1 2009-10-09 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/41634
4 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5 we remove the correct elements.
6 (optimize_stmt): Make sure to update stmt operands before
7 optimizing redundancies.
9 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
13 2009-10-09 Richard Guenther <rguenther@suse.de>
16 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
18 (lto_wrapper_exit): New function.
20 (fatal_perror): Likewise.
21 (fork_execute): Use global args_name, do not free it.
22 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
23 * lto-streamer.h: Remove duplicate prototypes.
25 2009-10-09 Richard Guenther <rguenther@suse.de>
27 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
28 before calling stmt_can_throw_external.
30 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
32 PR tree-optimization/40071
33 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
34 pointer if the original data reference doesn't conflict with the
35 created vector data reference. Fix long line.
37 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
39 * config/i386/i386.md (any_div): New code iterator.
40 (u): Handle div and udiv.
42 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
44 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
45 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
46 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
47 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
49 2009-10-08 Joseph Myers <joseph@codesourcery.com>
51 * gcc.c (main): Remove trailing "." from diagnostics.
53 2009-10-08 Cary Coutant <ccoutant@google.com>
55 Add support for debugging with ICF (Identical Code Folding).
56 * calls.c (debug.h): New #include.
57 (emit_call_1): Call virtual_call_token debug hook.
58 * common.opt (-fenable-icf-debug): New option.
59 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
60 locations in the source).
61 (poc_label_num): New variable.
62 (dcall_entry, vcall_entry): New typedefs.
63 (dcall_table, vcall_table): New variables.
64 (struct vcall_insn): New type.
65 (vcall_insn_table): New variable.
66 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
67 (size_of_dcall_table): New function.
68 (output_dcall_table): New function.
69 (size_of_vcall_table): New function.
70 (output_vcall_table): New function.
71 (dwarf2out_direct_call): New function.
72 (vcall_insn_table_hash): New function.
73 (vcall_insn_table_eq): New function.
74 (dwarf2out_virtual_call_token): New function.
75 (dwarf2out_virtual_call): New function.
76 (dwarf2out_init): Allocate new tables and sections.
77 (prune_unused_types): Mark DIEs referenced from direct call table.
78 (dwarf2out_finish): Output direct and virtual call tables.
79 * final.c (final_scan_insn): Call direct_call and virtual_call
81 * debug.h (struct gcc_debug_hooks): Add direct_call,
82 virtual_call_token, virtual_call hooks.
83 (debug_nothing_uid): New function.
84 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
85 (debug_nothing_uid): New function.
86 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
87 (xcoff_debug_hooks): Likewise.
88 * sdbout.c (sdb_debug_hooks): Likewise.
89 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
90 * doc/invoke.texi (-fenable-icf-debug): New option.
92 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
95 * regmove.c (regmove_backward_pass): Replace src with dst in the
96 debug insn, and check for dst before rather than after.
98 2009-10-08 Janis Johnson <janis187@us.ibm.com>
100 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
101 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
103 2009-10-08 Jan Hubicka <jh@suse.cz>
106 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
107 do not mark cgraph nodes as needed.
108 (record_references_in_initializer): Add new only_vars parameter.
109 * cgraph.h (record_references_in_initializer): New parameter.
110 * varasm.c (assemble_variable): Update call.
111 * varpool.c (varpool_analyze_pending_decls): Always look for
114 2009-10-08 Anatoly Sokolov <aesok@post.ru>
116 * config/avr/avr.c (last_insn_address) Remove variable.
117 (expand_prologue): Don't initialise last_insn_address variable.
118 (final_prescan_insn): Don't output insn size.
119 * config/avr/avr.opt (msize): Remove switch.
120 * doc/invoke.texi (AVR Options): Remove documentation of -msize
123 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
125 * combine.c (label_tick_ebb_start): Fix comment.
126 (combine_instructions): Set label_tick and label_tick_ebb_start before
127 calling setup_incoming_promotions. Start them from 1. Increment
128 label_tick instead of deriving it from the BB index. Rather than
129 comparing ticks use the block from the previous iteration to decide
130 whether to start a new EBB. Remove empty lines before function.
132 2009-10-08 Michael Matz <matz@suse.de>
135 * builtins.c (fold_builtin_isascii): Use fold_build2.
136 (fold_builtin_isdigit): Ditto.
137 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
138 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
139 remove_useless_stmts_cond, remove_useless_stmts_tf,
140 remove_useless_stmts_tc, remove_useless_stmts_bind,
141 remove_useless_stmts_goto, remove_useless_stmts_label,
142 remove_useless_stmts_1, remove_useless_stmts,
143 pass_remove_useless_stmts): Remove.
144 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
145 * passes.c (init_optimization_passes): Don't add
146 pass_remove_useless_stmts.
147 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
148 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
150 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
151 for static constants.
152 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
153 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
155 2009-10-08 Richard Guenther <rguenther@suse.de>
157 * gimple.c (free_gimple_type_tables): New function.
158 * gimple.h (free_gimple_type_tables): Declare.
160 2009-10-07 Mark Heffernan <meheff@google.com>
162 * ipa-prop.c (ipa_print_node_params) Only print
163 names of named arguments.
165 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
167 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
168 being statically linked.
170 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
172 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
174 2009-10-08 Jan Hubicka <jh@suse.cz>
177 * ipa.c (cgraph_externally_visible_p,
178 function_and_variable_visibility,
179 whole_program_function_and_variable_visibility): Skip non-finalized
182 2009-10-08 Nick Clifton <nickc@redhat.com>
184 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
187 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
190 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
192 2009-10-07 Joseph Myers <joseph@codesourcery.com>
195 * c-common.c (c_fully_fold_internal): Strip nops from the result
196 of recursive calls to c_fully_fold_internal.
197 (c_wrap_maybe_const): New.
198 (c_save_expr): Use c_wrap_maybe_const.
199 * c-common.h (c_wrap_maybe_const): Declare.
200 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
201 build_binary_op): Use c_wrap_maybe_const.
203 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
205 * real.c: Fix comment to reflect actual exponent size.
207 2009-10-08 Ben Elliston <bje@au.ibm.com>
209 * config/rs6000/a2.md: Add FSF comment header.
211 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
213 * config/i386/i386.md (any_extend): New code iterator.
214 (u, s): New code attributes.
216 (DWIH): Rewrite as code iterator for SI and DI modes.
217 (DWI): Rewrite as mode attribute.
218 (dwi): New mode attribute.
219 (di): Depend on SI mode and DI mode.
220 (doubleint_general_operand): Remove mode attribute.
222 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
225 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
226 (*sub<mode>3_doubleword): Ditto.
228 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
229 using SWIM248 mode iterator.
230 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
231 using SWI48 mode iterator.
232 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
233 patterns using DWIH mode iterator and any_extend code iterator.
234 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
235 using any_extend code iterator.
236 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
237 patterns using DWIH mode iterator and any_extend code iterator.
238 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
239 using any_extend code iterator.
240 (<s>mul<mode>3_highpart): Macroize expander from
241 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
242 and any_extend code iterator.
243 (*<s>muldi3_highpart_1): Macroize insn from
244 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
245 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
246 patterns using any_extend code iterator.
247 (*<s>mulsi3_highpart_zext): Macroize insn from
248 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
250 2009-10-07 Jakub Jelinek <jakub@redhat.com>
252 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
253 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
254 refering to a DIE with DW_AT_const_value.
256 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
259 * ira-lives.c (check_and_make_def_conflict): Process all operands.
261 2009-10-06 Jan Hubicka <jh@suse.cz>
263 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
266 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
268 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
269 *lea_2_rex64): Move before *add<mode>_1 pattern.
271 2009-10-07 Jan Hubicka <jh@suse.cz>
273 * collect2.c (main): Add -fno-whole-program.
274 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
276 2009-10-07 Jan Hubicka <jh@suse.cz>
278 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
279 has no address taken.
280 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
282 (cgraph_clone_node): Clear externally_visible flag for clones.
283 * cgraph.h (cgraph_only_called_directly_p,
284 cgraph_can_remove_if_no_direct_calls_p): New predicates.
285 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
286 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
287 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
288 ipcp_insert_stage): Likwise.
289 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
290 externally_visible flag.
291 (verify_cgraph_node): Verify that inline clones look right.
292 (process_function_and_variable_attributes): Do not set
293 externally_visible flags.
294 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
296 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
298 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
299 clear externally_visible when turning into inline clones
300 (cgraph_mark_inline_edge): Use new predicates.
301 (cgraph_estimate_growth): Likewise.
302 (cgraph_decide_inlining): Likewise.
303 * ipa.c (cgraph_postorder): Likewise.
304 (cgraph_remove_unreachable_nodes): Likewise; sanity check
305 that inline clones are not needed.
306 (cgraph_externally_visible_p): New predicate.
307 (function_and_variable_visibility): Add whole_program parameter;
308 always set externally_visible flag; handle COMDAT function
310 (local_function_and_variable_visibility): New function.
311 (gate_whole_program_function_and_variable_visibility): New function.
312 (whole_program_function_and_variable_visibility): New function.
313 (pass_ipa_whole_program_visibility): New function.
314 * passes.c (init_optimization_passes): Add whole program visibility
316 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
317 not care about needed/reachable flags.
318 * varpool.c: Include flags.h
319 (decide_is_variable_needed): When doing LTO assume whole-program mode.
320 (varpool_finalize_decl): When we are in LTO read-back, all variables
322 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
324 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
326 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
329 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
331 * config.gcc: Don't include the makefile fragments intended for
333 * config/s390/fixdfdi.h: File removed.
334 * config/s390/libgcc-glibc.ver: File removed.
335 * config/s390/s390.h: Remove the fixdfdi.h hack.
336 * config/s390/t-crtstuff: File moved to libgcc dir.
337 * config/s390/t-linux: Likewise.
338 * config/s390/t-tpf: libgcc specific parts removed.
339 * config/s390/t-linux64: Likewise.
341 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
343 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
344 (lto-compress.o): Likewise.
346 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
349 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
350 dllexport to class members here.
351 (i386_pe_determine_dllimport_p): Only check static class data for
353 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
354 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
355 functions for vague linkage.
356 (i386_pe_type_dllexport_p): Fix formatting.
357 (maybe_add_dllexport) New function.
358 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
361 2009-10-07 Ben Elliston <bje@au.ibm.com>
363 * config/rs6000/a2.md: Remove duplicated lines.
365 2009-10-07 Ben Elliston <bje@au.ibm.com>
367 * config.gcc (powerpc*-*-*): Handle a2.
368 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
369 * config/rs6000/a2.md: New file.
370 * config/rs6000/rs6000.opt (mno-update): New.
371 (mupdate): Return to using a mask, not a var.
372 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
373 (enum processor_type): Add PROCESSOR_PPCA2.
374 * config/rs6000/rs6000.c (ppca2_cost): New costs.
375 (rs6000_override_options): Add "a2" to processor_target_table.
376 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
377 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
379 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
381 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
382 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
383 reference to nonexistent gen_truncxfxf2 function.
385 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
387 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
388 (DWIH, g, di, doubleint_general_operand): New mode attributes.
389 (general_operand): Handle TI mode.
390 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
391 using SDWIM mode iterator.
392 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
393 pattern from *add{di,ti}3_1 patterns and corresponding splitters
394 using DWI mode iterator.
395 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
396 patterns using SWI mode iterator.
397 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
398 using SWI48 mode iterator.
399 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
400 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
401 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
402 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
403 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
404 using SDWIM mode iterator.
405 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
406 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
407 using DWI mode iterator.
408 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
409 patterns using SWI mode iterator.
410 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
411 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
412 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
413 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
414 patterns using plusminus code iterator.
415 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
416 sub<mode>3 patterns using plusminus code iterator.
417 * config/i386/i386.c (override_options): Update call to
418 gen_subdi_carry_rex64 for renamed function.
419 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
420 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
421 calls to instruction expanders.
423 2009-10-06 Martin Jambor <mjambor@suse.cz>
426 * opts.c (decode_options): Run IPA-SRA at -O2.
428 2009-10-06 Richard Guenther <rguenther@suse.de>
430 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
432 2009-10-06 Tobias Burnus <burnus@net-b.de>
435 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
436 -flto and -fwhole-program flags can be combined.
438 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
441 * gcc.c (process_command): Check that -o argument was specified.
443 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
445 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
447 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
449 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
450 * doc/invoke.texi (Warning Options): Annotate allowed languages
451 for -Wunsuffixed-float-constants.
453 2009-10-05 Jakub Jelinek <jakub@redhat.com>
455 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
456 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
457 same name and isn't the main variant.
460 * dwarf2out.c (loc_by_reference): Removed.
461 (dw_loc_list_1): New function.
462 (dw_loc_list): Remove toplev argument, add want_address argument.
463 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
464 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
465 want_address == 2 to dw_loc_list. For successful dw_loc_list
466 set have_address to 1 only if want_address is not 0.
468 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
470 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
471 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
472 a code block followed by two pointers.
473 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
474 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
475 (MIPS_MOVE): Likewise.
476 (MIPS_LUI): Likewise.
478 (MIPS_BAL): Likewise.
479 (MIPS_NOP): Likewise.
480 (mips_asm_trampoline_template): Delete.
481 (mips_trampoline_code_size): New function.
482 (mips_trampoline_init): Add shorter sequences for all cases
483 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
484 Calculate the opcodes directly, rather than copying from a template.
485 Only flush the code part of the trampoline.
486 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
488 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
490 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
491 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
492 (INCOMING_RETURN_ADDR_RTX): Likewise.
493 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
495 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
496 with RETURN_ADDR_REGNUM.
497 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
498 * config/mips/mips.c (mips16_build_call_stub): Replace
499 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
500 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
501 (mips_print_operand_punctuation): Likewise.
502 (mips_frame_set): Likewise.
503 (mips16e_output_save_restore): Likewise.
504 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
505 (mips_save_reg_p): Likewise.
506 (mips_return_addr): Likewise.
507 (mips_set_return_address): Likewise.
508 (mips_direct_save_slot_move_p): Likewise.
509 (mips_output_function_prologue): Likewise.
510 (mips_restore_reg): Likewise.
511 (mips_expand_epilogue): Likewise.
512 (mips_epilogue_uses): Likewise.
513 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
514 (*mov<mode>_ra): Use it instead of a hard-coded 31.
515 (clear_hazard_<mode>): Likewise.
516 (call_internal): Likewise.
517 (call_internal_direct): Likewise.
518 (call_direct_split): Likewise.
519 (call_value_internal): Likewise.
520 (call_value_split): Likewise.
521 (call_value_internal_direct): Likewise.
522 (call_value_direct_split): Likewise.
523 (call_value_multiple_internal): Likewise.
524 (call_value_multiple_split): Likewise.
526 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
527 Jakub Jelinek <jakub@redhat.com>
529 PR rtl-optimization/41511
530 * combine.c (record_value_for_reg): Pass explicit values as argument
531 to get_last_value_validate.
532 (get_last_value_validate): Document INSN parameter.
533 For non-readonly MEMs, assume they might have been modified if INSN
534 was in another basic block.
535 (get_last_value): Minor reformatting.
537 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
540 * final.c (asm_str_count): Split out from asm_insn_count.
541 * rtl.h (asm_str_count): New prototype.
542 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
545 2009-10-05 Sriraman Tallam <tmsriram@google.com>
547 * doc/plugins.texi: Change plugin_pass to register_pass_info.
549 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
550 Rafael Espindola <espindola@google.com>
552 * gengtype.c (write_types): Moved call to write_func_for_structure
555 2009-10-05 Richard Guenther <rguenther@suse.de>
558 * lto-cgraph.c (output_cgraph): Output toplevel asms.
559 (input_cgraph_1): Input toplevel asms.
561 2009-10-05 Richard Guenther <rguenther@suse.de>
564 * lto-symtab.c (lto_compatible_attributes_p): Remove.
565 (external_aggregate_decl_p): Likewise.
566 (lto_symtab_compatible): Re-structure. Remove dead code.
567 For variables ignore toplevel qualifiers when comparing types.
568 Issue warnings, not errors for mismatched user-alignment.
570 2009-10-05 Richard Guenther <rguenther@suse.de>
574 * lto-symtab.c (struct lto_symtab_base_def): Remove.
575 (struct lto_symtab_identifier_def): Likewise.
576 (struct lto_symtab_decl_def): Likewise.
577 (struct lto_symtab_entry_def): New.
578 (lto_symtab_identifier_t): Rename to ...
579 (lto_symtab_entry_t): ... this.
580 (lto_symtab_decls): Remove.
581 (lto_symtab_base_hash): Rename to ...
582 (lto_symtab_entry_hash): ... this.
583 (lto_symtab_base_eq): Rename to ...
584 (lto_symtab_entry_eq): ... this.
585 (lto_symtab_base_marked_p): Rename to ...
586 (lto_symtab_entry_marked_p): ... this.
587 (lto_symtab_identifier_marked_p): Remove.
588 (lto_symtab_decl_marked_p): Likewise.
589 (lto_symtab_maybe_init_hash_tables): Rename to ...
590 (lto_symtab_maybe_init_hash_table): ... this.
591 (lto_symtab_set_resolution_and_file_data): Remove.
592 (lto_symtab_register_decl): New function.
593 (lto_symtab_get_identifier): Remove.
594 (lto_symtab_get): New function.
595 (lto_symtab_get_resolution): Adjust.
596 (lto_symtab_get_identifier_decl): Remove.
597 (lto_symtab_set_identifier_decl): Likewise.
598 (lto_symtab_merge_decl): Rename to ...
599 (lto_symtab_merge): ... this. Rewrite.
600 (lto_symtab_merge_var): Remove.
601 (lto_symtab_merge_fn): Likewise.
602 (lto_symtab_prevailing_decl): Adjust.
603 (lto_cgraph_replace_node): New function.
604 (lto_symtab_merge_decls_2): Likewise.
605 (lto_symtab_merge_decls_1): Likewise.
606 (lto_symtab_fixup_var_decls): Likewise.
607 (lto_symtab_resolve_symbols): Likewise.
608 (lto_symtab_merge_decls): Likewise.
609 (lto_symtab_prevailing_decl): Adjust.
610 (lto_symtab_get_symtab_def): Remove.
611 (lto_symtab_get_file_data): Likewise.
612 (lto_symtab_clear_resolution): Adjust.
613 (lto_symtab_clear_resolution): Likewise.
614 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
615 (input_cgraph_1): Likewise.
616 * lto-streamer-in.c (get_resolution): Do not provide fake
617 symbol resolutions here.
618 (deferred_global_decls): Remove.
619 (lto_register_deferred_decls_in_symtab): Likewise.
620 (lto_register_var_decl_in_symtab): Change signature, register
621 variable via lto_symtab_register_decl.
622 (lto_register_function_decl_in_symtab): Likewise.
623 (lto_read_tree): Adjust.
624 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
625 (lto_symtab_merge_var): Likewise.
626 (lto_symtab_merge_fn): Likewise.
627 (lto_symtab_register_decl): Declare.
628 (lto_symtab_merge_decls): Likewise.
630 2009-10-05 Richard Guenther <rguenther@suse.de>
632 PR tree-optimization/23821
633 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
634 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
635 simple IV increments.
637 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
639 * config/arm/arm.c (arm_override_options): Really initialize
640 flag_dwarf2_cfi_asm to 0.
642 2009-10-05 Doug Kwan <dougkwan@google.com>
644 PR rtl-optimization/41574
645 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
646 floating point and we are not doing unsafe math optimizations.
648 2009-10-03 Simon Baldwin <simonb@google.com>
649 Cary Coutant <ccoutant@google.com>
650 Rafael Espindola <espindola@google.com>
651 Richard Guenther <rguenther@suse.de>
652 Jan Hubicka <jh@suse.cz>
653 Doug Kwan <dougkwan@google.com>
654 H.J. Lu <hongjiu.lu@intel.com>
655 Bill Maddox <maddox@google.com>
656 Ryan Mansfield <rmansfield@qnx.com>
657 Diego Novillo <dnovillo@google.com>
658 Ollie Wild <aaw@google.com>
659 Kenneth Zadeck <zadeck@naturalbridge.com>
661 * lto-cgraph.c: New file.
662 * lto-compress.c: New file.
663 * lto-compress.h: New file.
664 * lto-opts.c: New file.
665 * lto-section-in.c: New file.
666 * lto-section-out.c: New file.
667 * lto-streamer-in.c: New file.
668 * lto-streamer-out.c: New file.
669 * lto-streamer.c: New file.
670 * lto-streamer.h: New file.
671 * lto-symtab.c: New file.
672 * lto-wpa-fixup.c: New file.
673 * lto-wrapper.c: New file.
675 2009-10-03 Simon Baldwin <baldwin@google.com>
676 Ben Elliston <bje@au.ibm.com>
677 Rafael Espindola <espindola@google.com>
678 Nathan Froyd <froydnj@codesourcery.com>
679 Jan Hubicka <jh@suse.cz>
680 Doug Kwan <dougkwan@google.com>
681 Diego Novillo <dnovillo@google.com>
682 Kenneth Zadeck <zadeck@naturalbridge.com>
684 * Makefile.in (enable_lto): New.
685 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
686 (LINKER_PLUGIN_API_H): Define.
687 (LTO_SYMTAB_H): Define.
688 (LTO_STREAMER_H): Define.
689 (TREE_VECTORIZER_H): Define.
690 (INCLUDES): Add LIBELFINC.
691 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
692 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
693 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
694 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
695 (native): Add lto-wrapper$(exeext)
696 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
697 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
698 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
699 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
700 (varasm.o): Add dependency on tree-iterator.h.
701 (cgraph.o): Add dependency on cif-code.def.
702 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
703 (ipa-pure-const.o): Likewise.
704 (GTFILES): Add lto-symtab.c.
705 (install-lto-wrapper): New.
706 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
707 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
708 * config.in: Regenerate.
710 2009-10-03 Rafael Espindola <espindola@google.com>
711 Diego Novillo <dnovillo@google.com>
713 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
715 Call execute_ipa_summary_passes for all_regular_ipa_passes and
717 (cgraph_optimize): Make extern.
719 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
720 Kenneth Zadeck <zadeck@naturalbridge.com>
722 * toplev.c (in_lto_p): Declare.
723 * collect2.c (scan_prog_file): Read all the output when reading
725 (enum lto_mode_d): Declare.
727 2009-10-03 Richard Guenther <rguenther@suse.de>
728 Diego Novillo <dnovillo@google.com>
730 * gimple.c: Include target.h and alias.h.
731 (gimple_types): Declare.
732 (type_hash_cache): Declare.
733 (gimple_alloc_stat): Make extern.
734 (gimple_build_eh_must_not_throw): Call
735 gimple_eh_must_not_throw_set_fndecl.
736 (struct type_pair_d): Declare.
737 (type_pair_t): Declare.
738 (type_pair_hash): New.
740 (lookup_type_pair): New.
741 (gimple_force_type_merge): New.
742 (compare_type_names_p): New.
743 (compare_field_offset): New.
744 (gimple_types_compatible_p): New.
745 (struct sccs): Declare.
746 (next_dfs_num): Declare.
747 (iterative_hash_gimple_type): New.
749 (iterative_hash_type_name): New.
750 (iterative_hash_gimple_type): New.
751 (gimple_type_hash): New.
752 (gimple_type_eq): New.
753 (gimple_register_type): New.
754 (print_gimple_types_stats): New.
755 (gimple_signed_or_unsigned_type): New.
756 (gimple_unsigned_type): New.
757 (gimple_signed_type): New.
758 (gimple_get_alias_set): New.
759 (gimple_decl_printable_name): Do not use DMGL_TYPES.
760 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
761 (gimple_force_type_merge): Declare.
762 (gimple_types_compatible_p): Declare.
763 (gimple_register_type): Declare.
764 (print_gimple_types_stats): Declare.
765 (gimple_unsigned_type): Declare.
766 (gimple_signed_type): Declare.
767 (gimple_get_alias_set): Declare.
768 (gimple_eh_must_not_throw_set_fndecl): New.
770 2009-10-03 Jan Hubicka <jh@suse.cz>
771 Kenneth Zadeck <zadeck@naturalbridge.com>
773 * ipa-pure-const.c: Include lto-streamer.h.
774 (register_hooks): Factor out of ...
775 (generate_summary): ... here.
776 (pure_const_write_summary): New.
777 (pure_const_read_summary): New.
778 (pass_ipa_pure_const): Add pure_const_write_summary and
779 pure_const_read_summary.
780 * ipa-reference.c: Include lto-streamer.h.
781 (add_new_function): New.
782 (remove_node_data): New.
783 (duplicate_node_data): New.
784 (ipa_init): Guard against multiple calls.
785 Move hook setup from analyze_function.
786 (write_node_summary_p): New.
787 (ipa_reference_write_summary): New.
788 (ipa_reference_read_summary): New.
789 (pass_ipa_reference): Add ipa_reference_write_summary and
790 ipa_reference_read_summary.
791 * cgraph.h (cgraph_local_info): Add field lto_file_data.
792 (struct cgraph_edge): Add fields lto_stmt_uid and
793 call_stmt_cannot_inline_p.
794 (cgraph_optimize): Declare.
795 (cgraph_decide_is_function_needed): Declare.
796 (reset_inline_failed): Declare.
797 (enum LTO_cgraph_tags): Declare.
798 (LTO_cgraph_tag_names): Declare.
799 (LCC_NOT_FOUND): Define.
801 2009-10-03 Doug Kwan <dougkwan@google.com>
802 Rafael Espindola <espindola@google.com>
803 Jan Hubicka <jh@suse.cz>
804 Diego Novillo <dnovillo@google.com>
805 Kenneth Zadeck <zadeck@naturalbridge.com>
807 * passes.c (all_regular_ipa_passes): New.
808 (all_ipa_passes): Rename to all_small_ipa_passes.
809 (init_optimization_passes): Init all_regular_ipa_passes.
810 * tree-pass.h (all_regular_ipa_passes): New.
811 (all_ipa_passes): Rename to all_small_ipa_passes.
812 * passes.c (all_lto_gen_passes): New.
813 (init_optimization_passes): Initialize all_lto_gen_passes.
814 (execute_ipa_summary_passes): Make non-static.
815 (ipa_write_summaries_1): New.
816 (ipa_write_summaries_2): New.
817 (ipa_write_summaries): New.
818 (ipa_write_summaries_of_cgraph_node_set): New.
819 (ipa_read_summaries_1): New.
820 (ipa_read_summaries): New.
821 (execute_ipa_pass_list): Call cgraph_process_new_functions.
822 (execute_regular_ipa_pass_list): Remove.
823 (init_optimization_passes): Schedule
824 pass_rebuild_cgraph_edges and pass_early_inline outside
825 of pass_all_early_optimizations. Document reason.
826 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
827 pass_ipa_lto_finish_out): New pass.
828 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
829 (execute_all_ipa_transforms): New.
830 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
831 (dump_properties, debug_properties): New.
832 * tree-optimize.c (gate_all_early_local_passes): Return
833 false if we are in lto1.
834 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
835 * tree-pass.h (execute_all_ipa_transforms): Declare.
836 (pass_ipa_function_and_variable_visibility): Declare.
837 (pass_ipa_early_inline): Declare.
838 (pass_ipa_lto_gimple_out): Declare.
839 (pass_ipa_lto_wpa_fixup): Declare.
840 (pass_ipa_lto_finish_out): Declare.
841 (all_small_ipa_passes, all_regular_ipa_passes,
842 all_lto_gen_passes): Declare.
843 (execute_ipa_summary_passes): Declare.
844 (execute_all_ipa_transforms): Declare.
845 (ipa_write_summaries): Declare
846 (ipa_write_summaries_of_cgraph_node_set): Declare.
847 (ipa_read_summaries): Declare.
849 2009-10-03 Doug Kwan <dougkwan@google.com>
850 Ollie Wild <aaw@google.com>
852 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
854 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
855 (lto_mode): New variable.
856 (maybe_run_lto_and_relink): Handle the -fwpa option.
857 (main): Handle the -fwpa option.
858 (maybe_unlink_list): New function.
859 * gcc.c (link_lto_options): Replace -flto with -fwpa.
860 * common.opt (flto): New flag.
861 * toplev.c (flag_generate_lto): Declare.
863 2009-10-03 Simon Baldwin <simonb@google.com>
865 * common.opt (flto-compression-level): New flag.
867 * opts.c: Include lto-opts.h.
868 (handle_option): Call lto_register_user_option for each
869 valid option handled.
870 (decode_options): Clear registered options before the options
873 2009-10-03 Cary Coutant <ccoutant@google.com>
875 * collect2.c (is_elf): New function.
876 (scan_prog_file): Require LTO object to be in ELF format.
878 2009-10-03 Rafael Espindola <espindola@google.com>
880 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
881 libgcc to the linker.
883 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
885 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
886 (collect_execute): Add flags argument. Pass flags to pex_run. Update
888 * collect2.h (collect_execute): Add flags argument.
889 * tlink.c (tlink_execute): Update call to collect_execute.
890 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
891 (use_linker_plugin): New.
892 (use_linker_plugin_spec_function): New.
893 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
894 (linker_plugin_file_spec): New.
895 (lto_wrapper_spec): New.
897 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
898 (static_spec_functions): Add use-linker-plugin.
899 (process_command): Handle -use-linker-plugin.
900 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
901 linker_plugin_file_spec and lto_gcc_spec.
902 (use_linker_plugin_spec_function): New.
904 2009-10-03 Richard Guenther <rguenther@suse.de>
908 * tree.h (is_lang_specific): Include LANG_TYPE.
909 * tree.c (find_decls_types_r): Manually add interesting parts
910 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
912 * gimple.c (type_pair_hash): Make symmetric.
913 (type_pair_eq): Likewise.
914 (lookup_type_pair): Increase initial hashtable size.
915 (gimple_force_type_merge): Rely on type-pair symmetry.
916 (visit): Remove excessive checking code.
917 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
918 (gimple_register_type): Remove getenv calls, shrink initial
922 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
923 inline functions if not generating lto output.
926 * toplev.c (finalize): In WPA mode remove the asm file.
928 2009-10-03 Doug Kwan <dougkwan@google.com>
930 * ipa-inline.c (cgraph_mark_inline): Check
931 edge->call_stmt_cannot_inline_p instead of calling
932 gimple_call_cannot_inline_p.
933 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
934 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
935 (inline_generate_summary): Do nothing in LTRANS.
936 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
937 exists before calling gimple_call_cannot_inline_p.
938 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
939 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
940 Update new_edge->lto_stmt_uid.
941 * cgraphbuild.c (reset_inline_failed): New.
943 * common.opt (fwpa): New flag.
944 (fltrans): New option.
945 * gcc.c (gcc_lto_option_t): New type.
946 (current_lto_option): New variable.
947 (lto_single_spec_function): Remove and is replaced by ..
948 (lto_option_spec_function): New function.
949 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
950 passing the -flto flag.
951 (cc1_options): Separate non-LTO related parts into ..
952 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
953 (lto1_options): New spec for lto FE.
954 (link_lto_options): New spec for handling LTO flags in linker.
955 (invoke_lto_single): Re-format to fit in 80 column. Replace
956 lto-single with lto-option.
957 (static_specs): Add cc1_non_lto_options, lto1_options and
959 (static_spec_function): Replace lto-single with lto-option.
960 (process_command): Handle -flto, -fwpa and -fltran by setting
961 current_lto_option and not passing it to subprocess unconditionally.
963 2009-10-03 Bill Maddox <maddox@google.com>
965 Add `gcc' driver support for link-time code generation (LTO).
967 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
968 (lto_flag, lto_objects, lto_o_file): New variables.
969 (struct lto_object, struct lto_object_list): New structures.
970 (collect_exit, handler): Remove LTO temporary output file on exit.
971 (add_lto_object): New function.
972 (maybe_run_lto_and_relink): New function. Perform link time code
973 generation and relinking for object files containing LTO information.
974 (main): Invoke maybe_run_lto_and_relink().
975 (dump_argv): New function. For debugging, currently disabled.
976 (scan_prog_file): Add LTO information pass.
977 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
979 * toplev.c (compile_file): Emit assembler directive to create
980 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
982 2009-10-03 Diego Novillo <dnovillo@google.com>
984 * c.opt: Add LTO to warn_abi and warn_psabi.
986 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
987 inline function. Ignore language-specific nodes. Update all users.
988 (find_decls_types_r): Do not traverse the subtrees of
989 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
990 * tree.h (is_lang_specific): New.
991 * langhooks.h (struct lang_hooks_for_decls): Remove
992 may_need_assembler_name_p. Update all users.
994 * c-common.c (set_builtin_user_assembler_name): Move ...
995 * builtins.c (set_builtin_user_assembler_name): ... here.
996 (is_builtin_name): Add comment
997 (is_builtin_fn): New.
998 * except.c (output_ttype): Only call
999 lookup_type_for_runtime if TYPE is not a runtime type.
1001 * passes.c (register_pass): Call position_pass on
1002 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1003 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1004 (TV_IPA_LTO_DECL_IO): Define.
1005 (TV_IPA_LTO_CGRAPH_IO): Define.
1007 (TV_WHOPR_WPA): Define.
1008 (TV_WHOPR_WPA_IO): Define.
1009 (TV_WHOPR_LTRANS): Define.
1010 (TV_WHOPR_WPA_FIXUP): Define.
1011 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1012 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1013 * tree-flow.h (tree_node_can_be_shared): Declare.
1014 * tree-inline.c (tree_can_inline_p): Check that E has a
1015 statement associated with it.
1016 * tree.c (free_lang_data_in_binf): Factor out of ...
1017 (free_lang_data_in_type): ... here.
1018 Call RECORD_OR_UNION_TYPE_P.
1019 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1020 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1021 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1022 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1023 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1024 (gate_free_lang_data): Return true if flag_generate_lto is set.
1025 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1026 * c-common.h (set_builtin_user_assembler_name): Move ...
1027 * tree.h (set_builtin_user_assembler_name): ... here.
1029 * common.opt (flto-report): New flag.
1030 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1031 * collect2.c (scan_prog_file): Send the error output of
1032 'nm' to HOST_BIT_BUCKET.
1034 2009-10-03 Ollie Wild <aaw@google.com>
1036 * langhooks-def.h (lhd_begin_section): New function declaration.
1037 (lhd_write_section): New function declaration.
1038 (lhd_end_section): New function declaration.
1039 (LANG_HOOKS_BEGIN_SECTION): New macro.
1040 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1041 (LANG_HOOKS_END_SECTION): New macro.
1042 (LANG_HOOKS_LTO): New macro.
1043 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1044 * langhooks.c (output.h): Add include.
1045 (saved_section): New static variable.
1046 (lhd_begin_section): New function.
1047 (lhd_write_section_data): New function.
1048 (lhd_end_section): New function.
1049 * langhooks.h (struct lang_hooks_for_lto): New structure.
1050 (struct lang_hooks): Add member lto.
1051 * Makefile.in (langhooks.o): Add dependency on output.h.
1053 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1055 2009-10-03 Richard Guenther <rguenther@suse.de>
1057 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1060 2009-10-03 Simon Baldwin <simonb@google.com>
1061 Richard Guenther <rguenther@suse.de>
1062 Janis Johnson <janis187@us.ibm.com>
1063 Doug Kwan <dougkwan@google.com>
1064 Diego Novillo <dnovillo@google.com>
1065 Ramana Radhakrishnan <ramana.r@gmail.com>
1066 Ollie Wild <aaw@google.com>
1068 * doc/install.texi: Add documentation for libelf and --enable-lto.
1069 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1070 -flto-report, -flto-compression-level and -use-linker-plugin.
1071 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1072 Add section for LTO Testing.
1074 2009-10-02 Cary Coutant <ccoutant@google.com>
1076 Add support for comdat type sections for DWARF v4.
1077 Merge from dwarf4 branch.
1079 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1080 (dw_die_ref): Define vector type.
1081 (enum dw_val_class): Add dw_val_class_data8.
1082 (struct dw_val_struct): Add v.val_data8.
1083 (comdat_type_node_ref): New type.
1084 (struct die_struct): Move die_symbol into a union; add new field
1085 die_type_node. Change all uses.
1086 (comdat_type_node): New type.
1087 (skeleton_chain_node): New type.
1088 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1089 (comdat_type_list): New variable.
1090 (dwarf_tag_name): Add DW_TAG_type_unit.
1091 (dwarf_attr_name): Add DW_AT_signature.
1092 (add_AT_data8): New function.
1093 (replace_child): New function.
1094 (move_all_children): New function.
1095 (print_signature): New function.
1096 (print_die): Print signature information; add dw_val_class_data8.
1097 (attr_checksum): Support dw_val_class_data8.
1098 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1099 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1100 (checksum_sleb128, checksum_uleb128): New functions.
1101 (checksum_die_context): New function.
1102 (loc_checksum_ordered): New function.
1103 (attr_checksum_ordered): New function.
1104 (struct checksum_attributes): New structure.
1105 (collect_checksum_attributes): New function.
1106 (die_checksum_ordered): New function.
1107 (generate_type_signature): New function.
1108 (same_dw_val_p): Add dw_val_class_data8.
1109 (is_symbol_die): Use new is_declaration_die function.
1110 (is_declaration_die): New function.
1111 (should_move_die_to_comdat): New function.
1112 (clone_die): New function.
1113 (clone_tree): New function.
1114 (clone_as_declaration): New function.
1115 (copy_declaration_context): New function.
1116 (generate_skeleton_ancestor_tree): New function.
1117 (generate_skeleton_bottom_up): New function.
1118 (generate_skeleton): New function.
1119 (remove_child_or_replace_with_skeleton): New function.
1120 (break_out_comdat_types): New function.
1121 (struct decl_table_entry): New type.
1122 (htab_decl_hash): New function.
1123 (htab_decl_eq): New function.
1124 (htab_decl_del): New function.
1125 (copy_ancestor_tree): New function.
1126 (copy_decls_walk): New function.
1127 (copy_decls_for_unworthy_types): New function.
1128 (build_abbrev_table): Don't assert on missing die_symbol when doing
1129 comdat type sections.
1130 (size_of_die): Use DW_FORM_sig8 for external references. Add
1132 (unmark_dies): Don't assert for unmarked dies when doing comdat
1134 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1135 (output_signature): New function.
1136 (output_die): Likewise.
1137 (output_compilation_unit_header): Mark output as DWARF version 3
1138 even if generating DWARF 4.
1139 (output_comdat_type_unit): New function.
1140 (output_line_info): Mark output as DWARF version 3 even if generating
1142 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1144 (dwarf2out_end_source_file): Likewise.
1145 (prune_unused_types_walk_attribs): Don't follow references into
1146 comdat type sections.
1147 (prune_unused_types_mark): When generating type units, do not mark
1148 children of non-defining declarations of types; do mark children of
1150 (prune_unused_types): Process comdat type sections.
1151 (htab_ct_hash): New function.
1152 (htab_ct_eq): New function.
1153 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1154 Add a pointer to the line table from type unit entries so
1155 DW_AT_decl_file has meaning.
1156 * varasm.c (default_elf_asm_named_section): Use identifier name as
1157 comdat key instead of lang hook.
1159 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1161 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1163 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1165 * config/i386/i386.md (SWIM248): New mode iterator.
1166 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1167 divmodhi4 patterns using SWIM248 macro.
1168 (*divmod<mode>4): Macroize insn_and_split pattern from
1169 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1170 and their corresponding splitters usign SWIM248 macro. Split SImode
1171 insn to generate cltd and DImode insn to generate cqto instead of
1172 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1173 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1174 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1175 *divmodsi_noext patterns using SWIM248 macro.
1176 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1177 udivmodhi4 patterns using SWIM248 macro.
1178 (*udivmod<mode>4): Macroize insn_and_split pattern from
1179 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1180 corresponding splitters using SWIM248 macro.
1181 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1182 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1184 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1186 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1187 of zero-sized element is zero-sized regardless of its extent.
1189 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1192 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1193 * configure: Regenerated.
1194 * config.in: Regenerated.
1195 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1196 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1197 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1198 not emitting .eh_frame, emit .cfi_sections .debug_frame
1203 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1204 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1206 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1207 vars use DECL_RTL with resetting it back to NULL afterwards.
1208 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1209 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1210 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1211 the attribute type allows it, otherwise use DW_FORM_dataN.
1212 (mem_loc_descriptor): Handle CONST_STRING.
1213 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1214 Handle MEM with CONST_STRING address using add_AT_string.
1215 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1216 CONST_STRING for const arrays initialized with a string literal.
1217 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1218 (dwarf2out_finish): Call resolve_addr.
1220 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1221 Maxim Kuvyrkov <maxim@codesourcery.com>
1223 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1225 2009-10-02 Nick Clifton <nickc@redhat.com>
1227 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1228 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1230 2009-10-01 Jan Hubicka <jh@suse.cz>
1232 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1233 (cgraph_create_virtual_clone): Just pass redirect_callers
1235 * cgraph.h (cgraph_clone_node): Update prototype.
1236 * ipa-pure-const.c (self_recursive_p): New function.
1237 (propagate): Use it.
1238 * ipa-inline.c (cgraph_clone_inlined_nodes,
1239 cgraph_decide_recursive_inlining): Update.
1241 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1243 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1244 instructions for TARGET_OCTEON.
1246 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1248 * config/arm/arm.c (arm_override_options): Turn off
1249 flag_dwarf2_cfi_asm for AAPCS variants.
1251 2009-10-01 Martin Jambor <mjambor@suse.cz>
1254 * tree-sra.c (convert_callers): Do not call
1255 compute_inline_parameters on one caller more than once.
1257 2009-10-01 Nick Clifton <nickc@redhat.com>
1259 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1260 an empty string if not already defined.
1262 2009-10-01 Martin Jambor <mjambor@suse.cz>
1265 * tree-sra.c (is_va_list_type): New function.
1266 (find_var_candidates): Call is_va_list_type.
1267 (find_param_candidates): Check that the type or the type pointed
1268 to are not va_list types.
1270 2009-10-01 Martin Jambor <mjambor@suse.cz>
1273 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1274 DECL_ARTIFICIAL (param_decl) is true.
1276 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1278 * tree.h (tree_decl_common::lang_flag_8): New.
1279 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1281 * c-common.h (RID_CONSTEXPR): New.
1283 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1285 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1286 Use ref-all pointers.
1287 (alpha_gimplify_va_arg): Ditto.
1289 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1292 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1293 before insn counting loop now that BB_END (bb) is counted. Ensure
1294 the return value isn't zero.
1296 2009-09-30 Nick Clifton <nickc@redhat.com>
1298 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1299 with separate definitions of c_target_objs and cxx_target_objs.
1300 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1302 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1303 sh_symbian_import_export_class.
1304 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1305 * config/sh/symbian.c: Delete, moving code into...
1306 * config/sh/symbian-base.c: ... here
1307 * config/sh/symbian-c.c: ... and here
1308 * config/sh/symbian-cxx.c: ... and here.
1310 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1313 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1314 of plus RTX into register.
1316 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1318 * doc/install.texi: Linguistic and markup fixes.
1319 (Configuration) <--disable-cpp>: Remove description.
1320 <--enable-maintainer-mode>: Autotools files are affected, too.
1321 <--with-sysroot>: Improve description.
1322 (Building): Bump required GNU make version.
1324 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1326 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1327 (x86_64-*-*): Ditto.
1329 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1330 intrinisics for FMA4.
1331 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1332 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1333 Add FMA4 check and fma4intrin.h.
1334 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1336 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1337 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1338 constant for FMA4 support.
1339 (UNSPEC_FMA4_FMADDSUB): Ditto.
1340 (UNSPEC_FMA4_FMSUBADD): Ditto.
1341 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1342 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1343 (ix86_expand_fma4_multiple_memory): Ditto.
1344 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1345 (OPTION_MASK_ISA_FMA4_UNSET): New.
1346 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1347 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1348 (ix86_handle_option): Handle -mfma4.
1349 (isa_opts): Handle -mfma4.
1350 (enum pta_flags): Add PTA_FMA4.
1351 (override_options): Add FMA4 support.
1352 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1353 (IX86_BUILTIN_VFMADDSD): Ditto.
1354 (IX86_BUILTIN_VFMADDPS): Ditto.
1355 (IX86_BUILTIN_VFMADDPD): Ditto.
1356 (IX86_BUILTIN_VFMSUBSS): Ditto.
1357 (IX86_BUILTIN_VFMSUBSD): Ditto.
1358 (IX86_BUILTIN_VFMSUBPS): Ditto.
1359 (IX86_BUILTIN_VFMSUBPD): Ditto.
1360 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1361 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1362 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1363 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1364 (IX86_BUILTIN_VFNMADDSS): Ditto.
1365 (IX86_BUILTIN_VFNMADDSD): Ditto.
1366 (IX86_BUILTIN_VFNMADDPS): Ditto.
1367 (IX86_BUILTIN_VFNMADDPD): Ditto.
1368 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1369 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1370 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1371 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1372 (IX86_BUILTIN_VFMADDPS256): Ditto.
1373 (IX86_BUILTIN_VFMADDPD256): Ditto.
1374 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1375 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1376 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1377 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1378 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1379 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1380 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1381 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1382 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1383 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1384 (enum multi_arg_type): New enum for describing the various FMA4
1385 intrinsic argument types.
1386 (bdesc_multi_arg): New table for FMA4 intrinsics.
1387 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1388 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1390 (ix86_expand_builtin): Add FMA4 intrinsic support.
1391 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1392 operand instructions.
1393 (ix86_expand_fma4_multiple_memory): New function to split the
1394 second memory reference from FMA4 instructions.
1395 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1396 (ssemodesuffixf2s): Ditto.
1397 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1399 (fma4_fmsub<mode>4): Ditto.
1400 (fma4_fnmadd<mode>4): Ditto.
1401 (fma4_fnmsub<mode>4): Ditto.
1402 (fma4_vmfmadd<mode>4): Ditto.
1403 (fma4_vmfmsub<mode>4): Ditto.
1404 (fma4_vmfnmadd<mode>4): Ditto.
1405 (fma4_vmfnmsub<mode>4): Ditto.
1406 (fma4_fmadd<mode>4256): Ditto.
1407 (fma4_fmsub<mode>4256): Ditto.
1408 (fma4_fnmadd<mode>4256): Ditto.
1409 (fma4_fnmsub<mode>4256): Ditto.
1410 (fma4_fmaddsubv8sf4): Ditto.
1411 (fma4_fmaddsubv4sf4): Ditto.
1412 (fma4_fmaddsubv4df4): Ditto.
1413 (fma4_fmaddsubv2df4): Ditto.
1414 (fma4_fmsubaddv8sf4): Ditto.
1415 (fma4_fmsubaddv4sf4): Ditto.
1416 (fma4_fmsubaddv4df4): Ditto.
1417 (fma4_fmsubaddv2df4): Ditto.
1418 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1419 instructions for intrinsics.
1420 (fma4i_fmsub<mode>4): Ditto.
1421 (fma4i_fnmadd<mode>4): Ditto.
1422 (fma4i_fnmsub<mode>4): Ditto.
1423 (fma4i_vmfmadd<mode>4): Ditto.
1424 (fma4i_vmfmsub<mode>4): Ditto.
1425 (fma4i_vmfnmadd<mode>4): Ditto.
1426 (fma4i_vmfnmsub<mode>4): Ditto.
1427 (fma4i_fmadd<mode>4256): Ditto.
1428 (fma4i_fmsub<mode>4256): Ditto.
1429 (fma4i_fnmadd<mode>4256): Ditto.
1430 (fma4i_fnmsub<mode>4256): Ditto.
1431 (fma4i_fmaddsubv8sf4): Ditto.
1432 (fma4i_fmaddsubv4sf4): Ditto.
1433 (fma4i_fmaddsubv4df4): Ditto.
1434 (fma4i_fmaddsubv2df4): Ditto.
1435 (fma4i_fmsubaddv8sf4): Ditto.
1436 (fma4i_fmsubaddv4sf4): Ditto.
1437 (fma4i_fmsubaddv4df4): Ditto.
1438 (fma4i_fmsubaddv2df4): Ditto.
1440 * doc/invoke.texi (-mfma4): Add documentation.
1441 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1443 2009-09-29 Richard Henderson <rth@redhat.com>
1445 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1446 an edge to the new destination block.
1448 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1451 * pa.c (hppa_profile_hook): Use
1452 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1454 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1455 Alexander Monakov <amonakov@ispras.ru>
1458 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1459 (not_postinc_memory_operand): New.
1460 (not_postinc_move_operand): New.
1461 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1462 (*cmovsi_internal): Ditto.
1464 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1466 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1467 restrict issue_rate in first pass when scheduling for register
1470 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1471 Rafael Avila de Espindola <espindola@google.com>
1473 * gengtype.c (plugin_output): New.
1474 (get_output_file_with_visibility): Return plugin_output for plugins.
1475 (main): Parse and use the -P option.
1476 * gty.texi: Update the command line format.
1478 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1481 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1483 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1484 out if !const_ok_for_output.
1487 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1488 case VAR_LOCATION>: Remove gcc_unreachable ().
1490 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1492 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1493 (x86_64-*-*): Ditto.
1494 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1495 back to smmintrin.h.
1496 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1497 * config/i386/x86intrin.h: Remove SSE5.
1498 * config/i386/mmintrin-common.h: Delete file.
1499 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1501 2009-09-29 Richard Guenther <rguenther@suse.de>
1503 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1504 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1506 2009-09-29 Nick Clifton <nickc@redhat.com>
1508 * function.c (current_function_name): If there is no current
1509 function just return "<none>".
1511 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1513 * tree-pass.h (register_pass_info): New structure.
1514 (pass_positioning_ops): Move enum from gcc-plugin.h.
1515 (register_pass): New function.
1516 * gcc-plugin.h (plugin_pass): Delete structure.
1517 (pass_positioning_ops): Delete enum.
1518 * plugin.c (regsiter_pass): Delete function.
1519 (position_pass): Delete function.
1520 (added_pass_nodes): Delete variable.
1521 (prev_added_pass_nodes): Delete variable.
1522 (pass_list_node): Delete structure.
1523 * passes.c (make_pass_instance): New function.
1524 (next_pass_1): Change to call make_pass_instance.
1525 (pass_list_node): Move structure from gcc-plugin.h.
1526 (added_pass_nodes): Move variable from plugin.c.
1527 (prev_added_pass_nodes): Move variable from plugin.c.
1528 (position_pass): New function.
1529 (register_pass): New function.
1531 2009-09-28 Easwaran Raman <eraman@google.com>
1533 * ifcvt.c (noce_try_abs): Recognize pattern and call
1534 expand_one_cmpl_abs_nojump.
1535 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1536 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1538 2009-09-28 Ian Lance Taylor <iant@google.com>
1541 * c-opts.c (c_common_handle_option): Don't set
1542 warn_jump_misses_init for -Wall.
1543 * doc/invoke.texi (Warning Options): Update documentation.
1545 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1547 * Makefile.in ($(out_object_file)): Depend on
1548 gt-$(basename $(notdir $(out_file))).h.
1550 2009-09-28 Richard Henderson <rth@redhat.com>
1552 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1553 * except.c (gen_eh_region): Set it.
1554 (duplicate_eh_regions_1): Copy it.
1555 * tree-eh.c (lower_resx): Use it to determine which function
1558 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1559 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1560 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1561 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1562 BUILT_IN_CXA_END_CLEANUP if necessary.
1564 * c-common.c (c_define_builtins): Update call to
1565 build_common_builtin_nodes.
1567 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1569 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1571 2009-09-28 Michael Matz <matz@suse.de>
1573 * builtins.c (interclass_mathfn_icode): New helper.
1574 (expand_builtin_interclass_mathfn): Use it here, and split folding
1576 (fold_builtin_interclass_mathfn): ... this new folder.
1577 (build_call_nofold_loc): New static helper.
1578 (build_call_nofold): New wrapper macro for above.
1579 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1580 (expand_builtin_pow): Ditto.
1581 (expand_builtin_memset_args): Ditto.
1582 (expand_builtin_printf): Ditto.
1583 (expand_builtin_fprintf): Ditto.
1584 (expand_builtin_sprintf): Ditto.
1585 (expand_builtin_memory_chk): Ditto.
1586 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1587 (expand_builtin_stpcpy): Ditto.
1588 (expand_builtin_strcmp): Ditto.
1589 (expand_builtin_strncmp): Ditto.
1590 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1591 (expand_builtin_strcpy_args): Don't call folders.
1592 (expand_builtin_memcmp): Ditto.
1593 (expand_builtin_strncpy): Ditto, and use target.
1594 (expand_builtin_memcpy): Ditto.
1595 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1596 expand_builtin_strpbrk, expand_builtin_memmove,
1597 expand_builtin_memmove_args, expand_builtin_bcopy,
1598 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1599 expand_builtin_strspn, expand_builtin_strcspn,
1600 expand_builtin_fputs): Remove these.
1601 (expand_builtin): Don't call the above, change calls to other
1602 expanders that changed prototype.
1603 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1604 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1605 fold_builtin_interclass_mathfn.
1606 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1607 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1609 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1610 * passes.c (init_optimization_passes): Move pass_fold_builtins
1611 after last phiopt pass.
1612 * tree-inline.c (fold_marked_statements): When folding builtins
1613 iterate over all instruction potentially generated.
1614 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1616 (fold_gimple_call): Use it to always fold calls (into potentially
1617 multiple instructions).
1618 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1619 calls into zero at this time.
1620 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1621 statements generated by builtin folding.
1623 2009-09-28 Nick Clifton <nickc@redhat.com>
1625 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1627 2009-09-28 Duncan Sands <baldrick@free.fr>
1629 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1630 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1631 (register_callback): Dispatch it.
1632 (invoke_plugin_callbacks): Incorporate in sanity check.
1633 * ggc.h (ggc_register_cache_tab): Add declaration.
1634 * ggc-common.c (ggc_register_root_tab): Simplify.
1635 (const_ggc_cache_tab_t): New typedef.
1636 (extra_cache_vec): New vector of dynamically added cache tables.
1637 (ggc_register_cache_tab): New function.
1638 (ggc_scan_cache_tab): New function.
1639 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1640 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1642 2009-09-27 Richard Henderson <rth@redhat.com>
1644 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1645 which we remove __builtin_stack_restore.
1647 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1649 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1650 to test for GRD_INVARIANT.
1651 (simple_rhs_p): Anything that's function_invariant_p is fine.
1653 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1655 * gengtype.c (main): Use plunge_files instead of plugin_output.
1657 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1658 Rafael Avila de Espindola <espindola@google.com>
1660 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1661 Don't print pch related info if it is false.
1662 (main): Don't print pch info in plugin mode.
1664 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1666 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1667 with dw_val_class_const_double.
1668 (struct dw_val_struct): Replace val_long_long with val_double and
1669 adjust for above change.
1670 (output_loc_operands): Likewise.
1671 (add_AT_long_long): Rename into...
1672 (add_AT_double): ...this.
1673 (print_die): Replace dw_val_class_long_long with
1674 dw_val_class_const_double and adjust.
1675 (attr_checksum): Likewise.
1676 (same_dw_val_p): Likewise.
1677 (size_of_die): Likewise.
1678 (value_format): Likewise.
1679 (output_die): Likewise.
1680 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1681 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1682 instead of add_AT_long_long.
1683 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1684 value with the precision of its type.
1686 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1689 * c-typeck.c (build_conditional_expr): Use the readonly and
1690 volatile flags of the operand types, not of the operands itself.
1692 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1694 * collect2.c (main): Look for -brtl before adding libraries.
1696 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1698 * config.gcc: Update OpenBSD targets.
1699 * config/openbsd-stdint.h: New file.
1700 * config/openbsd-libpthread.h: New file.
1701 * config/openbsd.h: Update and break out LIB_SPEC definition.
1702 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1703 * config/i386/openbsdelf.h: Correct types.
1704 * config/m68k/openbsd.h: Likewise.
1705 * config/mips/openbsd.h: Likewise.
1706 * config/vax/openbsd.h: Likewise.
1708 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1710 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1711 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1712 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1713 of the length and zero.
1715 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1717 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1718 (FLAGS_H): Add options.h $(REAL_H).
1719 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1720 (TREE_VECTORIZER_H): New.
1721 (EBITMAP_H): Renamed from EBIMAP_H.
1722 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1723 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1724 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1725 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1726 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1727 (graphite-clast-to-gimple.o, graphite-dependences.o)
1728 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1729 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1730 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1731 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1732 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1733 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1734 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1735 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1736 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1737 updated and fixed as per above changes and per
1738 check_makefile_deps.sh output.
1741 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1742 * configure: Regenerate.
1744 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1746 * doc/install.texi: Update minimum MPC version to 0.7.
1748 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1750 * doc/install.texi (Binaries): Remove reference to the binary
1751 distribution CD-ROM from the FSF.
1753 2009-09-26 Michael Matz <matz@suse.de>
1757 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1758 that are mentioned in the body.
1760 2009-09-26 Michael Matz <matz@suse.de>
1762 PR tree-optimization/41454
1763 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1764 (tree_ssa_dominator_optimize): Don't allocate and free it.
1765 (dom_opt_leave_block): Don't iterate over it.
1766 (eliminate_redundant_computations): Don't return a value.
1767 (cprop_operand, cprop_into_stmt): Ditto.
1768 (optimize_stmt): Don't defer updating stmts.
1770 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1772 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1773 generic_parameter_die, template_parameter_pack_die,
1774 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1775 renaming DW_TAG_formal_parameter_pack and
1776 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1777 and DW_TAG_GNU_template_parameter_pack.
1779 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1781 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1782 * config/v850/v850.c (v850_function_value): New function.
1783 (TARGET_FUNCTION_VALUE): Define.
1785 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1787 * tree-vect-stmts.c (vectorizable_call): Call
1788 mark_symbols_for_renaming after vect_finish_stmt_generation.
1790 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1791 to loc_descriptor_from_tree.
1792 (add_location_or_const_value_attribute): Pass 0 instead of 2
1793 for decl_by_reference_p decls.
1795 2009-09-25 Richard Guenther <rguenther@suse.de>
1798 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1801 2009-09-25 Ben Elliston <bje@au.ibm.com>
1803 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1806 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1808 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1809 form of instruction.
1811 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1814 * fold-const.c (const_binop): Handle complex int division.
1815 * tree-complex.c (expand_complex_div_straight,
1816 expand_complex_div_wide): Update comments.
1818 2009-09-24 DJ Delorie <dj@redhat.com>
1821 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1822 (reg_class): Likewise.
1823 (REG_CLASS_NAMES): Likewise.
1824 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1825 (m32c_override_options): Disable -fivopts for M32C.
1827 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1829 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1830 Delete VSX load/store with update support.
1831 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1832 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1836 (VStype_load_update): Ditto.
1837 (VStype_store_update): Ditto.
1838 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1839 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1841 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1842 load/store with update builtins.
1844 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1846 * libgcc2.c (L_trampoline): Prototype for getpagesize
1847 and mprotect in WINNT case.
1849 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1851 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1852 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1853 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1854 'outgoing' argument.
1855 (TARGET_FUNCTION_VALUE): Define.
1857 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1859 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1861 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1864 * common.opt: Initialize dwarf_strict to -1.
1865 * toplev.c (process_options): Catch unset dwarf_strict
1866 and set to 0 for all targets not overriding.
1867 * config/darwin.c (darwin_override_options): Catch unset
1868 dwarf_strict and override to 1.
1870 2009-09-24 Jeff Law <law@redhat.com>
1872 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1874 2009-09-24 Richard Guenther <rguenther@suse.de>
1876 PR tree-optimization/36143
1877 PR tree-optimization/38747
1878 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1879 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1881 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1884 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1885 return false instead of gcc_unreachable (). For CONST return the
1886 value returned by recursive call instead of always returning true.
1887 (tree_add_const_value_attribute): Return the value returned by
1888 add_const_value_attribute instead of always returning true if rtl
1891 2009-09-23 Justin Seyster <jrseys@gmail.com>
1893 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1895 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1897 * cgraphunit.c (cgraph_lower_function): Revert last change.
1898 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1899 instead of DECL_NO_STATIC_CHAIN.
1900 * tree-cfg.c (verify_gimple_call): Likewise.
1901 * tree-nested.c (get_chain_decl, get_chain_field,
1902 convert_tramp_reference_op, convert_gimple_call): Likewise.
1903 (convert_all_function_calls): Likewise. Always set or clear
1904 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1905 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1906 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1908 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1909 DECL_NO_STATIC_CHAIN.
1910 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1911 instead of DECL_NO_STATIC_CHAIN.
1912 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1913 decl_function_context.
1914 * varasm.c (initializer_constant_valid_p): Likewise.
1915 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1916 (DECL_STATIC_CHAIN): ... this.
1917 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1918 instead of DECL_NO_STATIC_CHAIN.
1920 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1921 Rafael Avila de Espindola <espindola@google.com>
1923 * gengtype.c (nb_plugin_files): Make it unsigned to match
1924 num_gt_files. Adjust other variables to avoid warnings.
1925 (main): Allocate an all zero lang_bitmap before each plugin file name
1926 to match regular file names.
1928 2009-09-23 Richard Henderson <rth@redhat.com>
1930 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1931 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1932 static chain passed in memory.
1933 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1934 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1935 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1936 STATIC_CHAIN_REGNUM defined.
1938 * config/picochip/picochip-protos.h: s/class/klass/.
1939 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1940 (picochip_static_chain): New.
1941 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1942 (STATIC_CHAIN_INCOMING): Remove.
1944 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1945 (xtensa_static_chain): New.
1946 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
1947 (STATIC_CHAIN_INCOMING): Remove.
1949 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1951 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1952 * config/pa/pa-protos.h (function_value): Remove.
1953 * config/pa/pa.c (pa_function_value): Rename from function_value.
1954 Make static, add 'outgoing' argument.
1955 (TARGET_FUNCTION_VALUE): Define.
1957 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1959 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1960 instead of cfun->machine->is_leaf.
1961 * config/avr/avr.h (machine_function): Remove is_leaf field.
1963 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1966 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1967 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1968 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1969 the same size, prefer DW_OP_stack_value.
1970 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1971 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1973 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1976 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1978 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1981 * cfgexpand.c (convert_debug_memory_address): New.
1982 (expand_debug_expr): Convert base address and offset to the same
1983 mode. Use it to convert addresses to other modes. Accept
1986 2009-09-23 Richard Guenther <rguenther@suse.de>
1988 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1989 produced for bigendian targets with promoted subregs.
1991 2009-09-23 Richard Guenther <rguenther@suse.de>
1993 * value-prof.c (gimple_ic): Purge old EH edges only after building
1996 2009-09-23 Nick Clifton <nickc@redhat.com>
1998 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2000 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2003 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2006 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2007 on non-nested functions.
2009 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2010 Jan Hubicka <jh@suse.cz>
2012 * dwarf2out.c (loc_list_plus_const): Only define if
2013 DWARF2_DEBUGGING_INFO.
2014 (address_of_int_loc_descriptor): Likewise.
2017 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2019 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2022 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2023 constant is more than zero.
2025 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2028 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2029 call final to emit non-scheduled prologue, instead insert at entry.
2031 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2032 Joseph S. Myers <joseph@codesourcery.com>
2034 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2036 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2037 Rafael Avila de Espindola <espindola@google.com>
2039 * gengtype.c (is_file_equal): New function.
2040 (close_output_files): Use is_file_equal. Free of->buf.
2042 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2043 Rafael Avila de Espindola <espindola@google.com>
2045 * gengtype.c (write_types, write_local): Add the output_header
2046 argument. Update all callers.
2048 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2050 * dwarf2out.c (template_parameter_pack_die,
2051 gen_formal_parameter_pack_die ): New functions.
2052 (make_ith_pack_parameter_name): Remove this function.
2053 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2054 DW_TAG_formal_parameter_pack.
2055 (gen_generic_params_dies): Represent each template parameter pack
2056 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2057 represented by usual DW_TAG_template_*_parameter DIEs that are
2058 children of the DW_TAG_template_parameter_pack element DIE.
2059 (generic_parameter_die): This doesn't deal with parameter pack
2060 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2061 of parameter pack DIEs.
2062 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2063 in certain cases, e.g. for pack elements.
2064 (gen_formal_types_die, gen_decl_die): Adjust usage of
2065 gen_formal_parameter_die.
2066 (gen_subprogram_die): Represent each function parameter pack by a
2067 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2068 represented by usual DW_TAG_formal_parameter DIEs that are children
2069 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2070 ____builtin_va_alist decls as no part of the compiler uses those
2072 * langhooks.h (struct lang_hooks_for_decls): Add
2073 function_parm_expanded_from_pack_p, get_generic_function_decl
2074 and function_parameter_pack_p hooks. Fix comment for
2075 get_innermost_generic_parms hook.
2076 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2077 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2078 macros and use them to initialize lang_hook.
2080 2009-09-22 Richard Henderson <rth@redhat.com>
2082 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2083 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2084 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2085 on TRAMPOLINE_TEMPLATE.
2086 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2087 TRAMPOLINE_ADJUST_ADDRESS.
2088 * targhooks.c (default_asm_trampoline_template): Remove.
2089 (default_trampoline_adjust_address): Remove.
2090 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2091 * targhooks.h: Update decls.
2093 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2095 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2096 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2097 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2099 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2102 * reload1.c (reload): Reset debug insns with pseudos without
2105 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2107 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2108 unconditional true for decimal float modes.
2109 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2110 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2112 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2114 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2115 Enable a new case for __FreeBSD__ >= 7.
2116 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2117 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2118 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2119 and USE_LD_AS_NEEDED.
2121 * doc/install.texi (*-*-freebsd*): Update target information.
2123 2009-09-22 Richard Guenther <rguenther@suse.de>
2126 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2127 arrays really properly.
2129 2009-09-22 Richard Henderson <rth@redhat.com>
2132 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2133 calls.static_chain, calls.trampoline_init,
2134 calls.trampoline_adjust_address.
2135 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2136 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2137 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2138 * builtins.c (expand_builtin_setjmp_receiver): Use
2139 targetm.calls.static_chain; only clobber registers.
2140 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2141 set up memory attributes properly for the trampoline block.
2142 (expand_builtin_adjust_trampoline): Use
2143 targetm.calls.trampoline_adjust_address.
2144 * calls.c (prepare_call_address): Add fndecl argument. Use
2145 targetm.calls.static_chain.
2146 * df-scan.c (df_need_static_chain_reg): Remove.
2147 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2148 consolodate static chain handling.
2149 * doc/tm.texi: Document new hooks.
2150 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2151 (init_emit_regs): Don't initialize them.
2152 * expr.h (prepare_call_address): Update decl.
2153 * final.c (profile_function): Use targetm.calls.static_chain.
2154 * function.c (expand_function_start): Likewise.
2155 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2156 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2157 only clobber registers.
2158 * targhooks.c (default_static_chain): New.
2159 (default_asm_trampoline_template, default_trampoline_init): New.
2160 (default_trampoline_adjust_address): New.
2161 * targhooks.h: Declare them.
2162 * varasm.c (assemble_trampoline_template): Use
2163 targetm.asm_out.trampoline_template. Make the memory block const
2166 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2167 alpha_initialize_trampoline. Make static. Merge VMS parameter
2168 differences into the TARGET_ABI_OPEN_VMS code block.
2169 (TARGET_TRAMPOLINE_INIT): New.
2170 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2171 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2172 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2173 (INITIALIZE_TRAMPOLINE): Remove.
2175 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2176 (TRAMPOLINE_TEMPLATE): Merge with ...
2177 (INITIALIZE_TRAMPOLINE): ... this and move ...
2178 * config/arc/arc.c (arc_trampoline_init): ... here.
2179 (TARGET_TRAMPOLINE_INIT): New.
2181 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2182 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2183 (arm_asm_trampoline_template): New.
2184 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2185 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2186 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2187 code to arm_asm_trampoline_template.
2188 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2189 arm_trampoline_adjust_address.
2190 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2191 adjust for target hook parameters.
2193 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2196 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2197 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2198 (bfin_trampoline_init): Rename from initialize_trampoline;
2199 make static; update for target hook parameters.
2200 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2201 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2202 bfin_asm_trampoline_template.
2203 (INITIALIZE_TRAMPOLINE): Remove.
2205 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2206 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2207 cris_trampoline_init): New.
2208 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2209 cris_asm_trampoline_template.
2210 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2211 adjust for target hook parameters.
2213 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2215 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2216 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2217 fr30_trampoline_init): New.
2218 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2219 fr30_asm_trampoline_template.
2220 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2221 adjust for target hook parameters.
2223 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2224 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2225 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2226 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2227 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2229 * config/h8300/h8300.c (h8300_trampoline_init): New.
2230 (TARGET_TRAMPOLINE_INIT): New.
2231 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2232 to h8300_trampoline_init and adjust for hook parameters.
2234 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2235 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2236 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2237 make static; adjust for hook parameters.
2238 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2240 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2241 (TARGET_TRAMPOLINE_INIT): New.
2242 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2243 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2244 iq2000_asm_trampoline_template.
2245 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2246 (TRAMPOLINE_CODE_SIZE): New.
2247 (TRAMPOLINE_SIZE): Use it.
2248 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2250 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2251 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2252 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2253 adjust for hook parameters.
2254 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2256 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2257 (m32r_trampoline_init): New.
2258 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2259 m32r_trampoline_init.
2261 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2262 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2263 make static; update for hook parameters.
2264 * config/m68hc11/m68hc11-protos.h: Update.
2265 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2267 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2268 (TARGET_TRAMPOLINE_INIT): New.
2269 (mcore_function_value): Fix typo.
2270 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2271 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2272 to mcore_asm_trampoline_template.
2273 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2275 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2276 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2277 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2278 update for hook parameters.
2279 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2281 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2282 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2283 mips_trampoline_init): New.
2284 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2285 mips_asm_trampoline_template.
2286 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2287 update for hook parameters.
2289 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2290 (TARGET_TRAMPOLINE_INIT): New.
2291 (mmix_trampoline_size): Remove.
2292 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2293 make static. Remove out-of-date tetra vs octa comment.
2294 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2295 make static; update for hook parameters.
2296 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2297 (INITIALIZE_TRAMPOLINE): Remove.
2298 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2299 (TRAMPOLINE_ALIGNMENT): New.
2300 * gcc/config/mmix/mmix-protos.h: Update.
2302 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2303 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2304 mn10300_trampoline_init): New.
2305 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2306 mn10300_asm_trampoline_template.
2307 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2309 * config/moxie/moxie.c (moxie_static_chain,
2310 moxie_asm_trampoline_template, moxie_trampoline_init,
2311 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2312 TARGET_TRAMPOLINE_INIT): New.
2313 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2314 moxie_trampoline_init.
2315 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2316 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2318 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2319 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2320 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2321 pa_trampoline_adjust_address): New.
2322 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2323 pa_asm_trampoline_template.
2324 (TRAMPOLINE_ALIGNMENT): New.
2325 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2326 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2327 adjust for hook parameters.
2328 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2330 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2331 (TARGET_TRAMPOLINE_INIT): New.
2332 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2333 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2335 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2337 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2338 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2339 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2340 make static; adjust parameters for the hook.
2341 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2343 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2344 s390_trampoline_template; make static.
2345 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2346 make static; adjust for target hook.
2347 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2348 * config/s390/s390-protos.h: Remove trampoline decls.
2349 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2350 (TRAMPOLINE_TEMPLATE): Remove.
2351 (TRAMPOLINE_ALIGNMENT): New.
2353 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2354 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2355 (TARGET_TRAMPOLINE_INIT): New.
2356 (score_asm_trampoline_template): New.
2357 (score_trampoline_init): Rename from score_initialize_trampoline;
2358 make static; adjust for hook parameters.
2359 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2360 score[37]_asm_trampoline_template.
2361 (INITIALIZE_TRAMPOLINE): Remove.
2362 * config/score/score3.c (score3_asm_trampoline_template): New.
2363 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2364 adjust for target hook.
2365 * config/score/score7.c (score7_asm_trampoline_template): New.
2366 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2367 adjust for target hook.
2368 * config/score/score3.h, config/score/score7.h: Update.
2370 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2371 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2372 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2373 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2374 make static; adjust for target hook parameters.
2375 (sh_trampoline_adjust_address): New.
2376 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2377 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2379 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2380 (sparc32_initialize_trampoline): Rename from
2381 sparc_initialize_trampoline; make static; replace tramp parameter
2382 with m_tramp and update memory accesses.
2383 (sparc64_initialize_trampoline): Similarly.
2384 (sparc_trampoline_init): New.
2385 * config/sparc/sparc-protos.h: Remove trampoline decls.
2386 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2387 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2389 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2390 (array_to_constant): Make ARR parameter const.
2391 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2392 make static; update for hook parameters.
2393 * config/spu/spu-protos.h: Update decls.
2394 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2396 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2397 from xstormy16_initialize_trampoline; make static; update for
2399 (TARGET_TRAMPOLINE_INIT): New.
2400 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2402 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2403 (TARGET_TRAMPOLINE_INIT): New.
2404 (v850_can_eliminate): Make static.
2405 (v850_asm_trampoline_template, v850_trampoline_init): New.
2406 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2407 v850_asm_trampoline_template.
2408 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2409 and adjust for target hook parameters.
2411 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2412 (TARGET_TRAMPOLINE_INIT): New.
2413 (vax_asm_trampoline_template, vax_trampoline_init): New.
2414 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2415 vax_asm_trampoline_template.
2416 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2418 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2419 (TARGET_TRAMPOLINE_INIT): New.
2420 (xtensa_asm_trampoline_template): Rename from
2421 xtensa_trampoline_template; make static.
2422 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2423 make static; update for hook parameters.
2424 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2425 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2426 (INITIALIZE_TRAMPOLINE): Remove.
2428 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2429 error for nested functions with regparm=3.
2430 (ix86_compute_frame_layout): Adjust frame pointer offset for
2431 ix86_static_chain_on_stack.
2432 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2433 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2434 don't reset to UNITS_PER_WORD.
2435 (ix86_emit_leave): Adjust ix86_cfa_state.
2436 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2437 (ix86_static_chain): New.
2438 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2439 make static; update for target hook parameters; use ix86_static_chain.
2440 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2441 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2442 (INITIALIZE_TRAMPOLINE): Remove.
2443 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2444 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2445 to the end. Add static_chain_on_stack.
2446 (ix86_static_chain_on_stack): New.
2448 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2449 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2450 (m68k_trampoline_init): New.
2451 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2452 m68k_trampoline_init and adjust for hook parameters.
2453 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2454 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2456 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2458 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2459 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2461 * reload1.c (reload): Call wrap_constant when substituting
2462 reg for equiv inside of DEBUG_INSNs.
2465 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2466 add_call_src_coords_attributes, add_high_low_attributes,
2467 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2468 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2469 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2470 when -gdwarf-2 -gstrict-dwarf.
2471 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2472 -gdwarf-[23] -gstrict-dwarf.
2473 (address_of_int_loc_descriptor, loc_descriptor,
2474 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2475 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2476 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2478 2009-09-22 Richard Guenther <rguenther@suse.de>
2480 PR tree-optimization/41428
2481 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2482 (ccp_finalize): Pass it to substitute_and_fold.
2484 2009-09-22 Richard Guenther <rguenther@suse.de>
2486 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2487 (substitute_and_fold): Adjust prototype.
2488 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2489 (simplify_stmt_using_ranges): Likewise.
2490 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2491 (vrp_fold_stmt): New function.
2492 (vrp_finalize): Pass it to substitute_and_fold.
2493 * tree-flow.h (vrp_evaluate_conditional): Remove.
2494 (simplify_stmt_using_ranges): Likewise.
2495 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2496 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2497 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2499 (fold_predicate_in): Move to tree-vrp.c.
2500 (substitute_and_fold): Use the callback instead of calling into
2501 tree-vrp.c functions directly.
2503 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2505 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2506 comparison warning on rs6000.
2509 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2510 GIMPLE_EH_MUST_NOT_THROW cleanup.
2511 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2513 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2516 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2517 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2518 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2519 libSystem which is derived from the gcc 4.2.1 unwinder.
2521 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2524 * varasm.c (default_encode_section_info): Copy TLS model into
2525 sym_ref flags regardless of backend support for TLS, for all
2526 model types except TLS_MODEL_EMULATED.
2528 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2531 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2532 we can handle it correctly.
2534 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2536 * doc/install.texi (os2): Remove section.
2538 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2540 * doc/standards.texi (Objective-C): Adjust two URLs.
2542 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2544 * tree-tailcall.c (process_assignment): Don't check if a
2545 multiplication or an addition are already present.
2546 (find_tail_calls): Combine multiple additions and multiplications.
2547 (adjust_accumulator_values): Emit accumulators.
2549 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2551 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2552 xmm register restore.
2554 2009-09-21 Jan Hubicka <jh@suse.cz>
2556 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2557 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2560 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2562 * stor-layout.c (layout_type): Remove obsolete code.
2564 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2567 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2569 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2572 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2573 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2574 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2575 * fold-const.c (const_binop): Likewise.
2576 * real.h (do_mpc_arg2): Update prototype.
2578 2009-09-20 Jan Hubicka <jh@suse.cz>
2580 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2581 (add_location_or_const_value_attribute): Rewrite using
2583 (tree_add_const_value_attribute): Return true if successful.
2584 (tree_add_const_value_attribute_for_decl): Likewise.
2586 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2587 (loc_descriptor): ... here;
2588 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2589 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2590 pool items that was not marked for output.
2591 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2592 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2593 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2594 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2595 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2596 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2597 DW_OP_stack_value to get address of items that are not available
2599 (dw_loc_list): Handle single element lists correctly.
2601 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2602 Pascal Obry <obry@adacore.com>
2604 * unwind-dw2-fde.c (classify_object_over_fdes):
2605 Cast the constant 1 to _Unwind_Ptr.
2606 (add_fdes): Likewise.
2607 (linear_search_fdes): Likewise.
2609 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2611 * stor-layout.c (set_sizetype): Avoid useless type copy.
2613 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2615 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2617 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2618 * configure, config.in: Regenerate.
2619 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2621 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2622 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2623 for global data if the output could be used in a shared library.
2624 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2625 to 0 if TARGET_WRITABLE_EH_FRAME.
2627 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2629 PR rtl-optimization/39886
2630 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2631 just when insn is equal to BB_END (bb).
2633 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2635 * config/mips/mips.opt (mrelax-pic-calls): New option.
2636 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2638 (mips_unspec_call): Change "unspec_call" expander into this.
2639 (mips_strip_unspec_call): New function.
2640 (mips_got_load): Call mips_unspec_call instead of
2641 gen_unspec_call<mode>.
2642 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2644 (mips_cfg_in_reorg): New function.
2645 (mips16_lay_out_constants): Use it to decide whether to call
2646 CFG-aware insn splitting.
2647 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2648 mips_reorg. Move DF set-up code from here ...
2649 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2651 (mips_reorg): Call mips_df_reorg instead of
2652 r10k_insert_cache_barriers. Move CFG set-up code here from
2653 r10k_insert_cache_barriers.
2654 (mips_call_expr_from_insn): New function.
2655 (mips_pic_call_symbol_from_set): Likewise.
2656 (mips_find_pic_call_symbol): Likewise.
2657 (mips_annotate_pic_call_expr): Likewise.
2658 (mips_get_pic_call_symbol): Likewise.
2659 (mips_annotate_pic_calls): Likewise.
2660 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2662 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2663 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2664 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2666 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2667 (unspec_call<mode>): Remove it.
2668 (sibcall_internal, sibcall_value_internal,
2669 sibcall_value_multiple_internal, call_internal, call_split,
2670 call_value_internal, call_value_split,
2671 call_value_multiple_internal, call_value_multiple_split): Pass
2672 SIZE_OPNO to MIPS_CALL.
2673 (call_internal_direct, call_direct_split,
2674 call_value_internal_direct, call_value_direct_split): Pass -1 as
2675 SIZE_OPNO to MIPS_CALL.
2676 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2677 * configure: Regenerate.
2678 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2679 and -mno-relax-pic-calls.
2680 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2682 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2685 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2686 in the directory this rule is called from, rather than the
2687 toplevel 'gcc' directory, to fix in-tree build.
2689 2009-09-19 Chris Demetriou <cgd@google.com>
2691 PR preprocessor/28435:
2692 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2693 to cpplib that the preprocessor output is needed.
2695 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2697 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2698 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2699 *return_and_restore_fpregs_<mode>,
2700 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2703 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2704 instead of assuming it has always a REG inside of it.
2706 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2708 * config/freebsd.h: Update comment on types.
2709 (WINT_TYPE): Define.
2711 2009-09-18 Jason Merrill <jason@redhat.com>
2713 * c.opt: Add -fno-deduce-init-list.
2715 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2717 * value-prof.c (interesting_stringop_to_profile_p): Added output
2718 argument to indicate which parameter is the size parameter.
2719 * value-prof.c (gimple_stringop_fixed_value): Use
2720 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2721 * value-prof.c (gimple_stringops_transform): Update call sites to
2722 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2724 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2727 From David Binderman <dcb314@hotmail.com>:
2728 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2729 local variable f. Remove stale comments.
2730 (ix86_compute_frame_layout): Remove useless local variable total_size.
2731 Remove #if 0'd code.
2732 (legitimate_address_p): Remove useless local variables
2733 reason_rtx and reason.
2734 (ix86_split_copysign_const): Remove useless local variable op1.
2735 (scale_counter): Remove useless local variable piece_size_mask.
2737 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2739 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2742 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2745 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2747 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2749 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2752 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2754 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2755 DW_OP_implicit_value even without dwarf_version 4.
2757 2009-09-17 Jan Hubicka <jh@suse.cz>
2759 * dwarf2out.c: Include tree-pass.h and gimple.h.
2760 (loc_list_plus_const): New function.
2761 (loc_descriptor_from_tree_1): Rename to ...
2762 (loc_descriptor_from_tree): ... remove original.
2763 (loc_list_from_tree): New function.
2764 (add_AT_location_description): Accept location list.
2765 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2766 (concatn_mem_loc_descriptor): Remove.
2767 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2769 (secname_for_decl): Move up.
2770 (hidden_reference_p): New function; break out from ...
2771 (loc_by_refernece): ... here; move up.
2772 (dw_loc_list): New function.
2773 (single_element_loc_list): New function.
2774 (single_element_loc_list_p): New function.
2775 (add_loc_descr_to_each): New function.
2776 (add_loc_list): New function.
2777 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2778 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2779 add diagnostics why expansion failed.
2780 (add_location_or_const_value_attribute): Support location lists.
2781 (add_bound_info): Likewise.
2782 (descr_info_loc): Update call of loc_descriptor_from_tree.
2783 (gen_variable_die): Work on location lists.
2784 * final.c (pass_final): Add dump file.
2785 * Makefile.in (dwarf2out.o): Add new dependencies.
2787 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2790 * real.c decimal_from_integer, decimal_integer_string): New.
2791 (real_from_integer): Use them as special case for decimal float.
2792 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2793 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2794 Do not append zero after the decimal point in string to convert.
2796 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2798 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2799 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2801 2009-09-17 Martin Jambor <mjambor@suse.cz>
2803 * common.opt (fipa-sra): New switch.
2804 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2805 * timevar.def (TV_IPA_SRA): New timevar.
2806 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2807 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2808 * tree-sra.c: Include cgraph.c.
2809 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2810 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2811 and grp_not_necessarilly_dereferenced.
2812 (func_param_count): New variable.
2813 (encountered_apply_args): New variable.
2814 (bb_dereferences): New variable.
2815 (final_bbs): New variable.
2816 (no_accesses_representant): New variable.
2817 (no_accesses_p): New function.
2818 (dump_access): Dump the new fields.
2819 (sra_initialize): Set encountered_apply_args to false.
2820 (get_ssa_base_param): New function.
2821 (mark_parm_dereference): New function.
2822 (create_access): Caring for INIDRECT_REFs and different handling of
2823 varialble length accesses in early IPA SRA. Store the stmt - a new
2824 parameter - to the new access.
2825 (build_access_from_expr_1): New parameter stmt, passed to
2826 create_access. Handle INDIRECT_REFs.
2827 (build_access_from_expr): Pass the current statement to
2828 build_access_from_expr_1.
2829 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2831 (build_accesses_from_assign): Pass the current statement to
2832 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2833 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2834 final_bbs when necessary. Check for calls to __builtin_apply_args.
2835 Fixup EH info if anythng was changed.
2836 (is_unused_scalar_param): New function.
2837 (ptr_parm_has_direct_uses): New function.
2838 (find_param_candidates): New function.
2839 (mark_maybe_modified): New function.
2840 (analyze_modified_params): New function.
2841 (propagate_dereference_distances): New function.
2842 (dump_dereferences_table): New function.
2843 (analyze_caller_dereference_legality): New function.
2844 (unmodified_by_ref_scalar_representative): New function.
2845 (splice_param_accesses): New function.
2846 (decide_one_param_reduction): New function.
2847 (enum ipa_splicing_result): New type.
2848 (splice_all_param_accesses): New function.
2849 (get_param_index): New function.
2850 (turn_representatives_into_adjustments): New function.
2851 (analyze_all_param_acesses): New function.
2852 (get_replaced_param_substitute): New function.
2853 (get_adjustment_for_base): New function.
2854 (replace_removed_params_ssa_names): New function.
2855 (sra_ipa_reset_debug_stmts): New function.
2856 (sra_ipa_modify_expr): New function.
2857 (sra_ipa_modify_assign): New function.
2858 (convert_callers): New function.
2859 (modify_function): New function.
2860 (ipa_sra_preliminary_function_checks): New function.
2861 (ipa_early_sra): New function.
2862 (ipa_early_sra_gate): New function.
2863 (pass_early_ipa_sra): New variable.
2864 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2866 2009-09-17 Michael Matz <matz@suse.de>
2869 * tree.c (build_type_attribute_qual_variant): Export.
2870 * tree.h (build_type_attribute_qual_variant): Declare.
2871 * tree-inline.c (remap_type_1): Use it to build variants with
2872 the original qualifiers and attributes.
2874 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2876 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2877 without a fallthrough edge.
2879 2009-09-16 DJ Delorie <dj@redhat.com>
2881 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2882 chip and ignore the "fast_interrupt" attribute if so.
2884 2009-09-16 Richard Henderson <rth@redhat.com>
2887 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2890 2009-09-16 Richard Henderson <rth@redhat.com>
2893 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2894 is set only if DECL_NO_STATIC_CHAIN is unset.
2895 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2896 (FOR_EACH_NEST_INFO): New.
2897 (walk_all_functions): Use it.
2898 (finalize_nesting_tree): Likewise.
2899 (unnest_nesting_tree): Likewise.
2900 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2901 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2902 (convert_gimple_call): Early out if gimple_call_chain already set.
2903 (convert_all_function_calls): Iterate until no new functions
2904 require a static chain.
2905 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2906 when building a trampoline. Use dump_function_to_file instead
2908 (lower_nested_functions): Open dump_file. Validate that decls
2909 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2910 bit reset by this pass.
2912 2009-09-16 Michael Matz <matz@suse.de>
2915 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2916 shorten decl_common_unused.
2917 (DECL_RESTRICTED_P): New accessor.
2918 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2919 to disambiguate marked decls and restrict pointers.
2921 2009-09-16 Richard Henderson <rth@redhat.com>
2924 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2926 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2928 * integrate.c (set_block_abstract_flags): Call
2929 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2931 2009-09-16 Richard Guenther <rguenther@suse.de>
2934 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2937 2009-09-16 DJ Delorie <dj@redhat.com>
2938 Kaz Kojima <kkojima@gcc.gnu.org>
2940 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2941 (sh_expand_prologue): Update calls to output_stack_adjust.
2942 (sh_expand_epilogue): Likewise.
2944 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2947 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2948 trying to limit the extent of searches in the insn stream.
2950 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2951 Jakub Jelinek <jakub@redhat.com>
2955 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2957 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2958 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2959 (rs6000_savres_strategy): Always save FP registers inline if the
2960 target doesn't support hardware double-precision. Set the above
2961 bits in return value when needed.
2962 (rs6000_savres_routine_sym): Fix computation for cache selector.
2963 Mark the generated symbol as a function. Rename exitp argument to
2964 lr. Move code for determining the name of the symbol...
2965 (rs6000_savres_routine_name): ...here. New function. Add cases for
2966 getting the names right on AIX and 64-bit Linux.
2967 (savres_routine_name): New variable.
2968 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2969 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2970 on what the target routine uses as a base register. If savep && lr
2971 describe saving of r0 into memory slot.
2972 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2973 line calls for AIX ABI.
2974 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2975 determine FP save/restore functions.
2976 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2977 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2979 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2980 Duplicate restoration of LR and execute the appropriate one
2981 depending on whether GPRs are being restored inline. Set r11 from
2982 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2983 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2984 Fix out of line calls for AIX ABI.
2985 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2987 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2989 (*restore_gpregs_spe): Likewise.
2990 (*return_and_restore_gpregs_spe): Likewise.
2991 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2992 Define to empty string unconditionally.
2993 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2994 Define to empty string unconditionally.
2995 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2998 2009-09-15 Jan Hubicka <jh@suse.cz>
3000 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3001 * params.def (inline-insns-auto): Likewise.
3003 2009-09-15 Martin Jambor <mjambor@suse.cz>
3005 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3006 individual statements only at TDF_DETAILS dump level. Format
3007 source for 80 characters per line.
3009 2009-09-15 Christian Bruel <christian.bruel@st.com>
3011 * regrename.c (do_replace): Update REG_DEAD notes.
3013 2009-09-15 Revital Eres <eres@il.ibm.com>
3015 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3016 * targhooks.c (default_builtin_support_vector_misalignment):
3017 New builtin function.
3018 * targhooks.h (default_builtin_support_vector_misalignment):
3020 * target.h (builtin_support_vector_misalignment):
3021 New field in struct gcc_target.
3022 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3023 new builtin function.
3024 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3026 * config/rs6000/rs6000.c
3027 (rs6000_builtin_support_vector_misalignment): New function.
3028 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3030 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3032 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3034 (bfin_optimize_loop): Likewise.
3035 (bfin_gen_bundles): Likewise.
3036 (workaround_speculation): Likewise.
3037 (find_load): Return NULL_RTX for debug_insn.
3039 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3041 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3044 2009-09-14 DJ Delorie <dj@redhat.com>
3046 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3047 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3050 2009-09-14 Richard Henderson <rth@redhat.com>
3051 Jakub Jelinek <jakub@redhat.com>
3053 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3054 * cfgbuild.c (make_edges): Handle asm goto.
3055 * cfglayout.c (fixup_reorder_chain): Likewise.
3056 * cfgrtl.c (patch_jump_insn): Likewise.
3057 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3058 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3059 (gimple_build_asm_vec): Add and use labels parameter.
3060 (gimple_build_asm): Remove.
3061 (walk_gimple_asm): Walk labels too.
3062 * gimple.def (GIMPLE_ASM): Update docs.
3063 * gimple.h: Update decls.
3064 (struct gimple_statement_asm): Change nc to use unsigned char;
3066 (gimple_asm_nlabels): New.
3067 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3068 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3069 into gimple_build_asm_vec.
3070 * jump.c (mark_jump_label_asm): New.
3071 (mark_jump_label): Use it.
3072 (redirect_jump_1): Handle asm goto.
3073 (invert_jump_1): Soft fail if X is null.
3074 * recog.c (extract_asm_operands): New.
3075 (asm_noperands): Use it; handle asm labels.
3076 (decode_asm_operands): Use extract_asm_operands.
3077 (asm_operand_ok): Properly handle empty string.
3078 * reg-stack.c (get_asm_operands_in_out): Rename from
3079 get_asm_operand_n_inputs; use extract_asm_operands; return both
3080 inputs and outputs by reference; update all callers.
3081 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3082 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3083 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3084 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3085 (extract_asm_operands): Declare.
3086 * stmt.c (expand_asm_operands): Add and use labels parameter.
3087 (check_unique_operand_names): Likewise.
3088 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3089 (expand_asm_stmt): Handle asm labels.
3090 * tree-cfg.c (make_gimple_asm_edges): New.
3091 (make_edges): Use it.
3092 (cleanup_dead_labels): Handle asm labels.
3093 (is_ctrl_altering_stmt): Likewise.
3094 (gimple_redirect_edge_and_branch): Likewise.
3095 * tree.def (ASM_EXPR): Add 5th operand.
3096 * tree.h (ASM_LABELS): New.
3097 (resolve_asm_operand_names): Update decl.
3099 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3100 (c_parser_asm_goto_operands): New.
3101 * c-tree.h (build_asm_expr): Update decl.
3102 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3103 * doc/extend.texi: Document asm goto.
3105 2009-09-14 Richard Henderson <rth@redhat.com>
3107 * except.h: Update declarations.
3108 (struct pointer_map_t): Forward declare.
3109 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3110 (struct eh_landing_pad_d, eh_landing_pad): New.
3111 (struct eh_catch_d, eh_catch): New.
3112 (struct eh_region_d): Remove next_region_sharing_label, aka,
3113 label, tree_label, landing_pad, post_landing_pad, resume,
3114 may_contain_throw. Rename region_number to index. Remove
3115 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3116 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3117 (VEC(eh_landing_pad,gc)): New.
3118 (struct eh_status): Remove last_region_number. Add lp_array,
3119 throw_stmt_table, ttype_data, ehspec_data.
3120 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3121 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3122 * except.c (lang_protect_cleanup_actions): Return tree.
3123 (struct ehl_map_entry): Remove.
3124 (init_eh_for_function): Push zero entries for region and lp_array.
3125 (gen_eh_region): Add to region_array immediately.
3126 (gen_eh_region_catch): Operate on eh_catch objects.
3127 (gen_eh_landing_pad): New.
3128 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3129 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3130 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3131 (get_eh_landing_pad_from_number_fn): New.
3132 (get_eh_landing_pad_from_number): New.
3133 (get_eh_region_from_lp_number_fn): New.
3134 (get_eh_region_from_lp_number): New.
3135 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3136 (get_exception_pointer, get_exception_filter): Remove.
3137 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3138 (current_function_has_exception_handlers): Simplify.
3139 (bring_to_root, eh_region_replaceable_by_p): Remove.
3140 (replace_region, hash_type_list, hash_eh_region): Remove.
3141 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3142 (label_to_region_map, num_eh_regions): Remove.
3143 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3144 (find_exception_handler_labels): Remove.
3145 (duplicate_eh_regions_0, find_prev_try): Remove.
3146 (struct duplicate_eh_regions_data): New.
3147 (duplicate_eh_regions_1): Rewrite.
3148 (duplicate_eh_regions): Return a pointer map instead of an
3150 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3151 (redirect_eh_edge_to_label): Remove.
3152 (eh_region_outermost): Rewrite using eh_region pointers
3153 instead of integers.
3154 (add_ttypes_entry): Update for ttype_data move to eh_status.
3155 (add_ehspec_entry): Rewrite with VEC instead of varray.
3156 (assign_filter_values): Likewise. Export.
3157 (build_post_landing_pads, connect_post_landing_pads): Remove.
3158 (dw2_build_landing_pads): Rewrite to use lp_array.
3159 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3160 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3161 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3162 (sjlj_mark_call_sites): Update for landing pad numbers.
3163 (finish_eh_generation): Rewrite.
3164 (gate_handle_eh): Do nothing for no eh tree.
3165 (pass_rtl_eh): Move up near finish_eh_generation.
3166 (remove_eh_landing_pad): New.
3167 (remove_eh_handler): Export.
3168 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3169 (for_each_eh_label): Rewrite to use lp_array.
3170 (make_reg_eh_region_note): New.
3171 (make_reg_eh_region_note_nothrow_nononlocal): New.
3172 (insn_could_throw_p): New.
3173 (copy_reg_eh_region_note_forward): New.
3174 (copy_reg_eh_region_note_backward): New.
3175 (check_handled, add_reachable_handler): Remove.
3176 (reachable_next_level, foreach_reachable_handler): Remove.
3177 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3178 (get_eh_region_and_lp_from_rtx): New.
3179 (get_eh_region_from_rtx): New.
3180 (can_throw_internal_1, can_throw_external_1): Remove.
3181 (can_throw_internal): Use get_eh_region_from_rtx.
3182 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3183 (insn_nothrow_p, can_nonlocal_goto): New.
3184 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3185 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3186 (add_action_record): Use VEC not varray.
3187 (collect_one_action_chain): Update for eh_region changes.
3188 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3189 Use get_eh_region_and_lp_from_rtx.
3190 (gate_convert_to_eh_region_ranges): New.
3191 (pass_convert_to_eh_region_ranges): Use it.
3192 (push_uleb128, push_sleb128): Use VEC not varray.
3193 (output_one_function_exception_table): Likewise.
3194 (dump_eh_tree): Update for eh_region changes.
3195 (verify_eh_tree): Likewise.
3196 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3197 * tree-eh.c: Include target.h.
3198 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3199 Don't disallow GIMPLE_RESX; adjust argument check.
3200 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3201 (record_stmt_eh_region): Update for landing pad numbers;
3202 generate a landing pad if necessary.
3203 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3204 (remove_stmt_from_eh_lp_fn): Similarly.
3205 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3206 Update for lp numbers; don't special case missing throw_stmt_table.
3207 (lookup_expr_eh_lp): Similarly.
3208 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3209 (eh_seq, eh_region_may_contain_throw): New.
3210 (struct leh_state): Add ehp_region.
3211 (struct leh_tf_state): Remove eh_label.
3212 (emit_post_landing_pad): New.
3213 (emit_resx, emit_eh_dispatch): New.
3214 (note_eh_region_may_contain_throw): New.
3215 (frob_into_branch_around): Take eh_region not eh label;
3216 emit eh code into eh_seq.
3217 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3218 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3219 lower_eh_must_not_throw. Emit code to eh_seq.
3220 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3221 (lower_try_finally_onedest): Likewise.
3222 (lower_try_finally_copy): Likewise.
3223 (lower_try_finally_switch): Likewise.
3224 (lower_try_finally): Initialize ehp_region.
3225 (lower_catch): Update for eh_catch objects.
3226 (lower_eh_filter): Don't handle must_not_throw.
3227 (lower_eh_must_not_throw): New.
3228 (lower_cleanup): Don't set eh_label.
3229 (lower_eh_constructs_2): Resolve eh builtins.
3230 Handle GIMPLE_EH_MUST_NOT_THROW.
3231 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3232 Add eh_seq to the end of the function body.
3233 (make_eh_dispatch_edges): New.
3234 (make_eh_edge): Remove.
3235 (make_eh_edges): Simplify for landing pads.
3236 (redirect_eh_edge_1): New.
3237 (redirect_eh_edge): Use it.
3238 (redirect_eh_dispatch_edge): New.
3239 (stmt_could_throw_p): Use a switch. Allow RESX.
3240 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3241 (stmt_can_throw_internal): Likewise.
3242 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3243 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3244 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3245 (gate_refactor_eh): New.
3246 (pass_refactor_eh): Use it.
3247 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3248 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3249 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3250 (remove_unreachable_handlers): Rename from
3251 tree_remove_unreachable_handlers; rewrite for landing pads;
3252 call remove_eh_handler directly.
3253 (remove_unreachable_handlers_no_lp): New.
3254 (unsplit_eh, unsplit_all_eh): New.
3255 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3256 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3257 (cleanup_empty_eh_unsplit): New.
3258 (cleanup_empty_eh): Rewrite.
3259 (cleanup_all_empty_eh): New.
3260 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3261 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3262 (gate_cleanup_eh): New.
3263 (pass_cleanup_eh): Use it.
3264 (verify_eh_edges): Move later in file. Expect one EH edge.
3265 (verify_eh_dispatch_edge): New.
3267 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3268 (gtype-desc.o): Add TARGET_H.
3269 (tree.o): Use EXCEPT_H, not except.h.
3270 (cfgbuild.o): Add EXPR_H.
3271 (GTFILES): Add vecprim.h.
3272 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3273 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3274 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3275 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3276 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3277 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3278 calls to can_throw_internal.
3279 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3280 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3281 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3282 (expand_gimple_stmt): Use make_reg_eh_region_note.
3283 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3284 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3285 or find_exception_handler_labels.
3286 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3287 there is exacly one EH edge. Use can_nonlocal_goto and
3289 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3290 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3291 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3292 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3293 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3294 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3295 * dse.c (scan_insn): Use insn_could_throw_p.
3296 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3297 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3298 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3299 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3300 EXC_PTR_EXPR or FILTER_EXPR.
3301 (tree_expr_nonzero_warnv_p): Likewise.
3302 * function.h: Include vecprim.h, not varray.h
3303 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3304 move ttype_data and ehspec_data members to struct eh_status; change
3305 action_record_data member to a VEC.
3306 * gcse.c (hash_scan_set): Use can_throw_internal.
3307 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3308 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3309 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3310 (block_may_fallthru): Don't handle RESX_EXPR.
3311 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3312 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3313 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3314 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3315 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3316 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3317 (gimple_size): Likewise.
3318 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3319 (gimple_build_resx): Use gimple_build_with_ops.
3320 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3321 (is_gimple_val): Likewise.
3322 (is_gimple_stmt): Remove RESX_EXPR.
3323 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3324 (GIMPLE_RESX): Reorder with other EH constructs.
3325 * gimple.h (struct gimple_statement_eh_mnt): New.
3326 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3327 (gimple_eh_filter_must_not_throw): Remove.
3328 (gimple_eh_filter_set_must_not_throw): Remove.
3329 (gimple_eh_must_not_throw_fndecl): New.
3330 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3331 (is_gimple_resx): New.
3332 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3333 Don't copy EH_FILTER_MUST_NOT_THROW.
3334 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3335 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3336 handle must_not_throw_labels specially.
3337 * ipa-pure-const.c (check_call): Update debug statement for LP.
3338 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3339 * ipa-utils.c (get_base_var): Likewise.
3340 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3341 * lower-subreg.c (move_eh_region_note): Remove.
3342 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3343 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3344 (create_task_copyfn): Likewise.
3345 (maybe_catch_exception): Use gimple_build_eh_filter.
3346 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3347 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3348 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3349 and pass_lower_resx.
3350 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3351 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3352 can_throw_internal, can_nonlocal_goto.
3353 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3354 copy_reg_eh_region_note_forward.
3355 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3356 (emit_output_reload_insns): Likewise.
3357 (copy_eh_notes): Remove.
3358 * rtl.def (RESX): Remove.
3359 * rtl.h: Update declarations.
3360 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3361 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3362 (update_eh_label): Remove.
3363 (cleanup_dead_labels_eh): New.
3364 (cleanup_deal_labels): Use it instead of update_eh_label.
3365 (gimple_merge_blocks): Update landing pad data structure when
3366 removing a landing pad label.
3367 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3368 test; handle GIMPLE_EH_MUST_NOT_THROW.
3369 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3370 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3371 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3372 (verify_stmt): Likewise. Verify landing pads.
3373 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3374 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3375 (struct move_stmt_d): Add eh_map.
3376 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3377 (move_stmt_r): Remap eh region numbers in builtin calls,
3378 resx and eh_dispatch.
3379 (move_block_to_fn): Remove eh_offset parameter. Use
3380 maybe_duplicate_eh_stmt_fn.
3381 (find_outermost_region_in_block): Operate on eh_region pointers
3382 instead of region numbers.
3383 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3384 duplicate_eh_regions.
3385 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3386 test earlier. Disallow EH landing pads.
3387 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3388 * tree-flow.h: Update declarations.
3389 (struct tree_ann_common_d): Replace rn with lp_nr.
3390 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3391 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3392 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3393 resx and eh_dispatch.
3394 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3395 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3396 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3397 from duplicate_eh_regions.
3398 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3399 update RESX; handle EH_DISPATCH.
3400 (expand_call_inline): Set eh_lp_nr, not eh_region.
3401 (maybe_inline_call_in_expr): Likewise.
3402 * tree-inline.h (struct copy_body_data): Replace eh_region with
3403 eh_lp_nr, eh_region_offset with eh_map.
3404 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3405 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3406 * tree-pretty-print.c (dump_generic_node): Don't handle
3407 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3408 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3409 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3410 EXC_PTR_EXPR, FILTER_EXPR.
3411 * tree-ssa-operands.c (get_expr_operands): Likewise.
3412 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3413 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3414 (ao_ref_init_from_vn_reference): Likewise.
3415 * tree-ssa-sink.c (statement_sink_location): Likewise.
3416 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3417 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3418 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3419 EXC_PTR_EXPR, FILTER_EXPR.
3420 (is_exception_related): Remove.
3421 (compute_avail): Don't call it.
3422 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3423 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3424 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3425 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3427 (build_resx): Remove.
3428 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3429 * tree.h: Update declarations.
3430 (EH_FILTER_MUST_NOT_THROW): Remove.
3431 (struct tree_label_decl): Add eh_landing_pad_nr.
3432 (EH_LANDING_PAD_NR): New.
3433 * value-prof.c (gimple_ic): Tidy variable names. Update for
3434 landing pad numbers.
3435 (gimple_stringop_fixed_value): Tidy variable names. Assert
3436 that neither call stmt can throw.
3437 * vecprim.h (uchar): New.
3438 (VEC(uchar,heap), VEC(uchar,gc)): New.
3440 * c-common.c (c_define_builtins): Update call to
3441 build_common_builtin_nodes.
3442 * c-parser.c (c_parse_file): Don't call
3443 default_init_unwind_resume_libfunc.
3445 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3447 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3448 (mips_cprestore_address_p): Likewise.
3449 (mips_save_gp_to_cprestore_slot): Likewise.
3450 (mips_restore_gp): Rename to...
3451 (mips_restore_gp_from_cprestore_slot): ...this.
3452 (mips_must_initialize_gp_p): Declare.
3453 (mips_emit_save_slot_move): Likewise.
3454 (mips_output_load_label): Return nothing.
3455 (mips_eh_uses): Declare.
3456 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3457 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3458 (TARGET_ABSOLUTE_JUMPS): Likewise.
3459 (EH_USES): Likewise.
3460 (FIRST_PSEUDO_REGISTER): Update comment.
3461 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3462 (MIPS_CALL): ...here.
3463 (REGISTER_NAMES): Add $cprestore.
3464 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3465 Add load_label_length, has_inflexible_gp_insn_p,
3466 has_flexible_gp_insn_p, must_initialize_gp_p and
3467 must_restore_gp_when_clobbered_p.
3468 (mips_expand_call): Don't generate split instructions here.
3469 (mips_split_call): Update the call to mips_restore_gp after
3470 the above name change.
3471 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3472 (mips_find_gp_ref): New function.
3473 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3474 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3475 (mips_insn_has_flexible_gp_ref_p): Likewise.
3476 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3477 (mips_function_has_gp_insn): Delete.
3478 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3479 Use the new functions above. Only return INVALID_REGNUM
3480 for TARGET_ABSOLUTE_JUMPS.
3481 (mips_must_initialize_gp_p): New function.
3482 (mips_get_cprestore_base_and_offset): New function, extracted from...
3483 (mips_cprestore_slot): ...here. Take a bool parameter.
3484 (mips_cfun_has_cprestore_slot_p): New function.
3485 (mips_cprestore_address_p): Likewise.
3486 (mips_save_gp_to_cprestore_slot): Likewise.
3487 (mips_restore_gp): Rename to...
3488 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3489 epilogue_completed. Update the call to mips_cprestore_slot.
3490 Test cfun->machine->must_restore_gp_when_clobbered_p.
3491 (mips_direct_save_slot_move_p): New function.
3492 (mips_emit_save_slot_move): Likewise.
3493 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3494 of cfun->machine->global_pointer.
3495 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3496 (mips_save_reg): Use mips_emit_save_slot_move.
3497 (mips_expand_prologue): Set must_initialize_gp_p.
3498 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3499 for all cprestore saves. Emit a use_cprestore instruction after
3500 setting up the cprestore slot.
3501 (mips_restore_reg): Use mips_emit_save_slot_move.
3502 (mips_process_load_label): New function.
3503 (mips_load_label_length): Likewise.
3504 (mips_output_load_label): Don't return asm: output it here instead.
3505 Use mips_process_load_label.
3506 (mips_adjust_insn_length): Adjust the length of branch instructions
3507 that have length MAX_PIC_BRANCH_LENGTH.
3508 (mips_output_conditional_branch): Update the call to
3509 mips_output_load_label. Assume the branch target is OPERANDS[0]
3510 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3511 (mips_output_order_conditional_branch): Swap the meaning of
3512 OPERANDS[0] and OPERANDS[1].
3513 (mips_variable_issue): Don't count ghost instructions.
3514 (mips_expand_ghost_gp_insns): New function.
3515 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3516 (mips_output_mi_thunk): Set must_initialize_gp_p.
3517 (mips_eh_uses): New function.
3518 * config/mips/predicates.md (cprestore_save_slot_operand)
3519 (cprestore_load_slot_operand): New predicates.
3520 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3521 (UNSPEC_MOVE_GP): Likewise.
3522 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3523 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3524 (CPRESTORE_SLOT_REGNUM): New register.
3525 (MAX_PIC_BRANCH_LENGTH): New constant.
3526 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3527 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3528 branches. Fix commentary.
3529 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3530 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3531 Change type to "ghost".
3532 (loadgp_absolute_<mode>): Likewise.
3533 (loadgp_rtp_<mode>): Likewise.
3534 (copygp_mips16): Likewise.
3535 (loadgp_blockage): Remove redundant mode attribute.
3536 (potential_cprestore): New instruction.
3537 (cprestore): Turn into an unspec set.
3538 (use_cprestore): New instruction.
3539 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3540 (*branch_fp_inverted): Likewise.
3541 (*branch_order<mode>): Likewise.
3542 (*branch_order<mode>_inverted): Likewise.
3543 (*branch_equality<mode>): Likewise.
3544 (*branch_equality<mode>_inverted): Likewise.
3545 (*branch_bit<bbv><mode>): Likewise.
3546 (*branch_bit<bbv><mode>_inverted): Likewise.
3547 (*branch_equality<mode>_mips16): Remove redundant mode.
3548 (jump): Turn into a define_expand.
3549 (*jump_absolute): New instruction.
3550 (*jump_pic): Likewise.
3551 (*jump_mips16): Rename previously-unnamed pattern. Remove
3552 redundant mode attribute.
3553 (restore_gp): Split on epilogue_completed rather than
3554 reload_completed. Change type to "ghost".
3555 (move_gp<mode>): New instruction.
3556 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3557 Remove redundant mode attribute.
3558 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3559 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3560 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3562 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3565 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3566 are returned in the same register (vs34 or v2) that Altivec vector
3567 types are returned in.
3568 (rs6000_libcall_value): Ditto.
3571 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3572 instead of explicit addsi3/adddi3 calls.
3573 (rs6000_split_multireg_move): Ditto.
3574 (rs6000_emit_allocate_stack): Ditto.
3575 (rs6000_emit_prologue): Ditto.
3576 (rs6000_output_mi_thunk): Ditto.
3578 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3579 size is 64 bits if we can use 64-bit registers.
3581 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3583 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3586 From Jie Zhang <jie.zhang@analog.com>:
3587 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3588 save FP and RETS with saveall attribute.
3589 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3590 with saveall attribute.
3592 * config/bfin/bfin.c (bfin_expand_builtin,
3593 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3596 From Jie Zhang <jie.zhang@analog.com>:
3597 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3598 before use in two places.
3599 * config/bfin/bfin.md (AREG): Define mode iterator.
3600 (reload_in, reload_out): Use mode iterator AREG.
3602 2009-09-14 Richard Guenther <rguenther@suse.de>
3605 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3606 EH personality path.
3608 2009-09-13 Richard Guenther <rguenther@suse.de>
3609 Rafael Avila de Espindola <espindola@google.com>
3611 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3612 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3613 (LANG_HOOKS_INITIALIZER): Adjust.
3614 (lhd_pass_through_t): Declare.
3615 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3617 * langhooks.c (lhd_pass_through_t): New function.
3618 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3619 dwarf2out_begin_prologue): Use personality from current_function_decl.
3620 * expr.h (get_personality_function): Declare.
3621 * expr.c (get_personality_function): New function.
3622 (build_personality_function): Likewise.
3623 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3624 (eh_personality_libfunc): Remove.
3625 * optabs.c (build_libfunc_function): New function split out from ...
3626 (init_one_libfunc): ... here.
3627 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3628 (tree_function_decl): Add personality.
3629 (lhd_gcc_personality): Declare.
3630 (build_personality_function): Likewise.
3631 * tree.c (gcc_eh_personality_decl): New.
3632 (lhd_gcc_personality): New function.
3633 * except.h (lang_eh_runtime_type): Remove.
3634 (enum eh_personality_kind): New.
3635 (build_personality_function): Declare.
3636 (function_needs_eh_personality): Declare.
3637 * except.c (lang_eh_runtime_type): Remove.
3638 (function_needs_eh_personality): New function.
3639 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3640 (sjlj_emit_function_enter, output_function_exception_table):
3641 Use personality from current_function_decl.
3642 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3643 * tree-inline.c (tree_can_inline_p): Do not inline across different
3645 (expand_call_inline): Likewise. Adjust the callers EH personality.
3646 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3647 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3648 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3649 (c-parser.o): Likewise
3650 * c-tree.h (c_eh_initialized_p): Remove.
3651 (c_maybe_initialize_eh): Likewise.
3652 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3653 (finish_decl): Don't call c_maybe_initialize_eh.
3654 (c_eh_initialized_p): Remove.
3655 (c_maybe_initialize_eh): Likewise.
3656 * c-parser.c (c_parser_omp_construct): Likewise.
3657 (c_parse_file): Initialize exception handling.
3659 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3661 * config.gcc (tm_file): Remove i386/biarch32.h
3662 for i?86-w64-mingw* case.
3663 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3665 * config.host: Set for x64 mingw the option
3666 use_long_long_for_widest_fast_int to yes.
3668 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3670 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3671 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3672 (dbxout_begin_function): Likewise.
3673 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3674 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3675 set on the function.
3676 (final_end_function): Likewise.
3677 (final_scan_insn): Likewise.
3678 (rest_of_handle_final): Likewise.
3679 * varasm.c (assemble_start_function): Likewise.
3680 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3682 2009-09-12 Jason Merrill <jason@redhat.com>
3684 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3685 * opts.c (common_handle_option): constify.
3687 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3689 * doc/install.texi (avr): Remove obsolete reference site.
3691 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3693 * doc/install.texi (Binaries): Adjust AIX link.
3695 2009-09-12 Akim Demaille <demaille@gostai.com>
3697 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3698 Use an imperative sentence.
3700 2009-09-11 Richard Henderson <rth@redhat.com>
3702 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3703 structure-name and has-tree-operands arguments; update all entries.
3704 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3706 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3707 (gsstruct_code_size): New.
3708 (gss_for_code_): New.
3709 (gss_for_code): Remove.
3710 (gimple_size): Rewrite using gsstruct_code_size.
3711 (gimple_statement_structure): Move to gimple.h.
3712 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3713 (gss_for_code, gimple_statement_structure): New.
3714 (gimple_ops): Use new arrays; tidy.
3716 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3718 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3719 operand to be a PLUS expression.
3720 * config/pa/pa.c (pa_secondary_reload): Likewise.
3722 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3724 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3726 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3729 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3731 From Jie Zhang <jie.zhang@analog.com>:
3732 * doc/extend.texi (node Function Attributes): Document l2
3734 (node Blackfin Variable Attributes): Document l2 variable attributes.
3736 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3738 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3739 to match the system compiler's configuration at inflection point.
3740 Add comment to remark a remaining difference with system compiler.
3742 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3743 * configure: Regenerate.
3745 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3747 From Jie Zhang <jie.zhang@analog.com>:
3748 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3749 (bfin_handle_l2_attribute): New.
3750 (bfin_attribute_table): Add l2 attribute.
3752 2009-09-11 Michael Matz <matz@suse.de>
3755 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3756 on the local_decls list.
3758 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3762 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3764 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3765 for VALUEs, to implement the documented interface.
3766 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3767 Adjust for VALUEs and anything else, to implement the
3768 documented interface.
3770 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3772 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3773 with actual SPE/paired vector modes before using 64-bit alignment.
3774 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3776 2009-09-10 DJ Delorie <dj@redhat.com>
3778 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3781 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3782 * config/mep/mep.c (mep_legitimate_constant_p): New.
3783 * config/mep/mep-protos.h: Prototype it.
3785 2009-09-10 Richard Henderson <rth@redhat.com>
3787 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3789 2009-09-10 Jason Merrill <jason@redhat.com>
3791 * tree.c (chain_index): New fn.
3792 * tree.h: Declare it.
3794 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3796 * config/sol2-c.c (cmn_err_length_specs): Initialize
3797 scalar_identity_flag.
3799 2009-09-10 Richard Henderson <rth@redhat.com>
3801 * tree.h (struct tree_decl_common): Move align member earlier;
3802 move label_decl_uid member ...
3803 (struct tree_label_decl): ... here.
3804 (LABEL_DECL_UID): Update to match.
3806 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3809 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3810 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3812 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3813 dest_prev if the edge is complex.
3815 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3817 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3818 loop latch tests earlier.
3820 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3821 before GIMPLE_RETURN, not after its predecessor; insert
3824 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3825 gimple_seq_empty_p to test for no PHI nodes.
3826 * tree-cfg.c (split_critical_edges): Likewise.
3828 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3830 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3832 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3833 introduced by the VTA branch merge.
3835 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3837 * ira-conflicts.c: Use fputs or putc instead of fprintf
3841 * tree-switch-conversion.c: Ditto.
3843 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3845 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3846 introduced by the VTA branch merge.
3848 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3851 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3853 PR rtl-optimization/39779
3854 * expr.c (convert_modes): Return when mode == oldmode after
3855 CONST_INTs are processed.
3857 2009-09-10 Nick Clifton <nickc@redhat.com>
3859 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3860 attribute and referring decl when creating renamed symbol.
3862 2009-09-10 Richard Guenther <rguenther@suse.de>
3865 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3867 (cgraph_finalize_compilation_unit): Compute reachability
3868 before emitting thunks. Properly process aliases before
3869 possibly removing unreachable nodes.
3871 2009-09-10 Richard Guenther <rguenther@suse.de>
3874 * tree.c (struct free_lang_data_d): Add worklist member.
3875 (find_decls_types_r): Push onto the worklist instead of recursing.
3876 Handle TREE_BINFOs properly.
3877 (find_decls_types): New function wrapped around find_decls_types_r
3878 to process the worklist.
3879 (find_decls_types_in_eh_region): Use it.
3880 (find_decls_types_in_node): Likewise.
3881 (find_decls_types_in_var): Likewise.
3882 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3883 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3884 (AGGREGATE_TYPE_P): Adjust.
3886 2009-09-09 Jason Merrill <jason@redhat.com>
3888 * configure.ac: Check glibc version even if we have an in-tree
3891 2009-09-09 Anthony Green <green@moxielogic.com>
3893 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3894 the constant 0 when appropriate.
3895 * config/moxie/constraints.md: Add constraint O.
3897 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3898 to pass up to 6 32-bit argument values in registers.
3899 (moxie_function_arg): Ditto.
3900 (moxie_arg_partial_bytes): Ditto.
3901 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3902 (REG_PARM_STACK_SPACE): Ditto.
3903 (FUNCTION_ARG_REGNO_P): Ditto.
3905 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3906 instruction to allocate stack space.
3908 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3910 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3911 unnecessarily stringent constraints. Fix address
3912 calculation in the splitters.
3914 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3916 PR rtl-optimization/39779
3917 * expr.c (convert_modes): Return when mode == oldmode after
3918 CONST_INTs are processed.
3920 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3923 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3924 (ix86_expand_prologue): Take frame.padding0 into logic of
3926 (ix86_expand_epilogue): Likewise.
3928 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3930 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3932 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3933 * config/t-slibgcc-libgcc: New file.
3934 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3936 2009-09-09 Martin Jambor <mjambor@suse.cz>
3938 PR tree-optimization/41089
3939 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3942 2009-09-09 Richard Henderson <rth@redhat.com>
3944 * gimple.h (CASE_GIMPLE_OMP): New.
3945 (is_gimple_omp): Use it.
3946 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3947 (verify_gimple_debug): Likewise.
3949 2009-09-09 Richard Guenther <rguenther@suse.de>
3951 PR tree-optimization/41101
3952 * tree-ssa-pre.c (maximal_set): Remove.
3953 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3954 Defer all blocks we didn't visit at least one successor.
3955 (add_to_exp_gen): Do not add to the maximal set.
3956 (make_values_for_phi): Likewise.
3957 (compute_avail): Likewise.
3958 (init_pre): Do not allocate the maximal set.
3959 (execute_pre): Do not dump it.
3961 2009-09-09 Martin Jambor <mjambor@suse.cz>
3963 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3964 an SSA_NAME rather than a is_gimple_variable.
3966 2009-09-09 Richard Guenther <rguenther@suse.de>
3969 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3970 code dealing with plain pointer bases.
3971 (maybe_fold_offset_to_reference): Likewise.
3972 (maybe_fold_stmt_addition): Adjust.
3974 2009-09-09 Richard Guenther <rguenther@suse.de>
3976 * tree.c (free_lang_data_in_type): Do not free the type variant
3978 (free_lang_data): Merge char_type_node with its properly signed
3980 (pass_ipa_free): Collect after freeing language specific data.
3982 2009-09-09 Michael Matz <matz@suse.de>
3985 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3986 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3987 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3990 2009-09-08 DJ Delorie <dj@redhat.com>
3992 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3994 2009-09-04 Jason Merrill <jason@redhat.com>
3996 * tree.c (tree_find_value): Remove.
3997 * tree.h: Remove prototype.
3998 * varasm.c (assemble_external): Use value_member instead.
4000 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4002 * toplev.c (process_options): Choose default debugging type when
4003 gtoggle enables debug info and type is unset.
4005 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4009 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4012 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4014 * configure: Rebuilt with modified libtool.m4.
4016 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4021 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4023 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4025 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4026 (remove_statement): Likewise.
4027 (rewrite_use_nonlinear_expr): Adjust.
4028 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4029 * tree-ssa.c (release_defs_bitset): ... this. New.
4030 * tree-flow.h (release_defs_bitset): Declare.
4032 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4035 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4036 in the middle block.
4038 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4040 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4041 via intptr_t to long type.
4042 (insert_operand_rank): Cast long type via intptr_t to
4044 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4046 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4047 from pointer to unsigned via uintptr_t.
4049 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4050 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4052 * configure: Regenerated.
4053 * config.in: Regenerated
4054 * system.h (stdint.h): Add include.
4055 (inttypes.h): Likewise.
4056 * Makefile.in (aclocal): Add config/stdint.m4.
4057 * aclocal.m4: Regenerated.
4059 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4061 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4063 (note_np_check_stores): New function.
4064 (harmless_null_pointer_p): New function.
4065 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4066 changed. Take into account whether we're in the shadow of a condjump
4067 that tested NP_REG for NULL.
4068 Lose all code that tested for SEQUENCEs.
4069 (workaround_speculation): Avoid inserting NOPs for loads that are
4070 either always executed or a NULL pointer.
4072 2009-09-08 Jan Hubicka <jh@suse.cz>
4074 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4075 * params.def (early-inlining-insns): Likewise.
4077 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4079 PR rtl-optimization/41239
4080 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4081 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4083 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4084 across calls, as the calls might not always return normally.
4085 (call_may_noreturn_p): New function.
4086 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4087 (init_deps): Initialize it.
4088 (remove_from_deps): Also remove calls from
4089 last_function_call_may_noreturn list.
4091 2009-09-07 Richard Henderson <rth@redhat.com>
4093 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4094 more VR->OPERANDS than LHS operands. Free LHS before returning.
4096 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4098 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4099 (attr "addrtype"): New member "spreg".
4100 Use it if mem_spfp_address_operand is true for the address.
4101 (attr "type"): New entry "stall".
4102 (cpu_unit "load"): New.
4103 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4105 (insn_reservation "loadsp"): New.
4106 (insn_reservation "load_stall1"): New.
4107 (insn_reservation "load_stall3"): New.
4109 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4110 (mem_p_address_operand): Exclude stack and frame pointer based
4112 (mem_spfp_address_operand): New; match them here.
4113 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4114 (bfin_reorg): Call it if scheduling insns.
4115 (bfin_gen_bundles): Remove dummy insns created by
4116 add_sched_insns_for_speculation.
4118 From Jie Zhang <jie.zhang@analog.com>:
4119 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4120 bfin_si_revision, bfin_workarounds): Move these ...
4121 * config/bfin/bfin.h: ... here.
4123 From Mike Frysinger <michael.frysinger@analog.com>
4124 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4125 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4126 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4127 bf547m, bf548m, and bf549m.
4128 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4129 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4130 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4131 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4132 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4133 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4134 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4135 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4136 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4137 bf542m, bf544m, bf547m, bf548m, and bf549m.
4139 From Jie Zhang <jie.zhang@analog.com>:
4140 * config/bfin/predicates.md (p_register_operand): New predicate.
4141 (dp_register_operand): New predicate.
4142 * config/bfin/bfin-protos.h (WA_05000074): Define.
4143 (ENABLE_WA_05000074): Define.
4144 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4145 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4146 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4147 (define_attr addrtype): Allow load/store register to be P register.
4148 (define_attr storereg): New.
4149 (define_cpu_unit anomaly_05000074): New.
4150 (define_insn_reservation dsp32shiftimm): New.
4151 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4152 (define_insn_reservation loadp): Cannot use slot2.
4153 (define_insn_reservation loadsp): Cannot use slot2.
4154 (define_insn_reservation storep): Cannot use slot2. Does not
4155 apply when working around 05000074.
4156 (define_insn_reservation storep_anomaly_05000074): New.
4157 (define_insn_reservation storei): Does not apply when working
4159 (define_insn_reservation storei_anomaly_05000074): New.
4160 (define_attr length): Add dsp32shiftimm case.
4161 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4162 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4163 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4164 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4165 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4167 2009-09-07 Martin Jambor <mjambor@suse.cz>
4170 * tree-sra.c (create_artificial_child_access): Return NULL if
4171 build_ref_for_offset fails.
4172 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4173 and create_artificial_child_access to fail.
4175 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4178 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4179 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4180 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4182 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4184 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4185 block, ensure it has an exit edge. Emit a barrier after a jump.
4187 2009-09-07 Nick Clifton <nickc@redhat.com>
4189 * gcc.c (this_is_linker_script): New variable. Like
4190 this_is_library_file but for the %T constructor.
4191 (end_going_arg): If this_is_linker_script is set then locate the
4192 script and insert a --script switch before it
4193 (do_spec_2): Initialise this_is_linker_script.
4194 (do_spec_1): Likewise. Handle %T construct.
4195 (eval_spec_function): Preserve this_is_linker_script.
4196 * doc/invoke.texi: Document %T construct in spec files.
4197 * config/m32c/m32c.h (LIB_SPEC): Use it.
4199 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4201 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4202 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4203 when volatile flag is set.
4204 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4206 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4209 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4210 (combine_stack_adjustments_for_block): Allow insns between stack
4211 adjustments and stores with corresponding pre-(dec|inc)rement or
4212 pre-modify operation.
4214 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4217 * combine-stack-adj.c (struct csa_memlist): Rename to...
4218 (struct csa_reflist): ... this. Rename mem field to ref.
4219 (free_csa_memlist): Rename to...
4220 (free_csa_reflist): ... this.
4221 (record_one_stack_memref): Rename to...
4222 (record_one_stack_ref): ... this. Handle also REG_P.
4223 (try_apply_stack_adjustment): Handle also REG_P.
4224 (struct record_stack_memrefs_data): Rename to...
4225 (struct record_stack_refs_data): ... this. Rename memlist field to
4227 (record_stack_memrefs): Rename to...
4228 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4229 subexpressions instead of failing when a MEM contains SP references.
4230 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4231 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4233 2009-09-06 Richard Guenther <rguenther@suse.de>
4236 * tree.c (build_array_type): Do not record types marked
4237 with structural equality in the canonical type hashtable.
4239 2009-09-06 Richard Guenther <rguenther@suse.de>
4242 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4244 2009-09-05 Richard Guenther <rguenther@suse.de>
4247 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4249 2009-09-05 Richard Guenther <rguenther@suse.de>
4252 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4254 2009-09-05 Richard Guenther <rguenther@suse.de>
4257 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4258 before comparing function argument types.
4260 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4263 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4266 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4269 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4271 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4272 locators before emit_insn is called.
4274 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4277 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4278 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4279 (reginfo_init): Don't call allocate_reg_info.
4281 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4284 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4285 NONDEBUG_INSN_P instead of INSN_P.
4287 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4290 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4292 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4295 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4296 pattern of the split.
4298 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4300 * toplev.c (process_options): Move setter of flag_var_tracking
4301 before other tests that depend on it. Move down setter of
4302 flag_rename_registers. Don't enable var-tracking-assignments
4303 by default if selective scheduling is enabled. Warn if both
4306 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4308 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4309 comment. Use switch statement to catch overlaps between rtx
4310 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4311 (IS_DECL_CODE): ... here. Remove.
4312 (check_value_is_not_decl): Remove.
4313 (dv_from_decl, dv_from_value): Check after conversion.
4315 2009-09-04 Richard Guenther <rguenther@suse.de>
4318 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4319 after emitting tunks. Move emitting thunks and ctors from ...
4320 (cgraph_optimize): ... here. Remove redundant
4321 cgraph_analyze_functions.
4322 * varasm.c (find_decl_and_mark_needed): Remove no longer
4324 (finish_aliases_1): Adjust check for thunk aliases.
4326 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4328 * config/arm/arm.md (ctzsi2): Added braces
4329 to avoid warning that broke booststrap.
4331 2009-09-04 Martin Jambor <mjambor@suse.cz>
4333 PR tree-optimization/41112
4334 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4335 handle variable-bounded arrays.
4336 (expr_with_var_bounded_array_refs_p): New function.
4337 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4339 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4341 * config/s390/2097.md: Removed two incorrect bypasses.
4342 (z10_fsimpdf): Fixed latency.
4343 (z10_fhex): New insn_reservation.
4344 (z10_floaddf): Fixed latency.
4345 (z10_floadsf): Fixed latency.
4346 (z10_ftrunctf): Fixed latency.
4347 (z10_ftruncdf): Fixed latency.
4348 * config/s390/s390.c (z10_cost): Fixed values.
4349 (s390_adjust_priority): Added z10 path.
4350 * config/s390/s390.md (type): Added fhex.
4351 (*mov<mode>_64dfp): Updated type attribute.
4352 (*mov<mode>_64): Updated type attribute.
4353 (*mov<mode>_31): Updated type attribute.
4354 (*mov<mode>"): Likewise.
4355 * config/s390/2084.md (x_fsimpdf): Updated condition.
4357 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4359 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4360 RTXs in the predicate for operand 1.
4362 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4364 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4365 (rbitsi2): New insn.
4366 (ctzsi2): New expand.
4367 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4369 2009-09-03 Martin Jambor <mjambor@suse.cz>
4371 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4372 (create_artificial_child_access): Use build_ref_for_offset instead
4373 of duplicate_expr_for_different_base.
4374 (propagate_subacesses_accross_link): Likewise.
4376 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4378 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4380 (mips16e_collect_argument_saves): Skip debug instructions.
4381 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4382 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4383 (r10k_insert_cache_barriers): Likewise.
4384 (mips_reorg_process_insns): Likewise.
4386 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4389 * ira.c (update_equiv_reg): Remove check on class likely spill.
4391 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4394 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4395 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4399 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4400 the stack slot if it is passed by invisible reference.
4401 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4402 by invisible reference.
4404 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4406 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4407 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4408 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4410 * config/bfin/sync.md: New file.
4411 * config/bfin/bfin.md: Include it.
4412 (UNSPEC_ATOMIC): New.
4413 (UNSPEC_ONES): Provide a unique number.
4415 From Jie Zhang <jie.zhang@analog.com>:
4416 * config/bfin/bfin.c (ret_regs): New.
4417 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4418 (must_save_rets_p): New.
4419 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4420 current_function_is_leaf.
4421 (do_link): Likewise.
4422 (do_unlink): Likewise.
4423 (expand_interrupt_handler_prologue): Use ret_regs array.
4424 (expand_interrupt_handler_epilogue): Use ret_regs array and
4425 pass return register to gen_return_internal.
4426 (bfin_expand_epilogue): Pass return register to
4427 gen_return_internal.
4428 (bfin_expand_call): Explicitly clobber RETS.
4429 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4430 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4431 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4432 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4434 (return_internal): Take a reg rtx rather than the register number.
4436 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4438 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4439 when comparing against estimated_loop_iterations_int return.
4441 2009-09-03 Richard Guenther <rguenther@suse.de>
4443 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4444 eh_personality_libfunc.
4446 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4448 * tree-parloops.c (separate_decls_in_region): Add space.
4450 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4452 * tree-parloops.c (separate_decls_in_region): Change the condition
4453 checking if there are reductions in the loop.
4455 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4457 PR tree-optimization/38275
4458 * tree-parloops.c (parallelize_loops): Replace profitability condition
4459 for expected number of iterations.
4461 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4463 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4464 (bootstrap-debug): Explain conditions in which it becomes default.
4465 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4468 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4470 * doc/invoke.texi (Optimize Options): Move
4471 -finline-small-functions to the -O2 list.
4473 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4475 * toplev.c (process_options): Enable var-tracking-assignments
4476 by default if var-tracking is enabled.
4478 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4480 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4482 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4483 * rtl.h (prev_nonnote_insn_bb): Declare it.
4485 2009-09-03 Diego Novillo <dnovillo@google.com>
4487 * cgraph.c (cgraph_node_for_decl): New.
4488 * cgraph.h (cgraph_node_for_decl): Declare.
4489 * tree.c (host_integerp): Return 0 if T is NULL.
4491 2009-09-03 Diego Novillo <dnovillo@google.com>
4493 * tree.h (struct alias_pair): Move from varasm.c.
4494 (alias_pairs): Likewise.
4495 (TYPE_MAXVAL): Define.
4496 (TYPE_MINVAL): Define.
4497 (iterative_hash_host_wide_int): Declare.
4498 (remove_unreachable_alias_pairs): Declare.
4499 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4500 * diagnostic.c (default_diagnostic_starter): Make extern.
4501 (default_diagnostic_finalizer): Make extern.
4502 * diagnostic.h (default_diagnostic_starter): Declare.
4503 (default_diagnostic_finalizer): Declare.
4504 (default_tree_printer): Declare.
4505 * toplev.c (default_tree_printer): Make extern.
4507 2009-09-03 Richard Guenther <rguenther@suse.de>
4508 Diego Novillo <dnovillo@google.com>
4510 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4511 * cgraphunit.c (cgraph_expand_function): Do not emit
4512 associated thunks from here.
4513 (cgraph_emit_thunks): New.
4514 (cgraph_optimize): Call it.
4515 Return if any IPA pass finds an error.
4516 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4519 2009-09-03 Simon Baldwin <simonb@google.com>
4520 Rafael Espindola <espindola@google.com>
4521 Richard Guenther <rguenther@suse.de>
4522 Doug Kwan <dougkwan@google.com>
4523 Diego Novillo <dnovillo@google.com>
4525 * tree.c: Include tree-pass.h, langhooks-def.h,
4526 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4527 (free_lang_data_in_type): New.
4528 (need_assembler_name_p): New.
4529 (free_lang_data_in_block): New.
4530 (free_lang_data_in_decl): New.
4531 (struct free_lang_data_d): New.
4532 (add_tree_to_fld_list): New.
4533 (find_decls_types_r): New.
4534 (get_eh_types_for_runtime): New.
4535 (find_decls_types_in_eh_region): New.
4536 (find_decls_types_in_node): New.
4537 (find_decls_types_in_var): New.
4538 (free_lang_data_in_cgraph): New.
4539 (free_lang_data): New.
4540 (gate_free_lang_data): New.
4541 (pass_ipa_free_lang_data): New.
4543 2009-09-03 Diego Novillo <dnovillo@google.com>
4545 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4546 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4547 (lang_hooks): Remove const qualifier.
4548 * ipa.c (cgraph_remove_unreachable_nodes): Call
4549 remove_unreachable_alias_pairs.
4550 * except.c (add_type_for_runtime): Check if TYPE has
4551 already been converted.
4552 (lookup_type_for_runtime): Likewise.
4553 (check_handled): Handle converted types.
4554 * varasm.c (remove_unreachable_alias_pairs): New.
4555 * gimple.c: Include demangle.h.
4556 (gimple_decl_printable_name): New.
4557 (gimple_fold_obj_type_ref): New.
4558 * gimple.h (gimple_decl_printable_name): Declare.
4559 (gimple_fold_obj_type_ref): Declare.
4560 * passes.c (init_optimization_passes): Add pass
4561 pass_ipa_free_lang_data.
4562 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4563 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4565 2009-09-03 Diego Novillo <dnovillo@google.com>
4567 * c-lang.c (lang_hooks): Remove const qualifier.
4569 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4571 * doc/install.texi (*-*-freebsd*): Update target information.
4573 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4575 * hard-reg-set.h (call_fixed_regs): Remove.
4576 * reginfo.c (call_fixed_regs): Remove.
4577 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4578 (globalize_reg): Don't use call_fixed_regs.
4579 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4582 2009-09-01 Michael Matz <matz@suse.de>
4584 * expr.h (emit_storent_insn, expand_expr_real_1,
4585 expand_expr_real_2): Declare.
4586 * expr.c (emit_storent_insn, expand_expr_real_1,
4587 expand_expr_real_2): Export.
4588 (store_expr): Setting and evaluating dont_return_target is useless.
4589 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4590 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4591 * except.c (expand_resx_expr): Rename to ...
4592 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4593 * except.h (expand_resx_stmt): Declare.
4594 * stmt.c: Add include gimple.h
4595 (expand_asm_expr): Rename to ...
4596 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4597 (expand_case): Rewrite to take gimple statement.
4598 * tree.h (expand_asm_stmt): Declare.
4599 (expand_case): Change prototype.
4600 * Makefile.in (stmt.o): Depend on gimple.h.
4601 * builtins.c (expand_builtin_synchronize): Build gimple asm
4602 statement, not an ASM_EXPR.
4603 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4604 gimple_to_tree, release_stmt_tree): Remove.
4605 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4606 ggc_free, but hold comparison code and operands separately.
4607 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4608 (expand_call_stmt, expand_gimple_stmt_1,
4609 expand_gimple_stmt): New helpers.
4610 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4611 release_stmt_tree. Call expand_gimple_stmt instead.
4612 (expand_gimple_basic_block): Ditto.
4614 * calls.c (emit_call_1): Don't look at EH regions here, make
4615 fntree parameter useless.
4616 (expand_call): New local rettype for TREE_TYPE(exp), use it
4617 throughout. Remove local p, use addr instead.
4618 Don't look at EH regions here.
4620 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4622 * doc/invoke.texi (-fsched-pressure): Document it.
4623 (-fsched-reg-pressure-heuristic): Remove it.
4625 * reload.c (ira.h): Include.
4626 (find_reloads): Add choosing reload on number of small spilled
4629 * haifa-sched.c (ira.h): Include.
4630 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4631 saved_reg_pressure, curr_reg_live, saved_reg_live,
4632 region_ref_regs): New variables.
4633 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4634 initiate_reg_pressure_info, setup_ref_regs,
4635 initiate_bb_reg_pressure_info, save_reg_pressure,
4636 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4638 (setup_insn_reg_pressure_info): New function.
4639 (rank_for_schedule): Add pressure checking and insn issue time.
4640 Remove comparison of insn reg weights.
4641 (ready_sort): Set insn reg pressure info.
4642 (update_register_pressure, setup_insn_max_reg_pressure,
4643 update_reg_and_insn_max_reg_pressure,
4644 sched_setup_bb_reg_pressure_info): New functions.
4645 (schedule_insn): Add code for printing and updating reg pressure info.
4646 (find_set_reg_weight, find_insn_reg_weight): Remove.
4647 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4648 (debug_ready_list): Print reg pressure info.
4649 (schedule_block): Ditto. Check insn issue time.
4650 (sched_init): Set up sched_pressure_p. Allocate and set up some
4651 reg pressure related info.
4652 (sched_finish): Free some reg pressure related info.
4653 (fix_tick_ready): Make insn always ready if pressure_p.
4654 (init_h_i_d): Don't call find_insn_reg_weight.
4655 (haifa_finish_h_i_d): Free insn reg pressure info.
4657 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4658 ira_memory_move_cost, ira_class_hard_regs,
4659 ira_class_hard_regs_num, ira_no_alloc_regs,
4660 ira_available_class_regs, ira_reg_class_cover_size,
4661 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4663 * ira-lives.c (single_reg_class): Check mode to find how many
4664 registers are necessary for operand.
4665 (ira_implicitly_set_insn_hard_regs): New.
4667 * common.opt (fsched-pressure): New options.
4668 (fsched-reg-pressure-heuristic): Remove.
4670 * ira.c (setup_eliminable_regset): Rename to
4671 ira_setup_eliminable_regset. Make it external.
4672 (expand_reg_info): Pass cover class to setup_reg_classes.
4673 (ira): Call resize_reg_info instead of allocate_reg_info.
4675 * sched-deps.c: Include ira.h.
4676 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4677 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4678 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4679 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4680 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4681 mark_insn_reg_store, mark_insn_reg_clobber,
4682 setup_insn_reg_pressure_info): New.
4683 (sched_analyze_1): Update implicit_reg_pending_uses.
4684 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4685 Use them to create dependencies. Set insn reg uses and pressure
4686 info. Process reg_pending_uses in one place.
4687 (free_deps): Free implicit sets.
4688 (remove_from_deps): Remove implicit sets if necessary. Check
4689 implicit sets when clearing reg_last_in_use.
4690 (init_deps_global): Clear implicit_reg_pending_clobbers and
4691 implicit_reg_pending_uses.
4693 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4694 ira_memory_move_cost, ira_class_hard_regs,
4695 ira_class_hard_regs_num, ira_no_alloc_regs,
4696 ira_available_class_regs, ira_reg_class_cover_size,
4697 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4698 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4699 ira_implicitly_set_insn_hard_regs): New prototypes.
4701 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4702 cost_elements_num): New variables.
4703 (allocno_costs, total_costs): Rename to costs and
4704 total_allocno_costs.
4705 (COSTS_OF_ALLOCNO): Rename to COSTS.
4706 (allocno_pref): Rename to pref.
4707 (allocno_pref_buffer): Rename to pref_buffer.
4708 (common_classes): Rename to regno_cover_class.
4710 (record_reg_classes): Set allocno attributes only if allocno_p.
4711 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4712 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4713 and COSTS_OF_ALLOCNO.
4714 (print_costs): Rename to print_allocno_costs.
4715 (print_pseudo_costs): New.
4716 (process_bb_node_for_costs): Split into 2 functions with new
4717 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4718 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4719 new parameter dump_file. Use cost_elements_num instead of
4720 ira_allocnos_num. Make one iteration if preferred classes were
4721 already calculated for scheduler. Make 2 versions of code
4722 depending on allocno_p.
4723 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4724 regno_cover_class and COSTS instead of common_classes and
4726 (init_costs, finish_costs): New.
4727 (ira_costs): Set up allocno_p and cost_elements_num. Call
4728 init_costs and finish_costs.
4729 (ira_set_pseudo_classes): New.
4731 * rtl.h (allocate_reg_info): Remove.
4732 (resize_reg_info): Change return type.
4733 (reg_cover_class): New.
4734 (setup_reg_classes): Add new parameter.
4736 * sched-int.h (struct deps_reg): New member implicit_sets.
4737 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4738 (INCREASE_BITS): New macro.
4739 (struct reg_pressure_data, struct reg_use_data): New.
4740 (struct _haifa_insn_data): Remove reg_weight. Add members
4741 reg_pressure, reg_use_list, reg_set_list, and
4742 reg_pressure_excess_cost_change.
4743 (struct deps): New member implicit_sets.
4744 (pressure_p): New variable.
4745 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4746 (struct reg_pressure_data, struct reg_use_data): New.
4747 (INSN_REG_WEIGHT): Remove.
4748 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4749 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4750 (sched_init_region_reg_pressure_info,
4751 sched_setup_bb_reg_pressure_info): New prototypes.
4753 * reginfo.c (struct reg_pref): New member coverclass.
4754 (reg_cover_class): New function.
4755 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4756 (reg_info_size): New variable.
4757 (allocate_reg_info): Make static. Setup reg_info_size.
4758 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4759 (setup_reg_classes): Add a new parameter. Setup cover class too.
4761 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4764 * sched-rgn.c (deps_join): Set up implicit_sets.
4765 (schedule_region): Set up region and basic blocks pressure
4768 * passes.c (init_optimization_passes): Move
4769 pass_subregs_of_mode_init before pass_sched.
4771 2009-09-02 Martin Jambor <mjambor@suse.cz>
4773 * tree-sra.c (struct access): New field grp_hint.
4774 (dump_access): Dump grp_hint.
4775 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4777 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4778 those which have been specifically read and somehow written to.
4779 (propagate_subacesses_accross_link): Set grp_hint of right child and
4780 also possibly of the left child.
4782 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4784 * tree-object-size.c (addr_object_size): Always use object_size_type
4785 0 or 2 when determining the pointer pointed object size.
4787 2009-09-02 Richard Guenther <rguenther@suse.de>
4790 2009-08-31 Richard Guenther <rguenther@suse.de>
4792 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4793 to query if the memory regions for memmove overlap.
4794 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4795 asserts on pointers, instead deal with odd trees.
4796 (ptr_derefs_may_alias_p): Likewise.
4797 (refs_may_alias_p_1): Constructor bases also never alias.
4799 2009-08-01 Christian Bruel <christian.bruel@st.com>
4802 2009-07-31 Christian Bruel <christian.bruel@st.com>
4803 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4805 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4807 * doc/invoke.texi (-fvar-tracking-assignments): New.
4808 (-fvar-tracking-assignments-toggle): New.
4809 (-fdump-final-insns=file): Mark filename as optional.
4810 (--param min-nondebug-insn-uid): New.
4811 (-gdwarf-@{version}): Mention version 4.
4812 * opts.c (common_handle_option): Accept it.
4813 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4814 * regrename.c (regrename_optimize): Drop last. Don't count debug
4815 insns as uses. Don't reject change because of debug insn.
4816 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4817 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4818 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4819 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4820 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4821 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4822 * doc/gimple.texi (is_gimple_debug): New.
4823 (gimple_debug_bind_p): New.
4824 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4825 * doc/install.texi (bootstrap-debug): More details.
4826 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4827 (bootstrap-debug-lib): More details.
4828 (bootstrap-debug-ckovw): Update.
4829 (bootstrap-time): New.
4830 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4831 (insert_phi_nodes_for): Insert debug stmts.
4832 (rewrite_stmt): Take iterator. Insert debug stmts.
4833 (rewrite_enter_block): Adjust.
4834 (maybe_replace_use_in_debug_stmt): New.
4835 (rewrite_update_stmt): Use it.
4836 (mark_use_interesting): Return early for debug stmts.
4837 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4838 stmts before replacing stmt.
4839 (move_computations_stmt): Likewise.
4840 * ira-conflicts.c (add_copies): Skip debug insns.
4841 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4842 (regstat_bb_compute_ri): Skip debug insns.
4843 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4844 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4845 check_loop_closed_ssa_stmt): Skip debug stmts.
4846 * tree-tailcall.c (find_tail_calls): Likewise.
4847 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4848 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4849 (build_var_debug_value_stat): Declare.
4850 (build_var_debug_value): Define.
4851 (target_for_debug_bind): Declare.
4852 * reload.c (find_equiv_reg): Skip debug insns.
4853 * rtlanal.c (reg_used_between_p): Skip debug insns.
4854 (side_effects_p): Likewise.
4855 (canonicalize_condition): Likewise.
4856 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4857 insns never depend on debug insns.
4858 (create_ddg_dep_no_link): Likewise.
4859 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4860 Don't add inter-loop dependencies for debug insns.
4861 (build_intra_loop_deps): Likewise.
4862 (create_ddg): Count debug insns.
4863 * ddg.h (struct ddg::num_debug): New.
4864 (num_backargs): Pair up with previous int field.
4865 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4866 -fcompare-debug-second.
4867 * final.c (get_attr_length_1): Skip debug insns.
4868 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4869 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4870 (driver_self_specs): Map -fdump-final-insns to
4871 -fdump-final-insns=..
4872 (get_local_tick): New.
4873 (compare_debug_dump_opt_spec_function): Test for . argument and
4874 compute output name. Compute temp output spec without flag name.
4875 Compute -frandom-seed.
4876 (OPT): Undef after use.
4877 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4878 (average_num_loop_insns): Likewise.
4879 * params.h (MIN_NONDEBUG_INSN_UID): New.
4880 * gimple.def (GIMPLE_DEBUG): New.
4881 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4882 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4883 (merge_in_block): Fix whitespace.
4884 * toplev.c (flag_var_tracking): Update comment.
4885 (flag_var_tracking_assignments): New.
4886 (flag_var_tracking_assignments_toggle): New.
4887 (process_options): Don't open final insns dump file if we're not
4888 going to write to it. Compute defaults for var_tracking.
4889 * df-scan.c (df_insn_rescan_debug_internal): New.
4890 (df_uses_record): Handle debug insns.
4891 * haifa-sched.c (ready): Initialize n_debug.
4892 (contributes_to_priority): Skip debug insns.
4893 (dep_list_size): New.
4895 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4896 they're ready. Disregard previous debug insns to make decisions.
4897 (queue_insn): Never queue debug insns.
4898 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4899 (schedule_insn): Don't reject debug insns because of issue rate.
4900 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4901 (queue_to_ready): Skip and discount debug insns.
4902 (choose_ready): Let debug insns through.
4903 (schedule_block): Check boundary debug insns. Discount debug
4904 insns, schedule them early. Adjust whitespace.
4905 (set_priorities): Check for boundary debug insns.
4906 (add_jump_dependencies): Use dep_list_size.
4907 (prev_non_location_insn): New.
4908 (check_cfg): Use it.
4909 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4911 (remove_unused_ivs): Reset debug stmts.
4912 * modulo-sched.c (const_iteration_count): Skip debug insns.
4913 (res_MII): Discount debug insns.
4914 (loop_single_full_bb_p): Skip debug insns.
4915 (sms_schedule): Likewise.
4916 (sms_schedule_by_order): Likewise.
4917 (ps_has_conflicts): Likewise.
4918 * caller-save.c (refmarker_fn): New.
4919 (save_call_clobbered_regs): Replace regs with saved mem in
4921 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4922 Call refmarker_fn mark for hardregnos.
4923 (mark_reg_as_referenced): New.
4924 (replace_reg_with_saved_mem): New.
4925 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4926 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4928 (cse_extended_basic_block): Skip debug insns.
4929 (count_reg_usage): Likewise.
4930 (is_dead_reg): New, split out of...
4931 (set_live_p): ... here.
4932 (insn_live_p): Use it for debug insns.
4933 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4934 (execute_optimize_stdarg): Likewise.
4935 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4936 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4937 changes in debug stmts as changes.
4938 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4939 (moveup_expr): Don't move across debug insns. Don't move
4940 debug insn if it would create a bookkeeping block.
4941 (moveup_expr_cached): Don't use cache for debug insns that
4942 are heads of blocks.
4943 (compute_av_set_inside_bb): Skip debug insns.
4944 (sel_rank_for_schedule): Schedule debug insns first. Remove
4946 (block_valid_for_bookkeeping_p); Support lax searches.
4947 (create_block_for_bookkeeping): Adjust block numbers when
4948 encountering debug-only blocks.
4949 (find_place_for_bookkeeping): Deal with debug-only blocks.
4950 (generate_bookkeeping_insn): Accept no place to insert.
4951 (remove_temp_moveop_nops): New argument full_tidying.
4952 (prepare_place_to_insert): Deal with debug insns.
4953 (advance_state_on_fence): Debug insns don't start cycles.
4954 (update_boundaries): Take fence as argument. Deal with
4956 (schedule_expr_on_boundary): No full_tidying on debug insns.
4957 (fill_insns): Deal with debug insns.
4958 (track_scheduled_insns_and_blocks): Don't count debug insns.
4959 (need_nop_to_preserve_insn_bb): New, split out of...
4960 (remove_insn_from_stream): ... this.
4961 (fur_orig_expr_not_found): Skip debug insns.
4962 * rtl.def (VALUE): Move up.
4964 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4965 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4966 Set it if debug stmts are found.
4967 (statement_sink_location): Skip debug stmts. Propagate
4968 moving defs into debug stmts.
4969 * ifcvt.c (first_active_insn): Skip debug insns.
4970 (last_active_insns): Likewise.
4971 (cond_exec_process_insns): Likewise.
4972 (noce_process_if_block): Likewise.
4973 (check_cond_move_block): Likewise.
4974 (cond_move_convert_if_block): Likewise.
4975 (block_jumps_and_fallthru_p): Likewise.
4976 (dead_or_predicable): Likewise.
4977 * dwarf2out.c (debug_str_hash_forced): New.
4978 (find_AT_string): Add comment.
4979 (gen_label_for_indirect_string): New.
4980 (get_debug_string_label): New.
4981 (AT_string_form): Use it.
4982 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4983 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4984 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4985 several operations that cannot be represented with DWARF opcodes.
4986 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4987 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4988 (dwarf2out_var_location): Take during-call mark into account.
4989 (output_indirect_string): Update comment. Output if there are
4990 label and references.
4991 (prune_indirect_string): New.
4992 (prune_unused_types): Call it if debug_str_hash_forced.
4993 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4994 (dw_long_long_const): Remove.
4995 (struct dw_val_struct): Change val_long_long type to rtx.
4996 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4997 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4998 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4999 component instead of HOST_BITS_PER_LONG.
5000 (output_loc_operands): Likewise. For const8* assert
5001 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5002 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5003 rather than HOST_BITS_PER_LONG is >= 64.
5004 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5006 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5007 HOST_BITS_PER_LONG for dw_val_class_long_long.
5008 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5009 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5010 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5012 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5013 Handle DW_OP_implicit_value.
5014 (extract_int): Move prototype earlier.
5015 (mem_loc_descriptor): For SUBREG punt if inner
5016 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5017 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5018 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5019 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5020 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5021 instead of Pmode size.
5022 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5023 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5024 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5025 (concat_loc_descriptor, concatn_loc_descriptor,
5026 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5027 (add_location_or_const_value_attribute): Likewise. For single
5028 location loc_lists attempt to use add_const_value_attribute
5029 for constant decls. Add DW_AT_const_value even if
5030 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5032 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5033 (control_flow_insn_p): Likewise.
5034 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5035 (separate_decls_in_region_debug_bind): New.
5036 (separate_decls_in_region): Process debug bind stmts afterwards.
5037 * recog.c (verify_changes): Handle debug insns.
5038 (extract_insn): Likewise.
5039 (peephole2_optimize): Skip debug insns.
5040 * dse.c (scan_insn): Skip debug insns.
5041 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5043 (setup_id_for_insn): Handle debug insns.
5044 (maybe_tidy_empty_bb): Adjust whitespace.
5045 (tidy_control_flow): Skip debug insns.
5046 (sel_remove_insn): Adjust for debug insns.
5047 (sel_estimate_number_of_insns): Skip debug insns.
5048 (create_insn_rtx_from_pattern): Handle debug insns.
5049 (create_copy_of_insn_rtx): Likewise.
5050 * sel-sched-.h (sel_bb_end): Declare.
5051 (sel_bb_empty_or_nop_p): New.
5052 (get_all_loop_exits): Use it.
5053 (_eligible_successor_edge_p): Likewise.
5054 (return_nop_to_pool): Adjust.
5055 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5056 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5057 * gimple-pretty-print.c (dump_gimple_debug): New.
5058 (dump_gimple_stmt): Use it.
5059 (dump_bb_header): Skip gimple debug stmts.
5060 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5061 (fixup_match_2): Likewise.
5062 (regmove_backward_pass): Likewise. Simplify combined
5063 replacement. Handle debug insns.
5064 * function.c (instantiate_virtual_regs): Handle debug insns.
5065 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5066 * print-rtl.h: Include cselib.h.
5067 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5068 * df.h (df_inns_rescan_debug_internal): Declare.
5069 * gcse.c (alloc_hash_table): Estimate n_insns.
5070 (cprop_insn): Don't regard debug insns as changes.
5071 (bypass_conditional_jumps): Skip debug insns.
5072 (one_pre_gcse_pass): Adjust.
5073 (one_code_hoisting_pass): Likewise.
5074 (compute_ld_motion_mems): Skip debug insns.
5075 (one_cprop_pass): Adjust.
5076 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5077 (if_convertible_stmt_p): Handle debug stmts.
5078 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5079 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5080 * ira-build.c (create_bb_allocnos): Skip debug insns.
5081 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5082 (has_single_use): Likewise.
5083 (single_imm_use): Likewise.
5084 (num_imm_uses): Likewise.
5085 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5086 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5087 (create_outofssa_var_map): Likewise.
5088 * lower-subreg.c (adjust_decomposed_uses): New.
5089 (resolve_debug): New.
5090 (decompose_multiword_subregs): Use it.
5091 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5092 * emit-rtl.c: Include params.h.
5093 (cur_debug_insn_uid): Define.
5094 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5095 (copy_rtx_if_shared_1): Handle debug insns.
5096 (reset_used_flags): Likewise.
5097 (set_used_flags): LIkewise.
5098 (get_max_insn_count): New.
5099 (next_nondebug_insn): New.
5100 (prev_nondebug_insn): New.
5101 (make_debug_insn_raw): New.
5102 (emit_insn_before_noloc): Handle debug insns.
5103 (emit_jump_insn_before_noloc): Likewise.
5104 (emit_call_insn_before_noloc): Likewise.
5105 (emit_debug_insn_before_noloc): New.
5106 (emit_insn_after_noloc): Handle debug insns.
5107 (emit_jump_insn_after_noloc): Likewise.
5108 (emit_call_insn_after_noloc): Likewise.
5109 (emit_debug_insn_after_noloc): Likewise.
5110 (emit_insn_after): Take loc from earlier non-debug insn.
5111 (emit_jump_insn_after): Likewise.
5112 (emit_call_insn_after): Likewise.
5113 (emit_debug_insn_after_setloc): New.
5114 (emit_debug_insn_after): New.
5115 (emit_insn_before): Take loc from later non-debug insn.
5116 (emit_jump_insn_before): Likewise.
5117 (emit_call_insn_before): Likewise.
5118 (emit_debug_insn_before_setloc): New.
5119 (emit_debug_insn_before): New.
5120 (emit_insn): Handle debug insns.
5121 (emit_debug_insn): New.
5122 (emit_jump_insn): Handle debug insns.
5123 (emit_call_insn): Likewise.
5125 (init_emit): Take min-nondebug-insn-uid into account.
5126 Initialize cur_debug_insn_uid.
5127 (emit_copy_of_insn_after): Handle debug insns.
5128 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5129 location of single rhs in place.
5130 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5131 (floor_sdiv_adjust): New.
5132 (cell_sdiv_adjust): New.
5133 (cell_udiv_adjust): New.
5134 (round_sdiv_adjust): New.
5135 (round_udiv_adjust): New.
5136 (wrap_constant): Moved from cselib.
5137 (unwrap_constant): New.
5138 (expand_debug_expr): New.
5139 (expand_debug_locations): New.
5140 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5142 (gimple_expand_cfg): Expand debug locations.
5143 * cselib.c: Include tree-pass.h.
5144 (struct expand_value_data): New.
5145 (cselib_record_sets_hook): New.
5146 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5147 (cselib_clear_table): Move, and implemnet in terms of...
5148 (cselib_reset_table_with_next_value): ... this.
5149 (cselib_get_next_unknown_value): New.
5150 (discard_useless_locs): Don't discard preserved values.
5151 (cselib_preserve_value): New.
5152 (cselib_preserved_value_p): New.
5153 (cselib_preserve_definitely): New.
5154 (cselib_clear_preserve): New.
5155 (cselib_preserve_only_values): New.
5156 (new_cselib_val): Take rtx argument. Dump it in details.
5157 (cselib_lookup_mem): Adjust.
5158 (expand_loc): Take regs_active in struct. Adjust. Silence
5159 dumps unless details are requested.
5160 (cselib_expand_value_rtx_cb): New.
5161 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5162 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5163 without details. Copy more subregs. Try to resolve values
5164 using a callback. Wrap constants.
5165 (cselib_subst_to_values): Adjust.
5166 (cselib_log_lookup): New.
5167 (cselib_lookup): Call it.
5168 (cselib_invalidate_regno): Don't count preserved values as useless.
5169 (cselib_invalidate_mem): Likewise.
5170 (cselib_record_set): Likewise.
5171 (struct set): Renamed to cselib_set, moved to cselib.h.
5172 (cselib_record_sets): Adjust. Call hook.
5173 (cselib_process_insn): Reset table when it would be cleared.
5174 (dump_cselib_val): New.
5175 (dump_cselib_table): New.
5176 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5177 (remove_forwarder_block): Support moving debug stmts.
5178 * cselib.h (cselib_record_sets_hook): Declare.
5179 (cselib_expand_callback): New type.
5180 (cselib_expand_value_rtx_cb): Declare.
5181 (cselib_reset_table_with_next_value): Declare.
5182 (cselib_get_next_unknown_value): Declare.
5183 (cselib_preserve_value): Declare.
5184 (cselib_preserved_value_p): Declare.
5185 (cselib_preserve_only_values): Declare.
5186 (dump_cselib_table): Declare.
5187 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5188 (try_crossjump_to_edge): Likewise.
5189 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5190 dominated blocks when debug stmts are present.
5191 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5192 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5193 (set_var_live_on_entry): Likewise.
5194 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5195 * cfglayout.c (curr_location, last_location): Make static.
5196 (set_curr_insn_source_location): Don't avoid bouncing.
5197 (get_curr_insn_source_location): New.
5198 (get_curr_insn_block): New.
5199 (duplicate_insn_chain): Handle debug insns.
5200 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5202 * common.opt (fcompare-debug): Move to sort order.
5203 (fdump-unnumbered-links): Likewise.
5204 (fvar-tracking-assignments): New.
5205 (fvar-tracking-assignments-toggle): New.
5206 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5207 because of debug stmts.
5208 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5209 (eliminate_unnecessary_stmts): Walk dominated blocks before
5211 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5212 * ira.c (memref_used_between_p): Skip debug insns.
5213 (update_equiv_regs): Likewise.
5214 * sched-deps.c (sd_lists_size): Accept empty list.
5215 (sd_init_insn): Mark debug insns.
5216 (sd_finish_insn): Unmark them.
5217 (sd_add_dep): Reject non-debug deps on debug insns.
5218 (fixup_sched_groups): Give debug insns group treatment.
5220 (sched_analyze_reg): Don't mark debug insns for sched before call.
5221 (sched_analyze_2): Handle debug insns.
5222 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5224 (deps_analyze_insn): Handle debug insns.
5225 (deps_start_bb): Skip debug insns.
5226 (init_deps): Initialize last_debug_insn.
5227 * tree-ssa.c (target_for_debug_bind): New.
5228 (find_released_ssa_name): New.
5229 (propagate_var_def_into_debug_stmts): New.
5230 (propagate_defs_into_debug_stmts): New.
5231 (verify_ssa): Skip debug bind stmts without values.
5232 (warn_uninialized_vars): Skip debug stmts.
5233 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5234 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5235 (rtx_equal_p): Likewise.
5236 * ira-costs.c (scan_one_insn): Skip debug insns.
5237 (process_bb_node_for_hard_reg_moves): Likewise.
5238 * rtl.h (DEBUG_INSN_P): New.
5239 (NONDEBUG_INSN_P): New.
5240 (MAY_HAVE_DEBUG_INSNS): New.
5241 (INSN_P): Accept debug insns.
5242 (RTX_FRAME_RELATED_P): Likewise.
5243 (INSN_DELETED_P): Likewise
5244 (PAT_VAR_LOCATION_DECL): New.
5245 (PAT_VAR_LOCATION_LOC): New.
5246 (PAT_VAR_OCATION_STATUS): New.
5247 (NOTE_VAR_LOCATION_DECL): Reimplement.
5248 (NOTE_VAR_LOCATION_LOC): Likewise.
5249 (NOTE_VAR_LOCATION_STATUS): Likewise.
5250 (INSN_VAR_LOCATION): New.
5251 (INSN_VAR_LOCATION_DECL): New.
5252 (INSN_VAR_LOCATION_LOC): New.
5253 (INSN_VAR_LOCATION_STATUS): New.
5254 (gen_rtx_UNKNOWN_VAR_LOC): New.
5255 (VAR_LOC_UNKNOWN_P): New.
5256 (NOTE_DURING_CALL_P): New.
5257 (SCHED_GROUP_P): Accept debug insns.
5258 (emit_debug_insn_before): Declare.
5259 (emit_debug_insn_before_noloc): Declare.
5260 (emit_debug_insn_beore_setloc): Declare.
5261 (emit_debug_insn_after): Declare.
5262 (emit_debug_insn_after_noloc): Declare.
5263 (emit_debug_insn_after_setloc): Declare.
5264 (emit_debug_insn): Declare.
5265 (make_debug_insn_raw): Declare.
5266 (prev_nondebug_insn): Declare.
5267 (next_nondebug_insn): Declare.
5268 (delegitimize_mem_from_attrs): Declare.
5269 (get_max_insn_count): Declare.
5270 (wrap_constant): Declare.
5271 (unwrap_constant): Declare.
5272 (get_curr_insn_source_location): Declare.
5273 (get_curr_insn_block): Declare.
5274 * tree-inline.c (insert_debug_decl_map): New.
5275 (processing_debug_stmt): New.
5276 (remap_decl): Don't create new mappings in debug stmts.
5277 (remap_gimple_op_r): Don't add references in debug stmts.
5278 (copy_tree_body_r): Likewise.
5279 (remap_gimple_stmt): Handle debug bind stmts.
5280 (copy_bb): Skip debug stmts.
5281 (copy_edges_for_bb): Likewise.
5282 (copy_debug_stmt): New.
5283 (copy_debug_stmts): New.
5284 (copy_body): Copy debug stmts at the end.
5285 (insert_init_debug_bind): New.
5286 (insert_init_stmt): Take id. Skip and emit debug stmts.
5287 (setup_one_parameter): Remap variable earlier, register debug mapping.
5288 (estimate_num_insns): Skip debug stmts.
5289 (expand_call_inline): Preserve debug_map.
5290 (optimize_inline_calls): Check for no debug_stmts left-overs.
5291 (unsave_expr_now): Preserve debug_map.
5292 (copy_gimple_seq_and_replace_locals): Likewise.
5293 (tree_function_versioning): Check for no debug_stmts left-overs.
5294 Init and destroy debug_map as needed. Split edges unconditionally.
5295 (build_duplicate_type): Init and destroy debug_map as needed.
5296 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5297 (struct copy_body_data): Add debug_stmts and debug_map.
5298 * sched-int.h (struct ready_list): Add n_debug.
5299 (struct deps): Add last_debug_insn.
5300 (DEBUG_INSN_SCHED_P): New.
5301 (BOUNDARY_DEBUG_INSN_P): New.
5302 (SCHEDULE_DEBUG_INSN_P): New.
5303 (sd_iterator_cond): Accept empty list.
5304 * combine.c (create_log_links): Skip debug insns.
5305 (combine_instructions): Likewise.
5306 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5307 return value is always unshared.
5308 (struct rtx_subst_pair): New.
5309 (auto_adjust_pair): New.
5310 (propagate_for_debug_subst): New.
5311 (propagate_for_debug): New.
5312 (try_combine): Skip debug insns. Propagate removed defs into
5314 (next_nonnote_nondebug_insn): New.
5315 (distribute_notes): Use it. Skip debug insns.
5316 (distribute_links): Skip debug insns.
5317 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5318 * resource.c (mark_target_live_regs): Likewise.
5319 * var-tracking.c: Include cselib.h and target.h.
5320 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5322 (micro_operation_type_name): New.
5323 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5324 (struct micro_operation_def): Update comments.
5325 (decl_or_value): New type. Use instead of decls.
5326 (struct emit_note_data_def): Add vars.
5327 (struct attrs_def): Use decl_or_value.
5328 (struct variable_tracking_info_def): Add permp, flooded.
5329 (struct location_chain_def): Update comment.
5330 (struct variable_part_def): Use decl_or_value.
5331 (struct variable_def): Make var_part a variable length array.
5333 (scratch_regs): New.
5334 (cselib_hook_called): New.
5335 (dv_is_decl_p): New.
5336 (dv_is_value_p): New.
5339 (dv_as_opaque): New.
5340 (dv_onepart_p): New.
5342 (IS_DECL_CODE): New.
5343 (check_value_is_not_decl): New.
5344 (dv_from_decl): New.
5345 (dv_from_value): New.
5346 (dv_htab_hash): New.
5347 (variable_htab_hash): Use it.
5348 (variable_htab_eq): Support values.
5349 (variable_htab_free): Free from the right pool.
5350 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5351 (attrs_list_union): Adjust.
5352 (attrs_list_mpdv_union): New.
5353 (tie_break_pointers): New.
5354 (canon_value_cmp): New.
5355 (unshare_variable): Return possibly-modified slot.
5356 (vars_copy_1): Adjust.
5357 (var_reg_decl_set): Adjust. Split out of...
5358 (var_reg_set): ... this.
5359 (get_init_value): Adjust.
5360 (var_reg_delete_and_set): Adjust.
5361 (var_reg_delete): Adjust.
5362 (var_regno_delete): Adjust.
5363 (var_mem_decl_set): Split out of...
5364 (var_mem_set): ... this.
5365 (var_mem_delete_and_set): Adjust.
5366 (var_mem_delete): Adjust.
5370 (variable_union): Adjust. Speed up merge of 1-part vars.
5371 (variable_canonicalize): Use unshared slot.
5372 (VALUED_RECURSED_INTO): New.
5373 (find_loc_in_1pdv): New.
5374 (struct dfset_merge): New.
5375 (insert_into_intersection): New.
5376 (intersect_loc_chains): New.
5378 (canonicalize_loc_order_check): New.
5379 (canonicalize_values_mark): New.
5380 (canonicalize_values_star): New.
5381 (variable_merge_over_cur): New.
5382 (variable_merge_over_src): New.
5383 (dataflow_set_merge): New.
5384 (dataflow_set_equiv_regs): New.
5385 (remove_duplicate_values): New.
5386 (struct dfset_post_merge): New.
5387 (variable_post_merge_new_vals): New.
5388 (variable_post_merge_perm_vals): New.
5389 (dataflow_post_merge_adjust): New.
5390 (find_mem_expr_in_1pdv): New.
5391 (dataflow_set_preserve_mem_locs): New.
5392 (dataflow_set_remove_mem_locs): New.
5393 (dataflow_set_clear_at_call): New.
5394 (onepart_variable_different_p): New.
5395 (variable_different_p): Use it.
5396 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5397 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5399 (track_loc_p): Pass it true.
5400 (struct count_use_info): New.
5401 (find_use_val): New.
5402 (replace_expr_with_values): New.
5404 (use_type): New, partially split out of...
5405 (count_uses): ... this. Count new micro-ops.
5406 (count_uses_1): Adjust.
5407 (count_stores): Adjust.
5408 (count_with_sets): New.
5409 (VAL_NEEDS_RESOLUTION): New.
5410 (VAL_HOLDS_TRACK_EXPR): New.
5411 (VAL_EXPR_IS_COPIED): New.
5412 (VAL_EXPR_IS_CLOBBERED): New.
5413 (add_uses): Adjust. Generate new micro-ops.
5414 (add_uses_1): Adjust.
5415 (add_stores): Generate new micro-ops.
5416 (add_with_sets): New.
5417 (find_src_status): Adjust.
5418 (find_src_set_src): Adjust.
5419 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5420 Handle new micro-ops. Canonicalize value equivalances.
5421 (vt_find_locations): Compute total size of hash tables for
5422 dumping. Perform merge for var-tracking-assignments. Don't
5423 disregard single-block loops.
5424 (dump_attrs_list): Handle decl_or_value.
5425 (dump_variable): Take variable. Deal with decl_or_value.
5426 (dump_variable_slot): New.
5427 (dump_vars): Use it.
5428 (dump_dataflow_sets): Adjust.
5429 (set_slot_part): New, extended to support one-part variables
5430 after splitting out of...
5431 (set_variable_part): ... this.
5432 (clobber_slot_part): New, split out of...
5433 (clobber_variable_part): ... this.
5434 (delete_slot_part): New, split out of...
5435 (delete_variable_part): .... this.
5436 (check_wrap_constant): New.
5437 (vt_expand_loc_callback): New.
5438 (vt_expand_loc): New.
5439 (emit_note_insn_var_location): Adjust. Handle values. Handle
5440 EMIT_NOTE_AFTER_CALL_INSN.
5441 (emit_notes_for_differences_1): Adjust. Handle values.
5442 (emit_notes_for_differences_2): Likewise.
5443 (emit_notes_for_differences): Adjust.
5444 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5445 Adjust. Handle new micro-ops.
5446 (vt_add_function_parameters): Adjust. Create and bind values.
5447 (vt_initialize): Adjust. Initialize scratch_regs and
5448 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5449 operations. Move some code to count_with_sets and add_with_sets.
5450 (delete_debug_insns): New.
5451 (vt_debug_insns_local): New.
5452 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5454 (var_tracking_main): If var-tracking-assignments is enabled
5455 but var-tracking isn't, delete debug insns and leave. Likewise
5456 if we exceed limits or fail the stack adjustments tests, and
5457 after all var-tracking processing.
5458 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5459 (dataflow_set): Add traversed_vars.
5460 (value_chain, const_value_chain): New typedefs.
5461 (value_chain_pool, value_chains): New variables.
5462 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5463 add_value_chains, add_cselib_value_chains, remove_value_chain,
5464 remove_value_chains, remove_cselib_value_chains): New functions.
5465 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5466 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5468 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5469 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5470 (dst_can_be_shared): New variable.
5471 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5472 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5473 different from set->vars, look up slot again instead of using the
5475 (dataflow_set_init): Initialize traversed_vars.
5476 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5477 lookup if set->vars is shared. Don't keep slot cleared before
5478 calling unshare_variable. Unshare set->vars if needed. Adjust
5479 unshare_variable callers. Clear dst_can_be_shared if needed.
5480 Even ->refcount == 1 vars must be unshared if set->vars is shared
5481 and var needs to be modified.
5482 (dataflow_set_union): Set traversed_vars during canonicalization.
5483 (VALUE_CHANGED, DECL_CHANGED): Define.
5484 (set_dv_changed, dv_changed_p): New static inlines.
5485 (track_expr_p): Clear DECL_CHANGED.
5486 (dump_dataflow_sets): Set it.
5487 (variable_was_changed): Call set_dv_changed.
5488 (emit_note_insn_var_location): Likewise.
5489 (changed_variables_stack): New variable.
5490 (check_changed_vars_1, check_changed_vars_2): New functions.
5491 (emit_notes_for_changes): Do nothing if changed_variables is
5492 empty. Traverse changed_variables with check_changed_vars_1,
5493 call check_changed_vars_2 on each changed_variables_stack entry.
5494 (emit_notes_in_bb): Add SET argument. Just clear it at the
5495 beginning, use it instead of local &set, don't destroy it at the end.
5496 (vt_emit_notes): Call dataflow_set_clear early on all
5497 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5498 computed set, dataflow_set_clear also VTI(bb)->in when we are
5499 done with the basic block. Initialize changed_variables_stack,
5500 free it afterwards. If ENABLE_CHECKING verify that after noting
5501 differences to an empty set value_chains hash table is empty.
5502 (vt_initialize): Initialize value_chains and value_chain_pool.
5503 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5504 (variable_tracking_main): Call dump_dataflow_sets before calling
5505 vt_emit_notes, not after it.
5506 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5507 (propagate_var_def_into_debug_stmts): Declare.
5508 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5509 (df_set_note): Reject debug insns.
5510 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5511 add notes to debug insns.
5512 (df_note_bb_compute): Adjust. Likewise.
5513 (df_simulate_uses): Skip debug insns.
5514 (df_simulate_initialize_backwards): Likewise.
5515 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5516 (subst_stack_regs_pat): Reject debug insns.
5517 (convert_regs_1): Handle debug insns.
5518 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5519 (print-rtl.o): Depend on cselib.h.
5520 (cselib.o): Depend on TREE_PASS_H.
5521 (var-tracking.o): Depend on cselib.h and TARGET_H.
5522 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5523 (init_ready_list): Skip boundary debug insns.
5524 (add_branch_dependences): Skip debug insns.
5525 (free_block_dependencies): Check for blocks with only debug insns.
5526 (compute_priorities): Likewise.
5527 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5528 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5530 (gimple_build_debug_bind_stat): New.
5531 (empty_body_p): Skip debug stmts.
5532 (gimple_has_side_effects): Likewise.
5533 (gimple_rhs_has_side_effects): Likewise.
5534 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5535 (gimple_build_debug_bind_stat): Declare.
5536 (gimple_build_debug_bind): Define.
5537 (is_gimple_debug): New.
5538 (gimple_debug_bind_p): New.
5539 (gimple_debug_bind_get_var): New.
5540 (gimple_debug_bind_get_value): New.
5541 (gimple_debug_bind_get_value_ptr): New.
5542 (gimple_debug_bind_set_var): New.
5543 (gimple_debug_bind_set_value): New.
5544 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5545 (gimple_debug_bind_reset_value): New.
5546 (gimple_debug_bind_has_value_p): New.
5547 (gsi_next_nondebug): New.
5548 (gsi_prev_nondebug): New.
5549 (gsi_start_nondebug_bb): New.
5550 (gsi_last_nondebug_bb): New.
5551 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5552 (print_insn): Handle DEBUG_INSN.
5553 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5554 of first insn prevail.
5555 (first_stmt): Skip debug stmts.
5556 (first_non_label_stmt): Likewise.
5557 (last_stmt): Likewise.
5558 (has_zero_uses_1): New.
5559 (single_imm_use_1): New.
5560 (verify_gimple_debug): New.
5561 (verify_types_in_gimple_stmt): Handle debug stmts.
5562 (verify_stmt): Likewise.
5563 (debug_loop_num): Skip debug stmts.
5564 (remove_edge_and_dominated_blocks): Remove dominators last.
5565 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5566 (linearize_expr): Likewise.
5567 * config/i386/i386.c (ix86_delegitimize_address): Call
5568 default implementation.
5569 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5570 (group_barrier_needed): Skip debug insns.
5571 (emit_insn_group_barriers): Likewise.
5572 (emit_all_insn_group_barriers): Likewise.
5573 (ia64_variable_issue): Handle debug insns.
5574 (ia64_dfa_new_cycle): Likewise.
5575 (final_emit_insn_group_barriers): Skip debug insns.
5576 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5577 def cfa without frame.
5578 (process_set): Likewise.
5579 (process_for_unwind_directive): Pass frame on.
5580 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5581 (rs6000_delegitimize_address): New.
5582 (rs6000_debug_adjust_cost): Handle debug insns.
5583 (is_microcoded_insn): Likewise.
5584 (is_cracked_insn): Likewise.
5585 (is_nonpipeline_insn): Likewise.
5586 (insn_must_be_first_in_group): Likewise.
5587 (insn_must_be_last_in_group): Likewise.
5588 (force_new_group): Likewise.
5589 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5590 contains only debug insns.
5591 (rtl_merge_blocks): Skip debug insns.
5592 (purge_dead_edges): Likewise.
5593 (rtl_block_ends_with_call_p): Skip debug insns.
5594 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5595 (mark_reg_dependencies): Skip debug insns.
5596 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5597 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5598 * tree-ssa-threadedge.c
5599 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5600 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5601 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5602 (copyprop_hardreg_forward_1): Handle debug insns.
5603 * reload1.c (reload): Skip debug insns. Replace unassigned
5604 pseudos in debug insns with their equivalences.
5605 (eliminate_regs_in_insn): Skip debug insns.
5606 (emit_input_reload_insns): Skip debug insns at first, adjust
5608 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5609 (get_indirect_ref_operands): Pass opf_no_vops on.
5610 (get_expr_operands): Likewise. Skip debug stmts.
5611 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5613 2009-09-01 Richard Henderson <rth@redhat.com>
5615 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5616 stmt_ends_pp_p statements at least once.
5617 * tree-vrp.c (vrp_initialize): Likewise.
5618 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5620 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5623 Fix AIX bootstrap after PR debug/30161
5624 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5625 that is a GNU extension.
5626 (tmpl_value_parm_die_table): Move the definition of this global
5627 outside #ifdef DWARF2_DEBUGGING_INFO region.
5629 2009-09-01 Richard Guenther <rguenther@suse.de>
5631 * tree.c (tree_expr_size): New function.
5632 * tree.h (tree_expr_size): Declare.
5633 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5634 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5635 * langhooks.c (lhd_expr_size): Remove.
5636 * langhooks.h (struct lang_hooks): Remove expr_size.
5637 * explow.c (expr_size): Use tree_expr_size.
5638 (int_expr_size): Likewise.
5639 * langhooks-def.h (lhd_expr_size): Remove.
5640 (LANG_HOOKS_EXPR_SIZE): Likewise.
5641 (LANG_HOOKS_INITIALIZER): Adjust.
5643 2009-09-01 Richard Guenther <rguenther@suse.de>
5645 * tree-flow.h (mark_addressable): Move declaration ...
5646 * tree.h (mark_addressable): ... here.
5647 * stmt.c (expand_asm_operands): Use mark_addressable, not
5648 lang_hooks.mark_addressable.
5649 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5650 LANG_HOOKS_MARK_ADDRESSABLE.
5651 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5652 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5654 2009-08-31 Chris Demetriou <cgd@google.com>
5656 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5657 vectorize if not TARGET_SSE2.
5659 2009-08-31 DJ Delorie <dj@redhat.com>
5661 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5662 registers if no coprocessor is enabled.
5664 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5667 * cgraph.h (cgraph_get_node): Declare ...
5668 * cgraph.c (cgraph_get_node): ... new function.
5669 * dwarf2out.c (gen_generic_params_dies,
5670 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5671 make_ith_pack_parameter_name,
5672 append_entry_to_tmpl_value_parm_die_table,
5673 gen_remaining_tmpl_value_param_die_attribute): New functions.
5674 (gen_subprogram_die): Generate debug info for template parameters
5675 if debug info level is higher than DINFO_LEVEL_TERSE.
5676 Use tree_add_const_value_attribute_for_decl instead of
5677 tree_add_const_value_attribute.
5678 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5679 instead of tree_add_const_value_attribute.
5680 (gen_struct_or_union_type_die): Generate debug
5681 info for template parameters if debug info level is higher than
5683 (tree_add_const_value_attribute): Handle integral and pointer
5684 constants. Update comment.
5685 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5686 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5687 (reference_to_unused): Fix thinko. Remove redundant predicates from
5689 (tree_add_const_value_attribute): Make this work for constant
5691 tree_add_const_value_attribute_for_decl is to be used for variable
5693 (add_location_or_const_value_attribute): Use
5694 tree_add_const_value_attribute_for_decl now.
5695 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5696 DW_TAG_template_value_param DIEs after function DIEs have been
5698 * langhooks.h (lang_hooks_for_types): Add
5699 get_argument_pack_elems.
5700 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5701 (lang_hooks): Added get_innermost_generic_parms,
5702 get_innermost_generic_args.
5703 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5704 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5705 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5706 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5708 2009-08-31 DJ Delorie <dj@redhat.com>
5710 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5711 it once we start generating the prologue or epilogue.
5712 (mep_call_saves_register): If the frame is locked, re-use
5714 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5715 (mep_expand_prologue): Call it.
5716 (mep_expand_epilogue): Likewise.
5717 (mep_start_function): Use the same logic as mep_expand_prologue.
5718 (mep_pass_by_reference): Make logic more readable.
5719 (mep_return_in_memory): Zero-sized objects are passed in memory.
5720 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5722 2009-08-31 Richard Guenther <rguenther@suse.de>
5724 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5725 to query if the memory regions for memmove overlap.
5726 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5727 asserts on pointers, instead deal with odd trees.
5728 (ptr_derefs_may_alias_p): Likewise.
5729 (refs_may_alias_p_1): Constructor bases also never alias.
5731 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5733 * doc/install.texi (Final install): Adjust reference on where to
5734 order printed manuals.
5736 2009-08-30 Olivier Hainque <hainque@adacore.com>
5738 * dwarf2out.c (switch_to_frame_table_section): Move
5739 definition prior to first use.
5741 2009-08-30 Richard Guenther <rguenther@suse.de>
5743 PR tree-optimization/41186
5744 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5745 (ao_ref_init_from_ptr_and_size): New function.
5746 (ref_maybe_used_by_call_p_1): Be more precise tracking
5747 used ranges for builtin functions.
5748 (ref_maybe_used_by_call_p): Adjust.
5749 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5750 ranges for builtin functions.
5751 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5753 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5756 * fwprop.c (get_reg_use_in): Delete.
5757 (free_load_extend): New function.
5758 (forward_propagate_subreg): Use it.
5760 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5762 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5764 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5767 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5770 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5772 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5773 fini or fini_array section.
5775 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5777 * graphite-dependences.c (graphite_legal_transform_bb): Call
5778 pbb_remove_duplicate_pdrs.
5779 * graphite-poly.c (can_collapse_pdr): Removed.
5780 (pdr_find_duplicate): Removed.
5781 (can_collapse_pdrs): New.
5782 (pbb_remove_duplicate_pdrs): New.
5783 (new_poly_dr): Do not look for duplicates.
5784 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5785 (PBB_PDR_DUPLICATES_REMOVED): New.
5786 (pbb_remove_duplicate_pdrs): Declared.
5788 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5790 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5791 the strides by multiplying by PDR_NB_REFS.
5792 * graphite-poly.c (can_collapse_pdr): New.
5793 (pdr_find_duplicate): New.
5794 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5795 Initialize PDR_NB_REFS.
5796 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5798 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5800 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5803 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5806 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5808 * graphite-dependences.c (pddr_original_scattering): Return NULL
5809 for read-read dependence relations.
5810 * graphite-poly.h (enum poly_dr_type): Fix comment.
5813 (pdr_may_write_p): New.
5815 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5817 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5818 (struct poly_dr): Same.
5819 (new_poly_dr): Same.
5820 * graphite-poly.c (new_poly_dr): Same.
5821 * graphite-dependences.c (dot_deps): Disable call to system.
5823 2009-08-28 Cary Coutant <ccoutant@google.com>
5826 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5827 struct/union/enum types local to a function.
5829 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5830 Sebastian Pop <sebastian.pop@amd.com>
5832 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5833 pbb_strip_mine_time_depth. Changed the implementation so that
5834 transformation is expressed as a transformation on
5835 time (scatttering) dimensions. Also, ensures that the 2d+1
5836 scheduling format is preserved.
5837 (pbb_strip_mine_profitable_p): Profitability is based on the
5838 iteration number of a given time (scattering) dimension,
5839 and not on a original loop depth dimension.
5840 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5841 (pbb_do_strip_mine): Call psct_dynamic_dim.
5842 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5843 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5844 (pbb_nb_dynamic_scattering_transform): New.
5845 (psct_dynamic_dim): New.
5847 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5849 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5850 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5851 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5852 * graphite-interchange.c (build_linearized_memory_access): Same.
5853 (memory_stride_in_loop): Same.
5855 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5857 * graphite-dependences.c (pddr_original_scattering): New.
5858 (graphite_legal_transform_dr): Call pddr_original_scattering.
5861 * graphite-dependences.h (dot_deps): Declared.
5862 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5863 (print_pdr): Print PDR_ID.
5864 * graphite-poly.h (struct poly_dr): Add field id.
5867 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5869 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5871 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5872 not delete the original dependence relation.
5874 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5876 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5877 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5878 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5879 (free_poly_ddr): New.
5880 (pddr_is_empty): New.
5881 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5882 (dependence_polyhedron): Same. Remove useless gcc_assert.
5884 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5885 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5886 * graphite-dependences.h (enum poly_dependence_kind): New.
5887 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5888 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5889 (PDRP_SINK): Renamed PDDR_SINK.
5890 (PDRP_DDP): Renamed PDDR_DDP.
5892 (free_poly_ddr): Declared.
5893 * graphite-poly.c (new_scop): Use the new hash function names.
5894 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5895 into original_pddrs.
5896 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5898 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5900 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5901 bounds with LT_EXPR to make niter analysis more precise on code
5902 generated by Graphite.
5904 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5906 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5907 (graphite_legal_transform_bb): Same.
5908 (poly_drs_may_alias_p): Same.
5910 2009-08-28 Richard Guenther <rguenther@suse.de>
5912 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5914 2009-08-28 Jan Beulich <jbeulich@novell.com>
5916 * config/i386/netware.c: Include langhooks.h.
5917 (i386_nlm_encode_section_info): Simplify.
5918 (netware_override_options): Delete.
5919 * config/i386/netware.h (netware_override_options): Delete
5921 (OVERRIDE_OPTIONS): Delete definition.
5922 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5923 (ASM_COMMENT_START): Define.
5924 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5926 2009-08-28 Jan Beulich <jbeulich@novell.com>
5928 * configure.ac: For in-tree ld, do a plain version check to
5929 determine whether comdat groups are supported.
5930 * configure: Regenerate.
5932 2009-08-28 Olivier Hainque <hainque@adacore.com>
5934 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5935 always defined. Reflect definition or absence of such for
5936 COLLECT_EXPORT_LIST. Readability helper.
5937 (scanfilter): New enum, to help control what symbols
5938 are to be considered or ignored by scan_prog_file.
5939 (enum pass): Rename as "scanpass", moved together with scanfilter
5940 prior to scan_prog_file's prototype.
5941 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5942 Group prototype with the scanpass/scanfilter definitions, factorize
5943 head comments for the several implementations at the prototype.
5944 (main): Reorganize the first pass link control to let AIX
5945 drag only the needed frame tables in executables. Prevent
5946 frame tables collection during the scan aimed at static ctors.
5947 Pre-link and scan for frame tables later to compensate.
5948 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5949 A C statement to issue assembly directives that create a reference
5950 to the given DWARF table identifier label from the current function
5952 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5953 to differentiate first time section entry. Only emit a .data
5954 tables start identifier label the first time around.
5955 (switch_to_frame_table_section): New function. Helper for
5956 output_call_frame_info to switch possibly BACK into the eh_frame
5957 or the debug_frame section depending on FOR_EH.
5958 (output_call_frame_info): Use helper to first enter the proper
5960 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5961 emit a link to the frame table start label from each function
5963 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5964 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5965 * config/rs6000/rs6000-protos.h: Declare it.
5966 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5968 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5970 * config/sh/sh.c (split_branches): Check the result of
5973 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5975 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5976 using -pthread -fopenmp
5978 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5980 * doc/service.texi (service directory): Update URL.
5982 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5984 PR rtl-optimization/40861
5985 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5986 extract word from a multi-word subreg for negative byte positions.
5988 2009-08-27 Tristan Gingold <gingold@adacore.com>
5989 Douglas B Rupp <rupp@gnat.com>
5991 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5992 (SECTION_VMS_OVERLAY): Define.
5993 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5995 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5997 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5998 common_object declarations.
5999 (ia64_section_type_flags): Set section flag for common_object.
6000 * config/ia64/ia64-protos.h
6001 (ia64_vms_output_aligned_decl_common): Declare.
6002 (ia64_vms_elf_asm_named_section): Declare.
6004 2009-08-27 Michael Matz <matz@suse.de>
6006 * expr.c (expand_expr_real_2): New function taking exploded
6007 unary or binary expression, split out from ...
6008 (expand_expr_real_1): ... here. Move over all unary/binary
6009 switch parts to above function, in particular these codes:
6010 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6011 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6012 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6013 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6014 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6015 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6016 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6017 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6018 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6019 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6020 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6021 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6022 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6023 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6024 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6025 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6026 VEC_PACK_FIX_TRUNC_EXPR.
6027 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6030 2009-08-27 Richard Guenther <rguenther@suse.de>
6032 * gengtype.c (main): Handle uint64_t.
6033 * ipa-utils.c (get_base_var): Indent properly.
6034 * tree-ssa-live.c (debug_scope_block): New function.
6035 * tree-flow.h (debug_scope_block): Declare.
6036 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6037 * basic-block.h (enum profile_status): Rename to
6038 enum profile_status_d.
6039 (x_profile_status): Adjust type.
6041 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6044 * dwarf2out.c (get_context_die): Declare this static function.
6045 (gen_type_die_with_usage): Make sure a DIE is a generated for
6046 the context of a typedef.
6048 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6050 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6053 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6055 * config/mips/mips-protos.h (mips_output_sync): Declare.
6056 (mips_sync_loop_insns): Likewise.
6057 (mips_output_sync_loop): Replace first two parameters with an rtx.
6058 * config/mips/mips.c (mips_multi_member): New structure.
6059 (mips_multi_members): New variable.
6060 (mips_multi_start): New function.
6061 (mips_multi_add): Likewise.
6062 (mips_multi_add_insn): Likewise.
6063 (mips_multi_add_label): Likewise.
6064 (mips_multi_last_index): Likewise.
6065 (mips_multi_copy_insn): Likewise.
6066 (mips_multi_set_operand): Likewise.
6067 (mips_multi_write): Likewise.
6068 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6069 (mips_init_print_operand_punct): Update accordingly.
6070 (mips_start_ll_sc_sync_block): New function.
6071 (mips_end_ll_sc_sync_block): Likewise.
6072 (mips_output_sync): Likewise.
6073 (mips_sync_insn1_template): Likewise.
6074 (mips_sync_insn2_template): Likewise.
6075 (mips_get_sync_operand): Likewise.
6076 (mips_process_sync_loop): Likewise.
6077 (mips_output_sync_loop): Use mips_process_sync_loop.
6078 (mips_sync_loop_insns): New function.
6079 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6080 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6081 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6082 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6083 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6084 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6085 (MIPS_SYNC_OLD_OP_12): Likewise.
6086 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6087 (MIPS_SYNC_NEW_OP_12): Likewise.
6088 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6089 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6090 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6091 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6092 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6093 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6094 * config/mips/mips.md (sync_mem): New attribute.
6095 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6096 (sync_exclusive_mask, sync_required_oldval): Likewise.
6097 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6098 (sync_release_barrier): Likewise.
6099 (length): Handle sync loops.
6100 (sync): Use mips_output_sync.
6101 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6102 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6103 and use mips_output_sync_loop.
6104 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6105 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6106 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6107 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6108 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6109 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6110 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6111 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6112 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6114 2009-08-26 Richard Guenther <rguenther@suse.de>
6117 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6118 the types to not match.
6119 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6121 * tree-ssa.c (useless_type_conversion_p): Conversions to
6122 pointers to unprototyped functions are useless.
6124 2009-08-26 Richard Guenther <rguenther@suse.de>
6126 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6127 whole-program condition, prepare to be called for non-globals.
6128 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6129 params build a representative with known type and track its fields.
6131 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6133 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6134 clearing by a taken branch.
6135 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6136 effectively after bbro pass.
6137 (sync_nand<mode>): Ditto.
6138 (sync_old_<fetchop_name><mode>): Ditto.
6139 (sync_old_nand<mode>): Ditto.
6140 (sync_new_<fetchop_name><mode>): Dito.
6141 (sync_new_nand<mode>): Ditto.
6142 (sync_compare_and_swap<mode>_1): Ditto.
6143 (*sync_compare_and_swap<mode>): Ditto.
6144 (sync_lock_test_and_set<mode>_1): Ditto.
6145 ("sync_lock_test_and_set<mode>): Ditto.
6147 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6149 * hwint.h (HOST_LONG_FORMAT): New macro
6150 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6151 Use HOST_PTR_PRINTF.
6152 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6153 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6154 (HOST_PTR_PRINTF): Document.
6156 2009-08-25 Jan Hubicka <jh@suse.cz>
6158 * config/i386/bmmintrin.h: Replace by #error.
6161 Michael Meissner <michael.meissner@amd.com>
6162 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6163 Tony Linthicum <tony.linthicum@amd.com>
6165 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6166 (TARGET_ROUND): New macro for the round/ptest instructions which
6167 are shared between SSE4.1 and SSE5.
6168 (OPTION_MASK_ISA_ROUND): Ditto.
6169 (OPTION_ISA_ROUND): Ditto.
6170 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6171 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6173 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6174 (-mfused-madd): New switch to give users control over whether the
6175 compiler optimizes to use the multiply/add SSE5 instructions.
6177 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6178 (ix86_handle_option): Turn off 3dnow if -msse5.
6179 (override_options): Add SSE5 support.
6180 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6182 (ix86_expand_sse_movcc): Add SSE5 support.
6183 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6184 vector type to the next largest size.
6185 (ix86_expand_sse5_pack): New function to use pperm to pack a
6186 vector type to the next smallest size.
6187 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6188 (IX86_BUILTIN_FMADDSD): Ditto.
6189 (IX86_BUILTIN_FMADDPS): Ditto.
6190 (IX86_BUILTIN_FMADDPD): Ditto.
6191 (IX86_BUILTIN_FMSUBSS): Ditto.
6192 (IX86_BUILTIN_FMSUBSD): Ditto.
6193 (IX86_BUILTIN_FMSUBPS): Ditto.
6194 (IX86_BUILTIN_FMSUBPD): Ditto.
6195 (IX86_BUILTIN_FNMADDSS): Ditto.
6196 (IX86_BUILTIN_FNMADDSD): Ditto.
6197 (IX86_BUILTIN_FNMADDPS): Ditto.
6198 (IX86_BUILTIN_FNMADDPD): Ditto.
6199 (IX86_BUILTIN_FNMSUBSS): Ditto.
6200 (IX86_BUILTIN_FNMSUBSD): Ditto.
6201 (IX86_BUILTIN_FNMSUBPS): Ditto.
6202 (IX86_BUILTIN_FNMSUBPD): Ditto.
6203 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6204 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6205 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6206 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6207 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6208 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6209 (IX86_BUILTIN_PPERM): Ditto.
6210 (IX86_BUILTIN_PERMPS): Ditto.
6211 (IX86_BUILTIN_PERMPD): Ditto.
6212 (IX86_BUILTIN_PMACSSWW): Ditto.
6213 (IX86_BUILTIN_PMACSWW): Ditto.
6214 (IX86_BUILTIN_PMACSSWD): Ditto.
6215 (IX86_BUILTIN_PMACSWD): Ditto.
6216 (IX86_BUILTIN_PMACSSDD): Ditto.
6217 (IX86_BUILTIN_PMACSDD): Ditto.
6218 (IX86_BUILTIN_PMACSSDQL): Ditto.
6219 (IX86_BUILTIN_PMACSSDQH): Ditto.
6220 (IX86_BUILTIN_PMACSDQL): Ditto.
6221 (IX86_BUILTIN_PMACSDQH): Ditto.
6222 (IX86_BUILTIN_PMADCSSWD): Ditto.
6223 (IX86_BUILTIN_PMADCSWD): Ditto.
6224 (IX86_BUILTIN_PHADDBW): Ditto.
6225 (IX86_BUILTIN_PHADDBD): Ditto.
6226 (IX86_BUILTIN_PHADDBQ): Ditto.
6227 (IX86_BUILTIN_PHADDWD): Ditto.
6228 (IX86_BUILTIN_PHADDWQ): Ditto.
6229 (IX86_BUILTIN_PHADDDQ): Ditto.
6230 (IX86_BUILTIN_PHADDUBW): Ditto.
6231 (IX86_BUILTIN_PHADDUBD): Ditto.
6232 (IX86_BUILTIN_PHADDUBQ): Ditto.
6233 (IX86_BUILTIN_PHADDUWD): Ditto.
6234 (IX86_BUILTIN_PHADDUWQ): Ditto.
6235 (IX86_BUILTIN_PHADDUDQ): Ditto.
6236 (IX86_BUILTIN_PHSUBBW): Ditto.
6237 (IX86_BUILTIN_PHSUBWD): Ditto.
6238 (IX86_BUILTIN_PHSUBDQ): Ditto.
6239 (IX86_BUILTIN_PROTB): Ditto.
6240 (IX86_BUILTIN_PROTW): Ditto.
6241 (IX86_BUILTIN_PROTD): Ditto.
6242 (IX86_BUILTIN_PROTQ): Ditto.
6243 (IX86_BUILTIN_PROTB_IMM): Ditto.
6244 (IX86_BUILTIN_PROTW_IMM): Ditto.
6245 (IX86_BUILTIN_PROTD_IMM): Ditto.
6246 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6247 (IX86_BUILTIN_PSHLB): Ditto.
6248 (IX86_BUILTIN_PSHLW): Ditto.
6249 (IX86_BUILTIN_PSHLD): Ditto.
6250 (IX86_BUILTIN_PSHLQ): Ditto.
6251 (IX86_BUILTIN_PSHAB): Ditto.
6252 (IX86_BUILTIN_PSHAW): Ditto.
6253 (IX86_BUILTIN_PSHAD): Ditto.
6254 (IX86_BUILTIN_PSHAQ): Ditto.
6255 (IX86_BUILTIN_FRCZSS): Ditto.
6256 (IX86_BUILTIN_FRCZSD): Ditto.
6257 (IX86_BUILTIN_FRCZPS): Ditto.
6258 (IX86_BUILTIN_FRCZPD): Ditto.
6259 (IX86_BUILTIN_CVTPH2PS): Ditto.
6260 (IX86_BUILTIN_CVTPS2PH): Ditto.
6261 (IX86_BUILTIN_COMEQSS): Ditto.
6262 (IX86_BUILTIN_COMNESS): Ditto.
6263 (IX86_BUILTIN_COMLTSS): Ditto.
6264 (IX86_BUILTIN_COMLESS): Ditto.
6265 (IX86_BUILTIN_COMGTSS): Ditto.
6266 (IX86_BUILTIN_COMGESS): Ditto.
6267 (IX86_BUILTIN_COMUEQSS): Ditto.
6268 (IX86_BUILTIN_COMUNESS): Ditto.
6269 (IX86_BUILTIN_COMULTSS): Ditto.
6270 (IX86_BUILTIN_COMULESS): Ditto.
6271 (IX86_BUILTIN_COMUGTSS): Ditto.
6272 (IX86_BUILTIN_COMUGESS): Ditto.
6273 (IX86_BUILTIN_COMORDSS): Ditto.
6274 (IX86_BUILTIN_COMUNORDSS): Ditto.
6275 (IX86_BUILTIN_COMFALSESS): Ditto.
6276 (IX86_BUILTIN_COMTRUESS): Ditto.
6277 (IX86_BUILTIN_COMEQSD): Ditto.
6278 (IX86_BUILTIN_COMNESD): Ditto.
6279 (IX86_BUILTIN_COMLTSD): Ditto.
6280 (IX86_BUILTIN_COMLESD): Ditto.
6281 (IX86_BUILTIN_COMGTSD): Ditto.
6282 (IX86_BUILTIN_COMGESD): Ditto.
6283 (IX86_BUILTIN_COMUEQSD): Ditto.
6284 (IX86_BUILTIN_COMUNESD): Ditto.
6285 (IX86_BUILTIN_COMULTSD): Ditto.
6286 (IX86_BUILTIN_COMULESD): Ditto.
6287 (IX86_BUILTIN_COMUGTSD): Ditto.
6288 (IX86_BUILTIN_COMUGESD): Ditto.
6289 (IX86_BUILTIN_COMORDSD): Ditto.
6290 (IX86_BUILTIN_COMUNORDSD): Ditto.
6291 (IX86_BUILTIN_COMFALSESD): Ditto.
6292 (IX86_BUILTIN_COMTRUESD): Ditto.
6293 (IX86_BUILTIN_COMEQPS): Ditto.
6294 (IX86_BUILTIN_COMNEPS): Ditto.
6295 (IX86_BUILTIN_COMLTPS): Ditto.
6296 (IX86_BUILTIN_COMLEPS): Ditto.
6297 (IX86_BUILTIN_COMGTPS): Ditto.
6298 (IX86_BUILTIN_COMGEPS): Ditto.
6299 (IX86_BUILTIN_COMUEQPS): Ditto.
6300 (IX86_BUILTIN_COMUNEPS): Ditto.
6301 (IX86_BUILTIN_COMULTPS): Ditto.
6302 (IX86_BUILTIN_COMULEPS): Ditto.
6303 (IX86_BUILTIN_COMUGTPS): Ditto.
6304 (IX86_BUILTIN_COMUGEPS): Ditto.
6305 (IX86_BUILTIN_COMORDPS): Ditto.
6306 (IX86_BUILTIN_COMUNORDPS): Ditto.
6307 (IX86_BUILTIN_COMFALSEPS): Ditto.
6308 (IX86_BUILTIN_COMTRUEPS): Ditto.
6309 (IX86_BUILTIN_COMEQPD): Ditto.
6310 (IX86_BUILTIN_COMNEPD): Ditto.
6311 (IX86_BUILTIN_COMLTPD): Ditto.
6312 (IX86_BUILTIN_COMLEPD): Ditto.
6313 (IX86_BUILTIN_COMGTPD): Ditto.
6314 (IX86_BUILTIN_COMGEPD): Ditto.
6315 (IX86_BUILTIN_COMUEQPD): Ditto.
6316 (IX86_BUILTIN_COMUNEPD): Ditto.
6317 (IX86_BUILTIN_COMULTPD): Ditto.
6318 (IX86_BUILTIN_COMULEPD): Ditto.
6319 (IX86_BUILTIN_COMUGTPD): Ditto.
6320 (IX86_BUILTIN_COMUGEPD): Ditto.
6321 (IX86_BUILTIN_COMORDPD): Ditto.
6322 (IX86_BUILTIN_COMUNORDPD): Ditto.
6323 (IX86_BUILTIN_COMFALSEPD): Ditto.
6324 (IX86_BUILTIN_COMTRUEPD): Ditto.
6325 (IX86_BUILTIN_PCOMEQUB): Ditto.
6326 (IX86_BUILTIN_PCOMNEUB): Ditto.
6327 (IX86_BUILTIN_PCOMLTUB): Ditto.
6328 (IX86_BUILTIN_PCOMLEUB): Ditto.
6329 (IX86_BUILTIN_PCOMGTUB): Ditto.
6330 (IX86_BUILTIN_PCOMGEUB): Ditto.
6331 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6332 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6333 (IX86_BUILTIN_PCOMEQUW): Ditto.
6334 (IX86_BUILTIN_PCOMNEUW): Ditto.
6335 (IX86_BUILTIN_PCOMLTUW): Ditto.
6336 (IX86_BUILTIN_PCOMLEUW): Ditto.
6337 (IX86_BUILTIN_PCOMGTUW): Ditto.
6338 (IX86_BUILTIN_PCOMGEUW): Ditto.
6339 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6340 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6341 (IX86_BUILTIN_PCOMEQUD): Ditto.
6342 (IX86_BUILTIN_PCOMNEUD): Ditto.
6343 (IX86_BUILTIN_PCOMLTUD): Ditto.
6344 (IX86_BUILTIN_PCOMLEUD): Ditto.
6345 (IX86_BUILTIN_PCOMGTUD): Ditto.
6346 (IX86_BUILTIN_PCOMGEUD): Ditto.
6347 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6348 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6349 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6350 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6351 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6352 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6353 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6354 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6355 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6356 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6357 (IX86_BUILTIN_PCOMEQB): Ditto.
6358 (IX86_BUILTIN_PCOMNEB): Ditto.
6359 (IX86_BUILTIN_PCOMLTB): Ditto.
6360 (IX86_BUILTIN_PCOMLEB): Ditto.
6361 (IX86_BUILTIN_PCOMGTB): Ditto.
6362 (IX86_BUILTIN_PCOMGEB): Ditto.
6363 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6364 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6365 (IX86_BUILTIN_PCOMEQW): Ditto.
6366 (IX86_BUILTIN_PCOMNEW): Ditto.
6367 (IX86_BUILTIN_PCOMLTW): Ditto.
6368 (IX86_BUILTIN_PCOMLEW): Ditto.
6369 (IX86_BUILTIN_PCOMGTW): Ditto.
6370 (IX86_BUILTIN_PCOMGEW): Ditto.
6371 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6372 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6373 (IX86_BUILTIN_PCOMEQD): Ditto.
6374 (IX86_BUILTIN_PCOMNED): Ditto.
6375 (IX86_BUILTIN_PCOMLTD): Ditto.
6376 (IX86_BUILTIN_PCOMLED): Ditto.
6377 (IX86_BUILTIN_PCOMGTD): Ditto.
6378 (IX86_BUILTIN_PCOMGED): Ditto.
6379 (IX86_BUILTIN_PCOMFALSED): Ditto.
6380 (IX86_BUILTIN_PCOMTRUED): Ditto.
6381 (IX86_BUILTIN_PCOMEQQ): Ditto.
6382 (IX86_BUILTIN_PCOMNEQ): Ditto.
6383 (IX86_BUILTIN_PCOMLTQ): Ditto.
6384 (IX86_BUILTIN_PCOMLEQ): Ditto.
6385 (IX86_BUILTIN_PCOMGTQ): Ditto.
6386 (IX86_BUILTIN_PCOMGEQ): Ditto.
6387 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6388 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6389 (enum multi_arg_type): New enum for describing the various SSE5
6390 intrinsic argument types.
6391 (bdesc_multi_arg): New table for SSE5 intrinsics.
6392 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6393 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6395 (ix86_expand_builtin): Add SSE5 intrinsic support.
6396 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6397 operand instructions.
6398 (ix86_expand_sse5_multiple_memory): New function to split the
6399 second memory reference from SSE5 instructions.
6400 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6401 (ix86_return_pops_args): Use stdarg_p to determine if the function
6402 has variable arguments.
6403 (ix86_setup_incoming_varargs): Ditto.
6404 (x86_this_parameter): Ditto.
6406 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6408 (ix86_expand_sse5_pack): Ditto.
6409 (ix86_sse5_valid_op_p): Ditto.
6410 (ix86_expand_sse5_multiple_memory): Ditto.
6412 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6413 constant for SSE5 support.
6414 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6415 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6416 (UNSPEC_SSE5_PERMUTE): Ditto.
6417 (UNSPEC_SSE5_ASHIFT): Ditto.
6418 (UNSPEC_SSE5_LSHIFT): Ditto.
6419 (UNSPEC_FRCZ): Ditto.
6420 (UNSPEC_CVTPH2PS): Ditto.
6421 (UNSPEC_CVTPS2PH): Ditto.
6422 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6424 (COM_FALSE_S): Ditto.
6425 (COM_FALSE_P): Ditto.
6426 (COM_TRUE_S): Ditto.
6427 (COM_TRUE_P): Ditto.
6428 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6429 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6431 (memory attribute): Ditto.
6432 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6433 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6434 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6435 (floor<mode>2): Ditto.
6436 (ceil<mode>2): Ditto.
6437 (btrunc<mode>2): Ditto.
6438 (nearbyintdf2): Ditto.
6439 (nearbyintsf2): Ditto.
6440 (sse_setccsf): Disable if SSE5.
6441 (sse_setccdf): Ditto.
6442 (sse5_setcc<mode>): New support for SSE5 conditional move.
6443 (sse5_pcmov_<mode>): Ditto.
6445 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6447 (SSEMODEF2P): Ditto.
6448 (ssemodesuffixf4): New mode attribute for SSE5.
6449 (ssemodesuffixf2s): Ditto.
6450 (ssemodesuffixf2c): Ditto.
6451 (sserotatemax): Ditto.
6452 (ssescalarmode): Ditto.
6453 (sse_maskcmpv4sf3): Disable if SSE5.
6454 (sse_maskcmpv2df3): Ditto.
6455 (sse_vmmaskcmpv4sf3): Ditto.
6456 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6457 (sse5_vmfmadd<mode>4): Ditto.
6458 (sse5_fmsub<mode>4): Ditto.
6459 (sse5_vmfmsub<mode>4): Ditto.
6460 (sse5_fnmadd<mode>4): Ditto.
6461 (sse5_vmfnmadd<mode>4): Ditto.
6462 (sse5_fnmsub<mode>4): Ditto.
6463 (sse5_vmfnmsub<mode>4): Ditto.
6464 (sse5i_fmadd<mode>4): Ditto.
6465 (sse5i_fmsub<mode>4): Ditto.
6466 (sse5i_fnmadd<mode>4): Ditto.
6467 (sse5i_fnmsub<mode>4): Ditto.
6468 (sse5i_vmfmadd<mode>4): Ditto.
6469 (sse5i_vmfmsub<mode>4): Ditto.
6470 (sse5i_vmfnmadd<mode>4): Ditto.
6471 (sse5i_vmfnmsub<mode>4): Ditto.
6472 (mulv16qi3): Add SSE5 support.
6474 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6475 (sse2_mulv4si3): Disable if SSE5.
6476 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6477 (sse4_1_roundps): Ditto.
6478 (sse4_1_roundsd): Ditto.
6479 (sse4_1_roundss): Ditto.
6480 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6482 (sse_maskcmpsf3): Ditto.
6483 (sse_vmmaskcmpv4sf3): Ditto.
6484 (sse2_maskcmpv2df3): Ditto.
6485 (sse2_maskcmpdf3): Ditto.
6486 (sse2_vmmaskcmpv2df3): Ditto.
6487 (sse2_eq<mode>3): Ditto.
6488 (sse2_gt<mode>3): Ditto.
6489 (sse5_pcmov_<mode>): Add SSE5 support.
6490 (vec_unpacku_hi_v16qi): Ditto.
6491 (vec_unpacks_hi_v16qi): Ditto.
6492 (vec_unpacku_lo_v16qi): Ditto.
6493 (vec_unpacks_lo_v16qi): Ditto.
6494 (vec_unpacku_hi_v8hi): Ditto.
6495 (vec_unpacks_hi_v8hi): Ditto.
6496 (vec_unpacku_lo_v8hi): Ditto.
6497 (vec_unpacks_lo_v8hi): Ditto.
6498 (vec_unpacku_hi_v4si): Ditto.
6499 (vec_unpacks_hi_v4si): Ditto.
6500 (vec_unpacku_lo_v4si): Ditto.
6501 (vec_unpacks_lo_v4si): Ditto.
6502 (sse5_pmacsww): New SSE5 intrinsic insn.
6503 (sse5_pmacssww): Ditto.
6504 (sse5_pmacsdd): Ditto.
6505 (sse5_pmacssdd): Ditto.
6506 (sse5_pmacssdql): Ditto.
6507 (sse5_pmacssdqh): Ditto.
6508 (sse5_pmacsdqh): Ditto.
6509 (sse5_pmacsswd): Ditto.
6510 (sse5_pmacswd): Ditto.
6511 (sse5_pmadcsswd): Ditto.
6512 (sse5_pmadcswd): Ditto.
6513 (sse5_pcmov_<move>): Conditional move support on SSE5.
6514 (sse5_phaddbw): New SSE5 intrinsic insn.
6515 (sse5_phaddbd): Ditto.
6516 (sse5_phaddbq): Ditto.
6517 (sse5_phaddwd): Ditto.
6518 (sse5_phaddwq): Ditto.
6519 (sse5_phadddq): Ditto.
6520 (sse5_phaddubw): Ditto.
6521 (sse5_phaddubd): Ditto.
6522 (sse5_phaddubq): Ditto.
6523 (sse5_phadduwd): Ditto.
6524 (sse5_phadduwq): Ditto.
6525 (sse5_phaddudq): Ditto.
6526 (sse5_phsubbw): Ditto.
6527 (sse5_phsubwd): Ditto.
6528 (sse5_phsubdq): Ditto.
6529 (sse5_pperm): Ditto.
6530 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6531 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6532 (sse5_pperm_sign_v8hi_v4si): Ditto.
6533 (sse5_pperm_zero_v8hi_v4si): Ditto.
6534 (sse5_pperm_sign_v4si_v2di): Ditto.
6535 (sse5_pperm_sign_v4si_v2di): Ditto.
6536 (sse5_pperm_pack_v2di_v4si): Ditto.
6537 (sse5_pperm_pack_v4si_v8hi): Ditto.
6538 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6539 (sse5_perm<mode>): New SSE5 intrinsic insn.
6540 (rotl<mode>3): Ditto.
6541 (sse5_rotl<mode>3): Ditto.
6542 (sse5_ashl<mode>3): Ditto.
6543 (sse5_lshl<mode>3): Ditto.
6544 (sse5_frcz<mode>2): Ditto.
6545 (sse5s_frcz<mode>2): Ditto.
6546 (sse5_cvtph2ps): Ditto.
6547 (sse5_cvtps2ph): Ditto.
6548 (sse5_vmmaskcmp<mode>3): Ditto.
6549 (sse5_com_tf<mode>3): Ditto.
6550 (sse5_maskcmp<mode>3): Ditto.
6551 (sse5_maskcmp_uns<mode>3): Ditto.
6552 (sse5_maskcmp_uns2<mode>3): Ditto.
6553 (sse5_pcom_tf<mode>3): Ditto.
6555 * config/i386/predicates.md (sse5_comparison_float_operator):
6556 New predicate to match the comparison operators supported by
6557 the SSE5 com instruction.
6558 (ix86_comparison_int_operator): New predicate to match just the
6559 signed int comparisons.
6560 (ix86_comparison_uns_operator): New predicate to match just the
6561 unsigned int comparisons.
6563 * doc/invoke.texi (-msse5): Add documentation.
6564 (-mfused-madd): Ditto.
6566 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6568 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6570 (x86_64-*-*): Ditto.
6572 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6574 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6575 intrinisics for SSE5.
6577 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6580 * config/i386/mmintrin-common.h: New file, to contain common
6581 instructions between SSE4.1 and SSE5.
6583 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6584 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6585 (gen_regparm_prefix): Ditto.
6587 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6588 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6589 prototype_p to determine if a function is prototyped.
6591 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6593 * c-common.c (c_common_reswords) add the alignof keyword,
6594 with same RID as __alignof and __alignof__
6596 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6598 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6599 * hooks.c (hook_bool_const_int_const_int_true): New function.
6600 * target.h (struct gcc_target): Add can_eliminate field.
6601 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6602 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6603 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6604 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6605 (elim_table): Revise comment.
6606 * system.h (CAN_ELIMINATE): Poison.
6607 * defaults.h (CAN_ELIMINATE): Remove.
6608 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6610 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6611 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6613 (alpha_vms_can_eliminate): Declare as static, change return type to
6615 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6617 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6618 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6619 (arm_can_eliminate): New function.
6621 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6622 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6623 (avr_can_eliminate): Declare as static.
6624 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6626 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6627 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6628 (bfin_can_eliminate): New function.
6630 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6631 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6632 (crx_can_eliminate): New function.
6634 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6635 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6636 (fr30_can_eliminate): New function.
6638 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6639 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6640 (frv_can_eliminate): New function.
6642 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6643 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6644 (h8300_can_eliminate): New function.
6646 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6647 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6648 (i386_can_eliminate): Declare as static, change return type to bool.
6649 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6651 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6652 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6653 (ia64_can_eliminate): New function.
6655 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6656 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6657 (iq2000_can_eliminate): New function.
6659 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6660 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6661 (m32r_can_eliminate): New function.
6663 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6664 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6665 (m68hc11_can_eliminate): New function.
6667 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6668 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6669 (m68k_can_eliminate): New function.
6671 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6672 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6673 (mep_can_eliminate): New function.
6675 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6676 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6677 (mips_can_eliminate): New function.
6679 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6680 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6681 (rs6000_can_eliminate): New function.
6683 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6684 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6685 (s390_can_eliminate): Declare as static.
6686 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6688 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6689 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6690 (score_can_eliminate): New function.
6692 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6693 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6694 (sparc_can_eliminate): Declare as static.
6695 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6697 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6698 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6699 (xstormy16_can_eliminate): New function.
6701 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6702 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6703 (v850_can_eliminate): New function.
6705 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6707 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6708 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6709 (*movdfcc_ext[1234]): Disable for IEEE mode.
6711 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6713 * gimplify.c (prepare_gimple_addressable): New static function.
6714 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6716 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6717 manually fiddling with it.
6719 2009-08-25 Michael Matz <matz@suse.de>
6721 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6722 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6724 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6725 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6726 (do_jump): Split out code for simple binary comparisons into ...
6727 (do_jump_1): ... this, taking the individual operands and code.
6728 Change callers to helper function above accordingly.
6729 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6732 2009-08-25 Michael Matz <matz@suse.de>
6734 * expr.h (struct separate_ops, sepops): New type for passing
6735 around an exploded simple expression.
6736 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6737 Use this structure instead of expression tree.
6738 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6739 expression, only its type.
6740 (expand_vec_cond_expr): Take type and individual operands instead
6742 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6743 expand_vec_shift_expr): Change prototype accordingly.
6744 * tree-vect-stmts.c (vectorizable_condition): Change call of
6745 expand_vec_cond_expr_p to pass only type.
6746 * expr.c (do_store_flags): Change prototype and implementation
6747 to take an exploded expression.
6748 (expand_expr_real_1): New local ops initialized with details
6749 of the full expression. Use it instead of full
6750 expression in calls to do_store_flags, expand_vec_cond_expr,
6751 expand_widen_pattern_expr and expand_vec_shift_expr.
6753 2009-08-25 Michael Matz <matz@suse.de>
6755 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6756 treeop2 initialized with first three operands of the full expression.
6757 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6759 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6761 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6762 (__gthread_objc_condition_allocate): Mark arguments as unused.
6763 (__gthread_objc_condition_deallocate): Likewise.
6764 (__gthread_objc_condition_wait): Likewise.
6765 (__gthread_objc_condition_broadcast): Likewise.
6766 (__gthread_objc_condition_signal): Likewise.
6767 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6768 (__gthread_objc_thread_id): Likewise.
6770 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6773 * tree-pretty-print.c (print_call_name): Print the correct call name
6774 for procedure pointer components.
6776 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6778 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6779 default_promote_function_mode when not VMS.
6781 2009-08-24 Olivier Hainque <hainque@adacore.com>
6783 * convert.c (convert_to_integer): Don't assume an input pointer is
6784 POINTER_SIZE wide. Fetch from the type instead.
6786 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6788 * configure.ac (AC_PREREQ): Bump to 2.64.
6790 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6792 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6793 (process_command): Don't search standard_exec_prefix_1 and
6794 standard_exec_prefix_2.
6796 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6798 * config/arm/arm.c (output_return_instruction): Handle for
6801 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6803 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6805 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6807 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6808 (*arm_movdf_vfp): Likewise.
6810 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6812 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6813 (vashr<mode>3): Rename from ashr<mode>3.
6814 (vlshr<mode>3): Rename from lshr<mode>3.
6816 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6819 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6820 (check_format_info_main): Use scalar_identify_flag.
6821 (check_format_types): Check for scalar size identity if
6822 scalar_identify_flag is set.
6823 (printf_length_specs): Extend by new field.
6824 (asm_fprintf_length_specs): Likewise.
6825 (gcc_diag_length_specs): Likewise.
6826 (scanf_length_specs): Likewise.
6827 (strfmon_length_specs): Likewise.
6828 (gcc_gfc_length_specs): Likewise.
6829 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6830 (ms_printf_flag_specs): Likewise.
6831 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6833 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6836 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6837 (*call_value_pop_1): Ditto.
6838 (*sibcall_pop_1): New insn pattern.
6839 (*sibcall_value_pop_1): Ditto.
6841 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6844 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6847 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6850 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6851 (get_reg_use_in): New function.
6852 (forward_propagate_subreg): Propagate through subreg of zero_extend
6855 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6857 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6858 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6860 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6862 * configure.ac: Remove --with-datarootdir, --with-docdir,
6863 --with-htmldir switches. No need to call AC_SUBST for
6864 datarootdir, docdir, htmldir any more.
6865 * configure: Regenerate.
6866 * doc/install.texi (Configuration): Document --datarootdir,
6867 --docdir, --htmldir, --pdfdir; update documentation for
6868 --infodir, --mandir.
6869 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6872 * aclocal.m4: Regenerate.
6873 * config.in: Regenerate.
6874 * configure: Regenerate.
6876 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6877 Olivier Hainque <hainque@adacore.com>
6879 * config/ia64/ia64.c: Include libfuncs.h.
6880 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6881 (ia64_expand_call): Use reg 25 on VMS.
6882 (ia64_initialize_trampoline): Fix for VMS ABI.
6883 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6884 (ia64_function_arg): Initialize reg 25 on VMS.
6885 Fix OpenVMS ABI issues for varargs.
6886 For OpenVMS, emit the Argument Information register set in the
6887 incoming/sibcall case as well.
6888 (ia64_arg_type): New function.
6889 (ia64_function_arg_advance): Keep track of cum->words.
6890 Fix OpenVMS ABI issues for varargs.
6891 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6892 (ia64_override_options): Set flag_no_common on VMS.
6893 (ia64_init_builtins): Disable FWRITE builtin.
6894 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6895 (ia64_vms_init_libfuncs): Add decc$ routines.
6896 (ia64_vms_valid_pointer_mode): New function.
6897 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6898 (ia64_promote_function_mode): New function
6899 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6900 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6901 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6902 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6903 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6904 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6905 Suppress trailing '#' if VALUE is numeric.
6906 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6907 ia64_promote_function_mode.
6908 (TARGET_VALID_POINTER_MODE): Define.
6910 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6913 * config/rs6000/rs6000.c (rs6000_override_options): Use
6914 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6917 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6918 reporting of vector + decimal/boolean/complex error.
6920 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6922 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6923 __vector double TYPE_DECL.
6925 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6927 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6928 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6929 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6930 to pointer to enum machine_mode. Update all callers as needed.
6932 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6934 * config/alpha/alpha.md (exception_receiver): Emit alternative
6935 GP load sequence if flag_reorder_blocks_and_partition is set.
6936 (*exception_receiver_2): Also enable when
6937 flag_reorder_blocks_and_partition is set.
6939 2009-08-20 Matt Rice <ratmice@gmail.com>
6940 Diego Novillo <dnovillo@google.com>
6942 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6945 2009-08-20 Richard Guenther <rguenther@suse.de>
6947 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6948 * c-tree.h (c_dup_lang_specific_decl): Remove.
6949 (struct lang_decl, struct lang_type): Move definitions ...
6950 * c-lang.h: ... here. New file.
6951 * c-decl.c: Include c-lang.h.
6952 (c_dup_lang_specific_decl): Remove.
6953 * c-typeck.c: Include c-lang.h.
6954 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6955 (c-typeck.o): Likewise.
6956 * c-config-lang.in (gtfiles): Add c-lang.h.
6957 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6960 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6962 * config/alpha/alpha.c (alpha_end_function): Do not clear
6963 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6964 this is now handled in generic code.
6966 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6968 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6969 (s390_z10_fix_long_loop_prediction): New function.
6970 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6971 (s390_reorg): Walk over the INSNs and invoke
6972 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6974 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6976 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6977 "*brx_64bit", "*brx_31bit"): New patterns.
6978 * config/s390/s390.c ('E'): New output modifier.
6980 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6981 Richard Earnshaw <richard.earnshaw@arm.com>
6983 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6984 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6986 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6988 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6990 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6991 for mode mode of operand0 when doing secondary reload for SAR.
6993 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6996 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6997 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6999 2009-08-19 Jason Merrill <jason@redhat.com>
7001 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7002 supported template depth in C++0x.
7004 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7006 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7007 free_after_compilation.
7008 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7009 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7010 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7011 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7012 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7013 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7014 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7016 2009-08-19 Ian Lance Taylor <iant@google.com>
7018 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7019 of (plus (mult (neg B) C) A).
7021 2009-08-18 Michael Matz <matz@suse.de>
7023 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7024 instead of comparing TYPE_MAIN_VARIANT for equality.
7025 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7026 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7027 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7028 * gimplify.c (goa_lhs_expr_p): Ditto and use
7029 STRIP_USELESS_TYPE_CONVERSION.
7031 2009-08-18 Michael Matz <matz@suse.de>
7033 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7034 first field in a struct.
7035 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7037 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7039 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7040 locators before emit_insn is called. Remove assert that
7042 (alpha_end_function): Clear crtl->emit structure and free insn
7043 locators if cfun->is_thunk is true.
7045 2009-08-18 Jason Merrill <jason@redhat.com>
7047 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7049 * configure.ac: Test for it.
7050 * configure, config.in: Regenerate.
7051 * doc/install.texi: Document --enable-gnu-unique-object.
7053 2009-08-18 Richard Guenther <rguenther@suse.de>
7056 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7057 pow(x,y*z) only if x is nonnegative.
7059 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7061 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7065 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7066 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7068 2009-08-17 DJ Delorie <dj@redhat.com>
7070 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7071 * config/m32c/prologue.md (epilogue_freit): New.
7073 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7074 (bank_switch_p): Likewise.
7075 (fast_interrupt_p): Likewise.
7076 (interrupt_p): Likewise.
7077 (m32c_conditional_register_usage): Round memregs size up.
7078 (need_to_save): We only need to save $a0 when we use ENTER.
7079 (interrupt_p): Check for fast_interrupt too.
7080 (bank_switch_p): New.
7081 (fast_interrupt_p): New.
7082 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7083 (m32c_emit_prolog): Support bank switching and fast interrupts.
7084 * doc/extend.texi (Function Attributes): Add bank_switch and
7087 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7089 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7090 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7092 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7094 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7095 (menu): Add IA-64/VMS Options.
7096 (IA-64/VMS Options): Likewise.
7098 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7101 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7103 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7105 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7106 (mips_pop_asm_switch): Likewise.
7107 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7109 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7110 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7111 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7112 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7113 instead of set_noreorder.
7114 (mips_output_function_prologue): Use the new functions.
7115 (mips_output_function_epilogue): Likewise.
7116 (mips_need_noat_wrapper_p): New function, split out from...
7117 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7118 Use mips_push_asm_switch and mips_pop_asm_switch.
7119 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7120 and mips_pop_asm_switch.
7121 (ASM_OUTPUT_REG_POP): Likewise.
7122 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7123 Use mips_pop_asm_switch.
7124 (mips_asm_switch): New structure.
7125 (set_noreorder, set_nomacro): Replace with...
7126 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7127 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7128 instead of set_nomacro.
7129 (fix_truncsfsi2_macro): Likewise.
7130 (cprestore): Likewise.
7131 (hazard): Use mips_noreorder instead of set_noreorder.
7132 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7134 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7136 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7137 from prev_active_insn.
7139 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7141 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7142 * config/avr/avr.c (avr_override_options): Initialize
7143 avr_current_arch variable.
7144 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7145 __AVR_HAVE_16BIT_SP__ according to the device type.
7146 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7148 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7149 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7151 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7154 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7155 generating inlined subroutine die only. We shouldn't be
7156 called for anything else.
7157 (gen_block_die): Don't generate inline subroutine debug info for
7160 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7162 * graphite-poly.c (print_pbb): Print PBB index.
7164 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7167 * graphite-interchange.c (ppl_max_for_le): Moved...
7168 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7169 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7170 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7171 * graphite-ppl.h (ppl_max_for_le): Declared.
7173 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7175 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7176 supported on all platforms.
7177 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7178 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7179 * c-pragma.c: Likewise.
7180 * target-def.h (TARGET_INITIALIZER): Remove
7181 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7182 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7184 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7186 * config/ia64/fde-vms.c: New file.
7187 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7188 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7189 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7190 (uw_frame_state_for): Only register a personality routine if it is
7191 known to be compatible with our expectations.
7192 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7193 Declare unw_table_entry stack variable and
7194 mod all calls to _Unwind_FindTableEntry to add arg.
7195 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7196 (_Unwind_FindTableEntry): Add arg to prototype.
7198 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7200 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7201 field 'signal_pfs_loc'.
7202 (uw_frame_state_for): Remove duplicate code dealing with leaf
7203 procedures without unwind info.
7204 If in the frame after unwinding through a signal handler, restore
7205 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7206 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7207 'pfs_loc' to the AR.PFS location in the signal context; instead
7208 set 'signal_pfs_loc'.
7209 Manually generate the unwind info for the AR.PFS register.
7210 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7211 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7212 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7213 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7214 instead set 'signal_pfs_loc'.
7215 Remove code preventing the AR.PFS register from being restored
7216 from the signal context.
7218 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7219 Tristan Gingold <gingold@adacore.com>
7221 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7222 * config/ia64/t-vms: New file.
7223 * config/ia64/vms64.h: New file.
7224 * config/ia64/vms.h: New file.
7225 * config/ia64/vms-crtinit.asm: New file.
7226 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7227 * config/ia64/vms-unwind.h: New file.
7229 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7231 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7234 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7237 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7239 * real.h (do_mpc_arg2): ... here.
7240 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7243 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7245 * final.c (add_debug_prefix_map): Don't use GC memory for
7246 old_prefix and new_prefix.
7248 2009-08-14 Richard Guenther <rguenther@suse.de>
7250 * ipa-prop.c (compute_complex_pass_through): If we cannot
7251 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7253 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7255 * c-lex.c (c_lex_with_flags): Increase size of local variable
7256 to avoid memory clobber.
7258 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7261 * config/i386/i386.c (ix86_fp_comparison_strategy):
7262 Only enable/disable sahf at function granularity.
7264 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7266 PR rtl-optimization/41064
7267 * reload1.c (reload_as_needed): Don't call extract_insn
7268 for known invalid replacements after calling
7269 validate_replace_rtx_group and verify_changes.
7271 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7274 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7275 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7276 ix86_expand_fp_vcond.
7277 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7278 Assert that operation is supported by ix86_expand_int_vcond.
7279 (vcondu<SSEMODE124C8:mode>): Ditto.
7281 2009-08-13 DJ Delorie <dj@redhat.com>
7283 * config/i386/djgpp-stdint.h: New.
7284 * config.gcc (djgpp): Use it.
7286 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7288 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7289 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7291 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7293 * tree-ssa-loop-prefetch.c
7294 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7295 for long-stride pruning.
7296 (compute_miss_rate): New function to compute the probability
7297 that two memory references access different cache lines.
7299 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7301 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7303 2009-08-13 Richard Guenther <rguenther@suse.de>
7306 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7307 use the constant pointer type.
7308 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7309 of CV qualifiers on the target pointer type.
7310 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7311 conversion check before restrict check.
7313 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7316 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7318 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7320 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7322 2009-08-12 Richard Guenther <rguenther@suse.de>
7324 PR tree-optimization/41011
7325 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7326 and reference constructing.
7328 2009-08-12 Xinliang David Li <davidxl@google.com>
7330 PR tree-optimization/41012
7331 * tree-flow.h : New external interface.
7332 * gimple-low.c (check_call_arg): Change to public function.
7333 Remove argument mismatch check in lowering.
7334 * tree-inline.h (tree_can_inline_p): Interface change.
7335 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7337 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7338 Call change to tree_can_inline_p function.
7339 (cgraph_decide_inlining_incrementally): Ditto.
7341 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7343 PR tree-optimization/41031
7344 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7345 on the partition variable rather than promote_mode on the source
7346 type. Assert that the partition variable's type has the same
7347 mode as the source value's.
7349 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7351 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7352 for for_return == 2.
7353 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7355 * calls.c (expand_call): Fix typo.
7356 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7358 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7360 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7361 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7362 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7363 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7365 2009-08-12 Andrew Haley <aph@redhat.com>
7367 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7369 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7372 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7374 2009-08-12 Richard Guenther <rguenther@suse.de>
7376 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7377 * gimplify.c (gimplify_modify_expr): Do not use
7378 lang_hooks.types_compatible_p.
7379 * tree-ssa.c (useless_type_conversion_p): For aggregates
7380 just return false if the canonical types differ.
7382 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7385 * sese.c (convert_for_phi_arg): New.
7386 (add_guard_exit_phis): Use convert_for_phi_arg.
7388 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7390 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7391 unknown subscript upper bounds.
7393 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7394 Pranav Garg <pranav.garg2107@gmail.com>
7396 * graphite-interchange.c (gather_access_strides): Removed.
7397 (ppl_max_for_le): New.
7398 (build_linearized_memory_access): New.
7399 (memory_stride_in_loop): New.
7400 (pbb_interchange_profitable_p): Reimplemented.
7401 * graphite-ppl.h (ppl_new_id_map): New.
7402 (ppl_interchange): New.
7404 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7406 * graphite-interchange.c (compute_subscript): Removed.
7407 (compute_array_size_cstr): Removed.
7408 (compute_array_size_poly): Removed.
7409 (compute_array_size): Removed.
7410 (gather_access_strides_poly): Removed.
7411 (gather_access_strides): Empty.
7413 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7415 * graphite-dependences.c (dependence_polyhedron_1): Replace
7416 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7417 (graphite_legal_transform_dr): Same.
7418 (graphite_carried_dependence_level_k): Same.
7419 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7420 Initialize PDR_NB_SUBSCRIPTS.
7421 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7423 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7424 (PDR_NB_SUBSCRIPTS): New.
7425 (pdr_nb_subscripts): Removed.
7426 (pdr_dim): Simplified.
7427 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7428 with PDR_NB_SUBSCRIPTS.
7430 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7432 * graphite-interchange.c (compute_array_size): Remove use of
7434 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7435 Do not initialize PDR_DATA_CONTAINER.
7436 (print_pdr): Do not print PDR_DATA_CONTAINER.
7437 * graphite-poly.h (struct poly_dr): Remove data_container field.
7438 (PDR_DATA_CONTAINER): Removed.
7439 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7441 (build_poly_dr): Same.
7443 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7444 Sebastian Pop <sebastian.pop@amd.com>
7446 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7447 copy of the dependence polyhedron. Free the temporary objects.
7448 (graphite_carried_dependence_level_k): Free unused objects before
7451 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7453 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7454 Early return without analyzing the data dependences if no
7455 transform has been done. Call restore_scattering if the transform
7457 (graphite-interchange.c): Same.
7458 * graphite-poly.c (print_scattering_function): Test for
7460 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7461 (apply_poly_transforms): Do not gcc_assert that
7462 the transform is legal.
7463 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7464 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7465 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7466 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7467 * graphite-poly.h (struct poly_scattering): New.
7468 (struct poly_bb): Add original, transformed, and saved fields.
7469 Remove transformed_scattering, original_scattering,
7470 nb_local_variables and nb_scattering_transform fields.
7471 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7472 (poly_scattering_new): New.
7473 (poly_scattering_free): New.
7474 (poly_scattering_copy): New.
7475 (store_scattering_pbb): New.
7476 (store_scattering): New.
7477 (restore_scattering_pbb): New.
7478 (restore_scattering): New.
7479 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7480 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7482 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7484 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7487 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7489 * Makefile.in (graphite.o): Depends on PREDICT_H.
7490 * graphite.c: Include predict.h.
7491 (graphite_finalize): Call tree_estimate_probability.
7492 * predict.c (predict_loops): Do not call scev_initialize and
7494 (tree_estimate_probability_bb): New.
7495 (tree_estimate_probability): Do not initialize loops: move that
7496 code to the driver. Call tree_estimate_probability_bb.
7497 (tree_estimate_probability_driver): New.
7498 (pass_profile): Use tree_estimate_probability_driver.
7499 * predict.h (tree_estimate_probability): Declared.
7501 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7503 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7504 * graphite-dependences.c (graphite_legal_transform): Add time to
7505 TV_GRAPHITE_DATA_DEPS.
7506 (dependency_between_pbbs_p): Same.
7507 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7509 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7511 PR rtl-optimization/41033
7512 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7513 aliasing is disabled.
7515 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7517 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7518 si_mask_operand, and_load_operand, low_bitmask_operand,
7519 and_reg_operand, and_operand): New predicates.
7520 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7521 * config/mips/mips.c (and_operands_ok): New function.
7522 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7523 * config/mips/mips.md (move_type): Add ext_ins and logical.
7524 (type): Handle them.
7525 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7526 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7527 shift_shift. Remove commutative constraint modifier.
7528 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7530 (*clear_upper32_dext): Remove define_insn_and_split.
7531 (*clear_upper32): Turn this define_insn_and_split ...
7532 (splitter for ANDing register with 0xffff_ffff): .. into this.
7534 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7536 * combine.c (try_widen_shift_mode): Factor out code to check if an
7537 integer constant is a low-order bitmask from here ...
7538 * rtlanal.c (low_bitmask_len): ... to here.
7539 * rtl.h (low_bitmask_len): Declare.
7541 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7544 * config/alpha/alpha.md (addsi3): Remove expander.
7545 (addsi3): Rename from *addsi3_internal insn pattern.
7546 (subsi3): Remove expander.
7547 (subsi3): Rename from *subsi3_internal insn pattern.
7549 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7551 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7554 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7555 Eric Botcazou <botcazou@adacore.com>
7556 Douglas B Rupp <rupp@gnat.com>
7558 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7559 that records that fit in 64 bits are returned by immediate value,
7560 as required by OpenVMS Calling Standard.
7561 (function_value): Adjust for above modification.
7562 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7563 virtual_incoming_args_rtx as base object, not next_arg.
7564 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7566 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7568 * reload.c (find_reloads_subreg_address): Check the original
7569 req_equiv_mem address to detect the case where an address is
7570 not valid in the outer mode.
7572 2009-08-11 Richard Guenther <rguenther@suse.de>
7575 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7577 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7579 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7580 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7582 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7583 Douglas B Rupp <rupp@gnat.com>
7585 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7586 PT_STACK when frame_pointer_needed on OpenVMS.
7587 (alpha_pv_save_size, alpha_using_fp): Remove.
7588 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7589 with proper processing for PT_NULL.
7590 (alpha_vms_initial_elimination_offset): New function. Support for
7591 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7592 (alpha_sa_size): Force procedure type to PT_STACK when
7593 frame_pointer_needed on OpenVMS.
7594 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7595 (alpha_using_fp): Likewise.
7596 (alpha_vms_can_eliminate): Add prototype.
7597 (alpha_vms_initial_elimination_offset): Likewise.
7598 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7599 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7601 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7602 Douglas B Rupp <rupp@gnat.com>
7604 * config/alpha/alpha.c (common_object_handler): New function.
7605 (vms_attribute_table): Declare a single attribute "common_object".
7606 (vms_output_aligned_decl_common): New global function.
7607 (SECTION_VMS_OVERLAY): Delete.
7608 (SECTION_VMS_GLOBAL): Likewise.
7609 (SECTION_VMS_INITIALIZE): Likewise.
7610 (vms_asm_named_section): Remove support for above flags.
7611 (vms_section_type_flags): Delete.
7612 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7613 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7614 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7615 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7617 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7620 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7621 (sub_ddmmss): Likewise.
7623 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7626 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7629 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7632 * reload1.c (reload_as_needed): Use cancel_changes to completely
7633 undo a failed replacement attempt.
7635 2009-08-10 Richard Guenther <rguenther@suse.de>
7638 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7639 (useless_type_conversion_p): ... here. Require pointer targets
7642 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7645 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7646 loose the original type of the statement list.
7648 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7650 * config/alpha/alpha.c: Include libfuncs.h
7651 (avms_asm_output_extern): New function.
7652 (alpha_init_libfuncs): Init some decc libfuncs.
7653 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7654 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7655 (DO_CRTL_NAMES): Define.
7657 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7658 (LONG_TYPE_SIZE): Define.
7659 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7660 (SUBTARGET_SWITCHES): Define malloc64 switch.
7661 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7662 (MASK_RETURN_ADDR): Define.
7663 doc/invoke.texi (mmalloc64): Document switch.
7665 2009-08-09 Olivier Hainque <hainque@adacore.com>
7666 Douglas B Rupp <rupp@gnat.com>
7668 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7669 uses_condition_handler.
7670 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7671 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7672 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7673 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7674 (code_for_builtin): New insn codes for the new alpha_builtins.
7675 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7676 (alpha_sa_size): Account for uses_condition_handler.
7677 (alpha_expand_prologue): Likewise.
7678 (alpha_start_function): Likewise.
7679 (alpha_expand_epilogue): Likewise.
7680 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7681 establish/revert expanders.
7682 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7683 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7684 New expander, resorting to the alpha.c associated function.
7685 (builtin_revert_vms_condition_handler): Likewise.
7686 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7687 __gcc_shell_handler, the static VMS condition handler used as
7688 an indirection wrapper to the current dynamically established
7690 * config/alpha/vms-unwind.h: Complete rewrite.
7691 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7692 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7694 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7695 Douglas B Rupp <rupp@gnat.com>
7697 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7698 (alpha_need_linkage): Handle aliases. Return function symbol.
7699 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7700 Use ultimate alias target for the linkage name.
7701 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7702 by alpha_need_linkage for the function symbol.
7703 (setmemdi): Likewise.
7705 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7707 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7708 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7709 (ASM_WEAKEN_LABEL): Define.
7710 (CRT_CALL_STATIC_FUNCTION): Define.
7711 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7712 (ENDFILE_SPEC): Define.
7713 (INIT_SECTION_ASM_OP): Define.
7714 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7715 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7717 (MULTILIB_OSDIRNAMES): Define.
7718 (shlib_version): Define.
7719 (SHLIB_EXT): Define.
7720 (SHLIB_OBJS): Define.
7721 (SHLIB_NAME): Define.
7722 (SHLIB_MULTILIB): Define.
7723 (SHLIB_INSTALL): Define.
7724 (SHLIB_SYMVEC): Define.
7725 (SHLIB_SYMVECX2): Define.
7726 (SHLIB_LINK): Define.
7728 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7730 * config/alpha/alpha.c (alpha_initialize_trampoline):
7731 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7732 (alpha_start_function): Emit transfer address on nested functions
7733 for VMS trampoline call.
7734 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7735 since no longer used.
7736 * config/alpha/vms-tramp.asm: Remove.
7737 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7738 since now only data initialized at runtime.
7740 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7742 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7743 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7744 (MD_EXEC_PREFIX): Remove, no longer used.
7745 (MD_STARTFILE_PREFIX): Likewise.
7746 (INCLUDE_DEFAULTS): Likewise.
7747 * config/alpha/t-vms:
7748 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7750 2009-08-09 Richard Guenther <rguenther@suse.de>
7752 PR tree-optimization/41016
7753 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7754 (operand_precision): Remove.
7755 (integral_operand_p): Likewise.
7756 (recognize_single_bit_test): Adjust.
7758 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7760 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7761 operation overflows. Likewise non-cast unary arithmetic.
7762 If one arm of a conditional expression is always taken,
7763 inhibit evaluation warnings for the other arm. Likewise inhibit
7764 evaluation warnings for the second && or || operand if the first
7765 operand is enough to determine the result.
7766 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7768 (build_binary_op): Prevent duplicate evaluation warnings.
7770 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7772 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7773 and destination have different modes, Use promote_mode to
7774 determine the signedness of the conversion. Assert that the
7775 promoted source mode matches the destination mode. Don't pass
7776 the destination and destination mode to expand_expr if the source
7777 mode is different. Simplify conversion logic.
7779 2009-08-09 Ira Rosen <irar@il.ibm.com>
7781 PR tree-optimization/41008
7782 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7783 from condition only in case it's a comparison. Adjust checks.
7785 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7787 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7788 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7789 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7790 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7791 (dump_cand): Handle them.
7792 (struct iv_cand): New members COST_STEP and AINC_USE.
7793 (stmt_after_increment): Likewise.
7794 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7795 callers changed. Use gimple_uid comparison instead of scanning.
7796 (add_candidate_1): When looking for identical candidates, take
7797 AINC_USE into account. Set it for new candidates.
7798 (force_expr_to_var_cost): Cast target_spill_cost to int.
7799 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7800 All callers changed. Check for availability of autoinc addressing
7801 modes, both in general for a given mode, and in the specific use case.
7802 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7804 (get_computation_cost): Likewise.
7805 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7806 add_autoinc_candidates): New static functions.
7807 (add_candidate): Call add_autoinc_candidates for candidates based on
7809 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7810 (determine_use_iv_cost_address): If we have an autoinc candidate at
7811 the matching use, verify autoinc is possible and subtract the cost
7812 of the candidate's step from the cost.
7813 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7814 member of the candidate.
7815 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7816 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7818 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7820 * config.build (ia64-hp-*vms*): New target.
7821 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7823 * config.gcc (ia64-hp-*vms*): New target.
7824 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7826 * config.host (ia64-hp-*vms*): New target.
7827 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7830 2009-08-08 Richard Guenther <rguenther@suse.de>
7832 PR tree-optimization/40991
7833 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7835 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7837 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7838 mode check. Do truncations in an integer mode.
7839 (force_to_mode): Handle subregs for all mode types. Only do
7840 arithmetic simplifications on integer modes.
7842 2009-08-07 Richard Guenther <rguenther@suse.de>
7844 PR tree-optimization/40999
7845 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7846 (maybe_fold_reference): Lookup constant initializers.
7847 (fold_gimple_assign): Likewise.
7849 2009-08-07 Richard Guenther <rguenther@suse.de>
7851 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7852 that require structural equality defer to the langhook.
7854 2009-08-07 Martin Jambor <mjambor@suse.cz>
7856 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7858 (struct ipa_pass_through_data): New type.
7859 (struct ipa_ancestor_jf_data): New type.
7860 (union jump_func_value): Removed field formal_id, added fields
7861 pass_through and ancestor.
7862 (struct ipa_param_call_note): Changed type of formal_id to int from
7864 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7865 operations jump functions and ancestor jump functions.
7866 (compute_complex_pass_through): New function.
7867 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7868 reflect changes in the jump function strucutre.
7869 (update_jump_functions_after_inlining): Ignore complex pass-through
7870 and ancestor jump functions.
7871 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7872 polynomial pass-through with operation jump functions.
7874 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7876 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7877 fde->dw_fde_begin as begin label instead of hot/cold label.
7878 Use LLSDAC label instead of LLSDA for second section lsda.
7879 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7880 label instead of LLSDA if it is true.
7881 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7883 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7884 SECTION argument. Use it as index into crtl->eh.call_site_record
7886 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7887 use it to determine how to print table entries instead of using
7888 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7889 label instead of normal begin label as base.
7890 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7891 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7892 ensure no EH range spans between sections and that landing pads
7893 are always in the corresponding section.
7894 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7895 for crtl->eh.call_site_record being an array rather than scalar.
7896 (output_one_function_exception_table): New function, copied
7897 from output_function_exception_table. Adjust
7898 dw2_size_of_call_site_table, dw2_output_call_site_table
7899 callers. For SECOND section use *C suffixed labels.
7900 (output_function_exception_table): Call
7901 output_one_function_exception_table and, when doing hot/cold
7902 partitioning, also another time for the second section.
7903 * opts.c: Include except.h.
7904 (decode_options): Allow -freorder-blocks-and-partition with
7905 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7906 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7907 * function.h (struct rtl_eh): Change call_site_record from
7908 scalar into array of 2 elements.
7910 2009-08-07 Martin Jambor <mjambor@suse.cz>
7912 * ipa-prop.c (count_formal_params_1): New function.
7913 (ipa_get_vector_of_formal_parms): New function.
7914 (get_vector_of_formal_parm_types): New function.
7915 (ipa_modify_formal_parameters): New function.
7916 (ipa_modify_call_arguments): New function.
7917 (index_in_adjustments_multiple_times_p): New function.
7918 (ipa_combine_adjustments): New function.
7919 (ipa_dump_param_adjustments): New function.
7920 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7921 (ipa_get_vector_of_formal_parms): Declare.
7922 (ipa_modify_formal_parameters): Declare.
7923 (ipa_modify_call_arguments): Declare.
7924 (ipa_combine_adjustments): Declare.
7925 (ipa_dump_param_adjustments): Declare.
7926 (build_ref_for_offset): Declare.
7927 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7928 * tree-sra.c: Include ipa-prop.c.
7929 (build_ref_for_offset): Make public.
7931 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7933 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7935 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7937 * gcc/doc/extend.texi (__builtin_extract_return_address)
7938 (__builtin_frob_return_address): Document.
7940 2009-08-06 Paul Brook <paul@codesourcery.com>
7942 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7943 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7944 implementation on ARMv6-M.
7946 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7948 * doc/extend.texi (pcs): Document new attribute for ARM.
7950 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7952 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7955 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7957 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7960 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7962 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7964 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7966 Merge ARM/hard_vfp_branch to trunk.
7968 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7970 * arm.c (libcall_eq): New function.
7971 (libcall_hash): New function.
7972 (add_libcall): New function.
7973 (arm_libcall_uses_aapcs_base): New function.
7974 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7975 libcalls using the base PCS.
7976 (arm_init_cumulative_args): Likewise.
7978 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7980 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7981 Use base ABI for conversion libfuncs between HFmode and SFmode.
7983 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7985 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7986 V4SImode as representatives of all 64-bit and 128-bit vector
7987 types. Allow vector types without vector modes.
7988 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7989 without vector modes like BLKmode.
7990 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7991 BLKmode. Avoid unsupported vector modes or TImode moves for
7993 (aapcs_vfp_allocate_return_reg): Likewise.
7994 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7995 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7997 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7999 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8000 (arm_get_pcs_model): Pass attribute arguments to
8001 arm_pcs_from_attribute.
8002 (arm_init_cumulative_args): Use base AAPCS for conversions from
8003 floating-point types to DImode.
8004 (arm_attribute_table): Add pcs attribute.
8005 (arm_handle_pcs_attribute): New.
8006 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8007 conversions from floating-point types to DImode, also declare them
8008 to use base AAPCS and declare functions they call to use base
8009 AAPCS and their RTABI names.
8011 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8013 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8014 -mfloat-abi=hard not being supported for VFP.
8016 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8018 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8019 SYMBOL_REF to hard_libcall_value.
8021 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8022 Richard Earnshaw <rearnsha@arm.com>
8024 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8025 has been put on the stack, all remaining co-processory arguments for
8026 that co-processor also go on the stack.
8028 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8030 * config/arm/arm.c (arm_return_in_memory): Handle returning
8031 vectors of suitable size in registers also for AAPCS case.
8033 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8035 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8037 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8039 ARM Hard-VFP calling convention
8040 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8041 * target.h (gcc_target): Add libcall_value to table of call hooks.
8042 * targhooks.h (default_libcall_value): Default implementation.
8043 * targhooks.c (default_libcall_value): Likewise.
8044 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8045 * optabs.c (expand_unop): Use it.
8046 * expr.h (hard_libcall_value): Pass the function RTX through.
8047 * calls.c (emit_library_call_value_1): Update call to
8049 * explow.c (hard_libcall_value): Use new target hook.
8050 * testsuite/lib/target-supports.exp
8051 (check_effective_target_arm_hard_vfp_ok): New hook.
8052 (check_effective_target_arm_neon_ok): Improve test for neon
8054 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8055 * config/arm/arm.c: Include cgraph.h
8056 (TARGET_FUNCTION_VALUE): Override default hook.
8057 (arm_pcs_default): New variable.
8058 (arm_override_options): Don't fault hard calling convention with VFP.
8059 Add support for AAPCS variants.
8060 (arm_function_value): Make static. Handle AAPCS variants.
8061 (arm_libcall_value): New function.
8062 (arm_apply_result_size): Handle VFP registers in results.
8063 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8065 (pcs_attribute_args): New variable.
8066 (arm_pcs_from_attribute): New function.
8067 (arm_get_pcs_model): New function.
8068 (aapcs_vfp_cum_init): New function.
8069 (aapcs_vfp_sub_candidate): New function.
8070 (aapcs_vfp_is_return_candidate): New function.
8071 (aapcs_vfp_is_call_candidate): New function.
8072 (aapcs_vfp_allocate): New function.
8073 (aapcs_vfp_allocate_return_reg): New function.
8074 (aapcs_vfp_advance): New function.
8075 (aapcs_cp_arg_layout): New variable.
8076 (aapcs_select_call_coproc): New function.
8077 (aapcs_select_return_coproc): New function.
8078 (aapcs_allocate_return_reg): New function.
8079 (aapcs_libcall_value): New function.
8080 (aapcs_layout_arg): New function.
8081 (arm_init_cumulative_args): Initialize AAPCS args data.
8082 (arm_function_arg): Handle AAPCS variants using new interface.
8083 (arm_arg_parital_bytes): Likewise.
8084 (arm_function_arg_advance): New function.
8085 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8086 calling conventions.
8087 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8088 * arm.h (NUM_VFP_ARG_REGS): Define.
8089 (LIBCALL_VALUE): Update.
8090 (FUNCTION_VALUE): Delete.
8091 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8092 (arm_pcs): New enum.
8093 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8094 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8095 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8096 * arm-protos.h (arm_function_arg_advance): Add.
8097 (aapcs_libcall_value): Add.
8098 (arm_function_value): Delete.
8100 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8101 H.J. Lu <hongjiu.lu@intel.com>
8104 * config/i386/i386.c (standard_sse_mode_p): Remove.
8105 (standard_sse_constant_p): Return 2 for integer mode
8106 vector_all_ones_operand when SSE2 is enabled.
8107 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8108 (ix86_expand_vector_move): Do not check for negative values from
8109 standard_sse_constant_p.
8111 2009-08-06 Richard Guenther <rguenther@suse.de>
8113 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8114 array type comparisons frontend independent.
8115 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8116 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8117 out array reference lower bound and element size operands.
8118 (ao_ref_init_from_vn_reference): Properly compute the offset
8119 for ARRAY_RANGE_REF.
8120 (vn_reference_fold_indirect): Fill out array reference lower
8121 bound and element size operands.
8122 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8123 a non gimple valued reference operand which can happen for
8124 array reference lower bound or element size.
8125 (create_component_ref_by_pieces_1): Properly generate the
8126 element size operand for array references.
8128 2009-08-06 Richard Guenther <rguenther@suse.de>
8130 PR tree-optimization/40964
8131 * tree.c (iterative_hash_host_wide_int): Export.
8132 * tree.h (iterative_hash_host_wide_int): Declare.
8133 * tree-ssa-structalias.c (heapvar_map): New struct.
8134 (heapvar_map_eq): New function.
8135 (heapvar_map_hash): Likewise.
8136 (heapvar_lookup): Adjust.
8137 (heapvar_insert): Likewise.
8138 (make_constraint_from_heapvar): Allow multiple heap variables
8139 per decl at different offsets.
8140 (init_alias_heapvars): Adjust.
8142 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8144 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8145 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8146 trailing sync if TARGET_SYNC_AFTER_SC.
8148 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8150 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8151 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8152 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8153 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8154 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8155 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8156 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8157 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8158 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8159 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8160 the prototype declaration match the definition.
8161 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8162 instructions explicitly. Add barrier_before and operands
8164 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8165 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8166 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8167 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8168 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8169 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8171 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8173 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8175 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8176 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8179 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8182 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8184 PR rtl-optimization/40924
8185 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8186 make sure canon_rtx (mem_address) isn't simpler than
8187 canon_rtx (expanded_mem_address).
8189 2009-08-05 Li Feng <nemokingdom@gmail.com>
8191 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8193 (build_scop_drs): Build alias set for each SCoP.
8195 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8197 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8198 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8199 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8200 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8201 (BASE_DRIVER_SELF_SPECS): Likewise.
8203 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8205 * tree-ssa-alias.c: Fix some comment typos.
8207 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8209 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8210 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8212 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8215 * simplify-rtx.c (simplify_binary_operation_1): Disable
8216 simplifications for decimal float operations.
8218 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8221 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8222 operand of INDIRECT_REF.
8224 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8226 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8227 constants referencing TLS symbols.
8229 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8231 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8232 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8234 2009-08-03 Richard Guenther <rguenther@suse.de>
8236 * tree.c (make_vector_type): Build a main variant first,
8237 get the canonical one and then build the variant.
8238 * tree-ssa.c (useless_type_conversion_p_1): Handle
8240 (useless_type_conversion_p): Conversions to pointers to
8241 incomplete record types are useless.
8243 2009-08-03 Richard Guenther <rguenther@suse.de>
8245 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8246 file will be created.
8247 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8248 * toplev.c (compile_file): Adjust comment.
8250 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8252 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8253 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8254 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8255 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8256 (sh_promote_function_mode): Fix typo.
8258 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8260 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8262 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8264 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8265 declaration arguments.
8267 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8269 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8270 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8271 (ix86_split_ashl): Ditto.
8272 (ix86_expand_vector_init_one_nonzero): Ditto.
8273 (ix86_expand_vector_set): Ditto.
8274 (ix86_expand_reduc_v4sf): Ditto.
8276 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8278 * explow.c (promote_function_mode): Remove assert.
8279 * config/sh/sh.c (sh_promote_function_mode): Declare.
8281 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8283 * config/pa/pa.c (pa_promote_function_mode): Declare.
8284 Change to static. Fix promote_mode call.
8286 * gthr-dce.h (CONST_CAST2): Define if not defined.
8287 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8289 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8291 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8293 * expr.c (store_constructor): Use promote_decl_mode. Remove
8294 now write-only variable unsignedp.
8295 (expand_expr_real_1): Use promote_decl_mode.
8296 * expr.h (promote_function_mode, promote_decl_mode): New.
8297 (promote_mode): Remove last argument.
8298 * function.c (assign_temp): Drop last argument of promote_mode.
8299 (assign_parm_find_data_types): Use promote_function_mode.
8300 (assign_parm_setup_reg): Likewise.
8301 (expand_function_end): Use promote_function_mode.
8302 * calls.c (initialize_argument_information): Use promote_function_mode.
8303 (precompute_arguments): Use promote_mode instead of checking if
8304 only PROMOTE_FUNCTION_MODE is defined.
8305 (expand_call): When making sibcall decisions, use promote_function_mode.
8306 Below, remove an if for targetm.calls.promote_function_return and
8307 and use promote_function_mode.
8308 (emit_library_call_value_1): Use promote_function_mode, fix bug
8309 where promote_mode was passed FOR_CALL == 0 for a return value in an
8311 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8312 * explow.c (promote_function_mode, promote_decl_mode): New.
8313 (promote_mode): Keep only the FOR_CALL == 0 case.
8314 * combine.c (setup_incoming_promotion): Remove test of
8315 promote_function_args. Use promote_function_mode.
8316 * stmt.c (expand_value_return): Use promote_decl_mode.
8317 (expand_decl): Use promote_decl_mode.
8319 * expr.c (store_constructor): Use promote_decl_mode. Remove
8320 now write-only variable unsignedp.
8321 (expand_expr_real_1): Use promote_decl_mode.
8322 * expr.h (promote_function_mode, promote_decl_mode): New.
8323 (promote_mode): Remove last argument.
8324 * function.c (assign_temp): Drop last argument of promote_mode.
8325 (assign_parm_find_data_types): Use promote_function_mode.
8326 (assign_parm_setup_reg): Likewise.
8327 (expand_function_end): Use promote_function_mode.
8328 * calls.c (initialize_argument_information): Use promote_function_mode.
8329 (precompute_arguments): Use promote_mode instead of checking if
8330 only PROMOTE_FUNCTION_MODE is defined.
8331 (expand_call): When making sibcall decisions, use promote_function_mode.
8332 Below, remove an if for targetm.calls.promote_function_return and
8333 and use promote_function_mode.
8334 (emit_library_call_value_1): Use promote_function_mode, fix bug
8335 where promote_mode was passed FOR_CALL == 0 for a return value in an
8337 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8338 * explow.c (promote_function_mode, promote_decl_mode): New.
8339 (promote_mode): Keep only the FOR_CALL == 0 case.
8340 * combine.c (setup_incoming_promotion): Remove test of
8341 promote_function_args. Use promote_function_mode.
8342 * stmt.c (expand_value_return): Use promote_decl_mode.
8343 (expand_decl): Use promote_decl_mode.
8345 * explow.c (promote_function_mode): Just call the target hook.
8346 * targhooks.c (default_promote_function_mode,
8347 default_promote_function_mode_always_promote): New.
8348 * targhooks.h (default_promote_function_mode,
8349 default_promote_function_mode_always_promote): Declare.
8350 * target.h (promote_function_args, promote_function_return): Remove.
8351 (promote_function_mode): New.
8352 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8353 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8354 (TARGET_PROMOTE_FUNCTION_MODE): New.
8355 (TARGET_CALLS): Adjust.
8356 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8357 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8359 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8360 * config/s390/s390.c (s390_promote_function_mode): ... here,
8361 with pointer handling.
8362 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8363 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8365 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8366 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8367 with pointer handling.
8368 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8369 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8371 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8372 * config/sh/sh.c (sh_promote_function_mode): New.
8373 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8374 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8376 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8377 * config/cris/cris.c (cris_promote_function_mode): ... here.
8378 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8379 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8381 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8382 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8383 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8384 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8386 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8387 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8388 complex type handling.
8389 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8390 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8392 * config/pa/pa.c (pa_promote_function_mode): New.
8393 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8394 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8396 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8397 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8398 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8399 * config/xtensa/xtensa.c: Likewise.
8400 * config/stormy16/stormy16.c: Likewise.
8401 * config/iq2000/iq2000.c: Likewise.
8402 * config/rs6000/rs6000.c: Likewise.
8403 * config/picochip/picochip.c: Likewise.
8404 * config/arc/arc.c: Likewise.
8405 * config/mcore/mcore.c: Likewise.
8406 * config/score/score.c: Likewise.
8407 * config/mips/mips.c: Likewise.
8408 * config/bfin/bfin.c: Likewise.
8409 * config/ia64/ia64.c: Likewise (disabled though).
8411 * config/frv/frv.h: Remove pointless remark.
8413 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8414 TARGET_PROMOTE_FUNCTION_ARGS,
8415 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8416 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8418 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8420 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8421 -floop-parallelize-all.
8422 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8423 flag_loop_parallelize_all.
8424 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8425 * graphite.c (graphite_transform_loops): Same.
8427 * graphite-poly.c (apply_poly_transforms): Same.
8429 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8431 PR tree-optimization/40914
8432 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8433 if set, then check the delta field of the PMF record.
8434 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8435 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8436 call is stored in the delta.
8438 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8440 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8442 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8444 * config/i386/bsd.h (ASM_BYTE): New define.
8445 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8446 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8447 .byte. Use fputs or putc instead of fprintf where appropriate.
8448 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8449 fputs or putc instead of fprintf where appropriate.
8450 * config/i386/i386elf.h: Ditto.
8451 * config/i386/sysv4.h: Ditto.
8453 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8454 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8455 (*tls_global_dynamic_64): Ditto.
8457 2009-07-31 Christian Bruel <christian.bruel@st.com>
8459 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8461 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8463 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8464 Remove dead code for MINUS.
8466 2009-07-31 Anthony Green <green@moxielogic.com>
8468 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8470 (moxie_expand_epilogue): Ditto for epilogue.
8471 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8473 (moxie_function_arg): Ditto.
8474 (moxie_pass_by_reference): Ditto.
8475 (moxie_arg_partial_bytes): Ditto.
8476 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8477 (FUNCTION_ARG_ADVANCE) Ditto.
8478 (REG_PARM_STACK_SPACE) Ditto.
8479 (FUNCTION_ARG_REGNO_P) Dito.
8481 * config.gcc: Add moxie linux config support.
8482 * gcc/config/moxie/uclinux.h: New file.
8484 2009-07-31 DJ Delorie <dj@redhat.com>
8486 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8487 (UNSPECV_SP_SWITCH_E): New.
8488 (sp_switch_1): Change to an unspec.
8489 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8491 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8492 reference the new stack's address
8494 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8496 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8497 graphite-clast-to-gimple.o, graphite-dependences.o,
8498 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8499 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8500 (graphite-blocking.o,
8501 graphite-clast-to-gimple.o, graphite-dependences.o,
8502 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8503 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8504 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8505 * cfgloop.h (struct loop): Add can_be_parallel field.
8506 * common.opt (fgraphite-identity): Moved up.
8507 (fgraphite-force-parallel): New flag.
8508 * graphite.c: Rewrite.
8509 * graphite.h: Rewrite.
8510 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8512 * toplev.c (graphite_out_file): New file descriptor.
8513 (graphite_in_file): New.
8514 (process_options): flag_graphite_force_parallel cannot be used without
8516 * tree-ssa-loop.c: Include toplev.h.
8517 (gate_graphite_transforms): Enable flag_graphite for
8518 flag_graphite_force_parallel.
8520 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8522 * ChangeLog.graphite: New.
8523 * graphite-blocking.c: New.
8524 * graphite-clast-to-gimple.c: New.
8525 * graphite-clast-to-gimple.h: New.
8526 * graphite-dependences.c: New.
8527 * graphite-dependences.h: New.
8528 * graphite-interchange.c: New.
8529 * graphite-poly.c: New.
8530 * graphite-poly.h: New.
8531 * graphite-ppl.c: New.
8532 * graphite-ppl.h: New.
8533 * graphite-scop-detection.c: New.
8534 * graphite-scop-detection.h: New.
8535 * graphite-sese-to-poly.c: New.
8536 * graphite-sese-to-poly.h: New.
8540 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8542 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8543 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8545 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8547 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8548 (scev_is_linear_expression): Return false if the evolution is not
8549 affine multivariate.
8551 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8553 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8554 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8556 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8558 * tree-data-ref.c (debug_data_references): New.
8559 (debug_data_reference): New.
8560 * tree-data-ref.h (debug_data_references): Declared.
8561 (debug_data_reference): Declared.
8563 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8565 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8566 * tree-data-ref.h (scop_p): Removed.
8567 (struct data_reference): Remove field scop.
8569 (stmt_simple_memref_p): Removed.
8571 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8573 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8574 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8577 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8579 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8581 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8583 * doc/invoke.texi (-fgraphite-identity): Documented.
8585 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8587 * tree-scalar-evolution.c: Fix comment.
8588 (instantiate_scev_1): Return unknow from scev instantiation if the
8589 result is not above instantiate_below.
8591 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8593 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8594 static anymore. Instantiate the symbols that may have been introduced
8596 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8599 2009-07-30 DJ Delorie <dj@redhat.com>
8601 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8602 .vliw directive to VLIW sections.
8604 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8606 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8608 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8609 (AUTOHEADER): New variable.
8610 ($(srcdir)/cstamp-h.in): Use it.
8612 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8613 Pat Haugen <pthaugen@us.ibm.com>
8614 Revital Eres <ERES@il.ibm.com>
8616 * config/rs6000/vector.md (VEC_F): Add VSX support.
8620 (vector_load_<mode>): Ditto.
8621 (vector_store_<mode>): Ditto.
8622 (vector GPR move split): Ditto.
8623 (vec_reload_and_plus_<mptrsize>): Ditto.
8624 (vec_reload_and_reg_<mptrsize>): Ditto.
8625 (add<mode>3): Ditto.
8626 (sub<mode>3): Ditto.
8627 (mul<mode>3): Ditto.
8628 (neg<mode>2): Ditto.
8629 (abs<mode>2): Ditto.
8630 (smin<mode>3): Ditto.
8631 (smax<mode>3): Ditto.
8632 (vector_eq<mode>): Ditto.
8633 (vector_gt<mode>): Ditto.
8634 (vector_ge<mode>): Ditto.
8635 (vector_gtu<mode>): Ditto.
8636 (vector_select_<mode>_uns): Ditto.
8637 (vector_eq_<mode>_p): Ditto.
8638 (vector_gt_<mode>_p): Ditto.
8639 (vector_ge_<mode>_p): Ditto.
8640 (vector_gtu_<mode>_p): Ditto.
8641 (cr6_test_for_zero): Ditto.
8642 (cr6_test_for_zero_reverse): Ditto.
8643 (cr6_test_for_lt): Ditto.
8644 (cr6_test_for_lt_reverse): Ditto.
8645 (xor<mode>3): Ditto.
8646 (ior<mode>3): Ditto.
8647 (and<mode>3): Ditto.
8648 (one_cmpl<mode>2): Ditto.
8649 (nor<mode>2): Ditto.
8650 (andc<mode>2): Ditto.
8651 (float<VEC_int<mode>2): Ditto.
8652 (unsigned_float<VEC_int><mode>2): Ditto.
8653 (fix_trunc<mode><VEC_int>2): Ditto.
8654 (fixuns_trunc<mode><VEC_int>2): Ditto.
8656 (vec_set<mode>): Ditto.
8657 (vec_extract<mode>): Ditto.
8658 (vec_interleave_highv4sf): Ditto.
8659 (vec_interleave_lowv4sf): Ditto.
8660 (vec_realign_load_<mode>): Ditto.
8661 (vec_shl_<mode>): Ditto.
8662 (vec_shr_<mode>): Ditto.
8663 (div<mode>3): New patterns for VSX.
8664 (vec_interleave_highv2df): Ditto.
8665 (vec_interleave_lowv2df): Ditto.
8666 (vec_pack_trunc_v2df): Ditto.
8667 (vec_pack_sfix_trunc_v2df): Ditto.
8668 (vec_pack_ufix_trunc_v2df): Ditto.
8669 (vec_unpacks_hi_v4sf): Ditto.
8670 (vec_unpacks_lo_v4sf): Ditto.
8671 (vec_unpacks_float_hi_v4si): Ditto.
8672 (vec_unpacks_float_lo_v4si): Ditto.
8673 (vec_unpacku_float_hi_v4si): Ditto.
8674 (vec_unpacku_float_lo_v4si): Ditto.
8675 (movmisalign<mode>): Ditto.
8676 (vector_ceil<mode>2): New patterns for vectorizing math library.
8677 (vector_floor<mode>2): Ditto.
8678 (vector_btrunc<mode>2): Ditto.
8679 (vector_copysign<mode>3): Ditto.
8681 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8682 predicate for setting the high bit in each word, used for copysign.
8684 * config/rs6000/ppc-asm.h (f19): Whitespace.
8685 (f32-f63): Define if VSX.
8686 (v0-v31): Define if Altivec.
8687 (vs0-vs63): Define if VSX.
8689 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8691 * config/rs6000/power7.md: New file, provide tuning parameters for
8694 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8695 (rs6000_cpu_cpp_builtins): Ditto.
8696 (altivec_overloaded_builtins): Ditto.
8697 (altivec_resolve_overloaded_builtin): Ditto.
8699 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8700 debug switch to disable vectorizing simple math builtin
8703 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8704 Vectorize simple math builtin functions.
8705 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8706 hook to vectorize math builtins.
8707 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8708 (rs6000_builtin_conversion): Add VSX/power7 support.
8709 (rs6000_builtin_vec_perm): Ditto.
8710 (vsplits_constant): Add support for loading up a vector constant
8711 with just the high bit set in each part.
8712 (rs6000_expand_vector_init): Add VSX/power7 support.
8713 (rs6000_expand_vector_set): Ditto.
8714 (rs6000_expand_vector_extract): Ditto.
8715 (rs6000_emit_move): Ditto.
8716 (bdesc_3arg): Ditto.
8717 (bdesc_2arg): Ditto.
8718 (bdesc_1arg): Ditto.
8719 (rs6000_expand_ternop_builtin): Ditto.
8720 (altivec_expand_builtin): Ditto.
8721 (rs6000_expand_unop_builtin): Ditto.
8722 (rs6000_init_builtins): Ditto.
8723 (altivec_init_builtins): Ditto.
8724 (builtin_function_type): Ditto.
8725 (rs6000_common_init_builtins): Ditto.
8726 (rs6000_handle_altivec_attribute); Ditto.
8727 (rs6000_mangle_type): Ditto.
8728 (rs6000_vector_mode_supported_p): Ditto.
8729 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8732 * config/rs6000/vsx.md: New file for VSX support.
8734 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8735 identifing values with just the most significant bit set.
8736 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8737 vectorized builtins.
8739 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8740 (UNSPEC_VRFIM): Delete.
8741 (splitter for loading up vector with most significant bit): New
8742 splitter for vectorizing copysign.
8743 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8744 vectorizing simple math functions.
8745 (altivec_vrfip): Add support for vectorizing simple math functions.
8746 (altivec_vrfim): Ditto.
8747 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8749 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8750 (power7.md, vsx.md): Include for power7 support.
8751 (copysigndf3): Use VSX instructions if -mvsx.
8752 (negdf2_fpr): Ditto.
8753 (absdf2_fpr): Ditto.
8754 (nabsdf2_fpr): Ditto.
8755 (adddf3_fpr): Ditto.
8756 (subdf3_fpr): Ditto.
8757 (muldf3_fpr): Ditto.
8758 (divdf3_fpr): Ditto.
8759 (fix_truncdfdi2_fpr): Ditto.
8760 (cmpdf_internal1): Ditto.
8761 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8762 (btruncdf2, btruncdf2_fpr): Ditto.
8763 (ceildf2, ceildf2_fpr): Ditto.
8764 (floordf2, floordf2_fpr): Ditto.
8765 (floatdidf2, floatdidf2_fpr): Ditto.
8766 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8767 (fmsubdf4_fpr): Ditto.
8768 (fnmadddf4_fpr_1): Ditto.
8769 (fnmadddf4_fpr_2): Ditto.
8770 (fnmsubdf4_fpr_1): Ditto.
8771 (fnmsubdf4_fpr_2): Ditto.
8772 (fixuns_truncdfdi2): Add expander for VSX support.
8773 (fix_truncdfdi2): Ditto.
8774 (fix_truncdfsi2): Ditto.
8776 (btruncsf2): Whitespace.
8777 (movdf_hardfloat32): Add support for VSX registers.
8778 (movdf_softfloat32): Ditto.
8779 (movdf_hardfloat64): Ditto.
8780 (movdf_hardfloat64_mfpgpr): Ditto.
8781 (movdf_softfloat64): Ditto.
8782 (movti splitters): Add check for vector registers supporting
8783 TImode in the future.
8784 (bpermd): Add power7 bpermd instruction.
8786 * config/rs6000/altivec.h (vec_div): Define if VSX.
8790 (vec_nearbyint): Ditto.
8793 (all predicates): Use the generic builtin function, and not the V4SF
8794 specific function so that the predicates will work with VSX's V2DF.
8798 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8799 Document new VSX functions and types.
8801 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8804 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8805 "wa", and "j" constraints. Modify "v" to talk about Altivec
8806 instead of just vector.
8808 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8811 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8812 location for phi arguments.
8813 (rewrite_update_phi_arguments): Find locations for reaching defs.
8814 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8815 Add location to add_phi_arg calls.
8816 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8817 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8818 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8819 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8820 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8821 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8822 * tree-phinodes.c (make_phi_node): Initialize location.
8823 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8824 (add_phi_arg): Add location parameter.
8825 (remove_phi_arg_num): Move location when moving phi argument.
8826 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8828 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8829 slpeel_update_phi_nodes_for_guard1,
8830 slpeel_update_phi_nodes_for_guard2,
8831 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8832 vect_loop_versioning): Set locations.
8833 * tree-parloops.c (create_phi_for_local_result,
8834 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8835 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8836 * tree-vect-loop.c (get_initial_def_for_induction,
8837 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8839 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8840 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8841 (gimple_phi_arg_set_location): New. Set locus.
8842 (gimple_phi_arg_has_location): New. Check for locus.
8843 (redirect_edge_var_map_location): New. Return locus from var_map.
8844 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8845 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8846 combining PHI arguments.
8847 (cond_store_replacement): Set location.
8848 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8849 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8850 scop_add_exit_phis_edge): Add locations.
8851 * tree-cfgcleanup.c (remove_forwarder_block,
8852 remove_forwarder_block_with_phi): Add locations.
8853 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8854 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8856 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8857 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8858 flush_pending_stmts): Add source location.
8859 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8860 stack to preserve locations.
8861 * tree-vect-stmts.c (vectorizable_load): Add location.
8862 * tree-inline.c (copy_phis_for_bb): Copy locus.
8863 (setup_one_parameter): Add call locus to inlined parameter stmts.
8864 (initialize_inlined_parameters): Pass in call location as parameter
8866 (tree_function_versioning): Pass location to setup_one_parameter.
8867 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8868 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8869 copy and edge lists.
8870 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8871 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8872 locus parameter and override the stmt default if provided.
8873 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8874 elim_graph_add_edge, elim_graph_remove_succ_edge,
8875 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8876 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8877 eliminate_phi): Add locus info in elimination graph for each edge and
8879 (insert_backedge_copies): Copy locus if present.
8880 * tree-flow.h (struct _edge_var_map): Add locus field.
8881 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8882 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8883 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8885 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8887 2009-07-30 Martin Jambor <mjambor@suse.cz>
8889 PR tree-optimization/40570
8890 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8893 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8895 * ssa-loop-manip.c: Include langhooks.h.
8896 (rewrite_phi_with_iv): New.
8897 (rewrite_all_phi_nodes_with_iv): New.
8898 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8899 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8900 * tree-parloops.c (loop_parallel_p): Move out all conditions
8901 except dependency check.
8902 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8903 (gen_parallel_loop): Call canonicalize_loop_ivs without
8904 reduction_list argument.
8905 (build_new_reduction): New.
8906 (gather_scalar_reductions): New.
8907 (try_get_loop_niter): New.
8908 (try_create_reduction_list): New.
8909 (parallleize_loops): Change the parallel conditions check.
8910 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8911 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8913 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8915 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8917 * doc/options.texi (Option properties): Mention new quoting syntax.
8919 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8921 * config/alpha/alpha.c (alpha_start_function):
8922 Handle VMS_DEBUG_MAIN_POINTER
8923 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8924 * doc/invoke.texi: Document -mdebug-main switch.
8926 2009-07-29 Richard Henderson <rth@redhat.com>
8928 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8929 (cgraph_create_edge_including_clones): Likewise.
8930 * tree-inline.c (copy_bb): Operate on the correct edges
8931 when updating the callgraph.
8933 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8935 * config/alpha/vms-cc.c: Deleted.
8936 * config/alpha/vms-ld.c: Deleted.
8937 * config/alpha/t-vms64: Moved to config/vms
8938 * config/alpha/vms-crt0-64.c: Moved to config/vms
8939 * config/alpha/vms-crt0.c: Moved to config/vms
8940 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8941 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8942 * config/alpha/xm-vms.h: Moved to config/vms
8943 * config/alpha/x-vms: Moved to config/vms
8944 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8946 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8947 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8949 * config/vms/t-vms64: Moved here from config/alpha
8950 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8951 (argc,argv,envp): Enforce 32bit malloc'ing.
8952 * config/vms/vms-psxcrt0-64.c: Likewise.
8953 * config/vms/vms-crt0.c: Moved here from config/alpha.
8954 * config/vms/vms-psxcrt0.c: Likewise.
8955 * config/vms/vms-crtl-64.h: New file.
8956 * config/vms/vms-crtl.h: New file.
8957 * config/vms/vms.opt: New file.
8958 * config/vms/xm-vms64.h: New file.
8959 * config/vms/xm-vms.h: Moved here from config/alpha.
8960 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8962 * config/vms/x-vms: Moved here from config/alpha.
8963 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8964 (vms-ld.o, vms-cc.o): Removed.
8965 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8967 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8969 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8970 correct stack (obvious VMS fix).
8972 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8974 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8975 date, version info if VMS_DEBUGGING_INFO defined.
8976 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8977 size, date calculating code moved here.
8979 2009-07-29 Paul Brook <paul@codesourcery.com>
8981 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8984 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8987 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8988 to DImode when generating insq_le insn.
8990 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8992 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8993 New macro set for VMS_DEBUGGGING_INFO.
8994 (AT_string_form): Use it.
8996 2009-07-28 DJ Delorie <dj@redhat.com>
8998 * config/mep/mep.c (vtext_section): New.
8999 (vftext_section): New.
9000 (ftext_section): New.
9001 (mep_select_section): Add support for functions.
9002 (mep_unique_section): Likewise.
9003 (mep_asm_init_sections): Likewise.
9004 (mep_encode_section_info): Remove it from here.
9006 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9008 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9010 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9011 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9013 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9015 * dwarf2out.c (output_file_names): Test new macro
9016 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9017 (add_comp_dir_attribute): Likewise.
9019 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9021 * config/i386/mingw-w64.h (LINK_SPEC): Add
9022 separating space between commands.
9024 2009-07-28 Jan Hubicka <jh@suse.cz>
9026 PR tree-optimization/40759
9027 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9030 2009-07-27 DJ Delorie <dj@redhat.com>
9032 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9033 types are dword-aligned.
9034 (mep_expand_va_start): Likewise.
9036 2009-07-27 Olivier Hainque <hainque@adacore.com>
9037 Douglas B Rupp <rupp@gnat.com>
9039 * convert.c (convert_to_pointer): Don't assume the target
9040 pointer type is POINTER_SIZE long. Fetch its precision instead.
9042 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9044 * system.h (fopen): Undefine if macro.
9046 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9048 * dwarf2out.c (output_cfi_p): Removed.
9049 (output_cfis): New function.
9050 (output_fde): New function, split from output_call_frame_info.
9051 (output_call_frame_info): Use it.
9052 (dwarf2out_switch_text_section): Use output_cfis.
9054 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9056 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9057 TARGET_BI_ARCH is specified without enabling SJLJ.
9058 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9059 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9061 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9063 * arm.md (negdi2): Use DImode if forcing a value into a register.
9065 2009-07-26 Ira Rosen <irar@il.ibm.com>
9067 PR tree-optimization/40801
9068 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9069 of vector operand from the previous copy of vector statement.
9070 Pass the correct definition type value to
9071 vect_get_vec_def_for_stmt_copy().
9073 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9075 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9076 const char ** conversion.
9078 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9080 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9081 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9082 (gcc_unreachable): Invoke __builtin_unreachable() if
9083 !ENABLE_ASSERT_CHECKING.
9085 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9087 PR rtl-optimization/40445
9088 * emit-rtl.c (next_nonnote_insn_bb): New function.
9089 * rtl.h (next_nonnote_insn_bb): Declare new function.
9090 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9091 with no successors that is the successor of the ENTRY_BLOCK.
9092 Continue from the top after removing an empty fallthrough block.
9093 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9094 of next_nonnote_insn.
9096 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9098 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9100 2009-07-25 Martin Jambor <mjambor@suse.cz>
9102 * c-common.c (c_common_attribute_table): New element for noclone.
9103 (handle_noclone_attribute): New function. Forward-declare.
9104 * tree-inline.c (tree_versionable_function_p): Check for noclone
9106 * doc/extend.texi (Labels as Values): Document need for noclone.
9107 (Function Attributes): Document noclone attribute.
9109 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9111 PR rtl-optimization/34999
9112 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9113 and dw_fde_switched_cold_to_hot fields.
9114 (output_cfi_p): New function.
9115 (output_call_frame_info): If fde->dw_fde_switched_sections,
9116 output 2 FDEs instead of one with corrupted header.
9117 (dwarf2out_do_cfi_startproc): New function.
9118 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9119 and fde->dw_fde_switched_cold_to_hot.
9120 (dwarf2out_switch_text_section): Compute
9121 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9122 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9123 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9124 Otherwise, compute fde->dw_fde_switch_cfi.
9126 2009-07-24 Cary Coutant <ccoutant@google.com>
9128 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9130 2009-07-24 Cary Coutant <ccoutant@google.com>
9132 * cfghooks.c (split_block): Copy discriminator to new block.
9133 * tree-cfg.c (assign_discriminator): Check location of last
9134 instruction in block as well as first.
9136 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9138 * config/i386/linux.c: Use fputs or putc instead of fprintf
9140 * config/i386/gas.h: Ditto.
9141 * config/i386/x86-64.h: Ditto.
9142 * config/i386/att.h: Ditto.
9144 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9146 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9149 2009-07-24 Martin Jambor <mjambor@suse.cz>
9151 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9152 (ipa_push_func_to_list_1): Declare.
9153 (ipa_push_func_to_list): New function.
9155 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9156 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9157 (ipa_push_func_to_list): Removed.
9158 (ipa_pop_func_from_list): Clear node_enqueued flag.
9160 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9162 * config/s390/s390.c (override_options): Default
9163 max-unrolled-insns to 100 for z10 tuning.
9165 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9167 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9168 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9169 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9170 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9171 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9172 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9173 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9175 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9177 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9178 use default set in mingw32.h header.
9179 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9180 64-bit /mingw/include path.
9181 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9184 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9186 PR rtl-optimization/40209
9187 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9189 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9191 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9192 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9193 with the rest of string where appropriate. Use fputs or putc
9194 instead of fprintf where appropriate.
9196 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9197 Pat Haugen <pthaugen@us.ibm.com>
9198 Revital Eres <ERES@il.ibm.com>
9200 * config/rs6000/vector.md: New file. Move most of the vector
9201 expander support here from altivec.md to allow for the VSX vector
9202 unit in the future. Add support for secondary_reload patterns.
9203 Rewrite the patterns for vector comparison, and vector comparison
9204 predicate instructions so that the RTL expresses the desired
9205 behavior, instead of using unspec.
9207 * config/rs6000/constraints.md ("f" constraint): Use
9208 rs6000_constraints to hold the precalculated register class.
9209 ("d" constraint): Ditto.
9210 ("wd" constraint): New constraint for VSX.
9211 ("wf" constraint): Ditto.
9212 ("ws" constraint): Ditto.
9213 ("wa" constraint): Ditto.
9214 ("wZ" constraint): Ditto.
9215 ("j" constraint): Ditto.
9217 * config/rs6000/predicates.md (vsx_register_operand): New
9219 (vfloat_operand): New predicate for vector.md.
9220 (vint_operand): Ditto.
9221 (vlogical_operand): Ditto.
9222 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9223 (easy_vector_constant): Add VSX support.
9224 (altivec_indexed_or_indirect_operand): New predicate for
9225 recognizing Altivec style memory references with AND -16.
9227 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9228 for vector secondary reload support.
9229 (rs6000_vector_reg_class): Delete, replacing it with
9231 (rs6000_vsx_reg_class): Ditto.
9232 (rs6000_constraints): New array to hold the register classes of
9233 each of the register constraints that can vary at runtime.
9234 (builtin_mode_to_type): New static array for builtin function type
9236 (builtin_hash_table): New static hash table for builtin function
9238 (TARGET_SECONDARY_RELOAD): Define target hook.
9239 (TARGET_IRA_COVER_CLASSES): Ditto.
9240 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9241 registers are 128 bits if VSX memory reference instructions are used.
9242 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9244 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9245 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9246 Print several of the scheduling related parameters.
9247 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9248 rs6000_constraints instead of rs6000_vector_reg_class. Move
9249 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9250 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9251 Altivec. Add VSX support. Setup for secondary reload support on
9252 Altivec/VSX registers.
9253 (rs6000_override_options): Make power7 set the scheduling groups
9254 like the power5. Add support for new debug switches to override
9255 the scheduling defaults. Temporarily disable -mcpu=power7 from
9256 setting -mvsx. Add support for debug switches -malways-hint,
9257 -msched-groups, and -malign-branch-targets.
9258 (rs6000_buitlin_conversion): Add support for returning unsigned
9259 vector conversion functions to fix regressions due to stricter
9261 (rs6000_builtin_mul_widen_even): Ditto.
9262 (rs6000_builtin_mul_widen_odd): Ditto.
9263 (rs6000_builtin_vec_perm): Ditto.
9264 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9265 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9267 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9269 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9270 VSX types for bit operations. Changes to accomidate vector.md.
9271 (bdesc_2arg): Ditto.
9272 (bdesc_1arg): Ditto.
9273 (struct builtin_description_predicates): Rewrite predicate
9274 handling so that RTL describes the operation, instead of passing
9275 the instruction to be used as a string argument.
9276 (bdesc_altivec_preds): Ditto.
9277 (altivec_expand_predicate_builtin): Ditto.
9278 (altivec_expand_builtin): Ditto.
9279 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9280 statement for vsldoi support.
9281 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9282 (altivec_expand_st_builtin): Ditto.
9283 (paired_expand_builtin): Whitespace changes.
9284 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9285 builtin_mode_to_type table for secondary reload. Call
9286 builtin_function_type to build random builtin functions.
9287 (altivec_init_builtins): Change to use builtin_function_type to
9288 create builtin function types dynamically as we need them.
9289 (builtin_hash_function): New support for hashing the tree types
9290 for builtin function as we need it, rather than trying to build
9291 all of the trees that we need. Add initial preliminary VSX support.
9292 (builtin_function_type): Ditto.
9293 (builtin_function_eq): Ditto.
9294 (builtin_hash_struct): Ditto.
9295 (rs6000_init_builtins): Ditto.
9296 (rs6000_common_init_builtins): Ditto.
9297 (altivec_init_builtins): Ditto.
9298 (rs6000_common_init_builtins): Ditto.
9299 (enum reload_reg_type): New enum for simplifing reg classes.
9300 (rs6000_reload_register_type): Simplify register classes into GPR,
9301 Vector, and other registers. Altivec and VSX addresses in reload.
9302 (rs6000_secondary_reload_inner): Ditto.
9303 (rs6000_ira_cover_classes): New target hook, that returns the
9304 appropriate cover classes, based on -mvsx being used or not.
9305 (rs6000_secondary_reload_class): Add VSX support.
9306 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9307 (get_vsel_insn): Ditto.
9308 (rs6000_emit_vector_compare): Rewrite vector conditional support
9309 so that where we can, we use RTL operators, instead of blindly use
9311 (rs6000_emit_vector_select): Ditto.
9312 (rs6000_emit_vector_cond_expr): Ditto.
9313 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9314 (create_TOC_reference): Add -mdebug=addr support.
9315 (emit_frame_save): VSX loads/stores need register indexed addressing.
9317 * config/rs6000/rs6000.md: Include vector.md.
9319 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9321 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9322 support for V2DI, V2DF in logical, permute, select operations.
9324 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9325 switch for vsx/power7.
9326 (-mvsx-scalar-memory): Ditto.
9327 (-mvsx-align-128): Ditto.
9328 (-mallow-movmisalign): Ditto.
9329 (-mallow-df-permute): Ditto.
9330 (-msched-groups): Ditto.
9331 (-malways-hint): Ditto.
9332 (-malign-branch-targets): Ditto.
9334 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9336 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9337 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9338 (rs6000_vector_reg_class): Delete.
9339 (rs6000_vsx_reg_class): Ditto.
9340 (enum rs6000_reg_class_enum): New enum for the constraints that
9341 vary based on target switches.
9342 (rs6000_constraints): New array to hold the register class for all
9343 of the register constraints that vary based on the switches used.
9344 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9345 (enum rs6000_builtins): Add unsigned varients for the builtin
9346 declarations returned by target hooks for expanding multiplies,
9347 select, and permute operations. Add VSX builtins.
9348 (enum rs6000_builtin_type_index): Add entries for VSX.
9349 (V2DI_type_node): Ditto.
9350 (V2DF_type_node): Ditto.
9351 (unsigned_V2DI_type_node): Ditto.
9352 (bool_long_type_node): Ditto.
9353 (intDI_type_internal_node): Ditto.
9354 (uintDI_type_internal_node): Ditto.
9355 (double_type_internal_node): Ditto.
9357 * config/rs6000/altivec.md (whole file): Move all expanders to
9358 vector.md from altivec.md. Rename insn matching functions to be
9360 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9361 (altivec_vcmp*): Ditto.
9362 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9363 (VM): New iterator for moves that includes the VSX types.
9364 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9365 (altivec_vperm_<mode>_uns): New, for unsigned types.
9366 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9367 (altivec_eq<mode>): Ditto.
9368 (altivec_gt<mode>): Ditto.
9369 (altivec_gtu<mode>): Ditto.
9370 (altivec_eqv4sf): Ditto.
9371 (altivec_gev4sf): Ditto.
9372 (altivec_gtv4sf): Ditto.
9373 (altivec_vcmpbfp_p): Ditto.
9375 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9377 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9380 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9383 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9384 ASM_SHORT instead of .word.
9385 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9386 instead of .word in asm template.
9388 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9391 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9392 (process_bb_node_lives): Use it.
9394 * ira.c (setup_cover_and_important_classes): Don't setup
9395 ira_important_class_nums. Add cover classes to the end of
9397 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9399 (find_reg_class_closure): Use reorder_important_classes.
9401 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9403 * config/i386/i386.c (i386_ira_cover_classes): New function.
9404 (TARGET_IRA_COVER_CLASSES): Redefine.
9406 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9407 importance of order of cover classes in the array.
9409 2009-07-22 Diego Novillo <dnovillo@google.com>
9411 * tree-pass.h (TDF_EH): Define.
9412 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9413 contains TDF_EH, print the EH region number holding GS.
9414 * tree-dump.c (dump_options): Add "eh".
9415 * doc/invoke.texi: Document it.
9417 2009-07-22 Doug Kwan <dougkwan@google.com>
9419 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9421 2009-07-22 Michael Matz <matz@suse.de>
9423 PR tree-optimization/35229
9424 PR tree-optimization/39300
9426 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9427 (inhibit_phi_insertion): New function.
9428 (insert_into_preds_of_block): Call it for REFERENCEs.
9429 (init_pre): Initialize and finalize scalar evolutions.
9430 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9432 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9434 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9435 Use CONST_VECTOR_NUNITS to determine number of elements.
9437 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9439 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9440 (U, W): Constraints are now deprecated and will be removed if we
9442 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9444 ("prefetch"): Add the stcmh instruction for prefetching.
9445 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9447 (s390_short_displacement): Return always true if compiling for
9448 machines not providing the long displacement facility.
9449 (s390_mem_constraint): Support the new constraint letter Z.
9450 (s390_check_qrst_address): New function.
9452 2009-07-21 DJ Delorie <dj@redhat.com>
9454 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9457 2009-07-21 Jason Merrill <jason@redhat.com>
9459 * c-common.c (max_tinst_depth): Increase default to 1024.
9461 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9463 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9464 (vec_unpacku_float_lo_v4si): Ditto.
9466 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9469 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9470 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9471 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9472 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9474 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9476 PR tree-optimization/40813
9477 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9480 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9482 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9483 with a NOP_EXPR if needed.
9485 2009-07-21 Paul Brook <paul@codesourcery.com>
9487 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9488 Terminate debug dump with newline.
9490 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9492 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9493 Cast "1" to unsigned HOST_WIDE_INT.
9494 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9495 deposit length to the maximum length - lsb. Extend length if
9496 HOST_BITS_PER_WIDE_INT is 32.
9498 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9500 * cgraph.h (constant_pool_htab): New function.
9501 (constant_descriptor_tree): Move from varasm.c.
9502 * varasm.c (constant_pool_htab): New function.
9503 (constant_descriptor_tree): Move to cgraph.h.
9505 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9507 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9509 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9511 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9514 2009-07-20 Xinliang David Li <davidxl@google.com>
9516 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9518 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9520 * config/mips/mips.md (move_type): Add arith.
9521 (type): Handle arith.
9522 (zero_extendsidi2): Rename this into ...
9523 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9524 (zero_extendsidi2): New expander.
9525 (*zero_extendsidi2_dext): New pattern.
9527 2009-07-20 Nick Clifton <nickc@redhat.com>
9529 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9530 to set MIPS_ABI_DEFAULT.
9531 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9533 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9535 * tree-object-size.c (addr_object_size): Handle unions with
9536 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9538 PR tree-optimization/40792
9539 * tree.c (build_function_type_skip_args): Remove bogus assert.
9541 2009-07-20 Jan Hubicka <jh@suse.cz>
9542 Martin Jambor <mjambor@suse.cz>
9544 * cgraph.h (combined_args_to_skip): New field.
9545 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9546 combined_args_to_skip and args_to_skip.
9547 * tree-inline.c (update_clone_info): New function.
9548 (tree_function_versioning): Call update_clone_info.
9549 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9551 (cgraph_materialize_all_clones): More extensive dumping, working
9552 with combined_args_to_skip rather than args_to_skip.
9554 2009-07-20 Ira Rosen <irar@il.ibm.com>
9556 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9557 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9558 (get_initial_def_for_reduction): Likewise.
9559 (vectorizable_reduction): Skip the check of first operand in case
9560 of COND_EXPR. Add check that it is outer loop vectorization if
9561 nested cycle was detected. Call vectorizable_condition() for
9562 COND_EXPR. If reduction epilogue cannot be created do not fail for
9563 nested cycles (if it is not double reduction). Assert that there
9564 is only one type in the loop in case of COND_EXPR. Call
9565 vectorizable_condition() to vectorize COND_EXPR.
9566 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9567 Add parameters. Allow nested cycles if called from
9568 vectorizable_reduction(). Use reduction vector variable if provided.
9569 (vect_analyze_stmt): Call vectorizable_reduction() before
9570 vectorizable_condition().
9571 (vect_transform_stmt): Update call to vectorizable_condition().
9573 2009-07-20 Christian Bruel <christian.bruel@st.com>
9575 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9576 * doc/invoke.texi (-mfmovd): Likewise.
9577 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9579 2009-07-20 Jan Hubicka <jh@suse.cz>
9581 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9582 when handling SSA name.
9584 2009-07-19 Jan Hubicka <jh@suse.cz>
9586 PR tree-optimization/40676
9587 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9588 virtual PHIs in empty BBs.
9590 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9592 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9593 re-expanded the compound use gen_lowpart instead to convert to the
9596 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9598 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9599 OUTER_CONST arguments.
9600 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9601 the new wider mode will be masked off.
9602 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9604 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9606 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9607 high-order bits are zero.
9609 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9611 * combine.c (simplify_shift_const_1): Split code to determine
9613 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9614 new bits shifted in are identical to the old sign bit.
9616 2009-07-18 Richard Guenther <rguenther@suse.de>
9619 * gimplify.c (gimplify_call_expr): Reject code using results from
9620 functions returning void.
9622 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9624 * doc/md.texi: Document the new PowerPC "es" constraint.
9625 Document that "m" can include automodified addresses on this target,
9626 and explain how %U must be used. Extend the "Q" and "Z" documentation
9627 to suggest "es" as well as "m".
9628 * config/rs6000/constraints.md (es): New memory constraint.
9629 (Q, Z): Update strings to match new documentation.
9631 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9633 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9634 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9635 * config/rs6000/predicates.md (volatile_mem_operand): Use
9636 offsettable_nonstrict_memref_p.
9637 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9638 (*floatunssidf2_internal): Likewise.
9639 (*fix_truncdfsi2_internal): Likewise.
9640 (*fix_trunctfsi2_internal): Likewise.
9642 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9644 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9646 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9648 2009-07-17 Richard Guenther <rguenther@suse.de>
9651 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9652 (pass_warn_unused_result): Likewise.
9653 (TODO_set_props): Remove.
9654 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9656 (pass_diagnose_omp_blocks): Define.
9657 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9658 (c_gimple_diagnostics_recursively): Remove.
9659 (finish_function): Do not call it.
9660 (c_write_global_declarations): Continue after errors.
9661 Finalize the CU here.
9662 * c-gimplify.c (c_genericize): Do not gimplify here.
9663 * c-common.c (c_warn_unused_result): Move ...
9664 * tree-cfg.c (do_warn_unused_result): ... here.
9665 (run_warn_unused_result): New function.
9666 (gate_warn_unused_result): New function.
9667 (pass_warn_unused_result): New pass.
9668 * c-common.h (c_warn_unused_result): Remove.
9669 * flags.h (flag_warn_unused_result): Declare.
9670 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9671 * opts.c (flag_warn_unused_result): Initialize to false.
9672 * toplev.c (compile_file): Add comment.
9673 * omp-low.c (create_omp_child_function): Do not register
9674 the function with the frontend.
9675 (diagnose_omp_structured_block_errors): Prepare to be
9676 called as optimization pass.
9677 (gate_diagnose_omp_blocks): New function.
9678 (pass_diagnose_omp_blocks): New pass.
9679 * cgraph.h (cgraph_optimize): Remove.
9680 (cgraph_analyze_function): Likewise.
9681 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9682 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9683 before their parents here.
9684 (cgraph_finalize_function): Not here.
9685 (cgraph_analyze_function): Gimplify functions here.
9686 (cgraph_finalize_compilation_unit): Continue after errors.
9687 Optimize the callgraph from here.
9688 (cgraph_optimize): Make static.
9689 * langhooks.c (write_global_declarations): Finalize the CU.
9690 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9691 (gimplify_function_tree): Assert we gimplify only once.
9692 Set PROP_gimple_any property.
9693 * tree-nested.c (gimplify_all_functions): New function.
9694 (lower_nested_functions): Gimplify all nested functions.
9695 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9696 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9697 and pass_diagnose_omp_blocks after gimplification. Do not
9698 set TODO_set_props on all_lowering_passes.
9699 (execute_one_pass): Do not handle TODO_set_props.
9700 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9701 (gimplify.o): Add tree-pass.h dependency.
9702 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9703 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9704 (unsave_r): Likewise.
9705 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9708 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9710 * doc/service.texi (Service): Restore previously removed link,
9711 which isn't broken after all.
9713 2009-07-17 Richard Guenther <rguenther@suse.de>
9715 PR tree-optimization/40321
9716 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9717 PHI nodes to the maximal set.
9718 (make_values_for_phi): Add PHI arguments to the maximal set.
9719 (execute_pre): Dump PHI_GEN and the maximal set.
9721 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9724 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9727 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9729 * doc/extend.texi (Nested Functions): Replace broken link with
9731 * doc/service.texi (Service): Remove broken link.
9733 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9736 * builtins.c (expand_builtin_memcmp): Use loc instead of
9737 EXPR_LOCATION (exp).
9738 (expand_builtin_strncmp): Likewise.
9740 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9741 Manuel López-Ibáñez <manu@gcc.gnu.org>
9744 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9745 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9746 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9747 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9748 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9749 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9750 tree-inline.c, c-common.c, c-common.h, gimple.c,
9751 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9752 convert.c: Add location argument to fold_{unary,binary,ternary},
9753 fold_build[123], build_call_expr, build_size_arg,
9754 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9755 fold_build1_initializer, fold_build2_initializer,
9756 fold_build3_initializer, fold_build_call_array,
9757 fold_build_call_array_initializer, fold_single_bit_test,
9758 omit_one_operand, omit_two_operands, invert_truthvalue,
9759 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9760 combine_comparisons, fold_builtin_*, fold_call_expr,
9761 build_range_check, maybe_fold_offset_to_address, round_up,
9764 2009-07-16 Jason Merrill <jason@redhat.com>
9767 * c-common.c (c_common_reswords): Add __is_standard_layout
9769 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9770 * doc/implement-cxx.texi: New.
9771 * doc/gcc.texi: Include it.
9773 2009-07-16 DJ Delorie <dj@redhat.com>
9775 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9776 compares that may be indirectly affected by previous instructions.
9778 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9780 * builtins.c (do_mpc_arg2): New.
9781 (fold_builtin_2): Fold builtin cpow.
9782 * real.h (HAVE_mpc_pow): New.
9784 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9786 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9787 comparison to skip unprofitable schedule
9789 2009-07-16 Simon Baldwin <simonb@google.com>
9791 * gcc.c (option_map): New flag -no-canonical-prefixes.
9792 * (display_help): Print help text for new flag.
9793 * (process_command): Move options translation and language specifics
9794 and handle new flag early. Use it to set a function pointer to a
9795 prefix builder. Replace make_relative_prefix calls with calls to
9796 the function pointed to. Ignore new flag in regular options handling.
9797 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9799 2009-07-15 DJ Delorie <dj@redhat.com>
9801 * config/mep/mep.md (sibcall_internal): Change register to avoid
9803 (sibcall_value_internal): Likewise.
9805 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9807 PR rtl-optimization/40710
9808 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9810 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9812 * config/mips/mips.md (*extenddi_truncate<mode>,
9813 *extendsi_truncate<mode>): Change type attribute to move_type
9814 with shift_shift. Split out code handling exts from here ...
9815 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9817 (*extendhi_truncateqi): Change type attribute to move_type with
9818 shift_shift. Split out code handling exts from here ...
9819 (*extendhi_truncateqi_exts): ... to this new pattern.
9821 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9823 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9824 instead of "and" with inverted sign bit mask value. Use
9825 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9826 Allocate registers only for operand 4 and operand 5.
9828 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9831 * fold-const.c (fold_cond_expr_with_comparison): When folding
9832 < and <= to MIN, make sure the MIN uses the same type as the
9833 comparison's operands.
9835 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9837 * arm.md (ior_xor): New code iterator.
9838 (split for ior/xor with shift and zero-extend): New split pattern.
9839 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9841 2009-07-15 Richard Guenther <rguenther@suse.de>
9843 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9846 2009-07-15 Richard Guenther <rguenther@suse.de>
9849 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9851 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9853 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9854 handle 2.6.30 kernel.
9856 2009-07-15 DJ Delorie <dj@redhat.com>
9858 * config/mep/mep.md (sibcall_internal): Change register to allow
9859 for 24-bit addresses.
9860 (sibcall_value_internal): Likewise.
9862 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9864 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9865 that are enabled/disabled by the flags introduced by a previous patch.
9867 2009-07-14 DJ Delorie <dj@redhat.com>
9869 * config/mep/mep.md (sibcall_internal): Include non-toggling
9871 (sibcall_value_internal): Likewise.
9873 2009-07-14 Taras Glek <tglek@mozilla.com>
9874 Rafael Espindola <espindola@google.com>
9876 * doc/sourcebuild.texi: Document install-plugin target.
9877 * configure.ac: Added install-plugin target to language makefiles.
9878 * configure: Regenerate.
9879 * Makefile.in: (install-plugin): Install more headers,
9880 depend on lang.install-plugin.
9882 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9884 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9887 2009-07-14 DJ Delorie <dj@redhat.com>
9889 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9890 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9891 * config/mep/mep.md (sibcall_internal): Change test from
9892 mep_vliw_mode_match to mep_vliw_jmp_match.
9893 (sibcall_value_internal): Likewise.
9895 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9897 * config/i386/sse.md (copysign<mode>3): New expander.
9898 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9899 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9900 Use ix86_build_const_vector.
9901 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9902 IX86_BUILTIN_CPYSGNPD.
9903 (builtin_description): Add __builtin_ia32_copysignps and
9904 __builtin_ia32_copysignpd.
9905 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9906 and BUILT_IN_COPYSIGNF.
9908 2009-07-13 Jason Merrill <jason@redhat.com>
9910 * builtins.c (can_trust_pointer_alignment): New fn.
9911 (get_pointer_alignment): Factor it out from here.
9912 * tree.h: Declare it.
9914 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9916 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9919 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9923 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9925 2009-07-14 Richard Guenther <rguenther@suse.de>
9926 Andrey Belevantsev <abel@ispras.ru>
9929 * cfgexpand.c (partition_stack_vars): Do not bother to update
9930 alias information when not optimizing.
9932 2009-07-14 Richard Guenther <rguenther@suse.de>
9933 Andrey Belevantsev <abel@ispras.ru>
9935 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9936 (pt_solution_set): Likewise.
9937 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9938 * tree-ssa-structalias.c (pt_solution_set): New function.
9939 * final.c (rest_of_clean_state): Free SSA data structures.
9940 * print-rtl.c (print_decl_name): Remove.
9941 (print_mem_expr): Implement in terms of print_generic_expr.
9942 * alias.c (ao_ref_from_mem): New function.
9943 (rtx_refs_may_alias_p): Likewise.
9944 (true_dependence): Query alias-export info.
9945 (canon_true_dependence): Likewise.
9946 (write_dependence_p): Likewise.
9947 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9949 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9950 (mem_expr_equal_p): Use operand_equal_p.
9951 (set_mem_attributes_minus_bitpos): Do not use
9952 component_ref_for_mem_expr.
9953 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9954 (update_alias_info_with_stack_vars): Likewise.
9955 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9956 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9957 explicitly nor clear stmt operands.
9958 Free the decl-to-pointer map.
9959 * tree-optimize.c (execute_free_datastructures): Do not free
9960 SSA data structures here.
9961 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9962 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9963 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9965 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9967 2009-07-13 DJ Delorie <dj@redhat.com>
9969 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9970 unrolling at the right iteration count.
9972 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9975 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9977 * haifa-sched.c (rank_for_schedule): Introduced flags to
9978 enable/disable individual scheduling heuristics.
9979 * common.opt: Introduced flags to enable/disable individual
9980 heuristics in the scheduler.
9981 * doc/invoke.texi: Introduced flags to enable/disable individual
9982 heuristics in the scheduler.
9984 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9986 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9987 config/i386/mingw-tls.c.
9988 * config/i386/mingw-tls.c: Removed.
9990 2009-07-13 Ira Rosen <irar@il.ibm.com>
9992 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9993 checks access only relevant statements.
9994 (vectorizable_reduction): Likewise.
9996 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9998 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9999 just for 32-bit case.
10001 2009-07-12 Jan Hubicka <jh@suse.cz>
10003 PR tree-optimization/40585
10004 * except.c (expand_resx_expr): When there already is resume
10005 instruction, produce linked list.
10006 (build_post_landing_pads): Assert that resume is empty.
10007 (connect_post_landing_pads): Handle resume lists.
10008 (dump_eh_tree): Dump resume list.
10010 2009-07-12 Ira Rosen <irar@il.ibm.com>
10012 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10013 with additional argument.
10014 * tree-vectorizer.h (enum vect_def_type): Add
10015 vect_double_reduction_def.
10016 (vect_is_simple_reduction): Add argument.
10017 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10019 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10020 vect_is_simple_reduction with additional argument.
10021 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10023 (reduction_code_for_scalar_code): Handle additional codes by
10024 returning ERROR_MARK for them. Fix comment and indentation.
10025 (vect_is_simple_reduction): Fix comment, add argument to specify
10026 double reduction. Detect double reduction.
10027 (get_initial_def_for_induction): Fix indentation.
10028 (get_initial_def_for_reduction): Fix comment and indentation.
10029 Handle double reduction. Create initial definitions that do not
10030 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10031 (vect_create_epilog_for_reduction): Fix comment, add argument to
10032 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10033 epilogue result extraction. Create double reduction phi node and
10034 replace relevant uses.
10035 (vectorizable_reduction): Call vect_is_simple_reduction with
10036 additional argument. Fix indentation. Update epilogue code treatment
10037 according to the changes in reduction_code_for_scalar_code. Check
10038 for double reduction. Call vect_create_epilog_for_reduction with
10039 additional argument.
10040 * tree-vect-stmts.c (process_use): Handle double reduction, update
10042 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10043 (vect_get_vec_def_for_operand): Likewise.
10045 2009-07-12 Danny Smith <dansmister@gmail.com>
10047 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10048 dllexport if !TREE_PUBLIC.
10049 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10051 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10053 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10054 (avr_extra_arch_macro) Remove declatation.
10055 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10056 (avr_extra_arch_macro) Declare as static.
10057 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10059 2009-07-11 Jan Hubicka <jh@suse.cz>
10061 PR middle-end/48388
10062 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10064 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10067 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10068 cold_in_std_section bits.
10069 (dwarf2out_begin_prologue): Initialize them.
10070 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10071 if already covered by text_section or cold_text_section range.
10073 PR rtl-optimization/40667
10074 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10075 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10076 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10077 * config/i386/i386.c (ix86_minimum_alignment): New function.
10078 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10079 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10080 * emit-rtl.c (gen_reg_rtx): Likewise.
10081 * function.c (assign_parms): Likewise. If nominal_type needs
10082 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10083 rather than passed_type's alignment.
10086 * function.c (assign_parm_setup_stack): Adjust
10087 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10088 from nominal_mode on big endian.
10090 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10092 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10094 2009-07-10 DJ Delorie <dj@redhat.com>
10096 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10098 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10100 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10102 (thumb2_cbnz): Likewise.
10104 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10107 * config.gcc (supported_defaults): Add synci.
10108 (with_synci): Add validation.
10109 (all_defaults): Add synci.
10110 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10113 * config/mips/mips.opt (msynci): New option.
10114 * config/mips/mips.c (mips_override_options): Warn on use of
10115 -msynci for targets that do now support it.
10116 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10118 * gcc/doc/invoke.texi (-msynci): Document the new option.
10119 * doc/install.texi (--with-synci): Document the new option.
10121 2009-07-10 Richard Guenther <rguenther@suse.de>
10123 PR tree-optimization/40496
10124 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10125 the PHI result with a compatible type.
10127 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10131 * c.opt (Wunused-result): New.
10132 * doc/invoke.texi: Document it.
10133 * c-common.c (c_warn_unused_result): Use it.
10135 2009-07-09 DJ Delorie <dj@redhat.com>
10137 * targhooks.c (default_target_can_inline_p): Rename from
10138 default_target_option_can_inline_p.
10139 * targhooks.h (default_target_can_inline_p): Likewise.
10140 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10141 TARGET_OPTION_CAN_INLINE_P.
10142 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10143 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10144 (mep_target_can_inline_p): Rename from
10145 mep_target_option_can_inline_p.
10148 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10149 registers used to pass vectors.
10151 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10153 2009-07-09 Tom Tromey <tromey@redhat.com>
10155 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10156 * config/mmix/mmix.c: Include dwarf2.h.
10157 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10158 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10159 * config/sh/sh.c: Include dwarf2.h.
10160 * config/i386/i386.c: Include dwarf2.h.
10161 * Makefile.in (DWARF2_H): Remove 'elf'.
10162 * except.c: Include dwarf2.h.
10163 * unwind-dw2.c: Include dwarf2.h.
10164 * dwarf2out.c: Include dwarf2.h.
10165 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10166 * unwind-dw2-fde.c: Include dwarf2.h.
10167 * dwarf2asm.c: Include dwarf2.h.
10169 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10171 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10172 (max_issue): Use it.
10173 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10175 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10176 (region_sched_info): Update.
10177 * sched-ebb.c (ebb_sched_info): Update.
10178 * modulo-sched.c (sms_sched_info): Update.
10179 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10181 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10183 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10185 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10187 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10189 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10191 PR middle-end/40692
10192 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10193 arg1 with arg01 if arg1 is already INTEGER_CST.
10195 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10197 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10198 Transform (and (truncate)) into (truncate (and)).
10200 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10202 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10203 creating LHS paradoxical subregs. Fix surrounding returns to
10204 use NULL_RTX rather than 0.
10206 2009-07-08 DJ Delorie <dj@redhat.com>
10208 * config/mep/mep.c: (mep_option_can_inline_p): New.
10209 (TARGET_OPTION_CAN_INLINE_P): Define.
10211 2009-07-08 Mark Wielaard <mjw@redhat.com>
10214 * dwarf2out.c (add_data_member_location_attribute): When we have
10215 only a constant offset don't emit a new location description using
10216 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10219 2009-07-08 Richard Henderson <rth@redhat.com>
10222 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10223 (enum reg_class): Add CLOBBERED_REGS.
10224 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10225 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10226 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10227 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10228 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10229 force 64-bit sibcalls into R11.
10230 * config/i386/constraints.md (U): New constraint.
10231 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10232 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10233 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10235 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10237 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10239 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10240 * ebitmap.h (dump_ebitmap): Ditto.
10241 * optabs.h (optab_libfunc): Ditto.
10242 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10243 * tree-flow.h (vect_can_force_dr_alignment_p,
10244 get_vectype_for_scalar_type): Ditto.
10245 (vectorize_loops): Move prototype to ...
10246 * tree-vectorizer.h: ... here. Also, adjust comment.
10247 (vect_set_verbosity_level): Remove duplicate prototype.
10248 * tree-ssa-loop.c: Include tree-vectorizer.h.
10249 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10251 2009-07-08 Nick Clifton <nickc@redhat.com>
10253 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10256 2009-07-08 DJ Delorie <dj@redhat.com>
10258 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10259 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10260 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10262 * config/mep/intrinsics.md: Regenerated.
10263 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10264 registers when asm() or calls are detected.
10266 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10269 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10271 * gimple (gimple_build_call_from_tree): Likewise.
10272 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10273 no_warning flag before warning.
10275 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10277 * tree.c (set_expr_locus): Remove.
10278 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10279 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10281 * gimplify.c (internal_get_tmp_var): Likewise.
10282 (gimplify_call_expr): Likewise.
10283 (gimplify_one_sizepos): Likewise.
10285 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10288 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10289 to variables for debugging purposes.
10291 2009-06-23 Mark Loeser <mark@halcy0n.com>
10294 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10296 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10298 * pretty-print.c (pp_base_format): Remove %J.
10299 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10300 gcc_cxxdiag_char_table): Likewise.
10301 (init_dynamic_diag_info): Likewise.
10303 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10305 * pretty-print.c (pp_base_format): Remove %H.
10306 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10307 gcc_cxxdiag_char_table): Likewise.
10308 (init_dynamic_diag_info): Likewise.
10309 * config/mep/mep.c (mep_select_section): Likewise.
10311 2009-07-07 Duncan Sands <baldrick@free.fr>
10313 * final.c (pass_clean_state): Give the pass a name.
10314 * passes.c (pass_rest_of_compilation): Likewise.
10315 * tree-optimize.c (pass_all_optimizations): Likewise.
10317 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10319 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10320 an extra 'decl' for error_at.
10322 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10324 PR middle-end/40669
10325 * tree-tailcall.c (adjust_return_value_with_ops,
10326 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10327 if it has complex or vector type.
10329 2009-07-07 Olivier Hainque <hainque@adacore.com>
10331 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10334 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10336 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10338 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10340 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10341 * c-decl.c: Likewise.
10342 * function.c: Likewise.
10343 * varasm.c: Likewise.
10344 * tree-ssa.c: Likewise.
10345 * c-common.c: Likewise.
10346 * tree-cfg.c: Likewise.
10347 * config/spu/spu.c: Likewise.
10348 * config/ia64/ia64.c: Likewise.
10349 * config/v850/v850.c: Likewise.
10351 2009-07-06 DJ Delorie <dj@redhat.com>
10353 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10354 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10355 unspecified accesses to control registers.
10356 * config/mep/intrinsics.md: Regenerate.
10357 * config/mep/intrinsics.h: Regenerate.
10358 * config/mep/mep-intrin.h: Regenerate.
10360 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10362 * c-lex.c: Replace %H by an explicit location. Update all calls.
10363 * c-common.c: Likewise.
10364 * c-decl.c: Likewise.
10365 * c-typeck.c: Likewise.
10366 * fold-const.c: Likewise.
10367 * gimplify.c: Likewise.
10368 * stmt.c: Likewise.
10369 * tree-cfg.c: Likewise.
10370 * tree-ssa-loop-niter.c: Likewise.
10371 * tree-vrp.c: Likewise.
10372 * value-prof.c: Likewise.
10374 2009-07-06 Diego Novillo <dnovillo@google.com>
10376 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10377 if it has one. Handle cases where VAR does not have an
10378 annotation or cfun is NULL.
10380 2009-07-06 Diego Novillo <dnovillo@google.com>
10382 * tree.c: Include debug.h.
10383 (initialize_tree_contains_struct): New.
10384 (init_ttree): Call it.
10385 (tree_node_structure_for_code): Factor out of ...
10386 (tree_node_structure): ... here.
10387 * treestruct.def (TS_PHI_NODE): Remove.
10388 (TS_GIMPLE_STATEMENT): Remove.
10390 2009-07-06 Diego Novillo <dnovillo@google.com>
10392 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10393 (debug_tree_chain): Handle cycles.
10395 2009-07-06 Nick Clifton <nickc@redhat.com>
10396 DJ Delorie <dj@redhat.com>
10398 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10399 __FMOVD_ENABLED__ is defined.
10401 (TARGET_FMOVD): Provide a default definition.
10402 (MASK_FMOVD): Likewise.
10403 (TARGET_CPU_CPP_BUILTINS): Define
10404 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10405 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10406 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10407 (split for DF load from memory into register): Also handle
10408 MEMs which consist of REG+DISP addressing.
10409 (split for DF store from register to memory): Likewise.
10410 (movsf_ie): Always use single fp_mode.
10411 * config/sh/sh.c (sh_override_options): Do not automatically
10412 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10413 that to the -mfmovd command line switch.
10414 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10415 (fldi_ok): Always allow.
10416 * config/sh/sh.opt (mfmovd): Remove this switch.
10417 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10419 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10420 Kaz Kojima <kkojima@gcc.gnu.org>
10422 PR rtl-optimization/30807
10423 * postreload.c (reload_combine): For every new use of REG_SUM,
10424 record the use of BASE.
10426 2009-07-06 Jan Hubicka <jh@suse.cz>
10428 * params.def: Revert my accidental commit at 2009-06-30.
10430 2009-07-04 Ian Lance Taylor <iant@google.com>
10433 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10435 (mingw_format_attribute_overrides): Likewise.
10437 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10440 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10441 don't check cfa.reg. Instead of cfa.indirect use
10442 fde && fde->drap_reg != INVALID_REGNUM test.
10444 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10446 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10448 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10451 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10453 2009-07-03 Richard Guenther <rguenther@suse.de>
10455 PR tree-optimization/40640
10456 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10459 2009-07-03 Jan Hubicka <jh@suse.cz>
10461 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10462 for size, reduce amount of inlining.
10464 2009-07-03 Richard Guenther <rguenther@suse.de>
10466 PR middle-end/34163
10467 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10468 if t +- x is known to not overflow and the conversion widens the
10470 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10472 2009-07-03 Jan Hubicka <jh@suse.cz>
10474 * ipa-pure-const.c (analyze): Update loop optimizer init.
10475 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10476 try_remove_empty_loop, remove_empty_loops): Remove.
10477 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10478 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10479 to mark regular loops as neccesary.
10480 (degenerate_phi_p): New function.
10481 (propagate_necessity, remove_dead_phis): Use it.
10482 (forward_edge_to_pdom): Likewise.
10483 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10484 virtual PHI nodes that became unreachable.
10485 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10486 * tree-flow.h (remove_empty_loops): Remove.
10487 * passes.c (init_optimization_passes): Remove.
10489 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10491 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10492 can_create_pseudo_p.
10493 (*fix_trunc<mode>_i387_1): Ditto.
10494 (*floathi<mode>2_1): Ditto.
10495 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10496 (*fistdi2_1): Ditto.
10497 (*fist<mode>2_1): Ditto.
10498 (frndintxf2_floor): Ditto.
10499 (*fist<mode>2_floor_1): Ditto.
10500 (frndintxf2_ceil): Ditto.
10501 (*fist<mode>2_ceil_1): Ditto.
10502 (frndintxf2_trunc): Ditto.
10503 (frndintxf2_mask_pm): Ditto.
10504 (fxam<mode>2_i387_with_temp): Ditto.
10505 * config/i386/sse.md (mulv16qi3): Ditto.
10506 (*sse2_mulv4si3): Ditto.
10508 (sse4_2_pcmpestr): Ditto.
10509 (sse4_2_pcmpistr): Ditto.
10511 2009-07-03 Jan Hubicka <jh@suse.cz>
10513 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10514 (mark_stmt_necessary): Set it.
10515 (mark_operand_necessary): Set it.
10516 (mark_control_dependent_edges_necessary): Set it.
10517 (mark_virtual_phi_result_for_renaming): New function.
10518 (get_live_post_dom): New function.
10519 (forward_edge_to_pdom): New function.
10520 (remove_dead_stmt): Fix handling of control dependences.
10521 (tree_dce_init): Init new bitmap.
10522 (tree_dce_done): Free it.
10524 2009-07-02 Richard Guenther <rguenther@suse.de>
10527 * tree-ssa-structalias.c (new_var_info): Initialize
10530 2009-07-02 Jan Hubicka <jh@suse.cz>
10532 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10535 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10537 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10538 instead of recomputing it. Adjust calls.
10539 (emit_store_flag): Adjust recursive calls.
10541 2009-07-02 Richard Guenther <rguenther@suse.de>
10543 * tree-ssa-live.c (remove_unused_locals): Do not remove
10545 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10546 of DECL_EXTERNAL for HEAP variables.
10547 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10548 HEAP variables. Do not adjust RESTRICT vars.
10549 (find_what_var_points_to): Nobody cares if something
10550 points to READONLY.
10552 2009-07-02 Ben Elliston <bje@au.ibm.com>
10554 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10555 pc_low and pc_high declarations to the top of the function.
10557 2009-07-01 DJ Delorie <dj@redhat.com>
10559 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10560 registers as fixed.
10561 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10562 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10563 unspecified accesses to control registers.
10564 * config/mep/intrinsics.md: Regenerate.
10565 * config/mep/intrinsics.h: Regenerate.
10566 * config/mep/mep-intrin.h: Regenerate.
10568 2009-07-01 Anthony Green <green@moxielogic.com>
10570 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10571 instruction when possible.
10572 (moxie_expand_prologue): Ditto. Also, save an instruction and
10573 some complexity by popping off of $r12 instead of $sp.
10574 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10577 2009-07-01 Richard Henderson <rth@redhat.com>
10580 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10581 contained no insns, reposition note before last insn.
10583 2009-07-01 Richard Henderson <rth@redhat.com>
10586 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10587 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10589 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10592 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10593 darwin9 for printing reg addresses with %y.
10595 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10597 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10598 truncation from operands in binary operations.
10600 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10603 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10604 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10605 subreg of op0 to the original op0.
10607 * expmed.c (store_bit_field_1): Use a temporary as the destination
10608 instead of a paradoxical subreg when we need to truncate the result.
10610 2009-07-01 DJ Delorie <dj@redhat.com>
10612 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10613 names to VLIW variants.
10614 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10615 * config/mep/intrinsics.md: Regenerate.
10616 * config/mep/intrinsics.h: Regenerate.
10617 * config/mep/mep-intrin.h: Regenerate.
10619 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10622 * jump.c (returnjump_p): Revert last patch.
10623 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10625 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10628 * pa.md (casesi32p): Use jump table label to determine the offset
10630 (casesi64p): Likewise.
10632 * pa.c (forward_branch_p): Return bool type. Use instruction
10633 addresses when available. Assert that INSN has a jump label.
10634 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10637 2009-07-01 Richard Guenther <rguenther@suse.de>
10639 PR tree-optimization/19831
10640 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10641 that only act as barriers do not make any previous stores necessary.
10642 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10643 HEAP variables global, do not add a constraint from nonlocal.
10644 (find_func_aliases): Handle escapes through return statements.
10645 (compute_points_to_sets): Make escaped HEAP variables global.
10647 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10650 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10651 after reducing a DImode cstore to SImode.
10653 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10655 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10656 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10658 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10660 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10661 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10663 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10664 and umod_optab if TARGET_BSD_DIVMOD.
10665 * config/vax/lib1funcs.asm: New file.
10666 * config/vax/t-linux: New file.
10667 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10669 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10672 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10673 to type arguments that have void type.
10676 * dwarf2out.c (gen_formal_parameter_die): Call
10677 equate_decl_number_to_die if node is different from origin.
10679 2009-06-30 Anthony Green <green@moxielogic.com>
10681 Clean up moxie port for --enable-build-with-cxx.
10682 * config/moxie/moxie.c (moxie_function_value): First two
10683 parameters are const_tree, not tree.
10684 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10685 (REG_CLASS_NAMES): Ditto.
10686 (REGNO_REG_CLASS): Ditto.
10687 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10688 (moxie_function_value): Fix constyness of arguments.
10690 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10692 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10693 finalize_size_functions before further processing.
10694 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10695 (variable_size): Call self_referential_size on size expressions
10696 that contain a PLACEHOLDER_EXPR.
10697 (size_functions): New static variable.
10698 (copy_self_referential_tree_r): New static function.
10699 (self_referential_size): Likewise.
10700 (finalize_size_functions): New global function.
10701 * tree.c: Include tree-inline.h.
10702 (push_without_duplicates): New static function.
10703 (find_placeholder_in_expr): New global function.
10704 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10706 <tcc_expression>: Likewise.
10707 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10708 the call in the expression.
10709 * tree.h (finalize_size_functions): Declare.
10710 (find_placeholder_in_expr): Likewise.
10711 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10712 (substitute_placeholder_in_expr): Update comment.
10713 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10715 (copy_tree_body_r): Likewise.
10716 (copy_tree_body): New static function.
10717 (maybe_inline_call_in_expr): New global function.
10718 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10719 (maybe_inline_call_in_expr): Declare.
10720 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10721 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10724 2009-06-30 Richard Guenther <rguenther@suse.de>
10726 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10728 (propagate_necessity): Do not mark reaching defs of stores
10731 2009-06-30 Jan Hubicka <jh@suse.cz>
10733 * cfgloopanal.c (check_irred): Move into ...
10734 (mark_irreducible_loops): ... here; return true if ireducible
10736 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10737 (analyze_function): Try to prove loop finiteness.
10738 * cfgloop.h (mark_irreducible_loops): Update prototype.
10739 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10741 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10743 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10745 2009-06-30 Ira Rosen <irar@il.ibm.com>
10747 PR tree-optimization/40542
10748 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10751 2009-06-30 Martin Jambor <mjambor@suse.cz>
10753 PR tree-optimization/40582
10754 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10755 than useless_type_conversion_p.
10756 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10759 2009-06-30 Martin Jambor <mjambor@suse.cz>
10761 PR middle-end/40554
10762 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10764 2009-06-30 Richard Guenther <rguenther@suse.de>
10766 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10767 use ao_ref references.
10768 (walk_aliased_vdefs): Likewise.
10769 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10770 * tree-ssa-dce.c (struct ref_data): Remove.
10771 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10772 (mark_aliased_reaching_defs_necessary): Adjust.
10773 (mark_all_reaching_defs_necessary_1): Likewise.
10775 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10778 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10779 (emit_store_flag_1): Extract from emit_store_flag, adjust
10780 calls to (what now is) emit_cstore.
10781 (emit_store_flag): Call emit_store_flag_1 and also use it
10782 for what used to be recursive calls.
10784 2009-06-30 Wei Guozhi <carrot@google.com>
10787 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10788 if the target bb post dominates from bb.
10789 * config/i386/i386.c (memory_address_length): Check existence of base
10790 register before using it.
10792 2009-06-30 Nick Clifton <nickc@redhat.com>
10793 DJ Delorie <dj@redhat.com>
10795 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10796 __FMOVD_ENABLED__ is defined.
10798 (TARGET_FMOVD): Provide a default definition.
10799 (MASK_FMOVD): Likewise.
10800 (TARGET_CPU_CPP_BUILTINS): Define
10801 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10802 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10803 two fmov instructions depending upon whether TARGET_FMOVD is
10805 (split for DF load from memory into register): Also handle
10806 MEMs which consist of REG+DISP addressing.
10807 (split for DF store from register to memory): Likewise.
10808 * config/sh/sh.opt (mfmovd): Remove this switch.
10809 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10810 * config/sh/sh.c (sh_override_options): Do not automatically
10811 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10812 that to the -mfmovd command line switch.
10814 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10816 (fldi_ok): Always allow.
10817 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10819 2009-06-29 DJ Delorie <dj@redhat.com>
10821 * doc/install.texi (mep-x-elf): Correct chip's full name.
10823 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10825 * doc/extend.texi: Fix typo.
10827 2009-06-29 Tom Tromey <tromey@redhat.com>
10829 * dwarf2.h: Remove.
10830 * Makefile.in (DWARF2_H): New variable.
10831 (except.o): Use it.
10832 (dwarf2out.o): Likewise.
10833 (dwarf2asm.o): Likewise.
10834 * config/i386/t-i386: Use DWARF2_H.
10835 * except.c: Include elf/dwarf2.h.
10836 * unwind-dw2.c: Include elf/dwarf2.h.
10837 * dwarf2out.c: Include elf/dwarf2.h.
10838 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10839 <dtprel>: New field.
10840 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10841 (size_of_loc_descr): Likewise.
10842 (output_loc_operands_raw): Likewise.
10843 (output_loc_operands): Handle new dtprel field.
10844 (loc_checksum): Update.
10845 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10846 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10847 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10848 * dwarf2asm.c: Include elf/dwarf2.h.
10849 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10850 * config/mmix/mmix.c: Include elf/dwarf2.h.
10851 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10852 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10853 * config/sh/sh.c: Include elf/dwarf2.h.
10854 * config/i386/i386.c: Include elf/dwarf2.h.
10856 2009-06-29 DJ Delorie <dj@redhat.com>
10858 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10860 * doc/extend.texi: Add MeP attributes and pragmas.
10861 * doc/invoke.text: Add MeP Options.
10862 * doc/contrib.texi: Add MeP contribution.
10863 * doc/md.texi: Add MeP constraints.
10864 * doc/install.texi: Add MeP target.
10866 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10868 * target.h (struct gcc_target): Add frame_pointer_required field.
10869 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10870 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10871 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10873 * reload1.c (update_eliminables): (Ditto.).
10874 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10875 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10876 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10878 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10880 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10881 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10882 (arm_frame_pointer_required): New function.
10884 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10885 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10886 (avr_frame_pointer_required_p): Declare as static.
10887 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10889 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10890 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10891 (bfin_frame_pointer_required): Make as static, change return type
10893 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10895 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10896 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10897 (cris_frame_pointer_required): New function.
10899 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10901 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10902 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10903 (fr30_frame_pointer_required): New function.
10905 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10906 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10907 (frv_frame_pointer_required): Make as static, change return type
10909 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10911 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10912 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10913 (ix86_frame_pointer_required): Make as static, change return type to
10915 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10917 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10918 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10920 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10922 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10924 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10926 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10927 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10928 (mips_frame_pointer_required): Make as static.
10929 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10931 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10932 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10933 (mmix_frame_pointer_required): Mew function.
10935 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10936 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10938 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10940 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10942 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10944 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10945 (CAN_ELIMINATE): Redefine.
10946 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10947 (sparc_frame_pointer_required): New function.
10948 (sparc_can_eliminate): New function.
10949 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10951 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10952 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10954 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10955 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10956 (xtensa_frame_pointer_required): Make as static, change return type
10958 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10961 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10963 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10964 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10965 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10966 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10967 (register_callback): Handle PLUGIN_START_UNIT.
10968 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10970 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10972 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10974 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10975 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10977 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10979 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10982 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10984 * doc/extend.texi (Additional Floating Types): __float128 is also
10985 supported on i386 targets.
10987 2009-06-29 Richard Guenther <rguenther@suse.de>
10989 PR middle-end/14187
10990 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10992 (pt_solutions_same_restrict_base): Declare.
10993 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10995 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10996 (make_constraint_from, make_copy_constraint): Move earlier.
10997 (make_constraint_from_heapvar): New function.
10998 (make_constraint_from_restrict): Likewise.
10999 (handle_lhs_call): Use it.
11000 (find_func_aliases): Use it to track conversions to restrict
11001 qualified pointers.
11002 (struct fieldoff): Add only_restrict_pointers flag.
11003 (push_fields_onto_fieldstack): Initialize it.
11004 (create_variable_info_for): Track global restrict qualified pointers.
11005 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11006 Track restrict qualified pointer arguments.
11007 (set_uids_in_ptset): Use varinfo is_global_var flag.
11008 (find_what_var_points_to): Set the vars_contains_restrict flag.
11009 Always create the points-to solution for sets including restrict tags.
11010 (pt_solutions_same_restrict_base): New function.
11011 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11012 qualified pointers use pt_solutions_same_restrict_base as
11013 additional source for disambiguation.
11015 2009-06-29 Richard Guenther <rguenther@suse.de>
11017 PR middle-end/38212
11018 * alias.c (find_base_decl): Remove.
11019 (get_deref_alias_set_1): Remove restrict handling.
11020 * c-common.c (c_apply_type_quals_to_decl): Do not set
11021 DECL_POINTER_ALIAS_SET.
11022 * gimplify.c (find_single_pointer_decl_1): Remove.
11023 (find_single_pointer_decl): Likewise.
11024 (internal_get_tmp_var): Remove restrict handling.
11025 (gimple_regimplify_operands): Likewise.
11026 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11027 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11028 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11029 * tree.c (restrict_base_for_decl): Remove.
11030 (init_ttree): Do not allocate it.
11031 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11032 LABEL_DECL_UID for label decls.
11033 (copy_node_stat): Do not copy restrict information.
11034 (decl_restrict_base_lookup): Remove.
11035 (decl_restrict_base_insert): Likewise.
11036 (print_restrict_base_statistics): Likewise.
11037 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11038 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11039 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11040 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11041 (LABEL_DECL_UID): Adjust.
11042 (DECL_BASED_ON_RESTRICT_P): Remove.
11043 (DECL_GET_RESTRICT_BASE): Likewise.
11044 (SET_DECL_RESTRICT_BASE): Likewise.
11045 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11047 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11048 instead of DECL_POINTER_ALIAS_SET.
11049 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11050 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11051 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11053 2009-06-29 Richard Guenther <rguenther@suse.de>
11055 PR tree-optimization/40579
11056 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11057 the IL to simplify has constants that overflowed.
11059 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11061 PR tree-optimization/40550
11062 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11063 vector_compute_type only when the size of vector_compute_type is
11064 less than the size of type.
11066 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11068 * fold-const.c (contains_label_1): Fix comments.
11069 (contains_label_p): Do not walk trees multiple time.
11071 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11073 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11074 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11075 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11076 ix86_fp_comparison_operator.
11077 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11078 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11079 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11080 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11081 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11082 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11083 (related splits): Change predicate to ix86_fp_comparison_operator.
11084 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11085 instead of ix86_fp_comparison_codes.
11086 (ix86_trivial_fp_comparison_operator,
11087 ix86_fp_comparison_operator): New.
11088 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11089 (ix86_expand_compare): Eliminate last two parameters.
11090 (ix86_fp_jump_nontrivial_p): Kill.
11091 * config/i386/i386.c (put_condition_code): Eliminate call to
11092 ix86_fp_comparison_codes and subsequent assertion.
11093 (ix86_fp_comparison_codes): Eliminate.
11094 (ix86_fp_swap_condition): New.
11095 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11096 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11097 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11098 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11099 and ix86_fp_swap_condition.
11100 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11101 Use ix86_fp_comparison_strategy.
11102 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11103 (ix86_fp_jump_nontrivial_p): Eliminate.
11104 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11105 call to ix86_expand_compare.
11106 (ix86_split_fp_branch, ix86_expand_setcc,
11107 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11108 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11110 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11112 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11113 related to jump_clobbers.
11114 * config/arm/arm.md (conds): Remove jump_clob case.
11115 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11116 splits): Change comparison_operator to arm_comparison_operator.
11117 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11120 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11122 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11123 condition for floating point modes.
11124 * expmed.c (emit_store_flag_1): Move here a bigger part
11125 of emit_store_flag.
11126 (emit_store_flag): Try swapping the condition for floating point
11128 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11130 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11132 * expr.c (expand_expr_real_1): Just use do_store_flag.
11133 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11134 emit_store_flag_force.
11135 * expmed.c (emit_store_flag_force): Copy here trick
11136 previously in expand_expr_real_1. Try reversing the comparison.
11137 (emit_store_flag_1): Work if target is NULL.
11138 (emit_store_flag): Work if target is NULL, using the result mode
11139 from the comparison. Use split_comparison, restructure final part
11140 to simplify conditionals.
11142 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11144 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11145 * dojump.c (do_jump): Change handling of floating-point
11146 ops to use just do_compare_and_jump.
11147 (split_comparison): New.
11148 (do_compare_rtx_and_jump): Add here logic coming previously
11149 in do_jump, using split_comparison.
11151 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11154 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11156 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11158 * tree-ssa-alias.c: Fix unintentional commit.
11160 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11162 * passes.c (execute_one_pass): Fix unintentional commit.
11164 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11166 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11167 (df_rd_local_compute, df_md_local_compute): Inline them.
11169 (df_md_scratch): New.
11170 (df_md_alloc, df_md_free): Allocate/free it.
11171 (df_md_local_compute): Only include live registers in init.
11172 (df_md_transfer_function): Prune the in-set computed by
11173 the confluence function, and the gen-set too.
11175 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11177 PR rtl-optimization/26854
11178 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11179 * df-problems.c (df_rd_add_problem): Fix comment.
11180 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11181 df_md_simulate_artificial_defs_at_top,
11182 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11183 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11184 df_md_transfer_function, df_md_init, df_md_confluence_0,
11185 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11186 problem_MD, df_md_add_problem): New.
11187 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11188 df_md_get_bb_info): New.
11189 (DF_LAST_PROBLEM_PLUS1): Adjust.
11191 * Makefile.in (fwprop.o): Include domwalk.h.
11192 * fwprop.c: Include domwalk.h.
11193 (reg_defs, reg_defs_stack): New.
11194 (bitmap_only_bit_between): Remove.
11195 (process_defs): New.
11196 (process_uses): Use reg_defs and local_md instead of
11197 bitmap_only_bit_between and local_rd.
11198 (single_def_use_enter_block): New, from build_single_def_use_links.
11199 (single_def_use_leave_block): New.
11200 (build_single_def_use_links): Remove code moved to
11201 single_def_use_enter_block, invoke domwalk.
11202 (use_killed_between): Adjust comment.
11204 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11206 * bitmap.h (bitmap_ior_and_into): New.
11207 * bitmap.c (bitmap_ior_and_into): New.
11209 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11211 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11212 before_dom_children_before_stmts and after_dom_children_after_stmts.
11213 Rename the two remaining callbacks to just before_dom_children and
11214 after_dom_children. Remove other GIMPLE statement walking bits.
11215 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11216 * graphite.c: Do not include domwalk.h.
11217 * tree-into-ssa.c (interesting_blocks): New global.
11218 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11219 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11220 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11221 now that they're not domwalk callbacks.
11222 (rewrite_initialize_block): Rename to...
11223 (rewrite_enter_block): ... this, place after called functions. Test
11224 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11225 (rewrite_finalize_block): Rename to...
11226 (rewrite_leave_block): ... this, place after called functions.
11227 (rewrite_update_init_block): Rename to...
11228 (rewrite_update_enter_block): ... this, place after called functions.
11229 Test interesting_blocks, call rewrite_update_stmt and
11230 rewrite_update_phi_arguments.
11231 (rewrite_update_fini_block): Rename to...
11232 (rewrite_leave_block): ... this, place after called functions.
11233 (rewrite_blocks): Remove last argument, simplify initialization of
11235 (mark_def_sites_initialize_block): Rename to...
11236 (mark_def_sites_block): ... this, call mark_def_sites.
11237 (mark_def_sites_blocks): Remove argument, simplify initialization of
11239 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11240 (update_ssa): Likewise.
11241 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11243 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11244 (dom_opt_initialize_block): Rename to...
11245 (dom_opt_enter_block): ... this, place after called functions. Walk
11246 statements here, inline propagate_to_outgoing_edges.
11247 (dom_opt_finalize_block): Rename to...
11248 (dom_opt_leave_block): ... this, place after called functions.
11249 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11251 (dse_enter_block, dse_record_phi): New.
11252 (dse_record_phis): Delete.
11253 (dse_finalize_block): Rename to...
11254 (dse_leave_block): ... this.
11255 (tree_ssa_dse): Simplify initialization of walk_data.
11256 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11257 Adjust initialization of walk_data.
11258 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11259 * tree-ssa-loop-phiopt.c (get_non_trapping):
11260 Adjust initialization of walk_data.
11261 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11262 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11263 it's not a domwalk callback.
11264 (uncprop_initialize_block): Rename to...
11265 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11266 (dse_finalize_block): Rename to...
11267 (dse_leave_block): ... this.
11268 (tree_ssa_uncprop): Simplify initialization of walk_data.
11269 * Makefile.in: Adjust dependencies.
11271 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11273 * arm.md (casesi): Fix test for Thumb1.
11274 (thumb1_casesi_internal_pic): Likewise.
11275 (thumb1_casesi_dispatch): Likewise.
11277 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11279 * config/arm/arm-cores.def: Added core cortex-m0.
11280 * config/arm/arm-tune.md: Regenerated.
11281 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11283 2009-06-26 DJ Delorie <dj@redhat.com>
11285 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11287 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11288 the scheduler doesn't tag jump insns.
11290 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11292 * c-decl.c (merge_decls): Re-indent.
11294 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11297 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11298 Special-case decimal float constants.
11300 2009-06-26 Richard Henderson <rth@redhat.com>
11302 * function.h (struct function): Add cannot_be_copied_reason,
11303 and cannot_be_copied_set.
11304 * tree-inline.c (has_label_address_in_static_1): Rename from
11305 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11306 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11307 don't set inline_forbidden_reason.
11308 (copy_forbidden): New function, split out of inline_forbidden_p.
11309 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11310 (inline_forbidden_p): Use copy_forbidden.
11311 (tree_versionable_function_p): Likewise.
11312 (inlinable_function_p): Merge into tree_inlinable_function_p.
11313 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11314 * ipa-cp.c (ipcp_versionable_function_p): New function.
11315 (ipcp_cloning_candidate_p): Use it.
11316 (ipcp_node_modifiable_p): Likewise.
11318 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11320 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11321 that is marked not to be inlined. Remove flag_mudflap use.
11322 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11323 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11325 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11328 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11329 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11331 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11333 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11335 (__mingwthr_remove_key_dtor): Likewise.
11337 2009-06-26 Richard Guenther <rguenther@suse.de>
11339 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11341 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11343 PR middle-end/40525
11344 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11345 try the non-cond_exec path also.
11347 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11350 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11351 (output_cbranch): Use new functions.
11352 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11355 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11356 Pat Haugen <pthaugen@us.ibm.com>
11357 Revital Eres <ERES@il.ibm.com>
11359 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11360 for %c error. Add %x support to print VSX registers as a unified
11361 register set, instead of separate float and altivec registers.
11362 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11363 %y case, and add support for VSX pre-modify addresses.
11364 (output_toc): Add assert for CONST containing an integer constant
11366 (rs6000_adjust_cost): Add POWER7 support.
11367 (insn_must_be_first_in_group): Ditto.
11368 (insn_must_be_last_in_group): Ditto.
11369 (rs6000_emit_popcount): Ditto.
11370 (rs6000_vector_mode_supported_p): Ditto.
11372 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11373 Change some of the functions called by macros to being called
11374 through a pointer, so debug functions can be inserted if
11375 -mdebug=addr or -mdebug=cost.
11376 (rs6000_preferred_reload_class_ptr): Ditto.
11377 (rs6000_secondary_reload_class_ptr): Ditto.
11378 (rs6000_secondary_memory_needed_ptr): Ditto.
11379 (rs6000_cannot_change_mode_class_ptr): Ditto.
11380 (rs6000_secondary_reload_inner): Ditto.
11381 (rs6000_legitimize_reload_address): Ditto.
11382 (rs6000_legitimize_reload_address_ptr): Ditto.
11383 (rs6000_mode_dependent_address): Ditto.
11384 (rs6000_mode_dependent_address_ptr): Ditto.
11386 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11387 function to return true if the mode allows reg + integer
11389 (virtual_stack_registers_memory_p): New function to return true if
11390 the address refers to a virtual stack register.
11391 (rs6000_legitimate_offset_address_p): Move code to say whether a
11392 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11394 (rs6000_legitimate_address_p): Add checks for modes that only can
11395 do reg+reg addressing. Start adding VSX support.
11396 (rs6000_legitimize_reload_address): Ditto.
11397 (rs6000_legitimize_address): Ditto.
11398 (rs6000_debug_legitimate_address_p): New debug functions for
11399 -mdebug=addr and -mdebug=cost.
11400 (rs6000_debug_rtx_costs): Ditto.
11401 (rs6000_debug_address_costs): Ditto.
11402 (rs6000_debug_adjust_cost): Ditto.
11403 (rs6000_debug_legitimize_address): Ditto.
11404 (rs6000_legitimize_reload_address_ptr): Point to call normal
11405 function or debug function. Make functions called via pointer
11407 (rs6000_mode_dependent_address_ptr): Ditto.
11408 (rs6000_secondary_reload_class_ptr): Ditto.
11409 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11410 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11411 into a friendlier error.
11412 (rs6000_init_builtins): Add initial VSX support.
11413 (rs6000_adjust_cost): Fix some spacing issues.
11415 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11416 (REG_CLASS_NAMES): Ditto.
11417 (REG_CLASS_CONTENTS): Ditto.
11418 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11419 pointer, to add -mdebug=addr support.
11420 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11421 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11422 -mdebug=addr support.
11423 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11424 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11425 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11427 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11429 (bswapsi*): Set attribute types for load/store. Add combiner
11430 patterns to eliminate zero extend on 64-bit.
11431 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11432 stdbrx if the hardware supports those instructions.
11434 2009-06-25 Ian Lance Taylor <iant@google.com>
11436 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11437 (Link Options): Document -static-libstdc++.
11439 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11442 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11443 DATA_ALIGNMENT instead.
11445 2009-06-25 Richard Guenther <rguenther@suse.de>
11447 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11448 indirect references against the callused/escaped solutions.
11449 (call_may_clobber_ref_p_1): Likewise.
11451 2009-06-25 Martin Jambor <mjambor@suse.cz>
11453 PR tree-optimization/40493
11454 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11455 (enum unscalarized_data_handling): New type.
11456 (handle_unscalarized_data_in_subtree): Return what has been done.
11457 (load_assign_lhs_subreplacements): Handle left flushes differently.
11458 (sra_modify_assign): Use unscalarized_data_handling, simplified
11459 condition determining whether to remove the statement.
11461 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11463 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11464 excerpt - @ should be doubled for texinfo.
11466 2009-06-24 Ian Lance Taylor <iant@google.com>
11468 * config/arc/arc.c: Include "df.h".
11469 (arc_attribute_table): Make static. Move higher in file.
11470 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11471 (output_shift): Initialize n later to avoid warning.
11472 * config/arm/arm.c (arm_attribute_table): Make static. Move
11474 * config/avr/avr.c (avr_attribute_table): Make static. Move
11476 (reg_class_tab): Change array type from int to enum reg_class.
11477 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11479 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11480 (lshrhi3_out): Likewise.
11481 (class_likely_spilled_p): Change return type to bool.
11482 (avr_rtx_costs): Use local code variable with enum type.
11483 * config/avr/avr.md (movmemhi): Use add_reg_note.
11484 (andhi3, andsi3): Don't use AS2 with "and".
11485 (iorhi3, iorsi3): Don't use AS2 with "or".
11486 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11487 * config/crx/crx.c: Include "df.h".
11488 (crx_attribute_table): Make static.
11489 * config/m32r/m32r.c: Include "df.h".
11490 (m32r_attribute_table): Make static. Move higher in file.
11491 (pop): Use add_reg_note.
11492 (block_move_call): Change 0 to LCT_NORMAL in function call.
11493 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11494 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11495 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11496 declare, not just when TREE_CODE is defined.
11497 * config/m68hc11/m68hc11.c: Include "expr.h".
11498 (m68hc11_attribute_table): Make static. Move higher in file.
11499 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11501 (m68hc11_register_indirect_p): Likewise.
11502 (m68hc11_function_arg_padding): Change return type to enum
11504 (emit_move_after_reload): Use add_reg_note.
11505 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11506 (m68hc11_split_logical): Likewise.
11507 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11509 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11510 to VOIDmode in function call.
11511 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11513 (m68hc11_split_logical): Update declaration.
11514 (m68hc11_function_arg_padding): Update declaration.
11515 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11516 to array of enum reg_class.
11517 (mcore_attribute_table): Make static. Move higher in file.
11518 (mcore_rtx_costs): Add cast to enum type.
11519 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11520 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11521 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11523 * config/sh/predicates.md (trapping_target_operand): Rename and to
11525 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11527 * config/spu/spu.c (spu_attribute_table): Make static. Move
11529 * config/v850/v850.c (v850_attribute_table): Make static. Move
11531 (v850_rtx_costs): Use local code with enum type.
11532 (expand_epilogue): Add cast.
11533 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11535 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11538 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11539 -m2a-single-only and -m2a-nofpu.
11540 * config/sh/sh.opt: Document m2a generates FPU code.
11542 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11544 * defaults.h (CAN_ELIMINATE): Provide default.
11545 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11546 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11547 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11548 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11549 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11550 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11551 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11552 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11553 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11554 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11556 2009-06-24 DJ Delorie <dj@redhat.com>
11558 * mep-ext-cop.cpu: Fix copyright notice.
11559 * mep-default: Fix copyright notice.
11560 * mep-core: Fix copyright notice.
11561 * mep: Fix copyright notice.
11562 * mep-ivc2: Fix copyright notice.
11563 * mep-c5: Fix copyright notice.
11565 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11567 * doc/contrib.texi (Contributors):
11569 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11571 PR middle-end/40501
11572 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11573 src and dst operands if necessary.
11575 2009-06-23 DJ Delorie <dj@redhat.com>
11578 * config.gcc: Add mep support.
11579 * recog.c: Resurrect validate_replace_rtx_subexp().
11580 * recog.h: Likewise.
11581 * config/mep/: Add new port:
11582 * config/mep/constraints.md: New file.
11583 * config/mep/default.h: New file.
11584 * config/mep/intrinsics.h: New file.
11585 * config/mep/intrinsics.md: New file.
11586 * config/mep/ivc2-template.h: New file.
11587 * config/mep/mep-c5.cpu: New file.
11588 * config/mep/mep-core.cpu: New file.
11589 * config/mep/mep-default.cpu: New file.
11590 * config/mep/mep-ext-cop.cpu: New file.
11591 * config/mep/mep-intrin.h: New file.
11592 * config/mep/mep-ivc2.cpu: New file.
11593 * config/mep/mep-lib1.asm: New file.
11594 * config/mep/mep-lib2.c: New file.
11595 * config/mep/mep-pragma.c: New file.
11596 * config/mep/mep-protos.h: New file.
11597 * config/mep/mep-tramp.c: New file.
11598 * config/mep/mep.c: New file.
11599 * config/mep/mep.cpu: New file.
11600 * config/mep/mep.h: New file.
11601 * config/mep/mep.md: New file.
11602 * config/mep/mep.opt: New file.
11603 * config/mep/predicates.md: New file.
11604 * config/mep/t-mep: New file.
11606 2009-06-23 Ian Lance Taylor <iant@google.com>
11608 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11609 from loose_warn into c_loose_warn and from strict_warn into
11610 c_strict_warn. Set and substitute warn_cxxflags. Check for
11611 --enable-build-with-cxx. Set and substitute
11612 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11613 * Makefile.in (CXXFLAGS): New variable.
11614 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11615 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11616 the default is the same as $(STRICT_WARN).
11617 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11618 (CXX): New variable.
11619 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11620 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11621 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11622 (HOST_LIBS): New variable.
11623 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11624 (ALL_CXXFLAGS): New variable.
11625 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11626 * doc/install.texi (Configuration): Document
11627 --enable-build-with-cxx, --with-stage1-ldflags,
11628 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11629 * configure: Rebuild.
11631 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11633 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11634 from previous commit.
11636 2009-06-23 Ian Lance Taylor <iant@google.com>
11638 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11640 2009-06-23 Ian Lance Taylor <iant@google.com>
11642 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11643 with ATTRIBUTE_UNUSED.
11645 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11646 Pat Haugen <pthaugen@us.ibm.com>
11647 Revital Eres <eres@il.ibm.com>
11649 * config.in (HAVE_AS_POPCNTD): Add default definition.
11650 (HAVE_AS_LWSYNC): Ditto.
11652 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11654 (gcc_cv_as_powerpc_cmpb): Ditto.
11655 (gcc_cv_as_powerpc_dfp): Ditto.
11656 (gcc_cv_as_powerpc_vsx): Ditto.
11657 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11658 supporting the popcntd/lwsync instructions.
11659 (gcc_cv_as_powerpc_lwsync): Ditto.
11660 * configure: Regenerate.
11662 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11663 -mcpu=native and -mcpu=power7.
11664 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11666 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11667 a variable instead of a mask to reduce the number of mask bits.
11668 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11669 (-mbit-word): Ditto.
11670 (-mregnames): Ditto.
11671 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11672 (-mfused-madd): Ditto.
11674 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11676 (-mvsx): New switch for VSX instructions.
11677 (-misel): Move from a variable to a mask to allow it to be set by
11680 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11681 function declaration to an array declaration.
11682 (rs6000_hard_regno_nregs): New external array declaration.
11684 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11685 files included by rs6000.md.
11687 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11688 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11690 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11692 (rs6000_debug_reg): New -mdebug= variables.
11693 (rs6000_debug_addr): Ditto.
11694 (rs6000_debug_cost): Ditto.
11695 (rs6000_pmode): New variable to hold Pmode.
11696 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11697 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11698 calculated at compiler start.
11699 (rs6000_hard_regno_nregs): Change function to an array which holds
11700 HARD_REGNO_NREGS calculated at compiler start.
11701 (rs6000_explicit_options): Delete isel field.
11702 (rs6000_vector_unit): New array to hold which vector unit
11703 supports arithmetic options for a given type.
11704 (rs6000_vector_mem): New array to hold which vector unit supports
11705 memory reference operations for a given type.
11706 (rs6000_vector_align): New array to given the alignment of each
11708 (power7_cost): New basic costs for power7.
11709 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11710 (rs6000_hard_regno_nregs_internal): New function, moved from
11711 HARD_REGNO_NREGS, to calculate the number of registers each hard
11712 register takes for each type.
11713 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11714 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11715 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11716 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11717 unit information here so it is calculated once at compiler startup
11719 (rs6000_override_options): Make -misel a target mask. Add more
11720 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11721 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11723 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11724 (rs6000_handle_option): Move -misel from variable to target mask.
11725 (rs6000_builtin_mask_for_load): Add VSX support.
11726 (rs6000_conditional_register_usage): Ditto.
11727 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11728 (function_arg_boundary): Ditto.
11729 (rs6000_expand_builtin): Ditto.
11730 (def_builtin): Make abort message a little friendlier.
11731 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11733 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11734 assembler support the popcntd instruction instead of a vsx
11735 instruction to enable power7 support.
11736 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11737 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11738 option to the assembler if -mcpu=native.
11739 (ASM_CPU_NATIVE_SPEC): Ditto.
11740 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11742 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11743 the lwsync instruction.
11744 (enum processor_type): Add PROCESSOR_POWER7.
11745 (rs6000_debug_reg): New -mdebug= options.
11746 (rs6000_debug_addr): Ditto.
11747 (rs6000_debug_cost): Ditto.
11748 (rs6000_isel): Delete.
11749 (enum rs6000_vector): New enum to say what vector unit we have.
11750 (VECTOR_UNIT_*): New macros to say which vector unit has
11751 arithmetic operations for a given type.
11752 (VECTOR_MEM_*): New macros to say which vector unit has memory
11753 operations for a given type.
11754 (TARGET_LDBRX): Whether the machine supports the ldbrx
11756 (TARGET_ISEL): Delete, -misel moved to be a mask.
11757 (TARGET_ISEL64): New macro for 64-bit isel support.
11758 (UNITS_PER_VSX_WORD): New macro.
11759 (POINTER_SIZE): Move to be an external variable, rather than
11760 calculating whether we are generating 32 ot 64-bit code.
11762 (STACK_BOUNDARY): Add VSX support.
11763 (LOCAL_ALIGNMENT): Ditto.
11764 (SLOW_UNALIGNED_ACCESS): Ditto.
11765 (VSX_REGNO_P): New macro for VSX support.
11766 (VFLOAT_REGNO_P): Ditto.
11767 (VINT_REGNO_P): Ditto.
11768 (VLOGICAL_REGNO_P): Ditto.
11769 (VSX_VECTOR_MODE): Ditto.
11770 (VSX_SCALAR_MODE): Ditto.
11772 (VSX_MOVE_MODE): Ditto.
11773 (VSX_REG_CLASS_P): Ditto.
11774 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11776 (UNITS_PER_SIMD_WORD): Add VSX support.
11777 (MODES_TIEABLE_P): Ditto.
11778 (STARTING_FRAME_OFFSET): Ditto.
11779 (STACK_DYNAMIC_OFFSET): Ditto.
11780 (EPILOGUE_USES): Ditto.
11781 (REGNO_REG_CLASS): Move to array lookup.
11782 (CLASS_MAX_NREGS): Ditto.
11783 (rs6000_vector_reg_class): Add declaration.
11784 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11785 overlap with the floating point and Altivec registers.
11787 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11789 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11790 give the appropriate asm switches if -mcpu=native.
11791 (host_detect_local_cpu): Add support for "asm".
11792 (host_detect_local_cpu): Follow GNU code guidelines for name.
11794 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11795 -mbit-word to a variable instead of being a target mask.
11797 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11798 emit the lwsync instruction instead of emitting the instruction as
11799 an integer constant.
11801 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11802 fixuns_trundfsi2, move expander into rs6000.md.
11804 * config/rs6000/rs6000.md (cpu): Add power7.
11805 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11806 (logical predicate patterns): Change the single instruction
11807 primitives that set CR0 to be fast_compare instead of compare.
11809 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11810 (popcntddi2): Ditto.
11811 (popcount<mode>): Ditto.
11812 (floating multiply/add insns): Name the floating point
11813 multiply/add insns.
11814 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11815 (isel_unsigned_<mode>): Ditto.
11816 (fixuns_trundfsi2): Move expander here from spe.md.
11817 (smindi3): Define if we have -misel on 64-bit systems.
11822 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11824 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11826 * config/avr/avr.c (avr_current_device): New variable.
11827 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11828 (avr_arch, mcu_type_s): Move to avr.h.
11829 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11830 default_data_section_start fields.
11831 (avr_arch): Moved from avr.c.
11832 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11833 library_name fields.
11834 (avr_current_device, avr_mcu_types, avr_arch_types,
11835 avr_device_to_arch, avr_device_to_data_start,
11836 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11837 (EXTRA_SPEC_FUNCTIONS): Define.
11838 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11839 options mapping. Use device_to_arch and device_to_data_start insted.
11840 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11841 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11842 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11843 * config/avr/driver-avr.c: New file.
11844 * config/avr/avr-devices.c: New file.
11846 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11848 * var-tracking.c (unshare_variable): Force initialized to
11849 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11850 (set_variable_part): Likewise.
11851 (struct variable_union_info): Remove pos_src field.
11852 (vui_vec, vui_allocated): New variables.
11853 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11854 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11855 == 1 use a simpler sorting algorithm. Compute pos field right
11856 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11857 Avoid quadratic comparison if !flag_var_tracking_uninit.
11858 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11859 unshare_variable unconditionally.
11860 (dataflow_set_different_2): Removed.
11861 (dataflow_set_different): Don't traverse second hash table.
11862 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11863 unconditionally to var_reg_set or var_mem_set.
11864 (emit_notes_in_bb): Likewise.
11865 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11867 (emit_note_insn_var_location): Don't set initialized to
11868 VAR_INIT_STATUS_INITIALIZED early.
11869 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11871 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11873 * tree-object-size.c (addr_object_size): Instead of checking
11874 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11875 are no FIELD_DECLs following it.
11877 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11879 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11880 order to match bswaps with signed source operands.
11882 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11884 * sdbout.c (sdbout_one_type): Fix braces in switch.
11886 2009-06-23 Richard Guenther <rguenther@suse.de>
11888 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11890 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11891 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11892 var_callused, callused_tree, var_storedanything, storedanything_tree,
11893 var_integer, integer_tree): Remove global variables.
11894 (new_var_info): Do not pass new id, append the new var to the
11895 global variable vector.
11896 (do_ds_constraint): Use is_global_var member of the variable-info.
11897 (new_scalar_tmp_constraint_exp): Adjust.
11898 (create_function_info_for): Likewise.
11899 (create_variable_info_for): Likewise.
11900 (find_what_var_points_to): Remove dead code.
11901 (init_base_vars): Simplify.
11902 (compute_points_to_sets): Adjust.
11904 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11906 * combine.c (try_combine): Dump information about the insns we're
11909 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11911 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11912 check when calling force_to_mode on TRUNCATE's operand.
11914 2009-06-22 Ian Lance Taylor <iant@google.com>
11916 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11918 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11920 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11922 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11924 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11925 override library linkage flags such as -static-libgcc or
11928 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11930 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11932 2009-06-22 Ian Lance Taylor <iant@google.com>
11934 * config/linux.opt: Put mglibc ahead of muclibc.
11936 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11937 for duplicate decls.
11939 2009-06-22 Matthias Klose <doko@ubuntu.com>
11941 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11943 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11946 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11947 instead of NULL if a parser error occurs.
11949 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11951 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11952 non-DWARF2_DEBUGGING_INFO version.
11954 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11956 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11957 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11959 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11960 (LIBGCC2_TF_CEXT): Define.
11963 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11966 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11968 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11970 * config/arm/arm.c (arm_override_options): Disable
11971 -mcaller-super-interworking and -mcallee-super-interworking.
11972 * doc/invoke.texi (ARM Options): Document this.
11974 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11976 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11977 * config/arm/constraints.md (j): New constraint for movw operands.
11978 (N): Remove thumb2 meaning.
11979 * config/arm/arm.md (*arm_movw): Delete.
11980 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11981 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11982 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11984 2009-06-22 Martin Jambor <mjambor@suse.cz>
11986 PR tree-optimization/40492
11987 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11988 build_ref_for_offset.
11990 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11992 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11993 JUMP_TABLE_DATA_P predicates where applicable.
11994 * auto-inc-dec.c: Ditto.
11995 * builtins.c: Ditto.
11996 * caller-save.c: Ditto.
11998 * cfgcleanup.c: Ditto.
11999 * cfglayout.c: Ditto.
12001 * combine.c: Ditto.
12002 * combine-stack-adj.c: Ditto.
12006 * df-scan.c: Ditto.
12008 * dwarf2asm.c: Ditto.
12009 * dwarf2out.c: Ditto.
12010 * emit-rtl.c: Ditto.
12016 * function.c: Ditto.
12019 * genpreds.c: Ditto.
12020 * genrecog.c: Ditto.
12022 * ira-costs.c: Ditto.
12023 * ira-lives.c: Ditto.
12025 * loop-iv.c: Ditto.
12026 * lower-subreg.c: Ditto.
12027 * modulo-sched.c: Ditto.
12029 * postreload.c: Ditto.
12030 * print-rtl.c: Ditto.
12032 * reginfo.c: Ditto.
12033 * regmove.c: Ditto.
12034 * reload1.c: Ditto.
12037 * rtlanal.c: Ditto.
12039 * sched-vis.c: Ditto.
12041 * sel-sched-ir.c: Ditto.
12042 * simplify-rtx.c: Ditto.
12043 * targhooks.c: Ditto.
12044 * var-tracking.c: Ditto.
12045 * vmsdbgout.c: Ditto.
12047 2009-06-22 Matthias Klose <doko@ubuntu.com>
12049 * Makefile.in (install-plugin): Always use DESTDIR.
12051 2009-06-22 Olivier Hainque <hainque@adacore.com>
12053 * config/pa/pa.c (output_call): Don't optimize post call jumps
12054 into return address adjustments if the call may throw.
12056 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12058 * arm.c (thumb1_output_casesi): New function.
12059 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12060 optimizing for size or PIC.
12061 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12062 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12063 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12064 (thumb1_casesi_internal_pic): New expand rule.
12065 (thumb1_casesi_dispatch): New pattern.
12066 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12068 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12069 in the text seciton when PIC or optimizing for size.
12070 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12071 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12072 preservation properties of code.
12073 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12074 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12075 (__gnu_thumb1_case_si): New function.
12076 * t-arm (LIB1ASMSRC): Define here.
12077 (LIB1ASMFUNCS): Add some common functions.
12078 * t-arm-elf (LIB1ASMSRC): Delete.
12079 (LIB1ASMFUNCS): Append to existing set.
12080 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12081 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12082 * t-symbian (LIB1ASMFUNCS): Likewise.
12083 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12084 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12086 2009-06-21 Richard Guenther <rguenther@suse.de>
12088 PR tree-optimization/38729
12089 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12090 to loops with a single exit if -fno-expensive-optimizations.
12092 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12094 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12095 (dataflow_set): Change vars type from htab_t to shared_hash.
12096 (shared_hash_pool, empty_shared_hash): New variables.
12097 (vars_clear): Removed.
12098 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12099 shared_hash_find_slot_unshare, shared_hash_find_slot,
12100 shared_hash_find_slot_noinsert, shared_hash_find): New
12102 (shared_hash_unshare, shared_hash_destroy): New functions.
12103 (unshare_variable): Unshare set->vars if shared, use
12105 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12106 (get_init_value, find_src_set_src, dump_dataflow_set,
12107 clobber_variable_part, emit_notes_for_differences): Use
12109 (dataflow_set_init): Remove second argument, set vars to
12110 empty_shared_hash instead of creating a new htab.
12111 (dataflow_set_clear): Call shared_hash_destroy and set vars
12112 to empty_shared_hash instead of calling vars_clear.
12113 (dataflow_set_copy): Don't call vars_copy, instead just share
12114 the src htab with dst.
12115 (variable_union): Use shared_hash_*, use initially NO_INSERT
12116 lookup if set->vars is shared. Don't keep slot cleared before
12117 calling unshare_variable. Unshare set->vars if needed.
12118 Even ->refcount == 1 vars must be unshared if set->vars is shared
12119 and var needs to be modified.
12120 (variable_canonicalize): New function.
12121 (dataflow_set_union): If dst->vars is empty, just share src->vars
12122 with dst->vars and traverse with variable_canonicalize to canonicalize
12123 and unshare what is needed.
12124 (dataflow_set_different): If old_set and new_set use the same shared
12125 htab, they aren't different. If number of htab elements is different,
12126 htabs are different. Use shared_hash_*.
12127 (dataflow_set_destroy): Call shared_hash_destroy instead of
12129 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12130 second argument to dataflow_set_init.
12131 (vt_initialize): Likewise. Initialize shared_hash_pool and
12132 empty_shared_hash, move bb in/out initialization afterwards.
12133 Use variable_htab_free instead of NULL as changed_variables del hook.
12134 (variable_was_changed): Change type of second argument to pointer to
12135 dataflow_set. When inserting var into changed_variables, bump
12136 refcount. Unshare set->vars if set is shared htab and slot needs to
12138 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12139 lookup if set->vars is shared. Unshare set->vars if needed.
12140 Even ->refcount == 1 vars must be unshared if set->vars is shared
12141 and var needs to be modified. Adjust variable_was_changed caller.
12142 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12143 vars must be unshared if set->vars is shared and var needs to be
12144 modified. Adjust variable_was_changed caller.
12145 (emit_note_insn_var_location): Don't pool_free var.
12146 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12148 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12149 free_alloc_pool on shared_hash_pool.
12151 2009-06-20 Anthony Green <green@moxielogic.com>
12153 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12154 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12156 2009-06-20 Richard Guenther <rguenther@suse.de>
12158 * tree-ssa-structalias.c (find_func_aliases): For memset use
12159 a constraint from NULL if we memset to zero.
12160 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12161 we explicitly handle that do not read from memory.
12162 (call_may_clobber_ref_p_1): Properly handle builtins that may
12165 2009-06-20 Richard Guenther <rguenther@suse.de>
12167 PR tree-optimization/40495
12168 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12169 (new_scalar_tmp_constraint_exp): New function.
12170 (process_constraint): Do not create temporary decls.
12171 (process_all_all_constraints): Likewise.
12172 (handle_const_call): Likewise.
12173 (create_function_info_for): Do not set decl.
12175 2009-06-19 Ian Lance Taylor <iant@google.com>
12177 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12178 (rs6000_attribute_table): Make static; move before use.
12180 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12182 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12183 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12184 Propagate the TREE_READONLY flag without overwriting it.
12185 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12186 Propagate the TREE_READONLY flag onto the result.
12187 (process_call_operands): Move around. Use correct constant value.
12189 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12192 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12193 * config/arm/arm.md: Likewise.
12195 2009-06-19 Ian Lance Taylor <iant@google.com>
12197 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12198 to GIMPLE_ERROR_MARK.
12200 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12201 op2_original_type parameters. Warn about using different enum types.
12202 * c-parser.c (c_parser_conditional_expression): Pass original
12203 types to build_conditional_expr.
12204 * c-tree.h (build_conditional_expr): Update declaration.
12206 2009-06-19 Ian Lance Taylor <iant@google.com>
12208 * config/i386/i386.c (ix86_function_specific_save): Test that
12209 fields match values, rather than testing the values are in a
12212 2009-06-19 Richard Guenther <rguenther@suse.de>
12214 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12215 ADDR_EXPR pointers.
12216 (ptr_derefs_may_alias_p): Likewise.
12217 (ptr_deref_may_alias_ref_p_1): New function.
12218 (ptr_deref_may_alias_ref_p): Likewise.
12219 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12220 covered by looking at the ESCAPED solution.
12221 (call_may_clobber_ref_p_1): Likewise.
12222 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12223 Handle NULL_TREE offset. Do not produce redundant constraints.
12224 (process_all_all_constraints): New helper function.
12225 (do_structure_copy): Use it.
12226 (handle_lhs_call): Likewise.
12227 (find_func_aliases): Handle some builtins with pointer arguments
12228 and/or return values explicitly.
12230 2009-06-19 Ian Lance Taylor <iant@google.com>
12232 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12234 2009-06-19 Ian Lance Taylor <iant@google.com>
12236 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12238 2009-06-19 Ian Lance Taylor <iant@google.com>
12240 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12241 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12244 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12245 uninitialized const.
12247 2009-06-19 Ian Lance Taylor <iant@google.com>
12249 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12252 * c-decl.c (in_struct, struct_types): Remove.
12253 (struct c_binding): Add in_struct field.
12254 (c_binding_ptr): Define type, along with VEC.
12255 (struct c_struct_parse_info): Define.
12256 (struct_parse_info): New static variable.
12257 (bind): Initialize in_struct field.
12258 (start_struct): Remove enclosing_in_struct and
12259 enclosing_struct_types parameters. Add
12260 enclosing_struct_parse_info parameter. Change all callers. Set
12261 struct_parse_info rather than in_struct and struct_types.
12262 (grokfield): If -Wc++-compat and there is a symbol binding for the
12263 field name, set the in_struct flag and push it on the
12264 struct_parse_info->fields vector.
12265 (warn_cxx_compat_finish_struct): New static function.
12266 (finish_struct): Remove enclosing_in_struct and
12267 enclosing_struct_types parameters. Add
12268 enclosing_struct_parse_info parameter. Change all callers. Don't
12269 set C_TYPE_DEFINED_IN_STRUCT here. Call
12270 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12271 parameter. Only push on struct_types if warn_cxx_compat.
12272 (finish_enum): Only push on struct_types if warn_cxx_compat.
12273 (declspecs_add_type): Add loc parameter. Change all callers.
12274 Change all error calls to error_at. Pass loc, not input_location,
12275 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12276 defined in a struct. If -Wc++-compat and parsing a struct, record
12277 that a typedef name was used.
12278 * c-parser.c (c_parser_declspecs): Get location to pass to
12279 declspecs_add_type.
12280 (c_parser_struct_or_union_specifier): Update calls to start_struct
12282 * c-tree.h (struct c_struct_parse_info): Declare.
12283 (finish_struct, start_struct): Update declarations.
12284 (declspecs_add_type): Update declaration.
12286 2009-06-19 Ian Lance Taylor <iant@google.com>
12288 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12289 variable with an anonymous type.
12291 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12293 * see.c: Remove for real.
12295 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12297 * optabs.h (enum optab_index): Add new OTI_significand.
12298 (significand_optab): Define corresponding macro.
12299 * optabs.c (init_optabs): Initialize significand_optab.
12300 * genopinit.c (optabs): Implement significand_optab using
12301 significand?f2 patterns.
12302 * builtins.c (expand_builtin_mathfn): Handle
12303 BUILT_IN_SIGNIFICAND{,F,L}.
12304 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12305 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12307 * config/i386/i386.md (significandxf2, significand<mode>2): New
12308 expanders to implement significandf, significand and significandl
12309 built-ins as inline x87 intrinsics.
12311 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12313 * config/avr/avr.c (avr_override_options): Remove setting value of
12314 PARAM_INLINE_CALL_COST.
12316 2009-06-18 Richard Henderson <rth@redhat.com>
12319 * tree-pass.h (TDF_ASMNAME): New.
12320 * tree-dump.c (dump_options): Add asmname.
12321 * doc/invoke.texi: Document it.
12323 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12324 (dump_decl_name): ...here.
12325 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12326 (dump_generic_node): Update dump_function_name calls.
12327 (print_call_name): New flags arg; update all dump calls.
12328 * diagnostic.h (print_call_name): Update.
12329 * gimple-pretty-print.c (dump_gimple_call): Update.
12331 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12334 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12336 2009-06-18 Diego Novillo <dnovillo@google.com>
12338 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12339 * plugin.c (str_license): Declare.
12340 (try_init_one_plugin): Assert that the symbol
12341 'plugin_is_GPL_compatible' exists.
12343 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12346 * Makefile.in (OBJS-common): Remove see.o.
12348 * common.opt (fsee): Mark as preserved for backward compatibility.
12349 * opts.c (common_handle_option): Add OPT_fsee to the backward
12350 compatibility section.
12351 * passes.c (init_optimization_passes, pass_see): Remove pass.
12352 * timevar.def (TV_SEE): Remove.
12353 * tree-pass.h (pass_see): Remove declaration.
12354 * doc/invoke.texi (-fsee): Remove documentation.
12356 2009-06-18 Martin Jambor <mjambor@suse.cz>
12358 * tree-sra.c: Include statistics.h
12359 (sra_stats): New variable.
12360 (sra_initialize): Clear sra_stats.
12361 (create_access_replacement): Increment sra_stats.replacements.
12362 (get_access_replacement): Do not return twice.
12363 (analyze_all_variable_accesses): Increment statistics counter by the
12364 number of scalarized aggregates.
12365 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12366 (sra_modify_expr): Increment sra_stats.exprs.
12367 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12368 (sra_modify_assign): Increment sra_stats.exprs,
12369 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12370 (perform_intra_sra): Update statistics counters.
12371 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12373 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12375 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12376 (arm_scalar_mode_supported_p): New function.
12378 2009-06-18 Paul Brook <paul@codesourcery.com>
12379 Sandra Loosemore <sandra@codesourcery.com>
12381 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12382 (__extendhfsf2, __truncsfhf2): Define.
12383 * config/arm/fp16.c: New file.
12384 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12385 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12387 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12389 * doc/extend.texi (Half-Precision): New section.
12390 * doc/invoke.texi (Option Summary): List -mfp16-format.
12391 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12392 * config/arm/arm.opt (mfp16-format=): New.
12393 * config/arm/arm.c: Include intl.h.
12394 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12395 (TARGET_INVALID_RETURN_TYPE): Redefine.
12396 (TARGET_PROMOTED_TYPE): Redefine.
12397 (TARGET_CONVERT_TO_TYPE): Redefine.
12398 (arm_fp16_format): Define.
12399 (all_fpus): Add entry for neon-fp16.
12400 (fp_model_for_fpu): Likewise.
12401 (struct fp16_format): Declare.
12402 (all_fp16_formats): Define.
12403 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12405 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12407 (arm_legitimate_index_p): Treat HFmode like HImode.
12408 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12409 (coproc_secondary_reload_class): Special-case HFmode.
12410 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12411 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12412 (arm_init_fp16_builtins): New.
12413 (arm_init_builtins): Call it.
12414 (arm_invalid_parameter_type): New.
12415 (arm_invalid_return_type): New.
12416 (arm_promoted_type): New.
12417 (arm_convert_to_type).
12418 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12420 (arm_emit_fp16_const): New function.
12421 (arm_mangle_type): Mangle __fp16 as "Dh".
12422 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12424 (TARGET_NEON_FP16): New.
12425 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12426 (enum fputype): Add FPUTYPE_NEON_FP16.
12427 (enum arm_fp16_format_type): Declare.
12428 (arm_fp16_format): Declare.
12429 (LARGEST_EXPONENT_IS_NORMAL): Define.
12430 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12431 * config/arm/arm-modes.def (HFmode): Define.
12432 * config/arm/vfp.md: (*movhf_vfp): New.
12433 (extendhfsf2): New.
12435 * config/arm/arm.md: (fpu): Add neon_fp16.
12436 (floatsihf2, floatdihf2): New.
12437 (fix_trunchfsi2, fix_trunchfdi2): New.
12439 (extendhfdf2): New.
12441 (*arm32_movhf): New.
12442 (*thumb1_movhf): New.
12443 (consttable_2): Add check for HFmode constants.
12444 (consttable_4): Handle HFmode constants.
12446 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12448 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12450 2009-06-17 Olivier Hainque <hainque@adacore.com>
12452 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12453 const char ** conversion in AIX specific section.
12455 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12457 * config/i386/i386.c (ix86_special_builtin_type): Remove
12458 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12459 (bdesc_special_args): Updated.
12460 (ix86_init_mmx_sse_builtins): Likewise.
12461 (ix86_expand_special_args_builtin): Likewise.
12463 2009-06-17 Richard Henderson <rth@redhat.com>
12465 * tree-pretty-print.c (maybe_dump_asm_name): New.
12466 (dump_decl_name): Use it.
12467 (PRINT_FUNCTION_NAME): Merge into...
12468 (dump_function_name): ... here. Use maybe_dump_asm_name.
12470 2009-06-17 Cary Coutant <ccoutant@google.com>
12472 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12474 * debug.c (struct gcc_debug_hooks): Change placeholder for
12476 (debug_nothing_int_charstar_int): Replaced by...
12477 (debug_nothing_int_charstar_int_bool): ...this.
12478 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12479 source_line prototype.
12480 (debug_nothing_int_charstar_int): Replaced by...
12481 (debug_nothing_int_charstar_int_bool): ...this.
12482 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12483 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12484 Output is_stmt operand when necessary.
12485 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12486 (notice_source_line): Add is_stmt parameter.
12487 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12488 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12490 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12491 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12493 2009-06-17 Ian Lance Taylor <iant@google.com>
12495 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12497 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12500 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12502 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12503 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12504 tree_strip_sign_nop_conversions and
12505 tree_ssa_strip_useless_type_conversions rather than stripping
12506 the operations here.
12507 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12509 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12510 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12511 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12512 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12515 2009-06-17 Michael Eager <eager@eagercon.com>
12517 * config/rs6000/constraints.md (register_constraint "d"): New.
12518 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12519 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12520 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12521 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12522 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12523 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12524 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12525 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12526 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12527 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12529 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12530 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12531 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12532 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12533 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12534 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12535 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12536 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12537 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12538 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12539 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12540 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12541 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12542 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12544 2009-06-16 Ian Lance Taylor <iant@google.com>
12546 * profile.c (total_num_never_executed): Don't define.
12547 (compute_branch_probabilities): Don't count or print
12548 num_never_executed.
12549 (init_branch_prob): Don't set total_num_never_executed.
12550 (end_branch_prob): Don't print total_num_never_executed.
12552 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12554 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12556 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12558 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12559 (nabstd2_fpr): Same.
12561 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12563 * expr.c (expand_assignment): Change complex type check.
12565 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12567 * doc/plugins.texi (Building GCC plugins): Added new section.
12569 2009-06-17 Ian Lance Taylor <iant@google.com>
12571 * c-pch.c (get_ident): Don't set size of templ array.
12572 (pch_init): Don't set size of partial_pch array.
12574 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12575 string constant to intialize an array whose size is the length of
12578 2009-06-17 Richard Guenther <rguenther@suse.de>
12580 PR tree-optimization/40389
12581 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12582 to addressable types.
12583 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12585 2009-06-17 Richard Guenther <rguenther@suse.de>
12587 PR middle-end/40460
12588 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12589 if there is no evolution of left in the loop bail out.
12590 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12591 chrec_fold_multiply.
12593 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12594 Janis Johnson <janis187@us.ibm.com>
12597 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12598 for the symbol ref of a constant that is the source of a move
12599 - nor for any other not-obvious-label-ref constants.
12601 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12603 * plugin.c (position_pass): Skip newly inserted pass during list
12604 traversal to avoid repeated insertion.
12606 2009-06-16 Ian Lance Taylor <iant@google.com>
12608 * vec.h (VEC_stack_alloc): Define different version if
12609 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12610 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12611 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12612 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12614 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12616 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12618 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12619 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12620 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12621 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12622 (ix86_special_builtin_type): Add 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 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12626 __builtin_ia32_rdtscp.
12627 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12628 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12629 and __builtin_ia32_rorhi.
12630 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12631 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12632 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12633 (ix86_expand_args_builtin): Likewise.
12634 (ix86_expand_special_args_builtin): Likewise.
12636 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12637 (UNSPECV_RDTSC): Likewise.
12638 (UNSPECV_RDPMC): Likewise.
12639 (*bsr): Renamed to ...
12641 (*bsr_rex64): Renamed to ...
12644 (*rdpmc): Likewise.
12645 (*rdpmc_rex64): Likewise.
12647 (*rdtsc): Likewise.
12648 (*rdtsc_rex64): Likewise.
12649 (rdtscp): Likewise.
12650 (*rdtscp): Likewise.
12651 (*rdtscp_rex64): Likewise.
12653 * config/i386/ia32intrin.h: New.
12655 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12657 2009-06-16 Ian Lance Taylor <iant@google.com>
12659 * ira-build.c (copy_info_to_removed_store_destinations):
12660 Initialize parent_a.
12662 2009-06-16 Ian Lance Taylor <iant@google.com>
12664 * c-decl.c (grokdeclarator): Change size_varies to bool.
12666 2009-06-16 Ian Lance Taylor <iant@google.com>
12668 * sel-sched.c: Make forward declarations of move_op_hooks and
12669 fur_hooks explicitly extern.
12671 2009-06-16 Ian Lance Taylor <iant@google.com>
12673 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12674 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12676 2009-06-16 Ian Lance Taylor <iant@google.com>
12678 * resource.c (mark_referenced_resources): Change
12679 include_delayed_effects parameter to bool. Change all callers.
12680 (mark_end_of_function_resources): Likewise.
12681 * reorg.c (insn_references_resource_p): Likewise.
12682 (insn_sets_resource_p): Likewise.
12683 * resource.h (mark_referenced_resources): Update declaration.
12684 (mark_end_of_function_resources): Update declaration.
12686 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12688 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12690 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12692 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12693 GCC can bootstrap on AIX with GNU Binutils 2.20.
12695 2009-06-16 Ian Lance Taylor <iant@google.com>
12697 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12699 2009-06-16 Ian Lance Taylor <iant@google.com>
12701 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12702 inline, not extern inline.
12703 (exact_log2): Likewise.
12704 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12706 (exact_log2): Likewise, but don't test CTZ_HWI.
12708 2009-06-16 Ian Lance Taylor <iant@google.com>
12710 * bitmap.c (bitmap_clear): Don't declare as inline.
12711 * gimple.c (gimplify_assign): Likewise.
12712 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12713 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12714 (sched_scan_info): Remove duplicate definition.
12716 2009-06-16 Ian Lance Taylor <iant@google.com>
12718 * c-common.c (skip_evaluation): Don't define.
12719 (c_inhibit_evaluation_warnings): Define global variable.
12720 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12721 than skip_evaluation.
12722 (convert_and_check, warn_for_div_by_zero): Likewise.
12723 * c-common.h (skip_evaluation): Don't declare.
12724 (c_inhibit_evaluation_warnings): Declare.
12725 * c-parser.c (c_parser_typeof_specifier): Set
12726 c_inhibit_evaluation_warnings rather than skip_evaluation.
12727 (c_parser_conditional_expression): Likewise.
12728 (c_parser_binary_expression): Likewise.
12729 (c_parser_sizeof_expression): Likewise.
12730 (c_parser_alignof_expression): Likewise.
12731 * c-typeck.c (build_indirect_ref): Check
12732 c_inhibit_evaluation_warnings rather than skip_evaluation.
12733 (build_conditional_expr, build_binary_op): Likewise.
12735 2009-06-16 Richard Guenther <rguenther@suse.de>
12737 * tree-ssa-alias.c (is_escape_site): Remove.
12738 * tree-ssa-alias.h (enum escape_type): Remove.
12739 (is_escape_site): Likewise.
12740 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12741 via casts and asms without deferring to is_escape_site.
12743 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12745 PR middle-end/40446
12746 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12747 use gen_lowpart if op0 has complex mode.
12749 2009-06-16 Richard Guenther <rguenther@suse.de>
12751 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12752 variables add them to ESCAPED.
12753 (find_func_aliases): Do not make all indirectly stored values escaped.
12755 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12757 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12758 make_decl_one_only.
12760 2009-06-16 Martin Jambor <mjambor@suse.cz>
12762 PR tree-optimization/40432
12763 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12764 check whether we need to force gimple register operand.
12766 2009-06-16 Martin Jambor <mjambor@suse.cz>
12768 PR tree-optimization/40413
12769 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12770 build_ref_for_offset.
12771 (propagate_subacesses_accross_link): Fix a typo in a comment.
12773 2009-06-16 Ira Rosen <irar@il.ibm.com>
12775 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12776 with additional parameter.
12777 * tree-vectorizer.h (enum vect_def_type): Add new value
12779 (enum vect_relevant): Add comments.
12780 (vect_is_simple_reduction): Add new argument.
12781 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12782 Detect nested cycles.
12783 (vect_is_simple_reduction): Update documentation, add an argument to
12784 distinguish inner-loop reduction from nested cycle, detect nested
12785 cycles, fix printings and indentation, don't swap operands in case
12787 (get_initial_def_for_reduction): Handle subtraction.
12788 (vect_create_epilog_for_reduction): Add new argument to specify
12789 reduction variable.
12790 (vect_finalize_reduction): Handle subtraction, fix comments.
12791 (vectorizable_reduction): Handle nested cycles. In case of nested
12792 cycle keep track of the reduction variable position. Call
12793 vect_is_simple_reduction with additional parameter. Use original
12794 statement code in reduction epilogue for nested cycle. Call
12795 vect_create_epilog_for_reduction with additional parameter.
12796 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12797 inner-loop vectorization.
12798 (vect_recog_widen_sum_pattern): Likewise.
12799 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12801 (vect_mark_stmts_to_be_vectorized): Likewise.
12802 (vect_get_vec_def_for_operand): Handle nested cycles.
12804 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12806 * doc/invoke.texi (Debugging Options): Fix option index entries
12807 for -fdump-statistics, -frandom-seed add entries for
12808 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12809 (FRV Options): Fix entries for -mTLS, -mtls.
12810 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12811 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12812 (M68hc1x Options): Fix @itemx for -mnominmax.
12813 (MCore Options): Fix entry for -mno-lsim.
12814 (MMIX Options): Fix entry for -mabi=mmixware.
12815 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12817 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12819 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12820 Mention the plugin mode of gengtype.
12821 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12822 * gengtype.c: Updated copyright.
12823 (plugin_files, nb_plugin_files) Added new static variables.
12824 (measure_input_list) Care about plugin_files.
12825 (write_rtx_next): Added early return in plugin mode.
12826 (create_file): Updated copyright year in generated file. Added
12828 (oprintf): Added early return if NULL outf.
12829 (get_output_file_with_visibility): Care of plugin_files.
12830 (get_output_file_name): May return null.
12831 (write_local): Added early return.
12832 (put_mangled_filename): Ditto.
12833 (finish_root_table): Added check for base_files.
12834 (write_roots): Care about null when plugins.
12835 (main): Added plugin mode.
12837 2009-06-15 Ian Lance Taylor <iant@google.com>
12839 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12840 * gcov.c (read_count_file): Add braces around variables declared
12843 * c.opt (Wjump-misses-init): New warning.
12844 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12845 -Wall and -Wc++-compat if not already set.
12846 (c_common_post_options): Clear warn_jump_misses_init if it was not
12848 * c-decl.c (struct c_binding): Change type field to a union with
12849 new label field. Make it the first field in the struct. Update
12850 references to type to use u.type instead.
12851 (struct c_spot_bindings): Define.
12852 (struct c_goto_bindings): Define.
12853 (c_goto_bindings_p): Define, along with VECs.
12854 (struct c_label_vars): Define.
12855 (struct c_scope): Add has_label_bindings field.
12856 (bind_label, set_spot_bindings): New static functions.
12857 (decl_jump_unsafe, update_spot_bindings): New static functions.
12858 (update_label_decls): New static function.
12859 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12860 Update binding u.label field to shadowed field.
12861 (c_binding_start_stmt_expr): New function.
12862 (c_binding_end_stmt_expr): New function.
12863 (pushdecl): Don't call c_begin_vm_scope.
12864 (make_label): Add defining and p_label_vars parameters. Change
12866 (lookup_label): Correct test for whether a label has not yet been
12867 defined. Call bind_label rather than bind.
12868 (warn_about_goto): New static function.
12869 (lookup_label_for_goto): New function.
12870 (declare_label): Call bind_label rather than bind.
12871 (check_earlier_gotos): New static function.
12872 (define_label): Don't give errors about jumping into statement
12873 expressions or scopes of variably modified types. Call
12874 set_spot_bindings and check_earlier_gotos. Call bind_label
12875 instead of bind. Don't set label_context_stack_se or
12876 label_context_stack_vm.
12877 (c_get_switch_bindings): New function.
12878 (c_release_switch_bindings): New function.
12879 (c_check_switch_jump_warnings): New function.
12880 (start_function): Don't set label_context_stack_se or
12881 label_context_stack_vm.
12882 (finish_function): Likewise.
12883 * c-typeck.c (label_context_stack_se): Don't define.
12884 (label_context_stack_vm): Don't define.
12885 (c_finish_goto_label): Call lookup_label_for_goto rather than
12886 lookup_label. Don't give errors about jumping into a statement
12887 expression or the scope of a variably modified type. Don't set
12888 label_context_stack_se or label_context_stack_vm.
12889 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12890 fields. Add bindings field.
12891 (c_start_case): Don't set deleted fields. Set bindings field.
12892 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12893 or blocked_vm. Call c_check_switch_jump_warnings.
12894 (c_finish_case): Don't test blocked_stmt_expr field. Call
12895 c_release_switch_bindings.
12896 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12897 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12898 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12899 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12900 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12901 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12902 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12903 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12904 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12905 (C_DECL_UNJUMPABLE_VM): Don't define.
12906 (C_DECL_UNDEFINABLE_VM): Don't define.
12907 (struct c_label_list): Don't define.
12908 (struct c_label_context_se): Don't define.
12909 (struct c_label_context_vm): Don't define.
12910 (struct c_spot_bindings): Declare.
12911 (c_bindings_start_stmt_expr): Declare.
12912 (c_bindings_end_stmt_expr): Declare.
12913 (lookup_label_for_goto): Declare.
12914 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12915 (c_check_switch_jump_warnings): Declare.
12916 (label_context_stack_se, label_context_stack_vm): Don't declare.
12917 (c_finish_goto_label): Update declaration.
12918 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12919 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12920 (Warning Options): Document -Wjump-misses-init.
12922 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12924 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12927 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12929 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12931 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12933 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12935 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12937 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12939 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12941 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12942 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12943 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12944 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12945 * dwarf2asm.c (dw2_force_const_mem): Update call to
12946 make_decl_one_only.
12947 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12948 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12949 * langhooks.c (lhd_comdat_group): Remove.
12950 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12951 * tree.h (DECL_COMDAT_GROUP): New.
12952 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12953 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12954 (make_decl_one_only): Change signature.
12955 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12956 make_decl_one_only.
12957 (make_decl_one_only): Change signature.
12958 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12960 2009-06-15 Richard Guenther <rguenther@suse.de>
12962 PR middle-end/40439
12963 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12965 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12967 * tree-ssa-math-opts.c: Remove extra divide.
12969 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12971 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12973 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12975 * passes.c: Add bswap pass.
12976 * tree-pass.h: Add pass_optimize_bswap declaration.
12977 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12978 Include rtl.h, expr.h and optabs.h for optab_handler check.
12979 (struct symbolic_number, pass_optimize_bswap): New definition.
12980 (do_shift_rotate, verify_symbolic_number_p): New functions.
12981 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12982 (gate_optimize_bswap): New function.
12983 * tree.c (widest_int_cst_value): New function.
12984 * tree.h (widest_int_cst_value): Prototype added.
12986 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12988 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12989 REG_EQUAL/REG_EQUIV notes.
12991 2009-06-14 Richard Guenther <rguenther@suse.de>
12993 PR middle-end/40389
12994 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12995 has its address taken if NRV was applied and it is addressable.
12996 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12997 function split out from ...
12998 (get_constraint_for_1): ... here.
12999 (handle_rhs_call): Use it to mark the return slot escaped if
13000 it is addressable and NRV was applied.
13002 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13004 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13005 Change first argument type to location_t.
13006 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13007 Do not set input_location.
13008 Use loc instead of input_location throughout.
13010 2009-06-13 Richard Guenther <rguenther@suse.de>
13012 PR tree-optimization/40421
13013 * tree-predcom.c (should_unroll_loop_p): Remove.
13014 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13016 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13018 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13019 Add location argument.
13021 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13023 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13025 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13026 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13027 * config/spu/spu-protos.h: Add location to
13028 spu_resolve_overloaded_builtin.
13029 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13030 spu_build_builtin_va_list.
13031 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13032 argument. Pass location to build_function_call_vec.
13033 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13035 (emit_fpu_switch): Same.
13036 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13037 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13038 to build_decl and create_artificial_label.
13039 (xtensa_gimplify_va_arg_expr): Same.
13040 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13041 (xstormy16_gimplify_va_arg_expr): Same.
13042 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13043 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13044 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13045 (mips16_build_function_stub): Same.
13046 (mips16_build_call_stub): Same.
13048 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13051 * arm/constraints.md (Pa, Pb): New constraints.
13052 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13053 split pattern to deal with them.
13055 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13057 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13058 fix index entry for -Xpreprocessor.
13060 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13062 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13063 Add location argument to build_decl call.
13064 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13065 (rs6000_init_builtins): Same.
13066 (spe_init_builtins): Same.
13067 (rs6000_gimplify_va_arg): Add location argument to
13068 create_artificial_label call.
13070 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13072 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13073 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13074 * Makefile.in: Fix GGC dependency for gcse.o.
13076 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13078 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13079 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13080 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13082 * c-parser.c (c_parser_binary_expression): Use current column while
13083 building binary operations.
13084 * common.opt (fshow-column): Enable by default.
13085 * tree-vrp.c (check_array_ref): Use warning_at.
13086 (check_array_bounds): Use location from call back if expr has no
13088 * tree.h: Add location argument to maybe_fold_*.
13089 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13090 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13091 (maybe_fold_offset_to_component_ref): Same.
13092 (maybe_fold_offset_to_reference): Same.
13093 (maybe_fold_offset_to_address): Same.
13094 (maybe_fold_stmt_indirect): Same.
13095 (maybe_fold_stmt_addition): Same.
13096 (fold_stmt_r): Pass location to maybe_fold_*.
13097 (fold_gimple_assign): Same.
13098 * c-tree.h: Add location argument to finish_decl,
13099 default_function_array_conversion, store_init_value.
13100 * c-decl.c (define_label): Use error_at.
13101 (c_make_fname_decl): Pass location to finish_decl.
13102 (finish_decl): New location argument.
13103 (build_compound_literal): Pass location to store_init_value.
13104 (grokdeclarator): Pass location to finish_decl.
13106 * c-typeck.c (array_to_pointer_conversion): New location argument.
13107 (function_to_pointer_conversion): Same.
13108 (default_function_array_conversion): Same.
13109 (parser_build_unary_op): Pass location to overflow_warning.
13110 (parser_build_binary_op): Same. Use warning_at.
13111 (build_unary_op): Pass location to array_to_pointer_conversion.
13112 (build_c_cast): Pass location to digest_init.
13113 (build_modify_expr): New location argument.
13114 (convert_for_assignment): Same.
13115 (store_init_value): Same.
13116 (digest_init): Same.
13117 (output_init_element): Pass location to digest_init and
13118 array_to_pointer_conversion.
13119 (c_finish_return): Pass location to convert_for_assignment.
13120 * gimplify.c (gimplify_conversion): Pass location to
13121 maybe_fold_offset_to_address.
13122 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13123 to maybe_fold_stmt_addition.
13124 * c-omp.c (c_finish_omp_atomic): Pass new location to
13126 (c_finish_omp_for): Same.
13127 * c-common.c (overflow_warning): New argument.
13128 * c-common.h: New argument to build_modify_expr, overflow_warning.
13129 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13131 (c_parser_initializer): Pass location to
13132 default_function_array_conversion.
13133 (c_parser_initelt): Same.
13134 (c_parser_initval): Same.
13135 (c_parser_asm_operands): Same.
13136 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13137 (c_parser_conditional_expression): Same.
13138 (c_parser_binary_expression): Add location info to stack. Use it.
13139 (c_parser_unary_expression): Pass location to
13140 default_function_array_conversion, parser_build_unary_op,
13141 build_indirect_ref, c_parser_postfix_expression_after_primary.
13142 (c_parser_postfix_expression_after_primary): New location argument.
13144 (c_parser_expression_conv): Pass location to
13145 default_function_array_conversion.
13146 (c_parser_expr_list): Same.
13147 (c_parser_omp_atomic): Same.
13148 (c_parser_omp_for_loop): Same.
13149 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13150 (build_array_declarator): New argument.
13151 * c-decl.c (build_array_declarator): Add location argument.
13152 (grokdeclarator): Set id_loc for cdk_array.
13153 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13154 build_array_declarator.
13155 * tree.c (build_omp_clause): Add location argument.
13156 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13157 (OMP_CLAUSE_LOCATION): New macro.
13158 (struct tree_omp_clause): Add location field.
13159 (build_omp_clause): Add argument.
13160 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13161 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13163 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13164 (cp_parser_omp_clause_collapse): Same.
13165 (cp_parser_omp_clause_default): Same.
13166 (cp_parser_omp_clause_if): Same.
13167 (cp_parser_omp_clause_nowait): Same.
13168 (cp_parser_omp_clause_num_threads): Same.
13169 (cp_parser_omp_clause_ordered): Same.
13170 (cp_parser_omp_clause_schedule): Same.
13171 (cp_parser_omp_clause_untied): Same.
13172 (cp_parser_omp_for_loop): Same.
13173 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13174 * c-tree.h (c_start_case): Add location argument.
13175 (c_process_expr_stmt): Same.
13176 (c_finish_goto_*): Same.
13177 * tree-parloops.c (initialize_reductions): Pass location to
13179 (create_parallel_loop): Same.
13180 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13181 (gfc_trans_omp_reduction_list): Same.
13182 (gfc_trans_omp_clauses): Same.
13183 (gfc_trans_omp_do): Same.
13184 * c-typeck.c (c_finish_goto_label): Same.
13185 (c_finish_goto_ptr): New location argument.
13186 (c_start_case): Same.
13187 (emit_side_effect_warnings): Same.
13188 (c_process_expr_stmt): Same.
13189 (c_finish_stmt_expr): Same.
13190 (c_finish_omp_clauses): Use error_at instead of error.
13191 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13193 * c-omp.c (c_split_parallel_clauses): New location argument.
13194 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13195 to build_omp_clause.
13196 (convert_local_reference_stmt): Same.
13197 (convert_gimple_call): Same.
13198 * c-common.h (c_split_parallel_clauses): New argument.
13199 * c-parser.c (c_parser_statement_after_labels): Pass location to
13200 c_finish_goto_label.
13201 (c_parser_switch_statement): Pass location to c_start_case.
13202 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13203 and c_process_expr_stmt.
13204 (c_parser_omp_variable_list): Add location argument.
13205 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13206 (c_parser_omp_clause_default): Same.
13207 (c_parser_omp_clause_if): Same.
13208 (c_parser_omp_clause_num_threads): Same.
13209 (-c_parser_omp_clause_ordered): Same.
13210 (c_parser_omp_clause_reduction): Pass location to
13211 c_parser_omp_variable_list.
13212 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13213 (c_parser_omp_clause_untied): Same.
13214 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13215 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13217 * c-tree.h (check_for_loop_decls, undeclared_variable,
13218 build_component_ref, build_array_ref, build_external_ref,
13219 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13220 build_conditional_expr, build_compound_expr, c_cast_expr,
13221 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13222 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13224 * c-semantics.c (build_stmt): Same.
13225 (build_case_label): Same.
13226 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13227 (undeclared_variable): New argument.
13228 (make_label): Same.
13229 (lookup_label): Pass location on down.
13230 (define_label): Same.
13231 (finish_decl): Same.
13232 (build_compound_literal): Same.
13233 (finish_struct): Same.
13234 (finish_function): Do not set location here.
13235 (check_for_loop_decls): New argument.
13236 * tree.c (save_expr): Set location.
13237 (build_empty_stmt): New argument.
13238 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13239 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13240 * builtins.c (gimplify_va_arg_expr): Use locations.
13241 (expand_builtin_sync_operation): Same.
13242 * c-typeck.c (build_component_ref): New argument.
13243 (build_array_ref): Same.
13244 (build_external_ref): Same.
13245 (c_expr_sizeof_expr): Same.
13246 (c_expr_sizeof_type): Same.
13247 (parser_build_unary_op): Same.
13248 (build_conditional_expr): Same.
13249 (build_compound_expr): Pass location on down.
13250 (build_compound_expr): New argument.
13251 (build_c_cast): Same.
13252 (c_cast_expr): Same.
13253 (build_asm_expr): Same.
13254 (c_finish_return): Same.
13255 (c_process_expr_stmt): Pass location on down.
13256 (c_finish_stmt_expr): New argument.
13257 (push_clenaup): Same.
13258 (c_finish_omp_parallel): Same.
13259 (c_finish_omp_task): Same.
13260 * gimplify.c (gimplify_call_expr): Pass location on down.
13261 * c-omp.c (c_finish_omp_master): New argument.
13262 (c_finish_omp_critical): Same.
13263 (c_finish_omp_ordered): Same.
13264 (c_finish_omp_barrier): Same.
13265 (-c_finish_omp_taskwait): Same.
13266 (c_finish_omp_atomic): Same.
13267 (c_finish_omp_flush): Same.
13268 * tree-inline.c (copy_tree_body_r): Pass location on down.
13269 (inline_forbidden_p): Remove use of input_location.
13270 * c-gimplify.c (c_build_bind_expr): New argument.
13271 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13272 (c_sizeof_or_alignof_type): New argument.
13273 (c_alignof_expr): Same.
13274 (build_va_arg): Same.
13275 (c_add_case_label): Same.
13276 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13277 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13278 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13279 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13280 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13281 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13283 * stub-objc.c (objc_build_selector_expr): Same.
13284 (objc_build_throw_stmt): Same.
13285 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13286 (c_parser_initelt): Same.
13287 (c_parser_compound_statement): Same.
13288 (c_parser_compound_statement_nostart): Same.
13289 (c_parser_label): Same.
13290 (c_parser_statement_after_labels): Same.
13291 (c_parser_if_body): Same.
13292 (c_parser_else_body): Same.
13293 (c_parser_if_statement): Same.
13294 (c_parser_switch_statement): Same.
13295 (c_parser_while_statement): Same.
13296 (c_parser_do_statement): Same.
13297 (c_parser_for_statement): Same.
13298 (c_parser_asm_statement): Same.
13299 (c_parser_conditional_expression): Same.
13300 (c_parser_binary_expression): Same.
13301 (c_parser_cast_expression): Same.
13302 (c_parser_unary_expression): Same.
13303 (c_parser_sizeof_expression): Same.
13304 (c_parser_alignof_expression): Same.
13305 (c_parser_postfix_expression): Same.
13306 (c_parser_expression): Same.
13307 (c_parser_objc_receiver): Same.
13308 (c_parser_omp_variable_list): Same.
13309 (c_parser_omp_structured_block): Same.
13310 (c_parser_omp_atomic): New argument.
13311 (c_parser_omp_barrier): Same.
13312 (c_parser_omp_critical): Same.
13313 (c_parser_omp_flush): Pass location on down.
13314 (c_parser_omp_for_loop): New argument.
13315 (c_parser_omp_for): Same.
13316 (c_parser_omp_master): Same.
13317 (c_parser_omp_ordered): Same.
13318 (c_parser_omp_sections_scope): Same.
13319 (c_parser_omp_sections): Same.
13320 (c_parser_omp_parallel): Same.
13321 (c_parser_omp_single): Same.
13322 (c_parser_omp_task): Same.
13323 (c_parser_omp_taskwait): Pass location on down.
13324 (c_parser_omp_construct): Same.
13325 (c_parser_omp_threadprivate): Same.
13326 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13327 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13328 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13329 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13330 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13331 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13332 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13333 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13334 config/i386/i386.c, stmt.c:
13335 Add location argument to the following function definitions and/or
13336 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13337 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13338 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13339 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13340 do_case, c_finish_bc_stmt, build_compound_literal,
13341 build_function_call.
13342 * c-decl.c (build_compound_literal): Add location argument.
13343 Make all diagnostic calls use location.
13344 (start_struct): Same.
13345 (finish_struct): Same.
13346 (start_enum): Same.
13347 (build_enumerator): Same.
13348 (start_function): Same.
13349 (grokdeclarator): Make all diagnostic calls use location.
13350 (store_parm_decls_oldstyle): Same.
13351 * c-typeck.c (build_function_call): Add location argument.
13352 Make all diagnostic calls use location.
13354 (c_finish_bc_stmt): Same.
13355 * tree-nested.c (get_trampoline_type): Add argument.
13356 Pass location to build_decl.
13357 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13358 * rtl.h (RTL_LOCATION): New.
13359 * c-common.c (c_add_case_label): Add location argument.
13360 Make all diagnostic calls use location.
13361 * c-common.h: Add location argument to make_fname_decl, do_case,
13362 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13363 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13364 Set it appropriately for every case. Pass enum_loc to start_enum
13365 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13367 (c_parser_struct_or_union_specifier): Save location. Use it for
13368 start_struct, finish_struct, and parser_xref_tag.
13370 2009-06-12 Ian Lance Taylor <iant@google.com>
13372 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13374 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13375 cpp_opts->warn_cxx_operator_names.
13377 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13380 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13381 is returns NULL and OP is a VCE, look through the VCE.
13383 2009-06-12 Ian Lance Taylor <iant@google.com>
13386 * collect2.c (main): Use CONST_CAST2 in code inside #if
13387 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13389 2009-06-12 Joey Ye <joey.ye@intel.com>
13391 PR middle-end/39146
13392 * cfgexpand.c (get_decl_align_unit): Update
13393 max_used_stack_slot_alignment with align instead of
13394 stack_alignment_needed.
13396 * function.c (assign_stack_local_1): Update
13397 max_used_stack_slot_alignment with alignment_in_bits instead
13398 of stack_alignment_needed.
13399 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13402 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13404 * dwarf2out.c (last_var_location_insn): New variable.
13405 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13406 (dwarf2out_var_location): Don't record anything after last real
13407 insn. Only change labels if there were any real instructions
13408 in between last note and this one, or if changed sections.
13410 2009-06-11 Richard Henderson <rth@redhat.com>
13412 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13413 note when storing the frame pointer in a register.
13414 (FRP): Don't redefine to nothing for epilogue.
13415 (alpha_expand_epilogue): Mark register and sp restores.
13416 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13418 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13419 when gen_lowpart is needed.
13421 2009-06-11 Richard Henderson <rth@redhat.com>
13423 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13425 * dwarf2out.c (need_data_align_sf_opcode): New.
13426 (div_data_align): Move earlier.
13427 (def_cfa_1, reg_save): Use it.
13429 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13431 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13432 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13433 (ix86_handle_option): Handle OPT_mcrc32.
13434 (ix86_target_string): Add -mcrc32.
13435 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13437 * config/i386/i386.h (TARGET_CRC32): New.
13439 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13440 (sse4_2_crc32di): Likewise.
13442 * config/i386/i386.opt (mcrc32): New.
13444 * doc/invoke.texi: Document -mcrc32.
13446 2009-06-11 Richard Henderson <rth@redhat.com>
13448 * common.opt (gdwarf-): Accept a version number.
13449 * doc/invoke.texi (gdwarf-): Update docs.
13450 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13451 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13452 version level, and record it.
13454 * dwarf2.h (DW_CIE_VERSION): Remove.
13455 * dwarf2out.c (DWARF_VERSION): Remove.
13456 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13457 (output_call_frame_info): Use CIE version 3 for dwarf3,
13458 or if the return register column is out of range for version 1.
13459 (dwarf_stack_op_name): Add all dwarf3 values.
13460 (DEBUG_PUBTYPES_SECTION): New.
13461 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13462 encoding change for dwarf3.
13463 (output_die) [dw_val_class_die_ref]: Likewise.
13464 (output_compilation_unit_header): Emit correct version for dwarf3.
13465 (output_line_info): Likewise.
13466 (output_pubnames): Update for DWARF_VERSION removal.
13467 (output_aranges): Likewise.
13468 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13469 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13470 (dwarf2out_finish): Likewise.
13472 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13474 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13477 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13480 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13481 * builtins.c (expand_builtin_unreachable): New function.
13482 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13483 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13484 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13486 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13487 searching for missing barriers.
13489 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13491 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13492 when -fprofile-generate* was passed.
13493 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13495 2009-06-11 Anthony Green <green@moxielogic.com>
13497 * config/moxie/moxie.md: Define length attribute for all instructions.
13499 (*b<cond:code>): Support limited branch ranges for new PC-relative
13500 branch instructions.
13501 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13503 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13505 * config/i386/i386.c (min_insn_size): Use get_attr_length
13506 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13507 For __asm return 0.
13509 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13510 instead of emit_insn_before.
13512 2009-06-10 Ian Lance Taylor <iant@google.com>
13515 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13518 2009-06-10 Revital Eres <eres@il.ibm.com>
13520 * passes.c (init_optimization_passes): Reschedule
13521 predictive-commoning pass before complete unroll pass.
13523 2009-06-10 Martin Jambor <mjambor@suse.cz>
13525 * cgraph.c (cgraph_node_can_be_local_p): New function.
13526 (cgraph_make_node_local): New function.
13527 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13528 (cgraph_make_node_local): Declare.
13530 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13532 * tree.h (tree_base): Add packed_flag and user_align fields.
13533 Decrease size of spare field.
13534 (TYPE_USER_ALIGN): Use user_align from tree_base.
13535 (DECL_USER_ALIGN): Likewise.
13536 (TYPE_PACKED): Use packed_flag from tree_base.
13537 (DECL_PACKED): Likewise.
13538 (tree_type): Delete packed_flag and user_align fields. Widen
13539 precision field. Widen mode field and shuffle fields to align
13540 mode on an 8-bit boundary.
13541 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13542 Renumber decl_flag_* fields. Fix comments. Widen
13543 decl_common_unused field.
13544 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13545 (DECL_EXTERNAL): Likewise.
13546 (DECL_BIT_FIELD): Likewise.
13547 (DECL_NONADDRESSABLE_P): Likewise.
13548 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13549 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13551 2009-06-10 Ian Lance Taylor <iant@google.com>
13553 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13554 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13555 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13556 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13557 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13558 DEF_VEC_ALLOC_FUNC_P.
13559 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13560 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13561 DEF_VEC_ALLOC_FUNC_O.
13562 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13563 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13564 DEF_VEC_ALLOC_FUNC_I.
13565 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13566 (vec_stack_p_reserve_exact_1): Declare.
13567 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13568 (vec_stack_free): Declare.
13569 (VEC_stack_alloc): Define.
13570 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13571 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13572 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13573 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13575 (stack_vecs): New static variable.
13576 (vec_stack_p_reserve_exact_1): New function.
13577 (vec_stack_o_reserve_1): New static function.
13578 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13579 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13580 (vec_stack_free): New function.
13581 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13582 (VEC_df_ref_stack_alloc): Define.
13583 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13584 DEF_VEC_ALLOC_P_STACK.
13585 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13586 (struct df_collection_rec): Change _vec fields to VEC. Remove
13588 (df_free_collection_rec): Adjust for new fields.
13589 (df_insn_rescan): Use new df_collection_rec fields.
13590 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13591 (df_ref_create_structure, df_ref_record): Likewise.
13592 (df_get_conditional_uses, df_get_call_refs): Likewise.
13593 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13594 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13595 (df_record_exit_block_uses, df_bb_verify): Likewise.
13596 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13597 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13598 Remove count parameter. Change return type to void. Change all
13600 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13601 Remove count parameter. Change return type to void. Change all
13603 (df_install_refs): Change old_vec parameter to VEC. Remove count
13604 parameter. Change all callers.
13605 (df_install_mws): Change old_vec parameter to VEC. Remove count
13606 parameter. Change all callers.
13607 (df_refs_verify): Change new_rec parameter to VEC. Change call
13609 (df_mws_verify): Likewise.
13611 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13613 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13615 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13617 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13619 2009-06-10 Anthony Green <green@moxielogic.com>
13621 * config/moxie/crti.asm: New file.
13622 * config/moxie/crtn.asm: New file.
13623 * config/moxie/moxie.c: New file.
13624 * config/moxie/moxie.h: New file.
13625 * config/moxie/sfp-machine.h: New file.
13626 * config/moxie/moxie-protos.h: New file.
13627 * config/moxie/t-moxie: Created.
13628 * config/moxie/t-moxie-softfp: Created.
13629 * config/moxie/moxie.md: Created.
13630 * config/moxie/constraints.md: Created.
13631 * config.gcc: Add moxie support.
13632 * doc/md.texi (Machine Constraints): Add moxie constraints.
13633 * doc/contrib.texi (Contributors): Mention moxie port.
13634 * doc/install.texi (Specific): Mention the moxie port.
13636 2009-06-09 Ian Lance Taylor <iant@google.com>
13638 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13639 compiling with C++.
13640 * optabs.c (optab_table): Only use designated initializers if
13641 HAVE_DESIGNATED_INITIALIZERS is defined.
13642 (convert_optab_table): Likewise.
13643 (init_optabs): Always call init_insn_codes if
13644 HAVE_DESIGNATED_INITIALIZERS is not defined.
13646 2009-06-09 Ian Lance Taylor <iant@google.com>
13648 * targhooks.c (default_builtin_vectorized_function): Change fn
13649 parameter to unsigned int.
13650 (default_builtin_vectorized_conversion): Change code parameter to
13652 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13653 * targhooks.h: Update declarations.
13654 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13655 parameter to unsigned int.
13657 * c-typeck.c (comptypes_check_enum_int): New static function.
13658 (comptypes_internal): Add enum_and_int_p parameter. Change all
13660 (comp_target_types): Add location parameter. Change all callers.
13661 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13662 Change all callers.
13663 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13664 (build_conditional_expr): Add colon_loc parameter. Change all
13666 (convert_for_assignment): Add location parameter. Change all callers.
13667 * c-parser.c (c_parser_conditional_expression): Pass location of
13668 colon to build_conditional_expr.
13669 * c-tree.h (build_conditional_expr): Update declaration.
13671 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13673 * graphite.c: Revert previous patch.
13675 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13678 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13680 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13682 * tree-ssa-loop-prefetch.c
13683 (loop_prefetch_arrays): Fixed a portability problem in printf format
13686 2009-06-09 Martin Jambor <mjambor@suse.cz>
13688 PR tree-optimization/40351
13689 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13690 refrence to a potential artifical subaccess can be constructed.
13692 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13694 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13695 (sh_override_options): Likewise.
13696 * config/sh/sh.c: Include params.h.
13697 (sh_optimization_options): New.
13698 (sh_override_options): Likewise.
13699 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13700 (OVERRIDE_OPTIONS): Use sh_override_options.
13702 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13704 * dwarf2out.c (emit_cfa_remember): New variable.
13705 (add_fde_cfi): If emit_cfa_remember, recurse to add
13706 DW_CFA_remember_state first.
13707 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13708 instead just set emit_cfa_remember.
13710 2009-06-08 Jan Hubicka <jh@suse.cz>
13713 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13715 2009-06-08 Jan Hubicka <jh@suse.cz>
13717 PR middle-end/39834
13718 * cgraphunit.c (save_inline_function_body): Do not copy transform
13719 hooks for saved inline bodies.
13720 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13721 for given function.
13723 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13725 * jump.c (returnjump_p): Handle delayed branches. Add missing
13728 2009-06-08 Jan Hubicka <jh@suse.cz>
13730 PR middle-end/40102
13731 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13732 original node might've been modified.
13733 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13735 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13737 * tree-object-size.c (addr_object_size): Add OSI argument.
13738 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13739 (compute_builtin_object_size, expr_object_size): Adjust callers.
13740 (plus_stmt_object_size): Call addr_object_size instead of
13741 compute_builtin_object_size.
13743 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13744 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13746 * tree-ssa-loop-prefetch.c
13747 (gather_memory_references): Introduced a counter for the number of
13749 (anything_to_prefetch_p): Introduced a counter for the number of
13751 (is_loop_prefetching_profitable): New function with a cost model
13753 (loop_prefetch_arrays): Use the new cost model to determine if
13754 prefetching is profitable.
13755 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13756 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13757 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13758 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13759 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13760 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13762 2009-06-08 Michael Matz <matz@suse.de>
13765 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13766 partitions use the same.
13767 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13768 for basevars of SSA_NAMEs.
13769 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13770 to not expand them twice.
13771 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13774 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13776 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13777 (fdump-final-insns=, gtoggle): New.
13778 * doc/invoke.texi: Document them.
13779 * final.c (rest_of_clean_state): Dump final insn stream.
13780 * gcc.c (invoke_as): Hook in -fcompare-debug.
13781 (static_spec_functions): Add compare-debug-dump-opt,
13782 compare-debug-self-opt and compare-debug-auxbase-opt.
13783 (compare_debug, compare_debug_second, compare_debug_opt): New.
13784 (switches_debug_check, n_switches_debug_check): New.
13785 (debug_auxbase_opt, debug_check_temp_file): New.
13786 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13788 (do_self_spec): Handle arguments after switches.
13789 (do_spec_1): Add .gk extension to temp file basenames for compare.
13790 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13791 (cc1_options): Use it instead of normal auxbase computation for
13792 the second compare-debug compilation.
13793 (compare_files): New.
13794 (main): Set up and implement compare debug mode.
13795 (compare_debug_dump_opt_spec_function): New.
13796 (compare_debug_self_opt_spec_function): New.
13797 (compare_debug_auxbase_opt_spec_function): New.
13798 * toplev.c (process_options): Handle flag_gtoggle,
13799 flag_dump_final_insns.
13800 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13801 during -fcompare-debug-second compilation.
13803 2009-06-07 Ian Lance Taylor <iant@google.com>
13805 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13806 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13808 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13809 with no default node. Change warning with %H to warning_at.
13810 Don't clear warn_switch around case checking.
13811 * doc/invoke.texi (Warning Options): Clarify distinction between
13812 -Wswitch and -Wswitch-enum.
13814 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13816 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13818 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13820 * gbl-ctors.h: Add header guard.
13822 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13824 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13825 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13826 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13827 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13828 prototypes for removed functions.
13829 (expressions_equal_p): Move to ...
13830 * tree-ssa-sccvn.h: ... here and ...
13831 * matrix-reorg.c: ... adjust includes.
13833 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13835 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13837 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13839 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13840 (finish_function): Remove erroneous whitespace.
13842 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13844 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13845 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13847 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13849 * errors.c (internal_error): Commentary typo fix.
13850 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13851 * tree-ssa-pre.c: Ditto.
13853 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13855 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13856 them is supposed to hold actual statements.
13858 2009-06-06 Ian Lance Taylor <iant@google.com>
13860 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13861 empty statements can now have attributes.
13863 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13865 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13866 * config/mips/mips.md: Ditto.
13868 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13870 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13872 (__eabi_uconvert): Likewise.
13874 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13876 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13877 CFI_* definitions with IN_GCC.
13879 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13881 * xcoffout.h (xcoffout_source_line): Update prototype.
13883 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13885 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13886 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13888 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13890 PR middle-end/40340
13891 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13892 inlined_function_outer_scope_p blocks for artificial inlines
13894 * tree.c (tree_nonartificial_location): Rewrite using
13895 block_nonartificial_location.
13897 2009-06-05 Revital Eres <eres@il.ibm.com>
13898 Leehod Baruch <leehod@il.ibm.com>
13900 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13901 (expand_expr_real_1): Remove comment.
13902 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13903 Vectorize misaligned access when the target supports it.
13904 (vect_supportable_dr_alignment): Check for unaligned access support.
13905 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13908 2009-06-05 Julian Brown <julian@codesourcery.com>
13910 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13911 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13913 2009-06-05 Richard Guenther <rguenther@suse.de>
13916 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13917 as possibly unused.
13919 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13921 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13922 (save_gprs): Don't tell unwinder when a global register is saved.
13923 (s390_emit_epilogue): Emit needed epilogue unwind info.
13925 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13927 * dwarf2out.c (deferred_asm_name): New.
13928 (add_name_and_src_coords_attributes): Defer creation of
13929 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13931 (move_linkage_attr): New.
13932 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13935 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13937 * tree-nested.c (finalize_nesting_tree_1): Declare the
13938 frame_decl in the binding tree.
13940 2009-06-04 Cary Coutant <ccoutant@google.com>
13942 * basic-block.h (struct basic_block_def): Add discriminator field.
13943 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13945 * debug.c (do_nothing_debug_hooks): Add additional entry.
13946 (debug_nothing_int_charstar_int): New function.
13947 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13948 (debug_nothing_int_charstar_int): New declaration.
13949 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13950 discriminator value in .loc directive.
13951 * final.c (last_discriminator): New variable.
13952 (discriminator): New variable.
13953 (final_start_function): Initialize above variables, pass current
13954 discriminator to debug hook.
13955 (notice_source_line): Check for discriminator change.
13956 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13957 * sdbout.c (sdbout_source_line): New parameter.
13958 * tree-cfg.c (struct locus_discrim_map): New structure type.
13959 (discriminator_per_locus): New hash table.
13960 (build_gimple_cfg): Allocate and free discriminator hash table.
13961 (make_edges): Call assign_discriminator.
13962 (locus_map_hash): New function.
13963 (locus_map_eq): New function.
13964 (next_discriminator_for_locus): New function.
13965 (same_line_p): New function.
13966 (assign_discriminator): New function.
13967 (make_cond_expr_edges): Call assign_discriminator.
13968 (make_gimple_switch_edges): Likewise.
13969 (first_non_label_stmt): New function.
13970 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13972 * xcoffout.c (xcoffout_source_line): Add new parameter.
13974 * configure.ac (gcc_cv_as_discriminator): New configury check for
13975 gas support for discriminator.
13976 * configure: Regenerate.
13977 * config.in: Regenerate.
13979 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13981 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13982 val after checking for integers.
13984 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13986 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13988 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13989 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13990 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13991 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13992 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13993 X64_SSE_REGPARM_MAX.
13994 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13995 X64_SSE_REGPARM_MAX.
13997 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13999 * gcc.c (report_times_to_file): New.
14000 (execute): Implement it.
14001 (process_command): Support -time=.
14002 * doc/invoke.texi: Document it.
14004 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14006 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14007 that have value exprs.
14009 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14011 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14012 declarations for constants until...
14013 (dw2_output_indirect_constant_1): ... this point.
14015 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14018 * arm.md (arm_addsi3): Don't try to split an add with an
14019 eliminable register until after reload has completed.
14021 2009-06-03 Ian Lance Taylor <iant@google.com>
14023 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14024 * genattrtab.c (write_length_unit_log): Likewise.
14025 * genchecksum.c (dosum): Likewise.
14026 * gengtype.c (write_rtx_next): Likewise.
14027 (finish_root_table, write_roots): Likewise.
14028 * gimple.c (gimple_ops_offset_): Likewise.
14029 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14030 * config/arc/arc.c (arc_attribute_table): Likewise.
14031 * config/arm/arm.c (arm_attribute_table): Likewise.
14032 * config/avr/avr.c (avr_attribute_table): Likewise.
14033 * config/crx/crx.c (crx_attribute_table): Likewise.
14034 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14035 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14036 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14037 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14038 * config/sh/sh.c (sh_attribute_table): Likewise.
14039 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14040 * config/spu/spu.c (spu_attribute_table): Likewise.
14041 * config/v850/v850.c (v850_attribute_table): Likewise.
14043 * config/alpha/alpha.c (vms_attribute_table): Make static.
14044 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14045 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14046 * config/mips/mips.c (mips_attribute_table): Likewise.
14048 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14050 (cc1-checksum.o): Likewise.
14052 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14054 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14056 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14058 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14059 insn if it is changing sp. Use gen_add3_insn instead of
14060 conditionally gen_addsi3 and gen_adddi3.
14061 (offset_below_red_zone_p): New static inline function.
14062 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14063 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14064 * config/rs6000/ppc-asm.h: Include auto-host.h.
14065 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14066 CFI_RESTORE): Define.
14067 * config/rs6000/crtresxgpr.asm: Add unwind info.
14068 * config/rs6000/crtresxfpr.asm: Likewise.
14069 * config/rs6000/crtresgpr.asm: Likewise.
14070 * config/rs6000/crtresfpr.asm: Likewise.
14071 * config/rs6000/crtsavgpr.asm: Likewise.
14072 * config/rs6000/crtsavfpr.asm: Likewise.
14074 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14075 argument of DWARF2_FRAME_REG_OUT macros.
14077 2009-06-03 Julian Brown <julian@codesourcery.com>
14079 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14080 words or less (including TImode) in core registers.
14082 2009-06-03 Richard Guenther <rguenther@suse.de>
14084 PR middle-end/40328
14085 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14087 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14089 * statistics.c (statistics_counter_event): Do not record event
14090 in pass dump if its number == -1.
14091 (curr_statistics_hash): Add assert that we never get passes
14092 with static number == -1.
14094 2009-06-03 Richard Guenther <rguenther@suse.de>
14095 Andrey Belevantsev <abel@ispras.ru>
14097 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14098 non-BLKmode arrays addressable.
14100 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14102 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14103 * config/m68k/m68k.h: ... here.
14105 2009-06-03 Martin Jambor <mjambor@suse.cz>
14107 PR tree-optimization/40323
14108 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14111 2009-06-03 Richard Guenther <rguenther@suse.de>
14113 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14116 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14118 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14119 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14120 JUMP_TABLE_DATA_P where applicable.
14121 * config/sh/sh.c: Ditto.
14122 * config/sh/sh.h: Ditto.
14123 * config/sh/sh.md: Ditto.
14124 * config/sh/symbian.c: Ditto.
14126 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14128 * config/i386/driver-i386.c (describe_cache): Optimize
14129 concatenation of strings. Use snprintf instead of sprintf.
14130 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14131 target when not compiling with GCC.
14133 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14135 * config/sh/sh.c: Revert last change.
14136 (sh_expand_epilogue): Emit a blockage insn before the frame
14137 pointer adjustment unconditionally.
14139 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14141 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14142 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14143 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14144 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14145 to COLLECT_GCC_OPTIONS.
14147 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14149 * collect2.c (target_system_root): New variable.
14150 (main): Handle --sysroot=.
14151 (ignore_library): Strip the sysroot from the library path.
14153 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14155 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14156 (collect2.o): Depend on collect2-aix.h.
14157 (collect2-aix.o): New rule.
14158 * collect2-aix.h: New file.
14159 * collect2-aix.c: Likewise.
14160 * collect2.c: Include collect2-aix.h. Don't undefine
14161 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14162 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14163 Use TARGET_AIX_VERSION instead of _AIX51.
14164 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14165 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14166 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14167 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14168 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14170 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14172 * collect2.c (ignore_library): Avoid premature post-increment
14173 and null deference.
14175 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14177 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14178 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14179 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14180 CROSS_DIRECTORY_STRUCTURE too.
14181 (LINK_LIBG_SPEC): Likewise.
14182 (LIB_SPEC): Add %R to sysroot paths.
14183 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14184 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14185 * config/rs6000/aix51.h: As for aix43.h.
14186 * config/rs6000/aix52.h: Likewise.
14187 * config/rs6000/aix53.h: Likewise.
14188 * config/rs6000/aix61.h: Likewise.
14189 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14190 to the beginning of sysroot paths.
14192 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14194 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14195 INSN_LISTs that are out of the REG_NOTE range.
14197 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14199 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14200 (struct var_to_expand): Likewise.
14201 (struct opt_info): Add head and tail for linked lists of the above.
14202 (analyze_insn_to_expand_var): Initialize next.
14203 (analyze_iv_to_split_insn): Likewise.
14204 (analyze_insns_in_loop): Create linked lists.
14205 (allocate_basic_variable): Simplify for use without hash table.
14206 (insert_var_expansion_initialization): Likewise, make it type-safer.
14207 (combine_var_copies_in_loop_exit): Likewise.
14208 (apply_opt_in_copies): Walk lists rather than hash tables.
14209 (release_var_copies): Simplified and inlined by hand into...
14210 (free_opt_info): ... this function.
14212 2009-06-02 Richard Guenther <rguenther@suse.de>
14214 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14217 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14219 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14220 only for builtins that are not overridden.
14222 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14224 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14227 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14229 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14231 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14233 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14235 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14237 * common.opt (fdump-unnumbered-links): New.
14238 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14239 * print-rtl.c (flag_dump_unnumbered_links): New.
14240 (print_rtx): Test it.
14242 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14244 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14245 push/pop multiple to 8-byte alignment.
14247 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14249 * config/i386/i386.c (queued_cfa_restores): New static variable.
14250 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14252 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14253 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14254 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14255 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14256 note unconditionally.
14257 (ix86_emit_restore_regs_using_mov): Likewise.
14258 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14259 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14260 it through to ix86_emit_restore_reg_using_pop.
14261 (ix86_emit_leave): Add RED_OFFSET argument. Call
14262 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14263 instead of adding REG_CFA_OFFSET note unconditionally.
14264 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14265 the above functions. Call ix86_add_queued_cfa_restore_notes when
14268 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14269 force output of the label even for dwarf2out_do_cfi_asm.
14270 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14271 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14272 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14274 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14275 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14276 dwarf2out_cfi_label callers.
14277 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14278 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14279 Adjust dwarf2out_cfi_label callers.
14280 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14282 * config/i386/i386.h (struct machine_cfa_state,
14283 struct machine_function): Guard with ifndef USED_FOR_TARGET
14284 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14287 * emutls.c (__emutls_get_address): Change arr->size to mean number
14288 of allocated arr->data entries instead of # of slots + 1.
14290 PR middle-end/40316
14291 * recog.c (peep2_reinit_state): New function.
14292 (peephole2_init_state): Use it at the end of a basic block and also
14293 when seeing a RTX_FRAME_RELATED_P insn.
14295 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14297 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14298 fixuns_truncrfdi2): New.
14299 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14300 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14301 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14302 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14303 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14304 *recip_approx): Remove.
14305 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14306 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14307 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14309 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14312 2009-06-01 Ian Lance Taylor <iant@google.com>
14314 * attribs.c (register_attribute): Use CONST_CAST.
14315 * collect2.c (main): Use CONST_CAST2.
14316 (scan_prog_file): Likewise.
14317 * gcc.c (process_command, main): Likewise.
14318 * toplev.c (toplev_main): Likewise.
14320 * c-typeck.c (handle_warn_cast_qual): New static function,
14321 partially broken out of build_c_cast.
14322 (build_c_cast): Call handle_warn_cast_qual.
14323 * doc/invoke.texi (Warning Options): Document new effect of
14326 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14328 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14329 (diagnostic_report_current_module): Print columns.
14330 * common.opt (flag_show_column): Enable by default.
14332 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14334 * alias.c (find_base_term): Check for NULL term before returning.
14336 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14338 Revert due to PR40320:
14339 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14340 * calls.c (emit_library_call_value_1): Don't force_operand for move
14343 2009-06-01 Olivier Hainque <hainque@adacore.com>
14344 Eric Botcazou <ebotcazou@adacore.com>
14346 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14347 to be processed as a bitfield for constructor output purposes.
14348 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14350 * varasm.c (oc_local_state): New type, output_constructor
14351 local state to support communication with helpers.
14352 (oc_outer_state): New type, output_constructor outer state of
14353 relevance in recursive calls.
14354 (output_constructor_array_range): New output_constructor helper,
14355 extracted code for an array range element.
14356 (output_constructor_regular_field): New output_constructor helper,
14357 extracted code for an element that is not a bitfield.
14358 (output_constructor_bitfield): New output_constructor helper,
14359 extracted code for a bitfield element. Accept an OUTER state
14360 argument for recursive processing. Recurse on record or array
14361 CONSTRUCTOR values, possibly past noop conversions.
14362 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14363 VALUE is a valid constant-valued expression for use in a static
14364 bit-field initializer.
14365 (output_constructor): Rework to use helpers. Accept and honor an
14366 OUTER state argument for recursive calls. Return total size. Be
14367 prepared for nested constructors initializing bitfields.
14368 (output_constant): Feed OUTER in calls to output_constructor.
14370 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14372 * calls.c (emit_library_call_value_1): Don't force_operand for move
14375 2009-06-01 Nick Clifton <nickc@redhat.com>
14377 * doc/invoke.texi (IA-64 Options): Fix typo.
14379 2009-06-01 Ira Rosen <irar@il.ibm.com>
14381 PR tree-optimization/39129
14382 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14384 (vect_do_peeling_for_loop_bound): Use
14385 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14386 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14387 (vect_loop_versioning): Likewise.
14388 (vect_create_cond_for_alias_checks): Fix indentation.
14389 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14391 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14392 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14393 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14394 "control flow in loop".
14395 (vect_estimate_min_profitable_iters): Use
14396 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14397 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14398 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14399 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14400 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14401 statement belongs to a group of strided accesses with the exact code
14403 (vectorizable_load): Likewise.
14404 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14405 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14407 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14409 * config/freebsd-stdint.h: New file.
14410 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14411 Add freebsd-stdint.h to tm_file.
14413 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14415 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14416 (thumb2_extendhidi2): Likewise.
14418 2009-05-31 Ian Lance Taylor <iant@google.com>
14420 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14422 2009-05-31 Ian Lance Taylor <iant@google.com>
14424 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14425 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14426 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14428 2009-05-31 Jason Merrill <jason@redhat.com>
14430 * tree-pretty-print.c (print_call_name): Take the callee, not the
14431 call itself. Make non-static. Use dump_function_name for functions.
14432 (dump_generic_node): Adjust.
14433 * diagnostic.h: Declare print_call_name.
14434 * gimple-pretty-print.c (dump_gimple_call): Use it.
14436 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14438 * config/sh/sh.md (ashldi3_std): New define_expand.
14441 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14444 * config/sh/sh.c: Include debug.h.
14445 (sh_expand_epilogue): Emit a blockage insn before the frame
14446 pointer adjustment also when dwarf2out_do_frame returns true.
14448 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14450 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14451 (thumb2_extendqidi2): New pattern.
14453 2009-05-31 Ira Rosen <irar@il.ibm.com>
14455 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14456 mark phis for renaming.
14457 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14458 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14459 Call mark_sym_for_renaming.
14460 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14461 * tree-vect-loop.c (vect_transform_loop): Remove
14462 vect_memsyms_to_rename initialization and a call to
14463 mark_set_for_renaming.
14465 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14467 PR middle-end/40304
14468 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14469 frame related even if !set_cfa && style < 0.
14471 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14473 * config/i386/mingw-tls.c: New file.
14474 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14475 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14476 defining _WIN32 but not __CYGWIN__.
14478 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14480 * configure.ac: Add MPC support.
14482 * config.in, configure: Regenerate.
14484 2009-05-29 Richard Henderson <rth@redhat.com>
14486 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14487 NOTE_INSN_BASIC_BLOCK.
14488 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14489 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14490 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14492 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14494 (add_cfi): Disable check redefining cfa away from drap.
14495 (lookup_cfa_1): Add remember argument; handle remember/restore.
14496 (lookup_cfa): Pass remember argument.
14497 (cfa_remember): New.
14498 (compute_barrier_args_size_1): Remove sibcall check.
14499 (dwarf2out_frame_debug_def_cfa): New.
14500 (dwarf2out_frame_debug_adjust_cfa): New.
14501 (dwarf2out_frame_debug_cfa_offset): New.
14502 (dwarf2out_frame_debug_cfa_register): New.
14503 (dwarf2out_frame_debug_cfa_restore): New.
14504 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14505 (dwarf2out_begin_epilogue): New.
14506 (dwarf2out_frame_debug_restore_state): New.
14507 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14508 DW_CFA_restore_state.
14509 (output_cfi_directive): Likewise.
14510 (convert_cfa_to_fb_loc_list): Likewise.
14511 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14512 * dwarf2out.h: Update.
14513 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14514 (copy_insn_1): Early out for null.
14515 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14516 and dwarf2out_frame_debug_restore_state.
14517 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14518 (prologue_insn_hash, epilogue_insn_hash): New.
14519 (free_after_compilation): Adjust freeing accordingly.
14520 (record_insns): Create hash table if needed; push insns into
14521 hash instead of array.
14522 (maybe_copy_epilogue_insn): New.
14523 (contains): Search hash table instead of array.
14524 (sibcall_epilogue_contains): Remove.
14525 (thread_prologue_and_epilogue_insns): Split eh_return insns
14526 and mark them as epilogues.
14527 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14528 scanning in terms of basic blocks.
14529 * insn-notes.def (CFA_RESTORE_STATE): New.
14530 * jump.c (returnjump_p_1): Accept EH_RETURN.
14531 (eh_returnjump_p_1, eh_returnjump_p): New.
14532 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14533 CFA_REGISTER, CFA_RESTORE): New.
14534 * rtl.def (EH_RETURN): New.
14535 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14537 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14538 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14540 * config/i386/i386.c (gen_push): Update cfa state.
14541 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14542 add a CFA_ADJUST_CFA note.
14543 (ix86_dwarf_handle_frame_unspec): Remove.
14544 (ix86_expand_prologue): Update cfa state.
14545 (ix86_emit_restore_reg_using_pop): New.
14546 (ix86_emit_restore_regs_using_pop): New.
14547 (ix86_emit_leave): New.
14548 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14549 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14550 * config/i386/i386.h (struct machine_cfa_state): New.
14551 (ix86_cfa_state): New.
14552 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14553 (eh_return_internal): Merge from eh_return_<mode>,
14554 use eh_return rtx, split w/ epilogue.
14556 2009-05-29 Ian Lance Taylor <iant@google.com>
14558 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14560 * calls.c (emit_library_call_value_1): Likewise.
14562 * c-typeck.c (c_build_va_arg): New function.
14563 * c-tree.h (c_build_va_arg): Declare.
14564 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14565 instead of build_va_arg.
14567 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14569 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14570 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14571 (ptr_difference_cost): Use affine combinations to compute it.
14572 (difference_cost): Likewise.
14573 (get_computation_cost_at): Compute more accurate cost for addresses
14574 if the ratio is a multiplier allowed in addresses.
14575 For non-addresses, consider that an additional offset or symbol is
14578 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14580 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14581 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14583 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14584 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14585 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14587 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14588 to 1 for TYPE_SSE{IADD1,CVT1}.
14589 (prefix_vex_imm8): Removed.
14590 (length_vex): Only pass 1 as second argument to
14591 ix86_attr_length_vex_default if prefix_extra is 0.
14592 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14593 (length): For prefix vex computation use length_immediate
14594 attribute instead of prefix_vex_imm8.
14595 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14596 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14597 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14598 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14599 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14600 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14601 a space in between the operands.
14602 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14603 if one operand is 0xff and the other one si, di, bp or sp.
14604 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14605 other one si, di, bp or sp.
14606 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14607 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14608 type and mode attributes.
14609 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14610 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14611 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14612 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14613 prefix_data16 attribute iff MODE_DF.
14614 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14615 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14616 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14617 constm128_operand in length_immediate computation.
14618 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14619 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14620 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14621 length_immediate attribute to 1.
14622 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14623 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14624 for certain alternatives.
14625 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14626 prefix_data16 attribute if MODE_V1DF.
14627 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14628 length_immediate to 1.
14629 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14630 length_address to 4, set mode attribute to MODE_DI.
14631 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14632 (fxam<mode>2_i387): Set length attribute to 4.
14633 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14634 *prefetch_3dnow_rex): Override length_address attribute.
14635 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14637 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14638 (constm128_operand): Removed.
14639 * config/i386/i386.c (memory_address_length): For
14640 disp && !index && !base in 64-bit mode account for SIB byte if
14641 print_operand_address can't optimize disp32 into disp32(%rip)
14642 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14643 for fs: or gs: segment.
14644 (ix86_attr_length_immediate_default): When checking if shortform
14645 is possible, truncate immediate to the length of the non-shortened
14647 (ix86_attr_length_address_default): Ignore MEM_P operands
14649 (ix86_attr_length_vex_default): Only check for DImode on
14650 GENERAL_REG_P operands.
14651 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14652 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14653 (sse_cvttps2pi): Clear prefix_rep attribute.
14654 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14656 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14657 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14658 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14659 iff operand 2 is const_int_operand.
14660 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14661 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14662 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14664 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14666 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14667 prefix_data16 attribute for movlpd and movhpd instructions.
14668 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14669 length_immediate for shufpd instruction.
14670 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14671 (avx_cmpp<avxmodesuffixf2c><mode>3,
14672 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14673 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14674 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14675 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14676 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14677 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14678 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14679 prefix_data16 attribute for the first alternative to 1.
14680 (*avx_loadlps): Override length_immediate for the first alternative.
14681 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14682 attributes for second alternative.
14683 (*vec_concatv2sf_sse4_1): Override length_immediate and
14684 prefix_data16 attributes for second alternative.
14685 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14686 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14687 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14688 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14689 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14690 prefix_data16 and length_immediate to 1.
14691 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14693 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14694 prefix_extra attribute for variants that don't have 0f prefix alone.
14695 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14696 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14697 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14698 *sse4_1_pextrd): Set length_immediate to 1.
14699 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14700 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14702 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14703 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14704 length_immediate to 1 for second alternative.
14705 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14706 prefix_extra and length_immediate attributes for the first
14708 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14710 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14711 to 1 for the first and third alternative.
14712 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14714 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14716 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14718 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14719 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14720 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14721 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14722 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14723 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14724 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14725 ssse3_psign<mode>3): Override prefix_rex attribute.
14726 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14727 (ssse3_palignrti): Override length_immediate to 1.
14728 (ssse3_palignrdi): Override length_immediate to 1, override
14729 prefix_rex attribute.
14730 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14731 (sse4a_extrqi): Override length_immediate to 2.
14732 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14733 (sse4a_insertq): Override prefix_data16 to 0.
14734 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14735 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14736 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14737 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14738 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14739 and length_immediate to 1.
14740 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14741 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14742 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14743 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14744 and length_immediate to 1.
14745 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14746 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14747 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14748 avx_ptest256): Override prefix_extra to 1.
14749 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14750 Override prefix_data16 and length_immediate to 1.
14751 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14752 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14753 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14754 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14755 prefix_data16 to 0 and prefix_extra to 2.
14756 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14757 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14759 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14760 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14761 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14762 and prefix_extra to 2.
14763 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14764 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14765 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14766 avx_vpermilvar<mode>3,
14767 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14768 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14769 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14770 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14771 Override prefix_extra to 1.
14772 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14773 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14774 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14775 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14776 prefix_extra and length_immediate to 1.
14777 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14779 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14780 to 1 for the first alternative.
14781 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14782 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14784 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14785 *movv2sf_internal_avx, *movv2sf_internal): Override
14786 prefix_rep attribute for certain alternatives.
14787 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14788 attributes for certain alternatives.
14789 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14790 attributes for certain alternatives.
14791 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14792 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14793 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14794 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14795 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14796 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14797 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14798 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14799 length_immediate to 1 if operand 2 is const_int_operand.
14800 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14801 *vec_extractv2si_1): Set length_immediate attribute to 1.
14802 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14803 using old 3DNOW insn rather than SSE/3DNOW_A.
14804 (mmx_emms, mmx_femms): Clear modrm attribute.
14806 2009-05-29 Martin Jambor <mjambor@suse.cz>
14808 * tree-sra.c: New implementation of SRA.
14810 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14811 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14812 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14813 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14814 (SRA_MAX_STRUCTURE_COUNT): Removed.
14815 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14816 * doc/invoke.texi (sra-max-structure-size): Removed.
14817 (sra-field-structure-ratio): Removed.
14819 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14821 PR middle-end/40291
14822 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14825 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14827 PR rtl-optimization/40101
14828 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14829 seqno. Adjust comment.
14830 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14831 inserting bookkeeping before a jump, the jump is not scheduled.
14832 When no positive seqno found, provide a value. Add comment.
14834 2009-05-29 Richard Guenther <rguenther@suse.de>
14836 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14837 short-cutting on the first component.
14839 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14841 PR middle-end/39958
14842 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14843 for trees other than decls/types.
14845 2009-05-29 Richard Guenther <rguenther@suse.de>
14847 * tree-ssa-operands.c (get_expr_operands): Do not handle
14848 INDIRECT_REFs in the handled-component case. Remove
14849 unused get_ref_base_and_extent case.
14850 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14851 tree_low_cst and host_integerp where possible.
14852 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14853 codes for equivalence.
14854 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14856 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14858 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14859 to tmake_file for i[34567]86-*-cygwin*.
14861 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14864 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14865 (altivec_categorize_keyword, init_vector_keywords,
14866 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14869 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14871 * tree.c (handle_dll_attribute): Check if node is
14872 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14874 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14876 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14878 (thumb2_zero_extendqidi2): Likewise.
14880 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14882 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14883 instead of gen_movrt.
14884 * config/sh/sh.md (movrt): Remove.
14886 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14888 * doc/invoke.texi (IA-64 Options):
14889 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14890 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14891 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14892 -msched-prefer-non-control-spec-insns,
14893 -msched-stop-bits-after-every-cycle,
14894 -msched-count-spec-in-critical-path,
14895 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14896 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14897 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14898 and -msched-spec-verbose.
14900 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14902 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14903 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14905 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14907 2009-05-28 Richard Guenther <rguenther@suse.de>
14909 * tree-ssa-alias.c (ao_ref_init): New function.
14910 (ao_ref_base): Likewise.
14911 (ao_ref_base_alias_set): Likewise.
14912 (ao_ref_alias_set): Likewise.
14913 (refs_may_alias_p_1): Change signature.
14914 (refs_may_alias_p): Adjust.
14915 (refs_anti_dependent_p): Likewise.
14916 (refs_output_dependent_p): Likewise.
14917 (call_may_clobber_ref_p_1): Change signature.
14918 (call_may_clobber_ref_p): Adjust.
14919 (stmt_may_clobber_ref_p_1): New function split out from ...
14920 (stmt_may_clobber_ref_p): ... here.
14921 (maybe_skip_until): Adjust signature.
14922 (get_continuation_for_phi): Likewise.
14923 (walk_non_aliased_vuses): Likewise.
14924 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14925 (ao_ref_init): Declare.
14926 (ao_ref_base): Likewise.
14927 (ao_ref_alias_set): Likewise.
14928 (stmt_may_clobber_ref_p_1): Likewise.
14929 (walk_non_aliased_vuses): Adjust.
14930 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14931 (get_ref_from_reference_ops): remove.
14932 (vn_reference_lookup_2): Adjust signature.
14933 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14934 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14935 (vn_reference_lookup): Adjust.
14936 (vn_reference_insert): Likewise.
14937 (vn_reference_insert_pieces): Adjust signature.
14938 (visit_reference_op_call): Adjust.
14939 * tree-ssa-pre.c (get_expr_type): Simplify.
14940 (phi_translate_1): Adjust.
14941 (compute_avail): Likewise.
14942 (translate_vuse_through_block): Do not re-build trees.
14943 (value_dies_in_block_x): Likewise.
14944 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14946 (vn_reference_lookup_pieces): Adjust declaration.
14947 (vn_reference_insert_pieces): Likewise.
14949 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14951 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14952 with checking disabled.
14954 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14958 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14959 macro definition for support of three-operand format aligned
14960 .comm directive in assembler on cygwin/pe/mingw target OS.
14961 * configure: Regenerate.
14962 * config.h: Regenerate.
14964 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14965 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14966 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14968 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14969 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14971 2009-05-28 Ira Rosen <irar@il.ibm.com>
14973 PR tree-optimization/40254
14974 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14975 in analysis of basic blocks.
14977 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14979 PR middle-end/33699
14980 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14981 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14982 (TARGET_INITIALIZER): Use it.
14983 * cse.c (CHEAPER): Move it up to the other macros.
14984 (insert): Rename this ...
14985 (insert_with_costs): ... to this. Add cost parameters. Update
14987 (insert): New function. Call insert_with_costs.
14988 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14989 find_reg_offset_for_const, try_const_anchors): New functions.
14990 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14991 when using a const-anchor. Call insert_const_anchors.
14992 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14993 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14995 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14997 * tree-inline.c (remap_decls): Enable nonlocalized variables
14998 when not optimizing.
15000 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15002 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15003 Simplify other tests involving optimize.
15005 2009-05-27 Tom Tromey <tromey@redhat.com>
15007 * unwind-dw2.c (_Unwind_DebugHook): New function.
15008 (uw_install_context): Call _Unwind_DebugHook.
15010 2009-05-27 Tom Tromey <tromey@redhat.com>
15012 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15014 2009-05-27 Ian Lance Taylor <iant@google.com>
15016 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15017 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15018 (ALL_LINKERFLAGS): Define.
15019 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15020 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15021 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15022 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15023 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15024 $(LINKER_FOR_BUILD).
15025 (build/gcov-iov$(build_exeext)): Likewise.
15027 2009-05-27 Julian Brown <julian@codesourcery.com>
15029 * gcse.c (target.h): Include.
15030 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15031 copy of argument to a pseudo register.
15033 2009-05-27 Diego Novillo <dnovillo@google.com>
15035 * tree-ssa-live.c (dump_scope_block): Document arguments.
15036 (dump_scope_blocks): Document.
15037 (debug_scope_blocks): New.
15038 * tree-flow.h (debug_scope_blocks): Declare.
15040 2009-05-21 Denis Chertykov <denisc@overta.ru>
15042 * doc/contrib.texi (Contributors): Add myself to the list.
15044 2009-05-27 Olivier Hainque <hainque@adacore.com>
15046 * expr.c (target_align): New function. Alignment the TARGET of an
15047 assignment may be assume to have.
15048 (highest_pow2_factor_for_target): Use it instead of relying on
15049 immediate tree attributes of TARGET, not necessarily honored when
15050 intermediate bitfields are involved.
15052 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15055 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15056 AVX, SSE4, AES, PCLMUL and POPCNT.
15058 2009-05-27 Diego Novillo <dnovillo@google.com>
15060 * tree-pretty-print.c (dump_location): New.
15061 (dump_generic_node): Call it.
15062 Factor code to handle BLOCK nodes ...
15063 (dump_block_node): ... here.
15065 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15067 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15069 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15071 * gcc-plugin.h: Include config.h and system.h.
15072 (IN_GCC): Define if not defined.
15074 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15076 PR middle-end/40249
15077 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15080 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15082 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15084 * config/m32r/m32r.h: Ditto.
15085 * config/m32r/m32r.md: Ditto.
15086 * config/m32r/predicates.md: Ditto.
15088 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15090 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15092 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15095 (Loading plugins): typo.
15096 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15097 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15098 (Interacting with the GCC Garbage Collector): Added new section.
15099 (Giving information about a plugin): Added new section for
15101 * ggc.h (ggc_register_root_tab): Added declaration.
15102 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15103 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15104 (register_callback): Improved comment in declaration.
15105 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15106 (extra_root_vec) Added static variable for dynamic roots registration.
15107 (ggc_register_root_tab) Added new routine.
15108 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15109 PLUGIN_GGC_MARKING event.
15110 * ggc-zone.c: Include plugin.h.
15111 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15112 * ggc-page.c: Include plugin.h.
15113 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15114 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15115 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15116 (register_callback): check lack of callbacks for
15117 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15118 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15119 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15120 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15121 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15122 dependency on plugin.h.
15123 (plugin.o): Added dependency on ggc.h...
15125 2009-05-26 Richard Guenther <rguenther@suse.de>
15127 PR middle-end/40248
15129 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15130 with mismatched comparison modes.
15132 * expr.c (expand_expr_real_1): Expand the operand of a
15133 VIEW_CONVERT_EXPR in its natural mode.
15135 2009-05-26 Ian Lance Taylor <iant@google.com>
15137 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15138 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15139 (ALL_COMPILERFLAGS): Define.
15140 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15141 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15142 (collect2$(exeext), collect2.o): Likewise.
15143 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15144 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15145 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15146 (libbackend.o, intl.o, cppdefault.o): Likewise.
15147 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15148 (build/%.o): Use $(COMPILER_FOR_BUILD).
15149 (build/gen%$(build_exeext)): Likewise.
15150 (build/gcov-iov$(build_exeext)): LIkewise.
15151 * config/t-darwin (darwin.o): Use $(COMPILER).
15152 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15153 * config/t-sol2 (sol2-c.o): Likewise.
15154 (sol2.o): Likewise.
15155 * config/t-vxworks (vxworks.o): Likewise.
15156 * config/x-darwin (host-darwin.o): Likewise.
15157 * config/x-hpux (host-hpux.o): Likewise.
15158 * config/x-linux (host-linux.o): Likewise.
15159 * config/x-solaris (host-solaris.o): Likewise.
15160 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15161 * config/arm/t-arm (arm-c.o): Likewise.
15162 * config/arm/t-pe (pe.o): Likewise.
15163 * config/arm/t-wince-pe (pe.o): Likewise.
15164 * config/i386/t-cygming (winnt.o): Likewise.
15165 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15166 * config/i386/t-cygwin (cygwin1.o): Likewise.
15167 (cygwin2.o): Likewise.
15168 * config/i386/t-i386 (i386-c.o): Likewise.
15169 * config/i386/t-interix (winnt.o): Likewise.
15170 * config/i386/t-netware (netware.o): Likewise.
15171 * config/i386/t-nwld (nwld.o): Likewise.
15172 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15173 * config/i386/x-i386 (driver-i386.o): Likewise.
15174 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15175 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15176 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15177 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15178 * config/mips/x-native (driver-native.o): Likewise.
15179 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15180 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15181 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15182 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15183 * config/score/t-score-elf (score7.o): Likewise.
15184 (score3.o): Likewise.
15185 * config/sh/t-sh (sh-c.o): Likewise.
15186 * config/sh/t-symbian (sh-c.o): Likewise.
15187 (symbian.o): Likewise.
15188 * config/spu/t-spu-elf (spu-c.o): Likewise.
15189 * config/v850/t-v850 (v850-c.o): Likewise.
15190 * config/v850/t-v850e (v850-c.o): Likewise.
15192 2009-05-26 Richard Guenther <rguenther@suse.de>
15194 PR tree-optimization/40122
15195 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15196 VECTOR_CSTs if possible.
15197 (fold_gimple_assign): Likewise.
15199 2009-05-26 Richard Guenther <rguenther@suse.de>
15201 PR middle-end/40252
15202 * fold-const.c (fold_binary): Use the correct types for building
15205 2009-05-26 Richard Guenther <rguenther@suse.de>
15207 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15208 redundant calls to merge_alias_info.
15209 (bump_vector_ptr): Likewise.
15210 * tree-ssa-copy.c (merge_alias_info): Remove.
15211 (replace_exp_1): Remove call to merge_alias_info.
15212 (propagate_tree_value): Likewise.
15213 (fini_copy_prop): Propagate points-to info.
15214 * tree-flow.h (merge_alias_info): Remove.
15216 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15218 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15220 2009-05-25 Jan Hubicka <jh@suse.cz>
15222 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15223 * cgraph.h (struct inline_summary): New filed self_wize,
15224 size_inlining_benefit, self_time and time_inlining_benefit.
15225 (struct cgraph_global_info): Replace insns by time ans size fields.
15226 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15227 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15228 (ipcp_update_callgraph): Do not touch function bodies.
15229 * ipa-inline.c: Include except.h
15230 (MAX_TIME): New constant.
15231 (overall_insns): Remove.
15232 (leaf_node_p): New.
15233 (overall_size, max_benefit): New static variables.
15234 (cgraph_estimate_time_after_inlining): New function.
15235 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15236 (cgraph_clone_inlined_nodes): Update size.
15237 (cgraph_mark_inline_edge): Update size.
15238 (cgraph_estimate_growth): Use size info.
15239 (cgraph_check_inline_limits): Check size.
15240 (cgraph_default_inline_p): Likewise.
15241 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15242 (cgraph_decide_recursive_inlining): Check size.
15243 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15245 (cgraph_decide_inlining): Likewise.
15246 (cgraph_decide_inlining_incrementally): Likewise; honor
15247 PARAM_EARLY_INLINING_INSNS.
15248 (likely_eliminated_by_inlining_p): New predicate.
15249 (estimate_function_body_sizes): New function.
15250 (compute_inline_parameters): Use it.
15251 * except.c (must_not_throw_labels): New function.
15252 * except.h (must_not_throw_labels): Declare.
15253 * tree-inline.c (init_inline_once): Kill inlining_weigths
15254 * tree-ssa-structalias.c: Avoid uninitialized warning.
15255 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15256 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15257 (PARAM_INLINE_CALL_COST): Remove.
15258 (PARAM_EARLY_INLINING_INSNS): New.
15260 2009-05-25 Richard Guenther <rguenther@suse.de>
15262 PR tree-optimization/36327
15263 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15264 callback for reference translation or lookup at the point of may-defs.
15265 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15266 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15267 for union COMPONENT_REFs.
15268 (vn_reference_lookup_3): New callback. Lookup from memset
15269 and CONSTRUCTOR assignment, translate through struct copies.
15270 (vn_reference_lookup_pieces): Make sure to not free the
15271 passed operands array. Adjust walk_non_aliased_vuses call.
15272 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15273 make sure we do not leak memory.
15275 2009-05-25 Richard Guenther <rguenther@suse.de>
15277 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15278 * tree-inline.c (expand_call_inline): Reset the escaped and
15279 callused solutions.
15280 * tree-ssa-structalias.c (pass_build_ealias): New.
15281 * tree-pass.h (pass_build_ealias): Declare.
15282 * passes.c (init_optimization_passes): Add PTA during
15283 early optimizations.
15284 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15285 and CALLUSED solutions.
15286 (dump_points_to_solution): New function, split out from ...
15287 (dump_points_to_info_for): ... here.
15288 * tree-parloops.c (parallelize_loops): Reset the escaped and
15289 callused solutions.
15291 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15294 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15295 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15297 2009-05-25 Ira Rosen <irar@il.ibm.com>
15299 PR tree-optimization/40238
15300 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15301 statements after basic block's labels.
15302 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15303 to free the allocated memory.
15305 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15307 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15308 return address with a USE.
15310 2009-05-24 Richard Guenther <rguenther@suse.de>
15312 PR middle-end/40233
15313 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15314 array type from the main variant of the inner type.
15316 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15318 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15319 definition to bool (from int) to un-break build.
15320 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15322 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15324 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15325 discard_stmt_changes): Delete.
15326 * tree-ssa-operands.c (scb_stack): Delete.
15327 (init_ssa_operands): Do not initialize it.
15328 (fini_ssa_operands): Do not free it.
15329 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15331 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15332 update_stmt, remove the others. Fix comments.
15333 * tree-dfa.c (optimize_stack_restore): Likewise.
15334 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15335 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15336 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15337 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15339 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15340 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15341 (dom_opt_finalize_block): Likewise, adjusting access to
15343 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15344 (stmts_to_rescan): Change item type to gimple.
15345 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15347 2009-05-24 Ira Rosen <irar@il.ibm.com>
15349 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15350 * tree-pass.h (pass_slp_vectorize): New pass.
15351 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15352 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15353 * tree-vectorizer.c (timevar.h): Include.
15354 (user_vect_verbosity_level): Declare.
15355 (vect_location): Fix comment.
15356 (vect_set_verbosity_level): Update user_vect_verbosity_level
15357 instead of vect_verbosity_level.
15358 (vect_set_dump_settings): Add an argument. Ignore user defined
15359 verbosity if dump flags require higher level of verbosity. Print to
15360 stderr only for loop vectorization.
15361 (vectorize_loops): Update call to vect_set_dump_settings.
15362 (execute_vect_slp): New function.
15363 (gate_vect_slp): Likewise.
15364 (struct gimple_opt_pass pass_slp_vectorize): New.
15365 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15366 access its members.
15367 (vec_info_for_bb): New function.
15368 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15369 (VECTORIZATION_ENABLED): New macro.
15370 (SLP_ENABLED, SLP_DISABLED): Likewise.
15371 (vect_is_simple_use): Add bb_vec_info argument.
15372 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15373 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15374 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15375 vect_schedule_slp, vect_analyze_slp): Likewise.
15376 (vect_analyze_stmt): Add slp_tree argument.
15377 (find_bb_location): Declare.
15378 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15379 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15380 (vect_analyze_loop_operations, vect_analyze_loop,
15381 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15382 vect_finalize_reduction, vectorizable_reduction,
15383 vectorizable_live_operation, vect_transform_loop): Likewise.
15384 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15385 skip evolution analysis if analyzing a basic block.
15386 (dr_analyze_indices): Likewise.
15387 (initialize_data_dependence_relation): Skip the test whether the
15388 object is invariant for basic blocks.
15389 (compute_all_dependences): Skip dependence analysis for data
15390 references in basic blocks.
15391 (find_data_references_in_stmt): Don't fail in case of invariant
15392 access in basic block.
15393 (find_data_references_in_bb): New function.
15394 (find_data_references_in_loop): Move code to
15395 find_data_references_in_bb and add a call to it.
15396 (compute_data_dependences_for_bb): New function.
15397 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15398 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15400 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15401 unknown dependence in basic block and fail in case of dependence in
15403 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15404 dependence instances from either loop or basic block vectorization
15406 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15407 before calling nested_in_vect_loop_p.
15408 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15409 dependence instances from either loop or basic block vectorization
15411 (vect_verify_datarefs_alignment): Likewise.
15412 (vect_enhance_data_refs_alignment): Adjust function calls.
15413 (vect_analyze_data_refs_alignment): Likewise.
15414 (vect_analyze_group_access): Fix printing. Skip different checks if
15415 DR_STEP is 0. Keep strided stores either in loop or basic block
15416 vectorization data structure. Fix indentation.
15417 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15419 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15420 dependence instances from either loop or basic block vectorization
15422 (vect_analyze_data_refs): Update comment. Call
15423 compute_data_dependences_for_bb to analyze basic blocks.
15424 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15425 case of loop vectorization. In case of basic block vectorization use
15426 data-ref itself as a base.
15427 (vect_create_data_ref_ptr): In case of basic block vectorization:
15428 don't advance the pointer, add new statements before the current
15429 statement. Adjust function calls.
15430 (vect_supportable_dr_alignment): Support only aligned accesses in
15431 basic block vectorization.
15432 * common.opt (ftree-slp-vectorize): New flag.
15433 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15434 (vect_pattern_recog_1): Likewise.
15435 * tree-vect-stmts.c (process_use): Likewise.
15436 (vect_init_vector): Add new statements in the beginning of the basic
15437 block in case of basic block SLP.
15438 (vect_get_vec_def_for_operand): Adjust function calls.
15439 (vect_finish_stmt_generation): Likewise.
15440 (vectorizable_call): Add assert that it is loop vectorization, adjust
15442 (vectorizable_conversion, vectorizable_assignment): Likewise.
15443 (vectorizable_operation): In case of basic block SLP, take
15444 vectorization factor from statement's type and skip the relevance
15445 check. Adjust function calls.
15446 (vectorizable_type_demotion): Add assert that it is loop
15447 vectorization, adjust function calls.
15448 (vectorizable_type_promotion): Likewise.
15449 (vectorizable_store): Check for outer loop only in case of loop
15450 vectorization. Adjust function calls. For basic blocks, skip the
15451 relevance check and don't advance pointers.
15452 (vectorizable_load): Likewise.
15453 (vectorizable_condition): Add assert that it is loop vectorization,
15454 adjust function calls.
15455 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15456 that it is not reduction, get vector type, call only supported
15457 functions, skip loop specific parts.
15458 (vect_transform_stmt): Check for outer loop only in case of loop
15460 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15461 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15462 for external definition.
15463 * passes.c (pass_slp_vectorize): New pass.
15464 * tree-vect-slp.c (find_bb_location): New function.
15465 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15466 check for patterns only in loops.
15467 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15468 case of multiple types in basic block SLP.
15469 (vect_mark_slp_stmts_relevant): New function.
15470 (vect_supported_load_permutation_p): Fix comment.
15471 (vect_analyze_slp_instance): Add argument. In case of basic block
15472 SLP, take vectorization factor from statement's type, check that
15473 unrolling factor is 1. Adjust function call. Save SLP instance in
15474 either loop or basic block vectorization structure. Return FALSE,
15476 (vect_analyze_slp): Add argument. Get strided stores groups from
15477 either loop or basic block vectorization structure. Return FALSE
15478 if basic block SLP failed.
15479 (new_bb_vec_info): New function.
15480 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15481 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15482 (vect_schedule_slp): Add argument. Get SLP instances from either
15483 loop or basic block vectorization structure. Set vectorization factor
15484 to be 1 for basic block SLP.
15485 (vect_slp_transform_bb): New function.
15486 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15488 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15490 * final.c (shorten_branches): Do not align labels for jump tables.
15491 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15493 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15495 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15496 Remove outdated reference to flow.c and fix nits.
15497 * doc/gccint.texi: Tweak RTL description.
15498 * doc/rtl.texi: Likewise.
15500 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15502 * config/avr/avr.c: Change my email address.
15503 * config/avr/avr.h: Likewise.
15504 * config/avr/avr.md: Likewise.
15505 * config/avr/avr-protos.h: Likewise.
15506 * config/avr/libgcc.S: Likewise.
15508 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15510 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15511 (spu_split_load, spu_split_store): Change return type to int.
15512 (spu_split_convert): Declare.
15513 * config/spu/predicates.md (spu_mem_operand): Remove.
15514 (spu_mov_operand): Update.
15515 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15516 * config/spu/spu.c (regno_aligned_for_load): Remove.
15517 (reg_aligned_for_addr, spu_expand_load): Define.
15518 (spu_expand_extv): Reimplement and handle MEM.
15519 (spu_expand_insv): Handle MEM.
15520 (spu_sched_reorder): Handle insn's with length 0.
15521 (spu_legitimate_address_p): Reimplement.
15522 (store_with_one_insn_p): Return TRUE for any mode with size
15523 larger than 16 bytes.
15524 (address_needs_split): Define.
15525 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15527 (spu_convert_move): Define.
15528 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15529 (spu_split_store): Change all MEM's to TImode.
15530 (spu_init_expanders): Preallocate registers that correspond to
15531 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15533 (spu_split_convert): Define.
15534 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15535 (_move<mode>, _movdi, _movti): Update predicate and condition.
15536 (load, store): Change to define_split.
15537 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15539 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15540 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15541 define_insn_and_split of lshr<mode>3.
15542 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15543 (<v>ashr<mode>3_imm): Define.
15544 (extv, extzv, insv): Allow MEM operands.
15545 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15546 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15547 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15548 (_spu_convert2): Change to define_insn_and_split and remove the
15549 corresponding define_peephole2.
15550 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15551 Change predicates to memory_operand.
15553 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15555 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15557 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15559 PR tree-optimization/40219
15560 * tree.c (iterative_hash_expr): Make sure the builtin function is
15561 a normal builtin function and not a front end or back end builtin
15562 before indexing into the built_in_decls array.
15564 2009-05-22 Richard Guenther <rguenther@suse.de>
15566 PR middle-end/38964
15567 * alias.c (write_dependence_p): Do not use TBAA for answering
15568 anti-dependence or output-dependence.
15569 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15570 (emit_pointer_definition): Remove.
15571 (emit_alias_warning): Likewise.
15572 (find_what_var_points_to): Remove TBAA pruning code.
15573 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15575 (compute_points_to_sets): Remove code computing the set of
15576 dereferenced pointers.
15577 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15578 oracle for querying anti and output dependencies.
15579 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15580 if TBAA may be applied.
15581 (refs_anti_dependent_p): New function.
15582 (refs_output_dependent_p): Likewise.
15583 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15584 (refs_output_dependent_p): Likewise.
15585 * doc/tree-ssa.texi (Memory model): New section.
15586 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15587 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15588 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15589 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15590 * expr.c (expand_expr_real_1): Likewise.
15591 * gimple-low.c (lower_stmt): Likewise.
15592 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15593 (dump_gimple_cdt): Remove.
15594 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15595 (gimple_size): Likewise.
15596 (walk_gimple_op): Likewise.
15597 (is_gimple_stmt): Likewise.
15598 (walk_stmt_load_store_addr_ops): Likewise.
15599 (gimple_build_cdt): Remove.
15600 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15601 * gimple.h (gimple_cdt_new_type): Remove.
15602 (gimple_cdt_new_type_ptr): Likewise.
15603 (gimple_cdt_set_new_type): Likewise.
15604 (gimple_cdt_location): Likewise.
15605 (gimple_cdt_location_ptr): Likewise.
15606 (gimple_cdt_set_location): Likewise.
15607 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15608 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15609 GIMPLE_CHANGE_DYNAMIC_TYPE.
15610 (verify_types_in_gimple_stmt): Likewise.
15611 * tree-inline.c (estimate_num_insns): Likewise.
15612 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15613 (copy_decl_to_var): Likewise.
15614 (copy_result_decl_to_var): Likewise.
15615 * tree-pretty-print.c (dump_generic_node): Do not handle
15616 CHANGE_DYNAMIC_TYPE_EXPR.
15617 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15618 * tree-ssa-operands.c (get_expr_operands): Likewise.
15619 * tree-ssa-structalias.c (struct variable_info): Remove
15620 no_tbaa_pruning member.
15621 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15622 (unify_nodes): Do not copy it.
15623 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15624 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15625 (set_uids_in_ptset): Do not check it.
15626 (find_what_var_points_to): Likewise.
15627 (compute_tbaa_pruning): Remove.
15628 (compute_points_to_sets): Do not call it.
15629 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15630 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15631 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15632 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15633 (DECL_NO_TBAA_P): Likewise.
15634 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15635 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15636 (expand_omp_atomic_pipeline): Do not set it.
15637 * print-tree.c (print_node): Do not dump it.
15638 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15641 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15644 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15647 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15649 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15652 2009-05-22 Ben Elliston <bje@au.ibm.com>
15654 * Makefile.in (bversion.h, s-bversion): New targets.
15655 (TOPLEV_H): Add bversion.h.
15656 * toplev.h: Include "bversion.h".
15657 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15658 the __format__ attribute only if compiling with the same version
15659 of GCC as the sources (the "build version").
15661 2009-05-22 Ben Elliston <bje@au.ibm.com>
15663 * c-format.c (handle_format_attribute): Fix comment typo.
15665 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15668 * config/ia64/ia64.opt (mfused-madd): New.
15669 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15670 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15671 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15672 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15673 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15674 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15675 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15676 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15677 instruction if !TARGET_FUSED_MADD.
15678 (fpma, fpms): Remove colon from name.
15680 2009-05-22 Richard Guenther <rguenther@suse.de>
15682 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15683 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15684 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15686 (create_expression_by_pieces): Only convert if necessary.
15687 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15688 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15690 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15692 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15693 regular pattern from a template and rename it ...
15694 (*extzv_truncsi_exts): ... to this.
15696 2009-05-21 Richard Guenther <rguenther@suse.de>
15698 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15699 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15700 (cgraph_default_inline_p): Likewise.
15701 (cgraph_decide_inlining_incrementally): Likewise.
15703 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15704 Uros Bizjak <ubizjak@gmail.com>
15706 * config/i386/cpuid.h (bit_MOVBE): New.
15708 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15710 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15711 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15712 (ix86_handle_option): Handle OPT_mmovbe.
15713 (ix86_target_string): Add -mmovbe.
15714 (pta_flags): Add PTA_MOVBE.
15715 (processor_alias_table): Add PTA_MOVBE to "atom".
15716 (override_options): Handle PTA_MOVBE.
15718 * config/i386/i386.h (TARGET_MOVBE): New.
15720 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15721 (*bswapsi_movbe): New.
15722 (*bswapdi_movbe): Likewise.
15723 (bswapdi2): Renamed to ...
15724 (*bswapdi_1): This.
15725 (bswapdi2): New expander.
15727 * config/i386/i386.opt (mmovbe): New.
15729 * doc/invoke.texi: Document -mmovbe.
15731 2009-05-21 Taras Glek <tglek@mozilla.com>
15733 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15734 * gcc-plugin.h (plugin_init): Updated signature.
15735 * gcc-plugin.h (plugin_name_args): Moved to this header.
15736 * doc/plugins.texi (plugin_init): Updated documention to reflect
15738 * doc/plugins.texi (plugin_name_args): Added to documention.
15740 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15742 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15743 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15745 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15747 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15748 JUMP_TABLE_DATA_P predicates where applicable.
15749 * config/i386/predicates.md: Ditto.
15750 * config/i386/sse.md: Ditto.
15752 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15754 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15755 operand2 -128 override length_immediate attribute to 1.
15756 * config/i386/predicates.md (constm128_operand): New predicate.
15758 * config/i386/i386.c (memory_address_length): Handle %r12
15759 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15761 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15762 mode look through optional ZERO_EXTEND and SUBREG.
15763 * config/i386/i386.md (R12_REG): New define_constant.
15764 (prefix_data16): For sse unit set also for MODE_TI insns.
15765 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15766 insns set if operand 1 is ext_QIreg_operand.
15767 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15768 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15770 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15771 mode from MODE_DI to MODE_SI.
15772 (movdi_1_rex64): Override modrm and length_immediate attributes
15773 only for movabs (TYPE_IMOV, alternative 2).
15774 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15775 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15776 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15777 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15778 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15779 prefix_rex attribute if DImode.
15780 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15781 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15782 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15783 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15784 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15785 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15786 Likewise. For TYPE_IMOV clear length_immediate attribute.
15787 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15788 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15789 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15790 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15791 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15792 or one operand TYPE_ISHIFT.
15793 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15794 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15795 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15796 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15797 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15798 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15799 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15800 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15801 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15802 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15803 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15804 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15805 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15806 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15807 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15808 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15809 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15810 set mode attribute, don't override length attribute.
15811 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15813 (return_internal_long): Set length attribute to 2 instead of 1.
15814 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15815 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15816 prefix_rex attribute.
15817 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15819 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15821 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15823 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15825 2009-05-20 Ian Lance Taylor <iant@google.com>
15827 * tree.c (build_tree_list_vec_stat): New function.
15828 (ctor_to_vec): New function.
15829 (build_nt_call_vec): New function.
15830 (build_call_array): Change args to be a const pointer.
15831 (build_call_vec): New function.
15832 * tree.h (build_nt_call_vec): Declare.
15833 (build_tree_list_vec_stat): Declare.
15834 (build_tree_list_vec): Define.
15835 (build_call_array): Update declaration.
15836 (build_call_vec): Declare.
15837 (ctor_to_vec): Declare.
15838 * c-common.c (tree_vector_cache): New static variable.
15839 (make_tree_vector): New function.
15840 (release_tree_vector): New function.
15841 (make_tree_vector_single): New function.
15842 (make_tree_vector_copy): New function.
15843 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15844 (make_tree_vector_single, make_tree_vector_copy): Declare.
15845 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15846 (c_parser_expr_list): Don't manage cache here, instead call
15848 (c_parser_release_expr_list): Remove static function.
15849 (c_parser_vec_to_tree_list): Remove static function.
15850 (c_parser_attributes): Call build_tree_list_vec instead of
15851 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15852 c_parser_release_expr_list.
15853 (c_parser_postfix_expression_after_primary): Likewise.
15854 (c_parser_objc_keywordexpr): Likewise.
15856 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15858 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15859 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15860 TARGET_CONVERT_TO_TYPE.
15861 * hooks.c (hook_tree_const_tree_null): Define.
15862 * hooks.h (hook_tree_const_tree_null): Declare.
15863 * target.h (struct gcc_target): Add invalid_parameter_type,
15864 invalid_return_type, promoted_type, and convert_to_type fields.
15865 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15866 (TARGET_INVALID_RETURN_TYPE): Define.
15867 (TARGET_PROMOTED_TYPE): Define.
15868 (TARGET_CONVERT_TO_TYPE): Define.
15869 (TARGET_INITIALIZER): Update for new fields.
15870 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15871 (grokparms): Check targetm.invalid_parameter_type.
15872 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15873 * c-convert.c (convert): Check targetm.convert_to_type.
15875 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15877 * config/mips/mips.md (*extenddi_truncate<mode>,
15878 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15880 (*extendhi_truncateqi): New define_insn_and_sptit.
15882 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15884 PR middle-end/40204
15885 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15886 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15888 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15890 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15891 the operand of VIEW_CONVERT_EXPR.
15893 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15895 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15896 extended family and model for Intel processors. Support Intel Atom.
15898 2009-05-20 Olivier Hainque <hainque@adacore.com>
15900 * gstab.h (stab_code_type): Define, to be used instead of the
15901 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15903 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15904 occurrences by stab_code_type.
15905 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15907 2009-05-20 Martin Jambor <mjambor@suse.cz>
15909 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15910 (sra_insert_before): Likewise.
15911 (sra_insert_after): Likewise.
15912 (sra_init_cache): Likewise.
15913 (sra_type_can_be_decomposed_p): Likewise.
15914 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15915 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15916 (sra_insert_before): Likewise.
15917 (sra_insert_after): Likewise.
15918 (sra_init_cache): Likewise.
15919 (insert_edge_copies_seq): Made static and moved upwards.
15921 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15924 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15926 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15927 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15930 2009-05-20 Richard Guenther <rguenther@suse.de>
15932 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15933 with mismatched comparison modes.
15935 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15937 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15938 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15939 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15940 with shifts for Thumb2.
15941 (orsi_notsi): New for orn.
15942 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15943 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15944 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15945 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15946 Don't invert remainder for IOR.
15948 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15950 PR tree-optimization/40087
15951 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15952 number_of_iterations_ne): Rename never_infinite argument.
15953 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15954 number_of_iterations_le): Handle pointer-type ivs when
15955 exit_must_be_taken is false.
15956 (number_of_iterations_cond): Do not always assume that
15957 exit_must_be_taken if the control variable is a pointer.
15959 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15961 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15962 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15964 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15966 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15967 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15969 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15972 * c.opt (Wlogical-op): Disabled by default.
15973 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15975 * doc/invoke.texi (Wlogical-op): Likewise.
15977 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15979 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15981 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15982 Propagate the type of the first operand.
15983 <ASSERT_EXPR>: Simplify.
15984 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15985 Rewrite using the RHS code as discriminant.
15986 <NOP_EXPR>: Turn into CASE_CONVERT.
15987 <PLUS_EXPR>: Propagate the type of the first operand.
15989 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15991 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15992 (ia64_dconst_0_375): New.
15993 * config/ia64/ia64.c (ia64_override_options): Remove
15994 -minline-sqrt-min-latency warning.
15995 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15996 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15997 * config/ia64/ia64.md (*sqrt_approx): Remove.
15998 (sqrtsf2): Remove #if 0.
15999 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16000 (sqrtdf): Remove assert.
16001 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16002 (sqrtxf2): Remove #if 0.
16003 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16004 * div.md (sqrt_approx_rf): New.
16005 (sqrtsf2_internal_thr): New implementation.
16006 (sqrtsf2_internal_lat): New.
16007 (sqrtdf2_internal_thr: New implementation.
16008 (sqrtxf2_internal): New implementation.
16010 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16011 Hans-Peter Nilsson <hp@axis.com>
16013 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16014 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16015 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16016 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16017 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16018 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16019 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16020 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16021 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16022 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16023 * c-common.c: ...from here.
16025 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16027 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16029 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16031 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16033 2009-05-19 Ben Elliston <bje@au.ibm.com>
16035 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16036 assignments with memcpy calls.
16037 (add_fdes): Likewise.
16038 (binary_search_unencoded_fdes): Likewise.
16039 (linear_search_fdes): Eliminate type puns.
16041 2009-05-19 Richard Guenther <rguenther@suse.de>
16043 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16044 not falsely claim to have propagated into all uses.
16046 2009-05-19 Ben Elliston <bje@au.ibm.com>
16048 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16051 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16053 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16054 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16055 (TARGET_LEGITIMATE_ADDRESS_P): New.
16056 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16057 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16059 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16062 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16063 child of the containing namespace's DIE.
16065 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16067 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16068 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16069 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16072 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16075 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16076 gen_align with gen_pad.
16077 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16078 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16080 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16081 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16083 * config/i386/i386.md (align): Renamed to ...
16084 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16085 ASM_OUTPUT_MAX_SKIP_PAD.
16087 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16089 * config.gcc: Fix variable syntax.
16092 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16093 before calling exact_log2.
16094 (output_iorsi3): Likewise.
16095 (output_xorsi3): Likewise.
16097 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16099 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16100 for the none zero constant operand except for EQ and NE
16101 comprisons even when the first operand is R0.
16103 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16105 * config/s390/2064.md: Remove trailing whitespaces.
16106 * config/s390/2084.md: Likewise.
16107 * config/s390/constraints.md: Likewise.
16108 * config/s390/fixdfdi.h: Likewise.
16109 * config/s390/libgcc-glibc.ver: Likewise.
16110 * config/s390/s390-modes.def: Likewise.
16111 * config/s390/s390-protos.h: Likewise.
16112 * config/s390/s390.c: Likewise.
16113 * config/s390/s390.h: Likewise.
16114 * config/s390/s390.md: Likewise.
16115 * config/s390/tpf-unwind.h: Likewise.
16117 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16119 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16121 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16124 * configure.ac (m68k-*-*): Check if binutils support TLS.
16125 * configure: Regenerate.
16126 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16127 * config/m68k/constraints.md (Cu): New constraint.
16128 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16129 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16130 (movsi): Handle TLS symbols.
16131 (addsi3_5200): Handle XTLS symbols, indent.
16132 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16133 (m68k_tls_reference_p): Declare.
16134 (m68k_legitimize_address): Declare.
16135 (m68k_unwrap_symbol): Declare.
16136 * config/m68k/m68k.opt (mxtls): New option.
16137 * config/m68k/m68k.c (ggc.h): Include.
16138 (m68k_output_dwarf_dtprel): Implement hook.
16139 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16140 (m68k_expand_prologue): Load GOT pointer when function needs it.
16141 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16142 (m68k_legitimate_constant_address_p): Same.
16143 (m68k_decompose_address): Handle TLS references.
16144 (m68k_get_gp): New static function.
16145 (enum m68k_reloc): New contants.
16146 (TLS_RELOC_P): New macro.
16147 (m68k_wrap_symbol): New static function.
16148 (m68k_unwrap_symbol): New function.
16149 (m68k_final_prescan_insn_1): New static function.
16150 (m68k_final_prescan_insn): New function.
16151 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16153 (legitimize_pic_address): Handle TLS references..
16154 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16155 (m68k_libcall_value_in_a0_p)
16156 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16157 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16158 (m68k_legitimize_tls_address): Handle TLS references.
16159 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16161 (m68k_legitimize_address): Handle TLS symbols.
16162 (m68k_get_reloc_decoration): New static function.
16163 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16165 (m68k_output_dwarf_dtprel): Implement hook.
16166 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16167 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16168 m68k_call_* routines.
16169 (sched_attr_op_type): Handle TLS symbols.
16170 (gt-m68k.h): Include.
16171 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16172 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16174 2009-05-18 Martin Jambor <mjambor@suse.cz>
16176 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16177 (visit_store_addr_for_mod_analysis): New function.
16178 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16179 (determine_cst_member_ptr): Use gimple_assign_single_p.
16180 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16181 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16182 operands. Don't check number of operands of a NOP_EXPR.
16184 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16186 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16188 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16191 * c-common.c (warn_logical_operator): Don't warn if one of
16192 expression isn't always true or false.
16194 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16196 * config/i386/biarch32.h: New file.
16197 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16199 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16201 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16202 *zero_extend<mode>_truncqi): Merge these into ...
16203 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16204 Name the pattern following this as *zero_extendhi_truncqi.
16206 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16208 PR middle-end/39301
16209 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16210 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16211 (output_info): Make field HOST_WIDEST_INT.
16212 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16213 (dump_bitmat_statistics): Same.
16215 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16217 * config.gcc (use_gcc_stdint): Set to wrap.
16218 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16219 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16220 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16221 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16222 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16223 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16224 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16225 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16227 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16229 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16231 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16232 Move definitions earlier.
16233 (OPT_ARCH64, OPT_ARCH32): Define.
16234 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16237 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16240 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16243 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16245 * arm.md (movdi2): Copy non-reg values to DImode registers.
16247 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16250 * final.c (label_to_max_skip): New function.
16251 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16252 CODE_LABEL_NUMBER <= max_labelno.
16253 * output.h (label_to_max_skip): New prototype.
16254 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16255 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16256 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16257 Handle CODE_LABELs with >= 16 byte alignment or with
16258 max_skip == (1 << align) - 1.
16259 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16260 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16263 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16264 .p2align 3 if MAX_SKIP is smaller than 7.
16265 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16267 2009-05-15 Ian Lance Taylor <iant@google.com>
16269 * alias.c (struct alias_set_entry_d): Rename from struct
16270 alias_set_entry. Change all uses.
16271 * except.c (struct call_site_record_d): Rename from struct
16272 call_site_record. Change all uses.
16273 * except.h (struct eh_region_d): Rename from struct eh_region.
16275 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16277 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16278 ivtype_map_elt. Change all uses.
16279 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16281 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16282 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16284 (struct sese_d): Rename from struct sese. Change all uses.
16285 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16286 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16287 * optabs.h (struct optab_d): Rename from struct optab. Change all
16289 (struct convert_optab_d): Rename from struct convert_optab.
16291 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16292 ipa_opt_pass. Change all uses.
16293 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16296 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16297 defined as a typedef.
16298 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16301 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16304 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16306 (merge_ranges): Returns bool.
16307 * tree.h (make_range): .. to here.
16308 (build_range_check): Likewise.
16309 (merge_ranges): Likewise. Renamed from merge_ranges.
16310 * c-typeck.c (parser_build_binary_op): Update calls to
16311 warn_logical_operator.
16312 * c-common.c (warn_logical_operator): Add new warning.
16313 * c-common.h (warn_logical_operator): Update declaration.
16315 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16317 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16319 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16321 * doc/install.texi: Document MPC requirements, flags etc.
16323 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16324 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16325 Evaluate constant arguments.
16326 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16327 (fold_builtin_1): Likewise, also evaluate constant arguments.
16328 Remove superfluous break.
16329 (do_mpc_ckconv): New.
16330 * real.h: Include mpc.h.
16331 * toplev.c (print_version): Output MPC version info if available.
16333 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16335 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16337 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16339 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16342 2009-05-15 Jan Hubicka <jh@suse.cz>
16344 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16345 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16346 (try_inline): Fix return value.
16347 (cgraph_decide_inlining_incrementally): Honor new value.
16348 (cgraph_early_inlining): Handle indirect inlining.
16349 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16351 2009-05-15 Jan Hubicka <jh@suse.cz>
16353 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16354 * cgraphunit.c (cgraph_finalize_function): Set it.
16355 (cgraph_expand_function): Use it.
16357 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16359 * real.c (encode_ieee_half): Define.
16360 (decode_ieee_half): Define.
16361 (ieee_half_format): Define.
16362 (arm_half_format): Define.
16363 * real.h (ieee_half_format): Declare.
16364 (arm_half_format): Declare.
16366 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16368 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16369 swapped, and reversed optabs exist before trying to use them.
16371 2009-05-15 Paul Brook <paul@codesourcery.com>
16372 Sandra Loosemore <sandra@codesourcery.com>
16374 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16375 loads. Allow PRE_DEC.
16376 (output_move_neon): Handle PRE_DEC.
16377 (arm_print_operand): Add 'A' for neon structure loads.
16378 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16379 * config/arm/neon.md (neon_mov): Update comment.
16380 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16382 (Um): New constraint.
16384 2009-05-15 Jan Hubicka <jh@suse.cz>
16386 Revert the following patch until testsuite fallout is fixed:
16387 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16388 * cgraph.h (struct inline_summary): New filed self_wize,
16389 size_inlining_benefit, self_time and time_inlining_benefit.
16390 (struct cgraph_global_info): Replace insns by time ans size fields.
16391 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16392 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16393 (ipcp_update_callgraph): Do not touch function bodies.
16394 * ipa-inline.c: Include except.h
16395 (MAX_TIME): New constant.
16396 (overall_insns): Remove
16397 (overall_size, max_benefit): New static variables.
16398 (cgraph_estimate_time_after_inlining): New function.
16399 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16400 (cgraph_clone_inlined_nodes): Update size.
16401 (cgraph_mark_inline_edge): Update size.
16402 (cgraph_estimate_growth): Use size info.
16403 (cgraph_check_inline_limits): Check size.
16404 (cgraph_default_inline_p): Likewise.
16405 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16406 (cgraph_decide_recursive_inlining): Check size.
16407 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16409 (cgraph_decide_inlining): Likewise.
16410 (cgraph_decide_inlining_incrementally): Likewise; honor
16411 PARAM_EARLY_INLINING_INSNS.
16412 (likely_eliminated_by_inlining_p): New predicate.
16413 (estimate_function_body_sizes): New function.
16414 (compute_inline_parameters): Use it.
16415 * except.c (must_not_throw_labels): New function.
16416 * except.h (must_not_throw_labels): Declare.
16417 * tree-inline.c (init_inline_once): Kill inlining_weigths
16418 * tree-ssa-structalias.c: Avoid uninitialized warning.
16419 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16420 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16421 (PARAM_INLINE_CALL_COST): Remove.
16422 (PARAM_EARLY_INLINING_INSNS): New.
16424 2009-05-15 Richard Guenther <rguenther@suse.de>
16426 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16427 not TODO_update_ssa.
16429 2009-05-15 Richard Guenther <rguenther@suse.de>
16431 PR tree-optimization/39999
16432 * gimple.h (gimple_expr_type): Use the expression type looking
16433 through useless conversions.
16434 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16435 (vn_nary_op_insert_stmt): Likewise.
16436 (simplify_binary_expression): Likewise.
16438 2009-05-15 Richard Guenther <rguenther@suse.de>
16440 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16441 New options, enabled by default.
16442 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16444 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16445 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16446 * tree-ssa-structalias.c (gate_tree_pta): New function.
16447 (pass_build_alias): Use it.
16449 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16451 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16452 recurse on an invariant address if a conversion from a pointer
16453 type to a wider integer type is involved.
16455 2009-05-15 Jan Hubicka <jh@suse.cz>
16457 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16458 * cgraph.h (struct inline_summary): New filed self_wize,
16459 size_inlining_benefit, self_time and time_inlining_benefit.
16460 (struct cgraph_global_info): Replace insns by time ans size fields.
16461 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16462 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16463 (ipcp_update_callgraph): Do not touch function bodies.
16464 * ipa-inline.c: Include except.h
16465 (MAX_TIME): New constant.
16466 (overall_insns): Remove
16467 (overall_size, max_benefit): New static variables.
16468 (cgraph_estimate_time_after_inlining): New function.
16469 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16470 (cgraph_clone_inlined_nodes): Update size.
16471 (cgraph_mark_inline_edge): Update size.
16472 (cgraph_estimate_growth): Use size info.
16473 (cgraph_check_inline_limits): Check size.
16474 (cgraph_default_inline_p): Likewise.
16475 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16476 (cgraph_decide_recursive_inlining): Check size.
16477 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16479 (cgraph_decide_inlining): Likewise.
16480 (cgraph_decide_inlining_incrementally): Likewise; honor
16481 PARAM_EARLY_INLINING_INSNS.
16482 (likely_eliminated_by_inlining_p): New predicate.
16483 (estimate_function_body_sizes): New function.
16484 (compute_inline_parameters): Use it.
16485 * except.c (must_not_throw_labels): New function.
16486 * except.h (must_not_throw_labels): Declare.
16487 * tree-inline.c (init_inline_once): Kill inlining_weigths
16488 * tree-ssa-structalias.c: Avoid uninitialized warning.
16489 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16490 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16491 (PARAM_INLINE_CALL_COST): Remove.
16492 (PARAM_EARLY_INLINING_INSNS): New.
16493 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16494 (inline-call-cost): Remove.
16495 (early-inlining-insns): New.
16497 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16499 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16501 (print_int_cst_bounds_in_octal_p): Likewise.
16502 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16504 * dwarf2out.c (base_type_die): Likewise.
16505 (is_subrange_type): Delete.
16506 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16507 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16508 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16509 if the destination type is boolean.
16510 (build_range_check): Do not special-case subtypes.
16511 (fold_sign_changed_comparison): Likewise.
16512 (fold_unary): Likewise.
16513 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16514 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16515 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16516 * tree.c (subrange_type_for_debug_p): New predicate based on the
16517 former is_subrange_type.
16518 * tree.h (subrange_type_for_debug_p): Declare.
16519 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16520 (convert_affine_scev): Remove call to above function.
16521 (chrec_convert_aggressive): Likewise.
16522 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16523 false for conversions involving subtypes.
16524 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16525 (vrp_val_min): Likewise.
16526 (needs_overflow_infinity): Likewise.
16527 (extract_range_from_unary_expr): Likewise.
16529 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16531 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16532 * config/frv/frv.c: Likewise.
16533 * config/s390/s390.c: Likewise.
16534 * config/sparc/sparc.h: Likewise.
16535 * config/i386/i386.h: Likewise.
16536 * config/i386/i386.c: Likewise.
16537 * config/crx/crx.c: Likewise.
16538 * config/m68hc11/m68hc11.h: Likewise.
16539 * config/iq2000/iq2000.c: Likewise.
16540 * config/mn10300/mn10300.h: Likewise.
16541 * config/mn10300/mn10300.c: Likewise.
16542 * config/m68k/m68k.c: Likewise.
16543 * config/rs6000/rs6000.c: Likewise.
16544 * config/rs6000/xcoff.h: Likewise.
16545 * config/rs6000/linux64.h: Likewise.
16546 * config/rs6000/sysv4.h: Likewise.
16547 * config/score/score3.c: Likewise.
16548 * config/score/score7.c: Likewise.
16549 * config/score/score.c: Likewise.
16550 * config/arm/arm.md: Likewise.
16551 * config/mips/mips.c: Likewise.
16552 * config/mips/mips.md: Likewise.
16553 * config/bfin/bfin.h: Likewise.
16554 * config/pa/pa.c: Likewise.
16555 * config/pa/constraints.md: Likewise.
16557 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16558 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16559 * config/pdp11/pdp11.h: Use memory_address_p instead.
16561 2009-05-14 Ian Lance Taylor <iant@google.com>
16563 * passes.c (finish_optimization_passes): Change i to int.
16564 * plugin.c (plugins_active_p): Change event to int.
16565 (dump_active_plugins): Likewise.
16566 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16568 * tree.c (tree_range_check_failed): Change c to unsigned int.
16569 (omp_clause_range_check_failed): Likewise.
16570 (build_common_builtin_nodes): Change mode to int. Add cast.
16571 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16572 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16574 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16575 ++ or -- with a variable of enum type.
16577 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16580 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16582 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16584 * store-motion.c: Do not include params.h
16585 * Makefile.in: Fix dependencies for various files.
16587 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16589 * auto-inc-dec.c: Fix pass description, remove apparent
16590 accidental duplication.
16592 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16594 PR middle-end/40147
16595 * ipa-utils.h (memory_identifier_string): Moved to ...
16596 * tree.h (memory_identifier_string): Here. Add GTY(()).
16598 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16600 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16601 in the former documentation of...
16602 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16603 * ira-conflicts.c (get_dup_num): Use address_operand.
16604 * targhooks.c (default_legitimate_address_p): New.
16605 * targhooks.h (default_legitimate_address_p): New.
16606 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16608 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16609 * target.h (struct target): Add legitimate_address_p.
16610 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16611 (TARGET_INITIALIZER): Include it.
16613 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16614 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16615 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16616 (TARGET_LEGITIMATE_ADDRESS_P): New.
16618 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16619 (REG_OK_STRICT_P): Delete.
16620 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16621 (frv_legitimate_address_p_1): ... this.
16622 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16623 (frv_legitimate_address_p_1): ... the renamed old
16624 frv_legitimate_address_p.
16625 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16626 (TARGET_LEGITIMATE_ADDRESS_P): New.
16628 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16629 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16630 * config/s390/s390.c (legitimate_address_p): Rename to...
16631 (s390_legitimate_address_p): ... this, make static.
16632 (legitimize_address): Adjust call.
16633 (TARGET_LEGITIMATE_ADDRESS_P): New.
16634 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16636 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16637 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16638 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16639 (TARGET_LEGITIMATE_ADDRESS_P): New.
16641 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16642 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16643 * config/spu/spu.c (spu_legitimate_address): Rename to...
16644 (spu_legitimate_address_p): ... this, make static.
16645 (TARGET_LEGITIMATE_ADDRESS_P): New.
16647 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16648 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16649 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16650 (sparc_legitimate_address_p): ... this, make static and return bool.
16651 (legitimize_address): Adjust call.
16652 (TARGET_LEGITIMATE_ADDRESS_P): New.
16654 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16655 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16656 * config/i386/i386.c (legitimate_address_p): Rename to...
16657 (ix86_legitimate_address_p): ... this, make static.
16658 (constant_address_p): Move after it, adjust call.
16659 (TARGET_LEGITIMATE_ADDRESS_P): New.
16661 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16662 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16663 * config/avr/avr.c (legitimate_address_p): Rename to...
16664 (avr_legitimate_address_p): ... this, make static.
16665 (legitimize_address): Adjust call.
16666 (TARGET_LEGITIMATE_ADDRESS_P): New.
16668 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16669 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16670 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16671 (TARGET_LEGITIMATE_ADDRESS_P): New.
16673 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16674 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16675 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16676 (TARGET_LEGITIMATE_ADDRESS_P): New.
16678 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16679 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16681 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16683 (TARGET_LEGITIMATE_ADDRESS_P): New.
16685 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16686 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16688 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16690 (m68hc11_legitimate_address_p): ... this, make static.
16691 (go_if_legitimate_address_internal): Rename to...
16692 (m68hc11_legitimate_address_p_1): ... this.
16693 (legitimize_address): Adjust call.
16694 (TARGET_LEGITIMATE_ADDRESS_P): New.
16696 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16697 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16698 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16699 (TARGET_LEGITIMATE_ADDRESS_P): New.
16701 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16702 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16703 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16704 (mn10300_legitimate_address_p): ... this, make static.
16705 (TARGET_LEGITIMATE_ADDRESS_P): New.
16707 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16708 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16709 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16710 (TARGET_LEGITIMATE_ADDRESS_P): New.
16712 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16713 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16714 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16715 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16716 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16717 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16718 (rs6000_legitimate_address_p): ... this, make static.
16719 (TARGET_LEGITIMATE_ADDRESS_P): New.
16720 (REG_MODE_OK_FOR_BASE_P): Delete.
16721 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16723 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16724 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16726 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16727 static, adjust types.
16728 (TARGET_LEGITIMATE_ADDRESS_P): New.
16730 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16731 * config/score/score.c (score_address_p): Rename to...
16732 (score_legitimate_address_p): ... this.
16733 (TARGET_LEGITIMATE_ADDRESS_P): New.
16734 * config/score/score3.c (score3_address_p): Rename to...
16735 (score3_legitimate_address_p): ... this.
16736 * config/score/score7.c (score7_address_p): Rename to...
16737 (score7_legitimate_address_p): ... this.
16739 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16740 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16741 GO_IF_LEGITIMATE_ADDRESS): Delete.
16742 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16743 thumb2_legitimate_address_p): Delete.
16744 (arm_legitimate_address_p): Rename to...
16745 (arm_legitimate_address_outer_p): ... this.
16746 * config/arm/constraints.md ("Uq"): Adjust call.
16747 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16748 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16750 (arm_legitimate_address_outer_p): ... this.
16751 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16753 (TARGET_LEGITIMATE_ADDRESS_P): New.
16755 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16756 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16757 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16758 (TARGET_LEGITIMATE_ADDRESS_P): New.
16760 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16761 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16762 * config/vax/vax.c (legitimate_address_p): Rename to...
16763 (vax_legitimate_address_p): ... this, make static.
16764 (TARGET_LEGITIMATE_ADDRESS_P): New.
16766 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16767 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16768 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16769 (TARGET_LEGITIMATE_ADDRESS_P): New.
16771 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16772 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16773 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16774 (mmix_legitimate_address_p): ... this, make static.
16775 (TARGET_LEGITIMATE_ADDRESS_P): New.
16777 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16778 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16779 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16780 (TARGET_LEGITIMATE_ADDRESS_P): New.
16782 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16784 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16785 of MODE_COMPLEX_INT.
16787 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16789 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16790 LCT_NORMAL in function call.
16791 * mips-tdump.c (print_file_desc): Add cast to enum type.
16792 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16793 (mark_stabs): Add casts to enum types.
16794 (parse_stabs_common): Add casts to enum types.
16796 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16798 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16799 Check for invalid values of LETTER.
16801 2009-05-13 Taras Glek <tglek@mozilla.com>
16803 * attribs.c (register_attribute): moved out attribute registration
16804 into register_attribute.
16805 * doc/plugins.texi: Documented register_attribute and
16807 * gcc-plugin.h: Added forward decl for register_attribute.
16808 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16809 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16810 PLUGIN_ATTRIBUTES boilerplate.
16812 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16814 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16815 values even in sentinel and empty entries.
16816 (ms_printf_flag_specs): Likewise.
16817 (ms_scanf_flag_specs): Likewise.
16818 (ms_strftime_flag_specs): Likewise.
16819 (ms_print_char_table): Likewise.
16820 (ms_scan_char_table): Likewise.
16821 (ms_time_char_table): Likewise.
16823 2009-05-13 Doug Kwan <dougkwan@google.com>
16825 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16827 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16829 * config/mips/mips.md (store): Add attributes for QI and HI.
16831 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16832 (truncdi<mode>2): ... this new pattern.
16834 2009-05-13 Brad Hards <bradh@kde.org>
16836 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16838 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16839 Ben Elliston <bje@au.ibm.com>
16841 PR middle-end/40035
16842 * dse.c (check_mem_read_rtx): Guard against width == -1.
16844 2009-05-13 Michael Matz <matz@suse.de>
16846 PR middle-end/39976
16847 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16848 (trivially_conflicts_p): New function.
16849 (insert_backedge_copies): Use it.
16851 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16853 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16854 (handle_stdc_pragma): Use new enum constant names.
16855 (handle_pragma_float_const_decimal64): Ditto.
16857 2009-05-13 Ian Lance Taylor <iant@google.com>
16859 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16862 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16864 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16865 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16867 * config/m68k/m68k.h (FL_UCLINUX): Define.
16869 2009-05-13 Jan Hubicka <jh@suse.cz>
16871 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16873 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16875 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16876 unless -fschedule-insns is specified.
16878 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16881 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16882 TARGET_EXPAND_CBRANCHDI4.
16883 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16884 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16885 (cmpeqdi): Fix comment.
16887 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16889 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16890 (sh_legitimate_address_p): Likewise.
16891 * config/sh/sh.c (sh_legitimate_index_p): New.
16892 (sh_legitimate_address_p): Likewise.
16893 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16894 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16895 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16896 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16897 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16898 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16899 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16900 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16901 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16903 2009-05-12 Jan Hubicka <jh@suse.cz>
16905 * tree-inline.c (estimate_operator_cost): Add operands;
16906 when division happens by constant, it is cheap.
16907 (estimate_num_insns): Loads and stores are not having cost of 0;
16908 EH magic stuff is cheap; when computing runtime cost of switch,
16909 use log2 base of amount of its cases; builtin_expect has cost of 0;
16910 compute cost for moving return value of call.
16911 (init_inline_once): Initialize time_based flags.
16912 * tree-inline.h (eni_weights_d): Add time_based flag.
16914 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16916 * df-core.c: Update head documentation.
16918 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16921 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16922 shadowing exisiting variable op1.
16924 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16927 * config/i386/driver-i386.c (processor_signatures): New enum.
16928 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16929 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16930 processor signature to detect geode processor.
16932 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16936 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16938 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16939 causes spurious differences between trunk and cond-optab branch.
16941 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16943 * dojump.c (compare_from_rtx): Delete.
16944 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16945 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16946 if the comparison does not satisfy the predicate; test predicates for
16947 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16948 further if one existing pattern fails.
16949 * expr.h (compare_from_rtx): Delete.
16950 (prepare_operand): Declare it.
16951 * optabs.c: Change "lib call" to "libcall" throughout.
16952 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16953 HAVE_conditional_trap, emit_cmp_insn): Delete.
16954 (can_compare_p): Delete cmp_optab case.
16955 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16956 Accept other parameters by value.
16957 (prepare_operand): Make non-static.
16958 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16959 other parameters by value. Try to widen operands here based on
16960 an optab_methods argument and looking at cbranch_optab.
16961 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16962 loop. Use cbranch_optab directly.
16963 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16964 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16966 (emit_conditional_move, emit_conditional_add): Inline what's needed
16967 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16968 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16969 with COMPARE. Move cmov_optab and cstore_optab above
16970 with cbranch_optab, move cmp_optab down with ucmp_optab,
16971 remove tst_otpab. Do not initialize trap_rtx.
16972 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16973 for trap code. Do not check HAVE_conditional_trap. Use
16974 prepare_cmp_insn. Accept no predicate for operand 3.
16975 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16976 (OTI_ctrap, ctrap_optab): New.
16977 (tst_optab): Delete.
16978 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16979 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16980 with lookup of ctrap_optab.
16981 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16983 (ctrap_optab): New.
16985 * combine.c (combine_simplify_rtx, simplify_set): Do not
16986 special case comparing against zero for cc0 machines.
16987 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16988 COMPARE on cc0 machines.
16989 (simplify_relational_operation): Return a new expression when
16990 a COMPARE could be removed.
16991 * final.c (final_scan_insn): Compare cc_status values
16992 against LHS of a (compare FOO (const_int 0)) cc0 source.
16993 Also check if cc_status.value is the full compare.
16995 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16996 (cstoreMM4): Document.
16997 (conditional_trap): Document ctrapMM4 instead.
16998 (sync_compare_and_swapMM): Refer to cbranchcc4.
16999 (Dependent Patterns): Eliminate obsolete information referring to
17000 the old jump optimization phase.
17001 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17002 of compares with 0 on cc0 machines.
17003 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17004 avoiding references to cc0. Remove text about storing operands
17006 * doc/tm.texi (Condition Codes): Include blurb on different
17007 condition code representations, separate into subsections for
17008 CC0, MODE_CC and conditional execution.
17010 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17011 alpha_emit_setcc): Accept operands and a machine mode.
17012 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17013 Get code/op0/op1 from operands, use machine mode argument
17014 instead of alpha_compare.fp_p. Emit the branch here.
17015 (alpha_emit_setcc): Likewise, and return boolean.
17016 (alpha_emit_conditional_move): Likewise. Assert that
17017 cmp_op_mode == cmp_mode, and simplify accordingly.
17018 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17019 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17020 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17022 (stack probe test): Use cbranchdi4.
17023 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17025 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17026 * config/arc/arc.h (movsicc, movsfcc): Use it.
17027 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17028 (cbranchsi4, cstoresi4): New.
17029 (cmpsi, bCC and sCC expanders): Remove.
17031 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17032 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17033 * config/arm/predicates.md (arm_comparison_operator): Only include
17034 floating-point operators if there is a hardware floating-point unit.
17035 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17036 deferring to cbranch_cc and cstore_cc respectively.
17037 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17038 cbranch_cc, cstore_cc): New.
17039 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17041 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17043 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17044 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17046 (adjust_insn_length): Adjust calls.
17047 (avr_reorg): Handle (compare (foo) (const_int 0)).
17048 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17049 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17050 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17051 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17053 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17054 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17056 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17057 (cbranchsi4, cstorebi4, cstoresi4): New.
17058 (movbisi): This insn is duplicate, split it to zero_extend.
17059 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17060 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17061 (bfin_optimize_loop): Use cbranch expander.
17062 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17063 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17064 (bfin_bimode_comparison_operator): ... this.
17065 (bfin_direct_comparison_operator): New.
17067 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17068 inside (compare FOO (const_int 0)).
17069 (cris_rtx_costs): Handle ZERO_EXTRACT.
17070 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17071 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17072 (*tstdi_v32): Delete.
17073 (*cmpdi_non_v32): Add M alternative for operand 1.
17074 (cmpsi, cmp<mode>): Make private.
17075 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17077 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17079 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17080 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17081 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17082 (cc_reg_operand): New.
17083 (any_cond): Delete.
17084 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17085 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17086 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17087 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17088 crx_expand_scond): Delete.
17090 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17092 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17093 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17095 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17096 cstoresi4, cstoresf4, cstoredf4): New.
17097 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17098 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17099 Receive the entire operands array.
17100 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17101 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17102 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17103 Get test/op0/op1 from the operands array.
17104 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17106 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17107 (h8300_expand_store): New.
17108 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17110 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17111 (h8300_expand_store): New.
17112 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17113 or do not try to produce (set (cc0) REG).
17114 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17115 change a compare into a move to a scratch register. Disable some
17116 peepholes when comparing with zero.
17117 (tstsi, tsthi, tstsi, cmpqi): Make private.
17119 (bCC, sCC): Delete.
17120 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17123 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17124 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17125 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17126 (ix86_emit_i387_log1p): Use cbranchxf2.
17127 (ix86_expand_setcc): Return void.
17128 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17129 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17130 cmp<MODEF>, cmpcc): Remove.
17131 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17132 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17133 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17134 (sCC and bCC expanders): Remove.
17135 (stack_protect_test): Use cbranchcc4.
17137 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17139 (ia64_expand_compare): Accept three rtx by reference and return void.
17140 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17141 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17142 from *expr. Update *expr with the BImode comparison to do.
17143 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17144 cmptf, bCC, sCC, conditional_trap): Delete.
17145 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17146 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17147 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17148 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17149 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17151 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17152 type of last argument.
17153 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17154 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17155 use machine mode argument instead of branch_type. Remove dead
17156 code for floating-point comparisons.
17157 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17158 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17160 (cbranchsi4, cstoresi4): New.
17161 * config/iq2000/predicates.md (reg_or_const_operand): New.
17163 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17164 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17165 (b<code>_op): Rewrite to...
17166 (bcc_op): ... this, using match_operator.
17167 (s<code>_op): Rewrite to...
17168 (scc_op): ... this, using match_operator.
17169 (s<code>_24_op): Rewrite to...
17170 (scc_op_24): ... this, using match_operator.
17171 (s<code>_<mode>): Rewrite to...
17172 (cstore<mode>4): ... this, using match_operator.
17173 (s<code>_<mode>_24): Rewrite to...
17174 (cstore<mode>4_24): ... this, using match_operator.
17175 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17176 m32c_unpend_compare, m32c_expand_scc): Delete.
17177 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17178 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17179 (m32c_expand_movcc): Change NE to EQ if necessary.
17180 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17182 * config/m32r/m32r-protos.h (gen_cond_store): New.
17183 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17184 (gen_cond_store): New, from sCC patterns.
17185 (m32r_expand_block_move): Use cbranchsi4.
17186 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17187 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17188 (cbranchsi4, cstoresi4): New.
17190 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17192 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17193 (m68hc11_notice_update_cc): Look into a compare with 0.
17194 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17196 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17197 cmphi, cmpqi, bCC): Delete.
17198 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17199 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17200 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17203 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17204 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17205 * config/m68k/constraints.md (H): New.
17206 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17207 the define_insn below.
17208 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17209 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17210 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17211 patterns): Wrap RHS with COMPARE.
17212 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17213 (*cmpdi_internal): Name this pattern.
17214 (cmpdi): Change to define_insn.
17215 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17216 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17217 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17219 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17220 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17221 (conditional_trap): Change to...
17222 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17223 (*conditional_trap): Use the ordered_comparison_operator and
17224 const1_operand predicates.
17225 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17226 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17227 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17228 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17230 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17231 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17232 (mcore_gen_compare): New.
17233 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17234 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17235 (mcore_gen_compare): ... this.
17236 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17237 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17238 (stack probe pattern): Use cbranchsi4.
17240 * config/mips/predicates.md (mips_cstore_operator): New.
17241 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17242 * config/mips/mips.md (any_cond): Delete.
17243 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17245 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17246 fixuns_truncsfdi2): Use cbranch patterns.
17247 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17248 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17249 Adjust call to mips_expand_conditional_branch.
17250 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17252 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17253 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17254 * config/mips/mips.c (cmp_operands): Delete.
17255 (mips_emit_compare): Get comparison operands from *op0/*op1.
17256 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17257 that it succeeds. Use op0/op1 instead of cmp_operands.
17258 (mips_expand_conditional_branch, mips_expand_conditional_move,
17259 mips_expand_conditional_trap): Likewise.
17260 (mips_block_move_loop): Use cbranch patterns.
17261 * config/mips/mips.h (cmp_operands): Delete.
17263 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17264 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17265 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17266 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17267 (*cmpcc_folded): Rename to...
17268 (*cmpdi_folded): this.
17269 (*cmpcc): Rename to...
17271 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17274 (cbranchdf4): New. Handle invalid comparisons here.
17275 * config/mmix/predicates.md (float_comparison_operator): New.
17277 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17278 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17279 * config/mn10300/mn10300.md (tst): Delete.
17280 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17281 Name these patterns and wrap RHS in a compare.
17282 (*cmpsi): Make this pattern private. Include tst.
17283 (*cmpsf): Make this pattern private.
17284 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17285 (compare with zero peepholes): Likewise.
17287 (cbranchsi4, cbranchsf4): New.
17288 (casesi): Use cbranchsi4.
17290 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17291 hppa_branch_type): Delete.
17292 (return_addr_rtx): Use cbranchsi4.
17293 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17294 Emit CCFPmode comparison here.
17295 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17296 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17297 hppa_branch_type): Delete.
17298 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17299 (movsicc, movdicc): Remove references to hppa_compare_op0,
17300 hppa_compare_op1 and compare_from_rtx.
17301 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17302 (casesi): Use cbranchsi4.
17304 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17305 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17306 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17307 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17308 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17310 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17311 (*branch, *branch_inverted): New.
17313 * config/picochip/picochip.md (cbranchhi4): Use
17314 ordered_comparison_operator.
17315 (cmphi, bCC): Remove.
17317 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17318 (trap_comparison_operator): Delete.
17319 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17320 rs6000_emit_cbranch): Accept mode and operands.
17321 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17322 rs6000_compare_fp_p): Delete.
17323 (rs6000_generate_compare): Accept mode and comparison. Extract code
17324 and op0/op1 from there. Replace references to rs6000_compare_op0
17325 and rs6000_compare_op1.
17326 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17327 extract result from passed operands.
17328 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17329 extract loc from passed operands.
17330 (rs6000_emit_cmove): Likewise.
17331 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17332 rs6000_compare_fp_p): Delete.
17333 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17334 (cbranch<GPR>4, cbranch<FP>4): New.
17335 (cstore<mode>4): New. Consolidate here all choices about when to use
17336 portable or specialized sCC sequences.
17337 (stack_protect_test): Use cbranchsi4.
17338 (conditional_trap): Replace with ctrap<GPR>4.
17339 (conditional trap insn): Replace trap_comparison_operator with
17340 ordered_comparison_operator.
17342 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17343 (s390_emit_prologue): Use ctrap.
17344 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17345 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17346 New predicates replacing...
17347 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17348 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17349 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17350 (add<mode>cc): Do not use s390_compare_op0/op1.
17351 (s<code>): Change to...
17352 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17353 (seq): Change to...
17354 (cstorecc4): ... this. Handle EQ or NE equally.
17355 (*sne): Un-privatize for use in cstorecc4.
17356 (b<code>): Change to...
17357 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17358 (conditional_trap): Replace with...
17359 (ctrap<GPR>4, ctrap<FP>4): ... these.
17360 (stack_protect): Use cbranchcc4.
17362 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17363 * config/score/score-protos.h (score_gen_cmp): Delete.
17364 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17365 (score_block_move-loop): Use cbranchsi4.
17366 * config/score/score.md (cbranchsi4): New.
17367 (cmpsi, bCC): Delete.
17368 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17369 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17370 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17371 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17372 * config/score/score3.h (score3_gen_cmp): Delete.
17373 * config/score/score7.h (score7_gen_cmp): Delete.
17375 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17376 (sh_emit_scc_to_t): ... this. Return void.
17377 (from_compare): Rename to...
17378 (sh_emit_compare_and_branch): ... this.
17379 (sh_emit_compare_and_set): New.
17380 (sh_expand_t_scc): Accept operands.
17381 * config/sh/predicates.md (sh_float_comparison_operator): New.
17382 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17383 (prepare_scc_operands): Rename to...
17384 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17386 (sh_emit_cheap_store_flag): New.
17387 (sh_emit_set_t_insn): New.
17388 (from_compare): Rename to...
17389 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17390 handling of TARGET_SH2E floating point to avoid recursive call.
17391 Generate branch here.
17392 (sh_emit_compare_and_set): New.
17393 (sh_expand_t_scc): Get op0/op1 from arguments.
17394 (sh_emit_cheap_store_flag): New.
17395 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17397 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17398 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17399 (movsicc, movdicc): Do nothing when it recreated operands from
17400 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17401 prepare_scc_operands (now sh_emit_scc_to_t).
17402 (udivdi3): Use cstoresi4.
17403 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17404 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17405 (cbranchint4_media, cbranchfp4_media): New.
17406 (casesi): Use cbranchdi4.
17407 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17409 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17410 (movnegt): Remove second operand.
17411 (cbranchsf4, cbranchdf4): New.
17412 (stack_protect): Use cbranchdi4/cbranchsi4.
17414 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17415 (gen_compare_reg): Accept comparison, extract part of it to...
17416 (gen_compare_reg_1): ... this.
17417 (gen_compare_operator): Delete.
17418 (gen_v9_scc): Accept separate destination, comparison code and arms.
17419 Do not use sparc_compare_op0/sparc_compare_op1.
17420 (emit_scc_insn, emit_conditional_branch_insn): New.
17421 (emit_v9_brxx): Make static. Remove useless assertion.
17422 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17424 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17425 * config/sparc/sparc-protos.h (gen_compare_reg,
17426 sparc_emit_float_lib_cmp): Adjust prototype.
17427 (emit_scc_insn, emit_conditional_branch_insn): New.
17428 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17429 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17430 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17431 iterators to the top.
17432 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17433 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17434 snedi_special_trunc): Delete.
17435 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17436 and snedi_special_trunc.
17437 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17438 cbranchdi4, cbranch<F:mode>4): New.
17439 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17440 here. Use gen_compare_reg instead of gen_compare_operator.
17441 (conditional_trap): Replace with...
17442 (ctrapsi4, ctrapdi4): ... this.
17443 (stack_protect_test): Use cbranchcc4.
17445 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17447 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17448 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17449 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17450 from operands[0] or operands[3] depending on is_set.
17451 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17452 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17453 cmpdf, bCC), sCC: Remove.
17454 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17455 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17457 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17458 spu_emit_branch_or_set.
17460 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17462 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17463 xstormy16_compare_op1): Delete.
17464 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17465 xstormy16_compare_op1): Delete.
17466 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17468 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17469 (cmphi, cmpsi, bCC): Remove.
17471 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17472 (*cmpsi): ... this one.
17473 (cbranchsi4, cstoresi4): New.
17474 (bCC expanders): Delete.
17475 (sCC insns): Fold into...
17476 (*setcc): ... this one.
17477 (casesi): Do not use gen_cmpsi and gen_bgtu.
17478 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17479 (movsicc): Simplify.
17480 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17482 * config/vax/vax-protos.h (cond_name): New.
17483 (vax_output_conditional_branch): Remove.
17484 * config/vax/vax.c (cond_name): New.
17485 (vax_output_conditional_branch): Remove.
17486 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17487 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17488 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17489 (bit<VAXint>): Wrap source with (compare).
17490 (b<code> and following unnamed pattern): Rename to *branch and
17491 *branch_reversed. Change macroization to match_operator.
17492 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17494 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17495 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17496 Change last argument to machine_mode.
17497 (xtensa_expand_scc): Add machine_mode argument.
17498 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17499 (gen_conditional_move, xtensa_expand_conditional_branch,
17500 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17501 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17502 Adjust operand numbers.
17503 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17505 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17506 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17507 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17509 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17511 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17512 causes spurious differences between trunk and cond-optab branch.
17514 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17517 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17519 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17521 * tree.c (iterative_hash_pointer): Delete.
17522 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17523 Hash UIDs and versions of SSA names. Don't special-case built-in
17524 function declarations.
17526 2009-05-11 Ian Lance Taylor <iant@google.com>
17529 * graphite.c: Force -Wc++-compat to only be a warning before
17530 #including "cloog/cloog.h".
17532 2009-05-11 Martin Jambor <mjambor@suse.cz>
17534 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17536 2009-05-11 Jan Hubicka <jh@suse.cz>
17538 * tree-ssa-loop-ivcanon.c: Include target.h
17539 (struct loop_size): new structure.
17540 (constant_after_peeling): New predicate.
17541 (tree_estimate_loop_size): New function.
17542 (estimated_unrolled_size): Rewrite for new estimates.
17543 (try_unroll_loop_completely): Use new estimates.
17544 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17546 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17548 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17549 libcpp interface change.
17550 (spu_macro_to_expand): Likewise.
17552 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17554 PR tree-optimization/40026
17555 * gimplify.c (gimplify_init_constructor): Change initial conditional
17556 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17557 optimize_compound_literals_in_ctor.
17559 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17561 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17563 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17565 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17567 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17568 HOST_WIDE_INT for gap.
17570 2009-05-11 Ira Rosen <irar@il.ibm.com>
17572 PR tree-optimization/40074
17573 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17574 account in group size and step comparison.
17576 2009-05-11 Richard Guenther <rguenther@suse.de>
17578 * passes.c (init_optimization_passes): Strip now incorrect comment.
17579 (execute_function_todo): Do not set PROP_alias.
17580 * tree-pass.h (PROP_alias): Remove.
17581 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17582 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17583 * tree-nrv.c (pass_return_slot): Likewise.
17584 * tree-object-size.c (pass_object_sizes): Likewise.
17585 * tree-ssa-dom.c (pass_dominator): Likewise.
17586 (pass_phi_only_cprop): Likewise.
17587 * tree-ssa-dse.c (pass_dse): Likewise.
17588 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17589 (pass_cselim): Likewise.
17590 * tree-ssa-pre.c (pass_pre): Likewise.
17591 (pass_fre): Likewise.
17592 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17593 * tree-ssa-sink.c (pass_sink_code): Likewise.
17594 * tree-stdarg.c (pass_stdarg): Likewise.
17595 * tree-tailcall.c (pass_tail_calls): Likewise.
17596 * tree-vrp.c (pass_vrp): Likewise.
17598 2009-05-10 Ian Lance Taylor <iant@google.com>
17600 * basic-block.h (enum profile_status): Break out of struct
17601 control_flow_graph.
17602 * cgraph.h (struct inline_summary): Break out of struct
17604 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17605 of struct cgraph_order_sort.
17606 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17607 * cse.c (struct branch_path): Break out of struct
17608 cse_basic_block_data.
17609 * except.h (enum eh_region_type): Break out of struct eh_region.
17610 * gcc.c (enum add_del): Break out of struct modify_target.
17611 * genrecog.c (enum decision_type): Break out of struct decision_test.
17612 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17614 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17615 * regmove.c (enum match_use): New enum, broken out of struct match.
17616 * sched-int.h (enum post_call_group): New enum, broken out of
17618 (struct deps_reg): Break out of struct deps.
17619 * target.h (struct asm_int_op): Break out of struct gcc_target.
17620 * tree-eh.c (struct goto_queue_node): Break out of struct
17622 * tree-inline.h (enum copy_body_cge_which): Break out of
17624 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17626 * c-decl.c (in_struct, struct_types): New static variables.
17627 (pushtag): Add loc parameter. Change all callers.
17628 (lookup_tag): Add ploc parameter. Change all callers.
17629 (check_compound_literal_type): New function.
17630 (parser_xref_tag): Add loc parameter. Change all callers. If
17631 -Wc++-compat, warn about struct/union/enum types defined within a
17633 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17634 and loc parameters. Change all callers. Change error calls to
17635 error_at, using loc. For a redefinition, if the location of the
17636 original definition is known, report it. Set in_struct and
17637 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17638 (finish_struct): Add new parameters enclosing_in_struct and
17639 enclosing_struct_types. Change all callers. Set
17640 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17641 in the struct. If in a struct, add this struct to struct_types.
17642 (start_enum): Add loc parameter. Change all callers. Use
17643 error_at for errors, using loc. For a redefinition, if the
17644 location of the original definition is known, report it. If in a
17645 struct, add this enum type to struct_types. If -Wc++-compat warn
17646 if in sizeof, typeof, or alignof.
17647 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17648 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17649 (c_parser_enum_specifier): Get enum location for start_enum.
17650 (c_parser_struct_or_union_specifier): Get struct location for
17651 start_struct. Save in_struct and struct_types status between
17652 start_struct and finish_struct.
17653 (c_parser_cast_expression): Get location of cast.
17654 (c_parser_alignof_expression): Get location of type.
17655 (c_parser_postfix_expression): Likewise.
17656 (c_parser_postfix_expression_after_paren_type): Add type_loc
17657 parameter. Change all callers. Call check_compound_literal_type.
17658 Use type_loc for error about variable size type.
17659 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17660 of an enum constant from an enum type defined in a struct or union.
17661 (c_cast_expr): Add loc parameter. Change all callers. If
17662 -Wc++-compat, warn about defining a type in a cast.
17663 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17664 (start_enum, start_struct, finish_struct): Update declarations.
17665 (parser_xref_tag, c_cast_expr): Update declarations.
17666 (check_compound_literal_type): Declare.
17668 2009-05-11 Ben Elliston <bje@au.ibm.com>
17670 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17671 for recent libcpp interface change.
17672 (rs6000_macro_to_expand): Likewise.
17674 2009-05-10 Michael Matz <matz@suse.de>
17677 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17678 not at entry of function.
17680 2009-05-10 Richard Guenther <rguenther@suse.de>
17682 PR tree-optimization/40081
17684 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17685 using the main variant of the element type. Do not fiddle with
17686 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17688 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17689 structs with volatile fields.
17691 2009-05-10 Jan Hubicka <jh@suse.cz>
17693 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17694 (estimate_move_cost): Assert that it does not get called for
17696 (estimate_num_insns): Skip VOID types in argument handling.
17697 (optimize_inline_calls): Delete unreachable blocks and verify that
17698 callgraph is valid.
17700 2009-05-10 Jan Hubicka <jh@suse.cz>
17702 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17703 * cgraph.c (cgraph_mark_address_taken_node): New function.
17704 (dump_cgraph_node): Dump new flag.
17705 * cgraph.h (struct cgraph_node): Add address_taken.
17706 (cgraph_mark_address_taken_node): New function.
17707 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17708 since new direct calls can be born.
17710 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17712 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17713 tok->val.node.node.
17715 2009-05-10 Jan Hubicka <jh@suse.cz>
17717 PR middle-end/40084
17718 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17720 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17721 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17722 * tree-inline.c (copy_bb): Set frequency correctly.
17723 (fold_marked_statements): Update call to
17724 cgraph_update_edges_for_call_stmt.
17726 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17728 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17729 identifiers in diagnostics.
17730 * config/arm/arm.c (arm_handle_fndecl_attribute,
17731 arm_handle_isr_attribute): Likewise.
17732 * config/avr/avr.c (avr_handle_progmem_attribute,
17733 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17734 * config/bfin/bfin.c (handle_int_attribute,
17735 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17736 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17737 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17739 * config/darwin.c (darwin_handle_kext_attribute,
17740 darwin_handle_weak_import_attribute): Likewise.
17741 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17742 h8300_handle_eightbit_data_attribute,
17743 h8300_handle_tiny_data_attribute): Likewise.
17744 * config/i386/i386.c (ix86_handle_cconv_attribute,
17745 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17746 * config/i386/winnt.c (ix86_handle_shared_attribute,
17747 ix86_handle_selectany_attribute): Likewise.
17748 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17749 * config/m32c/m32c.c (function_vector_handler): Likewise.
17750 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17751 m68hc11_handle_fntype_attribute): Likewise.
17752 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17753 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17754 * config/mips/mips.c (mips_insert_attributes,
17755 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17756 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17757 rs6000_handle_struct_attribute): Likewise.
17758 * config/sh/sh.c (sh_insert_attributes,
17759 sh_handle_resbank_handler_attribute,
17760 sh_handle_interrupt_handler_attribute,
17761 sh2a_handle_function_vector_handler_attribute,
17762 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17764 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17765 * config/spu/spu.c (spu_handle_fndecl_attribute,
17766 spu_handle_vector_attribute): Likewise.
17767 * config/stormy16/stormy16.c
17768 (xstormy16_handle_interrupt_attribute): Likewise.
17769 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17770 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17772 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17774 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17775 (pp_translate_identifiers): New.
17776 (pp_identifier): Only conditionally translate identifier to locale
17778 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17779 (pp_base_tree_identifier): Only conditionally translate identifier
17780 to locale character set.
17781 * c-pretty-print.c (M_): Define.
17782 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17783 fragments for conditional translation with M_.
17784 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17785 identifier translation.
17787 2009-05-10 Richard Guenther <rguenther@suse.de>
17789 PR tree-optimization/40081
17790 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17791 using the main variant of the element type. Do not fiddle with
17792 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17794 2009-05-09 Jan Hubicka <jh@suse.cz>
17796 PR middle-end/40080
17797 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17798 indirect calls; verify cgraph afterwards.
17800 2009-05-09 Jan Hubicka <jh@suse.cz>
17803 * ipa.c (update_inlined_to_pointer): New function.
17804 (cgraph_remove_unreachable_nodes): Use it.
17806 2009-05-09 Jan Hubicka <jh@suse.cz>
17808 * tree-eh.c (struct leh_state): Remove prev_try.
17809 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17810 not track prev_try.
17811 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17812 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17813 remove_eh_handler_and_replace, foreach_reachable_handler,
17814 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17815 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17816 (gen_eh_region_cleanup): Update prototype.
17818 2009-05-09 Jan Hubicka <jh@suse.cz>
17820 PR middle-end/40043
17821 * except.c (copy_eh_region): Always set prev_try.
17822 (redirect_eh_edge_to_label): Find outer try.
17823 (foreach_reachable_handler): When looking for prev try
17824 handle case where previous try is not going to be taken.
17826 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17828 PR tree-optimization/40049
17829 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17830 only vector/vector shifts, convert the type of the constant to the
17831 appropriate type to avoid building incorrect trees, which
17832 eventually have problems with garbage collection.
17834 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17836 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17837 -1 for complex floating-point types if honoring signed zeros.
17839 2009-05-08 Jan Hubicka <jh@suse.cz>
17841 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17842 argument; handle correctly when profile is absent.
17843 (build_cgraph_edges): Update.
17844 (rebuild_cgraph_edges): Update.
17845 * cgraph.c: Do not include varray.h.
17846 (cgraph_set_call_stmt_including_clones): New function.
17847 (cgraph_create_edge_including_clones): Likewise
17848 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17849 (cgraph_update_edges_for_call_stmt): Handle clones.
17850 (cgraph_remove_node): Handle clone tree.
17851 (cgraph_remove_node_and_inline_clones): New function.
17852 (dump_cgraph_node): Dump clone tree.
17853 (cgraph_clone_node): Handle clone tree.
17854 (clone_function_name): Bring here from tree-inline.c.
17855 (cgraph_create_virtual_clone): New function.
17856 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17857 (cgraph_clone_info): New function.
17858 (strut cgraph_node): Add clone_info and new clone tree pointers.
17859 (cgraph_remove_node_and_inline_clones,
17860 cgraph_set_call_stmt_including_clones,
17861 cgraph_create_edge_including_clones,
17862 cgraph_create_virtual_clone): Declare.
17863 (cgraph_function_versioning): Use VEC argument.
17864 (compute_call_stmt_bb_frequency): Update prototype.
17865 (cgraph_materialize_all_clones): New function.
17866 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17867 (ipcp_create_replace_map): Update to VECtors.
17868 (ipcp_update_callgraph): Use virtual clones.
17869 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17870 (ipcp_update_profiling): Do not update local profiling.
17871 (ipcp_insert_stage): Use VECtors and virtual clones.
17872 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17873 (clone_of_p): New function.
17874 (cgraph_preserve_function_body_p): Use clone tree.
17875 (cgraph_optimize): Materialize clones.
17876 (cgraph_function_versioning): Update for VECtors.
17877 (save_inline_function_body): Use clone tree.
17878 (cgraph_materialize_clone): New function.
17879 (cgraph_materialize_all_clones): Likewise.
17880 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17881 * ipa.c: Include gimple.h.
17882 (cgraph_remove_unreachable_nodes): Use clone tree.
17883 * ipa-prop.c (ipa_note_param_call): Update call to
17884 compute_call_stmt_bb_frequencycall.
17885 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17886 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17887 (copy_bb): Handle updating of clone tree; add new edge when new call
17889 (expand_call_inline): Be strict about every call having edge.
17890 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17891 (delete_unreachable_blocks_update_callgraph): New function.
17892 (tree_function_versioning): Use VECtors; always remove unreachable
17893 blocks and fold conditionals.
17894 * tree-inline.h: Do not include varray.h.
17895 (tree_function_versioning): Remove.
17896 * Makefile.in (GTFILES): Remove tree-inline.c
17897 * passes.c (do_per_function): Do only functions having body.
17898 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17901 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17902 Andrew Morrow <acm@google.com>
17905 * c-common.c (c_common_attribute_table): Permit deprecated
17906 attribute to take an optional argument.
17907 (handle_deprecated_attribute): If the optional argument to
17908 __attribute__((deprecated)) is not a string ignore the attribute
17909 and emit a warning.
17911 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17912 * c-typeck.c (build_component_ref): Likewise.
17913 (build_external_ref): Likewise.
17915 * toplev.c (warn_deprecated_use): Add an attribute argument.
17916 Emit the message associated with __attribute__((deprecated)).
17918 * toplev.h (warn_deprecated_use): Updated.
17920 * doc/extend.texi: Document new optional parameter to
17921 __attribute__((deprecated))
17923 2009-05-08 Michael Eager <eager@eagercon.com>
17925 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17926 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17928 2009-05-08 Richard Guenther <rguenther@suse.de>
17930 PR tree-optimization/40062
17931 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17932 Avoid exponential behavior.
17934 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17936 PR rtl-optimization/33928
17938 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17939 process_uses, build_single_def_use_links): New.
17940 (update_df): Update use_def_ref.
17941 (forward_propagate_into): Use get_def_for_use instead of use-def
17943 (fwprop_init): Call build_single_def_use_links and let it initialize
17945 (fwprop_done): Free use_def_ref.
17946 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17947 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17948 df_rd_simulate_one_insn): New.
17949 (df_rd_bb_local_compute_process_def): Update head comment.
17950 (df_chain_create_bb): Use the new RD simulation functions.
17951 * df.h (df_rd_simulate_artificial_defs_at_top,
17952 df_rd_simulate_one_insn): New.
17953 * opts.c (decode_options): Enable fwprop at -O1.
17954 * doc/invoke.texi (-fforward-propagate): Document this.
17956 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17959 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17960 and one complex operand specially.
17961 * tree-complex.c (some_nonzerop): Do not identify a real value as
17962 zero if flag_signed_zeros.
17964 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17966 PR rtl-optimization/33928
17967 * loop-invariant.c (record_use): Fix && vs. || mishap.
17969 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17971 PR rtl-optimization/33928
17972 * loop-invariant.c (struct use): Add addr_use_p.
17973 (struct def): Add n_addr_uses.
17974 (struct invariant): Add cheap_address.
17975 (create_new_invariant): Set cheap_address.
17976 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17977 (record_uses): Pass df_ref to record_use.
17978 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17981 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17983 * config/sh/sh.c: Do not include c-pragma.h.
17985 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17987 * config/spu/spu.c: Remove include of c-common.h.
17989 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17992 * c-common.h (mark_valid_location_for_stdc_pragma,
17993 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17994 clear_float_const_decimal64, float_const_decimal64_p): New.
17995 * c.opt (Wunsuffixed-float-constants): New.
17996 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17997 unsuffixed float constant, handle new warning.
17998 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17999 * c-decl.c (c_scope): New flag float_const_decimal64.
18000 (set_float_const_decimal64, clear_float_const_decimal64,
18001 float_const_decimal64_p): New.
18002 (push_scope): Set new flag.
18003 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18004 to use STDC pragmas.
18005 (c_parser_external_declaration): Ditto.
18006 (c_parser_compound_statement_nostart): Ditto.
18007 * c-pragma.c (valid_location_for_stdc_pragma,
18008 mark_valid_location_for_stdc_pragma,
18009 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18010 handle_pragma_float_const_decimal64): New.
18011 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18012 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18013 set_float_const_decimal64, clear_float_const_decimal64,
18014 float_const_decimal64_p): New dummy functions.
18015 * doc/extend.texi (Decimal Float): Remove statement that the
18016 pragma, and suffix for double constants, are not supported.
18017 * doc/invoke.texi (Warning Options): List new option.
18018 (-Wunsuffixed-float-constants): New.
18020 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18022 * config/i386/i386.c: Do not include c-common.h.
18024 2009-05-07 Mark Heffernan <meheff@google.com>
18026 * doc/invoke.texi (Debugging Options): Document change of debugging
18028 * opts.c (decode_options): Make dump_base_name relative to
18029 aux_base_name directory.
18031 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18033 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18034 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18036 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18038 * Makefile.in (install-plugin): Simplify a bit.
18040 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18042 * Makefile.in (OBJS-common): Add regcprop.o.
18044 * timevar.def (TV_CPROP_REGISTERS): New.
18045 * regrename.c (regrename_optimize): Return 0.
18046 (rest_of_handle_regrename): Delete.
18047 (pass_rename_registers): Point to regrename_optimize.
18048 (struct value_data_entry, struct value_data,
18049 kill_value_one_regno, kill_value_regno, kill_value,
18050 set_value_regno, init_value_data, kill_clobbered_value,
18051 kill_set_value, kill_autoinc_value, copy_value,
18052 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18053 replace_oldest_value_reg, replace_oldest_value_addr,
18054 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18055 debug_value_data, validate_value_data): Move...
18056 * regcprop.c: ... here.
18057 (rest_of_handle_cprop): Delete.
18058 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18060 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18062 PR middle-end/40057
18063 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18064 GEN_INT for 1 << bitnum.
18065 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18066 build_int_cst_type.
18068 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18070 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18071 Remove wrong description of "nand" operation.
18073 2009-05-06 Richard Guenther <rguenther@suse.de>
18074 Adam Nemet <anemet@caviumnetworks.com>
18076 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18077 comment. Add that if LHS is not a gimple register, then RHS1 has
18078 to be a single object (GIMPLE_SINGLE_RHS).
18080 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18082 * expr.c (get_def_for_expr): Move it up in the file.
18083 (store_field): When expanding a bit-field store, look at the
18084 defining gimple stmt for the masking conversion.
18086 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18088 PR middle-end/39986
18089 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18090 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18091 32-bit memcpy into long.
18093 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18095 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18096 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18098 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18099 instead of appending DW_OP_deref*.
18101 2009-05-06 Michael Matz <matz@suse.de>
18103 PR middle-end/40021
18104 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18105 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18107 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18109 * Makefile.in (install-plugin): Fix srcdir handling.
18111 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18113 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18114 when processing for not_regs_needed bitmap.
18115 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18116 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18117 handling it for rhs.
18119 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18121 * config/i386/i386.md (unnamed inc/dec peephole): Use
18122 optimize_insn_for_size_p instead of optimize_size.
18123 * config/i386/predicates.md (incdec_operand): Likewise.
18124 (aligned_operand): Likewise.
18125 * config/i386/sse.md (divv8sf3): Likewise.
18126 (sqrtv8sf2): Likewise.
18128 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18130 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18132 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18134 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18136 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18137 ssemodesuffixf2c with avxmodesuffixf2c.
18139 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18142 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18144 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18146 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18147 (struct tree_base): Adjust spacing for 8 bit boundaries.
18148 (struct tree_decl_common): Add decl_by_reference_flag bit.
18149 (DECL_BY_REFERENCE): Adjust.
18150 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18151 print DECL_BY_REFERENCE bit.
18152 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18153 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18154 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18155 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18158 PR middle-end/39666
18159 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18160 range of the type, but default label is missing, add it with one
18161 of the existing labels instead of adding a new label for it.
18163 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18167 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18169 * Makefile.in (enable_plugin, plugin_includedir): New.
18170 (install): Depend on install-plugin.
18171 (PLUGIN_HEADERS): New.
18172 (install-plugin): New.
18173 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18175 2009-05-05 Richard Guenther <rguenther@suse.de>
18177 PR tree-optimization/40022
18178 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18180 (phivn_valid_p): Fix tuplification error, simplify.
18181 (phiprop_insert_phi): Add dumps.
18182 (propagate_with_phi): Simplify.
18184 2009-05-05 Richard Guenther <rguenther@suse.de>
18186 PR middle-end/40023
18187 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18189 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18191 * tree.h (strip_float_extensions): Remove duplicate declaration.
18192 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18193 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18194 block_ultimate_origin): Rearrange the declarations line to match the
18195 comment that indicates the .c file which the functions are defined.
18196 (dwarf2out_*, set_decl_rtl): Add comment.
18197 (get_base_address): Adjust comment.
18198 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18199 declarations line and add comment.
18200 (is_builtin_name): Add blank after function name, for clarity.
18202 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18204 * attribs.c (decl_attributes): Use %qE for identifiers in
18206 * cgraphunit.c (verify_cgraph_node): Translate function names to
18207 locale character set in diagnostics.
18208 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18210 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18211 Document that functions are named in UTF-8.
18212 * expr.c (expand_expr_real_1): Translate function names to locale
18213 character set in diagnostics.
18214 * gimplify.c (omp_notice_variable, omp_is_private,
18215 gimplify_scan_omp_clauses): Use %qE for identifiers in
18217 * langhooks.c (lhd_print_error_function): Translate function names
18218 to locale character set.
18219 * langhooks.h (decl_printable_name): Document that return value is
18220 in internal character set.
18221 * stmt.c: Include pretty-print.h
18222 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18224 (resolve_operand_name_1): Translate named operand name to locale
18226 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18228 * toplev.c (announce_function): Translate function names to locale
18230 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18231 (default_tree_printer): Use pp_identifier or translate identifiers
18232 to locale character set. Mark "<anonymous>" for translation.
18233 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18234 for identifiers in diagnostics.
18235 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18237 * varasm.c (output_constructor): Use %qE for identifiers in
18240 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18242 * configure.ac: use ` ` instead of $()
18243 * configure: Regenerate.
18245 2009-05-05 Ben Elliston <bje@au.ibm.com>
18247 * config/pa/linux-atomic.c: Eliminate conditional include of
18248 errno.h on non-LP64 systems to simplify build requirements.
18250 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18252 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18254 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18255 and pass value to identifier_to_locale.
18256 (warn_variable_length_array): Make name a tree.
18257 (grokdeclarator): Separate diagnostic texts for named and unnamed
18258 declarators. Use %qE for named declarators.
18259 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18261 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18262 identifiers in diagnostics.
18263 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18264 identifier_to_locale. Mark "anonymous" strings for translation.
18266 2009-05-04 Michael Eager <eager@eagercon.com>
18268 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18269 address for DImode/DFmode only if double-precision FP regs.
18271 2009-05-04 Michael Eager <eager@eagercon.com>
18273 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18274 TARGET_SINGLE_FLOAT check.
18276 2009-05-04 Michael Eager <eager@eagercon.com>
18278 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18280 2009-05-04 Michael Eager <eager@eagercon.com>
18282 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18283 * config/rs6000/t-xilinx: New
18285 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18287 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18288 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18289 * gcc/explow.c (memory_address): Use target hook.
18290 * gcc/targhooks.c (default_legitimize_address): New.
18291 * gcc/targhooks.h (default_legitimize_address): New.
18292 * gcc/target.h (legitimize_address): New.
18293 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18294 (TARGET_INITIALIZER): Include it.
18295 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18297 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18298 * config/bfin/bfin.c (legitimize_address): Remove.
18299 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18300 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18302 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18303 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18305 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18306 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18307 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18308 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18309 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18310 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18311 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18312 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18313 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18314 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18315 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18316 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18317 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18318 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18319 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18320 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18321 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18322 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18323 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18324 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18325 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18326 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18327 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18329 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18330 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18331 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18332 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18333 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18334 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18335 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18336 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18337 (thumb_legitimize_address): Delete.
18338 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18339 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18340 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18341 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18342 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18343 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18345 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18348 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18349 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18350 * config/m32r/m32r.c (m32r_legitimize_address): New.
18351 * config/m68k/m68k.c (m68k_legitimize_address): New.
18352 * config/score/score.c (score_legitimize_address): Standardize.
18353 * config/score/score3.c (score3_legitimize_address): Standardize.
18354 * config/score/score3.h (score3_legitimize_address): Adjust.
18355 * config/score/score7.c (score7_legitimize_address): Standardize.
18356 * config/score/score7.h (score7_legitimize_address): Adjust.
18357 * config/sh/sh.c (sh_legitimize_address): New.
18358 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18360 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18361 (s390_legitimize_address): ... this.
18362 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18363 (sparc_legitimize_address): ... this.
18364 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18365 (ix86_legitimize_address): ... this.
18366 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18367 (avr_legitimize_address): ... this.
18368 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18369 (mn10300_legitimize_address): ... this.
18370 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18371 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18372 (alpha_expand_mov): Adjust call.
18374 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18375 * config/spu/spu.c (spu_legitimize_address): Likewise.
18376 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18377 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18379 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18381 * intl.c (locale_encoding, locale_utf8): New.
18382 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18383 * intl.h (locale_encoding, locale_utf8): Declare.
18384 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18385 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18387 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18389 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18390 (pp_base_tree_identifier): Declare as function.
18391 (identifier_to_locale): Declare.
18392 * Makefile.in (pretty-print.o): Update dependencies.
18393 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18395 2009-05-04 Richard Guenther <rguenther@suse.de>
18397 PR middle-end/40015
18398 * builtins.c (fold_builtin_memory_op): Do not decay to element
18399 type if the size matches the whole array.
18401 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18403 * expmed.c (synth_mult): When trying out a shift, pass the result
18406 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18408 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18409 (shiftsub1_cost): New.
18410 (init_expmed): Compute shiftsub1_cost.
18411 (synth_mult): Optimize multiplications by constants of the form
18412 -(2^^m-1) for some constant positive integer m.
18414 2009-05-03 Richard Guenther <rguenther@suse.de>
18417 * c-typeck.c (array_to_pointer_conversion): Do not built
18418 ADDR_EXPRs of arrays of pointer-to-element type.
18419 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18420 up wrong ADDR_EXPRs after-the-fact.
18421 * c-common.c (strict_aliasing_warning): Strip pointer
18422 conversions for obtaining the original type.
18423 * builtins.c (fold_builtin_memset): Handle array types.
18424 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18427 2009-05-03 Richard Guenther <rguenther@suse.de>
18429 PR middle-end/23329
18430 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18431 Do not lose casts from array types with unknown extent to array
18432 types with known extent.
18433 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18434 alias set compatibility.
18436 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18438 * flags.h (extra_warnings): Delete.
18439 * toplev.c (process_options): Handle Wuninitialized here.
18440 * opts.c (extra_warnings): Delete.
18441 (set_Wextra): Delete.
18442 (common_handle_option): -Wextra can be handled automatically.
18443 * c-opts.c (c_common_handle_option): Delete obsolete code.
18444 (c_common_post_options): Simplify comment.
18445 * common.opt (W): Add Var.
18447 (Wuninitialized): Initialize to -1.
18449 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18450 Richard Guenther <rguenther@suse.de>
18452 * expr.c (get_def_for_expr): New function.
18453 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18454 SSA rather than trees.
18455 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18456 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18458 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18460 * c-common.c (reswords): Add _Imaginary.
18461 * c-common.c (enum rid): Add RID_IMAGINARY.
18463 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18465 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18466 Patch by Richard Guenther.
18468 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18470 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18471 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18472 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18473 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18474 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18475 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18476 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18477 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18478 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18479 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18480 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18481 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18482 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18483 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18484 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18485 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18486 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18487 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18489 2009-05-02 Richard Guenther <rguenther@suse.de>
18491 PR tree-optimization/39940
18492 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18495 2009-05-02 Richard Guenther <rguenther@suse.de>
18497 PR middle-end/40001
18498 * tree-ssa.c (execute_update_addresses_taken): Properly check
18499 if we can mark a variable DECL_GIMPLE_REG_P.
18500 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18501 back to the end of the function.
18502 (is_gimple_reg_type): Remove complex type special casing.
18503 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18506 2009-05-02 Ben Elliston <bje@au.ibm.com>
18508 * doc/collect2.texi (Collect2): Document search path behaviour
18509 when configured with --with-ld.
18511 2009-05-02 Jan Hubicka <jh@suse.cz>
18513 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18514 parameter; update callers.
18515 (coalesce_cost_edge): EH edges are costier because they needs
18516 splitting even if not critical and even more costier when there are
18517 multiple EH predecestors.
18519 2009-05-02 Jan Hubicka <jh@suse.cz>
18521 * except.c (remove_eh_handler_and_replace): Handle updating after
18522 removing TRY blocks.
18524 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18526 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18528 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18530 * varasm.c: Do not include c-pragma.h.
18531 * attribs.c: Do not incude c-common.h.
18533 2009-05-01 Michael Matz <matz@suse.de>
18535 * calls.c (initialize_argument_information): Handle SSA names like
18536 decls with a non MEM_P DECL_RTL.
18538 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18540 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18541 * ipa-utils.c: Likewise.
18542 * ipa-type-escape.c: Likewise.
18543 * cgraphunit.c Do not include c-common.h.
18544 * ipa-pure-const.c: Likewise.
18545 * tree-if-conv.c: Likewise.
18546 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18547 * ipa-struct-reorg.c: Likewise.
18548 * tree-nomudflap.c: Likewise.
18549 * tree-ssa-structalias.c: Likewise.
18551 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18553 * store-motion.c: Many cleanups to make this pass a first-class
18554 citizen instead of an appendix to gcse load motion. Add TODO list
18555 to make this pass faster/cleaner/better.
18557 (struct ls_expr): Post gcse.c-split cleanups.
18558 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18559 "stores" field to "avail_stores".
18560 (pre_ldst_mems): Rename to store_motion_mems.
18561 (pre_ldst_table): Rename to store_motion_mems_table.
18562 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18563 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18564 (ldst_entry): Rename to st_expr_entry, update users.
18565 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18566 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18567 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18569 (first_ls_expr): Rename to first_st_expr, update users.
18570 (next_ls_expr): Rename to next_st_expr, update users.
18571 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18572 fields properly for store motion instead of names inherited from load
18574 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18575 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18578 (ae_kill): Rename to st_kill, update users.
18579 (ae_gen): Rename to st_avloc, update users.
18580 (transp): Rename to st_transp, update users.
18581 (pre_insert_map): Rename to st_insert_map, update users.
18582 (pre_delete_map): Rename to st_delete_map, update users.
18583 (insert_store, build_store_vectors, free_store_memory,
18584 one_store_motion_pass): Update for abovementioned changes.
18586 (gcse_subst_count, gcse_create_count): Remove.
18587 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18588 and "n_stores_created", local variables.
18590 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18593 (regvec, compute_store_table_current_insn): Remove.
18594 (reg_set_info, reg_clear_last_set): Remove.
18595 (compute_store_table): Use DF caches instead of local dataflow
18598 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18600 * c-objc-common.c (c_tree_printer): Print identifiers with
18601 pp_identifier, not pp_string. Mark "({anonymous})" for
18603 * c-pretty-print.c (pp_c_ws_string): New.
18604 (pp_c_cv_qualifier, pp_c_type_specifier,
18605 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18606 pp_c_storage_class_specifier, pp_c_function_specifier,
18607 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18608 pp_c_primary_expression, pp_c_postfix_expression,
18609 pp_c_unary_expression, pp_c_shift_expression,
18610 pp_c_relational_expression, pp_c_equality_expression,
18611 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18612 use pp_string and pp_c_ws_string in place of pp_identifier and
18613 pp_c_identifier for non-identifiers. Mark English strings for
18615 * c-pretty-print.h (pp_c_ws_string): Declare.
18617 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18618 Roland McGrath <roland@redhat.com>
18620 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18621 (ENABLE_LD_BUILDID): New configuration option.
18622 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18623 (LINK_BUILDID_SPEC): New macro.
18624 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18626 * doc/install.texi: Document --enable-linker-build-id option.
18627 * configure: Rebuild.
18628 * config.in: Rebuild.
18630 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18632 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18633 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18634 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18635 MIPS_GP_SAVE_AREA_SIZE.
18636 * config/mips/mips.c (struct mips_frame_info): Update comment
18637 before arg_pointer_offset and hard_frame_pointer_offset.
18638 (mips_compute_frame_info): Update diagram before function: to
18639 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18640 indicate the position of frame_pointer_rtx with -fstack-protector and
18641 to show args_size. Don't allocate cprestore area for leaf functions
18642 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18644 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18646 2009-04-30 Michael Matz <matz@suse.de>
18648 PR tree-optimization/39955
18649 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18651 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18653 * ira.c (setup_cover_and_important_classes): Use safe macro
18654 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18656 * genpreds.c (write_tm_preds_h): Output suitable definition of
18657 REG_CLASS_FOR_CONSTRAINT.
18659 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18661 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18663 * bitmap.c (bitmap_descriptor): Likewise.
18664 * ggc-common.c (loc_descriptor): Likewise.
18665 * varray.c (varray_descriptor): Likewise.
18666 * vec.c (vec_descriptor): Likewise.
18668 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18670 * Makefile.in (dce.o): Add $(EXCEPT_H).
18671 * dce.c: Include except.h and delete redundant vector definitions.
18672 (deletable_insn_p): Return false for non-call insns that can throw
18675 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18677 * gcse.c (ae_gen): Remove.
18678 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18679 and make non-static function to make it available in store-motion.c.
18680 Update call sites with search-and-replace.
18681 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18682 extract_mentioned_regs, extract_mentioned_regs_helper,
18683 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18684 store_killed_in_insn, store_killed_after, store_killed_before,
18685 build_store_vectors, insert_insn_start_basic_block, insert-store,
18686 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18687 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18688 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18689 * store-motion.c: ...new file. Also copy data structures from gcse.c
18690 and clean up to remove parts not used by store motion.
18691 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18692 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18694 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18697 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18698 when optimizing for size.
18700 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18702 * gcse.c (gcse_constant_p): Fix typo in last change.
18704 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18706 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18708 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18710 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18712 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18714 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18715 CONST_HIGH_PART result.
18717 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18719 * config/avr/avr.c (initial_elimination_offset): Rename to
18720 avr_initial_elimination_offset.
18721 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18722 change return type to bool.
18723 (avr_can_eliminate): New function.
18724 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18725 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18726 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18727 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18728 avr_initial_elimination_offset.
18729 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18730 (avr_initial_elimination_offset): Define.
18732 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18733 Steven Bosscher <steven@gcc.gnu.org>
18735 PR rtl-optimization/39938
18736 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18737 * cfgrtl.c: Include insn-attr.h.
18738 (rest_of_pass_free_cfg): New function.
18739 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18740 * resource.c (init_resource_info): Remove call to df_analyze.
18742 2009-04-29 Richard Guenther <rguenther@suse.de>
18745 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18746 allow conversion to signed integers.
18748 2009-04-29 Richard Guenther <rguenther@suse.de>
18750 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18751 shifts of floating point vectors if the shift amount is
18752 a constant multiple of the element size.
18754 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18755 Michael Matz <matz@suse.de>
18757 PR middle-end/39927
18759 * tree-outof-ssa.c (emit_partition_copy): New function.
18760 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18761 insert_part_to_rtx_on_edge): Perform the partition base var
18762 copy using emit_partition_copy.
18763 (insert_value_copy_on_edge): Convert constants to the right mode.
18764 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18765 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18767 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18769 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18770 scan backwards to try to find a constant to initialize it.
18772 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18773 insn before the loop_end instruction, don't look past labels.
18775 2009-04-29 Richard Guenther <rguenther@suse.de>
18777 PR middle-end/39937
18778 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18779 loose type conversions.
18780 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18781 stmts only if there are no uses of its definition.
18783 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18785 * config/bfin/bfin.h (splitting_loops): Declare.
18786 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18787 Reorder bit definitions to be ascending.
18788 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18789 * config/bfin/bfin.c (splitting_loops): New variable.
18790 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18791 (struct loop_info): Remove members INIT and LOOP_INIT.
18792 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18793 the LSETUP sequence. Allow LC to be loaded from any register, but
18794 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18795 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18797 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18798 of reload_completed.
18801 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18803 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18805 * Makefile.in (PLUGIN_VERSION_H): New.
18806 (OBJS-common): Remove plugin-version.o.
18807 (plugin.o): Depend on (PLUGIN_VERSION_H).
18808 (plugin-version.o): Remove.
18809 * configure: Regenerate
18810 * configure.ac: Create plugin-version.h.
18811 * gcc-plugin.h (plugin_gcc_version): Remove.
18812 (plugin_default_version_check): Change signature.
18813 * plugin-version.c: Remove.
18814 * plugin.c: Include plugin-version.h.
18815 (str_plugin_gcc_version_name): Remove.
18816 (try_init_one_plugin): Pass gcc version to plugin_init.
18817 (plugin_default_version_check): Both gcc and plugin versions are now
18820 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18822 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18823 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18824 Remove special case testing for last insn of inner loops. Don't fail
18825 if the loop ends with a jump, emit an extra nop instead.
18827 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18828 DREGS rather than comparing directly. Remove code that tries to
18829 account for latencies.
18831 2009-04-29 Richard Guenther <rguenther@suse.de>
18833 PR tree-optimization/39941
18834 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18835 eliminating an indirect call.
18837 2009-04-29 Richard Guenther <rguenther@suse.de>
18839 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18840 parameter. Allow invariants as base if !require_lvalue.
18841 (verify_gimple_assign_single): Adjust.
18843 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18845 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18846 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18847 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18848 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18849 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18851 * config/bfin/bfin.c (bfin_expand_builtin,
18852 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18854 2009-04-28 Richard Guenther <rguenther@suse.de>
18856 * tree-vect-loop.c (get_initial_def_for_induction): Use
18857 correct types for pointer increment.
18859 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18861 * toplev.c (print_version): Update GMP version string calculation.
18863 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18865 PR rtl-optimization/39938
18866 * resource.c (init_resource_info): Add call to df_analyze.
18868 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18870 * config/alpha/alpha.md (usegp): Cast the result of
18871 alpha_find_lo_sum_using_gp to enum attr_usegp.
18872 * config/alpha/alpha.c (override_options): Remove end-of-structure
18873 marker element from cpu_table. Use array size of cpu_table to handle
18874 -mcpu and -mtune options.
18875 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18877 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18879 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18880 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18881 tune_32 and tune_64.
18882 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18883 support on PowerPC.
18884 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18885 * config/rs6000/option-defaults.h: ... here. New file.
18886 (OPT_64, OPT_32): Define.
18887 (MASK_64BIT): Define to 0 if not already defined.
18888 (OPT_ARCH64, OPT_ARCH32): Define.
18889 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18892 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18894 * config/arm/arm.c (arm_override_options): Emit error on using
18897 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18899 PR rtl-optimization/39914
18900 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18901 registers for allocnos created from user-defined variables only
18902 when not optimizing.
18904 2009-04-28 Richard Guenther <rguenther@suse.de>
18906 PR middle-end/39937
18907 * fold-const.c (fold_binary): Use distribute_real_division only
18910 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18912 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18913 add hpux-stdint.h to tm_file.
18914 (hppa[12]*-*-hpux11*): Ditto.
18915 (ia64*-*-hpux*): Ditto.
18916 * config/hpux-stdint.h: New.
18917 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18918 __STDC_EXT__ for all compiles.
18919 * config/pa/pa-hpux.h: Ditto.
18920 * config/pa/pa-hpux10.h: Ditto.
18921 * config/pa/pa-hpux11.h: Ditto.
18923 2009-04-28 Catherine Moore <clm@codesourcery.com>
18925 * debug.h (set_name): Add comment.
18927 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18930 * config/darwin.c (machopic_gen_offset): Check
18931 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18932 * config/arm/arm.c (require_pic_register): Likewise.
18934 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18936 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18937 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18938 m32c_promote_prototypes): Delete.
18940 2009-04-28 Michael Matz <matz@suse.de>
18942 PR middle-end/39922
18943 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18946 2009-04-28 Richard Guenther <rguenther@suse.de>
18948 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18950 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18952 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18953 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18954 * config/arm/arm-tune.md: Regenerate.
18956 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18958 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18959 block if there are complex incoming edges.
18960 (sel_merge_blocks): Remove useless assert.
18961 (sel_redirect_edge_and_branch): Check that edge was redirected.
18962 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18963 (sel_find_rgns): Delete declaration.
18964 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18965 the region when it is not a preheader.
18967 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18970 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18972 2009-04-28 Richard Guenther <rguenther@suse.de>
18974 * tree.h (SSA_NAME_VALUE): Remove.
18975 (struct tree_ssa_name): Remove value_handle member.
18976 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18977 array for jump threading.
18978 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18980 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18981 * tree-flow.h (threadedge_initialize_values): Declare.
18982 (threadedge_finalize_values): Likewise.
18983 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18984 (SSA_NAME_VALUE): Define.
18985 (threadedge_initialize_values): New function.
18986 (threadedge_finalize_values): Likewise.
18987 * tree-ssa-dom.c (ssa_name_values): New global variable.
18988 (SSA_NAME_VALUE): Define.
18989 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18991 2009-04-28 Ira Rosen <irar@il.ibm.com>
18993 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18994 Use REPORT_VECTORIZED_LOCATIONS instead
18995 REPORT_VECTORIZED_LOOPS.
18996 * tree-vectorizer.c (vect_verbosity_level): Make static.
18997 (vect_loop_location): Rename to vect_location.
18998 (vect_set_verbosity_level): Update comment.
18999 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19001 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19002 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19003 instead REPORT_UNVECTORIZED_LOOPS.
19004 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19005 and vect_loop_def to vect_external_def and vect_internal_def.
19006 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19007 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19008 REPORT_UNVECTORIZED_LOCATIONS.
19009 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19010 and vect_used_in_loop and to vect_unused_in_scope and
19011 vect_used_in_scope.
19012 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19013 (vect_verbosity_level): Remove declaration.
19014 (vect_analyze_operations): Likewise.
19015 (vect_analyze_stmt): Declare.
19016 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19017 REPORT_UNVECTORIZED_LOCATIONS.
19018 (vect_get_loop_niters): Fix indentation.
19019 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19020 (vect_analyze_loop_operations): New function.
19021 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19022 vect_analyze_operations.
19023 (vect_is_simple_reduction): Use new names.
19024 (vectorizable_live_operation, vect_transform_loop): Likewise.
19025 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19026 to specify whether the data references can be a part of interleaving
19028 (vect_analyze_data_ref_dependence): Use new names.
19029 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19030 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19031 * tree-vect-patterns.c (widened_name_p): Use new names.
19032 (vect_recog_dot_prod_pattern): Likewise.
19033 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19034 (process_use, vect_mark_stmts_to_be_vectorized,
19035 vect_model_simple_cost, vect_model_store_cost,
19036 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19037 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19038 vectorizable_operation, vectorizable_type_demotion,
19039 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19040 vectorizable_condition): Likewise.
19041 (vect_analyze_operations): Split into vect_analyze_loop_operations
19043 (vect_analyze_stmt): ... new function.
19044 (new_stmt_vec_info): Use new names.
19045 (vect_is_simple_use): Use new names and fix comment.
19046 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19047 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19049 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19052 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19053 and integer modes for x87 operands. Do not ICE for unsupported size,
19054 generate error instead. Generate error for unsupported operand types.
19055 ['z']: Do not handle HImode memory operands specially. Warning
19056 for floating-point operands. Fallthru to 'Z' for unsupported operand
19057 types. Do not ICE for unsupported size, generate error instead.
19058 (output_387_binary_op): Use %Z to output operands.
19059 (output_fp_compare): Ditto.
19060 (output_387_reg_move): Ditto.
19062 2009-04-28 Ben Elliston <bje@au.ibm.com>
19067 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19069 * builtins.c (c_strlen): Do not warn here.
19070 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19071 * c-common.c (pointer_int_sum): Take an explicit location.
19072 Warn about offsets out of bounds.
19073 * c-common.h (pointer_int_sum): Adjust declaration.
19075 2009-04-27 Ian Lance Taylor <iant@google.com>
19077 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19079 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19080 * df-core.c (df_set_flags): Change return type to int. Change
19081 type of old_flags to int.
19082 (df_clear_flags): Likewise.
19083 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19084 (df_get_conditional_uses): Likewise.
19085 * df.h (df_set_flags, df_clear_flags): Update declarations.
19086 * dwarf2out.c (struct indirect_string_node): Change type of form
19087 field to enum dwarf_form.
19088 (AT_string_form): Change return type to enum dwarf_form.
19089 * fixed-value.c (fixed_compare): Add cast to enum type.
19090 * fwprop.c (update_df): Change 0 to VOIDmode.
19091 * gensupport.c: Change 0 to UNKNOWN.
19092 * gimple.h (gimple_cond_code): Add cast to enum type.
19093 * haifa-sched.c (reemit_notes): Add cast to enum type.
19094 * hooks.c (hook_int_void_no_regs): Remove function.
19095 * hooks.h (hook_int_void_no_regs): Remove declaration.
19096 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19097 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19098 * real.c (real_arithmetic): Add cast to enum type.
19099 (real_compare): Likewise.
19100 * target.h (struct gcc_target): Change return type of
19101 branch_target_register_class to enum reg_class.
19102 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19103 default_branch_target_register_class.
19104 * targhooks.c (default_branch_target_register_class): New function.
19105 * targhooks.h (default_branch_target_register_class): Declare.
19106 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19107 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19109 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19111 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19112 vect_uninitialized_def. Change 0 to ERROR_MARK.
19113 * tree-vect-stmts.c (supportable_widening_operation): Don't
19114 initialize icode1 and icode2.
19115 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19116 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19118 (cmn_err_flag_specs): Change 0 to STD_C89.
19119 (cmn_err_char_table): Likewise.
19120 * config/arm/arm.c (get_arm_condition_code): Change type of code
19121 to enum arm_cond_code.
19122 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19123 (IWMMXT_BUILTIN2): Likewise.
19124 (neon_builtin_type_bits): Don't define typedef.
19125 (neon_builtin_datum): Change type of bits field to int.
19126 (arm_expand_neon_args): Add cast to enum type.
19127 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19129 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19130 casts to enum type.
19131 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19133 * config/mips/mips.md (jal_macro): Return enum constant.
19134 (single_insn): Likewise.
19135 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19137 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19138 casts to enum type.
19139 * config/s390/s390.c (s390_tune_flags): Change type to int.
19140 (s390_arch_flags): Likewise.
19141 (s390_handle_arch_option): Change flags field of struct pta to int.
19142 * config/s390/s390.h (s390_tune_flags): Update declaration.
19143 (s390_arch_flags): Likewise.
19144 * config/sh/sh.c (prepare_move_operands): Compare
19145 tls_symbolic_operand result with enum constant.
19146 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19147 (sh_expand_prologue): Add cast to enum type.
19148 (sh_expand_epilogue): Likewise.
19149 (tls_symbolic_operand): Change return type to enum tls_model.
19150 (fpscr_set_from_mem): Add cast to enum type.
19151 (legitimize_pic_address): Compare tls_symbolic_operand result with
19153 (sh_target_reg_class): Change return type to enum reg_class.
19154 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19156 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19157 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19158 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19159 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19160 (delayed_branch, tls_call_delay): Likewise.
19161 (eligible_for_sibcall_delay): Likewise.
19162 (eligible_for_return_delay): Likewise.
19163 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19164 (spu_expand_builtin_1): Likewise.
19166 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19167 for all types of conversions.
19168 (output_init_element): Issue -Wc++-compat warning if needed when
19169 initializing a bitfield with enum type.
19170 * c-parser.c (c_parser_expression): Set original_type to
19171 original_type of right hand operand of comma operator.
19173 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19175 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19177 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19178 * doc/cpp.texi (Standard Predefined Macros)
19179 (Implementation-defined behavior): Likewise.
19180 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19181 * doc/gimple.texi (GIMPLE Exception Handling)
19182 (@code{GIMPLE_ASSIGN}): Likewise.
19183 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19184 * doc/invoke.texi (Warning Options, Optimize Options)
19185 (AVR Options, Darwin Options): Likewise.
19186 (Optimize Options): Reformulate -fwhole-program description.
19187 * doc/loop.texi (Lambda): Likewise.
19188 * doc/md.texi (Output Template, Define Constraints)
19189 (Standard Names, Insn Splitting): Likewise.
19190 * doc/options.texi (Option properties): Likewise.
19191 * doc/passes.texi (Tree-SSA passes): Likewise.
19192 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19193 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19194 (File Names and DBX): Likewise.
19195 * doc/trouble.texi (Incompatibilities): Likewise.
19197 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19199 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19200 instruction is correct.
19202 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19204 Allow non-constant arguments to conversion intrinsics.
19205 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19206 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19207 * spu.c (print_operand): Handle 'v' and 'w'.
19208 (exp2_immediate_p, spu_gen_exp2): Define.
19209 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19210 spu_convtf_1): Update parameter descriptions.
19211 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19212 * constraints.md ('v', 'w'): New.
19213 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19215 (i2f, I2F): New define_mode_attr.
19216 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19217 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19218 fixuns_truncv4sfv4si2): Update to use mode attribute.
19219 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19220 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19221 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19222 patterns for combine.
19224 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19226 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19227 (cprop, hoist, pre, store_motion): New debug counters.
19228 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19229 is not an RTL pass anymore.
19230 (pass_profiling): Remove extern decl for pass removed in 2005.
19231 (pass_gcse, pass_jump_bypass): Remove.
19232 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19233 to 0 for clean state.
19234 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19235 * cse.c (gate_handle_cse_after_global_opts,
19236 rest_of_handle_cse_after_global_opts): New functions.
19237 (pass_cse_after_global_opts): New pass, does local CSE.
19238 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19239 (TV_CPROP): New timevar.
19240 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19241 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19242 (gcse_main, recompute_all_luids): Remove.
19243 (compute_hash_table_work): Call max_reg_num instead of reading
19245 (cprop_jump): Don't set run_jump_opt_after_gcse.
19246 (constprop_register): Always allow to alter jumps.
19247 (cprop_insn): Likewise.
19248 (do_local_cprop): Likewise.
19249 (local_cprop_pass): Likewise. Return non-zero if something changed.
19250 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19251 (find_implicit_sets): Add note about missed optimization opportunity.
19252 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19253 pass_rtl_cprop execute function.
19254 Don't bother tracking the pass number, each pass gets its own dumpfile
19256 Always allow to alter jumpsand bypass jumps.
19257 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19258 will just find no suitable set.
19259 (pre_edge_insert): Fix dumping, this function is for PRE only.
19260 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19261 pass_rtl_pre execute function.
19262 (hoist_code): Return non-zero if something changed. Keep track of
19263 substitutions and insertions for statistics gathering similar to PRE.
19264 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19265 called from the pass_rtl_hoist execute function. Show pass statistics.
19266 (compute_store_table): Use max_reg_num directly instead of using the
19267 formerly global max_gcse_regno.
19268 (build_store_vectors): Likewise.
19269 (replace_store_insn): Fix dumping.
19270 (store_motion): Rename to ...
19271 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19272 pass, called from the pass_rtl_store_motion execute function. Keep
19273 track of substitutions and insertions for statistics gathering similar
19275 (bypass_jumps): Remove, fold interesting bits into ...
19276 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19277 from the pass_rtl_cprop execute function.
19278 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19279 pass_jump_bypass): Remove.
19280 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19281 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19282 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19283 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19284 (gate_rtl_store_motion, execute_rtl_store_motion,
19285 pass_rtl_store_motion): New.
19286 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19287 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19288 * passes.c (init_optimization_passes): Remove pass_gcse and
19289 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19290 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19291 instead of pass_jump_bypass.
19293 2009-04-27 Richard Guenther <rguenther@suse.de>
19295 PR middle-end/39928
19296 * gimplify.c (gimplify_expr): If we are required to create
19297 a temporary make sure it ends up as register.
19299 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19302 * config/i386/i386.c (construct_container): Don't call
19303 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19304 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19306 2009-04-27 Michael Matz <matz@suse.de>
19308 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19309 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19310 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19311 (dump_replaceable_exprs): Take a bitmap.
19312 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19314 (expand_gimple_basic_block): Likewise.
19315 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19316 replaceable_expressions member a bitmap.
19317 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19318 (mark_replaceable): Likewise.
19319 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19320 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19322 2009-04-27 Richard Guenther <rguenther@suse.de>
19324 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19325 (verify_stmts): Dispatch to gimple/type verification code.
19326 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19327 issue with call argument types.
19329 2009-04-27 Michael Matz <matz@suse.de>
19331 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19332 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19335 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19336 Eric Botcazou <ebotcazou@adacore.com>
19338 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19339 a label's basic block.
19340 (mark_target_live_regs): Tidy and rework obsolete comments.
19341 Change back DF problem to LIVE. If a label starts a basic block,
19342 assume that all registers that used to be live then still are.
19343 (init_resource_info): If a label starts a basic block, set its
19344 BLOCK_FOR_INSN accordingly.
19345 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19347 2009-04-27 Richard Guenther <rguenther@suse.de>
19349 * tree-flow-inline.h (function_ann): Remove.
19350 (get_function_ann): Likewise.
19351 * tree-dfa.c (create_function_ann): Remove.
19352 * tree-flow.h (struct static_var_ann_d): Remove.
19353 (struct function_ann_d): Likewise.
19354 (union tree_ann_d): Remove fdecl member.
19355 (function_ann_t): Remove.
19356 (function_ann, get_function_ann, create_function_ann): Remove
19359 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19361 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19363 2009-04-27 Jan Hubicka <jh@suse.cz>
19365 * ipa-pure-const.c (struct funct_state_d): New fields
19366 state_previously_known, looping_previously_known; remove
19367 state_set_in_source.
19368 (analyze_function): Use new fields.
19369 (propagate): Avoid assumption that state_set_in_source imply
19372 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19373 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19374 * cfgloop.h (finite_loop_p): Declare.
19376 2009-04-26 Michael Matz <matz@suse.de>
19378 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19380 2009-04-26 Michael Matz <matz@suse.de>
19382 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19383 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19384 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19385 pass_mark_used_blocks): Remove.
19386 * tree-optimize.c (pass_free_datastructures,
19387 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19388 * passes.c (init_optimization_passes): Don't call
19389 pass_mark_used_blocks, remove dead code.
19391 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19393 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19394 * tree-ssa-live.h (register_ssa_partition): Likewise.
19396 2009-04-26 Michael Matz <matz@suse.de>
19399 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19400 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19401 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19403 (compare_pairs): Swap cost comparison.
19404 (coalesce_ssa_name): Don't use change_partition_var.
19405 * tree-nrv.c (struct nrv_data): Add modified member.
19406 (finalize_nrv_r): Set it.
19407 (tree_nrv): Use it to update statements.
19408 (pass_nrv): Require PROP_ssa.
19409 * tree-mudflap.c (mf_decl_cache_locals,
19410 mf_build_check_statement_for): Use make_rename_temp.
19411 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19412 * alias.c (find_base_decl): Handle SSA names.
19413 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19414 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19415 * rtl.h (set_reg_attrs_for_parm): Declare.
19416 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19417 to "optimized", remove unused locals at finish.
19418 (execute_free_datastructures): Make global, call
19419 delete_tree_cfg_annotations.
19420 (execute_free_cfg_annotations): Don't call
19421 delete_tree_cfg_annotations.
19423 * ssaexpand.h: New file.
19424 * expr.c (toplevel): Include ssaexpand.h.
19425 (expand_assignment): Handle SSA names the same as register variables.
19426 (expand_expr_real_1): Expand SSA names.
19427 * cfgexpand.c (toplevel): Include ssaexpand.h.
19428 (SA): New global variable.
19429 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19430 (SSAVAR): New macro.
19431 (set_rtl): New helper function.
19432 (add_stack_var): Deal with SSA names, use set_rtl.
19433 (expand_one_stack_var_at): Likewise.
19434 (expand_one_stack_var): Deal with SSA names.
19435 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19436 before unique numbers.
19437 (expand_stack_vars): Use set_rtl.
19438 (expand_one_var): Accept SSA names, add asserts for them, feed them
19439 to above subroutines.
19440 (expand_used_vars): Expand all partitions (without default defs),
19441 then only the local decls (ignoring those expanded already).
19442 (expand_gimple_cond): Remove edges when jumpif() expands an
19443 unconditional jump.
19444 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19445 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19447 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19448 members of SA; deal with PARM_DECL partitions here; expand
19449 all PHI nodes, free tree datastructures and SA. Commit instructions
19450 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19451 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19452 info and statements at start, collect garbage at finish.
19453 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19454 (VAR_ANN_PARTITION) Remove.
19455 (change_partition_var): Don't declare.
19456 (partition_to_var): Always return SSA names.
19457 (var_to_partition): Only accept SSA names.
19458 (register_ssa_partition): Only check argument.
19459 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19461 (delete_var_map): Don't free it.
19462 (var_union): Only accept SSA names, simplify.
19463 (partition_view_init): Mark only useful SSA names as used.
19464 (partition_view_fini): Only deal with SSA names.
19465 (change_partition_var): Remove.
19466 (dump_var_map): Use ssa_name instead of partition_to_var member.
19467 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19469 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19470 (struct _elim_graph): New member const_dests; nodes member vector of
19472 (set_location_for_edge): New static helper.
19473 (create_temp): Remove.
19474 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19475 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19476 (new_elim_graph): Allocate const_dests member.
19477 (clean_elim_graph): Truncate const_dests member.
19478 (delete_elim_graph): Free const_dests member.
19479 (elim_graph_size): Adapt to new type of nodes member.
19480 (elim_graph_add_node): Likewise.
19481 (eliminate_name): Likewise.
19482 (eliminate_build): Don't take basic block argument, deal only with
19483 partition numbers, not variables.
19484 (get_temp_reg): New static helper.
19485 (elim_create): Use it, deal with RTL temporaries instead of trees.
19486 (eliminate_phi): Adjust all calls to new signature.
19487 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19488 (rewrite_trees): Only do checking.
19489 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19490 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19491 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19492 contains_tree_r, MAX_STMTS_IN_LATCH,
19493 process_single_block_loop_latch, analyze_edges_for_bb,
19494 perform_edge_inserts): Remove.
19495 (expand_phi_nodes): New global function.
19496 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19497 functions, initialize new parameter, remember partitions having a
19499 (finish_out_of_ssa): New global function.
19500 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19501 don't reset in_ssa_p here, don't disable TER when mudflap.
19502 (pass_del_ssa): Remove.
19503 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19505 (execute_free_datastructures): Declare.
19506 * Makefile.in (SSAEXPAND_H): New variable.
19507 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19508 * basic-block.h (commit_one_edge_insertion): Declare.
19509 * passes.c (init_optimization_passes): Move pass_nrv and
19510 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19511 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19512 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19513 (redirect_branch_edge): Deal with super block when expanding, split
19514 out jump patching itself into ...
19515 (patch_jump_insn): ... here, new static helper.
19517 2009-04-26 Michael Matz <matz@suse.de>
19519 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19520 beyond num_ssa_names.
19521 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19522 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19524 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19526 PR inline-asm/39543
19527 * fwprop.c (forward_propagate_asm): New function.
19528 (forward_propagate_and_simplify): Propagate also into __asm, if it
19529 doesn't increase the number of referenced registers.
19532 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19534 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19536 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19537 note_nonlocal_vla_type for nonlocal VLAs.
19538 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19539 contains_remapped_vars, remap_vla_decls): New functions.
19540 (convert_nonlocal_reference_stmt): If not optimizing, call
19541 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19542 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19543 if it wasn't found in var_map.
19544 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19545 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19546 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19548 * gimplify.c (nonlocal_vlas): New variable.
19549 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19551 (gimplify_body): Create and destroy nonlocal_vlas.
19553 * dwarf2out.c (loc_descr_plus_const): New function.
19554 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19555 mem_loc_descriptor, loc_descriptor_from_tree_1,
19556 descr_info_loc, gen_variable_die): Use it.
19558 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19559 !TREE_STATIC VAR_DECLs.
19560 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19561 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19562 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19563 DECL_BY_REFERENCE is valid.
19564 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19565 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19566 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19567 Copy DECL_BY_REFERENCE.
19568 (struct nesting_copy_body_data): New type.
19569 (nesting_copy_decl): New function.
19570 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19571 if they have variable length.
19573 2009-04-26 Michael Matz <matz@suse.de>
19575 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19576 mark new temporaries for renaming.
19578 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19581 * c-decl.c (global_bindings_p): Return negative value.
19582 (c_variable_size): New. Based on variable_size from
19584 (grokdeclarator): Call c_variable_size not variable_size.
19586 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19588 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19590 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19592 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19593 Redefine it to just use mingw/include.
19594 (ASM_SPEC): Rules for -m32 and -m64.
19595 (LINK_SPEC): Use Likewise.
19596 (SPEC_32): New define.
19597 (SPEC_64): Likewise.
19598 (SUB_LINK_SPEC): Likewise.
19599 (MULTILIB_DEFAULTS): New define.
19600 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19601 Add multilib options.
19602 (MULTILIB_DIRNAMES): Likewise.
19603 (MULTILIB_OSDIRNAMES): Likewise.
19604 (LIBGCC): Likewise.
19605 (INSTALL_LIBGCC): Likewise.
19607 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19610 * c-tree.h (enum c_inline_static_type): New.
19611 (record_inline_static): Declare.
19612 * c-decl.c (struct c_inline_static, c_inline_statics,
19613 record_inline_static, check_inline_statics): New.
19614 (pop_file_scope): Call check_inline_statics.
19615 (start_decl): Call record_inline_static instead of pedwarning
19616 directly for static in inline function.
19617 * c-typeck.c (build_external_ref): Call record_inline_static
19618 instead of pedwarning directly for static referenced in inline
19621 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19623 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19624 not new but only being rescanned.
19625 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19626 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19627 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19628 record_set_info, compute_set, grealloc): Remove.
19629 (recompute_all_luids): New function.
19630 (gcse_main): Don't compute sets, and don't do related memory
19631 allocations/free-ing. If something changed before the end of the
19632 pass, update LUIDs using recompute_all_luids.
19633 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19634 (free_gcse_mem): Don't free it either.
19635 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19636 Use the df insn LUIDs.
19637 (load_killed_in_block): Likewise.
19638 (compute_hash_table_work): Don't compute reg_set_in_block.
19639 (compute_transp): Use DF_REG_DEF_CHAINs.
19640 (local_cprop_pass): Don't use compute_sets and related functions.
19641 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19642 Use get_max_uid() instead of max_cuid.
19643 (insert_insn_end_basic_block, pre_insert_copy_insn,
19644 update_ld_motion_stores): Don't try to
19645 keep reg_set tables up to date.
19646 (pre_insert_copies): Use df insn LUIDs.
19647 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19648 (reg_set_info): Don't use extra bitmap argument.
19649 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19650 information to compute regs_set_in_block.
19651 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19652 (bypass_jumps): Don't use compute_sets and friends.
19654 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19657 * opts.c (undocumented_msg): Do not leave blank even with
19660 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19662 * c-decl.c (build_enumerator): Allow values folding to integer
19663 constants but not integer constant expressions with a pedwarn if
19666 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19669 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19670 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19671 type is an integer constant.
19673 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19676 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19679 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19682 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19683 with variably modified return type and no storage class
19684 specifiers, except for the case of nested functions. Distinguish
19685 extern declarations of functions with variably modified return
19686 types from those of objects with variably modified types.
19688 2009-04-25 Jan Hubicka <jh@suse.cz>
19690 * tree.c (list_equal_p): New function.
19691 * tree.h (list_equal_p): Declare.
19692 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19693 basic_block_def, basic_block, const_basic_block): New.
19694 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19695 (redirect_eh_edge): New function.
19696 (make_eh_edge_update_phi): EH edges are not abnormal.
19697 * except.c: Include tree-flow.h.
19698 (list_match): New function.
19699 (eh_region_replaceable_by_p): New function.
19700 (replace_region): New function.
19701 (hash_type_list): New function.
19702 (hash_eh_region): New function.
19703 (eh_regions_equal_p): New function.
19704 (merge_peers): New function.
19705 (remove_unreachable_regions): Verify EH tree when checking;
19707 (copy_eh_region_1): New function.
19708 (copy_eh_region): New function.
19709 (push_reachable_handler): New function.
19710 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19711 regions without label but with live RESX.
19712 * except.h (redirect_eh_edge_to_label): New.
19713 * tree-flow.h (redirect_eh_edge): New.
19714 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19715 basic_block_def, basic_block, const_basic_block): Remove.
19716 * Makefile.in (except.o): Add dependency on tree-flow.h
19717 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19718 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19721 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19724 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19725 on the destination of memcpy.
19727 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19729 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19730 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19731 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19733 2009-04-25 Jan Hubicka <jh@suse.cz>
19735 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19736 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19737 to be reached by different label than left.
19738 (update_eh_edges): Update comment; remove edge_to_remove if possible
19739 and return true if suceeded.
19740 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19741 (cleanup_eh): Compute sharing map.
19742 * except.c (remove_eh_handler_and_replace): Add argument if we should
19744 (remove_unreachable_regions): Update for label sharing.
19745 (label_to_region_map): Likewise.
19746 (get_next_region_sharing_label): New function.
19747 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19749 (remove_eh_handler): Update.
19750 (remove_eh_region_and_replace_by_outer_of): New function.
19751 * except.h (struct eh_region): Add next_region_sharing_label.
19752 (remove_eh_region_and_replace_by_outer_of,
19753 get_next_region_sharing_label): Declare.
19754 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19756 2009-04-25 Jan Hubicka <jh@suse.cz>
19758 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19759 insert code even if they are not critical.
19761 2009-04-25 Jan Hubicka <jh@suse.cz>
19763 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19764 (gimple_can_remove_branch_p): EH edges won't remove branch by
19766 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19767 updating of non-abnormal EH edges.
19768 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19769 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19770 (split_critical_edges): Split also edges where emitting code on them
19771 will lead to splitting later.
19773 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19774 H.J. Lu <hongjiu.lu@intel.com>
19777 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19778 the configured assembler supports fildq and fistpq mnemonics.
19779 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19780 * configure: Regenerated.
19781 * config.in: Ditto.
19783 * config/i386/i386.c (print_operand): Handle 'Z'.
19784 ['z']: Remove handling of special fild/fist suffixes.
19785 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19786 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19787 suffix of fild insn.
19788 (*floatsi<mode>2_vector_mixed): Ditto.
19789 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19790 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19791 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19792 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19793 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19795 2009-04-25 Ben Elliston <bje@au.ibm.com>
19797 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19798 the source of a set operation.
19800 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19802 * target.h (struct gcc_target): Add case_values_threshold field.
19803 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19804 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19805 * targhooks.c (default_case_values_threshold): New function.
19806 * targhooks.h (default_case_values_threshold): Declare function.
19807 * stmt.c (expand_case): Use case_values_threshold target hook.
19808 * expr.h (case_values_threshold): Remove declartation.
19809 * expr.c (case_values_threshold): Remove function.
19810 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19812 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19813 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19814 (avr_case_values_threshold): Declare as static.
19815 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19817 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19818 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19819 (mn10300_case_values_threshold): New function.
19821 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19823 * ira.c (setup_cover_and_important_classes): Add enum cast.
19825 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19827 * genpreds.c (write_enum_constraint_num): Output definition of
19828 CONSTRAINT_NUM_DEFINED_P macro.
19829 * ira.c (setup_cover_and_important_classes): Use
19830 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19832 2009-04-24 DJ Delorie <dj@redhat.com>
19834 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19835 __SH2A_SINGLE_ONLY__ also.
19837 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19839 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19840 (movdf_internal): Ditto.
19841 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19842 SFmode and DFmode constants.
19843 (ia64_print_operand): Add 'G' format for printing
19844 floating point constants.
19846 2009-04-24 Richard Guenther <rguenther@suse.de>
19848 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19849 from unsigned additions.
19851 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19853 * c-typeck.c (set_init_index): Allow array designators that are
19854 not integer constant expressions with a pedwarn if pedantic.
19856 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19858 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19859 zero if no overlap in nonzero bits between the operands.
19861 2009-04-24 Ian Lance Taylor <iant@google.com>
19863 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19864 (record_dead_and_set_regs): Likewise.
19865 * df.h (struct df_mw_hardreg): Change flags field to int.
19866 (struct df_base_ref): Likewise.
19867 (struct df): Change changeable_flags field to int.
19868 * df-scan.c (df_defs_record): Change clobber_flags to int.
19869 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19870 constants rather than #define macros.
19871 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19872 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19873 (enum dwarf_calling_convention): Likewise.
19874 (enum dwarf_line_number_x_ops): Likewise.
19875 (enum dwarf_call_frame_info): Likewise.
19876 (enum dwarf_source_language): Likewise.
19877 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19878 (add_calling_convention_attribute): Likewise.
19879 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19880 (combine_comparisons): Change compcode to int. Add cast to enum type.
19881 * genrecog.c (maybe_both_true_2): Change c to int.
19882 (write_switch): Likewise. Add cast to enum type.
19883 * gimplify.c (gimplify_omp_for): Handle return values from
19884 gimplify_expr using MIN rather than bitwise or.
19885 (gimplify_expr): Add cast to enum type.
19886 * ipa-prop.c (update_jump_functions_after_inlining): Change
19887 IPA_BOTTOM to IPA_JF_UNKNOWN.
19888 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19889 Add casts to enum type.
19890 (setup_cover_and_important_classes): Change cl to int. Add casts
19892 (setup_class_translate): Change cl and mode to int.
19893 (ira_init_once): Change mode to int.
19894 (free_register_move_costs): Likewise.
19895 (setup_prohibited_mode_move_regs): Add casts to enum type.
19896 * langhooks.c (add_builtin_function_common): Rework assertion that
19897 value fits bitfield.
19898 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19899 * omega.c (omega_do_elimination): Avoid math on enum types.
19900 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19901 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19902 int local to handle integral_argment value.
19903 * regmove.c (try_auto_increment): Change PUT_MODE to
19905 * reload.c (push_secondary_reload): Add casts to enum type.
19906 (secondary_reload_class, find_valid_class): Likewise.
19907 * reload1.c (emit_input_reload_insns): Likewise.
19908 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19909 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19910 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19912 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19913 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19915 (expand_complex_libcall): Add casts to enum type.
19916 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19917 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19918 with ERROR_MARK, not NUM_TREE_CODES.
19919 (vect_create_epilog_for_reduction): Likewise.
19920 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19921 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19922 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19924 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19925 vect_unused_in_loop. Change 0 to loop_vect.
19926 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19927 * var-tracking.c (get_init_value): Change return type to enum
19929 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19930 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19932 (arm_override_options): Add casts to enum type.
19933 (arm_emit_tls_decoration): Likewise.
19934 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19936 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19937 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19938 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19940 * config/s390/s390.c (code_for_builtin_64): Change to array of
19942 (code_for_builtin_31): Likewise.
19943 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19945 * config/sparc/sparc.c (sparc_override_options): Change value
19946 field in struct code_model to enum cmodel. In initializer change
19947 0 to NULL and add cast to enum type.
19949 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19950 Change all callers. Issue a -Wc++-compat warning using
19951 lhs_origtype if necessary.
19952 (convert_for_assignment): Issue -Wc++-compat warnings about
19953 invalid conversions to enum type on assignment.
19954 * c-common.h (build_modify_expr): Update declaration.
19956 2009-04-24 Nick Clifton <nickc@redhat.com>
19958 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19959 (function_arg_advance): Likewise.
19960 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19963 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19965 * config/s390/constraints.md ('I', 'J'): Fix condition.
19967 2009-04-24 Diego Novillo <dnovillo@google.com>
19969 * gengtype-parse.c (parse_error): Add newline after message.
19971 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19973 * config/i386/sse.md (avxmodesuffixs): Removed.
19974 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19975 (*avx_pinsr<ssevecsize>): This.
19977 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19979 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19980 follow chains of regs with a single definition, and allow expressions
19981 that are function_invariant_p.
19982 (simple_rhs_p): Allow expressions that are function_invariant_p.
19984 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19986 PR middle-end/39867
19987 * fold-const.c (fold_cond_expr_with_comparison): When folding
19988 > and >= to MAX, make sure the MAX uses the same type as the
19989 comparison's operands.
19991 2009-04-24 Nick Clifton <nickc@redhat.com>
19993 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19994 addressing for DImode accesses.
19995 (frv_print_operand_address): Handle PLUS case.
19996 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19998 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20000 PR rtl-optimization/39794
20001 * alias.c (canon_true_dependence): Add x_addr argument.
20002 * rtl.h (canon_true_dependence): Adjust prototype.
20003 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20004 * cselib.c (cselib_invalidate_mem): Likewise.
20005 * gcse.c (compute_transp): Likewise.
20006 * dse.c (scan_reads_nospill): Likewise.
20007 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20008 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20009 canon_base_addr of the group, plus optional offset.
20010 (struct group_info): Rename canon_base_mem to
20012 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20013 canon_rtx of base_mem.
20015 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20017 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20018 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20020 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20022 * config/spu/spu-builtins.h: Delete file.
20024 * config/spu/spu.h (enum spu_builtin_type): Move here from
20026 (struct spu_builtin_description): Likewise. Add GTY marker.
20027 Do not use enum spu_function_code or enum insn_code.
20028 (spu_builtins): Add extern declaration.
20030 * config/spu/spu.c: Do not include "spu-builtins.h".
20031 (enum spu_function_code, enum spu_builtin_type_index,
20032 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20033 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20034 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20035 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20036 (spu_builtin_types): Make static. Add GTY marker.
20037 (spu_builtins): Add extern declaration with GTY marker.
20038 Include "gt-spu.h".
20040 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20041 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20042 Check programmatically whether all parameters are scalar.
20044 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20046 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20048 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20049 assignment from the constructor either if the target is volatile.
20051 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20053 * config/arm/arm.md (insv): Do not share operands[0].
20055 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20057 * config/vxlib-tls.c (active_tls_threads): Delete.
20058 (delete_hook_installed): New.
20059 (tls_delete_hook): Don't delete the delete hook.
20060 (tls_destructor): Delete it here.
20061 (__gthread_set_specific): Adjust installing the delete hook.
20062 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20063 __gthread_leave_tsd_dtor_context.
20065 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20067 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20069 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20071 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20073 (alpha_rtx_costs): Ditto.
20074 (emit_unlikely_jump): Use add_reg_note.
20075 (emit_frame_store_1): Ditto.
20076 (alpha_expand_prologue): Ditto.
20077 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20078 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20080 2009-04-23 Nick Clifton <nickc@redhat.com>
20082 * config/v850/v850.md (epilogue): Remove suppressed code.
20083 (return): Rename to return_simple and remove test of frame size.
20084 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20085 to gen_return_simple.
20087 2009-04-22 Jing Yu <jingyu@google.com>
20090 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20092 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20095 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20096 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20097 value is a VECTOR_CST, the element type is the element type of the
20100 2009-04-22 DJ Delorie <dj@redhat.com>
20102 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20104 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20106 * alias.c (find_base_term): Move around LO_SUM case, so that
20107 CONST falls through into PLUS/MINUS handling.
20110 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20111 into 0, use omit_one_operand.
20113 2009-04-23 Ben Elliston <bje@au.ibm.com>
20115 * config/rs6000/linux-unwind.h (get_regs): Remove type
20116 puns. Change the type of `pc' to an array of unsigned ints and
20117 update all users. Constify frame24.
20119 2009-04-22 DJ Delorie <dj@redhat.com>
20121 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20122 declarations before code.
20123 (current_function_special_page_vector): Likewise.
20124 (m32c_expand_insv): Silence a warning.
20126 2009-04-21 Taras Glek <tglek@mozilla.com>
20128 * alias.c: Update GTY annotations to new syntax.
20129 * basic-block.h: Likewise.
20130 * bitmap.h: Likewise.
20131 * c-common.h: Likewise.
20132 * c-decl.c: Likewise.
20133 * c-parser.c: Likewise.
20134 * c-pragma.c: Likewise.
20135 * c-tree.h: Likewise.
20136 * cfgloop.h: Likewise.
20137 * cgraph.h: Likewise.
20138 * config/alpha/alpha.c: Likewise.
20139 * config/arm/arm.h: Likewise.
20140 * config/avr/avr.h: Likewise.
20141 * config/bfin/bfin.c: Likewise.
20142 * config/cris/cris.c: Likewise.
20143 * config/darwin.c: Likewise.
20144 * config/frv/frv.c: Likewise.
20145 * config/i386/i386.c: Likewise.
20146 * config/i386/i386.h: Likewise.
20147 * config/i386/winnt.c: Likewise.
20148 * config/ia64/ia64.h: Likewise.
20149 * config/iq2000/iq2000.c: Likewise.
20150 * config/mips/mips.c: Likewise.
20151 * config/mmix/mmix.h: Likewise.
20152 * config/pa/pa.c: Likewise.
20153 * config/pa/pa.h: Likewise.
20154 * config/rs6000/rs6000.c: Likewise.
20155 * config/s390/s390.c: Likewise.
20156 * config/sparc/sparc.c: Likewise.
20157 * config/xtensa/xtensa.c: Likewise.
20158 * cselib.h: Likewise.
20159 * dbxout.c: Likewise.
20160 * dwarf2out.c: Likewise.
20161 * except.c: Likewise.
20162 * except.h: Likewise.
20163 * fixed-value.h: Likewise.
20164 * function.c: Likewise.
20165 * function.h: Likewise.
20166 * gimple.h: Likewise.
20167 * integrate.c: Likewise.
20168 * optabs.c: Likewise.
20169 * output.h: Likewise.
20170 * real.h: Likewise.
20172 * stringpool.c: Likewise.
20173 * tree-data-ref.c: Likewise.
20174 * tree-flow.h: Likewise.
20175 * tree-scalar-evolution.c: Likewise.
20176 * tree-ssa-address.c: Likewise.
20177 * tree-ssa-alias.h: Likewise.
20178 * tree-ssa-operands.h: Likewise.
20179 * tree.c: Likewise.
20180 * tree.h: Likewise.
20181 * varasm.c: Likewise.
20182 * varray.h: Likewise.
20184 * coretypes.h: Do not define GTY macro if it is already defined.
20185 * doc/gty.texi: Update GTY documentation to new syntax.
20186 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20187 annotations on structs.
20188 * gengtype-parse.c: Likewise.
20190 2009-04-22 Mark Heffernan <meheff@google.com>
20192 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20194 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20196 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20199 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20201 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20202 the same as a PLUS without a shift. Increase the cost of a
20205 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20207 * Makefile.in: Update dependencies.
20208 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20209 * errors.h: Remove bogus comment about compatibility.
20210 (warning): Update declaration.
20211 * genautomata.c: Update all calls to warning.
20212 * gimple.c: Do not include errors.h. Include toplev.h.
20213 * tree-ssa-structalias.c: Do not include errors.h.
20214 * omega.c: Likewise.
20215 * tree-ssa-reassoc.c: Likewise.
20216 * config/spu/spu-c.c: Likewise.
20217 * config/spu/t-spu-elf: Update dependencies.
20219 2009-04-22 Richard Guenther <rguenther@suse.de>
20221 PR tree-optimization/39824
20222 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20223 make sure the types are compatible.
20225 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20228 * c-common.c (c_parse_error): Take a token_flags parameter.
20229 Use token_type for the token type instead.
20230 Pass token_flags to cpp_type2name.
20231 * c-common.h (c_parse_error): Update declaration.
20232 * c-parser.c (c_parser_error): Pass 0 as token flags.
20234 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20236 PR rtl-optimization/39580
20237 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20239 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20241 * function.c (expand_function_end): Do not emit a jump to the "naked"
20242 return label for fall-through returns.
20243 * except.c (sjlj_emit_function_exit): Always place the call to the
20244 unregister function at the location installed by expand_function_end.
20246 2009-04-22 Richard Guenther <rguenther@suse.de>
20248 PR tree-optimization/39845
20249 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20250 (gen_inbound_check): Likewise.
20252 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20254 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20256 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20257 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20259 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20261 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20262 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20263 shift counts to avoid out-of-bounds array accesses.
20265 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20267 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20268 (Pmode): Move above.
20270 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20272 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20273 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20274 GET_CODE macro. Use IN_RANGE macro where appropriate.
20275 * config/alpha/alpha.h: Ditto.
20276 * config/alpha/alpha.md: Ditto.
20277 * config/alpha/constraints.md: Ditto.
20278 * config/alpha/predicates.md: Ditto.
20280 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20282 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20283 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20284 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20285 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20286 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20287 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20288 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20289 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20290 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20291 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20292 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20293 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20294 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20295 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20296 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20297 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20298 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20299 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20300 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20301 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20302 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20303 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20304 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20305 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20306 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20307 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20308 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20310 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20312 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20313 references from comments.
20314 * cfgbuild.c: (count_basic_blocks): Delete.
20315 (find_basic_blocks_1): Delete.
20316 (find_basic_blocks): Delete.
20317 * except.c (finish_eh_generation): Make static. Move comment from
20318 except.h here. Remove find_basic_blocks references from comments.
20319 * except.h (finish_eh_generation): Delete.
20320 * basic-block.h (find_basic_blocks): Delete.
20321 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20323 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20325 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20326 (sdbout_parms): Likewise.
20328 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20330 * config/sh/sh.c (prepare_cbranch_operands): Use
20331 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20332 (expand_cbranchdi4): Likewise.
20333 (from_compare): Add cast to enum type.
20334 (expand_cbranchsi4): Use add_reg_note.
20335 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20336 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20337 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20338 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20339 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20340 instead of CODE_FOR_nothing.
20341 (cbranchdi4): Likewise. Fix the order of arguments for
20343 (push_fpscr): Use add_reg_note.
20344 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20345 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20347 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20349 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20350 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20351 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20352 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20353 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20354 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20355 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20356 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20357 config/alpha/x-vms, config/arc/t-arc,
20358 config/arm/README-interworking, config/arm/arm-c.c,
20359 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20360 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20361 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20362 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20363 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20364 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20365 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20366 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20367 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20368 config/cris/t-elfmulti, config/crx/t-crx,
20369 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20370 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20371 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20372 config/h8300/t-h8300, config/i386/athlon.md,
20373 config/i386/darwin-libgcc.10.4.ver,
20374 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20375 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20376 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20377 config/i386/t-linux64, config/i386/t-nwld,
20378 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20379 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20380 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20381 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20382 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20383 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20384 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20385 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20386 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20387 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20388 config/m68k/t-uclinux, config/mcore/t-mcore,
20389 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20390 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20391 config/mips/crtn.asm, config/mips/irix-crti.asm,
20392 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20393 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20394 config/mips/mips-fixed.md, config/mips/sb1.md,
20395 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20396 config/mips/t-iris6, config/mips/t-isa3264,
20397 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20398 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20399 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20400 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20401 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20402 config/mn10300/t-linux, config/mn10300/t-mn10300,
20403 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20404 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20405 config/picochip/libgccExtras/clzsi2.asm,
20406 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20407 config/rs6000/darwin-libgcc.10.4.ver,
20408 config/rs6000/darwin-libgcc.10.5.ver,
20409 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20410 config/rs6000/t-aix43, config/rs6000/t-aix52,
20411 config/rs6000/t-darwin, config/rs6000/t-fprules,
20412 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20413 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20414 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20415 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20416 config/rs6000/t-rtems, config/rs6000/t-spe,
20417 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20418 config/score/t-score-elf, config/sh/divcost-analysis,
20419 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20420 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20421 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20422 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20423 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20424 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20425 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20426 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20427 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20428 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20429 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20430 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20431 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20432 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20433 * config/h8300/genmova.sh: Include copyright and license notices
20434 in generated output.
20435 * config/h8300/mova.md: Regenerate.
20436 * doc/install.texi2html: Include word "Copyright" in copyright
20437 notice and use name "Free Software Foundation, Inc.".
20438 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20439 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20440 ChangeLog-2007, ChangeLog-2008: Correct dates.
20442 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20444 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20445 NE_EXPR operations as well.
20446 * c-parser.c (c_parser_condition): Do not set location information on
20448 (c_parser_conditional_expression): Likewise.
20449 (c_parser_binary_expression): Set location information on operators.
20450 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20451 TRUTH_NOT_EXPR has been folded.
20452 * fold-const.c (fold_truth_not_expr): Copy location information from
20453 the incoming expression to the outgoing one.
20454 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20455 recursive calls on the LHS of the operator but pass that of the
20456 operator to recursive calls on the RHS of the operator. Set it
20458 (shortcut_cond_expr): Set the locus of the operator on the second
20459 COND_EXPR and that of the expression on the first in degenerate cases.
20460 Pass the locus of the expression to calls to shortcut_cond_r.
20461 Set the locus of the 'then' block on the associated jump, if any.
20462 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20463 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20464 expression to call to gimplify_boolean_expr.
20466 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20468 * config.gcc: Add additional configuration for
20469 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20470 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20471 (CPP_SPEC): Redefine for allowing -municode option.
20472 (STARTFILE_SPEC): Likewise.
20473 * config/i386/t-mingw-w64: New.
20474 * config/i386/mingw-w64.opt: New.
20475 (municode): Add new target option.
20476 * doc/invoke.texi (municode): Add documentation for new option.
20478 2009-04-21 Ian Lance Taylor <iant@google.com>
20480 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20481 Correct test for number of arguments.
20482 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20484 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20486 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20487 argument of emit_library_call.
20489 2009-04-21 Richard Guenther <rguenther@suse.de>
20491 PR middle-end/39829
20492 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20493 inside VIEW_CONVERT_EXPRs.
20495 2009-04-21 Martin Jambor <mjambor@suse.cz>
20497 * tree-switch-conversion.c (build_constructors): Split a long line.
20498 (constructor_contains_same_values_p): New function.
20499 (build_one_array): Create assigns of constants if possible, do not
20500 call mark_sym_for_renaming, call update_stmt.
20501 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20502 make_rename_temp. Do not call mark_symbols_for_renaming, call
20504 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20505 find_new_referenced_vars, call update_stmt.
20506 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20507 instead of calling make_rename_temp. Do not call
20508 find_new_referenced_vars or mark_symbols_for_renaming, call
20511 2009-04-21 Richard Guenther <rguenther@suse.de>
20513 PR tree-optimization/39827
20514 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20515 (tree_ssa_phiprop): Pass the correct array size.
20517 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20519 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20521 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20524 * c-typeck.c (lvalue_p): Move declaration ...
20525 * c-common.h (lvalue_p): ... to here.
20526 * c-common.c (candidate_equal_p): New.
20527 (add_tlist): Use it.
20528 (merge_tlist): Use it.
20529 (warn_for_collisions_1): Likewise.
20530 (warning_candidate_p): Accept more candidates.
20531 (verify_tree): A warning candidate can be an expression. Use
20534 2009-04-21 Ben Elliston <bje@au.ibm.com>
20537 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20538 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20539 options. Remove -mcall-solaris documentation.
20541 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20544 * doc/invoke.texi (-Wlong-long): Update description.
20545 * c-lex (interpret_integer): Only warn if there was no previous
20546 overflow and -Wlong-long is enabled.
20547 * c-decl.c (declspecs_add_type): Drop redundant flags.
20548 * c.opt (Wlong-long): Init to -1.
20549 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20550 and front-end warn_long_long. Wlong-long only depends on other
20551 flags if it is uninitialized.
20552 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20553 the same for CPP and FE.
20554 (restore_extension_diagnostics): Likewise.
20556 2009-04-20 Ian Lance Taylor <iant@google.com>
20558 Fix enum conversions which are invalid in C++:
20559 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20560 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20561 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20562 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20563 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20564 (dbxout_parms): Likewise.
20565 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20566 (df_clear_flags): Likewise.
20567 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20568 top_flag parameter to int.
20569 (df_chain_create_bb_process_use): Likewise.
20570 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20572 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20573 (df_ref_create_structure, df_def_record_1): Likewise.
20574 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20575 (df_notes_rescan): Change 0 to VOIDmode in function call.
20576 (df_get_call_refs, df_insn_refs_collect): Likewise.
20577 (df_bb_regs_collect): Likewise.
20578 (df_entry_block_defs_collect): Likewise.
20579 (df_exit_block_uses_collect): Likewise.
20580 * df.h: Update declarations.
20581 * double-int.c (double_int_divmod): Add cast to enum type.
20582 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20583 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20584 (based_loc_descr): Likewise.
20585 (loc_descriptor_from_tree_1): Change first_op and second_op to
20586 enum dwarf_location_atom. Add cast to enum type.
20587 * expmed.c (init_expmed): Change 0 to SET in function call.
20588 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20589 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20590 (do_store_flag): Likewise.
20591 * fixed-value.h (struct fixed_value): Change mode to enum
20593 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20594 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20596 (insert_insn_decl, insert_decl, insert_state): Likewise.
20597 (automata_list_finish): Likewise.
20598 * genrecog.c (process_define_predicate): Add cast to enum type.
20599 * gensupport.c (init_predicate_table): Add cast to enum type.
20600 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20602 (gimple_build_call_1, gimple_build_label): Likewise.
20603 (gimple_build_goto, gimple_build_asm_1): Likewise.
20604 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20605 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20606 (enum fallback): Rename from enum fallback_t.
20607 (fallback_t): Typedef as int.
20608 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20609 GSI_SAME_STMT in function call.
20610 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20612 (setup_reg_class_relations): Likewise.
20613 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20614 (setup_prohibited_class_mode_regs): Add cast to enum type.
20615 (setup_prohibited_mode_move_regs): Likewise.
20616 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20617 (record_address_regs): Change i to enum reg_class.
20618 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20619 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20620 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20621 (GET_MODE_2XWIDER_MODE): Likewise.
20622 (GET_CLASS_NARROWEST_MODE): Likewise.
20623 * omp-low.c (expand_omp_for): Add cast to enum type.
20624 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20625 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20626 * postreload.c (reload_cse_simplify_operands): Change rclass local
20628 * predict.c (combine_predictions_for_insn): Change best_predictor
20629 and predictor to enum br_predictor.
20630 (combine_predictions_for_bb): Likewise.
20631 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20632 use SET_PREDICT_EXPR_OUTCOME.
20633 * real.c (real_arithmetic): Change icode to code in function call.
20634 * reginfo.c (init_move_cost): Add casts to enum type.
20635 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20636 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20638 * reload.c (find_valid_class): Add casts to enum type.
20639 (push_reload): Change 0 to NO_REGS in function call.
20640 (find_reloads): Change this_alternative to array of enum
20641 reg_class. Remove some now-unnecessary casts.
20642 (make_memloc): Change 0 to VOIDmode in function call.
20643 * reload1.c (reload): Change 0 to VOIDmode in function call.
20644 (eliminate_regs_1, elimination_effects): Likewise.
20645 (eliminate_regs_in_insn): Likewise.
20646 (emit_input_reload_insns): Add cast to enum type.
20647 (delete_output_reload): Change 0 to VOIDmode in function call.
20648 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20649 to enum type in function call.
20650 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20651 (SET_PREDICT_EXPR_OUTCOME): Define.
20652 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20653 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20654 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20655 (dump_function): Likewise.
20656 * tree-dump.h: Update declarations.
20657 * tree-pass.h: Update declarations.
20658 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20659 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20661 (arm_rtx_costs_1): Correct parenthesization.
20662 (arm_rtx_costs): Add casts to enum type.
20663 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20664 (vfp_emit_fstmd): Use add_rg_note.
20665 (emit_multi_reg_push, emit_sfm): Likewise.
20666 (thumb_set_frame_pointer): Likewise.
20667 (arm_expand_prologue): Likewise.
20668 (arm_regno_class): Change return type to enum reg_class.
20669 (thumb1_expand_prologue): Use add_reg_note.
20670 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20671 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20673 * config/arm/gentune.sh: Add cast to enum type.
20674 * config/arm/arm-tune.md: Rebuild.
20675 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20676 (ix86_split_fp_branch, predict_jump): Likewise.
20677 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20678 insn_code to enum rtx_code.
20679 (ix86_builtin_vectorized_function): Add cast to enum type.
20680 * config/i386/i386.md (truncdfsf2): Change slot to enum
20682 (truncxf<mode>2, isinf<mode>2): Likewise.
20683 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20685 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20686 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20687 (insert_bundle_state): Change 1 to INSERT in function call.
20688 (ia64_add_bundle_selector_before): Likewise.
20689 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20690 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20691 (restore_stack_nonlocal): Likewise.
20692 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20694 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20696 (mips_rtx_costs): Likewise.
20697 (mips_override_options): Add casts to enum type.
20698 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20700 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20701 (store_reg, set_reg_plus_d): Likewise.
20702 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20703 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20705 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20707 (emit_unlikely_jump): Use add_reg_note.
20708 (rs6000_emit_allocate_stack): Likewise.
20709 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20710 (output_toc): Change 1 to INSERT in function call.
20711 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20712 (rs6000_initialize_trampoline): Likewise.
20713 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20715 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20716 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20717 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20718 (save_gprs): Use add_reg_note.
20719 (s390_emit_prologue): Likewise.
20720 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20721 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20722 (sparc_fold_builtin): Add cast to enum type.
20723 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20725 (spu_expand_prologue): Use add_reg_note.
20726 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20728 2009-04-20 Ian Lance Taylor <iant@google.com>
20730 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20731 (c_parser_postfix_expression_after_primary): Get VEC for list of
20732 arguments. Get original types of arguments. Call
20733 build_function_call_vec.
20734 (cached_expr_list_1, cached_expr_list_2): New static variables.
20735 (c_parser_expr_list): Change return type to VEC *. Add
20736 p_orig_types parameter. Change all callers.
20737 (c_parser_release_expr): New static function.
20738 (c_parser_vec_to_tree_list): New static function.
20739 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20740 call build_function_call_vec.
20741 (build_function_call_vec): New function, based on old
20742 build_function_call.
20743 (convert_arguments): Remove nargs and argarray parameters. Change
20744 values to a VEC. Add origtypes parameter.
20745 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20746 (convert_for_assignment): Add origtype parameter. Change all
20747 callers. If warn_cxx_compat, check for conversion to an enum
20748 type when calling a function.
20749 (store_init_value): Add origtype parameter. Change all callers.
20750 (digest_init): Likewise.
20751 (struct init_node): Add origtype field.
20752 (add_pending_init): Add origtype parameter. Change all callers.
20753 (output_init_element): Likewise.
20754 (output_pending_init_elements): Pass origtype from init_node to
20755 output_init_element.
20756 (process_init_element): Pass origtype from c_expr to
20757 output_init_element.
20758 (c_finish_return): Add origtype parameter. Change all callers.
20759 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20761 (sync_resolve_params): Likewise.
20762 (sync_resolve_return): Change params to first_param. Change caller.
20763 (resolve_overloaded_builtins): Change params to VEC *. Change
20764 callers. Save first parameter around call to build_function_call_vec.
20765 * c-decl.c (finish_decl): Add origtype parameter. Change all
20766 callers. Call build_function_call_vec rather than
20767 build_function_call for cleanup.
20768 * c-tree.h: Update declarations.
20769 * c-common.h: Update declarations.
20770 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20771 params to first_param.
20772 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20773 params parameter from tree to void *.
20774 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20775 Change arglist parameter to have type void *, and to be a pointer
20777 * config/rs6000/rs6000-protos.h
20778 (altivec_resolve_overloaded_builtin): Update declaration.
20779 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20780 fnargs parameter to have type void *, and to be a pointer to a
20781 VEC. Call build_function_call_vec instead of
20782 build_function_call.
20783 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20785 2009-04-20 Joey Ye <joey.ye@intel.com>
20786 Xuepeng Guo <xuepeng.guo@intel.com>
20787 H.J. Lu <hongjiu.lu@intel.com>
20789 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20791 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20792 (IX86_LEA_PRIORITY): Likewise.
20793 (distance_non_agu_define): New function.
20794 (distance_agu_use): Likewise.
20795 (ix86_lea_for_add_ok): Likewise.
20796 (ix86_dep_by_shift_count): Likewise.
20798 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20799 should split for LEA.
20801 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20803 (ix86_dep_by_shift_count): Likewise.
20805 2009-04-20 Richard Guenther <rguenther@suse.de>
20807 * expr.c (handled_component_p): Move ...
20808 * tree.h (handled_component_p): ... here.
20809 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20810 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20811 and REALPART_EXPR to be in one group.
20813 2009-04-20 Richard Guenther <rguenther@suse.de>
20815 * basic-block.h (get_all_dominated_blocks): Declare.
20816 * dominance.c (get_all_dominated_blocks): New function.
20817 * tree-cfg.c (get_all_dominated_blocks): Remove.
20818 (remove_edge_and_dominated_blocks): Adjust.
20819 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20820 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20821 instead of recursing.
20823 2009-04-20 Doug Kwan <dougkwan@google.com>
20825 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20826 (struct cgraph_node_set_def): New type.
20827 (cgraph_node_set) New type. Also declare vector functions.
20828 (struct cgraph_node_set_element_def): New type.
20829 (cgraph_node_set_element): Ditto.
20830 (cgraph_node_set_iterator): New iterator type.
20831 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20832 cgraph_node_set_remove, dump_cgraph_node_set,
20833 debug_cgraph_node_set): New prototypes.
20834 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20835 cgraph_node_set_size): New inlines.
20836 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20837 including cgraph.h.
20838 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20839 argument to function 'write_summary'.
20840 * ipa.c: Include ggc.h.
20841 (hash_cgraph_node_set_element,
20842 eq_cgraph_node_set_element, cgraph_node_set_new,
20843 cgraph_node_set_add, cgraph_node_set_remove,
20844 cgraph_node_set_find, dump_cgraph_node_set,
20845 debug_cgraph_node_set): New functions.
20846 * Makefile.in (ipa.o): Add dependency on GGC_H.
20848 2009-04-20 Ira Rosen <irar@il.ibm.com>
20850 PR tree-optimization/39675
20851 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20852 check of the return code of vect_schedule_slp. Check that
20853 stmt_vec_info still exists for the statement, before checking its
20854 vectorization type.
20856 2009-04-20 Michael Matz <matz@suse.de>
20858 * Makefile.in (generated_files): Take out $(simple_generated_c).
20860 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20862 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20863 (UINTPTR_TYPE): Likewise.
20865 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20868 * c-typeck.c (digest_init): Check for initializing an array with a
20871 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20874 * c-semantics.c (pop_stmt_list): Propagate
20875 STATEMENT_LIST_HAS_LABEL to parent statement list.
20877 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20879 * config/mips/mips.h (mips_tune_attr): New macro.
20880 * config/mips/mips.md (cpu): Use it.
20882 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20885 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20888 2009-04-19 Diego Novillo <dnovillo@google.com>
20890 * toplev.c (compile_file): Move call to coverage_finish ...
20891 * cgraphunit.c (ipa_passes): ... here.
20892 Call cgraph_process_new_functions.
20893 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20894 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20896 2009-04-19 Jan Hubicka <jh@suse.cz>
20898 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20900 (dump_cgraph_node): Dump can throw external flag.
20901 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20903 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20907 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20908 * common.opt (Wlogical-op): Move from here...
20909 * c.opt (Wlogical-op): ... to here.
20910 * c-typeck.c (parser_build_binary_op): Update call to
20911 warn_logical_operator.
20912 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20914 * c-common.c (warn_logical_op): Update.
20915 * c-common.h (warn_logical_op): Update declaration.
20917 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20919 * tree.c (protected_set_expr_location): Fix formatting.
20921 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20924 * c-typeck.c (readonly_warning): new.
20925 (build_unary_op, build_modify_expr): Use readonly_warning for
20926 storing into something readonly but not const-qualified.
20928 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20931 * c-typeck.c (build_unary_op): Check for taking address of
20932 expression of type void.
20934 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20937 * c-typeck.c (build_function_call): Check for calling a function
20938 with qualified void return types. Call require_complete_type when
20941 2009-04-18 Jan Hubicka <jh@suse.cz>
20943 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20945 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20946 can_throw_external flag.
20947 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20948 * ipa-pure-const.c (ignore_edge): New function.
20949 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20950 only over can_throw_external edges.
20951 (local_pure_const): Add nothrow flag.
20952 * ipa-utils.c (searchc): Add ignore_edge callback.
20953 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20954 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20955 (set_nothrow_function_flags): Update cgraph.
20956 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20958 2009-04-18 Richard Guenther <rguenther@suse.de>
20960 PR middle-end/39804
20961 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20962 (fold_stmt): ... this and ...
20963 (fold_stmt_inplace): ... this.
20964 (fold_stmt_1): Fold references in calls and asms.
20965 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20967 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20969 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20970 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20972 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20974 * tree.c (function_args_count): Remove.
20975 * tree.h: Remove the prototype for function_args_count.
20977 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20979 * tree-iterator.c (expr_only): Remove.
20980 * tree.h: Remove the prototype for expr_only.
20982 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20984 * reginfo.c (cannot_change_mode_set_regs): Remove.
20985 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20987 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20989 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20990 whether operands 0 and 1 overlaps.
20992 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20994 PR middle-end/36902
20995 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20996 pointer. Use warning_at instead of warning.
20997 (search_for_addr_array): Likewise.
20998 (check_array_bounds): Likewise.
20999 (check_all_array_refs): Check that the incoming edge is not in the
21000 list of edges to be removed.
21001 (check_all_array_refs): Avoid the temporal pointer.
21002 (vrp_visit_cond_stmt): Fix typo.
21003 (simplify_switch_using_ranges): Handle the case where the switch
21004 index is an integer constant.
21006 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21008 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21010 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21012 * doc/extend.texi, doc/invoke.texi: Fix typos.
21014 2009-04-17 Cary Coutant <ccoutant@google.com>
21016 * tree-flow-inline.h (get_lineno): Fix inverted test.
21018 2009-04-17 Diego Novillo <dnovillo@google.com>
21020 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21021 assertion for AVAIL_OUT.
21023 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21026 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21027 * config/sh/linux-atomic.asm: Likewise.
21029 2009-04-17 Diego Novillo <dnovillo@google.com>
21031 * except.c (debug_eh_tree): New.
21032 (struct eh_region, struct eh_status): Move ...
21033 * except.h: ... here.
21034 (add_type_for_runtime): Declare extern.
21035 (lookup_type_for_runtime): Likewise.
21036 (debug_eh_tree): Declare.
21037 * Makefile.in (GTFILES): List except.h before except.c
21039 2009-04-17 Diego Novillo <dnovillo@google.com>
21041 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21042 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21043 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21044 (find_vars_r): ... here.
21045 * tree-flow.h (find_referenced_vars_in): Declare.
21046 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21047 that AVAIL_OUT exists for BLOCK.
21048 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21049 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21050 (tree-parloops.o): Likewise.
21052 2009-04-17 Simon Baldwin <simonb@google.com>
21054 * toplev.c (default_tree_printer): Add handling for %E format.
21056 2009-04-17 Diego Novillo <dnovillo@google.com>
21058 * tree-pretty-print.c (dump_generic_node): Add break after
21059 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21060 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21061 FUNCTION_TYPE together. Call print_struct_decl when printing
21062 structures and TDF_SLIM is not given.
21063 (print_struct_decl): Fix logic for detecting recursion.
21065 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21068 * gcc.c (create_at_file): New.
21069 (compile_input_file_p): New.
21070 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21071 * main.c (main): Update call to toplev_main.
21072 * toplev.c (toplev_main): Change signature. Call expandargv.
21073 * toplev.h (toplev_main): Change signature.
21075 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21077 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21078 if the latter is not constant.
21080 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21082 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21084 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21086 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21087 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21089 2009-04-17 Richard Guenther <rguenther@suse.de>
21091 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21092 Handle component references view-converting an invariant address.
21094 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21096 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21097 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21098 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21099 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21100 Use @deftypevr rather than @deftypevar.
21102 2009-04-17 Richard Guenther <rguenther@suse.de>
21104 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21105 (get_prop_source_stmt): Likewise.
21106 (can_propagate_from): Likewise.
21108 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21110 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21111 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21112 (--with-multilib-list): Add default value.
21113 * configure: Regenerate.
21114 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21115 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21116 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21117 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21118 Don't add default cpu to multilib list unnecessarily, but do enable
21119 the relevant compiler option..
21120 Add support for --with-multilib-list=<blank> and
21121 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21122 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21123 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21124 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21125 TM_MULTILIB_CONFIG.
21126 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21127 (MULTILIB_OSDIRNAMES): New variable.
21128 * config/sh/t-1e: Delete file.
21129 * config/sh/t-mlib-sh1: Delete file.
21130 * config/sh/t-mlib-sh2: Delete file.
21131 * config/sh/t-mlib-sh2a: Delete file.
21132 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21133 * config/sh/t-mlib-sh2a-single: Delete file.
21134 * config/sh/t-mlib-sh2a-single-only: Delete file.
21135 * config/sh/t-mlib-sh2e: Delete file.
21136 * config/sh/t-mlib-sh3e: Delete file.
21137 * config/sh/t-mlib-sh4: Delete file.
21138 * config/sh/t-mlib-sh4-nofpu: Delete file.
21139 * config/sh/t-mlib-sh4-single: Delete file.
21140 * config/sh/t-mlib-sh4-single-only: Delete file.
21141 * config/sh/t-mlib-sh4a: Delete file.
21142 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21143 * config/sh/t-mlib-sh4a-single: Delete file.
21144 * config/sh/t-mlib-sh4a-single-only: Delete file.
21145 * config/sh/t-mlib-sh4al: Delete file.
21146 * config/sh/t-mlib-sh5-32media: Delete file.
21147 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21148 * config/sh/t-mlib-sh5-64media: Delete file.
21149 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21150 * config/sh/t-mlib-sh5-compact: Delete file.
21151 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21152 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21153 * doc/install.texi (Options specification): Add
21154 --with-multilib-list and --with-endian.
21156 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21158 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21160 (OBJS-common): Add plugin-version.o.
21161 (plugin-version.o): New.
21162 * gcc-plugin.h (plugin_gcc_version): New.
21163 (plugin_default_version_check): New.
21164 (plugin_init_func, plugin_init): Add version argument.
21165 * plugin-version.c: New.
21166 * plugin.c (str_plugin_gcc_version_name): New.
21167 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21168 pass it to the init function.
21169 (plugin_default_version_check): New.
21171 2009-04-17 Richard Guenther <rguenther@suse.de>
21173 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21174 for decl-vs-decl disambiguation.
21176 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21178 * config/s390/s390.h (s390_tune_attr): New macro definition.
21179 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21181 2009-04-17 Richard Guenther <rguenther@suse.de>
21183 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21184 (fold_stmt_r): Likewise.
21185 (maybe_fold_reference): New function.
21186 (fold_gimple_assign): Handle cases fold_stmt_r did.
21187 (fold_stmt): Do not use fold_stmt_r.
21188 (fold_stmt_inplace): Likewise.
21190 2009-04-17 Richard Guenther <rguenther@suse.de>
21192 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21193 (record_equivalences_from_stmt): Remove useless checks and
21195 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21196 the type is already suitable.
21198 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21200 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21202 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21204 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21205 (CMPtype): Define as __gcc_CMPtype.
21207 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21209 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21210 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21212 2009-04-17 Richard Guenther <rguenther@suse.de>
21214 PR tree-optimization/39746
21215 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21216 special-casing for builtins and static variable use/def.
21217 (call_may_clobber_ref_p_1): Likewise.
21219 2009-04-16 Ian Lance Taylor <iant@google.com>
21221 * df.h: Include "timevar.h".
21222 (struct df_problem): Change tv_id field to timevar_id_t.
21223 * tree-pass.h: Include "timevar.h".
21224 (struct opt_pass): Change tv_id field to timevar_id_t.
21225 * timevar.h (timevar_id_t): Define TV_NONE.
21226 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21227 TV_NONE rather than tv_id != 0.
21228 (execute_one_pass): Likewise.
21229 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21230 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21231 dependencies to $(TREE_PASS_H).
21232 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21234 (pass_branch_target_load_optimize2): Likewise.
21235 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21236 (pass_outof_cfg_layout_mode): Likewise.
21237 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21238 (pass_rebuild_cgraph_edges): Likewise.
21239 (pass_remove_cgraph_callee_edges): Likewise.
21240 * df-core.c (pass_df_initialize_opt): Likewise.
21241 (pass_df_initialize_no_opt): Likewise.
21242 (pass_df_finish): Likewise.
21243 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21244 * except.c (pass_set_nothrow_function_flags): Likewise.
21245 (pass_convert_to_eh_region_ranges): Likewise.
21246 * final.c (pass_compute_alignments): Likewise.
21247 * function.c (pass_instantiate_virtual_regs): Likewise.
21248 (pass_init_function): Likewise.
21249 (pass_leaf_regs): Likewise.
21250 (pass_match_asm_constraints): Likewise.
21251 * gimple-low.c (pass_lower_cf): Likewise.
21252 (pass_mark_used_blocks): Likewise.
21253 * init-regs.c (pass_initialize_regs): Likewise.
21254 * integrate.c (pass_initial_value_sets): Likewise.
21255 * ira.c (pass_ira): Likewise.
21256 * jump.c (pass_cleanup_barriers): Likewise.
21257 * omp-low.c (pass_expand_omp): Likewise.
21258 (pass_lower_omp): Likewise.
21259 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21260 * recog.c (pass_split_all_insns): Likewise.
21261 (pass_split_after_reload): Likewise.
21262 (pass_split_before_regstack): Likewise.
21263 (pass_split_before_sched2): Likewise.
21264 (pass_split_for_shorten_branches): Likewise.
21265 * reginfo.c (pass_reginfo_init): Likewise.
21266 (pass_subregs_of_mode_init): Likewise.
21267 (pass_subregs_of_mode_finish): Likewise.
21268 * passes.c (pass_postreload): Likewise.
21269 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21270 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21271 (pass_warn_function_return): Likewise.
21272 (pass_warn_function_noreturn): Likewise.
21273 * tree-complex.c (pass_lower_complex): Likewise.
21274 (pass_lower_complex_O0): Likewise.
21275 * tree-if-conv.c (pass_if_conversion): Likewise.
21276 * tree-into-ssa.c (pass_build_ssa): Likewise.
21277 * tree-mudflap.c (pass_mudflap_1): Likewise.
21278 (pass_mudflap_2): Likewise.
21279 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21280 (pass_mudflap_2): Likewise.
21281 * tree-nrv.c (pass_return_slot): Likewise.
21282 * tree-object-size.c (pass_object_sizes): Likewise.
21283 * tree-optimize.c (pass_all_optimizations): Likewise.
21284 (pass_early_local_passes): Likewise.
21285 (pass_all_early_optimizations): Likewise.
21286 (pass_cleanup_cfg): Likewise.
21287 (pass_cleanup_cfg_post_optimizing): Likewise.
21288 (pass_free_datastructures): Likewise.
21289 (pass_free_cfg_annotations): Likewise.
21290 (pass_fixup_cfg): Likewise.
21291 (pass_init_datastructures): Likewise.
21292 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21293 (pass_late_warn_uninitialized): Likewise.
21294 (pass_update_address_taken): Likewise.
21295 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21296 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21297 (pass_cse_sincos): Likewise.
21298 (pass_convert_to_rsqrt): Likewise.
21299 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21300 * tree-stdarg.c (pass_stdarg): Likewise.
21301 * tree-tailcall.c (pass_tail_recursion): Likewise.
21302 (pass_tail_calls): Likewise.
21303 * tree-vect-generic.c (pass_lower_vector): Likewise.
21304 (pass_lower_vector_ssa): Likewise.
21305 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21307 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21309 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21311 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21313 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21314 logical and signext.
21316 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21319 * config/sh/predicates.md (arith_operand): Check if the operand
21320 of TRUNCATE is a REG.
21322 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21324 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21325 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21327 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21329 * tree-iterator.c (tsi_split_statement_list_after,
21330 tsi_split_statement_list_before): Remove.
21331 * tree-iterator.h: Remove the prototypes for
21332 tsi_split_statement_list_after and tsi_split_statement_list_before.
21334 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21336 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21337 * tree-ssa-propagate.h: Remove the prototype for
21338 stmt_makes_single_load.
21340 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21342 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21343 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21345 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21347 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21349 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21351 * except.c (eh_region_outer_p): Remove.
21352 * except.h: Remove the prototype for eh_region_outer_p.
21354 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21356 * function.c (current_function_assembler_name): Remove.
21357 * function.h: Remove the prototype for
21358 current_function_assembler_name.
21360 2009-04-16 Ian Lance Taylor <iant@google.com>
21362 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21363 (add_reg_note): Call alloc_reg_note.
21364 * rtl.h (alloc_reg_note): Declare.
21365 * combine.c (try_combine): Use alloc_reg_note.
21366 (recog_for_combine, move_deaths): Likewise.
21367 (distribute_notes): Use alloc_reg_note and add_reg_note.
21368 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21369 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21370 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21372 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21374 PR rtl-optimization/39762
21375 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21376 ira_may_move_out_cost): Add comments about way of their usage.
21377 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21379 * ira-conflicts.c (process_regs_for_copy): Use function
21380 ira_get_register_move_cost instead of global
21381 ira_register_move_cost.
21383 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21384 color_pass, move_spill_restore, update_curr_costs): Ditto.
21386 * ira-lives.c (process_single_reg_class_operands): Ditto.
21388 * ira-emit.c (emit_move_list): Ditto.
21390 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21391 (record_reg_classes): Ditto. Use functions
21392 ira_get_register_move_cost and ira_get_may_move_cost instead of
21393 global vars ira_register_move_cost, ira_may_move_out_cost and
21394 ira_may_move_in_cost.
21395 (record_address_regs): Don't call ira_init_register_move_cost.
21396 Use function ira_get_may_move_cost instead of global
21397 ira_may_move_in_cost.
21398 (process_bb_node_for_hard_reg_moves): Use function
21399 ira_get_register_move_cost instead of global ira_register_move_cost.
21400 (ira_costs): Don't call ira_init_register_move_cost.
21402 2009-04-16 Richard Guenther <rguenther@suse.de>
21404 * tree-cfg.c (verify_gimple_assign_binary):
21405 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21406 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21407 (create_general_new_stmt): Note that this function is broken.
21409 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21411 * common.opt (fhelp): Add Var(help_flag).
21412 * gcc-plugin.h (plugin_info): Add help.
21413 * plugin.c (plugin_name_args): Add help.
21414 (register_plugin_info): Set plugin->help.
21415 (print_help_one_plugin): New.
21416 (print_plugins_help): New.
21417 * plugin.h (print_plugins_help): New.
21418 * toplev.c (toplev_main): Call print_plugins_help if needed.
21420 2009-04-16 Richard Guenther <rguenther@suse.de>
21422 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21423 (gimple_ior_addresses_taken_1): New function.
21424 (gimple_ior_addresses_taken): Likewise.
21425 * gimple.h (struct gimple_statement_with_ops_base): Remove
21426 addresses_taken member.
21427 (gimple_ior_addresses_taken): Declare.
21428 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21429 gimple_set_addresses_taken): Remove.
21430 * ipa-reference.c (mark_address): New function.
21431 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21432 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21433 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21434 (gimple_add_to_addresses_taken): Remove.
21435 (get_tmr_operands): Call mark_address_taken.
21436 (get_asm_expr_operands): Likewise.
21437 (get_expr_operands): Likewise.
21438 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21439 (free_stmt_operands): Do not free it.
21440 * tree-ssa.c (delete_tree_ssa): Likewise.
21441 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21443 2009-04-16 Richard Guenther <rguenther@suse.de>
21445 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21446 (walk_stmt_load_store_ops): Likewise.
21447 * gimple.c (get_base_loadstore): New function.
21448 (walk_stmt_load_store_addr_ops): Likewise.
21449 (walk_stmt_load_store_ops): Likewise.
21450 * ipa-pure-const.c (check_op): Simplify.
21451 (check_load, check_store): New functions.
21452 (check_stmt): Use walk_stmt_load_store_ops.
21453 * ipa-reference.c (mark_load): Adjust signature.
21454 (mark_store): Likewise.
21455 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21457 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21459 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21460 (plugin_info): New.
21461 * opts.c (common_handle_option): Don't call print_version.
21462 * plugin.c (plugin_name_args): Add version.
21463 (register_plugin_info): New.
21464 (register_callback): Handle PLUGIN_INFO.
21465 (try_init_one_plugin): New.
21466 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21468 (finalize_one_plugin): New.
21469 (finalize_plugins): New.
21470 (print_one_plugin): New.
21471 (print_plugins_versions): New.
21472 * plugin.h (print_plugins_versions): New.
21473 (finalize_plugins): New.
21474 * toplev.c (compile_file): Don't call initialize_plugins.
21475 (print_version): Call print_plugins_versions.
21476 (toplev_main): Call initialize_plugins. Print version if needed.
21477 Call finalize_plugins.
21479 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21481 * common.opt (fversion): New.
21482 * gcc.c (print_version): New.
21483 (process_command): Don't print the version. Just set print_version.
21484 (main): Print version. Call subprocesses if print_version and
21485 verbose_flag are set.
21486 * opts.c (common_handle_option): Handle OPT_fversion.
21488 2009-04-16 Richard Guenther <rguenther@suse.de>
21489 Ira Rosen <irar@il.ibm.com>
21491 PR tree-optimization/39698
21492 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21493 type of the reduction variable. Only generate the def if
21496 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21497 make sure to first convert to an integer of the same precision.
21498 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21499 the type of the evolution correctly in computing the new
21500 induction variable base.
21502 2009-04-16 Richard Guenther <rguenther@suse.de>
21504 PR middle-end/39625
21505 * tree-cfg.c (make_blocks): Split statements with to-be
21506 abnormal SSA names on the lhs.
21508 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21510 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21511 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21512 * c-typeck.c (really_start_incremental_init): Likewise.
21513 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21514 (TARGET_INITIALIZER): Remove it.
21515 * target.h (struct target): Remove vector_opaque_p.
21516 * tree.c (build_opaque_vector_type): New.
21517 * tree.h (TYPE_VECTOR_OPAQUE): New.
21518 (build_opaque_vector_type): Declare.
21519 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21520 * config/rs6000/rs6000.c (build_opaque_vector_type,
21521 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21522 (rs6000_init_builtins): Use build_opaque_vector_type for
21523 opaque_V4SI_type_node.
21525 2009-04-15 Catherine Moore <clm@codesourcery.com>
21527 * debug.h (set_name): Declare.
21528 * dwarf2out.c (dwarf2out_set_name): Declare.
21529 (dwarf2_debug_hooks): Add set_name.
21530 (find_AT_string): New.
21531 (add_AT_string): Call find_AT_string.
21532 (dwarf2out_set_name): New.
21533 * cp/decl.c (grokdeclarator): Call set_name.
21534 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21535 * debug.c (do_nothing_debug_hooks): Likewise.
21536 * dbxout.c (dbx_debug_hooks): Likewise.
21537 * sdbout.c (sdb_debug_hooks): Likewise.
21539 2009-04-15 Michael Eager <eager@eagercon.com>
21541 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21542 reg for single-precision FPU.
21543 * config/rs6000/rs6000.md (movsi_internal1): Only for
21544 !TARGET_SINGLE_FPU.
21545 (movsi_internal1_single): New. Add pattern to move SI values to/from
21546 single-precision FP regs.
21548 2009-04-15 Richard Guenther <rguenther@suse.de>
21550 * omp-low.c (lower_rec_input_clauses): Build correct address
21552 (expand_omp_for_generic): Fix multiplication type.
21553 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21554 (generate_memset_zero): Fix types.
21555 * tree-profile.c (prepare_instrumented_value): Correctly
21558 2009-04-15 Ian Lance Taylor <iant@google.com>
21560 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21561 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21562 for -Wall and for -Wc++-compat.
21563 (c_common_post_options): For C++, set warn_enum_compare if not
21565 * c-tree.h (struct c_expr): Add field original_type.
21566 (build_external_ref): Update declaration.
21567 * c-parser.c (c_parser_braced_init): Set original_type.
21568 (c_parser_initelt): Likewise.
21569 (c_parser_expr_no_commas): Likewise.
21570 (c_parser_conditional_expression): Likewise.
21571 (c_parser_cast_expression): Likewise.
21572 (c_parser_unary_expression): Likewise. Pull setting of
21573 original_code to top of function.
21574 (c_parser_sizeof_expression): Set original_type.
21575 (c_parser_alignof_expression): Likewise.
21576 (c_parser_postfix_expression): Likewise. Pull setting of
21577 original_code to top of function.
21578 (c_parser_postfix_expression_after_paren_type): Set original_type.
21579 (c_parser_postfix_expression_after_primary): Likewise.
21580 (c_parser_expression): Likewise.
21581 * c-typeck.c (build_external_ref): Add type parameter. Change all
21583 (c_expr_sizeof_expr): Set original_type field.
21584 (parser_build_unary_op): Likewise.
21585 (parser_build_binary_op): Likewise. Optionally warn about
21586 comparisons of enums of different types.
21587 (digest_init): Set original_type field.
21588 (really_start_incremental_init): Likewise.
21589 (push_init_level, pop_init_level): Likewise.
21590 * doc/invoke.texi (Warning Options): -Wenum-compare now
21593 2009-04-15 Richard Guenther <rguenther@suse.de>
21595 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21596 out a necessary conversion.
21597 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21598 names we didn't value number.
21599 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21601 2009-04-15 Richard Guenther <rguenther@suse.de>
21603 PR tree-optimization/39764
21604 * tree-ssa-ccp.c (get_value): Canonicalize value with
21605 canonicalize_float_value.
21607 2009-04-15 Jan Hubicka <jh@suse.cz>
21609 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21610 Wrong version of patch.
21612 2009-04-15 Jan Hubicka <jh@suse.cz>
21614 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21616 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21618 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21619 our distinct integral and vector types.
21621 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21623 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21624 * init.c (build_vtbl_address): Remove call to assemble_external.
21626 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21628 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21629 output for other floating point modes.
21631 2009-04-14 Diego Novillo <dnovillo@google.com>
21633 * diagnostic.c (diagnostic_report_diagnostic): Do not
21634 warn about loaded plugins for DK_ERROR and DK_WARNING.
21635 * c-decl.c (declspecs_add_type): Move call to
21636 invoke_plugin_callbacks ...
21637 * c-parser.c (c_parser_declspecs): ... here.
21638 * plugin.c (dump_active_plugins): Tidy output.
21640 2009-04-14 Diego Novillo <dnovillo@google.com>
21641 Le-Chun Wu <lcwu@google.com>
21643 * configure.ac: Add --enable-plugin support.
21644 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21645 * Makefile.in (PLUGIN_H): Define.
21646 Export ENABLE_PLUGIN and GMPINC to site.exp.
21647 Add PLUGINLIBS to link command.
21648 Add/modify dependencies for plugin.o and files including plugin.h.
21650 * config.in: Regenerate.
21652 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21655 2009-04-14 Le-Chun Wu <lcwu@google.com>
21657 * tree-pass.h (register_one_dump_file): Add a prototype for
21658 register_one_dump_file.
21659 * toplev.c (compile_file): Call initialize_plugins.
21660 (do_compile): Call invoke_plugin_callbacks.
21661 (toplev_main): Call invoke_plugin_callbacks.
21662 * common.opt: Add -fplugin= and -fplugin-arg-.
21663 * gcc-plugin.h: New public header file for plugins to include.
21664 * plugin.c: New source file.
21665 * plugin.h: New internal header file.
21666 * passes.c (register_one_dump_file): Make it external.
21668 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21670 2009-04-14 Diego Novillo <dnovillo@google.com>
21672 * doc/plugins.texi: New.
21673 * doc/gccint.texi: Add reference to Plugins chapter.
21674 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21675 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21676 loaded plugins, if any.
21677 * timevar.def (TV_PLUGIN_INIT): Define.
21678 (TV_PLUGIN_RUN): Define.
21679 * plugin.c: Include timevar.h
21680 (plugins_active_p): New.
21681 (dump_active_plugins): New.
21682 (debug_active_plugins): New.
21684 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21686 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21688 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21690 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21692 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21693 the same as a minus without a shift.
21695 2009-04-14 Nick Clifton <nickc@redhat.com>
21697 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21698 comparisons with small integers will always produce a short
21701 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21704 2008-12-19 Diego Novillo <dnovillo@google.com>
21706 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21708 2009-04-14 Richard Guenther <rguenther@suse.de>
21710 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21712 (verify_gimple_assign_binary): Likewise. Handle shifts and
21714 (verify_gimple_phi): Print the mismatched argument position.
21715 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21717 (vect_update_init_of_dr): Likewise.
21718 * matrix-reorg.c (transform_access_sites): Do what the
21720 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21722 2009-04-13 Michael Eager <eager@eagercon.com>
21724 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21725 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21726 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21727 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21728 remove duplicate config
21730 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21732 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21733 file_name:line_number type locator of the call site.
21735 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21737 * genautomata.c: Put blank after comma.
21738 (automaton_decls): New.
21739 (struct unit_usage): Add comments to member next.
21740 (store_alt_unit_usage): Keep the list ordered.
21741 (unit_present_on_list_p, equal_alternatives_p): New.
21742 (check_regexp_units_distribution): Check units distribution
21743 correctness correctly.
21744 (main): Don't write automata if error is found. Return correct
21747 * config/m68k/cf.md (cfv4_ds): Remove.
21748 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21749 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21751 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21752 power4-load-ext, power4-store, power4-store-update,
21753 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21754 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21755 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21756 power4-sqrt, power4-isync): Modify reservation to make correct
21757 unit distribution to automata.
21759 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21760 power5-store-update, power5-two, power5-three, power5-lmul,
21761 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21763 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21765 * except.c (pass_set_nothrow_function_flags): Set name and add
21767 (set_nothrow_function_flags): Mention in the dump file when
21768 changing a function to nothrow.
21770 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21773 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21774 instead of unsigned long.
21776 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21778 * config/arm/arm.c (return_used_this_function): Remove.
21779 (arm_output_function_prologue): Remove use of
21780 return_used_this_function.
21781 (output_return_instruction): Replace use of
21782 return_used_this_function
21783 by cfun->machine->return_used_this_function.
21784 (arm_output_epilogue): Likewise.
21785 (arm_output_function_epilogue): Likewise.
21786 (thumb_unexpanded_epilogue): Likewise.
21787 * config/arm/arm.h (struct machine_function):
21788 New member return_used_this_function.
21790 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21792 * doc/install.texi: Correct description of default directory for
21793 --with-gxx-include-dir.
21795 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21797 * fold-const.c (build_range_check): Properly deal with enumeral and
21798 boolean base types.
21800 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21802 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21803 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21804 * params.h (MAX_GCSE_PASSES): Remove.
21805 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21806 in sequence. Remove ability to run multiple passes.
21807 (bypass_jumps): Report run as third CPROP pass.
21809 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21811 PR middle-end/39651
21812 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21813 when deciding whether the whole SEQUENCE can throw.
21815 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21818 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21819 offseted label references.
21821 2009-04-11 Jan Hubicka <jh@suse.cz>
21823 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21825 2009-04-11 Richard Guenther <rguenther@suse.de>
21827 PR middle-end/39732
21828 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21829 return variables as TREE_ADDRESSABLE.
21831 2009-04-11 Richard Guenther <rguenther@suse.de>
21833 PR tree-optimization/39713
21834 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21835 reference trees have SSA_NAME operands.
21837 2009-04-11 Richard Guenther <rguenther@suse.de>
21840 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21841 address expressions.
21843 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21845 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21846 match changes in Cygwin 1.7
21847 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21848 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21850 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21852 PR tree-optimization/39701
21853 * doc/invoke.texi (Optimization Options): Document change in
21854 meaning and initialization of -fdelete-null-pointer-checks.
21856 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21858 PR middle-end/39701
21859 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21861 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21864 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21866 2009-04-10 Chao-ying Fu <fu@mips.com>
21868 * doc/tm.texi (Instruction Output): Document
21869 TARGET_ASM_FINAL_POSTSCAN_INSN.
21870 * target.h (final_postscan_insn): New field in asm_out.
21871 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21872 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21873 * final.c (final_scan_insn): Call
21874 targetm.asm_out.final_postscan_insn after outputting
21875 an asm macro and a normal instruction.
21877 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21878 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21879 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21880 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21881 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21883 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21885 PR middle-end/39701
21886 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21887 variables as non-NULL even with -fdelete-null-pointer-checks.
21889 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21891 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21893 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21896 * config/i386/i386.c (classify_argument): Handle SCmode with
21897 (bit_offset % 64) != 0.
21899 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21901 * doc/invoke.texi (Optimize Options): Add cross-reference to
21902 -Q --help=optimizers examples.
21904 2009-04-10 Ben Elliston <bje@au.ibm.com>
21907 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21908 regalign for the reg == fpr and TDmode case.
21910 2009-04-09 David Ayers <ayers@fsfe.org>
21913 * objc/objc-act.c (warn_with_method): Remove helper function.
21914 (check_duplicates): Call warning and inform directly.
21915 (really_start_method): Likewise.
21917 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21919 * expmed.c (expand_divmod): Always use a comparison for a division
21920 by a large unsigned integer.
21922 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21923 for things others than variables or functions as nonzero.
21925 2009-04-09 Nick Clifton <nickc@redhat.com>
21927 * unwind-compat.c: Change copyright header to refer to version
21928 3 of the GNU General Public License with version 3.1 of the
21929 GCC Runtime Library Exception and to point readers at the
21930 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21931 * config/alpha/crtfastmath.c: Likewise.
21932 * config/alpha/linux-unwind.h: Likewise.
21933 * config/alpha/qrnnd.asm: Likewise.
21934 * config/alpha/vms-crt0-64.c: Likewise.
21935 * config/alpha/vms-crt0.c: Likewise.
21936 * config/alpha/vms-dwarf2.asm: Likewise.
21937 * config/alpha/vms-dwarf2eh.asm: Likewise.
21938 * config/alpha/vms-psxcrt0-64.c: Likewise.
21939 * config/alpha/vms-psxcrt0.c: Likewise.
21940 * config/alpha/vms_tramp.asm: Likewise.
21941 * config/arc/initfini.c: Likewise.
21942 * config/arc/lib1funcs.asm: Likewise.
21943 * config/arm/bpabi-v6m.S: Likewise.
21944 * config/arm/bpabi.S: Likewise.
21945 * config/arm/bpabi.c: Likewise.
21946 * config/arm/crti.asm: Likewise.
21947 * config/arm/crtn.asm: Likewise.
21948 * config/arm/ieee754-df.S: Likewise.
21949 * config/arm/ieee754-sf.S: Likewise.
21950 * config/arm/lib1funcs.asm: Likewise.
21951 * config/arm/libunwind.S: Likewise.
21952 * config/arm/linux-atomic.c: Likewise.
21953 * config/arm/mmintrin.h: Likewise.
21954 * config/arm/pr-support.c: Likewise.
21955 * config/arm/unaligned-funcs.c: Likewise.
21956 * config/arm/unwind-arm.c: Likewise.
21957 * config/arm/unwind-arm.h: Likewise.
21958 * config/avr/libgcc.S: Likewise.
21959 * config/bfin/crti.s: Likewise.
21960 * config/bfin/crtlibid.s: Likewise.
21961 * config/bfin/crtn.s: Likewise.
21962 * config/bfin/lib1funcs.asm: Likewise.
21963 * config/bfin/linux-unwind.h: Likewise.
21964 * config/cris/arit.c: Likewise.
21965 * config/cris/cris_abi_symbol.c: Likewise.
21966 * config/darwin-64.c: Likewise.
21967 * config/darwin-crt2.c: Likewise.
21968 * config/darwin-crt3.c: Likewise.
21969 * config/darwin.h: Likewise.
21970 * config/dbxelf.h: Likewise.
21971 * config/dfp-bit.c: Likewise.
21972 * config/dfp-bit.h: Likewise.
21973 * config/elfos.h: Likewise.
21974 * config/fixed-bit.c: Likewise.
21975 * config/fixed-bit.h: Likewise.
21976 * config/fp-bit.c: Likewise.
21977 * config/fp-bit.h: Likewise.
21978 * config/fr30/crti.asm: Likewise.
21979 * config/fr30/crtn.asm: Likewise.
21980 * config/fr30/lib1funcs.asm: Likewise.
21981 * config/freebsd-spec.h: Likewise.
21982 * config/frv/cmovd.c: Likewise.
21983 * config/frv/cmovh.c: Likewise.
21984 * config/frv/cmovw.c: Likewise.
21985 * config/frv/frvbegin.c: Likewise.
21986 * config/frv/frvend.c: Likewise.
21987 * config/frv/lib1funcs.asm: Likewise.
21988 * config/glibc-stdint.h: Likewise.
21989 * config/h8300/clzhi2.c: Likewise.
21990 * config/h8300/crti.asm: Likewise.
21991 * config/h8300/crtn.asm: Likewise.
21992 * config/h8300/ctzhi2.c: Likewise.
21993 * config/h8300/fixunssfsi.c: Likewise.
21994 * config/h8300/lib1funcs.asm: Likewise.
21995 * config/h8300/parityhi2.c: Likewise.
21996 * config/h8300/popcounthi2.c: Likewise.
21997 * config/i386/ammintrin.h: Likewise.
21998 * config/i386/att.h: Likewise.
21999 * config/i386/avxintrin.h: Likewise.
22000 * config/i386/biarch64.h: Likewise.
22001 * config/i386/bmmintrin.h: Likewise.
22002 * config/i386/cpuid.h: Likewise.
22003 * config/i386/cross-stdarg.h: Likewise.
22004 * config/i386/crtfastmath.c: Likewise.
22005 * config/i386/crtprec.c: Likewise.
22006 * config/i386/cygming-crtbegin.c: Likewise.
22007 * config/i386/cygming-crtend.c: Likewise.
22008 * config/i386/cygwin.asm: Likewise.
22009 * config/i386/emmintrin.h: Likewise.
22010 * config/i386/gmm_malloc.h: Likewise.
22011 * config/i386/gthr-win32.c: Likewise.
22012 * config/i386/i386.h: Likewise.
22013 * config/i386/immintrin.h: Likewise.
22014 * config/i386/linux-unwind.h: Likewise.
22015 * config/i386/linux64.h: Likewise.
22016 * config/i386/mm3dnow.h: Likewise.
22017 * config/i386/mmintrin-common.h: Likewise.
22018 * config/i386/mmintrin.h: Likewise.
22019 * config/i386/nmmintrin.h: Likewise.
22020 * config/i386/pmm_malloc.h: Likewise.
22021 * config/i386/pmmintrin.h: Likewise.
22022 * config/i386/smmintrin.h: Likewise.
22023 * config/i386/sol2-c1.asm: Likewise.
22024 * config/i386/sol2-ci.asm: Likewise.
22025 * config/i386/sol2-cn.asm: Likewise.
22026 * config/i386/sol2-gc1.asm: Likewise.
22027 * config/i386/tmmintrin.h: Likewise.
22028 * config/i386/unix.h: Likewise.
22029 * config/i386/w32-unwind.h: Likewise.
22030 * config/i386/wmmintrin.h: Likewise.
22031 * config/i386/x86-64.h: Likewise.
22032 * config/i386/x86intrin.h: Likewise.
22033 * config/i386/xmmintrin.h: Likewise.
22034 * config/ia64/crtbegin.asm: Likewise.
22035 * config/ia64/crtend.asm: Likewise.
22036 * config/ia64/crtfastmath.c: Likewise.
22037 * config/ia64/crti.asm: Likewise.
22038 * config/ia64/crtn.asm: Likewise.
22039 * config/ia64/fde-glibc.c: Likewise.
22040 * config/ia64/lib1funcs.asm: Likewise.
22041 * config/ia64/linux-unwind.h: Likewise.
22042 * config/ia64/quadlib.c: Likewise.
22043 * config/ia64/unwind-ia64.c: Likewise.
22044 * config/linux.h: Likewise.
22045 * config/m32c/m32c-lib1.S: Likewise.
22046 * config/m32c/m32c-lib2-trapv.c: Likewise.
22047 * config/m32c/m32c-lib2.c: Likewise.
22048 * config/m32r/initfini.c: Likewise.
22049 * config/m68hc11/larith.asm: Likewise.
22050 * config/m68hc11/m68hc11-crt0.S: Likewise.
22051 * config/m68k/cf.md: Likewise.
22052 * config/m68k/crti.s: Likewise.
22053 * config/m68k/crtn.s: Likewise.
22054 * config/m68k/lb1sf68.asm: Likewise.
22055 * config/m68k/linux-unwind.h: Likewise.
22056 * config/mcore/crti.asm: Likewise.
22057 * config/mcore/crtn.asm: Likewise.
22058 * config/mcore/lib1.asm: Likewise.
22059 * config/mips/linux-unwind.h: Likewise.
22060 * config/mips/loongson.h: Likewise.
22061 * config/mips/mips16.S: Likewise.
22062 * config/mmix/crti.asm: Likewise.
22063 * config/mmix/crtn.asm: Likewise.
22064 * config/pa/fptr.c: Likewise.
22065 * config/pa/hpux-unwind.h: Likewise.
22066 * config/pa/lib2funcs.asm: Likewise.
22067 * config/pa/linux-atomic.c: Likewise.
22068 * config/pa/linux-unwind.h: Likewise.
22069 * config/pa/milli64.S: Likewise.
22070 * config/pa/quadlib.c: Likewise.
22071 * config/pa/stublib.c: Likewise.
22072 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22073 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22074 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22075 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22076 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22077 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22078 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22079 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22080 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22081 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22082 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22083 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22084 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22085 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22086 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22087 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22088 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22089 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22090 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22091 * config/rs6000/750cl.h: Likewise.
22092 * config/rs6000/altivec.h: Likewise.
22093 * config/rs6000/biarch64.h: Likewise.
22094 * config/rs6000/crtresfpr.asm: Likewise.
22095 * config/rs6000/crtresgpr.asm: Likewise.
22096 * config/rs6000/crtresxfpr.asm: Likewise.
22097 * config/rs6000/crtresxgpr.asm: Likewise.
22098 * config/rs6000/crtsavfpr.asm: Likewise.
22099 * config/rs6000/crtsavgpr.asm: Likewise.
22100 * config/rs6000/darwin-asm.h: Likewise.
22101 * config/rs6000/darwin-fallback.c: Likewise.
22102 * config/rs6000/darwin-fpsave.asm: Likewise.
22103 * config/rs6000/darwin-ldouble.c: Likewise.
22104 * config/rs6000/darwin-tramp.asm: Likewise.
22105 * config/rs6000/darwin-unwind.h: Likewise.
22106 * config/rs6000/darwin-vecsave.asm: Likewise.
22107 * config/rs6000/darwin-world.asm: Likewise.
22108 * config/rs6000/e500crtres32gpr.asm: Likewise.
22109 * config/rs6000/e500crtres64gpr.asm: Likewise.
22110 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22111 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22112 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22113 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22114 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22115 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22116 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22117 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22118 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22119 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22120 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22121 * config/rs6000/eabi-ci.asm: Likewise.
22122 * config/rs6000/eabi-cn.asm: Likewise.
22123 * config/rs6000/eabi.asm: Likewise.
22124 * config/rs6000/linux-unwind.h: Likewise.
22125 * config/rs6000/linux64.h: Likewise.
22126 * config/rs6000/paired.h: Likewise.
22127 * config/rs6000/paired.md: Likewise.
22128 * config/rs6000/ppc64-fp.c: Likewise.
22129 * config/rs6000/ppu_intrinsics.h: Likewise.
22130 * config/rs6000/rs6000.h: Likewise.
22131 * config/rs6000/si2vmx.h: Likewise.
22132 * config/rs6000/sol-ci.asm: Likewise.
22133 * config/rs6000/sol-cn.asm: Likewise.
22134 * config/rs6000/spe.h: Likewise.
22135 * config/rs6000/spu2vmx.h: Likewise.
22136 * config/rs6000/sysv4.h: Likewise.
22137 * config/rs6000/tramp.asm: Likewise.
22138 * config/rs6000/vec_types.h: Likewise.
22139 * config/s390/linux-unwind.h: Likewise.
22140 * config/s390/tpf-unwind.h: Likewise.
22141 * config/score/crti.asm: Likewise.
22142 * config/score/crtn.asm: Likewise.
22143 * config/sh/crt1.asm: Likewise.
22144 * config/sh/crti.asm: Likewise.
22145 * config/sh/crtn.asm: Likewise.
22146 * config/sh/divtab-sh4-300.c: Likewise.
22147 * config/sh/divtab-sh4.c: Likewise.
22148 * config/sh/divtab.c: Likewise.
22149 * config/sh/lib1funcs-4-300.asm: Likewise.
22150 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22151 * config/sh/lib1funcs.asm: Likewise.
22152 * config/sh/lib1funcs.h: Likewise.
22153 * config/sh/linux-atomic.asm: Likewise.
22154 * config/sh/linux-unwind.h: Likewise.
22155 * config/sh/shmedia.h: Likewise.
22156 * config/sh/sshmedia.h: Likewise.
22157 * config/sh/ushmedia.h: Likewise.
22158 * config/sparc/crtfastmath.c: Likewise.
22159 * config/sparc/linux-unwind.h: Likewise.
22160 * config/sparc/sol2-c1.asm: Likewise.
22161 * config/sparc/sol2-ci.asm: Likewise.
22162 * config/sparc/sol2-cn.asm: Likewise.
22163 * config/spu/divmodti4.c: Likewise.
22164 * config/spu/divv2df3.c: Likewise.
22165 * config/spu/float_disf.c: Likewise.
22166 * config/spu/float_unsdidf.c: Likewise.
22167 * config/spu/float_unsdisf.c: Likewise.
22168 * config/spu/float_unssidf.c: Likewise.
22169 * config/spu/mfc_multi_tag_release.c: Likewise.
22170 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22171 * config/spu/mfc_tag_release.c: Likewise.
22172 * config/spu/mfc_tag_reserve.c: Likewise.
22173 * config/spu/mfc_tag_table.c: Likewise.
22174 * config/spu/multi3.c: Likewise.
22175 * config/spu/spu_internals.h: Likewise.
22176 * config/spu/spu_intrinsics.h: Likewise.
22177 * config/spu/spu_mfcio.h: Likewise.
22178 * config/spu/vec_types.h: Likewise.
22179 * config/spu/vmx2spu.h: Likewise.
22180 * config/stormy16/stormy16-lib2.c: Likewise.
22181 * config/svr4.h: Likewise.
22182 * config/sync.c: Likewise.
22183 * config/v850/lib1funcs.asm: Likewise.
22184 * config/vxlib-tls.c: Likewise.
22185 * config/vxlib.c: Likewise.
22186 * config/vxworks-dummy.h: Likewise.
22187 * config/xtensa/crti.asm: Likewise.
22188 * config/xtensa/crtn.asm: Likewise.
22189 * config/xtensa/ieee754-df.S: Likewise.
22190 * config/xtensa/ieee754-sf.S: Likewise.
22191 * config/xtensa/lib1funcs.asm: Likewise.
22192 * config/xtensa/lib2funcs.S: Likewise.
22193 * config/xtensa/linux-unwind.h: Likewise.
22194 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22195 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22196 * coretypes.h: Likewise.
22197 * crtstuff.c: Likewise.
22198 * defaults.h: Likewise.
22199 * dwarf2.h: Likewise.
22200 * emutls.c: Likewise.
22201 * gbl-ctors.h: Likewise.
22202 * gcov-io.h: Likewise.
22203 * ginclude/float.h: Likewise.
22204 * ginclude/iso646.h: Likewise.
22205 * ginclude/stdarg.h: Likewise.
22206 * ginclude/stdbool.h: Likewise.
22207 * ginclude/stddef.h: Likewise.
22208 * ginclude/stdfix.h: Likewise.
22209 * ginclude/stdint-gcc.h: Likewise.
22210 * ginclude/tgmath.h: Likewise.
22211 * gthr-aix.h: Likewise.
22212 * gthr-dce.h: Likewise.
22213 * gthr-gnat.c: Likewise.
22214 * gthr-gnat.h: Likewise.
22215 * gthr-lynx.h: Likewise.
22216 * gthr-mipssde.h: Likewise.
22217 * gthr-nks.h: Likewise.
22218 * gthr-posix.c: Likewise.
22219 * gthr-posix.h: Likewise.
22220 * gthr-posix95.h: Likewise.
22221 * gthr-rtems.h: Likewise.
22222 * gthr-single.h: Likewise.
22223 * gthr-solaris.h: Likewise.
22224 * gthr-tpf.h: Likewise.
22225 * gthr-vxworks.h: Likewise.
22226 * gthr-win32.h: Likewise.
22227 * gthr.h: Likewise.
22228 * libgcc2.c: Likewise.
22229 * libgcc2.h: Likewise.
22230 * libgcov.c: Likewise.
22231 * tsystem.h: Likewise.
22232 * typeclass.h: Likewise.
22233 * unwind-c.c: Likewise.
22234 * unwind-compat.h: Likewise.
22235 * unwind-dw2-fde-compat.c: Likewise.
22236 * unwind-dw2-fde-darwin.c: Likewise.
22237 * unwind-dw2-fde-glibc.c: Likewise.
22238 * unwind-dw2-fde.c: Likewise.
22239 * unwind-dw2-fde.h: Likewise.
22240 * unwind-dw2.c: Likewise.
22241 * unwind-dw2.h: Likewise.
22242 * unwind-generic.h: Likewise.
22243 * unwind-pe.h: Likewise.
22244 * unwind-sjlj.c: Likewise.
22245 * unwind.inc: Likewise.
22246 * config/arm/neon-gen.ml: Change generated copyright header to
22247 refer to version 3 of the GNU General Public License with
22248 version 3.1 of the GCC Runtime Library Exception and to point
22249 readers at the COPYING3 and COPYING3.RUNTIME files and the
22250 FSF's license web page.
22251 * config/arm/arm_neon.h: Regenerate.
22253 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22255 * config/cris/cris.md: Change copyright header to refer to version
22256 3 of the GNU General Public License.
22257 * doc/install.texi2html: Change copyright header to refer to version
22258 3 of the GNU General Public License and to point readers at the
22259 COPYING3 file and the FSF's license web page.
22260 * config/vax/linux.h: Likewise.
22262 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22264 * config/i386/i386.md (cmpcc): New.
22265 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22266 (sync_compare_and_swap_cc*): Delete.
22268 * config/s390/s390.c (s390_compare_emitted): Remove.
22269 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22270 s390_compare_emitted used to be handled. Assert that modes match.
22271 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22272 refer to sync_compare_and_swap_ccsi.
22273 * config/s390/s390.h (s390_compare_emitted): Remove.
22274 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22275 instead of s390_compare_emitted.
22276 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22277 instead of s390_compare_emitted.
22278 * config/s390/s390.md (cmpcc): New.
22279 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22280 CC_REGNUM, do not pretend it's set.
22281 (sync_compare_and_swap_cc*): Delete.
22282 * config/s390/predicates.md (cc_reg_operand): New.
22284 * expr.c (sync_compare_and_swap_cc): Delete.
22285 * optabs.h (sync_compare_and_swap_cc): Delete.
22286 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22287 is being used with can_compare_p.
22288 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22289 (find_cc_set): New.
22290 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22291 look for a MODE_CC set instead. Use emit_store_flag.
22292 (expand_compare_and_swap_loop): Likewise, with some additional
22293 complication to avoid a force_reg when useless. Use
22294 emit_cmp_and_jump_insns.
22295 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22296 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22297 sync_compare_and_swap documentation.
22299 2009-04-09 Jan Hubicka <jh@suse.cz>
22301 * except.c (find_prev_try): Break out from ....
22302 (duplicate_eh_regions): ... here; properly update prev_try pointers
22303 when duplication part of tree.
22304 (dump_eh_tree): Improve dumping.
22305 (verify_eh_region): New.
22306 (verify_eh_tree): Use it.
22308 2009-04-06 Richard Guenther <rguenther@suse.de>
22310 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22311 &ARRAY addresses by adjusting their types and prepending
22313 * tree-cfg.c (verify_gimple_assign_single): Verify that
22314 addresses are correct.
22316 2009-04-09 Richard Guenther <rguenther@suse.de>
22318 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22319 indices into an array reference if possible.
22320 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22321 Fold POINTER_PLUS_EXPR statements with invariant address.
22323 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22326 * config.gcc (powerpc64-*-linux*): Always build biarch.
22328 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22331 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22332 it and pedwarn if this results in an INTEGER_CST.
22334 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22336 * doc/install.texi: Update minimum GMP version. Remove obsolete
22337 text in MPFR section.
22339 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22341 * dwarf2out.c (class_scope_p): New static inline.
22342 (class_or_namespace_scope_p): Use it.
22343 (gen_variable_die): Use DW_TAG_member tag for static data member
22344 declarations instead of DW_TAG_variable.
22346 PR middle-end/39573
22347 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22350 2009-04-08 Richard Guenther <rguenther@suse.de>
22352 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22353 valueize random data.
22355 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22357 * config.gcc (aix tm_file): Add aix-stdint.h.
22358 (aix tm clause use_gcc_stdint): Set to wrap.
22359 * config/rs6000/aix-stdint.h: New file.
22361 2009-04-08 Richard Guenther <rguenther@suse.de>
22363 PR middle-end/36291
22364 * tree-dfa.c (add_referenced_var): Do not recurse into
22365 global initializers.
22366 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22368 (fold_const_aggregate_ref): Likewise.
22370 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22372 * recog.c (ordered_comparison_operator): New.
22373 * gensupport.c (std_preds): Add it.
22374 * doc/md.texi (Machine-Independent Predicates): Document it.
22376 2009-04-08 Jan Hubicka <jh@suse.cz>
22378 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22379 * function.h (rtl_eh): Remove exception_handler_label_map.
22380 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22381 remove_exception_handler_label, for_each_eh_label_1): Remove.
22382 (rtl_remove_unreachable_regions): Remove.
22383 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22384 (find_exception_handler_labels): Don't build the hashtable.
22385 (maybe_remove_eh_handler): Remove.
22386 (for_each_eh_label): Rewrite to walk the tree.
22387 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22388 * except.h (maybe_remove_eh_handler): Remove.
22389 * passes.c (init_optimization_passes): Schedule second EH cleanup
22391 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22392 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22394 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22396 * genoutput.c (validate_optab_operands): New.
22397 (gen_insn, gen_expand): Call it.
22399 * genflags.c (gen_insn): Detect misused iterators.
22400 (main): Pass line_no to gen_insn, exit with status 1 on error.
22402 * genextract.c (line_no): Make global.
22403 (VEC_safe_set_locstr): Change assertion to error message.
22404 (main): Exit with status 1 on error.
22406 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22410 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22411 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22412 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22413 * c-convert.c (convert): Do not call fold on results of conversion
22414 functions when the result is a C_MAYBE_CONST_EXPR.
22415 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22416 of __builtin_choose_expr.
22417 * c-typeck.c (remove_c_maybe_const_expr): New.
22418 (build_unary_op, build_conditional_expr, build_compound_expr,
22419 build_binary_op, c_objc_common_truthvalue_conversion): Call
22420 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22423 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22425 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22426 CODE to produce a new one. Add a prototype to use fold_convert_const
22428 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22431 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22432 mix declarations and code.
22434 2009-04-08 Ben Elliston <bje@au.ibm.com>
22436 * gcc.c: Replace `CC' with `GCC' throughout.
22438 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22440 * doc/invoke.texi: Document Atom support.
22442 2009-04-07 Jason Merrill <jason@redhat.com>
22445 * c-common.h, c-common.c: Add flag_pretty_templates.
22446 * c-opts.c (c_common_handle_option): Set it.
22447 * c.opt: Add -fno-pretty-templates.
22448 * doc/invoke.texi (C++ Dialect Options): Likewise.
22450 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22452 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22453 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22454 (ia64_expand_builtin): Likewise.
22456 2009-04-07 Martin Jambor <mjambor@suse.cz>
22458 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22459 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22460 ADDR_EXPRS are include too.
22462 2009-04-07 Richard Guenther <rguenther@suse.de>
22464 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22465 decls are only used if passes as parameters or if they are
22466 local statics and the call is not to a builtin.
22467 (call_may_clobber_ref_p_1): Likewise.
22469 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22471 * expr.c (do_store_flag): Remove last argument. Simplify code
22472 to avoid duplication of tests already done by can_compare_p.
22473 (expand_expr_real_1): Adjust caller.
22475 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22477 * optabs.c (can_compare_p): Test the predicate of a
22478 cbranch and cstore pattern.
22480 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22482 * expr.c (convert_move): Use emit_store_flag instead of
22485 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22487 * config/i386/i386.c (ix86_compare_emitted): Remove.
22488 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22489 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22490 * config/i386/i386.h (ix86_compare_emitted): Remove.
22491 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22492 instead of ix86_compare_emitted.
22493 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22495 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22497 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22498 Add t-sysroot-suffix to tmake_file.
22499 * config/print-sysroot-suffix.sh: New file.
22500 * config/t-sysroot-suffix: New file.
22502 2009-04-07 Ben Elliston <bje@au.ibm.com>
22504 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22505 as the latter produces a warning when the target does not support
22508 2009-04-07 Ben Elliston <bje@au.ibm.com>
22510 * dfp.c: Replace type punning assignments with memcpy throughout.
22511 * Makefile.in (dfp.o-warn): Remove.
22513 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22516 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22517 Include soft-fp/t-softfp after rs6000/t-linux64.
22519 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22521 * stor-layout.c (set_sizetype): Use the full precision of their
22522 machine mode for bitsize types.
22524 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22526 * config/i386/i386.md: Revert 2 accidental checkins.
22528 2009-04-06 Joey Ye <joey.ye@intel.com>
22529 Xuepeng Guo <xuepeng.guo@intel.com>
22530 H.J. Lu <hongjiu.lu@intel.com>
22532 Atom pipeline model, tuning and insn selection.
22533 * config.gcc (atom): Add atom config options and target.
22535 * config/i386/atom.md: New.
22537 * config/i386/i386.c (atom_cost): New cost.
22538 (m_ATOM): New macro flag.
22539 (initial_ix86_tune_features): Set m_ATOM.
22540 (x86_accumulate_outgoing_args): Likewise.
22541 (x86_arch_always_fancy_math_387): Likewise.
22542 (processor_target): Add Atom cost.
22543 (cpu_names): Add Atom cpu name.
22544 (override_options): Set Atom ISA.
22545 (ix86_issue_rate): New case PROCESSOR_ATOM.
22546 (ix86_adjust_cost): Likewise.
22548 * config/i386/i386.h (TARGET_ATOM): New target macro.
22549 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22550 (TARGET_OPT_AGU): New target option.
22551 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22552 (processor_type): Add PROCESSOR_ATOM.
22554 * config/i386/i386.md (cpu): Add new value "atom".
22555 (use_carry, movu): New attr.
22556 (atom.md): Include atom.md.
22557 (adddi3_carry_rex64): Set attr "use_carry".
22558 (addqi3_carry): Likewise.
22559 (addhi3_carry): Likewise.
22560 (addsi3_carry): Likewise.
22561 (*addsi3_carry_zext): Likewise.
22562 (subdi3_carry_rex64): Likewise.
22563 (subqi3_carry): Likewise.
22564 (subhi3_carry): Likewise.
22565 (subsi3_carry): Likewise.
22566 (x86_movdicc_0_m1_rex64): Likewise.
22567 (*x86_movdicc_0_m1_se): Likewise.
22568 (x86_movsicc_0_m1): Likewise.
22569 (*x86_movsicc_0_m1_se): Likewise.
22570 (*adddi_1_rex64): Emit add insn as much as possible.
22571 (*addsi_1): Likewise.
22572 (return_internal): Set atom_unit.
22573 (return_internal_long): Likewise.
22574 (return_pop_internal): Likewise.
22575 (*rcpsf2_sse): Set atom_sse_attr attr.
22576 (*qrt<mode>2_sse): Likewise.
22577 (*prefetch_sse): Likewise.
22579 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22581 (ix86_target_macros_internal): Likewise.
22583 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22584 (*prefetch_sse_rex): Likewise.
22585 (sse_rcpv4sf2): Likewise.
22586 (sse_vmrcpv4sf2): Likewise.
22587 (sse_sqrtv4sf2): Likewise.
22588 (<sse>_vmsqrt<mode>2): Likewise.
22589 (sse_ldmxcsr): Likewise.
22590 (sse_stmxcsr): Likewise.
22591 (*sse_sfence): Likewise.
22592 (sse2_clflush): Likewise.
22593 (*sse2_mfence): Likewise.
22594 (*sse2_lfence): Likewise.
22595 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22596 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22597 (avx_movdqu<avxmodesuffix>): Likewise.
22598 (avx_lddqu<avxmodesuffix>): Likewise.
22599 (sse2_movntv2di): Change attr "type" to "ssemov".
22600 (sse2_movntsi): Likewise.
22601 (rsqrtv8sf2): Change attr "type" to "sseadd".
22602 (sse3_addsubv2df3): Set attr "atom_unit".
22603 (sse3_h<plusminus_insn>v4sf3): Likewise.
22604 (*sse2_pmaddwd): Likewise.
22605 (*vec_extractv2di_1_rex64): Likewise.
22606 (*vec_extractv2di_1_avx): Likewise.
22607 (sse2_psadbw): Likewise.
22608 (ssse3_phaddwv8hi3): Likewise.
22609 (ssse3_phaddwv4hi3): Likewise.
22610 (ssse3_phadddv4si3): Likewise.
22611 (ssse3_phadddv2si3): Likewise.
22612 (ssse3_phaddswv8hi3): Likewise.
22613 (ssse3_phaddswv4hi3): Likewise.
22614 (ssse3_phsubwv8hi3): Likewise.
22615 (ssse3_phsubwv4hi3): Likewise.
22616 (ssse3_phsubdv4si3): Likewise.
22617 (ssse3_phsubdv2si3): Likewise.
22618 (ssse3_phsubswv8hi3): Likewise.
22619 (ssse3_phsubswv4hi3): Likewise.
22620 (ssse3_pmaddubsw128): Likewise.
22621 (sse3_pmaddubsw: Likewise.
22622 (ssse3_palignrti): Likewise.
22623 (ssse3_palignrdi): Likewise.
22625 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22627 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22629 2009-04-06 Richard Guenther <rguenther@suse.de>
22631 PR tree-optimization/28868
22632 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22633 of which PHI results we inserted.
22634 (insert_into_preds_of_block): Record inserted PHIs.
22635 (eliminate): Eliminate redundant PHI nodes.
22636 (init_pre): Init inserted_phi_names.
22638 2009-04-06 Richard Guenther <rguenther@suse.de>
22640 PR tree-optimization/39643
22641 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22642 IMAGPART_EXPRs of complex constants.
22643 (execute_fold_all_builtins): If we folded a call queue
22644 TODO_update_address_taken.
22646 2009-04-06 Jan Hubicka <jh@suse.cz>
22648 PR middle-end/39659
22649 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22652 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22654 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22656 (ic_invalidate_array): Likewise.
22658 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22660 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22661 alignment for library calls.
22663 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22665 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22666 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22667 * config/i386/mingw-stdint.h: New file.
22669 2009-04-05 Richard Guenther <rguenther@suse.de>
22671 PR tree-optimization/39648
22672 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22673 our &A vs. &A[0] IL deficiencies.
22675 2009-04-04 Jan Hubicka <jh@suse.cz>
22677 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22678 removed toplevel regions.
22679 (sjlj_mark_call_sites): Likewise.
22681 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22683 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22684 (cygwin tm clause use_gcc_stdint): Set to wrap.
22685 * config/i386/cygwin-stdint.h: New file.
22687 2009-04-04 Richard Guenther <rguenther@suse.de>
22689 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22690 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22691 single-argument PHIs if we are in loop-closed SSA form.
22692 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22693 for the pre-condition.
22694 (slpeel_tree_peel_loop_to_edge): Likewise.
22695 (vect_build_loop_niters): Take an optional sequence to append stmts.
22696 (vect_generate_tmps_on_preheader): Likewise.
22697 (vect_do_peeling_for_loop_bound): Take extra guards for the
22699 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22700 the cost model check.
22701 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22702 guards if we are going to peel. Do not apply versioning in that case.
22703 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22704 (vect_do_peeling_for_loop_bound): Likewise.
22705 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22706 loop bound only record extra pre-conditions, do not apply loop
22709 2009-04-04 Richard Guenther <rguenther@suse.de>
22711 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22714 2009-04-04 Jan Hubicka <jh@suse.cz>
22716 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22717 last_basic_block for size of bb->index indexed array.
22718 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22719 compute_out, link_btr_uses, build_btr_def_use_webs,
22720 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22722 2009-04-04 Jan Hubicka <jh@suse.cz>
22724 * except.c (remove_eh_handler_and_replace): Break out from ...
22725 (remove_eh_handler): ... here.
22726 (bring_to_root): New function.
22727 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22728 handled ones, bring others to root of tree.
22730 2009-04-04 Jan Hubicka <jh@suse.cz>
22732 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22733 (all_phis_safe_to_merge): New function.
22734 (update_info): New structure.
22735 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22736 (cleanup_empty_eh): Update SSA if possible.
22738 2009-04-04 Richard Guenther <rguenther@suse.de>
22740 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22741 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22742 (append_vuse): Likewise.
22744 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22746 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22747 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22748 instead of REG_UNSAVED for DW_CFA_undefined.
22749 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22750 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22753 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22756 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22758 2009-04-04 Richard Guenther <rguenther@suse.de>
22760 PR tree-optimization/8781
22761 PR tree-optimization/37892
22762 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22763 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22764 (valueize_refs): Call it for *& valueizations.
22765 (shared_reference_ops_from_ref): Rename to ...
22766 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22767 (shared_reference_ops_from_call): Rename to ...
22768 (valueize_shared_reference_ops_from_call): ... this and valueize.
22769 (vn_reference_lookup): Update.
22770 (visit_reference_op_call): Likewise.
22771 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22772 (eliminate): Value-replace the call address in call statements.
22774 2009-04-04 Richard Guenther <rguenther@suse.de>
22776 PR tree-optimization/39636
22777 * tree-ssa-forwprop.c
22778 (forward_propagate_addr_into_variable_array_index): Check for
22779 GIMPLE_ASSIGN before accessing the rhs code.
22781 2009-04-03 Jason Merrill <jason@redhat.com>
22783 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22785 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22787 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22788 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22789 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22790 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22791 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22792 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22793 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22794 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22795 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22796 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22797 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22798 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22799 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22800 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22801 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22802 Use fr_reg_or_fp01_operand instead of fr_register_operand
22804 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22805 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22806 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22808 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22810 PR rtl-optimization/39607
22811 PR rtl-optimization/39631
22815 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22816 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22817 instead of DF_LR_OUT.
22818 * ira-lives.c (process_bb_node_lives): Ditto.
22819 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22820 instead of DF_LR_{OUT,IN}.
22821 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22822 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22824 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22826 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22827 (execute_lower_omp): Always run but take the short way out if -fopenmp
22829 (gate_lower_omp): Remove, forcing the pass manager to always run the
22830 pass and always set PROP_gimple_lomp.
22831 (pass_lower_omp): Remove gate function.
22832 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22833 PROP_trees. Instead, require it.
22834 * ipa-cp.c (pass_ipa_cp): Likewise.
22835 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22836 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22837 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22838 and PROP_gimple_leh.
22840 2009-04-03 Richard Guenther <rguenther@suse.de>
22842 PR middle-end/13146
22843 PR tree-optimization/23940
22844 PR tree-optimization/33237
22845 PR middle-end/33974
22846 PR middle-end/34093
22847 PR tree-optimization/36201
22848 PR tree-optimization/36230
22849 PR tree-optimization/38049
22850 PR tree-optimization/38207
22851 PR tree-optimization/38230
22852 PR tree-optimization/38301
22853 PR tree-optimization/38585
22854 PR middle-end/38895
22855 PR tree-optimization/38985
22856 PR tree-optimization/39299
22857 * tree-ssa-structalias.h: Remove.
22858 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22859 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22860 (struct vuse_element_d): Remove.
22861 (struct vuse_vec_d): Likewise.
22862 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22863 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22864 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22865 VUSE_ELEMENT_VAR): Likewise.
22866 (struct voptype_d): Likewise.
22867 (NUM_VOP_FREE_BUCKETS): Likewise.
22868 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22869 (struct stmt_operands_d): Remove.
22870 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22871 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22872 VDEF_NUM, VDEF_VECT): Likewise.
22873 (copy_virtual_operands): Remove.
22874 (operand_build_cmp): Likewise.
22875 (create_ssa_artificial_load_stmt): Likewise.
22876 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22877 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22878 vuse_index and mayuse_index members. Pack and move done and iter_type
22879 members to the front.
22880 (SSA_OP_VMAYUSE): Remove.
22881 (SSA_OP_VIRTUAL_USES): Adjust.
22882 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22883 (unlink_stmt_vdef): Declare.
22884 (add_to_addressable_set): Remove.
22885 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22886 (vrp_visit_stmt): Likewise.
22887 * doc/tree-ssa.texi (Alias analysis): Update.
22888 * doc/invoke.texi (max-aliased-vops): Remove docs.
22889 (avg-aliased-vops): Likewise.
22890 * tree-into-ssa.c (syms_to_rename): Remove.
22891 (need_to_update_vops_p): Likewise.
22892 (need_to_initialize_update_ssa_p): Rename to ...
22893 (update_ssa_initialized_fn): ... this. Track function we are
22895 (symbol_marked_for_renaming): Simplify.
22896 (add_new_name_mapping): Do not set need_to_update_vops_p.
22897 (dump_currdefs): Use SYMS_TO_RENAME.
22898 (rewrite_update_stmt): Always walk all uses/defs.
22899 (dump_update_ssa): Adjust.
22900 (init_update_ssa): Take function argument. Track what we are
22902 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22903 (create_new_def_for): Initialize for cfun, assert we are initialized
22905 (mark_sym_for_renaming): Simplify.
22906 (mark_set_for_renaming): Do not initialize update-ssa.
22907 (need_ssa_update_p): Simplify. Take function argument.
22908 (name_mappings_registered_p): Assert we ask for the correct function.
22909 (name_registered_for_update_p): Likewise.
22910 (ssa_names_to_replace): Likewise.
22911 (release_ssa_name_after_update_ssa): Likewise.
22912 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22913 (dump_decl_set): Do not print a newline.
22914 (debug_decl_set): Do it here.
22915 (dump_update_ssa): And here.
22916 * tree-ssa-loop-im.c (move_computations): Adjust.
22917 (movement_possibility): Likewise.
22918 (determine_max_movement): Likewise.
22919 (gather_mem_refs_stmt): Likewise.
22920 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22921 or NAME_MEMORY_TAG.
22922 * tree-complex.c (update_all_vops): Remove.
22923 (expand_complex_move): Adjust.
22924 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22925 Simplify test for memory referencing statement. Exclude
22926 non-invariant ADDR_EXPRs.
22927 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22928 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22929 (rdg_flag_uses): Likewise.
22930 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22932 (tree_optimize_tail_calls_1): Also split the
22933 edge from the entry block if we have degenerate PHI nodes in
22934 the first basic block.
22935 * tree.c (init_ttree): Remove memory-tag related code.
22936 (tree_code_size): Likewise.
22937 (tree_node_structure): Likewise.
22938 (build7_stat): Re-write to be build6_stat.
22939 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22940 (SSA_VAR_P): Adjust.
22941 (struct tree_memory_tag): Remove.
22942 (struct tree_memory_partition_tag): Likewise.
22943 (union tree_node): Adjust.
22944 (build7): Re-write to be build6.
22945 * tree-pass.h (pass_reset_cc_flags): Remove.
22946 (TODO_update_address_taken): New flag.
22947 (pass_simple_dse): Remove.
22948 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22949 * params.h (MAX_ALIASED_VOPS): Remove.
22950 (AVG_ALIASED_VOPS): Likewise.
22951 * omp-low.c (expand_omp_taskreg): Update SSA form.
22952 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22953 aliases the lhs in a copy stmt.
22954 * tree-ssa-dse.c (struct address_walk_data): Remove.
22955 (memory_ssa_name_same): Likewise.
22956 (memory_address_same): Likewise.
22957 (get_kill_of_stmt_lhs): Likewise.
22958 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22959 unused stores. Look through PHI nodes into post-dominated regions.
22960 (dse_optimize_stmt): Simplify. Properly remove stores.
22961 (tree_ssa_dse): Compute dominators.
22962 (execute_simple_dse): Remove.
22963 (pass_simple_dse): Likewise.
22964 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22965 gimple_loaded_syms and gimple_stored_syms computation.
22966 * toplev.c (dump_memory_report): Dump alias and pta stats.
22967 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22968 (vn_reference_eq): Likewise.
22969 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22970 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22971 valueize_vuses): Remove.
22972 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22973 (get_def_ref_stmt_vuse): ... this.
22974 (vn_reference_lookup_2): New function.
22975 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22976 walking equivalent vuses. Simplify.
22977 (vn_reference_lookup): Likewise.
22978 (vn_reference_insert): Likewise.
22979 (vn_reference_insert_pieces): Likewise.
22980 (visit_reference_op_call): Simplify.
22981 (visit_reference_op_load): Likewise.
22982 (visit_reference_op_store): Likewise.
22983 (init_scc_vn): Remove shared_lookup_vuses initialization.
22984 (free_scc_vn): Remove shared_lookup_vuses freeing.
22985 (sort_vuses, sort_vuses_heap): Remove.
22986 (get_ref_from_reference_ops): Export.
22987 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22988 vector with single vuse pointer.
22989 (vn_reference_lookup_pieces, vn_reference_lookup,
22990 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22991 (shared_vuses_from_stmt): Remove.
22992 (get_ref_from_reference_ops): Declare.
22993 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22994 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22995 memory-tag related code.
22996 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22997 (likely_value): Add comment, skip static-chain of call statements.
22998 (surely_varying_stmt_p): Adjust.
22999 (gimplify_and_update_call_from_tree): Likewise.
23000 (execute_fold_all_builtins): Do not rebuild alias info.
23001 (gimplify_and_update_call_from_tree): Properly update VOPs.
23002 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23003 (copy_ref_info): Remove memory-tag related code.
23004 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23005 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23006 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23008 * tree-ssa-dom.c (gimple_p): Remove typedef.
23009 (eliminate_redundant_computations): Adjust.
23010 (record_equivalences_from_stmt): Likewise.
23011 (avail_expr_hash): Likewise.
23012 (avail_expr_eq): Likewise.
23013 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23014 (stmt_makes_single_load): Likewise.
23015 (stmt_makes_single_store): Likewise.
23016 * tree-ssa-alias.c: Rewrite completely.
23017 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23018 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23019 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23020 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23021 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23022 Remove public functions.
23023 (pass_reset_cc_flags): Remove.
23024 (pass_build_alias): Move ...
23025 * tree-ssa-structalias.c (pass_build_alias): ... here.
23026 * tree-ssa-alias.c (may_be_aliased): Move ...
23027 * tree-flow-inline.h (may_be_aliased): ... here.
23028 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23029 count_uses_and_derefs): Move ...
23030 * gimple.c: ... here.
23031 * gimple.h (count_uses_and_derefs): Declare.
23032 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23033 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23034 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23035 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23036 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23037 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23038 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23040 * tree-dfa.c (refs_may_alias_p): Move ...
23041 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23042 * tree-ssa-alias.h: New file.
23043 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23044 (statement_sink_location): Likewise.
23045 * opts.c (decode_options): Do not adjust max-aliased-vops or
23046 avg-aliased-vops values.
23047 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23048 (TV_CALL_CLOBBER): Likewise.
23049 (TV_FLOW_SENSITIVE): Likewise.
23050 (TV_FLOW_INSENSITIVE): Likewise.
23051 (TV_MEMORY_PARTITIONING): Likewise.
23052 (TV_ALIAS_STMT_WALK): New timevar.
23053 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23054 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23055 (get_address_description): Remove memory-tag related code.
23056 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23057 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23058 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23059 and immediate uses in statements. Document.
23060 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23061 (dump_symbols): Remove.
23062 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23063 * alias.c (get_deref_alias_set): New function split out from ...
23064 (get_alias_set): ... here.
23065 * alias.h (get_deref_alias_set): Declare.
23066 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23067 type parameter. Remove restrict pointer handling. Create a
23068 ref-all pointer in case type-based alias sets do not conflict.
23069 (vect_analyze_data_refs): Remove SMT related code.
23070 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23071 (vectorizable_load): Likewise.
23072 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23073 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23074 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23075 Ignore vops and SMTs.
23076 (dr_analyze_alias): Likewise..
23077 (free_data_ref): Likewise.
23078 (create_data_ref): Likewise.
23079 (analyze_all_data_dependences): Likewise.
23080 (get_references_in_stmt): Adjust.
23081 * tree-flow-inline.h (gimple_aliases_computed_p,
23082 gimple_addressable_vars, gimple_call_clobbered_vars,
23083 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23084 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23085 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23086 gimple_mem_ref_stats): Remove.
23087 (gimple_vop): New function.
23088 (op_iter_next_use): Remove vuses and mayuses cases.
23089 (op_iter_next_def): Remove vdefs case.
23090 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23091 (clear_and_done_ssa_iter): Do not set removed fields.
23092 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23093 Assert we are not iterating over vuses or vdefs if not also
23094 iterating over uses or defs.
23095 (op_iter_init_use): Likewise.
23096 (op_iter_init_def): Likewise.
23097 (op_iter_next_vdef): Remove.
23098 (op_iter_next_mustdef): Likewise.
23099 (op_iter_init_vdef): Likewise.
23100 (compare_ssa_operands_equal): Likewise.
23101 (link_use_stmts_after): Handle vuse operand.
23102 (is_call_used): Use is_call_clobbered.
23103 (is_call_clobbered): Global variables are always call clobbered,
23104 query the call-clobbers bitmap.
23105 (mark_call_clobbered): Ignore global variables.
23106 (clear_call_clobbered): Likewise.
23107 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23108 virtual operands sanity check.
23109 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23111 (TARGET_MEM_REF): Remove TMR_TAG operand.
23112 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23113 Remove call-clobber related code.
23114 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23115 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23116 partitions or escape reason.
23117 (get_single_def_stmt, get_single_def_stmt_from_phi,
23118 get_single_def_stmt_with_phi): Remove.
23119 (dump_referenced_vars): Tidy.
23120 (get_ref_base_and_extent): Allow bare decls.
23121 (collect_dfa_stats): Adjust.
23122 * graphite.c (rename_variables_in_stmt): Adjust.
23123 (graphite_copy_stmts_from_block): Likewise.
23124 (translate_clast): Likewise.
23125 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23127 (translate_vuse_through_block): Use the oracle.
23128 (phi_translate_1): Adjust.
23129 (value_dies_in_block_x): Use the oracle. Cache the outcome
23131 (valid_in_sets): Check if the VUSE for
23132 a REFERENCE is available.
23133 (eliminate): Do not remove stmts during elimination,
23134 instead queue and remove them afterwards.
23135 (do_pre): Do not rebuild alias info.
23136 (pass_pre): Run TODO_rebuild_alias before PRE.
23137 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23138 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23139 (mark_all_v_defs_stmt): Remove.
23140 (mark_all_v_defs_seq): Adjust.
23141 (sra_replace): Likewise.
23142 (scalarize_use): Likewise.
23143 (scalarize_copy): Likewise.
23144 (scalarize_init): Likewise.
23145 (scalarize_ldst): Likewise.
23146 (todoflags): Remove.
23147 (tree_sra): Do not rebuild alias info.
23148 (tree_sra_early): Adjust.
23149 (pass_sra): Run TODO_update_address_taken before SRA.
23150 * tree-predcom.c (set_alias_info): Remove.
23151 (prepare_initializers_chain): Do not call it.
23152 (mark_virtual_ops_for_renaming): Adjust.
23153 (mark_virtual_ops_for_renaming_list): Remove.
23154 (initialize_root_vars): Adjust.
23155 (initialize_root_vars_lm): Likewise.
23156 (prepare_initializers_chain): Likewise.
23157 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23158 (may_propagate_copy_into_stmt): Likewise.
23159 (merge_alias_info): Do nothing for now.
23160 (propagate_tree_value_into_stmt): Adjust.
23161 (stmt_may_generate_copy): Likewise.
23162 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23163 not mark symbols for renaming.
23164 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23165 with the same statement, make sure to update the new pointed-to one.
23166 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23167 call statements, do not mark symbols for renaming.
23168 (mark_operand_necessary): Dump something.
23169 (ref_may_be_aliased): New function.
23170 (mark_aliased_reaching_defs_necessary_1): New helper function.
23171 (mark_aliased_reaching_defs_necessary): Likewise.
23172 (mark_all_reaching_defs_necessary_1): Likewise.
23173 (mark_all_reaching_defs_necessary): Likewise.
23174 (propagate_necessity): Do not process virtual PHIs. For
23175 non-aliased loads mark all reaching definitions as necessary.
23176 For aliased loads and stores mark the immediate dominating
23177 aliased clobbers as necessary.
23178 (visited): New global static.
23179 (perform_tree_ssa_dce): Free visited bitmap after propagating
23181 (remove_dead_phis): Perform simple dead virtual PHI removal.
23182 (remove_dead_stmt): Properly unlink virtual operands when
23184 (eliminate_unnecessary_stmts): Schedule PHI removal after
23186 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23187 (process_replaceable): Likewise.
23188 (find_replaceable_in_bb): Likewise.
23189 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23190 based on the single gimple vop.
23191 (verify_flow_insensitive_alias_info): Remove.
23192 (verify_flow_sensitive_alias_info): Likewise.
23193 (verify_call_clobbering): Likewise.
23194 (verify_memory_partitions): Likewise.
23195 (verify_alias_info): Likewise.
23196 (verify_ssa): Adjust..
23197 (execute_update_addresses_taken): Export. Update SSA
23198 manually. Optimize only when optimizing. Use a local bitmap.
23199 (pass_update_address_taken): Remove TODO_update_ssa, add
23201 (pass_update_address_taken): Just use TODO_update_address_taken.
23202 (init_tree_ssa): Do not initialize addressable_vars.
23203 (verify_ssa): Verify new VUSE / VDEF properties.
23204 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23205 Do not call verify_alias_info.
23206 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23207 Do not free the loaded and stored syms bitmaps. Reset the escaped
23208 and callused solutions. Do not free addressable_vars.
23209 Remove memory-tag related code.
23210 (warn_uninitialized_var): Aliases are always available.
23211 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23212 * lambda-code.c (can_put_in_inner_loop): Adjust.
23213 (can_put_after_inner_loop): Likewise.
23214 (perfect_nestify): Likewise.
23215 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23216 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23217 (vectorizable_conversion): Do not mark symbols for renaming.
23218 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23219 (expand_call_inline): Unlink the calls virtual operands before
23221 (tree_function_versioning): Do not call update_ssa if we are not
23222 updating clones. Simplify.
23223 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23224 (propagate_with_phi): Likewise..
23225 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23226 clobber code. Assert we are not aliased or global.
23227 * tree-flow.h: Include tree-ssa-alias.h
23228 (enum escape_type): Remove.
23229 (struct mem_sym_stats_d): Likewise.
23230 (struct mem_ref_stats_d): Likewise.
23231 (struct gimple_df): Add vop member. Remove global_var,
23232 call_clobbered_vars, call_used_vars, addressable_vars,
23233 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23234 escaped and callused members.
23235 (struct ptr_info_def): Remove all members, add points-to solution
23237 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23238 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23239 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23240 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23241 (tree-ssa-alias.o): Likewise.
23242 (toplev.o): Add tree-ssa-alias.h
23243 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23244 * gimple.c (gimple_set_bb): Fix off-by-one error.
23245 (is_gimple_reg): Do not handle memory tags.
23246 (gimple_copy): Also copy virtual operands.
23247 Delay updating the statement. Do not reset loaded and stored syms.
23248 (gimple_set_stored_syms): Remove.
23249 (gimple_set_loaded_syms): Likewise.
23250 (gimple_call_copy_skip_args): Copy the virtual operands
23251 and mark the new statement modified.
23252 * tree-ssa-structalias.c (may_alias_p): Remove.
23253 (set_uids_in_ptset): Take the alias set to prune with as
23254 parameter. Fold in the alias test of may_alias_p.
23255 (compute_points_to_sets): Compute whether a ptr is dereferenced
23256 in a local sbitmap.
23257 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23258 other ADDRESSOF constraints on the lhs.
23259 (get_constraint_for_component_ref): Assert that we don't get
23260 ADDRESSOF constraints from the base of the reference.
23261 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23262 (struct variable_info): Remove collapsed_to member.
23263 (get_varinfo_fc): Remove.
23264 (new_var_info): Do not set collapsed_to.
23265 (dump_constraint): Do not follow cycles.
23266 (dump_constraint_graph): Likewise.
23267 (build_pred_graph): Likewise.
23268 (build_succ_graph): Likewise.
23269 (rewrite_constraints): Likewise.
23270 (do_simple_structure_copy): Remove.
23271 (do_rhs_deref_structure_copy): Remove.
23272 (do_lhs_deref_structure_copy): Remove.
23273 (collapse_rest_of_var): Remove.
23274 (do_structure_copy): Re-implement.
23275 (pta_stats): New global variable.
23276 (dump_pta_stats): New function.
23277 (struct constraint_expr): Make offset signed.
23278 (UNKNOWN_OFFSET): Define special value.
23279 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23280 (solution_set_expand): New helper function split out from ...
23281 (do_sd_constraint): ... here.
23282 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23283 (do_ds_constraint): Likewise.
23284 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23285 and CALLUSED = *CALLUSED.
23286 (set_union_with_increment): Make inc argument signed.
23287 (type_safe): Remove.
23288 (get_constraint_for_ptr_offset): Handle unknown and negative
23290 (first_vi_for_offset): Handle offsets before start. Bail
23291 out early for offsets beyond the variable extent.
23292 (first_or_preceding_vi_for_offset): New function.
23293 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23294 Together with ESCAPED = *ESCAPED this properly computes reachability.
23295 (find_what_var_points_to): New function.
23296 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23297 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23298 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23299 pt_solutions_intersect): New functions.
23300 (compute_call_used_vars): Remove.
23301 (compute_may_aliases): New main entry into PTA computation.
23302 * gimple.h (gimple_p): New typedef.
23303 (struct gimple_statement_base): Remove references_memory_p.
23304 (struct gimple_statement_with_memory_ops_base): Remove
23305 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23307 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23308 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23309 gimple_set_references_memory): Remove.
23310 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23311 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23313 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23314 (verify_expr): Allow RESULT_DECL.
23315 (gimple_duplicate_bb): Do not copy virtual operands.
23316 (gimple_duplicate_sese_region): Adjust.
23317 (gimple_duplicate_sese_tail): Likewise.
23318 (mark_virtual_ops_in_region): Remove.
23319 (move_sese_region_to_fn): Do not call it.
23320 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23321 and pass_simple_dse.
23322 (execute_function_todo): Handle TODO_update_address_taken,
23323 call execute_update_addresses_taken for TODO_rebuild_alias.
23324 (execute_todo): Adjust.
23325 (execute_one_pass): Init dump files early.
23326 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23328 (create_general_new_stmt): Clear vops.
23329 * tree-ssa-reassoc.c (get_rank): Adjust.
23330 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23331 symbols for renaming.
23332 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23333 (PARAM_AVG_ALIASED_VOPS): Likewise.
23334 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23335 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23336 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23337 (operand_build_cmp, copy_virtual_operands,
23338 create_ssa_artificial_load_stmt, add_to_addressable_set,
23339 gimple_add_to_addresses_taken): Remove public functions.
23340 (unlink_stmt_vdef): New function.
23342 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23344 * config.gcc (powerpc-*-linux*): Merge variants.
23346 2009-04-02 Chao-ying Fu <fu@mips.com>
23347 James Grosbach <james.grosbach@microchip.com>
23349 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23350 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23352 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23353 keep_interrupts_masked_p, use_debug_exception_return_p.
23354 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23355 keep_interrupts_masked, use_debug_exception_return.
23356 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23357 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23359 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23360 (mips_print_operand): Process COP0 registers to print $0 .. $31
23361 correctly for GAS to process.
23362 (mips_interrupt_extra_call_saved_reg_p): New function.
23363 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23365 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23366 (mips_compute_frame_info): Add supports for interrupt context that
23367 includes doubleword accumulators and COP0 registers.
23368 (mips_for_each_saved_acc): New function.
23369 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23370 mips_for_each_saved_reg.
23371 (mips_save_reg): Save accumulators.
23372 (mips_kernel_reg_p): A new for_each_rtx callback.
23373 (mips_expand_prologue): Support interrupt handlers.
23374 (mips_restore_reg): Restore accumulators.
23375 (mips_expand_epilogue): Support interrupt handlers.
23376 (mips_can_use_return_insn): Return false for interrupt handlers.
23377 (mips_epilogue_uses): New function.
23378 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23379 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23380 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23381 cop0_move): New instructions.
23382 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23383 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23385 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23387 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23388 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23389 interrupt handlers, we use K0 as the temporary register.
23390 (EPILOGUE_USES): Change to a function call.
23391 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23392 handlers, we use K0 as the temporary register.
23394 * doc/extend.texi (Function Attributes): Document interrupt,
23395 use_shadow_register_set, keep_interrupts_masked,
23396 use_debug_exception_return for MIPS attributes.
23398 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23400 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23401 Remove a number of t-files from tmake_file.
23402 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23403 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23404 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23405 target_prototype, not TARGET_PROTOTYPE.
23406 (LINK_OS_GNU_SPEC): Define.
23407 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23408 and darwin-ldoubdle.c.
23410 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23413 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23414 (cpp_options): Ditto.
23415 (default_compilers): Ditto.
23416 (display_help): Ditto.
23417 (process_command): Ditto.
23418 (do_spec_1): Ditto.
23419 (set_input): Use lbasename instead of duplicate code.
23420 (save_temps_prefix): New static for -save-temps=obj.
23421 (save_temps_length): Ditto.
23423 * doc/invoke.texi (-save-temps=obj): Document new variant to
23424 -save-temps switch.
23426 2009-04-02 Jeff Law <law@redhat.com>
23428 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23431 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23433 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23434 * configure: Regenerated.
23436 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23438 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23439 share the argument list.
23441 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23445 2009-02-12 Diego Novillo <dnovillo@google.com>
23447 * varpool.c (debug_varpool): New.
23448 * cgraph.h (debug_varpool): Declare.
23450 2009-04-02 Jan Hubicka <jh@suse.cz>
23452 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23455 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23457 * config/i386/i386.c (ix86_abi): Move initialization to ...
23458 (override_options): Here.
23460 2009-04-02 Christian Bruel <christian.bruel@st.com>
23462 * config/sh/sh.c (sh_dwarf_register_span): New function.
23463 (TARGET_DWARF_REGISTER_SPAN): Define.
23464 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23466 2009-04-02 Ira Rosen <irar@il.ibm.com>
23468 PR tree-optimization/39595
23469 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23470 interleaved loads group is not greater than the SLP group size.
23472 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23474 * builtins.c (is_builtin_name): New.
23475 (called_as_built_in): Use is_builtin_name.
23476 * tree.h (is_builtin_name): New.
23477 * varasm.c (incorporeal_function_p): Use is_builtin_name
23479 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23481 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23483 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23486 * c-decl.c (clone_underlying_type): Move this ...
23487 * c-common.c (set_underlying_type): ... here.
23488 Also, make sure the function properly sets TYPE_STUB_DECL() on
23489 the newly created typedef variant type.
23490 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23491 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23494 2009-04-02 Richard Guenther <rguenther@suse.de>
23496 PR tree-optimization/37221
23497 * tree-flow.h (degenerate_phi_result): Declare.
23498 * tree-ssa-dom.c (degenerate_phi_result): Export.
23499 * tree-scalar-evolution.c (analyze_initial_condition): If
23500 the initial condition is defined by a degenerate PHI node
23501 use the degenerate value.
23503 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23505 PR rtl-optimization/39588
23506 * combine.c (merge_outer_ops): Do not set the constant when this
23508 (simplify_shift_const_1): Do not modify it either in this case.
23510 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23512 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23513 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23515 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23518 * c-lex.c (interpret_float): Default (no suffix) is double.
23520 2009-04-1 Xinliang David Li <davidxl@google.com>
23522 * config/i386/i386.c (legitimate_constant_p): Recognize
23523 all one vector constant.
23525 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23527 * config/vax/vax.c: Add #includes to silence warnings.
23528 Change #include order to silence two warnings.
23530 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23532 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23533 (ASM_SPEC): Pass -k to the assembler for PIC code.
23535 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23537 * config.gcc: Add vax-*-linux* to the switch.
23538 * config/vax/linux.h: New file. (TARGET_VERSION,
23539 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23541 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23543 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23544 Use predicate macros instead of GET_CODE() == foo.
23545 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23546 ashlsi3, rotrsi3, <unnamed>): Likewise.
23548 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23550 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23551 jbbccihi, jbbccisi): Remova trailing whitespace.
23552 * config/vax/constraints.md: Likewise.
23553 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23554 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23555 * config/vax/predicates.md: Likewise.
23556 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23557 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23558 * config/vax/vax.h: Likewise.
23559 * config/vax/vax.md (nonlocal_goto): Likewise.
23561 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23563 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23564 (indirectable_address_p, adjacent_operands_p): Add spaces around
23566 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23568 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23570 * config/vax/vax.c (legitimate_constant_address_p,
23571 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23572 index_term_p, reg_plus_index_p, legitimate_address_p,
23573 vax_mode_dependent_address_p): Update comments to match functions
23574 modified by the recent int->bool conversion.
23576 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23578 * config/vax/builtins.md: Update copyright message.
23579 * config/vax/constraints.md: Likewise.
23580 * config/vax/netbsd-elf.h: Likewise.
23581 * config/vax/predicates.md: Likewise.
23582 * config/vax/vax-protos.h: Likewise.
23583 * config/vax/vax.c: Likewise.
23584 * config/vax/vax.h: Likewise.
23585 * config/vax/vax.md: Likewise.
23586 * config/vax/vax.opt: Likewise.
23588 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23590 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23591 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23592 * config/vax/constraints.md (B, R): Likewise.
23593 * config/vax/predicates.md (external_memory_operand,
23594 nonimmediate_addsub_di_operand): Likewise.
23595 * config/vax/vax.c (vax_output_int_add): Likewise.
23596 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23597 untyped_call): Likewise.
23599 2009-04-01 Matt Thomas <matt@3am-software.com>
23601 * config/vax/predicates.md: New file.
23602 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23603 external_const_operand, nonsymbolic_operand, external_memory_operand,
23604 indirect_memory_operand, indexed_memory_operand,
23605 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23606 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23608 * config/vax/constraints.md: New file.
23609 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23611 * config/vax/builtins.md: New file.
23612 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23613 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23615 * config/vax/vax.opt (mqmath): Add option.
23616 * config/vax/vax.md (isfx): Extend with DI.
23617 (VAXintQH, VAXintQHSD): Define.
23618 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23619 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23620 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23621 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23622 (movdi): Update constraints and use vax_output_int_move().
23623 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23624 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23625 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23626 nonlocal_goto): New.
23627 (mov<mode>): Extend accepted operand types.
23628 (subdi3_old): Rename from subdi3, change update constraints and use
23629 a new implementation.
23630 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23631 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23632 MOVE_RATIO, CLEAR_RATIO): Define.
23633 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23634 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23635 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23636 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23637 (split_quadword_operands): Make static and really allow variable
23639 (print_operand_address): Update for PIC generation.
23640 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23641 indexable_address_p, fixup_mathdi_operand,
23642 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23643 (vax_float_literal, legitimate_constant_p,
23644 indirectable_constant_address_p, index_term_p,
23645 reg_plus_index_p): Return bool instead of int.
23646 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23648 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23650 (vax_output_conditional_branch): Indent.
23651 (legitimate_constant_address_p, indirectable_constant_address_p,
23652 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23653 vax_mode_dependent_address_p): Return bool instead of int, update for
23655 * config/vax/vax-protos.h (legitimate_constant_address_p,
23656 legitimate_constant_p, legitimate_address_p,
23657 vax_mode_dependent_address_p): Change declaration to bool.
23658 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23659 vax_expand_addsub_di_operands, vax_output_int_subtract,
23660 vax_output_movmemsi): Declare.
23661 (split_quadword_operands, vax_float_literal): Delete declaration.
23662 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23663 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23664 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23665 ASM_OUTPUT_DWARF_PCREL): Define.
23666 (ASM_SPEC): Change definition to allow PIC generation.
23668 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23670 * doc/sourcebuild.texi: Update front-end requirements.
23672 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23675 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23676 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23677 (booldi3_internal3): Use boolean_or_operator instead of
23680 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23683 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23684 declarator whose size is not an integer constant expression but
23685 folds to an integer constant, then treat it as a constant
23688 2009-04-01 Richard Guenther <rguenther@suse.de>
23690 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23691 i * 4 + 2 to (i * 2 + 1) * 2.
23693 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23696 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23697 return if c_parser_asm_string_literal returned NULL.
23699 2009-04-01 Nick Clifton <nickc@redhat.com>
23701 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23703 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23704 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23705 other typedefs to avoid conflicts with libgcc2.c. Define labels
23706 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23708 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23709 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23712 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23714 * varasm.c (default_function_rodata_section): Declare DOT as
23717 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23718 Andrey Galkin <agalkin@hypercom.com>
23721 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23722 Make object_name unique for each process.
23724 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23727 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23728 addressable variables in the parallel that could go out of scope while
23729 running queued tasks.
23731 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23733 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23734 (CASE_VALUES_THRESHOLD): Redefine.
23735 * config/avr/avr.c (avr_override_options): Remove initialization of
23736 avr_case_values_threshold variable.
23737 (avr_case_values_threshold): Remove variable. Add new function.
23738 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23739 * config/avr/avr.opt (mno-tablejump): Remove option.
23740 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23742 2009-04-01 DJ Delorie <dj@redhat.com>
23744 * varasm.c (default_function_rodata_section): Don't assume
23745 anything about where the first '.' in the section name is.
23747 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23749 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23750 rs6000_emit_stack_tie.
23752 2009-03-31 Ian Lance Taylor <iant@google.com>
23754 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23755 gimple_code with GIMPLE_RESX, not RESX.
23757 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23759 * c-common.c (c_get_ident): New.
23760 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23762 2009-04-01 Ben Elliston <bje@au.ibm.com>
23764 * config/rs6000/sysv4.opt (msdata): Improve option description.
23766 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23768 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23769 (divdf3_internal_lat): Remove.
23770 (divxf3_internal_lat): Remove.
23771 (divxf3_internal_thr): Remove.
23772 (divxf): Use divxf3_internal.
23773 * config/ia64/div.md (divsf3_internal_lat): New.
23774 (divdf3_internal_lat): New.
23775 (divxf3_internal): New.
23777 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23780 * Makefile.in (USE_GCC_STDINT): Define.
23781 (stmp-int-hdrs): Install stdint.h if applicable.
23782 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23784 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23785 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23786 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23787 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23788 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23789 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23790 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23791 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23792 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23793 (c_common_nodes_and_builtins): Initialize
23794 underlying_wchar_type_node. Do not initialize
23795 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23796 nodes for new types.
23797 (c_stddef_cpp_builtins): Define macros for new types.
23798 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23800 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23801 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23802 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23803 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23804 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23805 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23806 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23807 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23808 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23809 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23810 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23811 int16_type_node, int32_type_node, int64_type_node,
23812 uint8_type_node, uint16_type_node, c_uint32_type_node,
23813 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23814 int_least32_type_node, int_least64_type_node,
23815 uint_least8_type_node, uint_least16_type_node,
23816 uint_least32_type_node, uint_least64_type_node,
23817 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23818 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23819 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23820 uintptr_type_node): Define.
23821 * c-cppbuiltin.c (builtin_define_constants,
23822 builtin_define_type_minmax): New.
23823 (builtin_define_stdint_macros): Define more macros.
23824 (c_cpp_builtins): Define more limit macros.
23825 (type_suffix): New.
23826 (builtin_define_type_max): Define in terms of
23827 builtin_define_type_minmax. Remove is_long parameter. All
23829 * config.gcc (use_gcc_stdint): Define.
23830 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23831 Add newlib-stdint.h for generic targets.
23832 * config/glibc-stdint.h, config/newlib-stdint.h,
23833 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23834 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23835 * config/score/score.h (UINTPTR_TYPE): Define.
23836 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23837 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23838 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23839 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23840 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23841 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23842 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23843 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23844 * config/spu/spu.h (STDINT_LONG32): Define.
23845 * configure.ac (use_gcc_stdint): Substitute.
23846 * configure: Regenerate.
23847 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23848 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23849 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23850 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23851 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23852 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23853 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23854 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23855 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23856 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23857 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23858 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23859 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23860 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23861 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23862 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23863 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23864 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23865 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23866 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23867 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23868 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23869 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23870 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23871 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23872 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23873 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23874 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23875 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23877 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23879 * loop-iv.c (suitable_set_for_replacement): Renamed from
23880 simplify_using_assignment; changed to return bool and to accept new
23881 args DEST and SRC. Return true iff we find a source/destination pair
23882 that can be used to make a replacement, and fill SRC and DEST if so.
23883 Remove arg ALTERED. Don't deal with altered regs here. All callers
23885 (simplify_using_initial_values): Deal with altered regs here and track
23886 more precisely the effect they have on the validity of our expression.
23888 * loop-iv.c (simplify_using_condition): A condition of the form
23889 (EQ REG CONST) can be used to simply make a substitution.
23890 (simplify_using_initial_values): Keep track of conditions we have seen
23891 and keep using them to simplify new expressions, while applying the
23892 same substitutions to them as to the expression.
23894 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23895 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23898 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23899 changed. Use this when trying to improve the upper bound.
23900 Generate the comparison by using simplify_gen_relational.
23902 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23904 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23906 (simplify_using_assignment, simplify_using_initial_values): Call
23907 replace_in_expr to make replacements. Call replace_single_def_regs
23908 once on the initial version of the expression.
23910 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23913 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23915 2009-03-31 Richard Guenther <rguenther@suse.de>
23917 PR middle-end/31029
23918 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23919 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23921 2009-03-31 Richard Guenther <rguenther@suse.de>
23923 * tree.h (div_if_zero_remainder): Declare.
23924 * fold-const.c (div_if_zero_remainder): Export.
23925 * tree-ssa-forwprop.c
23926 (forward_propagate_addr_into_variable_array_index): Handle
23927 constant array index addition outside of the variable index.
23929 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23932 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23933 define_splits, floatunssi<mode>2): Require x87 conversions from
23934 DImode to be permitted.
23936 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23938 PR preprocessor/15638
23939 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23941 2009-03-31 Richard Guenther <rguenther@suse.de>
23943 PR middle-end/23401
23944 PR middle-end/27810
23945 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23946 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23947 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23948 a separate statement.
23949 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23950 (lookup_tmp_var): Likewise.
23951 (is_gimple_formal_tmp_or_call_rhs): Remove.
23952 (is_gimple_reg_or_call_rhs): Rename to ...
23953 (is_gimple_reg_rhs_or_call): ... this.
23954 (is_gimple_mem_or_call_rhs): Rename to ...
23955 (is_gimple_mem_rhs_or_call): ... this.
23956 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23957 DECL_GIMPLE_REG_P only if is_formal is true.
23958 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23959 for non-proper post-modify expression gimplification.
23960 (gimplify_self_mod_expr): For post-modify expressions gimplify
23961 the lvalue to a minimal lvalue.
23962 (rhs_predicate_for): Remove formal temp case.
23963 (gimplify_modify_expr_rhs): Likewise.
23964 (gimplify_addr_expr): Use is_gimple_reg.
23965 (gimplify_expr): Remove formal temp cases.
23966 (gimple_regimplify_operands): Likewise.
23967 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23968 and FILTER_EXPR like constants.
23969 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23971 (is_gimple_formal_tmp_rhs): Remove.
23972 (is_gimple_reg_rhs): Remove special casing.
23973 (is_gimple_mem_rhs): Fix.
23974 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23975 (is_gimple_formal_tmp_var): Remove.
23976 (is_gimple_formal_tmp_reg): Likewise.
23977 (is_gimple_min_lval): Allow invariant component ref parts.
23978 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23979 is_gimple_formal_tmp_reg): Remove declarations.
23980 * tree-cfg.c (verify_expr): Verify that variables with address
23981 taken do not have DECL_GIMPLE_REG_P set.
23982 * tree-mudflap.c (mf_build_check_statement_for): Use
23983 force_gimple_operand instead of gimplify_expr.
23985 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23987 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23988 schedulable rows to compute_split_row.
23990 2009-03-31 Ben Elliston <bje@au.ibm.com>
23993 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23996 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23998 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23999 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24000 * configure: Regenerate.
24001 * config.in: Regenerate.
24002 * config/rs6000/rs6000.opt (mtls-markers): Add.
24003 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24004 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24005 (tls_ld_aix, tls_ld_sysv): Likewise.
24006 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24007 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24009 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24011 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24013 2009-03-30 Jan Hubicka <jh@suse.cz>
24015 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24017 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24018 detection and label handling.
24020 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24022 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24023 left_conflicts_size.
24024 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24025 ALLOCNO_LEFT_CONFLICTS_SIZE.
24027 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24028 remove_allocno_from_bucket_and_push,
24029 allocno_spill_priority_compare, push_allocnos_to_stack,
24030 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24031 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24032 (setup_allocno_left_conflicts_num): Ditto. Rename to
24033 setup_allocno_left_conflicts_size.
24034 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24035 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24036 setup_allocno_left_conflicts_size instead of
24037 setup_allocno_left_conflicts_num.
24039 * ira-build.c (ira_create_allocno): Use
24040 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24041 ALLOCNO_LEFT_CONFLICTS_NUM.
24043 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24045 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24046 instead of DF_LR_OUT.
24048 * ira-lives.c (process_bb_node_lives): Ditto.
24050 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24051 instead of DF_LR_{OUT,IN}.
24053 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24055 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24057 2009-03-30 Jan Hubicka <jh@suse.cz>
24059 * except.c (label_to_region_map): Fix thinko.
24061 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24063 PR middle-end/38237
24064 * tree.h (tree_find_value): New declaration.
24065 * tree.c (tree_find_value): New function.
24066 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24068 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24071 * c-decl.c (struct c_binding): Add locus field.
24072 (bind): Add locus argument, set locus field from it.
24073 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24074 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24075 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24076 implicitly_declare, undeclared_variable, lookup_label,
24077 declare_label, c_make_fname_decl, c_builtin_function,
24078 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24081 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24084 * config/i386/i386.c (classify_argument): Check total size of
24087 2009-03-30 Martin Jambor <mjambor@suse.cz>
24089 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24090 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24091 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24094 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24095 seen_variable_array_ref while also traversing a union.
24097 * tree-inline.c (optimize_inline_calls): Do not call
24098 cgraph_node_remove_callees.
24099 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24100 (pass_remove_cgraph_callee_edges): New variable.
24101 * passes.c (init_optimization_passes): Add
24102 pass_remove_cgraph_callee_edges after early inlining and before all
24103 late intraprocedural passes.
24105 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24107 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24109 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24110 Fix typos in names.
24112 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24114 * combine.c (simplify_comparison): Use have_insn_for.
24115 * dojump.c (do_jump): Likewise.
24117 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24119 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24120 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24121 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24122 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24123 instead of sparc_compare_emitted.
24124 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24125 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24126 instead of sparc_compare_emitted.
24128 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24130 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24131 enter/exit cfglayout mode.
24132 (pass_partition_block): Require it.
24133 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24134 (combine_instructions): Track basic blocks instead of labels.
24135 (update_cfg_for_uncondjump): New.
24136 (try_combine): Use it. Update jumps after rescanning.
24137 (pass_combine): Require PROP_cfglayout.
24138 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24140 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24142 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24143 Provide/destroy PROP_cfglayout respectively.
24144 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24145 * tree-pass.h (PROP_cfglayout): New.
24147 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24149 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24150 fold_convert_const_fixed_from_fixed,
24151 fold_convert_const_fixed_from_int,
24152 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24153 set TREE_CONSTANT_OVERFLOW.
24154 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24155 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24157 2009-03-30 Ira Rosen <irar@il.ibm.com>
24159 * tree-vect-loop-manip.c: New file.
24160 * tree-vectorizer.c: Update documentation and included files.
24161 (vect_loop_location): Make extern.
24162 (rename_use_op): Move to tree-vect-loop-manip.c
24163 (rename_variables_in_bb, rename_variables_in_loop,
24164 slpeel_update_phis_for_duplicate_loop,
24165 slpeel_update_phi_nodes_for_guard1,
24166 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24167 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24168 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24169 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24170 find_loop_location): Likewise.
24171 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24172 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24173 get_vectype_for_scalar_type, vect_is_simple_use,
24174 supportable_widening_operation, supportable_narrowing_operation):
24176 (bb_in_loop_p): Move to tree-vect-loop.c.
24177 (new_loop_vec_info, destroy_loop_vec_info,
24178 reduction_code_for_scalar_code, report_vect_op,
24179 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24180 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24181 (vect_supportable_dr_alignment): Likewise.
24182 * tree-vectorizer.h (tree-data-ref.h): Include.
24183 (vect_loop_location): Declare.
24184 Reorganize function declarations according to the new file structure.
24185 * tree-vect-loop.c: New file.
24186 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24187 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24188 * tree-vect-data-refs.c: New file.
24189 * tree-vect-patterns.c (timevar.h): Don't include.
24190 * tree-vect-stmts.c: New file.
24191 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24192 tree-vect-slp.c, tree-vect-loop.c.
24193 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24194 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24195 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24196 (tree-vect-analyze.o): Remove.
24197 (tree-vect-transform.o): Likewise.
24198 (tree-vect-data-refs.o): Add rule.
24199 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24200 tree-vect-slp.o): Likewise.
24201 (tree-vect-patterns.o): Remove redundant dependencies.
24202 (tree-vectorizer.o): Likewise.
24203 * tree-vect-slp.c: New file.
24205 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24207 * optc-gen.awk: Warn if an option flag has multiple different
24210 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24212 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24213 -floop-block): Document dependences on PPL, CLooG and Graphite.
24215 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24217 PR rtl-optimization/323
24218 * c-common.c (c_fully_fold, convert_and_check,
24219 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24220 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24221 * c-common.def (EXCESS_PRECISION_EXPR): New.
24222 * c-cppbuiltin.c (builtin_define_float_constants): Define
24223 constants with enough digits for long double.
24224 * c-lex.c (interpret_float): Interpret constant with excess
24225 precision where appropriate.
24226 * c-opts.c (c_common_post_options): Set
24227 flag_excess_precision_cmdline. Give an error for
24228 -fexcess-precision=standard for C++ for processors where the
24229 option is significant.
24230 * c-parser.c (c_parser_conditional_expression): Handle excess
24231 precision in condition.
24232 * c-typeck.c (convert_arguments): Handle arguments with excess
24234 (build_unary_op): Move excess precision outside operation.
24235 (build_conditional_expr): Likewise.
24236 (build_compound_expr): Likewise.
24237 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24238 (build_modify_expr): Handle excess precision in RHS.
24239 (convert_for_assignment): Handle excess precision in converted
24241 (digest_init, output_init_element, process_init_element): Handle
24242 excess precision in initializer.
24243 (c_finish_return): Handle excess precision in return value.
24244 (build_binary_op): Handle excess precision in operands and add
24245 excess precision as needed for operation.
24246 * common.opt (-fexcess-precision=): New option.
24247 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24248 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24249 For standard excess precision, output explicit conversion to and
24250 truncation from XFmode.
24251 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24252 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24253 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24254 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24255 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24256 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24257 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24258 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24259 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24260 define_splits, sqrt<mode>2): Disable where appropriate for
24261 standard excess precision.
24262 * convert.c (convert_to_real): Do not shorten arithmetic to type
24263 for which excess precision would be used.
24264 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24265 * doc/invoke.texi (-fexcess-precision=): Document option.
24266 (-mfpmath=): Correct index entry.
24267 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24268 flag_excess_precision): New.
24269 * langhooks.c (lhd_post_options): Set
24270 flag_excess_precision_cmdline.
24271 * opts.c (common_handle_option): Handle -fexcess-precision=.
24272 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24273 init_excess_precision): New.
24274 (lang_dependent_init_target): Call init_excess_precision.
24275 * tree.c (excess_precision_type): New.
24276 * tree.h (excess_precision_type): Declare.
24278 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24281 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24282 non-lvalue to component.
24284 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24286 PR preprocessor/34695
24287 * Makefile.in (c-opts.o): Depend on c-tree.h.
24288 * c-common.c: Move down include of diagnostic.h.
24289 (done_lexing, c_cpp_error): New.
24290 * c-common.h (done_lexing): Declare.
24291 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24293 * c-opts.c: Include c-tree.h.
24294 (c_common_init_options): Set preprocessor error callback.
24295 (c_common_handle_option): Do not set preprocessor
24296 inhibit_warnings, warnings_are_errors, warn_system_headers,
24297 pedantic_errors or inhibit_warnings flags.
24298 (c_common_post_options): Do not check cpp_errors (parse_in).
24299 (c_common_finish): Do not output dependencies if there were
24300 errors. Do not check return value of cpp_finish.
24301 * c-ppoutput.c (pp_file_change): Set input_location.
24302 * c-tree.h (c_cpp_error): Declare.
24303 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24305 (diagnostic_build_prefix): Check override_column.
24306 * diagnostic.h (diagnostic_info): Add override_column field.
24307 (diagnostic_override_column): Define.
24309 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24311 * c-common.c (c_expand_expr, c_staticp): Remove.
24312 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24313 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24314 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24315 * c-gimplify.c (gimplify_compound_literal_expr,
24316 optimize_compound_literals_in_ctor): Remove.
24317 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24318 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24319 * c-semantics.c (emit_local_var): Remove.
24321 * langhooks-def.h (lhd_expand_expr): Remove.
24322 * langhooks.c (lhd_expand_expr): Remove.
24323 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24325 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24326 handling from c-semantics.c; don't call into langhook.
24327 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24328 * gimplify.c (gimplify_compound_literal_expr,
24329 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24330 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24331 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24332 as was done in c-gimplify.c.
24333 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24334 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24335 Move from c-common.h.
24336 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24338 * tree.c (staticp): Do not call langhook.
24339 * langhooks.c (lhd_staticp): Delete.
24340 * langhooks-def.h (lhd_staticp): Delete prototype.
24341 (LANG_HOOKS_STATICP): Delete.
24342 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24344 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24345 instead of DECL_STMTs.
24347 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24355 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24357 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24358 contained expression.
24359 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24360 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24361 conditional expressions for C.
24362 (decl_constant_value_for_optimization): Move from
24363 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24364 whether optimizing and that the expression is a VAR_DECL not of
24365 array type instead of doing such checks in the caller. Do not
24366 check pedantic. Call gcc_unreachable for C++.
24367 * c-common.def (C_MAYBE_CONST_EXPR): New.
24368 * c-common.h (c_fully_fold, c_save_expr,
24369 decl_constant_value_for_optimization): New prototypes.
24370 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24371 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24372 EXPR_INT_CONST_OPERANDS): Define.
24373 * c-convert.c (convert): Strip nops from expression.
24374 * c-decl.c (groktypename): Take extra parameters expr and
24375 expr_const_operands. Update call to grokdeclarator.
24376 (start_decl): Update call to grokdeclarator. Add statement for
24377 expressions used in type of decl.
24378 (grokparm): Update call to grokdeclarator.
24379 (push_parm_decl): Update call to grokdeclarator.
24380 (build_compound_literal): Add parameter non_const and build a
24381 C_MAYBE_COSNT_EXPR if applicable.
24382 (grokdeclarator): Take extra parameters expr and
24383 expr_const_operands. Track expressions used in declaration
24384 specifiers and declarators. Fold array sizes and track whether
24385 they are constant expressions and whether they are integer
24386 constant expressions.
24387 (parser_xref_tag): Set expr and expr_const_operands fields in
24389 (grokfield): Update call to grokdeclarator.
24390 (start_function): Update call to grokdeclarator.
24391 (build_null_declspecs): Set expr and expr_const_operands fields in
24393 (declspecs_add_type): Handle expressions in typeof specifiers.
24394 * c-parser.c (c_parser_declspecs): Set expr and
24395 expr_const_operands fields for declaration specifiers.
24396 (c_parser_enum_specifier): Likewise.
24397 (c_parser_struct_or_union_specifier): Likewise.
24398 (c_parser_typeof_specifier): Likewise. Update call to
24399 groktypename. Fold expression as needed. Return expressions with
24400 type instead of adding statements.
24401 (c_parser_attributes): Update calls to c_parser_expr_list.
24402 (c_parser_statement_after_labels): Fold expression before passing
24403 to objc_build_throw_stmt.
24404 (c_parser_condition): Fold expression.
24405 (c_parser_asm_operands): Fold expression.
24406 (c_parser_conditional_expression): Use c_save_expr. Update call
24407 to build_conditional_expr.
24408 (c_parser_alignof_expression): Update call to groktypename.
24409 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24410 original_code. Fold expression argument of va_arg. Create
24411 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24412 argument to va_arg. Update calls to groktypename. Fold array
24413 index for offsetof. Verify that first argument to
24414 __builtin_choose_expr has integer type.
24415 (c_parser_postfix_expression_after_paren_type): Update calls to
24416 groktypename and build_compound_literal. Handle expressions with
24417 side effects in type name.
24418 (c_parser_postfix_expression_after_primary): Update call to
24419 c_parser_expr_list. Set original_code for calls to
24420 __builtin_constant_p.
24421 (c_parser_expr_list): Take extra parameter fold_p. Fold
24422 expressions if requested.
24423 (c_parser_objc_type_name): Update call to groktypename.
24424 (c_parser_objc_synchronized_statement): Fold expression.
24425 (c_parser_objc_receiver): Fold expression.
24426 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24427 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24428 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24429 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24430 (struct c_typespec): Add elements expr and expr_const_operands.
24431 (struct c_declspecs): Add elements expr and expr_const_operands.
24432 (groktypename, build_conditional_expr, build_compound_literal):
24434 (in_late_binary_op): Declare.
24435 * c-typeck.c (note_integer_operands): New function.
24436 (in_late_binary_op): New variable.
24437 (decl_constant_value_for_broken_optimization): Move to c-common.c
24438 and rename to decl_constant_value_for_optimization.
24439 (default_function_array_conversion): Do not strip nops.
24440 (default_conversion): Do not call
24441 decl_constant_value_for_broken_optimization.
24442 (build_array_ref): Do not fold result.
24443 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24444 result when operand is a VLA.
24445 (c_expr_sizeof_type): Update call to groktypename. Handle
24446 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24447 result when operand names a VLA type.
24448 (build_function_call): Update call to build_compound_literal.
24449 Only fold result for calls to __builtin_* functions. Strip
24450 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24451 the function designator.
24452 (convert_arguments): Fold arguments. Update call to
24453 convert_for_assignment.
24454 (build_unary_op): Handle increment and decrement of
24455 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24456 decrement earlier. Fold operand of increment and decrement.
24457 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24458 built for integer operand. Wrap returns that are INTEGER_CSTs
24459 without being integer constant expressions or that have integer
24460 constant operands without being INTEGER_CSTs.
24461 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24462 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24463 result is an integer constant expression or can be used in
24464 unevaluated parts of one and avoid folding and wrap as
24465 appropriate. Fold operands before possibly doing -Wsign-compare
24467 (build_compound_expr): Wrap result for C99 if operands can be used
24468 in integer constant expressions.
24469 (build_c_cast): Update call to digest_init. Do not ignore
24470 overflow from casting floating-point constants to integers. Wrap
24471 results that could be confused with integer constant expressions,
24472 null pointer constants or floating-point constants.
24473 (c_cast_expr): Update call to groktypename. Handle expressions
24474 included in type name.
24475 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24476 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24477 Update calls to convert_for_assignment.
24478 (convert_for_assignment): Take new parameter
24479 null_pointer_constant. Do not strip nops or call
24480 decl_constant_value_for_broken_optimization. Set
24481 in_late_binary_op for conversions to boolean.
24482 (store_init_value): Update call to digest_init.
24483 (digest_init): Take new parameter null_pointer_constant. Do not
24484 call decl_constant_value_for_broken_optimization. pedwarn for
24485 initializers not constant expressions. Update calls to
24486 convert_for_assignment.
24487 (constructor_nonconst): New.
24488 (struct constructor_stack): Add nonconst element.
24489 (really_start_incremental_init, push_init_level, pop_init_level):
24490 Handle constructor_nonconst and nonconst element.
24491 (set_init_index): Call constant_expression_warning for array
24493 (output_init_element): Fold value. Set constructor_nonconst as
24494 applicable. pedwarn for initializers not constant expressions.
24495 Update call to digest_init. Call constant_expression_warning
24496 where constant initializers are required.
24497 (process_init_element): Use c_save_expr.
24498 (c_finish_goto_ptr): Fold expression.
24499 (c_finish_return): Fold return value. Update call to
24500 convert_for_assignment.
24501 (c_start_case): Fold switch expression.
24502 (c_process_expr_stmt): Fold expression.
24503 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24504 ensure statement expression is not evaluated in constant expression.
24505 (build_binary_op): Track whether results are integer constant
24506 expressions or may occur in such, disable folding and wrap results
24507 as applicable. Fold operands for -Wsign-compare warnings unless
24509 (c_objc_common_truthvalue_conversion): Handle results folded to
24510 integer constants that are not integer constant expressions.
24511 * doc/extend.texi: Document when typeof operands are evaluated,
24512 that condition of __builtin_choose_expr is an integer constant
24513 expression, and more about use of __builtin_constant_p in
24516 2009-03-29 Richard Guenther <rguenther@suse.de>
24518 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24519 propagate addresses of array references.
24521 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24523 * regmove.c (perhaps_ends_bb_p): Remove.
24524 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24525 from INSN and check that the main loop stays within that basic block.
24526 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24527 (regmove_forward_pass): Split out from regmove_optimize. Use
24528 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24529 (regmove_backward_pass): Split out from regmove_optimize. Use
24530 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24531 (regmove_optimize): Simplify.
24533 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24536 * config/i386/i386.c (classify_argument): Ignore flexible array
24537 member in struct and warn ABI change.
24539 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24541 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24543 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24544 (ix86_adjust_cost): Updated.
24546 2009-03-29 Jan Hubicka <jh@suse.cz>
24548 PR middle-end/28850
24549 * tree-pass.h (pass_cleanup_eh): New function.
24550 (remove_unreachable_regions): Break code handling RTL
24551 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24552 that can not be reached by runtime.
24553 (can_be_reached_by_runtime): New function.
24554 (label_to_region_map): New function.
24555 (num_eh_regions): New function.
24556 (rtl_remove_unreachable_regions): New function.
24557 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24558 (remove_eh_region): New function.
24559 * except.h: Include sbitmap and vecprim.
24560 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24561 num_eh_regions): Declare.
24562 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24563 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24564 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24565 (tree_empty_eh_handler_p): New function.
24566 (cleanup_empty_eh): New function.
24567 (cleanup_eh): New function.
24568 (pass_cleanup_eh): New function.
24570 2009-03-29 Jan Hubicka <jh@suse.cz>
24572 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24573 for removed regions.
24575 2009-03-29 Jan Hubicka <jh@suse.cz>
24577 * except.c (dump_eh_tree): Dump all datastructures.
24579 2009-03-29 Jan Hubicka <jh@suse.cz>
24581 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24582 (duplicate_eh_regions_1): Likewise.
24583 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24584 vector; call EH verification.
24585 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24586 Be ready for region being removed.
24588 2009-03-29 Jan Hubicka <jh@suse.cz>
24590 * bitmap.c (bitmap_last_set_bit): New function.
24591 * bitmap.h (bitmap_last_set_bit): Declare.
24593 2009-03-29 David Ayers <ayers@fsfe.org>
24596 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24597 by calling objc_compare_types and surpress warnings about
24598 incompatible C pointers that are compatible ObjC pointers.
24600 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24602 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24603 call initialize_inline_failed.
24604 (initialize_inline_failed): Move it from here ...
24605 * cgraph.c (initialize_inline_failed): ... to here.
24606 (cgraph_create_edge): Call initialize_inline_failed rather than
24607 setting inline_failed directly.
24609 2009-03-29 Ben Elliston <bje@au.ibm.com>
24612 * sysv4.opt (msdata): Improve comment.
24613 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24614 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24616 2009-03-29 Ben Elliston <bje@au.ibm.com>
24619 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24620 load and store attributes.
24622 2009-03-29 Ben Elliston <bje@au.ibm.com>
24624 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24625 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24626 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24627 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24628 __builtin_infq and __builtin_huge_valq.
24630 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24632 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24634 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24635 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24637 2009-03-28 Xinliang David Li <davidxl@google.com>
24639 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24640 (do_dbg_cnt): New function.
24642 2009-03-28 Jan Hubicka <jh@suse.cz>
24644 Merge from pretty-ipa:
24646 2009-03-27 Jan Hubicka <jh@suse.cz>
24648 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24649 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24650 * passes.c (function_called_by_processed_nodes_p): New.
24651 * ipa-pure-const.c (check_call): Fix handling of operands.
24652 (analyze_function): Dump debug output for skipped bodies.
24653 (local_pure_const): Use function_called_by_processed_nodes_p.
24654 * dwarf2out.c (reference_to_unused): Use output.
24655 * passes.c (do_per_function_toporder): Likewise.
24657 2008-11-12 Jan Hubicka <jh@suse.cz>
24659 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24660 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24661 state_set_in_source enum
24662 (check_decl): Ignore memory tags; do not set fake looping flags;
24664 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24665 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24666 (check_call, analyze_function): Rewrite.
24668 (add_new_function): Update call of analyze_function.
24669 (generate_summary): Add call of analyze_function.
24670 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24671 (local_pure_const): New function.
24672 (pass_local_pure_const): New pass.
24673 * ipa-inline.c (inline_transform): Set after_inlining.
24674 * tree-eh.c (stmt_can_throw_external): New.
24675 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24676 work with aliasing built.
24677 * tree-flow.h (stmt_can_throw_external): New.
24678 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24679 and local pure/const pass in early and late optimization queue.
24681 2009-03-28 Martin Jambor <mjambor@suse.cz>
24683 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24685 (fold_binary): Allow function decl aligment consideration is the
24686 second argument is integer constant one.
24687 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24688 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24689 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24691 2009-03-28 Jan Hubicka <jh@suse.cz>
24693 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24694 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24695 * function.h (rtl_data): Add nothrow flag.
24696 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24697 set DECL_NOTHROW for AVAILABLE functions.
24699 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24701 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24702 following vector keyword has expansion starting with pixel or bool
24703 keyword, expand vector to __vector and pixel or bool to __pixel or
24707 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24708 warn_if_disallowed_function_p): Removed.
24709 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24710 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24711 warning_if_disallowed_function_p.
24712 * flags.h (warn_if_disallowed_function_p,
24713 warn_disallowed_functions): Removed.
24714 * common.opt (Wdisallowed-function-list=): Removed.
24715 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24717 2009-03-28 Richard Guenther <rguenther@suse.de>
24719 PR tree-optimization/38723
24720 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24723 2009-03-28 Jan Hubicka <jh@suse.cz>
24725 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24726 test introduced by my previous patch.
24728 2009-03-28 Richard Guenther <rguenther@suse.de>
24730 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24731 the PHIs value undefined.
24733 2009-03-28 Jan Hubicka <jh@suse.cz>
24735 * tree-pass.h (pass_fixup_cfg): New pass.
24736 * ipa-inline.c (inline_transform): Set
24737 always_inline_functions_inlined/after_inlining.
24738 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24739 (pass_fixup_cfg): New pass.
24740 * passes.c (init_optimization_passes): Add fixup_cfg.
24742 2009-03-28 Richard Guenther <rguenther@suse.de>
24744 PR tree-optimization/38458
24745 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24746 argument use the arguments copy-of value.
24748 2009-03-28 Richard Guenther <rguenther@suse.de>
24750 PR tree-optimization/38180
24751 * tree-ssa-ccp.c (get_default_value): Simplify.
24752 (likely_value): Likewise.
24753 (surely_varying_stmt_p): Properly handle VOP case.
24754 (ccp_initialize): Likewise.
24755 (ccp_fold): Handle propagating through *&.
24756 (fold_const_aggregate_ref): Also handle decls.
24758 2009-03-28 Jan Hubicka <jh@suse.cz>
24760 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24761 * cgraph.h (cgraph_node): Likewise.
24762 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24763 (cgraph_reset_node): Use process flag.
24764 (cgraph_mark_functions_to_output): Likewise.
24765 (cgraph_expand_function): Likewise.
24766 (cgraph_expand_all_functions): Likewise.
24767 (cgraph_output_in_order): Likewise.
24768 * dwarf2out.c (reference_to_unused): Likewise.
24769 * passes.c do_per_function_toporder): Likewise.
24771 2009-03-28 Jan Hubicka <jh@suse.cz>
24773 Bring from lto-branch:
24775 2008-09-03 Doug Kwan <dougkwan@google.com>
24777 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24778 enums instead of reason strings.
24779 * cgraph.c (cgraph_create_edge): Same.
24780 (cgraph_inline_failed_string): New function.
24781 * cgraph.h (cgraph_inline_failed_t): New enum type.
24782 (cgraph_inline_failed_string): New prototype.
24783 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24784 char pointer to cgraph_inline_failed_t.
24785 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24786 (cgraph_default_inline_p): Ditto.
24787 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24788 to cgraph_inline_failed_t pointer.
24789 * cif-code.def: New file.
24790 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24792 (cgraph_check_inline_limits): Change type of REASON to pointer to
24793 cgraph_inline_failed_t. Replace reason strings with enums.
24794 (cgraph_default_inline_p): Ditto.
24795 (cgraph_recursive_inlining_p): Ditto.
24796 (update_caller_keys): Change type of FAILED_REASON to
24797 cgraph_inline_failed_t.
24798 (cgraph_set_inline_failed): Change type of REASON to pointer to
24799 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24800 convert enums to strings for text output.
24801 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24802 to be of type cgraph_inline_failed_t. Replace reason strings with
24803 enums. Call cgraph_inline_failed_string to covert enums
24804 to strings for text output.
24805 (cgraph_decide_inlining): Replace reason strings with enums.
24806 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24807 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24809 * tree-inline.c (expand_call_inline): Change type of REASON
24810 to cgraph_inline_failed_t. Replace reason strings with enums.
24811 Call cgraph_inline_failed_string for text output.
24812 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24815 2009-03-28 Jan Hubicka <jh@suse.cz>
24817 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24818 cgraph_clone_node): Remove master clone handling.
24819 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24820 * cgraph.h (master_clone): Remove.
24821 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24822 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24823 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24825 2009-03-28 Jan Hubicka <jh@suse.cz>
24827 * cgraph.c (cgraph_function_body_availability): Functions declared
24828 inline are always safe to assume that it is not going to be replaced.
24830 2009-03-28 Richard Guenther <rguenther@suse.de>
24832 PR tree-optimization/38513
24833 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24834 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24835 EXC_PTR_EXPR and FILTER_EXPR.
24836 (get_ref_from_reference_ops): Likewise.
24838 2009-03-28 Richard Guenther <rguenther@suse.de>
24840 PR tree-optimization/38968
24841 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24842 Use FLOOR_MOD_EXPR to compute misalignment.
24844 2009-03-28 Richard Guenther <rguenther@suse.de>
24846 PR tree-optimization/37795
24847 * tree.h (combine_comparisons): Declare.
24848 * fold-const.c (combine_comparisons): Export.
24849 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24851 (ifcombine_iforif): Use combine_comparisons.
24853 2009-03-28 Jan Hubicka <jh@suse.cz>
24855 * tree-eh.c (inlinable_call_p): New function.
24856 (make_eh_edges): Use it.
24857 (verify_eh_edges): Use it.
24858 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24859 * except.c (reachable_next_level): Add inlinable_function argument
24860 (sjlj_find_directly_reachable_regions): Update.
24861 (add_reachable_handler): Do not set saw_any_handlers.
24862 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24863 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24864 Add new inlinable call parameter.
24865 (can_throw_internal, can_throw_external): Update.
24866 * except.h (can_throw_internal_1, can_throw_external_1,
24867 foreach_reachable_handler): Update declaration.
24869 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24871 * config/arm/t-arm-coff, config/h8300/coff.h,
24872 config/i386/i386-aout.h, config/i386/i386-coff.h,
24873 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24874 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24875 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24876 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24877 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24878 sys-types.h: Remove.
24879 * Makefile.in: Remove protoize and fixproto support and references
24881 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24882 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24884 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24885 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24886 unprotoize$(exeext).
24887 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24888 (.PHONY): Don't depend on proto.
24889 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24890 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24891 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24892 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24893 build/gen-protos.o, build/scan.o, xsys-protos.h,
24894 build/fix-header$(build_exeext), build/fix-header.o,
24895 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24896 stmp-install-fixproto): Remove.
24897 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24898 SYSCALLS.c or fixproto files.
24899 (install-common): Don't install protoize.
24900 (install-headers-tar, install-headers-cpio, install-headers-cp):
24901 Don't depend on $(STMP_FIXPROTO).
24902 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24903 install fixproto files or write out fixproto settings.
24904 (uninstall): Don't uninstall protoize.
24905 * config.gcc (use_fixproto): Remove.
24906 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24907 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24908 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24909 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24910 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24911 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24912 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24913 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24914 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24915 * config/t-vxworks (STMP_FIXPROTO): Remove.
24916 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24917 STMP_FIXPROTO): Remove.
24918 * config.in, configure: Regenerate.
24919 * crtstuff.c (gid_t, uid_t): Don't undefine.
24920 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24921 (arm-*-coff, arm-*-aout: Remove target entries.
24922 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24923 Remove mention of AIX 4.1.
24924 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24925 * doc/invoke.texi (Running Protoize): Remove.
24926 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24927 (Protoize Caveats): Remove.
24928 * tsystem.h: Update comments on headers assumed to exist.
24930 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24932 * genautomata.c: Add a new year to the copyright. Add a new
24934 (struct insn_reserv_decl): Add comments for member bypass_list.
24935 (find_bypass): Remove.
24936 (insert_bypass): New.
24937 (process_decls): Use insert_bypass.
24938 (output_internal_insn_latency_func): Output all bypasses with the
24939 same input insn in one switch case.
24941 * rtl.def (define_bypass): Describe bypass choice.
24942 * doc/md.texi (define_bypass): Ditto.
24944 2009-03-27 Richard Guenther <rguenther@suse.de>
24946 * gimplify.c (mark_addressable): Export.
24947 * tree-flow.h (mark_addressable): Declare.
24948 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24949 * tree-ssa.c (verify_phi_args): Verify that address taken
24950 variables have TREE_ADDRESSABLE set.
24952 2009-03-27 Richard Guenther <rguenther@suse.de>
24954 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24955 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24956 Do not mark decls TREE_ADDRESSABLE.
24957 (build_fold_addr_expr): Adjust.
24958 (fold_addr_expr): Remove.
24959 (fold_unary): Use build_fold_addr_expr.
24960 (fold_comparison): Likewise.
24961 (split_address_to_core_and_offset): Likewise.
24962 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24964 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24965 (gimplify_modify_expr_to_memcpy): Mark source and destination
24967 * omp-low.c (create_omp_child_function): Mark the object decl
24969 (lower_rec_input_clauses): Mark the var we take the address of
24971 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24973 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24975 PR middle-end/39315
24976 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24977 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24979 2009-03-27 Richard Guenther <rguenther@suse.de>
24981 PR tree-optimization/39120
24982 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24984 (handle_lhs_call): Process return constraints. Add escape
24985 constraints if necessary.
24986 (handle_const_call): Fill out return constraints. Make nested
24987 case more precise. Avoid consttmp if possible.
24988 (handle_pure_call): Fill out return constraints. Avoid
24989 callused if possible.
24990 (find_func_aliases): Simplify call handling.
24992 2009-03-27 Richard Guenther <rguenther@suse.de>
24994 PR tree-optimization/39120
24995 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24996 as a representative.
24997 (solve_graph): Do propagate CALLUSED.
24998 (handle_pure_call): Use a scalar constraint from CALLUSED for
25000 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25003 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25006 * c-common.c (handle_aligned_attribute): Properly check alignment
25007 overflow. Use (1U << i) instead of (1 << i).
25009 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25011 * expr.h (get_mem_align_offset): Updated.
25013 * tree.h (tree_decl_common): Change align to "unsigned int" and
25014 move it before pointer_alias_set.
25016 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25017 Jakub Jelinek <jakub@redhat.com>
25020 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25021 gr_register_operand with gr_reg_or_0_operand.
25022 (cmpxchg_rel_di): Likewise.
25023 (sync_lock_test_and_set<mode>): Likewise.
25025 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25027 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25028 (true_regnum): Likewise.
25030 * rtlanal.c (subreg_info): Moved to ...
25031 * rtl.h (subreg_info): Here. New.
25032 (subreg_get_info): New.
25034 * rtlanal.c (subreg_get_info): Make it extern.
25036 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25039 * config/i386/i386.c (ix86_abi): New.
25040 (override_options): Handle -mabi=.
25041 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25042 (ix86_call_abi_override): Likewise.
25043 (init_cumulative_args): Likewise.
25044 (function_arg_advance): Likewise.
25045 (function_arg_64): Likewise.
25046 (function_arg): Likewise.
25047 (ix86_pass_by_reference): Likewise.
25048 (ix86_function_value_regno_p): Likewise.
25049 (ix86_build_builtin_va_list_abi): Likewise.
25050 (setup_incoming_varargs_64): Likewise.
25051 (is_va_list_char_pointer): Likewise.
25052 (ix86_init_machine_status): Likewise.
25053 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25054 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25055 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25056 (ix86_function_abi): Make it static and return enum calling_abi.
25057 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25059 (ix86_fn_abi_va_list): Updated.
25061 * config/i386/i386.h (ix86_abi): New.
25062 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25063 (CONDITIONAL_REGISTER_USAGE): Likewise.
25064 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25065 (machine_function): Likewise.
25067 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25069 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25070 (STACK_BOUNDARY): Likewise.
25071 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25073 * config/i386/i386.opt (mabi=): New.
25075 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25076 return enum calling_abi.
25077 (ix86_function_type_abi): Likewise.
25078 (ix86_function_abi): Removed.
25080 * doc/invoke.texi: Document -mabi= option for x86.
25082 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25084 * builtins.c (real_dconstp): Delete.
25085 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25087 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25088 Jakub Jelinek <jakub@redhat.com>
25091 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25092 (gen_subprogram_die): When a function is explicit, generate the
25093 DW_AT_explicit attribute.
25094 * langhooks.h (struct lang_hooks_for_decls): Add
25095 function_decl_explicit_p langhook.
25096 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25097 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25099 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25101 * builtins.c (fold_builtin_memory_op): Optimize memmove
25102 into memcpy if we can prove source and destination don't overlap.
25104 * tree-inline.c: Include gt-tree-inline.h.
25105 (clone_fn_id_num): New variable.
25106 (clone_function_name): New function.
25107 (tree_function_versioning): Use it.
25108 * Makefile.in (GTFILES): Add tree-inline.c.
25110 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25112 * BASE-VER: Change to 4.5.0.
25114 2009-03-27 Xinliang David Li <davidxl@google.com>
25116 PR tree-optimization/39557
25117 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25119 2009-03-27 Xinliang David Li <davidxl@google.com>
25121 PR tree-optimization/39548
25122 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25125 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25127 * c-common.c (pointer_int_sum): Use %wd on return from
25130 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25132 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25133 on return from tree_low_cst.
25135 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25138 * ginclude/stdarg.h (va_copy): Define also for
25139 __GXX_EXPERIMENTAL_CXX0X__.
25141 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25144 * builtins.h (c_strlen): Do not warn here.
25145 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25146 * c-common.c (pointer_int_sum): Take an explicit location.
25147 Warn about offsets out of bounds.
25148 * c-common.h (pointer_int_sum): Adjust declaration.
25150 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25152 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25155 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25158 * opts.c (warn_if_disallowed_function_p): Don't assume
25159 get_callee_fndecl must return non-NULL.
25161 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25163 PR rtl-optimization/39522
25164 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25165 when reg_reloaded_valid is set.
25167 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25169 * config/spu/divv2df3.c: New file.
25170 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25171 (DPBIT_FUNCS): Filter out _div_df.
25173 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25175 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25176 a jump insn, count that jump in the distance to the loop start.
25178 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25181 * config/sh/sh.c (calc_live_regs): Fix condition for global
25182 registers except PIC_OFFSET_TABLE_REGNUM.
25184 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25187 * doc/invoke.texi (-mconsole): New.
25189 (-mno-cygwin): New.
25191 (-mnop-fun-dllimport): New.
25195 (sub section "i386 and x86-64 Windows Options"): New.
25197 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25199 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25200 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25202 2009-03-25 Richard Guenther <rguenther@suse.de>
25204 PR middle-end/39497
25205 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25208 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25210 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25211 neither of haifa/selective schedulers are working.
25213 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25215 * doc/invoke.texi (Debugging Options): Fix description of
25216 -fno-merge-debug-strings.
25218 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25220 * config/cris/libgcc.ver: New version-script.
25221 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25223 * configure.ac <GAS features, nop mnemonic>: Add pattern
25224 crisv32-*-* for "nop".
25225 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25226 * configure: Regenerate.
25228 2009-03-24 Ira Rosen <irar@il.ibm.com>
25230 PR tree-optimization/39529
25231 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25232 mark_sym_for_renaming for the tag copied to the new vector
25235 2009-03-24 Arthur Loiret <aloiret@debian.org>
25237 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25238 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25239 EXTRA_SPEC_FUNCTIONS.
25240 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25241 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25242 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25243 -march and -mtune options.
25245 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25247 * config/m68k/t-rtems: Add m5329 multilib.
25249 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25250 Jakub Jelinek <jakub@redhat.com>
25253 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25256 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25259 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25260 instead of c_parser_expression_conv, if original_code isn't one of the
25261 4 allowed comparison codes, fail.
25263 2009-03-23 Richard Guenther <rguenther@suse.de>
25265 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25266 * tree.h (struct tree_type): Likewise.
25267 * reload.h (struct insn_chain): Likewise.
25268 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25269 * function.h (struct function): Likewise.
25270 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25272 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25274 PR tree-optimization/39516
25275 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25277 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25279 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25280 should be set true if BITS_PER_WORD of target is bigger than 32
25282 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25284 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25285 Translate -B-options to -rpath-link. Correct existing
25286 rpath-link and conditionalize on !nostdlib.
25288 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25290 * doc/extend.texi (Function Attributes, Variable Attributes):
25292 * doc/invoke.texi (Debugging Options, Optimize Options)
25293 (i386 and x86-64 Options, MCore Options): Likewise.
25295 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25298 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25299 it for block local namespace aliases.
25300 (gen_decl_die): Pass context_die to gen_namespace_die.
25302 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25305 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25306 minimum or maximum value.
25308 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25310 * reginfo.c (globalize_reg): Recompute derived reg sets.
25312 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25315 * libgcc2.c (mprotect): Do not use signed arguments for
25316 VirtualProtect, use DWORD arguments. Also fix the 'may
25317 be used uninitialized' warning for the np variable.
25319 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25322 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25323 functions using regparm calling conventions when not optimizing.
25324 (ix86_function_sseregparm): Similarly for sseregparm calling
25327 2009-03-19 Li Feng <nemokingdom@gmail.com>
25329 PR middle-end/39500
25330 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25331 dependence if the first conflict is after niter iterations.
25333 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25335 PR middle-end/38609
25336 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25337 functions with dynamic stack-pointer adjustments.
25339 2009-03-19 Ben Elliston <bje@au.ibm.com>
25341 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25342 option; change to -msdata=data.
25344 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25346 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25349 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25352 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25354 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25356 * doc/invoke.texi (Code Gen Options): Expand discussion of
25359 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25361 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25362 * matrix-reorg.c (struct matrix_info): Likewise.
25363 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25364 * rtl.h (struct mem_attrs): Likewise.
25365 * df.h (struct df): Likewise.
25366 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25367 * ira-int.h (struct ira_allocno): Likewise.
25368 * df-scan.c (struct df_collection_rec): Likewise.
25369 * ira.c (struct equivalence): Likewise.
25370 * function.c (struct temp_slot): Likewise.
25371 * cfgloop.h (struct loop): Likewise.
25374 * function.c (use_register_for_decl): When not optimizing, disregard
25375 register keyword for variables with types containing methods.
25377 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25379 PR middle-end/39447
25380 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25381 (is_simple_operand): Call contains_component_ref_p before calling data
25382 reference analysis that would fail on COMPONENT_REFs.
25384 * tree-vrp.c (search_for_addr_array): Fix formatting.
25386 2009-03-18 Richard Guenther <rguenther@suse.de>
25388 * tree-vect-transform.c (vect_loop_versioning): Fold the
25389 generated comparisons.
25390 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25391 (slpeel_tree_peel_loop_to_edge): Likewise.
25393 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25395 PR middle-end/37805
25396 * opts.c (print_specific_help): In addition to `undocumented',
25397 accept `separate' and `joined' flags if passed alone. Describe
25398 output by the first matched one of those.
25399 (common_handle_option): Skip over empty strings.
25400 * gcc.c (display_help): Fix help string for `--help='.
25401 * doc/invoke.texi (Option Summary, Overall Options): With
25402 `--help=', classes and qualifiers can both be repeated, but
25403 only the latter can be negated. One should not pass only
25404 negated qualifiers. Fix markup and examples.
25407 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25408 PR middle-end/37805
25409 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25410 and -fhelp=separate.
25412 2009-03-17 Jing Yu <jingyu@google.com>
25414 PR middle-end/39378
25415 * function.h (struct rtl_data): Move is_thunk from here...
25416 (struct function): ...to here.
25417 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25418 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25420 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25422 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25423 (alpha_output_function_end_prologue): Likewise.
25424 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25425 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25426 (rs6000_output_function_epilogue): Likewise.
25427 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25429 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25432 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25433 from different units in a single alternative.
25434 (*truncdfsf_i387): Ditto.
25435 (*truncxfsf2_mixed): Ditto.
25436 (*truncxfdf2_mixed): Ditto.
25438 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25440 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25441 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25444 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25445 unused non-artificial variables when not optimizing.
25448 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25449 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25450 NAMESPACE_DECL in its DECL_INITIAL.
25452 PR middle-end/39443
25453 * optabs.c (set_user_assembler_libfunc): New function.
25454 * expr.h (set_user_assembler_libfunc): New prototype.
25455 * c-common.c: Include libfuncs.h.
25456 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25457 for memcmp, memset, memcpy, memmove and abort.
25458 * Makefile.in (c-common.o): Depend on libfuncs.h.
25461 * dwarf2out.c (gen_inlined_enumeration_type_die,
25462 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25463 gen_tagged_type_instantiation_die): Removed.
25464 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25467 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25470 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25472 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25473 (check-parallel-%): Ditto.
25474 (check-consistency): Ditto.
25476 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25478 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25479 local variable rhs by NULL_TREE.
25481 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25484 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25486 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25489 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25491 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25494 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25495 for ms->sysv ABI calls only in 64bit mode.
25497 * config/i386/i386.md (untyped_call): Support 32bit.
25499 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25501 * doc/extend.texi: Replace x86_65 with x86_64.
25503 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25505 PR tree-optimization/39455
25506 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25507 mismatches for POINTER_TYPE_P (type).
25508 (number_of_iterations_le): Likewise.
25510 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25512 * config/picochip/picochip.c: Removed profiling support.
25513 * config/picochip/picochip.md: Removed profiling instruction.
25514 * config/picochip/picochip.h: Removed profiling builtin.
25516 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25518 * doc/install.texi (--with-host-libstdcxx): Document.
25520 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25523 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25524 generate a warning if the function name does not begin with
25525 "__vector" and the function has either the 'signal' or 'interrupt'
25526 attribute, from here to ...
25527 (avr_declare_function_name): ...here. New function.
25528 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25529 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25531 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25534 * cse.c (fold_rtx): Don't modify original const_arg1 when
25535 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25536 separate variable instead.
25537 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25538 from out of range shift counts.
25539 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25541 2009-03-13 Catherine Moore <clm@codesourcery.com>
25543 * config/i386/x-mingw32 (host-mingw32.o): Replace
25544 diagnostic.h with $(DIAGNOSTIC_H).
25546 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25549 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25551 * config/i386/sync.md (sync_compare_and_swap<mode>,
25552 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25553 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25555 (sync_double_compare_and_swapdi_pic,
25556 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25557 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25559 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25562 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25564 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25567 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25568 (avx_addsubv4df3): Likewise.
25569 (*avx_addsubv4sf3): Likewise.
25570 (sse3_addsubv4sf3): Likewise.
25572 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25575 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25577 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25580 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25581 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25582 registers for allocnos created from user-defined variables.
25584 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25587 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25588 of non-integer mode as well.
25590 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25592 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25593 for functions for which the parameter types are unknown.
25595 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25598 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25599 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25600 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25601 * config/i386/i386.c (ix86_local_alignment): For
25602 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25603 long long variables on the stack to avoid dynamic realignment.
25604 Allow the first argument to be a decl rather than type.
25605 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25607 2009-03-11 Nick Clifton <nickc@redhat.com>
25610 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25612 Add description to mno-lsim option.
25613 * config/mcore/mcore.h: Remove comment about deprecated m4align
25615 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25616 * doc/invoke.texi: Add description of mno-lsim and
25617 mstack-increment options.
25619 * config/fr30/fr30.opt: Document the -mno-lsim option.
25620 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25621 and -mno-lsim options.
25623 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25625 * fold-const.c (fold_comparison): Only call fold_inf_compare
25626 if the mode supports infinities.
25628 2009-03-11 Jason Merrill <jason@redhat.com>
25631 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25632 end already did. Notice GIMPLE_CALL modifications of the result.
25633 Don't copy debug information from an ignored decl or a decl from
25636 2009-03-10 Richard Guenther <rguenther@suse.de>
25637 Nathan Froyd <froydnj@codesourcery.com>
25639 PR middle-end/37850
25640 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25641 (__divMODE3): Likewise.
25643 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25645 PR tree-optimization/39394
25646 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25647 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25649 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25651 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25652 inline asms for register asm ("") declarations.
25654 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25656 * fold-const.c (fold_unary): Fix comment.
25658 2009-03-07 Jan Hubicka <jh@suse.cz>
25661 * tree-inline.c (setup_one_parameter): Do replacement of const
25662 argument by constant in SSA form.
25664 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25666 PR middle-end/38028
25667 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25668 determine alignment passed to assign_stack_local.
25669 (assign_parms_unsplit_complex): Likewise.
25670 * except.c (sjlj_build_landing_pads): Likewise.
25672 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25674 PR middle-end/39360
25675 * tree-flow.h (add_referenced_var): Return bool instead of void.
25676 * tree-dfa.c (add_referenced_var): Return result of
25677 referenced_var_check_and_insert call.
25678 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25679 of referenced_var_check_and_insert.
25682 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25683 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25684 DIE, don't emit it if abstract origin already has it.
25685 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25686 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25688 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25690 * genpreds.c (needs_variable): Fix parentheses at variable name
25692 (write_tm_constrs_h): Indent generated code.
25694 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25696 * doc/extend.texi (Function Attributes): Add documentation
25697 for isr attributes.
25699 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25702 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25703 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25705 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25707 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25710 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25713 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25714 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25716 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25718 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25719 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25720 constants instead of magic numbers.
25721 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25723 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25724 (x86_64_ms_abi_int_parameter_registers): Ditto.
25725 (x86_64_int_return_registers): Ditto.
25726 (ix86_maybe_switch_abi): Ditto.
25727 (ix86_expand_call): Ditto for clobbered_registers array.
25728 (ix86_hard_regno_mode_ok): Ditto.
25729 (x86_extended_QIreg_mentioned_p): Ditto.
25731 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25733 PR tree-optimization/39349
25734 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25736 * combine.c (gen_lowpart_for_combine): Use omode when generating
25739 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25741 PR rtl-optimization/39235
25742 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25744 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25746 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25748 2009-03-04 Richard Guenther <rguenther@suse.de>
25750 PR tree-optimization/39362
25751 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25752 that occur in abnormal PHIs should be varying.
25754 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25756 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25758 (simple_iv): Take loop as an argument instead of statement.
25759 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25760 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25762 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25764 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25765 * matrix-reorg.c (analyze_transpose): Ditto.
25766 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25767 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25768 * tree-predcom.c (ref_at_iteration): Ditto.
25769 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25771 2009-03-04 Richard Guenther <rguenther@suse.de>
25773 PR tree-optimization/39358
25774 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25775 escaped_id and callused_id.
25776 (solve_graph): Likewise.
25778 2009-03-04 Richard Guenther <rguenther@suse.de>
25780 PR tree-optimization/39339
25781 * tree-sra.c (try_instantiate_multiple_fields): Make it
25782 no longer ICE on the above.
25784 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25786 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25787 that fits within Pmode.
25789 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25791 PR middle-end/10109
25792 * tm.texi (LIBCALL_VALUE): Update description.
25794 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25796 PR middle-end/34443
25797 * doc/extend.texi (section): Update description.
25799 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25801 PR middle-end/39345
25802 * tree-inline.c (remapped_type): New.
25803 (can_be_nonlocal): Call remapped_type instead of remap_type.
25805 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25808 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25809 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25811 2009-03-03 Richard Guenther <rguenther@suse.de>
25813 PR middle-end/39272
25814 * tree.c (tree_nonartificial_location): New function.
25815 * tree.h (tree_nonartificial_location): Declare.
25816 * builtins.c (expand_builtin_memory_chk): Provide location
25817 of the call location for artificial function pieces.
25818 (maybe_emit_chk_warning): Likewise.
25819 (maybe_emit_sprintf_chk_warning): Likewise.
25820 (maybe_emit_free_warning): Likewise.
25821 * expr.c (expand_expr_real_1): Likewise.
25823 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25825 PR tree-optimization/39343
25826 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25827 COMPONENT_REF t has ARRAY_TYPE.
25829 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25831 PR middle-end/39335
25832 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25833 when the type precision of the induction variable should be
25834 larger than the type precision of nit.
25835 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25836 * graphite.c (graphite_loop_normal_form): Same.
25837 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25839 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25841 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25842 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25843 numbers to describe clobbered registers.
25844 (*call_value_0_rex64_ms_sysv): Ditto.
25845 * config/i386/mmx.md (mmx_emms): Ditto.
25846 (mmx_femms): Ditto.
25848 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25850 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25853 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25855 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25856 (spu_section_type_flags): New function.
25858 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25860 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25861 reg_class_contents of FLOAT_REGS into a temporary.
25863 2009-03-02 Richard Guenther <rguenther@suse.de>
25864 Ira Rosen <irar@il.ibm.com>
25866 PR tree-optimization/39318
25867 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25868 information to the vectorized statement.
25870 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25872 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25873 variable. Use defined names instead of magic constants for REX SSE
25876 2009-03-01 Richard Guenther <rguenther@suse.de>
25878 PR tree-optimization/39331
25879 * omp-low.c (lower_send_shared_vars): Do not receive new
25880 values for the reference of DECL_BY_REFERENCE parms or results.
25882 2009-03-01 Jan Hubicka <jh@suse.cz>
25885 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25886 BLOCK_NONLOCALIZED_VAR): New macros.
25887 (tree_block): Add nonlocalized_vars.
25888 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25889 gen_decl_die): Add origin argument. Allow generation of die with
25890 origin at hand only.
25891 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25892 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25894 (gen_block_die): Fix checking for unused blocks.
25895 (process_scope_var): Break out from .... ; work with origins only.
25896 (decls_for_scope) ... here; process nonlocalized list.
25897 (dwarf2out_ignore_block): Look for nonlocalized vars.
25898 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25900 (dump_scope_block): Dump them.
25901 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25902 (remap_block): Likewise.
25903 (can_be_nonlocal): New predicate.
25904 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25906 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25908 * configure: Regenerate.
25910 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25912 * optc-gen.awk: No need to duplicate option flags twice.
25913 Reuse help texts for duplicate options which do not have any.
25915 * gcc.c (display_help): Document --version.
25917 * gcc.c (main): If print_help_list and verbose_flag, ensure
25918 driver output comes before subprocess output.
25920 * optc-gen.awk: Assign all remaining fields to help string,
25921 space-separated, for multi-line help in *.opt.
25923 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25924 -Wno-pedantic-ms-format is for MinGW targets only.
25926 * doc/options.texi (Option file format): Fix bad indentation,
25927 restoring dropped sentence.
25929 2009-02-28 Jan Hubicka <jh@suse.cz>
25931 * tree-inline.c (tree_function_versioning): Output debug info.
25933 2009-02-28 Jan Hubicka <jh@suse.cz>
25936 * tree-inline.c (setup_one_parameter): Do not copy propagate
25937 arguments when not optimizing.
25939 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25942 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25943 (avx_addsubv4df3): Likewise.
25944 (*avx_addsubv4sf3): Likewise.
25945 (sse3_addsubv4sf3): Likewise.
25946 (*avx_addsubv2df3): Likewise.
25947 (sse3_addsubv2df3): Likewise.
25948 (avx_unpckhps256): Correct item selectors.
25949 (avx_unpcklps256): Likewise.
25950 (avx_unpckhpd256): Likewise.
25951 (avx_unpcklpd256): Likewise.
25953 2009-02-28 Jan Hubicka <jh@suse.cz>
25955 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25957 (copy_arguments_for_versioning): If var is declared don't declare it.
25958 (tree_function_versioning): First setup substitutions and then copy
25961 2009-02-27 Jan Hubicka <jh@suse.cz>
25964 * cgraph.h (varpool_output_debug_info): Remove.
25965 * cgraphunit.c (varpool_output_debug_info): Remove.
25966 * dwarf2out.c (deferred_locations_struct): New struct
25967 (deferred_locations): New type.
25968 (deferred_locations_list): New static var.
25969 (deffer_location): New function.
25970 (gen_variable_die): Use it.
25971 (decls_for_scope): Output info on local static vars.
25972 (dwarf2out_finish): Process deferred locations.
25973 * varpool.c (varpool_output_debug_info): Remove.
25975 2009-02-27 Jan Hubicka <jh@suse.cz>
25978 * tree.h (TREE_PROTECTED): Fix comment.
25979 (BLOCK_HANDLER_BLOCK): Remove.
25980 (struct tree_block): Remove handler_block add body_block.
25981 (inlined_function_outer_scope_p): New.
25982 (is_body_block): Remove.
25983 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25984 * dwarf2out.c (is_inlined_entry_point): Remove.
25985 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25986 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25988 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25989 * gimplify.c (gimplify_expr): Gimplify body blocks.
25990 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25991 block with multiple subblocks.
25992 (dump_scope_block): Prettier output; dump more flags and info.
25993 (dump_scope_blocks): New.
25994 (remove_unused_locals): Use dump_scope_blocks.
25995 * tree-flow.h (dump_scope_blocks): Declare.
25996 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25997 * stmt.c (is_body_block): Remove.
25998 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25999 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26001 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26003 PR middle-end/39308
26004 * graphite.c (graphite_loop_normal_form): Do not call
26005 number_of_iterations_exit from a gcc_assert.
26007 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26009 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26010 jumps if COND is NULL.
26011 (find_cond_jump): New function.
26012 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26013 * config/s390/s390.md: Remove z10_cobra attribute value.
26015 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26017 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26018 force_const_mem returns NULL_RTX.
26020 2009-02-26 Jan Hubicka <jh@suse.cz>
26023 * cgraph.h (varpool_output_debug_info): Remove.
26024 * cgraphunit.c (varpool_output_debug_info): Remove.
26025 * dwarf2out.c (deferred_locations_struct): New struct
26026 (deferred_locations): New type.
26027 (deferred_locations_list): New static var.
26028 (deffer_location): New function.
26029 (gen_variable_die): Use it.
26030 (decls_for_scope): Output info on local static vars.
26031 (dwarf2out_finish): Process deferred locations.
26032 * varpool.c (varpool_output_debug_info): Remove.
26034 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26036 PR rtl-optimization/39241
26037 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26038 to subreg_offset_representable_p.
26040 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26042 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26043 execute function prototype. Get f and nregs from max_reg_num
26044 and get_insns. Remove the first backward pass as it's dead,
26045 guard the forward pass by flag_expensive_optimizations.
26046 (rest_of_handle_regmove): Delete.
26047 (pass_regmove): Replace it with regmove_optimize.
26049 2009-02-25 Martin Jambor <mjambor@suse.cz>
26051 PR tree-optimization/39259
26052 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26053 calls_alloca function flags.
26054 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26055 calls are detected.
26057 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26059 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26060 flags_set_1_rtx, flags_set_1_set): Delete.
26061 (regmove_optimize): Do not call mark_flags_life_zones.
26063 2009-02-24 Julian Brown <julian@codesourcery.com>
26066 * config/arm/arm.c (require_pic_register): Only set
26067 cfun->machine->pic_reg once per function.
26069 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26071 * doc/invoke.texi (Link Options): Document an easier way to pass
26072 options that take arguments to the GNU linker using -Xlinker and -Wl.
26074 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26077 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26079 2009-02-24 Richard Guenther <rguenther@suse.de>
26082 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26084 2009-02-24 Richard Guenther <rguenther@suse.de>
26085 Zdenek Dvorak <ook@ucw.cz>
26087 PR tree-optimization/39233
26088 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26089 from converting them to a generic type.
26091 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26093 PR tree-optimization/39260
26094 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26095 contains a condition with a real type.
26096 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26098 2009-02-23 Jason Merrill <jason@redhat.com>
26101 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26102 narrowing_initializer_constant_valid_p.
26103 (narrowing_initializer_constant_valid_p): Don't return
26104 null_pointer_node for adding a pointer to itself.
26106 2009-02-23 Jan Hubicka <jh@suse.cz>
26109 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26112 2009-02-23 Jan Hubicka <jh@suse.cz>
26114 PR tree-optimization/37709
26115 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26116 * tree.h (block_ultimate_origin): Declare.
26117 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26118 * tree-ssa-live.c (remove_unused_scope_block_p):
26119 Eliminate blocks containig no instructions nor live variables nor
26121 (dump_scope_block): New function.
26122 (remove_unused_locals): Enable removal of dead blocks by default;
26123 enable dumping at TDF_DETAILS.
26125 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26127 * config/i386/i386.c (classify_argument): Don't allow COImode
26129 (function_arg_advance_32): Don't allow OImode.
26130 (function_arg_32): Likewise.
26131 (function_value_32): Likewise.
26132 (return_in_memory_32): Likewise.
26133 (function_arg_64): Remove OImode comment.
26135 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26138 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26139 ix86_expand_vector_set for V4DImode in 64bit mode only.
26140 (ix86_expand_vector_init_one_var): Likewise.
26142 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26144 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26146 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26149 * loop-iv.c: Revert last change.
26150 * emit-rtl.c: Likewise.
26152 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26155 * config/i386/i386.c (type_natural_mode): Remove an extra
26156 space in the warning message.
26157 (function_value_32): Handle 32-byte vector modes.
26158 (return_in_memory_32): Likewise.
26160 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26162 * loop-iv.c (truncate_value): New function.
26163 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26165 (lowpart_subreg): Move to...
26166 * emit-rtl.c: ...here.
26168 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26170 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26171 accidental and undocumented change at revision 140860.
26173 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26175 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26176 take gimple_seq * arguments.
26177 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26178 types_compatible_p langhook.
26180 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26181 Joseph Myers <joseph@codesourcery.com>
26183 * config/arm/arm.c (arm_builtin_va_list): New function.
26184 (arm_expand_builtin_va_start): Likewise.
26185 (arm_gimplify_va_arg_expr): Likewise.
26186 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26187 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26188 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26189 (va_list_type): New variable.
26190 (arm_mangle_type): Mangle va_list_type appropriately.
26192 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26194 PR middle-end/39157
26195 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26196 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26197 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26198 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26199 parameter to 1000 for -O1 by default.
26200 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26202 * loop-invariant.c: Include params.h.
26203 (move_loop_invariants): Don't call move_single_loop_invariants on
26206 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26208 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26209 offset when calculating bounds for indexing stack_usage_map. Fixes
26210 a buffer overflow with certain target setups.
26212 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26215 * calls.c (expand_call): Clear try_tail_call if caller and callee
26216 disagree in promotion of function return value.
26218 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26221 * c-common.c (c_determine_visibility): If visibility changed and
26222 DECL_RTL has been already set, call make_decl_rtl to update symbol
26225 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26228 * varasm.c (assemble_variable): Don't check DECL_NAME when
26229 globalizing a variable.
26231 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26234 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26235 expression before any __builtin_trap call.
26236 * c-typeck.c (build_function_call): Convert and check function
26237 arguments before generating a call to a trap. Evaluate the
26238 function arguments before the trap.
26240 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26243 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26244 (UNSPEC_FXAM_MEM): New unspec.
26245 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26246 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26247 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26249 2009-02-19 Richard Guenther <rguenther@suse.de>
26251 PR tree-optimization/39207
26252 PR tree-optimization/39074
26253 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26254 storedanything_tree): New.
26255 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26256 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26257 (build_succ_graph): Add edges from STOREDANYTHING to all
26259 (init_base_vars): Initialize STOREDANYTHING.
26260 (compute_points_to_sets): Free substitution info after
26261 building the succ graph.
26262 (ipa_pta_execute): Likewise.
26264 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26266 (do_ds_constraint): Do not add to special var or non-pointer
26268 (type_could_have_pointers): Split out from ...
26269 (could_have_pointers): ... here. For arrays use the element type.
26270 (create_variable_info_for): Initialize may_have_pointers.
26271 (new_var_info): Likewise.
26272 (handle_lhs_call): Make the HEAP variable unknown-sized.
26273 (intra_create_variable_infos): Use a type with pointers for
26274 PARM_NOALIAS, make it unknown-sized.
26276 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26279 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26281 2009-02-18 Jason Merrill <jason@redhat.com>
26284 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26285 value if DECL_EXTERNAL.
26286 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26287 * target.h (gcc_target::binds_local_p): Clarify "module".
26288 * tree.h (TREE_PUBLIC): Clarify "module".
26290 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26293 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26294 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26296 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26299 * c.opt (Wabi): Support C and ObjC.
26302 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26304 * config/i386/i386.c (classify_argument): Warn once about the ABI
26305 change when passing union with long double.
26307 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26309 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26312 * c-parser.c (c_parser_compound_statement): Always enter and leave
26315 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26318 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26320 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26322 PR tree-optimization/36922
26323 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26324 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26327 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26329 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26332 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26334 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26336 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26338 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26341 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26342 Richard Sandiford <rdsandiford@googlemail.com>
26344 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26345 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26346 (loongson_biadd): ...this.
26348 2009-02-17 Richard Guenther <rguenther@suse.de>
26350 PR tree-optimization/39202
26351 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26352 a var make sure to follow existing collapses.
26354 2009-02-17 Richard Guenther <rguenther@suse.de>
26356 PR middle-end/39214
26357 * langhooks.c (lhd_print_error_function): Check for NULL block.
26359 2009-02-17 Richard Guenther <rguenther@suse.de>
26361 PR tree-optimization/39204
26362 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26365 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26367 * config/soft-fp/double.h: Update from glibc CVS.
26369 2009-02-17 Richard Guenther <rguenther@suse.de>
26371 PR tree-optimization/39207
26372 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26373 strict-aliasing warnings for pointers pointing to NULL.
26375 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26378 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26379 skipping until next close brace.
26381 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26384 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26385 to function argument boundary.
26387 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26389 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26390 in the lea_add. Reload eventually constraints it properly.
26391 * config/picochip/constraints.md: Remove the target constraint
26392 "b", since it is not needed anymore.
26394 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26396 * gthr-dce.h: Uglify function parameter and local variable names.
26397 * gthr-gnat.h: Likewise.
26398 * gthr-mipssde.h: Likewise.
26399 * gthr-nks.h: Likewise.
26400 * gthr-posix95.h: Likewise.
26401 * gthr-posix.h: Likewise.
26402 * gthr-rtems.h: Likewise.
26403 * gthr-single.h: Likewise.
26404 * gthr-solaris.h: Likewise.
26405 * gthr-tpf.h: Likewise.
26406 * gthr-vxworks.h: Likewise.
26407 * gthr-win32.h: Likewise.
26409 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26412 * config/i386/i386.md: Restrict the new peephole2 to move
26413 between MMX/SSE registers.
26415 2009-02-15 Richard Guenther <rguenther@suse.de>
26418 2009-02-13 Richard Guenther <rguenther@suse.de>
26420 * configure.ac: Enable LFS.
26421 * configure: Re-generate.
26422 * config.in: Likewise.
26424 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26426 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26427 spu_srqwbyte, spu_srqwbytebc): Define.
26428 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26429 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26430 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26431 "shrqby_<mode>"): New insn-and-split patterns.
26432 * config/spu/spu.c (expand_builtin_args): Determine and return
26433 number of operands using spu_builtin_description data.
26434 (spu_expand_builtin_1): Use it.
26436 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26439 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26442 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26445 * config/i386/i386.c (override_options): Correct warning
26446 messages for -malign-loops, -malign-jumps and -malign-functions.
26448 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26451 * config/i386/i386.md: Restrict the new peephole2 to move
26452 between the general purpose registers.
26454 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26457 * config/i386/i386.c (type_natural_mode): Add a new argument.
26458 Return the original mode and warn ABI change if vector size is 32byte.
26459 (function_arg_advance): Updated.
26460 (function_arg): Likewise.
26461 (ix86_function_value): Likewise.
26462 (ix86_return_in_memory): Likewise.
26463 (ix86_sol10_return_in_memory): Likewise.
26464 (ix86_gimplify_va_arg): Likewise.
26465 (function_arg_32): Don't warn ABX ABI change here.
26466 (function_arg_64): Likewise.
26468 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26470 * loop-iv.c (implies_p): In the final case, test that operands 0
26471 of the two comparisons match.
26473 * config/bfin/bfin.c (find_prev_insn_start): New function.
26474 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26475 (find_next_insn_start): Move.
26477 2009-02-13 Richard Guenther <rguenther@suse.de>
26479 * configure.ac: Enable LFS.
26480 * configure: Re-generate.
26481 * config.in: Likewise.
26483 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26486 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26487 sizes on syntax error after some arguments have been parsed.
26489 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26491 * doc/invoke.texi (-fira): Remove.
26493 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26495 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26496 * recog.c: Likewise.
26499 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26501 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26502 (umul_ppmm): Likewise.
26503 (count_leading_zeros): Likewise.
26504 (count_trailing_zeros): Likewise.
26505 (UMUL_TIME): Likewise.
26507 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26509 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26510 soft-fp/t-softfp to tmake_file.
26512 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26513 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26514 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26515 IA64_BUILTIN_INFQ]: New.
26516 (ia64_init_builtins): Initialize __builtin_infq,
26517 __builtin_fabsq and __builtin_copysignq if not HPUX.
26518 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26519 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26521 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26523 (__fixtfti): Likewise.
26524 (__fixunstfti): Likewise.
26525 (__floattitf): Likewise.
26527 * config/ia64/libgcc-glibc.ver: New.
26528 * config/ia64/t-fprules-softfp: Likewise.
26529 * config/ia64/sfp-machine.h: Likewise.
26531 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26532 (LIBGCC2_TF_CEXT): Likewise.
26533 (TF_SIZE): Likewise.
26534 (TARGET_INIT_LIBFUNCS): Likewise.
26536 * config/ia64/t-glibc (SHLINB_MAPFILES):
26537 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26539 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26541 * config/i386/i386.c (construct_container): Rewrite processing
26542 BLKmode with X86_64_SSE_CLASS.
26544 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26547 * config/i386/i386.md: Replace simplify_replace_rtx with
26548 replace_rtx in the new peephole2.
26550 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26552 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26553 loop unrolling do not happen at -O2.
26555 2009-02-12 Michael Matz <matz@suse.de>
26557 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26559 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26561 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26564 2009-02-12 Ben Elliston <bje@au.ibm.com>
26566 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26567 patterns when updating the back chain. Missed in the 2009-02-10
26570 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26572 * doc/extend.texi (Decimal Floating Types): Update identifier of
26573 draft TR and list of missing support.
26575 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26577 PR middle-end/39154
26578 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26579 bit to variable length decl's flags, add it also to its
26580 pointer replacement variable.
26582 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26583 Jakub Jelinek <jakub@redhat.com>
26586 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26587 (memory_blockage): New expander.
26588 (*memory_blockage): New insn pattern.
26589 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26590 instead of general blockage at the end of function prologue when
26591 frame pointer is used to access red zone area. Do not emit blockage
26592 when profiling, it is emitted in generic code.
26593 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26594 function epilogue when frame pointer is used to access red zone area.
26596 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26599 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26600 by arithmetic with memory operands.
26601 * config/i386/predicates.md (commutative_operator): New.
26603 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26605 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26608 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26610 * alias.h (record_alias_subset): Declare.
26611 * alias.c (record_alias_subset): Make global.
26613 2009-02-10 Nick Clifton <nickc@redhat.com>
26615 * tree-parloops.c: Change license to GPLv3.
26616 * ipa-struct-reorg.c: Change license to GPLv3.
26617 * ipa-struct-reorg.h: Change license to GPLv3.
26619 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26622 * c-decl.c (start_struct): Return NULL on error.
26624 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26626 PR middle-end/39124
26627 * cfgloopmanip.c (remove_path): Call remove_bbs after
26628 cancel_loop_tree, not before it.
26631 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26632 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26633 VAR_DECLs were seen.
26634 * tree-ssa-live.c (remove_unused_locals): Recompute
26635 cfun->has_local_explicit_reg_vars.
26636 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26637 copies or clearings if cfun->has_local_explicit_reg_vars.
26639 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26642 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26643 of function prologue when frame pointer is used to access
26646 2009-02-10 Richard Guenther <rguenther@suse.de>
26648 PR middle-end/39127
26649 * gimplify.c (gimple_regimplify_operands): Always look if
26650 we need to create a temporary.
26652 2009-02-10 Richard Guenther <rguenther@suse.de>
26654 PR tree-optimization/39132
26655 * tree-loop-distribution.c (todo): New global var.
26656 (generate_memset_zero): Trigger TODO_rebuild_alias.
26657 (tree_loop_distribution): Return todo.
26659 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26662 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26663 (x86_64_reg_class_name): Removed.
26664 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26665 first one isn't X86_64_SSE_CLASS or any other ones aren't
26666 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26667 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26668 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26669 and 3 X86_64_SSEUP_CLASS.
26670 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26671 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26673 2009-02-10 Ben Elliston <bje@au.ibm.com>
26675 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26676 form instruction to update the stack back chain word, even if the
26677 user has disabled the generation of update instructions.
26678 (movdi_<mode>_update_stack): New.
26679 (movsi_update_stack): Likewise.
26680 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26681 always use an update form instruction to update the stack back
26684 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26686 PR middle-end/38953
26687 * graphite.c (if_region_set_false_region): After moving a region in
26688 the false branch of a condition, remove the empty dummy basic block.
26689 (gloog): Remove wrong fix for PR38953.
26691 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26693 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26694 generation due to implicit sign extension.
26696 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26698 PR middle-end/38981
26699 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26700 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26702 2009-02-09 Richard Guenther <rguenther@suse.de>
26704 PR middle-end/35202
26705 * convert.c (convert_to_real): Disable (float)fn((double)x)
26706 to fnf(x) conversion if errno differences may occur and
26707 -fmath-errno is set.
26709 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26711 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26712 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26713 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26715 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26718 * c-common.c (handle_alias_attribute): Disallow attribute for
26719 anything not a FUNCTION_DECL or VAR_DECL.
26721 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26724 * real.c (do_compare): Special-case compare of zero against
26725 decimal float value.
26727 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26730 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26731 as indicating flexible array members unless the field itself is
26732 being declarared as the incomplete array.
26734 2009-02-06 Jan Hubicka <jh@suse.cz>
26736 PR tree-optimization/38844
26737 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26738 is already inlined.
26740 2009-02-06 Richard Guenther <rguenther@suse.de>
26742 PR middle-end/38977
26743 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26744 fork because we may expand it as __gcov_fork.
26746 2009-02-06 Nick Clifton <nickc@redhat.com>
26748 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26750 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26752 PR tree-optimization/35659
26753 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26754 vn_phi_eq): Shortcut if hashcode does not match.
26755 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26757 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26758 and avoid iterative_hash_expr.
26759 (FOR_EACH_VALUE_ID_IN_SET): New.
26760 (value_id_compare): Remove.
26761 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26762 sort expressions by value id.
26764 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26767 * config/sh/predicates.md (general_movsrc_operand): Don't check
26768 the subreg of system registers here.
26770 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26773 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26774 on the copied decl.
26776 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26778 PR rtl-optimization/39110
26779 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26780 addresses, not aligned ones.
26782 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26783 Richard Guenther <rguenther@suse.de>
26785 PR tree-optimization/39100
26786 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26787 comment says and add edges.
26789 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26792 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26793 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26795 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26797 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26798 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26799 register_bb_in_sese, new_sese, free_sese): Moved.
26800 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26801 outermost_loop_in_scop, build_scop_iteration_domain,
26802 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26803 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26804 Use loop_in_sese_p instead of loop_in_scop_p.
26805 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26806 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26807 (scopdet_basic_block_info): Fix bug in scop detection.
26808 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26809 eq_loop_to_cloog_loop): Remove.
26810 (nb_loops_around_loop_in_scop, nb_loop
26811 ref_nb_loops): Moved here...
26812 * graphite.h (ref_nb_loops): ... from here.
26813 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26814 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26815 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26817 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26818 Hans-Peter Nilsson <hp@axis.com>
26820 PR rtl-optimization/37889
26821 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26822 Move offset handling from PLUS to before the switch. Use new
26823 arguments when considering SYMBOL_REFs too.
26824 (rtx_addr_can_trap_p): Pass dummy offset and size.
26825 (enum may_trap_p_flags): Remove.
26826 (may_trap_p_1): Pass size from MEM_SIZE.
26828 PR rtl-optimization/38921
26829 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26830 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26831 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26832 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26834 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26836 AVX Programming Reference (January, 2009)
26837 * config/i386/sse.md (*vpclmulqdq): New.
26839 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26841 PR tree-optimization/38977
26842 PR gcov-profile/38292
26843 * calls.c (special_function_p): Disregard __builtin_ prefix.
26845 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26847 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26848 non-indexable addresses even before reload.
26850 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26853 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26854 as having variable size. Do not give an error for unnamed
26855 parameters with [*] declarators. Give a warning for type names
26856 with [*] declarators and mark them as variable size.
26857 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26858 for sizeof applied to [*] type names.
26860 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26863 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26865 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26867 * gcc.c (process_command): Update copyright notice dates.
26868 * gcov.c (print_version): Likewise.
26869 * gcov-dump.c (print_version): Likewise.
26870 * mips-tfile.c (main): Likewise.
26871 * mips-tdump.c (main): Likewise.
26873 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26876 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26877 for composite type involving a zero-length array type.
26879 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26882 * function.c (match_asm_constraints_1): Skip over
26883 initial optional % in the constraint.
26885 PR inline-asm/39059
26886 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26887 supported, don't accept FIXED_CSTs.
26888 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26889 and _Sat is used without _Fract/_Accum. Set specs->type to
26890 integer_type_node for cts_fract/cts_accum if fixed point is not
26893 2009-02-02 Catherine Moore <clm@codesourcery.com>
26895 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26897 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26899 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26900 (ABI_HAS_64BIT_SYMBOLS): Use it.
26901 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26903 2009-02-02 Paul Brook <paul@codesourcery.com>
26905 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26907 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26909 PR inline-asm/39058
26910 * recog.h (asm_operand_ok): Add constraints argument.
26911 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26912 recurse on matching constraint.
26913 (check_asm_operands): Pass constraints as 3rd argument to
26914 asm_operand_ok. Don't look up matching constraint here.
26915 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26918 2009-02-02 Ben Elliston <bje@au.ibm.com>
26920 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26921 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26923 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26925 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26926 information. Remove some obsolete information. Reorganize.
26928 * config/pa/fptr.c: Revert license to GPL 2.
26929 * config/pa/milli64.S: Likewise.
26931 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26934 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26935 LIBRARY name in, instead of hard-coding it.
26936 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26937 extra target make frag to tmake_files according to EH model.
26938 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26939 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26940 frags that define makefile variable EH_MODEL appropriately.
26941 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26942 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26943 to "-sjlj" according to type of EH configured.
26944 (LIBGCC_SONAME): Concatenate it to shared library base name.
26945 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26946 to "_sjlj" according to type of EH configured.
26947 (LIBGCC_SONAME): Concatenate it to shared library base name.
26948 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26949 (SHLIB_LINK): Add missing semicolon to if-else construct.
26950 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26951 string value of "pe_dll" command-line option.
26952 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26953 (SHLIB_SONAME): Use it when overriding t-cygming default.
26954 (SHLIB_IMPLIB): Override t-cygming default.
26955 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26956 string value of "pe_dll" command-line option.
26958 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26961 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26962 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26964 2009-01-31 Richard Guenther <rguenther@suse.de>
26966 PR tree-optimization/38937
26967 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26968 computing the transitive closure.
26970 2009-01-30 Richard Guenther <rguenther@suse.de>
26972 PR tree-optimization/39041
26973 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26974 Propagate variable indices only if the types match for this stmt.
26976 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26979 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26980 inline but never defined.
26982 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26984 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26985 (*insv_h_di_reg_extimm): New insn.
26986 (*insv_l<mode>_reg_extimm): New insn.
26988 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26990 * config/picochip/picochip.c (flag_conserve_stack): set
26991 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26992 fconserve-stack. Reduce call-overhead used by inliner.
26994 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26997 * common.opt (flag_conserve_stack): Initialised to zero.
26999 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27002 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27003 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27006 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27008 * ira-color.c (allocno_reload_assign): Update comments.
27009 * regmove.c (regmove_optimize): Likewise.
27013 2009-01-29 Robert Millan <rmh@aybabtu.com>
27015 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27016 * config/i386/kopensolaris-gnu.h: New file. Undefine
27017 `MD_UNWIND_SUPPORT'.
27018 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27020 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27022 PR tree-optimization/39007
27023 * tree-loop-distribution.c (generate_builtin): Use
27024 recompute_dominator to compute the immediate dominator of the
27025 basic block just after the loop.
27027 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27029 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27030 (ASM_OUTPUT_DWARF_PCREL): Define.
27032 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27034 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27035 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27036 global. Modify entries about regmove and IRA.
27038 * ra-conflict.c: Remove the file.
27040 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27042 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27043 (pass_regclass_init): Rename to pass_reginfo_init.
27045 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27047 * toplev.h (flag_ira): Remove.
27049 * caller-save.c (setup_save_areas): Remove flag_ira.
27051 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27053 * global.c: Remove the file.
27055 * opts.c (decode_options): Remove flag_ira.
27057 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27059 * regmove.c: Modify file description.
27060 (find_use_as_address, try_auto_increment): Define them only if
27061 AUTO_INC_DEC is defined.
27062 (replacement_quality, replace_in_call_usage, fixup_match_1,
27063 stable_and_no_regs_but_for_p): Remove.
27064 (reg_set_in_bb): Make it static.
27065 (regmove_optimize): Remove flag_ira and code which worked for
27068 * local-alloc.c: Remove the file.
27070 * common.opt (fira): Remove.
27072 * ira.c: Include except.h.
27073 (eliminable_regset): Move from global.c.
27074 (mark_elimination): Ditto. Remove flag_ira.
27075 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27076 equiv_mem_modified, validate_equiv_mem_from_store,
27077 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27078 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27079 no_equiv, recorded_label_ref): Move from local-alloc.c.
27080 (update_equiv_regs): Ditto. Make it static.
27081 (print_insn_chain, print_insn_chains): Move it from global.c.
27082 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27083 (build_insn_chain): Ditto. Make it static.
27084 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27085 Rename to init_live_subregs.
27086 (gate_ira): Remove flag_ira.
27088 * regclass.c: Rename reginfo.c. Change file description.
27089 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27090 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27091 (init_reg_sets_1): Remove code for evaluation of
27092 reg_class_superclasses and losing_caller_save_reg_set.
27093 (init_regs): Remove init_reg_autoinc.
27094 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27095 ok_for_base_p_nonstrict): Remove.
27096 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27097 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27098 corresponding entries.
27099 (dump_regclass, record_operand_costs, scan_one_insn,
27100 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27101 record_address_regs, auto_inc_dec_reg_p): Remove.
27102 (gt-regclass.h): Rename to gt-reginfo.h.
27104 * rtl.h (dump_global_regs, retry_global_alloc,
27105 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27107 * Makefile.in (RA_H): Remove.
27108 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27109 Rename regclass.o to reginfo.o.
27110 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27112 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27113 (GTFILES): Rename regclass.c to reginfo.c.
27115 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27116 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27118 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27119 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27121 (finish_spills): Ditto. Remove code for !flag_ira.
27123 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27125 PR middle-end/35854
27126 * doc/invoke.texi (rtl debug options): Complete rewrite.
27127 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27129 * mode-switching.c (pass_mode_switching): Rename pass from
27130 "mode-sw" to "mode_sw".
27131 * except.c (pass_convert_to_eh_ranges): Rename pass from
27132 "eh-ranges" to "eh_ranges".
27133 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27137 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27138 Alexander Monakov <amonakov@ispras.ru>
27140 PR middle-end/38857
27141 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27143 (move_exprs_to_boundary): Change return type and pass through
27144 should_move from move_op. Relax assert. Update usage ...
27145 (schedule_expr_on_boundary): ... here. Use should_move instead of
27147 (move_op_orig_expr_found): Indicate that insn was disconnected from
27149 (code_motion_process_successors): Do not call after_merge_succs
27150 callback if original expression was not found when traversing any of
27152 (code_motion_path_driver): Change return type. Update prototype.
27153 (move_op): Update comment. Add a new parameter (should_move). Update
27154 prototype. Set *should_move based on indication provided by
27155 move_op_orig_expr_found.
27157 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27159 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27160 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27161 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27162 * config/rs6000/rs6000.c (rs6000_override_options): Default
27163 avoid-indexed-addresses on for Power6, off for everything else.
27164 (avoiding_indexed_address_p): New function.
27165 (rs6000_legitimize_address): Use it.
27166 (rs6000_legitimate_address): Likewise.
27167 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27169 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27171 PR tree-optimization/38997
27172 * tree-loop-distribution.c (generate_memset_zero): Use
27173 POINTER_PLUS_EXPR for a pointer addition.
27175 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27177 * config/s390/s390.md (bswap<mode>2): New pattern added.
27179 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27181 * config/s390/s390.md (*tls_load_31): Added type attribute.
27183 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27185 * config/s390/s390.md: Fix a few comments.
27187 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27189 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27190 (*tm<mode>_full): Fixed z10prop attribute.
27191 (*tst<mode>_extimm): Fixed z10prop attribute.
27192 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27193 (*tstqiCCT_cconly): Fixed z10prop attribute.
27194 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27195 (*movsi_larl): Fixed z10prop attribute.
27196 (*movsi_zarch): Fixed z10prop attribute.
27197 (*movsi_eas): Fixed z10prop attribute.
27198 (*movhi): Fixed z10prop attribute.
27199 (*movqi): Fixed z10prop attribute.
27200 (*movstrictqi): Fixed z10prop attribute.
27201 (*mov<mode>): Fixed z10prop attribute.
27202 (*movcc): Fixed z10prop attribute.
27203 (*sethighpartdi_64): Fixed z10prop attribute.
27204 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27205 (*negdi2_sign_cc): Fixed z10prop attribute.
27206 (*negdi2_sign): Fixed z10prop attribute.
27207 (*absdi2_sign_cc): Fixed z10prop attribute.
27208 (*absdi2_sign): Fixed z10prop attribute.
27209 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27210 (*negabsdi2_sign): Fixed z10prop attribute.
27211 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27212 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27213 (doloop_si64): Fixed z10prop attribute.
27214 (doloop_si31): Fixed z10prop attribute.
27215 (doloop_long): Fixed z10prop attribute.
27216 (indirect_jump): Fixed z10prop attribute.
27217 (nop): Fixed z10prop attribute.
27218 (main_base_64): Fixed z10prop attribute.
27219 (reload_base_64): Fixed z10prop attribute.
27221 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27223 PR rtl-optimization/38740
27224 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27226 * config/mips/mips.c (mips_reorg): Likewise.
27228 2009-01-28 Richard Guenther <rguenther@suse.de>
27230 PR tree-optimization/38926
27231 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27232 with the correct value id to a value.
27233 (do_regular_insertion): Use the value number of edoubleprime
27234 for the value number of the expr.
27237 2008-08-21 Richard Guenther <rguenther@suse.de>
27239 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27240 a PHI ask VN if it is already available.
27241 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27242 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27244 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27246 PR middle-end/38934
27247 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27248 set to varying whenever max has TREE_OVERFLOW set, similarly
27249 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27251 2009-01-28 Richard Guenther <rguenther@suse.de>
27253 PR middle-end/38908
27254 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27255 uninitialized aggregate uses in call arguments.
27257 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27259 PR tree-optimization/38984
27260 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27261 the nothing_id variable if -fno-delete-null-pointer-checks.
27263 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27266 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27267 (set_got_offset_rex64): Ditto.
27269 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27272 * doc/extend.texi: Improve local variable with asm reg.
27274 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27276 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27277 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27278 was not supplied then set warn_packed_bitfield_compat to the
27279 default value of 1.
27280 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27283 2009-01-27 Richard Guenther <rguenther@suse.de>
27285 PR tree-optimization/38503
27286 * cfgexpand.c (expand_gimple_basic_block): Ignore
27287 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27288 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27289 variables that cannot have TBAA applied.
27290 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27293 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27295 PR middle-end/38969
27296 * calls.c (initialize_argument_information): Do not wrap complex
27297 arguments in SAVE_EXPR.
27299 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27301 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27302 (INSTALL_LIBGCC): Revert typo commit.
27304 2009-01-26 Richard Guenther <rguenther@suse.de>
27306 PR tree-optimization/38745
27307 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27308 from special handling.
27310 2009-01-26 Richard Guenther <rguenther@suse.de>
27312 PR tree-optimization/38745
27313 * tree-ssa.c (execute_update_addresses_taken): Do not include
27314 variables that cannot possibly be a register in not_reg_needs.
27315 Do not clear TREE_ADDRESSABLE on vars that may not become
27317 * tree-ssa.c (update_alias_info_1): Include those in the set
27318 of addressable vars.
27320 2009-01-26 Richard Guenther <rguenther@suse.de>
27322 PR middle-end/38851
27323 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27324 * tree-ssa-dse.c: Include langhooks.h
27325 (execute_simple_dse): Remove stores with zero size.
27327 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27330 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27333 2009-01-24 Julian Brown <julian@codesourcery.com>
27335 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27336 config/arm/linux-atomic.c.
27337 * config/arm/linux-atomic.c: New.
27339 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27341 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27342 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27343 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27345 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27348 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27351 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27353 PR tree-optimization/38953
27354 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27355 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27356 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27357 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27360 2009-01-24 Paul Brook <paul@codesourcery.com>
27362 * config/arm/neon.md (neon_type): Move to arm.md.
27363 (neon_mov<VSTRUCT>): Add neon_type attribute.
27364 * config/arm/arm.md (neon_type): Move to here.
27365 (conds): Add "unconditioal" and use as default for NEON insns.
27367 2009-01-24 Ben Elliston <bje@au.ibm.com>
27369 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27370 void *' warning from -Wc++-compat.
27371 * Makefile.in (dominance.o-warn): Remove.
27373 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27375 PR tree-optimization/38932
27376 * fold-const.c (fold_unary_ignore_overflow): New.
27377 * tree.h (fold_unary_ignore_overflow): Declare.
27378 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27379 * tree-ssa-sccvn.c (visit_reference_op_load,
27380 simplify_unary_expression): Likewise.
27382 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27384 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27385 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27386 regardless of their type.
27387 * c-common.c (handle_packed_attribute): Don't ignore packed on
27389 * c.opt (Wpacked-bitfield-compat): New warning option.
27390 * stor-layout.c (place_field): Warn if offset of a field changed.
27391 * doc/extend.texi (packed): Mention the ABI change.
27392 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27393 (Warning Options): Add it to the list.
27395 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27397 * c-opts.c (c_common_post_options): Fix a typo in comments.
27399 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27401 PR middle-end/38615
27402 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27403 variables to static.
27404 * doc/invoke.texi (-fmerge-all-constants): Update description.
27406 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27409 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27410 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27412 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27414 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27416 (LOCAL_ALIGNMENT): Similarly.
27418 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27419 Joseph Myers <joseph@codesourcery.com>
27421 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27422 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27423 * config/arm/arm-tune.md: Regenerate.
27424 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27427 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27429 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27430 version number to five.
27432 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27435 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27436 * c-common.c (set_underlying_type): Likewise.
27437 (is_typedef_decl ): Likewise
27439 (set_underlying_type): Likewise.
27440 (is_typedef_type): Likewise.
27442 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27444 PR middle-end/38587
27445 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27448 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27451 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27452 (LIBGCC_SPEC): Don't define.
27453 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27455 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27457 PR rtl-optimization/38879
27458 * alias.c (base_alias_check): Unaligned access via AND address can
27459 alias all surrounding object types except those with sizes equal
27460 or wider than the size of unaligned access.
27462 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27465 * c-decl.c (clone_underlying_type): Move this ...
27466 * c-common.c (set_underlying_type): ... here.
27467 Also, make sure the function properly sets TYPE_STUB_DECL() on
27468 the newly created typedef variant type.
27469 (is_typedef_decl ): New entry point.
27470 * tree.h: Added a new member member_types_needing_access_check to
27471 struct tree_decl_non_common.
27472 (set_underlying_type): New entry point.
27473 (is_typedef_type): Likewise.
27475 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27477 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27478 Check whether two instructions have memory references that
27479 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27480 are helper functions for traversing.
27481 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27482 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27483 not to draw dependency edge for instructions with non-conflicting
27486 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27489 * longlong.h: Update copyright years. Use soft-fp license notice.
27490 Sync __clz_tab declaration with glibc.
27492 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27495 * doc/extend.texi (syscall_linkage): New.
27496 (version_id): Modify.
27498 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27499 Richard Guenther <rguenther@suse.de>
27501 PR tree-optimization/38747
27502 PR tree-optimization/38748
27503 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27504 conversion if the base address is an indirect reference and the
27505 aliasing sets could cause issues.
27507 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27509 * common.opt (fgraphite, fgraphite-identity): Add comment for
27510 explaining why these options are not documented.
27512 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27514 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27515 gimple_call_lhs is NULL.
27517 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27520 * emit-rtl.c (adjust_address_1): Make sure memref is never
27523 2009-01-20 Ben Elliston <bje@au.ibm.com>
27525 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27526 const qualifier from arg parameter. Remove unnecessary cast to char *.
27527 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27528 const qualifier from arg 2.
27530 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27532 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27534 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27537 * rtl.h (reinit_regs): New prototype.
27538 * regclass.c: Include ira.h.
27539 (reinit_regs): New.
27540 * Makefile.in (regclass.o): Add ira.h.
27541 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27543 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27546 * c-common.c (handle_aligned_attribute): Use
27547 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27548 default alignment value.
27550 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27552 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27553 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27555 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27556 __BIGGEST_ALIGNMENT__.
27558 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27560 2009-01-18 Richard Guenther <rguenther@suse.de>
27562 PR tree-optimization/38819
27563 * tree-flow.h (operation_could_trap_helper_p): Declare.
27564 * tree-eh.c (operation_could_trap_helper_p): Export.
27565 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27566 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27567 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27568 are about to insert a possibly trapping instruction and fail
27571 2009-01-18 Andreas Schwab <schwab@suse.de>
27573 * doc/install.texi (Configuration): Remove obsolete paragraph
27574 about use of --with-gnu-ld with --with-gnu-as.
27576 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27578 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27579 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27580 Follow spelling conventions.
27582 2009-01-18 Ben Elliston <bje@au.ibm.com>
27584 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27585 C++ warning about implicit conversion from void * to struct
27587 (bitmap_obstack_free): Likewise for bitmap_element *.
27588 * Makefile.in (bitmap.o-warn): Remove.
27590 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27592 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27594 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27595 Tobias Grosser <tobi.grosser@amd.com>
27597 * graphite.c (graphite_trans_scop_block): Do not block single
27600 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27602 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27603 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27604 test with assertion.
27606 2009-01-16 Richard Guenther <rguenther@suse.de>
27608 PR tree-optimization/38835
27609 PR middle-end/36227
27610 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27611 and INT + PTR -> (INT)(PTR p+ INT) folding.
27612 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27614 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27617 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27618 the subreg from a lowpart subreg if it is also casting the value.
27620 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27621 Tobias Grosser <tobi.grosser@amd.com>
27623 * graphite.c (compare_prefix_loops): New.
27624 (build_scop_canonical_schedules): Rewritten.
27625 (graphite_transform_loops): Move build_scop_canonical_schedules
27626 after build_scop_iteration_domain.
27628 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27629 Tobias Grosser <tobi.grosser@amd.com>
27631 * graphite.c (add_conditions_to_domain): Add the loops to
27632 the dimension of the iteration domain. Do copy the domain
27633 only when it exists.
27634 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27635 (add_conditions_to_constraints): New.
27636 (can_generate_code_stmt, can_generate_code): Removed.
27637 (gloog): Do not call can_generate_code.
27638 (graphite_transform_loops): Call add_conditions_to_constraints
27639 after building the iteration domain.
27641 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27643 PR tree-optimization/38789
27644 * tree-ssa-threadedge.c
27645 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27646 __builtin_constant_p.
27648 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27650 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27651 examined before deleting them.
27653 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27655 * function.c (aggregate_value_p): Correctly extract the function
27656 type from CALL_EXPR_FN lookup.
27658 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27660 * config/picochip/picochip.c (picochip_override_options): Revert
27661 CFI asm flag disable commited previously.
27663 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27664 Tobias Grosser <tobi.grosser@amd.com>
27665 Jan Sjodin <jan.sjodin@amd.com>
27667 * graphite.c (scan_tree_for_params): On substractions negate
27668 all the coefficients of the term.
27669 (clast_to_gcc_expression_red): New. Handle reduction expressions
27670 of more than two operands.
27671 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27672 (get_vdef_before_scop): Handle also the case of default definitions.
27674 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27676 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27677 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27678 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27680 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27681 Joey Ye <joey.ye@intel.com>
27683 PR middle-end/37843
27684 * cfgexpand.c (expand_stack_alignment): Don't update stack
27685 boundary nor check incoming stack boundary here.
27686 (gimple_expand_cfg): Update stack boundary and check incoming
27687 stack boundary here.
27689 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27691 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27693 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27695 PR rtl-optimization/38245
27696 * calls.c (expand_call): Add stack arguments to
27697 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27698 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27699 in regs and partially in memory or BLKmode arguments.
27700 (emit_library_call_value_1): Add stack arguments to
27701 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27702 ACCUMULATE_OUTGOING_ARGS).
27703 * dce.c: Include tm_p.h.
27704 (find_call_stack_args): New function.
27705 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27707 (mark_insn): Call find_call_stack_args for CALL_Ps.
27708 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27709 forwards. Allocate and free arg_stores bitmap if needed, pass it
27710 down to deletable_insn_p, don't mark stores set in arg_stores
27711 bitmap, clear the bitmap at the beginning of each bb.
27712 * Makefile.in (dce.o): Depend on $(TM_P_H).
27714 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27717 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27718 to make sure the insn is a conditional test (bug 22599). Reformat a
27721 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27723 PR middle-end/38431
27724 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27725 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27726 (gloog): Do not call cleanup_tree_cfg.
27727 (graphite_transform_loops): Call cleanup_tree_cfg after all
27728 scops have been code generated.
27730 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27731 * doc/gty.texi (Invoking the garbage collector): Added new node
27732 and section documenting ggc_collect.
27734 2009-01-14 Richard Guenther <rguenther@suse.de>
27736 PR tree-optimization/38826
27737 PR middle-end/38477
27738 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27739 initialization notes only if we actually emitted a warning.
27740 (intra_create_variable_infos): Add constraints for a result decl
27741 that is passed by hidden reference.
27742 (build_pred_graph): Mark all related variables non-direct on
27745 2009-01-14 Nick Clifton <nickc@redhat.com>
27747 * ira-conflicts.c: Include addresses.h for the definition of
27749 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27750 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27752 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27755 * Makefile.in (ira-lives.o): Add except.h.
27757 * ira-lives.c: Include except.h.
27758 (process_bb_node_lives): Process can_throw_internal.
27760 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27762 PR rtl-optimization/38774
27763 * combine.c (simplify_set): When undoing cc_use change, don't do
27764 PUT_CODE on the newly created comparison, but instead put back the
27767 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27769 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27770 values. Remove duplicate arm8 entry.
27772 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27774 PR tree-optimization/38786
27775 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27776 the SSA_NAME case of expand_scalar_variables_expr.
27777 Set the type of an expression to the type of its assign statement.
27778 (expand_scalar_variables_expr): Also gather the scalar computation
27779 used to index the memory access. Do not pass loop_p.
27780 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27781 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27782 the gimple_stmt_iterator where it inserts new code.
27783 Do not pass loop_p.
27784 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27785 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27787 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27789 * graphite.h (debug_value): Removed.
27790 * graphite.c (debug_value): Removed.
27792 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27794 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27795 ldrd/strd with two 32-bit instructions.
27797 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27799 * config/arm/arm.c (struct processors): Pass for speed down into
27800 cost helper functions.
27801 (const_ok_for_op): Handle COMPARE and inequality nodes.
27802 (arm_rtx_costs_1): Rewrite.
27803 (arm_size_rtx_costs): Update prototype.
27804 (arm_rtx_costs): Pass speed down to helper functions.
27805 (arm_slowmul_rtx_costs): Rework cost calculations.
27806 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27807 (arm_9e_rtx_costs): Likewise.
27809 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27811 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27812 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27813 (alpha_legitimize_address): Do not split local symbols wider than
27814 UNITS_PER_WORD into HIGH/LO_SUM parts.
27816 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27819 * gcc.c (process_command): Replace call to execvp with calls
27820 to pex_one and exit.
27822 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27825 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27826 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27827 variant for devices with 3-byte PC.
27828 (__tablejump_elpm__): New.
27830 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27833 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27834 offsetof member-designator, handle it as `[0].'.
27836 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27838 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27839 function when not using named sections on targets with named sections
27840 if branch distance is less than 262132.
27842 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27844 * combine.c (combine_instructions): Recompute
27845 optimize_this_for_speed_p for each BB in the main combine loop.
27847 2009-01-12 Tomas Bily <tbily@suse.cz>
27850 * tree-loop-distribution.c (prop_phis): New function.
27851 (generate_builtin): Call prop_phis.
27853 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27855 PR tree-optimization/38807
27856 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27857 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27859 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27861 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27862 subreg of op0 to the original op0.
27864 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27866 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27868 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27871 * mips-tfile.c (parse_def): Fix parsing of def strings
27872 starting with digits.
27874 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27877 * config/arm/arm.c (arm_is_long_call_p): Don't call
27878 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27880 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27882 * regrename.c (regrename_optimize): Fix dumping.
27883 (find_oldest_value_reg): Preserve REG_POINTER.
27884 (copy_hardreg_forward_1): Likewise.
27886 2009-01-09 Diego Novillo <dnovillo@google.com>
27888 * gimple.h (struct gimple_statement_base) <uid>: Document
27889 the restrictions on its use.
27890 (gimple_uid): Tidy.
27891 (gimple_set_uid): Tidy.
27893 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27895 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27896 zero guard even if align_bytes != 0 and count is smaller than
27899 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27901 PR rtl-optimization/38495
27902 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27903 (add_range_and_copies_from_move_list): Print all added ranges.
27904 Add ranges to memory optimized destination.
27906 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27910 * config/i386/i386.c (override_options): Reject
27911 -mstringop-strategy=rep_8byte with -m32.
27912 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27913 to 1. Do count comparison against epilogue_size_needed at compile
27914 time even when count_exp was constant forced into register. For
27915 size_needed don't jump to epilogue, instead just avoid aligning
27916 and invoke the body algorithm. If need_zero_guard, add zero guard
27917 even if count is non-zero, but smaller than size_needed + number of
27918 bytes that could be stored for alignment.
27919 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27920 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27921 but smaller than size_needed + number of bytes that could be stored
27922 for alignment. Compare size_needed with epilogue_size_needed instead
27923 of desired_align - align, don't adjust size_needed, pass
27924 epilogue_size_needed to the epilogue expanders.
27927 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27929 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27931 * pa.c (last_address): Change to unsigned.
27932 (update_total_code_bytes): Change argument to unsigned. Don't
27933 check if insn addresses are set.
27934 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27935 addresses are not set.
27936 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27938 2009-01-09 Nick Clifton <nickc@redhat.com>
27940 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27941 DECL_DECLARED_INLINE_P.
27943 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27945 PR middle-end/38347
27946 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27947 GET_MODE (op0) in operand_subword_force calls.
27949 PR middle-end/38771
27950 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27951 fold_convert arg0 operands to TREE_TYPE (op0) first.
27953 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27955 * params.def (ira-max-conflict-table-size): Decrease default value
27958 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27960 PR tree-optimization/37031
27961 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27963 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27964 allocate it using gc instead of heap, use VEC_quick_push instead of
27966 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27967 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27968 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27969 allocated vector from heap allocated.
27970 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27971 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27972 vector only after perfect_loop_nest_depth call.
27974 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27975 Jan Sjodin <jan.sjodin@amd.com>
27977 PR tree-optimization/38559
27978 * graphite.c (debug_value, copy_constraint,
27979 swap_constraint_variables, scale_constraint_variable, ): New.
27980 (get_lower_bound, get_upper_bound): Removed.
27981 (graphite_trans_bb_strip_mine): Clean up this code that works
27982 only for constant number of iterations. Fully copy upper and
27983 lower bound constraints, not only the constant part of them.
27984 * graphite.h (debug_value): Declared.
27986 2009-01-08 Ira Rosen <irar@il.ibm.com>
27988 PR tree-optimization/37194
27989 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27990 Don't add the cost of cost model guard in prologue to scalar
27991 outside cost in case of known number of iterations.
27993 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27994 Alan Modra <amodra@bigpond.net.au>
27996 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27997 non-word-aligned REG+CONST addressing.
27999 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28002 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28003 free_after_compilation when outputting a thunk.
28004 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28005 Do not call free_after_compilation here.
28007 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28009 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28010 (ix86_valid_target_attribute_inner_p): Ditto.
28012 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28014 PR tree-optimization/38492
28015 PR tree-optimization/38498
28016 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28017 * tree-chrec.h (scev_is_linear_expression): Declared.
28018 * graphite.c (graphite_cannot_represent_loop_niter): New.
28019 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28020 (graphite_loop_normal_form): Use gcc_assert.
28021 (scan_tree_for_params): Use CASE_CONVERT.
28022 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28023 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28024 Use gcc_assert. Discard scops that contain unhandled cases.
28025 (build_scop_conditions): Return a boolean status for unhandled cases.
28026 (strip_mine_profitable_p): Print the loop number, not its depth.
28027 (is_interchange_valid): Pass the depth of the loop nest, don't
28028 recompute it wrongly.
28029 (graphite_trans_bb_block): Same.
28030 (graphite_trans_bb_block): Print tentative of loop blocking.
28031 (graphite_trans_scop_block): Do not print that the loop has been
28033 (graphite_transform_loops): Do not handle scops that contain condition
28036 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28038 AVX Programming Reference (December, 2008)
28039 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28040 (_mm256_stream_pd): Likewise.
28041 (_mm256_stream_ps): Likewise.
28043 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28044 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28045 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28046 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28047 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28048 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28049 (ix86_expand_special_args_builtin): Likewise.
28051 * config/i386/sse.md (AVXMODEDI): New.
28052 (avx_movnt<mode>): Likewise.
28053 (avx_movnt<mode>): Likewise.
28054 (<sse>_movnt<mode>): Remove AVX support.
28055 (sse2_movntv2di): Likewise.
28057 2009-01-07 Richard Guenther <rguenther@suse.de>
28059 PR middle-end/38751
28060 * fold-const.c (extract_muldiv): Remove obsolete comment.
28061 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28062 to PLUS_EXPR canonicalization for the canonicalization.
28064 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28066 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28067 hosted cross-compilers generating less efficient code.
28069 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28071 * function.h (rtl_data): Add a dbr_scheduled_p field.
28072 * reorg.c (dbr_schedule): Set it.
28073 (gate_handle_delay_slots): Check it.
28074 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28075 (mips_reorg): Check flag_delayed_branch instead of
28076 mips_base_delayed_branch.
28077 (mips_override_options): Don't set mips_base_delayed_branch
28078 or flag_delayed_branch.
28080 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28082 PR rtl-optimization/38426.
28083 * ira.c (ira): Set current_function_is_leaf earlier.
28085 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28087 PR rtl-optimization/38722
28088 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28089 too early, only set a flag and modify after last possible
28092 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28095 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28096 * real.c (decimal_single_format): Correct values of emin and emax.
28097 (decimal_double_format): Ditto.
28098 (decimal_quad_format): Ditto.
28099 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28100 computation of DECnn_MIN and DECnn_MAX for corrected values of
28101 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28102 __DECnn_MIN__, and adjust its computation for the corrected value
28105 2009-01-06 Jan Hubicka <jh@suse.cz>
28108 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28110 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28112 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28113 Add Robert Clark to the list of testers.
28115 2009-01-06 Jan Hubicka <jh@suse.cz>
28116 Kai Tietz <kai.tietz@onevision.com>
28118 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28119 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28121 2009-01-06 Jan Hubicka <jh@suse.cz>
28122 Kai Tietz <kai.tietz@onevision.com>
28124 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28126 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28127 (ix86_nsaved_regs): Count only general purpose regs.
28128 (ix86_nsaved_sseregs): New.
28129 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28130 to 16 for w64; compute padding and size of sse reg save area.
28131 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28132 general purpose regs.
28133 (ix86_emit_save_sse_regs_using_mov): New.
28134 (ix86_expand_prologue): Save SSE regs if needed.
28135 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28136 (ix86_emit_restore_sse_regs_using_mov): New.
28137 (ix86_expand_epilogue): Save SSE regs if needed.
28139 2009-01-06 Jan Hubicka <jh@suse.cz>
28140 Kai Tietz <kai.tietz@onevision.com>
28142 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28143 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28144 functions when accumulate outgoing args is off.
28146 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28149 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28150 before using pseudos_have_intersected_live_ranges_p.
28152 * ira-int.h (ira_assert): Always define.
28154 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28156 AVX Programming Reference (December, 2008)
28157 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28158 (_mm256_permute2_pd): Likewise.
28159 (_mm_permute2_ps): Likewise.
28160 (_mm256_permute2_ps): Likewise.
28161 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28162 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28164 * config/i386/i386.c (ix86_builtins): Remove
28165 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28166 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28167 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28168 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28169 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28170 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28171 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28172 __builtin_ia32_vpermil2ps256.
28173 (ix86_init_mmx_sse_builtins): Updated.
28174 (ix86_expand_args_builtin): Likewise.
28176 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28178 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28179 long absolute calls when generating PA 2.0 code.
28181 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28183 PR rtl-optimization/38583
28184 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28186 * params.def (ira-max-conflict-table-size): New.
28188 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28190 * ira.h (ira_conflicts_p): New external definition.
28192 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28193 table. Report this. Return result of building.
28194 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28195 building conflict table.
28197 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28198 (ira_color): Use ira_conflicts_p.
28200 * global.c: Include ira.h.
28201 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28204 * Makefile.in (global.o): Add ira.h.
28206 * ira-build.c (mark_all_loops_for_removal,
28207 propagate_some_info_from_allocno): New.
28208 (remove_unnecessary_allocnos): Call
28209 propagate_some_info_from_allocno.
28210 (remove_low_level_allocnos): New.
28211 (remove_unnecessary_regions): Add parameter. Call
28212 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28213 parameter to remove_unnecessary_regions.
28214 (ira_build): Remove all regions but root if the conflict table was
28215 not built. Update conflict hard regs for allocnos crossing calls.
28217 * ira.c (ira_conflicts_p): New global.
28218 (ira): Define and use ira_conflicts_p.
28220 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28221 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28222 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28224 2009-01-06 Ben Elliston <bje@au.ibm.com>
28226 * gengtype-lex.l (YY_NO_INPUT): Define.
28228 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28231 * c-common.c (handle_vector_size_attribute): Also reject
28232 BOOLEAN_TYPE types.
28234 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28236 PR tree-optimization/38492
28237 * graphite.c (rename_map_elt, debug_rename_elt,
28238 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28239 rename_map_elt_info, eq_rename_map_elts,
28240 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28241 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28242 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28243 (sese_build_livein_liveouts): New.
28244 (new_sese, free_sese): New.
28245 (new_scop): Call new_sese.
28246 (free_scop): Call free_sese.
28247 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28248 (register_old_new_names): Renamed register_old_and_new_names.
28249 (register_scop_liveout_renames, add_loop_exit_phis,
28250 insert_loop_close_phis, struct igp,
28251 default_liveout_before_guard, add_guard_exit_phis,
28252 insert_guard_phis, copy_renames): New.
28253 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28254 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28255 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28256 (scop_adjust_phis_for_liveouts): New.
28257 (gloog): Call scop_adjust_phis_for_liveouts.
28259 * graphite.h (struct sese): Documented. Added fields liveout,
28260 num_ver and livein.
28261 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28262 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28263 (struct scop): Added field liveout_renames.
28264 (SCOP_LIVEOUT_RENAMES): New.
28266 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28268 PR tree-optimization/38510
28269 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28270 (translate_clast): Call recompute_all_dominators before
28272 (gloog): Call recompute_all_dominators before graphite_verify.
28274 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28275 Jan Sjodin <jan.sjodin@amd.com>
28277 PR tree-optimization/38500
28278 * graphite.c (create_sese_edges): Call fix_loop_structure after
28281 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28283 * config.gcc: Add m32r*-*-rtems*.
28284 * config/m32r/rtems.h: New file.
28286 2009-01-05 Ben Elliston <bje@au.ibm.com>
28288 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28289 (.po.pox): Likewise.
28290 (po/gcc.pot): Likewise.
28292 2009-01-04 David S. Miller <davem@davemloft.net>
28294 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28295 (STARTING_FRAME_OFFSET): Always set to zero.
28297 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28299 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28300 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28301 fixed-point types, and vectors of the same.
28303 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28305 * config/mips/sync.md (*mb_barrier): Rename to...
28306 (*memory_barrier): ...this.
28308 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28310 * doc/extend.texi (Function Attributes): Move @cindex after @item
28311 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28312 and put in alphabetical order. Fix 'target' name and put in order.
28313 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28316 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28318 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28319 (memory_barrier): Expand as unspec instead of unspec_volatile.
28320 Remove mem:BLK from insn operands. Use Pmode scratch register.
28321 (*memory_barrier): Define as unspec instead of unspec_volatile.
28322 Use (match_dup 0) as input operand.
28324 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28325 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28326 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28327 scratch register. Remove operand 1.
28328 (*stbar): Define as unspec instead of unspec_volatile.
28329 Use (match_dup 0) as input operand, remove (const_int 8).
28330 (*membar): Define as unspec instead of unspec_volatile.
28331 Use (match_dup 0) as input operand, remove input operand 2.
28333 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28334 (memory_barrier): Expand as unspec instead of unspec_volatile.
28335 Remove mem:BLK from insn operands. Use Pmode scratch register.
28336 (*memory_barrier): Define as unspec instead of unspec_volatile.
28337 Use (match_dup 0) as input operand.
28339 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28340 Remove mem:BLK from insn operands. Use Pmode scratch register.
28341 Set volatile flag on operand 0.
28342 (*memory_barrier): New insn pattern.
28344 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28346 (*memory_barrier): Use (match_dup 0) as input operand.
28348 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28349 Remove mem:BLK from insn operands. Use Pmode scratch register.
28350 Set volatile flag on operand 0.
28351 (*mb_internal): New insn pattern.
28353 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28355 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28357 PR middle-end/38586
28358 * function.c (struct temp_slot): Move to the section of the file
28359 that deals with temp slots. Remove field 'address'.
28360 (temp_slot_address_table): New hash table of address -> temp slot.
28361 (struct temp_slot_address_entry): New struct, items for the table.
28362 (temp_slot_address_compute_hash, temp_slot_address_hash,
28363 temp_slot_address_eq, insert_temp_slot_address): Support functions
28365 (find_temp_slot_from_address): Rewrite to use the new hash table.
28366 (remove_unused_temp_slot_addresses): Remove addresses of temp
28367 slots that have been made available.
28368 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28369 worker function for remove_unused_temp_slot_addresses.
28370 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28371 Add the temp slot address to the address -> temp slot map.
28372 (update_temp_slot_address): Update via insert_temp_slot_address.
28373 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28374 (pop_temp_slots): Likewise.
28375 (init_temp_slots): Allocate the address -> temp slot map, or empty
28376 the map if it is already allocated.
28377 (prepare_function_start): Initialize temp slot processing.
28379 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28381 PR middle-end/38584
28382 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28383 Calculate the size of all stack vars assuming no packing of stack
28384 vars will happen, replacing a quadratic algorithm with a linear one.
28386 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28389 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28392 2009-01-03 Diego Novillo <dnovillo@google.com>
28394 * doc/contrib.texi: Update contributions.
28396 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28399 * builtins.c (fold_builtin_memory_op): Give up if either operand
28400 is volatile. Set srctype or desttype to non-qualified version
28404 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28405 and FUNCTION_DECLs.
28407 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28409 PR rtl-optimization/35805
28410 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28411 problem if fast dce is able to remove any instructions.
28412 * dce.c (dce_process_block): Fix dump message.
28414 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28417 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28419 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28421 PR middle-end/38690
28422 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28423 * tree-pretty-print.c (op_code_prio): New function.
28424 (op_prio): No longer static. Use op_code_prio.
28425 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28426 Use op_prio and op_code_prio to determine if () should be
28427 printed around operand(s) or not.
28429 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28430 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28431 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28432 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28433 pp_character instead of pp_string for single letter printing.
28435 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28437 * doc/extend.texi: Fix '#pragma GCC option' typo.
28439 2009-01-02 Richard Guenther <rguenther@suse.de>
28441 * doc/install.texi (--enable-checking): Mention different
28442 default for stage1.
28443 (--enable-stage1-checking): Document.
28445 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28447 PR middle-end/30142
28448 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28449 case to be an error.
28451 2009-01-02 Ben Elliston <bje@au.ibm.com>
28453 * config/fp-bit.h (pack_d): Constify argument.
28454 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28455 (isnan): Constify argument.
28457 (iszero): Likewise.
28458 (pack_d): Likewise.
28459 (_fpadd_parts): Constify return type.
28460 (_fpmul_parts): Likewise.
28461 (_fpdiv_parts): Likewise.
28463 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28466 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28467 warn about overwriting initializer with side-effects or
28468 -Woverride-init if !IMPLICIT.
28469 (output_init_element): Likewise. Pass IMPLICIT down to
28471 (process_init_element): Add IMPLICIT argument. Pass it down
28472 to output_init_element.
28473 (push_init_element, pop_init_level, set_designator): Adjust
28474 process_init_element callers.
28475 (set_nonincremental_init, set_nonincremental_init_from_string):
28476 Adjust add_pending_init callers.
28477 (output_pending_init_elements): Adjust output_init_element callers.
28478 * c-tree.h (process_init_element): Adjust prototype.
28479 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28480 process_init_element callers.
28483 Copyright (C) 2009 Free Software Foundation, Inc.
28485 Copying and distribution of this file, with or without modification,
28486 are permitted in any medium without royalty provided the copyright
28487 notice and this notice are preserved.