1 2009-10-09 Richard Guenther <rguenther@suse.de>
4 * target-def.h (TARGET_BUILTIN_DECL): Define.
5 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
6 * target.h (struct gcc_target): Add builtin_decl target hook.
7 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
8 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
10 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
12 (lto_output_builtin_tree): Sorry if the target does not support
13 streaming target builtins.
14 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
15 (rs6000_builtin_decl): New function.
16 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
17 (ix86_builtin_decl): New function.
19 2009-10-09 Jakub Jelinek <jakub@redhat.com>
22 * c-ppoutput.c (do_line_change): New function.
23 (cb_line_change): Use it.
24 (scan_translation_unit): Call do_line_change if
25 avoid_paste or PREV_WHITE and token location is on a different line
29 * dwarf2out.c (dwarf2out_init): Test whether
30 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
33 PR rtl-optimization/41646
34 * calls.c (expand_call): For BLKmode types returned in registers
35 avoid likely spilled hard regs in copy_blkmode_from_reg generated
38 2009-10-09 Richard Guenther <rguenther@suse.de>
40 PR tree-optimization/41634
41 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
42 we remove the correct elements.
43 (optimize_stmt): Make sure to update stmt operands before
44 optimizing redundancies.
46 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
48 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
50 2009-10-09 Richard Guenther <rguenther@suse.de>
53 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
55 (lto_wrapper_exit): New function.
57 (fatal_perror): Likewise.
58 (fork_execute): Use global args_name, do not free it.
59 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
60 * lto-streamer.h: Remove duplicate prototypes.
62 2009-10-09 Richard Guenther <rguenther@suse.de>
64 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
65 before calling stmt_can_throw_external.
67 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
69 PR tree-optimization/40071
70 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
71 pointer if the original data reference doesn't conflict with the
72 created vector data reference. Fix long line.
74 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
76 * config/i386/i386.md (any_div): New code iterator.
77 (u): Handle div and udiv.
79 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
81 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
82 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
83 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
84 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
86 2009-10-08 Joseph Myers <joseph@codesourcery.com>
88 * gcc.c (main): Remove trailing "." from diagnostics.
90 2009-10-08 Cary Coutant <ccoutant@google.com>
92 Add support for debugging with ICF (Identical Code Folding).
93 * calls.c (debug.h): New #include.
94 (emit_call_1): Call virtual_call_token debug hook.
95 * common.opt (-fenable-icf-debug): New option.
96 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
97 locations in the source).
98 (poc_label_num): New variable.
99 (dcall_entry, vcall_entry): New typedefs.
100 (dcall_table, vcall_table): New variables.
101 (struct vcall_insn): New type.
102 (vcall_insn_table): New variable.
103 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
104 (size_of_dcall_table): New function.
105 (output_dcall_table): New function.
106 (size_of_vcall_table): New function.
107 (output_vcall_table): New function.
108 (dwarf2out_direct_call): New function.
109 (vcall_insn_table_hash): New function.
110 (vcall_insn_table_eq): New function.
111 (dwarf2out_virtual_call_token): New function.
112 (dwarf2out_virtual_call): New function.
113 (dwarf2out_init): Allocate new tables and sections.
114 (prune_unused_types): Mark DIEs referenced from direct call table.
115 (dwarf2out_finish): Output direct and virtual call tables.
116 * final.c (final_scan_insn): Call direct_call and virtual_call
118 * debug.h (struct gcc_debug_hooks): Add direct_call,
119 virtual_call_token, virtual_call hooks.
120 (debug_nothing_uid): New function.
121 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
122 (debug_nothing_uid): New function.
123 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
124 (xcoff_debug_hooks): Likewise.
125 * sdbout.c (sdb_debug_hooks): Likewise.
126 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
127 * doc/invoke.texi (-fenable-icf-debug): New option.
129 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
132 * regmove.c (regmove_backward_pass): Replace src with dst in the
133 debug insn, and check for dst before rather than after.
135 2009-10-08 Janis Johnson <janis187@us.ibm.com>
137 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
138 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
140 2009-10-08 Jan Hubicka <jh@suse.cz>
143 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
144 do not mark cgraph nodes as needed.
145 (record_references_in_initializer): Add new only_vars parameter.
146 * cgraph.h (record_references_in_initializer): New parameter.
147 * varasm.c (assemble_variable): Update call.
148 * varpool.c (varpool_analyze_pending_decls): Always look for
151 2009-10-08 Anatoly Sokolov <aesok@post.ru>
153 * config/avr/avr.c (last_insn_address) Remove variable.
154 (expand_prologue): Don't initialise last_insn_address variable.
155 (final_prescan_insn): Don't output insn size.
156 * config/avr/avr.opt (msize): Remove switch.
157 * doc/invoke.texi (AVR Options): Remove documentation of -msize
160 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
162 * combine.c (label_tick_ebb_start): Fix comment.
163 (combine_instructions): Set label_tick and label_tick_ebb_start before
164 calling setup_incoming_promotions. Start them from 1. Increment
165 label_tick instead of deriving it from the BB index. Rather than
166 comparing ticks use the block from the previous iteration to decide
167 whether to start a new EBB. Remove empty lines before function.
169 2009-10-08 Michael Matz <matz@suse.de>
172 * builtins.c (fold_builtin_isascii): Use fold_build2.
173 (fold_builtin_isdigit): Ditto.
174 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
175 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
176 remove_useless_stmts_cond, remove_useless_stmts_tf,
177 remove_useless_stmts_tc, remove_useless_stmts_bind,
178 remove_useless_stmts_goto, remove_useless_stmts_label,
179 remove_useless_stmts_1, remove_useless_stmts,
180 pass_remove_useless_stmts): Remove.
181 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
182 * passes.c (init_optimization_passes): Don't add
183 pass_remove_useless_stmts.
184 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
185 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
187 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
188 for static constants.
189 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
190 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
192 2009-10-08 Richard Guenther <rguenther@suse.de>
194 * gimple.c (free_gimple_type_tables): New function.
195 * gimple.h (free_gimple_type_tables): Declare.
197 2009-10-07 Mark Heffernan <meheff@google.com>
199 * ipa-prop.c (ipa_print_node_params) Only print
200 names of named arguments.
202 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
204 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
205 being statically linked.
207 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
209 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
211 2009-10-08 Jan Hubicka <jh@suse.cz>
214 * ipa.c (cgraph_externally_visible_p,
215 function_and_variable_visibility,
216 whole_program_function_and_variable_visibility): Skip non-finalized
219 2009-10-08 Nick Clifton <nickc@redhat.com>
221 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
224 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
227 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
229 2009-10-07 Joseph Myers <joseph@codesourcery.com>
232 * c-common.c (c_fully_fold_internal): Strip nops from the result
233 of recursive calls to c_fully_fold_internal.
234 (c_wrap_maybe_const): New.
235 (c_save_expr): Use c_wrap_maybe_const.
236 * c-common.h (c_wrap_maybe_const): Declare.
237 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
238 build_binary_op): Use c_wrap_maybe_const.
240 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
242 * real.c: Fix comment to reflect actual exponent size.
244 2009-10-08 Ben Elliston <bje@au.ibm.com>
246 * config/rs6000/a2.md: Add FSF comment header.
248 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
250 * config/i386/i386.md (any_extend): New code iterator.
251 (u, s): New code attributes.
253 (DWIH): Rewrite as code iterator for SI and DI modes.
254 (DWI): Rewrite as mode attribute.
255 (dwi): New mode attribute.
256 (di): Depend on SI mode and DI mode.
257 (doubleint_general_operand): Remove mode attribute.
259 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
262 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
263 (*sub<mode>3_doubleword): Ditto.
265 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
266 using SWIM248 mode iterator.
267 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
268 using SWI48 mode iterator.
269 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
270 patterns using DWIH mode iterator and any_extend code iterator.
271 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
272 using any_extend code iterator.
273 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
274 patterns using DWIH mode iterator and any_extend code iterator.
275 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
276 using any_extend code iterator.
277 (<s>mul<mode>3_highpart): Macroize expander from
278 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
279 and any_extend code iterator.
280 (*<s>muldi3_highpart_1): Macroize insn from
281 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
282 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
283 patterns using any_extend code iterator.
284 (*<s>mulsi3_highpart_zext): Macroize insn from
285 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
287 2009-10-07 Jakub Jelinek <jakub@redhat.com>
289 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
290 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
291 refering to a DIE with DW_AT_const_value.
293 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
296 * ira-lives.c (check_and_make_def_conflict): Process all operands.
298 2009-10-06 Jan Hubicka <jh@suse.cz>
300 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
303 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
305 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
306 *lea_2_rex64): Move before *add<mode>_1 pattern.
308 2009-10-07 Jan Hubicka <jh@suse.cz>
310 * collect2.c (main): Add -fno-whole-program.
311 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
313 2009-10-07 Jan Hubicka <jh@suse.cz>
315 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
316 has no address taken.
317 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
319 (cgraph_clone_node): Clear externally_visible flag for clones.
320 * cgraph.h (cgraph_only_called_directly_p,
321 cgraph_can_remove_if_no_direct_calls_p): New predicates.
322 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
323 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
324 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
325 ipcp_insert_stage): Likwise.
326 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
327 externally_visible flag.
328 (verify_cgraph_node): Verify that inline clones look right.
329 (process_function_and_variable_attributes): Do not set
330 externally_visible flags.
331 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
333 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
335 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
336 clear externally_visible when turning into inline clones
337 (cgraph_mark_inline_edge): Use new predicates.
338 (cgraph_estimate_growth): Likewise.
339 (cgraph_decide_inlining): Likewise.
340 * ipa.c (cgraph_postorder): Likewise.
341 (cgraph_remove_unreachable_nodes): Likewise; sanity check
342 that inline clones are not needed.
343 (cgraph_externally_visible_p): New predicate.
344 (function_and_variable_visibility): Add whole_program parameter;
345 always set externally_visible flag; handle COMDAT function
347 (local_function_and_variable_visibility): New function.
348 (gate_whole_program_function_and_variable_visibility): New function.
349 (whole_program_function_and_variable_visibility): New function.
350 (pass_ipa_whole_program_visibility): New function.
351 * passes.c (init_optimization_passes): Add whole program visibility
353 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
354 not care about needed/reachable flags.
355 * varpool.c: Include flags.h
356 (decide_is_variable_needed): When doing LTO assume whole-program mode.
357 (varpool_finalize_decl): When we are in LTO read-back, all variables
359 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
361 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
363 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
366 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
368 * config.gcc: Don't include the makefile fragments intended for
370 * config/s390/fixdfdi.h: File removed.
371 * config/s390/libgcc-glibc.ver: File removed.
372 * config/s390/s390.h: Remove the fixdfdi.h hack.
373 * config/s390/t-crtstuff: File moved to libgcc dir.
374 * config/s390/t-linux: Likewise.
375 * config/s390/t-tpf: libgcc specific parts removed.
376 * config/s390/t-linux64: Likewise.
378 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
380 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
381 (lto-compress.o): Likewise.
383 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
386 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
387 dllexport to class members here.
388 (i386_pe_determine_dllimport_p): Only check static class data for
390 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
391 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
392 functions for vague linkage.
393 (i386_pe_type_dllexport_p): Fix formatting.
394 (maybe_add_dllexport) New function.
395 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
398 2009-10-07 Ben Elliston <bje@au.ibm.com>
400 * config/rs6000/a2.md: Remove duplicated lines.
402 2009-10-07 Ben Elliston <bje@au.ibm.com>
404 * config.gcc (powerpc*-*-*): Handle a2.
405 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
406 * config/rs6000/a2.md: New file.
407 * config/rs6000/rs6000.opt (mno-update): New.
408 (mupdate): Return to using a mask, not a var.
409 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
410 (enum processor_type): Add PROCESSOR_PPCA2.
411 * config/rs6000/rs6000.c (ppca2_cost): New costs.
412 (rs6000_override_options): Add "a2" to processor_target_table.
413 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
414 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
416 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
418 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
419 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
420 reference to nonexistent gen_truncxfxf2 function.
422 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
424 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
425 (DWIH, g, di, doubleint_general_operand): New mode attributes.
426 (general_operand): Handle TI mode.
427 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
428 using SDWIM mode iterator.
429 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
430 pattern from *add{di,ti}3_1 patterns and corresponding splitters
431 using DWI mode iterator.
432 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
433 patterns using SWI mode iterator.
434 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
435 using SWI48 mode iterator.
436 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
437 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
438 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
439 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
440 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
441 using SDWIM mode iterator.
442 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
443 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
444 using DWI mode iterator.
445 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
446 patterns using SWI mode iterator.
447 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
448 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
449 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
450 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
451 patterns using plusminus code iterator.
452 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
453 sub<mode>3 patterns using plusminus code iterator.
454 * config/i386/i386.c (override_options): Update call to
455 gen_subdi_carry_rex64 for renamed function.
456 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
457 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
458 calls to instruction expanders.
460 2009-10-06 Martin Jambor <mjambor@suse.cz>
463 * opts.c (decode_options): Run IPA-SRA at -O2.
465 2009-10-06 Richard Guenther <rguenther@suse.de>
467 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
469 2009-10-06 Tobias Burnus <burnus@net-b.de>
472 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
473 -flto and -fwhole-program flags can be combined.
475 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
478 * gcc.c (process_command): Check that -o argument was specified.
480 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
482 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
484 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
486 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
487 * doc/invoke.texi (Warning Options): Annotate allowed languages
488 for -Wunsuffixed-float-constants.
490 2009-10-05 Jakub Jelinek <jakub@redhat.com>
492 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
493 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
494 same name and isn't the main variant.
497 * dwarf2out.c (loc_by_reference): Removed.
498 (dw_loc_list_1): New function.
499 (dw_loc_list): Remove toplev argument, add want_address argument.
500 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
501 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
502 want_address == 2 to dw_loc_list. For successful dw_loc_list
503 set have_address to 1 only if want_address is not 0.
505 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
507 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
508 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
509 a code block followed by two pointers.
510 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
511 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
512 (MIPS_MOVE): Likewise.
513 (MIPS_LUI): Likewise.
515 (MIPS_BAL): Likewise.
516 (MIPS_NOP): Likewise.
517 (mips_asm_trampoline_template): Delete.
518 (mips_trampoline_code_size): New function.
519 (mips_trampoline_init): Add shorter sequences for all cases
520 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
521 Calculate the opcodes directly, rather than copying from a template.
522 Only flush the code part of the trampoline.
523 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
525 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
527 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
528 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
529 (INCOMING_RETURN_ADDR_RTX): Likewise.
530 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
532 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
533 with RETURN_ADDR_REGNUM.
534 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
535 * config/mips/mips.c (mips16_build_call_stub): Replace
536 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
537 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
538 (mips_print_operand_punctuation): Likewise.
539 (mips_frame_set): Likewise.
540 (mips16e_output_save_restore): Likewise.
541 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
542 (mips_save_reg_p): Likewise.
543 (mips_return_addr): Likewise.
544 (mips_set_return_address): Likewise.
545 (mips_direct_save_slot_move_p): Likewise.
546 (mips_output_function_prologue): Likewise.
547 (mips_restore_reg): Likewise.
548 (mips_expand_epilogue): Likewise.
549 (mips_epilogue_uses): Likewise.
550 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
551 (*mov<mode>_ra): Use it instead of a hard-coded 31.
552 (clear_hazard_<mode>): Likewise.
553 (call_internal): Likewise.
554 (call_internal_direct): Likewise.
555 (call_direct_split): Likewise.
556 (call_value_internal): Likewise.
557 (call_value_split): Likewise.
558 (call_value_internal_direct): Likewise.
559 (call_value_direct_split): Likewise.
560 (call_value_multiple_internal): Likewise.
561 (call_value_multiple_split): Likewise.
563 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
564 Jakub Jelinek <jakub@redhat.com>
566 PR rtl-optimization/41511
567 * combine.c (record_value_for_reg): Pass explicit values as argument
568 to get_last_value_validate.
569 (get_last_value_validate): Document INSN parameter.
570 For non-readonly MEMs, assume they might have been modified if INSN
571 was in another basic block.
572 (get_last_value): Minor reformatting.
574 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
577 * final.c (asm_str_count): Split out from asm_insn_count.
578 * rtl.h (asm_str_count): New prototype.
579 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
582 2009-10-05 Sriraman Tallam <tmsriram@google.com>
584 * doc/plugins.texi: Change plugin_pass to register_pass_info.
586 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
587 Rafael Espindola <espindola@google.com>
589 * gengtype.c (write_types): Moved call to write_func_for_structure
592 2009-10-05 Richard Guenther <rguenther@suse.de>
595 * lto-cgraph.c (output_cgraph): Output toplevel asms.
596 (input_cgraph_1): Input toplevel asms.
598 2009-10-05 Richard Guenther <rguenther@suse.de>
601 * lto-symtab.c (lto_compatible_attributes_p): Remove.
602 (external_aggregate_decl_p): Likewise.
603 (lto_symtab_compatible): Re-structure. Remove dead code.
604 For variables ignore toplevel qualifiers when comparing types.
605 Issue warnings, not errors for mismatched user-alignment.
607 2009-10-05 Richard Guenther <rguenther@suse.de>
611 * lto-symtab.c (struct lto_symtab_base_def): Remove.
612 (struct lto_symtab_identifier_def): Likewise.
613 (struct lto_symtab_decl_def): Likewise.
614 (struct lto_symtab_entry_def): New.
615 (lto_symtab_identifier_t): Rename to ...
616 (lto_symtab_entry_t): ... this.
617 (lto_symtab_decls): Remove.
618 (lto_symtab_base_hash): Rename to ...
619 (lto_symtab_entry_hash): ... this.
620 (lto_symtab_base_eq): Rename to ...
621 (lto_symtab_entry_eq): ... this.
622 (lto_symtab_base_marked_p): Rename to ...
623 (lto_symtab_entry_marked_p): ... this.
624 (lto_symtab_identifier_marked_p): Remove.
625 (lto_symtab_decl_marked_p): Likewise.
626 (lto_symtab_maybe_init_hash_tables): Rename to ...
627 (lto_symtab_maybe_init_hash_table): ... this.
628 (lto_symtab_set_resolution_and_file_data): Remove.
629 (lto_symtab_register_decl): New function.
630 (lto_symtab_get_identifier): Remove.
631 (lto_symtab_get): New function.
632 (lto_symtab_get_resolution): Adjust.
633 (lto_symtab_get_identifier_decl): Remove.
634 (lto_symtab_set_identifier_decl): Likewise.
635 (lto_symtab_merge_decl): Rename to ...
636 (lto_symtab_merge): ... this. Rewrite.
637 (lto_symtab_merge_var): Remove.
638 (lto_symtab_merge_fn): Likewise.
639 (lto_symtab_prevailing_decl): Adjust.
640 (lto_cgraph_replace_node): New function.
641 (lto_symtab_merge_decls_2): Likewise.
642 (lto_symtab_merge_decls_1): Likewise.
643 (lto_symtab_fixup_var_decls): Likewise.
644 (lto_symtab_resolve_symbols): Likewise.
645 (lto_symtab_merge_decls): Likewise.
646 (lto_symtab_prevailing_decl): Adjust.
647 (lto_symtab_get_symtab_def): Remove.
648 (lto_symtab_get_file_data): Likewise.
649 (lto_symtab_clear_resolution): Adjust.
650 (lto_symtab_clear_resolution): Likewise.
651 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
652 (input_cgraph_1): Likewise.
653 * lto-streamer-in.c (get_resolution): Do not provide fake
654 symbol resolutions here.
655 (deferred_global_decls): Remove.
656 (lto_register_deferred_decls_in_symtab): Likewise.
657 (lto_register_var_decl_in_symtab): Change signature, register
658 variable via lto_symtab_register_decl.
659 (lto_register_function_decl_in_symtab): Likewise.
660 (lto_read_tree): Adjust.
661 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
662 (lto_symtab_merge_var): Likewise.
663 (lto_symtab_merge_fn): Likewise.
664 (lto_symtab_register_decl): Declare.
665 (lto_symtab_merge_decls): Likewise.
667 2009-10-05 Richard Guenther <rguenther@suse.de>
669 PR tree-optimization/23821
670 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
671 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
672 simple IV increments.
674 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
676 * config/arm/arm.c (arm_override_options): Really initialize
677 flag_dwarf2_cfi_asm to 0.
679 2009-10-05 Doug Kwan <dougkwan@google.com>
681 PR rtl-optimization/41574
682 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
683 floating point and we are not doing unsafe math optimizations.
685 2009-10-03 Simon Baldwin <simonb@google.com>
686 Cary Coutant <ccoutant@google.com>
687 Rafael Espindola <espindola@google.com>
688 Richard Guenther <rguenther@suse.de>
689 Jan Hubicka <jh@suse.cz>
690 Doug Kwan <dougkwan@google.com>
691 H.J. Lu <hongjiu.lu@intel.com>
692 Bill Maddox <maddox@google.com>
693 Ryan Mansfield <rmansfield@qnx.com>
694 Diego Novillo <dnovillo@google.com>
695 Ollie Wild <aaw@google.com>
696 Kenneth Zadeck <zadeck@naturalbridge.com>
698 * lto-cgraph.c: New file.
699 * lto-compress.c: New file.
700 * lto-compress.h: New file.
701 * lto-opts.c: New file.
702 * lto-section-in.c: New file.
703 * lto-section-out.c: New file.
704 * lto-streamer-in.c: New file.
705 * lto-streamer-out.c: New file.
706 * lto-streamer.c: New file.
707 * lto-streamer.h: New file.
708 * lto-symtab.c: New file.
709 * lto-wpa-fixup.c: New file.
710 * lto-wrapper.c: New file.
712 2009-10-03 Simon Baldwin <baldwin@google.com>
713 Ben Elliston <bje@au.ibm.com>
714 Rafael Espindola <espindola@google.com>
715 Nathan Froyd <froydnj@codesourcery.com>
716 Jan Hubicka <jh@suse.cz>
717 Doug Kwan <dougkwan@google.com>
718 Diego Novillo <dnovillo@google.com>
719 Kenneth Zadeck <zadeck@naturalbridge.com>
721 * Makefile.in (enable_lto): New.
722 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
723 (LINKER_PLUGIN_API_H): Define.
724 (LTO_SYMTAB_H): Define.
725 (LTO_STREAMER_H): Define.
726 (TREE_VECTORIZER_H): Define.
727 (INCLUDES): Add LIBELFINC.
728 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
729 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
730 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
731 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
732 (native): Add lto-wrapper$(exeext)
733 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
734 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
735 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
736 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
737 (varasm.o): Add dependency on tree-iterator.h.
738 (cgraph.o): Add dependency on cif-code.def.
739 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
740 (ipa-pure-const.o): Likewise.
741 (GTFILES): Add lto-symtab.c.
742 (install-lto-wrapper): New.
743 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
744 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
745 * config.in: Regenerate.
747 2009-10-03 Rafael Espindola <espindola@google.com>
748 Diego Novillo <dnovillo@google.com>
750 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
752 Call execute_ipa_summary_passes for all_regular_ipa_passes and
754 (cgraph_optimize): Make extern.
756 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
757 Kenneth Zadeck <zadeck@naturalbridge.com>
759 * toplev.c (in_lto_p): Declare.
760 * collect2.c (scan_prog_file): Read all the output when reading
762 (enum lto_mode_d): Declare.
764 2009-10-03 Richard Guenther <rguenther@suse.de>
765 Diego Novillo <dnovillo@google.com>
767 * gimple.c: Include target.h and alias.h.
768 (gimple_types): Declare.
769 (type_hash_cache): Declare.
770 (gimple_alloc_stat): Make extern.
771 (gimple_build_eh_must_not_throw): Call
772 gimple_eh_must_not_throw_set_fndecl.
773 (struct type_pair_d): Declare.
774 (type_pair_t): Declare.
775 (type_pair_hash): New.
777 (lookup_type_pair): New.
778 (gimple_force_type_merge): New.
779 (compare_type_names_p): New.
780 (compare_field_offset): New.
781 (gimple_types_compatible_p): New.
782 (struct sccs): Declare.
783 (next_dfs_num): Declare.
784 (iterative_hash_gimple_type): New.
786 (iterative_hash_type_name): New.
787 (iterative_hash_gimple_type): New.
788 (gimple_type_hash): New.
789 (gimple_type_eq): New.
790 (gimple_register_type): New.
791 (print_gimple_types_stats): New.
792 (gimple_signed_or_unsigned_type): New.
793 (gimple_unsigned_type): New.
794 (gimple_signed_type): New.
795 (gimple_get_alias_set): New.
796 (gimple_decl_printable_name): Do not use DMGL_TYPES.
797 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
798 (gimple_force_type_merge): Declare.
799 (gimple_types_compatible_p): Declare.
800 (gimple_register_type): Declare.
801 (print_gimple_types_stats): Declare.
802 (gimple_unsigned_type): Declare.
803 (gimple_signed_type): Declare.
804 (gimple_get_alias_set): Declare.
805 (gimple_eh_must_not_throw_set_fndecl): New.
807 2009-10-03 Jan Hubicka <jh@suse.cz>
808 Kenneth Zadeck <zadeck@naturalbridge.com>
810 * ipa-pure-const.c: Include lto-streamer.h.
811 (register_hooks): Factor out of ...
812 (generate_summary): ... here.
813 (pure_const_write_summary): New.
814 (pure_const_read_summary): New.
815 (pass_ipa_pure_const): Add pure_const_write_summary and
816 pure_const_read_summary.
817 * ipa-reference.c: Include lto-streamer.h.
818 (add_new_function): New.
819 (remove_node_data): New.
820 (duplicate_node_data): New.
821 (ipa_init): Guard against multiple calls.
822 Move hook setup from analyze_function.
823 (write_node_summary_p): New.
824 (ipa_reference_write_summary): New.
825 (ipa_reference_read_summary): New.
826 (pass_ipa_reference): Add ipa_reference_write_summary and
827 ipa_reference_read_summary.
828 * cgraph.h (cgraph_local_info): Add field lto_file_data.
829 (struct cgraph_edge): Add fields lto_stmt_uid and
830 call_stmt_cannot_inline_p.
831 (cgraph_optimize): Declare.
832 (cgraph_decide_is_function_needed): Declare.
833 (reset_inline_failed): Declare.
834 (enum LTO_cgraph_tags): Declare.
835 (LTO_cgraph_tag_names): Declare.
836 (LCC_NOT_FOUND): Define.
838 2009-10-03 Doug Kwan <dougkwan@google.com>
839 Rafael Espindola <espindola@google.com>
840 Jan Hubicka <jh@suse.cz>
841 Diego Novillo <dnovillo@google.com>
842 Kenneth Zadeck <zadeck@naturalbridge.com>
844 * passes.c (all_regular_ipa_passes): New.
845 (all_ipa_passes): Rename to all_small_ipa_passes.
846 (init_optimization_passes): Init all_regular_ipa_passes.
847 * tree-pass.h (all_regular_ipa_passes): New.
848 (all_ipa_passes): Rename to all_small_ipa_passes.
849 * passes.c (all_lto_gen_passes): New.
850 (init_optimization_passes): Initialize all_lto_gen_passes.
851 (execute_ipa_summary_passes): Make non-static.
852 (ipa_write_summaries_1): New.
853 (ipa_write_summaries_2): New.
854 (ipa_write_summaries): New.
855 (ipa_write_summaries_of_cgraph_node_set): New.
856 (ipa_read_summaries_1): New.
857 (ipa_read_summaries): New.
858 (execute_ipa_pass_list): Call cgraph_process_new_functions.
859 (execute_regular_ipa_pass_list): Remove.
860 (init_optimization_passes): Schedule
861 pass_rebuild_cgraph_edges and pass_early_inline outside
862 of pass_all_early_optimizations. Document reason.
863 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
864 pass_ipa_lto_finish_out): New pass.
865 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
866 (execute_all_ipa_transforms): New.
867 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
868 (dump_properties, debug_properties): New.
869 * tree-optimize.c (gate_all_early_local_passes): Return
870 false if we are in lto1.
871 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
872 * tree-pass.h (execute_all_ipa_transforms): Declare.
873 (pass_ipa_function_and_variable_visibility): Declare.
874 (pass_ipa_early_inline): Declare.
875 (pass_ipa_lto_gimple_out): Declare.
876 (pass_ipa_lto_wpa_fixup): Declare.
877 (pass_ipa_lto_finish_out): Declare.
878 (all_small_ipa_passes, all_regular_ipa_passes,
879 all_lto_gen_passes): Declare.
880 (execute_ipa_summary_passes): Declare.
881 (execute_all_ipa_transforms): Declare.
882 (ipa_write_summaries): Declare
883 (ipa_write_summaries_of_cgraph_node_set): Declare.
884 (ipa_read_summaries): Declare.
886 2009-10-03 Doug Kwan <dougkwan@google.com>
887 Ollie Wild <aaw@google.com>
889 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
891 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
892 (lto_mode): New variable.
893 (maybe_run_lto_and_relink): Handle the -fwpa option.
894 (main): Handle the -fwpa option.
895 (maybe_unlink_list): New function.
896 * gcc.c (link_lto_options): Replace -flto with -fwpa.
897 * common.opt (flto): New flag.
898 * toplev.c (flag_generate_lto): Declare.
900 2009-10-03 Simon Baldwin <simonb@google.com>
902 * common.opt (flto-compression-level): New flag.
904 * opts.c: Include lto-opts.h.
905 (handle_option): Call lto_register_user_option for each
906 valid option handled.
907 (decode_options): Clear registered options before the options
910 2009-10-03 Cary Coutant <ccoutant@google.com>
912 * collect2.c (is_elf): New function.
913 (scan_prog_file): Require LTO object to be in ELF format.
915 2009-10-03 Rafael Espindola <espindola@google.com>
917 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
918 libgcc to the linker.
920 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
922 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
923 (collect_execute): Add flags argument. Pass flags to pex_run. Update
925 * collect2.h (collect_execute): Add flags argument.
926 * tlink.c (tlink_execute): Update call to collect_execute.
927 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
928 (use_linker_plugin): New.
929 (use_linker_plugin_spec_function): New.
930 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
931 (linker_plugin_file_spec): New.
932 (lto_wrapper_spec): New.
934 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
935 (static_spec_functions): Add use-linker-plugin.
936 (process_command): Handle -use-linker-plugin.
937 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
938 linker_plugin_file_spec and lto_gcc_spec.
939 (use_linker_plugin_spec_function): New.
941 2009-10-03 Richard Guenther <rguenther@suse.de>
945 * tree.h (is_lang_specific): Include LANG_TYPE.
946 * tree.c (find_decls_types_r): Manually add interesting parts
947 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
949 * gimple.c (type_pair_hash): Make symmetric.
950 (type_pair_eq): Likewise.
951 (lookup_type_pair): Increase initial hashtable size.
952 (gimple_force_type_merge): Rely on type-pair symmetry.
953 (visit): Remove excessive checking code.
954 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
955 (gimple_register_type): Remove getenv calls, shrink initial
959 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
960 inline functions if not generating lto output.
963 * toplev.c (finalize): In WPA mode remove the asm file.
965 2009-10-03 Doug Kwan <dougkwan@google.com>
967 * ipa-inline.c (cgraph_mark_inline): Check
968 edge->call_stmt_cannot_inline_p instead of calling
969 gimple_call_cannot_inline_p.
970 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
971 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
972 (inline_generate_summary): Do nothing in LTRANS.
973 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
974 exists before calling gimple_call_cannot_inline_p.
975 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
976 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
977 Update new_edge->lto_stmt_uid.
978 * cgraphbuild.c (reset_inline_failed): New.
980 * common.opt (fwpa): New flag.
981 (fltrans): New option.
982 * gcc.c (gcc_lto_option_t): New type.
983 (current_lto_option): New variable.
984 (lto_single_spec_function): Remove and is replaced by ..
985 (lto_option_spec_function): New function.
986 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
987 passing the -flto flag.
988 (cc1_options): Separate non-LTO related parts into ..
989 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
990 (lto1_options): New spec for lto FE.
991 (link_lto_options): New spec for handling LTO flags in linker.
992 (invoke_lto_single): Re-format to fit in 80 column. Replace
993 lto-single with lto-option.
994 (static_specs): Add cc1_non_lto_options, lto1_options and
996 (static_spec_function): Replace lto-single with lto-option.
997 (process_command): Handle -flto, -fwpa and -fltran by setting
998 current_lto_option and not passing it to subprocess unconditionally.
1000 2009-10-03 Bill Maddox <maddox@google.com>
1002 Add `gcc' driver support for link-time code generation (LTO).
1004 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1005 (lto_flag, lto_objects, lto_o_file): New variables.
1006 (struct lto_object, struct lto_object_list): New structures.
1007 (collect_exit, handler): Remove LTO temporary output file on exit.
1008 (add_lto_object): New function.
1009 (maybe_run_lto_and_relink): New function. Perform link time code
1010 generation and relinking for object files containing LTO information.
1011 (main): Invoke maybe_run_lto_and_relink().
1012 (dump_argv): New function. For debugging, currently disabled.
1013 (scan_prog_file): Add LTO information pass.
1014 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1016 * toplev.c (compile_file): Emit assembler directive to create
1017 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1019 2009-10-03 Diego Novillo <dnovillo@google.com>
1021 * c.opt: Add LTO to warn_abi and warn_psabi.
1023 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1024 inline function. Ignore language-specific nodes. Update all users.
1025 (find_decls_types_r): Do not traverse the subtrees of
1026 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1027 * tree.h (is_lang_specific): New.
1028 * langhooks.h (struct lang_hooks_for_decls): Remove
1029 may_need_assembler_name_p. Update all users.
1031 * c-common.c (set_builtin_user_assembler_name): Move ...
1032 * builtins.c (set_builtin_user_assembler_name): ... here.
1033 (is_builtin_name): Add comment
1034 (is_builtin_fn): New.
1035 * except.c (output_ttype): Only call
1036 lookup_type_for_runtime if TYPE is not a runtime type.
1038 * passes.c (register_pass): Call position_pass on
1039 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1040 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1041 (TV_IPA_LTO_DECL_IO): Define.
1042 (TV_IPA_LTO_CGRAPH_IO): Define.
1044 (TV_WHOPR_WPA): Define.
1045 (TV_WHOPR_WPA_IO): Define.
1046 (TV_WHOPR_LTRANS): Define.
1047 (TV_WHOPR_WPA_FIXUP): Define.
1048 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1049 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1050 * tree-flow.h (tree_node_can_be_shared): Declare.
1051 * tree-inline.c (tree_can_inline_p): Check that E has a
1052 statement associated with it.
1053 * tree.c (free_lang_data_in_binf): Factor out of ...
1054 (free_lang_data_in_type): ... here.
1055 Call RECORD_OR_UNION_TYPE_P.
1056 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1057 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1058 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1059 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1060 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1061 (gate_free_lang_data): Return true if flag_generate_lto is set.
1062 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1063 * c-common.h (set_builtin_user_assembler_name): Move ...
1064 * tree.h (set_builtin_user_assembler_name): ... here.
1066 * common.opt (flto-report): New flag.
1067 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1068 * collect2.c (scan_prog_file): Send the error output of
1069 'nm' to HOST_BIT_BUCKET.
1071 2009-10-03 Ollie Wild <aaw@google.com>
1073 * langhooks-def.h (lhd_begin_section): New function declaration.
1074 (lhd_write_section): New function declaration.
1075 (lhd_end_section): New function declaration.
1076 (LANG_HOOKS_BEGIN_SECTION): New macro.
1077 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1078 (LANG_HOOKS_END_SECTION): New macro.
1079 (LANG_HOOKS_LTO): New macro.
1080 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1081 * langhooks.c (output.h): Add include.
1082 (saved_section): New static variable.
1083 (lhd_begin_section): New function.
1084 (lhd_write_section_data): New function.
1085 (lhd_end_section): New function.
1086 * langhooks.h (struct lang_hooks_for_lto): New structure.
1087 (struct lang_hooks): Add member lto.
1088 * Makefile.in (langhooks.o): Add dependency on output.h.
1090 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1092 2009-10-03 Richard Guenther <rguenther@suse.de>
1094 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1097 2009-10-03 Simon Baldwin <simonb@google.com>
1098 Richard Guenther <rguenther@suse.de>
1099 Janis Johnson <janis187@us.ibm.com>
1100 Doug Kwan <dougkwan@google.com>
1101 Diego Novillo <dnovillo@google.com>
1102 Ramana Radhakrishnan <ramana.r@gmail.com>
1103 Ollie Wild <aaw@google.com>
1105 * doc/install.texi: Add documentation for libelf and --enable-lto.
1106 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1107 -flto-report, -flto-compression-level and -use-linker-plugin.
1108 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1109 Add section for LTO Testing.
1111 2009-10-02 Cary Coutant <ccoutant@google.com>
1113 Add support for comdat type sections for DWARF v4.
1114 Merge from dwarf4 branch.
1116 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1117 (dw_die_ref): Define vector type.
1118 (enum dw_val_class): Add dw_val_class_data8.
1119 (struct dw_val_struct): Add v.val_data8.
1120 (comdat_type_node_ref): New type.
1121 (struct die_struct): Move die_symbol into a union; add new field
1122 die_type_node. Change all uses.
1123 (comdat_type_node): New type.
1124 (skeleton_chain_node): New type.
1125 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1126 (comdat_type_list): New variable.
1127 (dwarf_tag_name): Add DW_TAG_type_unit.
1128 (dwarf_attr_name): Add DW_AT_signature.
1129 (add_AT_data8): New function.
1130 (replace_child): New function.
1131 (move_all_children): New function.
1132 (print_signature): New function.
1133 (print_die): Print signature information; add dw_val_class_data8.
1134 (attr_checksum): Support dw_val_class_data8.
1135 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1136 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1137 (checksum_sleb128, checksum_uleb128): New functions.
1138 (checksum_die_context): New function.
1139 (loc_checksum_ordered): New function.
1140 (attr_checksum_ordered): New function.
1141 (struct checksum_attributes): New structure.
1142 (collect_checksum_attributes): New function.
1143 (die_checksum_ordered): New function.
1144 (generate_type_signature): New function.
1145 (same_dw_val_p): Add dw_val_class_data8.
1146 (is_symbol_die): Use new is_declaration_die function.
1147 (is_declaration_die): New function.
1148 (should_move_die_to_comdat): New function.
1149 (clone_die): New function.
1150 (clone_tree): New function.
1151 (clone_as_declaration): New function.
1152 (copy_declaration_context): New function.
1153 (generate_skeleton_ancestor_tree): New function.
1154 (generate_skeleton_bottom_up): New function.
1155 (generate_skeleton): New function.
1156 (remove_child_or_replace_with_skeleton): New function.
1157 (break_out_comdat_types): New function.
1158 (struct decl_table_entry): New type.
1159 (htab_decl_hash): New function.
1160 (htab_decl_eq): New function.
1161 (htab_decl_del): New function.
1162 (copy_ancestor_tree): New function.
1163 (copy_decls_walk): New function.
1164 (copy_decls_for_unworthy_types): New function.
1165 (build_abbrev_table): Don't assert on missing die_symbol when doing
1166 comdat type sections.
1167 (size_of_die): Use DW_FORM_sig8 for external references. Add
1169 (unmark_dies): Don't assert for unmarked dies when doing comdat
1171 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1172 (output_signature): New function.
1173 (output_die): Likewise.
1174 (output_compilation_unit_header): Mark output as DWARF version 3
1175 even if generating DWARF 4.
1176 (output_comdat_type_unit): New function.
1177 (output_line_info): Mark output as DWARF version 3 even if generating
1179 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1181 (dwarf2out_end_source_file): Likewise.
1182 (prune_unused_types_walk_attribs): Don't follow references into
1183 comdat type sections.
1184 (prune_unused_types_mark): When generating type units, do not mark
1185 children of non-defining declarations of types; do mark children of
1187 (prune_unused_types): Process comdat type sections.
1188 (htab_ct_hash): New function.
1189 (htab_ct_eq): New function.
1190 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1191 Add a pointer to the line table from type unit entries so
1192 DW_AT_decl_file has meaning.
1193 * varasm.c (default_elf_asm_named_section): Use identifier name as
1194 comdat key instead of lang hook.
1196 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1198 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1200 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1202 * config/i386/i386.md (SWIM248): New mode iterator.
1203 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1204 divmodhi4 patterns using SWIM248 macro.
1205 (*divmod<mode>4): Macroize insn_and_split pattern from
1206 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1207 and their corresponding splitters usign SWIM248 macro. Split SImode
1208 insn to generate cltd and DImode insn to generate cqto instead of
1209 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1210 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1211 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1212 *divmodsi_noext patterns using SWIM248 macro.
1213 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1214 udivmodhi4 patterns using SWIM248 macro.
1215 (*udivmod<mode>4): Macroize insn_and_split pattern from
1216 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1217 corresponding splitters using SWIM248 macro.
1218 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1219 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1221 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1223 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1224 of zero-sized element is zero-sized regardless of its extent.
1226 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1229 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1230 * configure: Regenerated.
1231 * config.in: Regenerated.
1232 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1233 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1234 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1235 not emitting .eh_frame, emit .cfi_sections .debug_frame
1240 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1241 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1243 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1244 vars use DECL_RTL with resetting it back to NULL afterwards.
1245 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1246 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1247 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1248 the attribute type allows it, otherwise use DW_FORM_dataN.
1249 (mem_loc_descriptor): Handle CONST_STRING.
1250 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1251 Handle MEM with CONST_STRING address using add_AT_string.
1252 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1253 CONST_STRING for const arrays initialized with a string literal.
1254 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1255 (dwarf2out_finish): Call resolve_addr.
1257 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1258 Maxim Kuvyrkov <maxim@codesourcery.com>
1260 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1262 2009-10-02 Nick Clifton <nickc@redhat.com>
1264 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1265 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1267 2009-10-01 Jan Hubicka <jh@suse.cz>
1269 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1270 (cgraph_create_virtual_clone): Just pass redirect_callers
1272 * cgraph.h (cgraph_clone_node): Update prototype.
1273 * ipa-pure-const.c (self_recursive_p): New function.
1274 (propagate): Use it.
1275 * ipa-inline.c (cgraph_clone_inlined_nodes,
1276 cgraph_decide_recursive_inlining): Update.
1278 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1280 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1281 instructions for TARGET_OCTEON.
1283 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1285 * config/arm/arm.c (arm_override_options): Turn off
1286 flag_dwarf2_cfi_asm for AAPCS variants.
1288 2009-10-01 Martin Jambor <mjambor@suse.cz>
1291 * tree-sra.c (convert_callers): Do not call
1292 compute_inline_parameters on one caller more than once.
1294 2009-10-01 Nick Clifton <nickc@redhat.com>
1296 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1297 an empty string if not already defined.
1299 2009-10-01 Martin Jambor <mjambor@suse.cz>
1302 * tree-sra.c (is_va_list_type): New function.
1303 (find_var_candidates): Call is_va_list_type.
1304 (find_param_candidates): Check that the type or the type pointed
1305 to are not va_list types.
1307 2009-10-01 Martin Jambor <mjambor@suse.cz>
1310 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1311 DECL_ARTIFICIAL (param_decl) is true.
1313 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1315 * tree.h (tree_decl_common::lang_flag_8): New.
1316 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1318 * c-common.h (RID_CONSTEXPR): New.
1320 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1322 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1323 Use ref-all pointers.
1324 (alpha_gimplify_va_arg): Ditto.
1326 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1329 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1330 before insn counting loop now that BB_END (bb) is counted. Ensure
1331 the return value isn't zero.
1333 2009-09-30 Nick Clifton <nickc@redhat.com>
1335 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1336 with separate definitions of c_target_objs and cxx_target_objs.
1337 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1339 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1340 sh_symbian_import_export_class.
1341 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1342 * config/sh/symbian.c: Delete, moving code into...
1343 * config/sh/symbian-base.c: ... here
1344 * config/sh/symbian-c.c: ... and here
1345 * config/sh/symbian-cxx.c: ... and here.
1347 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1350 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1351 of plus RTX into register.
1353 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1355 * doc/install.texi: Linguistic and markup fixes.
1356 (Configuration) <--disable-cpp>: Remove description.
1357 <--enable-maintainer-mode>: Autotools files are affected, too.
1358 <--with-sysroot>: Improve description.
1359 (Building): Bump required GNU make version.
1361 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1363 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1364 (x86_64-*-*): Ditto.
1366 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1367 intrinisics for FMA4.
1368 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1369 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1370 Add FMA4 check and fma4intrin.h.
1371 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1373 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1374 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1375 constant for FMA4 support.
1376 (UNSPEC_FMA4_FMADDSUB): Ditto.
1377 (UNSPEC_FMA4_FMSUBADD): Ditto.
1378 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1379 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1380 (ix86_expand_fma4_multiple_memory): Ditto.
1381 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1382 (OPTION_MASK_ISA_FMA4_UNSET): New.
1383 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1384 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1385 (ix86_handle_option): Handle -mfma4.
1386 (isa_opts): Handle -mfma4.
1387 (enum pta_flags): Add PTA_FMA4.
1388 (override_options): Add FMA4 support.
1389 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1390 (IX86_BUILTIN_VFMADDSD): Ditto.
1391 (IX86_BUILTIN_VFMADDPS): Ditto.
1392 (IX86_BUILTIN_VFMADDPD): Ditto.
1393 (IX86_BUILTIN_VFMSUBSS): Ditto.
1394 (IX86_BUILTIN_VFMSUBSD): Ditto.
1395 (IX86_BUILTIN_VFMSUBPS): Ditto.
1396 (IX86_BUILTIN_VFMSUBPD): Ditto.
1397 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1398 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1399 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1400 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1401 (IX86_BUILTIN_VFNMADDSS): Ditto.
1402 (IX86_BUILTIN_VFNMADDSD): Ditto.
1403 (IX86_BUILTIN_VFNMADDPS): Ditto.
1404 (IX86_BUILTIN_VFNMADDPD): Ditto.
1405 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1406 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1407 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1408 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1409 (IX86_BUILTIN_VFMADDPS256): Ditto.
1410 (IX86_BUILTIN_VFMADDPD256): Ditto.
1411 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1412 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1413 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1414 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1415 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1416 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1417 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1418 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1419 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1420 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1421 (enum multi_arg_type): New enum for describing the various FMA4
1422 intrinsic argument types.
1423 (bdesc_multi_arg): New table for FMA4 intrinsics.
1424 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1425 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1427 (ix86_expand_builtin): Add FMA4 intrinsic support.
1428 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1429 operand instructions.
1430 (ix86_expand_fma4_multiple_memory): New function to split the
1431 second memory reference from FMA4 instructions.
1432 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1433 (ssemodesuffixf2s): Ditto.
1434 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1436 (fma4_fmsub<mode>4): Ditto.
1437 (fma4_fnmadd<mode>4): Ditto.
1438 (fma4_fnmsub<mode>4): Ditto.
1439 (fma4_vmfmadd<mode>4): Ditto.
1440 (fma4_vmfmsub<mode>4): Ditto.
1441 (fma4_vmfnmadd<mode>4): Ditto.
1442 (fma4_vmfnmsub<mode>4): Ditto.
1443 (fma4_fmadd<mode>4256): Ditto.
1444 (fma4_fmsub<mode>4256): Ditto.
1445 (fma4_fnmadd<mode>4256): Ditto.
1446 (fma4_fnmsub<mode>4256): Ditto.
1447 (fma4_fmaddsubv8sf4): Ditto.
1448 (fma4_fmaddsubv4sf4): Ditto.
1449 (fma4_fmaddsubv4df4): Ditto.
1450 (fma4_fmaddsubv2df4): Ditto.
1451 (fma4_fmsubaddv8sf4): Ditto.
1452 (fma4_fmsubaddv4sf4): Ditto.
1453 (fma4_fmsubaddv4df4): Ditto.
1454 (fma4_fmsubaddv2df4): Ditto.
1455 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1456 instructions for intrinsics.
1457 (fma4i_fmsub<mode>4): Ditto.
1458 (fma4i_fnmadd<mode>4): Ditto.
1459 (fma4i_fnmsub<mode>4): Ditto.
1460 (fma4i_vmfmadd<mode>4): Ditto.
1461 (fma4i_vmfmsub<mode>4): Ditto.
1462 (fma4i_vmfnmadd<mode>4): Ditto.
1463 (fma4i_vmfnmsub<mode>4): Ditto.
1464 (fma4i_fmadd<mode>4256): Ditto.
1465 (fma4i_fmsub<mode>4256): Ditto.
1466 (fma4i_fnmadd<mode>4256): Ditto.
1467 (fma4i_fnmsub<mode>4256): Ditto.
1468 (fma4i_fmaddsubv8sf4): Ditto.
1469 (fma4i_fmaddsubv4sf4): Ditto.
1470 (fma4i_fmaddsubv4df4): Ditto.
1471 (fma4i_fmaddsubv2df4): Ditto.
1472 (fma4i_fmsubaddv8sf4): Ditto.
1473 (fma4i_fmsubaddv4sf4): Ditto.
1474 (fma4i_fmsubaddv4df4): Ditto.
1475 (fma4i_fmsubaddv2df4): Ditto.
1477 * doc/invoke.texi (-mfma4): Add documentation.
1478 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1480 2009-09-29 Richard Henderson <rth@redhat.com>
1482 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1483 an edge to the new destination block.
1485 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1488 * pa.c (hppa_profile_hook): Use
1489 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1491 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1492 Alexander Monakov <amonakov@ispras.ru>
1495 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1496 (not_postinc_memory_operand): New.
1497 (not_postinc_move_operand): New.
1498 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1499 (*cmovsi_internal): Ditto.
1501 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1503 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1504 restrict issue_rate in first pass when scheduling for register
1507 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1508 Rafael Avila de Espindola <espindola@google.com>
1510 * gengtype.c (plugin_output): New.
1511 (get_output_file_with_visibility): Return plugin_output for plugins.
1512 (main): Parse and use the -P option.
1513 * gty.texi: Update the command line format.
1515 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1518 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1520 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1521 out if !const_ok_for_output.
1524 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1525 case VAR_LOCATION>: Remove gcc_unreachable ().
1527 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1529 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1530 (x86_64-*-*): Ditto.
1531 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1532 back to smmintrin.h.
1533 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1534 * config/i386/x86intrin.h: Remove SSE5.
1535 * config/i386/mmintrin-common.h: Delete file.
1536 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1538 2009-09-29 Richard Guenther <rguenther@suse.de>
1540 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1541 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1543 2009-09-29 Nick Clifton <nickc@redhat.com>
1545 * function.c (current_function_name): If there is no current
1546 function just return "<none>".
1548 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1550 * tree-pass.h (register_pass_info): New structure.
1551 (pass_positioning_ops): Move enum from gcc-plugin.h.
1552 (register_pass): New function.
1553 * gcc-plugin.h (plugin_pass): Delete structure.
1554 (pass_positioning_ops): Delete enum.
1555 * plugin.c (regsiter_pass): Delete function.
1556 (position_pass): Delete function.
1557 (added_pass_nodes): Delete variable.
1558 (prev_added_pass_nodes): Delete variable.
1559 (pass_list_node): Delete structure.
1560 * passes.c (make_pass_instance): New function.
1561 (next_pass_1): Change to call make_pass_instance.
1562 (pass_list_node): Move structure from gcc-plugin.h.
1563 (added_pass_nodes): Move variable from plugin.c.
1564 (prev_added_pass_nodes): Move variable from plugin.c.
1565 (position_pass): New function.
1566 (register_pass): New function.
1568 2009-09-28 Easwaran Raman <eraman@google.com>
1570 * ifcvt.c (noce_try_abs): Recognize pattern and call
1571 expand_one_cmpl_abs_nojump.
1572 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1573 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1575 2009-09-28 Ian Lance Taylor <iant@google.com>
1578 * c-opts.c (c_common_handle_option): Don't set
1579 warn_jump_misses_init for -Wall.
1580 * doc/invoke.texi (Warning Options): Update documentation.
1582 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1584 * Makefile.in ($(out_object_file)): Depend on
1585 gt-$(basename $(notdir $(out_file))).h.
1587 2009-09-28 Richard Henderson <rth@redhat.com>
1589 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1590 * except.c (gen_eh_region): Set it.
1591 (duplicate_eh_regions_1): Copy it.
1592 * tree-eh.c (lower_resx): Use it to determine which function
1595 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1596 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1597 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1598 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1599 BUILT_IN_CXA_END_CLEANUP if necessary.
1601 * c-common.c (c_define_builtins): Update call to
1602 build_common_builtin_nodes.
1604 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1606 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1608 2009-09-28 Michael Matz <matz@suse.de>
1610 * builtins.c (interclass_mathfn_icode): New helper.
1611 (expand_builtin_interclass_mathfn): Use it here, and split folding
1613 (fold_builtin_interclass_mathfn): ... this new folder.
1614 (build_call_nofold_loc): New static helper.
1615 (build_call_nofold): New wrapper macro for above.
1616 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1617 (expand_builtin_pow): Ditto.
1618 (expand_builtin_memset_args): Ditto.
1619 (expand_builtin_printf): Ditto.
1620 (expand_builtin_fprintf): Ditto.
1621 (expand_builtin_sprintf): Ditto.
1622 (expand_builtin_memory_chk): Ditto.
1623 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1624 (expand_builtin_stpcpy): Ditto.
1625 (expand_builtin_strcmp): Ditto.
1626 (expand_builtin_strncmp): Ditto.
1627 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1628 (expand_builtin_strcpy_args): Don't call folders.
1629 (expand_builtin_memcmp): Ditto.
1630 (expand_builtin_strncpy): Ditto, and use target.
1631 (expand_builtin_memcpy): Ditto.
1632 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1633 expand_builtin_strpbrk, expand_builtin_memmove,
1634 expand_builtin_memmove_args, expand_builtin_bcopy,
1635 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1636 expand_builtin_strspn, expand_builtin_strcspn,
1637 expand_builtin_fputs): Remove these.
1638 (expand_builtin): Don't call the above, change calls to other
1639 expanders that changed prototype.
1640 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1641 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1642 fold_builtin_interclass_mathfn.
1643 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1644 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1646 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1647 * passes.c (init_optimization_passes): Move pass_fold_builtins
1648 after last phiopt pass.
1649 * tree-inline.c (fold_marked_statements): When folding builtins
1650 iterate over all instruction potentially generated.
1651 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1653 (fold_gimple_call): Use it to always fold calls (into potentially
1654 multiple instructions).
1655 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1656 calls into zero at this time.
1657 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1658 statements generated by builtin folding.
1660 2009-09-28 Nick Clifton <nickc@redhat.com>
1662 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1664 2009-09-28 Duncan Sands <baldrick@free.fr>
1666 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1667 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1668 (register_callback): Dispatch it.
1669 (invoke_plugin_callbacks): Incorporate in sanity check.
1670 * ggc.h (ggc_register_cache_tab): Add declaration.
1671 * ggc-common.c (ggc_register_root_tab): Simplify.
1672 (const_ggc_cache_tab_t): New typedef.
1673 (extra_cache_vec): New vector of dynamically added cache tables.
1674 (ggc_register_cache_tab): New function.
1675 (ggc_scan_cache_tab): New function.
1676 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1677 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1679 2009-09-27 Richard Henderson <rth@redhat.com>
1681 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1682 which we remove __builtin_stack_restore.
1684 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1686 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1687 to test for GRD_INVARIANT.
1688 (simple_rhs_p): Anything that's function_invariant_p is fine.
1690 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1692 * gengtype.c (main): Use plunge_files instead of plugin_output.
1694 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1695 Rafael Avila de Espindola <espindola@google.com>
1697 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1698 Don't print pch related info if it is false.
1699 (main): Don't print pch info in plugin mode.
1701 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1703 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1704 with dw_val_class_const_double.
1705 (struct dw_val_struct): Replace val_long_long with val_double and
1706 adjust for above change.
1707 (output_loc_operands): Likewise.
1708 (add_AT_long_long): Rename into...
1709 (add_AT_double): ...this.
1710 (print_die): Replace dw_val_class_long_long with
1711 dw_val_class_const_double and adjust.
1712 (attr_checksum): Likewise.
1713 (same_dw_val_p): Likewise.
1714 (size_of_die): Likewise.
1715 (value_format): Likewise.
1716 (output_die): Likewise.
1717 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1718 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1719 instead of add_AT_long_long.
1720 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1721 value with the precision of its type.
1723 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1726 * c-typeck.c (build_conditional_expr): Use the readonly and
1727 volatile flags of the operand types, not of the operands itself.
1729 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1731 * collect2.c (main): Look for -brtl before adding libraries.
1733 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1735 * config.gcc: Update OpenBSD targets.
1736 * config/openbsd-stdint.h: New file.
1737 * config/openbsd-libpthread.h: New file.
1738 * config/openbsd.h: Update and break out LIB_SPEC definition.
1739 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1740 * config/i386/openbsdelf.h: Correct types.
1741 * config/m68k/openbsd.h: Likewise.
1742 * config/mips/openbsd.h: Likewise.
1743 * config/vax/openbsd.h: Likewise.
1745 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1747 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1748 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1749 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1750 of the length and zero.
1752 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1754 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1755 (FLAGS_H): Add options.h $(REAL_H).
1756 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1757 (TREE_VECTORIZER_H): New.
1758 (EBITMAP_H): Renamed from EBIMAP_H.
1759 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1760 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1761 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1762 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1763 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1764 (graphite-clast-to-gimple.o, graphite-dependences.o)
1765 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1766 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1767 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1768 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1769 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1770 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1771 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1772 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1773 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1774 updated and fixed as per above changes and per
1775 check_makefile_deps.sh output.
1778 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1779 * configure: Regenerate.
1781 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1783 * doc/install.texi: Update minimum MPC version to 0.7.
1785 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1787 * doc/install.texi (Binaries): Remove reference to the binary
1788 distribution CD-ROM from the FSF.
1790 2009-09-26 Michael Matz <matz@suse.de>
1794 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1795 that are mentioned in the body.
1797 2009-09-26 Michael Matz <matz@suse.de>
1799 PR tree-optimization/41454
1800 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1801 (tree_ssa_dominator_optimize): Don't allocate and free it.
1802 (dom_opt_leave_block): Don't iterate over it.
1803 (eliminate_redundant_computations): Don't return a value.
1804 (cprop_operand, cprop_into_stmt): Ditto.
1805 (optimize_stmt): Don't defer updating stmts.
1807 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1809 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1810 generic_parameter_die, template_parameter_pack_die,
1811 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1812 renaming DW_TAG_formal_parameter_pack and
1813 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1814 and DW_TAG_GNU_template_parameter_pack.
1816 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1818 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1819 * config/v850/v850.c (v850_function_value): New function.
1820 (TARGET_FUNCTION_VALUE): Define.
1822 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1824 * tree-vect-stmts.c (vectorizable_call): Call
1825 mark_symbols_for_renaming after vect_finish_stmt_generation.
1827 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1828 to loc_descriptor_from_tree.
1829 (add_location_or_const_value_attribute): Pass 0 instead of 2
1830 for decl_by_reference_p decls.
1832 2009-09-25 Richard Guenther <rguenther@suse.de>
1835 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1838 2009-09-25 Ben Elliston <bje@au.ibm.com>
1840 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1843 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1845 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1846 form of instruction.
1848 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1851 * fold-const.c (const_binop): Handle complex int division.
1852 * tree-complex.c (expand_complex_div_straight,
1853 expand_complex_div_wide): Update comments.
1855 2009-09-24 DJ Delorie <dj@redhat.com>
1858 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1859 (reg_class): Likewise.
1860 (REG_CLASS_NAMES): Likewise.
1861 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1862 (m32c_override_options): Disable -fivopts for M32C.
1864 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1866 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1867 Delete VSX load/store with update support.
1868 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1869 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1873 (VStype_load_update): Ditto.
1874 (VStype_store_update): Ditto.
1875 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1876 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1878 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1879 load/store with update builtins.
1881 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1883 * libgcc2.c (L_trampoline): Prototype for getpagesize
1884 and mprotect in WINNT case.
1886 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1888 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1889 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1890 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1891 'outgoing' argument.
1892 (TARGET_FUNCTION_VALUE): Define.
1894 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1896 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1898 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1901 * common.opt: Initialize dwarf_strict to -1.
1902 * toplev.c (process_options): Catch unset dwarf_strict
1903 and set to 0 for all targets not overriding.
1904 * config/darwin.c (darwin_override_options): Catch unset
1905 dwarf_strict and override to 1.
1907 2009-09-24 Jeff Law <law@redhat.com>
1909 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1911 2009-09-24 Richard Guenther <rguenther@suse.de>
1913 PR tree-optimization/36143
1914 PR tree-optimization/38747
1915 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1916 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1918 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1921 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1922 return false instead of gcc_unreachable (). For CONST return the
1923 value returned by recursive call instead of always returning true.
1924 (tree_add_const_value_attribute): Return the value returned by
1925 add_const_value_attribute instead of always returning true if rtl
1928 2009-09-23 Justin Seyster <jrseys@gmail.com>
1930 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1932 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1934 * cgraphunit.c (cgraph_lower_function): Revert last change.
1935 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1936 instead of DECL_NO_STATIC_CHAIN.
1937 * tree-cfg.c (verify_gimple_call): Likewise.
1938 * tree-nested.c (get_chain_decl, get_chain_field,
1939 convert_tramp_reference_op, convert_gimple_call): Likewise.
1940 (convert_all_function_calls): Likewise. Always set or clear
1941 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1942 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1943 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1945 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1946 DECL_NO_STATIC_CHAIN.
1947 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1948 instead of DECL_NO_STATIC_CHAIN.
1949 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1950 decl_function_context.
1951 * varasm.c (initializer_constant_valid_p): Likewise.
1952 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1953 (DECL_STATIC_CHAIN): ... this.
1954 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1955 instead of DECL_NO_STATIC_CHAIN.
1957 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1958 Rafael Avila de Espindola <espindola@google.com>
1960 * gengtype.c (nb_plugin_files): Make it unsigned to match
1961 num_gt_files. Adjust other variables to avoid warnings.
1962 (main): Allocate an all zero lang_bitmap before each plugin file name
1963 to match regular file names.
1965 2009-09-23 Richard Henderson <rth@redhat.com>
1967 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1968 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1969 static chain passed in memory.
1970 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1971 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1972 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1973 STATIC_CHAIN_REGNUM defined.
1975 * config/picochip/picochip-protos.h: s/class/klass/.
1976 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1977 (picochip_static_chain): New.
1978 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1979 (STATIC_CHAIN_INCOMING): Remove.
1981 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1982 (xtensa_static_chain): New.
1983 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
1984 (STATIC_CHAIN_INCOMING): Remove.
1986 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1988 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1989 * config/pa/pa-protos.h (function_value): Remove.
1990 * config/pa/pa.c (pa_function_value): Rename from function_value.
1991 Make static, add 'outgoing' argument.
1992 (TARGET_FUNCTION_VALUE): Define.
1994 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1996 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1997 instead of cfun->machine->is_leaf.
1998 * config/avr/avr.h (machine_function): Remove is_leaf field.
2000 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2003 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2004 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2005 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2006 the same size, prefer DW_OP_stack_value.
2007 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2008 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2010 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2013 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2015 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2018 * cfgexpand.c (convert_debug_memory_address): New.
2019 (expand_debug_expr): Convert base address and offset to the same
2020 mode. Use it to convert addresses to other modes. Accept
2023 2009-09-23 Richard Guenther <rguenther@suse.de>
2025 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2026 produced for bigendian targets with promoted subregs.
2028 2009-09-23 Richard Guenther <rguenther@suse.de>
2030 * value-prof.c (gimple_ic): Purge old EH edges only after building
2033 2009-09-23 Nick Clifton <nickc@redhat.com>
2035 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2037 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2040 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2043 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2044 on non-nested functions.
2046 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2047 Jan Hubicka <jh@suse.cz>
2049 * dwarf2out.c (loc_list_plus_const): Only define if
2050 DWARF2_DEBUGGING_INFO.
2051 (address_of_int_loc_descriptor): Likewise.
2054 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2056 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2059 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2060 constant is more than zero.
2062 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2065 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2066 call final to emit non-scheduled prologue, instead insert at entry.
2068 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2069 Joseph S. Myers <joseph@codesourcery.com>
2071 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2073 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2074 Rafael Avila de Espindola <espindola@google.com>
2076 * gengtype.c (is_file_equal): New function.
2077 (close_output_files): Use is_file_equal. Free of->buf.
2079 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2080 Rafael Avila de Espindola <espindola@google.com>
2082 * gengtype.c (write_types, write_local): Add the output_header
2083 argument. Update all callers.
2085 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2087 * dwarf2out.c (template_parameter_pack_die,
2088 gen_formal_parameter_pack_die ): New functions.
2089 (make_ith_pack_parameter_name): Remove this function.
2090 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2091 DW_TAG_formal_parameter_pack.
2092 (gen_generic_params_dies): Represent each template parameter pack
2093 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2094 represented by usual DW_TAG_template_*_parameter DIEs that are
2095 children of the DW_TAG_template_parameter_pack element DIE.
2096 (generic_parameter_die): This doesn't deal with parameter pack
2097 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2098 of parameter pack DIEs.
2099 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2100 in certain cases, e.g. for pack elements.
2101 (gen_formal_types_die, gen_decl_die): Adjust usage of
2102 gen_formal_parameter_die.
2103 (gen_subprogram_die): Represent each function parameter pack by a
2104 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2105 represented by usual DW_TAG_formal_parameter DIEs that are children
2106 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2107 ____builtin_va_alist decls as no part of the compiler uses those
2109 * langhooks.h (struct lang_hooks_for_decls): Add
2110 function_parm_expanded_from_pack_p, get_generic_function_decl
2111 and function_parameter_pack_p hooks. Fix comment for
2112 get_innermost_generic_parms hook.
2113 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2114 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2115 macros and use them to initialize lang_hook.
2117 2009-09-22 Richard Henderson <rth@redhat.com>
2119 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2120 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2121 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2122 on TRAMPOLINE_TEMPLATE.
2123 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2124 TRAMPOLINE_ADJUST_ADDRESS.
2125 * targhooks.c (default_asm_trampoline_template): Remove.
2126 (default_trampoline_adjust_address): Remove.
2127 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2128 * targhooks.h: Update decls.
2130 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2132 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2133 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2134 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2136 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2139 * reload1.c (reload): Reset debug insns with pseudos without
2142 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2144 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2145 unconditional true for decimal float modes.
2146 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2147 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2149 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2151 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2152 Enable a new case for __FreeBSD__ >= 7.
2153 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2154 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2155 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2156 and USE_LD_AS_NEEDED.
2158 * doc/install.texi (*-*-freebsd*): Update target information.
2160 2009-09-22 Richard Guenther <rguenther@suse.de>
2163 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2164 arrays really properly.
2166 2009-09-22 Richard Henderson <rth@redhat.com>
2169 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2170 calls.static_chain, calls.trampoline_init,
2171 calls.trampoline_adjust_address.
2172 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2173 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2174 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2175 * builtins.c (expand_builtin_setjmp_receiver): Use
2176 targetm.calls.static_chain; only clobber registers.
2177 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2178 set up memory attributes properly for the trampoline block.
2179 (expand_builtin_adjust_trampoline): Use
2180 targetm.calls.trampoline_adjust_address.
2181 * calls.c (prepare_call_address): Add fndecl argument. Use
2182 targetm.calls.static_chain.
2183 * df-scan.c (df_need_static_chain_reg): Remove.
2184 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2185 consolodate static chain handling.
2186 * doc/tm.texi: Document new hooks.
2187 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2188 (init_emit_regs): Don't initialize them.
2189 * expr.h (prepare_call_address): Update decl.
2190 * final.c (profile_function): Use targetm.calls.static_chain.
2191 * function.c (expand_function_start): Likewise.
2192 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2193 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2194 only clobber registers.
2195 * targhooks.c (default_static_chain): New.
2196 (default_asm_trampoline_template, default_trampoline_init): New.
2197 (default_trampoline_adjust_address): New.
2198 * targhooks.h: Declare them.
2199 * varasm.c (assemble_trampoline_template): Use
2200 targetm.asm_out.trampoline_template. Make the memory block const
2203 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2204 alpha_initialize_trampoline. Make static. Merge VMS parameter
2205 differences into the TARGET_ABI_OPEN_VMS code block.
2206 (TARGET_TRAMPOLINE_INIT): New.
2207 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2208 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2209 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2210 (INITIALIZE_TRAMPOLINE): Remove.
2212 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2213 (TRAMPOLINE_TEMPLATE): Merge with ...
2214 (INITIALIZE_TRAMPOLINE): ... this and move ...
2215 * config/arc/arc.c (arc_trampoline_init): ... here.
2216 (TARGET_TRAMPOLINE_INIT): New.
2218 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2219 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2220 (arm_asm_trampoline_template): New.
2221 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2222 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2223 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2224 code to arm_asm_trampoline_template.
2225 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2226 arm_trampoline_adjust_address.
2227 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2228 adjust for target hook parameters.
2230 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2233 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2234 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2235 (bfin_trampoline_init): Rename from initialize_trampoline;
2236 make static; update for target hook parameters.
2237 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2238 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2239 bfin_asm_trampoline_template.
2240 (INITIALIZE_TRAMPOLINE): Remove.
2242 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2243 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2244 cris_trampoline_init): New.
2245 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2246 cris_asm_trampoline_template.
2247 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2248 adjust for target hook parameters.
2250 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2252 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2253 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2254 fr30_trampoline_init): New.
2255 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2256 fr30_asm_trampoline_template.
2257 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2258 adjust for target hook parameters.
2260 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2261 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2262 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2263 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2264 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2266 * config/h8300/h8300.c (h8300_trampoline_init): New.
2267 (TARGET_TRAMPOLINE_INIT): New.
2268 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2269 to h8300_trampoline_init and adjust for hook parameters.
2271 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2272 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2273 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2274 make static; adjust for hook parameters.
2275 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2277 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2278 (TARGET_TRAMPOLINE_INIT): New.
2279 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2280 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2281 iq2000_asm_trampoline_template.
2282 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2283 (TRAMPOLINE_CODE_SIZE): New.
2284 (TRAMPOLINE_SIZE): Use it.
2285 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2287 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2288 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2289 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2290 adjust for hook parameters.
2291 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2293 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2294 (m32r_trampoline_init): New.
2295 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2296 m32r_trampoline_init.
2298 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2299 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2300 make static; update for hook parameters.
2301 * config/m68hc11/m68hc11-protos.h: Update.
2302 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2304 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2305 (TARGET_TRAMPOLINE_INIT): New.
2306 (mcore_function_value): Fix typo.
2307 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2308 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2309 to mcore_asm_trampoline_template.
2310 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2312 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2313 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2314 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2315 update for hook parameters.
2316 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2318 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2319 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2320 mips_trampoline_init): New.
2321 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2322 mips_asm_trampoline_template.
2323 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2324 update for hook parameters.
2326 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2327 (TARGET_TRAMPOLINE_INIT): New.
2328 (mmix_trampoline_size): Remove.
2329 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2330 make static. Remove out-of-date tetra vs octa comment.
2331 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2332 make static; update for hook parameters.
2333 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2334 (INITIALIZE_TRAMPOLINE): Remove.
2335 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2336 (TRAMPOLINE_ALIGNMENT): New.
2337 * gcc/config/mmix/mmix-protos.h: Update.
2339 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2340 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2341 mn10300_trampoline_init): New.
2342 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2343 mn10300_asm_trampoline_template.
2344 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2346 * config/moxie/moxie.c (moxie_static_chain,
2347 moxie_asm_trampoline_template, moxie_trampoline_init,
2348 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2349 TARGET_TRAMPOLINE_INIT): New.
2350 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2351 moxie_trampoline_init.
2352 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2353 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2355 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2356 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2357 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2358 pa_trampoline_adjust_address): New.
2359 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2360 pa_asm_trampoline_template.
2361 (TRAMPOLINE_ALIGNMENT): New.
2362 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2363 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2364 adjust for hook parameters.
2365 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2367 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2368 (TARGET_TRAMPOLINE_INIT): New.
2369 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2370 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2372 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2374 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2375 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2376 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2377 make static; adjust parameters for the hook.
2378 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2380 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2381 s390_trampoline_template; make static.
2382 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2383 make static; adjust for target hook.
2384 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2385 * config/s390/s390-protos.h: Remove trampoline decls.
2386 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2387 (TRAMPOLINE_TEMPLATE): Remove.
2388 (TRAMPOLINE_ALIGNMENT): New.
2390 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2391 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2392 (TARGET_TRAMPOLINE_INIT): New.
2393 (score_asm_trampoline_template): New.
2394 (score_trampoline_init): Rename from score_initialize_trampoline;
2395 make static; adjust for hook parameters.
2396 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2397 score[37]_asm_trampoline_template.
2398 (INITIALIZE_TRAMPOLINE): Remove.
2399 * config/score/score3.c (score3_asm_trampoline_template): New.
2400 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2401 adjust for target hook.
2402 * config/score/score7.c (score7_asm_trampoline_template): New.
2403 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2404 adjust for target hook.
2405 * config/score/score3.h, config/score/score7.h: Update.
2407 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2408 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2409 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2410 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2411 make static; adjust for target hook parameters.
2412 (sh_trampoline_adjust_address): New.
2413 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2414 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2416 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2417 (sparc32_initialize_trampoline): Rename from
2418 sparc_initialize_trampoline; make static; replace tramp parameter
2419 with m_tramp and update memory accesses.
2420 (sparc64_initialize_trampoline): Similarly.
2421 (sparc_trampoline_init): New.
2422 * config/sparc/sparc-protos.h: Remove trampoline decls.
2423 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2424 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2426 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2427 (array_to_constant): Make ARR parameter const.
2428 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2429 make static; update for hook parameters.
2430 * config/spu/spu-protos.h: Update decls.
2431 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2433 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2434 from xstormy16_initialize_trampoline; make static; update for
2436 (TARGET_TRAMPOLINE_INIT): New.
2437 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2439 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2440 (TARGET_TRAMPOLINE_INIT): New.
2441 (v850_can_eliminate): Make static.
2442 (v850_asm_trampoline_template, v850_trampoline_init): New.
2443 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2444 v850_asm_trampoline_template.
2445 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2446 and adjust for target hook parameters.
2448 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2449 (TARGET_TRAMPOLINE_INIT): New.
2450 (vax_asm_trampoline_template, vax_trampoline_init): New.
2451 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2452 vax_asm_trampoline_template.
2453 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2455 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2456 (TARGET_TRAMPOLINE_INIT): New.
2457 (xtensa_asm_trampoline_template): Rename from
2458 xtensa_trampoline_template; make static.
2459 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2460 make static; update for hook parameters.
2461 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2462 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2463 (INITIALIZE_TRAMPOLINE): Remove.
2465 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2466 error for nested functions with regparm=3.
2467 (ix86_compute_frame_layout): Adjust frame pointer offset for
2468 ix86_static_chain_on_stack.
2469 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2470 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2471 don't reset to UNITS_PER_WORD.
2472 (ix86_emit_leave): Adjust ix86_cfa_state.
2473 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2474 (ix86_static_chain): New.
2475 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2476 make static; update for target hook parameters; use ix86_static_chain.
2477 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2478 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2479 (INITIALIZE_TRAMPOLINE): Remove.
2480 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2481 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2482 to the end. Add static_chain_on_stack.
2483 (ix86_static_chain_on_stack): New.
2485 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2486 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2487 (m68k_trampoline_init): New.
2488 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2489 m68k_trampoline_init and adjust for hook parameters.
2490 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2491 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2493 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2495 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2496 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2498 * reload1.c (reload): Call wrap_constant when substituting
2499 reg for equiv inside of DEBUG_INSNs.
2502 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2503 add_call_src_coords_attributes, add_high_low_attributes,
2504 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2505 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2506 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2507 when -gdwarf-2 -gstrict-dwarf.
2508 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2509 -gdwarf-[23] -gstrict-dwarf.
2510 (address_of_int_loc_descriptor, loc_descriptor,
2511 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2512 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2513 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2515 2009-09-22 Richard Guenther <rguenther@suse.de>
2517 PR tree-optimization/41428
2518 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2519 (ccp_finalize): Pass it to substitute_and_fold.
2521 2009-09-22 Richard Guenther <rguenther@suse.de>
2523 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2524 (substitute_and_fold): Adjust prototype.
2525 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2526 (simplify_stmt_using_ranges): Likewise.
2527 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2528 (vrp_fold_stmt): New function.
2529 (vrp_finalize): Pass it to substitute_and_fold.
2530 * tree-flow.h (vrp_evaluate_conditional): Remove.
2531 (simplify_stmt_using_ranges): Likewise.
2532 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2533 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2534 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2536 (fold_predicate_in): Move to tree-vrp.c.
2537 (substitute_and_fold): Use the callback instead of calling into
2538 tree-vrp.c functions directly.
2540 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2542 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2543 comparison warning on rs6000.
2546 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2547 GIMPLE_EH_MUST_NOT_THROW cleanup.
2548 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2550 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2553 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2554 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2555 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2556 libSystem which is derived from the gcc 4.2.1 unwinder.
2558 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2561 * varasm.c (default_encode_section_info): Copy TLS model into
2562 sym_ref flags regardless of backend support for TLS, for all
2563 model types except TLS_MODEL_EMULATED.
2565 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2568 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2569 we can handle it correctly.
2571 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2573 * doc/install.texi (os2): Remove section.
2575 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2577 * doc/standards.texi (Objective-C): Adjust two URLs.
2579 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2581 * tree-tailcall.c (process_assignment): Don't check if a
2582 multiplication or an addition are already present.
2583 (find_tail_calls): Combine multiple additions and multiplications.
2584 (adjust_accumulator_values): Emit accumulators.
2586 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2588 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2589 xmm register restore.
2591 2009-09-21 Jan Hubicka <jh@suse.cz>
2593 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2594 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2597 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2599 * stor-layout.c (layout_type): Remove obsolete code.
2601 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2604 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2606 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2609 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2610 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2611 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2612 * fold-const.c (const_binop): Likewise.
2613 * real.h (do_mpc_arg2): Update prototype.
2615 2009-09-20 Jan Hubicka <jh@suse.cz>
2617 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2618 (add_location_or_const_value_attribute): Rewrite using
2620 (tree_add_const_value_attribute): Return true if successful.
2621 (tree_add_const_value_attribute_for_decl): Likewise.
2623 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2624 (loc_descriptor): ... here;
2625 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2626 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2627 pool items that was not marked for output.
2628 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2629 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2630 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2631 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2632 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2633 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2634 DW_OP_stack_value to get address of items that are not available
2636 (dw_loc_list): Handle single element lists correctly.
2638 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2639 Pascal Obry <obry@adacore.com>
2641 * unwind-dw2-fde.c (classify_object_over_fdes):
2642 Cast the constant 1 to _Unwind_Ptr.
2643 (add_fdes): Likewise.
2644 (linear_search_fdes): Likewise.
2646 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2648 * stor-layout.c (set_sizetype): Avoid useless type copy.
2650 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2652 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2654 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2655 * configure, config.in: Regenerate.
2656 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2658 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2659 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2660 for global data if the output could be used in a shared library.
2661 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2662 to 0 if TARGET_WRITABLE_EH_FRAME.
2664 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2666 PR rtl-optimization/39886
2667 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2668 just when insn is equal to BB_END (bb).
2670 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2672 * config/mips/mips.opt (mrelax-pic-calls): New option.
2673 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2675 (mips_unspec_call): Change "unspec_call" expander into this.
2676 (mips_strip_unspec_call): New function.
2677 (mips_got_load): Call mips_unspec_call instead of
2678 gen_unspec_call<mode>.
2679 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2681 (mips_cfg_in_reorg): New function.
2682 (mips16_lay_out_constants): Use it to decide whether to call
2683 CFG-aware insn splitting.
2684 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2685 mips_reorg. Move DF set-up code from here ...
2686 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2688 (mips_reorg): Call mips_df_reorg instead of
2689 r10k_insert_cache_barriers. Move CFG set-up code here from
2690 r10k_insert_cache_barriers.
2691 (mips_call_expr_from_insn): New function.
2692 (mips_pic_call_symbol_from_set): Likewise.
2693 (mips_find_pic_call_symbol): Likewise.
2694 (mips_annotate_pic_call_expr): Likewise.
2695 (mips_get_pic_call_symbol): Likewise.
2696 (mips_annotate_pic_calls): Likewise.
2697 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2699 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2700 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2701 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2703 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2704 (unspec_call<mode>): Remove it.
2705 (sibcall_internal, sibcall_value_internal,
2706 sibcall_value_multiple_internal, call_internal, call_split,
2707 call_value_internal, call_value_split,
2708 call_value_multiple_internal, call_value_multiple_split): Pass
2709 SIZE_OPNO to MIPS_CALL.
2710 (call_internal_direct, call_direct_split,
2711 call_value_internal_direct, call_value_direct_split): Pass -1 as
2712 SIZE_OPNO to MIPS_CALL.
2713 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2714 * configure: Regenerate.
2715 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2716 and -mno-relax-pic-calls.
2717 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2719 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2722 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2723 in the directory this rule is called from, rather than the
2724 toplevel 'gcc' directory, to fix in-tree build.
2726 2009-09-19 Chris Demetriou <cgd@google.com>
2728 PR preprocessor/28435:
2729 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2730 to cpplib that the preprocessor output is needed.
2732 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2734 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2735 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2736 *return_and_restore_fpregs_<mode>,
2737 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2740 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2741 instead of assuming it has always a REG inside of it.
2743 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2745 * config/freebsd.h: Update comment on types.
2746 (WINT_TYPE): Define.
2748 2009-09-18 Jason Merrill <jason@redhat.com>
2750 * c.opt: Add -fno-deduce-init-list.
2752 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2754 * value-prof.c (interesting_stringop_to_profile_p): Added output
2755 argument to indicate which parameter is the size parameter.
2756 * value-prof.c (gimple_stringop_fixed_value): Use
2757 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2758 * value-prof.c (gimple_stringops_transform): Update call sites to
2759 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2761 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2764 From David Binderman <dcb314@hotmail.com>:
2765 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2766 local variable f. Remove stale comments.
2767 (ix86_compute_frame_layout): Remove useless local variable total_size.
2768 Remove #if 0'd code.
2769 (legitimate_address_p): Remove useless local variables
2770 reason_rtx and reason.
2771 (ix86_split_copysign_const): Remove useless local variable op1.
2772 (scale_counter): Remove useless local variable piece_size_mask.
2774 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2776 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2779 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2782 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2784 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2786 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2789 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2791 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2792 DW_OP_implicit_value even without dwarf_version 4.
2794 2009-09-17 Jan Hubicka <jh@suse.cz>
2796 * dwarf2out.c: Include tree-pass.h and gimple.h.
2797 (loc_list_plus_const): New function.
2798 (loc_descriptor_from_tree_1): Rename to ...
2799 (loc_descriptor_from_tree): ... remove original.
2800 (loc_list_from_tree): New function.
2801 (add_AT_location_description): Accept location list.
2802 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2803 (concatn_mem_loc_descriptor): Remove.
2804 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2806 (secname_for_decl): Move up.
2807 (hidden_reference_p): New function; break out from ...
2808 (loc_by_refernece): ... here; move up.
2809 (dw_loc_list): New function.
2810 (single_element_loc_list): New function.
2811 (single_element_loc_list_p): New function.
2812 (add_loc_descr_to_each): New function.
2813 (add_loc_list): New function.
2814 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2815 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2816 add diagnostics why expansion failed.
2817 (add_location_or_const_value_attribute): Support location lists.
2818 (add_bound_info): Likewise.
2819 (descr_info_loc): Update call of loc_descriptor_from_tree.
2820 (gen_variable_die): Work on location lists.
2821 * final.c (pass_final): Add dump file.
2822 * Makefile.in (dwarf2out.o): Add new dependencies.
2824 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2827 * real.c decimal_from_integer, decimal_integer_string): New.
2828 (real_from_integer): Use them as special case for decimal float.
2829 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2830 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2831 Do not append zero after the decimal point in string to convert.
2833 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2835 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2836 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2838 2009-09-17 Martin Jambor <mjambor@suse.cz>
2840 * common.opt (fipa-sra): New switch.
2841 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2842 * timevar.def (TV_IPA_SRA): New timevar.
2843 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2844 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2845 * tree-sra.c: Include cgraph.c.
2846 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2847 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2848 and grp_not_necessarilly_dereferenced.
2849 (func_param_count): New variable.
2850 (encountered_apply_args): New variable.
2851 (bb_dereferences): New variable.
2852 (final_bbs): New variable.
2853 (no_accesses_representant): New variable.
2854 (no_accesses_p): New function.
2855 (dump_access): Dump the new fields.
2856 (sra_initialize): Set encountered_apply_args to false.
2857 (get_ssa_base_param): New function.
2858 (mark_parm_dereference): New function.
2859 (create_access): Caring for INIDRECT_REFs and different handling of
2860 varialble length accesses in early IPA SRA. Store the stmt - a new
2861 parameter - to the new access.
2862 (build_access_from_expr_1): New parameter stmt, passed to
2863 create_access. Handle INDIRECT_REFs.
2864 (build_access_from_expr): Pass the current statement to
2865 build_access_from_expr_1.
2866 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2868 (build_accesses_from_assign): Pass the current statement to
2869 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2870 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2871 final_bbs when necessary. Check for calls to __builtin_apply_args.
2872 Fixup EH info if anythng was changed.
2873 (is_unused_scalar_param): New function.
2874 (ptr_parm_has_direct_uses): New function.
2875 (find_param_candidates): New function.
2876 (mark_maybe_modified): New function.
2877 (analyze_modified_params): New function.
2878 (propagate_dereference_distances): New function.
2879 (dump_dereferences_table): New function.
2880 (analyze_caller_dereference_legality): New function.
2881 (unmodified_by_ref_scalar_representative): New function.
2882 (splice_param_accesses): New function.
2883 (decide_one_param_reduction): New function.
2884 (enum ipa_splicing_result): New type.
2885 (splice_all_param_accesses): New function.
2886 (get_param_index): New function.
2887 (turn_representatives_into_adjustments): New function.
2888 (analyze_all_param_acesses): New function.
2889 (get_replaced_param_substitute): New function.
2890 (get_adjustment_for_base): New function.
2891 (replace_removed_params_ssa_names): New function.
2892 (sra_ipa_reset_debug_stmts): New function.
2893 (sra_ipa_modify_expr): New function.
2894 (sra_ipa_modify_assign): New function.
2895 (convert_callers): New function.
2896 (modify_function): New function.
2897 (ipa_sra_preliminary_function_checks): New function.
2898 (ipa_early_sra): New function.
2899 (ipa_early_sra_gate): New function.
2900 (pass_early_ipa_sra): New variable.
2901 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2903 2009-09-17 Michael Matz <matz@suse.de>
2906 * tree.c (build_type_attribute_qual_variant): Export.
2907 * tree.h (build_type_attribute_qual_variant): Declare.
2908 * tree-inline.c (remap_type_1): Use it to build variants with
2909 the original qualifiers and attributes.
2911 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2913 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2914 without a fallthrough edge.
2916 2009-09-16 DJ Delorie <dj@redhat.com>
2918 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2919 chip and ignore the "fast_interrupt" attribute if so.
2921 2009-09-16 Richard Henderson <rth@redhat.com>
2924 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2927 2009-09-16 Richard Henderson <rth@redhat.com>
2930 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2931 is set only if DECL_NO_STATIC_CHAIN is unset.
2932 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2933 (FOR_EACH_NEST_INFO): New.
2934 (walk_all_functions): Use it.
2935 (finalize_nesting_tree): Likewise.
2936 (unnest_nesting_tree): Likewise.
2937 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2938 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2939 (convert_gimple_call): Early out if gimple_call_chain already set.
2940 (convert_all_function_calls): Iterate until no new functions
2941 require a static chain.
2942 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2943 when building a trampoline. Use dump_function_to_file instead
2945 (lower_nested_functions): Open dump_file. Validate that decls
2946 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2947 bit reset by this pass.
2949 2009-09-16 Michael Matz <matz@suse.de>
2952 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2953 shorten decl_common_unused.
2954 (DECL_RESTRICTED_P): New accessor.
2955 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2956 to disambiguate marked decls and restrict pointers.
2958 2009-09-16 Richard Henderson <rth@redhat.com>
2961 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2963 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2965 * integrate.c (set_block_abstract_flags): Call
2966 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2968 2009-09-16 Richard Guenther <rguenther@suse.de>
2971 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2974 2009-09-16 DJ Delorie <dj@redhat.com>
2975 Kaz Kojima <kkojima@gcc.gnu.org>
2977 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2978 (sh_expand_prologue): Update calls to output_stack_adjust.
2979 (sh_expand_epilogue): Likewise.
2981 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2984 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2985 trying to limit the extent of searches in the insn stream.
2987 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2988 Jakub Jelinek <jakub@redhat.com>
2992 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2994 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2995 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2996 (rs6000_savres_strategy): Always save FP registers inline if the
2997 target doesn't support hardware double-precision. Set the above
2998 bits in return value when needed.
2999 (rs6000_savres_routine_sym): Fix computation for cache selector.
3000 Mark the generated symbol as a function. Rename exitp argument to
3001 lr. Move code for determining the name of the symbol...
3002 (rs6000_savres_routine_name): ...here. New function. Add cases for
3003 getting the names right on AIX and 64-bit Linux.
3004 (savres_routine_name): New variable.
3005 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3006 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3007 on what the target routine uses as a base register. If savep && lr
3008 describe saving of r0 into memory slot.
3009 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3010 line calls for AIX ABI.
3011 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3012 determine FP save/restore functions.
3013 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3014 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3016 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3017 Duplicate restoration of LR and execute the appropriate one
3018 depending on whether GPRs are being restored inline. Set r11 from
3019 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3020 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3021 Fix out of line calls for AIX ABI.
3022 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3024 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3026 (*restore_gpregs_spe): Likewise.
3027 (*return_and_restore_gpregs_spe): Likewise.
3028 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3029 Define to empty string unconditionally.
3030 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3031 Define to empty string unconditionally.
3032 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3035 2009-09-15 Jan Hubicka <jh@suse.cz>
3037 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3038 * params.def (inline-insns-auto): Likewise.
3040 2009-09-15 Martin Jambor <mjambor@suse.cz>
3042 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3043 individual statements only at TDF_DETAILS dump level. Format
3044 source for 80 characters per line.
3046 2009-09-15 Christian Bruel <christian.bruel@st.com>
3048 * regrename.c (do_replace): Update REG_DEAD notes.
3050 2009-09-15 Revital Eres <eres@il.ibm.com>
3052 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3053 * targhooks.c (default_builtin_support_vector_misalignment):
3054 New builtin function.
3055 * targhooks.h (default_builtin_support_vector_misalignment):
3057 * target.h (builtin_support_vector_misalignment):
3058 New field in struct gcc_target.
3059 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3060 new builtin function.
3061 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3063 * config/rs6000/rs6000.c
3064 (rs6000_builtin_support_vector_misalignment): New function.
3065 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3067 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3069 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3071 (bfin_optimize_loop): Likewise.
3072 (bfin_gen_bundles): Likewise.
3073 (workaround_speculation): Likewise.
3074 (find_load): Return NULL_RTX for debug_insn.
3076 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3078 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3081 2009-09-14 DJ Delorie <dj@redhat.com>
3083 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3084 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3087 2009-09-14 Richard Henderson <rth@redhat.com>
3088 Jakub Jelinek <jakub@redhat.com>
3090 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3091 * cfgbuild.c (make_edges): Handle asm goto.
3092 * cfglayout.c (fixup_reorder_chain): Likewise.
3093 * cfgrtl.c (patch_jump_insn): Likewise.
3094 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3095 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3096 (gimple_build_asm_vec): Add and use labels parameter.
3097 (gimple_build_asm): Remove.
3098 (walk_gimple_asm): Walk labels too.
3099 * gimple.def (GIMPLE_ASM): Update docs.
3100 * gimple.h: Update decls.
3101 (struct gimple_statement_asm): Change nc to use unsigned char;
3103 (gimple_asm_nlabels): New.
3104 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3105 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3106 into gimple_build_asm_vec.
3107 * jump.c (mark_jump_label_asm): New.
3108 (mark_jump_label): Use it.
3109 (redirect_jump_1): Handle asm goto.
3110 (invert_jump_1): Soft fail if X is null.
3111 * recog.c (extract_asm_operands): New.
3112 (asm_noperands): Use it; handle asm labels.
3113 (decode_asm_operands): Use extract_asm_operands.
3114 (asm_operand_ok): Properly handle empty string.
3115 * reg-stack.c (get_asm_operands_in_out): Rename from
3116 get_asm_operand_n_inputs; use extract_asm_operands; return both
3117 inputs and outputs by reference; update all callers.
3118 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3119 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3120 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3121 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3122 (extract_asm_operands): Declare.
3123 * stmt.c (expand_asm_operands): Add and use labels parameter.
3124 (check_unique_operand_names): Likewise.
3125 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3126 (expand_asm_stmt): Handle asm labels.
3127 * tree-cfg.c (make_gimple_asm_edges): New.
3128 (make_edges): Use it.
3129 (cleanup_dead_labels): Handle asm labels.
3130 (is_ctrl_altering_stmt): Likewise.
3131 (gimple_redirect_edge_and_branch): Likewise.
3132 * tree.def (ASM_EXPR): Add 5th operand.
3133 * tree.h (ASM_LABELS): New.
3134 (resolve_asm_operand_names): Update decl.
3136 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3137 (c_parser_asm_goto_operands): New.
3138 * c-tree.h (build_asm_expr): Update decl.
3139 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3140 * doc/extend.texi: Document asm goto.
3142 2009-09-14 Richard Henderson <rth@redhat.com>
3144 * except.h: Update declarations.
3145 (struct pointer_map_t): Forward declare.
3146 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3147 (struct eh_landing_pad_d, eh_landing_pad): New.
3148 (struct eh_catch_d, eh_catch): New.
3149 (struct eh_region_d): Remove next_region_sharing_label, aka,
3150 label, tree_label, landing_pad, post_landing_pad, resume,
3151 may_contain_throw. Rename region_number to index. Remove
3152 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3153 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3154 (VEC(eh_landing_pad,gc)): New.
3155 (struct eh_status): Remove last_region_number. Add lp_array,
3156 throw_stmt_table, ttype_data, ehspec_data.
3157 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3158 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3159 * except.c (lang_protect_cleanup_actions): Return tree.
3160 (struct ehl_map_entry): Remove.
3161 (init_eh_for_function): Push zero entries for region and lp_array.
3162 (gen_eh_region): Add to region_array immediately.
3163 (gen_eh_region_catch): Operate on eh_catch objects.
3164 (gen_eh_landing_pad): New.
3165 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3166 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3167 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3168 (get_eh_landing_pad_from_number_fn): New.
3169 (get_eh_landing_pad_from_number): New.
3170 (get_eh_region_from_lp_number_fn): New.
3171 (get_eh_region_from_lp_number): New.
3172 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3173 (get_exception_pointer, get_exception_filter): Remove.
3174 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3175 (current_function_has_exception_handlers): Simplify.
3176 (bring_to_root, eh_region_replaceable_by_p): Remove.
3177 (replace_region, hash_type_list, hash_eh_region): Remove.
3178 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3179 (label_to_region_map, num_eh_regions): Remove.
3180 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3181 (find_exception_handler_labels): Remove.
3182 (duplicate_eh_regions_0, find_prev_try): Remove.
3183 (struct duplicate_eh_regions_data): New.
3184 (duplicate_eh_regions_1): Rewrite.
3185 (duplicate_eh_regions): Return a pointer map instead of an
3187 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3188 (redirect_eh_edge_to_label): Remove.
3189 (eh_region_outermost): Rewrite using eh_region pointers
3190 instead of integers.
3191 (add_ttypes_entry): Update for ttype_data move to eh_status.
3192 (add_ehspec_entry): Rewrite with VEC instead of varray.
3193 (assign_filter_values): Likewise. Export.
3194 (build_post_landing_pads, connect_post_landing_pads): Remove.
3195 (dw2_build_landing_pads): Rewrite to use lp_array.
3196 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3197 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3198 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3199 (sjlj_mark_call_sites): Update for landing pad numbers.
3200 (finish_eh_generation): Rewrite.
3201 (gate_handle_eh): Do nothing for no eh tree.
3202 (pass_rtl_eh): Move up near finish_eh_generation.
3203 (remove_eh_landing_pad): New.
3204 (remove_eh_handler): Export.
3205 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3206 (for_each_eh_label): Rewrite to use lp_array.
3207 (make_reg_eh_region_note): New.
3208 (make_reg_eh_region_note_nothrow_nononlocal): New.
3209 (insn_could_throw_p): New.
3210 (copy_reg_eh_region_note_forward): New.
3211 (copy_reg_eh_region_note_backward): New.
3212 (check_handled, add_reachable_handler): Remove.
3213 (reachable_next_level, foreach_reachable_handler): Remove.
3214 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3215 (get_eh_region_and_lp_from_rtx): New.
3216 (get_eh_region_from_rtx): New.
3217 (can_throw_internal_1, can_throw_external_1): Remove.
3218 (can_throw_internal): Use get_eh_region_from_rtx.
3219 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3220 (insn_nothrow_p, can_nonlocal_goto): New.
3221 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3222 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3223 (add_action_record): Use VEC not varray.
3224 (collect_one_action_chain): Update for eh_region changes.
3225 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3226 Use get_eh_region_and_lp_from_rtx.
3227 (gate_convert_to_eh_region_ranges): New.
3228 (pass_convert_to_eh_region_ranges): Use it.
3229 (push_uleb128, push_sleb128): Use VEC not varray.
3230 (output_one_function_exception_table): Likewise.
3231 (dump_eh_tree): Update for eh_region changes.
3232 (verify_eh_tree): Likewise.
3233 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3234 * tree-eh.c: Include target.h.
3235 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3236 Don't disallow GIMPLE_RESX; adjust argument check.
3237 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3238 (record_stmt_eh_region): Update for landing pad numbers;
3239 generate a landing pad if necessary.
3240 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3241 (remove_stmt_from_eh_lp_fn): Similarly.
3242 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3243 Update for lp numbers; don't special case missing throw_stmt_table.
3244 (lookup_expr_eh_lp): Similarly.
3245 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3246 (eh_seq, eh_region_may_contain_throw): New.
3247 (struct leh_state): Add ehp_region.
3248 (struct leh_tf_state): Remove eh_label.
3249 (emit_post_landing_pad): New.
3250 (emit_resx, emit_eh_dispatch): New.
3251 (note_eh_region_may_contain_throw): New.
3252 (frob_into_branch_around): Take eh_region not eh label;
3253 emit eh code into eh_seq.
3254 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3255 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3256 lower_eh_must_not_throw. Emit code to eh_seq.
3257 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3258 (lower_try_finally_onedest): Likewise.
3259 (lower_try_finally_copy): Likewise.
3260 (lower_try_finally_switch): Likewise.
3261 (lower_try_finally): Initialize ehp_region.
3262 (lower_catch): Update for eh_catch objects.
3263 (lower_eh_filter): Don't handle must_not_throw.
3264 (lower_eh_must_not_throw): New.
3265 (lower_cleanup): Don't set eh_label.
3266 (lower_eh_constructs_2): Resolve eh builtins.
3267 Handle GIMPLE_EH_MUST_NOT_THROW.
3268 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3269 Add eh_seq to the end of the function body.
3270 (make_eh_dispatch_edges): New.
3271 (make_eh_edge): Remove.
3272 (make_eh_edges): Simplify for landing pads.
3273 (redirect_eh_edge_1): New.
3274 (redirect_eh_edge): Use it.
3275 (redirect_eh_dispatch_edge): New.
3276 (stmt_could_throw_p): Use a switch. Allow RESX.
3277 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3278 (stmt_can_throw_internal): Likewise.
3279 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3280 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3281 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3282 (gate_refactor_eh): New.
3283 (pass_refactor_eh): Use it.
3284 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3285 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3286 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3287 (remove_unreachable_handlers): Rename from
3288 tree_remove_unreachable_handlers; rewrite for landing pads;
3289 call remove_eh_handler directly.
3290 (remove_unreachable_handlers_no_lp): New.
3291 (unsplit_eh, unsplit_all_eh): New.
3292 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3293 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3294 (cleanup_empty_eh_unsplit): New.
3295 (cleanup_empty_eh): Rewrite.
3296 (cleanup_all_empty_eh): New.
3297 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3298 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3299 (gate_cleanup_eh): New.
3300 (pass_cleanup_eh): Use it.
3301 (verify_eh_edges): Move later in file. Expect one EH edge.
3302 (verify_eh_dispatch_edge): New.
3304 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3305 (gtype-desc.o): Add TARGET_H.
3306 (tree.o): Use EXCEPT_H, not except.h.
3307 (cfgbuild.o): Add EXPR_H.
3308 (GTFILES): Add vecprim.h.
3309 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3310 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3311 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3312 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3313 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3314 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3315 calls to can_throw_internal.
3316 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3317 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3318 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3319 (expand_gimple_stmt): Use make_reg_eh_region_note.
3320 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3321 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3322 or find_exception_handler_labels.
3323 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3324 there is exacly one EH edge. Use can_nonlocal_goto and
3326 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3327 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3328 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3329 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3330 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3331 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3332 * dse.c (scan_insn): Use insn_could_throw_p.
3333 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3334 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3335 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3336 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3337 EXC_PTR_EXPR or FILTER_EXPR.
3338 (tree_expr_nonzero_warnv_p): Likewise.
3339 * function.h: Include vecprim.h, not varray.h
3340 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3341 move ttype_data and ehspec_data members to struct eh_status; change
3342 action_record_data member to a VEC.
3343 * gcse.c (hash_scan_set): Use can_throw_internal.
3344 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3345 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3346 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3347 (block_may_fallthru): Don't handle RESX_EXPR.
3348 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3349 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3350 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3351 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3352 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3353 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3354 (gimple_size): Likewise.
3355 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3356 (gimple_build_resx): Use gimple_build_with_ops.
3357 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3358 (is_gimple_val): Likewise.
3359 (is_gimple_stmt): Remove RESX_EXPR.
3360 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3361 (GIMPLE_RESX): Reorder with other EH constructs.
3362 * gimple.h (struct gimple_statement_eh_mnt): New.
3363 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3364 (gimple_eh_filter_must_not_throw): Remove.
3365 (gimple_eh_filter_set_must_not_throw): Remove.
3366 (gimple_eh_must_not_throw_fndecl): New.
3367 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3368 (is_gimple_resx): New.
3369 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3370 Don't copy EH_FILTER_MUST_NOT_THROW.
3371 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3372 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3373 handle must_not_throw_labels specially.
3374 * ipa-pure-const.c (check_call): Update debug statement for LP.
3375 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3376 * ipa-utils.c (get_base_var): Likewise.
3377 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3378 * lower-subreg.c (move_eh_region_note): Remove.
3379 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3380 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3381 (create_task_copyfn): Likewise.
3382 (maybe_catch_exception): Use gimple_build_eh_filter.
3383 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3384 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3385 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3386 and pass_lower_resx.
3387 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3388 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3389 can_throw_internal, can_nonlocal_goto.
3390 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3391 copy_reg_eh_region_note_forward.
3392 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3393 (emit_output_reload_insns): Likewise.
3394 (copy_eh_notes): Remove.
3395 * rtl.def (RESX): Remove.
3396 * rtl.h: Update declarations.
3397 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3398 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3399 (update_eh_label): Remove.
3400 (cleanup_dead_labels_eh): New.
3401 (cleanup_deal_labels): Use it instead of update_eh_label.
3402 (gimple_merge_blocks): Update landing pad data structure when
3403 removing a landing pad label.
3404 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3405 test; handle GIMPLE_EH_MUST_NOT_THROW.
3406 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3407 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3408 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3409 (verify_stmt): Likewise. Verify landing pads.
3410 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3411 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3412 (struct move_stmt_d): Add eh_map.
3413 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3414 (move_stmt_r): Remap eh region numbers in builtin calls,
3415 resx and eh_dispatch.
3416 (move_block_to_fn): Remove eh_offset parameter. Use
3417 maybe_duplicate_eh_stmt_fn.
3418 (find_outermost_region_in_block): Operate on eh_region pointers
3419 instead of region numbers.
3420 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3421 duplicate_eh_regions.
3422 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3423 test earlier. Disallow EH landing pads.
3424 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3425 * tree-flow.h: Update declarations.
3426 (struct tree_ann_common_d): Replace rn with lp_nr.
3427 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3428 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3429 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3430 resx and eh_dispatch.
3431 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3432 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3433 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3434 from duplicate_eh_regions.
3435 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3436 update RESX; handle EH_DISPATCH.
3437 (expand_call_inline): Set eh_lp_nr, not eh_region.
3438 (maybe_inline_call_in_expr): Likewise.
3439 * tree-inline.h (struct copy_body_data): Replace eh_region with
3440 eh_lp_nr, eh_region_offset with eh_map.
3441 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3442 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3443 * tree-pretty-print.c (dump_generic_node): Don't handle
3444 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3445 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3446 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3447 EXC_PTR_EXPR, FILTER_EXPR.
3448 * tree-ssa-operands.c (get_expr_operands): Likewise.
3449 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3450 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3451 (ao_ref_init_from_vn_reference): Likewise.
3452 * tree-ssa-sink.c (statement_sink_location): Likewise.
3453 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3454 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3455 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3456 EXC_PTR_EXPR, FILTER_EXPR.
3457 (is_exception_related): Remove.
3458 (compute_avail): Don't call it.
3459 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3460 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3461 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3462 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3464 (build_resx): Remove.
3465 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3466 * tree.h: Update declarations.
3467 (EH_FILTER_MUST_NOT_THROW): Remove.
3468 (struct tree_label_decl): Add eh_landing_pad_nr.
3469 (EH_LANDING_PAD_NR): New.
3470 * value-prof.c (gimple_ic): Tidy variable names. Update for
3471 landing pad numbers.
3472 (gimple_stringop_fixed_value): Tidy variable names. Assert
3473 that neither call stmt can throw.
3474 * vecprim.h (uchar): New.
3475 (VEC(uchar,heap), VEC(uchar,gc)): New.
3477 * c-common.c (c_define_builtins): Update call to
3478 build_common_builtin_nodes.
3479 * c-parser.c (c_parse_file): Don't call
3480 default_init_unwind_resume_libfunc.
3482 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3484 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
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.
3489 (mips_must_initialize_gp_p): Declare.
3490 (mips_emit_save_slot_move): Likewise.
3491 (mips_output_load_label): Return nothing.
3492 (mips_eh_uses): Declare.
3493 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3494 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3495 (TARGET_ABSOLUTE_JUMPS): Likewise.
3496 (EH_USES): Likewise.
3497 (FIRST_PSEUDO_REGISTER): Update comment.
3498 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3499 (MIPS_CALL): ...here.
3500 (REGISTER_NAMES): Add $cprestore.
3501 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3502 Add load_label_length, has_inflexible_gp_insn_p,
3503 has_flexible_gp_insn_p, must_initialize_gp_p and
3504 must_restore_gp_when_clobbered_p.
3505 (mips_expand_call): Don't generate split instructions here.
3506 (mips_split_call): Update the call to mips_restore_gp after
3507 the above name change.
3508 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3509 (mips_find_gp_ref): New function.
3510 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3511 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3512 (mips_insn_has_flexible_gp_ref_p): Likewise.
3513 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3514 (mips_function_has_gp_insn): Delete.
3515 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3516 Use the new functions above. Only return INVALID_REGNUM
3517 for TARGET_ABSOLUTE_JUMPS.
3518 (mips_must_initialize_gp_p): New function.
3519 (mips_get_cprestore_base_and_offset): New function, extracted from...
3520 (mips_cprestore_slot): ...here. Take a bool parameter.
3521 (mips_cfun_has_cprestore_slot_p): New function.
3522 (mips_cprestore_address_p): Likewise.
3523 (mips_save_gp_to_cprestore_slot): Likewise.
3524 (mips_restore_gp): Rename to...
3525 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3526 epilogue_completed. Update the call to mips_cprestore_slot.
3527 Test cfun->machine->must_restore_gp_when_clobbered_p.
3528 (mips_direct_save_slot_move_p): New function.
3529 (mips_emit_save_slot_move): Likewise.
3530 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3531 of cfun->machine->global_pointer.
3532 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3533 (mips_save_reg): Use mips_emit_save_slot_move.
3534 (mips_expand_prologue): Set must_initialize_gp_p.
3535 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3536 for all cprestore saves. Emit a use_cprestore instruction after
3537 setting up the cprestore slot.
3538 (mips_restore_reg): Use mips_emit_save_slot_move.
3539 (mips_process_load_label): New function.
3540 (mips_load_label_length): Likewise.
3541 (mips_output_load_label): Don't return asm: output it here instead.
3542 Use mips_process_load_label.
3543 (mips_adjust_insn_length): Adjust the length of branch instructions
3544 that have length MAX_PIC_BRANCH_LENGTH.
3545 (mips_output_conditional_branch): Update the call to
3546 mips_output_load_label. Assume the branch target is OPERANDS[0]
3547 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3548 (mips_output_order_conditional_branch): Swap the meaning of
3549 OPERANDS[0] and OPERANDS[1].
3550 (mips_variable_issue): Don't count ghost instructions.
3551 (mips_expand_ghost_gp_insns): New function.
3552 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3553 (mips_output_mi_thunk): Set must_initialize_gp_p.
3554 (mips_eh_uses): New function.
3555 * config/mips/predicates.md (cprestore_save_slot_operand)
3556 (cprestore_load_slot_operand): New predicates.
3557 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3558 (UNSPEC_MOVE_GP): Likewise.
3559 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3560 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3561 (CPRESTORE_SLOT_REGNUM): New register.
3562 (MAX_PIC_BRANCH_LENGTH): New constant.
3563 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3564 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3565 branches. Fix commentary.
3566 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3567 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3568 Change type to "ghost".
3569 (loadgp_absolute_<mode>): Likewise.
3570 (loadgp_rtp_<mode>): Likewise.
3571 (copygp_mips16): Likewise.
3572 (loadgp_blockage): Remove redundant mode attribute.
3573 (potential_cprestore): New instruction.
3574 (cprestore): Turn into an unspec set.
3575 (use_cprestore): New instruction.
3576 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3577 (*branch_fp_inverted): Likewise.
3578 (*branch_order<mode>): Likewise.
3579 (*branch_order<mode>_inverted): Likewise.
3580 (*branch_equality<mode>): Likewise.
3581 (*branch_equality<mode>_inverted): Likewise.
3582 (*branch_bit<bbv><mode>): Likewise.
3583 (*branch_bit<bbv><mode>_inverted): Likewise.
3584 (*branch_equality<mode>_mips16): Remove redundant mode.
3585 (jump): Turn into a define_expand.
3586 (*jump_absolute): New instruction.
3587 (*jump_pic): Likewise.
3588 (*jump_mips16): Rename previously-unnamed pattern. Remove
3589 redundant mode attribute.
3590 (restore_gp): Split on epilogue_completed rather than
3591 reload_completed. Change type to "ghost".
3592 (move_gp<mode>): New instruction.
3593 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3594 Remove redundant mode attribute.
3595 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3596 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3597 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3599 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3602 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3603 are returned in the same register (vs34 or v2) that Altivec vector
3604 types are returned in.
3605 (rs6000_libcall_value): Ditto.
3608 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3609 instead of explicit addsi3/adddi3 calls.
3610 (rs6000_split_multireg_move): Ditto.
3611 (rs6000_emit_allocate_stack): Ditto.
3612 (rs6000_emit_prologue): Ditto.
3613 (rs6000_output_mi_thunk): Ditto.
3615 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3616 size is 64 bits if we can use 64-bit registers.
3618 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3620 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3623 From Jie Zhang <jie.zhang@analog.com>:
3624 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3625 save FP and RETS with saveall attribute.
3626 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3627 with saveall attribute.
3629 * config/bfin/bfin.c (bfin_expand_builtin,
3630 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3633 From Jie Zhang <jie.zhang@analog.com>:
3634 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3635 before use in two places.
3636 * config/bfin/bfin.md (AREG): Define mode iterator.
3637 (reload_in, reload_out): Use mode iterator AREG.
3639 2009-09-14 Richard Guenther <rguenther@suse.de>
3642 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3643 EH personality path.
3645 2009-09-13 Richard Guenther <rguenther@suse.de>
3646 Rafael Avila de Espindola <espindola@google.com>
3648 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3649 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3650 (LANG_HOOKS_INITIALIZER): Adjust.
3651 (lhd_pass_through_t): Declare.
3652 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3654 * langhooks.c (lhd_pass_through_t): New function.
3655 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3656 dwarf2out_begin_prologue): Use personality from current_function_decl.
3657 * expr.h (get_personality_function): Declare.
3658 * expr.c (get_personality_function): New function.
3659 (build_personality_function): Likewise.
3660 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3661 (eh_personality_libfunc): Remove.
3662 * optabs.c (build_libfunc_function): New function split out from ...
3663 (init_one_libfunc): ... here.
3664 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3665 (tree_function_decl): Add personality.
3666 (lhd_gcc_personality): Declare.
3667 (build_personality_function): Likewise.
3668 * tree.c (gcc_eh_personality_decl): New.
3669 (lhd_gcc_personality): New function.
3670 * except.h (lang_eh_runtime_type): Remove.
3671 (enum eh_personality_kind): New.
3672 (build_personality_function): Declare.
3673 (function_needs_eh_personality): Declare.
3674 * except.c (lang_eh_runtime_type): Remove.
3675 (function_needs_eh_personality): New function.
3676 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3677 (sjlj_emit_function_enter, output_function_exception_table):
3678 Use personality from current_function_decl.
3679 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3680 * tree-inline.c (tree_can_inline_p): Do not inline across different
3682 (expand_call_inline): Likewise. Adjust the callers EH personality.
3683 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3684 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3685 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3686 (c-parser.o): Likewise
3687 * c-tree.h (c_eh_initialized_p): Remove.
3688 (c_maybe_initialize_eh): Likewise.
3689 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3690 (finish_decl): Don't call c_maybe_initialize_eh.
3691 (c_eh_initialized_p): Remove.
3692 (c_maybe_initialize_eh): Likewise.
3693 * c-parser.c (c_parser_omp_construct): Likewise.
3694 (c_parse_file): Initialize exception handling.
3696 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3698 * config.gcc (tm_file): Remove i386/biarch32.h
3699 for i?86-w64-mingw* case.
3700 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3702 * config.host: Set for x64 mingw the option
3703 use_long_long_for_widest_fast_int to yes.
3705 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3707 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3708 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3709 (dbxout_begin_function): Likewise.
3710 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3711 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3712 set on the function.
3713 (final_end_function): Likewise.
3714 (final_scan_insn): Likewise.
3715 (rest_of_handle_final): Likewise.
3716 * varasm.c (assemble_start_function): Likewise.
3717 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3719 2009-09-12 Jason Merrill <jason@redhat.com>
3721 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3722 * opts.c (common_handle_option): constify.
3724 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3726 * doc/install.texi (avr): Remove obsolete reference site.
3728 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3730 * doc/install.texi (Binaries): Adjust AIX link.
3732 2009-09-12 Akim Demaille <demaille@gostai.com>
3734 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3735 Use an imperative sentence.
3737 2009-09-11 Richard Henderson <rth@redhat.com>
3739 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3740 structure-name and has-tree-operands arguments; update all entries.
3741 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3743 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3744 (gsstruct_code_size): New.
3745 (gss_for_code_): New.
3746 (gss_for_code): Remove.
3747 (gimple_size): Rewrite using gsstruct_code_size.
3748 (gimple_statement_structure): Move to gimple.h.
3749 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3750 (gss_for_code, gimple_statement_structure): New.
3751 (gimple_ops): Use new arrays; tidy.
3753 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3755 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3756 operand to be a PLUS expression.
3757 * config/pa/pa.c (pa_secondary_reload): Likewise.
3759 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3761 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3763 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3766 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3768 From Jie Zhang <jie.zhang@analog.com>:
3769 * doc/extend.texi (node Function Attributes): Document l2
3771 (node Blackfin Variable Attributes): Document l2 variable attributes.
3773 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3775 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3776 to match the system compiler's configuration at inflection point.
3777 Add comment to remark a remaining difference with system compiler.
3779 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3780 * configure: Regenerate.
3782 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3784 From Jie Zhang <jie.zhang@analog.com>:
3785 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3786 (bfin_handle_l2_attribute): New.
3787 (bfin_attribute_table): Add l2 attribute.
3789 2009-09-11 Michael Matz <matz@suse.de>
3792 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3793 on the local_decls list.
3795 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3799 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3801 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3802 for VALUEs, to implement the documented interface.
3803 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3804 Adjust for VALUEs and anything else, to implement the
3805 documented interface.
3807 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3809 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3810 with actual SPE/paired vector modes before using 64-bit alignment.
3811 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3813 2009-09-10 DJ Delorie <dj@redhat.com>
3815 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3818 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3819 * config/mep/mep.c (mep_legitimate_constant_p): New.
3820 * config/mep/mep-protos.h: Prototype it.
3822 2009-09-10 Richard Henderson <rth@redhat.com>
3824 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3826 2009-09-10 Jason Merrill <jason@redhat.com>
3828 * tree.c (chain_index): New fn.
3829 * tree.h: Declare it.
3831 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3833 * config/sol2-c.c (cmn_err_length_specs): Initialize
3834 scalar_identity_flag.
3836 2009-09-10 Richard Henderson <rth@redhat.com>
3838 * tree.h (struct tree_decl_common): Move align member earlier;
3839 move label_decl_uid member ...
3840 (struct tree_label_decl): ... here.
3841 (LABEL_DECL_UID): Update to match.
3843 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3846 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3847 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3849 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3850 dest_prev if the edge is complex.
3852 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3854 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3855 loop latch tests earlier.
3857 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3858 before GIMPLE_RETURN, not after its predecessor; insert
3861 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3862 gimple_seq_empty_p to test for no PHI nodes.
3863 * tree-cfg.c (split_critical_edges): Likewise.
3865 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3867 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3869 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3870 introduced by the VTA branch merge.
3872 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3874 * ira-conflicts.c: Use fputs or putc instead of fprintf
3878 * tree-switch-conversion.c: Ditto.
3880 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3882 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3883 introduced by the VTA branch merge.
3885 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3888 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3890 PR rtl-optimization/39779
3891 * expr.c (convert_modes): Return when mode == oldmode after
3892 CONST_INTs are processed.
3894 2009-09-10 Nick Clifton <nickc@redhat.com>
3896 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3897 attribute and referring decl when creating renamed symbol.
3899 2009-09-10 Richard Guenther <rguenther@suse.de>
3902 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3904 (cgraph_finalize_compilation_unit): Compute reachability
3905 before emitting thunks. Properly process aliases before
3906 possibly removing unreachable nodes.
3908 2009-09-10 Richard Guenther <rguenther@suse.de>
3911 * tree.c (struct free_lang_data_d): Add worklist member.
3912 (find_decls_types_r): Push onto the worklist instead of recursing.
3913 Handle TREE_BINFOs properly.
3914 (find_decls_types): New function wrapped around find_decls_types_r
3915 to process the worklist.
3916 (find_decls_types_in_eh_region): Use it.
3917 (find_decls_types_in_node): Likewise.
3918 (find_decls_types_in_var): Likewise.
3919 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3920 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3921 (AGGREGATE_TYPE_P): Adjust.
3923 2009-09-09 Jason Merrill <jason@redhat.com>
3925 * configure.ac: Check glibc version even if we have an in-tree
3928 2009-09-09 Anthony Green <green@moxielogic.com>
3930 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3931 the constant 0 when appropriate.
3932 * config/moxie/constraints.md: Add constraint O.
3934 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3935 to pass up to 6 32-bit argument values in registers.
3936 (moxie_function_arg): Ditto.
3937 (moxie_arg_partial_bytes): Ditto.
3938 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3939 (REG_PARM_STACK_SPACE): Ditto.
3940 (FUNCTION_ARG_REGNO_P): Ditto.
3942 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3943 instruction to allocate stack space.
3945 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3947 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3948 unnecessarily stringent constraints. Fix address
3949 calculation in the splitters.
3951 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3953 PR rtl-optimization/39779
3954 * expr.c (convert_modes): Return when mode == oldmode after
3955 CONST_INTs are processed.
3957 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3960 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3961 (ix86_expand_prologue): Take frame.padding0 into logic of
3963 (ix86_expand_epilogue): Likewise.
3965 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3967 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3969 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3970 * config/t-slibgcc-libgcc: New file.
3971 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3973 2009-09-09 Martin Jambor <mjambor@suse.cz>
3975 PR tree-optimization/41089
3976 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3979 2009-09-09 Richard Henderson <rth@redhat.com>
3981 * gimple.h (CASE_GIMPLE_OMP): New.
3982 (is_gimple_omp): Use it.
3983 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3984 (verify_gimple_debug): Likewise.
3986 2009-09-09 Richard Guenther <rguenther@suse.de>
3988 PR tree-optimization/41101
3989 * tree-ssa-pre.c (maximal_set): Remove.
3990 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3991 Defer all blocks we didn't visit at least one successor.
3992 (add_to_exp_gen): Do not add to the maximal set.
3993 (make_values_for_phi): Likewise.
3994 (compute_avail): Likewise.
3995 (init_pre): Do not allocate the maximal set.
3996 (execute_pre): Do not dump it.
3998 2009-09-09 Martin Jambor <mjambor@suse.cz>
4000 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4001 an SSA_NAME rather than a is_gimple_variable.
4003 2009-09-09 Richard Guenther <rguenther@suse.de>
4006 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4007 code dealing with plain pointer bases.
4008 (maybe_fold_offset_to_reference): Likewise.
4009 (maybe_fold_stmt_addition): Adjust.
4011 2009-09-09 Richard Guenther <rguenther@suse.de>
4013 * tree.c (free_lang_data_in_type): Do not free the type variant
4015 (free_lang_data): Merge char_type_node with its properly signed
4017 (pass_ipa_free): Collect after freeing language specific data.
4019 2009-09-09 Michael Matz <matz@suse.de>
4022 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4023 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4024 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4027 2009-09-08 DJ Delorie <dj@redhat.com>
4029 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4031 2009-09-04 Jason Merrill <jason@redhat.com>
4033 * tree.c (tree_find_value): Remove.
4034 * tree.h: Remove prototype.
4035 * varasm.c (assemble_external): Use value_member instead.
4037 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4039 * toplev.c (process_options): Choose default debugging type when
4040 gtoggle enables debug info and type is unset.
4042 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4046 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4049 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4051 * configure: Rebuilt with modified libtool.m4.
4053 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4058 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4060 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4062 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4063 (remove_statement): Likewise.
4064 (rewrite_use_nonlinear_expr): Adjust.
4065 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4066 * tree-ssa.c (release_defs_bitset): ... this. New.
4067 * tree-flow.h (release_defs_bitset): Declare.
4069 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4072 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4073 in the middle block.
4075 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4077 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4078 via intptr_t to long type.
4079 (insert_operand_rank): Cast long type via intptr_t to
4081 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4083 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4084 from pointer to unsigned via uintptr_t.
4086 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4087 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4089 * configure: Regenerated.
4090 * config.in: Regenerated
4091 * system.h (stdint.h): Add include.
4092 (inttypes.h): Likewise.
4093 * Makefile.in (aclocal): Add config/stdint.m4.
4094 * aclocal.m4: Regenerated.
4096 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4098 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4100 (note_np_check_stores): New function.
4101 (harmless_null_pointer_p): New function.
4102 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4103 changed. Take into account whether we're in the shadow of a condjump
4104 that tested NP_REG for NULL.
4105 Lose all code that tested for SEQUENCEs.
4106 (workaround_speculation): Avoid inserting NOPs for loads that are
4107 either always executed or a NULL pointer.
4109 2009-09-08 Jan Hubicka <jh@suse.cz>
4111 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4112 * params.def (early-inlining-insns): Likewise.
4114 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4116 PR rtl-optimization/41239
4117 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4118 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4120 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4121 across calls, as the calls might not always return normally.
4122 (call_may_noreturn_p): New function.
4123 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4124 (init_deps): Initialize it.
4125 (remove_from_deps): Also remove calls from
4126 last_function_call_may_noreturn list.
4128 2009-09-07 Richard Henderson <rth@redhat.com>
4130 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4131 more VR->OPERANDS than LHS operands. Free LHS before returning.
4133 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4135 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4136 (attr "addrtype"): New member "spreg".
4137 Use it if mem_spfp_address_operand is true for the address.
4138 (attr "type"): New entry "stall".
4139 (cpu_unit "load"): New.
4140 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4142 (insn_reservation "loadsp"): New.
4143 (insn_reservation "load_stall1"): New.
4144 (insn_reservation "load_stall3"): New.
4146 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4147 (mem_p_address_operand): Exclude stack and frame pointer based
4149 (mem_spfp_address_operand): New; match them here.
4150 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4151 (bfin_reorg): Call it if scheduling insns.
4152 (bfin_gen_bundles): Remove dummy insns created by
4153 add_sched_insns_for_speculation.
4155 From Jie Zhang <jie.zhang@analog.com>:
4156 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4157 bfin_si_revision, bfin_workarounds): Move these ...
4158 * config/bfin/bfin.h: ... here.
4160 From Mike Frysinger <michael.frysinger@analog.com>
4161 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4162 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4163 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4164 bf547m, bf548m, and bf549m.
4165 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4166 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4167 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4168 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4169 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4170 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4171 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4172 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4173 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4174 bf542m, bf544m, bf547m, bf548m, and bf549m.
4176 From Jie Zhang <jie.zhang@analog.com>:
4177 * config/bfin/predicates.md (p_register_operand): New predicate.
4178 (dp_register_operand): New predicate.
4179 * config/bfin/bfin-protos.h (WA_05000074): Define.
4180 (ENABLE_WA_05000074): Define.
4181 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4182 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4183 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4184 (define_attr addrtype): Allow load/store register to be P register.
4185 (define_attr storereg): New.
4186 (define_cpu_unit anomaly_05000074): New.
4187 (define_insn_reservation dsp32shiftimm): New.
4188 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4189 (define_insn_reservation loadp): Cannot use slot2.
4190 (define_insn_reservation loadsp): Cannot use slot2.
4191 (define_insn_reservation storep): Cannot use slot2. Does not
4192 apply when working around 05000074.
4193 (define_insn_reservation storep_anomaly_05000074): New.
4194 (define_insn_reservation storei): Does not apply when working
4196 (define_insn_reservation storei_anomaly_05000074): New.
4197 (define_attr length): Add dsp32shiftimm case.
4198 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4199 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4200 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4201 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4202 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4204 2009-09-07 Martin Jambor <mjambor@suse.cz>
4207 * tree-sra.c (create_artificial_child_access): Return NULL if
4208 build_ref_for_offset fails.
4209 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4210 and create_artificial_child_access to fail.
4212 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4215 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4216 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4217 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4219 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4221 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4222 block, ensure it has an exit edge. Emit a barrier after a jump.
4224 2009-09-07 Nick Clifton <nickc@redhat.com>
4226 * gcc.c (this_is_linker_script): New variable. Like
4227 this_is_library_file but for the %T constructor.
4228 (end_going_arg): If this_is_linker_script is set then locate the
4229 script and insert a --script switch before it
4230 (do_spec_2): Initialise this_is_linker_script.
4231 (do_spec_1): Likewise. Handle %T construct.
4232 (eval_spec_function): Preserve this_is_linker_script.
4233 * doc/invoke.texi: Document %T construct in spec files.
4234 * config/m32c/m32c.h (LIB_SPEC): Use it.
4236 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4238 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4239 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4240 when volatile flag is set.
4241 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4243 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4246 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4247 (combine_stack_adjustments_for_block): Allow insns between stack
4248 adjustments and stores with corresponding pre-(dec|inc)rement or
4249 pre-modify operation.
4251 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4254 * combine-stack-adj.c (struct csa_memlist): Rename to...
4255 (struct csa_reflist): ... this. Rename mem field to ref.
4256 (free_csa_memlist): Rename to...
4257 (free_csa_reflist): ... this.
4258 (record_one_stack_memref): Rename to...
4259 (record_one_stack_ref): ... this. Handle also REG_P.
4260 (try_apply_stack_adjustment): Handle also REG_P.
4261 (struct record_stack_memrefs_data): Rename to...
4262 (struct record_stack_refs_data): ... this. Rename memlist field to
4264 (record_stack_memrefs): Rename to...
4265 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4266 subexpressions instead of failing when a MEM contains SP references.
4267 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4268 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4270 2009-09-06 Richard Guenther <rguenther@suse.de>
4273 * tree.c (build_array_type): Do not record types marked
4274 with structural equality in the canonical type hashtable.
4276 2009-09-06 Richard Guenther <rguenther@suse.de>
4279 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4281 2009-09-05 Richard Guenther <rguenther@suse.de>
4284 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4286 2009-09-05 Richard Guenther <rguenther@suse.de>
4289 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4291 2009-09-05 Richard Guenther <rguenther@suse.de>
4294 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4295 before comparing function argument types.
4297 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4300 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4303 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4306 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4308 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4309 locators before emit_insn is called.
4311 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4314 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4315 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4316 (reginfo_init): Don't call allocate_reg_info.
4318 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4321 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4322 NONDEBUG_INSN_P instead of INSN_P.
4324 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4327 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4329 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4332 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4333 pattern of the split.
4335 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4337 * toplev.c (process_options): Move setter of flag_var_tracking
4338 before other tests that depend on it. Move down setter of
4339 flag_rename_registers. Don't enable var-tracking-assignments
4340 by default if selective scheduling is enabled. Warn if both
4343 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4345 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4346 comment. Use switch statement to catch overlaps between rtx
4347 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4348 (IS_DECL_CODE): ... here. Remove.
4349 (check_value_is_not_decl): Remove.
4350 (dv_from_decl, dv_from_value): Check after conversion.
4352 2009-09-04 Richard Guenther <rguenther@suse.de>
4355 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4356 after emitting tunks. Move emitting thunks and ctors from ...
4357 (cgraph_optimize): ... here. Remove redundant
4358 cgraph_analyze_functions.
4359 * varasm.c (find_decl_and_mark_needed): Remove no longer
4361 (finish_aliases_1): Adjust check for thunk aliases.
4363 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4365 * config/arm/arm.md (ctzsi2): Added braces
4366 to avoid warning that broke booststrap.
4368 2009-09-04 Martin Jambor <mjambor@suse.cz>
4370 PR tree-optimization/41112
4371 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4372 handle variable-bounded arrays.
4373 (expr_with_var_bounded_array_refs_p): New function.
4374 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4376 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4378 * config/s390/2097.md: Removed two incorrect bypasses.
4379 (z10_fsimpdf): Fixed latency.
4380 (z10_fhex): New insn_reservation.
4381 (z10_floaddf): Fixed latency.
4382 (z10_floadsf): Fixed latency.
4383 (z10_ftrunctf): Fixed latency.
4384 (z10_ftruncdf): Fixed latency.
4385 * config/s390/s390.c (z10_cost): Fixed values.
4386 (s390_adjust_priority): Added z10 path.
4387 * config/s390/s390.md (type): Added fhex.
4388 (*mov<mode>_64dfp): Updated type attribute.
4389 (*mov<mode>_64): Updated type attribute.
4390 (*mov<mode>_31): Updated type attribute.
4391 (*mov<mode>"): Likewise.
4392 * config/s390/2084.md (x_fsimpdf): Updated condition.
4394 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4396 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4397 RTXs in the predicate for operand 1.
4399 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4401 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4402 (rbitsi2): New insn.
4403 (ctzsi2): New expand.
4404 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4406 2009-09-03 Martin Jambor <mjambor@suse.cz>
4408 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4409 (create_artificial_child_access): Use build_ref_for_offset instead
4410 of duplicate_expr_for_different_base.
4411 (propagate_subacesses_accross_link): Likewise.
4413 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4415 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4417 (mips16e_collect_argument_saves): Skip debug instructions.
4418 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4419 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4420 (r10k_insert_cache_barriers): Likewise.
4421 (mips_reorg_process_insns): Likewise.
4423 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4426 * ira.c (update_equiv_reg): Remove check on class likely spill.
4428 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4431 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4432 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4436 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4437 the stack slot if it is passed by invisible reference.
4438 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4439 by invisible reference.
4441 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4443 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4444 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4445 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4447 * config/bfin/sync.md: New file.
4448 * config/bfin/bfin.md: Include it.
4449 (UNSPEC_ATOMIC): New.
4450 (UNSPEC_ONES): Provide a unique number.
4452 From Jie Zhang <jie.zhang@analog.com>:
4453 * config/bfin/bfin.c (ret_regs): New.
4454 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4455 (must_save_rets_p): New.
4456 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4457 current_function_is_leaf.
4458 (do_link): Likewise.
4459 (do_unlink): Likewise.
4460 (expand_interrupt_handler_prologue): Use ret_regs array.
4461 (expand_interrupt_handler_epilogue): Use ret_regs array and
4462 pass return register to gen_return_internal.
4463 (bfin_expand_epilogue): Pass return register to
4464 gen_return_internal.
4465 (bfin_expand_call): Explicitly clobber RETS.
4466 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4467 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4468 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4469 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4471 (return_internal): Take a reg rtx rather than the register number.
4473 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4475 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4476 when comparing against estimated_loop_iterations_int return.
4478 2009-09-03 Richard Guenther <rguenther@suse.de>
4480 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4481 eh_personality_libfunc.
4483 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4485 * tree-parloops.c (separate_decls_in_region): Add space.
4487 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4489 * tree-parloops.c (separate_decls_in_region): Change the condition
4490 checking if there are reductions in the loop.
4492 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4494 PR tree-optimization/38275
4495 * tree-parloops.c (parallelize_loops): Replace profitability condition
4496 for expected number of iterations.
4498 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4500 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4501 (bootstrap-debug): Explain conditions in which it becomes default.
4502 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4505 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4507 * doc/invoke.texi (Optimize Options): Move
4508 -finline-small-functions to the -O2 list.
4510 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4512 * toplev.c (process_options): Enable var-tracking-assignments
4513 by default if var-tracking is enabled.
4515 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4517 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4519 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4520 * rtl.h (prev_nonnote_insn_bb): Declare it.
4522 2009-09-03 Diego Novillo <dnovillo@google.com>
4524 * cgraph.c (cgraph_node_for_decl): New.
4525 * cgraph.h (cgraph_node_for_decl): Declare.
4526 * tree.c (host_integerp): Return 0 if T is NULL.
4528 2009-09-03 Diego Novillo <dnovillo@google.com>
4530 * tree.h (struct alias_pair): Move from varasm.c.
4531 (alias_pairs): Likewise.
4532 (TYPE_MAXVAL): Define.
4533 (TYPE_MINVAL): Define.
4534 (iterative_hash_host_wide_int): Declare.
4535 (remove_unreachable_alias_pairs): Declare.
4536 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4537 * diagnostic.c (default_diagnostic_starter): Make extern.
4538 (default_diagnostic_finalizer): Make extern.
4539 * diagnostic.h (default_diagnostic_starter): Declare.
4540 (default_diagnostic_finalizer): Declare.
4541 (default_tree_printer): Declare.
4542 * toplev.c (default_tree_printer): Make extern.
4544 2009-09-03 Richard Guenther <rguenther@suse.de>
4545 Diego Novillo <dnovillo@google.com>
4547 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4548 * cgraphunit.c (cgraph_expand_function): Do not emit
4549 associated thunks from here.
4550 (cgraph_emit_thunks): New.
4551 (cgraph_optimize): Call it.
4552 Return if any IPA pass finds an error.
4553 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4556 2009-09-03 Simon Baldwin <simonb@google.com>
4557 Rafael Espindola <espindola@google.com>
4558 Richard Guenther <rguenther@suse.de>
4559 Doug Kwan <dougkwan@google.com>
4560 Diego Novillo <dnovillo@google.com>
4562 * tree.c: Include tree-pass.h, langhooks-def.h,
4563 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4564 (free_lang_data_in_type): New.
4565 (need_assembler_name_p): New.
4566 (free_lang_data_in_block): New.
4567 (free_lang_data_in_decl): New.
4568 (struct free_lang_data_d): New.
4569 (add_tree_to_fld_list): New.
4570 (find_decls_types_r): New.
4571 (get_eh_types_for_runtime): New.
4572 (find_decls_types_in_eh_region): New.
4573 (find_decls_types_in_node): New.
4574 (find_decls_types_in_var): New.
4575 (free_lang_data_in_cgraph): New.
4576 (free_lang_data): New.
4577 (gate_free_lang_data): New.
4578 (pass_ipa_free_lang_data): New.
4580 2009-09-03 Diego Novillo <dnovillo@google.com>
4582 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4583 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4584 (lang_hooks): Remove const qualifier.
4585 * ipa.c (cgraph_remove_unreachable_nodes): Call
4586 remove_unreachable_alias_pairs.
4587 * except.c (add_type_for_runtime): Check if TYPE has
4588 already been converted.
4589 (lookup_type_for_runtime): Likewise.
4590 (check_handled): Handle converted types.
4591 * varasm.c (remove_unreachable_alias_pairs): New.
4592 * gimple.c: Include demangle.h.
4593 (gimple_decl_printable_name): New.
4594 (gimple_fold_obj_type_ref): New.
4595 * gimple.h (gimple_decl_printable_name): Declare.
4596 (gimple_fold_obj_type_ref): Declare.
4597 * passes.c (init_optimization_passes): Add pass
4598 pass_ipa_free_lang_data.
4599 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4600 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4602 2009-09-03 Diego Novillo <dnovillo@google.com>
4604 * c-lang.c (lang_hooks): Remove const qualifier.
4606 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4608 * doc/install.texi (*-*-freebsd*): Update target information.
4610 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4612 * hard-reg-set.h (call_fixed_regs): Remove.
4613 * reginfo.c (call_fixed_regs): Remove.
4614 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4615 (globalize_reg): Don't use call_fixed_regs.
4616 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4619 2009-09-01 Michael Matz <matz@suse.de>
4621 * expr.h (emit_storent_insn, expand_expr_real_1,
4622 expand_expr_real_2): Declare.
4623 * expr.c (emit_storent_insn, expand_expr_real_1,
4624 expand_expr_real_2): Export.
4625 (store_expr): Setting and evaluating dont_return_target is useless.
4626 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4627 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4628 * except.c (expand_resx_expr): Rename to ...
4629 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4630 * except.h (expand_resx_stmt): Declare.
4631 * stmt.c: Add include gimple.h
4632 (expand_asm_expr): Rename to ...
4633 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4634 (expand_case): Rewrite to take gimple statement.
4635 * tree.h (expand_asm_stmt): Declare.
4636 (expand_case): Change prototype.
4637 * Makefile.in (stmt.o): Depend on gimple.h.
4638 * builtins.c (expand_builtin_synchronize): Build gimple asm
4639 statement, not an ASM_EXPR.
4640 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4641 gimple_to_tree, release_stmt_tree): Remove.
4642 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4643 ggc_free, but hold comparison code and operands separately.
4644 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4645 (expand_call_stmt, expand_gimple_stmt_1,
4646 expand_gimple_stmt): New helpers.
4647 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4648 release_stmt_tree. Call expand_gimple_stmt instead.
4649 (expand_gimple_basic_block): Ditto.
4651 * calls.c (emit_call_1): Don't look at EH regions here, make
4652 fntree parameter useless.
4653 (expand_call): New local rettype for TREE_TYPE(exp), use it
4654 throughout. Remove local p, use addr instead.
4655 Don't look at EH regions here.
4657 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4659 * doc/invoke.texi (-fsched-pressure): Document it.
4660 (-fsched-reg-pressure-heuristic): Remove it.
4662 * reload.c (ira.h): Include.
4663 (find_reloads): Add choosing reload on number of small spilled
4666 * haifa-sched.c (ira.h): Include.
4667 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4668 saved_reg_pressure, curr_reg_live, saved_reg_live,
4669 region_ref_regs): New variables.
4670 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4671 initiate_reg_pressure_info, setup_ref_regs,
4672 initiate_bb_reg_pressure_info, save_reg_pressure,
4673 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4675 (setup_insn_reg_pressure_info): New function.
4676 (rank_for_schedule): Add pressure checking and insn issue time.
4677 Remove comparison of insn reg weights.
4678 (ready_sort): Set insn reg pressure info.
4679 (update_register_pressure, setup_insn_max_reg_pressure,
4680 update_reg_and_insn_max_reg_pressure,
4681 sched_setup_bb_reg_pressure_info): New functions.
4682 (schedule_insn): Add code for printing and updating reg pressure info.
4683 (find_set_reg_weight, find_insn_reg_weight): Remove.
4684 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4685 (debug_ready_list): Print reg pressure info.
4686 (schedule_block): Ditto. Check insn issue time.
4687 (sched_init): Set up sched_pressure_p. Allocate and set up some
4688 reg pressure related info.
4689 (sched_finish): Free some reg pressure related info.
4690 (fix_tick_ready): Make insn always ready if pressure_p.
4691 (init_h_i_d): Don't call find_insn_reg_weight.
4692 (haifa_finish_h_i_d): Free insn reg pressure info.
4694 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4695 ira_memory_move_cost, ira_class_hard_regs,
4696 ira_class_hard_regs_num, ira_no_alloc_regs,
4697 ira_available_class_regs, ira_reg_class_cover_size,
4698 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4700 * ira-lives.c (single_reg_class): Check mode to find how many
4701 registers are necessary for operand.
4702 (ira_implicitly_set_insn_hard_regs): New.
4704 * common.opt (fsched-pressure): New options.
4705 (fsched-reg-pressure-heuristic): Remove.
4707 * ira.c (setup_eliminable_regset): Rename to
4708 ira_setup_eliminable_regset. Make it external.
4709 (expand_reg_info): Pass cover class to setup_reg_classes.
4710 (ira): Call resize_reg_info instead of allocate_reg_info.
4712 * sched-deps.c: Include ira.h.
4713 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4714 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4715 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4716 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4717 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4718 mark_insn_reg_store, mark_insn_reg_clobber,
4719 setup_insn_reg_pressure_info): New.
4720 (sched_analyze_1): Update implicit_reg_pending_uses.
4721 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4722 Use them to create dependencies. Set insn reg uses and pressure
4723 info. Process reg_pending_uses in one place.
4724 (free_deps): Free implicit sets.
4725 (remove_from_deps): Remove implicit sets if necessary. Check
4726 implicit sets when clearing reg_last_in_use.
4727 (init_deps_global): Clear implicit_reg_pending_clobbers and
4728 implicit_reg_pending_uses.
4730 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4731 ira_memory_move_cost, ira_class_hard_regs,
4732 ira_class_hard_regs_num, ira_no_alloc_regs,
4733 ira_available_class_regs, ira_reg_class_cover_size,
4734 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4735 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4736 ira_implicitly_set_insn_hard_regs): New prototypes.
4738 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4739 cost_elements_num): New variables.
4740 (allocno_costs, total_costs): Rename to costs and
4741 total_allocno_costs.
4742 (COSTS_OF_ALLOCNO): Rename to COSTS.
4743 (allocno_pref): Rename to pref.
4744 (allocno_pref_buffer): Rename to pref_buffer.
4745 (common_classes): Rename to regno_cover_class.
4747 (record_reg_classes): Set allocno attributes only if allocno_p.
4748 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4749 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4750 and COSTS_OF_ALLOCNO.
4751 (print_costs): Rename to print_allocno_costs.
4752 (print_pseudo_costs): New.
4753 (process_bb_node_for_costs): Split into 2 functions with new
4754 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4755 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4756 new parameter dump_file. Use cost_elements_num instead of
4757 ira_allocnos_num. Make one iteration if preferred classes were
4758 already calculated for scheduler. Make 2 versions of code
4759 depending on allocno_p.
4760 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4761 regno_cover_class and COSTS instead of common_classes and
4763 (init_costs, finish_costs): New.
4764 (ira_costs): Set up allocno_p and cost_elements_num. Call
4765 init_costs and finish_costs.
4766 (ira_set_pseudo_classes): New.
4768 * rtl.h (allocate_reg_info): Remove.
4769 (resize_reg_info): Change return type.
4770 (reg_cover_class): New.
4771 (setup_reg_classes): Add new parameter.
4773 * sched-int.h (struct deps_reg): New member implicit_sets.
4774 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4775 (INCREASE_BITS): New macro.
4776 (struct reg_pressure_data, struct reg_use_data): New.
4777 (struct _haifa_insn_data): Remove reg_weight. Add members
4778 reg_pressure, reg_use_list, reg_set_list, and
4779 reg_pressure_excess_cost_change.
4780 (struct deps): New member implicit_sets.
4781 (pressure_p): New variable.
4782 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4783 (struct reg_pressure_data, struct reg_use_data): New.
4784 (INSN_REG_WEIGHT): Remove.
4785 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4786 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4787 (sched_init_region_reg_pressure_info,
4788 sched_setup_bb_reg_pressure_info): New prototypes.
4790 * reginfo.c (struct reg_pref): New member coverclass.
4791 (reg_cover_class): New function.
4792 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4793 (reg_info_size): New variable.
4794 (allocate_reg_info): Make static. Setup reg_info_size.
4795 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4796 (setup_reg_classes): Add a new parameter. Setup cover class too.
4798 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4801 * sched-rgn.c (deps_join): Set up implicit_sets.
4802 (schedule_region): Set up region and basic blocks pressure
4805 * passes.c (init_optimization_passes): Move
4806 pass_subregs_of_mode_init before pass_sched.
4808 2009-09-02 Martin Jambor <mjambor@suse.cz>
4810 * tree-sra.c (struct access): New field grp_hint.
4811 (dump_access): Dump grp_hint.
4812 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4814 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4815 those which have been specifically read and somehow written to.
4816 (propagate_subacesses_accross_link): Set grp_hint of right child and
4817 also possibly of the left child.
4819 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4821 * tree-object-size.c (addr_object_size): Always use object_size_type
4822 0 or 2 when determining the pointer pointed object size.
4824 2009-09-02 Richard Guenther <rguenther@suse.de>
4827 2009-08-31 Richard Guenther <rguenther@suse.de>
4829 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4830 to query if the memory regions for memmove overlap.
4831 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4832 asserts on pointers, instead deal with odd trees.
4833 (ptr_derefs_may_alias_p): Likewise.
4834 (refs_may_alias_p_1): Constructor bases also never alias.
4836 2009-08-01 Christian Bruel <christian.bruel@st.com>
4839 2009-07-31 Christian Bruel <christian.bruel@st.com>
4840 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4842 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4844 * doc/invoke.texi (-fvar-tracking-assignments): New.
4845 (-fvar-tracking-assignments-toggle): New.
4846 (-fdump-final-insns=file): Mark filename as optional.
4847 (--param min-nondebug-insn-uid): New.
4848 (-gdwarf-@{version}): Mention version 4.
4849 * opts.c (common_handle_option): Accept it.
4850 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4851 * regrename.c (regrename_optimize): Drop last. Don't count debug
4852 insns as uses. Don't reject change because of debug insn.
4853 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4854 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4855 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4856 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4857 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4858 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4859 * doc/gimple.texi (is_gimple_debug): New.
4860 (gimple_debug_bind_p): New.
4861 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4862 * doc/install.texi (bootstrap-debug): More details.
4863 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4864 (bootstrap-debug-lib): More details.
4865 (bootstrap-debug-ckovw): Update.
4866 (bootstrap-time): New.
4867 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4868 (insert_phi_nodes_for): Insert debug stmts.
4869 (rewrite_stmt): Take iterator. Insert debug stmts.
4870 (rewrite_enter_block): Adjust.
4871 (maybe_replace_use_in_debug_stmt): New.
4872 (rewrite_update_stmt): Use it.
4873 (mark_use_interesting): Return early for debug stmts.
4874 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4875 stmts before replacing stmt.
4876 (move_computations_stmt): Likewise.
4877 * ira-conflicts.c (add_copies): Skip debug insns.
4878 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4879 (regstat_bb_compute_ri): Skip debug insns.
4880 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4881 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4882 check_loop_closed_ssa_stmt): Skip debug stmts.
4883 * tree-tailcall.c (find_tail_calls): Likewise.
4884 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4885 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4886 (build_var_debug_value_stat): Declare.
4887 (build_var_debug_value): Define.
4888 (target_for_debug_bind): Declare.
4889 * reload.c (find_equiv_reg): Skip debug insns.
4890 * rtlanal.c (reg_used_between_p): Skip debug insns.
4891 (side_effects_p): Likewise.
4892 (canonicalize_condition): Likewise.
4893 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4894 insns never depend on debug insns.
4895 (create_ddg_dep_no_link): Likewise.
4896 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4897 Don't add inter-loop dependencies for debug insns.
4898 (build_intra_loop_deps): Likewise.
4899 (create_ddg): Count debug insns.
4900 * ddg.h (struct ddg::num_debug): New.
4901 (num_backargs): Pair up with previous int field.
4902 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4903 -fcompare-debug-second.
4904 * final.c (get_attr_length_1): Skip debug insns.
4905 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4906 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4907 (driver_self_specs): Map -fdump-final-insns to
4908 -fdump-final-insns=..
4909 (get_local_tick): New.
4910 (compare_debug_dump_opt_spec_function): Test for . argument and
4911 compute output name. Compute temp output spec without flag name.
4912 Compute -frandom-seed.
4913 (OPT): Undef after use.
4914 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4915 (average_num_loop_insns): Likewise.
4916 * params.h (MIN_NONDEBUG_INSN_UID): New.
4917 * gimple.def (GIMPLE_DEBUG): New.
4918 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4919 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4920 (merge_in_block): Fix whitespace.
4921 * toplev.c (flag_var_tracking): Update comment.
4922 (flag_var_tracking_assignments): New.
4923 (flag_var_tracking_assignments_toggle): New.
4924 (process_options): Don't open final insns dump file if we're not
4925 going to write to it. Compute defaults for var_tracking.
4926 * df-scan.c (df_insn_rescan_debug_internal): New.
4927 (df_uses_record): Handle debug insns.
4928 * haifa-sched.c (ready): Initialize n_debug.
4929 (contributes_to_priority): Skip debug insns.
4930 (dep_list_size): New.
4932 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4933 they're ready. Disregard previous debug insns to make decisions.
4934 (queue_insn): Never queue debug insns.
4935 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4936 (schedule_insn): Don't reject debug insns because of issue rate.
4937 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4938 (queue_to_ready): Skip and discount debug insns.
4939 (choose_ready): Let debug insns through.
4940 (schedule_block): Check boundary debug insns. Discount debug
4941 insns, schedule them early. Adjust whitespace.
4942 (set_priorities): Check for boundary debug insns.
4943 (add_jump_dependencies): Use dep_list_size.
4944 (prev_non_location_insn): New.
4945 (check_cfg): Use it.
4946 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4948 (remove_unused_ivs): Reset debug stmts.
4949 * modulo-sched.c (const_iteration_count): Skip debug insns.
4950 (res_MII): Discount debug insns.
4951 (loop_single_full_bb_p): Skip debug insns.
4952 (sms_schedule): Likewise.
4953 (sms_schedule_by_order): Likewise.
4954 (ps_has_conflicts): Likewise.
4955 * caller-save.c (refmarker_fn): New.
4956 (save_call_clobbered_regs): Replace regs with saved mem in
4958 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4959 Call refmarker_fn mark for hardregnos.
4960 (mark_reg_as_referenced): New.
4961 (replace_reg_with_saved_mem): New.
4962 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4963 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4965 (cse_extended_basic_block): Skip debug insns.
4966 (count_reg_usage): Likewise.
4967 (is_dead_reg): New, split out of...
4968 (set_live_p): ... here.
4969 (insn_live_p): Use it for debug insns.
4970 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4971 (execute_optimize_stdarg): Likewise.
4972 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4973 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4974 changes in debug stmts as changes.
4975 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4976 (moveup_expr): Don't move across debug insns. Don't move
4977 debug insn if it would create a bookkeeping block.
4978 (moveup_expr_cached): Don't use cache for debug insns that
4979 are heads of blocks.
4980 (compute_av_set_inside_bb): Skip debug insns.
4981 (sel_rank_for_schedule): Schedule debug insns first. Remove
4983 (block_valid_for_bookkeeping_p); Support lax searches.
4984 (create_block_for_bookkeeping): Adjust block numbers when
4985 encountering debug-only blocks.
4986 (find_place_for_bookkeeping): Deal with debug-only blocks.
4987 (generate_bookkeeping_insn): Accept no place to insert.
4988 (remove_temp_moveop_nops): New argument full_tidying.
4989 (prepare_place_to_insert): Deal with debug insns.
4990 (advance_state_on_fence): Debug insns don't start cycles.
4991 (update_boundaries): Take fence as argument. Deal with
4993 (schedule_expr_on_boundary): No full_tidying on debug insns.
4994 (fill_insns): Deal with debug insns.
4995 (track_scheduled_insns_and_blocks): Don't count debug insns.
4996 (need_nop_to_preserve_insn_bb): New, split out of...
4997 (remove_insn_from_stream): ... this.
4998 (fur_orig_expr_not_found): Skip debug insns.
4999 * rtl.def (VALUE): Move up.
5001 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5002 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5003 Set it if debug stmts are found.
5004 (statement_sink_location): Skip debug stmts. Propagate
5005 moving defs into debug stmts.
5006 * ifcvt.c (first_active_insn): Skip debug insns.
5007 (last_active_insns): Likewise.
5008 (cond_exec_process_insns): Likewise.
5009 (noce_process_if_block): Likewise.
5010 (check_cond_move_block): Likewise.
5011 (cond_move_convert_if_block): Likewise.
5012 (block_jumps_and_fallthru_p): Likewise.
5013 (dead_or_predicable): Likewise.
5014 * dwarf2out.c (debug_str_hash_forced): New.
5015 (find_AT_string): Add comment.
5016 (gen_label_for_indirect_string): New.
5017 (get_debug_string_label): New.
5018 (AT_string_form): Use it.
5019 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5020 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5021 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5022 several operations that cannot be represented with DWARF opcodes.
5023 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5024 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5025 (dwarf2out_var_location): Take during-call mark into account.
5026 (output_indirect_string): Update comment. Output if there are
5027 label and references.
5028 (prune_indirect_string): New.
5029 (prune_unused_types): Call it if debug_str_hash_forced.
5030 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5031 (dw_long_long_const): Remove.
5032 (struct dw_val_struct): Change val_long_long type to rtx.
5033 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5034 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5035 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5036 component instead of HOST_BITS_PER_LONG.
5037 (output_loc_operands): Likewise. For const8* assert
5038 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5039 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5040 rather than HOST_BITS_PER_LONG is >= 64.
5041 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5043 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5044 HOST_BITS_PER_LONG for dw_val_class_long_long.
5045 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5046 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5047 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5049 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5050 Handle DW_OP_implicit_value.
5051 (extract_int): Move prototype earlier.
5052 (mem_loc_descriptor): For SUBREG punt if inner
5053 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5054 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5055 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5056 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5057 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5058 instead of Pmode size.
5059 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5060 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5061 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5062 (concat_loc_descriptor, concatn_loc_descriptor,
5063 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5064 (add_location_or_const_value_attribute): Likewise. For single
5065 location loc_lists attempt to use add_const_value_attribute
5066 for constant decls. Add DW_AT_const_value even if
5067 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5069 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5070 (control_flow_insn_p): Likewise.
5071 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5072 (separate_decls_in_region_debug_bind): New.
5073 (separate_decls_in_region): Process debug bind stmts afterwards.
5074 * recog.c (verify_changes): Handle debug insns.
5075 (extract_insn): Likewise.
5076 (peephole2_optimize): Skip debug insns.
5077 * dse.c (scan_insn): Skip debug insns.
5078 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5080 (setup_id_for_insn): Handle debug insns.
5081 (maybe_tidy_empty_bb): Adjust whitespace.
5082 (tidy_control_flow): Skip debug insns.
5083 (sel_remove_insn): Adjust for debug insns.
5084 (sel_estimate_number_of_insns): Skip debug insns.
5085 (create_insn_rtx_from_pattern): Handle debug insns.
5086 (create_copy_of_insn_rtx): Likewise.
5087 * sel-sched-.h (sel_bb_end): Declare.
5088 (sel_bb_empty_or_nop_p): New.
5089 (get_all_loop_exits): Use it.
5090 (_eligible_successor_edge_p): Likewise.
5091 (return_nop_to_pool): Adjust.
5092 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5093 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5094 * gimple-pretty-print.c (dump_gimple_debug): New.
5095 (dump_gimple_stmt): Use it.
5096 (dump_bb_header): Skip gimple debug stmts.
5097 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5098 (fixup_match_2): Likewise.
5099 (regmove_backward_pass): Likewise. Simplify combined
5100 replacement. Handle debug insns.
5101 * function.c (instantiate_virtual_regs): Handle debug insns.
5102 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5103 * print-rtl.h: Include cselib.h.
5104 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5105 * df.h (df_inns_rescan_debug_internal): Declare.
5106 * gcse.c (alloc_hash_table): Estimate n_insns.
5107 (cprop_insn): Don't regard debug insns as changes.
5108 (bypass_conditional_jumps): Skip debug insns.
5109 (one_pre_gcse_pass): Adjust.
5110 (one_code_hoisting_pass): Likewise.
5111 (compute_ld_motion_mems): Skip debug insns.
5112 (one_cprop_pass): Adjust.
5113 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5114 (if_convertible_stmt_p): Handle debug stmts.
5115 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5116 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5117 * ira-build.c (create_bb_allocnos): Skip debug insns.
5118 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5119 (has_single_use): Likewise.
5120 (single_imm_use): Likewise.
5121 (num_imm_uses): Likewise.
5122 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5123 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5124 (create_outofssa_var_map): Likewise.
5125 * lower-subreg.c (adjust_decomposed_uses): New.
5126 (resolve_debug): New.
5127 (decompose_multiword_subregs): Use it.
5128 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5129 * emit-rtl.c: Include params.h.
5130 (cur_debug_insn_uid): Define.
5131 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5132 (copy_rtx_if_shared_1): Handle debug insns.
5133 (reset_used_flags): Likewise.
5134 (set_used_flags): LIkewise.
5135 (get_max_insn_count): New.
5136 (next_nondebug_insn): New.
5137 (prev_nondebug_insn): New.
5138 (make_debug_insn_raw): New.
5139 (emit_insn_before_noloc): Handle debug insns.
5140 (emit_jump_insn_before_noloc): Likewise.
5141 (emit_call_insn_before_noloc): Likewise.
5142 (emit_debug_insn_before_noloc): New.
5143 (emit_insn_after_noloc): Handle debug insns.
5144 (emit_jump_insn_after_noloc): Likewise.
5145 (emit_call_insn_after_noloc): Likewise.
5146 (emit_debug_insn_after_noloc): Likewise.
5147 (emit_insn_after): Take loc from earlier non-debug insn.
5148 (emit_jump_insn_after): Likewise.
5149 (emit_call_insn_after): Likewise.
5150 (emit_debug_insn_after_setloc): New.
5151 (emit_debug_insn_after): New.
5152 (emit_insn_before): Take loc from later non-debug insn.
5153 (emit_jump_insn_before): Likewise.
5154 (emit_call_insn_before): Likewise.
5155 (emit_debug_insn_before_setloc): New.
5156 (emit_debug_insn_before): New.
5157 (emit_insn): Handle debug insns.
5158 (emit_debug_insn): New.
5159 (emit_jump_insn): Handle debug insns.
5160 (emit_call_insn): Likewise.
5162 (init_emit): Take min-nondebug-insn-uid into account.
5163 Initialize cur_debug_insn_uid.
5164 (emit_copy_of_insn_after): Handle debug insns.
5165 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5166 location of single rhs in place.
5167 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5168 (floor_sdiv_adjust): New.
5169 (cell_sdiv_adjust): New.
5170 (cell_udiv_adjust): New.
5171 (round_sdiv_adjust): New.
5172 (round_udiv_adjust): New.
5173 (wrap_constant): Moved from cselib.
5174 (unwrap_constant): New.
5175 (expand_debug_expr): New.
5176 (expand_debug_locations): New.
5177 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5179 (gimple_expand_cfg): Expand debug locations.
5180 * cselib.c: Include tree-pass.h.
5181 (struct expand_value_data): New.
5182 (cselib_record_sets_hook): New.
5183 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5184 (cselib_clear_table): Move, and implemnet in terms of...
5185 (cselib_reset_table_with_next_value): ... this.
5186 (cselib_get_next_unknown_value): New.
5187 (discard_useless_locs): Don't discard preserved values.
5188 (cselib_preserve_value): New.
5189 (cselib_preserved_value_p): New.
5190 (cselib_preserve_definitely): New.
5191 (cselib_clear_preserve): New.
5192 (cselib_preserve_only_values): New.
5193 (new_cselib_val): Take rtx argument. Dump it in details.
5194 (cselib_lookup_mem): Adjust.
5195 (expand_loc): Take regs_active in struct. Adjust. Silence
5196 dumps unless details are requested.
5197 (cselib_expand_value_rtx_cb): New.
5198 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5199 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5200 without details. Copy more subregs. Try to resolve values
5201 using a callback. Wrap constants.
5202 (cselib_subst_to_values): Adjust.
5203 (cselib_log_lookup): New.
5204 (cselib_lookup): Call it.
5205 (cselib_invalidate_regno): Don't count preserved values as useless.
5206 (cselib_invalidate_mem): Likewise.
5207 (cselib_record_set): Likewise.
5208 (struct set): Renamed to cselib_set, moved to cselib.h.
5209 (cselib_record_sets): Adjust. Call hook.
5210 (cselib_process_insn): Reset table when it would be cleared.
5211 (dump_cselib_val): New.
5212 (dump_cselib_table): New.
5213 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5214 (remove_forwarder_block): Support moving debug stmts.
5215 * cselib.h (cselib_record_sets_hook): Declare.
5216 (cselib_expand_callback): New type.
5217 (cselib_expand_value_rtx_cb): Declare.
5218 (cselib_reset_table_with_next_value): Declare.
5219 (cselib_get_next_unknown_value): Declare.
5220 (cselib_preserve_value): Declare.
5221 (cselib_preserved_value_p): Declare.
5222 (cselib_preserve_only_values): Declare.
5223 (dump_cselib_table): Declare.
5224 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5225 (try_crossjump_to_edge): Likewise.
5226 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5227 dominated blocks when debug stmts are present.
5228 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5229 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5230 (set_var_live_on_entry): Likewise.
5231 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5232 * cfglayout.c (curr_location, last_location): Make static.
5233 (set_curr_insn_source_location): Don't avoid bouncing.
5234 (get_curr_insn_source_location): New.
5235 (get_curr_insn_block): New.
5236 (duplicate_insn_chain): Handle debug insns.
5237 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5239 * common.opt (fcompare-debug): Move to sort order.
5240 (fdump-unnumbered-links): Likewise.
5241 (fvar-tracking-assignments): New.
5242 (fvar-tracking-assignments-toggle): New.
5243 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5244 because of debug stmts.
5245 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5246 (eliminate_unnecessary_stmts): Walk dominated blocks before
5248 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5249 * ira.c (memref_used_between_p): Skip debug insns.
5250 (update_equiv_regs): Likewise.
5251 * sched-deps.c (sd_lists_size): Accept empty list.
5252 (sd_init_insn): Mark debug insns.
5253 (sd_finish_insn): Unmark them.
5254 (sd_add_dep): Reject non-debug deps on debug insns.
5255 (fixup_sched_groups): Give debug insns group treatment.
5257 (sched_analyze_reg): Don't mark debug insns for sched before call.
5258 (sched_analyze_2): Handle debug insns.
5259 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5261 (deps_analyze_insn): Handle debug insns.
5262 (deps_start_bb): Skip debug insns.
5263 (init_deps): Initialize last_debug_insn.
5264 * tree-ssa.c (target_for_debug_bind): New.
5265 (find_released_ssa_name): New.
5266 (propagate_var_def_into_debug_stmts): New.
5267 (propagate_defs_into_debug_stmts): New.
5268 (verify_ssa): Skip debug bind stmts without values.
5269 (warn_uninialized_vars): Skip debug stmts.
5270 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5271 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5272 (rtx_equal_p): Likewise.
5273 * ira-costs.c (scan_one_insn): Skip debug insns.
5274 (process_bb_node_for_hard_reg_moves): Likewise.
5275 * rtl.h (DEBUG_INSN_P): New.
5276 (NONDEBUG_INSN_P): New.
5277 (MAY_HAVE_DEBUG_INSNS): New.
5278 (INSN_P): Accept debug insns.
5279 (RTX_FRAME_RELATED_P): Likewise.
5280 (INSN_DELETED_P): Likewise
5281 (PAT_VAR_LOCATION_DECL): New.
5282 (PAT_VAR_LOCATION_LOC): New.
5283 (PAT_VAR_OCATION_STATUS): New.
5284 (NOTE_VAR_LOCATION_DECL): Reimplement.
5285 (NOTE_VAR_LOCATION_LOC): Likewise.
5286 (NOTE_VAR_LOCATION_STATUS): Likewise.
5287 (INSN_VAR_LOCATION): New.
5288 (INSN_VAR_LOCATION_DECL): New.
5289 (INSN_VAR_LOCATION_LOC): New.
5290 (INSN_VAR_LOCATION_STATUS): New.
5291 (gen_rtx_UNKNOWN_VAR_LOC): New.
5292 (VAR_LOC_UNKNOWN_P): New.
5293 (NOTE_DURING_CALL_P): New.
5294 (SCHED_GROUP_P): Accept debug insns.
5295 (emit_debug_insn_before): Declare.
5296 (emit_debug_insn_before_noloc): Declare.
5297 (emit_debug_insn_beore_setloc): Declare.
5298 (emit_debug_insn_after): Declare.
5299 (emit_debug_insn_after_noloc): Declare.
5300 (emit_debug_insn_after_setloc): Declare.
5301 (emit_debug_insn): Declare.
5302 (make_debug_insn_raw): Declare.
5303 (prev_nondebug_insn): Declare.
5304 (next_nondebug_insn): Declare.
5305 (delegitimize_mem_from_attrs): Declare.
5306 (get_max_insn_count): Declare.
5307 (wrap_constant): Declare.
5308 (unwrap_constant): Declare.
5309 (get_curr_insn_source_location): Declare.
5310 (get_curr_insn_block): Declare.
5311 * tree-inline.c (insert_debug_decl_map): New.
5312 (processing_debug_stmt): New.
5313 (remap_decl): Don't create new mappings in debug stmts.
5314 (remap_gimple_op_r): Don't add references in debug stmts.
5315 (copy_tree_body_r): Likewise.
5316 (remap_gimple_stmt): Handle debug bind stmts.
5317 (copy_bb): Skip debug stmts.
5318 (copy_edges_for_bb): Likewise.
5319 (copy_debug_stmt): New.
5320 (copy_debug_stmts): New.
5321 (copy_body): Copy debug stmts at the end.
5322 (insert_init_debug_bind): New.
5323 (insert_init_stmt): Take id. Skip and emit debug stmts.
5324 (setup_one_parameter): Remap variable earlier, register debug mapping.
5325 (estimate_num_insns): Skip debug stmts.
5326 (expand_call_inline): Preserve debug_map.
5327 (optimize_inline_calls): Check for no debug_stmts left-overs.
5328 (unsave_expr_now): Preserve debug_map.
5329 (copy_gimple_seq_and_replace_locals): Likewise.
5330 (tree_function_versioning): Check for no debug_stmts left-overs.
5331 Init and destroy debug_map as needed. Split edges unconditionally.
5332 (build_duplicate_type): Init and destroy debug_map as needed.
5333 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5334 (struct copy_body_data): Add debug_stmts and debug_map.
5335 * sched-int.h (struct ready_list): Add n_debug.
5336 (struct deps): Add last_debug_insn.
5337 (DEBUG_INSN_SCHED_P): New.
5338 (BOUNDARY_DEBUG_INSN_P): New.
5339 (SCHEDULE_DEBUG_INSN_P): New.
5340 (sd_iterator_cond): Accept empty list.
5341 * combine.c (create_log_links): Skip debug insns.
5342 (combine_instructions): Likewise.
5343 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5344 return value is always unshared.
5345 (struct rtx_subst_pair): New.
5346 (auto_adjust_pair): New.
5347 (propagate_for_debug_subst): New.
5348 (propagate_for_debug): New.
5349 (try_combine): Skip debug insns. Propagate removed defs into
5351 (next_nonnote_nondebug_insn): New.
5352 (distribute_notes): Use it. Skip debug insns.
5353 (distribute_links): Skip debug insns.
5354 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5355 * resource.c (mark_target_live_regs): Likewise.
5356 * var-tracking.c: Include cselib.h and target.h.
5357 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5359 (micro_operation_type_name): New.
5360 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5361 (struct micro_operation_def): Update comments.
5362 (decl_or_value): New type. Use instead of decls.
5363 (struct emit_note_data_def): Add vars.
5364 (struct attrs_def): Use decl_or_value.
5365 (struct variable_tracking_info_def): Add permp, flooded.
5366 (struct location_chain_def): Update comment.
5367 (struct variable_part_def): Use decl_or_value.
5368 (struct variable_def): Make var_part a variable length array.
5370 (scratch_regs): New.
5371 (cselib_hook_called): New.
5372 (dv_is_decl_p): New.
5373 (dv_is_value_p): New.
5376 (dv_as_opaque): New.
5377 (dv_onepart_p): New.
5379 (IS_DECL_CODE): New.
5380 (check_value_is_not_decl): New.
5381 (dv_from_decl): New.
5382 (dv_from_value): New.
5383 (dv_htab_hash): New.
5384 (variable_htab_hash): Use it.
5385 (variable_htab_eq): Support values.
5386 (variable_htab_free): Free from the right pool.
5387 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5388 (attrs_list_union): Adjust.
5389 (attrs_list_mpdv_union): New.
5390 (tie_break_pointers): New.
5391 (canon_value_cmp): New.
5392 (unshare_variable): Return possibly-modified slot.
5393 (vars_copy_1): Adjust.
5394 (var_reg_decl_set): Adjust. Split out of...
5395 (var_reg_set): ... this.
5396 (get_init_value): Adjust.
5397 (var_reg_delete_and_set): Adjust.
5398 (var_reg_delete): Adjust.
5399 (var_regno_delete): Adjust.
5400 (var_mem_decl_set): Split out of...
5401 (var_mem_set): ... this.
5402 (var_mem_delete_and_set): Adjust.
5403 (var_mem_delete): Adjust.
5407 (variable_union): Adjust. Speed up merge of 1-part vars.
5408 (variable_canonicalize): Use unshared slot.
5409 (VALUED_RECURSED_INTO): New.
5410 (find_loc_in_1pdv): New.
5411 (struct dfset_merge): New.
5412 (insert_into_intersection): New.
5413 (intersect_loc_chains): New.
5415 (canonicalize_loc_order_check): New.
5416 (canonicalize_values_mark): New.
5417 (canonicalize_values_star): New.
5418 (variable_merge_over_cur): New.
5419 (variable_merge_over_src): New.
5420 (dataflow_set_merge): New.
5421 (dataflow_set_equiv_regs): New.
5422 (remove_duplicate_values): New.
5423 (struct dfset_post_merge): New.
5424 (variable_post_merge_new_vals): New.
5425 (variable_post_merge_perm_vals): New.
5426 (dataflow_post_merge_adjust): New.
5427 (find_mem_expr_in_1pdv): New.
5428 (dataflow_set_preserve_mem_locs): New.
5429 (dataflow_set_remove_mem_locs): New.
5430 (dataflow_set_clear_at_call): New.
5431 (onepart_variable_different_p): New.
5432 (variable_different_p): Use it.
5433 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5434 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5436 (track_loc_p): Pass it true.
5437 (struct count_use_info): New.
5438 (find_use_val): New.
5439 (replace_expr_with_values): New.
5441 (use_type): New, partially split out of...
5442 (count_uses): ... this. Count new micro-ops.
5443 (count_uses_1): Adjust.
5444 (count_stores): Adjust.
5445 (count_with_sets): New.
5446 (VAL_NEEDS_RESOLUTION): New.
5447 (VAL_HOLDS_TRACK_EXPR): New.
5448 (VAL_EXPR_IS_COPIED): New.
5449 (VAL_EXPR_IS_CLOBBERED): New.
5450 (add_uses): Adjust. Generate new micro-ops.
5451 (add_uses_1): Adjust.
5452 (add_stores): Generate new micro-ops.
5453 (add_with_sets): New.
5454 (find_src_status): Adjust.
5455 (find_src_set_src): Adjust.
5456 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5457 Handle new micro-ops. Canonicalize value equivalances.
5458 (vt_find_locations): Compute total size of hash tables for
5459 dumping. Perform merge for var-tracking-assignments. Don't
5460 disregard single-block loops.
5461 (dump_attrs_list): Handle decl_or_value.
5462 (dump_variable): Take variable. Deal with decl_or_value.
5463 (dump_variable_slot): New.
5464 (dump_vars): Use it.
5465 (dump_dataflow_sets): Adjust.
5466 (set_slot_part): New, extended to support one-part variables
5467 after splitting out of...
5468 (set_variable_part): ... this.
5469 (clobber_slot_part): New, split out of...
5470 (clobber_variable_part): ... this.
5471 (delete_slot_part): New, split out of...
5472 (delete_variable_part): .... this.
5473 (check_wrap_constant): New.
5474 (vt_expand_loc_callback): New.
5475 (vt_expand_loc): New.
5476 (emit_note_insn_var_location): Adjust. Handle values. Handle
5477 EMIT_NOTE_AFTER_CALL_INSN.
5478 (emit_notes_for_differences_1): Adjust. Handle values.
5479 (emit_notes_for_differences_2): Likewise.
5480 (emit_notes_for_differences): Adjust.
5481 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5482 Adjust. Handle new micro-ops.
5483 (vt_add_function_parameters): Adjust. Create and bind values.
5484 (vt_initialize): Adjust. Initialize scratch_regs and
5485 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5486 operations. Move some code to count_with_sets and add_with_sets.
5487 (delete_debug_insns): New.
5488 (vt_debug_insns_local): New.
5489 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5491 (var_tracking_main): If var-tracking-assignments is enabled
5492 but var-tracking isn't, delete debug insns and leave. Likewise
5493 if we exceed limits or fail the stack adjustments tests, and
5494 after all var-tracking processing.
5495 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5496 (dataflow_set): Add traversed_vars.
5497 (value_chain, const_value_chain): New typedefs.
5498 (value_chain_pool, value_chains): New variables.
5499 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5500 add_value_chains, add_cselib_value_chains, remove_value_chain,
5501 remove_value_chains, remove_cselib_value_chains): New functions.
5502 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5503 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5505 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5506 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5507 (dst_can_be_shared): New variable.
5508 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5509 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5510 different from set->vars, look up slot again instead of using the
5512 (dataflow_set_init): Initialize traversed_vars.
5513 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5514 lookup if set->vars is shared. Don't keep slot cleared before
5515 calling unshare_variable. Unshare set->vars if needed. Adjust
5516 unshare_variable callers. Clear dst_can_be_shared if needed.
5517 Even ->refcount == 1 vars must be unshared if set->vars is shared
5518 and var needs to be modified.
5519 (dataflow_set_union): Set traversed_vars during canonicalization.
5520 (VALUE_CHANGED, DECL_CHANGED): Define.
5521 (set_dv_changed, dv_changed_p): New static inlines.
5522 (track_expr_p): Clear DECL_CHANGED.
5523 (dump_dataflow_sets): Set it.
5524 (variable_was_changed): Call set_dv_changed.
5525 (emit_note_insn_var_location): Likewise.
5526 (changed_variables_stack): New variable.
5527 (check_changed_vars_1, check_changed_vars_2): New functions.
5528 (emit_notes_for_changes): Do nothing if changed_variables is
5529 empty. Traverse changed_variables with check_changed_vars_1,
5530 call check_changed_vars_2 on each changed_variables_stack entry.
5531 (emit_notes_in_bb): Add SET argument. Just clear it at the
5532 beginning, use it instead of local &set, don't destroy it at the end.
5533 (vt_emit_notes): Call dataflow_set_clear early on all
5534 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5535 computed set, dataflow_set_clear also VTI(bb)->in when we are
5536 done with the basic block. Initialize changed_variables_stack,
5537 free it afterwards. If ENABLE_CHECKING verify that after noting
5538 differences to an empty set value_chains hash table is empty.
5539 (vt_initialize): Initialize value_chains and value_chain_pool.
5540 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5541 (variable_tracking_main): Call dump_dataflow_sets before calling
5542 vt_emit_notes, not after it.
5543 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5544 (propagate_var_def_into_debug_stmts): Declare.
5545 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5546 (df_set_note): Reject debug insns.
5547 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5548 add notes to debug insns.
5549 (df_note_bb_compute): Adjust. Likewise.
5550 (df_simulate_uses): Skip debug insns.
5551 (df_simulate_initialize_backwards): Likewise.
5552 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5553 (subst_stack_regs_pat): Reject debug insns.
5554 (convert_regs_1): Handle debug insns.
5555 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5556 (print-rtl.o): Depend on cselib.h.
5557 (cselib.o): Depend on TREE_PASS_H.
5558 (var-tracking.o): Depend on cselib.h and TARGET_H.
5559 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5560 (init_ready_list): Skip boundary debug insns.
5561 (add_branch_dependences): Skip debug insns.
5562 (free_block_dependencies): Check for blocks with only debug insns.
5563 (compute_priorities): Likewise.
5564 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5565 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5567 (gimple_build_debug_bind_stat): New.
5568 (empty_body_p): Skip debug stmts.
5569 (gimple_has_side_effects): Likewise.
5570 (gimple_rhs_has_side_effects): Likewise.
5571 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5572 (gimple_build_debug_bind_stat): Declare.
5573 (gimple_build_debug_bind): Define.
5574 (is_gimple_debug): New.
5575 (gimple_debug_bind_p): New.
5576 (gimple_debug_bind_get_var): New.
5577 (gimple_debug_bind_get_value): New.
5578 (gimple_debug_bind_get_value_ptr): New.
5579 (gimple_debug_bind_set_var): New.
5580 (gimple_debug_bind_set_value): New.
5581 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5582 (gimple_debug_bind_reset_value): New.
5583 (gimple_debug_bind_has_value_p): New.
5584 (gsi_next_nondebug): New.
5585 (gsi_prev_nondebug): New.
5586 (gsi_start_nondebug_bb): New.
5587 (gsi_last_nondebug_bb): New.
5588 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5589 (print_insn): Handle DEBUG_INSN.
5590 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5591 of first insn prevail.
5592 (first_stmt): Skip debug stmts.
5593 (first_non_label_stmt): Likewise.
5594 (last_stmt): Likewise.
5595 (has_zero_uses_1): New.
5596 (single_imm_use_1): New.
5597 (verify_gimple_debug): New.
5598 (verify_types_in_gimple_stmt): Handle debug stmts.
5599 (verify_stmt): Likewise.
5600 (debug_loop_num): Skip debug stmts.
5601 (remove_edge_and_dominated_blocks): Remove dominators last.
5602 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5603 (linearize_expr): Likewise.
5604 * config/i386/i386.c (ix86_delegitimize_address): Call
5605 default implementation.
5606 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5607 (group_barrier_needed): Skip debug insns.
5608 (emit_insn_group_barriers): Likewise.
5609 (emit_all_insn_group_barriers): Likewise.
5610 (ia64_variable_issue): Handle debug insns.
5611 (ia64_dfa_new_cycle): Likewise.
5612 (final_emit_insn_group_barriers): Skip debug insns.
5613 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5614 def cfa without frame.
5615 (process_set): Likewise.
5616 (process_for_unwind_directive): Pass frame on.
5617 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5618 (rs6000_delegitimize_address): New.
5619 (rs6000_debug_adjust_cost): Handle debug insns.
5620 (is_microcoded_insn): Likewise.
5621 (is_cracked_insn): Likewise.
5622 (is_nonpipeline_insn): Likewise.
5623 (insn_must_be_first_in_group): Likewise.
5624 (insn_must_be_last_in_group): Likewise.
5625 (force_new_group): Likewise.
5626 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5627 contains only debug insns.
5628 (rtl_merge_blocks): Skip debug insns.
5629 (purge_dead_edges): Likewise.
5630 (rtl_block_ends_with_call_p): Skip debug insns.
5631 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5632 (mark_reg_dependencies): Skip debug insns.
5633 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5634 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5635 * tree-ssa-threadedge.c
5636 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5637 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5638 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5639 (copyprop_hardreg_forward_1): Handle debug insns.
5640 * reload1.c (reload): Skip debug insns. Replace unassigned
5641 pseudos in debug insns with their equivalences.
5642 (eliminate_regs_in_insn): Skip debug insns.
5643 (emit_input_reload_insns): Skip debug insns at first, adjust
5645 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5646 (get_indirect_ref_operands): Pass opf_no_vops on.
5647 (get_expr_operands): Likewise. Skip debug stmts.
5648 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5650 2009-09-01 Richard Henderson <rth@redhat.com>
5652 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5653 stmt_ends_pp_p statements at least once.
5654 * tree-vrp.c (vrp_initialize): Likewise.
5655 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5657 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5660 Fix AIX bootstrap after PR debug/30161
5661 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5662 that is a GNU extension.
5663 (tmpl_value_parm_die_table): Move the definition of this global
5664 outside #ifdef DWARF2_DEBUGGING_INFO region.
5666 2009-09-01 Richard Guenther <rguenther@suse.de>
5668 * tree.c (tree_expr_size): New function.
5669 * tree.h (tree_expr_size): Declare.
5670 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5671 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5672 * langhooks.c (lhd_expr_size): Remove.
5673 * langhooks.h (struct lang_hooks): Remove expr_size.
5674 * explow.c (expr_size): Use tree_expr_size.
5675 (int_expr_size): Likewise.
5676 * langhooks-def.h (lhd_expr_size): Remove.
5677 (LANG_HOOKS_EXPR_SIZE): Likewise.
5678 (LANG_HOOKS_INITIALIZER): Adjust.
5680 2009-09-01 Richard Guenther <rguenther@suse.de>
5682 * tree-flow.h (mark_addressable): Move declaration ...
5683 * tree.h (mark_addressable): ... here.
5684 * stmt.c (expand_asm_operands): Use mark_addressable, not
5685 lang_hooks.mark_addressable.
5686 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5687 LANG_HOOKS_MARK_ADDRESSABLE.
5688 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5689 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5691 2009-08-31 Chris Demetriou <cgd@google.com>
5693 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5694 vectorize if not TARGET_SSE2.
5696 2009-08-31 DJ Delorie <dj@redhat.com>
5698 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5699 registers if no coprocessor is enabled.
5701 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5704 * cgraph.h (cgraph_get_node): Declare ...
5705 * cgraph.c (cgraph_get_node): ... new function.
5706 * dwarf2out.c (gen_generic_params_dies,
5707 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5708 make_ith_pack_parameter_name,
5709 append_entry_to_tmpl_value_parm_die_table,
5710 gen_remaining_tmpl_value_param_die_attribute): New functions.
5711 (gen_subprogram_die): Generate debug info for template parameters
5712 if debug info level is higher than DINFO_LEVEL_TERSE.
5713 Use tree_add_const_value_attribute_for_decl instead of
5714 tree_add_const_value_attribute.
5715 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5716 instead of tree_add_const_value_attribute.
5717 (gen_struct_or_union_type_die): Generate debug
5718 info for template parameters if debug info level is higher than
5720 (tree_add_const_value_attribute): Handle integral and pointer
5721 constants. Update comment.
5722 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5723 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5724 (reference_to_unused): Fix thinko. Remove redundant predicates from
5726 (tree_add_const_value_attribute): Make this work for constant
5728 tree_add_const_value_attribute_for_decl is to be used for variable
5730 (add_location_or_const_value_attribute): Use
5731 tree_add_const_value_attribute_for_decl now.
5732 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5733 DW_TAG_template_value_param DIEs after function DIEs have been
5735 * langhooks.h (lang_hooks_for_types): Add
5736 get_argument_pack_elems.
5737 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5738 (lang_hooks): Added get_innermost_generic_parms,
5739 get_innermost_generic_args.
5740 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5741 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5742 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5743 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5745 2009-08-31 DJ Delorie <dj@redhat.com>
5747 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5748 it once we start generating the prologue or epilogue.
5749 (mep_call_saves_register): If the frame is locked, re-use
5751 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5752 (mep_expand_prologue): Call it.
5753 (mep_expand_epilogue): Likewise.
5754 (mep_start_function): Use the same logic as mep_expand_prologue.
5755 (mep_pass_by_reference): Make logic more readable.
5756 (mep_return_in_memory): Zero-sized objects are passed in memory.
5757 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5759 2009-08-31 Richard Guenther <rguenther@suse.de>
5761 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5762 to query if the memory regions for memmove overlap.
5763 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5764 asserts on pointers, instead deal with odd trees.
5765 (ptr_derefs_may_alias_p): Likewise.
5766 (refs_may_alias_p_1): Constructor bases also never alias.
5768 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5770 * doc/install.texi (Final install): Adjust reference on where to
5771 order printed manuals.
5773 2009-08-30 Olivier Hainque <hainque@adacore.com>
5775 * dwarf2out.c (switch_to_frame_table_section): Move
5776 definition prior to first use.
5778 2009-08-30 Richard Guenther <rguenther@suse.de>
5780 PR tree-optimization/41186
5781 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5782 (ao_ref_init_from_ptr_and_size): New function.
5783 (ref_maybe_used_by_call_p_1): Be more precise tracking
5784 used ranges for builtin functions.
5785 (ref_maybe_used_by_call_p): Adjust.
5786 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5787 ranges for builtin functions.
5788 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5790 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5793 * fwprop.c (get_reg_use_in): Delete.
5794 (free_load_extend): New function.
5795 (forward_propagate_subreg): Use it.
5797 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5799 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5801 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5804 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5807 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5809 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5810 fini or fini_array section.
5812 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5814 * graphite-dependences.c (graphite_legal_transform_bb): Call
5815 pbb_remove_duplicate_pdrs.
5816 * graphite-poly.c (can_collapse_pdr): Removed.
5817 (pdr_find_duplicate): Removed.
5818 (can_collapse_pdrs): New.
5819 (pbb_remove_duplicate_pdrs): New.
5820 (new_poly_dr): Do not look for duplicates.
5821 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5822 (PBB_PDR_DUPLICATES_REMOVED): New.
5823 (pbb_remove_duplicate_pdrs): Declared.
5825 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5827 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5828 the strides by multiplying by PDR_NB_REFS.
5829 * graphite-poly.c (can_collapse_pdr): New.
5830 (pdr_find_duplicate): New.
5831 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5832 Initialize PDR_NB_REFS.
5833 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5835 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5837 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5840 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5843 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5845 * graphite-dependences.c (pddr_original_scattering): Return NULL
5846 for read-read dependence relations.
5847 * graphite-poly.h (enum poly_dr_type): Fix comment.
5850 (pdr_may_write_p): New.
5852 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5854 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5855 (struct poly_dr): Same.
5856 (new_poly_dr): Same.
5857 * graphite-poly.c (new_poly_dr): Same.
5858 * graphite-dependences.c (dot_deps): Disable call to system.
5860 2009-08-28 Cary Coutant <ccoutant@google.com>
5863 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5864 struct/union/enum types local to a function.
5866 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5867 Sebastian Pop <sebastian.pop@amd.com>
5869 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5870 pbb_strip_mine_time_depth. Changed the implementation so that
5871 transformation is expressed as a transformation on
5872 time (scatttering) dimensions. Also, ensures that the 2d+1
5873 scheduling format is preserved.
5874 (pbb_strip_mine_profitable_p): Profitability is based on the
5875 iteration number of a given time (scattering) dimension,
5876 and not on a original loop depth dimension.
5877 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5878 (pbb_do_strip_mine): Call psct_dynamic_dim.
5879 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5880 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5881 (pbb_nb_dynamic_scattering_transform): New.
5882 (psct_dynamic_dim): New.
5884 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5886 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5887 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5888 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5889 * graphite-interchange.c (build_linearized_memory_access): Same.
5890 (memory_stride_in_loop): Same.
5892 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5894 * graphite-dependences.c (pddr_original_scattering): New.
5895 (graphite_legal_transform_dr): Call pddr_original_scattering.
5898 * graphite-dependences.h (dot_deps): Declared.
5899 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5900 (print_pdr): Print PDR_ID.
5901 * graphite-poly.h (struct poly_dr): Add field id.
5904 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5906 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5908 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5909 not delete the original dependence relation.
5911 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5913 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5914 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5915 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5916 (free_poly_ddr): New.
5917 (pddr_is_empty): New.
5918 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5919 (dependence_polyhedron): Same. Remove useless gcc_assert.
5921 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5922 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5923 * graphite-dependences.h (enum poly_dependence_kind): New.
5924 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5925 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5926 (PDRP_SINK): Renamed PDDR_SINK.
5927 (PDRP_DDP): Renamed PDDR_DDP.
5929 (free_poly_ddr): Declared.
5930 * graphite-poly.c (new_scop): Use the new hash function names.
5931 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5932 into original_pddrs.
5933 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5935 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5937 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5938 bounds with LT_EXPR to make niter analysis more precise on code
5939 generated by Graphite.
5941 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5943 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5944 (graphite_legal_transform_bb): Same.
5945 (poly_drs_may_alias_p): Same.
5947 2009-08-28 Richard Guenther <rguenther@suse.de>
5949 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5951 2009-08-28 Jan Beulich <jbeulich@novell.com>
5953 * config/i386/netware.c: Include langhooks.h.
5954 (i386_nlm_encode_section_info): Simplify.
5955 (netware_override_options): Delete.
5956 * config/i386/netware.h (netware_override_options): Delete
5958 (OVERRIDE_OPTIONS): Delete definition.
5959 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5960 (ASM_COMMENT_START): Define.
5961 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5963 2009-08-28 Jan Beulich <jbeulich@novell.com>
5965 * configure.ac: For in-tree ld, do a plain version check to
5966 determine whether comdat groups are supported.
5967 * configure: Regenerate.
5969 2009-08-28 Olivier Hainque <hainque@adacore.com>
5971 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5972 always defined. Reflect definition or absence of such for
5973 COLLECT_EXPORT_LIST. Readability helper.
5974 (scanfilter): New enum, to help control what symbols
5975 are to be considered or ignored by scan_prog_file.
5976 (enum pass): Rename as "scanpass", moved together with scanfilter
5977 prior to scan_prog_file's prototype.
5978 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5979 Group prototype with the scanpass/scanfilter definitions, factorize
5980 head comments for the several implementations at the prototype.
5981 (main): Reorganize the first pass link control to let AIX
5982 drag only the needed frame tables in executables. Prevent
5983 frame tables collection during the scan aimed at static ctors.
5984 Pre-link and scan for frame tables later to compensate.
5985 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5986 A C statement to issue assembly directives that create a reference
5987 to the given DWARF table identifier label from the current function
5989 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5990 to differentiate first time section entry. Only emit a .data
5991 tables start identifier label the first time around.
5992 (switch_to_frame_table_section): New function. Helper for
5993 output_call_frame_info to switch possibly BACK into the eh_frame
5994 or the debug_frame section depending on FOR_EH.
5995 (output_call_frame_info): Use helper to first enter the proper
5997 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5998 emit a link to the frame table start label from each function
6000 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6001 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6002 * config/rs6000/rs6000-protos.h: Declare it.
6003 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6005 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6007 * config/sh/sh.c (split_branches): Check the result of
6010 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6012 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6013 using -pthread -fopenmp
6015 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6017 * doc/service.texi (service directory): Update URL.
6019 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6021 PR rtl-optimization/40861
6022 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6023 extract word from a multi-word subreg for negative byte positions.
6025 2009-08-27 Tristan Gingold <gingold@adacore.com>
6026 Douglas B Rupp <rupp@gnat.com>
6028 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6029 (SECTION_VMS_OVERLAY): Define.
6030 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6032 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6034 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6035 common_object declarations.
6036 (ia64_section_type_flags): Set section flag for common_object.
6037 * config/ia64/ia64-protos.h
6038 (ia64_vms_output_aligned_decl_common): Declare.
6039 (ia64_vms_elf_asm_named_section): Declare.
6041 2009-08-27 Michael Matz <matz@suse.de>
6043 * expr.c (expand_expr_real_2): New function taking exploded
6044 unary or binary expression, split out from ...
6045 (expand_expr_real_1): ... here. Move over all unary/binary
6046 switch parts to above function, in particular these codes:
6047 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6048 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6049 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6050 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6051 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6052 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6053 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6054 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6055 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6056 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6057 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6058 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6059 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6060 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6061 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6062 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6063 VEC_PACK_FIX_TRUNC_EXPR.
6064 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6067 2009-08-27 Richard Guenther <rguenther@suse.de>
6069 * gengtype.c (main): Handle uint64_t.
6070 * ipa-utils.c (get_base_var): Indent properly.
6071 * tree-ssa-live.c (debug_scope_block): New function.
6072 * tree-flow.h (debug_scope_block): Declare.
6073 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6074 * basic-block.h (enum profile_status): Rename to
6075 enum profile_status_d.
6076 (x_profile_status): Adjust type.
6078 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6081 * dwarf2out.c (get_context_die): Declare this static function.
6082 (gen_type_die_with_usage): Make sure a DIE is a generated for
6083 the context of a typedef.
6085 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6087 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6090 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6092 * config/mips/mips-protos.h (mips_output_sync): Declare.
6093 (mips_sync_loop_insns): Likewise.
6094 (mips_output_sync_loop): Replace first two parameters with an rtx.
6095 * config/mips/mips.c (mips_multi_member): New structure.
6096 (mips_multi_members): New variable.
6097 (mips_multi_start): New function.
6098 (mips_multi_add): Likewise.
6099 (mips_multi_add_insn): Likewise.
6100 (mips_multi_add_label): Likewise.
6101 (mips_multi_last_index): Likewise.
6102 (mips_multi_copy_insn): Likewise.
6103 (mips_multi_set_operand): Likewise.
6104 (mips_multi_write): Likewise.
6105 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6106 (mips_init_print_operand_punct): Update accordingly.
6107 (mips_start_ll_sc_sync_block): New function.
6108 (mips_end_ll_sc_sync_block): Likewise.
6109 (mips_output_sync): Likewise.
6110 (mips_sync_insn1_template): Likewise.
6111 (mips_sync_insn2_template): Likewise.
6112 (mips_get_sync_operand): Likewise.
6113 (mips_process_sync_loop): Likewise.
6114 (mips_output_sync_loop): Use mips_process_sync_loop.
6115 (mips_sync_loop_insns): New function.
6116 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6117 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6118 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6119 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6120 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6121 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6122 (MIPS_SYNC_OLD_OP_12): Likewise.
6123 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6124 (MIPS_SYNC_NEW_OP_12): Likewise.
6125 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6126 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6127 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6128 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6129 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6130 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6131 * config/mips/mips.md (sync_mem): New attribute.
6132 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6133 (sync_exclusive_mask, sync_required_oldval): Likewise.
6134 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6135 (sync_release_barrier): Likewise.
6136 (length): Handle sync loops.
6137 (sync): Use mips_output_sync.
6138 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6139 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6140 and use mips_output_sync_loop.
6141 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6142 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6143 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6144 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6145 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6146 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6147 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6148 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6149 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6151 2009-08-26 Richard Guenther <rguenther@suse.de>
6154 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6155 the types to not match.
6156 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6158 * tree-ssa.c (useless_type_conversion_p): Conversions to
6159 pointers to unprototyped functions are useless.
6161 2009-08-26 Richard Guenther <rguenther@suse.de>
6163 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6164 whole-program condition, prepare to be called for non-globals.
6165 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6166 params build a representative with known type and track its fields.
6168 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6170 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6171 clearing by a taken branch.
6172 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6173 effectively after bbro pass.
6174 (sync_nand<mode>): Ditto.
6175 (sync_old_<fetchop_name><mode>): Ditto.
6176 (sync_old_nand<mode>): Ditto.
6177 (sync_new_<fetchop_name><mode>): Dito.
6178 (sync_new_nand<mode>): Ditto.
6179 (sync_compare_and_swap<mode>_1): Ditto.
6180 (*sync_compare_and_swap<mode>): Ditto.
6181 (sync_lock_test_and_set<mode>_1): Ditto.
6182 ("sync_lock_test_and_set<mode>): Ditto.
6184 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6186 * hwint.h (HOST_LONG_FORMAT): New macro
6187 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6188 Use HOST_PTR_PRINTF.
6189 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6190 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6191 (HOST_PTR_PRINTF): Document.
6193 2009-08-25 Jan Hubicka <jh@suse.cz>
6195 * config/i386/bmmintrin.h: Replace by #error.
6198 Michael Meissner <michael.meissner@amd.com>
6199 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6200 Tony Linthicum <tony.linthicum@amd.com>
6202 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6203 (TARGET_ROUND): New macro for the round/ptest instructions which
6204 are shared between SSE4.1 and SSE5.
6205 (OPTION_MASK_ISA_ROUND): Ditto.
6206 (OPTION_ISA_ROUND): Ditto.
6207 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6208 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6210 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6211 (-mfused-madd): New switch to give users control over whether the
6212 compiler optimizes to use the multiply/add SSE5 instructions.
6214 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6215 (ix86_handle_option): Turn off 3dnow if -msse5.
6216 (override_options): Add SSE5 support.
6217 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6219 (ix86_expand_sse_movcc): Add SSE5 support.
6220 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6221 vector type to the next largest size.
6222 (ix86_expand_sse5_pack): New function to use pperm to pack a
6223 vector type to the next smallest size.
6224 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6225 (IX86_BUILTIN_FMADDSD): Ditto.
6226 (IX86_BUILTIN_FMADDPS): Ditto.
6227 (IX86_BUILTIN_FMADDPD): Ditto.
6228 (IX86_BUILTIN_FMSUBSS): Ditto.
6229 (IX86_BUILTIN_FMSUBSD): Ditto.
6230 (IX86_BUILTIN_FMSUBPS): Ditto.
6231 (IX86_BUILTIN_FMSUBPD): Ditto.
6232 (IX86_BUILTIN_FNMADDSS): Ditto.
6233 (IX86_BUILTIN_FNMADDSD): Ditto.
6234 (IX86_BUILTIN_FNMADDPS): Ditto.
6235 (IX86_BUILTIN_FNMADDPD): Ditto.
6236 (IX86_BUILTIN_FNMSUBSS): Ditto.
6237 (IX86_BUILTIN_FNMSUBSD): Ditto.
6238 (IX86_BUILTIN_FNMSUBPS): Ditto.
6239 (IX86_BUILTIN_FNMSUBPD): Ditto.
6240 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6241 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6242 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6243 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6244 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6245 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6246 (IX86_BUILTIN_PPERM): Ditto.
6247 (IX86_BUILTIN_PERMPS): Ditto.
6248 (IX86_BUILTIN_PERMPD): Ditto.
6249 (IX86_BUILTIN_PMACSSWW): Ditto.
6250 (IX86_BUILTIN_PMACSWW): Ditto.
6251 (IX86_BUILTIN_PMACSSWD): Ditto.
6252 (IX86_BUILTIN_PMACSWD): Ditto.
6253 (IX86_BUILTIN_PMACSSDD): Ditto.
6254 (IX86_BUILTIN_PMACSDD): Ditto.
6255 (IX86_BUILTIN_PMACSSDQL): Ditto.
6256 (IX86_BUILTIN_PMACSSDQH): Ditto.
6257 (IX86_BUILTIN_PMACSDQL): Ditto.
6258 (IX86_BUILTIN_PMACSDQH): Ditto.
6259 (IX86_BUILTIN_PMADCSSWD): Ditto.
6260 (IX86_BUILTIN_PMADCSWD): Ditto.
6261 (IX86_BUILTIN_PHADDBW): Ditto.
6262 (IX86_BUILTIN_PHADDBD): Ditto.
6263 (IX86_BUILTIN_PHADDBQ): Ditto.
6264 (IX86_BUILTIN_PHADDWD): Ditto.
6265 (IX86_BUILTIN_PHADDWQ): Ditto.
6266 (IX86_BUILTIN_PHADDDQ): Ditto.
6267 (IX86_BUILTIN_PHADDUBW): Ditto.
6268 (IX86_BUILTIN_PHADDUBD): Ditto.
6269 (IX86_BUILTIN_PHADDUBQ): Ditto.
6270 (IX86_BUILTIN_PHADDUWD): Ditto.
6271 (IX86_BUILTIN_PHADDUWQ): Ditto.
6272 (IX86_BUILTIN_PHADDUDQ): Ditto.
6273 (IX86_BUILTIN_PHSUBBW): Ditto.
6274 (IX86_BUILTIN_PHSUBWD): Ditto.
6275 (IX86_BUILTIN_PHSUBDQ): Ditto.
6276 (IX86_BUILTIN_PROTB): Ditto.
6277 (IX86_BUILTIN_PROTW): Ditto.
6278 (IX86_BUILTIN_PROTD): Ditto.
6279 (IX86_BUILTIN_PROTQ): Ditto.
6280 (IX86_BUILTIN_PROTB_IMM): Ditto.
6281 (IX86_BUILTIN_PROTW_IMM): Ditto.
6282 (IX86_BUILTIN_PROTD_IMM): Ditto.
6283 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6284 (IX86_BUILTIN_PSHLB): Ditto.
6285 (IX86_BUILTIN_PSHLW): Ditto.
6286 (IX86_BUILTIN_PSHLD): Ditto.
6287 (IX86_BUILTIN_PSHLQ): Ditto.
6288 (IX86_BUILTIN_PSHAB): Ditto.
6289 (IX86_BUILTIN_PSHAW): Ditto.
6290 (IX86_BUILTIN_PSHAD): Ditto.
6291 (IX86_BUILTIN_PSHAQ): Ditto.
6292 (IX86_BUILTIN_FRCZSS): Ditto.
6293 (IX86_BUILTIN_FRCZSD): Ditto.
6294 (IX86_BUILTIN_FRCZPS): Ditto.
6295 (IX86_BUILTIN_FRCZPD): Ditto.
6296 (IX86_BUILTIN_CVTPH2PS): Ditto.
6297 (IX86_BUILTIN_CVTPS2PH): Ditto.
6298 (IX86_BUILTIN_COMEQSS): Ditto.
6299 (IX86_BUILTIN_COMNESS): Ditto.
6300 (IX86_BUILTIN_COMLTSS): Ditto.
6301 (IX86_BUILTIN_COMLESS): Ditto.
6302 (IX86_BUILTIN_COMGTSS): Ditto.
6303 (IX86_BUILTIN_COMGESS): Ditto.
6304 (IX86_BUILTIN_COMUEQSS): Ditto.
6305 (IX86_BUILTIN_COMUNESS): Ditto.
6306 (IX86_BUILTIN_COMULTSS): Ditto.
6307 (IX86_BUILTIN_COMULESS): Ditto.
6308 (IX86_BUILTIN_COMUGTSS): Ditto.
6309 (IX86_BUILTIN_COMUGESS): Ditto.
6310 (IX86_BUILTIN_COMORDSS): Ditto.
6311 (IX86_BUILTIN_COMUNORDSS): Ditto.
6312 (IX86_BUILTIN_COMFALSESS): Ditto.
6313 (IX86_BUILTIN_COMTRUESS): Ditto.
6314 (IX86_BUILTIN_COMEQSD): Ditto.
6315 (IX86_BUILTIN_COMNESD): Ditto.
6316 (IX86_BUILTIN_COMLTSD): Ditto.
6317 (IX86_BUILTIN_COMLESD): Ditto.
6318 (IX86_BUILTIN_COMGTSD): Ditto.
6319 (IX86_BUILTIN_COMGESD): Ditto.
6320 (IX86_BUILTIN_COMUEQSD): Ditto.
6321 (IX86_BUILTIN_COMUNESD): Ditto.
6322 (IX86_BUILTIN_COMULTSD): Ditto.
6323 (IX86_BUILTIN_COMULESD): Ditto.
6324 (IX86_BUILTIN_COMUGTSD): Ditto.
6325 (IX86_BUILTIN_COMUGESD): Ditto.
6326 (IX86_BUILTIN_COMORDSD): Ditto.
6327 (IX86_BUILTIN_COMUNORDSD): Ditto.
6328 (IX86_BUILTIN_COMFALSESD): Ditto.
6329 (IX86_BUILTIN_COMTRUESD): Ditto.
6330 (IX86_BUILTIN_COMEQPS): Ditto.
6331 (IX86_BUILTIN_COMNEPS): Ditto.
6332 (IX86_BUILTIN_COMLTPS): Ditto.
6333 (IX86_BUILTIN_COMLEPS): Ditto.
6334 (IX86_BUILTIN_COMGTPS): Ditto.
6335 (IX86_BUILTIN_COMGEPS): Ditto.
6336 (IX86_BUILTIN_COMUEQPS): Ditto.
6337 (IX86_BUILTIN_COMUNEPS): Ditto.
6338 (IX86_BUILTIN_COMULTPS): Ditto.
6339 (IX86_BUILTIN_COMULEPS): Ditto.
6340 (IX86_BUILTIN_COMUGTPS): Ditto.
6341 (IX86_BUILTIN_COMUGEPS): Ditto.
6342 (IX86_BUILTIN_COMORDPS): Ditto.
6343 (IX86_BUILTIN_COMUNORDPS): Ditto.
6344 (IX86_BUILTIN_COMFALSEPS): Ditto.
6345 (IX86_BUILTIN_COMTRUEPS): Ditto.
6346 (IX86_BUILTIN_COMEQPD): Ditto.
6347 (IX86_BUILTIN_COMNEPD): Ditto.
6348 (IX86_BUILTIN_COMLTPD): Ditto.
6349 (IX86_BUILTIN_COMLEPD): Ditto.
6350 (IX86_BUILTIN_COMGTPD): Ditto.
6351 (IX86_BUILTIN_COMGEPD): Ditto.
6352 (IX86_BUILTIN_COMUEQPD): Ditto.
6353 (IX86_BUILTIN_COMUNEPD): Ditto.
6354 (IX86_BUILTIN_COMULTPD): Ditto.
6355 (IX86_BUILTIN_COMULEPD): Ditto.
6356 (IX86_BUILTIN_COMUGTPD): Ditto.
6357 (IX86_BUILTIN_COMUGEPD): Ditto.
6358 (IX86_BUILTIN_COMORDPD): Ditto.
6359 (IX86_BUILTIN_COMUNORDPD): Ditto.
6360 (IX86_BUILTIN_COMFALSEPD): Ditto.
6361 (IX86_BUILTIN_COMTRUEPD): Ditto.
6362 (IX86_BUILTIN_PCOMEQUB): Ditto.
6363 (IX86_BUILTIN_PCOMNEUB): Ditto.
6364 (IX86_BUILTIN_PCOMLTUB): Ditto.
6365 (IX86_BUILTIN_PCOMLEUB): Ditto.
6366 (IX86_BUILTIN_PCOMGTUB): Ditto.
6367 (IX86_BUILTIN_PCOMGEUB): Ditto.
6368 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6369 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6370 (IX86_BUILTIN_PCOMEQUW): Ditto.
6371 (IX86_BUILTIN_PCOMNEUW): Ditto.
6372 (IX86_BUILTIN_PCOMLTUW): Ditto.
6373 (IX86_BUILTIN_PCOMLEUW): Ditto.
6374 (IX86_BUILTIN_PCOMGTUW): Ditto.
6375 (IX86_BUILTIN_PCOMGEUW): Ditto.
6376 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6377 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6378 (IX86_BUILTIN_PCOMEQUD): Ditto.
6379 (IX86_BUILTIN_PCOMNEUD): Ditto.
6380 (IX86_BUILTIN_PCOMLTUD): Ditto.
6381 (IX86_BUILTIN_PCOMLEUD): Ditto.
6382 (IX86_BUILTIN_PCOMGTUD): Ditto.
6383 (IX86_BUILTIN_PCOMGEUD): Ditto.
6384 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6385 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6386 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6387 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6388 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6389 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6390 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6391 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6392 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6393 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6394 (IX86_BUILTIN_PCOMEQB): Ditto.
6395 (IX86_BUILTIN_PCOMNEB): Ditto.
6396 (IX86_BUILTIN_PCOMLTB): Ditto.
6397 (IX86_BUILTIN_PCOMLEB): Ditto.
6398 (IX86_BUILTIN_PCOMGTB): Ditto.
6399 (IX86_BUILTIN_PCOMGEB): Ditto.
6400 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6401 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6402 (IX86_BUILTIN_PCOMEQW): Ditto.
6403 (IX86_BUILTIN_PCOMNEW): Ditto.
6404 (IX86_BUILTIN_PCOMLTW): Ditto.
6405 (IX86_BUILTIN_PCOMLEW): Ditto.
6406 (IX86_BUILTIN_PCOMGTW): Ditto.
6407 (IX86_BUILTIN_PCOMGEW): Ditto.
6408 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6409 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6410 (IX86_BUILTIN_PCOMEQD): Ditto.
6411 (IX86_BUILTIN_PCOMNED): Ditto.
6412 (IX86_BUILTIN_PCOMLTD): Ditto.
6413 (IX86_BUILTIN_PCOMLED): Ditto.
6414 (IX86_BUILTIN_PCOMGTD): Ditto.
6415 (IX86_BUILTIN_PCOMGED): Ditto.
6416 (IX86_BUILTIN_PCOMFALSED): Ditto.
6417 (IX86_BUILTIN_PCOMTRUED): Ditto.
6418 (IX86_BUILTIN_PCOMEQQ): Ditto.
6419 (IX86_BUILTIN_PCOMNEQ): Ditto.
6420 (IX86_BUILTIN_PCOMLTQ): Ditto.
6421 (IX86_BUILTIN_PCOMLEQ): Ditto.
6422 (IX86_BUILTIN_PCOMGTQ): Ditto.
6423 (IX86_BUILTIN_PCOMGEQ): Ditto.
6424 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6425 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6426 (enum multi_arg_type): New enum for describing the various SSE5
6427 intrinsic argument types.
6428 (bdesc_multi_arg): New table for SSE5 intrinsics.
6429 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6430 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6432 (ix86_expand_builtin): Add SSE5 intrinsic support.
6433 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6434 operand instructions.
6435 (ix86_expand_sse5_multiple_memory): New function to split the
6436 second memory reference from SSE5 instructions.
6437 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6438 (ix86_return_pops_args): Use stdarg_p to determine if the function
6439 has variable arguments.
6440 (ix86_setup_incoming_varargs): Ditto.
6441 (x86_this_parameter): Ditto.
6443 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6445 (ix86_expand_sse5_pack): Ditto.
6446 (ix86_sse5_valid_op_p): Ditto.
6447 (ix86_expand_sse5_multiple_memory): Ditto.
6449 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6450 constant for SSE5 support.
6451 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6452 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6453 (UNSPEC_SSE5_PERMUTE): Ditto.
6454 (UNSPEC_SSE5_ASHIFT): Ditto.
6455 (UNSPEC_SSE5_LSHIFT): Ditto.
6456 (UNSPEC_FRCZ): Ditto.
6457 (UNSPEC_CVTPH2PS): Ditto.
6458 (UNSPEC_CVTPS2PH): Ditto.
6459 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6461 (COM_FALSE_S): Ditto.
6462 (COM_FALSE_P): Ditto.
6463 (COM_TRUE_S): Ditto.
6464 (COM_TRUE_P): Ditto.
6465 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6466 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6468 (memory attribute): Ditto.
6469 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6470 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6471 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6472 (floor<mode>2): Ditto.
6473 (ceil<mode>2): Ditto.
6474 (btrunc<mode>2): Ditto.
6475 (nearbyintdf2): Ditto.
6476 (nearbyintsf2): Ditto.
6477 (sse_setccsf): Disable if SSE5.
6478 (sse_setccdf): Ditto.
6479 (sse5_setcc<mode>): New support for SSE5 conditional move.
6480 (sse5_pcmov_<mode>): Ditto.
6482 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6484 (SSEMODEF2P): Ditto.
6485 (ssemodesuffixf4): New mode attribute for SSE5.
6486 (ssemodesuffixf2s): Ditto.
6487 (ssemodesuffixf2c): Ditto.
6488 (sserotatemax): Ditto.
6489 (ssescalarmode): Ditto.
6490 (sse_maskcmpv4sf3): Disable if SSE5.
6491 (sse_maskcmpv2df3): Ditto.
6492 (sse_vmmaskcmpv4sf3): Ditto.
6493 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6494 (sse5_vmfmadd<mode>4): Ditto.
6495 (sse5_fmsub<mode>4): Ditto.
6496 (sse5_vmfmsub<mode>4): Ditto.
6497 (sse5_fnmadd<mode>4): Ditto.
6498 (sse5_vmfnmadd<mode>4): Ditto.
6499 (sse5_fnmsub<mode>4): Ditto.
6500 (sse5_vmfnmsub<mode>4): Ditto.
6501 (sse5i_fmadd<mode>4): Ditto.
6502 (sse5i_fmsub<mode>4): Ditto.
6503 (sse5i_fnmadd<mode>4): Ditto.
6504 (sse5i_fnmsub<mode>4): Ditto.
6505 (sse5i_vmfmadd<mode>4): Ditto.
6506 (sse5i_vmfmsub<mode>4): Ditto.
6507 (sse5i_vmfnmadd<mode>4): Ditto.
6508 (sse5i_vmfnmsub<mode>4): Ditto.
6509 (mulv16qi3): Add SSE5 support.
6511 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6512 (sse2_mulv4si3): Disable if SSE5.
6513 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6514 (sse4_1_roundps): Ditto.
6515 (sse4_1_roundsd): Ditto.
6516 (sse4_1_roundss): Ditto.
6517 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6519 (sse_maskcmpsf3): Ditto.
6520 (sse_vmmaskcmpv4sf3): Ditto.
6521 (sse2_maskcmpv2df3): Ditto.
6522 (sse2_maskcmpdf3): Ditto.
6523 (sse2_vmmaskcmpv2df3): Ditto.
6524 (sse2_eq<mode>3): Ditto.
6525 (sse2_gt<mode>3): Ditto.
6526 (sse5_pcmov_<mode>): Add SSE5 support.
6527 (vec_unpacku_hi_v16qi): Ditto.
6528 (vec_unpacks_hi_v16qi): Ditto.
6529 (vec_unpacku_lo_v16qi): Ditto.
6530 (vec_unpacks_lo_v16qi): Ditto.
6531 (vec_unpacku_hi_v8hi): Ditto.
6532 (vec_unpacks_hi_v8hi): Ditto.
6533 (vec_unpacku_lo_v8hi): Ditto.
6534 (vec_unpacks_lo_v8hi): Ditto.
6535 (vec_unpacku_hi_v4si): Ditto.
6536 (vec_unpacks_hi_v4si): Ditto.
6537 (vec_unpacku_lo_v4si): Ditto.
6538 (vec_unpacks_lo_v4si): Ditto.
6539 (sse5_pmacsww): New SSE5 intrinsic insn.
6540 (sse5_pmacssww): Ditto.
6541 (sse5_pmacsdd): Ditto.
6542 (sse5_pmacssdd): Ditto.
6543 (sse5_pmacssdql): Ditto.
6544 (sse5_pmacssdqh): Ditto.
6545 (sse5_pmacsdqh): Ditto.
6546 (sse5_pmacsswd): Ditto.
6547 (sse5_pmacswd): Ditto.
6548 (sse5_pmadcsswd): Ditto.
6549 (sse5_pmadcswd): Ditto.
6550 (sse5_pcmov_<move>): Conditional move support on SSE5.
6551 (sse5_phaddbw): New SSE5 intrinsic insn.
6552 (sse5_phaddbd): Ditto.
6553 (sse5_phaddbq): Ditto.
6554 (sse5_phaddwd): Ditto.
6555 (sse5_phaddwq): Ditto.
6556 (sse5_phadddq): Ditto.
6557 (sse5_phaddubw): Ditto.
6558 (sse5_phaddubd): Ditto.
6559 (sse5_phaddubq): Ditto.
6560 (sse5_phadduwd): Ditto.
6561 (sse5_phadduwq): Ditto.
6562 (sse5_phaddudq): Ditto.
6563 (sse5_phsubbw): Ditto.
6564 (sse5_phsubwd): Ditto.
6565 (sse5_phsubdq): Ditto.
6566 (sse5_pperm): Ditto.
6567 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6568 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6569 (sse5_pperm_sign_v8hi_v4si): Ditto.
6570 (sse5_pperm_zero_v8hi_v4si): Ditto.
6571 (sse5_pperm_sign_v4si_v2di): Ditto.
6572 (sse5_pperm_sign_v4si_v2di): Ditto.
6573 (sse5_pperm_pack_v2di_v4si): Ditto.
6574 (sse5_pperm_pack_v4si_v8hi): Ditto.
6575 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6576 (sse5_perm<mode>): New SSE5 intrinsic insn.
6577 (rotl<mode>3): Ditto.
6578 (sse5_rotl<mode>3): Ditto.
6579 (sse5_ashl<mode>3): Ditto.
6580 (sse5_lshl<mode>3): Ditto.
6581 (sse5_frcz<mode>2): Ditto.
6582 (sse5s_frcz<mode>2): Ditto.
6583 (sse5_cvtph2ps): Ditto.
6584 (sse5_cvtps2ph): Ditto.
6585 (sse5_vmmaskcmp<mode>3): Ditto.
6586 (sse5_com_tf<mode>3): Ditto.
6587 (sse5_maskcmp<mode>3): Ditto.
6588 (sse5_maskcmp_uns<mode>3): Ditto.
6589 (sse5_maskcmp_uns2<mode>3): Ditto.
6590 (sse5_pcom_tf<mode>3): Ditto.
6592 * config/i386/predicates.md (sse5_comparison_float_operator):
6593 New predicate to match the comparison operators supported by
6594 the SSE5 com instruction.
6595 (ix86_comparison_int_operator): New predicate to match just the
6596 signed int comparisons.
6597 (ix86_comparison_uns_operator): New predicate to match just the
6598 unsigned int comparisons.
6600 * doc/invoke.texi (-msse5): Add documentation.
6601 (-mfused-madd): Ditto.
6603 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6605 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6607 (x86_64-*-*): Ditto.
6609 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6611 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6612 intrinisics for SSE5.
6614 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6617 * config/i386/mmintrin-common.h: New file, to contain common
6618 instructions between SSE4.1 and SSE5.
6620 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6621 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6622 (gen_regparm_prefix): Ditto.
6624 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6625 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6626 prototype_p to determine if a function is prototyped.
6628 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6630 * c-common.c (c_common_reswords) add the alignof keyword,
6631 with same RID as __alignof and __alignof__
6633 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6635 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6636 * hooks.c (hook_bool_const_int_const_int_true): New function.
6637 * target.h (struct gcc_target): Add can_eliminate field.
6638 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6639 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6640 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6641 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6642 (elim_table): Revise comment.
6643 * system.h (CAN_ELIMINATE): Poison.
6644 * defaults.h (CAN_ELIMINATE): Remove.
6645 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6647 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6648 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6650 (alpha_vms_can_eliminate): Declare as static, change return type to
6652 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6654 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6655 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6656 (arm_can_eliminate): New function.
6658 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6659 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6660 (avr_can_eliminate): Declare as static.
6661 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6663 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6664 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6665 (bfin_can_eliminate): New function.
6667 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6668 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6669 (crx_can_eliminate): New function.
6671 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6672 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6673 (fr30_can_eliminate): New function.
6675 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6676 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6677 (frv_can_eliminate): New function.
6679 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6680 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6681 (h8300_can_eliminate): New function.
6683 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6684 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6685 (i386_can_eliminate): Declare as static, change return type to bool.
6686 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6688 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6689 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6690 (ia64_can_eliminate): New function.
6692 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6693 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6694 (iq2000_can_eliminate): New function.
6696 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6697 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6698 (m32r_can_eliminate): New function.
6700 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6701 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6702 (m68hc11_can_eliminate): New function.
6704 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6705 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6706 (m68k_can_eliminate): New function.
6708 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6709 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6710 (mep_can_eliminate): New function.
6712 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6713 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6714 (mips_can_eliminate): New function.
6716 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6717 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6718 (rs6000_can_eliminate): New function.
6720 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6721 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6722 (s390_can_eliminate): Declare as static.
6723 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6725 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6726 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6727 (score_can_eliminate): New function.
6729 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6730 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6731 (sparc_can_eliminate): Declare as static.
6732 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6734 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6735 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6736 (xstormy16_can_eliminate): New function.
6738 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6739 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6740 (v850_can_eliminate): New function.
6742 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6744 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6745 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6746 (*movdfcc_ext[1234]): Disable for IEEE mode.
6748 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6750 * gimplify.c (prepare_gimple_addressable): New static function.
6751 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6753 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6754 manually fiddling with it.
6756 2009-08-25 Michael Matz <matz@suse.de>
6758 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6759 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6761 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6762 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6763 (do_jump): Split out code for simple binary comparisons into ...
6764 (do_jump_1): ... this, taking the individual operands and code.
6765 Change callers to helper function above accordingly.
6766 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6769 2009-08-25 Michael Matz <matz@suse.de>
6771 * expr.h (struct separate_ops, sepops): New type for passing
6772 around an exploded simple expression.
6773 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6774 Use this structure instead of expression tree.
6775 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6776 expression, only its type.
6777 (expand_vec_cond_expr): Take type and individual operands instead
6779 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6780 expand_vec_shift_expr): Change prototype accordingly.
6781 * tree-vect-stmts.c (vectorizable_condition): Change call of
6782 expand_vec_cond_expr_p to pass only type.
6783 * expr.c (do_store_flags): Change prototype and implementation
6784 to take an exploded expression.
6785 (expand_expr_real_1): New local ops initialized with details
6786 of the full expression. Use it instead of full
6787 expression in calls to do_store_flags, expand_vec_cond_expr,
6788 expand_widen_pattern_expr and expand_vec_shift_expr.
6790 2009-08-25 Michael Matz <matz@suse.de>
6792 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6793 treeop2 initialized with first three operands of the full expression.
6794 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6796 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6798 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6799 (__gthread_objc_condition_allocate): Mark arguments as unused.
6800 (__gthread_objc_condition_deallocate): Likewise.
6801 (__gthread_objc_condition_wait): Likewise.
6802 (__gthread_objc_condition_broadcast): Likewise.
6803 (__gthread_objc_condition_signal): Likewise.
6804 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6805 (__gthread_objc_thread_id): Likewise.
6807 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6810 * tree-pretty-print.c (print_call_name): Print the correct call name
6811 for procedure pointer components.
6813 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6815 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6816 default_promote_function_mode when not VMS.
6818 2009-08-24 Olivier Hainque <hainque@adacore.com>
6820 * convert.c (convert_to_integer): Don't assume an input pointer is
6821 POINTER_SIZE wide. Fetch from the type instead.
6823 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6825 * configure.ac (AC_PREREQ): Bump to 2.64.
6827 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6829 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6830 (process_command): Don't search standard_exec_prefix_1 and
6831 standard_exec_prefix_2.
6833 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6835 * config/arm/arm.c (output_return_instruction): Handle for
6838 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6840 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6842 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6844 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6845 (*arm_movdf_vfp): Likewise.
6847 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6849 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6850 (vashr<mode>3): Rename from ashr<mode>3.
6851 (vlshr<mode>3): Rename from lshr<mode>3.
6853 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6856 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6857 (check_format_info_main): Use scalar_identify_flag.
6858 (check_format_types): Check for scalar size identity if
6859 scalar_identify_flag is set.
6860 (printf_length_specs): Extend by new field.
6861 (asm_fprintf_length_specs): Likewise.
6862 (gcc_diag_length_specs): Likewise.
6863 (scanf_length_specs): Likewise.
6864 (strfmon_length_specs): Likewise.
6865 (gcc_gfc_length_specs): Likewise.
6866 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6867 (ms_printf_flag_specs): Likewise.
6868 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6870 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6873 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6874 (*call_value_pop_1): Ditto.
6875 (*sibcall_pop_1): New insn pattern.
6876 (*sibcall_value_pop_1): Ditto.
6878 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6881 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6884 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6887 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6888 (get_reg_use_in): New function.
6889 (forward_propagate_subreg): Propagate through subreg of zero_extend
6892 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6894 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6895 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6897 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6899 * configure.ac: Remove --with-datarootdir, --with-docdir,
6900 --with-htmldir switches. No need to call AC_SUBST for
6901 datarootdir, docdir, htmldir any more.
6902 * configure: Regenerate.
6903 * doc/install.texi (Configuration): Document --datarootdir,
6904 --docdir, --htmldir, --pdfdir; update documentation for
6905 --infodir, --mandir.
6906 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6909 * aclocal.m4: Regenerate.
6910 * config.in: Regenerate.
6911 * configure: Regenerate.
6913 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6914 Olivier Hainque <hainque@adacore.com>
6916 * config/ia64/ia64.c: Include libfuncs.h.
6917 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6918 (ia64_expand_call): Use reg 25 on VMS.
6919 (ia64_initialize_trampoline): Fix for VMS ABI.
6920 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6921 (ia64_function_arg): Initialize reg 25 on VMS.
6922 Fix OpenVMS ABI issues for varargs.
6923 For OpenVMS, emit the Argument Information register set in the
6924 incoming/sibcall case as well.
6925 (ia64_arg_type): New function.
6926 (ia64_function_arg_advance): Keep track of cum->words.
6927 Fix OpenVMS ABI issues for varargs.
6928 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6929 (ia64_override_options): Set flag_no_common on VMS.
6930 (ia64_init_builtins): Disable FWRITE builtin.
6931 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6932 (ia64_vms_init_libfuncs): Add decc$ routines.
6933 (ia64_vms_valid_pointer_mode): New function.
6934 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6935 (ia64_promote_function_mode): New function
6936 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6937 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6938 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6939 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6940 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6941 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6942 Suppress trailing '#' if VALUE is numeric.
6943 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6944 ia64_promote_function_mode.
6945 (TARGET_VALID_POINTER_MODE): Define.
6947 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6950 * config/rs6000/rs6000.c (rs6000_override_options): Use
6951 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6954 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6955 reporting of vector + decimal/boolean/complex error.
6957 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6959 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6960 __vector double TYPE_DECL.
6962 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6964 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6965 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6966 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6967 to pointer to enum machine_mode. Update all callers as needed.
6969 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6971 * config/alpha/alpha.md (exception_receiver): Emit alternative
6972 GP load sequence if flag_reorder_blocks_and_partition is set.
6973 (*exception_receiver_2): Also enable when
6974 flag_reorder_blocks_and_partition is set.
6976 2009-08-20 Matt Rice <ratmice@gmail.com>
6977 Diego Novillo <dnovillo@google.com>
6979 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6982 2009-08-20 Richard Guenther <rguenther@suse.de>
6984 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6985 * c-tree.h (c_dup_lang_specific_decl): Remove.
6986 (struct lang_decl, struct lang_type): Move definitions ...
6987 * c-lang.h: ... here. New file.
6988 * c-decl.c: Include c-lang.h.
6989 (c_dup_lang_specific_decl): Remove.
6990 * c-typeck.c: Include c-lang.h.
6991 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6992 (c-typeck.o): Likewise.
6993 * c-config-lang.in (gtfiles): Add c-lang.h.
6994 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6997 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6999 * config/alpha/alpha.c (alpha_end_function): Do not clear
7000 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7001 this is now handled in generic code.
7003 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7005 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7006 (s390_z10_fix_long_loop_prediction): New function.
7007 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7008 (s390_reorg): Walk over the INSNs and invoke
7009 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7011 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7013 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7014 "*brx_64bit", "*brx_31bit"): New patterns.
7015 * config/s390/s390.c ('E'): New output modifier.
7017 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7018 Richard Earnshaw <richard.earnshaw@arm.com>
7020 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7021 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7023 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7025 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7027 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7028 for mode mode of operand0 when doing secondary reload for SAR.
7030 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7033 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7034 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7036 2009-08-19 Jason Merrill <jason@redhat.com>
7038 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7039 supported template depth in C++0x.
7041 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7043 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7044 free_after_compilation.
7045 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7046 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7047 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7048 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7049 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7050 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7051 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7053 2009-08-19 Ian Lance Taylor <iant@google.com>
7055 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7056 of (plus (mult (neg B) C) A).
7058 2009-08-18 Michael Matz <matz@suse.de>
7060 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7061 instead of comparing TYPE_MAIN_VARIANT for equality.
7062 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7063 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7064 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7065 * gimplify.c (goa_lhs_expr_p): Ditto and use
7066 STRIP_USELESS_TYPE_CONVERSION.
7068 2009-08-18 Michael Matz <matz@suse.de>
7070 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7071 first field in a struct.
7072 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7074 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7076 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7077 locators before emit_insn is called. Remove assert that
7079 (alpha_end_function): Clear crtl->emit structure and free insn
7080 locators if cfun->is_thunk is true.
7082 2009-08-18 Jason Merrill <jason@redhat.com>
7084 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7086 * configure.ac: Test for it.
7087 * configure, config.in: Regenerate.
7088 * doc/install.texi: Document --enable-gnu-unique-object.
7090 2009-08-18 Richard Guenther <rguenther@suse.de>
7093 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7094 pow(x,y*z) only if x is nonnegative.
7096 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7098 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7102 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7103 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7105 2009-08-17 DJ Delorie <dj@redhat.com>
7107 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7108 * config/m32c/prologue.md (epilogue_freit): New.
7110 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7111 (bank_switch_p): Likewise.
7112 (fast_interrupt_p): Likewise.
7113 (interrupt_p): Likewise.
7114 (m32c_conditional_register_usage): Round memregs size up.
7115 (need_to_save): We only need to save $a0 when we use ENTER.
7116 (interrupt_p): Check for fast_interrupt too.
7117 (bank_switch_p): New.
7118 (fast_interrupt_p): New.
7119 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7120 (m32c_emit_prolog): Support bank switching and fast interrupts.
7121 * doc/extend.texi (Function Attributes): Add bank_switch and
7124 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7126 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7127 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7129 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7131 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7132 (menu): Add IA-64/VMS Options.
7133 (IA-64/VMS Options): Likewise.
7135 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7138 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7140 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7142 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7143 (mips_pop_asm_switch): Likewise.
7144 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7146 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7147 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7148 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7149 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7150 instead of set_noreorder.
7151 (mips_output_function_prologue): Use the new functions.
7152 (mips_output_function_epilogue): Likewise.
7153 (mips_need_noat_wrapper_p): New function, split out from...
7154 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7155 Use mips_push_asm_switch and mips_pop_asm_switch.
7156 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7157 and mips_pop_asm_switch.
7158 (ASM_OUTPUT_REG_POP): Likewise.
7159 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7160 Use mips_pop_asm_switch.
7161 (mips_asm_switch): New structure.
7162 (set_noreorder, set_nomacro): Replace with...
7163 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7164 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7165 instead of set_nomacro.
7166 (fix_truncsfsi2_macro): Likewise.
7167 (cprestore): Likewise.
7168 (hazard): Use mips_noreorder instead of set_noreorder.
7169 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7171 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7173 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7174 from prev_active_insn.
7176 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7178 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7179 * config/avr/avr.c (avr_override_options): Initialize
7180 avr_current_arch variable.
7181 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7182 __AVR_HAVE_16BIT_SP__ according to the device type.
7183 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7185 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7186 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7188 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7191 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7192 generating inlined subroutine die only. We shouldn't be
7193 called for anything else.
7194 (gen_block_die): Don't generate inline subroutine debug info for
7197 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7199 * graphite-poly.c (print_pbb): Print PBB index.
7201 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7204 * graphite-interchange.c (ppl_max_for_le): Moved...
7205 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7206 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7207 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7208 * graphite-ppl.h (ppl_max_for_le): Declared.
7210 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7212 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7213 supported on all platforms.
7214 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7215 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7216 * c-pragma.c: Likewise.
7217 * target-def.h (TARGET_INITIALIZER): Remove
7218 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7219 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7221 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7223 * config/ia64/fde-vms.c: New file.
7224 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7225 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7226 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7227 (uw_frame_state_for): Only register a personality routine if it is
7228 known to be compatible with our expectations.
7229 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7230 Declare unw_table_entry stack variable and
7231 mod all calls to _Unwind_FindTableEntry to add arg.
7232 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7233 (_Unwind_FindTableEntry): Add arg to prototype.
7235 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7237 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7238 field 'signal_pfs_loc'.
7239 (uw_frame_state_for): Remove duplicate code dealing with leaf
7240 procedures without unwind info.
7241 If in the frame after unwinding through a signal handler, restore
7242 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7243 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7244 'pfs_loc' to the AR.PFS location in the signal context; instead
7245 set 'signal_pfs_loc'.
7246 Manually generate the unwind info for the AR.PFS register.
7247 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7248 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7249 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7250 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7251 instead set 'signal_pfs_loc'.
7252 Remove code preventing the AR.PFS register from being restored
7253 from the signal context.
7255 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7256 Tristan Gingold <gingold@adacore.com>
7258 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7259 * config/ia64/t-vms: New file.
7260 * config/ia64/vms64.h: New file.
7261 * config/ia64/vms.h: New file.
7262 * config/ia64/vms-crtinit.asm: New file.
7263 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7264 * config/ia64/vms-unwind.h: New file.
7266 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7268 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7271 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7274 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7276 * real.h (do_mpc_arg2): ... here.
7277 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7280 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7282 * final.c (add_debug_prefix_map): Don't use GC memory for
7283 old_prefix and new_prefix.
7285 2009-08-14 Richard Guenther <rguenther@suse.de>
7287 * ipa-prop.c (compute_complex_pass_through): If we cannot
7288 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7290 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7292 * c-lex.c (c_lex_with_flags): Increase size of local variable
7293 to avoid memory clobber.
7295 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7298 * config/i386/i386.c (ix86_fp_comparison_strategy):
7299 Only enable/disable sahf at function granularity.
7301 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7303 PR rtl-optimization/41064
7304 * reload1.c (reload_as_needed): Don't call extract_insn
7305 for known invalid replacements after calling
7306 validate_replace_rtx_group and verify_changes.
7308 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7311 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7312 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7313 ix86_expand_fp_vcond.
7314 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7315 Assert that operation is supported by ix86_expand_int_vcond.
7316 (vcondu<SSEMODE124C8:mode>): Ditto.
7318 2009-08-13 DJ Delorie <dj@redhat.com>
7320 * config/i386/djgpp-stdint.h: New.
7321 * config.gcc (djgpp): Use it.
7323 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7325 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7326 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7328 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7330 * tree-ssa-loop-prefetch.c
7331 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7332 for long-stride pruning.
7333 (compute_miss_rate): New function to compute the probability
7334 that two memory references access different cache lines.
7336 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7338 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7340 2009-08-13 Richard Guenther <rguenther@suse.de>
7343 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7344 use the constant pointer type.
7345 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7346 of CV qualifiers on the target pointer type.
7347 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7348 conversion check before restrict check.
7350 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7353 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7355 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7357 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7359 2009-08-12 Richard Guenther <rguenther@suse.de>
7361 PR tree-optimization/41011
7362 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7363 and reference constructing.
7365 2009-08-12 Xinliang David Li <davidxl@google.com>
7367 PR tree-optimization/41012
7368 * tree-flow.h : New external interface.
7369 * gimple-low.c (check_call_arg): Change to public function.
7370 Remove argument mismatch check in lowering.
7371 * tree-inline.h (tree_can_inline_p): Interface change.
7372 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7374 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7375 Call change to tree_can_inline_p function.
7376 (cgraph_decide_inlining_incrementally): Ditto.
7378 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7380 PR tree-optimization/41031
7381 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7382 on the partition variable rather than promote_mode on the source
7383 type. Assert that the partition variable's type has the same
7384 mode as the source value's.
7386 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7388 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7389 for for_return == 2.
7390 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7392 * calls.c (expand_call): Fix typo.
7393 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7395 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7397 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7398 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7399 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7400 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7402 2009-08-12 Andrew Haley <aph@redhat.com>
7404 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7406 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7409 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7411 2009-08-12 Richard Guenther <rguenther@suse.de>
7413 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7414 * gimplify.c (gimplify_modify_expr): Do not use
7415 lang_hooks.types_compatible_p.
7416 * tree-ssa.c (useless_type_conversion_p): For aggregates
7417 just return false if the canonical types differ.
7419 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7422 * sese.c (convert_for_phi_arg): New.
7423 (add_guard_exit_phis): Use convert_for_phi_arg.
7425 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7427 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7428 unknown subscript upper bounds.
7430 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7431 Pranav Garg <pranav.garg2107@gmail.com>
7433 * graphite-interchange.c (gather_access_strides): Removed.
7434 (ppl_max_for_le): New.
7435 (build_linearized_memory_access): New.
7436 (memory_stride_in_loop): New.
7437 (pbb_interchange_profitable_p): Reimplemented.
7438 * graphite-ppl.h (ppl_new_id_map): New.
7439 (ppl_interchange): New.
7441 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7443 * graphite-interchange.c (compute_subscript): Removed.
7444 (compute_array_size_cstr): Removed.
7445 (compute_array_size_poly): Removed.
7446 (compute_array_size): Removed.
7447 (gather_access_strides_poly): Removed.
7448 (gather_access_strides): Empty.
7450 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7452 * graphite-dependences.c (dependence_polyhedron_1): Replace
7453 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7454 (graphite_legal_transform_dr): Same.
7455 (graphite_carried_dependence_level_k): Same.
7456 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7457 Initialize PDR_NB_SUBSCRIPTS.
7458 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7460 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7461 (PDR_NB_SUBSCRIPTS): New.
7462 (pdr_nb_subscripts): Removed.
7463 (pdr_dim): Simplified.
7464 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7465 with PDR_NB_SUBSCRIPTS.
7467 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7469 * graphite-interchange.c (compute_array_size): Remove use of
7471 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7472 Do not initialize PDR_DATA_CONTAINER.
7473 (print_pdr): Do not print PDR_DATA_CONTAINER.
7474 * graphite-poly.h (struct poly_dr): Remove data_container field.
7475 (PDR_DATA_CONTAINER): Removed.
7476 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7478 (build_poly_dr): Same.
7480 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7481 Sebastian Pop <sebastian.pop@amd.com>
7483 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7484 copy of the dependence polyhedron. Free the temporary objects.
7485 (graphite_carried_dependence_level_k): Free unused objects before
7488 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7490 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7491 Early return without analyzing the data dependences if no
7492 transform has been done. Call restore_scattering if the transform
7494 (graphite-interchange.c): Same.
7495 * graphite-poly.c (print_scattering_function): Test for
7497 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7498 (apply_poly_transforms): Do not gcc_assert that
7499 the transform is legal.
7500 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7501 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7502 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7503 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7504 * graphite-poly.h (struct poly_scattering): New.
7505 (struct poly_bb): Add original, transformed, and saved fields.
7506 Remove transformed_scattering, original_scattering,
7507 nb_local_variables and nb_scattering_transform fields.
7508 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7509 (poly_scattering_new): New.
7510 (poly_scattering_free): New.
7511 (poly_scattering_copy): New.
7512 (store_scattering_pbb): New.
7513 (store_scattering): New.
7514 (restore_scattering_pbb): New.
7515 (restore_scattering): New.
7516 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7517 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7519 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7521 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7524 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7526 * Makefile.in (graphite.o): Depends on PREDICT_H.
7527 * graphite.c: Include predict.h.
7528 (graphite_finalize): Call tree_estimate_probability.
7529 * predict.c (predict_loops): Do not call scev_initialize and
7531 (tree_estimate_probability_bb): New.
7532 (tree_estimate_probability): Do not initialize loops: move that
7533 code to the driver. Call tree_estimate_probability_bb.
7534 (tree_estimate_probability_driver): New.
7535 (pass_profile): Use tree_estimate_probability_driver.
7536 * predict.h (tree_estimate_probability): Declared.
7538 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7540 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7541 * graphite-dependences.c (graphite_legal_transform): Add time to
7542 TV_GRAPHITE_DATA_DEPS.
7543 (dependency_between_pbbs_p): Same.
7544 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7546 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7548 PR rtl-optimization/41033
7549 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7550 aliasing is disabled.
7552 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7554 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7555 si_mask_operand, and_load_operand, low_bitmask_operand,
7556 and_reg_operand, and_operand): New predicates.
7557 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7558 * config/mips/mips.c (and_operands_ok): New function.
7559 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7560 * config/mips/mips.md (move_type): Add ext_ins and logical.
7561 (type): Handle them.
7562 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7563 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7564 shift_shift. Remove commutative constraint modifier.
7565 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7567 (*clear_upper32_dext): Remove define_insn_and_split.
7568 (*clear_upper32): Turn this define_insn_and_split ...
7569 (splitter for ANDing register with 0xffff_ffff): .. into this.
7571 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7573 * combine.c (try_widen_shift_mode): Factor out code to check if an
7574 integer constant is a low-order bitmask from here ...
7575 * rtlanal.c (low_bitmask_len): ... to here.
7576 * rtl.h (low_bitmask_len): Declare.
7578 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7581 * config/alpha/alpha.md (addsi3): Remove expander.
7582 (addsi3): Rename from *addsi3_internal insn pattern.
7583 (subsi3): Remove expander.
7584 (subsi3): Rename from *subsi3_internal insn pattern.
7586 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7588 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7591 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7592 Eric Botcazou <botcazou@adacore.com>
7593 Douglas B Rupp <rupp@gnat.com>
7595 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7596 that records that fit in 64 bits are returned by immediate value,
7597 as required by OpenVMS Calling Standard.
7598 (function_value): Adjust for above modification.
7599 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7600 virtual_incoming_args_rtx as base object, not next_arg.
7601 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7603 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7605 * reload.c (find_reloads_subreg_address): Check the original
7606 req_equiv_mem address to detect the case where an address is
7607 not valid in the outer mode.
7609 2009-08-11 Richard Guenther <rguenther@suse.de>
7612 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7614 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7616 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7617 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7619 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7620 Douglas B Rupp <rupp@gnat.com>
7622 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7623 PT_STACK when frame_pointer_needed on OpenVMS.
7624 (alpha_pv_save_size, alpha_using_fp): Remove.
7625 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7626 with proper processing for PT_NULL.
7627 (alpha_vms_initial_elimination_offset): New function. Support for
7628 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7629 (alpha_sa_size): Force procedure type to PT_STACK when
7630 frame_pointer_needed on OpenVMS.
7631 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7632 (alpha_using_fp): Likewise.
7633 (alpha_vms_can_eliminate): Add prototype.
7634 (alpha_vms_initial_elimination_offset): Likewise.
7635 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7636 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7638 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7639 Douglas B Rupp <rupp@gnat.com>
7641 * config/alpha/alpha.c (common_object_handler): New function.
7642 (vms_attribute_table): Declare a single attribute "common_object".
7643 (vms_output_aligned_decl_common): New global function.
7644 (SECTION_VMS_OVERLAY): Delete.
7645 (SECTION_VMS_GLOBAL): Likewise.
7646 (SECTION_VMS_INITIALIZE): Likewise.
7647 (vms_asm_named_section): Remove support for above flags.
7648 (vms_section_type_flags): Delete.
7649 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7650 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7651 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7652 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7654 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7657 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7658 (sub_ddmmss): Likewise.
7660 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7663 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7666 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7669 * reload1.c (reload_as_needed): Use cancel_changes to completely
7670 undo a failed replacement attempt.
7672 2009-08-10 Richard Guenther <rguenther@suse.de>
7675 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7676 (useless_type_conversion_p): ... here. Require pointer targets
7679 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7682 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7683 loose the original type of the statement list.
7685 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7687 * config/alpha/alpha.c: Include libfuncs.h
7688 (avms_asm_output_extern): New function.
7689 (alpha_init_libfuncs): Init some decc libfuncs.
7690 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7691 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7692 (DO_CRTL_NAMES): Define.
7694 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7695 (LONG_TYPE_SIZE): Define.
7696 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7697 (SUBTARGET_SWITCHES): Define malloc64 switch.
7698 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7699 (MASK_RETURN_ADDR): Define.
7700 doc/invoke.texi (mmalloc64): Document switch.
7702 2009-08-09 Olivier Hainque <hainque@adacore.com>
7703 Douglas B Rupp <rupp@gnat.com>
7705 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7706 uses_condition_handler.
7707 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7708 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7709 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7710 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7711 (code_for_builtin): New insn codes for the new alpha_builtins.
7712 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7713 (alpha_sa_size): Account for uses_condition_handler.
7714 (alpha_expand_prologue): Likewise.
7715 (alpha_start_function): Likewise.
7716 (alpha_expand_epilogue): Likewise.
7717 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7718 establish/revert expanders.
7719 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7720 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7721 New expander, resorting to the alpha.c associated function.
7722 (builtin_revert_vms_condition_handler): Likewise.
7723 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7724 __gcc_shell_handler, the static VMS condition handler used as
7725 an indirection wrapper to the current dynamically established
7727 * config/alpha/vms-unwind.h: Complete rewrite.
7728 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7729 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7731 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7732 Douglas B Rupp <rupp@gnat.com>
7734 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7735 (alpha_need_linkage): Handle aliases. Return function symbol.
7736 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7737 Use ultimate alias target for the linkage name.
7738 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7739 by alpha_need_linkage for the function symbol.
7740 (setmemdi): Likewise.
7742 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7744 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7745 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7746 (ASM_WEAKEN_LABEL): Define.
7747 (CRT_CALL_STATIC_FUNCTION): Define.
7748 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7749 (ENDFILE_SPEC): Define.
7750 (INIT_SECTION_ASM_OP): Define.
7751 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7752 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7754 (MULTILIB_OSDIRNAMES): Define.
7755 (shlib_version): Define.
7756 (SHLIB_EXT): Define.
7757 (SHLIB_OBJS): Define.
7758 (SHLIB_NAME): Define.
7759 (SHLIB_MULTILIB): Define.
7760 (SHLIB_INSTALL): Define.
7761 (SHLIB_SYMVEC): Define.
7762 (SHLIB_SYMVECX2): Define.
7763 (SHLIB_LINK): Define.
7765 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7767 * config/alpha/alpha.c (alpha_initialize_trampoline):
7768 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7769 (alpha_start_function): Emit transfer address on nested functions
7770 for VMS trampoline call.
7771 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7772 since no longer used.
7773 * config/alpha/vms-tramp.asm: Remove.
7774 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7775 since now only data initialized at runtime.
7777 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7779 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7780 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7781 (MD_EXEC_PREFIX): Remove, no longer used.
7782 (MD_STARTFILE_PREFIX): Likewise.
7783 (INCLUDE_DEFAULTS): Likewise.
7784 * config/alpha/t-vms:
7785 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7787 2009-08-09 Richard Guenther <rguenther@suse.de>
7789 PR tree-optimization/41016
7790 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7791 (operand_precision): Remove.
7792 (integral_operand_p): Likewise.
7793 (recognize_single_bit_test): Adjust.
7795 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7797 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7798 operation overflows. Likewise non-cast unary arithmetic.
7799 If one arm of a conditional expression is always taken,
7800 inhibit evaluation warnings for the other arm. Likewise inhibit
7801 evaluation warnings for the second && or || operand if the first
7802 operand is enough to determine the result.
7803 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7805 (build_binary_op): Prevent duplicate evaluation warnings.
7807 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7809 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7810 and destination have different modes, Use promote_mode to
7811 determine the signedness of the conversion. Assert that the
7812 promoted source mode matches the destination mode. Don't pass
7813 the destination and destination mode to expand_expr if the source
7814 mode is different. Simplify conversion logic.
7816 2009-08-09 Ira Rosen <irar@il.ibm.com>
7818 PR tree-optimization/41008
7819 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7820 from condition only in case it's a comparison. Adjust checks.
7822 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7824 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7825 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7826 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7827 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7828 (dump_cand): Handle them.
7829 (struct iv_cand): New members COST_STEP and AINC_USE.
7830 (stmt_after_increment): Likewise.
7831 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7832 callers changed. Use gimple_uid comparison instead of scanning.
7833 (add_candidate_1): When looking for identical candidates, take
7834 AINC_USE into account. Set it for new candidates.
7835 (force_expr_to_var_cost): Cast target_spill_cost to int.
7836 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7837 All callers changed. Check for availability of autoinc addressing
7838 modes, both in general for a given mode, and in the specific use case.
7839 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7841 (get_computation_cost): Likewise.
7842 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7843 add_autoinc_candidates): New static functions.
7844 (add_candidate): Call add_autoinc_candidates for candidates based on
7846 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7847 (determine_use_iv_cost_address): If we have an autoinc candidate at
7848 the matching use, verify autoinc is possible and subtract the cost
7849 of the candidate's step from the cost.
7850 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7851 member of the candidate.
7852 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7853 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7855 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7857 * config.build (ia64-hp-*vms*): New target.
7858 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7860 * config.gcc (ia64-hp-*vms*): New target.
7861 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7863 * config.host (ia64-hp-*vms*): New target.
7864 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7867 2009-08-08 Richard Guenther <rguenther@suse.de>
7869 PR tree-optimization/40991
7870 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7872 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7874 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7875 mode check. Do truncations in an integer mode.
7876 (force_to_mode): Handle subregs for all mode types. Only do
7877 arithmetic simplifications on integer modes.
7879 2009-08-07 Richard Guenther <rguenther@suse.de>
7881 PR tree-optimization/40999
7882 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7883 (maybe_fold_reference): Lookup constant initializers.
7884 (fold_gimple_assign): Likewise.
7886 2009-08-07 Richard Guenther <rguenther@suse.de>
7888 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7889 that require structural equality defer to the langhook.
7891 2009-08-07 Martin Jambor <mjambor@suse.cz>
7893 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7895 (struct ipa_pass_through_data): New type.
7896 (struct ipa_ancestor_jf_data): New type.
7897 (union jump_func_value): Removed field formal_id, added fields
7898 pass_through and ancestor.
7899 (struct ipa_param_call_note): Changed type of formal_id to int from
7901 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7902 operations jump functions and ancestor jump functions.
7903 (compute_complex_pass_through): New function.
7904 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7905 reflect changes in the jump function strucutre.
7906 (update_jump_functions_after_inlining): Ignore complex pass-through
7907 and ancestor jump functions.
7908 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7909 polynomial pass-through with operation jump functions.
7911 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7913 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7914 fde->dw_fde_begin as begin label instead of hot/cold label.
7915 Use LLSDAC label instead of LLSDA for second section lsda.
7916 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7917 label instead of LLSDA if it is true.
7918 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7920 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7921 SECTION argument. Use it as index into crtl->eh.call_site_record
7923 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7924 use it to determine how to print table entries instead of using
7925 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7926 label instead of normal begin label as base.
7927 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7928 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7929 ensure no EH range spans between sections and that landing pads
7930 are always in the corresponding section.
7931 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7932 for crtl->eh.call_site_record being an array rather than scalar.
7933 (output_one_function_exception_table): New function, copied
7934 from output_function_exception_table. Adjust
7935 dw2_size_of_call_site_table, dw2_output_call_site_table
7936 callers. For SECOND section use *C suffixed labels.
7937 (output_function_exception_table): Call
7938 output_one_function_exception_table and, when doing hot/cold
7939 partitioning, also another time for the second section.
7940 * opts.c: Include except.h.
7941 (decode_options): Allow -freorder-blocks-and-partition with
7942 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7943 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7944 * function.h (struct rtl_eh): Change call_site_record from
7945 scalar into array of 2 elements.
7947 2009-08-07 Martin Jambor <mjambor@suse.cz>
7949 * ipa-prop.c (count_formal_params_1): New function.
7950 (ipa_get_vector_of_formal_parms): New function.
7951 (get_vector_of_formal_parm_types): New function.
7952 (ipa_modify_formal_parameters): New function.
7953 (ipa_modify_call_arguments): New function.
7954 (index_in_adjustments_multiple_times_p): New function.
7955 (ipa_combine_adjustments): New function.
7956 (ipa_dump_param_adjustments): New function.
7957 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7958 (ipa_get_vector_of_formal_parms): Declare.
7959 (ipa_modify_formal_parameters): Declare.
7960 (ipa_modify_call_arguments): Declare.
7961 (ipa_combine_adjustments): Declare.
7962 (ipa_dump_param_adjustments): Declare.
7963 (build_ref_for_offset): Declare.
7964 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7965 * tree-sra.c: Include ipa-prop.c.
7966 (build_ref_for_offset): Make public.
7968 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7970 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7972 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7974 * gcc/doc/extend.texi (__builtin_extract_return_address)
7975 (__builtin_frob_return_address): Document.
7977 2009-08-06 Paul Brook <paul@codesourcery.com>
7979 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7980 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7981 implementation on ARMv6-M.
7983 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7985 * doc/extend.texi (pcs): Document new attribute for ARM.
7987 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7989 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7992 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7994 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7997 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7999 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8001 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8003 Merge ARM/hard_vfp_branch to trunk.
8005 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8007 * arm.c (libcall_eq): New function.
8008 (libcall_hash): New function.
8009 (add_libcall): New function.
8010 (arm_libcall_uses_aapcs_base): New function.
8011 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8012 libcalls using the base PCS.
8013 (arm_init_cumulative_args): Likewise.
8015 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8017 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8018 Use base ABI for conversion libfuncs between HFmode and SFmode.
8020 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8022 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8023 V4SImode as representatives of all 64-bit and 128-bit vector
8024 types. Allow vector types without vector modes.
8025 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8026 without vector modes like BLKmode.
8027 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8028 BLKmode. Avoid unsupported vector modes or TImode moves for
8030 (aapcs_vfp_allocate_return_reg): Likewise.
8031 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8032 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8034 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8036 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8037 (arm_get_pcs_model): Pass attribute arguments to
8038 arm_pcs_from_attribute.
8039 (arm_init_cumulative_args): Use base AAPCS for conversions from
8040 floating-point types to DImode.
8041 (arm_attribute_table): Add pcs attribute.
8042 (arm_handle_pcs_attribute): New.
8043 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8044 conversions from floating-point types to DImode, also declare them
8045 to use base AAPCS and declare functions they call to use base
8046 AAPCS and their RTABI names.
8048 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8050 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8051 -mfloat-abi=hard not being supported for VFP.
8053 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8055 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8056 SYMBOL_REF to hard_libcall_value.
8058 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8059 Richard Earnshaw <rearnsha@arm.com>
8061 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8062 has been put on the stack, all remaining co-processory arguments for
8063 that co-processor also go on the stack.
8065 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8067 * config/arm/arm.c (arm_return_in_memory): Handle returning
8068 vectors of suitable size in registers also for AAPCS case.
8070 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8072 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8074 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8076 ARM Hard-VFP calling convention
8077 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8078 * target.h (gcc_target): Add libcall_value to table of call hooks.
8079 * targhooks.h (default_libcall_value): Default implementation.
8080 * targhooks.c (default_libcall_value): Likewise.
8081 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8082 * optabs.c (expand_unop): Use it.
8083 * expr.h (hard_libcall_value): Pass the function RTX through.
8084 * calls.c (emit_library_call_value_1): Update call to
8086 * explow.c (hard_libcall_value): Use new target hook.
8087 * testsuite/lib/target-supports.exp
8088 (check_effective_target_arm_hard_vfp_ok): New hook.
8089 (check_effective_target_arm_neon_ok): Improve test for neon
8091 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8092 * config/arm/arm.c: Include cgraph.h
8093 (TARGET_FUNCTION_VALUE): Override default hook.
8094 (arm_pcs_default): New variable.
8095 (arm_override_options): Don't fault hard calling convention with VFP.
8096 Add support for AAPCS variants.
8097 (arm_function_value): Make static. Handle AAPCS variants.
8098 (arm_libcall_value): New function.
8099 (arm_apply_result_size): Handle VFP registers in results.
8100 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8102 (pcs_attribute_args): New variable.
8103 (arm_pcs_from_attribute): New function.
8104 (arm_get_pcs_model): New function.
8105 (aapcs_vfp_cum_init): New function.
8106 (aapcs_vfp_sub_candidate): New function.
8107 (aapcs_vfp_is_return_candidate): New function.
8108 (aapcs_vfp_is_call_candidate): New function.
8109 (aapcs_vfp_allocate): New function.
8110 (aapcs_vfp_allocate_return_reg): New function.
8111 (aapcs_vfp_advance): New function.
8112 (aapcs_cp_arg_layout): New variable.
8113 (aapcs_select_call_coproc): New function.
8114 (aapcs_select_return_coproc): New function.
8115 (aapcs_allocate_return_reg): New function.
8116 (aapcs_libcall_value): New function.
8117 (aapcs_layout_arg): New function.
8118 (arm_init_cumulative_args): Initialize AAPCS args data.
8119 (arm_function_arg): Handle AAPCS variants using new interface.
8120 (arm_arg_parital_bytes): Likewise.
8121 (arm_function_arg_advance): New function.
8122 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8123 calling conventions.
8124 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8125 * arm.h (NUM_VFP_ARG_REGS): Define.
8126 (LIBCALL_VALUE): Update.
8127 (FUNCTION_VALUE): Delete.
8128 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8129 (arm_pcs): New enum.
8130 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8131 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8132 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8133 * arm-protos.h (arm_function_arg_advance): Add.
8134 (aapcs_libcall_value): Add.
8135 (arm_function_value): Delete.
8137 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8138 H.J. Lu <hongjiu.lu@intel.com>
8141 * config/i386/i386.c (standard_sse_mode_p): Remove.
8142 (standard_sse_constant_p): Return 2 for integer mode
8143 vector_all_ones_operand when SSE2 is enabled.
8144 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8145 (ix86_expand_vector_move): Do not check for negative values from
8146 standard_sse_constant_p.
8148 2009-08-06 Richard Guenther <rguenther@suse.de>
8150 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8151 array type comparisons frontend independent.
8152 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8153 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8154 out array reference lower bound and element size operands.
8155 (ao_ref_init_from_vn_reference): Properly compute the offset
8156 for ARRAY_RANGE_REF.
8157 (vn_reference_fold_indirect): Fill out array reference lower
8158 bound and element size operands.
8159 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8160 a non gimple valued reference operand which can happen for
8161 array reference lower bound or element size.
8162 (create_component_ref_by_pieces_1): Properly generate the
8163 element size operand for array references.
8165 2009-08-06 Richard Guenther <rguenther@suse.de>
8167 PR tree-optimization/40964
8168 * tree.c (iterative_hash_host_wide_int): Export.
8169 * tree.h (iterative_hash_host_wide_int): Declare.
8170 * tree-ssa-structalias.c (heapvar_map): New struct.
8171 (heapvar_map_eq): New function.
8172 (heapvar_map_hash): Likewise.
8173 (heapvar_lookup): Adjust.
8174 (heapvar_insert): Likewise.
8175 (make_constraint_from_heapvar): Allow multiple heap variables
8176 per decl at different offsets.
8177 (init_alias_heapvars): Adjust.
8179 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8181 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8182 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8183 trailing sync if TARGET_SYNC_AFTER_SC.
8185 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8187 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8188 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8189 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8190 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8191 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8192 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8193 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8194 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8195 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8196 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8197 the prototype declaration match the definition.
8198 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8199 instructions explicitly. Add barrier_before and operands
8201 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8202 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8203 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8204 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8205 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8206 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8208 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8210 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8212 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8213 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8216 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8219 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8221 PR rtl-optimization/40924
8222 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8223 make sure canon_rtx (mem_address) isn't simpler than
8224 canon_rtx (expanded_mem_address).
8226 2009-08-05 Li Feng <nemokingdom@gmail.com>
8228 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8230 (build_scop_drs): Build alias set for each SCoP.
8232 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8234 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8235 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8236 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8237 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8238 (BASE_DRIVER_SELF_SPECS): Likewise.
8240 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8242 * tree-ssa-alias.c: Fix some comment typos.
8244 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8246 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8247 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8249 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8252 * simplify-rtx.c (simplify_binary_operation_1): Disable
8253 simplifications for decimal float operations.
8255 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8258 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8259 operand of INDIRECT_REF.
8261 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8263 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8264 constants referencing TLS symbols.
8266 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8268 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8269 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8271 2009-08-03 Richard Guenther <rguenther@suse.de>
8273 * tree.c (make_vector_type): Build a main variant first,
8274 get the canonical one and then build the variant.
8275 * tree-ssa.c (useless_type_conversion_p_1): Handle
8277 (useless_type_conversion_p): Conversions to pointers to
8278 incomplete record types are useless.
8280 2009-08-03 Richard Guenther <rguenther@suse.de>
8282 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8283 file will be created.
8284 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8285 * toplev.c (compile_file): Adjust comment.
8287 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8289 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8290 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8291 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8292 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8293 (sh_promote_function_mode): Fix typo.
8295 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8297 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8299 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8301 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8302 declaration arguments.
8304 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8306 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8307 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8308 (ix86_split_ashl): Ditto.
8309 (ix86_expand_vector_init_one_nonzero): Ditto.
8310 (ix86_expand_vector_set): Ditto.
8311 (ix86_expand_reduc_v4sf): Ditto.
8313 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8315 * explow.c (promote_function_mode): Remove assert.
8316 * config/sh/sh.c (sh_promote_function_mode): Declare.
8318 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8320 * config/pa/pa.c (pa_promote_function_mode): Declare.
8321 Change to static. Fix promote_mode call.
8323 * gthr-dce.h (CONST_CAST2): Define if not defined.
8324 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8326 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8328 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8330 * expr.c (store_constructor): Use promote_decl_mode. Remove
8331 now write-only variable unsignedp.
8332 (expand_expr_real_1): Use promote_decl_mode.
8333 * expr.h (promote_function_mode, promote_decl_mode): New.
8334 (promote_mode): Remove last argument.
8335 * function.c (assign_temp): Drop last argument of promote_mode.
8336 (assign_parm_find_data_types): Use promote_function_mode.
8337 (assign_parm_setup_reg): Likewise.
8338 (expand_function_end): Use promote_function_mode.
8339 * calls.c (initialize_argument_information): Use promote_function_mode.
8340 (precompute_arguments): Use promote_mode instead of checking if
8341 only PROMOTE_FUNCTION_MODE is defined.
8342 (expand_call): When making sibcall decisions, use promote_function_mode.
8343 Below, remove an if for targetm.calls.promote_function_return and
8344 and use promote_function_mode.
8345 (emit_library_call_value_1): Use promote_function_mode, fix bug
8346 where promote_mode was passed FOR_CALL == 0 for a return value in an
8348 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8349 * explow.c (promote_function_mode, promote_decl_mode): New.
8350 (promote_mode): Keep only the FOR_CALL == 0 case.
8351 * combine.c (setup_incoming_promotion): Remove test of
8352 promote_function_args. Use promote_function_mode.
8353 * stmt.c (expand_value_return): Use promote_decl_mode.
8354 (expand_decl): Use promote_decl_mode.
8356 * expr.c (store_constructor): Use promote_decl_mode. Remove
8357 now write-only variable unsignedp.
8358 (expand_expr_real_1): Use promote_decl_mode.
8359 * expr.h (promote_function_mode, promote_decl_mode): New.
8360 (promote_mode): Remove last argument.
8361 * function.c (assign_temp): Drop last argument of promote_mode.
8362 (assign_parm_find_data_types): Use promote_function_mode.
8363 (assign_parm_setup_reg): Likewise.
8364 (expand_function_end): Use promote_function_mode.
8365 * calls.c (initialize_argument_information): Use promote_function_mode.
8366 (precompute_arguments): Use promote_mode instead of checking if
8367 only PROMOTE_FUNCTION_MODE is defined.
8368 (expand_call): When making sibcall decisions, use promote_function_mode.
8369 Below, remove an if for targetm.calls.promote_function_return and
8370 and use promote_function_mode.
8371 (emit_library_call_value_1): Use promote_function_mode, fix bug
8372 where promote_mode was passed FOR_CALL == 0 for a return value in an
8374 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8375 * explow.c (promote_function_mode, promote_decl_mode): New.
8376 (promote_mode): Keep only the FOR_CALL == 0 case.
8377 * combine.c (setup_incoming_promotion): Remove test of
8378 promote_function_args. Use promote_function_mode.
8379 * stmt.c (expand_value_return): Use promote_decl_mode.
8380 (expand_decl): Use promote_decl_mode.
8382 * explow.c (promote_function_mode): Just call the target hook.
8383 * targhooks.c (default_promote_function_mode,
8384 default_promote_function_mode_always_promote): New.
8385 * targhooks.h (default_promote_function_mode,
8386 default_promote_function_mode_always_promote): Declare.
8387 * target.h (promote_function_args, promote_function_return): Remove.
8388 (promote_function_mode): New.
8389 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8390 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8391 (TARGET_PROMOTE_FUNCTION_MODE): New.
8392 (TARGET_CALLS): Adjust.
8393 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8394 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8396 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8397 * config/s390/s390.c (s390_promote_function_mode): ... here,
8398 with pointer handling.
8399 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8400 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8402 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8403 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8404 with pointer handling.
8405 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8406 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8408 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8409 * config/sh/sh.c (sh_promote_function_mode): New.
8410 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8411 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8413 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8414 * config/cris/cris.c (cris_promote_function_mode): ... here.
8415 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8416 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8418 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8419 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8420 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8421 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8423 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8424 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8425 complex type handling.
8426 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8427 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8429 * config/pa/pa.c (pa_promote_function_mode): New.
8430 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8431 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8433 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8434 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8435 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8436 * config/xtensa/xtensa.c: Likewise.
8437 * config/stormy16/stormy16.c: Likewise.
8438 * config/iq2000/iq2000.c: Likewise.
8439 * config/rs6000/rs6000.c: Likewise.
8440 * config/picochip/picochip.c: Likewise.
8441 * config/arc/arc.c: Likewise.
8442 * config/mcore/mcore.c: Likewise.
8443 * config/score/score.c: Likewise.
8444 * config/mips/mips.c: Likewise.
8445 * config/bfin/bfin.c: Likewise.
8446 * config/ia64/ia64.c: Likewise (disabled though).
8448 * config/frv/frv.h: Remove pointless remark.
8450 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8451 TARGET_PROMOTE_FUNCTION_ARGS,
8452 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8453 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8455 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8457 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8458 -floop-parallelize-all.
8459 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8460 flag_loop_parallelize_all.
8461 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8462 * graphite.c (graphite_transform_loops): Same.
8464 * graphite-poly.c (apply_poly_transforms): Same.
8466 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8468 PR tree-optimization/40914
8469 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8470 if set, then check the delta field of the PMF record.
8471 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8472 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8473 call is stored in the delta.
8475 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8477 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8479 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8481 * config/i386/bsd.h (ASM_BYTE): New define.
8482 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8483 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8484 .byte. Use fputs or putc instead of fprintf where appropriate.
8485 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8486 fputs or putc instead of fprintf where appropriate.
8487 * config/i386/i386elf.h: Ditto.
8488 * config/i386/sysv4.h: Ditto.
8490 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8491 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8492 (*tls_global_dynamic_64): Ditto.
8494 2009-07-31 Christian Bruel <christian.bruel@st.com>
8496 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8498 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8500 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8501 Remove dead code for MINUS.
8503 2009-07-31 Anthony Green <green@moxielogic.com>
8505 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8507 (moxie_expand_epilogue): Ditto for epilogue.
8508 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8510 (moxie_function_arg): Ditto.
8511 (moxie_pass_by_reference): Ditto.
8512 (moxie_arg_partial_bytes): Ditto.
8513 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8514 (FUNCTION_ARG_ADVANCE) Ditto.
8515 (REG_PARM_STACK_SPACE) Ditto.
8516 (FUNCTION_ARG_REGNO_P) Dito.
8518 * config.gcc: Add moxie linux config support.
8519 * gcc/config/moxie/uclinux.h: New file.
8521 2009-07-31 DJ Delorie <dj@redhat.com>
8523 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8524 (UNSPECV_SP_SWITCH_E): New.
8525 (sp_switch_1): Change to an unspec.
8526 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8528 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8529 reference the new stack's address
8531 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8533 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8534 graphite-clast-to-gimple.o, graphite-dependences.o,
8535 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8536 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8537 (graphite-blocking.o,
8538 graphite-clast-to-gimple.o, graphite-dependences.o,
8539 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8540 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8541 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8542 * cfgloop.h (struct loop): Add can_be_parallel field.
8543 * common.opt (fgraphite-identity): Moved up.
8544 (fgraphite-force-parallel): New flag.
8545 * graphite.c: Rewrite.
8546 * graphite.h: Rewrite.
8547 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8549 * toplev.c (graphite_out_file): New file descriptor.
8550 (graphite_in_file): New.
8551 (process_options): flag_graphite_force_parallel cannot be used without
8553 * tree-ssa-loop.c: Include toplev.h.
8554 (gate_graphite_transforms): Enable flag_graphite for
8555 flag_graphite_force_parallel.
8557 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8559 * ChangeLog.graphite: New.
8560 * graphite-blocking.c: New.
8561 * graphite-clast-to-gimple.c: New.
8562 * graphite-clast-to-gimple.h: New.
8563 * graphite-dependences.c: New.
8564 * graphite-dependences.h: New.
8565 * graphite-interchange.c: New.
8566 * graphite-poly.c: New.
8567 * graphite-poly.h: New.
8568 * graphite-ppl.c: New.
8569 * graphite-ppl.h: New.
8570 * graphite-scop-detection.c: New.
8571 * graphite-scop-detection.h: New.
8572 * graphite-sese-to-poly.c: New.
8573 * graphite-sese-to-poly.h: New.
8577 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8579 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8580 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8582 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8584 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8585 (scev_is_linear_expression): Return false if the evolution is not
8586 affine multivariate.
8588 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8590 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8591 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8593 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8595 * tree-data-ref.c (debug_data_references): New.
8596 (debug_data_reference): New.
8597 * tree-data-ref.h (debug_data_references): Declared.
8598 (debug_data_reference): Declared.
8600 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8602 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8603 * tree-data-ref.h (scop_p): Removed.
8604 (struct data_reference): Remove field scop.
8606 (stmt_simple_memref_p): Removed.
8608 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8610 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8611 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8614 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8616 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8618 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8620 * doc/invoke.texi (-fgraphite-identity): Documented.
8622 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8624 * tree-scalar-evolution.c: Fix comment.
8625 (instantiate_scev_1): Return unknow from scev instantiation if the
8626 result is not above instantiate_below.
8628 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8630 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8631 static anymore. Instantiate the symbols that may have been introduced
8633 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8636 2009-07-30 DJ Delorie <dj@redhat.com>
8638 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8639 .vliw directive to VLIW sections.
8641 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8643 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8645 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8646 (AUTOHEADER): New variable.
8647 ($(srcdir)/cstamp-h.in): Use it.
8649 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8650 Pat Haugen <pthaugen@us.ibm.com>
8651 Revital Eres <ERES@il.ibm.com>
8653 * config/rs6000/vector.md (VEC_F): Add VSX support.
8657 (vector_load_<mode>): Ditto.
8658 (vector_store_<mode>): Ditto.
8659 (vector GPR move split): Ditto.
8660 (vec_reload_and_plus_<mptrsize>): Ditto.
8661 (vec_reload_and_reg_<mptrsize>): Ditto.
8662 (add<mode>3): Ditto.
8663 (sub<mode>3): Ditto.
8664 (mul<mode>3): Ditto.
8665 (neg<mode>2): Ditto.
8666 (abs<mode>2): Ditto.
8667 (smin<mode>3): Ditto.
8668 (smax<mode>3): Ditto.
8669 (vector_eq<mode>): Ditto.
8670 (vector_gt<mode>): Ditto.
8671 (vector_ge<mode>): Ditto.
8672 (vector_gtu<mode>): Ditto.
8673 (vector_select_<mode>_uns): Ditto.
8674 (vector_eq_<mode>_p): Ditto.
8675 (vector_gt_<mode>_p): Ditto.
8676 (vector_ge_<mode>_p): Ditto.
8677 (vector_gtu_<mode>_p): Ditto.
8678 (cr6_test_for_zero): Ditto.
8679 (cr6_test_for_zero_reverse): Ditto.
8680 (cr6_test_for_lt): Ditto.
8681 (cr6_test_for_lt_reverse): Ditto.
8682 (xor<mode>3): Ditto.
8683 (ior<mode>3): Ditto.
8684 (and<mode>3): Ditto.
8685 (one_cmpl<mode>2): Ditto.
8686 (nor<mode>2): Ditto.
8687 (andc<mode>2): Ditto.
8688 (float<VEC_int<mode>2): Ditto.
8689 (unsigned_float<VEC_int><mode>2): Ditto.
8690 (fix_trunc<mode><VEC_int>2): Ditto.
8691 (fixuns_trunc<mode><VEC_int>2): Ditto.
8693 (vec_set<mode>): Ditto.
8694 (vec_extract<mode>): Ditto.
8695 (vec_interleave_highv4sf): Ditto.
8696 (vec_interleave_lowv4sf): Ditto.
8697 (vec_realign_load_<mode>): Ditto.
8698 (vec_shl_<mode>): Ditto.
8699 (vec_shr_<mode>): Ditto.
8700 (div<mode>3): New patterns for VSX.
8701 (vec_interleave_highv2df): Ditto.
8702 (vec_interleave_lowv2df): Ditto.
8703 (vec_pack_trunc_v2df): Ditto.
8704 (vec_pack_sfix_trunc_v2df): Ditto.
8705 (vec_pack_ufix_trunc_v2df): Ditto.
8706 (vec_unpacks_hi_v4sf): Ditto.
8707 (vec_unpacks_lo_v4sf): Ditto.
8708 (vec_unpacks_float_hi_v4si): Ditto.
8709 (vec_unpacks_float_lo_v4si): Ditto.
8710 (vec_unpacku_float_hi_v4si): Ditto.
8711 (vec_unpacku_float_lo_v4si): Ditto.
8712 (movmisalign<mode>): Ditto.
8713 (vector_ceil<mode>2): New patterns for vectorizing math library.
8714 (vector_floor<mode>2): Ditto.
8715 (vector_btrunc<mode>2): Ditto.
8716 (vector_copysign<mode>3): Ditto.
8718 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8719 predicate for setting the high bit in each word, used for copysign.
8721 * config/rs6000/ppc-asm.h (f19): Whitespace.
8722 (f32-f63): Define if VSX.
8723 (v0-v31): Define if Altivec.
8724 (vs0-vs63): Define if VSX.
8726 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8728 * config/rs6000/power7.md: New file, provide tuning parameters for
8731 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8732 (rs6000_cpu_cpp_builtins): Ditto.
8733 (altivec_overloaded_builtins): Ditto.
8734 (altivec_resolve_overloaded_builtin): Ditto.
8736 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8737 debug switch to disable vectorizing simple math builtin
8740 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8741 Vectorize simple math builtin functions.
8742 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8743 hook to vectorize math builtins.
8744 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8745 (rs6000_builtin_conversion): Add VSX/power7 support.
8746 (rs6000_builtin_vec_perm): Ditto.
8747 (vsplits_constant): Add support for loading up a vector constant
8748 with just the high bit set in each part.
8749 (rs6000_expand_vector_init): Add VSX/power7 support.
8750 (rs6000_expand_vector_set): Ditto.
8751 (rs6000_expand_vector_extract): Ditto.
8752 (rs6000_emit_move): Ditto.
8753 (bdesc_3arg): Ditto.
8754 (bdesc_2arg): Ditto.
8755 (bdesc_1arg): Ditto.
8756 (rs6000_expand_ternop_builtin): Ditto.
8757 (altivec_expand_builtin): Ditto.
8758 (rs6000_expand_unop_builtin): Ditto.
8759 (rs6000_init_builtins): Ditto.
8760 (altivec_init_builtins): Ditto.
8761 (builtin_function_type): Ditto.
8762 (rs6000_common_init_builtins): Ditto.
8763 (rs6000_handle_altivec_attribute); Ditto.
8764 (rs6000_mangle_type): Ditto.
8765 (rs6000_vector_mode_supported_p): Ditto.
8766 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8769 * config/rs6000/vsx.md: New file for VSX support.
8771 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8772 identifing values with just the most significant bit set.
8773 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8774 vectorized builtins.
8776 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8777 (UNSPEC_VRFIM): Delete.
8778 (splitter for loading up vector with most significant bit): New
8779 splitter for vectorizing copysign.
8780 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8781 vectorizing simple math functions.
8782 (altivec_vrfip): Add support for vectorizing simple math functions.
8783 (altivec_vrfim): Ditto.
8784 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8786 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8787 (power7.md, vsx.md): Include for power7 support.
8788 (copysigndf3): Use VSX instructions if -mvsx.
8789 (negdf2_fpr): Ditto.
8790 (absdf2_fpr): Ditto.
8791 (nabsdf2_fpr): Ditto.
8792 (adddf3_fpr): Ditto.
8793 (subdf3_fpr): Ditto.
8794 (muldf3_fpr): Ditto.
8795 (divdf3_fpr): Ditto.
8796 (fix_truncdfdi2_fpr): Ditto.
8797 (cmpdf_internal1): Ditto.
8798 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8799 (btruncdf2, btruncdf2_fpr): Ditto.
8800 (ceildf2, ceildf2_fpr): Ditto.
8801 (floordf2, floordf2_fpr): Ditto.
8802 (floatdidf2, floatdidf2_fpr): Ditto.
8803 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8804 (fmsubdf4_fpr): Ditto.
8805 (fnmadddf4_fpr_1): Ditto.
8806 (fnmadddf4_fpr_2): Ditto.
8807 (fnmsubdf4_fpr_1): Ditto.
8808 (fnmsubdf4_fpr_2): Ditto.
8809 (fixuns_truncdfdi2): Add expander for VSX support.
8810 (fix_truncdfdi2): Ditto.
8811 (fix_truncdfsi2): Ditto.
8813 (btruncsf2): Whitespace.
8814 (movdf_hardfloat32): Add support for VSX registers.
8815 (movdf_softfloat32): Ditto.
8816 (movdf_hardfloat64): Ditto.
8817 (movdf_hardfloat64_mfpgpr): Ditto.
8818 (movdf_softfloat64): Ditto.
8819 (movti splitters): Add check for vector registers supporting
8820 TImode in the future.
8821 (bpermd): Add power7 bpermd instruction.
8823 * config/rs6000/altivec.h (vec_div): Define if VSX.
8827 (vec_nearbyint): Ditto.
8830 (all predicates): Use the generic builtin function, and not the V4SF
8831 specific function so that the predicates will work with VSX's V2DF.
8835 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8836 Document new VSX functions and types.
8838 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8841 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8842 "wa", and "j" constraints. Modify "v" to talk about Altivec
8843 instead of just vector.
8845 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8848 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8849 location for phi arguments.
8850 (rewrite_update_phi_arguments): Find locations for reaching defs.
8851 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8852 Add location to add_phi_arg calls.
8853 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8854 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8855 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8856 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8857 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8858 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8859 * tree-phinodes.c (make_phi_node): Initialize location.
8860 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8861 (add_phi_arg): Add location parameter.
8862 (remove_phi_arg_num): Move location when moving phi argument.
8863 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8865 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8866 slpeel_update_phi_nodes_for_guard1,
8867 slpeel_update_phi_nodes_for_guard2,
8868 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8869 vect_loop_versioning): Set locations.
8870 * tree-parloops.c (create_phi_for_local_result,
8871 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8872 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8873 * tree-vect-loop.c (get_initial_def_for_induction,
8874 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8876 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8877 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8878 (gimple_phi_arg_set_location): New. Set locus.
8879 (gimple_phi_arg_has_location): New. Check for locus.
8880 (redirect_edge_var_map_location): New. Return locus from var_map.
8881 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8882 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8883 combining PHI arguments.
8884 (cond_store_replacement): Set location.
8885 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8886 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8887 scop_add_exit_phis_edge): Add locations.
8888 * tree-cfgcleanup.c (remove_forwarder_block,
8889 remove_forwarder_block_with_phi): Add locations.
8890 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8891 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8893 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8894 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8895 flush_pending_stmts): Add source location.
8896 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8897 stack to preserve locations.
8898 * tree-vect-stmts.c (vectorizable_load): Add location.
8899 * tree-inline.c (copy_phis_for_bb): Copy locus.
8900 (setup_one_parameter): Add call locus to inlined parameter stmts.
8901 (initialize_inlined_parameters): Pass in call location as parameter
8903 (tree_function_versioning): Pass location to setup_one_parameter.
8904 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8905 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8906 copy and edge lists.
8907 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8908 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8909 locus parameter and override the stmt default if provided.
8910 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8911 elim_graph_add_edge, elim_graph_remove_succ_edge,
8912 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8913 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8914 eliminate_phi): Add locus info in elimination graph for each edge and
8916 (insert_backedge_copies): Copy locus if present.
8917 * tree-flow.h (struct _edge_var_map): Add locus field.
8918 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8919 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8920 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8922 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8924 2009-07-30 Martin Jambor <mjambor@suse.cz>
8926 PR tree-optimization/40570
8927 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8930 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8932 * ssa-loop-manip.c: Include langhooks.h.
8933 (rewrite_phi_with_iv): New.
8934 (rewrite_all_phi_nodes_with_iv): New.
8935 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8936 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8937 * tree-parloops.c (loop_parallel_p): Move out all conditions
8938 except dependency check.
8939 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8940 (gen_parallel_loop): Call canonicalize_loop_ivs without
8941 reduction_list argument.
8942 (build_new_reduction): New.
8943 (gather_scalar_reductions): New.
8944 (try_get_loop_niter): New.
8945 (try_create_reduction_list): New.
8946 (parallleize_loops): Change the parallel conditions check.
8947 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8948 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8950 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8952 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8954 * doc/options.texi (Option properties): Mention new quoting syntax.
8956 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8958 * config/alpha/alpha.c (alpha_start_function):
8959 Handle VMS_DEBUG_MAIN_POINTER
8960 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8961 * doc/invoke.texi: Document -mdebug-main switch.
8963 2009-07-29 Richard Henderson <rth@redhat.com>
8965 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8966 (cgraph_create_edge_including_clones): Likewise.
8967 * tree-inline.c (copy_bb): Operate on the correct edges
8968 when updating the callgraph.
8970 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8972 * config/alpha/vms-cc.c: Deleted.
8973 * config/alpha/vms-ld.c: Deleted.
8974 * config/alpha/t-vms64: Moved to config/vms
8975 * config/alpha/vms-crt0-64.c: Moved to config/vms
8976 * config/alpha/vms-crt0.c: Moved to config/vms
8977 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8978 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8979 * config/alpha/xm-vms.h: Moved to config/vms
8980 * config/alpha/x-vms: Moved to config/vms
8981 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8983 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8984 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8986 * config/vms/t-vms64: Moved here from config/alpha
8987 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8988 (argc,argv,envp): Enforce 32bit malloc'ing.
8989 * config/vms/vms-psxcrt0-64.c: Likewise.
8990 * config/vms/vms-crt0.c: Moved here from config/alpha.
8991 * config/vms/vms-psxcrt0.c: Likewise.
8992 * config/vms/vms-crtl-64.h: New file.
8993 * config/vms/vms-crtl.h: New file.
8994 * config/vms/vms.opt: New file.
8995 * config/vms/xm-vms64.h: New file.
8996 * config/vms/xm-vms.h: Moved here from config/alpha.
8997 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8999 * config/vms/x-vms: Moved here from config/alpha.
9000 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9001 (vms-ld.o, vms-cc.o): Removed.
9002 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9004 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9006 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9007 correct stack (obvious VMS fix).
9009 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9011 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9012 date, version info if VMS_DEBUGGING_INFO defined.
9013 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9014 size, date calculating code moved here.
9016 2009-07-29 Paul Brook <paul@codesourcery.com>
9018 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9021 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9024 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9025 to DImode when generating insq_le insn.
9027 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9029 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9030 New macro set for VMS_DEBUGGGING_INFO.
9031 (AT_string_form): Use it.
9033 2009-07-28 DJ Delorie <dj@redhat.com>
9035 * config/mep/mep.c (vtext_section): New.
9036 (vftext_section): New.
9037 (ftext_section): New.
9038 (mep_select_section): Add support for functions.
9039 (mep_unique_section): Likewise.
9040 (mep_asm_init_sections): Likewise.
9041 (mep_encode_section_info): Remove it from here.
9043 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9045 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9047 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9048 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9050 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9052 * dwarf2out.c (output_file_names): Test new macro
9053 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9054 (add_comp_dir_attribute): Likewise.
9056 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9058 * config/i386/mingw-w64.h (LINK_SPEC): Add
9059 separating space between commands.
9061 2009-07-28 Jan Hubicka <jh@suse.cz>
9063 PR tree-optimization/40759
9064 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9067 2009-07-27 DJ Delorie <dj@redhat.com>
9069 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9070 types are dword-aligned.
9071 (mep_expand_va_start): Likewise.
9073 2009-07-27 Olivier Hainque <hainque@adacore.com>
9074 Douglas B Rupp <rupp@gnat.com>
9076 * convert.c (convert_to_pointer): Don't assume the target
9077 pointer type is POINTER_SIZE long. Fetch its precision instead.
9079 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9081 * system.h (fopen): Undefine if macro.
9083 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9085 * dwarf2out.c (output_cfi_p): Removed.
9086 (output_cfis): New function.
9087 (output_fde): New function, split from output_call_frame_info.
9088 (output_call_frame_info): Use it.
9089 (dwarf2out_switch_text_section): Use output_cfis.
9091 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9093 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9094 TARGET_BI_ARCH is specified without enabling SJLJ.
9095 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9096 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9098 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9100 * arm.md (negdi2): Use DImode if forcing a value into a register.
9102 2009-07-26 Ira Rosen <irar@il.ibm.com>
9104 PR tree-optimization/40801
9105 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9106 of vector operand from the previous copy of vector statement.
9107 Pass the correct definition type value to
9108 vect_get_vec_def_for_stmt_copy().
9110 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9112 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9113 const char ** conversion.
9115 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9117 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9118 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9119 (gcc_unreachable): Invoke __builtin_unreachable() if
9120 !ENABLE_ASSERT_CHECKING.
9122 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9124 PR rtl-optimization/40445
9125 * emit-rtl.c (next_nonnote_insn_bb): New function.
9126 * rtl.h (next_nonnote_insn_bb): Declare new function.
9127 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9128 with no successors that is the successor of the ENTRY_BLOCK.
9129 Continue from the top after removing an empty fallthrough block.
9130 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9131 of next_nonnote_insn.
9133 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9135 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9137 2009-07-25 Martin Jambor <mjambor@suse.cz>
9139 * c-common.c (c_common_attribute_table): New element for noclone.
9140 (handle_noclone_attribute): New function. Forward-declare.
9141 * tree-inline.c (tree_versionable_function_p): Check for noclone
9143 * doc/extend.texi (Labels as Values): Document need for noclone.
9144 (Function Attributes): Document noclone attribute.
9146 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9148 PR rtl-optimization/34999
9149 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9150 and dw_fde_switched_cold_to_hot fields.
9151 (output_cfi_p): New function.
9152 (output_call_frame_info): If fde->dw_fde_switched_sections,
9153 output 2 FDEs instead of one with corrupted header.
9154 (dwarf2out_do_cfi_startproc): New function.
9155 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9156 and fde->dw_fde_switched_cold_to_hot.
9157 (dwarf2out_switch_text_section): Compute
9158 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9159 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9160 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9161 Otherwise, compute fde->dw_fde_switch_cfi.
9163 2009-07-24 Cary Coutant <ccoutant@google.com>
9165 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9167 2009-07-24 Cary Coutant <ccoutant@google.com>
9169 * cfghooks.c (split_block): Copy discriminator to new block.
9170 * tree-cfg.c (assign_discriminator): Check location of last
9171 instruction in block as well as first.
9173 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9175 * config/i386/linux.c: Use fputs or putc instead of fprintf
9177 * config/i386/gas.h: Ditto.
9178 * config/i386/x86-64.h: Ditto.
9179 * config/i386/att.h: Ditto.
9181 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9183 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9186 2009-07-24 Martin Jambor <mjambor@suse.cz>
9188 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9189 (ipa_push_func_to_list_1): Declare.
9190 (ipa_push_func_to_list): New function.
9192 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9193 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9194 (ipa_push_func_to_list): Removed.
9195 (ipa_pop_func_from_list): Clear node_enqueued flag.
9197 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9199 * config/s390/s390.c (override_options): Default
9200 max-unrolled-insns to 100 for z10 tuning.
9202 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9204 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9205 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9206 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9207 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9208 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9209 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9210 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9212 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9214 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9215 use default set in mingw32.h header.
9216 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9217 64-bit /mingw/include path.
9218 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9221 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9223 PR rtl-optimization/40209
9224 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9226 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9228 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9229 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9230 with the rest of string where appropriate. Use fputs or putc
9231 instead of fprintf where appropriate.
9233 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9234 Pat Haugen <pthaugen@us.ibm.com>
9235 Revital Eres <ERES@il.ibm.com>
9237 * config/rs6000/vector.md: New file. Move most of the vector
9238 expander support here from altivec.md to allow for the VSX vector
9239 unit in the future. Add support for secondary_reload patterns.
9240 Rewrite the patterns for vector comparison, and vector comparison
9241 predicate instructions so that the RTL expresses the desired
9242 behavior, instead of using unspec.
9244 * config/rs6000/constraints.md ("f" constraint): Use
9245 rs6000_constraints to hold the precalculated register class.
9246 ("d" constraint): Ditto.
9247 ("wd" constraint): New constraint for VSX.
9248 ("wf" constraint): Ditto.
9249 ("ws" constraint): Ditto.
9250 ("wa" constraint): Ditto.
9251 ("wZ" constraint): Ditto.
9252 ("j" constraint): Ditto.
9254 * config/rs6000/predicates.md (vsx_register_operand): New
9256 (vfloat_operand): New predicate for vector.md.
9257 (vint_operand): Ditto.
9258 (vlogical_operand): Ditto.
9259 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9260 (easy_vector_constant): Add VSX support.
9261 (altivec_indexed_or_indirect_operand): New predicate for
9262 recognizing Altivec style memory references with AND -16.
9264 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9265 for vector secondary reload support.
9266 (rs6000_vector_reg_class): Delete, replacing it with
9268 (rs6000_vsx_reg_class): Ditto.
9269 (rs6000_constraints): New array to hold the register classes of
9270 each of the register constraints that can vary at runtime.
9271 (builtin_mode_to_type): New static array for builtin function type
9273 (builtin_hash_table): New static hash table for builtin function
9275 (TARGET_SECONDARY_RELOAD): Define target hook.
9276 (TARGET_IRA_COVER_CLASSES): Ditto.
9277 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9278 registers are 128 bits if VSX memory reference instructions are used.
9279 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9281 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9282 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9283 Print several of the scheduling related parameters.
9284 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9285 rs6000_constraints instead of rs6000_vector_reg_class. Move
9286 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9287 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9288 Altivec. Add VSX support. Setup for secondary reload support on
9289 Altivec/VSX registers.
9290 (rs6000_override_options): Make power7 set the scheduling groups
9291 like the power5. Add support for new debug switches to override
9292 the scheduling defaults. Temporarily disable -mcpu=power7 from
9293 setting -mvsx. Add support for debug switches -malways-hint,
9294 -msched-groups, and -malign-branch-targets.
9295 (rs6000_buitlin_conversion): Add support for returning unsigned
9296 vector conversion functions to fix regressions due to stricter
9298 (rs6000_builtin_mul_widen_even): Ditto.
9299 (rs6000_builtin_mul_widen_odd): Ditto.
9300 (rs6000_builtin_vec_perm): Ditto.
9301 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9302 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9304 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9306 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9307 VSX types for bit operations. Changes to accomidate vector.md.
9308 (bdesc_2arg): Ditto.
9309 (bdesc_1arg): Ditto.
9310 (struct builtin_description_predicates): Rewrite predicate
9311 handling so that RTL describes the operation, instead of passing
9312 the instruction to be used as a string argument.
9313 (bdesc_altivec_preds): Ditto.
9314 (altivec_expand_predicate_builtin): Ditto.
9315 (altivec_expand_builtin): Ditto.
9316 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9317 statement for vsldoi support.
9318 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9319 (altivec_expand_st_builtin): Ditto.
9320 (paired_expand_builtin): Whitespace changes.
9321 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9322 builtin_mode_to_type table for secondary reload. Call
9323 builtin_function_type to build random builtin functions.
9324 (altivec_init_builtins): Change to use builtin_function_type to
9325 create builtin function types dynamically as we need them.
9326 (builtin_hash_function): New support for hashing the tree types
9327 for builtin function as we need it, rather than trying to build
9328 all of the trees that we need. Add initial preliminary VSX support.
9329 (builtin_function_type): Ditto.
9330 (builtin_function_eq): Ditto.
9331 (builtin_hash_struct): Ditto.
9332 (rs6000_init_builtins): Ditto.
9333 (rs6000_common_init_builtins): Ditto.
9334 (altivec_init_builtins): Ditto.
9335 (rs6000_common_init_builtins): Ditto.
9336 (enum reload_reg_type): New enum for simplifing reg classes.
9337 (rs6000_reload_register_type): Simplify register classes into GPR,
9338 Vector, and other registers. Altivec and VSX addresses in reload.
9339 (rs6000_secondary_reload_inner): Ditto.
9340 (rs6000_ira_cover_classes): New target hook, that returns the
9341 appropriate cover classes, based on -mvsx being used or not.
9342 (rs6000_secondary_reload_class): Add VSX support.
9343 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9344 (get_vsel_insn): Ditto.
9345 (rs6000_emit_vector_compare): Rewrite vector conditional support
9346 so that where we can, we use RTL operators, instead of blindly use
9348 (rs6000_emit_vector_select): Ditto.
9349 (rs6000_emit_vector_cond_expr): Ditto.
9350 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9351 (create_TOC_reference): Add -mdebug=addr support.
9352 (emit_frame_save): VSX loads/stores need register indexed addressing.
9354 * config/rs6000/rs6000.md: Include vector.md.
9356 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9358 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9359 support for V2DI, V2DF in logical, permute, select operations.
9361 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9362 switch for vsx/power7.
9363 (-mvsx-scalar-memory): Ditto.
9364 (-mvsx-align-128): Ditto.
9365 (-mallow-movmisalign): Ditto.
9366 (-mallow-df-permute): Ditto.
9367 (-msched-groups): Ditto.
9368 (-malways-hint): Ditto.
9369 (-malign-branch-targets): Ditto.
9371 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9373 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9374 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9375 (rs6000_vector_reg_class): Delete.
9376 (rs6000_vsx_reg_class): Ditto.
9377 (enum rs6000_reg_class_enum): New enum for the constraints that
9378 vary based on target switches.
9379 (rs6000_constraints): New array to hold the register class for all
9380 of the register constraints that vary based on the switches used.
9381 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9382 (enum rs6000_builtins): Add unsigned varients for the builtin
9383 declarations returned by target hooks for expanding multiplies,
9384 select, and permute operations. Add VSX builtins.
9385 (enum rs6000_builtin_type_index): Add entries for VSX.
9386 (V2DI_type_node): Ditto.
9387 (V2DF_type_node): Ditto.
9388 (unsigned_V2DI_type_node): Ditto.
9389 (bool_long_type_node): Ditto.
9390 (intDI_type_internal_node): Ditto.
9391 (uintDI_type_internal_node): Ditto.
9392 (double_type_internal_node): Ditto.
9394 * config/rs6000/altivec.md (whole file): Move all expanders to
9395 vector.md from altivec.md. Rename insn matching functions to be
9397 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9398 (altivec_vcmp*): Ditto.
9399 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9400 (VM): New iterator for moves that includes the VSX types.
9401 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9402 (altivec_vperm_<mode>_uns): New, for unsigned types.
9403 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9404 (altivec_eq<mode>): Ditto.
9405 (altivec_gt<mode>): Ditto.
9406 (altivec_gtu<mode>): Ditto.
9407 (altivec_eqv4sf): Ditto.
9408 (altivec_gev4sf): Ditto.
9409 (altivec_gtv4sf): Ditto.
9410 (altivec_vcmpbfp_p): Ditto.
9412 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9414 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9417 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9420 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9421 ASM_SHORT instead of .word.
9422 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9423 instead of .word in asm template.
9425 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9428 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9429 (process_bb_node_lives): Use it.
9431 * ira.c (setup_cover_and_important_classes): Don't setup
9432 ira_important_class_nums. Add cover classes to the end of
9434 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9436 (find_reg_class_closure): Use reorder_important_classes.
9438 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9440 * config/i386/i386.c (i386_ira_cover_classes): New function.
9441 (TARGET_IRA_COVER_CLASSES): Redefine.
9443 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9444 importance of order of cover classes in the array.
9446 2009-07-22 Diego Novillo <dnovillo@google.com>
9448 * tree-pass.h (TDF_EH): Define.
9449 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9450 contains TDF_EH, print the EH region number holding GS.
9451 * tree-dump.c (dump_options): Add "eh".
9452 * doc/invoke.texi: Document it.
9454 2009-07-22 Doug Kwan <dougkwan@google.com>
9456 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9458 2009-07-22 Michael Matz <matz@suse.de>
9460 PR tree-optimization/35229
9461 PR tree-optimization/39300
9463 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9464 (inhibit_phi_insertion): New function.
9465 (insert_into_preds_of_block): Call it for REFERENCEs.
9466 (init_pre): Initialize and finalize scalar evolutions.
9467 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9469 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9471 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9472 Use CONST_VECTOR_NUNITS to determine number of elements.
9474 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9476 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9477 (U, W): Constraints are now deprecated and will be removed if we
9479 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9481 ("prefetch"): Add the stcmh instruction for prefetching.
9482 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9484 (s390_short_displacement): Return always true if compiling for
9485 machines not providing the long displacement facility.
9486 (s390_mem_constraint): Support the new constraint letter Z.
9487 (s390_check_qrst_address): New function.
9489 2009-07-21 DJ Delorie <dj@redhat.com>
9491 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9494 2009-07-21 Jason Merrill <jason@redhat.com>
9496 * c-common.c (max_tinst_depth): Increase default to 1024.
9498 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9500 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9501 (vec_unpacku_float_lo_v4si): Ditto.
9503 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9506 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9507 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9508 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9509 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9511 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9513 PR tree-optimization/40813
9514 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9517 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9519 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9520 with a NOP_EXPR if needed.
9522 2009-07-21 Paul Brook <paul@codesourcery.com>
9524 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9525 Terminate debug dump with newline.
9527 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9529 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9530 Cast "1" to unsigned HOST_WIDE_INT.
9531 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9532 deposit length to the maximum length - lsb. Extend length if
9533 HOST_BITS_PER_WIDE_INT is 32.
9535 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9537 * cgraph.h (constant_pool_htab): New function.
9538 (constant_descriptor_tree): Move from varasm.c.
9539 * varasm.c (constant_pool_htab): New function.
9540 (constant_descriptor_tree): Move to cgraph.h.
9542 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9544 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9546 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9548 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9551 2009-07-20 Xinliang David Li <davidxl@google.com>
9553 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9555 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9557 * config/mips/mips.md (move_type): Add arith.
9558 (type): Handle arith.
9559 (zero_extendsidi2): Rename this into ...
9560 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9561 (zero_extendsidi2): New expander.
9562 (*zero_extendsidi2_dext): New pattern.
9564 2009-07-20 Nick Clifton <nickc@redhat.com>
9566 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9567 to set MIPS_ABI_DEFAULT.
9568 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9570 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9572 * tree-object-size.c (addr_object_size): Handle unions with
9573 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9575 PR tree-optimization/40792
9576 * tree.c (build_function_type_skip_args): Remove bogus assert.
9578 2009-07-20 Jan Hubicka <jh@suse.cz>
9579 Martin Jambor <mjambor@suse.cz>
9581 * cgraph.h (combined_args_to_skip): New field.
9582 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9583 combined_args_to_skip and args_to_skip.
9584 * tree-inline.c (update_clone_info): New function.
9585 (tree_function_versioning): Call update_clone_info.
9586 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9588 (cgraph_materialize_all_clones): More extensive dumping, working
9589 with combined_args_to_skip rather than args_to_skip.
9591 2009-07-20 Ira Rosen <irar@il.ibm.com>
9593 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9594 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9595 (get_initial_def_for_reduction): Likewise.
9596 (vectorizable_reduction): Skip the check of first operand in case
9597 of COND_EXPR. Add check that it is outer loop vectorization if
9598 nested cycle was detected. Call vectorizable_condition() for
9599 COND_EXPR. If reduction epilogue cannot be created do not fail for
9600 nested cycles (if it is not double reduction). Assert that there
9601 is only one type in the loop in case of COND_EXPR. Call
9602 vectorizable_condition() to vectorize COND_EXPR.
9603 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9604 Add parameters. Allow nested cycles if called from
9605 vectorizable_reduction(). Use reduction vector variable if provided.
9606 (vect_analyze_stmt): Call vectorizable_reduction() before
9607 vectorizable_condition().
9608 (vect_transform_stmt): Update call to vectorizable_condition().
9610 2009-07-20 Christian Bruel <christian.bruel@st.com>
9612 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9613 * doc/invoke.texi (-mfmovd): Likewise.
9614 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9616 2009-07-20 Jan Hubicka <jh@suse.cz>
9618 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9619 when handling SSA name.
9621 2009-07-19 Jan Hubicka <jh@suse.cz>
9623 PR tree-optimization/40676
9624 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9625 virtual PHIs in empty BBs.
9627 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9629 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9630 re-expanded the compound use gen_lowpart instead to convert to the
9633 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9635 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9636 OUTER_CONST arguments.
9637 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9638 the new wider mode will be masked off.
9639 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9641 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9643 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9644 high-order bits are zero.
9646 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9648 * combine.c (simplify_shift_const_1): Split code to determine
9650 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9651 new bits shifted in are identical to the old sign bit.
9653 2009-07-18 Richard Guenther <rguenther@suse.de>
9656 * gimplify.c (gimplify_call_expr): Reject code using results from
9657 functions returning void.
9659 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9661 * doc/md.texi: Document the new PowerPC "es" constraint.
9662 Document that "m" can include automodified addresses on this target,
9663 and explain how %U must be used. Extend the "Q" and "Z" documentation
9664 to suggest "es" as well as "m".
9665 * config/rs6000/constraints.md (es): New memory constraint.
9666 (Q, Z): Update strings to match new documentation.
9668 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9670 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9671 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9672 * config/rs6000/predicates.md (volatile_mem_operand): Use
9673 offsettable_nonstrict_memref_p.
9674 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9675 (*floatunssidf2_internal): Likewise.
9676 (*fix_truncdfsi2_internal): Likewise.
9677 (*fix_trunctfsi2_internal): Likewise.
9679 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9681 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9683 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9685 2009-07-17 Richard Guenther <rguenther@suse.de>
9688 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9689 (pass_warn_unused_result): Likewise.
9690 (TODO_set_props): Remove.
9691 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9693 (pass_diagnose_omp_blocks): Define.
9694 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9695 (c_gimple_diagnostics_recursively): Remove.
9696 (finish_function): Do not call it.
9697 (c_write_global_declarations): Continue after errors.
9698 Finalize the CU here.
9699 * c-gimplify.c (c_genericize): Do not gimplify here.
9700 * c-common.c (c_warn_unused_result): Move ...
9701 * tree-cfg.c (do_warn_unused_result): ... here.
9702 (run_warn_unused_result): New function.
9703 (gate_warn_unused_result): New function.
9704 (pass_warn_unused_result): New pass.
9705 * c-common.h (c_warn_unused_result): Remove.
9706 * flags.h (flag_warn_unused_result): Declare.
9707 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9708 * opts.c (flag_warn_unused_result): Initialize to false.
9709 * toplev.c (compile_file): Add comment.
9710 * omp-low.c (create_omp_child_function): Do not register
9711 the function with the frontend.
9712 (diagnose_omp_structured_block_errors): Prepare to be
9713 called as optimization pass.
9714 (gate_diagnose_omp_blocks): New function.
9715 (pass_diagnose_omp_blocks): New pass.
9716 * cgraph.h (cgraph_optimize): Remove.
9717 (cgraph_analyze_function): Likewise.
9718 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9719 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9720 before their parents here.
9721 (cgraph_finalize_function): Not here.
9722 (cgraph_analyze_function): Gimplify functions here.
9723 (cgraph_finalize_compilation_unit): Continue after errors.
9724 Optimize the callgraph from here.
9725 (cgraph_optimize): Make static.
9726 * langhooks.c (write_global_declarations): Finalize the CU.
9727 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9728 (gimplify_function_tree): Assert we gimplify only once.
9729 Set PROP_gimple_any property.
9730 * tree-nested.c (gimplify_all_functions): New function.
9731 (lower_nested_functions): Gimplify all nested functions.
9732 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9733 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9734 and pass_diagnose_omp_blocks after gimplification. Do not
9735 set TODO_set_props on all_lowering_passes.
9736 (execute_one_pass): Do not handle TODO_set_props.
9737 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9738 (gimplify.o): Add tree-pass.h dependency.
9739 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9740 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9741 (unsave_r): Likewise.
9742 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9745 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9747 * doc/service.texi (Service): Restore previously removed link,
9748 which isn't broken after all.
9750 2009-07-17 Richard Guenther <rguenther@suse.de>
9752 PR tree-optimization/40321
9753 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9754 PHI nodes to the maximal set.
9755 (make_values_for_phi): Add PHI arguments to the maximal set.
9756 (execute_pre): Dump PHI_GEN and the maximal set.
9758 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9761 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9764 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9766 * doc/extend.texi (Nested Functions): Replace broken link with
9768 * doc/service.texi (Service): Remove broken link.
9770 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9773 * builtins.c (expand_builtin_memcmp): Use loc instead of
9774 EXPR_LOCATION (exp).
9775 (expand_builtin_strncmp): Likewise.
9777 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9778 Manuel López-Ibáñez <manu@gcc.gnu.org>
9781 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9782 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9783 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9784 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9785 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9786 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9787 tree-inline.c, c-common.c, c-common.h, gimple.c,
9788 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9789 convert.c: Add location argument to fold_{unary,binary,ternary},
9790 fold_build[123], build_call_expr, build_size_arg,
9791 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9792 fold_build1_initializer, fold_build2_initializer,
9793 fold_build3_initializer, fold_build_call_array,
9794 fold_build_call_array_initializer, fold_single_bit_test,
9795 omit_one_operand, omit_two_operands, invert_truthvalue,
9796 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9797 combine_comparisons, fold_builtin_*, fold_call_expr,
9798 build_range_check, maybe_fold_offset_to_address, round_up,
9801 2009-07-16 Jason Merrill <jason@redhat.com>
9804 * c-common.c (c_common_reswords): Add __is_standard_layout
9806 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9807 * doc/implement-cxx.texi: New.
9808 * doc/gcc.texi: Include it.
9810 2009-07-16 DJ Delorie <dj@redhat.com>
9812 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9813 compares that may be indirectly affected by previous instructions.
9815 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9817 * builtins.c (do_mpc_arg2): New.
9818 (fold_builtin_2): Fold builtin cpow.
9819 * real.h (HAVE_mpc_pow): New.
9821 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9823 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9824 comparison to skip unprofitable schedule
9826 2009-07-16 Simon Baldwin <simonb@google.com>
9828 * gcc.c (option_map): New flag -no-canonical-prefixes.
9829 * (display_help): Print help text for new flag.
9830 * (process_command): Move options translation and language specifics
9831 and handle new flag early. Use it to set a function pointer to a
9832 prefix builder. Replace make_relative_prefix calls with calls to
9833 the function pointed to. Ignore new flag in regular options handling.
9834 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9836 2009-07-15 DJ Delorie <dj@redhat.com>
9838 * config/mep/mep.md (sibcall_internal): Change register to avoid
9840 (sibcall_value_internal): Likewise.
9842 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9844 PR rtl-optimization/40710
9845 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9847 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9849 * config/mips/mips.md (*extenddi_truncate<mode>,
9850 *extendsi_truncate<mode>): Change type attribute to move_type
9851 with shift_shift. Split out code handling exts from here ...
9852 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9854 (*extendhi_truncateqi): Change type attribute to move_type with
9855 shift_shift. Split out code handling exts from here ...
9856 (*extendhi_truncateqi_exts): ... to this new pattern.
9858 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9860 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9861 instead of "and" with inverted sign bit mask value. Use
9862 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9863 Allocate registers only for operand 4 and operand 5.
9865 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9868 * fold-const.c (fold_cond_expr_with_comparison): When folding
9869 < and <= to MIN, make sure the MIN uses the same type as the
9870 comparison's operands.
9872 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9874 * arm.md (ior_xor): New code iterator.
9875 (split for ior/xor with shift and zero-extend): New split pattern.
9876 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9878 2009-07-15 Richard Guenther <rguenther@suse.de>
9880 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9883 2009-07-15 Richard Guenther <rguenther@suse.de>
9886 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9888 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9890 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9891 handle 2.6.30 kernel.
9893 2009-07-15 DJ Delorie <dj@redhat.com>
9895 * config/mep/mep.md (sibcall_internal): Change register to allow
9896 for 24-bit addresses.
9897 (sibcall_value_internal): Likewise.
9899 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9901 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9902 that are enabled/disabled by the flags introduced by a previous patch.
9904 2009-07-14 DJ Delorie <dj@redhat.com>
9906 * config/mep/mep.md (sibcall_internal): Include non-toggling
9908 (sibcall_value_internal): Likewise.
9910 2009-07-14 Taras Glek <tglek@mozilla.com>
9911 Rafael Espindola <espindola@google.com>
9913 * doc/sourcebuild.texi: Document install-plugin target.
9914 * configure.ac: Added install-plugin target to language makefiles.
9915 * configure: Regenerate.
9916 * Makefile.in: (install-plugin): Install more headers,
9917 depend on lang.install-plugin.
9919 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9921 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9924 2009-07-14 DJ Delorie <dj@redhat.com>
9926 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9927 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9928 * config/mep/mep.md (sibcall_internal): Change test from
9929 mep_vliw_mode_match to mep_vliw_jmp_match.
9930 (sibcall_value_internal): Likewise.
9932 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9934 * config/i386/sse.md (copysign<mode>3): New expander.
9935 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9936 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9937 Use ix86_build_const_vector.
9938 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9939 IX86_BUILTIN_CPYSGNPD.
9940 (builtin_description): Add __builtin_ia32_copysignps and
9941 __builtin_ia32_copysignpd.
9942 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9943 and BUILT_IN_COPYSIGNF.
9945 2009-07-13 Jason Merrill <jason@redhat.com>
9947 * builtins.c (can_trust_pointer_alignment): New fn.
9948 (get_pointer_alignment): Factor it out from here.
9949 * tree.h: Declare it.
9951 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9953 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9956 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9960 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9962 2009-07-14 Richard Guenther <rguenther@suse.de>
9963 Andrey Belevantsev <abel@ispras.ru>
9966 * cfgexpand.c (partition_stack_vars): Do not bother to update
9967 alias information when not optimizing.
9969 2009-07-14 Richard Guenther <rguenther@suse.de>
9970 Andrey Belevantsev <abel@ispras.ru>
9972 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9973 (pt_solution_set): Likewise.
9974 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9975 * tree-ssa-structalias.c (pt_solution_set): New function.
9976 * final.c (rest_of_clean_state): Free SSA data structures.
9977 * print-rtl.c (print_decl_name): Remove.
9978 (print_mem_expr): Implement in terms of print_generic_expr.
9979 * alias.c (ao_ref_from_mem): New function.
9980 (rtx_refs_may_alias_p): Likewise.
9981 (true_dependence): Query alias-export info.
9982 (canon_true_dependence): Likewise.
9983 (write_dependence_p): Likewise.
9984 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9986 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9987 (mem_expr_equal_p): Use operand_equal_p.
9988 (set_mem_attributes_minus_bitpos): Do not use
9989 component_ref_for_mem_expr.
9990 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9991 (update_alias_info_with_stack_vars): Likewise.
9992 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9993 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9994 explicitly nor clear stmt operands.
9995 Free the decl-to-pointer map.
9996 * tree-optimize.c (execute_free_datastructures): Do not free
9997 SSA data structures here.
9998 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9999 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10000 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10002 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10004 2009-07-13 DJ Delorie <dj@redhat.com>
10006 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10007 unrolling at the right iteration count.
10009 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10012 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10014 * haifa-sched.c (rank_for_schedule): Introduced flags to
10015 enable/disable individual scheduling heuristics.
10016 * common.opt: Introduced flags to enable/disable individual
10017 heuristics in the scheduler.
10018 * doc/invoke.texi: Introduced flags to enable/disable individual
10019 heuristics in the scheduler.
10021 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10023 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10024 config/i386/mingw-tls.c.
10025 * config/i386/mingw-tls.c: Removed.
10027 2009-07-13 Ira Rosen <irar@il.ibm.com>
10029 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10030 checks access only relevant statements.
10031 (vectorizable_reduction): Likewise.
10033 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10035 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10036 just for 32-bit case.
10038 2009-07-12 Jan Hubicka <jh@suse.cz>
10040 PR tree-optimization/40585
10041 * except.c (expand_resx_expr): When there already is resume
10042 instruction, produce linked list.
10043 (build_post_landing_pads): Assert that resume is empty.
10044 (connect_post_landing_pads): Handle resume lists.
10045 (dump_eh_tree): Dump resume list.
10047 2009-07-12 Ira Rosen <irar@il.ibm.com>
10049 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10050 with additional argument.
10051 * tree-vectorizer.h (enum vect_def_type): Add
10052 vect_double_reduction_def.
10053 (vect_is_simple_reduction): Add argument.
10054 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10056 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10057 vect_is_simple_reduction with additional argument.
10058 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10060 (reduction_code_for_scalar_code): Handle additional codes by
10061 returning ERROR_MARK for them. Fix comment and indentation.
10062 (vect_is_simple_reduction): Fix comment, add argument to specify
10063 double reduction. Detect double reduction.
10064 (get_initial_def_for_induction): Fix indentation.
10065 (get_initial_def_for_reduction): Fix comment and indentation.
10066 Handle double reduction. Create initial definitions that do not
10067 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10068 (vect_create_epilog_for_reduction): Fix comment, add argument to
10069 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10070 epilogue result extraction. Create double reduction phi node and
10071 replace relevant uses.
10072 (vectorizable_reduction): Call vect_is_simple_reduction with
10073 additional argument. Fix indentation. Update epilogue code treatment
10074 according to the changes in reduction_code_for_scalar_code. Check
10075 for double reduction. Call vect_create_epilog_for_reduction with
10076 additional argument.
10077 * tree-vect-stmts.c (process_use): Handle double reduction, update
10079 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10080 (vect_get_vec_def_for_operand): Likewise.
10082 2009-07-12 Danny Smith <dansmister@gmail.com>
10084 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10085 dllexport if !TREE_PUBLIC.
10086 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10088 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10090 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10091 (avr_extra_arch_macro) Remove declatation.
10092 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10093 (avr_extra_arch_macro) Declare as static.
10094 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10096 2009-07-11 Jan Hubicka <jh@suse.cz>
10098 PR middle-end/48388
10099 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10101 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10104 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10105 cold_in_std_section bits.
10106 (dwarf2out_begin_prologue): Initialize them.
10107 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10108 if already covered by text_section or cold_text_section range.
10110 PR rtl-optimization/40667
10111 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10112 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10113 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10114 * config/i386/i386.c (ix86_minimum_alignment): New function.
10115 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10116 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10117 * emit-rtl.c (gen_reg_rtx): Likewise.
10118 * function.c (assign_parms): Likewise. If nominal_type needs
10119 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10120 rather than passed_type's alignment.
10123 * function.c (assign_parm_setup_stack): Adjust
10124 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10125 from nominal_mode on big endian.
10127 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10129 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10131 2009-07-10 DJ Delorie <dj@redhat.com>
10133 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10135 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10137 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10139 (thumb2_cbnz): Likewise.
10141 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10144 * config.gcc (supported_defaults): Add synci.
10145 (with_synci): Add validation.
10146 (all_defaults): Add synci.
10147 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10150 * config/mips/mips.opt (msynci): New option.
10151 * config/mips/mips.c (mips_override_options): Warn on use of
10152 -msynci for targets that do now support it.
10153 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10155 * gcc/doc/invoke.texi (-msynci): Document the new option.
10156 * doc/install.texi (--with-synci): Document the new option.
10158 2009-07-10 Richard Guenther <rguenther@suse.de>
10160 PR tree-optimization/40496
10161 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10162 the PHI result with a compatible type.
10164 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10168 * c.opt (Wunused-result): New.
10169 * doc/invoke.texi: Document it.
10170 * c-common.c (c_warn_unused_result): Use it.
10172 2009-07-09 DJ Delorie <dj@redhat.com>
10174 * targhooks.c (default_target_can_inline_p): Rename from
10175 default_target_option_can_inline_p.
10176 * targhooks.h (default_target_can_inline_p): Likewise.
10177 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10178 TARGET_OPTION_CAN_INLINE_P.
10179 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10180 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10181 (mep_target_can_inline_p): Rename from
10182 mep_target_option_can_inline_p.
10185 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10186 registers used to pass vectors.
10188 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10190 2009-07-09 Tom Tromey <tromey@redhat.com>
10192 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10193 * config/mmix/mmix.c: Include dwarf2.h.
10194 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10195 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10196 * config/sh/sh.c: Include dwarf2.h.
10197 * config/i386/i386.c: Include dwarf2.h.
10198 * Makefile.in (DWARF2_H): Remove 'elf'.
10199 * except.c: Include dwarf2.h.
10200 * unwind-dw2.c: Include dwarf2.h.
10201 * dwarf2out.c: Include dwarf2.h.
10202 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10203 * unwind-dw2-fde.c: Include dwarf2.h.
10204 * dwarf2asm.c: Include dwarf2.h.
10206 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10208 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10209 (max_issue): Use it.
10210 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10212 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10213 (region_sched_info): Update.
10214 * sched-ebb.c (ebb_sched_info): Update.
10215 * modulo-sched.c (sms_sched_info): Update.
10216 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10218 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10220 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10222 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10224 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10226 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10228 PR middle-end/40692
10229 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10230 arg1 with arg01 if arg1 is already INTEGER_CST.
10232 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10234 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10235 Transform (and (truncate)) into (truncate (and)).
10237 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10239 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10240 creating LHS paradoxical subregs. Fix surrounding returns to
10241 use NULL_RTX rather than 0.
10243 2009-07-08 DJ Delorie <dj@redhat.com>
10245 * config/mep/mep.c: (mep_option_can_inline_p): New.
10246 (TARGET_OPTION_CAN_INLINE_P): Define.
10248 2009-07-08 Mark Wielaard <mjw@redhat.com>
10251 * dwarf2out.c (add_data_member_location_attribute): When we have
10252 only a constant offset don't emit a new location description using
10253 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10256 2009-07-08 Richard Henderson <rth@redhat.com>
10259 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10260 (enum reg_class): Add CLOBBERED_REGS.
10261 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10262 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10263 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10264 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10265 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10266 force 64-bit sibcalls into R11.
10267 * config/i386/constraints.md (U): New constraint.
10268 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10269 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10270 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10272 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10274 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10276 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10277 * ebitmap.h (dump_ebitmap): Ditto.
10278 * optabs.h (optab_libfunc): Ditto.
10279 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10280 * tree-flow.h (vect_can_force_dr_alignment_p,
10281 get_vectype_for_scalar_type): Ditto.
10282 (vectorize_loops): Move prototype to ...
10283 * tree-vectorizer.h: ... here. Also, adjust comment.
10284 (vect_set_verbosity_level): Remove duplicate prototype.
10285 * tree-ssa-loop.c: Include tree-vectorizer.h.
10286 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10288 2009-07-08 Nick Clifton <nickc@redhat.com>
10290 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10293 2009-07-08 DJ Delorie <dj@redhat.com>
10295 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10296 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10297 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10299 * config/mep/intrinsics.md: Regenerated.
10300 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10301 registers when asm() or calls are detected.
10303 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10306 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10308 * gimple (gimple_build_call_from_tree): Likewise.
10309 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10310 no_warning flag before warning.
10312 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10314 * tree.c (set_expr_locus): Remove.
10315 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10316 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10318 * gimplify.c (internal_get_tmp_var): Likewise.
10319 (gimplify_call_expr): Likewise.
10320 (gimplify_one_sizepos): Likewise.
10322 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10325 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10326 to variables for debugging purposes.
10328 2009-06-23 Mark Loeser <mark@halcy0n.com>
10331 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10333 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10335 * pretty-print.c (pp_base_format): Remove %J.
10336 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10337 gcc_cxxdiag_char_table): Likewise.
10338 (init_dynamic_diag_info): Likewise.
10340 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10342 * pretty-print.c (pp_base_format): Remove %H.
10343 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10344 gcc_cxxdiag_char_table): Likewise.
10345 (init_dynamic_diag_info): Likewise.
10346 * config/mep/mep.c (mep_select_section): Likewise.
10348 2009-07-07 Duncan Sands <baldrick@free.fr>
10350 * final.c (pass_clean_state): Give the pass a name.
10351 * passes.c (pass_rest_of_compilation): Likewise.
10352 * tree-optimize.c (pass_all_optimizations): Likewise.
10354 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10356 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10357 an extra 'decl' for error_at.
10359 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10361 PR middle-end/40669
10362 * tree-tailcall.c (adjust_return_value_with_ops,
10363 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10364 if it has complex or vector type.
10366 2009-07-07 Olivier Hainque <hainque@adacore.com>
10368 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10371 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10373 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10375 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10377 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10378 * c-decl.c: Likewise.
10379 * function.c: Likewise.
10380 * varasm.c: Likewise.
10381 * tree-ssa.c: Likewise.
10382 * c-common.c: Likewise.
10383 * tree-cfg.c: Likewise.
10384 * config/spu/spu.c: Likewise.
10385 * config/ia64/ia64.c: Likewise.
10386 * config/v850/v850.c: Likewise.
10388 2009-07-06 DJ Delorie <dj@redhat.com>
10390 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10391 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10392 unspecified accesses to control registers.
10393 * config/mep/intrinsics.md: Regenerate.
10394 * config/mep/intrinsics.h: Regenerate.
10395 * config/mep/mep-intrin.h: Regenerate.
10397 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10399 * c-lex.c: Replace %H by an explicit location. Update all calls.
10400 * c-common.c: Likewise.
10401 * c-decl.c: Likewise.
10402 * c-typeck.c: Likewise.
10403 * fold-const.c: Likewise.
10404 * gimplify.c: Likewise.
10405 * stmt.c: Likewise.
10406 * tree-cfg.c: Likewise.
10407 * tree-ssa-loop-niter.c: Likewise.
10408 * tree-vrp.c: Likewise.
10409 * value-prof.c: Likewise.
10411 2009-07-06 Diego Novillo <dnovillo@google.com>
10413 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10414 if it has one. Handle cases where VAR does not have an
10415 annotation or cfun is NULL.
10417 2009-07-06 Diego Novillo <dnovillo@google.com>
10419 * tree.c: Include debug.h.
10420 (initialize_tree_contains_struct): New.
10421 (init_ttree): Call it.
10422 (tree_node_structure_for_code): Factor out of ...
10423 (tree_node_structure): ... here.
10424 * treestruct.def (TS_PHI_NODE): Remove.
10425 (TS_GIMPLE_STATEMENT): Remove.
10427 2009-07-06 Diego Novillo <dnovillo@google.com>
10429 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10430 (debug_tree_chain): Handle cycles.
10432 2009-07-06 Nick Clifton <nickc@redhat.com>
10433 DJ Delorie <dj@redhat.com>
10435 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10436 __FMOVD_ENABLED__ is defined.
10438 (TARGET_FMOVD): Provide a default definition.
10439 (MASK_FMOVD): Likewise.
10440 (TARGET_CPU_CPP_BUILTINS): Define
10441 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10442 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10443 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10444 (split for DF load from memory into register): Also handle
10445 MEMs which consist of REG+DISP addressing.
10446 (split for DF store from register to memory): Likewise.
10447 (movsf_ie): Always use single fp_mode.
10448 * config/sh/sh.c (sh_override_options): Do not automatically
10449 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10450 that to the -mfmovd command line switch.
10451 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10452 (fldi_ok): Always allow.
10453 * config/sh/sh.opt (mfmovd): Remove this switch.
10454 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10456 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10457 Kaz Kojima <kkojima@gcc.gnu.org>
10459 PR rtl-optimization/30807
10460 * postreload.c (reload_combine): For every new use of REG_SUM,
10461 record the use of BASE.
10463 2009-07-06 Jan Hubicka <jh@suse.cz>
10465 * params.def: Revert my accidental commit at 2009-06-30.
10467 2009-07-04 Ian Lance Taylor <iant@google.com>
10470 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10472 (mingw_format_attribute_overrides): Likewise.
10474 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10477 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10478 don't check cfa.reg. Instead of cfa.indirect use
10479 fde && fde->drap_reg != INVALID_REGNUM test.
10481 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10483 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10485 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10488 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10490 2009-07-03 Richard Guenther <rguenther@suse.de>
10492 PR tree-optimization/40640
10493 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10496 2009-07-03 Jan Hubicka <jh@suse.cz>
10498 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10499 for size, reduce amount of inlining.
10501 2009-07-03 Richard Guenther <rguenther@suse.de>
10503 PR middle-end/34163
10504 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10505 if t +- x is known to not overflow and the conversion widens the
10507 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10509 2009-07-03 Jan Hubicka <jh@suse.cz>
10511 * ipa-pure-const.c (analyze): Update loop optimizer init.
10512 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10513 try_remove_empty_loop, remove_empty_loops): Remove.
10514 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10515 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10516 to mark regular loops as neccesary.
10517 (degenerate_phi_p): New function.
10518 (propagate_necessity, remove_dead_phis): Use it.
10519 (forward_edge_to_pdom): Likewise.
10520 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10521 virtual PHI nodes that became unreachable.
10522 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10523 * tree-flow.h (remove_empty_loops): Remove.
10524 * passes.c (init_optimization_passes): Remove.
10526 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10528 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10529 can_create_pseudo_p.
10530 (*fix_trunc<mode>_i387_1): Ditto.
10531 (*floathi<mode>2_1): Ditto.
10532 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10533 (*fistdi2_1): Ditto.
10534 (*fist<mode>2_1): Ditto.
10535 (frndintxf2_floor): Ditto.
10536 (*fist<mode>2_floor_1): Ditto.
10537 (frndintxf2_ceil): Ditto.
10538 (*fist<mode>2_ceil_1): Ditto.
10539 (frndintxf2_trunc): Ditto.
10540 (frndintxf2_mask_pm): Ditto.
10541 (fxam<mode>2_i387_with_temp): Ditto.
10542 * config/i386/sse.md (mulv16qi3): Ditto.
10543 (*sse2_mulv4si3): Ditto.
10545 (sse4_2_pcmpestr): Ditto.
10546 (sse4_2_pcmpistr): Ditto.
10548 2009-07-03 Jan Hubicka <jh@suse.cz>
10550 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10551 (mark_stmt_necessary): Set it.
10552 (mark_operand_necessary): Set it.
10553 (mark_control_dependent_edges_necessary): Set it.
10554 (mark_virtual_phi_result_for_renaming): New function.
10555 (get_live_post_dom): New function.
10556 (forward_edge_to_pdom): New function.
10557 (remove_dead_stmt): Fix handling of control dependences.
10558 (tree_dce_init): Init new bitmap.
10559 (tree_dce_done): Free it.
10561 2009-07-02 Richard Guenther <rguenther@suse.de>
10564 * tree-ssa-structalias.c (new_var_info): Initialize
10567 2009-07-02 Jan Hubicka <jh@suse.cz>
10569 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10572 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10574 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10575 instead of recomputing it. Adjust calls.
10576 (emit_store_flag): Adjust recursive calls.
10578 2009-07-02 Richard Guenther <rguenther@suse.de>
10580 * tree-ssa-live.c (remove_unused_locals): Do not remove
10582 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10583 of DECL_EXTERNAL for HEAP variables.
10584 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10585 HEAP variables. Do not adjust RESTRICT vars.
10586 (find_what_var_points_to): Nobody cares if something
10587 points to READONLY.
10589 2009-07-02 Ben Elliston <bje@au.ibm.com>
10591 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10592 pc_low and pc_high declarations to the top of the function.
10594 2009-07-01 DJ Delorie <dj@redhat.com>
10596 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10597 registers as fixed.
10598 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10599 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10600 unspecified accesses to control registers.
10601 * config/mep/intrinsics.md: Regenerate.
10602 * config/mep/intrinsics.h: Regenerate.
10603 * config/mep/mep-intrin.h: Regenerate.
10605 2009-07-01 Anthony Green <green@moxielogic.com>
10607 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10608 instruction when possible.
10609 (moxie_expand_prologue): Ditto. Also, save an instruction and
10610 some complexity by popping off of $r12 instead of $sp.
10611 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10614 2009-07-01 Richard Henderson <rth@redhat.com>
10617 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10618 contained no insns, reposition note before last insn.
10620 2009-07-01 Richard Henderson <rth@redhat.com>
10623 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10624 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10626 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10629 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10630 darwin9 for printing reg addresses with %y.
10632 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10634 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10635 truncation from operands in binary operations.
10637 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10640 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10641 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10642 subreg of op0 to the original op0.
10644 * expmed.c (store_bit_field_1): Use a temporary as the destination
10645 instead of a paradoxical subreg when we need to truncate the result.
10647 2009-07-01 DJ Delorie <dj@redhat.com>
10649 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10650 names to VLIW variants.
10651 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10652 * config/mep/intrinsics.md: Regenerate.
10653 * config/mep/intrinsics.h: Regenerate.
10654 * config/mep/mep-intrin.h: Regenerate.
10656 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10659 * jump.c (returnjump_p): Revert last patch.
10660 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10662 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10665 * pa.md (casesi32p): Use jump table label to determine the offset
10667 (casesi64p): Likewise.
10669 * pa.c (forward_branch_p): Return bool type. Use instruction
10670 addresses when available. Assert that INSN has a jump label.
10671 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10674 2009-07-01 Richard Guenther <rguenther@suse.de>
10676 PR tree-optimization/19831
10677 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10678 that only act as barriers do not make any previous stores necessary.
10679 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10680 HEAP variables global, do not add a constraint from nonlocal.
10681 (find_func_aliases): Handle escapes through return statements.
10682 (compute_points_to_sets): Make escaped HEAP variables global.
10684 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10687 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10688 after reducing a DImode cstore to SImode.
10690 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10692 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10693 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10695 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10697 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10698 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10700 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10701 and umod_optab if TARGET_BSD_DIVMOD.
10702 * config/vax/lib1funcs.asm: New file.
10703 * config/vax/t-linux: New file.
10704 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10706 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10709 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10710 to type arguments that have void type.
10713 * dwarf2out.c (gen_formal_parameter_die): Call
10714 equate_decl_number_to_die if node is different from origin.
10716 2009-06-30 Anthony Green <green@moxielogic.com>
10718 Clean up moxie port for --enable-build-with-cxx.
10719 * config/moxie/moxie.c (moxie_function_value): First two
10720 parameters are const_tree, not tree.
10721 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10722 (REG_CLASS_NAMES): Ditto.
10723 (REGNO_REG_CLASS): Ditto.
10724 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10725 (moxie_function_value): Fix constyness of arguments.
10727 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10729 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10730 finalize_size_functions before further processing.
10731 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10732 (variable_size): Call self_referential_size on size expressions
10733 that contain a PLACEHOLDER_EXPR.
10734 (size_functions): New static variable.
10735 (copy_self_referential_tree_r): New static function.
10736 (self_referential_size): Likewise.
10737 (finalize_size_functions): New global function.
10738 * tree.c: Include tree-inline.h.
10739 (push_without_duplicates): New static function.
10740 (find_placeholder_in_expr): New global function.
10741 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10743 <tcc_expression>: Likewise.
10744 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10745 the call in the expression.
10746 * tree.h (finalize_size_functions): Declare.
10747 (find_placeholder_in_expr): Likewise.
10748 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10749 (substitute_placeholder_in_expr): Update comment.
10750 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10752 (copy_tree_body_r): Likewise.
10753 (copy_tree_body): New static function.
10754 (maybe_inline_call_in_expr): New global function.
10755 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10756 (maybe_inline_call_in_expr): Declare.
10757 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10758 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10761 2009-06-30 Richard Guenther <rguenther@suse.de>
10763 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10765 (propagate_necessity): Do not mark reaching defs of stores
10768 2009-06-30 Jan Hubicka <jh@suse.cz>
10770 * cfgloopanal.c (check_irred): Move into ...
10771 (mark_irreducible_loops): ... here; return true if ireducible
10773 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10774 (analyze_function): Try to prove loop finiteness.
10775 * cfgloop.h (mark_irreducible_loops): Update prototype.
10776 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10778 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10780 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10782 2009-06-30 Ira Rosen <irar@il.ibm.com>
10784 PR tree-optimization/40542
10785 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10788 2009-06-30 Martin Jambor <mjambor@suse.cz>
10790 PR tree-optimization/40582
10791 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10792 than useless_type_conversion_p.
10793 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10796 2009-06-30 Martin Jambor <mjambor@suse.cz>
10798 PR middle-end/40554
10799 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10801 2009-06-30 Richard Guenther <rguenther@suse.de>
10803 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10804 use ao_ref references.
10805 (walk_aliased_vdefs): Likewise.
10806 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10807 * tree-ssa-dce.c (struct ref_data): Remove.
10808 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10809 (mark_aliased_reaching_defs_necessary): Adjust.
10810 (mark_all_reaching_defs_necessary_1): Likewise.
10812 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10815 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10816 (emit_store_flag_1): Extract from emit_store_flag, adjust
10817 calls to (what now is) emit_cstore.
10818 (emit_store_flag): Call emit_store_flag_1 and also use it
10819 for what used to be recursive calls.
10821 2009-06-30 Wei Guozhi <carrot@google.com>
10824 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10825 if the target bb post dominates from bb.
10826 * config/i386/i386.c (memory_address_length): Check existence of base
10827 register before using it.
10829 2009-06-30 Nick Clifton <nickc@redhat.com>
10830 DJ Delorie <dj@redhat.com>
10832 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10833 __FMOVD_ENABLED__ is defined.
10835 (TARGET_FMOVD): Provide a default definition.
10836 (MASK_FMOVD): Likewise.
10837 (TARGET_CPU_CPP_BUILTINS): Define
10838 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10839 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10840 two fmov instructions depending upon whether TARGET_FMOVD is
10842 (split for DF load from memory into register): Also handle
10843 MEMs which consist of REG+DISP addressing.
10844 (split for DF store from register to memory): Likewise.
10845 * config/sh/sh.opt (mfmovd): Remove this switch.
10846 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10847 * config/sh/sh.c (sh_override_options): Do not automatically
10848 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10849 that to the -mfmovd command line switch.
10851 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10853 (fldi_ok): Always allow.
10854 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10856 2009-06-29 DJ Delorie <dj@redhat.com>
10858 * doc/install.texi (mep-x-elf): Correct chip's full name.
10860 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10862 * doc/extend.texi: Fix typo.
10864 2009-06-29 Tom Tromey <tromey@redhat.com>
10866 * dwarf2.h: Remove.
10867 * Makefile.in (DWARF2_H): New variable.
10868 (except.o): Use it.
10869 (dwarf2out.o): Likewise.
10870 (dwarf2asm.o): Likewise.
10871 * config/i386/t-i386: Use DWARF2_H.
10872 * except.c: Include elf/dwarf2.h.
10873 * unwind-dw2.c: Include elf/dwarf2.h.
10874 * dwarf2out.c: Include elf/dwarf2.h.
10875 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10876 <dtprel>: New field.
10877 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10878 (size_of_loc_descr): Likewise.
10879 (output_loc_operands_raw): Likewise.
10880 (output_loc_operands): Handle new dtprel field.
10881 (loc_checksum): Update.
10882 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10883 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10884 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10885 * dwarf2asm.c: Include elf/dwarf2.h.
10886 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10887 * config/mmix/mmix.c: Include elf/dwarf2.h.
10888 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10889 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10890 * config/sh/sh.c: Include elf/dwarf2.h.
10891 * config/i386/i386.c: Include elf/dwarf2.h.
10893 2009-06-29 DJ Delorie <dj@redhat.com>
10895 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10897 * doc/extend.texi: Add MeP attributes and pragmas.
10898 * doc/invoke.text: Add MeP Options.
10899 * doc/contrib.texi: Add MeP contribution.
10900 * doc/md.texi: Add MeP constraints.
10901 * doc/install.texi: Add MeP target.
10903 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10905 * target.h (struct gcc_target): Add frame_pointer_required field.
10906 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10907 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10908 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10910 * reload1.c (update_eliminables): (Ditto.).
10911 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10912 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10913 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10915 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10917 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10918 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10919 (arm_frame_pointer_required): New function.
10921 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10922 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10923 (avr_frame_pointer_required_p): Declare as static.
10924 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10926 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10927 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10928 (bfin_frame_pointer_required): Make as static, change return type
10930 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10932 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10933 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10934 (cris_frame_pointer_required): New function.
10936 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10938 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10939 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10940 (fr30_frame_pointer_required): New function.
10942 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10943 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10944 (frv_frame_pointer_required): Make as static, change return type
10946 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10948 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10949 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10950 (ix86_frame_pointer_required): Make as static, change return type to
10952 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10954 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10955 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10957 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10959 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10961 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10963 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10964 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10965 (mips_frame_pointer_required): Make as static.
10966 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10968 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10969 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10970 (mmix_frame_pointer_required): Mew function.
10972 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10973 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10975 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10977 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10979 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10981 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10982 (CAN_ELIMINATE): Redefine.
10983 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10984 (sparc_frame_pointer_required): New function.
10985 (sparc_can_eliminate): New function.
10986 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10988 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10989 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10991 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10992 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10993 (xtensa_frame_pointer_required): Make as static, change return type
10995 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10998 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11000 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11001 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11002 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11003 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11004 (register_callback): Handle PLUGIN_START_UNIT.
11005 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11007 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11009 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11011 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11012 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11014 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11016 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11019 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11021 * doc/extend.texi (Additional Floating Types): __float128 is also
11022 supported on i386 targets.
11024 2009-06-29 Richard Guenther <rguenther@suse.de>
11026 PR middle-end/14187
11027 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11029 (pt_solutions_same_restrict_base): Declare.
11030 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11032 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11033 (make_constraint_from, make_copy_constraint): Move earlier.
11034 (make_constraint_from_heapvar): New function.
11035 (make_constraint_from_restrict): Likewise.
11036 (handle_lhs_call): Use it.
11037 (find_func_aliases): Use it to track conversions to restrict
11038 qualified pointers.
11039 (struct fieldoff): Add only_restrict_pointers flag.
11040 (push_fields_onto_fieldstack): Initialize it.
11041 (create_variable_info_for): Track global restrict qualified pointers.
11042 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11043 Track restrict qualified pointer arguments.
11044 (set_uids_in_ptset): Use varinfo is_global_var flag.
11045 (find_what_var_points_to): Set the vars_contains_restrict flag.
11046 Always create the points-to solution for sets including restrict tags.
11047 (pt_solutions_same_restrict_base): New function.
11048 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11049 qualified pointers use pt_solutions_same_restrict_base as
11050 additional source for disambiguation.
11052 2009-06-29 Richard Guenther <rguenther@suse.de>
11054 PR middle-end/38212
11055 * alias.c (find_base_decl): Remove.
11056 (get_deref_alias_set_1): Remove restrict handling.
11057 * c-common.c (c_apply_type_quals_to_decl): Do not set
11058 DECL_POINTER_ALIAS_SET.
11059 * gimplify.c (find_single_pointer_decl_1): Remove.
11060 (find_single_pointer_decl): Likewise.
11061 (internal_get_tmp_var): Remove restrict handling.
11062 (gimple_regimplify_operands): Likewise.
11063 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11064 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11065 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11066 * tree.c (restrict_base_for_decl): Remove.
11067 (init_ttree): Do not allocate it.
11068 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11069 LABEL_DECL_UID for label decls.
11070 (copy_node_stat): Do not copy restrict information.
11071 (decl_restrict_base_lookup): Remove.
11072 (decl_restrict_base_insert): Likewise.
11073 (print_restrict_base_statistics): Likewise.
11074 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11075 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11076 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11077 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11078 (LABEL_DECL_UID): Adjust.
11079 (DECL_BASED_ON_RESTRICT_P): Remove.
11080 (DECL_GET_RESTRICT_BASE): Likewise.
11081 (SET_DECL_RESTRICT_BASE): Likewise.
11082 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11084 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11085 instead of DECL_POINTER_ALIAS_SET.
11086 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11087 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11088 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11090 2009-06-29 Richard Guenther <rguenther@suse.de>
11092 PR tree-optimization/40579
11093 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11094 the IL to simplify has constants that overflowed.
11096 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11098 PR tree-optimization/40550
11099 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11100 vector_compute_type only when the size of vector_compute_type is
11101 less than the size of type.
11103 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11105 * fold-const.c (contains_label_1): Fix comments.
11106 (contains_label_p): Do not walk trees multiple time.
11108 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11110 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11111 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11112 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11113 ix86_fp_comparison_operator.
11114 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11115 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11116 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11117 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11118 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11119 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11120 (related splits): Change predicate to ix86_fp_comparison_operator.
11121 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11122 instead of ix86_fp_comparison_codes.
11123 (ix86_trivial_fp_comparison_operator,
11124 ix86_fp_comparison_operator): New.
11125 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11126 (ix86_expand_compare): Eliminate last two parameters.
11127 (ix86_fp_jump_nontrivial_p): Kill.
11128 * config/i386/i386.c (put_condition_code): Eliminate call to
11129 ix86_fp_comparison_codes and subsequent assertion.
11130 (ix86_fp_comparison_codes): Eliminate.
11131 (ix86_fp_swap_condition): New.
11132 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11133 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11134 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11135 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11136 and ix86_fp_swap_condition.
11137 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11138 Use ix86_fp_comparison_strategy.
11139 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11140 (ix86_fp_jump_nontrivial_p): Eliminate.
11141 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11142 call to ix86_expand_compare.
11143 (ix86_split_fp_branch, ix86_expand_setcc,
11144 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11145 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11147 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11149 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11150 related to jump_clobbers.
11151 * config/arm/arm.md (conds): Remove jump_clob case.
11152 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11153 splits): Change comparison_operator to arm_comparison_operator.
11154 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11157 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11159 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11160 condition for floating point modes.
11161 * expmed.c (emit_store_flag_1): Move here a bigger part
11162 of emit_store_flag.
11163 (emit_store_flag): Try swapping the condition for floating point
11165 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11167 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11169 * expr.c (expand_expr_real_1): Just use do_store_flag.
11170 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11171 emit_store_flag_force.
11172 * expmed.c (emit_store_flag_force): Copy here trick
11173 previously in expand_expr_real_1. Try reversing the comparison.
11174 (emit_store_flag_1): Work if target is NULL.
11175 (emit_store_flag): Work if target is NULL, using the result mode
11176 from the comparison. Use split_comparison, restructure final part
11177 to simplify conditionals.
11179 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11181 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11182 * dojump.c (do_jump): Change handling of floating-point
11183 ops to use just do_compare_and_jump.
11184 (split_comparison): New.
11185 (do_compare_rtx_and_jump): Add here logic coming previously
11186 in do_jump, using split_comparison.
11188 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11191 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11193 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11195 * tree-ssa-alias.c: Fix unintentional commit.
11197 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11199 * passes.c (execute_one_pass): Fix unintentional commit.
11201 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11203 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11204 (df_rd_local_compute, df_md_local_compute): Inline them.
11206 (df_md_scratch): New.
11207 (df_md_alloc, df_md_free): Allocate/free it.
11208 (df_md_local_compute): Only include live registers in init.
11209 (df_md_transfer_function): Prune the in-set computed by
11210 the confluence function, and the gen-set too.
11212 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11214 PR rtl-optimization/26854
11215 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11216 * df-problems.c (df_rd_add_problem): Fix comment.
11217 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11218 df_md_simulate_artificial_defs_at_top,
11219 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11220 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11221 df_md_transfer_function, df_md_init, df_md_confluence_0,
11222 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11223 problem_MD, df_md_add_problem): New.
11224 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11225 df_md_get_bb_info): New.
11226 (DF_LAST_PROBLEM_PLUS1): Adjust.
11228 * Makefile.in (fwprop.o): Include domwalk.h.
11229 * fwprop.c: Include domwalk.h.
11230 (reg_defs, reg_defs_stack): New.
11231 (bitmap_only_bit_between): Remove.
11232 (process_defs): New.
11233 (process_uses): Use reg_defs and local_md instead of
11234 bitmap_only_bit_between and local_rd.
11235 (single_def_use_enter_block): New, from build_single_def_use_links.
11236 (single_def_use_leave_block): New.
11237 (build_single_def_use_links): Remove code moved to
11238 single_def_use_enter_block, invoke domwalk.
11239 (use_killed_between): Adjust comment.
11241 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11243 * bitmap.h (bitmap_ior_and_into): New.
11244 * bitmap.c (bitmap_ior_and_into): New.
11246 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11248 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11249 before_dom_children_before_stmts and after_dom_children_after_stmts.
11250 Rename the two remaining callbacks to just before_dom_children and
11251 after_dom_children. Remove other GIMPLE statement walking bits.
11252 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11253 * graphite.c: Do not include domwalk.h.
11254 * tree-into-ssa.c (interesting_blocks): New global.
11255 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11256 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11257 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11258 now that they're not domwalk callbacks.
11259 (rewrite_initialize_block): Rename to...
11260 (rewrite_enter_block): ... this, place after called functions. Test
11261 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11262 (rewrite_finalize_block): Rename to...
11263 (rewrite_leave_block): ... this, place after called functions.
11264 (rewrite_update_init_block): Rename to...
11265 (rewrite_update_enter_block): ... this, place after called functions.
11266 Test interesting_blocks, call rewrite_update_stmt and
11267 rewrite_update_phi_arguments.
11268 (rewrite_update_fini_block): Rename to...
11269 (rewrite_leave_block): ... this, place after called functions.
11270 (rewrite_blocks): Remove last argument, simplify initialization of
11272 (mark_def_sites_initialize_block): Rename to...
11273 (mark_def_sites_block): ... this, call mark_def_sites.
11274 (mark_def_sites_blocks): Remove argument, simplify initialization of
11276 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11277 (update_ssa): Likewise.
11278 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11280 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11281 (dom_opt_initialize_block): Rename to...
11282 (dom_opt_enter_block): ... this, place after called functions. Walk
11283 statements here, inline propagate_to_outgoing_edges.
11284 (dom_opt_finalize_block): Rename to...
11285 (dom_opt_leave_block): ... this, place after called functions.
11286 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11288 (dse_enter_block, dse_record_phi): New.
11289 (dse_record_phis): Delete.
11290 (dse_finalize_block): Rename to...
11291 (dse_leave_block): ... this.
11292 (tree_ssa_dse): Simplify initialization of walk_data.
11293 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11294 Adjust initialization of walk_data.
11295 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11296 * tree-ssa-loop-phiopt.c (get_non_trapping):
11297 Adjust initialization of walk_data.
11298 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11299 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11300 it's not a domwalk callback.
11301 (uncprop_initialize_block): Rename to...
11302 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11303 (dse_finalize_block): Rename to...
11304 (dse_leave_block): ... this.
11305 (tree_ssa_uncprop): Simplify initialization of walk_data.
11306 * Makefile.in: Adjust dependencies.
11308 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11310 * arm.md (casesi): Fix test for Thumb1.
11311 (thumb1_casesi_internal_pic): Likewise.
11312 (thumb1_casesi_dispatch): Likewise.
11314 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11316 * config/arm/arm-cores.def: Added core cortex-m0.
11317 * config/arm/arm-tune.md: Regenerated.
11318 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11320 2009-06-26 DJ Delorie <dj@redhat.com>
11322 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11324 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11325 the scheduler doesn't tag jump insns.
11327 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11329 * c-decl.c (merge_decls): Re-indent.
11331 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11334 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11335 Special-case decimal float constants.
11337 2009-06-26 Richard Henderson <rth@redhat.com>
11339 * function.h (struct function): Add cannot_be_copied_reason,
11340 and cannot_be_copied_set.
11341 * tree-inline.c (has_label_address_in_static_1): Rename from
11342 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11343 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11344 don't set inline_forbidden_reason.
11345 (copy_forbidden): New function, split out of inline_forbidden_p.
11346 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11347 (inline_forbidden_p): Use copy_forbidden.
11348 (tree_versionable_function_p): Likewise.
11349 (inlinable_function_p): Merge into tree_inlinable_function_p.
11350 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11351 * ipa-cp.c (ipcp_versionable_function_p): New function.
11352 (ipcp_cloning_candidate_p): Use it.
11353 (ipcp_node_modifiable_p): Likewise.
11355 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11357 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11358 that is marked not to be inlined. Remove flag_mudflap use.
11359 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11360 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11362 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11365 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11366 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11368 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11370 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11372 (__mingwthr_remove_key_dtor): Likewise.
11374 2009-06-26 Richard Guenther <rguenther@suse.de>
11376 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11378 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11380 PR middle-end/40525
11381 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11382 try the non-cond_exec path also.
11384 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11387 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11388 (output_cbranch): Use new functions.
11389 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11392 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11393 Pat Haugen <pthaugen@us.ibm.com>
11394 Revital Eres <ERES@il.ibm.com>
11396 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11397 for %c error. Add %x support to print VSX registers as a unified
11398 register set, instead of separate float and altivec registers.
11399 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11400 %y case, and add support for VSX pre-modify addresses.
11401 (output_toc): Add assert for CONST containing an integer constant
11403 (rs6000_adjust_cost): Add POWER7 support.
11404 (insn_must_be_first_in_group): Ditto.
11405 (insn_must_be_last_in_group): Ditto.
11406 (rs6000_emit_popcount): Ditto.
11407 (rs6000_vector_mode_supported_p): Ditto.
11409 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11410 Change some of the functions called by macros to being called
11411 through a pointer, so debug functions can be inserted if
11412 -mdebug=addr or -mdebug=cost.
11413 (rs6000_preferred_reload_class_ptr): Ditto.
11414 (rs6000_secondary_reload_class_ptr): Ditto.
11415 (rs6000_secondary_memory_needed_ptr): Ditto.
11416 (rs6000_cannot_change_mode_class_ptr): Ditto.
11417 (rs6000_secondary_reload_inner): Ditto.
11418 (rs6000_legitimize_reload_address): Ditto.
11419 (rs6000_legitimize_reload_address_ptr): Ditto.
11420 (rs6000_mode_dependent_address): Ditto.
11421 (rs6000_mode_dependent_address_ptr): Ditto.
11423 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11424 function to return true if the mode allows reg + integer
11426 (virtual_stack_registers_memory_p): New function to return true if
11427 the address refers to a virtual stack register.
11428 (rs6000_legitimate_offset_address_p): Move code to say whether a
11429 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11431 (rs6000_legitimate_address_p): Add checks for modes that only can
11432 do reg+reg addressing. Start adding VSX support.
11433 (rs6000_legitimize_reload_address): Ditto.
11434 (rs6000_legitimize_address): Ditto.
11435 (rs6000_debug_legitimate_address_p): New debug functions for
11436 -mdebug=addr and -mdebug=cost.
11437 (rs6000_debug_rtx_costs): Ditto.
11438 (rs6000_debug_address_costs): Ditto.
11439 (rs6000_debug_adjust_cost): Ditto.
11440 (rs6000_debug_legitimize_address): Ditto.
11441 (rs6000_legitimize_reload_address_ptr): Point to call normal
11442 function or debug function. Make functions called via pointer
11444 (rs6000_mode_dependent_address_ptr): Ditto.
11445 (rs6000_secondary_reload_class_ptr): Ditto.
11446 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11447 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11448 into a friendlier error.
11449 (rs6000_init_builtins): Add initial VSX support.
11450 (rs6000_adjust_cost): Fix some spacing issues.
11452 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11453 (REG_CLASS_NAMES): Ditto.
11454 (REG_CLASS_CONTENTS): Ditto.
11455 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11456 pointer, to add -mdebug=addr support.
11457 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11458 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11459 -mdebug=addr support.
11460 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11461 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11462 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11464 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11466 (bswapsi*): Set attribute types for load/store. Add combiner
11467 patterns to eliminate zero extend on 64-bit.
11468 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11469 stdbrx if the hardware supports those instructions.
11471 2009-06-25 Ian Lance Taylor <iant@google.com>
11473 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11474 (Link Options): Document -static-libstdc++.
11476 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11479 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11480 DATA_ALIGNMENT instead.
11482 2009-06-25 Richard Guenther <rguenther@suse.de>
11484 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11485 indirect references against the callused/escaped solutions.
11486 (call_may_clobber_ref_p_1): Likewise.
11488 2009-06-25 Martin Jambor <mjambor@suse.cz>
11490 PR tree-optimization/40493
11491 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11492 (enum unscalarized_data_handling): New type.
11493 (handle_unscalarized_data_in_subtree): Return what has been done.
11494 (load_assign_lhs_subreplacements): Handle left flushes differently.
11495 (sra_modify_assign): Use unscalarized_data_handling, simplified
11496 condition determining whether to remove the statement.
11498 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11500 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11501 excerpt - @ should be doubled for texinfo.
11503 2009-06-24 Ian Lance Taylor <iant@google.com>
11505 * config/arc/arc.c: Include "df.h".
11506 (arc_attribute_table): Make static. Move higher in file.
11507 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11508 (output_shift): Initialize n later to avoid warning.
11509 * config/arm/arm.c (arm_attribute_table): Make static. Move
11511 * config/avr/avr.c (avr_attribute_table): Make static. Move
11513 (reg_class_tab): Change array type from int to enum reg_class.
11514 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11516 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11517 (lshrhi3_out): Likewise.
11518 (class_likely_spilled_p): Change return type to bool.
11519 (avr_rtx_costs): Use local code variable with enum type.
11520 * config/avr/avr.md (movmemhi): Use add_reg_note.
11521 (andhi3, andsi3): Don't use AS2 with "and".
11522 (iorhi3, iorsi3): Don't use AS2 with "or".
11523 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11524 * config/crx/crx.c: Include "df.h".
11525 (crx_attribute_table): Make static.
11526 * config/m32r/m32r.c: Include "df.h".
11527 (m32r_attribute_table): Make static. Move higher in file.
11528 (pop): Use add_reg_note.
11529 (block_move_call): Change 0 to LCT_NORMAL in function call.
11530 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11531 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11532 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11533 declare, not just when TREE_CODE is defined.
11534 * config/m68hc11/m68hc11.c: Include "expr.h".
11535 (m68hc11_attribute_table): Make static. Move higher in file.
11536 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11538 (m68hc11_register_indirect_p): Likewise.
11539 (m68hc11_function_arg_padding): Change return type to enum
11541 (emit_move_after_reload): Use add_reg_note.
11542 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11543 (m68hc11_split_logical): Likewise.
11544 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11546 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11547 to VOIDmode in function call.
11548 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11550 (m68hc11_split_logical): Update declaration.
11551 (m68hc11_function_arg_padding): Update declaration.
11552 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11553 to array of enum reg_class.
11554 (mcore_attribute_table): Make static. Move higher in file.
11555 (mcore_rtx_costs): Add cast to enum type.
11556 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11557 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11558 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11560 * config/sh/predicates.md (trapping_target_operand): Rename and to
11562 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11564 * config/spu/spu.c (spu_attribute_table): Make static. Move
11566 * config/v850/v850.c (v850_attribute_table): Make static. Move
11568 (v850_rtx_costs): Use local code with enum type.
11569 (expand_epilogue): Add cast.
11570 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11572 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11575 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11576 -m2a-single-only and -m2a-nofpu.
11577 * config/sh/sh.opt: Document m2a generates FPU code.
11579 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11581 * defaults.h (CAN_ELIMINATE): Provide default.
11582 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11583 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11584 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11585 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11586 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11587 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11588 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11589 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11590 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11591 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11593 2009-06-24 DJ Delorie <dj@redhat.com>
11595 * mep-ext-cop.cpu: Fix copyright notice.
11596 * mep-default: Fix copyright notice.
11597 * mep-core: Fix copyright notice.
11598 * mep: Fix copyright notice.
11599 * mep-ivc2: Fix copyright notice.
11600 * mep-c5: Fix copyright notice.
11602 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11604 * doc/contrib.texi (Contributors):
11606 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11608 PR middle-end/40501
11609 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11610 src and dst operands if necessary.
11612 2009-06-23 DJ Delorie <dj@redhat.com>
11615 * config.gcc: Add mep support.
11616 * recog.c: Resurrect validate_replace_rtx_subexp().
11617 * recog.h: Likewise.
11618 * config/mep/: Add new port:
11619 * config/mep/constraints.md: New file.
11620 * config/mep/default.h: New file.
11621 * config/mep/intrinsics.h: New file.
11622 * config/mep/intrinsics.md: New file.
11623 * config/mep/ivc2-template.h: New file.
11624 * config/mep/mep-c5.cpu: New file.
11625 * config/mep/mep-core.cpu: New file.
11626 * config/mep/mep-default.cpu: New file.
11627 * config/mep/mep-ext-cop.cpu: New file.
11628 * config/mep/mep-intrin.h: New file.
11629 * config/mep/mep-ivc2.cpu: New file.
11630 * config/mep/mep-lib1.asm: New file.
11631 * config/mep/mep-lib2.c: New file.
11632 * config/mep/mep-pragma.c: New file.
11633 * config/mep/mep-protos.h: New file.
11634 * config/mep/mep-tramp.c: New file.
11635 * config/mep/mep.c: New file.
11636 * config/mep/mep.cpu: New file.
11637 * config/mep/mep.h: New file.
11638 * config/mep/mep.md: New file.
11639 * config/mep/mep.opt: New file.
11640 * config/mep/predicates.md: New file.
11641 * config/mep/t-mep: New file.
11643 2009-06-23 Ian Lance Taylor <iant@google.com>
11645 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11646 from loose_warn into c_loose_warn and from strict_warn into
11647 c_strict_warn. Set and substitute warn_cxxflags. Check for
11648 --enable-build-with-cxx. Set and substitute
11649 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11650 * Makefile.in (CXXFLAGS): New variable.
11651 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11652 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11653 the default is the same as $(STRICT_WARN).
11654 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11655 (CXX): New variable.
11656 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11657 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11658 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11659 (HOST_LIBS): New variable.
11660 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11661 (ALL_CXXFLAGS): New variable.
11662 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11663 * doc/install.texi (Configuration): Document
11664 --enable-build-with-cxx, --with-stage1-ldflags,
11665 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11666 * configure: Rebuild.
11668 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11670 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11671 from previous commit.
11673 2009-06-23 Ian Lance Taylor <iant@google.com>
11675 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11677 2009-06-23 Ian Lance Taylor <iant@google.com>
11679 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11680 with ATTRIBUTE_UNUSED.
11682 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11683 Pat Haugen <pthaugen@us.ibm.com>
11684 Revital Eres <eres@il.ibm.com>
11686 * config.in (HAVE_AS_POPCNTD): Add default definition.
11687 (HAVE_AS_LWSYNC): Ditto.
11689 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11691 (gcc_cv_as_powerpc_cmpb): Ditto.
11692 (gcc_cv_as_powerpc_dfp): Ditto.
11693 (gcc_cv_as_powerpc_vsx): Ditto.
11694 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11695 supporting the popcntd/lwsync instructions.
11696 (gcc_cv_as_powerpc_lwsync): Ditto.
11697 * configure: Regenerate.
11699 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11700 -mcpu=native and -mcpu=power7.
11701 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11703 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11704 a variable instead of a mask to reduce the number of mask bits.
11705 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11706 (-mbit-word): Ditto.
11707 (-mregnames): Ditto.
11708 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11709 (-mfused-madd): Ditto.
11711 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11713 (-mvsx): New switch for VSX instructions.
11714 (-misel): Move from a variable to a mask to allow it to be set by
11717 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11718 function declaration to an array declaration.
11719 (rs6000_hard_regno_nregs): New external array declaration.
11721 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11722 files included by rs6000.md.
11724 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11725 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11727 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11729 (rs6000_debug_reg): New -mdebug= variables.
11730 (rs6000_debug_addr): Ditto.
11731 (rs6000_debug_cost): Ditto.
11732 (rs6000_pmode): New variable to hold Pmode.
11733 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11734 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11735 calculated at compiler start.
11736 (rs6000_hard_regno_nregs): Change function to an array which holds
11737 HARD_REGNO_NREGS calculated at compiler start.
11738 (rs6000_explicit_options): Delete isel field.
11739 (rs6000_vector_unit): New array to hold which vector unit
11740 supports arithmetic options for a given type.
11741 (rs6000_vector_mem): New array to hold which vector unit supports
11742 memory reference operations for a given type.
11743 (rs6000_vector_align): New array to given the alignment of each
11745 (power7_cost): New basic costs for power7.
11746 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11747 (rs6000_hard_regno_nregs_internal): New function, moved from
11748 HARD_REGNO_NREGS, to calculate the number of registers each hard
11749 register takes for each type.
11750 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11751 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11752 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11753 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11754 unit information here so it is calculated once at compiler startup
11756 (rs6000_override_options): Make -misel a target mask. Add more
11757 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11758 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11760 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11761 (rs6000_handle_option): Move -misel from variable to target mask.
11762 (rs6000_builtin_mask_for_load): Add VSX support.
11763 (rs6000_conditional_register_usage): Ditto.
11764 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11765 (function_arg_boundary): Ditto.
11766 (rs6000_expand_builtin): Ditto.
11767 (def_builtin): Make abort message a little friendlier.
11768 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11770 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11771 assembler support the popcntd instruction instead of a vsx
11772 instruction to enable power7 support.
11773 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11774 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11775 option to the assembler if -mcpu=native.
11776 (ASM_CPU_NATIVE_SPEC): Ditto.
11777 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11779 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11780 the lwsync instruction.
11781 (enum processor_type): Add PROCESSOR_POWER7.
11782 (rs6000_debug_reg): New -mdebug= options.
11783 (rs6000_debug_addr): Ditto.
11784 (rs6000_debug_cost): Ditto.
11785 (rs6000_isel): Delete.
11786 (enum rs6000_vector): New enum to say what vector unit we have.
11787 (VECTOR_UNIT_*): New macros to say which vector unit has
11788 arithmetic operations for a given type.
11789 (VECTOR_MEM_*): New macros to say which vector unit has memory
11790 operations for a given type.
11791 (TARGET_LDBRX): Whether the machine supports the ldbrx
11793 (TARGET_ISEL): Delete, -misel moved to be a mask.
11794 (TARGET_ISEL64): New macro for 64-bit isel support.
11795 (UNITS_PER_VSX_WORD): New macro.
11796 (POINTER_SIZE): Move to be an external variable, rather than
11797 calculating whether we are generating 32 ot 64-bit code.
11799 (STACK_BOUNDARY): Add VSX support.
11800 (LOCAL_ALIGNMENT): Ditto.
11801 (SLOW_UNALIGNED_ACCESS): Ditto.
11802 (VSX_REGNO_P): New macro for VSX support.
11803 (VFLOAT_REGNO_P): Ditto.
11804 (VINT_REGNO_P): Ditto.
11805 (VLOGICAL_REGNO_P): Ditto.
11806 (VSX_VECTOR_MODE): Ditto.
11807 (VSX_SCALAR_MODE): Ditto.
11809 (VSX_MOVE_MODE): Ditto.
11810 (VSX_REG_CLASS_P): Ditto.
11811 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11813 (UNITS_PER_SIMD_WORD): Add VSX support.
11814 (MODES_TIEABLE_P): Ditto.
11815 (STARTING_FRAME_OFFSET): Ditto.
11816 (STACK_DYNAMIC_OFFSET): Ditto.
11817 (EPILOGUE_USES): Ditto.
11818 (REGNO_REG_CLASS): Move to array lookup.
11819 (CLASS_MAX_NREGS): Ditto.
11820 (rs6000_vector_reg_class): Add declaration.
11821 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11822 overlap with the floating point and Altivec registers.
11824 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11826 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11827 give the appropriate asm switches if -mcpu=native.
11828 (host_detect_local_cpu): Add support for "asm".
11829 (host_detect_local_cpu): Follow GNU code guidelines for name.
11831 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11832 -mbit-word to a variable instead of being a target mask.
11834 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11835 emit the lwsync instruction instead of emitting the instruction as
11836 an integer constant.
11838 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11839 fixuns_trundfsi2, move expander into rs6000.md.
11841 * config/rs6000/rs6000.md (cpu): Add power7.
11842 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11843 (logical predicate patterns): Change the single instruction
11844 primitives that set CR0 to be fast_compare instead of compare.
11846 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11847 (popcntddi2): Ditto.
11848 (popcount<mode>): Ditto.
11849 (floating multiply/add insns): Name the floating point
11850 multiply/add insns.
11851 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11852 (isel_unsigned_<mode>): Ditto.
11853 (fixuns_trundfsi2): Move expander here from spe.md.
11854 (smindi3): Define if we have -misel on 64-bit systems.
11859 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11861 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11863 * config/avr/avr.c (avr_current_device): New variable.
11864 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11865 (avr_arch, mcu_type_s): Move to avr.h.
11866 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11867 default_data_section_start fields.
11868 (avr_arch): Moved from avr.c.
11869 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11870 library_name fields.
11871 (avr_current_device, avr_mcu_types, avr_arch_types,
11872 avr_device_to_arch, avr_device_to_data_start,
11873 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11874 (EXTRA_SPEC_FUNCTIONS): Define.
11875 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11876 options mapping. Use device_to_arch and device_to_data_start insted.
11877 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11878 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11879 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11880 * config/avr/driver-avr.c: New file.
11881 * config/avr/avr-devices.c: New file.
11883 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11885 * var-tracking.c (unshare_variable): Force initialized to
11886 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11887 (set_variable_part): Likewise.
11888 (struct variable_union_info): Remove pos_src field.
11889 (vui_vec, vui_allocated): New variables.
11890 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11891 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11892 == 1 use a simpler sorting algorithm. Compute pos field right
11893 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11894 Avoid quadratic comparison if !flag_var_tracking_uninit.
11895 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11896 unshare_variable unconditionally.
11897 (dataflow_set_different_2): Removed.
11898 (dataflow_set_different): Don't traverse second hash table.
11899 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11900 unconditionally to var_reg_set or var_mem_set.
11901 (emit_notes_in_bb): Likewise.
11902 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11904 (emit_note_insn_var_location): Don't set initialized to
11905 VAR_INIT_STATUS_INITIALIZED early.
11906 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11908 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11910 * tree-object-size.c (addr_object_size): Instead of checking
11911 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11912 are no FIELD_DECLs following it.
11914 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11916 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11917 order to match bswaps with signed source operands.
11919 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11921 * sdbout.c (sdbout_one_type): Fix braces in switch.
11923 2009-06-23 Richard Guenther <rguenther@suse.de>
11925 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11927 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11928 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11929 var_callused, callused_tree, var_storedanything, storedanything_tree,
11930 var_integer, integer_tree): Remove global variables.
11931 (new_var_info): Do not pass new id, append the new var to the
11932 global variable vector.
11933 (do_ds_constraint): Use is_global_var member of the variable-info.
11934 (new_scalar_tmp_constraint_exp): Adjust.
11935 (create_function_info_for): Likewise.
11936 (create_variable_info_for): Likewise.
11937 (find_what_var_points_to): Remove dead code.
11938 (init_base_vars): Simplify.
11939 (compute_points_to_sets): Adjust.
11941 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11943 * combine.c (try_combine): Dump information about the insns we're
11946 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11948 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11949 check when calling force_to_mode on TRUNCATE's operand.
11951 2009-06-22 Ian Lance Taylor <iant@google.com>
11953 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11955 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11957 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11959 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11961 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11962 override library linkage flags such as -static-libgcc or
11965 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11967 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11969 2009-06-22 Ian Lance Taylor <iant@google.com>
11971 * config/linux.opt: Put mglibc ahead of muclibc.
11973 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11974 for duplicate decls.
11976 2009-06-22 Matthias Klose <doko@ubuntu.com>
11978 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11980 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11983 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11984 instead of NULL if a parser error occurs.
11986 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11988 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11989 non-DWARF2_DEBUGGING_INFO version.
11991 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11993 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11994 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11996 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11997 (LIBGCC2_TF_CEXT): Define.
12000 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12003 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12005 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12007 * config/arm/arm.c (arm_override_options): Disable
12008 -mcaller-super-interworking and -mcallee-super-interworking.
12009 * doc/invoke.texi (ARM Options): Document this.
12011 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12013 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12014 * config/arm/constraints.md (j): New constraint for movw operands.
12015 (N): Remove thumb2 meaning.
12016 * config/arm/arm.md (*arm_movw): Delete.
12017 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12018 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12019 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12021 2009-06-22 Martin Jambor <mjambor@suse.cz>
12023 PR tree-optimization/40492
12024 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12025 build_ref_for_offset.
12027 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12029 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12030 JUMP_TABLE_DATA_P predicates where applicable.
12031 * auto-inc-dec.c: Ditto.
12032 * builtins.c: Ditto.
12033 * caller-save.c: Ditto.
12035 * cfgcleanup.c: Ditto.
12036 * cfglayout.c: Ditto.
12038 * combine.c: Ditto.
12039 * combine-stack-adj.c: Ditto.
12043 * df-scan.c: Ditto.
12045 * dwarf2asm.c: Ditto.
12046 * dwarf2out.c: Ditto.
12047 * emit-rtl.c: Ditto.
12053 * function.c: Ditto.
12056 * genpreds.c: Ditto.
12057 * genrecog.c: Ditto.
12059 * ira-costs.c: Ditto.
12060 * ira-lives.c: Ditto.
12062 * loop-iv.c: Ditto.
12063 * lower-subreg.c: Ditto.
12064 * modulo-sched.c: Ditto.
12066 * postreload.c: Ditto.
12067 * print-rtl.c: Ditto.
12069 * reginfo.c: Ditto.
12070 * regmove.c: Ditto.
12071 * reload1.c: Ditto.
12074 * rtlanal.c: Ditto.
12076 * sched-vis.c: Ditto.
12078 * sel-sched-ir.c: Ditto.
12079 * simplify-rtx.c: Ditto.
12080 * targhooks.c: Ditto.
12081 * var-tracking.c: Ditto.
12082 * vmsdbgout.c: Ditto.
12084 2009-06-22 Matthias Klose <doko@ubuntu.com>
12086 * Makefile.in (install-plugin): Always use DESTDIR.
12088 2009-06-22 Olivier Hainque <hainque@adacore.com>
12090 * config/pa/pa.c (output_call): Don't optimize post call jumps
12091 into return address adjustments if the call may throw.
12093 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12095 * arm.c (thumb1_output_casesi): New function.
12096 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12097 optimizing for size or PIC.
12098 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12099 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12100 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12101 (thumb1_casesi_internal_pic): New expand rule.
12102 (thumb1_casesi_dispatch): New pattern.
12103 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12105 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12106 in the text seciton when PIC or optimizing for size.
12107 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12108 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12109 preservation properties of code.
12110 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12111 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12112 (__gnu_thumb1_case_si): New function.
12113 * t-arm (LIB1ASMSRC): Define here.
12114 (LIB1ASMFUNCS): Add some common functions.
12115 * t-arm-elf (LIB1ASMSRC): Delete.
12116 (LIB1ASMFUNCS): Append to existing set.
12117 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12118 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12119 * t-symbian (LIB1ASMFUNCS): Likewise.
12120 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12121 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12123 2009-06-21 Richard Guenther <rguenther@suse.de>
12125 PR tree-optimization/38729
12126 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12127 to loops with a single exit if -fno-expensive-optimizations.
12129 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12131 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12132 (dataflow_set): Change vars type from htab_t to shared_hash.
12133 (shared_hash_pool, empty_shared_hash): New variables.
12134 (vars_clear): Removed.
12135 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12136 shared_hash_find_slot_unshare, shared_hash_find_slot,
12137 shared_hash_find_slot_noinsert, shared_hash_find): New
12139 (shared_hash_unshare, shared_hash_destroy): New functions.
12140 (unshare_variable): Unshare set->vars if shared, use
12142 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12143 (get_init_value, find_src_set_src, dump_dataflow_set,
12144 clobber_variable_part, emit_notes_for_differences): Use
12146 (dataflow_set_init): Remove second argument, set vars to
12147 empty_shared_hash instead of creating a new htab.
12148 (dataflow_set_clear): Call shared_hash_destroy and set vars
12149 to empty_shared_hash instead of calling vars_clear.
12150 (dataflow_set_copy): Don't call vars_copy, instead just share
12151 the src htab with dst.
12152 (variable_union): Use shared_hash_*, use initially NO_INSERT
12153 lookup if set->vars is shared. Don't keep slot cleared before
12154 calling unshare_variable. Unshare set->vars if needed.
12155 Even ->refcount == 1 vars must be unshared if set->vars is shared
12156 and var needs to be modified.
12157 (variable_canonicalize): New function.
12158 (dataflow_set_union): If dst->vars is empty, just share src->vars
12159 with dst->vars and traverse with variable_canonicalize to canonicalize
12160 and unshare what is needed.
12161 (dataflow_set_different): If old_set and new_set use the same shared
12162 htab, they aren't different. If number of htab elements is different,
12163 htabs are different. Use shared_hash_*.
12164 (dataflow_set_destroy): Call shared_hash_destroy instead of
12166 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12167 second argument to dataflow_set_init.
12168 (vt_initialize): Likewise. Initialize shared_hash_pool and
12169 empty_shared_hash, move bb in/out initialization afterwards.
12170 Use variable_htab_free instead of NULL as changed_variables del hook.
12171 (variable_was_changed): Change type of second argument to pointer to
12172 dataflow_set. When inserting var into changed_variables, bump
12173 refcount. Unshare set->vars if set is shared htab and slot needs to
12175 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12176 lookup if set->vars is shared. Unshare set->vars if needed.
12177 Even ->refcount == 1 vars must be unshared if set->vars is shared
12178 and var needs to be modified. Adjust variable_was_changed caller.
12179 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12180 vars must be unshared if set->vars is shared and var needs to be
12181 modified. Adjust variable_was_changed caller.
12182 (emit_note_insn_var_location): Don't pool_free var.
12183 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12185 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12186 free_alloc_pool on shared_hash_pool.
12188 2009-06-20 Anthony Green <green@moxielogic.com>
12190 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12191 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12193 2009-06-20 Richard Guenther <rguenther@suse.de>
12195 * tree-ssa-structalias.c (find_func_aliases): For memset use
12196 a constraint from NULL if we memset to zero.
12197 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12198 we explicitly handle that do not read from memory.
12199 (call_may_clobber_ref_p_1): Properly handle builtins that may
12202 2009-06-20 Richard Guenther <rguenther@suse.de>
12204 PR tree-optimization/40495
12205 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12206 (new_scalar_tmp_constraint_exp): New function.
12207 (process_constraint): Do not create temporary decls.
12208 (process_all_all_constraints): Likewise.
12209 (handle_const_call): Likewise.
12210 (create_function_info_for): Do not set decl.
12212 2009-06-19 Ian Lance Taylor <iant@google.com>
12214 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12215 (rs6000_attribute_table): Make static; move before use.
12217 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12219 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12220 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12221 Propagate the TREE_READONLY flag without overwriting it.
12222 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12223 Propagate the TREE_READONLY flag onto the result.
12224 (process_call_operands): Move around. Use correct constant value.
12226 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12229 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12230 * config/arm/arm.md: Likewise.
12232 2009-06-19 Ian Lance Taylor <iant@google.com>
12234 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12235 to GIMPLE_ERROR_MARK.
12237 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12238 op2_original_type parameters. Warn about using different enum types.
12239 * c-parser.c (c_parser_conditional_expression): Pass original
12240 types to build_conditional_expr.
12241 * c-tree.h (build_conditional_expr): Update declaration.
12243 2009-06-19 Ian Lance Taylor <iant@google.com>
12245 * config/i386/i386.c (ix86_function_specific_save): Test that
12246 fields match values, rather than testing the values are in a
12249 2009-06-19 Richard Guenther <rguenther@suse.de>
12251 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12252 ADDR_EXPR pointers.
12253 (ptr_derefs_may_alias_p): Likewise.
12254 (ptr_deref_may_alias_ref_p_1): New function.
12255 (ptr_deref_may_alias_ref_p): Likewise.
12256 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12257 covered by looking at the ESCAPED solution.
12258 (call_may_clobber_ref_p_1): Likewise.
12259 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12260 Handle NULL_TREE offset. Do not produce redundant constraints.
12261 (process_all_all_constraints): New helper function.
12262 (do_structure_copy): Use it.
12263 (handle_lhs_call): Likewise.
12264 (find_func_aliases): Handle some builtins with pointer arguments
12265 and/or return values explicitly.
12267 2009-06-19 Ian Lance Taylor <iant@google.com>
12269 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12271 2009-06-19 Ian Lance Taylor <iant@google.com>
12273 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12275 2009-06-19 Ian Lance Taylor <iant@google.com>
12277 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12278 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12281 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12282 uninitialized const.
12284 2009-06-19 Ian Lance Taylor <iant@google.com>
12286 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12289 * c-decl.c (in_struct, struct_types): Remove.
12290 (struct c_binding): Add in_struct field.
12291 (c_binding_ptr): Define type, along with VEC.
12292 (struct c_struct_parse_info): Define.
12293 (struct_parse_info): New static variable.
12294 (bind): Initialize in_struct field.
12295 (start_struct): Remove enclosing_in_struct and
12296 enclosing_struct_types parameters. Add
12297 enclosing_struct_parse_info parameter. Change all callers. Set
12298 struct_parse_info rather than in_struct and struct_types.
12299 (grokfield): If -Wc++-compat and there is a symbol binding for the
12300 field name, set the in_struct flag and push it on the
12301 struct_parse_info->fields vector.
12302 (warn_cxx_compat_finish_struct): New static function.
12303 (finish_struct): Remove enclosing_in_struct and
12304 enclosing_struct_types parameters. Add
12305 enclosing_struct_parse_info parameter. Change all callers. Don't
12306 set C_TYPE_DEFINED_IN_STRUCT here. Call
12307 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12308 parameter. Only push on struct_types if warn_cxx_compat.
12309 (finish_enum): Only push on struct_types if warn_cxx_compat.
12310 (declspecs_add_type): Add loc parameter. Change all callers.
12311 Change all error calls to error_at. Pass loc, not input_location,
12312 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12313 defined in a struct. If -Wc++-compat and parsing a struct, record
12314 that a typedef name was used.
12315 * c-parser.c (c_parser_declspecs): Get location to pass to
12316 declspecs_add_type.
12317 (c_parser_struct_or_union_specifier): Update calls to start_struct
12319 * c-tree.h (struct c_struct_parse_info): Declare.
12320 (finish_struct, start_struct): Update declarations.
12321 (declspecs_add_type): Update declaration.
12323 2009-06-19 Ian Lance Taylor <iant@google.com>
12325 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12326 variable with an anonymous type.
12328 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12330 * see.c: Remove for real.
12332 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12334 * optabs.h (enum optab_index): Add new OTI_significand.
12335 (significand_optab): Define corresponding macro.
12336 * optabs.c (init_optabs): Initialize significand_optab.
12337 * genopinit.c (optabs): Implement significand_optab using
12338 significand?f2 patterns.
12339 * builtins.c (expand_builtin_mathfn): Handle
12340 BUILT_IN_SIGNIFICAND{,F,L}.
12341 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12342 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12344 * config/i386/i386.md (significandxf2, significand<mode>2): New
12345 expanders to implement significandf, significand and significandl
12346 built-ins as inline x87 intrinsics.
12348 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12350 * config/avr/avr.c (avr_override_options): Remove setting value of
12351 PARAM_INLINE_CALL_COST.
12353 2009-06-18 Richard Henderson <rth@redhat.com>
12356 * tree-pass.h (TDF_ASMNAME): New.
12357 * tree-dump.c (dump_options): Add asmname.
12358 * doc/invoke.texi: Document it.
12360 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12361 (dump_decl_name): ...here.
12362 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12363 (dump_generic_node): Update dump_function_name calls.
12364 (print_call_name): New flags arg; update all dump calls.
12365 * diagnostic.h (print_call_name): Update.
12366 * gimple-pretty-print.c (dump_gimple_call): Update.
12368 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12371 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12373 2009-06-18 Diego Novillo <dnovillo@google.com>
12375 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12376 * plugin.c (str_license): Declare.
12377 (try_init_one_plugin): Assert that the symbol
12378 'plugin_is_GPL_compatible' exists.
12380 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12383 * Makefile.in (OBJS-common): Remove see.o.
12385 * common.opt (fsee): Mark as preserved for backward compatibility.
12386 * opts.c (common_handle_option): Add OPT_fsee to the backward
12387 compatibility section.
12388 * passes.c (init_optimization_passes, pass_see): Remove pass.
12389 * timevar.def (TV_SEE): Remove.
12390 * tree-pass.h (pass_see): Remove declaration.
12391 * doc/invoke.texi (-fsee): Remove documentation.
12393 2009-06-18 Martin Jambor <mjambor@suse.cz>
12395 * tree-sra.c: Include statistics.h
12396 (sra_stats): New variable.
12397 (sra_initialize): Clear sra_stats.
12398 (create_access_replacement): Increment sra_stats.replacements.
12399 (get_access_replacement): Do not return twice.
12400 (analyze_all_variable_accesses): Increment statistics counter by the
12401 number of scalarized aggregates.
12402 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12403 (sra_modify_expr): Increment sra_stats.exprs.
12404 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12405 (sra_modify_assign): Increment sra_stats.exprs,
12406 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12407 (perform_intra_sra): Update statistics counters.
12408 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12410 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12412 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12413 (arm_scalar_mode_supported_p): New function.
12415 2009-06-18 Paul Brook <paul@codesourcery.com>
12416 Sandra Loosemore <sandra@codesourcery.com>
12418 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12419 (__extendhfsf2, __truncsfhf2): Define.
12420 * config/arm/fp16.c: New file.
12421 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12422 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12424 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12426 * doc/extend.texi (Half-Precision): New section.
12427 * doc/invoke.texi (Option Summary): List -mfp16-format.
12428 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12429 * config/arm/arm.opt (mfp16-format=): New.
12430 * config/arm/arm.c: Include intl.h.
12431 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12432 (TARGET_INVALID_RETURN_TYPE): Redefine.
12433 (TARGET_PROMOTED_TYPE): Redefine.
12434 (TARGET_CONVERT_TO_TYPE): Redefine.
12435 (arm_fp16_format): Define.
12436 (all_fpus): Add entry for neon-fp16.
12437 (fp_model_for_fpu): Likewise.
12438 (struct fp16_format): Declare.
12439 (all_fp16_formats): Define.
12440 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12442 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12444 (arm_legitimate_index_p): Treat HFmode like HImode.
12445 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12446 (coproc_secondary_reload_class): Special-case HFmode.
12447 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12448 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12449 (arm_init_fp16_builtins): New.
12450 (arm_init_builtins): Call it.
12451 (arm_invalid_parameter_type): New.
12452 (arm_invalid_return_type): New.
12453 (arm_promoted_type): New.
12454 (arm_convert_to_type).
12455 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12457 (arm_emit_fp16_const): New function.
12458 (arm_mangle_type): Mangle __fp16 as "Dh".
12459 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12461 (TARGET_NEON_FP16): New.
12462 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12463 (enum fputype): Add FPUTYPE_NEON_FP16.
12464 (enum arm_fp16_format_type): Declare.
12465 (arm_fp16_format): Declare.
12466 (LARGEST_EXPONENT_IS_NORMAL): Define.
12467 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12468 * config/arm/arm-modes.def (HFmode): Define.
12469 * config/arm/vfp.md: (*movhf_vfp): New.
12470 (extendhfsf2): New.
12472 * config/arm/arm.md: (fpu): Add neon_fp16.
12473 (floatsihf2, floatdihf2): New.
12474 (fix_trunchfsi2, fix_trunchfdi2): New.
12476 (extendhfdf2): New.
12478 (*arm32_movhf): New.
12479 (*thumb1_movhf): New.
12480 (consttable_2): Add check for HFmode constants.
12481 (consttable_4): Handle HFmode constants.
12483 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12485 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12487 2009-06-17 Olivier Hainque <hainque@adacore.com>
12489 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12490 const char ** conversion in AIX specific section.
12492 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12494 * config/i386/i386.c (ix86_special_builtin_type): Remove
12495 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12496 (bdesc_special_args): Updated.
12497 (ix86_init_mmx_sse_builtins): Likewise.
12498 (ix86_expand_special_args_builtin): Likewise.
12500 2009-06-17 Richard Henderson <rth@redhat.com>
12502 * tree-pretty-print.c (maybe_dump_asm_name): New.
12503 (dump_decl_name): Use it.
12504 (PRINT_FUNCTION_NAME): Merge into...
12505 (dump_function_name): ... here. Use maybe_dump_asm_name.
12507 2009-06-17 Cary Coutant <ccoutant@google.com>
12509 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12511 * debug.c (struct gcc_debug_hooks): Change placeholder for
12513 (debug_nothing_int_charstar_int): Replaced by...
12514 (debug_nothing_int_charstar_int_bool): ...this.
12515 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12516 source_line prototype.
12517 (debug_nothing_int_charstar_int): Replaced by...
12518 (debug_nothing_int_charstar_int_bool): ...this.
12519 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12520 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12521 Output is_stmt operand when necessary.
12522 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12523 (notice_source_line): Add is_stmt parameter.
12524 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12525 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12527 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12528 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12530 2009-06-17 Ian Lance Taylor <iant@google.com>
12532 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12534 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12537 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12539 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12540 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12541 tree_strip_sign_nop_conversions and
12542 tree_ssa_strip_useless_type_conversions rather than stripping
12543 the operations here.
12544 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12546 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12547 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12548 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12549 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12552 2009-06-17 Michael Eager <eager@eagercon.com>
12554 * config/rs6000/constraints.md (register_constraint "d"): New.
12555 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12556 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12557 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12558 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12559 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12560 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12561 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12562 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12563 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12564 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12566 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12567 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12568 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12569 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12570 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12571 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12572 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12573 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12574 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12575 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12576 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12577 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12578 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12579 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12581 2009-06-16 Ian Lance Taylor <iant@google.com>
12583 * profile.c (total_num_never_executed): Don't define.
12584 (compute_branch_probabilities): Don't count or print
12585 num_never_executed.
12586 (init_branch_prob): Don't set total_num_never_executed.
12587 (end_branch_prob): Don't print total_num_never_executed.
12589 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12591 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12593 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12595 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12596 (nabstd2_fpr): Same.
12598 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12600 * expr.c (expand_assignment): Change complex type check.
12602 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12604 * doc/plugins.texi (Building GCC plugins): Added new section.
12606 2009-06-17 Ian Lance Taylor <iant@google.com>
12608 * c-pch.c (get_ident): Don't set size of templ array.
12609 (pch_init): Don't set size of partial_pch array.
12611 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12612 string constant to intialize an array whose size is the length of
12615 2009-06-17 Richard Guenther <rguenther@suse.de>
12617 PR tree-optimization/40389
12618 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12619 to addressable types.
12620 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12622 2009-06-17 Richard Guenther <rguenther@suse.de>
12624 PR middle-end/40460
12625 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12626 if there is no evolution of left in the loop bail out.
12627 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12628 chrec_fold_multiply.
12630 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12631 Janis Johnson <janis187@us.ibm.com>
12634 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12635 for the symbol ref of a constant that is the source of a move
12636 - nor for any other not-obvious-label-ref constants.
12638 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12640 * plugin.c (position_pass): Skip newly inserted pass during list
12641 traversal to avoid repeated insertion.
12643 2009-06-16 Ian Lance Taylor <iant@google.com>
12645 * vec.h (VEC_stack_alloc): Define different version if
12646 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12647 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12648 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12649 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12651 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12653 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12655 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12656 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12657 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12658 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12659 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12660 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12661 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12662 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12663 __builtin_ia32_rdtscp.
12664 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12665 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12666 and __builtin_ia32_rorhi.
12667 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12668 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12669 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12670 (ix86_expand_args_builtin): Likewise.
12671 (ix86_expand_special_args_builtin): Likewise.
12673 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12674 (UNSPECV_RDTSC): Likewise.
12675 (UNSPECV_RDPMC): Likewise.
12676 (*bsr): Renamed to ...
12678 (*bsr_rex64): Renamed to ...
12681 (*rdpmc): Likewise.
12682 (*rdpmc_rex64): Likewise.
12684 (*rdtsc): Likewise.
12685 (*rdtsc_rex64): Likewise.
12686 (rdtscp): Likewise.
12687 (*rdtscp): Likewise.
12688 (*rdtscp_rex64): Likewise.
12690 * config/i386/ia32intrin.h: New.
12692 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12694 2009-06-16 Ian Lance Taylor <iant@google.com>
12696 * ira-build.c (copy_info_to_removed_store_destinations):
12697 Initialize parent_a.
12699 2009-06-16 Ian Lance Taylor <iant@google.com>
12701 * c-decl.c (grokdeclarator): Change size_varies to bool.
12703 2009-06-16 Ian Lance Taylor <iant@google.com>
12705 * sel-sched.c: Make forward declarations of move_op_hooks and
12706 fur_hooks explicitly extern.
12708 2009-06-16 Ian Lance Taylor <iant@google.com>
12710 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12711 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12713 2009-06-16 Ian Lance Taylor <iant@google.com>
12715 * resource.c (mark_referenced_resources): Change
12716 include_delayed_effects parameter to bool. Change all callers.
12717 (mark_end_of_function_resources): Likewise.
12718 * reorg.c (insn_references_resource_p): Likewise.
12719 (insn_sets_resource_p): Likewise.
12720 * resource.h (mark_referenced_resources): Update declaration.
12721 (mark_end_of_function_resources): Update declaration.
12723 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12725 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12727 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12729 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12730 GCC can bootstrap on AIX with GNU Binutils 2.20.
12732 2009-06-16 Ian Lance Taylor <iant@google.com>
12734 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12736 2009-06-16 Ian Lance Taylor <iant@google.com>
12738 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12739 inline, not extern inline.
12740 (exact_log2): Likewise.
12741 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12743 (exact_log2): Likewise, but don't test CTZ_HWI.
12745 2009-06-16 Ian Lance Taylor <iant@google.com>
12747 * bitmap.c (bitmap_clear): Don't declare as inline.
12748 * gimple.c (gimplify_assign): Likewise.
12749 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12750 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12751 (sched_scan_info): Remove duplicate definition.
12753 2009-06-16 Ian Lance Taylor <iant@google.com>
12755 * c-common.c (skip_evaluation): Don't define.
12756 (c_inhibit_evaluation_warnings): Define global variable.
12757 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12758 than skip_evaluation.
12759 (convert_and_check, warn_for_div_by_zero): Likewise.
12760 * c-common.h (skip_evaluation): Don't declare.
12761 (c_inhibit_evaluation_warnings): Declare.
12762 * c-parser.c (c_parser_typeof_specifier): Set
12763 c_inhibit_evaluation_warnings rather than skip_evaluation.
12764 (c_parser_conditional_expression): Likewise.
12765 (c_parser_binary_expression): Likewise.
12766 (c_parser_sizeof_expression): Likewise.
12767 (c_parser_alignof_expression): Likewise.
12768 * c-typeck.c (build_indirect_ref): Check
12769 c_inhibit_evaluation_warnings rather than skip_evaluation.
12770 (build_conditional_expr, build_binary_op): Likewise.
12772 2009-06-16 Richard Guenther <rguenther@suse.de>
12774 * tree-ssa-alias.c (is_escape_site): Remove.
12775 * tree-ssa-alias.h (enum escape_type): Remove.
12776 (is_escape_site): Likewise.
12777 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12778 via casts and asms without deferring to is_escape_site.
12780 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12782 PR middle-end/40446
12783 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12784 use gen_lowpart if op0 has complex mode.
12786 2009-06-16 Richard Guenther <rguenther@suse.de>
12788 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12789 variables add them to ESCAPED.
12790 (find_func_aliases): Do not make all indirectly stored values escaped.
12792 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12794 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12795 make_decl_one_only.
12797 2009-06-16 Martin Jambor <mjambor@suse.cz>
12799 PR tree-optimization/40432
12800 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12801 check whether we need to force gimple register operand.
12803 2009-06-16 Martin Jambor <mjambor@suse.cz>
12805 PR tree-optimization/40413
12806 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12807 build_ref_for_offset.
12808 (propagate_subacesses_accross_link): Fix a typo in a comment.
12810 2009-06-16 Ira Rosen <irar@il.ibm.com>
12812 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12813 with additional parameter.
12814 * tree-vectorizer.h (enum vect_def_type): Add new value
12816 (enum vect_relevant): Add comments.
12817 (vect_is_simple_reduction): Add new argument.
12818 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12819 Detect nested cycles.
12820 (vect_is_simple_reduction): Update documentation, add an argument to
12821 distinguish inner-loop reduction from nested cycle, detect nested
12822 cycles, fix printings and indentation, don't swap operands in case
12824 (get_initial_def_for_reduction): Handle subtraction.
12825 (vect_create_epilog_for_reduction): Add new argument to specify
12826 reduction variable.
12827 (vect_finalize_reduction): Handle subtraction, fix comments.
12828 (vectorizable_reduction): Handle nested cycles. In case of nested
12829 cycle keep track of the reduction variable position. Call
12830 vect_is_simple_reduction with additional parameter. Use original
12831 statement code in reduction epilogue for nested cycle. Call
12832 vect_create_epilog_for_reduction with additional parameter.
12833 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12834 inner-loop vectorization.
12835 (vect_recog_widen_sum_pattern): Likewise.
12836 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12838 (vect_mark_stmts_to_be_vectorized): Likewise.
12839 (vect_get_vec_def_for_operand): Handle nested cycles.
12841 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12843 * doc/invoke.texi (Debugging Options): Fix option index entries
12844 for -fdump-statistics, -frandom-seed add entries for
12845 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12846 (FRV Options): Fix entries for -mTLS, -mtls.
12847 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12848 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12849 (M68hc1x Options): Fix @itemx for -mnominmax.
12850 (MCore Options): Fix entry for -mno-lsim.
12851 (MMIX Options): Fix entry for -mabi=mmixware.
12852 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12854 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12856 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12857 Mention the plugin mode of gengtype.
12858 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12859 * gengtype.c: Updated copyright.
12860 (plugin_files, nb_plugin_files) Added new static variables.
12861 (measure_input_list) Care about plugin_files.
12862 (write_rtx_next): Added early return in plugin mode.
12863 (create_file): Updated copyright year in generated file. Added
12865 (oprintf): Added early return if NULL outf.
12866 (get_output_file_with_visibility): Care of plugin_files.
12867 (get_output_file_name): May return null.
12868 (write_local): Added early return.
12869 (put_mangled_filename): Ditto.
12870 (finish_root_table): Added check for base_files.
12871 (write_roots): Care about null when plugins.
12872 (main): Added plugin mode.
12874 2009-06-15 Ian Lance Taylor <iant@google.com>
12876 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12877 * gcov.c (read_count_file): Add braces around variables declared
12880 * c.opt (Wjump-misses-init): New warning.
12881 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12882 -Wall and -Wc++-compat if not already set.
12883 (c_common_post_options): Clear warn_jump_misses_init if it was not
12885 * c-decl.c (struct c_binding): Change type field to a union with
12886 new label field. Make it the first field in the struct. Update
12887 references to type to use u.type instead.
12888 (struct c_spot_bindings): Define.
12889 (struct c_goto_bindings): Define.
12890 (c_goto_bindings_p): Define, along with VECs.
12891 (struct c_label_vars): Define.
12892 (struct c_scope): Add has_label_bindings field.
12893 (bind_label, set_spot_bindings): New static functions.
12894 (decl_jump_unsafe, update_spot_bindings): New static functions.
12895 (update_label_decls): New static function.
12896 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12897 Update binding u.label field to shadowed field.
12898 (c_binding_start_stmt_expr): New function.
12899 (c_binding_end_stmt_expr): New function.
12900 (pushdecl): Don't call c_begin_vm_scope.
12901 (make_label): Add defining and p_label_vars parameters. Change
12903 (lookup_label): Correct test for whether a label has not yet been
12904 defined. Call bind_label rather than bind.
12905 (warn_about_goto): New static function.
12906 (lookup_label_for_goto): New function.
12907 (declare_label): Call bind_label rather than bind.
12908 (check_earlier_gotos): New static function.
12909 (define_label): Don't give errors about jumping into statement
12910 expressions or scopes of variably modified types. Call
12911 set_spot_bindings and check_earlier_gotos. Call bind_label
12912 instead of bind. Don't set label_context_stack_se or
12913 label_context_stack_vm.
12914 (c_get_switch_bindings): New function.
12915 (c_release_switch_bindings): New function.
12916 (c_check_switch_jump_warnings): New function.
12917 (start_function): Don't set label_context_stack_se or
12918 label_context_stack_vm.
12919 (finish_function): Likewise.
12920 * c-typeck.c (label_context_stack_se): Don't define.
12921 (label_context_stack_vm): Don't define.
12922 (c_finish_goto_label): Call lookup_label_for_goto rather than
12923 lookup_label. Don't give errors about jumping into a statement
12924 expression or the scope of a variably modified type. Don't set
12925 label_context_stack_se or label_context_stack_vm.
12926 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12927 fields. Add bindings field.
12928 (c_start_case): Don't set deleted fields. Set bindings field.
12929 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12930 or blocked_vm. Call c_check_switch_jump_warnings.
12931 (c_finish_case): Don't test blocked_stmt_expr field. Call
12932 c_release_switch_bindings.
12933 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12934 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12935 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12936 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12937 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12938 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12939 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12940 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12941 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12942 (C_DECL_UNJUMPABLE_VM): Don't define.
12943 (C_DECL_UNDEFINABLE_VM): Don't define.
12944 (struct c_label_list): Don't define.
12945 (struct c_label_context_se): Don't define.
12946 (struct c_label_context_vm): Don't define.
12947 (struct c_spot_bindings): Declare.
12948 (c_bindings_start_stmt_expr): Declare.
12949 (c_bindings_end_stmt_expr): Declare.
12950 (lookup_label_for_goto): Declare.
12951 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12952 (c_check_switch_jump_warnings): Declare.
12953 (label_context_stack_se, label_context_stack_vm): Don't declare.
12954 (c_finish_goto_label): Update declaration.
12955 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12956 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12957 (Warning Options): Document -Wjump-misses-init.
12959 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12961 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12964 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12966 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12968 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12970 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12972 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12974 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12976 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12978 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12979 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12980 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12981 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12982 * dwarf2asm.c (dw2_force_const_mem): Update call to
12983 make_decl_one_only.
12984 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12985 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12986 * langhooks.c (lhd_comdat_group): Remove.
12987 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12988 * tree.h (DECL_COMDAT_GROUP): New.
12989 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12990 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12991 (make_decl_one_only): Change signature.
12992 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12993 make_decl_one_only.
12994 (make_decl_one_only): Change signature.
12995 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12997 2009-06-15 Richard Guenther <rguenther@suse.de>
12999 PR middle-end/40439
13000 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13002 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13004 * tree-ssa-math-opts.c: Remove extra divide.
13006 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13008 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13010 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13012 * passes.c: Add bswap pass.
13013 * tree-pass.h: Add pass_optimize_bswap declaration.
13014 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13015 Include rtl.h, expr.h and optabs.h for optab_handler check.
13016 (struct symbolic_number, pass_optimize_bswap): New definition.
13017 (do_shift_rotate, verify_symbolic_number_p): New functions.
13018 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13019 (gate_optimize_bswap): New function.
13020 * tree.c (widest_int_cst_value): New function.
13021 * tree.h (widest_int_cst_value): Prototype added.
13023 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13025 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13026 REG_EQUAL/REG_EQUIV notes.
13028 2009-06-14 Richard Guenther <rguenther@suse.de>
13030 PR middle-end/40389
13031 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13032 has its address taken if NRV was applied and it is addressable.
13033 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13034 function split out from ...
13035 (get_constraint_for_1): ... here.
13036 (handle_rhs_call): Use it to mark the return slot escaped if
13037 it is addressable and NRV was applied.
13039 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13041 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13042 Change first argument type to location_t.
13043 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13044 Do not set input_location.
13045 Use loc instead of input_location throughout.
13047 2009-06-13 Richard Guenther <rguenther@suse.de>
13049 PR tree-optimization/40421
13050 * tree-predcom.c (should_unroll_loop_p): Remove.
13051 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13053 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13055 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13056 Add location argument.
13058 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13060 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13062 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13063 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13064 * config/spu/spu-protos.h: Add location to
13065 spu_resolve_overloaded_builtin.
13066 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13067 spu_build_builtin_va_list.
13068 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13069 argument. Pass location to build_function_call_vec.
13070 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13072 (emit_fpu_switch): Same.
13073 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13074 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13075 to build_decl and create_artificial_label.
13076 (xtensa_gimplify_va_arg_expr): Same.
13077 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13078 (xstormy16_gimplify_va_arg_expr): Same.
13079 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13080 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13081 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13082 (mips16_build_function_stub): Same.
13083 (mips16_build_call_stub): Same.
13085 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13088 * arm/constraints.md (Pa, Pb): New constraints.
13089 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13090 split pattern to deal with them.
13092 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13094 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13095 fix index entry for -Xpreprocessor.
13097 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13099 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13100 Add location argument to build_decl call.
13101 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13102 (rs6000_init_builtins): Same.
13103 (spe_init_builtins): Same.
13104 (rs6000_gimplify_va_arg): Add location argument to
13105 create_artificial_label call.
13107 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13109 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13110 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13111 * Makefile.in: Fix GGC dependency for gcse.o.
13113 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13115 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13116 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13117 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13119 * c-parser.c (c_parser_binary_expression): Use current column while
13120 building binary operations.
13121 * common.opt (fshow-column): Enable by default.
13122 * tree-vrp.c (check_array_ref): Use warning_at.
13123 (check_array_bounds): Use location from call back if expr has no
13125 * tree.h: Add location argument to maybe_fold_*.
13126 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13127 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13128 (maybe_fold_offset_to_component_ref): Same.
13129 (maybe_fold_offset_to_reference): Same.
13130 (maybe_fold_offset_to_address): Same.
13131 (maybe_fold_stmt_indirect): Same.
13132 (maybe_fold_stmt_addition): Same.
13133 (fold_stmt_r): Pass location to maybe_fold_*.
13134 (fold_gimple_assign): Same.
13135 * c-tree.h: Add location argument to finish_decl,
13136 default_function_array_conversion, store_init_value.
13137 * c-decl.c (define_label): Use error_at.
13138 (c_make_fname_decl): Pass location to finish_decl.
13139 (finish_decl): New location argument.
13140 (build_compound_literal): Pass location to store_init_value.
13141 (grokdeclarator): Pass location to finish_decl.
13143 * c-typeck.c (array_to_pointer_conversion): New location argument.
13144 (function_to_pointer_conversion): Same.
13145 (default_function_array_conversion): Same.
13146 (parser_build_unary_op): Pass location to overflow_warning.
13147 (parser_build_binary_op): Same. Use warning_at.
13148 (build_unary_op): Pass location to array_to_pointer_conversion.
13149 (build_c_cast): Pass location to digest_init.
13150 (build_modify_expr): New location argument.
13151 (convert_for_assignment): Same.
13152 (store_init_value): Same.
13153 (digest_init): Same.
13154 (output_init_element): Pass location to digest_init and
13155 array_to_pointer_conversion.
13156 (c_finish_return): Pass location to convert_for_assignment.
13157 * gimplify.c (gimplify_conversion): Pass location to
13158 maybe_fold_offset_to_address.
13159 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13160 to maybe_fold_stmt_addition.
13161 * c-omp.c (c_finish_omp_atomic): Pass new location to
13163 (c_finish_omp_for): Same.
13164 * c-common.c (overflow_warning): New argument.
13165 * c-common.h: New argument to build_modify_expr, overflow_warning.
13166 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13168 (c_parser_initializer): Pass location to
13169 default_function_array_conversion.
13170 (c_parser_initelt): Same.
13171 (c_parser_initval): Same.
13172 (c_parser_asm_operands): Same.
13173 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13174 (c_parser_conditional_expression): Same.
13175 (c_parser_binary_expression): Add location info to stack. Use it.
13176 (c_parser_unary_expression): Pass location to
13177 default_function_array_conversion, parser_build_unary_op,
13178 build_indirect_ref, c_parser_postfix_expression_after_primary.
13179 (c_parser_postfix_expression_after_primary): New location argument.
13181 (c_parser_expression_conv): Pass location to
13182 default_function_array_conversion.
13183 (c_parser_expr_list): Same.
13184 (c_parser_omp_atomic): Same.
13185 (c_parser_omp_for_loop): Same.
13186 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13187 (build_array_declarator): New argument.
13188 * c-decl.c (build_array_declarator): Add location argument.
13189 (grokdeclarator): Set id_loc for cdk_array.
13190 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13191 build_array_declarator.
13192 * tree.c (build_omp_clause): Add location argument.
13193 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13194 (OMP_CLAUSE_LOCATION): New macro.
13195 (struct tree_omp_clause): Add location field.
13196 (build_omp_clause): Add argument.
13197 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13198 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13200 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13201 (cp_parser_omp_clause_collapse): Same.
13202 (cp_parser_omp_clause_default): Same.
13203 (cp_parser_omp_clause_if): Same.
13204 (cp_parser_omp_clause_nowait): Same.
13205 (cp_parser_omp_clause_num_threads): Same.
13206 (cp_parser_omp_clause_ordered): Same.
13207 (cp_parser_omp_clause_schedule): Same.
13208 (cp_parser_omp_clause_untied): Same.
13209 (cp_parser_omp_for_loop): Same.
13210 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13211 * c-tree.h (c_start_case): Add location argument.
13212 (c_process_expr_stmt): Same.
13213 (c_finish_goto_*): Same.
13214 * tree-parloops.c (initialize_reductions): Pass location to
13216 (create_parallel_loop): Same.
13217 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13218 (gfc_trans_omp_reduction_list): Same.
13219 (gfc_trans_omp_clauses): Same.
13220 (gfc_trans_omp_do): Same.
13221 * c-typeck.c (c_finish_goto_label): Same.
13222 (c_finish_goto_ptr): New location argument.
13223 (c_start_case): Same.
13224 (emit_side_effect_warnings): Same.
13225 (c_process_expr_stmt): Same.
13226 (c_finish_stmt_expr): Same.
13227 (c_finish_omp_clauses): Use error_at instead of error.
13228 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13230 * c-omp.c (c_split_parallel_clauses): New location argument.
13231 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13232 to build_omp_clause.
13233 (convert_local_reference_stmt): Same.
13234 (convert_gimple_call): Same.
13235 * c-common.h (c_split_parallel_clauses): New argument.
13236 * c-parser.c (c_parser_statement_after_labels): Pass location to
13237 c_finish_goto_label.
13238 (c_parser_switch_statement): Pass location to c_start_case.
13239 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13240 and c_process_expr_stmt.
13241 (c_parser_omp_variable_list): Add location argument.
13242 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13243 (c_parser_omp_clause_default): Same.
13244 (c_parser_omp_clause_if): Same.
13245 (c_parser_omp_clause_num_threads): Same.
13246 (-c_parser_omp_clause_ordered): Same.
13247 (c_parser_omp_clause_reduction): Pass location to
13248 c_parser_omp_variable_list.
13249 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13250 (c_parser_omp_clause_untied): Same.
13251 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13252 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13254 * c-tree.h (check_for_loop_decls, undeclared_variable,
13255 build_component_ref, build_array_ref, build_external_ref,
13256 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13257 build_conditional_expr, build_compound_expr, c_cast_expr,
13258 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13259 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13261 * c-semantics.c (build_stmt): Same.
13262 (build_case_label): Same.
13263 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13264 (undeclared_variable): New argument.
13265 (make_label): Same.
13266 (lookup_label): Pass location on down.
13267 (define_label): Same.
13268 (finish_decl): Same.
13269 (build_compound_literal): Same.
13270 (finish_struct): Same.
13271 (finish_function): Do not set location here.
13272 (check_for_loop_decls): New argument.
13273 * tree.c (save_expr): Set location.
13274 (build_empty_stmt): New argument.
13275 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13276 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13277 * builtins.c (gimplify_va_arg_expr): Use locations.
13278 (expand_builtin_sync_operation): Same.
13279 * c-typeck.c (build_component_ref): New argument.
13280 (build_array_ref): Same.
13281 (build_external_ref): Same.
13282 (c_expr_sizeof_expr): Same.
13283 (c_expr_sizeof_type): Same.
13284 (parser_build_unary_op): Same.
13285 (build_conditional_expr): Same.
13286 (build_compound_expr): Pass location on down.
13287 (build_compound_expr): New argument.
13288 (build_c_cast): Same.
13289 (c_cast_expr): Same.
13290 (build_asm_expr): Same.
13291 (c_finish_return): Same.
13292 (c_process_expr_stmt): Pass location on down.
13293 (c_finish_stmt_expr): New argument.
13294 (push_clenaup): Same.
13295 (c_finish_omp_parallel): Same.
13296 (c_finish_omp_task): Same.
13297 * gimplify.c (gimplify_call_expr): Pass location on down.
13298 * c-omp.c (c_finish_omp_master): New argument.
13299 (c_finish_omp_critical): Same.
13300 (c_finish_omp_ordered): Same.
13301 (c_finish_omp_barrier): Same.
13302 (-c_finish_omp_taskwait): Same.
13303 (c_finish_omp_atomic): Same.
13304 (c_finish_omp_flush): Same.
13305 * tree-inline.c (copy_tree_body_r): Pass location on down.
13306 (inline_forbidden_p): Remove use of input_location.
13307 * c-gimplify.c (c_build_bind_expr): New argument.
13308 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13309 (c_sizeof_or_alignof_type): New argument.
13310 (c_alignof_expr): Same.
13311 (build_va_arg): Same.
13312 (c_add_case_label): Same.
13313 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13314 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13315 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13316 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13317 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13318 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13320 * stub-objc.c (objc_build_selector_expr): Same.
13321 (objc_build_throw_stmt): Same.
13322 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13323 (c_parser_initelt): Same.
13324 (c_parser_compound_statement): Same.
13325 (c_parser_compound_statement_nostart): Same.
13326 (c_parser_label): Same.
13327 (c_parser_statement_after_labels): Same.
13328 (c_parser_if_body): Same.
13329 (c_parser_else_body): Same.
13330 (c_parser_if_statement): Same.
13331 (c_parser_switch_statement): Same.
13332 (c_parser_while_statement): Same.
13333 (c_parser_do_statement): Same.
13334 (c_parser_for_statement): Same.
13335 (c_parser_asm_statement): Same.
13336 (c_parser_conditional_expression): Same.
13337 (c_parser_binary_expression): Same.
13338 (c_parser_cast_expression): Same.
13339 (c_parser_unary_expression): Same.
13340 (c_parser_sizeof_expression): Same.
13341 (c_parser_alignof_expression): Same.
13342 (c_parser_postfix_expression): Same.
13343 (c_parser_expression): Same.
13344 (c_parser_objc_receiver): Same.
13345 (c_parser_omp_variable_list): Same.
13346 (c_parser_omp_structured_block): Same.
13347 (c_parser_omp_atomic): New argument.
13348 (c_parser_omp_barrier): Same.
13349 (c_parser_omp_critical): Same.
13350 (c_parser_omp_flush): Pass location on down.
13351 (c_parser_omp_for_loop): New argument.
13352 (c_parser_omp_for): Same.
13353 (c_parser_omp_master): Same.
13354 (c_parser_omp_ordered): Same.
13355 (c_parser_omp_sections_scope): Same.
13356 (c_parser_omp_sections): Same.
13357 (c_parser_omp_parallel): Same.
13358 (c_parser_omp_single): Same.
13359 (c_parser_omp_task): Same.
13360 (c_parser_omp_taskwait): Pass location on down.
13361 (c_parser_omp_construct): Same.
13362 (c_parser_omp_threadprivate): Same.
13363 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13364 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13365 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13366 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13367 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13368 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13369 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13370 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13371 config/i386/i386.c, stmt.c:
13372 Add location argument to the following function definitions and/or
13373 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13374 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13375 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13376 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13377 do_case, c_finish_bc_stmt, build_compound_literal,
13378 build_function_call.
13379 * c-decl.c (build_compound_literal): Add location argument.
13380 Make all diagnostic calls use location.
13381 (start_struct): Same.
13382 (finish_struct): Same.
13383 (start_enum): Same.
13384 (build_enumerator): Same.
13385 (start_function): Same.
13386 (grokdeclarator): Make all diagnostic calls use location.
13387 (store_parm_decls_oldstyle): Same.
13388 * c-typeck.c (build_function_call): Add location argument.
13389 Make all diagnostic calls use location.
13391 (c_finish_bc_stmt): Same.
13392 * tree-nested.c (get_trampoline_type): Add argument.
13393 Pass location to build_decl.
13394 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13395 * rtl.h (RTL_LOCATION): New.
13396 * c-common.c (c_add_case_label): Add location argument.
13397 Make all diagnostic calls use location.
13398 * c-common.h: Add location argument to make_fname_decl, do_case,
13399 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13400 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13401 Set it appropriately for every case. Pass enum_loc to start_enum
13402 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13404 (c_parser_struct_or_union_specifier): Save location. Use it for
13405 start_struct, finish_struct, and parser_xref_tag.
13407 2009-06-12 Ian Lance Taylor <iant@google.com>
13409 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13411 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13412 cpp_opts->warn_cxx_operator_names.
13414 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13417 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13418 is returns NULL and OP is a VCE, look through the VCE.
13420 2009-06-12 Ian Lance Taylor <iant@google.com>
13423 * collect2.c (main): Use CONST_CAST2 in code inside #if
13424 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13426 2009-06-12 Joey Ye <joey.ye@intel.com>
13428 PR middle-end/39146
13429 * cfgexpand.c (get_decl_align_unit): Update
13430 max_used_stack_slot_alignment with align instead of
13431 stack_alignment_needed.
13433 * function.c (assign_stack_local_1): Update
13434 max_used_stack_slot_alignment with alignment_in_bits instead
13435 of stack_alignment_needed.
13436 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13439 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13441 * dwarf2out.c (last_var_location_insn): New variable.
13442 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13443 (dwarf2out_var_location): Don't record anything after last real
13444 insn. Only change labels if there were any real instructions
13445 in between last note and this one, or if changed sections.
13447 2009-06-11 Richard Henderson <rth@redhat.com>
13449 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13450 note when storing the frame pointer in a register.
13451 (FRP): Don't redefine to nothing for epilogue.
13452 (alpha_expand_epilogue): Mark register and sp restores.
13453 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13455 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13456 when gen_lowpart is needed.
13458 2009-06-11 Richard Henderson <rth@redhat.com>
13460 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13462 * dwarf2out.c (need_data_align_sf_opcode): New.
13463 (div_data_align): Move earlier.
13464 (def_cfa_1, reg_save): Use it.
13466 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13468 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13469 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13470 (ix86_handle_option): Handle OPT_mcrc32.
13471 (ix86_target_string): Add -mcrc32.
13472 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13474 * config/i386/i386.h (TARGET_CRC32): New.
13476 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13477 (sse4_2_crc32di): Likewise.
13479 * config/i386/i386.opt (mcrc32): New.
13481 * doc/invoke.texi: Document -mcrc32.
13483 2009-06-11 Richard Henderson <rth@redhat.com>
13485 * common.opt (gdwarf-): Accept a version number.
13486 * doc/invoke.texi (gdwarf-): Update docs.
13487 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13488 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13489 version level, and record it.
13491 * dwarf2.h (DW_CIE_VERSION): Remove.
13492 * dwarf2out.c (DWARF_VERSION): Remove.
13493 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13494 (output_call_frame_info): Use CIE version 3 for dwarf3,
13495 or if the return register column is out of range for version 1.
13496 (dwarf_stack_op_name): Add all dwarf3 values.
13497 (DEBUG_PUBTYPES_SECTION): New.
13498 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13499 encoding change for dwarf3.
13500 (output_die) [dw_val_class_die_ref]: Likewise.
13501 (output_compilation_unit_header): Emit correct version for dwarf3.
13502 (output_line_info): Likewise.
13503 (output_pubnames): Update for DWARF_VERSION removal.
13504 (output_aranges): Likewise.
13505 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13506 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13507 (dwarf2out_finish): Likewise.
13509 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13511 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13514 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13517 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13518 * builtins.c (expand_builtin_unreachable): New function.
13519 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13520 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13521 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13523 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13524 searching for missing barriers.
13526 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13528 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13529 when -fprofile-generate* was passed.
13530 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13532 2009-06-11 Anthony Green <green@moxielogic.com>
13534 * config/moxie/moxie.md: Define length attribute for all instructions.
13536 (*b<cond:code>): Support limited branch ranges for new PC-relative
13537 branch instructions.
13538 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13540 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13542 * config/i386/i386.c (min_insn_size): Use get_attr_length
13543 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13544 For __asm return 0.
13546 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13547 instead of emit_insn_before.
13549 2009-06-10 Ian Lance Taylor <iant@google.com>
13552 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13555 2009-06-10 Revital Eres <eres@il.ibm.com>
13557 * passes.c (init_optimization_passes): Reschedule
13558 predictive-commoning pass before complete unroll pass.
13560 2009-06-10 Martin Jambor <mjambor@suse.cz>
13562 * cgraph.c (cgraph_node_can_be_local_p): New function.
13563 (cgraph_make_node_local): New function.
13564 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13565 (cgraph_make_node_local): Declare.
13567 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13569 * tree.h (tree_base): Add packed_flag and user_align fields.
13570 Decrease size of spare field.
13571 (TYPE_USER_ALIGN): Use user_align from tree_base.
13572 (DECL_USER_ALIGN): Likewise.
13573 (TYPE_PACKED): Use packed_flag from tree_base.
13574 (DECL_PACKED): Likewise.
13575 (tree_type): Delete packed_flag and user_align fields. Widen
13576 precision field. Widen mode field and shuffle fields to align
13577 mode on an 8-bit boundary.
13578 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13579 Renumber decl_flag_* fields. Fix comments. Widen
13580 decl_common_unused field.
13581 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13582 (DECL_EXTERNAL): Likewise.
13583 (DECL_BIT_FIELD): Likewise.
13584 (DECL_NONADDRESSABLE_P): Likewise.
13585 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13586 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13588 2009-06-10 Ian Lance Taylor <iant@google.com>
13590 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13591 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13592 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13593 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13594 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13595 DEF_VEC_ALLOC_FUNC_P.
13596 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13597 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13598 DEF_VEC_ALLOC_FUNC_O.
13599 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13600 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13601 DEF_VEC_ALLOC_FUNC_I.
13602 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13603 (vec_stack_p_reserve_exact_1): Declare.
13604 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13605 (vec_stack_free): Declare.
13606 (VEC_stack_alloc): Define.
13607 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13608 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13609 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13610 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13612 (stack_vecs): New static variable.
13613 (vec_stack_p_reserve_exact_1): New function.
13614 (vec_stack_o_reserve_1): New static function.
13615 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13616 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13617 (vec_stack_free): New function.
13618 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13619 (VEC_df_ref_stack_alloc): Define.
13620 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13621 DEF_VEC_ALLOC_P_STACK.
13622 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13623 (struct df_collection_rec): Change _vec fields to VEC. Remove
13625 (df_free_collection_rec): Adjust for new fields.
13626 (df_insn_rescan): Use new df_collection_rec fields.
13627 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13628 (df_ref_create_structure, df_ref_record): Likewise.
13629 (df_get_conditional_uses, df_get_call_refs): Likewise.
13630 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13631 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13632 (df_record_exit_block_uses, df_bb_verify): Likewise.
13633 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13634 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13635 Remove count parameter. Change return type to void. Change all
13637 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13638 Remove count parameter. Change return type to void. Change all
13640 (df_install_refs): Change old_vec parameter to VEC. Remove count
13641 parameter. Change all callers.
13642 (df_install_mws): Change old_vec parameter to VEC. Remove count
13643 parameter. Change all callers.
13644 (df_refs_verify): Change new_rec parameter to VEC. Change call
13646 (df_mws_verify): Likewise.
13648 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13650 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13652 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13654 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13656 2009-06-10 Anthony Green <green@moxielogic.com>
13658 * config/moxie/crti.asm: New file.
13659 * config/moxie/crtn.asm: New file.
13660 * config/moxie/moxie.c: New file.
13661 * config/moxie/moxie.h: New file.
13662 * config/moxie/sfp-machine.h: New file.
13663 * config/moxie/moxie-protos.h: New file.
13664 * config/moxie/t-moxie: Created.
13665 * config/moxie/t-moxie-softfp: Created.
13666 * config/moxie/moxie.md: Created.
13667 * config/moxie/constraints.md: Created.
13668 * config.gcc: Add moxie support.
13669 * doc/md.texi (Machine Constraints): Add moxie constraints.
13670 * doc/contrib.texi (Contributors): Mention moxie port.
13671 * doc/install.texi (Specific): Mention the moxie port.
13673 2009-06-09 Ian Lance Taylor <iant@google.com>
13675 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13676 compiling with C++.
13677 * optabs.c (optab_table): Only use designated initializers if
13678 HAVE_DESIGNATED_INITIALIZERS is defined.
13679 (convert_optab_table): Likewise.
13680 (init_optabs): Always call init_insn_codes if
13681 HAVE_DESIGNATED_INITIALIZERS is not defined.
13683 2009-06-09 Ian Lance Taylor <iant@google.com>
13685 * targhooks.c (default_builtin_vectorized_function): Change fn
13686 parameter to unsigned int.
13687 (default_builtin_vectorized_conversion): Change code parameter to
13689 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13690 * targhooks.h: Update declarations.
13691 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13692 parameter to unsigned int.
13694 * c-typeck.c (comptypes_check_enum_int): New static function.
13695 (comptypes_internal): Add enum_and_int_p parameter. Change all
13697 (comp_target_types): Add location parameter. Change all callers.
13698 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13699 Change all callers.
13700 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13701 (build_conditional_expr): Add colon_loc parameter. Change all
13703 (convert_for_assignment): Add location parameter. Change all callers.
13704 * c-parser.c (c_parser_conditional_expression): Pass location of
13705 colon to build_conditional_expr.
13706 * c-tree.h (build_conditional_expr): Update declaration.
13708 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13710 * graphite.c: Revert previous patch.
13712 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13715 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13717 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13719 * tree-ssa-loop-prefetch.c
13720 (loop_prefetch_arrays): Fixed a portability problem in printf format
13723 2009-06-09 Martin Jambor <mjambor@suse.cz>
13725 PR tree-optimization/40351
13726 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13727 refrence to a potential artifical subaccess can be constructed.
13729 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13731 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13732 (sh_override_options): Likewise.
13733 * config/sh/sh.c: Include params.h.
13734 (sh_optimization_options): New.
13735 (sh_override_options): Likewise.
13736 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13737 (OVERRIDE_OPTIONS): Use sh_override_options.
13739 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13741 * dwarf2out.c (emit_cfa_remember): New variable.
13742 (add_fde_cfi): If emit_cfa_remember, recurse to add
13743 DW_CFA_remember_state first.
13744 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13745 instead just set emit_cfa_remember.
13747 2009-06-08 Jan Hubicka <jh@suse.cz>
13750 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13752 2009-06-08 Jan Hubicka <jh@suse.cz>
13754 PR middle-end/39834
13755 * cgraphunit.c (save_inline_function_body): Do not copy transform
13756 hooks for saved inline bodies.
13757 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13758 for given function.
13760 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13762 * jump.c (returnjump_p): Handle delayed branches. Add missing
13765 2009-06-08 Jan Hubicka <jh@suse.cz>
13767 PR middle-end/40102
13768 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13769 original node might've been modified.
13770 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13772 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13774 * tree-object-size.c (addr_object_size): Add OSI argument.
13775 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13776 (compute_builtin_object_size, expr_object_size): Adjust callers.
13777 (plus_stmt_object_size): Call addr_object_size instead of
13778 compute_builtin_object_size.
13780 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13781 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13783 * tree-ssa-loop-prefetch.c
13784 (gather_memory_references): Introduced a counter for the number of
13786 (anything_to_prefetch_p): Introduced a counter for the number of
13788 (is_loop_prefetching_profitable): New function with a cost model
13790 (loop_prefetch_arrays): Use the new cost model to determine if
13791 prefetching is profitable.
13792 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13793 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13794 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13795 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13796 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13797 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13799 2009-06-08 Michael Matz <matz@suse.de>
13802 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13803 partitions use the same.
13804 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13805 for basevars of SSA_NAMEs.
13806 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13807 to not expand them twice.
13808 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13811 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13813 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13814 (fdump-final-insns=, gtoggle): New.
13815 * doc/invoke.texi: Document them.
13816 * final.c (rest_of_clean_state): Dump final insn stream.
13817 * gcc.c (invoke_as): Hook in -fcompare-debug.
13818 (static_spec_functions): Add compare-debug-dump-opt,
13819 compare-debug-self-opt and compare-debug-auxbase-opt.
13820 (compare_debug, compare_debug_second, compare_debug_opt): New.
13821 (switches_debug_check, n_switches_debug_check): New.
13822 (debug_auxbase_opt, debug_check_temp_file): New.
13823 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13825 (do_self_spec): Handle arguments after switches.
13826 (do_spec_1): Add .gk extension to temp file basenames for compare.
13827 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13828 (cc1_options): Use it instead of normal auxbase computation for
13829 the second compare-debug compilation.
13830 (compare_files): New.
13831 (main): Set up and implement compare debug mode.
13832 (compare_debug_dump_opt_spec_function): New.
13833 (compare_debug_self_opt_spec_function): New.
13834 (compare_debug_auxbase_opt_spec_function): New.
13835 * toplev.c (process_options): Handle flag_gtoggle,
13836 flag_dump_final_insns.
13837 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13838 during -fcompare-debug-second compilation.
13840 2009-06-07 Ian Lance Taylor <iant@google.com>
13842 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13843 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13845 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13846 with no default node. Change warning with %H to warning_at.
13847 Don't clear warn_switch around case checking.
13848 * doc/invoke.texi (Warning Options): Clarify distinction between
13849 -Wswitch and -Wswitch-enum.
13851 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13853 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13855 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13857 * gbl-ctors.h: Add header guard.
13859 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13861 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13862 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13863 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13864 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13865 prototypes for removed functions.
13866 (expressions_equal_p): Move to ...
13867 * tree-ssa-sccvn.h: ... here and ...
13868 * matrix-reorg.c: ... adjust includes.
13870 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13872 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13874 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13876 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13877 (finish_function): Remove erroneous whitespace.
13879 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13881 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13882 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13884 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13886 * errors.c (internal_error): Commentary typo fix.
13887 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13888 * tree-ssa-pre.c: Ditto.
13890 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13892 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13893 them is supposed to hold actual statements.
13895 2009-06-06 Ian Lance Taylor <iant@google.com>
13897 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13898 empty statements can now have attributes.
13900 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13902 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13903 * config/mips/mips.md: Ditto.
13905 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13907 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13909 (__eabi_uconvert): Likewise.
13911 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13913 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13914 CFI_* definitions with IN_GCC.
13916 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13918 * xcoffout.h (xcoffout_source_line): Update prototype.
13920 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13922 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13923 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13925 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13927 PR middle-end/40340
13928 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13929 inlined_function_outer_scope_p blocks for artificial inlines
13931 * tree.c (tree_nonartificial_location): Rewrite using
13932 block_nonartificial_location.
13934 2009-06-05 Revital Eres <eres@il.ibm.com>
13935 Leehod Baruch <leehod@il.ibm.com>
13937 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13938 (expand_expr_real_1): Remove comment.
13939 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13940 Vectorize misaligned access when the target supports it.
13941 (vect_supportable_dr_alignment): Check for unaligned access support.
13942 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13945 2009-06-05 Julian Brown <julian@codesourcery.com>
13947 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13948 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13950 2009-06-05 Richard Guenther <rguenther@suse.de>
13953 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13954 as possibly unused.
13956 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13958 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13959 (save_gprs): Don't tell unwinder when a global register is saved.
13960 (s390_emit_epilogue): Emit needed epilogue unwind info.
13962 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13964 * dwarf2out.c (deferred_asm_name): New.
13965 (add_name_and_src_coords_attributes): Defer creation of
13966 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13968 (move_linkage_attr): New.
13969 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13972 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13974 * tree-nested.c (finalize_nesting_tree_1): Declare the
13975 frame_decl in the binding tree.
13977 2009-06-04 Cary Coutant <ccoutant@google.com>
13979 * basic-block.h (struct basic_block_def): Add discriminator field.
13980 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13982 * debug.c (do_nothing_debug_hooks): Add additional entry.
13983 (debug_nothing_int_charstar_int): New function.
13984 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13985 (debug_nothing_int_charstar_int): New declaration.
13986 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13987 discriminator value in .loc directive.
13988 * final.c (last_discriminator): New variable.
13989 (discriminator): New variable.
13990 (final_start_function): Initialize above variables, pass current
13991 discriminator to debug hook.
13992 (notice_source_line): Check for discriminator change.
13993 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13994 * sdbout.c (sdbout_source_line): New parameter.
13995 * tree-cfg.c (struct locus_discrim_map): New structure type.
13996 (discriminator_per_locus): New hash table.
13997 (build_gimple_cfg): Allocate and free discriminator hash table.
13998 (make_edges): Call assign_discriminator.
13999 (locus_map_hash): New function.
14000 (locus_map_eq): New function.
14001 (next_discriminator_for_locus): New function.
14002 (same_line_p): New function.
14003 (assign_discriminator): New function.
14004 (make_cond_expr_edges): Call assign_discriminator.
14005 (make_gimple_switch_edges): Likewise.
14006 (first_non_label_stmt): New function.
14007 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14009 * xcoffout.c (xcoffout_source_line): Add new parameter.
14011 * configure.ac (gcc_cv_as_discriminator): New configury check for
14012 gas support for discriminator.
14013 * configure: Regenerate.
14014 * config.in: Regenerate.
14016 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14018 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14019 val after checking for integers.
14021 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14023 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14025 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14026 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14027 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14028 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14029 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14030 X64_SSE_REGPARM_MAX.
14031 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14032 X64_SSE_REGPARM_MAX.
14034 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14036 * gcc.c (report_times_to_file): New.
14037 (execute): Implement it.
14038 (process_command): Support -time=.
14039 * doc/invoke.texi: Document it.
14041 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14043 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14044 that have value exprs.
14046 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14048 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14049 declarations for constants until...
14050 (dw2_output_indirect_constant_1): ... this point.
14052 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14055 * arm.md (arm_addsi3): Don't try to split an add with an
14056 eliminable register until after reload has completed.
14058 2009-06-03 Ian Lance Taylor <iant@google.com>
14060 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14061 * genattrtab.c (write_length_unit_log): Likewise.
14062 * genchecksum.c (dosum): Likewise.
14063 * gengtype.c (write_rtx_next): Likewise.
14064 (finish_root_table, write_roots): Likewise.
14065 * gimple.c (gimple_ops_offset_): Likewise.
14066 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14067 * config/arc/arc.c (arc_attribute_table): Likewise.
14068 * config/arm/arm.c (arm_attribute_table): Likewise.
14069 * config/avr/avr.c (avr_attribute_table): Likewise.
14070 * config/crx/crx.c (crx_attribute_table): Likewise.
14071 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14072 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14073 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14074 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14075 * config/sh/sh.c (sh_attribute_table): Likewise.
14076 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14077 * config/spu/spu.c (spu_attribute_table): Likewise.
14078 * config/v850/v850.c (v850_attribute_table): Likewise.
14080 * config/alpha/alpha.c (vms_attribute_table): Make static.
14081 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14082 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14083 * config/mips/mips.c (mips_attribute_table): Likewise.
14085 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14087 (cc1-checksum.o): Likewise.
14089 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14091 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14093 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14095 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14096 insn if it is changing sp. Use gen_add3_insn instead of
14097 conditionally gen_addsi3 and gen_adddi3.
14098 (offset_below_red_zone_p): New static inline function.
14099 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14100 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14101 * config/rs6000/ppc-asm.h: Include auto-host.h.
14102 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14103 CFI_RESTORE): Define.
14104 * config/rs6000/crtresxgpr.asm: Add unwind info.
14105 * config/rs6000/crtresxfpr.asm: Likewise.
14106 * config/rs6000/crtresgpr.asm: Likewise.
14107 * config/rs6000/crtresfpr.asm: Likewise.
14108 * config/rs6000/crtsavgpr.asm: Likewise.
14109 * config/rs6000/crtsavfpr.asm: Likewise.
14111 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14112 argument of DWARF2_FRAME_REG_OUT macros.
14114 2009-06-03 Julian Brown <julian@codesourcery.com>
14116 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14117 words or less (including TImode) in core registers.
14119 2009-06-03 Richard Guenther <rguenther@suse.de>
14121 PR middle-end/40328
14122 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14124 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14126 * statistics.c (statistics_counter_event): Do not record event
14127 in pass dump if its number == -1.
14128 (curr_statistics_hash): Add assert that we never get passes
14129 with static number == -1.
14131 2009-06-03 Richard Guenther <rguenther@suse.de>
14132 Andrey Belevantsev <abel@ispras.ru>
14134 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14135 non-BLKmode arrays addressable.
14137 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14139 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14140 * config/m68k/m68k.h: ... here.
14142 2009-06-03 Martin Jambor <mjambor@suse.cz>
14144 PR tree-optimization/40323
14145 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14148 2009-06-03 Richard Guenther <rguenther@suse.de>
14150 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14153 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14155 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14156 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14157 JUMP_TABLE_DATA_P where applicable.
14158 * config/sh/sh.c: Ditto.
14159 * config/sh/sh.h: Ditto.
14160 * config/sh/sh.md: Ditto.
14161 * config/sh/symbian.c: Ditto.
14163 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14165 * config/i386/driver-i386.c (describe_cache): Optimize
14166 concatenation of strings. Use snprintf instead of sprintf.
14167 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14168 target when not compiling with GCC.
14170 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14172 * config/sh/sh.c: Revert last change.
14173 (sh_expand_epilogue): Emit a blockage insn before the frame
14174 pointer adjustment unconditionally.
14176 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14178 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14179 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14180 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14181 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14182 to COLLECT_GCC_OPTIONS.
14184 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14186 * collect2.c (target_system_root): New variable.
14187 (main): Handle --sysroot=.
14188 (ignore_library): Strip the sysroot from the library path.
14190 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14192 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14193 (collect2.o): Depend on collect2-aix.h.
14194 (collect2-aix.o): New rule.
14195 * collect2-aix.h: New file.
14196 * collect2-aix.c: Likewise.
14197 * collect2.c: Include collect2-aix.h. Don't undefine
14198 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14199 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14200 Use TARGET_AIX_VERSION instead of _AIX51.
14201 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14202 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14203 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14204 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14205 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14207 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14209 * collect2.c (ignore_library): Avoid premature post-increment
14210 and null deference.
14212 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14214 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14215 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14216 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14217 CROSS_DIRECTORY_STRUCTURE too.
14218 (LINK_LIBG_SPEC): Likewise.
14219 (LIB_SPEC): Add %R to sysroot paths.
14220 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14221 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14222 * config/rs6000/aix51.h: As for aix43.h.
14223 * config/rs6000/aix52.h: Likewise.
14224 * config/rs6000/aix53.h: Likewise.
14225 * config/rs6000/aix61.h: Likewise.
14226 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14227 to the beginning of sysroot paths.
14229 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14231 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14232 INSN_LISTs that are out of the REG_NOTE range.
14234 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14236 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14237 (struct var_to_expand): Likewise.
14238 (struct opt_info): Add head and tail for linked lists of the above.
14239 (analyze_insn_to_expand_var): Initialize next.
14240 (analyze_iv_to_split_insn): Likewise.
14241 (analyze_insns_in_loop): Create linked lists.
14242 (allocate_basic_variable): Simplify for use without hash table.
14243 (insert_var_expansion_initialization): Likewise, make it type-safer.
14244 (combine_var_copies_in_loop_exit): Likewise.
14245 (apply_opt_in_copies): Walk lists rather than hash tables.
14246 (release_var_copies): Simplified and inlined by hand into...
14247 (free_opt_info): ... this function.
14249 2009-06-02 Richard Guenther <rguenther@suse.de>
14251 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14254 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14256 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14257 only for builtins that are not overridden.
14259 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14261 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14264 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14266 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14268 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14270 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14272 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14274 * common.opt (fdump-unnumbered-links): New.
14275 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14276 * print-rtl.c (flag_dump_unnumbered_links): New.
14277 (print_rtx): Test it.
14279 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14281 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14282 push/pop multiple to 8-byte alignment.
14284 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14286 * config/i386/i386.c (queued_cfa_restores): New static variable.
14287 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14289 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14290 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14291 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14292 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14293 note unconditionally.
14294 (ix86_emit_restore_regs_using_mov): Likewise.
14295 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14296 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14297 it through to ix86_emit_restore_reg_using_pop.
14298 (ix86_emit_leave): Add RED_OFFSET argument. Call
14299 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14300 instead of adding REG_CFA_OFFSET note unconditionally.
14301 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14302 the above functions. Call ix86_add_queued_cfa_restore_notes when
14305 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14306 force output of the label even for dwarf2out_do_cfi_asm.
14307 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14308 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14309 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14311 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14312 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14313 dwarf2out_cfi_label callers.
14314 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14315 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14316 Adjust dwarf2out_cfi_label callers.
14317 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14319 * config/i386/i386.h (struct machine_cfa_state,
14320 struct machine_function): Guard with ifndef USED_FOR_TARGET
14321 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14324 * emutls.c (__emutls_get_address): Change arr->size to mean number
14325 of allocated arr->data entries instead of # of slots + 1.
14327 PR middle-end/40316
14328 * recog.c (peep2_reinit_state): New function.
14329 (peephole2_init_state): Use it at the end of a basic block and also
14330 when seeing a RTX_FRAME_RELATED_P insn.
14332 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14334 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14335 fixuns_truncrfdi2): New.
14336 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14337 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14338 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14339 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14340 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14341 *recip_approx): Remove.
14342 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14343 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14344 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14346 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14349 2009-06-01 Ian Lance Taylor <iant@google.com>
14351 * attribs.c (register_attribute): Use CONST_CAST.
14352 * collect2.c (main): Use CONST_CAST2.
14353 (scan_prog_file): Likewise.
14354 * gcc.c (process_command, main): Likewise.
14355 * toplev.c (toplev_main): Likewise.
14357 * c-typeck.c (handle_warn_cast_qual): New static function,
14358 partially broken out of build_c_cast.
14359 (build_c_cast): Call handle_warn_cast_qual.
14360 * doc/invoke.texi (Warning Options): Document new effect of
14363 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14365 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14366 (diagnostic_report_current_module): Print columns.
14367 * common.opt (flag_show_column): Enable by default.
14369 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14371 * alias.c (find_base_term): Check for NULL term before returning.
14373 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14375 Revert due to PR40320:
14376 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14377 * calls.c (emit_library_call_value_1): Don't force_operand for move
14380 2009-06-01 Olivier Hainque <hainque@adacore.com>
14381 Eric Botcazou <ebotcazou@adacore.com>
14383 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14384 to be processed as a bitfield for constructor output purposes.
14385 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14387 * varasm.c (oc_local_state): New type, output_constructor
14388 local state to support communication with helpers.
14389 (oc_outer_state): New type, output_constructor outer state of
14390 relevance in recursive calls.
14391 (output_constructor_array_range): New output_constructor helper,
14392 extracted code for an array range element.
14393 (output_constructor_regular_field): New output_constructor helper,
14394 extracted code for an element that is not a bitfield.
14395 (output_constructor_bitfield): New output_constructor helper,
14396 extracted code for a bitfield element. Accept an OUTER state
14397 argument for recursive processing. Recurse on record or array
14398 CONSTRUCTOR values, possibly past noop conversions.
14399 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14400 VALUE is a valid constant-valued expression for use in a static
14401 bit-field initializer.
14402 (output_constructor): Rework to use helpers. Accept and honor an
14403 OUTER state argument for recursive calls. Return total size. Be
14404 prepared for nested constructors initializing bitfields.
14405 (output_constant): Feed OUTER in calls to output_constructor.
14407 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14409 * calls.c (emit_library_call_value_1): Don't force_operand for move
14412 2009-06-01 Nick Clifton <nickc@redhat.com>
14414 * doc/invoke.texi (IA-64 Options): Fix typo.
14416 2009-06-01 Ira Rosen <irar@il.ibm.com>
14418 PR tree-optimization/39129
14419 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14421 (vect_do_peeling_for_loop_bound): Use
14422 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14423 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14424 (vect_loop_versioning): Likewise.
14425 (vect_create_cond_for_alias_checks): Fix indentation.
14426 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14428 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14429 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14430 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14431 "control flow in loop".
14432 (vect_estimate_min_profitable_iters): Use
14433 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14434 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14435 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14436 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14437 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14438 statement belongs to a group of strided accesses with the exact code
14440 (vectorizable_load): Likewise.
14441 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14442 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14444 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14446 * config/freebsd-stdint.h: New file.
14447 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14448 Add freebsd-stdint.h to tm_file.
14450 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14452 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14453 (thumb2_extendhidi2): Likewise.
14455 2009-05-31 Ian Lance Taylor <iant@google.com>
14457 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14459 2009-05-31 Ian Lance Taylor <iant@google.com>
14461 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14462 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14463 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14465 2009-05-31 Jason Merrill <jason@redhat.com>
14467 * tree-pretty-print.c (print_call_name): Take the callee, not the
14468 call itself. Make non-static. Use dump_function_name for functions.
14469 (dump_generic_node): Adjust.
14470 * diagnostic.h: Declare print_call_name.
14471 * gimple-pretty-print.c (dump_gimple_call): Use it.
14473 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14475 * config/sh/sh.md (ashldi3_std): New define_expand.
14478 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14481 * config/sh/sh.c: Include debug.h.
14482 (sh_expand_epilogue): Emit a blockage insn before the frame
14483 pointer adjustment also when dwarf2out_do_frame returns true.
14485 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14487 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14488 (thumb2_extendqidi2): New pattern.
14490 2009-05-31 Ira Rosen <irar@il.ibm.com>
14492 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14493 mark phis for renaming.
14494 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14495 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14496 Call mark_sym_for_renaming.
14497 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14498 * tree-vect-loop.c (vect_transform_loop): Remove
14499 vect_memsyms_to_rename initialization and a call to
14500 mark_set_for_renaming.
14502 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14504 PR middle-end/40304
14505 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14506 frame related even if !set_cfa && style < 0.
14508 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14510 * config/i386/mingw-tls.c: New file.
14511 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14512 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14513 defining _WIN32 but not __CYGWIN__.
14515 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14517 * configure.ac: Add MPC support.
14519 * config.in, configure: Regenerate.
14521 2009-05-29 Richard Henderson <rth@redhat.com>
14523 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14524 NOTE_INSN_BASIC_BLOCK.
14525 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14526 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14527 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14529 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14531 (add_cfi): Disable check redefining cfa away from drap.
14532 (lookup_cfa_1): Add remember argument; handle remember/restore.
14533 (lookup_cfa): Pass remember argument.
14534 (cfa_remember): New.
14535 (compute_barrier_args_size_1): Remove sibcall check.
14536 (dwarf2out_frame_debug_def_cfa): New.
14537 (dwarf2out_frame_debug_adjust_cfa): New.
14538 (dwarf2out_frame_debug_cfa_offset): New.
14539 (dwarf2out_frame_debug_cfa_register): New.
14540 (dwarf2out_frame_debug_cfa_restore): New.
14541 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14542 (dwarf2out_begin_epilogue): New.
14543 (dwarf2out_frame_debug_restore_state): New.
14544 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14545 DW_CFA_restore_state.
14546 (output_cfi_directive): Likewise.
14547 (convert_cfa_to_fb_loc_list): Likewise.
14548 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14549 * dwarf2out.h: Update.
14550 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14551 (copy_insn_1): Early out for null.
14552 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14553 and dwarf2out_frame_debug_restore_state.
14554 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14555 (prologue_insn_hash, epilogue_insn_hash): New.
14556 (free_after_compilation): Adjust freeing accordingly.
14557 (record_insns): Create hash table if needed; push insns into
14558 hash instead of array.
14559 (maybe_copy_epilogue_insn): New.
14560 (contains): Search hash table instead of array.
14561 (sibcall_epilogue_contains): Remove.
14562 (thread_prologue_and_epilogue_insns): Split eh_return insns
14563 and mark them as epilogues.
14564 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14565 scanning in terms of basic blocks.
14566 * insn-notes.def (CFA_RESTORE_STATE): New.
14567 * jump.c (returnjump_p_1): Accept EH_RETURN.
14568 (eh_returnjump_p_1, eh_returnjump_p): New.
14569 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14570 CFA_REGISTER, CFA_RESTORE): New.
14571 * rtl.def (EH_RETURN): New.
14572 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14574 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14575 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14577 * config/i386/i386.c (gen_push): Update cfa state.
14578 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14579 add a CFA_ADJUST_CFA note.
14580 (ix86_dwarf_handle_frame_unspec): Remove.
14581 (ix86_expand_prologue): Update cfa state.
14582 (ix86_emit_restore_reg_using_pop): New.
14583 (ix86_emit_restore_regs_using_pop): New.
14584 (ix86_emit_leave): New.
14585 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14586 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14587 * config/i386/i386.h (struct machine_cfa_state): New.
14588 (ix86_cfa_state): New.
14589 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14590 (eh_return_internal): Merge from eh_return_<mode>,
14591 use eh_return rtx, split w/ epilogue.
14593 2009-05-29 Ian Lance Taylor <iant@google.com>
14595 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14597 * calls.c (emit_library_call_value_1): Likewise.
14599 * c-typeck.c (c_build_va_arg): New function.
14600 * c-tree.h (c_build_va_arg): Declare.
14601 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14602 instead of build_va_arg.
14604 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14606 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14607 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14608 (ptr_difference_cost): Use affine combinations to compute it.
14609 (difference_cost): Likewise.
14610 (get_computation_cost_at): Compute more accurate cost for addresses
14611 if the ratio is a multiplier allowed in addresses.
14612 For non-addresses, consider that an additional offset or symbol is
14615 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14617 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14618 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14620 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14621 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14622 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14624 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14625 to 1 for TYPE_SSE{IADD1,CVT1}.
14626 (prefix_vex_imm8): Removed.
14627 (length_vex): Only pass 1 as second argument to
14628 ix86_attr_length_vex_default if prefix_extra is 0.
14629 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14630 (length): For prefix vex computation use length_immediate
14631 attribute instead of prefix_vex_imm8.
14632 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14633 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14634 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14635 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14636 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14637 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14638 a space in between the operands.
14639 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14640 if one operand is 0xff and the other one si, di, bp or sp.
14641 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14642 other one si, di, bp or sp.
14643 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14644 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14645 type and mode attributes.
14646 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14647 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14648 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14649 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14650 prefix_data16 attribute iff MODE_DF.
14651 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14652 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14653 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14654 constm128_operand in length_immediate computation.
14655 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14656 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14657 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14658 length_immediate attribute to 1.
14659 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14660 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14661 for certain alternatives.
14662 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14663 prefix_data16 attribute if MODE_V1DF.
14664 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14665 length_immediate to 1.
14666 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14667 length_address to 4, set mode attribute to MODE_DI.
14668 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14669 (fxam<mode>2_i387): Set length attribute to 4.
14670 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14671 *prefetch_3dnow_rex): Override length_address attribute.
14672 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14674 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14675 (constm128_operand): Removed.
14676 * config/i386/i386.c (memory_address_length): For
14677 disp && !index && !base in 64-bit mode account for SIB byte if
14678 print_operand_address can't optimize disp32 into disp32(%rip)
14679 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14680 for fs: or gs: segment.
14681 (ix86_attr_length_immediate_default): When checking if shortform
14682 is possible, truncate immediate to the length of the non-shortened
14684 (ix86_attr_length_address_default): Ignore MEM_P operands
14686 (ix86_attr_length_vex_default): Only check for DImode on
14687 GENERAL_REG_P operands.
14688 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14689 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14690 (sse_cvttps2pi): Clear prefix_rep attribute.
14691 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14693 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14694 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14695 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14696 iff operand 2 is const_int_operand.
14697 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14698 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14699 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14701 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14703 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14704 prefix_data16 attribute for movlpd and movhpd instructions.
14705 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14706 length_immediate for shufpd instruction.
14707 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14708 (avx_cmpp<avxmodesuffixf2c><mode>3,
14709 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14710 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14711 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14712 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14713 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14714 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14715 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14716 prefix_data16 attribute for the first alternative to 1.
14717 (*avx_loadlps): Override length_immediate for the first alternative.
14718 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14719 attributes for second alternative.
14720 (*vec_concatv2sf_sse4_1): Override length_immediate and
14721 prefix_data16 attributes for second alternative.
14722 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14723 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14724 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14725 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14726 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14727 prefix_data16 and length_immediate to 1.
14728 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14730 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14731 prefix_extra attribute for variants that don't have 0f prefix alone.
14732 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14733 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14734 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14735 *sse4_1_pextrd): Set length_immediate to 1.
14736 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14737 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14739 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14740 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14741 length_immediate to 1 for second alternative.
14742 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14743 prefix_extra and length_immediate attributes for the first
14745 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14747 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14748 to 1 for the first and third alternative.
14749 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14751 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14753 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14755 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14756 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14757 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14758 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14759 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14760 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14761 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14762 ssse3_psign<mode>3): Override prefix_rex attribute.
14763 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14764 (ssse3_palignrti): Override length_immediate to 1.
14765 (ssse3_palignrdi): Override length_immediate to 1, override
14766 prefix_rex attribute.
14767 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14768 (sse4a_extrqi): Override length_immediate to 2.
14769 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14770 (sse4a_insertq): Override prefix_data16 to 0.
14771 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14772 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14773 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14774 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14775 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14776 and length_immediate to 1.
14777 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14778 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14779 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14780 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14781 and length_immediate to 1.
14782 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14783 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14784 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14785 avx_ptest256): Override prefix_extra to 1.
14786 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14787 Override prefix_data16 and length_immediate to 1.
14788 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14789 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14790 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14791 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14792 prefix_data16 to 0 and prefix_extra to 2.
14793 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14794 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14796 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14797 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14798 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14799 and prefix_extra to 2.
14800 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14801 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14802 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14803 avx_vpermilvar<mode>3,
14804 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14805 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14806 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14807 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14808 Override prefix_extra to 1.
14809 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14810 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14811 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14812 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14813 prefix_extra and length_immediate to 1.
14814 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14816 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14817 to 1 for the first alternative.
14818 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14819 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14821 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14822 *movv2sf_internal_avx, *movv2sf_internal): Override
14823 prefix_rep attribute for certain alternatives.
14824 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14825 attributes for certain alternatives.
14826 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14827 attributes for certain alternatives.
14828 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14829 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14830 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14831 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14832 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14833 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14834 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14835 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14836 length_immediate to 1 if operand 2 is const_int_operand.
14837 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14838 *vec_extractv2si_1): Set length_immediate attribute to 1.
14839 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14840 using old 3DNOW insn rather than SSE/3DNOW_A.
14841 (mmx_emms, mmx_femms): Clear modrm attribute.
14843 2009-05-29 Martin Jambor <mjambor@suse.cz>
14845 * tree-sra.c: New implementation of SRA.
14847 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14848 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14849 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14850 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14851 (SRA_MAX_STRUCTURE_COUNT): Removed.
14852 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14853 * doc/invoke.texi (sra-max-structure-size): Removed.
14854 (sra-field-structure-ratio): Removed.
14856 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14858 PR middle-end/40291
14859 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14862 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14864 PR rtl-optimization/40101
14865 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14866 seqno. Adjust comment.
14867 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14868 inserting bookkeeping before a jump, the jump is not scheduled.
14869 When no positive seqno found, provide a value. Add comment.
14871 2009-05-29 Richard Guenther <rguenther@suse.de>
14873 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14874 short-cutting on the first component.
14876 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14878 PR middle-end/39958
14879 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14880 for trees other than decls/types.
14882 2009-05-29 Richard Guenther <rguenther@suse.de>
14884 * tree-ssa-operands.c (get_expr_operands): Do not handle
14885 INDIRECT_REFs in the handled-component case. Remove
14886 unused get_ref_base_and_extent case.
14887 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14888 tree_low_cst and host_integerp where possible.
14889 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14890 codes for equivalence.
14891 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14893 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14895 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14896 to tmake_file for i[34567]86-*-cygwin*.
14898 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14901 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14902 (altivec_categorize_keyword, init_vector_keywords,
14903 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14906 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14908 * tree.c (handle_dll_attribute): Check if node is
14909 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14911 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14913 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14915 (thumb2_zero_extendqidi2): Likewise.
14917 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14919 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14920 instead of gen_movrt.
14921 * config/sh/sh.md (movrt): Remove.
14923 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14925 * doc/invoke.texi (IA-64 Options):
14926 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14927 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14928 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14929 -msched-prefer-non-control-spec-insns,
14930 -msched-stop-bits-after-every-cycle,
14931 -msched-count-spec-in-critical-path,
14932 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14933 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14934 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14935 and -msched-spec-verbose.
14937 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14939 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14940 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14942 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14944 2009-05-28 Richard Guenther <rguenther@suse.de>
14946 * tree-ssa-alias.c (ao_ref_init): New function.
14947 (ao_ref_base): Likewise.
14948 (ao_ref_base_alias_set): Likewise.
14949 (ao_ref_alias_set): Likewise.
14950 (refs_may_alias_p_1): Change signature.
14951 (refs_may_alias_p): Adjust.
14952 (refs_anti_dependent_p): Likewise.
14953 (refs_output_dependent_p): Likewise.
14954 (call_may_clobber_ref_p_1): Change signature.
14955 (call_may_clobber_ref_p): Adjust.
14956 (stmt_may_clobber_ref_p_1): New function split out from ...
14957 (stmt_may_clobber_ref_p): ... here.
14958 (maybe_skip_until): Adjust signature.
14959 (get_continuation_for_phi): Likewise.
14960 (walk_non_aliased_vuses): Likewise.
14961 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14962 (ao_ref_init): Declare.
14963 (ao_ref_base): Likewise.
14964 (ao_ref_alias_set): Likewise.
14965 (stmt_may_clobber_ref_p_1): Likewise.
14966 (walk_non_aliased_vuses): Adjust.
14967 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14968 (get_ref_from_reference_ops): remove.
14969 (vn_reference_lookup_2): Adjust signature.
14970 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14971 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14972 (vn_reference_lookup): Adjust.
14973 (vn_reference_insert): Likewise.
14974 (vn_reference_insert_pieces): Adjust signature.
14975 (visit_reference_op_call): Adjust.
14976 * tree-ssa-pre.c (get_expr_type): Simplify.
14977 (phi_translate_1): Adjust.
14978 (compute_avail): Likewise.
14979 (translate_vuse_through_block): Do not re-build trees.
14980 (value_dies_in_block_x): Likewise.
14981 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14983 (vn_reference_lookup_pieces): Adjust declaration.
14984 (vn_reference_insert_pieces): Likewise.
14986 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14988 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14989 with checking disabled.
14991 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14995 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14996 macro definition for support of three-operand format aligned
14997 .comm directive in assembler on cygwin/pe/mingw target OS.
14998 * configure: Regenerate.
14999 * config.h: Regenerate.
15001 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15002 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15003 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15005 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15006 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15008 2009-05-28 Ira Rosen <irar@il.ibm.com>
15010 PR tree-optimization/40254
15011 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15012 in analysis of basic blocks.
15014 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15016 PR middle-end/33699
15017 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15018 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15019 (TARGET_INITIALIZER): Use it.
15020 * cse.c (CHEAPER): Move it up to the other macros.
15021 (insert): Rename this ...
15022 (insert_with_costs): ... to this. Add cost parameters. Update
15024 (insert): New function. Call insert_with_costs.
15025 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15026 find_reg_offset_for_const, try_const_anchors): New functions.
15027 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15028 when using a const-anchor. Call insert_const_anchors.
15029 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15030 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15032 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15034 * tree-inline.c (remap_decls): Enable nonlocalized variables
15035 when not optimizing.
15037 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15039 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15040 Simplify other tests involving optimize.
15042 2009-05-27 Tom Tromey <tromey@redhat.com>
15044 * unwind-dw2.c (_Unwind_DebugHook): New function.
15045 (uw_install_context): Call _Unwind_DebugHook.
15047 2009-05-27 Tom Tromey <tromey@redhat.com>
15049 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15051 2009-05-27 Ian Lance Taylor <iant@google.com>
15053 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15054 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15055 (ALL_LINKERFLAGS): Define.
15056 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15057 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15058 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15059 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15060 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15061 $(LINKER_FOR_BUILD).
15062 (build/gcov-iov$(build_exeext)): Likewise.
15064 2009-05-27 Julian Brown <julian@codesourcery.com>
15066 * gcse.c (target.h): Include.
15067 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15068 copy of argument to a pseudo register.
15070 2009-05-27 Diego Novillo <dnovillo@google.com>
15072 * tree-ssa-live.c (dump_scope_block): Document arguments.
15073 (dump_scope_blocks): Document.
15074 (debug_scope_blocks): New.
15075 * tree-flow.h (debug_scope_blocks): Declare.
15077 2009-05-21 Denis Chertykov <denisc@overta.ru>
15079 * doc/contrib.texi (Contributors): Add myself to the list.
15081 2009-05-27 Olivier Hainque <hainque@adacore.com>
15083 * expr.c (target_align): New function. Alignment the TARGET of an
15084 assignment may be assume to have.
15085 (highest_pow2_factor_for_target): Use it instead of relying on
15086 immediate tree attributes of TARGET, not necessarily honored when
15087 intermediate bitfields are involved.
15089 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15092 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15093 AVX, SSE4, AES, PCLMUL and POPCNT.
15095 2009-05-27 Diego Novillo <dnovillo@google.com>
15097 * tree-pretty-print.c (dump_location): New.
15098 (dump_generic_node): Call it.
15099 Factor code to handle BLOCK nodes ...
15100 (dump_block_node): ... here.
15102 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15104 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15106 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15108 * gcc-plugin.h: Include config.h and system.h.
15109 (IN_GCC): Define if not defined.
15111 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15113 PR middle-end/40249
15114 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15117 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15119 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15121 * config/m32r/m32r.h: Ditto.
15122 * config/m32r/m32r.md: Ditto.
15123 * config/m32r/predicates.md: Ditto.
15125 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15127 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15129 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15132 (Loading plugins): typo.
15133 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15134 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15135 (Interacting with the GCC Garbage Collector): Added new section.
15136 (Giving information about a plugin): Added new section for
15138 * ggc.h (ggc_register_root_tab): Added declaration.
15139 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15140 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15141 (register_callback): Improved comment in declaration.
15142 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15143 (extra_root_vec) Added static variable for dynamic roots registration.
15144 (ggc_register_root_tab) Added new routine.
15145 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15146 PLUGIN_GGC_MARKING event.
15147 * ggc-zone.c: Include plugin.h.
15148 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15149 * ggc-page.c: Include plugin.h.
15150 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15151 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15152 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15153 (register_callback): check lack of callbacks for
15154 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15155 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15156 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15157 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15158 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15159 dependency on plugin.h.
15160 (plugin.o): Added dependency on ggc.h...
15162 2009-05-26 Richard Guenther <rguenther@suse.de>
15164 PR middle-end/40248
15166 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15167 with mismatched comparison modes.
15169 * expr.c (expand_expr_real_1): Expand the operand of a
15170 VIEW_CONVERT_EXPR in its natural mode.
15172 2009-05-26 Ian Lance Taylor <iant@google.com>
15174 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15175 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15176 (ALL_COMPILERFLAGS): Define.
15177 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15178 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15179 (collect2$(exeext), collect2.o): Likewise.
15180 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15181 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15182 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15183 (libbackend.o, intl.o, cppdefault.o): Likewise.
15184 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15185 (build/%.o): Use $(COMPILER_FOR_BUILD).
15186 (build/gen%$(build_exeext)): Likewise.
15187 (build/gcov-iov$(build_exeext)): LIkewise.
15188 * config/t-darwin (darwin.o): Use $(COMPILER).
15189 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15190 * config/t-sol2 (sol2-c.o): Likewise.
15191 (sol2.o): Likewise.
15192 * config/t-vxworks (vxworks.o): Likewise.
15193 * config/x-darwin (host-darwin.o): Likewise.
15194 * config/x-hpux (host-hpux.o): Likewise.
15195 * config/x-linux (host-linux.o): Likewise.
15196 * config/x-solaris (host-solaris.o): Likewise.
15197 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15198 * config/arm/t-arm (arm-c.o): Likewise.
15199 * config/arm/t-pe (pe.o): Likewise.
15200 * config/arm/t-wince-pe (pe.o): Likewise.
15201 * config/i386/t-cygming (winnt.o): Likewise.
15202 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15203 * config/i386/t-cygwin (cygwin1.o): Likewise.
15204 (cygwin2.o): Likewise.
15205 * config/i386/t-i386 (i386-c.o): Likewise.
15206 * config/i386/t-interix (winnt.o): Likewise.
15207 * config/i386/t-netware (netware.o): Likewise.
15208 * config/i386/t-nwld (nwld.o): Likewise.
15209 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15210 * config/i386/x-i386 (driver-i386.o): Likewise.
15211 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15212 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15213 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15214 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15215 * config/mips/x-native (driver-native.o): Likewise.
15216 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15217 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15218 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15219 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15220 * config/score/t-score-elf (score7.o): Likewise.
15221 (score3.o): Likewise.
15222 * config/sh/t-sh (sh-c.o): Likewise.
15223 * config/sh/t-symbian (sh-c.o): Likewise.
15224 (symbian.o): Likewise.
15225 * config/spu/t-spu-elf (spu-c.o): Likewise.
15226 * config/v850/t-v850 (v850-c.o): Likewise.
15227 * config/v850/t-v850e (v850-c.o): Likewise.
15229 2009-05-26 Richard Guenther <rguenther@suse.de>
15231 PR tree-optimization/40122
15232 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15233 VECTOR_CSTs if possible.
15234 (fold_gimple_assign): Likewise.
15236 2009-05-26 Richard Guenther <rguenther@suse.de>
15238 PR middle-end/40252
15239 * fold-const.c (fold_binary): Use the correct types for building
15242 2009-05-26 Richard Guenther <rguenther@suse.de>
15244 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15245 redundant calls to merge_alias_info.
15246 (bump_vector_ptr): Likewise.
15247 * tree-ssa-copy.c (merge_alias_info): Remove.
15248 (replace_exp_1): Remove call to merge_alias_info.
15249 (propagate_tree_value): Likewise.
15250 (fini_copy_prop): Propagate points-to info.
15251 * tree-flow.h (merge_alias_info): Remove.
15253 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15255 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15257 2009-05-25 Jan Hubicka <jh@suse.cz>
15259 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15260 * cgraph.h (struct inline_summary): New filed self_wize,
15261 size_inlining_benefit, self_time and time_inlining_benefit.
15262 (struct cgraph_global_info): Replace insns by time ans size fields.
15263 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15264 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15265 (ipcp_update_callgraph): Do not touch function bodies.
15266 * ipa-inline.c: Include except.h
15267 (MAX_TIME): New constant.
15268 (overall_insns): Remove.
15269 (leaf_node_p): New.
15270 (overall_size, max_benefit): New static variables.
15271 (cgraph_estimate_time_after_inlining): New function.
15272 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15273 (cgraph_clone_inlined_nodes): Update size.
15274 (cgraph_mark_inline_edge): Update size.
15275 (cgraph_estimate_growth): Use size info.
15276 (cgraph_check_inline_limits): Check size.
15277 (cgraph_default_inline_p): Likewise.
15278 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15279 (cgraph_decide_recursive_inlining): Check size.
15280 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15282 (cgraph_decide_inlining): Likewise.
15283 (cgraph_decide_inlining_incrementally): Likewise; honor
15284 PARAM_EARLY_INLINING_INSNS.
15285 (likely_eliminated_by_inlining_p): New predicate.
15286 (estimate_function_body_sizes): New function.
15287 (compute_inline_parameters): Use it.
15288 * except.c (must_not_throw_labels): New function.
15289 * except.h (must_not_throw_labels): Declare.
15290 * tree-inline.c (init_inline_once): Kill inlining_weigths
15291 * tree-ssa-structalias.c: Avoid uninitialized warning.
15292 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15293 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15294 (PARAM_INLINE_CALL_COST): Remove.
15295 (PARAM_EARLY_INLINING_INSNS): New.
15297 2009-05-25 Richard Guenther <rguenther@suse.de>
15299 PR tree-optimization/36327
15300 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15301 callback for reference translation or lookup at the point of may-defs.
15302 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15303 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15304 for union COMPONENT_REFs.
15305 (vn_reference_lookup_3): New callback. Lookup from memset
15306 and CONSTRUCTOR assignment, translate through struct copies.
15307 (vn_reference_lookup_pieces): Make sure to not free the
15308 passed operands array. Adjust walk_non_aliased_vuses call.
15309 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15310 make sure we do not leak memory.
15312 2009-05-25 Richard Guenther <rguenther@suse.de>
15314 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15315 * tree-inline.c (expand_call_inline): Reset the escaped and
15316 callused solutions.
15317 * tree-ssa-structalias.c (pass_build_ealias): New.
15318 * tree-pass.h (pass_build_ealias): Declare.
15319 * passes.c (init_optimization_passes): Add PTA during
15320 early optimizations.
15321 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15322 and CALLUSED solutions.
15323 (dump_points_to_solution): New function, split out from ...
15324 (dump_points_to_info_for): ... here.
15325 * tree-parloops.c (parallelize_loops): Reset the escaped and
15326 callused solutions.
15328 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15331 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15332 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15334 2009-05-25 Ira Rosen <irar@il.ibm.com>
15336 PR tree-optimization/40238
15337 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15338 statements after basic block's labels.
15339 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15340 to free the allocated memory.
15342 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15344 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15345 return address with a USE.
15347 2009-05-24 Richard Guenther <rguenther@suse.de>
15349 PR middle-end/40233
15350 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15351 array type from the main variant of the inner type.
15353 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15355 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15356 definition to bool (from int) to un-break build.
15357 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15359 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15361 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15362 discard_stmt_changes): Delete.
15363 * tree-ssa-operands.c (scb_stack): Delete.
15364 (init_ssa_operands): Do not initialize it.
15365 (fini_ssa_operands): Do not free it.
15366 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15368 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15369 update_stmt, remove the others. Fix comments.
15370 * tree-dfa.c (optimize_stack_restore): Likewise.
15371 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15372 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15373 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15374 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15376 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15377 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15378 (dom_opt_finalize_block): Likewise, adjusting access to
15380 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15381 (stmts_to_rescan): Change item type to gimple.
15382 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15384 2009-05-24 Ira Rosen <irar@il.ibm.com>
15386 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15387 * tree-pass.h (pass_slp_vectorize): New pass.
15388 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15389 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15390 * tree-vectorizer.c (timevar.h): Include.
15391 (user_vect_verbosity_level): Declare.
15392 (vect_location): Fix comment.
15393 (vect_set_verbosity_level): Update user_vect_verbosity_level
15394 instead of vect_verbosity_level.
15395 (vect_set_dump_settings): Add an argument. Ignore user defined
15396 verbosity if dump flags require higher level of verbosity. Print to
15397 stderr only for loop vectorization.
15398 (vectorize_loops): Update call to vect_set_dump_settings.
15399 (execute_vect_slp): New function.
15400 (gate_vect_slp): Likewise.
15401 (struct gimple_opt_pass pass_slp_vectorize): New.
15402 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15403 access its members.
15404 (vec_info_for_bb): New function.
15405 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15406 (VECTORIZATION_ENABLED): New macro.
15407 (SLP_ENABLED, SLP_DISABLED): Likewise.
15408 (vect_is_simple_use): Add bb_vec_info argument.
15409 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15410 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15411 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15412 vect_schedule_slp, vect_analyze_slp): Likewise.
15413 (vect_analyze_stmt): Add slp_tree argument.
15414 (find_bb_location): Declare.
15415 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15416 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15417 (vect_analyze_loop_operations, vect_analyze_loop,
15418 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15419 vect_finalize_reduction, vectorizable_reduction,
15420 vectorizable_live_operation, vect_transform_loop): Likewise.
15421 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15422 skip evolution analysis if analyzing a basic block.
15423 (dr_analyze_indices): Likewise.
15424 (initialize_data_dependence_relation): Skip the test whether the
15425 object is invariant for basic blocks.
15426 (compute_all_dependences): Skip dependence analysis for data
15427 references in basic blocks.
15428 (find_data_references_in_stmt): Don't fail in case of invariant
15429 access in basic block.
15430 (find_data_references_in_bb): New function.
15431 (find_data_references_in_loop): Move code to
15432 find_data_references_in_bb and add a call to it.
15433 (compute_data_dependences_for_bb): New function.
15434 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15435 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15437 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15438 unknown dependence in basic block and fail in case of dependence in
15440 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15441 dependence instances from either loop or basic block vectorization
15443 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15444 before calling nested_in_vect_loop_p.
15445 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15446 dependence instances from either loop or basic block vectorization
15448 (vect_verify_datarefs_alignment): Likewise.
15449 (vect_enhance_data_refs_alignment): Adjust function calls.
15450 (vect_analyze_data_refs_alignment): Likewise.
15451 (vect_analyze_group_access): Fix printing. Skip different checks if
15452 DR_STEP is 0. Keep strided stores either in loop or basic block
15453 vectorization data structure. Fix indentation.
15454 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15456 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15457 dependence instances from either loop or basic block vectorization
15459 (vect_analyze_data_refs): Update comment. Call
15460 compute_data_dependences_for_bb to analyze basic blocks.
15461 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15462 case of loop vectorization. In case of basic block vectorization use
15463 data-ref itself as a base.
15464 (vect_create_data_ref_ptr): In case of basic block vectorization:
15465 don't advance the pointer, add new statements before the current
15466 statement. Adjust function calls.
15467 (vect_supportable_dr_alignment): Support only aligned accesses in
15468 basic block vectorization.
15469 * common.opt (ftree-slp-vectorize): New flag.
15470 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15471 (vect_pattern_recog_1): Likewise.
15472 * tree-vect-stmts.c (process_use): Likewise.
15473 (vect_init_vector): Add new statements in the beginning of the basic
15474 block in case of basic block SLP.
15475 (vect_get_vec_def_for_operand): Adjust function calls.
15476 (vect_finish_stmt_generation): Likewise.
15477 (vectorizable_call): Add assert that it is loop vectorization, adjust
15479 (vectorizable_conversion, vectorizable_assignment): Likewise.
15480 (vectorizable_operation): In case of basic block SLP, take
15481 vectorization factor from statement's type and skip the relevance
15482 check. Adjust function calls.
15483 (vectorizable_type_demotion): Add assert that it is loop
15484 vectorization, adjust function calls.
15485 (vectorizable_type_promotion): Likewise.
15486 (vectorizable_store): Check for outer loop only in case of loop
15487 vectorization. Adjust function calls. For basic blocks, skip the
15488 relevance check and don't advance pointers.
15489 (vectorizable_load): Likewise.
15490 (vectorizable_condition): Add assert that it is loop vectorization,
15491 adjust function calls.
15492 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15493 that it is not reduction, get vector type, call only supported
15494 functions, skip loop specific parts.
15495 (vect_transform_stmt): Check for outer loop only in case of loop
15497 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15498 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15499 for external definition.
15500 * passes.c (pass_slp_vectorize): New pass.
15501 * tree-vect-slp.c (find_bb_location): New function.
15502 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15503 check for patterns only in loops.
15504 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15505 case of multiple types in basic block SLP.
15506 (vect_mark_slp_stmts_relevant): New function.
15507 (vect_supported_load_permutation_p): Fix comment.
15508 (vect_analyze_slp_instance): Add argument. In case of basic block
15509 SLP, take vectorization factor from statement's type, check that
15510 unrolling factor is 1. Adjust function call. Save SLP instance in
15511 either loop or basic block vectorization structure. Return FALSE,
15513 (vect_analyze_slp): Add argument. Get strided stores groups from
15514 either loop or basic block vectorization structure. Return FALSE
15515 if basic block SLP failed.
15516 (new_bb_vec_info): New function.
15517 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15518 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15519 (vect_schedule_slp): Add argument. Get SLP instances from either
15520 loop or basic block vectorization structure. Set vectorization factor
15521 to be 1 for basic block SLP.
15522 (vect_slp_transform_bb): New function.
15523 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15525 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15527 * final.c (shorten_branches): Do not align labels for jump tables.
15528 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15530 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15532 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15533 Remove outdated reference to flow.c and fix nits.
15534 * doc/gccint.texi: Tweak RTL description.
15535 * doc/rtl.texi: Likewise.
15537 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15539 * config/avr/avr.c: Change my email address.
15540 * config/avr/avr.h: Likewise.
15541 * config/avr/avr.md: Likewise.
15542 * config/avr/avr-protos.h: Likewise.
15543 * config/avr/libgcc.S: Likewise.
15545 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15547 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15548 (spu_split_load, spu_split_store): Change return type to int.
15549 (spu_split_convert): Declare.
15550 * config/spu/predicates.md (spu_mem_operand): Remove.
15551 (spu_mov_operand): Update.
15552 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15553 * config/spu/spu.c (regno_aligned_for_load): Remove.
15554 (reg_aligned_for_addr, spu_expand_load): Define.
15555 (spu_expand_extv): Reimplement and handle MEM.
15556 (spu_expand_insv): Handle MEM.
15557 (spu_sched_reorder): Handle insn's with length 0.
15558 (spu_legitimate_address_p): Reimplement.
15559 (store_with_one_insn_p): Return TRUE for any mode with size
15560 larger than 16 bytes.
15561 (address_needs_split): Define.
15562 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15564 (spu_convert_move): Define.
15565 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15566 (spu_split_store): Change all MEM's to TImode.
15567 (spu_init_expanders): Preallocate registers that correspond to
15568 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15570 (spu_split_convert): Define.
15571 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15572 (_move<mode>, _movdi, _movti): Update predicate and condition.
15573 (load, store): Change to define_split.
15574 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15576 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15577 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15578 define_insn_and_split of lshr<mode>3.
15579 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15580 (<v>ashr<mode>3_imm): Define.
15581 (extv, extzv, insv): Allow MEM operands.
15582 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15583 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15584 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15585 (_spu_convert2): Change to define_insn_and_split and remove the
15586 corresponding define_peephole2.
15587 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15588 Change predicates to memory_operand.
15590 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15592 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15594 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15596 PR tree-optimization/40219
15597 * tree.c (iterative_hash_expr): Make sure the builtin function is
15598 a normal builtin function and not a front end or back end builtin
15599 before indexing into the built_in_decls array.
15601 2009-05-22 Richard Guenther <rguenther@suse.de>
15603 PR middle-end/38964
15604 * alias.c (write_dependence_p): Do not use TBAA for answering
15605 anti-dependence or output-dependence.
15606 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15607 (emit_pointer_definition): Remove.
15608 (emit_alias_warning): Likewise.
15609 (find_what_var_points_to): Remove TBAA pruning code.
15610 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15612 (compute_points_to_sets): Remove code computing the set of
15613 dereferenced pointers.
15614 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15615 oracle for querying anti and output dependencies.
15616 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15617 if TBAA may be applied.
15618 (refs_anti_dependent_p): New function.
15619 (refs_output_dependent_p): Likewise.
15620 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15621 (refs_output_dependent_p): Likewise.
15622 * doc/tree-ssa.texi (Memory model): New section.
15623 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15624 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15625 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15626 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15627 * expr.c (expand_expr_real_1): Likewise.
15628 * gimple-low.c (lower_stmt): Likewise.
15629 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15630 (dump_gimple_cdt): Remove.
15631 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15632 (gimple_size): Likewise.
15633 (walk_gimple_op): Likewise.
15634 (is_gimple_stmt): Likewise.
15635 (walk_stmt_load_store_addr_ops): Likewise.
15636 (gimple_build_cdt): Remove.
15637 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15638 * gimple.h (gimple_cdt_new_type): Remove.
15639 (gimple_cdt_new_type_ptr): Likewise.
15640 (gimple_cdt_set_new_type): Likewise.
15641 (gimple_cdt_location): Likewise.
15642 (gimple_cdt_location_ptr): Likewise.
15643 (gimple_cdt_set_location): Likewise.
15644 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15645 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15646 GIMPLE_CHANGE_DYNAMIC_TYPE.
15647 (verify_types_in_gimple_stmt): Likewise.
15648 * tree-inline.c (estimate_num_insns): Likewise.
15649 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15650 (copy_decl_to_var): Likewise.
15651 (copy_result_decl_to_var): Likewise.
15652 * tree-pretty-print.c (dump_generic_node): Do not handle
15653 CHANGE_DYNAMIC_TYPE_EXPR.
15654 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15655 * tree-ssa-operands.c (get_expr_operands): Likewise.
15656 * tree-ssa-structalias.c (struct variable_info): Remove
15657 no_tbaa_pruning member.
15658 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15659 (unify_nodes): Do not copy it.
15660 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15661 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15662 (set_uids_in_ptset): Do not check it.
15663 (find_what_var_points_to): Likewise.
15664 (compute_tbaa_pruning): Remove.
15665 (compute_points_to_sets): Do not call it.
15666 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15667 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15668 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15669 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15670 (DECL_NO_TBAA_P): Likewise.
15671 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15672 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15673 (expand_omp_atomic_pipeline): Do not set it.
15674 * print-tree.c (print_node): Do not dump it.
15675 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15678 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15681 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15684 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15686 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15689 2009-05-22 Ben Elliston <bje@au.ibm.com>
15691 * Makefile.in (bversion.h, s-bversion): New targets.
15692 (TOPLEV_H): Add bversion.h.
15693 * toplev.h: Include "bversion.h".
15694 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15695 the __format__ attribute only if compiling with the same version
15696 of GCC as the sources (the "build version").
15698 2009-05-22 Ben Elliston <bje@au.ibm.com>
15700 * c-format.c (handle_format_attribute): Fix comment typo.
15702 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15705 * config/ia64/ia64.opt (mfused-madd): New.
15706 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15707 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15708 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15709 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15710 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15711 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15712 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15713 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15714 instruction if !TARGET_FUSED_MADD.
15715 (fpma, fpms): Remove colon from name.
15717 2009-05-22 Richard Guenther <rguenther@suse.de>
15719 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15720 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15721 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15723 (create_expression_by_pieces): Only convert if necessary.
15724 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15725 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15727 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15729 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15730 regular pattern from a template and rename it ...
15731 (*extzv_truncsi_exts): ... to this.
15733 2009-05-21 Richard Guenther <rguenther@suse.de>
15735 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15736 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15737 (cgraph_default_inline_p): Likewise.
15738 (cgraph_decide_inlining_incrementally): Likewise.
15740 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15741 Uros Bizjak <ubizjak@gmail.com>
15743 * config/i386/cpuid.h (bit_MOVBE): New.
15745 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15747 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15748 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15749 (ix86_handle_option): Handle OPT_mmovbe.
15750 (ix86_target_string): Add -mmovbe.
15751 (pta_flags): Add PTA_MOVBE.
15752 (processor_alias_table): Add PTA_MOVBE to "atom".
15753 (override_options): Handle PTA_MOVBE.
15755 * config/i386/i386.h (TARGET_MOVBE): New.
15757 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15758 (*bswapsi_movbe): New.
15759 (*bswapdi_movbe): Likewise.
15760 (bswapdi2): Renamed to ...
15761 (*bswapdi_1): This.
15762 (bswapdi2): New expander.
15764 * config/i386/i386.opt (mmovbe): New.
15766 * doc/invoke.texi: Document -mmovbe.
15768 2009-05-21 Taras Glek <tglek@mozilla.com>
15770 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15771 * gcc-plugin.h (plugin_init): Updated signature.
15772 * gcc-plugin.h (plugin_name_args): Moved to this header.
15773 * doc/plugins.texi (plugin_init): Updated documention to reflect
15775 * doc/plugins.texi (plugin_name_args): Added to documention.
15777 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15779 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15780 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15782 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15784 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15785 JUMP_TABLE_DATA_P predicates where applicable.
15786 * config/i386/predicates.md: Ditto.
15787 * config/i386/sse.md: Ditto.
15789 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15791 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15792 operand2 -128 override length_immediate attribute to 1.
15793 * config/i386/predicates.md (constm128_operand): New predicate.
15795 * config/i386/i386.c (memory_address_length): Handle %r12
15796 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15798 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15799 mode look through optional ZERO_EXTEND and SUBREG.
15800 * config/i386/i386.md (R12_REG): New define_constant.
15801 (prefix_data16): For sse unit set also for MODE_TI insns.
15802 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15803 insns set if operand 1 is ext_QIreg_operand.
15804 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15805 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15807 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15808 mode from MODE_DI to MODE_SI.
15809 (movdi_1_rex64): Override modrm and length_immediate attributes
15810 only for movabs (TYPE_IMOV, alternative 2).
15811 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15812 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15813 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15814 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15815 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15816 prefix_rex attribute if DImode.
15817 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15818 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15819 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15820 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15821 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15822 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15823 Likewise. For TYPE_IMOV clear length_immediate attribute.
15824 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15825 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15826 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15827 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15828 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15829 or one operand TYPE_ISHIFT.
15830 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15831 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15832 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15833 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15834 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15835 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15836 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15837 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15838 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15839 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15840 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15841 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15842 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15843 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15844 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15845 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15846 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15847 set mode attribute, don't override length attribute.
15848 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15850 (return_internal_long): Set length attribute to 2 instead of 1.
15851 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15852 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15853 prefix_rex attribute.
15854 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15856 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15858 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15860 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15862 2009-05-20 Ian Lance Taylor <iant@google.com>
15864 * tree.c (build_tree_list_vec_stat): New function.
15865 (ctor_to_vec): New function.
15866 (build_nt_call_vec): New function.
15867 (build_call_array): Change args to be a const pointer.
15868 (build_call_vec): New function.
15869 * tree.h (build_nt_call_vec): Declare.
15870 (build_tree_list_vec_stat): Declare.
15871 (build_tree_list_vec): Define.
15872 (build_call_array): Update declaration.
15873 (build_call_vec): Declare.
15874 (ctor_to_vec): Declare.
15875 * c-common.c (tree_vector_cache): New static variable.
15876 (make_tree_vector): New function.
15877 (release_tree_vector): New function.
15878 (make_tree_vector_single): New function.
15879 (make_tree_vector_copy): New function.
15880 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15881 (make_tree_vector_single, make_tree_vector_copy): Declare.
15882 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15883 (c_parser_expr_list): Don't manage cache here, instead call
15885 (c_parser_release_expr_list): Remove static function.
15886 (c_parser_vec_to_tree_list): Remove static function.
15887 (c_parser_attributes): Call build_tree_list_vec instead of
15888 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15889 c_parser_release_expr_list.
15890 (c_parser_postfix_expression_after_primary): Likewise.
15891 (c_parser_objc_keywordexpr): Likewise.
15893 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15895 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15896 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15897 TARGET_CONVERT_TO_TYPE.
15898 * hooks.c (hook_tree_const_tree_null): Define.
15899 * hooks.h (hook_tree_const_tree_null): Declare.
15900 * target.h (struct gcc_target): Add invalid_parameter_type,
15901 invalid_return_type, promoted_type, and convert_to_type fields.
15902 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15903 (TARGET_INVALID_RETURN_TYPE): Define.
15904 (TARGET_PROMOTED_TYPE): Define.
15905 (TARGET_CONVERT_TO_TYPE): Define.
15906 (TARGET_INITIALIZER): Update for new fields.
15907 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15908 (grokparms): Check targetm.invalid_parameter_type.
15909 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15910 * c-convert.c (convert): Check targetm.convert_to_type.
15912 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15914 * config/mips/mips.md (*extenddi_truncate<mode>,
15915 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15917 (*extendhi_truncateqi): New define_insn_and_sptit.
15919 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15921 PR middle-end/40204
15922 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15923 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15925 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15927 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15928 the operand of VIEW_CONVERT_EXPR.
15930 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15932 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15933 extended family and model for Intel processors. Support Intel Atom.
15935 2009-05-20 Olivier Hainque <hainque@adacore.com>
15937 * gstab.h (stab_code_type): Define, to be used instead of the
15938 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15940 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15941 occurrences by stab_code_type.
15942 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15944 2009-05-20 Martin Jambor <mjambor@suse.cz>
15946 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15947 (sra_insert_before): Likewise.
15948 (sra_insert_after): Likewise.
15949 (sra_init_cache): Likewise.
15950 (sra_type_can_be_decomposed_p): Likewise.
15951 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15952 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15953 (sra_insert_before): Likewise.
15954 (sra_insert_after): Likewise.
15955 (sra_init_cache): Likewise.
15956 (insert_edge_copies_seq): Made static and moved upwards.
15958 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15961 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15963 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15964 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15967 2009-05-20 Richard Guenther <rguenther@suse.de>
15969 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15970 with mismatched comparison modes.
15972 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15974 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15975 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15976 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15977 with shifts for Thumb2.
15978 (orsi_notsi): New for orn.
15979 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15980 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15981 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15982 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15983 Don't invert remainder for IOR.
15985 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15987 PR tree-optimization/40087
15988 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15989 number_of_iterations_ne): Rename never_infinite argument.
15990 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15991 number_of_iterations_le): Handle pointer-type ivs when
15992 exit_must_be_taken is false.
15993 (number_of_iterations_cond): Do not always assume that
15994 exit_must_be_taken if the control variable is a pointer.
15996 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15998 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15999 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16001 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16003 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16004 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16006 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16009 * c.opt (Wlogical-op): Disabled by default.
16010 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16012 * doc/invoke.texi (Wlogical-op): Likewise.
16014 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16016 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16018 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16019 Propagate the type of the first operand.
16020 <ASSERT_EXPR>: Simplify.
16021 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16022 Rewrite using the RHS code as discriminant.
16023 <NOP_EXPR>: Turn into CASE_CONVERT.
16024 <PLUS_EXPR>: Propagate the type of the first operand.
16026 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16028 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16029 (ia64_dconst_0_375): New.
16030 * config/ia64/ia64.c (ia64_override_options): Remove
16031 -minline-sqrt-min-latency warning.
16032 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16033 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16034 * config/ia64/ia64.md (*sqrt_approx): Remove.
16035 (sqrtsf2): Remove #if 0.
16036 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16037 (sqrtdf): Remove assert.
16038 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16039 (sqrtxf2): Remove #if 0.
16040 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16041 * div.md (sqrt_approx_rf): New.
16042 (sqrtsf2_internal_thr): New implementation.
16043 (sqrtsf2_internal_lat): New.
16044 (sqrtdf2_internal_thr: New implementation.
16045 (sqrtxf2_internal): New implementation.
16047 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16048 Hans-Peter Nilsson <hp@axis.com>
16050 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16051 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16052 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16053 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16054 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16055 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16056 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16057 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16058 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16059 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16060 * c-common.c: ...from here.
16062 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16064 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16066 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16068 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16070 2009-05-19 Ben Elliston <bje@au.ibm.com>
16072 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16073 assignments with memcpy calls.
16074 (add_fdes): Likewise.
16075 (binary_search_unencoded_fdes): Likewise.
16076 (linear_search_fdes): Eliminate type puns.
16078 2009-05-19 Richard Guenther <rguenther@suse.de>
16080 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16081 not falsely claim to have propagated into all uses.
16083 2009-05-19 Ben Elliston <bje@au.ibm.com>
16085 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16088 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16090 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16091 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16092 (TARGET_LEGITIMATE_ADDRESS_P): New.
16093 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16094 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16096 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16099 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16100 child of the containing namespace's DIE.
16102 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16104 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16105 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16106 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16109 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16112 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16113 gen_align with gen_pad.
16114 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16115 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16117 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16118 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16120 * config/i386/i386.md (align): Renamed to ...
16121 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16122 ASM_OUTPUT_MAX_SKIP_PAD.
16124 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16126 * config.gcc: Fix variable syntax.
16129 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16130 before calling exact_log2.
16131 (output_iorsi3): Likewise.
16132 (output_xorsi3): Likewise.
16134 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16136 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16137 for the none zero constant operand except for EQ and NE
16138 comprisons even when the first operand is R0.
16140 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16142 * config/s390/2064.md: Remove trailing whitespaces.
16143 * config/s390/2084.md: Likewise.
16144 * config/s390/constraints.md: Likewise.
16145 * config/s390/fixdfdi.h: Likewise.
16146 * config/s390/libgcc-glibc.ver: Likewise.
16147 * config/s390/s390-modes.def: Likewise.
16148 * config/s390/s390-protos.h: Likewise.
16149 * config/s390/s390.c: Likewise.
16150 * config/s390/s390.h: Likewise.
16151 * config/s390/s390.md: Likewise.
16152 * config/s390/tpf-unwind.h: Likewise.
16154 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16156 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16158 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16161 * configure.ac (m68k-*-*): Check if binutils support TLS.
16162 * configure: Regenerate.
16163 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16164 * config/m68k/constraints.md (Cu): New constraint.
16165 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16166 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16167 (movsi): Handle TLS symbols.
16168 (addsi3_5200): Handle XTLS symbols, indent.
16169 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16170 (m68k_tls_reference_p): Declare.
16171 (m68k_legitimize_address): Declare.
16172 (m68k_unwrap_symbol): Declare.
16173 * config/m68k/m68k.opt (mxtls): New option.
16174 * config/m68k/m68k.c (ggc.h): Include.
16175 (m68k_output_dwarf_dtprel): Implement hook.
16176 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16177 (m68k_expand_prologue): Load GOT pointer when function needs it.
16178 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16179 (m68k_legitimate_constant_address_p): Same.
16180 (m68k_decompose_address): Handle TLS references.
16181 (m68k_get_gp): New static function.
16182 (enum m68k_reloc): New contants.
16183 (TLS_RELOC_P): New macro.
16184 (m68k_wrap_symbol): New static function.
16185 (m68k_unwrap_symbol): New function.
16186 (m68k_final_prescan_insn_1): New static function.
16187 (m68k_final_prescan_insn): New function.
16188 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16190 (legitimize_pic_address): Handle TLS references..
16191 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16192 (m68k_libcall_value_in_a0_p)
16193 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16194 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16195 (m68k_legitimize_tls_address): Handle TLS references.
16196 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16198 (m68k_legitimize_address): Handle TLS symbols.
16199 (m68k_get_reloc_decoration): New static function.
16200 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16202 (m68k_output_dwarf_dtprel): Implement hook.
16203 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16204 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16205 m68k_call_* routines.
16206 (sched_attr_op_type): Handle TLS symbols.
16207 (gt-m68k.h): Include.
16208 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16209 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16211 2009-05-18 Martin Jambor <mjambor@suse.cz>
16213 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16214 (visit_store_addr_for_mod_analysis): New function.
16215 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16216 (determine_cst_member_ptr): Use gimple_assign_single_p.
16217 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16218 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16219 operands. Don't check number of operands of a NOP_EXPR.
16221 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16223 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16225 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16228 * c-common.c (warn_logical_operator): Don't warn if one of
16229 expression isn't always true or false.
16231 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16233 * config/i386/biarch32.h: New file.
16234 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16236 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16238 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16239 *zero_extend<mode>_truncqi): Merge these into ...
16240 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16241 Name the pattern following this as *zero_extendhi_truncqi.
16243 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16245 PR middle-end/39301
16246 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16247 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16248 (output_info): Make field HOST_WIDEST_INT.
16249 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16250 (dump_bitmat_statistics): Same.
16252 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16254 * config.gcc (use_gcc_stdint): Set to wrap.
16255 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16256 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16257 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16258 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16259 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16260 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16261 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16262 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16264 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16266 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16268 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16269 Move definitions earlier.
16270 (OPT_ARCH64, OPT_ARCH32): Define.
16271 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16274 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16277 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16280 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16282 * arm.md (movdi2): Copy non-reg values to DImode registers.
16284 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16287 * final.c (label_to_max_skip): New function.
16288 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16289 CODE_LABEL_NUMBER <= max_labelno.
16290 * output.h (label_to_max_skip): New prototype.
16291 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16292 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16293 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16294 Handle CODE_LABELs with >= 16 byte alignment or with
16295 max_skip == (1 << align) - 1.
16296 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16297 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16300 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16301 .p2align 3 if MAX_SKIP is smaller than 7.
16302 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16304 2009-05-15 Ian Lance Taylor <iant@google.com>
16306 * alias.c (struct alias_set_entry_d): Rename from struct
16307 alias_set_entry. Change all uses.
16308 * except.c (struct call_site_record_d): Rename from struct
16309 call_site_record. Change all uses.
16310 * except.h (struct eh_region_d): Rename from struct eh_region.
16312 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16314 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16315 ivtype_map_elt. Change all uses.
16316 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16318 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16319 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16321 (struct sese_d): Rename from struct sese. Change all uses.
16322 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16323 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16324 * optabs.h (struct optab_d): Rename from struct optab. Change all
16326 (struct convert_optab_d): Rename from struct convert_optab.
16328 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16329 ipa_opt_pass. Change all uses.
16330 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16333 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16334 defined as a typedef.
16335 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16338 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16341 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16343 (merge_ranges): Returns bool.
16344 * tree.h (make_range): .. to here.
16345 (build_range_check): Likewise.
16346 (merge_ranges): Likewise. Renamed from merge_ranges.
16347 * c-typeck.c (parser_build_binary_op): Update calls to
16348 warn_logical_operator.
16349 * c-common.c (warn_logical_operator): Add new warning.
16350 * c-common.h (warn_logical_operator): Update declaration.
16352 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16354 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16356 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16358 * doc/install.texi: Document MPC requirements, flags etc.
16360 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16361 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16362 Evaluate constant arguments.
16363 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16364 (fold_builtin_1): Likewise, also evaluate constant arguments.
16365 Remove superfluous break.
16366 (do_mpc_ckconv): New.
16367 * real.h: Include mpc.h.
16368 * toplev.c (print_version): Output MPC version info if available.
16370 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16372 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16374 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16376 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16379 2009-05-15 Jan Hubicka <jh@suse.cz>
16381 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16382 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16383 (try_inline): Fix return value.
16384 (cgraph_decide_inlining_incrementally): Honor new value.
16385 (cgraph_early_inlining): Handle indirect inlining.
16386 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16388 2009-05-15 Jan Hubicka <jh@suse.cz>
16390 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16391 * cgraphunit.c (cgraph_finalize_function): Set it.
16392 (cgraph_expand_function): Use it.
16394 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16396 * real.c (encode_ieee_half): Define.
16397 (decode_ieee_half): Define.
16398 (ieee_half_format): Define.
16399 (arm_half_format): Define.
16400 * real.h (ieee_half_format): Declare.
16401 (arm_half_format): Declare.
16403 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16405 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16406 swapped, and reversed optabs exist before trying to use them.
16408 2009-05-15 Paul Brook <paul@codesourcery.com>
16409 Sandra Loosemore <sandra@codesourcery.com>
16411 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16412 loads. Allow PRE_DEC.
16413 (output_move_neon): Handle PRE_DEC.
16414 (arm_print_operand): Add 'A' for neon structure loads.
16415 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16416 * config/arm/neon.md (neon_mov): Update comment.
16417 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16419 (Um): New constraint.
16421 2009-05-15 Jan Hubicka <jh@suse.cz>
16423 Revert the following patch until testsuite fallout is fixed:
16424 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16425 * cgraph.h (struct inline_summary): New filed self_wize,
16426 size_inlining_benefit, self_time and time_inlining_benefit.
16427 (struct cgraph_global_info): Replace insns by time ans size fields.
16428 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16429 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16430 (ipcp_update_callgraph): Do not touch function bodies.
16431 * ipa-inline.c: Include except.h
16432 (MAX_TIME): New constant.
16433 (overall_insns): Remove
16434 (overall_size, max_benefit): New static variables.
16435 (cgraph_estimate_time_after_inlining): New function.
16436 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16437 (cgraph_clone_inlined_nodes): Update size.
16438 (cgraph_mark_inline_edge): Update size.
16439 (cgraph_estimate_growth): Use size info.
16440 (cgraph_check_inline_limits): Check size.
16441 (cgraph_default_inline_p): Likewise.
16442 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16443 (cgraph_decide_recursive_inlining): Check size.
16444 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16446 (cgraph_decide_inlining): Likewise.
16447 (cgraph_decide_inlining_incrementally): Likewise; honor
16448 PARAM_EARLY_INLINING_INSNS.
16449 (likely_eliminated_by_inlining_p): New predicate.
16450 (estimate_function_body_sizes): New function.
16451 (compute_inline_parameters): Use it.
16452 * except.c (must_not_throw_labels): New function.
16453 * except.h (must_not_throw_labels): Declare.
16454 * tree-inline.c (init_inline_once): Kill inlining_weigths
16455 * tree-ssa-structalias.c: Avoid uninitialized warning.
16456 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16457 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16458 (PARAM_INLINE_CALL_COST): Remove.
16459 (PARAM_EARLY_INLINING_INSNS): New.
16461 2009-05-15 Richard Guenther <rguenther@suse.de>
16463 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16464 not TODO_update_ssa.
16466 2009-05-15 Richard Guenther <rguenther@suse.de>
16468 PR tree-optimization/39999
16469 * gimple.h (gimple_expr_type): Use the expression type looking
16470 through useless conversions.
16471 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16472 (vn_nary_op_insert_stmt): Likewise.
16473 (simplify_binary_expression): Likewise.
16475 2009-05-15 Richard Guenther <rguenther@suse.de>
16477 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16478 New options, enabled by default.
16479 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16481 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16482 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16483 * tree-ssa-structalias.c (gate_tree_pta): New function.
16484 (pass_build_alias): Use it.
16486 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16488 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16489 recurse on an invariant address if a conversion from a pointer
16490 type to a wider integer type is involved.
16492 2009-05-15 Jan Hubicka <jh@suse.cz>
16494 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16495 * cgraph.h (struct inline_summary): New filed self_wize,
16496 size_inlining_benefit, self_time and time_inlining_benefit.
16497 (struct cgraph_global_info): Replace insns by time ans size fields.
16498 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16499 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16500 (ipcp_update_callgraph): Do not touch function bodies.
16501 * ipa-inline.c: Include except.h
16502 (MAX_TIME): New constant.
16503 (overall_insns): Remove
16504 (overall_size, max_benefit): New static variables.
16505 (cgraph_estimate_time_after_inlining): New function.
16506 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16507 (cgraph_clone_inlined_nodes): Update size.
16508 (cgraph_mark_inline_edge): Update size.
16509 (cgraph_estimate_growth): Use size info.
16510 (cgraph_check_inline_limits): Check size.
16511 (cgraph_default_inline_p): Likewise.
16512 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16513 (cgraph_decide_recursive_inlining): Check size.
16514 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16516 (cgraph_decide_inlining): Likewise.
16517 (cgraph_decide_inlining_incrementally): Likewise; honor
16518 PARAM_EARLY_INLINING_INSNS.
16519 (likely_eliminated_by_inlining_p): New predicate.
16520 (estimate_function_body_sizes): New function.
16521 (compute_inline_parameters): Use it.
16522 * except.c (must_not_throw_labels): New function.
16523 * except.h (must_not_throw_labels): Declare.
16524 * tree-inline.c (init_inline_once): Kill inlining_weigths
16525 * tree-ssa-structalias.c: Avoid uninitialized warning.
16526 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16527 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16528 (PARAM_INLINE_CALL_COST): Remove.
16529 (PARAM_EARLY_INLINING_INSNS): New.
16530 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16531 (inline-call-cost): Remove.
16532 (early-inlining-insns): New.
16534 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16536 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16538 (print_int_cst_bounds_in_octal_p): Likewise.
16539 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16541 * dwarf2out.c (base_type_die): Likewise.
16542 (is_subrange_type): Delete.
16543 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16544 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16545 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16546 if the destination type is boolean.
16547 (build_range_check): Do not special-case subtypes.
16548 (fold_sign_changed_comparison): Likewise.
16549 (fold_unary): Likewise.
16550 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16551 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16552 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16553 * tree.c (subrange_type_for_debug_p): New predicate based on the
16554 former is_subrange_type.
16555 * tree.h (subrange_type_for_debug_p): Declare.
16556 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16557 (convert_affine_scev): Remove call to above function.
16558 (chrec_convert_aggressive): Likewise.
16559 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16560 false for conversions involving subtypes.
16561 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16562 (vrp_val_min): Likewise.
16563 (needs_overflow_infinity): Likewise.
16564 (extract_range_from_unary_expr): Likewise.
16566 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16568 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16569 * config/frv/frv.c: Likewise.
16570 * config/s390/s390.c: Likewise.
16571 * config/sparc/sparc.h: Likewise.
16572 * config/i386/i386.h: Likewise.
16573 * config/i386/i386.c: Likewise.
16574 * config/crx/crx.c: Likewise.
16575 * config/m68hc11/m68hc11.h: Likewise.
16576 * config/iq2000/iq2000.c: Likewise.
16577 * config/mn10300/mn10300.h: Likewise.
16578 * config/mn10300/mn10300.c: Likewise.
16579 * config/m68k/m68k.c: Likewise.
16580 * config/rs6000/rs6000.c: Likewise.
16581 * config/rs6000/xcoff.h: Likewise.
16582 * config/rs6000/linux64.h: Likewise.
16583 * config/rs6000/sysv4.h: Likewise.
16584 * config/score/score3.c: Likewise.
16585 * config/score/score7.c: Likewise.
16586 * config/score/score.c: Likewise.
16587 * config/arm/arm.md: Likewise.
16588 * config/mips/mips.c: Likewise.
16589 * config/mips/mips.md: Likewise.
16590 * config/bfin/bfin.h: Likewise.
16591 * config/pa/pa.c: Likewise.
16592 * config/pa/constraints.md: Likewise.
16594 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16595 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16596 * config/pdp11/pdp11.h: Use memory_address_p instead.
16598 2009-05-14 Ian Lance Taylor <iant@google.com>
16600 * passes.c (finish_optimization_passes): Change i to int.
16601 * plugin.c (plugins_active_p): Change event to int.
16602 (dump_active_plugins): Likewise.
16603 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16605 * tree.c (tree_range_check_failed): Change c to unsigned int.
16606 (omp_clause_range_check_failed): Likewise.
16607 (build_common_builtin_nodes): Change mode to int. Add cast.
16608 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16609 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16611 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16612 ++ or -- with a variable of enum type.
16614 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16617 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16619 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16621 * store-motion.c: Do not include params.h
16622 * Makefile.in: Fix dependencies for various files.
16624 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16626 * auto-inc-dec.c: Fix pass description, remove apparent
16627 accidental duplication.
16629 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16631 PR middle-end/40147
16632 * ipa-utils.h (memory_identifier_string): Moved to ...
16633 * tree.h (memory_identifier_string): Here. Add GTY(()).
16635 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16637 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16638 in the former documentation of...
16639 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16640 * ira-conflicts.c (get_dup_num): Use address_operand.
16641 * targhooks.c (default_legitimate_address_p): New.
16642 * targhooks.h (default_legitimate_address_p): New.
16643 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16645 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16646 * target.h (struct target): Add legitimate_address_p.
16647 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16648 (TARGET_INITIALIZER): Include it.
16650 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16651 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16652 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16653 (TARGET_LEGITIMATE_ADDRESS_P): New.
16655 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16656 (REG_OK_STRICT_P): Delete.
16657 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16658 (frv_legitimate_address_p_1): ... this.
16659 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16660 (frv_legitimate_address_p_1): ... the renamed old
16661 frv_legitimate_address_p.
16662 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16663 (TARGET_LEGITIMATE_ADDRESS_P): New.
16665 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16666 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16667 * config/s390/s390.c (legitimate_address_p): Rename to...
16668 (s390_legitimate_address_p): ... this, make static.
16669 (legitimize_address): Adjust call.
16670 (TARGET_LEGITIMATE_ADDRESS_P): New.
16671 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16673 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16674 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16675 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16676 (TARGET_LEGITIMATE_ADDRESS_P): New.
16678 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16679 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16680 * config/spu/spu.c (spu_legitimate_address): Rename to...
16681 (spu_legitimate_address_p): ... this, make static.
16682 (TARGET_LEGITIMATE_ADDRESS_P): New.
16684 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16685 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16686 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16687 (sparc_legitimate_address_p): ... this, make static and return bool.
16688 (legitimize_address): Adjust call.
16689 (TARGET_LEGITIMATE_ADDRESS_P): New.
16691 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16692 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16693 * config/i386/i386.c (legitimate_address_p): Rename to...
16694 (ix86_legitimate_address_p): ... this, make static.
16695 (constant_address_p): Move after it, adjust call.
16696 (TARGET_LEGITIMATE_ADDRESS_P): New.
16698 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16699 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16700 * config/avr/avr.c (legitimate_address_p): Rename to...
16701 (avr_legitimate_address_p): ... this, make static.
16702 (legitimize_address): Adjust call.
16703 (TARGET_LEGITIMATE_ADDRESS_P): New.
16705 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16706 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16707 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16708 (TARGET_LEGITIMATE_ADDRESS_P): New.
16710 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16711 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16712 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16713 (TARGET_LEGITIMATE_ADDRESS_P): New.
16715 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16716 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16718 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16720 (TARGET_LEGITIMATE_ADDRESS_P): New.
16722 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16723 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16725 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16727 (m68hc11_legitimate_address_p): ... this, make static.
16728 (go_if_legitimate_address_internal): Rename to...
16729 (m68hc11_legitimate_address_p_1): ... this.
16730 (legitimize_address): Adjust call.
16731 (TARGET_LEGITIMATE_ADDRESS_P): New.
16733 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16734 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16735 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16736 (TARGET_LEGITIMATE_ADDRESS_P): New.
16738 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16739 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16740 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16741 (mn10300_legitimate_address_p): ... this, make static.
16742 (TARGET_LEGITIMATE_ADDRESS_P): New.
16744 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16745 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16746 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16747 (TARGET_LEGITIMATE_ADDRESS_P): New.
16749 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16750 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16751 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16752 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16753 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16754 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16755 (rs6000_legitimate_address_p): ... this, make static.
16756 (TARGET_LEGITIMATE_ADDRESS_P): New.
16757 (REG_MODE_OK_FOR_BASE_P): Delete.
16758 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16760 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16761 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16763 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16764 static, adjust types.
16765 (TARGET_LEGITIMATE_ADDRESS_P): New.
16767 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16768 * config/score/score.c (score_address_p): Rename to...
16769 (score_legitimate_address_p): ... this.
16770 (TARGET_LEGITIMATE_ADDRESS_P): New.
16771 * config/score/score3.c (score3_address_p): Rename to...
16772 (score3_legitimate_address_p): ... this.
16773 * config/score/score7.c (score7_address_p): Rename to...
16774 (score7_legitimate_address_p): ... this.
16776 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16777 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16778 GO_IF_LEGITIMATE_ADDRESS): Delete.
16779 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16780 thumb2_legitimate_address_p): Delete.
16781 (arm_legitimate_address_p): Rename to...
16782 (arm_legitimate_address_outer_p): ... this.
16783 * config/arm/constraints.md ("Uq"): Adjust call.
16784 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16785 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16787 (arm_legitimate_address_outer_p): ... this.
16788 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16790 (TARGET_LEGITIMATE_ADDRESS_P): New.
16792 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16793 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16794 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16795 (TARGET_LEGITIMATE_ADDRESS_P): New.
16797 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16798 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16799 * config/vax/vax.c (legitimate_address_p): Rename to...
16800 (vax_legitimate_address_p): ... this, make static.
16801 (TARGET_LEGITIMATE_ADDRESS_P): New.
16803 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16804 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16805 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16806 (TARGET_LEGITIMATE_ADDRESS_P): New.
16808 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16809 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16810 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16811 (mmix_legitimate_address_p): ... this, make static.
16812 (TARGET_LEGITIMATE_ADDRESS_P): New.
16814 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16815 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16816 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16817 (TARGET_LEGITIMATE_ADDRESS_P): New.
16819 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16821 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16822 of MODE_COMPLEX_INT.
16824 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16826 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16827 LCT_NORMAL in function call.
16828 * mips-tdump.c (print_file_desc): Add cast to enum type.
16829 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16830 (mark_stabs): Add casts to enum types.
16831 (parse_stabs_common): Add casts to enum types.
16833 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16835 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16836 Check for invalid values of LETTER.
16838 2009-05-13 Taras Glek <tglek@mozilla.com>
16840 * attribs.c (register_attribute): moved out attribute registration
16841 into register_attribute.
16842 * doc/plugins.texi: Documented register_attribute and
16844 * gcc-plugin.h: Added forward decl for register_attribute.
16845 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16846 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16847 PLUGIN_ATTRIBUTES boilerplate.
16849 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16851 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16852 values even in sentinel and empty entries.
16853 (ms_printf_flag_specs): Likewise.
16854 (ms_scanf_flag_specs): Likewise.
16855 (ms_strftime_flag_specs): Likewise.
16856 (ms_print_char_table): Likewise.
16857 (ms_scan_char_table): Likewise.
16858 (ms_time_char_table): Likewise.
16860 2009-05-13 Doug Kwan <dougkwan@google.com>
16862 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16864 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16866 * config/mips/mips.md (store): Add attributes for QI and HI.
16868 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16869 (truncdi<mode>2): ... this new pattern.
16871 2009-05-13 Brad Hards <bradh@kde.org>
16873 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16875 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16876 Ben Elliston <bje@au.ibm.com>
16878 PR middle-end/40035
16879 * dse.c (check_mem_read_rtx): Guard against width == -1.
16881 2009-05-13 Michael Matz <matz@suse.de>
16883 PR middle-end/39976
16884 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16885 (trivially_conflicts_p): New function.
16886 (insert_backedge_copies): Use it.
16888 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16890 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16891 (handle_stdc_pragma): Use new enum constant names.
16892 (handle_pragma_float_const_decimal64): Ditto.
16894 2009-05-13 Ian Lance Taylor <iant@google.com>
16896 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16899 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16901 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16902 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16904 * config/m68k/m68k.h (FL_UCLINUX): Define.
16906 2009-05-13 Jan Hubicka <jh@suse.cz>
16908 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16910 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16912 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16913 unless -fschedule-insns is specified.
16915 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16918 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16919 TARGET_EXPAND_CBRANCHDI4.
16920 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16921 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16922 (cmpeqdi): Fix comment.
16924 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16926 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16927 (sh_legitimate_address_p): Likewise.
16928 * config/sh/sh.c (sh_legitimate_index_p): New.
16929 (sh_legitimate_address_p): Likewise.
16930 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16931 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16932 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16933 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16934 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16935 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16936 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16937 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16938 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16940 2009-05-12 Jan Hubicka <jh@suse.cz>
16942 * tree-inline.c (estimate_operator_cost): Add operands;
16943 when division happens by constant, it is cheap.
16944 (estimate_num_insns): Loads and stores are not having cost of 0;
16945 EH magic stuff is cheap; when computing runtime cost of switch,
16946 use log2 base of amount of its cases; builtin_expect has cost of 0;
16947 compute cost for moving return value of call.
16948 (init_inline_once): Initialize time_based flags.
16949 * tree-inline.h (eni_weights_d): Add time_based flag.
16951 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16953 * df-core.c: Update head documentation.
16955 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16958 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16959 shadowing exisiting variable op1.
16961 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16964 * config/i386/driver-i386.c (processor_signatures): New enum.
16965 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16966 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16967 processor signature to detect geode processor.
16969 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16973 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16975 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16976 causes spurious differences between trunk and cond-optab branch.
16978 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16980 * dojump.c (compare_from_rtx): Delete.
16981 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16982 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16983 if the comparison does not satisfy the predicate; test predicates for
16984 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16985 further if one existing pattern fails.
16986 * expr.h (compare_from_rtx): Delete.
16987 (prepare_operand): Declare it.
16988 * optabs.c: Change "lib call" to "libcall" throughout.
16989 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16990 HAVE_conditional_trap, emit_cmp_insn): Delete.
16991 (can_compare_p): Delete cmp_optab case.
16992 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16993 Accept other parameters by value.
16994 (prepare_operand): Make non-static.
16995 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16996 other parameters by value. Try to widen operands here based on
16997 an optab_methods argument and looking at cbranch_optab.
16998 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16999 loop. Use cbranch_optab directly.
17000 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17001 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17003 (emit_conditional_move, emit_conditional_add): Inline what's needed
17004 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17005 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17006 with COMPARE. Move cmov_optab and cstore_optab above
17007 with cbranch_optab, move cmp_optab down with ucmp_optab,
17008 remove tst_otpab. Do not initialize trap_rtx.
17009 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17010 for trap code. Do not check HAVE_conditional_trap. Use
17011 prepare_cmp_insn. Accept no predicate for operand 3.
17012 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17013 (OTI_ctrap, ctrap_optab): New.
17014 (tst_optab): Delete.
17015 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17016 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17017 with lookup of ctrap_optab.
17018 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17020 (ctrap_optab): New.
17022 * combine.c (combine_simplify_rtx, simplify_set): Do not
17023 special case comparing against zero for cc0 machines.
17024 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17025 COMPARE on cc0 machines.
17026 (simplify_relational_operation): Return a new expression when
17027 a COMPARE could be removed.
17028 * final.c (final_scan_insn): Compare cc_status values
17029 against LHS of a (compare FOO (const_int 0)) cc0 source.
17030 Also check if cc_status.value is the full compare.
17032 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17033 (cstoreMM4): Document.
17034 (conditional_trap): Document ctrapMM4 instead.
17035 (sync_compare_and_swapMM): Refer to cbranchcc4.
17036 (Dependent Patterns): Eliminate obsolete information referring to
17037 the old jump optimization phase.
17038 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17039 of compares with 0 on cc0 machines.
17040 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17041 avoiding references to cc0. Remove text about storing operands
17043 * doc/tm.texi (Condition Codes): Include blurb on different
17044 condition code representations, separate into subsections for
17045 CC0, MODE_CC and conditional execution.
17047 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17048 alpha_emit_setcc): Accept operands and a machine mode.
17049 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17050 Get code/op0/op1 from operands, use machine mode argument
17051 instead of alpha_compare.fp_p. Emit the branch here.
17052 (alpha_emit_setcc): Likewise, and return boolean.
17053 (alpha_emit_conditional_move): Likewise. Assert that
17054 cmp_op_mode == cmp_mode, and simplify accordingly.
17055 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17056 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17057 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17059 (stack probe test): Use cbranchdi4.
17060 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17062 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17063 * config/arc/arc.h (movsicc, movsfcc): Use it.
17064 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17065 (cbranchsi4, cstoresi4): New.
17066 (cmpsi, bCC and sCC expanders): Remove.
17068 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17069 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17070 * config/arm/predicates.md (arm_comparison_operator): Only include
17071 floating-point operators if there is a hardware floating-point unit.
17072 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17073 deferring to cbranch_cc and cstore_cc respectively.
17074 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17075 cbranch_cc, cstore_cc): New.
17076 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17078 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17080 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17081 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17083 (adjust_insn_length): Adjust calls.
17084 (avr_reorg): Handle (compare (foo) (const_int 0)).
17085 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17086 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17087 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17088 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17090 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17091 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17093 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17094 (cbranchsi4, cstorebi4, cstoresi4): New.
17095 (movbisi): This insn is duplicate, split it to zero_extend.
17096 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17097 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17098 (bfin_optimize_loop): Use cbranch expander.
17099 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17100 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17101 (bfin_bimode_comparison_operator): ... this.
17102 (bfin_direct_comparison_operator): New.
17104 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17105 inside (compare FOO (const_int 0)).
17106 (cris_rtx_costs): Handle ZERO_EXTRACT.
17107 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17108 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17109 (*tstdi_v32): Delete.
17110 (*cmpdi_non_v32): Add M alternative for operand 1.
17111 (cmpsi, cmp<mode>): Make private.
17112 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17114 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17116 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17117 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17118 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17119 (cc_reg_operand): New.
17120 (any_cond): Delete.
17121 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17122 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17123 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17124 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17125 crx_expand_scond): Delete.
17127 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17129 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17130 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17132 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17133 cstoresi4, cstoresf4, cstoredf4): New.
17134 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17135 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17136 Receive the entire operands array.
17137 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17138 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17139 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17140 Get test/op0/op1 from the operands array.
17141 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17143 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17144 (h8300_expand_store): New.
17145 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17147 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17148 (h8300_expand_store): New.
17149 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17150 or do not try to produce (set (cc0) REG).
17151 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17152 change a compare into a move to a scratch register. Disable some
17153 peepholes when comparing with zero.
17154 (tstsi, tsthi, tstsi, cmpqi): Make private.
17156 (bCC, sCC): Delete.
17157 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17160 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17161 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17162 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17163 (ix86_emit_i387_log1p): Use cbranchxf2.
17164 (ix86_expand_setcc): Return void.
17165 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17166 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17167 cmp<MODEF>, cmpcc): Remove.
17168 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17169 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17170 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17171 (sCC and bCC expanders): Remove.
17172 (stack_protect_test): Use cbranchcc4.
17174 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17176 (ia64_expand_compare): Accept three rtx by reference and return void.
17177 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17178 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17179 from *expr. Update *expr with the BImode comparison to do.
17180 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17181 cmptf, bCC, sCC, conditional_trap): Delete.
17182 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17183 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17184 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17185 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17186 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17188 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17189 type of last argument.
17190 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17191 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17192 use machine mode argument instead of branch_type. Remove dead
17193 code for floating-point comparisons.
17194 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17195 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17197 (cbranchsi4, cstoresi4): New.
17198 * config/iq2000/predicates.md (reg_or_const_operand): New.
17200 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17201 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17202 (b<code>_op): Rewrite to...
17203 (bcc_op): ... this, using match_operator.
17204 (s<code>_op): Rewrite to...
17205 (scc_op): ... this, using match_operator.
17206 (s<code>_24_op): Rewrite to...
17207 (scc_op_24): ... this, using match_operator.
17208 (s<code>_<mode>): Rewrite to...
17209 (cstore<mode>4): ... this, using match_operator.
17210 (s<code>_<mode>_24): Rewrite to...
17211 (cstore<mode>4_24): ... this, using match_operator.
17212 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17213 m32c_unpend_compare, m32c_expand_scc): Delete.
17214 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17215 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17216 (m32c_expand_movcc): Change NE to EQ if necessary.
17217 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17219 * config/m32r/m32r-protos.h (gen_cond_store): New.
17220 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17221 (gen_cond_store): New, from sCC patterns.
17222 (m32r_expand_block_move): Use cbranchsi4.
17223 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17224 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17225 (cbranchsi4, cstoresi4): New.
17227 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17229 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17230 (m68hc11_notice_update_cc): Look into a compare with 0.
17231 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17233 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17234 cmphi, cmpqi, bCC): Delete.
17235 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17236 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17237 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17240 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17241 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17242 * config/m68k/constraints.md (H): New.
17243 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17244 the define_insn below.
17245 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17246 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17247 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17248 patterns): Wrap RHS with COMPARE.
17249 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17250 (*cmpdi_internal): Name this pattern.
17251 (cmpdi): Change to define_insn.
17252 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17253 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17254 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17256 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17257 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17258 (conditional_trap): Change to...
17259 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17260 (*conditional_trap): Use the ordered_comparison_operator and
17261 const1_operand predicates.
17262 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17263 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17264 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17265 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17267 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17268 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17269 (mcore_gen_compare): New.
17270 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17271 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17272 (mcore_gen_compare): ... this.
17273 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17274 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17275 (stack probe pattern): Use cbranchsi4.
17277 * config/mips/predicates.md (mips_cstore_operator): New.
17278 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17279 * config/mips/mips.md (any_cond): Delete.
17280 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17282 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17283 fixuns_truncsfdi2): Use cbranch patterns.
17284 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17285 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17286 Adjust call to mips_expand_conditional_branch.
17287 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17289 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17290 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17291 * config/mips/mips.c (cmp_operands): Delete.
17292 (mips_emit_compare): Get comparison operands from *op0/*op1.
17293 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17294 that it succeeds. Use op0/op1 instead of cmp_operands.
17295 (mips_expand_conditional_branch, mips_expand_conditional_move,
17296 mips_expand_conditional_trap): Likewise.
17297 (mips_block_move_loop): Use cbranch patterns.
17298 * config/mips/mips.h (cmp_operands): Delete.
17300 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17301 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17302 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17303 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17304 (*cmpcc_folded): Rename to...
17305 (*cmpdi_folded): this.
17306 (*cmpcc): Rename to...
17308 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17311 (cbranchdf4): New. Handle invalid comparisons here.
17312 * config/mmix/predicates.md (float_comparison_operator): New.
17314 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17315 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17316 * config/mn10300/mn10300.md (tst): Delete.
17317 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17318 Name these patterns and wrap RHS in a compare.
17319 (*cmpsi): Make this pattern private. Include tst.
17320 (*cmpsf): Make this pattern private.
17321 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17322 (compare with zero peepholes): Likewise.
17324 (cbranchsi4, cbranchsf4): New.
17325 (casesi): Use cbranchsi4.
17327 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17328 hppa_branch_type): Delete.
17329 (return_addr_rtx): Use cbranchsi4.
17330 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17331 Emit CCFPmode comparison here.
17332 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17333 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17334 hppa_branch_type): Delete.
17335 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17336 (movsicc, movdicc): Remove references to hppa_compare_op0,
17337 hppa_compare_op1 and compare_from_rtx.
17338 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17339 (casesi): Use cbranchsi4.
17341 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17342 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17343 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17344 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17345 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17347 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17348 (*branch, *branch_inverted): New.
17350 * config/picochip/picochip.md (cbranchhi4): Use
17351 ordered_comparison_operator.
17352 (cmphi, bCC): Remove.
17354 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17355 (trap_comparison_operator): Delete.
17356 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17357 rs6000_emit_cbranch): Accept mode and operands.
17358 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17359 rs6000_compare_fp_p): Delete.
17360 (rs6000_generate_compare): Accept mode and comparison. Extract code
17361 and op0/op1 from there. Replace references to rs6000_compare_op0
17362 and rs6000_compare_op1.
17363 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17364 extract result from passed operands.
17365 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17366 extract loc from passed operands.
17367 (rs6000_emit_cmove): Likewise.
17368 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17369 rs6000_compare_fp_p): Delete.
17370 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17371 (cbranch<GPR>4, cbranch<FP>4): New.
17372 (cstore<mode>4): New. Consolidate here all choices about when to use
17373 portable or specialized sCC sequences.
17374 (stack_protect_test): Use cbranchsi4.
17375 (conditional_trap): Replace with ctrap<GPR>4.
17376 (conditional trap insn): Replace trap_comparison_operator with
17377 ordered_comparison_operator.
17379 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17380 (s390_emit_prologue): Use ctrap.
17381 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17382 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17383 New predicates replacing...
17384 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17385 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17386 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17387 (add<mode>cc): Do not use s390_compare_op0/op1.
17388 (s<code>): Change to...
17389 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17390 (seq): Change to...
17391 (cstorecc4): ... this. Handle EQ or NE equally.
17392 (*sne): Un-privatize for use in cstorecc4.
17393 (b<code>): Change to...
17394 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17395 (conditional_trap): Replace with...
17396 (ctrap<GPR>4, ctrap<FP>4): ... these.
17397 (stack_protect): Use cbranchcc4.
17399 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17400 * config/score/score-protos.h (score_gen_cmp): Delete.
17401 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17402 (score_block_move-loop): Use cbranchsi4.
17403 * config/score/score.md (cbranchsi4): New.
17404 (cmpsi, bCC): Delete.
17405 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17406 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17407 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17408 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17409 * config/score/score3.h (score3_gen_cmp): Delete.
17410 * config/score/score7.h (score7_gen_cmp): Delete.
17412 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17413 (sh_emit_scc_to_t): ... this. Return void.
17414 (from_compare): Rename to...
17415 (sh_emit_compare_and_branch): ... this.
17416 (sh_emit_compare_and_set): New.
17417 (sh_expand_t_scc): Accept operands.
17418 * config/sh/predicates.md (sh_float_comparison_operator): New.
17419 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17420 (prepare_scc_operands): Rename to...
17421 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17423 (sh_emit_cheap_store_flag): New.
17424 (sh_emit_set_t_insn): New.
17425 (from_compare): Rename to...
17426 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17427 handling of TARGET_SH2E floating point to avoid recursive call.
17428 Generate branch here.
17429 (sh_emit_compare_and_set): New.
17430 (sh_expand_t_scc): Get op0/op1 from arguments.
17431 (sh_emit_cheap_store_flag): New.
17432 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17434 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17435 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17436 (movsicc, movdicc): Do nothing when it recreated operands from
17437 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17438 prepare_scc_operands (now sh_emit_scc_to_t).
17439 (udivdi3): Use cstoresi4.
17440 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17441 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17442 (cbranchint4_media, cbranchfp4_media): New.
17443 (casesi): Use cbranchdi4.
17444 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17446 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17447 (movnegt): Remove second operand.
17448 (cbranchsf4, cbranchdf4): New.
17449 (stack_protect): Use cbranchdi4/cbranchsi4.
17451 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17452 (gen_compare_reg): Accept comparison, extract part of it to...
17453 (gen_compare_reg_1): ... this.
17454 (gen_compare_operator): Delete.
17455 (gen_v9_scc): Accept separate destination, comparison code and arms.
17456 Do not use sparc_compare_op0/sparc_compare_op1.
17457 (emit_scc_insn, emit_conditional_branch_insn): New.
17458 (emit_v9_brxx): Make static. Remove useless assertion.
17459 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17461 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17462 * config/sparc/sparc-protos.h (gen_compare_reg,
17463 sparc_emit_float_lib_cmp): Adjust prototype.
17464 (emit_scc_insn, emit_conditional_branch_insn): New.
17465 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17466 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17467 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17468 iterators to the top.
17469 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17470 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17471 snedi_special_trunc): Delete.
17472 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17473 and snedi_special_trunc.
17474 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17475 cbranchdi4, cbranch<F:mode>4): New.
17476 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17477 here. Use gen_compare_reg instead of gen_compare_operator.
17478 (conditional_trap): Replace with...
17479 (ctrapsi4, ctrapdi4): ... this.
17480 (stack_protect_test): Use cbranchcc4.
17482 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17484 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17485 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17486 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17487 from operands[0] or operands[3] depending on is_set.
17488 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17489 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17490 cmpdf, bCC), sCC: Remove.
17491 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17492 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17494 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17495 spu_emit_branch_or_set.
17497 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17499 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17500 xstormy16_compare_op1): Delete.
17501 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17502 xstormy16_compare_op1): Delete.
17503 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17505 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17506 (cmphi, cmpsi, bCC): Remove.
17508 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17509 (*cmpsi): ... this one.
17510 (cbranchsi4, cstoresi4): New.
17511 (bCC expanders): Delete.
17512 (sCC insns): Fold into...
17513 (*setcc): ... this one.
17514 (casesi): Do not use gen_cmpsi and gen_bgtu.
17515 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17516 (movsicc): Simplify.
17517 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17519 * config/vax/vax-protos.h (cond_name): New.
17520 (vax_output_conditional_branch): Remove.
17521 * config/vax/vax.c (cond_name): New.
17522 (vax_output_conditional_branch): Remove.
17523 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17524 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17525 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17526 (bit<VAXint>): Wrap source with (compare).
17527 (b<code> and following unnamed pattern): Rename to *branch and
17528 *branch_reversed. Change macroization to match_operator.
17529 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17531 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17532 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17533 Change last argument to machine_mode.
17534 (xtensa_expand_scc): Add machine_mode argument.
17535 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17536 (gen_conditional_move, xtensa_expand_conditional_branch,
17537 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17538 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17539 Adjust operand numbers.
17540 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17542 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17543 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17544 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17546 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17548 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17549 causes spurious differences between trunk and cond-optab branch.
17551 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17554 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17556 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17558 * tree.c (iterative_hash_pointer): Delete.
17559 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17560 Hash UIDs and versions of SSA names. Don't special-case built-in
17561 function declarations.
17563 2009-05-11 Ian Lance Taylor <iant@google.com>
17566 * graphite.c: Force -Wc++-compat to only be a warning before
17567 #including "cloog/cloog.h".
17569 2009-05-11 Martin Jambor <mjambor@suse.cz>
17571 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17573 2009-05-11 Jan Hubicka <jh@suse.cz>
17575 * tree-ssa-loop-ivcanon.c: Include target.h
17576 (struct loop_size): new structure.
17577 (constant_after_peeling): New predicate.
17578 (tree_estimate_loop_size): New function.
17579 (estimated_unrolled_size): Rewrite for new estimates.
17580 (try_unroll_loop_completely): Use new estimates.
17581 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17583 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17585 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17586 libcpp interface change.
17587 (spu_macro_to_expand): Likewise.
17589 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17591 PR tree-optimization/40026
17592 * gimplify.c (gimplify_init_constructor): Change initial conditional
17593 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17594 optimize_compound_literals_in_ctor.
17596 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17598 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17600 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17602 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17604 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17605 HOST_WIDE_INT for gap.
17607 2009-05-11 Ira Rosen <irar@il.ibm.com>
17609 PR tree-optimization/40074
17610 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17611 account in group size and step comparison.
17613 2009-05-11 Richard Guenther <rguenther@suse.de>
17615 * passes.c (init_optimization_passes): Strip now incorrect comment.
17616 (execute_function_todo): Do not set PROP_alias.
17617 * tree-pass.h (PROP_alias): Remove.
17618 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17619 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17620 * tree-nrv.c (pass_return_slot): Likewise.
17621 * tree-object-size.c (pass_object_sizes): Likewise.
17622 * tree-ssa-dom.c (pass_dominator): Likewise.
17623 (pass_phi_only_cprop): Likewise.
17624 * tree-ssa-dse.c (pass_dse): Likewise.
17625 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17626 (pass_cselim): Likewise.
17627 * tree-ssa-pre.c (pass_pre): Likewise.
17628 (pass_fre): Likewise.
17629 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17630 * tree-ssa-sink.c (pass_sink_code): Likewise.
17631 * tree-stdarg.c (pass_stdarg): Likewise.
17632 * tree-tailcall.c (pass_tail_calls): Likewise.
17633 * tree-vrp.c (pass_vrp): Likewise.
17635 2009-05-10 Ian Lance Taylor <iant@google.com>
17637 * basic-block.h (enum profile_status): Break out of struct
17638 control_flow_graph.
17639 * cgraph.h (struct inline_summary): Break out of struct
17641 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17642 of struct cgraph_order_sort.
17643 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17644 * cse.c (struct branch_path): Break out of struct
17645 cse_basic_block_data.
17646 * except.h (enum eh_region_type): Break out of struct eh_region.
17647 * gcc.c (enum add_del): Break out of struct modify_target.
17648 * genrecog.c (enum decision_type): Break out of struct decision_test.
17649 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17651 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17652 * regmove.c (enum match_use): New enum, broken out of struct match.
17653 * sched-int.h (enum post_call_group): New enum, broken out of
17655 (struct deps_reg): Break out of struct deps.
17656 * target.h (struct asm_int_op): Break out of struct gcc_target.
17657 * tree-eh.c (struct goto_queue_node): Break out of struct
17659 * tree-inline.h (enum copy_body_cge_which): Break out of
17661 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17663 * c-decl.c (in_struct, struct_types): New static variables.
17664 (pushtag): Add loc parameter. Change all callers.
17665 (lookup_tag): Add ploc parameter. Change all callers.
17666 (check_compound_literal_type): New function.
17667 (parser_xref_tag): Add loc parameter. Change all callers. If
17668 -Wc++-compat, warn about struct/union/enum types defined within a
17670 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17671 and loc parameters. Change all callers. Change error calls to
17672 error_at, using loc. For a redefinition, if the location of the
17673 original definition is known, report it. Set in_struct and
17674 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17675 (finish_struct): Add new parameters enclosing_in_struct and
17676 enclosing_struct_types. Change all callers. Set
17677 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17678 in the struct. If in a struct, add this struct to struct_types.
17679 (start_enum): Add loc parameter. Change all callers. Use
17680 error_at for errors, using loc. For a redefinition, if the
17681 location of the original definition is known, report it. If in a
17682 struct, add this enum type to struct_types. If -Wc++-compat warn
17683 if in sizeof, typeof, or alignof.
17684 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17685 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17686 (c_parser_enum_specifier): Get enum location for start_enum.
17687 (c_parser_struct_or_union_specifier): Get struct location for
17688 start_struct. Save in_struct and struct_types status between
17689 start_struct and finish_struct.
17690 (c_parser_cast_expression): Get location of cast.
17691 (c_parser_alignof_expression): Get location of type.
17692 (c_parser_postfix_expression): Likewise.
17693 (c_parser_postfix_expression_after_paren_type): Add type_loc
17694 parameter. Change all callers. Call check_compound_literal_type.
17695 Use type_loc for error about variable size type.
17696 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17697 of an enum constant from an enum type defined in a struct or union.
17698 (c_cast_expr): Add loc parameter. Change all callers. If
17699 -Wc++-compat, warn about defining a type in a cast.
17700 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17701 (start_enum, start_struct, finish_struct): Update declarations.
17702 (parser_xref_tag, c_cast_expr): Update declarations.
17703 (check_compound_literal_type): Declare.
17705 2009-05-11 Ben Elliston <bje@au.ibm.com>
17707 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17708 for recent libcpp interface change.
17709 (rs6000_macro_to_expand): Likewise.
17711 2009-05-10 Michael Matz <matz@suse.de>
17714 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17715 not at entry of function.
17717 2009-05-10 Richard Guenther <rguenther@suse.de>
17719 PR tree-optimization/40081
17721 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17722 using the main variant of the element type. Do not fiddle with
17723 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17725 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17726 structs with volatile fields.
17728 2009-05-10 Jan Hubicka <jh@suse.cz>
17730 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17731 (estimate_move_cost): Assert that it does not get called for
17733 (estimate_num_insns): Skip VOID types in argument handling.
17734 (optimize_inline_calls): Delete unreachable blocks and verify that
17735 callgraph is valid.
17737 2009-05-10 Jan Hubicka <jh@suse.cz>
17739 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17740 * cgraph.c (cgraph_mark_address_taken_node): New function.
17741 (dump_cgraph_node): Dump new flag.
17742 * cgraph.h (struct cgraph_node): Add address_taken.
17743 (cgraph_mark_address_taken_node): New function.
17744 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17745 since new direct calls can be born.
17747 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17749 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17750 tok->val.node.node.
17752 2009-05-10 Jan Hubicka <jh@suse.cz>
17754 PR middle-end/40084
17755 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17757 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17758 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17759 * tree-inline.c (copy_bb): Set frequency correctly.
17760 (fold_marked_statements): Update call to
17761 cgraph_update_edges_for_call_stmt.
17763 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17765 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17766 identifiers in diagnostics.
17767 * config/arm/arm.c (arm_handle_fndecl_attribute,
17768 arm_handle_isr_attribute): Likewise.
17769 * config/avr/avr.c (avr_handle_progmem_attribute,
17770 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17771 * config/bfin/bfin.c (handle_int_attribute,
17772 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17773 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17774 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17776 * config/darwin.c (darwin_handle_kext_attribute,
17777 darwin_handle_weak_import_attribute): Likewise.
17778 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17779 h8300_handle_eightbit_data_attribute,
17780 h8300_handle_tiny_data_attribute): Likewise.
17781 * config/i386/i386.c (ix86_handle_cconv_attribute,
17782 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17783 * config/i386/winnt.c (ix86_handle_shared_attribute,
17784 ix86_handle_selectany_attribute): Likewise.
17785 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17786 * config/m32c/m32c.c (function_vector_handler): Likewise.
17787 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17788 m68hc11_handle_fntype_attribute): Likewise.
17789 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17790 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17791 * config/mips/mips.c (mips_insert_attributes,
17792 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17793 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17794 rs6000_handle_struct_attribute): Likewise.
17795 * config/sh/sh.c (sh_insert_attributes,
17796 sh_handle_resbank_handler_attribute,
17797 sh_handle_interrupt_handler_attribute,
17798 sh2a_handle_function_vector_handler_attribute,
17799 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17801 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17802 * config/spu/spu.c (spu_handle_fndecl_attribute,
17803 spu_handle_vector_attribute): Likewise.
17804 * config/stormy16/stormy16.c
17805 (xstormy16_handle_interrupt_attribute): Likewise.
17806 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17807 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17809 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17811 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17812 (pp_translate_identifiers): New.
17813 (pp_identifier): Only conditionally translate identifier to locale
17815 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17816 (pp_base_tree_identifier): Only conditionally translate identifier
17817 to locale character set.
17818 * c-pretty-print.c (M_): Define.
17819 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17820 fragments for conditional translation with M_.
17821 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17822 identifier translation.
17824 2009-05-10 Richard Guenther <rguenther@suse.de>
17826 PR tree-optimization/40081
17827 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17828 using the main variant of the element type. Do not fiddle with
17829 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17831 2009-05-09 Jan Hubicka <jh@suse.cz>
17833 PR middle-end/40080
17834 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17835 indirect calls; verify cgraph afterwards.
17837 2009-05-09 Jan Hubicka <jh@suse.cz>
17840 * ipa.c (update_inlined_to_pointer): New function.
17841 (cgraph_remove_unreachable_nodes): Use it.
17843 2009-05-09 Jan Hubicka <jh@suse.cz>
17845 * tree-eh.c (struct leh_state): Remove prev_try.
17846 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17847 not track prev_try.
17848 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17849 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17850 remove_eh_handler_and_replace, foreach_reachable_handler,
17851 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17852 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17853 (gen_eh_region_cleanup): Update prototype.
17855 2009-05-09 Jan Hubicka <jh@suse.cz>
17857 PR middle-end/40043
17858 * except.c (copy_eh_region): Always set prev_try.
17859 (redirect_eh_edge_to_label): Find outer try.
17860 (foreach_reachable_handler): When looking for prev try
17861 handle case where previous try is not going to be taken.
17863 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17865 PR tree-optimization/40049
17866 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17867 only vector/vector shifts, convert the type of the constant to the
17868 appropriate type to avoid building incorrect trees, which
17869 eventually have problems with garbage collection.
17871 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17873 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17874 -1 for complex floating-point types if honoring signed zeros.
17876 2009-05-08 Jan Hubicka <jh@suse.cz>
17878 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17879 argument; handle correctly when profile is absent.
17880 (build_cgraph_edges): Update.
17881 (rebuild_cgraph_edges): Update.
17882 * cgraph.c: Do not include varray.h.
17883 (cgraph_set_call_stmt_including_clones): New function.
17884 (cgraph_create_edge_including_clones): Likewise
17885 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17886 (cgraph_update_edges_for_call_stmt): Handle clones.
17887 (cgraph_remove_node): Handle clone tree.
17888 (cgraph_remove_node_and_inline_clones): New function.
17889 (dump_cgraph_node): Dump clone tree.
17890 (cgraph_clone_node): Handle clone tree.
17891 (clone_function_name): Bring here from tree-inline.c.
17892 (cgraph_create_virtual_clone): New function.
17893 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17894 (cgraph_clone_info): New function.
17895 (strut cgraph_node): Add clone_info and new clone tree pointers.
17896 (cgraph_remove_node_and_inline_clones,
17897 cgraph_set_call_stmt_including_clones,
17898 cgraph_create_edge_including_clones,
17899 cgraph_create_virtual_clone): Declare.
17900 (cgraph_function_versioning): Use VEC argument.
17901 (compute_call_stmt_bb_frequency): Update prototype.
17902 (cgraph_materialize_all_clones): New function.
17903 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17904 (ipcp_create_replace_map): Update to VECtors.
17905 (ipcp_update_callgraph): Use virtual clones.
17906 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17907 (ipcp_update_profiling): Do not update local profiling.
17908 (ipcp_insert_stage): Use VECtors and virtual clones.
17909 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17910 (clone_of_p): New function.
17911 (cgraph_preserve_function_body_p): Use clone tree.
17912 (cgraph_optimize): Materialize clones.
17913 (cgraph_function_versioning): Update for VECtors.
17914 (save_inline_function_body): Use clone tree.
17915 (cgraph_materialize_clone): New function.
17916 (cgraph_materialize_all_clones): Likewise.
17917 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17918 * ipa.c: Include gimple.h.
17919 (cgraph_remove_unreachable_nodes): Use clone tree.
17920 * ipa-prop.c (ipa_note_param_call): Update call to
17921 compute_call_stmt_bb_frequencycall.
17922 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17923 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17924 (copy_bb): Handle updating of clone tree; add new edge when new call
17926 (expand_call_inline): Be strict about every call having edge.
17927 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17928 (delete_unreachable_blocks_update_callgraph): New function.
17929 (tree_function_versioning): Use VECtors; always remove unreachable
17930 blocks and fold conditionals.
17931 * tree-inline.h: Do not include varray.h.
17932 (tree_function_versioning): Remove.
17933 * Makefile.in (GTFILES): Remove tree-inline.c
17934 * passes.c (do_per_function): Do only functions having body.
17935 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17938 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17939 Andrew Morrow <acm@google.com>
17942 * c-common.c (c_common_attribute_table): Permit deprecated
17943 attribute to take an optional argument.
17944 (handle_deprecated_attribute): If the optional argument to
17945 __attribute__((deprecated)) is not a string ignore the attribute
17946 and emit a warning.
17948 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17949 * c-typeck.c (build_component_ref): Likewise.
17950 (build_external_ref): Likewise.
17952 * toplev.c (warn_deprecated_use): Add an attribute argument.
17953 Emit the message associated with __attribute__((deprecated)).
17955 * toplev.h (warn_deprecated_use): Updated.
17957 * doc/extend.texi: Document new optional parameter to
17958 __attribute__((deprecated))
17960 2009-05-08 Michael Eager <eager@eagercon.com>
17962 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17963 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17965 2009-05-08 Richard Guenther <rguenther@suse.de>
17967 PR tree-optimization/40062
17968 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17969 Avoid exponential behavior.
17971 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17973 PR rtl-optimization/33928
17975 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17976 process_uses, build_single_def_use_links): New.
17977 (update_df): Update use_def_ref.
17978 (forward_propagate_into): Use get_def_for_use instead of use-def
17980 (fwprop_init): Call build_single_def_use_links and let it initialize
17982 (fwprop_done): Free use_def_ref.
17983 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17984 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17985 df_rd_simulate_one_insn): New.
17986 (df_rd_bb_local_compute_process_def): Update head comment.
17987 (df_chain_create_bb): Use the new RD simulation functions.
17988 * df.h (df_rd_simulate_artificial_defs_at_top,
17989 df_rd_simulate_one_insn): New.
17990 * opts.c (decode_options): Enable fwprop at -O1.
17991 * doc/invoke.texi (-fforward-propagate): Document this.
17993 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17996 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17997 and one complex operand specially.
17998 * tree-complex.c (some_nonzerop): Do not identify a real value as
17999 zero if flag_signed_zeros.
18001 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18003 PR rtl-optimization/33928
18004 * loop-invariant.c (record_use): Fix && vs. || mishap.
18006 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18008 PR rtl-optimization/33928
18009 * loop-invariant.c (struct use): Add addr_use_p.
18010 (struct def): Add n_addr_uses.
18011 (struct invariant): Add cheap_address.
18012 (create_new_invariant): Set cheap_address.
18013 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18014 (record_uses): Pass df_ref to record_use.
18015 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18018 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18020 * config/sh/sh.c: Do not include c-pragma.h.
18022 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18024 * config/spu/spu.c: Remove include of c-common.h.
18026 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18029 * c-common.h (mark_valid_location_for_stdc_pragma,
18030 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18031 clear_float_const_decimal64, float_const_decimal64_p): New.
18032 * c.opt (Wunsuffixed-float-constants): New.
18033 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18034 unsuffixed float constant, handle new warning.
18035 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18036 * c-decl.c (c_scope): New flag float_const_decimal64.
18037 (set_float_const_decimal64, clear_float_const_decimal64,
18038 float_const_decimal64_p): New.
18039 (push_scope): Set new flag.
18040 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18041 to use STDC pragmas.
18042 (c_parser_external_declaration): Ditto.
18043 (c_parser_compound_statement_nostart): Ditto.
18044 * c-pragma.c (valid_location_for_stdc_pragma,
18045 mark_valid_location_for_stdc_pragma,
18046 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18047 handle_pragma_float_const_decimal64): New.
18048 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18049 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18050 set_float_const_decimal64, clear_float_const_decimal64,
18051 float_const_decimal64_p): New dummy functions.
18052 * doc/extend.texi (Decimal Float): Remove statement that the
18053 pragma, and suffix for double constants, are not supported.
18054 * doc/invoke.texi (Warning Options): List new option.
18055 (-Wunsuffixed-float-constants): New.
18057 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18059 * config/i386/i386.c: Do not include c-common.h.
18061 2009-05-07 Mark Heffernan <meheff@google.com>
18063 * doc/invoke.texi (Debugging Options): Document change of debugging
18065 * opts.c (decode_options): Make dump_base_name relative to
18066 aux_base_name directory.
18068 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18070 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18071 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18073 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18075 * Makefile.in (install-plugin): Simplify a bit.
18077 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18079 * Makefile.in (OBJS-common): Add regcprop.o.
18081 * timevar.def (TV_CPROP_REGISTERS): New.
18082 * regrename.c (regrename_optimize): Return 0.
18083 (rest_of_handle_regrename): Delete.
18084 (pass_rename_registers): Point to regrename_optimize.
18085 (struct value_data_entry, struct value_data,
18086 kill_value_one_regno, kill_value_regno, kill_value,
18087 set_value_regno, init_value_data, kill_clobbered_value,
18088 kill_set_value, kill_autoinc_value, copy_value,
18089 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18090 replace_oldest_value_reg, replace_oldest_value_addr,
18091 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18092 debug_value_data, validate_value_data): Move...
18093 * regcprop.c: ... here.
18094 (rest_of_handle_cprop): Delete.
18095 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18097 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18099 PR middle-end/40057
18100 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18101 GEN_INT for 1 << bitnum.
18102 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18103 build_int_cst_type.
18105 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18107 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18108 Remove wrong description of "nand" operation.
18110 2009-05-06 Richard Guenther <rguenther@suse.de>
18111 Adam Nemet <anemet@caviumnetworks.com>
18113 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18114 comment. Add that if LHS is not a gimple register, then RHS1 has
18115 to be a single object (GIMPLE_SINGLE_RHS).
18117 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18119 * expr.c (get_def_for_expr): Move it up in the file.
18120 (store_field): When expanding a bit-field store, look at the
18121 defining gimple stmt for the masking conversion.
18123 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18125 PR middle-end/39986
18126 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18127 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18128 32-bit memcpy into long.
18130 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18132 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18133 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18135 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18136 instead of appending DW_OP_deref*.
18138 2009-05-06 Michael Matz <matz@suse.de>
18140 PR middle-end/40021
18141 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18142 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18144 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18146 * Makefile.in (install-plugin): Fix srcdir handling.
18148 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18150 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18151 when processing for not_regs_needed bitmap.
18152 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18153 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18154 handling it for rhs.
18156 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18158 * config/i386/i386.md (unnamed inc/dec peephole): Use
18159 optimize_insn_for_size_p instead of optimize_size.
18160 * config/i386/predicates.md (incdec_operand): Likewise.
18161 (aligned_operand): Likewise.
18162 * config/i386/sse.md (divv8sf3): Likewise.
18163 (sqrtv8sf2): Likewise.
18165 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18167 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18169 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18171 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18173 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18174 ssemodesuffixf2c with avxmodesuffixf2c.
18176 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18179 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18181 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18183 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18184 (struct tree_base): Adjust spacing for 8 bit boundaries.
18185 (struct tree_decl_common): Add decl_by_reference_flag bit.
18186 (DECL_BY_REFERENCE): Adjust.
18187 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18188 print DECL_BY_REFERENCE bit.
18189 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18190 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18191 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18192 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18195 PR middle-end/39666
18196 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18197 range of the type, but default label is missing, add it with one
18198 of the existing labels instead of adding a new label for it.
18200 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18204 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18206 * Makefile.in (enable_plugin, plugin_includedir): New.
18207 (install): Depend on install-plugin.
18208 (PLUGIN_HEADERS): New.
18209 (install-plugin): New.
18210 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18212 2009-05-05 Richard Guenther <rguenther@suse.de>
18214 PR tree-optimization/40022
18215 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18217 (phivn_valid_p): Fix tuplification error, simplify.
18218 (phiprop_insert_phi): Add dumps.
18219 (propagate_with_phi): Simplify.
18221 2009-05-05 Richard Guenther <rguenther@suse.de>
18223 PR middle-end/40023
18224 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18226 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18228 * tree.h (strip_float_extensions): Remove duplicate declaration.
18229 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18230 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18231 block_ultimate_origin): Rearrange the declarations line to match the
18232 comment that indicates the .c file which the functions are defined.
18233 (dwarf2out_*, set_decl_rtl): Add comment.
18234 (get_base_address): Adjust comment.
18235 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18236 declarations line and add comment.
18237 (is_builtin_name): Add blank after function name, for clarity.
18239 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18241 * attribs.c (decl_attributes): Use %qE for identifiers in
18243 * cgraphunit.c (verify_cgraph_node): Translate function names to
18244 locale character set in diagnostics.
18245 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18247 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18248 Document that functions are named in UTF-8.
18249 * expr.c (expand_expr_real_1): Translate function names to locale
18250 character set in diagnostics.
18251 * gimplify.c (omp_notice_variable, omp_is_private,
18252 gimplify_scan_omp_clauses): Use %qE for identifiers in
18254 * langhooks.c (lhd_print_error_function): Translate function names
18255 to locale character set.
18256 * langhooks.h (decl_printable_name): Document that return value is
18257 in internal character set.
18258 * stmt.c: Include pretty-print.h
18259 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18261 (resolve_operand_name_1): Translate named operand name to locale
18263 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18265 * toplev.c (announce_function): Translate function names to locale
18267 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18268 (default_tree_printer): Use pp_identifier or translate identifiers
18269 to locale character set. Mark "<anonymous>" for translation.
18270 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18271 for identifiers in diagnostics.
18272 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18274 * varasm.c (output_constructor): Use %qE for identifiers in
18277 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18279 * configure.ac: use ` ` instead of $()
18280 * configure: Regenerate.
18282 2009-05-05 Ben Elliston <bje@au.ibm.com>
18284 * config/pa/linux-atomic.c: Eliminate conditional include of
18285 errno.h on non-LP64 systems to simplify build requirements.
18287 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18289 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18291 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18292 and pass value to identifier_to_locale.
18293 (warn_variable_length_array): Make name a tree.
18294 (grokdeclarator): Separate diagnostic texts for named and unnamed
18295 declarators. Use %qE for named declarators.
18296 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18298 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18299 identifiers in diagnostics.
18300 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18301 identifier_to_locale. Mark "anonymous" strings for translation.
18303 2009-05-04 Michael Eager <eager@eagercon.com>
18305 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18306 address for DImode/DFmode only if double-precision FP regs.
18308 2009-05-04 Michael Eager <eager@eagercon.com>
18310 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18311 TARGET_SINGLE_FLOAT check.
18313 2009-05-04 Michael Eager <eager@eagercon.com>
18315 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18317 2009-05-04 Michael Eager <eager@eagercon.com>
18319 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18320 * config/rs6000/t-xilinx: New
18322 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18324 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18325 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18326 * gcc/explow.c (memory_address): Use target hook.
18327 * gcc/targhooks.c (default_legitimize_address): New.
18328 * gcc/targhooks.h (default_legitimize_address): New.
18329 * gcc/target.h (legitimize_address): New.
18330 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18331 (TARGET_INITIALIZER): Include it.
18332 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18334 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18335 * config/bfin/bfin.c (legitimize_address): Remove.
18336 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18337 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18339 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18340 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18342 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18343 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18344 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18345 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18346 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18347 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18348 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18349 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18350 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18351 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18352 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18353 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18354 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18355 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18356 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18357 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18358 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18359 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18360 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18361 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18362 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18363 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18364 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18366 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18367 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18368 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18369 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18370 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18371 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18372 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18373 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18374 (thumb_legitimize_address): Delete.
18375 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18376 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18377 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18378 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18379 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18380 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18382 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18385 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18386 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18387 * config/m32r/m32r.c (m32r_legitimize_address): New.
18388 * config/m68k/m68k.c (m68k_legitimize_address): New.
18389 * config/score/score.c (score_legitimize_address): Standardize.
18390 * config/score/score3.c (score3_legitimize_address): Standardize.
18391 * config/score/score3.h (score3_legitimize_address): Adjust.
18392 * config/score/score7.c (score7_legitimize_address): Standardize.
18393 * config/score/score7.h (score7_legitimize_address): Adjust.
18394 * config/sh/sh.c (sh_legitimize_address): New.
18395 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18397 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18398 (s390_legitimize_address): ... this.
18399 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18400 (sparc_legitimize_address): ... this.
18401 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18402 (ix86_legitimize_address): ... this.
18403 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18404 (avr_legitimize_address): ... this.
18405 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18406 (mn10300_legitimize_address): ... this.
18407 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18408 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18409 (alpha_expand_mov): Adjust call.
18411 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18412 * config/spu/spu.c (spu_legitimize_address): Likewise.
18413 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18414 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18416 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18418 * intl.c (locale_encoding, locale_utf8): New.
18419 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18420 * intl.h (locale_encoding, locale_utf8): Declare.
18421 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18422 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18424 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18426 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18427 (pp_base_tree_identifier): Declare as function.
18428 (identifier_to_locale): Declare.
18429 * Makefile.in (pretty-print.o): Update dependencies.
18430 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18432 2009-05-04 Richard Guenther <rguenther@suse.de>
18434 PR middle-end/40015
18435 * builtins.c (fold_builtin_memory_op): Do not decay to element
18436 type if the size matches the whole array.
18438 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18440 * expmed.c (synth_mult): When trying out a shift, pass the result
18443 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18445 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18446 (shiftsub1_cost): New.
18447 (init_expmed): Compute shiftsub1_cost.
18448 (synth_mult): Optimize multiplications by constants of the form
18449 -(2^^m-1) for some constant positive integer m.
18451 2009-05-03 Richard Guenther <rguenther@suse.de>
18454 * c-typeck.c (array_to_pointer_conversion): Do not built
18455 ADDR_EXPRs of arrays of pointer-to-element type.
18456 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18457 up wrong ADDR_EXPRs after-the-fact.
18458 * c-common.c (strict_aliasing_warning): Strip pointer
18459 conversions for obtaining the original type.
18460 * builtins.c (fold_builtin_memset): Handle array types.
18461 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18464 2009-05-03 Richard Guenther <rguenther@suse.de>
18466 PR middle-end/23329
18467 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18468 Do not lose casts from array types with unknown extent to array
18469 types with known extent.
18470 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18471 alias set compatibility.
18473 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18475 * flags.h (extra_warnings): Delete.
18476 * toplev.c (process_options): Handle Wuninitialized here.
18477 * opts.c (extra_warnings): Delete.
18478 (set_Wextra): Delete.
18479 (common_handle_option): -Wextra can be handled automatically.
18480 * c-opts.c (c_common_handle_option): Delete obsolete code.
18481 (c_common_post_options): Simplify comment.
18482 * common.opt (W): Add Var.
18484 (Wuninitialized): Initialize to -1.
18486 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18487 Richard Guenther <rguenther@suse.de>
18489 * expr.c (get_def_for_expr): New function.
18490 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18491 SSA rather than trees.
18492 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18493 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18495 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18497 * c-common.c (reswords): Add _Imaginary.
18498 * c-common.c (enum rid): Add RID_IMAGINARY.
18500 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18502 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18503 Patch by Richard Guenther.
18505 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18507 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18508 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18509 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18510 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18511 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18512 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18513 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18514 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18515 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18516 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18517 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18518 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18519 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18520 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18521 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18522 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18523 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18524 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18526 2009-05-02 Richard Guenther <rguenther@suse.de>
18528 PR tree-optimization/39940
18529 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18532 2009-05-02 Richard Guenther <rguenther@suse.de>
18534 PR middle-end/40001
18535 * tree-ssa.c (execute_update_addresses_taken): Properly check
18536 if we can mark a variable DECL_GIMPLE_REG_P.
18537 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18538 back to the end of the function.
18539 (is_gimple_reg_type): Remove complex type special casing.
18540 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18543 2009-05-02 Ben Elliston <bje@au.ibm.com>
18545 * doc/collect2.texi (Collect2): Document search path behaviour
18546 when configured with --with-ld.
18548 2009-05-02 Jan Hubicka <jh@suse.cz>
18550 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18551 parameter; update callers.
18552 (coalesce_cost_edge): EH edges are costier because they needs
18553 splitting even if not critical and even more costier when there are
18554 multiple EH predecestors.
18556 2009-05-02 Jan Hubicka <jh@suse.cz>
18558 * except.c (remove_eh_handler_and_replace): Handle updating after
18559 removing TRY blocks.
18561 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18563 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18565 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18567 * varasm.c: Do not include c-pragma.h.
18568 * attribs.c: Do not incude c-common.h.
18570 2009-05-01 Michael Matz <matz@suse.de>
18572 * calls.c (initialize_argument_information): Handle SSA names like
18573 decls with a non MEM_P DECL_RTL.
18575 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18577 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18578 * ipa-utils.c: Likewise.
18579 * ipa-type-escape.c: Likewise.
18580 * cgraphunit.c Do not include c-common.h.
18581 * ipa-pure-const.c: Likewise.
18582 * tree-if-conv.c: Likewise.
18583 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18584 * ipa-struct-reorg.c: Likewise.
18585 * tree-nomudflap.c: Likewise.
18586 * tree-ssa-structalias.c: Likewise.
18588 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18590 * store-motion.c: Many cleanups to make this pass a first-class
18591 citizen instead of an appendix to gcse load motion. Add TODO list
18592 to make this pass faster/cleaner/better.
18594 (struct ls_expr): Post gcse.c-split cleanups.
18595 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18596 "stores" field to "avail_stores".
18597 (pre_ldst_mems): Rename to store_motion_mems.
18598 (pre_ldst_table): Rename to store_motion_mems_table.
18599 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18600 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18601 (ldst_entry): Rename to st_expr_entry, update users.
18602 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18603 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18604 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18606 (first_ls_expr): Rename to first_st_expr, update users.
18607 (next_ls_expr): Rename to next_st_expr, update users.
18608 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18609 fields properly for store motion instead of names inherited from load
18611 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18612 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18615 (ae_kill): Rename to st_kill, update users.
18616 (ae_gen): Rename to st_avloc, update users.
18617 (transp): Rename to st_transp, update users.
18618 (pre_insert_map): Rename to st_insert_map, update users.
18619 (pre_delete_map): Rename to st_delete_map, update users.
18620 (insert_store, build_store_vectors, free_store_memory,
18621 one_store_motion_pass): Update for abovementioned changes.
18623 (gcse_subst_count, gcse_create_count): Remove.
18624 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18625 and "n_stores_created", local variables.
18627 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18630 (regvec, compute_store_table_current_insn): Remove.
18631 (reg_set_info, reg_clear_last_set): Remove.
18632 (compute_store_table): Use DF caches instead of local dataflow
18635 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18637 * c-objc-common.c (c_tree_printer): Print identifiers with
18638 pp_identifier, not pp_string. Mark "({anonymous})" for
18640 * c-pretty-print.c (pp_c_ws_string): New.
18641 (pp_c_cv_qualifier, pp_c_type_specifier,
18642 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18643 pp_c_storage_class_specifier, pp_c_function_specifier,
18644 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18645 pp_c_primary_expression, pp_c_postfix_expression,
18646 pp_c_unary_expression, pp_c_shift_expression,
18647 pp_c_relational_expression, pp_c_equality_expression,
18648 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18649 use pp_string and pp_c_ws_string in place of pp_identifier and
18650 pp_c_identifier for non-identifiers. Mark English strings for
18652 * c-pretty-print.h (pp_c_ws_string): Declare.
18654 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18655 Roland McGrath <roland@redhat.com>
18657 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18658 (ENABLE_LD_BUILDID): New configuration option.
18659 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18660 (LINK_BUILDID_SPEC): New macro.
18661 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18663 * doc/install.texi: Document --enable-linker-build-id option.
18664 * configure: Rebuild.
18665 * config.in: Rebuild.
18667 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18669 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18670 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18671 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18672 MIPS_GP_SAVE_AREA_SIZE.
18673 * config/mips/mips.c (struct mips_frame_info): Update comment
18674 before arg_pointer_offset and hard_frame_pointer_offset.
18675 (mips_compute_frame_info): Update diagram before function: to
18676 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18677 indicate the position of frame_pointer_rtx with -fstack-protector and
18678 to show args_size. Don't allocate cprestore area for leaf functions
18679 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18681 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18683 2009-04-30 Michael Matz <matz@suse.de>
18685 PR tree-optimization/39955
18686 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18688 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18690 * ira.c (setup_cover_and_important_classes): Use safe macro
18691 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18693 * genpreds.c (write_tm_preds_h): Output suitable definition of
18694 REG_CLASS_FOR_CONSTRAINT.
18696 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18698 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18700 * bitmap.c (bitmap_descriptor): Likewise.
18701 * ggc-common.c (loc_descriptor): Likewise.
18702 * varray.c (varray_descriptor): Likewise.
18703 * vec.c (vec_descriptor): Likewise.
18705 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18707 * Makefile.in (dce.o): Add $(EXCEPT_H).
18708 * dce.c: Include except.h and delete redundant vector definitions.
18709 (deletable_insn_p): Return false for non-call insns that can throw
18712 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18714 * gcse.c (ae_gen): Remove.
18715 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18716 and make non-static function to make it available in store-motion.c.
18717 Update call sites with search-and-replace.
18718 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18719 extract_mentioned_regs, extract_mentioned_regs_helper,
18720 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18721 store_killed_in_insn, store_killed_after, store_killed_before,
18722 build_store_vectors, insert_insn_start_basic_block, insert-store,
18723 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18724 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18725 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18726 * store-motion.c: ...new file. Also copy data structures from gcse.c
18727 and clean up to remove parts not used by store motion.
18728 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18729 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18731 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18734 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18735 when optimizing for size.
18737 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18739 * gcse.c (gcse_constant_p): Fix typo in last change.
18741 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18743 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18745 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18747 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18749 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18751 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18752 CONST_HIGH_PART result.
18754 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18756 * config/avr/avr.c (initial_elimination_offset): Rename to
18757 avr_initial_elimination_offset.
18758 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18759 change return type to bool.
18760 (avr_can_eliminate): New function.
18761 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18762 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18763 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18764 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18765 avr_initial_elimination_offset.
18766 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18767 (avr_initial_elimination_offset): Define.
18769 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18770 Steven Bosscher <steven@gcc.gnu.org>
18772 PR rtl-optimization/39938
18773 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18774 * cfgrtl.c: Include insn-attr.h.
18775 (rest_of_pass_free_cfg): New function.
18776 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18777 * resource.c (init_resource_info): Remove call to df_analyze.
18779 2009-04-29 Richard Guenther <rguenther@suse.de>
18782 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18783 allow conversion to signed integers.
18785 2009-04-29 Richard Guenther <rguenther@suse.de>
18787 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18788 shifts of floating point vectors if the shift amount is
18789 a constant multiple of the element size.
18791 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18792 Michael Matz <matz@suse.de>
18794 PR middle-end/39927
18796 * tree-outof-ssa.c (emit_partition_copy): New function.
18797 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18798 insert_part_to_rtx_on_edge): Perform the partition base var
18799 copy using emit_partition_copy.
18800 (insert_value_copy_on_edge): Convert constants to the right mode.
18801 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18802 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18804 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18806 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18807 scan backwards to try to find a constant to initialize it.
18809 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18810 insn before the loop_end instruction, don't look past labels.
18812 2009-04-29 Richard Guenther <rguenther@suse.de>
18814 PR middle-end/39937
18815 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18816 loose type conversions.
18817 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18818 stmts only if there are no uses of its definition.
18820 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18822 * config/bfin/bfin.h (splitting_loops): Declare.
18823 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18824 Reorder bit definitions to be ascending.
18825 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18826 * config/bfin/bfin.c (splitting_loops): New variable.
18827 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18828 (struct loop_info): Remove members INIT and LOOP_INIT.
18829 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18830 the LSETUP sequence. Allow LC to be loaded from any register, but
18831 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18832 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18834 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18835 of reload_completed.
18838 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18840 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18842 * Makefile.in (PLUGIN_VERSION_H): New.
18843 (OBJS-common): Remove plugin-version.o.
18844 (plugin.o): Depend on (PLUGIN_VERSION_H).
18845 (plugin-version.o): Remove.
18846 * configure: Regenerate
18847 * configure.ac: Create plugin-version.h.
18848 * gcc-plugin.h (plugin_gcc_version): Remove.
18849 (plugin_default_version_check): Change signature.
18850 * plugin-version.c: Remove.
18851 * plugin.c: Include plugin-version.h.
18852 (str_plugin_gcc_version_name): Remove.
18853 (try_init_one_plugin): Pass gcc version to plugin_init.
18854 (plugin_default_version_check): Both gcc and plugin versions are now
18857 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18859 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18860 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18861 Remove special case testing for last insn of inner loops. Don't fail
18862 if the loop ends with a jump, emit an extra nop instead.
18864 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18865 DREGS rather than comparing directly. Remove code that tries to
18866 account for latencies.
18868 2009-04-29 Richard Guenther <rguenther@suse.de>
18870 PR tree-optimization/39941
18871 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18872 eliminating an indirect call.
18874 2009-04-29 Richard Guenther <rguenther@suse.de>
18876 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18877 parameter. Allow invariants as base if !require_lvalue.
18878 (verify_gimple_assign_single): Adjust.
18880 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18882 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18883 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18884 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18885 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18886 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18888 * config/bfin/bfin.c (bfin_expand_builtin,
18889 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18891 2009-04-28 Richard Guenther <rguenther@suse.de>
18893 * tree-vect-loop.c (get_initial_def_for_induction): Use
18894 correct types for pointer increment.
18896 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18898 * toplev.c (print_version): Update GMP version string calculation.
18900 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18902 PR rtl-optimization/39938
18903 * resource.c (init_resource_info): Add call to df_analyze.
18905 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18907 * config/alpha/alpha.md (usegp): Cast the result of
18908 alpha_find_lo_sum_using_gp to enum attr_usegp.
18909 * config/alpha/alpha.c (override_options): Remove end-of-structure
18910 marker element from cpu_table. Use array size of cpu_table to handle
18911 -mcpu and -mtune options.
18912 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18914 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18916 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18917 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18918 tune_32 and tune_64.
18919 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18920 support on PowerPC.
18921 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18922 * config/rs6000/option-defaults.h: ... here. New file.
18923 (OPT_64, OPT_32): Define.
18924 (MASK_64BIT): Define to 0 if not already defined.
18925 (OPT_ARCH64, OPT_ARCH32): Define.
18926 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18929 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18931 * config/arm/arm.c (arm_override_options): Emit error on using
18934 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18936 PR rtl-optimization/39914
18937 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18938 registers for allocnos created from user-defined variables only
18939 when not optimizing.
18941 2009-04-28 Richard Guenther <rguenther@suse.de>
18943 PR middle-end/39937
18944 * fold-const.c (fold_binary): Use distribute_real_division only
18947 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18949 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18950 add hpux-stdint.h to tm_file.
18951 (hppa[12]*-*-hpux11*): Ditto.
18952 (ia64*-*-hpux*): Ditto.
18953 * config/hpux-stdint.h: New.
18954 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18955 __STDC_EXT__ for all compiles.
18956 * config/pa/pa-hpux.h: Ditto.
18957 * config/pa/pa-hpux10.h: Ditto.
18958 * config/pa/pa-hpux11.h: Ditto.
18960 2009-04-28 Catherine Moore <clm@codesourcery.com>
18962 * debug.h (set_name): Add comment.
18964 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18967 * config/darwin.c (machopic_gen_offset): Check
18968 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18969 * config/arm/arm.c (require_pic_register): Likewise.
18971 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18973 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18974 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18975 m32c_promote_prototypes): Delete.
18977 2009-04-28 Michael Matz <matz@suse.de>
18979 PR middle-end/39922
18980 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18983 2009-04-28 Richard Guenther <rguenther@suse.de>
18985 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18987 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18989 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18990 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18991 * config/arm/arm-tune.md: Regenerate.
18993 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18995 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18996 block if there are complex incoming edges.
18997 (sel_merge_blocks): Remove useless assert.
18998 (sel_redirect_edge_and_branch): Check that edge was redirected.
18999 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19000 (sel_find_rgns): Delete declaration.
19001 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19002 the region when it is not a preheader.
19004 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19007 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19009 2009-04-28 Richard Guenther <rguenther@suse.de>
19011 * tree.h (SSA_NAME_VALUE): Remove.
19012 (struct tree_ssa_name): Remove value_handle member.
19013 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19014 array for jump threading.
19015 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19017 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19018 * tree-flow.h (threadedge_initialize_values): Declare.
19019 (threadedge_finalize_values): Likewise.
19020 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19021 (SSA_NAME_VALUE): Define.
19022 (threadedge_initialize_values): New function.
19023 (threadedge_finalize_values): Likewise.
19024 * tree-ssa-dom.c (ssa_name_values): New global variable.
19025 (SSA_NAME_VALUE): Define.
19026 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19028 2009-04-28 Ira Rosen <irar@il.ibm.com>
19030 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19031 Use REPORT_VECTORIZED_LOCATIONS instead
19032 REPORT_VECTORIZED_LOOPS.
19033 * tree-vectorizer.c (vect_verbosity_level): Make static.
19034 (vect_loop_location): Rename to vect_location.
19035 (vect_set_verbosity_level): Update comment.
19036 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19038 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19039 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19040 instead REPORT_UNVECTORIZED_LOOPS.
19041 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19042 and vect_loop_def to vect_external_def and vect_internal_def.
19043 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19044 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19045 REPORT_UNVECTORIZED_LOCATIONS.
19046 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19047 and vect_used_in_loop and to vect_unused_in_scope and
19048 vect_used_in_scope.
19049 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19050 (vect_verbosity_level): Remove declaration.
19051 (vect_analyze_operations): Likewise.
19052 (vect_analyze_stmt): Declare.
19053 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19054 REPORT_UNVECTORIZED_LOCATIONS.
19055 (vect_get_loop_niters): Fix indentation.
19056 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19057 (vect_analyze_loop_operations): New function.
19058 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19059 vect_analyze_operations.
19060 (vect_is_simple_reduction): Use new names.
19061 (vectorizable_live_operation, vect_transform_loop): Likewise.
19062 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19063 to specify whether the data references can be a part of interleaving
19065 (vect_analyze_data_ref_dependence): Use new names.
19066 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19067 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19068 * tree-vect-patterns.c (widened_name_p): Use new names.
19069 (vect_recog_dot_prod_pattern): Likewise.
19070 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19071 (process_use, vect_mark_stmts_to_be_vectorized,
19072 vect_model_simple_cost, vect_model_store_cost,
19073 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19074 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19075 vectorizable_operation, vectorizable_type_demotion,
19076 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19077 vectorizable_condition): Likewise.
19078 (vect_analyze_operations): Split into vect_analyze_loop_operations
19080 (vect_analyze_stmt): ... new function.
19081 (new_stmt_vec_info): Use new names.
19082 (vect_is_simple_use): Use new names and fix comment.
19083 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19084 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19086 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19089 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19090 and integer modes for x87 operands. Do not ICE for unsupported size,
19091 generate error instead. Generate error for unsupported operand types.
19092 ['z']: Do not handle HImode memory operands specially. Warning
19093 for floating-point operands. Fallthru to 'Z' for unsupported operand
19094 types. Do not ICE for unsupported size, generate error instead.
19095 (output_387_binary_op): Use %Z to output operands.
19096 (output_fp_compare): Ditto.
19097 (output_387_reg_move): Ditto.
19099 2009-04-28 Ben Elliston <bje@au.ibm.com>
19104 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19106 * builtins.c (c_strlen): Do not warn here.
19107 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19108 * c-common.c (pointer_int_sum): Take an explicit location.
19109 Warn about offsets out of bounds.
19110 * c-common.h (pointer_int_sum): Adjust declaration.
19112 2009-04-27 Ian Lance Taylor <iant@google.com>
19114 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19116 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19117 * df-core.c (df_set_flags): Change return type to int. Change
19118 type of old_flags to int.
19119 (df_clear_flags): Likewise.
19120 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19121 (df_get_conditional_uses): Likewise.
19122 * df.h (df_set_flags, df_clear_flags): Update declarations.
19123 * dwarf2out.c (struct indirect_string_node): Change type of form
19124 field to enum dwarf_form.
19125 (AT_string_form): Change return type to enum dwarf_form.
19126 * fixed-value.c (fixed_compare): Add cast to enum type.
19127 * fwprop.c (update_df): Change 0 to VOIDmode.
19128 * gensupport.c: Change 0 to UNKNOWN.
19129 * gimple.h (gimple_cond_code): Add cast to enum type.
19130 * haifa-sched.c (reemit_notes): Add cast to enum type.
19131 * hooks.c (hook_int_void_no_regs): Remove function.
19132 * hooks.h (hook_int_void_no_regs): Remove declaration.
19133 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19134 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19135 * real.c (real_arithmetic): Add cast to enum type.
19136 (real_compare): Likewise.
19137 * target.h (struct gcc_target): Change return type of
19138 branch_target_register_class to enum reg_class.
19139 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19140 default_branch_target_register_class.
19141 * targhooks.c (default_branch_target_register_class): New function.
19142 * targhooks.h (default_branch_target_register_class): Declare.
19143 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19144 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19146 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19148 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19149 vect_uninitialized_def. Change 0 to ERROR_MARK.
19150 * tree-vect-stmts.c (supportable_widening_operation): Don't
19151 initialize icode1 and icode2.
19152 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19153 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19155 (cmn_err_flag_specs): Change 0 to STD_C89.
19156 (cmn_err_char_table): Likewise.
19157 * config/arm/arm.c (get_arm_condition_code): Change type of code
19158 to enum arm_cond_code.
19159 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19160 (IWMMXT_BUILTIN2): Likewise.
19161 (neon_builtin_type_bits): Don't define typedef.
19162 (neon_builtin_datum): Change type of bits field to int.
19163 (arm_expand_neon_args): Add cast to enum type.
19164 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19166 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19167 casts to enum type.
19168 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19170 * config/mips/mips.md (jal_macro): Return enum constant.
19171 (single_insn): Likewise.
19172 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19174 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19175 casts to enum type.
19176 * config/s390/s390.c (s390_tune_flags): Change type to int.
19177 (s390_arch_flags): Likewise.
19178 (s390_handle_arch_option): Change flags field of struct pta to int.
19179 * config/s390/s390.h (s390_tune_flags): Update declaration.
19180 (s390_arch_flags): Likewise.
19181 * config/sh/sh.c (prepare_move_operands): Compare
19182 tls_symbolic_operand result with enum constant.
19183 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19184 (sh_expand_prologue): Add cast to enum type.
19185 (sh_expand_epilogue): Likewise.
19186 (tls_symbolic_operand): Change return type to enum tls_model.
19187 (fpscr_set_from_mem): Add cast to enum type.
19188 (legitimize_pic_address): Compare tls_symbolic_operand result with
19190 (sh_target_reg_class): Change return type to enum reg_class.
19191 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19193 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19194 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19195 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19196 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19197 (delayed_branch, tls_call_delay): Likewise.
19198 (eligible_for_sibcall_delay): Likewise.
19199 (eligible_for_return_delay): Likewise.
19200 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19201 (spu_expand_builtin_1): Likewise.
19203 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19204 for all types of conversions.
19205 (output_init_element): Issue -Wc++-compat warning if needed when
19206 initializing a bitfield with enum type.
19207 * c-parser.c (c_parser_expression): Set original_type to
19208 original_type of right hand operand of comma operator.
19210 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19212 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19214 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19215 * doc/cpp.texi (Standard Predefined Macros)
19216 (Implementation-defined behavior): Likewise.
19217 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19218 * doc/gimple.texi (GIMPLE Exception Handling)
19219 (@code{GIMPLE_ASSIGN}): Likewise.
19220 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19221 * doc/invoke.texi (Warning Options, Optimize Options)
19222 (AVR Options, Darwin Options): Likewise.
19223 (Optimize Options): Reformulate -fwhole-program description.
19224 * doc/loop.texi (Lambda): Likewise.
19225 * doc/md.texi (Output Template, Define Constraints)
19226 (Standard Names, Insn Splitting): Likewise.
19227 * doc/options.texi (Option properties): Likewise.
19228 * doc/passes.texi (Tree-SSA passes): Likewise.
19229 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19230 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19231 (File Names and DBX): Likewise.
19232 * doc/trouble.texi (Incompatibilities): Likewise.
19234 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19236 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19237 instruction is correct.
19239 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19241 Allow non-constant arguments to conversion intrinsics.
19242 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19243 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19244 * spu.c (print_operand): Handle 'v' and 'w'.
19245 (exp2_immediate_p, spu_gen_exp2): Define.
19246 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19247 spu_convtf_1): Update parameter descriptions.
19248 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19249 * constraints.md ('v', 'w'): New.
19250 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19252 (i2f, I2F): New define_mode_attr.
19253 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19254 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19255 fixuns_truncv4sfv4si2): Update to use mode attribute.
19256 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19257 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19258 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19259 patterns for combine.
19261 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19263 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19264 (cprop, hoist, pre, store_motion): New debug counters.
19265 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19266 is not an RTL pass anymore.
19267 (pass_profiling): Remove extern decl for pass removed in 2005.
19268 (pass_gcse, pass_jump_bypass): Remove.
19269 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19270 to 0 for clean state.
19271 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19272 * cse.c (gate_handle_cse_after_global_opts,
19273 rest_of_handle_cse_after_global_opts): New functions.
19274 (pass_cse_after_global_opts): New pass, does local CSE.
19275 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19276 (TV_CPROP): New timevar.
19277 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19278 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19279 (gcse_main, recompute_all_luids): Remove.
19280 (compute_hash_table_work): Call max_reg_num instead of reading
19282 (cprop_jump): Don't set run_jump_opt_after_gcse.
19283 (constprop_register): Always allow to alter jumps.
19284 (cprop_insn): Likewise.
19285 (do_local_cprop): Likewise.
19286 (local_cprop_pass): Likewise. Return non-zero if something changed.
19287 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19288 (find_implicit_sets): Add note about missed optimization opportunity.
19289 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19290 pass_rtl_cprop execute function.
19291 Don't bother tracking the pass number, each pass gets its own dumpfile
19293 Always allow to alter jumpsand bypass jumps.
19294 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19295 will just find no suitable set.
19296 (pre_edge_insert): Fix dumping, this function is for PRE only.
19297 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19298 pass_rtl_pre execute function.
19299 (hoist_code): Return non-zero if something changed. Keep track of
19300 substitutions and insertions for statistics gathering similar to PRE.
19301 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19302 called from the pass_rtl_hoist execute function. Show pass statistics.
19303 (compute_store_table): Use max_reg_num directly instead of using the
19304 formerly global max_gcse_regno.
19305 (build_store_vectors): Likewise.
19306 (replace_store_insn): Fix dumping.
19307 (store_motion): Rename to ...
19308 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19309 pass, called from the pass_rtl_store_motion execute function. Keep
19310 track of substitutions and insertions for statistics gathering similar
19312 (bypass_jumps): Remove, fold interesting bits into ...
19313 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19314 from the pass_rtl_cprop execute function.
19315 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19316 pass_jump_bypass): Remove.
19317 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19318 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19319 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19320 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19321 (gate_rtl_store_motion, execute_rtl_store_motion,
19322 pass_rtl_store_motion): New.
19323 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19324 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19325 * passes.c (init_optimization_passes): Remove pass_gcse and
19326 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19327 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19328 instead of pass_jump_bypass.
19330 2009-04-27 Richard Guenther <rguenther@suse.de>
19332 PR middle-end/39928
19333 * gimplify.c (gimplify_expr): If we are required to create
19334 a temporary make sure it ends up as register.
19336 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19339 * config/i386/i386.c (construct_container): Don't call
19340 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19341 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19343 2009-04-27 Michael Matz <matz@suse.de>
19345 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19346 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19347 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19348 (dump_replaceable_exprs): Take a bitmap.
19349 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19351 (expand_gimple_basic_block): Likewise.
19352 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19353 replaceable_expressions member a bitmap.
19354 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19355 (mark_replaceable): Likewise.
19356 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19357 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19359 2009-04-27 Richard Guenther <rguenther@suse.de>
19361 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19362 (verify_stmts): Dispatch to gimple/type verification code.
19363 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19364 issue with call argument types.
19366 2009-04-27 Michael Matz <matz@suse.de>
19368 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19369 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19372 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19373 Eric Botcazou <ebotcazou@adacore.com>
19375 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19376 a label's basic block.
19377 (mark_target_live_regs): Tidy and rework obsolete comments.
19378 Change back DF problem to LIVE. If a label starts a basic block,
19379 assume that all registers that used to be live then still are.
19380 (init_resource_info): If a label starts a basic block, set its
19381 BLOCK_FOR_INSN accordingly.
19382 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19384 2009-04-27 Richard Guenther <rguenther@suse.de>
19386 * tree-flow-inline.h (function_ann): Remove.
19387 (get_function_ann): Likewise.
19388 * tree-dfa.c (create_function_ann): Remove.
19389 * tree-flow.h (struct static_var_ann_d): Remove.
19390 (struct function_ann_d): Likewise.
19391 (union tree_ann_d): Remove fdecl member.
19392 (function_ann_t): Remove.
19393 (function_ann, get_function_ann, create_function_ann): Remove
19396 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19398 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19400 2009-04-27 Jan Hubicka <jh@suse.cz>
19402 * ipa-pure-const.c (struct funct_state_d): New fields
19403 state_previously_known, looping_previously_known; remove
19404 state_set_in_source.
19405 (analyze_function): Use new fields.
19406 (propagate): Avoid assumption that state_set_in_source imply
19409 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19410 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19411 * cfgloop.h (finite_loop_p): Declare.
19413 2009-04-26 Michael Matz <matz@suse.de>
19415 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19417 2009-04-26 Michael Matz <matz@suse.de>
19419 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19420 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19421 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19422 pass_mark_used_blocks): Remove.
19423 * tree-optimize.c (pass_free_datastructures,
19424 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19425 * passes.c (init_optimization_passes): Don't call
19426 pass_mark_used_blocks, remove dead code.
19428 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19430 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19431 * tree-ssa-live.h (register_ssa_partition): Likewise.
19433 2009-04-26 Michael Matz <matz@suse.de>
19436 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19437 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19438 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19440 (compare_pairs): Swap cost comparison.
19441 (coalesce_ssa_name): Don't use change_partition_var.
19442 * tree-nrv.c (struct nrv_data): Add modified member.
19443 (finalize_nrv_r): Set it.
19444 (tree_nrv): Use it to update statements.
19445 (pass_nrv): Require PROP_ssa.
19446 * tree-mudflap.c (mf_decl_cache_locals,
19447 mf_build_check_statement_for): Use make_rename_temp.
19448 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19449 * alias.c (find_base_decl): Handle SSA names.
19450 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19451 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19452 * rtl.h (set_reg_attrs_for_parm): Declare.
19453 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19454 to "optimized", remove unused locals at finish.
19455 (execute_free_datastructures): Make global, call
19456 delete_tree_cfg_annotations.
19457 (execute_free_cfg_annotations): Don't call
19458 delete_tree_cfg_annotations.
19460 * ssaexpand.h: New file.
19461 * expr.c (toplevel): Include ssaexpand.h.
19462 (expand_assignment): Handle SSA names the same as register variables.
19463 (expand_expr_real_1): Expand SSA names.
19464 * cfgexpand.c (toplevel): Include ssaexpand.h.
19465 (SA): New global variable.
19466 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19467 (SSAVAR): New macro.
19468 (set_rtl): New helper function.
19469 (add_stack_var): Deal with SSA names, use set_rtl.
19470 (expand_one_stack_var_at): Likewise.
19471 (expand_one_stack_var): Deal with SSA names.
19472 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19473 before unique numbers.
19474 (expand_stack_vars): Use set_rtl.
19475 (expand_one_var): Accept SSA names, add asserts for them, feed them
19476 to above subroutines.
19477 (expand_used_vars): Expand all partitions (without default defs),
19478 then only the local decls (ignoring those expanded already).
19479 (expand_gimple_cond): Remove edges when jumpif() expands an
19480 unconditional jump.
19481 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19482 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19484 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19485 members of SA; deal with PARM_DECL partitions here; expand
19486 all PHI nodes, free tree datastructures and SA. Commit instructions
19487 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19488 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19489 info and statements at start, collect garbage at finish.
19490 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19491 (VAR_ANN_PARTITION) Remove.
19492 (change_partition_var): Don't declare.
19493 (partition_to_var): Always return SSA names.
19494 (var_to_partition): Only accept SSA names.
19495 (register_ssa_partition): Only check argument.
19496 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19498 (delete_var_map): Don't free it.
19499 (var_union): Only accept SSA names, simplify.
19500 (partition_view_init): Mark only useful SSA names as used.
19501 (partition_view_fini): Only deal with SSA names.
19502 (change_partition_var): Remove.
19503 (dump_var_map): Use ssa_name instead of partition_to_var member.
19504 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19506 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19507 (struct _elim_graph): New member const_dests; nodes member vector of
19509 (set_location_for_edge): New static helper.
19510 (create_temp): Remove.
19511 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19512 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19513 (new_elim_graph): Allocate const_dests member.
19514 (clean_elim_graph): Truncate const_dests member.
19515 (delete_elim_graph): Free const_dests member.
19516 (elim_graph_size): Adapt to new type of nodes member.
19517 (elim_graph_add_node): Likewise.
19518 (eliminate_name): Likewise.
19519 (eliminate_build): Don't take basic block argument, deal only with
19520 partition numbers, not variables.
19521 (get_temp_reg): New static helper.
19522 (elim_create): Use it, deal with RTL temporaries instead of trees.
19523 (eliminate_phi): Adjust all calls to new signature.
19524 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19525 (rewrite_trees): Only do checking.
19526 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19527 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19528 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19529 contains_tree_r, MAX_STMTS_IN_LATCH,
19530 process_single_block_loop_latch, analyze_edges_for_bb,
19531 perform_edge_inserts): Remove.
19532 (expand_phi_nodes): New global function.
19533 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19534 functions, initialize new parameter, remember partitions having a
19536 (finish_out_of_ssa): New global function.
19537 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19538 don't reset in_ssa_p here, don't disable TER when mudflap.
19539 (pass_del_ssa): Remove.
19540 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19542 (execute_free_datastructures): Declare.
19543 * Makefile.in (SSAEXPAND_H): New variable.
19544 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19545 * basic-block.h (commit_one_edge_insertion): Declare.
19546 * passes.c (init_optimization_passes): Move pass_nrv and
19547 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19548 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19549 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19550 (redirect_branch_edge): Deal with super block when expanding, split
19551 out jump patching itself into ...
19552 (patch_jump_insn): ... here, new static helper.
19554 2009-04-26 Michael Matz <matz@suse.de>
19556 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19557 beyond num_ssa_names.
19558 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19559 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19561 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19563 PR inline-asm/39543
19564 * fwprop.c (forward_propagate_asm): New function.
19565 (forward_propagate_and_simplify): Propagate also into __asm, if it
19566 doesn't increase the number of referenced registers.
19569 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19571 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19573 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19574 note_nonlocal_vla_type for nonlocal VLAs.
19575 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19576 contains_remapped_vars, remap_vla_decls): New functions.
19577 (convert_nonlocal_reference_stmt): If not optimizing, call
19578 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19579 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19580 if it wasn't found in var_map.
19581 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19582 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19583 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19585 * gimplify.c (nonlocal_vlas): New variable.
19586 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19588 (gimplify_body): Create and destroy nonlocal_vlas.
19590 * dwarf2out.c (loc_descr_plus_const): New function.
19591 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19592 mem_loc_descriptor, loc_descriptor_from_tree_1,
19593 descr_info_loc, gen_variable_die): Use it.
19595 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19596 !TREE_STATIC VAR_DECLs.
19597 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19598 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19599 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19600 DECL_BY_REFERENCE is valid.
19601 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19602 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19603 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19604 Copy DECL_BY_REFERENCE.
19605 (struct nesting_copy_body_data): New type.
19606 (nesting_copy_decl): New function.
19607 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19608 if they have variable length.
19610 2009-04-26 Michael Matz <matz@suse.de>
19612 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19613 mark new temporaries for renaming.
19615 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19618 * c-decl.c (global_bindings_p): Return negative value.
19619 (c_variable_size): New. Based on variable_size from
19621 (grokdeclarator): Call c_variable_size not variable_size.
19623 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19625 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19627 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19629 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19630 Redefine it to just use mingw/include.
19631 (ASM_SPEC): Rules for -m32 and -m64.
19632 (LINK_SPEC): Use Likewise.
19633 (SPEC_32): New define.
19634 (SPEC_64): Likewise.
19635 (SUB_LINK_SPEC): Likewise.
19636 (MULTILIB_DEFAULTS): New define.
19637 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19638 Add multilib options.
19639 (MULTILIB_DIRNAMES): Likewise.
19640 (MULTILIB_OSDIRNAMES): Likewise.
19641 (LIBGCC): Likewise.
19642 (INSTALL_LIBGCC): Likewise.
19644 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19647 * c-tree.h (enum c_inline_static_type): New.
19648 (record_inline_static): Declare.
19649 * c-decl.c (struct c_inline_static, c_inline_statics,
19650 record_inline_static, check_inline_statics): New.
19651 (pop_file_scope): Call check_inline_statics.
19652 (start_decl): Call record_inline_static instead of pedwarning
19653 directly for static in inline function.
19654 * c-typeck.c (build_external_ref): Call record_inline_static
19655 instead of pedwarning directly for static referenced in inline
19658 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19660 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19661 not new but only being rescanned.
19662 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19663 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19664 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19665 record_set_info, compute_set, grealloc): Remove.
19666 (recompute_all_luids): New function.
19667 (gcse_main): Don't compute sets, and don't do related memory
19668 allocations/free-ing. If something changed before the end of the
19669 pass, update LUIDs using recompute_all_luids.
19670 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19671 (free_gcse_mem): Don't free it either.
19672 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19673 Use the df insn LUIDs.
19674 (load_killed_in_block): Likewise.
19675 (compute_hash_table_work): Don't compute reg_set_in_block.
19676 (compute_transp): Use DF_REG_DEF_CHAINs.
19677 (local_cprop_pass): Don't use compute_sets and related functions.
19678 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19679 Use get_max_uid() instead of max_cuid.
19680 (insert_insn_end_basic_block, pre_insert_copy_insn,
19681 update_ld_motion_stores): Don't try to
19682 keep reg_set tables up to date.
19683 (pre_insert_copies): Use df insn LUIDs.
19684 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19685 (reg_set_info): Don't use extra bitmap argument.
19686 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19687 information to compute regs_set_in_block.
19688 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19689 (bypass_jumps): Don't use compute_sets and friends.
19691 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19694 * opts.c (undocumented_msg): Do not leave blank even with
19697 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19699 * c-decl.c (build_enumerator): Allow values folding to integer
19700 constants but not integer constant expressions with a pedwarn if
19703 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19706 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19707 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19708 type is an integer constant.
19710 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19713 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19716 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19719 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19720 with variably modified return type and no storage class
19721 specifiers, except for the case of nested functions. Distinguish
19722 extern declarations of functions with variably modified return
19723 types from those of objects with variably modified types.
19725 2009-04-25 Jan Hubicka <jh@suse.cz>
19727 * tree.c (list_equal_p): New function.
19728 * tree.h (list_equal_p): Declare.
19729 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19730 basic_block_def, basic_block, const_basic_block): New.
19731 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19732 (redirect_eh_edge): New function.
19733 (make_eh_edge_update_phi): EH edges are not abnormal.
19734 * except.c: Include tree-flow.h.
19735 (list_match): New function.
19736 (eh_region_replaceable_by_p): New function.
19737 (replace_region): New function.
19738 (hash_type_list): New function.
19739 (hash_eh_region): New function.
19740 (eh_regions_equal_p): New function.
19741 (merge_peers): New function.
19742 (remove_unreachable_regions): Verify EH tree when checking;
19744 (copy_eh_region_1): New function.
19745 (copy_eh_region): New function.
19746 (push_reachable_handler): New function.
19747 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19748 regions without label but with live RESX.
19749 * except.h (redirect_eh_edge_to_label): New.
19750 * tree-flow.h (redirect_eh_edge): New.
19751 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19752 basic_block_def, basic_block, const_basic_block): Remove.
19753 * Makefile.in (except.o): Add dependency on tree-flow.h
19754 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19755 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19758 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19761 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19762 on the destination of memcpy.
19764 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19766 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19767 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19768 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19770 2009-04-25 Jan Hubicka <jh@suse.cz>
19772 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19773 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19774 to be reached by different label than left.
19775 (update_eh_edges): Update comment; remove edge_to_remove if possible
19776 and return true if suceeded.
19777 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19778 (cleanup_eh): Compute sharing map.
19779 * except.c (remove_eh_handler_and_replace): Add argument if we should
19781 (remove_unreachable_regions): Update for label sharing.
19782 (label_to_region_map): Likewise.
19783 (get_next_region_sharing_label): New function.
19784 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19786 (remove_eh_handler): Update.
19787 (remove_eh_region_and_replace_by_outer_of): New function.
19788 * except.h (struct eh_region): Add next_region_sharing_label.
19789 (remove_eh_region_and_replace_by_outer_of,
19790 get_next_region_sharing_label): Declare.
19791 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19793 2009-04-25 Jan Hubicka <jh@suse.cz>
19795 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19796 insert code even if they are not critical.
19798 2009-04-25 Jan Hubicka <jh@suse.cz>
19800 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19801 (gimple_can_remove_branch_p): EH edges won't remove branch by
19803 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19804 updating of non-abnormal EH edges.
19805 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19806 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19807 (split_critical_edges): Split also edges where emitting code on them
19808 will lead to splitting later.
19810 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19811 H.J. Lu <hongjiu.lu@intel.com>
19814 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19815 the configured assembler supports fildq and fistpq mnemonics.
19816 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19817 * configure: Regenerated.
19818 * config.in: Ditto.
19820 * config/i386/i386.c (print_operand): Handle 'Z'.
19821 ['z']: Remove handling of special fild/fist suffixes.
19822 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19823 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19824 suffix of fild insn.
19825 (*floatsi<mode>2_vector_mixed): Ditto.
19826 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19827 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19828 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19829 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19830 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19832 2009-04-25 Ben Elliston <bje@au.ibm.com>
19834 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19835 the source of a set operation.
19837 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19839 * target.h (struct gcc_target): Add case_values_threshold field.
19840 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19841 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19842 * targhooks.c (default_case_values_threshold): New function.
19843 * targhooks.h (default_case_values_threshold): Declare function.
19844 * stmt.c (expand_case): Use case_values_threshold target hook.
19845 * expr.h (case_values_threshold): Remove declartation.
19846 * expr.c (case_values_threshold): Remove function.
19847 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19849 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19850 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19851 (avr_case_values_threshold): Declare as static.
19852 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19854 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19855 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19856 (mn10300_case_values_threshold): New function.
19858 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19860 * ira.c (setup_cover_and_important_classes): Add enum cast.
19862 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19864 * genpreds.c (write_enum_constraint_num): Output definition of
19865 CONSTRAINT_NUM_DEFINED_P macro.
19866 * ira.c (setup_cover_and_important_classes): Use
19867 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19869 2009-04-24 DJ Delorie <dj@redhat.com>
19871 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19872 __SH2A_SINGLE_ONLY__ also.
19874 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19876 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19877 (movdf_internal): Ditto.
19878 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19879 SFmode and DFmode constants.
19880 (ia64_print_operand): Add 'G' format for printing
19881 floating point constants.
19883 2009-04-24 Richard Guenther <rguenther@suse.de>
19885 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19886 from unsigned additions.
19888 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19890 * c-typeck.c (set_init_index): Allow array designators that are
19891 not integer constant expressions with a pedwarn if pedantic.
19893 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19895 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19896 zero if no overlap in nonzero bits between the operands.
19898 2009-04-24 Ian Lance Taylor <iant@google.com>
19900 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19901 (record_dead_and_set_regs): Likewise.
19902 * df.h (struct df_mw_hardreg): Change flags field to int.
19903 (struct df_base_ref): Likewise.
19904 (struct df): Change changeable_flags field to int.
19905 * df-scan.c (df_defs_record): Change clobber_flags to int.
19906 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19907 constants rather than #define macros.
19908 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19909 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19910 (enum dwarf_calling_convention): Likewise.
19911 (enum dwarf_line_number_x_ops): Likewise.
19912 (enum dwarf_call_frame_info): Likewise.
19913 (enum dwarf_source_language): Likewise.
19914 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19915 (add_calling_convention_attribute): Likewise.
19916 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19917 (combine_comparisons): Change compcode to int. Add cast to enum type.
19918 * genrecog.c (maybe_both_true_2): Change c to int.
19919 (write_switch): Likewise. Add cast to enum type.
19920 * gimplify.c (gimplify_omp_for): Handle return values from
19921 gimplify_expr using MIN rather than bitwise or.
19922 (gimplify_expr): Add cast to enum type.
19923 * ipa-prop.c (update_jump_functions_after_inlining): Change
19924 IPA_BOTTOM to IPA_JF_UNKNOWN.
19925 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19926 Add casts to enum type.
19927 (setup_cover_and_important_classes): Change cl to int. Add casts
19929 (setup_class_translate): Change cl and mode to int.
19930 (ira_init_once): Change mode to int.
19931 (free_register_move_costs): Likewise.
19932 (setup_prohibited_mode_move_regs): Add casts to enum type.
19933 * langhooks.c (add_builtin_function_common): Rework assertion that
19934 value fits bitfield.
19935 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19936 * omega.c (omega_do_elimination): Avoid math on enum types.
19937 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19938 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19939 int local to handle integral_argment value.
19940 * regmove.c (try_auto_increment): Change PUT_MODE to
19942 * reload.c (push_secondary_reload): Add casts to enum type.
19943 (secondary_reload_class, find_valid_class): Likewise.
19944 * reload1.c (emit_input_reload_insns): Likewise.
19945 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19946 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19947 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19949 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19950 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19952 (expand_complex_libcall): Add casts to enum type.
19953 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19954 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19955 with ERROR_MARK, not NUM_TREE_CODES.
19956 (vect_create_epilog_for_reduction): Likewise.
19957 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19958 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19959 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19961 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19962 vect_unused_in_loop. Change 0 to loop_vect.
19963 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19964 * var-tracking.c (get_init_value): Change return type to enum
19966 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19967 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19969 (arm_override_options): Add casts to enum type.
19970 (arm_emit_tls_decoration): Likewise.
19971 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19973 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19974 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19975 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19977 * config/s390/s390.c (code_for_builtin_64): Change to array of
19979 (code_for_builtin_31): Likewise.
19980 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19982 * config/sparc/sparc.c (sparc_override_options): Change value
19983 field in struct code_model to enum cmodel. In initializer change
19984 0 to NULL and add cast to enum type.
19986 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19987 Change all callers. Issue a -Wc++-compat warning using
19988 lhs_origtype if necessary.
19989 (convert_for_assignment): Issue -Wc++-compat warnings about
19990 invalid conversions to enum type on assignment.
19991 * c-common.h (build_modify_expr): Update declaration.
19993 2009-04-24 Nick Clifton <nickc@redhat.com>
19995 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19996 (function_arg_advance): Likewise.
19997 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20000 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20002 * config/s390/constraints.md ('I', 'J'): Fix condition.
20004 2009-04-24 Diego Novillo <dnovillo@google.com>
20006 * gengtype-parse.c (parse_error): Add newline after message.
20008 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20010 * config/i386/sse.md (avxmodesuffixs): Removed.
20011 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20012 (*avx_pinsr<ssevecsize>): This.
20014 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20016 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20017 follow chains of regs with a single definition, and allow expressions
20018 that are function_invariant_p.
20019 (simple_rhs_p): Allow expressions that are function_invariant_p.
20021 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20023 PR middle-end/39867
20024 * fold-const.c (fold_cond_expr_with_comparison): When folding
20025 > and >= to MAX, make sure the MAX uses the same type as the
20026 comparison's operands.
20028 2009-04-24 Nick Clifton <nickc@redhat.com>
20030 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20031 addressing for DImode accesses.
20032 (frv_print_operand_address): Handle PLUS case.
20033 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20035 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20037 PR rtl-optimization/39794
20038 * alias.c (canon_true_dependence): Add x_addr argument.
20039 * rtl.h (canon_true_dependence): Adjust prototype.
20040 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20041 * cselib.c (cselib_invalidate_mem): Likewise.
20042 * gcse.c (compute_transp): Likewise.
20043 * dse.c (scan_reads_nospill): Likewise.
20044 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20045 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20046 canon_base_addr of the group, plus optional offset.
20047 (struct group_info): Rename canon_base_mem to
20049 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20050 canon_rtx of base_mem.
20052 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20054 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20055 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20057 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20059 * config/spu/spu-builtins.h: Delete file.
20061 * config/spu/spu.h (enum spu_builtin_type): Move here from
20063 (struct spu_builtin_description): Likewise. Add GTY marker.
20064 Do not use enum spu_function_code or enum insn_code.
20065 (spu_builtins): Add extern declaration.
20067 * config/spu/spu.c: Do not include "spu-builtins.h".
20068 (enum spu_function_code, enum spu_builtin_type_index,
20069 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20070 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20071 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20072 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20073 (spu_builtin_types): Make static. Add GTY marker.
20074 (spu_builtins): Add extern declaration with GTY marker.
20075 Include "gt-spu.h".
20077 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20078 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20079 Check programmatically whether all parameters are scalar.
20081 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20083 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20085 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20086 assignment from the constructor either if the target is volatile.
20088 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20090 * config/arm/arm.md (insv): Do not share operands[0].
20092 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20094 * config/vxlib-tls.c (active_tls_threads): Delete.
20095 (delete_hook_installed): New.
20096 (tls_delete_hook): Don't delete the delete hook.
20097 (tls_destructor): Delete it here.
20098 (__gthread_set_specific): Adjust installing the delete hook.
20099 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20100 __gthread_leave_tsd_dtor_context.
20102 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20104 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20106 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20108 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20110 (alpha_rtx_costs): Ditto.
20111 (emit_unlikely_jump): Use add_reg_note.
20112 (emit_frame_store_1): Ditto.
20113 (alpha_expand_prologue): Ditto.
20114 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20115 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20117 2009-04-23 Nick Clifton <nickc@redhat.com>
20119 * config/v850/v850.md (epilogue): Remove suppressed code.
20120 (return): Rename to return_simple and remove test of frame size.
20121 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20122 to gen_return_simple.
20124 2009-04-22 Jing Yu <jingyu@google.com>
20127 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20129 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20132 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20133 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20134 value is a VECTOR_CST, the element type is the element type of the
20137 2009-04-22 DJ Delorie <dj@redhat.com>
20139 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20141 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20143 * alias.c (find_base_term): Move around LO_SUM case, so that
20144 CONST falls through into PLUS/MINUS handling.
20147 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20148 into 0, use omit_one_operand.
20150 2009-04-23 Ben Elliston <bje@au.ibm.com>
20152 * config/rs6000/linux-unwind.h (get_regs): Remove type
20153 puns. Change the type of `pc' to an array of unsigned ints and
20154 update all users. Constify frame24.
20156 2009-04-22 DJ Delorie <dj@redhat.com>
20158 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20159 declarations before code.
20160 (current_function_special_page_vector): Likewise.
20161 (m32c_expand_insv): Silence a warning.
20163 2009-04-21 Taras Glek <tglek@mozilla.com>
20165 * alias.c: Update GTY annotations to new syntax.
20166 * basic-block.h: Likewise.
20167 * bitmap.h: Likewise.
20168 * c-common.h: Likewise.
20169 * c-decl.c: Likewise.
20170 * c-parser.c: Likewise.
20171 * c-pragma.c: Likewise.
20172 * c-tree.h: Likewise.
20173 * cfgloop.h: Likewise.
20174 * cgraph.h: Likewise.
20175 * config/alpha/alpha.c: Likewise.
20176 * config/arm/arm.h: Likewise.
20177 * config/avr/avr.h: Likewise.
20178 * config/bfin/bfin.c: Likewise.
20179 * config/cris/cris.c: Likewise.
20180 * config/darwin.c: Likewise.
20181 * config/frv/frv.c: Likewise.
20182 * config/i386/i386.c: Likewise.
20183 * config/i386/i386.h: Likewise.
20184 * config/i386/winnt.c: Likewise.
20185 * config/ia64/ia64.h: Likewise.
20186 * config/iq2000/iq2000.c: Likewise.
20187 * config/mips/mips.c: Likewise.
20188 * config/mmix/mmix.h: Likewise.
20189 * config/pa/pa.c: Likewise.
20190 * config/pa/pa.h: Likewise.
20191 * config/rs6000/rs6000.c: Likewise.
20192 * config/s390/s390.c: Likewise.
20193 * config/sparc/sparc.c: Likewise.
20194 * config/xtensa/xtensa.c: Likewise.
20195 * cselib.h: Likewise.
20196 * dbxout.c: Likewise.
20197 * dwarf2out.c: Likewise.
20198 * except.c: Likewise.
20199 * except.h: Likewise.
20200 * fixed-value.h: Likewise.
20201 * function.c: Likewise.
20202 * function.h: Likewise.
20203 * gimple.h: Likewise.
20204 * integrate.c: Likewise.
20205 * optabs.c: Likewise.
20206 * output.h: Likewise.
20207 * real.h: Likewise.
20209 * stringpool.c: Likewise.
20210 * tree-data-ref.c: Likewise.
20211 * tree-flow.h: Likewise.
20212 * tree-scalar-evolution.c: Likewise.
20213 * tree-ssa-address.c: Likewise.
20214 * tree-ssa-alias.h: Likewise.
20215 * tree-ssa-operands.h: Likewise.
20216 * tree.c: Likewise.
20217 * tree.h: Likewise.
20218 * varasm.c: Likewise.
20219 * varray.h: Likewise.
20221 * coretypes.h: Do not define GTY macro if it is already defined.
20222 * doc/gty.texi: Update GTY documentation to new syntax.
20223 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20224 annotations on structs.
20225 * gengtype-parse.c: Likewise.
20227 2009-04-22 Mark Heffernan <meheff@google.com>
20229 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20231 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20233 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20236 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20238 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20239 the same as a PLUS without a shift. Increase the cost of a
20242 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20244 * Makefile.in: Update dependencies.
20245 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20246 * errors.h: Remove bogus comment about compatibility.
20247 (warning): Update declaration.
20248 * genautomata.c: Update all calls to warning.
20249 * gimple.c: Do not include errors.h. Include toplev.h.
20250 * tree-ssa-structalias.c: Do not include errors.h.
20251 * omega.c: Likewise.
20252 * tree-ssa-reassoc.c: Likewise.
20253 * config/spu/spu-c.c: Likewise.
20254 * config/spu/t-spu-elf: Update dependencies.
20256 2009-04-22 Richard Guenther <rguenther@suse.de>
20258 PR tree-optimization/39824
20259 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20260 make sure the types are compatible.
20262 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20265 * c-common.c (c_parse_error): Take a token_flags parameter.
20266 Use token_type for the token type instead.
20267 Pass token_flags to cpp_type2name.
20268 * c-common.h (c_parse_error): Update declaration.
20269 * c-parser.c (c_parser_error): Pass 0 as token flags.
20271 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20273 PR rtl-optimization/39580
20274 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20276 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20278 * function.c (expand_function_end): Do not emit a jump to the "naked"
20279 return label for fall-through returns.
20280 * except.c (sjlj_emit_function_exit): Always place the call to the
20281 unregister function at the location installed by expand_function_end.
20283 2009-04-22 Richard Guenther <rguenther@suse.de>
20285 PR tree-optimization/39845
20286 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20287 (gen_inbound_check): Likewise.
20289 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20291 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20293 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20294 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20296 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20298 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20299 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20300 shift counts to avoid out-of-bounds array accesses.
20302 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20304 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20305 (Pmode): Move above.
20307 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20309 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20310 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20311 GET_CODE macro. Use IN_RANGE macro where appropriate.
20312 * config/alpha/alpha.h: Ditto.
20313 * config/alpha/alpha.md: Ditto.
20314 * config/alpha/constraints.md: Ditto.
20315 * config/alpha/predicates.md: Ditto.
20317 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20319 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20320 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20321 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20322 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20323 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20324 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20325 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20326 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20327 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20328 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20329 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20330 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20331 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20332 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20333 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20334 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20335 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20336 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20337 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20338 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20339 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20340 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20341 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20342 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20343 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20344 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20345 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20347 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20349 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20350 references from comments.
20351 * cfgbuild.c: (count_basic_blocks): Delete.
20352 (find_basic_blocks_1): Delete.
20353 (find_basic_blocks): Delete.
20354 * except.c (finish_eh_generation): Make static. Move comment from
20355 except.h here. Remove find_basic_blocks references from comments.
20356 * except.h (finish_eh_generation): Delete.
20357 * basic-block.h (find_basic_blocks): Delete.
20358 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20360 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20362 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20363 (sdbout_parms): Likewise.
20365 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20367 * config/sh/sh.c (prepare_cbranch_operands): Use
20368 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20369 (expand_cbranchdi4): Likewise.
20370 (from_compare): Add cast to enum type.
20371 (expand_cbranchsi4): Use add_reg_note.
20372 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20373 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20374 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20375 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20376 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20377 instead of CODE_FOR_nothing.
20378 (cbranchdi4): Likewise. Fix the order of arguments for
20380 (push_fpscr): Use add_reg_note.
20381 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20382 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20384 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20386 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20387 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20388 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20389 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20390 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20391 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20392 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20393 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20394 config/alpha/x-vms, config/arc/t-arc,
20395 config/arm/README-interworking, config/arm/arm-c.c,
20396 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20397 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20398 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20399 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20400 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20401 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20402 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20403 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20404 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20405 config/cris/t-elfmulti, config/crx/t-crx,
20406 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20407 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20408 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20409 config/h8300/t-h8300, config/i386/athlon.md,
20410 config/i386/darwin-libgcc.10.4.ver,
20411 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20412 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20413 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20414 config/i386/t-linux64, config/i386/t-nwld,
20415 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20416 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20417 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20418 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20419 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20420 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20421 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20422 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20423 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20424 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20425 config/m68k/t-uclinux, config/mcore/t-mcore,
20426 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20427 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20428 config/mips/crtn.asm, config/mips/irix-crti.asm,
20429 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20430 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20431 config/mips/mips-fixed.md, config/mips/sb1.md,
20432 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20433 config/mips/t-iris6, config/mips/t-isa3264,
20434 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20435 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20436 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20437 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20438 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20439 config/mn10300/t-linux, config/mn10300/t-mn10300,
20440 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20441 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20442 config/picochip/libgccExtras/clzsi2.asm,
20443 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20444 config/rs6000/darwin-libgcc.10.4.ver,
20445 config/rs6000/darwin-libgcc.10.5.ver,
20446 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20447 config/rs6000/t-aix43, config/rs6000/t-aix52,
20448 config/rs6000/t-darwin, config/rs6000/t-fprules,
20449 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20450 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20451 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20452 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20453 config/rs6000/t-rtems, config/rs6000/t-spe,
20454 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20455 config/score/t-score-elf, config/sh/divcost-analysis,
20456 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20457 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20458 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20459 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20460 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20461 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20462 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20463 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20464 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20465 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20466 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20467 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20468 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20469 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20470 * config/h8300/genmova.sh: Include copyright and license notices
20471 in generated output.
20472 * config/h8300/mova.md: Regenerate.
20473 * doc/install.texi2html: Include word "Copyright" in copyright
20474 notice and use name "Free Software Foundation, Inc.".
20475 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20476 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20477 ChangeLog-2007, ChangeLog-2008: Correct dates.
20479 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20481 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20482 NE_EXPR operations as well.
20483 * c-parser.c (c_parser_condition): Do not set location information on
20485 (c_parser_conditional_expression): Likewise.
20486 (c_parser_binary_expression): Set location information on operators.
20487 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20488 TRUTH_NOT_EXPR has been folded.
20489 * fold-const.c (fold_truth_not_expr): Copy location information from
20490 the incoming expression to the outgoing one.
20491 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20492 recursive calls on the LHS of the operator but pass that of the
20493 operator to recursive calls on the RHS of the operator. Set it
20495 (shortcut_cond_expr): Set the locus of the operator on the second
20496 COND_EXPR and that of the expression on the first in degenerate cases.
20497 Pass the locus of the expression to calls to shortcut_cond_r.
20498 Set the locus of the 'then' block on the associated jump, if any.
20499 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20500 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20501 expression to call to gimplify_boolean_expr.
20503 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20505 * config.gcc: Add additional configuration for
20506 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20507 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20508 (CPP_SPEC): Redefine for allowing -municode option.
20509 (STARTFILE_SPEC): Likewise.
20510 * config/i386/t-mingw-w64: New.
20511 * config/i386/mingw-w64.opt: New.
20512 (municode): Add new target option.
20513 * doc/invoke.texi (municode): Add documentation for new option.
20515 2009-04-21 Ian Lance Taylor <iant@google.com>
20517 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20518 Correct test for number of arguments.
20519 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20521 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20523 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20524 argument of emit_library_call.
20526 2009-04-21 Richard Guenther <rguenther@suse.de>
20528 PR middle-end/39829
20529 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20530 inside VIEW_CONVERT_EXPRs.
20532 2009-04-21 Martin Jambor <mjambor@suse.cz>
20534 * tree-switch-conversion.c (build_constructors): Split a long line.
20535 (constructor_contains_same_values_p): New function.
20536 (build_one_array): Create assigns of constants if possible, do not
20537 call mark_sym_for_renaming, call update_stmt.
20538 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20539 make_rename_temp. Do not call mark_symbols_for_renaming, call
20541 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20542 find_new_referenced_vars, call update_stmt.
20543 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20544 instead of calling make_rename_temp. Do not call
20545 find_new_referenced_vars or mark_symbols_for_renaming, call
20548 2009-04-21 Richard Guenther <rguenther@suse.de>
20550 PR tree-optimization/39827
20551 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20552 (tree_ssa_phiprop): Pass the correct array size.
20554 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20556 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20558 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20561 * c-typeck.c (lvalue_p): Move declaration ...
20562 * c-common.h (lvalue_p): ... to here.
20563 * c-common.c (candidate_equal_p): New.
20564 (add_tlist): Use it.
20565 (merge_tlist): Use it.
20566 (warn_for_collisions_1): Likewise.
20567 (warning_candidate_p): Accept more candidates.
20568 (verify_tree): A warning candidate can be an expression. Use
20571 2009-04-21 Ben Elliston <bje@au.ibm.com>
20574 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20575 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20576 options. Remove -mcall-solaris documentation.
20578 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20581 * doc/invoke.texi (-Wlong-long): Update description.
20582 * c-lex (interpret_integer): Only warn if there was no previous
20583 overflow and -Wlong-long is enabled.
20584 * c-decl.c (declspecs_add_type): Drop redundant flags.
20585 * c.opt (Wlong-long): Init to -1.
20586 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20587 and front-end warn_long_long. Wlong-long only depends on other
20588 flags if it is uninitialized.
20589 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20590 the same for CPP and FE.
20591 (restore_extension_diagnostics): Likewise.
20593 2009-04-20 Ian Lance Taylor <iant@google.com>
20595 Fix enum conversions which are invalid in C++:
20596 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20597 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20598 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20599 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20600 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20601 (dbxout_parms): Likewise.
20602 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20603 (df_clear_flags): Likewise.
20604 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20605 top_flag parameter to int.
20606 (df_chain_create_bb_process_use): Likewise.
20607 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20609 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20610 (df_ref_create_structure, df_def_record_1): Likewise.
20611 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20612 (df_notes_rescan): Change 0 to VOIDmode in function call.
20613 (df_get_call_refs, df_insn_refs_collect): Likewise.
20614 (df_bb_regs_collect): Likewise.
20615 (df_entry_block_defs_collect): Likewise.
20616 (df_exit_block_uses_collect): Likewise.
20617 * df.h: Update declarations.
20618 * double-int.c (double_int_divmod): Add cast to enum type.
20619 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20620 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20621 (based_loc_descr): Likewise.
20622 (loc_descriptor_from_tree_1): Change first_op and second_op to
20623 enum dwarf_location_atom. Add cast to enum type.
20624 * expmed.c (init_expmed): Change 0 to SET in function call.
20625 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20626 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20627 (do_store_flag): Likewise.
20628 * fixed-value.h (struct fixed_value): Change mode to enum
20630 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20631 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20633 (insert_insn_decl, insert_decl, insert_state): Likewise.
20634 (automata_list_finish): Likewise.
20635 * genrecog.c (process_define_predicate): Add cast to enum type.
20636 * gensupport.c (init_predicate_table): Add cast to enum type.
20637 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20639 (gimple_build_call_1, gimple_build_label): Likewise.
20640 (gimple_build_goto, gimple_build_asm_1): Likewise.
20641 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20642 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20643 (enum fallback): Rename from enum fallback_t.
20644 (fallback_t): Typedef as int.
20645 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20646 GSI_SAME_STMT in function call.
20647 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20649 (setup_reg_class_relations): Likewise.
20650 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20651 (setup_prohibited_class_mode_regs): Add cast to enum type.
20652 (setup_prohibited_mode_move_regs): Likewise.
20653 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20654 (record_address_regs): Change i to enum reg_class.
20655 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20656 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20657 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20658 (GET_MODE_2XWIDER_MODE): Likewise.
20659 (GET_CLASS_NARROWEST_MODE): Likewise.
20660 * omp-low.c (expand_omp_for): Add cast to enum type.
20661 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20662 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20663 * postreload.c (reload_cse_simplify_operands): Change rclass local
20665 * predict.c (combine_predictions_for_insn): Change best_predictor
20666 and predictor to enum br_predictor.
20667 (combine_predictions_for_bb): Likewise.
20668 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20669 use SET_PREDICT_EXPR_OUTCOME.
20670 * real.c (real_arithmetic): Change icode to code in function call.
20671 * reginfo.c (init_move_cost): Add casts to enum type.
20672 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20673 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20675 * reload.c (find_valid_class): Add casts to enum type.
20676 (push_reload): Change 0 to NO_REGS in function call.
20677 (find_reloads): Change this_alternative to array of enum
20678 reg_class. Remove some now-unnecessary casts.
20679 (make_memloc): Change 0 to VOIDmode in function call.
20680 * reload1.c (reload): Change 0 to VOIDmode in function call.
20681 (eliminate_regs_1, elimination_effects): Likewise.
20682 (eliminate_regs_in_insn): Likewise.
20683 (emit_input_reload_insns): Add cast to enum type.
20684 (delete_output_reload): Change 0 to VOIDmode in function call.
20685 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20686 to enum type in function call.
20687 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20688 (SET_PREDICT_EXPR_OUTCOME): Define.
20689 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20690 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20691 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20692 (dump_function): Likewise.
20693 * tree-dump.h: Update declarations.
20694 * tree-pass.h: Update declarations.
20695 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20696 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20698 (arm_rtx_costs_1): Correct parenthesization.
20699 (arm_rtx_costs): Add casts to enum type.
20700 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20701 (vfp_emit_fstmd): Use add_rg_note.
20702 (emit_multi_reg_push, emit_sfm): Likewise.
20703 (thumb_set_frame_pointer): Likewise.
20704 (arm_expand_prologue): Likewise.
20705 (arm_regno_class): Change return type to enum reg_class.
20706 (thumb1_expand_prologue): Use add_reg_note.
20707 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20708 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20710 * config/arm/gentune.sh: Add cast to enum type.
20711 * config/arm/arm-tune.md: Rebuild.
20712 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20713 (ix86_split_fp_branch, predict_jump): Likewise.
20714 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20715 insn_code to enum rtx_code.
20716 (ix86_builtin_vectorized_function): Add cast to enum type.
20717 * config/i386/i386.md (truncdfsf2): Change slot to enum
20719 (truncxf<mode>2, isinf<mode>2): Likewise.
20720 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20722 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20723 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20724 (insert_bundle_state): Change 1 to INSERT in function call.
20725 (ia64_add_bundle_selector_before): Likewise.
20726 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20727 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20728 (restore_stack_nonlocal): Likewise.
20729 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20731 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20733 (mips_rtx_costs): Likewise.
20734 (mips_override_options): Add casts to enum type.
20735 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20737 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20738 (store_reg, set_reg_plus_d): Likewise.
20739 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20740 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20742 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20744 (emit_unlikely_jump): Use add_reg_note.
20745 (rs6000_emit_allocate_stack): Likewise.
20746 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20747 (output_toc): Change 1 to INSERT in function call.
20748 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20749 (rs6000_initialize_trampoline): Likewise.
20750 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20752 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20753 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20754 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20755 (save_gprs): Use add_reg_note.
20756 (s390_emit_prologue): Likewise.
20757 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20758 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20759 (sparc_fold_builtin): Add cast to enum type.
20760 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20762 (spu_expand_prologue): Use add_reg_note.
20763 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20765 2009-04-20 Ian Lance Taylor <iant@google.com>
20767 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20768 (c_parser_postfix_expression_after_primary): Get VEC for list of
20769 arguments. Get original types of arguments. Call
20770 build_function_call_vec.
20771 (cached_expr_list_1, cached_expr_list_2): New static variables.
20772 (c_parser_expr_list): Change return type to VEC *. Add
20773 p_orig_types parameter. Change all callers.
20774 (c_parser_release_expr): New static function.
20775 (c_parser_vec_to_tree_list): New static function.
20776 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20777 call build_function_call_vec.
20778 (build_function_call_vec): New function, based on old
20779 build_function_call.
20780 (convert_arguments): Remove nargs and argarray parameters. Change
20781 values to a VEC. Add origtypes parameter.
20782 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20783 (convert_for_assignment): Add origtype parameter. Change all
20784 callers. If warn_cxx_compat, check for conversion to an enum
20785 type when calling a function.
20786 (store_init_value): Add origtype parameter. Change all callers.
20787 (digest_init): Likewise.
20788 (struct init_node): Add origtype field.
20789 (add_pending_init): Add origtype parameter. Change all callers.
20790 (output_init_element): Likewise.
20791 (output_pending_init_elements): Pass origtype from init_node to
20792 output_init_element.
20793 (process_init_element): Pass origtype from c_expr to
20794 output_init_element.
20795 (c_finish_return): Add origtype parameter. Change all callers.
20796 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20798 (sync_resolve_params): Likewise.
20799 (sync_resolve_return): Change params to first_param. Change caller.
20800 (resolve_overloaded_builtins): Change params to VEC *. Change
20801 callers. Save first parameter around call to build_function_call_vec.
20802 * c-decl.c (finish_decl): Add origtype parameter. Change all
20803 callers. Call build_function_call_vec rather than
20804 build_function_call for cleanup.
20805 * c-tree.h: Update declarations.
20806 * c-common.h: Update declarations.
20807 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20808 params to first_param.
20809 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20810 params parameter from tree to void *.
20811 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20812 Change arglist parameter to have type void *, and to be a pointer
20814 * config/rs6000/rs6000-protos.h
20815 (altivec_resolve_overloaded_builtin): Update declaration.
20816 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20817 fnargs parameter to have type void *, and to be a pointer to a
20818 VEC. Call build_function_call_vec instead of
20819 build_function_call.
20820 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20822 2009-04-20 Joey Ye <joey.ye@intel.com>
20823 Xuepeng Guo <xuepeng.guo@intel.com>
20824 H.J. Lu <hongjiu.lu@intel.com>
20826 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20828 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20829 (IX86_LEA_PRIORITY): Likewise.
20830 (distance_non_agu_define): New function.
20831 (distance_agu_use): Likewise.
20832 (ix86_lea_for_add_ok): Likewise.
20833 (ix86_dep_by_shift_count): Likewise.
20835 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20836 should split for LEA.
20838 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20840 (ix86_dep_by_shift_count): Likewise.
20842 2009-04-20 Richard Guenther <rguenther@suse.de>
20844 * expr.c (handled_component_p): Move ...
20845 * tree.h (handled_component_p): ... here.
20846 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20847 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20848 and REALPART_EXPR to be in one group.
20850 2009-04-20 Richard Guenther <rguenther@suse.de>
20852 * basic-block.h (get_all_dominated_blocks): Declare.
20853 * dominance.c (get_all_dominated_blocks): New function.
20854 * tree-cfg.c (get_all_dominated_blocks): Remove.
20855 (remove_edge_and_dominated_blocks): Adjust.
20856 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20857 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20858 instead of recursing.
20860 2009-04-20 Doug Kwan <dougkwan@google.com>
20862 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20863 (struct cgraph_node_set_def): New type.
20864 (cgraph_node_set) New type. Also declare vector functions.
20865 (struct cgraph_node_set_element_def): New type.
20866 (cgraph_node_set_element): Ditto.
20867 (cgraph_node_set_iterator): New iterator type.
20868 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20869 cgraph_node_set_remove, dump_cgraph_node_set,
20870 debug_cgraph_node_set): New prototypes.
20871 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20872 cgraph_node_set_size): New inlines.
20873 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20874 including cgraph.h.
20875 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20876 argument to function 'write_summary'.
20877 * ipa.c: Include ggc.h.
20878 (hash_cgraph_node_set_element,
20879 eq_cgraph_node_set_element, cgraph_node_set_new,
20880 cgraph_node_set_add, cgraph_node_set_remove,
20881 cgraph_node_set_find, dump_cgraph_node_set,
20882 debug_cgraph_node_set): New functions.
20883 * Makefile.in (ipa.o): Add dependency on GGC_H.
20885 2009-04-20 Ira Rosen <irar@il.ibm.com>
20887 PR tree-optimization/39675
20888 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20889 check of the return code of vect_schedule_slp. Check that
20890 stmt_vec_info still exists for the statement, before checking its
20891 vectorization type.
20893 2009-04-20 Michael Matz <matz@suse.de>
20895 * Makefile.in (generated_files): Take out $(simple_generated_c).
20897 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20899 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20900 (UINTPTR_TYPE): Likewise.
20902 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20905 * c-typeck.c (digest_init): Check for initializing an array with a
20908 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20911 * c-semantics.c (pop_stmt_list): Propagate
20912 STATEMENT_LIST_HAS_LABEL to parent statement list.
20914 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20916 * config/mips/mips.h (mips_tune_attr): New macro.
20917 * config/mips/mips.md (cpu): Use it.
20919 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20922 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20925 2009-04-19 Diego Novillo <dnovillo@google.com>
20927 * toplev.c (compile_file): Move call to coverage_finish ...
20928 * cgraphunit.c (ipa_passes): ... here.
20929 Call cgraph_process_new_functions.
20930 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20931 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20933 2009-04-19 Jan Hubicka <jh@suse.cz>
20935 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20937 (dump_cgraph_node): Dump can throw external flag.
20938 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20940 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20944 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20945 * common.opt (Wlogical-op): Move from here...
20946 * c.opt (Wlogical-op): ... to here.
20947 * c-typeck.c (parser_build_binary_op): Update call to
20948 warn_logical_operator.
20949 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20951 * c-common.c (warn_logical_op): Update.
20952 * c-common.h (warn_logical_op): Update declaration.
20954 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20956 * tree.c (protected_set_expr_location): Fix formatting.
20958 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20961 * c-typeck.c (readonly_warning): new.
20962 (build_unary_op, build_modify_expr): Use readonly_warning for
20963 storing into something readonly but not const-qualified.
20965 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20968 * c-typeck.c (build_unary_op): Check for taking address of
20969 expression of type void.
20971 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20974 * c-typeck.c (build_function_call): Check for calling a function
20975 with qualified void return types. Call require_complete_type when
20978 2009-04-18 Jan Hubicka <jh@suse.cz>
20980 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20982 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20983 can_throw_external flag.
20984 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20985 * ipa-pure-const.c (ignore_edge): New function.
20986 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20987 only over can_throw_external edges.
20988 (local_pure_const): Add nothrow flag.
20989 * ipa-utils.c (searchc): Add ignore_edge callback.
20990 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20991 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20992 (set_nothrow_function_flags): Update cgraph.
20993 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20995 2009-04-18 Richard Guenther <rguenther@suse.de>
20997 PR middle-end/39804
20998 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20999 (fold_stmt): ... this and ...
21000 (fold_stmt_inplace): ... this.
21001 (fold_stmt_1): Fold references in calls and asms.
21002 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21004 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21006 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21007 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21009 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21011 * tree.c (function_args_count): Remove.
21012 * tree.h: Remove the prototype for function_args_count.
21014 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21016 * tree-iterator.c (expr_only): Remove.
21017 * tree.h: Remove the prototype for expr_only.
21019 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21021 * reginfo.c (cannot_change_mode_set_regs): Remove.
21022 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21024 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21026 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21027 whether operands 0 and 1 overlaps.
21029 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21031 PR middle-end/36902
21032 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21033 pointer. Use warning_at instead of warning.
21034 (search_for_addr_array): Likewise.
21035 (check_array_bounds): Likewise.
21036 (check_all_array_refs): Check that the incoming edge is not in the
21037 list of edges to be removed.
21038 (check_all_array_refs): Avoid the temporal pointer.
21039 (vrp_visit_cond_stmt): Fix typo.
21040 (simplify_switch_using_ranges): Handle the case where the switch
21041 index is an integer constant.
21043 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21045 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21047 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21049 * doc/extend.texi, doc/invoke.texi: Fix typos.
21051 2009-04-17 Cary Coutant <ccoutant@google.com>
21053 * tree-flow-inline.h (get_lineno): Fix inverted test.
21055 2009-04-17 Diego Novillo <dnovillo@google.com>
21057 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21058 assertion for AVAIL_OUT.
21060 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21063 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21064 * config/sh/linux-atomic.asm: Likewise.
21066 2009-04-17 Diego Novillo <dnovillo@google.com>
21068 * except.c (debug_eh_tree): New.
21069 (struct eh_region, struct eh_status): Move ...
21070 * except.h: ... here.
21071 (add_type_for_runtime): Declare extern.
21072 (lookup_type_for_runtime): Likewise.
21073 (debug_eh_tree): Declare.
21074 * Makefile.in (GTFILES): List except.h before except.c
21076 2009-04-17 Diego Novillo <dnovillo@google.com>
21078 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21079 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21080 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21081 (find_vars_r): ... here.
21082 * tree-flow.h (find_referenced_vars_in): Declare.
21083 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21084 that AVAIL_OUT exists for BLOCK.
21085 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21086 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21087 (tree-parloops.o): Likewise.
21089 2009-04-17 Simon Baldwin <simonb@google.com>
21091 * toplev.c (default_tree_printer): Add handling for %E format.
21093 2009-04-17 Diego Novillo <dnovillo@google.com>
21095 * tree-pretty-print.c (dump_generic_node): Add break after
21096 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21097 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21098 FUNCTION_TYPE together. Call print_struct_decl when printing
21099 structures and TDF_SLIM is not given.
21100 (print_struct_decl): Fix logic for detecting recursion.
21102 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21105 * gcc.c (create_at_file): New.
21106 (compile_input_file_p): New.
21107 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21108 * main.c (main): Update call to toplev_main.
21109 * toplev.c (toplev_main): Change signature. Call expandargv.
21110 * toplev.h (toplev_main): Change signature.
21112 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21114 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21115 if the latter is not constant.
21117 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21119 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21121 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21123 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21124 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21126 2009-04-17 Richard Guenther <rguenther@suse.de>
21128 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21129 Handle component references view-converting an invariant address.
21131 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21133 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21134 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21135 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21136 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21137 Use @deftypevr rather than @deftypevar.
21139 2009-04-17 Richard Guenther <rguenther@suse.de>
21141 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21142 (get_prop_source_stmt): Likewise.
21143 (can_propagate_from): Likewise.
21145 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21147 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21148 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21149 (--with-multilib-list): Add default value.
21150 * configure: Regenerate.
21151 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21152 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21153 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21154 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21155 Don't add default cpu to multilib list unnecessarily, but do enable
21156 the relevant compiler option..
21157 Add support for --with-multilib-list=<blank> and
21158 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21159 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21160 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21161 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21162 TM_MULTILIB_CONFIG.
21163 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21164 (MULTILIB_OSDIRNAMES): New variable.
21165 * config/sh/t-1e: Delete file.
21166 * config/sh/t-mlib-sh1: Delete file.
21167 * config/sh/t-mlib-sh2: Delete file.
21168 * config/sh/t-mlib-sh2a: Delete file.
21169 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21170 * config/sh/t-mlib-sh2a-single: Delete file.
21171 * config/sh/t-mlib-sh2a-single-only: Delete file.
21172 * config/sh/t-mlib-sh2e: Delete file.
21173 * config/sh/t-mlib-sh3e: Delete file.
21174 * config/sh/t-mlib-sh4: Delete file.
21175 * config/sh/t-mlib-sh4-nofpu: Delete file.
21176 * config/sh/t-mlib-sh4-single: Delete file.
21177 * config/sh/t-mlib-sh4-single-only: Delete file.
21178 * config/sh/t-mlib-sh4a: Delete file.
21179 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21180 * config/sh/t-mlib-sh4a-single: Delete file.
21181 * config/sh/t-mlib-sh4a-single-only: Delete file.
21182 * config/sh/t-mlib-sh4al: Delete file.
21183 * config/sh/t-mlib-sh5-32media: Delete file.
21184 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21185 * config/sh/t-mlib-sh5-64media: Delete file.
21186 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21187 * config/sh/t-mlib-sh5-compact: Delete file.
21188 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21189 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21190 * doc/install.texi (Options specification): Add
21191 --with-multilib-list and --with-endian.
21193 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21195 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21197 (OBJS-common): Add plugin-version.o.
21198 (plugin-version.o): New.
21199 * gcc-plugin.h (plugin_gcc_version): New.
21200 (plugin_default_version_check): New.
21201 (plugin_init_func, plugin_init): Add version argument.
21202 * plugin-version.c: New.
21203 * plugin.c (str_plugin_gcc_version_name): New.
21204 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21205 pass it to the init function.
21206 (plugin_default_version_check): New.
21208 2009-04-17 Richard Guenther <rguenther@suse.de>
21210 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21211 for decl-vs-decl disambiguation.
21213 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21215 * config/s390/s390.h (s390_tune_attr): New macro definition.
21216 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21218 2009-04-17 Richard Guenther <rguenther@suse.de>
21220 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21221 (fold_stmt_r): Likewise.
21222 (maybe_fold_reference): New function.
21223 (fold_gimple_assign): Handle cases fold_stmt_r did.
21224 (fold_stmt): Do not use fold_stmt_r.
21225 (fold_stmt_inplace): Likewise.
21227 2009-04-17 Richard Guenther <rguenther@suse.de>
21229 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21230 (record_equivalences_from_stmt): Remove useless checks and
21232 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21233 the type is already suitable.
21235 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21237 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21239 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21241 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21242 (CMPtype): Define as __gcc_CMPtype.
21244 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21246 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21247 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21249 2009-04-17 Richard Guenther <rguenther@suse.de>
21251 PR tree-optimization/39746
21252 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21253 special-casing for builtins and static variable use/def.
21254 (call_may_clobber_ref_p_1): Likewise.
21256 2009-04-16 Ian Lance Taylor <iant@google.com>
21258 * df.h: Include "timevar.h".
21259 (struct df_problem): Change tv_id field to timevar_id_t.
21260 * tree-pass.h: Include "timevar.h".
21261 (struct opt_pass): Change tv_id field to timevar_id_t.
21262 * timevar.h (timevar_id_t): Define TV_NONE.
21263 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21264 TV_NONE rather than tv_id != 0.
21265 (execute_one_pass): Likewise.
21266 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21267 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21268 dependencies to $(TREE_PASS_H).
21269 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21271 (pass_branch_target_load_optimize2): Likewise.
21272 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21273 (pass_outof_cfg_layout_mode): Likewise.
21274 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21275 (pass_rebuild_cgraph_edges): Likewise.
21276 (pass_remove_cgraph_callee_edges): Likewise.
21277 * df-core.c (pass_df_initialize_opt): Likewise.
21278 (pass_df_initialize_no_opt): Likewise.
21279 (pass_df_finish): Likewise.
21280 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21281 * except.c (pass_set_nothrow_function_flags): Likewise.
21282 (pass_convert_to_eh_region_ranges): Likewise.
21283 * final.c (pass_compute_alignments): Likewise.
21284 * function.c (pass_instantiate_virtual_regs): Likewise.
21285 (pass_init_function): Likewise.
21286 (pass_leaf_regs): Likewise.
21287 (pass_match_asm_constraints): Likewise.
21288 * gimple-low.c (pass_lower_cf): Likewise.
21289 (pass_mark_used_blocks): Likewise.
21290 * init-regs.c (pass_initialize_regs): Likewise.
21291 * integrate.c (pass_initial_value_sets): Likewise.
21292 * ira.c (pass_ira): Likewise.
21293 * jump.c (pass_cleanup_barriers): Likewise.
21294 * omp-low.c (pass_expand_omp): Likewise.
21295 (pass_lower_omp): Likewise.
21296 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21297 * recog.c (pass_split_all_insns): Likewise.
21298 (pass_split_after_reload): Likewise.
21299 (pass_split_before_regstack): Likewise.
21300 (pass_split_before_sched2): Likewise.
21301 (pass_split_for_shorten_branches): Likewise.
21302 * reginfo.c (pass_reginfo_init): Likewise.
21303 (pass_subregs_of_mode_init): Likewise.
21304 (pass_subregs_of_mode_finish): Likewise.
21305 * passes.c (pass_postreload): Likewise.
21306 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21307 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21308 (pass_warn_function_return): Likewise.
21309 (pass_warn_function_noreturn): Likewise.
21310 * tree-complex.c (pass_lower_complex): Likewise.
21311 (pass_lower_complex_O0): Likewise.
21312 * tree-if-conv.c (pass_if_conversion): Likewise.
21313 * tree-into-ssa.c (pass_build_ssa): Likewise.
21314 * tree-mudflap.c (pass_mudflap_1): Likewise.
21315 (pass_mudflap_2): Likewise.
21316 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21317 (pass_mudflap_2): Likewise.
21318 * tree-nrv.c (pass_return_slot): Likewise.
21319 * tree-object-size.c (pass_object_sizes): Likewise.
21320 * tree-optimize.c (pass_all_optimizations): Likewise.
21321 (pass_early_local_passes): Likewise.
21322 (pass_all_early_optimizations): Likewise.
21323 (pass_cleanup_cfg): Likewise.
21324 (pass_cleanup_cfg_post_optimizing): Likewise.
21325 (pass_free_datastructures): Likewise.
21326 (pass_free_cfg_annotations): Likewise.
21327 (pass_fixup_cfg): Likewise.
21328 (pass_init_datastructures): Likewise.
21329 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21330 (pass_late_warn_uninitialized): Likewise.
21331 (pass_update_address_taken): Likewise.
21332 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21333 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21334 (pass_cse_sincos): Likewise.
21335 (pass_convert_to_rsqrt): Likewise.
21336 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21337 * tree-stdarg.c (pass_stdarg): Likewise.
21338 * tree-tailcall.c (pass_tail_recursion): Likewise.
21339 (pass_tail_calls): Likewise.
21340 * tree-vect-generic.c (pass_lower_vector): Likewise.
21341 (pass_lower_vector_ssa): Likewise.
21342 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21344 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21346 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21348 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21350 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21351 logical and signext.
21353 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21356 * config/sh/predicates.md (arith_operand): Check if the operand
21357 of TRUNCATE is a REG.
21359 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21361 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21362 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21364 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21366 * tree-iterator.c (tsi_split_statement_list_after,
21367 tsi_split_statement_list_before): Remove.
21368 * tree-iterator.h: Remove the prototypes for
21369 tsi_split_statement_list_after and tsi_split_statement_list_before.
21371 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21373 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21374 * tree-ssa-propagate.h: Remove the prototype for
21375 stmt_makes_single_load.
21377 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21379 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21380 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21382 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21384 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21386 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21388 * except.c (eh_region_outer_p): Remove.
21389 * except.h: Remove the prototype for eh_region_outer_p.
21391 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21393 * function.c (current_function_assembler_name): Remove.
21394 * function.h: Remove the prototype for
21395 current_function_assembler_name.
21397 2009-04-16 Ian Lance Taylor <iant@google.com>
21399 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21400 (add_reg_note): Call alloc_reg_note.
21401 * rtl.h (alloc_reg_note): Declare.
21402 * combine.c (try_combine): Use alloc_reg_note.
21403 (recog_for_combine, move_deaths): Likewise.
21404 (distribute_notes): Use alloc_reg_note and add_reg_note.
21405 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21406 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21407 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21409 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21411 PR rtl-optimization/39762
21412 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21413 ira_may_move_out_cost): Add comments about way of their usage.
21414 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21416 * ira-conflicts.c (process_regs_for_copy): Use function
21417 ira_get_register_move_cost instead of global
21418 ira_register_move_cost.
21420 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21421 color_pass, move_spill_restore, update_curr_costs): Ditto.
21423 * ira-lives.c (process_single_reg_class_operands): Ditto.
21425 * ira-emit.c (emit_move_list): Ditto.
21427 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21428 (record_reg_classes): Ditto. Use functions
21429 ira_get_register_move_cost and ira_get_may_move_cost instead of
21430 global vars ira_register_move_cost, ira_may_move_out_cost and
21431 ira_may_move_in_cost.
21432 (record_address_regs): Don't call ira_init_register_move_cost.
21433 Use function ira_get_may_move_cost instead of global
21434 ira_may_move_in_cost.
21435 (process_bb_node_for_hard_reg_moves): Use function
21436 ira_get_register_move_cost instead of global ira_register_move_cost.
21437 (ira_costs): Don't call ira_init_register_move_cost.
21439 2009-04-16 Richard Guenther <rguenther@suse.de>
21441 * tree-cfg.c (verify_gimple_assign_binary):
21442 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21443 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21444 (create_general_new_stmt): Note that this function is broken.
21446 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21448 * common.opt (fhelp): Add Var(help_flag).
21449 * gcc-plugin.h (plugin_info): Add help.
21450 * plugin.c (plugin_name_args): Add help.
21451 (register_plugin_info): Set plugin->help.
21452 (print_help_one_plugin): New.
21453 (print_plugins_help): New.
21454 * plugin.h (print_plugins_help): New.
21455 * toplev.c (toplev_main): Call print_plugins_help if needed.
21457 2009-04-16 Richard Guenther <rguenther@suse.de>
21459 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21460 (gimple_ior_addresses_taken_1): New function.
21461 (gimple_ior_addresses_taken): Likewise.
21462 * gimple.h (struct gimple_statement_with_ops_base): Remove
21463 addresses_taken member.
21464 (gimple_ior_addresses_taken): Declare.
21465 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21466 gimple_set_addresses_taken): Remove.
21467 * ipa-reference.c (mark_address): New function.
21468 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21469 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21470 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21471 (gimple_add_to_addresses_taken): Remove.
21472 (get_tmr_operands): Call mark_address_taken.
21473 (get_asm_expr_operands): Likewise.
21474 (get_expr_operands): Likewise.
21475 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21476 (free_stmt_operands): Do not free it.
21477 * tree-ssa.c (delete_tree_ssa): Likewise.
21478 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21480 2009-04-16 Richard Guenther <rguenther@suse.de>
21482 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21483 (walk_stmt_load_store_ops): Likewise.
21484 * gimple.c (get_base_loadstore): New function.
21485 (walk_stmt_load_store_addr_ops): Likewise.
21486 (walk_stmt_load_store_ops): Likewise.
21487 * ipa-pure-const.c (check_op): Simplify.
21488 (check_load, check_store): New functions.
21489 (check_stmt): Use walk_stmt_load_store_ops.
21490 * ipa-reference.c (mark_load): Adjust signature.
21491 (mark_store): Likewise.
21492 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21494 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21496 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21497 (plugin_info): New.
21498 * opts.c (common_handle_option): Don't call print_version.
21499 * plugin.c (plugin_name_args): Add version.
21500 (register_plugin_info): New.
21501 (register_callback): Handle PLUGIN_INFO.
21502 (try_init_one_plugin): New.
21503 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21505 (finalize_one_plugin): New.
21506 (finalize_plugins): New.
21507 (print_one_plugin): New.
21508 (print_plugins_versions): New.
21509 * plugin.h (print_plugins_versions): New.
21510 (finalize_plugins): New.
21511 * toplev.c (compile_file): Don't call initialize_plugins.
21512 (print_version): Call print_plugins_versions.
21513 (toplev_main): Call initialize_plugins. Print version if needed.
21514 Call finalize_plugins.
21516 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21518 * common.opt (fversion): New.
21519 * gcc.c (print_version): New.
21520 (process_command): Don't print the version. Just set print_version.
21521 (main): Print version. Call subprocesses if print_version and
21522 verbose_flag are set.
21523 * opts.c (common_handle_option): Handle OPT_fversion.
21525 2009-04-16 Richard Guenther <rguenther@suse.de>
21526 Ira Rosen <irar@il.ibm.com>
21528 PR tree-optimization/39698
21529 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21530 type of the reduction variable. Only generate the def if
21533 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21534 make sure to first convert to an integer of the same precision.
21535 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21536 the type of the evolution correctly in computing the new
21537 induction variable base.
21539 2009-04-16 Richard Guenther <rguenther@suse.de>
21541 PR middle-end/39625
21542 * tree-cfg.c (make_blocks): Split statements with to-be
21543 abnormal SSA names on the lhs.
21545 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21547 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21548 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21549 * c-typeck.c (really_start_incremental_init): Likewise.
21550 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21551 (TARGET_INITIALIZER): Remove it.
21552 * target.h (struct target): Remove vector_opaque_p.
21553 * tree.c (build_opaque_vector_type): New.
21554 * tree.h (TYPE_VECTOR_OPAQUE): New.
21555 (build_opaque_vector_type): Declare.
21556 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21557 * config/rs6000/rs6000.c (build_opaque_vector_type,
21558 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21559 (rs6000_init_builtins): Use build_opaque_vector_type for
21560 opaque_V4SI_type_node.
21562 2009-04-15 Catherine Moore <clm@codesourcery.com>
21564 * debug.h (set_name): Declare.
21565 * dwarf2out.c (dwarf2out_set_name): Declare.
21566 (dwarf2_debug_hooks): Add set_name.
21567 (find_AT_string): New.
21568 (add_AT_string): Call find_AT_string.
21569 (dwarf2out_set_name): New.
21570 * cp/decl.c (grokdeclarator): Call set_name.
21571 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21572 * debug.c (do_nothing_debug_hooks): Likewise.
21573 * dbxout.c (dbx_debug_hooks): Likewise.
21574 * sdbout.c (sdb_debug_hooks): Likewise.
21576 2009-04-15 Michael Eager <eager@eagercon.com>
21578 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21579 reg for single-precision FPU.
21580 * config/rs6000/rs6000.md (movsi_internal1): Only for
21581 !TARGET_SINGLE_FPU.
21582 (movsi_internal1_single): New. Add pattern to move SI values to/from
21583 single-precision FP regs.
21585 2009-04-15 Richard Guenther <rguenther@suse.de>
21587 * omp-low.c (lower_rec_input_clauses): Build correct address
21589 (expand_omp_for_generic): Fix multiplication type.
21590 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21591 (generate_memset_zero): Fix types.
21592 * tree-profile.c (prepare_instrumented_value): Correctly
21595 2009-04-15 Ian Lance Taylor <iant@google.com>
21597 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21598 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21599 for -Wall and for -Wc++-compat.
21600 (c_common_post_options): For C++, set warn_enum_compare if not
21602 * c-tree.h (struct c_expr): Add field original_type.
21603 (build_external_ref): Update declaration.
21604 * c-parser.c (c_parser_braced_init): Set original_type.
21605 (c_parser_initelt): Likewise.
21606 (c_parser_expr_no_commas): Likewise.
21607 (c_parser_conditional_expression): Likewise.
21608 (c_parser_cast_expression): Likewise.
21609 (c_parser_unary_expression): Likewise. Pull setting of
21610 original_code to top of function.
21611 (c_parser_sizeof_expression): Set original_type.
21612 (c_parser_alignof_expression): Likewise.
21613 (c_parser_postfix_expression): Likewise. Pull setting of
21614 original_code to top of function.
21615 (c_parser_postfix_expression_after_paren_type): Set original_type.
21616 (c_parser_postfix_expression_after_primary): Likewise.
21617 (c_parser_expression): Likewise.
21618 * c-typeck.c (build_external_ref): Add type parameter. Change all
21620 (c_expr_sizeof_expr): Set original_type field.
21621 (parser_build_unary_op): Likewise.
21622 (parser_build_binary_op): Likewise. Optionally warn about
21623 comparisons of enums of different types.
21624 (digest_init): Set original_type field.
21625 (really_start_incremental_init): Likewise.
21626 (push_init_level, pop_init_level): Likewise.
21627 * doc/invoke.texi (Warning Options): -Wenum-compare now
21630 2009-04-15 Richard Guenther <rguenther@suse.de>
21632 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21633 out a necessary conversion.
21634 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21635 names we didn't value number.
21636 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21638 2009-04-15 Richard Guenther <rguenther@suse.de>
21640 PR tree-optimization/39764
21641 * tree-ssa-ccp.c (get_value): Canonicalize value with
21642 canonicalize_float_value.
21644 2009-04-15 Jan Hubicka <jh@suse.cz>
21646 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21647 Wrong version of patch.
21649 2009-04-15 Jan Hubicka <jh@suse.cz>
21651 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21653 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21655 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21656 our distinct integral and vector types.
21658 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21660 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21661 * init.c (build_vtbl_address): Remove call to assemble_external.
21663 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21665 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21666 output for other floating point modes.
21668 2009-04-14 Diego Novillo <dnovillo@google.com>
21670 * diagnostic.c (diagnostic_report_diagnostic): Do not
21671 warn about loaded plugins for DK_ERROR and DK_WARNING.
21672 * c-decl.c (declspecs_add_type): Move call to
21673 invoke_plugin_callbacks ...
21674 * c-parser.c (c_parser_declspecs): ... here.
21675 * plugin.c (dump_active_plugins): Tidy output.
21677 2009-04-14 Diego Novillo <dnovillo@google.com>
21678 Le-Chun Wu <lcwu@google.com>
21680 * configure.ac: Add --enable-plugin support.
21681 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21682 * Makefile.in (PLUGIN_H): Define.
21683 Export ENABLE_PLUGIN and GMPINC to site.exp.
21684 Add PLUGINLIBS to link command.
21685 Add/modify dependencies for plugin.o and files including plugin.h.
21687 * config.in: Regenerate.
21689 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21692 2009-04-14 Le-Chun Wu <lcwu@google.com>
21694 * tree-pass.h (register_one_dump_file): Add a prototype for
21695 register_one_dump_file.
21696 * toplev.c (compile_file): Call initialize_plugins.
21697 (do_compile): Call invoke_plugin_callbacks.
21698 (toplev_main): Call invoke_plugin_callbacks.
21699 * common.opt: Add -fplugin= and -fplugin-arg-.
21700 * gcc-plugin.h: New public header file for plugins to include.
21701 * plugin.c: New source file.
21702 * plugin.h: New internal header file.
21703 * passes.c (register_one_dump_file): Make it external.
21705 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21707 2009-04-14 Diego Novillo <dnovillo@google.com>
21709 * doc/plugins.texi: New.
21710 * doc/gccint.texi: Add reference to Plugins chapter.
21711 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21712 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21713 loaded plugins, if any.
21714 * timevar.def (TV_PLUGIN_INIT): Define.
21715 (TV_PLUGIN_RUN): Define.
21716 * plugin.c: Include timevar.h
21717 (plugins_active_p): New.
21718 (dump_active_plugins): New.
21719 (debug_active_plugins): New.
21721 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21723 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21725 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21727 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21729 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21730 the same as a minus without a shift.
21732 2009-04-14 Nick Clifton <nickc@redhat.com>
21734 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21735 comparisons with small integers will always produce a short
21738 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21741 2008-12-19 Diego Novillo <dnovillo@google.com>
21743 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21745 2009-04-14 Richard Guenther <rguenther@suse.de>
21747 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21749 (verify_gimple_assign_binary): Likewise. Handle shifts and
21751 (verify_gimple_phi): Print the mismatched argument position.
21752 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21754 (vect_update_init_of_dr): Likewise.
21755 * matrix-reorg.c (transform_access_sites): Do what the
21757 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21759 2009-04-13 Michael Eager <eager@eagercon.com>
21761 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21762 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21763 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21764 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21765 remove duplicate config
21767 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21769 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21770 file_name:line_number type locator of the call site.
21772 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21774 * genautomata.c: Put blank after comma.
21775 (automaton_decls): New.
21776 (struct unit_usage): Add comments to member next.
21777 (store_alt_unit_usage): Keep the list ordered.
21778 (unit_present_on_list_p, equal_alternatives_p): New.
21779 (check_regexp_units_distribution): Check units distribution
21780 correctness correctly.
21781 (main): Don't write automata if error is found. Return correct
21784 * config/m68k/cf.md (cfv4_ds): Remove.
21785 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21786 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21788 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21789 power4-load-ext, power4-store, power4-store-update,
21790 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21791 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21792 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21793 power4-sqrt, power4-isync): Modify reservation to make correct
21794 unit distribution to automata.
21796 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21797 power5-store-update, power5-two, power5-three, power5-lmul,
21798 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21800 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21802 * except.c (pass_set_nothrow_function_flags): Set name and add
21804 (set_nothrow_function_flags): Mention in the dump file when
21805 changing a function to nothrow.
21807 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21810 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21811 instead of unsigned long.
21813 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21815 * config/arm/arm.c (return_used_this_function): Remove.
21816 (arm_output_function_prologue): Remove use of
21817 return_used_this_function.
21818 (output_return_instruction): Replace use of
21819 return_used_this_function
21820 by cfun->machine->return_used_this_function.
21821 (arm_output_epilogue): Likewise.
21822 (arm_output_function_epilogue): Likewise.
21823 (thumb_unexpanded_epilogue): Likewise.
21824 * config/arm/arm.h (struct machine_function):
21825 New member return_used_this_function.
21827 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21829 * doc/install.texi: Correct description of default directory for
21830 --with-gxx-include-dir.
21832 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21834 * fold-const.c (build_range_check): Properly deal with enumeral and
21835 boolean base types.
21837 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21839 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21840 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21841 * params.h (MAX_GCSE_PASSES): Remove.
21842 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21843 in sequence. Remove ability to run multiple passes.
21844 (bypass_jumps): Report run as third CPROP pass.
21846 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21848 PR middle-end/39651
21849 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21850 when deciding whether the whole SEQUENCE can throw.
21852 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21855 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21856 offseted label references.
21858 2009-04-11 Jan Hubicka <jh@suse.cz>
21860 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21862 2009-04-11 Richard Guenther <rguenther@suse.de>
21864 PR middle-end/39732
21865 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21866 return variables as TREE_ADDRESSABLE.
21868 2009-04-11 Richard Guenther <rguenther@suse.de>
21870 PR tree-optimization/39713
21871 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21872 reference trees have SSA_NAME operands.
21874 2009-04-11 Richard Guenther <rguenther@suse.de>
21877 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21878 address expressions.
21880 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21882 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21883 match changes in Cygwin 1.7
21884 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21885 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21887 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21889 PR tree-optimization/39701
21890 * doc/invoke.texi (Optimization Options): Document change in
21891 meaning and initialization of -fdelete-null-pointer-checks.
21893 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21895 PR middle-end/39701
21896 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21898 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21901 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21903 2009-04-10 Chao-ying Fu <fu@mips.com>
21905 * doc/tm.texi (Instruction Output): Document
21906 TARGET_ASM_FINAL_POSTSCAN_INSN.
21907 * target.h (final_postscan_insn): New field in asm_out.
21908 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21909 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21910 * final.c (final_scan_insn): Call
21911 targetm.asm_out.final_postscan_insn after outputting
21912 an asm macro and a normal instruction.
21914 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21915 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21916 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21917 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21918 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21920 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21922 PR middle-end/39701
21923 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21924 variables as non-NULL even with -fdelete-null-pointer-checks.
21926 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21928 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21930 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21933 * config/i386/i386.c (classify_argument): Handle SCmode with
21934 (bit_offset % 64) != 0.
21936 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21938 * doc/invoke.texi (Optimize Options): Add cross-reference to
21939 -Q --help=optimizers examples.
21941 2009-04-10 Ben Elliston <bje@au.ibm.com>
21944 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21945 regalign for the reg == fpr and TDmode case.
21947 2009-04-09 David Ayers <ayers@fsfe.org>
21950 * objc/objc-act.c (warn_with_method): Remove helper function.
21951 (check_duplicates): Call warning and inform directly.
21952 (really_start_method): Likewise.
21954 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21956 * expmed.c (expand_divmod): Always use a comparison for a division
21957 by a large unsigned integer.
21959 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21960 for things others than variables or functions as nonzero.
21962 2009-04-09 Nick Clifton <nickc@redhat.com>
21964 * unwind-compat.c: Change copyright header to refer to version
21965 3 of the GNU General Public License with version 3.1 of the
21966 GCC Runtime Library Exception and to point readers at the
21967 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21968 * config/alpha/crtfastmath.c: Likewise.
21969 * config/alpha/linux-unwind.h: Likewise.
21970 * config/alpha/qrnnd.asm: Likewise.
21971 * config/alpha/vms-crt0-64.c: Likewise.
21972 * config/alpha/vms-crt0.c: Likewise.
21973 * config/alpha/vms-dwarf2.asm: Likewise.
21974 * config/alpha/vms-dwarf2eh.asm: Likewise.
21975 * config/alpha/vms-psxcrt0-64.c: Likewise.
21976 * config/alpha/vms-psxcrt0.c: Likewise.
21977 * config/alpha/vms_tramp.asm: Likewise.
21978 * config/arc/initfini.c: Likewise.
21979 * config/arc/lib1funcs.asm: Likewise.
21980 * config/arm/bpabi-v6m.S: Likewise.
21981 * config/arm/bpabi.S: Likewise.
21982 * config/arm/bpabi.c: Likewise.
21983 * config/arm/crti.asm: Likewise.
21984 * config/arm/crtn.asm: Likewise.
21985 * config/arm/ieee754-df.S: Likewise.
21986 * config/arm/ieee754-sf.S: Likewise.
21987 * config/arm/lib1funcs.asm: Likewise.
21988 * config/arm/libunwind.S: Likewise.
21989 * config/arm/linux-atomic.c: Likewise.
21990 * config/arm/mmintrin.h: Likewise.
21991 * config/arm/pr-support.c: Likewise.
21992 * config/arm/unaligned-funcs.c: Likewise.
21993 * config/arm/unwind-arm.c: Likewise.
21994 * config/arm/unwind-arm.h: Likewise.
21995 * config/avr/libgcc.S: Likewise.
21996 * config/bfin/crti.s: Likewise.
21997 * config/bfin/crtlibid.s: Likewise.
21998 * config/bfin/crtn.s: Likewise.
21999 * config/bfin/lib1funcs.asm: Likewise.
22000 * config/bfin/linux-unwind.h: Likewise.
22001 * config/cris/arit.c: Likewise.
22002 * config/cris/cris_abi_symbol.c: Likewise.
22003 * config/darwin-64.c: Likewise.
22004 * config/darwin-crt2.c: Likewise.
22005 * config/darwin-crt3.c: Likewise.
22006 * config/darwin.h: Likewise.
22007 * config/dbxelf.h: Likewise.
22008 * config/dfp-bit.c: Likewise.
22009 * config/dfp-bit.h: Likewise.
22010 * config/elfos.h: Likewise.
22011 * config/fixed-bit.c: Likewise.
22012 * config/fixed-bit.h: Likewise.
22013 * config/fp-bit.c: Likewise.
22014 * config/fp-bit.h: Likewise.
22015 * config/fr30/crti.asm: Likewise.
22016 * config/fr30/crtn.asm: Likewise.
22017 * config/fr30/lib1funcs.asm: Likewise.
22018 * config/freebsd-spec.h: Likewise.
22019 * config/frv/cmovd.c: Likewise.
22020 * config/frv/cmovh.c: Likewise.
22021 * config/frv/cmovw.c: Likewise.
22022 * config/frv/frvbegin.c: Likewise.
22023 * config/frv/frvend.c: Likewise.
22024 * config/frv/lib1funcs.asm: Likewise.
22025 * config/glibc-stdint.h: Likewise.
22026 * config/h8300/clzhi2.c: Likewise.
22027 * config/h8300/crti.asm: Likewise.
22028 * config/h8300/crtn.asm: Likewise.
22029 * config/h8300/ctzhi2.c: Likewise.
22030 * config/h8300/fixunssfsi.c: Likewise.
22031 * config/h8300/lib1funcs.asm: Likewise.
22032 * config/h8300/parityhi2.c: Likewise.
22033 * config/h8300/popcounthi2.c: Likewise.
22034 * config/i386/ammintrin.h: Likewise.
22035 * config/i386/att.h: Likewise.
22036 * config/i386/avxintrin.h: Likewise.
22037 * config/i386/biarch64.h: Likewise.
22038 * config/i386/bmmintrin.h: Likewise.
22039 * config/i386/cpuid.h: Likewise.
22040 * config/i386/cross-stdarg.h: Likewise.
22041 * config/i386/crtfastmath.c: Likewise.
22042 * config/i386/crtprec.c: Likewise.
22043 * config/i386/cygming-crtbegin.c: Likewise.
22044 * config/i386/cygming-crtend.c: Likewise.
22045 * config/i386/cygwin.asm: Likewise.
22046 * config/i386/emmintrin.h: Likewise.
22047 * config/i386/gmm_malloc.h: Likewise.
22048 * config/i386/gthr-win32.c: Likewise.
22049 * config/i386/i386.h: Likewise.
22050 * config/i386/immintrin.h: Likewise.
22051 * config/i386/linux-unwind.h: Likewise.
22052 * config/i386/linux64.h: Likewise.
22053 * config/i386/mm3dnow.h: Likewise.
22054 * config/i386/mmintrin-common.h: Likewise.
22055 * config/i386/mmintrin.h: Likewise.
22056 * config/i386/nmmintrin.h: Likewise.
22057 * config/i386/pmm_malloc.h: Likewise.
22058 * config/i386/pmmintrin.h: Likewise.
22059 * config/i386/smmintrin.h: Likewise.
22060 * config/i386/sol2-c1.asm: Likewise.
22061 * config/i386/sol2-ci.asm: Likewise.
22062 * config/i386/sol2-cn.asm: Likewise.
22063 * config/i386/sol2-gc1.asm: Likewise.
22064 * config/i386/tmmintrin.h: Likewise.
22065 * config/i386/unix.h: Likewise.
22066 * config/i386/w32-unwind.h: Likewise.
22067 * config/i386/wmmintrin.h: Likewise.
22068 * config/i386/x86-64.h: Likewise.
22069 * config/i386/x86intrin.h: Likewise.
22070 * config/i386/xmmintrin.h: Likewise.
22071 * config/ia64/crtbegin.asm: Likewise.
22072 * config/ia64/crtend.asm: Likewise.
22073 * config/ia64/crtfastmath.c: Likewise.
22074 * config/ia64/crti.asm: Likewise.
22075 * config/ia64/crtn.asm: Likewise.
22076 * config/ia64/fde-glibc.c: Likewise.
22077 * config/ia64/lib1funcs.asm: Likewise.
22078 * config/ia64/linux-unwind.h: Likewise.
22079 * config/ia64/quadlib.c: Likewise.
22080 * config/ia64/unwind-ia64.c: Likewise.
22081 * config/linux.h: Likewise.
22082 * config/m32c/m32c-lib1.S: Likewise.
22083 * config/m32c/m32c-lib2-trapv.c: Likewise.
22084 * config/m32c/m32c-lib2.c: Likewise.
22085 * config/m32r/initfini.c: Likewise.
22086 * config/m68hc11/larith.asm: Likewise.
22087 * config/m68hc11/m68hc11-crt0.S: Likewise.
22088 * config/m68k/cf.md: Likewise.
22089 * config/m68k/crti.s: Likewise.
22090 * config/m68k/crtn.s: Likewise.
22091 * config/m68k/lb1sf68.asm: Likewise.
22092 * config/m68k/linux-unwind.h: Likewise.
22093 * config/mcore/crti.asm: Likewise.
22094 * config/mcore/crtn.asm: Likewise.
22095 * config/mcore/lib1.asm: Likewise.
22096 * config/mips/linux-unwind.h: Likewise.
22097 * config/mips/loongson.h: Likewise.
22098 * config/mips/mips16.S: Likewise.
22099 * config/mmix/crti.asm: Likewise.
22100 * config/mmix/crtn.asm: Likewise.
22101 * config/pa/fptr.c: Likewise.
22102 * config/pa/hpux-unwind.h: Likewise.
22103 * config/pa/lib2funcs.asm: Likewise.
22104 * config/pa/linux-atomic.c: Likewise.
22105 * config/pa/linux-unwind.h: Likewise.
22106 * config/pa/milli64.S: Likewise.
22107 * config/pa/quadlib.c: Likewise.
22108 * config/pa/stublib.c: Likewise.
22109 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22110 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22111 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22112 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22113 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22114 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22115 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22116 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22117 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22118 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22119 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22120 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22121 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22122 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22123 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22124 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22125 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22126 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22127 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22128 * config/rs6000/750cl.h: Likewise.
22129 * config/rs6000/altivec.h: Likewise.
22130 * config/rs6000/biarch64.h: Likewise.
22131 * config/rs6000/crtresfpr.asm: Likewise.
22132 * config/rs6000/crtresgpr.asm: Likewise.
22133 * config/rs6000/crtresxfpr.asm: Likewise.
22134 * config/rs6000/crtresxgpr.asm: Likewise.
22135 * config/rs6000/crtsavfpr.asm: Likewise.
22136 * config/rs6000/crtsavgpr.asm: Likewise.
22137 * config/rs6000/darwin-asm.h: Likewise.
22138 * config/rs6000/darwin-fallback.c: Likewise.
22139 * config/rs6000/darwin-fpsave.asm: Likewise.
22140 * config/rs6000/darwin-ldouble.c: Likewise.
22141 * config/rs6000/darwin-tramp.asm: Likewise.
22142 * config/rs6000/darwin-unwind.h: Likewise.
22143 * config/rs6000/darwin-vecsave.asm: Likewise.
22144 * config/rs6000/darwin-world.asm: Likewise.
22145 * config/rs6000/e500crtres32gpr.asm: Likewise.
22146 * config/rs6000/e500crtres64gpr.asm: Likewise.
22147 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22148 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22149 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22150 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22151 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22152 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22153 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22154 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22155 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22156 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22157 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22158 * config/rs6000/eabi-ci.asm: Likewise.
22159 * config/rs6000/eabi-cn.asm: Likewise.
22160 * config/rs6000/eabi.asm: Likewise.
22161 * config/rs6000/linux-unwind.h: Likewise.
22162 * config/rs6000/linux64.h: Likewise.
22163 * config/rs6000/paired.h: Likewise.
22164 * config/rs6000/paired.md: Likewise.
22165 * config/rs6000/ppc64-fp.c: Likewise.
22166 * config/rs6000/ppu_intrinsics.h: Likewise.
22167 * config/rs6000/rs6000.h: Likewise.
22168 * config/rs6000/si2vmx.h: Likewise.
22169 * config/rs6000/sol-ci.asm: Likewise.
22170 * config/rs6000/sol-cn.asm: Likewise.
22171 * config/rs6000/spe.h: Likewise.
22172 * config/rs6000/spu2vmx.h: Likewise.
22173 * config/rs6000/sysv4.h: Likewise.
22174 * config/rs6000/tramp.asm: Likewise.
22175 * config/rs6000/vec_types.h: Likewise.
22176 * config/s390/linux-unwind.h: Likewise.
22177 * config/s390/tpf-unwind.h: Likewise.
22178 * config/score/crti.asm: Likewise.
22179 * config/score/crtn.asm: Likewise.
22180 * config/sh/crt1.asm: Likewise.
22181 * config/sh/crti.asm: Likewise.
22182 * config/sh/crtn.asm: Likewise.
22183 * config/sh/divtab-sh4-300.c: Likewise.
22184 * config/sh/divtab-sh4.c: Likewise.
22185 * config/sh/divtab.c: Likewise.
22186 * config/sh/lib1funcs-4-300.asm: Likewise.
22187 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22188 * config/sh/lib1funcs.asm: Likewise.
22189 * config/sh/lib1funcs.h: Likewise.
22190 * config/sh/linux-atomic.asm: Likewise.
22191 * config/sh/linux-unwind.h: Likewise.
22192 * config/sh/shmedia.h: Likewise.
22193 * config/sh/sshmedia.h: Likewise.
22194 * config/sh/ushmedia.h: Likewise.
22195 * config/sparc/crtfastmath.c: Likewise.
22196 * config/sparc/linux-unwind.h: Likewise.
22197 * config/sparc/sol2-c1.asm: Likewise.
22198 * config/sparc/sol2-ci.asm: Likewise.
22199 * config/sparc/sol2-cn.asm: Likewise.
22200 * config/spu/divmodti4.c: Likewise.
22201 * config/spu/divv2df3.c: Likewise.
22202 * config/spu/float_disf.c: Likewise.
22203 * config/spu/float_unsdidf.c: Likewise.
22204 * config/spu/float_unsdisf.c: Likewise.
22205 * config/spu/float_unssidf.c: Likewise.
22206 * config/spu/mfc_multi_tag_release.c: Likewise.
22207 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22208 * config/spu/mfc_tag_release.c: Likewise.
22209 * config/spu/mfc_tag_reserve.c: Likewise.
22210 * config/spu/mfc_tag_table.c: Likewise.
22211 * config/spu/multi3.c: Likewise.
22212 * config/spu/spu_internals.h: Likewise.
22213 * config/spu/spu_intrinsics.h: Likewise.
22214 * config/spu/spu_mfcio.h: Likewise.
22215 * config/spu/vec_types.h: Likewise.
22216 * config/spu/vmx2spu.h: Likewise.
22217 * config/stormy16/stormy16-lib2.c: Likewise.
22218 * config/svr4.h: Likewise.
22219 * config/sync.c: Likewise.
22220 * config/v850/lib1funcs.asm: Likewise.
22221 * config/vxlib-tls.c: Likewise.
22222 * config/vxlib.c: Likewise.
22223 * config/vxworks-dummy.h: Likewise.
22224 * config/xtensa/crti.asm: Likewise.
22225 * config/xtensa/crtn.asm: Likewise.
22226 * config/xtensa/ieee754-df.S: Likewise.
22227 * config/xtensa/ieee754-sf.S: Likewise.
22228 * config/xtensa/lib1funcs.asm: Likewise.
22229 * config/xtensa/lib2funcs.S: Likewise.
22230 * config/xtensa/linux-unwind.h: Likewise.
22231 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22232 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22233 * coretypes.h: Likewise.
22234 * crtstuff.c: Likewise.
22235 * defaults.h: Likewise.
22236 * dwarf2.h: Likewise.
22237 * emutls.c: Likewise.
22238 * gbl-ctors.h: Likewise.
22239 * gcov-io.h: Likewise.
22240 * ginclude/float.h: Likewise.
22241 * ginclude/iso646.h: Likewise.
22242 * ginclude/stdarg.h: Likewise.
22243 * ginclude/stdbool.h: Likewise.
22244 * ginclude/stddef.h: Likewise.
22245 * ginclude/stdfix.h: Likewise.
22246 * ginclude/stdint-gcc.h: Likewise.
22247 * ginclude/tgmath.h: Likewise.
22248 * gthr-aix.h: Likewise.
22249 * gthr-dce.h: Likewise.
22250 * gthr-gnat.c: Likewise.
22251 * gthr-gnat.h: Likewise.
22252 * gthr-lynx.h: Likewise.
22253 * gthr-mipssde.h: Likewise.
22254 * gthr-nks.h: Likewise.
22255 * gthr-posix.c: Likewise.
22256 * gthr-posix.h: Likewise.
22257 * gthr-posix95.h: Likewise.
22258 * gthr-rtems.h: Likewise.
22259 * gthr-single.h: Likewise.
22260 * gthr-solaris.h: Likewise.
22261 * gthr-tpf.h: Likewise.
22262 * gthr-vxworks.h: Likewise.
22263 * gthr-win32.h: Likewise.
22264 * gthr.h: Likewise.
22265 * libgcc2.c: Likewise.
22266 * libgcc2.h: Likewise.
22267 * libgcov.c: Likewise.
22268 * tsystem.h: Likewise.
22269 * typeclass.h: Likewise.
22270 * unwind-c.c: Likewise.
22271 * unwind-compat.h: Likewise.
22272 * unwind-dw2-fde-compat.c: Likewise.
22273 * unwind-dw2-fde-darwin.c: Likewise.
22274 * unwind-dw2-fde-glibc.c: Likewise.
22275 * unwind-dw2-fde.c: Likewise.
22276 * unwind-dw2-fde.h: Likewise.
22277 * unwind-dw2.c: Likewise.
22278 * unwind-dw2.h: Likewise.
22279 * unwind-generic.h: Likewise.
22280 * unwind-pe.h: Likewise.
22281 * unwind-sjlj.c: Likewise.
22282 * unwind.inc: Likewise.
22283 * config/arm/neon-gen.ml: Change generated copyright header to
22284 refer to version 3 of the GNU General Public License with
22285 version 3.1 of the GCC Runtime Library Exception and to point
22286 readers at the COPYING3 and COPYING3.RUNTIME files and the
22287 FSF's license web page.
22288 * config/arm/arm_neon.h: Regenerate.
22290 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22292 * config/cris/cris.md: Change copyright header to refer to version
22293 3 of the GNU General Public License.
22294 * doc/install.texi2html: Change copyright header to refer to version
22295 3 of the GNU General Public License and to point readers at the
22296 COPYING3 file and the FSF's license web page.
22297 * config/vax/linux.h: Likewise.
22299 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22301 * config/i386/i386.md (cmpcc): New.
22302 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22303 (sync_compare_and_swap_cc*): Delete.
22305 * config/s390/s390.c (s390_compare_emitted): Remove.
22306 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22307 s390_compare_emitted used to be handled. Assert that modes match.
22308 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22309 refer to sync_compare_and_swap_ccsi.
22310 * config/s390/s390.h (s390_compare_emitted): Remove.
22311 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22312 instead of s390_compare_emitted.
22313 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22314 instead of s390_compare_emitted.
22315 * config/s390/s390.md (cmpcc): New.
22316 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22317 CC_REGNUM, do not pretend it's set.
22318 (sync_compare_and_swap_cc*): Delete.
22319 * config/s390/predicates.md (cc_reg_operand): New.
22321 * expr.c (sync_compare_and_swap_cc): Delete.
22322 * optabs.h (sync_compare_and_swap_cc): Delete.
22323 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22324 is being used with can_compare_p.
22325 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22326 (find_cc_set): New.
22327 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22328 look for a MODE_CC set instead. Use emit_store_flag.
22329 (expand_compare_and_swap_loop): Likewise, with some additional
22330 complication to avoid a force_reg when useless. Use
22331 emit_cmp_and_jump_insns.
22332 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22333 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22334 sync_compare_and_swap documentation.
22336 2009-04-09 Jan Hubicka <jh@suse.cz>
22338 * except.c (find_prev_try): Break out from ....
22339 (duplicate_eh_regions): ... here; properly update prev_try pointers
22340 when duplication part of tree.
22341 (dump_eh_tree): Improve dumping.
22342 (verify_eh_region): New.
22343 (verify_eh_tree): Use it.
22345 2009-04-06 Richard Guenther <rguenther@suse.de>
22347 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22348 &ARRAY addresses by adjusting their types and prepending
22350 * tree-cfg.c (verify_gimple_assign_single): Verify that
22351 addresses are correct.
22353 2009-04-09 Richard Guenther <rguenther@suse.de>
22355 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22356 indices into an array reference if possible.
22357 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22358 Fold POINTER_PLUS_EXPR statements with invariant address.
22360 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22363 * config.gcc (powerpc64-*-linux*): Always build biarch.
22365 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22368 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22369 it and pedwarn if this results in an INTEGER_CST.
22371 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22373 * doc/install.texi: Update minimum GMP version. Remove obsolete
22374 text in MPFR section.
22376 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22378 * dwarf2out.c (class_scope_p): New static inline.
22379 (class_or_namespace_scope_p): Use it.
22380 (gen_variable_die): Use DW_TAG_member tag for static data member
22381 declarations instead of DW_TAG_variable.
22383 PR middle-end/39573
22384 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22387 2009-04-08 Richard Guenther <rguenther@suse.de>
22389 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22390 valueize random data.
22392 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22394 * config.gcc (aix tm_file): Add aix-stdint.h.
22395 (aix tm clause use_gcc_stdint): Set to wrap.
22396 * config/rs6000/aix-stdint.h: New file.
22398 2009-04-08 Richard Guenther <rguenther@suse.de>
22400 PR middle-end/36291
22401 * tree-dfa.c (add_referenced_var): Do not recurse into
22402 global initializers.
22403 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22405 (fold_const_aggregate_ref): Likewise.
22407 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22409 * recog.c (ordered_comparison_operator): New.
22410 * gensupport.c (std_preds): Add it.
22411 * doc/md.texi (Machine-Independent Predicates): Document it.
22413 2009-04-08 Jan Hubicka <jh@suse.cz>
22415 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22416 * function.h (rtl_eh): Remove exception_handler_label_map.
22417 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22418 remove_exception_handler_label, for_each_eh_label_1): Remove.
22419 (rtl_remove_unreachable_regions): Remove.
22420 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22421 (find_exception_handler_labels): Don't build the hashtable.
22422 (maybe_remove_eh_handler): Remove.
22423 (for_each_eh_label): Rewrite to walk the tree.
22424 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22425 * except.h (maybe_remove_eh_handler): Remove.
22426 * passes.c (init_optimization_passes): Schedule second EH cleanup
22428 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22429 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22431 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22433 * genoutput.c (validate_optab_operands): New.
22434 (gen_insn, gen_expand): Call it.
22436 * genflags.c (gen_insn): Detect misused iterators.
22437 (main): Pass line_no to gen_insn, exit with status 1 on error.
22439 * genextract.c (line_no): Make global.
22440 (VEC_safe_set_locstr): Change assertion to error message.
22441 (main): Exit with status 1 on error.
22443 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22447 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22448 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22449 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22450 * c-convert.c (convert): Do not call fold on results of conversion
22451 functions when the result is a C_MAYBE_CONST_EXPR.
22452 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22453 of __builtin_choose_expr.
22454 * c-typeck.c (remove_c_maybe_const_expr): New.
22455 (build_unary_op, build_conditional_expr, build_compound_expr,
22456 build_binary_op, c_objc_common_truthvalue_conversion): Call
22457 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22460 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22462 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22463 CODE to produce a new one. Add a prototype to use fold_convert_const
22465 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22468 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22469 mix declarations and code.
22471 2009-04-08 Ben Elliston <bje@au.ibm.com>
22473 * gcc.c: Replace `CC' with `GCC' throughout.
22475 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22477 * doc/invoke.texi: Document Atom support.
22479 2009-04-07 Jason Merrill <jason@redhat.com>
22482 * c-common.h, c-common.c: Add flag_pretty_templates.
22483 * c-opts.c (c_common_handle_option): Set it.
22484 * c.opt: Add -fno-pretty-templates.
22485 * doc/invoke.texi (C++ Dialect Options): Likewise.
22487 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22489 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22490 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22491 (ia64_expand_builtin): Likewise.
22493 2009-04-07 Martin Jambor <mjambor@suse.cz>
22495 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22496 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22497 ADDR_EXPRS are include too.
22499 2009-04-07 Richard Guenther <rguenther@suse.de>
22501 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22502 decls are only used if passes as parameters or if they are
22503 local statics and the call is not to a builtin.
22504 (call_may_clobber_ref_p_1): Likewise.
22506 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22508 * expr.c (do_store_flag): Remove last argument. Simplify code
22509 to avoid duplication of tests already done by can_compare_p.
22510 (expand_expr_real_1): Adjust caller.
22512 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22514 * optabs.c (can_compare_p): Test the predicate of a
22515 cbranch and cstore pattern.
22517 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22519 * expr.c (convert_move): Use emit_store_flag instead of
22522 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22524 * config/i386/i386.c (ix86_compare_emitted): Remove.
22525 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22526 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22527 * config/i386/i386.h (ix86_compare_emitted): Remove.
22528 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22529 instead of ix86_compare_emitted.
22530 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22532 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22534 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22535 Add t-sysroot-suffix to tmake_file.
22536 * config/print-sysroot-suffix.sh: New file.
22537 * config/t-sysroot-suffix: New file.
22539 2009-04-07 Ben Elliston <bje@au.ibm.com>
22541 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22542 as the latter produces a warning when the target does not support
22545 2009-04-07 Ben Elliston <bje@au.ibm.com>
22547 * dfp.c: Replace type punning assignments with memcpy throughout.
22548 * Makefile.in (dfp.o-warn): Remove.
22550 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22553 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22554 Include soft-fp/t-softfp after rs6000/t-linux64.
22556 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22558 * stor-layout.c (set_sizetype): Use the full precision of their
22559 machine mode for bitsize types.
22561 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22563 * config/i386/i386.md: Revert 2 accidental checkins.
22565 2009-04-06 Joey Ye <joey.ye@intel.com>
22566 Xuepeng Guo <xuepeng.guo@intel.com>
22567 H.J. Lu <hongjiu.lu@intel.com>
22569 Atom pipeline model, tuning and insn selection.
22570 * config.gcc (atom): Add atom config options and target.
22572 * config/i386/atom.md: New.
22574 * config/i386/i386.c (atom_cost): New cost.
22575 (m_ATOM): New macro flag.
22576 (initial_ix86_tune_features): Set m_ATOM.
22577 (x86_accumulate_outgoing_args): Likewise.
22578 (x86_arch_always_fancy_math_387): Likewise.
22579 (processor_target): Add Atom cost.
22580 (cpu_names): Add Atom cpu name.
22581 (override_options): Set Atom ISA.
22582 (ix86_issue_rate): New case PROCESSOR_ATOM.
22583 (ix86_adjust_cost): Likewise.
22585 * config/i386/i386.h (TARGET_ATOM): New target macro.
22586 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22587 (TARGET_OPT_AGU): New target option.
22588 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22589 (processor_type): Add PROCESSOR_ATOM.
22591 * config/i386/i386.md (cpu): Add new value "atom".
22592 (use_carry, movu): New attr.
22593 (atom.md): Include atom.md.
22594 (adddi3_carry_rex64): Set attr "use_carry".
22595 (addqi3_carry): Likewise.
22596 (addhi3_carry): Likewise.
22597 (addsi3_carry): Likewise.
22598 (*addsi3_carry_zext): Likewise.
22599 (subdi3_carry_rex64): Likewise.
22600 (subqi3_carry): Likewise.
22601 (subhi3_carry): Likewise.
22602 (subsi3_carry): Likewise.
22603 (x86_movdicc_0_m1_rex64): Likewise.
22604 (*x86_movdicc_0_m1_se): Likewise.
22605 (x86_movsicc_0_m1): Likewise.
22606 (*x86_movsicc_0_m1_se): Likewise.
22607 (*adddi_1_rex64): Emit add insn as much as possible.
22608 (*addsi_1): Likewise.
22609 (return_internal): Set atom_unit.
22610 (return_internal_long): Likewise.
22611 (return_pop_internal): Likewise.
22612 (*rcpsf2_sse): Set atom_sse_attr attr.
22613 (*qrt<mode>2_sse): Likewise.
22614 (*prefetch_sse): Likewise.
22616 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22618 (ix86_target_macros_internal): Likewise.
22620 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22621 (*prefetch_sse_rex): Likewise.
22622 (sse_rcpv4sf2): Likewise.
22623 (sse_vmrcpv4sf2): Likewise.
22624 (sse_sqrtv4sf2): Likewise.
22625 (<sse>_vmsqrt<mode>2): Likewise.
22626 (sse_ldmxcsr): Likewise.
22627 (sse_stmxcsr): Likewise.
22628 (*sse_sfence): Likewise.
22629 (sse2_clflush): Likewise.
22630 (*sse2_mfence): Likewise.
22631 (*sse2_lfence): Likewise.
22632 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22633 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22634 (avx_movdqu<avxmodesuffix>): Likewise.
22635 (avx_lddqu<avxmodesuffix>): Likewise.
22636 (sse2_movntv2di): Change attr "type" to "ssemov".
22637 (sse2_movntsi): Likewise.
22638 (rsqrtv8sf2): Change attr "type" to "sseadd".
22639 (sse3_addsubv2df3): Set attr "atom_unit".
22640 (sse3_h<plusminus_insn>v4sf3): Likewise.
22641 (*sse2_pmaddwd): Likewise.
22642 (*vec_extractv2di_1_rex64): Likewise.
22643 (*vec_extractv2di_1_avx): Likewise.
22644 (sse2_psadbw): Likewise.
22645 (ssse3_phaddwv8hi3): Likewise.
22646 (ssse3_phaddwv4hi3): Likewise.
22647 (ssse3_phadddv4si3): Likewise.
22648 (ssse3_phadddv2si3): Likewise.
22649 (ssse3_phaddswv8hi3): Likewise.
22650 (ssse3_phaddswv4hi3): Likewise.
22651 (ssse3_phsubwv8hi3): Likewise.
22652 (ssse3_phsubwv4hi3): Likewise.
22653 (ssse3_phsubdv4si3): Likewise.
22654 (ssse3_phsubdv2si3): Likewise.
22655 (ssse3_phsubswv8hi3): Likewise.
22656 (ssse3_phsubswv4hi3): Likewise.
22657 (ssse3_pmaddubsw128): Likewise.
22658 (sse3_pmaddubsw: Likewise.
22659 (ssse3_palignrti): Likewise.
22660 (ssse3_palignrdi): Likewise.
22662 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22664 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22666 2009-04-06 Richard Guenther <rguenther@suse.de>
22668 PR tree-optimization/28868
22669 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22670 of which PHI results we inserted.
22671 (insert_into_preds_of_block): Record inserted PHIs.
22672 (eliminate): Eliminate redundant PHI nodes.
22673 (init_pre): Init inserted_phi_names.
22675 2009-04-06 Richard Guenther <rguenther@suse.de>
22677 PR tree-optimization/39643
22678 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22679 IMAGPART_EXPRs of complex constants.
22680 (execute_fold_all_builtins): If we folded a call queue
22681 TODO_update_address_taken.
22683 2009-04-06 Jan Hubicka <jh@suse.cz>
22685 PR middle-end/39659
22686 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22689 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22691 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22693 (ic_invalidate_array): Likewise.
22695 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22697 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22698 alignment for library calls.
22700 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22702 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22703 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22704 * config/i386/mingw-stdint.h: New file.
22706 2009-04-05 Richard Guenther <rguenther@suse.de>
22708 PR tree-optimization/39648
22709 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22710 our &A vs. &A[0] IL deficiencies.
22712 2009-04-04 Jan Hubicka <jh@suse.cz>
22714 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22715 removed toplevel regions.
22716 (sjlj_mark_call_sites): Likewise.
22718 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22720 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22721 (cygwin tm clause use_gcc_stdint): Set to wrap.
22722 * config/i386/cygwin-stdint.h: New file.
22724 2009-04-04 Richard Guenther <rguenther@suse.de>
22726 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22727 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22728 single-argument PHIs if we are in loop-closed SSA form.
22729 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22730 for the pre-condition.
22731 (slpeel_tree_peel_loop_to_edge): Likewise.
22732 (vect_build_loop_niters): Take an optional sequence to append stmts.
22733 (vect_generate_tmps_on_preheader): Likewise.
22734 (vect_do_peeling_for_loop_bound): Take extra guards for the
22736 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22737 the cost model check.
22738 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22739 guards if we are going to peel. Do not apply versioning in that case.
22740 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22741 (vect_do_peeling_for_loop_bound): Likewise.
22742 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22743 loop bound only record extra pre-conditions, do not apply loop
22746 2009-04-04 Richard Guenther <rguenther@suse.de>
22748 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22751 2009-04-04 Jan Hubicka <jh@suse.cz>
22753 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22754 last_basic_block for size of bb->index indexed array.
22755 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22756 compute_out, link_btr_uses, build_btr_def_use_webs,
22757 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22759 2009-04-04 Jan Hubicka <jh@suse.cz>
22761 * except.c (remove_eh_handler_and_replace): Break out from ...
22762 (remove_eh_handler): ... here.
22763 (bring_to_root): New function.
22764 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22765 handled ones, bring others to root of tree.
22767 2009-04-04 Jan Hubicka <jh@suse.cz>
22769 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22770 (all_phis_safe_to_merge): New function.
22771 (update_info): New structure.
22772 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22773 (cleanup_empty_eh): Update SSA if possible.
22775 2009-04-04 Richard Guenther <rguenther@suse.de>
22777 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22778 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22779 (append_vuse): Likewise.
22781 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22783 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22784 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22785 instead of REG_UNSAVED for DW_CFA_undefined.
22786 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22787 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22790 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22793 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22795 2009-04-04 Richard Guenther <rguenther@suse.de>
22797 PR tree-optimization/8781
22798 PR tree-optimization/37892
22799 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22800 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22801 (valueize_refs): Call it for *& valueizations.
22802 (shared_reference_ops_from_ref): Rename to ...
22803 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22804 (shared_reference_ops_from_call): Rename to ...
22805 (valueize_shared_reference_ops_from_call): ... this and valueize.
22806 (vn_reference_lookup): Update.
22807 (visit_reference_op_call): Likewise.
22808 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22809 (eliminate): Value-replace the call address in call statements.
22811 2009-04-04 Richard Guenther <rguenther@suse.de>
22813 PR tree-optimization/39636
22814 * tree-ssa-forwprop.c
22815 (forward_propagate_addr_into_variable_array_index): Check for
22816 GIMPLE_ASSIGN before accessing the rhs code.
22818 2009-04-03 Jason Merrill <jason@redhat.com>
22820 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22822 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22824 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22825 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22826 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22827 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22828 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22829 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22830 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22831 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22832 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22833 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22834 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22835 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22836 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22837 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22838 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22839 Use fr_reg_or_fp01_operand instead of fr_register_operand
22841 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22842 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22843 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22845 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22847 PR rtl-optimization/39607
22848 PR rtl-optimization/39631
22852 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22853 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22854 instead of DF_LR_OUT.
22855 * ira-lives.c (process_bb_node_lives): Ditto.
22856 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22857 instead of DF_LR_{OUT,IN}.
22858 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22859 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22861 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22863 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22864 (execute_lower_omp): Always run but take the short way out if -fopenmp
22866 (gate_lower_omp): Remove, forcing the pass manager to always run the
22867 pass and always set PROP_gimple_lomp.
22868 (pass_lower_omp): Remove gate function.
22869 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22870 PROP_trees. Instead, require it.
22871 * ipa-cp.c (pass_ipa_cp): Likewise.
22872 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22873 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22874 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22875 and PROP_gimple_leh.
22877 2009-04-03 Richard Guenther <rguenther@suse.de>
22879 PR middle-end/13146
22880 PR tree-optimization/23940
22881 PR tree-optimization/33237
22882 PR middle-end/33974
22883 PR middle-end/34093
22884 PR tree-optimization/36201
22885 PR tree-optimization/36230
22886 PR tree-optimization/38049
22887 PR tree-optimization/38207
22888 PR tree-optimization/38230
22889 PR tree-optimization/38301
22890 PR tree-optimization/38585
22891 PR middle-end/38895
22892 PR tree-optimization/38985
22893 PR tree-optimization/39299
22894 * tree-ssa-structalias.h: Remove.
22895 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22896 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22897 (struct vuse_element_d): Remove.
22898 (struct vuse_vec_d): Likewise.
22899 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22900 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22901 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22902 VUSE_ELEMENT_VAR): Likewise.
22903 (struct voptype_d): Likewise.
22904 (NUM_VOP_FREE_BUCKETS): Likewise.
22905 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22906 (struct stmt_operands_d): Remove.
22907 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22908 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22909 VDEF_NUM, VDEF_VECT): Likewise.
22910 (copy_virtual_operands): Remove.
22911 (operand_build_cmp): Likewise.
22912 (create_ssa_artificial_load_stmt): Likewise.
22913 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22914 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22915 vuse_index and mayuse_index members. Pack and move done and iter_type
22916 members to the front.
22917 (SSA_OP_VMAYUSE): Remove.
22918 (SSA_OP_VIRTUAL_USES): Adjust.
22919 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22920 (unlink_stmt_vdef): Declare.
22921 (add_to_addressable_set): Remove.
22922 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22923 (vrp_visit_stmt): Likewise.
22924 * doc/tree-ssa.texi (Alias analysis): Update.
22925 * doc/invoke.texi (max-aliased-vops): Remove docs.
22926 (avg-aliased-vops): Likewise.
22927 * tree-into-ssa.c (syms_to_rename): Remove.
22928 (need_to_update_vops_p): Likewise.
22929 (need_to_initialize_update_ssa_p): Rename to ...
22930 (update_ssa_initialized_fn): ... this. Track function we are
22932 (symbol_marked_for_renaming): Simplify.
22933 (add_new_name_mapping): Do not set need_to_update_vops_p.
22934 (dump_currdefs): Use SYMS_TO_RENAME.
22935 (rewrite_update_stmt): Always walk all uses/defs.
22936 (dump_update_ssa): Adjust.
22937 (init_update_ssa): Take function argument. Track what we are
22939 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22940 (create_new_def_for): Initialize for cfun, assert we are initialized
22942 (mark_sym_for_renaming): Simplify.
22943 (mark_set_for_renaming): Do not initialize update-ssa.
22944 (need_ssa_update_p): Simplify. Take function argument.
22945 (name_mappings_registered_p): Assert we ask for the correct function.
22946 (name_registered_for_update_p): Likewise.
22947 (ssa_names_to_replace): Likewise.
22948 (release_ssa_name_after_update_ssa): Likewise.
22949 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22950 (dump_decl_set): Do not print a newline.
22951 (debug_decl_set): Do it here.
22952 (dump_update_ssa): And here.
22953 * tree-ssa-loop-im.c (move_computations): Adjust.
22954 (movement_possibility): Likewise.
22955 (determine_max_movement): Likewise.
22956 (gather_mem_refs_stmt): Likewise.
22957 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22958 or NAME_MEMORY_TAG.
22959 * tree-complex.c (update_all_vops): Remove.
22960 (expand_complex_move): Adjust.
22961 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22962 Simplify test for memory referencing statement. Exclude
22963 non-invariant ADDR_EXPRs.
22964 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22965 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22966 (rdg_flag_uses): Likewise.
22967 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22969 (tree_optimize_tail_calls_1): Also split the
22970 edge from the entry block if we have degenerate PHI nodes in
22971 the first basic block.
22972 * tree.c (init_ttree): Remove memory-tag related code.
22973 (tree_code_size): Likewise.
22974 (tree_node_structure): Likewise.
22975 (build7_stat): Re-write to be build6_stat.
22976 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22977 (SSA_VAR_P): Adjust.
22978 (struct tree_memory_tag): Remove.
22979 (struct tree_memory_partition_tag): Likewise.
22980 (union tree_node): Adjust.
22981 (build7): Re-write to be build6.
22982 * tree-pass.h (pass_reset_cc_flags): Remove.
22983 (TODO_update_address_taken): New flag.
22984 (pass_simple_dse): Remove.
22985 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22986 * params.h (MAX_ALIASED_VOPS): Remove.
22987 (AVG_ALIASED_VOPS): Likewise.
22988 * omp-low.c (expand_omp_taskreg): Update SSA form.
22989 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22990 aliases the lhs in a copy stmt.
22991 * tree-ssa-dse.c (struct address_walk_data): Remove.
22992 (memory_ssa_name_same): Likewise.
22993 (memory_address_same): Likewise.
22994 (get_kill_of_stmt_lhs): Likewise.
22995 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22996 unused stores. Look through PHI nodes into post-dominated regions.
22997 (dse_optimize_stmt): Simplify. Properly remove stores.
22998 (tree_ssa_dse): Compute dominators.
22999 (execute_simple_dse): Remove.
23000 (pass_simple_dse): Likewise.
23001 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23002 gimple_loaded_syms and gimple_stored_syms computation.
23003 * toplev.c (dump_memory_report): Dump alias and pta stats.
23004 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23005 (vn_reference_eq): Likewise.
23006 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23007 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23008 valueize_vuses): Remove.
23009 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23010 (get_def_ref_stmt_vuse): ... this.
23011 (vn_reference_lookup_2): New function.
23012 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23013 walking equivalent vuses. Simplify.
23014 (vn_reference_lookup): Likewise.
23015 (vn_reference_insert): Likewise.
23016 (vn_reference_insert_pieces): Likewise.
23017 (visit_reference_op_call): Simplify.
23018 (visit_reference_op_load): Likewise.
23019 (visit_reference_op_store): Likewise.
23020 (init_scc_vn): Remove shared_lookup_vuses initialization.
23021 (free_scc_vn): Remove shared_lookup_vuses freeing.
23022 (sort_vuses, sort_vuses_heap): Remove.
23023 (get_ref_from_reference_ops): Export.
23024 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23025 vector with single vuse pointer.
23026 (vn_reference_lookup_pieces, vn_reference_lookup,
23027 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23028 (shared_vuses_from_stmt): Remove.
23029 (get_ref_from_reference_ops): Declare.
23030 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23031 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23032 memory-tag related code.
23033 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23034 (likely_value): Add comment, skip static-chain of call statements.
23035 (surely_varying_stmt_p): Adjust.
23036 (gimplify_and_update_call_from_tree): Likewise.
23037 (execute_fold_all_builtins): Do not rebuild alias info.
23038 (gimplify_and_update_call_from_tree): Properly update VOPs.
23039 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23040 (copy_ref_info): Remove memory-tag related code.
23041 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23042 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23043 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23045 * tree-ssa-dom.c (gimple_p): Remove typedef.
23046 (eliminate_redundant_computations): Adjust.
23047 (record_equivalences_from_stmt): Likewise.
23048 (avail_expr_hash): Likewise.
23049 (avail_expr_eq): Likewise.
23050 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23051 (stmt_makes_single_load): Likewise.
23052 (stmt_makes_single_store): Likewise.
23053 * tree-ssa-alias.c: Rewrite completely.
23054 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23055 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23056 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23057 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23058 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23059 Remove public functions.
23060 (pass_reset_cc_flags): Remove.
23061 (pass_build_alias): Move ...
23062 * tree-ssa-structalias.c (pass_build_alias): ... here.
23063 * tree-ssa-alias.c (may_be_aliased): Move ...
23064 * tree-flow-inline.h (may_be_aliased): ... here.
23065 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23066 count_uses_and_derefs): Move ...
23067 * gimple.c: ... here.
23068 * gimple.h (count_uses_and_derefs): Declare.
23069 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23070 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23071 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23072 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23073 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23074 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23075 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23077 * tree-dfa.c (refs_may_alias_p): Move ...
23078 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23079 * tree-ssa-alias.h: New file.
23080 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23081 (statement_sink_location): Likewise.
23082 * opts.c (decode_options): Do not adjust max-aliased-vops or
23083 avg-aliased-vops values.
23084 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23085 (TV_CALL_CLOBBER): Likewise.
23086 (TV_FLOW_SENSITIVE): Likewise.
23087 (TV_FLOW_INSENSITIVE): Likewise.
23088 (TV_MEMORY_PARTITIONING): Likewise.
23089 (TV_ALIAS_STMT_WALK): New timevar.
23090 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23091 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23092 (get_address_description): Remove memory-tag related code.
23093 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23094 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23095 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23096 and immediate uses in statements. Document.
23097 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23098 (dump_symbols): Remove.
23099 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23100 * alias.c (get_deref_alias_set): New function split out from ...
23101 (get_alias_set): ... here.
23102 * alias.h (get_deref_alias_set): Declare.
23103 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23104 type parameter. Remove restrict pointer handling. Create a
23105 ref-all pointer in case type-based alias sets do not conflict.
23106 (vect_analyze_data_refs): Remove SMT related code.
23107 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23108 (vectorizable_load): Likewise.
23109 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23110 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23111 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23112 Ignore vops and SMTs.
23113 (dr_analyze_alias): Likewise..
23114 (free_data_ref): Likewise.
23115 (create_data_ref): Likewise.
23116 (analyze_all_data_dependences): Likewise.
23117 (get_references_in_stmt): Adjust.
23118 * tree-flow-inline.h (gimple_aliases_computed_p,
23119 gimple_addressable_vars, gimple_call_clobbered_vars,
23120 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23121 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23122 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23123 gimple_mem_ref_stats): Remove.
23124 (gimple_vop): New function.
23125 (op_iter_next_use): Remove vuses and mayuses cases.
23126 (op_iter_next_def): Remove vdefs case.
23127 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23128 (clear_and_done_ssa_iter): Do not set removed fields.
23129 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23130 Assert we are not iterating over vuses or vdefs if not also
23131 iterating over uses or defs.
23132 (op_iter_init_use): Likewise.
23133 (op_iter_init_def): Likewise.
23134 (op_iter_next_vdef): Remove.
23135 (op_iter_next_mustdef): Likewise.
23136 (op_iter_init_vdef): Likewise.
23137 (compare_ssa_operands_equal): Likewise.
23138 (link_use_stmts_after): Handle vuse operand.
23139 (is_call_used): Use is_call_clobbered.
23140 (is_call_clobbered): Global variables are always call clobbered,
23141 query the call-clobbers bitmap.
23142 (mark_call_clobbered): Ignore global variables.
23143 (clear_call_clobbered): Likewise.
23144 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23145 virtual operands sanity check.
23146 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23148 (TARGET_MEM_REF): Remove TMR_TAG operand.
23149 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23150 Remove call-clobber related code.
23151 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23152 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23153 partitions or escape reason.
23154 (get_single_def_stmt, get_single_def_stmt_from_phi,
23155 get_single_def_stmt_with_phi): Remove.
23156 (dump_referenced_vars): Tidy.
23157 (get_ref_base_and_extent): Allow bare decls.
23158 (collect_dfa_stats): Adjust.
23159 * graphite.c (rename_variables_in_stmt): Adjust.
23160 (graphite_copy_stmts_from_block): Likewise.
23161 (translate_clast): Likewise.
23162 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23164 (translate_vuse_through_block): Use the oracle.
23165 (phi_translate_1): Adjust.
23166 (value_dies_in_block_x): Use the oracle. Cache the outcome
23168 (valid_in_sets): Check if the VUSE for
23169 a REFERENCE is available.
23170 (eliminate): Do not remove stmts during elimination,
23171 instead queue and remove them afterwards.
23172 (do_pre): Do not rebuild alias info.
23173 (pass_pre): Run TODO_rebuild_alias before PRE.
23174 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23175 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23176 (mark_all_v_defs_stmt): Remove.
23177 (mark_all_v_defs_seq): Adjust.
23178 (sra_replace): Likewise.
23179 (scalarize_use): Likewise.
23180 (scalarize_copy): Likewise.
23181 (scalarize_init): Likewise.
23182 (scalarize_ldst): Likewise.
23183 (todoflags): Remove.
23184 (tree_sra): Do not rebuild alias info.
23185 (tree_sra_early): Adjust.
23186 (pass_sra): Run TODO_update_address_taken before SRA.
23187 * tree-predcom.c (set_alias_info): Remove.
23188 (prepare_initializers_chain): Do not call it.
23189 (mark_virtual_ops_for_renaming): Adjust.
23190 (mark_virtual_ops_for_renaming_list): Remove.
23191 (initialize_root_vars): Adjust.
23192 (initialize_root_vars_lm): Likewise.
23193 (prepare_initializers_chain): Likewise.
23194 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23195 (may_propagate_copy_into_stmt): Likewise.
23196 (merge_alias_info): Do nothing for now.
23197 (propagate_tree_value_into_stmt): Adjust.
23198 (stmt_may_generate_copy): Likewise.
23199 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23200 not mark symbols for renaming.
23201 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23202 with the same statement, make sure to update the new pointed-to one.
23203 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23204 call statements, do not mark symbols for renaming.
23205 (mark_operand_necessary): Dump something.
23206 (ref_may_be_aliased): New function.
23207 (mark_aliased_reaching_defs_necessary_1): New helper function.
23208 (mark_aliased_reaching_defs_necessary): Likewise.
23209 (mark_all_reaching_defs_necessary_1): Likewise.
23210 (mark_all_reaching_defs_necessary): Likewise.
23211 (propagate_necessity): Do not process virtual PHIs. For
23212 non-aliased loads mark all reaching definitions as necessary.
23213 For aliased loads and stores mark the immediate dominating
23214 aliased clobbers as necessary.
23215 (visited): New global static.
23216 (perform_tree_ssa_dce): Free visited bitmap after propagating
23218 (remove_dead_phis): Perform simple dead virtual PHI removal.
23219 (remove_dead_stmt): Properly unlink virtual operands when
23221 (eliminate_unnecessary_stmts): Schedule PHI removal after
23223 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23224 (process_replaceable): Likewise.
23225 (find_replaceable_in_bb): Likewise.
23226 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23227 based on the single gimple vop.
23228 (verify_flow_insensitive_alias_info): Remove.
23229 (verify_flow_sensitive_alias_info): Likewise.
23230 (verify_call_clobbering): Likewise.
23231 (verify_memory_partitions): Likewise.
23232 (verify_alias_info): Likewise.
23233 (verify_ssa): Adjust..
23234 (execute_update_addresses_taken): Export. Update SSA
23235 manually. Optimize only when optimizing. Use a local bitmap.
23236 (pass_update_address_taken): Remove TODO_update_ssa, add
23238 (pass_update_address_taken): Just use TODO_update_address_taken.
23239 (init_tree_ssa): Do not initialize addressable_vars.
23240 (verify_ssa): Verify new VUSE / VDEF properties.
23241 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23242 Do not call verify_alias_info.
23243 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23244 Do not free the loaded and stored syms bitmaps. Reset the escaped
23245 and callused solutions. Do not free addressable_vars.
23246 Remove memory-tag related code.
23247 (warn_uninitialized_var): Aliases are always available.
23248 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23249 * lambda-code.c (can_put_in_inner_loop): Adjust.
23250 (can_put_after_inner_loop): Likewise.
23251 (perfect_nestify): Likewise.
23252 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23253 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23254 (vectorizable_conversion): Do not mark symbols for renaming.
23255 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23256 (expand_call_inline): Unlink the calls virtual operands before
23258 (tree_function_versioning): Do not call update_ssa if we are not
23259 updating clones. Simplify.
23260 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23261 (propagate_with_phi): Likewise..
23262 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23263 clobber code. Assert we are not aliased or global.
23264 * tree-flow.h: Include tree-ssa-alias.h
23265 (enum escape_type): Remove.
23266 (struct mem_sym_stats_d): Likewise.
23267 (struct mem_ref_stats_d): Likewise.
23268 (struct gimple_df): Add vop member. Remove global_var,
23269 call_clobbered_vars, call_used_vars, addressable_vars,
23270 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23271 escaped and callused members.
23272 (struct ptr_info_def): Remove all members, add points-to solution
23274 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23275 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23276 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23277 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23278 (tree-ssa-alias.o): Likewise.
23279 (toplev.o): Add tree-ssa-alias.h
23280 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23281 * gimple.c (gimple_set_bb): Fix off-by-one error.
23282 (is_gimple_reg): Do not handle memory tags.
23283 (gimple_copy): Also copy virtual operands.
23284 Delay updating the statement. Do not reset loaded and stored syms.
23285 (gimple_set_stored_syms): Remove.
23286 (gimple_set_loaded_syms): Likewise.
23287 (gimple_call_copy_skip_args): Copy the virtual operands
23288 and mark the new statement modified.
23289 * tree-ssa-structalias.c (may_alias_p): Remove.
23290 (set_uids_in_ptset): Take the alias set to prune with as
23291 parameter. Fold in the alias test of may_alias_p.
23292 (compute_points_to_sets): Compute whether a ptr is dereferenced
23293 in a local sbitmap.
23294 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23295 other ADDRESSOF constraints on the lhs.
23296 (get_constraint_for_component_ref): Assert that we don't get
23297 ADDRESSOF constraints from the base of the reference.
23298 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23299 (struct variable_info): Remove collapsed_to member.
23300 (get_varinfo_fc): Remove.
23301 (new_var_info): Do not set collapsed_to.
23302 (dump_constraint): Do not follow cycles.
23303 (dump_constraint_graph): Likewise.
23304 (build_pred_graph): Likewise.
23305 (build_succ_graph): Likewise.
23306 (rewrite_constraints): Likewise.
23307 (do_simple_structure_copy): Remove.
23308 (do_rhs_deref_structure_copy): Remove.
23309 (do_lhs_deref_structure_copy): Remove.
23310 (collapse_rest_of_var): Remove.
23311 (do_structure_copy): Re-implement.
23312 (pta_stats): New global variable.
23313 (dump_pta_stats): New function.
23314 (struct constraint_expr): Make offset signed.
23315 (UNKNOWN_OFFSET): Define special value.
23316 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23317 (solution_set_expand): New helper function split out from ...
23318 (do_sd_constraint): ... here.
23319 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23320 (do_ds_constraint): Likewise.
23321 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23322 and CALLUSED = *CALLUSED.
23323 (set_union_with_increment): Make inc argument signed.
23324 (type_safe): Remove.
23325 (get_constraint_for_ptr_offset): Handle unknown and negative
23327 (first_vi_for_offset): Handle offsets before start. Bail
23328 out early for offsets beyond the variable extent.
23329 (first_or_preceding_vi_for_offset): New function.
23330 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23331 Together with ESCAPED = *ESCAPED this properly computes reachability.
23332 (find_what_var_points_to): New function.
23333 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23334 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23335 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23336 pt_solutions_intersect): New functions.
23337 (compute_call_used_vars): Remove.
23338 (compute_may_aliases): New main entry into PTA computation.
23339 * gimple.h (gimple_p): New typedef.
23340 (struct gimple_statement_base): Remove references_memory_p.
23341 (struct gimple_statement_with_memory_ops_base): Remove
23342 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23344 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23345 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23346 gimple_set_references_memory): Remove.
23347 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23348 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23350 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23351 (verify_expr): Allow RESULT_DECL.
23352 (gimple_duplicate_bb): Do not copy virtual operands.
23353 (gimple_duplicate_sese_region): Adjust.
23354 (gimple_duplicate_sese_tail): Likewise.
23355 (mark_virtual_ops_in_region): Remove.
23356 (move_sese_region_to_fn): Do not call it.
23357 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23358 and pass_simple_dse.
23359 (execute_function_todo): Handle TODO_update_address_taken,
23360 call execute_update_addresses_taken for TODO_rebuild_alias.
23361 (execute_todo): Adjust.
23362 (execute_one_pass): Init dump files early.
23363 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23365 (create_general_new_stmt): Clear vops.
23366 * tree-ssa-reassoc.c (get_rank): Adjust.
23367 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23368 symbols for renaming.
23369 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23370 (PARAM_AVG_ALIASED_VOPS): Likewise.
23371 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23372 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23373 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23374 (operand_build_cmp, copy_virtual_operands,
23375 create_ssa_artificial_load_stmt, add_to_addressable_set,
23376 gimple_add_to_addresses_taken): Remove public functions.
23377 (unlink_stmt_vdef): New function.
23379 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23381 * config.gcc (powerpc-*-linux*): Merge variants.
23383 2009-04-02 Chao-ying Fu <fu@mips.com>
23384 James Grosbach <james.grosbach@microchip.com>
23386 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23387 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23389 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23390 keep_interrupts_masked_p, use_debug_exception_return_p.
23391 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23392 keep_interrupts_masked, use_debug_exception_return.
23393 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23394 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23396 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23397 (mips_print_operand): Process COP0 registers to print $0 .. $31
23398 correctly for GAS to process.
23399 (mips_interrupt_extra_call_saved_reg_p): New function.
23400 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23402 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23403 (mips_compute_frame_info): Add supports for interrupt context that
23404 includes doubleword accumulators and COP0 registers.
23405 (mips_for_each_saved_acc): New function.
23406 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23407 mips_for_each_saved_reg.
23408 (mips_save_reg): Save accumulators.
23409 (mips_kernel_reg_p): A new for_each_rtx callback.
23410 (mips_expand_prologue): Support interrupt handlers.
23411 (mips_restore_reg): Restore accumulators.
23412 (mips_expand_epilogue): Support interrupt handlers.
23413 (mips_can_use_return_insn): Return false for interrupt handlers.
23414 (mips_epilogue_uses): New function.
23415 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23416 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23417 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23418 cop0_move): New instructions.
23419 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23420 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23422 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23424 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23425 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23426 interrupt handlers, we use K0 as the temporary register.
23427 (EPILOGUE_USES): Change to a function call.
23428 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23429 handlers, we use K0 as the temporary register.
23431 * doc/extend.texi (Function Attributes): Document interrupt,
23432 use_shadow_register_set, keep_interrupts_masked,
23433 use_debug_exception_return for MIPS attributes.
23435 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23437 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23438 Remove a number of t-files from tmake_file.
23439 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23440 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23441 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23442 target_prototype, not TARGET_PROTOTYPE.
23443 (LINK_OS_GNU_SPEC): Define.
23444 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23445 and darwin-ldoubdle.c.
23447 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23450 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23451 (cpp_options): Ditto.
23452 (default_compilers): Ditto.
23453 (display_help): Ditto.
23454 (process_command): Ditto.
23455 (do_spec_1): Ditto.
23456 (set_input): Use lbasename instead of duplicate code.
23457 (save_temps_prefix): New static for -save-temps=obj.
23458 (save_temps_length): Ditto.
23460 * doc/invoke.texi (-save-temps=obj): Document new variant to
23461 -save-temps switch.
23463 2009-04-02 Jeff Law <law@redhat.com>
23465 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23468 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23470 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23471 * configure: Regenerated.
23473 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23475 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23476 share the argument list.
23478 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23482 2009-02-12 Diego Novillo <dnovillo@google.com>
23484 * varpool.c (debug_varpool): New.
23485 * cgraph.h (debug_varpool): Declare.
23487 2009-04-02 Jan Hubicka <jh@suse.cz>
23489 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23492 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23494 * config/i386/i386.c (ix86_abi): Move initialization to ...
23495 (override_options): Here.
23497 2009-04-02 Christian Bruel <christian.bruel@st.com>
23499 * config/sh/sh.c (sh_dwarf_register_span): New function.
23500 (TARGET_DWARF_REGISTER_SPAN): Define.
23501 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23503 2009-04-02 Ira Rosen <irar@il.ibm.com>
23505 PR tree-optimization/39595
23506 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23507 interleaved loads group is not greater than the SLP group size.
23509 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23511 * builtins.c (is_builtin_name): New.
23512 (called_as_built_in): Use is_builtin_name.
23513 * tree.h (is_builtin_name): New.
23514 * varasm.c (incorporeal_function_p): Use is_builtin_name
23516 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23518 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23520 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23523 * c-decl.c (clone_underlying_type): Move this ...
23524 * c-common.c (set_underlying_type): ... here.
23525 Also, make sure the function properly sets TYPE_STUB_DECL() on
23526 the newly created typedef variant type.
23527 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23528 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23531 2009-04-02 Richard Guenther <rguenther@suse.de>
23533 PR tree-optimization/37221
23534 * tree-flow.h (degenerate_phi_result): Declare.
23535 * tree-ssa-dom.c (degenerate_phi_result): Export.
23536 * tree-scalar-evolution.c (analyze_initial_condition): If
23537 the initial condition is defined by a degenerate PHI node
23538 use the degenerate value.
23540 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23542 PR rtl-optimization/39588
23543 * combine.c (merge_outer_ops): Do not set the constant when this
23545 (simplify_shift_const_1): Do not modify it either in this case.
23547 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23549 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23550 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23552 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23555 * c-lex.c (interpret_float): Default (no suffix) is double.
23557 2009-04-1 Xinliang David Li <davidxl@google.com>
23559 * config/i386/i386.c (legitimate_constant_p): Recognize
23560 all one vector constant.
23562 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23564 * config/vax/vax.c: Add #includes to silence warnings.
23565 Change #include order to silence two warnings.
23567 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23569 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23570 (ASM_SPEC): Pass -k to the assembler for PIC code.
23572 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23574 * config.gcc: Add vax-*-linux* to the switch.
23575 * config/vax/linux.h: New file. (TARGET_VERSION,
23576 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23578 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23580 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23581 Use predicate macros instead of GET_CODE() == foo.
23582 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23583 ashlsi3, rotrsi3, <unnamed>): Likewise.
23585 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23587 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23588 jbbccihi, jbbccisi): Remova trailing whitespace.
23589 * config/vax/constraints.md: Likewise.
23590 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23591 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23592 * config/vax/predicates.md: Likewise.
23593 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23594 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23595 * config/vax/vax.h: Likewise.
23596 * config/vax/vax.md (nonlocal_goto): Likewise.
23598 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23600 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23601 (indirectable_address_p, adjacent_operands_p): Add spaces around
23603 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23605 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23607 * config/vax/vax.c (legitimate_constant_address_p,
23608 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23609 index_term_p, reg_plus_index_p, legitimate_address_p,
23610 vax_mode_dependent_address_p): Update comments to match functions
23611 modified by the recent int->bool conversion.
23613 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23615 * config/vax/builtins.md: Update copyright message.
23616 * config/vax/constraints.md: Likewise.
23617 * config/vax/netbsd-elf.h: Likewise.
23618 * config/vax/predicates.md: Likewise.
23619 * config/vax/vax-protos.h: Likewise.
23620 * config/vax/vax.c: Likewise.
23621 * config/vax/vax.h: Likewise.
23622 * config/vax/vax.md: Likewise.
23623 * config/vax/vax.opt: Likewise.
23625 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23627 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23628 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23629 * config/vax/constraints.md (B, R): Likewise.
23630 * config/vax/predicates.md (external_memory_operand,
23631 nonimmediate_addsub_di_operand): Likewise.
23632 * config/vax/vax.c (vax_output_int_add): Likewise.
23633 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23634 untyped_call): Likewise.
23636 2009-04-01 Matt Thomas <matt@3am-software.com>
23638 * config/vax/predicates.md: New file.
23639 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23640 external_const_operand, nonsymbolic_operand, external_memory_operand,
23641 indirect_memory_operand, indexed_memory_operand,
23642 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23643 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23645 * config/vax/constraints.md: New file.
23646 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23648 * config/vax/builtins.md: New file.
23649 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23650 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23652 * config/vax/vax.opt (mqmath): Add option.
23653 * config/vax/vax.md (isfx): Extend with DI.
23654 (VAXintQH, VAXintQHSD): Define.
23655 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23656 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23657 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23658 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23659 (movdi): Update constraints and use vax_output_int_move().
23660 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23661 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23662 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23663 nonlocal_goto): New.
23664 (mov<mode>): Extend accepted operand types.
23665 (subdi3_old): Rename from subdi3, change update constraints and use
23666 a new implementation.
23667 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23668 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23669 MOVE_RATIO, CLEAR_RATIO): Define.
23670 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23671 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23672 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23673 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23674 (split_quadword_operands): Make static and really allow variable
23676 (print_operand_address): Update for PIC generation.
23677 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23678 indexable_address_p, fixup_mathdi_operand,
23679 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23680 (vax_float_literal, legitimate_constant_p,
23681 indirectable_constant_address_p, index_term_p,
23682 reg_plus_index_p): Return bool instead of int.
23683 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23685 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23687 (vax_output_conditional_branch): Indent.
23688 (legitimate_constant_address_p, indirectable_constant_address_p,
23689 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23690 vax_mode_dependent_address_p): Return bool instead of int, update for
23692 * config/vax/vax-protos.h (legitimate_constant_address_p,
23693 legitimate_constant_p, legitimate_address_p,
23694 vax_mode_dependent_address_p): Change declaration to bool.
23695 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23696 vax_expand_addsub_di_operands, vax_output_int_subtract,
23697 vax_output_movmemsi): Declare.
23698 (split_quadword_operands, vax_float_literal): Delete declaration.
23699 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23700 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23701 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23702 ASM_OUTPUT_DWARF_PCREL): Define.
23703 (ASM_SPEC): Change definition to allow PIC generation.
23705 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23707 * doc/sourcebuild.texi: Update front-end requirements.
23709 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23712 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23713 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23714 (booldi3_internal3): Use boolean_or_operator instead of
23717 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23720 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23721 declarator whose size is not an integer constant expression but
23722 folds to an integer constant, then treat it as a constant
23725 2009-04-01 Richard Guenther <rguenther@suse.de>
23727 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23728 i * 4 + 2 to (i * 2 + 1) * 2.
23730 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23733 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23734 return if c_parser_asm_string_literal returned NULL.
23736 2009-04-01 Nick Clifton <nickc@redhat.com>
23738 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23740 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23741 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23742 other typedefs to avoid conflicts with libgcc2.c. Define labels
23743 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23745 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23746 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23749 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23751 * varasm.c (default_function_rodata_section): Declare DOT as
23754 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23755 Andrey Galkin <agalkin@hypercom.com>
23758 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23759 Make object_name unique for each process.
23761 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23764 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23765 addressable variables in the parallel that could go out of scope while
23766 running queued tasks.
23768 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23770 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23771 (CASE_VALUES_THRESHOLD): Redefine.
23772 * config/avr/avr.c (avr_override_options): Remove initialization of
23773 avr_case_values_threshold variable.
23774 (avr_case_values_threshold): Remove variable. Add new function.
23775 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23776 * config/avr/avr.opt (mno-tablejump): Remove option.
23777 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23779 2009-04-01 DJ Delorie <dj@redhat.com>
23781 * varasm.c (default_function_rodata_section): Don't assume
23782 anything about where the first '.' in the section name is.
23784 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23786 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23787 rs6000_emit_stack_tie.
23789 2009-03-31 Ian Lance Taylor <iant@google.com>
23791 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23792 gimple_code with GIMPLE_RESX, not RESX.
23794 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23796 * c-common.c (c_get_ident): New.
23797 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23799 2009-04-01 Ben Elliston <bje@au.ibm.com>
23801 * config/rs6000/sysv4.opt (msdata): Improve option description.
23803 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23805 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23806 (divdf3_internal_lat): Remove.
23807 (divxf3_internal_lat): Remove.
23808 (divxf3_internal_thr): Remove.
23809 (divxf): Use divxf3_internal.
23810 * config/ia64/div.md (divsf3_internal_lat): New.
23811 (divdf3_internal_lat): New.
23812 (divxf3_internal): New.
23814 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23817 * Makefile.in (USE_GCC_STDINT): Define.
23818 (stmp-int-hdrs): Install stdint.h if applicable.
23819 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23821 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23822 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23823 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23824 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23825 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23826 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23827 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23828 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23829 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23830 (c_common_nodes_and_builtins): Initialize
23831 underlying_wchar_type_node. Do not initialize
23832 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23833 nodes for new types.
23834 (c_stddef_cpp_builtins): Define macros for new types.
23835 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23837 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23838 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23839 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23840 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23841 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23842 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23843 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23844 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23845 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23846 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23847 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23848 int16_type_node, int32_type_node, int64_type_node,
23849 uint8_type_node, uint16_type_node, c_uint32_type_node,
23850 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23851 int_least32_type_node, int_least64_type_node,
23852 uint_least8_type_node, uint_least16_type_node,
23853 uint_least32_type_node, uint_least64_type_node,
23854 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23855 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23856 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23857 uintptr_type_node): Define.
23858 * c-cppbuiltin.c (builtin_define_constants,
23859 builtin_define_type_minmax): New.
23860 (builtin_define_stdint_macros): Define more macros.
23861 (c_cpp_builtins): Define more limit macros.
23862 (type_suffix): New.
23863 (builtin_define_type_max): Define in terms of
23864 builtin_define_type_minmax. Remove is_long parameter. All
23866 * config.gcc (use_gcc_stdint): Define.
23867 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23868 Add newlib-stdint.h for generic targets.
23869 * config/glibc-stdint.h, config/newlib-stdint.h,
23870 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23871 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23872 * config/score/score.h (UINTPTR_TYPE): Define.
23873 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23874 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23875 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23876 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23877 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23878 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23879 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23880 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23881 * config/spu/spu.h (STDINT_LONG32): Define.
23882 * configure.ac (use_gcc_stdint): Substitute.
23883 * configure: Regenerate.
23884 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23885 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23886 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23887 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23888 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23889 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23890 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23891 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23892 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23893 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23894 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23895 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23896 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23897 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23898 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23899 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23900 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23901 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23902 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23903 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23904 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23905 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23906 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23907 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23908 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23909 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23910 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23911 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23912 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23914 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23916 * loop-iv.c (suitable_set_for_replacement): Renamed from
23917 simplify_using_assignment; changed to return bool and to accept new
23918 args DEST and SRC. Return true iff we find a source/destination pair
23919 that can be used to make a replacement, and fill SRC and DEST if so.
23920 Remove arg ALTERED. Don't deal with altered regs here. All callers
23922 (simplify_using_initial_values): Deal with altered regs here and track
23923 more precisely the effect they have on the validity of our expression.
23925 * loop-iv.c (simplify_using_condition): A condition of the form
23926 (EQ REG CONST) can be used to simply make a substitution.
23927 (simplify_using_initial_values): Keep track of conditions we have seen
23928 and keep using them to simplify new expressions, while applying the
23929 same substitutions to them as to the expression.
23931 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23932 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23935 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23936 changed. Use this when trying to improve the upper bound.
23937 Generate the comparison by using simplify_gen_relational.
23939 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23941 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23943 (simplify_using_assignment, simplify_using_initial_values): Call
23944 replace_in_expr to make replacements. Call replace_single_def_regs
23945 once on the initial version of the expression.
23947 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23950 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23952 2009-03-31 Richard Guenther <rguenther@suse.de>
23954 PR middle-end/31029
23955 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23956 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23958 2009-03-31 Richard Guenther <rguenther@suse.de>
23960 * tree.h (div_if_zero_remainder): Declare.
23961 * fold-const.c (div_if_zero_remainder): Export.
23962 * tree-ssa-forwprop.c
23963 (forward_propagate_addr_into_variable_array_index): Handle
23964 constant array index addition outside of the variable index.
23966 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23969 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23970 define_splits, floatunssi<mode>2): Require x87 conversions from
23971 DImode to be permitted.
23973 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23975 PR preprocessor/15638
23976 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23978 2009-03-31 Richard Guenther <rguenther@suse.de>
23980 PR middle-end/23401
23981 PR middle-end/27810
23982 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23983 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23984 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23985 a separate statement.
23986 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23987 (lookup_tmp_var): Likewise.
23988 (is_gimple_formal_tmp_or_call_rhs): Remove.
23989 (is_gimple_reg_or_call_rhs): Rename to ...
23990 (is_gimple_reg_rhs_or_call): ... this.
23991 (is_gimple_mem_or_call_rhs): Rename to ...
23992 (is_gimple_mem_rhs_or_call): ... this.
23993 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23994 DECL_GIMPLE_REG_P only if is_formal is true.
23995 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23996 for non-proper post-modify expression gimplification.
23997 (gimplify_self_mod_expr): For post-modify expressions gimplify
23998 the lvalue to a minimal lvalue.
23999 (rhs_predicate_for): Remove formal temp case.
24000 (gimplify_modify_expr_rhs): Likewise.
24001 (gimplify_addr_expr): Use is_gimple_reg.
24002 (gimplify_expr): Remove formal temp cases.
24003 (gimple_regimplify_operands): Likewise.
24004 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24005 and FILTER_EXPR like constants.
24006 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24008 (is_gimple_formal_tmp_rhs): Remove.
24009 (is_gimple_reg_rhs): Remove special casing.
24010 (is_gimple_mem_rhs): Fix.
24011 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24012 (is_gimple_formal_tmp_var): Remove.
24013 (is_gimple_formal_tmp_reg): Likewise.
24014 (is_gimple_min_lval): Allow invariant component ref parts.
24015 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24016 is_gimple_formal_tmp_reg): Remove declarations.
24017 * tree-cfg.c (verify_expr): Verify that variables with address
24018 taken do not have DECL_GIMPLE_REG_P set.
24019 * tree-mudflap.c (mf_build_check_statement_for): Use
24020 force_gimple_operand instead of gimplify_expr.
24022 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24024 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24025 schedulable rows to compute_split_row.
24027 2009-03-31 Ben Elliston <bje@au.ibm.com>
24030 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24033 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24035 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24036 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24037 * configure: Regenerate.
24038 * config.in: Regenerate.
24039 * config/rs6000/rs6000.opt (mtls-markers): Add.
24040 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24041 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24042 (tls_ld_aix, tls_ld_sysv): Likewise.
24043 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24044 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24046 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24048 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24050 2009-03-30 Jan Hubicka <jh@suse.cz>
24052 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24054 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24055 detection and label handling.
24057 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24059 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24060 left_conflicts_size.
24061 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24062 ALLOCNO_LEFT_CONFLICTS_SIZE.
24064 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24065 remove_allocno_from_bucket_and_push,
24066 allocno_spill_priority_compare, push_allocnos_to_stack,
24067 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24068 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24069 (setup_allocno_left_conflicts_num): Ditto. Rename to
24070 setup_allocno_left_conflicts_size.
24071 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24072 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24073 setup_allocno_left_conflicts_size instead of
24074 setup_allocno_left_conflicts_num.
24076 * ira-build.c (ira_create_allocno): Use
24077 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24078 ALLOCNO_LEFT_CONFLICTS_NUM.
24080 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24082 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24083 instead of DF_LR_OUT.
24085 * ira-lives.c (process_bb_node_lives): Ditto.
24087 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24088 instead of DF_LR_{OUT,IN}.
24090 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24092 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24094 2009-03-30 Jan Hubicka <jh@suse.cz>
24096 * except.c (label_to_region_map): Fix thinko.
24098 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24100 PR middle-end/38237
24101 * tree.h (tree_find_value): New declaration.
24102 * tree.c (tree_find_value): New function.
24103 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24105 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24108 * c-decl.c (struct c_binding): Add locus field.
24109 (bind): Add locus argument, set locus field from it.
24110 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24111 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24112 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24113 implicitly_declare, undeclared_variable, lookup_label,
24114 declare_label, c_make_fname_decl, c_builtin_function,
24115 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24118 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24121 * config/i386/i386.c (classify_argument): Check total size of
24124 2009-03-30 Martin Jambor <mjambor@suse.cz>
24126 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24127 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24128 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24131 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24132 seen_variable_array_ref while also traversing a union.
24134 * tree-inline.c (optimize_inline_calls): Do not call
24135 cgraph_node_remove_callees.
24136 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24137 (pass_remove_cgraph_callee_edges): New variable.
24138 * passes.c (init_optimization_passes): Add
24139 pass_remove_cgraph_callee_edges after early inlining and before all
24140 late intraprocedural passes.
24142 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24144 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24146 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24147 Fix typos in names.
24149 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24151 * combine.c (simplify_comparison): Use have_insn_for.
24152 * dojump.c (do_jump): Likewise.
24154 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24156 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24157 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24158 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24159 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24160 instead of sparc_compare_emitted.
24161 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24162 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24163 instead of sparc_compare_emitted.
24165 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24167 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24168 enter/exit cfglayout mode.
24169 (pass_partition_block): Require it.
24170 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24171 (combine_instructions): Track basic blocks instead of labels.
24172 (update_cfg_for_uncondjump): New.
24173 (try_combine): Use it. Update jumps after rescanning.
24174 (pass_combine): Require PROP_cfglayout.
24175 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24177 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24179 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24180 Provide/destroy PROP_cfglayout respectively.
24181 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24182 * tree-pass.h (PROP_cfglayout): New.
24184 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24186 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24187 fold_convert_const_fixed_from_fixed,
24188 fold_convert_const_fixed_from_int,
24189 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24190 set TREE_CONSTANT_OVERFLOW.
24191 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24192 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24194 2009-03-30 Ira Rosen <irar@il.ibm.com>
24196 * tree-vect-loop-manip.c: New file.
24197 * tree-vectorizer.c: Update documentation and included files.
24198 (vect_loop_location): Make extern.
24199 (rename_use_op): Move to tree-vect-loop-manip.c
24200 (rename_variables_in_bb, rename_variables_in_loop,
24201 slpeel_update_phis_for_duplicate_loop,
24202 slpeel_update_phi_nodes_for_guard1,
24203 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24204 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24205 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24206 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24207 find_loop_location): Likewise.
24208 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24209 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24210 get_vectype_for_scalar_type, vect_is_simple_use,
24211 supportable_widening_operation, supportable_narrowing_operation):
24213 (bb_in_loop_p): Move to tree-vect-loop.c.
24214 (new_loop_vec_info, destroy_loop_vec_info,
24215 reduction_code_for_scalar_code, report_vect_op,
24216 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24217 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24218 (vect_supportable_dr_alignment): Likewise.
24219 * tree-vectorizer.h (tree-data-ref.h): Include.
24220 (vect_loop_location): Declare.
24221 Reorganize function declarations according to the new file structure.
24222 * tree-vect-loop.c: New file.
24223 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24224 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24225 * tree-vect-data-refs.c: New file.
24226 * tree-vect-patterns.c (timevar.h): Don't include.
24227 * tree-vect-stmts.c: New file.
24228 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24229 tree-vect-slp.c, tree-vect-loop.c.
24230 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24231 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24232 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24233 (tree-vect-analyze.o): Remove.
24234 (tree-vect-transform.o): Likewise.
24235 (tree-vect-data-refs.o): Add rule.
24236 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24237 tree-vect-slp.o): Likewise.
24238 (tree-vect-patterns.o): Remove redundant dependencies.
24239 (tree-vectorizer.o): Likewise.
24240 * tree-vect-slp.c: New file.
24242 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24244 * optc-gen.awk: Warn if an option flag has multiple different
24247 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24249 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24250 -floop-block): Document dependences on PPL, CLooG and Graphite.
24252 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24254 PR rtl-optimization/323
24255 * c-common.c (c_fully_fold, convert_and_check,
24256 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24257 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24258 * c-common.def (EXCESS_PRECISION_EXPR): New.
24259 * c-cppbuiltin.c (builtin_define_float_constants): Define
24260 constants with enough digits for long double.
24261 * c-lex.c (interpret_float): Interpret constant with excess
24262 precision where appropriate.
24263 * c-opts.c (c_common_post_options): Set
24264 flag_excess_precision_cmdline. Give an error for
24265 -fexcess-precision=standard for C++ for processors where the
24266 option is significant.
24267 * c-parser.c (c_parser_conditional_expression): Handle excess
24268 precision in condition.
24269 * c-typeck.c (convert_arguments): Handle arguments with excess
24271 (build_unary_op): Move excess precision outside operation.
24272 (build_conditional_expr): Likewise.
24273 (build_compound_expr): Likewise.
24274 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24275 (build_modify_expr): Handle excess precision in RHS.
24276 (convert_for_assignment): Handle excess precision in converted
24278 (digest_init, output_init_element, process_init_element): Handle
24279 excess precision in initializer.
24280 (c_finish_return): Handle excess precision in return value.
24281 (build_binary_op): Handle excess precision in operands and add
24282 excess precision as needed for operation.
24283 * common.opt (-fexcess-precision=): New option.
24284 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24285 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24286 For standard excess precision, output explicit conversion to and
24287 truncation from XFmode.
24288 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24289 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24290 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24291 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24292 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24293 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24294 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24295 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24296 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24297 define_splits, sqrt<mode>2): Disable where appropriate for
24298 standard excess precision.
24299 * convert.c (convert_to_real): Do not shorten arithmetic to type
24300 for which excess precision would be used.
24301 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24302 * doc/invoke.texi (-fexcess-precision=): Document option.
24303 (-mfpmath=): Correct index entry.
24304 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24305 flag_excess_precision): New.
24306 * langhooks.c (lhd_post_options): Set
24307 flag_excess_precision_cmdline.
24308 * opts.c (common_handle_option): Handle -fexcess-precision=.
24309 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24310 init_excess_precision): New.
24311 (lang_dependent_init_target): Call init_excess_precision.
24312 * tree.c (excess_precision_type): New.
24313 * tree.h (excess_precision_type): Declare.
24315 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24318 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24319 non-lvalue to component.
24321 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24323 PR preprocessor/34695
24324 * Makefile.in (c-opts.o): Depend on c-tree.h.
24325 * c-common.c: Move down include of diagnostic.h.
24326 (done_lexing, c_cpp_error): New.
24327 * c-common.h (done_lexing): Declare.
24328 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24330 * c-opts.c: Include c-tree.h.
24331 (c_common_init_options): Set preprocessor error callback.
24332 (c_common_handle_option): Do not set preprocessor
24333 inhibit_warnings, warnings_are_errors, warn_system_headers,
24334 pedantic_errors or inhibit_warnings flags.
24335 (c_common_post_options): Do not check cpp_errors (parse_in).
24336 (c_common_finish): Do not output dependencies if there were
24337 errors. Do not check return value of cpp_finish.
24338 * c-ppoutput.c (pp_file_change): Set input_location.
24339 * c-tree.h (c_cpp_error): Declare.
24340 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24342 (diagnostic_build_prefix): Check override_column.
24343 * diagnostic.h (diagnostic_info): Add override_column field.
24344 (diagnostic_override_column): Define.
24346 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24348 * c-common.c (c_expand_expr, c_staticp): Remove.
24349 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24350 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24351 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24352 * c-gimplify.c (gimplify_compound_literal_expr,
24353 optimize_compound_literals_in_ctor): Remove.
24354 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24355 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24356 * c-semantics.c (emit_local_var): Remove.
24358 * langhooks-def.h (lhd_expand_expr): Remove.
24359 * langhooks.c (lhd_expand_expr): Remove.
24360 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24362 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24363 handling from c-semantics.c; don't call into langhook.
24364 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24365 * gimplify.c (gimplify_compound_literal_expr,
24366 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24367 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24368 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24369 as was done in c-gimplify.c.
24370 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24371 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24372 Move from c-common.h.
24373 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24375 * tree.c (staticp): Do not call langhook.
24376 * langhooks.c (lhd_staticp): Delete.
24377 * langhooks-def.h (lhd_staticp): Delete prototype.
24378 (LANG_HOOKS_STATICP): Delete.
24379 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24381 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24382 instead of DECL_STMTs.
24384 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24392 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24394 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24395 contained expression.
24396 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24397 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24398 conditional expressions for C.
24399 (decl_constant_value_for_optimization): Move from
24400 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24401 whether optimizing and that the expression is a VAR_DECL not of
24402 array type instead of doing such checks in the caller. Do not
24403 check pedantic. Call gcc_unreachable for C++.
24404 * c-common.def (C_MAYBE_CONST_EXPR): New.
24405 * c-common.h (c_fully_fold, c_save_expr,
24406 decl_constant_value_for_optimization): New prototypes.
24407 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24408 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24409 EXPR_INT_CONST_OPERANDS): Define.
24410 * c-convert.c (convert): Strip nops from expression.
24411 * c-decl.c (groktypename): Take extra parameters expr and
24412 expr_const_operands. Update call to grokdeclarator.
24413 (start_decl): Update call to grokdeclarator. Add statement for
24414 expressions used in type of decl.
24415 (grokparm): Update call to grokdeclarator.
24416 (push_parm_decl): Update call to grokdeclarator.
24417 (build_compound_literal): Add parameter non_const and build a
24418 C_MAYBE_COSNT_EXPR if applicable.
24419 (grokdeclarator): Take extra parameters expr and
24420 expr_const_operands. Track expressions used in declaration
24421 specifiers and declarators. Fold array sizes and track whether
24422 they are constant expressions and whether they are integer
24423 constant expressions.
24424 (parser_xref_tag): Set expr and expr_const_operands fields in
24426 (grokfield): Update call to grokdeclarator.
24427 (start_function): Update call to grokdeclarator.
24428 (build_null_declspecs): Set expr and expr_const_operands fields in
24430 (declspecs_add_type): Handle expressions in typeof specifiers.
24431 * c-parser.c (c_parser_declspecs): Set expr and
24432 expr_const_operands fields for declaration specifiers.
24433 (c_parser_enum_specifier): Likewise.
24434 (c_parser_struct_or_union_specifier): Likewise.
24435 (c_parser_typeof_specifier): Likewise. Update call to
24436 groktypename. Fold expression as needed. Return expressions with
24437 type instead of adding statements.
24438 (c_parser_attributes): Update calls to c_parser_expr_list.
24439 (c_parser_statement_after_labels): Fold expression before passing
24440 to objc_build_throw_stmt.
24441 (c_parser_condition): Fold expression.
24442 (c_parser_asm_operands): Fold expression.
24443 (c_parser_conditional_expression): Use c_save_expr. Update call
24444 to build_conditional_expr.
24445 (c_parser_alignof_expression): Update call to groktypename.
24446 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24447 original_code. Fold expression argument of va_arg. Create
24448 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24449 argument to va_arg. Update calls to groktypename. Fold array
24450 index for offsetof. Verify that first argument to
24451 __builtin_choose_expr has integer type.
24452 (c_parser_postfix_expression_after_paren_type): Update calls to
24453 groktypename and build_compound_literal. Handle expressions with
24454 side effects in type name.
24455 (c_parser_postfix_expression_after_primary): Update call to
24456 c_parser_expr_list. Set original_code for calls to
24457 __builtin_constant_p.
24458 (c_parser_expr_list): Take extra parameter fold_p. Fold
24459 expressions if requested.
24460 (c_parser_objc_type_name): Update call to groktypename.
24461 (c_parser_objc_synchronized_statement): Fold expression.
24462 (c_parser_objc_receiver): Fold expression.
24463 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24464 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24465 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24466 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24467 (struct c_typespec): Add elements expr and expr_const_operands.
24468 (struct c_declspecs): Add elements expr and expr_const_operands.
24469 (groktypename, build_conditional_expr, build_compound_literal):
24471 (in_late_binary_op): Declare.
24472 * c-typeck.c (note_integer_operands): New function.
24473 (in_late_binary_op): New variable.
24474 (decl_constant_value_for_broken_optimization): Move to c-common.c
24475 and rename to decl_constant_value_for_optimization.
24476 (default_function_array_conversion): Do not strip nops.
24477 (default_conversion): Do not call
24478 decl_constant_value_for_broken_optimization.
24479 (build_array_ref): Do not fold result.
24480 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24481 result when operand is a VLA.
24482 (c_expr_sizeof_type): Update call to groktypename. Handle
24483 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24484 result when operand names a VLA type.
24485 (build_function_call): Update call to build_compound_literal.
24486 Only fold result for calls to __builtin_* functions. Strip
24487 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24488 the function designator.
24489 (convert_arguments): Fold arguments. Update call to
24490 convert_for_assignment.
24491 (build_unary_op): Handle increment and decrement of
24492 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24493 decrement earlier. Fold operand of increment and decrement.
24494 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24495 built for integer operand. Wrap returns that are INTEGER_CSTs
24496 without being integer constant expressions or that have integer
24497 constant operands without being INTEGER_CSTs.
24498 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24499 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24500 result is an integer constant expression or can be used in
24501 unevaluated parts of one and avoid folding and wrap as
24502 appropriate. Fold operands before possibly doing -Wsign-compare
24504 (build_compound_expr): Wrap result for C99 if operands can be used
24505 in integer constant expressions.
24506 (build_c_cast): Update call to digest_init. Do not ignore
24507 overflow from casting floating-point constants to integers. Wrap
24508 results that could be confused with integer constant expressions,
24509 null pointer constants or floating-point constants.
24510 (c_cast_expr): Update call to groktypename. Handle expressions
24511 included in type name.
24512 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24513 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24514 Update calls to convert_for_assignment.
24515 (convert_for_assignment): Take new parameter
24516 null_pointer_constant. Do not strip nops or call
24517 decl_constant_value_for_broken_optimization. Set
24518 in_late_binary_op for conversions to boolean.
24519 (store_init_value): Update call to digest_init.
24520 (digest_init): Take new parameter null_pointer_constant. Do not
24521 call decl_constant_value_for_broken_optimization. pedwarn for
24522 initializers not constant expressions. Update calls to
24523 convert_for_assignment.
24524 (constructor_nonconst): New.
24525 (struct constructor_stack): Add nonconst element.
24526 (really_start_incremental_init, push_init_level, pop_init_level):
24527 Handle constructor_nonconst and nonconst element.
24528 (set_init_index): Call constant_expression_warning for array
24530 (output_init_element): Fold value. Set constructor_nonconst as
24531 applicable. pedwarn for initializers not constant expressions.
24532 Update call to digest_init. Call constant_expression_warning
24533 where constant initializers are required.
24534 (process_init_element): Use c_save_expr.
24535 (c_finish_goto_ptr): Fold expression.
24536 (c_finish_return): Fold return value. Update call to
24537 convert_for_assignment.
24538 (c_start_case): Fold switch expression.
24539 (c_process_expr_stmt): Fold expression.
24540 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24541 ensure statement expression is not evaluated in constant expression.
24542 (build_binary_op): Track whether results are integer constant
24543 expressions or may occur in such, disable folding and wrap results
24544 as applicable. Fold operands for -Wsign-compare warnings unless
24546 (c_objc_common_truthvalue_conversion): Handle results folded to
24547 integer constants that are not integer constant expressions.
24548 * doc/extend.texi: Document when typeof operands are evaluated,
24549 that condition of __builtin_choose_expr is an integer constant
24550 expression, and more about use of __builtin_constant_p in
24553 2009-03-29 Richard Guenther <rguenther@suse.de>
24555 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24556 propagate addresses of array references.
24558 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24560 * regmove.c (perhaps_ends_bb_p): Remove.
24561 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24562 from INSN and check that the main loop stays within that basic block.
24563 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24564 (regmove_forward_pass): Split out from regmove_optimize. Use
24565 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24566 (regmove_backward_pass): Split out from regmove_optimize. Use
24567 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24568 (regmove_optimize): Simplify.
24570 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24573 * config/i386/i386.c (classify_argument): Ignore flexible array
24574 member in struct and warn ABI change.
24576 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24578 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24580 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24581 (ix86_adjust_cost): Updated.
24583 2009-03-29 Jan Hubicka <jh@suse.cz>
24585 PR middle-end/28850
24586 * tree-pass.h (pass_cleanup_eh): New function.
24587 (remove_unreachable_regions): Break code handling RTL
24588 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24589 that can not be reached by runtime.
24590 (can_be_reached_by_runtime): New function.
24591 (label_to_region_map): New function.
24592 (num_eh_regions): New function.
24593 (rtl_remove_unreachable_regions): New function.
24594 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24595 (remove_eh_region): New function.
24596 * except.h: Include sbitmap and vecprim.
24597 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24598 num_eh_regions): Declare.
24599 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24600 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24601 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24602 (tree_empty_eh_handler_p): New function.
24603 (cleanup_empty_eh): New function.
24604 (cleanup_eh): New function.
24605 (pass_cleanup_eh): New function.
24607 2009-03-29 Jan Hubicka <jh@suse.cz>
24609 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24610 for removed regions.
24612 2009-03-29 Jan Hubicka <jh@suse.cz>
24614 * except.c (dump_eh_tree): Dump all datastructures.
24616 2009-03-29 Jan Hubicka <jh@suse.cz>
24618 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24619 (duplicate_eh_regions_1): Likewise.
24620 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24621 vector; call EH verification.
24622 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24623 Be ready for region being removed.
24625 2009-03-29 Jan Hubicka <jh@suse.cz>
24627 * bitmap.c (bitmap_last_set_bit): New function.
24628 * bitmap.h (bitmap_last_set_bit): Declare.
24630 2009-03-29 David Ayers <ayers@fsfe.org>
24633 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24634 by calling objc_compare_types and surpress warnings about
24635 incompatible C pointers that are compatible ObjC pointers.
24637 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24639 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24640 call initialize_inline_failed.
24641 (initialize_inline_failed): Move it from here ...
24642 * cgraph.c (initialize_inline_failed): ... to here.
24643 (cgraph_create_edge): Call initialize_inline_failed rather than
24644 setting inline_failed directly.
24646 2009-03-29 Ben Elliston <bje@au.ibm.com>
24649 * sysv4.opt (msdata): Improve comment.
24650 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24651 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24653 2009-03-29 Ben Elliston <bje@au.ibm.com>
24656 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24657 load and store attributes.
24659 2009-03-29 Ben Elliston <bje@au.ibm.com>
24661 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24662 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24663 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24664 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24665 __builtin_infq and __builtin_huge_valq.
24667 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24669 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24671 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24672 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24674 2009-03-28 Xinliang David Li <davidxl@google.com>
24676 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24677 (do_dbg_cnt): New function.
24679 2009-03-28 Jan Hubicka <jh@suse.cz>
24681 Merge from pretty-ipa:
24683 2009-03-27 Jan Hubicka <jh@suse.cz>
24685 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24686 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24687 * passes.c (function_called_by_processed_nodes_p): New.
24688 * ipa-pure-const.c (check_call): Fix handling of operands.
24689 (analyze_function): Dump debug output for skipped bodies.
24690 (local_pure_const): Use function_called_by_processed_nodes_p.
24691 * dwarf2out.c (reference_to_unused): Use output.
24692 * passes.c (do_per_function_toporder): Likewise.
24694 2008-11-12 Jan Hubicka <jh@suse.cz>
24696 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24697 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24698 state_set_in_source enum
24699 (check_decl): Ignore memory tags; do not set fake looping flags;
24701 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24702 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24703 (check_call, analyze_function): Rewrite.
24705 (add_new_function): Update call of analyze_function.
24706 (generate_summary): Add call of analyze_function.
24707 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24708 (local_pure_const): New function.
24709 (pass_local_pure_const): New pass.
24710 * ipa-inline.c (inline_transform): Set after_inlining.
24711 * tree-eh.c (stmt_can_throw_external): New.
24712 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24713 work with aliasing built.
24714 * tree-flow.h (stmt_can_throw_external): New.
24715 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24716 and local pure/const pass in early and late optimization queue.
24718 2009-03-28 Martin Jambor <mjambor@suse.cz>
24720 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24722 (fold_binary): Allow function decl aligment consideration is the
24723 second argument is integer constant one.
24724 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24725 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24726 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24728 2009-03-28 Jan Hubicka <jh@suse.cz>
24730 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24731 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24732 * function.h (rtl_data): Add nothrow flag.
24733 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24734 set DECL_NOTHROW for AVAILABLE functions.
24736 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24738 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24739 following vector keyword has expansion starting with pixel or bool
24740 keyword, expand vector to __vector and pixel or bool to __pixel or
24744 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24745 warn_if_disallowed_function_p): Removed.
24746 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24747 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24748 warning_if_disallowed_function_p.
24749 * flags.h (warn_if_disallowed_function_p,
24750 warn_disallowed_functions): Removed.
24751 * common.opt (Wdisallowed-function-list=): Removed.
24752 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24754 2009-03-28 Richard Guenther <rguenther@suse.de>
24756 PR tree-optimization/38723
24757 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24760 2009-03-28 Jan Hubicka <jh@suse.cz>
24762 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24763 test introduced by my previous patch.
24765 2009-03-28 Richard Guenther <rguenther@suse.de>
24767 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24768 the PHIs value undefined.
24770 2009-03-28 Jan Hubicka <jh@suse.cz>
24772 * tree-pass.h (pass_fixup_cfg): New pass.
24773 * ipa-inline.c (inline_transform): Set
24774 always_inline_functions_inlined/after_inlining.
24775 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24776 (pass_fixup_cfg): New pass.
24777 * passes.c (init_optimization_passes): Add fixup_cfg.
24779 2009-03-28 Richard Guenther <rguenther@suse.de>
24781 PR tree-optimization/38458
24782 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24783 argument use the arguments copy-of value.
24785 2009-03-28 Richard Guenther <rguenther@suse.de>
24787 PR tree-optimization/38180
24788 * tree-ssa-ccp.c (get_default_value): Simplify.
24789 (likely_value): Likewise.
24790 (surely_varying_stmt_p): Properly handle VOP case.
24791 (ccp_initialize): Likewise.
24792 (ccp_fold): Handle propagating through *&.
24793 (fold_const_aggregate_ref): Also handle decls.
24795 2009-03-28 Jan Hubicka <jh@suse.cz>
24797 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24798 * cgraph.h (cgraph_node): Likewise.
24799 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24800 (cgraph_reset_node): Use process flag.
24801 (cgraph_mark_functions_to_output): Likewise.
24802 (cgraph_expand_function): Likewise.
24803 (cgraph_expand_all_functions): Likewise.
24804 (cgraph_output_in_order): Likewise.
24805 * dwarf2out.c (reference_to_unused): Likewise.
24806 * passes.c do_per_function_toporder): Likewise.
24808 2009-03-28 Jan Hubicka <jh@suse.cz>
24810 Bring from lto-branch:
24812 2008-09-03 Doug Kwan <dougkwan@google.com>
24814 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24815 enums instead of reason strings.
24816 * cgraph.c (cgraph_create_edge): Same.
24817 (cgraph_inline_failed_string): New function.
24818 * cgraph.h (cgraph_inline_failed_t): New enum type.
24819 (cgraph_inline_failed_string): New prototype.
24820 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24821 char pointer to cgraph_inline_failed_t.
24822 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24823 (cgraph_default_inline_p): Ditto.
24824 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24825 to cgraph_inline_failed_t pointer.
24826 * cif-code.def: New file.
24827 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24829 (cgraph_check_inline_limits): Change type of REASON to pointer to
24830 cgraph_inline_failed_t. Replace reason strings with enums.
24831 (cgraph_default_inline_p): Ditto.
24832 (cgraph_recursive_inlining_p): Ditto.
24833 (update_caller_keys): Change type of FAILED_REASON to
24834 cgraph_inline_failed_t.
24835 (cgraph_set_inline_failed): Change type of REASON to pointer to
24836 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24837 convert enums to strings for text output.
24838 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24839 to be of type cgraph_inline_failed_t. Replace reason strings with
24840 enums. Call cgraph_inline_failed_string to covert enums
24841 to strings for text output.
24842 (cgraph_decide_inlining): Replace reason strings with enums.
24843 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24844 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24846 * tree-inline.c (expand_call_inline): Change type of REASON
24847 to cgraph_inline_failed_t. Replace reason strings with enums.
24848 Call cgraph_inline_failed_string for text output.
24849 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24852 2009-03-28 Jan Hubicka <jh@suse.cz>
24854 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24855 cgraph_clone_node): Remove master clone handling.
24856 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24857 * cgraph.h (master_clone): Remove.
24858 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24859 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24860 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24862 2009-03-28 Jan Hubicka <jh@suse.cz>
24864 * cgraph.c (cgraph_function_body_availability): Functions declared
24865 inline are always safe to assume that it is not going to be replaced.
24867 2009-03-28 Richard Guenther <rguenther@suse.de>
24869 PR tree-optimization/38513
24870 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24871 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24872 EXC_PTR_EXPR and FILTER_EXPR.
24873 (get_ref_from_reference_ops): Likewise.
24875 2009-03-28 Richard Guenther <rguenther@suse.de>
24877 PR tree-optimization/38968
24878 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24879 Use FLOOR_MOD_EXPR to compute misalignment.
24881 2009-03-28 Richard Guenther <rguenther@suse.de>
24883 PR tree-optimization/37795
24884 * tree.h (combine_comparisons): Declare.
24885 * fold-const.c (combine_comparisons): Export.
24886 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24888 (ifcombine_iforif): Use combine_comparisons.
24890 2009-03-28 Jan Hubicka <jh@suse.cz>
24892 * tree-eh.c (inlinable_call_p): New function.
24893 (make_eh_edges): Use it.
24894 (verify_eh_edges): Use it.
24895 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24896 * except.c (reachable_next_level): Add inlinable_function argument
24897 (sjlj_find_directly_reachable_regions): Update.
24898 (add_reachable_handler): Do not set saw_any_handlers.
24899 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24900 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24901 Add new inlinable call parameter.
24902 (can_throw_internal, can_throw_external): Update.
24903 * except.h (can_throw_internal_1, can_throw_external_1,
24904 foreach_reachable_handler): Update declaration.
24906 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24908 * config/arm/t-arm-coff, config/h8300/coff.h,
24909 config/i386/i386-aout.h, config/i386/i386-coff.h,
24910 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24911 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24912 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24913 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24914 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24915 sys-types.h: Remove.
24916 * Makefile.in: Remove protoize and fixproto support and references
24918 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24919 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24921 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24922 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24923 unprotoize$(exeext).
24924 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24925 (.PHONY): Don't depend on proto.
24926 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24927 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24928 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24929 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24930 build/gen-protos.o, build/scan.o, xsys-protos.h,
24931 build/fix-header$(build_exeext), build/fix-header.o,
24932 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24933 stmp-install-fixproto): Remove.
24934 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24935 SYSCALLS.c or fixproto files.
24936 (install-common): Don't install protoize.
24937 (install-headers-tar, install-headers-cpio, install-headers-cp):
24938 Don't depend on $(STMP_FIXPROTO).
24939 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24940 install fixproto files or write out fixproto settings.
24941 (uninstall): Don't uninstall protoize.
24942 * config.gcc (use_fixproto): Remove.
24943 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24944 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24945 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24946 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24947 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24948 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24949 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24950 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24951 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24952 * config/t-vxworks (STMP_FIXPROTO): Remove.
24953 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24954 STMP_FIXPROTO): Remove.
24955 * config.in, configure: Regenerate.
24956 * crtstuff.c (gid_t, uid_t): Don't undefine.
24957 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24958 (arm-*-coff, arm-*-aout: Remove target entries.
24959 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24960 Remove mention of AIX 4.1.
24961 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24962 * doc/invoke.texi (Running Protoize): Remove.
24963 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24964 (Protoize Caveats): Remove.
24965 * tsystem.h: Update comments on headers assumed to exist.
24967 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24969 * genautomata.c: Add a new year to the copyright. Add a new
24971 (struct insn_reserv_decl): Add comments for member bypass_list.
24972 (find_bypass): Remove.
24973 (insert_bypass): New.
24974 (process_decls): Use insert_bypass.
24975 (output_internal_insn_latency_func): Output all bypasses with the
24976 same input insn in one switch case.
24978 * rtl.def (define_bypass): Describe bypass choice.
24979 * doc/md.texi (define_bypass): Ditto.
24981 2009-03-27 Richard Guenther <rguenther@suse.de>
24983 * gimplify.c (mark_addressable): Export.
24984 * tree-flow.h (mark_addressable): Declare.
24985 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24986 * tree-ssa.c (verify_phi_args): Verify that address taken
24987 variables have TREE_ADDRESSABLE set.
24989 2009-03-27 Richard Guenther <rguenther@suse.de>
24991 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24992 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24993 Do not mark decls TREE_ADDRESSABLE.
24994 (build_fold_addr_expr): Adjust.
24995 (fold_addr_expr): Remove.
24996 (fold_unary): Use build_fold_addr_expr.
24997 (fold_comparison): Likewise.
24998 (split_address_to_core_and_offset): Likewise.
24999 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25001 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25002 (gimplify_modify_expr_to_memcpy): Mark source and destination
25004 * omp-low.c (create_omp_child_function): Mark the object decl
25006 (lower_rec_input_clauses): Mark the var we take the address of
25008 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25010 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25012 PR middle-end/39315
25013 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25014 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25016 2009-03-27 Richard Guenther <rguenther@suse.de>
25018 PR tree-optimization/39120
25019 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25021 (handle_lhs_call): Process return constraints. Add escape
25022 constraints if necessary.
25023 (handle_const_call): Fill out return constraints. Make nested
25024 case more precise. Avoid consttmp if possible.
25025 (handle_pure_call): Fill out return constraints. Avoid
25026 callused if possible.
25027 (find_func_aliases): Simplify call handling.
25029 2009-03-27 Richard Guenther <rguenther@suse.de>
25031 PR tree-optimization/39120
25032 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25033 as a representative.
25034 (solve_graph): Do propagate CALLUSED.
25035 (handle_pure_call): Use a scalar constraint from CALLUSED for
25037 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25040 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25043 * c-common.c (handle_aligned_attribute): Properly check alignment
25044 overflow. Use (1U << i) instead of (1 << i).
25046 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25048 * expr.h (get_mem_align_offset): Updated.
25050 * tree.h (tree_decl_common): Change align to "unsigned int" and
25051 move it before pointer_alias_set.
25053 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25054 Jakub Jelinek <jakub@redhat.com>
25057 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25058 gr_register_operand with gr_reg_or_0_operand.
25059 (cmpxchg_rel_di): Likewise.
25060 (sync_lock_test_and_set<mode>): Likewise.
25062 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25064 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25065 (true_regnum): Likewise.
25067 * rtlanal.c (subreg_info): Moved to ...
25068 * rtl.h (subreg_info): Here. New.
25069 (subreg_get_info): New.
25071 * rtlanal.c (subreg_get_info): Make it extern.
25073 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25076 * config/i386/i386.c (ix86_abi): New.
25077 (override_options): Handle -mabi=.
25078 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25079 (ix86_call_abi_override): Likewise.
25080 (init_cumulative_args): Likewise.
25081 (function_arg_advance): Likewise.
25082 (function_arg_64): Likewise.
25083 (function_arg): Likewise.
25084 (ix86_pass_by_reference): Likewise.
25085 (ix86_function_value_regno_p): Likewise.
25086 (ix86_build_builtin_va_list_abi): Likewise.
25087 (setup_incoming_varargs_64): Likewise.
25088 (is_va_list_char_pointer): Likewise.
25089 (ix86_init_machine_status): Likewise.
25090 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25091 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25092 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25093 (ix86_function_abi): Make it static and return enum calling_abi.
25094 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25096 (ix86_fn_abi_va_list): Updated.
25098 * config/i386/i386.h (ix86_abi): New.
25099 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25100 (CONDITIONAL_REGISTER_USAGE): Likewise.
25101 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25102 (machine_function): Likewise.
25104 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25106 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25107 (STACK_BOUNDARY): Likewise.
25108 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25110 * config/i386/i386.opt (mabi=): New.
25112 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25113 return enum calling_abi.
25114 (ix86_function_type_abi): Likewise.
25115 (ix86_function_abi): Removed.
25117 * doc/invoke.texi: Document -mabi= option for x86.
25119 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25121 * builtins.c (real_dconstp): Delete.
25122 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25124 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25125 Jakub Jelinek <jakub@redhat.com>
25128 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25129 (gen_subprogram_die): When a function is explicit, generate the
25130 DW_AT_explicit attribute.
25131 * langhooks.h (struct lang_hooks_for_decls): Add
25132 function_decl_explicit_p langhook.
25133 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25134 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25136 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25138 * builtins.c (fold_builtin_memory_op): Optimize memmove
25139 into memcpy if we can prove source and destination don't overlap.
25141 * tree-inline.c: Include gt-tree-inline.h.
25142 (clone_fn_id_num): New variable.
25143 (clone_function_name): New function.
25144 (tree_function_versioning): Use it.
25145 * Makefile.in (GTFILES): Add tree-inline.c.
25147 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25149 * BASE-VER: Change to 4.5.0.
25151 2009-03-27 Xinliang David Li <davidxl@google.com>
25153 PR tree-optimization/39557
25154 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25156 2009-03-27 Xinliang David Li <davidxl@google.com>
25158 PR tree-optimization/39548
25159 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25162 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25164 * c-common.c (pointer_int_sum): Use %wd on return from
25167 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25169 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25170 on return from tree_low_cst.
25172 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25175 * ginclude/stdarg.h (va_copy): Define also for
25176 __GXX_EXPERIMENTAL_CXX0X__.
25178 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25181 * builtins.h (c_strlen): Do not warn here.
25182 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25183 * c-common.c (pointer_int_sum): Take an explicit location.
25184 Warn about offsets out of bounds.
25185 * c-common.h (pointer_int_sum): Adjust declaration.
25187 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25189 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25192 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25195 * opts.c (warn_if_disallowed_function_p): Don't assume
25196 get_callee_fndecl must return non-NULL.
25198 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25200 PR rtl-optimization/39522
25201 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25202 when reg_reloaded_valid is set.
25204 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25206 * config/spu/divv2df3.c: New file.
25207 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25208 (DPBIT_FUNCS): Filter out _div_df.
25210 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25212 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25213 a jump insn, count that jump in the distance to the loop start.
25215 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25218 * config/sh/sh.c (calc_live_regs): Fix condition for global
25219 registers except PIC_OFFSET_TABLE_REGNUM.
25221 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25224 * doc/invoke.texi (-mconsole): New.
25226 (-mno-cygwin): New.
25228 (-mnop-fun-dllimport): New.
25232 (sub section "i386 and x86-64 Windows Options"): New.
25234 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25236 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25237 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25239 2009-03-25 Richard Guenther <rguenther@suse.de>
25241 PR middle-end/39497
25242 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25245 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25247 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25248 neither of haifa/selective schedulers are working.
25250 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25252 * doc/invoke.texi (Debugging Options): Fix description of
25253 -fno-merge-debug-strings.
25255 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25257 * config/cris/libgcc.ver: New version-script.
25258 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25260 * configure.ac <GAS features, nop mnemonic>: Add pattern
25261 crisv32-*-* for "nop".
25262 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25263 * configure: Regenerate.
25265 2009-03-24 Ira Rosen <irar@il.ibm.com>
25267 PR tree-optimization/39529
25268 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25269 mark_sym_for_renaming for the tag copied to the new vector
25272 2009-03-24 Arthur Loiret <aloiret@debian.org>
25274 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25275 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25276 EXTRA_SPEC_FUNCTIONS.
25277 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25278 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25279 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25280 -march and -mtune options.
25282 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25284 * config/m68k/t-rtems: Add m5329 multilib.
25286 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25287 Jakub Jelinek <jakub@redhat.com>
25290 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25293 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25296 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25297 instead of c_parser_expression_conv, if original_code isn't one of the
25298 4 allowed comparison codes, fail.
25300 2009-03-23 Richard Guenther <rguenther@suse.de>
25302 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25303 * tree.h (struct tree_type): Likewise.
25304 * reload.h (struct insn_chain): Likewise.
25305 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25306 * function.h (struct function): Likewise.
25307 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25309 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25311 PR tree-optimization/39516
25312 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25314 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25316 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25317 should be set true if BITS_PER_WORD of target is bigger than 32
25319 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25321 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25322 Translate -B-options to -rpath-link. Correct existing
25323 rpath-link and conditionalize on !nostdlib.
25325 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25327 * doc/extend.texi (Function Attributes, Variable Attributes):
25329 * doc/invoke.texi (Debugging Options, Optimize Options)
25330 (i386 and x86-64 Options, MCore Options): Likewise.
25332 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25335 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25336 it for block local namespace aliases.
25337 (gen_decl_die): Pass context_die to gen_namespace_die.
25339 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25342 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25343 minimum or maximum value.
25345 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25347 * reginfo.c (globalize_reg): Recompute derived reg sets.
25349 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25352 * libgcc2.c (mprotect): Do not use signed arguments for
25353 VirtualProtect, use DWORD arguments. Also fix the 'may
25354 be used uninitialized' warning for the np variable.
25356 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25359 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25360 functions using regparm calling conventions when not optimizing.
25361 (ix86_function_sseregparm): Similarly for sseregparm calling
25364 2009-03-19 Li Feng <nemokingdom@gmail.com>
25366 PR middle-end/39500
25367 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25368 dependence if the first conflict is after niter iterations.
25370 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25372 PR middle-end/38609
25373 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25374 functions with dynamic stack-pointer adjustments.
25376 2009-03-19 Ben Elliston <bje@au.ibm.com>
25378 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25379 option; change to -msdata=data.
25381 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25383 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25386 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25389 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25391 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25393 * doc/invoke.texi (Code Gen Options): Expand discussion of
25396 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25398 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25399 * matrix-reorg.c (struct matrix_info): Likewise.
25400 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25401 * rtl.h (struct mem_attrs): Likewise.
25402 * df.h (struct df): Likewise.
25403 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25404 * ira-int.h (struct ira_allocno): Likewise.
25405 * df-scan.c (struct df_collection_rec): Likewise.
25406 * ira.c (struct equivalence): Likewise.
25407 * function.c (struct temp_slot): Likewise.
25408 * cfgloop.h (struct loop): Likewise.
25411 * function.c (use_register_for_decl): When not optimizing, disregard
25412 register keyword for variables with types containing methods.
25414 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25416 PR middle-end/39447
25417 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25418 (is_simple_operand): Call contains_component_ref_p before calling data
25419 reference analysis that would fail on COMPONENT_REFs.
25421 * tree-vrp.c (search_for_addr_array): Fix formatting.
25423 2009-03-18 Richard Guenther <rguenther@suse.de>
25425 * tree-vect-transform.c (vect_loop_versioning): Fold the
25426 generated comparisons.
25427 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25428 (slpeel_tree_peel_loop_to_edge): Likewise.
25430 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25432 PR middle-end/37805
25433 * opts.c (print_specific_help): In addition to `undocumented',
25434 accept `separate' and `joined' flags if passed alone. Describe
25435 output by the first matched one of those.
25436 (common_handle_option): Skip over empty strings.
25437 * gcc.c (display_help): Fix help string for `--help='.
25438 * doc/invoke.texi (Option Summary, Overall Options): With
25439 `--help=', classes and qualifiers can both be repeated, but
25440 only the latter can be negated. One should not pass only
25441 negated qualifiers. Fix markup and examples.
25444 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25445 PR middle-end/37805
25446 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25447 and -fhelp=separate.
25449 2009-03-17 Jing Yu <jingyu@google.com>
25451 PR middle-end/39378
25452 * function.h (struct rtl_data): Move is_thunk from here...
25453 (struct function): ...to here.
25454 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25455 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25457 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25459 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25460 (alpha_output_function_end_prologue): Likewise.
25461 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25462 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25463 (rs6000_output_function_epilogue): Likewise.
25464 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25466 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25469 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25470 from different units in a single alternative.
25471 (*truncdfsf_i387): Ditto.
25472 (*truncxfsf2_mixed): Ditto.
25473 (*truncxfdf2_mixed): Ditto.
25475 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25477 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25478 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25481 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25482 unused non-artificial variables when not optimizing.
25485 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25486 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25487 NAMESPACE_DECL in its DECL_INITIAL.
25489 PR middle-end/39443
25490 * optabs.c (set_user_assembler_libfunc): New function.
25491 * expr.h (set_user_assembler_libfunc): New prototype.
25492 * c-common.c: Include libfuncs.h.
25493 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25494 for memcmp, memset, memcpy, memmove and abort.
25495 * Makefile.in (c-common.o): Depend on libfuncs.h.
25498 * dwarf2out.c (gen_inlined_enumeration_type_die,
25499 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25500 gen_tagged_type_instantiation_die): Removed.
25501 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25504 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25507 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25509 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25510 (check-parallel-%): Ditto.
25511 (check-consistency): Ditto.
25513 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25515 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25516 local variable rhs by NULL_TREE.
25518 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25521 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25523 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25526 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25528 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25531 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25532 for ms->sysv ABI calls only in 64bit mode.
25534 * config/i386/i386.md (untyped_call): Support 32bit.
25536 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25538 * doc/extend.texi: Replace x86_65 with x86_64.
25540 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25542 PR tree-optimization/39455
25543 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25544 mismatches for POINTER_TYPE_P (type).
25545 (number_of_iterations_le): Likewise.
25547 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25549 * config/picochip/picochip.c: Removed profiling support.
25550 * config/picochip/picochip.md: Removed profiling instruction.
25551 * config/picochip/picochip.h: Removed profiling builtin.
25553 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25555 * doc/install.texi (--with-host-libstdcxx): Document.
25557 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25560 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25561 generate a warning if the function name does not begin with
25562 "__vector" and the function has either the 'signal' or 'interrupt'
25563 attribute, from here to ...
25564 (avr_declare_function_name): ...here. New function.
25565 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25566 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25568 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25571 * cse.c (fold_rtx): Don't modify original const_arg1 when
25572 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25573 separate variable instead.
25574 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25575 from out of range shift counts.
25576 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25578 2009-03-13 Catherine Moore <clm@codesourcery.com>
25580 * config/i386/x-mingw32 (host-mingw32.o): Replace
25581 diagnostic.h with $(DIAGNOSTIC_H).
25583 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25586 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25588 * config/i386/sync.md (sync_compare_and_swap<mode>,
25589 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25590 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25592 (sync_double_compare_and_swapdi_pic,
25593 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25594 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25596 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25599 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25601 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25604 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25605 (avx_addsubv4df3): Likewise.
25606 (*avx_addsubv4sf3): Likewise.
25607 (sse3_addsubv4sf3): Likewise.
25609 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25612 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25614 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25617 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25618 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25619 registers for allocnos created from user-defined variables.
25621 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25624 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25625 of non-integer mode as well.
25627 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25629 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25630 for functions for which the parameter types are unknown.
25632 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25635 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25636 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25637 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25638 * config/i386/i386.c (ix86_local_alignment): For
25639 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25640 long long variables on the stack to avoid dynamic realignment.
25641 Allow the first argument to be a decl rather than type.
25642 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25644 2009-03-11 Nick Clifton <nickc@redhat.com>
25647 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25649 Add description to mno-lsim option.
25650 * config/mcore/mcore.h: Remove comment about deprecated m4align
25652 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25653 * doc/invoke.texi: Add description of mno-lsim and
25654 mstack-increment options.
25656 * config/fr30/fr30.opt: Document the -mno-lsim option.
25657 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25658 and -mno-lsim options.
25660 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25662 * fold-const.c (fold_comparison): Only call fold_inf_compare
25663 if the mode supports infinities.
25665 2009-03-11 Jason Merrill <jason@redhat.com>
25668 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25669 end already did. Notice GIMPLE_CALL modifications of the result.
25670 Don't copy debug information from an ignored decl or a decl from
25673 2009-03-10 Richard Guenther <rguenther@suse.de>
25674 Nathan Froyd <froydnj@codesourcery.com>
25676 PR middle-end/37850
25677 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25678 (__divMODE3): Likewise.
25680 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25682 PR tree-optimization/39394
25683 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25684 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25686 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25688 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25689 inline asms for register asm ("") declarations.
25691 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25693 * fold-const.c (fold_unary): Fix comment.
25695 2009-03-07 Jan Hubicka <jh@suse.cz>
25698 * tree-inline.c (setup_one_parameter): Do replacement of const
25699 argument by constant in SSA form.
25701 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25703 PR middle-end/38028
25704 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25705 determine alignment passed to assign_stack_local.
25706 (assign_parms_unsplit_complex): Likewise.
25707 * except.c (sjlj_build_landing_pads): Likewise.
25709 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25711 PR middle-end/39360
25712 * tree-flow.h (add_referenced_var): Return bool instead of void.
25713 * tree-dfa.c (add_referenced_var): Return result of
25714 referenced_var_check_and_insert call.
25715 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25716 of referenced_var_check_and_insert.
25719 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25720 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25721 DIE, don't emit it if abstract origin already has it.
25722 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25723 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25725 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25727 * genpreds.c (needs_variable): Fix parentheses at variable name
25729 (write_tm_constrs_h): Indent generated code.
25731 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25733 * doc/extend.texi (Function Attributes): Add documentation
25734 for isr attributes.
25736 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25739 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25740 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25742 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25744 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25747 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25750 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25751 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25753 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25755 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25756 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25757 constants instead of magic numbers.
25758 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25760 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25761 (x86_64_ms_abi_int_parameter_registers): Ditto.
25762 (x86_64_int_return_registers): Ditto.
25763 (ix86_maybe_switch_abi): Ditto.
25764 (ix86_expand_call): Ditto for clobbered_registers array.
25765 (ix86_hard_regno_mode_ok): Ditto.
25766 (x86_extended_QIreg_mentioned_p): Ditto.
25768 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25770 PR tree-optimization/39349
25771 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25773 * combine.c (gen_lowpart_for_combine): Use omode when generating
25776 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25778 PR rtl-optimization/39235
25779 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25781 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25783 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25785 2009-03-04 Richard Guenther <rguenther@suse.de>
25787 PR tree-optimization/39362
25788 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25789 that occur in abnormal PHIs should be varying.
25791 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25793 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25795 (simple_iv): Take loop as an argument instead of statement.
25796 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25797 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25799 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25801 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25802 * matrix-reorg.c (analyze_transpose): Ditto.
25803 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25804 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25805 * tree-predcom.c (ref_at_iteration): Ditto.
25806 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25808 2009-03-04 Richard Guenther <rguenther@suse.de>
25810 PR tree-optimization/39358
25811 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25812 escaped_id and callused_id.
25813 (solve_graph): Likewise.
25815 2009-03-04 Richard Guenther <rguenther@suse.de>
25817 PR tree-optimization/39339
25818 * tree-sra.c (try_instantiate_multiple_fields): Make it
25819 no longer ICE on the above.
25821 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25823 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25824 that fits within Pmode.
25826 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25828 PR middle-end/10109
25829 * tm.texi (LIBCALL_VALUE): Update description.
25831 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25833 PR middle-end/34443
25834 * doc/extend.texi (section): Update description.
25836 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25838 PR middle-end/39345
25839 * tree-inline.c (remapped_type): New.
25840 (can_be_nonlocal): Call remapped_type instead of remap_type.
25842 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25845 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25846 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25848 2009-03-03 Richard Guenther <rguenther@suse.de>
25850 PR middle-end/39272
25851 * tree.c (tree_nonartificial_location): New function.
25852 * tree.h (tree_nonartificial_location): Declare.
25853 * builtins.c (expand_builtin_memory_chk): Provide location
25854 of the call location for artificial function pieces.
25855 (maybe_emit_chk_warning): Likewise.
25856 (maybe_emit_sprintf_chk_warning): Likewise.
25857 (maybe_emit_free_warning): Likewise.
25858 * expr.c (expand_expr_real_1): Likewise.
25860 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25862 PR tree-optimization/39343
25863 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25864 COMPONENT_REF t has ARRAY_TYPE.
25866 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25868 PR middle-end/39335
25869 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25870 when the type precision of the induction variable should be
25871 larger than the type precision of nit.
25872 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25873 * graphite.c (graphite_loop_normal_form): Same.
25874 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25876 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25878 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25879 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25880 numbers to describe clobbered registers.
25881 (*call_value_0_rex64_ms_sysv): Ditto.
25882 * config/i386/mmx.md (mmx_emms): Ditto.
25883 (mmx_femms): Ditto.
25885 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25887 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25890 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25892 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25893 (spu_section_type_flags): New function.
25895 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25897 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25898 reg_class_contents of FLOAT_REGS into a temporary.
25900 2009-03-02 Richard Guenther <rguenther@suse.de>
25901 Ira Rosen <irar@il.ibm.com>
25903 PR tree-optimization/39318
25904 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25905 information to the vectorized statement.
25907 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25909 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25910 variable. Use defined names instead of magic constants for REX SSE
25913 2009-03-01 Richard Guenther <rguenther@suse.de>
25915 PR tree-optimization/39331
25916 * omp-low.c (lower_send_shared_vars): Do not receive new
25917 values for the reference of DECL_BY_REFERENCE parms or results.
25919 2009-03-01 Jan Hubicka <jh@suse.cz>
25922 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25923 BLOCK_NONLOCALIZED_VAR): New macros.
25924 (tree_block): Add nonlocalized_vars.
25925 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25926 gen_decl_die): Add origin argument. Allow generation of die with
25927 origin at hand only.
25928 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25929 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25931 (gen_block_die): Fix checking for unused blocks.
25932 (process_scope_var): Break out from .... ; work with origins only.
25933 (decls_for_scope) ... here; process nonlocalized list.
25934 (dwarf2out_ignore_block): Look for nonlocalized vars.
25935 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25937 (dump_scope_block): Dump them.
25938 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25939 (remap_block): Likewise.
25940 (can_be_nonlocal): New predicate.
25941 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25943 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25945 * configure: Regenerate.
25947 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25949 * optc-gen.awk: No need to duplicate option flags twice.
25950 Reuse help texts for duplicate options which do not have any.
25952 * gcc.c (display_help): Document --version.
25954 * gcc.c (main): If print_help_list and verbose_flag, ensure
25955 driver output comes before subprocess output.
25957 * optc-gen.awk: Assign all remaining fields to help string,
25958 space-separated, for multi-line help in *.opt.
25960 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25961 -Wno-pedantic-ms-format is for MinGW targets only.
25963 * doc/options.texi (Option file format): Fix bad indentation,
25964 restoring dropped sentence.
25966 2009-02-28 Jan Hubicka <jh@suse.cz>
25968 * tree-inline.c (tree_function_versioning): Output debug info.
25970 2009-02-28 Jan Hubicka <jh@suse.cz>
25973 * tree-inline.c (setup_one_parameter): Do not copy propagate
25974 arguments when not optimizing.
25976 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25979 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25980 (avx_addsubv4df3): Likewise.
25981 (*avx_addsubv4sf3): Likewise.
25982 (sse3_addsubv4sf3): Likewise.
25983 (*avx_addsubv2df3): Likewise.
25984 (sse3_addsubv2df3): Likewise.
25985 (avx_unpckhps256): Correct item selectors.
25986 (avx_unpcklps256): Likewise.
25987 (avx_unpckhpd256): Likewise.
25988 (avx_unpcklpd256): Likewise.
25990 2009-02-28 Jan Hubicka <jh@suse.cz>
25992 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25994 (copy_arguments_for_versioning): If var is declared don't declare it.
25995 (tree_function_versioning): First setup substitutions and then copy
25998 2009-02-27 Jan Hubicka <jh@suse.cz>
26001 * cgraph.h (varpool_output_debug_info): Remove.
26002 * cgraphunit.c (varpool_output_debug_info): Remove.
26003 * dwarf2out.c (deferred_locations_struct): New struct
26004 (deferred_locations): New type.
26005 (deferred_locations_list): New static var.
26006 (deffer_location): New function.
26007 (gen_variable_die): Use it.
26008 (decls_for_scope): Output info on local static vars.
26009 (dwarf2out_finish): Process deferred locations.
26010 * varpool.c (varpool_output_debug_info): Remove.
26012 2009-02-27 Jan Hubicka <jh@suse.cz>
26015 * tree.h (TREE_PROTECTED): Fix comment.
26016 (BLOCK_HANDLER_BLOCK): Remove.
26017 (struct tree_block): Remove handler_block add body_block.
26018 (inlined_function_outer_scope_p): New.
26019 (is_body_block): Remove.
26020 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26021 * dwarf2out.c (is_inlined_entry_point): Remove.
26022 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26023 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26025 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26026 * gimplify.c (gimplify_expr): Gimplify body blocks.
26027 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26028 block with multiple subblocks.
26029 (dump_scope_block): Prettier output; dump more flags and info.
26030 (dump_scope_blocks): New.
26031 (remove_unused_locals): Use dump_scope_blocks.
26032 * tree-flow.h (dump_scope_blocks): Declare.
26033 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26034 * stmt.c (is_body_block): Remove.
26035 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26036 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26038 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26040 PR middle-end/39308
26041 * graphite.c (graphite_loop_normal_form): Do not call
26042 number_of_iterations_exit from a gcc_assert.
26044 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26046 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26047 jumps if COND is NULL.
26048 (find_cond_jump): New function.
26049 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26050 * config/s390/s390.md: Remove z10_cobra attribute value.
26052 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26054 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26055 force_const_mem returns NULL_RTX.
26057 2009-02-26 Jan Hubicka <jh@suse.cz>
26060 * cgraph.h (varpool_output_debug_info): Remove.
26061 * cgraphunit.c (varpool_output_debug_info): Remove.
26062 * dwarf2out.c (deferred_locations_struct): New struct
26063 (deferred_locations): New type.
26064 (deferred_locations_list): New static var.
26065 (deffer_location): New function.
26066 (gen_variable_die): Use it.
26067 (decls_for_scope): Output info on local static vars.
26068 (dwarf2out_finish): Process deferred locations.
26069 * varpool.c (varpool_output_debug_info): Remove.
26071 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26073 PR rtl-optimization/39241
26074 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26075 to subreg_offset_representable_p.
26077 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26079 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26080 execute function prototype. Get f and nregs from max_reg_num
26081 and get_insns. Remove the first backward pass as it's dead,
26082 guard the forward pass by flag_expensive_optimizations.
26083 (rest_of_handle_regmove): Delete.
26084 (pass_regmove): Replace it with regmove_optimize.
26086 2009-02-25 Martin Jambor <mjambor@suse.cz>
26088 PR tree-optimization/39259
26089 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26090 calls_alloca function flags.
26091 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26092 calls are detected.
26094 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26096 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26097 flags_set_1_rtx, flags_set_1_set): Delete.
26098 (regmove_optimize): Do not call mark_flags_life_zones.
26100 2009-02-24 Julian Brown <julian@codesourcery.com>
26103 * config/arm/arm.c (require_pic_register): Only set
26104 cfun->machine->pic_reg once per function.
26106 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26108 * doc/invoke.texi (Link Options): Document an easier way to pass
26109 options that take arguments to the GNU linker using -Xlinker and -Wl.
26111 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26114 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26116 2009-02-24 Richard Guenther <rguenther@suse.de>
26119 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26121 2009-02-24 Richard Guenther <rguenther@suse.de>
26122 Zdenek Dvorak <ook@ucw.cz>
26124 PR tree-optimization/39233
26125 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26126 from converting them to a generic type.
26128 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26130 PR tree-optimization/39260
26131 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26132 contains a condition with a real type.
26133 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26135 2009-02-23 Jason Merrill <jason@redhat.com>
26138 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26139 narrowing_initializer_constant_valid_p.
26140 (narrowing_initializer_constant_valid_p): Don't return
26141 null_pointer_node for adding a pointer to itself.
26143 2009-02-23 Jan Hubicka <jh@suse.cz>
26146 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26149 2009-02-23 Jan Hubicka <jh@suse.cz>
26151 PR tree-optimization/37709
26152 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26153 * tree.h (block_ultimate_origin): Declare.
26154 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26155 * tree-ssa-live.c (remove_unused_scope_block_p):
26156 Eliminate blocks containig no instructions nor live variables nor
26158 (dump_scope_block): New function.
26159 (remove_unused_locals): Enable removal of dead blocks by default;
26160 enable dumping at TDF_DETAILS.
26162 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26164 * config/i386/i386.c (classify_argument): Don't allow COImode
26166 (function_arg_advance_32): Don't allow OImode.
26167 (function_arg_32): Likewise.
26168 (function_value_32): Likewise.
26169 (return_in_memory_32): Likewise.
26170 (function_arg_64): Remove OImode comment.
26172 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26175 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26176 ix86_expand_vector_set for V4DImode in 64bit mode only.
26177 (ix86_expand_vector_init_one_var): Likewise.
26179 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26181 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26183 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26186 * loop-iv.c: Revert last change.
26187 * emit-rtl.c: Likewise.
26189 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26192 * config/i386/i386.c (type_natural_mode): Remove an extra
26193 space in the warning message.
26194 (function_value_32): Handle 32-byte vector modes.
26195 (return_in_memory_32): Likewise.
26197 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26199 * loop-iv.c (truncate_value): New function.
26200 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26202 (lowpart_subreg): Move to...
26203 * emit-rtl.c: ...here.
26205 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26207 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26208 accidental and undocumented change at revision 140860.
26210 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26212 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26213 take gimple_seq * arguments.
26214 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26215 types_compatible_p langhook.
26217 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26218 Joseph Myers <joseph@codesourcery.com>
26220 * config/arm/arm.c (arm_builtin_va_list): New function.
26221 (arm_expand_builtin_va_start): Likewise.
26222 (arm_gimplify_va_arg_expr): Likewise.
26223 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26224 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26225 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26226 (va_list_type): New variable.
26227 (arm_mangle_type): Mangle va_list_type appropriately.
26229 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26231 PR middle-end/39157
26232 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26233 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26234 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26235 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26236 parameter to 1000 for -O1 by default.
26237 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26239 * loop-invariant.c: Include params.h.
26240 (move_loop_invariants): Don't call move_single_loop_invariants on
26243 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26245 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26246 offset when calculating bounds for indexing stack_usage_map. Fixes
26247 a buffer overflow with certain target setups.
26249 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26252 * calls.c (expand_call): Clear try_tail_call if caller and callee
26253 disagree in promotion of function return value.
26255 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26258 * c-common.c (c_determine_visibility): If visibility changed and
26259 DECL_RTL has been already set, call make_decl_rtl to update symbol
26262 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26265 * varasm.c (assemble_variable): Don't check DECL_NAME when
26266 globalizing a variable.
26268 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26271 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26272 expression before any __builtin_trap call.
26273 * c-typeck.c (build_function_call): Convert and check function
26274 arguments before generating a call to a trap. Evaluate the
26275 function arguments before the trap.
26277 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26280 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26281 (UNSPEC_FXAM_MEM): New unspec.
26282 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26283 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26284 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26286 2009-02-19 Richard Guenther <rguenther@suse.de>
26288 PR tree-optimization/39207
26289 PR tree-optimization/39074
26290 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26291 storedanything_tree): New.
26292 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26293 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26294 (build_succ_graph): Add edges from STOREDANYTHING to all
26296 (init_base_vars): Initialize STOREDANYTHING.
26297 (compute_points_to_sets): Free substitution info after
26298 building the succ graph.
26299 (ipa_pta_execute): Likewise.
26301 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26303 (do_ds_constraint): Do not add to special var or non-pointer
26305 (type_could_have_pointers): Split out from ...
26306 (could_have_pointers): ... here. For arrays use the element type.
26307 (create_variable_info_for): Initialize may_have_pointers.
26308 (new_var_info): Likewise.
26309 (handle_lhs_call): Make the HEAP variable unknown-sized.
26310 (intra_create_variable_infos): Use a type with pointers for
26311 PARM_NOALIAS, make it unknown-sized.
26313 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26316 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26318 2009-02-18 Jason Merrill <jason@redhat.com>
26321 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26322 value if DECL_EXTERNAL.
26323 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26324 * target.h (gcc_target::binds_local_p): Clarify "module".
26325 * tree.h (TREE_PUBLIC): Clarify "module".
26327 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26330 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26331 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26333 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26336 * c.opt (Wabi): Support C and ObjC.
26339 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26341 * config/i386/i386.c (classify_argument): Warn once about the ABI
26342 change when passing union with long double.
26344 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26346 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26349 * c-parser.c (c_parser_compound_statement): Always enter and leave
26352 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26355 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26357 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26359 PR tree-optimization/36922
26360 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26361 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26364 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26366 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26369 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26371 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26373 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26375 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26378 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26379 Richard Sandiford <rdsandiford@googlemail.com>
26381 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26382 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26383 (loongson_biadd): ...this.
26385 2009-02-17 Richard Guenther <rguenther@suse.de>
26387 PR tree-optimization/39202
26388 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26389 a var make sure to follow existing collapses.
26391 2009-02-17 Richard Guenther <rguenther@suse.de>
26393 PR middle-end/39214
26394 * langhooks.c (lhd_print_error_function): Check for NULL block.
26396 2009-02-17 Richard Guenther <rguenther@suse.de>
26398 PR tree-optimization/39204
26399 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26402 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26404 * config/soft-fp/double.h: Update from glibc CVS.
26406 2009-02-17 Richard Guenther <rguenther@suse.de>
26408 PR tree-optimization/39207
26409 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26410 strict-aliasing warnings for pointers pointing to NULL.
26412 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26415 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26416 skipping until next close brace.
26418 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26421 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26422 to function argument boundary.
26424 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26426 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26427 in the lea_add. Reload eventually constraints it properly.
26428 * config/picochip/constraints.md: Remove the target constraint
26429 "b", since it is not needed anymore.
26431 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26433 * gthr-dce.h: Uglify function parameter and local variable names.
26434 * gthr-gnat.h: Likewise.
26435 * gthr-mipssde.h: Likewise.
26436 * gthr-nks.h: Likewise.
26437 * gthr-posix95.h: Likewise.
26438 * gthr-posix.h: Likewise.
26439 * gthr-rtems.h: Likewise.
26440 * gthr-single.h: Likewise.
26441 * gthr-solaris.h: Likewise.
26442 * gthr-tpf.h: Likewise.
26443 * gthr-vxworks.h: Likewise.
26444 * gthr-win32.h: Likewise.
26446 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26449 * config/i386/i386.md: Restrict the new peephole2 to move
26450 between MMX/SSE registers.
26452 2009-02-15 Richard Guenther <rguenther@suse.de>
26455 2009-02-13 Richard Guenther <rguenther@suse.de>
26457 * configure.ac: Enable LFS.
26458 * configure: Re-generate.
26459 * config.in: Likewise.
26461 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26463 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26464 spu_srqwbyte, spu_srqwbytebc): Define.
26465 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26466 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26467 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26468 "shrqby_<mode>"): New insn-and-split patterns.
26469 * config/spu/spu.c (expand_builtin_args): Determine and return
26470 number of operands using spu_builtin_description data.
26471 (spu_expand_builtin_1): Use it.
26473 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26476 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26479 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26482 * config/i386/i386.c (override_options): Correct warning
26483 messages for -malign-loops, -malign-jumps and -malign-functions.
26485 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26488 * config/i386/i386.md: Restrict the new peephole2 to move
26489 between the general purpose registers.
26491 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26494 * config/i386/i386.c (type_natural_mode): Add a new argument.
26495 Return the original mode and warn ABI change if vector size is 32byte.
26496 (function_arg_advance): Updated.
26497 (function_arg): Likewise.
26498 (ix86_function_value): Likewise.
26499 (ix86_return_in_memory): Likewise.
26500 (ix86_sol10_return_in_memory): Likewise.
26501 (ix86_gimplify_va_arg): Likewise.
26502 (function_arg_32): Don't warn ABX ABI change here.
26503 (function_arg_64): Likewise.
26505 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26507 * loop-iv.c (implies_p): In the final case, test that operands 0
26508 of the two comparisons match.
26510 * config/bfin/bfin.c (find_prev_insn_start): New function.
26511 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26512 (find_next_insn_start): Move.
26514 2009-02-13 Richard Guenther <rguenther@suse.de>
26516 * configure.ac: Enable LFS.
26517 * configure: Re-generate.
26518 * config.in: Likewise.
26520 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26523 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26524 sizes on syntax error after some arguments have been parsed.
26526 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26528 * doc/invoke.texi (-fira): Remove.
26530 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26532 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26533 * recog.c: Likewise.
26536 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26538 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26539 (umul_ppmm): Likewise.
26540 (count_leading_zeros): Likewise.
26541 (count_trailing_zeros): Likewise.
26542 (UMUL_TIME): Likewise.
26544 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26546 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26547 soft-fp/t-softfp to tmake_file.
26549 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26550 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26551 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26552 IA64_BUILTIN_INFQ]: New.
26553 (ia64_init_builtins): Initialize __builtin_infq,
26554 __builtin_fabsq and __builtin_copysignq if not HPUX.
26555 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26556 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26558 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26560 (__fixtfti): Likewise.
26561 (__fixunstfti): Likewise.
26562 (__floattitf): Likewise.
26564 * config/ia64/libgcc-glibc.ver: New.
26565 * config/ia64/t-fprules-softfp: Likewise.
26566 * config/ia64/sfp-machine.h: Likewise.
26568 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26569 (LIBGCC2_TF_CEXT): Likewise.
26570 (TF_SIZE): Likewise.
26571 (TARGET_INIT_LIBFUNCS): Likewise.
26573 * config/ia64/t-glibc (SHLINB_MAPFILES):
26574 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26576 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26578 * config/i386/i386.c (construct_container): Rewrite processing
26579 BLKmode with X86_64_SSE_CLASS.
26581 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26584 * config/i386/i386.md: Replace simplify_replace_rtx with
26585 replace_rtx in the new peephole2.
26587 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26589 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26590 loop unrolling do not happen at -O2.
26592 2009-02-12 Michael Matz <matz@suse.de>
26594 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26596 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26598 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26601 2009-02-12 Ben Elliston <bje@au.ibm.com>
26603 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26604 patterns when updating the back chain. Missed in the 2009-02-10
26607 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26609 * doc/extend.texi (Decimal Floating Types): Update identifier of
26610 draft TR and list of missing support.
26612 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26614 PR middle-end/39154
26615 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26616 bit to variable length decl's flags, add it also to its
26617 pointer replacement variable.
26619 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26620 Jakub Jelinek <jakub@redhat.com>
26623 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26624 (memory_blockage): New expander.
26625 (*memory_blockage): New insn pattern.
26626 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26627 instead of general blockage at the end of function prologue when
26628 frame pointer is used to access red zone area. Do not emit blockage
26629 when profiling, it is emitted in generic code.
26630 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26631 function epilogue when frame pointer is used to access red zone area.
26633 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26636 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26637 by arithmetic with memory operands.
26638 * config/i386/predicates.md (commutative_operator): New.
26640 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26642 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26645 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26647 * alias.h (record_alias_subset): Declare.
26648 * alias.c (record_alias_subset): Make global.
26650 2009-02-10 Nick Clifton <nickc@redhat.com>
26652 * tree-parloops.c: Change license to GPLv3.
26653 * ipa-struct-reorg.c: Change license to GPLv3.
26654 * ipa-struct-reorg.h: Change license to GPLv3.
26656 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26659 * c-decl.c (start_struct): Return NULL on error.
26661 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26663 PR middle-end/39124
26664 * cfgloopmanip.c (remove_path): Call remove_bbs after
26665 cancel_loop_tree, not before it.
26668 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26669 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26670 VAR_DECLs were seen.
26671 * tree-ssa-live.c (remove_unused_locals): Recompute
26672 cfun->has_local_explicit_reg_vars.
26673 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26674 copies or clearings if cfun->has_local_explicit_reg_vars.
26676 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26679 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26680 of function prologue when frame pointer is used to access
26683 2009-02-10 Richard Guenther <rguenther@suse.de>
26685 PR middle-end/39127
26686 * gimplify.c (gimple_regimplify_operands): Always look if
26687 we need to create a temporary.
26689 2009-02-10 Richard Guenther <rguenther@suse.de>
26691 PR tree-optimization/39132
26692 * tree-loop-distribution.c (todo): New global var.
26693 (generate_memset_zero): Trigger TODO_rebuild_alias.
26694 (tree_loop_distribution): Return todo.
26696 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26699 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26700 (x86_64_reg_class_name): Removed.
26701 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26702 first one isn't X86_64_SSE_CLASS or any other ones aren't
26703 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26704 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26705 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26706 and 3 X86_64_SSEUP_CLASS.
26707 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26708 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26710 2009-02-10 Ben Elliston <bje@au.ibm.com>
26712 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26713 form instruction to update the stack back chain word, even if the
26714 user has disabled the generation of update instructions.
26715 (movdi_<mode>_update_stack): New.
26716 (movsi_update_stack): Likewise.
26717 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26718 always use an update form instruction to update the stack back
26721 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26723 PR middle-end/38953
26724 * graphite.c (if_region_set_false_region): After moving a region in
26725 the false branch of a condition, remove the empty dummy basic block.
26726 (gloog): Remove wrong fix for PR38953.
26728 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26730 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26731 generation due to implicit sign extension.
26733 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26735 PR middle-end/38981
26736 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26737 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26739 2009-02-09 Richard Guenther <rguenther@suse.de>
26741 PR middle-end/35202
26742 * convert.c (convert_to_real): Disable (float)fn((double)x)
26743 to fnf(x) conversion if errno differences may occur and
26744 -fmath-errno is set.
26746 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26748 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26749 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26750 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26752 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26755 * c-common.c (handle_alias_attribute): Disallow attribute for
26756 anything not a FUNCTION_DECL or VAR_DECL.
26758 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26761 * real.c (do_compare): Special-case compare of zero against
26762 decimal float value.
26764 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26767 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26768 as indicating flexible array members unless the field itself is
26769 being declarared as the incomplete array.
26771 2009-02-06 Jan Hubicka <jh@suse.cz>
26773 PR tree-optimization/38844
26774 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26775 is already inlined.
26777 2009-02-06 Richard Guenther <rguenther@suse.de>
26779 PR middle-end/38977
26780 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26781 fork because we may expand it as __gcov_fork.
26783 2009-02-06 Nick Clifton <nickc@redhat.com>
26785 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26787 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26789 PR tree-optimization/35659
26790 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26791 vn_phi_eq): Shortcut if hashcode does not match.
26792 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26794 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26795 and avoid iterative_hash_expr.
26796 (FOR_EACH_VALUE_ID_IN_SET): New.
26797 (value_id_compare): Remove.
26798 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26799 sort expressions by value id.
26801 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26804 * config/sh/predicates.md (general_movsrc_operand): Don't check
26805 the subreg of system registers here.
26807 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26810 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26811 on the copied decl.
26813 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26815 PR rtl-optimization/39110
26816 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26817 addresses, not aligned ones.
26819 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26820 Richard Guenther <rguenther@suse.de>
26822 PR tree-optimization/39100
26823 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26824 comment says and add edges.
26826 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26829 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26830 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26832 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26834 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26835 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26836 register_bb_in_sese, new_sese, free_sese): Moved.
26837 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26838 outermost_loop_in_scop, build_scop_iteration_domain,
26839 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26840 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26841 Use loop_in_sese_p instead of loop_in_scop_p.
26842 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26843 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26844 (scopdet_basic_block_info): Fix bug in scop detection.
26845 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26846 eq_loop_to_cloog_loop): Remove.
26847 (nb_loops_around_loop_in_scop, nb_loop
26848 ref_nb_loops): Moved here...
26849 * graphite.h (ref_nb_loops): ... from here.
26850 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26851 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26852 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26854 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26855 Hans-Peter Nilsson <hp@axis.com>
26857 PR rtl-optimization/37889
26858 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26859 Move offset handling from PLUS to before the switch. Use new
26860 arguments when considering SYMBOL_REFs too.
26861 (rtx_addr_can_trap_p): Pass dummy offset and size.
26862 (enum may_trap_p_flags): Remove.
26863 (may_trap_p_1): Pass size from MEM_SIZE.
26865 PR rtl-optimization/38921
26866 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26867 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26868 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26869 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26871 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26873 AVX Programming Reference (January, 2009)
26874 * config/i386/sse.md (*vpclmulqdq): New.
26876 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26878 PR tree-optimization/38977
26879 PR gcov-profile/38292
26880 * calls.c (special_function_p): Disregard __builtin_ prefix.
26882 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26884 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26885 non-indexable addresses even before reload.
26887 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26890 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26891 as having variable size. Do not give an error for unnamed
26892 parameters with [*] declarators. Give a warning for type names
26893 with [*] declarators and mark them as variable size.
26894 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26895 for sizeof applied to [*] type names.
26897 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26900 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26902 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26904 * gcc.c (process_command): Update copyright notice dates.
26905 * gcov.c (print_version): Likewise.
26906 * gcov-dump.c (print_version): Likewise.
26907 * mips-tfile.c (main): Likewise.
26908 * mips-tdump.c (main): Likewise.
26910 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26913 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26914 for composite type involving a zero-length array type.
26916 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26919 * function.c (match_asm_constraints_1): Skip over
26920 initial optional % in the constraint.
26922 PR inline-asm/39059
26923 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26924 supported, don't accept FIXED_CSTs.
26925 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26926 and _Sat is used without _Fract/_Accum. Set specs->type to
26927 integer_type_node for cts_fract/cts_accum if fixed point is not
26930 2009-02-02 Catherine Moore <clm@codesourcery.com>
26932 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26934 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26936 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26937 (ABI_HAS_64BIT_SYMBOLS): Use it.
26938 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26940 2009-02-02 Paul Brook <paul@codesourcery.com>
26942 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26944 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26946 PR inline-asm/39058
26947 * recog.h (asm_operand_ok): Add constraints argument.
26948 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26949 recurse on matching constraint.
26950 (check_asm_operands): Pass constraints as 3rd argument to
26951 asm_operand_ok. Don't look up matching constraint here.
26952 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26955 2009-02-02 Ben Elliston <bje@au.ibm.com>
26957 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26958 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26960 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26962 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26963 information. Remove some obsolete information. Reorganize.
26965 * config/pa/fptr.c: Revert license to GPL 2.
26966 * config/pa/milli64.S: Likewise.
26968 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26971 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26972 LIBRARY name in, instead of hard-coding it.
26973 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26974 extra target make frag to tmake_files according to EH model.
26975 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26976 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26977 frags that define makefile variable EH_MODEL appropriately.
26978 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26979 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26980 to "-sjlj" according to type of EH configured.
26981 (LIBGCC_SONAME): Concatenate it to shared library base name.
26982 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26983 to "_sjlj" according to type of EH configured.
26984 (LIBGCC_SONAME): Concatenate it to shared library base name.
26985 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26986 (SHLIB_LINK): Add missing semicolon to if-else construct.
26987 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26988 string value of "pe_dll" command-line option.
26989 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26990 (SHLIB_SONAME): Use it when overriding t-cygming default.
26991 (SHLIB_IMPLIB): Override t-cygming default.
26992 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26993 string value of "pe_dll" command-line option.
26995 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26998 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26999 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27001 2009-01-31 Richard Guenther <rguenther@suse.de>
27003 PR tree-optimization/38937
27004 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27005 computing the transitive closure.
27007 2009-01-30 Richard Guenther <rguenther@suse.de>
27009 PR tree-optimization/39041
27010 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27011 Propagate variable indices only if the types match for this stmt.
27013 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27016 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27017 inline but never defined.
27019 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27021 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27022 (*insv_h_di_reg_extimm): New insn.
27023 (*insv_l<mode>_reg_extimm): New insn.
27025 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27027 * config/picochip/picochip.c (flag_conserve_stack): set
27028 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27029 fconserve-stack. Reduce call-overhead used by inliner.
27031 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27034 * common.opt (flag_conserve_stack): Initialised to zero.
27036 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27039 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27040 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27043 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27045 * ira-color.c (allocno_reload_assign): Update comments.
27046 * regmove.c (regmove_optimize): Likewise.
27050 2009-01-29 Robert Millan <rmh@aybabtu.com>
27052 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27053 * config/i386/kopensolaris-gnu.h: New file. Undefine
27054 `MD_UNWIND_SUPPORT'.
27055 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27057 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27059 PR tree-optimization/39007
27060 * tree-loop-distribution.c (generate_builtin): Use
27061 recompute_dominator to compute the immediate dominator of the
27062 basic block just after the loop.
27064 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27066 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27067 (ASM_OUTPUT_DWARF_PCREL): Define.
27069 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27071 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27072 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27073 global. Modify entries about regmove and IRA.
27075 * ra-conflict.c: Remove the file.
27077 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27079 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27080 (pass_regclass_init): Rename to pass_reginfo_init.
27082 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27084 * toplev.h (flag_ira): Remove.
27086 * caller-save.c (setup_save_areas): Remove flag_ira.
27088 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27090 * global.c: Remove the file.
27092 * opts.c (decode_options): Remove flag_ira.
27094 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27096 * regmove.c: Modify file description.
27097 (find_use_as_address, try_auto_increment): Define them only if
27098 AUTO_INC_DEC is defined.
27099 (replacement_quality, replace_in_call_usage, fixup_match_1,
27100 stable_and_no_regs_but_for_p): Remove.
27101 (reg_set_in_bb): Make it static.
27102 (regmove_optimize): Remove flag_ira and code which worked for
27105 * local-alloc.c: Remove the file.
27107 * common.opt (fira): Remove.
27109 * ira.c: Include except.h.
27110 (eliminable_regset): Move from global.c.
27111 (mark_elimination): Ditto. Remove flag_ira.
27112 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27113 equiv_mem_modified, validate_equiv_mem_from_store,
27114 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27115 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27116 no_equiv, recorded_label_ref): Move from local-alloc.c.
27117 (update_equiv_regs): Ditto. Make it static.
27118 (print_insn_chain, print_insn_chains): Move it from global.c.
27119 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27120 (build_insn_chain): Ditto. Make it static.
27121 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27122 Rename to init_live_subregs.
27123 (gate_ira): Remove flag_ira.
27125 * regclass.c: Rename reginfo.c. Change file description.
27126 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27127 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27128 (init_reg_sets_1): Remove code for evaluation of
27129 reg_class_superclasses and losing_caller_save_reg_set.
27130 (init_regs): Remove init_reg_autoinc.
27131 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27132 ok_for_base_p_nonstrict): Remove.
27133 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27134 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27135 corresponding entries.
27136 (dump_regclass, record_operand_costs, scan_one_insn,
27137 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27138 record_address_regs, auto_inc_dec_reg_p): Remove.
27139 (gt-regclass.h): Rename to gt-reginfo.h.
27141 * rtl.h (dump_global_regs, retry_global_alloc,
27142 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27144 * Makefile.in (RA_H): Remove.
27145 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27146 Rename regclass.o to reginfo.o.
27147 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27149 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27150 (GTFILES): Rename regclass.c to reginfo.c.
27152 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27153 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27155 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27156 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27158 (finish_spills): Ditto. Remove code for !flag_ira.
27160 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27162 PR middle-end/35854
27163 * doc/invoke.texi (rtl debug options): Complete rewrite.
27164 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27166 * mode-switching.c (pass_mode_switching): Rename pass from
27167 "mode-sw" to "mode_sw".
27168 * except.c (pass_convert_to_eh_ranges): Rename pass from
27169 "eh-ranges" to "eh_ranges".
27170 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27174 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27175 Alexander Monakov <amonakov@ispras.ru>
27177 PR middle-end/38857
27178 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27180 (move_exprs_to_boundary): Change return type and pass through
27181 should_move from move_op. Relax assert. Update usage ...
27182 (schedule_expr_on_boundary): ... here. Use should_move instead of
27184 (move_op_orig_expr_found): Indicate that insn was disconnected from
27186 (code_motion_process_successors): Do not call after_merge_succs
27187 callback if original expression was not found when traversing any of
27189 (code_motion_path_driver): Change return type. Update prototype.
27190 (move_op): Update comment. Add a new parameter (should_move). Update
27191 prototype. Set *should_move based on indication provided by
27192 move_op_orig_expr_found.
27194 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27196 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27197 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27198 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27199 * config/rs6000/rs6000.c (rs6000_override_options): Default
27200 avoid-indexed-addresses on for Power6, off for everything else.
27201 (avoiding_indexed_address_p): New function.
27202 (rs6000_legitimize_address): Use it.
27203 (rs6000_legitimate_address): Likewise.
27204 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27206 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27208 PR tree-optimization/38997
27209 * tree-loop-distribution.c (generate_memset_zero): Use
27210 POINTER_PLUS_EXPR for a pointer addition.
27212 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27214 * config/s390/s390.md (bswap<mode>2): New pattern added.
27216 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27218 * config/s390/s390.md (*tls_load_31): Added type attribute.
27220 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27222 * config/s390/s390.md: Fix a few comments.
27224 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27226 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27227 (*tm<mode>_full): Fixed z10prop attribute.
27228 (*tst<mode>_extimm): Fixed z10prop attribute.
27229 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27230 (*tstqiCCT_cconly): Fixed z10prop attribute.
27231 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27232 (*movsi_larl): Fixed z10prop attribute.
27233 (*movsi_zarch): Fixed z10prop attribute.
27234 (*movsi_eas): Fixed z10prop attribute.
27235 (*movhi): Fixed z10prop attribute.
27236 (*movqi): Fixed z10prop attribute.
27237 (*movstrictqi): Fixed z10prop attribute.
27238 (*mov<mode>): Fixed z10prop attribute.
27239 (*movcc): Fixed z10prop attribute.
27240 (*sethighpartdi_64): Fixed z10prop attribute.
27241 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27242 (*negdi2_sign_cc): Fixed z10prop attribute.
27243 (*negdi2_sign): Fixed z10prop attribute.
27244 (*absdi2_sign_cc): Fixed z10prop attribute.
27245 (*absdi2_sign): Fixed z10prop attribute.
27246 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27247 (*negabsdi2_sign): Fixed z10prop attribute.
27248 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27249 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27250 (doloop_si64): Fixed z10prop attribute.
27251 (doloop_si31): Fixed z10prop attribute.
27252 (doloop_long): Fixed z10prop attribute.
27253 (indirect_jump): Fixed z10prop attribute.
27254 (nop): Fixed z10prop attribute.
27255 (main_base_64): Fixed z10prop attribute.
27256 (reload_base_64): Fixed z10prop attribute.
27258 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27260 PR rtl-optimization/38740
27261 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27263 * config/mips/mips.c (mips_reorg): Likewise.
27265 2009-01-28 Richard Guenther <rguenther@suse.de>
27267 PR tree-optimization/38926
27268 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27269 with the correct value id to a value.
27270 (do_regular_insertion): Use the value number of edoubleprime
27271 for the value number of the expr.
27274 2008-08-21 Richard Guenther <rguenther@suse.de>
27276 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27277 a PHI ask VN if it is already available.
27278 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27279 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27281 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27283 PR middle-end/38934
27284 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27285 set to varying whenever max has TREE_OVERFLOW set, similarly
27286 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27288 2009-01-28 Richard Guenther <rguenther@suse.de>
27290 PR middle-end/38908
27291 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27292 uninitialized aggregate uses in call arguments.
27294 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27296 PR tree-optimization/38984
27297 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27298 the nothing_id variable if -fno-delete-null-pointer-checks.
27300 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27303 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27304 (set_got_offset_rex64): Ditto.
27306 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27309 * doc/extend.texi: Improve local variable with asm reg.
27311 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27313 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27314 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27315 was not supplied then set warn_packed_bitfield_compat to the
27316 default value of 1.
27317 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27320 2009-01-27 Richard Guenther <rguenther@suse.de>
27322 PR tree-optimization/38503
27323 * cfgexpand.c (expand_gimple_basic_block): Ignore
27324 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27325 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27326 variables that cannot have TBAA applied.
27327 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27330 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27332 PR middle-end/38969
27333 * calls.c (initialize_argument_information): Do not wrap complex
27334 arguments in SAVE_EXPR.
27336 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27338 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27339 (INSTALL_LIBGCC): Revert typo commit.
27341 2009-01-26 Richard Guenther <rguenther@suse.de>
27343 PR tree-optimization/38745
27344 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27345 from special handling.
27347 2009-01-26 Richard Guenther <rguenther@suse.de>
27349 PR tree-optimization/38745
27350 * tree-ssa.c (execute_update_addresses_taken): Do not include
27351 variables that cannot possibly be a register in not_reg_needs.
27352 Do not clear TREE_ADDRESSABLE on vars that may not become
27354 * tree-ssa.c (update_alias_info_1): Include those in the set
27355 of addressable vars.
27357 2009-01-26 Richard Guenther <rguenther@suse.de>
27359 PR middle-end/38851
27360 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27361 * tree-ssa-dse.c: Include langhooks.h
27362 (execute_simple_dse): Remove stores with zero size.
27364 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27367 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27370 2009-01-24 Julian Brown <julian@codesourcery.com>
27372 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27373 config/arm/linux-atomic.c.
27374 * config/arm/linux-atomic.c: New.
27376 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27378 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27379 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27380 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27382 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27385 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27388 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27390 PR tree-optimization/38953
27391 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27392 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27393 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27394 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27397 2009-01-24 Paul Brook <paul@codesourcery.com>
27399 * config/arm/neon.md (neon_type): Move to arm.md.
27400 (neon_mov<VSTRUCT>): Add neon_type attribute.
27401 * config/arm/arm.md (neon_type): Move to here.
27402 (conds): Add "unconditioal" and use as default for NEON insns.
27404 2009-01-24 Ben Elliston <bje@au.ibm.com>
27406 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27407 void *' warning from -Wc++-compat.
27408 * Makefile.in (dominance.o-warn): Remove.
27410 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27412 PR tree-optimization/38932
27413 * fold-const.c (fold_unary_ignore_overflow): New.
27414 * tree.h (fold_unary_ignore_overflow): Declare.
27415 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27416 * tree-ssa-sccvn.c (visit_reference_op_load,
27417 simplify_unary_expression): Likewise.
27419 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27421 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27422 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27423 regardless of their type.
27424 * c-common.c (handle_packed_attribute): Don't ignore packed on
27426 * c.opt (Wpacked-bitfield-compat): New warning option.
27427 * stor-layout.c (place_field): Warn if offset of a field changed.
27428 * doc/extend.texi (packed): Mention the ABI change.
27429 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27430 (Warning Options): Add it to the list.
27432 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27434 * c-opts.c (c_common_post_options): Fix a typo in comments.
27436 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27438 PR middle-end/38615
27439 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27440 variables to static.
27441 * doc/invoke.texi (-fmerge-all-constants): Update description.
27443 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27446 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27447 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27449 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27451 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27453 (LOCAL_ALIGNMENT): Similarly.
27455 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27456 Joseph Myers <joseph@codesourcery.com>
27458 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27459 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27460 * config/arm/arm-tune.md: Regenerate.
27461 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27464 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27466 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27467 version number to five.
27469 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27472 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27473 * c-common.c (set_underlying_type): Likewise.
27474 (is_typedef_decl ): Likewise
27476 (set_underlying_type): Likewise.
27477 (is_typedef_type): Likewise.
27479 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27481 PR middle-end/38587
27482 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27485 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27488 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27489 (LIBGCC_SPEC): Don't define.
27490 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27492 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27494 PR rtl-optimization/38879
27495 * alias.c (base_alias_check): Unaligned access via AND address can
27496 alias all surrounding object types except those with sizes equal
27497 or wider than the size of unaligned access.
27499 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27502 * c-decl.c (clone_underlying_type): Move this ...
27503 * c-common.c (set_underlying_type): ... here.
27504 Also, make sure the function properly sets TYPE_STUB_DECL() on
27505 the newly created typedef variant type.
27506 (is_typedef_decl ): New entry point.
27507 * tree.h: Added a new member member_types_needing_access_check to
27508 struct tree_decl_non_common.
27509 (set_underlying_type): New entry point.
27510 (is_typedef_type): Likewise.
27512 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27514 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27515 Check whether two instructions have memory references that
27516 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27517 are helper functions for traversing.
27518 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27519 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27520 not to draw dependency edge for instructions with non-conflicting
27523 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27526 * longlong.h: Update copyright years. Use soft-fp license notice.
27527 Sync __clz_tab declaration with glibc.
27529 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27532 * doc/extend.texi (syscall_linkage): New.
27533 (version_id): Modify.
27535 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27536 Richard Guenther <rguenther@suse.de>
27538 PR tree-optimization/38747
27539 PR tree-optimization/38748
27540 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27541 conversion if the base address is an indirect reference and the
27542 aliasing sets could cause issues.
27544 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27546 * common.opt (fgraphite, fgraphite-identity): Add comment for
27547 explaining why these options are not documented.
27549 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27551 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27552 gimple_call_lhs is NULL.
27554 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27557 * emit-rtl.c (adjust_address_1): Make sure memref is never
27560 2009-01-20 Ben Elliston <bje@au.ibm.com>
27562 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27563 const qualifier from arg parameter. Remove unnecessary cast to char *.
27564 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27565 const qualifier from arg 2.
27567 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27569 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27571 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27574 * rtl.h (reinit_regs): New prototype.
27575 * regclass.c: Include ira.h.
27576 (reinit_regs): New.
27577 * Makefile.in (regclass.o): Add ira.h.
27578 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27580 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27583 * c-common.c (handle_aligned_attribute): Use
27584 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27585 default alignment value.
27587 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27589 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27590 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27592 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27593 __BIGGEST_ALIGNMENT__.
27595 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27597 2009-01-18 Richard Guenther <rguenther@suse.de>
27599 PR tree-optimization/38819
27600 * tree-flow.h (operation_could_trap_helper_p): Declare.
27601 * tree-eh.c (operation_could_trap_helper_p): Export.
27602 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27603 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27604 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27605 are about to insert a possibly trapping instruction and fail
27608 2009-01-18 Andreas Schwab <schwab@suse.de>
27610 * doc/install.texi (Configuration): Remove obsolete paragraph
27611 about use of --with-gnu-ld with --with-gnu-as.
27613 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27615 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27616 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27617 Follow spelling conventions.
27619 2009-01-18 Ben Elliston <bje@au.ibm.com>
27621 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27622 C++ warning about implicit conversion from void * to struct
27624 (bitmap_obstack_free): Likewise for bitmap_element *.
27625 * Makefile.in (bitmap.o-warn): Remove.
27627 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27629 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27631 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27632 Tobias Grosser <tobi.grosser@amd.com>
27634 * graphite.c (graphite_trans_scop_block): Do not block single
27637 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27639 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27640 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27641 test with assertion.
27643 2009-01-16 Richard Guenther <rguenther@suse.de>
27645 PR tree-optimization/38835
27646 PR middle-end/36227
27647 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27648 and INT + PTR -> (INT)(PTR p+ INT) folding.
27649 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27651 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27654 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27655 the subreg from a lowpart subreg if it is also casting the value.
27657 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27658 Tobias Grosser <tobi.grosser@amd.com>
27660 * graphite.c (compare_prefix_loops): New.
27661 (build_scop_canonical_schedules): Rewritten.
27662 (graphite_transform_loops): Move build_scop_canonical_schedules
27663 after build_scop_iteration_domain.
27665 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27666 Tobias Grosser <tobi.grosser@amd.com>
27668 * graphite.c (add_conditions_to_domain): Add the loops to
27669 the dimension of the iteration domain. Do copy the domain
27670 only when it exists.
27671 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27672 (add_conditions_to_constraints): New.
27673 (can_generate_code_stmt, can_generate_code): Removed.
27674 (gloog): Do not call can_generate_code.
27675 (graphite_transform_loops): Call add_conditions_to_constraints
27676 after building the iteration domain.
27678 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27680 PR tree-optimization/38789
27681 * tree-ssa-threadedge.c
27682 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27683 __builtin_constant_p.
27685 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27687 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27688 examined before deleting them.
27690 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27692 * function.c (aggregate_value_p): Correctly extract the function
27693 type from CALL_EXPR_FN lookup.
27695 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27697 * config/picochip/picochip.c (picochip_override_options): Revert
27698 CFI asm flag disable commited previously.
27700 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27701 Tobias Grosser <tobi.grosser@amd.com>
27702 Jan Sjodin <jan.sjodin@amd.com>
27704 * graphite.c (scan_tree_for_params): On substractions negate
27705 all the coefficients of the term.
27706 (clast_to_gcc_expression_red): New. Handle reduction expressions
27707 of more than two operands.
27708 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27709 (get_vdef_before_scop): Handle also the case of default definitions.
27711 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27713 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27714 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27715 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27717 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27718 Joey Ye <joey.ye@intel.com>
27720 PR middle-end/37843
27721 * cfgexpand.c (expand_stack_alignment): Don't update stack
27722 boundary nor check incoming stack boundary here.
27723 (gimple_expand_cfg): Update stack boundary and check incoming
27724 stack boundary here.
27726 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27728 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27730 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27732 PR rtl-optimization/38245
27733 * calls.c (expand_call): Add stack arguments to
27734 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27735 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27736 in regs and partially in memory or BLKmode arguments.
27737 (emit_library_call_value_1): Add stack arguments to
27738 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27739 ACCUMULATE_OUTGOING_ARGS).
27740 * dce.c: Include tm_p.h.
27741 (find_call_stack_args): New function.
27742 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27744 (mark_insn): Call find_call_stack_args for CALL_Ps.
27745 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27746 forwards. Allocate and free arg_stores bitmap if needed, pass it
27747 down to deletable_insn_p, don't mark stores set in arg_stores
27748 bitmap, clear the bitmap at the beginning of each bb.
27749 * Makefile.in (dce.o): Depend on $(TM_P_H).
27751 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27754 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27755 to make sure the insn is a conditional test (bug 22599). Reformat a
27758 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27760 PR middle-end/38431
27761 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27762 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27763 (gloog): Do not call cleanup_tree_cfg.
27764 (graphite_transform_loops): Call cleanup_tree_cfg after all
27765 scops have been code generated.
27767 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27768 * doc/gty.texi (Invoking the garbage collector): Added new node
27769 and section documenting ggc_collect.
27771 2009-01-14 Richard Guenther <rguenther@suse.de>
27773 PR tree-optimization/38826
27774 PR middle-end/38477
27775 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27776 initialization notes only if we actually emitted a warning.
27777 (intra_create_variable_infos): Add constraints for a result decl
27778 that is passed by hidden reference.
27779 (build_pred_graph): Mark all related variables non-direct on
27782 2009-01-14 Nick Clifton <nickc@redhat.com>
27784 * ira-conflicts.c: Include addresses.h for the definition of
27786 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27787 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27789 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27792 * Makefile.in (ira-lives.o): Add except.h.
27794 * ira-lives.c: Include except.h.
27795 (process_bb_node_lives): Process can_throw_internal.
27797 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27799 PR rtl-optimization/38774
27800 * combine.c (simplify_set): When undoing cc_use change, don't do
27801 PUT_CODE on the newly created comparison, but instead put back the
27804 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27806 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27807 values. Remove duplicate arm8 entry.
27809 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27811 PR tree-optimization/38786
27812 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27813 the SSA_NAME case of expand_scalar_variables_expr.
27814 Set the type of an expression to the type of its assign statement.
27815 (expand_scalar_variables_expr): Also gather the scalar computation
27816 used to index the memory access. Do not pass loop_p.
27817 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27818 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27819 the gimple_stmt_iterator where it inserts new code.
27820 Do not pass loop_p.
27821 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27822 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27824 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27826 * graphite.h (debug_value): Removed.
27827 * graphite.c (debug_value): Removed.
27829 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27831 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27832 ldrd/strd with two 32-bit instructions.
27834 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27836 * config/arm/arm.c (struct processors): Pass for speed down into
27837 cost helper functions.
27838 (const_ok_for_op): Handle COMPARE and inequality nodes.
27839 (arm_rtx_costs_1): Rewrite.
27840 (arm_size_rtx_costs): Update prototype.
27841 (arm_rtx_costs): Pass speed down to helper functions.
27842 (arm_slowmul_rtx_costs): Rework cost calculations.
27843 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27844 (arm_9e_rtx_costs): Likewise.
27846 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27848 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27849 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27850 (alpha_legitimize_address): Do not split local symbols wider than
27851 UNITS_PER_WORD into HIGH/LO_SUM parts.
27853 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27856 * gcc.c (process_command): Replace call to execvp with calls
27857 to pex_one and exit.
27859 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27862 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27863 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27864 variant for devices with 3-byte PC.
27865 (__tablejump_elpm__): New.
27867 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27870 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27871 offsetof member-designator, handle it as `[0].'.
27873 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27875 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27876 function when not using named sections on targets with named sections
27877 if branch distance is less than 262132.
27879 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27881 * combine.c (combine_instructions): Recompute
27882 optimize_this_for_speed_p for each BB in the main combine loop.
27884 2009-01-12 Tomas Bily <tbily@suse.cz>
27887 * tree-loop-distribution.c (prop_phis): New function.
27888 (generate_builtin): Call prop_phis.
27890 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27892 PR tree-optimization/38807
27893 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27894 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27896 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27898 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27899 subreg of op0 to the original op0.
27901 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27903 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27905 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27908 * mips-tfile.c (parse_def): Fix parsing of def strings
27909 starting with digits.
27911 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27914 * config/arm/arm.c (arm_is_long_call_p): Don't call
27915 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27917 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27919 * regrename.c (regrename_optimize): Fix dumping.
27920 (find_oldest_value_reg): Preserve REG_POINTER.
27921 (copy_hardreg_forward_1): Likewise.
27923 2009-01-09 Diego Novillo <dnovillo@google.com>
27925 * gimple.h (struct gimple_statement_base) <uid>: Document
27926 the restrictions on its use.
27927 (gimple_uid): Tidy.
27928 (gimple_set_uid): Tidy.
27930 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27932 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27933 zero guard even if align_bytes != 0 and count is smaller than
27936 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27938 PR rtl-optimization/38495
27939 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27940 (add_range_and_copies_from_move_list): Print all added ranges.
27941 Add ranges to memory optimized destination.
27943 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27947 * config/i386/i386.c (override_options): Reject
27948 -mstringop-strategy=rep_8byte with -m32.
27949 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27950 to 1. Do count comparison against epilogue_size_needed at compile
27951 time even when count_exp was constant forced into register. For
27952 size_needed don't jump to epilogue, instead just avoid aligning
27953 and invoke the body algorithm. If need_zero_guard, add zero guard
27954 even if count is non-zero, but smaller than size_needed + number of
27955 bytes that could be stored for alignment.
27956 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27957 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27958 but smaller than size_needed + number of bytes that could be stored
27959 for alignment. Compare size_needed with epilogue_size_needed instead
27960 of desired_align - align, don't adjust size_needed, pass
27961 epilogue_size_needed to the epilogue expanders.
27964 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27966 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27968 * pa.c (last_address): Change to unsigned.
27969 (update_total_code_bytes): Change argument to unsigned. Don't
27970 check if insn addresses are set.
27971 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27972 addresses are not set.
27973 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27975 2009-01-09 Nick Clifton <nickc@redhat.com>
27977 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27978 DECL_DECLARED_INLINE_P.
27980 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27982 PR middle-end/38347
27983 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27984 GET_MODE (op0) in operand_subword_force calls.
27986 PR middle-end/38771
27987 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27988 fold_convert arg0 operands to TREE_TYPE (op0) first.
27990 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27992 * params.def (ira-max-conflict-table-size): Decrease default value
27995 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27997 PR tree-optimization/37031
27998 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28000 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28001 allocate it using gc instead of heap, use VEC_quick_push instead of
28003 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28004 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28005 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28006 allocated vector from heap allocated.
28007 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28008 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28009 vector only after perfect_loop_nest_depth call.
28011 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28012 Jan Sjodin <jan.sjodin@amd.com>
28014 PR tree-optimization/38559
28015 * graphite.c (debug_value, copy_constraint,
28016 swap_constraint_variables, scale_constraint_variable, ): New.
28017 (get_lower_bound, get_upper_bound): Removed.
28018 (graphite_trans_bb_strip_mine): Clean up this code that works
28019 only for constant number of iterations. Fully copy upper and
28020 lower bound constraints, not only the constant part of them.
28021 * graphite.h (debug_value): Declared.
28023 2009-01-08 Ira Rosen <irar@il.ibm.com>
28025 PR tree-optimization/37194
28026 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28027 Don't add the cost of cost model guard in prologue to scalar
28028 outside cost in case of known number of iterations.
28030 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28031 Alan Modra <amodra@bigpond.net.au>
28033 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28034 non-word-aligned REG+CONST addressing.
28036 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28039 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28040 free_after_compilation when outputting a thunk.
28041 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28042 Do not call free_after_compilation here.
28044 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28046 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28047 (ix86_valid_target_attribute_inner_p): Ditto.
28049 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28051 PR tree-optimization/38492
28052 PR tree-optimization/38498
28053 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28054 * tree-chrec.h (scev_is_linear_expression): Declared.
28055 * graphite.c (graphite_cannot_represent_loop_niter): New.
28056 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28057 (graphite_loop_normal_form): Use gcc_assert.
28058 (scan_tree_for_params): Use CASE_CONVERT.
28059 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28060 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28061 Use gcc_assert. Discard scops that contain unhandled cases.
28062 (build_scop_conditions): Return a boolean status for unhandled cases.
28063 (strip_mine_profitable_p): Print the loop number, not its depth.
28064 (is_interchange_valid): Pass the depth of the loop nest, don't
28065 recompute it wrongly.
28066 (graphite_trans_bb_block): Same.
28067 (graphite_trans_bb_block): Print tentative of loop blocking.
28068 (graphite_trans_scop_block): Do not print that the loop has been
28070 (graphite_transform_loops): Do not handle scops that contain condition
28073 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28075 AVX Programming Reference (December, 2008)
28076 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28077 (_mm256_stream_pd): Likewise.
28078 (_mm256_stream_ps): Likewise.
28080 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28081 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28082 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28083 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28084 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28085 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28086 (ix86_expand_special_args_builtin): Likewise.
28088 * config/i386/sse.md (AVXMODEDI): New.
28089 (avx_movnt<mode>): Likewise.
28090 (avx_movnt<mode>): Likewise.
28091 (<sse>_movnt<mode>): Remove AVX support.
28092 (sse2_movntv2di): Likewise.
28094 2009-01-07 Richard Guenther <rguenther@suse.de>
28096 PR middle-end/38751
28097 * fold-const.c (extract_muldiv): Remove obsolete comment.
28098 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28099 to PLUS_EXPR canonicalization for the canonicalization.
28101 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28103 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28104 hosted cross-compilers generating less efficient code.
28106 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28108 * function.h (rtl_data): Add a dbr_scheduled_p field.
28109 * reorg.c (dbr_schedule): Set it.
28110 (gate_handle_delay_slots): Check it.
28111 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28112 (mips_reorg): Check flag_delayed_branch instead of
28113 mips_base_delayed_branch.
28114 (mips_override_options): Don't set mips_base_delayed_branch
28115 or flag_delayed_branch.
28117 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28119 PR rtl-optimization/38426.
28120 * ira.c (ira): Set current_function_is_leaf earlier.
28122 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28124 PR rtl-optimization/38722
28125 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28126 too early, only set a flag and modify after last possible
28129 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28132 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28133 * real.c (decimal_single_format): Correct values of emin and emax.
28134 (decimal_double_format): Ditto.
28135 (decimal_quad_format): Ditto.
28136 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28137 computation of DECnn_MIN and DECnn_MAX for corrected values of
28138 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28139 __DECnn_MIN__, and adjust its computation for the corrected value
28142 2009-01-06 Jan Hubicka <jh@suse.cz>
28145 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28147 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28149 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28150 Add Robert Clark to the list of testers.
28152 2009-01-06 Jan Hubicka <jh@suse.cz>
28153 Kai Tietz <kai.tietz@onevision.com>
28155 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28156 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28158 2009-01-06 Jan Hubicka <jh@suse.cz>
28159 Kai Tietz <kai.tietz@onevision.com>
28161 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28163 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28164 (ix86_nsaved_regs): Count only general purpose regs.
28165 (ix86_nsaved_sseregs): New.
28166 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28167 to 16 for w64; compute padding and size of sse reg save area.
28168 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28169 general purpose regs.
28170 (ix86_emit_save_sse_regs_using_mov): New.
28171 (ix86_expand_prologue): Save SSE regs if needed.
28172 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28173 (ix86_emit_restore_sse_regs_using_mov): New.
28174 (ix86_expand_epilogue): Save SSE regs if needed.
28176 2009-01-06 Jan Hubicka <jh@suse.cz>
28177 Kai Tietz <kai.tietz@onevision.com>
28179 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28180 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28181 functions when accumulate outgoing args is off.
28183 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28186 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28187 before using pseudos_have_intersected_live_ranges_p.
28189 * ira-int.h (ira_assert): Always define.
28191 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28193 AVX Programming Reference (December, 2008)
28194 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28195 (_mm256_permute2_pd): Likewise.
28196 (_mm_permute2_ps): Likewise.
28197 (_mm256_permute2_ps): Likewise.
28198 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28199 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28201 * config/i386/i386.c (ix86_builtins): Remove
28202 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28203 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28204 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28205 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28206 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28207 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28208 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28209 __builtin_ia32_vpermil2ps256.
28210 (ix86_init_mmx_sse_builtins): Updated.
28211 (ix86_expand_args_builtin): Likewise.
28213 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28215 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28216 long absolute calls when generating PA 2.0 code.
28218 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28220 PR rtl-optimization/38583
28221 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28223 * params.def (ira-max-conflict-table-size): New.
28225 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28227 * ira.h (ira_conflicts_p): New external definition.
28229 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28230 table. Report this. Return result of building.
28231 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28232 building conflict table.
28234 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28235 (ira_color): Use ira_conflicts_p.
28237 * global.c: Include ira.h.
28238 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28241 * Makefile.in (global.o): Add ira.h.
28243 * ira-build.c (mark_all_loops_for_removal,
28244 propagate_some_info_from_allocno): New.
28245 (remove_unnecessary_allocnos): Call
28246 propagate_some_info_from_allocno.
28247 (remove_low_level_allocnos): New.
28248 (remove_unnecessary_regions): Add parameter. Call
28249 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28250 parameter to remove_unnecessary_regions.
28251 (ira_build): Remove all regions but root if the conflict table was
28252 not built. Update conflict hard regs for allocnos crossing calls.
28254 * ira.c (ira_conflicts_p): New global.
28255 (ira): Define and use ira_conflicts_p.
28257 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28258 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28259 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28261 2009-01-06 Ben Elliston <bje@au.ibm.com>
28263 * gengtype-lex.l (YY_NO_INPUT): Define.
28265 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28268 * c-common.c (handle_vector_size_attribute): Also reject
28269 BOOLEAN_TYPE types.
28271 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28273 PR tree-optimization/38492
28274 * graphite.c (rename_map_elt, debug_rename_elt,
28275 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28276 rename_map_elt_info, eq_rename_map_elts,
28277 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28278 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28279 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28280 (sese_build_livein_liveouts): New.
28281 (new_sese, free_sese): New.
28282 (new_scop): Call new_sese.
28283 (free_scop): Call free_sese.
28284 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28285 (register_old_new_names): Renamed register_old_and_new_names.
28286 (register_scop_liveout_renames, add_loop_exit_phis,
28287 insert_loop_close_phis, struct igp,
28288 default_liveout_before_guard, add_guard_exit_phis,
28289 insert_guard_phis, copy_renames): New.
28290 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28291 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28292 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28293 (scop_adjust_phis_for_liveouts): New.
28294 (gloog): Call scop_adjust_phis_for_liveouts.
28296 * graphite.h (struct sese): Documented. Added fields liveout,
28297 num_ver and livein.
28298 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28299 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28300 (struct scop): Added field liveout_renames.
28301 (SCOP_LIVEOUT_RENAMES): New.
28303 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28305 PR tree-optimization/38510
28306 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28307 (translate_clast): Call recompute_all_dominators before
28309 (gloog): Call recompute_all_dominators before graphite_verify.
28311 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28312 Jan Sjodin <jan.sjodin@amd.com>
28314 PR tree-optimization/38500
28315 * graphite.c (create_sese_edges): Call fix_loop_structure after
28318 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28320 * config.gcc: Add m32r*-*-rtems*.
28321 * config/m32r/rtems.h: New file.
28323 2009-01-05 Ben Elliston <bje@au.ibm.com>
28325 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28326 (.po.pox): Likewise.
28327 (po/gcc.pot): Likewise.
28329 2009-01-04 David S. Miller <davem@davemloft.net>
28331 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28332 (STARTING_FRAME_OFFSET): Always set to zero.
28334 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28336 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28337 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28338 fixed-point types, and vectors of the same.
28340 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28342 * config/mips/sync.md (*mb_barrier): Rename to...
28343 (*memory_barrier): ...this.
28345 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28347 * doc/extend.texi (Function Attributes): Move @cindex after @item
28348 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28349 and put in alphabetical order. Fix 'target' name and put in order.
28350 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28353 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28355 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28356 (memory_barrier): Expand as unspec instead of unspec_volatile.
28357 Remove mem:BLK from insn operands. Use Pmode scratch register.
28358 (*memory_barrier): Define as unspec instead of unspec_volatile.
28359 Use (match_dup 0) as input operand.
28361 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28362 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28363 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28364 scratch register. Remove operand 1.
28365 (*stbar): Define as unspec instead of unspec_volatile.
28366 Use (match_dup 0) as input operand, remove (const_int 8).
28367 (*membar): Define as unspec instead of unspec_volatile.
28368 Use (match_dup 0) as input operand, remove input operand 2.
28370 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28371 (memory_barrier): Expand as unspec instead of unspec_volatile.
28372 Remove mem:BLK from insn operands. Use Pmode scratch register.
28373 (*memory_barrier): Define as unspec instead of unspec_volatile.
28374 Use (match_dup 0) as input operand.
28376 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28377 Remove mem:BLK from insn operands. Use Pmode scratch register.
28378 Set volatile flag on operand 0.
28379 (*memory_barrier): New insn pattern.
28381 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28383 (*memory_barrier): Use (match_dup 0) as input operand.
28385 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28386 Remove mem:BLK from insn operands. Use Pmode scratch register.
28387 Set volatile flag on operand 0.
28388 (*mb_internal): New insn pattern.
28390 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28392 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28394 PR middle-end/38586
28395 * function.c (struct temp_slot): Move to the section of the file
28396 that deals with temp slots. Remove field 'address'.
28397 (temp_slot_address_table): New hash table of address -> temp slot.
28398 (struct temp_slot_address_entry): New struct, items for the table.
28399 (temp_slot_address_compute_hash, temp_slot_address_hash,
28400 temp_slot_address_eq, insert_temp_slot_address): Support functions
28402 (find_temp_slot_from_address): Rewrite to use the new hash table.
28403 (remove_unused_temp_slot_addresses): Remove addresses of temp
28404 slots that have been made available.
28405 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28406 worker function for remove_unused_temp_slot_addresses.
28407 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28408 Add the temp slot address to the address -> temp slot map.
28409 (update_temp_slot_address): Update via insert_temp_slot_address.
28410 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28411 (pop_temp_slots): Likewise.
28412 (init_temp_slots): Allocate the address -> temp slot map, or empty
28413 the map if it is already allocated.
28414 (prepare_function_start): Initialize temp slot processing.
28416 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28418 PR middle-end/38584
28419 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28420 Calculate the size of all stack vars assuming no packing of stack
28421 vars will happen, replacing a quadratic algorithm with a linear one.
28423 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28426 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28429 2009-01-03 Diego Novillo <dnovillo@google.com>
28431 * doc/contrib.texi: Update contributions.
28433 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28436 * builtins.c (fold_builtin_memory_op): Give up if either operand
28437 is volatile. Set srctype or desttype to non-qualified version
28441 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28442 and FUNCTION_DECLs.
28444 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28446 PR rtl-optimization/35805
28447 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28448 problem if fast dce is able to remove any instructions.
28449 * dce.c (dce_process_block): Fix dump message.
28451 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28454 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28456 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28458 PR middle-end/38690
28459 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28460 * tree-pretty-print.c (op_code_prio): New function.
28461 (op_prio): No longer static. Use op_code_prio.
28462 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28463 Use op_prio and op_code_prio to determine if () should be
28464 printed around operand(s) or not.
28466 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28467 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28468 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28469 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28470 pp_character instead of pp_string for single letter printing.
28472 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28474 * doc/extend.texi: Fix '#pragma GCC option' typo.
28476 2009-01-02 Richard Guenther <rguenther@suse.de>
28478 * doc/install.texi (--enable-checking): Mention different
28479 default for stage1.
28480 (--enable-stage1-checking): Document.
28482 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28484 PR middle-end/30142
28485 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28486 case to be an error.
28488 2009-01-02 Ben Elliston <bje@au.ibm.com>
28490 * config/fp-bit.h (pack_d): Constify argument.
28491 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28492 (isnan): Constify argument.
28494 (iszero): Likewise.
28495 (pack_d): Likewise.
28496 (_fpadd_parts): Constify return type.
28497 (_fpmul_parts): Likewise.
28498 (_fpdiv_parts): Likewise.
28500 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28503 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28504 warn about overwriting initializer with side-effects or
28505 -Woverride-init if !IMPLICIT.
28506 (output_init_element): Likewise. Pass IMPLICIT down to
28508 (process_init_element): Add IMPLICIT argument. Pass it down
28509 to output_init_element.
28510 (push_init_element, pop_init_level, set_designator): Adjust
28511 process_init_element callers.
28512 (set_nonincremental_init, set_nonincremental_init_from_string):
28513 Adjust add_pending_init callers.
28514 (output_pending_init_elements): Adjust output_init_element callers.
28515 * c-tree.h (process_init_element): Adjust prototype.
28516 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28517 process_init_element callers.
28520 Copyright (C) 2009 Free Software Foundation, Inc.
28522 Copying and distribution of this file, with or without modification,
28523 are permitted in any medium without royalty provided the copyright
28524 notice and this notice are preserved.