1 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5 2009-10-09 Richard Guenther <rguenther@suse.de>
8 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
10 (lto_wrapper_exit): New function.
12 (fatal_perror): Likewise.
13 (fork_execute): Use global args_name, do not free it.
14 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
15 * lto-streamer.h: Remove duplicate prototypes.
17 2009-10-09 Richard Guenther <rguenther@suse.de>
19 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
20 before calling stmt_can_throw_external.
22 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
24 PR tree-optimization/40071
25 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
26 pointer if the original data reference doesn't conflict with the
27 created vector data reference. Fix long line.
29 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
31 * config/i386/i386.md (any_div): New code iterator.
32 (u): Handle div and udiv.
34 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
36 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
37 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
38 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
39 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
41 2009-10-08 Joseph Myers <joseph@codesourcery.com>
43 * gcc.c (main): Remove trailing "." from diagnostics.
45 2009-10-08 Cary Coutant <ccoutant@google.com>
47 Add support for debugging with ICF (Identical Code Folding).
48 * calls.c (debug.h): New #include.
49 (emit_call_1): Call virtual_call_token debug hook.
50 * common.opt (-fenable-icf-debug): New option.
51 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
52 locations in the source).
53 (poc_label_num): New variable.
54 (dcall_entry, vcall_entry): New typedefs.
55 (dcall_table, vcall_table): New variables.
56 (struct vcall_insn): New type.
57 (vcall_insn_table): New variable.
58 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
59 (size_of_dcall_table): New function.
60 (output_dcall_table): New function.
61 (size_of_vcall_table): New function.
62 (output_vcall_table): New function.
63 (dwarf2out_direct_call): New function.
64 (vcall_insn_table_hash): New function.
65 (vcall_insn_table_eq): New function.
66 (dwarf2out_virtual_call_token): New function.
67 (dwarf2out_virtual_call): New function.
68 (dwarf2out_init): Allocate new tables and sections.
69 (prune_unused_types): Mark DIEs referenced from direct call table.
70 (dwarf2out_finish): Output direct and virtual call tables.
71 * final.c (final_scan_insn): Call direct_call and virtual_call
73 * debug.h (struct gcc_debug_hooks): Add direct_call,
74 virtual_call_token, virtual_call hooks.
75 (debug_nothing_uid): New function.
76 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
77 (debug_nothing_uid): New function.
78 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
79 (xcoff_debug_hooks): Likewise.
80 * sdbout.c (sdb_debug_hooks): Likewise.
81 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
82 * doc/invoke.texi (-fenable-icf-debug): New option.
84 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
87 * regmove.c (regmove_backward_pass): Replace src with dst in the
88 debug insn, and check for dst before rather than after.
90 2009-10-08 Janis Johnson <janis187@us.ibm.com>
92 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
93 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
95 2009-10-08 Jan Hubicka <jh@suse.cz>
98 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
99 do not mark cgraph nodes as needed.
100 (record_references_in_initializer): Add new only_vars parameter.
101 * cgraph.h (record_references_in_initializer): New parameter.
102 * varasm.c (assemble_variable): Update call.
103 * varpool.c (varpool_analyze_pending_decls): Always look for
106 2009-10-08 Anatoly Sokolov <aesok@post.ru>
108 * config/avr/avr.c (last_insn_address) Remove variable.
109 (expand_prologue): Don't initialise last_insn_address variable.
110 (final_prescan_insn): Don't output insn size.
111 * config/avr/avr.opt (msize): Remove switch.
112 * doc/invoke.texi (AVR Options): Remove documentation of -msize
115 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
117 * combine.c (label_tick_ebb_start): Fix comment.
118 (combine_instructions): Set label_tick and label_tick_ebb_start before
119 calling setup_incoming_promotions. Start them from 1. Increment
120 label_tick instead of deriving it from the BB index. Rather than
121 comparing ticks use the block from the previous iteration to decide
122 whether to start a new EBB. Remove empty lines before function.
124 2009-10-08 Michael Matz <matz@suse.de>
127 * builtins.c (fold_builtin_isascii): Use fold_build2.
128 (fold_builtin_isdigit): Ditto.
129 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
130 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
131 remove_useless_stmts_cond, remove_useless_stmts_tf,
132 remove_useless_stmts_tc, remove_useless_stmts_bind,
133 remove_useless_stmts_goto, remove_useless_stmts_label,
134 remove_useless_stmts_1, remove_useless_stmts,
135 pass_remove_useless_stmts): Remove.
136 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
137 * passes.c (init_optimization_passes): Don't add
138 pass_remove_useless_stmts.
139 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
140 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
142 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
143 for static constants.
144 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
145 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
147 2009-10-08 Richard Guenther <rguenther@suse.de>
149 * gimple.c (free_gimple_type_tables): New function.
150 * gimple.h (free_gimple_type_tables): Declare.
152 2009-10-07 Mark Heffernan <meheff@google.com>
154 * ipa-prop.c (ipa_print_node_params) Only print
155 names of named arguments.
157 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
159 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
160 being statically linked.
162 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
164 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
166 2009-10-08 Jan Hubicka <jh@suse.cz>
169 * ipa.c (cgraph_externally_visible_p,
170 function_and_variable_visibility,
171 whole_program_function_and_variable_visibility): Skip non-finalized
174 2009-10-08 Nick Clifton <nickc@redhat.com>
176 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
179 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
182 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
184 2009-10-07 Joseph Myers <joseph@codesourcery.com>
187 * c-common.c (c_fully_fold_internal): Strip nops from the result
188 of recursive calls to c_fully_fold_internal.
189 (c_wrap_maybe_const): New.
190 (c_save_expr): Use c_wrap_maybe_const.
191 * c-common.h (c_wrap_maybe_const): Declare.
192 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
193 build_binary_op): Use c_wrap_maybe_const.
195 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
197 * real.c: Fix comment to reflect actual exponent size.
199 2009-10-08 Ben Elliston <bje@au.ibm.com>
201 * config/rs6000/a2.md: Add FSF comment header.
203 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
205 * config/i386/i386.md (any_extend): New code iterator.
206 (u, s): New code attributes.
208 (DWIH): Rewrite as code iterator for SI and DI modes.
209 (DWI): Rewrite as mode attribute.
210 (dwi): New mode attribute.
211 (di): Depend on SI mode and DI mode.
212 (doubleint_general_operand): Remove mode attribute.
214 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
217 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
218 (*sub<mode>3_doubleword): Ditto.
220 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
221 using SWIM248 mode iterator.
222 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
223 using SWI48 mode iterator.
224 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
225 patterns using DWIH mode iterator and any_extend code iterator.
226 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
227 using any_extend code iterator.
228 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
229 patterns using DWIH mode iterator and any_extend code iterator.
230 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
231 using any_extend code iterator.
232 (<s>mul<mode>3_highpart): Macroize expander from
233 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
234 and any_extend code iterator.
235 (*<s>muldi3_highpart_1): Macroize insn from
236 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
237 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
238 patterns using any_extend code iterator.
239 (*<s>mulsi3_highpart_zext): Macroize insn from
240 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
242 2009-10-07 Jakub Jelinek <jakub@redhat.com>
244 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
245 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
246 refering to a DIE with DW_AT_const_value.
248 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
251 * ira-lives.c (check_and_make_def_conflict): Process all operands.
253 2009-10-06 Jan Hubicka <jh@suse.cz>
255 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
258 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
260 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
261 *lea_2_rex64): Move before *add<mode>_1 pattern.
263 2009-10-07 Jan Hubicka <jh@suse.cz>
265 * collect2.c (main): Add -fno-whole-program.
266 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
268 2009-10-07 Jan Hubicka <jh@suse.cz>
270 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
271 has no address taken.
272 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
274 (cgraph_clone_node): Clear externally_visible flag for clones.
275 * cgraph.h (cgraph_only_called_directly_p,
276 cgraph_can_remove_if_no_direct_calls_p): New predicates.
277 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
278 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
279 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
280 ipcp_insert_stage): Likwise.
281 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
282 externally_visible flag.
283 (verify_cgraph_node): Verify that inline clones look right.
284 (process_function_and_variable_attributes): Do not set
285 externally_visible flags.
286 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
288 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
290 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
291 clear externally_visible when turning into inline clones
292 (cgraph_mark_inline_edge): Use new predicates.
293 (cgraph_estimate_growth): Likewise.
294 (cgraph_decide_inlining): Likewise.
295 * ipa.c (cgraph_postorder): Likewise.
296 (cgraph_remove_unreachable_nodes): Likewise; sanity check
297 that inline clones are not needed.
298 (cgraph_externally_visible_p): New predicate.
299 (function_and_variable_visibility): Add whole_program parameter;
300 always set externally_visible flag; handle COMDAT function
302 (local_function_and_variable_visibility): New function.
303 (gate_whole_program_function_and_variable_visibility): New function.
304 (whole_program_function_and_variable_visibility): New function.
305 (pass_ipa_whole_program_visibility): New function.
306 * passes.c (init_optimization_passes): Add whole program visibility
308 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
309 not care about needed/reachable flags.
310 * varpool.c: Include flags.h
311 (decide_is_variable_needed): When doing LTO assume whole-program mode.
312 (varpool_finalize_decl): When we are in LTO read-back, all variables
314 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
316 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
318 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
321 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
323 * config.gcc: Don't include the makefile fragments intended for
325 * config/s390/fixdfdi.h: File removed.
326 * config/s390/libgcc-glibc.ver: File removed.
327 * config/s390/s390.h: Remove the fixdfdi.h hack.
328 * config/s390/t-crtstuff: File moved to libgcc dir.
329 * config/s390/t-linux: Likewise.
330 * config/s390/t-tpf: libgcc specific parts removed.
331 * config/s390/t-linux64: Likewise.
333 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
335 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
336 (lto-compress.o): Likewise.
338 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
341 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
342 dllexport to class members here.
343 (i386_pe_determine_dllimport_p): Only check static class data for
345 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
346 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
347 functions for vague linkage.
348 (i386_pe_type_dllexport_p): Fix formatting.
349 (maybe_add_dllexport) New function.
350 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
353 2009-10-07 Ben Elliston <bje@au.ibm.com>
355 * config/rs6000/a2.md: Remove duplicated lines.
357 2009-10-07 Ben Elliston <bje@au.ibm.com>
359 * config.gcc (powerpc*-*-*): Handle a2.
360 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
361 * config/rs6000/a2.md: New file.
362 * config/rs6000/rs6000.opt (mno-update): New.
363 (mupdate): Return to using a mask, not a var.
364 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
365 (enum processor_type): Add PROCESSOR_PPCA2.
366 * config/rs6000/rs6000.c (ppca2_cost): New costs.
367 (rs6000_override_options): Add "a2" to processor_target_table.
368 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
369 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
371 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
373 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
374 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
375 reference to nonexistent gen_truncxfxf2 function.
377 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
379 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
380 (DWIH, g, di, doubleint_general_operand): New mode attributes.
381 (general_operand): Handle TI mode.
382 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
383 using SDWIM mode iterator.
384 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
385 pattern from *add{di,ti}3_1 patterns and corresponding splitters
386 using DWI mode iterator.
387 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
388 patterns using SWI mode iterator.
389 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
390 using SWI48 mode iterator.
391 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
392 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
393 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
394 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
395 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
396 using SDWIM mode iterator.
397 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
398 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
399 using DWI mode iterator.
400 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
401 patterns using SWI mode iterator.
402 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
403 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
404 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
405 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
406 patterns using plusminus code iterator.
407 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
408 sub<mode>3 patterns using plusminus code iterator.
409 * config/i386/i386.c (override_options): Update call to
410 gen_subdi_carry_rex64 for renamed function.
411 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
412 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
413 calls to instruction expanders.
415 2009-10-06 Martin Jambor <mjambor@suse.cz>
418 * opts.c (decode_options): Run IPA-SRA at -O2.
420 2009-10-06 Richard Guenther <rguenther@suse.de>
422 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
424 2009-10-06 Tobias Burnus <burnus@net-b.de>
427 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
428 -flto and -fwhole-program flags can be combined.
430 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
433 * gcc.c (process_command): Check that -o argument was specified.
435 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
437 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
439 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
441 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
442 * doc/invoke.texi (Warning Options): Annotate allowed languages
443 for -Wunsuffixed-float-constants.
445 2009-10-05 Jakub Jelinek <jakub@redhat.com>
447 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
448 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
449 same name and isn't the main variant.
452 * dwarf2out.c (loc_by_reference): Removed.
453 (dw_loc_list_1): New function.
454 (dw_loc_list): Remove toplev argument, add want_address argument.
455 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
456 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
457 want_address == 2 to dw_loc_list. For successful dw_loc_list
458 set have_address to 1 only if want_address is not 0.
460 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
462 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
463 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
464 a code block followed by two pointers.
465 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
466 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
467 (MIPS_MOVE): Likewise.
468 (MIPS_LUI): Likewise.
470 (MIPS_BAL): Likewise.
471 (MIPS_NOP): Likewise.
472 (mips_asm_trampoline_template): Delete.
473 (mips_trampoline_code_size): New function.
474 (mips_trampoline_init): Add shorter sequences for all cases
475 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
476 Calculate the opcodes directly, rather than copying from a template.
477 Only flush the code part of the trampoline.
478 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
480 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
482 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
483 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
484 (INCOMING_RETURN_ADDR_RTX): Likewise.
485 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
487 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
488 with RETURN_ADDR_REGNUM.
489 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
490 * config/mips/mips.c (mips16_build_call_stub): Replace
491 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
492 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
493 (mips_print_operand_punctuation): Likewise.
494 (mips_frame_set): Likewise.
495 (mips16e_output_save_restore): Likewise.
496 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
497 (mips_save_reg_p): Likewise.
498 (mips_return_addr): Likewise.
499 (mips_set_return_address): Likewise.
500 (mips_direct_save_slot_move_p): Likewise.
501 (mips_output_function_prologue): Likewise.
502 (mips_restore_reg): Likewise.
503 (mips_expand_epilogue): Likewise.
504 (mips_epilogue_uses): Likewise.
505 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
506 (*mov<mode>_ra): Use it instead of a hard-coded 31.
507 (clear_hazard_<mode>): Likewise.
508 (call_internal): Likewise.
509 (call_internal_direct): Likewise.
510 (call_direct_split): Likewise.
511 (call_value_internal): Likewise.
512 (call_value_split): Likewise.
513 (call_value_internal_direct): Likewise.
514 (call_value_direct_split): Likewise.
515 (call_value_multiple_internal): Likewise.
516 (call_value_multiple_split): Likewise.
518 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
519 Jakub Jelinek <jakub@redhat.com>
521 PR rtl-optimization/41511
522 * combine.c (record_value_for_reg): Pass explicit values as argument
523 to get_last_value_validate.
524 (get_last_value_validate): Document INSN parameter.
525 For non-readonly MEMs, assume they might have been modified if INSN
526 was in another basic block.
527 (get_last_value): Minor reformatting.
529 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
532 * final.c (asm_str_count): Split out from asm_insn_count.
533 * rtl.h (asm_str_count): New prototype.
534 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
537 2009-10-05 Sriraman Tallam <tmsriram@google.com>
539 * doc/plugins.texi: Change plugin_pass to register_pass_info.
541 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
542 Rafael Espindola <espindola@google.com>
544 * gengtype.c (write_types): Moved call to write_func_for_structure
547 2009-10-05 Richard Guenther <rguenther@suse.de>
550 * lto-cgraph.c (output_cgraph): Output toplevel asms.
551 (input_cgraph_1): Input toplevel asms.
553 2009-10-05 Richard Guenther <rguenther@suse.de>
556 * lto-symtab.c (lto_compatible_attributes_p): Remove.
557 (external_aggregate_decl_p): Likewise.
558 (lto_symtab_compatible): Re-structure. Remove dead code.
559 For variables ignore toplevel qualifiers when comparing types.
560 Issue warnings, not errors for mismatched user-alignment.
562 2009-10-05 Richard Guenther <rguenther@suse.de>
566 * lto-symtab.c (struct lto_symtab_base_def): Remove.
567 (struct lto_symtab_identifier_def): Likewise.
568 (struct lto_symtab_decl_def): Likewise.
569 (struct lto_symtab_entry_def): New.
570 (lto_symtab_identifier_t): Rename to ...
571 (lto_symtab_entry_t): ... this.
572 (lto_symtab_decls): Remove.
573 (lto_symtab_base_hash): Rename to ...
574 (lto_symtab_entry_hash): ... this.
575 (lto_symtab_base_eq): Rename to ...
576 (lto_symtab_entry_eq): ... this.
577 (lto_symtab_base_marked_p): Rename to ...
578 (lto_symtab_entry_marked_p): ... this.
579 (lto_symtab_identifier_marked_p): Remove.
580 (lto_symtab_decl_marked_p): Likewise.
581 (lto_symtab_maybe_init_hash_tables): Rename to ...
582 (lto_symtab_maybe_init_hash_table): ... this.
583 (lto_symtab_set_resolution_and_file_data): Remove.
584 (lto_symtab_register_decl): New function.
585 (lto_symtab_get_identifier): Remove.
586 (lto_symtab_get): New function.
587 (lto_symtab_get_resolution): Adjust.
588 (lto_symtab_get_identifier_decl): Remove.
589 (lto_symtab_set_identifier_decl): Likewise.
590 (lto_symtab_merge_decl): Rename to ...
591 (lto_symtab_merge): ... this. Rewrite.
592 (lto_symtab_merge_var): Remove.
593 (lto_symtab_merge_fn): Likewise.
594 (lto_symtab_prevailing_decl): Adjust.
595 (lto_cgraph_replace_node): New function.
596 (lto_symtab_merge_decls_2): Likewise.
597 (lto_symtab_merge_decls_1): Likewise.
598 (lto_symtab_fixup_var_decls): Likewise.
599 (lto_symtab_resolve_symbols): Likewise.
600 (lto_symtab_merge_decls): Likewise.
601 (lto_symtab_prevailing_decl): Adjust.
602 (lto_symtab_get_symtab_def): Remove.
603 (lto_symtab_get_file_data): Likewise.
604 (lto_symtab_clear_resolution): Adjust.
605 (lto_symtab_clear_resolution): Likewise.
606 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
607 (input_cgraph_1): Likewise.
608 * lto-streamer-in.c (get_resolution): Do not provide fake
609 symbol resolutions here.
610 (deferred_global_decls): Remove.
611 (lto_register_deferred_decls_in_symtab): Likewise.
612 (lto_register_var_decl_in_symtab): Change signature, register
613 variable via lto_symtab_register_decl.
614 (lto_register_function_decl_in_symtab): Likewise.
615 (lto_read_tree): Adjust.
616 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
617 (lto_symtab_merge_var): Likewise.
618 (lto_symtab_merge_fn): Likewise.
619 (lto_symtab_register_decl): Declare.
620 (lto_symtab_merge_decls): Likewise.
622 2009-10-05 Richard Guenther <rguenther@suse.de>
624 PR tree-optimization/23821
625 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
626 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
627 simple IV increments.
629 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
631 * config/arm/arm.c (arm_override_options): Really initialize
632 flag_dwarf2_cfi_asm to 0.
634 2009-10-05 Doug Kwan <dougkwan@google.com>
636 PR rtl-optimization/41574
637 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
638 floating point and we are not doing unsafe math optimizations.
640 2009-10-03 Simon Baldwin <simonb@google.com>
641 Cary Coutant <ccoutant@google.com>
642 Rafael Espindola <espindola@google.com>
643 Richard Guenther <rguenther@suse.de>
644 Jan Hubicka <jh@suse.cz>
645 Doug Kwan <dougkwan@google.com>
646 H.J. Lu <hongjiu.lu@intel.com>
647 Bill Maddox <maddox@google.com>
648 Ryan Mansfield <rmansfield@qnx.com>
649 Diego Novillo <dnovillo@google.com>
650 Ollie Wild <aaw@google.com>
651 Kenneth Zadeck <zadeck@naturalbridge.com>
653 * lto-cgraph.c: New file.
654 * lto-compress.c: New file.
655 * lto-compress.h: New file.
656 * lto-opts.c: New file.
657 * lto-section-in.c: New file.
658 * lto-section-out.c: New file.
659 * lto-streamer-in.c: New file.
660 * lto-streamer-out.c: New file.
661 * lto-streamer.c: New file.
662 * lto-streamer.h: New file.
663 * lto-symtab.c: New file.
664 * lto-wpa-fixup.c: New file.
665 * lto-wrapper.c: New file.
667 2009-10-03 Simon Baldwin <baldwin@google.com>
668 Ben Elliston <bje@au.ibm.com>
669 Rafael Espindola <espindola@google.com>
670 Nathan Froyd <froydnj@codesourcery.com>
671 Jan Hubicka <jh@suse.cz>
672 Doug Kwan <dougkwan@google.com>
673 Diego Novillo <dnovillo@google.com>
674 Kenneth Zadeck <zadeck@naturalbridge.com>
676 * Makefile.in (enable_lto): New.
677 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
678 (LINKER_PLUGIN_API_H): Define.
679 (LTO_SYMTAB_H): Define.
680 (LTO_STREAMER_H): Define.
681 (TREE_VECTORIZER_H): Define.
682 (INCLUDES): Add LIBELFINC.
683 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
684 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
685 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
686 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
687 (native): Add lto-wrapper$(exeext)
688 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
689 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
690 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
691 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
692 (varasm.o): Add dependency on tree-iterator.h.
693 (cgraph.o): Add dependency on cif-code.def.
694 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
695 (ipa-pure-const.o): Likewise.
696 (GTFILES): Add lto-symtab.c.
697 (install-lto-wrapper): New.
698 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
699 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
700 * config.in: Regenerate.
702 2009-10-03 Rafael Espindola <espindola@google.com>
703 Diego Novillo <dnovillo@google.com>
705 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
707 Call execute_ipa_summary_passes for all_regular_ipa_passes and
709 (cgraph_optimize): Make extern.
711 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
712 Kenneth Zadeck <zadeck@naturalbridge.com>
714 * toplev.c (in_lto_p): Declare.
715 * collect2.c (scan_prog_file): Read all the output when reading
717 (enum lto_mode_d): Declare.
719 2009-10-03 Richard Guenther <rguenther@suse.de>
720 Diego Novillo <dnovillo@google.com>
722 * gimple.c: Include target.h and alias.h.
723 (gimple_types): Declare.
724 (type_hash_cache): Declare.
725 (gimple_alloc_stat): Make extern.
726 (gimple_build_eh_must_not_throw): Call
727 gimple_eh_must_not_throw_set_fndecl.
728 (struct type_pair_d): Declare.
729 (type_pair_t): Declare.
730 (type_pair_hash): New.
732 (lookup_type_pair): New.
733 (gimple_force_type_merge): New.
734 (compare_type_names_p): New.
735 (compare_field_offset): New.
736 (gimple_types_compatible_p): New.
737 (struct sccs): Declare.
738 (next_dfs_num): Declare.
739 (iterative_hash_gimple_type): New.
741 (iterative_hash_type_name): New.
742 (iterative_hash_gimple_type): New.
743 (gimple_type_hash): New.
744 (gimple_type_eq): New.
745 (gimple_register_type): New.
746 (print_gimple_types_stats): New.
747 (gimple_signed_or_unsigned_type): New.
748 (gimple_unsigned_type): New.
749 (gimple_signed_type): New.
750 (gimple_get_alias_set): New.
751 (gimple_decl_printable_name): Do not use DMGL_TYPES.
752 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
753 (gimple_force_type_merge): Declare.
754 (gimple_types_compatible_p): Declare.
755 (gimple_register_type): Declare.
756 (print_gimple_types_stats): Declare.
757 (gimple_unsigned_type): Declare.
758 (gimple_signed_type): Declare.
759 (gimple_get_alias_set): Declare.
760 (gimple_eh_must_not_throw_set_fndecl): New.
762 2009-10-03 Jan Hubicka <jh@suse.cz>
763 Kenneth Zadeck <zadeck@naturalbridge.com>
765 * ipa-pure-const.c: Include lto-streamer.h.
766 (register_hooks): Factor out of ...
767 (generate_summary): ... here.
768 (pure_const_write_summary): New.
769 (pure_const_read_summary): New.
770 (pass_ipa_pure_const): Add pure_const_write_summary and
771 pure_const_read_summary.
772 * ipa-reference.c: Include lto-streamer.h.
773 (add_new_function): New.
774 (remove_node_data): New.
775 (duplicate_node_data): New.
776 (ipa_init): Guard against multiple calls.
777 Move hook setup from analyze_function.
778 (write_node_summary_p): New.
779 (ipa_reference_write_summary): New.
780 (ipa_reference_read_summary): New.
781 (pass_ipa_reference): Add ipa_reference_write_summary and
782 ipa_reference_read_summary.
783 * cgraph.h (cgraph_local_info): Add field lto_file_data.
784 (struct cgraph_edge): Add fields lto_stmt_uid and
785 call_stmt_cannot_inline_p.
786 (cgraph_optimize): Declare.
787 (cgraph_decide_is_function_needed): Declare.
788 (reset_inline_failed): Declare.
789 (enum LTO_cgraph_tags): Declare.
790 (LTO_cgraph_tag_names): Declare.
791 (LCC_NOT_FOUND): Define.
793 2009-10-03 Doug Kwan <dougkwan@google.com>
794 Rafael Espindola <espindola@google.com>
795 Jan Hubicka <jh@suse.cz>
796 Diego Novillo <dnovillo@google.com>
797 Kenneth Zadeck <zadeck@naturalbridge.com>
799 * passes.c (all_regular_ipa_passes): New.
800 (all_ipa_passes): Rename to all_small_ipa_passes.
801 (init_optimization_passes): Init all_regular_ipa_passes.
802 * tree-pass.h (all_regular_ipa_passes): New.
803 (all_ipa_passes): Rename to all_small_ipa_passes.
804 * passes.c (all_lto_gen_passes): New.
805 (init_optimization_passes): Initialize all_lto_gen_passes.
806 (execute_ipa_summary_passes): Make non-static.
807 (ipa_write_summaries_1): New.
808 (ipa_write_summaries_2): New.
809 (ipa_write_summaries): New.
810 (ipa_write_summaries_of_cgraph_node_set): New.
811 (ipa_read_summaries_1): New.
812 (ipa_read_summaries): New.
813 (execute_ipa_pass_list): Call cgraph_process_new_functions.
814 (execute_regular_ipa_pass_list): Remove.
815 (init_optimization_passes): Schedule
816 pass_rebuild_cgraph_edges and pass_early_inline outside
817 of pass_all_early_optimizations. Document reason.
818 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
819 pass_ipa_lto_finish_out): New pass.
820 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
821 (execute_all_ipa_transforms): New.
822 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
823 (dump_properties, debug_properties): New.
824 * tree-optimize.c (gate_all_early_local_passes): Return
825 false if we are in lto1.
826 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
827 * tree-pass.h (execute_all_ipa_transforms): Declare.
828 (pass_ipa_function_and_variable_visibility): Declare.
829 (pass_ipa_early_inline): Declare.
830 (pass_ipa_lto_gimple_out): Declare.
831 (pass_ipa_lto_wpa_fixup): Declare.
832 (pass_ipa_lto_finish_out): Declare.
833 (all_small_ipa_passes, all_regular_ipa_passes,
834 all_lto_gen_passes): Declare.
835 (execute_ipa_summary_passes): Declare.
836 (execute_all_ipa_transforms): Declare.
837 (ipa_write_summaries): Declare
838 (ipa_write_summaries_of_cgraph_node_set): Declare.
839 (ipa_read_summaries): Declare.
841 2009-10-03 Doug Kwan <dougkwan@google.com>
842 Ollie Wild <aaw@google.com>
844 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
846 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
847 (lto_mode): New variable.
848 (maybe_run_lto_and_relink): Handle the -fwpa option.
849 (main): Handle the -fwpa option.
850 (maybe_unlink_list): New function.
851 * gcc.c (link_lto_options): Replace -flto with -fwpa.
852 * common.opt (flto): New flag.
853 * toplev.c (flag_generate_lto): Declare.
855 2009-10-03 Simon Baldwin <simonb@google.com>
857 * common.opt (flto-compression-level): New flag.
859 * opts.c: Include lto-opts.h.
860 (handle_option): Call lto_register_user_option for each
861 valid option handled.
862 (decode_options): Clear registered options before the options
865 2009-10-03 Cary Coutant <ccoutant@google.com>
867 * collect2.c (is_elf): New function.
868 (scan_prog_file): Require LTO object to be in ELF format.
870 2009-10-03 Rafael Espindola <espindola@google.com>
872 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
873 libgcc to the linker.
875 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
877 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
878 (collect_execute): Add flags argument. Pass flags to pex_run. Update
880 * collect2.h (collect_execute): Add flags argument.
881 * tlink.c (tlink_execute): Update call to collect_execute.
882 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
883 (use_linker_plugin): New.
884 (use_linker_plugin_spec_function): New.
885 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
886 (linker_plugin_file_spec): New.
887 (lto_wrapper_spec): New.
889 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
890 (static_spec_functions): Add use-linker-plugin.
891 (process_command): Handle -use-linker-plugin.
892 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
893 linker_plugin_file_spec and lto_gcc_spec.
894 (use_linker_plugin_spec_function): New.
896 2009-10-03 Richard Guenther <rguenther@suse.de>
900 * tree.h (is_lang_specific): Include LANG_TYPE.
901 * tree.c (find_decls_types_r): Manually add interesting parts
902 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
904 * gimple.c (type_pair_hash): Make symmetric.
905 (type_pair_eq): Likewise.
906 (lookup_type_pair): Increase initial hashtable size.
907 (gimple_force_type_merge): Rely on type-pair symmetry.
908 (visit): Remove excessive checking code.
909 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
910 (gimple_register_type): Remove getenv calls, shrink initial
914 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
915 inline functions if not generating lto output.
918 * toplev.c (finalize): In WPA mode remove the asm file.
920 2009-10-03 Doug Kwan <dougkwan@google.com>
922 * ipa-inline.c (cgraph_mark_inline): Check
923 edge->call_stmt_cannot_inline_p instead of calling
924 gimple_call_cannot_inline_p.
925 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
926 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
927 (inline_generate_summary): Do nothing in LTRANS.
928 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
929 exists before calling gimple_call_cannot_inline_p.
930 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
931 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
932 Update new_edge->lto_stmt_uid.
933 * cgraphbuild.c (reset_inline_failed): New.
935 * common.opt (fwpa): New flag.
936 (fltrans): New option.
937 * gcc.c (gcc_lto_option_t): New type.
938 (current_lto_option): New variable.
939 (lto_single_spec_function): Remove and is replaced by ..
940 (lto_option_spec_function): New function.
941 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
942 passing the -flto flag.
943 (cc1_options): Separate non-LTO related parts into ..
944 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
945 (lto1_options): New spec for lto FE.
946 (link_lto_options): New spec for handling LTO flags in linker.
947 (invoke_lto_single): Re-format to fit in 80 column. Replace
948 lto-single with lto-option.
949 (static_specs): Add cc1_non_lto_options, lto1_options and
951 (static_spec_function): Replace lto-single with lto-option.
952 (process_command): Handle -flto, -fwpa and -fltran by setting
953 current_lto_option and not passing it to subprocess unconditionally.
955 2009-10-03 Bill Maddox <maddox@google.com>
957 Add `gcc' driver support for link-time code generation (LTO).
959 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
960 (lto_flag, lto_objects, lto_o_file): New variables.
961 (struct lto_object, struct lto_object_list): New structures.
962 (collect_exit, handler): Remove LTO temporary output file on exit.
963 (add_lto_object): New function.
964 (maybe_run_lto_and_relink): New function. Perform link time code
965 generation and relinking for object files containing LTO information.
966 (main): Invoke maybe_run_lto_and_relink().
967 (dump_argv): New function. For debugging, currently disabled.
968 (scan_prog_file): Add LTO information pass.
969 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
971 * toplev.c (compile_file): Emit assembler directive to create
972 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
974 2009-10-03 Diego Novillo <dnovillo@google.com>
976 * c.opt: Add LTO to warn_abi and warn_psabi.
978 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
979 inline function. Ignore language-specific nodes. Update all users.
980 (find_decls_types_r): Do not traverse the subtrees of
981 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
982 * tree.h (is_lang_specific): New.
983 * langhooks.h (struct lang_hooks_for_decls): Remove
984 may_need_assembler_name_p. Update all users.
986 * c-common.c (set_builtin_user_assembler_name): Move ...
987 * builtins.c (set_builtin_user_assembler_name): ... here.
988 (is_builtin_name): Add comment
989 (is_builtin_fn): New.
990 * except.c (output_ttype): Only call
991 lookup_type_for_runtime if TYPE is not a runtime type.
993 * passes.c (register_pass): Call position_pass on
994 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
995 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
996 (TV_IPA_LTO_DECL_IO): Define.
997 (TV_IPA_LTO_CGRAPH_IO): Define.
999 (TV_WHOPR_WPA): Define.
1000 (TV_WHOPR_WPA_IO): Define.
1001 (TV_WHOPR_LTRANS): Define.
1002 (TV_WHOPR_WPA_FIXUP): Define.
1003 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1004 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1005 * tree-flow.h (tree_node_can_be_shared): Declare.
1006 * tree-inline.c (tree_can_inline_p): Check that E has a
1007 statement associated with it.
1008 * tree.c (free_lang_data_in_binf): Factor out of ...
1009 (free_lang_data_in_type): ... here.
1010 Call RECORD_OR_UNION_TYPE_P.
1011 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1012 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1013 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1014 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1015 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1016 (gate_free_lang_data): Return true if flag_generate_lto is set.
1017 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1018 * c-common.h (set_builtin_user_assembler_name): Move ...
1019 * tree.h (set_builtin_user_assembler_name): ... here.
1021 * common.opt (flto-report): New flag.
1022 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1023 * collect2.c (scan_prog_file): Send the error output of
1024 'nm' to HOST_BIT_BUCKET.
1026 2009-10-03 Ollie Wild <aaw@google.com>
1028 * langhooks-def.h (lhd_begin_section): New function declaration.
1029 (lhd_write_section): New function declaration.
1030 (lhd_end_section): New function declaration.
1031 (LANG_HOOKS_BEGIN_SECTION): New macro.
1032 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1033 (LANG_HOOKS_END_SECTION): New macro.
1034 (LANG_HOOKS_LTO): New macro.
1035 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1036 * langhooks.c (output.h): Add include.
1037 (saved_section): New static variable.
1038 (lhd_begin_section): New function.
1039 (lhd_write_section_data): New function.
1040 (lhd_end_section): New function.
1041 * langhooks.h (struct lang_hooks_for_lto): New structure.
1042 (struct lang_hooks): Add member lto.
1043 * Makefile.in (langhooks.o): Add dependency on output.h.
1045 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1047 2009-10-03 Richard Guenther <rguenther@suse.de>
1049 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1052 2009-10-03 Simon Baldwin <simonb@google.com>
1053 Richard Guenther <rguenther@suse.de>
1054 Janis Johnson <janis187@us.ibm.com>
1055 Doug Kwan <dougkwan@google.com>
1056 Diego Novillo <dnovillo@google.com>
1057 Ramana Radhakrishnan <ramana.r@gmail.com>
1058 Ollie Wild <aaw@google.com>
1060 * doc/install.texi: Add documentation for libelf and --enable-lto.
1061 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1062 -flto-report, -flto-compression-level and -use-linker-plugin.
1063 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1064 Add section for LTO Testing.
1066 2009-10-02 Cary Coutant <ccoutant@google.com>
1068 Add support for comdat type sections for DWARF v4.
1069 Merge from dwarf4 branch.
1071 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1072 (dw_die_ref): Define vector type.
1073 (enum dw_val_class): Add dw_val_class_data8.
1074 (struct dw_val_struct): Add v.val_data8.
1075 (comdat_type_node_ref): New type.
1076 (struct die_struct): Move die_symbol into a union; add new field
1077 die_type_node. Change all uses.
1078 (comdat_type_node): New type.
1079 (skeleton_chain_node): New type.
1080 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1081 (comdat_type_list): New variable.
1082 (dwarf_tag_name): Add DW_TAG_type_unit.
1083 (dwarf_attr_name): Add DW_AT_signature.
1084 (add_AT_data8): New function.
1085 (replace_child): New function.
1086 (move_all_children): New function.
1087 (print_signature): New function.
1088 (print_die): Print signature information; add dw_val_class_data8.
1089 (attr_checksum): Support dw_val_class_data8.
1090 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1091 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1092 (checksum_sleb128, checksum_uleb128): New functions.
1093 (checksum_die_context): New function.
1094 (loc_checksum_ordered): New function.
1095 (attr_checksum_ordered): New function.
1096 (struct checksum_attributes): New structure.
1097 (collect_checksum_attributes): New function.
1098 (die_checksum_ordered): New function.
1099 (generate_type_signature): New function.
1100 (same_dw_val_p): Add dw_val_class_data8.
1101 (is_symbol_die): Use new is_declaration_die function.
1102 (is_declaration_die): New function.
1103 (should_move_die_to_comdat): New function.
1104 (clone_die): New function.
1105 (clone_tree): New function.
1106 (clone_as_declaration): New function.
1107 (copy_declaration_context): New function.
1108 (generate_skeleton_ancestor_tree): New function.
1109 (generate_skeleton_bottom_up): New function.
1110 (generate_skeleton): New function.
1111 (remove_child_or_replace_with_skeleton): New function.
1112 (break_out_comdat_types): New function.
1113 (struct decl_table_entry): New type.
1114 (htab_decl_hash): New function.
1115 (htab_decl_eq): New function.
1116 (htab_decl_del): New function.
1117 (copy_ancestor_tree): New function.
1118 (copy_decls_walk): New function.
1119 (copy_decls_for_unworthy_types): New function.
1120 (build_abbrev_table): Don't assert on missing die_symbol when doing
1121 comdat type sections.
1122 (size_of_die): Use DW_FORM_sig8 for external references. Add
1124 (unmark_dies): Don't assert for unmarked dies when doing comdat
1126 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1127 (output_signature): New function.
1128 (output_die): Likewise.
1129 (output_compilation_unit_header): Mark output as DWARF version 3
1130 even if generating DWARF 4.
1131 (output_comdat_type_unit): New function.
1132 (output_line_info): Mark output as DWARF version 3 even if generating
1134 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1136 (dwarf2out_end_source_file): Likewise.
1137 (prune_unused_types_walk_attribs): Don't follow references into
1138 comdat type sections.
1139 (prune_unused_types_mark): When generating type units, do not mark
1140 children of non-defining declarations of types; do mark children of
1142 (prune_unused_types): Process comdat type sections.
1143 (htab_ct_hash): New function.
1144 (htab_ct_eq): New function.
1145 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1146 Add a pointer to the line table from type unit entries so
1147 DW_AT_decl_file has meaning.
1148 * varasm.c (default_elf_asm_named_section): Use identifier name as
1149 comdat key instead of lang hook.
1151 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1153 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1155 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1157 * config/i386/i386.md (SWIM248): New mode iterator.
1158 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1159 divmodhi4 patterns using SWIM248 macro.
1160 (*divmod<mode>4): Macroize insn_and_split pattern from
1161 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1162 and their corresponding splitters usign SWIM248 macro. Split SImode
1163 insn to generate cltd and DImode insn to generate cqto instead of
1164 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1165 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1166 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1167 *divmodsi_noext patterns using SWIM248 macro.
1168 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1169 udivmodhi4 patterns using SWIM248 macro.
1170 (*udivmod<mode>4): Macroize insn_and_split pattern from
1171 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1172 corresponding splitters using SWIM248 macro.
1173 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1174 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1176 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1178 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1179 of zero-sized element is zero-sized regardless of its extent.
1181 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1184 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1185 * configure: Regenerated.
1186 * config.in: Regenerated.
1187 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1188 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1189 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1190 not emitting .eh_frame, emit .cfi_sections .debug_frame
1195 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1196 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1198 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1199 vars use DECL_RTL with resetting it back to NULL afterwards.
1200 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1201 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1202 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1203 the attribute type allows it, otherwise use DW_FORM_dataN.
1204 (mem_loc_descriptor): Handle CONST_STRING.
1205 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1206 Handle MEM with CONST_STRING address using add_AT_string.
1207 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1208 CONST_STRING for const arrays initialized with a string literal.
1209 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1210 (dwarf2out_finish): Call resolve_addr.
1212 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1213 Maxim Kuvyrkov <maxim@codesourcery.com>
1215 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1217 2009-10-02 Nick Clifton <nickc@redhat.com>
1219 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1220 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1222 2009-10-01 Jan Hubicka <jh@suse.cz>
1224 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1225 (cgraph_create_virtual_clone): Just pass redirect_callers
1227 * cgraph.h (cgraph_clone_node): Update prototype.
1228 * ipa-pure-const.c (self_recursive_p): New function.
1229 (propagate): Use it.
1230 * ipa-inline.c (cgraph_clone_inlined_nodes,
1231 cgraph_decide_recursive_inlining): Update.
1233 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1235 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1236 instructions for TARGET_OCTEON.
1238 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1240 * config/arm/arm.c (arm_override_options): Turn off
1241 flag_dwarf2_cfi_asm for AAPCS variants.
1243 2009-10-01 Martin Jambor <mjambor@suse.cz>
1246 * tree-sra.c (convert_callers): Do not call
1247 compute_inline_parameters on one caller more than once.
1249 2009-10-01 Nick Clifton <nickc@redhat.com>
1251 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1252 an empty string if not already defined.
1254 2009-10-01 Martin Jambor <mjambor@suse.cz>
1257 * tree-sra.c (is_va_list_type): New function.
1258 (find_var_candidates): Call is_va_list_type.
1259 (find_param_candidates): Check that the type or the type pointed
1260 to are not va_list types.
1262 2009-10-01 Martin Jambor <mjambor@suse.cz>
1265 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1266 DECL_ARTIFICIAL (param_decl) is true.
1268 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1270 * tree.h (tree_decl_common::lang_flag_8): New.
1271 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1273 * c-common.h (RID_CONSTEXPR): New.
1275 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1277 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1278 Use ref-all pointers.
1279 (alpha_gimplify_va_arg): Ditto.
1281 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1284 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1285 before insn counting loop now that BB_END (bb) is counted. Ensure
1286 the return value isn't zero.
1288 2009-09-30 Nick Clifton <nickc@redhat.com>
1290 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1291 with separate definitions of c_target_objs and cxx_target_objs.
1292 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1294 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1295 sh_symbian_import_export_class.
1296 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1297 * config/sh/symbian.c: Delete, moving code into...
1298 * config/sh/symbian-base.c: ... here
1299 * config/sh/symbian-c.c: ... and here
1300 * config/sh/symbian-cxx.c: ... and here.
1302 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1305 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1306 of plus RTX into register.
1308 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1310 * doc/install.texi: Linguistic and markup fixes.
1311 (Configuration) <--disable-cpp>: Remove description.
1312 <--enable-maintainer-mode>: Autotools files are affected, too.
1313 <--with-sysroot>: Improve description.
1314 (Building): Bump required GNU make version.
1316 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1318 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1319 (x86_64-*-*): Ditto.
1321 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1322 intrinisics for FMA4.
1323 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1324 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1325 Add FMA4 check and fma4intrin.h.
1326 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1328 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1329 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1330 constant for FMA4 support.
1331 (UNSPEC_FMA4_FMADDSUB): Ditto.
1332 (UNSPEC_FMA4_FMSUBADD): Ditto.
1333 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1334 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1335 (ix86_expand_fma4_multiple_memory): Ditto.
1336 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1337 (OPTION_MASK_ISA_FMA4_UNSET): New.
1338 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1339 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1340 (ix86_handle_option): Handle -mfma4.
1341 (isa_opts): Handle -mfma4.
1342 (enum pta_flags): Add PTA_FMA4.
1343 (override_options): Add FMA4 support.
1344 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1345 (IX86_BUILTIN_VFMADDSD): Ditto.
1346 (IX86_BUILTIN_VFMADDPS): Ditto.
1347 (IX86_BUILTIN_VFMADDPD): Ditto.
1348 (IX86_BUILTIN_VFMSUBSS): Ditto.
1349 (IX86_BUILTIN_VFMSUBSD): Ditto.
1350 (IX86_BUILTIN_VFMSUBPS): Ditto.
1351 (IX86_BUILTIN_VFMSUBPD): Ditto.
1352 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1353 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1354 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1355 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1356 (IX86_BUILTIN_VFNMADDSS): Ditto.
1357 (IX86_BUILTIN_VFNMADDSD): Ditto.
1358 (IX86_BUILTIN_VFNMADDPS): Ditto.
1359 (IX86_BUILTIN_VFNMADDPD): Ditto.
1360 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1361 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1362 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1363 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1364 (IX86_BUILTIN_VFMADDPS256): Ditto.
1365 (IX86_BUILTIN_VFMADDPD256): Ditto.
1366 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1367 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1368 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1369 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1370 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1371 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1372 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1373 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1374 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1375 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1376 (enum multi_arg_type): New enum for describing the various FMA4
1377 intrinsic argument types.
1378 (bdesc_multi_arg): New table for FMA4 intrinsics.
1379 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1380 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1382 (ix86_expand_builtin): Add FMA4 intrinsic support.
1383 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1384 operand instructions.
1385 (ix86_expand_fma4_multiple_memory): New function to split the
1386 second memory reference from FMA4 instructions.
1387 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1388 (ssemodesuffixf2s): Ditto.
1389 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1391 (fma4_fmsub<mode>4): Ditto.
1392 (fma4_fnmadd<mode>4): Ditto.
1393 (fma4_fnmsub<mode>4): Ditto.
1394 (fma4_vmfmadd<mode>4): Ditto.
1395 (fma4_vmfmsub<mode>4): Ditto.
1396 (fma4_vmfnmadd<mode>4): Ditto.
1397 (fma4_vmfnmsub<mode>4): Ditto.
1398 (fma4_fmadd<mode>4256): Ditto.
1399 (fma4_fmsub<mode>4256): Ditto.
1400 (fma4_fnmadd<mode>4256): Ditto.
1401 (fma4_fnmsub<mode>4256): Ditto.
1402 (fma4_fmaddsubv8sf4): Ditto.
1403 (fma4_fmaddsubv4sf4): Ditto.
1404 (fma4_fmaddsubv4df4): Ditto.
1405 (fma4_fmaddsubv2df4): Ditto.
1406 (fma4_fmsubaddv8sf4): Ditto.
1407 (fma4_fmsubaddv4sf4): Ditto.
1408 (fma4_fmsubaddv4df4): Ditto.
1409 (fma4_fmsubaddv2df4): Ditto.
1410 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1411 instructions for intrinsics.
1412 (fma4i_fmsub<mode>4): Ditto.
1413 (fma4i_fnmadd<mode>4): Ditto.
1414 (fma4i_fnmsub<mode>4): Ditto.
1415 (fma4i_vmfmadd<mode>4): Ditto.
1416 (fma4i_vmfmsub<mode>4): Ditto.
1417 (fma4i_vmfnmadd<mode>4): Ditto.
1418 (fma4i_vmfnmsub<mode>4): Ditto.
1419 (fma4i_fmadd<mode>4256): Ditto.
1420 (fma4i_fmsub<mode>4256): Ditto.
1421 (fma4i_fnmadd<mode>4256): Ditto.
1422 (fma4i_fnmsub<mode>4256): Ditto.
1423 (fma4i_fmaddsubv8sf4): Ditto.
1424 (fma4i_fmaddsubv4sf4): Ditto.
1425 (fma4i_fmaddsubv4df4): Ditto.
1426 (fma4i_fmaddsubv2df4): Ditto.
1427 (fma4i_fmsubaddv8sf4): Ditto.
1428 (fma4i_fmsubaddv4sf4): Ditto.
1429 (fma4i_fmsubaddv4df4): Ditto.
1430 (fma4i_fmsubaddv2df4): Ditto.
1432 * doc/invoke.texi (-mfma4): Add documentation.
1433 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1435 2009-09-29 Richard Henderson <rth@redhat.com>
1437 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1438 an edge to the new destination block.
1440 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1443 * pa.c (hppa_profile_hook): Use
1444 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1446 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1447 Alexander Monakov <amonakov@ispras.ru>
1450 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1451 (not_postinc_memory_operand): New.
1452 (not_postinc_move_operand): New.
1453 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1454 (*cmovsi_internal): Ditto.
1456 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1458 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1459 restrict issue_rate in first pass when scheduling for register
1462 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1463 Rafael Avila de Espindola <espindola@google.com>
1465 * gengtype.c (plugin_output): New.
1466 (get_output_file_with_visibility): Return plugin_output for plugins.
1467 (main): Parse and use the -P option.
1468 * gty.texi: Update the command line format.
1470 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1473 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1475 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1476 out if !const_ok_for_output.
1479 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1480 case VAR_LOCATION>: Remove gcc_unreachable ().
1482 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1484 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1485 (x86_64-*-*): Ditto.
1486 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1487 back to smmintrin.h.
1488 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1489 * config/i386/x86intrin.h: Remove SSE5.
1490 * config/i386/mmintrin-common.h: Delete file.
1491 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1493 2009-09-29 Richard Guenther <rguenther@suse.de>
1495 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1496 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1498 2009-09-29 Nick Clifton <nickc@redhat.com>
1500 * function.c (current_function_name): If there is no current
1501 function just return "<none>".
1503 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1505 * tree-pass.h (register_pass_info): New structure.
1506 (pass_positioning_ops): Move enum from gcc-plugin.h.
1507 (register_pass): New function.
1508 * gcc-plugin.h (plugin_pass): Delete structure.
1509 (pass_positioning_ops): Delete enum.
1510 * plugin.c (regsiter_pass): Delete function.
1511 (position_pass): Delete function.
1512 (added_pass_nodes): Delete variable.
1513 (prev_added_pass_nodes): Delete variable.
1514 (pass_list_node): Delete structure.
1515 * passes.c (make_pass_instance): New function.
1516 (next_pass_1): Change to call make_pass_instance.
1517 (pass_list_node): Move structure from gcc-plugin.h.
1518 (added_pass_nodes): Move variable from plugin.c.
1519 (prev_added_pass_nodes): Move variable from plugin.c.
1520 (position_pass): New function.
1521 (register_pass): New function.
1523 2009-09-28 Easwaran Raman <eraman@google.com>
1525 * ifcvt.c (noce_try_abs): Recognize pattern and call
1526 expand_one_cmpl_abs_nojump.
1527 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1528 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1530 2009-09-28 Ian Lance Taylor <iant@google.com>
1533 * c-opts.c (c_common_handle_option): Don't set
1534 warn_jump_misses_init for -Wall.
1535 * doc/invoke.texi (Warning Options): Update documentation.
1537 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1539 * Makefile.in ($(out_object_file)): Depend on
1540 gt-$(basename $(notdir $(out_file))).h.
1542 2009-09-28 Richard Henderson <rth@redhat.com>
1544 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1545 * except.c (gen_eh_region): Set it.
1546 (duplicate_eh_regions_1): Copy it.
1547 * tree-eh.c (lower_resx): Use it to determine which function
1550 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1551 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1552 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1553 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1554 BUILT_IN_CXA_END_CLEANUP if necessary.
1556 * c-common.c (c_define_builtins): Update call to
1557 build_common_builtin_nodes.
1559 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1561 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1563 2009-09-28 Michael Matz <matz@suse.de>
1565 * builtins.c (interclass_mathfn_icode): New helper.
1566 (expand_builtin_interclass_mathfn): Use it here, and split folding
1568 (fold_builtin_interclass_mathfn): ... this new folder.
1569 (build_call_nofold_loc): New static helper.
1570 (build_call_nofold): New wrapper macro for above.
1571 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1572 (expand_builtin_pow): Ditto.
1573 (expand_builtin_memset_args): Ditto.
1574 (expand_builtin_printf): Ditto.
1575 (expand_builtin_fprintf): Ditto.
1576 (expand_builtin_sprintf): Ditto.
1577 (expand_builtin_memory_chk): Ditto.
1578 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1579 (expand_builtin_stpcpy): Ditto.
1580 (expand_builtin_strcmp): Ditto.
1581 (expand_builtin_strncmp): Ditto.
1582 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1583 (expand_builtin_strcpy_args): Don't call folders.
1584 (expand_builtin_memcmp): Ditto.
1585 (expand_builtin_strncpy): Ditto, and use target.
1586 (expand_builtin_memcpy): Ditto.
1587 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1588 expand_builtin_strpbrk, expand_builtin_memmove,
1589 expand_builtin_memmove_args, expand_builtin_bcopy,
1590 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1591 expand_builtin_strspn, expand_builtin_strcspn,
1592 expand_builtin_fputs): Remove these.
1593 (expand_builtin): Don't call the above, change calls to other
1594 expanders that changed prototype.
1595 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1596 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1597 fold_builtin_interclass_mathfn.
1598 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1599 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1601 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1602 * passes.c (init_optimization_passes): Move pass_fold_builtins
1603 after last phiopt pass.
1604 * tree-inline.c (fold_marked_statements): When folding builtins
1605 iterate over all instruction potentially generated.
1606 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1608 (fold_gimple_call): Use it to always fold calls (into potentially
1609 multiple instructions).
1610 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1611 calls into zero at this time.
1612 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1613 statements generated by builtin folding.
1615 2009-09-28 Nick Clifton <nickc@redhat.com>
1617 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1619 2009-09-28 Duncan Sands <baldrick@free.fr>
1621 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1622 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1623 (register_callback): Dispatch it.
1624 (invoke_plugin_callbacks): Incorporate in sanity check.
1625 * ggc.h (ggc_register_cache_tab): Add declaration.
1626 * ggc-common.c (ggc_register_root_tab): Simplify.
1627 (const_ggc_cache_tab_t): New typedef.
1628 (extra_cache_vec): New vector of dynamically added cache tables.
1629 (ggc_register_cache_tab): New function.
1630 (ggc_scan_cache_tab): New function.
1631 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1632 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1634 2009-09-27 Richard Henderson <rth@redhat.com>
1636 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1637 which we remove __builtin_stack_restore.
1639 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1641 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1642 to test for GRD_INVARIANT.
1643 (simple_rhs_p): Anything that's function_invariant_p is fine.
1645 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1647 * gengtype.c (main): Use plunge_files instead of plugin_output.
1649 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1650 Rafael Avila de Espindola <espindola@google.com>
1652 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1653 Don't print pch related info if it is false.
1654 (main): Don't print pch info in plugin mode.
1656 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1658 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1659 with dw_val_class_const_double.
1660 (struct dw_val_struct): Replace val_long_long with val_double and
1661 adjust for above change.
1662 (output_loc_operands): Likewise.
1663 (add_AT_long_long): Rename into...
1664 (add_AT_double): ...this.
1665 (print_die): Replace dw_val_class_long_long with
1666 dw_val_class_const_double and adjust.
1667 (attr_checksum): Likewise.
1668 (same_dw_val_p): Likewise.
1669 (size_of_die): Likewise.
1670 (value_format): Likewise.
1671 (output_die): Likewise.
1672 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1673 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1674 instead of add_AT_long_long.
1675 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1676 value with the precision of its type.
1678 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1681 * c-typeck.c (build_conditional_expr): Use the readonly and
1682 volatile flags of the operand types, not of the operands itself.
1684 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1686 * collect2.c (main): Look for -brtl before adding libraries.
1688 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1690 * config.gcc: Update OpenBSD targets.
1691 * config/openbsd-stdint.h: New file.
1692 * config/openbsd-libpthread.h: New file.
1693 * config/openbsd.h: Update and break out LIB_SPEC definition.
1694 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1695 * config/i386/openbsdelf.h: Correct types.
1696 * config/m68k/openbsd.h: Likewise.
1697 * config/mips/openbsd.h: Likewise.
1698 * config/vax/openbsd.h: Likewise.
1700 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1702 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1703 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1704 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1705 of the length and zero.
1707 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1709 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1710 (FLAGS_H): Add options.h $(REAL_H).
1711 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1712 (TREE_VECTORIZER_H): New.
1713 (EBITMAP_H): Renamed from EBIMAP_H.
1714 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1715 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1716 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1717 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1718 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1719 (graphite-clast-to-gimple.o, graphite-dependences.o)
1720 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1721 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1722 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1723 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1724 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1725 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1726 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1727 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1728 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1729 updated and fixed as per above changes and per
1730 check_makefile_deps.sh output.
1733 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1734 * configure: Regenerate.
1736 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1738 * doc/install.texi: Update minimum MPC version to 0.7.
1740 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1742 * doc/install.texi (Binaries): Remove reference to the binary
1743 distribution CD-ROM from the FSF.
1745 2009-09-26 Michael Matz <matz@suse.de>
1749 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1750 that are mentioned in the body.
1752 2009-09-26 Michael Matz <matz@suse.de>
1754 PR tree-optimization/41454
1755 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1756 (tree_ssa_dominator_optimize): Don't allocate and free it.
1757 (dom_opt_leave_block): Don't iterate over it.
1758 (eliminate_redundant_computations): Don't return a value.
1759 (cprop_operand, cprop_into_stmt): Ditto.
1760 (optimize_stmt): Don't defer updating stmts.
1762 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1764 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1765 generic_parameter_die, template_parameter_pack_die,
1766 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1767 renaming DW_TAG_formal_parameter_pack and
1768 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1769 and DW_TAG_GNU_template_parameter_pack.
1771 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1773 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1774 * config/v850/v850.c (v850_function_value): New function.
1775 (TARGET_FUNCTION_VALUE): Define.
1777 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1779 * tree-vect-stmts.c (vectorizable_call): Call
1780 mark_symbols_for_renaming after vect_finish_stmt_generation.
1782 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1783 to loc_descriptor_from_tree.
1784 (add_location_or_const_value_attribute): Pass 0 instead of 2
1785 for decl_by_reference_p decls.
1787 2009-09-25 Richard Guenther <rguenther@suse.de>
1790 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1793 2009-09-25 Ben Elliston <bje@au.ibm.com>
1795 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1798 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1800 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1801 form of instruction.
1803 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1806 * fold-const.c (const_binop): Handle complex int division.
1807 * tree-complex.c (expand_complex_div_straight,
1808 expand_complex_div_wide): Update comments.
1810 2009-09-24 DJ Delorie <dj@redhat.com>
1813 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1814 (reg_class): Likewise.
1815 (REG_CLASS_NAMES): Likewise.
1816 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1817 (m32c_override_options): Disable -fivopts for M32C.
1819 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1821 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1822 Delete VSX load/store with update support.
1823 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1824 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1828 (VStype_load_update): Ditto.
1829 (VStype_store_update): Ditto.
1830 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1831 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1833 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1834 load/store with update builtins.
1836 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1838 * libgcc2.c (L_trampoline): Prototype for getpagesize
1839 and mprotect in WINNT case.
1841 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1843 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1844 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1845 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1846 'outgoing' argument.
1847 (TARGET_FUNCTION_VALUE): Define.
1849 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1851 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1853 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1856 * common.opt: Initialize dwarf_strict to -1.
1857 * toplev.c (process_options): Catch unset dwarf_strict
1858 and set to 0 for all targets not overriding.
1859 * config/darwin.c (darwin_override_options): Catch unset
1860 dwarf_strict and override to 1.
1862 2009-09-24 Jeff Law <law@redhat.com>
1864 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1866 2009-09-24 Richard Guenther <rguenther@suse.de>
1868 PR tree-optimization/36143
1869 PR tree-optimization/38747
1870 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1871 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1873 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1876 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1877 return false instead of gcc_unreachable (). For CONST return the
1878 value returned by recursive call instead of always returning true.
1879 (tree_add_const_value_attribute): Return the value returned by
1880 add_const_value_attribute instead of always returning true if rtl
1883 2009-09-23 Justin Seyster <jrseys@gmail.com>
1885 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1887 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1889 * cgraphunit.c (cgraph_lower_function): Revert last change.
1890 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1891 instead of DECL_NO_STATIC_CHAIN.
1892 * tree-cfg.c (verify_gimple_call): Likewise.
1893 * tree-nested.c (get_chain_decl, get_chain_field,
1894 convert_tramp_reference_op, convert_gimple_call): Likewise.
1895 (convert_all_function_calls): Likewise. Always set or clear
1896 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1897 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1898 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1900 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1901 DECL_NO_STATIC_CHAIN.
1902 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1903 instead of DECL_NO_STATIC_CHAIN.
1904 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1905 decl_function_context.
1906 * varasm.c (initializer_constant_valid_p): Likewise.
1907 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1908 (DECL_STATIC_CHAIN): ... this.
1909 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1910 instead of DECL_NO_STATIC_CHAIN.
1912 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1913 Rafael Avila de Espindola <espindola@google.com>
1915 * gengtype.c (nb_plugin_files): Make it unsigned to match
1916 num_gt_files. Adjust other variables to avoid warnings.
1917 (main): Allocate an all zero lang_bitmap before each plugin file name
1918 to match regular file names.
1920 2009-09-23 Richard Henderson <rth@redhat.com>
1922 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1923 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1924 static chain passed in memory.
1925 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1926 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1927 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1928 STATIC_CHAIN_REGNUM defined.
1930 * config/picochip/picochip-protos.h: s/class/klass/.
1931 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1932 (picochip_static_chain): New.
1933 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1934 (STATIC_CHAIN_INCOMING): Remove.
1936 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1937 (xtensa_static_chain): New.
1938 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
1939 (STATIC_CHAIN_INCOMING): Remove.
1941 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1943 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1944 * config/pa/pa-protos.h (function_value): Remove.
1945 * config/pa/pa.c (pa_function_value): Rename from function_value.
1946 Make static, add 'outgoing' argument.
1947 (TARGET_FUNCTION_VALUE): Define.
1949 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1951 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1952 instead of cfun->machine->is_leaf.
1953 * config/avr/avr.h (machine_function): Remove is_leaf field.
1955 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1958 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1959 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1960 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1961 the same size, prefer DW_OP_stack_value.
1962 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1963 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1965 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1968 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1970 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1973 * cfgexpand.c (convert_debug_memory_address): New.
1974 (expand_debug_expr): Convert base address and offset to the same
1975 mode. Use it to convert addresses to other modes. Accept
1978 2009-09-23 Richard Guenther <rguenther@suse.de>
1980 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1981 produced for bigendian targets with promoted subregs.
1983 2009-09-23 Richard Guenther <rguenther@suse.de>
1985 * value-prof.c (gimple_ic): Purge old EH edges only after building
1988 2009-09-23 Nick Clifton <nickc@redhat.com>
1990 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1992 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1995 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1998 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1999 on non-nested functions.
2001 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2002 Jan Hubicka <jh@suse.cz>
2004 * dwarf2out.c (loc_list_plus_const): Only define if
2005 DWARF2_DEBUGGING_INFO.
2006 (address_of_int_loc_descriptor): Likewise.
2009 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2011 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2014 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2015 constant is more than zero.
2017 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2020 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2021 call final to emit non-scheduled prologue, instead insert at entry.
2023 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2024 Joseph S. Myers <joseph@codesourcery.com>
2026 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2028 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2029 Rafael Avila de Espindola <espindola@google.com>
2031 * gengtype.c (is_file_equal): New function.
2032 (close_output_files): Use is_file_equal. Free of->buf.
2034 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2035 Rafael Avila de Espindola <espindola@google.com>
2037 * gengtype.c (write_types, write_local): Add the output_header
2038 argument. Update all callers.
2040 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2042 * dwarf2out.c (template_parameter_pack_die,
2043 gen_formal_parameter_pack_die ): New functions.
2044 (make_ith_pack_parameter_name): Remove this function.
2045 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2046 DW_TAG_formal_parameter_pack.
2047 (gen_generic_params_dies): Represent each template parameter pack
2048 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2049 represented by usual DW_TAG_template_*_parameter DIEs that are
2050 children of the DW_TAG_template_parameter_pack element DIE.
2051 (generic_parameter_die): This doesn't deal with parameter pack
2052 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2053 of parameter pack DIEs.
2054 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2055 in certain cases, e.g. for pack elements.
2056 (gen_formal_types_die, gen_decl_die): Adjust usage of
2057 gen_formal_parameter_die.
2058 (gen_subprogram_die): Represent each function parameter pack by a
2059 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2060 represented by usual DW_TAG_formal_parameter DIEs that are children
2061 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2062 ____builtin_va_alist decls as no part of the compiler uses those
2064 * langhooks.h (struct lang_hooks_for_decls): Add
2065 function_parm_expanded_from_pack_p, get_generic_function_decl
2066 and function_parameter_pack_p hooks. Fix comment for
2067 get_innermost_generic_parms hook.
2068 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2069 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2070 macros and use them to initialize lang_hook.
2072 2009-09-22 Richard Henderson <rth@redhat.com>
2074 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2075 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2076 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2077 on TRAMPOLINE_TEMPLATE.
2078 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2079 TRAMPOLINE_ADJUST_ADDRESS.
2080 * targhooks.c (default_asm_trampoline_template): Remove.
2081 (default_trampoline_adjust_address): Remove.
2082 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2083 * targhooks.h: Update decls.
2085 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2087 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2088 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2089 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2091 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2094 * reload1.c (reload): Reset debug insns with pseudos without
2097 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2099 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2100 unconditional true for decimal float modes.
2101 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2102 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2104 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2106 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2107 Enable a new case for __FreeBSD__ >= 7.
2108 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2109 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2110 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2111 and USE_LD_AS_NEEDED.
2113 * doc/install.texi (*-*-freebsd*): Update target information.
2115 2009-09-22 Richard Guenther <rguenther@suse.de>
2118 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2119 arrays really properly.
2121 2009-09-22 Richard Henderson <rth@redhat.com>
2124 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2125 calls.static_chain, calls.trampoline_init,
2126 calls.trampoline_adjust_address.
2127 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2128 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2129 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2130 * builtins.c (expand_builtin_setjmp_receiver): Use
2131 targetm.calls.static_chain; only clobber registers.
2132 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2133 set up memory attributes properly for the trampoline block.
2134 (expand_builtin_adjust_trampoline): Use
2135 targetm.calls.trampoline_adjust_address.
2136 * calls.c (prepare_call_address): Add fndecl argument. Use
2137 targetm.calls.static_chain.
2138 * df-scan.c (df_need_static_chain_reg): Remove.
2139 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2140 consolodate static chain handling.
2141 * doc/tm.texi: Document new hooks.
2142 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2143 (init_emit_regs): Don't initialize them.
2144 * expr.h (prepare_call_address): Update decl.
2145 * final.c (profile_function): Use targetm.calls.static_chain.
2146 * function.c (expand_function_start): Likewise.
2147 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2148 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2149 only clobber registers.
2150 * targhooks.c (default_static_chain): New.
2151 (default_asm_trampoline_template, default_trampoline_init): New.
2152 (default_trampoline_adjust_address): New.
2153 * targhooks.h: Declare them.
2154 * varasm.c (assemble_trampoline_template): Use
2155 targetm.asm_out.trampoline_template. Make the memory block const
2158 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2159 alpha_initialize_trampoline. Make static. Merge VMS parameter
2160 differences into the TARGET_ABI_OPEN_VMS code block.
2161 (TARGET_TRAMPOLINE_INIT): New.
2162 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2163 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2164 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2165 (INITIALIZE_TRAMPOLINE): Remove.
2167 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2168 (TRAMPOLINE_TEMPLATE): Merge with ...
2169 (INITIALIZE_TRAMPOLINE): ... this and move ...
2170 * config/arc/arc.c (arc_trampoline_init): ... here.
2171 (TARGET_TRAMPOLINE_INIT): New.
2173 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2174 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2175 (arm_asm_trampoline_template): New.
2176 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2177 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2178 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2179 code to arm_asm_trampoline_template.
2180 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2181 arm_trampoline_adjust_address.
2182 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2183 adjust for target hook parameters.
2185 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2188 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2189 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2190 (bfin_trampoline_init): Rename from initialize_trampoline;
2191 make static; update for target hook parameters.
2192 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2193 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2194 bfin_asm_trampoline_template.
2195 (INITIALIZE_TRAMPOLINE): Remove.
2197 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2198 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2199 cris_trampoline_init): New.
2200 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2201 cris_asm_trampoline_template.
2202 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2203 adjust for target hook parameters.
2205 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2207 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2208 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2209 fr30_trampoline_init): New.
2210 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2211 fr30_asm_trampoline_template.
2212 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2213 adjust for target hook parameters.
2215 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2216 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2217 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2218 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2219 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2221 * config/h8300/h8300.c (h8300_trampoline_init): New.
2222 (TARGET_TRAMPOLINE_INIT): New.
2223 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2224 to h8300_trampoline_init and adjust for hook parameters.
2226 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2227 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2228 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2229 make static; adjust for hook parameters.
2230 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2232 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2233 (TARGET_TRAMPOLINE_INIT): New.
2234 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2235 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2236 iq2000_asm_trampoline_template.
2237 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2238 (TRAMPOLINE_CODE_SIZE): New.
2239 (TRAMPOLINE_SIZE): Use it.
2240 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2242 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2243 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2244 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2245 adjust for hook parameters.
2246 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2248 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2249 (m32r_trampoline_init): New.
2250 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2251 m32r_trampoline_init.
2253 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2254 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2255 make static; update for hook parameters.
2256 * config/m68hc11/m68hc11-protos.h: Update.
2257 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2259 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2260 (TARGET_TRAMPOLINE_INIT): New.
2261 (mcore_function_value): Fix typo.
2262 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2263 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2264 to mcore_asm_trampoline_template.
2265 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2267 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2268 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2269 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2270 update for hook parameters.
2271 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2273 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2274 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2275 mips_trampoline_init): New.
2276 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2277 mips_asm_trampoline_template.
2278 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2279 update for hook parameters.
2281 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2282 (TARGET_TRAMPOLINE_INIT): New.
2283 (mmix_trampoline_size): Remove.
2284 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2285 make static. Remove out-of-date tetra vs octa comment.
2286 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2287 make static; update for hook parameters.
2288 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2289 (INITIALIZE_TRAMPOLINE): Remove.
2290 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2291 (TRAMPOLINE_ALIGNMENT): New.
2292 * gcc/config/mmix/mmix-protos.h: Update.
2294 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2295 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2296 mn10300_trampoline_init): New.
2297 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2298 mn10300_asm_trampoline_template.
2299 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2301 * config/moxie/moxie.c (moxie_static_chain,
2302 moxie_asm_trampoline_template, moxie_trampoline_init,
2303 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2304 TARGET_TRAMPOLINE_INIT): New.
2305 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2306 moxie_trampoline_init.
2307 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2308 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2310 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2311 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2312 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2313 pa_trampoline_adjust_address): New.
2314 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2315 pa_asm_trampoline_template.
2316 (TRAMPOLINE_ALIGNMENT): New.
2317 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2318 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2319 adjust for hook parameters.
2320 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2322 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2323 (TARGET_TRAMPOLINE_INIT): New.
2324 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2325 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2327 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2329 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2330 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2331 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2332 make static; adjust parameters for the hook.
2333 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2335 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2336 s390_trampoline_template; make static.
2337 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2338 make static; adjust for target hook.
2339 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2340 * config/s390/s390-protos.h: Remove trampoline decls.
2341 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2342 (TRAMPOLINE_TEMPLATE): Remove.
2343 (TRAMPOLINE_ALIGNMENT): New.
2345 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2346 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2347 (TARGET_TRAMPOLINE_INIT): New.
2348 (score_asm_trampoline_template): New.
2349 (score_trampoline_init): Rename from score_initialize_trampoline;
2350 make static; adjust for hook parameters.
2351 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2352 score[37]_asm_trampoline_template.
2353 (INITIALIZE_TRAMPOLINE): Remove.
2354 * config/score/score3.c (score3_asm_trampoline_template): New.
2355 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2356 adjust for target hook.
2357 * config/score/score7.c (score7_asm_trampoline_template): New.
2358 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2359 adjust for target hook.
2360 * config/score/score3.h, config/score/score7.h: Update.
2362 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2363 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2364 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2365 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2366 make static; adjust for target hook parameters.
2367 (sh_trampoline_adjust_address): New.
2368 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2369 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2371 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2372 (sparc32_initialize_trampoline): Rename from
2373 sparc_initialize_trampoline; make static; replace tramp parameter
2374 with m_tramp and update memory accesses.
2375 (sparc64_initialize_trampoline): Similarly.
2376 (sparc_trampoline_init): New.
2377 * config/sparc/sparc-protos.h: Remove trampoline decls.
2378 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2379 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2381 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2382 (array_to_constant): Make ARR parameter const.
2383 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2384 make static; update for hook parameters.
2385 * config/spu/spu-protos.h: Update decls.
2386 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2388 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2389 from xstormy16_initialize_trampoline; make static; update for
2391 (TARGET_TRAMPOLINE_INIT): New.
2392 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2394 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2395 (TARGET_TRAMPOLINE_INIT): New.
2396 (v850_can_eliminate): Make static.
2397 (v850_asm_trampoline_template, v850_trampoline_init): New.
2398 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2399 v850_asm_trampoline_template.
2400 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2401 and adjust for target hook parameters.
2403 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2404 (TARGET_TRAMPOLINE_INIT): New.
2405 (vax_asm_trampoline_template, vax_trampoline_init): New.
2406 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2407 vax_asm_trampoline_template.
2408 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2410 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2411 (TARGET_TRAMPOLINE_INIT): New.
2412 (xtensa_asm_trampoline_template): Rename from
2413 xtensa_trampoline_template; make static.
2414 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2415 make static; update for hook parameters.
2416 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2417 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2418 (INITIALIZE_TRAMPOLINE): Remove.
2420 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2421 error for nested functions with regparm=3.
2422 (ix86_compute_frame_layout): Adjust frame pointer offset for
2423 ix86_static_chain_on_stack.
2424 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2425 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2426 don't reset to UNITS_PER_WORD.
2427 (ix86_emit_leave): Adjust ix86_cfa_state.
2428 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2429 (ix86_static_chain): New.
2430 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2431 make static; update for target hook parameters; use ix86_static_chain.
2432 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2433 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2434 (INITIALIZE_TRAMPOLINE): Remove.
2435 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2436 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2437 to the end. Add static_chain_on_stack.
2438 (ix86_static_chain_on_stack): New.
2440 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2441 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2442 (m68k_trampoline_init): New.
2443 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2444 m68k_trampoline_init and adjust for hook parameters.
2445 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2446 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2448 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2450 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2451 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2453 * reload1.c (reload): Call wrap_constant when substituting
2454 reg for equiv inside of DEBUG_INSNs.
2457 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2458 add_call_src_coords_attributes, add_high_low_attributes,
2459 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2460 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2461 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2462 when -gdwarf-2 -gstrict-dwarf.
2463 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2464 -gdwarf-[23] -gstrict-dwarf.
2465 (address_of_int_loc_descriptor, loc_descriptor,
2466 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2467 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2468 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2470 2009-09-22 Richard Guenther <rguenther@suse.de>
2472 PR tree-optimization/41428
2473 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2474 (ccp_finalize): Pass it to substitute_and_fold.
2476 2009-09-22 Richard Guenther <rguenther@suse.de>
2478 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2479 (substitute_and_fold): Adjust prototype.
2480 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2481 (simplify_stmt_using_ranges): Likewise.
2482 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2483 (vrp_fold_stmt): New function.
2484 (vrp_finalize): Pass it to substitute_and_fold.
2485 * tree-flow.h (vrp_evaluate_conditional): Remove.
2486 (simplify_stmt_using_ranges): Likewise.
2487 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2488 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2489 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2491 (fold_predicate_in): Move to tree-vrp.c.
2492 (substitute_and_fold): Use the callback instead of calling into
2493 tree-vrp.c functions directly.
2495 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2497 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2498 comparison warning on rs6000.
2501 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2502 GIMPLE_EH_MUST_NOT_THROW cleanup.
2503 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2505 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2508 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2509 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2510 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2511 libSystem which is derived from the gcc 4.2.1 unwinder.
2513 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2516 * varasm.c (default_encode_section_info): Copy TLS model into
2517 sym_ref flags regardless of backend support for TLS, for all
2518 model types except TLS_MODEL_EMULATED.
2520 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2523 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2524 we can handle it correctly.
2526 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2528 * doc/install.texi (os2): Remove section.
2530 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2532 * doc/standards.texi (Objective-C): Adjust two URLs.
2534 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2536 * tree-tailcall.c (process_assignment): Don't check if a
2537 multiplication or an addition are already present.
2538 (find_tail_calls): Combine multiple additions and multiplications.
2539 (adjust_accumulator_values): Emit accumulators.
2541 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2543 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2544 xmm register restore.
2546 2009-09-21 Jan Hubicka <jh@suse.cz>
2548 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2549 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2552 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2554 * stor-layout.c (layout_type): Remove obsolete code.
2556 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2559 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2561 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2564 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2565 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2566 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2567 * fold-const.c (const_binop): Likewise.
2568 * real.h (do_mpc_arg2): Update prototype.
2570 2009-09-20 Jan Hubicka <jh@suse.cz>
2572 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2573 (add_location_or_const_value_attribute): Rewrite using
2575 (tree_add_const_value_attribute): Return true if successful.
2576 (tree_add_const_value_attribute_for_decl): Likewise.
2578 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2579 (loc_descriptor): ... here;
2580 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2581 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2582 pool items that was not marked for output.
2583 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2584 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2585 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2586 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2587 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2588 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2589 DW_OP_stack_value to get address of items that are not available
2591 (dw_loc_list): Handle single element lists correctly.
2593 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2594 Pascal Obry <obry@adacore.com>
2596 * unwind-dw2-fde.c (classify_object_over_fdes):
2597 Cast the constant 1 to _Unwind_Ptr.
2598 (add_fdes): Likewise.
2599 (linear_search_fdes): Likewise.
2601 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2603 * stor-layout.c (set_sizetype): Avoid useless type copy.
2605 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2607 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2609 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2610 * configure, config.in: Regenerate.
2611 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2613 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2614 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2615 for global data if the output could be used in a shared library.
2616 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2617 to 0 if TARGET_WRITABLE_EH_FRAME.
2619 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2621 PR rtl-optimization/39886
2622 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2623 just when insn is equal to BB_END (bb).
2625 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2627 * config/mips/mips.opt (mrelax-pic-calls): New option.
2628 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2630 (mips_unspec_call): Change "unspec_call" expander into this.
2631 (mips_strip_unspec_call): New function.
2632 (mips_got_load): Call mips_unspec_call instead of
2633 gen_unspec_call<mode>.
2634 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2636 (mips_cfg_in_reorg): New function.
2637 (mips16_lay_out_constants): Use it to decide whether to call
2638 CFG-aware insn splitting.
2639 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2640 mips_reorg. Move DF set-up code from here ...
2641 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2643 (mips_reorg): Call mips_df_reorg instead of
2644 r10k_insert_cache_barriers. Move CFG set-up code here from
2645 r10k_insert_cache_barriers.
2646 (mips_call_expr_from_insn): New function.
2647 (mips_pic_call_symbol_from_set): Likewise.
2648 (mips_find_pic_call_symbol): Likewise.
2649 (mips_annotate_pic_call_expr): Likewise.
2650 (mips_get_pic_call_symbol): Likewise.
2651 (mips_annotate_pic_calls): Likewise.
2652 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2654 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2655 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2656 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2658 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2659 (unspec_call<mode>): Remove it.
2660 (sibcall_internal, sibcall_value_internal,
2661 sibcall_value_multiple_internal, call_internal, call_split,
2662 call_value_internal, call_value_split,
2663 call_value_multiple_internal, call_value_multiple_split): Pass
2664 SIZE_OPNO to MIPS_CALL.
2665 (call_internal_direct, call_direct_split,
2666 call_value_internal_direct, call_value_direct_split): Pass -1 as
2667 SIZE_OPNO to MIPS_CALL.
2668 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2669 * configure: Regenerate.
2670 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2671 and -mno-relax-pic-calls.
2672 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2674 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2677 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2678 in the directory this rule is called from, rather than the
2679 toplevel 'gcc' directory, to fix in-tree build.
2681 2009-09-19 Chris Demetriou <cgd@google.com>
2683 PR preprocessor/28435:
2684 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2685 to cpplib that the preprocessor output is needed.
2687 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2689 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2690 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2691 *return_and_restore_fpregs_<mode>,
2692 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2695 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2696 instead of assuming it has always a REG inside of it.
2698 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2700 * config/freebsd.h: Update comment on types.
2701 (WINT_TYPE): Define.
2703 2009-09-18 Jason Merrill <jason@redhat.com>
2705 * c.opt: Add -fno-deduce-init-list.
2707 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2709 * value-prof.c (interesting_stringop_to_profile_p): Added output
2710 argument to indicate which parameter is the size parameter.
2711 * value-prof.c (gimple_stringop_fixed_value): Use
2712 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2713 * value-prof.c (gimple_stringops_transform): Update call sites to
2714 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2716 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2719 From David Binderman <dcb314@hotmail.com>:
2720 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2721 local variable f. Remove stale comments.
2722 (ix86_compute_frame_layout): Remove useless local variable total_size.
2723 Remove #if 0'd code.
2724 (legitimate_address_p): Remove useless local variables
2725 reason_rtx and reason.
2726 (ix86_split_copysign_const): Remove useless local variable op1.
2727 (scale_counter): Remove useless local variable piece_size_mask.
2729 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2731 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2734 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2737 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2739 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2741 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2744 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2746 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2747 DW_OP_implicit_value even without dwarf_version 4.
2749 2009-09-17 Jan Hubicka <jh@suse.cz>
2751 * dwarf2out.c: Include tree-pass.h and gimple.h.
2752 (loc_list_plus_const): New function.
2753 (loc_descriptor_from_tree_1): Rename to ...
2754 (loc_descriptor_from_tree): ... remove original.
2755 (loc_list_from_tree): New function.
2756 (add_AT_location_description): Accept location list.
2757 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2758 (concatn_mem_loc_descriptor): Remove.
2759 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2761 (secname_for_decl): Move up.
2762 (hidden_reference_p): New function; break out from ...
2763 (loc_by_refernece): ... here; move up.
2764 (dw_loc_list): New function.
2765 (single_element_loc_list): New function.
2766 (single_element_loc_list_p): New function.
2767 (add_loc_descr_to_each): New function.
2768 (add_loc_list): New function.
2769 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2770 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2771 add diagnostics why expansion failed.
2772 (add_location_or_const_value_attribute): Support location lists.
2773 (add_bound_info): Likewise.
2774 (descr_info_loc): Update call of loc_descriptor_from_tree.
2775 (gen_variable_die): Work on location lists.
2776 * final.c (pass_final): Add dump file.
2777 * Makefile.in (dwarf2out.o): Add new dependencies.
2779 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2782 * real.c decimal_from_integer, decimal_integer_string): New.
2783 (real_from_integer): Use them as special case for decimal float.
2784 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2785 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2786 Do not append zero after the decimal point in string to convert.
2788 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2790 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2791 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2793 2009-09-17 Martin Jambor <mjambor@suse.cz>
2795 * common.opt (fipa-sra): New switch.
2796 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2797 * timevar.def (TV_IPA_SRA): New timevar.
2798 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2799 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2800 * tree-sra.c: Include cgraph.c.
2801 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2802 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2803 and grp_not_necessarilly_dereferenced.
2804 (func_param_count): New variable.
2805 (encountered_apply_args): New variable.
2806 (bb_dereferences): New variable.
2807 (final_bbs): New variable.
2808 (no_accesses_representant): New variable.
2809 (no_accesses_p): New function.
2810 (dump_access): Dump the new fields.
2811 (sra_initialize): Set encountered_apply_args to false.
2812 (get_ssa_base_param): New function.
2813 (mark_parm_dereference): New function.
2814 (create_access): Caring for INIDRECT_REFs and different handling of
2815 varialble length accesses in early IPA SRA. Store the stmt - a new
2816 parameter - to the new access.
2817 (build_access_from_expr_1): New parameter stmt, passed to
2818 create_access. Handle INDIRECT_REFs.
2819 (build_access_from_expr): Pass the current statement to
2820 build_access_from_expr_1.
2821 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2823 (build_accesses_from_assign): Pass the current statement to
2824 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2825 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2826 final_bbs when necessary. Check for calls to __builtin_apply_args.
2827 Fixup EH info if anythng was changed.
2828 (is_unused_scalar_param): New function.
2829 (ptr_parm_has_direct_uses): New function.
2830 (find_param_candidates): New function.
2831 (mark_maybe_modified): New function.
2832 (analyze_modified_params): New function.
2833 (propagate_dereference_distances): New function.
2834 (dump_dereferences_table): New function.
2835 (analyze_caller_dereference_legality): New function.
2836 (unmodified_by_ref_scalar_representative): New function.
2837 (splice_param_accesses): New function.
2838 (decide_one_param_reduction): New function.
2839 (enum ipa_splicing_result): New type.
2840 (splice_all_param_accesses): New function.
2841 (get_param_index): New function.
2842 (turn_representatives_into_adjustments): New function.
2843 (analyze_all_param_acesses): New function.
2844 (get_replaced_param_substitute): New function.
2845 (get_adjustment_for_base): New function.
2846 (replace_removed_params_ssa_names): New function.
2847 (sra_ipa_reset_debug_stmts): New function.
2848 (sra_ipa_modify_expr): New function.
2849 (sra_ipa_modify_assign): New function.
2850 (convert_callers): New function.
2851 (modify_function): New function.
2852 (ipa_sra_preliminary_function_checks): New function.
2853 (ipa_early_sra): New function.
2854 (ipa_early_sra_gate): New function.
2855 (pass_early_ipa_sra): New variable.
2856 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2858 2009-09-17 Michael Matz <matz@suse.de>
2861 * tree.c (build_type_attribute_qual_variant): Export.
2862 * tree.h (build_type_attribute_qual_variant): Declare.
2863 * tree-inline.c (remap_type_1): Use it to build variants with
2864 the original qualifiers and attributes.
2866 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2868 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2869 without a fallthrough edge.
2871 2009-09-16 DJ Delorie <dj@redhat.com>
2873 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2874 chip and ignore the "fast_interrupt" attribute if so.
2876 2009-09-16 Richard Henderson <rth@redhat.com>
2879 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2882 2009-09-16 Richard Henderson <rth@redhat.com>
2885 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2886 is set only if DECL_NO_STATIC_CHAIN is unset.
2887 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2888 (FOR_EACH_NEST_INFO): New.
2889 (walk_all_functions): Use it.
2890 (finalize_nesting_tree): Likewise.
2891 (unnest_nesting_tree): Likewise.
2892 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2893 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2894 (convert_gimple_call): Early out if gimple_call_chain already set.
2895 (convert_all_function_calls): Iterate until no new functions
2896 require a static chain.
2897 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2898 when building a trampoline. Use dump_function_to_file instead
2900 (lower_nested_functions): Open dump_file. Validate that decls
2901 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2902 bit reset by this pass.
2904 2009-09-16 Michael Matz <matz@suse.de>
2907 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2908 shorten decl_common_unused.
2909 (DECL_RESTRICTED_P): New accessor.
2910 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2911 to disambiguate marked decls and restrict pointers.
2913 2009-09-16 Richard Henderson <rth@redhat.com>
2916 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2918 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2920 * integrate.c (set_block_abstract_flags): Call
2921 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2923 2009-09-16 Richard Guenther <rguenther@suse.de>
2926 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2929 2009-09-16 DJ Delorie <dj@redhat.com>
2930 Kaz Kojima <kkojima@gcc.gnu.org>
2932 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2933 (sh_expand_prologue): Update calls to output_stack_adjust.
2934 (sh_expand_epilogue): Likewise.
2936 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2939 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2940 trying to limit the extent of searches in the insn stream.
2942 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2943 Jakub Jelinek <jakub@redhat.com>
2947 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2949 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2950 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2951 (rs6000_savres_strategy): Always save FP registers inline if the
2952 target doesn't support hardware double-precision. Set the above
2953 bits in return value when needed.
2954 (rs6000_savres_routine_sym): Fix computation for cache selector.
2955 Mark the generated symbol as a function. Rename exitp argument to
2956 lr. Move code for determining the name of the symbol...
2957 (rs6000_savres_routine_name): ...here. New function. Add cases for
2958 getting the names right on AIX and 64-bit Linux.
2959 (savres_routine_name): New variable.
2960 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2961 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2962 on what the target routine uses as a base register. If savep && lr
2963 describe saving of r0 into memory slot.
2964 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2965 line calls for AIX ABI.
2966 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2967 determine FP save/restore functions.
2968 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2969 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2971 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2972 Duplicate restoration of LR and execute the appropriate one
2973 depending on whether GPRs are being restored inline. Set r11 from
2974 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2975 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2976 Fix out of line calls for AIX ABI.
2977 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2979 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2981 (*restore_gpregs_spe): Likewise.
2982 (*return_and_restore_gpregs_spe): Likewise.
2983 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2984 Define to empty string unconditionally.
2985 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2986 Define to empty string unconditionally.
2987 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2990 2009-09-15 Jan Hubicka <jh@suse.cz>
2992 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2993 * params.def (inline-insns-auto): Likewise.
2995 2009-09-15 Martin Jambor <mjambor@suse.cz>
2997 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2998 individual statements only at TDF_DETAILS dump level. Format
2999 source for 80 characters per line.
3001 2009-09-15 Christian Bruel <christian.bruel@st.com>
3003 * regrename.c (do_replace): Update REG_DEAD notes.
3005 2009-09-15 Revital Eres <eres@il.ibm.com>
3007 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3008 * targhooks.c (default_builtin_support_vector_misalignment):
3009 New builtin function.
3010 * targhooks.h (default_builtin_support_vector_misalignment):
3012 * target.h (builtin_support_vector_misalignment):
3013 New field in struct gcc_target.
3014 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3015 new builtin function.
3016 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3018 * config/rs6000/rs6000.c
3019 (rs6000_builtin_support_vector_misalignment): New function.
3020 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3022 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3024 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3026 (bfin_optimize_loop): Likewise.
3027 (bfin_gen_bundles): Likewise.
3028 (workaround_speculation): Likewise.
3029 (find_load): Return NULL_RTX for debug_insn.
3031 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3033 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3036 2009-09-14 DJ Delorie <dj@redhat.com>
3038 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3039 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3042 2009-09-14 Richard Henderson <rth@redhat.com>
3043 Jakub Jelinek <jakub@redhat.com>
3045 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3046 * cfgbuild.c (make_edges): Handle asm goto.
3047 * cfglayout.c (fixup_reorder_chain): Likewise.
3048 * cfgrtl.c (patch_jump_insn): Likewise.
3049 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3050 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3051 (gimple_build_asm_vec): Add and use labels parameter.
3052 (gimple_build_asm): Remove.
3053 (walk_gimple_asm): Walk labels too.
3054 * gimple.def (GIMPLE_ASM): Update docs.
3055 * gimple.h: Update decls.
3056 (struct gimple_statement_asm): Change nc to use unsigned char;
3058 (gimple_asm_nlabels): New.
3059 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3060 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3061 into gimple_build_asm_vec.
3062 * jump.c (mark_jump_label_asm): New.
3063 (mark_jump_label): Use it.
3064 (redirect_jump_1): Handle asm goto.
3065 (invert_jump_1): Soft fail if X is null.
3066 * recog.c (extract_asm_operands): New.
3067 (asm_noperands): Use it; handle asm labels.
3068 (decode_asm_operands): Use extract_asm_operands.
3069 (asm_operand_ok): Properly handle empty string.
3070 * reg-stack.c (get_asm_operands_in_out): Rename from
3071 get_asm_operand_n_inputs; use extract_asm_operands; return both
3072 inputs and outputs by reference; update all callers.
3073 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3074 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3075 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3076 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3077 (extract_asm_operands): Declare.
3078 * stmt.c (expand_asm_operands): Add and use labels parameter.
3079 (check_unique_operand_names): Likewise.
3080 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3081 (expand_asm_stmt): Handle asm labels.
3082 * tree-cfg.c (make_gimple_asm_edges): New.
3083 (make_edges): Use it.
3084 (cleanup_dead_labels): Handle asm labels.
3085 (is_ctrl_altering_stmt): Likewise.
3086 (gimple_redirect_edge_and_branch): Likewise.
3087 * tree.def (ASM_EXPR): Add 5th operand.
3088 * tree.h (ASM_LABELS): New.
3089 (resolve_asm_operand_names): Update decl.
3091 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3092 (c_parser_asm_goto_operands): New.
3093 * c-tree.h (build_asm_expr): Update decl.
3094 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3095 * doc/extend.texi: Document asm goto.
3097 2009-09-14 Richard Henderson <rth@redhat.com>
3099 * except.h: Update declarations.
3100 (struct pointer_map_t): Forward declare.
3101 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3102 (struct eh_landing_pad_d, eh_landing_pad): New.
3103 (struct eh_catch_d, eh_catch): New.
3104 (struct eh_region_d): Remove next_region_sharing_label, aka,
3105 label, tree_label, landing_pad, post_landing_pad, resume,
3106 may_contain_throw. Rename region_number to index. Remove
3107 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3108 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3109 (VEC(eh_landing_pad,gc)): New.
3110 (struct eh_status): Remove last_region_number. Add lp_array,
3111 throw_stmt_table, ttype_data, ehspec_data.
3112 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3113 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3114 * except.c (lang_protect_cleanup_actions): Return tree.
3115 (struct ehl_map_entry): Remove.
3116 (init_eh_for_function): Push zero entries for region and lp_array.
3117 (gen_eh_region): Add to region_array immediately.
3118 (gen_eh_region_catch): Operate on eh_catch objects.
3119 (gen_eh_landing_pad): New.
3120 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3121 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3122 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3123 (get_eh_landing_pad_from_number_fn): New.
3124 (get_eh_landing_pad_from_number): New.
3125 (get_eh_region_from_lp_number_fn): New.
3126 (get_eh_region_from_lp_number): New.
3127 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3128 (get_exception_pointer, get_exception_filter): Remove.
3129 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3130 (current_function_has_exception_handlers): Simplify.
3131 (bring_to_root, eh_region_replaceable_by_p): Remove.
3132 (replace_region, hash_type_list, hash_eh_region): Remove.
3133 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3134 (label_to_region_map, num_eh_regions): Remove.
3135 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3136 (find_exception_handler_labels): Remove.
3137 (duplicate_eh_regions_0, find_prev_try): Remove.
3138 (struct duplicate_eh_regions_data): New.
3139 (duplicate_eh_regions_1): Rewrite.
3140 (duplicate_eh_regions): Return a pointer map instead of an
3142 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3143 (redirect_eh_edge_to_label): Remove.
3144 (eh_region_outermost): Rewrite using eh_region pointers
3145 instead of integers.
3146 (add_ttypes_entry): Update for ttype_data move to eh_status.
3147 (add_ehspec_entry): Rewrite with VEC instead of varray.
3148 (assign_filter_values): Likewise. Export.
3149 (build_post_landing_pads, connect_post_landing_pads): Remove.
3150 (dw2_build_landing_pads): Rewrite to use lp_array.
3151 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3152 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3153 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3154 (sjlj_mark_call_sites): Update for landing pad numbers.
3155 (finish_eh_generation): Rewrite.
3156 (gate_handle_eh): Do nothing for no eh tree.
3157 (pass_rtl_eh): Move up near finish_eh_generation.
3158 (remove_eh_landing_pad): New.
3159 (remove_eh_handler): Export.
3160 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3161 (for_each_eh_label): Rewrite to use lp_array.
3162 (make_reg_eh_region_note): New.
3163 (make_reg_eh_region_note_nothrow_nononlocal): New.
3164 (insn_could_throw_p): New.
3165 (copy_reg_eh_region_note_forward): New.
3166 (copy_reg_eh_region_note_backward): New.
3167 (check_handled, add_reachable_handler): Remove.
3168 (reachable_next_level, foreach_reachable_handler): Remove.
3169 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3170 (get_eh_region_and_lp_from_rtx): New.
3171 (get_eh_region_from_rtx): New.
3172 (can_throw_internal_1, can_throw_external_1): Remove.
3173 (can_throw_internal): Use get_eh_region_from_rtx.
3174 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3175 (insn_nothrow_p, can_nonlocal_goto): New.
3176 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3177 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3178 (add_action_record): Use VEC not varray.
3179 (collect_one_action_chain): Update for eh_region changes.
3180 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3181 Use get_eh_region_and_lp_from_rtx.
3182 (gate_convert_to_eh_region_ranges): New.
3183 (pass_convert_to_eh_region_ranges): Use it.
3184 (push_uleb128, push_sleb128): Use VEC not varray.
3185 (output_one_function_exception_table): Likewise.
3186 (dump_eh_tree): Update for eh_region changes.
3187 (verify_eh_tree): Likewise.
3188 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3189 * tree-eh.c: Include target.h.
3190 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3191 Don't disallow GIMPLE_RESX; adjust argument check.
3192 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3193 (record_stmt_eh_region): Update for landing pad numbers;
3194 generate a landing pad if necessary.
3195 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3196 (remove_stmt_from_eh_lp_fn): Similarly.
3197 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3198 Update for lp numbers; don't special case missing throw_stmt_table.
3199 (lookup_expr_eh_lp): Similarly.
3200 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3201 (eh_seq, eh_region_may_contain_throw): New.
3202 (struct leh_state): Add ehp_region.
3203 (struct leh_tf_state): Remove eh_label.
3204 (emit_post_landing_pad): New.
3205 (emit_resx, emit_eh_dispatch): New.
3206 (note_eh_region_may_contain_throw): New.
3207 (frob_into_branch_around): Take eh_region not eh label;
3208 emit eh code into eh_seq.
3209 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3210 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3211 lower_eh_must_not_throw. Emit code to eh_seq.
3212 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3213 (lower_try_finally_onedest): Likewise.
3214 (lower_try_finally_copy): Likewise.
3215 (lower_try_finally_switch): Likewise.
3216 (lower_try_finally): Initialize ehp_region.
3217 (lower_catch): Update for eh_catch objects.
3218 (lower_eh_filter): Don't handle must_not_throw.
3219 (lower_eh_must_not_throw): New.
3220 (lower_cleanup): Don't set eh_label.
3221 (lower_eh_constructs_2): Resolve eh builtins.
3222 Handle GIMPLE_EH_MUST_NOT_THROW.
3223 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3224 Add eh_seq to the end of the function body.
3225 (make_eh_dispatch_edges): New.
3226 (make_eh_edge): Remove.
3227 (make_eh_edges): Simplify for landing pads.
3228 (redirect_eh_edge_1): New.
3229 (redirect_eh_edge): Use it.
3230 (redirect_eh_dispatch_edge): New.
3231 (stmt_could_throw_p): Use a switch. Allow RESX.
3232 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3233 (stmt_can_throw_internal): Likewise.
3234 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3235 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3236 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3237 (gate_refactor_eh): New.
3238 (pass_refactor_eh): Use it.
3239 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3240 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3241 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3242 (remove_unreachable_handlers): Rename from
3243 tree_remove_unreachable_handlers; rewrite for landing pads;
3244 call remove_eh_handler directly.
3245 (remove_unreachable_handlers_no_lp): New.
3246 (unsplit_eh, unsplit_all_eh): New.
3247 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3248 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3249 (cleanup_empty_eh_unsplit): New.
3250 (cleanup_empty_eh): Rewrite.
3251 (cleanup_all_empty_eh): New.
3252 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3253 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3254 (gate_cleanup_eh): New.
3255 (pass_cleanup_eh): Use it.
3256 (verify_eh_edges): Move later in file. Expect one EH edge.
3257 (verify_eh_dispatch_edge): New.
3259 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3260 (gtype-desc.o): Add TARGET_H.
3261 (tree.o): Use EXCEPT_H, not except.h.
3262 (cfgbuild.o): Add EXPR_H.
3263 (GTFILES): Add vecprim.h.
3264 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3265 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3266 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3267 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3268 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3269 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3270 calls to can_throw_internal.
3271 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3272 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3273 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3274 (expand_gimple_stmt): Use make_reg_eh_region_note.
3275 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3276 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3277 or find_exception_handler_labels.
3278 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3279 there is exacly one EH edge. Use can_nonlocal_goto and
3281 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3282 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3283 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3284 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3285 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3286 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3287 * dse.c (scan_insn): Use insn_could_throw_p.
3288 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3289 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3290 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3291 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3292 EXC_PTR_EXPR or FILTER_EXPR.
3293 (tree_expr_nonzero_warnv_p): Likewise.
3294 * function.h: Include vecprim.h, not varray.h
3295 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3296 move ttype_data and ehspec_data members to struct eh_status; change
3297 action_record_data member to a VEC.
3298 * gcse.c (hash_scan_set): Use can_throw_internal.
3299 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3300 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3301 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3302 (block_may_fallthru): Don't handle RESX_EXPR.
3303 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3304 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3305 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3306 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3307 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3308 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3309 (gimple_size): Likewise.
3310 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3311 (gimple_build_resx): Use gimple_build_with_ops.
3312 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3313 (is_gimple_val): Likewise.
3314 (is_gimple_stmt): Remove RESX_EXPR.
3315 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3316 (GIMPLE_RESX): Reorder with other EH constructs.
3317 * gimple.h (struct gimple_statement_eh_mnt): New.
3318 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3319 (gimple_eh_filter_must_not_throw): Remove.
3320 (gimple_eh_filter_set_must_not_throw): Remove.
3321 (gimple_eh_must_not_throw_fndecl): New.
3322 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3323 (is_gimple_resx): New.
3324 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3325 Don't copy EH_FILTER_MUST_NOT_THROW.
3326 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3327 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3328 handle must_not_throw_labels specially.
3329 * ipa-pure-const.c (check_call): Update debug statement for LP.
3330 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3331 * ipa-utils.c (get_base_var): Likewise.
3332 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3333 * lower-subreg.c (move_eh_region_note): Remove.
3334 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3335 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3336 (create_task_copyfn): Likewise.
3337 (maybe_catch_exception): Use gimple_build_eh_filter.
3338 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3339 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3340 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3341 and pass_lower_resx.
3342 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3343 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3344 can_throw_internal, can_nonlocal_goto.
3345 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3346 copy_reg_eh_region_note_forward.
3347 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3348 (emit_output_reload_insns): Likewise.
3349 (copy_eh_notes): Remove.
3350 * rtl.def (RESX): Remove.
3351 * rtl.h: Update declarations.
3352 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3353 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3354 (update_eh_label): Remove.
3355 (cleanup_dead_labels_eh): New.
3356 (cleanup_deal_labels): Use it instead of update_eh_label.
3357 (gimple_merge_blocks): Update landing pad data structure when
3358 removing a landing pad label.
3359 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3360 test; handle GIMPLE_EH_MUST_NOT_THROW.
3361 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3362 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3363 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3364 (verify_stmt): Likewise. Verify landing pads.
3365 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3366 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3367 (struct move_stmt_d): Add eh_map.
3368 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3369 (move_stmt_r): Remap eh region numbers in builtin calls,
3370 resx and eh_dispatch.
3371 (move_block_to_fn): Remove eh_offset parameter. Use
3372 maybe_duplicate_eh_stmt_fn.
3373 (find_outermost_region_in_block): Operate on eh_region pointers
3374 instead of region numbers.
3375 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3376 duplicate_eh_regions.
3377 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3378 test earlier. Disallow EH landing pads.
3379 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3380 * tree-flow.h: Update declarations.
3381 (struct tree_ann_common_d): Replace rn with lp_nr.
3382 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3383 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3384 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3385 resx and eh_dispatch.
3386 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3387 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3388 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3389 from duplicate_eh_regions.
3390 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3391 update RESX; handle EH_DISPATCH.
3392 (expand_call_inline): Set eh_lp_nr, not eh_region.
3393 (maybe_inline_call_in_expr): Likewise.
3394 * tree-inline.h (struct copy_body_data): Replace eh_region with
3395 eh_lp_nr, eh_region_offset with eh_map.
3396 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3397 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3398 * tree-pretty-print.c (dump_generic_node): Don't handle
3399 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3400 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3401 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3402 EXC_PTR_EXPR, FILTER_EXPR.
3403 * tree-ssa-operands.c (get_expr_operands): Likewise.
3404 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3405 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3406 (ao_ref_init_from_vn_reference): Likewise.
3407 * tree-ssa-sink.c (statement_sink_location): Likewise.
3408 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3409 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3410 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3411 EXC_PTR_EXPR, FILTER_EXPR.
3412 (is_exception_related): Remove.
3413 (compute_avail): Don't call it.
3414 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3415 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3416 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3417 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3419 (build_resx): Remove.
3420 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3421 * tree.h: Update declarations.
3422 (EH_FILTER_MUST_NOT_THROW): Remove.
3423 (struct tree_label_decl): Add eh_landing_pad_nr.
3424 (EH_LANDING_PAD_NR): New.
3425 * value-prof.c (gimple_ic): Tidy variable names. Update for
3426 landing pad numbers.
3427 (gimple_stringop_fixed_value): Tidy variable names. Assert
3428 that neither call stmt can throw.
3429 * vecprim.h (uchar): New.
3430 (VEC(uchar,heap), VEC(uchar,gc)): New.
3432 * c-common.c (c_define_builtins): Update call to
3433 build_common_builtin_nodes.
3434 * c-parser.c (c_parse_file): Don't call
3435 default_init_unwind_resume_libfunc.
3437 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3439 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3440 (mips_cprestore_address_p): Likewise.
3441 (mips_save_gp_to_cprestore_slot): Likewise.
3442 (mips_restore_gp): Rename to...
3443 (mips_restore_gp_from_cprestore_slot): ...this.
3444 (mips_must_initialize_gp_p): Declare.
3445 (mips_emit_save_slot_move): Likewise.
3446 (mips_output_load_label): Return nothing.
3447 (mips_eh_uses): Declare.
3448 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3449 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3450 (TARGET_ABSOLUTE_JUMPS): Likewise.
3451 (EH_USES): Likewise.
3452 (FIRST_PSEUDO_REGISTER): Update comment.
3453 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3454 (MIPS_CALL): ...here.
3455 (REGISTER_NAMES): Add $cprestore.
3456 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3457 Add load_label_length, has_inflexible_gp_insn_p,
3458 has_flexible_gp_insn_p, must_initialize_gp_p and
3459 must_restore_gp_when_clobbered_p.
3460 (mips_expand_call): Don't generate split instructions here.
3461 (mips_split_call): Update the call to mips_restore_gp after
3462 the above name change.
3463 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3464 (mips_find_gp_ref): New function.
3465 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3466 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3467 (mips_insn_has_flexible_gp_ref_p): Likewise.
3468 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3469 (mips_function_has_gp_insn): Delete.
3470 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3471 Use the new functions above. Only return INVALID_REGNUM
3472 for TARGET_ABSOLUTE_JUMPS.
3473 (mips_must_initialize_gp_p): New function.
3474 (mips_get_cprestore_base_and_offset): New function, extracted from...
3475 (mips_cprestore_slot): ...here. Take a bool parameter.
3476 (mips_cfun_has_cprestore_slot_p): New function.
3477 (mips_cprestore_address_p): Likewise.
3478 (mips_save_gp_to_cprestore_slot): Likewise.
3479 (mips_restore_gp): Rename to...
3480 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3481 epilogue_completed. Update the call to mips_cprestore_slot.
3482 Test cfun->machine->must_restore_gp_when_clobbered_p.
3483 (mips_direct_save_slot_move_p): New function.
3484 (mips_emit_save_slot_move): Likewise.
3485 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3486 of cfun->machine->global_pointer.
3487 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3488 (mips_save_reg): Use mips_emit_save_slot_move.
3489 (mips_expand_prologue): Set must_initialize_gp_p.
3490 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3491 for all cprestore saves. Emit a use_cprestore instruction after
3492 setting up the cprestore slot.
3493 (mips_restore_reg): Use mips_emit_save_slot_move.
3494 (mips_process_load_label): New function.
3495 (mips_load_label_length): Likewise.
3496 (mips_output_load_label): Don't return asm: output it here instead.
3497 Use mips_process_load_label.
3498 (mips_adjust_insn_length): Adjust the length of branch instructions
3499 that have length MAX_PIC_BRANCH_LENGTH.
3500 (mips_output_conditional_branch): Update the call to
3501 mips_output_load_label. Assume the branch target is OPERANDS[0]
3502 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3503 (mips_output_order_conditional_branch): Swap the meaning of
3504 OPERANDS[0] and OPERANDS[1].
3505 (mips_variable_issue): Don't count ghost instructions.
3506 (mips_expand_ghost_gp_insns): New function.
3507 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3508 (mips_output_mi_thunk): Set must_initialize_gp_p.
3509 (mips_eh_uses): New function.
3510 * config/mips/predicates.md (cprestore_save_slot_operand)
3511 (cprestore_load_slot_operand): New predicates.
3512 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3513 (UNSPEC_MOVE_GP): Likewise.
3514 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3515 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3516 (CPRESTORE_SLOT_REGNUM): New register.
3517 (MAX_PIC_BRANCH_LENGTH): New constant.
3518 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3519 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3520 branches. Fix commentary.
3521 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3522 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3523 Change type to "ghost".
3524 (loadgp_absolute_<mode>): Likewise.
3525 (loadgp_rtp_<mode>): Likewise.
3526 (copygp_mips16): Likewise.
3527 (loadgp_blockage): Remove redundant mode attribute.
3528 (potential_cprestore): New instruction.
3529 (cprestore): Turn into an unspec set.
3530 (use_cprestore): New instruction.
3531 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3532 (*branch_fp_inverted): Likewise.
3533 (*branch_order<mode>): Likewise.
3534 (*branch_order<mode>_inverted): Likewise.
3535 (*branch_equality<mode>): Likewise.
3536 (*branch_equality<mode>_inverted): Likewise.
3537 (*branch_bit<bbv><mode>): Likewise.
3538 (*branch_bit<bbv><mode>_inverted): Likewise.
3539 (*branch_equality<mode>_mips16): Remove redundant mode.
3540 (jump): Turn into a define_expand.
3541 (*jump_absolute): New instruction.
3542 (*jump_pic): Likewise.
3543 (*jump_mips16): Rename previously-unnamed pattern. Remove
3544 redundant mode attribute.
3545 (restore_gp): Split on epilogue_completed rather than
3546 reload_completed. Change type to "ghost".
3547 (move_gp<mode>): New instruction.
3548 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3549 Remove redundant mode attribute.
3550 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3551 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3552 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3554 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3557 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3558 are returned in the same register (vs34 or v2) that Altivec vector
3559 types are returned in.
3560 (rs6000_libcall_value): Ditto.
3563 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3564 instead of explicit addsi3/adddi3 calls.
3565 (rs6000_split_multireg_move): Ditto.
3566 (rs6000_emit_allocate_stack): Ditto.
3567 (rs6000_emit_prologue): Ditto.
3568 (rs6000_output_mi_thunk): Ditto.
3570 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3571 size is 64 bits if we can use 64-bit registers.
3573 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3575 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3578 From Jie Zhang <jie.zhang@analog.com>:
3579 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3580 save FP and RETS with saveall attribute.
3581 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3582 with saveall attribute.
3584 * config/bfin/bfin.c (bfin_expand_builtin,
3585 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3588 From Jie Zhang <jie.zhang@analog.com>:
3589 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3590 before use in two places.
3591 * config/bfin/bfin.md (AREG): Define mode iterator.
3592 (reload_in, reload_out): Use mode iterator AREG.
3594 2009-09-14 Richard Guenther <rguenther@suse.de>
3597 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3598 EH personality path.
3600 2009-09-13 Richard Guenther <rguenther@suse.de>
3601 Rafael Avila de Espindola <espindola@google.com>
3603 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3604 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3605 (LANG_HOOKS_INITIALIZER): Adjust.
3606 (lhd_pass_through_t): Declare.
3607 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3609 * langhooks.c (lhd_pass_through_t): New function.
3610 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3611 dwarf2out_begin_prologue): Use personality from current_function_decl.
3612 * expr.h (get_personality_function): Declare.
3613 * expr.c (get_personality_function): New function.
3614 (build_personality_function): Likewise.
3615 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3616 (eh_personality_libfunc): Remove.
3617 * optabs.c (build_libfunc_function): New function split out from ...
3618 (init_one_libfunc): ... here.
3619 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3620 (tree_function_decl): Add personality.
3621 (lhd_gcc_personality): Declare.
3622 (build_personality_function): Likewise.
3623 * tree.c (gcc_eh_personality_decl): New.
3624 (lhd_gcc_personality): New function.
3625 * except.h (lang_eh_runtime_type): Remove.
3626 (enum eh_personality_kind): New.
3627 (build_personality_function): Declare.
3628 (function_needs_eh_personality): Declare.
3629 * except.c (lang_eh_runtime_type): Remove.
3630 (function_needs_eh_personality): New function.
3631 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3632 (sjlj_emit_function_enter, output_function_exception_table):
3633 Use personality from current_function_decl.
3634 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3635 * tree-inline.c (tree_can_inline_p): Do not inline across different
3637 (expand_call_inline): Likewise. Adjust the callers EH personality.
3638 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3639 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3640 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3641 (c-parser.o): Likewise
3642 * c-tree.h (c_eh_initialized_p): Remove.
3643 (c_maybe_initialize_eh): Likewise.
3644 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3645 (finish_decl): Don't call c_maybe_initialize_eh.
3646 (c_eh_initialized_p): Remove.
3647 (c_maybe_initialize_eh): Likewise.
3648 * c-parser.c (c_parser_omp_construct): Likewise.
3649 (c_parse_file): Initialize exception handling.
3651 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3653 * config.gcc (tm_file): Remove i386/biarch32.h
3654 for i?86-w64-mingw* case.
3655 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3657 * config.host: Set for x64 mingw the option
3658 use_long_long_for_widest_fast_int to yes.
3660 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3662 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3663 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3664 (dbxout_begin_function): Likewise.
3665 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3666 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3667 set on the function.
3668 (final_end_function): Likewise.
3669 (final_scan_insn): Likewise.
3670 (rest_of_handle_final): Likewise.
3671 * varasm.c (assemble_start_function): Likewise.
3672 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3674 2009-09-12 Jason Merrill <jason@redhat.com>
3676 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3677 * opts.c (common_handle_option): constify.
3679 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3681 * doc/install.texi (avr): Remove obsolete reference site.
3683 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3685 * doc/install.texi (Binaries): Adjust AIX link.
3687 2009-09-12 Akim Demaille <demaille@gostai.com>
3689 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3690 Use an imperative sentence.
3692 2009-09-11 Richard Henderson <rth@redhat.com>
3694 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3695 structure-name and has-tree-operands arguments; update all entries.
3696 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3698 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3699 (gsstruct_code_size): New.
3700 (gss_for_code_): New.
3701 (gss_for_code): Remove.
3702 (gimple_size): Rewrite using gsstruct_code_size.
3703 (gimple_statement_structure): Move to gimple.h.
3704 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3705 (gss_for_code, gimple_statement_structure): New.
3706 (gimple_ops): Use new arrays; tidy.
3708 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3710 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3711 operand to be a PLUS expression.
3712 * config/pa/pa.c (pa_secondary_reload): Likewise.
3714 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3716 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3718 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3721 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3723 From Jie Zhang <jie.zhang@analog.com>:
3724 * doc/extend.texi (node Function Attributes): Document l2
3726 (node Blackfin Variable Attributes): Document l2 variable attributes.
3728 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3730 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3731 to match the system compiler's configuration at inflection point.
3732 Add comment to remark a remaining difference with system compiler.
3734 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3735 * configure: Regenerate.
3737 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3739 From Jie Zhang <jie.zhang@analog.com>:
3740 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3741 (bfin_handle_l2_attribute): New.
3742 (bfin_attribute_table): Add l2 attribute.
3744 2009-09-11 Michael Matz <matz@suse.de>
3747 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3748 on the local_decls list.
3750 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3754 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3756 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3757 for VALUEs, to implement the documented interface.
3758 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3759 Adjust for VALUEs and anything else, to implement the
3760 documented interface.
3762 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3764 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3765 with actual SPE/paired vector modes before using 64-bit alignment.
3766 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3768 2009-09-10 DJ Delorie <dj@redhat.com>
3770 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3773 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3774 * config/mep/mep.c (mep_legitimate_constant_p): New.
3775 * config/mep/mep-protos.h: Prototype it.
3777 2009-09-10 Richard Henderson <rth@redhat.com>
3779 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3781 2009-09-10 Jason Merrill <jason@redhat.com>
3783 * tree.c (chain_index): New fn.
3784 * tree.h: Declare it.
3786 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3788 * config/sol2-c.c (cmn_err_length_specs): Initialize
3789 scalar_identity_flag.
3791 2009-09-10 Richard Henderson <rth@redhat.com>
3793 * tree.h (struct tree_decl_common): Move align member earlier;
3794 move label_decl_uid member ...
3795 (struct tree_label_decl): ... here.
3796 (LABEL_DECL_UID): Update to match.
3798 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3801 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3802 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3804 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3805 dest_prev if the edge is complex.
3807 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3809 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3810 loop latch tests earlier.
3812 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3813 before GIMPLE_RETURN, not after its predecessor; insert
3816 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3817 gimple_seq_empty_p to test for no PHI nodes.
3818 * tree-cfg.c (split_critical_edges): Likewise.
3820 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3822 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3824 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3825 introduced by the VTA branch merge.
3827 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3829 * ira-conflicts.c: Use fputs or putc instead of fprintf
3833 * tree-switch-conversion.c: Ditto.
3835 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3837 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3838 introduced by the VTA branch merge.
3840 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3843 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3845 PR rtl-optimization/39779
3846 * expr.c (convert_modes): Return when mode == oldmode after
3847 CONST_INTs are processed.
3849 2009-09-10 Nick Clifton <nickc@redhat.com>
3851 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3852 attribute and referring decl when creating renamed symbol.
3854 2009-09-10 Richard Guenther <rguenther@suse.de>
3857 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3859 (cgraph_finalize_compilation_unit): Compute reachability
3860 before emitting thunks. Properly process aliases before
3861 possibly removing unreachable nodes.
3863 2009-09-10 Richard Guenther <rguenther@suse.de>
3866 * tree.c (struct free_lang_data_d): Add worklist member.
3867 (find_decls_types_r): Push onto the worklist instead of recursing.
3868 Handle TREE_BINFOs properly.
3869 (find_decls_types): New function wrapped around find_decls_types_r
3870 to process the worklist.
3871 (find_decls_types_in_eh_region): Use it.
3872 (find_decls_types_in_node): Likewise.
3873 (find_decls_types_in_var): Likewise.
3874 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3875 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3876 (AGGREGATE_TYPE_P): Adjust.
3878 2009-09-09 Jason Merrill <jason@redhat.com>
3880 * configure.ac: Check glibc version even if we have an in-tree
3883 2009-09-09 Anthony Green <green@moxielogic.com>
3885 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3886 the constant 0 when appropriate.
3887 * config/moxie/constraints.md: Add constraint O.
3889 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3890 to pass up to 6 32-bit argument values in registers.
3891 (moxie_function_arg): Ditto.
3892 (moxie_arg_partial_bytes): Ditto.
3893 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3894 (REG_PARM_STACK_SPACE): Ditto.
3895 (FUNCTION_ARG_REGNO_P): Ditto.
3897 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3898 instruction to allocate stack space.
3900 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3902 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3903 unnecessarily stringent constraints. Fix address
3904 calculation in the splitters.
3906 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3908 PR rtl-optimization/39779
3909 * expr.c (convert_modes): Return when mode == oldmode after
3910 CONST_INTs are processed.
3912 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3915 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3916 (ix86_expand_prologue): Take frame.padding0 into logic of
3918 (ix86_expand_epilogue): Likewise.
3920 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3922 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3924 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3925 * config/t-slibgcc-libgcc: New file.
3926 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3928 2009-09-09 Martin Jambor <mjambor@suse.cz>
3930 PR tree-optimization/41089
3931 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3934 2009-09-09 Richard Henderson <rth@redhat.com>
3936 * gimple.h (CASE_GIMPLE_OMP): New.
3937 (is_gimple_omp): Use it.
3938 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3939 (verify_gimple_debug): Likewise.
3941 2009-09-09 Richard Guenther <rguenther@suse.de>
3943 PR tree-optimization/41101
3944 * tree-ssa-pre.c (maximal_set): Remove.
3945 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3946 Defer all blocks we didn't visit at least one successor.
3947 (add_to_exp_gen): Do not add to the maximal set.
3948 (make_values_for_phi): Likewise.
3949 (compute_avail): Likewise.
3950 (init_pre): Do not allocate the maximal set.
3951 (execute_pre): Do not dump it.
3953 2009-09-09 Martin Jambor <mjambor@suse.cz>
3955 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3956 an SSA_NAME rather than a is_gimple_variable.
3958 2009-09-09 Richard Guenther <rguenther@suse.de>
3961 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3962 code dealing with plain pointer bases.
3963 (maybe_fold_offset_to_reference): Likewise.
3964 (maybe_fold_stmt_addition): Adjust.
3966 2009-09-09 Richard Guenther <rguenther@suse.de>
3968 * tree.c (free_lang_data_in_type): Do not free the type variant
3970 (free_lang_data): Merge char_type_node with its properly signed
3972 (pass_ipa_free): Collect after freeing language specific data.
3974 2009-09-09 Michael Matz <matz@suse.de>
3977 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3978 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3979 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3982 2009-09-08 DJ Delorie <dj@redhat.com>
3984 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3986 2009-09-04 Jason Merrill <jason@redhat.com>
3988 * tree.c (tree_find_value): Remove.
3989 * tree.h: Remove prototype.
3990 * varasm.c (assemble_external): Use value_member instead.
3992 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3994 * toplev.c (process_options): Choose default debugging type when
3995 gtoggle enables debug info and type is unset.
3997 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4001 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4004 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4006 * configure: Rebuilt with modified libtool.m4.
4008 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4013 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4015 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4017 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4018 (remove_statement): Likewise.
4019 (rewrite_use_nonlinear_expr): Adjust.
4020 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4021 * tree-ssa.c (release_defs_bitset): ... this. New.
4022 * tree-flow.h (release_defs_bitset): Declare.
4024 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4027 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4028 in the middle block.
4030 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4032 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4033 via intptr_t to long type.
4034 (insert_operand_rank): Cast long type via intptr_t to
4036 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4038 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4039 from pointer to unsigned via uintptr_t.
4041 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4042 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4044 * configure: Regenerated.
4045 * config.in: Regenerated
4046 * system.h (stdint.h): Add include.
4047 (inttypes.h): Likewise.
4048 * Makefile.in (aclocal): Add config/stdint.m4.
4049 * aclocal.m4: Regenerated.
4051 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4053 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4055 (note_np_check_stores): New function.
4056 (harmless_null_pointer_p): New function.
4057 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4058 changed. Take into account whether we're in the shadow of a condjump
4059 that tested NP_REG for NULL.
4060 Lose all code that tested for SEQUENCEs.
4061 (workaround_speculation): Avoid inserting NOPs for loads that are
4062 either always executed or a NULL pointer.
4064 2009-09-08 Jan Hubicka <jh@suse.cz>
4066 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4067 * params.def (early-inlining-insns): Likewise.
4069 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4071 PR rtl-optimization/41239
4072 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4073 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4075 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4076 across calls, as the calls might not always return normally.
4077 (call_may_noreturn_p): New function.
4078 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4079 (init_deps): Initialize it.
4080 (remove_from_deps): Also remove calls from
4081 last_function_call_may_noreturn list.
4083 2009-09-07 Richard Henderson <rth@redhat.com>
4085 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4086 more VR->OPERANDS than LHS operands. Free LHS before returning.
4088 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4090 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4091 (attr "addrtype"): New member "spreg".
4092 Use it if mem_spfp_address_operand is true for the address.
4093 (attr "type"): New entry "stall".
4094 (cpu_unit "load"): New.
4095 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4097 (insn_reservation "loadsp"): New.
4098 (insn_reservation "load_stall1"): New.
4099 (insn_reservation "load_stall3"): New.
4101 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4102 (mem_p_address_operand): Exclude stack and frame pointer based
4104 (mem_spfp_address_operand): New; match them here.
4105 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4106 (bfin_reorg): Call it if scheduling insns.
4107 (bfin_gen_bundles): Remove dummy insns created by
4108 add_sched_insns_for_speculation.
4110 From Jie Zhang <jie.zhang@analog.com>:
4111 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4112 bfin_si_revision, bfin_workarounds): Move these ...
4113 * config/bfin/bfin.h: ... here.
4115 From Mike Frysinger <michael.frysinger@analog.com>
4116 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4117 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4118 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4119 bf547m, bf548m, and bf549m.
4120 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4121 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4122 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4123 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4124 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4125 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4126 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4127 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4128 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4129 bf542m, bf544m, bf547m, bf548m, and bf549m.
4131 From Jie Zhang <jie.zhang@analog.com>:
4132 * config/bfin/predicates.md (p_register_operand): New predicate.
4133 (dp_register_operand): New predicate.
4134 * config/bfin/bfin-protos.h (WA_05000074): Define.
4135 (ENABLE_WA_05000074): Define.
4136 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4137 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4138 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4139 (define_attr addrtype): Allow load/store register to be P register.
4140 (define_attr storereg): New.
4141 (define_cpu_unit anomaly_05000074): New.
4142 (define_insn_reservation dsp32shiftimm): New.
4143 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4144 (define_insn_reservation loadp): Cannot use slot2.
4145 (define_insn_reservation loadsp): Cannot use slot2.
4146 (define_insn_reservation storep): Cannot use slot2. Does not
4147 apply when working around 05000074.
4148 (define_insn_reservation storep_anomaly_05000074): New.
4149 (define_insn_reservation storei): Does not apply when working
4151 (define_insn_reservation storei_anomaly_05000074): New.
4152 (define_attr length): Add dsp32shiftimm case.
4153 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4154 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4155 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4156 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4157 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4159 2009-09-07 Martin Jambor <mjambor@suse.cz>
4162 * tree-sra.c (create_artificial_child_access): Return NULL if
4163 build_ref_for_offset fails.
4164 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4165 and create_artificial_child_access to fail.
4167 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4170 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4171 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4172 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4174 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4176 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4177 block, ensure it has an exit edge. Emit a barrier after a jump.
4179 2009-09-07 Nick Clifton <nickc@redhat.com>
4181 * gcc.c (this_is_linker_script): New variable. Like
4182 this_is_library_file but for the %T constructor.
4183 (end_going_arg): If this_is_linker_script is set then locate the
4184 script and insert a --script switch before it
4185 (do_spec_2): Initialise this_is_linker_script.
4186 (do_spec_1): Likewise. Handle %T construct.
4187 (eval_spec_function): Preserve this_is_linker_script.
4188 * doc/invoke.texi: Document %T construct in spec files.
4189 * config/m32c/m32c.h (LIB_SPEC): Use it.
4191 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4193 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4194 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4195 when volatile flag is set.
4196 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4198 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4201 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4202 (combine_stack_adjustments_for_block): Allow insns between stack
4203 adjustments and stores with corresponding pre-(dec|inc)rement or
4204 pre-modify operation.
4206 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4209 * combine-stack-adj.c (struct csa_memlist): Rename to...
4210 (struct csa_reflist): ... this. Rename mem field to ref.
4211 (free_csa_memlist): Rename to...
4212 (free_csa_reflist): ... this.
4213 (record_one_stack_memref): Rename to...
4214 (record_one_stack_ref): ... this. Handle also REG_P.
4215 (try_apply_stack_adjustment): Handle also REG_P.
4216 (struct record_stack_memrefs_data): Rename to...
4217 (struct record_stack_refs_data): ... this. Rename memlist field to
4219 (record_stack_memrefs): Rename to...
4220 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4221 subexpressions instead of failing when a MEM contains SP references.
4222 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4223 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4225 2009-09-06 Richard Guenther <rguenther@suse.de>
4228 * tree.c (build_array_type): Do not record types marked
4229 with structural equality in the canonical type hashtable.
4231 2009-09-06 Richard Guenther <rguenther@suse.de>
4234 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4236 2009-09-05 Richard Guenther <rguenther@suse.de>
4239 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4241 2009-09-05 Richard Guenther <rguenther@suse.de>
4244 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4246 2009-09-05 Richard Guenther <rguenther@suse.de>
4249 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4250 before comparing function argument types.
4252 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4255 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4258 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4261 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4263 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4264 locators before emit_insn is called.
4266 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4269 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4270 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4271 (reginfo_init): Don't call allocate_reg_info.
4273 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4276 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4277 NONDEBUG_INSN_P instead of INSN_P.
4279 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4282 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4284 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4287 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4288 pattern of the split.
4290 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4292 * toplev.c (process_options): Move setter of flag_var_tracking
4293 before other tests that depend on it. Move down setter of
4294 flag_rename_registers. Don't enable var-tracking-assignments
4295 by default if selective scheduling is enabled. Warn if both
4298 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4300 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4301 comment. Use switch statement to catch overlaps between rtx
4302 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4303 (IS_DECL_CODE): ... here. Remove.
4304 (check_value_is_not_decl): Remove.
4305 (dv_from_decl, dv_from_value): Check after conversion.
4307 2009-09-04 Richard Guenther <rguenther@suse.de>
4310 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4311 after emitting tunks. Move emitting thunks and ctors from ...
4312 (cgraph_optimize): ... here. Remove redundant
4313 cgraph_analyze_functions.
4314 * varasm.c (find_decl_and_mark_needed): Remove no longer
4316 (finish_aliases_1): Adjust check for thunk aliases.
4318 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4320 * config/arm/arm.md (ctzsi2): Added braces
4321 to avoid warning that broke booststrap.
4323 2009-09-04 Martin Jambor <mjambor@suse.cz>
4325 PR tree-optimization/41112
4326 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4327 handle variable-bounded arrays.
4328 (expr_with_var_bounded_array_refs_p): New function.
4329 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4331 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4333 * config/s390/2097.md: Removed two incorrect bypasses.
4334 (z10_fsimpdf): Fixed latency.
4335 (z10_fhex): New insn_reservation.
4336 (z10_floaddf): Fixed latency.
4337 (z10_floadsf): Fixed latency.
4338 (z10_ftrunctf): Fixed latency.
4339 (z10_ftruncdf): Fixed latency.
4340 * config/s390/s390.c (z10_cost): Fixed values.
4341 (s390_adjust_priority): Added z10 path.
4342 * config/s390/s390.md (type): Added fhex.
4343 (*mov<mode>_64dfp): Updated type attribute.
4344 (*mov<mode>_64): Updated type attribute.
4345 (*mov<mode>_31): Updated type attribute.
4346 (*mov<mode>"): Likewise.
4347 * config/s390/2084.md (x_fsimpdf): Updated condition.
4349 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4351 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4352 RTXs in the predicate for operand 1.
4354 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4356 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4357 (rbitsi2): New insn.
4358 (ctzsi2): New expand.
4359 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4361 2009-09-03 Martin Jambor <mjambor@suse.cz>
4363 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4364 (create_artificial_child_access): Use build_ref_for_offset instead
4365 of duplicate_expr_for_different_base.
4366 (propagate_subacesses_accross_link): Likewise.
4368 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4370 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4372 (mips16e_collect_argument_saves): Skip debug instructions.
4373 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4374 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4375 (r10k_insert_cache_barriers): Likewise.
4376 (mips_reorg_process_insns): Likewise.
4378 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4381 * ira.c (update_equiv_reg): Remove check on class likely spill.
4383 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4386 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4387 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4391 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4392 the stack slot if it is passed by invisible reference.
4393 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4394 by invisible reference.
4396 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4398 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4399 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4400 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4402 * config/bfin/sync.md: New file.
4403 * config/bfin/bfin.md: Include it.
4404 (UNSPEC_ATOMIC): New.
4405 (UNSPEC_ONES): Provide a unique number.
4407 From Jie Zhang <jie.zhang@analog.com>:
4408 * config/bfin/bfin.c (ret_regs): New.
4409 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4410 (must_save_rets_p): New.
4411 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4412 current_function_is_leaf.
4413 (do_link): Likewise.
4414 (do_unlink): Likewise.
4415 (expand_interrupt_handler_prologue): Use ret_regs array.
4416 (expand_interrupt_handler_epilogue): Use ret_regs array and
4417 pass return register to gen_return_internal.
4418 (bfin_expand_epilogue): Pass return register to
4419 gen_return_internal.
4420 (bfin_expand_call): Explicitly clobber RETS.
4421 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4422 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4423 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4424 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4426 (return_internal): Take a reg rtx rather than the register number.
4428 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4430 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4431 when comparing against estimated_loop_iterations_int return.
4433 2009-09-03 Richard Guenther <rguenther@suse.de>
4435 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4436 eh_personality_libfunc.
4438 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4440 * tree-parloops.c (separate_decls_in_region): Add space.
4442 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4444 * tree-parloops.c (separate_decls_in_region): Change the condition
4445 checking if there are reductions in the loop.
4447 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4449 PR tree-optimization/38275
4450 * tree-parloops.c (parallelize_loops): Replace profitability condition
4451 for expected number of iterations.
4453 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4455 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4456 (bootstrap-debug): Explain conditions in which it becomes default.
4457 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4460 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4462 * doc/invoke.texi (Optimize Options): Move
4463 -finline-small-functions to the -O2 list.
4465 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4467 * toplev.c (process_options): Enable var-tracking-assignments
4468 by default if var-tracking is enabled.
4470 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4472 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4474 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4475 * rtl.h (prev_nonnote_insn_bb): Declare it.
4477 2009-09-03 Diego Novillo <dnovillo@google.com>
4479 * cgraph.c (cgraph_node_for_decl): New.
4480 * cgraph.h (cgraph_node_for_decl): Declare.
4481 * tree.c (host_integerp): Return 0 if T is NULL.
4483 2009-09-03 Diego Novillo <dnovillo@google.com>
4485 * tree.h (struct alias_pair): Move from varasm.c.
4486 (alias_pairs): Likewise.
4487 (TYPE_MAXVAL): Define.
4488 (TYPE_MINVAL): Define.
4489 (iterative_hash_host_wide_int): Declare.
4490 (remove_unreachable_alias_pairs): Declare.
4491 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4492 * diagnostic.c (default_diagnostic_starter): Make extern.
4493 (default_diagnostic_finalizer): Make extern.
4494 * diagnostic.h (default_diagnostic_starter): Declare.
4495 (default_diagnostic_finalizer): Declare.
4496 (default_tree_printer): Declare.
4497 * toplev.c (default_tree_printer): Make extern.
4499 2009-09-03 Richard Guenther <rguenther@suse.de>
4500 Diego Novillo <dnovillo@google.com>
4502 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4503 * cgraphunit.c (cgraph_expand_function): Do not emit
4504 associated thunks from here.
4505 (cgraph_emit_thunks): New.
4506 (cgraph_optimize): Call it.
4507 Return if any IPA pass finds an error.
4508 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4511 2009-09-03 Simon Baldwin <simonb@google.com>
4512 Rafael Espindola <espindola@google.com>
4513 Richard Guenther <rguenther@suse.de>
4514 Doug Kwan <dougkwan@google.com>
4515 Diego Novillo <dnovillo@google.com>
4517 * tree.c: Include tree-pass.h, langhooks-def.h,
4518 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4519 (free_lang_data_in_type): New.
4520 (need_assembler_name_p): New.
4521 (free_lang_data_in_block): New.
4522 (free_lang_data_in_decl): New.
4523 (struct free_lang_data_d): New.
4524 (add_tree_to_fld_list): New.
4525 (find_decls_types_r): New.
4526 (get_eh_types_for_runtime): New.
4527 (find_decls_types_in_eh_region): New.
4528 (find_decls_types_in_node): New.
4529 (find_decls_types_in_var): New.
4530 (free_lang_data_in_cgraph): New.
4531 (free_lang_data): New.
4532 (gate_free_lang_data): New.
4533 (pass_ipa_free_lang_data): New.
4535 2009-09-03 Diego Novillo <dnovillo@google.com>
4537 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4538 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4539 (lang_hooks): Remove const qualifier.
4540 * ipa.c (cgraph_remove_unreachable_nodes): Call
4541 remove_unreachable_alias_pairs.
4542 * except.c (add_type_for_runtime): Check if TYPE has
4543 already been converted.
4544 (lookup_type_for_runtime): Likewise.
4545 (check_handled): Handle converted types.
4546 * varasm.c (remove_unreachable_alias_pairs): New.
4547 * gimple.c: Include demangle.h.
4548 (gimple_decl_printable_name): New.
4549 (gimple_fold_obj_type_ref): New.
4550 * gimple.h (gimple_decl_printable_name): Declare.
4551 (gimple_fold_obj_type_ref): Declare.
4552 * passes.c (init_optimization_passes): Add pass
4553 pass_ipa_free_lang_data.
4554 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4555 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4557 2009-09-03 Diego Novillo <dnovillo@google.com>
4559 * c-lang.c (lang_hooks): Remove const qualifier.
4561 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4563 * doc/install.texi (*-*-freebsd*): Update target information.
4565 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4567 * hard-reg-set.h (call_fixed_regs): Remove.
4568 * reginfo.c (call_fixed_regs): Remove.
4569 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4570 (globalize_reg): Don't use call_fixed_regs.
4571 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4574 2009-09-01 Michael Matz <matz@suse.de>
4576 * expr.h (emit_storent_insn, expand_expr_real_1,
4577 expand_expr_real_2): Declare.
4578 * expr.c (emit_storent_insn, expand_expr_real_1,
4579 expand_expr_real_2): Export.
4580 (store_expr): Setting and evaluating dont_return_target is useless.
4581 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4582 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4583 * except.c (expand_resx_expr): Rename to ...
4584 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4585 * except.h (expand_resx_stmt): Declare.
4586 * stmt.c: Add include gimple.h
4587 (expand_asm_expr): Rename to ...
4588 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4589 (expand_case): Rewrite to take gimple statement.
4590 * tree.h (expand_asm_stmt): Declare.
4591 (expand_case): Change prototype.
4592 * Makefile.in (stmt.o): Depend on gimple.h.
4593 * builtins.c (expand_builtin_synchronize): Build gimple asm
4594 statement, not an ASM_EXPR.
4595 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4596 gimple_to_tree, release_stmt_tree): Remove.
4597 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4598 ggc_free, but hold comparison code and operands separately.
4599 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4600 (expand_call_stmt, expand_gimple_stmt_1,
4601 expand_gimple_stmt): New helpers.
4602 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4603 release_stmt_tree. Call expand_gimple_stmt instead.
4604 (expand_gimple_basic_block): Ditto.
4606 * calls.c (emit_call_1): Don't look at EH regions here, make
4607 fntree parameter useless.
4608 (expand_call): New local rettype for TREE_TYPE(exp), use it
4609 throughout. Remove local p, use addr instead.
4610 Don't look at EH regions here.
4612 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4614 * doc/invoke.texi (-fsched-pressure): Document it.
4615 (-fsched-reg-pressure-heuristic): Remove it.
4617 * reload.c (ira.h): Include.
4618 (find_reloads): Add choosing reload on number of small spilled
4621 * haifa-sched.c (ira.h): Include.
4622 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4623 saved_reg_pressure, curr_reg_live, saved_reg_live,
4624 region_ref_regs): New variables.
4625 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4626 initiate_reg_pressure_info, setup_ref_regs,
4627 initiate_bb_reg_pressure_info, save_reg_pressure,
4628 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4630 (setup_insn_reg_pressure_info): New function.
4631 (rank_for_schedule): Add pressure checking and insn issue time.
4632 Remove comparison of insn reg weights.
4633 (ready_sort): Set insn reg pressure info.
4634 (update_register_pressure, setup_insn_max_reg_pressure,
4635 update_reg_and_insn_max_reg_pressure,
4636 sched_setup_bb_reg_pressure_info): New functions.
4637 (schedule_insn): Add code for printing and updating reg pressure info.
4638 (find_set_reg_weight, find_insn_reg_weight): Remove.
4639 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4640 (debug_ready_list): Print reg pressure info.
4641 (schedule_block): Ditto. Check insn issue time.
4642 (sched_init): Set up sched_pressure_p. Allocate and set up some
4643 reg pressure related info.
4644 (sched_finish): Free some reg pressure related info.
4645 (fix_tick_ready): Make insn always ready if pressure_p.
4646 (init_h_i_d): Don't call find_insn_reg_weight.
4647 (haifa_finish_h_i_d): Free insn reg pressure info.
4649 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4650 ira_memory_move_cost, ira_class_hard_regs,
4651 ira_class_hard_regs_num, ira_no_alloc_regs,
4652 ira_available_class_regs, ira_reg_class_cover_size,
4653 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4655 * ira-lives.c (single_reg_class): Check mode to find how many
4656 registers are necessary for operand.
4657 (ira_implicitly_set_insn_hard_regs): New.
4659 * common.opt (fsched-pressure): New options.
4660 (fsched-reg-pressure-heuristic): Remove.
4662 * ira.c (setup_eliminable_regset): Rename to
4663 ira_setup_eliminable_regset. Make it external.
4664 (expand_reg_info): Pass cover class to setup_reg_classes.
4665 (ira): Call resize_reg_info instead of allocate_reg_info.
4667 * sched-deps.c: Include ira.h.
4668 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4669 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4670 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4671 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4672 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4673 mark_insn_reg_store, mark_insn_reg_clobber,
4674 setup_insn_reg_pressure_info): New.
4675 (sched_analyze_1): Update implicit_reg_pending_uses.
4676 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4677 Use them to create dependencies. Set insn reg uses and pressure
4678 info. Process reg_pending_uses in one place.
4679 (free_deps): Free implicit sets.
4680 (remove_from_deps): Remove implicit sets if necessary. Check
4681 implicit sets when clearing reg_last_in_use.
4682 (init_deps_global): Clear implicit_reg_pending_clobbers and
4683 implicit_reg_pending_uses.
4685 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4686 ira_memory_move_cost, ira_class_hard_regs,
4687 ira_class_hard_regs_num, ira_no_alloc_regs,
4688 ira_available_class_regs, ira_reg_class_cover_size,
4689 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4690 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4691 ira_implicitly_set_insn_hard_regs): New prototypes.
4693 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4694 cost_elements_num): New variables.
4695 (allocno_costs, total_costs): Rename to costs and
4696 total_allocno_costs.
4697 (COSTS_OF_ALLOCNO): Rename to COSTS.
4698 (allocno_pref): Rename to pref.
4699 (allocno_pref_buffer): Rename to pref_buffer.
4700 (common_classes): Rename to regno_cover_class.
4702 (record_reg_classes): Set allocno attributes only if allocno_p.
4703 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4704 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4705 and COSTS_OF_ALLOCNO.
4706 (print_costs): Rename to print_allocno_costs.
4707 (print_pseudo_costs): New.
4708 (process_bb_node_for_costs): Split into 2 functions with new
4709 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4710 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4711 new parameter dump_file. Use cost_elements_num instead of
4712 ira_allocnos_num. Make one iteration if preferred classes were
4713 already calculated for scheduler. Make 2 versions of code
4714 depending on allocno_p.
4715 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4716 regno_cover_class and COSTS instead of common_classes and
4718 (init_costs, finish_costs): New.
4719 (ira_costs): Set up allocno_p and cost_elements_num. Call
4720 init_costs and finish_costs.
4721 (ira_set_pseudo_classes): New.
4723 * rtl.h (allocate_reg_info): Remove.
4724 (resize_reg_info): Change return type.
4725 (reg_cover_class): New.
4726 (setup_reg_classes): Add new parameter.
4728 * sched-int.h (struct deps_reg): New member implicit_sets.
4729 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4730 (INCREASE_BITS): New macro.
4731 (struct reg_pressure_data, struct reg_use_data): New.
4732 (struct _haifa_insn_data): Remove reg_weight. Add members
4733 reg_pressure, reg_use_list, reg_set_list, and
4734 reg_pressure_excess_cost_change.
4735 (struct deps): New member implicit_sets.
4736 (pressure_p): New variable.
4737 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4738 (struct reg_pressure_data, struct reg_use_data): New.
4739 (INSN_REG_WEIGHT): Remove.
4740 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4741 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4742 (sched_init_region_reg_pressure_info,
4743 sched_setup_bb_reg_pressure_info): New prototypes.
4745 * reginfo.c (struct reg_pref): New member coverclass.
4746 (reg_cover_class): New function.
4747 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4748 (reg_info_size): New variable.
4749 (allocate_reg_info): Make static. Setup reg_info_size.
4750 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4751 (setup_reg_classes): Add a new parameter. Setup cover class too.
4753 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4756 * sched-rgn.c (deps_join): Set up implicit_sets.
4757 (schedule_region): Set up region and basic blocks pressure
4760 * passes.c (init_optimization_passes): Move
4761 pass_subregs_of_mode_init before pass_sched.
4763 2009-09-02 Martin Jambor <mjambor@suse.cz>
4765 * tree-sra.c (struct access): New field grp_hint.
4766 (dump_access): Dump grp_hint.
4767 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4769 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4770 those which have been specifically read and somehow written to.
4771 (propagate_subacesses_accross_link): Set grp_hint of right child and
4772 also possibly of the left child.
4774 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4776 * tree-object-size.c (addr_object_size): Always use object_size_type
4777 0 or 2 when determining the pointer pointed object size.
4779 2009-09-02 Richard Guenther <rguenther@suse.de>
4782 2009-08-31 Richard Guenther <rguenther@suse.de>
4784 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4785 to query if the memory regions for memmove overlap.
4786 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4787 asserts on pointers, instead deal with odd trees.
4788 (ptr_derefs_may_alias_p): Likewise.
4789 (refs_may_alias_p_1): Constructor bases also never alias.
4791 2009-08-01 Christian Bruel <christian.bruel@st.com>
4794 2009-07-31 Christian Bruel <christian.bruel@st.com>
4795 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4797 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4799 * doc/invoke.texi (-fvar-tracking-assignments): New.
4800 (-fvar-tracking-assignments-toggle): New.
4801 (-fdump-final-insns=file): Mark filename as optional.
4802 (--param min-nondebug-insn-uid): New.
4803 (-gdwarf-@{version}): Mention version 4.
4804 * opts.c (common_handle_option): Accept it.
4805 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4806 * regrename.c (regrename_optimize): Drop last. Don't count debug
4807 insns as uses. Don't reject change because of debug insn.
4808 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4809 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4810 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4811 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4812 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4813 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4814 * doc/gimple.texi (is_gimple_debug): New.
4815 (gimple_debug_bind_p): New.
4816 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4817 * doc/install.texi (bootstrap-debug): More details.
4818 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4819 (bootstrap-debug-lib): More details.
4820 (bootstrap-debug-ckovw): Update.
4821 (bootstrap-time): New.
4822 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4823 (insert_phi_nodes_for): Insert debug stmts.
4824 (rewrite_stmt): Take iterator. Insert debug stmts.
4825 (rewrite_enter_block): Adjust.
4826 (maybe_replace_use_in_debug_stmt): New.
4827 (rewrite_update_stmt): Use it.
4828 (mark_use_interesting): Return early for debug stmts.
4829 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4830 stmts before replacing stmt.
4831 (move_computations_stmt): Likewise.
4832 * ira-conflicts.c (add_copies): Skip debug insns.
4833 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4834 (regstat_bb_compute_ri): Skip debug insns.
4835 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4836 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4837 check_loop_closed_ssa_stmt): Skip debug stmts.
4838 * tree-tailcall.c (find_tail_calls): Likewise.
4839 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4840 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4841 (build_var_debug_value_stat): Declare.
4842 (build_var_debug_value): Define.
4843 (target_for_debug_bind): Declare.
4844 * reload.c (find_equiv_reg): Skip debug insns.
4845 * rtlanal.c (reg_used_between_p): Skip debug insns.
4846 (side_effects_p): Likewise.
4847 (canonicalize_condition): Likewise.
4848 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4849 insns never depend on debug insns.
4850 (create_ddg_dep_no_link): Likewise.
4851 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4852 Don't add inter-loop dependencies for debug insns.
4853 (build_intra_loop_deps): Likewise.
4854 (create_ddg): Count debug insns.
4855 * ddg.h (struct ddg::num_debug): New.
4856 (num_backargs): Pair up with previous int field.
4857 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4858 -fcompare-debug-second.
4859 * final.c (get_attr_length_1): Skip debug insns.
4860 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4861 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4862 (driver_self_specs): Map -fdump-final-insns to
4863 -fdump-final-insns=..
4864 (get_local_tick): New.
4865 (compare_debug_dump_opt_spec_function): Test for . argument and
4866 compute output name. Compute temp output spec without flag name.
4867 Compute -frandom-seed.
4868 (OPT): Undef after use.
4869 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4870 (average_num_loop_insns): Likewise.
4871 * params.h (MIN_NONDEBUG_INSN_UID): New.
4872 * gimple.def (GIMPLE_DEBUG): New.
4873 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4874 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4875 (merge_in_block): Fix whitespace.
4876 * toplev.c (flag_var_tracking): Update comment.
4877 (flag_var_tracking_assignments): New.
4878 (flag_var_tracking_assignments_toggle): New.
4879 (process_options): Don't open final insns dump file if we're not
4880 going to write to it. Compute defaults for var_tracking.
4881 * df-scan.c (df_insn_rescan_debug_internal): New.
4882 (df_uses_record): Handle debug insns.
4883 * haifa-sched.c (ready): Initialize n_debug.
4884 (contributes_to_priority): Skip debug insns.
4885 (dep_list_size): New.
4887 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4888 they're ready. Disregard previous debug insns to make decisions.
4889 (queue_insn): Never queue debug insns.
4890 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4891 (schedule_insn): Don't reject debug insns because of issue rate.
4892 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4893 (queue_to_ready): Skip and discount debug insns.
4894 (choose_ready): Let debug insns through.
4895 (schedule_block): Check boundary debug insns. Discount debug
4896 insns, schedule them early. Adjust whitespace.
4897 (set_priorities): Check for boundary debug insns.
4898 (add_jump_dependencies): Use dep_list_size.
4899 (prev_non_location_insn): New.
4900 (check_cfg): Use it.
4901 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4903 (remove_unused_ivs): Reset debug stmts.
4904 * modulo-sched.c (const_iteration_count): Skip debug insns.
4905 (res_MII): Discount debug insns.
4906 (loop_single_full_bb_p): Skip debug insns.
4907 (sms_schedule): Likewise.
4908 (sms_schedule_by_order): Likewise.
4909 (ps_has_conflicts): Likewise.
4910 * caller-save.c (refmarker_fn): New.
4911 (save_call_clobbered_regs): Replace regs with saved mem in
4913 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4914 Call refmarker_fn mark for hardregnos.
4915 (mark_reg_as_referenced): New.
4916 (replace_reg_with_saved_mem): New.
4917 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4918 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4920 (cse_extended_basic_block): Skip debug insns.
4921 (count_reg_usage): Likewise.
4922 (is_dead_reg): New, split out of...
4923 (set_live_p): ... here.
4924 (insn_live_p): Use it for debug insns.
4925 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4926 (execute_optimize_stdarg): Likewise.
4927 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4928 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4929 changes in debug stmts as changes.
4930 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4931 (moveup_expr): Don't move across debug insns. Don't move
4932 debug insn if it would create a bookkeeping block.
4933 (moveup_expr_cached): Don't use cache for debug insns that
4934 are heads of blocks.
4935 (compute_av_set_inside_bb): Skip debug insns.
4936 (sel_rank_for_schedule): Schedule debug insns first. Remove
4938 (block_valid_for_bookkeeping_p); Support lax searches.
4939 (create_block_for_bookkeeping): Adjust block numbers when
4940 encountering debug-only blocks.
4941 (find_place_for_bookkeeping): Deal with debug-only blocks.
4942 (generate_bookkeeping_insn): Accept no place to insert.
4943 (remove_temp_moveop_nops): New argument full_tidying.
4944 (prepare_place_to_insert): Deal with debug insns.
4945 (advance_state_on_fence): Debug insns don't start cycles.
4946 (update_boundaries): Take fence as argument. Deal with
4948 (schedule_expr_on_boundary): No full_tidying on debug insns.
4949 (fill_insns): Deal with debug insns.
4950 (track_scheduled_insns_and_blocks): Don't count debug insns.
4951 (need_nop_to_preserve_insn_bb): New, split out of...
4952 (remove_insn_from_stream): ... this.
4953 (fur_orig_expr_not_found): Skip debug insns.
4954 * rtl.def (VALUE): Move up.
4956 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4957 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4958 Set it if debug stmts are found.
4959 (statement_sink_location): Skip debug stmts. Propagate
4960 moving defs into debug stmts.
4961 * ifcvt.c (first_active_insn): Skip debug insns.
4962 (last_active_insns): Likewise.
4963 (cond_exec_process_insns): Likewise.
4964 (noce_process_if_block): Likewise.
4965 (check_cond_move_block): Likewise.
4966 (cond_move_convert_if_block): Likewise.
4967 (block_jumps_and_fallthru_p): Likewise.
4968 (dead_or_predicable): Likewise.
4969 * dwarf2out.c (debug_str_hash_forced): New.
4970 (find_AT_string): Add comment.
4971 (gen_label_for_indirect_string): New.
4972 (get_debug_string_label): New.
4973 (AT_string_form): Use it.
4974 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4975 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4976 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4977 several operations that cannot be represented with DWARF opcodes.
4978 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4979 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4980 (dwarf2out_var_location): Take during-call mark into account.
4981 (output_indirect_string): Update comment. Output if there are
4982 label and references.
4983 (prune_indirect_string): New.
4984 (prune_unused_types): Call it if debug_str_hash_forced.
4985 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4986 (dw_long_long_const): Remove.
4987 (struct dw_val_struct): Change val_long_long type to rtx.
4988 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4989 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4990 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4991 component instead of HOST_BITS_PER_LONG.
4992 (output_loc_operands): Likewise. For const8* assert
4993 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4994 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4995 rather than HOST_BITS_PER_LONG is >= 64.
4996 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4998 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4999 HOST_BITS_PER_LONG for dw_val_class_long_long.
5000 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5001 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5002 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5004 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5005 Handle DW_OP_implicit_value.
5006 (extract_int): Move prototype earlier.
5007 (mem_loc_descriptor): For SUBREG punt if inner
5008 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5009 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5010 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5011 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5012 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5013 instead of Pmode size.
5014 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5015 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5016 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5017 (concat_loc_descriptor, concatn_loc_descriptor,
5018 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5019 (add_location_or_const_value_attribute): Likewise. For single
5020 location loc_lists attempt to use add_const_value_attribute
5021 for constant decls. Add DW_AT_const_value even if
5022 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5024 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5025 (control_flow_insn_p): Likewise.
5026 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5027 (separate_decls_in_region_debug_bind): New.
5028 (separate_decls_in_region): Process debug bind stmts afterwards.
5029 * recog.c (verify_changes): Handle debug insns.
5030 (extract_insn): Likewise.
5031 (peephole2_optimize): Skip debug insns.
5032 * dse.c (scan_insn): Skip debug insns.
5033 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5035 (setup_id_for_insn): Handle debug insns.
5036 (maybe_tidy_empty_bb): Adjust whitespace.
5037 (tidy_control_flow): Skip debug insns.
5038 (sel_remove_insn): Adjust for debug insns.
5039 (sel_estimate_number_of_insns): Skip debug insns.
5040 (create_insn_rtx_from_pattern): Handle debug insns.
5041 (create_copy_of_insn_rtx): Likewise.
5042 * sel-sched-.h (sel_bb_end): Declare.
5043 (sel_bb_empty_or_nop_p): New.
5044 (get_all_loop_exits): Use it.
5045 (_eligible_successor_edge_p): Likewise.
5046 (return_nop_to_pool): Adjust.
5047 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5048 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5049 * gimple-pretty-print.c (dump_gimple_debug): New.
5050 (dump_gimple_stmt): Use it.
5051 (dump_bb_header): Skip gimple debug stmts.
5052 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5053 (fixup_match_2): Likewise.
5054 (regmove_backward_pass): Likewise. Simplify combined
5055 replacement. Handle debug insns.
5056 * function.c (instantiate_virtual_regs): Handle debug insns.
5057 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5058 * print-rtl.h: Include cselib.h.
5059 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5060 * df.h (df_inns_rescan_debug_internal): Declare.
5061 * gcse.c (alloc_hash_table): Estimate n_insns.
5062 (cprop_insn): Don't regard debug insns as changes.
5063 (bypass_conditional_jumps): Skip debug insns.
5064 (one_pre_gcse_pass): Adjust.
5065 (one_code_hoisting_pass): Likewise.
5066 (compute_ld_motion_mems): Skip debug insns.
5067 (one_cprop_pass): Adjust.
5068 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5069 (if_convertible_stmt_p): Handle debug stmts.
5070 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5071 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5072 * ira-build.c (create_bb_allocnos): Skip debug insns.
5073 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5074 (has_single_use): Likewise.
5075 (single_imm_use): Likewise.
5076 (num_imm_uses): Likewise.
5077 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5078 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5079 (create_outofssa_var_map): Likewise.
5080 * lower-subreg.c (adjust_decomposed_uses): New.
5081 (resolve_debug): New.
5082 (decompose_multiword_subregs): Use it.
5083 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5084 * emit-rtl.c: Include params.h.
5085 (cur_debug_insn_uid): Define.
5086 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5087 (copy_rtx_if_shared_1): Handle debug insns.
5088 (reset_used_flags): Likewise.
5089 (set_used_flags): LIkewise.
5090 (get_max_insn_count): New.
5091 (next_nondebug_insn): New.
5092 (prev_nondebug_insn): New.
5093 (make_debug_insn_raw): New.
5094 (emit_insn_before_noloc): Handle debug insns.
5095 (emit_jump_insn_before_noloc): Likewise.
5096 (emit_call_insn_before_noloc): Likewise.
5097 (emit_debug_insn_before_noloc): New.
5098 (emit_insn_after_noloc): Handle debug insns.
5099 (emit_jump_insn_after_noloc): Likewise.
5100 (emit_call_insn_after_noloc): Likewise.
5101 (emit_debug_insn_after_noloc): Likewise.
5102 (emit_insn_after): Take loc from earlier non-debug insn.
5103 (emit_jump_insn_after): Likewise.
5104 (emit_call_insn_after): Likewise.
5105 (emit_debug_insn_after_setloc): New.
5106 (emit_debug_insn_after): New.
5107 (emit_insn_before): Take loc from later non-debug insn.
5108 (emit_jump_insn_before): Likewise.
5109 (emit_call_insn_before): Likewise.
5110 (emit_debug_insn_before_setloc): New.
5111 (emit_debug_insn_before): New.
5112 (emit_insn): Handle debug insns.
5113 (emit_debug_insn): New.
5114 (emit_jump_insn): Handle debug insns.
5115 (emit_call_insn): Likewise.
5117 (init_emit): Take min-nondebug-insn-uid into account.
5118 Initialize cur_debug_insn_uid.
5119 (emit_copy_of_insn_after): Handle debug insns.
5120 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5121 location of single rhs in place.
5122 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5123 (floor_sdiv_adjust): New.
5124 (cell_sdiv_adjust): New.
5125 (cell_udiv_adjust): New.
5126 (round_sdiv_adjust): New.
5127 (round_udiv_adjust): New.
5128 (wrap_constant): Moved from cselib.
5129 (unwrap_constant): New.
5130 (expand_debug_expr): New.
5131 (expand_debug_locations): New.
5132 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5134 (gimple_expand_cfg): Expand debug locations.
5135 * cselib.c: Include tree-pass.h.
5136 (struct expand_value_data): New.
5137 (cselib_record_sets_hook): New.
5138 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5139 (cselib_clear_table): Move, and implemnet in terms of...
5140 (cselib_reset_table_with_next_value): ... this.
5141 (cselib_get_next_unknown_value): New.
5142 (discard_useless_locs): Don't discard preserved values.
5143 (cselib_preserve_value): New.
5144 (cselib_preserved_value_p): New.
5145 (cselib_preserve_definitely): New.
5146 (cselib_clear_preserve): New.
5147 (cselib_preserve_only_values): New.
5148 (new_cselib_val): Take rtx argument. Dump it in details.
5149 (cselib_lookup_mem): Adjust.
5150 (expand_loc): Take regs_active in struct. Adjust. Silence
5151 dumps unless details are requested.
5152 (cselib_expand_value_rtx_cb): New.
5153 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5154 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5155 without details. Copy more subregs. Try to resolve values
5156 using a callback. Wrap constants.
5157 (cselib_subst_to_values): Adjust.
5158 (cselib_log_lookup): New.
5159 (cselib_lookup): Call it.
5160 (cselib_invalidate_regno): Don't count preserved values as useless.
5161 (cselib_invalidate_mem): Likewise.
5162 (cselib_record_set): Likewise.
5163 (struct set): Renamed to cselib_set, moved to cselib.h.
5164 (cselib_record_sets): Adjust. Call hook.
5165 (cselib_process_insn): Reset table when it would be cleared.
5166 (dump_cselib_val): New.
5167 (dump_cselib_table): New.
5168 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5169 (remove_forwarder_block): Support moving debug stmts.
5170 * cselib.h (cselib_record_sets_hook): Declare.
5171 (cselib_expand_callback): New type.
5172 (cselib_expand_value_rtx_cb): Declare.
5173 (cselib_reset_table_with_next_value): Declare.
5174 (cselib_get_next_unknown_value): Declare.
5175 (cselib_preserve_value): Declare.
5176 (cselib_preserved_value_p): Declare.
5177 (cselib_preserve_only_values): Declare.
5178 (dump_cselib_table): Declare.
5179 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5180 (try_crossjump_to_edge): Likewise.
5181 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5182 dominated blocks when debug stmts are present.
5183 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5184 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5185 (set_var_live_on_entry): Likewise.
5186 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5187 * cfglayout.c (curr_location, last_location): Make static.
5188 (set_curr_insn_source_location): Don't avoid bouncing.
5189 (get_curr_insn_source_location): New.
5190 (get_curr_insn_block): New.
5191 (duplicate_insn_chain): Handle debug insns.
5192 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5194 * common.opt (fcompare-debug): Move to sort order.
5195 (fdump-unnumbered-links): Likewise.
5196 (fvar-tracking-assignments): New.
5197 (fvar-tracking-assignments-toggle): New.
5198 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5199 because of debug stmts.
5200 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5201 (eliminate_unnecessary_stmts): Walk dominated blocks before
5203 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5204 * ira.c (memref_used_between_p): Skip debug insns.
5205 (update_equiv_regs): Likewise.
5206 * sched-deps.c (sd_lists_size): Accept empty list.
5207 (sd_init_insn): Mark debug insns.
5208 (sd_finish_insn): Unmark them.
5209 (sd_add_dep): Reject non-debug deps on debug insns.
5210 (fixup_sched_groups): Give debug insns group treatment.
5212 (sched_analyze_reg): Don't mark debug insns for sched before call.
5213 (sched_analyze_2): Handle debug insns.
5214 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5216 (deps_analyze_insn): Handle debug insns.
5217 (deps_start_bb): Skip debug insns.
5218 (init_deps): Initialize last_debug_insn.
5219 * tree-ssa.c (target_for_debug_bind): New.
5220 (find_released_ssa_name): New.
5221 (propagate_var_def_into_debug_stmts): New.
5222 (propagate_defs_into_debug_stmts): New.
5223 (verify_ssa): Skip debug bind stmts without values.
5224 (warn_uninialized_vars): Skip debug stmts.
5225 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5226 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5227 (rtx_equal_p): Likewise.
5228 * ira-costs.c (scan_one_insn): Skip debug insns.
5229 (process_bb_node_for_hard_reg_moves): Likewise.
5230 * rtl.h (DEBUG_INSN_P): New.
5231 (NONDEBUG_INSN_P): New.
5232 (MAY_HAVE_DEBUG_INSNS): New.
5233 (INSN_P): Accept debug insns.
5234 (RTX_FRAME_RELATED_P): Likewise.
5235 (INSN_DELETED_P): Likewise
5236 (PAT_VAR_LOCATION_DECL): New.
5237 (PAT_VAR_LOCATION_LOC): New.
5238 (PAT_VAR_OCATION_STATUS): New.
5239 (NOTE_VAR_LOCATION_DECL): Reimplement.
5240 (NOTE_VAR_LOCATION_LOC): Likewise.
5241 (NOTE_VAR_LOCATION_STATUS): Likewise.
5242 (INSN_VAR_LOCATION): New.
5243 (INSN_VAR_LOCATION_DECL): New.
5244 (INSN_VAR_LOCATION_LOC): New.
5245 (INSN_VAR_LOCATION_STATUS): New.
5246 (gen_rtx_UNKNOWN_VAR_LOC): New.
5247 (VAR_LOC_UNKNOWN_P): New.
5248 (NOTE_DURING_CALL_P): New.
5249 (SCHED_GROUP_P): Accept debug insns.
5250 (emit_debug_insn_before): Declare.
5251 (emit_debug_insn_before_noloc): Declare.
5252 (emit_debug_insn_beore_setloc): Declare.
5253 (emit_debug_insn_after): Declare.
5254 (emit_debug_insn_after_noloc): Declare.
5255 (emit_debug_insn_after_setloc): Declare.
5256 (emit_debug_insn): Declare.
5257 (make_debug_insn_raw): Declare.
5258 (prev_nondebug_insn): Declare.
5259 (next_nondebug_insn): Declare.
5260 (delegitimize_mem_from_attrs): Declare.
5261 (get_max_insn_count): Declare.
5262 (wrap_constant): Declare.
5263 (unwrap_constant): Declare.
5264 (get_curr_insn_source_location): Declare.
5265 (get_curr_insn_block): Declare.
5266 * tree-inline.c (insert_debug_decl_map): New.
5267 (processing_debug_stmt): New.
5268 (remap_decl): Don't create new mappings in debug stmts.
5269 (remap_gimple_op_r): Don't add references in debug stmts.
5270 (copy_tree_body_r): Likewise.
5271 (remap_gimple_stmt): Handle debug bind stmts.
5272 (copy_bb): Skip debug stmts.
5273 (copy_edges_for_bb): Likewise.
5274 (copy_debug_stmt): New.
5275 (copy_debug_stmts): New.
5276 (copy_body): Copy debug stmts at the end.
5277 (insert_init_debug_bind): New.
5278 (insert_init_stmt): Take id. Skip and emit debug stmts.
5279 (setup_one_parameter): Remap variable earlier, register debug mapping.
5280 (estimate_num_insns): Skip debug stmts.
5281 (expand_call_inline): Preserve debug_map.
5282 (optimize_inline_calls): Check for no debug_stmts left-overs.
5283 (unsave_expr_now): Preserve debug_map.
5284 (copy_gimple_seq_and_replace_locals): Likewise.
5285 (tree_function_versioning): Check for no debug_stmts left-overs.
5286 Init and destroy debug_map as needed. Split edges unconditionally.
5287 (build_duplicate_type): Init and destroy debug_map as needed.
5288 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5289 (struct copy_body_data): Add debug_stmts and debug_map.
5290 * sched-int.h (struct ready_list): Add n_debug.
5291 (struct deps): Add last_debug_insn.
5292 (DEBUG_INSN_SCHED_P): New.
5293 (BOUNDARY_DEBUG_INSN_P): New.
5294 (SCHEDULE_DEBUG_INSN_P): New.
5295 (sd_iterator_cond): Accept empty list.
5296 * combine.c (create_log_links): Skip debug insns.
5297 (combine_instructions): Likewise.
5298 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5299 return value is always unshared.
5300 (struct rtx_subst_pair): New.
5301 (auto_adjust_pair): New.
5302 (propagate_for_debug_subst): New.
5303 (propagate_for_debug): New.
5304 (try_combine): Skip debug insns. Propagate removed defs into
5306 (next_nonnote_nondebug_insn): New.
5307 (distribute_notes): Use it. Skip debug insns.
5308 (distribute_links): Skip debug insns.
5309 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5310 * resource.c (mark_target_live_regs): Likewise.
5311 * var-tracking.c: Include cselib.h and target.h.
5312 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5314 (micro_operation_type_name): New.
5315 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5316 (struct micro_operation_def): Update comments.
5317 (decl_or_value): New type. Use instead of decls.
5318 (struct emit_note_data_def): Add vars.
5319 (struct attrs_def): Use decl_or_value.
5320 (struct variable_tracking_info_def): Add permp, flooded.
5321 (struct location_chain_def): Update comment.
5322 (struct variable_part_def): Use decl_or_value.
5323 (struct variable_def): Make var_part a variable length array.
5325 (scratch_regs): New.
5326 (cselib_hook_called): New.
5327 (dv_is_decl_p): New.
5328 (dv_is_value_p): New.
5331 (dv_as_opaque): New.
5332 (dv_onepart_p): New.
5334 (IS_DECL_CODE): New.
5335 (check_value_is_not_decl): New.
5336 (dv_from_decl): New.
5337 (dv_from_value): New.
5338 (dv_htab_hash): New.
5339 (variable_htab_hash): Use it.
5340 (variable_htab_eq): Support values.
5341 (variable_htab_free): Free from the right pool.
5342 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5343 (attrs_list_union): Adjust.
5344 (attrs_list_mpdv_union): New.
5345 (tie_break_pointers): New.
5346 (canon_value_cmp): New.
5347 (unshare_variable): Return possibly-modified slot.
5348 (vars_copy_1): Adjust.
5349 (var_reg_decl_set): Adjust. Split out of...
5350 (var_reg_set): ... this.
5351 (get_init_value): Adjust.
5352 (var_reg_delete_and_set): Adjust.
5353 (var_reg_delete): Adjust.
5354 (var_regno_delete): Adjust.
5355 (var_mem_decl_set): Split out of...
5356 (var_mem_set): ... this.
5357 (var_mem_delete_and_set): Adjust.
5358 (var_mem_delete): Adjust.
5362 (variable_union): Adjust. Speed up merge of 1-part vars.
5363 (variable_canonicalize): Use unshared slot.
5364 (VALUED_RECURSED_INTO): New.
5365 (find_loc_in_1pdv): New.
5366 (struct dfset_merge): New.
5367 (insert_into_intersection): New.
5368 (intersect_loc_chains): New.
5370 (canonicalize_loc_order_check): New.
5371 (canonicalize_values_mark): New.
5372 (canonicalize_values_star): New.
5373 (variable_merge_over_cur): New.
5374 (variable_merge_over_src): New.
5375 (dataflow_set_merge): New.
5376 (dataflow_set_equiv_regs): New.
5377 (remove_duplicate_values): New.
5378 (struct dfset_post_merge): New.
5379 (variable_post_merge_new_vals): New.
5380 (variable_post_merge_perm_vals): New.
5381 (dataflow_post_merge_adjust): New.
5382 (find_mem_expr_in_1pdv): New.
5383 (dataflow_set_preserve_mem_locs): New.
5384 (dataflow_set_remove_mem_locs): New.
5385 (dataflow_set_clear_at_call): New.
5386 (onepart_variable_different_p): New.
5387 (variable_different_p): Use it.
5388 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5389 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5391 (track_loc_p): Pass it true.
5392 (struct count_use_info): New.
5393 (find_use_val): New.
5394 (replace_expr_with_values): New.
5396 (use_type): New, partially split out of...
5397 (count_uses): ... this. Count new micro-ops.
5398 (count_uses_1): Adjust.
5399 (count_stores): Adjust.
5400 (count_with_sets): New.
5401 (VAL_NEEDS_RESOLUTION): New.
5402 (VAL_HOLDS_TRACK_EXPR): New.
5403 (VAL_EXPR_IS_COPIED): New.
5404 (VAL_EXPR_IS_CLOBBERED): New.
5405 (add_uses): Adjust. Generate new micro-ops.
5406 (add_uses_1): Adjust.
5407 (add_stores): Generate new micro-ops.
5408 (add_with_sets): New.
5409 (find_src_status): Adjust.
5410 (find_src_set_src): Adjust.
5411 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5412 Handle new micro-ops. Canonicalize value equivalances.
5413 (vt_find_locations): Compute total size of hash tables for
5414 dumping. Perform merge for var-tracking-assignments. Don't
5415 disregard single-block loops.
5416 (dump_attrs_list): Handle decl_or_value.
5417 (dump_variable): Take variable. Deal with decl_or_value.
5418 (dump_variable_slot): New.
5419 (dump_vars): Use it.
5420 (dump_dataflow_sets): Adjust.
5421 (set_slot_part): New, extended to support one-part variables
5422 after splitting out of...
5423 (set_variable_part): ... this.
5424 (clobber_slot_part): New, split out of...
5425 (clobber_variable_part): ... this.
5426 (delete_slot_part): New, split out of...
5427 (delete_variable_part): .... this.
5428 (check_wrap_constant): New.
5429 (vt_expand_loc_callback): New.
5430 (vt_expand_loc): New.
5431 (emit_note_insn_var_location): Adjust. Handle values. Handle
5432 EMIT_NOTE_AFTER_CALL_INSN.
5433 (emit_notes_for_differences_1): Adjust. Handle values.
5434 (emit_notes_for_differences_2): Likewise.
5435 (emit_notes_for_differences): Adjust.
5436 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5437 Adjust. Handle new micro-ops.
5438 (vt_add_function_parameters): Adjust. Create and bind values.
5439 (vt_initialize): Adjust. Initialize scratch_regs and
5440 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5441 operations. Move some code to count_with_sets and add_with_sets.
5442 (delete_debug_insns): New.
5443 (vt_debug_insns_local): New.
5444 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5446 (var_tracking_main): If var-tracking-assignments is enabled
5447 but var-tracking isn't, delete debug insns and leave. Likewise
5448 if we exceed limits or fail the stack adjustments tests, and
5449 after all var-tracking processing.
5450 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5451 (dataflow_set): Add traversed_vars.
5452 (value_chain, const_value_chain): New typedefs.
5453 (value_chain_pool, value_chains): New variables.
5454 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5455 add_value_chains, add_cselib_value_chains, remove_value_chain,
5456 remove_value_chains, remove_cselib_value_chains): New functions.
5457 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5458 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5460 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5461 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5462 (dst_can_be_shared): New variable.
5463 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5464 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5465 different from set->vars, look up slot again instead of using the
5467 (dataflow_set_init): Initialize traversed_vars.
5468 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5469 lookup if set->vars is shared. Don't keep slot cleared before
5470 calling unshare_variable. Unshare set->vars if needed. Adjust
5471 unshare_variable callers. Clear dst_can_be_shared if needed.
5472 Even ->refcount == 1 vars must be unshared if set->vars is shared
5473 and var needs to be modified.
5474 (dataflow_set_union): Set traversed_vars during canonicalization.
5475 (VALUE_CHANGED, DECL_CHANGED): Define.
5476 (set_dv_changed, dv_changed_p): New static inlines.
5477 (track_expr_p): Clear DECL_CHANGED.
5478 (dump_dataflow_sets): Set it.
5479 (variable_was_changed): Call set_dv_changed.
5480 (emit_note_insn_var_location): Likewise.
5481 (changed_variables_stack): New variable.
5482 (check_changed_vars_1, check_changed_vars_2): New functions.
5483 (emit_notes_for_changes): Do nothing if changed_variables is
5484 empty. Traverse changed_variables with check_changed_vars_1,
5485 call check_changed_vars_2 on each changed_variables_stack entry.
5486 (emit_notes_in_bb): Add SET argument. Just clear it at the
5487 beginning, use it instead of local &set, don't destroy it at the end.
5488 (vt_emit_notes): Call dataflow_set_clear early on all
5489 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5490 computed set, dataflow_set_clear also VTI(bb)->in when we are
5491 done with the basic block. Initialize changed_variables_stack,
5492 free it afterwards. If ENABLE_CHECKING verify that after noting
5493 differences to an empty set value_chains hash table is empty.
5494 (vt_initialize): Initialize value_chains and value_chain_pool.
5495 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5496 (variable_tracking_main): Call dump_dataflow_sets before calling
5497 vt_emit_notes, not after it.
5498 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5499 (propagate_var_def_into_debug_stmts): Declare.
5500 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5501 (df_set_note): Reject debug insns.
5502 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5503 add notes to debug insns.
5504 (df_note_bb_compute): Adjust. Likewise.
5505 (df_simulate_uses): Skip debug insns.
5506 (df_simulate_initialize_backwards): Likewise.
5507 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5508 (subst_stack_regs_pat): Reject debug insns.
5509 (convert_regs_1): Handle debug insns.
5510 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5511 (print-rtl.o): Depend on cselib.h.
5512 (cselib.o): Depend on TREE_PASS_H.
5513 (var-tracking.o): Depend on cselib.h and TARGET_H.
5514 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5515 (init_ready_list): Skip boundary debug insns.
5516 (add_branch_dependences): Skip debug insns.
5517 (free_block_dependencies): Check for blocks with only debug insns.
5518 (compute_priorities): Likewise.
5519 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5520 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5522 (gimple_build_debug_bind_stat): New.
5523 (empty_body_p): Skip debug stmts.
5524 (gimple_has_side_effects): Likewise.
5525 (gimple_rhs_has_side_effects): Likewise.
5526 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5527 (gimple_build_debug_bind_stat): Declare.
5528 (gimple_build_debug_bind): Define.
5529 (is_gimple_debug): New.
5530 (gimple_debug_bind_p): New.
5531 (gimple_debug_bind_get_var): New.
5532 (gimple_debug_bind_get_value): New.
5533 (gimple_debug_bind_get_value_ptr): New.
5534 (gimple_debug_bind_set_var): New.
5535 (gimple_debug_bind_set_value): New.
5536 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5537 (gimple_debug_bind_reset_value): New.
5538 (gimple_debug_bind_has_value_p): New.
5539 (gsi_next_nondebug): New.
5540 (gsi_prev_nondebug): New.
5541 (gsi_start_nondebug_bb): New.
5542 (gsi_last_nondebug_bb): New.
5543 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5544 (print_insn): Handle DEBUG_INSN.
5545 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5546 of first insn prevail.
5547 (first_stmt): Skip debug stmts.
5548 (first_non_label_stmt): Likewise.
5549 (last_stmt): Likewise.
5550 (has_zero_uses_1): New.
5551 (single_imm_use_1): New.
5552 (verify_gimple_debug): New.
5553 (verify_types_in_gimple_stmt): Handle debug stmts.
5554 (verify_stmt): Likewise.
5555 (debug_loop_num): Skip debug stmts.
5556 (remove_edge_and_dominated_blocks): Remove dominators last.
5557 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5558 (linearize_expr): Likewise.
5559 * config/i386/i386.c (ix86_delegitimize_address): Call
5560 default implementation.
5561 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5562 (group_barrier_needed): Skip debug insns.
5563 (emit_insn_group_barriers): Likewise.
5564 (emit_all_insn_group_barriers): Likewise.
5565 (ia64_variable_issue): Handle debug insns.
5566 (ia64_dfa_new_cycle): Likewise.
5567 (final_emit_insn_group_barriers): Skip debug insns.
5568 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5569 def cfa without frame.
5570 (process_set): Likewise.
5571 (process_for_unwind_directive): Pass frame on.
5572 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5573 (rs6000_delegitimize_address): New.
5574 (rs6000_debug_adjust_cost): Handle debug insns.
5575 (is_microcoded_insn): Likewise.
5576 (is_cracked_insn): Likewise.
5577 (is_nonpipeline_insn): Likewise.
5578 (insn_must_be_first_in_group): Likewise.
5579 (insn_must_be_last_in_group): Likewise.
5580 (force_new_group): Likewise.
5581 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5582 contains only debug insns.
5583 (rtl_merge_blocks): Skip debug insns.
5584 (purge_dead_edges): Likewise.
5585 (rtl_block_ends_with_call_p): Skip debug insns.
5586 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5587 (mark_reg_dependencies): Skip debug insns.
5588 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5589 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5590 * tree-ssa-threadedge.c
5591 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5592 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5593 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5594 (copyprop_hardreg_forward_1): Handle debug insns.
5595 * reload1.c (reload): Skip debug insns. Replace unassigned
5596 pseudos in debug insns with their equivalences.
5597 (eliminate_regs_in_insn): Skip debug insns.
5598 (emit_input_reload_insns): Skip debug insns at first, adjust
5600 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5601 (get_indirect_ref_operands): Pass opf_no_vops on.
5602 (get_expr_operands): Likewise. Skip debug stmts.
5603 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5605 2009-09-01 Richard Henderson <rth@redhat.com>
5607 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5608 stmt_ends_pp_p statements at least once.
5609 * tree-vrp.c (vrp_initialize): Likewise.
5610 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5612 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5615 Fix AIX bootstrap after PR debug/30161
5616 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5617 that is a GNU extension.
5618 (tmpl_value_parm_die_table): Move the definition of this global
5619 outside #ifdef DWARF2_DEBUGGING_INFO region.
5621 2009-09-01 Richard Guenther <rguenther@suse.de>
5623 * tree.c (tree_expr_size): New function.
5624 * tree.h (tree_expr_size): Declare.
5625 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5626 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5627 * langhooks.c (lhd_expr_size): Remove.
5628 * langhooks.h (struct lang_hooks): Remove expr_size.
5629 * explow.c (expr_size): Use tree_expr_size.
5630 (int_expr_size): Likewise.
5631 * langhooks-def.h (lhd_expr_size): Remove.
5632 (LANG_HOOKS_EXPR_SIZE): Likewise.
5633 (LANG_HOOKS_INITIALIZER): Adjust.
5635 2009-09-01 Richard Guenther <rguenther@suse.de>
5637 * tree-flow.h (mark_addressable): Move declaration ...
5638 * tree.h (mark_addressable): ... here.
5639 * stmt.c (expand_asm_operands): Use mark_addressable, not
5640 lang_hooks.mark_addressable.
5641 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5642 LANG_HOOKS_MARK_ADDRESSABLE.
5643 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5644 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5646 2009-08-31 Chris Demetriou <cgd@google.com>
5648 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5649 vectorize if not TARGET_SSE2.
5651 2009-08-31 DJ Delorie <dj@redhat.com>
5653 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5654 registers if no coprocessor is enabled.
5656 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5659 * cgraph.h (cgraph_get_node): Declare ...
5660 * cgraph.c (cgraph_get_node): ... new function.
5661 * dwarf2out.c (gen_generic_params_dies,
5662 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5663 make_ith_pack_parameter_name,
5664 append_entry_to_tmpl_value_parm_die_table,
5665 gen_remaining_tmpl_value_param_die_attribute): New functions.
5666 (gen_subprogram_die): Generate debug info for template parameters
5667 if debug info level is higher than DINFO_LEVEL_TERSE.
5668 Use tree_add_const_value_attribute_for_decl instead of
5669 tree_add_const_value_attribute.
5670 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5671 instead of tree_add_const_value_attribute.
5672 (gen_struct_or_union_type_die): Generate debug
5673 info for template parameters if debug info level is higher than
5675 (tree_add_const_value_attribute): Handle integral and pointer
5676 constants. Update comment.
5677 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5678 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5679 (reference_to_unused): Fix thinko. Remove redundant predicates from
5681 (tree_add_const_value_attribute): Make this work for constant
5683 tree_add_const_value_attribute_for_decl is to be used for variable
5685 (add_location_or_const_value_attribute): Use
5686 tree_add_const_value_attribute_for_decl now.
5687 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5688 DW_TAG_template_value_param DIEs after function DIEs have been
5690 * langhooks.h (lang_hooks_for_types): Add
5691 get_argument_pack_elems.
5692 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5693 (lang_hooks): Added get_innermost_generic_parms,
5694 get_innermost_generic_args.
5695 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5696 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5697 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5698 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5700 2009-08-31 DJ Delorie <dj@redhat.com>
5702 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5703 it once we start generating the prologue or epilogue.
5704 (mep_call_saves_register): If the frame is locked, re-use
5706 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5707 (mep_expand_prologue): Call it.
5708 (mep_expand_epilogue): Likewise.
5709 (mep_start_function): Use the same logic as mep_expand_prologue.
5710 (mep_pass_by_reference): Make logic more readable.
5711 (mep_return_in_memory): Zero-sized objects are passed in memory.
5712 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5714 2009-08-31 Richard Guenther <rguenther@suse.de>
5716 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5717 to query if the memory regions for memmove overlap.
5718 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5719 asserts on pointers, instead deal with odd trees.
5720 (ptr_derefs_may_alias_p): Likewise.
5721 (refs_may_alias_p_1): Constructor bases also never alias.
5723 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5725 * doc/install.texi (Final install): Adjust reference on where to
5726 order printed manuals.
5728 2009-08-30 Olivier Hainque <hainque@adacore.com>
5730 * dwarf2out.c (switch_to_frame_table_section): Move
5731 definition prior to first use.
5733 2009-08-30 Richard Guenther <rguenther@suse.de>
5735 PR tree-optimization/41186
5736 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5737 (ao_ref_init_from_ptr_and_size): New function.
5738 (ref_maybe_used_by_call_p_1): Be more precise tracking
5739 used ranges for builtin functions.
5740 (ref_maybe_used_by_call_p): Adjust.
5741 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5742 ranges for builtin functions.
5743 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5745 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5748 * fwprop.c (get_reg_use_in): Delete.
5749 (free_load_extend): New function.
5750 (forward_propagate_subreg): Use it.
5752 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5754 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5756 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5759 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5762 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5764 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5765 fini or fini_array section.
5767 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5769 * graphite-dependences.c (graphite_legal_transform_bb): Call
5770 pbb_remove_duplicate_pdrs.
5771 * graphite-poly.c (can_collapse_pdr): Removed.
5772 (pdr_find_duplicate): Removed.
5773 (can_collapse_pdrs): New.
5774 (pbb_remove_duplicate_pdrs): New.
5775 (new_poly_dr): Do not look for duplicates.
5776 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5777 (PBB_PDR_DUPLICATES_REMOVED): New.
5778 (pbb_remove_duplicate_pdrs): Declared.
5780 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5782 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5783 the strides by multiplying by PDR_NB_REFS.
5784 * graphite-poly.c (can_collapse_pdr): New.
5785 (pdr_find_duplicate): New.
5786 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5787 Initialize PDR_NB_REFS.
5788 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5790 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5792 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5795 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5798 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5800 * graphite-dependences.c (pddr_original_scattering): Return NULL
5801 for read-read dependence relations.
5802 * graphite-poly.h (enum poly_dr_type): Fix comment.
5805 (pdr_may_write_p): New.
5807 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5809 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5810 (struct poly_dr): Same.
5811 (new_poly_dr): Same.
5812 * graphite-poly.c (new_poly_dr): Same.
5813 * graphite-dependences.c (dot_deps): Disable call to system.
5815 2009-08-28 Cary Coutant <ccoutant@google.com>
5818 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5819 struct/union/enum types local to a function.
5821 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5822 Sebastian Pop <sebastian.pop@amd.com>
5824 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5825 pbb_strip_mine_time_depth. Changed the implementation so that
5826 transformation is expressed as a transformation on
5827 time (scatttering) dimensions. Also, ensures that the 2d+1
5828 scheduling format is preserved.
5829 (pbb_strip_mine_profitable_p): Profitability is based on the
5830 iteration number of a given time (scattering) dimension,
5831 and not on a original loop depth dimension.
5832 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5833 (pbb_do_strip_mine): Call psct_dynamic_dim.
5834 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5835 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5836 (pbb_nb_dynamic_scattering_transform): New.
5837 (psct_dynamic_dim): New.
5839 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5841 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5842 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5843 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5844 * graphite-interchange.c (build_linearized_memory_access): Same.
5845 (memory_stride_in_loop): Same.
5847 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5849 * graphite-dependences.c (pddr_original_scattering): New.
5850 (graphite_legal_transform_dr): Call pddr_original_scattering.
5853 * graphite-dependences.h (dot_deps): Declared.
5854 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5855 (print_pdr): Print PDR_ID.
5856 * graphite-poly.h (struct poly_dr): Add field id.
5859 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5861 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5863 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5864 not delete the original dependence relation.
5866 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5868 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5869 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5870 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5871 (free_poly_ddr): New.
5872 (pddr_is_empty): New.
5873 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5874 (dependence_polyhedron): Same. Remove useless gcc_assert.
5876 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5877 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5878 * graphite-dependences.h (enum poly_dependence_kind): New.
5879 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5880 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5881 (PDRP_SINK): Renamed PDDR_SINK.
5882 (PDRP_DDP): Renamed PDDR_DDP.
5884 (free_poly_ddr): Declared.
5885 * graphite-poly.c (new_scop): Use the new hash function names.
5886 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5887 into original_pddrs.
5888 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5890 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5892 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5893 bounds with LT_EXPR to make niter analysis more precise on code
5894 generated by Graphite.
5896 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5898 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5899 (graphite_legal_transform_bb): Same.
5900 (poly_drs_may_alias_p): Same.
5902 2009-08-28 Richard Guenther <rguenther@suse.de>
5904 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5906 2009-08-28 Jan Beulich <jbeulich@novell.com>
5908 * config/i386/netware.c: Include langhooks.h.
5909 (i386_nlm_encode_section_info): Simplify.
5910 (netware_override_options): Delete.
5911 * config/i386/netware.h (netware_override_options): Delete
5913 (OVERRIDE_OPTIONS): Delete definition.
5914 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5915 (ASM_COMMENT_START): Define.
5916 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5918 2009-08-28 Jan Beulich <jbeulich@novell.com>
5920 * configure.ac: For in-tree ld, do a plain version check to
5921 determine whether comdat groups are supported.
5922 * configure: Regenerate.
5924 2009-08-28 Olivier Hainque <hainque@adacore.com>
5926 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5927 always defined. Reflect definition or absence of such for
5928 COLLECT_EXPORT_LIST. Readability helper.
5929 (scanfilter): New enum, to help control what symbols
5930 are to be considered or ignored by scan_prog_file.
5931 (enum pass): Rename as "scanpass", moved together with scanfilter
5932 prior to scan_prog_file's prototype.
5933 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5934 Group prototype with the scanpass/scanfilter definitions, factorize
5935 head comments for the several implementations at the prototype.
5936 (main): Reorganize the first pass link control to let AIX
5937 drag only the needed frame tables in executables. Prevent
5938 frame tables collection during the scan aimed at static ctors.
5939 Pre-link and scan for frame tables later to compensate.
5940 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5941 A C statement to issue assembly directives that create a reference
5942 to the given DWARF table identifier label from the current function
5944 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5945 to differentiate first time section entry. Only emit a .data
5946 tables start identifier label the first time around.
5947 (switch_to_frame_table_section): New function. Helper for
5948 output_call_frame_info to switch possibly BACK into the eh_frame
5949 or the debug_frame section depending on FOR_EH.
5950 (output_call_frame_info): Use helper to first enter the proper
5952 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5953 emit a link to the frame table start label from each function
5955 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5956 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5957 * config/rs6000/rs6000-protos.h: Declare it.
5958 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5960 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5962 * config/sh/sh.c (split_branches): Check the result of
5965 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5967 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5968 using -pthread -fopenmp
5970 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5972 * doc/service.texi (service directory): Update URL.
5974 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5976 PR rtl-optimization/40861
5977 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5978 extract word from a multi-word subreg for negative byte positions.
5980 2009-08-27 Tristan Gingold <gingold@adacore.com>
5981 Douglas B Rupp <rupp@gnat.com>
5983 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5984 (SECTION_VMS_OVERLAY): Define.
5985 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5987 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5989 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5990 common_object declarations.
5991 (ia64_section_type_flags): Set section flag for common_object.
5992 * config/ia64/ia64-protos.h
5993 (ia64_vms_output_aligned_decl_common): Declare.
5994 (ia64_vms_elf_asm_named_section): Declare.
5996 2009-08-27 Michael Matz <matz@suse.de>
5998 * expr.c (expand_expr_real_2): New function taking exploded
5999 unary or binary expression, split out from ...
6000 (expand_expr_real_1): ... here. Move over all unary/binary
6001 switch parts to above function, in particular these codes:
6002 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6003 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6004 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6005 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6006 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6007 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6008 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6009 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6010 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6011 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6012 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6013 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6014 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6015 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6016 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6017 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6018 VEC_PACK_FIX_TRUNC_EXPR.
6019 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6022 2009-08-27 Richard Guenther <rguenther@suse.de>
6024 * gengtype.c (main): Handle uint64_t.
6025 * ipa-utils.c (get_base_var): Indent properly.
6026 * tree-ssa-live.c (debug_scope_block): New function.
6027 * tree-flow.h (debug_scope_block): Declare.
6028 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6029 * basic-block.h (enum profile_status): Rename to
6030 enum profile_status_d.
6031 (x_profile_status): Adjust type.
6033 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6036 * dwarf2out.c (get_context_die): Declare this static function.
6037 (gen_type_die_with_usage): Make sure a DIE is a generated for
6038 the context of a typedef.
6040 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6042 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6045 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6047 * config/mips/mips-protos.h (mips_output_sync): Declare.
6048 (mips_sync_loop_insns): Likewise.
6049 (mips_output_sync_loop): Replace first two parameters with an rtx.
6050 * config/mips/mips.c (mips_multi_member): New structure.
6051 (mips_multi_members): New variable.
6052 (mips_multi_start): New function.
6053 (mips_multi_add): Likewise.
6054 (mips_multi_add_insn): Likewise.
6055 (mips_multi_add_label): Likewise.
6056 (mips_multi_last_index): Likewise.
6057 (mips_multi_copy_insn): Likewise.
6058 (mips_multi_set_operand): Likewise.
6059 (mips_multi_write): Likewise.
6060 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6061 (mips_init_print_operand_punct): Update accordingly.
6062 (mips_start_ll_sc_sync_block): New function.
6063 (mips_end_ll_sc_sync_block): Likewise.
6064 (mips_output_sync): Likewise.
6065 (mips_sync_insn1_template): Likewise.
6066 (mips_sync_insn2_template): Likewise.
6067 (mips_get_sync_operand): Likewise.
6068 (mips_process_sync_loop): Likewise.
6069 (mips_output_sync_loop): Use mips_process_sync_loop.
6070 (mips_sync_loop_insns): New function.
6071 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6072 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6073 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6074 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6075 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6076 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6077 (MIPS_SYNC_OLD_OP_12): Likewise.
6078 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6079 (MIPS_SYNC_NEW_OP_12): Likewise.
6080 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6081 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6082 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6083 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6084 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6085 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6086 * config/mips/mips.md (sync_mem): New attribute.
6087 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6088 (sync_exclusive_mask, sync_required_oldval): Likewise.
6089 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6090 (sync_release_barrier): Likewise.
6091 (length): Handle sync loops.
6092 (sync): Use mips_output_sync.
6093 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6094 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6095 and use mips_output_sync_loop.
6096 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6097 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6098 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6099 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6100 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6101 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6102 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6103 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6104 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6106 2009-08-26 Richard Guenther <rguenther@suse.de>
6109 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6110 the types to not match.
6111 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6113 * tree-ssa.c (useless_type_conversion_p): Conversions to
6114 pointers to unprototyped functions are useless.
6116 2009-08-26 Richard Guenther <rguenther@suse.de>
6118 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6119 whole-program condition, prepare to be called for non-globals.
6120 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6121 params build a representative with known type and track its fields.
6123 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6125 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6126 clearing by a taken branch.
6127 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6128 effectively after bbro pass.
6129 (sync_nand<mode>): Ditto.
6130 (sync_old_<fetchop_name><mode>): Ditto.
6131 (sync_old_nand<mode>): Ditto.
6132 (sync_new_<fetchop_name><mode>): Dito.
6133 (sync_new_nand<mode>): Ditto.
6134 (sync_compare_and_swap<mode>_1): Ditto.
6135 (*sync_compare_and_swap<mode>): Ditto.
6136 (sync_lock_test_and_set<mode>_1): Ditto.
6137 ("sync_lock_test_and_set<mode>): Ditto.
6139 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6141 * hwint.h (HOST_LONG_FORMAT): New macro
6142 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6143 Use HOST_PTR_PRINTF.
6144 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6145 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6146 (HOST_PTR_PRINTF): Document.
6148 2009-08-25 Jan Hubicka <jh@suse.cz>
6150 * config/i386/bmmintrin.h: Replace by #error.
6153 Michael Meissner <michael.meissner@amd.com>
6154 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6155 Tony Linthicum <tony.linthicum@amd.com>
6157 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6158 (TARGET_ROUND): New macro for the round/ptest instructions which
6159 are shared between SSE4.1 and SSE5.
6160 (OPTION_MASK_ISA_ROUND): Ditto.
6161 (OPTION_ISA_ROUND): Ditto.
6162 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6163 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6165 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6166 (-mfused-madd): New switch to give users control over whether the
6167 compiler optimizes to use the multiply/add SSE5 instructions.
6169 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6170 (ix86_handle_option): Turn off 3dnow if -msse5.
6171 (override_options): Add SSE5 support.
6172 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6174 (ix86_expand_sse_movcc): Add SSE5 support.
6175 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6176 vector type to the next largest size.
6177 (ix86_expand_sse5_pack): New function to use pperm to pack a
6178 vector type to the next smallest size.
6179 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6180 (IX86_BUILTIN_FMADDSD): Ditto.
6181 (IX86_BUILTIN_FMADDPS): Ditto.
6182 (IX86_BUILTIN_FMADDPD): Ditto.
6183 (IX86_BUILTIN_FMSUBSS): Ditto.
6184 (IX86_BUILTIN_FMSUBSD): Ditto.
6185 (IX86_BUILTIN_FMSUBPS): Ditto.
6186 (IX86_BUILTIN_FMSUBPD): Ditto.
6187 (IX86_BUILTIN_FNMADDSS): Ditto.
6188 (IX86_BUILTIN_FNMADDSD): Ditto.
6189 (IX86_BUILTIN_FNMADDPS): Ditto.
6190 (IX86_BUILTIN_FNMADDPD): Ditto.
6191 (IX86_BUILTIN_FNMSUBSS): Ditto.
6192 (IX86_BUILTIN_FNMSUBSD): Ditto.
6193 (IX86_BUILTIN_FNMSUBPS): Ditto.
6194 (IX86_BUILTIN_FNMSUBPD): Ditto.
6195 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6196 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6197 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6198 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6199 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6200 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6201 (IX86_BUILTIN_PPERM): Ditto.
6202 (IX86_BUILTIN_PERMPS): Ditto.
6203 (IX86_BUILTIN_PERMPD): Ditto.
6204 (IX86_BUILTIN_PMACSSWW): Ditto.
6205 (IX86_BUILTIN_PMACSWW): Ditto.
6206 (IX86_BUILTIN_PMACSSWD): Ditto.
6207 (IX86_BUILTIN_PMACSWD): Ditto.
6208 (IX86_BUILTIN_PMACSSDD): Ditto.
6209 (IX86_BUILTIN_PMACSDD): Ditto.
6210 (IX86_BUILTIN_PMACSSDQL): Ditto.
6211 (IX86_BUILTIN_PMACSSDQH): Ditto.
6212 (IX86_BUILTIN_PMACSDQL): Ditto.
6213 (IX86_BUILTIN_PMACSDQH): Ditto.
6214 (IX86_BUILTIN_PMADCSSWD): Ditto.
6215 (IX86_BUILTIN_PMADCSWD): Ditto.
6216 (IX86_BUILTIN_PHADDBW): Ditto.
6217 (IX86_BUILTIN_PHADDBD): Ditto.
6218 (IX86_BUILTIN_PHADDBQ): Ditto.
6219 (IX86_BUILTIN_PHADDWD): Ditto.
6220 (IX86_BUILTIN_PHADDWQ): Ditto.
6221 (IX86_BUILTIN_PHADDDQ): Ditto.
6222 (IX86_BUILTIN_PHADDUBW): Ditto.
6223 (IX86_BUILTIN_PHADDUBD): Ditto.
6224 (IX86_BUILTIN_PHADDUBQ): Ditto.
6225 (IX86_BUILTIN_PHADDUWD): Ditto.
6226 (IX86_BUILTIN_PHADDUWQ): Ditto.
6227 (IX86_BUILTIN_PHADDUDQ): Ditto.
6228 (IX86_BUILTIN_PHSUBBW): Ditto.
6229 (IX86_BUILTIN_PHSUBWD): Ditto.
6230 (IX86_BUILTIN_PHSUBDQ): Ditto.
6231 (IX86_BUILTIN_PROTB): Ditto.
6232 (IX86_BUILTIN_PROTW): Ditto.
6233 (IX86_BUILTIN_PROTD): Ditto.
6234 (IX86_BUILTIN_PROTQ): Ditto.
6235 (IX86_BUILTIN_PROTB_IMM): Ditto.
6236 (IX86_BUILTIN_PROTW_IMM): Ditto.
6237 (IX86_BUILTIN_PROTD_IMM): Ditto.
6238 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6239 (IX86_BUILTIN_PSHLB): Ditto.
6240 (IX86_BUILTIN_PSHLW): Ditto.
6241 (IX86_BUILTIN_PSHLD): Ditto.
6242 (IX86_BUILTIN_PSHLQ): Ditto.
6243 (IX86_BUILTIN_PSHAB): Ditto.
6244 (IX86_BUILTIN_PSHAW): Ditto.
6245 (IX86_BUILTIN_PSHAD): Ditto.
6246 (IX86_BUILTIN_PSHAQ): Ditto.
6247 (IX86_BUILTIN_FRCZSS): Ditto.
6248 (IX86_BUILTIN_FRCZSD): Ditto.
6249 (IX86_BUILTIN_FRCZPS): Ditto.
6250 (IX86_BUILTIN_FRCZPD): Ditto.
6251 (IX86_BUILTIN_CVTPH2PS): Ditto.
6252 (IX86_BUILTIN_CVTPS2PH): Ditto.
6253 (IX86_BUILTIN_COMEQSS): Ditto.
6254 (IX86_BUILTIN_COMNESS): Ditto.
6255 (IX86_BUILTIN_COMLTSS): Ditto.
6256 (IX86_BUILTIN_COMLESS): Ditto.
6257 (IX86_BUILTIN_COMGTSS): Ditto.
6258 (IX86_BUILTIN_COMGESS): Ditto.
6259 (IX86_BUILTIN_COMUEQSS): Ditto.
6260 (IX86_BUILTIN_COMUNESS): Ditto.
6261 (IX86_BUILTIN_COMULTSS): Ditto.
6262 (IX86_BUILTIN_COMULESS): Ditto.
6263 (IX86_BUILTIN_COMUGTSS): Ditto.
6264 (IX86_BUILTIN_COMUGESS): Ditto.
6265 (IX86_BUILTIN_COMORDSS): Ditto.
6266 (IX86_BUILTIN_COMUNORDSS): Ditto.
6267 (IX86_BUILTIN_COMFALSESS): Ditto.
6268 (IX86_BUILTIN_COMTRUESS): Ditto.
6269 (IX86_BUILTIN_COMEQSD): Ditto.
6270 (IX86_BUILTIN_COMNESD): Ditto.
6271 (IX86_BUILTIN_COMLTSD): Ditto.
6272 (IX86_BUILTIN_COMLESD): Ditto.
6273 (IX86_BUILTIN_COMGTSD): Ditto.
6274 (IX86_BUILTIN_COMGESD): Ditto.
6275 (IX86_BUILTIN_COMUEQSD): Ditto.
6276 (IX86_BUILTIN_COMUNESD): Ditto.
6277 (IX86_BUILTIN_COMULTSD): Ditto.
6278 (IX86_BUILTIN_COMULESD): Ditto.
6279 (IX86_BUILTIN_COMUGTSD): Ditto.
6280 (IX86_BUILTIN_COMUGESD): Ditto.
6281 (IX86_BUILTIN_COMORDSD): Ditto.
6282 (IX86_BUILTIN_COMUNORDSD): Ditto.
6283 (IX86_BUILTIN_COMFALSESD): Ditto.
6284 (IX86_BUILTIN_COMTRUESD): Ditto.
6285 (IX86_BUILTIN_COMEQPS): Ditto.
6286 (IX86_BUILTIN_COMNEPS): Ditto.
6287 (IX86_BUILTIN_COMLTPS): Ditto.
6288 (IX86_BUILTIN_COMLEPS): Ditto.
6289 (IX86_BUILTIN_COMGTPS): Ditto.
6290 (IX86_BUILTIN_COMGEPS): Ditto.
6291 (IX86_BUILTIN_COMUEQPS): Ditto.
6292 (IX86_BUILTIN_COMUNEPS): Ditto.
6293 (IX86_BUILTIN_COMULTPS): Ditto.
6294 (IX86_BUILTIN_COMULEPS): Ditto.
6295 (IX86_BUILTIN_COMUGTPS): Ditto.
6296 (IX86_BUILTIN_COMUGEPS): Ditto.
6297 (IX86_BUILTIN_COMORDPS): Ditto.
6298 (IX86_BUILTIN_COMUNORDPS): Ditto.
6299 (IX86_BUILTIN_COMFALSEPS): Ditto.
6300 (IX86_BUILTIN_COMTRUEPS): Ditto.
6301 (IX86_BUILTIN_COMEQPD): Ditto.
6302 (IX86_BUILTIN_COMNEPD): Ditto.
6303 (IX86_BUILTIN_COMLTPD): Ditto.
6304 (IX86_BUILTIN_COMLEPD): Ditto.
6305 (IX86_BUILTIN_COMGTPD): Ditto.
6306 (IX86_BUILTIN_COMGEPD): Ditto.
6307 (IX86_BUILTIN_COMUEQPD): Ditto.
6308 (IX86_BUILTIN_COMUNEPD): Ditto.
6309 (IX86_BUILTIN_COMULTPD): Ditto.
6310 (IX86_BUILTIN_COMULEPD): Ditto.
6311 (IX86_BUILTIN_COMUGTPD): Ditto.
6312 (IX86_BUILTIN_COMUGEPD): Ditto.
6313 (IX86_BUILTIN_COMORDPD): Ditto.
6314 (IX86_BUILTIN_COMUNORDPD): Ditto.
6315 (IX86_BUILTIN_COMFALSEPD): Ditto.
6316 (IX86_BUILTIN_COMTRUEPD): Ditto.
6317 (IX86_BUILTIN_PCOMEQUB): Ditto.
6318 (IX86_BUILTIN_PCOMNEUB): Ditto.
6319 (IX86_BUILTIN_PCOMLTUB): Ditto.
6320 (IX86_BUILTIN_PCOMLEUB): Ditto.
6321 (IX86_BUILTIN_PCOMGTUB): Ditto.
6322 (IX86_BUILTIN_PCOMGEUB): Ditto.
6323 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6324 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6325 (IX86_BUILTIN_PCOMEQUW): Ditto.
6326 (IX86_BUILTIN_PCOMNEUW): Ditto.
6327 (IX86_BUILTIN_PCOMLTUW): Ditto.
6328 (IX86_BUILTIN_PCOMLEUW): Ditto.
6329 (IX86_BUILTIN_PCOMGTUW): Ditto.
6330 (IX86_BUILTIN_PCOMGEUW): Ditto.
6331 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6332 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6333 (IX86_BUILTIN_PCOMEQUD): Ditto.
6334 (IX86_BUILTIN_PCOMNEUD): Ditto.
6335 (IX86_BUILTIN_PCOMLTUD): Ditto.
6336 (IX86_BUILTIN_PCOMLEUD): Ditto.
6337 (IX86_BUILTIN_PCOMGTUD): Ditto.
6338 (IX86_BUILTIN_PCOMGEUD): Ditto.
6339 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6340 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6341 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6342 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6343 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6344 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6345 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6346 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6347 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6348 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6349 (IX86_BUILTIN_PCOMEQB): Ditto.
6350 (IX86_BUILTIN_PCOMNEB): Ditto.
6351 (IX86_BUILTIN_PCOMLTB): Ditto.
6352 (IX86_BUILTIN_PCOMLEB): Ditto.
6353 (IX86_BUILTIN_PCOMGTB): Ditto.
6354 (IX86_BUILTIN_PCOMGEB): Ditto.
6355 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6356 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6357 (IX86_BUILTIN_PCOMEQW): Ditto.
6358 (IX86_BUILTIN_PCOMNEW): Ditto.
6359 (IX86_BUILTIN_PCOMLTW): Ditto.
6360 (IX86_BUILTIN_PCOMLEW): Ditto.
6361 (IX86_BUILTIN_PCOMGTW): Ditto.
6362 (IX86_BUILTIN_PCOMGEW): Ditto.
6363 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6364 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6365 (IX86_BUILTIN_PCOMEQD): Ditto.
6366 (IX86_BUILTIN_PCOMNED): Ditto.
6367 (IX86_BUILTIN_PCOMLTD): Ditto.
6368 (IX86_BUILTIN_PCOMLED): Ditto.
6369 (IX86_BUILTIN_PCOMGTD): Ditto.
6370 (IX86_BUILTIN_PCOMGED): Ditto.
6371 (IX86_BUILTIN_PCOMFALSED): Ditto.
6372 (IX86_BUILTIN_PCOMTRUED): Ditto.
6373 (IX86_BUILTIN_PCOMEQQ): Ditto.
6374 (IX86_BUILTIN_PCOMNEQ): Ditto.
6375 (IX86_BUILTIN_PCOMLTQ): Ditto.
6376 (IX86_BUILTIN_PCOMLEQ): Ditto.
6377 (IX86_BUILTIN_PCOMGTQ): Ditto.
6378 (IX86_BUILTIN_PCOMGEQ): Ditto.
6379 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6380 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6381 (enum multi_arg_type): New enum for describing the various SSE5
6382 intrinsic argument types.
6383 (bdesc_multi_arg): New table for SSE5 intrinsics.
6384 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6385 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6387 (ix86_expand_builtin): Add SSE5 intrinsic support.
6388 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6389 operand instructions.
6390 (ix86_expand_sse5_multiple_memory): New function to split the
6391 second memory reference from SSE5 instructions.
6392 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6393 (ix86_return_pops_args): Use stdarg_p to determine if the function
6394 has variable arguments.
6395 (ix86_setup_incoming_varargs): Ditto.
6396 (x86_this_parameter): Ditto.
6398 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6400 (ix86_expand_sse5_pack): Ditto.
6401 (ix86_sse5_valid_op_p): Ditto.
6402 (ix86_expand_sse5_multiple_memory): Ditto.
6404 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6405 constant for SSE5 support.
6406 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6407 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6408 (UNSPEC_SSE5_PERMUTE): Ditto.
6409 (UNSPEC_SSE5_ASHIFT): Ditto.
6410 (UNSPEC_SSE5_LSHIFT): Ditto.
6411 (UNSPEC_FRCZ): Ditto.
6412 (UNSPEC_CVTPH2PS): Ditto.
6413 (UNSPEC_CVTPS2PH): Ditto.
6414 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6416 (COM_FALSE_S): Ditto.
6417 (COM_FALSE_P): Ditto.
6418 (COM_TRUE_S): Ditto.
6419 (COM_TRUE_P): Ditto.
6420 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6421 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6423 (memory attribute): Ditto.
6424 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6425 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6426 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6427 (floor<mode>2): Ditto.
6428 (ceil<mode>2): Ditto.
6429 (btrunc<mode>2): Ditto.
6430 (nearbyintdf2): Ditto.
6431 (nearbyintsf2): Ditto.
6432 (sse_setccsf): Disable if SSE5.
6433 (sse_setccdf): Ditto.
6434 (sse5_setcc<mode>): New support for SSE5 conditional move.
6435 (sse5_pcmov_<mode>): Ditto.
6437 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6439 (SSEMODEF2P): Ditto.
6440 (ssemodesuffixf4): New mode attribute for SSE5.
6441 (ssemodesuffixf2s): Ditto.
6442 (ssemodesuffixf2c): Ditto.
6443 (sserotatemax): Ditto.
6444 (ssescalarmode): Ditto.
6445 (sse_maskcmpv4sf3): Disable if SSE5.
6446 (sse_maskcmpv2df3): Ditto.
6447 (sse_vmmaskcmpv4sf3): Ditto.
6448 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6449 (sse5_vmfmadd<mode>4): Ditto.
6450 (sse5_fmsub<mode>4): Ditto.
6451 (sse5_vmfmsub<mode>4): Ditto.
6452 (sse5_fnmadd<mode>4): Ditto.
6453 (sse5_vmfnmadd<mode>4): Ditto.
6454 (sse5_fnmsub<mode>4): Ditto.
6455 (sse5_vmfnmsub<mode>4): Ditto.
6456 (sse5i_fmadd<mode>4): Ditto.
6457 (sse5i_fmsub<mode>4): Ditto.
6458 (sse5i_fnmadd<mode>4): Ditto.
6459 (sse5i_fnmsub<mode>4): Ditto.
6460 (sse5i_vmfmadd<mode>4): Ditto.
6461 (sse5i_vmfmsub<mode>4): Ditto.
6462 (sse5i_vmfnmadd<mode>4): Ditto.
6463 (sse5i_vmfnmsub<mode>4): Ditto.
6464 (mulv16qi3): Add SSE5 support.
6466 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6467 (sse2_mulv4si3): Disable if SSE5.
6468 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6469 (sse4_1_roundps): Ditto.
6470 (sse4_1_roundsd): Ditto.
6471 (sse4_1_roundss): Ditto.
6472 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6474 (sse_maskcmpsf3): Ditto.
6475 (sse_vmmaskcmpv4sf3): Ditto.
6476 (sse2_maskcmpv2df3): Ditto.
6477 (sse2_maskcmpdf3): Ditto.
6478 (sse2_vmmaskcmpv2df3): Ditto.
6479 (sse2_eq<mode>3): Ditto.
6480 (sse2_gt<mode>3): Ditto.
6481 (sse5_pcmov_<mode>): Add SSE5 support.
6482 (vec_unpacku_hi_v16qi): Ditto.
6483 (vec_unpacks_hi_v16qi): Ditto.
6484 (vec_unpacku_lo_v16qi): Ditto.
6485 (vec_unpacks_lo_v16qi): Ditto.
6486 (vec_unpacku_hi_v8hi): Ditto.
6487 (vec_unpacks_hi_v8hi): Ditto.
6488 (vec_unpacku_lo_v8hi): Ditto.
6489 (vec_unpacks_lo_v8hi): Ditto.
6490 (vec_unpacku_hi_v4si): Ditto.
6491 (vec_unpacks_hi_v4si): Ditto.
6492 (vec_unpacku_lo_v4si): Ditto.
6493 (vec_unpacks_lo_v4si): Ditto.
6494 (sse5_pmacsww): New SSE5 intrinsic insn.
6495 (sse5_pmacssww): Ditto.
6496 (sse5_pmacsdd): Ditto.
6497 (sse5_pmacssdd): Ditto.
6498 (sse5_pmacssdql): Ditto.
6499 (sse5_pmacssdqh): Ditto.
6500 (sse5_pmacsdqh): Ditto.
6501 (sse5_pmacsswd): Ditto.
6502 (sse5_pmacswd): Ditto.
6503 (sse5_pmadcsswd): Ditto.
6504 (sse5_pmadcswd): Ditto.
6505 (sse5_pcmov_<move>): Conditional move support on SSE5.
6506 (sse5_phaddbw): New SSE5 intrinsic insn.
6507 (sse5_phaddbd): Ditto.
6508 (sse5_phaddbq): Ditto.
6509 (sse5_phaddwd): Ditto.
6510 (sse5_phaddwq): Ditto.
6511 (sse5_phadddq): Ditto.
6512 (sse5_phaddubw): Ditto.
6513 (sse5_phaddubd): Ditto.
6514 (sse5_phaddubq): Ditto.
6515 (sse5_phadduwd): Ditto.
6516 (sse5_phadduwq): Ditto.
6517 (sse5_phaddudq): Ditto.
6518 (sse5_phsubbw): Ditto.
6519 (sse5_phsubwd): Ditto.
6520 (sse5_phsubdq): Ditto.
6521 (sse5_pperm): Ditto.
6522 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6523 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6524 (sse5_pperm_sign_v8hi_v4si): Ditto.
6525 (sse5_pperm_zero_v8hi_v4si): Ditto.
6526 (sse5_pperm_sign_v4si_v2di): Ditto.
6527 (sse5_pperm_sign_v4si_v2di): Ditto.
6528 (sse5_pperm_pack_v2di_v4si): Ditto.
6529 (sse5_pperm_pack_v4si_v8hi): Ditto.
6530 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6531 (sse5_perm<mode>): New SSE5 intrinsic insn.
6532 (rotl<mode>3): Ditto.
6533 (sse5_rotl<mode>3): Ditto.
6534 (sse5_ashl<mode>3): Ditto.
6535 (sse5_lshl<mode>3): Ditto.
6536 (sse5_frcz<mode>2): Ditto.
6537 (sse5s_frcz<mode>2): Ditto.
6538 (sse5_cvtph2ps): Ditto.
6539 (sse5_cvtps2ph): Ditto.
6540 (sse5_vmmaskcmp<mode>3): Ditto.
6541 (sse5_com_tf<mode>3): Ditto.
6542 (sse5_maskcmp<mode>3): Ditto.
6543 (sse5_maskcmp_uns<mode>3): Ditto.
6544 (sse5_maskcmp_uns2<mode>3): Ditto.
6545 (sse5_pcom_tf<mode>3): Ditto.
6547 * config/i386/predicates.md (sse5_comparison_float_operator):
6548 New predicate to match the comparison operators supported by
6549 the SSE5 com instruction.
6550 (ix86_comparison_int_operator): New predicate to match just the
6551 signed int comparisons.
6552 (ix86_comparison_uns_operator): New predicate to match just the
6553 unsigned int comparisons.
6555 * doc/invoke.texi (-msse5): Add documentation.
6556 (-mfused-madd): Ditto.
6558 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6560 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6562 (x86_64-*-*): Ditto.
6564 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6566 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6567 intrinisics for SSE5.
6569 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6572 * config/i386/mmintrin-common.h: New file, to contain common
6573 instructions between SSE4.1 and SSE5.
6575 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6576 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6577 (gen_regparm_prefix): Ditto.
6579 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6580 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6581 prototype_p to determine if a function is prototyped.
6583 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6585 * c-common.c (c_common_reswords) add the alignof keyword,
6586 with same RID as __alignof and __alignof__
6588 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6590 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6591 * hooks.c (hook_bool_const_int_const_int_true): New function.
6592 * target.h (struct gcc_target): Add can_eliminate field.
6593 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6594 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6595 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6596 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6597 (elim_table): Revise comment.
6598 * system.h (CAN_ELIMINATE): Poison.
6599 * defaults.h (CAN_ELIMINATE): Remove.
6600 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6602 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6603 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6605 (alpha_vms_can_eliminate): Declare as static, change return type to
6607 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6609 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6610 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6611 (arm_can_eliminate): New function.
6613 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6614 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6615 (avr_can_eliminate): Declare as static.
6616 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6618 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6619 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6620 (bfin_can_eliminate): New function.
6622 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6623 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6624 (crx_can_eliminate): New function.
6626 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6627 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6628 (fr30_can_eliminate): New function.
6630 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6631 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6632 (frv_can_eliminate): New function.
6634 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6635 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6636 (h8300_can_eliminate): New function.
6638 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6639 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6640 (i386_can_eliminate): Declare as static, change return type to bool.
6641 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6643 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6644 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6645 (ia64_can_eliminate): New function.
6647 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6648 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6649 (iq2000_can_eliminate): New function.
6651 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6652 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6653 (m32r_can_eliminate): New function.
6655 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6656 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6657 (m68hc11_can_eliminate): New function.
6659 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6660 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6661 (m68k_can_eliminate): New function.
6663 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6664 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6665 (mep_can_eliminate): New function.
6667 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6668 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6669 (mips_can_eliminate): New function.
6671 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6672 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6673 (rs6000_can_eliminate): New function.
6675 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6676 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6677 (s390_can_eliminate): Declare as static.
6678 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6680 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6681 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6682 (score_can_eliminate): New function.
6684 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6685 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6686 (sparc_can_eliminate): Declare as static.
6687 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6689 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6690 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6691 (xstormy16_can_eliminate): New function.
6693 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6694 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6695 (v850_can_eliminate): New function.
6697 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6699 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6700 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6701 (*movdfcc_ext[1234]): Disable for IEEE mode.
6703 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6705 * gimplify.c (prepare_gimple_addressable): New static function.
6706 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6708 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6709 manually fiddling with it.
6711 2009-08-25 Michael Matz <matz@suse.de>
6713 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6714 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6716 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6717 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6718 (do_jump): Split out code for simple binary comparisons into ...
6719 (do_jump_1): ... this, taking the individual operands and code.
6720 Change callers to helper function above accordingly.
6721 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6724 2009-08-25 Michael Matz <matz@suse.de>
6726 * expr.h (struct separate_ops, sepops): New type for passing
6727 around an exploded simple expression.
6728 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6729 Use this structure instead of expression tree.
6730 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6731 expression, only its type.
6732 (expand_vec_cond_expr): Take type and individual operands instead
6734 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6735 expand_vec_shift_expr): Change prototype accordingly.
6736 * tree-vect-stmts.c (vectorizable_condition): Change call of
6737 expand_vec_cond_expr_p to pass only type.
6738 * expr.c (do_store_flags): Change prototype and implementation
6739 to take an exploded expression.
6740 (expand_expr_real_1): New local ops initialized with details
6741 of the full expression. Use it instead of full
6742 expression in calls to do_store_flags, expand_vec_cond_expr,
6743 expand_widen_pattern_expr and expand_vec_shift_expr.
6745 2009-08-25 Michael Matz <matz@suse.de>
6747 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6748 treeop2 initialized with first three operands of the full expression.
6749 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6751 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6753 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6754 (__gthread_objc_condition_allocate): Mark arguments as unused.
6755 (__gthread_objc_condition_deallocate): Likewise.
6756 (__gthread_objc_condition_wait): Likewise.
6757 (__gthread_objc_condition_broadcast): Likewise.
6758 (__gthread_objc_condition_signal): Likewise.
6759 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6760 (__gthread_objc_thread_id): Likewise.
6762 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6765 * tree-pretty-print.c (print_call_name): Print the correct call name
6766 for procedure pointer components.
6768 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6770 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6771 default_promote_function_mode when not VMS.
6773 2009-08-24 Olivier Hainque <hainque@adacore.com>
6775 * convert.c (convert_to_integer): Don't assume an input pointer is
6776 POINTER_SIZE wide. Fetch from the type instead.
6778 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6780 * configure.ac (AC_PREREQ): Bump to 2.64.
6782 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6784 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6785 (process_command): Don't search standard_exec_prefix_1 and
6786 standard_exec_prefix_2.
6788 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6790 * config/arm/arm.c (output_return_instruction): Handle for
6793 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6795 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6797 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6799 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6800 (*arm_movdf_vfp): Likewise.
6802 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6804 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6805 (vashr<mode>3): Rename from ashr<mode>3.
6806 (vlshr<mode>3): Rename from lshr<mode>3.
6808 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6811 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6812 (check_format_info_main): Use scalar_identify_flag.
6813 (check_format_types): Check for scalar size identity if
6814 scalar_identify_flag is set.
6815 (printf_length_specs): Extend by new field.
6816 (asm_fprintf_length_specs): Likewise.
6817 (gcc_diag_length_specs): Likewise.
6818 (scanf_length_specs): Likewise.
6819 (strfmon_length_specs): Likewise.
6820 (gcc_gfc_length_specs): Likewise.
6821 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6822 (ms_printf_flag_specs): Likewise.
6823 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6825 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6828 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6829 (*call_value_pop_1): Ditto.
6830 (*sibcall_pop_1): New insn pattern.
6831 (*sibcall_value_pop_1): Ditto.
6833 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6836 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6839 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6842 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6843 (get_reg_use_in): New function.
6844 (forward_propagate_subreg): Propagate through subreg of zero_extend
6847 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6849 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6850 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6852 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6854 * configure.ac: Remove --with-datarootdir, --with-docdir,
6855 --with-htmldir switches. No need to call AC_SUBST for
6856 datarootdir, docdir, htmldir any more.
6857 * configure: Regenerate.
6858 * doc/install.texi (Configuration): Document --datarootdir,
6859 --docdir, --htmldir, --pdfdir; update documentation for
6860 --infodir, --mandir.
6861 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6864 * aclocal.m4: Regenerate.
6865 * config.in: Regenerate.
6866 * configure: Regenerate.
6868 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6869 Olivier Hainque <hainque@adacore.com>
6871 * config/ia64/ia64.c: Include libfuncs.h.
6872 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6873 (ia64_expand_call): Use reg 25 on VMS.
6874 (ia64_initialize_trampoline): Fix for VMS ABI.
6875 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6876 (ia64_function_arg): Initialize reg 25 on VMS.
6877 Fix OpenVMS ABI issues for varargs.
6878 For OpenVMS, emit the Argument Information register set in the
6879 incoming/sibcall case as well.
6880 (ia64_arg_type): New function.
6881 (ia64_function_arg_advance): Keep track of cum->words.
6882 Fix OpenVMS ABI issues for varargs.
6883 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6884 (ia64_override_options): Set flag_no_common on VMS.
6885 (ia64_init_builtins): Disable FWRITE builtin.
6886 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6887 (ia64_vms_init_libfuncs): Add decc$ routines.
6888 (ia64_vms_valid_pointer_mode): New function.
6889 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6890 (ia64_promote_function_mode): New function
6891 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6892 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6893 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6894 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6895 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6896 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6897 Suppress trailing '#' if VALUE is numeric.
6898 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6899 ia64_promote_function_mode.
6900 (TARGET_VALID_POINTER_MODE): Define.
6902 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6905 * config/rs6000/rs6000.c (rs6000_override_options): Use
6906 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6909 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6910 reporting of vector + decimal/boolean/complex error.
6912 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6914 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6915 __vector double TYPE_DECL.
6917 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6919 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6920 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6921 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6922 to pointer to enum machine_mode. Update all callers as needed.
6924 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6926 * config/alpha/alpha.md (exception_receiver): Emit alternative
6927 GP load sequence if flag_reorder_blocks_and_partition is set.
6928 (*exception_receiver_2): Also enable when
6929 flag_reorder_blocks_and_partition is set.
6931 2009-08-20 Matt Rice <ratmice@gmail.com>
6932 Diego Novillo <dnovillo@google.com>
6934 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6937 2009-08-20 Richard Guenther <rguenther@suse.de>
6939 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6940 * c-tree.h (c_dup_lang_specific_decl): Remove.
6941 (struct lang_decl, struct lang_type): Move definitions ...
6942 * c-lang.h: ... here. New file.
6943 * c-decl.c: Include c-lang.h.
6944 (c_dup_lang_specific_decl): Remove.
6945 * c-typeck.c: Include c-lang.h.
6946 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6947 (c-typeck.o): Likewise.
6948 * c-config-lang.in (gtfiles): Add c-lang.h.
6949 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6952 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6954 * config/alpha/alpha.c (alpha_end_function): Do not clear
6955 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6956 this is now handled in generic code.
6958 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6960 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6961 (s390_z10_fix_long_loop_prediction): New function.
6962 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6963 (s390_reorg): Walk over the INSNs and invoke
6964 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6966 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6968 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6969 "*brx_64bit", "*brx_31bit"): New patterns.
6970 * config/s390/s390.c ('E'): New output modifier.
6972 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6973 Richard Earnshaw <richard.earnshaw@arm.com>
6975 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6976 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6978 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6980 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6982 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6983 for mode mode of operand0 when doing secondary reload for SAR.
6985 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6988 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6989 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6991 2009-08-19 Jason Merrill <jason@redhat.com>
6993 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6994 supported template depth in C++0x.
6996 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6998 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6999 free_after_compilation.
7000 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7001 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7002 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7003 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7004 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7005 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7006 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7008 2009-08-19 Ian Lance Taylor <iant@google.com>
7010 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7011 of (plus (mult (neg B) C) A).
7013 2009-08-18 Michael Matz <matz@suse.de>
7015 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7016 instead of comparing TYPE_MAIN_VARIANT for equality.
7017 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7018 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7019 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7020 * gimplify.c (goa_lhs_expr_p): Ditto and use
7021 STRIP_USELESS_TYPE_CONVERSION.
7023 2009-08-18 Michael Matz <matz@suse.de>
7025 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7026 first field in a struct.
7027 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7029 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7031 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7032 locators before emit_insn is called. Remove assert that
7034 (alpha_end_function): Clear crtl->emit structure and free insn
7035 locators if cfun->is_thunk is true.
7037 2009-08-18 Jason Merrill <jason@redhat.com>
7039 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7041 * configure.ac: Test for it.
7042 * configure, config.in: Regenerate.
7043 * doc/install.texi: Document --enable-gnu-unique-object.
7045 2009-08-18 Richard Guenther <rguenther@suse.de>
7048 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7049 pow(x,y*z) only if x is nonnegative.
7051 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7053 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7057 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7058 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7060 2009-08-17 DJ Delorie <dj@redhat.com>
7062 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7063 * config/m32c/prologue.md (epilogue_freit): New.
7065 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7066 (bank_switch_p): Likewise.
7067 (fast_interrupt_p): Likewise.
7068 (interrupt_p): Likewise.
7069 (m32c_conditional_register_usage): Round memregs size up.
7070 (need_to_save): We only need to save $a0 when we use ENTER.
7071 (interrupt_p): Check for fast_interrupt too.
7072 (bank_switch_p): New.
7073 (fast_interrupt_p): New.
7074 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7075 (m32c_emit_prolog): Support bank switching and fast interrupts.
7076 * doc/extend.texi (Function Attributes): Add bank_switch and
7079 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7081 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7082 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7084 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7086 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7087 (menu): Add IA-64/VMS Options.
7088 (IA-64/VMS Options): Likewise.
7090 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7093 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7095 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7097 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7098 (mips_pop_asm_switch): Likewise.
7099 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7101 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7102 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7103 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7104 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7105 instead of set_noreorder.
7106 (mips_output_function_prologue): Use the new functions.
7107 (mips_output_function_epilogue): Likewise.
7108 (mips_need_noat_wrapper_p): New function, split out from...
7109 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7110 Use mips_push_asm_switch and mips_pop_asm_switch.
7111 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7112 and mips_pop_asm_switch.
7113 (ASM_OUTPUT_REG_POP): Likewise.
7114 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7115 Use mips_pop_asm_switch.
7116 (mips_asm_switch): New structure.
7117 (set_noreorder, set_nomacro): Replace with...
7118 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7119 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7120 instead of set_nomacro.
7121 (fix_truncsfsi2_macro): Likewise.
7122 (cprestore): Likewise.
7123 (hazard): Use mips_noreorder instead of set_noreorder.
7124 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7126 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7128 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7129 from prev_active_insn.
7131 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7133 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7134 * config/avr/avr.c (avr_override_options): Initialize
7135 avr_current_arch variable.
7136 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7137 __AVR_HAVE_16BIT_SP__ according to the device type.
7138 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7140 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7141 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7143 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7146 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7147 generating inlined subroutine die only. We shouldn't be
7148 called for anything else.
7149 (gen_block_die): Don't generate inline subroutine debug info for
7152 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7154 * graphite-poly.c (print_pbb): Print PBB index.
7156 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7159 * graphite-interchange.c (ppl_max_for_le): Moved...
7160 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7161 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7162 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7163 * graphite-ppl.h (ppl_max_for_le): Declared.
7165 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7167 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7168 supported on all platforms.
7169 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7170 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7171 * c-pragma.c: Likewise.
7172 * target-def.h (TARGET_INITIALIZER): Remove
7173 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7174 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7176 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7178 * config/ia64/fde-vms.c: New file.
7179 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7180 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7181 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7182 (uw_frame_state_for): Only register a personality routine if it is
7183 known to be compatible with our expectations.
7184 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7185 Declare unw_table_entry stack variable and
7186 mod all calls to _Unwind_FindTableEntry to add arg.
7187 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7188 (_Unwind_FindTableEntry): Add arg to prototype.
7190 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7192 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7193 field 'signal_pfs_loc'.
7194 (uw_frame_state_for): Remove duplicate code dealing with leaf
7195 procedures without unwind info.
7196 If in the frame after unwinding through a signal handler, restore
7197 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7198 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7199 'pfs_loc' to the AR.PFS location in the signal context; instead
7200 set 'signal_pfs_loc'.
7201 Manually generate the unwind info for the AR.PFS register.
7202 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7203 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7204 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7205 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7206 instead set 'signal_pfs_loc'.
7207 Remove code preventing the AR.PFS register from being restored
7208 from the signal context.
7210 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7211 Tristan Gingold <gingold@adacore.com>
7213 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7214 * config/ia64/t-vms: New file.
7215 * config/ia64/vms64.h: New file.
7216 * config/ia64/vms.h: New file.
7217 * config/ia64/vms-crtinit.asm: New file.
7218 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7219 * config/ia64/vms-unwind.h: New file.
7221 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7223 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7226 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7229 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7231 * real.h (do_mpc_arg2): ... here.
7232 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7235 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7237 * final.c (add_debug_prefix_map): Don't use GC memory for
7238 old_prefix and new_prefix.
7240 2009-08-14 Richard Guenther <rguenther@suse.de>
7242 * ipa-prop.c (compute_complex_pass_through): If we cannot
7243 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7245 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7247 * c-lex.c (c_lex_with_flags): Increase size of local variable
7248 to avoid memory clobber.
7250 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7253 * config/i386/i386.c (ix86_fp_comparison_strategy):
7254 Only enable/disable sahf at function granularity.
7256 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7258 PR rtl-optimization/41064
7259 * reload1.c (reload_as_needed): Don't call extract_insn
7260 for known invalid replacements after calling
7261 validate_replace_rtx_group and verify_changes.
7263 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7266 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7267 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7268 ix86_expand_fp_vcond.
7269 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7270 Assert that operation is supported by ix86_expand_int_vcond.
7271 (vcondu<SSEMODE124C8:mode>): Ditto.
7273 2009-08-13 DJ Delorie <dj@redhat.com>
7275 * config/i386/djgpp-stdint.h: New.
7276 * config.gcc (djgpp): Use it.
7278 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7280 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7281 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7283 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7285 * tree-ssa-loop-prefetch.c
7286 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7287 for long-stride pruning.
7288 (compute_miss_rate): New function to compute the probability
7289 that two memory references access different cache lines.
7291 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7293 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7295 2009-08-13 Richard Guenther <rguenther@suse.de>
7298 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7299 use the constant pointer type.
7300 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7301 of CV qualifiers on the target pointer type.
7302 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7303 conversion check before restrict check.
7305 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7308 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7310 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7312 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7314 2009-08-12 Richard Guenther <rguenther@suse.de>
7316 PR tree-optimization/41011
7317 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7318 and reference constructing.
7320 2009-08-12 Xinliang David Li <davidxl@google.com>
7322 PR tree-optimization/41012
7323 * tree-flow.h : New external interface.
7324 * gimple-low.c (check_call_arg): Change to public function.
7325 Remove argument mismatch check in lowering.
7326 * tree-inline.h (tree_can_inline_p): Interface change.
7327 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7329 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7330 Call change to tree_can_inline_p function.
7331 (cgraph_decide_inlining_incrementally): Ditto.
7333 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7335 PR tree-optimization/41031
7336 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7337 on the partition variable rather than promote_mode on the source
7338 type. Assert that the partition variable's type has the same
7339 mode as the source value's.
7341 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7343 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7344 for for_return == 2.
7345 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7347 * calls.c (expand_call): Fix typo.
7348 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7350 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7352 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7353 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7354 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7355 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7357 2009-08-12 Andrew Haley <aph@redhat.com>
7359 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7361 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7364 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7366 2009-08-12 Richard Guenther <rguenther@suse.de>
7368 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7369 * gimplify.c (gimplify_modify_expr): Do not use
7370 lang_hooks.types_compatible_p.
7371 * tree-ssa.c (useless_type_conversion_p): For aggregates
7372 just return false if the canonical types differ.
7374 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7377 * sese.c (convert_for_phi_arg): New.
7378 (add_guard_exit_phis): Use convert_for_phi_arg.
7380 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7382 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7383 unknown subscript upper bounds.
7385 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7386 Pranav Garg <pranav.garg2107@gmail.com>
7388 * graphite-interchange.c (gather_access_strides): Removed.
7389 (ppl_max_for_le): New.
7390 (build_linearized_memory_access): New.
7391 (memory_stride_in_loop): New.
7392 (pbb_interchange_profitable_p): Reimplemented.
7393 * graphite-ppl.h (ppl_new_id_map): New.
7394 (ppl_interchange): New.
7396 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7398 * graphite-interchange.c (compute_subscript): Removed.
7399 (compute_array_size_cstr): Removed.
7400 (compute_array_size_poly): Removed.
7401 (compute_array_size): Removed.
7402 (gather_access_strides_poly): Removed.
7403 (gather_access_strides): Empty.
7405 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7407 * graphite-dependences.c (dependence_polyhedron_1): Replace
7408 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7409 (graphite_legal_transform_dr): Same.
7410 (graphite_carried_dependence_level_k): Same.
7411 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7412 Initialize PDR_NB_SUBSCRIPTS.
7413 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7415 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7416 (PDR_NB_SUBSCRIPTS): New.
7417 (pdr_nb_subscripts): Removed.
7418 (pdr_dim): Simplified.
7419 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7420 with PDR_NB_SUBSCRIPTS.
7422 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7424 * graphite-interchange.c (compute_array_size): Remove use of
7426 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7427 Do not initialize PDR_DATA_CONTAINER.
7428 (print_pdr): Do not print PDR_DATA_CONTAINER.
7429 * graphite-poly.h (struct poly_dr): Remove data_container field.
7430 (PDR_DATA_CONTAINER): Removed.
7431 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7433 (build_poly_dr): Same.
7435 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7436 Sebastian Pop <sebastian.pop@amd.com>
7438 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7439 copy of the dependence polyhedron. Free the temporary objects.
7440 (graphite_carried_dependence_level_k): Free unused objects before
7443 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7445 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7446 Early return without analyzing the data dependences if no
7447 transform has been done. Call restore_scattering if the transform
7449 (graphite-interchange.c): Same.
7450 * graphite-poly.c (print_scattering_function): Test for
7452 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7453 (apply_poly_transforms): Do not gcc_assert that
7454 the transform is legal.
7455 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7456 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7457 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7458 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7459 * graphite-poly.h (struct poly_scattering): New.
7460 (struct poly_bb): Add original, transformed, and saved fields.
7461 Remove transformed_scattering, original_scattering,
7462 nb_local_variables and nb_scattering_transform fields.
7463 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7464 (poly_scattering_new): New.
7465 (poly_scattering_free): New.
7466 (poly_scattering_copy): New.
7467 (store_scattering_pbb): New.
7468 (store_scattering): New.
7469 (restore_scattering_pbb): New.
7470 (restore_scattering): New.
7471 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7472 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7474 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7476 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7479 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7481 * Makefile.in (graphite.o): Depends on PREDICT_H.
7482 * graphite.c: Include predict.h.
7483 (graphite_finalize): Call tree_estimate_probability.
7484 * predict.c (predict_loops): Do not call scev_initialize and
7486 (tree_estimate_probability_bb): New.
7487 (tree_estimate_probability): Do not initialize loops: move that
7488 code to the driver. Call tree_estimate_probability_bb.
7489 (tree_estimate_probability_driver): New.
7490 (pass_profile): Use tree_estimate_probability_driver.
7491 * predict.h (tree_estimate_probability): Declared.
7493 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7495 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7496 * graphite-dependences.c (graphite_legal_transform): Add time to
7497 TV_GRAPHITE_DATA_DEPS.
7498 (dependency_between_pbbs_p): Same.
7499 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7501 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7503 PR rtl-optimization/41033
7504 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7505 aliasing is disabled.
7507 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7509 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7510 si_mask_operand, and_load_operand, low_bitmask_operand,
7511 and_reg_operand, and_operand): New predicates.
7512 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7513 * config/mips/mips.c (and_operands_ok): New function.
7514 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7515 * config/mips/mips.md (move_type): Add ext_ins and logical.
7516 (type): Handle them.
7517 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7518 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7519 shift_shift. Remove commutative constraint modifier.
7520 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7522 (*clear_upper32_dext): Remove define_insn_and_split.
7523 (*clear_upper32): Turn this define_insn_and_split ...
7524 (splitter for ANDing register with 0xffff_ffff): .. into this.
7526 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7528 * combine.c (try_widen_shift_mode): Factor out code to check if an
7529 integer constant is a low-order bitmask from here ...
7530 * rtlanal.c (low_bitmask_len): ... to here.
7531 * rtl.h (low_bitmask_len): Declare.
7533 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7536 * config/alpha/alpha.md (addsi3): Remove expander.
7537 (addsi3): Rename from *addsi3_internal insn pattern.
7538 (subsi3): Remove expander.
7539 (subsi3): Rename from *subsi3_internal insn pattern.
7541 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7543 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7546 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7547 Eric Botcazou <botcazou@adacore.com>
7548 Douglas B Rupp <rupp@gnat.com>
7550 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7551 that records that fit in 64 bits are returned by immediate value,
7552 as required by OpenVMS Calling Standard.
7553 (function_value): Adjust for above modification.
7554 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7555 virtual_incoming_args_rtx as base object, not next_arg.
7556 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7558 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7560 * reload.c (find_reloads_subreg_address): Check the original
7561 req_equiv_mem address to detect the case where an address is
7562 not valid in the outer mode.
7564 2009-08-11 Richard Guenther <rguenther@suse.de>
7567 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7569 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7571 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7572 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7574 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7575 Douglas B Rupp <rupp@gnat.com>
7577 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7578 PT_STACK when frame_pointer_needed on OpenVMS.
7579 (alpha_pv_save_size, alpha_using_fp): Remove.
7580 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7581 with proper processing for PT_NULL.
7582 (alpha_vms_initial_elimination_offset): New function. Support for
7583 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7584 (alpha_sa_size): Force procedure type to PT_STACK when
7585 frame_pointer_needed on OpenVMS.
7586 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7587 (alpha_using_fp): Likewise.
7588 (alpha_vms_can_eliminate): Add prototype.
7589 (alpha_vms_initial_elimination_offset): Likewise.
7590 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7591 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7593 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7594 Douglas B Rupp <rupp@gnat.com>
7596 * config/alpha/alpha.c (common_object_handler): New function.
7597 (vms_attribute_table): Declare a single attribute "common_object".
7598 (vms_output_aligned_decl_common): New global function.
7599 (SECTION_VMS_OVERLAY): Delete.
7600 (SECTION_VMS_GLOBAL): Likewise.
7601 (SECTION_VMS_INITIALIZE): Likewise.
7602 (vms_asm_named_section): Remove support for above flags.
7603 (vms_section_type_flags): Delete.
7604 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7605 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7606 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7607 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7609 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7612 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7613 (sub_ddmmss): Likewise.
7615 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7618 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7621 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7624 * reload1.c (reload_as_needed): Use cancel_changes to completely
7625 undo a failed replacement attempt.
7627 2009-08-10 Richard Guenther <rguenther@suse.de>
7630 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7631 (useless_type_conversion_p): ... here. Require pointer targets
7634 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7637 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7638 loose the original type of the statement list.
7640 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7642 * config/alpha/alpha.c: Include libfuncs.h
7643 (avms_asm_output_extern): New function.
7644 (alpha_init_libfuncs): Init some decc libfuncs.
7645 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7646 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7647 (DO_CRTL_NAMES): Define.
7649 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7650 (LONG_TYPE_SIZE): Define.
7651 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7652 (SUBTARGET_SWITCHES): Define malloc64 switch.
7653 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7654 (MASK_RETURN_ADDR): Define.
7655 doc/invoke.texi (mmalloc64): Document switch.
7657 2009-08-09 Olivier Hainque <hainque@adacore.com>
7658 Douglas B Rupp <rupp@gnat.com>
7660 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7661 uses_condition_handler.
7662 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7663 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7664 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7665 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7666 (code_for_builtin): New insn codes for the new alpha_builtins.
7667 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7668 (alpha_sa_size): Account for uses_condition_handler.
7669 (alpha_expand_prologue): Likewise.
7670 (alpha_start_function): Likewise.
7671 (alpha_expand_epilogue): Likewise.
7672 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7673 establish/revert expanders.
7674 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7675 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7676 New expander, resorting to the alpha.c associated function.
7677 (builtin_revert_vms_condition_handler): Likewise.
7678 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7679 __gcc_shell_handler, the static VMS condition handler used as
7680 an indirection wrapper to the current dynamically established
7682 * config/alpha/vms-unwind.h: Complete rewrite.
7683 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7684 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7686 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7687 Douglas B Rupp <rupp@gnat.com>
7689 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7690 (alpha_need_linkage): Handle aliases. Return function symbol.
7691 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7692 Use ultimate alias target for the linkage name.
7693 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7694 by alpha_need_linkage for the function symbol.
7695 (setmemdi): Likewise.
7697 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7699 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7700 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7701 (ASM_WEAKEN_LABEL): Define.
7702 (CRT_CALL_STATIC_FUNCTION): Define.
7703 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7704 (ENDFILE_SPEC): Define.
7705 (INIT_SECTION_ASM_OP): Define.
7706 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7707 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7709 (MULTILIB_OSDIRNAMES): Define.
7710 (shlib_version): Define.
7711 (SHLIB_EXT): Define.
7712 (SHLIB_OBJS): Define.
7713 (SHLIB_NAME): Define.
7714 (SHLIB_MULTILIB): Define.
7715 (SHLIB_INSTALL): Define.
7716 (SHLIB_SYMVEC): Define.
7717 (SHLIB_SYMVECX2): Define.
7718 (SHLIB_LINK): Define.
7720 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7722 * config/alpha/alpha.c (alpha_initialize_trampoline):
7723 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7724 (alpha_start_function): Emit transfer address on nested functions
7725 for VMS trampoline call.
7726 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7727 since no longer used.
7728 * config/alpha/vms-tramp.asm: Remove.
7729 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7730 since now only data initialized at runtime.
7732 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7734 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7735 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7736 (MD_EXEC_PREFIX): Remove, no longer used.
7737 (MD_STARTFILE_PREFIX): Likewise.
7738 (INCLUDE_DEFAULTS): Likewise.
7739 * config/alpha/t-vms:
7740 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7742 2009-08-09 Richard Guenther <rguenther@suse.de>
7744 PR tree-optimization/41016
7745 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7746 (operand_precision): Remove.
7747 (integral_operand_p): Likewise.
7748 (recognize_single_bit_test): Adjust.
7750 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7752 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7753 operation overflows. Likewise non-cast unary arithmetic.
7754 If one arm of a conditional expression is always taken,
7755 inhibit evaluation warnings for the other arm. Likewise inhibit
7756 evaluation warnings for the second && or || operand if the first
7757 operand is enough to determine the result.
7758 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7760 (build_binary_op): Prevent duplicate evaluation warnings.
7762 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7764 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7765 and destination have different modes, Use promote_mode to
7766 determine the signedness of the conversion. Assert that the
7767 promoted source mode matches the destination mode. Don't pass
7768 the destination and destination mode to expand_expr if the source
7769 mode is different. Simplify conversion logic.
7771 2009-08-09 Ira Rosen <irar@il.ibm.com>
7773 PR tree-optimization/41008
7774 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7775 from condition only in case it's a comparison. Adjust checks.
7777 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7779 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7780 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7781 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7782 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7783 (dump_cand): Handle them.
7784 (struct iv_cand): New members COST_STEP and AINC_USE.
7785 (stmt_after_increment): Likewise.
7786 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7787 callers changed. Use gimple_uid comparison instead of scanning.
7788 (add_candidate_1): When looking for identical candidates, take
7789 AINC_USE into account. Set it for new candidates.
7790 (force_expr_to_var_cost): Cast target_spill_cost to int.
7791 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7792 All callers changed. Check for availability of autoinc addressing
7793 modes, both in general for a given mode, and in the specific use case.
7794 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7796 (get_computation_cost): Likewise.
7797 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7798 add_autoinc_candidates): New static functions.
7799 (add_candidate): Call add_autoinc_candidates for candidates based on
7801 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7802 (determine_use_iv_cost_address): If we have an autoinc candidate at
7803 the matching use, verify autoinc is possible and subtract the cost
7804 of the candidate's step from the cost.
7805 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7806 member of the candidate.
7807 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7808 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7810 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7812 * config.build (ia64-hp-*vms*): New target.
7813 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7815 * config.gcc (ia64-hp-*vms*): New target.
7816 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7818 * config.host (ia64-hp-*vms*): New target.
7819 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7822 2009-08-08 Richard Guenther <rguenther@suse.de>
7824 PR tree-optimization/40991
7825 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7827 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7829 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7830 mode check. Do truncations in an integer mode.
7831 (force_to_mode): Handle subregs for all mode types. Only do
7832 arithmetic simplifications on integer modes.
7834 2009-08-07 Richard Guenther <rguenther@suse.de>
7836 PR tree-optimization/40999
7837 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7838 (maybe_fold_reference): Lookup constant initializers.
7839 (fold_gimple_assign): Likewise.
7841 2009-08-07 Richard Guenther <rguenther@suse.de>
7843 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7844 that require structural equality defer to the langhook.
7846 2009-08-07 Martin Jambor <mjambor@suse.cz>
7848 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7850 (struct ipa_pass_through_data): New type.
7851 (struct ipa_ancestor_jf_data): New type.
7852 (union jump_func_value): Removed field formal_id, added fields
7853 pass_through and ancestor.
7854 (struct ipa_param_call_note): Changed type of formal_id to int from
7856 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7857 operations jump functions and ancestor jump functions.
7858 (compute_complex_pass_through): New function.
7859 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7860 reflect changes in the jump function strucutre.
7861 (update_jump_functions_after_inlining): Ignore complex pass-through
7862 and ancestor jump functions.
7863 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7864 polynomial pass-through with operation jump functions.
7866 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7868 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7869 fde->dw_fde_begin as begin label instead of hot/cold label.
7870 Use LLSDAC label instead of LLSDA for second section lsda.
7871 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7872 label instead of LLSDA if it is true.
7873 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7875 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7876 SECTION argument. Use it as index into crtl->eh.call_site_record
7878 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7879 use it to determine how to print table entries instead of using
7880 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7881 label instead of normal begin label as base.
7882 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7883 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7884 ensure no EH range spans between sections and that landing pads
7885 are always in the corresponding section.
7886 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7887 for crtl->eh.call_site_record being an array rather than scalar.
7888 (output_one_function_exception_table): New function, copied
7889 from output_function_exception_table. Adjust
7890 dw2_size_of_call_site_table, dw2_output_call_site_table
7891 callers. For SECOND section use *C suffixed labels.
7892 (output_function_exception_table): Call
7893 output_one_function_exception_table and, when doing hot/cold
7894 partitioning, also another time for the second section.
7895 * opts.c: Include except.h.
7896 (decode_options): Allow -freorder-blocks-and-partition with
7897 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7898 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7899 * function.h (struct rtl_eh): Change call_site_record from
7900 scalar into array of 2 elements.
7902 2009-08-07 Martin Jambor <mjambor@suse.cz>
7904 * ipa-prop.c (count_formal_params_1): New function.
7905 (ipa_get_vector_of_formal_parms): New function.
7906 (get_vector_of_formal_parm_types): New function.
7907 (ipa_modify_formal_parameters): New function.
7908 (ipa_modify_call_arguments): New function.
7909 (index_in_adjustments_multiple_times_p): New function.
7910 (ipa_combine_adjustments): New function.
7911 (ipa_dump_param_adjustments): New function.
7912 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7913 (ipa_get_vector_of_formal_parms): Declare.
7914 (ipa_modify_formal_parameters): Declare.
7915 (ipa_modify_call_arguments): Declare.
7916 (ipa_combine_adjustments): Declare.
7917 (ipa_dump_param_adjustments): Declare.
7918 (build_ref_for_offset): Declare.
7919 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7920 * tree-sra.c: Include ipa-prop.c.
7921 (build_ref_for_offset): Make public.
7923 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7925 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7927 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7929 * gcc/doc/extend.texi (__builtin_extract_return_address)
7930 (__builtin_frob_return_address): Document.
7932 2009-08-06 Paul Brook <paul@codesourcery.com>
7934 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7935 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7936 implementation on ARMv6-M.
7938 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7940 * doc/extend.texi (pcs): Document new attribute for ARM.
7942 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7944 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7947 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7949 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7952 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7954 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7956 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7958 Merge ARM/hard_vfp_branch to trunk.
7960 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7962 * arm.c (libcall_eq): New function.
7963 (libcall_hash): New function.
7964 (add_libcall): New function.
7965 (arm_libcall_uses_aapcs_base): New function.
7966 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7967 libcalls using the base PCS.
7968 (arm_init_cumulative_args): Likewise.
7970 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7972 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7973 Use base ABI for conversion libfuncs between HFmode and SFmode.
7975 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7977 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7978 V4SImode as representatives of all 64-bit and 128-bit vector
7979 types. Allow vector types without vector modes.
7980 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7981 without vector modes like BLKmode.
7982 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7983 BLKmode. Avoid unsupported vector modes or TImode moves for
7985 (aapcs_vfp_allocate_return_reg): Likewise.
7986 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7987 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7989 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7991 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7992 (arm_get_pcs_model): Pass attribute arguments to
7993 arm_pcs_from_attribute.
7994 (arm_init_cumulative_args): Use base AAPCS for conversions from
7995 floating-point types to DImode.
7996 (arm_attribute_table): Add pcs attribute.
7997 (arm_handle_pcs_attribute): New.
7998 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7999 conversions from floating-point types to DImode, also declare them
8000 to use base AAPCS and declare functions they call to use base
8001 AAPCS and their RTABI names.
8003 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8005 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8006 -mfloat-abi=hard not being supported for VFP.
8008 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8010 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8011 SYMBOL_REF to hard_libcall_value.
8013 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8014 Richard Earnshaw <rearnsha@arm.com>
8016 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8017 has been put on the stack, all remaining co-processory arguments for
8018 that co-processor also go on the stack.
8020 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8022 * config/arm/arm.c (arm_return_in_memory): Handle returning
8023 vectors of suitable size in registers also for AAPCS case.
8025 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8027 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8029 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8031 ARM Hard-VFP calling convention
8032 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8033 * target.h (gcc_target): Add libcall_value to table of call hooks.
8034 * targhooks.h (default_libcall_value): Default implementation.
8035 * targhooks.c (default_libcall_value): Likewise.
8036 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8037 * optabs.c (expand_unop): Use it.
8038 * expr.h (hard_libcall_value): Pass the function RTX through.
8039 * calls.c (emit_library_call_value_1): Update call to
8041 * explow.c (hard_libcall_value): Use new target hook.
8042 * testsuite/lib/target-supports.exp
8043 (check_effective_target_arm_hard_vfp_ok): New hook.
8044 (check_effective_target_arm_neon_ok): Improve test for neon
8046 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8047 * config/arm/arm.c: Include cgraph.h
8048 (TARGET_FUNCTION_VALUE): Override default hook.
8049 (arm_pcs_default): New variable.
8050 (arm_override_options): Don't fault hard calling convention with VFP.
8051 Add support for AAPCS variants.
8052 (arm_function_value): Make static. Handle AAPCS variants.
8053 (arm_libcall_value): New function.
8054 (arm_apply_result_size): Handle VFP registers in results.
8055 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8057 (pcs_attribute_args): New variable.
8058 (arm_pcs_from_attribute): New function.
8059 (arm_get_pcs_model): New function.
8060 (aapcs_vfp_cum_init): New function.
8061 (aapcs_vfp_sub_candidate): New function.
8062 (aapcs_vfp_is_return_candidate): New function.
8063 (aapcs_vfp_is_call_candidate): New function.
8064 (aapcs_vfp_allocate): New function.
8065 (aapcs_vfp_allocate_return_reg): New function.
8066 (aapcs_vfp_advance): New function.
8067 (aapcs_cp_arg_layout): New variable.
8068 (aapcs_select_call_coproc): New function.
8069 (aapcs_select_return_coproc): New function.
8070 (aapcs_allocate_return_reg): New function.
8071 (aapcs_libcall_value): New function.
8072 (aapcs_layout_arg): New function.
8073 (arm_init_cumulative_args): Initialize AAPCS args data.
8074 (arm_function_arg): Handle AAPCS variants using new interface.
8075 (arm_arg_parital_bytes): Likewise.
8076 (arm_function_arg_advance): New function.
8077 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8078 calling conventions.
8079 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8080 * arm.h (NUM_VFP_ARG_REGS): Define.
8081 (LIBCALL_VALUE): Update.
8082 (FUNCTION_VALUE): Delete.
8083 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8084 (arm_pcs): New enum.
8085 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8086 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8087 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8088 * arm-protos.h (arm_function_arg_advance): Add.
8089 (aapcs_libcall_value): Add.
8090 (arm_function_value): Delete.
8092 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8093 H.J. Lu <hongjiu.lu@intel.com>
8096 * config/i386/i386.c (standard_sse_mode_p): Remove.
8097 (standard_sse_constant_p): Return 2 for integer mode
8098 vector_all_ones_operand when SSE2 is enabled.
8099 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8100 (ix86_expand_vector_move): Do not check for negative values from
8101 standard_sse_constant_p.
8103 2009-08-06 Richard Guenther <rguenther@suse.de>
8105 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8106 array type comparisons frontend independent.
8107 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8108 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8109 out array reference lower bound and element size operands.
8110 (ao_ref_init_from_vn_reference): Properly compute the offset
8111 for ARRAY_RANGE_REF.
8112 (vn_reference_fold_indirect): Fill out array reference lower
8113 bound and element size operands.
8114 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8115 a non gimple valued reference operand which can happen for
8116 array reference lower bound or element size.
8117 (create_component_ref_by_pieces_1): Properly generate the
8118 element size operand for array references.
8120 2009-08-06 Richard Guenther <rguenther@suse.de>
8122 PR tree-optimization/40964
8123 * tree.c (iterative_hash_host_wide_int): Export.
8124 * tree.h (iterative_hash_host_wide_int): Declare.
8125 * tree-ssa-structalias.c (heapvar_map): New struct.
8126 (heapvar_map_eq): New function.
8127 (heapvar_map_hash): Likewise.
8128 (heapvar_lookup): Adjust.
8129 (heapvar_insert): Likewise.
8130 (make_constraint_from_heapvar): Allow multiple heap variables
8131 per decl at different offsets.
8132 (init_alias_heapvars): Adjust.
8134 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8136 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8137 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8138 trailing sync if TARGET_SYNC_AFTER_SC.
8140 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8142 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8143 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8144 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8145 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8146 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8147 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8148 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8149 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8150 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8151 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8152 the prototype declaration match the definition.
8153 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8154 instructions explicitly. Add barrier_before and operands
8156 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8157 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8158 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8159 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8160 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8161 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8163 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8165 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8167 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8168 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8171 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8174 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8176 PR rtl-optimization/40924
8177 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8178 make sure canon_rtx (mem_address) isn't simpler than
8179 canon_rtx (expanded_mem_address).
8181 2009-08-05 Li Feng <nemokingdom@gmail.com>
8183 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8185 (build_scop_drs): Build alias set for each SCoP.
8187 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8189 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8190 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8191 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8192 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8193 (BASE_DRIVER_SELF_SPECS): Likewise.
8195 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8197 * tree-ssa-alias.c: Fix some comment typos.
8199 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8201 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8202 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8204 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8207 * simplify-rtx.c (simplify_binary_operation_1): Disable
8208 simplifications for decimal float operations.
8210 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8213 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8214 operand of INDIRECT_REF.
8216 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8218 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8219 constants referencing TLS symbols.
8221 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8223 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8224 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8226 2009-08-03 Richard Guenther <rguenther@suse.de>
8228 * tree.c (make_vector_type): Build a main variant first,
8229 get the canonical one and then build the variant.
8230 * tree-ssa.c (useless_type_conversion_p_1): Handle
8232 (useless_type_conversion_p): Conversions to pointers to
8233 incomplete record types are useless.
8235 2009-08-03 Richard Guenther <rguenther@suse.de>
8237 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8238 file will be created.
8239 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8240 * toplev.c (compile_file): Adjust comment.
8242 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8244 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8245 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8246 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8247 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8248 (sh_promote_function_mode): Fix typo.
8250 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8252 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8254 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8256 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8257 declaration arguments.
8259 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8261 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8262 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8263 (ix86_split_ashl): Ditto.
8264 (ix86_expand_vector_init_one_nonzero): Ditto.
8265 (ix86_expand_vector_set): Ditto.
8266 (ix86_expand_reduc_v4sf): Ditto.
8268 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8270 * explow.c (promote_function_mode): Remove assert.
8271 * config/sh/sh.c (sh_promote_function_mode): Declare.
8273 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8275 * config/pa/pa.c (pa_promote_function_mode): Declare.
8276 Change to static. Fix promote_mode call.
8278 * gthr-dce.h (CONST_CAST2): Define if not defined.
8279 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8281 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8283 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8285 * expr.c (store_constructor): Use promote_decl_mode. Remove
8286 now write-only variable unsignedp.
8287 (expand_expr_real_1): Use promote_decl_mode.
8288 * expr.h (promote_function_mode, promote_decl_mode): New.
8289 (promote_mode): Remove last argument.
8290 * function.c (assign_temp): Drop last argument of promote_mode.
8291 (assign_parm_find_data_types): Use promote_function_mode.
8292 (assign_parm_setup_reg): Likewise.
8293 (expand_function_end): Use promote_function_mode.
8294 * calls.c (initialize_argument_information): Use promote_function_mode.
8295 (precompute_arguments): Use promote_mode instead of checking if
8296 only PROMOTE_FUNCTION_MODE is defined.
8297 (expand_call): When making sibcall decisions, use promote_function_mode.
8298 Below, remove an if for targetm.calls.promote_function_return and
8299 and use promote_function_mode.
8300 (emit_library_call_value_1): Use promote_function_mode, fix bug
8301 where promote_mode was passed FOR_CALL == 0 for a return value in an
8303 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8304 * explow.c (promote_function_mode, promote_decl_mode): New.
8305 (promote_mode): Keep only the FOR_CALL == 0 case.
8306 * combine.c (setup_incoming_promotion): Remove test of
8307 promote_function_args. Use promote_function_mode.
8308 * stmt.c (expand_value_return): Use promote_decl_mode.
8309 (expand_decl): Use promote_decl_mode.
8311 * expr.c (store_constructor): Use promote_decl_mode. Remove
8312 now write-only variable unsignedp.
8313 (expand_expr_real_1): Use promote_decl_mode.
8314 * expr.h (promote_function_mode, promote_decl_mode): New.
8315 (promote_mode): Remove last argument.
8316 * function.c (assign_temp): Drop last argument of promote_mode.
8317 (assign_parm_find_data_types): Use promote_function_mode.
8318 (assign_parm_setup_reg): Likewise.
8319 (expand_function_end): Use promote_function_mode.
8320 * calls.c (initialize_argument_information): Use promote_function_mode.
8321 (precompute_arguments): Use promote_mode instead of checking if
8322 only PROMOTE_FUNCTION_MODE is defined.
8323 (expand_call): When making sibcall decisions, use promote_function_mode.
8324 Below, remove an if for targetm.calls.promote_function_return and
8325 and use promote_function_mode.
8326 (emit_library_call_value_1): Use promote_function_mode, fix bug
8327 where promote_mode was passed FOR_CALL == 0 for a return value in an
8329 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8330 * explow.c (promote_function_mode, promote_decl_mode): New.
8331 (promote_mode): Keep only the FOR_CALL == 0 case.
8332 * combine.c (setup_incoming_promotion): Remove test of
8333 promote_function_args. Use promote_function_mode.
8334 * stmt.c (expand_value_return): Use promote_decl_mode.
8335 (expand_decl): Use promote_decl_mode.
8337 * explow.c (promote_function_mode): Just call the target hook.
8338 * targhooks.c (default_promote_function_mode,
8339 default_promote_function_mode_always_promote): New.
8340 * targhooks.h (default_promote_function_mode,
8341 default_promote_function_mode_always_promote): Declare.
8342 * target.h (promote_function_args, promote_function_return): Remove.
8343 (promote_function_mode): New.
8344 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8345 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8346 (TARGET_PROMOTE_FUNCTION_MODE): New.
8347 (TARGET_CALLS): Adjust.
8348 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8349 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8351 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8352 * config/s390/s390.c (s390_promote_function_mode): ... here,
8353 with pointer handling.
8354 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8355 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8357 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8358 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8359 with pointer handling.
8360 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8361 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8363 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8364 * config/sh/sh.c (sh_promote_function_mode): New.
8365 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8366 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8368 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8369 * config/cris/cris.c (cris_promote_function_mode): ... here.
8370 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8371 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8373 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8374 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8375 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8376 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8378 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8379 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8380 complex type handling.
8381 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8382 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8384 * config/pa/pa.c (pa_promote_function_mode): New.
8385 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8386 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8388 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8389 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8390 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8391 * config/xtensa/xtensa.c: Likewise.
8392 * config/stormy16/stormy16.c: Likewise.
8393 * config/iq2000/iq2000.c: Likewise.
8394 * config/rs6000/rs6000.c: Likewise.
8395 * config/picochip/picochip.c: Likewise.
8396 * config/arc/arc.c: Likewise.
8397 * config/mcore/mcore.c: Likewise.
8398 * config/score/score.c: Likewise.
8399 * config/mips/mips.c: Likewise.
8400 * config/bfin/bfin.c: Likewise.
8401 * config/ia64/ia64.c: Likewise (disabled though).
8403 * config/frv/frv.h: Remove pointless remark.
8405 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8406 TARGET_PROMOTE_FUNCTION_ARGS,
8407 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8408 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8410 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8412 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8413 -floop-parallelize-all.
8414 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8415 flag_loop_parallelize_all.
8416 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8417 * graphite.c (graphite_transform_loops): Same.
8419 * graphite-poly.c (apply_poly_transforms): Same.
8421 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8423 PR tree-optimization/40914
8424 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8425 if set, then check the delta field of the PMF record.
8426 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8427 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8428 call is stored in the delta.
8430 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8432 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8434 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8436 * config/i386/bsd.h (ASM_BYTE): New define.
8437 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8438 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8439 .byte. Use fputs or putc instead of fprintf where appropriate.
8440 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8441 fputs or putc instead of fprintf where appropriate.
8442 * config/i386/i386elf.h: Ditto.
8443 * config/i386/sysv4.h: Ditto.
8445 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8446 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8447 (*tls_global_dynamic_64): Ditto.
8449 2009-07-31 Christian Bruel <christian.bruel@st.com>
8451 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8453 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8455 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8456 Remove dead code for MINUS.
8458 2009-07-31 Anthony Green <green@moxielogic.com>
8460 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8462 (moxie_expand_epilogue): Ditto for epilogue.
8463 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8465 (moxie_function_arg): Ditto.
8466 (moxie_pass_by_reference): Ditto.
8467 (moxie_arg_partial_bytes): Ditto.
8468 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8469 (FUNCTION_ARG_ADVANCE) Ditto.
8470 (REG_PARM_STACK_SPACE) Ditto.
8471 (FUNCTION_ARG_REGNO_P) Dito.
8473 * config.gcc: Add moxie linux config support.
8474 * gcc/config/moxie/uclinux.h: New file.
8476 2009-07-31 DJ Delorie <dj@redhat.com>
8478 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8479 (UNSPECV_SP_SWITCH_E): New.
8480 (sp_switch_1): Change to an unspec.
8481 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8483 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8484 reference the new stack's address
8486 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8488 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8489 graphite-clast-to-gimple.o, graphite-dependences.o,
8490 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8491 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8492 (graphite-blocking.o,
8493 graphite-clast-to-gimple.o, graphite-dependences.o,
8494 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8495 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8496 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8497 * cfgloop.h (struct loop): Add can_be_parallel field.
8498 * common.opt (fgraphite-identity): Moved up.
8499 (fgraphite-force-parallel): New flag.
8500 * graphite.c: Rewrite.
8501 * graphite.h: Rewrite.
8502 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8504 * toplev.c (graphite_out_file): New file descriptor.
8505 (graphite_in_file): New.
8506 (process_options): flag_graphite_force_parallel cannot be used without
8508 * tree-ssa-loop.c: Include toplev.h.
8509 (gate_graphite_transforms): Enable flag_graphite for
8510 flag_graphite_force_parallel.
8512 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8514 * ChangeLog.graphite: New.
8515 * graphite-blocking.c: New.
8516 * graphite-clast-to-gimple.c: New.
8517 * graphite-clast-to-gimple.h: New.
8518 * graphite-dependences.c: New.
8519 * graphite-dependences.h: New.
8520 * graphite-interchange.c: New.
8521 * graphite-poly.c: New.
8522 * graphite-poly.h: New.
8523 * graphite-ppl.c: New.
8524 * graphite-ppl.h: New.
8525 * graphite-scop-detection.c: New.
8526 * graphite-scop-detection.h: New.
8527 * graphite-sese-to-poly.c: New.
8528 * graphite-sese-to-poly.h: New.
8532 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8534 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8535 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8537 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8539 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8540 (scev_is_linear_expression): Return false if the evolution is not
8541 affine multivariate.
8543 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8545 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8546 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8548 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8550 * tree-data-ref.c (debug_data_references): New.
8551 (debug_data_reference): New.
8552 * tree-data-ref.h (debug_data_references): Declared.
8553 (debug_data_reference): Declared.
8555 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8557 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8558 * tree-data-ref.h (scop_p): Removed.
8559 (struct data_reference): Remove field scop.
8561 (stmt_simple_memref_p): Removed.
8563 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8565 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8566 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8569 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8571 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8573 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8575 * doc/invoke.texi (-fgraphite-identity): Documented.
8577 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8579 * tree-scalar-evolution.c: Fix comment.
8580 (instantiate_scev_1): Return unknow from scev instantiation if the
8581 result is not above instantiate_below.
8583 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8585 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8586 static anymore. Instantiate the symbols that may have been introduced
8588 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8591 2009-07-30 DJ Delorie <dj@redhat.com>
8593 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8594 .vliw directive to VLIW sections.
8596 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8598 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8600 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8601 (AUTOHEADER): New variable.
8602 ($(srcdir)/cstamp-h.in): Use it.
8604 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8605 Pat Haugen <pthaugen@us.ibm.com>
8606 Revital Eres <ERES@il.ibm.com>
8608 * config/rs6000/vector.md (VEC_F): Add VSX support.
8612 (vector_load_<mode>): Ditto.
8613 (vector_store_<mode>): Ditto.
8614 (vector GPR move split): Ditto.
8615 (vec_reload_and_plus_<mptrsize>): Ditto.
8616 (vec_reload_and_reg_<mptrsize>): Ditto.
8617 (add<mode>3): Ditto.
8618 (sub<mode>3): Ditto.
8619 (mul<mode>3): Ditto.
8620 (neg<mode>2): Ditto.
8621 (abs<mode>2): Ditto.
8622 (smin<mode>3): Ditto.
8623 (smax<mode>3): Ditto.
8624 (vector_eq<mode>): Ditto.
8625 (vector_gt<mode>): Ditto.
8626 (vector_ge<mode>): Ditto.
8627 (vector_gtu<mode>): Ditto.
8628 (vector_select_<mode>_uns): Ditto.
8629 (vector_eq_<mode>_p): Ditto.
8630 (vector_gt_<mode>_p): Ditto.
8631 (vector_ge_<mode>_p): Ditto.
8632 (vector_gtu_<mode>_p): Ditto.
8633 (cr6_test_for_zero): Ditto.
8634 (cr6_test_for_zero_reverse): Ditto.
8635 (cr6_test_for_lt): Ditto.
8636 (cr6_test_for_lt_reverse): Ditto.
8637 (xor<mode>3): Ditto.
8638 (ior<mode>3): Ditto.
8639 (and<mode>3): Ditto.
8640 (one_cmpl<mode>2): Ditto.
8641 (nor<mode>2): Ditto.
8642 (andc<mode>2): Ditto.
8643 (float<VEC_int<mode>2): Ditto.
8644 (unsigned_float<VEC_int><mode>2): Ditto.
8645 (fix_trunc<mode><VEC_int>2): Ditto.
8646 (fixuns_trunc<mode><VEC_int>2): Ditto.
8648 (vec_set<mode>): Ditto.
8649 (vec_extract<mode>): Ditto.
8650 (vec_interleave_highv4sf): Ditto.
8651 (vec_interleave_lowv4sf): Ditto.
8652 (vec_realign_load_<mode>): Ditto.
8653 (vec_shl_<mode>): Ditto.
8654 (vec_shr_<mode>): Ditto.
8655 (div<mode>3): New patterns for VSX.
8656 (vec_interleave_highv2df): Ditto.
8657 (vec_interleave_lowv2df): Ditto.
8658 (vec_pack_trunc_v2df): Ditto.
8659 (vec_pack_sfix_trunc_v2df): Ditto.
8660 (vec_pack_ufix_trunc_v2df): Ditto.
8661 (vec_unpacks_hi_v4sf): Ditto.
8662 (vec_unpacks_lo_v4sf): Ditto.
8663 (vec_unpacks_float_hi_v4si): Ditto.
8664 (vec_unpacks_float_lo_v4si): Ditto.
8665 (vec_unpacku_float_hi_v4si): Ditto.
8666 (vec_unpacku_float_lo_v4si): Ditto.
8667 (movmisalign<mode>): Ditto.
8668 (vector_ceil<mode>2): New patterns for vectorizing math library.
8669 (vector_floor<mode>2): Ditto.
8670 (vector_btrunc<mode>2): Ditto.
8671 (vector_copysign<mode>3): Ditto.
8673 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8674 predicate for setting the high bit in each word, used for copysign.
8676 * config/rs6000/ppc-asm.h (f19): Whitespace.
8677 (f32-f63): Define if VSX.
8678 (v0-v31): Define if Altivec.
8679 (vs0-vs63): Define if VSX.
8681 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8683 * config/rs6000/power7.md: New file, provide tuning parameters for
8686 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8687 (rs6000_cpu_cpp_builtins): Ditto.
8688 (altivec_overloaded_builtins): Ditto.
8689 (altivec_resolve_overloaded_builtin): Ditto.
8691 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8692 debug switch to disable vectorizing simple math builtin
8695 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8696 Vectorize simple math builtin functions.
8697 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8698 hook to vectorize math builtins.
8699 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8700 (rs6000_builtin_conversion): Add VSX/power7 support.
8701 (rs6000_builtin_vec_perm): Ditto.
8702 (vsplits_constant): Add support for loading up a vector constant
8703 with just the high bit set in each part.
8704 (rs6000_expand_vector_init): Add VSX/power7 support.
8705 (rs6000_expand_vector_set): Ditto.
8706 (rs6000_expand_vector_extract): Ditto.
8707 (rs6000_emit_move): Ditto.
8708 (bdesc_3arg): Ditto.
8709 (bdesc_2arg): Ditto.
8710 (bdesc_1arg): Ditto.
8711 (rs6000_expand_ternop_builtin): Ditto.
8712 (altivec_expand_builtin): Ditto.
8713 (rs6000_expand_unop_builtin): Ditto.
8714 (rs6000_init_builtins): Ditto.
8715 (altivec_init_builtins): Ditto.
8716 (builtin_function_type): Ditto.
8717 (rs6000_common_init_builtins): Ditto.
8718 (rs6000_handle_altivec_attribute); Ditto.
8719 (rs6000_mangle_type): Ditto.
8720 (rs6000_vector_mode_supported_p): Ditto.
8721 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8724 * config/rs6000/vsx.md: New file for VSX support.
8726 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8727 identifing values with just the most significant bit set.
8728 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8729 vectorized builtins.
8731 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8732 (UNSPEC_VRFIM): Delete.
8733 (splitter for loading up vector with most significant bit): New
8734 splitter for vectorizing copysign.
8735 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8736 vectorizing simple math functions.
8737 (altivec_vrfip): Add support for vectorizing simple math functions.
8738 (altivec_vrfim): Ditto.
8739 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8741 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8742 (power7.md, vsx.md): Include for power7 support.
8743 (copysigndf3): Use VSX instructions if -mvsx.
8744 (negdf2_fpr): Ditto.
8745 (absdf2_fpr): Ditto.
8746 (nabsdf2_fpr): Ditto.
8747 (adddf3_fpr): Ditto.
8748 (subdf3_fpr): Ditto.
8749 (muldf3_fpr): Ditto.
8750 (divdf3_fpr): Ditto.
8751 (fix_truncdfdi2_fpr): Ditto.
8752 (cmpdf_internal1): Ditto.
8753 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8754 (btruncdf2, btruncdf2_fpr): Ditto.
8755 (ceildf2, ceildf2_fpr): Ditto.
8756 (floordf2, floordf2_fpr): Ditto.
8757 (floatdidf2, floatdidf2_fpr): Ditto.
8758 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8759 (fmsubdf4_fpr): Ditto.
8760 (fnmadddf4_fpr_1): Ditto.
8761 (fnmadddf4_fpr_2): Ditto.
8762 (fnmsubdf4_fpr_1): Ditto.
8763 (fnmsubdf4_fpr_2): Ditto.
8764 (fixuns_truncdfdi2): Add expander for VSX support.
8765 (fix_truncdfdi2): Ditto.
8766 (fix_truncdfsi2): Ditto.
8768 (btruncsf2): Whitespace.
8769 (movdf_hardfloat32): Add support for VSX registers.
8770 (movdf_softfloat32): Ditto.
8771 (movdf_hardfloat64): Ditto.
8772 (movdf_hardfloat64_mfpgpr): Ditto.
8773 (movdf_softfloat64): Ditto.
8774 (movti splitters): Add check for vector registers supporting
8775 TImode in the future.
8776 (bpermd): Add power7 bpermd instruction.
8778 * config/rs6000/altivec.h (vec_div): Define if VSX.
8782 (vec_nearbyint): Ditto.
8785 (all predicates): Use the generic builtin function, and not the V4SF
8786 specific function so that the predicates will work with VSX's V2DF.
8790 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8791 Document new VSX functions and types.
8793 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8796 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8797 "wa", and "j" constraints. Modify "v" to talk about Altivec
8798 instead of just vector.
8800 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8803 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8804 location for phi arguments.
8805 (rewrite_update_phi_arguments): Find locations for reaching defs.
8806 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8807 Add location to add_phi_arg calls.
8808 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8809 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8810 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8811 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8812 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8813 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8814 * tree-phinodes.c (make_phi_node): Initialize location.
8815 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8816 (add_phi_arg): Add location parameter.
8817 (remove_phi_arg_num): Move location when moving phi argument.
8818 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8820 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8821 slpeel_update_phi_nodes_for_guard1,
8822 slpeel_update_phi_nodes_for_guard2,
8823 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8824 vect_loop_versioning): Set locations.
8825 * tree-parloops.c (create_phi_for_local_result,
8826 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8827 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8828 * tree-vect-loop.c (get_initial_def_for_induction,
8829 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8831 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8832 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8833 (gimple_phi_arg_set_location): New. Set locus.
8834 (gimple_phi_arg_has_location): New. Check for locus.
8835 (redirect_edge_var_map_location): New. Return locus from var_map.
8836 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8837 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8838 combining PHI arguments.
8839 (cond_store_replacement): Set location.
8840 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8841 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8842 scop_add_exit_phis_edge): Add locations.
8843 * tree-cfgcleanup.c (remove_forwarder_block,
8844 remove_forwarder_block_with_phi): Add locations.
8845 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8846 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8848 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8849 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8850 flush_pending_stmts): Add source location.
8851 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8852 stack to preserve locations.
8853 * tree-vect-stmts.c (vectorizable_load): Add location.
8854 * tree-inline.c (copy_phis_for_bb): Copy locus.
8855 (setup_one_parameter): Add call locus to inlined parameter stmts.
8856 (initialize_inlined_parameters): Pass in call location as parameter
8858 (tree_function_versioning): Pass location to setup_one_parameter.
8859 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8860 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8861 copy and edge lists.
8862 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8863 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8864 locus parameter and override the stmt default if provided.
8865 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8866 elim_graph_add_edge, elim_graph_remove_succ_edge,
8867 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8868 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8869 eliminate_phi): Add locus info in elimination graph for each edge and
8871 (insert_backedge_copies): Copy locus if present.
8872 * tree-flow.h (struct _edge_var_map): Add locus field.
8873 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8874 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8875 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8877 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8879 2009-07-30 Martin Jambor <mjambor@suse.cz>
8881 PR tree-optimization/40570
8882 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8885 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8887 * ssa-loop-manip.c: Include langhooks.h.
8888 (rewrite_phi_with_iv): New.
8889 (rewrite_all_phi_nodes_with_iv): New.
8890 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8891 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8892 * tree-parloops.c (loop_parallel_p): Move out all conditions
8893 except dependency check.
8894 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8895 (gen_parallel_loop): Call canonicalize_loop_ivs without
8896 reduction_list argument.
8897 (build_new_reduction): New.
8898 (gather_scalar_reductions): New.
8899 (try_get_loop_niter): New.
8900 (try_create_reduction_list): New.
8901 (parallleize_loops): Change the parallel conditions check.
8902 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8903 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8905 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8907 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8909 * doc/options.texi (Option properties): Mention new quoting syntax.
8911 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8913 * config/alpha/alpha.c (alpha_start_function):
8914 Handle VMS_DEBUG_MAIN_POINTER
8915 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8916 * doc/invoke.texi: Document -mdebug-main switch.
8918 2009-07-29 Richard Henderson <rth@redhat.com>
8920 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8921 (cgraph_create_edge_including_clones): Likewise.
8922 * tree-inline.c (copy_bb): Operate on the correct edges
8923 when updating the callgraph.
8925 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8927 * config/alpha/vms-cc.c: Deleted.
8928 * config/alpha/vms-ld.c: Deleted.
8929 * config/alpha/t-vms64: Moved to config/vms
8930 * config/alpha/vms-crt0-64.c: Moved to config/vms
8931 * config/alpha/vms-crt0.c: Moved to config/vms
8932 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8933 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8934 * config/alpha/xm-vms.h: Moved to config/vms
8935 * config/alpha/x-vms: Moved to config/vms
8936 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8938 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8939 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8941 * config/vms/t-vms64: Moved here from config/alpha
8942 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8943 (argc,argv,envp): Enforce 32bit malloc'ing.
8944 * config/vms/vms-psxcrt0-64.c: Likewise.
8945 * config/vms/vms-crt0.c: Moved here from config/alpha.
8946 * config/vms/vms-psxcrt0.c: Likewise.
8947 * config/vms/vms-crtl-64.h: New file.
8948 * config/vms/vms-crtl.h: New file.
8949 * config/vms/vms.opt: New file.
8950 * config/vms/xm-vms64.h: New file.
8951 * config/vms/xm-vms.h: Moved here from config/alpha.
8952 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8954 * config/vms/x-vms: Moved here from config/alpha.
8955 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8956 (vms-ld.o, vms-cc.o): Removed.
8957 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8959 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8961 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8962 correct stack (obvious VMS fix).
8964 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8966 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8967 date, version info if VMS_DEBUGGING_INFO defined.
8968 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8969 size, date calculating code moved here.
8971 2009-07-29 Paul Brook <paul@codesourcery.com>
8973 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8976 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8979 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8980 to DImode when generating insq_le insn.
8982 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8984 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8985 New macro set for VMS_DEBUGGGING_INFO.
8986 (AT_string_form): Use it.
8988 2009-07-28 DJ Delorie <dj@redhat.com>
8990 * config/mep/mep.c (vtext_section): New.
8991 (vftext_section): New.
8992 (ftext_section): New.
8993 (mep_select_section): Add support for functions.
8994 (mep_unique_section): Likewise.
8995 (mep_asm_init_sections): Likewise.
8996 (mep_encode_section_info): Remove it from here.
8998 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9000 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9002 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9003 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9005 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9007 * dwarf2out.c (output_file_names): Test new macro
9008 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9009 (add_comp_dir_attribute): Likewise.
9011 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9013 * config/i386/mingw-w64.h (LINK_SPEC): Add
9014 separating space between commands.
9016 2009-07-28 Jan Hubicka <jh@suse.cz>
9018 PR tree-optimization/40759
9019 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9022 2009-07-27 DJ Delorie <dj@redhat.com>
9024 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9025 types are dword-aligned.
9026 (mep_expand_va_start): Likewise.
9028 2009-07-27 Olivier Hainque <hainque@adacore.com>
9029 Douglas B Rupp <rupp@gnat.com>
9031 * convert.c (convert_to_pointer): Don't assume the target
9032 pointer type is POINTER_SIZE long. Fetch its precision instead.
9034 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9036 * system.h (fopen): Undefine if macro.
9038 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9040 * dwarf2out.c (output_cfi_p): Removed.
9041 (output_cfis): New function.
9042 (output_fde): New function, split from output_call_frame_info.
9043 (output_call_frame_info): Use it.
9044 (dwarf2out_switch_text_section): Use output_cfis.
9046 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9048 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9049 TARGET_BI_ARCH is specified without enabling SJLJ.
9050 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9051 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9053 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9055 * arm.md (negdi2): Use DImode if forcing a value into a register.
9057 2009-07-26 Ira Rosen <irar@il.ibm.com>
9059 PR tree-optimization/40801
9060 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9061 of vector operand from the previous copy of vector statement.
9062 Pass the correct definition type value to
9063 vect_get_vec_def_for_stmt_copy().
9065 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9067 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9068 const char ** conversion.
9070 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9072 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9073 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9074 (gcc_unreachable): Invoke __builtin_unreachable() if
9075 !ENABLE_ASSERT_CHECKING.
9077 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9079 PR rtl-optimization/40445
9080 * emit-rtl.c (next_nonnote_insn_bb): New function.
9081 * rtl.h (next_nonnote_insn_bb): Declare new function.
9082 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9083 with no successors that is the successor of the ENTRY_BLOCK.
9084 Continue from the top after removing an empty fallthrough block.
9085 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9086 of next_nonnote_insn.
9088 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9090 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9092 2009-07-25 Martin Jambor <mjambor@suse.cz>
9094 * c-common.c (c_common_attribute_table): New element for noclone.
9095 (handle_noclone_attribute): New function. Forward-declare.
9096 * tree-inline.c (tree_versionable_function_p): Check for noclone
9098 * doc/extend.texi (Labels as Values): Document need for noclone.
9099 (Function Attributes): Document noclone attribute.
9101 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9103 PR rtl-optimization/34999
9104 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9105 and dw_fde_switched_cold_to_hot fields.
9106 (output_cfi_p): New function.
9107 (output_call_frame_info): If fde->dw_fde_switched_sections,
9108 output 2 FDEs instead of one with corrupted header.
9109 (dwarf2out_do_cfi_startproc): New function.
9110 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9111 and fde->dw_fde_switched_cold_to_hot.
9112 (dwarf2out_switch_text_section): Compute
9113 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9114 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9115 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9116 Otherwise, compute fde->dw_fde_switch_cfi.
9118 2009-07-24 Cary Coutant <ccoutant@google.com>
9120 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9122 2009-07-24 Cary Coutant <ccoutant@google.com>
9124 * cfghooks.c (split_block): Copy discriminator to new block.
9125 * tree-cfg.c (assign_discriminator): Check location of last
9126 instruction in block as well as first.
9128 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9130 * config/i386/linux.c: Use fputs or putc instead of fprintf
9132 * config/i386/gas.h: Ditto.
9133 * config/i386/x86-64.h: Ditto.
9134 * config/i386/att.h: Ditto.
9136 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9138 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9141 2009-07-24 Martin Jambor <mjambor@suse.cz>
9143 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9144 (ipa_push_func_to_list_1): Declare.
9145 (ipa_push_func_to_list): New function.
9147 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9148 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9149 (ipa_push_func_to_list): Removed.
9150 (ipa_pop_func_from_list): Clear node_enqueued flag.
9152 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9154 * config/s390/s390.c (override_options): Default
9155 max-unrolled-insns to 100 for z10 tuning.
9157 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9159 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9160 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9161 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9162 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9163 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9164 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9165 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9167 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9169 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9170 use default set in mingw32.h header.
9171 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9172 64-bit /mingw/include path.
9173 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9176 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9178 PR rtl-optimization/40209
9179 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9181 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9183 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9184 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9185 with the rest of string where appropriate. Use fputs or putc
9186 instead of fprintf where appropriate.
9188 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9189 Pat Haugen <pthaugen@us.ibm.com>
9190 Revital Eres <ERES@il.ibm.com>
9192 * config/rs6000/vector.md: New file. Move most of the vector
9193 expander support here from altivec.md to allow for the VSX vector
9194 unit in the future. Add support for secondary_reload patterns.
9195 Rewrite the patterns for vector comparison, and vector comparison
9196 predicate instructions so that the RTL expresses the desired
9197 behavior, instead of using unspec.
9199 * config/rs6000/constraints.md ("f" constraint): Use
9200 rs6000_constraints to hold the precalculated register class.
9201 ("d" constraint): Ditto.
9202 ("wd" constraint): New constraint for VSX.
9203 ("wf" constraint): Ditto.
9204 ("ws" constraint): Ditto.
9205 ("wa" constraint): Ditto.
9206 ("wZ" constraint): Ditto.
9207 ("j" constraint): Ditto.
9209 * config/rs6000/predicates.md (vsx_register_operand): New
9211 (vfloat_operand): New predicate for vector.md.
9212 (vint_operand): Ditto.
9213 (vlogical_operand): Ditto.
9214 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9215 (easy_vector_constant): Add VSX support.
9216 (altivec_indexed_or_indirect_operand): New predicate for
9217 recognizing Altivec style memory references with AND -16.
9219 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9220 for vector secondary reload support.
9221 (rs6000_vector_reg_class): Delete, replacing it with
9223 (rs6000_vsx_reg_class): Ditto.
9224 (rs6000_constraints): New array to hold the register classes of
9225 each of the register constraints that can vary at runtime.
9226 (builtin_mode_to_type): New static array for builtin function type
9228 (builtin_hash_table): New static hash table for builtin function
9230 (TARGET_SECONDARY_RELOAD): Define target hook.
9231 (TARGET_IRA_COVER_CLASSES): Ditto.
9232 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9233 registers are 128 bits if VSX memory reference instructions are used.
9234 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9236 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9237 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9238 Print several of the scheduling related parameters.
9239 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9240 rs6000_constraints instead of rs6000_vector_reg_class. Move
9241 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9242 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9243 Altivec. Add VSX support. Setup for secondary reload support on
9244 Altivec/VSX registers.
9245 (rs6000_override_options): Make power7 set the scheduling groups
9246 like the power5. Add support for new debug switches to override
9247 the scheduling defaults. Temporarily disable -mcpu=power7 from
9248 setting -mvsx. Add support for debug switches -malways-hint,
9249 -msched-groups, and -malign-branch-targets.
9250 (rs6000_buitlin_conversion): Add support for returning unsigned
9251 vector conversion functions to fix regressions due to stricter
9253 (rs6000_builtin_mul_widen_even): Ditto.
9254 (rs6000_builtin_mul_widen_odd): Ditto.
9255 (rs6000_builtin_vec_perm): Ditto.
9256 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9257 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9259 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9261 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9262 VSX types for bit operations. Changes to accomidate vector.md.
9263 (bdesc_2arg): Ditto.
9264 (bdesc_1arg): Ditto.
9265 (struct builtin_description_predicates): Rewrite predicate
9266 handling so that RTL describes the operation, instead of passing
9267 the instruction to be used as a string argument.
9268 (bdesc_altivec_preds): Ditto.
9269 (altivec_expand_predicate_builtin): Ditto.
9270 (altivec_expand_builtin): Ditto.
9271 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9272 statement for vsldoi support.
9273 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9274 (altivec_expand_st_builtin): Ditto.
9275 (paired_expand_builtin): Whitespace changes.
9276 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9277 builtin_mode_to_type table for secondary reload. Call
9278 builtin_function_type to build random builtin functions.
9279 (altivec_init_builtins): Change to use builtin_function_type to
9280 create builtin function types dynamically as we need them.
9281 (builtin_hash_function): New support for hashing the tree types
9282 for builtin function as we need it, rather than trying to build
9283 all of the trees that we need. Add initial preliminary VSX support.
9284 (builtin_function_type): Ditto.
9285 (builtin_function_eq): Ditto.
9286 (builtin_hash_struct): Ditto.
9287 (rs6000_init_builtins): Ditto.
9288 (rs6000_common_init_builtins): Ditto.
9289 (altivec_init_builtins): Ditto.
9290 (rs6000_common_init_builtins): Ditto.
9291 (enum reload_reg_type): New enum for simplifing reg classes.
9292 (rs6000_reload_register_type): Simplify register classes into GPR,
9293 Vector, and other registers. Altivec and VSX addresses in reload.
9294 (rs6000_secondary_reload_inner): Ditto.
9295 (rs6000_ira_cover_classes): New target hook, that returns the
9296 appropriate cover classes, based on -mvsx being used or not.
9297 (rs6000_secondary_reload_class): Add VSX support.
9298 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9299 (get_vsel_insn): Ditto.
9300 (rs6000_emit_vector_compare): Rewrite vector conditional support
9301 so that where we can, we use RTL operators, instead of blindly use
9303 (rs6000_emit_vector_select): Ditto.
9304 (rs6000_emit_vector_cond_expr): Ditto.
9305 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9306 (create_TOC_reference): Add -mdebug=addr support.
9307 (emit_frame_save): VSX loads/stores need register indexed addressing.
9309 * config/rs6000/rs6000.md: Include vector.md.
9311 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9313 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9314 support for V2DI, V2DF in logical, permute, select operations.
9316 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9317 switch for vsx/power7.
9318 (-mvsx-scalar-memory): Ditto.
9319 (-mvsx-align-128): Ditto.
9320 (-mallow-movmisalign): Ditto.
9321 (-mallow-df-permute): Ditto.
9322 (-msched-groups): Ditto.
9323 (-malways-hint): Ditto.
9324 (-malign-branch-targets): Ditto.
9326 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9328 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9329 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9330 (rs6000_vector_reg_class): Delete.
9331 (rs6000_vsx_reg_class): Ditto.
9332 (enum rs6000_reg_class_enum): New enum for the constraints that
9333 vary based on target switches.
9334 (rs6000_constraints): New array to hold the register class for all
9335 of the register constraints that vary based on the switches used.
9336 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9337 (enum rs6000_builtins): Add unsigned varients for the builtin
9338 declarations returned by target hooks for expanding multiplies,
9339 select, and permute operations. Add VSX builtins.
9340 (enum rs6000_builtin_type_index): Add entries for VSX.
9341 (V2DI_type_node): Ditto.
9342 (V2DF_type_node): Ditto.
9343 (unsigned_V2DI_type_node): Ditto.
9344 (bool_long_type_node): Ditto.
9345 (intDI_type_internal_node): Ditto.
9346 (uintDI_type_internal_node): Ditto.
9347 (double_type_internal_node): Ditto.
9349 * config/rs6000/altivec.md (whole file): Move all expanders to
9350 vector.md from altivec.md. Rename insn matching functions to be
9352 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9353 (altivec_vcmp*): Ditto.
9354 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9355 (VM): New iterator for moves that includes the VSX types.
9356 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9357 (altivec_vperm_<mode>_uns): New, for unsigned types.
9358 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9359 (altivec_eq<mode>): Ditto.
9360 (altivec_gt<mode>): Ditto.
9361 (altivec_gtu<mode>): Ditto.
9362 (altivec_eqv4sf): Ditto.
9363 (altivec_gev4sf): Ditto.
9364 (altivec_gtv4sf): Ditto.
9365 (altivec_vcmpbfp_p): Ditto.
9367 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9369 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9372 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9375 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9376 ASM_SHORT instead of .word.
9377 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9378 instead of .word in asm template.
9380 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9383 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9384 (process_bb_node_lives): Use it.
9386 * ira.c (setup_cover_and_important_classes): Don't setup
9387 ira_important_class_nums. Add cover classes to the end of
9389 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9391 (find_reg_class_closure): Use reorder_important_classes.
9393 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9395 * config/i386/i386.c (i386_ira_cover_classes): New function.
9396 (TARGET_IRA_COVER_CLASSES): Redefine.
9398 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9399 importance of order of cover classes in the array.
9401 2009-07-22 Diego Novillo <dnovillo@google.com>
9403 * tree-pass.h (TDF_EH): Define.
9404 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9405 contains TDF_EH, print the EH region number holding GS.
9406 * tree-dump.c (dump_options): Add "eh".
9407 * doc/invoke.texi: Document it.
9409 2009-07-22 Doug Kwan <dougkwan@google.com>
9411 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9413 2009-07-22 Michael Matz <matz@suse.de>
9415 PR tree-optimization/35229
9416 PR tree-optimization/39300
9418 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9419 (inhibit_phi_insertion): New function.
9420 (insert_into_preds_of_block): Call it for REFERENCEs.
9421 (init_pre): Initialize and finalize scalar evolutions.
9422 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9424 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9426 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9427 Use CONST_VECTOR_NUNITS to determine number of elements.
9429 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9431 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9432 (U, W): Constraints are now deprecated and will be removed if we
9434 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9436 ("prefetch"): Add the stcmh instruction for prefetching.
9437 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9439 (s390_short_displacement): Return always true if compiling for
9440 machines not providing the long displacement facility.
9441 (s390_mem_constraint): Support the new constraint letter Z.
9442 (s390_check_qrst_address): New function.
9444 2009-07-21 DJ Delorie <dj@redhat.com>
9446 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9449 2009-07-21 Jason Merrill <jason@redhat.com>
9451 * c-common.c (max_tinst_depth): Increase default to 1024.
9453 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9455 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9456 (vec_unpacku_float_lo_v4si): Ditto.
9458 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9461 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9462 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9463 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9464 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9466 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9468 PR tree-optimization/40813
9469 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9472 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9474 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9475 with a NOP_EXPR if needed.
9477 2009-07-21 Paul Brook <paul@codesourcery.com>
9479 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9480 Terminate debug dump with newline.
9482 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9484 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9485 Cast "1" to unsigned HOST_WIDE_INT.
9486 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9487 deposit length to the maximum length - lsb. Extend length if
9488 HOST_BITS_PER_WIDE_INT is 32.
9490 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9492 * cgraph.h (constant_pool_htab): New function.
9493 (constant_descriptor_tree): Move from varasm.c.
9494 * varasm.c (constant_pool_htab): New function.
9495 (constant_descriptor_tree): Move to cgraph.h.
9497 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9499 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9501 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9503 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9506 2009-07-20 Xinliang David Li <davidxl@google.com>
9508 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9510 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9512 * config/mips/mips.md (move_type): Add arith.
9513 (type): Handle arith.
9514 (zero_extendsidi2): Rename this into ...
9515 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9516 (zero_extendsidi2): New expander.
9517 (*zero_extendsidi2_dext): New pattern.
9519 2009-07-20 Nick Clifton <nickc@redhat.com>
9521 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9522 to set MIPS_ABI_DEFAULT.
9523 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9525 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9527 * tree-object-size.c (addr_object_size): Handle unions with
9528 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9530 PR tree-optimization/40792
9531 * tree.c (build_function_type_skip_args): Remove bogus assert.
9533 2009-07-20 Jan Hubicka <jh@suse.cz>
9534 Martin Jambor <mjambor@suse.cz>
9536 * cgraph.h (combined_args_to_skip): New field.
9537 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9538 combined_args_to_skip and args_to_skip.
9539 * tree-inline.c (update_clone_info): New function.
9540 (tree_function_versioning): Call update_clone_info.
9541 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9543 (cgraph_materialize_all_clones): More extensive dumping, working
9544 with combined_args_to_skip rather than args_to_skip.
9546 2009-07-20 Ira Rosen <irar@il.ibm.com>
9548 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9549 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9550 (get_initial_def_for_reduction): Likewise.
9551 (vectorizable_reduction): Skip the check of first operand in case
9552 of COND_EXPR. Add check that it is outer loop vectorization if
9553 nested cycle was detected. Call vectorizable_condition() for
9554 COND_EXPR. If reduction epilogue cannot be created do not fail for
9555 nested cycles (if it is not double reduction). Assert that there
9556 is only one type in the loop in case of COND_EXPR. Call
9557 vectorizable_condition() to vectorize COND_EXPR.
9558 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9559 Add parameters. Allow nested cycles if called from
9560 vectorizable_reduction(). Use reduction vector variable if provided.
9561 (vect_analyze_stmt): Call vectorizable_reduction() before
9562 vectorizable_condition().
9563 (vect_transform_stmt): Update call to vectorizable_condition().
9565 2009-07-20 Christian Bruel <christian.bruel@st.com>
9567 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9568 * doc/invoke.texi (-mfmovd): Likewise.
9569 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9571 2009-07-20 Jan Hubicka <jh@suse.cz>
9573 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9574 when handling SSA name.
9576 2009-07-19 Jan Hubicka <jh@suse.cz>
9578 PR tree-optimization/40676
9579 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9580 virtual PHIs in empty BBs.
9582 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9584 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9585 re-expanded the compound use gen_lowpart instead to convert to the
9588 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9590 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9591 OUTER_CONST arguments.
9592 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9593 the new wider mode will be masked off.
9594 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9596 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9598 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9599 high-order bits are zero.
9601 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9603 * combine.c (simplify_shift_const_1): Split code to determine
9605 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9606 new bits shifted in are identical to the old sign bit.
9608 2009-07-18 Richard Guenther <rguenther@suse.de>
9611 * gimplify.c (gimplify_call_expr): Reject code using results from
9612 functions returning void.
9614 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9616 * doc/md.texi: Document the new PowerPC "es" constraint.
9617 Document that "m" can include automodified addresses on this target,
9618 and explain how %U must be used. Extend the "Q" and "Z" documentation
9619 to suggest "es" as well as "m".
9620 * config/rs6000/constraints.md (es): New memory constraint.
9621 (Q, Z): Update strings to match new documentation.
9623 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9625 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9626 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9627 * config/rs6000/predicates.md (volatile_mem_operand): Use
9628 offsettable_nonstrict_memref_p.
9629 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9630 (*floatunssidf2_internal): Likewise.
9631 (*fix_truncdfsi2_internal): Likewise.
9632 (*fix_trunctfsi2_internal): Likewise.
9634 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9636 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9638 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9640 2009-07-17 Richard Guenther <rguenther@suse.de>
9643 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9644 (pass_warn_unused_result): Likewise.
9645 (TODO_set_props): Remove.
9646 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9648 (pass_diagnose_omp_blocks): Define.
9649 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9650 (c_gimple_diagnostics_recursively): Remove.
9651 (finish_function): Do not call it.
9652 (c_write_global_declarations): Continue after errors.
9653 Finalize the CU here.
9654 * c-gimplify.c (c_genericize): Do not gimplify here.
9655 * c-common.c (c_warn_unused_result): Move ...
9656 * tree-cfg.c (do_warn_unused_result): ... here.
9657 (run_warn_unused_result): New function.
9658 (gate_warn_unused_result): New function.
9659 (pass_warn_unused_result): New pass.
9660 * c-common.h (c_warn_unused_result): Remove.
9661 * flags.h (flag_warn_unused_result): Declare.
9662 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9663 * opts.c (flag_warn_unused_result): Initialize to false.
9664 * toplev.c (compile_file): Add comment.
9665 * omp-low.c (create_omp_child_function): Do not register
9666 the function with the frontend.
9667 (diagnose_omp_structured_block_errors): Prepare to be
9668 called as optimization pass.
9669 (gate_diagnose_omp_blocks): New function.
9670 (pass_diagnose_omp_blocks): New pass.
9671 * cgraph.h (cgraph_optimize): Remove.
9672 (cgraph_analyze_function): Likewise.
9673 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9674 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9675 before their parents here.
9676 (cgraph_finalize_function): Not here.
9677 (cgraph_analyze_function): Gimplify functions here.
9678 (cgraph_finalize_compilation_unit): Continue after errors.
9679 Optimize the callgraph from here.
9680 (cgraph_optimize): Make static.
9681 * langhooks.c (write_global_declarations): Finalize the CU.
9682 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9683 (gimplify_function_tree): Assert we gimplify only once.
9684 Set PROP_gimple_any property.
9685 * tree-nested.c (gimplify_all_functions): New function.
9686 (lower_nested_functions): Gimplify all nested functions.
9687 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9688 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9689 and pass_diagnose_omp_blocks after gimplification. Do not
9690 set TODO_set_props on all_lowering_passes.
9691 (execute_one_pass): Do not handle TODO_set_props.
9692 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9693 (gimplify.o): Add tree-pass.h dependency.
9694 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9695 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9696 (unsave_r): Likewise.
9697 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9700 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9702 * doc/service.texi (Service): Restore previously removed link,
9703 which isn't broken after all.
9705 2009-07-17 Richard Guenther <rguenther@suse.de>
9707 PR tree-optimization/40321
9708 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9709 PHI nodes to the maximal set.
9710 (make_values_for_phi): Add PHI arguments to the maximal set.
9711 (execute_pre): Dump PHI_GEN and the maximal set.
9713 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9716 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9719 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9721 * doc/extend.texi (Nested Functions): Replace broken link with
9723 * doc/service.texi (Service): Remove broken link.
9725 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9728 * builtins.c (expand_builtin_memcmp): Use loc instead of
9729 EXPR_LOCATION (exp).
9730 (expand_builtin_strncmp): Likewise.
9732 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9733 Manuel López-Ibáñez <manu@gcc.gnu.org>
9736 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9737 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9738 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9739 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9740 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9741 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9742 tree-inline.c, c-common.c, c-common.h, gimple.c,
9743 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9744 convert.c: Add location argument to fold_{unary,binary,ternary},
9745 fold_build[123], build_call_expr, build_size_arg,
9746 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9747 fold_build1_initializer, fold_build2_initializer,
9748 fold_build3_initializer, fold_build_call_array,
9749 fold_build_call_array_initializer, fold_single_bit_test,
9750 omit_one_operand, omit_two_operands, invert_truthvalue,
9751 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9752 combine_comparisons, fold_builtin_*, fold_call_expr,
9753 build_range_check, maybe_fold_offset_to_address, round_up,
9756 2009-07-16 Jason Merrill <jason@redhat.com>
9759 * c-common.c (c_common_reswords): Add __is_standard_layout
9761 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9762 * doc/implement-cxx.texi: New.
9763 * doc/gcc.texi: Include it.
9765 2009-07-16 DJ Delorie <dj@redhat.com>
9767 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9768 compares that may be indirectly affected by previous instructions.
9770 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9772 * builtins.c (do_mpc_arg2): New.
9773 (fold_builtin_2): Fold builtin cpow.
9774 * real.h (HAVE_mpc_pow): New.
9776 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9778 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9779 comparison to skip unprofitable schedule
9781 2009-07-16 Simon Baldwin <simonb@google.com>
9783 * gcc.c (option_map): New flag -no-canonical-prefixes.
9784 * (display_help): Print help text for new flag.
9785 * (process_command): Move options translation and language specifics
9786 and handle new flag early. Use it to set a function pointer to a
9787 prefix builder. Replace make_relative_prefix calls with calls to
9788 the function pointed to. Ignore new flag in regular options handling.
9789 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9791 2009-07-15 DJ Delorie <dj@redhat.com>
9793 * config/mep/mep.md (sibcall_internal): Change register to avoid
9795 (sibcall_value_internal): Likewise.
9797 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9799 PR rtl-optimization/40710
9800 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9802 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9804 * config/mips/mips.md (*extenddi_truncate<mode>,
9805 *extendsi_truncate<mode>): Change type attribute to move_type
9806 with shift_shift. Split out code handling exts from here ...
9807 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9809 (*extendhi_truncateqi): Change type attribute to move_type with
9810 shift_shift. Split out code handling exts from here ...
9811 (*extendhi_truncateqi_exts): ... to this new pattern.
9813 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9815 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9816 instead of "and" with inverted sign bit mask value. Use
9817 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9818 Allocate registers only for operand 4 and operand 5.
9820 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9823 * fold-const.c (fold_cond_expr_with_comparison): When folding
9824 < and <= to MIN, make sure the MIN uses the same type as the
9825 comparison's operands.
9827 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9829 * arm.md (ior_xor): New code iterator.
9830 (split for ior/xor with shift and zero-extend): New split pattern.
9831 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9833 2009-07-15 Richard Guenther <rguenther@suse.de>
9835 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9838 2009-07-15 Richard Guenther <rguenther@suse.de>
9841 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9843 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9845 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9846 handle 2.6.30 kernel.
9848 2009-07-15 DJ Delorie <dj@redhat.com>
9850 * config/mep/mep.md (sibcall_internal): Change register to allow
9851 for 24-bit addresses.
9852 (sibcall_value_internal): Likewise.
9854 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9856 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9857 that are enabled/disabled by the flags introduced by a previous patch.
9859 2009-07-14 DJ Delorie <dj@redhat.com>
9861 * config/mep/mep.md (sibcall_internal): Include non-toggling
9863 (sibcall_value_internal): Likewise.
9865 2009-07-14 Taras Glek <tglek@mozilla.com>
9866 Rafael Espindola <espindola@google.com>
9868 * doc/sourcebuild.texi: Document install-plugin target.
9869 * configure.ac: Added install-plugin target to language makefiles.
9870 * configure: Regenerate.
9871 * Makefile.in: (install-plugin): Install more headers,
9872 depend on lang.install-plugin.
9874 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9876 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9879 2009-07-14 DJ Delorie <dj@redhat.com>
9881 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9882 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9883 * config/mep/mep.md (sibcall_internal): Change test from
9884 mep_vliw_mode_match to mep_vliw_jmp_match.
9885 (sibcall_value_internal): Likewise.
9887 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9889 * config/i386/sse.md (copysign<mode>3): New expander.
9890 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9891 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9892 Use ix86_build_const_vector.
9893 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9894 IX86_BUILTIN_CPYSGNPD.
9895 (builtin_description): Add __builtin_ia32_copysignps and
9896 __builtin_ia32_copysignpd.
9897 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9898 and BUILT_IN_COPYSIGNF.
9900 2009-07-13 Jason Merrill <jason@redhat.com>
9902 * builtins.c (can_trust_pointer_alignment): New fn.
9903 (get_pointer_alignment): Factor it out from here.
9904 * tree.h: Declare it.
9906 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9908 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9911 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9915 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9917 2009-07-14 Richard Guenther <rguenther@suse.de>
9918 Andrey Belevantsev <abel@ispras.ru>
9921 * cfgexpand.c (partition_stack_vars): Do not bother to update
9922 alias information when not optimizing.
9924 2009-07-14 Richard Guenther <rguenther@suse.de>
9925 Andrey Belevantsev <abel@ispras.ru>
9927 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9928 (pt_solution_set): Likewise.
9929 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9930 * tree-ssa-structalias.c (pt_solution_set): New function.
9931 * final.c (rest_of_clean_state): Free SSA data structures.
9932 * print-rtl.c (print_decl_name): Remove.
9933 (print_mem_expr): Implement in terms of print_generic_expr.
9934 * alias.c (ao_ref_from_mem): New function.
9935 (rtx_refs_may_alias_p): Likewise.
9936 (true_dependence): Query alias-export info.
9937 (canon_true_dependence): Likewise.
9938 (write_dependence_p): Likewise.
9939 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9941 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9942 (mem_expr_equal_p): Use operand_equal_p.
9943 (set_mem_attributes_minus_bitpos): Do not use
9944 component_ref_for_mem_expr.
9945 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9946 (update_alias_info_with_stack_vars): Likewise.
9947 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9948 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9949 explicitly nor clear stmt operands.
9950 Free the decl-to-pointer map.
9951 * tree-optimize.c (execute_free_datastructures): Do not free
9952 SSA data structures here.
9953 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9954 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9955 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9957 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9959 2009-07-13 DJ Delorie <dj@redhat.com>
9961 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9962 unrolling at the right iteration count.
9964 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9967 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9969 * haifa-sched.c (rank_for_schedule): Introduced flags to
9970 enable/disable individual scheduling heuristics.
9971 * common.opt: Introduced flags to enable/disable individual
9972 heuristics in the scheduler.
9973 * doc/invoke.texi: Introduced flags to enable/disable individual
9974 heuristics in the scheduler.
9976 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9978 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9979 config/i386/mingw-tls.c.
9980 * config/i386/mingw-tls.c: Removed.
9982 2009-07-13 Ira Rosen <irar@il.ibm.com>
9984 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9985 checks access only relevant statements.
9986 (vectorizable_reduction): Likewise.
9988 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9990 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9991 just for 32-bit case.
9993 2009-07-12 Jan Hubicka <jh@suse.cz>
9995 PR tree-optimization/40585
9996 * except.c (expand_resx_expr): When there already is resume
9997 instruction, produce linked list.
9998 (build_post_landing_pads): Assert that resume is empty.
9999 (connect_post_landing_pads): Handle resume lists.
10000 (dump_eh_tree): Dump resume list.
10002 2009-07-12 Ira Rosen <irar@il.ibm.com>
10004 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10005 with additional argument.
10006 * tree-vectorizer.h (enum vect_def_type): Add
10007 vect_double_reduction_def.
10008 (vect_is_simple_reduction): Add argument.
10009 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10011 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10012 vect_is_simple_reduction with additional argument.
10013 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10015 (reduction_code_for_scalar_code): Handle additional codes by
10016 returning ERROR_MARK for them. Fix comment and indentation.
10017 (vect_is_simple_reduction): Fix comment, add argument to specify
10018 double reduction. Detect double reduction.
10019 (get_initial_def_for_induction): Fix indentation.
10020 (get_initial_def_for_reduction): Fix comment and indentation.
10021 Handle double reduction. Create initial definitions that do not
10022 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10023 (vect_create_epilog_for_reduction): Fix comment, add argument to
10024 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10025 epilogue result extraction. Create double reduction phi node and
10026 replace relevant uses.
10027 (vectorizable_reduction): Call vect_is_simple_reduction with
10028 additional argument. Fix indentation. Update epilogue code treatment
10029 according to the changes in reduction_code_for_scalar_code. Check
10030 for double reduction. Call vect_create_epilog_for_reduction with
10031 additional argument.
10032 * tree-vect-stmts.c (process_use): Handle double reduction, update
10034 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10035 (vect_get_vec_def_for_operand): Likewise.
10037 2009-07-12 Danny Smith <dansmister@gmail.com>
10039 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10040 dllexport if !TREE_PUBLIC.
10041 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10043 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10045 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10046 (avr_extra_arch_macro) Remove declatation.
10047 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10048 (avr_extra_arch_macro) Declare as static.
10049 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10051 2009-07-11 Jan Hubicka <jh@suse.cz>
10053 PR middle-end/48388
10054 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10056 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10059 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10060 cold_in_std_section bits.
10061 (dwarf2out_begin_prologue): Initialize them.
10062 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10063 if already covered by text_section or cold_text_section range.
10065 PR rtl-optimization/40667
10066 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10067 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10068 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10069 * config/i386/i386.c (ix86_minimum_alignment): New function.
10070 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10071 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10072 * emit-rtl.c (gen_reg_rtx): Likewise.
10073 * function.c (assign_parms): Likewise. If nominal_type needs
10074 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10075 rather than passed_type's alignment.
10078 * function.c (assign_parm_setup_stack): Adjust
10079 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10080 from nominal_mode on big endian.
10082 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10084 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10086 2009-07-10 DJ Delorie <dj@redhat.com>
10088 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10090 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10092 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10094 (thumb2_cbnz): Likewise.
10096 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10099 * config.gcc (supported_defaults): Add synci.
10100 (with_synci): Add validation.
10101 (all_defaults): Add synci.
10102 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10105 * config/mips/mips.opt (msynci): New option.
10106 * config/mips/mips.c (mips_override_options): Warn on use of
10107 -msynci for targets that do now support it.
10108 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10110 * gcc/doc/invoke.texi (-msynci): Document the new option.
10111 * doc/install.texi (--with-synci): Document the new option.
10113 2009-07-10 Richard Guenther <rguenther@suse.de>
10115 PR tree-optimization/40496
10116 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10117 the PHI result with a compatible type.
10119 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10123 * c.opt (Wunused-result): New.
10124 * doc/invoke.texi: Document it.
10125 * c-common.c (c_warn_unused_result): Use it.
10127 2009-07-09 DJ Delorie <dj@redhat.com>
10129 * targhooks.c (default_target_can_inline_p): Rename from
10130 default_target_option_can_inline_p.
10131 * targhooks.h (default_target_can_inline_p): Likewise.
10132 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10133 TARGET_OPTION_CAN_INLINE_P.
10134 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10135 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10136 (mep_target_can_inline_p): Rename from
10137 mep_target_option_can_inline_p.
10140 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10141 registers used to pass vectors.
10143 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10145 2009-07-09 Tom Tromey <tromey@redhat.com>
10147 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10148 * config/mmix/mmix.c: Include dwarf2.h.
10149 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10150 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10151 * config/sh/sh.c: Include dwarf2.h.
10152 * config/i386/i386.c: Include dwarf2.h.
10153 * Makefile.in (DWARF2_H): Remove 'elf'.
10154 * except.c: Include dwarf2.h.
10155 * unwind-dw2.c: Include dwarf2.h.
10156 * dwarf2out.c: Include dwarf2.h.
10157 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10158 * unwind-dw2-fde.c: Include dwarf2.h.
10159 * dwarf2asm.c: Include dwarf2.h.
10161 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10163 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10164 (max_issue): Use it.
10165 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10167 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10168 (region_sched_info): Update.
10169 * sched-ebb.c (ebb_sched_info): Update.
10170 * modulo-sched.c (sms_sched_info): Update.
10171 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10173 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10175 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10177 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10179 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10181 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10183 PR middle-end/40692
10184 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10185 arg1 with arg01 if arg1 is already INTEGER_CST.
10187 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10189 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10190 Transform (and (truncate)) into (truncate (and)).
10192 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10194 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10195 creating LHS paradoxical subregs. Fix surrounding returns to
10196 use NULL_RTX rather than 0.
10198 2009-07-08 DJ Delorie <dj@redhat.com>
10200 * config/mep/mep.c: (mep_option_can_inline_p): New.
10201 (TARGET_OPTION_CAN_INLINE_P): Define.
10203 2009-07-08 Mark Wielaard <mjw@redhat.com>
10206 * dwarf2out.c (add_data_member_location_attribute): When we have
10207 only a constant offset don't emit a new location description using
10208 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10211 2009-07-08 Richard Henderson <rth@redhat.com>
10214 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10215 (enum reg_class): Add CLOBBERED_REGS.
10216 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10217 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10218 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10219 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10220 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10221 force 64-bit sibcalls into R11.
10222 * config/i386/constraints.md (U): New constraint.
10223 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10224 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10225 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10227 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10229 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10231 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10232 * ebitmap.h (dump_ebitmap): Ditto.
10233 * optabs.h (optab_libfunc): Ditto.
10234 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10235 * tree-flow.h (vect_can_force_dr_alignment_p,
10236 get_vectype_for_scalar_type): Ditto.
10237 (vectorize_loops): Move prototype to ...
10238 * tree-vectorizer.h: ... here. Also, adjust comment.
10239 (vect_set_verbosity_level): Remove duplicate prototype.
10240 * tree-ssa-loop.c: Include tree-vectorizer.h.
10241 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10243 2009-07-08 Nick Clifton <nickc@redhat.com>
10245 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10248 2009-07-08 DJ Delorie <dj@redhat.com>
10250 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10251 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10252 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10254 * config/mep/intrinsics.md: Regenerated.
10255 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10256 registers when asm() or calls are detected.
10258 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10261 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10263 * gimple (gimple_build_call_from_tree): Likewise.
10264 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10265 no_warning flag before warning.
10267 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10269 * tree.c (set_expr_locus): Remove.
10270 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10271 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10273 * gimplify.c (internal_get_tmp_var): Likewise.
10274 (gimplify_call_expr): Likewise.
10275 (gimplify_one_sizepos): Likewise.
10277 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10280 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10281 to variables for debugging purposes.
10283 2009-06-23 Mark Loeser <mark@halcy0n.com>
10286 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10288 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10290 * pretty-print.c (pp_base_format): Remove %J.
10291 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10292 gcc_cxxdiag_char_table): Likewise.
10293 (init_dynamic_diag_info): Likewise.
10295 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10297 * pretty-print.c (pp_base_format): Remove %H.
10298 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10299 gcc_cxxdiag_char_table): Likewise.
10300 (init_dynamic_diag_info): Likewise.
10301 * config/mep/mep.c (mep_select_section): Likewise.
10303 2009-07-07 Duncan Sands <baldrick@free.fr>
10305 * final.c (pass_clean_state): Give the pass a name.
10306 * passes.c (pass_rest_of_compilation): Likewise.
10307 * tree-optimize.c (pass_all_optimizations): Likewise.
10309 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10311 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10312 an extra 'decl' for error_at.
10314 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10316 PR middle-end/40669
10317 * tree-tailcall.c (adjust_return_value_with_ops,
10318 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10319 if it has complex or vector type.
10321 2009-07-07 Olivier Hainque <hainque@adacore.com>
10323 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10326 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10328 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10330 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10332 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10333 * c-decl.c: Likewise.
10334 * function.c: Likewise.
10335 * varasm.c: Likewise.
10336 * tree-ssa.c: Likewise.
10337 * c-common.c: Likewise.
10338 * tree-cfg.c: Likewise.
10339 * config/spu/spu.c: Likewise.
10340 * config/ia64/ia64.c: Likewise.
10341 * config/v850/v850.c: Likewise.
10343 2009-07-06 DJ Delorie <dj@redhat.com>
10345 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10346 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10347 unspecified accesses to control registers.
10348 * config/mep/intrinsics.md: Regenerate.
10349 * config/mep/intrinsics.h: Regenerate.
10350 * config/mep/mep-intrin.h: Regenerate.
10352 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10354 * c-lex.c: Replace %H by an explicit location. Update all calls.
10355 * c-common.c: Likewise.
10356 * c-decl.c: Likewise.
10357 * c-typeck.c: Likewise.
10358 * fold-const.c: Likewise.
10359 * gimplify.c: Likewise.
10360 * stmt.c: Likewise.
10361 * tree-cfg.c: Likewise.
10362 * tree-ssa-loop-niter.c: Likewise.
10363 * tree-vrp.c: Likewise.
10364 * value-prof.c: Likewise.
10366 2009-07-06 Diego Novillo <dnovillo@google.com>
10368 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10369 if it has one. Handle cases where VAR does not have an
10370 annotation or cfun is NULL.
10372 2009-07-06 Diego Novillo <dnovillo@google.com>
10374 * tree.c: Include debug.h.
10375 (initialize_tree_contains_struct): New.
10376 (init_ttree): Call it.
10377 (tree_node_structure_for_code): Factor out of ...
10378 (tree_node_structure): ... here.
10379 * treestruct.def (TS_PHI_NODE): Remove.
10380 (TS_GIMPLE_STATEMENT): Remove.
10382 2009-07-06 Diego Novillo <dnovillo@google.com>
10384 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10385 (debug_tree_chain): Handle cycles.
10387 2009-07-06 Nick Clifton <nickc@redhat.com>
10388 DJ Delorie <dj@redhat.com>
10390 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10391 __FMOVD_ENABLED__ is defined.
10393 (TARGET_FMOVD): Provide a default definition.
10394 (MASK_FMOVD): Likewise.
10395 (TARGET_CPU_CPP_BUILTINS): Define
10396 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10397 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10398 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10399 (split for DF load from memory into register): Also handle
10400 MEMs which consist of REG+DISP addressing.
10401 (split for DF store from register to memory): Likewise.
10402 (movsf_ie): Always use single fp_mode.
10403 * config/sh/sh.c (sh_override_options): Do not automatically
10404 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10405 that to the -mfmovd command line switch.
10406 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10407 (fldi_ok): Always allow.
10408 * config/sh/sh.opt (mfmovd): Remove this switch.
10409 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10411 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10412 Kaz Kojima <kkojima@gcc.gnu.org>
10414 PR rtl-optimization/30807
10415 * postreload.c (reload_combine): For every new use of REG_SUM,
10416 record the use of BASE.
10418 2009-07-06 Jan Hubicka <jh@suse.cz>
10420 * params.def: Revert my accidental commit at 2009-06-30.
10422 2009-07-04 Ian Lance Taylor <iant@google.com>
10425 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10427 (mingw_format_attribute_overrides): Likewise.
10429 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10432 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10433 don't check cfa.reg. Instead of cfa.indirect use
10434 fde && fde->drap_reg != INVALID_REGNUM test.
10436 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10438 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10440 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10443 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10445 2009-07-03 Richard Guenther <rguenther@suse.de>
10447 PR tree-optimization/40640
10448 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10451 2009-07-03 Jan Hubicka <jh@suse.cz>
10453 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10454 for size, reduce amount of inlining.
10456 2009-07-03 Richard Guenther <rguenther@suse.de>
10458 PR middle-end/34163
10459 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10460 if t +- x is known to not overflow and the conversion widens the
10462 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10464 2009-07-03 Jan Hubicka <jh@suse.cz>
10466 * ipa-pure-const.c (analyze): Update loop optimizer init.
10467 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10468 try_remove_empty_loop, remove_empty_loops): Remove.
10469 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10470 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10471 to mark regular loops as neccesary.
10472 (degenerate_phi_p): New function.
10473 (propagate_necessity, remove_dead_phis): Use it.
10474 (forward_edge_to_pdom): Likewise.
10475 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10476 virtual PHI nodes that became unreachable.
10477 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10478 * tree-flow.h (remove_empty_loops): Remove.
10479 * passes.c (init_optimization_passes): Remove.
10481 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10483 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10484 can_create_pseudo_p.
10485 (*fix_trunc<mode>_i387_1): Ditto.
10486 (*floathi<mode>2_1): Ditto.
10487 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10488 (*fistdi2_1): Ditto.
10489 (*fist<mode>2_1): Ditto.
10490 (frndintxf2_floor): Ditto.
10491 (*fist<mode>2_floor_1): Ditto.
10492 (frndintxf2_ceil): Ditto.
10493 (*fist<mode>2_ceil_1): Ditto.
10494 (frndintxf2_trunc): Ditto.
10495 (frndintxf2_mask_pm): Ditto.
10496 (fxam<mode>2_i387_with_temp): Ditto.
10497 * config/i386/sse.md (mulv16qi3): Ditto.
10498 (*sse2_mulv4si3): Ditto.
10500 (sse4_2_pcmpestr): Ditto.
10501 (sse4_2_pcmpistr): Ditto.
10503 2009-07-03 Jan Hubicka <jh@suse.cz>
10505 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10506 (mark_stmt_necessary): Set it.
10507 (mark_operand_necessary): Set it.
10508 (mark_control_dependent_edges_necessary): Set it.
10509 (mark_virtual_phi_result_for_renaming): New function.
10510 (get_live_post_dom): New function.
10511 (forward_edge_to_pdom): New function.
10512 (remove_dead_stmt): Fix handling of control dependences.
10513 (tree_dce_init): Init new bitmap.
10514 (tree_dce_done): Free it.
10516 2009-07-02 Richard Guenther <rguenther@suse.de>
10519 * tree-ssa-structalias.c (new_var_info): Initialize
10522 2009-07-02 Jan Hubicka <jh@suse.cz>
10524 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10527 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10529 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10530 instead of recomputing it. Adjust calls.
10531 (emit_store_flag): Adjust recursive calls.
10533 2009-07-02 Richard Guenther <rguenther@suse.de>
10535 * tree-ssa-live.c (remove_unused_locals): Do not remove
10537 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10538 of DECL_EXTERNAL for HEAP variables.
10539 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10540 HEAP variables. Do not adjust RESTRICT vars.
10541 (find_what_var_points_to): Nobody cares if something
10542 points to READONLY.
10544 2009-07-02 Ben Elliston <bje@au.ibm.com>
10546 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10547 pc_low and pc_high declarations to the top of the function.
10549 2009-07-01 DJ Delorie <dj@redhat.com>
10551 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10552 registers as fixed.
10553 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10554 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10555 unspecified accesses to control registers.
10556 * config/mep/intrinsics.md: Regenerate.
10557 * config/mep/intrinsics.h: Regenerate.
10558 * config/mep/mep-intrin.h: Regenerate.
10560 2009-07-01 Anthony Green <green@moxielogic.com>
10562 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10563 instruction when possible.
10564 (moxie_expand_prologue): Ditto. Also, save an instruction and
10565 some complexity by popping off of $r12 instead of $sp.
10566 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10569 2009-07-01 Richard Henderson <rth@redhat.com>
10572 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10573 contained no insns, reposition note before last insn.
10575 2009-07-01 Richard Henderson <rth@redhat.com>
10578 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10579 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10581 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10584 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10585 darwin9 for printing reg addresses with %y.
10587 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10589 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10590 truncation from operands in binary operations.
10592 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10595 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10596 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10597 subreg of op0 to the original op0.
10599 * expmed.c (store_bit_field_1): Use a temporary as the destination
10600 instead of a paradoxical subreg when we need to truncate the result.
10602 2009-07-01 DJ Delorie <dj@redhat.com>
10604 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10605 names to VLIW variants.
10606 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10607 * config/mep/intrinsics.md: Regenerate.
10608 * config/mep/intrinsics.h: Regenerate.
10609 * config/mep/mep-intrin.h: Regenerate.
10611 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10614 * jump.c (returnjump_p): Revert last patch.
10615 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10617 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10620 * pa.md (casesi32p): Use jump table label to determine the offset
10622 (casesi64p): Likewise.
10624 * pa.c (forward_branch_p): Return bool type. Use instruction
10625 addresses when available. Assert that INSN has a jump label.
10626 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10629 2009-07-01 Richard Guenther <rguenther@suse.de>
10631 PR tree-optimization/19831
10632 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10633 that only act as barriers do not make any previous stores necessary.
10634 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10635 HEAP variables global, do not add a constraint from nonlocal.
10636 (find_func_aliases): Handle escapes through return statements.
10637 (compute_points_to_sets): Make escaped HEAP variables global.
10639 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10642 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10643 after reducing a DImode cstore to SImode.
10645 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10647 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10648 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10650 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10652 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10653 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10655 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10656 and umod_optab if TARGET_BSD_DIVMOD.
10657 * config/vax/lib1funcs.asm: New file.
10658 * config/vax/t-linux: New file.
10659 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10661 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10664 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10665 to type arguments that have void type.
10668 * dwarf2out.c (gen_formal_parameter_die): Call
10669 equate_decl_number_to_die if node is different from origin.
10671 2009-06-30 Anthony Green <green@moxielogic.com>
10673 Clean up moxie port for --enable-build-with-cxx.
10674 * config/moxie/moxie.c (moxie_function_value): First two
10675 parameters are const_tree, not tree.
10676 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10677 (REG_CLASS_NAMES): Ditto.
10678 (REGNO_REG_CLASS): Ditto.
10679 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10680 (moxie_function_value): Fix constyness of arguments.
10682 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10684 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10685 finalize_size_functions before further processing.
10686 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10687 (variable_size): Call self_referential_size on size expressions
10688 that contain a PLACEHOLDER_EXPR.
10689 (size_functions): New static variable.
10690 (copy_self_referential_tree_r): New static function.
10691 (self_referential_size): Likewise.
10692 (finalize_size_functions): New global function.
10693 * tree.c: Include tree-inline.h.
10694 (push_without_duplicates): New static function.
10695 (find_placeholder_in_expr): New global function.
10696 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10698 <tcc_expression>: Likewise.
10699 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10700 the call in the expression.
10701 * tree.h (finalize_size_functions): Declare.
10702 (find_placeholder_in_expr): Likewise.
10703 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10704 (substitute_placeholder_in_expr): Update comment.
10705 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10707 (copy_tree_body_r): Likewise.
10708 (copy_tree_body): New static function.
10709 (maybe_inline_call_in_expr): New global function.
10710 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10711 (maybe_inline_call_in_expr): Declare.
10712 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10713 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10716 2009-06-30 Richard Guenther <rguenther@suse.de>
10718 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10720 (propagate_necessity): Do not mark reaching defs of stores
10723 2009-06-30 Jan Hubicka <jh@suse.cz>
10725 * cfgloopanal.c (check_irred): Move into ...
10726 (mark_irreducible_loops): ... here; return true if ireducible
10728 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10729 (analyze_function): Try to prove loop finiteness.
10730 * cfgloop.h (mark_irreducible_loops): Update prototype.
10731 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10733 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10735 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10737 2009-06-30 Ira Rosen <irar@il.ibm.com>
10739 PR tree-optimization/40542
10740 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10743 2009-06-30 Martin Jambor <mjambor@suse.cz>
10745 PR tree-optimization/40582
10746 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10747 than useless_type_conversion_p.
10748 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10751 2009-06-30 Martin Jambor <mjambor@suse.cz>
10753 PR middle-end/40554
10754 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10756 2009-06-30 Richard Guenther <rguenther@suse.de>
10758 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10759 use ao_ref references.
10760 (walk_aliased_vdefs): Likewise.
10761 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10762 * tree-ssa-dce.c (struct ref_data): Remove.
10763 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10764 (mark_aliased_reaching_defs_necessary): Adjust.
10765 (mark_all_reaching_defs_necessary_1): Likewise.
10767 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10770 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10771 (emit_store_flag_1): Extract from emit_store_flag, adjust
10772 calls to (what now is) emit_cstore.
10773 (emit_store_flag): Call emit_store_flag_1 and also use it
10774 for what used to be recursive calls.
10776 2009-06-30 Wei Guozhi <carrot@google.com>
10779 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10780 if the target bb post dominates from bb.
10781 * config/i386/i386.c (memory_address_length): Check existence of base
10782 register before using it.
10784 2009-06-30 Nick Clifton <nickc@redhat.com>
10785 DJ Delorie <dj@redhat.com>
10787 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10788 __FMOVD_ENABLED__ is defined.
10790 (TARGET_FMOVD): Provide a default definition.
10791 (MASK_FMOVD): Likewise.
10792 (TARGET_CPU_CPP_BUILTINS): Define
10793 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10794 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10795 two fmov instructions depending upon whether TARGET_FMOVD is
10797 (split for DF load from memory into register): Also handle
10798 MEMs which consist of REG+DISP addressing.
10799 (split for DF store from register to memory): Likewise.
10800 * config/sh/sh.opt (mfmovd): Remove this switch.
10801 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10802 * config/sh/sh.c (sh_override_options): Do not automatically
10803 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10804 that to the -mfmovd command line switch.
10806 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10808 (fldi_ok): Always allow.
10809 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10811 2009-06-29 DJ Delorie <dj@redhat.com>
10813 * doc/install.texi (mep-x-elf): Correct chip's full name.
10815 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10817 * doc/extend.texi: Fix typo.
10819 2009-06-29 Tom Tromey <tromey@redhat.com>
10821 * dwarf2.h: Remove.
10822 * Makefile.in (DWARF2_H): New variable.
10823 (except.o): Use it.
10824 (dwarf2out.o): Likewise.
10825 (dwarf2asm.o): Likewise.
10826 * config/i386/t-i386: Use DWARF2_H.
10827 * except.c: Include elf/dwarf2.h.
10828 * unwind-dw2.c: Include elf/dwarf2.h.
10829 * dwarf2out.c: Include elf/dwarf2.h.
10830 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10831 <dtprel>: New field.
10832 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10833 (size_of_loc_descr): Likewise.
10834 (output_loc_operands_raw): Likewise.
10835 (output_loc_operands): Handle new dtprel field.
10836 (loc_checksum): Update.
10837 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10838 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10839 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10840 * dwarf2asm.c: Include elf/dwarf2.h.
10841 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10842 * config/mmix/mmix.c: Include elf/dwarf2.h.
10843 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10844 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10845 * config/sh/sh.c: Include elf/dwarf2.h.
10846 * config/i386/i386.c: Include elf/dwarf2.h.
10848 2009-06-29 DJ Delorie <dj@redhat.com>
10850 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10852 * doc/extend.texi: Add MeP attributes and pragmas.
10853 * doc/invoke.text: Add MeP Options.
10854 * doc/contrib.texi: Add MeP contribution.
10855 * doc/md.texi: Add MeP constraints.
10856 * doc/install.texi: Add MeP target.
10858 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10860 * target.h (struct gcc_target): Add frame_pointer_required field.
10861 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10862 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10863 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10865 * reload1.c (update_eliminables): (Ditto.).
10866 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10867 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10868 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10870 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10872 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10873 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10874 (arm_frame_pointer_required): New function.
10876 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10877 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10878 (avr_frame_pointer_required_p): Declare as static.
10879 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10881 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10882 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10883 (bfin_frame_pointer_required): Make as static, change return type
10885 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10887 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10888 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10889 (cris_frame_pointer_required): New function.
10891 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10893 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10894 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10895 (fr30_frame_pointer_required): New function.
10897 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10898 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10899 (frv_frame_pointer_required): Make as static, change return type
10901 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10903 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10904 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10905 (ix86_frame_pointer_required): Make as static, change return type to
10907 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10909 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10910 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10912 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10914 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10916 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10918 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10919 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10920 (mips_frame_pointer_required): Make as static.
10921 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10923 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10924 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10925 (mmix_frame_pointer_required): Mew function.
10927 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10928 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10930 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10932 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10934 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10936 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10937 (CAN_ELIMINATE): Redefine.
10938 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10939 (sparc_frame_pointer_required): New function.
10940 (sparc_can_eliminate): New function.
10941 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10943 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10944 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10946 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10947 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10948 (xtensa_frame_pointer_required): Make as static, change return type
10950 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10953 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10955 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10956 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10957 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10958 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10959 (register_callback): Handle PLUGIN_START_UNIT.
10960 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10962 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10964 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10966 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10967 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10969 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10971 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10974 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10976 * doc/extend.texi (Additional Floating Types): __float128 is also
10977 supported on i386 targets.
10979 2009-06-29 Richard Guenther <rguenther@suse.de>
10981 PR middle-end/14187
10982 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10984 (pt_solutions_same_restrict_base): Declare.
10985 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10987 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10988 (make_constraint_from, make_copy_constraint): Move earlier.
10989 (make_constraint_from_heapvar): New function.
10990 (make_constraint_from_restrict): Likewise.
10991 (handle_lhs_call): Use it.
10992 (find_func_aliases): Use it to track conversions to restrict
10993 qualified pointers.
10994 (struct fieldoff): Add only_restrict_pointers flag.
10995 (push_fields_onto_fieldstack): Initialize it.
10996 (create_variable_info_for): Track global restrict qualified pointers.
10997 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10998 Track restrict qualified pointer arguments.
10999 (set_uids_in_ptset): Use varinfo is_global_var flag.
11000 (find_what_var_points_to): Set the vars_contains_restrict flag.
11001 Always create the points-to solution for sets including restrict tags.
11002 (pt_solutions_same_restrict_base): New function.
11003 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11004 qualified pointers use pt_solutions_same_restrict_base as
11005 additional source for disambiguation.
11007 2009-06-29 Richard Guenther <rguenther@suse.de>
11009 PR middle-end/38212
11010 * alias.c (find_base_decl): Remove.
11011 (get_deref_alias_set_1): Remove restrict handling.
11012 * c-common.c (c_apply_type_quals_to_decl): Do not set
11013 DECL_POINTER_ALIAS_SET.
11014 * gimplify.c (find_single_pointer_decl_1): Remove.
11015 (find_single_pointer_decl): Likewise.
11016 (internal_get_tmp_var): Remove restrict handling.
11017 (gimple_regimplify_operands): Likewise.
11018 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11019 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11020 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11021 * tree.c (restrict_base_for_decl): Remove.
11022 (init_ttree): Do not allocate it.
11023 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11024 LABEL_DECL_UID for label decls.
11025 (copy_node_stat): Do not copy restrict information.
11026 (decl_restrict_base_lookup): Remove.
11027 (decl_restrict_base_insert): Likewise.
11028 (print_restrict_base_statistics): Likewise.
11029 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11030 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11031 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11032 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11033 (LABEL_DECL_UID): Adjust.
11034 (DECL_BASED_ON_RESTRICT_P): Remove.
11035 (DECL_GET_RESTRICT_BASE): Likewise.
11036 (SET_DECL_RESTRICT_BASE): Likewise.
11037 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11039 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11040 instead of DECL_POINTER_ALIAS_SET.
11041 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11042 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11043 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11045 2009-06-29 Richard Guenther <rguenther@suse.de>
11047 PR tree-optimization/40579
11048 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11049 the IL to simplify has constants that overflowed.
11051 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11053 PR tree-optimization/40550
11054 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11055 vector_compute_type only when the size of vector_compute_type is
11056 less than the size of type.
11058 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11060 * fold-const.c (contains_label_1): Fix comments.
11061 (contains_label_p): Do not walk trees multiple time.
11063 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11065 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11066 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11067 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11068 ix86_fp_comparison_operator.
11069 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11070 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11071 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11072 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11073 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11074 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11075 (related splits): Change predicate to ix86_fp_comparison_operator.
11076 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11077 instead of ix86_fp_comparison_codes.
11078 (ix86_trivial_fp_comparison_operator,
11079 ix86_fp_comparison_operator): New.
11080 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11081 (ix86_expand_compare): Eliminate last two parameters.
11082 (ix86_fp_jump_nontrivial_p): Kill.
11083 * config/i386/i386.c (put_condition_code): Eliminate call to
11084 ix86_fp_comparison_codes and subsequent assertion.
11085 (ix86_fp_comparison_codes): Eliminate.
11086 (ix86_fp_swap_condition): New.
11087 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11088 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11089 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11090 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11091 and ix86_fp_swap_condition.
11092 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11093 Use ix86_fp_comparison_strategy.
11094 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11095 (ix86_fp_jump_nontrivial_p): Eliminate.
11096 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11097 call to ix86_expand_compare.
11098 (ix86_split_fp_branch, ix86_expand_setcc,
11099 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11100 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11102 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11104 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11105 related to jump_clobbers.
11106 * config/arm/arm.md (conds): Remove jump_clob case.
11107 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11108 splits): Change comparison_operator to arm_comparison_operator.
11109 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11112 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11114 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11115 condition for floating point modes.
11116 * expmed.c (emit_store_flag_1): Move here a bigger part
11117 of emit_store_flag.
11118 (emit_store_flag): Try swapping the condition for floating point
11120 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11122 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11124 * expr.c (expand_expr_real_1): Just use do_store_flag.
11125 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11126 emit_store_flag_force.
11127 * expmed.c (emit_store_flag_force): Copy here trick
11128 previously in expand_expr_real_1. Try reversing the comparison.
11129 (emit_store_flag_1): Work if target is NULL.
11130 (emit_store_flag): Work if target is NULL, using the result mode
11131 from the comparison. Use split_comparison, restructure final part
11132 to simplify conditionals.
11134 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11136 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11137 * dojump.c (do_jump): Change handling of floating-point
11138 ops to use just do_compare_and_jump.
11139 (split_comparison): New.
11140 (do_compare_rtx_and_jump): Add here logic coming previously
11141 in do_jump, using split_comparison.
11143 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11146 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11148 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11150 * tree-ssa-alias.c: Fix unintentional commit.
11152 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11154 * passes.c (execute_one_pass): Fix unintentional commit.
11156 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11158 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11159 (df_rd_local_compute, df_md_local_compute): Inline them.
11161 (df_md_scratch): New.
11162 (df_md_alloc, df_md_free): Allocate/free it.
11163 (df_md_local_compute): Only include live registers in init.
11164 (df_md_transfer_function): Prune the in-set computed by
11165 the confluence function, and the gen-set too.
11167 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11169 PR rtl-optimization/26854
11170 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11171 * df-problems.c (df_rd_add_problem): Fix comment.
11172 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11173 df_md_simulate_artificial_defs_at_top,
11174 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11175 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11176 df_md_transfer_function, df_md_init, df_md_confluence_0,
11177 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11178 problem_MD, df_md_add_problem): New.
11179 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11180 df_md_get_bb_info): New.
11181 (DF_LAST_PROBLEM_PLUS1): Adjust.
11183 * Makefile.in (fwprop.o): Include domwalk.h.
11184 * fwprop.c: Include domwalk.h.
11185 (reg_defs, reg_defs_stack): New.
11186 (bitmap_only_bit_between): Remove.
11187 (process_defs): New.
11188 (process_uses): Use reg_defs and local_md instead of
11189 bitmap_only_bit_between and local_rd.
11190 (single_def_use_enter_block): New, from build_single_def_use_links.
11191 (single_def_use_leave_block): New.
11192 (build_single_def_use_links): Remove code moved to
11193 single_def_use_enter_block, invoke domwalk.
11194 (use_killed_between): Adjust comment.
11196 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11198 * bitmap.h (bitmap_ior_and_into): New.
11199 * bitmap.c (bitmap_ior_and_into): New.
11201 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11203 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11204 before_dom_children_before_stmts and after_dom_children_after_stmts.
11205 Rename the two remaining callbacks to just before_dom_children and
11206 after_dom_children. Remove other GIMPLE statement walking bits.
11207 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11208 * graphite.c: Do not include domwalk.h.
11209 * tree-into-ssa.c (interesting_blocks): New global.
11210 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11211 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11212 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11213 now that they're not domwalk callbacks.
11214 (rewrite_initialize_block): Rename to...
11215 (rewrite_enter_block): ... this, place after called functions. Test
11216 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11217 (rewrite_finalize_block): Rename to...
11218 (rewrite_leave_block): ... this, place after called functions.
11219 (rewrite_update_init_block): Rename to...
11220 (rewrite_update_enter_block): ... this, place after called functions.
11221 Test interesting_blocks, call rewrite_update_stmt and
11222 rewrite_update_phi_arguments.
11223 (rewrite_update_fini_block): Rename to...
11224 (rewrite_leave_block): ... this, place after called functions.
11225 (rewrite_blocks): Remove last argument, simplify initialization of
11227 (mark_def_sites_initialize_block): Rename to...
11228 (mark_def_sites_block): ... this, call mark_def_sites.
11229 (mark_def_sites_blocks): Remove argument, simplify initialization of
11231 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11232 (update_ssa): Likewise.
11233 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11235 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11236 (dom_opt_initialize_block): Rename to...
11237 (dom_opt_enter_block): ... this, place after called functions. Walk
11238 statements here, inline propagate_to_outgoing_edges.
11239 (dom_opt_finalize_block): Rename to...
11240 (dom_opt_leave_block): ... this, place after called functions.
11241 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11243 (dse_enter_block, dse_record_phi): New.
11244 (dse_record_phis): Delete.
11245 (dse_finalize_block): Rename to...
11246 (dse_leave_block): ... this.
11247 (tree_ssa_dse): Simplify initialization of walk_data.
11248 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11249 Adjust initialization of walk_data.
11250 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11251 * tree-ssa-loop-phiopt.c (get_non_trapping):
11252 Adjust initialization of walk_data.
11253 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11254 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11255 it's not a domwalk callback.
11256 (uncprop_initialize_block): Rename to...
11257 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11258 (dse_finalize_block): Rename to...
11259 (dse_leave_block): ... this.
11260 (tree_ssa_uncprop): Simplify initialization of walk_data.
11261 * Makefile.in: Adjust dependencies.
11263 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11265 * arm.md (casesi): Fix test for Thumb1.
11266 (thumb1_casesi_internal_pic): Likewise.
11267 (thumb1_casesi_dispatch): Likewise.
11269 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11271 * config/arm/arm-cores.def: Added core cortex-m0.
11272 * config/arm/arm-tune.md: Regenerated.
11273 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11275 2009-06-26 DJ Delorie <dj@redhat.com>
11277 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11279 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11280 the scheduler doesn't tag jump insns.
11282 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11284 * c-decl.c (merge_decls): Re-indent.
11286 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11289 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11290 Special-case decimal float constants.
11292 2009-06-26 Richard Henderson <rth@redhat.com>
11294 * function.h (struct function): Add cannot_be_copied_reason,
11295 and cannot_be_copied_set.
11296 * tree-inline.c (has_label_address_in_static_1): Rename from
11297 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11298 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11299 don't set inline_forbidden_reason.
11300 (copy_forbidden): New function, split out of inline_forbidden_p.
11301 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11302 (inline_forbidden_p): Use copy_forbidden.
11303 (tree_versionable_function_p): Likewise.
11304 (inlinable_function_p): Merge into tree_inlinable_function_p.
11305 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11306 * ipa-cp.c (ipcp_versionable_function_p): New function.
11307 (ipcp_cloning_candidate_p): Use it.
11308 (ipcp_node_modifiable_p): Likewise.
11310 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11312 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11313 that is marked not to be inlined. Remove flag_mudflap use.
11314 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11315 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11317 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11320 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11321 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11323 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11325 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11327 (__mingwthr_remove_key_dtor): Likewise.
11329 2009-06-26 Richard Guenther <rguenther@suse.de>
11331 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11333 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11335 PR middle-end/40525
11336 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11337 try the non-cond_exec path also.
11339 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11342 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11343 (output_cbranch): Use new functions.
11344 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11347 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11348 Pat Haugen <pthaugen@us.ibm.com>
11349 Revital Eres <ERES@il.ibm.com>
11351 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11352 for %c error. Add %x support to print VSX registers as a unified
11353 register set, instead of separate float and altivec registers.
11354 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11355 %y case, and add support for VSX pre-modify addresses.
11356 (output_toc): Add assert for CONST containing an integer constant
11358 (rs6000_adjust_cost): Add POWER7 support.
11359 (insn_must_be_first_in_group): Ditto.
11360 (insn_must_be_last_in_group): Ditto.
11361 (rs6000_emit_popcount): Ditto.
11362 (rs6000_vector_mode_supported_p): Ditto.
11364 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11365 Change some of the functions called by macros to being called
11366 through a pointer, so debug functions can be inserted if
11367 -mdebug=addr or -mdebug=cost.
11368 (rs6000_preferred_reload_class_ptr): Ditto.
11369 (rs6000_secondary_reload_class_ptr): Ditto.
11370 (rs6000_secondary_memory_needed_ptr): Ditto.
11371 (rs6000_cannot_change_mode_class_ptr): Ditto.
11372 (rs6000_secondary_reload_inner): Ditto.
11373 (rs6000_legitimize_reload_address): Ditto.
11374 (rs6000_legitimize_reload_address_ptr): Ditto.
11375 (rs6000_mode_dependent_address): Ditto.
11376 (rs6000_mode_dependent_address_ptr): Ditto.
11378 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11379 function to return true if the mode allows reg + integer
11381 (virtual_stack_registers_memory_p): New function to return true if
11382 the address refers to a virtual stack register.
11383 (rs6000_legitimate_offset_address_p): Move code to say whether a
11384 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11386 (rs6000_legitimate_address_p): Add checks for modes that only can
11387 do reg+reg addressing. Start adding VSX support.
11388 (rs6000_legitimize_reload_address): Ditto.
11389 (rs6000_legitimize_address): Ditto.
11390 (rs6000_debug_legitimate_address_p): New debug functions for
11391 -mdebug=addr and -mdebug=cost.
11392 (rs6000_debug_rtx_costs): Ditto.
11393 (rs6000_debug_address_costs): Ditto.
11394 (rs6000_debug_adjust_cost): Ditto.
11395 (rs6000_debug_legitimize_address): Ditto.
11396 (rs6000_legitimize_reload_address_ptr): Point to call normal
11397 function or debug function. Make functions called via pointer
11399 (rs6000_mode_dependent_address_ptr): Ditto.
11400 (rs6000_secondary_reload_class_ptr): Ditto.
11401 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11402 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11403 into a friendlier error.
11404 (rs6000_init_builtins): Add initial VSX support.
11405 (rs6000_adjust_cost): Fix some spacing issues.
11407 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11408 (REG_CLASS_NAMES): Ditto.
11409 (REG_CLASS_CONTENTS): Ditto.
11410 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11411 pointer, to add -mdebug=addr support.
11412 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11413 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11414 -mdebug=addr support.
11415 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11416 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11417 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11419 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11421 (bswapsi*): Set attribute types for load/store. Add combiner
11422 patterns to eliminate zero extend on 64-bit.
11423 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11424 stdbrx if the hardware supports those instructions.
11426 2009-06-25 Ian Lance Taylor <iant@google.com>
11428 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11429 (Link Options): Document -static-libstdc++.
11431 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11434 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11435 DATA_ALIGNMENT instead.
11437 2009-06-25 Richard Guenther <rguenther@suse.de>
11439 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11440 indirect references against the callused/escaped solutions.
11441 (call_may_clobber_ref_p_1): Likewise.
11443 2009-06-25 Martin Jambor <mjambor@suse.cz>
11445 PR tree-optimization/40493
11446 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11447 (enum unscalarized_data_handling): New type.
11448 (handle_unscalarized_data_in_subtree): Return what has been done.
11449 (load_assign_lhs_subreplacements): Handle left flushes differently.
11450 (sra_modify_assign): Use unscalarized_data_handling, simplified
11451 condition determining whether to remove the statement.
11453 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11455 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11456 excerpt - @ should be doubled for texinfo.
11458 2009-06-24 Ian Lance Taylor <iant@google.com>
11460 * config/arc/arc.c: Include "df.h".
11461 (arc_attribute_table): Make static. Move higher in file.
11462 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11463 (output_shift): Initialize n later to avoid warning.
11464 * config/arm/arm.c (arm_attribute_table): Make static. Move
11466 * config/avr/avr.c (avr_attribute_table): Make static. Move
11468 (reg_class_tab): Change array type from int to enum reg_class.
11469 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11471 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11472 (lshrhi3_out): Likewise.
11473 (class_likely_spilled_p): Change return type to bool.
11474 (avr_rtx_costs): Use local code variable with enum type.
11475 * config/avr/avr.md (movmemhi): Use add_reg_note.
11476 (andhi3, andsi3): Don't use AS2 with "and".
11477 (iorhi3, iorsi3): Don't use AS2 with "or".
11478 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11479 * config/crx/crx.c: Include "df.h".
11480 (crx_attribute_table): Make static.
11481 * config/m32r/m32r.c: Include "df.h".
11482 (m32r_attribute_table): Make static. Move higher in file.
11483 (pop): Use add_reg_note.
11484 (block_move_call): Change 0 to LCT_NORMAL in function call.
11485 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11486 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11487 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11488 declare, not just when TREE_CODE is defined.
11489 * config/m68hc11/m68hc11.c: Include "expr.h".
11490 (m68hc11_attribute_table): Make static. Move higher in file.
11491 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11493 (m68hc11_register_indirect_p): Likewise.
11494 (m68hc11_function_arg_padding): Change return type to enum
11496 (emit_move_after_reload): Use add_reg_note.
11497 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11498 (m68hc11_split_logical): Likewise.
11499 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11501 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11502 to VOIDmode in function call.
11503 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11505 (m68hc11_split_logical): Update declaration.
11506 (m68hc11_function_arg_padding): Update declaration.
11507 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11508 to array of enum reg_class.
11509 (mcore_attribute_table): Make static. Move higher in file.
11510 (mcore_rtx_costs): Add cast to enum type.
11511 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11512 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11513 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11515 * config/sh/predicates.md (trapping_target_operand): Rename and to
11517 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11519 * config/spu/spu.c (spu_attribute_table): Make static. Move
11521 * config/v850/v850.c (v850_attribute_table): Make static. Move
11523 (v850_rtx_costs): Use local code with enum type.
11524 (expand_epilogue): Add cast.
11525 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11527 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11530 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11531 -m2a-single-only and -m2a-nofpu.
11532 * config/sh/sh.opt: Document m2a generates FPU code.
11534 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11536 * defaults.h (CAN_ELIMINATE): Provide default.
11537 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11538 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11539 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11540 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11541 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11542 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11543 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11544 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11545 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11546 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11548 2009-06-24 DJ Delorie <dj@redhat.com>
11550 * mep-ext-cop.cpu: Fix copyright notice.
11551 * mep-default: Fix copyright notice.
11552 * mep-core: Fix copyright notice.
11553 * mep: Fix copyright notice.
11554 * mep-ivc2: Fix copyright notice.
11555 * mep-c5: Fix copyright notice.
11557 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11559 * doc/contrib.texi (Contributors):
11561 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11563 PR middle-end/40501
11564 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11565 src and dst operands if necessary.
11567 2009-06-23 DJ Delorie <dj@redhat.com>
11570 * config.gcc: Add mep support.
11571 * recog.c: Resurrect validate_replace_rtx_subexp().
11572 * recog.h: Likewise.
11573 * config/mep/: Add new port:
11574 * config/mep/constraints.md: New file.
11575 * config/mep/default.h: New file.
11576 * config/mep/intrinsics.h: New file.
11577 * config/mep/intrinsics.md: New file.
11578 * config/mep/ivc2-template.h: New file.
11579 * config/mep/mep-c5.cpu: New file.
11580 * config/mep/mep-core.cpu: New file.
11581 * config/mep/mep-default.cpu: New file.
11582 * config/mep/mep-ext-cop.cpu: New file.
11583 * config/mep/mep-intrin.h: New file.
11584 * config/mep/mep-ivc2.cpu: New file.
11585 * config/mep/mep-lib1.asm: New file.
11586 * config/mep/mep-lib2.c: New file.
11587 * config/mep/mep-pragma.c: New file.
11588 * config/mep/mep-protos.h: New file.
11589 * config/mep/mep-tramp.c: New file.
11590 * config/mep/mep.c: New file.
11591 * config/mep/mep.cpu: New file.
11592 * config/mep/mep.h: New file.
11593 * config/mep/mep.md: New file.
11594 * config/mep/mep.opt: New file.
11595 * config/mep/predicates.md: New file.
11596 * config/mep/t-mep: New file.
11598 2009-06-23 Ian Lance Taylor <iant@google.com>
11600 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11601 from loose_warn into c_loose_warn and from strict_warn into
11602 c_strict_warn. Set and substitute warn_cxxflags. Check for
11603 --enable-build-with-cxx. Set and substitute
11604 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11605 * Makefile.in (CXXFLAGS): New variable.
11606 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11607 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11608 the default is the same as $(STRICT_WARN).
11609 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11610 (CXX): New variable.
11611 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11612 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11613 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11614 (HOST_LIBS): New variable.
11615 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11616 (ALL_CXXFLAGS): New variable.
11617 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11618 * doc/install.texi (Configuration): Document
11619 --enable-build-with-cxx, --with-stage1-ldflags,
11620 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11621 * configure: Rebuild.
11623 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11625 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11626 from previous commit.
11628 2009-06-23 Ian Lance Taylor <iant@google.com>
11630 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11632 2009-06-23 Ian Lance Taylor <iant@google.com>
11634 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11635 with ATTRIBUTE_UNUSED.
11637 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11638 Pat Haugen <pthaugen@us.ibm.com>
11639 Revital Eres <eres@il.ibm.com>
11641 * config.in (HAVE_AS_POPCNTD): Add default definition.
11642 (HAVE_AS_LWSYNC): Ditto.
11644 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11646 (gcc_cv_as_powerpc_cmpb): Ditto.
11647 (gcc_cv_as_powerpc_dfp): Ditto.
11648 (gcc_cv_as_powerpc_vsx): Ditto.
11649 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11650 supporting the popcntd/lwsync instructions.
11651 (gcc_cv_as_powerpc_lwsync): Ditto.
11652 * configure: Regenerate.
11654 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11655 -mcpu=native and -mcpu=power7.
11656 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11658 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11659 a variable instead of a mask to reduce the number of mask bits.
11660 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11661 (-mbit-word): Ditto.
11662 (-mregnames): Ditto.
11663 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11664 (-mfused-madd): Ditto.
11666 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11668 (-mvsx): New switch for VSX instructions.
11669 (-misel): Move from a variable to a mask to allow it to be set by
11672 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11673 function declaration to an array declaration.
11674 (rs6000_hard_regno_nregs): New external array declaration.
11676 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11677 files included by rs6000.md.
11679 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11680 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11682 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11684 (rs6000_debug_reg): New -mdebug= variables.
11685 (rs6000_debug_addr): Ditto.
11686 (rs6000_debug_cost): Ditto.
11687 (rs6000_pmode): New variable to hold Pmode.
11688 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11689 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11690 calculated at compiler start.
11691 (rs6000_hard_regno_nregs): Change function to an array which holds
11692 HARD_REGNO_NREGS calculated at compiler start.
11693 (rs6000_explicit_options): Delete isel field.
11694 (rs6000_vector_unit): New array to hold which vector unit
11695 supports arithmetic options for a given type.
11696 (rs6000_vector_mem): New array to hold which vector unit supports
11697 memory reference operations for a given type.
11698 (rs6000_vector_align): New array to given the alignment of each
11700 (power7_cost): New basic costs for power7.
11701 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11702 (rs6000_hard_regno_nregs_internal): New function, moved from
11703 HARD_REGNO_NREGS, to calculate the number of registers each hard
11704 register takes for each type.
11705 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11706 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11707 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11708 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11709 unit information here so it is calculated once at compiler startup
11711 (rs6000_override_options): Make -misel a target mask. Add more
11712 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11713 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11715 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11716 (rs6000_handle_option): Move -misel from variable to target mask.
11717 (rs6000_builtin_mask_for_load): Add VSX support.
11718 (rs6000_conditional_register_usage): Ditto.
11719 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11720 (function_arg_boundary): Ditto.
11721 (rs6000_expand_builtin): Ditto.
11722 (def_builtin): Make abort message a little friendlier.
11723 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11725 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11726 assembler support the popcntd instruction instead of a vsx
11727 instruction to enable power7 support.
11728 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11729 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11730 option to the assembler if -mcpu=native.
11731 (ASM_CPU_NATIVE_SPEC): Ditto.
11732 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11734 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11735 the lwsync instruction.
11736 (enum processor_type): Add PROCESSOR_POWER7.
11737 (rs6000_debug_reg): New -mdebug= options.
11738 (rs6000_debug_addr): Ditto.
11739 (rs6000_debug_cost): Ditto.
11740 (rs6000_isel): Delete.
11741 (enum rs6000_vector): New enum to say what vector unit we have.
11742 (VECTOR_UNIT_*): New macros to say which vector unit has
11743 arithmetic operations for a given type.
11744 (VECTOR_MEM_*): New macros to say which vector unit has memory
11745 operations for a given type.
11746 (TARGET_LDBRX): Whether the machine supports the ldbrx
11748 (TARGET_ISEL): Delete, -misel moved to be a mask.
11749 (TARGET_ISEL64): New macro for 64-bit isel support.
11750 (UNITS_PER_VSX_WORD): New macro.
11751 (POINTER_SIZE): Move to be an external variable, rather than
11752 calculating whether we are generating 32 ot 64-bit code.
11754 (STACK_BOUNDARY): Add VSX support.
11755 (LOCAL_ALIGNMENT): Ditto.
11756 (SLOW_UNALIGNED_ACCESS): Ditto.
11757 (VSX_REGNO_P): New macro for VSX support.
11758 (VFLOAT_REGNO_P): Ditto.
11759 (VINT_REGNO_P): Ditto.
11760 (VLOGICAL_REGNO_P): Ditto.
11761 (VSX_VECTOR_MODE): Ditto.
11762 (VSX_SCALAR_MODE): Ditto.
11764 (VSX_MOVE_MODE): Ditto.
11765 (VSX_REG_CLASS_P): Ditto.
11766 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11768 (UNITS_PER_SIMD_WORD): Add VSX support.
11769 (MODES_TIEABLE_P): Ditto.
11770 (STARTING_FRAME_OFFSET): Ditto.
11771 (STACK_DYNAMIC_OFFSET): Ditto.
11772 (EPILOGUE_USES): Ditto.
11773 (REGNO_REG_CLASS): Move to array lookup.
11774 (CLASS_MAX_NREGS): Ditto.
11775 (rs6000_vector_reg_class): Add declaration.
11776 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11777 overlap with the floating point and Altivec registers.
11779 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11781 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11782 give the appropriate asm switches if -mcpu=native.
11783 (host_detect_local_cpu): Add support for "asm".
11784 (host_detect_local_cpu): Follow GNU code guidelines for name.
11786 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11787 -mbit-word to a variable instead of being a target mask.
11789 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11790 emit the lwsync instruction instead of emitting the instruction as
11791 an integer constant.
11793 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11794 fixuns_trundfsi2, move expander into rs6000.md.
11796 * config/rs6000/rs6000.md (cpu): Add power7.
11797 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11798 (logical predicate patterns): Change the single instruction
11799 primitives that set CR0 to be fast_compare instead of compare.
11801 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11802 (popcntddi2): Ditto.
11803 (popcount<mode>): Ditto.
11804 (floating multiply/add insns): Name the floating point
11805 multiply/add insns.
11806 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11807 (isel_unsigned_<mode>): Ditto.
11808 (fixuns_trundfsi2): Move expander here from spe.md.
11809 (smindi3): Define if we have -misel on 64-bit systems.
11814 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11816 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11818 * config/avr/avr.c (avr_current_device): New variable.
11819 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11820 (avr_arch, mcu_type_s): Move to avr.h.
11821 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11822 default_data_section_start fields.
11823 (avr_arch): Moved from avr.c.
11824 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11825 library_name fields.
11826 (avr_current_device, avr_mcu_types, avr_arch_types,
11827 avr_device_to_arch, avr_device_to_data_start,
11828 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11829 (EXTRA_SPEC_FUNCTIONS): Define.
11830 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11831 options mapping. Use device_to_arch and device_to_data_start insted.
11832 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11833 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11834 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11835 * config/avr/driver-avr.c: New file.
11836 * config/avr/avr-devices.c: New file.
11838 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11840 * var-tracking.c (unshare_variable): Force initialized to
11841 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11842 (set_variable_part): Likewise.
11843 (struct variable_union_info): Remove pos_src field.
11844 (vui_vec, vui_allocated): New variables.
11845 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11846 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11847 == 1 use a simpler sorting algorithm. Compute pos field right
11848 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11849 Avoid quadratic comparison if !flag_var_tracking_uninit.
11850 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11851 unshare_variable unconditionally.
11852 (dataflow_set_different_2): Removed.
11853 (dataflow_set_different): Don't traverse second hash table.
11854 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11855 unconditionally to var_reg_set or var_mem_set.
11856 (emit_notes_in_bb): Likewise.
11857 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11859 (emit_note_insn_var_location): Don't set initialized to
11860 VAR_INIT_STATUS_INITIALIZED early.
11861 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11863 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11865 * tree-object-size.c (addr_object_size): Instead of checking
11866 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11867 are no FIELD_DECLs following it.
11869 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11871 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11872 order to match bswaps with signed source operands.
11874 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11876 * sdbout.c (sdbout_one_type): Fix braces in switch.
11878 2009-06-23 Richard Guenther <rguenther@suse.de>
11880 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11882 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11883 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11884 var_callused, callused_tree, var_storedanything, storedanything_tree,
11885 var_integer, integer_tree): Remove global variables.
11886 (new_var_info): Do not pass new id, append the new var to the
11887 global variable vector.
11888 (do_ds_constraint): Use is_global_var member of the variable-info.
11889 (new_scalar_tmp_constraint_exp): Adjust.
11890 (create_function_info_for): Likewise.
11891 (create_variable_info_for): Likewise.
11892 (find_what_var_points_to): Remove dead code.
11893 (init_base_vars): Simplify.
11894 (compute_points_to_sets): Adjust.
11896 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11898 * combine.c (try_combine): Dump information about the insns we're
11901 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11903 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11904 check when calling force_to_mode on TRUNCATE's operand.
11906 2009-06-22 Ian Lance Taylor <iant@google.com>
11908 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11910 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11912 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11914 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11916 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11917 override library linkage flags such as -static-libgcc or
11920 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11922 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11924 2009-06-22 Ian Lance Taylor <iant@google.com>
11926 * config/linux.opt: Put mglibc ahead of muclibc.
11928 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11929 for duplicate decls.
11931 2009-06-22 Matthias Klose <doko@ubuntu.com>
11933 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11935 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11938 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11939 instead of NULL if a parser error occurs.
11941 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11943 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11944 non-DWARF2_DEBUGGING_INFO version.
11946 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11948 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11949 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11951 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11952 (LIBGCC2_TF_CEXT): Define.
11955 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11958 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11960 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11962 * config/arm/arm.c (arm_override_options): Disable
11963 -mcaller-super-interworking and -mcallee-super-interworking.
11964 * doc/invoke.texi (ARM Options): Document this.
11966 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11968 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11969 * config/arm/constraints.md (j): New constraint for movw operands.
11970 (N): Remove thumb2 meaning.
11971 * config/arm/arm.md (*arm_movw): Delete.
11972 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11973 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11974 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11976 2009-06-22 Martin Jambor <mjambor@suse.cz>
11978 PR tree-optimization/40492
11979 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11980 build_ref_for_offset.
11982 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11984 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11985 JUMP_TABLE_DATA_P predicates where applicable.
11986 * auto-inc-dec.c: Ditto.
11987 * builtins.c: Ditto.
11988 * caller-save.c: Ditto.
11990 * cfgcleanup.c: Ditto.
11991 * cfglayout.c: Ditto.
11993 * combine.c: Ditto.
11994 * combine-stack-adj.c: Ditto.
11998 * df-scan.c: Ditto.
12000 * dwarf2asm.c: Ditto.
12001 * dwarf2out.c: Ditto.
12002 * emit-rtl.c: Ditto.
12008 * function.c: Ditto.
12011 * genpreds.c: Ditto.
12012 * genrecog.c: Ditto.
12014 * ira-costs.c: Ditto.
12015 * ira-lives.c: Ditto.
12017 * loop-iv.c: Ditto.
12018 * lower-subreg.c: Ditto.
12019 * modulo-sched.c: Ditto.
12021 * postreload.c: Ditto.
12022 * print-rtl.c: Ditto.
12024 * reginfo.c: Ditto.
12025 * regmove.c: Ditto.
12026 * reload1.c: Ditto.
12029 * rtlanal.c: Ditto.
12031 * sched-vis.c: Ditto.
12033 * sel-sched-ir.c: Ditto.
12034 * simplify-rtx.c: Ditto.
12035 * targhooks.c: Ditto.
12036 * var-tracking.c: Ditto.
12037 * vmsdbgout.c: Ditto.
12039 2009-06-22 Matthias Klose <doko@ubuntu.com>
12041 * Makefile.in (install-plugin): Always use DESTDIR.
12043 2009-06-22 Olivier Hainque <hainque@adacore.com>
12045 * config/pa/pa.c (output_call): Don't optimize post call jumps
12046 into return address adjustments if the call may throw.
12048 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12050 * arm.c (thumb1_output_casesi): New function.
12051 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12052 optimizing for size or PIC.
12053 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12054 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12055 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12056 (thumb1_casesi_internal_pic): New expand rule.
12057 (thumb1_casesi_dispatch): New pattern.
12058 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12060 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12061 in the text seciton when PIC or optimizing for size.
12062 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12063 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12064 preservation properties of code.
12065 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12066 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12067 (__gnu_thumb1_case_si): New function.
12068 * t-arm (LIB1ASMSRC): Define here.
12069 (LIB1ASMFUNCS): Add some common functions.
12070 * t-arm-elf (LIB1ASMSRC): Delete.
12071 (LIB1ASMFUNCS): Append to existing set.
12072 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12073 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12074 * t-symbian (LIB1ASMFUNCS): Likewise.
12075 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12076 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12078 2009-06-21 Richard Guenther <rguenther@suse.de>
12080 PR tree-optimization/38729
12081 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12082 to loops with a single exit if -fno-expensive-optimizations.
12084 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12086 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12087 (dataflow_set): Change vars type from htab_t to shared_hash.
12088 (shared_hash_pool, empty_shared_hash): New variables.
12089 (vars_clear): Removed.
12090 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12091 shared_hash_find_slot_unshare, shared_hash_find_slot,
12092 shared_hash_find_slot_noinsert, shared_hash_find): New
12094 (shared_hash_unshare, shared_hash_destroy): New functions.
12095 (unshare_variable): Unshare set->vars if shared, use
12097 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12098 (get_init_value, find_src_set_src, dump_dataflow_set,
12099 clobber_variable_part, emit_notes_for_differences): Use
12101 (dataflow_set_init): Remove second argument, set vars to
12102 empty_shared_hash instead of creating a new htab.
12103 (dataflow_set_clear): Call shared_hash_destroy and set vars
12104 to empty_shared_hash instead of calling vars_clear.
12105 (dataflow_set_copy): Don't call vars_copy, instead just share
12106 the src htab with dst.
12107 (variable_union): Use shared_hash_*, use initially NO_INSERT
12108 lookup if set->vars is shared. Don't keep slot cleared before
12109 calling unshare_variable. Unshare set->vars if needed.
12110 Even ->refcount == 1 vars must be unshared if set->vars is shared
12111 and var needs to be modified.
12112 (variable_canonicalize): New function.
12113 (dataflow_set_union): If dst->vars is empty, just share src->vars
12114 with dst->vars and traverse with variable_canonicalize to canonicalize
12115 and unshare what is needed.
12116 (dataflow_set_different): If old_set and new_set use the same shared
12117 htab, they aren't different. If number of htab elements is different,
12118 htabs are different. Use shared_hash_*.
12119 (dataflow_set_destroy): Call shared_hash_destroy instead of
12121 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12122 second argument to dataflow_set_init.
12123 (vt_initialize): Likewise. Initialize shared_hash_pool and
12124 empty_shared_hash, move bb in/out initialization afterwards.
12125 Use variable_htab_free instead of NULL as changed_variables del hook.
12126 (variable_was_changed): Change type of second argument to pointer to
12127 dataflow_set. When inserting var into changed_variables, bump
12128 refcount. Unshare set->vars if set is shared htab and slot needs to
12130 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12131 lookup if set->vars is shared. Unshare set->vars if needed.
12132 Even ->refcount == 1 vars must be unshared if set->vars is shared
12133 and var needs to be modified. Adjust variable_was_changed caller.
12134 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12135 vars must be unshared if set->vars is shared and var needs to be
12136 modified. Adjust variable_was_changed caller.
12137 (emit_note_insn_var_location): Don't pool_free var.
12138 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12140 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12141 free_alloc_pool on shared_hash_pool.
12143 2009-06-20 Anthony Green <green@moxielogic.com>
12145 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12146 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12148 2009-06-20 Richard Guenther <rguenther@suse.de>
12150 * tree-ssa-structalias.c (find_func_aliases): For memset use
12151 a constraint from NULL if we memset to zero.
12152 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12153 we explicitly handle that do not read from memory.
12154 (call_may_clobber_ref_p_1): Properly handle builtins that may
12157 2009-06-20 Richard Guenther <rguenther@suse.de>
12159 PR tree-optimization/40495
12160 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12161 (new_scalar_tmp_constraint_exp): New function.
12162 (process_constraint): Do not create temporary decls.
12163 (process_all_all_constraints): Likewise.
12164 (handle_const_call): Likewise.
12165 (create_function_info_for): Do not set decl.
12167 2009-06-19 Ian Lance Taylor <iant@google.com>
12169 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12170 (rs6000_attribute_table): Make static; move before use.
12172 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12174 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12175 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12176 Propagate the TREE_READONLY flag without overwriting it.
12177 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12178 Propagate the TREE_READONLY flag onto the result.
12179 (process_call_operands): Move around. Use correct constant value.
12181 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12184 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12185 * config/arm/arm.md: Likewise.
12187 2009-06-19 Ian Lance Taylor <iant@google.com>
12189 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12190 to GIMPLE_ERROR_MARK.
12192 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12193 op2_original_type parameters. Warn about using different enum types.
12194 * c-parser.c (c_parser_conditional_expression): Pass original
12195 types to build_conditional_expr.
12196 * c-tree.h (build_conditional_expr): Update declaration.
12198 2009-06-19 Ian Lance Taylor <iant@google.com>
12200 * config/i386/i386.c (ix86_function_specific_save): Test that
12201 fields match values, rather than testing the values are in a
12204 2009-06-19 Richard Guenther <rguenther@suse.de>
12206 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12207 ADDR_EXPR pointers.
12208 (ptr_derefs_may_alias_p): Likewise.
12209 (ptr_deref_may_alias_ref_p_1): New function.
12210 (ptr_deref_may_alias_ref_p): Likewise.
12211 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12212 covered by looking at the ESCAPED solution.
12213 (call_may_clobber_ref_p_1): Likewise.
12214 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12215 Handle NULL_TREE offset. Do not produce redundant constraints.
12216 (process_all_all_constraints): New helper function.
12217 (do_structure_copy): Use it.
12218 (handle_lhs_call): Likewise.
12219 (find_func_aliases): Handle some builtins with pointer arguments
12220 and/or return values explicitly.
12222 2009-06-19 Ian Lance Taylor <iant@google.com>
12224 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12226 2009-06-19 Ian Lance Taylor <iant@google.com>
12228 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12230 2009-06-19 Ian Lance Taylor <iant@google.com>
12232 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12233 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12236 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12237 uninitialized const.
12239 2009-06-19 Ian Lance Taylor <iant@google.com>
12241 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12244 * c-decl.c (in_struct, struct_types): Remove.
12245 (struct c_binding): Add in_struct field.
12246 (c_binding_ptr): Define type, along with VEC.
12247 (struct c_struct_parse_info): Define.
12248 (struct_parse_info): New static variable.
12249 (bind): Initialize in_struct field.
12250 (start_struct): Remove enclosing_in_struct and
12251 enclosing_struct_types parameters. Add
12252 enclosing_struct_parse_info parameter. Change all callers. Set
12253 struct_parse_info rather than in_struct and struct_types.
12254 (grokfield): If -Wc++-compat and there is a symbol binding for the
12255 field name, set the in_struct flag and push it on the
12256 struct_parse_info->fields vector.
12257 (warn_cxx_compat_finish_struct): New static function.
12258 (finish_struct): Remove enclosing_in_struct and
12259 enclosing_struct_types parameters. Add
12260 enclosing_struct_parse_info parameter. Change all callers. Don't
12261 set C_TYPE_DEFINED_IN_STRUCT here. Call
12262 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12263 parameter. Only push on struct_types if warn_cxx_compat.
12264 (finish_enum): Only push on struct_types if warn_cxx_compat.
12265 (declspecs_add_type): Add loc parameter. Change all callers.
12266 Change all error calls to error_at. Pass loc, not input_location,
12267 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12268 defined in a struct. If -Wc++-compat and parsing a struct, record
12269 that a typedef name was used.
12270 * c-parser.c (c_parser_declspecs): Get location to pass to
12271 declspecs_add_type.
12272 (c_parser_struct_or_union_specifier): Update calls to start_struct
12274 * c-tree.h (struct c_struct_parse_info): Declare.
12275 (finish_struct, start_struct): Update declarations.
12276 (declspecs_add_type): Update declaration.
12278 2009-06-19 Ian Lance Taylor <iant@google.com>
12280 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12281 variable with an anonymous type.
12283 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12285 * see.c: Remove for real.
12287 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12289 * optabs.h (enum optab_index): Add new OTI_significand.
12290 (significand_optab): Define corresponding macro.
12291 * optabs.c (init_optabs): Initialize significand_optab.
12292 * genopinit.c (optabs): Implement significand_optab using
12293 significand?f2 patterns.
12294 * builtins.c (expand_builtin_mathfn): Handle
12295 BUILT_IN_SIGNIFICAND{,F,L}.
12296 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12297 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12299 * config/i386/i386.md (significandxf2, significand<mode>2): New
12300 expanders to implement significandf, significand and significandl
12301 built-ins as inline x87 intrinsics.
12303 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12305 * config/avr/avr.c (avr_override_options): Remove setting value of
12306 PARAM_INLINE_CALL_COST.
12308 2009-06-18 Richard Henderson <rth@redhat.com>
12311 * tree-pass.h (TDF_ASMNAME): New.
12312 * tree-dump.c (dump_options): Add asmname.
12313 * doc/invoke.texi: Document it.
12315 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12316 (dump_decl_name): ...here.
12317 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12318 (dump_generic_node): Update dump_function_name calls.
12319 (print_call_name): New flags arg; update all dump calls.
12320 * diagnostic.h (print_call_name): Update.
12321 * gimple-pretty-print.c (dump_gimple_call): Update.
12323 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12326 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12328 2009-06-18 Diego Novillo <dnovillo@google.com>
12330 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12331 * plugin.c (str_license): Declare.
12332 (try_init_one_plugin): Assert that the symbol
12333 'plugin_is_GPL_compatible' exists.
12335 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12338 * Makefile.in (OBJS-common): Remove see.o.
12340 * common.opt (fsee): Mark as preserved for backward compatibility.
12341 * opts.c (common_handle_option): Add OPT_fsee to the backward
12342 compatibility section.
12343 * passes.c (init_optimization_passes, pass_see): Remove pass.
12344 * timevar.def (TV_SEE): Remove.
12345 * tree-pass.h (pass_see): Remove declaration.
12346 * doc/invoke.texi (-fsee): Remove documentation.
12348 2009-06-18 Martin Jambor <mjambor@suse.cz>
12350 * tree-sra.c: Include statistics.h
12351 (sra_stats): New variable.
12352 (sra_initialize): Clear sra_stats.
12353 (create_access_replacement): Increment sra_stats.replacements.
12354 (get_access_replacement): Do not return twice.
12355 (analyze_all_variable_accesses): Increment statistics counter by the
12356 number of scalarized aggregates.
12357 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12358 (sra_modify_expr): Increment sra_stats.exprs.
12359 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12360 (sra_modify_assign): Increment sra_stats.exprs,
12361 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12362 (perform_intra_sra): Update statistics counters.
12363 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12365 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12367 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12368 (arm_scalar_mode_supported_p): New function.
12370 2009-06-18 Paul Brook <paul@codesourcery.com>
12371 Sandra Loosemore <sandra@codesourcery.com>
12373 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12374 (__extendhfsf2, __truncsfhf2): Define.
12375 * config/arm/fp16.c: New file.
12376 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12377 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12379 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12381 * doc/extend.texi (Half-Precision): New section.
12382 * doc/invoke.texi (Option Summary): List -mfp16-format.
12383 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12384 * config/arm/arm.opt (mfp16-format=): New.
12385 * config/arm/arm.c: Include intl.h.
12386 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12387 (TARGET_INVALID_RETURN_TYPE): Redefine.
12388 (TARGET_PROMOTED_TYPE): Redefine.
12389 (TARGET_CONVERT_TO_TYPE): Redefine.
12390 (arm_fp16_format): Define.
12391 (all_fpus): Add entry for neon-fp16.
12392 (fp_model_for_fpu): Likewise.
12393 (struct fp16_format): Declare.
12394 (all_fp16_formats): Define.
12395 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12397 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12399 (arm_legitimate_index_p): Treat HFmode like HImode.
12400 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12401 (coproc_secondary_reload_class): Special-case HFmode.
12402 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12403 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12404 (arm_init_fp16_builtins): New.
12405 (arm_init_builtins): Call it.
12406 (arm_invalid_parameter_type): New.
12407 (arm_invalid_return_type): New.
12408 (arm_promoted_type): New.
12409 (arm_convert_to_type).
12410 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12412 (arm_emit_fp16_const): New function.
12413 (arm_mangle_type): Mangle __fp16 as "Dh".
12414 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12416 (TARGET_NEON_FP16): New.
12417 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12418 (enum fputype): Add FPUTYPE_NEON_FP16.
12419 (enum arm_fp16_format_type): Declare.
12420 (arm_fp16_format): Declare.
12421 (LARGEST_EXPONENT_IS_NORMAL): Define.
12422 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12423 * config/arm/arm-modes.def (HFmode): Define.
12424 * config/arm/vfp.md: (*movhf_vfp): New.
12425 (extendhfsf2): New.
12427 * config/arm/arm.md: (fpu): Add neon_fp16.
12428 (floatsihf2, floatdihf2): New.
12429 (fix_trunchfsi2, fix_trunchfdi2): New.
12431 (extendhfdf2): New.
12433 (*arm32_movhf): New.
12434 (*thumb1_movhf): New.
12435 (consttable_2): Add check for HFmode constants.
12436 (consttable_4): Handle HFmode constants.
12438 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12440 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12442 2009-06-17 Olivier Hainque <hainque@adacore.com>
12444 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12445 const char ** conversion in AIX specific section.
12447 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12449 * config/i386/i386.c (ix86_special_builtin_type): Remove
12450 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12451 (bdesc_special_args): Updated.
12452 (ix86_init_mmx_sse_builtins): Likewise.
12453 (ix86_expand_special_args_builtin): Likewise.
12455 2009-06-17 Richard Henderson <rth@redhat.com>
12457 * tree-pretty-print.c (maybe_dump_asm_name): New.
12458 (dump_decl_name): Use it.
12459 (PRINT_FUNCTION_NAME): Merge into...
12460 (dump_function_name): ... here. Use maybe_dump_asm_name.
12462 2009-06-17 Cary Coutant <ccoutant@google.com>
12464 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12466 * debug.c (struct gcc_debug_hooks): Change placeholder for
12468 (debug_nothing_int_charstar_int): Replaced by...
12469 (debug_nothing_int_charstar_int_bool): ...this.
12470 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12471 source_line prototype.
12472 (debug_nothing_int_charstar_int): Replaced by...
12473 (debug_nothing_int_charstar_int_bool): ...this.
12474 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12475 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12476 Output is_stmt operand when necessary.
12477 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12478 (notice_source_line): Add is_stmt parameter.
12479 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12480 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12482 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12483 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12485 2009-06-17 Ian Lance Taylor <iant@google.com>
12487 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12489 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12492 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12494 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12495 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12496 tree_strip_sign_nop_conversions and
12497 tree_ssa_strip_useless_type_conversions rather than stripping
12498 the operations here.
12499 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12501 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12502 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12503 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12504 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12507 2009-06-17 Michael Eager <eager@eagercon.com>
12509 * config/rs6000/constraints.md (register_constraint "d"): New.
12510 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12511 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12512 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12513 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12514 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12515 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12516 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12517 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12518 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12519 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12521 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12522 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12523 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12524 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12525 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12526 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12527 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12528 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12529 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12530 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12531 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12532 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12533 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12534 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12536 2009-06-16 Ian Lance Taylor <iant@google.com>
12538 * profile.c (total_num_never_executed): Don't define.
12539 (compute_branch_probabilities): Don't count or print
12540 num_never_executed.
12541 (init_branch_prob): Don't set total_num_never_executed.
12542 (end_branch_prob): Don't print total_num_never_executed.
12544 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12546 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12548 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12550 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12551 (nabstd2_fpr): Same.
12553 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12555 * expr.c (expand_assignment): Change complex type check.
12557 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12559 * doc/plugins.texi (Building GCC plugins): Added new section.
12561 2009-06-17 Ian Lance Taylor <iant@google.com>
12563 * c-pch.c (get_ident): Don't set size of templ array.
12564 (pch_init): Don't set size of partial_pch array.
12566 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12567 string constant to intialize an array whose size is the length of
12570 2009-06-17 Richard Guenther <rguenther@suse.de>
12572 PR tree-optimization/40389
12573 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12574 to addressable types.
12575 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12577 2009-06-17 Richard Guenther <rguenther@suse.de>
12579 PR middle-end/40460
12580 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12581 if there is no evolution of left in the loop bail out.
12582 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12583 chrec_fold_multiply.
12585 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12586 Janis Johnson <janis187@us.ibm.com>
12589 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12590 for the symbol ref of a constant that is the source of a move
12591 - nor for any other not-obvious-label-ref constants.
12593 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12595 * plugin.c (position_pass): Skip newly inserted pass during list
12596 traversal to avoid repeated insertion.
12598 2009-06-16 Ian Lance Taylor <iant@google.com>
12600 * vec.h (VEC_stack_alloc): Define different version if
12601 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12602 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12603 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12604 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12606 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12608 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12610 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12611 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12612 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12613 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12614 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12615 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12616 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12617 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12618 __builtin_ia32_rdtscp.
12619 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12620 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12621 and __builtin_ia32_rorhi.
12622 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12623 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12624 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12625 (ix86_expand_args_builtin): Likewise.
12626 (ix86_expand_special_args_builtin): Likewise.
12628 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12629 (UNSPECV_RDTSC): Likewise.
12630 (UNSPECV_RDPMC): Likewise.
12631 (*bsr): Renamed to ...
12633 (*bsr_rex64): Renamed to ...
12636 (*rdpmc): Likewise.
12637 (*rdpmc_rex64): Likewise.
12639 (*rdtsc): Likewise.
12640 (*rdtsc_rex64): Likewise.
12641 (rdtscp): Likewise.
12642 (*rdtscp): Likewise.
12643 (*rdtscp_rex64): Likewise.
12645 * config/i386/ia32intrin.h: New.
12647 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12649 2009-06-16 Ian Lance Taylor <iant@google.com>
12651 * ira-build.c (copy_info_to_removed_store_destinations):
12652 Initialize parent_a.
12654 2009-06-16 Ian Lance Taylor <iant@google.com>
12656 * c-decl.c (grokdeclarator): Change size_varies to bool.
12658 2009-06-16 Ian Lance Taylor <iant@google.com>
12660 * sel-sched.c: Make forward declarations of move_op_hooks and
12661 fur_hooks explicitly extern.
12663 2009-06-16 Ian Lance Taylor <iant@google.com>
12665 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12666 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12668 2009-06-16 Ian Lance Taylor <iant@google.com>
12670 * resource.c (mark_referenced_resources): Change
12671 include_delayed_effects parameter to bool. Change all callers.
12672 (mark_end_of_function_resources): Likewise.
12673 * reorg.c (insn_references_resource_p): Likewise.
12674 (insn_sets_resource_p): Likewise.
12675 * resource.h (mark_referenced_resources): Update declaration.
12676 (mark_end_of_function_resources): Update declaration.
12678 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12680 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12682 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12684 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12685 GCC can bootstrap on AIX with GNU Binutils 2.20.
12687 2009-06-16 Ian Lance Taylor <iant@google.com>
12689 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12691 2009-06-16 Ian Lance Taylor <iant@google.com>
12693 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12694 inline, not extern inline.
12695 (exact_log2): Likewise.
12696 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12698 (exact_log2): Likewise, but don't test CTZ_HWI.
12700 2009-06-16 Ian Lance Taylor <iant@google.com>
12702 * bitmap.c (bitmap_clear): Don't declare as inline.
12703 * gimple.c (gimplify_assign): Likewise.
12704 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12705 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12706 (sched_scan_info): Remove duplicate definition.
12708 2009-06-16 Ian Lance Taylor <iant@google.com>
12710 * c-common.c (skip_evaluation): Don't define.
12711 (c_inhibit_evaluation_warnings): Define global variable.
12712 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12713 than skip_evaluation.
12714 (convert_and_check, warn_for_div_by_zero): Likewise.
12715 * c-common.h (skip_evaluation): Don't declare.
12716 (c_inhibit_evaluation_warnings): Declare.
12717 * c-parser.c (c_parser_typeof_specifier): Set
12718 c_inhibit_evaluation_warnings rather than skip_evaluation.
12719 (c_parser_conditional_expression): Likewise.
12720 (c_parser_binary_expression): Likewise.
12721 (c_parser_sizeof_expression): Likewise.
12722 (c_parser_alignof_expression): Likewise.
12723 * c-typeck.c (build_indirect_ref): Check
12724 c_inhibit_evaluation_warnings rather than skip_evaluation.
12725 (build_conditional_expr, build_binary_op): Likewise.
12727 2009-06-16 Richard Guenther <rguenther@suse.de>
12729 * tree-ssa-alias.c (is_escape_site): Remove.
12730 * tree-ssa-alias.h (enum escape_type): Remove.
12731 (is_escape_site): Likewise.
12732 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12733 via casts and asms without deferring to is_escape_site.
12735 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12737 PR middle-end/40446
12738 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12739 use gen_lowpart if op0 has complex mode.
12741 2009-06-16 Richard Guenther <rguenther@suse.de>
12743 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12744 variables add them to ESCAPED.
12745 (find_func_aliases): Do not make all indirectly stored values escaped.
12747 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12749 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12750 make_decl_one_only.
12752 2009-06-16 Martin Jambor <mjambor@suse.cz>
12754 PR tree-optimization/40432
12755 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12756 check whether we need to force gimple register operand.
12758 2009-06-16 Martin Jambor <mjambor@suse.cz>
12760 PR tree-optimization/40413
12761 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12762 build_ref_for_offset.
12763 (propagate_subacesses_accross_link): Fix a typo in a comment.
12765 2009-06-16 Ira Rosen <irar@il.ibm.com>
12767 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12768 with additional parameter.
12769 * tree-vectorizer.h (enum vect_def_type): Add new value
12771 (enum vect_relevant): Add comments.
12772 (vect_is_simple_reduction): Add new argument.
12773 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12774 Detect nested cycles.
12775 (vect_is_simple_reduction): Update documentation, add an argument to
12776 distinguish inner-loop reduction from nested cycle, detect nested
12777 cycles, fix printings and indentation, don't swap operands in case
12779 (get_initial_def_for_reduction): Handle subtraction.
12780 (vect_create_epilog_for_reduction): Add new argument to specify
12781 reduction variable.
12782 (vect_finalize_reduction): Handle subtraction, fix comments.
12783 (vectorizable_reduction): Handle nested cycles. In case of nested
12784 cycle keep track of the reduction variable position. Call
12785 vect_is_simple_reduction with additional parameter. Use original
12786 statement code in reduction epilogue for nested cycle. Call
12787 vect_create_epilog_for_reduction with additional parameter.
12788 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12789 inner-loop vectorization.
12790 (vect_recog_widen_sum_pattern): Likewise.
12791 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12793 (vect_mark_stmts_to_be_vectorized): Likewise.
12794 (vect_get_vec_def_for_operand): Handle nested cycles.
12796 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12798 * doc/invoke.texi (Debugging Options): Fix option index entries
12799 for -fdump-statistics, -frandom-seed add entries for
12800 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12801 (FRV Options): Fix entries for -mTLS, -mtls.
12802 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12803 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12804 (M68hc1x Options): Fix @itemx for -mnominmax.
12805 (MCore Options): Fix entry for -mno-lsim.
12806 (MMIX Options): Fix entry for -mabi=mmixware.
12807 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12809 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12811 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12812 Mention the plugin mode of gengtype.
12813 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12814 * gengtype.c: Updated copyright.
12815 (plugin_files, nb_plugin_files) Added new static variables.
12816 (measure_input_list) Care about plugin_files.
12817 (write_rtx_next): Added early return in plugin mode.
12818 (create_file): Updated copyright year in generated file. Added
12820 (oprintf): Added early return if NULL outf.
12821 (get_output_file_with_visibility): Care of plugin_files.
12822 (get_output_file_name): May return null.
12823 (write_local): Added early return.
12824 (put_mangled_filename): Ditto.
12825 (finish_root_table): Added check for base_files.
12826 (write_roots): Care about null when plugins.
12827 (main): Added plugin mode.
12829 2009-06-15 Ian Lance Taylor <iant@google.com>
12831 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12832 * gcov.c (read_count_file): Add braces around variables declared
12835 * c.opt (Wjump-misses-init): New warning.
12836 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12837 -Wall and -Wc++-compat if not already set.
12838 (c_common_post_options): Clear warn_jump_misses_init if it was not
12840 * c-decl.c (struct c_binding): Change type field to a union with
12841 new label field. Make it the first field in the struct. Update
12842 references to type to use u.type instead.
12843 (struct c_spot_bindings): Define.
12844 (struct c_goto_bindings): Define.
12845 (c_goto_bindings_p): Define, along with VECs.
12846 (struct c_label_vars): Define.
12847 (struct c_scope): Add has_label_bindings field.
12848 (bind_label, set_spot_bindings): New static functions.
12849 (decl_jump_unsafe, update_spot_bindings): New static functions.
12850 (update_label_decls): New static function.
12851 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12852 Update binding u.label field to shadowed field.
12853 (c_binding_start_stmt_expr): New function.
12854 (c_binding_end_stmt_expr): New function.
12855 (pushdecl): Don't call c_begin_vm_scope.
12856 (make_label): Add defining and p_label_vars parameters. Change
12858 (lookup_label): Correct test for whether a label has not yet been
12859 defined. Call bind_label rather than bind.
12860 (warn_about_goto): New static function.
12861 (lookup_label_for_goto): New function.
12862 (declare_label): Call bind_label rather than bind.
12863 (check_earlier_gotos): New static function.
12864 (define_label): Don't give errors about jumping into statement
12865 expressions or scopes of variably modified types. Call
12866 set_spot_bindings and check_earlier_gotos. Call bind_label
12867 instead of bind. Don't set label_context_stack_se or
12868 label_context_stack_vm.
12869 (c_get_switch_bindings): New function.
12870 (c_release_switch_bindings): New function.
12871 (c_check_switch_jump_warnings): New function.
12872 (start_function): Don't set label_context_stack_se or
12873 label_context_stack_vm.
12874 (finish_function): Likewise.
12875 * c-typeck.c (label_context_stack_se): Don't define.
12876 (label_context_stack_vm): Don't define.
12877 (c_finish_goto_label): Call lookup_label_for_goto rather than
12878 lookup_label. Don't give errors about jumping into a statement
12879 expression or the scope of a variably modified type. Don't set
12880 label_context_stack_se or label_context_stack_vm.
12881 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12882 fields. Add bindings field.
12883 (c_start_case): Don't set deleted fields. Set bindings field.
12884 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12885 or blocked_vm. Call c_check_switch_jump_warnings.
12886 (c_finish_case): Don't test blocked_stmt_expr field. Call
12887 c_release_switch_bindings.
12888 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12889 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12890 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12891 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12892 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12893 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12894 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12895 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12896 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12897 (C_DECL_UNJUMPABLE_VM): Don't define.
12898 (C_DECL_UNDEFINABLE_VM): Don't define.
12899 (struct c_label_list): Don't define.
12900 (struct c_label_context_se): Don't define.
12901 (struct c_label_context_vm): Don't define.
12902 (struct c_spot_bindings): Declare.
12903 (c_bindings_start_stmt_expr): Declare.
12904 (c_bindings_end_stmt_expr): Declare.
12905 (lookup_label_for_goto): Declare.
12906 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12907 (c_check_switch_jump_warnings): Declare.
12908 (label_context_stack_se, label_context_stack_vm): Don't declare.
12909 (c_finish_goto_label): Update declaration.
12910 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12911 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12912 (Warning Options): Document -Wjump-misses-init.
12914 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12916 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12919 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12921 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12923 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12925 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12927 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12929 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12931 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12933 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12934 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12935 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12936 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12937 * dwarf2asm.c (dw2_force_const_mem): Update call to
12938 make_decl_one_only.
12939 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12940 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12941 * langhooks.c (lhd_comdat_group): Remove.
12942 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12943 * tree.h (DECL_COMDAT_GROUP): New.
12944 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12945 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12946 (make_decl_one_only): Change signature.
12947 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12948 make_decl_one_only.
12949 (make_decl_one_only): Change signature.
12950 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12952 2009-06-15 Richard Guenther <rguenther@suse.de>
12954 PR middle-end/40439
12955 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12957 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12959 * tree-ssa-math-opts.c: Remove extra divide.
12961 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12963 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12965 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12967 * passes.c: Add bswap pass.
12968 * tree-pass.h: Add pass_optimize_bswap declaration.
12969 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12970 Include rtl.h, expr.h and optabs.h for optab_handler check.
12971 (struct symbolic_number, pass_optimize_bswap): New definition.
12972 (do_shift_rotate, verify_symbolic_number_p): New functions.
12973 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12974 (gate_optimize_bswap): New function.
12975 * tree.c (widest_int_cst_value): New function.
12976 * tree.h (widest_int_cst_value): Prototype added.
12978 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12980 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12981 REG_EQUAL/REG_EQUIV notes.
12983 2009-06-14 Richard Guenther <rguenther@suse.de>
12985 PR middle-end/40389
12986 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12987 has its address taken if NRV was applied and it is addressable.
12988 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12989 function split out from ...
12990 (get_constraint_for_1): ... here.
12991 (handle_rhs_call): Use it to mark the return slot escaped if
12992 it is addressable and NRV was applied.
12994 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12996 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12997 Change first argument type to location_t.
12998 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12999 Do not set input_location.
13000 Use loc instead of input_location throughout.
13002 2009-06-13 Richard Guenther <rguenther@suse.de>
13004 PR tree-optimization/40421
13005 * tree-predcom.c (should_unroll_loop_p): Remove.
13006 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13008 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13010 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13011 Add location argument.
13013 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13015 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13017 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13018 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13019 * config/spu/spu-protos.h: Add location to
13020 spu_resolve_overloaded_builtin.
13021 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13022 spu_build_builtin_va_list.
13023 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13024 argument. Pass location to build_function_call_vec.
13025 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13027 (emit_fpu_switch): Same.
13028 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13029 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13030 to build_decl and create_artificial_label.
13031 (xtensa_gimplify_va_arg_expr): Same.
13032 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13033 (xstormy16_gimplify_va_arg_expr): Same.
13034 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13035 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13036 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13037 (mips16_build_function_stub): Same.
13038 (mips16_build_call_stub): Same.
13040 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13043 * arm/constraints.md (Pa, Pb): New constraints.
13044 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13045 split pattern to deal with them.
13047 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13049 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13050 fix index entry for -Xpreprocessor.
13052 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13054 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13055 Add location argument to build_decl call.
13056 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13057 (rs6000_init_builtins): Same.
13058 (spe_init_builtins): Same.
13059 (rs6000_gimplify_va_arg): Add location argument to
13060 create_artificial_label call.
13062 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13064 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13065 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13066 * Makefile.in: Fix GGC dependency for gcse.o.
13068 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13070 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13071 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13072 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13074 * c-parser.c (c_parser_binary_expression): Use current column while
13075 building binary operations.
13076 * common.opt (fshow-column): Enable by default.
13077 * tree-vrp.c (check_array_ref): Use warning_at.
13078 (check_array_bounds): Use location from call back if expr has no
13080 * tree.h: Add location argument to maybe_fold_*.
13081 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13082 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13083 (maybe_fold_offset_to_component_ref): Same.
13084 (maybe_fold_offset_to_reference): Same.
13085 (maybe_fold_offset_to_address): Same.
13086 (maybe_fold_stmt_indirect): Same.
13087 (maybe_fold_stmt_addition): Same.
13088 (fold_stmt_r): Pass location to maybe_fold_*.
13089 (fold_gimple_assign): Same.
13090 * c-tree.h: Add location argument to finish_decl,
13091 default_function_array_conversion, store_init_value.
13092 * c-decl.c (define_label): Use error_at.
13093 (c_make_fname_decl): Pass location to finish_decl.
13094 (finish_decl): New location argument.
13095 (build_compound_literal): Pass location to store_init_value.
13096 (grokdeclarator): Pass location to finish_decl.
13098 * c-typeck.c (array_to_pointer_conversion): New location argument.
13099 (function_to_pointer_conversion): Same.
13100 (default_function_array_conversion): Same.
13101 (parser_build_unary_op): Pass location to overflow_warning.
13102 (parser_build_binary_op): Same. Use warning_at.
13103 (build_unary_op): Pass location to array_to_pointer_conversion.
13104 (build_c_cast): Pass location to digest_init.
13105 (build_modify_expr): New location argument.
13106 (convert_for_assignment): Same.
13107 (store_init_value): Same.
13108 (digest_init): Same.
13109 (output_init_element): Pass location to digest_init and
13110 array_to_pointer_conversion.
13111 (c_finish_return): Pass location to convert_for_assignment.
13112 * gimplify.c (gimplify_conversion): Pass location to
13113 maybe_fold_offset_to_address.
13114 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13115 to maybe_fold_stmt_addition.
13116 * c-omp.c (c_finish_omp_atomic): Pass new location to
13118 (c_finish_omp_for): Same.
13119 * c-common.c (overflow_warning): New argument.
13120 * c-common.h: New argument to build_modify_expr, overflow_warning.
13121 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13123 (c_parser_initializer): Pass location to
13124 default_function_array_conversion.
13125 (c_parser_initelt): Same.
13126 (c_parser_initval): Same.
13127 (c_parser_asm_operands): Same.
13128 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13129 (c_parser_conditional_expression): Same.
13130 (c_parser_binary_expression): Add location info to stack. Use it.
13131 (c_parser_unary_expression): Pass location to
13132 default_function_array_conversion, parser_build_unary_op,
13133 build_indirect_ref, c_parser_postfix_expression_after_primary.
13134 (c_parser_postfix_expression_after_primary): New location argument.
13136 (c_parser_expression_conv): Pass location to
13137 default_function_array_conversion.
13138 (c_parser_expr_list): Same.
13139 (c_parser_omp_atomic): Same.
13140 (c_parser_omp_for_loop): Same.
13141 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13142 (build_array_declarator): New argument.
13143 * c-decl.c (build_array_declarator): Add location argument.
13144 (grokdeclarator): Set id_loc for cdk_array.
13145 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13146 build_array_declarator.
13147 * tree.c (build_omp_clause): Add location argument.
13148 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13149 (OMP_CLAUSE_LOCATION): New macro.
13150 (struct tree_omp_clause): Add location field.
13151 (build_omp_clause): Add argument.
13152 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13153 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13155 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13156 (cp_parser_omp_clause_collapse): Same.
13157 (cp_parser_omp_clause_default): Same.
13158 (cp_parser_omp_clause_if): Same.
13159 (cp_parser_omp_clause_nowait): Same.
13160 (cp_parser_omp_clause_num_threads): Same.
13161 (cp_parser_omp_clause_ordered): Same.
13162 (cp_parser_omp_clause_schedule): Same.
13163 (cp_parser_omp_clause_untied): Same.
13164 (cp_parser_omp_for_loop): Same.
13165 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13166 * c-tree.h (c_start_case): Add location argument.
13167 (c_process_expr_stmt): Same.
13168 (c_finish_goto_*): Same.
13169 * tree-parloops.c (initialize_reductions): Pass location to
13171 (create_parallel_loop): Same.
13172 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13173 (gfc_trans_omp_reduction_list): Same.
13174 (gfc_trans_omp_clauses): Same.
13175 (gfc_trans_omp_do): Same.
13176 * c-typeck.c (c_finish_goto_label): Same.
13177 (c_finish_goto_ptr): New location argument.
13178 (c_start_case): Same.
13179 (emit_side_effect_warnings): Same.
13180 (c_process_expr_stmt): Same.
13181 (c_finish_stmt_expr): Same.
13182 (c_finish_omp_clauses): Use error_at instead of error.
13183 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13185 * c-omp.c (c_split_parallel_clauses): New location argument.
13186 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13187 to build_omp_clause.
13188 (convert_local_reference_stmt): Same.
13189 (convert_gimple_call): Same.
13190 * c-common.h (c_split_parallel_clauses): New argument.
13191 * c-parser.c (c_parser_statement_after_labels): Pass location to
13192 c_finish_goto_label.
13193 (c_parser_switch_statement): Pass location to c_start_case.
13194 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13195 and c_process_expr_stmt.
13196 (c_parser_omp_variable_list): Add location argument.
13197 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13198 (c_parser_omp_clause_default): Same.
13199 (c_parser_omp_clause_if): Same.
13200 (c_parser_omp_clause_num_threads): Same.
13201 (-c_parser_omp_clause_ordered): Same.
13202 (c_parser_omp_clause_reduction): Pass location to
13203 c_parser_omp_variable_list.
13204 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13205 (c_parser_omp_clause_untied): Same.
13206 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13207 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13209 * c-tree.h (check_for_loop_decls, undeclared_variable,
13210 build_component_ref, build_array_ref, build_external_ref,
13211 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13212 build_conditional_expr, build_compound_expr, c_cast_expr,
13213 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13214 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13216 * c-semantics.c (build_stmt): Same.
13217 (build_case_label): Same.
13218 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13219 (undeclared_variable): New argument.
13220 (make_label): Same.
13221 (lookup_label): Pass location on down.
13222 (define_label): Same.
13223 (finish_decl): Same.
13224 (build_compound_literal): Same.
13225 (finish_struct): Same.
13226 (finish_function): Do not set location here.
13227 (check_for_loop_decls): New argument.
13228 * tree.c (save_expr): Set location.
13229 (build_empty_stmt): New argument.
13230 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13231 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13232 * builtins.c (gimplify_va_arg_expr): Use locations.
13233 (expand_builtin_sync_operation): Same.
13234 * c-typeck.c (build_component_ref): New argument.
13235 (build_array_ref): Same.
13236 (build_external_ref): Same.
13237 (c_expr_sizeof_expr): Same.
13238 (c_expr_sizeof_type): Same.
13239 (parser_build_unary_op): Same.
13240 (build_conditional_expr): Same.
13241 (build_compound_expr): Pass location on down.
13242 (build_compound_expr): New argument.
13243 (build_c_cast): Same.
13244 (c_cast_expr): Same.
13245 (build_asm_expr): Same.
13246 (c_finish_return): Same.
13247 (c_process_expr_stmt): Pass location on down.
13248 (c_finish_stmt_expr): New argument.
13249 (push_clenaup): Same.
13250 (c_finish_omp_parallel): Same.
13251 (c_finish_omp_task): Same.
13252 * gimplify.c (gimplify_call_expr): Pass location on down.
13253 * c-omp.c (c_finish_omp_master): New argument.
13254 (c_finish_omp_critical): Same.
13255 (c_finish_omp_ordered): Same.
13256 (c_finish_omp_barrier): Same.
13257 (-c_finish_omp_taskwait): Same.
13258 (c_finish_omp_atomic): Same.
13259 (c_finish_omp_flush): Same.
13260 * tree-inline.c (copy_tree_body_r): Pass location on down.
13261 (inline_forbidden_p): Remove use of input_location.
13262 * c-gimplify.c (c_build_bind_expr): New argument.
13263 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13264 (c_sizeof_or_alignof_type): New argument.
13265 (c_alignof_expr): Same.
13266 (build_va_arg): Same.
13267 (c_add_case_label): Same.
13268 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13269 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13270 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13271 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13272 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13273 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13275 * stub-objc.c (objc_build_selector_expr): Same.
13276 (objc_build_throw_stmt): Same.
13277 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13278 (c_parser_initelt): Same.
13279 (c_parser_compound_statement): Same.
13280 (c_parser_compound_statement_nostart): Same.
13281 (c_parser_label): Same.
13282 (c_parser_statement_after_labels): Same.
13283 (c_parser_if_body): Same.
13284 (c_parser_else_body): Same.
13285 (c_parser_if_statement): Same.
13286 (c_parser_switch_statement): Same.
13287 (c_parser_while_statement): Same.
13288 (c_parser_do_statement): Same.
13289 (c_parser_for_statement): Same.
13290 (c_parser_asm_statement): Same.
13291 (c_parser_conditional_expression): Same.
13292 (c_parser_binary_expression): Same.
13293 (c_parser_cast_expression): Same.
13294 (c_parser_unary_expression): Same.
13295 (c_parser_sizeof_expression): Same.
13296 (c_parser_alignof_expression): Same.
13297 (c_parser_postfix_expression): Same.
13298 (c_parser_expression): Same.
13299 (c_parser_objc_receiver): Same.
13300 (c_parser_omp_variable_list): Same.
13301 (c_parser_omp_structured_block): Same.
13302 (c_parser_omp_atomic): New argument.
13303 (c_parser_omp_barrier): Same.
13304 (c_parser_omp_critical): Same.
13305 (c_parser_omp_flush): Pass location on down.
13306 (c_parser_omp_for_loop): New argument.
13307 (c_parser_omp_for): Same.
13308 (c_parser_omp_master): Same.
13309 (c_parser_omp_ordered): Same.
13310 (c_parser_omp_sections_scope): Same.
13311 (c_parser_omp_sections): Same.
13312 (c_parser_omp_parallel): Same.
13313 (c_parser_omp_single): Same.
13314 (c_parser_omp_task): Same.
13315 (c_parser_omp_taskwait): Pass location on down.
13316 (c_parser_omp_construct): Same.
13317 (c_parser_omp_threadprivate): Same.
13318 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13319 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13320 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13321 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13322 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13323 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13324 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13325 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13326 config/i386/i386.c, stmt.c:
13327 Add location argument to the following function definitions and/or
13328 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13329 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13330 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13331 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13332 do_case, c_finish_bc_stmt, build_compound_literal,
13333 build_function_call.
13334 * c-decl.c (build_compound_literal): Add location argument.
13335 Make all diagnostic calls use location.
13336 (start_struct): Same.
13337 (finish_struct): Same.
13338 (start_enum): Same.
13339 (build_enumerator): Same.
13340 (start_function): Same.
13341 (grokdeclarator): Make all diagnostic calls use location.
13342 (store_parm_decls_oldstyle): Same.
13343 * c-typeck.c (build_function_call): Add location argument.
13344 Make all diagnostic calls use location.
13346 (c_finish_bc_stmt): Same.
13347 * tree-nested.c (get_trampoline_type): Add argument.
13348 Pass location to build_decl.
13349 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13350 * rtl.h (RTL_LOCATION): New.
13351 * c-common.c (c_add_case_label): Add location argument.
13352 Make all diagnostic calls use location.
13353 * c-common.h: Add location argument to make_fname_decl, do_case,
13354 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13355 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13356 Set it appropriately for every case. Pass enum_loc to start_enum
13357 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13359 (c_parser_struct_or_union_specifier): Save location. Use it for
13360 start_struct, finish_struct, and parser_xref_tag.
13362 2009-06-12 Ian Lance Taylor <iant@google.com>
13364 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13366 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13367 cpp_opts->warn_cxx_operator_names.
13369 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13372 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13373 is returns NULL and OP is a VCE, look through the VCE.
13375 2009-06-12 Ian Lance Taylor <iant@google.com>
13378 * collect2.c (main): Use CONST_CAST2 in code inside #if
13379 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13381 2009-06-12 Joey Ye <joey.ye@intel.com>
13383 PR middle-end/39146
13384 * cfgexpand.c (get_decl_align_unit): Update
13385 max_used_stack_slot_alignment with align instead of
13386 stack_alignment_needed.
13388 * function.c (assign_stack_local_1): Update
13389 max_used_stack_slot_alignment with alignment_in_bits instead
13390 of stack_alignment_needed.
13391 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13394 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13396 * dwarf2out.c (last_var_location_insn): New variable.
13397 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13398 (dwarf2out_var_location): Don't record anything after last real
13399 insn. Only change labels if there were any real instructions
13400 in between last note and this one, or if changed sections.
13402 2009-06-11 Richard Henderson <rth@redhat.com>
13404 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13405 note when storing the frame pointer in a register.
13406 (FRP): Don't redefine to nothing for epilogue.
13407 (alpha_expand_epilogue): Mark register and sp restores.
13408 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13410 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13411 when gen_lowpart is needed.
13413 2009-06-11 Richard Henderson <rth@redhat.com>
13415 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13417 * dwarf2out.c (need_data_align_sf_opcode): New.
13418 (div_data_align): Move earlier.
13419 (def_cfa_1, reg_save): Use it.
13421 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13423 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13424 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13425 (ix86_handle_option): Handle OPT_mcrc32.
13426 (ix86_target_string): Add -mcrc32.
13427 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13429 * config/i386/i386.h (TARGET_CRC32): New.
13431 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13432 (sse4_2_crc32di): Likewise.
13434 * config/i386/i386.opt (mcrc32): New.
13436 * doc/invoke.texi: Document -mcrc32.
13438 2009-06-11 Richard Henderson <rth@redhat.com>
13440 * common.opt (gdwarf-): Accept a version number.
13441 * doc/invoke.texi (gdwarf-): Update docs.
13442 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13443 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13444 version level, and record it.
13446 * dwarf2.h (DW_CIE_VERSION): Remove.
13447 * dwarf2out.c (DWARF_VERSION): Remove.
13448 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13449 (output_call_frame_info): Use CIE version 3 for dwarf3,
13450 or if the return register column is out of range for version 1.
13451 (dwarf_stack_op_name): Add all dwarf3 values.
13452 (DEBUG_PUBTYPES_SECTION): New.
13453 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13454 encoding change for dwarf3.
13455 (output_die) [dw_val_class_die_ref]: Likewise.
13456 (output_compilation_unit_header): Emit correct version for dwarf3.
13457 (output_line_info): Likewise.
13458 (output_pubnames): Update for DWARF_VERSION removal.
13459 (output_aranges): Likewise.
13460 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13461 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13462 (dwarf2out_finish): Likewise.
13464 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13466 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13469 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13472 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13473 * builtins.c (expand_builtin_unreachable): New function.
13474 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13475 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13476 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13478 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13479 searching for missing barriers.
13481 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13483 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13484 when -fprofile-generate* was passed.
13485 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13487 2009-06-11 Anthony Green <green@moxielogic.com>
13489 * config/moxie/moxie.md: Define length attribute for all instructions.
13491 (*b<cond:code>): Support limited branch ranges for new PC-relative
13492 branch instructions.
13493 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13495 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13497 * config/i386/i386.c (min_insn_size): Use get_attr_length
13498 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13499 For __asm return 0.
13501 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13502 instead of emit_insn_before.
13504 2009-06-10 Ian Lance Taylor <iant@google.com>
13507 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13510 2009-06-10 Revital Eres <eres@il.ibm.com>
13512 * passes.c (init_optimization_passes): Reschedule
13513 predictive-commoning pass before complete unroll pass.
13515 2009-06-10 Martin Jambor <mjambor@suse.cz>
13517 * cgraph.c (cgraph_node_can_be_local_p): New function.
13518 (cgraph_make_node_local): New function.
13519 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13520 (cgraph_make_node_local): Declare.
13522 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13524 * tree.h (tree_base): Add packed_flag and user_align fields.
13525 Decrease size of spare field.
13526 (TYPE_USER_ALIGN): Use user_align from tree_base.
13527 (DECL_USER_ALIGN): Likewise.
13528 (TYPE_PACKED): Use packed_flag from tree_base.
13529 (DECL_PACKED): Likewise.
13530 (tree_type): Delete packed_flag and user_align fields. Widen
13531 precision field. Widen mode field and shuffle fields to align
13532 mode on an 8-bit boundary.
13533 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13534 Renumber decl_flag_* fields. Fix comments. Widen
13535 decl_common_unused field.
13536 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13537 (DECL_EXTERNAL): Likewise.
13538 (DECL_BIT_FIELD): Likewise.
13539 (DECL_NONADDRESSABLE_P): Likewise.
13540 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13541 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13543 2009-06-10 Ian Lance Taylor <iant@google.com>
13545 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13546 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13547 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13548 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13549 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13550 DEF_VEC_ALLOC_FUNC_P.
13551 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13552 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13553 DEF_VEC_ALLOC_FUNC_O.
13554 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13555 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13556 DEF_VEC_ALLOC_FUNC_I.
13557 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13558 (vec_stack_p_reserve_exact_1): Declare.
13559 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13560 (vec_stack_free): Declare.
13561 (VEC_stack_alloc): Define.
13562 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13563 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13564 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13565 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13567 (stack_vecs): New static variable.
13568 (vec_stack_p_reserve_exact_1): New function.
13569 (vec_stack_o_reserve_1): New static function.
13570 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13571 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13572 (vec_stack_free): New function.
13573 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13574 (VEC_df_ref_stack_alloc): Define.
13575 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13576 DEF_VEC_ALLOC_P_STACK.
13577 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13578 (struct df_collection_rec): Change _vec fields to VEC. Remove
13580 (df_free_collection_rec): Adjust for new fields.
13581 (df_insn_rescan): Use new df_collection_rec fields.
13582 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13583 (df_ref_create_structure, df_ref_record): Likewise.
13584 (df_get_conditional_uses, df_get_call_refs): Likewise.
13585 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13586 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13587 (df_record_exit_block_uses, df_bb_verify): Likewise.
13588 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13589 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13590 Remove count parameter. Change return type to void. Change all
13592 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13593 Remove count parameter. Change return type to void. Change all
13595 (df_install_refs): Change old_vec parameter to VEC. Remove count
13596 parameter. Change all callers.
13597 (df_install_mws): Change old_vec parameter to VEC. Remove count
13598 parameter. Change all callers.
13599 (df_refs_verify): Change new_rec parameter to VEC. Change call
13601 (df_mws_verify): Likewise.
13603 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13605 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13607 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13609 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13611 2009-06-10 Anthony Green <green@moxielogic.com>
13613 * config/moxie/crti.asm: New file.
13614 * config/moxie/crtn.asm: New file.
13615 * config/moxie/moxie.c: New file.
13616 * config/moxie/moxie.h: New file.
13617 * config/moxie/sfp-machine.h: New file.
13618 * config/moxie/moxie-protos.h: New file.
13619 * config/moxie/t-moxie: Created.
13620 * config/moxie/t-moxie-softfp: Created.
13621 * config/moxie/moxie.md: Created.
13622 * config/moxie/constraints.md: Created.
13623 * config.gcc: Add moxie support.
13624 * doc/md.texi (Machine Constraints): Add moxie constraints.
13625 * doc/contrib.texi (Contributors): Mention moxie port.
13626 * doc/install.texi (Specific): Mention the moxie port.
13628 2009-06-09 Ian Lance Taylor <iant@google.com>
13630 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13631 compiling with C++.
13632 * optabs.c (optab_table): Only use designated initializers if
13633 HAVE_DESIGNATED_INITIALIZERS is defined.
13634 (convert_optab_table): Likewise.
13635 (init_optabs): Always call init_insn_codes if
13636 HAVE_DESIGNATED_INITIALIZERS is not defined.
13638 2009-06-09 Ian Lance Taylor <iant@google.com>
13640 * targhooks.c (default_builtin_vectorized_function): Change fn
13641 parameter to unsigned int.
13642 (default_builtin_vectorized_conversion): Change code parameter to
13644 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13645 * targhooks.h: Update declarations.
13646 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13647 parameter to unsigned int.
13649 * c-typeck.c (comptypes_check_enum_int): New static function.
13650 (comptypes_internal): Add enum_and_int_p parameter. Change all
13652 (comp_target_types): Add location parameter. Change all callers.
13653 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13654 Change all callers.
13655 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13656 (build_conditional_expr): Add colon_loc parameter. Change all
13658 (convert_for_assignment): Add location parameter. Change all callers.
13659 * c-parser.c (c_parser_conditional_expression): Pass location of
13660 colon to build_conditional_expr.
13661 * c-tree.h (build_conditional_expr): Update declaration.
13663 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13665 * graphite.c: Revert previous patch.
13667 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13670 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13672 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13674 * tree-ssa-loop-prefetch.c
13675 (loop_prefetch_arrays): Fixed a portability problem in printf format
13678 2009-06-09 Martin Jambor <mjambor@suse.cz>
13680 PR tree-optimization/40351
13681 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13682 refrence to a potential artifical subaccess can be constructed.
13684 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13686 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13687 (sh_override_options): Likewise.
13688 * config/sh/sh.c: Include params.h.
13689 (sh_optimization_options): New.
13690 (sh_override_options): Likewise.
13691 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13692 (OVERRIDE_OPTIONS): Use sh_override_options.
13694 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13696 * dwarf2out.c (emit_cfa_remember): New variable.
13697 (add_fde_cfi): If emit_cfa_remember, recurse to add
13698 DW_CFA_remember_state first.
13699 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13700 instead just set emit_cfa_remember.
13702 2009-06-08 Jan Hubicka <jh@suse.cz>
13705 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13707 2009-06-08 Jan Hubicka <jh@suse.cz>
13709 PR middle-end/39834
13710 * cgraphunit.c (save_inline_function_body): Do not copy transform
13711 hooks for saved inline bodies.
13712 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13713 for given function.
13715 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13717 * jump.c (returnjump_p): Handle delayed branches. Add missing
13720 2009-06-08 Jan Hubicka <jh@suse.cz>
13722 PR middle-end/40102
13723 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13724 original node might've been modified.
13725 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13727 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13729 * tree-object-size.c (addr_object_size): Add OSI argument.
13730 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13731 (compute_builtin_object_size, expr_object_size): Adjust callers.
13732 (plus_stmt_object_size): Call addr_object_size instead of
13733 compute_builtin_object_size.
13735 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13736 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13738 * tree-ssa-loop-prefetch.c
13739 (gather_memory_references): Introduced a counter for the number of
13741 (anything_to_prefetch_p): Introduced a counter for the number of
13743 (is_loop_prefetching_profitable): New function with a cost model
13745 (loop_prefetch_arrays): Use the new cost model to determine if
13746 prefetching is profitable.
13747 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13748 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13749 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13750 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13751 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13752 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13754 2009-06-08 Michael Matz <matz@suse.de>
13757 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13758 partitions use the same.
13759 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13760 for basevars of SSA_NAMEs.
13761 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13762 to not expand them twice.
13763 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13766 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13768 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13769 (fdump-final-insns=, gtoggle): New.
13770 * doc/invoke.texi: Document them.
13771 * final.c (rest_of_clean_state): Dump final insn stream.
13772 * gcc.c (invoke_as): Hook in -fcompare-debug.
13773 (static_spec_functions): Add compare-debug-dump-opt,
13774 compare-debug-self-opt and compare-debug-auxbase-opt.
13775 (compare_debug, compare_debug_second, compare_debug_opt): New.
13776 (switches_debug_check, n_switches_debug_check): New.
13777 (debug_auxbase_opt, debug_check_temp_file): New.
13778 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13780 (do_self_spec): Handle arguments after switches.
13781 (do_spec_1): Add .gk extension to temp file basenames for compare.
13782 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13783 (cc1_options): Use it instead of normal auxbase computation for
13784 the second compare-debug compilation.
13785 (compare_files): New.
13786 (main): Set up and implement compare debug mode.
13787 (compare_debug_dump_opt_spec_function): New.
13788 (compare_debug_self_opt_spec_function): New.
13789 (compare_debug_auxbase_opt_spec_function): New.
13790 * toplev.c (process_options): Handle flag_gtoggle,
13791 flag_dump_final_insns.
13792 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13793 during -fcompare-debug-second compilation.
13795 2009-06-07 Ian Lance Taylor <iant@google.com>
13797 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13798 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13800 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13801 with no default node. Change warning with %H to warning_at.
13802 Don't clear warn_switch around case checking.
13803 * doc/invoke.texi (Warning Options): Clarify distinction between
13804 -Wswitch and -Wswitch-enum.
13806 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13808 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13810 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13812 * gbl-ctors.h: Add header guard.
13814 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13816 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13817 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13818 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13819 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13820 prototypes for removed functions.
13821 (expressions_equal_p): Move to ...
13822 * tree-ssa-sccvn.h: ... here and ...
13823 * matrix-reorg.c: ... adjust includes.
13825 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13827 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13829 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13831 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13832 (finish_function): Remove erroneous whitespace.
13834 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13836 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13837 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13839 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13841 * errors.c (internal_error): Commentary typo fix.
13842 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13843 * tree-ssa-pre.c: Ditto.
13845 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13847 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13848 them is supposed to hold actual statements.
13850 2009-06-06 Ian Lance Taylor <iant@google.com>
13852 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13853 empty statements can now have attributes.
13855 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13857 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13858 * config/mips/mips.md: Ditto.
13860 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13862 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13864 (__eabi_uconvert): Likewise.
13866 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13868 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13869 CFI_* definitions with IN_GCC.
13871 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13873 * xcoffout.h (xcoffout_source_line): Update prototype.
13875 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13877 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13878 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13880 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13882 PR middle-end/40340
13883 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13884 inlined_function_outer_scope_p blocks for artificial inlines
13886 * tree.c (tree_nonartificial_location): Rewrite using
13887 block_nonartificial_location.
13889 2009-06-05 Revital Eres <eres@il.ibm.com>
13890 Leehod Baruch <leehod@il.ibm.com>
13892 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13893 (expand_expr_real_1): Remove comment.
13894 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13895 Vectorize misaligned access when the target supports it.
13896 (vect_supportable_dr_alignment): Check for unaligned access support.
13897 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13900 2009-06-05 Julian Brown <julian@codesourcery.com>
13902 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13903 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13905 2009-06-05 Richard Guenther <rguenther@suse.de>
13908 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13909 as possibly unused.
13911 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13913 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13914 (save_gprs): Don't tell unwinder when a global register is saved.
13915 (s390_emit_epilogue): Emit needed epilogue unwind info.
13917 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13919 * dwarf2out.c (deferred_asm_name): New.
13920 (add_name_and_src_coords_attributes): Defer creation of
13921 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13923 (move_linkage_attr): New.
13924 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13927 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13929 * tree-nested.c (finalize_nesting_tree_1): Declare the
13930 frame_decl in the binding tree.
13932 2009-06-04 Cary Coutant <ccoutant@google.com>
13934 * basic-block.h (struct basic_block_def): Add discriminator field.
13935 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13937 * debug.c (do_nothing_debug_hooks): Add additional entry.
13938 (debug_nothing_int_charstar_int): New function.
13939 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13940 (debug_nothing_int_charstar_int): New declaration.
13941 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13942 discriminator value in .loc directive.
13943 * final.c (last_discriminator): New variable.
13944 (discriminator): New variable.
13945 (final_start_function): Initialize above variables, pass current
13946 discriminator to debug hook.
13947 (notice_source_line): Check for discriminator change.
13948 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13949 * sdbout.c (sdbout_source_line): New parameter.
13950 * tree-cfg.c (struct locus_discrim_map): New structure type.
13951 (discriminator_per_locus): New hash table.
13952 (build_gimple_cfg): Allocate and free discriminator hash table.
13953 (make_edges): Call assign_discriminator.
13954 (locus_map_hash): New function.
13955 (locus_map_eq): New function.
13956 (next_discriminator_for_locus): New function.
13957 (same_line_p): New function.
13958 (assign_discriminator): New function.
13959 (make_cond_expr_edges): Call assign_discriminator.
13960 (make_gimple_switch_edges): Likewise.
13961 (first_non_label_stmt): New function.
13962 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13964 * xcoffout.c (xcoffout_source_line): Add new parameter.
13966 * configure.ac (gcc_cv_as_discriminator): New configury check for
13967 gas support for discriminator.
13968 * configure: Regenerate.
13969 * config.in: Regenerate.
13971 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13973 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13974 val after checking for integers.
13976 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13978 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13980 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13981 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13982 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13983 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13984 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13985 X64_SSE_REGPARM_MAX.
13986 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13987 X64_SSE_REGPARM_MAX.
13989 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13991 * gcc.c (report_times_to_file): New.
13992 (execute): Implement it.
13993 (process_command): Support -time=.
13994 * doc/invoke.texi: Document it.
13996 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13998 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13999 that have value exprs.
14001 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14003 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14004 declarations for constants until...
14005 (dw2_output_indirect_constant_1): ... this point.
14007 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14010 * arm.md (arm_addsi3): Don't try to split an add with an
14011 eliminable register until after reload has completed.
14013 2009-06-03 Ian Lance Taylor <iant@google.com>
14015 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14016 * genattrtab.c (write_length_unit_log): Likewise.
14017 * genchecksum.c (dosum): Likewise.
14018 * gengtype.c (write_rtx_next): Likewise.
14019 (finish_root_table, write_roots): Likewise.
14020 * gimple.c (gimple_ops_offset_): Likewise.
14021 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14022 * config/arc/arc.c (arc_attribute_table): Likewise.
14023 * config/arm/arm.c (arm_attribute_table): Likewise.
14024 * config/avr/avr.c (avr_attribute_table): Likewise.
14025 * config/crx/crx.c (crx_attribute_table): Likewise.
14026 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14027 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14028 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14029 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14030 * config/sh/sh.c (sh_attribute_table): Likewise.
14031 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14032 * config/spu/spu.c (spu_attribute_table): Likewise.
14033 * config/v850/v850.c (v850_attribute_table): Likewise.
14035 * config/alpha/alpha.c (vms_attribute_table): Make static.
14036 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14037 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14038 * config/mips/mips.c (mips_attribute_table): Likewise.
14040 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14042 (cc1-checksum.o): Likewise.
14044 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14046 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14048 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14050 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14051 insn if it is changing sp. Use gen_add3_insn instead of
14052 conditionally gen_addsi3 and gen_adddi3.
14053 (offset_below_red_zone_p): New static inline function.
14054 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14055 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14056 * config/rs6000/ppc-asm.h: Include auto-host.h.
14057 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14058 CFI_RESTORE): Define.
14059 * config/rs6000/crtresxgpr.asm: Add unwind info.
14060 * config/rs6000/crtresxfpr.asm: Likewise.
14061 * config/rs6000/crtresgpr.asm: Likewise.
14062 * config/rs6000/crtresfpr.asm: Likewise.
14063 * config/rs6000/crtsavgpr.asm: Likewise.
14064 * config/rs6000/crtsavfpr.asm: Likewise.
14066 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14067 argument of DWARF2_FRAME_REG_OUT macros.
14069 2009-06-03 Julian Brown <julian@codesourcery.com>
14071 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14072 words or less (including TImode) in core registers.
14074 2009-06-03 Richard Guenther <rguenther@suse.de>
14076 PR middle-end/40328
14077 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14079 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14081 * statistics.c (statistics_counter_event): Do not record event
14082 in pass dump if its number == -1.
14083 (curr_statistics_hash): Add assert that we never get passes
14084 with static number == -1.
14086 2009-06-03 Richard Guenther <rguenther@suse.de>
14087 Andrey Belevantsev <abel@ispras.ru>
14089 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14090 non-BLKmode arrays addressable.
14092 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14094 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14095 * config/m68k/m68k.h: ... here.
14097 2009-06-03 Martin Jambor <mjambor@suse.cz>
14099 PR tree-optimization/40323
14100 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14103 2009-06-03 Richard Guenther <rguenther@suse.de>
14105 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14108 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14110 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14111 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14112 JUMP_TABLE_DATA_P where applicable.
14113 * config/sh/sh.c: Ditto.
14114 * config/sh/sh.h: Ditto.
14115 * config/sh/sh.md: Ditto.
14116 * config/sh/symbian.c: Ditto.
14118 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14120 * config/i386/driver-i386.c (describe_cache): Optimize
14121 concatenation of strings. Use snprintf instead of sprintf.
14122 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14123 target when not compiling with GCC.
14125 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14127 * config/sh/sh.c: Revert last change.
14128 (sh_expand_epilogue): Emit a blockage insn before the frame
14129 pointer adjustment unconditionally.
14131 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14133 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14134 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14135 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14136 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14137 to COLLECT_GCC_OPTIONS.
14139 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14141 * collect2.c (target_system_root): New variable.
14142 (main): Handle --sysroot=.
14143 (ignore_library): Strip the sysroot from the library path.
14145 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14147 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14148 (collect2.o): Depend on collect2-aix.h.
14149 (collect2-aix.o): New rule.
14150 * collect2-aix.h: New file.
14151 * collect2-aix.c: Likewise.
14152 * collect2.c: Include collect2-aix.h. Don't undefine
14153 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14154 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14155 Use TARGET_AIX_VERSION instead of _AIX51.
14156 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14157 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14158 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14159 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14160 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14162 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14164 * collect2.c (ignore_library): Avoid premature post-increment
14165 and null deference.
14167 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14169 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14170 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14171 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14172 CROSS_DIRECTORY_STRUCTURE too.
14173 (LINK_LIBG_SPEC): Likewise.
14174 (LIB_SPEC): Add %R to sysroot paths.
14175 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14176 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14177 * config/rs6000/aix51.h: As for aix43.h.
14178 * config/rs6000/aix52.h: Likewise.
14179 * config/rs6000/aix53.h: Likewise.
14180 * config/rs6000/aix61.h: Likewise.
14181 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14182 to the beginning of sysroot paths.
14184 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14186 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14187 INSN_LISTs that are out of the REG_NOTE range.
14189 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14191 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14192 (struct var_to_expand): Likewise.
14193 (struct opt_info): Add head and tail for linked lists of the above.
14194 (analyze_insn_to_expand_var): Initialize next.
14195 (analyze_iv_to_split_insn): Likewise.
14196 (analyze_insns_in_loop): Create linked lists.
14197 (allocate_basic_variable): Simplify for use without hash table.
14198 (insert_var_expansion_initialization): Likewise, make it type-safer.
14199 (combine_var_copies_in_loop_exit): Likewise.
14200 (apply_opt_in_copies): Walk lists rather than hash tables.
14201 (release_var_copies): Simplified and inlined by hand into...
14202 (free_opt_info): ... this function.
14204 2009-06-02 Richard Guenther <rguenther@suse.de>
14206 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14209 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14211 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14212 only for builtins that are not overridden.
14214 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14216 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14219 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14221 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14223 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14225 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14227 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14229 * common.opt (fdump-unnumbered-links): New.
14230 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14231 * print-rtl.c (flag_dump_unnumbered_links): New.
14232 (print_rtx): Test it.
14234 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14236 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14237 push/pop multiple to 8-byte alignment.
14239 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14241 * config/i386/i386.c (queued_cfa_restores): New static variable.
14242 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14244 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14245 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14246 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14247 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14248 note unconditionally.
14249 (ix86_emit_restore_regs_using_mov): Likewise.
14250 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14251 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14252 it through to ix86_emit_restore_reg_using_pop.
14253 (ix86_emit_leave): Add RED_OFFSET argument. Call
14254 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14255 instead of adding REG_CFA_OFFSET note unconditionally.
14256 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14257 the above functions. Call ix86_add_queued_cfa_restore_notes when
14260 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14261 force output of the label even for dwarf2out_do_cfi_asm.
14262 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14263 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14264 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14266 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14267 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14268 dwarf2out_cfi_label callers.
14269 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14270 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14271 Adjust dwarf2out_cfi_label callers.
14272 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14274 * config/i386/i386.h (struct machine_cfa_state,
14275 struct machine_function): Guard with ifndef USED_FOR_TARGET
14276 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14279 * emutls.c (__emutls_get_address): Change arr->size to mean number
14280 of allocated arr->data entries instead of # of slots + 1.
14282 PR middle-end/40316
14283 * recog.c (peep2_reinit_state): New function.
14284 (peephole2_init_state): Use it at the end of a basic block and also
14285 when seeing a RTX_FRAME_RELATED_P insn.
14287 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14289 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14290 fixuns_truncrfdi2): New.
14291 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14292 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14293 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14294 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14295 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14296 *recip_approx): Remove.
14297 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14298 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14299 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14301 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14304 2009-06-01 Ian Lance Taylor <iant@google.com>
14306 * attribs.c (register_attribute): Use CONST_CAST.
14307 * collect2.c (main): Use CONST_CAST2.
14308 (scan_prog_file): Likewise.
14309 * gcc.c (process_command, main): Likewise.
14310 * toplev.c (toplev_main): Likewise.
14312 * c-typeck.c (handle_warn_cast_qual): New static function,
14313 partially broken out of build_c_cast.
14314 (build_c_cast): Call handle_warn_cast_qual.
14315 * doc/invoke.texi (Warning Options): Document new effect of
14318 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14320 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14321 (diagnostic_report_current_module): Print columns.
14322 * common.opt (flag_show_column): Enable by default.
14324 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14326 * alias.c (find_base_term): Check for NULL term before returning.
14328 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14330 Revert due to PR40320:
14331 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14332 * calls.c (emit_library_call_value_1): Don't force_operand for move
14335 2009-06-01 Olivier Hainque <hainque@adacore.com>
14336 Eric Botcazou <ebotcazou@adacore.com>
14338 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14339 to be processed as a bitfield for constructor output purposes.
14340 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14342 * varasm.c (oc_local_state): New type, output_constructor
14343 local state to support communication with helpers.
14344 (oc_outer_state): New type, output_constructor outer state of
14345 relevance in recursive calls.
14346 (output_constructor_array_range): New output_constructor helper,
14347 extracted code for an array range element.
14348 (output_constructor_regular_field): New output_constructor helper,
14349 extracted code for an element that is not a bitfield.
14350 (output_constructor_bitfield): New output_constructor helper,
14351 extracted code for a bitfield element. Accept an OUTER state
14352 argument for recursive processing. Recurse on record or array
14353 CONSTRUCTOR values, possibly past noop conversions.
14354 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14355 VALUE is a valid constant-valued expression for use in a static
14356 bit-field initializer.
14357 (output_constructor): Rework to use helpers. Accept and honor an
14358 OUTER state argument for recursive calls. Return total size. Be
14359 prepared for nested constructors initializing bitfields.
14360 (output_constant): Feed OUTER in calls to output_constructor.
14362 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14364 * calls.c (emit_library_call_value_1): Don't force_operand for move
14367 2009-06-01 Nick Clifton <nickc@redhat.com>
14369 * doc/invoke.texi (IA-64 Options): Fix typo.
14371 2009-06-01 Ira Rosen <irar@il.ibm.com>
14373 PR tree-optimization/39129
14374 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14376 (vect_do_peeling_for_loop_bound): Use
14377 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14378 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14379 (vect_loop_versioning): Likewise.
14380 (vect_create_cond_for_alias_checks): Fix indentation.
14381 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14383 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14384 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14385 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14386 "control flow in loop".
14387 (vect_estimate_min_profitable_iters): Use
14388 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14389 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14390 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14391 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14392 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14393 statement belongs to a group of strided accesses with the exact code
14395 (vectorizable_load): Likewise.
14396 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14397 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14399 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14401 * config/freebsd-stdint.h: New file.
14402 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14403 Add freebsd-stdint.h to tm_file.
14405 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14407 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14408 (thumb2_extendhidi2): Likewise.
14410 2009-05-31 Ian Lance Taylor <iant@google.com>
14412 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14414 2009-05-31 Ian Lance Taylor <iant@google.com>
14416 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14417 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14418 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14420 2009-05-31 Jason Merrill <jason@redhat.com>
14422 * tree-pretty-print.c (print_call_name): Take the callee, not the
14423 call itself. Make non-static. Use dump_function_name for functions.
14424 (dump_generic_node): Adjust.
14425 * diagnostic.h: Declare print_call_name.
14426 * gimple-pretty-print.c (dump_gimple_call): Use it.
14428 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14430 * config/sh/sh.md (ashldi3_std): New define_expand.
14433 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14436 * config/sh/sh.c: Include debug.h.
14437 (sh_expand_epilogue): Emit a blockage insn before the frame
14438 pointer adjustment also when dwarf2out_do_frame returns true.
14440 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14442 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14443 (thumb2_extendqidi2): New pattern.
14445 2009-05-31 Ira Rosen <irar@il.ibm.com>
14447 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14448 mark phis for renaming.
14449 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14450 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14451 Call mark_sym_for_renaming.
14452 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14453 * tree-vect-loop.c (vect_transform_loop): Remove
14454 vect_memsyms_to_rename initialization and a call to
14455 mark_set_for_renaming.
14457 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14459 PR middle-end/40304
14460 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14461 frame related even if !set_cfa && style < 0.
14463 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14465 * config/i386/mingw-tls.c: New file.
14466 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14467 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14468 defining _WIN32 but not __CYGWIN__.
14470 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14472 * configure.ac: Add MPC support.
14474 * config.in, configure: Regenerate.
14476 2009-05-29 Richard Henderson <rth@redhat.com>
14478 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14479 NOTE_INSN_BASIC_BLOCK.
14480 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14481 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14482 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14484 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14486 (add_cfi): Disable check redefining cfa away from drap.
14487 (lookup_cfa_1): Add remember argument; handle remember/restore.
14488 (lookup_cfa): Pass remember argument.
14489 (cfa_remember): New.
14490 (compute_barrier_args_size_1): Remove sibcall check.
14491 (dwarf2out_frame_debug_def_cfa): New.
14492 (dwarf2out_frame_debug_adjust_cfa): New.
14493 (dwarf2out_frame_debug_cfa_offset): New.
14494 (dwarf2out_frame_debug_cfa_register): New.
14495 (dwarf2out_frame_debug_cfa_restore): New.
14496 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14497 (dwarf2out_begin_epilogue): New.
14498 (dwarf2out_frame_debug_restore_state): New.
14499 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14500 DW_CFA_restore_state.
14501 (output_cfi_directive): Likewise.
14502 (convert_cfa_to_fb_loc_list): Likewise.
14503 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14504 * dwarf2out.h: Update.
14505 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14506 (copy_insn_1): Early out for null.
14507 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14508 and dwarf2out_frame_debug_restore_state.
14509 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14510 (prologue_insn_hash, epilogue_insn_hash): New.
14511 (free_after_compilation): Adjust freeing accordingly.
14512 (record_insns): Create hash table if needed; push insns into
14513 hash instead of array.
14514 (maybe_copy_epilogue_insn): New.
14515 (contains): Search hash table instead of array.
14516 (sibcall_epilogue_contains): Remove.
14517 (thread_prologue_and_epilogue_insns): Split eh_return insns
14518 and mark them as epilogues.
14519 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14520 scanning in terms of basic blocks.
14521 * insn-notes.def (CFA_RESTORE_STATE): New.
14522 * jump.c (returnjump_p_1): Accept EH_RETURN.
14523 (eh_returnjump_p_1, eh_returnjump_p): New.
14524 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14525 CFA_REGISTER, CFA_RESTORE): New.
14526 * rtl.def (EH_RETURN): New.
14527 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14529 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14530 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14532 * config/i386/i386.c (gen_push): Update cfa state.
14533 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14534 add a CFA_ADJUST_CFA note.
14535 (ix86_dwarf_handle_frame_unspec): Remove.
14536 (ix86_expand_prologue): Update cfa state.
14537 (ix86_emit_restore_reg_using_pop): New.
14538 (ix86_emit_restore_regs_using_pop): New.
14539 (ix86_emit_leave): New.
14540 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14541 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14542 * config/i386/i386.h (struct machine_cfa_state): New.
14543 (ix86_cfa_state): New.
14544 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14545 (eh_return_internal): Merge from eh_return_<mode>,
14546 use eh_return rtx, split w/ epilogue.
14548 2009-05-29 Ian Lance Taylor <iant@google.com>
14550 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14552 * calls.c (emit_library_call_value_1): Likewise.
14554 * c-typeck.c (c_build_va_arg): New function.
14555 * c-tree.h (c_build_va_arg): Declare.
14556 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14557 instead of build_va_arg.
14559 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14561 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14562 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14563 (ptr_difference_cost): Use affine combinations to compute it.
14564 (difference_cost): Likewise.
14565 (get_computation_cost_at): Compute more accurate cost for addresses
14566 if the ratio is a multiplier allowed in addresses.
14567 For non-addresses, consider that an additional offset or symbol is
14570 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14572 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14573 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14575 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14576 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14577 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14579 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14580 to 1 for TYPE_SSE{IADD1,CVT1}.
14581 (prefix_vex_imm8): Removed.
14582 (length_vex): Only pass 1 as second argument to
14583 ix86_attr_length_vex_default if prefix_extra is 0.
14584 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14585 (length): For prefix vex computation use length_immediate
14586 attribute instead of prefix_vex_imm8.
14587 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14588 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14589 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14590 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14591 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14592 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14593 a space in between the operands.
14594 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14595 if one operand is 0xff and the other one si, di, bp or sp.
14596 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14597 other one si, di, bp or sp.
14598 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14599 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14600 type and mode attributes.
14601 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14602 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14603 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14604 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14605 prefix_data16 attribute iff MODE_DF.
14606 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14607 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14608 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14609 constm128_operand in length_immediate computation.
14610 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14611 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14612 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14613 length_immediate attribute to 1.
14614 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14615 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14616 for certain alternatives.
14617 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14618 prefix_data16 attribute if MODE_V1DF.
14619 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14620 length_immediate to 1.
14621 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14622 length_address to 4, set mode attribute to MODE_DI.
14623 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14624 (fxam<mode>2_i387): Set length attribute to 4.
14625 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14626 *prefetch_3dnow_rex): Override length_address attribute.
14627 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14629 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14630 (constm128_operand): Removed.
14631 * config/i386/i386.c (memory_address_length): For
14632 disp && !index && !base in 64-bit mode account for SIB byte if
14633 print_operand_address can't optimize disp32 into disp32(%rip)
14634 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14635 for fs: or gs: segment.
14636 (ix86_attr_length_immediate_default): When checking if shortform
14637 is possible, truncate immediate to the length of the non-shortened
14639 (ix86_attr_length_address_default): Ignore MEM_P operands
14641 (ix86_attr_length_vex_default): Only check for DImode on
14642 GENERAL_REG_P operands.
14643 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14644 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14645 (sse_cvttps2pi): Clear prefix_rep attribute.
14646 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14648 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14649 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14650 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14651 iff operand 2 is const_int_operand.
14652 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14653 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14654 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14656 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14658 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14659 prefix_data16 attribute for movlpd and movhpd instructions.
14660 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14661 length_immediate for shufpd instruction.
14662 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14663 (avx_cmpp<avxmodesuffixf2c><mode>3,
14664 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14665 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14666 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14667 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14668 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14669 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14670 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14671 prefix_data16 attribute for the first alternative to 1.
14672 (*avx_loadlps): Override length_immediate for the first alternative.
14673 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14674 attributes for second alternative.
14675 (*vec_concatv2sf_sse4_1): Override length_immediate and
14676 prefix_data16 attributes for second alternative.
14677 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14678 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14679 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14680 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14681 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14682 prefix_data16 and length_immediate to 1.
14683 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14685 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14686 prefix_extra attribute for variants that don't have 0f prefix alone.
14687 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14688 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14689 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14690 *sse4_1_pextrd): Set length_immediate to 1.
14691 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14692 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14694 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14695 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14696 length_immediate to 1 for second alternative.
14697 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14698 prefix_extra and length_immediate attributes for the first
14700 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14702 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14703 to 1 for the first and third alternative.
14704 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14706 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14708 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14710 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14711 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14712 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14713 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14714 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14715 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14716 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14717 ssse3_psign<mode>3): Override prefix_rex attribute.
14718 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14719 (ssse3_palignrti): Override length_immediate to 1.
14720 (ssse3_palignrdi): Override length_immediate to 1, override
14721 prefix_rex attribute.
14722 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14723 (sse4a_extrqi): Override length_immediate to 2.
14724 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14725 (sse4a_insertq): Override prefix_data16 to 0.
14726 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14727 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14728 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14729 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14730 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14731 and length_immediate to 1.
14732 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14733 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14734 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14735 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14736 and length_immediate to 1.
14737 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14738 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14739 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14740 avx_ptest256): Override prefix_extra to 1.
14741 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14742 Override prefix_data16 and length_immediate to 1.
14743 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14744 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14745 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14746 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14747 prefix_data16 to 0 and prefix_extra to 2.
14748 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14749 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14751 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14752 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14753 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14754 and prefix_extra to 2.
14755 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14756 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14757 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14758 avx_vpermilvar<mode>3,
14759 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14760 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14761 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14762 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14763 Override prefix_extra to 1.
14764 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14765 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14766 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14767 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14768 prefix_extra and length_immediate to 1.
14769 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14771 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14772 to 1 for the first alternative.
14773 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14774 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14776 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14777 *movv2sf_internal_avx, *movv2sf_internal): Override
14778 prefix_rep attribute for certain alternatives.
14779 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14780 attributes for certain alternatives.
14781 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14782 attributes for certain alternatives.
14783 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14784 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14785 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14786 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14787 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14788 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14789 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14790 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14791 length_immediate to 1 if operand 2 is const_int_operand.
14792 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14793 *vec_extractv2si_1): Set length_immediate attribute to 1.
14794 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14795 using old 3DNOW insn rather than SSE/3DNOW_A.
14796 (mmx_emms, mmx_femms): Clear modrm attribute.
14798 2009-05-29 Martin Jambor <mjambor@suse.cz>
14800 * tree-sra.c: New implementation of SRA.
14802 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14803 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14804 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14805 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14806 (SRA_MAX_STRUCTURE_COUNT): Removed.
14807 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14808 * doc/invoke.texi (sra-max-structure-size): Removed.
14809 (sra-field-structure-ratio): Removed.
14811 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14813 PR middle-end/40291
14814 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14817 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14819 PR rtl-optimization/40101
14820 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14821 seqno. Adjust comment.
14822 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14823 inserting bookkeeping before a jump, the jump is not scheduled.
14824 When no positive seqno found, provide a value. Add comment.
14826 2009-05-29 Richard Guenther <rguenther@suse.de>
14828 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14829 short-cutting on the first component.
14831 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14833 PR middle-end/39958
14834 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14835 for trees other than decls/types.
14837 2009-05-29 Richard Guenther <rguenther@suse.de>
14839 * tree-ssa-operands.c (get_expr_operands): Do not handle
14840 INDIRECT_REFs in the handled-component case. Remove
14841 unused get_ref_base_and_extent case.
14842 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14843 tree_low_cst and host_integerp where possible.
14844 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14845 codes for equivalence.
14846 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14848 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14850 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14851 to tmake_file for i[34567]86-*-cygwin*.
14853 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14856 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14857 (altivec_categorize_keyword, init_vector_keywords,
14858 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14861 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14863 * tree.c (handle_dll_attribute): Check if node is
14864 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14866 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14868 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14870 (thumb2_zero_extendqidi2): Likewise.
14872 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14874 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14875 instead of gen_movrt.
14876 * config/sh/sh.md (movrt): Remove.
14878 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14880 * doc/invoke.texi (IA-64 Options):
14881 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14882 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14883 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14884 -msched-prefer-non-control-spec-insns,
14885 -msched-stop-bits-after-every-cycle,
14886 -msched-count-spec-in-critical-path,
14887 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14888 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14889 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14890 and -msched-spec-verbose.
14892 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14894 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14895 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14897 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14899 2009-05-28 Richard Guenther <rguenther@suse.de>
14901 * tree-ssa-alias.c (ao_ref_init): New function.
14902 (ao_ref_base): Likewise.
14903 (ao_ref_base_alias_set): Likewise.
14904 (ao_ref_alias_set): Likewise.
14905 (refs_may_alias_p_1): Change signature.
14906 (refs_may_alias_p): Adjust.
14907 (refs_anti_dependent_p): Likewise.
14908 (refs_output_dependent_p): Likewise.
14909 (call_may_clobber_ref_p_1): Change signature.
14910 (call_may_clobber_ref_p): Adjust.
14911 (stmt_may_clobber_ref_p_1): New function split out from ...
14912 (stmt_may_clobber_ref_p): ... here.
14913 (maybe_skip_until): Adjust signature.
14914 (get_continuation_for_phi): Likewise.
14915 (walk_non_aliased_vuses): Likewise.
14916 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14917 (ao_ref_init): Declare.
14918 (ao_ref_base): Likewise.
14919 (ao_ref_alias_set): Likewise.
14920 (stmt_may_clobber_ref_p_1): Likewise.
14921 (walk_non_aliased_vuses): Adjust.
14922 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14923 (get_ref_from_reference_ops): remove.
14924 (vn_reference_lookup_2): Adjust signature.
14925 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14926 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14927 (vn_reference_lookup): Adjust.
14928 (vn_reference_insert): Likewise.
14929 (vn_reference_insert_pieces): Adjust signature.
14930 (visit_reference_op_call): Adjust.
14931 * tree-ssa-pre.c (get_expr_type): Simplify.
14932 (phi_translate_1): Adjust.
14933 (compute_avail): Likewise.
14934 (translate_vuse_through_block): Do not re-build trees.
14935 (value_dies_in_block_x): Likewise.
14936 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14938 (vn_reference_lookup_pieces): Adjust declaration.
14939 (vn_reference_insert_pieces): Likewise.
14941 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14943 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14944 with checking disabled.
14946 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14950 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14951 macro definition for support of three-operand format aligned
14952 .comm directive in assembler on cygwin/pe/mingw target OS.
14953 * configure: Regenerate.
14954 * config.h: Regenerate.
14956 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14957 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14958 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14960 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14961 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14963 2009-05-28 Ira Rosen <irar@il.ibm.com>
14965 PR tree-optimization/40254
14966 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14967 in analysis of basic blocks.
14969 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14971 PR middle-end/33699
14972 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14973 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14974 (TARGET_INITIALIZER): Use it.
14975 * cse.c (CHEAPER): Move it up to the other macros.
14976 (insert): Rename this ...
14977 (insert_with_costs): ... to this. Add cost parameters. Update
14979 (insert): New function. Call insert_with_costs.
14980 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14981 find_reg_offset_for_const, try_const_anchors): New functions.
14982 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14983 when using a const-anchor. Call insert_const_anchors.
14984 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14985 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14987 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14989 * tree-inline.c (remap_decls): Enable nonlocalized variables
14990 when not optimizing.
14992 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14994 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14995 Simplify other tests involving optimize.
14997 2009-05-27 Tom Tromey <tromey@redhat.com>
14999 * unwind-dw2.c (_Unwind_DebugHook): New function.
15000 (uw_install_context): Call _Unwind_DebugHook.
15002 2009-05-27 Tom Tromey <tromey@redhat.com>
15004 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15006 2009-05-27 Ian Lance Taylor <iant@google.com>
15008 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15009 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15010 (ALL_LINKERFLAGS): Define.
15011 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15012 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15013 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15014 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15015 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15016 $(LINKER_FOR_BUILD).
15017 (build/gcov-iov$(build_exeext)): Likewise.
15019 2009-05-27 Julian Brown <julian@codesourcery.com>
15021 * gcse.c (target.h): Include.
15022 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15023 copy of argument to a pseudo register.
15025 2009-05-27 Diego Novillo <dnovillo@google.com>
15027 * tree-ssa-live.c (dump_scope_block): Document arguments.
15028 (dump_scope_blocks): Document.
15029 (debug_scope_blocks): New.
15030 * tree-flow.h (debug_scope_blocks): Declare.
15032 2009-05-21 Denis Chertykov <denisc@overta.ru>
15034 * doc/contrib.texi (Contributors): Add myself to the list.
15036 2009-05-27 Olivier Hainque <hainque@adacore.com>
15038 * expr.c (target_align): New function. Alignment the TARGET of an
15039 assignment may be assume to have.
15040 (highest_pow2_factor_for_target): Use it instead of relying on
15041 immediate tree attributes of TARGET, not necessarily honored when
15042 intermediate bitfields are involved.
15044 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15047 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15048 AVX, SSE4, AES, PCLMUL and POPCNT.
15050 2009-05-27 Diego Novillo <dnovillo@google.com>
15052 * tree-pretty-print.c (dump_location): New.
15053 (dump_generic_node): Call it.
15054 Factor code to handle BLOCK nodes ...
15055 (dump_block_node): ... here.
15057 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15059 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15061 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15063 * gcc-plugin.h: Include config.h and system.h.
15064 (IN_GCC): Define if not defined.
15066 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15068 PR middle-end/40249
15069 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15072 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15074 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15076 * config/m32r/m32r.h: Ditto.
15077 * config/m32r/m32r.md: Ditto.
15078 * config/m32r/predicates.md: Ditto.
15080 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15082 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15084 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15087 (Loading plugins): typo.
15088 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15089 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15090 (Interacting with the GCC Garbage Collector): Added new section.
15091 (Giving information about a plugin): Added new section for
15093 * ggc.h (ggc_register_root_tab): Added declaration.
15094 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15095 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15096 (register_callback): Improved comment in declaration.
15097 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15098 (extra_root_vec) Added static variable for dynamic roots registration.
15099 (ggc_register_root_tab) Added new routine.
15100 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15101 PLUGIN_GGC_MARKING event.
15102 * ggc-zone.c: Include plugin.h.
15103 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15104 * ggc-page.c: Include plugin.h.
15105 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15106 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15107 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15108 (register_callback): check lack of callbacks for
15109 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15110 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15111 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15112 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15113 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15114 dependency on plugin.h.
15115 (plugin.o): Added dependency on ggc.h...
15117 2009-05-26 Richard Guenther <rguenther@suse.de>
15119 PR middle-end/40248
15121 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15122 with mismatched comparison modes.
15124 * expr.c (expand_expr_real_1): Expand the operand of a
15125 VIEW_CONVERT_EXPR in its natural mode.
15127 2009-05-26 Ian Lance Taylor <iant@google.com>
15129 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15130 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15131 (ALL_COMPILERFLAGS): Define.
15132 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15133 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15134 (collect2$(exeext), collect2.o): Likewise.
15135 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15136 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15137 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15138 (libbackend.o, intl.o, cppdefault.o): Likewise.
15139 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15140 (build/%.o): Use $(COMPILER_FOR_BUILD).
15141 (build/gen%$(build_exeext)): Likewise.
15142 (build/gcov-iov$(build_exeext)): LIkewise.
15143 * config/t-darwin (darwin.o): Use $(COMPILER).
15144 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15145 * config/t-sol2 (sol2-c.o): Likewise.
15146 (sol2.o): Likewise.
15147 * config/t-vxworks (vxworks.o): Likewise.
15148 * config/x-darwin (host-darwin.o): Likewise.
15149 * config/x-hpux (host-hpux.o): Likewise.
15150 * config/x-linux (host-linux.o): Likewise.
15151 * config/x-solaris (host-solaris.o): Likewise.
15152 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15153 * config/arm/t-arm (arm-c.o): Likewise.
15154 * config/arm/t-pe (pe.o): Likewise.
15155 * config/arm/t-wince-pe (pe.o): Likewise.
15156 * config/i386/t-cygming (winnt.o): Likewise.
15157 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15158 * config/i386/t-cygwin (cygwin1.o): Likewise.
15159 (cygwin2.o): Likewise.
15160 * config/i386/t-i386 (i386-c.o): Likewise.
15161 * config/i386/t-interix (winnt.o): Likewise.
15162 * config/i386/t-netware (netware.o): Likewise.
15163 * config/i386/t-nwld (nwld.o): Likewise.
15164 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15165 * config/i386/x-i386 (driver-i386.o): Likewise.
15166 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15167 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15168 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15169 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15170 * config/mips/x-native (driver-native.o): Likewise.
15171 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15172 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15173 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15174 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15175 * config/score/t-score-elf (score7.o): Likewise.
15176 (score3.o): Likewise.
15177 * config/sh/t-sh (sh-c.o): Likewise.
15178 * config/sh/t-symbian (sh-c.o): Likewise.
15179 (symbian.o): Likewise.
15180 * config/spu/t-spu-elf (spu-c.o): Likewise.
15181 * config/v850/t-v850 (v850-c.o): Likewise.
15182 * config/v850/t-v850e (v850-c.o): Likewise.
15184 2009-05-26 Richard Guenther <rguenther@suse.de>
15186 PR tree-optimization/40122
15187 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15188 VECTOR_CSTs if possible.
15189 (fold_gimple_assign): Likewise.
15191 2009-05-26 Richard Guenther <rguenther@suse.de>
15193 PR middle-end/40252
15194 * fold-const.c (fold_binary): Use the correct types for building
15197 2009-05-26 Richard Guenther <rguenther@suse.de>
15199 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15200 redundant calls to merge_alias_info.
15201 (bump_vector_ptr): Likewise.
15202 * tree-ssa-copy.c (merge_alias_info): Remove.
15203 (replace_exp_1): Remove call to merge_alias_info.
15204 (propagate_tree_value): Likewise.
15205 (fini_copy_prop): Propagate points-to info.
15206 * tree-flow.h (merge_alias_info): Remove.
15208 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15210 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15212 2009-05-25 Jan Hubicka <jh@suse.cz>
15214 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15215 * cgraph.h (struct inline_summary): New filed self_wize,
15216 size_inlining_benefit, self_time and time_inlining_benefit.
15217 (struct cgraph_global_info): Replace insns by time ans size fields.
15218 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15219 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15220 (ipcp_update_callgraph): Do not touch function bodies.
15221 * ipa-inline.c: Include except.h
15222 (MAX_TIME): New constant.
15223 (overall_insns): Remove.
15224 (leaf_node_p): New.
15225 (overall_size, max_benefit): New static variables.
15226 (cgraph_estimate_time_after_inlining): New function.
15227 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15228 (cgraph_clone_inlined_nodes): Update size.
15229 (cgraph_mark_inline_edge): Update size.
15230 (cgraph_estimate_growth): Use size info.
15231 (cgraph_check_inline_limits): Check size.
15232 (cgraph_default_inline_p): Likewise.
15233 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15234 (cgraph_decide_recursive_inlining): Check size.
15235 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15237 (cgraph_decide_inlining): Likewise.
15238 (cgraph_decide_inlining_incrementally): Likewise; honor
15239 PARAM_EARLY_INLINING_INSNS.
15240 (likely_eliminated_by_inlining_p): New predicate.
15241 (estimate_function_body_sizes): New function.
15242 (compute_inline_parameters): Use it.
15243 * except.c (must_not_throw_labels): New function.
15244 * except.h (must_not_throw_labels): Declare.
15245 * tree-inline.c (init_inline_once): Kill inlining_weigths
15246 * tree-ssa-structalias.c: Avoid uninitialized warning.
15247 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15248 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15249 (PARAM_INLINE_CALL_COST): Remove.
15250 (PARAM_EARLY_INLINING_INSNS): New.
15252 2009-05-25 Richard Guenther <rguenther@suse.de>
15254 PR tree-optimization/36327
15255 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15256 callback for reference translation or lookup at the point of may-defs.
15257 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15258 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15259 for union COMPONENT_REFs.
15260 (vn_reference_lookup_3): New callback. Lookup from memset
15261 and CONSTRUCTOR assignment, translate through struct copies.
15262 (vn_reference_lookup_pieces): Make sure to not free the
15263 passed operands array. Adjust walk_non_aliased_vuses call.
15264 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15265 make sure we do not leak memory.
15267 2009-05-25 Richard Guenther <rguenther@suse.de>
15269 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15270 * tree-inline.c (expand_call_inline): Reset the escaped and
15271 callused solutions.
15272 * tree-ssa-structalias.c (pass_build_ealias): New.
15273 * tree-pass.h (pass_build_ealias): Declare.
15274 * passes.c (init_optimization_passes): Add PTA during
15275 early optimizations.
15276 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15277 and CALLUSED solutions.
15278 (dump_points_to_solution): New function, split out from ...
15279 (dump_points_to_info_for): ... here.
15280 * tree-parloops.c (parallelize_loops): Reset the escaped and
15281 callused solutions.
15283 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15286 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15287 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15289 2009-05-25 Ira Rosen <irar@il.ibm.com>
15291 PR tree-optimization/40238
15292 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15293 statements after basic block's labels.
15294 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15295 to free the allocated memory.
15297 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15299 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15300 return address with a USE.
15302 2009-05-24 Richard Guenther <rguenther@suse.de>
15304 PR middle-end/40233
15305 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15306 array type from the main variant of the inner type.
15308 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15310 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15311 definition to bool (from int) to un-break build.
15312 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15314 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15316 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15317 discard_stmt_changes): Delete.
15318 * tree-ssa-operands.c (scb_stack): Delete.
15319 (init_ssa_operands): Do not initialize it.
15320 (fini_ssa_operands): Do not free it.
15321 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15323 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15324 update_stmt, remove the others. Fix comments.
15325 * tree-dfa.c (optimize_stack_restore): Likewise.
15326 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15327 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15328 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15329 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15331 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15332 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15333 (dom_opt_finalize_block): Likewise, adjusting access to
15335 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15336 (stmts_to_rescan): Change item type to gimple.
15337 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15339 2009-05-24 Ira Rosen <irar@il.ibm.com>
15341 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15342 * tree-pass.h (pass_slp_vectorize): New pass.
15343 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15344 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15345 * tree-vectorizer.c (timevar.h): Include.
15346 (user_vect_verbosity_level): Declare.
15347 (vect_location): Fix comment.
15348 (vect_set_verbosity_level): Update user_vect_verbosity_level
15349 instead of vect_verbosity_level.
15350 (vect_set_dump_settings): Add an argument. Ignore user defined
15351 verbosity if dump flags require higher level of verbosity. Print to
15352 stderr only for loop vectorization.
15353 (vectorize_loops): Update call to vect_set_dump_settings.
15354 (execute_vect_slp): New function.
15355 (gate_vect_slp): Likewise.
15356 (struct gimple_opt_pass pass_slp_vectorize): New.
15357 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15358 access its members.
15359 (vec_info_for_bb): New function.
15360 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15361 (VECTORIZATION_ENABLED): New macro.
15362 (SLP_ENABLED, SLP_DISABLED): Likewise.
15363 (vect_is_simple_use): Add bb_vec_info argument.
15364 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15365 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15366 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15367 vect_schedule_slp, vect_analyze_slp): Likewise.
15368 (vect_analyze_stmt): Add slp_tree argument.
15369 (find_bb_location): Declare.
15370 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15371 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15372 (vect_analyze_loop_operations, vect_analyze_loop,
15373 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15374 vect_finalize_reduction, vectorizable_reduction,
15375 vectorizable_live_operation, vect_transform_loop): Likewise.
15376 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15377 skip evolution analysis if analyzing a basic block.
15378 (dr_analyze_indices): Likewise.
15379 (initialize_data_dependence_relation): Skip the test whether the
15380 object is invariant for basic blocks.
15381 (compute_all_dependences): Skip dependence analysis for data
15382 references in basic blocks.
15383 (find_data_references_in_stmt): Don't fail in case of invariant
15384 access in basic block.
15385 (find_data_references_in_bb): New function.
15386 (find_data_references_in_loop): Move code to
15387 find_data_references_in_bb and add a call to it.
15388 (compute_data_dependences_for_bb): New function.
15389 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15390 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15392 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15393 unknown dependence in basic block and fail in case of dependence in
15395 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15396 dependence instances from either loop or basic block vectorization
15398 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15399 before calling nested_in_vect_loop_p.
15400 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15401 dependence instances from either loop or basic block vectorization
15403 (vect_verify_datarefs_alignment): Likewise.
15404 (vect_enhance_data_refs_alignment): Adjust function calls.
15405 (vect_analyze_data_refs_alignment): Likewise.
15406 (vect_analyze_group_access): Fix printing. Skip different checks if
15407 DR_STEP is 0. Keep strided stores either in loop or basic block
15408 vectorization data structure. Fix indentation.
15409 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15411 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15412 dependence instances from either loop or basic block vectorization
15414 (vect_analyze_data_refs): Update comment. Call
15415 compute_data_dependences_for_bb to analyze basic blocks.
15416 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15417 case of loop vectorization. In case of basic block vectorization use
15418 data-ref itself as a base.
15419 (vect_create_data_ref_ptr): In case of basic block vectorization:
15420 don't advance the pointer, add new statements before the current
15421 statement. Adjust function calls.
15422 (vect_supportable_dr_alignment): Support only aligned accesses in
15423 basic block vectorization.
15424 * common.opt (ftree-slp-vectorize): New flag.
15425 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15426 (vect_pattern_recog_1): Likewise.
15427 * tree-vect-stmts.c (process_use): Likewise.
15428 (vect_init_vector): Add new statements in the beginning of the basic
15429 block in case of basic block SLP.
15430 (vect_get_vec_def_for_operand): Adjust function calls.
15431 (vect_finish_stmt_generation): Likewise.
15432 (vectorizable_call): Add assert that it is loop vectorization, adjust
15434 (vectorizable_conversion, vectorizable_assignment): Likewise.
15435 (vectorizable_operation): In case of basic block SLP, take
15436 vectorization factor from statement's type and skip the relevance
15437 check. Adjust function calls.
15438 (vectorizable_type_demotion): Add assert that it is loop
15439 vectorization, adjust function calls.
15440 (vectorizable_type_promotion): Likewise.
15441 (vectorizable_store): Check for outer loop only in case of loop
15442 vectorization. Adjust function calls. For basic blocks, skip the
15443 relevance check and don't advance pointers.
15444 (vectorizable_load): Likewise.
15445 (vectorizable_condition): Add assert that it is loop vectorization,
15446 adjust function calls.
15447 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15448 that it is not reduction, get vector type, call only supported
15449 functions, skip loop specific parts.
15450 (vect_transform_stmt): Check for outer loop only in case of loop
15452 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15453 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15454 for external definition.
15455 * passes.c (pass_slp_vectorize): New pass.
15456 * tree-vect-slp.c (find_bb_location): New function.
15457 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15458 check for patterns only in loops.
15459 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15460 case of multiple types in basic block SLP.
15461 (vect_mark_slp_stmts_relevant): New function.
15462 (vect_supported_load_permutation_p): Fix comment.
15463 (vect_analyze_slp_instance): Add argument. In case of basic block
15464 SLP, take vectorization factor from statement's type, check that
15465 unrolling factor is 1. Adjust function call. Save SLP instance in
15466 either loop or basic block vectorization structure. Return FALSE,
15468 (vect_analyze_slp): Add argument. Get strided stores groups from
15469 either loop or basic block vectorization structure. Return FALSE
15470 if basic block SLP failed.
15471 (new_bb_vec_info): New function.
15472 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15473 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15474 (vect_schedule_slp): Add argument. Get SLP instances from either
15475 loop or basic block vectorization structure. Set vectorization factor
15476 to be 1 for basic block SLP.
15477 (vect_slp_transform_bb): New function.
15478 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15480 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15482 * final.c (shorten_branches): Do not align labels for jump tables.
15483 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15485 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15487 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15488 Remove outdated reference to flow.c and fix nits.
15489 * doc/gccint.texi: Tweak RTL description.
15490 * doc/rtl.texi: Likewise.
15492 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15494 * config/avr/avr.c: Change my email address.
15495 * config/avr/avr.h: Likewise.
15496 * config/avr/avr.md: Likewise.
15497 * config/avr/avr-protos.h: Likewise.
15498 * config/avr/libgcc.S: Likewise.
15500 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15502 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15503 (spu_split_load, spu_split_store): Change return type to int.
15504 (spu_split_convert): Declare.
15505 * config/spu/predicates.md (spu_mem_operand): Remove.
15506 (spu_mov_operand): Update.
15507 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15508 * config/spu/spu.c (regno_aligned_for_load): Remove.
15509 (reg_aligned_for_addr, spu_expand_load): Define.
15510 (spu_expand_extv): Reimplement and handle MEM.
15511 (spu_expand_insv): Handle MEM.
15512 (spu_sched_reorder): Handle insn's with length 0.
15513 (spu_legitimate_address_p): Reimplement.
15514 (store_with_one_insn_p): Return TRUE for any mode with size
15515 larger than 16 bytes.
15516 (address_needs_split): Define.
15517 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15519 (spu_convert_move): Define.
15520 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15521 (spu_split_store): Change all MEM's to TImode.
15522 (spu_init_expanders): Preallocate registers that correspond to
15523 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15525 (spu_split_convert): Define.
15526 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15527 (_move<mode>, _movdi, _movti): Update predicate and condition.
15528 (load, store): Change to define_split.
15529 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15531 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15532 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15533 define_insn_and_split of lshr<mode>3.
15534 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15535 (<v>ashr<mode>3_imm): Define.
15536 (extv, extzv, insv): Allow MEM operands.
15537 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15538 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15539 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15540 (_spu_convert2): Change to define_insn_and_split and remove the
15541 corresponding define_peephole2.
15542 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15543 Change predicates to memory_operand.
15545 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15547 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15549 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15551 PR tree-optimization/40219
15552 * tree.c (iterative_hash_expr): Make sure the builtin function is
15553 a normal builtin function and not a front end or back end builtin
15554 before indexing into the built_in_decls array.
15556 2009-05-22 Richard Guenther <rguenther@suse.de>
15558 PR middle-end/38964
15559 * alias.c (write_dependence_p): Do not use TBAA for answering
15560 anti-dependence or output-dependence.
15561 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15562 (emit_pointer_definition): Remove.
15563 (emit_alias_warning): Likewise.
15564 (find_what_var_points_to): Remove TBAA pruning code.
15565 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15567 (compute_points_to_sets): Remove code computing the set of
15568 dereferenced pointers.
15569 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15570 oracle for querying anti and output dependencies.
15571 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15572 if TBAA may be applied.
15573 (refs_anti_dependent_p): New function.
15574 (refs_output_dependent_p): Likewise.
15575 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15576 (refs_output_dependent_p): Likewise.
15577 * doc/tree-ssa.texi (Memory model): New section.
15578 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15579 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15580 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15581 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15582 * expr.c (expand_expr_real_1): Likewise.
15583 * gimple-low.c (lower_stmt): Likewise.
15584 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15585 (dump_gimple_cdt): Remove.
15586 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15587 (gimple_size): Likewise.
15588 (walk_gimple_op): Likewise.
15589 (is_gimple_stmt): Likewise.
15590 (walk_stmt_load_store_addr_ops): Likewise.
15591 (gimple_build_cdt): Remove.
15592 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15593 * gimple.h (gimple_cdt_new_type): Remove.
15594 (gimple_cdt_new_type_ptr): Likewise.
15595 (gimple_cdt_set_new_type): Likewise.
15596 (gimple_cdt_location): Likewise.
15597 (gimple_cdt_location_ptr): Likewise.
15598 (gimple_cdt_set_location): Likewise.
15599 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15600 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15601 GIMPLE_CHANGE_DYNAMIC_TYPE.
15602 (verify_types_in_gimple_stmt): Likewise.
15603 * tree-inline.c (estimate_num_insns): Likewise.
15604 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15605 (copy_decl_to_var): Likewise.
15606 (copy_result_decl_to_var): Likewise.
15607 * tree-pretty-print.c (dump_generic_node): Do not handle
15608 CHANGE_DYNAMIC_TYPE_EXPR.
15609 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15610 * tree-ssa-operands.c (get_expr_operands): Likewise.
15611 * tree-ssa-structalias.c (struct variable_info): Remove
15612 no_tbaa_pruning member.
15613 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15614 (unify_nodes): Do not copy it.
15615 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15616 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15617 (set_uids_in_ptset): Do not check it.
15618 (find_what_var_points_to): Likewise.
15619 (compute_tbaa_pruning): Remove.
15620 (compute_points_to_sets): Do not call it.
15621 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15622 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15623 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15624 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15625 (DECL_NO_TBAA_P): Likewise.
15626 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15627 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15628 (expand_omp_atomic_pipeline): Do not set it.
15629 * print-tree.c (print_node): Do not dump it.
15630 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15633 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15636 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15639 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15641 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15644 2009-05-22 Ben Elliston <bje@au.ibm.com>
15646 * Makefile.in (bversion.h, s-bversion): New targets.
15647 (TOPLEV_H): Add bversion.h.
15648 * toplev.h: Include "bversion.h".
15649 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15650 the __format__ attribute only if compiling with the same version
15651 of GCC as the sources (the "build version").
15653 2009-05-22 Ben Elliston <bje@au.ibm.com>
15655 * c-format.c (handle_format_attribute): Fix comment typo.
15657 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15660 * config/ia64/ia64.opt (mfused-madd): New.
15661 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15662 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15663 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15664 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15665 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15666 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15667 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15668 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15669 instruction if !TARGET_FUSED_MADD.
15670 (fpma, fpms): Remove colon from name.
15672 2009-05-22 Richard Guenther <rguenther@suse.de>
15674 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15675 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15676 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15678 (create_expression_by_pieces): Only convert if necessary.
15679 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15680 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15682 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15684 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15685 regular pattern from a template and rename it ...
15686 (*extzv_truncsi_exts): ... to this.
15688 2009-05-21 Richard Guenther <rguenther@suse.de>
15690 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15691 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15692 (cgraph_default_inline_p): Likewise.
15693 (cgraph_decide_inlining_incrementally): Likewise.
15695 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15696 Uros Bizjak <ubizjak@gmail.com>
15698 * config/i386/cpuid.h (bit_MOVBE): New.
15700 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15702 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15703 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15704 (ix86_handle_option): Handle OPT_mmovbe.
15705 (ix86_target_string): Add -mmovbe.
15706 (pta_flags): Add PTA_MOVBE.
15707 (processor_alias_table): Add PTA_MOVBE to "atom".
15708 (override_options): Handle PTA_MOVBE.
15710 * config/i386/i386.h (TARGET_MOVBE): New.
15712 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15713 (*bswapsi_movbe): New.
15714 (*bswapdi_movbe): Likewise.
15715 (bswapdi2): Renamed to ...
15716 (*bswapdi_1): This.
15717 (bswapdi2): New expander.
15719 * config/i386/i386.opt (mmovbe): New.
15721 * doc/invoke.texi: Document -mmovbe.
15723 2009-05-21 Taras Glek <tglek@mozilla.com>
15725 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15726 * gcc-plugin.h (plugin_init): Updated signature.
15727 * gcc-plugin.h (plugin_name_args): Moved to this header.
15728 * doc/plugins.texi (plugin_init): Updated documention to reflect
15730 * doc/plugins.texi (plugin_name_args): Added to documention.
15732 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15734 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15735 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15737 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15739 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15740 JUMP_TABLE_DATA_P predicates where applicable.
15741 * config/i386/predicates.md: Ditto.
15742 * config/i386/sse.md: Ditto.
15744 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15746 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15747 operand2 -128 override length_immediate attribute to 1.
15748 * config/i386/predicates.md (constm128_operand): New predicate.
15750 * config/i386/i386.c (memory_address_length): Handle %r12
15751 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15753 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15754 mode look through optional ZERO_EXTEND and SUBREG.
15755 * config/i386/i386.md (R12_REG): New define_constant.
15756 (prefix_data16): For sse unit set also for MODE_TI insns.
15757 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15758 insns set if operand 1 is ext_QIreg_operand.
15759 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15760 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15762 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15763 mode from MODE_DI to MODE_SI.
15764 (movdi_1_rex64): Override modrm and length_immediate attributes
15765 only for movabs (TYPE_IMOV, alternative 2).
15766 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15767 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15768 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15769 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15770 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15771 prefix_rex attribute if DImode.
15772 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15773 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15774 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15775 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15776 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15777 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15778 Likewise. For TYPE_IMOV clear length_immediate attribute.
15779 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15780 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15781 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15782 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15783 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15784 or one operand TYPE_ISHIFT.
15785 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15786 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15787 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15788 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15789 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15790 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15791 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15792 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15793 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15794 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15795 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15796 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15797 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15798 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15799 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15800 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15801 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15802 set mode attribute, don't override length attribute.
15803 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15805 (return_internal_long): Set length attribute to 2 instead of 1.
15806 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15807 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15808 prefix_rex attribute.
15809 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15811 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15813 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15815 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15817 2009-05-20 Ian Lance Taylor <iant@google.com>
15819 * tree.c (build_tree_list_vec_stat): New function.
15820 (ctor_to_vec): New function.
15821 (build_nt_call_vec): New function.
15822 (build_call_array): Change args to be a const pointer.
15823 (build_call_vec): New function.
15824 * tree.h (build_nt_call_vec): Declare.
15825 (build_tree_list_vec_stat): Declare.
15826 (build_tree_list_vec): Define.
15827 (build_call_array): Update declaration.
15828 (build_call_vec): Declare.
15829 (ctor_to_vec): Declare.
15830 * c-common.c (tree_vector_cache): New static variable.
15831 (make_tree_vector): New function.
15832 (release_tree_vector): New function.
15833 (make_tree_vector_single): New function.
15834 (make_tree_vector_copy): New function.
15835 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15836 (make_tree_vector_single, make_tree_vector_copy): Declare.
15837 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15838 (c_parser_expr_list): Don't manage cache here, instead call
15840 (c_parser_release_expr_list): Remove static function.
15841 (c_parser_vec_to_tree_list): Remove static function.
15842 (c_parser_attributes): Call build_tree_list_vec instead of
15843 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15844 c_parser_release_expr_list.
15845 (c_parser_postfix_expression_after_primary): Likewise.
15846 (c_parser_objc_keywordexpr): Likewise.
15848 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15850 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15851 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15852 TARGET_CONVERT_TO_TYPE.
15853 * hooks.c (hook_tree_const_tree_null): Define.
15854 * hooks.h (hook_tree_const_tree_null): Declare.
15855 * target.h (struct gcc_target): Add invalid_parameter_type,
15856 invalid_return_type, promoted_type, and convert_to_type fields.
15857 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15858 (TARGET_INVALID_RETURN_TYPE): Define.
15859 (TARGET_PROMOTED_TYPE): Define.
15860 (TARGET_CONVERT_TO_TYPE): Define.
15861 (TARGET_INITIALIZER): Update for new fields.
15862 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15863 (grokparms): Check targetm.invalid_parameter_type.
15864 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15865 * c-convert.c (convert): Check targetm.convert_to_type.
15867 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15869 * config/mips/mips.md (*extenddi_truncate<mode>,
15870 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15872 (*extendhi_truncateqi): New define_insn_and_sptit.
15874 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15876 PR middle-end/40204
15877 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15878 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15880 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15882 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15883 the operand of VIEW_CONVERT_EXPR.
15885 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15887 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15888 extended family and model for Intel processors. Support Intel Atom.
15890 2009-05-20 Olivier Hainque <hainque@adacore.com>
15892 * gstab.h (stab_code_type): Define, to be used instead of the
15893 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15895 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15896 occurrences by stab_code_type.
15897 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15899 2009-05-20 Martin Jambor <mjambor@suse.cz>
15901 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15902 (sra_insert_before): Likewise.
15903 (sra_insert_after): Likewise.
15904 (sra_init_cache): Likewise.
15905 (sra_type_can_be_decomposed_p): Likewise.
15906 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15907 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15908 (sra_insert_before): Likewise.
15909 (sra_insert_after): Likewise.
15910 (sra_init_cache): Likewise.
15911 (insert_edge_copies_seq): Made static and moved upwards.
15913 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15916 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15918 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15919 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15922 2009-05-20 Richard Guenther <rguenther@suse.de>
15924 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15925 with mismatched comparison modes.
15927 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15929 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15930 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15931 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15932 with shifts for Thumb2.
15933 (orsi_notsi): New for orn.
15934 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15935 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15936 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15937 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15938 Don't invert remainder for IOR.
15940 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15942 PR tree-optimization/40087
15943 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15944 number_of_iterations_ne): Rename never_infinite argument.
15945 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15946 number_of_iterations_le): Handle pointer-type ivs when
15947 exit_must_be_taken is false.
15948 (number_of_iterations_cond): Do not always assume that
15949 exit_must_be_taken if the control variable is a pointer.
15951 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15953 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15954 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15956 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15958 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15959 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15961 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15964 * c.opt (Wlogical-op): Disabled by default.
15965 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15967 * doc/invoke.texi (Wlogical-op): Likewise.
15969 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15971 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15973 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15974 Propagate the type of the first operand.
15975 <ASSERT_EXPR>: Simplify.
15976 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15977 Rewrite using the RHS code as discriminant.
15978 <NOP_EXPR>: Turn into CASE_CONVERT.
15979 <PLUS_EXPR>: Propagate the type of the first operand.
15981 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15983 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15984 (ia64_dconst_0_375): New.
15985 * config/ia64/ia64.c (ia64_override_options): Remove
15986 -minline-sqrt-min-latency warning.
15987 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15988 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15989 * config/ia64/ia64.md (*sqrt_approx): Remove.
15990 (sqrtsf2): Remove #if 0.
15991 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15992 (sqrtdf): Remove assert.
15993 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15994 (sqrtxf2): Remove #if 0.
15995 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15996 * div.md (sqrt_approx_rf): New.
15997 (sqrtsf2_internal_thr): New implementation.
15998 (sqrtsf2_internal_lat): New.
15999 (sqrtdf2_internal_thr: New implementation.
16000 (sqrtxf2_internal): New implementation.
16002 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16003 Hans-Peter Nilsson <hp@axis.com>
16005 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16006 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16007 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16008 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16009 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16010 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16011 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16012 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16013 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16014 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16015 * c-common.c: ...from here.
16017 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16019 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16021 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16023 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16025 2009-05-19 Ben Elliston <bje@au.ibm.com>
16027 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16028 assignments with memcpy calls.
16029 (add_fdes): Likewise.
16030 (binary_search_unencoded_fdes): Likewise.
16031 (linear_search_fdes): Eliminate type puns.
16033 2009-05-19 Richard Guenther <rguenther@suse.de>
16035 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16036 not falsely claim to have propagated into all uses.
16038 2009-05-19 Ben Elliston <bje@au.ibm.com>
16040 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16043 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16045 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16046 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16047 (TARGET_LEGITIMATE_ADDRESS_P): New.
16048 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16049 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16051 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16054 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16055 child of the containing namespace's DIE.
16057 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16059 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16060 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16061 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16064 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16067 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16068 gen_align with gen_pad.
16069 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16070 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16072 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16073 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16075 * config/i386/i386.md (align): Renamed to ...
16076 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16077 ASM_OUTPUT_MAX_SKIP_PAD.
16079 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16081 * config.gcc: Fix variable syntax.
16084 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16085 before calling exact_log2.
16086 (output_iorsi3): Likewise.
16087 (output_xorsi3): Likewise.
16089 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16091 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16092 for the none zero constant operand except for EQ and NE
16093 comprisons even when the first operand is R0.
16095 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16097 * config/s390/2064.md: Remove trailing whitespaces.
16098 * config/s390/2084.md: Likewise.
16099 * config/s390/constraints.md: Likewise.
16100 * config/s390/fixdfdi.h: Likewise.
16101 * config/s390/libgcc-glibc.ver: Likewise.
16102 * config/s390/s390-modes.def: Likewise.
16103 * config/s390/s390-protos.h: Likewise.
16104 * config/s390/s390.c: Likewise.
16105 * config/s390/s390.h: Likewise.
16106 * config/s390/s390.md: Likewise.
16107 * config/s390/tpf-unwind.h: Likewise.
16109 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16111 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16113 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16116 * configure.ac (m68k-*-*): Check if binutils support TLS.
16117 * configure: Regenerate.
16118 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16119 * config/m68k/constraints.md (Cu): New constraint.
16120 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16121 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16122 (movsi): Handle TLS symbols.
16123 (addsi3_5200): Handle XTLS symbols, indent.
16124 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16125 (m68k_tls_reference_p): Declare.
16126 (m68k_legitimize_address): Declare.
16127 (m68k_unwrap_symbol): Declare.
16128 * config/m68k/m68k.opt (mxtls): New option.
16129 * config/m68k/m68k.c (ggc.h): Include.
16130 (m68k_output_dwarf_dtprel): Implement hook.
16131 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16132 (m68k_expand_prologue): Load GOT pointer when function needs it.
16133 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16134 (m68k_legitimate_constant_address_p): Same.
16135 (m68k_decompose_address): Handle TLS references.
16136 (m68k_get_gp): New static function.
16137 (enum m68k_reloc): New contants.
16138 (TLS_RELOC_P): New macro.
16139 (m68k_wrap_symbol): New static function.
16140 (m68k_unwrap_symbol): New function.
16141 (m68k_final_prescan_insn_1): New static function.
16142 (m68k_final_prescan_insn): New function.
16143 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16145 (legitimize_pic_address): Handle TLS references..
16146 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16147 (m68k_libcall_value_in_a0_p)
16148 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16149 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16150 (m68k_legitimize_tls_address): Handle TLS references.
16151 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16153 (m68k_legitimize_address): Handle TLS symbols.
16154 (m68k_get_reloc_decoration): New static function.
16155 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16157 (m68k_output_dwarf_dtprel): Implement hook.
16158 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16159 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16160 m68k_call_* routines.
16161 (sched_attr_op_type): Handle TLS symbols.
16162 (gt-m68k.h): Include.
16163 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16164 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16166 2009-05-18 Martin Jambor <mjambor@suse.cz>
16168 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16169 (visit_store_addr_for_mod_analysis): New function.
16170 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16171 (determine_cst_member_ptr): Use gimple_assign_single_p.
16172 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16173 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16174 operands. Don't check number of operands of a NOP_EXPR.
16176 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16178 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16180 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16183 * c-common.c (warn_logical_operator): Don't warn if one of
16184 expression isn't always true or false.
16186 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16188 * config/i386/biarch32.h: New file.
16189 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16191 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16193 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16194 *zero_extend<mode>_truncqi): Merge these into ...
16195 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16196 Name the pattern following this as *zero_extendhi_truncqi.
16198 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16200 PR middle-end/39301
16201 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16202 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16203 (output_info): Make field HOST_WIDEST_INT.
16204 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16205 (dump_bitmat_statistics): Same.
16207 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16209 * config.gcc (use_gcc_stdint): Set to wrap.
16210 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16211 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16212 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16213 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16214 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16215 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16216 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16217 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16219 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16221 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16223 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16224 Move definitions earlier.
16225 (OPT_ARCH64, OPT_ARCH32): Define.
16226 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16229 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16232 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16235 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16237 * arm.md (movdi2): Copy non-reg values to DImode registers.
16239 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16242 * final.c (label_to_max_skip): New function.
16243 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16244 CODE_LABEL_NUMBER <= max_labelno.
16245 * output.h (label_to_max_skip): New prototype.
16246 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16247 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16248 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16249 Handle CODE_LABELs with >= 16 byte alignment or with
16250 max_skip == (1 << align) - 1.
16251 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16252 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16255 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16256 .p2align 3 if MAX_SKIP is smaller than 7.
16257 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16259 2009-05-15 Ian Lance Taylor <iant@google.com>
16261 * alias.c (struct alias_set_entry_d): Rename from struct
16262 alias_set_entry. Change all uses.
16263 * except.c (struct call_site_record_d): Rename from struct
16264 call_site_record. Change all uses.
16265 * except.h (struct eh_region_d): Rename from struct eh_region.
16267 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16269 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16270 ivtype_map_elt. Change all uses.
16271 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16273 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16274 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16276 (struct sese_d): Rename from struct sese. Change all uses.
16277 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16278 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16279 * optabs.h (struct optab_d): Rename from struct optab. Change all
16281 (struct convert_optab_d): Rename from struct convert_optab.
16283 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16284 ipa_opt_pass. Change all uses.
16285 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16288 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16289 defined as a typedef.
16290 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16293 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16296 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16298 (merge_ranges): Returns bool.
16299 * tree.h (make_range): .. to here.
16300 (build_range_check): Likewise.
16301 (merge_ranges): Likewise. Renamed from merge_ranges.
16302 * c-typeck.c (parser_build_binary_op): Update calls to
16303 warn_logical_operator.
16304 * c-common.c (warn_logical_operator): Add new warning.
16305 * c-common.h (warn_logical_operator): Update declaration.
16307 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16309 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16311 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16313 * doc/install.texi: Document MPC requirements, flags etc.
16315 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16316 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16317 Evaluate constant arguments.
16318 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16319 (fold_builtin_1): Likewise, also evaluate constant arguments.
16320 Remove superfluous break.
16321 (do_mpc_ckconv): New.
16322 * real.h: Include mpc.h.
16323 * toplev.c (print_version): Output MPC version info if available.
16325 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16327 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16329 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16331 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16334 2009-05-15 Jan Hubicka <jh@suse.cz>
16336 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16337 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16338 (try_inline): Fix return value.
16339 (cgraph_decide_inlining_incrementally): Honor new value.
16340 (cgraph_early_inlining): Handle indirect inlining.
16341 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16343 2009-05-15 Jan Hubicka <jh@suse.cz>
16345 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16346 * cgraphunit.c (cgraph_finalize_function): Set it.
16347 (cgraph_expand_function): Use it.
16349 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16351 * real.c (encode_ieee_half): Define.
16352 (decode_ieee_half): Define.
16353 (ieee_half_format): Define.
16354 (arm_half_format): Define.
16355 * real.h (ieee_half_format): Declare.
16356 (arm_half_format): Declare.
16358 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16360 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16361 swapped, and reversed optabs exist before trying to use them.
16363 2009-05-15 Paul Brook <paul@codesourcery.com>
16364 Sandra Loosemore <sandra@codesourcery.com>
16366 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16367 loads. Allow PRE_DEC.
16368 (output_move_neon): Handle PRE_DEC.
16369 (arm_print_operand): Add 'A' for neon structure loads.
16370 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16371 * config/arm/neon.md (neon_mov): Update comment.
16372 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16374 (Um): New constraint.
16376 2009-05-15 Jan Hubicka <jh@suse.cz>
16378 Revert the following patch until testsuite fallout is fixed:
16379 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16380 * cgraph.h (struct inline_summary): New filed self_wize,
16381 size_inlining_benefit, self_time and time_inlining_benefit.
16382 (struct cgraph_global_info): Replace insns by time ans size fields.
16383 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16384 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16385 (ipcp_update_callgraph): Do not touch function bodies.
16386 * ipa-inline.c: Include except.h
16387 (MAX_TIME): New constant.
16388 (overall_insns): Remove
16389 (overall_size, max_benefit): New static variables.
16390 (cgraph_estimate_time_after_inlining): New function.
16391 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16392 (cgraph_clone_inlined_nodes): Update size.
16393 (cgraph_mark_inline_edge): Update size.
16394 (cgraph_estimate_growth): Use size info.
16395 (cgraph_check_inline_limits): Check size.
16396 (cgraph_default_inline_p): Likewise.
16397 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16398 (cgraph_decide_recursive_inlining): Check size.
16399 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16401 (cgraph_decide_inlining): Likewise.
16402 (cgraph_decide_inlining_incrementally): Likewise; honor
16403 PARAM_EARLY_INLINING_INSNS.
16404 (likely_eliminated_by_inlining_p): New predicate.
16405 (estimate_function_body_sizes): New function.
16406 (compute_inline_parameters): Use it.
16407 * except.c (must_not_throw_labels): New function.
16408 * except.h (must_not_throw_labels): Declare.
16409 * tree-inline.c (init_inline_once): Kill inlining_weigths
16410 * tree-ssa-structalias.c: Avoid uninitialized warning.
16411 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16412 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16413 (PARAM_INLINE_CALL_COST): Remove.
16414 (PARAM_EARLY_INLINING_INSNS): New.
16416 2009-05-15 Richard Guenther <rguenther@suse.de>
16418 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16419 not TODO_update_ssa.
16421 2009-05-15 Richard Guenther <rguenther@suse.de>
16423 PR tree-optimization/39999
16424 * gimple.h (gimple_expr_type): Use the expression type looking
16425 through useless conversions.
16426 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16427 (vn_nary_op_insert_stmt): Likewise.
16428 (simplify_binary_expression): Likewise.
16430 2009-05-15 Richard Guenther <rguenther@suse.de>
16432 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16433 New options, enabled by default.
16434 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16436 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16437 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16438 * tree-ssa-structalias.c (gate_tree_pta): New function.
16439 (pass_build_alias): Use it.
16441 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16443 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16444 recurse on an invariant address if a conversion from a pointer
16445 type to a wider integer type is involved.
16447 2009-05-15 Jan Hubicka <jh@suse.cz>
16449 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16450 * cgraph.h (struct inline_summary): New filed self_wize,
16451 size_inlining_benefit, self_time and time_inlining_benefit.
16452 (struct cgraph_global_info): Replace insns by time ans size fields.
16453 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16454 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16455 (ipcp_update_callgraph): Do not touch function bodies.
16456 * ipa-inline.c: Include except.h
16457 (MAX_TIME): New constant.
16458 (overall_insns): Remove
16459 (overall_size, max_benefit): New static variables.
16460 (cgraph_estimate_time_after_inlining): New function.
16461 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16462 (cgraph_clone_inlined_nodes): Update size.
16463 (cgraph_mark_inline_edge): Update size.
16464 (cgraph_estimate_growth): Use size info.
16465 (cgraph_check_inline_limits): Check size.
16466 (cgraph_default_inline_p): Likewise.
16467 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16468 (cgraph_decide_recursive_inlining): Check size.
16469 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16471 (cgraph_decide_inlining): Likewise.
16472 (cgraph_decide_inlining_incrementally): Likewise; honor
16473 PARAM_EARLY_INLINING_INSNS.
16474 (likely_eliminated_by_inlining_p): New predicate.
16475 (estimate_function_body_sizes): New function.
16476 (compute_inline_parameters): Use it.
16477 * except.c (must_not_throw_labels): New function.
16478 * except.h (must_not_throw_labels): Declare.
16479 * tree-inline.c (init_inline_once): Kill inlining_weigths
16480 * tree-ssa-structalias.c: Avoid uninitialized warning.
16481 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16482 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16483 (PARAM_INLINE_CALL_COST): Remove.
16484 (PARAM_EARLY_INLINING_INSNS): New.
16485 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16486 (inline-call-cost): Remove.
16487 (early-inlining-insns): New.
16489 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16491 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16493 (print_int_cst_bounds_in_octal_p): Likewise.
16494 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16496 * dwarf2out.c (base_type_die): Likewise.
16497 (is_subrange_type): Delete.
16498 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16499 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16500 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16501 if the destination type is boolean.
16502 (build_range_check): Do not special-case subtypes.
16503 (fold_sign_changed_comparison): Likewise.
16504 (fold_unary): Likewise.
16505 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16506 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16507 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16508 * tree.c (subrange_type_for_debug_p): New predicate based on the
16509 former is_subrange_type.
16510 * tree.h (subrange_type_for_debug_p): Declare.
16511 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16512 (convert_affine_scev): Remove call to above function.
16513 (chrec_convert_aggressive): Likewise.
16514 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16515 false for conversions involving subtypes.
16516 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16517 (vrp_val_min): Likewise.
16518 (needs_overflow_infinity): Likewise.
16519 (extract_range_from_unary_expr): Likewise.
16521 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16523 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16524 * config/frv/frv.c: Likewise.
16525 * config/s390/s390.c: Likewise.
16526 * config/sparc/sparc.h: Likewise.
16527 * config/i386/i386.h: Likewise.
16528 * config/i386/i386.c: Likewise.
16529 * config/crx/crx.c: Likewise.
16530 * config/m68hc11/m68hc11.h: Likewise.
16531 * config/iq2000/iq2000.c: Likewise.
16532 * config/mn10300/mn10300.h: Likewise.
16533 * config/mn10300/mn10300.c: Likewise.
16534 * config/m68k/m68k.c: Likewise.
16535 * config/rs6000/rs6000.c: Likewise.
16536 * config/rs6000/xcoff.h: Likewise.
16537 * config/rs6000/linux64.h: Likewise.
16538 * config/rs6000/sysv4.h: Likewise.
16539 * config/score/score3.c: Likewise.
16540 * config/score/score7.c: Likewise.
16541 * config/score/score.c: Likewise.
16542 * config/arm/arm.md: Likewise.
16543 * config/mips/mips.c: Likewise.
16544 * config/mips/mips.md: Likewise.
16545 * config/bfin/bfin.h: Likewise.
16546 * config/pa/pa.c: Likewise.
16547 * config/pa/constraints.md: Likewise.
16549 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16550 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16551 * config/pdp11/pdp11.h: Use memory_address_p instead.
16553 2009-05-14 Ian Lance Taylor <iant@google.com>
16555 * passes.c (finish_optimization_passes): Change i to int.
16556 * plugin.c (plugins_active_p): Change event to int.
16557 (dump_active_plugins): Likewise.
16558 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16560 * tree.c (tree_range_check_failed): Change c to unsigned int.
16561 (omp_clause_range_check_failed): Likewise.
16562 (build_common_builtin_nodes): Change mode to int. Add cast.
16563 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16564 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16566 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16567 ++ or -- with a variable of enum type.
16569 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16572 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16574 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16576 * store-motion.c: Do not include params.h
16577 * Makefile.in: Fix dependencies for various files.
16579 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16581 * auto-inc-dec.c: Fix pass description, remove apparent
16582 accidental duplication.
16584 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16586 PR middle-end/40147
16587 * ipa-utils.h (memory_identifier_string): Moved to ...
16588 * tree.h (memory_identifier_string): Here. Add GTY(()).
16590 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16592 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16593 in the former documentation of...
16594 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16595 * ira-conflicts.c (get_dup_num): Use address_operand.
16596 * targhooks.c (default_legitimate_address_p): New.
16597 * targhooks.h (default_legitimate_address_p): New.
16598 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16600 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16601 * target.h (struct target): Add legitimate_address_p.
16602 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16603 (TARGET_INITIALIZER): Include it.
16605 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16606 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16607 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16608 (TARGET_LEGITIMATE_ADDRESS_P): New.
16610 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16611 (REG_OK_STRICT_P): Delete.
16612 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16613 (frv_legitimate_address_p_1): ... this.
16614 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16615 (frv_legitimate_address_p_1): ... the renamed old
16616 frv_legitimate_address_p.
16617 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16618 (TARGET_LEGITIMATE_ADDRESS_P): New.
16620 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16621 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16622 * config/s390/s390.c (legitimate_address_p): Rename to...
16623 (s390_legitimate_address_p): ... this, make static.
16624 (legitimize_address): Adjust call.
16625 (TARGET_LEGITIMATE_ADDRESS_P): New.
16626 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16628 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16629 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16630 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16631 (TARGET_LEGITIMATE_ADDRESS_P): New.
16633 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16634 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16635 * config/spu/spu.c (spu_legitimate_address): Rename to...
16636 (spu_legitimate_address_p): ... this, make static.
16637 (TARGET_LEGITIMATE_ADDRESS_P): New.
16639 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16640 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16641 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16642 (sparc_legitimate_address_p): ... this, make static and return bool.
16643 (legitimize_address): Adjust call.
16644 (TARGET_LEGITIMATE_ADDRESS_P): New.
16646 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16647 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16648 * config/i386/i386.c (legitimate_address_p): Rename to...
16649 (ix86_legitimate_address_p): ... this, make static.
16650 (constant_address_p): Move after it, adjust call.
16651 (TARGET_LEGITIMATE_ADDRESS_P): New.
16653 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16654 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16655 * config/avr/avr.c (legitimate_address_p): Rename to...
16656 (avr_legitimate_address_p): ... this, make static.
16657 (legitimize_address): Adjust call.
16658 (TARGET_LEGITIMATE_ADDRESS_P): New.
16660 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16661 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16662 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16663 (TARGET_LEGITIMATE_ADDRESS_P): New.
16665 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16666 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16667 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16668 (TARGET_LEGITIMATE_ADDRESS_P): New.
16670 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16671 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16673 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16675 (TARGET_LEGITIMATE_ADDRESS_P): New.
16677 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16678 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16680 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16682 (m68hc11_legitimate_address_p): ... this, make static.
16683 (go_if_legitimate_address_internal): Rename to...
16684 (m68hc11_legitimate_address_p_1): ... this.
16685 (legitimize_address): Adjust call.
16686 (TARGET_LEGITIMATE_ADDRESS_P): New.
16688 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16689 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16690 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16691 (TARGET_LEGITIMATE_ADDRESS_P): New.
16693 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16694 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16695 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16696 (mn10300_legitimate_address_p): ... this, make static.
16697 (TARGET_LEGITIMATE_ADDRESS_P): New.
16699 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16700 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16701 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16702 (TARGET_LEGITIMATE_ADDRESS_P): New.
16704 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16705 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16706 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16707 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16708 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16709 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16710 (rs6000_legitimate_address_p): ... this, make static.
16711 (TARGET_LEGITIMATE_ADDRESS_P): New.
16712 (REG_MODE_OK_FOR_BASE_P): Delete.
16713 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16715 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16716 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16718 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16719 static, adjust types.
16720 (TARGET_LEGITIMATE_ADDRESS_P): New.
16722 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16723 * config/score/score.c (score_address_p): Rename to...
16724 (score_legitimate_address_p): ... this.
16725 (TARGET_LEGITIMATE_ADDRESS_P): New.
16726 * config/score/score3.c (score3_address_p): Rename to...
16727 (score3_legitimate_address_p): ... this.
16728 * config/score/score7.c (score7_address_p): Rename to...
16729 (score7_legitimate_address_p): ... this.
16731 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16732 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16733 GO_IF_LEGITIMATE_ADDRESS): Delete.
16734 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16735 thumb2_legitimate_address_p): Delete.
16736 (arm_legitimate_address_p): Rename to...
16737 (arm_legitimate_address_outer_p): ... this.
16738 * config/arm/constraints.md ("Uq"): Adjust call.
16739 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16740 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16742 (arm_legitimate_address_outer_p): ... this.
16743 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16745 (TARGET_LEGITIMATE_ADDRESS_P): New.
16747 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16748 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16749 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16750 (TARGET_LEGITIMATE_ADDRESS_P): New.
16752 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16753 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16754 * config/vax/vax.c (legitimate_address_p): Rename to...
16755 (vax_legitimate_address_p): ... this, make static.
16756 (TARGET_LEGITIMATE_ADDRESS_P): New.
16758 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16759 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16760 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16761 (TARGET_LEGITIMATE_ADDRESS_P): New.
16763 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16764 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16765 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16766 (mmix_legitimate_address_p): ... this, make static.
16767 (TARGET_LEGITIMATE_ADDRESS_P): New.
16769 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16770 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16771 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16772 (TARGET_LEGITIMATE_ADDRESS_P): New.
16774 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16776 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16777 of MODE_COMPLEX_INT.
16779 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16781 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16782 LCT_NORMAL in function call.
16783 * mips-tdump.c (print_file_desc): Add cast to enum type.
16784 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16785 (mark_stabs): Add casts to enum types.
16786 (parse_stabs_common): Add casts to enum types.
16788 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16790 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16791 Check for invalid values of LETTER.
16793 2009-05-13 Taras Glek <tglek@mozilla.com>
16795 * attribs.c (register_attribute): moved out attribute registration
16796 into register_attribute.
16797 * doc/plugins.texi: Documented register_attribute and
16799 * gcc-plugin.h: Added forward decl for register_attribute.
16800 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16801 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16802 PLUGIN_ATTRIBUTES boilerplate.
16804 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16806 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16807 values even in sentinel and empty entries.
16808 (ms_printf_flag_specs): Likewise.
16809 (ms_scanf_flag_specs): Likewise.
16810 (ms_strftime_flag_specs): Likewise.
16811 (ms_print_char_table): Likewise.
16812 (ms_scan_char_table): Likewise.
16813 (ms_time_char_table): Likewise.
16815 2009-05-13 Doug Kwan <dougkwan@google.com>
16817 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16819 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16821 * config/mips/mips.md (store): Add attributes for QI and HI.
16823 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16824 (truncdi<mode>2): ... this new pattern.
16826 2009-05-13 Brad Hards <bradh@kde.org>
16828 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16830 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16831 Ben Elliston <bje@au.ibm.com>
16833 PR middle-end/40035
16834 * dse.c (check_mem_read_rtx): Guard against width == -1.
16836 2009-05-13 Michael Matz <matz@suse.de>
16838 PR middle-end/39976
16839 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16840 (trivially_conflicts_p): New function.
16841 (insert_backedge_copies): Use it.
16843 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16845 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16846 (handle_stdc_pragma): Use new enum constant names.
16847 (handle_pragma_float_const_decimal64): Ditto.
16849 2009-05-13 Ian Lance Taylor <iant@google.com>
16851 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16854 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16856 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16857 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16859 * config/m68k/m68k.h (FL_UCLINUX): Define.
16861 2009-05-13 Jan Hubicka <jh@suse.cz>
16863 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16865 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16867 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16868 unless -fschedule-insns is specified.
16870 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16873 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16874 TARGET_EXPAND_CBRANCHDI4.
16875 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16876 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16877 (cmpeqdi): Fix comment.
16879 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16881 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16882 (sh_legitimate_address_p): Likewise.
16883 * config/sh/sh.c (sh_legitimate_index_p): New.
16884 (sh_legitimate_address_p): Likewise.
16885 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16886 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16887 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16888 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16889 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16890 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16891 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16892 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16893 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16895 2009-05-12 Jan Hubicka <jh@suse.cz>
16897 * tree-inline.c (estimate_operator_cost): Add operands;
16898 when division happens by constant, it is cheap.
16899 (estimate_num_insns): Loads and stores are not having cost of 0;
16900 EH magic stuff is cheap; when computing runtime cost of switch,
16901 use log2 base of amount of its cases; builtin_expect has cost of 0;
16902 compute cost for moving return value of call.
16903 (init_inline_once): Initialize time_based flags.
16904 * tree-inline.h (eni_weights_d): Add time_based flag.
16906 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16908 * df-core.c: Update head documentation.
16910 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16913 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16914 shadowing exisiting variable op1.
16916 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16919 * config/i386/driver-i386.c (processor_signatures): New enum.
16920 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16921 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16922 processor signature to detect geode processor.
16924 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16928 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16930 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16931 causes spurious differences between trunk and cond-optab branch.
16933 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16935 * dojump.c (compare_from_rtx): Delete.
16936 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16937 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16938 if the comparison does not satisfy the predicate; test predicates for
16939 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16940 further if one existing pattern fails.
16941 * expr.h (compare_from_rtx): Delete.
16942 (prepare_operand): Declare it.
16943 * optabs.c: Change "lib call" to "libcall" throughout.
16944 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16945 HAVE_conditional_trap, emit_cmp_insn): Delete.
16946 (can_compare_p): Delete cmp_optab case.
16947 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16948 Accept other parameters by value.
16949 (prepare_operand): Make non-static.
16950 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16951 other parameters by value. Try to widen operands here based on
16952 an optab_methods argument and looking at cbranch_optab.
16953 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16954 loop. Use cbranch_optab directly.
16955 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16956 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16958 (emit_conditional_move, emit_conditional_add): Inline what's needed
16959 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16960 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16961 with COMPARE. Move cmov_optab and cstore_optab above
16962 with cbranch_optab, move cmp_optab down with ucmp_optab,
16963 remove tst_otpab. Do not initialize trap_rtx.
16964 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16965 for trap code. Do not check HAVE_conditional_trap. Use
16966 prepare_cmp_insn. Accept no predicate for operand 3.
16967 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16968 (OTI_ctrap, ctrap_optab): New.
16969 (tst_optab): Delete.
16970 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16971 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16972 with lookup of ctrap_optab.
16973 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16975 (ctrap_optab): New.
16977 * combine.c (combine_simplify_rtx, simplify_set): Do not
16978 special case comparing against zero for cc0 machines.
16979 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16980 COMPARE on cc0 machines.
16981 (simplify_relational_operation): Return a new expression when
16982 a COMPARE could be removed.
16983 * final.c (final_scan_insn): Compare cc_status values
16984 against LHS of a (compare FOO (const_int 0)) cc0 source.
16985 Also check if cc_status.value is the full compare.
16987 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16988 (cstoreMM4): Document.
16989 (conditional_trap): Document ctrapMM4 instead.
16990 (sync_compare_and_swapMM): Refer to cbranchcc4.
16991 (Dependent Patterns): Eliminate obsolete information referring to
16992 the old jump optimization phase.
16993 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16994 of compares with 0 on cc0 machines.
16995 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16996 avoiding references to cc0. Remove text about storing operands
16998 * doc/tm.texi (Condition Codes): Include blurb on different
16999 condition code representations, separate into subsections for
17000 CC0, MODE_CC and conditional execution.
17002 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17003 alpha_emit_setcc): Accept operands and a machine mode.
17004 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17005 Get code/op0/op1 from operands, use machine mode argument
17006 instead of alpha_compare.fp_p. Emit the branch here.
17007 (alpha_emit_setcc): Likewise, and return boolean.
17008 (alpha_emit_conditional_move): Likewise. Assert that
17009 cmp_op_mode == cmp_mode, and simplify accordingly.
17010 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17011 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17012 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17014 (stack probe test): Use cbranchdi4.
17015 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17017 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17018 * config/arc/arc.h (movsicc, movsfcc): Use it.
17019 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17020 (cbranchsi4, cstoresi4): New.
17021 (cmpsi, bCC and sCC expanders): Remove.
17023 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17024 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17025 * config/arm/predicates.md (arm_comparison_operator): Only include
17026 floating-point operators if there is a hardware floating-point unit.
17027 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17028 deferring to cbranch_cc and cstore_cc respectively.
17029 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17030 cbranch_cc, cstore_cc): New.
17031 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17033 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17035 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17036 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17038 (adjust_insn_length): Adjust calls.
17039 (avr_reorg): Handle (compare (foo) (const_int 0)).
17040 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17041 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17042 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17043 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17045 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17046 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17048 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17049 (cbranchsi4, cstorebi4, cstoresi4): New.
17050 (movbisi): This insn is duplicate, split it to zero_extend.
17051 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17052 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17053 (bfin_optimize_loop): Use cbranch expander.
17054 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17055 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17056 (bfin_bimode_comparison_operator): ... this.
17057 (bfin_direct_comparison_operator): New.
17059 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17060 inside (compare FOO (const_int 0)).
17061 (cris_rtx_costs): Handle ZERO_EXTRACT.
17062 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17063 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17064 (*tstdi_v32): Delete.
17065 (*cmpdi_non_v32): Add M alternative for operand 1.
17066 (cmpsi, cmp<mode>): Make private.
17067 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17069 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17071 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17072 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17073 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17074 (cc_reg_operand): New.
17075 (any_cond): Delete.
17076 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17077 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17078 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17079 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17080 crx_expand_scond): Delete.
17082 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17084 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17085 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17087 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17088 cstoresi4, cstoresf4, cstoredf4): New.
17089 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17090 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17091 Receive the entire operands array.
17092 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17093 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17094 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17095 Get test/op0/op1 from the operands array.
17096 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17098 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17099 (h8300_expand_store): New.
17100 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17102 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17103 (h8300_expand_store): New.
17104 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17105 or do not try to produce (set (cc0) REG).
17106 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17107 change a compare into a move to a scratch register. Disable some
17108 peepholes when comparing with zero.
17109 (tstsi, tsthi, tstsi, cmpqi): Make private.
17111 (bCC, sCC): Delete.
17112 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17115 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17116 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17117 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17118 (ix86_emit_i387_log1p): Use cbranchxf2.
17119 (ix86_expand_setcc): Return void.
17120 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17121 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17122 cmp<MODEF>, cmpcc): Remove.
17123 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17124 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17125 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17126 (sCC and bCC expanders): Remove.
17127 (stack_protect_test): Use cbranchcc4.
17129 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17131 (ia64_expand_compare): Accept three rtx by reference and return void.
17132 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17133 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17134 from *expr. Update *expr with the BImode comparison to do.
17135 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17136 cmptf, bCC, sCC, conditional_trap): Delete.
17137 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17138 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17139 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17140 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17141 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17143 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17144 type of last argument.
17145 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17146 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17147 use machine mode argument instead of branch_type. Remove dead
17148 code for floating-point comparisons.
17149 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17150 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17152 (cbranchsi4, cstoresi4): New.
17153 * config/iq2000/predicates.md (reg_or_const_operand): New.
17155 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17156 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17157 (b<code>_op): Rewrite to...
17158 (bcc_op): ... this, using match_operator.
17159 (s<code>_op): Rewrite to...
17160 (scc_op): ... this, using match_operator.
17161 (s<code>_24_op): Rewrite to...
17162 (scc_op_24): ... this, using match_operator.
17163 (s<code>_<mode>): Rewrite to...
17164 (cstore<mode>4): ... this, using match_operator.
17165 (s<code>_<mode>_24): Rewrite to...
17166 (cstore<mode>4_24): ... this, using match_operator.
17167 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17168 m32c_unpend_compare, m32c_expand_scc): Delete.
17169 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17170 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17171 (m32c_expand_movcc): Change NE to EQ if necessary.
17172 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17174 * config/m32r/m32r-protos.h (gen_cond_store): New.
17175 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17176 (gen_cond_store): New, from sCC patterns.
17177 (m32r_expand_block_move): Use cbranchsi4.
17178 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17179 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17180 (cbranchsi4, cstoresi4): New.
17182 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17184 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17185 (m68hc11_notice_update_cc): Look into a compare with 0.
17186 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17188 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17189 cmphi, cmpqi, bCC): Delete.
17190 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17191 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17192 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17195 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17196 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17197 * config/m68k/constraints.md (H): New.
17198 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17199 the define_insn below.
17200 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17201 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17202 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17203 patterns): Wrap RHS with COMPARE.
17204 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17205 (*cmpdi_internal): Name this pattern.
17206 (cmpdi): Change to define_insn.
17207 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17208 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17209 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17211 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17212 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17213 (conditional_trap): Change to...
17214 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17215 (*conditional_trap): Use the ordered_comparison_operator and
17216 const1_operand predicates.
17217 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17218 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17219 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17220 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17222 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17223 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17224 (mcore_gen_compare): New.
17225 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17226 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17227 (mcore_gen_compare): ... this.
17228 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17229 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17230 (stack probe pattern): Use cbranchsi4.
17232 * config/mips/predicates.md (mips_cstore_operator): New.
17233 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17234 * config/mips/mips.md (any_cond): Delete.
17235 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17237 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17238 fixuns_truncsfdi2): Use cbranch patterns.
17239 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17240 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17241 Adjust call to mips_expand_conditional_branch.
17242 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17244 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17245 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17246 * config/mips/mips.c (cmp_operands): Delete.
17247 (mips_emit_compare): Get comparison operands from *op0/*op1.
17248 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17249 that it succeeds. Use op0/op1 instead of cmp_operands.
17250 (mips_expand_conditional_branch, mips_expand_conditional_move,
17251 mips_expand_conditional_trap): Likewise.
17252 (mips_block_move_loop): Use cbranch patterns.
17253 * config/mips/mips.h (cmp_operands): Delete.
17255 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17256 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17257 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17258 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17259 (*cmpcc_folded): Rename to...
17260 (*cmpdi_folded): this.
17261 (*cmpcc): Rename to...
17263 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17266 (cbranchdf4): New. Handle invalid comparisons here.
17267 * config/mmix/predicates.md (float_comparison_operator): New.
17269 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17270 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17271 * config/mn10300/mn10300.md (tst): Delete.
17272 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17273 Name these patterns and wrap RHS in a compare.
17274 (*cmpsi): Make this pattern private. Include tst.
17275 (*cmpsf): Make this pattern private.
17276 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17277 (compare with zero peepholes): Likewise.
17279 (cbranchsi4, cbranchsf4): New.
17280 (casesi): Use cbranchsi4.
17282 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17283 hppa_branch_type): Delete.
17284 (return_addr_rtx): Use cbranchsi4.
17285 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17286 Emit CCFPmode comparison here.
17287 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17288 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17289 hppa_branch_type): Delete.
17290 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17291 (movsicc, movdicc): Remove references to hppa_compare_op0,
17292 hppa_compare_op1 and compare_from_rtx.
17293 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17294 (casesi): Use cbranchsi4.
17296 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17297 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17298 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17299 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17300 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17302 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17303 (*branch, *branch_inverted): New.
17305 * config/picochip/picochip.md (cbranchhi4): Use
17306 ordered_comparison_operator.
17307 (cmphi, bCC): Remove.
17309 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17310 (trap_comparison_operator): Delete.
17311 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17312 rs6000_emit_cbranch): Accept mode and operands.
17313 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17314 rs6000_compare_fp_p): Delete.
17315 (rs6000_generate_compare): Accept mode and comparison. Extract code
17316 and op0/op1 from there. Replace references to rs6000_compare_op0
17317 and rs6000_compare_op1.
17318 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17319 extract result from passed operands.
17320 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17321 extract loc from passed operands.
17322 (rs6000_emit_cmove): Likewise.
17323 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17324 rs6000_compare_fp_p): Delete.
17325 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17326 (cbranch<GPR>4, cbranch<FP>4): New.
17327 (cstore<mode>4): New. Consolidate here all choices about when to use
17328 portable or specialized sCC sequences.
17329 (stack_protect_test): Use cbranchsi4.
17330 (conditional_trap): Replace with ctrap<GPR>4.
17331 (conditional trap insn): Replace trap_comparison_operator with
17332 ordered_comparison_operator.
17334 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17335 (s390_emit_prologue): Use ctrap.
17336 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17337 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17338 New predicates replacing...
17339 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17340 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17341 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17342 (add<mode>cc): Do not use s390_compare_op0/op1.
17343 (s<code>): Change to...
17344 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17345 (seq): Change to...
17346 (cstorecc4): ... this. Handle EQ or NE equally.
17347 (*sne): Un-privatize for use in cstorecc4.
17348 (b<code>): Change to...
17349 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17350 (conditional_trap): Replace with...
17351 (ctrap<GPR>4, ctrap<FP>4): ... these.
17352 (stack_protect): Use cbranchcc4.
17354 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17355 * config/score/score-protos.h (score_gen_cmp): Delete.
17356 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17357 (score_block_move-loop): Use cbranchsi4.
17358 * config/score/score.md (cbranchsi4): New.
17359 (cmpsi, bCC): Delete.
17360 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17361 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17362 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17363 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17364 * config/score/score3.h (score3_gen_cmp): Delete.
17365 * config/score/score7.h (score7_gen_cmp): Delete.
17367 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17368 (sh_emit_scc_to_t): ... this. Return void.
17369 (from_compare): Rename to...
17370 (sh_emit_compare_and_branch): ... this.
17371 (sh_emit_compare_and_set): New.
17372 (sh_expand_t_scc): Accept operands.
17373 * config/sh/predicates.md (sh_float_comparison_operator): New.
17374 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17375 (prepare_scc_operands): Rename to...
17376 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17378 (sh_emit_cheap_store_flag): New.
17379 (sh_emit_set_t_insn): New.
17380 (from_compare): Rename to...
17381 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17382 handling of TARGET_SH2E floating point to avoid recursive call.
17383 Generate branch here.
17384 (sh_emit_compare_and_set): New.
17385 (sh_expand_t_scc): Get op0/op1 from arguments.
17386 (sh_emit_cheap_store_flag): New.
17387 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17389 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17390 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17391 (movsicc, movdicc): Do nothing when it recreated operands from
17392 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17393 prepare_scc_operands (now sh_emit_scc_to_t).
17394 (udivdi3): Use cstoresi4.
17395 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17396 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17397 (cbranchint4_media, cbranchfp4_media): New.
17398 (casesi): Use cbranchdi4.
17399 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17401 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17402 (movnegt): Remove second operand.
17403 (cbranchsf4, cbranchdf4): New.
17404 (stack_protect): Use cbranchdi4/cbranchsi4.
17406 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17407 (gen_compare_reg): Accept comparison, extract part of it to...
17408 (gen_compare_reg_1): ... this.
17409 (gen_compare_operator): Delete.
17410 (gen_v9_scc): Accept separate destination, comparison code and arms.
17411 Do not use sparc_compare_op0/sparc_compare_op1.
17412 (emit_scc_insn, emit_conditional_branch_insn): New.
17413 (emit_v9_brxx): Make static. Remove useless assertion.
17414 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17416 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17417 * config/sparc/sparc-protos.h (gen_compare_reg,
17418 sparc_emit_float_lib_cmp): Adjust prototype.
17419 (emit_scc_insn, emit_conditional_branch_insn): New.
17420 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17421 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17422 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17423 iterators to the top.
17424 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17425 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17426 snedi_special_trunc): Delete.
17427 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17428 and snedi_special_trunc.
17429 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17430 cbranchdi4, cbranch<F:mode>4): New.
17431 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17432 here. Use gen_compare_reg instead of gen_compare_operator.
17433 (conditional_trap): Replace with...
17434 (ctrapsi4, ctrapdi4): ... this.
17435 (stack_protect_test): Use cbranchcc4.
17437 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17439 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17440 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17441 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17442 from operands[0] or operands[3] depending on is_set.
17443 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17444 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17445 cmpdf, bCC), sCC: Remove.
17446 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17447 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17449 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17450 spu_emit_branch_or_set.
17452 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17454 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17455 xstormy16_compare_op1): Delete.
17456 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17457 xstormy16_compare_op1): Delete.
17458 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17460 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17461 (cmphi, cmpsi, bCC): Remove.
17463 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17464 (*cmpsi): ... this one.
17465 (cbranchsi4, cstoresi4): New.
17466 (bCC expanders): Delete.
17467 (sCC insns): Fold into...
17468 (*setcc): ... this one.
17469 (casesi): Do not use gen_cmpsi and gen_bgtu.
17470 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17471 (movsicc): Simplify.
17472 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17474 * config/vax/vax-protos.h (cond_name): New.
17475 (vax_output_conditional_branch): Remove.
17476 * config/vax/vax.c (cond_name): New.
17477 (vax_output_conditional_branch): Remove.
17478 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17479 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17480 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17481 (bit<VAXint>): Wrap source with (compare).
17482 (b<code> and following unnamed pattern): Rename to *branch and
17483 *branch_reversed. Change macroization to match_operator.
17484 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17486 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17487 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17488 Change last argument to machine_mode.
17489 (xtensa_expand_scc): Add machine_mode argument.
17490 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17491 (gen_conditional_move, xtensa_expand_conditional_branch,
17492 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17493 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17494 Adjust operand numbers.
17495 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17497 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17498 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17499 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17501 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17503 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17504 causes spurious differences between trunk and cond-optab branch.
17506 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17509 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17511 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17513 * tree.c (iterative_hash_pointer): Delete.
17514 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17515 Hash UIDs and versions of SSA names. Don't special-case built-in
17516 function declarations.
17518 2009-05-11 Ian Lance Taylor <iant@google.com>
17521 * graphite.c: Force -Wc++-compat to only be a warning before
17522 #including "cloog/cloog.h".
17524 2009-05-11 Martin Jambor <mjambor@suse.cz>
17526 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17528 2009-05-11 Jan Hubicka <jh@suse.cz>
17530 * tree-ssa-loop-ivcanon.c: Include target.h
17531 (struct loop_size): new structure.
17532 (constant_after_peeling): New predicate.
17533 (tree_estimate_loop_size): New function.
17534 (estimated_unrolled_size): Rewrite for new estimates.
17535 (try_unroll_loop_completely): Use new estimates.
17536 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17538 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17540 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17541 libcpp interface change.
17542 (spu_macro_to_expand): Likewise.
17544 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17546 PR tree-optimization/40026
17547 * gimplify.c (gimplify_init_constructor): Change initial conditional
17548 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17549 optimize_compound_literals_in_ctor.
17551 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17553 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17555 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17557 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17559 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17560 HOST_WIDE_INT for gap.
17562 2009-05-11 Ira Rosen <irar@il.ibm.com>
17564 PR tree-optimization/40074
17565 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17566 account in group size and step comparison.
17568 2009-05-11 Richard Guenther <rguenther@suse.de>
17570 * passes.c (init_optimization_passes): Strip now incorrect comment.
17571 (execute_function_todo): Do not set PROP_alias.
17572 * tree-pass.h (PROP_alias): Remove.
17573 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17574 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17575 * tree-nrv.c (pass_return_slot): Likewise.
17576 * tree-object-size.c (pass_object_sizes): Likewise.
17577 * tree-ssa-dom.c (pass_dominator): Likewise.
17578 (pass_phi_only_cprop): Likewise.
17579 * tree-ssa-dse.c (pass_dse): Likewise.
17580 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17581 (pass_cselim): Likewise.
17582 * tree-ssa-pre.c (pass_pre): Likewise.
17583 (pass_fre): Likewise.
17584 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17585 * tree-ssa-sink.c (pass_sink_code): Likewise.
17586 * tree-stdarg.c (pass_stdarg): Likewise.
17587 * tree-tailcall.c (pass_tail_calls): Likewise.
17588 * tree-vrp.c (pass_vrp): Likewise.
17590 2009-05-10 Ian Lance Taylor <iant@google.com>
17592 * basic-block.h (enum profile_status): Break out of struct
17593 control_flow_graph.
17594 * cgraph.h (struct inline_summary): Break out of struct
17596 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17597 of struct cgraph_order_sort.
17598 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17599 * cse.c (struct branch_path): Break out of struct
17600 cse_basic_block_data.
17601 * except.h (enum eh_region_type): Break out of struct eh_region.
17602 * gcc.c (enum add_del): Break out of struct modify_target.
17603 * genrecog.c (enum decision_type): Break out of struct decision_test.
17604 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17606 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17607 * regmove.c (enum match_use): New enum, broken out of struct match.
17608 * sched-int.h (enum post_call_group): New enum, broken out of
17610 (struct deps_reg): Break out of struct deps.
17611 * target.h (struct asm_int_op): Break out of struct gcc_target.
17612 * tree-eh.c (struct goto_queue_node): Break out of struct
17614 * tree-inline.h (enum copy_body_cge_which): Break out of
17616 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17618 * c-decl.c (in_struct, struct_types): New static variables.
17619 (pushtag): Add loc parameter. Change all callers.
17620 (lookup_tag): Add ploc parameter. Change all callers.
17621 (check_compound_literal_type): New function.
17622 (parser_xref_tag): Add loc parameter. Change all callers. If
17623 -Wc++-compat, warn about struct/union/enum types defined within a
17625 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17626 and loc parameters. Change all callers. Change error calls to
17627 error_at, using loc. For a redefinition, if the location of the
17628 original definition is known, report it. Set in_struct and
17629 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17630 (finish_struct): Add new parameters enclosing_in_struct and
17631 enclosing_struct_types. Change all callers. Set
17632 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17633 in the struct. If in a struct, add this struct to struct_types.
17634 (start_enum): Add loc parameter. Change all callers. Use
17635 error_at for errors, using loc. For a redefinition, if the
17636 location of the original definition is known, report it. If in a
17637 struct, add this enum type to struct_types. If -Wc++-compat warn
17638 if in sizeof, typeof, or alignof.
17639 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17640 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17641 (c_parser_enum_specifier): Get enum location for start_enum.
17642 (c_parser_struct_or_union_specifier): Get struct location for
17643 start_struct. Save in_struct and struct_types status between
17644 start_struct and finish_struct.
17645 (c_parser_cast_expression): Get location of cast.
17646 (c_parser_alignof_expression): Get location of type.
17647 (c_parser_postfix_expression): Likewise.
17648 (c_parser_postfix_expression_after_paren_type): Add type_loc
17649 parameter. Change all callers. Call check_compound_literal_type.
17650 Use type_loc for error about variable size type.
17651 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17652 of an enum constant from an enum type defined in a struct or union.
17653 (c_cast_expr): Add loc parameter. Change all callers. If
17654 -Wc++-compat, warn about defining a type in a cast.
17655 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17656 (start_enum, start_struct, finish_struct): Update declarations.
17657 (parser_xref_tag, c_cast_expr): Update declarations.
17658 (check_compound_literal_type): Declare.
17660 2009-05-11 Ben Elliston <bje@au.ibm.com>
17662 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17663 for recent libcpp interface change.
17664 (rs6000_macro_to_expand): Likewise.
17666 2009-05-10 Michael Matz <matz@suse.de>
17669 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17670 not at entry of function.
17672 2009-05-10 Richard Guenther <rguenther@suse.de>
17674 PR tree-optimization/40081
17676 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17677 using the main variant of the element type. Do not fiddle with
17678 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17680 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17681 structs with volatile fields.
17683 2009-05-10 Jan Hubicka <jh@suse.cz>
17685 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17686 (estimate_move_cost): Assert that it does not get called for
17688 (estimate_num_insns): Skip VOID types in argument handling.
17689 (optimize_inline_calls): Delete unreachable blocks and verify that
17690 callgraph is valid.
17692 2009-05-10 Jan Hubicka <jh@suse.cz>
17694 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17695 * cgraph.c (cgraph_mark_address_taken_node): New function.
17696 (dump_cgraph_node): Dump new flag.
17697 * cgraph.h (struct cgraph_node): Add address_taken.
17698 (cgraph_mark_address_taken_node): New function.
17699 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17700 since new direct calls can be born.
17702 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17704 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17705 tok->val.node.node.
17707 2009-05-10 Jan Hubicka <jh@suse.cz>
17709 PR middle-end/40084
17710 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17712 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17713 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17714 * tree-inline.c (copy_bb): Set frequency correctly.
17715 (fold_marked_statements): Update call to
17716 cgraph_update_edges_for_call_stmt.
17718 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17720 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17721 identifiers in diagnostics.
17722 * config/arm/arm.c (arm_handle_fndecl_attribute,
17723 arm_handle_isr_attribute): Likewise.
17724 * config/avr/avr.c (avr_handle_progmem_attribute,
17725 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17726 * config/bfin/bfin.c (handle_int_attribute,
17727 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17728 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17729 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17731 * config/darwin.c (darwin_handle_kext_attribute,
17732 darwin_handle_weak_import_attribute): Likewise.
17733 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17734 h8300_handle_eightbit_data_attribute,
17735 h8300_handle_tiny_data_attribute): Likewise.
17736 * config/i386/i386.c (ix86_handle_cconv_attribute,
17737 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17738 * config/i386/winnt.c (ix86_handle_shared_attribute,
17739 ix86_handle_selectany_attribute): Likewise.
17740 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17741 * config/m32c/m32c.c (function_vector_handler): Likewise.
17742 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17743 m68hc11_handle_fntype_attribute): Likewise.
17744 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17745 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17746 * config/mips/mips.c (mips_insert_attributes,
17747 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17748 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17749 rs6000_handle_struct_attribute): Likewise.
17750 * config/sh/sh.c (sh_insert_attributes,
17751 sh_handle_resbank_handler_attribute,
17752 sh_handle_interrupt_handler_attribute,
17753 sh2a_handle_function_vector_handler_attribute,
17754 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17756 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17757 * config/spu/spu.c (spu_handle_fndecl_attribute,
17758 spu_handle_vector_attribute): Likewise.
17759 * config/stormy16/stormy16.c
17760 (xstormy16_handle_interrupt_attribute): Likewise.
17761 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17762 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17764 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17766 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17767 (pp_translate_identifiers): New.
17768 (pp_identifier): Only conditionally translate identifier to locale
17770 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17771 (pp_base_tree_identifier): Only conditionally translate identifier
17772 to locale character set.
17773 * c-pretty-print.c (M_): Define.
17774 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17775 fragments for conditional translation with M_.
17776 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17777 identifier translation.
17779 2009-05-10 Richard Guenther <rguenther@suse.de>
17781 PR tree-optimization/40081
17782 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17783 using the main variant of the element type. Do not fiddle with
17784 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17786 2009-05-09 Jan Hubicka <jh@suse.cz>
17788 PR middle-end/40080
17789 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17790 indirect calls; verify cgraph afterwards.
17792 2009-05-09 Jan Hubicka <jh@suse.cz>
17795 * ipa.c (update_inlined_to_pointer): New function.
17796 (cgraph_remove_unreachable_nodes): Use it.
17798 2009-05-09 Jan Hubicka <jh@suse.cz>
17800 * tree-eh.c (struct leh_state): Remove prev_try.
17801 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17802 not track prev_try.
17803 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17804 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17805 remove_eh_handler_and_replace, foreach_reachable_handler,
17806 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17807 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17808 (gen_eh_region_cleanup): Update prototype.
17810 2009-05-09 Jan Hubicka <jh@suse.cz>
17812 PR middle-end/40043
17813 * except.c (copy_eh_region): Always set prev_try.
17814 (redirect_eh_edge_to_label): Find outer try.
17815 (foreach_reachable_handler): When looking for prev try
17816 handle case where previous try is not going to be taken.
17818 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17820 PR tree-optimization/40049
17821 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17822 only vector/vector shifts, convert the type of the constant to the
17823 appropriate type to avoid building incorrect trees, which
17824 eventually have problems with garbage collection.
17826 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17828 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17829 -1 for complex floating-point types if honoring signed zeros.
17831 2009-05-08 Jan Hubicka <jh@suse.cz>
17833 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17834 argument; handle correctly when profile is absent.
17835 (build_cgraph_edges): Update.
17836 (rebuild_cgraph_edges): Update.
17837 * cgraph.c: Do not include varray.h.
17838 (cgraph_set_call_stmt_including_clones): New function.
17839 (cgraph_create_edge_including_clones): Likewise
17840 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17841 (cgraph_update_edges_for_call_stmt): Handle clones.
17842 (cgraph_remove_node): Handle clone tree.
17843 (cgraph_remove_node_and_inline_clones): New function.
17844 (dump_cgraph_node): Dump clone tree.
17845 (cgraph_clone_node): Handle clone tree.
17846 (clone_function_name): Bring here from tree-inline.c.
17847 (cgraph_create_virtual_clone): New function.
17848 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17849 (cgraph_clone_info): New function.
17850 (strut cgraph_node): Add clone_info and new clone tree pointers.
17851 (cgraph_remove_node_and_inline_clones,
17852 cgraph_set_call_stmt_including_clones,
17853 cgraph_create_edge_including_clones,
17854 cgraph_create_virtual_clone): Declare.
17855 (cgraph_function_versioning): Use VEC argument.
17856 (compute_call_stmt_bb_frequency): Update prototype.
17857 (cgraph_materialize_all_clones): New function.
17858 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17859 (ipcp_create_replace_map): Update to VECtors.
17860 (ipcp_update_callgraph): Use virtual clones.
17861 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17862 (ipcp_update_profiling): Do not update local profiling.
17863 (ipcp_insert_stage): Use VECtors and virtual clones.
17864 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17865 (clone_of_p): New function.
17866 (cgraph_preserve_function_body_p): Use clone tree.
17867 (cgraph_optimize): Materialize clones.
17868 (cgraph_function_versioning): Update for VECtors.
17869 (save_inline_function_body): Use clone tree.
17870 (cgraph_materialize_clone): New function.
17871 (cgraph_materialize_all_clones): Likewise.
17872 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17873 * ipa.c: Include gimple.h.
17874 (cgraph_remove_unreachable_nodes): Use clone tree.
17875 * ipa-prop.c (ipa_note_param_call): Update call to
17876 compute_call_stmt_bb_frequencycall.
17877 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17878 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17879 (copy_bb): Handle updating of clone tree; add new edge when new call
17881 (expand_call_inline): Be strict about every call having edge.
17882 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17883 (delete_unreachable_blocks_update_callgraph): New function.
17884 (tree_function_versioning): Use VECtors; always remove unreachable
17885 blocks and fold conditionals.
17886 * tree-inline.h: Do not include varray.h.
17887 (tree_function_versioning): Remove.
17888 * Makefile.in (GTFILES): Remove tree-inline.c
17889 * passes.c (do_per_function): Do only functions having body.
17890 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17893 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17894 Andrew Morrow <acm@google.com>
17897 * c-common.c (c_common_attribute_table): Permit deprecated
17898 attribute to take an optional argument.
17899 (handle_deprecated_attribute): If the optional argument to
17900 __attribute__((deprecated)) is not a string ignore the attribute
17901 and emit a warning.
17903 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17904 * c-typeck.c (build_component_ref): Likewise.
17905 (build_external_ref): Likewise.
17907 * toplev.c (warn_deprecated_use): Add an attribute argument.
17908 Emit the message associated with __attribute__((deprecated)).
17910 * toplev.h (warn_deprecated_use): Updated.
17912 * doc/extend.texi: Document new optional parameter to
17913 __attribute__((deprecated))
17915 2009-05-08 Michael Eager <eager@eagercon.com>
17917 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17918 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17920 2009-05-08 Richard Guenther <rguenther@suse.de>
17922 PR tree-optimization/40062
17923 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17924 Avoid exponential behavior.
17926 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17928 PR rtl-optimization/33928
17930 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17931 process_uses, build_single_def_use_links): New.
17932 (update_df): Update use_def_ref.
17933 (forward_propagate_into): Use get_def_for_use instead of use-def
17935 (fwprop_init): Call build_single_def_use_links and let it initialize
17937 (fwprop_done): Free use_def_ref.
17938 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17939 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17940 df_rd_simulate_one_insn): New.
17941 (df_rd_bb_local_compute_process_def): Update head comment.
17942 (df_chain_create_bb): Use the new RD simulation functions.
17943 * df.h (df_rd_simulate_artificial_defs_at_top,
17944 df_rd_simulate_one_insn): New.
17945 * opts.c (decode_options): Enable fwprop at -O1.
17946 * doc/invoke.texi (-fforward-propagate): Document this.
17948 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17951 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17952 and one complex operand specially.
17953 * tree-complex.c (some_nonzerop): Do not identify a real value as
17954 zero if flag_signed_zeros.
17956 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17958 PR rtl-optimization/33928
17959 * loop-invariant.c (record_use): Fix && vs. || mishap.
17961 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17963 PR rtl-optimization/33928
17964 * loop-invariant.c (struct use): Add addr_use_p.
17965 (struct def): Add n_addr_uses.
17966 (struct invariant): Add cheap_address.
17967 (create_new_invariant): Set cheap_address.
17968 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17969 (record_uses): Pass df_ref to record_use.
17970 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17973 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17975 * config/sh/sh.c: Do not include c-pragma.h.
17977 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17979 * config/spu/spu.c: Remove include of c-common.h.
17981 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17984 * c-common.h (mark_valid_location_for_stdc_pragma,
17985 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17986 clear_float_const_decimal64, float_const_decimal64_p): New.
17987 * c.opt (Wunsuffixed-float-constants): New.
17988 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17989 unsuffixed float constant, handle new warning.
17990 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17991 * c-decl.c (c_scope): New flag float_const_decimal64.
17992 (set_float_const_decimal64, clear_float_const_decimal64,
17993 float_const_decimal64_p): New.
17994 (push_scope): Set new flag.
17995 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17996 to use STDC pragmas.
17997 (c_parser_external_declaration): Ditto.
17998 (c_parser_compound_statement_nostart): Ditto.
17999 * c-pragma.c (valid_location_for_stdc_pragma,
18000 mark_valid_location_for_stdc_pragma,
18001 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18002 handle_pragma_float_const_decimal64): New.
18003 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18004 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18005 set_float_const_decimal64, clear_float_const_decimal64,
18006 float_const_decimal64_p): New dummy functions.
18007 * doc/extend.texi (Decimal Float): Remove statement that the
18008 pragma, and suffix for double constants, are not supported.
18009 * doc/invoke.texi (Warning Options): List new option.
18010 (-Wunsuffixed-float-constants): New.
18012 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18014 * config/i386/i386.c: Do not include c-common.h.
18016 2009-05-07 Mark Heffernan <meheff@google.com>
18018 * doc/invoke.texi (Debugging Options): Document change of debugging
18020 * opts.c (decode_options): Make dump_base_name relative to
18021 aux_base_name directory.
18023 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18025 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18026 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18028 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18030 * Makefile.in (install-plugin): Simplify a bit.
18032 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18034 * Makefile.in (OBJS-common): Add regcprop.o.
18036 * timevar.def (TV_CPROP_REGISTERS): New.
18037 * regrename.c (regrename_optimize): Return 0.
18038 (rest_of_handle_regrename): Delete.
18039 (pass_rename_registers): Point to regrename_optimize.
18040 (struct value_data_entry, struct value_data,
18041 kill_value_one_regno, kill_value_regno, kill_value,
18042 set_value_regno, init_value_data, kill_clobbered_value,
18043 kill_set_value, kill_autoinc_value, copy_value,
18044 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18045 replace_oldest_value_reg, replace_oldest_value_addr,
18046 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18047 debug_value_data, validate_value_data): Move...
18048 * regcprop.c: ... here.
18049 (rest_of_handle_cprop): Delete.
18050 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18052 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18054 PR middle-end/40057
18055 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18056 GEN_INT for 1 << bitnum.
18057 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18058 build_int_cst_type.
18060 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18062 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18063 Remove wrong description of "nand" operation.
18065 2009-05-06 Richard Guenther <rguenther@suse.de>
18066 Adam Nemet <anemet@caviumnetworks.com>
18068 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18069 comment. Add that if LHS is not a gimple register, then RHS1 has
18070 to be a single object (GIMPLE_SINGLE_RHS).
18072 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18074 * expr.c (get_def_for_expr): Move it up in the file.
18075 (store_field): When expanding a bit-field store, look at the
18076 defining gimple stmt for the masking conversion.
18078 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18080 PR middle-end/39986
18081 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18082 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18083 32-bit memcpy into long.
18085 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18087 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18088 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18090 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18091 instead of appending DW_OP_deref*.
18093 2009-05-06 Michael Matz <matz@suse.de>
18095 PR middle-end/40021
18096 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18097 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18099 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18101 * Makefile.in (install-plugin): Fix srcdir handling.
18103 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18105 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18106 when processing for not_regs_needed bitmap.
18107 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18108 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18109 handling it for rhs.
18111 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18113 * config/i386/i386.md (unnamed inc/dec peephole): Use
18114 optimize_insn_for_size_p instead of optimize_size.
18115 * config/i386/predicates.md (incdec_operand): Likewise.
18116 (aligned_operand): Likewise.
18117 * config/i386/sse.md (divv8sf3): Likewise.
18118 (sqrtv8sf2): Likewise.
18120 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18122 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18124 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18126 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18128 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18129 ssemodesuffixf2c with avxmodesuffixf2c.
18131 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18134 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18136 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18138 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18139 (struct tree_base): Adjust spacing for 8 bit boundaries.
18140 (struct tree_decl_common): Add decl_by_reference_flag bit.
18141 (DECL_BY_REFERENCE): Adjust.
18142 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18143 print DECL_BY_REFERENCE bit.
18144 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18145 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18146 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18147 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18150 PR middle-end/39666
18151 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18152 range of the type, but default label is missing, add it with one
18153 of the existing labels instead of adding a new label for it.
18155 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18159 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18161 * Makefile.in (enable_plugin, plugin_includedir): New.
18162 (install): Depend on install-plugin.
18163 (PLUGIN_HEADERS): New.
18164 (install-plugin): New.
18165 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18167 2009-05-05 Richard Guenther <rguenther@suse.de>
18169 PR tree-optimization/40022
18170 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18172 (phivn_valid_p): Fix tuplification error, simplify.
18173 (phiprop_insert_phi): Add dumps.
18174 (propagate_with_phi): Simplify.
18176 2009-05-05 Richard Guenther <rguenther@suse.de>
18178 PR middle-end/40023
18179 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18181 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18183 * tree.h (strip_float_extensions): Remove duplicate declaration.
18184 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18185 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18186 block_ultimate_origin): Rearrange the declarations line to match the
18187 comment that indicates the .c file which the functions are defined.
18188 (dwarf2out_*, set_decl_rtl): Add comment.
18189 (get_base_address): Adjust comment.
18190 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18191 declarations line and add comment.
18192 (is_builtin_name): Add blank after function name, for clarity.
18194 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18196 * attribs.c (decl_attributes): Use %qE for identifiers in
18198 * cgraphunit.c (verify_cgraph_node): Translate function names to
18199 locale character set in diagnostics.
18200 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18202 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18203 Document that functions are named in UTF-8.
18204 * expr.c (expand_expr_real_1): Translate function names to locale
18205 character set in diagnostics.
18206 * gimplify.c (omp_notice_variable, omp_is_private,
18207 gimplify_scan_omp_clauses): Use %qE for identifiers in
18209 * langhooks.c (lhd_print_error_function): Translate function names
18210 to locale character set.
18211 * langhooks.h (decl_printable_name): Document that return value is
18212 in internal character set.
18213 * stmt.c: Include pretty-print.h
18214 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18216 (resolve_operand_name_1): Translate named operand name to locale
18218 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18220 * toplev.c (announce_function): Translate function names to locale
18222 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18223 (default_tree_printer): Use pp_identifier or translate identifiers
18224 to locale character set. Mark "<anonymous>" for translation.
18225 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18226 for identifiers in diagnostics.
18227 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18229 * varasm.c (output_constructor): Use %qE for identifiers in
18232 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18234 * configure.ac: use ` ` instead of $()
18235 * configure: Regenerate.
18237 2009-05-05 Ben Elliston <bje@au.ibm.com>
18239 * config/pa/linux-atomic.c: Eliminate conditional include of
18240 errno.h on non-LP64 systems to simplify build requirements.
18242 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18244 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18246 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18247 and pass value to identifier_to_locale.
18248 (warn_variable_length_array): Make name a tree.
18249 (grokdeclarator): Separate diagnostic texts for named and unnamed
18250 declarators. Use %qE for named declarators.
18251 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18253 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18254 identifiers in diagnostics.
18255 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18256 identifier_to_locale. Mark "anonymous" strings for translation.
18258 2009-05-04 Michael Eager <eager@eagercon.com>
18260 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18261 address for DImode/DFmode only if double-precision FP regs.
18263 2009-05-04 Michael Eager <eager@eagercon.com>
18265 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18266 TARGET_SINGLE_FLOAT check.
18268 2009-05-04 Michael Eager <eager@eagercon.com>
18270 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18272 2009-05-04 Michael Eager <eager@eagercon.com>
18274 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18275 * config/rs6000/t-xilinx: New
18277 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18279 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18280 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18281 * gcc/explow.c (memory_address): Use target hook.
18282 * gcc/targhooks.c (default_legitimize_address): New.
18283 * gcc/targhooks.h (default_legitimize_address): New.
18284 * gcc/target.h (legitimize_address): New.
18285 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18286 (TARGET_INITIALIZER): Include it.
18287 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18289 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18290 * config/bfin/bfin.c (legitimize_address): Remove.
18291 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18292 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18294 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18295 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18297 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18298 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18299 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18300 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18301 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18302 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18303 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18304 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18305 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18306 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18307 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18308 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18309 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18310 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18311 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18312 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18313 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18314 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18315 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18316 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18317 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18318 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18319 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18321 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18322 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18323 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18324 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18325 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18326 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18327 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18328 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18329 (thumb_legitimize_address): Delete.
18330 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18331 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18332 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18333 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18334 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18335 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18337 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18340 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18341 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18342 * config/m32r/m32r.c (m32r_legitimize_address): New.
18343 * config/m68k/m68k.c (m68k_legitimize_address): New.
18344 * config/score/score.c (score_legitimize_address): Standardize.
18345 * config/score/score3.c (score3_legitimize_address): Standardize.
18346 * config/score/score3.h (score3_legitimize_address): Adjust.
18347 * config/score/score7.c (score7_legitimize_address): Standardize.
18348 * config/score/score7.h (score7_legitimize_address): Adjust.
18349 * config/sh/sh.c (sh_legitimize_address): New.
18350 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18352 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18353 (s390_legitimize_address): ... this.
18354 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18355 (sparc_legitimize_address): ... this.
18356 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18357 (ix86_legitimize_address): ... this.
18358 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18359 (avr_legitimize_address): ... this.
18360 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18361 (mn10300_legitimize_address): ... this.
18362 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18363 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18364 (alpha_expand_mov): Adjust call.
18366 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18367 * config/spu/spu.c (spu_legitimize_address): Likewise.
18368 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18369 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18371 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18373 * intl.c (locale_encoding, locale_utf8): New.
18374 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18375 * intl.h (locale_encoding, locale_utf8): Declare.
18376 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18377 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18379 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18381 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18382 (pp_base_tree_identifier): Declare as function.
18383 (identifier_to_locale): Declare.
18384 * Makefile.in (pretty-print.o): Update dependencies.
18385 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18387 2009-05-04 Richard Guenther <rguenther@suse.de>
18389 PR middle-end/40015
18390 * builtins.c (fold_builtin_memory_op): Do not decay to element
18391 type if the size matches the whole array.
18393 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18395 * expmed.c (synth_mult): When trying out a shift, pass the result
18398 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18400 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18401 (shiftsub1_cost): New.
18402 (init_expmed): Compute shiftsub1_cost.
18403 (synth_mult): Optimize multiplications by constants of the form
18404 -(2^^m-1) for some constant positive integer m.
18406 2009-05-03 Richard Guenther <rguenther@suse.de>
18409 * c-typeck.c (array_to_pointer_conversion): Do not built
18410 ADDR_EXPRs of arrays of pointer-to-element type.
18411 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18412 up wrong ADDR_EXPRs after-the-fact.
18413 * c-common.c (strict_aliasing_warning): Strip pointer
18414 conversions for obtaining the original type.
18415 * builtins.c (fold_builtin_memset): Handle array types.
18416 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18419 2009-05-03 Richard Guenther <rguenther@suse.de>
18421 PR middle-end/23329
18422 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18423 Do not lose casts from array types with unknown extent to array
18424 types with known extent.
18425 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18426 alias set compatibility.
18428 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18430 * flags.h (extra_warnings): Delete.
18431 * toplev.c (process_options): Handle Wuninitialized here.
18432 * opts.c (extra_warnings): Delete.
18433 (set_Wextra): Delete.
18434 (common_handle_option): -Wextra can be handled automatically.
18435 * c-opts.c (c_common_handle_option): Delete obsolete code.
18436 (c_common_post_options): Simplify comment.
18437 * common.opt (W): Add Var.
18439 (Wuninitialized): Initialize to -1.
18441 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18442 Richard Guenther <rguenther@suse.de>
18444 * expr.c (get_def_for_expr): New function.
18445 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18446 SSA rather than trees.
18447 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18448 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18450 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18452 * c-common.c (reswords): Add _Imaginary.
18453 * c-common.c (enum rid): Add RID_IMAGINARY.
18455 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18457 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18458 Patch by Richard Guenther.
18460 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18462 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18463 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18464 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18465 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18466 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18467 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18468 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18469 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18470 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18471 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18472 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18473 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18474 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18475 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18476 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18477 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18478 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18479 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18481 2009-05-02 Richard Guenther <rguenther@suse.de>
18483 PR tree-optimization/39940
18484 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18487 2009-05-02 Richard Guenther <rguenther@suse.de>
18489 PR middle-end/40001
18490 * tree-ssa.c (execute_update_addresses_taken): Properly check
18491 if we can mark a variable DECL_GIMPLE_REG_P.
18492 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18493 back to the end of the function.
18494 (is_gimple_reg_type): Remove complex type special casing.
18495 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18498 2009-05-02 Ben Elliston <bje@au.ibm.com>
18500 * doc/collect2.texi (Collect2): Document search path behaviour
18501 when configured with --with-ld.
18503 2009-05-02 Jan Hubicka <jh@suse.cz>
18505 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18506 parameter; update callers.
18507 (coalesce_cost_edge): EH edges are costier because they needs
18508 splitting even if not critical and even more costier when there are
18509 multiple EH predecestors.
18511 2009-05-02 Jan Hubicka <jh@suse.cz>
18513 * except.c (remove_eh_handler_and_replace): Handle updating after
18514 removing TRY blocks.
18516 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18518 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18520 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18522 * varasm.c: Do not include c-pragma.h.
18523 * attribs.c: Do not incude c-common.h.
18525 2009-05-01 Michael Matz <matz@suse.de>
18527 * calls.c (initialize_argument_information): Handle SSA names like
18528 decls with a non MEM_P DECL_RTL.
18530 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18532 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18533 * ipa-utils.c: Likewise.
18534 * ipa-type-escape.c: Likewise.
18535 * cgraphunit.c Do not include c-common.h.
18536 * ipa-pure-const.c: Likewise.
18537 * tree-if-conv.c: Likewise.
18538 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18539 * ipa-struct-reorg.c: Likewise.
18540 * tree-nomudflap.c: Likewise.
18541 * tree-ssa-structalias.c: Likewise.
18543 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18545 * store-motion.c: Many cleanups to make this pass a first-class
18546 citizen instead of an appendix to gcse load motion. Add TODO list
18547 to make this pass faster/cleaner/better.
18549 (struct ls_expr): Post gcse.c-split cleanups.
18550 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18551 "stores" field to "avail_stores".
18552 (pre_ldst_mems): Rename to store_motion_mems.
18553 (pre_ldst_table): Rename to store_motion_mems_table.
18554 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18555 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18556 (ldst_entry): Rename to st_expr_entry, update users.
18557 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18558 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18559 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18561 (first_ls_expr): Rename to first_st_expr, update users.
18562 (next_ls_expr): Rename to next_st_expr, update users.
18563 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18564 fields properly for store motion instead of names inherited from load
18566 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18567 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18570 (ae_kill): Rename to st_kill, update users.
18571 (ae_gen): Rename to st_avloc, update users.
18572 (transp): Rename to st_transp, update users.
18573 (pre_insert_map): Rename to st_insert_map, update users.
18574 (pre_delete_map): Rename to st_delete_map, update users.
18575 (insert_store, build_store_vectors, free_store_memory,
18576 one_store_motion_pass): Update for abovementioned changes.
18578 (gcse_subst_count, gcse_create_count): Remove.
18579 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18580 and "n_stores_created", local variables.
18582 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18585 (regvec, compute_store_table_current_insn): Remove.
18586 (reg_set_info, reg_clear_last_set): Remove.
18587 (compute_store_table): Use DF caches instead of local dataflow
18590 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18592 * c-objc-common.c (c_tree_printer): Print identifiers with
18593 pp_identifier, not pp_string. Mark "({anonymous})" for
18595 * c-pretty-print.c (pp_c_ws_string): New.
18596 (pp_c_cv_qualifier, pp_c_type_specifier,
18597 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18598 pp_c_storage_class_specifier, pp_c_function_specifier,
18599 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18600 pp_c_primary_expression, pp_c_postfix_expression,
18601 pp_c_unary_expression, pp_c_shift_expression,
18602 pp_c_relational_expression, pp_c_equality_expression,
18603 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18604 use pp_string and pp_c_ws_string in place of pp_identifier and
18605 pp_c_identifier for non-identifiers. Mark English strings for
18607 * c-pretty-print.h (pp_c_ws_string): Declare.
18609 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18610 Roland McGrath <roland@redhat.com>
18612 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18613 (ENABLE_LD_BUILDID): New configuration option.
18614 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18615 (LINK_BUILDID_SPEC): New macro.
18616 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18618 * doc/install.texi: Document --enable-linker-build-id option.
18619 * configure: Rebuild.
18620 * config.in: Rebuild.
18622 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18624 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18625 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18626 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18627 MIPS_GP_SAVE_AREA_SIZE.
18628 * config/mips/mips.c (struct mips_frame_info): Update comment
18629 before arg_pointer_offset and hard_frame_pointer_offset.
18630 (mips_compute_frame_info): Update diagram before function: to
18631 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18632 indicate the position of frame_pointer_rtx with -fstack-protector and
18633 to show args_size. Don't allocate cprestore area for leaf functions
18634 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18636 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18638 2009-04-30 Michael Matz <matz@suse.de>
18640 PR tree-optimization/39955
18641 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18643 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18645 * ira.c (setup_cover_and_important_classes): Use safe macro
18646 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18648 * genpreds.c (write_tm_preds_h): Output suitable definition of
18649 REG_CLASS_FOR_CONSTRAINT.
18651 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18653 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18655 * bitmap.c (bitmap_descriptor): Likewise.
18656 * ggc-common.c (loc_descriptor): Likewise.
18657 * varray.c (varray_descriptor): Likewise.
18658 * vec.c (vec_descriptor): Likewise.
18660 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18662 * Makefile.in (dce.o): Add $(EXCEPT_H).
18663 * dce.c: Include except.h and delete redundant vector definitions.
18664 (deletable_insn_p): Return false for non-call insns that can throw
18667 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18669 * gcse.c (ae_gen): Remove.
18670 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18671 and make non-static function to make it available in store-motion.c.
18672 Update call sites with search-and-replace.
18673 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18674 extract_mentioned_regs, extract_mentioned_regs_helper,
18675 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18676 store_killed_in_insn, store_killed_after, store_killed_before,
18677 build_store_vectors, insert_insn_start_basic_block, insert-store,
18678 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18679 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18680 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18681 * store-motion.c: ...new file. Also copy data structures from gcse.c
18682 and clean up to remove parts not used by store motion.
18683 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18684 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18686 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18689 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18690 when optimizing for size.
18692 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18694 * gcse.c (gcse_constant_p): Fix typo in last change.
18696 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18698 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18700 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18702 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18704 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18706 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18707 CONST_HIGH_PART result.
18709 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18711 * config/avr/avr.c (initial_elimination_offset): Rename to
18712 avr_initial_elimination_offset.
18713 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18714 change return type to bool.
18715 (avr_can_eliminate): New function.
18716 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18717 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18718 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18719 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18720 avr_initial_elimination_offset.
18721 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18722 (avr_initial_elimination_offset): Define.
18724 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18725 Steven Bosscher <steven@gcc.gnu.org>
18727 PR rtl-optimization/39938
18728 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18729 * cfgrtl.c: Include insn-attr.h.
18730 (rest_of_pass_free_cfg): New function.
18731 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18732 * resource.c (init_resource_info): Remove call to df_analyze.
18734 2009-04-29 Richard Guenther <rguenther@suse.de>
18737 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18738 allow conversion to signed integers.
18740 2009-04-29 Richard Guenther <rguenther@suse.de>
18742 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18743 shifts of floating point vectors if the shift amount is
18744 a constant multiple of the element size.
18746 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18747 Michael Matz <matz@suse.de>
18749 PR middle-end/39927
18751 * tree-outof-ssa.c (emit_partition_copy): New function.
18752 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18753 insert_part_to_rtx_on_edge): Perform the partition base var
18754 copy using emit_partition_copy.
18755 (insert_value_copy_on_edge): Convert constants to the right mode.
18756 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18757 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18759 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18761 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18762 scan backwards to try to find a constant to initialize it.
18764 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18765 insn before the loop_end instruction, don't look past labels.
18767 2009-04-29 Richard Guenther <rguenther@suse.de>
18769 PR middle-end/39937
18770 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18771 loose type conversions.
18772 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18773 stmts only if there are no uses of its definition.
18775 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18777 * config/bfin/bfin.h (splitting_loops): Declare.
18778 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18779 Reorder bit definitions to be ascending.
18780 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18781 * config/bfin/bfin.c (splitting_loops): New variable.
18782 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18783 (struct loop_info): Remove members INIT and LOOP_INIT.
18784 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18785 the LSETUP sequence. Allow LC to be loaded from any register, but
18786 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18787 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18789 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18790 of reload_completed.
18793 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18795 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18797 * Makefile.in (PLUGIN_VERSION_H): New.
18798 (OBJS-common): Remove plugin-version.o.
18799 (plugin.o): Depend on (PLUGIN_VERSION_H).
18800 (plugin-version.o): Remove.
18801 * configure: Regenerate
18802 * configure.ac: Create plugin-version.h.
18803 * gcc-plugin.h (plugin_gcc_version): Remove.
18804 (plugin_default_version_check): Change signature.
18805 * plugin-version.c: Remove.
18806 * plugin.c: Include plugin-version.h.
18807 (str_plugin_gcc_version_name): Remove.
18808 (try_init_one_plugin): Pass gcc version to plugin_init.
18809 (plugin_default_version_check): Both gcc and plugin versions are now
18812 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18814 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18815 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18816 Remove special case testing for last insn of inner loops. Don't fail
18817 if the loop ends with a jump, emit an extra nop instead.
18819 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18820 DREGS rather than comparing directly. Remove code that tries to
18821 account for latencies.
18823 2009-04-29 Richard Guenther <rguenther@suse.de>
18825 PR tree-optimization/39941
18826 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18827 eliminating an indirect call.
18829 2009-04-29 Richard Guenther <rguenther@suse.de>
18831 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18832 parameter. Allow invariants as base if !require_lvalue.
18833 (verify_gimple_assign_single): Adjust.
18835 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18837 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18838 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18839 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18840 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18841 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18843 * config/bfin/bfin.c (bfin_expand_builtin,
18844 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18846 2009-04-28 Richard Guenther <rguenther@suse.de>
18848 * tree-vect-loop.c (get_initial_def_for_induction): Use
18849 correct types for pointer increment.
18851 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18853 * toplev.c (print_version): Update GMP version string calculation.
18855 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18857 PR rtl-optimization/39938
18858 * resource.c (init_resource_info): Add call to df_analyze.
18860 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18862 * config/alpha/alpha.md (usegp): Cast the result of
18863 alpha_find_lo_sum_using_gp to enum attr_usegp.
18864 * config/alpha/alpha.c (override_options): Remove end-of-structure
18865 marker element from cpu_table. Use array size of cpu_table to handle
18866 -mcpu and -mtune options.
18867 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18869 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18871 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18872 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18873 tune_32 and tune_64.
18874 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18875 support on PowerPC.
18876 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18877 * config/rs6000/option-defaults.h: ... here. New file.
18878 (OPT_64, OPT_32): Define.
18879 (MASK_64BIT): Define to 0 if not already defined.
18880 (OPT_ARCH64, OPT_ARCH32): Define.
18881 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18884 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18886 * config/arm/arm.c (arm_override_options): Emit error on using
18889 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18891 PR rtl-optimization/39914
18892 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18893 registers for allocnos created from user-defined variables only
18894 when not optimizing.
18896 2009-04-28 Richard Guenther <rguenther@suse.de>
18898 PR middle-end/39937
18899 * fold-const.c (fold_binary): Use distribute_real_division only
18902 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18904 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18905 add hpux-stdint.h to tm_file.
18906 (hppa[12]*-*-hpux11*): Ditto.
18907 (ia64*-*-hpux*): Ditto.
18908 * config/hpux-stdint.h: New.
18909 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18910 __STDC_EXT__ for all compiles.
18911 * config/pa/pa-hpux.h: Ditto.
18912 * config/pa/pa-hpux10.h: Ditto.
18913 * config/pa/pa-hpux11.h: Ditto.
18915 2009-04-28 Catherine Moore <clm@codesourcery.com>
18917 * debug.h (set_name): Add comment.
18919 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18922 * config/darwin.c (machopic_gen_offset): Check
18923 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18924 * config/arm/arm.c (require_pic_register): Likewise.
18926 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18928 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18929 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18930 m32c_promote_prototypes): Delete.
18932 2009-04-28 Michael Matz <matz@suse.de>
18934 PR middle-end/39922
18935 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18938 2009-04-28 Richard Guenther <rguenther@suse.de>
18940 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18942 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18944 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18945 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18946 * config/arm/arm-tune.md: Regenerate.
18948 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18950 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18951 block if there are complex incoming edges.
18952 (sel_merge_blocks): Remove useless assert.
18953 (sel_redirect_edge_and_branch): Check that edge was redirected.
18954 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18955 (sel_find_rgns): Delete declaration.
18956 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18957 the region when it is not a preheader.
18959 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18962 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18964 2009-04-28 Richard Guenther <rguenther@suse.de>
18966 * tree.h (SSA_NAME_VALUE): Remove.
18967 (struct tree_ssa_name): Remove value_handle member.
18968 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18969 array for jump threading.
18970 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18972 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18973 * tree-flow.h (threadedge_initialize_values): Declare.
18974 (threadedge_finalize_values): Likewise.
18975 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18976 (SSA_NAME_VALUE): Define.
18977 (threadedge_initialize_values): New function.
18978 (threadedge_finalize_values): Likewise.
18979 * tree-ssa-dom.c (ssa_name_values): New global variable.
18980 (SSA_NAME_VALUE): Define.
18981 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18983 2009-04-28 Ira Rosen <irar@il.ibm.com>
18985 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18986 Use REPORT_VECTORIZED_LOCATIONS instead
18987 REPORT_VECTORIZED_LOOPS.
18988 * tree-vectorizer.c (vect_verbosity_level): Make static.
18989 (vect_loop_location): Rename to vect_location.
18990 (vect_set_verbosity_level): Update comment.
18991 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18993 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18994 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18995 instead REPORT_UNVECTORIZED_LOOPS.
18996 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18997 and vect_loop_def to vect_external_def and vect_internal_def.
18998 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18999 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19000 REPORT_UNVECTORIZED_LOCATIONS.
19001 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19002 and vect_used_in_loop and to vect_unused_in_scope and
19003 vect_used_in_scope.
19004 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19005 (vect_verbosity_level): Remove declaration.
19006 (vect_analyze_operations): Likewise.
19007 (vect_analyze_stmt): Declare.
19008 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19009 REPORT_UNVECTORIZED_LOCATIONS.
19010 (vect_get_loop_niters): Fix indentation.
19011 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19012 (vect_analyze_loop_operations): New function.
19013 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19014 vect_analyze_operations.
19015 (vect_is_simple_reduction): Use new names.
19016 (vectorizable_live_operation, vect_transform_loop): Likewise.
19017 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19018 to specify whether the data references can be a part of interleaving
19020 (vect_analyze_data_ref_dependence): Use new names.
19021 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19022 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19023 * tree-vect-patterns.c (widened_name_p): Use new names.
19024 (vect_recog_dot_prod_pattern): Likewise.
19025 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19026 (process_use, vect_mark_stmts_to_be_vectorized,
19027 vect_model_simple_cost, vect_model_store_cost,
19028 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19029 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19030 vectorizable_operation, vectorizable_type_demotion,
19031 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19032 vectorizable_condition): Likewise.
19033 (vect_analyze_operations): Split into vect_analyze_loop_operations
19035 (vect_analyze_stmt): ... new function.
19036 (new_stmt_vec_info): Use new names.
19037 (vect_is_simple_use): Use new names and fix comment.
19038 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19039 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19041 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19044 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19045 and integer modes for x87 operands. Do not ICE for unsupported size,
19046 generate error instead. Generate error for unsupported operand types.
19047 ['z']: Do not handle HImode memory operands specially. Warning
19048 for floating-point operands. Fallthru to 'Z' for unsupported operand
19049 types. Do not ICE for unsupported size, generate error instead.
19050 (output_387_binary_op): Use %Z to output operands.
19051 (output_fp_compare): Ditto.
19052 (output_387_reg_move): Ditto.
19054 2009-04-28 Ben Elliston <bje@au.ibm.com>
19059 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19061 * builtins.c (c_strlen): Do not warn here.
19062 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19063 * c-common.c (pointer_int_sum): Take an explicit location.
19064 Warn about offsets out of bounds.
19065 * c-common.h (pointer_int_sum): Adjust declaration.
19067 2009-04-27 Ian Lance Taylor <iant@google.com>
19069 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19071 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19072 * df-core.c (df_set_flags): Change return type to int. Change
19073 type of old_flags to int.
19074 (df_clear_flags): Likewise.
19075 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19076 (df_get_conditional_uses): Likewise.
19077 * df.h (df_set_flags, df_clear_flags): Update declarations.
19078 * dwarf2out.c (struct indirect_string_node): Change type of form
19079 field to enum dwarf_form.
19080 (AT_string_form): Change return type to enum dwarf_form.
19081 * fixed-value.c (fixed_compare): Add cast to enum type.
19082 * fwprop.c (update_df): Change 0 to VOIDmode.
19083 * gensupport.c: Change 0 to UNKNOWN.
19084 * gimple.h (gimple_cond_code): Add cast to enum type.
19085 * haifa-sched.c (reemit_notes): Add cast to enum type.
19086 * hooks.c (hook_int_void_no_regs): Remove function.
19087 * hooks.h (hook_int_void_no_regs): Remove declaration.
19088 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19089 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19090 * real.c (real_arithmetic): Add cast to enum type.
19091 (real_compare): Likewise.
19092 * target.h (struct gcc_target): Change return type of
19093 branch_target_register_class to enum reg_class.
19094 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19095 default_branch_target_register_class.
19096 * targhooks.c (default_branch_target_register_class): New function.
19097 * targhooks.h (default_branch_target_register_class): Declare.
19098 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19099 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19101 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19103 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19104 vect_uninitialized_def. Change 0 to ERROR_MARK.
19105 * tree-vect-stmts.c (supportable_widening_operation): Don't
19106 initialize icode1 and icode2.
19107 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19108 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19110 (cmn_err_flag_specs): Change 0 to STD_C89.
19111 (cmn_err_char_table): Likewise.
19112 * config/arm/arm.c (get_arm_condition_code): Change type of code
19113 to enum arm_cond_code.
19114 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19115 (IWMMXT_BUILTIN2): Likewise.
19116 (neon_builtin_type_bits): Don't define typedef.
19117 (neon_builtin_datum): Change type of bits field to int.
19118 (arm_expand_neon_args): Add cast to enum type.
19119 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19121 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19122 casts to enum type.
19123 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19125 * config/mips/mips.md (jal_macro): Return enum constant.
19126 (single_insn): Likewise.
19127 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19129 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19130 casts to enum type.
19131 * config/s390/s390.c (s390_tune_flags): Change type to int.
19132 (s390_arch_flags): Likewise.
19133 (s390_handle_arch_option): Change flags field of struct pta to int.
19134 * config/s390/s390.h (s390_tune_flags): Update declaration.
19135 (s390_arch_flags): Likewise.
19136 * config/sh/sh.c (prepare_move_operands): Compare
19137 tls_symbolic_operand result with enum constant.
19138 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19139 (sh_expand_prologue): Add cast to enum type.
19140 (sh_expand_epilogue): Likewise.
19141 (tls_symbolic_operand): Change return type to enum tls_model.
19142 (fpscr_set_from_mem): Add cast to enum type.
19143 (legitimize_pic_address): Compare tls_symbolic_operand result with
19145 (sh_target_reg_class): Change return type to enum reg_class.
19146 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19148 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19149 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19150 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19151 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19152 (delayed_branch, tls_call_delay): Likewise.
19153 (eligible_for_sibcall_delay): Likewise.
19154 (eligible_for_return_delay): Likewise.
19155 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19156 (spu_expand_builtin_1): Likewise.
19158 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19159 for all types of conversions.
19160 (output_init_element): Issue -Wc++-compat warning if needed when
19161 initializing a bitfield with enum type.
19162 * c-parser.c (c_parser_expression): Set original_type to
19163 original_type of right hand operand of comma operator.
19165 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19167 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19169 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19170 * doc/cpp.texi (Standard Predefined Macros)
19171 (Implementation-defined behavior): Likewise.
19172 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19173 * doc/gimple.texi (GIMPLE Exception Handling)
19174 (@code{GIMPLE_ASSIGN}): Likewise.
19175 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19176 * doc/invoke.texi (Warning Options, Optimize Options)
19177 (AVR Options, Darwin Options): Likewise.
19178 (Optimize Options): Reformulate -fwhole-program description.
19179 * doc/loop.texi (Lambda): Likewise.
19180 * doc/md.texi (Output Template, Define Constraints)
19181 (Standard Names, Insn Splitting): Likewise.
19182 * doc/options.texi (Option properties): Likewise.
19183 * doc/passes.texi (Tree-SSA passes): Likewise.
19184 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19185 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19186 (File Names and DBX): Likewise.
19187 * doc/trouble.texi (Incompatibilities): Likewise.
19189 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19191 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19192 instruction is correct.
19194 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19196 Allow non-constant arguments to conversion intrinsics.
19197 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19198 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19199 * spu.c (print_operand): Handle 'v' and 'w'.
19200 (exp2_immediate_p, spu_gen_exp2): Define.
19201 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19202 spu_convtf_1): Update parameter descriptions.
19203 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19204 * constraints.md ('v', 'w'): New.
19205 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19207 (i2f, I2F): New define_mode_attr.
19208 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19209 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19210 fixuns_truncv4sfv4si2): Update to use mode attribute.
19211 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19212 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19213 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19214 patterns for combine.
19216 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19218 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19219 (cprop, hoist, pre, store_motion): New debug counters.
19220 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19221 is not an RTL pass anymore.
19222 (pass_profiling): Remove extern decl for pass removed in 2005.
19223 (pass_gcse, pass_jump_bypass): Remove.
19224 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19225 to 0 for clean state.
19226 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19227 * cse.c (gate_handle_cse_after_global_opts,
19228 rest_of_handle_cse_after_global_opts): New functions.
19229 (pass_cse_after_global_opts): New pass, does local CSE.
19230 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19231 (TV_CPROP): New timevar.
19232 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19233 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19234 (gcse_main, recompute_all_luids): Remove.
19235 (compute_hash_table_work): Call max_reg_num instead of reading
19237 (cprop_jump): Don't set run_jump_opt_after_gcse.
19238 (constprop_register): Always allow to alter jumps.
19239 (cprop_insn): Likewise.
19240 (do_local_cprop): Likewise.
19241 (local_cprop_pass): Likewise. Return non-zero if something changed.
19242 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19243 (find_implicit_sets): Add note about missed optimization opportunity.
19244 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19245 pass_rtl_cprop execute function.
19246 Don't bother tracking the pass number, each pass gets its own dumpfile
19248 Always allow to alter jumpsand bypass jumps.
19249 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19250 will just find no suitable set.
19251 (pre_edge_insert): Fix dumping, this function is for PRE only.
19252 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19253 pass_rtl_pre execute function.
19254 (hoist_code): Return non-zero if something changed. Keep track of
19255 substitutions and insertions for statistics gathering similar to PRE.
19256 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19257 called from the pass_rtl_hoist execute function. Show pass statistics.
19258 (compute_store_table): Use max_reg_num directly instead of using the
19259 formerly global max_gcse_regno.
19260 (build_store_vectors): Likewise.
19261 (replace_store_insn): Fix dumping.
19262 (store_motion): Rename to ...
19263 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19264 pass, called from the pass_rtl_store_motion execute function. Keep
19265 track of substitutions and insertions for statistics gathering similar
19267 (bypass_jumps): Remove, fold interesting bits into ...
19268 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19269 from the pass_rtl_cprop execute function.
19270 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19271 pass_jump_bypass): Remove.
19272 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19273 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19274 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19275 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19276 (gate_rtl_store_motion, execute_rtl_store_motion,
19277 pass_rtl_store_motion): New.
19278 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19279 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19280 * passes.c (init_optimization_passes): Remove pass_gcse and
19281 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19282 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19283 instead of pass_jump_bypass.
19285 2009-04-27 Richard Guenther <rguenther@suse.de>
19287 PR middle-end/39928
19288 * gimplify.c (gimplify_expr): If we are required to create
19289 a temporary make sure it ends up as register.
19291 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19294 * config/i386/i386.c (construct_container): Don't call
19295 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19296 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19298 2009-04-27 Michael Matz <matz@suse.de>
19300 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19301 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19302 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19303 (dump_replaceable_exprs): Take a bitmap.
19304 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19306 (expand_gimple_basic_block): Likewise.
19307 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19308 replaceable_expressions member a bitmap.
19309 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19310 (mark_replaceable): Likewise.
19311 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19312 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19314 2009-04-27 Richard Guenther <rguenther@suse.de>
19316 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19317 (verify_stmts): Dispatch to gimple/type verification code.
19318 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19319 issue with call argument types.
19321 2009-04-27 Michael Matz <matz@suse.de>
19323 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19324 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19327 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19328 Eric Botcazou <ebotcazou@adacore.com>
19330 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19331 a label's basic block.
19332 (mark_target_live_regs): Tidy and rework obsolete comments.
19333 Change back DF problem to LIVE. If a label starts a basic block,
19334 assume that all registers that used to be live then still are.
19335 (init_resource_info): If a label starts a basic block, set its
19336 BLOCK_FOR_INSN accordingly.
19337 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19339 2009-04-27 Richard Guenther <rguenther@suse.de>
19341 * tree-flow-inline.h (function_ann): Remove.
19342 (get_function_ann): Likewise.
19343 * tree-dfa.c (create_function_ann): Remove.
19344 * tree-flow.h (struct static_var_ann_d): Remove.
19345 (struct function_ann_d): Likewise.
19346 (union tree_ann_d): Remove fdecl member.
19347 (function_ann_t): Remove.
19348 (function_ann, get_function_ann, create_function_ann): Remove
19351 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19353 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19355 2009-04-27 Jan Hubicka <jh@suse.cz>
19357 * ipa-pure-const.c (struct funct_state_d): New fields
19358 state_previously_known, looping_previously_known; remove
19359 state_set_in_source.
19360 (analyze_function): Use new fields.
19361 (propagate): Avoid assumption that state_set_in_source imply
19364 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19365 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19366 * cfgloop.h (finite_loop_p): Declare.
19368 2009-04-26 Michael Matz <matz@suse.de>
19370 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19372 2009-04-26 Michael Matz <matz@suse.de>
19374 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19375 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19376 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19377 pass_mark_used_blocks): Remove.
19378 * tree-optimize.c (pass_free_datastructures,
19379 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19380 * passes.c (init_optimization_passes): Don't call
19381 pass_mark_used_blocks, remove dead code.
19383 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19385 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19386 * tree-ssa-live.h (register_ssa_partition): Likewise.
19388 2009-04-26 Michael Matz <matz@suse.de>
19391 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19392 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19393 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19395 (compare_pairs): Swap cost comparison.
19396 (coalesce_ssa_name): Don't use change_partition_var.
19397 * tree-nrv.c (struct nrv_data): Add modified member.
19398 (finalize_nrv_r): Set it.
19399 (tree_nrv): Use it to update statements.
19400 (pass_nrv): Require PROP_ssa.
19401 * tree-mudflap.c (mf_decl_cache_locals,
19402 mf_build_check_statement_for): Use make_rename_temp.
19403 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19404 * alias.c (find_base_decl): Handle SSA names.
19405 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19406 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19407 * rtl.h (set_reg_attrs_for_parm): Declare.
19408 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19409 to "optimized", remove unused locals at finish.
19410 (execute_free_datastructures): Make global, call
19411 delete_tree_cfg_annotations.
19412 (execute_free_cfg_annotations): Don't call
19413 delete_tree_cfg_annotations.
19415 * ssaexpand.h: New file.
19416 * expr.c (toplevel): Include ssaexpand.h.
19417 (expand_assignment): Handle SSA names the same as register variables.
19418 (expand_expr_real_1): Expand SSA names.
19419 * cfgexpand.c (toplevel): Include ssaexpand.h.
19420 (SA): New global variable.
19421 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19422 (SSAVAR): New macro.
19423 (set_rtl): New helper function.
19424 (add_stack_var): Deal with SSA names, use set_rtl.
19425 (expand_one_stack_var_at): Likewise.
19426 (expand_one_stack_var): Deal with SSA names.
19427 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19428 before unique numbers.
19429 (expand_stack_vars): Use set_rtl.
19430 (expand_one_var): Accept SSA names, add asserts for them, feed them
19431 to above subroutines.
19432 (expand_used_vars): Expand all partitions (without default defs),
19433 then only the local decls (ignoring those expanded already).
19434 (expand_gimple_cond): Remove edges when jumpif() expands an
19435 unconditional jump.
19436 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19437 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19439 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19440 members of SA; deal with PARM_DECL partitions here; expand
19441 all PHI nodes, free tree datastructures and SA. Commit instructions
19442 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19443 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19444 info and statements at start, collect garbage at finish.
19445 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19446 (VAR_ANN_PARTITION) Remove.
19447 (change_partition_var): Don't declare.
19448 (partition_to_var): Always return SSA names.
19449 (var_to_partition): Only accept SSA names.
19450 (register_ssa_partition): Only check argument.
19451 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19453 (delete_var_map): Don't free it.
19454 (var_union): Only accept SSA names, simplify.
19455 (partition_view_init): Mark only useful SSA names as used.
19456 (partition_view_fini): Only deal with SSA names.
19457 (change_partition_var): Remove.
19458 (dump_var_map): Use ssa_name instead of partition_to_var member.
19459 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19461 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19462 (struct _elim_graph): New member const_dests; nodes member vector of
19464 (set_location_for_edge): New static helper.
19465 (create_temp): Remove.
19466 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19467 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19468 (new_elim_graph): Allocate const_dests member.
19469 (clean_elim_graph): Truncate const_dests member.
19470 (delete_elim_graph): Free const_dests member.
19471 (elim_graph_size): Adapt to new type of nodes member.
19472 (elim_graph_add_node): Likewise.
19473 (eliminate_name): Likewise.
19474 (eliminate_build): Don't take basic block argument, deal only with
19475 partition numbers, not variables.
19476 (get_temp_reg): New static helper.
19477 (elim_create): Use it, deal with RTL temporaries instead of trees.
19478 (eliminate_phi): Adjust all calls to new signature.
19479 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19480 (rewrite_trees): Only do checking.
19481 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19482 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19483 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19484 contains_tree_r, MAX_STMTS_IN_LATCH,
19485 process_single_block_loop_latch, analyze_edges_for_bb,
19486 perform_edge_inserts): Remove.
19487 (expand_phi_nodes): New global function.
19488 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19489 functions, initialize new parameter, remember partitions having a
19491 (finish_out_of_ssa): New global function.
19492 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19493 don't reset in_ssa_p here, don't disable TER when mudflap.
19494 (pass_del_ssa): Remove.
19495 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19497 (execute_free_datastructures): Declare.
19498 * Makefile.in (SSAEXPAND_H): New variable.
19499 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19500 * basic-block.h (commit_one_edge_insertion): Declare.
19501 * passes.c (init_optimization_passes): Move pass_nrv and
19502 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19503 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19504 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19505 (redirect_branch_edge): Deal with super block when expanding, split
19506 out jump patching itself into ...
19507 (patch_jump_insn): ... here, new static helper.
19509 2009-04-26 Michael Matz <matz@suse.de>
19511 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19512 beyond num_ssa_names.
19513 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19514 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19516 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19518 PR inline-asm/39543
19519 * fwprop.c (forward_propagate_asm): New function.
19520 (forward_propagate_and_simplify): Propagate also into __asm, if it
19521 doesn't increase the number of referenced registers.
19524 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19526 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19528 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19529 note_nonlocal_vla_type for nonlocal VLAs.
19530 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19531 contains_remapped_vars, remap_vla_decls): New functions.
19532 (convert_nonlocal_reference_stmt): If not optimizing, call
19533 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19534 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19535 if it wasn't found in var_map.
19536 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19537 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19538 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19540 * gimplify.c (nonlocal_vlas): New variable.
19541 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19543 (gimplify_body): Create and destroy nonlocal_vlas.
19545 * dwarf2out.c (loc_descr_plus_const): New function.
19546 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19547 mem_loc_descriptor, loc_descriptor_from_tree_1,
19548 descr_info_loc, gen_variable_die): Use it.
19550 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19551 !TREE_STATIC VAR_DECLs.
19552 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19553 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19554 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19555 DECL_BY_REFERENCE is valid.
19556 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19557 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19558 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19559 Copy DECL_BY_REFERENCE.
19560 (struct nesting_copy_body_data): New type.
19561 (nesting_copy_decl): New function.
19562 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19563 if they have variable length.
19565 2009-04-26 Michael Matz <matz@suse.de>
19567 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19568 mark new temporaries for renaming.
19570 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19573 * c-decl.c (global_bindings_p): Return negative value.
19574 (c_variable_size): New. Based on variable_size from
19576 (grokdeclarator): Call c_variable_size not variable_size.
19578 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19580 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19582 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19584 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19585 Redefine it to just use mingw/include.
19586 (ASM_SPEC): Rules for -m32 and -m64.
19587 (LINK_SPEC): Use Likewise.
19588 (SPEC_32): New define.
19589 (SPEC_64): Likewise.
19590 (SUB_LINK_SPEC): Likewise.
19591 (MULTILIB_DEFAULTS): New define.
19592 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19593 Add multilib options.
19594 (MULTILIB_DIRNAMES): Likewise.
19595 (MULTILIB_OSDIRNAMES): Likewise.
19596 (LIBGCC): Likewise.
19597 (INSTALL_LIBGCC): Likewise.
19599 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19602 * c-tree.h (enum c_inline_static_type): New.
19603 (record_inline_static): Declare.
19604 * c-decl.c (struct c_inline_static, c_inline_statics,
19605 record_inline_static, check_inline_statics): New.
19606 (pop_file_scope): Call check_inline_statics.
19607 (start_decl): Call record_inline_static instead of pedwarning
19608 directly for static in inline function.
19609 * c-typeck.c (build_external_ref): Call record_inline_static
19610 instead of pedwarning directly for static referenced in inline
19613 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19615 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19616 not new but only being rescanned.
19617 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19618 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19619 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19620 record_set_info, compute_set, grealloc): Remove.
19621 (recompute_all_luids): New function.
19622 (gcse_main): Don't compute sets, and don't do related memory
19623 allocations/free-ing. If something changed before the end of the
19624 pass, update LUIDs using recompute_all_luids.
19625 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19626 (free_gcse_mem): Don't free it either.
19627 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19628 Use the df insn LUIDs.
19629 (load_killed_in_block): Likewise.
19630 (compute_hash_table_work): Don't compute reg_set_in_block.
19631 (compute_transp): Use DF_REG_DEF_CHAINs.
19632 (local_cprop_pass): Don't use compute_sets and related functions.
19633 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19634 Use get_max_uid() instead of max_cuid.
19635 (insert_insn_end_basic_block, pre_insert_copy_insn,
19636 update_ld_motion_stores): Don't try to
19637 keep reg_set tables up to date.
19638 (pre_insert_copies): Use df insn LUIDs.
19639 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19640 (reg_set_info): Don't use extra bitmap argument.
19641 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19642 information to compute regs_set_in_block.
19643 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19644 (bypass_jumps): Don't use compute_sets and friends.
19646 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19649 * opts.c (undocumented_msg): Do not leave blank even with
19652 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19654 * c-decl.c (build_enumerator): Allow values folding to integer
19655 constants but not integer constant expressions with a pedwarn if
19658 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19661 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19662 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19663 type is an integer constant.
19665 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19668 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19671 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19674 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19675 with variably modified return type and no storage class
19676 specifiers, except for the case of nested functions. Distinguish
19677 extern declarations of functions with variably modified return
19678 types from those of objects with variably modified types.
19680 2009-04-25 Jan Hubicka <jh@suse.cz>
19682 * tree.c (list_equal_p): New function.
19683 * tree.h (list_equal_p): Declare.
19684 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19685 basic_block_def, basic_block, const_basic_block): New.
19686 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19687 (redirect_eh_edge): New function.
19688 (make_eh_edge_update_phi): EH edges are not abnormal.
19689 * except.c: Include tree-flow.h.
19690 (list_match): New function.
19691 (eh_region_replaceable_by_p): New function.
19692 (replace_region): New function.
19693 (hash_type_list): New function.
19694 (hash_eh_region): New function.
19695 (eh_regions_equal_p): New function.
19696 (merge_peers): New function.
19697 (remove_unreachable_regions): Verify EH tree when checking;
19699 (copy_eh_region_1): New function.
19700 (copy_eh_region): New function.
19701 (push_reachable_handler): New function.
19702 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19703 regions without label but with live RESX.
19704 * except.h (redirect_eh_edge_to_label): New.
19705 * tree-flow.h (redirect_eh_edge): New.
19706 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19707 basic_block_def, basic_block, const_basic_block): Remove.
19708 * Makefile.in (except.o): Add dependency on tree-flow.h
19709 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19710 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19713 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19716 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19717 on the destination of memcpy.
19719 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19721 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19722 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19723 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19725 2009-04-25 Jan Hubicka <jh@suse.cz>
19727 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19728 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19729 to be reached by different label than left.
19730 (update_eh_edges): Update comment; remove edge_to_remove if possible
19731 and return true if suceeded.
19732 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19733 (cleanup_eh): Compute sharing map.
19734 * except.c (remove_eh_handler_and_replace): Add argument if we should
19736 (remove_unreachable_regions): Update for label sharing.
19737 (label_to_region_map): Likewise.
19738 (get_next_region_sharing_label): New function.
19739 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19741 (remove_eh_handler): Update.
19742 (remove_eh_region_and_replace_by_outer_of): New function.
19743 * except.h (struct eh_region): Add next_region_sharing_label.
19744 (remove_eh_region_and_replace_by_outer_of,
19745 get_next_region_sharing_label): Declare.
19746 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19748 2009-04-25 Jan Hubicka <jh@suse.cz>
19750 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19751 insert code even if they are not critical.
19753 2009-04-25 Jan Hubicka <jh@suse.cz>
19755 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19756 (gimple_can_remove_branch_p): EH edges won't remove branch by
19758 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19759 updating of non-abnormal EH edges.
19760 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19761 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19762 (split_critical_edges): Split also edges where emitting code on them
19763 will lead to splitting later.
19765 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19766 H.J. Lu <hongjiu.lu@intel.com>
19769 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19770 the configured assembler supports fildq and fistpq mnemonics.
19771 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19772 * configure: Regenerated.
19773 * config.in: Ditto.
19775 * config/i386/i386.c (print_operand): Handle 'Z'.
19776 ['z']: Remove handling of special fild/fist suffixes.
19777 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19778 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19779 suffix of fild insn.
19780 (*floatsi<mode>2_vector_mixed): Ditto.
19781 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19782 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19783 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19784 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19785 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19787 2009-04-25 Ben Elliston <bje@au.ibm.com>
19789 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19790 the source of a set operation.
19792 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19794 * target.h (struct gcc_target): Add case_values_threshold field.
19795 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19796 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19797 * targhooks.c (default_case_values_threshold): New function.
19798 * targhooks.h (default_case_values_threshold): Declare function.
19799 * stmt.c (expand_case): Use case_values_threshold target hook.
19800 * expr.h (case_values_threshold): Remove declartation.
19801 * expr.c (case_values_threshold): Remove function.
19802 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19804 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19805 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19806 (avr_case_values_threshold): Declare as static.
19807 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19809 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19810 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19811 (mn10300_case_values_threshold): New function.
19813 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19815 * ira.c (setup_cover_and_important_classes): Add enum cast.
19817 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19819 * genpreds.c (write_enum_constraint_num): Output definition of
19820 CONSTRAINT_NUM_DEFINED_P macro.
19821 * ira.c (setup_cover_and_important_classes): Use
19822 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19824 2009-04-24 DJ Delorie <dj@redhat.com>
19826 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19827 __SH2A_SINGLE_ONLY__ also.
19829 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19831 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19832 (movdf_internal): Ditto.
19833 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19834 SFmode and DFmode constants.
19835 (ia64_print_operand): Add 'G' format for printing
19836 floating point constants.
19838 2009-04-24 Richard Guenther <rguenther@suse.de>
19840 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19841 from unsigned additions.
19843 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19845 * c-typeck.c (set_init_index): Allow array designators that are
19846 not integer constant expressions with a pedwarn if pedantic.
19848 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19850 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19851 zero if no overlap in nonzero bits between the operands.
19853 2009-04-24 Ian Lance Taylor <iant@google.com>
19855 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19856 (record_dead_and_set_regs): Likewise.
19857 * df.h (struct df_mw_hardreg): Change flags field to int.
19858 (struct df_base_ref): Likewise.
19859 (struct df): Change changeable_flags field to int.
19860 * df-scan.c (df_defs_record): Change clobber_flags to int.
19861 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19862 constants rather than #define macros.
19863 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19864 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19865 (enum dwarf_calling_convention): Likewise.
19866 (enum dwarf_line_number_x_ops): Likewise.
19867 (enum dwarf_call_frame_info): Likewise.
19868 (enum dwarf_source_language): Likewise.
19869 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19870 (add_calling_convention_attribute): Likewise.
19871 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19872 (combine_comparisons): Change compcode to int. Add cast to enum type.
19873 * genrecog.c (maybe_both_true_2): Change c to int.
19874 (write_switch): Likewise. Add cast to enum type.
19875 * gimplify.c (gimplify_omp_for): Handle return values from
19876 gimplify_expr using MIN rather than bitwise or.
19877 (gimplify_expr): Add cast to enum type.
19878 * ipa-prop.c (update_jump_functions_after_inlining): Change
19879 IPA_BOTTOM to IPA_JF_UNKNOWN.
19880 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19881 Add casts to enum type.
19882 (setup_cover_and_important_classes): Change cl to int. Add casts
19884 (setup_class_translate): Change cl and mode to int.
19885 (ira_init_once): Change mode to int.
19886 (free_register_move_costs): Likewise.
19887 (setup_prohibited_mode_move_regs): Add casts to enum type.
19888 * langhooks.c (add_builtin_function_common): Rework assertion that
19889 value fits bitfield.
19890 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19891 * omega.c (omega_do_elimination): Avoid math on enum types.
19892 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19893 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19894 int local to handle integral_argment value.
19895 * regmove.c (try_auto_increment): Change PUT_MODE to
19897 * reload.c (push_secondary_reload): Add casts to enum type.
19898 (secondary_reload_class, find_valid_class): Likewise.
19899 * reload1.c (emit_input_reload_insns): Likewise.
19900 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19901 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19902 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19904 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19905 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19907 (expand_complex_libcall): Add casts to enum type.
19908 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19909 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19910 with ERROR_MARK, not NUM_TREE_CODES.
19911 (vect_create_epilog_for_reduction): Likewise.
19912 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19913 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19914 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19916 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19917 vect_unused_in_loop. Change 0 to loop_vect.
19918 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19919 * var-tracking.c (get_init_value): Change return type to enum
19921 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19922 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19924 (arm_override_options): Add casts to enum type.
19925 (arm_emit_tls_decoration): Likewise.
19926 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19928 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19929 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19930 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19932 * config/s390/s390.c (code_for_builtin_64): Change to array of
19934 (code_for_builtin_31): Likewise.
19935 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19937 * config/sparc/sparc.c (sparc_override_options): Change value
19938 field in struct code_model to enum cmodel. In initializer change
19939 0 to NULL and add cast to enum type.
19941 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19942 Change all callers. Issue a -Wc++-compat warning using
19943 lhs_origtype if necessary.
19944 (convert_for_assignment): Issue -Wc++-compat warnings about
19945 invalid conversions to enum type on assignment.
19946 * c-common.h (build_modify_expr): Update declaration.
19948 2009-04-24 Nick Clifton <nickc@redhat.com>
19950 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19951 (function_arg_advance): Likewise.
19952 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19955 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19957 * config/s390/constraints.md ('I', 'J'): Fix condition.
19959 2009-04-24 Diego Novillo <dnovillo@google.com>
19961 * gengtype-parse.c (parse_error): Add newline after message.
19963 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19965 * config/i386/sse.md (avxmodesuffixs): Removed.
19966 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19967 (*avx_pinsr<ssevecsize>): This.
19969 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19971 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19972 follow chains of regs with a single definition, and allow expressions
19973 that are function_invariant_p.
19974 (simple_rhs_p): Allow expressions that are function_invariant_p.
19976 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19978 PR middle-end/39867
19979 * fold-const.c (fold_cond_expr_with_comparison): When folding
19980 > and >= to MAX, make sure the MAX uses the same type as the
19981 comparison's operands.
19983 2009-04-24 Nick Clifton <nickc@redhat.com>
19985 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19986 addressing for DImode accesses.
19987 (frv_print_operand_address): Handle PLUS case.
19988 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19990 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19992 PR rtl-optimization/39794
19993 * alias.c (canon_true_dependence): Add x_addr argument.
19994 * rtl.h (canon_true_dependence): Adjust prototype.
19995 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19996 * cselib.c (cselib_invalidate_mem): Likewise.
19997 * gcse.c (compute_transp): Likewise.
19998 * dse.c (scan_reads_nospill): Likewise.
19999 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20000 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20001 canon_base_addr of the group, plus optional offset.
20002 (struct group_info): Rename canon_base_mem to
20004 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20005 canon_rtx of base_mem.
20007 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20009 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20010 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20012 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20014 * config/spu/spu-builtins.h: Delete file.
20016 * config/spu/spu.h (enum spu_builtin_type): Move here from
20018 (struct spu_builtin_description): Likewise. Add GTY marker.
20019 Do not use enum spu_function_code or enum insn_code.
20020 (spu_builtins): Add extern declaration.
20022 * config/spu/spu.c: Do not include "spu-builtins.h".
20023 (enum spu_function_code, enum spu_builtin_type_index,
20024 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20025 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20026 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20027 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20028 (spu_builtin_types): Make static. Add GTY marker.
20029 (spu_builtins): Add extern declaration with GTY marker.
20030 Include "gt-spu.h".
20032 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20033 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20034 Check programmatically whether all parameters are scalar.
20036 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20038 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20040 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20041 assignment from the constructor either if the target is volatile.
20043 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20045 * config/arm/arm.md (insv): Do not share operands[0].
20047 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20049 * config/vxlib-tls.c (active_tls_threads): Delete.
20050 (delete_hook_installed): New.
20051 (tls_delete_hook): Don't delete the delete hook.
20052 (tls_destructor): Delete it here.
20053 (__gthread_set_specific): Adjust installing the delete hook.
20054 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20055 __gthread_leave_tsd_dtor_context.
20057 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20059 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20061 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20063 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20065 (alpha_rtx_costs): Ditto.
20066 (emit_unlikely_jump): Use add_reg_note.
20067 (emit_frame_store_1): Ditto.
20068 (alpha_expand_prologue): Ditto.
20069 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20070 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20072 2009-04-23 Nick Clifton <nickc@redhat.com>
20074 * config/v850/v850.md (epilogue): Remove suppressed code.
20075 (return): Rename to return_simple and remove test of frame size.
20076 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20077 to gen_return_simple.
20079 2009-04-22 Jing Yu <jingyu@google.com>
20082 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20084 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20087 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20088 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20089 value is a VECTOR_CST, the element type is the element type of the
20092 2009-04-22 DJ Delorie <dj@redhat.com>
20094 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20096 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20098 * alias.c (find_base_term): Move around LO_SUM case, so that
20099 CONST falls through into PLUS/MINUS handling.
20102 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20103 into 0, use omit_one_operand.
20105 2009-04-23 Ben Elliston <bje@au.ibm.com>
20107 * config/rs6000/linux-unwind.h (get_regs): Remove type
20108 puns. Change the type of `pc' to an array of unsigned ints and
20109 update all users. Constify frame24.
20111 2009-04-22 DJ Delorie <dj@redhat.com>
20113 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20114 declarations before code.
20115 (current_function_special_page_vector): Likewise.
20116 (m32c_expand_insv): Silence a warning.
20118 2009-04-21 Taras Glek <tglek@mozilla.com>
20120 * alias.c: Update GTY annotations to new syntax.
20121 * basic-block.h: Likewise.
20122 * bitmap.h: Likewise.
20123 * c-common.h: Likewise.
20124 * c-decl.c: Likewise.
20125 * c-parser.c: Likewise.
20126 * c-pragma.c: Likewise.
20127 * c-tree.h: Likewise.
20128 * cfgloop.h: Likewise.
20129 * cgraph.h: Likewise.
20130 * config/alpha/alpha.c: Likewise.
20131 * config/arm/arm.h: Likewise.
20132 * config/avr/avr.h: Likewise.
20133 * config/bfin/bfin.c: Likewise.
20134 * config/cris/cris.c: Likewise.
20135 * config/darwin.c: Likewise.
20136 * config/frv/frv.c: Likewise.
20137 * config/i386/i386.c: Likewise.
20138 * config/i386/i386.h: Likewise.
20139 * config/i386/winnt.c: Likewise.
20140 * config/ia64/ia64.h: Likewise.
20141 * config/iq2000/iq2000.c: Likewise.
20142 * config/mips/mips.c: Likewise.
20143 * config/mmix/mmix.h: Likewise.
20144 * config/pa/pa.c: Likewise.
20145 * config/pa/pa.h: Likewise.
20146 * config/rs6000/rs6000.c: Likewise.
20147 * config/s390/s390.c: Likewise.
20148 * config/sparc/sparc.c: Likewise.
20149 * config/xtensa/xtensa.c: Likewise.
20150 * cselib.h: Likewise.
20151 * dbxout.c: Likewise.
20152 * dwarf2out.c: Likewise.
20153 * except.c: Likewise.
20154 * except.h: Likewise.
20155 * fixed-value.h: Likewise.
20156 * function.c: Likewise.
20157 * function.h: Likewise.
20158 * gimple.h: Likewise.
20159 * integrate.c: Likewise.
20160 * optabs.c: Likewise.
20161 * output.h: Likewise.
20162 * real.h: Likewise.
20164 * stringpool.c: Likewise.
20165 * tree-data-ref.c: Likewise.
20166 * tree-flow.h: Likewise.
20167 * tree-scalar-evolution.c: Likewise.
20168 * tree-ssa-address.c: Likewise.
20169 * tree-ssa-alias.h: Likewise.
20170 * tree-ssa-operands.h: Likewise.
20171 * tree.c: Likewise.
20172 * tree.h: Likewise.
20173 * varasm.c: Likewise.
20174 * varray.h: Likewise.
20176 * coretypes.h: Do not define GTY macro if it is already defined.
20177 * doc/gty.texi: Update GTY documentation to new syntax.
20178 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20179 annotations on structs.
20180 * gengtype-parse.c: Likewise.
20182 2009-04-22 Mark Heffernan <meheff@google.com>
20184 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20186 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20188 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20191 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20193 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20194 the same as a PLUS without a shift. Increase the cost of a
20197 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20199 * Makefile.in: Update dependencies.
20200 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20201 * errors.h: Remove bogus comment about compatibility.
20202 (warning): Update declaration.
20203 * genautomata.c: Update all calls to warning.
20204 * gimple.c: Do not include errors.h. Include toplev.h.
20205 * tree-ssa-structalias.c: Do not include errors.h.
20206 * omega.c: Likewise.
20207 * tree-ssa-reassoc.c: Likewise.
20208 * config/spu/spu-c.c: Likewise.
20209 * config/spu/t-spu-elf: Update dependencies.
20211 2009-04-22 Richard Guenther <rguenther@suse.de>
20213 PR tree-optimization/39824
20214 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20215 make sure the types are compatible.
20217 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20220 * c-common.c (c_parse_error): Take a token_flags parameter.
20221 Use token_type for the token type instead.
20222 Pass token_flags to cpp_type2name.
20223 * c-common.h (c_parse_error): Update declaration.
20224 * c-parser.c (c_parser_error): Pass 0 as token flags.
20226 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20228 PR rtl-optimization/39580
20229 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20231 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20233 * function.c (expand_function_end): Do not emit a jump to the "naked"
20234 return label for fall-through returns.
20235 * except.c (sjlj_emit_function_exit): Always place the call to the
20236 unregister function at the location installed by expand_function_end.
20238 2009-04-22 Richard Guenther <rguenther@suse.de>
20240 PR tree-optimization/39845
20241 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20242 (gen_inbound_check): Likewise.
20244 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20246 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20248 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20249 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20251 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20253 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20254 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20255 shift counts to avoid out-of-bounds array accesses.
20257 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20259 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20260 (Pmode): Move above.
20262 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20264 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20265 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20266 GET_CODE macro. Use IN_RANGE macro where appropriate.
20267 * config/alpha/alpha.h: Ditto.
20268 * config/alpha/alpha.md: Ditto.
20269 * config/alpha/constraints.md: Ditto.
20270 * config/alpha/predicates.md: Ditto.
20272 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20274 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20275 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20276 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20277 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20278 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20279 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20280 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20281 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20282 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20283 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20284 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20285 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20286 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20287 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20288 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20289 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20290 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20291 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20292 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20293 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20294 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20295 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20296 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20297 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20298 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20299 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20300 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20302 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20304 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20305 references from comments.
20306 * cfgbuild.c: (count_basic_blocks): Delete.
20307 (find_basic_blocks_1): Delete.
20308 (find_basic_blocks): Delete.
20309 * except.c (finish_eh_generation): Make static. Move comment from
20310 except.h here. Remove find_basic_blocks references from comments.
20311 * except.h (finish_eh_generation): Delete.
20312 * basic-block.h (find_basic_blocks): Delete.
20313 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20315 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20317 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20318 (sdbout_parms): Likewise.
20320 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20322 * config/sh/sh.c (prepare_cbranch_operands): Use
20323 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20324 (expand_cbranchdi4): Likewise.
20325 (from_compare): Add cast to enum type.
20326 (expand_cbranchsi4): Use add_reg_note.
20327 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20328 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20329 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20330 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20331 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20332 instead of CODE_FOR_nothing.
20333 (cbranchdi4): Likewise. Fix the order of arguments for
20335 (push_fpscr): Use add_reg_note.
20336 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20337 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20339 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20341 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20342 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20343 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20344 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20345 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20346 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20347 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20348 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20349 config/alpha/x-vms, config/arc/t-arc,
20350 config/arm/README-interworking, config/arm/arm-c.c,
20351 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20352 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20353 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20354 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20355 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20356 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20357 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20358 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20359 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20360 config/cris/t-elfmulti, config/crx/t-crx,
20361 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20362 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20363 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20364 config/h8300/t-h8300, config/i386/athlon.md,
20365 config/i386/darwin-libgcc.10.4.ver,
20366 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20367 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20368 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20369 config/i386/t-linux64, config/i386/t-nwld,
20370 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20371 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20372 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20373 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20374 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20375 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20376 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20377 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20378 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20379 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20380 config/m68k/t-uclinux, config/mcore/t-mcore,
20381 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20382 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20383 config/mips/crtn.asm, config/mips/irix-crti.asm,
20384 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20385 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20386 config/mips/mips-fixed.md, config/mips/sb1.md,
20387 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20388 config/mips/t-iris6, config/mips/t-isa3264,
20389 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20390 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20391 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20392 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20393 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20394 config/mn10300/t-linux, config/mn10300/t-mn10300,
20395 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20396 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20397 config/picochip/libgccExtras/clzsi2.asm,
20398 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20399 config/rs6000/darwin-libgcc.10.4.ver,
20400 config/rs6000/darwin-libgcc.10.5.ver,
20401 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20402 config/rs6000/t-aix43, config/rs6000/t-aix52,
20403 config/rs6000/t-darwin, config/rs6000/t-fprules,
20404 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20405 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20406 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20407 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20408 config/rs6000/t-rtems, config/rs6000/t-spe,
20409 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20410 config/score/t-score-elf, config/sh/divcost-analysis,
20411 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20412 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20413 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20414 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20415 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20416 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20417 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20418 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20419 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20420 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20421 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20422 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20423 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20424 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20425 * config/h8300/genmova.sh: Include copyright and license notices
20426 in generated output.
20427 * config/h8300/mova.md: Regenerate.
20428 * doc/install.texi2html: Include word "Copyright" in copyright
20429 notice and use name "Free Software Foundation, Inc.".
20430 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20431 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20432 ChangeLog-2007, ChangeLog-2008: Correct dates.
20434 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20436 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20437 NE_EXPR operations as well.
20438 * c-parser.c (c_parser_condition): Do not set location information on
20440 (c_parser_conditional_expression): Likewise.
20441 (c_parser_binary_expression): Set location information on operators.
20442 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20443 TRUTH_NOT_EXPR has been folded.
20444 * fold-const.c (fold_truth_not_expr): Copy location information from
20445 the incoming expression to the outgoing one.
20446 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20447 recursive calls on the LHS of the operator but pass that of the
20448 operator to recursive calls on the RHS of the operator. Set it
20450 (shortcut_cond_expr): Set the locus of the operator on the second
20451 COND_EXPR and that of the expression on the first in degenerate cases.
20452 Pass the locus of the expression to calls to shortcut_cond_r.
20453 Set the locus of the 'then' block on the associated jump, if any.
20454 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20455 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20456 expression to call to gimplify_boolean_expr.
20458 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20460 * config.gcc: Add additional configuration for
20461 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20462 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20463 (CPP_SPEC): Redefine for allowing -municode option.
20464 (STARTFILE_SPEC): Likewise.
20465 * config/i386/t-mingw-w64: New.
20466 * config/i386/mingw-w64.opt: New.
20467 (municode): Add new target option.
20468 * doc/invoke.texi (municode): Add documentation for new option.
20470 2009-04-21 Ian Lance Taylor <iant@google.com>
20472 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20473 Correct test for number of arguments.
20474 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20476 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20478 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20479 argument of emit_library_call.
20481 2009-04-21 Richard Guenther <rguenther@suse.de>
20483 PR middle-end/39829
20484 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20485 inside VIEW_CONVERT_EXPRs.
20487 2009-04-21 Martin Jambor <mjambor@suse.cz>
20489 * tree-switch-conversion.c (build_constructors): Split a long line.
20490 (constructor_contains_same_values_p): New function.
20491 (build_one_array): Create assigns of constants if possible, do not
20492 call mark_sym_for_renaming, call update_stmt.
20493 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20494 make_rename_temp. Do not call mark_symbols_for_renaming, call
20496 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20497 find_new_referenced_vars, call update_stmt.
20498 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20499 instead of calling make_rename_temp. Do not call
20500 find_new_referenced_vars or mark_symbols_for_renaming, call
20503 2009-04-21 Richard Guenther <rguenther@suse.de>
20505 PR tree-optimization/39827
20506 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20507 (tree_ssa_phiprop): Pass the correct array size.
20509 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20511 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20513 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20516 * c-typeck.c (lvalue_p): Move declaration ...
20517 * c-common.h (lvalue_p): ... to here.
20518 * c-common.c (candidate_equal_p): New.
20519 (add_tlist): Use it.
20520 (merge_tlist): Use it.
20521 (warn_for_collisions_1): Likewise.
20522 (warning_candidate_p): Accept more candidates.
20523 (verify_tree): A warning candidate can be an expression. Use
20526 2009-04-21 Ben Elliston <bje@au.ibm.com>
20529 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20530 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20531 options. Remove -mcall-solaris documentation.
20533 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20536 * doc/invoke.texi (-Wlong-long): Update description.
20537 * c-lex (interpret_integer): Only warn if there was no previous
20538 overflow and -Wlong-long is enabled.
20539 * c-decl.c (declspecs_add_type): Drop redundant flags.
20540 * c.opt (Wlong-long): Init to -1.
20541 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20542 and front-end warn_long_long. Wlong-long only depends on other
20543 flags if it is uninitialized.
20544 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20545 the same for CPP and FE.
20546 (restore_extension_diagnostics): Likewise.
20548 2009-04-20 Ian Lance Taylor <iant@google.com>
20550 Fix enum conversions which are invalid in C++:
20551 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20552 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20553 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20554 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20555 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20556 (dbxout_parms): Likewise.
20557 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20558 (df_clear_flags): Likewise.
20559 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20560 top_flag parameter to int.
20561 (df_chain_create_bb_process_use): Likewise.
20562 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20564 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20565 (df_ref_create_structure, df_def_record_1): Likewise.
20566 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20567 (df_notes_rescan): Change 0 to VOIDmode in function call.
20568 (df_get_call_refs, df_insn_refs_collect): Likewise.
20569 (df_bb_regs_collect): Likewise.
20570 (df_entry_block_defs_collect): Likewise.
20571 (df_exit_block_uses_collect): Likewise.
20572 * df.h: Update declarations.
20573 * double-int.c (double_int_divmod): Add cast to enum type.
20574 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20575 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20576 (based_loc_descr): Likewise.
20577 (loc_descriptor_from_tree_1): Change first_op and second_op to
20578 enum dwarf_location_atom. Add cast to enum type.
20579 * expmed.c (init_expmed): Change 0 to SET in function call.
20580 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20581 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20582 (do_store_flag): Likewise.
20583 * fixed-value.h (struct fixed_value): Change mode to enum
20585 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20586 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20588 (insert_insn_decl, insert_decl, insert_state): Likewise.
20589 (automata_list_finish): Likewise.
20590 * genrecog.c (process_define_predicate): Add cast to enum type.
20591 * gensupport.c (init_predicate_table): Add cast to enum type.
20592 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20594 (gimple_build_call_1, gimple_build_label): Likewise.
20595 (gimple_build_goto, gimple_build_asm_1): Likewise.
20596 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20597 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20598 (enum fallback): Rename from enum fallback_t.
20599 (fallback_t): Typedef as int.
20600 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20601 GSI_SAME_STMT in function call.
20602 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20604 (setup_reg_class_relations): Likewise.
20605 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20606 (setup_prohibited_class_mode_regs): Add cast to enum type.
20607 (setup_prohibited_mode_move_regs): Likewise.
20608 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20609 (record_address_regs): Change i to enum reg_class.
20610 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20611 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20612 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20613 (GET_MODE_2XWIDER_MODE): Likewise.
20614 (GET_CLASS_NARROWEST_MODE): Likewise.
20615 * omp-low.c (expand_omp_for): Add cast to enum type.
20616 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20617 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20618 * postreload.c (reload_cse_simplify_operands): Change rclass local
20620 * predict.c (combine_predictions_for_insn): Change best_predictor
20621 and predictor to enum br_predictor.
20622 (combine_predictions_for_bb): Likewise.
20623 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20624 use SET_PREDICT_EXPR_OUTCOME.
20625 * real.c (real_arithmetic): Change icode to code in function call.
20626 * reginfo.c (init_move_cost): Add casts to enum type.
20627 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20628 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20630 * reload.c (find_valid_class): Add casts to enum type.
20631 (push_reload): Change 0 to NO_REGS in function call.
20632 (find_reloads): Change this_alternative to array of enum
20633 reg_class. Remove some now-unnecessary casts.
20634 (make_memloc): Change 0 to VOIDmode in function call.
20635 * reload1.c (reload): Change 0 to VOIDmode in function call.
20636 (eliminate_regs_1, elimination_effects): Likewise.
20637 (eliminate_regs_in_insn): Likewise.
20638 (emit_input_reload_insns): Add cast to enum type.
20639 (delete_output_reload): Change 0 to VOIDmode in function call.
20640 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20641 to enum type in function call.
20642 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20643 (SET_PREDICT_EXPR_OUTCOME): Define.
20644 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20645 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20646 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20647 (dump_function): Likewise.
20648 * tree-dump.h: Update declarations.
20649 * tree-pass.h: Update declarations.
20650 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20651 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20653 (arm_rtx_costs_1): Correct parenthesization.
20654 (arm_rtx_costs): Add casts to enum type.
20655 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20656 (vfp_emit_fstmd): Use add_rg_note.
20657 (emit_multi_reg_push, emit_sfm): Likewise.
20658 (thumb_set_frame_pointer): Likewise.
20659 (arm_expand_prologue): Likewise.
20660 (arm_regno_class): Change return type to enum reg_class.
20661 (thumb1_expand_prologue): Use add_reg_note.
20662 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20663 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20665 * config/arm/gentune.sh: Add cast to enum type.
20666 * config/arm/arm-tune.md: Rebuild.
20667 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20668 (ix86_split_fp_branch, predict_jump): Likewise.
20669 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20670 insn_code to enum rtx_code.
20671 (ix86_builtin_vectorized_function): Add cast to enum type.
20672 * config/i386/i386.md (truncdfsf2): Change slot to enum
20674 (truncxf<mode>2, isinf<mode>2): Likewise.
20675 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20677 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20678 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20679 (insert_bundle_state): Change 1 to INSERT in function call.
20680 (ia64_add_bundle_selector_before): Likewise.
20681 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20682 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20683 (restore_stack_nonlocal): Likewise.
20684 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20686 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20688 (mips_rtx_costs): Likewise.
20689 (mips_override_options): Add casts to enum type.
20690 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20692 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20693 (store_reg, set_reg_plus_d): Likewise.
20694 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20695 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20697 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20699 (emit_unlikely_jump): Use add_reg_note.
20700 (rs6000_emit_allocate_stack): Likewise.
20701 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20702 (output_toc): Change 1 to INSERT in function call.
20703 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20704 (rs6000_initialize_trampoline): Likewise.
20705 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20707 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20708 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20709 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20710 (save_gprs): Use add_reg_note.
20711 (s390_emit_prologue): Likewise.
20712 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20713 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20714 (sparc_fold_builtin): Add cast to enum type.
20715 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20717 (spu_expand_prologue): Use add_reg_note.
20718 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20720 2009-04-20 Ian Lance Taylor <iant@google.com>
20722 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20723 (c_parser_postfix_expression_after_primary): Get VEC for list of
20724 arguments. Get original types of arguments. Call
20725 build_function_call_vec.
20726 (cached_expr_list_1, cached_expr_list_2): New static variables.
20727 (c_parser_expr_list): Change return type to VEC *. Add
20728 p_orig_types parameter. Change all callers.
20729 (c_parser_release_expr): New static function.
20730 (c_parser_vec_to_tree_list): New static function.
20731 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20732 call build_function_call_vec.
20733 (build_function_call_vec): New function, based on old
20734 build_function_call.
20735 (convert_arguments): Remove nargs and argarray parameters. Change
20736 values to a VEC. Add origtypes parameter.
20737 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20738 (convert_for_assignment): Add origtype parameter. Change all
20739 callers. If warn_cxx_compat, check for conversion to an enum
20740 type when calling a function.
20741 (store_init_value): Add origtype parameter. Change all callers.
20742 (digest_init): Likewise.
20743 (struct init_node): Add origtype field.
20744 (add_pending_init): Add origtype parameter. Change all callers.
20745 (output_init_element): Likewise.
20746 (output_pending_init_elements): Pass origtype from init_node to
20747 output_init_element.
20748 (process_init_element): Pass origtype from c_expr to
20749 output_init_element.
20750 (c_finish_return): Add origtype parameter. Change all callers.
20751 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20753 (sync_resolve_params): Likewise.
20754 (sync_resolve_return): Change params to first_param. Change caller.
20755 (resolve_overloaded_builtins): Change params to VEC *. Change
20756 callers. Save first parameter around call to build_function_call_vec.
20757 * c-decl.c (finish_decl): Add origtype parameter. Change all
20758 callers. Call build_function_call_vec rather than
20759 build_function_call for cleanup.
20760 * c-tree.h: Update declarations.
20761 * c-common.h: Update declarations.
20762 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20763 params to first_param.
20764 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20765 params parameter from tree to void *.
20766 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20767 Change arglist parameter to have type void *, and to be a pointer
20769 * config/rs6000/rs6000-protos.h
20770 (altivec_resolve_overloaded_builtin): Update declaration.
20771 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20772 fnargs parameter to have type void *, and to be a pointer to a
20773 VEC. Call build_function_call_vec instead of
20774 build_function_call.
20775 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20777 2009-04-20 Joey Ye <joey.ye@intel.com>
20778 Xuepeng Guo <xuepeng.guo@intel.com>
20779 H.J. Lu <hongjiu.lu@intel.com>
20781 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20783 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20784 (IX86_LEA_PRIORITY): Likewise.
20785 (distance_non_agu_define): New function.
20786 (distance_agu_use): Likewise.
20787 (ix86_lea_for_add_ok): Likewise.
20788 (ix86_dep_by_shift_count): Likewise.
20790 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20791 should split for LEA.
20793 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20795 (ix86_dep_by_shift_count): Likewise.
20797 2009-04-20 Richard Guenther <rguenther@suse.de>
20799 * expr.c (handled_component_p): Move ...
20800 * tree.h (handled_component_p): ... here.
20801 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20802 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20803 and REALPART_EXPR to be in one group.
20805 2009-04-20 Richard Guenther <rguenther@suse.de>
20807 * basic-block.h (get_all_dominated_blocks): Declare.
20808 * dominance.c (get_all_dominated_blocks): New function.
20809 * tree-cfg.c (get_all_dominated_blocks): Remove.
20810 (remove_edge_and_dominated_blocks): Adjust.
20811 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20812 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20813 instead of recursing.
20815 2009-04-20 Doug Kwan <dougkwan@google.com>
20817 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20818 (struct cgraph_node_set_def): New type.
20819 (cgraph_node_set) New type. Also declare vector functions.
20820 (struct cgraph_node_set_element_def): New type.
20821 (cgraph_node_set_element): Ditto.
20822 (cgraph_node_set_iterator): New iterator type.
20823 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20824 cgraph_node_set_remove, dump_cgraph_node_set,
20825 debug_cgraph_node_set): New prototypes.
20826 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20827 cgraph_node_set_size): New inlines.
20828 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20829 including cgraph.h.
20830 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20831 argument to function 'write_summary'.
20832 * ipa.c: Include ggc.h.
20833 (hash_cgraph_node_set_element,
20834 eq_cgraph_node_set_element, cgraph_node_set_new,
20835 cgraph_node_set_add, cgraph_node_set_remove,
20836 cgraph_node_set_find, dump_cgraph_node_set,
20837 debug_cgraph_node_set): New functions.
20838 * Makefile.in (ipa.o): Add dependency on GGC_H.
20840 2009-04-20 Ira Rosen <irar@il.ibm.com>
20842 PR tree-optimization/39675
20843 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20844 check of the return code of vect_schedule_slp. Check that
20845 stmt_vec_info still exists for the statement, before checking its
20846 vectorization type.
20848 2009-04-20 Michael Matz <matz@suse.de>
20850 * Makefile.in (generated_files): Take out $(simple_generated_c).
20852 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20854 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20855 (UINTPTR_TYPE): Likewise.
20857 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20860 * c-typeck.c (digest_init): Check for initializing an array with a
20863 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20866 * c-semantics.c (pop_stmt_list): Propagate
20867 STATEMENT_LIST_HAS_LABEL to parent statement list.
20869 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20871 * config/mips/mips.h (mips_tune_attr): New macro.
20872 * config/mips/mips.md (cpu): Use it.
20874 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20877 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20880 2009-04-19 Diego Novillo <dnovillo@google.com>
20882 * toplev.c (compile_file): Move call to coverage_finish ...
20883 * cgraphunit.c (ipa_passes): ... here.
20884 Call cgraph_process_new_functions.
20885 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20886 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20888 2009-04-19 Jan Hubicka <jh@suse.cz>
20890 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20892 (dump_cgraph_node): Dump can throw external flag.
20893 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20895 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20899 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20900 * common.opt (Wlogical-op): Move from here...
20901 * c.opt (Wlogical-op): ... to here.
20902 * c-typeck.c (parser_build_binary_op): Update call to
20903 warn_logical_operator.
20904 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20906 * c-common.c (warn_logical_op): Update.
20907 * c-common.h (warn_logical_op): Update declaration.
20909 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20911 * tree.c (protected_set_expr_location): Fix formatting.
20913 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20916 * c-typeck.c (readonly_warning): new.
20917 (build_unary_op, build_modify_expr): Use readonly_warning for
20918 storing into something readonly but not const-qualified.
20920 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20923 * c-typeck.c (build_unary_op): Check for taking address of
20924 expression of type void.
20926 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20929 * c-typeck.c (build_function_call): Check for calling a function
20930 with qualified void return types. Call require_complete_type when
20933 2009-04-18 Jan Hubicka <jh@suse.cz>
20935 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20937 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20938 can_throw_external flag.
20939 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20940 * ipa-pure-const.c (ignore_edge): New function.
20941 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20942 only over can_throw_external edges.
20943 (local_pure_const): Add nothrow flag.
20944 * ipa-utils.c (searchc): Add ignore_edge callback.
20945 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20946 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20947 (set_nothrow_function_flags): Update cgraph.
20948 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20950 2009-04-18 Richard Guenther <rguenther@suse.de>
20952 PR middle-end/39804
20953 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20954 (fold_stmt): ... this and ...
20955 (fold_stmt_inplace): ... this.
20956 (fold_stmt_1): Fold references in calls and asms.
20957 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20959 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20961 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20962 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20964 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20966 * tree.c (function_args_count): Remove.
20967 * tree.h: Remove the prototype for function_args_count.
20969 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20971 * tree-iterator.c (expr_only): Remove.
20972 * tree.h: Remove the prototype for expr_only.
20974 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20976 * reginfo.c (cannot_change_mode_set_regs): Remove.
20977 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20979 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20981 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20982 whether operands 0 and 1 overlaps.
20984 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20986 PR middle-end/36902
20987 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20988 pointer. Use warning_at instead of warning.
20989 (search_for_addr_array): Likewise.
20990 (check_array_bounds): Likewise.
20991 (check_all_array_refs): Check that the incoming edge is not in the
20992 list of edges to be removed.
20993 (check_all_array_refs): Avoid the temporal pointer.
20994 (vrp_visit_cond_stmt): Fix typo.
20995 (simplify_switch_using_ranges): Handle the case where the switch
20996 index is an integer constant.
20998 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21000 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21002 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21004 * doc/extend.texi, doc/invoke.texi: Fix typos.
21006 2009-04-17 Cary Coutant <ccoutant@google.com>
21008 * tree-flow-inline.h (get_lineno): Fix inverted test.
21010 2009-04-17 Diego Novillo <dnovillo@google.com>
21012 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21013 assertion for AVAIL_OUT.
21015 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21018 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21019 * config/sh/linux-atomic.asm: Likewise.
21021 2009-04-17 Diego Novillo <dnovillo@google.com>
21023 * except.c (debug_eh_tree): New.
21024 (struct eh_region, struct eh_status): Move ...
21025 * except.h: ... here.
21026 (add_type_for_runtime): Declare extern.
21027 (lookup_type_for_runtime): Likewise.
21028 (debug_eh_tree): Declare.
21029 * Makefile.in (GTFILES): List except.h before except.c
21031 2009-04-17 Diego Novillo <dnovillo@google.com>
21033 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21034 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21035 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21036 (find_vars_r): ... here.
21037 * tree-flow.h (find_referenced_vars_in): Declare.
21038 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21039 that AVAIL_OUT exists for BLOCK.
21040 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21041 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21042 (tree-parloops.o): Likewise.
21044 2009-04-17 Simon Baldwin <simonb@google.com>
21046 * toplev.c (default_tree_printer): Add handling for %E format.
21048 2009-04-17 Diego Novillo <dnovillo@google.com>
21050 * tree-pretty-print.c (dump_generic_node): Add break after
21051 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21052 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21053 FUNCTION_TYPE together. Call print_struct_decl when printing
21054 structures and TDF_SLIM is not given.
21055 (print_struct_decl): Fix logic for detecting recursion.
21057 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21060 * gcc.c (create_at_file): New.
21061 (compile_input_file_p): New.
21062 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21063 * main.c (main): Update call to toplev_main.
21064 * toplev.c (toplev_main): Change signature. Call expandargv.
21065 * toplev.h (toplev_main): Change signature.
21067 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21069 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21070 if the latter is not constant.
21072 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21074 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21076 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21078 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21079 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21081 2009-04-17 Richard Guenther <rguenther@suse.de>
21083 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21084 Handle component references view-converting an invariant address.
21086 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21088 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21089 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21090 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21091 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21092 Use @deftypevr rather than @deftypevar.
21094 2009-04-17 Richard Guenther <rguenther@suse.de>
21096 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21097 (get_prop_source_stmt): Likewise.
21098 (can_propagate_from): Likewise.
21100 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21102 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21103 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21104 (--with-multilib-list): Add default value.
21105 * configure: Regenerate.
21106 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21107 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21108 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21109 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21110 Don't add default cpu to multilib list unnecessarily, but do enable
21111 the relevant compiler option..
21112 Add support for --with-multilib-list=<blank> and
21113 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21114 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21115 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21116 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21117 TM_MULTILIB_CONFIG.
21118 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21119 (MULTILIB_OSDIRNAMES): New variable.
21120 * config/sh/t-1e: Delete file.
21121 * config/sh/t-mlib-sh1: Delete file.
21122 * config/sh/t-mlib-sh2: Delete file.
21123 * config/sh/t-mlib-sh2a: Delete file.
21124 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21125 * config/sh/t-mlib-sh2a-single: Delete file.
21126 * config/sh/t-mlib-sh2a-single-only: Delete file.
21127 * config/sh/t-mlib-sh2e: Delete file.
21128 * config/sh/t-mlib-sh3e: Delete file.
21129 * config/sh/t-mlib-sh4: Delete file.
21130 * config/sh/t-mlib-sh4-nofpu: Delete file.
21131 * config/sh/t-mlib-sh4-single: Delete file.
21132 * config/sh/t-mlib-sh4-single-only: Delete file.
21133 * config/sh/t-mlib-sh4a: Delete file.
21134 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21135 * config/sh/t-mlib-sh4a-single: Delete file.
21136 * config/sh/t-mlib-sh4a-single-only: Delete file.
21137 * config/sh/t-mlib-sh4al: Delete file.
21138 * config/sh/t-mlib-sh5-32media: Delete file.
21139 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21140 * config/sh/t-mlib-sh5-64media: Delete file.
21141 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21142 * config/sh/t-mlib-sh5-compact: Delete file.
21143 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21144 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21145 * doc/install.texi (Options specification): Add
21146 --with-multilib-list and --with-endian.
21148 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21150 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21152 (OBJS-common): Add plugin-version.o.
21153 (plugin-version.o): New.
21154 * gcc-plugin.h (plugin_gcc_version): New.
21155 (plugin_default_version_check): New.
21156 (plugin_init_func, plugin_init): Add version argument.
21157 * plugin-version.c: New.
21158 * plugin.c (str_plugin_gcc_version_name): New.
21159 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21160 pass it to the init function.
21161 (plugin_default_version_check): New.
21163 2009-04-17 Richard Guenther <rguenther@suse.de>
21165 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21166 for decl-vs-decl disambiguation.
21168 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21170 * config/s390/s390.h (s390_tune_attr): New macro definition.
21171 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21173 2009-04-17 Richard Guenther <rguenther@suse.de>
21175 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21176 (fold_stmt_r): Likewise.
21177 (maybe_fold_reference): New function.
21178 (fold_gimple_assign): Handle cases fold_stmt_r did.
21179 (fold_stmt): Do not use fold_stmt_r.
21180 (fold_stmt_inplace): Likewise.
21182 2009-04-17 Richard Guenther <rguenther@suse.de>
21184 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21185 (record_equivalences_from_stmt): Remove useless checks and
21187 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21188 the type is already suitable.
21190 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21192 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21194 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21196 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21197 (CMPtype): Define as __gcc_CMPtype.
21199 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21201 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21202 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21204 2009-04-17 Richard Guenther <rguenther@suse.de>
21206 PR tree-optimization/39746
21207 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21208 special-casing for builtins and static variable use/def.
21209 (call_may_clobber_ref_p_1): Likewise.
21211 2009-04-16 Ian Lance Taylor <iant@google.com>
21213 * df.h: Include "timevar.h".
21214 (struct df_problem): Change tv_id field to timevar_id_t.
21215 * tree-pass.h: Include "timevar.h".
21216 (struct opt_pass): Change tv_id field to timevar_id_t.
21217 * timevar.h (timevar_id_t): Define TV_NONE.
21218 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21219 TV_NONE rather than tv_id != 0.
21220 (execute_one_pass): Likewise.
21221 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21222 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21223 dependencies to $(TREE_PASS_H).
21224 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21226 (pass_branch_target_load_optimize2): Likewise.
21227 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21228 (pass_outof_cfg_layout_mode): Likewise.
21229 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21230 (pass_rebuild_cgraph_edges): Likewise.
21231 (pass_remove_cgraph_callee_edges): Likewise.
21232 * df-core.c (pass_df_initialize_opt): Likewise.
21233 (pass_df_initialize_no_opt): Likewise.
21234 (pass_df_finish): Likewise.
21235 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21236 * except.c (pass_set_nothrow_function_flags): Likewise.
21237 (pass_convert_to_eh_region_ranges): Likewise.
21238 * final.c (pass_compute_alignments): Likewise.
21239 * function.c (pass_instantiate_virtual_regs): Likewise.
21240 (pass_init_function): Likewise.
21241 (pass_leaf_regs): Likewise.
21242 (pass_match_asm_constraints): Likewise.
21243 * gimple-low.c (pass_lower_cf): Likewise.
21244 (pass_mark_used_blocks): Likewise.
21245 * init-regs.c (pass_initialize_regs): Likewise.
21246 * integrate.c (pass_initial_value_sets): Likewise.
21247 * ira.c (pass_ira): Likewise.
21248 * jump.c (pass_cleanup_barriers): Likewise.
21249 * omp-low.c (pass_expand_omp): Likewise.
21250 (pass_lower_omp): Likewise.
21251 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21252 * recog.c (pass_split_all_insns): Likewise.
21253 (pass_split_after_reload): Likewise.
21254 (pass_split_before_regstack): Likewise.
21255 (pass_split_before_sched2): Likewise.
21256 (pass_split_for_shorten_branches): Likewise.
21257 * reginfo.c (pass_reginfo_init): Likewise.
21258 (pass_subregs_of_mode_init): Likewise.
21259 (pass_subregs_of_mode_finish): Likewise.
21260 * passes.c (pass_postreload): Likewise.
21261 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21262 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21263 (pass_warn_function_return): Likewise.
21264 (pass_warn_function_noreturn): Likewise.
21265 * tree-complex.c (pass_lower_complex): Likewise.
21266 (pass_lower_complex_O0): Likewise.
21267 * tree-if-conv.c (pass_if_conversion): Likewise.
21268 * tree-into-ssa.c (pass_build_ssa): Likewise.
21269 * tree-mudflap.c (pass_mudflap_1): Likewise.
21270 (pass_mudflap_2): Likewise.
21271 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21272 (pass_mudflap_2): Likewise.
21273 * tree-nrv.c (pass_return_slot): Likewise.
21274 * tree-object-size.c (pass_object_sizes): Likewise.
21275 * tree-optimize.c (pass_all_optimizations): Likewise.
21276 (pass_early_local_passes): Likewise.
21277 (pass_all_early_optimizations): Likewise.
21278 (pass_cleanup_cfg): Likewise.
21279 (pass_cleanup_cfg_post_optimizing): Likewise.
21280 (pass_free_datastructures): Likewise.
21281 (pass_free_cfg_annotations): Likewise.
21282 (pass_fixup_cfg): Likewise.
21283 (pass_init_datastructures): Likewise.
21284 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21285 (pass_late_warn_uninitialized): Likewise.
21286 (pass_update_address_taken): Likewise.
21287 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21288 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21289 (pass_cse_sincos): Likewise.
21290 (pass_convert_to_rsqrt): Likewise.
21291 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21292 * tree-stdarg.c (pass_stdarg): Likewise.
21293 * tree-tailcall.c (pass_tail_recursion): Likewise.
21294 (pass_tail_calls): Likewise.
21295 * tree-vect-generic.c (pass_lower_vector): Likewise.
21296 (pass_lower_vector_ssa): Likewise.
21297 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21299 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21301 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21303 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21305 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21306 logical and signext.
21308 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21311 * config/sh/predicates.md (arith_operand): Check if the operand
21312 of TRUNCATE is a REG.
21314 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21316 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21317 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21319 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21321 * tree-iterator.c (tsi_split_statement_list_after,
21322 tsi_split_statement_list_before): Remove.
21323 * tree-iterator.h: Remove the prototypes for
21324 tsi_split_statement_list_after and tsi_split_statement_list_before.
21326 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21328 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21329 * tree-ssa-propagate.h: Remove the prototype for
21330 stmt_makes_single_load.
21332 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21334 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21335 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21337 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21339 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21341 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21343 * except.c (eh_region_outer_p): Remove.
21344 * except.h: Remove the prototype for eh_region_outer_p.
21346 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21348 * function.c (current_function_assembler_name): Remove.
21349 * function.h: Remove the prototype for
21350 current_function_assembler_name.
21352 2009-04-16 Ian Lance Taylor <iant@google.com>
21354 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21355 (add_reg_note): Call alloc_reg_note.
21356 * rtl.h (alloc_reg_note): Declare.
21357 * combine.c (try_combine): Use alloc_reg_note.
21358 (recog_for_combine, move_deaths): Likewise.
21359 (distribute_notes): Use alloc_reg_note and add_reg_note.
21360 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21361 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21362 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21364 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21366 PR rtl-optimization/39762
21367 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21368 ira_may_move_out_cost): Add comments about way of their usage.
21369 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21371 * ira-conflicts.c (process_regs_for_copy): Use function
21372 ira_get_register_move_cost instead of global
21373 ira_register_move_cost.
21375 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21376 color_pass, move_spill_restore, update_curr_costs): Ditto.
21378 * ira-lives.c (process_single_reg_class_operands): Ditto.
21380 * ira-emit.c (emit_move_list): Ditto.
21382 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21383 (record_reg_classes): Ditto. Use functions
21384 ira_get_register_move_cost and ira_get_may_move_cost instead of
21385 global vars ira_register_move_cost, ira_may_move_out_cost and
21386 ira_may_move_in_cost.
21387 (record_address_regs): Don't call ira_init_register_move_cost.
21388 Use function ira_get_may_move_cost instead of global
21389 ira_may_move_in_cost.
21390 (process_bb_node_for_hard_reg_moves): Use function
21391 ira_get_register_move_cost instead of global ira_register_move_cost.
21392 (ira_costs): Don't call ira_init_register_move_cost.
21394 2009-04-16 Richard Guenther <rguenther@suse.de>
21396 * tree-cfg.c (verify_gimple_assign_binary):
21397 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21398 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21399 (create_general_new_stmt): Note that this function is broken.
21401 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21403 * common.opt (fhelp): Add Var(help_flag).
21404 * gcc-plugin.h (plugin_info): Add help.
21405 * plugin.c (plugin_name_args): Add help.
21406 (register_plugin_info): Set plugin->help.
21407 (print_help_one_plugin): New.
21408 (print_plugins_help): New.
21409 * plugin.h (print_plugins_help): New.
21410 * toplev.c (toplev_main): Call print_plugins_help if needed.
21412 2009-04-16 Richard Guenther <rguenther@suse.de>
21414 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21415 (gimple_ior_addresses_taken_1): New function.
21416 (gimple_ior_addresses_taken): Likewise.
21417 * gimple.h (struct gimple_statement_with_ops_base): Remove
21418 addresses_taken member.
21419 (gimple_ior_addresses_taken): Declare.
21420 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21421 gimple_set_addresses_taken): Remove.
21422 * ipa-reference.c (mark_address): New function.
21423 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21424 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21425 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21426 (gimple_add_to_addresses_taken): Remove.
21427 (get_tmr_operands): Call mark_address_taken.
21428 (get_asm_expr_operands): Likewise.
21429 (get_expr_operands): Likewise.
21430 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21431 (free_stmt_operands): Do not free it.
21432 * tree-ssa.c (delete_tree_ssa): Likewise.
21433 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21435 2009-04-16 Richard Guenther <rguenther@suse.de>
21437 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21438 (walk_stmt_load_store_ops): Likewise.
21439 * gimple.c (get_base_loadstore): New function.
21440 (walk_stmt_load_store_addr_ops): Likewise.
21441 (walk_stmt_load_store_ops): Likewise.
21442 * ipa-pure-const.c (check_op): Simplify.
21443 (check_load, check_store): New functions.
21444 (check_stmt): Use walk_stmt_load_store_ops.
21445 * ipa-reference.c (mark_load): Adjust signature.
21446 (mark_store): Likewise.
21447 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21449 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21451 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21452 (plugin_info): New.
21453 * opts.c (common_handle_option): Don't call print_version.
21454 * plugin.c (plugin_name_args): Add version.
21455 (register_plugin_info): New.
21456 (register_callback): Handle PLUGIN_INFO.
21457 (try_init_one_plugin): New.
21458 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21460 (finalize_one_plugin): New.
21461 (finalize_plugins): New.
21462 (print_one_plugin): New.
21463 (print_plugins_versions): New.
21464 * plugin.h (print_plugins_versions): New.
21465 (finalize_plugins): New.
21466 * toplev.c (compile_file): Don't call initialize_plugins.
21467 (print_version): Call print_plugins_versions.
21468 (toplev_main): Call initialize_plugins. Print version if needed.
21469 Call finalize_plugins.
21471 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21473 * common.opt (fversion): New.
21474 * gcc.c (print_version): New.
21475 (process_command): Don't print the version. Just set print_version.
21476 (main): Print version. Call subprocesses if print_version and
21477 verbose_flag are set.
21478 * opts.c (common_handle_option): Handle OPT_fversion.
21480 2009-04-16 Richard Guenther <rguenther@suse.de>
21481 Ira Rosen <irar@il.ibm.com>
21483 PR tree-optimization/39698
21484 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21485 type of the reduction variable. Only generate the def if
21488 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21489 make sure to first convert to an integer of the same precision.
21490 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21491 the type of the evolution correctly in computing the new
21492 induction variable base.
21494 2009-04-16 Richard Guenther <rguenther@suse.de>
21496 PR middle-end/39625
21497 * tree-cfg.c (make_blocks): Split statements with to-be
21498 abnormal SSA names on the lhs.
21500 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21502 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21503 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21504 * c-typeck.c (really_start_incremental_init): Likewise.
21505 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21506 (TARGET_INITIALIZER): Remove it.
21507 * target.h (struct target): Remove vector_opaque_p.
21508 * tree.c (build_opaque_vector_type): New.
21509 * tree.h (TYPE_VECTOR_OPAQUE): New.
21510 (build_opaque_vector_type): Declare.
21511 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21512 * config/rs6000/rs6000.c (build_opaque_vector_type,
21513 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21514 (rs6000_init_builtins): Use build_opaque_vector_type for
21515 opaque_V4SI_type_node.
21517 2009-04-15 Catherine Moore <clm@codesourcery.com>
21519 * debug.h (set_name): Declare.
21520 * dwarf2out.c (dwarf2out_set_name): Declare.
21521 (dwarf2_debug_hooks): Add set_name.
21522 (find_AT_string): New.
21523 (add_AT_string): Call find_AT_string.
21524 (dwarf2out_set_name): New.
21525 * cp/decl.c (grokdeclarator): Call set_name.
21526 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21527 * debug.c (do_nothing_debug_hooks): Likewise.
21528 * dbxout.c (dbx_debug_hooks): Likewise.
21529 * sdbout.c (sdb_debug_hooks): Likewise.
21531 2009-04-15 Michael Eager <eager@eagercon.com>
21533 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21534 reg for single-precision FPU.
21535 * config/rs6000/rs6000.md (movsi_internal1): Only for
21536 !TARGET_SINGLE_FPU.
21537 (movsi_internal1_single): New. Add pattern to move SI values to/from
21538 single-precision FP regs.
21540 2009-04-15 Richard Guenther <rguenther@suse.de>
21542 * omp-low.c (lower_rec_input_clauses): Build correct address
21544 (expand_omp_for_generic): Fix multiplication type.
21545 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21546 (generate_memset_zero): Fix types.
21547 * tree-profile.c (prepare_instrumented_value): Correctly
21550 2009-04-15 Ian Lance Taylor <iant@google.com>
21552 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21553 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21554 for -Wall and for -Wc++-compat.
21555 (c_common_post_options): For C++, set warn_enum_compare if not
21557 * c-tree.h (struct c_expr): Add field original_type.
21558 (build_external_ref): Update declaration.
21559 * c-parser.c (c_parser_braced_init): Set original_type.
21560 (c_parser_initelt): Likewise.
21561 (c_parser_expr_no_commas): Likewise.
21562 (c_parser_conditional_expression): Likewise.
21563 (c_parser_cast_expression): Likewise.
21564 (c_parser_unary_expression): Likewise. Pull setting of
21565 original_code to top of function.
21566 (c_parser_sizeof_expression): Set original_type.
21567 (c_parser_alignof_expression): Likewise.
21568 (c_parser_postfix_expression): Likewise. Pull setting of
21569 original_code to top of function.
21570 (c_parser_postfix_expression_after_paren_type): Set original_type.
21571 (c_parser_postfix_expression_after_primary): Likewise.
21572 (c_parser_expression): Likewise.
21573 * c-typeck.c (build_external_ref): Add type parameter. Change all
21575 (c_expr_sizeof_expr): Set original_type field.
21576 (parser_build_unary_op): Likewise.
21577 (parser_build_binary_op): Likewise. Optionally warn about
21578 comparisons of enums of different types.
21579 (digest_init): Set original_type field.
21580 (really_start_incremental_init): Likewise.
21581 (push_init_level, pop_init_level): Likewise.
21582 * doc/invoke.texi (Warning Options): -Wenum-compare now
21585 2009-04-15 Richard Guenther <rguenther@suse.de>
21587 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21588 out a necessary conversion.
21589 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21590 names we didn't value number.
21591 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21593 2009-04-15 Richard Guenther <rguenther@suse.de>
21595 PR tree-optimization/39764
21596 * tree-ssa-ccp.c (get_value): Canonicalize value with
21597 canonicalize_float_value.
21599 2009-04-15 Jan Hubicka <jh@suse.cz>
21601 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21602 Wrong version of patch.
21604 2009-04-15 Jan Hubicka <jh@suse.cz>
21606 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21608 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21610 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21611 our distinct integral and vector types.
21613 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21615 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21616 * init.c (build_vtbl_address): Remove call to assemble_external.
21618 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21620 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21621 output for other floating point modes.
21623 2009-04-14 Diego Novillo <dnovillo@google.com>
21625 * diagnostic.c (diagnostic_report_diagnostic): Do not
21626 warn about loaded plugins for DK_ERROR and DK_WARNING.
21627 * c-decl.c (declspecs_add_type): Move call to
21628 invoke_plugin_callbacks ...
21629 * c-parser.c (c_parser_declspecs): ... here.
21630 * plugin.c (dump_active_plugins): Tidy output.
21632 2009-04-14 Diego Novillo <dnovillo@google.com>
21633 Le-Chun Wu <lcwu@google.com>
21635 * configure.ac: Add --enable-plugin support.
21636 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21637 * Makefile.in (PLUGIN_H): Define.
21638 Export ENABLE_PLUGIN and GMPINC to site.exp.
21639 Add PLUGINLIBS to link command.
21640 Add/modify dependencies for plugin.o and files including plugin.h.
21642 * config.in: Regenerate.
21644 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21647 2009-04-14 Le-Chun Wu <lcwu@google.com>
21649 * tree-pass.h (register_one_dump_file): Add a prototype for
21650 register_one_dump_file.
21651 * toplev.c (compile_file): Call initialize_plugins.
21652 (do_compile): Call invoke_plugin_callbacks.
21653 (toplev_main): Call invoke_plugin_callbacks.
21654 * common.opt: Add -fplugin= and -fplugin-arg-.
21655 * gcc-plugin.h: New public header file for plugins to include.
21656 * plugin.c: New source file.
21657 * plugin.h: New internal header file.
21658 * passes.c (register_one_dump_file): Make it external.
21660 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21662 2009-04-14 Diego Novillo <dnovillo@google.com>
21664 * doc/plugins.texi: New.
21665 * doc/gccint.texi: Add reference to Plugins chapter.
21666 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21667 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21668 loaded plugins, if any.
21669 * timevar.def (TV_PLUGIN_INIT): Define.
21670 (TV_PLUGIN_RUN): Define.
21671 * plugin.c: Include timevar.h
21672 (plugins_active_p): New.
21673 (dump_active_plugins): New.
21674 (debug_active_plugins): New.
21676 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21678 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21680 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21682 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21684 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21685 the same as a minus without a shift.
21687 2009-04-14 Nick Clifton <nickc@redhat.com>
21689 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21690 comparisons with small integers will always produce a short
21693 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21696 2008-12-19 Diego Novillo <dnovillo@google.com>
21698 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21700 2009-04-14 Richard Guenther <rguenther@suse.de>
21702 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21704 (verify_gimple_assign_binary): Likewise. Handle shifts and
21706 (verify_gimple_phi): Print the mismatched argument position.
21707 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21709 (vect_update_init_of_dr): Likewise.
21710 * matrix-reorg.c (transform_access_sites): Do what the
21712 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21714 2009-04-13 Michael Eager <eager@eagercon.com>
21716 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21717 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21718 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21719 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21720 remove duplicate config
21722 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21724 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21725 file_name:line_number type locator of the call site.
21727 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21729 * genautomata.c: Put blank after comma.
21730 (automaton_decls): New.
21731 (struct unit_usage): Add comments to member next.
21732 (store_alt_unit_usage): Keep the list ordered.
21733 (unit_present_on_list_p, equal_alternatives_p): New.
21734 (check_regexp_units_distribution): Check units distribution
21735 correctness correctly.
21736 (main): Don't write automata if error is found. Return correct
21739 * config/m68k/cf.md (cfv4_ds): Remove.
21740 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21741 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21743 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21744 power4-load-ext, power4-store, power4-store-update,
21745 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21746 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21747 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21748 power4-sqrt, power4-isync): Modify reservation to make correct
21749 unit distribution to automata.
21751 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21752 power5-store-update, power5-two, power5-three, power5-lmul,
21753 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21755 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21757 * except.c (pass_set_nothrow_function_flags): Set name and add
21759 (set_nothrow_function_flags): Mention in the dump file when
21760 changing a function to nothrow.
21762 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21765 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21766 instead of unsigned long.
21768 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21770 * config/arm/arm.c (return_used_this_function): Remove.
21771 (arm_output_function_prologue): Remove use of
21772 return_used_this_function.
21773 (output_return_instruction): Replace use of
21774 return_used_this_function
21775 by cfun->machine->return_used_this_function.
21776 (arm_output_epilogue): Likewise.
21777 (arm_output_function_epilogue): Likewise.
21778 (thumb_unexpanded_epilogue): Likewise.
21779 * config/arm/arm.h (struct machine_function):
21780 New member return_used_this_function.
21782 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21784 * doc/install.texi: Correct description of default directory for
21785 --with-gxx-include-dir.
21787 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21789 * fold-const.c (build_range_check): Properly deal with enumeral and
21790 boolean base types.
21792 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21794 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21795 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21796 * params.h (MAX_GCSE_PASSES): Remove.
21797 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21798 in sequence. Remove ability to run multiple passes.
21799 (bypass_jumps): Report run as third CPROP pass.
21801 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21803 PR middle-end/39651
21804 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21805 when deciding whether the whole SEQUENCE can throw.
21807 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21810 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21811 offseted label references.
21813 2009-04-11 Jan Hubicka <jh@suse.cz>
21815 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21817 2009-04-11 Richard Guenther <rguenther@suse.de>
21819 PR middle-end/39732
21820 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21821 return variables as TREE_ADDRESSABLE.
21823 2009-04-11 Richard Guenther <rguenther@suse.de>
21825 PR tree-optimization/39713
21826 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21827 reference trees have SSA_NAME operands.
21829 2009-04-11 Richard Guenther <rguenther@suse.de>
21832 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21833 address expressions.
21835 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21837 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21838 match changes in Cygwin 1.7
21839 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21840 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21842 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21844 PR tree-optimization/39701
21845 * doc/invoke.texi (Optimization Options): Document change in
21846 meaning and initialization of -fdelete-null-pointer-checks.
21848 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21850 PR middle-end/39701
21851 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21853 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21856 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21858 2009-04-10 Chao-ying Fu <fu@mips.com>
21860 * doc/tm.texi (Instruction Output): Document
21861 TARGET_ASM_FINAL_POSTSCAN_INSN.
21862 * target.h (final_postscan_insn): New field in asm_out.
21863 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21864 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21865 * final.c (final_scan_insn): Call
21866 targetm.asm_out.final_postscan_insn after outputting
21867 an asm macro and a normal instruction.
21869 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21870 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21871 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21872 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21873 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21875 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21877 PR middle-end/39701
21878 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21879 variables as non-NULL even with -fdelete-null-pointer-checks.
21881 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21883 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21885 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21888 * config/i386/i386.c (classify_argument): Handle SCmode with
21889 (bit_offset % 64) != 0.
21891 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21893 * doc/invoke.texi (Optimize Options): Add cross-reference to
21894 -Q --help=optimizers examples.
21896 2009-04-10 Ben Elliston <bje@au.ibm.com>
21899 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21900 regalign for the reg == fpr and TDmode case.
21902 2009-04-09 David Ayers <ayers@fsfe.org>
21905 * objc/objc-act.c (warn_with_method): Remove helper function.
21906 (check_duplicates): Call warning and inform directly.
21907 (really_start_method): Likewise.
21909 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21911 * expmed.c (expand_divmod): Always use a comparison for a division
21912 by a large unsigned integer.
21914 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21915 for things others than variables or functions as nonzero.
21917 2009-04-09 Nick Clifton <nickc@redhat.com>
21919 * unwind-compat.c: Change copyright header to refer to version
21920 3 of the GNU General Public License with version 3.1 of the
21921 GCC Runtime Library Exception and to point readers at the
21922 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21923 * config/alpha/crtfastmath.c: Likewise.
21924 * config/alpha/linux-unwind.h: Likewise.
21925 * config/alpha/qrnnd.asm: Likewise.
21926 * config/alpha/vms-crt0-64.c: Likewise.
21927 * config/alpha/vms-crt0.c: Likewise.
21928 * config/alpha/vms-dwarf2.asm: Likewise.
21929 * config/alpha/vms-dwarf2eh.asm: Likewise.
21930 * config/alpha/vms-psxcrt0-64.c: Likewise.
21931 * config/alpha/vms-psxcrt0.c: Likewise.
21932 * config/alpha/vms_tramp.asm: Likewise.
21933 * config/arc/initfini.c: Likewise.
21934 * config/arc/lib1funcs.asm: Likewise.
21935 * config/arm/bpabi-v6m.S: Likewise.
21936 * config/arm/bpabi.S: Likewise.
21937 * config/arm/bpabi.c: Likewise.
21938 * config/arm/crti.asm: Likewise.
21939 * config/arm/crtn.asm: Likewise.
21940 * config/arm/ieee754-df.S: Likewise.
21941 * config/arm/ieee754-sf.S: Likewise.
21942 * config/arm/lib1funcs.asm: Likewise.
21943 * config/arm/libunwind.S: Likewise.
21944 * config/arm/linux-atomic.c: Likewise.
21945 * config/arm/mmintrin.h: Likewise.
21946 * config/arm/pr-support.c: Likewise.
21947 * config/arm/unaligned-funcs.c: Likewise.
21948 * config/arm/unwind-arm.c: Likewise.
21949 * config/arm/unwind-arm.h: Likewise.
21950 * config/avr/libgcc.S: Likewise.
21951 * config/bfin/crti.s: Likewise.
21952 * config/bfin/crtlibid.s: Likewise.
21953 * config/bfin/crtn.s: Likewise.
21954 * config/bfin/lib1funcs.asm: Likewise.
21955 * config/bfin/linux-unwind.h: Likewise.
21956 * config/cris/arit.c: Likewise.
21957 * config/cris/cris_abi_symbol.c: Likewise.
21958 * config/darwin-64.c: Likewise.
21959 * config/darwin-crt2.c: Likewise.
21960 * config/darwin-crt3.c: Likewise.
21961 * config/darwin.h: Likewise.
21962 * config/dbxelf.h: Likewise.
21963 * config/dfp-bit.c: Likewise.
21964 * config/dfp-bit.h: Likewise.
21965 * config/elfos.h: Likewise.
21966 * config/fixed-bit.c: Likewise.
21967 * config/fixed-bit.h: Likewise.
21968 * config/fp-bit.c: Likewise.
21969 * config/fp-bit.h: Likewise.
21970 * config/fr30/crti.asm: Likewise.
21971 * config/fr30/crtn.asm: Likewise.
21972 * config/fr30/lib1funcs.asm: Likewise.
21973 * config/freebsd-spec.h: Likewise.
21974 * config/frv/cmovd.c: Likewise.
21975 * config/frv/cmovh.c: Likewise.
21976 * config/frv/cmovw.c: Likewise.
21977 * config/frv/frvbegin.c: Likewise.
21978 * config/frv/frvend.c: Likewise.
21979 * config/frv/lib1funcs.asm: Likewise.
21980 * config/glibc-stdint.h: Likewise.
21981 * config/h8300/clzhi2.c: Likewise.
21982 * config/h8300/crti.asm: Likewise.
21983 * config/h8300/crtn.asm: Likewise.
21984 * config/h8300/ctzhi2.c: Likewise.
21985 * config/h8300/fixunssfsi.c: Likewise.
21986 * config/h8300/lib1funcs.asm: Likewise.
21987 * config/h8300/parityhi2.c: Likewise.
21988 * config/h8300/popcounthi2.c: Likewise.
21989 * config/i386/ammintrin.h: Likewise.
21990 * config/i386/att.h: Likewise.
21991 * config/i386/avxintrin.h: Likewise.
21992 * config/i386/biarch64.h: Likewise.
21993 * config/i386/bmmintrin.h: Likewise.
21994 * config/i386/cpuid.h: Likewise.
21995 * config/i386/cross-stdarg.h: Likewise.
21996 * config/i386/crtfastmath.c: Likewise.
21997 * config/i386/crtprec.c: Likewise.
21998 * config/i386/cygming-crtbegin.c: Likewise.
21999 * config/i386/cygming-crtend.c: Likewise.
22000 * config/i386/cygwin.asm: Likewise.
22001 * config/i386/emmintrin.h: Likewise.
22002 * config/i386/gmm_malloc.h: Likewise.
22003 * config/i386/gthr-win32.c: Likewise.
22004 * config/i386/i386.h: Likewise.
22005 * config/i386/immintrin.h: Likewise.
22006 * config/i386/linux-unwind.h: Likewise.
22007 * config/i386/linux64.h: Likewise.
22008 * config/i386/mm3dnow.h: Likewise.
22009 * config/i386/mmintrin-common.h: Likewise.
22010 * config/i386/mmintrin.h: Likewise.
22011 * config/i386/nmmintrin.h: Likewise.
22012 * config/i386/pmm_malloc.h: Likewise.
22013 * config/i386/pmmintrin.h: Likewise.
22014 * config/i386/smmintrin.h: Likewise.
22015 * config/i386/sol2-c1.asm: Likewise.
22016 * config/i386/sol2-ci.asm: Likewise.
22017 * config/i386/sol2-cn.asm: Likewise.
22018 * config/i386/sol2-gc1.asm: Likewise.
22019 * config/i386/tmmintrin.h: Likewise.
22020 * config/i386/unix.h: Likewise.
22021 * config/i386/w32-unwind.h: Likewise.
22022 * config/i386/wmmintrin.h: Likewise.
22023 * config/i386/x86-64.h: Likewise.
22024 * config/i386/x86intrin.h: Likewise.
22025 * config/i386/xmmintrin.h: Likewise.
22026 * config/ia64/crtbegin.asm: Likewise.
22027 * config/ia64/crtend.asm: Likewise.
22028 * config/ia64/crtfastmath.c: Likewise.
22029 * config/ia64/crti.asm: Likewise.
22030 * config/ia64/crtn.asm: Likewise.
22031 * config/ia64/fde-glibc.c: Likewise.
22032 * config/ia64/lib1funcs.asm: Likewise.
22033 * config/ia64/linux-unwind.h: Likewise.
22034 * config/ia64/quadlib.c: Likewise.
22035 * config/ia64/unwind-ia64.c: Likewise.
22036 * config/linux.h: Likewise.
22037 * config/m32c/m32c-lib1.S: Likewise.
22038 * config/m32c/m32c-lib2-trapv.c: Likewise.
22039 * config/m32c/m32c-lib2.c: Likewise.
22040 * config/m32r/initfini.c: Likewise.
22041 * config/m68hc11/larith.asm: Likewise.
22042 * config/m68hc11/m68hc11-crt0.S: Likewise.
22043 * config/m68k/cf.md: Likewise.
22044 * config/m68k/crti.s: Likewise.
22045 * config/m68k/crtn.s: Likewise.
22046 * config/m68k/lb1sf68.asm: Likewise.
22047 * config/m68k/linux-unwind.h: Likewise.
22048 * config/mcore/crti.asm: Likewise.
22049 * config/mcore/crtn.asm: Likewise.
22050 * config/mcore/lib1.asm: Likewise.
22051 * config/mips/linux-unwind.h: Likewise.
22052 * config/mips/loongson.h: Likewise.
22053 * config/mips/mips16.S: Likewise.
22054 * config/mmix/crti.asm: Likewise.
22055 * config/mmix/crtn.asm: Likewise.
22056 * config/pa/fptr.c: Likewise.
22057 * config/pa/hpux-unwind.h: Likewise.
22058 * config/pa/lib2funcs.asm: Likewise.
22059 * config/pa/linux-atomic.c: Likewise.
22060 * config/pa/linux-unwind.h: Likewise.
22061 * config/pa/milli64.S: Likewise.
22062 * config/pa/quadlib.c: Likewise.
22063 * config/pa/stublib.c: Likewise.
22064 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22065 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22066 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22067 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22068 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22069 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22070 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22071 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22072 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22073 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22074 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22075 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22076 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22077 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22078 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22079 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22080 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22081 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22082 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22083 * config/rs6000/750cl.h: Likewise.
22084 * config/rs6000/altivec.h: Likewise.
22085 * config/rs6000/biarch64.h: Likewise.
22086 * config/rs6000/crtresfpr.asm: Likewise.
22087 * config/rs6000/crtresgpr.asm: Likewise.
22088 * config/rs6000/crtresxfpr.asm: Likewise.
22089 * config/rs6000/crtresxgpr.asm: Likewise.
22090 * config/rs6000/crtsavfpr.asm: Likewise.
22091 * config/rs6000/crtsavgpr.asm: Likewise.
22092 * config/rs6000/darwin-asm.h: Likewise.
22093 * config/rs6000/darwin-fallback.c: Likewise.
22094 * config/rs6000/darwin-fpsave.asm: Likewise.
22095 * config/rs6000/darwin-ldouble.c: Likewise.
22096 * config/rs6000/darwin-tramp.asm: Likewise.
22097 * config/rs6000/darwin-unwind.h: Likewise.
22098 * config/rs6000/darwin-vecsave.asm: Likewise.
22099 * config/rs6000/darwin-world.asm: Likewise.
22100 * config/rs6000/e500crtres32gpr.asm: Likewise.
22101 * config/rs6000/e500crtres64gpr.asm: Likewise.
22102 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22103 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22104 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22105 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22106 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22107 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22108 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22109 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22110 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22111 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22112 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22113 * config/rs6000/eabi-ci.asm: Likewise.
22114 * config/rs6000/eabi-cn.asm: Likewise.
22115 * config/rs6000/eabi.asm: Likewise.
22116 * config/rs6000/linux-unwind.h: Likewise.
22117 * config/rs6000/linux64.h: Likewise.
22118 * config/rs6000/paired.h: Likewise.
22119 * config/rs6000/paired.md: Likewise.
22120 * config/rs6000/ppc64-fp.c: Likewise.
22121 * config/rs6000/ppu_intrinsics.h: Likewise.
22122 * config/rs6000/rs6000.h: Likewise.
22123 * config/rs6000/si2vmx.h: Likewise.
22124 * config/rs6000/sol-ci.asm: Likewise.
22125 * config/rs6000/sol-cn.asm: Likewise.
22126 * config/rs6000/spe.h: Likewise.
22127 * config/rs6000/spu2vmx.h: Likewise.
22128 * config/rs6000/sysv4.h: Likewise.
22129 * config/rs6000/tramp.asm: Likewise.
22130 * config/rs6000/vec_types.h: Likewise.
22131 * config/s390/linux-unwind.h: Likewise.
22132 * config/s390/tpf-unwind.h: Likewise.
22133 * config/score/crti.asm: Likewise.
22134 * config/score/crtn.asm: Likewise.
22135 * config/sh/crt1.asm: Likewise.
22136 * config/sh/crti.asm: Likewise.
22137 * config/sh/crtn.asm: Likewise.
22138 * config/sh/divtab-sh4-300.c: Likewise.
22139 * config/sh/divtab-sh4.c: Likewise.
22140 * config/sh/divtab.c: Likewise.
22141 * config/sh/lib1funcs-4-300.asm: Likewise.
22142 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22143 * config/sh/lib1funcs.asm: Likewise.
22144 * config/sh/lib1funcs.h: Likewise.
22145 * config/sh/linux-atomic.asm: Likewise.
22146 * config/sh/linux-unwind.h: Likewise.
22147 * config/sh/shmedia.h: Likewise.
22148 * config/sh/sshmedia.h: Likewise.
22149 * config/sh/ushmedia.h: Likewise.
22150 * config/sparc/crtfastmath.c: Likewise.
22151 * config/sparc/linux-unwind.h: Likewise.
22152 * config/sparc/sol2-c1.asm: Likewise.
22153 * config/sparc/sol2-ci.asm: Likewise.
22154 * config/sparc/sol2-cn.asm: Likewise.
22155 * config/spu/divmodti4.c: Likewise.
22156 * config/spu/divv2df3.c: Likewise.
22157 * config/spu/float_disf.c: Likewise.
22158 * config/spu/float_unsdidf.c: Likewise.
22159 * config/spu/float_unsdisf.c: Likewise.
22160 * config/spu/float_unssidf.c: Likewise.
22161 * config/spu/mfc_multi_tag_release.c: Likewise.
22162 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22163 * config/spu/mfc_tag_release.c: Likewise.
22164 * config/spu/mfc_tag_reserve.c: Likewise.
22165 * config/spu/mfc_tag_table.c: Likewise.
22166 * config/spu/multi3.c: Likewise.
22167 * config/spu/spu_internals.h: Likewise.
22168 * config/spu/spu_intrinsics.h: Likewise.
22169 * config/spu/spu_mfcio.h: Likewise.
22170 * config/spu/vec_types.h: Likewise.
22171 * config/spu/vmx2spu.h: Likewise.
22172 * config/stormy16/stormy16-lib2.c: Likewise.
22173 * config/svr4.h: Likewise.
22174 * config/sync.c: Likewise.
22175 * config/v850/lib1funcs.asm: Likewise.
22176 * config/vxlib-tls.c: Likewise.
22177 * config/vxlib.c: Likewise.
22178 * config/vxworks-dummy.h: Likewise.
22179 * config/xtensa/crti.asm: Likewise.
22180 * config/xtensa/crtn.asm: Likewise.
22181 * config/xtensa/ieee754-df.S: Likewise.
22182 * config/xtensa/ieee754-sf.S: Likewise.
22183 * config/xtensa/lib1funcs.asm: Likewise.
22184 * config/xtensa/lib2funcs.S: Likewise.
22185 * config/xtensa/linux-unwind.h: Likewise.
22186 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22187 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22188 * coretypes.h: Likewise.
22189 * crtstuff.c: Likewise.
22190 * defaults.h: Likewise.
22191 * dwarf2.h: Likewise.
22192 * emutls.c: Likewise.
22193 * gbl-ctors.h: Likewise.
22194 * gcov-io.h: Likewise.
22195 * ginclude/float.h: Likewise.
22196 * ginclude/iso646.h: Likewise.
22197 * ginclude/stdarg.h: Likewise.
22198 * ginclude/stdbool.h: Likewise.
22199 * ginclude/stddef.h: Likewise.
22200 * ginclude/stdfix.h: Likewise.
22201 * ginclude/stdint-gcc.h: Likewise.
22202 * ginclude/tgmath.h: Likewise.
22203 * gthr-aix.h: Likewise.
22204 * gthr-dce.h: Likewise.
22205 * gthr-gnat.c: Likewise.
22206 * gthr-gnat.h: Likewise.
22207 * gthr-lynx.h: Likewise.
22208 * gthr-mipssde.h: Likewise.
22209 * gthr-nks.h: Likewise.
22210 * gthr-posix.c: Likewise.
22211 * gthr-posix.h: Likewise.
22212 * gthr-posix95.h: Likewise.
22213 * gthr-rtems.h: Likewise.
22214 * gthr-single.h: Likewise.
22215 * gthr-solaris.h: Likewise.
22216 * gthr-tpf.h: Likewise.
22217 * gthr-vxworks.h: Likewise.
22218 * gthr-win32.h: Likewise.
22219 * gthr.h: Likewise.
22220 * libgcc2.c: Likewise.
22221 * libgcc2.h: Likewise.
22222 * libgcov.c: Likewise.
22223 * tsystem.h: Likewise.
22224 * typeclass.h: Likewise.
22225 * unwind-c.c: Likewise.
22226 * unwind-compat.h: Likewise.
22227 * unwind-dw2-fde-compat.c: Likewise.
22228 * unwind-dw2-fde-darwin.c: Likewise.
22229 * unwind-dw2-fde-glibc.c: Likewise.
22230 * unwind-dw2-fde.c: Likewise.
22231 * unwind-dw2-fde.h: Likewise.
22232 * unwind-dw2.c: Likewise.
22233 * unwind-dw2.h: Likewise.
22234 * unwind-generic.h: Likewise.
22235 * unwind-pe.h: Likewise.
22236 * unwind-sjlj.c: Likewise.
22237 * unwind.inc: Likewise.
22238 * config/arm/neon-gen.ml: Change generated copyright header to
22239 refer to version 3 of the GNU General Public License with
22240 version 3.1 of the GCC Runtime Library Exception and to point
22241 readers at the COPYING3 and COPYING3.RUNTIME files and the
22242 FSF's license web page.
22243 * config/arm/arm_neon.h: Regenerate.
22245 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22247 * config/cris/cris.md: Change copyright header to refer to version
22248 3 of the GNU General Public License.
22249 * doc/install.texi2html: Change copyright header to refer to version
22250 3 of the GNU General Public License and to point readers at the
22251 COPYING3 file and the FSF's license web page.
22252 * config/vax/linux.h: Likewise.
22254 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22256 * config/i386/i386.md (cmpcc): New.
22257 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22258 (sync_compare_and_swap_cc*): Delete.
22260 * config/s390/s390.c (s390_compare_emitted): Remove.
22261 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22262 s390_compare_emitted used to be handled. Assert that modes match.
22263 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22264 refer to sync_compare_and_swap_ccsi.
22265 * config/s390/s390.h (s390_compare_emitted): Remove.
22266 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22267 instead of s390_compare_emitted.
22268 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22269 instead of s390_compare_emitted.
22270 * config/s390/s390.md (cmpcc): New.
22271 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22272 CC_REGNUM, do not pretend it's set.
22273 (sync_compare_and_swap_cc*): Delete.
22274 * config/s390/predicates.md (cc_reg_operand): New.
22276 * expr.c (sync_compare_and_swap_cc): Delete.
22277 * optabs.h (sync_compare_and_swap_cc): Delete.
22278 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22279 is being used with can_compare_p.
22280 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22281 (find_cc_set): New.
22282 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22283 look for a MODE_CC set instead. Use emit_store_flag.
22284 (expand_compare_and_swap_loop): Likewise, with some additional
22285 complication to avoid a force_reg when useless. Use
22286 emit_cmp_and_jump_insns.
22287 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22288 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22289 sync_compare_and_swap documentation.
22291 2009-04-09 Jan Hubicka <jh@suse.cz>
22293 * except.c (find_prev_try): Break out from ....
22294 (duplicate_eh_regions): ... here; properly update prev_try pointers
22295 when duplication part of tree.
22296 (dump_eh_tree): Improve dumping.
22297 (verify_eh_region): New.
22298 (verify_eh_tree): Use it.
22300 2009-04-06 Richard Guenther <rguenther@suse.de>
22302 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22303 &ARRAY addresses by adjusting their types and prepending
22305 * tree-cfg.c (verify_gimple_assign_single): Verify that
22306 addresses are correct.
22308 2009-04-09 Richard Guenther <rguenther@suse.de>
22310 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22311 indices into an array reference if possible.
22312 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22313 Fold POINTER_PLUS_EXPR statements with invariant address.
22315 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22318 * config.gcc (powerpc64-*-linux*): Always build biarch.
22320 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22323 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22324 it and pedwarn if this results in an INTEGER_CST.
22326 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22328 * doc/install.texi: Update minimum GMP version. Remove obsolete
22329 text in MPFR section.
22331 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22333 * dwarf2out.c (class_scope_p): New static inline.
22334 (class_or_namespace_scope_p): Use it.
22335 (gen_variable_die): Use DW_TAG_member tag for static data member
22336 declarations instead of DW_TAG_variable.
22338 PR middle-end/39573
22339 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22342 2009-04-08 Richard Guenther <rguenther@suse.de>
22344 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22345 valueize random data.
22347 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22349 * config.gcc (aix tm_file): Add aix-stdint.h.
22350 (aix tm clause use_gcc_stdint): Set to wrap.
22351 * config/rs6000/aix-stdint.h: New file.
22353 2009-04-08 Richard Guenther <rguenther@suse.de>
22355 PR middle-end/36291
22356 * tree-dfa.c (add_referenced_var): Do not recurse into
22357 global initializers.
22358 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22360 (fold_const_aggregate_ref): Likewise.
22362 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22364 * recog.c (ordered_comparison_operator): New.
22365 * gensupport.c (std_preds): Add it.
22366 * doc/md.texi (Machine-Independent Predicates): Document it.
22368 2009-04-08 Jan Hubicka <jh@suse.cz>
22370 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22371 * function.h (rtl_eh): Remove exception_handler_label_map.
22372 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22373 remove_exception_handler_label, for_each_eh_label_1): Remove.
22374 (rtl_remove_unreachable_regions): Remove.
22375 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22376 (find_exception_handler_labels): Don't build the hashtable.
22377 (maybe_remove_eh_handler): Remove.
22378 (for_each_eh_label): Rewrite to walk the tree.
22379 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22380 * except.h (maybe_remove_eh_handler): Remove.
22381 * passes.c (init_optimization_passes): Schedule second EH cleanup
22383 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22384 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22386 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22388 * genoutput.c (validate_optab_operands): New.
22389 (gen_insn, gen_expand): Call it.
22391 * genflags.c (gen_insn): Detect misused iterators.
22392 (main): Pass line_no to gen_insn, exit with status 1 on error.
22394 * genextract.c (line_no): Make global.
22395 (VEC_safe_set_locstr): Change assertion to error message.
22396 (main): Exit with status 1 on error.
22398 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22402 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22403 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22404 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22405 * c-convert.c (convert): Do not call fold on results of conversion
22406 functions when the result is a C_MAYBE_CONST_EXPR.
22407 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22408 of __builtin_choose_expr.
22409 * c-typeck.c (remove_c_maybe_const_expr): New.
22410 (build_unary_op, build_conditional_expr, build_compound_expr,
22411 build_binary_op, c_objc_common_truthvalue_conversion): Call
22412 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22415 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22417 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22418 CODE to produce a new one. Add a prototype to use fold_convert_const
22420 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22423 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22424 mix declarations and code.
22426 2009-04-08 Ben Elliston <bje@au.ibm.com>
22428 * gcc.c: Replace `CC' with `GCC' throughout.
22430 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22432 * doc/invoke.texi: Document Atom support.
22434 2009-04-07 Jason Merrill <jason@redhat.com>
22437 * c-common.h, c-common.c: Add flag_pretty_templates.
22438 * c-opts.c (c_common_handle_option): Set it.
22439 * c.opt: Add -fno-pretty-templates.
22440 * doc/invoke.texi (C++ Dialect Options): Likewise.
22442 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22444 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22445 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22446 (ia64_expand_builtin): Likewise.
22448 2009-04-07 Martin Jambor <mjambor@suse.cz>
22450 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22451 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22452 ADDR_EXPRS are include too.
22454 2009-04-07 Richard Guenther <rguenther@suse.de>
22456 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22457 decls are only used if passes as parameters or if they are
22458 local statics and the call is not to a builtin.
22459 (call_may_clobber_ref_p_1): Likewise.
22461 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22463 * expr.c (do_store_flag): Remove last argument. Simplify code
22464 to avoid duplication of tests already done by can_compare_p.
22465 (expand_expr_real_1): Adjust caller.
22467 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22469 * optabs.c (can_compare_p): Test the predicate of a
22470 cbranch and cstore pattern.
22472 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22474 * expr.c (convert_move): Use emit_store_flag instead of
22477 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22479 * config/i386/i386.c (ix86_compare_emitted): Remove.
22480 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22481 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22482 * config/i386/i386.h (ix86_compare_emitted): Remove.
22483 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22484 instead of ix86_compare_emitted.
22485 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22487 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22489 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22490 Add t-sysroot-suffix to tmake_file.
22491 * config/print-sysroot-suffix.sh: New file.
22492 * config/t-sysroot-suffix: New file.
22494 2009-04-07 Ben Elliston <bje@au.ibm.com>
22496 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22497 as the latter produces a warning when the target does not support
22500 2009-04-07 Ben Elliston <bje@au.ibm.com>
22502 * dfp.c: Replace type punning assignments with memcpy throughout.
22503 * Makefile.in (dfp.o-warn): Remove.
22505 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22508 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22509 Include soft-fp/t-softfp after rs6000/t-linux64.
22511 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22513 * stor-layout.c (set_sizetype): Use the full precision of their
22514 machine mode for bitsize types.
22516 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22518 * config/i386/i386.md: Revert 2 accidental checkins.
22520 2009-04-06 Joey Ye <joey.ye@intel.com>
22521 Xuepeng Guo <xuepeng.guo@intel.com>
22522 H.J. Lu <hongjiu.lu@intel.com>
22524 Atom pipeline model, tuning and insn selection.
22525 * config.gcc (atom): Add atom config options and target.
22527 * config/i386/atom.md: New.
22529 * config/i386/i386.c (atom_cost): New cost.
22530 (m_ATOM): New macro flag.
22531 (initial_ix86_tune_features): Set m_ATOM.
22532 (x86_accumulate_outgoing_args): Likewise.
22533 (x86_arch_always_fancy_math_387): Likewise.
22534 (processor_target): Add Atom cost.
22535 (cpu_names): Add Atom cpu name.
22536 (override_options): Set Atom ISA.
22537 (ix86_issue_rate): New case PROCESSOR_ATOM.
22538 (ix86_adjust_cost): Likewise.
22540 * config/i386/i386.h (TARGET_ATOM): New target macro.
22541 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22542 (TARGET_OPT_AGU): New target option.
22543 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22544 (processor_type): Add PROCESSOR_ATOM.
22546 * config/i386/i386.md (cpu): Add new value "atom".
22547 (use_carry, movu): New attr.
22548 (atom.md): Include atom.md.
22549 (adddi3_carry_rex64): Set attr "use_carry".
22550 (addqi3_carry): Likewise.
22551 (addhi3_carry): Likewise.
22552 (addsi3_carry): Likewise.
22553 (*addsi3_carry_zext): Likewise.
22554 (subdi3_carry_rex64): Likewise.
22555 (subqi3_carry): Likewise.
22556 (subhi3_carry): Likewise.
22557 (subsi3_carry): Likewise.
22558 (x86_movdicc_0_m1_rex64): Likewise.
22559 (*x86_movdicc_0_m1_se): Likewise.
22560 (x86_movsicc_0_m1): Likewise.
22561 (*x86_movsicc_0_m1_se): Likewise.
22562 (*adddi_1_rex64): Emit add insn as much as possible.
22563 (*addsi_1): Likewise.
22564 (return_internal): Set atom_unit.
22565 (return_internal_long): Likewise.
22566 (return_pop_internal): Likewise.
22567 (*rcpsf2_sse): Set atom_sse_attr attr.
22568 (*qrt<mode>2_sse): Likewise.
22569 (*prefetch_sse): Likewise.
22571 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22573 (ix86_target_macros_internal): Likewise.
22575 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22576 (*prefetch_sse_rex): Likewise.
22577 (sse_rcpv4sf2): Likewise.
22578 (sse_vmrcpv4sf2): Likewise.
22579 (sse_sqrtv4sf2): Likewise.
22580 (<sse>_vmsqrt<mode>2): Likewise.
22581 (sse_ldmxcsr): Likewise.
22582 (sse_stmxcsr): Likewise.
22583 (*sse_sfence): Likewise.
22584 (sse2_clflush): Likewise.
22585 (*sse2_mfence): Likewise.
22586 (*sse2_lfence): Likewise.
22587 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22588 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22589 (avx_movdqu<avxmodesuffix>): Likewise.
22590 (avx_lddqu<avxmodesuffix>): Likewise.
22591 (sse2_movntv2di): Change attr "type" to "ssemov".
22592 (sse2_movntsi): Likewise.
22593 (rsqrtv8sf2): Change attr "type" to "sseadd".
22594 (sse3_addsubv2df3): Set attr "atom_unit".
22595 (sse3_h<plusminus_insn>v4sf3): Likewise.
22596 (*sse2_pmaddwd): Likewise.
22597 (*vec_extractv2di_1_rex64): Likewise.
22598 (*vec_extractv2di_1_avx): Likewise.
22599 (sse2_psadbw): Likewise.
22600 (ssse3_phaddwv8hi3): Likewise.
22601 (ssse3_phaddwv4hi3): Likewise.
22602 (ssse3_phadddv4si3): Likewise.
22603 (ssse3_phadddv2si3): Likewise.
22604 (ssse3_phaddswv8hi3): Likewise.
22605 (ssse3_phaddswv4hi3): Likewise.
22606 (ssse3_phsubwv8hi3): Likewise.
22607 (ssse3_phsubwv4hi3): Likewise.
22608 (ssse3_phsubdv4si3): Likewise.
22609 (ssse3_phsubdv2si3): Likewise.
22610 (ssse3_phsubswv8hi3): Likewise.
22611 (ssse3_phsubswv4hi3): Likewise.
22612 (ssse3_pmaddubsw128): Likewise.
22613 (sse3_pmaddubsw: Likewise.
22614 (ssse3_palignrti): Likewise.
22615 (ssse3_palignrdi): Likewise.
22617 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22619 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22621 2009-04-06 Richard Guenther <rguenther@suse.de>
22623 PR tree-optimization/28868
22624 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22625 of which PHI results we inserted.
22626 (insert_into_preds_of_block): Record inserted PHIs.
22627 (eliminate): Eliminate redundant PHI nodes.
22628 (init_pre): Init inserted_phi_names.
22630 2009-04-06 Richard Guenther <rguenther@suse.de>
22632 PR tree-optimization/39643
22633 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22634 IMAGPART_EXPRs of complex constants.
22635 (execute_fold_all_builtins): If we folded a call queue
22636 TODO_update_address_taken.
22638 2009-04-06 Jan Hubicka <jh@suse.cz>
22640 PR middle-end/39659
22641 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22644 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22646 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22648 (ic_invalidate_array): Likewise.
22650 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22652 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22653 alignment for library calls.
22655 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22657 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22658 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22659 * config/i386/mingw-stdint.h: New file.
22661 2009-04-05 Richard Guenther <rguenther@suse.de>
22663 PR tree-optimization/39648
22664 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22665 our &A vs. &A[0] IL deficiencies.
22667 2009-04-04 Jan Hubicka <jh@suse.cz>
22669 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22670 removed toplevel regions.
22671 (sjlj_mark_call_sites): Likewise.
22673 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22675 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22676 (cygwin tm clause use_gcc_stdint): Set to wrap.
22677 * config/i386/cygwin-stdint.h: New file.
22679 2009-04-04 Richard Guenther <rguenther@suse.de>
22681 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22682 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22683 single-argument PHIs if we are in loop-closed SSA form.
22684 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22685 for the pre-condition.
22686 (slpeel_tree_peel_loop_to_edge): Likewise.
22687 (vect_build_loop_niters): Take an optional sequence to append stmts.
22688 (vect_generate_tmps_on_preheader): Likewise.
22689 (vect_do_peeling_for_loop_bound): Take extra guards for the
22691 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22692 the cost model check.
22693 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22694 guards if we are going to peel. Do not apply versioning in that case.
22695 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22696 (vect_do_peeling_for_loop_bound): Likewise.
22697 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22698 loop bound only record extra pre-conditions, do not apply loop
22701 2009-04-04 Richard Guenther <rguenther@suse.de>
22703 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22706 2009-04-04 Jan Hubicka <jh@suse.cz>
22708 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22709 last_basic_block for size of bb->index indexed array.
22710 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22711 compute_out, link_btr_uses, build_btr_def_use_webs,
22712 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22714 2009-04-04 Jan Hubicka <jh@suse.cz>
22716 * except.c (remove_eh_handler_and_replace): Break out from ...
22717 (remove_eh_handler): ... here.
22718 (bring_to_root): New function.
22719 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22720 handled ones, bring others to root of tree.
22722 2009-04-04 Jan Hubicka <jh@suse.cz>
22724 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22725 (all_phis_safe_to_merge): New function.
22726 (update_info): New structure.
22727 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22728 (cleanup_empty_eh): Update SSA if possible.
22730 2009-04-04 Richard Guenther <rguenther@suse.de>
22732 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22733 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22734 (append_vuse): Likewise.
22736 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22738 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22739 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22740 instead of REG_UNSAVED for DW_CFA_undefined.
22741 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22742 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22745 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22748 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22750 2009-04-04 Richard Guenther <rguenther@suse.de>
22752 PR tree-optimization/8781
22753 PR tree-optimization/37892
22754 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22755 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22756 (valueize_refs): Call it for *& valueizations.
22757 (shared_reference_ops_from_ref): Rename to ...
22758 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22759 (shared_reference_ops_from_call): Rename to ...
22760 (valueize_shared_reference_ops_from_call): ... this and valueize.
22761 (vn_reference_lookup): Update.
22762 (visit_reference_op_call): Likewise.
22763 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22764 (eliminate): Value-replace the call address in call statements.
22766 2009-04-04 Richard Guenther <rguenther@suse.de>
22768 PR tree-optimization/39636
22769 * tree-ssa-forwprop.c
22770 (forward_propagate_addr_into_variable_array_index): Check for
22771 GIMPLE_ASSIGN before accessing the rhs code.
22773 2009-04-03 Jason Merrill <jason@redhat.com>
22775 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22777 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22779 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22780 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22781 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22782 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22783 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22784 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22785 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22786 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22787 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22788 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22789 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22790 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22791 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22792 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22793 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22794 Use fr_reg_or_fp01_operand instead of fr_register_operand
22796 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22797 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22798 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22800 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22802 PR rtl-optimization/39607
22803 PR rtl-optimization/39631
22807 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22808 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22809 instead of DF_LR_OUT.
22810 * ira-lives.c (process_bb_node_lives): Ditto.
22811 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22812 instead of DF_LR_{OUT,IN}.
22813 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22814 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22816 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22818 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22819 (execute_lower_omp): Always run but take the short way out if -fopenmp
22821 (gate_lower_omp): Remove, forcing the pass manager to always run the
22822 pass and always set PROP_gimple_lomp.
22823 (pass_lower_omp): Remove gate function.
22824 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22825 PROP_trees. Instead, require it.
22826 * ipa-cp.c (pass_ipa_cp): Likewise.
22827 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22828 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22829 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22830 and PROP_gimple_leh.
22832 2009-04-03 Richard Guenther <rguenther@suse.de>
22834 PR middle-end/13146
22835 PR tree-optimization/23940
22836 PR tree-optimization/33237
22837 PR middle-end/33974
22838 PR middle-end/34093
22839 PR tree-optimization/36201
22840 PR tree-optimization/36230
22841 PR tree-optimization/38049
22842 PR tree-optimization/38207
22843 PR tree-optimization/38230
22844 PR tree-optimization/38301
22845 PR tree-optimization/38585
22846 PR middle-end/38895
22847 PR tree-optimization/38985
22848 PR tree-optimization/39299
22849 * tree-ssa-structalias.h: Remove.
22850 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22851 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22852 (struct vuse_element_d): Remove.
22853 (struct vuse_vec_d): Likewise.
22854 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22855 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22856 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22857 VUSE_ELEMENT_VAR): Likewise.
22858 (struct voptype_d): Likewise.
22859 (NUM_VOP_FREE_BUCKETS): Likewise.
22860 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22861 (struct stmt_operands_d): Remove.
22862 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22863 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22864 VDEF_NUM, VDEF_VECT): Likewise.
22865 (copy_virtual_operands): Remove.
22866 (operand_build_cmp): Likewise.
22867 (create_ssa_artificial_load_stmt): Likewise.
22868 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22869 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22870 vuse_index and mayuse_index members. Pack and move done and iter_type
22871 members to the front.
22872 (SSA_OP_VMAYUSE): Remove.
22873 (SSA_OP_VIRTUAL_USES): Adjust.
22874 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22875 (unlink_stmt_vdef): Declare.
22876 (add_to_addressable_set): Remove.
22877 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22878 (vrp_visit_stmt): Likewise.
22879 * doc/tree-ssa.texi (Alias analysis): Update.
22880 * doc/invoke.texi (max-aliased-vops): Remove docs.
22881 (avg-aliased-vops): Likewise.
22882 * tree-into-ssa.c (syms_to_rename): Remove.
22883 (need_to_update_vops_p): Likewise.
22884 (need_to_initialize_update_ssa_p): Rename to ...
22885 (update_ssa_initialized_fn): ... this. Track function we are
22887 (symbol_marked_for_renaming): Simplify.
22888 (add_new_name_mapping): Do not set need_to_update_vops_p.
22889 (dump_currdefs): Use SYMS_TO_RENAME.
22890 (rewrite_update_stmt): Always walk all uses/defs.
22891 (dump_update_ssa): Adjust.
22892 (init_update_ssa): Take function argument. Track what we are
22894 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22895 (create_new_def_for): Initialize for cfun, assert we are initialized
22897 (mark_sym_for_renaming): Simplify.
22898 (mark_set_for_renaming): Do not initialize update-ssa.
22899 (need_ssa_update_p): Simplify. Take function argument.
22900 (name_mappings_registered_p): Assert we ask for the correct function.
22901 (name_registered_for_update_p): Likewise.
22902 (ssa_names_to_replace): Likewise.
22903 (release_ssa_name_after_update_ssa): Likewise.
22904 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22905 (dump_decl_set): Do not print a newline.
22906 (debug_decl_set): Do it here.
22907 (dump_update_ssa): And here.
22908 * tree-ssa-loop-im.c (move_computations): Adjust.
22909 (movement_possibility): Likewise.
22910 (determine_max_movement): Likewise.
22911 (gather_mem_refs_stmt): Likewise.
22912 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22913 or NAME_MEMORY_TAG.
22914 * tree-complex.c (update_all_vops): Remove.
22915 (expand_complex_move): Adjust.
22916 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22917 Simplify test for memory referencing statement. Exclude
22918 non-invariant ADDR_EXPRs.
22919 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22920 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22921 (rdg_flag_uses): Likewise.
22922 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22924 (tree_optimize_tail_calls_1): Also split the
22925 edge from the entry block if we have degenerate PHI nodes in
22926 the first basic block.
22927 * tree.c (init_ttree): Remove memory-tag related code.
22928 (tree_code_size): Likewise.
22929 (tree_node_structure): Likewise.
22930 (build7_stat): Re-write to be build6_stat.
22931 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22932 (SSA_VAR_P): Adjust.
22933 (struct tree_memory_tag): Remove.
22934 (struct tree_memory_partition_tag): Likewise.
22935 (union tree_node): Adjust.
22936 (build7): Re-write to be build6.
22937 * tree-pass.h (pass_reset_cc_flags): Remove.
22938 (TODO_update_address_taken): New flag.
22939 (pass_simple_dse): Remove.
22940 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22941 * params.h (MAX_ALIASED_VOPS): Remove.
22942 (AVG_ALIASED_VOPS): Likewise.
22943 * omp-low.c (expand_omp_taskreg): Update SSA form.
22944 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22945 aliases the lhs in a copy stmt.
22946 * tree-ssa-dse.c (struct address_walk_data): Remove.
22947 (memory_ssa_name_same): Likewise.
22948 (memory_address_same): Likewise.
22949 (get_kill_of_stmt_lhs): Likewise.
22950 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22951 unused stores. Look through PHI nodes into post-dominated regions.
22952 (dse_optimize_stmt): Simplify. Properly remove stores.
22953 (tree_ssa_dse): Compute dominators.
22954 (execute_simple_dse): Remove.
22955 (pass_simple_dse): Likewise.
22956 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22957 gimple_loaded_syms and gimple_stored_syms computation.
22958 * toplev.c (dump_memory_report): Dump alias and pta stats.
22959 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22960 (vn_reference_eq): Likewise.
22961 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22962 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22963 valueize_vuses): Remove.
22964 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22965 (get_def_ref_stmt_vuse): ... this.
22966 (vn_reference_lookup_2): New function.
22967 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22968 walking equivalent vuses. Simplify.
22969 (vn_reference_lookup): Likewise.
22970 (vn_reference_insert): Likewise.
22971 (vn_reference_insert_pieces): Likewise.
22972 (visit_reference_op_call): Simplify.
22973 (visit_reference_op_load): Likewise.
22974 (visit_reference_op_store): Likewise.
22975 (init_scc_vn): Remove shared_lookup_vuses initialization.
22976 (free_scc_vn): Remove shared_lookup_vuses freeing.
22977 (sort_vuses, sort_vuses_heap): Remove.
22978 (get_ref_from_reference_ops): Export.
22979 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22980 vector with single vuse pointer.
22981 (vn_reference_lookup_pieces, vn_reference_lookup,
22982 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22983 (shared_vuses_from_stmt): Remove.
22984 (get_ref_from_reference_ops): Declare.
22985 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22986 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22987 memory-tag related code.
22988 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22989 (likely_value): Add comment, skip static-chain of call statements.
22990 (surely_varying_stmt_p): Adjust.
22991 (gimplify_and_update_call_from_tree): Likewise.
22992 (execute_fold_all_builtins): Do not rebuild alias info.
22993 (gimplify_and_update_call_from_tree): Properly update VOPs.
22994 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22995 (copy_ref_info): Remove memory-tag related code.
22996 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22997 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22998 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23000 * tree-ssa-dom.c (gimple_p): Remove typedef.
23001 (eliminate_redundant_computations): Adjust.
23002 (record_equivalences_from_stmt): Likewise.
23003 (avail_expr_hash): Likewise.
23004 (avail_expr_eq): Likewise.
23005 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23006 (stmt_makes_single_load): Likewise.
23007 (stmt_makes_single_store): Likewise.
23008 * tree-ssa-alias.c: Rewrite completely.
23009 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23010 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23011 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23012 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23013 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23014 Remove public functions.
23015 (pass_reset_cc_flags): Remove.
23016 (pass_build_alias): Move ...
23017 * tree-ssa-structalias.c (pass_build_alias): ... here.
23018 * tree-ssa-alias.c (may_be_aliased): Move ...
23019 * tree-flow-inline.h (may_be_aliased): ... here.
23020 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23021 count_uses_and_derefs): Move ...
23022 * gimple.c: ... here.
23023 * gimple.h (count_uses_and_derefs): Declare.
23024 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23025 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23026 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23027 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23028 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23029 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23030 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23032 * tree-dfa.c (refs_may_alias_p): Move ...
23033 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23034 * tree-ssa-alias.h: New file.
23035 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23036 (statement_sink_location): Likewise.
23037 * opts.c (decode_options): Do not adjust max-aliased-vops or
23038 avg-aliased-vops values.
23039 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23040 (TV_CALL_CLOBBER): Likewise.
23041 (TV_FLOW_SENSITIVE): Likewise.
23042 (TV_FLOW_INSENSITIVE): Likewise.
23043 (TV_MEMORY_PARTITIONING): Likewise.
23044 (TV_ALIAS_STMT_WALK): New timevar.
23045 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23046 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23047 (get_address_description): Remove memory-tag related code.
23048 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23049 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23050 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23051 and immediate uses in statements. Document.
23052 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23053 (dump_symbols): Remove.
23054 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23055 * alias.c (get_deref_alias_set): New function split out from ...
23056 (get_alias_set): ... here.
23057 * alias.h (get_deref_alias_set): Declare.
23058 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23059 type parameter. Remove restrict pointer handling. Create a
23060 ref-all pointer in case type-based alias sets do not conflict.
23061 (vect_analyze_data_refs): Remove SMT related code.
23062 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23063 (vectorizable_load): Likewise.
23064 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23065 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23066 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23067 Ignore vops and SMTs.
23068 (dr_analyze_alias): Likewise..
23069 (free_data_ref): Likewise.
23070 (create_data_ref): Likewise.
23071 (analyze_all_data_dependences): Likewise.
23072 (get_references_in_stmt): Adjust.
23073 * tree-flow-inline.h (gimple_aliases_computed_p,
23074 gimple_addressable_vars, gimple_call_clobbered_vars,
23075 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23076 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23077 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23078 gimple_mem_ref_stats): Remove.
23079 (gimple_vop): New function.
23080 (op_iter_next_use): Remove vuses and mayuses cases.
23081 (op_iter_next_def): Remove vdefs case.
23082 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23083 (clear_and_done_ssa_iter): Do not set removed fields.
23084 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23085 Assert we are not iterating over vuses or vdefs if not also
23086 iterating over uses or defs.
23087 (op_iter_init_use): Likewise.
23088 (op_iter_init_def): Likewise.
23089 (op_iter_next_vdef): Remove.
23090 (op_iter_next_mustdef): Likewise.
23091 (op_iter_init_vdef): Likewise.
23092 (compare_ssa_operands_equal): Likewise.
23093 (link_use_stmts_after): Handle vuse operand.
23094 (is_call_used): Use is_call_clobbered.
23095 (is_call_clobbered): Global variables are always call clobbered,
23096 query the call-clobbers bitmap.
23097 (mark_call_clobbered): Ignore global variables.
23098 (clear_call_clobbered): Likewise.
23099 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23100 virtual operands sanity check.
23101 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23103 (TARGET_MEM_REF): Remove TMR_TAG operand.
23104 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23105 Remove call-clobber related code.
23106 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23107 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23108 partitions or escape reason.
23109 (get_single_def_stmt, get_single_def_stmt_from_phi,
23110 get_single_def_stmt_with_phi): Remove.
23111 (dump_referenced_vars): Tidy.
23112 (get_ref_base_and_extent): Allow bare decls.
23113 (collect_dfa_stats): Adjust.
23114 * graphite.c (rename_variables_in_stmt): Adjust.
23115 (graphite_copy_stmts_from_block): Likewise.
23116 (translate_clast): Likewise.
23117 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23119 (translate_vuse_through_block): Use the oracle.
23120 (phi_translate_1): Adjust.
23121 (value_dies_in_block_x): Use the oracle. Cache the outcome
23123 (valid_in_sets): Check if the VUSE for
23124 a REFERENCE is available.
23125 (eliminate): Do not remove stmts during elimination,
23126 instead queue and remove them afterwards.
23127 (do_pre): Do not rebuild alias info.
23128 (pass_pre): Run TODO_rebuild_alias before PRE.
23129 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23130 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23131 (mark_all_v_defs_stmt): Remove.
23132 (mark_all_v_defs_seq): Adjust.
23133 (sra_replace): Likewise.
23134 (scalarize_use): Likewise.
23135 (scalarize_copy): Likewise.
23136 (scalarize_init): Likewise.
23137 (scalarize_ldst): Likewise.
23138 (todoflags): Remove.
23139 (tree_sra): Do not rebuild alias info.
23140 (tree_sra_early): Adjust.
23141 (pass_sra): Run TODO_update_address_taken before SRA.
23142 * tree-predcom.c (set_alias_info): Remove.
23143 (prepare_initializers_chain): Do not call it.
23144 (mark_virtual_ops_for_renaming): Adjust.
23145 (mark_virtual_ops_for_renaming_list): Remove.
23146 (initialize_root_vars): Adjust.
23147 (initialize_root_vars_lm): Likewise.
23148 (prepare_initializers_chain): Likewise.
23149 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23150 (may_propagate_copy_into_stmt): Likewise.
23151 (merge_alias_info): Do nothing for now.
23152 (propagate_tree_value_into_stmt): Adjust.
23153 (stmt_may_generate_copy): Likewise.
23154 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23155 not mark symbols for renaming.
23156 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23157 with the same statement, make sure to update the new pointed-to one.
23158 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23159 call statements, do not mark symbols for renaming.
23160 (mark_operand_necessary): Dump something.
23161 (ref_may_be_aliased): New function.
23162 (mark_aliased_reaching_defs_necessary_1): New helper function.
23163 (mark_aliased_reaching_defs_necessary): Likewise.
23164 (mark_all_reaching_defs_necessary_1): Likewise.
23165 (mark_all_reaching_defs_necessary): Likewise.
23166 (propagate_necessity): Do not process virtual PHIs. For
23167 non-aliased loads mark all reaching definitions as necessary.
23168 For aliased loads and stores mark the immediate dominating
23169 aliased clobbers as necessary.
23170 (visited): New global static.
23171 (perform_tree_ssa_dce): Free visited bitmap after propagating
23173 (remove_dead_phis): Perform simple dead virtual PHI removal.
23174 (remove_dead_stmt): Properly unlink virtual operands when
23176 (eliminate_unnecessary_stmts): Schedule PHI removal after
23178 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23179 (process_replaceable): Likewise.
23180 (find_replaceable_in_bb): Likewise.
23181 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23182 based on the single gimple vop.
23183 (verify_flow_insensitive_alias_info): Remove.
23184 (verify_flow_sensitive_alias_info): Likewise.
23185 (verify_call_clobbering): Likewise.
23186 (verify_memory_partitions): Likewise.
23187 (verify_alias_info): Likewise.
23188 (verify_ssa): Adjust..
23189 (execute_update_addresses_taken): Export. Update SSA
23190 manually. Optimize only when optimizing. Use a local bitmap.
23191 (pass_update_address_taken): Remove TODO_update_ssa, add
23193 (pass_update_address_taken): Just use TODO_update_address_taken.
23194 (init_tree_ssa): Do not initialize addressable_vars.
23195 (verify_ssa): Verify new VUSE / VDEF properties.
23196 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23197 Do not call verify_alias_info.
23198 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23199 Do not free the loaded and stored syms bitmaps. Reset the escaped
23200 and callused solutions. Do not free addressable_vars.
23201 Remove memory-tag related code.
23202 (warn_uninitialized_var): Aliases are always available.
23203 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23204 * lambda-code.c (can_put_in_inner_loop): Adjust.
23205 (can_put_after_inner_loop): Likewise.
23206 (perfect_nestify): Likewise.
23207 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23208 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23209 (vectorizable_conversion): Do not mark symbols for renaming.
23210 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23211 (expand_call_inline): Unlink the calls virtual operands before
23213 (tree_function_versioning): Do not call update_ssa if we are not
23214 updating clones. Simplify.
23215 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23216 (propagate_with_phi): Likewise..
23217 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23218 clobber code. Assert we are not aliased or global.
23219 * tree-flow.h: Include tree-ssa-alias.h
23220 (enum escape_type): Remove.
23221 (struct mem_sym_stats_d): Likewise.
23222 (struct mem_ref_stats_d): Likewise.
23223 (struct gimple_df): Add vop member. Remove global_var,
23224 call_clobbered_vars, call_used_vars, addressable_vars,
23225 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23226 escaped and callused members.
23227 (struct ptr_info_def): Remove all members, add points-to solution
23229 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23230 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23231 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23232 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23233 (tree-ssa-alias.o): Likewise.
23234 (toplev.o): Add tree-ssa-alias.h
23235 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23236 * gimple.c (gimple_set_bb): Fix off-by-one error.
23237 (is_gimple_reg): Do not handle memory tags.
23238 (gimple_copy): Also copy virtual operands.
23239 Delay updating the statement. Do not reset loaded and stored syms.
23240 (gimple_set_stored_syms): Remove.
23241 (gimple_set_loaded_syms): Likewise.
23242 (gimple_call_copy_skip_args): Copy the virtual operands
23243 and mark the new statement modified.
23244 * tree-ssa-structalias.c (may_alias_p): Remove.
23245 (set_uids_in_ptset): Take the alias set to prune with as
23246 parameter. Fold in the alias test of may_alias_p.
23247 (compute_points_to_sets): Compute whether a ptr is dereferenced
23248 in a local sbitmap.
23249 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23250 other ADDRESSOF constraints on the lhs.
23251 (get_constraint_for_component_ref): Assert that we don't get
23252 ADDRESSOF constraints from the base of the reference.
23253 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23254 (struct variable_info): Remove collapsed_to member.
23255 (get_varinfo_fc): Remove.
23256 (new_var_info): Do not set collapsed_to.
23257 (dump_constraint): Do not follow cycles.
23258 (dump_constraint_graph): Likewise.
23259 (build_pred_graph): Likewise.
23260 (build_succ_graph): Likewise.
23261 (rewrite_constraints): Likewise.
23262 (do_simple_structure_copy): Remove.
23263 (do_rhs_deref_structure_copy): Remove.
23264 (do_lhs_deref_structure_copy): Remove.
23265 (collapse_rest_of_var): Remove.
23266 (do_structure_copy): Re-implement.
23267 (pta_stats): New global variable.
23268 (dump_pta_stats): New function.
23269 (struct constraint_expr): Make offset signed.
23270 (UNKNOWN_OFFSET): Define special value.
23271 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23272 (solution_set_expand): New helper function split out from ...
23273 (do_sd_constraint): ... here.
23274 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23275 (do_ds_constraint): Likewise.
23276 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23277 and CALLUSED = *CALLUSED.
23278 (set_union_with_increment): Make inc argument signed.
23279 (type_safe): Remove.
23280 (get_constraint_for_ptr_offset): Handle unknown and negative
23282 (first_vi_for_offset): Handle offsets before start. Bail
23283 out early for offsets beyond the variable extent.
23284 (first_or_preceding_vi_for_offset): New function.
23285 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23286 Together with ESCAPED = *ESCAPED this properly computes reachability.
23287 (find_what_var_points_to): New function.
23288 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23289 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23290 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23291 pt_solutions_intersect): New functions.
23292 (compute_call_used_vars): Remove.
23293 (compute_may_aliases): New main entry into PTA computation.
23294 * gimple.h (gimple_p): New typedef.
23295 (struct gimple_statement_base): Remove references_memory_p.
23296 (struct gimple_statement_with_memory_ops_base): Remove
23297 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23299 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23300 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23301 gimple_set_references_memory): Remove.
23302 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23303 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23305 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23306 (verify_expr): Allow RESULT_DECL.
23307 (gimple_duplicate_bb): Do not copy virtual operands.
23308 (gimple_duplicate_sese_region): Adjust.
23309 (gimple_duplicate_sese_tail): Likewise.
23310 (mark_virtual_ops_in_region): Remove.
23311 (move_sese_region_to_fn): Do not call it.
23312 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23313 and pass_simple_dse.
23314 (execute_function_todo): Handle TODO_update_address_taken,
23315 call execute_update_addresses_taken for TODO_rebuild_alias.
23316 (execute_todo): Adjust.
23317 (execute_one_pass): Init dump files early.
23318 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23320 (create_general_new_stmt): Clear vops.
23321 * tree-ssa-reassoc.c (get_rank): Adjust.
23322 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23323 symbols for renaming.
23324 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23325 (PARAM_AVG_ALIASED_VOPS): Likewise.
23326 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23327 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23328 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23329 (operand_build_cmp, copy_virtual_operands,
23330 create_ssa_artificial_load_stmt, add_to_addressable_set,
23331 gimple_add_to_addresses_taken): Remove public functions.
23332 (unlink_stmt_vdef): New function.
23334 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23336 * config.gcc (powerpc-*-linux*): Merge variants.
23338 2009-04-02 Chao-ying Fu <fu@mips.com>
23339 James Grosbach <james.grosbach@microchip.com>
23341 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23342 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23344 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23345 keep_interrupts_masked_p, use_debug_exception_return_p.
23346 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23347 keep_interrupts_masked, use_debug_exception_return.
23348 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23349 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23351 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23352 (mips_print_operand): Process COP0 registers to print $0 .. $31
23353 correctly for GAS to process.
23354 (mips_interrupt_extra_call_saved_reg_p): New function.
23355 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23357 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23358 (mips_compute_frame_info): Add supports for interrupt context that
23359 includes doubleword accumulators and COP0 registers.
23360 (mips_for_each_saved_acc): New function.
23361 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23362 mips_for_each_saved_reg.
23363 (mips_save_reg): Save accumulators.
23364 (mips_kernel_reg_p): A new for_each_rtx callback.
23365 (mips_expand_prologue): Support interrupt handlers.
23366 (mips_restore_reg): Restore accumulators.
23367 (mips_expand_epilogue): Support interrupt handlers.
23368 (mips_can_use_return_insn): Return false for interrupt handlers.
23369 (mips_epilogue_uses): New function.
23370 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23371 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23372 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23373 cop0_move): New instructions.
23374 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23375 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23377 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23379 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23380 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23381 interrupt handlers, we use K0 as the temporary register.
23382 (EPILOGUE_USES): Change to a function call.
23383 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23384 handlers, we use K0 as the temporary register.
23386 * doc/extend.texi (Function Attributes): Document interrupt,
23387 use_shadow_register_set, keep_interrupts_masked,
23388 use_debug_exception_return for MIPS attributes.
23390 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23392 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23393 Remove a number of t-files from tmake_file.
23394 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23395 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23396 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23397 target_prototype, not TARGET_PROTOTYPE.
23398 (LINK_OS_GNU_SPEC): Define.
23399 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23400 and darwin-ldoubdle.c.
23402 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23405 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23406 (cpp_options): Ditto.
23407 (default_compilers): Ditto.
23408 (display_help): Ditto.
23409 (process_command): Ditto.
23410 (do_spec_1): Ditto.
23411 (set_input): Use lbasename instead of duplicate code.
23412 (save_temps_prefix): New static for -save-temps=obj.
23413 (save_temps_length): Ditto.
23415 * doc/invoke.texi (-save-temps=obj): Document new variant to
23416 -save-temps switch.
23418 2009-04-02 Jeff Law <law@redhat.com>
23420 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23423 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23425 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23426 * configure: Regenerated.
23428 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23430 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23431 share the argument list.
23433 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23437 2009-02-12 Diego Novillo <dnovillo@google.com>
23439 * varpool.c (debug_varpool): New.
23440 * cgraph.h (debug_varpool): Declare.
23442 2009-04-02 Jan Hubicka <jh@suse.cz>
23444 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23447 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23449 * config/i386/i386.c (ix86_abi): Move initialization to ...
23450 (override_options): Here.
23452 2009-04-02 Christian Bruel <christian.bruel@st.com>
23454 * config/sh/sh.c (sh_dwarf_register_span): New function.
23455 (TARGET_DWARF_REGISTER_SPAN): Define.
23456 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23458 2009-04-02 Ira Rosen <irar@il.ibm.com>
23460 PR tree-optimization/39595
23461 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23462 interleaved loads group is not greater than the SLP group size.
23464 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23466 * builtins.c (is_builtin_name): New.
23467 (called_as_built_in): Use is_builtin_name.
23468 * tree.h (is_builtin_name): New.
23469 * varasm.c (incorporeal_function_p): Use is_builtin_name
23471 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23473 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23475 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23478 * c-decl.c (clone_underlying_type): Move this ...
23479 * c-common.c (set_underlying_type): ... here.
23480 Also, make sure the function properly sets TYPE_STUB_DECL() on
23481 the newly created typedef variant type.
23482 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23483 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23486 2009-04-02 Richard Guenther <rguenther@suse.de>
23488 PR tree-optimization/37221
23489 * tree-flow.h (degenerate_phi_result): Declare.
23490 * tree-ssa-dom.c (degenerate_phi_result): Export.
23491 * tree-scalar-evolution.c (analyze_initial_condition): If
23492 the initial condition is defined by a degenerate PHI node
23493 use the degenerate value.
23495 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23497 PR rtl-optimization/39588
23498 * combine.c (merge_outer_ops): Do not set the constant when this
23500 (simplify_shift_const_1): Do not modify it either in this case.
23502 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23504 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23505 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23507 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23510 * c-lex.c (interpret_float): Default (no suffix) is double.
23512 2009-04-1 Xinliang David Li <davidxl@google.com>
23514 * config/i386/i386.c (legitimate_constant_p): Recognize
23515 all one vector constant.
23517 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23519 * config/vax/vax.c: Add #includes to silence warnings.
23520 Change #include order to silence two warnings.
23522 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23524 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23525 (ASM_SPEC): Pass -k to the assembler for PIC code.
23527 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23529 * config.gcc: Add vax-*-linux* to the switch.
23530 * config/vax/linux.h: New file. (TARGET_VERSION,
23531 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23533 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23535 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23536 Use predicate macros instead of GET_CODE() == foo.
23537 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23538 ashlsi3, rotrsi3, <unnamed>): Likewise.
23540 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23542 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23543 jbbccihi, jbbccisi): Remova trailing whitespace.
23544 * config/vax/constraints.md: Likewise.
23545 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23546 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23547 * config/vax/predicates.md: Likewise.
23548 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23549 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23550 * config/vax/vax.h: Likewise.
23551 * config/vax/vax.md (nonlocal_goto): Likewise.
23553 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23555 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23556 (indirectable_address_p, adjacent_operands_p): Add spaces around
23558 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23560 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23562 * config/vax/vax.c (legitimate_constant_address_p,
23563 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23564 index_term_p, reg_plus_index_p, legitimate_address_p,
23565 vax_mode_dependent_address_p): Update comments to match functions
23566 modified by the recent int->bool conversion.
23568 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23570 * config/vax/builtins.md: Update copyright message.
23571 * config/vax/constraints.md: Likewise.
23572 * config/vax/netbsd-elf.h: Likewise.
23573 * config/vax/predicates.md: Likewise.
23574 * config/vax/vax-protos.h: Likewise.
23575 * config/vax/vax.c: Likewise.
23576 * config/vax/vax.h: Likewise.
23577 * config/vax/vax.md: Likewise.
23578 * config/vax/vax.opt: Likewise.
23580 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23582 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23583 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23584 * config/vax/constraints.md (B, R): Likewise.
23585 * config/vax/predicates.md (external_memory_operand,
23586 nonimmediate_addsub_di_operand): Likewise.
23587 * config/vax/vax.c (vax_output_int_add): Likewise.
23588 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23589 untyped_call): Likewise.
23591 2009-04-01 Matt Thomas <matt@3am-software.com>
23593 * config/vax/predicates.md: New file.
23594 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23595 external_const_operand, nonsymbolic_operand, external_memory_operand,
23596 indirect_memory_operand, indexed_memory_operand,
23597 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23598 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23600 * config/vax/constraints.md: New file.
23601 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23603 * config/vax/builtins.md: New file.
23604 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23605 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23607 * config/vax/vax.opt (mqmath): Add option.
23608 * config/vax/vax.md (isfx): Extend with DI.
23609 (VAXintQH, VAXintQHSD): Define.
23610 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23611 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23612 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23613 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23614 (movdi): Update constraints and use vax_output_int_move().
23615 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23616 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23617 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23618 nonlocal_goto): New.
23619 (mov<mode>): Extend accepted operand types.
23620 (subdi3_old): Rename from subdi3, change update constraints and use
23621 a new implementation.
23622 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23623 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23624 MOVE_RATIO, CLEAR_RATIO): Define.
23625 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23626 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23627 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23628 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23629 (split_quadword_operands): Make static and really allow variable
23631 (print_operand_address): Update for PIC generation.
23632 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23633 indexable_address_p, fixup_mathdi_operand,
23634 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23635 (vax_float_literal, legitimate_constant_p,
23636 indirectable_constant_address_p, index_term_p,
23637 reg_plus_index_p): Return bool instead of int.
23638 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23640 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23642 (vax_output_conditional_branch): Indent.
23643 (legitimate_constant_address_p, indirectable_constant_address_p,
23644 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23645 vax_mode_dependent_address_p): Return bool instead of int, update for
23647 * config/vax/vax-protos.h (legitimate_constant_address_p,
23648 legitimate_constant_p, legitimate_address_p,
23649 vax_mode_dependent_address_p): Change declaration to bool.
23650 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23651 vax_expand_addsub_di_operands, vax_output_int_subtract,
23652 vax_output_movmemsi): Declare.
23653 (split_quadword_operands, vax_float_literal): Delete declaration.
23654 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23655 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23656 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23657 ASM_OUTPUT_DWARF_PCREL): Define.
23658 (ASM_SPEC): Change definition to allow PIC generation.
23660 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23662 * doc/sourcebuild.texi: Update front-end requirements.
23664 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23667 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23668 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23669 (booldi3_internal3): Use boolean_or_operator instead of
23672 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23675 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23676 declarator whose size is not an integer constant expression but
23677 folds to an integer constant, then treat it as a constant
23680 2009-04-01 Richard Guenther <rguenther@suse.de>
23682 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23683 i * 4 + 2 to (i * 2 + 1) * 2.
23685 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23688 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23689 return if c_parser_asm_string_literal returned NULL.
23691 2009-04-01 Nick Clifton <nickc@redhat.com>
23693 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23695 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23696 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23697 other typedefs to avoid conflicts with libgcc2.c. Define labels
23698 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23700 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23701 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23704 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23706 * varasm.c (default_function_rodata_section): Declare DOT as
23709 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23710 Andrey Galkin <agalkin@hypercom.com>
23713 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23714 Make object_name unique for each process.
23716 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23719 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23720 addressable variables in the parallel that could go out of scope while
23721 running queued tasks.
23723 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23725 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23726 (CASE_VALUES_THRESHOLD): Redefine.
23727 * config/avr/avr.c (avr_override_options): Remove initialization of
23728 avr_case_values_threshold variable.
23729 (avr_case_values_threshold): Remove variable. Add new function.
23730 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23731 * config/avr/avr.opt (mno-tablejump): Remove option.
23732 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23734 2009-04-01 DJ Delorie <dj@redhat.com>
23736 * varasm.c (default_function_rodata_section): Don't assume
23737 anything about where the first '.' in the section name is.
23739 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23741 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23742 rs6000_emit_stack_tie.
23744 2009-03-31 Ian Lance Taylor <iant@google.com>
23746 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23747 gimple_code with GIMPLE_RESX, not RESX.
23749 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23751 * c-common.c (c_get_ident): New.
23752 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23754 2009-04-01 Ben Elliston <bje@au.ibm.com>
23756 * config/rs6000/sysv4.opt (msdata): Improve option description.
23758 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23760 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23761 (divdf3_internal_lat): Remove.
23762 (divxf3_internal_lat): Remove.
23763 (divxf3_internal_thr): Remove.
23764 (divxf): Use divxf3_internal.
23765 * config/ia64/div.md (divsf3_internal_lat): New.
23766 (divdf3_internal_lat): New.
23767 (divxf3_internal): New.
23769 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23772 * Makefile.in (USE_GCC_STDINT): Define.
23773 (stmp-int-hdrs): Install stdint.h if applicable.
23774 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23776 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23777 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23778 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23779 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23780 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23781 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23782 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23783 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23784 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23785 (c_common_nodes_and_builtins): Initialize
23786 underlying_wchar_type_node. Do not initialize
23787 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23788 nodes for new types.
23789 (c_stddef_cpp_builtins): Define macros for new types.
23790 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23792 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23793 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23794 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23795 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23796 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23797 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23798 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23799 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23800 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23801 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23802 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23803 int16_type_node, int32_type_node, int64_type_node,
23804 uint8_type_node, uint16_type_node, c_uint32_type_node,
23805 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23806 int_least32_type_node, int_least64_type_node,
23807 uint_least8_type_node, uint_least16_type_node,
23808 uint_least32_type_node, uint_least64_type_node,
23809 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23810 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23811 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23812 uintptr_type_node): Define.
23813 * c-cppbuiltin.c (builtin_define_constants,
23814 builtin_define_type_minmax): New.
23815 (builtin_define_stdint_macros): Define more macros.
23816 (c_cpp_builtins): Define more limit macros.
23817 (type_suffix): New.
23818 (builtin_define_type_max): Define in terms of
23819 builtin_define_type_minmax. Remove is_long parameter. All
23821 * config.gcc (use_gcc_stdint): Define.
23822 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23823 Add newlib-stdint.h for generic targets.
23824 * config/glibc-stdint.h, config/newlib-stdint.h,
23825 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23826 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23827 * config/score/score.h (UINTPTR_TYPE): Define.
23828 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23829 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23830 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23831 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23832 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23833 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23834 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23835 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23836 * config/spu/spu.h (STDINT_LONG32): Define.
23837 * configure.ac (use_gcc_stdint): Substitute.
23838 * configure: Regenerate.
23839 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23840 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23841 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23842 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23843 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23844 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23845 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23846 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23847 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23848 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23849 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23850 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23851 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23852 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23853 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23854 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23855 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23856 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23857 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23858 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23859 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23860 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23861 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23862 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23863 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23864 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23865 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23866 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23867 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23869 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23871 * loop-iv.c (suitable_set_for_replacement): Renamed from
23872 simplify_using_assignment; changed to return bool and to accept new
23873 args DEST and SRC. Return true iff we find a source/destination pair
23874 that can be used to make a replacement, and fill SRC and DEST if so.
23875 Remove arg ALTERED. Don't deal with altered regs here. All callers
23877 (simplify_using_initial_values): Deal with altered regs here and track
23878 more precisely the effect they have on the validity of our expression.
23880 * loop-iv.c (simplify_using_condition): A condition of the form
23881 (EQ REG CONST) can be used to simply make a substitution.
23882 (simplify_using_initial_values): Keep track of conditions we have seen
23883 and keep using them to simplify new expressions, while applying the
23884 same substitutions to them as to the expression.
23886 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23887 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23890 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23891 changed. Use this when trying to improve the upper bound.
23892 Generate the comparison by using simplify_gen_relational.
23894 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23896 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23898 (simplify_using_assignment, simplify_using_initial_values): Call
23899 replace_in_expr to make replacements. Call replace_single_def_regs
23900 once on the initial version of the expression.
23902 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23905 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23907 2009-03-31 Richard Guenther <rguenther@suse.de>
23909 PR middle-end/31029
23910 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23911 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23913 2009-03-31 Richard Guenther <rguenther@suse.de>
23915 * tree.h (div_if_zero_remainder): Declare.
23916 * fold-const.c (div_if_zero_remainder): Export.
23917 * tree-ssa-forwprop.c
23918 (forward_propagate_addr_into_variable_array_index): Handle
23919 constant array index addition outside of the variable index.
23921 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23924 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23925 define_splits, floatunssi<mode>2): Require x87 conversions from
23926 DImode to be permitted.
23928 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23930 PR preprocessor/15638
23931 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23933 2009-03-31 Richard Guenther <rguenther@suse.de>
23935 PR middle-end/23401
23936 PR middle-end/27810
23937 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23938 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23939 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23940 a separate statement.
23941 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23942 (lookup_tmp_var): Likewise.
23943 (is_gimple_formal_tmp_or_call_rhs): Remove.
23944 (is_gimple_reg_or_call_rhs): Rename to ...
23945 (is_gimple_reg_rhs_or_call): ... this.
23946 (is_gimple_mem_or_call_rhs): Rename to ...
23947 (is_gimple_mem_rhs_or_call): ... this.
23948 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23949 DECL_GIMPLE_REG_P only if is_formal is true.
23950 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23951 for non-proper post-modify expression gimplification.
23952 (gimplify_self_mod_expr): For post-modify expressions gimplify
23953 the lvalue to a minimal lvalue.
23954 (rhs_predicate_for): Remove formal temp case.
23955 (gimplify_modify_expr_rhs): Likewise.
23956 (gimplify_addr_expr): Use is_gimple_reg.
23957 (gimplify_expr): Remove formal temp cases.
23958 (gimple_regimplify_operands): Likewise.
23959 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23960 and FILTER_EXPR like constants.
23961 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23963 (is_gimple_formal_tmp_rhs): Remove.
23964 (is_gimple_reg_rhs): Remove special casing.
23965 (is_gimple_mem_rhs): Fix.
23966 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23967 (is_gimple_formal_tmp_var): Remove.
23968 (is_gimple_formal_tmp_reg): Likewise.
23969 (is_gimple_min_lval): Allow invariant component ref parts.
23970 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23971 is_gimple_formal_tmp_reg): Remove declarations.
23972 * tree-cfg.c (verify_expr): Verify that variables with address
23973 taken do not have DECL_GIMPLE_REG_P set.
23974 * tree-mudflap.c (mf_build_check_statement_for): Use
23975 force_gimple_operand instead of gimplify_expr.
23977 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23979 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23980 schedulable rows to compute_split_row.
23982 2009-03-31 Ben Elliston <bje@au.ibm.com>
23985 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23988 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23990 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23991 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23992 * configure: Regenerate.
23993 * config.in: Regenerate.
23994 * config/rs6000/rs6000.opt (mtls-markers): Add.
23995 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23996 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23997 (tls_ld_aix, tls_ld_sysv): Likewise.
23998 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23999 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24001 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24003 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24005 2009-03-30 Jan Hubicka <jh@suse.cz>
24007 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24009 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24010 detection and label handling.
24012 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24014 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24015 left_conflicts_size.
24016 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24017 ALLOCNO_LEFT_CONFLICTS_SIZE.
24019 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24020 remove_allocno_from_bucket_and_push,
24021 allocno_spill_priority_compare, push_allocnos_to_stack,
24022 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24023 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24024 (setup_allocno_left_conflicts_num): Ditto. Rename to
24025 setup_allocno_left_conflicts_size.
24026 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24027 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24028 setup_allocno_left_conflicts_size instead of
24029 setup_allocno_left_conflicts_num.
24031 * ira-build.c (ira_create_allocno): Use
24032 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24033 ALLOCNO_LEFT_CONFLICTS_NUM.
24035 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24037 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24038 instead of DF_LR_OUT.
24040 * ira-lives.c (process_bb_node_lives): Ditto.
24042 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24043 instead of DF_LR_{OUT,IN}.
24045 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24047 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24049 2009-03-30 Jan Hubicka <jh@suse.cz>
24051 * except.c (label_to_region_map): Fix thinko.
24053 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24055 PR middle-end/38237
24056 * tree.h (tree_find_value): New declaration.
24057 * tree.c (tree_find_value): New function.
24058 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24060 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24063 * c-decl.c (struct c_binding): Add locus field.
24064 (bind): Add locus argument, set locus field from it.
24065 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24066 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24067 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24068 implicitly_declare, undeclared_variable, lookup_label,
24069 declare_label, c_make_fname_decl, c_builtin_function,
24070 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24073 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24076 * config/i386/i386.c (classify_argument): Check total size of
24079 2009-03-30 Martin Jambor <mjambor@suse.cz>
24081 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24082 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24083 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24086 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24087 seen_variable_array_ref while also traversing a union.
24089 * tree-inline.c (optimize_inline_calls): Do not call
24090 cgraph_node_remove_callees.
24091 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24092 (pass_remove_cgraph_callee_edges): New variable.
24093 * passes.c (init_optimization_passes): Add
24094 pass_remove_cgraph_callee_edges after early inlining and before all
24095 late intraprocedural passes.
24097 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24099 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24101 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24102 Fix typos in names.
24104 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24106 * combine.c (simplify_comparison): Use have_insn_for.
24107 * dojump.c (do_jump): Likewise.
24109 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24111 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24112 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24113 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24114 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24115 instead of sparc_compare_emitted.
24116 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24117 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24118 instead of sparc_compare_emitted.
24120 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24122 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24123 enter/exit cfglayout mode.
24124 (pass_partition_block): Require it.
24125 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24126 (combine_instructions): Track basic blocks instead of labels.
24127 (update_cfg_for_uncondjump): New.
24128 (try_combine): Use it. Update jumps after rescanning.
24129 (pass_combine): Require PROP_cfglayout.
24130 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24132 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24134 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24135 Provide/destroy PROP_cfglayout respectively.
24136 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24137 * tree-pass.h (PROP_cfglayout): New.
24139 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24141 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24142 fold_convert_const_fixed_from_fixed,
24143 fold_convert_const_fixed_from_int,
24144 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24145 set TREE_CONSTANT_OVERFLOW.
24146 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24147 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24149 2009-03-30 Ira Rosen <irar@il.ibm.com>
24151 * tree-vect-loop-manip.c: New file.
24152 * tree-vectorizer.c: Update documentation and included files.
24153 (vect_loop_location): Make extern.
24154 (rename_use_op): Move to tree-vect-loop-manip.c
24155 (rename_variables_in_bb, rename_variables_in_loop,
24156 slpeel_update_phis_for_duplicate_loop,
24157 slpeel_update_phi_nodes_for_guard1,
24158 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24159 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24160 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24161 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24162 find_loop_location): Likewise.
24163 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24164 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24165 get_vectype_for_scalar_type, vect_is_simple_use,
24166 supportable_widening_operation, supportable_narrowing_operation):
24168 (bb_in_loop_p): Move to tree-vect-loop.c.
24169 (new_loop_vec_info, destroy_loop_vec_info,
24170 reduction_code_for_scalar_code, report_vect_op,
24171 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24172 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24173 (vect_supportable_dr_alignment): Likewise.
24174 * tree-vectorizer.h (tree-data-ref.h): Include.
24175 (vect_loop_location): Declare.
24176 Reorganize function declarations according to the new file structure.
24177 * tree-vect-loop.c: New file.
24178 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24179 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24180 * tree-vect-data-refs.c: New file.
24181 * tree-vect-patterns.c (timevar.h): Don't include.
24182 * tree-vect-stmts.c: New file.
24183 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24184 tree-vect-slp.c, tree-vect-loop.c.
24185 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24186 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24187 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24188 (tree-vect-analyze.o): Remove.
24189 (tree-vect-transform.o): Likewise.
24190 (tree-vect-data-refs.o): Add rule.
24191 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24192 tree-vect-slp.o): Likewise.
24193 (tree-vect-patterns.o): Remove redundant dependencies.
24194 (tree-vectorizer.o): Likewise.
24195 * tree-vect-slp.c: New file.
24197 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24199 * optc-gen.awk: Warn if an option flag has multiple different
24202 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24204 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24205 -floop-block): Document dependences on PPL, CLooG and Graphite.
24207 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24209 PR rtl-optimization/323
24210 * c-common.c (c_fully_fold, convert_and_check,
24211 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24212 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24213 * c-common.def (EXCESS_PRECISION_EXPR): New.
24214 * c-cppbuiltin.c (builtin_define_float_constants): Define
24215 constants with enough digits for long double.
24216 * c-lex.c (interpret_float): Interpret constant with excess
24217 precision where appropriate.
24218 * c-opts.c (c_common_post_options): Set
24219 flag_excess_precision_cmdline. Give an error for
24220 -fexcess-precision=standard for C++ for processors where the
24221 option is significant.
24222 * c-parser.c (c_parser_conditional_expression): Handle excess
24223 precision in condition.
24224 * c-typeck.c (convert_arguments): Handle arguments with excess
24226 (build_unary_op): Move excess precision outside operation.
24227 (build_conditional_expr): Likewise.
24228 (build_compound_expr): Likewise.
24229 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24230 (build_modify_expr): Handle excess precision in RHS.
24231 (convert_for_assignment): Handle excess precision in converted
24233 (digest_init, output_init_element, process_init_element): Handle
24234 excess precision in initializer.
24235 (c_finish_return): Handle excess precision in return value.
24236 (build_binary_op): Handle excess precision in operands and add
24237 excess precision as needed for operation.
24238 * common.opt (-fexcess-precision=): New option.
24239 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24240 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24241 For standard excess precision, output explicit conversion to and
24242 truncation from XFmode.
24243 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24244 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24245 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24246 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24247 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24248 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24249 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24250 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24251 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24252 define_splits, sqrt<mode>2): Disable where appropriate for
24253 standard excess precision.
24254 * convert.c (convert_to_real): Do not shorten arithmetic to type
24255 for which excess precision would be used.
24256 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24257 * doc/invoke.texi (-fexcess-precision=): Document option.
24258 (-mfpmath=): Correct index entry.
24259 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24260 flag_excess_precision): New.
24261 * langhooks.c (lhd_post_options): Set
24262 flag_excess_precision_cmdline.
24263 * opts.c (common_handle_option): Handle -fexcess-precision=.
24264 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24265 init_excess_precision): New.
24266 (lang_dependent_init_target): Call init_excess_precision.
24267 * tree.c (excess_precision_type): New.
24268 * tree.h (excess_precision_type): Declare.
24270 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24273 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24274 non-lvalue to component.
24276 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24278 PR preprocessor/34695
24279 * Makefile.in (c-opts.o): Depend on c-tree.h.
24280 * c-common.c: Move down include of diagnostic.h.
24281 (done_lexing, c_cpp_error): New.
24282 * c-common.h (done_lexing): Declare.
24283 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24285 * c-opts.c: Include c-tree.h.
24286 (c_common_init_options): Set preprocessor error callback.
24287 (c_common_handle_option): Do not set preprocessor
24288 inhibit_warnings, warnings_are_errors, warn_system_headers,
24289 pedantic_errors or inhibit_warnings flags.
24290 (c_common_post_options): Do not check cpp_errors (parse_in).
24291 (c_common_finish): Do not output dependencies if there were
24292 errors. Do not check return value of cpp_finish.
24293 * c-ppoutput.c (pp_file_change): Set input_location.
24294 * c-tree.h (c_cpp_error): Declare.
24295 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24297 (diagnostic_build_prefix): Check override_column.
24298 * diagnostic.h (diagnostic_info): Add override_column field.
24299 (diagnostic_override_column): Define.
24301 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24303 * c-common.c (c_expand_expr, c_staticp): Remove.
24304 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24305 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24306 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24307 * c-gimplify.c (gimplify_compound_literal_expr,
24308 optimize_compound_literals_in_ctor): Remove.
24309 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24310 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24311 * c-semantics.c (emit_local_var): Remove.
24313 * langhooks-def.h (lhd_expand_expr): Remove.
24314 * langhooks.c (lhd_expand_expr): Remove.
24315 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24317 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24318 handling from c-semantics.c; don't call into langhook.
24319 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24320 * gimplify.c (gimplify_compound_literal_expr,
24321 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24322 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24323 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24324 as was done in c-gimplify.c.
24325 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24326 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24327 Move from c-common.h.
24328 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24330 * tree.c (staticp): Do not call langhook.
24331 * langhooks.c (lhd_staticp): Delete.
24332 * langhooks-def.h (lhd_staticp): Delete prototype.
24333 (LANG_HOOKS_STATICP): Delete.
24334 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24336 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24337 instead of DECL_STMTs.
24339 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24347 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24349 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24350 contained expression.
24351 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24352 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24353 conditional expressions for C.
24354 (decl_constant_value_for_optimization): Move from
24355 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24356 whether optimizing and that the expression is a VAR_DECL not of
24357 array type instead of doing such checks in the caller. Do not
24358 check pedantic. Call gcc_unreachable for C++.
24359 * c-common.def (C_MAYBE_CONST_EXPR): New.
24360 * c-common.h (c_fully_fold, c_save_expr,
24361 decl_constant_value_for_optimization): New prototypes.
24362 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24363 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24364 EXPR_INT_CONST_OPERANDS): Define.
24365 * c-convert.c (convert): Strip nops from expression.
24366 * c-decl.c (groktypename): Take extra parameters expr and
24367 expr_const_operands. Update call to grokdeclarator.
24368 (start_decl): Update call to grokdeclarator. Add statement for
24369 expressions used in type of decl.
24370 (grokparm): Update call to grokdeclarator.
24371 (push_parm_decl): Update call to grokdeclarator.
24372 (build_compound_literal): Add parameter non_const and build a
24373 C_MAYBE_COSNT_EXPR if applicable.
24374 (grokdeclarator): Take extra parameters expr and
24375 expr_const_operands. Track expressions used in declaration
24376 specifiers and declarators. Fold array sizes and track whether
24377 they are constant expressions and whether they are integer
24378 constant expressions.
24379 (parser_xref_tag): Set expr and expr_const_operands fields in
24381 (grokfield): Update call to grokdeclarator.
24382 (start_function): Update call to grokdeclarator.
24383 (build_null_declspecs): Set expr and expr_const_operands fields in
24385 (declspecs_add_type): Handle expressions in typeof specifiers.
24386 * c-parser.c (c_parser_declspecs): Set expr and
24387 expr_const_operands fields for declaration specifiers.
24388 (c_parser_enum_specifier): Likewise.
24389 (c_parser_struct_or_union_specifier): Likewise.
24390 (c_parser_typeof_specifier): Likewise. Update call to
24391 groktypename. Fold expression as needed. Return expressions with
24392 type instead of adding statements.
24393 (c_parser_attributes): Update calls to c_parser_expr_list.
24394 (c_parser_statement_after_labels): Fold expression before passing
24395 to objc_build_throw_stmt.
24396 (c_parser_condition): Fold expression.
24397 (c_parser_asm_operands): Fold expression.
24398 (c_parser_conditional_expression): Use c_save_expr. Update call
24399 to build_conditional_expr.
24400 (c_parser_alignof_expression): Update call to groktypename.
24401 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24402 original_code. Fold expression argument of va_arg. Create
24403 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24404 argument to va_arg. Update calls to groktypename. Fold array
24405 index for offsetof. Verify that first argument to
24406 __builtin_choose_expr has integer type.
24407 (c_parser_postfix_expression_after_paren_type): Update calls to
24408 groktypename and build_compound_literal. Handle expressions with
24409 side effects in type name.
24410 (c_parser_postfix_expression_after_primary): Update call to
24411 c_parser_expr_list. Set original_code for calls to
24412 __builtin_constant_p.
24413 (c_parser_expr_list): Take extra parameter fold_p. Fold
24414 expressions if requested.
24415 (c_parser_objc_type_name): Update call to groktypename.
24416 (c_parser_objc_synchronized_statement): Fold expression.
24417 (c_parser_objc_receiver): Fold expression.
24418 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24419 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24420 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24421 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24422 (struct c_typespec): Add elements expr and expr_const_operands.
24423 (struct c_declspecs): Add elements expr and expr_const_operands.
24424 (groktypename, build_conditional_expr, build_compound_literal):
24426 (in_late_binary_op): Declare.
24427 * c-typeck.c (note_integer_operands): New function.
24428 (in_late_binary_op): New variable.
24429 (decl_constant_value_for_broken_optimization): Move to c-common.c
24430 and rename to decl_constant_value_for_optimization.
24431 (default_function_array_conversion): Do not strip nops.
24432 (default_conversion): Do not call
24433 decl_constant_value_for_broken_optimization.
24434 (build_array_ref): Do not fold result.
24435 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24436 result when operand is a VLA.
24437 (c_expr_sizeof_type): Update call to groktypename. Handle
24438 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24439 result when operand names a VLA type.
24440 (build_function_call): Update call to build_compound_literal.
24441 Only fold result for calls to __builtin_* functions. Strip
24442 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24443 the function designator.
24444 (convert_arguments): Fold arguments. Update call to
24445 convert_for_assignment.
24446 (build_unary_op): Handle increment and decrement of
24447 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24448 decrement earlier. Fold operand of increment and decrement.
24449 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24450 built for integer operand. Wrap returns that are INTEGER_CSTs
24451 without being integer constant expressions or that have integer
24452 constant operands without being INTEGER_CSTs.
24453 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24454 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24455 result is an integer constant expression or can be used in
24456 unevaluated parts of one and avoid folding and wrap as
24457 appropriate. Fold operands before possibly doing -Wsign-compare
24459 (build_compound_expr): Wrap result for C99 if operands can be used
24460 in integer constant expressions.
24461 (build_c_cast): Update call to digest_init. Do not ignore
24462 overflow from casting floating-point constants to integers. Wrap
24463 results that could be confused with integer constant expressions,
24464 null pointer constants or floating-point constants.
24465 (c_cast_expr): Update call to groktypename. Handle expressions
24466 included in type name.
24467 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24468 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24469 Update calls to convert_for_assignment.
24470 (convert_for_assignment): Take new parameter
24471 null_pointer_constant. Do not strip nops or call
24472 decl_constant_value_for_broken_optimization. Set
24473 in_late_binary_op for conversions to boolean.
24474 (store_init_value): Update call to digest_init.
24475 (digest_init): Take new parameter null_pointer_constant. Do not
24476 call decl_constant_value_for_broken_optimization. pedwarn for
24477 initializers not constant expressions. Update calls to
24478 convert_for_assignment.
24479 (constructor_nonconst): New.
24480 (struct constructor_stack): Add nonconst element.
24481 (really_start_incremental_init, push_init_level, pop_init_level):
24482 Handle constructor_nonconst and nonconst element.
24483 (set_init_index): Call constant_expression_warning for array
24485 (output_init_element): Fold value. Set constructor_nonconst as
24486 applicable. pedwarn for initializers not constant expressions.
24487 Update call to digest_init. Call constant_expression_warning
24488 where constant initializers are required.
24489 (process_init_element): Use c_save_expr.
24490 (c_finish_goto_ptr): Fold expression.
24491 (c_finish_return): Fold return value. Update call to
24492 convert_for_assignment.
24493 (c_start_case): Fold switch expression.
24494 (c_process_expr_stmt): Fold expression.
24495 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24496 ensure statement expression is not evaluated in constant expression.
24497 (build_binary_op): Track whether results are integer constant
24498 expressions or may occur in such, disable folding and wrap results
24499 as applicable. Fold operands for -Wsign-compare warnings unless
24501 (c_objc_common_truthvalue_conversion): Handle results folded to
24502 integer constants that are not integer constant expressions.
24503 * doc/extend.texi: Document when typeof operands are evaluated,
24504 that condition of __builtin_choose_expr is an integer constant
24505 expression, and more about use of __builtin_constant_p in
24508 2009-03-29 Richard Guenther <rguenther@suse.de>
24510 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24511 propagate addresses of array references.
24513 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24515 * regmove.c (perhaps_ends_bb_p): Remove.
24516 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24517 from INSN and check that the main loop stays within that basic block.
24518 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24519 (regmove_forward_pass): Split out from regmove_optimize. Use
24520 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24521 (regmove_backward_pass): Split out from regmove_optimize. Use
24522 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24523 (regmove_optimize): Simplify.
24525 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24528 * config/i386/i386.c (classify_argument): Ignore flexible array
24529 member in struct and warn ABI change.
24531 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24533 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24535 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24536 (ix86_adjust_cost): Updated.
24538 2009-03-29 Jan Hubicka <jh@suse.cz>
24540 PR middle-end/28850
24541 * tree-pass.h (pass_cleanup_eh): New function.
24542 (remove_unreachable_regions): Break code handling RTL
24543 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24544 that can not be reached by runtime.
24545 (can_be_reached_by_runtime): New function.
24546 (label_to_region_map): New function.
24547 (num_eh_regions): New function.
24548 (rtl_remove_unreachable_regions): New function.
24549 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24550 (remove_eh_region): New function.
24551 * except.h: Include sbitmap and vecprim.
24552 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24553 num_eh_regions): Declare.
24554 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24555 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24556 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24557 (tree_empty_eh_handler_p): New function.
24558 (cleanup_empty_eh): New function.
24559 (cleanup_eh): New function.
24560 (pass_cleanup_eh): New function.
24562 2009-03-29 Jan Hubicka <jh@suse.cz>
24564 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24565 for removed regions.
24567 2009-03-29 Jan Hubicka <jh@suse.cz>
24569 * except.c (dump_eh_tree): Dump all datastructures.
24571 2009-03-29 Jan Hubicka <jh@suse.cz>
24573 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24574 (duplicate_eh_regions_1): Likewise.
24575 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24576 vector; call EH verification.
24577 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24578 Be ready for region being removed.
24580 2009-03-29 Jan Hubicka <jh@suse.cz>
24582 * bitmap.c (bitmap_last_set_bit): New function.
24583 * bitmap.h (bitmap_last_set_bit): Declare.
24585 2009-03-29 David Ayers <ayers@fsfe.org>
24588 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24589 by calling objc_compare_types and surpress warnings about
24590 incompatible C pointers that are compatible ObjC pointers.
24592 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24594 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24595 call initialize_inline_failed.
24596 (initialize_inline_failed): Move it from here ...
24597 * cgraph.c (initialize_inline_failed): ... to here.
24598 (cgraph_create_edge): Call initialize_inline_failed rather than
24599 setting inline_failed directly.
24601 2009-03-29 Ben Elliston <bje@au.ibm.com>
24604 * sysv4.opt (msdata): Improve comment.
24605 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24606 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24608 2009-03-29 Ben Elliston <bje@au.ibm.com>
24611 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24612 load and store attributes.
24614 2009-03-29 Ben Elliston <bje@au.ibm.com>
24616 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24617 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24618 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24619 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24620 __builtin_infq and __builtin_huge_valq.
24622 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24624 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24626 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24627 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24629 2009-03-28 Xinliang David Li <davidxl@google.com>
24631 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24632 (do_dbg_cnt): New function.
24634 2009-03-28 Jan Hubicka <jh@suse.cz>
24636 Merge from pretty-ipa:
24638 2009-03-27 Jan Hubicka <jh@suse.cz>
24640 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24641 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24642 * passes.c (function_called_by_processed_nodes_p): New.
24643 * ipa-pure-const.c (check_call): Fix handling of operands.
24644 (analyze_function): Dump debug output for skipped bodies.
24645 (local_pure_const): Use function_called_by_processed_nodes_p.
24646 * dwarf2out.c (reference_to_unused): Use output.
24647 * passes.c (do_per_function_toporder): Likewise.
24649 2008-11-12 Jan Hubicka <jh@suse.cz>
24651 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24652 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24653 state_set_in_source enum
24654 (check_decl): Ignore memory tags; do not set fake looping flags;
24656 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24657 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24658 (check_call, analyze_function): Rewrite.
24660 (add_new_function): Update call of analyze_function.
24661 (generate_summary): Add call of analyze_function.
24662 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24663 (local_pure_const): New function.
24664 (pass_local_pure_const): New pass.
24665 * ipa-inline.c (inline_transform): Set after_inlining.
24666 * tree-eh.c (stmt_can_throw_external): New.
24667 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24668 work with aliasing built.
24669 * tree-flow.h (stmt_can_throw_external): New.
24670 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24671 and local pure/const pass in early and late optimization queue.
24673 2009-03-28 Martin Jambor <mjambor@suse.cz>
24675 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24677 (fold_binary): Allow function decl aligment consideration is the
24678 second argument is integer constant one.
24679 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24680 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24681 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24683 2009-03-28 Jan Hubicka <jh@suse.cz>
24685 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24686 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24687 * function.h (rtl_data): Add nothrow flag.
24688 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24689 set DECL_NOTHROW for AVAILABLE functions.
24691 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24693 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24694 following vector keyword has expansion starting with pixel or bool
24695 keyword, expand vector to __vector and pixel or bool to __pixel or
24699 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24700 warn_if_disallowed_function_p): Removed.
24701 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24702 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24703 warning_if_disallowed_function_p.
24704 * flags.h (warn_if_disallowed_function_p,
24705 warn_disallowed_functions): Removed.
24706 * common.opt (Wdisallowed-function-list=): Removed.
24707 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24709 2009-03-28 Richard Guenther <rguenther@suse.de>
24711 PR tree-optimization/38723
24712 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24715 2009-03-28 Jan Hubicka <jh@suse.cz>
24717 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24718 test introduced by my previous patch.
24720 2009-03-28 Richard Guenther <rguenther@suse.de>
24722 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24723 the PHIs value undefined.
24725 2009-03-28 Jan Hubicka <jh@suse.cz>
24727 * tree-pass.h (pass_fixup_cfg): New pass.
24728 * ipa-inline.c (inline_transform): Set
24729 always_inline_functions_inlined/after_inlining.
24730 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24731 (pass_fixup_cfg): New pass.
24732 * passes.c (init_optimization_passes): Add fixup_cfg.
24734 2009-03-28 Richard Guenther <rguenther@suse.de>
24736 PR tree-optimization/38458
24737 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24738 argument use the arguments copy-of value.
24740 2009-03-28 Richard Guenther <rguenther@suse.de>
24742 PR tree-optimization/38180
24743 * tree-ssa-ccp.c (get_default_value): Simplify.
24744 (likely_value): Likewise.
24745 (surely_varying_stmt_p): Properly handle VOP case.
24746 (ccp_initialize): Likewise.
24747 (ccp_fold): Handle propagating through *&.
24748 (fold_const_aggregate_ref): Also handle decls.
24750 2009-03-28 Jan Hubicka <jh@suse.cz>
24752 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24753 * cgraph.h (cgraph_node): Likewise.
24754 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24755 (cgraph_reset_node): Use process flag.
24756 (cgraph_mark_functions_to_output): Likewise.
24757 (cgraph_expand_function): Likewise.
24758 (cgraph_expand_all_functions): Likewise.
24759 (cgraph_output_in_order): Likewise.
24760 * dwarf2out.c (reference_to_unused): Likewise.
24761 * passes.c do_per_function_toporder): Likewise.
24763 2009-03-28 Jan Hubicka <jh@suse.cz>
24765 Bring from lto-branch:
24767 2008-09-03 Doug Kwan <dougkwan@google.com>
24769 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24770 enums instead of reason strings.
24771 * cgraph.c (cgraph_create_edge): Same.
24772 (cgraph_inline_failed_string): New function.
24773 * cgraph.h (cgraph_inline_failed_t): New enum type.
24774 (cgraph_inline_failed_string): New prototype.
24775 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24776 char pointer to cgraph_inline_failed_t.
24777 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24778 (cgraph_default_inline_p): Ditto.
24779 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24780 to cgraph_inline_failed_t pointer.
24781 * cif-code.def: New file.
24782 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24784 (cgraph_check_inline_limits): Change type of REASON to pointer to
24785 cgraph_inline_failed_t. Replace reason strings with enums.
24786 (cgraph_default_inline_p): Ditto.
24787 (cgraph_recursive_inlining_p): Ditto.
24788 (update_caller_keys): Change type of FAILED_REASON to
24789 cgraph_inline_failed_t.
24790 (cgraph_set_inline_failed): Change type of REASON to pointer to
24791 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24792 convert enums to strings for text output.
24793 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24794 to be of type cgraph_inline_failed_t. Replace reason strings with
24795 enums. Call cgraph_inline_failed_string to covert enums
24796 to strings for text output.
24797 (cgraph_decide_inlining): Replace reason strings with enums.
24798 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24799 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24801 * tree-inline.c (expand_call_inline): Change type of REASON
24802 to cgraph_inline_failed_t. Replace reason strings with enums.
24803 Call cgraph_inline_failed_string for text output.
24804 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24807 2009-03-28 Jan Hubicka <jh@suse.cz>
24809 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24810 cgraph_clone_node): Remove master clone handling.
24811 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24812 * cgraph.h (master_clone): Remove.
24813 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24814 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24815 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24817 2009-03-28 Jan Hubicka <jh@suse.cz>
24819 * cgraph.c (cgraph_function_body_availability): Functions declared
24820 inline are always safe to assume that it is not going to be replaced.
24822 2009-03-28 Richard Guenther <rguenther@suse.de>
24824 PR tree-optimization/38513
24825 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24826 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24827 EXC_PTR_EXPR and FILTER_EXPR.
24828 (get_ref_from_reference_ops): Likewise.
24830 2009-03-28 Richard Guenther <rguenther@suse.de>
24832 PR tree-optimization/38968
24833 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24834 Use FLOOR_MOD_EXPR to compute misalignment.
24836 2009-03-28 Richard Guenther <rguenther@suse.de>
24838 PR tree-optimization/37795
24839 * tree.h (combine_comparisons): Declare.
24840 * fold-const.c (combine_comparisons): Export.
24841 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24843 (ifcombine_iforif): Use combine_comparisons.
24845 2009-03-28 Jan Hubicka <jh@suse.cz>
24847 * tree-eh.c (inlinable_call_p): New function.
24848 (make_eh_edges): Use it.
24849 (verify_eh_edges): Use it.
24850 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24851 * except.c (reachable_next_level): Add inlinable_function argument
24852 (sjlj_find_directly_reachable_regions): Update.
24853 (add_reachable_handler): Do not set saw_any_handlers.
24854 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24855 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24856 Add new inlinable call parameter.
24857 (can_throw_internal, can_throw_external): Update.
24858 * except.h (can_throw_internal_1, can_throw_external_1,
24859 foreach_reachable_handler): Update declaration.
24861 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24863 * config/arm/t-arm-coff, config/h8300/coff.h,
24864 config/i386/i386-aout.h, config/i386/i386-coff.h,
24865 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24866 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24867 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24868 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24869 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24870 sys-types.h: Remove.
24871 * Makefile.in: Remove protoize and fixproto support and references
24873 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24874 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24876 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24877 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24878 unprotoize$(exeext).
24879 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24880 (.PHONY): Don't depend on proto.
24881 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24882 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24883 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24884 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24885 build/gen-protos.o, build/scan.o, xsys-protos.h,
24886 build/fix-header$(build_exeext), build/fix-header.o,
24887 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24888 stmp-install-fixproto): Remove.
24889 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24890 SYSCALLS.c or fixproto files.
24891 (install-common): Don't install protoize.
24892 (install-headers-tar, install-headers-cpio, install-headers-cp):
24893 Don't depend on $(STMP_FIXPROTO).
24894 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24895 install fixproto files or write out fixproto settings.
24896 (uninstall): Don't uninstall protoize.
24897 * config.gcc (use_fixproto): Remove.
24898 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24899 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24900 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24901 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24902 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24903 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24904 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24905 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24906 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24907 * config/t-vxworks (STMP_FIXPROTO): Remove.
24908 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24909 STMP_FIXPROTO): Remove.
24910 * config.in, configure: Regenerate.
24911 * crtstuff.c (gid_t, uid_t): Don't undefine.
24912 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24913 (arm-*-coff, arm-*-aout: Remove target entries.
24914 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24915 Remove mention of AIX 4.1.
24916 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24917 * doc/invoke.texi (Running Protoize): Remove.
24918 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24919 (Protoize Caveats): Remove.
24920 * tsystem.h: Update comments on headers assumed to exist.
24922 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24924 * genautomata.c: Add a new year to the copyright. Add a new
24926 (struct insn_reserv_decl): Add comments for member bypass_list.
24927 (find_bypass): Remove.
24928 (insert_bypass): New.
24929 (process_decls): Use insert_bypass.
24930 (output_internal_insn_latency_func): Output all bypasses with the
24931 same input insn in one switch case.
24933 * rtl.def (define_bypass): Describe bypass choice.
24934 * doc/md.texi (define_bypass): Ditto.
24936 2009-03-27 Richard Guenther <rguenther@suse.de>
24938 * gimplify.c (mark_addressable): Export.
24939 * tree-flow.h (mark_addressable): Declare.
24940 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24941 * tree-ssa.c (verify_phi_args): Verify that address taken
24942 variables have TREE_ADDRESSABLE set.
24944 2009-03-27 Richard Guenther <rguenther@suse.de>
24946 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24947 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24948 Do not mark decls TREE_ADDRESSABLE.
24949 (build_fold_addr_expr): Adjust.
24950 (fold_addr_expr): Remove.
24951 (fold_unary): Use build_fold_addr_expr.
24952 (fold_comparison): Likewise.
24953 (split_address_to_core_and_offset): Likewise.
24954 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24956 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24957 (gimplify_modify_expr_to_memcpy): Mark source and destination
24959 * omp-low.c (create_omp_child_function): Mark the object decl
24961 (lower_rec_input_clauses): Mark the var we take the address of
24963 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24965 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24967 PR middle-end/39315
24968 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24969 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24971 2009-03-27 Richard Guenther <rguenther@suse.de>
24973 PR tree-optimization/39120
24974 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24976 (handle_lhs_call): Process return constraints. Add escape
24977 constraints if necessary.
24978 (handle_const_call): Fill out return constraints. Make nested
24979 case more precise. Avoid consttmp if possible.
24980 (handle_pure_call): Fill out return constraints. Avoid
24981 callused if possible.
24982 (find_func_aliases): Simplify call handling.
24984 2009-03-27 Richard Guenther <rguenther@suse.de>
24986 PR tree-optimization/39120
24987 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24988 as a representative.
24989 (solve_graph): Do propagate CALLUSED.
24990 (handle_pure_call): Use a scalar constraint from CALLUSED for
24992 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24995 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24998 * c-common.c (handle_aligned_attribute): Properly check alignment
24999 overflow. Use (1U << i) instead of (1 << i).
25001 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25003 * expr.h (get_mem_align_offset): Updated.
25005 * tree.h (tree_decl_common): Change align to "unsigned int" and
25006 move it before pointer_alias_set.
25008 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25009 Jakub Jelinek <jakub@redhat.com>
25012 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25013 gr_register_operand with gr_reg_or_0_operand.
25014 (cmpxchg_rel_di): Likewise.
25015 (sync_lock_test_and_set<mode>): Likewise.
25017 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25019 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25020 (true_regnum): Likewise.
25022 * rtlanal.c (subreg_info): Moved to ...
25023 * rtl.h (subreg_info): Here. New.
25024 (subreg_get_info): New.
25026 * rtlanal.c (subreg_get_info): Make it extern.
25028 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25031 * config/i386/i386.c (ix86_abi): New.
25032 (override_options): Handle -mabi=.
25033 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25034 (ix86_call_abi_override): Likewise.
25035 (init_cumulative_args): Likewise.
25036 (function_arg_advance): Likewise.
25037 (function_arg_64): Likewise.
25038 (function_arg): Likewise.
25039 (ix86_pass_by_reference): Likewise.
25040 (ix86_function_value_regno_p): Likewise.
25041 (ix86_build_builtin_va_list_abi): Likewise.
25042 (setup_incoming_varargs_64): Likewise.
25043 (is_va_list_char_pointer): Likewise.
25044 (ix86_init_machine_status): Likewise.
25045 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25046 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25047 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25048 (ix86_function_abi): Make it static and return enum calling_abi.
25049 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25051 (ix86_fn_abi_va_list): Updated.
25053 * config/i386/i386.h (ix86_abi): New.
25054 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25055 (CONDITIONAL_REGISTER_USAGE): Likewise.
25056 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25057 (machine_function): Likewise.
25059 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25061 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25062 (STACK_BOUNDARY): Likewise.
25063 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25065 * config/i386/i386.opt (mabi=): New.
25067 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25068 return enum calling_abi.
25069 (ix86_function_type_abi): Likewise.
25070 (ix86_function_abi): Removed.
25072 * doc/invoke.texi: Document -mabi= option for x86.
25074 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25076 * builtins.c (real_dconstp): Delete.
25077 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25079 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25080 Jakub Jelinek <jakub@redhat.com>
25083 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25084 (gen_subprogram_die): When a function is explicit, generate the
25085 DW_AT_explicit attribute.
25086 * langhooks.h (struct lang_hooks_for_decls): Add
25087 function_decl_explicit_p langhook.
25088 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25089 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25091 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25093 * builtins.c (fold_builtin_memory_op): Optimize memmove
25094 into memcpy if we can prove source and destination don't overlap.
25096 * tree-inline.c: Include gt-tree-inline.h.
25097 (clone_fn_id_num): New variable.
25098 (clone_function_name): New function.
25099 (tree_function_versioning): Use it.
25100 * Makefile.in (GTFILES): Add tree-inline.c.
25102 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25104 * BASE-VER: Change to 4.5.0.
25106 2009-03-27 Xinliang David Li <davidxl@google.com>
25108 PR tree-optimization/39557
25109 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25111 2009-03-27 Xinliang David Li <davidxl@google.com>
25113 PR tree-optimization/39548
25114 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25117 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25119 * c-common.c (pointer_int_sum): Use %wd on return from
25122 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25124 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25125 on return from tree_low_cst.
25127 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25130 * ginclude/stdarg.h (va_copy): Define also for
25131 __GXX_EXPERIMENTAL_CXX0X__.
25133 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25136 * builtins.h (c_strlen): Do not warn here.
25137 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25138 * c-common.c (pointer_int_sum): Take an explicit location.
25139 Warn about offsets out of bounds.
25140 * c-common.h (pointer_int_sum): Adjust declaration.
25142 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25144 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25147 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25150 * opts.c (warn_if_disallowed_function_p): Don't assume
25151 get_callee_fndecl must return non-NULL.
25153 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25155 PR rtl-optimization/39522
25156 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25157 when reg_reloaded_valid is set.
25159 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25161 * config/spu/divv2df3.c: New file.
25162 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25163 (DPBIT_FUNCS): Filter out _div_df.
25165 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25167 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25168 a jump insn, count that jump in the distance to the loop start.
25170 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25173 * config/sh/sh.c (calc_live_regs): Fix condition for global
25174 registers except PIC_OFFSET_TABLE_REGNUM.
25176 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25179 * doc/invoke.texi (-mconsole): New.
25181 (-mno-cygwin): New.
25183 (-mnop-fun-dllimport): New.
25187 (sub section "i386 and x86-64 Windows Options"): New.
25189 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25191 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25192 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25194 2009-03-25 Richard Guenther <rguenther@suse.de>
25196 PR middle-end/39497
25197 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25200 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25202 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25203 neither of haifa/selective schedulers are working.
25205 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25207 * doc/invoke.texi (Debugging Options): Fix description of
25208 -fno-merge-debug-strings.
25210 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25212 * config/cris/libgcc.ver: New version-script.
25213 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25215 * configure.ac <GAS features, nop mnemonic>: Add pattern
25216 crisv32-*-* for "nop".
25217 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25218 * configure: Regenerate.
25220 2009-03-24 Ira Rosen <irar@il.ibm.com>
25222 PR tree-optimization/39529
25223 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25224 mark_sym_for_renaming for the tag copied to the new vector
25227 2009-03-24 Arthur Loiret <aloiret@debian.org>
25229 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25230 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25231 EXTRA_SPEC_FUNCTIONS.
25232 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25233 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25234 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25235 -march and -mtune options.
25237 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25239 * config/m68k/t-rtems: Add m5329 multilib.
25241 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25242 Jakub Jelinek <jakub@redhat.com>
25245 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25248 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25251 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25252 instead of c_parser_expression_conv, if original_code isn't one of the
25253 4 allowed comparison codes, fail.
25255 2009-03-23 Richard Guenther <rguenther@suse.de>
25257 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25258 * tree.h (struct tree_type): Likewise.
25259 * reload.h (struct insn_chain): Likewise.
25260 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25261 * function.h (struct function): Likewise.
25262 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25264 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25266 PR tree-optimization/39516
25267 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25269 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25271 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25272 should be set true if BITS_PER_WORD of target is bigger than 32
25274 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25276 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25277 Translate -B-options to -rpath-link. Correct existing
25278 rpath-link and conditionalize on !nostdlib.
25280 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25282 * doc/extend.texi (Function Attributes, Variable Attributes):
25284 * doc/invoke.texi (Debugging Options, Optimize Options)
25285 (i386 and x86-64 Options, MCore Options): Likewise.
25287 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25290 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25291 it for block local namespace aliases.
25292 (gen_decl_die): Pass context_die to gen_namespace_die.
25294 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25297 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25298 minimum or maximum value.
25300 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25302 * reginfo.c (globalize_reg): Recompute derived reg sets.
25304 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25307 * libgcc2.c (mprotect): Do not use signed arguments for
25308 VirtualProtect, use DWORD arguments. Also fix the 'may
25309 be used uninitialized' warning for the np variable.
25311 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25314 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25315 functions using regparm calling conventions when not optimizing.
25316 (ix86_function_sseregparm): Similarly for sseregparm calling
25319 2009-03-19 Li Feng <nemokingdom@gmail.com>
25321 PR middle-end/39500
25322 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25323 dependence if the first conflict is after niter iterations.
25325 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25327 PR middle-end/38609
25328 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25329 functions with dynamic stack-pointer adjustments.
25331 2009-03-19 Ben Elliston <bje@au.ibm.com>
25333 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25334 option; change to -msdata=data.
25336 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25338 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25341 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25344 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25346 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25348 * doc/invoke.texi (Code Gen Options): Expand discussion of
25351 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25353 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25354 * matrix-reorg.c (struct matrix_info): Likewise.
25355 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25356 * rtl.h (struct mem_attrs): Likewise.
25357 * df.h (struct df): Likewise.
25358 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25359 * ira-int.h (struct ira_allocno): Likewise.
25360 * df-scan.c (struct df_collection_rec): Likewise.
25361 * ira.c (struct equivalence): Likewise.
25362 * function.c (struct temp_slot): Likewise.
25363 * cfgloop.h (struct loop): Likewise.
25366 * function.c (use_register_for_decl): When not optimizing, disregard
25367 register keyword for variables with types containing methods.
25369 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25371 PR middle-end/39447
25372 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25373 (is_simple_operand): Call contains_component_ref_p before calling data
25374 reference analysis that would fail on COMPONENT_REFs.
25376 * tree-vrp.c (search_for_addr_array): Fix formatting.
25378 2009-03-18 Richard Guenther <rguenther@suse.de>
25380 * tree-vect-transform.c (vect_loop_versioning): Fold the
25381 generated comparisons.
25382 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25383 (slpeel_tree_peel_loop_to_edge): Likewise.
25385 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25387 PR middle-end/37805
25388 * opts.c (print_specific_help): In addition to `undocumented',
25389 accept `separate' and `joined' flags if passed alone. Describe
25390 output by the first matched one of those.
25391 (common_handle_option): Skip over empty strings.
25392 * gcc.c (display_help): Fix help string for `--help='.
25393 * doc/invoke.texi (Option Summary, Overall Options): With
25394 `--help=', classes and qualifiers can both be repeated, but
25395 only the latter can be negated. One should not pass only
25396 negated qualifiers. Fix markup and examples.
25399 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25400 PR middle-end/37805
25401 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25402 and -fhelp=separate.
25404 2009-03-17 Jing Yu <jingyu@google.com>
25406 PR middle-end/39378
25407 * function.h (struct rtl_data): Move is_thunk from here...
25408 (struct function): ...to here.
25409 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25410 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25412 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25414 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25415 (alpha_output_function_end_prologue): Likewise.
25416 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25417 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25418 (rs6000_output_function_epilogue): Likewise.
25419 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25421 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25424 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25425 from different units in a single alternative.
25426 (*truncdfsf_i387): Ditto.
25427 (*truncxfsf2_mixed): Ditto.
25428 (*truncxfdf2_mixed): Ditto.
25430 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25432 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25433 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25436 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25437 unused non-artificial variables when not optimizing.
25440 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25441 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25442 NAMESPACE_DECL in its DECL_INITIAL.
25444 PR middle-end/39443
25445 * optabs.c (set_user_assembler_libfunc): New function.
25446 * expr.h (set_user_assembler_libfunc): New prototype.
25447 * c-common.c: Include libfuncs.h.
25448 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25449 for memcmp, memset, memcpy, memmove and abort.
25450 * Makefile.in (c-common.o): Depend on libfuncs.h.
25453 * dwarf2out.c (gen_inlined_enumeration_type_die,
25454 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25455 gen_tagged_type_instantiation_die): Removed.
25456 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25459 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25462 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25464 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25465 (check-parallel-%): Ditto.
25466 (check-consistency): Ditto.
25468 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25470 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25471 local variable rhs by NULL_TREE.
25473 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25476 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25478 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25481 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25483 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25486 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25487 for ms->sysv ABI calls only in 64bit mode.
25489 * config/i386/i386.md (untyped_call): Support 32bit.
25491 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25493 * doc/extend.texi: Replace x86_65 with x86_64.
25495 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25497 PR tree-optimization/39455
25498 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25499 mismatches for POINTER_TYPE_P (type).
25500 (number_of_iterations_le): Likewise.
25502 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25504 * config/picochip/picochip.c: Removed profiling support.
25505 * config/picochip/picochip.md: Removed profiling instruction.
25506 * config/picochip/picochip.h: Removed profiling builtin.
25508 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25510 * doc/install.texi (--with-host-libstdcxx): Document.
25512 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25515 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25516 generate a warning if the function name does not begin with
25517 "__vector" and the function has either the 'signal' or 'interrupt'
25518 attribute, from here to ...
25519 (avr_declare_function_name): ...here. New function.
25520 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25521 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25523 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25526 * cse.c (fold_rtx): Don't modify original const_arg1 when
25527 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25528 separate variable instead.
25529 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25530 from out of range shift counts.
25531 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25533 2009-03-13 Catherine Moore <clm@codesourcery.com>
25535 * config/i386/x-mingw32 (host-mingw32.o): Replace
25536 diagnostic.h with $(DIAGNOSTIC_H).
25538 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25541 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25543 * config/i386/sync.md (sync_compare_and_swap<mode>,
25544 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25545 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25547 (sync_double_compare_and_swapdi_pic,
25548 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25549 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25551 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25554 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25556 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25559 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25560 (avx_addsubv4df3): Likewise.
25561 (*avx_addsubv4sf3): Likewise.
25562 (sse3_addsubv4sf3): Likewise.
25564 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25567 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25569 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25572 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25573 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25574 registers for allocnos created from user-defined variables.
25576 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25579 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25580 of non-integer mode as well.
25582 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25584 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25585 for functions for which the parameter types are unknown.
25587 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25590 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25591 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25592 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25593 * config/i386/i386.c (ix86_local_alignment): For
25594 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25595 long long variables on the stack to avoid dynamic realignment.
25596 Allow the first argument to be a decl rather than type.
25597 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25599 2009-03-11 Nick Clifton <nickc@redhat.com>
25602 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25604 Add description to mno-lsim option.
25605 * config/mcore/mcore.h: Remove comment about deprecated m4align
25607 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25608 * doc/invoke.texi: Add description of mno-lsim and
25609 mstack-increment options.
25611 * config/fr30/fr30.opt: Document the -mno-lsim option.
25612 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25613 and -mno-lsim options.
25615 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25617 * fold-const.c (fold_comparison): Only call fold_inf_compare
25618 if the mode supports infinities.
25620 2009-03-11 Jason Merrill <jason@redhat.com>
25623 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25624 end already did. Notice GIMPLE_CALL modifications of the result.
25625 Don't copy debug information from an ignored decl or a decl from
25628 2009-03-10 Richard Guenther <rguenther@suse.de>
25629 Nathan Froyd <froydnj@codesourcery.com>
25631 PR middle-end/37850
25632 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25633 (__divMODE3): Likewise.
25635 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25637 PR tree-optimization/39394
25638 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25639 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25641 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25643 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25644 inline asms for register asm ("") declarations.
25646 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25648 * fold-const.c (fold_unary): Fix comment.
25650 2009-03-07 Jan Hubicka <jh@suse.cz>
25653 * tree-inline.c (setup_one_parameter): Do replacement of const
25654 argument by constant in SSA form.
25656 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25658 PR middle-end/38028
25659 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25660 determine alignment passed to assign_stack_local.
25661 (assign_parms_unsplit_complex): Likewise.
25662 * except.c (sjlj_build_landing_pads): Likewise.
25664 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25666 PR middle-end/39360
25667 * tree-flow.h (add_referenced_var): Return bool instead of void.
25668 * tree-dfa.c (add_referenced_var): Return result of
25669 referenced_var_check_and_insert call.
25670 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25671 of referenced_var_check_and_insert.
25674 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25675 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25676 DIE, don't emit it if abstract origin already has it.
25677 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25678 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25680 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25682 * genpreds.c (needs_variable): Fix parentheses at variable name
25684 (write_tm_constrs_h): Indent generated code.
25686 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25688 * doc/extend.texi (Function Attributes): Add documentation
25689 for isr attributes.
25691 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25694 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25695 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25697 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25699 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25702 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25705 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25706 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25708 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25710 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25711 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25712 constants instead of magic numbers.
25713 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25715 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25716 (x86_64_ms_abi_int_parameter_registers): Ditto.
25717 (x86_64_int_return_registers): Ditto.
25718 (ix86_maybe_switch_abi): Ditto.
25719 (ix86_expand_call): Ditto for clobbered_registers array.
25720 (ix86_hard_regno_mode_ok): Ditto.
25721 (x86_extended_QIreg_mentioned_p): Ditto.
25723 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25725 PR tree-optimization/39349
25726 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25728 * combine.c (gen_lowpart_for_combine): Use omode when generating
25731 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25733 PR rtl-optimization/39235
25734 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25736 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25738 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25740 2009-03-04 Richard Guenther <rguenther@suse.de>
25742 PR tree-optimization/39362
25743 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25744 that occur in abnormal PHIs should be varying.
25746 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25748 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25750 (simple_iv): Take loop as an argument instead of statement.
25751 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25752 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25754 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25756 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25757 * matrix-reorg.c (analyze_transpose): Ditto.
25758 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25759 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25760 * tree-predcom.c (ref_at_iteration): Ditto.
25761 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25763 2009-03-04 Richard Guenther <rguenther@suse.de>
25765 PR tree-optimization/39358
25766 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25767 escaped_id and callused_id.
25768 (solve_graph): Likewise.
25770 2009-03-04 Richard Guenther <rguenther@suse.de>
25772 PR tree-optimization/39339
25773 * tree-sra.c (try_instantiate_multiple_fields): Make it
25774 no longer ICE on the above.
25776 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25778 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25779 that fits within Pmode.
25781 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25783 PR middle-end/10109
25784 * tm.texi (LIBCALL_VALUE): Update description.
25786 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25788 PR middle-end/34443
25789 * doc/extend.texi (section): Update description.
25791 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25793 PR middle-end/39345
25794 * tree-inline.c (remapped_type): New.
25795 (can_be_nonlocal): Call remapped_type instead of remap_type.
25797 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25800 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25801 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25803 2009-03-03 Richard Guenther <rguenther@suse.de>
25805 PR middle-end/39272
25806 * tree.c (tree_nonartificial_location): New function.
25807 * tree.h (tree_nonartificial_location): Declare.
25808 * builtins.c (expand_builtin_memory_chk): Provide location
25809 of the call location for artificial function pieces.
25810 (maybe_emit_chk_warning): Likewise.
25811 (maybe_emit_sprintf_chk_warning): Likewise.
25812 (maybe_emit_free_warning): Likewise.
25813 * expr.c (expand_expr_real_1): Likewise.
25815 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25817 PR tree-optimization/39343
25818 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25819 COMPONENT_REF t has ARRAY_TYPE.
25821 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25823 PR middle-end/39335
25824 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25825 when the type precision of the induction variable should be
25826 larger than the type precision of nit.
25827 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25828 * graphite.c (graphite_loop_normal_form): Same.
25829 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25831 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25833 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25834 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25835 numbers to describe clobbered registers.
25836 (*call_value_0_rex64_ms_sysv): Ditto.
25837 * config/i386/mmx.md (mmx_emms): Ditto.
25838 (mmx_femms): Ditto.
25840 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25842 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25845 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25847 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25848 (spu_section_type_flags): New function.
25850 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25852 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25853 reg_class_contents of FLOAT_REGS into a temporary.
25855 2009-03-02 Richard Guenther <rguenther@suse.de>
25856 Ira Rosen <irar@il.ibm.com>
25858 PR tree-optimization/39318
25859 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25860 information to the vectorized statement.
25862 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25864 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25865 variable. Use defined names instead of magic constants for REX SSE
25868 2009-03-01 Richard Guenther <rguenther@suse.de>
25870 PR tree-optimization/39331
25871 * omp-low.c (lower_send_shared_vars): Do not receive new
25872 values for the reference of DECL_BY_REFERENCE parms or results.
25874 2009-03-01 Jan Hubicka <jh@suse.cz>
25877 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25878 BLOCK_NONLOCALIZED_VAR): New macros.
25879 (tree_block): Add nonlocalized_vars.
25880 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25881 gen_decl_die): Add origin argument. Allow generation of die with
25882 origin at hand only.
25883 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25884 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25886 (gen_block_die): Fix checking for unused blocks.
25887 (process_scope_var): Break out from .... ; work with origins only.
25888 (decls_for_scope) ... here; process nonlocalized list.
25889 (dwarf2out_ignore_block): Look for nonlocalized vars.
25890 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25892 (dump_scope_block): Dump them.
25893 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25894 (remap_block): Likewise.
25895 (can_be_nonlocal): New predicate.
25896 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25898 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25900 * configure: Regenerate.
25902 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25904 * optc-gen.awk: No need to duplicate option flags twice.
25905 Reuse help texts for duplicate options which do not have any.
25907 * gcc.c (display_help): Document --version.
25909 * gcc.c (main): If print_help_list and verbose_flag, ensure
25910 driver output comes before subprocess output.
25912 * optc-gen.awk: Assign all remaining fields to help string,
25913 space-separated, for multi-line help in *.opt.
25915 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25916 -Wno-pedantic-ms-format is for MinGW targets only.
25918 * doc/options.texi (Option file format): Fix bad indentation,
25919 restoring dropped sentence.
25921 2009-02-28 Jan Hubicka <jh@suse.cz>
25923 * tree-inline.c (tree_function_versioning): Output debug info.
25925 2009-02-28 Jan Hubicka <jh@suse.cz>
25928 * tree-inline.c (setup_one_parameter): Do not copy propagate
25929 arguments when not optimizing.
25931 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25934 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25935 (avx_addsubv4df3): Likewise.
25936 (*avx_addsubv4sf3): Likewise.
25937 (sse3_addsubv4sf3): Likewise.
25938 (*avx_addsubv2df3): Likewise.
25939 (sse3_addsubv2df3): Likewise.
25940 (avx_unpckhps256): Correct item selectors.
25941 (avx_unpcklps256): Likewise.
25942 (avx_unpckhpd256): Likewise.
25943 (avx_unpcklpd256): Likewise.
25945 2009-02-28 Jan Hubicka <jh@suse.cz>
25947 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25949 (copy_arguments_for_versioning): If var is declared don't declare it.
25950 (tree_function_versioning): First setup substitutions and then copy
25953 2009-02-27 Jan Hubicka <jh@suse.cz>
25956 * cgraph.h (varpool_output_debug_info): Remove.
25957 * cgraphunit.c (varpool_output_debug_info): Remove.
25958 * dwarf2out.c (deferred_locations_struct): New struct
25959 (deferred_locations): New type.
25960 (deferred_locations_list): New static var.
25961 (deffer_location): New function.
25962 (gen_variable_die): Use it.
25963 (decls_for_scope): Output info on local static vars.
25964 (dwarf2out_finish): Process deferred locations.
25965 * varpool.c (varpool_output_debug_info): Remove.
25967 2009-02-27 Jan Hubicka <jh@suse.cz>
25970 * tree.h (TREE_PROTECTED): Fix comment.
25971 (BLOCK_HANDLER_BLOCK): Remove.
25972 (struct tree_block): Remove handler_block add body_block.
25973 (inlined_function_outer_scope_p): New.
25974 (is_body_block): Remove.
25975 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25976 * dwarf2out.c (is_inlined_entry_point): Remove.
25977 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25978 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25980 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25981 * gimplify.c (gimplify_expr): Gimplify body blocks.
25982 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25983 block with multiple subblocks.
25984 (dump_scope_block): Prettier output; dump more flags and info.
25985 (dump_scope_blocks): New.
25986 (remove_unused_locals): Use dump_scope_blocks.
25987 * tree-flow.h (dump_scope_blocks): Declare.
25988 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25989 * stmt.c (is_body_block): Remove.
25990 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25991 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25993 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25995 PR middle-end/39308
25996 * graphite.c (graphite_loop_normal_form): Do not call
25997 number_of_iterations_exit from a gcc_assert.
25999 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26001 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26002 jumps if COND is NULL.
26003 (find_cond_jump): New function.
26004 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26005 * config/s390/s390.md: Remove z10_cobra attribute value.
26007 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26009 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26010 force_const_mem returns NULL_RTX.
26012 2009-02-26 Jan Hubicka <jh@suse.cz>
26015 * cgraph.h (varpool_output_debug_info): Remove.
26016 * cgraphunit.c (varpool_output_debug_info): Remove.
26017 * dwarf2out.c (deferred_locations_struct): New struct
26018 (deferred_locations): New type.
26019 (deferred_locations_list): New static var.
26020 (deffer_location): New function.
26021 (gen_variable_die): Use it.
26022 (decls_for_scope): Output info on local static vars.
26023 (dwarf2out_finish): Process deferred locations.
26024 * varpool.c (varpool_output_debug_info): Remove.
26026 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26028 PR rtl-optimization/39241
26029 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26030 to subreg_offset_representable_p.
26032 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26034 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26035 execute function prototype. Get f and nregs from max_reg_num
26036 and get_insns. Remove the first backward pass as it's dead,
26037 guard the forward pass by flag_expensive_optimizations.
26038 (rest_of_handle_regmove): Delete.
26039 (pass_regmove): Replace it with regmove_optimize.
26041 2009-02-25 Martin Jambor <mjambor@suse.cz>
26043 PR tree-optimization/39259
26044 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26045 calls_alloca function flags.
26046 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26047 calls are detected.
26049 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26051 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26052 flags_set_1_rtx, flags_set_1_set): Delete.
26053 (regmove_optimize): Do not call mark_flags_life_zones.
26055 2009-02-24 Julian Brown <julian@codesourcery.com>
26058 * config/arm/arm.c (require_pic_register): Only set
26059 cfun->machine->pic_reg once per function.
26061 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26063 * doc/invoke.texi (Link Options): Document an easier way to pass
26064 options that take arguments to the GNU linker using -Xlinker and -Wl.
26066 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26069 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26071 2009-02-24 Richard Guenther <rguenther@suse.de>
26074 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26076 2009-02-24 Richard Guenther <rguenther@suse.de>
26077 Zdenek Dvorak <ook@ucw.cz>
26079 PR tree-optimization/39233
26080 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26081 from converting them to a generic type.
26083 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26085 PR tree-optimization/39260
26086 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26087 contains a condition with a real type.
26088 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26090 2009-02-23 Jason Merrill <jason@redhat.com>
26093 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26094 narrowing_initializer_constant_valid_p.
26095 (narrowing_initializer_constant_valid_p): Don't return
26096 null_pointer_node for adding a pointer to itself.
26098 2009-02-23 Jan Hubicka <jh@suse.cz>
26101 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26104 2009-02-23 Jan Hubicka <jh@suse.cz>
26106 PR tree-optimization/37709
26107 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26108 * tree.h (block_ultimate_origin): Declare.
26109 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26110 * tree-ssa-live.c (remove_unused_scope_block_p):
26111 Eliminate blocks containig no instructions nor live variables nor
26113 (dump_scope_block): New function.
26114 (remove_unused_locals): Enable removal of dead blocks by default;
26115 enable dumping at TDF_DETAILS.
26117 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26119 * config/i386/i386.c (classify_argument): Don't allow COImode
26121 (function_arg_advance_32): Don't allow OImode.
26122 (function_arg_32): Likewise.
26123 (function_value_32): Likewise.
26124 (return_in_memory_32): Likewise.
26125 (function_arg_64): Remove OImode comment.
26127 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26130 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26131 ix86_expand_vector_set for V4DImode in 64bit mode only.
26132 (ix86_expand_vector_init_one_var): Likewise.
26134 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26136 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26138 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26141 * loop-iv.c: Revert last change.
26142 * emit-rtl.c: Likewise.
26144 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26147 * config/i386/i386.c (type_natural_mode): Remove an extra
26148 space in the warning message.
26149 (function_value_32): Handle 32-byte vector modes.
26150 (return_in_memory_32): Likewise.
26152 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26154 * loop-iv.c (truncate_value): New function.
26155 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26157 (lowpart_subreg): Move to...
26158 * emit-rtl.c: ...here.
26160 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26162 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26163 accidental and undocumented change at revision 140860.
26165 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26167 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26168 take gimple_seq * arguments.
26169 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26170 types_compatible_p langhook.
26172 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26173 Joseph Myers <joseph@codesourcery.com>
26175 * config/arm/arm.c (arm_builtin_va_list): New function.
26176 (arm_expand_builtin_va_start): Likewise.
26177 (arm_gimplify_va_arg_expr): Likewise.
26178 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26179 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26180 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26181 (va_list_type): New variable.
26182 (arm_mangle_type): Mangle va_list_type appropriately.
26184 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26186 PR middle-end/39157
26187 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26188 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26189 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26190 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26191 parameter to 1000 for -O1 by default.
26192 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26194 * loop-invariant.c: Include params.h.
26195 (move_loop_invariants): Don't call move_single_loop_invariants on
26198 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26200 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26201 offset when calculating bounds for indexing stack_usage_map. Fixes
26202 a buffer overflow with certain target setups.
26204 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26207 * calls.c (expand_call): Clear try_tail_call if caller and callee
26208 disagree in promotion of function return value.
26210 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26213 * c-common.c (c_determine_visibility): If visibility changed and
26214 DECL_RTL has been already set, call make_decl_rtl to update symbol
26217 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26220 * varasm.c (assemble_variable): Don't check DECL_NAME when
26221 globalizing a variable.
26223 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26226 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26227 expression before any __builtin_trap call.
26228 * c-typeck.c (build_function_call): Convert and check function
26229 arguments before generating a call to a trap. Evaluate the
26230 function arguments before the trap.
26232 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26235 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26236 (UNSPEC_FXAM_MEM): New unspec.
26237 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26238 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26239 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26241 2009-02-19 Richard Guenther <rguenther@suse.de>
26243 PR tree-optimization/39207
26244 PR tree-optimization/39074
26245 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26246 storedanything_tree): New.
26247 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26248 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26249 (build_succ_graph): Add edges from STOREDANYTHING to all
26251 (init_base_vars): Initialize STOREDANYTHING.
26252 (compute_points_to_sets): Free substitution info after
26253 building the succ graph.
26254 (ipa_pta_execute): Likewise.
26256 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26258 (do_ds_constraint): Do not add to special var or non-pointer
26260 (type_could_have_pointers): Split out from ...
26261 (could_have_pointers): ... here. For arrays use the element type.
26262 (create_variable_info_for): Initialize may_have_pointers.
26263 (new_var_info): Likewise.
26264 (handle_lhs_call): Make the HEAP variable unknown-sized.
26265 (intra_create_variable_infos): Use a type with pointers for
26266 PARM_NOALIAS, make it unknown-sized.
26268 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26271 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26273 2009-02-18 Jason Merrill <jason@redhat.com>
26276 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26277 value if DECL_EXTERNAL.
26278 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26279 * target.h (gcc_target::binds_local_p): Clarify "module".
26280 * tree.h (TREE_PUBLIC): Clarify "module".
26282 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26285 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26286 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26288 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26291 * c.opt (Wabi): Support C and ObjC.
26294 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26296 * config/i386/i386.c (classify_argument): Warn once about the ABI
26297 change when passing union with long double.
26299 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26301 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26304 * c-parser.c (c_parser_compound_statement): Always enter and leave
26307 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26310 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26312 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26314 PR tree-optimization/36922
26315 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26316 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26319 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26321 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26324 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26326 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26328 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26330 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26333 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26334 Richard Sandiford <rdsandiford@googlemail.com>
26336 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26337 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26338 (loongson_biadd): ...this.
26340 2009-02-17 Richard Guenther <rguenther@suse.de>
26342 PR tree-optimization/39202
26343 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26344 a var make sure to follow existing collapses.
26346 2009-02-17 Richard Guenther <rguenther@suse.de>
26348 PR middle-end/39214
26349 * langhooks.c (lhd_print_error_function): Check for NULL block.
26351 2009-02-17 Richard Guenther <rguenther@suse.de>
26353 PR tree-optimization/39204
26354 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26357 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26359 * config/soft-fp/double.h: Update from glibc CVS.
26361 2009-02-17 Richard Guenther <rguenther@suse.de>
26363 PR tree-optimization/39207
26364 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26365 strict-aliasing warnings for pointers pointing to NULL.
26367 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26370 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26371 skipping until next close brace.
26373 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26376 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26377 to function argument boundary.
26379 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26381 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26382 in the lea_add. Reload eventually constraints it properly.
26383 * config/picochip/constraints.md: Remove the target constraint
26384 "b", since it is not needed anymore.
26386 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26388 * gthr-dce.h: Uglify function parameter and local variable names.
26389 * gthr-gnat.h: Likewise.
26390 * gthr-mipssde.h: Likewise.
26391 * gthr-nks.h: Likewise.
26392 * gthr-posix95.h: Likewise.
26393 * gthr-posix.h: Likewise.
26394 * gthr-rtems.h: Likewise.
26395 * gthr-single.h: Likewise.
26396 * gthr-solaris.h: Likewise.
26397 * gthr-tpf.h: Likewise.
26398 * gthr-vxworks.h: Likewise.
26399 * gthr-win32.h: Likewise.
26401 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26404 * config/i386/i386.md: Restrict the new peephole2 to move
26405 between MMX/SSE registers.
26407 2009-02-15 Richard Guenther <rguenther@suse.de>
26410 2009-02-13 Richard Guenther <rguenther@suse.de>
26412 * configure.ac: Enable LFS.
26413 * configure: Re-generate.
26414 * config.in: Likewise.
26416 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26418 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26419 spu_srqwbyte, spu_srqwbytebc): Define.
26420 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26421 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26422 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26423 "shrqby_<mode>"): New insn-and-split patterns.
26424 * config/spu/spu.c (expand_builtin_args): Determine and return
26425 number of operands using spu_builtin_description data.
26426 (spu_expand_builtin_1): Use it.
26428 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26431 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26434 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26437 * config/i386/i386.c (override_options): Correct warning
26438 messages for -malign-loops, -malign-jumps and -malign-functions.
26440 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26443 * config/i386/i386.md: Restrict the new peephole2 to move
26444 between the general purpose registers.
26446 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26449 * config/i386/i386.c (type_natural_mode): Add a new argument.
26450 Return the original mode and warn ABI change if vector size is 32byte.
26451 (function_arg_advance): Updated.
26452 (function_arg): Likewise.
26453 (ix86_function_value): Likewise.
26454 (ix86_return_in_memory): Likewise.
26455 (ix86_sol10_return_in_memory): Likewise.
26456 (ix86_gimplify_va_arg): Likewise.
26457 (function_arg_32): Don't warn ABX ABI change here.
26458 (function_arg_64): Likewise.
26460 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26462 * loop-iv.c (implies_p): In the final case, test that operands 0
26463 of the two comparisons match.
26465 * config/bfin/bfin.c (find_prev_insn_start): New function.
26466 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26467 (find_next_insn_start): Move.
26469 2009-02-13 Richard Guenther <rguenther@suse.de>
26471 * configure.ac: Enable LFS.
26472 * configure: Re-generate.
26473 * config.in: Likewise.
26475 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26478 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26479 sizes on syntax error after some arguments have been parsed.
26481 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26483 * doc/invoke.texi (-fira): Remove.
26485 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26487 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26488 * recog.c: Likewise.
26491 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26493 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26494 (umul_ppmm): Likewise.
26495 (count_leading_zeros): Likewise.
26496 (count_trailing_zeros): Likewise.
26497 (UMUL_TIME): Likewise.
26499 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26501 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26502 soft-fp/t-softfp to tmake_file.
26504 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26505 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26506 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26507 IA64_BUILTIN_INFQ]: New.
26508 (ia64_init_builtins): Initialize __builtin_infq,
26509 __builtin_fabsq and __builtin_copysignq if not HPUX.
26510 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26511 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26513 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26515 (__fixtfti): Likewise.
26516 (__fixunstfti): Likewise.
26517 (__floattitf): Likewise.
26519 * config/ia64/libgcc-glibc.ver: New.
26520 * config/ia64/t-fprules-softfp: Likewise.
26521 * config/ia64/sfp-machine.h: Likewise.
26523 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26524 (LIBGCC2_TF_CEXT): Likewise.
26525 (TF_SIZE): Likewise.
26526 (TARGET_INIT_LIBFUNCS): Likewise.
26528 * config/ia64/t-glibc (SHLINB_MAPFILES):
26529 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26531 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26533 * config/i386/i386.c (construct_container): Rewrite processing
26534 BLKmode with X86_64_SSE_CLASS.
26536 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26539 * config/i386/i386.md: Replace simplify_replace_rtx with
26540 replace_rtx in the new peephole2.
26542 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26544 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26545 loop unrolling do not happen at -O2.
26547 2009-02-12 Michael Matz <matz@suse.de>
26549 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26551 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26553 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26556 2009-02-12 Ben Elliston <bje@au.ibm.com>
26558 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26559 patterns when updating the back chain. Missed in the 2009-02-10
26562 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26564 * doc/extend.texi (Decimal Floating Types): Update identifier of
26565 draft TR and list of missing support.
26567 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26569 PR middle-end/39154
26570 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26571 bit to variable length decl's flags, add it also to its
26572 pointer replacement variable.
26574 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26575 Jakub Jelinek <jakub@redhat.com>
26578 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26579 (memory_blockage): New expander.
26580 (*memory_blockage): New insn pattern.
26581 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26582 instead of general blockage at the end of function prologue when
26583 frame pointer is used to access red zone area. Do not emit blockage
26584 when profiling, it is emitted in generic code.
26585 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26586 function epilogue when frame pointer is used to access red zone area.
26588 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26591 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26592 by arithmetic with memory operands.
26593 * config/i386/predicates.md (commutative_operator): New.
26595 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26597 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26600 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26602 * alias.h (record_alias_subset): Declare.
26603 * alias.c (record_alias_subset): Make global.
26605 2009-02-10 Nick Clifton <nickc@redhat.com>
26607 * tree-parloops.c: Change license to GPLv3.
26608 * ipa-struct-reorg.c: Change license to GPLv3.
26609 * ipa-struct-reorg.h: Change license to GPLv3.
26611 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26614 * c-decl.c (start_struct): Return NULL on error.
26616 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26618 PR middle-end/39124
26619 * cfgloopmanip.c (remove_path): Call remove_bbs after
26620 cancel_loop_tree, not before it.
26623 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26624 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26625 VAR_DECLs were seen.
26626 * tree-ssa-live.c (remove_unused_locals): Recompute
26627 cfun->has_local_explicit_reg_vars.
26628 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26629 copies or clearings if cfun->has_local_explicit_reg_vars.
26631 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26634 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26635 of function prologue when frame pointer is used to access
26638 2009-02-10 Richard Guenther <rguenther@suse.de>
26640 PR middle-end/39127
26641 * gimplify.c (gimple_regimplify_operands): Always look if
26642 we need to create a temporary.
26644 2009-02-10 Richard Guenther <rguenther@suse.de>
26646 PR tree-optimization/39132
26647 * tree-loop-distribution.c (todo): New global var.
26648 (generate_memset_zero): Trigger TODO_rebuild_alias.
26649 (tree_loop_distribution): Return todo.
26651 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26654 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26655 (x86_64_reg_class_name): Removed.
26656 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26657 first one isn't X86_64_SSE_CLASS or any other ones aren't
26658 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26659 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26660 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26661 and 3 X86_64_SSEUP_CLASS.
26662 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26663 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26665 2009-02-10 Ben Elliston <bje@au.ibm.com>
26667 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26668 form instruction to update the stack back chain word, even if the
26669 user has disabled the generation of update instructions.
26670 (movdi_<mode>_update_stack): New.
26671 (movsi_update_stack): Likewise.
26672 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26673 always use an update form instruction to update the stack back
26676 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26678 PR middle-end/38953
26679 * graphite.c (if_region_set_false_region): After moving a region in
26680 the false branch of a condition, remove the empty dummy basic block.
26681 (gloog): Remove wrong fix for PR38953.
26683 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26685 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26686 generation due to implicit sign extension.
26688 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26690 PR middle-end/38981
26691 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26692 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26694 2009-02-09 Richard Guenther <rguenther@suse.de>
26696 PR middle-end/35202
26697 * convert.c (convert_to_real): Disable (float)fn((double)x)
26698 to fnf(x) conversion if errno differences may occur and
26699 -fmath-errno is set.
26701 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26703 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26704 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26705 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26707 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26710 * c-common.c (handle_alias_attribute): Disallow attribute for
26711 anything not a FUNCTION_DECL or VAR_DECL.
26713 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26716 * real.c (do_compare): Special-case compare of zero against
26717 decimal float value.
26719 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26722 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26723 as indicating flexible array members unless the field itself is
26724 being declarared as the incomplete array.
26726 2009-02-06 Jan Hubicka <jh@suse.cz>
26728 PR tree-optimization/38844
26729 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26730 is already inlined.
26732 2009-02-06 Richard Guenther <rguenther@suse.de>
26734 PR middle-end/38977
26735 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26736 fork because we may expand it as __gcov_fork.
26738 2009-02-06 Nick Clifton <nickc@redhat.com>
26740 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26742 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26744 PR tree-optimization/35659
26745 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26746 vn_phi_eq): Shortcut if hashcode does not match.
26747 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26749 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26750 and avoid iterative_hash_expr.
26751 (FOR_EACH_VALUE_ID_IN_SET): New.
26752 (value_id_compare): Remove.
26753 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26754 sort expressions by value id.
26756 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26759 * config/sh/predicates.md (general_movsrc_operand): Don't check
26760 the subreg of system registers here.
26762 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26765 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26766 on the copied decl.
26768 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26770 PR rtl-optimization/39110
26771 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26772 addresses, not aligned ones.
26774 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26775 Richard Guenther <rguenther@suse.de>
26777 PR tree-optimization/39100
26778 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26779 comment says and add edges.
26781 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26784 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26785 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26787 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26789 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26790 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26791 register_bb_in_sese, new_sese, free_sese): Moved.
26792 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26793 outermost_loop_in_scop, build_scop_iteration_domain,
26794 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26795 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26796 Use loop_in_sese_p instead of loop_in_scop_p.
26797 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26798 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26799 (scopdet_basic_block_info): Fix bug in scop detection.
26800 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26801 eq_loop_to_cloog_loop): Remove.
26802 (nb_loops_around_loop_in_scop, nb_loop
26803 ref_nb_loops): Moved here...
26804 * graphite.h (ref_nb_loops): ... from here.
26805 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26806 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26807 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26809 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26810 Hans-Peter Nilsson <hp@axis.com>
26812 PR rtl-optimization/37889
26813 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26814 Move offset handling from PLUS to before the switch. Use new
26815 arguments when considering SYMBOL_REFs too.
26816 (rtx_addr_can_trap_p): Pass dummy offset and size.
26817 (enum may_trap_p_flags): Remove.
26818 (may_trap_p_1): Pass size from MEM_SIZE.
26820 PR rtl-optimization/38921
26821 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26822 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26823 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26824 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26826 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26828 AVX Programming Reference (January, 2009)
26829 * config/i386/sse.md (*vpclmulqdq): New.
26831 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26833 PR tree-optimization/38977
26834 PR gcov-profile/38292
26835 * calls.c (special_function_p): Disregard __builtin_ prefix.
26837 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26839 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26840 non-indexable addresses even before reload.
26842 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26845 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26846 as having variable size. Do not give an error for unnamed
26847 parameters with [*] declarators. Give a warning for type names
26848 with [*] declarators and mark them as variable size.
26849 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26850 for sizeof applied to [*] type names.
26852 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26855 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26857 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26859 * gcc.c (process_command): Update copyright notice dates.
26860 * gcov.c (print_version): Likewise.
26861 * gcov-dump.c (print_version): Likewise.
26862 * mips-tfile.c (main): Likewise.
26863 * mips-tdump.c (main): Likewise.
26865 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26868 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26869 for composite type involving a zero-length array type.
26871 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26874 * function.c (match_asm_constraints_1): Skip over
26875 initial optional % in the constraint.
26877 PR inline-asm/39059
26878 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26879 supported, don't accept FIXED_CSTs.
26880 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26881 and _Sat is used without _Fract/_Accum. Set specs->type to
26882 integer_type_node for cts_fract/cts_accum if fixed point is not
26885 2009-02-02 Catherine Moore <clm@codesourcery.com>
26887 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26889 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26891 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26892 (ABI_HAS_64BIT_SYMBOLS): Use it.
26893 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26895 2009-02-02 Paul Brook <paul@codesourcery.com>
26897 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26899 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26901 PR inline-asm/39058
26902 * recog.h (asm_operand_ok): Add constraints argument.
26903 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26904 recurse on matching constraint.
26905 (check_asm_operands): Pass constraints as 3rd argument to
26906 asm_operand_ok. Don't look up matching constraint here.
26907 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26910 2009-02-02 Ben Elliston <bje@au.ibm.com>
26912 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26913 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26915 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26917 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26918 information. Remove some obsolete information. Reorganize.
26920 * config/pa/fptr.c: Revert license to GPL 2.
26921 * config/pa/milli64.S: Likewise.
26923 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26926 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26927 LIBRARY name in, instead of hard-coding it.
26928 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26929 extra target make frag to tmake_files according to EH model.
26930 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26931 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26932 frags that define makefile variable EH_MODEL appropriately.
26933 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26934 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26935 to "-sjlj" according to type of EH configured.
26936 (LIBGCC_SONAME): Concatenate it to shared library base name.
26937 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26938 to "_sjlj" according to type of EH configured.
26939 (LIBGCC_SONAME): Concatenate it to shared library base name.
26940 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26941 (SHLIB_LINK): Add missing semicolon to if-else construct.
26942 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26943 string value of "pe_dll" command-line option.
26944 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26945 (SHLIB_SONAME): Use it when overriding t-cygming default.
26946 (SHLIB_IMPLIB): Override t-cygming default.
26947 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26948 string value of "pe_dll" command-line option.
26950 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26953 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26954 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26956 2009-01-31 Richard Guenther <rguenther@suse.de>
26958 PR tree-optimization/38937
26959 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26960 computing the transitive closure.
26962 2009-01-30 Richard Guenther <rguenther@suse.de>
26964 PR tree-optimization/39041
26965 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26966 Propagate variable indices only if the types match for this stmt.
26968 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26971 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26972 inline but never defined.
26974 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26976 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26977 (*insv_h_di_reg_extimm): New insn.
26978 (*insv_l<mode>_reg_extimm): New insn.
26980 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26982 * config/picochip/picochip.c (flag_conserve_stack): set
26983 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26984 fconserve-stack. Reduce call-overhead used by inliner.
26986 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26989 * common.opt (flag_conserve_stack): Initialised to zero.
26991 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26994 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26995 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26998 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27000 * ira-color.c (allocno_reload_assign): Update comments.
27001 * regmove.c (regmove_optimize): Likewise.
27005 2009-01-29 Robert Millan <rmh@aybabtu.com>
27007 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27008 * config/i386/kopensolaris-gnu.h: New file. Undefine
27009 `MD_UNWIND_SUPPORT'.
27010 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27012 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27014 PR tree-optimization/39007
27015 * tree-loop-distribution.c (generate_builtin): Use
27016 recompute_dominator to compute the immediate dominator of the
27017 basic block just after the loop.
27019 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27021 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27022 (ASM_OUTPUT_DWARF_PCREL): Define.
27024 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27026 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27027 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27028 global. Modify entries about regmove and IRA.
27030 * ra-conflict.c: Remove the file.
27032 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27034 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27035 (pass_regclass_init): Rename to pass_reginfo_init.
27037 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27039 * toplev.h (flag_ira): Remove.
27041 * caller-save.c (setup_save_areas): Remove flag_ira.
27043 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27045 * global.c: Remove the file.
27047 * opts.c (decode_options): Remove flag_ira.
27049 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27051 * regmove.c: Modify file description.
27052 (find_use_as_address, try_auto_increment): Define them only if
27053 AUTO_INC_DEC is defined.
27054 (replacement_quality, replace_in_call_usage, fixup_match_1,
27055 stable_and_no_regs_but_for_p): Remove.
27056 (reg_set_in_bb): Make it static.
27057 (regmove_optimize): Remove flag_ira and code which worked for
27060 * local-alloc.c: Remove the file.
27062 * common.opt (fira): Remove.
27064 * ira.c: Include except.h.
27065 (eliminable_regset): Move from global.c.
27066 (mark_elimination): Ditto. Remove flag_ira.
27067 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27068 equiv_mem_modified, validate_equiv_mem_from_store,
27069 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27070 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27071 no_equiv, recorded_label_ref): Move from local-alloc.c.
27072 (update_equiv_regs): Ditto. Make it static.
27073 (print_insn_chain, print_insn_chains): Move it from global.c.
27074 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27075 (build_insn_chain): Ditto. Make it static.
27076 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27077 Rename to init_live_subregs.
27078 (gate_ira): Remove flag_ira.
27080 * regclass.c: Rename reginfo.c. Change file description.
27081 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27082 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27083 (init_reg_sets_1): Remove code for evaluation of
27084 reg_class_superclasses and losing_caller_save_reg_set.
27085 (init_regs): Remove init_reg_autoinc.
27086 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27087 ok_for_base_p_nonstrict): Remove.
27088 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27089 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27090 corresponding entries.
27091 (dump_regclass, record_operand_costs, scan_one_insn,
27092 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27093 record_address_regs, auto_inc_dec_reg_p): Remove.
27094 (gt-regclass.h): Rename to gt-reginfo.h.
27096 * rtl.h (dump_global_regs, retry_global_alloc,
27097 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27099 * Makefile.in (RA_H): Remove.
27100 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27101 Rename regclass.o to reginfo.o.
27102 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27104 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27105 (GTFILES): Rename regclass.c to reginfo.c.
27107 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27108 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27110 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27111 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27113 (finish_spills): Ditto. Remove code for !flag_ira.
27115 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27117 PR middle-end/35854
27118 * doc/invoke.texi (rtl debug options): Complete rewrite.
27119 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27121 * mode-switching.c (pass_mode_switching): Rename pass from
27122 "mode-sw" to "mode_sw".
27123 * except.c (pass_convert_to_eh_ranges): Rename pass from
27124 "eh-ranges" to "eh_ranges".
27125 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27129 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27130 Alexander Monakov <amonakov@ispras.ru>
27132 PR middle-end/38857
27133 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27135 (move_exprs_to_boundary): Change return type and pass through
27136 should_move from move_op. Relax assert. Update usage ...
27137 (schedule_expr_on_boundary): ... here. Use should_move instead of
27139 (move_op_orig_expr_found): Indicate that insn was disconnected from
27141 (code_motion_process_successors): Do not call after_merge_succs
27142 callback if original expression was not found when traversing any of
27144 (code_motion_path_driver): Change return type. Update prototype.
27145 (move_op): Update comment. Add a new parameter (should_move). Update
27146 prototype. Set *should_move based on indication provided by
27147 move_op_orig_expr_found.
27149 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27151 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27152 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27153 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27154 * config/rs6000/rs6000.c (rs6000_override_options): Default
27155 avoid-indexed-addresses on for Power6, off for everything else.
27156 (avoiding_indexed_address_p): New function.
27157 (rs6000_legitimize_address): Use it.
27158 (rs6000_legitimate_address): Likewise.
27159 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27161 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27163 PR tree-optimization/38997
27164 * tree-loop-distribution.c (generate_memset_zero): Use
27165 POINTER_PLUS_EXPR for a pointer addition.
27167 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27169 * config/s390/s390.md (bswap<mode>2): New pattern added.
27171 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27173 * config/s390/s390.md (*tls_load_31): Added type attribute.
27175 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27177 * config/s390/s390.md: Fix a few comments.
27179 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27181 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27182 (*tm<mode>_full): Fixed z10prop attribute.
27183 (*tst<mode>_extimm): Fixed z10prop attribute.
27184 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27185 (*tstqiCCT_cconly): Fixed z10prop attribute.
27186 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27187 (*movsi_larl): Fixed z10prop attribute.
27188 (*movsi_zarch): Fixed z10prop attribute.
27189 (*movsi_eas): Fixed z10prop attribute.
27190 (*movhi): Fixed z10prop attribute.
27191 (*movqi): Fixed z10prop attribute.
27192 (*movstrictqi): Fixed z10prop attribute.
27193 (*mov<mode>): Fixed z10prop attribute.
27194 (*movcc): Fixed z10prop attribute.
27195 (*sethighpartdi_64): Fixed z10prop attribute.
27196 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27197 (*negdi2_sign_cc): Fixed z10prop attribute.
27198 (*negdi2_sign): Fixed z10prop attribute.
27199 (*absdi2_sign_cc): Fixed z10prop attribute.
27200 (*absdi2_sign): Fixed z10prop attribute.
27201 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27202 (*negabsdi2_sign): Fixed z10prop attribute.
27203 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27204 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27205 (doloop_si64): Fixed z10prop attribute.
27206 (doloop_si31): Fixed z10prop attribute.
27207 (doloop_long): Fixed z10prop attribute.
27208 (indirect_jump): Fixed z10prop attribute.
27209 (nop): Fixed z10prop attribute.
27210 (main_base_64): Fixed z10prop attribute.
27211 (reload_base_64): Fixed z10prop attribute.
27213 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27215 PR rtl-optimization/38740
27216 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27218 * config/mips/mips.c (mips_reorg): Likewise.
27220 2009-01-28 Richard Guenther <rguenther@suse.de>
27222 PR tree-optimization/38926
27223 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27224 with the correct value id to a value.
27225 (do_regular_insertion): Use the value number of edoubleprime
27226 for the value number of the expr.
27229 2008-08-21 Richard Guenther <rguenther@suse.de>
27231 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27232 a PHI ask VN if it is already available.
27233 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27234 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27236 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27238 PR middle-end/38934
27239 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27240 set to varying whenever max has TREE_OVERFLOW set, similarly
27241 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27243 2009-01-28 Richard Guenther <rguenther@suse.de>
27245 PR middle-end/38908
27246 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27247 uninitialized aggregate uses in call arguments.
27249 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27251 PR tree-optimization/38984
27252 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27253 the nothing_id variable if -fno-delete-null-pointer-checks.
27255 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27258 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27259 (set_got_offset_rex64): Ditto.
27261 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27264 * doc/extend.texi: Improve local variable with asm reg.
27266 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27268 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27269 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27270 was not supplied then set warn_packed_bitfield_compat to the
27271 default value of 1.
27272 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27275 2009-01-27 Richard Guenther <rguenther@suse.de>
27277 PR tree-optimization/38503
27278 * cfgexpand.c (expand_gimple_basic_block): Ignore
27279 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27280 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27281 variables that cannot have TBAA applied.
27282 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27285 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27287 PR middle-end/38969
27288 * calls.c (initialize_argument_information): Do not wrap complex
27289 arguments in SAVE_EXPR.
27291 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27293 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27294 (INSTALL_LIBGCC): Revert typo commit.
27296 2009-01-26 Richard Guenther <rguenther@suse.de>
27298 PR tree-optimization/38745
27299 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27300 from special handling.
27302 2009-01-26 Richard Guenther <rguenther@suse.de>
27304 PR tree-optimization/38745
27305 * tree-ssa.c (execute_update_addresses_taken): Do not include
27306 variables that cannot possibly be a register in not_reg_needs.
27307 Do not clear TREE_ADDRESSABLE on vars that may not become
27309 * tree-ssa.c (update_alias_info_1): Include those in the set
27310 of addressable vars.
27312 2009-01-26 Richard Guenther <rguenther@suse.de>
27314 PR middle-end/38851
27315 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27316 * tree-ssa-dse.c: Include langhooks.h
27317 (execute_simple_dse): Remove stores with zero size.
27319 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27322 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27325 2009-01-24 Julian Brown <julian@codesourcery.com>
27327 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27328 config/arm/linux-atomic.c.
27329 * config/arm/linux-atomic.c: New.
27331 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27333 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27334 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27335 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27337 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27340 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27343 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27345 PR tree-optimization/38953
27346 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27347 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27348 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27349 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27352 2009-01-24 Paul Brook <paul@codesourcery.com>
27354 * config/arm/neon.md (neon_type): Move to arm.md.
27355 (neon_mov<VSTRUCT>): Add neon_type attribute.
27356 * config/arm/arm.md (neon_type): Move to here.
27357 (conds): Add "unconditioal" and use as default for NEON insns.
27359 2009-01-24 Ben Elliston <bje@au.ibm.com>
27361 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27362 void *' warning from -Wc++-compat.
27363 * Makefile.in (dominance.o-warn): Remove.
27365 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27367 PR tree-optimization/38932
27368 * fold-const.c (fold_unary_ignore_overflow): New.
27369 * tree.h (fold_unary_ignore_overflow): Declare.
27370 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27371 * tree-ssa-sccvn.c (visit_reference_op_load,
27372 simplify_unary_expression): Likewise.
27374 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27376 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27377 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27378 regardless of their type.
27379 * c-common.c (handle_packed_attribute): Don't ignore packed on
27381 * c.opt (Wpacked-bitfield-compat): New warning option.
27382 * stor-layout.c (place_field): Warn if offset of a field changed.
27383 * doc/extend.texi (packed): Mention the ABI change.
27384 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27385 (Warning Options): Add it to the list.
27387 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27389 * c-opts.c (c_common_post_options): Fix a typo in comments.
27391 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27393 PR middle-end/38615
27394 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27395 variables to static.
27396 * doc/invoke.texi (-fmerge-all-constants): Update description.
27398 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27401 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27402 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27404 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27406 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27408 (LOCAL_ALIGNMENT): Similarly.
27410 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27411 Joseph Myers <joseph@codesourcery.com>
27413 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27414 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27415 * config/arm/arm-tune.md: Regenerate.
27416 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27419 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27421 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27422 version number to five.
27424 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27427 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27428 * c-common.c (set_underlying_type): Likewise.
27429 (is_typedef_decl ): Likewise
27431 (set_underlying_type): Likewise.
27432 (is_typedef_type): Likewise.
27434 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27436 PR middle-end/38587
27437 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27440 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27443 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27444 (LIBGCC_SPEC): Don't define.
27445 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27447 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27449 PR rtl-optimization/38879
27450 * alias.c (base_alias_check): Unaligned access via AND address can
27451 alias all surrounding object types except those with sizes equal
27452 or wider than the size of unaligned access.
27454 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27457 * c-decl.c (clone_underlying_type): Move this ...
27458 * c-common.c (set_underlying_type): ... here.
27459 Also, make sure the function properly sets TYPE_STUB_DECL() on
27460 the newly created typedef variant type.
27461 (is_typedef_decl ): New entry point.
27462 * tree.h: Added a new member member_types_needing_access_check to
27463 struct tree_decl_non_common.
27464 (set_underlying_type): New entry point.
27465 (is_typedef_type): Likewise.
27467 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27469 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27470 Check whether two instructions have memory references that
27471 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27472 are helper functions for traversing.
27473 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27474 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27475 not to draw dependency edge for instructions with non-conflicting
27478 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27481 * longlong.h: Update copyright years. Use soft-fp license notice.
27482 Sync __clz_tab declaration with glibc.
27484 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27487 * doc/extend.texi (syscall_linkage): New.
27488 (version_id): Modify.
27490 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27491 Richard Guenther <rguenther@suse.de>
27493 PR tree-optimization/38747
27494 PR tree-optimization/38748
27495 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27496 conversion if the base address is an indirect reference and the
27497 aliasing sets could cause issues.
27499 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27501 * common.opt (fgraphite, fgraphite-identity): Add comment for
27502 explaining why these options are not documented.
27504 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27506 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27507 gimple_call_lhs is NULL.
27509 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27512 * emit-rtl.c (adjust_address_1): Make sure memref is never
27515 2009-01-20 Ben Elliston <bje@au.ibm.com>
27517 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27518 const qualifier from arg parameter. Remove unnecessary cast to char *.
27519 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27520 const qualifier from arg 2.
27522 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27524 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27526 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27529 * rtl.h (reinit_regs): New prototype.
27530 * regclass.c: Include ira.h.
27531 (reinit_regs): New.
27532 * Makefile.in (regclass.o): Add ira.h.
27533 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27535 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27538 * c-common.c (handle_aligned_attribute): Use
27539 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27540 default alignment value.
27542 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27544 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27545 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27547 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27548 __BIGGEST_ALIGNMENT__.
27550 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27552 2009-01-18 Richard Guenther <rguenther@suse.de>
27554 PR tree-optimization/38819
27555 * tree-flow.h (operation_could_trap_helper_p): Declare.
27556 * tree-eh.c (operation_could_trap_helper_p): Export.
27557 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27558 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27559 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27560 are about to insert a possibly trapping instruction and fail
27563 2009-01-18 Andreas Schwab <schwab@suse.de>
27565 * doc/install.texi (Configuration): Remove obsolete paragraph
27566 about use of --with-gnu-ld with --with-gnu-as.
27568 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27570 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27571 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27572 Follow spelling conventions.
27574 2009-01-18 Ben Elliston <bje@au.ibm.com>
27576 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27577 C++ warning about implicit conversion from void * to struct
27579 (bitmap_obstack_free): Likewise for bitmap_element *.
27580 * Makefile.in (bitmap.o-warn): Remove.
27582 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27584 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27586 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27587 Tobias Grosser <tobi.grosser@amd.com>
27589 * graphite.c (graphite_trans_scop_block): Do not block single
27592 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27594 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27595 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27596 test with assertion.
27598 2009-01-16 Richard Guenther <rguenther@suse.de>
27600 PR tree-optimization/38835
27601 PR middle-end/36227
27602 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27603 and INT + PTR -> (INT)(PTR p+ INT) folding.
27604 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27606 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27609 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27610 the subreg from a lowpart subreg if it is also casting the value.
27612 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27613 Tobias Grosser <tobi.grosser@amd.com>
27615 * graphite.c (compare_prefix_loops): New.
27616 (build_scop_canonical_schedules): Rewritten.
27617 (graphite_transform_loops): Move build_scop_canonical_schedules
27618 after build_scop_iteration_domain.
27620 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27621 Tobias Grosser <tobi.grosser@amd.com>
27623 * graphite.c (add_conditions_to_domain): Add the loops to
27624 the dimension of the iteration domain. Do copy the domain
27625 only when it exists.
27626 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27627 (add_conditions_to_constraints): New.
27628 (can_generate_code_stmt, can_generate_code): Removed.
27629 (gloog): Do not call can_generate_code.
27630 (graphite_transform_loops): Call add_conditions_to_constraints
27631 after building the iteration domain.
27633 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27635 PR tree-optimization/38789
27636 * tree-ssa-threadedge.c
27637 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27638 __builtin_constant_p.
27640 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27642 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27643 examined before deleting them.
27645 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27647 * function.c (aggregate_value_p): Correctly extract the function
27648 type from CALL_EXPR_FN lookup.
27650 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27652 * config/picochip/picochip.c (picochip_override_options): Revert
27653 CFI asm flag disable commited previously.
27655 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27656 Tobias Grosser <tobi.grosser@amd.com>
27657 Jan Sjodin <jan.sjodin@amd.com>
27659 * graphite.c (scan_tree_for_params): On substractions negate
27660 all the coefficients of the term.
27661 (clast_to_gcc_expression_red): New. Handle reduction expressions
27662 of more than two operands.
27663 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27664 (get_vdef_before_scop): Handle also the case of default definitions.
27666 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27668 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27669 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27670 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27672 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27673 Joey Ye <joey.ye@intel.com>
27675 PR middle-end/37843
27676 * cfgexpand.c (expand_stack_alignment): Don't update stack
27677 boundary nor check incoming stack boundary here.
27678 (gimple_expand_cfg): Update stack boundary and check incoming
27679 stack boundary here.
27681 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27683 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27685 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27687 PR rtl-optimization/38245
27688 * calls.c (expand_call): Add stack arguments to
27689 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27690 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27691 in regs and partially in memory or BLKmode arguments.
27692 (emit_library_call_value_1): Add stack arguments to
27693 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27694 ACCUMULATE_OUTGOING_ARGS).
27695 * dce.c: Include tm_p.h.
27696 (find_call_stack_args): New function.
27697 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27699 (mark_insn): Call find_call_stack_args for CALL_Ps.
27700 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27701 forwards. Allocate and free arg_stores bitmap if needed, pass it
27702 down to deletable_insn_p, don't mark stores set in arg_stores
27703 bitmap, clear the bitmap at the beginning of each bb.
27704 * Makefile.in (dce.o): Depend on $(TM_P_H).
27706 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27709 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27710 to make sure the insn is a conditional test (bug 22599). Reformat a
27713 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27715 PR middle-end/38431
27716 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27717 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27718 (gloog): Do not call cleanup_tree_cfg.
27719 (graphite_transform_loops): Call cleanup_tree_cfg after all
27720 scops have been code generated.
27722 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27723 * doc/gty.texi (Invoking the garbage collector): Added new node
27724 and section documenting ggc_collect.
27726 2009-01-14 Richard Guenther <rguenther@suse.de>
27728 PR tree-optimization/38826
27729 PR middle-end/38477
27730 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27731 initialization notes only if we actually emitted a warning.
27732 (intra_create_variable_infos): Add constraints for a result decl
27733 that is passed by hidden reference.
27734 (build_pred_graph): Mark all related variables non-direct on
27737 2009-01-14 Nick Clifton <nickc@redhat.com>
27739 * ira-conflicts.c: Include addresses.h for the definition of
27741 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27742 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27744 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27747 * Makefile.in (ira-lives.o): Add except.h.
27749 * ira-lives.c: Include except.h.
27750 (process_bb_node_lives): Process can_throw_internal.
27752 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27754 PR rtl-optimization/38774
27755 * combine.c (simplify_set): When undoing cc_use change, don't do
27756 PUT_CODE on the newly created comparison, but instead put back the
27759 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27761 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27762 values. Remove duplicate arm8 entry.
27764 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27766 PR tree-optimization/38786
27767 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27768 the SSA_NAME case of expand_scalar_variables_expr.
27769 Set the type of an expression to the type of its assign statement.
27770 (expand_scalar_variables_expr): Also gather the scalar computation
27771 used to index the memory access. Do not pass loop_p.
27772 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27773 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27774 the gimple_stmt_iterator where it inserts new code.
27775 Do not pass loop_p.
27776 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27777 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27779 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27781 * graphite.h (debug_value): Removed.
27782 * graphite.c (debug_value): Removed.
27784 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27786 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27787 ldrd/strd with two 32-bit instructions.
27789 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27791 * config/arm/arm.c (struct processors): Pass for speed down into
27792 cost helper functions.
27793 (const_ok_for_op): Handle COMPARE and inequality nodes.
27794 (arm_rtx_costs_1): Rewrite.
27795 (arm_size_rtx_costs): Update prototype.
27796 (arm_rtx_costs): Pass speed down to helper functions.
27797 (arm_slowmul_rtx_costs): Rework cost calculations.
27798 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27799 (arm_9e_rtx_costs): Likewise.
27801 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27803 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27804 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27805 (alpha_legitimize_address): Do not split local symbols wider than
27806 UNITS_PER_WORD into HIGH/LO_SUM parts.
27808 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27811 * gcc.c (process_command): Replace call to execvp with calls
27812 to pex_one and exit.
27814 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27817 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27818 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27819 variant for devices with 3-byte PC.
27820 (__tablejump_elpm__): New.
27822 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27825 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27826 offsetof member-designator, handle it as `[0].'.
27828 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27830 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27831 function when not using named sections on targets with named sections
27832 if branch distance is less than 262132.
27834 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27836 * combine.c (combine_instructions): Recompute
27837 optimize_this_for_speed_p for each BB in the main combine loop.
27839 2009-01-12 Tomas Bily <tbily@suse.cz>
27842 * tree-loop-distribution.c (prop_phis): New function.
27843 (generate_builtin): Call prop_phis.
27845 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27847 PR tree-optimization/38807
27848 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27849 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27851 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27853 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27854 subreg of op0 to the original op0.
27856 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27858 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27860 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27863 * mips-tfile.c (parse_def): Fix parsing of def strings
27864 starting with digits.
27866 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27869 * config/arm/arm.c (arm_is_long_call_p): Don't call
27870 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27872 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27874 * regrename.c (regrename_optimize): Fix dumping.
27875 (find_oldest_value_reg): Preserve REG_POINTER.
27876 (copy_hardreg_forward_1): Likewise.
27878 2009-01-09 Diego Novillo <dnovillo@google.com>
27880 * gimple.h (struct gimple_statement_base) <uid>: Document
27881 the restrictions on its use.
27882 (gimple_uid): Tidy.
27883 (gimple_set_uid): Tidy.
27885 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27887 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27888 zero guard even if align_bytes != 0 and count is smaller than
27891 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27893 PR rtl-optimization/38495
27894 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27895 (add_range_and_copies_from_move_list): Print all added ranges.
27896 Add ranges to memory optimized destination.
27898 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27902 * config/i386/i386.c (override_options): Reject
27903 -mstringop-strategy=rep_8byte with -m32.
27904 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27905 to 1. Do count comparison against epilogue_size_needed at compile
27906 time even when count_exp was constant forced into register. For
27907 size_needed don't jump to epilogue, instead just avoid aligning
27908 and invoke the body algorithm. If need_zero_guard, add zero guard
27909 even if count is non-zero, but smaller than size_needed + number of
27910 bytes that could be stored for alignment.
27911 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27912 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27913 but smaller than size_needed + number of bytes that could be stored
27914 for alignment. Compare size_needed with epilogue_size_needed instead
27915 of desired_align - align, don't adjust size_needed, pass
27916 epilogue_size_needed to the epilogue expanders.
27919 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27921 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27923 * pa.c (last_address): Change to unsigned.
27924 (update_total_code_bytes): Change argument to unsigned. Don't
27925 check if insn addresses are set.
27926 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27927 addresses are not set.
27928 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27930 2009-01-09 Nick Clifton <nickc@redhat.com>
27932 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27933 DECL_DECLARED_INLINE_P.
27935 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27937 PR middle-end/38347
27938 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27939 GET_MODE (op0) in operand_subword_force calls.
27941 PR middle-end/38771
27942 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27943 fold_convert arg0 operands to TREE_TYPE (op0) first.
27945 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27947 * params.def (ira-max-conflict-table-size): Decrease default value
27950 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27952 PR tree-optimization/37031
27953 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27955 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27956 allocate it using gc instead of heap, use VEC_quick_push instead of
27958 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27959 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27960 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27961 allocated vector from heap allocated.
27962 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27963 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27964 vector only after perfect_loop_nest_depth call.
27966 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27967 Jan Sjodin <jan.sjodin@amd.com>
27969 PR tree-optimization/38559
27970 * graphite.c (debug_value, copy_constraint,
27971 swap_constraint_variables, scale_constraint_variable, ): New.
27972 (get_lower_bound, get_upper_bound): Removed.
27973 (graphite_trans_bb_strip_mine): Clean up this code that works
27974 only for constant number of iterations. Fully copy upper and
27975 lower bound constraints, not only the constant part of them.
27976 * graphite.h (debug_value): Declared.
27978 2009-01-08 Ira Rosen <irar@il.ibm.com>
27980 PR tree-optimization/37194
27981 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27982 Don't add the cost of cost model guard in prologue to scalar
27983 outside cost in case of known number of iterations.
27985 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27986 Alan Modra <amodra@bigpond.net.au>
27988 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27989 non-word-aligned REG+CONST addressing.
27991 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27994 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27995 free_after_compilation when outputting a thunk.
27996 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27997 Do not call free_after_compilation here.
27999 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28001 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28002 (ix86_valid_target_attribute_inner_p): Ditto.
28004 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28006 PR tree-optimization/38492
28007 PR tree-optimization/38498
28008 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28009 * tree-chrec.h (scev_is_linear_expression): Declared.
28010 * graphite.c (graphite_cannot_represent_loop_niter): New.
28011 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28012 (graphite_loop_normal_form): Use gcc_assert.
28013 (scan_tree_for_params): Use CASE_CONVERT.
28014 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28015 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28016 Use gcc_assert. Discard scops that contain unhandled cases.
28017 (build_scop_conditions): Return a boolean status for unhandled cases.
28018 (strip_mine_profitable_p): Print the loop number, not its depth.
28019 (is_interchange_valid): Pass the depth of the loop nest, don't
28020 recompute it wrongly.
28021 (graphite_trans_bb_block): Same.
28022 (graphite_trans_bb_block): Print tentative of loop blocking.
28023 (graphite_trans_scop_block): Do not print that the loop has been
28025 (graphite_transform_loops): Do not handle scops that contain condition
28028 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28030 AVX Programming Reference (December, 2008)
28031 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28032 (_mm256_stream_pd): Likewise.
28033 (_mm256_stream_ps): Likewise.
28035 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28036 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28037 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28038 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28039 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28040 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28041 (ix86_expand_special_args_builtin): Likewise.
28043 * config/i386/sse.md (AVXMODEDI): New.
28044 (avx_movnt<mode>): Likewise.
28045 (avx_movnt<mode>): Likewise.
28046 (<sse>_movnt<mode>): Remove AVX support.
28047 (sse2_movntv2di): Likewise.
28049 2009-01-07 Richard Guenther <rguenther@suse.de>
28051 PR middle-end/38751
28052 * fold-const.c (extract_muldiv): Remove obsolete comment.
28053 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28054 to PLUS_EXPR canonicalization for the canonicalization.
28056 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28058 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28059 hosted cross-compilers generating less efficient code.
28061 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28063 * function.h (rtl_data): Add a dbr_scheduled_p field.
28064 * reorg.c (dbr_schedule): Set it.
28065 (gate_handle_delay_slots): Check it.
28066 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28067 (mips_reorg): Check flag_delayed_branch instead of
28068 mips_base_delayed_branch.
28069 (mips_override_options): Don't set mips_base_delayed_branch
28070 or flag_delayed_branch.
28072 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28074 PR rtl-optimization/38426.
28075 * ira.c (ira): Set current_function_is_leaf earlier.
28077 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28079 PR rtl-optimization/38722
28080 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28081 too early, only set a flag and modify after last possible
28084 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28087 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28088 * real.c (decimal_single_format): Correct values of emin and emax.
28089 (decimal_double_format): Ditto.
28090 (decimal_quad_format): Ditto.
28091 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28092 computation of DECnn_MIN and DECnn_MAX for corrected values of
28093 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28094 __DECnn_MIN__, and adjust its computation for the corrected value
28097 2009-01-06 Jan Hubicka <jh@suse.cz>
28100 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28102 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28104 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28105 Add Robert Clark to the list of testers.
28107 2009-01-06 Jan Hubicka <jh@suse.cz>
28108 Kai Tietz <kai.tietz@onevision.com>
28110 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28111 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28113 2009-01-06 Jan Hubicka <jh@suse.cz>
28114 Kai Tietz <kai.tietz@onevision.com>
28116 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28118 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28119 (ix86_nsaved_regs): Count only general purpose regs.
28120 (ix86_nsaved_sseregs): New.
28121 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28122 to 16 for w64; compute padding and size of sse reg save area.
28123 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28124 general purpose regs.
28125 (ix86_emit_save_sse_regs_using_mov): New.
28126 (ix86_expand_prologue): Save SSE regs if needed.
28127 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28128 (ix86_emit_restore_sse_regs_using_mov): New.
28129 (ix86_expand_epilogue): Save SSE regs if needed.
28131 2009-01-06 Jan Hubicka <jh@suse.cz>
28132 Kai Tietz <kai.tietz@onevision.com>
28134 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28135 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28136 functions when accumulate outgoing args is off.
28138 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28141 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28142 before using pseudos_have_intersected_live_ranges_p.
28144 * ira-int.h (ira_assert): Always define.
28146 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28148 AVX Programming Reference (December, 2008)
28149 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28150 (_mm256_permute2_pd): Likewise.
28151 (_mm_permute2_ps): Likewise.
28152 (_mm256_permute2_ps): Likewise.
28153 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28154 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28156 * config/i386/i386.c (ix86_builtins): Remove
28157 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28158 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28159 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28160 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28161 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28162 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28163 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28164 __builtin_ia32_vpermil2ps256.
28165 (ix86_init_mmx_sse_builtins): Updated.
28166 (ix86_expand_args_builtin): Likewise.
28168 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28170 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28171 long absolute calls when generating PA 2.0 code.
28173 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28175 PR rtl-optimization/38583
28176 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28178 * params.def (ira-max-conflict-table-size): New.
28180 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28182 * ira.h (ira_conflicts_p): New external definition.
28184 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28185 table. Report this. Return result of building.
28186 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28187 building conflict table.
28189 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28190 (ira_color): Use ira_conflicts_p.
28192 * global.c: Include ira.h.
28193 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28196 * Makefile.in (global.o): Add ira.h.
28198 * ira-build.c (mark_all_loops_for_removal,
28199 propagate_some_info_from_allocno): New.
28200 (remove_unnecessary_allocnos): Call
28201 propagate_some_info_from_allocno.
28202 (remove_low_level_allocnos): New.
28203 (remove_unnecessary_regions): Add parameter. Call
28204 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28205 parameter to remove_unnecessary_regions.
28206 (ira_build): Remove all regions but root if the conflict table was
28207 not built. Update conflict hard regs for allocnos crossing calls.
28209 * ira.c (ira_conflicts_p): New global.
28210 (ira): Define and use ira_conflicts_p.
28212 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28213 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28214 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28216 2009-01-06 Ben Elliston <bje@au.ibm.com>
28218 * gengtype-lex.l (YY_NO_INPUT): Define.
28220 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28223 * c-common.c (handle_vector_size_attribute): Also reject
28224 BOOLEAN_TYPE types.
28226 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28228 PR tree-optimization/38492
28229 * graphite.c (rename_map_elt, debug_rename_elt,
28230 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28231 rename_map_elt_info, eq_rename_map_elts,
28232 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28233 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28234 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28235 (sese_build_livein_liveouts): New.
28236 (new_sese, free_sese): New.
28237 (new_scop): Call new_sese.
28238 (free_scop): Call free_sese.
28239 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28240 (register_old_new_names): Renamed register_old_and_new_names.
28241 (register_scop_liveout_renames, add_loop_exit_phis,
28242 insert_loop_close_phis, struct igp,
28243 default_liveout_before_guard, add_guard_exit_phis,
28244 insert_guard_phis, copy_renames): New.
28245 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28246 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28247 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28248 (scop_adjust_phis_for_liveouts): New.
28249 (gloog): Call scop_adjust_phis_for_liveouts.
28251 * graphite.h (struct sese): Documented. Added fields liveout,
28252 num_ver and livein.
28253 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28254 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28255 (struct scop): Added field liveout_renames.
28256 (SCOP_LIVEOUT_RENAMES): New.
28258 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28260 PR tree-optimization/38510
28261 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28262 (translate_clast): Call recompute_all_dominators before
28264 (gloog): Call recompute_all_dominators before graphite_verify.
28266 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28267 Jan Sjodin <jan.sjodin@amd.com>
28269 PR tree-optimization/38500
28270 * graphite.c (create_sese_edges): Call fix_loop_structure after
28273 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28275 * config.gcc: Add m32r*-*-rtems*.
28276 * config/m32r/rtems.h: New file.
28278 2009-01-05 Ben Elliston <bje@au.ibm.com>
28280 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28281 (.po.pox): Likewise.
28282 (po/gcc.pot): Likewise.
28284 2009-01-04 David S. Miller <davem@davemloft.net>
28286 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28287 (STARTING_FRAME_OFFSET): Always set to zero.
28289 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28291 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28292 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28293 fixed-point types, and vectors of the same.
28295 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28297 * config/mips/sync.md (*mb_barrier): Rename to...
28298 (*memory_barrier): ...this.
28300 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28302 * doc/extend.texi (Function Attributes): Move @cindex after @item
28303 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28304 and put in alphabetical order. Fix 'target' name and put in order.
28305 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28308 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28310 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28311 (memory_barrier): Expand as unspec instead of unspec_volatile.
28312 Remove mem:BLK from insn operands. Use Pmode scratch register.
28313 (*memory_barrier): Define as unspec instead of unspec_volatile.
28314 Use (match_dup 0) as input operand.
28316 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28317 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28318 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28319 scratch register. Remove operand 1.
28320 (*stbar): Define as unspec instead of unspec_volatile.
28321 Use (match_dup 0) as input operand, remove (const_int 8).
28322 (*membar): Define as unspec instead of unspec_volatile.
28323 Use (match_dup 0) as input operand, remove input operand 2.
28325 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
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/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28332 Remove mem:BLK from insn operands. Use Pmode scratch register.
28333 Set volatile flag on operand 0.
28334 (*memory_barrier): New insn pattern.
28336 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28338 (*memory_barrier): Use (match_dup 0) as input operand.
28340 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28341 Remove mem:BLK from insn operands. Use Pmode scratch register.
28342 Set volatile flag on operand 0.
28343 (*mb_internal): New insn pattern.
28345 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28347 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28349 PR middle-end/38586
28350 * function.c (struct temp_slot): Move to the section of the file
28351 that deals with temp slots. Remove field 'address'.
28352 (temp_slot_address_table): New hash table of address -> temp slot.
28353 (struct temp_slot_address_entry): New struct, items for the table.
28354 (temp_slot_address_compute_hash, temp_slot_address_hash,
28355 temp_slot_address_eq, insert_temp_slot_address): Support functions
28357 (find_temp_slot_from_address): Rewrite to use the new hash table.
28358 (remove_unused_temp_slot_addresses): Remove addresses of temp
28359 slots that have been made available.
28360 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28361 worker function for remove_unused_temp_slot_addresses.
28362 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28363 Add the temp slot address to the address -> temp slot map.
28364 (update_temp_slot_address): Update via insert_temp_slot_address.
28365 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28366 (pop_temp_slots): Likewise.
28367 (init_temp_slots): Allocate the address -> temp slot map, or empty
28368 the map if it is already allocated.
28369 (prepare_function_start): Initialize temp slot processing.
28371 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28373 PR middle-end/38584
28374 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28375 Calculate the size of all stack vars assuming no packing of stack
28376 vars will happen, replacing a quadratic algorithm with a linear one.
28378 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28381 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28384 2009-01-03 Diego Novillo <dnovillo@google.com>
28386 * doc/contrib.texi: Update contributions.
28388 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28391 * builtins.c (fold_builtin_memory_op): Give up if either operand
28392 is volatile. Set srctype or desttype to non-qualified version
28396 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28397 and FUNCTION_DECLs.
28399 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28401 PR rtl-optimization/35805
28402 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28403 problem if fast dce is able to remove any instructions.
28404 * dce.c (dce_process_block): Fix dump message.
28406 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28409 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28411 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28413 PR middle-end/38690
28414 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28415 * tree-pretty-print.c (op_code_prio): New function.
28416 (op_prio): No longer static. Use op_code_prio.
28417 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28418 Use op_prio and op_code_prio to determine if () should be
28419 printed around operand(s) or not.
28421 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28422 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28423 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28424 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28425 pp_character instead of pp_string for single letter printing.
28427 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28429 * doc/extend.texi: Fix '#pragma GCC option' typo.
28431 2009-01-02 Richard Guenther <rguenther@suse.de>
28433 * doc/install.texi (--enable-checking): Mention different
28434 default for stage1.
28435 (--enable-stage1-checking): Document.
28437 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28439 PR middle-end/30142
28440 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28441 case to be an error.
28443 2009-01-02 Ben Elliston <bje@au.ibm.com>
28445 * config/fp-bit.h (pack_d): Constify argument.
28446 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28447 (isnan): Constify argument.
28449 (iszero): Likewise.
28450 (pack_d): Likewise.
28451 (_fpadd_parts): Constify return type.
28452 (_fpmul_parts): Likewise.
28453 (_fpdiv_parts): Likewise.
28455 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28458 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28459 warn about overwriting initializer with side-effects or
28460 -Woverride-init if !IMPLICIT.
28461 (output_init_element): Likewise. Pass IMPLICIT down to
28463 (process_init_element): Add IMPLICIT argument. Pass it down
28464 to output_init_element.
28465 (push_init_element, pop_init_level, set_designator): Adjust
28466 process_init_element callers.
28467 (set_nonincremental_init, set_nonincremental_init_from_string):
28468 Adjust add_pending_init callers.
28469 (output_pending_init_elements): Adjust output_init_element callers.
28470 * c-tree.h (process_init_element): Adjust prototype.
28471 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28472 process_init_element callers.
28475 Copyright (C) 2009 Free Software Foundation, Inc.
28477 Copying and distribution of this file, with or without modification,
28478 are permitted in any medium without royalty provided the copyright
28479 notice and this notice are preserved.