1 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
4 (*setcc_si_1_and): Ditto.
5 (*setcc_si_1_movzbl): Ditto.
6 (*setcc_<mode>_2): Ditto.
7 (*setcc_qi): Rename from *setcc_1.
8 (*setcc_qi_slp): Rename from *setcc_2.
10 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
11 (*zero_extendqisi2_movzbw_and splitter): Ditto.
13 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
14 "if" condition, there is already assert with reload_completed present.
16 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
18 * plugin.c (try_init_one_plugin): Improve constness of variable err.
20 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
22 * doc/install.texi (Final install): Refer to
23 http://gcc.gnu.org/bugs/ for bug reporting.
25 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
27 * configure.ac: Add test for dci instruction.
28 * configure: Regenerate.
29 * config.in: Likewise.
30 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
31 * doc/invoke.texi: Add cpu_type 476 and 476fp.
32 (-mmulhw): Add 476 to description.
34 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
35 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
36 (processor_target_table): Add 476 and 476fp entries.
37 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
38 (rs6000_issue_rate): Add CPU_PPC476.
39 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
40 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
41 (processor_type): Add PROCESSOR_PPC476.
42 (EXTRA_SPECS): Add asm_cpu_476 string.
43 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
44 (define_attr "cpu"): Add ppc476.
46 Update comments for 476.
47 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
48 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
49 Update copyright year.
50 * config/rs6000/476.md: New file.
51 * config/rs6000/40x.md: Add description for "isel" attribute.
52 Update copyright year.
53 * config/rs6000/440.md: Likewise.
54 * config/rs6000/603.md: Likewise.
55 * config/rs6000/6xx.md: Likewise.
56 * config/rs6000/7450.md: Likewise.
57 * config/rs6000/7xx.md: Likewise.
58 * config/rs6000/8540.md: Likewise.
59 * config/rs6000/cell.md: Likewise.
60 * config/rs6000/e300c2c3.md: Likewise.
61 * config/rs6000/e500mc.md: Likewise.
62 * config/rs6000/mpc.md: Likewise.
63 * config/rs6000/power4.md: Likewise.
64 * config/rs6000/power5.md: Likewise.
65 * config/rs6000/power6.md: Likewise.
66 * config/rs6000/power7.md: Likewise.
67 * config/rs6000/rios1.md: Likewise.
68 * config/rs6000/rios2.md: Likewise.
69 * config/rs6000/rs64.md: Likewise.
71 2009-10-10 Richard Guenther <rguenther@suse.de>
73 PR tree-optimization/41654
74 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
75 a cond expr before calling gimple_cond_set_condition_from_tree.
76 (ifcombine_iforif): Likewise.
78 2009-10-09 Ian Lance Taylor <iant@google.com>
80 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
83 2009-10-09 Neil Vachharajani <nvachhar@google.com>
85 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
88 2009-10-09 Richard Guenther <rguenther@suse.de>
91 * target-def.h (TARGET_BUILTIN_DECL): Define.
92 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
93 * target.h (struct gcc_target): Add builtin_decl target hook.
94 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
95 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
97 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
99 (lto_output_builtin_tree): Sorry if the target does not support
100 streaming target builtins.
101 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
102 (rs6000_builtin_decl): New function.
103 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
104 (ix86_builtin_decl): New function.
106 2009-10-09 Jakub Jelinek <jakub@redhat.com>
108 PR preprocessor/41445
109 * c-ppoutput.c (do_line_change): New function.
110 (cb_line_change): Use it.
111 (scan_translation_unit): Call do_line_change if
112 avoid_paste or PREV_WHITE and token location is on a different line
116 * dwarf2out.c (dwarf2out_init): Test whether
117 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
120 PR rtl-optimization/41646
121 * calls.c (expand_call): For BLKmode types returned in registers
122 avoid likely spilled hard regs in copy_blkmode_from_reg generated
125 2009-10-09 Richard Guenther <rguenther@suse.de>
127 PR tree-optimization/41634
128 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
129 we remove the correct elements.
130 (optimize_stmt): Make sure to update stmt operands before
131 optimizing redundancies.
133 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
135 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
137 2009-10-09 Richard Guenther <rguenther@suse.de>
140 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
142 (lto_wrapper_exit): New function.
144 (fatal_perror): Likewise.
145 (fork_execute): Use global args_name, do not free it.
146 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
147 * lto-streamer.h: Remove duplicate prototypes.
149 2009-10-09 Richard Guenther <rguenther@suse.de>
151 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
152 before calling stmt_can_throw_external.
154 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
156 PR tree-optimization/40071
157 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
158 pointer if the original data reference doesn't conflict with the
159 created vector data reference. Fix long line.
161 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
163 * config/i386/i386.md (any_div): New code iterator.
164 (u): Handle div and udiv.
166 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
168 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
169 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
170 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
171 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
173 2009-10-08 Joseph Myers <joseph@codesourcery.com>
175 * gcc.c (main): Remove trailing "." from diagnostics.
177 2009-10-08 Cary Coutant <ccoutant@google.com>
179 Add support for debugging with ICF (Identical Code Folding).
180 * calls.c (debug.h): New #include.
181 (emit_call_1): Call virtual_call_token debug hook.
182 * common.opt (-fenable-icf-debug): New option.
183 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
184 locations in the source).
185 (poc_label_num): New variable.
186 (dcall_entry, vcall_entry): New typedefs.
187 (dcall_table, vcall_table): New variables.
188 (struct vcall_insn): New type.
189 (vcall_insn_table): New variable.
190 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
191 (size_of_dcall_table): New function.
192 (output_dcall_table): New function.
193 (size_of_vcall_table): New function.
194 (output_vcall_table): New function.
195 (dwarf2out_direct_call): New function.
196 (vcall_insn_table_hash): New function.
197 (vcall_insn_table_eq): New function.
198 (dwarf2out_virtual_call_token): New function.
199 (dwarf2out_virtual_call): New function.
200 (dwarf2out_init): Allocate new tables and sections.
201 (prune_unused_types): Mark DIEs referenced from direct call table.
202 (dwarf2out_finish): Output direct and virtual call tables.
203 * final.c (final_scan_insn): Call direct_call and virtual_call
205 * debug.h (struct gcc_debug_hooks): Add direct_call,
206 virtual_call_token, virtual_call hooks.
207 (debug_nothing_uid): New function.
208 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
209 (debug_nothing_uid): New function.
210 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
211 (xcoff_debug_hooks): Likewise.
212 * sdbout.c (sdb_debug_hooks): Likewise.
213 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
214 * doc/invoke.texi (-fenable-icf-debug): New option.
216 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
219 * regmove.c (regmove_backward_pass): Replace src with dst in the
220 debug insn, and check for dst before rather than after.
222 2009-10-08 Janis Johnson <janis187@us.ibm.com>
224 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
225 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
227 2009-10-08 Jan Hubicka <jh@suse.cz>
230 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
231 do not mark cgraph nodes as needed.
232 (record_references_in_initializer): Add new only_vars parameter.
233 * cgraph.h (record_references_in_initializer): New parameter.
234 * varasm.c (assemble_variable): Update call.
235 * varpool.c (varpool_analyze_pending_decls): Always look for
238 2009-10-08 Anatoly Sokolov <aesok@post.ru>
240 * config/avr/avr.c (last_insn_address) Remove variable.
241 (expand_prologue): Don't initialise last_insn_address variable.
242 (final_prescan_insn): Don't output insn size.
243 * config/avr/avr.opt (msize): Remove switch.
244 * doc/invoke.texi (AVR Options): Remove documentation of -msize
247 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
249 * combine.c (label_tick_ebb_start): Fix comment.
250 (combine_instructions): Set label_tick and label_tick_ebb_start before
251 calling setup_incoming_promotions. Start them from 1. Increment
252 label_tick instead of deriving it from the BB index. Rather than
253 comparing ticks use the block from the previous iteration to decide
254 whether to start a new EBB. Remove empty lines before function.
256 2009-10-08 Michael Matz <matz@suse.de>
259 * builtins.c (fold_builtin_isascii): Use fold_build2.
260 (fold_builtin_isdigit): Ditto.
261 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
262 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
263 remove_useless_stmts_cond, remove_useless_stmts_tf,
264 remove_useless_stmts_tc, remove_useless_stmts_bind,
265 remove_useless_stmts_goto, remove_useless_stmts_label,
266 remove_useless_stmts_1, remove_useless_stmts,
267 pass_remove_useless_stmts): Remove.
268 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
269 * passes.c (init_optimization_passes): Don't add
270 pass_remove_useless_stmts.
271 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
272 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
274 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
275 for static constants.
276 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
277 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
279 2009-10-08 Richard Guenther <rguenther@suse.de>
281 * gimple.c (free_gimple_type_tables): New function.
282 * gimple.h (free_gimple_type_tables): Declare.
284 2009-10-07 Mark Heffernan <meheff@google.com>
286 * ipa-prop.c (ipa_print_node_params) Only print
287 names of named arguments.
289 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
291 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
292 being statically linked.
294 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
296 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
298 2009-10-08 Jan Hubicka <jh@suse.cz>
301 * ipa.c (cgraph_externally_visible_p,
302 function_and_variable_visibility,
303 whole_program_function_and_variable_visibility): Skip non-finalized
306 2009-10-08 Nick Clifton <nickc@redhat.com>
308 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
311 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
314 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
316 2009-10-07 Joseph Myers <joseph@codesourcery.com>
319 * c-common.c (c_fully_fold_internal): Strip nops from the result
320 of recursive calls to c_fully_fold_internal.
321 (c_wrap_maybe_const): New.
322 (c_save_expr): Use c_wrap_maybe_const.
323 * c-common.h (c_wrap_maybe_const): Declare.
324 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
325 build_binary_op): Use c_wrap_maybe_const.
327 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
329 * real.c: Fix comment to reflect actual exponent size.
331 2009-10-08 Ben Elliston <bje@au.ibm.com>
333 * config/rs6000/a2.md: Add FSF comment header.
335 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.md (any_extend): New code iterator.
338 (u, s): New code attributes.
340 (DWIH): Rewrite as code iterator for SI and DI modes.
341 (DWI): Rewrite as mode attribute.
342 (dwi): New mode attribute.
343 (di): Depend on SI mode and DI mode.
344 (doubleint_general_operand): Remove mode attribute.
346 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
349 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
350 (*sub<mode>3_doubleword): Ditto.
352 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
353 using SWIM248 mode iterator.
354 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
355 using SWI48 mode iterator.
356 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
357 patterns using DWIH mode iterator and any_extend code iterator.
358 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
359 using any_extend code iterator.
360 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
361 patterns using DWIH mode iterator and any_extend code iterator.
362 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
363 using any_extend code iterator.
364 (<s>mul<mode>3_highpart): Macroize expander from
365 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
366 and any_extend code iterator.
367 (*<s>muldi3_highpart_1): Macroize insn from
368 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
369 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
370 patterns using any_extend code iterator.
371 (*<s>mulsi3_highpart_zext): Macroize insn from
372 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
374 2009-10-07 Jakub Jelinek <jakub@redhat.com>
376 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
377 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
378 refering to a DIE with DW_AT_const_value.
380 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
383 * ira-lives.c (check_and_make_def_conflict): Process all operands.
385 2009-10-06 Jan Hubicka <jh@suse.cz>
387 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
390 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
392 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
393 *lea_2_rex64): Move before *add<mode>_1 pattern.
395 2009-10-07 Jan Hubicka <jh@suse.cz>
397 * collect2.c (main): Add -fno-whole-program.
398 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
400 2009-10-07 Jan Hubicka <jh@suse.cz>
402 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
403 has no address taken.
404 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
406 (cgraph_clone_node): Clear externally_visible flag for clones.
407 * cgraph.h (cgraph_only_called_directly_p,
408 cgraph_can_remove_if_no_direct_calls_p): New predicates.
409 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
410 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
411 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
412 ipcp_insert_stage): Likwise.
413 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
414 externally_visible flag.
415 (verify_cgraph_node): Verify that inline clones look right.
416 (process_function_and_variable_attributes): Do not set
417 externally_visible flags.
418 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
420 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
422 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
423 clear externally_visible when turning into inline clones
424 (cgraph_mark_inline_edge): Use new predicates.
425 (cgraph_estimate_growth): Likewise.
426 (cgraph_decide_inlining): Likewise.
427 * ipa.c (cgraph_postorder): Likewise.
428 (cgraph_remove_unreachable_nodes): Likewise; sanity check
429 that inline clones are not needed.
430 (cgraph_externally_visible_p): New predicate.
431 (function_and_variable_visibility): Add whole_program parameter;
432 always set externally_visible flag; handle COMDAT function
434 (local_function_and_variable_visibility): New function.
435 (gate_whole_program_function_and_variable_visibility): New function.
436 (whole_program_function_and_variable_visibility): New function.
437 (pass_ipa_whole_program_visibility): New function.
438 * passes.c (init_optimization_passes): Add whole program visibility
440 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
441 not care about needed/reachable flags.
442 * varpool.c: Include flags.h
443 (decide_is_variable_needed): When doing LTO assume whole-program mode.
444 (varpool_finalize_decl): When we are in LTO read-back, all variables
446 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
448 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
450 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
453 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
455 * config.gcc: Don't include the makefile fragments intended for
457 * config/s390/fixdfdi.h: File removed.
458 * config/s390/libgcc-glibc.ver: File removed.
459 * config/s390/s390.h: Remove the fixdfdi.h hack.
460 * config/s390/t-crtstuff: File moved to libgcc dir.
461 * config/s390/t-linux: Likewise.
462 * config/s390/t-tpf: libgcc specific parts removed.
463 * config/s390/t-linux64: Likewise.
465 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
467 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
468 (lto-compress.o): Likewise.
470 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
473 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
474 dllexport to class members here.
475 (i386_pe_determine_dllimport_p): Only check static class data for
477 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
478 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
479 functions for vague linkage.
480 (i386_pe_type_dllexport_p): Fix formatting.
481 (maybe_add_dllexport) New function.
482 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
485 2009-10-07 Ben Elliston <bje@au.ibm.com>
487 * config/rs6000/a2.md: Remove duplicated lines.
489 2009-10-07 Ben Elliston <bje@au.ibm.com>
491 * config.gcc (powerpc*-*-*): Handle a2.
492 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
493 * config/rs6000/a2.md: New file.
494 * config/rs6000/rs6000.opt (mno-update): New.
495 (mupdate): Return to using a mask, not a var.
496 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
497 (enum processor_type): Add PROCESSOR_PPCA2.
498 * config/rs6000/rs6000.c (ppca2_cost): New costs.
499 (rs6000_override_options): Add "a2" to processor_target_table.
500 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
501 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
503 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
505 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
506 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
507 reference to nonexistent gen_truncxfxf2 function.
509 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
511 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
512 (DWIH, g, di, doubleint_general_operand): New mode attributes.
513 (general_operand): Handle TI mode.
514 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
515 using SDWIM mode iterator.
516 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
517 pattern from *add{di,ti}3_1 patterns and corresponding splitters
518 using DWI mode iterator.
519 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
520 patterns using SWI mode iterator.
521 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
522 using SWI48 mode iterator.
523 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
524 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
525 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
526 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
527 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
528 using SDWIM mode iterator.
529 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
530 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
531 using DWI mode iterator.
532 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
533 patterns using SWI mode iterator.
534 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
535 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
536 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
537 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
538 patterns using plusminus code iterator.
539 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
540 sub<mode>3 patterns using plusminus code iterator.
541 * config/i386/i386.c (override_options): Update call to
542 gen_subdi_carry_rex64 for renamed function.
543 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
544 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
545 calls to instruction expanders.
547 2009-10-06 Martin Jambor <mjambor@suse.cz>
550 * opts.c (decode_options): Run IPA-SRA at -O2.
552 2009-10-06 Richard Guenther <rguenther@suse.de>
554 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
556 2009-10-06 Tobias Burnus <burnus@net-b.de>
559 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
560 -flto and -fwhole-program flags can be combined.
562 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
565 * gcc.c (process_command): Check that -o argument was specified.
567 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
569 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
571 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
573 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
574 * doc/invoke.texi (Warning Options): Annotate allowed languages
575 for -Wunsuffixed-float-constants.
577 2009-10-05 Jakub Jelinek <jakub@redhat.com>
579 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
580 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
581 same name and isn't the main variant.
584 * dwarf2out.c (loc_by_reference): Removed.
585 (dw_loc_list_1): New function.
586 (dw_loc_list): Remove toplev argument, add want_address argument.
587 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
588 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
589 want_address == 2 to dw_loc_list. For successful dw_loc_list
590 set have_address to 1 only if want_address is not 0.
592 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
594 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
595 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
596 a code block followed by two pointers.
597 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
598 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
599 (MIPS_MOVE): Likewise.
600 (MIPS_LUI): Likewise.
602 (MIPS_BAL): Likewise.
603 (MIPS_NOP): Likewise.
604 (mips_asm_trampoline_template): Delete.
605 (mips_trampoline_code_size): New function.
606 (mips_trampoline_init): Add shorter sequences for all cases
607 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
608 Calculate the opcodes directly, rather than copying from a template.
609 Only flush the code part of the trampoline.
610 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
612 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
614 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
615 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
616 (INCOMING_RETURN_ADDR_RTX): Likewise.
617 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
619 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
620 with RETURN_ADDR_REGNUM.
621 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
622 * config/mips/mips.c (mips16_build_call_stub): Replace
623 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
624 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
625 (mips_print_operand_punctuation): Likewise.
626 (mips_frame_set): Likewise.
627 (mips16e_output_save_restore): Likewise.
628 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
629 (mips_save_reg_p): Likewise.
630 (mips_return_addr): Likewise.
631 (mips_set_return_address): Likewise.
632 (mips_direct_save_slot_move_p): Likewise.
633 (mips_output_function_prologue): Likewise.
634 (mips_restore_reg): Likewise.
635 (mips_expand_epilogue): Likewise.
636 (mips_epilogue_uses): Likewise.
637 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
638 (*mov<mode>_ra): Use it instead of a hard-coded 31.
639 (clear_hazard_<mode>): Likewise.
640 (call_internal): Likewise.
641 (call_internal_direct): Likewise.
642 (call_direct_split): Likewise.
643 (call_value_internal): Likewise.
644 (call_value_split): Likewise.
645 (call_value_internal_direct): Likewise.
646 (call_value_direct_split): Likewise.
647 (call_value_multiple_internal): Likewise.
648 (call_value_multiple_split): Likewise.
650 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
651 Jakub Jelinek <jakub@redhat.com>
653 PR rtl-optimization/41511
654 * combine.c (record_value_for_reg): Pass explicit values as argument
655 to get_last_value_validate.
656 (get_last_value_validate): Document INSN parameter.
657 For non-readonly MEMs, assume they might have been modified if INSN
658 was in another basic block.
659 (get_last_value): Minor reformatting.
661 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
664 * final.c (asm_str_count): Split out from asm_insn_count.
665 * rtl.h (asm_str_count): New prototype.
666 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
669 2009-10-05 Sriraman Tallam <tmsriram@google.com>
671 * doc/plugins.texi: Change plugin_pass to register_pass_info.
673 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
674 Rafael Espindola <espindola@google.com>
676 * gengtype.c (write_types): Moved call to write_func_for_structure
679 2009-10-05 Richard Guenther <rguenther@suse.de>
682 * lto-cgraph.c (output_cgraph): Output toplevel asms.
683 (input_cgraph_1): Input toplevel asms.
685 2009-10-05 Richard Guenther <rguenther@suse.de>
688 * lto-symtab.c (lto_compatible_attributes_p): Remove.
689 (external_aggregate_decl_p): Likewise.
690 (lto_symtab_compatible): Re-structure. Remove dead code.
691 For variables ignore toplevel qualifiers when comparing types.
692 Issue warnings, not errors for mismatched user-alignment.
694 2009-10-05 Richard Guenther <rguenther@suse.de>
698 * lto-symtab.c (struct lto_symtab_base_def): Remove.
699 (struct lto_symtab_identifier_def): Likewise.
700 (struct lto_symtab_decl_def): Likewise.
701 (struct lto_symtab_entry_def): New.
702 (lto_symtab_identifier_t): Rename to ...
703 (lto_symtab_entry_t): ... this.
704 (lto_symtab_decls): Remove.
705 (lto_symtab_base_hash): Rename to ...
706 (lto_symtab_entry_hash): ... this.
707 (lto_symtab_base_eq): Rename to ...
708 (lto_symtab_entry_eq): ... this.
709 (lto_symtab_base_marked_p): Rename to ...
710 (lto_symtab_entry_marked_p): ... this.
711 (lto_symtab_identifier_marked_p): Remove.
712 (lto_symtab_decl_marked_p): Likewise.
713 (lto_symtab_maybe_init_hash_tables): Rename to ...
714 (lto_symtab_maybe_init_hash_table): ... this.
715 (lto_symtab_set_resolution_and_file_data): Remove.
716 (lto_symtab_register_decl): New function.
717 (lto_symtab_get_identifier): Remove.
718 (lto_symtab_get): New function.
719 (lto_symtab_get_resolution): Adjust.
720 (lto_symtab_get_identifier_decl): Remove.
721 (lto_symtab_set_identifier_decl): Likewise.
722 (lto_symtab_merge_decl): Rename to ...
723 (lto_symtab_merge): ... this. Rewrite.
724 (lto_symtab_merge_var): Remove.
725 (lto_symtab_merge_fn): Likewise.
726 (lto_symtab_prevailing_decl): Adjust.
727 (lto_cgraph_replace_node): New function.
728 (lto_symtab_merge_decls_2): Likewise.
729 (lto_symtab_merge_decls_1): Likewise.
730 (lto_symtab_fixup_var_decls): Likewise.
731 (lto_symtab_resolve_symbols): Likewise.
732 (lto_symtab_merge_decls): Likewise.
733 (lto_symtab_prevailing_decl): Adjust.
734 (lto_symtab_get_symtab_def): Remove.
735 (lto_symtab_get_file_data): Likewise.
736 (lto_symtab_clear_resolution): Adjust.
737 (lto_symtab_clear_resolution): Likewise.
738 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
739 (input_cgraph_1): Likewise.
740 * lto-streamer-in.c (get_resolution): Do not provide fake
741 symbol resolutions here.
742 (deferred_global_decls): Remove.
743 (lto_register_deferred_decls_in_symtab): Likewise.
744 (lto_register_var_decl_in_symtab): Change signature, register
745 variable via lto_symtab_register_decl.
746 (lto_register_function_decl_in_symtab): Likewise.
747 (lto_read_tree): Adjust.
748 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
749 (lto_symtab_merge_var): Likewise.
750 (lto_symtab_merge_fn): Likewise.
751 (lto_symtab_register_decl): Declare.
752 (lto_symtab_merge_decls): Likewise.
754 2009-10-05 Richard Guenther <rguenther@suse.de>
756 PR tree-optimization/23821
757 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
758 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
759 simple IV increments.
761 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
763 * config/arm/arm.c (arm_override_options): Really initialize
764 flag_dwarf2_cfi_asm to 0.
766 2009-10-05 Doug Kwan <dougkwan@google.com>
768 PR rtl-optimization/41574
769 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
770 floating point and we are not doing unsafe math optimizations.
772 2009-10-03 Simon Baldwin <simonb@google.com>
773 Cary Coutant <ccoutant@google.com>
774 Rafael Espindola <espindola@google.com>
775 Richard Guenther <rguenther@suse.de>
776 Jan Hubicka <jh@suse.cz>
777 Doug Kwan <dougkwan@google.com>
778 H.J. Lu <hongjiu.lu@intel.com>
779 Bill Maddox <maddox@google.com>
780 Ryan Mansfield <rmansfield@qnx.com>
781 Diego Novillo <dnovillo@google.com>
782 Ollie Wild <aaw@google.com>
783 Kenneth Zadeck <zadeck@naturalbridge.com>
785 * lto-cgraph.c: New file.
786 * lto-compress.c: New file.
787 * lto-compress.h: New file.
788 * lto-opts.c: New file.
789 * lto-section-in.c: New file.
790 * lto-section-out.c: New file.
791 * lto-streamer-in.c: New file.
792 * lto-streamer-out.c: New file.
793 * lto-streamer.c: New file.
794 * lto-streamer.h: New file.
795 * lto-symtab.c: New file.
796 * lto-wpa-fixup.c: New file.
797 * lto-wrapper.c: New file.
799 2009-10-03 Simon Baldwin <baldwin@google.com>
800 Ben Elliston <bje@au.ibm.com>
801 Rafael Espindola <espindola@google.com>
802 Nathan Froyd <froydnj@codesourcery.com>
803 Jan Hubicka <jh@suse.cz>
804 Doug Kwan <dougkwan@google.com>
805 Diego Novillo <dnovillo@google.com>
806 Kenneth Zadeck <zadeck@naturalbridge.com>
808 * Makefile.in (enable_lto): New.
809 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
810 (LINKER_PLUGIN_API_H): Define.
811 (LTO_SYMTAB_H): Define.
812 (LTO_STREAMER_H): Define.
813 (TREE_VECTORIZER_H): Define.
814 (INCLUDES): Add LIBELFINC.
815 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
816 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
817 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
818 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
819 (native): Add lto-wrapper$(exeext)
820 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
821 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
822 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
823 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
824 (varasm.o): Add dependency on tree-iterator.h.
825 (cgraph.o): Add dependency on cif-code.def.
826 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
827 (ipa-pure-const.o): Likewise.
828 (GTFILES): Add lto-symtab.c.
829 (install-lto-wrapper): New.
830 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
831 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
832 * config.in: Regenerate.
834 2009-10-03 Rafael Espindola <espindola@google.com>
835 Diego Novillo <dnovillo@google.com>
837 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
839 Call execute_ipa_summary_passes for all_regular_ipa_passes and
841 (cgraph_optimize): Make extern.
843 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
844 Kenneth Zadeck <zadeck@naturalbridge.com>
846 * toplev.c (in_lto_p): Declare.
847 * collect2.c (scan_prog_file): Read all the output when reading
849 (enum lto_mode_d): Declare.
851 2009-10-03 Richard Guenther <rguenther@suse.de>
852 Diego Novillo <dnovillo@google.com>
854 * gimple.c: Include target.h and alias.h.
855 (gimple_types): Declare.
856 (type_hash_cache): Declare.
857 (gimple_alloc_stat): Make extern.
858 (gimple_build_eh_must_not_throw): Call
859 gimple_eh_must_not_throw_set_fndecl.
860 (struct type_pair_d): Declare.
861 (type_pair_t): Declare.
862 (type_pair_hash): New.
864 (lookup_type_pair): New.
865 (gimple_force_type_merge): New.
866 (compare_type_names_p): New.
867 (compare_field_offset): New.
868 (gimple_types_compatible_p): New.
869 (struct sccs): Declare.
870 (next_dfs_num): Declare.
871 (iterative_hash_gimple_type): New.
873 (iterative_hash_type_name): New.
874 (iterative_hash_gimple_type): New.
875 (gimple_type_hash): New.
876 (gimple_type_eq): New.
877 (gimple_register_type): New.
878 (print_gimple_types_stats): New.
879 (gimple_signed_or_unsigned_type): New.
880 (gimple_unsigned_type): New.
881 (gimple_signed_type): New.
882 (gimple_get_alias_set): New.
883 (gimple_decl_printable_name): Do not use DMGL_TYPES.
884 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
885 (gimple_force_type_merge): Declare.
886 (gimple_types_compatible_p): Declare.
887 (gimple_register_type): Declare.
888 (print_gimple_types_stats): Declare.
889 (gimple_unsigned_type): Declare.
890 (gimple_signed_type): Declare.
891 (gimple_get_alias_set): Declare.
892 (gimple_eh_must_not_throw_set_fndecl): New.
894 2009-10-03 Jan Hubicka <jh@suse.cz>
895 Kenneth Zadeck <zadeck@naturalbridge.com>
897 * ipa-pure-const.c: Include lto-streamer.h.
898 (register_hooks): Factor out of ...
899 (generate_summary): ... here.
900 (pure_const_write_summary): New.
901 (pure_const_read_summary): New.
902 (pass_ipa_pure_const): Add pure_const_write_summary and
903 pure_const_read_summary.
904 * ipa-reference.c: Include lto-streamer.h.
905 (add_new_function): New.
906 (remove_node_data): New.
907 (duplicate_node_data): New.
908 (ipa_init): Guard against multiple calls.
909 Move hook setup from analyze_function.
910 (write_node_summary_p): New.
911 (ipa_reference_write_summary): New.
912 (ipa_reference_read_summary): New.
913 (pass_ipa_reference): Add ipa_reference_write_summary and
914 ipa_reference_read_summary.
915 * cgraph.h (cgraph_local_info): Add field lto_file_data.
916 (struct cgraph_edge): Add fields lto_stmt_uid and
917 call_stmt_cannot_inline_p.
918 (cgraph_optimize): Declare.
919 (cgraph_decide_is_function_needed): Declare.
920 (reset_inline_failed): Declare.
921 (enum LTO_cgraph_tags): Declare.
922 (LTO_cgraph_tag_names): Declare.
923 (LCC_NOT_FOUND): Define.
925 2009-10-03 Doug Kwan <dougkwan@google.com>
926 Rafael Espindola <espindola@google.com>
927 Jan Hubicka <jh@suse.cz>
928 Diego Novillo <dnovillo@google.com>
929 Kenneth Zadeck <zadeck@naturalbridge.com>
931 * passes.c (all_regular_ipa_passes): New.
932 (all_ipa_passes): Rename to all_small_ipa_passes.
933 (init_optimization_passes): Init all_regular_ipa_passes.
934 * tree-pass.h (all_regular_ipa_passes): New.
935 (all_ipa_passes): Rename to all_small_ipa_passes.
936 * passes.c (all_lto_gen_passes): New.
937 (init_optimization_passes): Initialize all_lto_gen_passes.
938 (execute_ipa_summary_passes): Make non-static.
939 (ipa_write_summaries_1): New.
940 (ipa_write_summaries_2): New.
941 (ipa_write_summaries): New.
942 (ipa_write_summaries_of_cgraph_node_set): New.
943 (ipa_read_summaries_1): New.
944 (ipa_read_summaries): New.
945 (execute_ipa_pass_list): Call cgraph_process_new_functions.
946 (execute_regular_ipa_pass_list): Remove.
947 (init_optimization_passes): Schedule
948 pass_rebuild_cgraph_edges and pass_early_inline outside
949 of pass_all_early_optimizations. Document reason.
950 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
951 pass_ipa_lto_finish_out): New pass.
952 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
953 (execute_all_ipa_transforms): New.
954 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
955 (dump_properties, debug_properties): New.
956 * tree-optimize.c (gate_all_early_local_passes): Return
957 false if we are in lto1.
958 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
959 * tree-pass.h (execute_all_ipa_transforms): Declare.
960 (pass_ipa_function_and_variable_visibility): Declare.
961 (pass_ipa_early_inline): Declare.
962 (pass_ipa_lto_gimple_out): Declare.
963 (pass_ipa_lto_wpa_fixup): Declare.
964 (pass_ipa_lto_finish_out): Declare.
965 (all_small_ipa_passes, all_regular_ipa_passes,
966 all_lto_gen_passes): Declare.
967 (execute_ipa_summary_passes): Declare.
968 (execute_all_ipa_transforms): Declare.
969 (ipa_write_summaries): Declare
970 (ipa_write_summaries_of_cgraph_node_set): Declare.
971 (ipa_read_summaries): Declare.
973 2009-10-03 Doug Kwan <dougkwan@google.com>
974 Ollie Wild <aaw@google.com>
976 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
978 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
979 (lto_mode): New variable.
980 (maybe_run_lto_and_relink): Handle the -fwpa option.
981 (main): Handle the -fwpa option.
982 (maybe_unlink_list): New function.
983 * gcc.c (link_lto_options): Replace -flto with -fwpa.
984 * common.opt (flto): New flag.
985 * toplev.c (flag_generate_lto): Declare.
987 2009-10-03 Simon Baldwin <simonb@google.com>
989 * common.opt (flto-compression-level): New flag.
991 * opts.c: Include lto-opts.h.
992 (handle_option): Call lto_register_user_option for each
993 valid option handled.
994 (decode_options): Clear registered options before the options
997 2009-10-03 Cary Coutant <ccoutant@google.com>
999 * collect2.c (is_elf): New function.
1000 (scan_prog_file): Require LTO object to be in ELF format.
1002 2009-10-03 Rafael Espindola <espindola@google.com>
1004 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1005 libgcc to the linker.
1007 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1009 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1010 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1012 * collect2.h (collect_execute): Add flags argument.
1013 * tlink.c (tlink_execute): Update call to collect_execute.
1014 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1015 (use_linker_plugin): New.
1016 (use_linker_plugin_spec_function): New.
1017 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1018 (linker_plugin_file_spec): New.
1019 (lto_wrapper_spec): New.
1020 (lto_gcc_spec): New.
1021 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1022 (static_spec_functions): Add use-linker-plugin.
1023 (process_command): Handle -use-linker-plugin.
1024 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1025 linker_plugin_file_spec and lto_gcc_spec.
1026 (use_linker_plugin_spec_function): New.
1028 2009-10-03 Richard Guenther <rguenther@suse.de>
1032 * tree.h (is_lang_specific): Include LANG_TYPE.
1033 * tree.c (find_decls_types_r): Manually add interesting parts
1034 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1036 * gimple.c (type_pair_hash): Make symmetric.
1037 (type_pair_eq): Likewise.
1038 (lookup_type_pair): Increase initial hashtable size.
1039 (gimple_force_type_merge): Rely on type-pair symmetry.
1040 (visit): Remove excessive checking code.
1041 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1042 (gimple_register_type): Remove getenv calls, shrink initial
1046 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1047 inline functions if not generating lto output.
1050 * toplev.c (finalize): In WPA mode remove the asm file.
1052 2009-10-03 Doug Kwan <dougkwan@google.com>
1054 * ipa-inline.c (cgraph_mark_inline): Check
1055 edge->call_stmt_cannot_inline_p instead of calling
1056 gimple_call_cannot_inline_p.
1057 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1058 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1059 (inline_generate_summary): Do nothing in LTRANS.
1060 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1061 exists before calling gimple_call_cannot_inline_p.
1062 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1063 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1064 Update new_edge->lto_stmt_uid.
1065 * cgraphbuild.c (reset_inline_failed): New.
1067 * common.opt (fwpa): New flag.
1068 (fltrans): New option.
1069 * gcc.c (gcc_lto_option_t): New type.
1070 (current_lto_option): New variable.
1071 (lto_single_spec_function): Remove and is replaced by ..
1072 (lto_option_spec_function): New function.
1073 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1074 passing the -flto flag.
1075 (cc1_options): Separate non-LTO related parts into ..
1076 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1077 (lto1_options): New spec for lto FE.
1078 (link_lto_options): New spec for handling LTO flags in linker.
1079 (invoke_lto_single): Re-format to fit in 80 column. Replace
1080 lto-single with lto-option.
1081 (static_specs): Add cc1_non_lto_options, lto1_options and
1083 (static_spec_function): Replace lto-single with lto-option.
1084 (process_command): Handle -flto, -fwpa and -fltran by setting
1085 current_lto_option and not passing it to subprocess unconditionally.
1087 2009-10-03 Bill Maddox <maddox@google.com>
1089 Add `gcc' driver support for link-time code generation (LTO).
1091 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1092 (lto_flag, lto_objects, lto_o_file): New variables.
1093 (struct lto_object, struct lto_object_list): New structures.
1094 (collect_exit, handler): Remove LTO temporary output file on exit.
1095 (add_lto_object): New function.
1096 (maybe_run_lto_and_relink): New function. Perform link time code
1097 generation and relinking for object files containing LTO information.
1098 (main): Invoke maybe_run_lto_and_relink().
1099 (dump_argv): New function. For debugging, currently disabled.
1100 (scan_prog_file): Add LTO information pass.
1101 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1103 * toplev.c (compile_file): Emit assembler directive to create
1104 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1106 2009-10-03 Diego Novillo <dnovillo@google.com>
1108 * c.opt: Add LTO to warn_abi and warn_psabi.
1110 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1111 inline function. Ignore language-specific nodes. Update all users.
1112 (find_decls_types_r): Do not traverse the subtrees of
1113 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1114 * tree.h (is_lang_specific): New.
1115 * langhooks.h (struct lang_hooks_for_decls): Remove
1116 may_need_assembler_name_p. Update all users.
1118 * c-common.c (set_builtin_user_assembler_name): Move ...
1119 * builtins.c (set_builtin_user_assembler_name): ... here.
1120 (is_builtin_name): Add comment
1121 (is_builtin_fn): New.
1122 * except.c (output_ttype): Only call
1123 lookup_type_for_runtime if TYPE is not a runtime type.
1125 * passes.c (register_pass): Call position_pass on
1126 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1127 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1128 (TV_IPA_LTO_DECL_IO): Define.
1129 (TV_IPA_LTO_CGRAPH_IO): Define.
1131 (TV_WHOPR_WPA): Define.
1132 (TV_WHOPR_WPA_IO): Define.
1133 (TV_WHOPR_LTRANS): Define.
1134 (TV_WHOPR_WPA_FIXUP): Define.
1135 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1136 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1137 * tree-flow.h (tree_node_can_be_shared): Declare.
1138 * tree-inline.c (tree_can_inline_p): Check that E has a
1139 statement associated with it.
1140 * tree.c (free_lang_data_in_binf): Factor out of ...
1141 (free_lang_data_in_type): ... here.
1142 Call RECORD_OR_UNION_TYPE_P.
1143 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1144 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1145 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1146 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1147 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1148 (gate_free_lang_data): Return true if flag_generate_lto is set.
1149 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1150 * c-common.h (set_builtin_user_assembler_name): Move ...
1151 * tree.h (set_builtin_user_assembler_name): ... here.
1153 * common.opt (flto-report): New flag.
1154 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1155 * collect2.c (scan_prog_file): Send the error output of
1156 'nm' to HOST_BIT_BUCKET.
1158 2009-10-03 Ollie Wild <aaw@google.com>
1160 * langhooks-def.h (lhd_begin_section): New function declaration.
1161 (lhd_write_section): New function declaration.
1162 (lhd_end_section): New function declaration.
1163 (LANG_HOOKS_BEGIN_SECTION): New macro.
1164 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1165 (LANG_HOOKS_END_SECTION): New macro.
1166 (LANG_HOOKS_LTO): New macro.
1167 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1168 * langhooks.c (output.h): Add include.
1169 (saved_section): New static variable.
1170 (lhd_begin_section): New function.
1171 (lhd_write_section_data): New function.
1172 (lhd_end_section): New function.
1173 * langhooks.h (struct lang_hooks_for_lto): New structure.
1174 (struct lang_hooks): Add member lto.
1175 * Makefile.in (langhooks.o): Add dependency on output.h.
1177 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1179 2009-10-03 Richard Guenther <rguenther@suse.de>
1181 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1184 2009-10-03 Simon Baldwin <simonb@google.com>
1185 Richard Guenther <rguenther@suse.de>
1186 Janis Johnson <janis187@us.ibm.com>
1187 Doug Kwan <dougkwan@google.com>
1188 Diego Novillo <dnovillo@google.com>
1189 Ramana Radhakrishnan <ramana.r@gmail.com>
1190 Ollie Wild <aaw@google.com>
1192 * doc/install.texi: Add documentation for libelf and --enable-lto.
1193 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1194 -flto-report, -flto-compression-level and -use-linker-plugin.
1195 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1196 Add section for LTO Testing.
1198 2009-10-02 Cary Coutant <ccoutant@google.com>
1200 Add support for comdat type sections for DWARF v4.
1201 Merge from dwarf4 branch.
1203 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1204 (dw_die_ref): Define vector type.
1205 (enum dw_val_class): Add dw_val_class_data8.
1206 (struct dw_val_struct): Add v.val_data8.
1207 (comdat_type_node_ref): New type.
1208 (struct die_struct): Move die_symbol into a union; add new field
1209 die_type_node. Change all uses.
1210 (comdat_type_node): New type.
1211 (skeleton_chain_node): New type.
1212 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1213 (comdat_type_list): New variable.
1214 (dwarf_tag_name): Add DW_TAG_type_unit.
1215 (dwarf_attr_name): Add DW_AT_signature.
1216 (add_AT_data8): New function.
1217 (replace_child): New function.
1218 (move_all_children): New function.
1219 (print_signature): New function.
1220 (print_die): Print signature information; add dw_val_class_data8.
1221 (attr_checksum): Support dw_val_class_data8.
1222 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1223 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1224 (checksum_sleb128, checksum_uleb128): New functions.
1225 (checksum_die_context): New function.
1226 (loc_checksum_ordered): New function.
1227 (attr_checksum_ordered): New function.
1228 (struct checksum_attributes): New structure.
1229 (collect_checksum_attributes): New function.
1230 (die_checksum_ordered): New function.
1231 (generate_type_signature): New function.
1232 (same_dw_val_p): Add dw_val_class_data8.
1233 (is_symbol_die): Use new is_declaration_die function.
1234 (is_declaration_die): New function.
1235 (should_move_die_to_comdat): New function.
1236 (clone_die): New function.
1237 (clone_tree): New function.
1238 (clone_as_declaration): New function.
1239 (copy_declaration_context): New function.
1240 (generate_skeleton_ancestor_tree): New function.
1241 (generate_skeleton_bottom_up): New function.
1242 (generate_skeleton): New function.
1243 (remove_child_or_replace_with_skeleton): New function.
1244 (break_out_comdat_types): New function.
1245 (struct decl_table_entry): New type.
1246 (htab_decl_hash): New function.
1247 (htab_decl_eq): New function.
1248 (htab_decl_del): New function.
1249 (copy_ancestor_tree): New function.
1250 (copy_decls_walk): New function.
1251 (copy_decls_for_unworthy_types): New function.
1252 (build_abbrev_table): Don't assert on missing die_symbol when doing
1253 comdat type sections.
1254 (size_of_die): Use DW_FORM_sig8 for external references. Add
1256 (unmark_dies): Don't assert for unmarked dies when doing comdat
1258 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1259 (output_signature): New function.
1260 (output_die): Likewise.
1261 (output_compilation_unit_header): Mark output as DWARF version 3
1262 even if generating DWARF 4.
1263 (output_comdat_type_unit): New function.
1264 (output_line_info): Mark output as DWARF version 3 even if generating
1266 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1268 (dwarf2out_end_source_file): Likewise.
1269 (prune_unused_types_walk_attribs): Don't follow references into
1270 comdat type sections.
1271 (prune_unused_types_mark): When generating type units, do not mark
1272 children of non-defining declarations of types; do mark children of
1274 (prune_unused_types): Process comdat type sections.
1275 (htab_ct_hash): New function.
1276 (htab_ct_eq): New function.
1277 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1278 Add a pointer to the line table from type unit entries so
1279 DW_AT_decl_file has meaning.
1280 * varasm.c (default_elf_asm_named_section): Use identifier name as
1281 comdat key instead of lang hook.
1283 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1285 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1287 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1289 * config/i386/i386.md (SWIM248): New mode iterator.
1290 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1291 divmodhi4 patterns using SWIM248 macro.
1292 (*divmod<mode>4): Macroize insn_and_split pattern from
1293 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1294 and their corresponding splitters usign SWIM248 macro. Split SImode
1295 insn to generate cltd and DImode insn to generate cqto instead of
1296 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1297 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1298 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1299 *divmodsi_noext patterns using SWIM248 macro.
1300 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1301 udivmodhi4 patterns using SWIM248 macro.
1302 (*udivmod<mode>4): Macroize insn_and_split pattern from
1303 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1304 corresponding splitters using SWIM248 macro.
1305 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1306 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1308 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1310 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1311 of zero-sized element is zero-sized regardless of its extent.
1313 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1316 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1317 * configure: Regenerated.
1318 * config.in: Regenerated.
1319 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1320 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1321 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1322 not emitting .eh_frame, emit .cfi_sections .debug_frame
1327 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1328 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1330 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1331 vars use DECL_RTL with resetting it back to NULL afterwards.
1332 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1333 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1334 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1335 the attribute type allows it, otherwise use DW_FORM_dataN.
1336 (mem_loc_descriptor): Handle CONST_STRING.
1337 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1338 Handle MEM with CONST_STRING address using add_AT_string.
1339 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1340 CONST_STRING for const arrays initialized with a string literal.
1341 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1342 (dwarf2out_finish): Call resolve_addr.
1344 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1345 Maxim Kuvyrkov <maxim@codesourcery.com>
1347 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1349 2009-10-02 Nick Clifton <nickc@redhat.com>
1351 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1352 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1354 2009-10-01 Jan Hubicka <jh@suse.cz>
1356 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1357 (cgraph_create_virtual_clone): Just pass redirect_callers
1359 * cgraph.h (cgraph_clone_node): Update prototype.
1360 * ipa-pure-const.c (self_recursive_p): New function.
1361 (propagate): Use it.
1362 * ipa-inline.c (cgraph_clone_inlined_nodes,
1363 cgraph_decide_recursive_inlining): Update.
1365 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1367 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1368 instructions for TARGET_OCTEON.
1370 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1372 * config/arm/arm.c (arm_override_options): Turn off
1373 flag_dwarf2_cfi_asm for AAPCS variants.
1375 2009-10-01 Martin Jambor <mjambor@suse.cz>
1378 * tree-sra.c (convert_callers): Do not call
1379 compute_inline_parameters on one caller more than once.
1381 2009-10-01 Nick Clifton <nickc@redhat.com>
1383 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1384 an empty string if not already defined.
1386 2009-10-01 Martin Jambor <mjambor@suse.cz>
1389 * tree-sra.c (is_va_list_type): New function.
1390 (find_var_candidates): Call is_va_list_type.
1391 (find_param_candidates): Check that the type or the type pointed
1392 to are not va_list types.
1394 2009-10-01 Martin Jambor <mjambor@suse.cz>
1397 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1398 DECL_ARTIFICIAL (param_decl) is true.
1400 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1402 * tree.h (tree_decl_common::lang_flag_8): New.
1403 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1405 * c-common.h (RID_CONSTEXPR): New.
1407 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1409 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1410 Use ref-all pointers.
1411 (alpha_gimplify_va_arg): Ditto.
1413 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1416 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1417 before insn counting loop now that BB_END (bb) is counted. Ensure
1418 the return value isn't zero.
1420 2009-09-30 Nick Clifton <nickc@redhat.com>
1422 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1423 with separate definitions of c_target_objs and cxx_target_objs.
1424 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1426 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1427 sh_symbian_import_export_class.
1428 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1429 * config/sh/symbian.c: Delete, moving code into...
1430 * config/sh/symbian-base.c: ... here
1431 * config/sh/symbian-c.c: ... and here
1432 * config/sh/symbian-cxx.c: ... and here.
1434 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1437 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1438 of plus RTX into register.
1440 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1442 * doc/install.texi: Linguistic and markup fixes.
1443 (Configuration) <--disable-cpp>: Remove description.
1444 <--enable-maintainer-mode>: Autotools files are affected, too.
1445 <--with-sysroot>: Improve description.
1446 (Building): Bump required GNU make version.
1448 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1450 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1451 (x86_64-*-*): Ditto.
1453 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1454 intrinisics for FMA4.
1455 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1456 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1457 Add FMA4 check and fma4intrin.h.
1458 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1460 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1461 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1462 constant for FMA4 support.
1463 (UNSPEC_FMA4_FMADDSUB): Ditto.
1464 (UNSPEC_FMA4_FMSUBADD): Ditto.
1465 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1466 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1467 (ix86_expand_fma4_multiple_memory): Ditto.
1468 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1469 (OPTION_MASK_ISA_FMA4_UNSET): New.
1470 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1471 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1472 (ix86_handle_option): Handle -mfma4.
1473 (isa_opts): Handle -mfma4.
1474 (enum pta_flags): Add PTA_FMA4.
1475 (override_options): Add FMA4 support.
1476 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1477 (IX86_BUILTIN_VFMADDSD): Ditto.
1478 (IX86_BUILTIN_VFMADDPS): Ditto.
1479 (IX86_BUILTIN_VFMADDPD): Ditto.
1480 (IX86_BUILTIN_VFMSUBSS): Ditto.
1481 (IX86_BUILTIN_VFMSUBSD): Ditto.
1482 (IX86_BUILTIN_VFMSUBPS): Ditto.
1483 (IX86_BUILTIN_VFMSUBPD): Ditto.
1484 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1485 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1486 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1487 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1488 (IX86_BUILTIN_VFNMADDSS): Ditto.
1489 (IX86_BUILTIN_VFNMADDSD): Ditto.
1490 (IX86_BUILTIN_VFNMADDPS): Ditto.
1491 (IX86_BUILTIN_VFNMADDPD): Ditto.
1492 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1493 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1494 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1495 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1496 (IX86_BUILTIN_VFMADDPS256): Ditto.
1497 (IX86_BUILTIN_VFMADDPD256): Ditto.
1498 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1499 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1500 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1501 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1502 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1503 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1504 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1505 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1506 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1507 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1508 (enum multi_arg_type): New enum for describing the various FMA4
1509 intrinsic argument types.
1510 (bdesc_multi_arg): New table for FMA4 intrinsics.
1511 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1512 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1514 (ix86_expand_builtin): Add FMA4 intrinsic support.
1515 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1516 operand instructions.
1517 (ix86_expand_fma4_multiple_memory): New function to split the
1518 second memory reference from FMA4 instructions.
1519 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1520 (ssemodesuffixf2s): Ditto.
1521 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1523 (fma4_fmsub<mode>4): Ditto.
1524 (fma4_fnmadd<mode>4): Ditto.
1525 (fma4_fnmsub<mode>4): Ditto.
1526 (fma4_vmfmadd<mode>4): Ditto.
1527 (fma4_vmfmsub<mode>4): Ditto.
1528 (fma4_vmfnmadd<mode>4): Ditto.
1529 (fma4_vmfnmsub<mode>4): Ditto.
1530 (fma4_fmadd<mode>4256): Ditto.
1531 (fma4_fmsub<mode>4256): Ditto.
1532 (fma4_fnmadd<mode>4256): Ditto.
1533 (fma4_fnmsub<mode>4256): Ditto.
1534 (fma4_fmaddsubv8sf4): Ditto.
1535 (fma4_fmaddsubv4sf4): Ditto.
1536 (fma4_fmaddsubv4df4): Ditto.
1537 (fma4_fmaddsubv2df4): Ditto.
1538 (fma4_fmsubaddv8sf4): Ditto.
1539 (fma4_fmsubaddv4sf4): Ditto.
1540 (fma4_fmsubaddv4df4): Ditto.
1541 (fma4_fmsubaddv2df4): Ditto.
1542 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1543 instructions for intrinsics.
1544 (fma4i_fmsub<mode>4): Ditto.
1545 (fma4i_fnmadd<mode>4): Ditto.
1546 (fma4i_fnmsub<mode>4): Ditto.
1547 (fma4i_vmfmadd<mode>4): Ditto.
1548 (fma4i_vmfmsub<mode>4): Ditto.
1549 (fma4i_vmfnmadd<mode>4): Ditto.
1550 (fma4i_vmfnmsub<mode>4): Ditto.
1551 (fma4i_fmadd<mode>4256): Ditto.
1552 (fma4i_fmsub<mode>4256): Ditto.
1553 (fma4i_fnmadd<mode>4256): Ditto.
1554 (fma4i_fnmsub<mode>4256): Ditto.
1555 (fma4i_fmaddsubv8sf4): Ditto.
1556 (fma4i_fmaddsubv4sf4): Ditto.
1557 (fma4i_fmaddsubv4df4): Ditto.
1558 (fma4i_fmaddsubv2df4): Ditto.
1559 (fma4i_fmsubaddv8sf4): Ditto.
1560 (fma4i_fmsubaddv4sf4): Ditto.
1561 (fma4i_fmsubaddv4df4): Ditto.
1562 (fma4i_fmsubaddv2df4): Ditto.
1564 * doc/invoke.texi (-mfma4): Add documentation.
1565 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1567 2009-09-29 Richard Henderson <rth@redhat.com>
1569 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1570 an edge to the new destination block.
1572 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1575 * pa.c (hppa_profile_hook): Use
1576 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1578 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1579 Alexander Monakov <amonakov@ispras.ru>
1582 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1583 (not_postinc_memory_operand): New.
1584 (not_postinc_move_operand): New.
1585 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1586 (*cmovsi_internal): Ditto.
1588 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1590 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1591 restrict issue_rate in first pass when scheduling for register
1594 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1595 Rafael Avila de Espindola <espindola@google.com>
1597 * gengtype.c (plugin_output): New.
1598 (get_output_file_with_visibility): Return plugin_output for plugins.
1599 (main): Parse and use the -P option.
1600 * gty.texi: Update the command line format.
1602 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1605 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1607 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1608 out if !const_ok_for_output.
1611 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1612 case VAR_LOCATION>: Remove gcc_unreachable ().
1614 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1616 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1617 (x86_64-*-*): Ditto.
1618 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1619 back to smmintrin.h.
1620 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1621 * config/i386/x86intrin.h: Remove SSE5.
1622 * config/i386/mmintrin-common.h: Delete file.
1623 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1625 2009-09-29 Richard Guenther <rguenther@suse.de>
1627 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1628 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1630 2009-09-29 Nick Clifton <nickc@redhat.com>
1632 * function.c (current_function_name): If there is no current
1633 function just return "<none>".
1635 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1637 * tree-pass.h (register_pass_info): New structure.
1638 (pass_positioning_ops): Move enum from gcc-plugin.h.
1639 (register_pass): New function.
1640 * gcc-plugin.h (plugin_pass): Delete structure.
1641 (pass_positioning_ops): Delete enum.
1642 * plugin.c (regsiter_pass): Delete function.
1643 (position_pass): Delete function.
1644 (added_pass_nodes): Delete variable.
1645 (prev_added_pass_nodes): Delete variable.
1646 (pass_list_node): Delete structure.
1647 * passes.c (make_pass_instance): New function.
1648 (next_pass_1): Change to call make_pass_instance.
1649 (pass_list_node): Move structure from gcc-plugin.h.
1650 (added_pass_nodes): Move variable from plugin.c.
1651 (prev_added_pass_nodes): Move variable from plugin.c.
1652 (position_pass): New function.
1653 (register_pass): New function.
1655 2009-09-28 Easwaran Raman <eraman@google.com>
1657 * ifcvt.c (noce_try_abs): Recognize pattern and call
1658 expand_one_cmpl_abs_nojump.
1659 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1660 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1662 2009-09-28 Ian Lance Taylor <iant@google.com>
1665 * c-opts.c (c_common_handle_option): Don't set
1666 warn_jump_misses_init for -Wall.
1667 * doc/invoke.texi (Warning Options): Update documentation.
1669 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1671 * Makefile.in ($(out_object_file)): Depend on
1672 gt-$(basename $(notdir $(out_file))).h.
1674 2009-09-28 Richard Henderson <rth@redhat.com>
1676 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1677 * except.c (gen_eh_region): Set it.
1678 (duplicate_eh_regions_1): Copy it.
1679 * tree-eh.c (lower_resx): Use it to determine which function
1682 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1683 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1684 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1685 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1686 BUILT_IN_CXA_END_CLEANUP if necessary.
1688 * c-common.c (c_define_builtins): Update call to
1689 build_common_builtin_nodes.
1691 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1693 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1695 2009-09-28 Michael Matz <matz@suse.de>
1697 * builtins.c (interclass_mathfn_icode): New helper.
1698 (expand_builtin_interclass_mathfn): Use it here, and split folding
1700 (fold_builtin_interclass_mathfn): ... this new folder.
1701 (build_call_nofold_loc): New static helper.
1702 (build_call_nofold): New wrapper macro for above.
1703 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1704 (expand_builtin_pow): Ditto.
1705 (expand_builtin_memset_args): Ditto.
1706 (expand_builtin_printf): Ditto.
1707 (expand_builtin_fprintf): Ditto.
1708 (expand_builtin_sprintf): Ditto.
1709 (expand_builtin_memory_chk): Ditto.
1710 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1711 (expand_builtin_stpcpy): Ditto.
1712 (expand_builtin_strcmp): Ditto.
1713 (expand_builtin_strncmp): Ditto.
1714 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1715 (expand_builtin_strcpy_args): Don't call folders.
1716 (expand_builtin_memcmp): Ditto.
1717 (expand_builtin_strncpy): Ditto, and use target.
1718 (expand_builtin_memcpy): Ditto.
1719 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1720 expand_builtin_strpbrk, expand_builtin_memmove,
1721 expand_builtin_memmove_args, expand_builtin_bcopy,
1722 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1723 expand_builtin_strspn, expand_builtin_strcspn,
1724 expand_builtin_fputs): Remove these.
1725 (expand_builtin): Don't call the above, change calls to other
1726 expanders that changed prototype.
1727 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1728 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1729 fold_builtin_interclass_mathfn.
1730 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1731 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1733 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1734 * passes.c (init_optimization_passes): Move pass_fold_builtins
1735 after last phiopt pass.
1736 * tree-inline.c (fold_marked_statements): When folding builtins
1737 iterate over all instruction potentially generated.
1738 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1740 (fold_gimple_call): Use it to always fold calls (into potentially
1741 multiple instructions).
1742 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1743 calls into zero at this time.
1744 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1745 statements generated by builtin folding.
1747 2009-09-28 Nick Clifton <nickc@redhat.com>
1749 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1751 2009-09-28 Duncan Sands <baldrick@free.fr>
1753 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1754 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1755 (register_callback): Dispatch it.
1756 (invoke_plugin_callbacks): Incorporate in sanity check.
1757 * ggc.h (ggc_register_cache_tab): Add declaration.
1758 * ggc-common.c (ggc_register_root_tab): Simplify.
1759 (const_ggc_cache_tab_t): New typedef.
1760 (extra_cache_vec): New vector of dynamically added cache tables.
1761 (ggc_register_cache_tab): New function.
1762 (ggc_scan_cache_tab): New function.
1763 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1764 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1766 2009-09-27 Richard Henderson <rth@redhat.com>
1768 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1769 which we remove __builtin_stack_restore.
1771 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1773 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1774 to test for GRD_INVARIANT.
1775 (simple_rhs_p): Anything that's function_invariant_p is fine.
1777 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1779 * gengtype.c (main): Use plunge_files instead of plugin_output.
1781 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1782 Rafael Avila de Espindola <espindola@google.com>
1784 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1785 Don't print pch related info if it is false.
1786 (main): Don't print pch info in plugin mode.
1788 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1790 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1791 with dw_val_class_const_double.
1792 (struct dw_val_struct): Replace val_long_long with val_double and
1793 adjust for above change.
1794 (output_loc_operands): Likewise.
1795 (add_AT_long_long): Rename into...
1796 (add_AT_double): ...this.
1797 (print_die): Replace dw_val_class_long_long with
1798 dw_val_class_const_double and adjust.
1799 (attr_checksum): Likewise.
1800 (same_dw_val_p): Likewise.
1801 (size_of_die): Likewise.
1802 (value_format): Likewise.
1803 (output_die): Likewise.
1804 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1805 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1806 instead of add_AT_long_long.
1807 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1808 value with the precision of its type.
1810 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1813 * c-typeck.c (build_conditional_expr): Use the readonly and
1814 volatile flags of the operand types, not of the operands itself.
1816 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1818 * collect2.c (main): Look for -brtl before adding libraries.
1820 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1822 * config.gcc: Update OpenBSD targets.
1823 * config/openbsd-stdint.h: New file.
1824 * config/openbsd-libpthread.h: New file.
1825 * config/openbsd.h: Update and break out LIB_SPEC definition.
1826 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1827 * config/i386/openbsdelf.h: Correct types.
1828 * config/m68k/openbsd.h: Likewise.
1829 * config/mips/openbsd.h: Likewise.
1830 * config/vax/openbsd.h: Likewise.
1832 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1834 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1835 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1836 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1837 of the length and zero.
1839 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1841 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1842 (FLAGS_H): Add options.h $(REAL_H).
1843 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1844 (TREE_VECTORIZER_H): New.
1845 (EBITMAP_H): Renamed from EBIMAP_H.
1846 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1847 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1848 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1849 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1850 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1851 (graphite-clast-to-gimple.o, graphite-dependences.o)
1852 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1853 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1854 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1855 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1856 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1857 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1858 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1859 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1860 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1861 updated and fixed as per above changes and per
1862 check_makefile_deps.sh output.
1865 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1866 * configure: Regenerate.
1868 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1870 * doc/install.texi: Update minimum MPC version to 0.7.
1872 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1874 * doc/install.texi (Binaries): Remove reference to the binary
1875 distribution CD-ROM from the FSF.
1877 2009-09-26 Michael Matz <matz@suse.de>
1881 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1882 that are mentioned in the body.
1884 2009-09-26 Michael Matz <matz@suse.de>
1886 PR tree-optimization/41454
1887 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1888 (tree_ssa_dominator_optimize): Don't allocate and free it.
1889 (dom_opt_leave_block): Don't iterate over it.
1890 (eliminate_redundant_computations): Don't return a value.
1891 (cprop_operand, cprop_into_stmt): Ditto.
1892 (optimize_stmt): Don't defer updating stmts.
1894 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1896 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1897 generic_parameter_die, template_parameter_pack_die,
1898 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1899 renaming DW_TAG_formal_parameter_pack and
1900 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1901 and DW_TAG_GNU_template_parameter_pack.
1903 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1905 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1906 * config/v850/v850.c (v850_function_value): New function.
1907 (TARGET_FUNCTION_VALUE): Define.
1909 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1911 * tree-vect-stmts.c (vectorizable_call): Call
1912 mark_symbols_for_renaming after vect_finish_stmt_generation.
1914 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1915 to loc_descriptor_from_tree.
1916 (add_location_or_const_value_attribute): Pass 0 instead of 2
1917 for decl_by_reference_p decls.
1919 2009-09-25 Richard Guenther <rguenther@suse.de>
1922 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1925 2009-09-25 Ben Elliston <bje@au.ibm.com>
1927 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1930 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1932 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1933 form of instruction.
1935 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1938 * fold-const.c (const_binop): Handle complex int division.
1939 * tree-complex.c (expand_complex_div_straight,
1940 expand_complex_div_wide): Update comments.
1942 2009-09-24 DJ Delorie <dj@redhat.com>
1945 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1946 (reg_class): Likewise.
1947 (REG_CLASS_NAMES): Likewise.
1948 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1949 (m32c_override_options): Disable -fivopts for M32C.
1951 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1953 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1954 Delete VSX load/store with update support.
1955 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1956 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1960 (VStype_load_update): Ditto.
1961 (VStype_store_update): Ditto.
1962 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1963 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1965 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1966 load/store with update builtins.
1968 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1970 * libgcc2.c (L_trampoline): Prototype for getpagesize
1971 and mprotect in WINNT case.
1973 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1975 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1976 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1977 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1978 'outgoing' argument.
1979 (TARGET_FUNCTION_VALUE): Define.
1981 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1983 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1985 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1988 * common.opt: Initialize dwarf_strict to -1.
1989 * toplev.c (process_options): Catch unset dwarf_strict
1990 and set to 0 for all targets not overriding.
1991 * config/darwin.c (darwin_override_options): Catch unset
1992 dwarf_strict and override to 1.
1994 2009-09-24 Jeff Law <law@redhat.com>
1996 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1998 2009-09-24 Richard Guenther <rguenther@suse.de>
2000 PR tree-optimization/36143
2001 PR tree-optimization/38747
2002 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2003 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2005 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2008 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2009 return false instead of gcc_unreachable (). For CONST return the
2010 value returned by recursive call instead of always returning true.
2011 (tree_add_const_value_attribute): Return the value returned by
2012 add_const_value_attribute instead of always returning true if rtl
2015 2009-09-23 Justin Seyster <jrseys@gmail.com>
2017 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2019 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2021 * cgraphunit.c (cgraph_lower_function): Revert last change.
2022 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2023 instead of DECL_NO_STATIC_CHAIN.
2024 * tree-cfg.c (verify_gimple_call): Likewise.
2025 * tree-nested.c (get_chain_decl, get_chain_field,
2026 convert_tramp_reference_op, convert_gimple_call): Likewise.
2027 (convert_all_function_calls): Likewise. Always set or clear
2028 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2029 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2030 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2032 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2033 DECL_NO_STATIC_CHAIN.
2034 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2035 instead of DECL_NO_STATIC_CHAIN.
2036 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2037 decl_function_context.
2038 * varasm.c (initializer_constant_valid_p): Likewise.
2039 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2040 (DECL_STATIC_CHAIN): ... this.
2041 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2042 instead of DECL_NO_STATIC_CHAIN.
2044 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2045 Rafael Avila de Espindola <espindola@google.com>
2047 * gengtype.c (nb_plugin_files): Make it unsigned to match
2048 num_gt_files. Adjust other variables to avoid warnings.
2049 (main): Allocate an all zero lang_bitmap before each plugin file name
2050 to match regular file names.
2052 2009-09-23 Richard Henderson <rth@redhat.com>
2054 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2055 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2056 static chain passed in memory.
2057 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2058 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2059 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2060 STATIC_CHAIN_REGNUM defined.
2062 * config/picochip/picochip-protos.h: s/class/klass/.
2063 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2064 (picochip_static_chain): New.
2065 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2066 (STATIC_CHAIN_INCOMING): Remove.
2068 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2069 (xtensa_static_chain): New.
2070 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2071 (STATIC_CHAIN_INCOMING): Remove.
2073 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2075 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2076 * config/pa/pa-protos.h (function_value): Remove.
2077 * config/pa/pa.c (pa_function_value): Rename from function_value.
2078 Make static, add 'outgoing' argument.
2079 (TARGET_FUNCTION_VALUE): Define.
2081 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2083 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2084 instead of cfun->machine->is_leaf.
2085 * config/avr/avr.h (machine_function): Remove is_leaf field.
2087 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2090 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2091 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2092 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2093 the same size, prefer DW_OP_stack_value.
2094 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2095 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2097 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2100 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2102 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2105 * cfgexpand.c (convert_debug_memory_address): New.
2106 (expand_debug_expr): Convert base address and offset to the same
2107 mode. Use it to convert addresses to other modes. Accept
2110 2009-09-23 Richard Guenther <rguenther@suse.de>
2112 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2113 produced for bigendian targets with promoted subregs.
2115 2009-09-23 Richard Guenther <rguenther@suse.de>
2117 * value-prof.c (gimple_ic): Purge old EH edges only after building
2120 2009-09-23 Nick Clifton <nickc@redhat.com>
2122 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2124 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2127 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2130 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2131 on non-nested functions.
2133 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2134 Jan Hubicka <jh@suse.cz>
2136 * dwarf2out.c (loc_list_plus_const): Only define if
2137 DWARF2_DEBUGGING_INFO.
2138 (address_of_int_loc_descriptor): Likewise.
2141 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2143 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2146 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2147 constant is more than zero.
2149 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2152 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2153 call final to emit non-scheduled prologue, instead insert at entry.
2155 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2156 Joseph S. Myers <joseph@codesourcery.com>
2158 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2160 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2161 Rafael Avila de Espindola <espindola@google.com>
2163 * gengtype.c (is_file_equal): New function.
2164 (close_output_files): Use is_file_equal. Free of->buf.
2166 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2167 Rafael Avila de Espindola <espindola@google.com>
2169 * gengtype.c (write_types, write_local): Add the output_header
2170 argument. Update all callers.
2172 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2174 * dwarf2out.c (template_parameter_pack_die,
2175 gen_formal_parameter_pack_die ): New functions.
2176 (make_ith_pack_parameter_name): Remove this function.
2177 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2178 DW_TAG_formal_parameter_pack.
2179 (gen_generic_params_dies): Represent each template parameter pack
2180 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2181 represented by usual DW_TAG_template_*_parameter DIEs that are
2182 children of the DW_TAG_template_parameter_pack element DIE.
2183 (generic_parameter_die): This doesn't deal with parameter pack
2184 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2185 of parameter pack DIEs.
2186 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2187 in certain cases, e.g. for pack elements.
2188 (gen_formal_types_die, gen_decl_die): Adjust usage of
2189 gen_formal_parameter_die.
2190 (gen_subprogram_die): Represent each function parameter pack by a
2191 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2192 represented by usual DW_TAG_formal_parameter DIEs that are children
2193 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2194 ____builtin_va_alist decls as no part of the compiler uses those
2196 * langhooks.h (struct lang_hooks_for_decls): Add
2197 function_parm_expanded_from_pack_p, get_generic_function_decl
2198 and function_parameter_pack_p hooks. Fix comment for
2199 get_innermost_generic_parms hook.
2200 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2201 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2202 macros and use them to initialize lang_hook.
2204 2009-09-22 Richard Henderson <rth@redhat.com>
2206 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2207 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2208 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2209 on TRAMPOLINE_TEMPLATE.
2210 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2211 TRAMPOLINE_ADJUST_ADDRESS.
2212 * targhooks.c (default_asm_trampoline_template): Remove.
2213 (default_trampoline_adjust_address): Remove.
2214 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2215 * targhooks.h: Update decls.
2217 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2219 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2220 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2221 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2223 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2226 * reload1.c (reload): Reset debug insns with pseudos without
2229 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2231 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2232 unconditional true for decimal float modes.
2233 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2234 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2236 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2238 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2239 Enable a new case for __FreeBSD__ >= 7.
2240 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2241 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2242 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2243 and USE_LD_AS_NEEDED.
2245 * doc/install.texi (*-*-freebsd*): Update target information.
2247 2009-09-22 Richard Guenther <rguenther@suse.de>
2250 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2251 arrays really properly.
2253 2009-09-22 Richard Henderson <rth@redhat.com>
2256 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2257 calls.static_chain, calls.trampoline_init,
2258 calls.trampoline_adjust_address.
2259 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2260 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2261 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2262 * builtins.c (expand_builtin_setjmp_receiver): Use
2263 targetm.calls.static_chain; only clobber registers.
2264 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2265 set up memory attributes properly for the trampoline block.
2266 (expand_builtin_adjust_trampoline): Use
2267 targetm.calls.trampoline_adjust_address.
2268 * calls.c (prepare_call_address): Add fndecl argument. Use
2269 targetm.calls.static_chain.
2270 * df-scan.c (df_need_static_chain_reg): Remove.
2271 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2272 consolodate static chain handling.
2273 * doc/tm.texi: Document new hooks.
2274 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2275 (init_emit_regs): Don't initialize them.
2276 * expr.h (prepare_call_address): Update decl.
2277 * final.c (profile_function): Use targetm.calls.static_chain.
2278 * function.c (expand_function_start): Likewise.
2279 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2280 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2281 only clobber registers.
2282 * targhooks.c (default_static_chain): New.
2283 (default_asm_trampoline_template, default_trampoline_init): New.
2284 (default_trampoline_adjust_address): New.
2285 * targhooks.h: Declare them.
2286 * varasm.c (assemble_trampoline_template): Use
2287 targetm.asm_out.trampoline_template. Make the memory block const
2290 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2291 alpha_initialize_trampoline. Make static. Merge VMS parameter
2292 differences into the TARGET_ABI_OPEN_VMS code block.
2293 (TARGET_TRAMPOLINE_INIT): New.
2294 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2295 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2296 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2297 (INITIALIZE_TRAMPOLINE): Remove.
2299 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2300 (TRAMPOLINE_TEMPLATE): Merge with ...
2301 (INITIALIZE_TRAMPOLINE): ... this and move ...
2302 * config/arc/arc.c (arc_trampoline_init): ... here.
2303 (TARGET_TRAMPOLINE_INIT): New.
2305 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2306 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2307 (arm_asm_trampoline_template): New.
2308 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2309 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2310 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2311 code to arm_asm_trampoline_template.
2312 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2313 arm_trampoline_adjust_address.
2314 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2315 adjust for target hook parameters.
2317 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2320 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2321 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2322 (bfin_trampoline_init): Rename from initialize_trampoline;
2323 make static; update for target hook parameters.
2324 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2325 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2326 bfin_asm_trampoline_template.
2327 (INITIALIZE_TRAMPOLINE): Remove.
2329 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2330 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2331 cris_trampoline_init): New.
2332 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2333 cris_asm_trampoline_template.
2334 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2335 adjust for target hook parameters.
2337 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2339 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2340 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2341 fr30_trampoline_init): New.
2342 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2343 fr30_asm_trampoline_template.
2344 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2345 adjust for target hook parameters.
2347 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2348 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2349 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2350 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2351 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2353 * config/h8300/h8300.c (h8300_trampoline_init): New.
2354 (TARGET_TRAMPOLINE_INIT): New.
2355 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2356 to h8300_trampoline_init and adjust for hook parameters.
2358 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2359 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2360 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2361 make static; adjust for hook parameters.
2362 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2364 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2365 (TARGET_TRAMPOLINE_INIT): New.
2366 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2367 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2368 iq2000_asm_trampoline_template.
2369 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2370 (TRAMPOLINE_CODE_SIZE): New.
2371 (TRAMPOLINE_SIZE): Use it.
2372 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2374 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2375 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2376 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2377 adjust for hook parameters.
2378 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2380 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2381 (m32r_trampoline_init): New.
2382 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2383 m32r_trampoline_init.
2385 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2386 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2387 make static; update for hook parameters.
2388 * config/m68hc11/m68hc11-protos.h: Update.
2389 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2391 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2392 (TARGET_TRAMPOLINE_INIT): New.
2393 (mcore_function_value): Fix typo.
2394 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2395 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2396 to mcore_asm_trampoline_template.
2397 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2399 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2400 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2401 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2402 update for hook parameters.
2403 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2405 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2406 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2407 mips_trampoline_init): New.
2408 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2409 mips_asm_trampoline_template.
2410 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2411 update for hook parameters.
2413 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2414 (TARGET_TRAMPOLINE_INIT): New.
2415 (mmix_trampoline_size): Remove.
2416 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2417 make static. Remove out-of-date tetra vs octa comment.
2418 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2419 make static; update for hook parameters.
2420 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2421 (INITIALIZE_TRAMPOLINE): Remove.
2422 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2423 (TRAMPOLINE_ALIGNMENT): New.
2424 * gcc/config/mmix/mmix-protos.h: Update.
2426 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2427 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2428 mn10300_trampoline_init): New.
2429 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2430 mn10300_asm_trampoline_template.
2431 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2433 * config/moxie/moxie.c (moxie_static_chain,
2434 moxie_asm_trampoline_template, moxie_trampoline_init,
2435 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2436 TARGET_TRAMPOLINE_INIT): New.
2437 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2438 moxie_trampoline_init.
2439 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2440 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2442 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2443 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2444 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2445 pa_trampoline_adjust_address): New.
2446 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2447 pa_asm_trampoline_template.
2448 (TRAMPOLINE_ALIGNMENT): New.
2449 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2450 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2451 adjust for hook parameters.
2452 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2454 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2455 (TARGET_TRAMPOLINE_INIT): New.
2456 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2457 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2459 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2461 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2462 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2463 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2464 make static; adjust parameters for the hook.
2465 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2467 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2468 s390_trampoline_template; make static.
2469 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2470 make static; adjust for target hook.
2471 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2472 * config/s390/s390-protos.h: Remove trampoline decls.
2473 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2474 (TRAMPOLINE_TEMPLATE): Remove.
2475 (TRAMPOLINE_ALIGNMENT): New.
2477 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2478 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2479 (TARGET_TRAMPOLINE_INIT): New.
2480 (score_asm_trampoline_template): New.
2481 (score_trampoline_init): Rename from score_initialize_trampoline;
2482 make static; adjust for hook parameters.
2483 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2484 score[37]_asm_trampoline_template.
2485 (INITIALIZE_TRAMPOLINE): Remove.
2486 * config/score/score3.c (score3_asm_trampoline_template): New.
2487 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2488 adjust for target hook.
2489 * config/score/score7.c (score7_asm_trampoline_template): New.
2490 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2491 adjust for target hook.
2492 * config/score/score3.h, config/score/score7.h: Update.
2494 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2495 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2496 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2497 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2498 make static; adjust for target hook parameters.
2499 (sh_trampoline_adjust_address): New.
2500 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2501 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2503 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2504 (sparc32_initialize_trampoline): Rename from
2505 sparc_initialize_trampoline; make static; replace tramp parameter
2506 with m_tramp and update memory accesses.
2507 (sparc64_initialize_trampoline): Similarly.
2508 (sparc_trampoline_init): New.
2509 * config/sparc/sparc-protos.h: Remove trampoline decls.
2510 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2511 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2513 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2514 (array_to_constant): Make ARR parameter const.
2515 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2516 make static; update for hook parameters.
2517 * config/spu/spu-protos.h: Update decls.
2518 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2520 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2521 from xstormy16_initialize_trampoline; make static; update for
2523 (TARGET_TRAMPOLINE_INIT): New.
2524 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2526 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2527 (TARGET_TRAMPOLINE_INIT): New.
2528 (v850_can_eliminate): Make static.
2529 (v850_asm_trampoline_template, v850_trampoline_init): New.
2530 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2531 v850_asm_trampoline_template.
2532 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2533 and adjust for target hook parameters.
2535 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2536 (TARGET_TRAMPOLINE_INIT): New.
2537 (vax_asm_trampoline_template, vax_trampoline_init): New.
2538 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2539 vax_asm_trampoline_template.
2540 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2542 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2543 (TARGET_TRAMPOLINE_INIT): New.
2544 (xtensa_asm_trampoline_template): Rename from
2545 xtensa_trampoline_template; make static.
2546 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2547 make static; update for hook parameters.
2548 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2549 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2550 (INITIALIZE_TRAMPOLINE): Remove.
2552 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2553 error for nested functions with regparm=3.
2554 (ix86_compute_frame_layout): Adjust frame pointer offset for
2555 ix86_static_chain_on_stack.
2556 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2557 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2558 don't reset to UNITS_PER_WORD.
2559 (ix86_emit_leave): Adjust ix86_cfa_state.
2560 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2561 (ix86_static_chain): New.
2562 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2563 make static; update for target hook parameters; use ix86_static_chain.
2564 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2565 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2566 (INITIALIZE_TRAMPOLINE): Remove.
2567 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2568 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2569 to the end. Add static_chain_on_stack.
2570 (ix86_static_chain_on_stack): New.
2572 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2573 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2574 (m68k_trampoline_init): New.
2575 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2576 m68k_trampoline_init and adjust for hook parameters.
2577 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2578 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2580 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2582 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2583 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2585 * reload1.c (reload): Call wrap_constant when substituting
2586 reg for equiv inside of DEBUG_INSNs.
2589 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2590 add_call_src_coords_attributes, add_high_low_attributes,
2591 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2592 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2593 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2594 when -gdwarf-2 -gstrict-dwarf.
2595 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2596 -gdwarf-[23] -gstrict-dwarf.
2597 (address_of_int_loc_descriptor, loc_descriptor,
2598 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2599 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2600 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2602 2009-09-22 Richard Guenther <rguenther@suse.de>
2604 PR tree-optimization/41428
2605 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2606 (ccp_finalize): Pass it to substitute_and_fold.
2608 2009-09-22 Richard Guenther <rguenther@suse.de>
2610 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2611 (substitute_and_fold): Adjust prototype.
2612 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2613 (simplify_stmt_using_ranges): Likewise.
2614 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2615 (vrp_fold_stmt): New function.
2616 (vrp_finalize): Pass it to substitute_and_fold.
2617 * tree-flow.h (vrp_evaluate_conditional): Remove.
2618 (simplify_stmt_using_ranges): Likewise.
2619 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2620 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2621 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2623 (fold_predicate_in): Move to tree-vrp.c.
2624 (substitute_and_fold): Use the callback instead of calling into
2625 tree-vrp.c functions directly.
2627 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2629 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2630 comparison warning on rs6000.
2633 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2634 GIMPLE_EH_MUST_NOT_THROW cleanup.
2635 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2637 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2640 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2641 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2642 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2643 libSystem which is derived from the gcc 4.2.1 unwinder.
2645 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2648 * varasm.c (default_encode_section_info): Copy TLS model into
2649 sym_ref flags regardless of backend support for TLS, for all
2650 model types except TLS_MODEL_EMULATED.
2652 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2655 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2656 we can handle it correctly.
2658 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2660 * doc/install.texi (os2): Remove section.
2662 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2664 * doc/standards.texi (Objective-C): Adjust two URLs.
2666 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2668 * tree-tailcall.c (process_assignment): Don't check if a
2669 multiplication or an addition are already present.
2670 (find_tail_calls): Combine multiple additions and multiplications.
2671 (adjust_accumulator_values): Emit accumulators.
2673 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2675 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2676 xmm register restore.
2678 2009-09-21 Jan Hubicka <jh@suse.cz>
2680 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2681 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2684 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2686 * stor-layout.c (layout_type): Remove obsolete code.
2688 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2691 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2693 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2696 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2697 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2698 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2699 * fold-const.c (const_binop): Likewise.
2700 * real.h (do_mpc_arg2): Update prototype.
2702 2009-09-20 Jan Hubicka <jh@suse.cz>
2704 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2705 (add_location_or_const_value_attribute): Rewrite using
2707 (tree_add_const_value_attribute): Return true if successful.
2708 (tree_add_const_value_attribute_for_decl): Likewise.
2710 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2711 (loc_descriptor): ... here;
2712 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2713 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2714 pool items that was not marked for output.
2715 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2716 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2717 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2718 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2719 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2720 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2721 DW_OP_stack_value to get address of items that are not available
2723 (dw_loc_list): Handle single element lists correctly.
2725 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2726 Pascal Obry <obry@adacore.com>
2728 * unwind-dw2-fde.c (classify_object_over_fdes):
2729 Cast the constant 1 to _Unwind_Ptr.
2730 (add_fdes): Likewise.
2731 (linear_search_fdes): Likewise.
2733 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2735 * stor-layout.c (set_sizetype): Avoid useless type copy.
2737 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2739 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2741 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2742 * configure, config.in: Regenerate.
2743 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2745 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2746 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2747 for global data if the output could be used in a shared library.
2748 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2749 to 0 if TARGET_WRITABLE_EH_FRAME.
2751 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2753 PR rtl-optimization/39886
2754 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2755 just when insn is equal to BB_END (bb).
2757 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2759 * config/mips/mips.opt (mrelax-pic-calls): New option.
2760 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2762 (mips_unspec_call): Change "unspec_call" expander into this.
2763 (mips_strip_unspec_call): New function.
2764 (mips_got_load): Call mips_unspec_call instead of
2765 gen_unspec_call<mode>.
2766 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2768 (mips_cfg_in_reorg): New function.
2769 (mips16_lay_out_constants): Use it to decide whether to call
2770 CFG-aware insn splitting.
2771 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2772 mips_reorg. Move DF set-up code from here ...
2773 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2775 (mips_reorg): Call mips_df_reorg instead of
2776 r10k_insert_cache_barriers. Move CFG set-up code here from
2777 r10k_insert_cache_barriers.
2778 (mips_call_expr_from_insn): New function.
2779 (mips_pic_call_symbol_from_set): Likewise.
2780 (mips_find_pic_call_symbol): Likewise.
2781 (mips_annotate_pic_call_expr): Likewise.
2782 (mips_get_pic_call_symbol): Likewise.
2783 (mips_annotate_pic_calls): Likewise.
2784 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2786 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2787 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2788 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2790 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2791 (unspec_call<mode>): Remove it.
2792 (sibcall_internal, sibcall_value_internal,
2793 sibcall_value_multiple_internal, call_internal, call_split,
2794 call_value_internal, call_value_split,
2795 call_value_multiple_internal, call_value_multiple_split): Pass
2796 SIZE_OPNO to MIPS_CALL.
2797 (call_internal_direct, call_direct_split,
2798 call_value_internal_direct, call_value_direct_split): Pass -1 as
2799 SIZE_OPNO to MIPS_CALL.
2800 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2801 * configure: Regenerate.
2802 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2803 and -mno-relax-pic-calls.
2804 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2806 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2809 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2810 in the directory this rule is called from, rather than the
2811 toplevel 'gcc' directory, to fix in-tree build.
2813 2009-09-19 Chris Demetriou <cgd@google.com>
2815 PR preprocessor/28435:
2816 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2817 to cpplib that the preprocessor output is needed.
2819 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2821 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2822 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2823 *return_and_restore_fpregs_<mode>,
2824 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2827 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2828 instead of assuming it has always a REG inside of it.
2830 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2832 * config/freebsd.h: Update comment on types.
2833 (WINT_TYPE): Define.
2835 2009-09-18 Jason Merrill <jason@redhat.com>
2837 * c.opt: Add -fno-deduce-init-list.
2839 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2841 * value-prof.c (interesting_stringop_to_profile_p): Added output
2842 argument to indicate which parameter is the size parameter.
2843 * value-prof.c (gimple_stringop_fixed_value): Use
2844 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2845 * value-prof.c (gimple_stringops_transform): Update call sites to
2846 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2848 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2851 From David Binderman <dcb314@hotmail.com>:
2852 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2853 local variable f. Remove stale comments.
2854 (ix86_compute_frame_layout): Remove useless local variable total_size.
2855 Remove #if 0'd code.
2856 (legitimate_address_p): Remove useless local variables
2857 reason_rtx and reason.
2858 (ix86_split_copysign_const): Remove useless local variable op1.
2859 (scale_counter): Remove useless local variable piece_size_mask.
2861 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2863 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2866 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2869 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2871 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2873 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2876 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2878 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2879 DW_OP_implicit_value even without dwarf_version 4.
2881 2009-09-17 Jan Hubicka <jh@suse.cz>
2883 * dwarf2out.c: Include tree-pass.h and gimple.h.
2884 (loc_list_plus_const): New function.
2885 (loc_descriptor_from_tree_1): Rename to ...
2886 (loc_descriptor_from_tree): ... remove original.
2887 (loc_list_from_tree): New function.
2888 (add_AT_location_description): Accept location list.
2889 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2890 (concatn_mem_loc_descriptor): Remove.
2891 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2893 (secname_for_decl): Move up.
2894 (hidden_reference_p): New function; break out from ...
2895 (loc_by_refernece): ... here; move up.
2896 (dw_loc_list): New function.
2897 (single_element_loc_list): New function.
2898 (single_element_loc_list_p): New function.
2899 (add_loc_descr_to_each): New function.
2900 (add_loc_list): New function.
2901 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2902 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2903 add diagnostics why expansion failed.
2904 (add_location_or_const_value_attribute): Support location lists.
2905 (add_bound_info): Likewise.
2906 (descr_info_loc): Update call of loc_descriptor_from_tree.
2907 (gen_variable_die): Work on location lists.
2908 * final.c (pass_final): Add dump file.
2909 * Makefile.in (dwarf2out.o): Add new dependencies.
2911 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2914 * real.c decimal_from_integer, decimal_integer_string): New.
2915 (real_from_integer): Use them as special case for decimal float.
2916 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2917 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2918 Do not append zero after the decimal point in string to convert.
2920 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2922 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2923 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2925 2009-09-17 Martin Jambor <mjambor@suse.cz>
2927 * common.opt (fipa-sra): New switch.
2928 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2929 * timevar.def (TV_IPA_SRA): New timevar.
2930 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2931 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2932 * tree-sra.c: Include cgraph.c.
2933 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2934 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2935 and grp_not_necessarilly_dereferenced.
2936 (func_param_count): New variable.
2937 (encountered_apply_args): New variable.
2938 (bb_dereferences): New variable.
2939 (final_bbs): New variable.
2940 (no_accesses_representant): New variable.
2941 (no_accesses_p): New function.
2942 (dump_access): Dump the new fields.
2943 (sra_initialize): Set encountered_apply_args to false.
2944 (get_ssa_base_param): New function.
2945 (mark_parm_dereference): New function.
2946 (create_access): Caring for INIDRECT_REFs and different handling of
2947 varialble length accesses in early IPA SRA. Store the stmt - a new
2948 parameter - to the new access.
2949 (build_access_from_expr_1): New parameter stmt, passed to
2950 create_access. Handle INDIRECT_REFs.
2951 (build_access_from_expr): Pass the current statement to
2952 build_access_from_expr_1.
2953 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2955 (build_accesses_from_assign): Pass the current statement to
2956 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2957 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2958 final_bbs when necessary. Check for calls to __builtin_apply_args.
2959 Fixup EH info if anythng was changed.
2960 (is_unused_scalar_param): New function.
2961 (ptr_parm_has_direct_uses): New function.
2962 (find_param_candidates): New function.
2963 (mark_maybe_modified): New function.
2964 (analyze_modified_params): New function.
2965 (propagate_dereference_distances): New function.
2966 (dump_dereferences_table): New function.
2967 (analyze_caller_dereference_legality): New function.
2968 (unmodified_by_ref_scalar_representative): New function.
2969 (splice_param_accesses): New function.
2970 (decide_one_param_reduction): New function.
2971 (enum ipa_splicing_result): New type.
2972 (splice_all_param_accesses): New function.
2973 (get_param_index): New function.
2974 (turn_representatives_into_adjustments): New function.
2975 (analyze_all_param_acesses): New function.
2976 (get_replaced_param_substitute): New function.
2977 (get_adjustment_for_base): New function.
2978 (replace_removed_params_ssa_names): New function.
2979 (sra_ipa_reset_debug_stmts): New function.
2980 (sra_ipa_modify_expr): New function.
2981 (sra_ipa_modify_assign): New function.
2982 (convert_callers): New function.
2983 (modify_function): New function.
2984 (ipa_sra_preliminary_function_checks): New function.
2985 (ipa_early_sra): New function.
2986 (ipa_early_sra_gate): New function.
2987 (pass_early_ipa_sra): New variable.
2988 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2990 2009-09-17 Michael Matz <matz@suse.de>
2993 * tree.c (build_type_attribute_qual_variant): Export.
2994 * tree.h (build_type_attribute_qual_variant): Declare.
2995 * tree-inline.c (remap_type_1): Use it to build variants with
2996 the original qualifiers and attributes.
2998 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3000 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3001 without a fallthrough edge.
3003 2009-09-16 DJ Delorie <dj@redhat.com>
3005 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3006 chip and ignore the "fast_interrupt" attribute if so.
3008 2009-09-16 Richard Henderson <rth@redhat.com>
3011 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3014 2009-09-16 Richard Henderson <rth@redhat.com>
3017 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3018 is set only if DECL_NO_STATIC_CHAIN is unset.
3019 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3020 (FOR_EACH_NEST_INFO): New.
3021 (walk_all_functions): Use it.
3022 (finalize_nesting_tree): Likewise.
3023 (unnest_nesting_tree): Likewise.
3024 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3025 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3026 (convert_gimple_call): Early out if gimple_call_chain already set.
3027 (convert_all_function_calls): Iterate until no new functions
3028 require a static chain.
3029 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3030 when building a trampoline. Use dump_function_to_file instead
3032 (lower_nested_functions): Open dump_file. Validate that decls
3033 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3034 bit reset by this pass.
3036 2009-09-16 Michael Matz <matz@suse.de>
3039 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3040 shorten decl_common_unused.
3041 (DECL_RESTRICTED_P): New accessor.
3042 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3043 to disambiguate marked decls and restrict pointers.
3045 2009-09-16 Richard Henderson <rth@redhat.com>
3048 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3050 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3052 * integrate.c (set_block_abstract_flags): Call
3053 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3055 2009-09-16 Richard Guenther <rguenther@suse.de>
3058 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3061 2009-09-16 DJ Delorie <dj@redhat.com>
3062 Kaz Kojima <kkojima@gcc.gnu.org>
3064 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3065 (sh_expand_prologue): Update calls to output_stack_adjust.
3066 (sh_expand_epilogue): Likewise.
3068 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3071 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3072 trying to limit the extent of searches in the insn stream.
3074 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3075 Jakub Jelinek <jakub@redhat.com>
3079 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3081 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3082 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3083 (rs6000_savres_strategy): Always save FP registers inline if the
3084 target doesn't support hardware double-precision. Set the above
3085 bits in return value when needed.
3086 (rs6000_savres_routine_sym): Fix computation for cache selector.
3087 Mark the generated symbol as a function. Rename exitp argument to
3088 lr. Move code for determining the name of the symbol...
3089 (rs6000_savres_routine_name): ...here. New function. Add cases for
3090 getting the names right on AIX and 64-bit Linux.
3091 (savres_routine_name): New variable.
3092 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3093 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3094 on what the target routine uses as a base register. If savep && lr
3095 describe saving of r0 into memory slot.
3096 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3097 line calls for AIX ABI.
3098 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3099 determine FP save/restore functions.
3100 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3101 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3103 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3104 Duplicate restoration of LR and execute the appropriate one
3105 depending on whether GPRs are being restored inline. Set r11 from
3106 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3107 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3108 Fix out of line calls for AIX ABI.
3109 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3111 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3113 (*restore_gpregs_spe): Likewise.
3114 (*return_and_restore_gpregs_spe): Likewise.
3115 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3116 Define to empty string unconditionally.
3117 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3118 Define to empty string unconditionally.
3119 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3122 2009-09-15 Jan Hubicka <jh@suse.cz>
3124 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3125 * params.def (inline-insns-auto): Likewise.
3127 2009-09-15 Martin Jambor <mjambor@suse.cz>
3129 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3130 individual statements only at TDF_DETAILS dump level. Format
3131 source for 80 characters per line.
3133 2009-09-15 Christian Bruel <christian.bruel@st.com>
3135 * regrename.c (do_replace): Update REG_DEAD notes.
3137 2009-09-15 Revital Eres <eres@il.ibm.com>
3139 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3140 * targhooks.c (default_builtin_support_vector_misalignment):
3141 New builtin function.
3142 * targhooks.h (default_builtin_support_vector_misalignment):
3144 * target.h (builtin_support_vector_misalignment):
3145 New field in struct gcc_target.
3146 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3147 new builtin function.
3148 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3150 * config/rs6000/rs6000.c
3151 (rs6000_builtin_support_vector_misalignment): New function.
3152 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3154 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3156 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3158 (bfin_optimize_loop): Likewise.
3159 (bfin_gen_bundles): Likewise.
3160 (workaround_speculation): Likewise.
3161 (find_load): Return NULL_RTX for debug_insn.
3163 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3165 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3168 2009-09-14 DJ Delorie <dj@redhat.com>
3170 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3171 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3174 2009-09-14 Richard Henderson <rth@redhat.com>
3175 Jakub Jelinek <jakub@redhat.com>
3177 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3178 * cfgbuild.c (make_edges): Handle asm goto.
3179 * cfglayout.c (fixup_reorder_chain): Likewise.
3180 * cfgrtl.c (patch_jump_insn): Likewise.
3181 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3182 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3183 (gimple_build_asm_vec): Add and use labels parameter.
3184 (gimple_build_asm): Remove.
3185 (walk_gimple_asm): Walk labels too.
3186 * gimple.def (GIMPLE_ASM): Update docs.
3187 * gimple.h: Update decls.
3188 (struct gimple_statement_asm): Change nc to use unsigned char;
3190 (gimple_asm_nlabels): New.
3191 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3192 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3193 into gimple_build_asm_vec.
3194 * jump.c (mark_jump_label_asm): New.
3195 (mark_jump_label): Use it.
3196 (redirect_jump_1): Handle asm goto.
3197 (invert_jump_1): Soft fail if X is null.
3198 * recog.c (extract_asm_operands): New.
3199 (asm_noperands): Use it; handle asm labels.
3200 (decode_asm_operands): Use extract_asm_operands.
3201 (asm_operand_ok): Properly handle empty string.
3202 * reg-stack.c (get_asm_operands_in_out): Rename from
3203 get_asm_operand_n_inputs; use extract_asm_operands; return both
3204 inputs and outputs by reference; update all callers.
3205 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3206 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3207 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3208 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3209 (extract_asm_operands): Declare.
3210 * stmt.c (expand_asm_operands): Add and use labels parameter.
3211 (check_unique_operand_names): Likewise.
3212 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3213 (expand_asm_stmt): Handle asm labels.
3214 * tree-cfg.c (make_gimple_asm_edges): New.
3215 (make_edges): Use it.
3216 (cleanup_dead_labels): Handle asm labels.
3217 (is_ctrl_altering_stmt): Likewise.
3218 (gimple_redirect_edge_and_branch): Likewise.
3219 * tree.def (ASM_EXPR): Add 5th operand.
3220 * tree.h (ASM_LABELS): New.
3221 (resolve_asm_operand_names): Update decl.
3223 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3224 (c_parser_asm_goto_operands): New.
3225 * c-tree.h (build_asm_expr): Update decl.
3226 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3227 * doc/extend.texi: Document asm goto.
3229 2009-09-14 Richard Henderson <rth@redhat.com>
3231 * except.h: Update declarations.
3232 (struct pointer_map_t): Forward declare.
3233 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3234 (struct eh_landing_pad_d, eh_landing_pad): New.
3235 (struct eh_catch_d, eh_catch): New.
3236 (struct eh_region_d): Remove next_region_sharing_label, aka,
3237 label, tree_label, landing_pad, post_landing_pad, resume,
3238 may_contain_throw. Rename region_number to index. Remove
3239 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3240 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3241 (VEC(eh_landing_pad,gc)): New.
3242 (struct eh_status): Remove last_region_number. Add lp_array,
3243 throw_stmt_table, ttype_data, ehspec_data.
3244 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3245 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3246 * except.c (lang_protect_cleanup_actions): Return tree.
3247 (struct ehl_map_entry): Remove.
3248 (init_eh_for_function): Push zero entries for region and lp_array.
3249 (gen_eh_region): Add to region_array immediately.
3250 (gen_eh_region_catch): Operate on eh_catch objects.
3251 (gen_eh_landing_pad): New.
3252 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3253 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3254 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3255 (get_eh_landing_pad_from_number_fn): New.
3256 (get_eh_landing_pad_from_number): New.
3257 (get_eh_region_from_lp_number_fn): New.
3258 (get_eh_region_from_lp_number): New.
3259 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3260 (get_exception_pointer, get_exception_filter): Remove.
3261 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3262 (current_function_has_exception_handlers): Simplify.
3263 (bring_to_root, eh_region_replaceable_by_p): Remove.
3264 (replace_region, hash_type_list, hash_eh_region): Remove.
3265 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3266 (label_to_region_map, num_eh_regions): Remove.
3267 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3268 (find_exception_handler_labels): Remove.
3269 (duplicate_eh_regions_0, find_prev_try): Remove.
3270 (struct duplicate_eh_regions_data): New.
3271 (duplicate_eh_regions_1): Rewrite.
3272 (duplicate_eh_regions): Return a pointer map instead of an
3274 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3275 (redirect_eh_edge_to_label): Remove.
3276 (eh_region_outermost): Rewrite using eh_region pointers
3277 instead of integers.
3278 (add_ttypes_entry): Update for ttype_data move to eh_status.
3279 (add_ehspec_entry): Rewrite with VEC instead of varray.
3280 (assign_filter_values): Likewise. Export.
3281 (build_post_landing_pads, connect_post_landing_pads): Remove.
3282 (dw2_build_landing_pads): Rewrite to use lp_array.
3283 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3284 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3285 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3286 (sjlj_mark_call_sites): Update for landing pad numbers.
3287 (finish_eh_generation): Rewrite.
3288 (gate_handle_eh): Do nothing for no eh tree.
3289 (pass_rtl_eh): Move up near finish_eh_generation.
3290 (remove_eh_landing_pad): New.
3291 (remove_eh_handler): Export.
3292 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3293 (for_each_eh_label): Rewrite to use lp_array.
3294 (make_reg_eh_region_note): New.
3295 (make_reg_eh_region_note_nothrow_nononlocal): New.
3296 (insn_could_throw_p): New.
3297 (copy_reg_eh_region_note_forward): New.
3298 (copy_reg_eh_region_note_backward): New.
3299 (check_handled, add_reachable_handler): Remove.
3300 (reachable_next_level, foreach_reachable_handler): Remove.
3301 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3302 (get_eh_region_and_lp_from_rtx): New.
3303 (get_eh_region_from_rtx): New.
3304 (can_throw_internal_1, can_throw_external_1): Remove.
3305 (can_throw_internal): Use get_eh_region_from_rtx.
3306 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3307 (insn_nothrow_p, can_nonlocal_goto): New.
3308 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3309 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3310 (add_action_record): Use VEC not varray.
3311 (collect_one_action_chain): Update for eh_region changes.
3312 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3313 Use get_eh_region_and_lp_from_rtx.
3314 (gate_convert_to_eh_region_ranges): New.
3315 (pass_convert_to_eh_region_ranges): Use it.
3316 (push_uleb128, push_sleb128): Use VEC not varray.
3317 (output_one_function_exception_table): Likewise.
3318 (dump_eh_tree): Update for eh_region changes.
3319 (verify_eh_tree): Likewise.
3320 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3321 * tree-eh.c: Include target.h.
3322 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3323 Don't disallow GIMPLE_RESX; adjust argument check.
3324 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3325 (record_stmt_eh_region): Update for landing pad numbers;
3326 generate a landing pad if necessary.
3327 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3328 (remove_stmt_from_eh_lp_fn): Similarly.
3329 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3330 Update for lp numbers; don't special case missing throw_stmt_table.
3331 (lookup_expr_eh_lp): Similarly.
3332 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3333 (eh_seq, eh_region_may_contain_throw): New.
3334 (struct leh_state): Add ehp_region.
3335 (struct leh_tf_state): Remove eh_label.
3336 (emit_post_landing_pad): New.
3337 (emit_resx, emit_eh_dispatch): New.
3338 (note_eh_region_may_contain_throw): New.
3339 (frob_into_branch_around): Take eh_region not eh label;
3340 emit eh code into eh_seq.
3341 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3342 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3343 lower_eh_must_not_throw. Emit code to eh_seq.
3344 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3345 (lower_try_finally_onedest): Likewise.
3346 (lower_try_finally_copy): Likewise.
3347 (lower_try_finally_switch): Likewise.
3348 (lower_try_finally): Initialize ehp_region.
3349 (lower_catch): Update for eh_catch objects.
3350 (lower_eh_filter): Don't handle must_not_throw.
3351 (lower_eh_must_not_throw): New.
3352 (lower_cleanup): Don't set eh_label.
3353 (lower_eh_constructs_2): Resolve eh builtins.
3354 Handle GIMPLE_EH_MUST_NOT_THROW.
3355 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3356 Add eh_seq to the end of the function body.
3357 (make_eh_dispatch_edges): New.
3358 (make_eh_edge): Remove.
3359 (make_eh_edges): Simplify for landing pads.
3360 (redirect_eh_edge_1): New.
3361 (redirect_eh_edge): Use it.
3362 (redirect_eh_dispatch_edge): New.
3363 (stmt_could_throw_p): Use a switch. Allow RESX.
3364 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3365 (stmt_can_throw_internal): Likewise.
3366 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3367 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3368 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3369 (gate_refactor_eh): New.
3370 (pass_refactor_eh): Use it.
3371 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3372 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3373 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3374 (remove_unreachable_handlers): Rename from
3375 tree_remove_unreachable_handlers; rewrite for landing pads;
3376 call remove_eh_handler directly.
3377 (remove_unreachable_handlers_no_lp): New.
3378 (unsplit_eh, unsplit_all_eh): New.
3379 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3380 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3381 (cleanup_empty_eh_unsplit): New.
3382 (cleanup_empty_eh): Rewrite.
3383 (cleanup_all_empty_eh): New.
3384 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3385 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3386 (gate_cleanup_eh): New.
3387 (pass_cleanup_eh): Use it.
3388 (verify_eh_edges): Move later in file. Expect one EH edge.
3389 (verify_eh_dispatch_edge): New.
3391 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3392 (gtype-desc.o): Add TARGET_H.
3393 (tree.o): Use EXCEPT_H, not except.h.
3394 (cfgbuild.o): Add EXPR_H.
3395 (GTFILES): Add vecprim.h.
3396 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3397 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3398 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3399 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3400 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3401 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3402 calls to can_throw_internal.
3403 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3404 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3405 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3406 (expand_gimple_stmt): Use make_reg_eh_region_note.
3407 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3408 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3409 or find_exception_handler_labels.
3410 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3411 there is exacly one EH edge. Use can_nonlocal_goto and
3413 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3414 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3415 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3416 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3417 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3418 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3419 * dse.c (scan_insn): Use insn_could_throw_p.
3420 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3421 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3422 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3423 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3424 EXC_PTR_EXPR or FILTER_EXPR.
3425 (tree_expr_nonzero_warnv_p): Likewise.
3426 * function.h: Include vecprim.h, not varray.h
3427 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3428 move ttype_data and ehspec_data members to struct eh_status; change
3429 action_record_data member to a VEC.
3430 * gcse.c (hash_scan_set): Use can_throw_internal.
3431 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3432 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3433 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3434 (block_may_fallthru): Don't handle RESX_EXPR.
3435 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3436 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3437 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3438 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3439 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3440 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3441 (gimple_size): Likewise.
3442 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3443 (gimple_build_resx): Use gimple_build_with_ops.
3444 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3445 (is_gimple_val): Likewise.
3446 (is_gimple_stmt): Remove RESX_EXPR.
3447 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3448 (GIMPLE_RESX): Reorder with other EH constructs.
3449 * gimple.h (struct gimple_statement_eh_mnt): New.
3450 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3451 (gimple_eh_filter_must_not_throw): Remove.
3452 (gimple_eh_filter_set_must_not_throw): Remove.
3453 (gimple_eh_must_not_throw_fndecl): New.
3454 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3455 (is_gimple_resx): New.
3456 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3457 Don't copy EH_FILTER_MUST_NOT_THROW.
3458 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3459 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3460 handle must_not_throw_labels specially.
3461 * ipa-pure-const.c (check_call): Update debug statement for LP.
3462 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3463 * ipa-utils.c (get_base_var): Likewise.
3464 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3465 * lower-subreg.c (move_eh_region_note): Remove.
3466 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3467 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3468 (create_task_copyfn): Likewise.
3469 (maybe_catch_exception): Use gimple_build_eh_filter.
3470 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3471 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3472 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3473 and pass_lower_resx.
3474 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3475 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3476 can_throw_internal, can_nonlocal_goto.
3477 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3478 copy_reg_eh_region_note_forward.
3479 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3480 (emit_output_reload_insns): Likewise.
3481 (copy_eh_notes): Remove.
3482 * rtl.def (RESX): Remove.
3483 * rtl.h: Update declarations.
3484 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3485 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3486 (update_eh_label): Remove.
3487 (cleanup_dead_labels_eh): New.
3488 (cleanup_deal_labels): Use it instead of update_eh_label.
3489 (gimple_merge_blocks): Update landing pad data structure when
3490 removing a landing pad label.
3491 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3492 test; handle GIMPLE_EH_MUST_NOT_THROW.
3493 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3494 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3495 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3496 (verify_stmt): Likewise. Verify landing pads.
3497 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3498 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3499 (struct move_stmt_d): Add eh_map.
3500 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3501 (move_stmt_r): Remap eh region numbers in builtin calls,
3502 resx and eh_dispatch.
3503 (move_block_to_fn): Remove eh_offset parameter. Use
3504 maybe_duplicate_eh_stmt_fn.
3505 (find_outermost_region_in_block): Operate on eh_region pointers
3506 instead of region numbers.
3507 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3508 duplicate_eh_regions.
3509 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3510 test earlier. Disallow EH landing pads.
3511 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3512 * tree-flow.h: Update declarations.
3513 (struct tree_ann_common_d): Replace rn with lp_nr.
3514 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3515 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3516 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3517 resx and eh_dispatch.
3518 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3519 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3520 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3521 from duplicate_eh_regions.
3522 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3523 update RESX; handle EH_DISPATCH.
3524 (expand_call_inline): Set eh_lp_nr, not eh_region.
3525 (maybe_inline_call_in_expr): Likewise.
3526 * tree-inline.h (struct copy_body_data): Replace eh_region with
3527 eh_lp_nr, eh_region_offset with eh_map.
3528 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3529 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3530 * tree-pretty-print.c (dump_generic_node): Don't handle
3531 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3532 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3533 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3534 EXC_PTR_EXPR, FILTER_EXPR.
3535 * tree-ssa-operands.c (get_expr_operands): Likewise.
3536 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3537 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3538 (ao_ref_init_from_vn_reference): Likewise.
3539 * tree-ssa-sink.c (statement_sink_location): Likewise.
3540 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3541 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3542 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3543 EXC_PTR_EXPR, FILTER_EXPR.
3544 (is_exception_related): Remove.
3545 (compute_avail): Don't call it.
3546 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3547 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3548 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3549 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3551 (build_resx): Remove.
3552 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3553 * tree.h: Update declarations.
3554 (EH_FILTER_MUST_NOT_THROW): Remove.
3555 (struct tree_label_decl): Add eh_landing_pad_nr.
3556 (EH_LANDING_PAD_NR): New.
3557 * value-prof.c (gimple_ic): Tidy variable names. Update for
3558 landing pad numbers.
3559 (gimple_stringop_fixed_value): Tidy variable names. Assert
3560 that neither call stmt can throw.
3561 * vecprim.h (uchar): New.
3562 (VEC(uchar,heap), VEC(uchar,gc)): New.
3564 * c-common.c (c_define_builtins): Update call to
3565 build_common_builtin_nodes.
3566 * c-parser.c (c_parse_file): Don't call
3567 default_init_unwind_resume_libfunc.
3569 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3571 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3572 (mips_cprestore_address_p): Likewise.
3573 (mips_save_gp_to_cprestore_slot): Likewise.
3574 (mips_restore_gp): Rename to...
3575 (mips_restore_gp_from_cprestore_slot): ...this.
3576 (mips_must_initialize_gp_p): Declare.
3577 (mips_emit_save_slot_move): Likewise.
3578 (mips_output_load_label): Return nothing.
3579 (mips_eh_uses): Declare.
3580 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3581 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3582 (TARGET_ABSOLUTE_JUMPS): Likewise.
3583 (EH_USES): Likewise.
3584 (FIRST_PSEUDO_REGISTER): Update comment.
3585 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3586 (MIPS_CALL): ...here.
3587 (REGISTER_NAMES): Add $cprestore.
3588 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3589 Add load_label_length, has_inflexible_gp_insn_p,
3590 has_flexible_gp_insn_p, must_initialize_gp_p and
3591 must_restore_gp_when_clobbered_p.
3592 (mips_expand_call): Don't generate split instructions here.
3593 (mips_split_call): Update the call to mips_restore_gp after
3594 the above name change.
3595 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3596 (mips_find_gp_ref): New function.
3597 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3598 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3599 (mips_insn_has_flexible_gp_ref_p): Likewise.
3600 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3601 (mips_function_has_gp_insn): Delete.
3602 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3603 Use the new functions above. Only return INVALID_REGNUM
3604 for TARGET_ABSOLUTE_JUMPS.
3605 (mips_must_initialize_gp_p): New function.
3606 (mips_get_cprestore_base_and_offset): New function, extracted from...
3607 (mips_cprestore_slot): ...here. Take a bool parameter.
3608 (mips_cfun_has_cprestore_slot_p): New function.
3609 (mips_cprestore_address_p): Likewise.
3610 (mips_save_gp_to_cprestore_slot): Likewise.
3611 (mips_restore_gp): Rename to...
3612 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3613 epilogue_completed. Update the call to mips_cprestore_slot.
3614 Test cfun->machine->must_restore_gp_when_clobbered_p.
3615 (mips_direct_save_slot_move_p): New function.
3616 (mips_emit_save_slot_move): Likewise.
3617 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3618 of cfun->machine->global_pointer.
3619 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3620 (mips_save_reg): Use mips_emit_save_slot_move.
3621 (mips_expand_prologue): Set must_initialize_gp_p.
3622 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3623 for all cprestore saves. Emit a use_cprestore instruction after
3624 setting up the cprestore slot.
3625 (mips_restore_reg): Use mips_emit_save_slot_move.
3626 (mips_process_load_label): New function.
3627 (mips_load_label_length): Likewise.
3628 (mips_output_load_label): Don't return asm: output it here instead.
3629 Use mips_process_load_label.
3630 (mips_adjust_insn_length): Adjust the length of branch instructions
3631 that have length MAX_PIC_BRANCH_LENGTH.
3632 (mips_output_conditional_branch): Update the call to
3633 mips_output_load_label. Assume the branch target is OPERANDS[0]
3634 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3635 (mips_output_order_conditional_branch): Swap the meaning of
3636 OPERANDS[0] and OPERANDS[1].
3637 (mips_variable_issue): Don't count ghost instructions.
3638 (mips_expand_ghost_gp_insns): New function.
3639 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3640 (mips_output_mi_thunk): Set must_initialize_gp_p.
3641 (mips_eh_uses): New function.
3642 * config/mips/predicates.md (cprestore_save_slot_operand)
3643 (cprestore_load_slot_operand): New predicates.
3644 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3645 (UNSPEC_MOVE_GP): Likewise.
3646 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3647 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3648 (CPRESTORE_SLOT_REGNUM): New register.
3649 (MAX_PIC_BRANCH_LENGTH): New constant.
3650 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3651 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3652 branches. Fix commentary.
3653 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3654 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3655 Change type to "ghost".
3656 (loadgp_absolute_<mode>): Likewise.
3657 (loadgp_rtp_<mode>): Likewise.
3658 (copygp_mips16): Likewise.
3659 (loadgp_blockage): Remove redundant mode attribute.
3660 (potential_cprestore): New instruction.
3661 (cprestore): Turn into an unspec set.
3662 (use_cprestore): New instruction.
3663 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3664 (*branch_fp_inverted): Likewise.
3665 (*branch_order<mode>): Likewise.
3666 (*branch_order<mode>_inverted): Likewise.
3667 (*branch_equality<mode>): Likewise.
3668 (*branch_equality<mode>_inverted): Likewise.
3669 (*branch_bit<bbv><mode>): Likewise.
3670 (*branch_bit<bbv><mode>_inverted): Likewise.
3671 (*branch_equality<mode>_mips16): Remove redundant mode.
3672 (jump): Turn into a define_expand.
3673 (*jump_absolute): New instruction.
3674 (*jump_pic): Likewise.
3675 (*jump_mips16): Rename previously-unnamed pattern. Remove
3676 redundant mode attribute.
3677 (restore_gp): Split on epilogue_completed rather than
3678 reload_completed. Change type to "ghost".
3679 (move_gp<mode>): New instruction.
3680 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3681 Remove redundant mode attribute.
3682 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3683 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3684 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3686 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3689 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3690 are returned in the same register (vs34 or v2) that Altivec vector
3691 types are returned in.
3692 (rs6000_libcall_value): Ditto.
3695 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3696 instead of explicit addsi3/adddi3 calls.
3697 (rs6000_split_multireg_move): Ditto.
3698 (rs6000_emit_allocate_stack): Ditto.
3699 (rs6000_emit_prologue): Ditto.
3700 (rs6000_output_mi_thunk): Ditto.
3702 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3703 size is 64 bits if we can use 64-bit registers.
3705 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3707 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3710 From Jie Zhang <jie.zhang@analog.com>:
3711 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3712 save FP and RETS with saveall attribute.
3713 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3714 with saveall attribute.
3716 * config/bfin/bfin.c (bfin_expand_builtin,
3717 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3720 From Jie Zhang <jie.zhang@analog.com>:
3721 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3722 before use in two places.
3723 * config/bfin/bfin.md (AREG): Define mode iterator.
3724 (reload_in, reload_out): Use mode iterator AREG.
3726 2009-09-14 Richard Guenther <rguenther@suse.de>
3729 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3730 EH personality path.
3732 2009-09-13 Richard Guenther <rguenther@suse.de>
3733 Rafael Avila de Espindola <espindola@google.com>
3735 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3736 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3737 (LANG_HOOKS_INITIALIZER): Adjust.
3738 (lhd_pass_through_t): Declare.
3739 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3741 * langhooks.c (lhd_pass_through_t): New function.
3742 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3743 dwarf2out_begin_prologue): Use personality from current_function_decl.
3744 * expr.h (get_personality_function): Declare.
3745 * expr.c (get_personality_function): New function.
3746 (build_personality_function): Likewise.
3747 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3748 (eh_personality_libfunc): Remove.
3749 * optabs.c (build_libfunc_function): New function split out from ...
3750 (init_one_libfunc): ... here.
3751 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3752 (tree_function_decl): Add personality.
3753 (lhd_gcc_personality): Declare.
3754 (build_personality_function): Likewise.
3755 * tree.c (gcc_eh_personality_decl): New.
3756 (lhd_gcc_personality): New function.
3757 * except.h (lang_eh_runtime_type): Remove.
3758 (enum eh_personality_kind): New.
3759 (build_personality_function): Declare.
3760 (function_needs_eh_personality): Declare.
3761 * except.c (lang_eh_runtime_type): Remove.
3762 (function_needs_eh_personality): New function.
3763 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3764 (sjlj_emit_function_enter, output_function_exception_table):
3765 Use personality from current_function_decl.
3766 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3767 * tree-inline.c (tree_can_inline_p): Do not inline across different
3769 (expand_call_inline): Likewise. Adjust the callers EH personality.
3770 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3771 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3772 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3773 (c-parser.o): Likewise
3774 * c-tree.h (c_eh_initialized_p): Remove.
3775 (c_maybe_initialize_eh): Likewise.
3776 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3777 (finish_decl): Don't call c_maybe_initialize_eh.
3778 (c_eh_initialized_p): Remove.
3779 (c_maybe_initialize_eh): Likewise.
3780 * c-parser.c (c_parser_omp_construct): Likewise.
3781 (c_parse_file): Initialize exception handling.
3783 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3785 * config.gcc (tm_file): Remove i386/biarch32.h
3786 for i?86-w64-mingw* case.
3787 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3789 * config.host: Set for x64 mingw the option
3790 use_long_long_for_widest_fast_int to yes.
3792 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3794 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3795 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3796 (dbxout_begin_function): Likewise.
3797 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3798 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3799 set on the function.
3800 (final_end_function): Likewise.
3801 (final_scan_insn): Likewise.
3802 (rest_of_handle_final): Likewise.
3803 * varasm.c (assemble_start_function): Likewise.
3804 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3806 2009-09-12 Jason Merrill <jason@redhat.com>
3808 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3809 * opts.c (common_handle_option): constify.
3811 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3813 * doc/install.texi (avr): Remove obsolete reference site.
3815 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3817 * doc/install.texi (Binaries): Adjust AIX link.
3819 2009-09-12 Akim Demaille <demaille@gostai.com>
3821 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3822 Use an imperative sentence.
3824 2009-09-11 Richard Henderson <rth@redhat.com>
3826 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3827 structure-name and has-tree-operands arguments; update all entries.
3828 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3830 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3831 (gsstruct_code_size): New.
3832 (gss_for_code_): New.
3833 (gss_for_code): Remove.
3834 (gimple_size): Rewrite using gsstruct_code_size.
3835 (gimple_statement_structure): Move to gimple.h.
3836 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3837 (gss_for_code, gimple_statement_structure): New.
3838 (gimple_ops): Use new arrays; tidy.
3840 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3842 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3843 operand to be a PLUS expression.
3844 * config/pa/pa.c (pa_secondary_reload): Likewise.
3846 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3848 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3850 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3853 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3855 From Jie Zhang <jie.zhang@analog.com>:
3856 * doc/extend.texi (node Function Attributes): Document l2
3858 (node Blackfin Variable Attributes): Document l2 variable attributes.
3860 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3862 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3863 to match the system compiler's configuration at inflection point.
3864 Add comment to remark a remaining difference with system compiler.
3866 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3867 * configure: Regenerate.
3869 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3871 From Jie Zhang <jie.zhang@analog.com>:
3872 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3873 (bfin_handle_l2_attribute): New.
3874 (bfin_attribute_table): Add l2 attribute.
3876 2009-09-11 Michael Matz <matz@suse.de>
3879 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3880 on the local_decls list.
3882 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3886 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3888 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3889 for VALUEs, to implement the documented interface.
3890 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3891 Adjust for VALUEs and anything else, to implement the
3892 documented interface.
3894 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3896 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3897 with actual SPE/paired vector modes before using 64-bit alignment.
3898 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3900 2009-09-10 DJ Delorie <dj@redhat.com>
3902 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3905 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3906 * config/mep/mep.c (mep_legitimate_constant_p): New.
3907 * config/mep/mep-protos.h: Prototype it.
3909 2009-09-10 Richard Henderson <rth@redhat.com>
3911 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3913 2009-09-10 Jason Merrill <jason@redhat.com>
3915 * tree.c (chain_index): New fn.
3916 * tree.h: Declare it.
3918 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3920 * config/sol2-c.c (cmn_err_length_specs): Initialize
3921 scalar_identity_flag.
3923 2009-09-10 Richard Henderson <rth@redhat.com>
3925 * tree.h (struct tree_decl_common): Move align member earlier;
3926 move label_decl_uid member ...
3927 (struct tree_label_decl): ... here.
3928 (LABEL_DECL_UID): Update to match.
3930 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3933 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3934 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3936 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3937 dest_prev if the edge is complex.
3939 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3941 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3942 loop latch tests earlier.
3944 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3945 before GIMPLE_RETURN, not after its predecessor; insert
3948 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3949 gimple_seq_empty_p to test for no PHI nodes.
3950 * tree-cfg.c (split_critical_edges): Likewise.
3952 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3954 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3956 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3957 introduced by the VTA branch merge.
3959 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3961 * ira-conflicts.c: Use fputs or putc instead of fprintf
3965 * tree-switch-conversion.c: Ditto.
3967 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3969 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3970 introduced by the VTA branch merge.
3972 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3975 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3977 PR rtl-optimization/39779
3978 * expr.c (convert_modes): Return when mode == oldmode after
3979 CONST_INTs are processed.
3981 2009-09-10 Nick Clifton <nickc@redhat.com>
3983 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3984 attribute and referring decl when creating renamed symbol.
3986 2009-09-10 Richard Guenther <rguenther@suse.de>
3989 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3991 (cgraph_finalize_compilation_unit): Compute reachability
3992 before emitting thunks. Properly process aliases before
3993 possibly removing unreachable nodes.
3995 2009-09-10 Richard Guenther <rguenther@suse.de>
3998 * tree.c (struct free_lang_data_d): Add worklist member.
3999 (find_decls_types_r): Push onto the worklist instead of recursing.
4000 Handle TREE_BINFOs properly.
4001 (find_decls_types): New function wrapped around find_decls_types_r
4002 to process the worklist.
4003 (find_decls_types_in_eh_region): Use it.
4004 (find_decls_types_in_node): Likewise.
4005 (find_decls_types_in_var): Likewise.
4006 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4007 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4008 (AGGREGATE_TYPE_P): Adjust.
4010 2009-09-09 Jason Merrill <jason@redhat.com>
4012 * configure.ac: Check glibc version even if we have an in-tree
4015 2009-09-09 Anthony Green <green@moxielogic.com>
4017 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4018 the constant 0 when appropriate.
4019 * config/moxie/constraints.md: Add constraint O.
4021 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4022 to pass up to 6 32-bit argument values in registers.
4023 (moxie_function_arg): Ditto.
4024 (moxie_arg_partial_bytes): Ditto.
4025 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4026 (REG_PARM_STACK_SPACE): Ditto.
4027 (FUNCTION_ARG_REGNO_P): Ditto.
4029 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4030 instruction to allocate stack space.
4032 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4034 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4035 unnecessarily stringent constraints. Fix address
4036 calculation in the splitters.
4038 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4040 PR rtl-optimization/39779
4041 * expr.c (convert_modes): Return when mode == oldmode after
4042 CONST_INTs are processed.
4044 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4047 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4048 (ix86_expand_prologue): Take frame.padding0 into logic of
4050 (ix86_expand_epilogue): Likewise.
4052 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4054 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4056 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4057 * config/t-slibgcc-libgcc: New file.
4058 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4060 2009-09-09 Martin Jambor <mjambor@suse.cz>
4062 PR tree-optimization/41089
4063 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4066 2009-09-09 Richard Henderson <rth@redhat.com>
4068 * gimple.h (CASE_GIMPLE_OMP): New.
4069 (is_gimple_omp): Use it.
4070 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4071 (verify_gimple_debug): Likewise.
4073 2009-09-09 Richard Guenther <rguenther@suse.de>
4075 PR tree-optimization/41101
4076 * tree-ssa-pre.c (maximal_set): Remove.
4077 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4078 Defer all blocks we didn't visit at least one successor.
4079 (add_to_exp_gen): Do not add to the maximal set.
4080 (make_values_for_phi): Likewise.
4081 (compute_avail): Likewise.
4082 (init_pre): Do not allocate the maximal set.
4083 (execute_pre): Do not dump it.
4085 2009-09-09 Martin Jambor <mjambor@suse.cz>
4087 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4088 an SSA_NAME rather than a is_gimple_variable.
4090 2009-09-09 Richard Guenther <rguenther@suse.de>
4093 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4094 code dealing with plain pointer bases.
4095 (maybe_fold_offset_to_reference): Likewise.
4096 (maybe_fold_stmt_addition): Adjust.
4098 2009-09-09 Richard Guenther <rguenther@suse.de>
4100 * tree.c (free_lang_data_in_type): Do not free the type variant
4102 (free_lang_data): Merge char_type_node with its properly signed
4104 (pass_ipa_free): Collect after freeing language specific data.
4106 2009-09-09 Michael Matz <matz@suse.de>
4109 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4110 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4111 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4114 2009-09-08 DJ Delorie <dj@redhat.com>
4116 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4118 2009-09-04 Jason Merrill <jason@redhat.com>
4120 * tree.c (tree_find_value): Remove.
4121 * tree.h: Remove prototype.
4122 * varasm.c (assemble_external): Use value_member instead.
4124 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4126 * toplev.c (process_options): Choose default debugging type when
4127 gtoggle enables debug info and type is unset.
4129 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4133 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4136 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4138 * configure: Rebuilt with modified libtool.m4.
4140 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4145 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4147 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4149 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4150 (remove_statement): Likewise.
4151 (rewrite_use_nonlinear_expr): Adjust.
4152 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4153 * tree-ssa.c (release_defs_bitset): ... this. New.
4154 * tree-flow.h (release_defs_bitset): Declare.
4156 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4159 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4160 in the middle block.
4162 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4164 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4165 via intptr_t to long type.
4166 (insert_operand_rank): Cast long type via intptr_t to
4168 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4170 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4171 from pointer to unsigned via uintptr_t.
4173 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4174 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4176 * configure: Regenerated.
4177 * config.in: Regenerated
4178 * system.h (stdint.h): Add include.
4179 (inttypes.h): Likewise.
4180 * Makefile.in (aclocal): Add config/stdint.m4.
4181 * aclocal.m4: Regenerated.
4183 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4185 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4187 (note_np_check_stores): New function.
4188 (harmless_null_pointer_p): New function.
4189 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4190 changed. Take into account whether we're in the shadow of a condjump
4191 that tested NP_REG for NULL.
4192 Lose all code that tested for SEQUENCEs.
4193 (workaround_speculation): Avoid inserting NOPs for loads that are
4194 either always executed or a NULL pointer.
4196 2009-09-08 Jan Hubicka <jh@suse.cz>
4198 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4199 * params.def (early-inlining-insns): Likewise.
4201 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4203 PR rtl-optimization/41239
4204 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4205 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4207 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4208 across calls, as the calls might not always return normally.
4209 (call_may_noreturn_p): New function.
4210 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4211 (init_deps): Initialize it.
4212 (remove_from_deps): Also remove calls from
4213 last_function_call_may_noreturn list.
4215 2009-09-07 Richard Henderson <rth@redhat.com>
4217 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4218 more VR->OPERANDS than LHS operands. Free LHS before returning.
4220 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4222 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4223 (attr "addrtype"): New member "spreg".
4224 Use it if mem_spfp_address_operand is true for the address.
4225 (attr "type"): New entry "stall".
4226 (cpu_unit "load"): New.
4227 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4229 (insn_reservation "loadsp"): New.
4230 (insn_reservation "load_stall1"): New.
4231 (insn_reservation "load_stall3"): New.
4233 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4234 (mem_p_address_operand): Exclude stack and frame pointer based
4236 (mem_spfp_address_operand): New; match them here.
4237 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4238 (bfin_reorg): Call it if scheduling insns.
4239 (bfin_gen_bundles): Remove dummy insns created by
4240 add_sched_insns_for_speculation.
4242 From Jie Zhang <jie.zhang@analog.com>:
4243 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4244 bfin_si_revision, bfin_workarounds): Move these ...
4245 * config/bfin/bfin.h: ... here.
4247 From Mike Frysinger <michael.frysinger@analog.com>
4248 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4249 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4250 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4251 bf547m, bf548m, and bf549m.
4252 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4253 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4254 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4255 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4256 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4257 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4258 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4259 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4260 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4261 bf542m, bf544m, bf547m, bf548m, and bf549m.
4263 From Jie Zhang <jie.zhang@analog.com>:
4264 * config/bfin/predicates.md (p_register_operand): New predicate.
4265 (dp_register_operand): New predicate.
4266 * config/bfin/bfin-protos.h (WA_05000074): Define.
4267 (ENABLE_WA_05000074): Define.
4268 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4269 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4270 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4271 (define_attr addrtype): Allow load/store register to be P register.
4272 (define_attr storereg): New.
4273 (define_cpu_unit anomaly_05000074): New.
4274 (define_insn_reservation dsp32shiftimm): New.
4275 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4276 (define_insn_reservation loadp): Cannot use slot2.
4277 (define_insn_reservation loadsp): Cannot use slot2.
4278 (define_insn_reservation storep): Cannot use slot2. Does not
4279 apply when working around 05000074.
4280 (define_insn_reservation storep_anomaly_05000074): New.
4281 (define_insn_reservation storei): Does not apply when working
4283 (define_insn_reservation storei_anomaly_05000074): New.
4284 (define_attr length): Add dsp32shiftimm case.
4285 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4286 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4287 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4288 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4289 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4291 2009-09-07 Martin Jambor <mjambor@suse.cz>
4294 * tree-sra.c (create_artificial_child_access): Return NULL if
4295 build_ref_for_offset fails.
4296 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4297 and create_artificial_child_access to fail.
4299 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4302 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4303 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4304 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4306 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4308 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4309 block, ensure it has an exit edge. Emit a barrier after a jump.
4311 2009-09-07 Nick Clifton <nickc@redhat.com>
4313 * gcc.c (this_is_linker_script): New variable. Like
4314 this_is_library_file but for the %T constructor.
4315 (end_going_arg): If this_is_linker_script is set then locate the
4316 script and insert a --script switch before it
4317 (do_spec_2): Initialise this_is_linker_script.
4318 (do_spec_1): Likewise. Handle %T construct.
4319 (eval_spec_function): Preserve this_is_linker_script.
4320 * doc/invoke.texi: Document %T construct in spec files.
4321 * config/m32c/m32c.h (LIB_SPEC): Use it.
4323 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4325 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4326 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4327 when volatile flag is set.
4328 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4330 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4333 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4334 (combine_stack_adjustments_for_block): Allow insns between stack
4335 adjustments and stores with corresponding pre-(dec|inc)rement or
4336 pre-modify operation.
4338 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4341 * combine-stack-adj.c (struct csa_memlist): Rename to...
4342 (struct csa_reflist): ... this. Rename mem field to ref.
4343 (free_csa_memlist): Rename to...
4344 (free_csa_reflist): ... this.
4345 (record_one_stack_memref): Rename to...
4346 (record_one_stack_ref): ... this. Handle also REG_P.
4347 (try_apply_stack_adjustment): Handle also REG_P.
4348 (struct record_stack_memrefs_data): Rename to...
4349 (struct record_stack_refs_data): ... this. Rename memlist field to
4351 (record_stack_memrefs): Rename to...
4352 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4353 subexpressions instead of failing when a MEM contains SP references.
4354 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4355 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4357 2009-09-06 Richard Guenther <rguenther@suse.de>
4360 * tree.c (build_array_type): Do not record types marked
4361 with structural equality in the canonical type hashtable.
4363 2009-09-06 Richard Guenther <rguenther@suse.de>
4366 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4368 2009-09-05 Richard Guenther <rguenther@suse.de>
4371 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4373 2009-09-05 Richard Guenther <rguenther@suse.de>
4376 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4378 2009-09-05 Richard Guenther <rguenther@suse.de>
4381 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4382 before comparing function argument types.
4384 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4387 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4390 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4393 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4395 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4396 locators before emit_insn is called.
4398 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4401 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4402 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4403 (reginfo_init): Don't call allocate_reg_info.
4405 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4408 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4409 NONDEBUG_INSN_P instead of INSN_P.
4411 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4414 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4416 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4419 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4420 pattern of the split.
4422 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4424 * toplev.c (process_options): Move setter of flag_var_tracking
4425 before other tests that depend on it. Move down setter of
4426 flag_rename_registers. Don't enable var-tracking-assignments
4427 by default if selective scheduling is enabled. Warn if both
4430 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4432 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4433 comment. Use switch statement to catch overlaps between rtx
4434 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4435 (IS_DECL_CODE): ... here. Remove.
4436 (check_value_is_not_decl): Remove.
4437 (dv_from_decl, dv_from_value): Check after conversion.
4439 2009-09-04 Richard Guenther <rguenther@suse.de>
4442 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4443 after emitting tunks. Move emitting thunks and ctors from ...
4444 (cgraph_optimize): ... here. Remove redundant
4445 cgraph_analyze_functions.
4446 * varasm.c (find_decl_and_mark_needed): Remove no longer
4448 (finish_aliases_1): Adjust check for thunk aliases.
4450 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4452 * config/arm/arm.md (ctzsi2): Added braces
4453 to avoid warning that broke booststrap.
4455 2009-09-04 Martin Jambor <mjambor@suse.cz>
4457 PR tree-optimization/41112
4458 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4459 handle variable-bounded arrays.
4460 (expr_with_var_bounded_array_refs_p): New function.
4461 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4463 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4465 * config/s390/2097.md: Removed two incorrect bypasses.
4466 (z10_fsimpdf): Fixed latency.
4467 (z10_fhex): New insn_reservation.
4468 (z10_floaddf): Fixed latency.
4469 (z10_floadsf): Fixed latency.
4470 (z10_ftrunctf): Fixed latency.
4471 (z10_ftruncdf): Fixed latency.
4472 * config/s390/s390.c (z10_cost): Fixed values.
4473 (s390_adjust_priority): Added z10 path.
4474 * config/s390/s390.md (type): Added fhex.
4475 (*mov<mode>_64dfp): Updated type attribute.
4476 (*mov<mode>_64): Updated type attribute.
4477 (*mov<mode>_31): Updated type attribute.
4478 (*mov<mode>"): Likewise.
4479 * config/s390/2084.md (x_fsimpdf): Updated condition.
4481 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4483 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4484 RTXs in the predicate for operand 1.
4486 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4488 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4489 (rbitsi2): New insn.
4490 (ctzsi2): New expand.
4491 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4493 2009-09-03 Martin Jambor <mjambor@suse.cz>
4495 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4496 (create_artificial_child_access): Use build_ref_for_offset instead
4497 of duplicate_expr_for_different_base.
4498 (propagate_subacesses_accross_link): Likewise.
4500 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4502 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4504 (mips16e_collect_argument_saves): Skip debug instructions.
4505 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4506 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4507 (r10k_insert_cache_barriers): Likewise.
4508 (mips_reorg_process_insns): Likewise.
4510 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4513 * ira.c (update_equiv_reg): Remove check on class likely spill.
4515 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4518 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4519 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4523 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4524 the stack slot if it is passed by invisible reference.
4525 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4526 by invisible reference.
4528 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4530 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4531 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4532 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4534 * config/bfin/sync.md: New file.
4535 * config/bfin/bfin.md: Include it.
4536 (UNSPEC_ATOMIC): New.
4537 (UNSPEC_ONES): Provide a unique number.
4539 From Jie Zhang <jie.zhang@analog.com>:
4540 * config/bfin/bfin.c (ret_regs): New.
4541 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4542 (must_save_rets_p): New.
4543 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4544 current_function_is_leaf.
4545 (do_link): Likewise.
4546 (do_unlink): Likewise.
4547 (expand_interrupt_handler_prologue): Use ret_regs array.
4548 (expand_interrupt_handler_epilogue): Use ret_regs array and
4549 pass return register to gen_return_internal.
4550 (bfin_expand_epilogue): Pass return register to
4551 gen_return_internal.
4552 (bfin_expand_call): Explicitly clobber RETS.
4553 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4554 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4555 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4556 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4558 (return_internal): Take a reg rtx rather than the register number.
4560 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4562 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4563 when comparing against estimated_loop_iterations_int return.
4565 2009-09-03 Richard Guenther <rguenther@suse.de>
4567 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4568 eh_personality_libfunc.
4570 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4572 * tree-parloops.c (separate_decls_in_region): Add space.
4574 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4576 * tree-parloops.c (separate_decls_in_region): Change the condition
4577 checking if there are reductions in the loop.
4579 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4581 PR tree-optimization/38275
4582 * tree-parloops.c (parallelize_loops): Replace profitability condition
4583 for expected number of iterations.
4585 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4587 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4588 (bootstrap-debug): Explain conditions in which it becomes default.
4589 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4592 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4594 * doc/invoke.texi (Optimize Options): Move
4595 -finline-small-functions to the -O2 list.
4597 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4599 * toplev.c (process_options): Enable var-tracking-assignments
4600 by default if var-tracking is enabled.
4602 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4604 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4606 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4607 * rtl.h (prev_nonnote_insn_bb): Declare it.
4609 2009-09-03 Diego Novillo <dnovillo@google.com>
4611 * cgraph.c (cgraph_node_for_decl): New.
4612 * cgraph.h (cgraph_node_for_decl): Declare.
4613 * tree.c (host_integerp): Return 0 if T is NULL.
4615 2009-09-03 Diego Novillo <dnovillo@google.com>
4617 * tree.h (struct alias_pair): Move from varasm.c.
4618 (alias_pairs): Likewise.
4619 (TYPE_MAXVAL): Define.
4620 (TYPE_MINVAL): Define.
4621 (iterative_hash_host_wide_int): Declare.
4622 (remove_unreachable_alias_pairs): Declare.
4623 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4624 * diagnostic.c (default_diagnostic_starter): Make extern.
4625 (default_diagnostic_finalizer): Make extern.
4626 * diagnostic.h (default_diagnostic_starter): Declare.
4627 (default_diagnostic_finalizer): Declare.
4628 (default_tree_printer): Declare.
4629 * toplev.c (default_tree_printer): Make extern.
4631 2009-09-03 Richard Guenther <rguenther@suse.de>
4632 Diego Novillo <dnovillo@google.com>
4634 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4635 * cgraphunit.c (cgraph_expand_function): Do not emit
4636 associated thunks from here.
4637 (cgraph_emit_thunks): New.
4638 (cgraph_optimize): Call it.
4639 Return if any IPA pass finds an error.
4640 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4643 2009-09-03 Simon Baldwin <simonb@google.com>
4644 Rafael Espindola <espindola@google.com>
4645 Richard Guenther <rguenther@suse.de>
4646 Doug Kwan <dougkwan@google.com>
4647 Diego Novillo <dnovillo@google.com>
4649 * tree.c: Include tree-pass.h, langhooks-def.h,
4650 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4651 (free_lang_data_in_type): New.
4652 (need_assembler_name_p): New.
4653 (free_lang_data_in_block): New.
4654 (free_lang_data_in_decl): New.
4655 (struct free_lang_data_d): New.
4656 (add_tree_to_fld_list): New.
4657 (find_decls_types_r): New.
4658 (get_eh_types_for_runtime): New.
4659 (find_decls_types_in_eh_region): New.
4660 (find_decls_types_in_node): New.
4661 (find_decls_types_in_var): New.
4662 (free_lang_data_in_cgraph): New.
4663 (free_lang_data): New.
4664 (gate_free_lang_data): New.
4665 (pass_ipa_free_lang_data): New.
4667 2009-09-03 Diego Novillo <dnovillo@google.com>
4669 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4670 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4671 (lang_hooks): Remove const qualifier.
4672 * ipa.c (cgraph_remove_unreachable_nodes): Call
4673 remove_unreachable_alias_pairs.
4674 * except.c (add_type_for_runtime): Check if TYPE has
4675 already been converted.
4676 (lookup_type_for_runtime): Likewise.
4677 (check_handled): Handle converted types.
4678 * varasm.c (remove_unreachable_alias_pairs): New.
4679 * gimple.c: Include demangle.h.
4680 (gimple_decl_printable_name): New.
4681 (gimple_fold_obj_type_ref): New.
4682 * gimple.h (gimple_decl_printable_name): Declare.
4683 (gimple_fold_obj_type_ref): Declare.
4684 * passes.c (init_optimization_passes): Add pass
4685 pass_ipa_free_lang_data.
4686 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4687 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4689 2009-09-03 Diego Novillo <dnovillo@google.com>
4691 * c-lang.c (lang_hooks): Remove const qualifier.
4693 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4695 * doc/install.texi (*-*-freebsd*): Update target information.
4697 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4699 * hard-reg-set.h (call_fixed_regs): Remove.
4700 * reginfo.c (call_fixed_regs): Remove.
4701 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4702 (globalize_reg): Don't use call_fixed_regs.
4703 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4706 2009-09-01 Michael Matz <matz@suse.de>
4708 * expr.h (emit_storent_insn, expand_expr_real_1,
4709 expand_expr_real_2): Declare.
4710 * expr.c (emit_storent_insn, expand_expr_real_1,
4711 expand_expr_real_2): Export.
4712 (store_expr): Setting and evaluating dont_return_target is useless.
4713 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4714 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4715 * except.c (expand_resx_expr): Rename to ...
4716 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4717 * except.h (expand_resx_stmt): Declare.
4718 * stmt.c: Add include gimple.h
4719 (expand_asm_expr): Rename to ...
4720 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4721 (expand_case): Rewrite to take gimple statement.
4722 * tree.h (expand_asm_stmt): Declare.
4723 (expand_case): Change prototype.
4724 * Makefile.in (stmt.o): Depend on gimple.h.
4725 * builtins.c (expand_builtin_synchronize): Build gimple asm
4726 statement, not an ASM_EXPR.
4727 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4728 gimple_to_tree, release_stmt_tree): Remove.
4729 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4730 ggc_free, but hold comparison code and operands separately.
4731 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4732 (expand_call_stmt, expand_gimple_stmt_1,
4733 expand_gimple_stmt): New helpers.
4734 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4735 release_stmt_tree. Call expand_gimple_stmt instead.
4736 (expand_gimple_basic_block): Ditto.
4738 * calls.c (emit_call_1): Don't look at EH regions here, make
4739 fntree parameter useless.
4740 (expand_call): New local rettype for TREE_TYPE(exp), use it
4741 throughout. Remove local p, use addr instead.
4742 Don't look at EH regions here.
4744 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4746 * doc/invoke.texi (-fsched-pressure): Document it.
4747 (-fsched-reg-pressure-heuristic): Remove it.
4749 * reload.c (ira.h): Include.
4750 (find_reloads): Add choosing reload on number of small spilled
4753 * haifa-sched.c (ira.h): Include.
4754 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4755 saved_reg_pressure, curr_reg_live, saved_reg_live,
4756 region_ref_regs): New variables.
4757 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4758 initiate_reg_pressure_info, setup_ref_regs,
4759 initiate_bb_reg_pressure_info, save_reg_pressure,
4760 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4762 (setup_insn_reg_pressure_info): New function.
4763 (rank_for_schedule): Add pressure checking and insn issue time.
4764 Remove comparison of insn reg weights.
4765 (ready_sort): Set insn reg pressure info.
4766 (update_register_pressure, setup_insn_max_reg_pressure,
4767 update_reg_and_insn_max_reg_pressure,
4768 sched_setup_bb_reg_pressure_info): New functions.
4769 (schedule_insn): Add code for printing and updating reg pressure info.
4770 (find_set_reg_weight, find_insn_reg_weight): Remove.
4771 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4772 (debug_ready_list): Print reg pressure info.
4773 (schedule_block): Ditto. Check insn issue time.
4774 (sched_init): Set up sched_pressure_p. Allocate and set up some
4775 reg pressure related info.
4776 (sched_finish): Free some reg pressure related info.
4777 (fix_tick_ready): Make insn always ready if pressure_p.
4778 (init_h_i_d): Don't call find_insn_reg_weight.
4779 (haifa_finish_h_i_d): Free insn reg pressure info.
4781 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4782 ira_memory_move_cost, ira_class_hard_regs,
4783 ira_class_hard_regs_num, ira_no_alloc_regs,
4784 ira_available_class_regs, ira_reg_class_cover_size,
4785 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4787 * ira-lives.c (single_reg_class): Check mode to find how many
4788 registers are necessary for operand.
4789 (ira_implicitly_set_insn_hard_regs): New.
4791 * common.opt (fsched-pressure): New options.
4792 (fsched-reg-pressure-heuristic): Remove.
4794 * ira.c (setup_eliminable_regset): Rename to
4795 ira_setup_eliminable_regset. Make it external.
4796 (expand_reg_info): Pass cover class to setup_reg_classes.
4797 (ira): Call resize_reg_info instead of allocate_reg_info.
4799 * sched-deps.c: Include ira.h.
4800 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4801 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4802 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4803 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4804 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4805 mark_insn_reg_store, mark_insn_reg_clobber,
4806 setup_insn_reg_pressure_info): New.
4807 (sched_analyze_1): Update implicit_reg_pending_uses.
4808 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4809 Use them to create dependencies. Set insn reg uses and pressure
4810 info. Process reg_pending_uses in one place.
4811 (free_deps): Free implicit sets.
4812 (remove_from_deps): Remove implicit sets if necessary. Check
4813 implicit sets when clearing reg_last_in_use.
4814 (init_deps_global): Clear implicit_reg_pending_clobbers and
4815 implicit_reg_pending_uses.
4817 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4818 ira_memory_move_cost, ira_class_hard_regs,
4819 ira_class_hard_regs_num, ira_no_alloc_regs,
4820 ira_available_class_regs, ira_reg_class_cover_size,
4821 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4822 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4823 ira_implicitly_set_insn_hard_regs): New prototypes.
4825 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4826 cost_elements_num): New variables.
4827 (allocno_costs, total_costs): Rename to costs and
4828 total_allocno_costs.
4829 (COSTS_OF_ALLOCNO): Rename to COSTS.
4830 (allocno_pref): Rename to pref.
4831 (allocno_pref_buffer): Rename to pref_buffer.
4832 (common_classes): Rename to regno_cover_class.
4834 (record_reg_classes): Set allocno attributes only if allocno_p.
4835 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4836 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4837 and COSTS_OF_ALLOCNO.
4838 (print_costs): Rename to print_allocno_costs.
4839 (print_pseudo_costs): New.
4840 (process_bb_node_for_costs): Split into 2 functions with new
4841 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4842 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4843 new parameter dump_file. Use cost_elements_num instead of
4844 ira_allocnos_num. Make one iteration if preferred classes were
4845 already calculated for scheduler. Make 2 versions of code
4846 depending on allocno_p.
4847 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4848 regno_cover_class and COSTS instead of common_classes and
4850 (init_costs, finish_costs): New.
4851 (ira_costs): Set up allocno_p and cost_elements_num. Call
4852 init_costs and finish_costs.
4853 (ira_set_pseudo_classes): New.
4855 * rtl.h (allocate_reg_info): Remove.
4856 (resize_reg_info): Change return type.
4857 (reg_cover_class): New.
4858 (setup_reg_classes): Add new parameter.
4860 * sched-int.h (struct deps_reg): New member implicit_sets.
4861 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4862 (INCREASE_BITS): New macro.
4863 (struct reg_pressure_data, struct reg_use_data): New.
4864 (struct _haifa_insn_data): Remove reg_weight. Add members
4865 reg_pressure, reg_use_list, reg_set_list, and
4866 reg_pressure_excess_cost_change.
4867 (struct deps): New member implicit_sets.
4868 (pressure_p): New variable.
4869 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4870 (struct reg_pressure_data, struct reg_use_data): New.
4871 (INSN_REG_WEIGHT): Remove.
4872 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4873 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4874 (sched_init_region_reg_pressure_info,
4875 sched_setup_bb_reg_pressure_info): New prototypes.
4877 * reginfo.c (struct reg_pref): New member coverclass.
4878 (reg_cover_class): New function.
4879 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4880 (reg_info_size): New variable.
4881 (allocate_reg_info): Make static. Setup reg_info_size.
4882 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4883 (setup_reg_classes): Add a new parameter. Setup cover class too.
4885 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4888 * sched-rgn.c (deps_join): Set up implicit_sets.
4889 (schedule_region): Set up region and basic blocks pressure
4892 * passes.c (init_optimization_passes): Move
4893 pass_subregs_of_mode_init before pass_sched.
4895 2009-09-02 Martin Jambor <mjambor@suse.cz>
4897 * tree-sra.c (struct access): New field grp_hint.
4898 (dump_access): Dump grp_hint.
4899 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4901 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4902 those which have been specifically read and somehow written to.
4903 (propagate_subacesses_accross_link): Set grp_hint of right child and
4904 also possibly of the left child.
4906 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4908 * tree-object-size.c (addr_object_size): Always use object_size_type
4909 0 or 2 when determining the pointer pointed object size.
4911 2009-09-02 Richard Guenther <rguenther@suse.de>
4914 2009-08-31 Richard Guenther <rguenther@suse.de>
4916 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4917 to query if the memory regions for memmove overlap.
4918 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4919 asserts on pointers, instead deal with odd trees.
4920 (ptr_derefs_may_alias_p): Likewise.
4921 (refs_may_alias_p_1): Constructor bases also never alias.
4923 2009-08-01 Christian Bruel <christian.bruel@st.com>
4926 2009-07-31 Christian Bruel <christian.bruel@st.com>
4927 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4929 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4931 * doc/invoke.texi (-fvar-tracking-assignments): New.
4932 (-fvar-tracking-assignments-toggle): New.
4933 (-fdump-final-insns=file): Mark filename as optional.
4934 (--param min-nondebug-insn-uid): New.
4935 (-gdwarf-@{version}): Mention version 4.
4936 * opts.c (common_handle_option): Accept it.
4937 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4938 * regrename.c (regrename_optimize): Drop last. Don't count debug
4939 insns as uses. Don't reject change because of debug insn.
4940 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4941 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4942 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4943 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4944 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4945 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4946 * doc/gimple.texi (is_gimple_debug): New.
4947 (gimple_debug_bind_p): New.
4948 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4949 * doc/install.texi (bootstrap-debug): More details.
4950 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4951 (bootstrap-debug-lib): More details.
4952 (bootstrap-debug-ckovw): Update.
4953 (bootstrap-time): New.
4954 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4955 (insert_phi_nodes_for): Insert debug stmts.
4956 (rewrite_stmt): Take iterator. Insert debug stmts.
4957 (rewrite_enter_block): Adjust.
4958 (maybe_replace_use_in_debug_stmt): New.
4959 (rewrite_update_stmt): Use it.
4960 (mark_use_interesting): Return early for debug stmts.
4961 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4962 stmts before replacing stmt.
4963 (move_computations_stmt): Likewise.
4964 * ira-conflicts.c (add_copies): Skip debug insns.
4965 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4966 (regstat_bb_compute_ri): Skip debug insns.
4967 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4968 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4969 check_loop_closed_ssa_stmt): Skip debug stmts.
4970 * tree-tailcall.c (find_tail_calls): Likewise.
4971 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4972 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4973 (build_var_debug_value_stat): Declare.
4974 (build_var_debug_value): Define.
4975 (target_for_debug_bind): Declare.
4976 * reload.c (find_equiv_reg): Skip debug insns.
4977 * rtlanal.c (reg_used_between_p): Skip debug insns.
4978 (side_effects_p): Likewise.
4979 (canonicalize_condition): Likewise.
4980 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4981 insns never depend on debug insns.
4982 (create_ddg_dep_no_link): Likewise.
4983 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4984 Don't add inter-loop dependencies for debug insns.
4985 (build_intra_loop_deps): Likewise.
4986 (create_ddg): Count debug insns.
4987 * ddg.h (struct ddg::num_debug): New.
4988 (num_backargs): Pair up with previous int field.
4989 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4990 -fcompare-debug-second.
4991 * final.c (get_attr_length_1): Skip debug insns.
4992 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4993 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4994 (driver_self_specs): Map -fdump-final-insns to
4995 -fdump-final-insns=..
4996 (get_local_tick): New.
4997 (compare_debug_dump_opt_spec_function): Test for . argument and
4998 compute output name. Compute temp output spec without flag name.
4999 Compute -frandom-seed.
5000 (OPT): Undef after use.
5001 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5002 (average_num_loop_insns): Likewise.
5003 * params.h (MIN_NONDEBUG_INSN_UID): New.
5004 * gimple.def (GIMPLE_DEBUG): New.
5005 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5006 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5007 (merge_in_block): Fix whitespace.
5008 * toplev.c (flag_var_tracking): Update comment.
5009 (flag_var_tracking_assignments): New.
5010 (flag_var_tracking_assignments_toggle): New.
5011 (process_options): Don't open final insns dump file if we're not
5012 going to write to it. Compute defaults for var_tracking.
5013 * df-scan.c (df_insn_rescan_debug_internal): New.
5014 (df_uses_record): Handle debug insns.
5015 * haifa-sched.c (ready): Initialize n_debug.
5016 (contributes_to_priority): Skip debug insns.
5017 (dep_list_size): New.
5019 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5020 they're ready. Disregard previous debug insns to make decisions.
5021 (queue_insn): Never queue debug insns.
5022 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5023 (schedule_insn): Don't reject debug insns because of issue rate.
5024 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5025 (queue_to_ready): Skip and discount debug insns.
5026 (choose_ready): Let debug insns through.
5027 (schedule_block): Check boundary debug insns. Discount debug
5028 insns, schedule them early. Adjust whitespace.
5029 (set_priorities): Check for boundary debug insns.
5030 (add_jump_dependencies): Use dep_list_size.
5031 (prev_non_location_insn): New.
5032 (check_cfg): Use it.
5033 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5035 (remove_unused_ivs): Reset debug stmts.
5036 * modulo-sched.c (const_iteration_count): Skip debug insns.
5037 (res_MII): Discount debug insns.
5038 (loop_single_full_bb_p): Skip debug insns.
5039 (sms_schedule): Likewise.
5040 (sms_schedule_by_order): Likewise.
5041 (ps_has_conflicts): Likewise.
5042 * caller-save.c (refmarker_fn): New.
5043 (save_call_clobbered_regs): Replace regs with saved mem in
5045 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5046 Call refmarker_fn mark for hardregnos.
5047 (mark_reg_as_referenced): New.
5048 (replace_reg_with_saved_mem): New.
5049 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5050 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5052 (cse_extended_basic_block): Skip debug insns.
5053 (count_reg_usage): Likewise.
5054 (is_dead_reg): New, split out of...
5055 (set_live_p): ... here.
5056 (insn_live_p): Use it for debug insns.
5057 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5058 (execute_optimize_stdarg): Likewise.
5059 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5060 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5061 changes in debug stmts as changes.
5062 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5063 (moveup_expr): Don't move across debug insns. Don't move
5064 debug insn if it would create a bookkeeping block.
5065 (moveup_expr_cached): Don't use cache for debug insns that
5066 are heads of blocks.
5067 (compute_av_set_inside_bb): Skip debug insns.
5068 (sel_rank_for_schedule): Schedule debug insns first. Remove
5070 (block_valid_for_bookkeeping_p); Support lax searches.
5071 (create_block_for_bookkeeping): Adjust block numbers when
5072 encountering debug-only blocks.
5073 (find_place_for_bookkeeping): Deal with debug-only blocks.
5074 (generate_bookkeeping_insn): Accept no place to insert.
5075 (remove_temp_moveop_nops): New argument full_tidying.
5076 (prepare_place_to_insert): Deal with debug insns.
5077 (advance_state_on_fence): Debug insns don't start cycles.
5078 (update_boundaries): Take fence as argument. Deal with
5080 (schedule_expr_on_boundary): No full_tidying on debug insns.
5081 (fill_insns): Deal with debug insns.
5082 (track_scheduled_insns_and_blocks): Don't count debug insns.
5083 (need_nop_to_preserve_insn_bb): New, split out of...
5084 (remove_insn_from_stream): ... this.
5085 (fur_orig_expr_not_found): Skip debug insns.
5086 * rtl.def (VALUE): Move up.
5088 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5089 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5090 Set it if debug stmts are found.
5091 (statement_sink_location): Skip debug stmts. Propagate
5092 moving defs into debug stmts.
5093 * ifcvt.c (first_active_insn): Skip debug insns.
5094 (last_active_insns): Likewise.
5095 (cond_exec_process_insns): Likewise.
5096 (noce_process_if_block): Likewise.
5097 (check_cond_move_block): Likewise.
5098 (cond_move_convert_if_block): Likewise.
5099 (block_jumps_and_fallthru_p): Likewise.
5100 (dead_or_predicable): Likewise.
5101 * dwarf2out.c (debug_str_hash_forced): New.
5102 (find_AT_string): Add comment.
5103 (gen_label_for_indirect_string): New.
5104 (get_debug_string_label): New.
5105 (AT_string_form): Use it.
5106 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5107 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5108 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5109 several operations that cannot be represented with DWARF opcodes.
5110 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5111 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5112 (dwarf2out_var_location): Take during-call mark into account.
5113 (output_indirect_string): Update comment. Output if there are
5114 label and references.
5115 (prune_indirect_string): New.
5116 (prune_unused_types): Call it if debug_str_hash_forced.
5117 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5118 (dw_long_long_const): Remove.
5119 (struct dw_val_struct): Change val_long_long type to rtx.
5120 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5121 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5122 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5123 component instead of HOST_BITS_PER_LONG.
5124 (output_loc_operands): Likewise. For const8* assert
5125 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5126 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5127 rather than HOST_BITS_PER_LONG is >= 64.
5128 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5130 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5131 HOST_BITS_PER_LONG for dw_val_class_long_long.
5132 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5133 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5134 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5136 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5137 Handle DW_OP_implicit_value.
5138 (extract_int): Move prototype earlier.
5139 (mem_loc_descriptor): For SUBREG punt if inner
5140 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5141 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5142 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5143 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5144 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5145 instead of Pmode size.
5146 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5147 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5148 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5149 (concat_loc_descriptor, concatn_loc_descriptor,
5150 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5151 (add_location_or_const_value_attribute): Likewise. For single
5152 location loc_lists attempt to use add_const_value_attribute
5153 for constant decls. Add DW_AT_const_value even if
5154 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5156 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5157 (control_flow_insn_p): Likewise.
5158 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5159 (separate_decls_in_region_debug_bind): New.
5160 (separate_decls_in_region): Process debug bind stmts afterwards.
5161 * recog.c (verify_changes): Handle debug insns.
5162 (extract_insn): Likewise.
5163 (peephole2_optimize): Skip debug insns.
5164 * dse.c (scan_insn): Skip debug insns.
5165 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5167 (setup_id_for_insn): Handle debug insns.
5168 (maybe_tidy_empty_bb): Adjust whitespace.
5169 (tidy_control_flow): Skip debug insns.
5170 (sel_remove_insn): Adjust for debug insns.
5171 (sel_estimate_number_of_insns): Skip debug insns.
5172 (create_insn_rtx_from_pattern): Handle debug insns.
5173 (create_copy_of_insn_rtx): Likewise.
5174 * sel-sched-.h (sel_bb_end): Declare.
5175 (sel_bb_empty_or_nop_p): New.
5176 (get_all_loop_exits): Use it.
5177 (_eligible_successor_edge_p): Likewise.
5178 (return_nop_to_pool): Adjust.
5179 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5180 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5181 * gimple-pretty-print.c (dump_gimple_debug): New.
5182 (dump_gimple_stmt): Use it.
5183 (dump_bb_header): Skip gimple debug stmts.
5184 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5185 (fixup_match_2): Likewise.
5186 (regmove_backward_pass): Likewise. Simplify combined
5187 replacement. Handle debug insns.
5188 * function.c (instantiate_virtual_regs): Handle debug insns.
5189 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5190 * print-rtl.h: Include cselib.h.
5191 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5192 * df.h (df_inns_rescan_debug_internal): Declare.
5193 * gcse.c (alloc_hash_table): Estimate n_insns.
5194 (cprop_insn): Don't regard debug insns as changes.
5195 (bypass_conditional_jumps): Skip debug insns.
5196 (one_pre_gcse_pass): Adjust.
5197 (one_code_hoisting_pass): Likewise.
5198 (compute_ld_motion_mems): Skip debug insns.
5199 (one_cprop_pass): Adjust.
5200 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5201 (if_convertible_stmt_p): Handle debug stmts.
5202 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5203 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5204 * ira-build.c (create_bb_allocnos): Skip debug insns.
5205 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5206 (has_single_use): Likewise.
5207 (single_imm_use): Likewise.
5208 (num_imm_uses): Likewise.
5209 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5210 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5211 (create_outofssa_var_map): Likewise.
5212 * lower-subreg.c (adjust_decomposed_uses): New.
5213 (resolve_debug): New.
5214 (decompose_multiword_subregs): Use it.
5215 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5216 * emit-rtl.c: Include params.h.
5217 (cur_debug_insn_uid): Define.
5218 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5219 (copy_rtx_if_shared_1): Handle debug insns.
5220 (reset_used_flags): Likewise.
5221 (set_used_flags): LIkewise.
5222 (get_max_insn_count): New.
5223 (next_nondebug_insn): New.
5224 (prev_nondebug_insn): New.
5225 (make_debug_insn_raw): New.
5226 (emit_insn_before_noloc): Handle debug insns.
5227 (emit_jump_insn_before_noloc): Likewise.
5228 (emit_call_insn_before_noloc): Likewise.
5229 (emit_debug_insn_before_noloc): New.
5230 (emit_insn_after_noloc): Handle debug insns.
5231 (emit_jump_insn_after_noloc): Likewise.
5232 (emit_call_insn_after_noloc): Likewise.
5233 (emit_debug_insn_after_noloc): Likewise.
5234 (emit_insn_after): Take loc from earlier non-debug insn.
5235 (emit_jump_insn_after): Likewise.
5236 (emit_call_insn_after): Likewise.
5237 (emit_debug_insn_after_setloc): New.
5238 (emit_debug_insn_after): New.
5239 (emit_insn_before): Take loc from later non-debug insn.
5240 (emit_jump_insn_before): Likewise.
5241 (emit_call_insn_before): Likewise.
5242 (emit_debug_insn_before_setloc): New.
5243 (emit_debug_insn_before): New.
5244 (emit_insn): Handle debug insns.
5245 (emit_debug_insn): New.
5246 (emit_jump_insn): Handle debug insns.
5247 (emit_call_insn): Likewise.
5249 (init_emit): Take min-nondebug-insn-uid into account.
5250 Initialize cur_debug_insn_uid.
5251 (emit_copy_of_insn_after): Handle debug insns.
5252 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5253 location of single rhs in place.
5254 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5255 (floor_sdiv_adjust): New.
5256 (cell_sdiv_adjust): New.
5257 (cell_udiv_adjust): New.
5258 (round_sdiv_adjust): New.
5259 (round_udiv_adjust): New.
5260 (wrap_constant): Moved from cselib.
5261 (unwrap_constant): New.
5262 (expand_debug_expr): New.
5263 (expand_debug_locations): New.
5264 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5266 (gimple_expand_cfg): Expand debug locations.
5267 * cselib.c: Include tree-pass.h.
5268 (struct expand_value_data): New.
5269 (cselib_record_sets_hook): New.
5270 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5271 (cselib_clear_table): Move, and implemnet in terms of...
5272 (cselib_reset_table_with_next_value): ... this.
5273 (cselib_get_next_unknown_value): New.
5274 (discard_useless_locs): Don't discard preserved values.
5275 (cselib_preserve_value): New.
5276 (cselib_preserved_value_p): New.
5277 (cselib_preserve_definitely): New.
5278 (cselib_clear_preserve): New.
5279 (cselib_preserve_only_values): New.
5280 (new_cselib_val): Take rtx argument. Dump it in details.
5281 (cselib_lookup_mem): Adjust.
5282 (expand_loc): Take regs_active in struct. Adjust. Silence
5283 dumps unless details are requested.
5284 (cselib_expand_value_rtx_cb): New.
5285 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5286 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5287 without details. Copy more subregs. Try to resolve values
5288 using a callback. Wrap constants.
5289 (cselib_subst_to_values): Adjust.
5290 (cselib_log_lookup): New.
5291 (cselib_lookup): Call it.
5292 (cselib_invalidate_regno): Don't count preserved values as useless.
5293 (cselib_invalidate_mem): Likewise.
5294 (cselib_record_set): Likewise.
5295 (struct set): Renamed to cselib_set, moved to cselib.h.
5296 (cselib_record_sets): Adjust. Call hook.
5297 (cselib_process_insn): Reset table when it would be cleared.
5298 (dump_cselib_val): New.
5299 (dump_cselib_table): New.
5300 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5301 (remove_forwarder_block): Support moving debug stmts.
5302 * cselib.h (cselib_record_sets_hook): Declare.
5303 (cselib_expand_callback): New type.
5304 (cselib_expand_value_rtx_cb): Declare.
5305 (cselib_reset_table_with_next_value): Declare.
5306 (cselib_get_next_unknown_value): Declare.
5307 (cselib_preserve_value): Declare.
5308 (cselib_preserved_value_p): Declare.
5309 (cselib_preserve_only_values): Declare.
5310 (dump_cselib_table): Declare.
5311 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5312 (try_crossjump_to_edge): Likewise.
5313 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5314 dominated blocks when debug stmts are present.
5315 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5316 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5317 (set_var_live_on_entry): Likewise.
5318 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5319 * cfglayout.c (curr_location, last_location): Make static.
5320 (set_curr_insn_source_location): Don't avoid bouncing.
5321 (get_curr_insn_source_location): New.
5322 (get_curr_insn_block): New.
5323 (duplicate_insn_chain): Handle debug insns.
5324 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5326 * common.opt (fcompare-debug): Move to sort order.
5327 (fdump-unnumbered-links): Likewise.
5328 (fvar-tracking-assignments): New.
5329 (fvar-tracking-assignments-toggle): New.
5330 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5331 because of debug stmts.
5332 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5333 (eliminate_unnecessary_stmts): Walk dominated blocks before
5335 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5336 * ira.c (memref_used_between_p): Skip debug insns.
5337 (update_equiv_regs): Likewise.
5338 * sched-deps.c (sd_lists_size): Accept empty list.
5339 (sd_init_insn): Mark debug insns.
5340 (sd_finish_insn): Unmark them.
5341 (sd_add_dep): Reject non-debug deps on debug insns.
5342 (fixup_sched_groups): Give debug insns group treatment.
5344 (sched_analyze_reg): Don't mark debug insns for sched before call.
5345 (sched_analyze_2): Handle debug insns.
5346 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5348 (deps_analyze_insn): Handle debug insns.
5349 (deps_start_bb): Skip debug insns.
5350 (init_deps): Initialize last_debug_insn.
5351 * tree-ssa.c (target_for_debug_bind): New.
5352 (find_released_ssa_name): New.
5353 (propagate_var_def_into_debug_stmts): New.
5354 (propagate_defs_into_debug_stmts): New.
5355 (verify_ssa): Skip debug bind stmts without values.
5356 (warn_uninialized_vars): Skip debug stmts.
5357 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5358 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5359 (rtx_equal_p): Likewise.
5360 * ira-costs.c (scan_one_insn): Skip debug insns.
5361 (process_bb_node_for_hard_reg_moves): Likewise.
5362 * rtl.h (DEBUG_INSN_P): New.
5363 (NONDEBUG_INSN_P): New.
5364 (MAY_HAVE_DEBUG_INSNS): New.
5365 (INSN_P): Accept debug insns.
5366 (RTX_FRAME_RELATED_P): Likewise.
5367 (INSN_DELETED_P): Likewise
5368 (PAT_VAR_LOCATION_DECL): New.
5369 (PAT_VAR_LOCATION_LOC): New.
5370 (PAT_VAR_OCATION_STATUS): New.
5371 (NOTE_VAR_LOCATION_DECL): Reimplement.
5372 (NOTE_VAR_LOCATION_LOC): Likewise.
5373 (NOTE_VAR_LOCATION_STATUS): Likewise.
5374 (INSN_VAR_LOCATION): New.
5375 (INSN_VAR_LOCATION_DECL): New.
5376 (INSN_VAR_LOCATION_LOC): New.
5377 (INSN_VAR_LOCATION_STATUS): New.
5378 (gen_rtx_UNKNOWN_VAR_LOC): New.
5379 (VAR_LOC_UNKNOWN_P): New.
5380 (NOTE_DURING_CALL_P): New.
5381 (SCHED_GROUP_P): Accept debug insns.
5382 (emit_debug_insn_before): Declare.
5383 (emit_debug_insn_before_noloc): Declare.
5384 (emit_debug_insn_beore_setloc): Declare.
5385 (emit_debug_insn_after): Declare.
5386 (emit_debug_insn_after_noloc): Declare.
5387 (emit_debug_insn_after_setloc): Declare.
5388 (emit_debug_insn): Declare.
5389 (make_debug_insn_raw): Declare.
5390 (prev_nondebug_insn): Declare.
5391 (next_nondebug_insn): Declare.
5392 (delegitimize_mem_from_attrs): Declare.
5393 (get_max_insn_count): Declare.
5394 (wrap_constant): Declare.
5395 (unwrap_constant): Declare.
5396 (get_curr_insn_source_location): Declare.
5397 (get_curr_insn_block): Declare.
5398 * tree-inline.c (insert_debug_decl_map): New.
5399 (processing_debug_stmt): New.
5400 (remap_decl): Don't create new mappings in debug stmts.
5401 (remap_gimple_op_r): Don't add references in debug stmts.
5402 (copy_tree_body_r): Likewise.
5403 (remap_gimple_stmt): Handle debug bind stmts.
5404 (copy_bb): Skip debug stmts.
5405 (copy_edges_for_bb): Likewise.
5406 (copy_debug_stmt): New.
5407 (copy_debug_stmts): New.
5408 (copy_body): Copy debug stmts at the end.
5409 (insert_init_debug_bind): New.
5410 (insert_init_stmt): Take id. Skip and emit debug stmts.
5411 (setup_one_parameter): Remap variable earlier, register debug mapping.
5412 (estimate_num_insns): Skip debug stmts.
5413 (expand_call_inline): Preserve debug_map.
5414 (optimize_inline_calls): Check for no debug_stmts left-overs.
5415 (unsave_expr_now): Preserve debug_map.
5416 (copy_gimple_seq_and_replace_locals): Likewise.
5417 (tree_function_versioning): Check for no debug_stmts left-overs.
5418 Init and destroy debug_map as needed. Split edges unconditionally.
5419 (build_duplicate_type): Init and destroy debug_map as needed.
5420 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5421 (struct copy_body_data): Add debug_stmts and debug_map.
5422 * sched-int.h (struct ready_list): Add n_debug.
5423 (struct deps): Add last_debug_insn.
5424 (DEBUG_INSN_SCHED_P): New.
5425 (BOUNDARY_DEBUG_INSN_P): New.
5426 (SCHEDULE_DEBUG_INSN_P): New.
5427 (sd_iterator_cond): Accept empty list.
5428 * combine.c (create_log_links): Skip debug insns.
5429 (combine_instructions): Likewise.
5430 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5431 return value is always unshared.
5432 (struct rtx_subst_pair): New.
5433 (auto_adjust_pair): New.
5434 (propagate_for_debug_subst): New.
5435 (propagate_for_debug): New.
5436 (try_combine): Skip debug insns. Propagate removed defs into
5438 (next_nonnote_nondebug_insn): New.
5439 (distribute_notes): Use it. Skip debug insns.
5440 (distribute_links): Skip debug insns.
5441 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5442 * resource.c (mark_target_live_regs): Likewise.
5443 * var-tracking.c: Include cselib.h and target.h.
5444 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5446 (micro_operation_type_name): New.
5447 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5448 (struct micro_operation_def): Update comments.
5449 (decl_or_value): New type. Use instead of decls.
5450 (struct emit_note_data_def): Add vars.
5451 (struct attrs_def): Use decl_or_value.
5452 (struct variable_tracking_info_def): Add permp, flooded.
5453 (struct location_chain_def): Update comment.
5454 (struct variable_part_def): Use decl_or_value.
5455 (struct variable_def): Make var_part a variable length array.
5457 (scratch_regs): New.
5458 (cselib_hook_called): New.
5459 (dv_is_decl_p): New.
5460 (dv_is_value_p): New.
5463 (dv_as_opaque): New.
5464 (dv_onepart_p): New.
5466 (IS_DECL_CODE): New.
5467 (check_value_is_not_decl): New.
5468 (dv_from_decl): New.
5469 (dv_from_value): New.
5470 (dv_htab_hash): New.
5471 (variable_htab_hash): Use it.
5472 (variable_htab_eq): Support values.
5473 (variable_htab_free): Free from the right pool.
5474 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5475 (attrs_list_union): Adjust.
5476 (attrs_list_mpdv_union): New.
5477 (tie_break_pointers): New.
5478 (canon_value_cmp): New.
5479 (unshare_variable): Return possibly-modified slot.
5480 (vars_copy_1): Adjust.
5481 (var_reg_decl_set): Adjust. Split out of...
5482 (var_reg_set): ... this.
5483 (get_init_value): Adjust.
5484 (var_reg_delete_and_set): Adjust.
5485 (var_reg_delete): Adjust.
5486 (var_regno_delete): Adjust.
5487 (var_mem_decl_set): Split out of...
5488 (var_mem_set): ... this.
5489 (var_mem_delete_and_set): Adjust.
5490 (var_mem_delete): Adjust.
5494 (variable_union): Adjust. Speed up merge of 1-part vars.
5495 (variable_canonicalize): Use unshared slot.
5496 (VALUED_RECURSED_INTO): New.
5497 (find_loc_in_1pdv): New.
5498 (struct dfset_merge): New.
5499 (insert_into_intersection): New.
5500 (intersect_loc_chains): New.
5502 (canonicalize_loc_order_check): New.
5503 (canonicalize_values_mark): New.
5504 (canonicalize_values_star): New.
5505 (variable_merge_over_cur): New.
5506 (variable_merge_over_src): New.
5507 (dataflow_set_merge): New.
5508 (dataflow_set_equiv_regs): New.
5509 (remove_duplicate_values): New.
5510 (struct dfset_post_merge): New.
5511 (variable_post_merge_new_vals): New.
5512 (variable_post_merge_perm_vals): New.
5513 (dataflow_post_merge_adjust): New.
5514 (find_mem_expr_in_1pdv): New.
5515 (dataflow_set_preserve_mem_locs): New.
5516 (dataflow_set_remove_mem_locs): New.
5517 (dataflow_set_clear_at_call): New.
5518 (onepart_variable_different_p): New.
5519 (variable_different_p): Use it.
5520 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5521 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5523 (track_loc_p): Pass it true.
5524 (struct count_use_info): New.
5525 (find_use_val): New.
5526 (replace_expr_with_values): New.
5528 (use_type): New, partially split out of...
5529 (count_uses): ... this. Count new micro-ops.
5530 (count_uses_1): Adjust.
5531 (count_stores): Adjust.
5532 (count_with_sets): New.
5533 (VAL_NEEDS_RESOLUTION): New.
5534 (VAL_HOLDS_TRACK_EXPR): New.
5535 (VAL_EXPR_IS_COPIED): New.
5536 (VAL_EXPR_IS_CLOBBERED): New.
5537 (add_uses): Adjust. Generate new micro-ops.
5538 (add_uses_1): Adjust.
5539 (add_stores): Generate new micro-ops.
5540 (add_with_sets): New.
5541 (find_src_status): Adjust.
5542 (find_src_set_src): Adjust.
5543 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5544 Handle new micro-ops. Canonicalize value equivalances.
5545 (vt_find_locations): Compute total size of hash tables for
5546 dumping. Perform merge for var-tracking-assignments. Don't
5547 disregard single-block loops.
5548 (dump_attrs_list): Handle decl_or_value.
5549 (dump_variable): Take variable. Deal with decl_or_value.
5550 (dump_variable_slot): New.
5551 (dump_vars): Use it.
5552 (dump_dataflow_sets): Adjust.
5553 (set_slot_part): New, extended to support one-part variables
5554 after splitting out of...
5555 (set_variable_part): ... this.
5556 (clobber_slot_part): New, split out of...
5557 (clobber_variable_part): ... this.
5558 (delete_slot_part): New, split out of...
5559 (delete_variable_part): .... this.
5560 (check_wrap_constant): New.
5561 (vt_expand_loc_callback): New.
5562 (vt_expand_loc): New.
5563 (emit_note_insn_var_location): Adjust. Handle values. Handle
5564 EMIT_NOTE_AFTER_CALL_INSN.
5565 (emit_notes_for_differences_1): Adjust. Handle values.
5566 (emit_notes_for_differences_2): Likewise.
5567 (emit_notes_for_differences): Adjust.
5568 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5569 Adjust. Handle new micro-ops.
5570 (vt_add_function_parameters): Adjust. Create and bind values.
5571 (vt_initialize): Adjust. Initialize scratch_regs and
5572 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5573 operations. Move some code to count_with_sets and add_with_sets.
5574 (delete_debug_insns): New.
5575 (vt_debug_insns_local): New.
5576 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5578 (var_tracking_main): If var-tracking-assignments is enabled
5579 but var-tracking isn't, delete debug insns and leave. Likewise
5580 if we exceed limits or fail the stack adjustments tests, and
5581 after all var-tracking processing.
5582 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5583 (dataflow_set): Add traversed_vars.
5584 (value_chain, const_value_chain): New typedefs.
5585 (value_chain_pool, value_chains): New variables.
5586 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5587 add_value_chains, add_cselib_value_chains, remove_value_chain,
5588 remove_value_chains, remove_cselib_value_chains): New functions.
5589 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5590 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5592 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5593 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5594 (dst_can_be_shared): New variable.
5595 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5596 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5597 different from set->vars, look up slot again instead of using the
5599 (dataflow_set_init): Initialize traversed_vars.
5600 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5601 lookup if set->vars is shared. Don't keep slot cleared before
5602 calling unshare_variable. Unshare set->vars if needed. Adjust
5603 unshare_variable callers. Clear dst_can_be_shared if needed.
5604 Even ->refcount == 1 vars must be unshared if set->vars is shared
5605 and var needs to be modified.
5606 (dataflow_set_union): Set traversed_vars during canonicalization.
5607 (VALUE_CHANGED, DECL_CHANGED): Define.
5608 (set_dv_changed, dv_changed_p): New static inlines.
5609 (track_expr_p): Clear DECL_CHANGED.
5610 (dump_dataflow_sets): Set it.
5611 (variable_was_changed): Call set_dv_changed.
5612 (emit_note_insn_var_location): Likewise.
5613 (changed_variables_stack): New variable.
5614 (check_changed_vars_1, check_changed_vars_2): New functions.
5615 (emit_notes_for_changes): Do nothing if changed_variables is
5616 empty. Traverse changed_variables with check_changed_vars_1,
5617 call check_changed_vars_2 on each changed_variables_stack entry.
5618 (emit_notes_in_bb): Add SET argument. Just clear it at the
5619 beginning, use it instead of local &set, don't destroy it at the end.
5620 (vt_emit_notes): Call dataflow_set_clear early on all
5621 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5622 computed set, dataflow_set_clear also VTI(bb)->in when we are
5623 done with the basic block. Initialize changed_variables_stack,
5624 free it afterwards. If ENABLE_CHECKING verify that after noting
5625 differences to an empty set value_chains hash table is empty.
5626 (vt_initialize): Initialize value_chains and value_chain_pool.
5627 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5628 (variable_tracking_main): Call dump_dataflow_sets before calling
5629 vt_emit_notes, not after it.
5630 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5631 (propagate_var_def_into_debug_stmts): Declare.
5632 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5633 (df_set_note): Reject debug insns.
5634 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5635 add notes to debug insns.
5636 (df_note_bb_compute): Adjust. Likewise.
5637 (df_simulate_uses): Skip debug insns.
5638 (df_simulate_initialize_backwards): Likewise.
5639 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5640 (subst_stack_regs_pat): Reject debug insns.
5641 (convert_regs_1): Handle debug insns.
5642 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5643 (print-rtl.o): Depend on cselib.h.
5644 (cselib.o): Depend on TREE_PASS_H.
5645 (var-tracking.o): Depend on cselib.h and TARGET_H.
5646 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5647 (init_ready_list): Skip boundary debug insns.
5648 (add_branch_dependences): Skip debug insns.
5649 (free_block_dependencies): Check for blocks with only debug insns.
5650 (compute_priorities): Likewise.
5651 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5652 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5654 (gimple_build_debug_bind_stat): New.
5655 (empty_body_p): Skip debug stmts.
5656 (gimple_has_side_effects): Likewise.
5657 (gimple_rhs_has_side_effects): Likewise.
5658 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5659 (gimple_build_debug_bind_stat): Declare.
5660 (gimple_build_debug_bind): Define.
5661 (is_gimple_debug): New.
5662 (gimple_debug_bind_p): New.
5663 (gimple_debug_bind_get_var): New.
5664 (gimple_debug_bind_get_value): New.
5665 (gimple_debug_bind_get_value_ptr): New.
5666 (gimple_debug_bind_set_var): New.
5667 (gimple_debug_bind_set_value): New.
5668 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5669 (gimple_debug_bind_reset_value): New.
5670 (gimple_debug_bind_has_value_p): New.
5671 (gsi_next_nondebug): New.
5672 (gsi_prev_nondebug): New.
5673 (gsi_start_nondebug_bb): New.
5674 (gsi_last_nondebug_bb): New.
5675 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5676 (print_insn): Handle DEBUG_INSN.
5677 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5678 of first insn prevail.
5679 (first_stmt): Skip debug stmts.
5680 (first_non_label_stmt): Likewise.
5681 (last_stmt): Likewise.
5682 (has_zero_uses_1): New.
5683 (single_imm_use_1): New.
5684 (verify_gimple_debug): New.
5685 (verify_types_in_gimple_stmt): Handle debug stmts.
5686 (verify_stmt): Likewise.
5687 (debug_loop_num): Skip debug stmts.
5688 (remove_edge_and_dominated_blocks): Remove dominators last.
5689 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5690 (linearize_expr): Likewise.
5691 * config/i386/i386.c (ix86_delegitimize_address): Call
5692 default implementation.
5693 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5694 (group_barrier_needed): Skip debug insns.
5695 (emit_insn_group_barriers): Likewise.
5696 (emit_all_insn_group_barriers): Likewise.
5697 (ia64_variable_issue): Handle debug insns.
5698 (ia64_dfa_new_cycle): Likewise.
5699 (final_emit_insn_group_barriers): Skip debug insns.
5700 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5701 def cfa without frame.
5702 (process_set): Likewise.
5703 (process_for_unwind_directive): Pass frame on.
5704 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5705 (rs6000_delegitimize_address): New.
5706 (rs6000_debug_adjust_cost): Handle debug insns.
5707 (is_microcoded_insn): Likewise.
5708 (is_cracked_insn): Likewise.
5709 (is_nonpipeline_insn): Likewise.
5710 (insn_must_be_first_in_group): Likewise.
5711 (insn_must_be_last_in_group): Likewise.
5712 (force_new_group): Likewise.
5713 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5714 contains only debug insns.
5715 (rtl_merge_blocks): Skip debug insns.
5716 (purge_dead_edges): Likewise.
5717 (rtl_block_ends_with_call_p): Skip debug insns.
5718 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5719 (mark_reg_dependencies): Skip debug insns.
5720 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5721 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5722 * tree-ssa-threadedge.c
5723 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5724 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5725 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5726 (copyprop_hardreg_forward_1): Handle debug insns.
5727 * reload1.c (reload): Skip debug insns. Replace unassigned
5728 pseudos in debug insns with their equivalences.
5729 (eliminate_regs_in_insn): Skip debug insns.
5730 (emit_input_reload_insns): Skip debug insns at first, adjust
5732 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5733 (get_indirect_ref_operands): Pass opf_no_vops on.
5734 (get_expr_operands): Likewise. Skip debug stmts.
5735 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5737 2009-09-01 Richard Henderson <rth@redhat.com>
5739 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5740 stmt_ends_pp_p statements at least once.
5741 * tree-vrp.c (vrp_initialize): Likewise.
5742 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5744 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5747 Fix AIX bootstrap after PR debug/30161
5748 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5749 that is a GNU extension.
5750 (tmpl_value_parm_die_table): Move the definition of this global
5751 outside #ifdef DWARF2_DEBUGGING_INFO region.
5753 2009-09-01 Richard Guenther <rguenther@suse.de>
5755 * tree.c (tree_expr_size): New function.
5756 * tree.h (tree_expr_size): Declare.
5757 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5758 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5759 * langhooks.c (lhd_expr_size): Remove.
5760 * langhooks.h (struct lang_hooks): Remove expr_size.
5761 * explow.c (expr_size): Use tree_expr_size.
5762 (int_expr_size): Likewise.
5763 * langhooks-def.h (lhd_expr_size): Remove.
5764 (LANG_HOOKS_EXPR_SIZE): Likewise.
5765 (LANG_HOOKS_INITIALIZER): Adjust.
5767 2009-09-01 Richard Guenther <rguenther@suse.de>
5769 * tree-flow.h (mark_addressable): Move declaration ...
5770 * tree.h (mark_addressable): ... here.
5771 * stmt.c (expand_asm_operands): Use mark_addressable, not
5772 lang_hooks.mark_addressable.
5773 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5774 LANG_HOOKS_MARK_ADDRESSABLE.
5775 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5776 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5778 2009-08-31 Chris Demetriou <cgd@google.com>
5780 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5781 vectorize if not TARGET_SSE2.
5783 2009-08-31 DJ Delorie <dj@redhat.com>
5785 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5786 registers if no coprocessor is enabled.
5788 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5791 * cgraph.h (cgraph_get_node): Declare ...
5792 * cgraph.c (cgraph_get_node): ... new function.
5793 * dwarf2out.c (gen_generic_params_dies,
5794 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5795 make_ith_pack_parameter_name,
5796 append_entry_to_tmpl_value_parm_die_table,
5797 gen_remaining_tmpl_value_param_die_attribute): New functions.
5798 (gen_subprogram_die): Generate debug info for template parameters
5799 if debug info level is higher than DINFO_LEVEL_TERSE.
5800 Use tree_add_const_value_attribute_for_decl instead of
5801 tree_add_const_value_attribute.
5802 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5803 instead of tree_add_const_value_attribute.
5804 (gen_struct_or_union_type_die): Generate debug
5805 info for template parameters if debug info level is higher than
5807 (tree_add_const_value_attribute): Handle integral and pointer
5808 constants. Update comment.
5809 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5810 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5811 (reference_to_unused): Fix thinko. Remove redundant predicates from
5813 (tree_add_const_value_attribute): Make this work for constant
5815 tree_add_const_value_attribute_for_decl is to be used for variable
5817 (add_location_or_const_value_attribute): Use
5818 tree_add_const_value_attribute_for_decl now.
5819 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5820 DW_TAG_template_value_param DIEs after function DIEs have been
5822 * langhooks.h (lang_hooks_for_types): Add
5823 get_argument_pack_elems.
5824 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5825 (lang_hooks): Added get_innermost_generic_parms,
5826 get_innermost_generic_args.
5827 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5828 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5829 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5830 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5832 2009-08-31 DJ Delorie <dj@redhat.com>
5834 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5835 it once we start generating the prologue or epilogue.
5836 (mep_call_saves_register): If the frame is locked, re-use
5838 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5839 (mep_expand_prologue): Call it.
5840 (mep_expand_epilogue): Likewise.
5841 (mep_start_function): Use the same logic as mep_expand_prologue.
5842 (mep_pass_by_reference): Make logic more readable.
5843 (mep_return_in_memory): Zero-sized objects are passed in memory.
5844 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5846 2009-08-31 Richard Guenther <rguenther@suse.de>
5848 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5849 to query if the memory regions for memmove overlap.
5850 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5851 asserts on pointers, instead deal with odd trees.
5852 (ptr_derefs_may_alias_p): Likewise.
5853 (refs_may_alias_p_1): Constructor bases also never alias.
5855 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5857 * doc/install.texi (Final install): Adjust reference on where to
5858 order printed manuals.
5860 2009-08-30 Olivier Hainque <hainque@adacore.com>
5862 * dwarf2out.c (switch_to_frame_table_section): Move
5863 definition prior to first use.
5865 2009-08-30 Richard Guenther <rguenther@suse.de>
5867 PR tree-optimization/41186
5868 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5869 (ao_ref_init_from_ptr_and_size): New function.
5870 (ref_maybe_used_by_call_p_1): Be more precise tracking
5871 used ranges for builtin functions.
5872 (ref_maybe_used_by_call_p): Adjust.
5873 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5874 ranges for builtin functions.
5875 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5877 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5880 * fwprop.c (get_reg_use_in): Delete.
5881 (free_load_extend): New function.
5882 (forward_propagate_subreg): Use it.
5884 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5886 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5888 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5891 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5894 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5896 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5897 fini or fini_array section.
5899 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5901 * graphite-dependences.c (graphite_legal_transform_bb): Call
5902 pbb_remove_duplicate_pdrs.
5903 * graphite-poly.c (can_collapse_pdr): Removed.
5904 (pdr_find_duplicate): Removed.
5905 (can_collapse_pdrs): New.
5906 (pbb_remove_duplicate_pdrs): New.
5907 (new_poly_dr): Do not look for duplicates.
5908 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5909 (PBB_PDR_DUPLICATES_REMOVED): New.
5910 (pbb_remove_duplicate_pdrs): Declared.
5912 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5914 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5915 the strides by multiplying by PDR_NB_REFS.
5916 * graphite-poly.c (can_collapse_pdr): New.
5917 (pdr_find_duplicate): New.
5918 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5919 Initialize PDR_NB_REFS.
5920 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5922 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5924 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5927 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5930 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5932 * graphite-dependences.c (pddr_original_scattering): Return NULL
5933 for read-read dependence relations.
5934 * graphite-poly.h (enum poly_dr_type): Fix comment.
5937 (pdr_may_write_p): New.
5939 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5941 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5942 (struct poly_dr): Same.
5943 (new_poly_dr): Same.
5944 * graphite-poly.c (new_poly_dr): Same.
5945 * graphite-dependences.c (dot_deps): Disable call to system.
5947 2009-08-28 Cary Coutant <ccoutant@google.com>
5950 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5951 struct/union/enum types local to a function.
5953 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5954 Sebastian Pop <sebastian.pop@amd.com>
5956 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5957 pbb_strip_mine_time_depth. Changed the implementation so that
5958 transformation is expressed as a transformation on
5959 time (scatttering) dimensions. Also, ensures that the 2d+1
5960 scheduling format is preserved.
5961 (pbb_strip_mine_profitable_p): Profitability is based on the
5962 iteration number of a given time (scattering) dimension,
5963 and not on a original loop depth dimension.
5964 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5965 (pbb_do_strip_mine): Call psct_dynamic_dim.
5966 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5967 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5968 (pbb_nb_dynamic_scattering_transform): New.
5969 (psct_dynamic_dim): New.
5971 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5973 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5974 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5975 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5976 * graphite-interchange.c (build_linearized_memory_access): Same.
5977 (memory_stride_in_loop): Same.
5979 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5981 * graphite-dependences.c (pddr_original_scattering): New.
5982 (graphite_legal_transform_dr): Call pddr_original_scattering.
5985 * graphite-dependences.h (dot_deps): Declared.
5986 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5987 (print_pdr): Print PDR_ID.
5988 * graphite-poly.h (struct poly_dr): Add field id.
5991 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5993 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5995 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5996 not delete the original dependence relation.
5998 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6000 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6001 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6002 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6003 (free_poly_ddr): New.
6004 (pddr_is_empty): New.
6005 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6006 (dependence_polyhedron): Same. Remove useless gcc_assert.
6008 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6009 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6010 * graphite-dependences.h (enum poly_dependence_kind): New.
6011 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6012 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6013 (PDRP_SINK): Renamed PDDR_SINK.
6014 (PDRP_DDP): Renamed PDDR_DDP.
6016 (free_poly_ddr): Declared.
6017 * graphite-poly.c (new_scop): Use the new hash function names.
6018 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6019 into original_pddrs.
6020 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6022 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6024 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6025 bounds with LT_EXPR to make niter analysis more precise on code
6026 generated by Graphite.
6028 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6030 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6031 (graphite_legal_transform_bb): Same.
6032 (poly_drs_may_alias_p): Same.
6034 2009-08-28 Richard Guenther <rguenther@suse.de>
6036 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6038 2009-08-28 Jan Beulich <jbeulich@novell.com>
6040 * config/i386/netware.c: Include langhooks.h.
6041 (i386_nlm_encode_section_info): Simplify.
6042 (netware_override_options): Delete.
6043 * config/i386/netware.h (netware_override_options): Delete
6045 (OVERRIDE_OPTIONS): Delete definition.
6046 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6047 (ASM_COMMENT_START): Define.
6048 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6050 2009-08-28 Jan Beulich <jbeulich@novell.com>
6052 * configure.ac: For in-tree ld, do a plain version check to
6053 determine whether comdat groups are supported.
6054 * configure: Regenerate.
6056 2009-08-28 Olivier Hainque <hainque@adacore.com>
6058 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6059 always defined. Reflect definition or absence of such for
6060 COLLECT_EXPORT_LIST. Readability helper.
6061 (scanfilter): New enum, to help control what symbols
6062 are to be considered or ignored by scan_prog_file.
6063 (enum pass): Rename as "scanpass", moved together with scanfilter
6064 prior to scan_prog_file's prototype.
6065 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6066 Group prototype with the scanpass/scanfilter definitions, factorize
6067 head comments for the several implementations at the prototype.
6068 (main): Reorganize the first pass link control to let AIX
6069 drag only the needed frame tables in executables. Prevent
6070 frame tables collection during the scan aimed at static ctors.
6071 Pre-link and scan for frame tables later to compensate.
6072 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6073 A C statement to issue assembly directives that create a reference
6074 to the given DWARF table identifier label from the current function
6076 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6077 to differentiate first time section entry. Only emit a .data
6078 tables start identifier label the first time around.
6079 (switch_to_frame_table_section): New function. Helper for
6080 output_call_frame_info to switch possibly BACK into the eh_frame
6081 or the debug_frame section depending on FOR_EH.
6082 (output_call_frame_info): Use helper to first enter the proper
6084 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6085 emit a link to the frame table start label from each function
6087 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6088 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6089 * config/rs6000/rs6000-protos.h: Declare it.
6090 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6092 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6094 * config/sh/sh.c (split_branches): Check the result of
6097 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6099 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6100 using -pthread -fopenmp
6102 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6104 * doc/service.texi (service directory): Update URL.
6106 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6108 PR rtl-optimization/40861
6109 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6110 extract word from a multi-word subreg for negative byte positions.
6112 2009-08-27 Tristan Gingold <gingold@adacore.com>
6113 Douglas B Rupp <rupp@gnat.com>
6115 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6116 (SECTION_VMS_OVERLAY): Define.
6117 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6119 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6121 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6122 common_object declarations.
6123 (ia64_section_type_flags): Set section flag for common_object.
6124 * config/ia64/ia64-protos.h
6125 (ia64_vms_output_aligned_decl_common): Declare.
6126 (ia64_vms_elf_asm_named_section): Declare.
6128 2009-08-27 Michael Matz <matz@suse.de>
6130 * expr.c (expand_expr_real_2): New function taking exploded
6131 unary or binary expression, split out from ...
6132 (expand_expr_real_1): ... here. Move over all unary/binary
6133 switch parts to above function, in particular these codes:
6134 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6135 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6136 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6137 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6138 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6139 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6140 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6141 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6142 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6143 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6144 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6145 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6146 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6147 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6148 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6149 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6150 VEC_PACK_FIX_TRUNC_EXPR.
6151 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6154 2009-08-27 Richard Guenther <rguenther@suse.de>
6156 * gengtype.c (main): Handle uint64_t.
6157 * ipa-utils.c (get_base_var): Indent properly.
6158 * tree-ssa-live.c (debug_scope_block): New function.
6159 * tree-flow.h (debug_scope_block): Declare.
6160 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6161 * basic-block.h (enum profile_status): Rename to
6162 enum profile_status_d.
6163 (x_profile_status): Adjust type.
6165 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6168 * dwarf2out.c (get_context_die): Declare this static function.
6169 (gen_type_die_with_usage): Make sure a DIE is a generated for
6170 the context of a typedef.
6172 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6174 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6177 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6179 * config/mips/mips-protos.h (mips_output_sync): Declare.
6180 (mips_sync_loop_insns): Likewise.
6181 (mips_output_sync_loop): Replace first two parameters with an rtx.
6182 * config/mips/mips.c (mips_multi_member): New structure.
6183 (mips_multi_members): New variable.
6184 (mips_multi_start): New function.
6185 (mips_multi_add): Likewise.
6186 (mips_multi_add_insn): Likewise.
6187 (mips_multi_add_label): Likewise.
6188 (mips_multi_last_index): Likewise.
6189 (mips_multi_copy_insn): Likewise.
6190 (mips_multi_set_operand): Likewise.
6191 (mips_multi_write): Likewise.
6192 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6193 (mips_init_print_operand_punct): Update accordingly.
6194 (mips_start_ll_sc_sync_block): New function.
6195 (mips_end_ll_sc_sync_block): Likewise.
6196 (mips_output_sync): Likewise.
6197 (mips_sync_insn1_template): Likewise.
6198 (mips_sync_insn2_template): Likewise.
6199 (mips_get_sync_operand): Likewise.
6200 (mips_process_sync_loop): Likewise.
6201 (mips_output_sync_loop): Use mips_process_sync_loop.
6202 (mips_sync_loop_insns): New function.
6203 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6204 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6205 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6206 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6207 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6208 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6209 (MIPS_SYNC_OLD_OP_12): Likewise.
6210 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6211 (MIPS_SYNC_NEW_OP_12): Likewise.
6212 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6213 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6214 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6215 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6216 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6217 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6218 * config/mips/mips.md (sync_mem): New attribute.
6219 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6220 (sync_exclusive_mask, sync_required_oldval): Likewise.
6221 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6222 (sync_release_barrier): Likewise.
6223 (length): Handle sync loops.
6224 (sync): Use mips_output_sync.
6225 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6226 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6227 and use mips_output_sync_loop.
6228 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6229 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6230 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6231 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6232 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6233 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6234 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6235 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6236 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6238 2009-08-26 Richard Guenther <rguenther@suse.de>
6241 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6242 the types to not match.
6243 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6245 * tree-ssa.c (useless_type_conversion_p): Conversions to
6246 pointers to unprototyped functions are useless.
6248 2009-08-26 Richard Guenther <rguenther@suse.de>
6250 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6251 whole-program condition, prepare to be called for non-globals.
6252 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6253 params build a representative with known type and track its fields.
6255 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6257 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6258 clearing by a taken branch.
6259 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6260 effectively after bbro pass.
6261 (sync_nand<mode>): Ditto.
6262 (sync_old_<fetchop_name><mode>): Ditto.
6263 (sync_old_nand<mode>): Ditto.
6264 (sync_new_<fetchop_name><mode>): Dito.
6265 (sync_new_nand<mode>): Ditto.
6266 (sync_compare_and_swap<mode>_1): Ditto.
6267 (*sync_compare_and_swap<mode>): Ditto.
6268 (sync_lock_test_and_set<mode>_1): Ditto.
6269 ("sync_lock_test_and_set<mode>): Ditto.
6271 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6273 * hwint.h (HOST_LONG_FORMAT): New macro
6274 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6275 Use HOST_PTR_PRINTF.
6276 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6277 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6278 (HOST_PTR_PRINTF): Document.
6280 2009-08-25 Jan Hubicka <jh@suse.cz>
6282 * config/i386/bmmintrin.h: Replace by #error.
6285 Michael Meissner <michael.meissner@amd.com>
6286 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6287 Tony Linthicum <tony.linthicum@amd.com>
6289 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6290 (TARGET_ROUND): New macro for the round/ptest instructions which
6291 are shared between SSE4.1 and SSE5.
6292 (OPTION_MASK_ISA_ROUND): Ditto.
6293 (OPTION_ISA_ROUND): Ditto.
6294 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6295 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6297 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6298 (-mfused-madd): New switch to give users control over whether the
6299 compiler optimizes to use the multiply/add SSE5 instructions.
6301 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6302 (ix86_handle_option): Turn off 3dnow if -msse5.
6303 (override_options): Add SSE5 support.
6304 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6306 (ix86_expand_sse_movcc): Add SSE5 support.
6307 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6308 vector type to the next largest size.
6309 (ix86_expand_sse5_pack): New function to use pperm to pack a
6310 vector type to the next smallest size.
6311 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6312 (IX86_BUILTIN_FMADDSD): Ditto.
6313 (IX86_BUILTIN_FMADDPS): Ditto.
6314 (IX86_BUILTIN_FMADDPD): Ditto.
6315 (IX86_BUILTIN_FMSUBSS): Ditto.
6316 (IX86_BUILTIN_FMSUBSD): Ditto.
6317 (IX86_BUILTIN_FMSUBPS): Ditto.
6318 (IX86_BUILTIN_FMSUBPD): Ditto.
6319 (IX86_BUILTIN_FNMADDSS): Ditto.
6320 (IX86_BUILTIN_FNMADDSD): Ditto.
6321 (IX86_BUILTIN_FNMADDPS): Ditto.
6322 (IX86_BUILTIN_FNMADDPD): Ditto.
6323 (IX86_BUILTIN_FNMSUBSS): Ditto.
6324 (IX86_BUILTIN_FNMSUBSD): Ditto.
6325 (IX86_BUILTIN_FNMSUBPS): Ditto.
6326 (IX86_BUILTIN_FNMSUBPD): Ditto.
6327 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6328 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6329 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6330 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6331 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6332 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6333 (IX86_BUILTIN_PPERM): Ditto.
6334 (IX86_BUILTIN_PERMPS): Ditto.
6335 (IX86_BUILTIN_PERMPD): Ditto.
6336 (IX86_BUILTIN_PMACSSWW): Ditto.
6337 (IX86_BUILTIN_PMACSWW): Ditto.
6338 (IX86_BUILTIN_PMACSSWD): Ditto.
6339 (IX86_BUILTIN_PMACSWD): Ditto.
6340 (IX86_BUILTIN_PMACSSDD): Ditto.
6341 (IX86_BUILTIN_PMACSDD): Ditto.
6342 (IX86_BUILTIN_PMACSSDQL): Ditto.
6343 (IX86_BUILTIN_PMACSSDQH): Ditto.
6344 (IX86_BUILTIN_PMACSDQL): Ditto.
6345 (IX86_BUILTIN_PMACSDQH): Ditto.
6346 (IX86_BUILTIN_PMADCSSWD): Ditto.
6347 (IX86_BUILTIN_PMADCSWD): Ditto.
6348 (IX86_BUILTIN_PHADDBW): Ditto.
6349 (IX86_BUILTIN_PHADDBD): Ditto.
6350 (IX86_BUILTIN_PHADDBQ): Ditto.
6351 (IX86_BUILTIN_PHADDWD): Ditto.
6352 (IX86_BUILTIN_PHADDWQ): Ditto.
6353 (IX86_BUILTIN_PHADDDQ): Ditto.
6354 (IX86_BUILTIN_PHADDUBW): Ditto.
6355 (IX86_BUILTIN_PHADDUBD): Ditto.
6356 (IX86_BUILTIN_PHADDUBQ): Ditto.
6357 (IX86_BUILTIN_PHADDUWD): Ditto.
6358 (IX86_BUILTIN_PHADDUWQ): Ditto.
6359 (IX86_BUILTIN_PHADDUDQ): Ditto.
6360 (IX86_BUILTIN_PHSUBBW): Ditto.
6361 (IX86_BUILTIN_PHSUBWD): Ditto.
6362 (IX86_BUILTIN_PHSUBDQ): Ditto.
6363 (IX86_BUILTIN_PROTB): Ditto.
6364 (IX86_BUILTIN_PROTW): Ditto.
6365 (IX86_BUILTIN_PROTD): Ditto.
6366 (IX86_BUILTIN_PROTQ): Ditto.
6367 (IX86_BUILTIN_PROTB_IMM): Ditto.
6368 (IX86_BUILTIN_PROTW_IMM): Ditto.
6369 (IX86_BUILTIN_PROTD_IMM): Ditto.
6370 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6371 (IX86_BUILTIN_PSHLB): Ditto.
6372 (IX86_BUILTIN_PSHLW): Ditto.
6373 (IX86_BUILTIN_PSHLD): Ditto.
6374 (IX86_BUILTIN_PSHLQ): Ditto.
6375 (IX86_BUILTIN_PSHAB): Ditto.
6376 (IX86_BUILTIN_PSHAW): Ditto.
6377 (IX86_BUILTIN_PSHAD): Ditto.
6378 (IX86_BUILTIN_PSHAQ): Ditto.
6379 (IX86_BUILTIN_FRCZSS): Ditto.
6380 (IX86_BUILTIN_FRCZSD): Ditto.
6381 (IX86_BUILTIN_FRCZPS): Ditto.
6382 (IX86_BUILTIN_FRCZPD): Ditto.
6383 (IX86_BUILTIN_CVTPH2PS): Ditto.
6384 (IX86_BUILTIN_CVTPS2PH): Ditto.
6385 (IX86_BUILTIN_COMEQSS): Ditto.
6386 (IX86_BUILTIN_COMNESS): Ditto.
6387 (IX86_BUILTIN_COMLTSS): Ditto.
6388 (IX86_BUILTIN_COMLESS): Ditto.
6389 (IX86_BUILTIN_COMGTSS): Ditto.
6390 (IX86_BUILTIN_COMGESS): Ditto.
6391 (IX86_BUILTIN_COMUEQSS): Ditto.
6392 (IX86_BUILTIN_COMUNESS): Ditto.
6393 (IX86_BUILTIN_COMULTSS): Ditto.
6394 (IX86_BUILTIN_COMULESS): Ditto.
6395 (IX86_BUILTIN_COMUGTSS): Ditto.
6396 (IX86_BUILTIN_COMUGESS): Ditto.
6397 (IX86_BUILTIN_COMORDSS): Ditto.
6398 (IX86_BUILTIN_COMUNORDSS): Ditto.
6399 (IX86_BUILTIN_COMFALSESS): Ditto.
6400 (IX86_BUILTIN_COMTRUESS): Ditto.
6401 (IX86_BUILTIN_COMEQSD): Ditto.
6402 (IX86_BUILTIN_COMNESD): Ditto.
6403 (IX86_BUILTIN_COMLTSD): Ditto.
6404 (IX86_BUILTIN_COMLESD): Ditto.
6405 (IX86_BUILTIN_COMGTSD): Ditto.
6406 (IX86_BUILTIN_COMGESD): Ditto.
6407 (IX86_BUILTIN_COMUEQSD): Ditto.
6408 (IX86_BUILTIN_COMUNESD): Ditto.
6409 (IX86_BUILTIN_COMULTSD): Ditto.
6410 (IX86_BUILTIN_COMULESD): Ditto.
6411 (IX86_BUILTIN_COMUGTSD): Ditto.
6412 (IX86_BUILTIN_COMUGESD): Ditto.
6413 (IX86_BUILTIN_COMORDSD): Ditto.
6414 (IX86_BUILTIN_COMUNORDSD): Ditto.
6415 (IX86_BUILTIN_COMFALSESD): Ditto.
6416 (IX86_BUILTIN_COMTRUESD): Ditto.
6417 (IX86_BUILTIN_COMEQPS): Ditto.
6418 (IX86_BUILTIN_COMNEPS): Ditto.
6419 (IX86_BUILTIN_COMLTPS): Ditto.
6420 (IX86_BUILTIN_COMLEPS): Ditto.
6421 (IX86_BUILTIN_COMGTPS): Ditto.
6422 (IX86_BUILTIN_COMGEPS): Ditto.
6423 (IX86_BUILTIN_COMUEQPS): Ditto.
6424 (IX86_BUILTIN_COMUNEPS): Ditto.
6425 (IX86_BUILTIN_COMULTPS): Ditto.
6426 (IX86_BUILTIN_COMULEPS): Ditto.
6427 (IX86_BUILTIN_COMUGTPS): Ditto.
6428 (IX86_BUILTIN_COMUGEPS): Ditto.
6429 (IX86_BUILTIN_COMORDPS): Ditto.
6430 (IX86_BUILTIN_COMUNORDPS): Ditto.
6431 (IX86_BUILTIN_COMFALSEPS): Ditto.
6432 (IX86_BUILTIN_COMTRUEPS): Ditto.
6433 (IX86_BUILTIN_COMEQPD): Ditto.
6434 (IX86_BUILTIN_COMNEPD): Ditto.
6435 (IX86_BUILTIN_COMLTPD): Ditto.
6436 (IX86_BUILTIN_COMLEPD): Ditto.
6437 (IX86_BUILTIN_COMGTPD): Ditto.
6438 (IX86_BUILTIN_COMGEPD): Ditto.
6439 (IX86_BUILTIN_COMUEQPD): Ditto.
6440 (IX86_BUILTIN_COMUNEPD): Ditto.
6441 (IX86_BUILTIN_COMULTPD): Ditto.
6442 (IX86_BUILTIN_COMULEPD): Ditto.
6443 (IX86_BUILTIN_COMUGTPD): Ditto.
6444 (IX86_BUILTIN_COMUGEPD): Ditto.
6445 (IX86_BUILTIN_COMORDPD): Ditto.
6446 (IX86_BUILTIN_COMUNORDPD): Ditto.
6447 (IX86_BUILTIN_COMFALSEPD): Ditto.
6448 (IX86_BUILTIN_COMTRUEPD): Ditto.
6449 (IX86_BUILTIN_PCOMEQUB): Ditto.
6450 (IX86_BUILTIN_PCOMNEUB): Ditto.
6451 (IX86_BUILTIN_PCOMLTUB): Ditto.
6452 (IX86_BUILTIN_PCOMLEUB): Ditto.
6453 (IX86_BUILTIN_PCOMGTUB): Ditto.
6454 (IX86_BUILTIN_PCOMGEUB): Ditto.
6455 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6456 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6457 (IX86_BUILTIN_PCOMEQUW): Ditto.
6458 (IX86_BUILTIN_PCOMNEUW): Ditto.
6459 (IX86_BUILTIN_PCOMLTUW): Ditto.
6460 (IX86_BUILTIN_PCOMLEUW): Ditto.
6461 (IX86_BUILTIN_PCOMGTUW): Ditto.
6462 (IX86_BUILTIN_PCOMGEUW): Ditto.
6463 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6464 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6465 (IX86_BUILTIN_PCOMEQUD): Ditto.
6466 (IX86_BUILTIN_PCOMNEUD): Ditto.
6467 (IX86_BUILTIN_PCOMLTUD): Ditto.
6468 (IX86_BUILTIN_PCOMLEUD): Ditto.
6469 (IX86_BUILTIN_PCOMGTUD): Ditto.
6470 (IX86_BUILTIN_PCOMGEUD): Ditto.
6471 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6472 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6473 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6474 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6475 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6476 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6477 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6478 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6479 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6480 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6481 (IX86_BUILTIN_PCOMEQB): Ditto.
6482 (IX86_BUILTIN_PCOMNEB): Ditto.
6483 (IX86_BUILTIN_PCOMLTB): Ditto.
6484 (IX86_BUILTIN_PCOMLEB): Ditto.
6485 (IX86_BUILTIN_PCOMGTB): Ditto.
6486 (IX86_BUILTIN_PCOMGEB): Ditto.
6487 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6488 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6489 (IX86_BUILTIN_PCOMEQW): Ditto.
6490 (IX86_BUILTIN_PCOMNEW): Ditto.
6491 (IX86_BUILTIN_PCOMLTW): Ditto.
6492 (IX86_BUILTIN_PCOMLEW): Ditto.
6493 (IX86_BUILTIN_PCOMGTW): Ditto.
6494 (IX86_BUILTIN_PCOMGEW): Ditto.
6495 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6496 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6497 (IX86_BUILTIN_PCOMEQD): Ditto.
6498 (IX86_BUILTIN_PCOMNED): Ditto.
6499 (IX86_BUILTIN_PCOMLTD): Ditto.
6500 (IX86_BUILTIN_PCOMLED): Ditto.
6501 (IX86_BUILTIN_PCOMGTD): Ditto.
6502 (IX86_BUILTIN_PCOMGED): Ditto.
6503 (IX86_BUILTIN_PCOMFALSED): Ditto.
6504 (IX86_BUILTIN_PCOMTRUED): Ditto.
6505 (IX86_BUILTIN_PCOMEQQ): Ditto.
6506 (IX86_BUILTIN_PCOMNEQ): Ditto.
6507 (IX86_BUILTIN_PCOMLTQ): Ditto.
6508 (IX86_BUILTIN_PCOMLEQ): Ditto.
6509 (IX86_BUILTIN_PCOMGTQ): Ditto.
6510 (IX86_BUILTIN_PCOMGEQ): Ditto.
6511 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6512 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6513 (enum multi_arg_type): New enum for describing the various SSE5
6514 intrinsic argument types.
6515 (bdesc_multi_arg): New table for SSE5 intrinsics.
6516 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6517 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6519 (ix86_expand_builtin): Add SSE5 intrinsic support.
6520 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6521 operand instructions.
6522 (ix86_expand_sse5_multiple_memory): New function to split the
6523 second memory reference from SSE5 instructions.
6524 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6525 (ix86_return_pops_args): Use stdarg_p to determine if the function
6526 has variable arguments.
6527 (ix86_setup_incoming_varargs): Ditto.
6528 (x86_this_parameter): Ditto.
6530 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6532 (ix86_expand_sse5_pack): Ditto.
6533 (ix86_sse5_valid_op_p): Ditto.
6534 (ix86_expand_sse5_multiple_memory): Ditto.
6536 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6537 constant for SSE5 support.
6538 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6539 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6540 (UNSPEC_SSE5_PERMUTE): Ditto.
6541 (UNSPEC_SSE5_ASHIFT): Ditto.
6542 (UNSPEC_SSE5_LSHIFT): Ditto.
6543 (UNSPEC_FRCZ): Ditto.
6544 (UNSPEC_CVTPH2PS): Ditto.
6545 (UNSPEC_CVTPS2PH): Ditto.
6546 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6548 (COM_FALSE_S): Ditto.
6549 (COM_FALSE_P): Ditto.
6550 (COM_TRUE_S): Ditto.
6551 (COM_TRUE_P): Ditto.
6552 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6553 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6555 (memory attribute): Ditto.
6556 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6557 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6558 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6559 (floor<mode>2): Ditto.
6560 (ceil<mode>2): Ditto.
6561 (btrunc<mode>2): Ditto.
6562 (nearbyintdf2): Ditto.
6563 (nearbyintsf2): Ditto.
6564 (sse_setccsf): Disable if SSE5.
6565 (sse_setccdf): Ditto.
6566 (sse5_setcc<mode>): New support for SSE5 conditional move.
6567 (sse5_pcmov_<mode>): Ditto.
6569 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6571 (SSEMODEF2P): Ditto.
6572 (ssemodesuffixf4): New mode attribute for SSE5.
6573 (ssemodesuffixf2s): Ditto.
6574 (ssemodesuffixf2c): Ditto.
6575 (sserotatemax): Ditto.
6576 (ssescalarmode): Ditto.
6577 (sse_maskcmpv4sf3): Disable if SSE5.
6578 (sse_maskcmpv2df3): Ditto.
6579 (sse_vmmaskcmpv4sf3): Ditto.
6580 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6581 (sse5_vmfmadd<mode>4): Ditto.
6582 (sse5_fmsub<mode>4): Ditto.
6583 (sse5_vmfmsub<mode>4): Ditto.
6584 (sse5_fnmadd<mode>4): Ditto.
6585 (sse5_vmfnmadd<mode>4): Ditto.
6586 (sse5_fnmsub<mode>4): Ditto.
6587 (sse5_vmfnmsub<mode>4): Ditto.
6588 (sse5i_fmadd<mode>4): Ditto.
6589 (sse5i_fmsub<mode>4): Ditto.
6590 (sse5i_fnmadd<mode>4): Ditto.
6591 (sse5i_fnmsub<mode>4): Ditto.
6592 (sse5i_vmfmadd<mode>4): Ditto.
6593 (sse5i_vmfmsub<mode>4): Ditto.
6594 (sse5i_vmfnmadd<mode>4): Ditto.
6595 (sse5i_vmfnmsub<mode>4): Ditto.
6596 (mulv16qi3): Add SSE5 support.
6598 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6599 (sse2_mulv4si3): Disable if SSE5.
6600 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6601 (sse4_1_roundps): Ditto.
6602 (sse4_1_roundsd): Ditto.
6603 (sse4_1_roundss): Ditto.
6604 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6606 (sse_maskcmpsf3): Ditto.
6607 (sse_vmmaskcmpv4sf3): Ditto.
6608 (sse2_maskcmpv2df3): Ditto.
6609 (sse2_maskcmpdf3): Ditto.
6610 (sse2_vmmaskcmpv2df3): Ditto.
6611 (sse2_eq<mode>3): Ditto.
6612 (sse2_gt<mode>3): Ditto.
6613 (sse5_pcmov_<mode>): Add SSE5 support.
6614 (vec_unpacku_hi_v16qi): Ditto.
6615 (vec_unpacks_hi_v16qi): Ditto.
6616 (vec_unpacku_lo_v16qi): Ditto.
6617 (vec_unpacks_lo_v16qi): Ditto.
6618 (vec_unpacku_hi_v8hi): Ditto.
6619 (vec_unpacks_hi_v8hi): Ditto.
6620 (vec_unpacku_lo_v8hi): Ditto.
6621 (vec_unpacks_lo_v8hi): Ditto.
6622 (vec_unpacku_hi_v4si): Ditto.
6623 (vec_unpacks_hi_v4si): Ditto.
6624 (vec_unpacku_lo_v4si): Ditto.
6625 (vec_unpacks_lo_v4si): Ditto.
6626 (sse5_pmacsww): New SSE5 intrinsic insn.
6627 (sse5_pmacssww): Ditto.
6628 (sse5_pmacsdd): Ditto.
6629 (sse5_pmacssdd): Ditto.
6630 (sse5_pmacssdql): Ditto.
6631 (sse5_pmacssdqh): Ditto.
6632 (sse5_pmacsdqh): Ditto.
6633 (sse5_pmacsswd): Ditto.
6634 (sse5_pmacswd): Ditto.
6635 (sse5_pmadcsswd): Ditto.
6636 (sse5_pmadcswd): Ditto.
6637 (sse5_pcmov_<move>): Conditional move support on SSE5.
6638 (sse5_phaddbw): New SSE5 intrinsic insn.
6639 (sse5_phaddbd): Ditto.
6640 (sse5_phaddbq): Ditto.
6641 (sse5_phaddwd): Ditto.
6642 (sse5_phaddwq): Ditto.
6643 (sse5_phadddq): Ditto.
6644 (sse5_phaddubw): Ditto.
6645 (sse5_phaddubd): Ditto.
6646 (sse5_phaddubq): Ditto.
6647 (sse5_phadduwd): Ditto.
6648 (sse5_phadduwq): Ditto.
6649 (sse5_phaddudq): Ditto.
6650 (sse5_phsubbw): Ditto.
6651 (sse5_phsubwd): Ditto.
6652 (sse5_phsubdq): Ditto.
6653 (sse5_pperm): Ditto.
6654 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6655 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6656 (sse5_pperm_sign_v8hi_v4si): Ditto.
6657 (sse5_pperm_zero_v8hi_v4si): Ditto.
6658 (sse5_pperm_sign_v4si_v2di): Ditto.
6659 (sse5_pperm_sign_v4si_v2di): Ditto.
6660 (sse5_pperm_pack_v2di_v4si): Ditto.
6661 (sse5_pperm_pack_v4si_v8hi): Ditto.
6662 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6663 (sse5_perm<mode>): New SSE5 intrinsic insn.
6664 (rotl<mode>3): Ditto.
6665 (sse5_rotl<mode>3): Ditto.
6666 (sse5_ashl<mode>3): Ditto.
6667 (sse5_lshl<mode>3): Ditto.
6668 (sse5_frcz<mode>2): Ditto.
6669 (sse5s_frcz<mode>2): Ditto.
6670 (sse5_cvtph2ps): Ditto.
6671 (sse5_cvtps2ph): Ditto.
6672 (sse5_vmmaskcmp<mode>3): Ditto.
6673 (sse5_com_tf<mode>3): Ditto.
6674 (sse5_maskcmp<mode>3): Ditto.
6675 (sse5_maskcmp_uns<mode>3): Ditto.
6676 (sse5_maskcmp_uns2<mode>3): Ditto.
6677 (sse5_pcom_tf<mode>3): Ditto.
6679 * config/i386/predicates.md (sse5_comparison_float_operator):
6680 New predicate to match the comparison operators supported by
6681 the SSE5 com instruction.
6682 (ix86_comparison_int_operator): New predicate to match just the
6683 signed int comparisons.
6684 (ix86_comparison_uns_operator): New predicate to match just the
6685 unsigned int comparisons.
6687 * doc/invoke.texi (-msse5): Add documentation.
6688 (-mfused-madd): Ditto.
6690 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6692 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6694 (x86_64-*-*): Ditto.
6696 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6698 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6699 intrinisics for SSE5.
6701 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6704 * config/i386/mmintrin-common.h: New file, to contain common
6705 instructions between SSE4.1 and SSE5.
6707 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6708 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6709 (gen_regparm_prefix): Ditto.
6711 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6712 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6713 prototype_p to determine if a function is prototyped.
6715 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6717 * c-common.c (c_common_reswords) add the alignof keyword,
6718 with same RID as __alignof and __alignof__
6720 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6722 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6723 * hooks.c (hook_bool_const_int_const_int_true): New function.
6724 * target.h (struct gcc_target): Add can_eliminate field.
6725 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6726 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6727 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6728 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6729 (elim_table): Revise comment.
6730 * system.h (CAN_ELIMINATE): Poison.
6731 * defaults.h (CAN_ELIMINATE): Remove.
6732 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6734 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6735 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6737 (alpha_vms_can_eliminate): Declare as static, change return type to
6739 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6741 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6742 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6743 (arm_can_eliminate): New function.
6745 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6746 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6747 (avr_can_eliminate): Declare as static.
6748 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6750 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6751 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6752 (bfin_can_eliminate): New function.
6754 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6755 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6756 (crx_can_eliminate): New function.
6758 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6759 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6760 (fr30_can_eliminate): New function.
6762 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6763 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6764 (frv_can_eliminate): New function.
6766 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6767 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6768 (h8300_can_eliminate): New function.
6770 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6771 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6772 (i386_can_eliminate): Declare as static, change return type to bool.
6773 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6775 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6776 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6777 (ia64_can_eliminate): New function.
6779 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6780 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6781 (iq2000_can_eliminate): New function.
6783 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6784 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6785 (m32r_can_eliminate): New function.
6787 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6788 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6789 (m68hc11_can_eliminate): New function.
6791 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6792 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6793 (m68k_can_eliminate): New function.
6795 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6796 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6797 (mep_can_eliminate): New function.
6799 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6800 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6801 (mips_can_eliminate): New function.
6803 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6804 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6805 (rs6000_can_eliminate): New function.
6807 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6808 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6809 (s390_can_eliminate): Declare as static.
6810 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6812 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6813 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6814 (score_can_eliminate): New function.
6816 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6817 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6818 (sparc_can_eliminate): Declare as static.
6819 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6821 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6822 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6823 (xstormy16_can_eliminate): New function.
6825 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6826 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6827 (v850_can_eliminate): New function.
6829 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6831 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6832 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6833 (*movdfcc_ext[1234]): Disable for IEEE mode.
6835 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6837 * gimplify.c (prepare_gimple_addressable): New static function.
6838 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6840 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6841 manually fiddling with it.
6843 2009-08-25 Michael Matz <matz@suse.de>
6845 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6846 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6848 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6849 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6850 (do_jump): Split out code for simple binary comparisons into ...
6851 (do_jump_1): ... this, taking the individual operands and code.
6852 Change callers to helper function above accordingly.
6853 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6856 2009-08-25 Michael Matz <matz@suse.de>
6858 * expr.h (struct separate_ops, sepops): New type for passing
6859 around an exploded simple expression.
6860 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6861 Use this structure instead of expression tree.
6862 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6863 expression, only its type.
6864 (expand_vec_cond_expr): Take type and individual operands instead
6866 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6867 expand_vec_shift_expr): Change prototype accordingly.
6868 * tree-vect-stmts.c (vectorizable_condition): Change call of
6869 expand_vec_cond_expr_p to pass only type.
6870 * expr.c (do_store_flags): Change prototype and implementation
6871 to take an exploded expression.
6872 (expand_expr_real_1): New local ops initialized with details
6873 of the full expression. Use it instead of full
6874 expression in calls to do_store_flags, expand_vec_cond_expr,
6875 expand_widen_pattern_expr and expand_vec_shift_expr.
6877 2009-08-25 Michael Matz <matz@suse.de>
6879 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6880 treeop2 initialized with first three operands of the full expression.
6881 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6883 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6885 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6886 (__gthread_objc_condition_allocate): Mark arguments as unused.
6887 (__gthread_objc_condition_deallocate): Likewise.
6888 (__gthread_objc_condition_wait): Likewise.
6889 (__gthread_objc_condition_broadcast): Likewise.
6890 (__gthread_objc_condition_signal): Likewise.
6891 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6892 (__gthread_objc_thread_id): Likewise.
6894 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6897 * tree-pretty-print.c (print_call_name): Print the correct call name
6898 for procedure pointer components.
6900 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6902 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6903 default_promote_function_mode when not VMS.
6905 2009-08-24 Olivier Hainque <hainque@adacore.com>
6907 * convert.c (convert_to_integer): Don't assume an input pointer is
6908 POINTER_SIZE wide. Fetch from the type instead.
6910 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6912 * configure.ac (AC_PREREQ): Bump to 2.64.
6914 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6916 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6917 (process_command): Don't search standard_exec_prefix_1 and
6918 standard_exec_prefix_2.
6920 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6922 * config/arm/arm.c (output_return_instruction): Handle for
6925 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6927 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6929 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6931 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6932 (*arm_movdf_vfp): Likewise.
6934 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6936 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6937 (vashr<mode>3): Rename from ashr<mode>3.
6938 (vlshr<mode>3): Rename from lshr<mode>3.
6940 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6943 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6944 (check_format_info_main): Use scalar_identify_flag.
6945 (check_format_types): Check for scalar size identity if
6946 scalar_identify_flag is set.
6947 (printf_length_specs): Extend by new field.
6948 (asm_fprintf_length_specs): Likewise.
6949 (gcc_diag_length_specs): Likewise.
6950 (scanf_length_specs): Likewise.
6951 (strfmon_length_specs): Likewise.
6952 (gcc_gfc_length_specs): Likewise.
6953 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6954 (ms_printf_flag_specs): Likewise.
6955 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6957 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6960 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6961 (*call_value_pop_1): Ditto.
6962 (*sibcall_pop_1): New insn pattern.
6963 (*sibcall_value_pop_1): Ditto.
6965 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6968 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6971 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6974 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6975 (get_reg_use_in): New function.
6976 (forward_propagate_subreg): Propagate through subreg of zero_extend
6979 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6981 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6982 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6984 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6986 * configure.ac: Remove --with-datarootdir, --with-docdir,
6987 --with-htmldir switches. No need to call AC_SUBST for
6988 datarootdir, docdir, htmldir any more.
6989 * configure: Regenerate.
6990 * doc/install.texi (Configuration): Document --datarootdir,
6991 --docdir, --htmldir, --pdfdir; update documentation for
6992 --infodir, --mandir.
6993 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6996 * aclocal.m4: Regenerate.
6997 * config.in: Regenerate.
6998 * configure: Regenerate.
7000 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7001 Olivier Hainque <hainque@adacore.com>
7003 * config/ia64/ia64.c: Include libfuncs.h.
7004 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7005 (ia64_expand_call): Use reg 25 on VMS.
7006 (ia64_initialize_trampoline): Fix for VMS ABI.
7007 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7008 (ia64_function_arg): Initialize reg 25 on VMS.
7009 Fix OpenVMS ABI issues for varargs.
7010 For OpenVMS, emit the Argument Information register set in the
7011 incoming/sibcall case as well.
7012 (ia64_arg_type): New function.
7013 (ia64_function_arg_advance): Keep track of cum->words.
7014 Fix OpenVMS ABI issues for varargs.
7015 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7016 (ia64_override_options): Set flag_no_common on VMS.
7017 (ia64_init_builtins): Disable FWRITE builtin.
7018 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7019 (ia64_vms_init_libfuncs): Add decc$ routines.
7020 (ia64_vms_valid_pointer_mode): New function.
7021 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7022 (ia64_promote_function_mode): New function
7023 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7024 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7025 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7026 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7027 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7028 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7029 Suppress trailing '#' if VALUE is numeric.
7030 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7031 ia64_promote_function_mode.
7032 (TARGET_VALID_POINTER_MODE): Define.
7034 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7037 * config/rs6000/rs6000.c (rs6000_override_options): Use
7038 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7041 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7042 reporting of vector + decimal/boolean/complex error.
7044 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7046 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7047 __vector double TYPE_DECL.
7049 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7051 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7052 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7053 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7054 to pointer to enum machine_mode. Update all callers as needed.
7056 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7058 * config/alpha/alpha.md (exception_receiver): Emit alternative
7059 GP load sequence if flag_reorder_blocks_and_partition is set.
7060 (*exception_receiver_2): Also enable when
7061 flag_reorder_blocks_and_partition is set.
7063 2009-08-20 Matt Rice <ratmice@gmail.com>
7064 Diego Novillo <dnovillo@google.com>
7066 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7069 2009-08-20 Richard Guenther <rguenther@suse.de>
7071 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7072 * c-tree.h (c_dup_lang_specific_decl): Remove.
7073 (struct lang_decl, struct lang_type): Move definitions ...
7074 * c-lang.h: ... here. New file.
7075 * c-decl.c: Include c-lang.h.
7076 (c_dup_lang_specific_decl): Remove.
7077 * c-typeck.c: Include c-lang.h.
7078 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7079 (c-typeck.o): Likewise.
7080 * c-config-lang.in (gtfiles): Add c-lang.h.
7081 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7084 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7086 * config/alpha/alpha.c (alpha_end_function): Do not clear
7087 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7088 this is now handled in generic code.
7090 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7092 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7093 (s390_z10_fix_long_loop_prediction): New function.
7094 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7095 (s390_reorg): Walk over the INSNs and invoke
7096 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7098 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7100 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7101 "*brx_64bit", "*brx_31bit"): New patterns.
7102 * config/s390/s390.c ('E'): New output modifier.
7104 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7105 Richard Earnshaw <richard.earnshaw@arm.com>
7107 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7108 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7110 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7112 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7114 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7115 for mode mode of operand0 when doing secondary reload for SAR.
7117 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7120 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7121 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7123 2009-08-19 Jason Merrill <jason@redhat.com>
7125 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7126 supported template depth in C++0x.
7128 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7130 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7131 free_after_compilation.
7132 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7133 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7134 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7135 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7136 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7137 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7138 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7140 2009-08-19 Ian Lance Taylor <iant@google.com>
7142 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7143 of (plus (mult (neg B) C) A).
7145 2009-08-18 Michael Matz <matz@suse.de>
7147 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7148 instead of comparing TYPE_MAIN_VARIANT for equality.
7149 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7150 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7151 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7152 * gimplify.c (goa_lhs_expr_p): Ditto and use
7153 STRIP_USELESS_TYPE_CONVERSION.
7155 2009-08-18 Michael Matz <matz@suse.de>
7157 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7158 first field in a struct.
7159 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7161 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7163 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7164 locators before emit_insn is called. Remove assert that
7166 (alpha_end_function): Clear crtl->emit structure and free insn
7167 locators if cfun->is_thunk is true.
7169 2009-08-18 Jason Merrill <jason@redhat.com>
7171 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7173 * configure.ac: Test for it.
7174 * configure, config.in: Regenerate.
7175 * doc/install.texi: Document --enable-gnu-unique-object.
7177 2009-08-18 Richard Guenther <rguenther@suse.de>
7180 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7181 pow(x,y*z) only if x is nonnegative.
7183 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7185 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7189 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7190 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7192 2009-08-17 DJ Delorie <dj@redhat.com>
7194 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7195 * config/m32c/prologue.md (epilogue_freit): New.
7197 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7198 (bank_switch_p): Likewise.
7199 (fast_interrupt_p): Likewise.
7200 (interrupt_p): Likewise.
7201 (m32c_conditional_register_usage): Round memregs size up.
7202 (need_to_save): We only need to save $a0 when we use ENTER.
7203 (interrupt_p): Check for fast_interrupt too.
7204 (bank_switch_p): New.
7205 (fast_interrupt_p): New.
7206 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7207 (m32c_emit_prolog): Support bank switching and fast interrupts.
7208 * doc/extend.texi (Function Attributes): Add bank_switch and
7211 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7213 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7214 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7216 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7218 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7219 (menu): Add IA-64/VMS Options.
7220 (IA-64/VMS Options): Likewise.
7222 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7225 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7227 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7229 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7230 (mips_pop_asm_switch): Likewise.
7231 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7233 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7234 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7235 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7236 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7237 instead of set_noreorder.
7238 (mips_output_function_prologue): Use the new functions.
7239 (mips_output_function_epilogue): Likewise.
7240 (mips_need_noat_wrapper_p): New function, split out from...
7241 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7242 Use mips_push_asm_switch and mips_pop_asm_switch.
7243 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7244 and mips_pop_asm_switch.
7245 (ASM_OUTPUT_REG_POP): Likewise.
7246 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7247 Use mips_pop_asm_switch.
7248 (mips_asm_switch): New structure.
7249 (set_noreorder, set_nomacro): Replace with...
7250 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7251 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7252 instead of set_nomacro.
7253 (fix_truncsfsi2_macro): Likewise.
7254 (cprestore): Likewise.
7255 (hazard): Use mips_noreorder instead of set_noreorder.
7256 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7258 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7260 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7261 from prev_active_insn.
7263 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7265 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7266 * config/avr/avr.c (avr_override_options): Initialize
7267 avr_current_arch variable.
7268 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7269 __AVR_HAVE_16BIT_SP__ according to the device type.
7270 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7272 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7273 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7275 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7278 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7279 generating inlined subroutine die only. We shouldn't be
7280 called for anything else.
7281 (gen_block_die): Don't generate inline subroutine debug info for
7284 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7286 * graphite-poly.c (print_pbb): Print PBB index.
7288 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7291 * graphite-interchange.c (ppl_max_for_le): Moved...
7292 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7293 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7294 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7295 * graphite-ppl.h (ppl_max_for_le): Declared.
7297 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7299 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7300 supported on all platforms.
7301 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7302 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7303 * c-pragma.c: Likewise.
7304 * target-def.h (TARGET_INITIALIZER): Remove
7305 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7306 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7308 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7310 * config/ia64/fde-vms.c: New file.
7311 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7312 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7313 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7314 (uw_frame_state_for): Only register a personality routine if it is
7315 known to be compatible with our expectations.
7316 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7317 Declare unw_table_entry stack variable and
7318 mod all calls to _Unwind_FindTableEntry to add arg.
7319 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7320 (_Unwind_FindTableEntry): Add arg to prototype.
7322 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7324 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7325 field 'signal_pfs_loc'.
7326 (uw_frame_state_for): Remove duplicate code dealing with leaf
7327 procedures without unwind info.
7328 If in the frame after unwinding through a signal handler, restore
7329 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7330 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7331 'pfs_loc' to the AR.PFS location in the signal context; instead
7332 set 'signal_pfs_loc'.
7333 Manually generate the unwind info for the AR.PFS register.
7334 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7335 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7336 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7337 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7338 instead set 'signal_pfs_loc'.
7339 Remove code preventing the AR.PFS register from being restored
7340 from the signal context.
7342 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7343 Tristan Gingold <gingold@adacore.com>
7345 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7346 * config/ia64/t-vms: New file.
7347 * config/ia64/vms64.h: New file.
7348 * config/ia64/vms.h: New file.
7349 * config/ia64/vms-crtinit.asm: New file.
7350 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7351 * config/ia64/vms-unwind.h: New file.
7353 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7355 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7358 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7361 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7363 * real.h (do_mpc_arg2): ... here.
7364 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7367 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7369 * final.c (add_debug_prefix_map): Don't use GC memory for
7370 old_prefix and new_prefix.
7372 2009-08-14 Richard Guenther <rguenther@suse.de>
7374 * ipa-prop.c (compute_complex_pass_through): If we cannot
7375 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7377 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7379 * c-lex.c (c_lex_with_flags): Increase size of local variable
7380 to avoid memory clobber.
7382 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7385 * config/i386/i386.c (ix86_fp_comparison_strategy):
7386 Only enable/disable sahf at function granularity.
7388 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7390 PR rtl-optimization/41064
7391 * reload1.c (reload_as_needed): Don't call extract_insn
7392 for known invalid replacements after calling
7393 validate_replace_rtx_group and verify_changes.
7395 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7398 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7399 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7400 ix86_expand_fp_vcond.
7401 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7402 Assert that operation is supported by ix86_expand_int_vcond.
7403 (vcondu<SSEMODE124C8:mode>): Ditto.
7405 2009-08-13 DJ Delorie <dj@redhat.com>
7407 * config/i386/djgpp-stdint.h: New.
7408 * config.gcc (djgpp): Use it.
7410 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7412 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7413 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7415 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7417 * tree-ssa-loop-prefetch.c
7418 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7419 for long-stride pruning.
7420 (compute_miss_rate): New function to compute the probability
7421 that two memory references access different cache lines.
7423 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7425 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7427 2009-08-13 Richard Guenther <rguenther@suse.de>
7430 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7431 use the constant pointer type.
7432 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7433 of CV qualifiers on the target pointer type.
7434 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7435 conversion check before restrict check.
7437 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7440 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7442 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7444 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7446 2009-08-12 Richard Guenther <rguenther@suse.de>
7448 PR tree-optimization/41011
7449 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7450 and reference constructing.
7452 2009-08-12 Xinliang David Li <davidxl@google.com>
7454 PR tree-optimization/41012
7455 * tree-flow.h : New external interface.
7456 * gimple-low.c (check_call_arg): Change to public function.
7457 Remove argument mismatch check in lowering.
7458 * tree-inline.h (tree_can_inline_p): Interface change.
7459 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7461 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7462 Call change to tree_can_inline_p function.
7463 (cgraph_decide_inlining_incrementally): Ditto.
7465 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7467 PR tree-optimization/41031
7468 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7469 on the partition variable rather than promote_mode on the source
7470 type. Assert that the partition variable's type has the same
7471 mode as the source value's.
7473 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7475 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7476 for for_return == 2.
7477 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7479 * calls.c (expand_call): Fix typo.
7480 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7482 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7484 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7485 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7486 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7487 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7489 2009-08-12 Andrew Haley <aph@redhat.com>
7491 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7493 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7496 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7498 2009-08-12 Richard Guenther <rguenther@suse.de>
7500 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7501 * gimplify.c (gimplify_modify_expr): Do not use
7502 lang_hooks.types_compatible_p.
7503 * tree-ssa.c (useless_type_conversion_p): For aggregates
7504 just return false if the canonical types differ.
7506 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7509 * sese.c (convert_for_phi_arg): New.
7510 (add_guard_exit_phis): Use convert_for_phi_arg.
7512 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7514 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7515 unknown subscript upper bounds.
7517 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7518 Pranav Garg <pranav.garg2107@gmail.com>
7520 * graphite-interchange.c (gather_access_strides): Removed.
7521 (ppl_max_for_le): New.
7522 (build_linearized_memory_access): New.
7523 (memory_stride_in_loop): New.
7524 (pbb_interchange_profitable_p): Reimplemented.
7525 * graphite-ppl.h (ppl_new_id_map): New.
7526 (ppl_interchange): New.
7528 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7530 * graphite-interchange.c (compute_subscript): Removed.
7531 (compute_array_size_cstr): Removed.
7532 (compute_array_size_poly): Removed.
7533 (compute_array_size): Removed.
7534 (gather_access_strides_poly): Removed.
7535 (gather_access_strides): Empty.
7537 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7539 * graphite-dependences.c (dependence_polyhedron_1): Replace
7540 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7541 (graphite_legal_transform_dr): Same.
7542 (graphite_carried_dependence_level_k): Same.
7543 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7544 Initialize PDR_NB_SUBSCRIPTS.
7545 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7547 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7548 (PDR_NB_SUBSCRIPTS): New.
7549 (pdr_nb_subscripts): Removed.
7550 (pdr_dim): Simplified.
7551 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7552 with PDR_NB_SUBSCRIPTS.
7554 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7556 * graphite-interchange.c (compute_array_size): Remove use of
7558 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7559 Do not initialize PDR_DATA_CONTAINER.
7560 (print_pdr): Do not print PDR_DATA_CONTAINER.
7561 * graphite-poly.h (struct poly_dr): Remove data_container field.
7562 (PDR_DATA_CONTAINER): Removed.
7563 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7565 (build_poly_dr): Same.
7567 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7568 Sebastian Pop <sebastian.pop@amd.com>
7570 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7571 copy of the dependence polyhedron. Free the temporary objects.
7572 (graphite_carried_dependence_level_k): Free unused objects before
7575 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7577 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7578 Early return without analyzing the data dependences if no
7579 transform has been done. Call restore_scattering if the transform
7581 (graphite-interchange.c): Same.
7582 * graphite-poly.c (print_scattering_function): Test for
7584 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7585 (apply_poly_transforms): Do not gcc_assert that
7586 the transform is legal.
7587 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7588 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7589 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7590 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7591 * graphite-poly.h (struct poly_scattering): New.
7592 (struct poly_bb): Add original, transformed, and saved fields.
7593 Remove transformed_scattering, original_scattering,
7594 nb_local_variables and nb_scattering_transform fields.
7595 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7596 (poly_scattering_new): New.
7597 (poly_scattering_free): New.
7598 (poly_scattering_copy): New.
7599 (store_scattering_pbb): New.
7600 (store_scattering): New.
7601 (restore_scattering_pbb): New.
7602 (restore_scattering): New.
7603 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7604 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7606 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7608 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7611 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7613 * Makefile.in (graphite.o): Depends on PREDICT_H.
7614 * graphite.c: Include predict.h.
7615 (graphite_finalize): Call tree_estimate_probability.
7616 * predict.c (predict_loops): Do not call scev_initialize and
7618 (tree_estimate_probability_bb): New.
7619 (tree_estimate_probability): Do not initialize loops: move that
7620 code to the driver. Call tree_estimate_probability_bb.
7621 (tree_estimate_probability_driver): New.
7622 (pass_profile): Use tree_estimate_probability_driver.
7623 * predict.h (tree_estimate_probability): Declared.
7625 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7627 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7628 * graphite-dependences.c (graphite_legal_transform): Add time to
7629 TV_GRAPHITE_DATA_DEPS.
7630 (dependency_between_pbbs_p): Same.
7631 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7633 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7635 PR rtl-optimization/41033
7636 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7637 aliasing is disabled.
7639 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7641 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7642 si_mask_operand, and_load_operand, low_bitmask_operand,
7643 and_reg_operand, and_operand): New predicates.
7644 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7645 * config/mips/mips.c (and_operands_ok): New function.
7646 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7647 * config/mips/mips.md (move_type): Add ext_ins and logical.
7648 (type): Handle them.
7649 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7650 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7651 shift_shift. Remove commutative constraint modifier.
7652 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7654 (*clear_upper32_dext): Remove define_insn_and_split.
7655 (*clear_upper32): Turn this define_insn_and_split ...
7656 (splitter for ANDing register with 0xffff_ffff): .. into this.
7658 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7660 * combine.c (try_widen_shift_mode): Factor out code to check if an
7661 integer constant is a low-order bitmask from here ...
7662 * rtlanal.c (low_bitmask_len): ... to here.
7663 * rtl.h (low_bitmask_len): Declare.
7665 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7668 * config/alpha/alpha.md (addsi3): Remove expander.
7669 (addsi3): Rename from *addsi3_internal insn pattern.
7670 (subsi3): Remove expander.
7671 (subsi3): Rename from *subsi3_internal insn pattern.
7673 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7675 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7678 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7679 Eric Botcazou <botcazou@adacore.com>
7680 Douglas B Rupp <rupp@gnat.com>
7682 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7683 that records that fit in 64 bits are returned by immediate value,
7684 as required by OpenVMS Calling Standard.
7685 (function_value): Adjust for above modification.
7686 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7687 virtual_incoming_args_rtx as base object, not next_arg.
7688 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7690 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7692 * reload.c (find_reloads_subreg_address): Check the original
7693 req_equiv_mem address to detect the case where an address is
7694 not valid in the outer mode.
7696 2009-08-11 Richard Guenther <rguenther@suse.de>
7699 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7701 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7703 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7704 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7706 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7707 Douglas B Rupp <rupp@gnat.com>
7709 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7710 PT_STACK when frame_pointer_needed on OpenVMS.
7711 (alpha_pv_save_size, alpha_using_fp): Remove.
7712 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7713 with proper processing for PT_NULL.
7714 (alpha_vms_initial_elimination_offset): New function. Support for
7715 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7716 (alpha_sa_size): Force procedure type to PT_STACK when
7717 frame_pointer_needed on OpenVMS.
7718 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7719 (alpha_using_fp): Likewise.
7720 (alpha_vms_can_eliminate): Add prototype.
7721 (alpha_vms_initial_elimination_offset): Likewise.
7722 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7723 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7725 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7726 Douglas B Rupp <rupp@gnat.com>
7728 * config/alpha/alpha.c (common_object_handler): New function.
7729 (vms_attribute_table): Declare a single attribute "common_object".
7730 (vms_output_aligned_decl_common): New global function.
7731 (SECTION_VMS_OVERLAY): Delete.
7732 (SECTION_VMS_GLOBAL): Likewise.
7733 (SECTION_VMS_INITIALIZE): Likewise.
7734 (vms_asm_named_section): Remove support for above flags.
7735 (vms_section_type_flags): Delete.
7736 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7737 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7738 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7739 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7741 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7744 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7745 (sub_ddmmss): Likewise.
7747 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7750 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7753 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7756 * reload1.c (reload_as_needed): Use cancel_changes to completely
7757 undo a failed replacement attempt.
7759 2009-08-10 Richard Guenther <rguenther@suse.de>
7762 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7763 (useless_type_conversion_p): ... here. Require pointer targets
7766 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7769 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7770 loose the original type of the statement list.
7772 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7774 * config/alpha/alpha.c: Include libfuncs.h
7775 (avms_asm_output_extern): New function.
7776 (alpha_init_libfuncs): Init some decc libfuncs.
7777 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7778 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7779 (DO_CRTL_NAMES): Define.
7781 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7782 (LONG_TYPE_SIZE): Define.
7783 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7784 (SUBTARGET_SWITCHES): Define malloc64 switch.
7785 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7786 (MASK_RETURN_ADDR): Define.
7787 doc/invoke.texi (mmalloc64): Document switch.
7789 2009-08-09 Olivier Hainque <hainque@adacore.com>
7790 Douglas B Rupp <rupp@gnat.com>
7792 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7793 uses_condition_handler.
7794 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7795 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7796 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7797 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7798 (code_for_builtin): New insn codes for the new alpha_builtins.
7799 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7800 (alpha_sa_size): Account for uses_condition_handler.
7801 (alpha_expand_prologue): Likewise.
7802 (alpha_start_function): Likewise.
7803 (alpha_expand_epilogue): Likewise.
7804 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7805 establish/revert expanders.
7806 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7807 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7808 New expander, resorting to the alpha.c associated function.
7809 (builtin_revert_vms_condition_handler): Likewise.
7810 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7811 __gcc_shell_handler, the static VMS condition handler used as
7812 an indirection wrapper to the current dynamically established
7814 * config/alpha/vms-unwind.h: Complete rewrite.
7815 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7816 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7818 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7819 Douglas B Rupp <rupp@gnat.com>
7821 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7822 (alpha_need_linkage): Handle aliases. Return function symbol.
7823 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7824 Use ultimate alias target for the linkage name.
7825 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7826 by alpha_need_linkage for the function symbol.
7827 (setmemdi): Likewise.
7829 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7831 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7832 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7833 (ASM_WEAKEN_LABEL): Define.
7834 (CRT_CALL_STATIC_FUNCTION): Define.
7835 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7836 (ENDFILE_SPEC): Define.
7837 (INIT_SECTION_ASM_OP): Define.
7838 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7839 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7841 (MULTILIB_OSDIRNAMES): Define.
7842 (shlib_version): Define.
7843 (SHLIB_EXT): Define.
7844 (SHLIB_OBJS): Define.
7845 (SHLIB_NAME): Define.
7846 (SHLIB_MULTILIB): Define.
7847 (SHLIB_INSTALL): Define.
7848 (SHLIB_SYMVEC): Define.
7849 (SHLIB_SYMVECX2): Define.
7850 (SHLIB_LINK): Define.
7852 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7854 * config/alpha/alpha.c (alpha_initialize_trampoline):
7855 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7856 (alpha_start_function): Emit transfer address on nested functions
7857 for VMS trampoline call.
7858 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7859 since no longer used.
7860 * config/alpha/vms-tramp.asm: Remove.
7861 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7862 since now only data initialized at runtime.
7864 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7866 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7867 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7868 (MD_EXEC_PREFIX): Remove, no longer used.
7869 (MD_STARTFILE_PREFIX): Likewise.
7870 (INCLUDE_DEFAULTS): Likewise.
7871 * config/alpha/t-vms:
7872 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7874 2009-08-09 Richard Guenther <rguenther@suse.de>
7876 PR tree-optimization/41016
7877 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7878 (operand_precision): Remove.
7879 (integral_operand_p): Likewise.
7880 (recognize_single_bit_test): Adjust.
7882 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7884 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7885 operation overflows. Likewise non-cast unary arithmetic.
7886 If one arm of a conditional expression is always taken,
7887 inhibit evaluation warnings for the other arm. Likewise inhibit
7888 evaluation warnings for the second && or || operand if the first
7889 operand is enough to determine the result.
7890 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7892 (build_binary_op): Prevent duplicate evaluation warnings.
7894 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7896 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7897 and destination have different modes, Use promote_mode to
7898 determine the signedness of the conversion. Assert that the
7899 promoted source mode matches the destination mode. Don't pass
7900 the destination and destination mode to expand_expr if the source
7901 mode is different. Simplify conversion logic.
7903 2009-08-09 Ira Rosen <irar@il.ibm.com>
7905 PR tree-optimization/41008
7906 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7907 from condition only in case it's a comparison. Adjust checks.
7909 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7911 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7912 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7913 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7914 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7915 (dump_cand): Handle them.
7916 (struct iv_cand): New members COST_STEP and AINC_USE.
7917 (stmt_after_increment): Likewise.
7918 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7919 callers changed. Use gimple_uid comparison instead of scanning.
7920 (add_candidate_1): When looking for identical candidates, take
7921 AINC_USE into account. Set it for new candidates.
7922 (force_expr_to_var_cost): Cast target_spill_cost to int.
7923 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7924 All callers changed. Check for availability of autoinc addressing
7925 modes, both in general for a given mode, and in the specific use case.
7926 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7928 (get_computation_cost): Likewise.
7929 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7930 add_autoinc_candidates): New static functions.
7931 (add_candidate): Call add_autoinc_candidates for candidates based on
7933 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7934 (determine_use_iv_cost_address): If we have an autoinc candidate at
7935 the matching use, verify autoinc is possible and subtract the cost
7936 of the candidate's step from the cost.
7937 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7938 member of the candidate.
7939 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7940 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7942 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7944 * config.build (ia64-hp-*vms*): New target.
7945 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7947 * config.gcc (ia64-hp-*vms*): New target.
7948 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7950 * config.host (ia64-hp-*vms*): New target.
7951 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7954 2009-08-08 Richard Guenther <rguenther@suse.de>
7956 PR tree-optimization/40991
7957 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7959 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7961 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7962 mode check. Do truncations in an integer mode.
7963 (force_to_mode): Handle subregs for all mode types. Only do
7964 arithmetic simplifications on integer modes.
7966 2009-08-07 Richard Guenther <rguenther@suse.de>
7968 PR tree-optimization/40999
7969 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7970 (maybe_fold_reference): Lookup constant initializers.
7971 (fold_gimple_assign): Likewise.
7973 2009-08-07 Richard Guenther <rguenther@suse.de>
7975 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7976 that require structural equality defer to the langhook.
7978 2009-08-07 Martin Jambor <mjambor@suse.cz>
7980 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7982 (struct ipa_pass_through_data): New type.
7983 (struct ipa_ancestor_jf_data): New type.
7984 (union jump_func_value): Removed field formal_id, added fields
7985 pass_through and ancestor.
7986 (struct ipa_param_call_note): Changed type of formal_id to int from
7988 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7989 operations jump functions and ancestor jump functions.
7990 (compute_complex_pass_through): New function.
7991 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7992 reflect changes in the jump function strucutre.
7993 (update_jump_functions_after_inlining): Ignore complex pass-through
7994 and ancestor jump functions.
7995 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7996 polynomial pass-through with operation jump functions.
7998 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8000 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8001 fde->dw_fde_begin as begin label instead of hot/cold label.
8002 Use LLSDAC label instead of LLSDA for second section lsda.
8003 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8004 label instead of LLSDA if it is true.
8005 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8007 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8008 SECTION argument. Use it as index into crtl->eh.call_site_record
8010 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8011 use it to determine how to print table entries instead of using
8012 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8013 label instead of normal begin label as base.
8014 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8015 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8016 ensure no EH range spans between sections and that landing pads
8017 are always in the corresponding section.
8018 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8019 for crtl->eh.call_site_record being an array rather than scalar.
8020 (output_one_function_exception_table): New function, copied
8021 from output_function_exception_table. Adjust
8022 dw2_size_of_call_site_table, dw2_output_call_site_table
8023 callers. For SECOND section use *C suffixed labels.
8024 (output_function_exception_table): Call
8025 output_one_function_exception_table and, when doing hot/cold
8026 partitioning, also another time for the second section.
8027 * opts.c: Include except.h.
8028 (decode_options): Allow -freorder-blocks-and-partition with
8029 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8030 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8031 * function.h (struct rtl_eh): Change call_site_record from
8032 scalar into array of 2 elements.
8034 2009-08-07 Martin Jambor <mjambor@suse.cz>
8036 * ipa-prop.c (count_formal_params_1): New function.
8037 (ipa_get_vector_of_formal_parms): New function.
8038 (get_vector_of_formal_parm_types): New function.
8039 (ipa_modify_formal_parameters): New function.
8040 (ipa_modify_call_arguments): New function.
8041 (index_in_adjustments_multiple_times_p): New function.
8042 (ipa_combine_adjustments): New function.
8043 (ipa_dump_param_adjustments): New function.
8044 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8045 (ipa_get_vector_of_formal_parms): Declare.
8046 (ipa_modify_formal_parameters): Declare.
8047 (ipa_modify_call_arguments): Declare.
8048 (ipa_combine_adjustments): Declare.
8049 (ipa_dump_param_adjustments): Declare.
8050 (build_ref_for_offset): Declare.
8051 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8052 * tree-sra.c: Include ipa-prop.c.
8053 (build_ref_for_offset): Make public.
8055 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8057 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8059 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8061 * gcc/doc/extend.texi (__builtin_extract_return_address)
8062 (__builtin_frob_return_address): Document.
8064 2009-08-06 Paul Brook <paul@codesourcery.com>
8066 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8067 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8068 implementation on ARMv6-M.
8070 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8072 * doc/extend.texi (pcs): Document new attribute for ARM.
8074 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8076 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8079 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8081 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8084 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8086 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8088 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8090 Merge ARM/hard_vfp_branch to trunk.
8092 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8094 * arm.c (libcall_eq): New function.
8095 (libcall_hash): New function.
8096 (add_libcall): New function.
8097 (arm_libcall_uses_aapcs_base): New function.
8098 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8099 libcalls using the base PCS.
8100 (arm_init_cumulative_args): Likewise.
8102 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8104 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8105 Use base ABI for conversion libfuncs between HFmode and SFmode.
8107 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8109 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8110 V4SImode as representatives of all 64-bit and 128-bit vector
8111 types. Allow vector types without vector modes.
8112 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8113 without vector modes like BLKmode.
8114 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8115 BLKmode. Avoid unsupported vector modes or TImode moves for
8117 (aapcs_vfp_allocate_return_reg): Likewise.
8118 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8119 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8121 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8123 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8124 (arm_get_pcs_model): Pass attribute arguments to
8125 arm_pcs_from_attribute.
8126 (arm_init_cumulative_args): Use base AAPCS for conversions from
8127 floating-point types to DImode.
8128 (arm_attribute_table): Add pcs attribute.
8129 (arm_handle_pcs_attribute): New.
8130 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8131 conversions from floating-point types to DImode, also declare them
8132 to use base AAPCS and declare functions they call to use base
8133 AAPCS and their RTABI names.
8135 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8137 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8138 -mfloat-abi=hard not being supported for VFP.
8140 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8142 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8143 SYMBOL_REF to hard_libcall_value.
8145 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8146 Richard Earnshaw <rearnsha@arm.com>
8148 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8149 has been put on the stack, all remaining co-processory arguments for
8150 that co-processor also go on the stack.
8152 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8154 * config/arm/arm.c (arm_return_in_memory): Handle returning
8155 vectors of suitable size in registers also for AAPCS case.
8157 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8159 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8161 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8163 ARM Hard-VFP calling convention
8164 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8165 * target.h (gcc_target): Add libcall_value to table of call hooks.
8166 * targhooks.h (default_libcall_value): Default implementation.
8167 * targhooks.c (default_libcall_value): Likewise.
8168 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8169 * optabs.c (expand_unop): Use it.
8170 * expr.h (hard_libcall_value): Pass the function RTX through.
8171 * calls.c (emit_library_call_value_1): Update call to
8173 * explow.c (hard_libcall_value): Use new target hook.
8174 * testsuite/lib/target-supports.exp
8175 (check_effective_target_arm_hard_vfp_ok): New hook.
8176 (check_effective_target_arm_neon_ok): Improve test for neon
8178 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8179 * config/arm/arm.c: Include cgraph.h
8180 (TARGET_FUNCTION_VALUE): Override default hook.
8181 (arm_pcs_default): New variable.
8182 (arm_override_options): Don't fault hard calling convention with VFP.
8183 Add support for AAPCS variants.
8184 (arm_function_value): Make static. Handle AAPCS variants.
8185 (arm_libcall_value): New function.
8186 (arm_apply_result_size): Handle VFP registers in results.
8187 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8189 (pcs_attribute_args): New variable.
8190 (arm_pcs_from_attribute): New function.
8191 (arm_get_pcs_model): New function.
8192 (aapcs_vfp_cum_init): New function.
8193 (aapcs_vfp_sub_candidate): New function.
8194 (aapcs_vfp_is_return_candidate): New function.
8195 (aapcs_vfp_is_call_candidate): New function.
8196 (aapcs_vfp_allocate): New function.
8197 (aapcs_vfp_allocate_return_reg): New function.
8198 (aapcs_vfp_advance): New function.
8199 (aapcs_cp_arg_layout): New variable.
8200 (aapcs_select_call_coproc): New function.
8201 (aapcs_select_return_coproc): New function.
8202 (aapcs_allocate_return_reg): New function.
8203 (aapcs_libcall_value): New function.
8204 (aapcs_layout_arg): New function.
8205 (arm_init_cumulative_args): Initialize AAPCS args data.
8206 (arm_function_arg): Handle AAPCS variants using new interface.
8207 (arm_arg_parital_bytes): Likewise.
8208 (arm_function_arg_advance): New function.
8209 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8210 calling conventions.
8211 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8212 * arm.h (NUM_VFP_ARG_REGS): Define.
8213 (LIBCALL_VALUE): Update.
8214 (FUNCTION_VALUE): Delete.
8215 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8216 (arm_pcs): New enum.
8217 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8218 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8219 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8220 * arm-protos.h (arm_function_arg_advance): Add.
8221 (aapcs_libcall_value): Add.
8222 (arm_function_value): Delete.
8224 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8225 H.J. Lu <hongjiu.lu@intel.com>
8228 * config/i386/i386.c (standard_sse_mode_p): Remove.
8229 (standard_sse_constant_p): Return 2 for integer mode
8230 vector_all_ones_operand when SSE2 is enabled.
8231 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8232 (ix86_expand_vector_move): Do not check for negative values from
8233 standard_sse_constant_p.
8235 2009-08-06 Richard Guenther <rguenther@suse.de>
8237 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8238 array type comparisons frontend independent.
8239 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8240 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8241 out array reference lower bound and element size operands.
8242 (ao_ref_init_from_vn_reference): Properly compute the offset
8243 for ARRAY_RANGE_REF.
8244 (vn_reference_fold_indirect): Fill out array reference lower
8245 bound and element size operands.
8246 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8247 a non gimple valued reference operand which can happen for
8248 array reference lower bound or element size.
8249 (create_component_ref_by_pieces_1): Properly generate the
8250 element size operand for array references.
8252 2009-08-06 Richard Guenther <rguenther@suse.de>
8254 PR tree-optimization/40964
8255 * tree.c (iterative_hash_host_wide_int): Export.
8256 * tree.h (iterative_hash_host_wide_int): Declare.
8257 * tree-ssa-structalias.c (heapvar_map): New struct.
8258 (heapvar_map_eq): New function.
8259 (heapvar_map_hash): Likewise.
8260 (heapvar_lookup): Adjust.
8261 (heapvar_insert): Likewise.
8262 (make_constraint_from_heapvar): Allow multiple heap variables
8263 per decl at different offsets.
8264 (init_alias_heapvars): Adjust.
8266 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8268 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8269 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8270 trailing sync if TARGET_SYNC_AFTER_SC.
8272 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8274 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8275 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8276 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8277 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8278 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8279 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8280 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8281 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8282 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8283 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8284 the prototype declaration match the definition.
8285 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8286 instructions explicitly. Add barrier_before and operands
8288 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8289 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8290 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8291 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8292 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8293 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8295 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8297 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8299 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8300 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8303 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8306 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8308 PR rtl-optimization/40924
8309 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8310 make sure canon_rtx (mem_address) isn't simpler than
8311 canon_rtx (expanded_mem_address).
8313 2009-08-05 Li Feng <nemokingdom@gmail.com>
8315 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8317 (build_scop_drs): Build alias set for each SCoP.
8319 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8321 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8322 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8323 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8324 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8325 (BASE_DRIVER_SELF_SPECS): Likewise.
8327 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8329 * tree-ssa-alias.c: Fix some comment typos.
8331 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8333 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8334 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8336 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8339 * simplify-rtx.c (simplify_binary_operation_1): Disable
8340 simplifications for decimal float operations.
8342 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8345 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8346 operand of INDIRECT_REF.
8348 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8350 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8351 constants referencing TLS symbols.
8353 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8355 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8356 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8358 2009-08-03 Richard Guenther <rguenther@suse.de>
8360 * tree.c (make_vector_type): Build a main variant first,
8361 get the canonical one and then build the variant.
8362 * tree-ssa.c (useless_type_conversion_p_1): Handle
8364 (useless_type_conversion_p): Conversions to pointers to
8365 incomplete record types are useless.
8367 2009-08-03 Richard Guenther <rguenther@suse.de>
8369 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8370 file will be created.
8371 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8372 * toplev.c (compile_file): Adjust comment.
8374 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8376 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8377 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8378 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8379 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8380 (sh_promote_function_mode): Fix typo.
8382 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8384 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8386 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8388 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8389 declaration arguments.
8391 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8393 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8394 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8395 (ix86_split_ashl): Ditto.
8396 (ix86_expand_vector_init_one_nonzero): Ditto.
8397 (ix86_expand_vector_set): Ditto.
8398 (ix86_expand_reduc_v4sf): Ditto.
8400 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8402 * explow.c (promote_function_mode): Remove assert.
8403 * config/sh/sh.c (sh_promote_function_mode): Declare.
8405 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8407 * config/pa/pa.c (pa_promote_function_mode): Declare.
8408 Change to static. Fix promote_mode call.
8410 * gthr-dce.h (CONST_CAST2): Define if not defined.
8411 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8413 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8415 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8417 * expr.c (store_constructor): Use promote_decl_mode. Remove
8418 now write-only variable unsignedp.
8419 (expand_expr_real_1): Use promote_decl_mode.
8420 * expr.h (promote_function_mode, promote_decl_mode): New.
8421 (promote_mode): Remove last argument.
8422 * function.c (assign_temp): Drop last argument of promote_mode.
8423 (assign_parm_find_data_types): Use promote_function_mode.
8424 (assign_parm_setup_reg): Likewise.
8425 (expand_function_end): Use promote_function_mode.
8426 * calls.c (initialize_argument_information): Use promote_function_mode.
8427 (precompute_arguments): Use promote_mode instead of checking if
8428 only PROMOTE_FUNCTION_MODE is defined.
8429 (expand_call): When making sibcall decisions, use promote_function_mode.
8430 Below, remove an if for targetm.calls.promote_function_return and
8431 and use promote_function_mode.
8432 (emit_library_call_value_1): Use promote_function_mode, fix bug
8433 where promote_mode was passed FOR_CALL == 0 for a return value in an
8435 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8436 * explow.c (promote_function_mode, promote_decl_mode): New.
8437 (promote_mode): Keep only the FOR_CALL == 0 case.
8438 * combine.c (setup_incoming_promotion): Remove test of
8439 promote_function_args. Use promote_function_mode.
8440 * stmt.c (expand_value_return): Use promote_decl_mode.
8441 (expand_decl): Use promote_decl_mode.
8443 * expr.c (store_constructor): Use promote_decl_mode. Remove
8444 now write-only variable unsignedp.
8445 (expand_expr_real_1): Use promote_decl_mode.
8446 * expr.h (promote_function_mode, promote_decl_mode): New.
8447 (promote_mode): Remove last argument.
8448 * function.c (assign_temp): Drop last argument of promote_mode.
8449 (assign_parm_find_data_types): Use promote_function_mode.
8450 (assign_parm_setup_reg): Likewise.
8451 (expand_function_end): Use promote_function_mode.
8452 * calls.c (initialize_argument_information): Use promote_function_mode.
8453 (precompute_arguments): Use promote_mode instead of checking if
8454 only PROMOTE_FUNCTION_MODE is defined.
8455 (expand_call): When making sibcall decisions, use promote_function_mode.
8456 Below, remove an if for targetm.calls.promote_function_return and
8457 and use promote_function_mode.
8458 (emit_library_call_value_1): Use promote_function_mode, fix bug
8459 where promote_mode was passed FOR_CALL == 0 for a return value in an
8461 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8462 * explow.c (promote_function_mode, promote_decl_mode): New.
8463 (promote_mode): Keep only the FOR_CALL == 0 case.
8464 * combine.c (setup_incoming_promotion): Remove test of
8465 promote_function_args. Use promote_function_mode.
8466 * stmt.c (expand_value_return): Use promote_decl_mode.
8467 (expand_decl): Use promote_decl_mode.
8469 * explow.c (promote_function_mode): Just call the target hook.
8470 * targhooks.c (default_promote_function_mode,
8471 default_promote_function_mode_always_promote): New.
8472 * targhooks.h (default_promote_function_mode,
8473 default_promote_function_mode_always_promote): Declare.
8474 * target.h (promote_function_args, promote_function_return): Remove.
8475 (promote_function_mode): New.
8476 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8477 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8478 (TARGET_PROMOTE_FUNCTION_MODE): New.
8479 (TARGET_CALLS): Adjust.
8480 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8481 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8483 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8484 * config/s390/s390.c (s390_promote_function_mode): ... here,
8485 with pointer handling.
8486 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8487 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8489 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8490 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8491 with pointer handling.
8492 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8493 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8495 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8496 * config/sh/sh.c (sh_promote_function_mode): New.
8497 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8498 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8500 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8501 * config/cris/cris.c (cris_promote_function_mode): ... here.
8502 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8503 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8505 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8506 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8507 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8508 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8510 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8511 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8512 complex type handling.
8513 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8514 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8516 * config/pa/pa.c (pa_promote_function_mode): New.
8517 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8518 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8520 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8521 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8522 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8523 * config/xtensa/xtensa.c: Likewise.
8524 * config/stormy16/stormy16.c: Likewise.
8525 * config/iq2000/iq2000.c: Likewise.
8526 * config/rs6000/rs6000.c: Likewise.
8527 * config/picochip/picochip.c: Likewise.
8528 * config/arc/arc.c: Likewise.
8529 * config/mcore/mcore.c: Likewise.
8530 * config/score/score.c: Likewise.
8531 * config/mips/mips.c: Likewise.
8532 * config/bfin/bfin.c: Likewise.
8533 * config/ia64/ia64.c: Likewise (disabled though).
8535 * config/frv/frv.h: Remove pointless remark.
8537 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8538 TARGET_PROMOTE_FUNCTION_ARGS,
8539 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8540 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8542 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8544 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8545 -floop-parallelize-all.
8546 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8547 flag_loop_parallelize_all.
8548 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8549 * graphite.c (graphite_transform_loops): Same.
8551 * graphite-poly.c (apply_poly_transforms): Same.
8553 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8555 PR tree-optimization/40914
8556 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8557 if set, then check the delta field of the PMF record.
8558 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8559 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8560 call is stored in the delta.
8562 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8564 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8566 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8568 * config/i386/bsd.h (ASM_BYTE): New define.
8569 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8570 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8571 .byte. Use fputs or putc instead of fprintf where appropriate.
8572 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8573 fputs or putc instead of fprintf where appropriate.
8574 * config/i386/i386elf.h: Ditto.
8575 * config/i386/sysv4.h: Ditto.
8577 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8578 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8579 (*tls_global_dynamic_64): Ditto.
8581 2009-07-31 Christian Bruel <christian.bruel@st.com>
8583 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8585 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8587 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8588 Remove dead code for MINUS.
8590 2009-07-31 Anthony Green <green@moxielogic.com>
8592 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8594 (moxie_expand_epilogue): Ditto for epilogue.
8595 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8597 (moxie_function_arg): Ditto.
8598 (moxie_pass_by_reference): Ditto.
8599 (moxie_arg_partial_bytes): Ditto.
8600 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8601 (FUNCTION_ARG_ADVANCE) Ditto.
8602 (REG_PARM_STACK_SPACE) Ditto.
8603 (FUNCTION_ARG_REGNO_P) Dito.
8605 * config.gcc: Add moxie linux config support.
8606 * gcc/config/moxie/uclinux.h: New file.
8608 2009-07-31 DJ Delorie <dj@redhat.com>
8610 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8611 (UNSPECV_SP_SWITCH_E): New.
8612 (sp_switch_1): Change to an unspec.
8613 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8615 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8616 reference the new stack's address
8618 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8620 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8621 graphite-clast-to-gimple.o, graphite-dependences.o,
8622 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8623 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8624 (graphite-blocking.o,
8625 graphite-clast-to-gimple.o, graphite-dependences.o,
8626 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8627 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8628 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8629 * cfgloop.h (struct loop): Add can_be_parallel field.
8630 * common.opt (fgraphite-identity): Moved up.
8631 (fgraphite-force-parallel): New flag.
8632 * graphite.c: Rewrite.
8633 * graphite.h: Rewrite.
8634 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8636 * toplev.c (graphite_out_file): New file descriptor.
8637 (graphite_in_file): New.
8638 (process_options): flag_graphite_force_parallel cannot be used without
8640 * tree-ssa-loop.c: Include toplev.h.
8641 (gate_graphite_transforms): Enable flag_graphite for
8642 flag_graphite_force_parallel.
8644 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8646 * ChangeLog.graphite: New.
8647 * graphite-blocking.c: New.
8648 * graphite-clast-to-gimple.c: New.
8649 * graphite-clast-to-gimple.h: New.
8650 * graphite-dependences.c: New.
8651 * graphite-dependences.h: New.
8652 * graphite-interchange.c: New.
8653 * graphite-poly.c: New.
8654 * graphite-poly.h: New.
8655 * graphite-ppl.c: New.
8656 * graphite-ppl.h: New.
8657 * graphite-scop-detection.c: New.
8658 * graphite-scop-detection.h: New.
8659 * graphite-sese-to-poly.c: New.
8660 * graphite-sese-to-poly.h: New.
8664 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8666 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8667 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8669 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8671 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8672 (scev_is_linear_expression): Return false if the evolution is not
8673 affine multivariate.
8675 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8677 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8678 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8680 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8682 * tree-data-ref.c (debug_data_references): New.
8683 (debug_data_reference): New.
8684 * tree-data-ref.h (debug_data_references): Declared.
8685 (debug_data_reference): Declared.
8687 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8689 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8690 * tree-data-ref.h (scop_p): Removed.
8691 (struct data_reference): Remove field scop.
8693 (stmt_simple_memref_p): Removed.
8695 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8697 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8698 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8701 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8703 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8705 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8707 * doc/invoke.texi (-fgraphite-identity): Documented.
8709 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8711 * tree-scalar-evolution.c: Fix comment.
8712 (instantiate_scev_1): Return unknow from scev instantiation if the
8713 result is not above instantiate_below.
8715 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8717 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8718 static anymore. Instantiate the symbols that may have been introduced
8720 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8723 2009-07-30 DJ Delorie <dj@redhat.com>
8725 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8726 .vliw directive to VLIW sections.
8728 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8730 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8732 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8733 (AUTOHEADER): New variable.
8734 ($(srcdir)/cstamp-h.in): Use it.
8736 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8737 Pat Haugen <pthaugen@us.ibm.com>
8738 Revital Eres <ERES@il.ibm.com>
8740 * config/rs6000/vector.md (VEC_F): Add VSX support.
8744 (vector_load_<mode>): Ditto.
8745 (vector_store_<mode>): Ditto.
8746 (vector GPR move split): Ditto.
8747 (vec_reload_and_plus_<mptrsize>): Ditto.
8748 (vec_reload_and_reg_<mptrsize>): Ditto.
8749 (add<mode>3): Ditto.
8750 (sub<mode>3): Ditto.
8751 (mul<mode>3): Ditto.
8752 (neg<mode>2): Ditto.
8753 (abs<mode>2): Ditto.
8754 (smin<mode>3): Ditto.
8755 (smax<mode>3): Ditto.
8756 (vector_eq<mode>): Ditto.
8757 (vector_gt<mode>): Ditto.
8758 (vector_ge<mode>): Ditto.
8759 (vector_gtu<mode>): Ditto.
8760 (vector_select_<mode>_uns): Ditto.
8761 (vector_eq_<mode>_p): Ditto.
8762 (vector_gt_<mode>_p): Ditto.
8763 (vector_ge_<mode>_p): Ditto.
8764 (vector_gtu_<mode>_p): Ditto.
8765 (cr6_test_for_zero): Ditto.
8766 (cr6_test_for_zero_reverse): Ditto.
8767 (cr6_test_for_lt): Ditto.
8768 (cr6_test_for_lt_reverse): Ditto.
8769 (xor<mode>3): Ditto.
8770 (ior<mode>3): Ditto.
8771 (and<mode>3): Ditto.
8772 (one_cmpl<mode>2): Ditto.
8773 (nor<mode>2): Ditto.
8774 (andc<mode>2): Ditto.
8775 (float<VEC_int<mode>2): Ditto.
8776 (unsigned_float<VEC_int><mode>2): Ditto.
8777 (fix_trunc<mode><VEC_int>2): Ditto.
8778 (fixuns_trunc<mode><VEC_int>2): Ditto.
8780 (vec_set<mode>): Ditto.
8781 (vec_extract<mode>): Ditto.
8782 (vec_interleave_highv4sf): Ditto.
8783 (vec_interleave_lowv4sf): Ditto.
8784 (vec_realign_load_<mode>): Ditto.
8785 (vec_shl_<mode>): Ditto.
8786 (vec_shr_<mode>): Ditto.
8787 (div<mode>3): New patterns for VSX.
8788 (vec_interleave_highv2df): Ditto.
8789 (vec_interleave_lowv2df): Ditto.
8790 (vec_pack_trunc_v2df): Ditto.
8791 (vec_pack_sfix_trunc_v2df): Ditto.
8792 (vec_pack_ufix_trunc_v2df): Ditto.
8793 (vec_unpacks_hi_v4sf): Ditto.
8794 (vec_unpacks_lo_v4sf): Ditto.
8795 (vec_unpacks_float_hi_v4si): Ditto.
8796 (vec_unpacks_float_lo_v4si): Ditto.
8797 (vec_unpacku_float_hi_v4si): Ditto.
8798 (vec_unpacku_float_lo_v4si): Ditto.
8799 (movmisalign<mode>): Ditto.
8800 (vector_ceil<mode>2): New patterns for vectorizing math library.
8801 (vector_floor<mode>2): Ditto.
8802 (vector_btrunc<mode>2): Ditto.
8803 (vector_copysign<mode>3): Ditto.
8805 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8806 predicate for setting the high bit in each word, used for copysign.
8808 * config/rs6000/ppc-asm.h (f19): Whitespace.
8809 (f32-f63): Define if VSX.
8810 (v0-v31): Define if Altivec.
8811 (vs0-vs63): Define if VSX.
8813 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8815 * config/rs6000/power7.md: New file, provide tuning parameters for
8818 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8819 (rs6000_cpu_cpp_builtins): Ditto.
8820 (altivec_overloaded_builtins): Ditto.
8821 (altivec_resolve_overloaded_builtin): Ditto.
8823 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8824 debug switch to disable vectorizing simple math builtin
8827 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8828 Vectorize simple math builtin functions.
8829 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8830 hook to vectorize math builtins.
8831 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8832 (rs6000_builtin_conversion): Add VSX/power7 support.
8833 (rs6000_builtin_vec_perm): Ditto.
8834 (vsplits_constant): Add support for loading up a vector constant
8835 with just the high bit set in each part.
8836 (rs6000_expand_vector_init): Add VSX/power7 support.
8837 (rs6000_expand_vector_set): Ditto.
8838 (rs6000_expand_vector_extract): Ditto.
8839 (rs6000_emit_move): Ditto.
8840 (bdesc_3arg): Ditto.
8841 (bdesc_2arg): Ditto.
8842 (bdesc_1arg): Ditto.
8843 (rs6000_expand_ternop_builtin): Ditto.
8844 (altivec_expand_builtin): Ditto.
8845 (rs6000_expand_unop_builtin): Ditto.
8846 (rs6000_init_builtins): Ditto.
8847 (altivec_init_builtins): Ditto.
8848 (builtin_function_type): Ditto.
8849 (rs6000_common_init_builtins): Ditto.
8850 (rs6000_handle_altivec_attribute); Ditto.
8851 (rs6000_mangle_type): Ditto.
8852 (rs6000_vector_mode_supported_p): Ditto.
8853 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8856 * config/rs6000/vsx.md: New file for VSX support.
8858 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8859 identifing values with just the most significant bit set.
8860 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8861 vectorized builtins.
8863 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8864 (UNSPEC_VRFIM): Delete.
8865 (splitter for loading up vector with most significant bit): New
8866 splitter for vectorizing copysign.
8867 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8868 vectorizing simple math functions.
8869 (altivec_vrfip): Add support for vectorizing simple math functions.
8870 (altivec_vrfim): Ditto.
8871 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8873 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8874 (power7.md, vsx.md): Include for power7 support.
8875 (copysigndf3): Use VSX instructions if -mvsx.
8876 (negdf2_fpr): Ditto.
8877 (absdf2_fpr): Ditto.
8878 (nabsdf2_fpr): Ditto.
8879 (adddf3_fpr): Ditto.
8880 (subdf3_fpr): Ditto.
8881 (muldf3_fpr): Ditto.
8882 (divdf3_fpr): Ditto.
8883 (fix_truncdfdi2_fpr): Ditto.
8884 (cmpdf_internal1): Ditto.
8885 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8886 (btruncdf2, btruncdf2_fpr): Ditto.
8887 (ceildf2, ceildf2_fpr): Ditto.
8888 (floordf2, floordf2_fpr): Ditto.
8889 (floatdidf2, floatdidf2_fpr): Ditto.
8890 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8891 (fmsubdf4_fpr): Ditto.
8892 (fnmadddf4_fpr_1): Ditto.
8893 (fnmadddf4_fpr_2): Ditto.
8894 (fnmsubdf4_fpr_1): Ditto.
8895 (fnmsubdf4_fpr_2): Ditto.
8896 (fixuns_truncdfdi2): Add expander for VSX support.
8897 (fix_truncdfdi2): Ditto.
8898 (fix_truncdfsi2): Ditto.
8900 (btruncsf2): Whitespace.
8901 (movdf_hardfloat32): Add support for VSX registers.
8902 (movdf_softfloat32): Ditto.
8903 (movdf_hardfloat64): Ditto.
8904 (movdf_hardfloat64_mfpgpr): Ditto.
8905 (movdf_softfloat64): Ditto.
8906 (movti splitters): Add check for vector registers supporting
8907 TImode in the future.
8908 (bpermd): Add power7 bpermd instruction.
8910 * config/rs6000/altivec.h (vec_div): Define if VSX.
8914 (vec_nearbyint): Ditto.
8917 (all predicates): Use the generic builtin function, and not the V4SF
8918 specific function so that the predicates will work with VSX's V2DF.
8922 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8923 Document new VSX functions and types.
8925 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8928 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8929 "wa", and "j" constraints. Modify "v" to talk about Altivec
8930 instead of just vector.
8932 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8935 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8936 location for phi arguments.
8937 (rewrite_update_phi_arguments): Find locations for reaching defs.
8938 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8939 Add location to add_phi_arg calls.
8940 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8941 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8942 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8943 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8944 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8945 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8946 * tree-phinodes.c (make_phi_node): Initialize location.
8947 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8948 (add_phi_arg): Add location parameter.
8949 (remove_phi_arg_num): Move location when moving phi argument.
8950 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8952 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8953 slpeel_update_phi_nodes_for_guard1,
8954 slpeel_update_phi_nodes_for_guard2,
8955 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8956 vect_loop_versioning): Set locations.
8957 * tree-parloops.c (create_phi_for_local_result,
8958 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8959 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8960 * tree-vect-loop.c (get_initial_def_for_induction,
8961 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8963 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8964 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8965 (gimple_phi_arg_set_location): New. Set locus.
8966 (gimple_phi_arg_has_location): New. Check for locus.
8967 (redirect_edge_var_map_location): New. Return locus from var_map.
8968 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8969 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8970 combining PHI arguments.
8971 (cond_store_replacement): Set location.
8972 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8973 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8974 scop_add_exit_phis_edge): Add locations.
8975 * tree-cfgcleanup.c (remove_forwarder_block,
8976 remove_forwarder_block_with_phi): Add locations.
8977 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8978 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8980 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8981 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8982 flush_pending_stmts): Add source location.
8983 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8984 stack to preserve locations.
8985 * tree-vect-stmts.c (vectorizable_load): Add location.
8986 * tree-inline.c (copy_phis_for_bb): Copy locus.
8987 (setup_one_parameter): Add call locus to inlined parameter stmts.
8988 (initialize_inlined_parameters): Pass in call location as parameter
8990 (tree_function_versioning): Pass location to setup_one_parameter.
8991 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8992 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8993 copy and edge lists.
8994 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8995 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8996 locus parameter and override the stmt default if provided.
8997 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8998 elim_graph_add_edge, elim_graph_remove_succ_edge,
8999 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9000 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9001 eliminate_phi): Add locus info in elimination graph for each edge and
9003 (insert_backedge_copies): Copy locus if present.
9004 * tree-flow.h (struct _edge_var_map): Add locus field.
9005 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9006 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9007 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9009 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9011 2009-07-30 Martin Jambor <mjambor@suse.cz>
9013 PR tree-optimization/40570
9014 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9017 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9019 * ssa-loop-manip.c: Include langhooks.h.
9020 (rewrite_phi_with_iv): New.
9021 (rewrite_all_phi_nodes_with_iv): New.
9022 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9023 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9024 * tree-parloops.c (loop_parallel_p): Move out all conditions
9025 except dependency check.
9026 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9027 (gen_parallel_loop): Call canonicalize_loop_ivs without
9028 reduction_list argument.
9029 (build_new_reduction): New.
9030 (gather_scalar_reductions): New.
9031 (try_get_loop_niter): New.
9032 (try_create_reduction_list): New.
9033 (parallleize_loops): Change the parallel conditions check.
9034 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9035 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9037 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9039 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9041 * doc/options.texi (Option properties): Mention new quoting syntax.
9043 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9045 * config/alpha/alpha.c (alpha_start_function):
9046 Handle VMS_DEBUG_MAIN_POINTER
9047 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9048 * doc/invoke.texi: Document -mdebug-main switch.
9050 2009-07-29 Richard Henderson <rth@redhat.com>
9052 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9053 (cgraph_create_edge_including_clones): Likewise.
9054 * tree-inline.c (copy_bb): Operate on the correct edges
9055 when updating the callgraph.
9057 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9059 * config/alpha/vms-cc.c: Deleted.
9060 * config/alpha/vms-ld.c: Deleted.
9061 * config/alpha/t-vms64: Moved to config/vms
9062 * config/alpha/vms-crt0-64.c: Moved to config/vms
9063 * config/alpha/vms-crt0.c: Moved to config/vms
9064 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9065 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9066 * config/alpha/xm-vms.h: Moved to config/vms
9067 * config/alpha/x-vms: Moved to config/vms
9068 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9070 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9071 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9073 * config/vms/t-vms64: Moved here from config/alpha
9074 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9075 (argc,argv,envp): Enforce 32bit malloc'ing.
9076 * config/vms/vms-psxcrt0-64.c: Likewise.
9077 * config/vms/vms-crt0.c: Moved here from config/alpha.
9078 * config/vms/vms-psxcrt0.c: Likewise.
9079 * config/vms/vms-crtl-64.h: New file.
9080 * config/vms/vms-crtl.h: New file.
9081 * config/vms/vms.opt: New file.
9082 * config/vms/xm-vms64.h: New file.
9083 * config/vms/xm-vms.h: Moved here from config/alpha.
9084 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9086 * config/vms/x-vms: Moved here from config/alpha.
9087 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9088 (vms-ld.o, vms-cc.o): Removed.
9089 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9091 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9093 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9094 correct stack (obvious VMS fix).
9096 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9098 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9099 date, version info if VMS_DEBUGGING_INFO defined.
9100 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9101 size, date calculating code moved here.
9103 2009-07-29 Paul Brook <paul@codesourcery.com>
9105 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9108 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9111 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9112 to DImode when generating insq_le insn.
9114 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9116 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9117 New macro set for VMS_DEBUGGGING_INFO.
9118 (AT_string_form): Use it.
9120 2009-07-28 DJ Delorie <dj@redhat.com>
9122 * config/mep/mep.c (vtext_section): New.
9123 (vftext_section): New.
9124 (ftext_section): New.
9125 (mep_select_section): Add support for functions.
9126 (mep_unique_section): Likewise.
9127 (mep_asm_init_sections): Likewise.
9128 (mep_encode_section_info): Remove it from here.
9130 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9132 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9134 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9135 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9137 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9139 * dwarf2out.c (output_file_names): Test new macro
9140 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9141 (add_comp_dir_attribute): Likewise.
9143 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9145 * config/i386/mingw-w64.h (LINK_SPEC): Add
9146 separating space between commands.
9148 2009-07-28 Jan Hubicka <jh@suse.cz>
9150 PR tree-optimization/40759
9151 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9154 2009-07-27 DJ Delorie <dj@redhat.com>
9156 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9157 types are dword-aligned.
9158 (mep_expand_va_start): Likewise.
9160 2009-07-27 Olivier Hainque <hainque@adacore.com>
9161 Douglas B Rupp <rupp@gnat.com>
9163 * convert.c (convert_to_pointer): Don't assume the target
9164 pointer type is POINTER_SIZE long. Fetch its precision instead.
9166 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9168 * system.h (fopen): Undefine if macro.
9170 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9172 * dwarf2out.c (output_cfi_p): Removed.
9173 (output_cfis): New function.
9174 (output_fde): New function, split from output_call_frame_info.
9175 (output_call_frame_info): Use it.
9176 (dwarf2out_switch_text_section): Use output_cfis.
9178 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9180 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9181 TARGET_BI_ARCH is specified without enabling SJLJ.
9182 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9183 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9185 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9187 * arm.md (negdi2): Use DImode if forcing a value into a register.
9189 2009-07-26 Ira Rosen <irar@il.ibm.com>
9191 PR tree-optimization/40801
9192 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9193 of vector operand from the previous copy of vector statement.
9194 Pass the correct definition type value to
9195 vect_get_vec_def_for_stmt_copy().
9197 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9199 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9200 const char ** conversion.
9202 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9204 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9205 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9206 (gcc_unreachable): Invoke __builtin_unreachable() if
9207 !ENABLE_ASSERT_CHECKING.
9209 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9211 PR rtl-optimization/40445
9212 * emit-rtl.c (next_nonnote_insn_bb): New function.
9213 * rtl.h (next_nonnote_insn_bb): Declare new function.
9214 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9215 with no successors that is the successor of the ENTRY_BLOCK.
9216 Continue from the top after removing an empty fallthrough block.
9217 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9218 of next_nonnote_insn.
9220 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9222 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9224 2009-07-25 Martin Jambor <mjambor@suse.cz>
9226 * c-common.c (c_common_attribute_table): New element for noclone.
9227 (handle_noclone_attribute): New function. Forward-declare.
9228 * tree-inline.c (tree_versionable_function_p): Check for noclone
9230 * doc/extend.texi (Labels as Values): Document need for noclone.
9231 (Function Attributes): Document noclone attribute.
9233 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9235 PR rtl-optimization/34999
9236 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9237 and dw_fde_switched_cold_to_hot fields.
9238 (output_cfi_p): New function.
9239 (output_call_frame_info): If fde->dw_fde_switched_sections,
9240 output 2 FDEs instead of one with corrupted header.
9241 (dwarf2out_do_cfi_startproc): New function.
9242 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9243 and fde->dw_fde_switched_cold_to_hot.
9244 (dwarf2out_switch_text_section): Compute
9245 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9246 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9247 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9248 Otherwise, compute fde->dw_fde_switch_cfi.
9250 2009-07-24 Cary Coutant <ccoutant@google.com>
9252 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9254 2009-07-24 Cary Coutant <ccoutant@google.com>
9256 * cfghooks.c (split_block): Copy discriminator to new block.
9257 * tree-cfg.c (assign_discriminator): Check location of last
9258 instruction in block as well as first.
9260 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9262 * config/i386/linux.c: Use fputs or putc instead of fprintf
9264 * config/i386/gas.h: Ditto.
9265 * config/i386/x86-64.h: Ditto.
9266 * config/i386/att.h: Ditto.
9268 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9270 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9273 2009-07-24 Martin Jambor <mjambor@suse.cz>
9275 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9276 (ipa_push_func_to_list_1): Declare.
9277 (ipa_push_func_to_list): New function.
9279 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9280 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9281 (ipa_push_func_to_list): Removed.
9282 (ipa_pop_func_from_list): Clear node_enqueued flag.
9284 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9286 * config/s390/s390.c (override_options): Default
9287 max-unrolled-insns to 100 for z10 tuning.
9289 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9291 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9292 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9293 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9294 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9295 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9296 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9297 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9299 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9301 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9302 use default set in mingw32.h header.
9303 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9304 64-bit /mingw/include path.
9305 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9308 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9310 PR rtl-optimization/40209
9311 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9313 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9315 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9316 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9317 with the rest of string where appropriate. Use fputs or putc
9318 instead of fprintf where appropriate.
9320 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9321 Pat Haugen <pthaugen@us.ibm.com>
9322 Revital Eres <ERES@il.ibm.com>
9324 * config/rs6000/vector.md: New file. Move most of the vector
9325 expander support here from altivec.md to allow for the VSX vector
9326 unit in the future. Add support for secondary_reload patterns.
9327 Rewrite the patterns for vector comparison, and vector comparison
9328 predicate instructions so that the RTL expresses the desired
9329 behavior, instead of using unspec.
9331 * config/rs6000/constraints.md ("f" constraint): Use
9332 rs6000_constraints to hold the precalculated register class.
9333 ("d" constraint): Ditto.
9334 ("wd" constraint): New constraint for VSX.
9335 ("wf" constraint): Ditto.
9336 ("ws" constraint): Ditto.
9337 ("wa" constraint): Ditto.
9338 ("wZ" constraint): Ditto.
9339 ("j" constraint): Ditto.
9341 * config/rs6000/predicates.md (vsx_register_operand): New
9343 (vfloat_operand): New predicate for vector.md.
9344 (vint_operand): Ditto.
9345 (vlogical_operand): Ditto.
9346 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9347 (easy_vector_constant): Add VSX support.
9348 (altivec_indexed_or_indirect_operand): New predicate for
9349 recognizing Altivec style memory references with AND -16.
9351 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9352 for vector secondary reload support.
9353 (rs6000_vector_reg_class): Delete, replacing it with
9355 (rs6000_vsx_reg_class): Ditto.
9356 (rs6000_constraints): New array to hold the register classes of
9357 each of the register constraints that can vary at runtime.
9358 (builtin_mode_to_type): New static array for builtin function type
9360 (builtin_hash_table): New static hash table for builtin function
9362 (TARGET_SECONDARY_RELOAD): Define target hook.
9363 (TARGET_IRA_COVER_CLASSES): Ditto.
9364 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9365 registers are 128 bits if VSX memory reference instructions are used.
9366 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9368 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9369 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9370 Print several of the scheduling related parameters.
9371 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9372 rs6000_constraints instead of rs6000_vector_reg_class. Move
9373 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9374 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9375 Altivec. Add VSX support. Setup for secondary reload support on
9376 Altivec/VSX registers.
9377 (rs6000_override_options): Make power7 set the scheduling groups
9378 like the power5. Add support for new debug switches to override
9379 the scheduling defaults. Temporarily disable -mcpu=power7 from
9380 setting -mvsx. Add support for debug switches -malways-hint,
9381 -msched-groups, and -malign-branch-targets.
9382 (rs6000_buitlin_conversion): Add support for returning unsigned
9383 vector conversion functions to fix regressions due to stricter
9385 (rs6000_builtin_mul_widen_even): Ditto.
9386 (rs6000_builtin_mul_widen_odd): Ditto.
9387 (rs6000_builtin_vec_perm): Ditto.
9388 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9389 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9391 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9393 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9394 VSX types for bit operations. Changes to accomidate vector.md.
9395 (bdesc_2arg): Ditto.
9396 (bdesc_1arg): Ditto.
9397 (struct builtin_description_predicates): Rewrite predicate
9398 handling so that RTL describes the operation, instead of passing
9399 the instruction to be used as a string argument.
9400 (bdesc_altivec_preds): Ditto.
9401 (altivec_expand_predicate_builtin): Ditto.
9402 (altivec_expand_builtin): Ditto.
9403 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9404 statement for vsldoi support.
9405 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9406 (altivec_expand_st_builtin): Ditto.
9407 (paired_expand_builtin): Whitespace changes.
9408 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9409 builtin_mode_to_type table for secondary reload. Call
9410 builtin_function_type to build random builtin functions.
9411 (altivec_init_builtins): Change to use builtin_function_type to
9412 create builtin function types dynamically as we need them.
9413 (builtin_hash_function): New support for hashing the tree types
9414 for builtin function as we need it, rather than trying to build
9415 all of the trees that we need. Add initial preliminary VSX support.
9416 (builtin_function_type): Ditto.
9417 (builtin_function_eq): Ditto.
9418 (builtin_hash_struct): Ditto.
9419 (rs6000_init_builtins): Ditto.
9420 (rs6000_common_init_builtins): Ditto.
9421 (altivec_init_builtins): Ditto.
9422 (rs6000_common_init_builtins): Ditto.
9423 (enum reload_reg_type): New enum for simplifing reg classes.
9424 (rs6000_reload_register_type): Simplify register classes into GPR,
9425 Vector, and other registers. Altivec and VSX addresses in reload.
9426 (rs6000_secondary_reload_inner): Ditto.
9427 (rs6000_ira_cover_classes): New target hook, that returns the
9428 appropriate cover classes, based on -mvsx being used or not.
9429 (rs6000_secondary_reload_class): Add VSX support.
9430 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9431 (get_vsel_insn): Ditto.
9432 (rs6000_emit_vector_compare): Rewrite vector conditional support
9433 so that where we can, we use RTL operators, instead of blindly use
9435 (rs6000_emit_vector_select): Ditto.
9436 (rs6000_emit_vector_cond_expr): Ditto.
9437 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9438 (create_TOC_reference): Add -mdebug=addr support.
9439 (emit_frame_save): VSX loads/stores need register indexed addressing.
9441 * config/rs6000/rs6000.md: Include vector.md.
9443 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9445 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9446 support for V2DI, V2DF in logical, permute, select operations.
9448 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9449 switch for vsx/power7.
9450 (-mvsx-scalar-memory): Ditto.
9451 (-mvsx-align-128): Ditto.
9452 (-mallow-movmisalign): Ditto.
9453 (-mallow-df-permute): Ditto.
9454 (-msched-groups): Ditto.
9455 (-malways-hint): Ditto.
9456 (-malign-branch-targets): Ditto.
9458 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9460 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9461 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9462 (rs6000_vector_reg_class): Delete.
9463 (rs6000_vsx_reg_class): Ditto.
9464 (enum rs6000_reg_class_enum): New enum for the constraints that
9465 vary based on target switches.
9466 (rs6000_constraints): New array to hold the register class for all
9467 of the register constraints that vary based on the switches used.
9468 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9469 (enum rs6000_builtins): Add unsigned varients for the builtin
9470 declarations returned by target hooks for expanding multiplies,
9471 select, and permute operations. Add VSX builtins.
9472 (enum rs6000_builtin_type_index): Add entries for VSX.
9473 (V2DI_type_node): Ditto.
9474 (V2DF_type_node): Ditto.
9475 (unsigned_V2DI_type_node): Ditto.
9476 (bool_long_type_node): Ditto.
9477 (intDI_type_internal_node): Ditto.
9478 (uintDI_type_internal_node): Ditto.
9479 (double_type_internal_node): Ditto.
9481 * config/rs6000/altivec.md (whole file): Move all expanders to
9482 vector.md from altivec.md. Rename insn matching functions to be
9484 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9485 (altivec_vcmp*): Ditto.
9486 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9487 (VM): New iterator for moves that includes the VSX types.
9488 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9489 (altivec_vperm_<mode>_uns): New, for unsigned types.
9490 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9491 (altivec_eq<mode>): Ditto.
9492 (altivec_gt<mode>): Ditto.
9493 (altivec_gtu<mode>): Ditto.
9494 (altivec_eqv4sf): Ditto.
9495 (altivec_gev4sf): Ditto.
9496 (altivec_gtv4sf): Ditto.
9497 (altivec_vcmpbfp_p): Ditto.
9499 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9501 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9504 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9507 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9508 ASM_SHORT instead of .word.
9509 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9510 instead of .word in asm template.
9512 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9515 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9516 (process_bb_node_lives): Use it.
9518 * ira.c (setup_cover_and_important_classes): Don't setup
9519 ira_important_class_nums. Add cover classes to the end of
9521 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9523 (find_reg_class_closure): Use reorder_important_classes.
9525 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9527 * config/i386/i386.c (i386_ira_cover_classes): New function.
9528 (TARGET_IRA_COVER_CLASSES): Redefine.
9530 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9531 importance of order of cover classes in the array.
9533 2009-07-22 Diego Novillo <dnovillo@google.com>
9535 * tree-pass.h (TDF_EH): Define.
9536 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9537 contains TDF_EH, print the EH region number holding GS.
9538 * tree-dump.c (dump_options): Add "eh".
9539 * doc/invoke.texi: Document it.
9541 2009-07-22 Doug Kwan <dougkwan@google.com>
9543 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9545 2009-07-22 Michael Matz <matz@suse.de>
9547 PR tree-optimization/35229
9548 PR tree-optimization/39300
9550 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9551 (inhibit_phi_insertion): New function.
9552 (insert_into_preds_of_block): Call it for REFERENCEs.
9553 (init_pre): Initialize and finalize scalar evolutions.
9554 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9556 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9558 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9559 Use CONST_VECTOR_NUNITS to determine number of elements.
9561 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9563 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9564 (U, W): Constraints are now deprecated and will be removed if we
9566 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9568 ("prefetch"): Add the stcmh instruction for prefetching.
9569 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9571 (s390_short_displacement): Return always true if compiling for
9572 machines not providing the long displacement facility.
9573 (s390_mem_constraint): Support the new constraint letter Z.
9574 (s390_check_qrst_address): New function.
9576 2009-07-21 DJ Delorie <dj@redhat.com>
9578 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9581 2009-07-21 Jason Merrill <jason@redhat.com>
9583 * c-common.c (max_tinst_depth): Increase default to 1024.
9585 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9587 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9588 (vec_unpacku_float_lo_v4si): Ditto.
9590 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9593 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9594 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9595 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9596 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9598 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9600 PR tree-optimization/40813
9601 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9604 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9606 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9607 with a NOP_EXPR if needed.
9609 2009-07-21 Paul Brook <paul@codesourcery.com>
9611 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9612 Terminate debug dump with newline.
9614 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9616 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9617 Cast "1" to unsigned HOST_WIDE_INT.
9618 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9619 deposit length to the maximum length - lsb. Extend length if
9620 HOST_BITS_PER_WIDE_INT is 32.
9622 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9624 * cgraph.h (constant_pool_htab): New function.
9625 (constant_descriptor_tree): Move from varasm.c.
9626 * varasm.c (constant_pool_htab): New function.
9627 (constant_descriptor_tree): Move to cgraph.h.
9629 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9631 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9633 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9635 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9638 2009-07-20 Xinliang David Li <davidxl@google.com>
9640 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9642 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9644 * config/mips/mips.md (move_type): Add arith.
9645 (type): Handle arith.
9646 (zero_extendsidi2): Rename this into ...
9647 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9648 (zero_extendsidi2): New expander.
9649 (*zero_extendsidi2_dext): New pattern.
9651 2009-07-20 Nick Clifton <nickc@redhat.com>
9653 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9654 to set MIPS_ABI_DEFAULT.
9655 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9657 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9659 * tree-object-size.c (addr_object_size): Handle unions with
9660 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9662 PR tree-optimization/40792
9663 * tree.c (build_function_type_skip_args): Remove bogus assert.
9665 2009-07-20 Jan Hubicka <jh@suse.cz>
9666 Martin Jambor <mjambor@suse.cz>
9668 * cgraph.h (combined_args_to_skip): New field.
9669 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9670 combined_args_to_skip and args_to_skip.
9671 * tree-inline.c (update_clone_info): New function.
9672 (tree_function_versioning): Call update_clone_info.
9673 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9675 (cgraph_materialize_all_clones): More extensive dumping, working
9676 with combined_args_to_skip rather than args_to_skip.
9678 2009-07-20 Ira Rosen <irar@il.ibm.com>
9680 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9681 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9682 (get_initial_def_for_reduction): Likewise.
9683 (vectorizable_reduction): Skip the check of first operand in case
9684 of COND_EXPR. Add check that it is outer loop vectorization if
9685 nested cycle was detected. Call vectorizable_condition() for
9686 COND_EXPR. If reduction epilogue cannot be created do not fail for
9687 nested cycles (if it is not double reduction). Assert that there
9688 is only one type in the loop in case of COND_EXPR. Call
9689 vectorizable_condition() to vectorize COND_EXPR.
9690 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9691 Add parameters. Allow nested cycles if called from
9692 vectorizable_reduction(). Use reduction vector variable if provided.
9693 (vect_analyze_stmt): Call vectorizable_reduction() before
9694 vectorizable_condition().
9695 (vect_transform_stmt): Update call to vectorizable_condition().
9697 2009-07-20 Christian Bruel <christian.bruel@st.com>
9699 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9700 * doc/invoke.texi (-mfmovd): Likewise.
9701 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9703 2009-07-20 Jan Hubicka <jh@suse.cz>
9705 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9706 when handling SSA name.
9708 2009-07-19 Jan Hubicka <jh@suse.cz>
9710 PR tree-optimization/40676
9711 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9712 virtual PHIs in empty BBs.
9714 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9716 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9717 re-expanded the compound use gen_lowpart instead to convert to the
9720 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9722 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9723 OUTER_CONST arguments.
9724 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9725 the new wider mode will be masked off.
9726 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9728 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9730 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9731 high-order bits are zero.
9733 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9735 * combine.c (simplify_shift_const_1): Split code to determine
9737 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9738 new bits shifted in are identical to the old sign bit.
9740 2009-07-18 Richard Guenther <rguenther@suse.de>
9743 * gimplify.c (gimplify_call_expr): Reject code using results from
9744 functions returning void.
9746 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9748 * doc/md.texi: Document the new PowerPC "es" constraint.
9749 Document that "m" can include automodified addresses on this target,
9750 and explain how %U must be used. Extend the "Q" and "Z" documentation
9751 to suggest "es" as well as "m".
9752 * config/rs6000/constraints.md (es): New memory constraint.
9753 (Q, Z): Update strings to match new documentation.
9755 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9757 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9758 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9759 * config/rs6000/predicates.md (volatile_mem_operand): Use
9760 offsettable_nonstrict_memref_p.
9761 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9762 (*floatunssidf2_internal): Likewise.
9763 (*fix_truncdfsi2_internal): Likewise.
9764 (*fix_trunctfsi2_internal): Likewise.
9766 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9768 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9770 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9772 2009-07-17 Richard Guenther <rguenther@suse.de>
9775 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9776 (pass_warn_unused_result): Likewise.
9777 (TODO_set_props): Remove.
9778 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9780 (pass_diagnose_omp_blocks): Define.
9781 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9782 (c_gimple_diagnostics_recursively): Remove.
9783 (finish_function): Do not call it.
9784 (c_write_global_declarations): Continue after errors.
9785 Finalize the CU here.
9786 * c-gimplify.c (c_genericize): Do not gimplify here.
9787 * c-common.c (c_warn_unused_result): Move ...
9788 * tree-cfg.c (do_warn_unused_result): ... here.
9789 (run_warn_unused_result): New function.
9790 (gate_warn_unused_result): New function.
9791 (pass_warn_unused_result): New pass.
9792 * c-common.h (c_warn_unused_result): Remove.
9793 * flags.h (flag_warn_unused_result): Declare.
9794 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9795 * opts.c (flag_warn_unused_result): Initialize to false.
9796 * toplev.c (compile_file): Add comment.
9797 * omp-low.c (create_omp_child_function): Do not register
9798 the function with the frontend.
9799 (diagnose_omp_structured_block_errors): Prepare to be
9800 called as optimization pass.
9801 (gate_diagnose_omp_blocks): New function.
9802 (pass_diagnose_omp_blocks): New pass.
9803 * cgraph.h (cgraph_optimize): Remove.
9804 (cgraph_analyze_function): Likewise.
9805 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9806 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9807 before their parents here.
9808 (cgraph_finalize_function): Not here.
9809 (cgraph_analyze_function): Gimplify functions here.
9810 (cgraph_finalize_compilation_unit): Continue after errors.
9811 Optimize the callgraph from here.
9812 (cgraph_optimize): Make static.
9813 * langhooks.c (write_global_declarations): Finalize the CU.
9814 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9815 (gimplify_function_tree): Assert we gimplify only once.
9816 Set PROP_gimple_any property.
9817 * tree-nested.c (gimplify_all_functions): New function.
9818 (lower_nested_functions): Gimplify all nested functions.
9819 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9820 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9821 and pass_diagnose_omp_blocks after gimplification. Do not
9822 set TODO_set_props on all_lowering_passes.
9823 (execute_one_pass): Do not handle TODO_set_props.
9824 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9825 (gimplify.o): Add tree-pass.h dependency.
9826 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9827 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9828 (unsave_r): Likewise.
9829 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9832 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9834 * doc/service.texi (Service): Restore previously removed link,
9835 which isn't broken after all.
9837 2009-07-17 Richard Guenther <rguenther@suse.de>
9839 PR tree-optimization/40321
9840 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9841 PHI nodes to the maximal set.
9842 (make_values_for_phi): Add PHI arguments to the maximal set.
9843 (execute_pre): Dump PHI_GEN and the maximal set.
9845 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9848 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9851 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9853 * doc/extend.texi (Nested Functions): Replace broken link with
9855 * doc/service.texi (Service): Remove broken link.
9857 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9860 * builtins.c (expand_builtin_memcmp): Use loc instead of
9861 EXPR_LOCATION (exp).
9862 (expand_builtin_strncmp): Likewise.
9864 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9865 Manuel López-Ibáñez <manu@gcc.gnu.org>
9868 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9869 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9870 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9871 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9872 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9873 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9874 tree-inline.c, c-common.c, c-common.h, gimple.c,
9875 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9876 convert.c: Add location argument to fold_{unary,binary,ternary},
9877 fold_build[123], build_call_expr, build_size_arg,
9878 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9879 fold_build1_initializer, fold_build2_initializer,
9880 fold_build3_initializer, fold_build_call_array,
9881 fold_build_call_array_initializer, fold_single_bit_test,
9882 omit_one_operand, omit_two_operands, invert_truthvalue,
9883 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9884 combine_comparisons, fold_builtin_*, fold_call_expr,
9885 build_range_check, maybe_fold_offset_to_address, round_up,
9888 2009-07-16 Jason Merrill <jason@redhat.com>
9891 * c-common.c (c_common_reswords): Add __is_standard_layout
9893 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9894 * doc/implement-cxx.texi: New.
9895 * doc/gcc.texi: Include it.
9897 2009-07-16 DJ Delorie <dj@redhat.com>
9899 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9900 compares that may be indirectly affected by previous instructions.
9902 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9904 * builtins.c (do_mpc_arg2): New.
9905 (fold_builtin_2): Fold builtin cpow.
9906 * real.h (HAVE_mpc_pow): New.
9908 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9910 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9911 comparison to skip unprofitable schedule
9913 2009-07-16 Simon Baldwin <simonb@google.com>
9915 * gcc.c (option_map): New flag -no-canonical-prefixes.
9916 * (display_help): Print help text for new flag.
9917 * (process_command): Move options translation and language specifics
9918 and handle new flag early. Use it to set a function pointer to a
9919 prefix builder. Replace make_relative_prefix calls with calls to
9920 the function pointed to. Ignore new flag in regular options handling.
9921 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9923 2009-07-15 DJ Delorie <dj@redhat.com>
9925 * config/mep/mep.md (sibcall_internal): Change register to avoid
9927 (sibcall_value_internal): Likewise.
9929 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9931 PR rtl-optimization/40710
9932 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9934 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9936 * config/mips/mips.md (*extenddi_truncate<mode>,
9937 *extendsi_truncate<mode>): Change type attribute to move_type
9938 with shift_shift. Split out code handling exts from here ...
9939 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9941 (*extendhi_truncateqi): Change type attribute to move_type with
9942 shift_shift. Split out code handling exts from here ...
9943 (*extendhi_truncateqi_exts): ... to this new pattern.
9945 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9947 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9948 instead of "and" with inverted sign bit mask value. Use
9949 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9950 Allocate registers only for operand 4 and operand 5.
9952 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9955 * fold-const.c (fold_cond_expr_with_comparison): When folding
9956 < and <= to MIN, make sure the MIN uses the same type as the
9957 comparison's operands.
9959 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9961 * arm.md (ior_xor): New code iterator.
9962 (split for ior/xor with shift and zero-extend): New split pattern.
9963 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9965 2009-07-15 Richard Guenther <rguenther@suse.de>
9967 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9970 2009-07-15 Richard Guenther <rguenther@suse.de>
9973 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9975 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9977 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9978 handle 2.6.30 kernel.
9980 2009-07-15 DJ Delorie <dj@redhat.com>
9982 * config/mep/mep.md (sibcall_internal): Change register to allow
9983 for 24-bit addresses.
9984 (sibcall_value_internal): Likewise.
9986 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9988 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9989 that are enabled/disabled by the flags introduced by a previous patch.
9991 2009-07-14 DJ Delorie <dj@redhat.com>
9993 * config/mep/mep.md (sibcall_internal): Include non-toggling
9995 (sibcall_value_internal): Likewise.
9997 2009-07-14 Taras Glek <tglek@mozilla.com>
9998 Rafael Espindola <espindola@google.com>
10000 * doc/sourcebuild.texi: Document install-plugin target.
10001 * configure.ac: Added install-plugin target to language makefiles.
10002 * configure: Regenerate.
10003 * Makefile.in: (install-plugin): Install more headers,
10004 depend on lang.install-plugin.
10006 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10008 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10011 2009-07-14 DJ Delorie <dj@redhat.com>
10013 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10014 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10015 * config/mep/mep.md (sibcall_internal): Change test from
10016 mep_vliw_mode_match to mep_vliw_jmp_match.
10017 (sibcall_value_internal): Likewise.
10019 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10021 * config/i386/sse.md (copysign<mode>3): New expander.
10022 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10023 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10024 Use ix86_build_const_vector.
10025 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10026 IX86_BUILTIN_CPYSGNPD.
10027 (builtin_description): Add __builtin_ia32_copysignps and
10028 __builtin_ia32_copysignpd.
10029 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10030 and BUILT_IN_COPYSIGNF.
10032 2009-07-13 Jason Merrill <jason@redhat.com>
10034 * builtins.c (can_trust_pointer_alignment): New fn.
10035 (get_pointer_alignment): Factor it out from here.
10036 * tree.h: Declare it.
10038 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10040 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10043 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10047 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10049 2009-07-14 Richard Guenther <rguenther@suse.de>
10050 Andrey Belevantsev <abel@ispras.ru>
10052 PR middle-end/40745
10053 * cfgexpand.c (partition_stack_vars): Do not bother to update
10054 alias information when not optimizing.
10056 2009-07-14 Richard Guenther <rguenther@suse.de>
10057 Andrey Belevantsev <abel@ispras.ru>
10059 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10060 (pt_solution_set): Likewise.
10061 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10062 * tree-ssa-structalias.c (pt_solution_set): New function.
10063 * final.c (rest_of_clean_state): Free SSA data structures.
10064 * print-rtl.c (print_decl_name): Remove.
10065 (print_mem_expr): Implement in terms of print_generic_expr.
10066 * alias.c (ao_ref_from_mem): New function.
10067 (rtx_refs_may_alias_p): Likewise.
10068 (true_dependence): Query alias-export info.
10069 (canon_true_dependence): Likewise.
10070 (write_dependence_p): Likewise.
10071 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10073 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10074 (mem_expr_equal_p): Use operand_equal_p.
10075 (set_mem_attributes_minus_bitpos): Do not use
10076 component_ref_for_mem_expr.
10077 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10078 (update_alias_info_with_stack_vars): Likewise.
10079 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10080 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10081 explicitly nor clear stmt operands.
10082 Free the decl-to-pointer map.
10083 * tree-optimize.c (execute_free_datastructures): Do not free
10084 SSA data structures here.
10085 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10086 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10087 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10089 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10091 2009-07-13 DJ Delorie <dj@redhat.com>
10093 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10094 unrolling at the right iteration count.
10096 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10099 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10101 * haifa-sched.c (rank_for_schedule): Introduced flags to
10102 enable/disable individual scheduling heuristics.
10103 * common.opt: Introduced flags to enable/disable individual
10104 heuristics in the scheduler.
10105 * doc/invoke.texi: Introduced flags to enable/disable individual
10106 heuristics in the scheduler.
10108 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10110 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10111 config/i386/mingw-tls.c.
10112 * config/i386/mingw-tls.c: Removed.
10114 2009-07-13 Ira Rosen <irar@il.ibm.com>
10116 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10117 checks access only relevant statements.
10118 (vectorizable_reduction): Likewise.
10120 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10122 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10123 just for 32-bit case.
10125 2009-07-12 Jan Hubicka <jh@suse.cz>
10127 PR tree-optimization/40585
10128 * except.c (expand_resx_expr): When there already is resume
10129 instruction, produce linked list.
10130 (build_post_landing_pads): Assert that resume is empty.
10131 (connect_post_landing_pads): Handle resume lists.
10132 (dump_eh_tree): Dump resume list.
10134 2009-07-12 Ira Rosen <irar@il.ibm.com>
10136 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10137 with additional argument.
10138 * tree-vectorizer.h (enum vect_def_type): Add
10139 vect_double_reduction_def.
10140 (vect_is_simple_reduction): Add argument.
10141 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10143 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10144 vect_is_simple_reduction with additional argument.
10145 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10147 (reduction_code_for_scalar_code): Handle additional codes by
10148 returning ERROR_MARK for them. Fix comment and indentation.
10149 (vect_is_simple_reduction): Fix comment, add argument to specify
10150 double reduction. Detect double reduction.
10151 (get_initial_def_for_induction): Fix indentation.
10152 (get_initial_def_for_reduction): Fix comment and indentation.
10153 Handle double reduction. Create initial definitions that do not
10154 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10155 (vect_create_epilog_for_reduction): Fix comment, add argument to
10156 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10157 epilogue result extraction. Create double reduction phi node and
10158 replace relevant uses.
10159 (vectorizable_reduction): Call vect_is_simple_reduction with
10160 additional argument. Fix indentation. Update epilogue code treatment
10161 according to the changes in reduction_code_for_scalar_code. Check
10162 for double reduction. Call vect_create_epilog_for_reduction with
10163 additional argument.
10164 * tree-vect-stmts.c (process_use): Handle double reduction, update
10166 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10167 (vect_get_vec_def_for_operand): Likewise.
10169 2009-07-12 Danny Smith <dansmister@gmail.com>
10171 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10172 dllexport if !TREE_PUBLIC.
10173 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10175 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10177 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10178 (avr_extra_arch_macro) Remove declatation.
10179 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10180 (avr_extra_arch_macro) Declare as static.
10181 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10183 2009-07-11 Jan Hubicka <jh@suse.cz>
10185 PR middle-end/48388
10186 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10188 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10191 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10192 cold_in_std_section bits.
10193 (dwarf2out_begin_prologue): Initialize them.
10194 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10195 if already covered by text_section or cold_text_section range.
10197 PR rtl-optimization/40667
10198 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10199 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10200 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10201 * config/i386/i386.c (ix86_minimum_alignment): New function.
10202 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10203 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10204 * emit-rtl.c (gen_reg_rtx): Likewise.
10205 * function.c (assign_parms): Likewise. If nominal_type needs
10206 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10207 rather than passed_type's alignment.
10210 * function.c (assign_parm_setup_stack): Adjust
10211 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10212 from nominal_mode on big endian.
10214 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10216 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10218 2009-07-10 DJ Delorie <dj@redhat.com>
10220 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10222 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10224 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10226 (thumb2_cbnz): Likewise.
10228 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10231 * config.gcc (supported_defaults): Add synci.
10232 (with_synci): Add validation.
10233 (all_defaults): Add synci.
10234 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10237 * config/mips/mips.opt (msynci): New option.
10238 * config/mips/mips.c (mips_override_options): Warn on use of
10239 -msynci for targets that do now support it.
10240 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10242 * gcc/doc/invoke.texi (-msynci): Document the new option.
10243 * doc/install.texi (--with-synci): Document the new option.
10245 2009-07-10 Richard Guenther <rguenther@suse.de>
10247 PR tree-optimization/40496
10248 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10249 the PHI result with a compatible type.
10251 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10255 * c.opt (Wunused-result): New.
10256 * doc/invoke.texi: Document it.
10257 * c-common.c (c_warn_unused_result): Use it.
10259 2009-07-09 DJ Delorie <dj@redhat.com>
10261 * targhooks.c (default_target_can_inline_p): Rename from
10262 default_target_option_can_inline_p.
10263 * targhooks.h (default_target_can_inline_p): Likewise.
10264 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10265 TARGET_OPTION_CAN_INLINE_P.
10266 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10267 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10268 (mep_target_can_inline_p): Rename from
10269 mep_target_option_can_inline_p.
10272 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10273 registers used to pass vectors.
10275 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10277 2009-07-09 Tom Tromey <tromey@redhat.com>
10279 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10280 * config/mmix/mmix.c: Include dwarf2.h.
10281 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10282 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10283 * config/sh/sh.c: Include dwarf2.h.
10284 * config/i386/i386.c: Include dwarf2.h.
10285 * Makefile.in (DWARF2_H): Remove 'elf'.
10286 * except.c: Include dwarf2.h.
10287 * unwind-dw2.c: Include dwarf2.h.
10288 * dwarf2out.c: Include dwarf2.h.
10289 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10290 * unwind-dw2-fde.c: Include dwarf2.h.
10291 * dwarf2asm.c: Include dwarf2.h.
10293 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10295 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10296 (max_issue): Use it.
10297 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10299 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10300 (region_sched_info): Update.
10301 * sched-ebb.c (ebb_sched_info): Update.
10302 * modulo-sched.c (sms_sched_info): Update.
10303 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10305 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10307 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10309 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10311 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10313 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10315 PR middle-end/40692
10316 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10317 arg1 with arg01 if arg1 is already INTEGER_CST.
10319 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10321 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10322 Transform (and (truncate)) into (truncate (and)).
10324 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10326 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10327 creating LHS paradoxical subregs. Fix surrounding returns to
10328 use NULL_RTX rather than 0.
10330 2009-07-08 DJ Delorie <dj@redhat.com>
10332 * config/mep/mep.c: (mep_option_can_inline_p): New.
10333 (TARGET_OPTION_CAN_INLINE_P): Define.
10335 2009-07-08 Mark Wielaard <mjw@redhat.com>
10338 * dwarf2out.c (add_data_member_location_attribute): When we have
10339 only a constant offset don't emit a new location description using
10340 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10343 2009-07-08 Richard Henderson <rth@redhat.com>
10346 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10347 (enum reg_class): Add CLOBBERED_REGS.
10348 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10349 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10350 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10351 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10352 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10353 force 64-bit sibcalls into R11.
10354 * config/i386/constraints.md (U): New constraint.
10355 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10356 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10357 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10359 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10361 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10363 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10364 * ebitmap.h (dump_ebitmap): Ditto.
10365 * optabs.h (optab_libfunc): Ditto.
10366 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10367 * tree-flow.h (vect_can_force_dr_alignment_p,
10368 get_vectype_for_scalar_type): Ditto.
10369 (vectorize_loops): Move prototype to ...
10370 * tree-vectorizer.h: ... here. Also, adjust comment.
10371 (vect_set_verbosity_level): Remove duplicate prototype.
10372 * tree-ssa-loop.c: Include tree-vectorizer.h.
10373 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10375 2009-07-08 Nick Clifton <nickc@redhat.com>
10377 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10380 2009-07-08 DJ Delorie <dj@redhat.com>
10382 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10383 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10384 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10386 * config/mep/intrinsics.md: Regenerated.
10387 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10388 registers when asm() or calls are detected.
10390 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10393 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10395 * gimple (gimple_build_call_from_tree): Likewise.
10396 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10397 no_warning flag before warning.
10399 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10401 * tree.c (set_expr_locus): Remove.
10402 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10403 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10405 * gimplify.c (internal_get_tmp_var): Likewise.
10406 (gimplify_call_expr): Likewise.
10407 (gimplify_one_sizepos): Likewise.
10409 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10412 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10413 to variables for debugging purposes.
10415 2009-06-23 Mark Loeser <mark@halcy0n.com>
10418 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10420 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10422 * pretty-print.c (pp_base_format): Remove %J.
10423 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10424 gcc_cxxdiag_char_table): Likewise.
10425 (init_dynamic_diag_info): Likewise.
10427 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10429 * pretty-print.c (pp_base_format): Remove %H.
10430 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10431 gcc_cxxdiag_char_table): Likewise.
10432 (init_dynamic_diag_info): Likewise.
10433 * config/mep/mep.c (mep_select_section): Likewise.
10435 2009-07-07 Duncan Sands <baldrick@free.fr>
10437 * final.c (pass_clean_state): Give the pass a name.
10438 * passes.c (pass_rest_of_compilation): Likewise.
10439 * tree-optimize.c (pass_all_optimizations): Likewise.
10441 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10443 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10444 an extra 'decl' for error_at.
10446 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10448 PR middle-end/40669
10449 * tree-tailcall.c (adjust_return_value_with_ops,
10450 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10451 if it has complex or vector type.
10453 2009-07-07 Olivier Hainque <hainque@adacore.com>
10455 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10458 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10460 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10462 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10464 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10465 * c-decl.c: Likewise.
10466 * function.c: Likewise.
10467 * varasm.c: Likewise.
10468 * tree-ssa.c: Likewise.
10469 * c-common.c: Likewise.
10470 * tree-cfg.c: Likewise.
10471 * config/spu/spu.c: Likewise.
10472 * config/ia64/ia64.c: Likewise.
10473 * config/v850/v850.c: Likewise.
10475 2009-07-06 DJ Delorie <dj@redhat.com>
10477 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10478 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10479 unspecified accesses to control registers.
10480 * config/mep/intrinsics.md: Regenerate.
10481 * config/mep/intrinsics.h: Regenerate.
10482 * config/mep/mep-intrin.h: Regenerate.
10484 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10486 * c-lex.c: Replace %H by an explicit location. Update all calls.
10487 * c-common.c: Likewise.
10488 * c-decl.c: Likewise.
10489 * c-typeck.c: Likewise.
10490 * fold-const.c: Likewise.
10491 * gimplify.c: Likewise.
10492 * stmt.c: Likewise.
10493 * tree-cfg.c: Likewise.
10494 * tree-ssa-loop-niter.c: Likewise.
10495 * tree-vrp.c: Likewise.
10496 * value-prof.c: Likewise.
10498 2009-07-06 Diego Novillo <dnovillo@google.com>
10500 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10501 if it has one. Handle cases where VAR does not have an
10502 annotation or cfun is NULL.
10504 2009-07-06 Diego Novillo <dnovillo@google.com>
10506 * tree.c: Include debug.h.
10507 (initialize_tree_contains_struct): New.
10508 (init_ttree): Call it.
10509 (tree_node_structure_for_code): Factor out of ...
10510 (tree_node_structure): ... here.
10511 * treestruct.def (TS_PHI_NODE): Remove.
10512 (TS_GIMPLE_STATEMENT): Remove.
10514 2009-07-06 Diego Novillo <dnovillo@google.com>
10516 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10517 (debug_tree_chain): Handle cycles.
10519 2009-07-06 Nick Clifton <nickc@redhat.com>
10520 DJ Delorie <dj@redhat.com>
10522 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10523 __FMOVD_ENABLED__ is defined.
10525 (TARGET_FMOVD): Provide a default definition.
10526 (MASK_FMOVD): Likewise.
10527 (TARGET_CPU_CPP_BUILTINS): Define
10528 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10529 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10530 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10531 (split for DF load from memory into register): Also handle
10532 MEMs which consist of REG+DISP addressing.
10533 (split for DF store from register to memory): Likewise.
10534 (movsf_ie): Always use single fp_mode.
10535 * config/sh/sh.c (sh_override_options): Do not automatically
10536 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10537 that to the -mfmovd command line switch.
10538 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10539 (fldi_ok): Always allow.
10540 * config/sh/sh.opt (mfmovd): Remove this switch.
10541 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10543 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10544 Kaz Kojima <kkojima@gcc.gnu.org>
10546 PR rtl-optimization/30807
10547 * postreload.c (reload_combine): For every new use of REG_SUM,
10548 record the use of BASE.
10550 2009-07-06 Jan Hubicka <jh@suse.cz>
10552 * params.def: Revert my accidental commit at 2009-06-30.
10554 2009-07-04 Ian Lance Taylor <iant@google.com>
10557 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10559 (mingw_format_attribute_overrides): Likewise.
10561 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10564 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10565 don't check cfa.reg. Instead of cfa.indirect use
10566 fde && fde->drap_reg != INVALID_REGNUM test.
10568 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10570 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10572 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10575 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10577 2009-07-03 Richard Guenther <rguenther@suse.de>
10579 PR tree-optimization/40640
10580 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10583 2009-07-03 Jan Hubicka <jh@suse.cz>
10585 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10586 for size, reduce amount of inlining.
10588 2009-07-03 Richard Guenther <rguenther@suse.de>
10590 PR middle-end/34163
10591 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10592 if t +- x is known to not overflow and the conversion widens the
10594 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10596 2009-07-03 Jan Hubicka <jh@suse.cz>
10598 * ipa-pure-const.c (analyze): Update loop optimizer init.
10599 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10600 try_remove_empty_loop, remove_empty_loops): Remove.
10601 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10602 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10603 to mark regular loops as neccesary.
10604 (degenerate_phi_p): New function.
10605 (propagate_necessity, remove_dead_phis): Use it.
10606 (forward_edge_to_pdom): Likewise.
10607 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10608 virtual PHI nodes that became unreachable.
10609 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10610 * tree-flow.h (remove_empty_loops): Remove.
10611 * passes.c (init_optimization_passes): Remove.
10613 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10615 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10616 can_create_pseudo_p.
10617 (*fix_trunc<mode>_i387_1): Ditto.
10618 (*floathi<mode>2_1): Ditto.
10619 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10620 (*fistdi2_1): Ditto.
10621 (*fist<mode>2_1): Ditto.
10622 (frndintxf2_floor): Ditto.
10623 (*fist<mode>2_floor_1): Ditto.
10624 (frndintxf2_ceil): Ditto.
10625 (*fist<mode>2_ceil_1): Ditto.
10626 (frndintxf2_trunc): Ditto.
10627 (frndintxf2_mask_pm): Ditto.
10628 (fxam<mode>2_i387_with_temp): Ditto.
10629 * config/i386/sse.md (mulv16qi3): Ditto.
10630 (*sse2_mulv4si3): Ditto.
10632 (sse4_2_pcmpestr): Ditto.
10633 (sse4_2_pcmpistr): Ditto.
10635 2009-07-03 Jan Hubicka <jh@suse.cz>
10637 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10638 (mark_stmt_necessary): Set it.
10639 (mark_operand_necessary): Set it.
10640 (mark_control_dependent_edges_necessary): Set it.
10641 (mark_virtual_phi_result_for_renaming): New function.
10642 (get_live_post_dom): New function.
10643 (forward_edge_to_pdom): New function.
10644 (remove_dead_stmt): Fix handling of control dependences.
10645 (tree_dce_init): Init new bitmap.
10646 (tree_dce_done): Free it.
10648 2009-07-02 Richard Guenther <rguenther@suse.de>
10651 * tree-ssa-structalias.c (new_var_info): Initialize
10654 2009-07-02 Jan Hubicka <jh@suse.cz>
10656 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10659 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10661 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10662 instead of recomputing it. Adjust calls.
10663 (emit_store_flag): Adjust recursive calls.
10665 2009-07-02 Richard Guenther <rguenther@suse.de>
10667 * tree-ssa-live.c (remove_unused_locals): Do not remove
10669 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10670 of DECL_EXTERNAL for HEAP variables.
10671 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10672 HEAP variables. Do not adjust RESTRICT vars.
10673 (find_what_var_points_to): Nobody cares if something
10674 points to READONLY.
10676 2009-07-02 Ben Elliston <bje@au.ibm.com>
10678 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10679 pc_low and pc_high declarations to the top of the function.
10681 2009-07-01 DJ Delorie <dj@redhat.com>
10683 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10684 registers as fixed.
10685 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10686 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10687 unspecified accesses to control registers.
10688 * config/mep/intrinsics.md: Regenerate.
10689 * config/mep/intrinsics.h: Regenerate.
10690 * config/mep/mep-intrin.h: Regenerate.
10692 2009-07-01 Anthony Green <green@moxielogic.com>
10694 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10695 instruction when possible.
10696 (moxie_expand_prologue): Ditto. Also, save an instruction and
10697 some complexity by popping off of $r12 instead of $sp.
10698 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10701 2009-07-01 Richard Henderson <rth@redhat.com>
10704 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10705 contained no insns, reposition note before last insn.
10707 2009-07-01 Richard Henderson <rth@redhat.com>
10710 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10711 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10713 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10716 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10717 darwin9 for printing reg addresses with %y.
10719 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10721 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10722 truncation from operands in binary operations.
10724 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10727 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10728 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10729 subreg of op0 to the original op0.
10731 * expmed.c (store_bit_field_1): Use a temporary as the destination
10732 instead of a paradoxical subreg when we need to truncate the result.
10734 2009-07-01 DJ Delorie <dj@redhat.com>
10736 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10737 names to VLIW variants.
10738 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10739 * config/mep/intrinsics.md: Regenerate.
10740 * config/mep/intrinsics.h: Regenerate.
10741 * config/mep/mep-intrin.h: Regenerate.
10743 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10746 * jump.c (returnjump_p): Revert last patch.
10747 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10749 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10752 * pa.md (casesi32p): Use jump table label to determine the offset
10754 (casesi64p): Likewise.
10756 * pa.c (forward_branch_p): Return bool type. Use instruction
10757 addresses when available. Assert that INSN has a jump label.
10758 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10761 2009-07-01 Richard Guenther <rguenther@suse.de>
10763 PR tree-optimization/19831
10764 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10765 that only act as barriers do not make any previous stores necessary.
10766 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10767 HEAP variables global, do not add a constraint from nonlocal.
10768 (find_func_aliases): Handle escapes through return statements.
10769 (compute_points_to_sets): Make escaped HEAP variables global.
10771 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10774 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10775 after reducing a DImode cstore to SImode.
10777 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10779 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10780 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10782 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10784 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10785 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10787 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10788 and umod_optab if TARGET_BSD_DIVMOD.
10789 * config/vax/lib1funcs.asm: New file.
10790 * config/vax/t-linux: New file.
10791 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10793 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10796 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10797 to type arguments that have void type.
10800 * dwarf2out.c (gen_formal_parameter_die): Call
10801 equate_decl_number_to_die if node is different from origin.
10803 2009-06-30 Anthony Green <green@moxielogic.com>
10805 Clean up moxie port for --enable-build-with-cxx.
10806 * config/moxie/moxie.c (moxie_function_value): First two
10807 parameters are const_tree, not tree.
10808 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10809 (REG_CLASS_NAMES): Ditto.
10810 (REGNO_REG_CLASS): Ditto.
10811 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10812 (moxie_function_value): Fix constyness of arguments.
10814 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10816 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10817 finalize_size_functions before further processing.
10818 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10819 (variable_size): Call self_referential_size on size expressions
10820 that contain a PLACEHOLDER_EXPR.
10821 (size_functions): New static variable.
10822 (copy_self_referential_tree_r): New static function.
10823 (self_referential_size): Likewise.
10824 (finalize_size_functions): New global function.
10825 * tree.c: Include tree-inline.h.
10826 (push_without_duplicates): New static function.
10827 (find_placeholder_in_expr): New global function.
10828 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10830 <tcc_expression>: Likewise.
10831 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10832 the call in the expression.
10833 * tree.h (finalize_size_functions): Declare.
10834 (find_placeholder_in_expr): Likewise.
10835 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10836 (substitute_placeholder_in_expr): Update comment.
10837 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10839 (copy_tree_body_r): Likewise.
10840 (copy_tree_body): New static function.
10841 (maybe_inline_call_in_expr): New global function.
10842 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10843 (maybe_inline_call_in_expr): Declare.
10844 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10845 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10848 2009-06-30 Richard Guenther <rguenther@suse.de>
10850 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10852 (propagate_necessity): Do not mark reaching defs of stores
10855 2009-06-30 Jan Hubicka <jh@suse.cz>
10857 * cfgloopanal.c (check_irred): Move into ...
10858 (mark_irreducible_loops): ... here; return true if ireducible
10860 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10861 (analyze_function): Try to prove loop finiteness.
10862 * cfgloop.h (mark_irreducible_loops): Update prototype.
10863 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10865 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10867 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10869 2009-06-30 Ira Rosen <irar@il.ibm.com>
10871 PR tree-optimization/40542
10872 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10875 2009-06-30 Martin Jambor <mjambor@suse.cz>
10877 PR tree-optimization/40582
10878 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10879 than useless_type_conversion_p.
10880 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10883 2009-06-30 Martin Jambor <mjambor@suse.cz>
10885 PR middle-end/40554
10886 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10888 2009-06-30 Richard Guenther <rguenther@suse.de>
10890 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10891 use ao_ref references.
10892 (walk_aliased_vdefs): Likewise.
10893 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10894 * tree-ssa-dce.c (struct ref_data): Remove.
10895 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10896 (mark_aliased_reaching_defs_necessary): Adjust.
10897 (mark_all_reaching_defs_necessary_1): Likewise.
10899 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10902 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10903 (emit_store_flag_1): Extract from emit_store_flag, adjust
10904 calls to (what now is) emit_cstore.
10905 (emit_store_flag): Call emit_store_flag_1 and also use it
10906 for what used to be recursive calls.
10908 2009-06-30 Wei Guozhi <carrot@google.com>
10911 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10912 if the target bb post dominates from bb.
10913 * config/i386/i386.c (memory_address_length): Check existence of base
10914 register before using it.
10916 2009-06-30 Nick Clifton <nickc@redhat.com>
10917 DJ Delorie <dj@redhat.com>
10919 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10920 __FMOVD_ENABLED__ is defined.
10922 (TARGET_FMOVD): Provide a default definition.
10923 (MASK_FMOVD): Likewise.
10924 (TARGET_CPU_CPP_BUILTINS): Define
10925 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10926 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10927 two fmov instructions depending upon whether TARGET_FMOVD is
10929 (split for DF load from memory into register): Also handle
10930 MEMs which consist of REG+DISP addressing.
10931 (split for DF store from register to memory): Likewise.
10932 * config/sh/sh.opt (mfmovd): Remove this switch.
10933 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10934 * config/sh/sh.c (sh_override_options): Do not automatically
10935 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10936 that to the -mfmovd command line switch.
10938 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10940 (fldi_ok): Always allow.
10941 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10943 2009-06-29 DJ Delorie <dj@redhat.com>
10945 * doc/install.texi (mep-x-elf): Correct chip's full name.
10947 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10949 * doc/extend.texi: Fix typo.
10951 2009-06-29 Tom Tromey <tromey@redhat.com>
10953 * dwarf2.h: Remove.
10954 * Makefile.in (DWARF2_H): New variable.
10955 (except.o): Use it.
10956 (dwarf2out.o): Likewise.
10957 (dwarf2asm.o): Likewise.
10958 * config/i386/t-i386: Use DWARF2_H.
10959 * except.c: Include elf/dwarf2.h.
10960 * unwind-dw2.c: Include elf/dwarf2.h.
10961 * dwarf2out.c: Include elf/dwarf2.h.
10962 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10963 <dtprel>: New field.
10964 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10965 (size_of_loc_descr): Likewise.
10966 (output_loc_operands_raw): Likewise.
10967 (output_loc_operands): Handle new dtprel field.
10968 (loc_checksum): Update.
10969 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10970 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10971 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10972 * dwarf2asm.c: Include elf/dwarf2.h.
10973 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10974 * config/mmix/mmix.c: Include elf/dwarf2.h.
10975 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10976 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10977 * config/sh/sh.c: Include elf/dwarf2.h.
10978 * config/i386/i386.c: Include elf/dwarf2.h.
10980 2009-06-29 DJ Delorie <dj@redhat.com>
10982 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10984 * doc/extend.texi: Add MeP attributes and pragmas.
10985 * doc/invoke.text: Add MeP Options.
10986 * doc/contrib.texi: Add MeP contribution.
10987 * doc/md.texi: Add MeP constraints.
10988 * doc/install.texi: Add MeP target.
10990 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10992 * target.h (struct gcc_target): Add frame_pointer_required field.
10993 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10994 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10995 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10997 * reload1.c (update_eliminables): (Ditto.).
10998 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10999 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11000 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11002 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11004 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11005 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11006 (arm_frame_pointer_required): New function.
11008 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11009 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11010 (avr_frame_pointer_required_p): Declare as static.
11011 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11013 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11014 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11015 (bfin_frame_pointer_required): Make as static, change return type
11017 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11019 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11020 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11021 (cris_frame_pointer_required): New function.
11023 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11025 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11026 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11027 (fr30_frame_pointer_required): New function.
11029 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11030 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11031 (frv_frame_pointer_required): Make as static, change return type
11033 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11035 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11036 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11037 (ix86_frame_pointer_required): Make as static, change return type to
11039 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11041 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11042 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11044 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11046 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11048 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11050 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11051 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11052 (mips_frame_pointer_required): Make as static.
11053 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11055 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11056 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11057 (mmix_frame_pointer_required): Mew function.
11059 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11060 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11062 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11064 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11066 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11068 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11069 (CAN_ELIMINATE): Redefine.
11070 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11071 (sparc_frame_pointer_required): New function.
11072 (sparc_can_eliminate): New function.
11073 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11075 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11076 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11078 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11079 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11080 (xtensa_frame_pointer_required): Make as static, change return type
11082 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11085 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11087 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11088 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11089 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11090 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11091 (register_callback): Handle PLUGIN_START_UNIT.
11092 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11094 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11096 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11098 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11099 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11101 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11103 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11106 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11108 * doc/extend.texi (Additional Floating Types): __float128 is also
11109 supported on i386 targets.
11111 2009-06-29 Richard Guenther <rguenther@suse.de>
11113 PR middle-end/14187
11114 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11116 (pt_solutions_same_restrict_base): Declare.
11117 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11119 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11120 (make_constraint_from, make_copy_constraint): Move earlier.
11121 (make_constraint_from_heapvar): New function.
11122 (make_constraint_from_restrict): Likewise.
11123 (handle_lhs_call): Use it.
11124 (find_func_aliases): Use it to track conversions to restrict
11125 qualified pointers.
11126 (struct fieldoff): Add only_restrict_pointers flag.
11127 (push_fields_onto_fieldstack): Initialize it.
11128 (create_variable_info_for): Track global restrict qualified pointers.
11129 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11130 Track restrict qualified pointer arguments.
11131 (set_uids_in_ptset): Use varinfo is_global_var flag.
11132 (find_what_var_points_to): Set the vars_contains_restrict flag.
11133 Always create the points-to solution for sets including restrict tags.
11134 (pt_solutions_same_restrict_base): New function.
11135 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11136 qualified pointers use pt_solutions_same_restrict_base as
11137 additional source for disambiguation.
11139 2009-06-29 Richard Guenther <rguenther@suse.de>
11141 PR middle-end/38212
11142 * alias.c (find_base_decl): Remove.
11143 (get_deref_alias_set_1): Remove restrict handling.
11144 * c-common.c (c_apply_type_quals_to_decl): Do not set
11145 DECL_POINTER_ALIAS_SET.
11146 * gimplify.c (find_single_pointer_decl_1): Remove.
11147 (find_single_pointer_decl): Likewise.
11148 (internal_get_tmp_var): Remove restrict handling.
11149 (gimple_regimplify_operands): Likewise.
11150 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11151 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11152 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11153 * tree.c (restrict_base_for_decl): Remove.
11154 (init_ttree): Do not allocate it.
11155 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11156 LABEL_DECL_UID for label decls.
11157 (copy_node_stat): Do not copy restrict information.
11158 (decl_restrict_base_lookup): Remove.
11159 (decl_restrict_base_insert): Likewise.
11160 (print_restrict_base_statistics): Likewise.
11161 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11162 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11163 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11164 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11165 (LABEL_DECL_UID): Adjust.
11166 (DECL_BASED_ON_RESTRICT_P): Remove.
11167 (DECL_GET_RESTRICT_BASE): Likewise.
11168 (SET_DECL_RESTRICT_BASE): Likewise.
11169 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11171 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11172 instead of DECL_POINTER_ALIAS_SET.
11173 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11174 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11175 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11177 2009-06-29 Richard Guenther <rguenther@suse.de>
11179 PR tree-optimization/40579
11180 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11181 the IL to simplify has constants that overflowed.
11183 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11185 PR tree-optimization/40550
11186 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11187 vector_compute_type only when the size of vector_compute_type is
11188 less than the size of type.
11190 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11192 * fold-const.c (contains_label_1): Fix comments.
11193 (contains_label_p): Do not walk trees multiple time.
11195 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11197 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11198 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11199 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11200 ix86_fp_comparison_operator.
11201 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11202 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11203 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11204 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11205 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11206 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11207 (related splits): Change predicate to ix86_fp_comparison_operator.
11208 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11209 instead of ix86_fp_comparison_codes.
11210 (ix86_trivial_fp_comparison_operator,
11211 ix86_fp_comparison_operator): New.
11212 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11213 (ix86_expand_compare): Eliminate last two parameters.
11214 (ix86_fp_jump_nontrivial_p): Kill.
11215 * config/i386/i386.c (put_condition_code): Eliminate call to
11216 ix86_fp_comparison_codes and subsequent assertion.
11217 (ix86_fp_comparison_codes): Eliminate.
11218 (ix86_fp_swap_condition): New.
11219 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11220 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11221 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11222 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11223 and ix86_fp_swap_condition.
11224 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11225 Use ix86_fp_comparison_strategy.
11226 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11227 (ix86_fp_jump_nontrivial_p): Eliminate.
11228 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11229 call to ix86_expand_compare.
11230 (ix86_split_fp_branch, ix86_expand_setcc,
11231 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11232 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11234 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11236 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11237 related to jump_clobbers.
11238 * config/arm/arm.md (conds): Remove jump_clob case.
11239 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11240 splits): Change comparison_operator to arm_comparison_operator.
11241 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11244 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11246 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11247 condition for floating point modes.
11248 * expmed.c (emit_store_flag_1): Move here a bigger part
11249 of emit_store_flag.
11250 (emit_store_flag): Try swapping the condition for floating point
11252 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11254 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11256 * expr.c (expand_expr_real_1): Just use do_store_flag.
11257 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11258 emit_store_flag_force.
11259 * expmed.c (emit_store_flag_force): Copy here trick
11260 previously in expand_expr_real_1. Try reversing the comparison.
11261 (emit_store_flag_1): Work if target is NULL.
11262 (emit_store_flag): Work if target is NULL, using the result mode
11263 from the comparison. Use split_comparison, restructure final part
11264 to simplify conditionals.
11266 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11268 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11269 * dojump.c (do_jump): Change handling of floating-point
11270 ops to use just do_compare_and_jump.
11271 (split_comparison): New.
11272 (do_compare_rtx_and_jump): Add here logic coming previously
11273 in do_jump, using split_comparison.
11275 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11278 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11280 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11282 * tree-ssa-alias.c: Fix unintentional commit.
11284 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11286 * passes.c (execute_one_pass): Fix unintentional commit.
11288 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11290 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11291 (df_rd_local_compute, df_md_local_compute): Inline them.
11293 (df_md_scratch): New.
11294 (df_md_alloc, df_md_free): Allocate/free it.
11295 (df_md_local_compute): Only include live registers in init.
11296 (df_md_transfer_function): Prune the in-set computed by
11297 the confluence function, and the gen-set too.
11299 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11301 PR rtl-optimization/26854
11302 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11303 * df-problems.c (df_rd_add_problem): Fix comment.
11304 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11305 df_md_simulate_artificial_defs_at_top,
11306 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11307 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11308 df_md_transfer_function, df_md_init, df_md_confluence_0,
11309 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11310 problem_MD, df_md_add_problem): New.
11311 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11312 df_md_get_bb_info): New.
11313 (DF_LAST_PROBLEM_PLUS1): Adjust.
11315 * Makefile.in (fwprop.o): Include domwalk.h.
11316 * fwprop.c: Include domwalk.h.
11317 (reg_defs, reg_defs_stack): New.
11318 (bitmap_only_bit_between): Remove.
11319 (process_defs): New.
11320 (process_uses): Use reg_defs and local_md instead of
11321 bitmap_only_bit_between and local_rd.
11322 (single_def_use_enter_block): New, from build_single_def_use_links.
11323 (single_def_use_leave_block): New.
11324 (build_single_def_use_links): Remove code moved to
11325 single_def_use_enter_block, invoke domwalk.
11326 (use_killed_between): Adjust comment.
11328 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11330 * bitmap.h (bitmap_ior_and_into): New.
11331 * bitmap.c (bitmap_ior_and_into): New.
11333 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11335 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11336 before_dom_children_before_stmts and after_dom_children_after_stmts.
11337 Rename the two remaining callbacks to just before_dom_children and
11338 after_dom_children. Remove other GIMPLE statement walking bits.
11339 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11340 * graphite.c: Do not include domwalk.h.
11341 * tree-into-ssa.c (interesting_blocks): New global.
11342 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11343 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11344 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11345 now that they're not domwalk callbacks.
11346 (rewrite_initialize_block): Rename to...
11347 (rewrite_enter_block): ... this, place after called functions. Test
11348 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11349 (rewrite_finalize_block): Rename to...
11350 (rewrite_leave_block): ... this, place after called functions.
11351 (rewrite_update_init_block): Rename to...
11352 (rewrite_update_enter_block): ... this, place after called functions.
11353 Test interesting_blocks, call rewrite_update_stmt and
11354 rewrite_update_phi_arguments.
11355 (rewrite_update_fini_block): Rename to...
11356 (rewrite_leave_block): ... this, place after called functions.
11357 (rewrite_blocks): Remove last argument, simplify initialization of
11359 (mark_def_sites_initialize_block): Rename to...
11360 (mark_def_sites_block): ... this, call mark_def_sites.
11361 (mark_def_sites_blocks): Remove argument, simplify initialization of
11363 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11364 (update_ssa): Likewise.
11365 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11367 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11368 (dom_opt_initialize_block): Rename to...
11369 (dom_opt_enter_block): ... this, place after called functions. Walk
11370 statements here, inline propagate_to_outgoing_edges.
11371 (dom_opt_finalize_block): Rename to...
11372 (dom_opt_leave_block): ... this, place after called functions.
11373 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11375 (dse_enter_block, dse_record_phi): New.
11376 (dse_record_phis): Delete.
11377 (dse_finalize_block): Rename to...
11378 (dse_leave_block): ... this.
11379 (tree_ssa_dse): Simplify initialization of walk_data.
11380 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11381 Adjust initialization of walk_data.
11382 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11383 * tree-ssa-loop-phiopt.c (get_non_trapping):
11384 Adjust initialization of walk_data.
11385 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11386 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11387 it's not a domwalk callback.
11388 (uncprop_initialize_block): Rename to...
11389 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11390 (dse_finalize_block): Rename to...
11391 (dse_leave_block): ... this.
11392 (tree_ssa_uncprop): Simplify initialization of walk_data.
11393 * Makefile.in: Adjust dependencies.
11395 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11397 * arm.md (casesi): Fix test for Thumb1.
11398 (thumb1_casesi_internal_pic): Likewise.
11399 (thumb1_casesi_dispatch): Likewise.
11401 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11403 * config/arm/arm-cores.def: Added core cortex-m0.
11404 * config/arm/arm-tune.md: Regenerated.
11405 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11407 2009-06-26 DJ Delorie <dj@redhat.com>
11409 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11411 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11412 the scheduler doesn't tag jump insns.
11414 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11416 * c-decl.c (merge_decls): Re-indent.
11418 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11421 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11422 Special-case decimal float constants.
11424 2009-06-26 Richard Henderson <rth@redhat.com>
11426 * function.h (struct function): Add cannot_be_copied_reason,
11427 and cannot_be_copied_set.
11428 * tree-inline.c (has_label_address_in_static_1): Rename from
11429 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11430 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11431 don't set inline_forbidden_reason.
11432 (copy_forbidden): New function, split out of inline_forbidden_p.
11433 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11434 (inline_forbidden_p): Use copy_forbidden.
11435 (tree_versionable_function_p): Likewise.
11436 (inlinable_function_p): Merge into tree_inlinable_function_p.
11437 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11438 * ipa-cp.c (ipcp_versionable_function_p): New function.
11439 (ipcp_cloning_candidate_p): Use it.
11440 (ipcp_node_modifiable_p): Likewise.
11442 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11444 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11445 that is marked not to be inlined. Remove flag_mudflap use.
11446 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11447 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11449 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11452 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11453 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11455 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11457 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11459 (__mingwthr_remove_key_dtor): Likewise.
11461 2009-06-26 Richard Guenther <rguenther@suse.de>
11463 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11465 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11467 PR middle-end/40525
11468 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11469 try the non-cond_exec path also.
11471 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11474 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11475 (output_cbranch): Use new functions.
11476 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11479 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11480 Pat Haugen <pthaugen@us.ibm.com>
11481 Revital Eres <ERES@il.ibm.com>
11483 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11484 for %c error. Add %x support to print VSX registers as a unified
11485 register set, instead of separate float and altivec registers.
11486 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11487 %y case, and add support for VSX pre-modify addresses.
11488 (output_toc): Add assert for CONST containing an integer constant
11490 (rs6000_adjust_cost): Add POWER7 support.
11491 (insn_must_be_first_in_group): Ditto.
11492 (insn_must_be_last_in_group): Ditto.
11493 (rs6000_emit_popcount): Ditto.
11494 (rs6000_vector_mode_supported_p): Ditto.
11496 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11497 Change some of the functions called by macros to being called
11498 through a pointer, so debug functions can be inserted if
11499 -mdebug=addr or -mdebug=cost.
11500 (rs6000_preferred_reload_class_ptr): Ditto.
11501 (rs6000_secondary_reload_class_ptr): Ditto.
11502 (rs6000_secondary_memory_needed_ptr): Ditto.
11503 (rs6000_cannot_change_mode_class_ptr): Ditto.
11504 (rs6000_secondary_reload_inner): Ditto.
11505 (rs6000_legitimize_reload_address): Ditto.
11506 (rs6000_legitimize_reload_address_ptr): Ditto.
11507 (rs6000_mode_dependent_address): Ditto.
11508 (rs6000_mode_dependent_address_ptr): Ditto.
11510 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11511 function to return true if the mode allows reg + integer
11513 (virtual_stack_registers_memory_p): New function to return true if
11514 the address refers to a virtual stack register.
11515 (rs6000_legitimate_offset_address_p): Move code to say whether a
11516 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11518 (rs6000_legitimate_address_p): Add checks for modes that only can
11519 do reg+reg addressing. Start adding VSX support.
11520 (rs6000_legitimize_reload_address): Ditto.
11521 (rs6000_legitimize_address): Ditto.
11522 (rs6000_debug_legitimate_address_p): New debug functions for
11523 -mdebug=addr and -mdebug=cost.
11524 (rs6000_debug_rtx_costs): Ditto.
11525 (rs6000_debug_address_costs): Ditto.
11526 (rs6000_debug_adjust_cost): Ditto.
11527 (rs6000_debug_legitimize_address): Ditto.
11528 (rs6000_legitimize_reload_address_ptr): Point to call normal
11529 function or debug function. Make functions called via pointer
11531 (rs6000_mode_dependent_address_ptr): Ditto.
11532 (rs6000_secondary_reload_class_ptr): Ditto.
11533 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11534 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11535 into a friendlier error.
11536 (rs6000_init_builtins): Add initial VSX support.
11537 (rs6000_adjust_cost): Fix some spacing issues.
11539 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11540 (REG_CLASS_NAMES): Ditto.
11541 (REG_CLASS_CONTENTS): Ditto.
11542 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11543 pointer, to add -mdebug=addr support.
11544 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11545 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11546 -mdebug=addr support.
11547 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11548 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11549 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11551 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11553 (bswapsi*): Set attribute types for load/store. Add combiner
11554 patterns to eliminate zero extend on 64-bit.
11555 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11556 stdbrx if the hardware supports those instructions.
11558 2009-06-25 Ian Lance Taylor <iant@google.com>
11560 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11561 (Link Options): Document -static-libstdc++.
11563 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11566 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11567 DATA_ALIGNMENT instead.
11569 2009-06-25 Richard Guenther <rguenther@suse.de>
11571 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11572 indirect references against the callused/escaped solutions.
11573 (call_may_clobber_ref_p_1): Likewise.
11575 2009-06-25 Martin Jambor <mjambor@suse.cz>
11577 PR tree-optimization/40493
11578 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11579 (enum unscalarized_data_handling): New type.
11580 (handle_unscalarized_data_in_subtree): Return what has been done.
11581 (load_assign_lhs_subreplacements): Handle left flushes differently.
11582 (sra_modify_assign): Use unscalarized_data_handling, simplified
11583 condition determining whether to remove the statement.
11585 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11587 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11588 excerpt - @ should be doubled for texinfo.
11590 2009-06-24 Ian Lance Taylor <iant@google.com>
11592 * config/arc/arc.c: Include "df.h".
11593 (arc_attribute_table): Make static. Move higher in file.
11594 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11595 (output_shift): Initialize n later to avoid warning.
11596 * config/arm/arm.c (arm_attribute_table): Make static. Move
11598 * config/avr/avr.c (avr_attribute_table): Make static. Move
11600 (reg_class_tab): Change array type from int to enum reg_class.
11601 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11603 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11604 (lshrhi3_out): Likewise.
11605 (class_likely_spilled_p): Change return type to bool.
11606 (avr_rtx_costs): Use local code variable with enum type.
11607 * config/avr/avr.md (movmemhi): Use add_reg_note.
11608 (andhi3, andsi3): Don't use AS2 with "and".
11609 (iorhi3, iorsi3): Don't use AS2 with "or".
11610 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11611 * config/crx/crx.c: Include "df.h".
11612 (crx_attribute_table): Make static.
11613 * config/m32r/m32r.c: Include "df.h".
11614 (m32r_attribute_table): Make static. Move higher in file.
11615 (pop): Use add_reg_note.
11616 (block_move_call): Change 0 to LCT_NORMAL in function call.
11617 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11618 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11619 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11620 declare, not just when TREE_CODE is defined.
11621 * config/m68hc11/m68hc11.c: Include "expr.h".
11622 (m68hc11_attribute_table): Make static. Move higher in file.
11623 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11625 (m68hc11_register_indirect_p): Likewise.
11626 (m68hc11_function_arg_padding): Change return type to enum
11628 (emit_move_after_reload): Use add_reg_note.
11629 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11630 (m68hc11_split_logical): Likewise.
11631 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11633 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11634 to VOIDmode in function call.
11635 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11637 (m68hc11_split_logical): Update declaration.
11638 (m68hc11_function_arg_padding): Update declaration.
11639 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11640 to array of enum reg_class.
11641 (mcore_attribute_table): Make static. Move higher in file.
11642 (mcore_rtx_costs): Add cast to enum type.
11643 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11644 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11645 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11647 * config/sh/predicates.md (trapping_target_operand): Rename and to
11649 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11651 * config/spu/spu.c (spu_attribute_table): Make static. Move
11653 * config/v850/v850.c (v850_attribute_table): Make static. Move
11655 (v850_rtx_costs): Use local code with enum type.
11656 (expand_epilogue): Add cast.
11657 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11659 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11662 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11663 -m2a-single-only and -m2a-nofpu.
11664 * config/sh/sh.opt: Document m2a generates FPU code.
11666 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11668 * defaults.h (CAN_ELIMINATE): Provide default.
11669 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11670 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11671 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11672 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11673 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11674 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11675 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11676 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11677 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11678 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11680 2009-06-24 DJ Delorie <dj@redhat.com>
11682 * mep-ext-cop.cpu: Fix copyright notice.
11683 * mep-default: Fix copyright notice.
11684 * mep-core: Fix copyright notice.
11685 * mep: Fix copyright notice.
11686 * mep-ivc2: Fix copyright notice.
11687 * mep-c5: Fix copyright notice.
11689 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11691 * doc/contrib.texi (Contributors):
11693 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11695 PR middle-end/40501
11696 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11697 src and dst operands if necessary.
11699 2009-06-23 DJ Delorie <dj@redhat.com>
11702 * config.gcc: Add mep support.
11703 * recog.c: Resurrect validate_replace_rtx_subexp().
11704 * recog.h: Likewise.
11705 * config/mep/: Add new port:
11706 * config/mep/constraints.md: New file.
11707 * config/mep/default.h: New file.
11708 * config/mep/intrinsics.h: New file.
11709 * config/mep/intrinsics.md: New file.
11710 * config/mep/ivc2-template.h: New file.
11711 * config/mep/mep-c5.cpu: New file.
11712 * config/mep/mep-core.cpu: New file.
11713 * config/mep/mep-default.cpu: New file.
11714 * config/mep/mep-ext-cop.cpu: New file.
11715 * config/mep/mep-intrin.h: New file.
11716 * config/mep/mep-ivc2.cpu: New file.
11717 * config/mep/mep-lib1.asm: New file.
11718 * config/mep/mep-lib2.c: New file.
11719 * config/mep/mep-pragma.c: New file.
11720 * config/mep/mep-protos.h: New file.
11721 * config/mep/mep-tramp.c: New file.
11722 * config/mep/mep.c: New file.
11723 * config/mep/mep.cpu: New file.
11724 * config/mep/mep.h: New file.
11725 * config/mep/mep.md: New file.
11726 * config/mep/mep.opt: New file.
11727 * config/mep/predicates.md: New file.
11728 * config/mep/t-mep: New file.
11730 2009-06-23 Ian Lance Taylor <iant@google.com>
11732 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11733 from loose_warn into c_loose_warn and from strict_warn into
11734 c_strict_warn. Set and substitute warn_cxxflags. Check for
11735 --enable-build-with-cxx. Set and substitute
11736 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11737 * Makefile.in (CXXFLAGS): New variable.
11738 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11739 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11740 the default is the same as $(STRICT_WARN).
11741 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11742 (CXX): New variable.
11743 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11744 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11745 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11746 (HOST_LIBS): New variable.
11747 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11748 (ALL_CXXFLAGS): New variable.
11749 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11750 * doc/install.texi (Configuration): Document
11751 --enable-build-with-cxx, --with-stage1-ldflags,
11752 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11753 * configure: Rebuild.
11755 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11757 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11758 from previous commit.
11760 2009-06-23 Ian Lance Taylor <iant@google.com>
11762 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11764 2009-06-23 Ian Lance Taylor <iant@google.com>
11766 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11767 with ATTRIBUTE_UNUSED.
11769 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11770 Pat Haugen <pthaugen@us.ibm.com>
11771 Revital Eres <eres@il.ibm.com>
11773 * config.in (HAVE_AS_POPCNTD): Add default definition.
11774 (HAVE_AS_LWSYNC): Ditto.
11776 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11778 (gcc_cv_as_powerpc_cmpb): Ditto.
11779 (gcc_cv_as_powerpc_dfp): Ditto.
11780 (gcc_cv_as_powerpc_vsx): Ditto.
11781 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11782 supporting the popcntd/lwsync instructions.
11783 (gcc_cv_as_powerpc_lwsync): Ditto.
11784 * configure: Regenerate.
11786 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11787 -mcpu=native and -mcpu=power7.
11788 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11790 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11791 a variable instead of a mask to reduce the number of mask bits.
11792 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11793 (-mbit-word): Ditto.
11794 (-mregnames): Ditto.
11795 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11796 (-mfused-madd): Ditto.
11798 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11800 (-mvsx): New switch for VSX instructions.
11801 (-misel): Move from a variable to a mask to allow it to be set by
11804 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11805 function declaration to an array declaration.
11806 (rs6000_hard_regno_nregs): New external array declaration.
11808 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11809 files included by rs6000.md.
11811 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11812 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11814 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11816 (rs6000_debug_reg): New -mdebug= variables.
11817 (rs6000_debug_addr): Ditto.
11818 (rs6000_debug_cost): Ditto.
11819 (rs6000_pmode): New variable to hold Pmode.
11820 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11821 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11822 calculated at compiler start.
11823 (rs6000_hard_regno_nregs): Change function to an array which holds
11824 HARD_REGNO_NREGS calculated at compiler start.
11825 (rs6000_explicit_options): Delete isel field.
11826 (rs6000_vector_unit): New array to hold which vector unit
11827 supports arithmetic options for a given type.
11828 (rs6000_vector_mem): New array to hold which vector unit supports
11829 memory reference operations for a given type.
11830 (rs6000_vector_align): New array to given the alignment of each
11832 (power7_cost): New basic costs for power7.
11833 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11834 (rs6000_hard_regno_nregs_internal): New function, moved from
11835 HARD_REGNO_NREGS, to calculate the number of registers each hard
11836 register takes for each type.
11837 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11838 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11839 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11840 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11841 unit information here so it is calculated once at compiler startup
11843 (rs6000_override_options): Make -misel a target mask. Add more
11844 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11845 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11847 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11848 (rs6000_handle_option): Move -misel from variable to target mask.
11849 (rs6000_builtin_mask_for_load): Add VSX support.
11850 (rs6000_conditional_register_usage): Ditto.
11851 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11852 (function_arg_boundary): Ditto.
11853 (rs6000_expand_builtin): Ditto.
11854 (def_builtin): Make abort message a little friendlier.
11855 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11857 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11858 assembler support the popcntd instruction instead of a vsx
11859 instruction to enable power7 support.
11860 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11861 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11862 option to the assembler if -mcpu=native.
11863 (ASM_CPU_NATIVE_SPEC): Ditto.
11864 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11866 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11867 the lwsync instruction.
11868 (enum processor_type): Add PROCESSOR_POWER7.
11869 (rs6000_debug_reg): New -mdebug= options.
11870 (rs6000_debug_addr): Ditto.
11871 (rs6000_debug_cost): Ditto.
11872 (rs6000_isel): Delete.
11873 (enum rs6000_vector): New enum to say what vector unit we have.
11874 (VECTOR_UNIT_*): New macros to say which vector unit has
11875 arithmetic operations for a given type.
11876 (VECTOR_MEM_*): New macros to say which vector unit has memory
11877 operations for a given type.
11878 (TARGET_LDBRX): Whether the machine supports the ldbrx
11880 (TARGET_ISEL): Delete, -misel moved to be a mask.
11881 (TARGET_ISEL64): New macro for 64-bit isel support.
11882 (UNITS_PER_VSX_WORD): New macro.
11883 (POINTER_SIZE): Move to be an external variable, rather than
11884 calculating whether we are generating 32 ot 64-bit code.
11886 (STACK_BOUNDARY): Add VSX support.
11887 (LOCAL_ALIGNMENT): Ditto.
11888 (SLOW_UNALIGNED_ACCESS): Ditto.
11889 (VSX_REGNO_P): New macro for VSX support.
11890 (VFLOAT_REGNO_P): Ditto.
11891 (VINT_REGNO_P): Ditto.
11892 (VLOGICAL_REGNO_P): Ditto.
11893 (VSX_VECTOR_MODE): Ditto.
11894 (VSX_SCALAR_MODE): Ditto.
11896 (VSX_MOVE_MODE): Ditto.
11897 (VSX_REG_CLASS_P): Ditto.
11898 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11900 (UNITS_PER_SIMD_WORD): Add VSX support.
11901 (MODES_TIEABLE_P): Ditto.
11902 (STARTING_FRAME_OFFSET): Ditto.
11903 (STACK_DYNAMIC_OFFSET): Ditto.
11904 (EPILOGUE_USES): Ditto.
11905 (REGNO_REG_CLASS): Move to array lookup.
11906 (CLASS_MAX_NREGS): Ditto.
11907 (rs6000_vector_reg_class): Add declaration.
11908 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11909 overlap with the floating point and Altivec registers.
11911 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11913 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11914 give the appropriate asm switches if -mcpu=native.
11915 (host_detect_local_cpu): Add support for "asm".
11916 (host_detect_local_cpu): Follow GNU code guidelines for name.
11918 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11919 -mbit-word to a variable instead of being a target mask.
11921 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11922 emit the lwsync instruction instead of emitting the instruction as
11923 an integer constant.
11925 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11926 fixuns_trundfsi2, move expander into rs6000.md.
11928 * config/rs6000/rs6000.md (cpu): Add power7.
11929 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11930 (logical predicate patterns): Change the single instruction
11931 primitives that set CR0 to be fast_compare instead of compare.
11933 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11934 (popcntddi2): Ditto.
11935 (popcount<mode>): Ditto.
11936 (floating multiply/add insns): Name the floating point
11937 multiply/add insns.
11938 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11939 (isel_unsigned_<mode>): Ditto.
11940 (fixuns_trundfsi2): Move expander here from spe.md.
11941 (smindi3): Define if we have -misel on 64-bit systems.
11946 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11948 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11950 * config/avr/avr.c (avr_current_device): New variable.
11951 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11952 (avr_arch, mcu_type_s): Move to avr.h.
11953 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11954 default_data_section_start fields.
11955 (avr_arch): Moved from avr.c.
11956 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11957 library_name fields.
11958 (avr_current_device, avr_mcu_types, avr_arch_types,
11959 avr_device_to_arch, avr_device_to_data_start,
11960 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11961 (EXTRA_SPEC_FUNCTIONS): Define.
11962 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11963 options mapping. Use device_to_arch and device_to_data_start insted.
11964 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11965 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11966 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11967 * config/avr/driver-avr.c: New file.
11968 * config/avr/avr-devices.c: New file.
11970 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11972 * var-tracking.c (unshare_variable): Force initialized to
11973 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11974 (set_variable_part): Likewise.
11975 (struct variable_union_info): Remove pos_src field.
11976 (vui_vec, vui_allocated): New variables.
11977 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11978 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11979 == 1 use a simpler sorting algorithm. Compute pos field right
11980 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11981 Avoid quadratic comparison if !flag_var_tracking_uninit.
11982 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11983 unshare_variable unconditionally.
11984 (dataflow_set_different_2): Removed.
11985 (dataflow_set_different): Don't traverse second hash table.
11986 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11987 unconditionally to var_reg_set or var_mem_set.
11988 (emit_notes_in_bb): Likewise.
11989 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11991 (emit_note_insn_var_location): Don't set initialized to
11992 VAR_INIT_STATUS_INITIALIZED early.
11993 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11995 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11997 * tree-object-size.c (addr_object_size): Instead of checking
11998 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11999 are no FIELD_DECLs following it.
12001 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12003 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12004 order to match bswaps with signed source operands.
12006 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12008 * sdbout.c (sdbout_one_type): Fix braces in switch.
12010 2009-06-23 Richard Guenther <rguenther@suse.de>
12012 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12014 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12015 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12016 var_callused, callused_tree, var_storedanything, storedanything_tree,
12017 var_integer, integer_tree): Remove global variables.
12018 (new_var_info): Do not pass new id, append the new var to the
12019 global variable vector.
12020 (do_ds_constraint): Use is_global_var member of the variable-info.
12021 (new_scalar_tmp_constraint_exp): Adjust.
12022 (create_function_info_for): Likewise.
12023 (create_variable_info_for): Likewise.
12024 (find_what_var_points_to): Remove dead code.
12025 (init_base_vars): Simplify.
12026 (compute_points_to_sets): Adjust.
12028 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12030 * combine.c (try_combine): Dump information about the insns we're
12033 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12035 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12036 check when calling force_to_mode on TRUNCATE's operand.
12038 2009-06-22 Ian Lance Taylor <iant@google.com>
12040 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12042 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12044 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12046 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12048 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12049 override library linkage flags such as -static-libgcc or
12052 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12054 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12056 2009-06-22 Ian Lance Taylor <iant@google.com>
12058 * config/linux.opt: Put mglibc ahead of muclibc.
12060 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12061 for duplicate decls.
12063 2009-06-22 Matthias Klose <doko@ubuntu.com>
12065 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12067 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12070 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12071 instead of NULL if a parser error occurs.
12073 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12075 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12076 non-DWARF2_DEBUGGING_INFO version.
12078 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12080 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12081 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12083 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12084 (LIBGCC2_TF_CEXT): Define.
12087 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12090 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12092 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12094 * config/arm/arm.c (arm_override_options): Disable
12095 -mcaller-super-interworking and -mcallee-super-interworking.
12096 * doc/invoke.texi (ARM Options): Document this.
12098 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12100 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12101 * config/arm/constraints.md (j): New constraint for movw operands.
12102 (N): Remove thumb2 meaning.
12103 * config/arm/arm.md (*arm_movw): Delete.
12104 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12105 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12106 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12108 2009-06-22 Martin Jambor <mjambor@suse.cz>
12110 PR tree-optimization/40492
12111 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12112 build_ref_for_offset.
12114 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12116 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12117 JUMP_TABLE_DATA_P predicates where applicable.
12118 * auto-inc-dec.c: Ditto.
12119 * builtins.c: Ditto.
12120 * caller-save.c: Ditto.
12122 * cfgcleanup.c: Ditto.
12123 * cfglayout.c: Ditto.
12125 * combine.c: Ditto.
12126 * combine-stack-adj.c: Ditto.
12130 * df-scan.c: Ditto.
12132 * dwarf2asm.c: Ditto.
12133 * dwarf2out.c: Ditto.
12134 * emit-rtl.c: Ditto.
12140 * function.c: Ditto.
12143 * genpreds.c: Ditto.
12144 * genrecog.c: Ditto.
12146 * ira-costs.c: Ditto.
12147 * ira-lives.c: Ditto.
12149 * loop-iv.c: Ditto.
12150 * lower-subreg.c: Ditto.
12151 * modulo-sched.c: Ditto.
12153 * postreload.c: Ditto.
12154 * print-rtl.c: Ditto.
12156 * reginfo.c: Ditto.
12157 * regmove.c: Ditto.
12158 * reload1.c: Ditto.
12161 * rtlanal.c: Ditto.
12163 * sched-vis.c: Ditto.
12165 * sel-sched-ir.c: Ditto.
12166 * simplify-rtx.c: Ditto.
12167 * targhooks.c: Ditto.
12168 * var-tracking.c: Ditto.
12169 * vmsdbgout.c: Ditto.
12171 2009-06-22 Matthias Klose <doko@ubuntu.com>
12173 * Makefile.in (install-plugin): Always use DESTDIR.
12175 2009-06-22 Olivier Hainque <hainque@adacore.com>
12177 * config/pa/pa.c (output_call): Don't optimize post call jumps
12178 into return address adjustments if the call may throw.
12180 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12182 * arm.c (thumb1_output_casesi): New function.
12183 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12184 optimizing for size or PIC.
12185 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12186 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12187 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12188 (thumb1_casesi_internal_pic): New expand rule.
12189 (thumb1_casesi_dispatch): New pattern.
12190 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12192 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12193 in the text seciton when PIC or optimizing for size.
12194 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12195 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12196 preservation properties of code.
12197 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12198 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12199 (__gnu_thumb1_case_si): New function.
12200 * t-arm (LIB1ASMSRC): Define here.
12201 (LIB1ASMFUNCS): Add some common functions.
12202 * t-arm-elf (LIB1ASMSRC): Delete.
12203 (LIB1ASMFUNCS): Append to existing set.
12204 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12205 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12206 * t-symbian (LIB1ASMFUNCS): Likewise.
12207 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12208 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12210 2009-06-21 Richard Guenther <rguenther@suse.de>
12212 PR tree-optimization/38729
12213 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12214 to loops with a single exit if -fno-expensive-optimizations.
12216 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12218 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12219 (dataflow_set): Change vars type from htab_t to shared_hash.
12220 (shared_hash_pool, empty_shared_hash): New variables.
12221 (vars_clear): Removed.
12222 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12223 shared_hash_find_slot_unshare, shared_hash_find_slot,
12224 shared_hash_find_slot_noinsert, shared_hash_find): New
12226 (shared_hash_unshare, shared_hash_destroy): New functions.
12227 (unshare_variable): Unshare set->vars if shared, use
12229 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12230 (get_init_value, find_src_set_src, dump_dataflow_set,
12231 clobber_variable_part, emit_notes_for_differences): Use
12233 (dataflow_set_init): Remove second argument, set vars to
12234 empty_shared_hash instead of creating a new htab.
12235 (dataflow_set_clear): Call shared_hash_destroy and set vars
12236 to empty_shared_hash instead of calling vars_clear.
12237 (dataflow_set_copy): Don't call vars_copy, instead just share
12238 the src htab with dst.
12239 (variable_union): Use shared_hash_*, use initially NO_INSERT
12240 lookup if set->vars is shared. Don't keep slot cleared before
12241 calling unshare_variable. Unshare set->vars if needed.
12242 Even ->refcount == 1 vars must be unshared if set->vars is shared
12243 and var needs to be modified.
12244 (variable_canonicalize): New function.
12245 (dataflow_set_union): If dst->vars is empty, just share src->vars
12246 with dst->vars and traverse with variable_canonicalize to canonicalize
12247 and unshare what is needed.
12248 (dataflow_set_different): If old_set and new_set use the same shared
12249 htab, they aren't different. If number of htab elements is different,
12250 htabs are different. Use shared_hash_*.
12251 (dataflow_set_destroy): Call shared_hash_destroy instead of
12253 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12254 second argument to dataflow_set_init.
12255 (vt_initialize): Likewise. Initialize shared_hash_pool and
12256 empty_shared_hash, move bb in/out initialization afterwards.
12257 Use variable_htab_free instead of NULL as changed_variables del hook.
12258 (variable_was_changed): Change type of second argument to pointer to
12259 dataflow_set. When inserting var into changed_variables, bump
12260 refcount. Unshare set->vars if set is shared htab and slot needs to
12262 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12263 lookup if set->vars is shared. Unshare set->vars if needed.
12264 Even ->refcount == 1 vars must be unshared if set->vars is shared
12265 and var needs to be modified. Adjust variable_was_changed caller.
12266 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12267 vars must be unshared if set->vars is shared and var needs to be
12268 modified. Adjust variable_was_changed caller.
12269 (emit_note_insn_var_location): Don't pool_free var.
12270 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12272 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12273 free_alloc_pool on shared_hash_pool.
12275 2009-06-20 Anthony Green <green@moxielogic.com>
12277 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12278 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12280 2009-06-20 Richard Guenther <rguenther@suse.de>
12282 * tree-ssa-structalias.c (find_func_aliases): For memset use
12283 a constraint from NULL if we memset to zero.
12284 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12285 we explicitly handle that do not read from memory.
12286 (call_may_clobber_ref_p_1): Properly handle builtins that may
12289 2009-06-20 Richard Guenther <rguenther@suse.de>
12291 PR tree-optimization/40495
12292 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12293 (new_scalar_tmp_constraint_exp): New function.
12294 (process_constraint): Do not create temporary decls.
12295 (process_all_all_constraints): Likewise.
12296 (handle_const_call): Likewise.
12297 (create_function_info_for): Do not set decl.
12299 2009-06-19 Ian Lance Taylor <iant@google.com>
12301 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12302 (rs6000_attribute_table): Make static; move before use.
12304 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12306 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12307 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12308 Propagate the TREE_READONLY flag without overwriting it.
12309 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12310 Propagate the TREE_READONLY flag onto the result.
12311 (process_call_operands): Move around. Use correct constant value.
12313 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12316 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12317 * config/arm/arm.md: Likewise.
12319 2009-06-19 Ian Lance Taylor <iant@google.com>
12321 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12322 to GIMPLE_ERROR_MARK.
12324 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12325 op2_original_type parameters. Warn about using different enum types.
12326 * c-parser.c (c_parser_conditional_expression): Pass original
12327 types to build_conditional_expr.
12328 * c-tree.h (build_conditional_expr): Update declaration.
12330 2009-06-19 Ian Lance Taylor <iant@google.com>
12332 * config/i386/i386.c (ix86_function_specific_save): Test that
12333 fields match values, rather than testing the values are in a
12336 2009-06-19 Richard Guenther <rguenther@suse.de>
12338 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12339 ADDR_EXPR pointers.
12340 (ptr_derefs_may_alias_p): Likewise.
12341 (ptr_deref_may_alias_ref_p_1): New function.
12342 (ptr_deref_may_alias_ref_p): Likewise.
12343 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12344 covered by looking at the ESCAPED solution.
12345 (call_may_clobber_ref_p_1): Likewise.
12346 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12347 Handle NULL_TREE offset. Do not produce redundant constraints.
12348 (process_all_all_constraints): New helper function.
12349 (do_structure_copy): Use it.
12350 (handle_lhs_call): Likewise.
12351 (find_func_aliases): Handle some builtins with pointer arguments
12352 and/or return values explicitly.
12354 2009-06-19 Ian Lance Taylor <iant@google.com>
12356 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12358 2009-06-19 Ian Lance Taylor <iant@google.com>
12360 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12362 2009-06-19 Ian Lance Taylor <iant@google.com>
12364 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12365 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12368 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12369 uninitialized const.
12371 2009-06-19 Ian Lance Taylor <iant@google.com>
12373 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12376 * c-decl.c (in_struct, struct_types): Remove.
12377 (struct c_binding): Add in_struct field.
12378 (c_binding_ptr): Define type, along with VEC.
12379 (struct c_struct_parse_info): Define.
12380 (struct_parse_info): New static variable.
12381 (bind): Initialize in_struct field.
12382 (start_struct): Remove enclosing_in_struct and
12383 enclosing_struct_types parameters. Add
12384 enclosing_struct_parse_info parameter. Change all callers. Set
12385 struct_parse_info rather than in_struct and struct_types.
12386 (grokfield): If -Wc++-compat and there is a symbol binding for the
12387 field name, set the in_struct flag and push it on the
12388 struct_parse_info->fields vector.
12389 (warn_cxx_compat_finish_struct): New static function.
12390 (finish_struct): Remove enclosing_in_struct and
12391 enclosing_struct_types parameters. Add
12392 enclosing_struct_parse_info parameter. Change all callers. Don't
12393 set C_TYPE_DEFINED_IN_STRUCT here. Call
12394 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12395 parameter. Only push on struct_types if warn_cxx_compat.
12396 (finish_enum): Only push on struct_types if warn_cxx_compat.
12397 (declspecs_add_type): Add loc parameter. Change all callers.
12398 Change all error calls to error_at. Pass loc, not input_location,
12399 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12400 defined in a struct. If -Wc++-compat and parsing a struct, record
12401 that a typedef name was used.
12402 * c-parser.c (c_parser_declspecs): Get location to pass to
12403 declspecs_add_type.
12404 (c_parser_struct_or_union_specifier): Update calls to start_struct
12406 * c-tree.h (struct c_struct_parse_info): Declare.
12407 (finish_struct, start_struct): Update declarations.
12408 (declspecs_add_type): Update declaration.
12410 2009-06-19 Ian Lance Taylor <iant@google.com>
12412 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12413 variable with an anonymous type.
12415 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12417 * see.c: Remove for real.
12419 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12421 * optabs.h (enum optab_index): Add new OTI_significand.
12422 (significand_optab): Define corresponding macro.
12423 * optabs.c (init_optabs): Initialize significand_optab.
12424 * genopinit.c (optabs): Implement significand_optab using
12425 significand?f2 patterns.
12426 * builtins.c (expand_builtin_mathfn): Handle
12427 BUILT_IN_SIGNIFICAND{,F,L}.
12428 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12429 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12431 * config/i386/i386.md (significandxf2, significand<mode>2): New
12432 expanders to implement significandf, significand and significandl
12433 built-ins as inline x87 intrinsics.
12435 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12437 * config/avr/avr.c (avr_override_options): Remove setting value of
12438 PARAM_INLINE_CALL_COST.
12440 2009-06-18 Richard Henderson <rth@redhat.com>
12443 * tree-pass.h (TDF_ASMNAME): New.
12444 * tree-dump.c (dump_options): Add asmname.
12445 * doc/invoke.texi: Document it.
12447 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12448 (dump_decl_name): ...here.
12449 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12450 (dump_generic_node): Update dump_function_name calls.
12451 (print_call_name): New flags arg; update all dump calls.
12452 * diagnostic.h (print_call_name): Update.
12453 * gimple-pretty-print.c (dump_gimple_call): Update.
12455 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12458 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12460 2009-06-18 Diego Novillo <dnovillo@google.com>
12462 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12463 * plugin.c (str_license): Declare.
12464 (try_init_one_plugin): Assert that the symbol
12465 'plugin_is_GPL_compatible' exists.
12467 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12470 * Makefile.in (OBJS-common): Remove see.o.
12472 * common.opt (fsee): Mark as preserved for backward compatibility.
12473 * opts.c (common_handle_option): Add OPT_fsee to the backward
12474 compatibility section.
12475 * passes.c (init_optimization_passes, pass_see): Remove pass.
12476 * timevar.def (TV_SEE): Remove.
12477 * tree-pass.h (pass_see): Remove declaration.
12478 * doc/invoke.texi (-fsee): Remove documentation.
12480 2009-06-18 Martin Jambor <mjambor@suse.cz>
12482 * tree-sra.c: Include statistics.h
12483 (sra_stats): New variable.
12484 (sra_initialize): Clear sra_stats.
12485 (create_access_replacement): Increment sra_stats.replacements.
12486 (get_access_replacement): Do not return twice.
12487 (analyze_all_variable_accesses): Increment statistics counter by the
12488 number of scalarized aggregates.
12489 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12490 (sra_modify_expr): Increment sra_stats.exprs.
12491 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12492 (sra_modify_assign): Increment sra_stats.exprs,
12493 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12494 (perform_intra_sra): Update statistics counters.
12495 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12497 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12499 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12500 (arm_scalar_mode_supported_p): New function.
12502 2009-06-18 Paul Brook <paul@codesourcery.com>
12503 Sandra Loosemore <sandra@codesourcery.com>
12505 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12506 (__extendhfsf2, __truncsfhf2): Define.
12507 * config/arm/fp16.c: New file.
12508 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12509 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12511 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12513 * doc/extend.texi (Half-Precision): New section.
12514 * doc/invoke.texi (Option Summary): List -mfp16-format.
12515 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12516 * config/arm/arm.opt (mfp16-format=): New.
12517 * config/arm/arm.c: Include intl.h.
12518 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12519 (TARGET_INVALID_RETURN_TYPE): Redefine.
12520 (TARGET_PROMOTED_TYPE): Redefine.
12521 (TARGET_CONVERT_TO_TYPE): Redefine.
12522 (arm_fp16_format): Define.
12523 (all_fpus): Add entry for neon-fp16.
12524 (fp_model_for_fpu): Likewise.
12525 (struct fp16_format): Declare.
12526 (all_fp16_formats): Define.
12527 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12529 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12531 (arm_legitimate_index_p): Treat HFmode like HImode.
12532 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12533 (coproc_secondary_reload_class): Special-case HFmode.
12534 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12535 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12536 (arm_init_fp16_builtins): New.
12537 (arm_init_builtins): Call it.
12538 (arm_invalid_parameter_type): New.
12539 (arm_invalid_return_type): New.
12540 (arm_promoted_type): New.
12541 (arm_convert_to_type).
12542 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12544 (arm_emit_fp16_const): New function.
12545 (arm_mangle_type): Mangle __fp16 as "Dh".
12546 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12548 (TARGET_NEON_FP16): New.
12549 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12550 (enum fputype): Add FPUTYPE_NEON_FP16.
12551 (enum arm_fp16_format_type): Declare.
12552 (arm_fp16_format): Declare.
12553 (LARGEST_EXPONENT_IS_NORMAL): Define.
12554 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12555 * config/arm/arm-modes.def (HFmode): Define.
12556 * config/arm/vfp.md: (*movhf_vfp): New.
12557 (extendhfsf2): New.
12559 * config/arm/arm.md: (fpu): Add neon_fp16.
12560 (floatsihf2, floatdihf2): New.
12561 (fix_trunchfsi2, fix_trunchfdi2): New.
12563 (extendhfdf2): New.
12565 (*arm32_movhf): New.
12566 (*thumb1_movhf): New.
12567 (consttable_2): Add check for HFmode constants.
12568 (consttable_4): Handle HFmode constants.
12570 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12572 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12574 2009-06-17 Olivier Hainque <hainque@adacore.com>
12576 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12577 const char ** conversion in AIX specific section.
12579 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12581 * config/i386/i386.c (ix86_special_builtin_type): Remove
12582 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12583 (bdesc_special_args): Updated.
12584 (ix86_init_mmx_sse_builtins): Likewise.
12585 (ix86_expand_special_args_builtin): Likewise.
12587 2009-06-17 Richard Henderson <rth@redhat.com>
12589 * tree-pretty-print.c (maybe_dump_asm_name): New.
12590 (dump_decl_name): Use it.
12591 (PRINT_FUNCTION_NAME): Merge into...
12592 (dump_function_name): ... here. Use maybe_dump_asm_name.
12594 2009-06-17 Cary Coutant <ccoutant@google.com>
12596 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12598 * debug.c (struct gcc_debug_hooks): Change placeholder for
12600 (debug_nothing_int_charstar_int): Replaced by...
12601 (debug_nothing_int_charstar_int_bool): ...this.
12602 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12603 source_line prototype.
12604 (debug_nothing_int_charstar_int): Replaced by...
12605 (debug_nothing_int_charstar_int_bool): ...this.
12606 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12607 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12608 Output is_stmt operand when necessary.
12609 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12610 (notice_source_line): Add is_stmt parameter.
12611 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12612 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12614 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12615 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12617 2009-06-17 Ian Lance Taylor <iant@google.com>
12619 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12621 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12624 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12626 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12627 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12628 tree_strip_sign_nop_conversions and
12629 tree_ssa_strip_useless_type_conversions rather than stripping
12630 the operations here.
12631 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12633 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12634 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12635 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12636 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12639 2009-06-17 Michael Eager <eager@eagercon.com>
12641 * config/rs6000/constraints.md (register_constraint "d"): New.
12642 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12643 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12644 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12645 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12646 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12647 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12648 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12649 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12650 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12651 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12653 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12654 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12655 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12656 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12657 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12658 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12659 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12660 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12661 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12662 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12663 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12664 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12665 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12666 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12668 2009-06-16 Ian Lance Taylor <iant@google.com>
12670 * profile.c (total_num_never_executed): Don't define.
12671 (compute_branch_probabilities): Don't count or print
12672 num_never_executed.
12673 (init_branch_prob): Don't set total_num_never_executed.
12674 (end_branch_prob): Don't print total_num_never_executed.
12676 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12678 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12680 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12682 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12683 (nabstd2_fpr): Same.
12685 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12687 * expr.c (expand_assignment): Change complex type check.
12689 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12691 * doc/plugins.texi (Building GCC plugins): Added new section.
12693 2009-06-17 Ian Lance Taylor <iant@google.com>
12695 * c-pch.c (get_ident): Don't set size of templ array.
12696 (pch_init): Don't set size of partial_pch array.
12698 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12699 string constant to intialize an array whose size is the length of
12702 2009-06-17 Richard Guenther <rguenther@suse.de>
12704 PR tree-optimization/40389
12705 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12706 to addressable types.
12707 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12709 2009-06-17 Richard Guenther <rguenther@suse.de>
12711 PR middle-end/40460
12712 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12713 if there is no evolution of left in the loop bail out.
12714 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12715 chrec_fold_multiply.
12717 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12718 Janis Johnson <janis187@us.ibm.com>
12721 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12722 for the symbol ref of a constant that is the source of a move
12723 - nor for any other not-obvious-label-ref constants.
12725 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12727 * plugin.c (position_pass): Skip newly inserted pass during list
12728 traversal to avoid repeated insertion.
12730 2009-06-16 Ian Lance Taylor <iant@google.com>
12732 * vec.h (VEC_stack_alloc): Define different version if
12733 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12734 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12735 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12736 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12738 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12740 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12742 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12743 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12744 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12745 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12746 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12747 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12748 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12749 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12750 __builtin_ia32_rdtscp.
12751 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12752 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12753 and __builtin_ia32_rorhi.
12754 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12755 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12756 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12757 (ix86_expand_args_builtin): Likewise.
12758 (ix86_expand_special_args_builtin): Likewise.
12760 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12761 (UNSPECV_RDTSC): Likewise.
12762 (UNSPECV_RDPMC): Likewise.
12763 (*bsr): Renamed to ...
12765 (*bsr_rex64): Renamed to ...
12768 (*rdpmc): Likewise.
12769 (*rdpmc_rex64): Likewise.
12771 (*rdtsc): Likewise.
12772 (*rdtsc_rex64): Likewise.
12773 (rdtscp): Likewise.
12774 (*rdtscp): Likewise.
12775 (*rdtscp_rex64): Likewise.
12777 * config/i386/ia32intrin.h: New.
12779 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12781 2009-06-16 Ian Lance Taylor <iant@google.com>
12783 * ira-build.c (copy_info_to_removed_store_destinations):
12784 Initialize parent_a.
12786 2009-06-16 Ian Lance Taylor <iant@google.com>
12788 * c-decl.c (grokdeclarator): Change size_varies to bool.
12790 2009-06-16 Ian Lance Taylor <iant@google.com>
12792 * sel-sched.c: Make forward declarations of move_op_hooks and
12793 fur_hooks explicitly extern.
12795 2009-06-16 Ian Lance Taylor <iant@google.com>
12797 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12798 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12800 2009-06-16 Ian Lance Taylor <iant@google.com>
12802 * resource.c (mark_referenced_resources): Change
12803 include_delayed_effects parameter to bool. Change all callers.
12804 (mark_end_of_function_resources): Likewise.
12805 * reorg.c (insn_references_resource_p): Likewise.
12806 (insn_sets_resource_p): Likewise.
12807 * resource.h (mark_referenced_resources): Update declaration.
12808 (mark_end_of_function_resources): Update declaration.
12810 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12812 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12814 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12816 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12817 GCC can bootstrap on AIX with GNU Binutils 2.20.
12819 2009-06-16 Ian Lance Taylor <iant@google.com>
12821 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12823 2009-06-16 Ian Lance Taylor <iant@google.com>
12825 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12826 inline, not extern inline.
12827 (exact_log2): Likewise.
12828 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12830 (exact_log2): Likewise, but don't test CTZ_HWI.
12832 2009-06-16 Ian Lance Taylor <iant@google.com>
12834 * bitmap.c (bitmap_clear): Don't declare as inline.
12835 * gimple.c (gimplify_assign): Likewise.
12836 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12837 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12838 (sched_scan_info): Remove duplicate definition.
12840 2009-06-16 Ian Lance Taylor <iant@google.com>
12842 * c-common.c (skip_evaluation): Don't define.
12843 (c_inhibit_evaluation_warnings): Define global variable.
12844 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12845 than skip_evaluation.
12846 (convert_and_check, warn_for_div_by_zero): Likewise.
12847 * c-common.h (skip_evaluation): Don't declare.
12848 (c_inhibit_evaluation_warnings): Declare.
12849 * c-parser.c (c_parser_typeof_specifier): Set
12850 c_inhibit_evaluation_warnings rather than skip_evaluation.
12851 (c_parser_conditional_expression): Likewise.
12852 (c_parser_binary_expression): Likewise.
12853 (c_parser_sizeof_expression): Likewise.
12854 (c_parser_alignof_expression): Likewise.
12855 * c-typeck.c (build_indirect_ref): Check
12856 c_inhibit_evaluation_warnings rather than skip_evaluation.
12857 (build_conditional_expr, build_binary_op): Likewise.
12859 2009-06-16 Richard Guenther <rguenther@suse.de>
12861 * tree-ssa-alias.c (is_escape_site): Remove.
12862 * tree-ssa-alias.h (enum escape_type): Remove.
12863 (is_escape_site): Likewise.
12864 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12865 via casts and asms without deferring to is_escape_site.
12867 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12869 PR middle-end/40446
12870 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12871 use gen_lowpart if op0 has complex mode.
12873 2009-06-16 Richard Guenther <rguenther@suse.de>
12875 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12876 variables add them to ESCAPED.
12877 (find_func_aliases): Do not make all indirectly stored values escaped.
12879 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12881 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12882 make_decl_one_only.
12884 2009-06-16 Martin Jambor <mjambor@suse.cz>
12886 PR tree-optimization/40432
12887 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12888 check whether we need to force gimple register operand.
12890 2009-06-16 Martin Jambor <mjambor@suse.cz>
12892 PR tree-optimization/40413
12893 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12894 build_ref_for_offset.
12895 (propagate_subacesses_accross_link): Fix a typo in a comment.
12897 2009-06-16 Ira Rosen <irar@il.ibm.com>
12899 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12900 with additional parameter.
12901 * tree-vectorizer.h (enum vect_def_type): Add new value
12903 (enum vect_relevant): Add comments.
12904 (vect_is_simple_reduction): Add new argument.
12905 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12906 Detect nested cycles.
12907 (vect_is_simple_reduction): Update documentation, add an argument to
12908 distinguish inner-loop reduction from nested cycle, detect nested
12909 cycles, fix printings and indentation, don't swap operands in case
12911 (get_initial_def_for_reduction): Handle subtraction.
12912 (vect_create_epilog_for_reduction): Add new argument to specify
12913 reduction variable.
12914 (vect_finalize_reduction): Handle subtraction, fix comments.
12915 (vectorizable_reduction): Handle nested cycles. In case of nested
12916 cycle keep track of the reduction variable position. Call
12917 vect_is_simple_reduction with additional parameter. Use original
12918 statement code in reduction epilogue for nested cycle. Call
12919 vect_create_epilog_for_reduction with additional parameter.
12920 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12921 inner-loop vectorization.
12922 (vect_recog_widen_sum_pattern): Likewise.
12923 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12925 (vect_mark_stmts_to_be_vectorized): Likewise.
12926 (vect_get_vec_def_for_operand): Handle nested cycles.
12928 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12930 * doc/invoke.texi (Debugging Options): Fix option index entries
12931 for -fdump-statistics, -frandom-seed add entries for
12932 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12933 (FRV Options): Fix entries for -mTLS, -mtls.
12934 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12935 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12936 (M68hc1x Options): Fix @itemx for -mnominmax.
12937 (MCore Options): Fix entry for -mno-lsim.
12938 (MMIX Options): Fix entry for -mabi=mmixware.
12939 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12941 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12943 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12944 Mention the plugin mode of gengtype.
12945 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12946 * gengtype.c: Updated copyright.
12947 (plugin_files, nb_plugin_files) Added new static variables.
12948 (measure_input_list) Care about plugin_files.
12949 (write_rtx_next): Added early return in plugin mode.
12950 (create_file): Updated copyright year in generated file. Added
12952 (oprintf): Added early return if NULL outf.
12953 (get_output_file_with_visibility): Care of plugin_files.
12954 (get_output_file_name): May return null.
12955 (write_local): Added early return.
12956 (put_mangled_filename): Ditto.
12957 (finish_root_table): Added check for base_files.
12958 (write_roots): Care about null when plugins.
12959 (main): Added plugin mode.
12961 2009-06-15 Ian Lance Taylor <iant@google.com>
12963 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12964 * gcov.c (read_count_file): Add braces around variables declared
12967 * c.opt (Wjump-misses-init): New warning.
12968 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12969 -Wall and -Wc++-compat if not already set.
12970 (c_common_post_options): Clear warn_jump_misses_init if it was not
12972 * c-decl.c (struct c_binding): Change type field to a union with
12973 new label field. Make it the first field in the struct. Update
12974 references to type to use u.type instead.
12975 (struct c_spot_bindings): Define.
12976 (struct c_goto_bindings): Define.
12977 (c_goto_bindings_p): Define, along with VECs.
12978 (struct c_label_vars): Define.
12979 (struct c_scope): Add has_label_bindings field.
12980 (bind_label, set_spot_bindings): New static functions.
12981 (decl_jump_unsafe, update_spot_bindings): New static functions.
12982 (update_label_decls): New static function.
12983 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12984 Update binding u.label field to shadowed field.
12985 (c_binding_start_stmt_expr): New function.
12986 (c_binding_end_stmt_expr): New function.
12987 (pushdecl): Don't call c_begin_vm_scope.
12988 (make_label): Add defining and p_label_vars parameters. Change
12990 (lookup_label): Correct test for whether a label has not yet been
12991 defined. Call bind_label rather than bind.
12992 (warn_about_goto): New static function.
12993 (lookup_label_for_goto): New function.
12994 (declare_label): Call bind_label rather than bind.
12995 (check_earlier_gotos): New static function.
12996 (define_label): Don't give errors about jumping into statement
12997 expressions or scopes of variably modified types. Call
12998 set_spot_bindings and check_earlier_gotos. Call bind_label
12999 instead of bind. Don't set label_context_stack_se or
13000 label_context_stack_vm.
13001 (c_get_switch_bindings): New function.
13002 (c_release_switch_bindings): New function.
13003 (c_check_switch_jump_warnings): New function.
13004 (start_function): Don't set label_context_stack_se or
13005 label_context_stack_vm.
13006 (finish_function): Likewise.
13007 * c-typeck.c (label_context_stack_se): Don't define.
13008 (label_context_stack_vm): Don't define.
13009 (c_finish_goto_label): Call lookup_label_for_goto rather than
13010 lookup_label. Don't give errors about jumping into a statement
13011 expression or the scope of a variably modified type. Don't set
13012 label_context_stack_se or label_context_stack_vm.
13013 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13014 fields. Add bindings field.
13015 (c_start_case): Don't set deleted fields. Set bindings field.
13016 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13017 or blocked_vm. Call c_check_switch_jump_warnings.
13018 (c_finish_case): Don't test blocked_stmt_expr field. Call
13019 c_release_switch_bindings.
13020 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13021 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13022 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13023 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13024 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13025 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13026 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13027 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13028 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13029 (C_DECL_UNJUMPABLE_VM): Don't define.
13030 (C_DECL_UNDEFINABLE_VM): Don't define.
13031 (struct c_label_list): Don't define.
13032 (struct c_label_context_se): Don't define.
13033 (struct c_label_context_vm): Don't define.
13034 (struct c_spot_bindings): Declare.
13035 (c_bindings_start_stmt_expr): Declare.
13036 (c_bindings_end_stmt_expr): Declare.
13037 (lookup_label_for_goto): Declare.
13038 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13039 (c_check_switch_jump_warnings): Declare.
13040 (label_context_stack_se, label_context_stack_vm): Don't declare.
13041 (c_finish_goto_label): Update declaration.
13042 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13043 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13044 (Warning Options): Document -Wjump-misses-init.
13046 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13048 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13051 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13053 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13055 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13057 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13059 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13061 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13063 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13065 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13066 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13067 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13068 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13069 * dwarf2asm.c (dw2_force_const_mem): Update call to
13070 make_decl_one_only.
13071 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13072 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13073 * langhooks.c (lhd_comdat_group): Remove.
13074 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13075 * tree.h (DECL_COMDAT_GROUP): New.
13076 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13077 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13078 (make_decl_one_only): Change signature.
13079 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13080 make_decl_one_only.
13081 (make_decl_one_only): Change signature.
13082 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13084 2009-06-15 Richard Guenther <rguenther@suse.de>
13086 PR middle-end/40439
13087 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13089 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13091 * tree-ssa-math-opts.c: Remove extra divide.
13093 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13095 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13097 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13099 * passes.c: Add bswap pass.
13100 * tree-pass.h: Add pass_optimize_bswap declaration.
13101 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13102 Include rtl.h, expr.h and optabs.h for optab_handler check.
13103 (struct symbolic_number, pass_optimize_bswap): New definition.
13104 (do_shift_rotate, verify_symbolic_number_p): New functions.
13105 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13106 (gate_optimize_bswap): New function.
13107 * tree.c (widest_int_cst_value): New function.
13108 * tree.h (widest_int_cst_value): Prototype added.
13110 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13112 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13113 REG_EQUAL/REG_EQUIV notes.
13115 2009-06-14 Richard Guenther <rguenther@suse.de>
13117 PR middle-end/40389
13118 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13119 has its address taken if NRV was applied and it is addressable.
13120 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13121 function split out from ...
13122 (get_constraint_for_1): ... here.
13123 (handle_rhs_call): Use it to mark the return slot escaped if
13124 it is addressable and NRV was applied.
13126 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13128 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13129 Change first argument type to location_t.
13130 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13131 Do not set input_location.
13132 Use loc instead of input_location throughout.
13134 2009-06-13 Richard Guenther <rguenther@suse.de>
13136 PR tree-optimization/40421
13137 * tree-predcom.c (should_unroll_loop_p): Remove.
13138 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13140 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13142 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13143 Add location argument.
13145 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13147 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13149 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13150 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13151 * config/spu/spu-protos.h: Add location to
13152 spu_resolve_overloaded_builtin.
13153 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13154 spu_build_builtin_va_list.
13155 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13156 argument. Pass location to build_function_call_vec.
13157 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13159 (emit_fpu_switch): Same.
13160 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13161 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13162 to build_decl and create_artificial_label.
13163 (xtensa_gimplify_va_arg_expr): Same.
13164 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13165 (xstormy16_gimplify_va_arg_expr): Same.
13166 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13167 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13168 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13169 (mips16_build_function_stub): Same.
13170 (mips16_build_call_stub): Same.
13172 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13175 * arm/constraints.md (Pa, Pb): New constraints.
13176 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13177 split pattern to deal with them.
13179 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13181 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13182 fix index entry for -Xpreprocessor.
13184 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13186 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13187 Add location argument to build_decl call.
13188 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13189 (rs6000_init_builtins): Same.
13190 (spe_init_builtins): Same.
13191 (rs6000_gimplify_va_arg): Add location argument to
13192 create_artificial_label call.
13194 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13196 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13197 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13198 * Makefile.in: Fix GGC dependency for gcse.o.
13200 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13202 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13203 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13204 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13206 * c-parser.c (c_parser_binary_expression): Use current column while
13207 building binary operations.
13208 * common.opt (fshow-column): Enable by default.
13209 * tree-vrp.c (check_array_ref): Use warning_at.
13210 (check_array_bounds): Use location from call back if expr has no
13212 * tree.h: Add location argument to maybe_fold_*.
13213 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13214 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13215 (maybe_fold_offset_to_component_ref): Same.
13216 (maybe_fold_offset_to_reference): Same.
13217 (maybe_fold_offset_to_address): Same.
13218 (maybe_fold_stmt_indirect): Same.
13219 (maybe_fold_stmt_addition): Same.
13220 (fold_stmt_r): Pass location to maybe_fold_*.
13221 (fold_gimple_assign): Same.
13222 * c-tree.h: Add location argument to finish_decl,
13223 default_function_array_conversion, store_init_value.
13224 * c-decl.c (define_label): Use error_at.
13225 (c_make_fname_decl): Pass location to finish_decl.
13226 (finish_decl): New location argument.
13227 (build_compound_literal): Pass location to store_init_value.
13228 (grokdeclarator): Pass location to finish_decl.
13230 * c-typeck.c (array_to_pointer_conversion): New location argument.
13231 (function_to_pointer_conversion): Same.
13232 (default_function_array_conversion): Same.
13233 (parser_build_unary_op): Pass location to overflow_warning.
13234 (parser_build_binary_op): Same. Use warning_at.
13235 (build_unary_op): Pass location to array_to_pointer_conversion.
13236 (build_c_cast): Pass location to digest_init.
13237 (build_modify_expr): New location argument.
13238 (convert_for_assignment): Same.
13239 (store_init_value): Same.
13240 (digest_init): Same.
13241 (output_init_element): Pass location to digest_init and
13242 array_to_pointer_conversion.
13243 (c_finish_return): Pass location to convert_for_assignment.
13244 * gimplify.c (gimplify_conversion): Pass location to
13245 maybe_fold_offset_to_address.
13246 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13247 to maybe_fold_stmt_addition.
13248 * c-omp.c (c_finish_omp_atomic): Pass new location to
13250 (c_finish_omp_for): Same.
13251 * c-common.c (overflow_warning): New argument.
13252 * c-common.h: New argument to build_modify_expr, overflow_warning.
13253 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13255 (c_parser_initializer): Pass location to
13256 default_function_array_conversion.
13257 (c_parser_initelt): Same.
13258 (c_parser_initval): Same.
13259 (c_parser_asm_operands): Same.
13260 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13261 (c_parser_conditional_expression): Same.
13262 (c_parser_binary_expression): Add location info to stack. Use it.
13263 (c_parser_unary_expression): Pass location to
13264 default_function_array_conversion, parser_build_unary_op,
13265 build_indirect_ref, c_parser_postfix_expression_after_primary.
13266 (c_parser_postfix_expression_after_primary): New location argument.
13268 (c_parser_expression_conv): Pass location to
13269 default_function_array_conversion.
13270 (c_parser_expr_list): Same.
13271 (c_parser_omp_atomic): Same.
13272 (c_parser_omp_for_loop): Same.
13273 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13274 (build_array_declarator): New argument.
13275 * c-decl.c (build_array_declarator): Add location argument.
13276 (grokdeclarator): Set id_loc for cdk_array.
13277 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13278 build_array_declarator.
13279 * tree.c (build_omp_clause): Add location argument.
13280 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13281 (OMP_CLAUSE_LOCATION): New macro.
13282 (struct tree_omp_clause): Add location field.
13283 (build_omp_clause): Add argument.
13284 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13285 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13287 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13288 (cp_parser_omp_clause_collapse): Same.
13289 (cp_parser_omp_clause_default): Same.
13290 (cp_parser_omp_clause_if): Same.
13291 (cp_parser_omp_clause_nowait): Same.
13292 (cp_parser_omp_clause_num_threads): Same.
13293 (cp_parser_omp_clause_ordered): Same.
13294 (cp_parser_omp_clause_schedule): Same.
13295 (cp_parser_omp_clause_untied): Same.
13296 (cp_parser_omp_for_loop): Same.
13297 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13298 * c-tree.h (c_start_case): Add location argument.
13299 (c_process_expr_stmt): Same.
13300 (c_finish_goto_*): Same.
13301 * tree-parloops.c (initialize_reductions): Pass location to
13303 (create_parallel_loop): Same.
13304 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13305 (gfc_trans_omp_reduction_list): Same.
13306 (gfc_trans_omp_clauses): Same.
13307 (gfc_trans_omp_do): Same.
13308 * c-typeck.c (c_finish_goto_label): Same.
13309 (c_finish_goto_ptr): New location argument.
13310 (c_start_case): Same.
13311 (emit_side_effect_warnings): Same.
13312 (c_process_expr_stmt): Same.
13313 (c_finish_stmt_expr): Same.
13314 (c_finish_omp_clauses): Use error_at instead of error.
13315 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13317 * c-omp.c (c_split_parallel_clauses): New location argument.
13318 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13319 to build_omp_clause.
13320 (convert_local_reference_stmt): Same.
13321 (convert_gimple_call): Same.
13322 * c-common.h (c_split_parallel_clauses): New argument.
13323 * c-parser.c (c_parser_statement_after_labels): Pass location to
13324 c_finish_goto_label.
13325 (c_parser_switch_statement): Pass location to c_start_case.
13326 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13327 and c_process_expr_stmt.
13328 (c_parser_omp_variable_list): Add location argument.
13329 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13330 (c_parser_omp_clause_default): Same.
13331 (c_parser_omp_clause_if): Same.
13332 (c_parser_omp_clause_num_threads): Same.
13333 (-c_parser_omp_clause_ordered): Same.
13334 (c_parser_omp_clause_reduction): Pass location to
13335 c_parser_omp_variable_list.
13336 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13337 (c_parser_omp_clause_untied): Same.
13338 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13339 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13341 * c-tree.h (check_for_loop_decls, undeclared_variable,
13342 build_component_ref, build_array_ref, build_external_ref,
13343 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13344 build_conditional_expr, build_compound_expr, c_cast_expr,
13345 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13346 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13348 * c-semantics.c (build_stmt): Same.
13349 (build_case_label): Same.
13350 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13351 (undeclared_variable): New argument.
13352 (make_label): Same.
13353 (lookup_label): Pass location on down.
13354 (define_label): Same.
13355 (finish_decl): Same.
13356 (build_compound_literal): Same.
13357 (finish_struct): Same.
13358 (finish_function): Do not set location here.
13359 (check_for_loop_decls): New argument.
13360 * tree.c (save_expr): Set location.
13361 (build_empty_stmt): New argument.
13362 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13363 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13364 * builtins.c (gimplify_va_arg_expr): Use locations.
13365 (expand_builtin_sync_operation): Same.
13366 * c-typeck.c (build_component_ref): New argument.
13367 (build_array_ref): Same.
13368 (build_external_ref): Same.
13369 (c_expr_sizeof_expr): Same.
13370 (c_expr_sizeof_type): Same.
13371 (parser_build_unary_op): Same.
13372 (build_conditional_expr): Same.
13373 (build_compound_expr): Pass location on down.
13374 (build_compound_expr): New argument.
13375 (build_c_cast): Same.
13376 (c_cast_expr): Same.
13377 (build_asm_expr): Same.
13378 (c_finish_return): Same.
13379 (c_process_expr_stmt): Pass location on down.
13380 (c_finish_stmt_expr): New argument.
13381 (push_clenaup): Same.
13382 (c_finish_omp_parallel): Same.
13383 (c_finish_omp_task): Same.
13384 * gimplify.c (gimplify_call_expr): Pass location on down.
13385 * c-omp.c (c_finish_omp_master): New argument.
13386 (c_finish_omp_critical): Same.
13387 (c_finish_omp_ordered): Same.
13388 (c_finish_omp_barrier): Same.
13389 (-c_finish_omp_taskwait): Same.
13390 (c_finish_omp_atomic): Same.
13391 (c_finish_omp_flush): Same.
13392 * tree-inline.c (copy_tree_body_r): Pass location on down.
13393 (inline_forbidden_p): Remove use of input_location.
13394 * c-gimplify.c (c_build_bind_expr): New argument.
13395 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13396 (c_sizeof_or_alignof_type): New argument.
13397 (c_alignof_expr): Same.
13398 (build_va_arg): Same.
13399 (c_add_case_label): Same.
13400 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13401 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13402 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13403 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13404 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13405 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13407 * stub-objc.c (objc_build_selector_expr): Same.
13408 (objc_build_throw_stmt): Same.
13409 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13410 (c_parser_initelt): Same.
13411 (c_parser_compound_statement): Same.
13412 (c_parser_compound_statement_nostart): Same.
13413 (c_parser_label): Same.
13414 (c_parser_statement_after_labels): Same.
13415 (c_parser_if_body): Same.
13416 (c_parser_else_body): Same.
13417 (c_parser_if_statement): Same.
13418 (c_parser_switch_statement): Same.
13419 (c_parser_while_statement): Same.
13420 (c_parser_do_statement): Same.
13421 (c_parser_for_statement): Same.
13422 (c_parser_asm_statement): Same.
13423 (c_parser_conditional_expression): Same.
13424 (c_parser_binary_expression): Same.
13425 (c_parser_cast_expression): Same.
13426 (c_parser_unary_expression): Same.
13427 (c_parser_sizeof_expression): Same.
13428 (c_parser_alignof_expression): Same.
13429 (c_parser_postfix_expression): Same.
13430 (c_parser_expression): Same.
13431 (c_parser_objc_receiver): Same.
13432 (c_parser_omp_variable_list): Same.
13433 (c_parser_omp_structured_block): Same.
13434 (c_parser_omp_atomic): New argument.
13435 (c_parser_omp_barrier): Same.
13436 (c_parser_omp_critical): Same.
13437 (c_parser_omp_flush): Pass location on down.
13438 (c_parser_omp_for_loop): New argument.
13439 (c_parser_omp_for): Same.
13440 (c_parser_omp_master): Same.
13441 (c_parser_omp_ordered): Same.
13442 (c_parser_omp_sections_scope): Same.
13443 (c_parser_omp_sections): Same.
13444 (c_parser_omp_parallel): Same.
13445 (c_parser_omp_single): Same.
13446 (c_parser_omp_task): Same.
13447 (c_parser_omp_taskwait): Pass location on down.
13448 (c_parser_omp_construct): Same.
13449 (c_parser_omp_threadprivate): Same.
13450 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13451 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13452 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13453 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13454 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13455 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13456 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13457 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13458 config/i386/i386.c, stmt.c:
13459 Add location argument to the following function definitions and/or
13460 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13461 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13462 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13463 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13464 do_case, c_finish_bc_stmt, build_compound_literal,
13465 build_function_call.
13466 * c-decl.c (build_compound_literal): Add location argument.
13467 Make all diagnostic calls use location.
13468 (start_struct): Same.
13469 (finish_struct): Same.
13470 (start_enum): Same.
13471 (build_enumerator): Same.
13472 (start_function): Same.
13473 (grokdeclarator): Make all diagnostic calls use location.
13474 (store_parm_decls_oldstyle): Same.
13475 * c-typeck.c (build_function_call): Add location argument.
13476 Make all diagnostic calls use location.
13478 (c_finish_bc_stmt): Same.
13479 * tree-nested.c (get_trampoline_type): Add argument.
13480 Pass location to build_decl.
13481 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13482 * rtl.h (RTL_LOCATION): New.
13483 * c-common.c (c_add_case_label): Add location argument.
13484 Make all diagnostic calls use location.
13485 * c-common.h: Add location argument to make_fname_decl, do_case,
13486 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13487 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13488 Set it appropriately for every case. Pass enum_loc to start_enum
13489 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13491 (c_parser_struct_or_union_specifier): Save location. Use it for
13492 start_struct, finish_struct, and parser_xref_tag.
13494 2009-06-12 Ian Lance Taylor <iant@google.com>
13496 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13498 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13499 cpp_opts->warn_cxx_operator_names.
13501 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13504 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13505 is returns NULL and OP is a VCE, look through the VCE.
13507 2009-06-12 Ian Lance Taylor <iant@google.com>
13510 * collect2.c (main): Use CONST_CAST2 in code inside #if
13511 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13513 2009-06-12 Joey Ye <joey.ye@intel.com>
13515 PR middle-end/39146
13516 * cfgexpand.c (get_decl_align_unit): Update
13517 max_used_stack_slot_alignment with align instead of
13518 stack_alignment_needed.
13520 * function.c (assign_stack_local_1): Update
13521 max_used_stack_slot_alignment with alignment_in_bits instead
13522 of stack_alignment_needed.
13523 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13526 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13528 * dwarf2out.c (last_var_location_insn): New variable.
13529 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13530 (dwarf2out_var_location): Don't record anything after last real
13531 insn. Only change labels if there were any real instructions
13532 in between last note and this one, or if changed sections.
13534 2009-06-11 Richard Henderson <rth@redhat.com>
13536 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13537 note when storing the frame pointer in a register.
13538 (FRP): Don't redefine to nothing for epilogue.
13539 (alpha_expand_epilogue): Mark register and sp restores.
13540 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13542 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13543 when gen_lowpart is needed.
13545 2009-06-11 Richard Henderson <rth@redhat.com>
13547 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13549 * dwarf2out.c (need_data_align_sf_opcode): New.
13550 (div_data_align): Move earlier.
13551 (def_cfa_1, reg_save): Use it.
13553 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13555 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13556 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13557 (ix86_handle_option): Handle OPT_mcrc32.
13558 (ix86_target_string): Add -mcrc32.
13559 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13561 * config/i386/i386.h (TARGET_CRC32): New.
13563 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13564 (sse4_2_crc32di): Likewise.
13566 * config/i386/i386.opt (mcrc32): New.
13568 * doc/invoke.texi: Document -mcrc32.
13570 2009-06-11 Richard Henderson <rth@redhat.com>
13572 * common.opt (gdwarf-): Accept a version number.
13573 * doc/invoke.texi (gdwarf-): Update docs.
13574 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13575 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13576 version level, and record it.
13578 * dwarf2.h (DW_CIE_VERSION): Remove.
13579 * dwarf2out.c (DWARF_VERSION): Remove.
13580 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13581 (output_call_frame_info): Use CIE version 3 for dwarf3,
13582 or if the return register column is out of range for version 1.
13583 (dwarf_stack_op_name): Add all dwarf3 values.
13584 (DEBUG_PUBTYPES_SECTION): New.
13585 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13586 encoding change for dwarf3.
13587 (output_die) [dw_val_class_die_ref]: Likewise.
13588 (output_compilation_unit_header): Emit correct version for dwarf3.
13589 (output_line_info): Likewise.
13590 (output_pubnames): Update for DWARF_VERSION removal.
13591 (output_aranges): Likewise.
13592 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13593 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13594 (dwarf2out_finish): Likewise.
13596 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13598 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13601 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13604 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13605 * builtins.c (expand_builtin_unreachable): New function.
13606 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13607 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13608 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13610 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13611 searching for missing barriers.
13613 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13615 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13616 when -fprofile-generate* was passed.
13617 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13619 2009-06-11 Anthony Green <green@moxielogic.com>
13621 * config/moxie/moxie.md: Define length attribute for all instructions.
13623 (*b<cond:code>): Support limited branch ranges for new PC-relative
13624 branch instructions.
13625 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13627 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13629 * config/i386/i386.c (min_insn_size): Use get_attr_length
13630 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13631 For __asm return 0.
13633 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13634 instead of emit_insn_before.
13636 2009-06-10 Ian Lance Taylor <iant@google.com>
13639 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13642 2009-06-10 Revital Eres <eres@il.ibm.com>
13644 * passes.c (init_optimization_passes): Reschedule
13645 predictive-commoning pass before complete unroll pass.
13647 2009-06-10 Martin Jambor <mjambor@suse.cz>
13649 * cgraph.c (cgraph_node_can_be_local_p): New function.
13650 (cgraph_make_node_local): New function.
13651 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13652 (cgraph_make_node_local): Declare.
13654 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13656 * tree.h (tree_base): Add packed_flag and user_align fields.
13657 Decrease size of spare field.
13658 (TYPE_USER_ALIGN): Use user_align from tree_base.
13659 (DECL_USER_ALIGN): Likewise.
13660 (TYPE_PACKED): Use packed_flag from tree_base.
13661 (DECL_PACKED): Likewise.
13662 (tree_type): Delete packed_flag and user_align fields. Widen
13663 precision field. Widen mode field and shuffle fields to align
13664 mode on an 8-bit boundary.
13665 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13666 Renumber decl_flag_* fields. Fix comments. Widen
13667 decl_common_unused field.
13668 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13669 (DECL_EXTERNAL): Likewise.
13670 (DECL_BIT_FIELD): Likewise.
13671 (DECL_NONADDRESSABLE_P): Likewise.
13672 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13673 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13675 2009-06-10 Ian Lance Taylor <iant@google.com>
13677 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13678 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13679 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13680 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13681 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13682 DEF_VEC_ALLOC_FUNC_P.
13683 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13684 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13685 DEF_VEC_ALLOC_FUNC_O.
13686 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13687 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13688 DEF_VEC_ALLOC_FUNC_I.
13689 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13690 (vec_stack_p_reserve_exact_1): Declare.
13691 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13692 (vec_stack_free): Declare.
13693 (VEC_stack_alloc): Define.
13694 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13695 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13696 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13697 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13699 (stack_vecs): New static variable.
13700 (vec_stack_p_reserve_exact_1): New function.
13701 (vec_stack_o_reserve_1): New static function.
13702 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13703 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13704 (vec_stack_free): New function.
13705 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13706 (VEC_df_ref_stack_alloc): Define.
13707 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13708 DEF_VEC_ALLOC_P_STACK.
13709 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13710 (struct df_collection_rec): Change _vec fields to VEC. Remove
13712 (df_free_collection_rec): Adjust for new fields.
13713 (df_insn_rescan): Use new df_collection_rec fields.
13714 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13715 (df_ref_create_structure, df_ref_record): Likewise.
13716 (df_get_conditional_uses, df_get_call_refs): Likewise.
13717 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13718 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13719 (df_record_exit_block_uses, df_bb_verify): Likewise.
13720 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13721 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13722 Remove count parameter. Change return type to void. Change all
13724 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13725 Remove count parameter. Change return type to void. Change all
13727 (df_install_refs): Change old_vec parameter to VEC. Remove count
13728 parameter. Change all callers.
13729 (df_install_mws): Change old_vec parameter to VEC. Remove count
13730 parameter. Change all callers.
13731 (df_refs_verify): Change new_rec parameter to VEC. Change call
13733 (df_mws_verify): Likewise.
13735 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13737 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13739 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13741 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13743 2009-06-10 Anthony Green <green@moxielogic.com>
13745 * config/moxie/crti.asm: New file.
13746 * config/moxie/crtn.asm: New file.
13747 * config/moxie/moxie.c: New file.
13748 * config/moxie/moxie.h: New file.
13749 * config/moxie/sfp-machine.h: New file.
13750 * config/moxie/moxie-protos.h: New file.
13751 * config/moxie/t-moxie: Created.
13752 * config/moxie/t-moxie-softfp: Created.
13753 * config/moxie/moxie.md: Created.
13754 * config/moxie/constraints.md: Created.
13755 * config.gcc: Add moxie support.
13756 * doc/md.texi (Machine Constraints): Add moxie constraints.
13757 * doc/contrib.texi (Contributors): Mention moxie port.
13758 * doc/install.texi (Specific): Mention the moxie port.
13760 2009-06-09 Ian Lance Taylor <iant@google.com>
13762 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13763 compiling with C++.
13764 * optabs.c (optab_table): Only use designated initializers if
13765 HAVE_DESIGNATED_INITIALIZERS is defined.
13766 (convert_optab_table): Likewise.
13767 (init_optabs): Always call init_insn_codes if
13768 HAVE_DESIGNATED_INITIALIZERS is not defined.
13770 2009-06-09 Ian Lance Taylor <iant@google.com>
13772 * targhooks.c (default_builtin_vectorized_function): Change fn
13773 parameter to unsigned int.
13774 (default_builtin_vectorized_conversion): Change code parameter to
13776 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13777 * targhooks.h: Update declarations.
13778 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13779 parameter to unsigned int.
13781 * c-typeck.c (comptypes_check_enum_int): New static function.
13782 (comptypes_internal): Add enum_and_int_p parameter. Change all
13784 (comp_target_types): Add location parameter. Change all callers.
13785 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13786 Change all callers.
13787 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13788 (build_conditional_expr): Add colon_loc parameter. Change all
13790 (convert_for_assignment): Add location parameter. Change all callers.
13791 * c-parser.c (c_parser_conditional_expression): Pass location of
13792 colon to build_conditional_expr.
13793 * c-tree.h (build_conditional_expr): Update declaration.
13795 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13797 * graphite.c: Revert previous patch.
13799 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13802 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13804 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13806 * tree-ssa-loop-prefetch.c
13807 (loop_prefetch_arrays): Fixed a portability problem in printf format
13810 2009-06-09 Martin Jambor <mjambor@suse.cz>
13812 PR tree-optimization/40351
13813 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13814 refrence to a potential artifical subaccess can be constructed.
13816 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13818 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13819 (sh_override_options): Likewise.
13820 * config/sh/sh.c: Include params.h.
13821 (sh_optimization_options): New.
13822 (sh_override_options): Likewise.
13823 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13824 (OVERRIDE_OPTIONS): Use sh_override_options.
13826 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13828 * dwarf2out.c (emit_cfa_remember): New variable.
13829 (add_fde_cfi): If emit_cfa_remember, recurse to add
13830 DW_CFA_remember_state first.
13831 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13832 instead just set emit_cfa_remember.
13834 2009-06-08 Jan Hubicka <jh@suse.cz>
13837 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13839 2009-06-08 Jan Hubicka <jh@suse.cz>
13841 PR middle-end/39834
13842 * cgraphunit.c (save_inline_function_body): Do not copy transform
13843 hooks for saved inline bodies.
13844 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13845 for given function.
13847 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13849 * jump.c (returnjump_p): Handle delayed branches. Add missing
13852 2009-06-08 Jan Hubicka <jh@suse.cz>
13854 PR middle-end/40102
13855 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13856 original node might've been modified.
13857 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13859 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13861 * tree-object-size.c (addr_object_size): Add OSI argument.
13862 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13863 (compute_builtin_object_size, expr_object_size): Adjust callers.
13864 (plus_stmt_object_size): Call addr_object_size instead of
13865 compute_builtin_object_size.
13867 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13868 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13870 * tree-ssa-loop-prefetch.c
13871 (gather_memory_references): Introduced a counter for the number of
13873 (anything_to_prefetch_p): Introduced a counter for the number of
13875 (is_loop_prefetching_profitable): New function with a cost model
13877 (loop_prefetch_arrays): Use the new cost model to determine if
13878 prefetching is profitable.
13879 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13880 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13881 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13882 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13883 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13884 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13886 2009-06-08 Michael Matz <matz@suse.de>
13889 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13890 partitions use the same.
13891 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13892 for basevars of SSA_NAMEs.
13893 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13894 to not expand them twice.
13895 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13898 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13900 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13901 (fdump-final-insns=, gtoggle): New.
13902 * doc/invoke.texi: Document them.
13903 * final.c (rest_of_clean_state): Dump final insn stream.
13904 * gcc.c (invoke_as): Hook in -fcompare-debug.
13905 (static_spec_functions): Add compare-debug-dump-opt,
13906 compare-debug-self-opt and compare-debug-auxbase-opt.
13907 (compare_debug, compare_debug_second, compare_debug_opt): New.
13908 (switches_debug_check, n_switches_debug_check): New.
13909 (debug_auxbase_opt, debug_check_temp_file): New.
13910 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13912 (do_self_spec): Handle arguments after switches.
13913 (do_spec_1): Add .gk extension to temp file basenames for compare.
13914 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13915 (cc1_options): Use it instead of normal auxbase computation for
13916 the second compare-debug compilation.
13917 (compare_files): New.
13918 (main): Set up and implement compare debug mode.
13919 (compare_debug_dump_opt_spec_function): New.
13920 (compare_debug_self_opt_spec_function): New.
13921 (compare_debug_auxbase_opt_spec_function): New.
13922 * toplev.c (process_options): Handle flag_gtoggle,
13923 flag_dump_final_insns.
13924 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13925 during -fcompare-debug-second compilation.
13927 2009-06-07 Ian Lance Taylor <iant@google.com>
13929 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13930 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13932 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13933 with no default node. Change warning with %H to warning_at.
13934 Don't clear warn_switch around case checking.
13935 * doc/invoke.texi (Warning Options): Clarify distinction between
13936 -Wswitch and -Wswitch-enum.
13938 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13940 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13942 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13944 * gbl-ctors.h: Add header guard.
13946 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13948 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13949 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13950 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13951 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13952 prototypes for removed functions.
13953 (expressions_equal_p): Move to ...
13954 * tree-ssa-sccvn.h: ... here and ...
13955 * matrix-reorg.c: ... adjust includes.
13957 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13959 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13961 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13963 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13964 (finish_function): Remove erroneous whitespace.
13966 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13968 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13969 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13971 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13973 * errors.c (internal_error): Commentary typo fix.
13974 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13975 * tree-ssa-pre.c: Ditto.
13977 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13979 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13980 them is supposed to hold actual statements.
13982 2009-06-06 Ian Lance Taylor <iant@google.com>
13984 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13985 empty statements can now have attributes.
13987 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13989 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13990 * config/mips/mips.md: Ditto.
13992 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13994 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13996 (__eabi_uconvert): Likewise.
13998 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14000 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14001 CFI_* definitions with IN_GCC.
14003 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14005 * xcoffout.h (xcoffout_source_line): Update prototype.
14007 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14009 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14010 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14012 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14014 PR middle-end/40340
14015 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14016 inlined_function_outer_scope_p blocks for artificial inlines
14018 * tree.c (tree_nonartificial_location): Rewrite using
14019 block_nonartificial_location.
14021 2009-06-05 Revital Eres <eres@il.ibm.com>
14022 Leehod Baruch <leehod@il.ibm.com>
14024 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14025 (expand_expr_real_1): Remove comment.
14026 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14027 Vectorize misaligned access when the target supports it.
14028 (vect_supportable_dr_alignment): Check for unaligned access support.
14029 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14032 2009-06-05 Julian Brown <julian@codesourcery.com>
14034 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14035 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14037 2009-06-05 Richard Guenther <rguenther@suse.de>
14040 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14041 as possibly unused.
14043 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14045 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14046 (save_gprs): Don't tell unwinder when a global register is saved.
14047 (s390_emit_epilogue): Emit needed epilogue unwind info.
14049 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14051 * dwarf2out.c (deferred_asm_name): New.
14052 (add_name_and_src_coords_attributes): Defer creation of
14053 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14055 (move_linkage_attr): New.
14056 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14059 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14061 * tree-nested.c (finalize_nesting_tree_1): Declare the
14062 frame_decl in the binding tree.
14064 2009-06-04 Cary Coutant <ccoutant@google.com>
14066 * basic-block.h (struct basic_block_def): Add discriminator field.
14067 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14069 * debug.c (do_nothing_debug_hooks): Add additional entry.
14070 (debug_nothing_int_charstar_int): New function.
14071 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14072 (debug_nothing_int_charstar_int): New declaration.
14073 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14074 discriminator value in .loc directive.
14075 * final.c (last_discriminator): New variable.
14076 (discriminator): New variable.
14077 (final_start_function): Initialize above variables, pass current
14078 discriminator to debug hook.
14079 (notice_source_line): Check for discriminator change.
14080 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14081 * sdbout.c (sdbout_source_line): New parameter.
14082 * tree-cfg.c (struct locus_discrim_map): New structure type.
14083 (discriminator_per_locus): New hash table.
14084 (build_gimple_cfg): Allocate and free discriminator hash table.
14085 (make_edges): Call assign_discriminator.
14086 (locus_map_hash): New function.
14087 (locus_map_eq): New function.
14088 (next_discriminator_for_locus): New function.
14089 (same_line_p): New function.
14090 (assign_discriminator): New function.
14091 (make_cond_expr_edges): Call assign_discriminator.
14092 (make_gimple_switch_edges): Likewise.
14093 (first_non_label_stmt): New function.
14094 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14096 * xcoffout.c (xcoffout_source_line): Add new parameter.
14098 * configure.ac (gcc_cv_as_discriminator): New configury check for
14099 gas support for discriminator.
14100 * configure: Regenerate.
14101 * config.in: Regenerate.
14103 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14105 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14106 val after checking for integers.
14108 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14110 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14112 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14113 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14114 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14115 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14116 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14117 X64_SSE_REGPARM_MAX.
14118 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14119 X64_SSE_REGPARM_MAX.
14121 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14123 * gcc.c (report_times_to_file): New.
14124 (execute): Implement it.
14125 (process_command): Support -time=.
14126 * doc/invoke.texi: Document it.
14128 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14130 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14131 that have value exprs.
14133 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14135 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14136 declarations for constants until...
14137 (dw2_output_indirect_constant_1): ... this point.
14139 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14142 * arm.md (arm_addsi3): Don't try to split an add with an
14143 eliminable register until after reload has completed.
14145 2009-06-03 Ian Lance Taylor <iant@google.com>
14147 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14148 * genattrtab.c (write_length_unit_log): Likewise.
14149 * genchecksum.c (dosum): Likewise.
14150 * gengtype.c (write_rtx_next): Likewise.
14151 (finish_root_table, write_roots): Likewise.
14152 * gimple.c (gimple_ops_offset_): Likewise.
14153 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14154 * config/arc/arc.c (arc_attribute_table): Likewise.
14155 * config/arm/arm.c (arm_attribute_table): Likewise.
14156 * config/avr/avr.c (avr_attribute_table): Likewise.
14157 * config/crx/crx.c (crx_attribute_table): Likewise.
14158 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14159 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14160 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14161 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14162 * config/sh/sh.c (sh_attribute_table): Likewise.
14163 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14164 * config/spu/spu.c (spu_attribute_table): Likewise.
14165 * config/v850/v850.c (v850_attribute_table): Likewise.
14167 * config/alpha/alpha.c (vms_attribute_table): Make static.
14168 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14169 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14170 * config/mips/mips.c (mips_attribute_table): Likewise.
14172 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14174 (cc1-checksum.o): Likewise.
14176 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14178 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14180 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14182 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14183 insn if it is changing sp. Use gen_add3_insn instead of
14184 conditionally gen_addsi3 and gen_adddi3.
14185 (offset_below_red_zone_p): New static inline function.
14186 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14187 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14188 * config/rs6000/ppc-asm.h: Include auto-host.h.
14189 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14190 CFI_RESTORE): Define.
14191 * config/rs6000/crtresxgpr.asm: Add unwind info.
14192 * config/rs6000/crtresxfpr.asm: Likewise.
14193 * config/rs6000/crtresgpr.asm: Likewise.
14194 * config/rs6000/crtresfpr.asm: Likewise.
14195 * config/rs6000/crtsavgpr.asm: Likewise.
14196 * config/rs6000/crtsavfpr.asm: Likewise.
14198 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14199 argument of DWARF2_FRAME_REG_OUT macros.
14201 2009-06-03 Julian Brown <julian@codesourcery.com>
14203 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14204 words or less (including TImode) in core registers.
14206 2009-06-03 Richard Guenther <rguenther@suse.de>
14208 PR middle-end/40328
14209 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14211 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14213 * statistics.c (statistics_counter_event): Do not record event
14214 in pass dump if its number == -1.
14215 (curr_statistics_hash): Add assert that we never get passes
14216 with static number == -1.
14218 2009-06-03 Richard Guenther <rguenther@suse.de>
14219 Andrey Belevantsev <abel@ispras.ru>
14221 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14222 non-BLKmode arrays addressable.
14224 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14226 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14227 * config/m68k/m68k.h: ... here.
14229 2009-06-03 Martin Jambor <mjambor@suse.cz>
14231 PR tree-optimization/40323
14232 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14235 2009-06-03 Richard Guenther <rguenther@suse.de>
14237 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14240 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14242 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14243 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14244 JUMP_TABLE_DATA_P where applicable.
14245 * config/sh/sh.c: Ditto.
14246 * config/sh/sh.h: Ditto.
14247 * config/sh/sh.md: Ditto.
14248 * config/sh/symbian.c: Ditto.
14250 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14252 * config/i386/driver-i386.c (describe_cache): Optimize
14253 concatenation of strings. Use snprintf instead of sprintf.
14254 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14255 target when not compiling with GCC.
14257 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14259 * config/sh/sh.c: Revert last change.
14260 (sh_expand_epilogue): Emit a blockage insn before the frame
14261 pointer adjustment unconditionally.
14263 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14265 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14266 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14267 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14268 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14269 to COLLECT_GCC_OPTIONS.
14271 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14273 * collect2.c (target_system_root): New variable.
14274 (main): Handle --sysroot=.
14275 (ignore_library): Strip the sysroot from the library path.
14277 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14279 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14280 (collect2.o): Depend on collect2-aix.h.
14281 (collect2-aix.o): New rule.
14282 * collect2-aix.h: New file.
14283 * collect2-aix.c: Likewise.
14284 * collect2.c: Include collect2-aix.h. Don't undefine
14285 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14286 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14287 Use TARGET_AIX_VERSION instead of _AIX51.
14288 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14289 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14290 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14291 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14292 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14294 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14296 * collect2.c (ignore_library): Avoid premature post-increment
14297 and null deference.
14299 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14301 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14302 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14303 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14304 CROSS_DIRECTORY_STRUCTURE too.
14305 (LINK_LIBG_SPEC): Likewise.
14306 (LIB_SPEC): Add %R to sysroot paths.
14307 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14308 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14309 * config/rs6000/aix51.h: As for aix43.h.
14310 * config/rs6000/aix52.h: Likewise.
14311 * config/rs6000/aix53.h: Likewise.
14312 * config/rs6000/aix61.h: Likewise.
14313 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14314 to the beginning of sysroot paths.
14316 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14318 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14319 INSN_LISTs that are out of the REG_NOTE range.
14321 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14323 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14324 (struct var_to_expand): Likewise.
14325 (struct opt_info): Add head and tail for linked lists of the above.
14326 (analyze_insn_to_expand_var): Initialize next.
14327 (analyze_iv_to_split_insn): Likewise.
14328 (analyze_insns_in_loop): Create linked lists.
14329 (allocate_basic_variable): Simplify for use without hash table.
14330 (insert_var_expansion_initialization): Likewise, make it type-safer.
14331 (combine_var_copies_in_loop_exit): Likewise.
14332 (apply_opt_in_copies): Walk lists rather than hash tables.
14333 (release_var_copies): Simplified and inlined by hand into...
14334 (free_opt_info): ... this function.
14336 2009-06-02 Richard Guenther <rguenther@suse.de>
14338 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14341 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14343 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14344 only for builtins that are not overridden.
14346 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14348 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14351 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14353 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14355 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14357 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14359 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14361 * common.opt (fdump-unnumbered-links): New.
14362 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14363 * print-rtl.c (flag_dump_unnumbered_links): New.
14364 (print_rtx): Test it.
14366 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14368 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14369 push/pop multiple to 8-byte alignment.
14371 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14373 * config/i386/i386.c (queued_cfa_restores): New static variable.
14374 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14376 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14377 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14378 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14379 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14380 note unconditionally.
14381 (ix86_emit_restore_regs_using_mov): Likewise.
14382 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14383 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14384 it through to ix86_emit_restore_reg_using_pop.
14385 (ix86_emit_leave): Add RED_OFFSET argument. Call
14386 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14387 instead of adding REG_CFA_OFFSET note unconditionally.
14388 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14389 the above functions. Call ix86_add_queued_cfa_restore_notes when
14392 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14393 force output of the label even for dwarf2out_do_cfi_asm.
14394 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14395 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14396 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14398 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14399 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14400 dwarf2out_cfi_label callers.
14401 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14402 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14403 Adjust dwarf2out_cfi_label callers.
14404 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14406 * config/i386/i386.h (struct machine_cfa_state,
14407 struct machine_function): Guard with ifndef USED_FOR_TARGET
14408 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14411 * emutls.c (__emutls_get_address): Change arr->size to mean number
14412 of allocated arr->data entries instead of # of slots + 1.
14414 PR middle-end/40316
14415 * recog.c (peep2_reinit_state): New function.
14416 (peephole2_init_state): Use it at the end of a basic block and also
14417 when seeing a RTX_FRAME_RELATED_P insn.
14419 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14421 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14422 fixuns_truncrfdi2): New.
14423 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14424 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14425 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14426 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14427 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14428 *recip_approx): Remove.
14429 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14430 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14431 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14433 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14436 2009-06-01 Ian Lance Taylor <iant@google.com>
14438 * attribs.c (register_attribute): Use CONST_CAST.
14439 * collect2.c (main): Use CONST_CAST2.
14440 (scan_prog_file): Likewise.
14441 * gcc.c (process_command, main): Likewise.
14442 * toplev.c (toplev_main): Likewise.
14444 * c-typeck.c (handle_warn_cast_qual): New static function,
14445 partially broken out of build_c_cast.
14446 (build_c_cast): Call handle_warn_cast_qual.
14447 * doc/invoke.texi (Warning Options): Document new effect of
14450 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14452 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14453 (diagnostic_report_current_module): Print columns.
14454 * common.opt (flag_show_column): Enable by default.
14456 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14458 * alias.c (find_base_term): Check for NULL term before returning.
14460 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14462 Revert due to PR40320:
14463 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14464 * calls.c (emit_library_call_value_1): Don't force_operand for move
14467 2009-06-01 Olivier Hainque <hainque@adacore.com>
14468 Eric Botcazou <ebotcazou@adacore.com>
14470 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14471 to be processed as a bitfield for constructor output purposes.
14472 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14474 * varasm.c (oc_local_state): New type, output_constructor
14475 local state to support communication with helpers.
14476 (oc_outer_state): New type, output_constructor outer state of
14477 relevance in recursive calls.
14478 (output_constructor_array_range): New output_constructor helper,
14479 extracted code for an array range element.
14480 (output_constructor_regular_field): New output_constructor helper,
14481 extracted code for an element that is not a bitfield.
14482 (output_constructor_bitfield): New output_constructor helper,
14483 extracted code for a bitfield element. Accept an OUTER state
14484 argument for recursive processing. Recurse on record or array
14485 CONSTRUCTOR values, possibly past noop conversions.
14486 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14487 VALUE is a valid constant-valued expression for use in a static
14488 bit-field initializer.
14489 (output_constructor): Rework to use helpers. Accept and honor an
14490 OUTER state argument for recursive calls. Return total size. Be
14491 prepared for nested constructors initializing bitfields.
14492 (output_constant): Feed OUTER in calls to output_constructor.
14494 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14496 * calls.c (emit_library_call_value_1): Don't force_operand for move
14499 2009-06-01 Nick Clifton <nickc@redhat.com>
14501 * doc/invoke.texi (IA-64 Options): Fix typo.
14503 2009-06-01 Ira Rosen <irar@il.ibm.com>
14505 PR tree-optimization/39129
14506 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14508 (vect_do_peeling_for_loop_bound): Use
14509 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14510 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14511 (vect_loop_versioning): Likewise.
14512 (vect_create_cond_for_alias_checks): Fix indentation.
14513 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14515 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14516 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14517 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14518 "control flow in loop".
14519 (vect_estimate_min_profitable_iters): Use
14520 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14521 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14522 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14523 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14524 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14525 statement belongs to a group of strided accesses with the exact code
14527 (vectorizable_load): Likewise.
14528 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14529 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14531 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14533 * config/freebsd-stdint.h: New file.
14534 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14535 Add freebsd-stdint.h to tm_file.
14537 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14539 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14540 (thumb2_extendhidi2): Likewise.
14542 2009-05-31 Ian Lance Taylor <iant@google.com>
14544 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14546 2009-05-31 Ian Lance Taylor <iant@google.com>
14548 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14549 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14550 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14552 2009-05-31 Jason Merrill <jason@redhat.com>
14554 * tree-pretty-print.c (print_call_name): Take the callee, not the
14555 call itself. Make non-static. Use dump_function_name for functions.
14556 (dump_generic_node): Adjust.
14557 * diagnostic.h: Declare print_call_name.
14558 * gimple-pretty-print.c (dump_gimple_call): Use it.
14560 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14562 * config/sh/sh.md (ashldi3_std): New define_expand.
14565 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14568 * config/sh/sh.c: Include debug.h.
14569 (sh_expand_epilogue): Emit a blockage insn before the frame
14570 pointer adjustment also when dwarf2out_do_frame returns true.
14572 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14574 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14575 (thumb2_extendqidi2): New pattern.
14577 2009-05-31 Ira Rosen <irar@il.ibm.com>
14579 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14580 mark phis for renaming.
14581 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14582 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14583 Call mark_sym_for_renaming.
14584 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14585 * tree-vect-loop.c (vect_transform_loop): Remove
14586 vect_memsyms_to_rename initialization and a call to
14587 mark_set_for_renaming.
14589 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14591 PR middle-end/40304
14592 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14593 frame related even if !set_cfa && style < 0.
14595 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14597 * config/i386/mingw-tls.c: New file.
14598 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14599 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14600 defining _WIN32 but not __CYGWIN__.
14602 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14604 * configure.ac: Add MPC support.
14606 * config.in, configure: Regenerate.
14608 2009-05-29 Richard Henderson <rth@redhat.com>
14610 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14611 NOTE_INSN_BASIC_BLOCK.
14612 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14613 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14614 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14616 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14618 (add_cfi): Disable check redefining cfa away from drap.
14619 (lookup_cfa_1): Add remember argument; handle remember/restore.
14620 (lookup_cfa): Pass remember argument.
14621 (cfa_remember): New.
14622 (compute_barrier_args_size_1): Remove sibcall check.
14623 (dwarf2out_frame_debug_def_cfa): New.
14624 (dwarf2out_frame_debug_adjust_cfa): New.
14625 (dwarf2out_frame_debug_cfa_offset): New.
14626 (dwarf2out_frame_debug_cfa_register): New.
14627 (dwarf2out_frame_debug_cfa_restore): New.
14628 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14629 (dwarf2out_begin_epilogue): New.
14630 (dwarf2out_frame_debug_restore_state): New.
14631 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14632 DW_CFA_restore_state.
14633 (output_cfi_directive): Likewise.
14634 (convert_cfa_to_fb_loc_list): Likewise.
14635 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14636 * dwarf2out.h: Update.
14637 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14638 (copy_insn_1): Early out for null.
14639 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14640 and dwarf2out_frame_debug_restore_state.
14641 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14642 (prologue_insn_hash, epilogue_insn_hash): New.
14643 (free_after_compilation): Adjust freeing accordingly.
14644 (record_insns): Create hash table if needed; push insns into
14645 hash instead of array.
14646 (maybe_copy_epilogue_insn): New.
14647 (contains): Search hash table instead of array.
14648 (sibcall_epilogue_contains): Remove.
14649 (thread_prologue_and_epilogue_insns): Split eh_return insns
14650 and mark them as epilogues.
14651 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14652 scanning in terms of basic blocks.
14653 * insn-notes.def (CFA_RESTORE_STATE): New.
14654 * jump.c (returnjump_p_1): Accept EH_RETURN.
14655 (eh_returnjump_p_1, eh_returnjump_p): New.
14656 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14657 CFA_REGISTER, CFA_RESTORE): New.
14658 * rtl.def (EH_RETURN): New.
14659 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14661 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14662 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14664 * config/i386/i386.c (gen_push): Update cfa state.
14665 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14666 add a CFA_ADJUST_CFA note.
14667 (ix86_dwarf_handle_frame_unspec): Remove.
14668 (ix86_expand_prologue): Update cfa state.
14669 (ix86_emit_restore_reg_using_pop): New.
14670 (ix86_emit_restore_regs_using_pop): New.
14671 (ix86_emit_leave): New.
14672 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14673 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14674 * config/i386/i386.h (struct machine_cfa_state): New.
14675 (ix86_cfa_state): New.
14676 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14677 (eh_return_internal): Merge from eh_return_<mode>,
14678 use eh_return rtx, split w/ epilogue.
14680 2009-05-29 Ian Lance Taylor <iant@google.com>
14682 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14684 * calls.c (emit_library_call_value_1): Likewise.
14686 * c-typeck.c (c_build_va_arg): New function.
14687 * c-tree.h (c_build_va_arg): Declare.
14688 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14689 instead of build_va_arg.
14691 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14693 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14694 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14695 (ptr_difference_cost): Use affine combinations to compute it.
14696 (difference_cost): Likewise.
14697 (get_computation_cost_at): Compute more accurate cost for addresses
14698 if the ratio is a multiplier allowed in addresses.
14699 For non-addresses, consider that an additional offset or symbol is
14702 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14704 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14705 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14707 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14708 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14709 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14711 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14712 to 1 for TYPE_SSE{IADD1,CVT1}.
14713 (prefix_vex_imm8): Removed.
14714 (length_vex): Only pass 1 as second argument to
14715 ix86_attr_length_vex_default if prefix_extra is 0.
14716 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14717 (length): For prefix vex computation use length_immediate
14718 attribute instead of prefix_vex_imm8.
14719 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14720 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14721 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14722 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14723 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14724 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14725 a space in between the operands.
14726 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14727 if one operand is 0xff and the other one si, di, bp or sp.
14728 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14729 other one si, di, bp or sp.
14730 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14731 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14732 type and mode attributes.
14733 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14734 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14735 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14736 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14737 prefix_data16 attribute iff MODE_DF.
14738 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14739 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14740 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14741 constm128_operand in length_immediate computation.
14742 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14743 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14744 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14745 length_immediate attribute to 1.
14746 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14747 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14748 for certain alternatives.
14749 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14750 prefix_data16 attribute if MODE_V1DF.
14751 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14752 length_immediate to 1.
14753 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14754 length_address to 4, set mode attribute to MODE_DI.
14755 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14756 (fxam<mode>2_i387): Set length attribute to 4.
14757 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14758 *prefetch_3dnow_rex): Override length_address attribute.
14759 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14761 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14762 (constm128_operand): Removed.
14763 * config/i386/i386.c (memory_address_length): For
14764 disp && !index && !base in 64-bit mode account for SIB byte if
14765 print_operand_address can't optimize disp32 into disp32(%rip)
14766 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14767 for fs: or gs: segment.
14768 (ix86_attr_length_immediate_default): When checking if shortform
14769 is possible, truncate immediate to the length of the non-shortened
14771 (ix86_attr_length_address_default): Ignore MEM_P operands
14773 (ix86_attr_length_vex_default): Only check for DImode on
14774 GENERAL_REG_P operands.
14775 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14776 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14777 (sse_cvttps2pi): Clear prefix_rep attribute.
14778 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14780 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14781 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14782 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14783 iff operand 2 is const_int_operand.
14784 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14785 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14786 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14788 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14790 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14791 prefix_data16 attribute for movlpd and movhpd instructions.
14792 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14793 length_immediate for shufpd instruction.
14794 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14795 (avx_cmpp<avxmodesuffixf2c><mode>3,
14796 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14797 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14798 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14799 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14800 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14801 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14802 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14803 prefix_data16 attribute for the first alternative to 1.
14804 (*avx_loadlps): Override length_immediate for the first alternative.
14805 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14806 attributes for second alternative.
14807 (*vec_concatv2sf_sse4_1): Override length_immediate and
14808 prefix_data16 attributes for second alternative.
14809 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14810 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14811 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14812 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14813 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14814 prefix_data16 and length_immediate to 1.
14815 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14817 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14818 prefix_extra attribute for variants that don't have 0f prefix alone.
14819 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14820 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14821 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14822 *sse4_1_pextrd): Set length_immediate to 1.
14823 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14824 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14826 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14827 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14828 length_immediate to 1 for second alternative.
14829 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14830 prefix_extra and length_immediate attributes for the first
14832 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14834 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14835 to 1 for the first and third alternative.
14836 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14838 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14840 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14842 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14843 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14844 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14845 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14846 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14847 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14848 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14849 ssse3_psign<mode>3): Override prefix_rex attribute.
14850 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14851 (ssse3_palignrti): Override length_immediate to 1.
14852 (ssse3_palignrdi): Override length_immediate to 1, override
14853 prefix_rex attribute.
14854 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14855 (sse4a_extrqi): Override length_immediate to 2.
14856 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14857 (sse4a_insertq): Override prefix_data16 to 0.
14858 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14859 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14860 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14861 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14862 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14863 and length_immediate to 1.
14864 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14865 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14866 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14867 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14868 and length_immediate to 1.
14869 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14870 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14871 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14872 avx_ptest256): Override prefix_extra to 1.
14873 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14874 Override prefix_data16 and length_immediate to 1.
14875 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14876 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14877 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14878 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14879 prefix_data16 to 0 and prefix_extra to 2.
14880 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14881 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14883 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14884 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14885 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14886 and prefix_extra to 2.
14887 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14888 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14889 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14890 avx_vpermilvar<mode>3,
14891 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14892 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14893 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14894 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14895 Override prefix_extra to 1.
14896 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14897 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14898 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14899 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14900 prefix_extra and length_immediate to 1.
14901 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14903 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14904 to 1 for the first alternative.
14905 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14906 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14908 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14909 *movv2sf_internal_avx, *movv2sf_internal): Override
14910 prefix_rep attribute for certain alternatives.
14911 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14912 attributes for certain alternatives.
14913 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14914 attributes for certain alternatives.
14915 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14916 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14917 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14918 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14919 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14920 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14921 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14922 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14923 length_immediate to 1 if operand 2 is const_int_operand.
14924 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14925 *vec_extractv2si_1): Set length_immediate attribute to 1.
14926 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14927 using old 3DNOW insn rather than SSE/3DNOW_A.
14928 (mmx_emms, mmx_femms): Clear modrm attribute.
14930 2009-05-29 Martin Jambor <mjambor@suse.cz>
14932 * tree-sra.c: New implementation of SRA.
14934 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14935 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14936 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14937 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14938 (SRA_MAX_STRUCTURE_COUNT): Removed.
14939 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14940 * doc/invoke.texi (sra-max-structure-size): Removed.
14941 (sra-field-structure-ratio): Removed.
14943 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14945 PR middle-end/40291
14946 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14949 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14951 PR rtl-optimization/40101
14952 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14953 seqno. Adjust comment.
14954 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14955 inserting bookkeeping before a jump, the jump is not scheduled.
14956 When no positive seqno found, provide a value. Add comment.
14958 2009-05-29 Richard Guenther <rguenther@suse.de>
14960 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14961 short-cutting on the first component.
14963 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14965 PR middle-end/39958
14966 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14967 for trees other than decls/types.
14969 2009-05-29 Richard Guenther <rguenther@suse.de>
14971 * tree-ssa-operands.c (get_expr_operands): Do not handle
14972 INDIRECT_REFs in the handled-component case. Remove
14973 unused get_ref_base_and_extent case.
14974 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14975 tree_low_cst and host_integerp where possible.
14976 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14977 codes for equivalence.
14978 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14980 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14982 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14983 to tmake_file for i[34567]86-*-cygwin*.
14985 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14988 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14989 (altivec_categorize_keyword, init_vector_keywords,
14990 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14993 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14995 * tree.c (handle_dll_attribute): Check if node is
14996 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14998 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15000 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15002 (thumb2_zero_extendqidi2): Likewise.
15004 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15006 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15007 instead of gen_movrt.
15008 * config/sh/sh.md (movrt): Remove.
15010 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15012 * doc/invoke.texi (IA-64 Options):
15013 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15014 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15015 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15016 -msched-prefer-non-control-spec-insns,
15017 -msched-stop-bits-after-every-cycle,
15018 -msched-count-spec-in-critical-path,
15019 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15020 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15021 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15022 and -msched-spec-verbose.
15024 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15026 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15027 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15029 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15031 2009-05-28 Richard Guenther <rguenther@suse.de>
15033 * tree-ssa-alias.c (ao_ref_init): New function.
15034 (ao_ref_base): Likewise.
15035 (ao_ref_base_alias_set): Likewise.
15036 (ao_ref_alias_set): Likewise.
15037 (refs_may_alias_p_1): Change signature.
15038 (refs_may_alias_p): Adjust.
15039 (refs_anti_dependent_p): Likewise.
15040 (refs_output_dependent_p): Likewise.
15041 (call_may_clobber_ref_p_1): Change signature.
15042 (call_may_clobber_ref_p): Adjust.
15043 (stmt_may_clobber_ref_p_1): New function split out from ...
15044 (stmt_may_clobber_ref_p): ... here.
15045 (maybe_skip_until): Adjust signature.
15046 (get_continuation_for_phi): Likewise.
15047 (walk_non_aliased_vuses): Likewise.
15048 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15049 (ao_ref_init): Declare.
15050 (ao_ref_base): Likewise.
15051 (ao_ref_alias_set): Likewise.
15052 (stmt_may_clobber_ref_p_1): Likewise.
15053 (walk_non_aliased_vuses): Adjust.
15054 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15055 (get_ref_from_reference_ops): remove.
15056 (vn_reference_lookup_2): Adjust signature.
15057 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15058 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15059 (vn_reference_lookup): Adjust.
15060 (vn_reference_insert): Likewise.
15061 (vn_reference_insert_pieces): Adjust signature.
15062 (visit_reference_op_call): Adjust.
15063 * tree-ssa-pre.c (get_expr_type): Simplify.
15064 (phi_translate_1): Adjust.
15065 (compute_avail): Likewise.
15066 (translate_vuse_through_block): Do not re-build trees.
15067 (value_dies_in_block_x): Likewise.
15068 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15070 (vn_reference_lookup_pieces): Adjust declaration.
15071 (vn_reference_insert_pieces): Likewise.
15073 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15075 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15076 with checking disabled.
15078 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15082 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15083 macro definition for support of three-operand format aligned
15084 .comm directive in assembler on cygwin/pe/mingw target OS.
15085 * configure: Regenerate.
15086 * config.h: Regenerate.
15088 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15089 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15090 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15092 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15093 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15095 2009-05-28 Ira Rosen <irar@il.ibm.com>
15097 PR tree-optimization/40254
15098 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15099 in analysis of basic blocks.
15101 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15103 PR middle-end/33699
15104 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15105 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15106 (TARGET_INITIALIZER): Use it.
15107 * cse.c (CHEAPER): Move it up to the other macros.
15108 (insert): Rename this ...
15109 (insert_with_costs): ... to this. Add cost parameters. Update
15111 (insert): New function. Call insert_with_costs.
15112 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15113 find_reg_offset_for_const, try_const_anchors): New functions.
15114 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15115 when using a const-anchor. Call insert_const_anchors.
15116 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15117 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15119 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15121 * tree-inline.c (remap_decls): Enable nonlocalized variables
15122 when not optimizing.
15124 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15126 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15127 Simplify other tests involving optimize.
15129 2009-05-27 Tom Tromey <tromey@redhat.com>
15131 * unwind-dw2.c (_Unwind_DebugHook): New function.
15132 (uw_install_context): Call _Unwind_DebugHook.
15134 2009-05-27 Tom Tromey <tromey@redhat.com>
15136 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15138 2009-05-27 Ian Lance Taylor <iant@google.com>
15140 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15141 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15142 (ALL_LINKERFLAGS): Define.
15143 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15144 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15145 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15146 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15147 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15148 $(LINKER_FOR_BUILD).
15149 (build/gcov-iov$(build_exeext)): Likewise.
15151 2009-05-27 Julian Brown <julian@codesourcery.com>
15153 * gcse.c (target.h): Include.
15154 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15155 copy of argument to a pseudo register.
15157 2009-05-27 Diego Novillo <dnovillo@google.com>
15159 * tree-ssa-live.c (dump_scope_block): Document arguments.
15160 (dump_scope_blocks): Document.
15161 (debug_scope_blocks): New.
15162 * tree-flow.h (debug_scope_blocks): Declare.
15164 2009-05-21 Denis Chertykov <denisc@overta.ru>
15166 * doc/contrib.texi (Contributors): Add myself to the list.
15168 2009-05-27 Olivier Hainque <hainque@adacore.com>
15170 * expr.c (target_align): New function. Alignment the TARGET of an
15171 assignment may be assume to have.
15172 (highest_pow2_factor_for_target): Use it instead of relying on
15173 immediate tree attributes of TARGET, not necessarily honored when
15174 intermediate bitfields are involved.
15176 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15179 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15180 AVX, SSE4, AES, PCLMUL and POPCNT.
15182 2009-05-27 Diego Novillo <dnovillo@google.com>
15184 * tree-pretty-print.c (dump_location): New.
15185 (dump_generic_node): Call it.
15186 Factor code to handle BLOCK nodes ...
15187 (dump_block_node): ... here.
15189 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15191 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15193 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15195 * gcc-plugin.h: Include config.h and system.h.
15196 (IN_GCC): Define if not defined.
15198 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15200 PR middle-end/40249
15201 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15204 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15206 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15208 * config/m32r/m32r.h: Ditto.
15209 * config/m32r/m32r.md: Ditto.
15210 * config/m32r/predicates.md: Ditto.
15212 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15214 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15216 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15219 (Loading plugins): typo.
15220 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15221 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15222 (Interacting with the GCC Garbage Collector): Added new section.
15223 (Giving information about a plugin): Added new section for
15225 * ggc.h (ggc_register_root_tab): Added declaration.
15226 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15227 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15228 (register_callback): Improved comment in declaration.
15229 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15230 (extra_root_vec) Added static variable for dynamic roots registration.
15231 (ggc_register_root_tab) Added new routine.
15232 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15233 PLUGIN_GGC_MARKING event.
15234 * ggc-zone.c: Include plugin.h.
15235 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15236 * ggc-page.c: Include plugin.h.
15237 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15238 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15239 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15240 (register_callback): check lack of callbacks for
15241 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15242 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15243 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15244 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15245 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15246 dependency on plugin.h.
15247 (plugin.o): Added dependency on ggc.h...
15249 2009-05-26 Richard Guenther <rguenther@suse.de>
15251 PR middle-end/40248
15253 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15254 with mismatched comparison modes.
15256 * expr.c (expand_expr_real_1): Expand the operand of a
15257 VIEW_CONVERT_EXPR in its natural mode.
15259 2009-05-26 Ian Lance Taylor <iant@google.com>
15261 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15262 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15263 (ALL_COMPILERFLAGS): Define.
15264 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15265 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15266 (collect2$(exeext), collect2.o): Likewise.
15267 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15268 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15269 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15270 (libbackend.o, intl.o, cppdefault.o): Likewise.
15271 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15272 (build/%.o): Use $(COMPILER_FOR_BUILD).
15273 (build/gen%$(build_exeext)): Likewise.
15274 (build/gcov-iov$(build_exeext)): LIkewise.
15275 * config/t-darwin (darwin.o): Use $(COMPILER).
15276 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15277 * config/t-sol2 (sol2-c.o): Likewise.
15278 (sol2.o): Likewise.
15279 * config/t-vxworks (vxworks.o): Likewise.
15280 * config/x-darwin (host-darwin.o): Likewise.
15281 * config/x-hpux (host-hpux.o): Likewise.
15282 * config/x-linux (host-linux.o): Likewise.
15283 * config/x-solaris (host-solaris.o): Likewise.
15284 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15285 * config/arm/t-arm (arm-c.o): Likewise.
15286 * config/arm/t-pe (pe.o): Likewise.
15287 * config/arm/t-wince-pe (pe.o): Likewise.
15288 * config/i386/t-cygming (winnt.o): Likewise.
15289 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15290 * config/i386/t-cygwin (cygwin1.o): Likewise.
15291 (cygwin2.o): Likewise.
15292 * config/i386/t-i386 (i386-c.o): Likewise.
15293 * config/i386/t-interix (winnt.o): Likewise.
15294 * config/i386/t-netware (netware.o): Likewise.
15295 * config/i386/t-nwld (nwld.o): Likewise.
15296 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15297 * config/i386/x-i386 (driver-i386.o): Likewise.
15298 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15299 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15300 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15301 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15302 * config/mips/x-native (driver-native.o): Likewise.
15303 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15304 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15305 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15306 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15307 * config/score/t-score-elf (score7.o): Likewise.
15308 (score3.o): Likewise.
15309 * config/sh/t-sh (sh-c.o): Likewise.
15310 * config/sh/t-symbian (sh-c.o): Likewise.
15311 (symbian.o): Likewise.
15312 * config/spu/t-spu-elf (spu-c.o): Likewise.
15313 * config/v850/t-v850 (v850-c.o): Likewise.
15314 * config/v850/t-v850e (v850-c.o): Likewise.
15316 2009-05-26 Richard Guenther <rguenther@suse.de>
15318 PR tree-optimization/40122
15319 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15320 VECTOR_CSTs if possible.
15321 (fold_gimple_assign): Likewise.
15323 2009-05-26 Richard Guenther <rguenther@suse.de>
15325 PR middle-end/40252
15326 * fold-const.c (fold_binary): Use the correct types for building
15329 2009-05-26 Richard Guenther <rguenther@suse.de>
15331 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15332 redundant calls to merge_alias_info.
15333 (bump_vector_ptr): Likewise.
15334 * tree-ssa-copy.c (merge_alias_info): Remove.
15335 (replace_exp_1): Remove call to merge_alias_info.
15336 (propagate_tree_value): Likewise.
15337 (fini_copy_prop): Propagate points-to info.
15338 * tree-flow.h (merge_alias_info): Remove.
15340 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15342 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15344 2009-05-25 Jan Hubicka <jh@suse.cz>
15346 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15347 * cgraph.h (struct inline_summary): New filed self_wize,
15348 size_inlining_benefit, self_time and time_inlining_benefit.
15349 (struct cgraph_global_info): Replace insns by time ans size fields.
15350 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15351 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15352 (ipcp_update_callgraph): Do not touch function bodies.
15353 * ipa-inline.c: Include except.h
15354 (MAX_TIME): New constant.
15355 (overall_insns): Remove.
15356 (leaf_node_p): New.
15357 (overall_size, max_benefit): New static variables.
15358 (cgraph_estimate_time_after_inlining): New function.
15359 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15360 (cgraph_clone_inlined_nodes): Update size.
15361 (cgraph_mark_inline_edge): Update size.
15362 (cgraph_estimate_growth): Use size info.
15363 (cgraph_check_inline_limits): Check size.
15364 (cgraph_default_inline_p): Likewise.
15365 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15366 (cgraph_decide_recursive_inlining): Check size.
15367 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15369 (cgraph_decide_inlining): Likewise.
15370 (cgraph_decide_inlining_incrementally): Likewise; honor
15371 PARAM_EARLY_INLINING_INSNS.
15372 (likely_eliminated_by_inlining_p): New predicate.
15373 (estimate_function_body_sizes): New function.
15374 (compute_inline_parameters): Use it.
15375 * except.c (must_not_throw_labels): New function.
15376 * except.h (must_not_throw_labels): Declare.
15377 * tree-inline.c (init_inline_once): Kill inlining_weigths
15378 * tree-ssa-structalias.c: Avoid uninitialized warning.
15379 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15380 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15381 (PARAM_INLINE_CALL_COST): Remove.
15382 (PARAM_EARLY_INLINING_INSNS): New.
15384 2009-05-25 Richard Guenther <rguenther@suse.de>
15386 PR tree-optimization/36327
15387 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15388 callback for reference translation or lookup at the point of may-defs.
15389 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15390 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15391 for union COMPONENT_REFs.
15392 (vn_reference_lookup_3): New callback. Lookup from memset
15393 and CONSTRUCTOR assignment, translate through struct copies.
15394 (vn_reference_lookup_pieces): Make sure to not free the
15395 passed operands array. Adjust walk_non_aliased_vuses call.
15396 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15397 make sure we do not leak memory.
15399 2009-05-25 Richard Guenther <rguenther@suse.de>
15401 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15402 * tree-inline.c (expand_call_inline): Reset the escaped and
15403 callused solutions.
15404 * tree-ssa-structalias.c (pass_build_ealias): New.
15405 * tree-pass.h (pass_build_ealias): Declare.
15406 * passes.c (init_optimization_passes): Add PTA during
15407 early optimizations.
15408 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15409 and CALLUSED solutions.
15410 (dump_points_to_solution): New function, split out from ...
15411 (dump_points_to_info_for): ... here.
15412 * tree-parloops.c (parallelize_loops): Reset the escaped and
15413 callused solutions.
15415 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15418 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15419 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15421 2009-05-25 Ira Rosen <irar@il.ibm.com>
15423 PR tree-optimization/40238
15424 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15425 statements after basic block's labels.
15426 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15427 to free the allocated memory.
15429 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15431 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15432 return address with a USE.
15434 2009-05-24 Richard Guenther <rguenther@suse.de>
15436 PR middle-end/40233
15437 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15438 array type from the main variant of the inner type.
15440 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15442 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15443 definition to bool (from int) to un-break build.
15444 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15446 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15448 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15449 discard_stmt_changes): Delete.
15450 * tree-ssa-operands.c (scb_stack): Delete.
15451 (init_ssa_operands): Do not initialize it.
15452 (fini_ssa_operands): Do not free it.
15453 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15455 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15456 update_stmt, remove the others. Fix comments.
15457 * tree-dfa.c (optimize_stack_restore): Likewise.
15458 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15459 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15460 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15461 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15463 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15464 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15465 (dom_opt_finalize_block): Likewise, adjusting access to
15467 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15468 (stmts_to_rescan): Change item type to gimple.
15469 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15471 2009-05-24 Ira Rosen <irar@il.ibm.com>
15473 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15474 * tree-pass.h (pass_slp_vectorize): New pass.
15475 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15476 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15477 * tree-vectorizer.c (timevar.h): Include.
15478 (user_vect_verbosity_level): Declare.
15479 (vect_location): Fix comment.
15480 (vect_set_verbosity_level): Update user_vect_verbosity_level
15481 instead of vect_verbosity_level.
15482 (vect_set_dump_settings): Add an argument. Ignore user defined
15483 verbosity if dump flags require higher level of verbosity. Print to
15484 stderr only for loop vectorization.
15485 (vectorize_loops): Update call to vect_set_dump_settings.
15486 (execute_vect_slp): New function.
15487 (gate_vect_slp): Likewise.
15488 (struct gimple_opt_pass pass_slp_vectorize): New.
15489 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15490 access its members.
15491 (vec_info_for_bb): New function.
15492 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15493 (VECTORIZATION_ENABLED): New macro.
15494 (SLP_ENABLED, SLP_DISABLED): Likewise.
15495 (vect_is_simple_use): Add bb_vec_info argument.
15496 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15497 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15498 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15499 vect_schedule_slp, vect_analyze_slp): Likewise.
15500 (vect_analyze_stmt): Add slp_tree argument.
15501 (find_bb_location): Declare.
15502 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15503 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15504 (vect_analyze_loop_operations, vect_analyze_loop,
15505 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15506 vect_finalize_reduction, vectorizable_reduction,
15507 vectorizable_live_operation, vect_transform_loop): Likewise.
15508 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15509 skip evolution analysis if analyzing a basic block.
15510 (dr_analyze_indices): Likewise.
15511 (initialize_data_dependence_relation): Skip the test whether the
15512 object is invariant for basic blocks.
15513 (compute_all_dependences): Skip dependence analysis for data
15514 references in basic blocks.
15515 (find_data_references_in_stmt): Don't fail in case of invariant
15516 access in basic block.
15517 (find_data_references_in_bb): New function.
15518 (find_data_references_in_loop): Move code to
15519 find_data_references_in_bb and add a call to it.
15520 (compute_data_dependences_for_bb): New function.
15521 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15522 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15524 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15525 unknown dependence in basic block and fail in case of dependence in
15527 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15528 dependence instances from either loop or basic block vectorization
15530 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15531 before calling nested_in_vect_loop_p.
15532 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15533 dependence instances from either loop or basic block vectorization
15535 (vect_verify_datarefs_alignment): Likewise.
15536 (vect_enhance_data_refs_alignment): Adjust function calls.
15537 (vect_analyze_data_refs_alignment): Likewise.
15538 (vect_analyze_group_access): Fix printing. Skip different checks if
15539 DR_STEP is 0. Keep strided stores either in loop or basic block
15540 vectorization data structure. Fix indentation.
15541 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15543 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15544 dependence instances from either loop or basic block vectorization
15546 (vect_analyze_data_refs): Update comment. Call
15547 compute_data_dependences_for_bb to analyze basic blocks.
15548 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15549 case of loop vectorization. In case of basic block vectorization use
15550 data-ref itself as a base.
15551 (vect_create_data_ref_ptr): In case of basic block vectorization:
15552 don't advance the pointer, add new statements before the current
15553 statement. Adjust function calls.
15554 (vect_supportable_dr_alignment): Support only aligned accesses in
15555 basic block vectorization.
15556 * common.opt (ftree-slp-vectorize): New flag.
15557 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15558 (vect_pattern_recog_1): Likewise.
15559 * tree-vect-stmts.c (process_use): Likewise.
15560 (vect_init_vector): Add new statements in the beginning of the basic
15561 block in case of basic block SLP.
15562 (vect_get_vec_def_for_operand): Adjust function calls.
15563 (vect_finish_stmt_generation): Likewise.
15564 (vectorizable_call): Add assert that it is loop vectorization, adjust
15566 (vectorizable_conversion, vectorizable_assignment): Likewise.
15567 (vectorizable_operation): In case of basic block SLP, take
15568 vectorization factor from statement's type and skip the relevance
15569 check. Adjust function calls.
15570 (vectorizable_type_demotion): Add assert that it is loop
15571 vectorization, adjust function calls.
15572 (vectorizable_type_promotion): Likewise.
15573 (vectorizable_store): Check for outer loop only in case of loop
15574 vectorization. Adjust function calls. For basic blocks, skip the
15575 relevance check and don't advance pointers.
15576 (vectorizable_load): Likewise.
15577 (vectorizable_condition): Add assert that it is loop vectorization,
15578 adjust function calls.
15579 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15580 that it is not reduction, get vector type, call only supported
15581 functions, skip loop specific parts.
15582 (vect_transform_stmt): Check for outer loop only in case of loop
15584 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15585 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15586 for external definition.
15587 * passes.c (pass_slp_vectorize): New pass.
15588 * tree-vect-slp.c (find_bb_location): New function.
15589 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15590 check for patterns only in loops.
15591 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15592 case of multiple types in basic block SLP.
15593 (vect_mark_slp_stmts_relevant): New function.
15594 (vect_supported_load_permutation_p): Fix comment.
15595 (vect_analyze_slp_instance): Add argument. In case of basic block
15596 SLP, take vectorization factor from statement's type, check that
15597 unrolling factor is 1. Adjust function call. Save SLP instance in
15598 either loop or basic block vectorization structure. Return FALSE,
15600 (vect_analyze_slp): Add argument. Get strided stores groups from
15601 either loop or basic block vectorization structure. Return FALSE
15602 if basic block SLP failed.
15603 (new_bb_vec_info): New function.
15604 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15605 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15606 (vect_schedule_slp): Add argument. Get SLP instances from either
15607 loop or basic block vectorization structure. Set vectorization factor
15608 to be 1 for basic block SLP.
15609 (vect_slp_transform_bb): New function.
15610 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15612 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15614 * final.c (shorten_branches): Do not align labels for jump tables.
15615 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15617 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15619 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15620 Remove outdated reference to flow.c and fix nits.
15621 * doc/gccint.texi: Tweak RTL description.
15622 * doc/rtl.texi: Likewise.
15624 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15626 * config/avr/avr.c: Change my email address.
15627 * config/avr/avr.h: Likewise.
15628 * config/avr/avr.md: Likewise.
15629 * config/avr/avr-protos.h: Likewise.
15630 * config/avr/libgcc.S: Likewise.
15632 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15634 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15635 (spu_split_load, spu_split_store): Change return type to int.
15636 (spu_split_convert): Declare.
15637 * config/spu/predicates.md (spu_mem_operand): Remove.
15638 (spu_mov_operand): Update.
15639 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15640 * config/spu/spu.c (regno_aligned_for_load): Remove.
15641 (reg_aligned_for_addr, spu_expand_load): Define.
15642 (spu_expand_extv): Reimplement and handle MEM.
15643 (spu_expand_insv): Handle MEM.
15644 (spu_sched_reorder): Handle insn's with length 0.
15645 (spu_legitimate_address_p): Reimplement.
15646 (store_with_one_insn_p): Return TRUE for any mode with size
15647 larger than 16 bytes.
15648 (address_needs_split): Define.
15649 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15651 (spu_convert_move): Define.
15652 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15653 (spu_split_store): Change all MEM's to TImode.
15654 (spu_init_expanders): Preallocate registers that correspond to
15655 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15657 (spu_split_convert): Define.
15658 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15659 (_move<mode>, _movdi, _movti): Update predicate and condition.
15660 (load, store): Change to define_split.
15661 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15663 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15664 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15665 define_insn_and_split of lshr<mode>3.
15666 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15667 (<v>ashr<mode>3_imm): Define.
15668 (extv, extzv, insv): Allow MEM operands.
15669 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15670 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15671 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15672 (_spu_convert2): Change to define_insn_and_split and remove the
15673 corresponding define_peephole2.
15674 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15675 Change predicates to memory_operand.
15677 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15679 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15681 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15683 PR tree-optimization/40219
15684 * tree.c (iterative_hash_expr): Make sure the builtin function is
15685 a normal builtin function and not a front end or back end builtin
15686 before indexing into the built_in_decls array.
15688 2009-05-22 Richard Guenther <rguenther@suse.de>
15690 PR middle-end/38964
15691 * alias.c (write_dependence_p): Do not use TBAA for answering
15692 anti-dependence or output-dependence.
15693 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15694 (emit_pointer_definition): Remove.
15695 (emit_alias_warning): Likewise.
15696 (find_what_var_points_to): Remove TBAA pruning code.
15697 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15699 (compute_points_to_sets): Remove code computing the set of
15700 dereferenced pointers.
15701 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15702 oracle for querying anti and output dependencies.
15703 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15704 if TBAA may be applied.
15705 (refs_anti_dependent_p): New function.
15706 (refs_output_dependent_p): Likewise.
15707 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15708 (refs_output_dependent_p): Likewise.
15709 * doc/tree-ssa.texi (Memory model): New section.
15710 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15711 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15712 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15713 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15714 * expr.c (expand_expr_real_1): Likewise.
15715 * gimple-low.c (lower_stmt): Likewise.
15716 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15717 (dump_gimple_cdt): Remove.
15718 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15719 (gimple_size): Likewise.
15720 (walk_gimple_op): Likewise.
15721 (is_gimple_stmt): Likewise.
15722 (walk_stmt_load_store_addr_ops): Likewise.
15723 (gimple_build_cdt): Remove.
15724 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15725 * gimple.h (gimple_cdt_new_type): Remove.
15726 (gimple_cdt_new_type_ptr): Likewise.
15727 (gimple_cdt_set_new_type): Likewise.
15728 (gimple_cdt_location): Likewise.
15729 (gimple_cdt_location_ptr): Likewise.
15730 (gimple_cdt_set_location): Likewise.
15731 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15732 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15733 GIMPLE_CHANGE_DYNAMIC_TYPE.
15734 (verify_types_in_gimple_stmt): Likewise.
15735 * tree-inline.c (estimate_num_insns): Likewise.
15736 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15737 (copy_decl_to_var): Likewise.
15738 (copy_result_decl_to_var): Likewise.
15739 * tree-pretty-print.c (dump_generic_node): Do not handle
15740 CHANGE_DYNAMIC_TYPE_EXPR.
15741 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15742 * tree-ssa-operands.c (get_expr_operands): Likewise.
15743 * tree-ssa-structalias.c (struct variable_info): Remove
15744 no_tbaa_pruning member.
15745 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15746 (unify_nodes): Do not copy it.
15747 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15748 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15749 (set_uids_in_ptset): Do not check it.
15750 (find_what_var_points_to): Likewise.
15751 (compute_tbaa_pruning): Remove.
15752 (compute_points_to_sets): Do not call it.
15753 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15754 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15755 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15756 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15757 (DECL_NO_TBAA_P): Likewise.
15758 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15759 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15760 (expand_omp_atomic_pipeline): Do not set it.
15761 * print-tree.c (print_node): Do not dump it.
15762 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15765 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15768 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15771 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15773 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15776 2009-05-22 Ben Elliston <bje@au.ibm.com>
15778 * Makefile.in (bversion.h, s-bversion): New targets.
15779 (TOPLEV_H): Add bversion.h.
15780 * toplev.h: Include "bversion.h".
15781 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15782 the __format__ attribute only if compiling with the same version
15783 of GCC as the sources (the "build version").
15785 2009-05-22 Ben Elliston <bje@au.ibm.com>
15787 * c-format.c (handle_format_attribute): Fix comment typo.
15789 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15792 * config/ia64/ia64.opt (mfused-madd): New.
15793 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15794 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15795 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15796 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15797 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15798 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15799 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15800 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15801 instruction if !TARGET_FUSED_MADD.
15802 (fpma, fpms): Remove colon from name.
15804 2009-05-22 Richard Guenther <rguenther@suse.de>
15806 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15807 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15808 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15810 (create_expression_by_pieces): Only convert if necessary.
15811 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15812 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15814 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15816 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15817 regular pattern from a template and rename it ...
15818 (*extzv_truncsi_exts): ... to this.
15820 2009-05-21 Richard Guenther <rguenther@suse.de>
15822 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15823 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15824 (cgraph_default_inline_p): Likewise.
15825 (cgraph_decide_inlining_incrementally): Likewise.
15827 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15828 Uros Bizjak <ubizjak@gmail.com>
15830 * config/i386/cpuid.h (bit_MOVBE): New.
15832 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15834 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15835 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15836 (ix86_handle_option): Handle OPT_mmovbe.
15837 (ix86_target_string): Add -mmovbe.
15838 (pta_flags): Add PTA_MOVBE.
15839 (processor_alias_table): Add PTA_MOVBE to "atom".
15840 (override_options): Handle PTA_MOVBE.
15842 * config/i386/i386.h (TARGET_MOVBE): New.
15844 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15845 (*bswapsi_movbe): New.
15846 (*bswapdi_movbe): Likewise.
15847 (bswapdi2): Renamed to ...
15848 (*bswapdi_1): This.
15849 (bswapdi2): New expander.
15851 * config/i386/i386.opt (mmovbe): New.
15853 * doc/invoke.texi: Document -mmovbe.
15855 2009-05-21 Taras Glek <tglek@mozilla.com>
15857 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15858 * gcc-plugin.h (plugin_init): Updated signature.
15859 * gcc-plugin.h (plugin_name_args): Moved to this header.
15860 * doc/plugins.texi (plugin_init): Updated documention to reflect
15862 * doc/plugins.texi (plugin_name_args): Added to documention.
15864 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15866 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15867 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15869 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15871 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15872 JUMP_TABLE_DATA_P predicates where applicable.
15873 * config/i386/predicates.md: Ditto.
15874 * config/i386/sse.md: Ditto.
15876 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15878 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15879 operand2 -128 override length_immediate attribute to 1.
15880 * config/i386/predicates.md (constm128_operand): New predicate.
15882 * config/i386/i386.c (memory_address_length): Handle %r12
15883 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15885 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15886 mode look through optional ZERO_EXTEND and SUBREG.
15887 * config/i386/i386.md (R12_REG): New define_constant.
15888 (prefix_data16): For sse unit set also for MODE_TI insns.
15889 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15890 insns set if operand 1 is ext_QIreg_operand.
15891 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15892 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15894 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15895 mode from MODE_DI to MODE_SI.
15896 (movdi_1_rex64): Override modrm and length_immediate attributes
15897 only for movabs (TYPE_IMOV, alternative 2).
15898 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15899 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15900 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15901 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15902 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15903 prefix_rex attribute if DImode.
15904 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15905 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15906 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15907 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15908 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15909 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15910 Likewise. For TYPE_IMOV clear length_immediate attribute.
15911 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15912 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15913 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15914 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15915 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15916 or one operand TYPE_ISHIFT.
15917 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15918 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15919 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15920 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15921 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15922 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15923 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15924 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15925 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15926 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15927 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15928 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15929 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15930 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15931 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15932 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15933 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15934 set mode attribute, don't override length attribute.
15935 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15937 (return_internal_long): Set length attribute to 2 instead of 1.
15938 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15939 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15940 prefix_rex attribute.
15941 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15943 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15945 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15947 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15949 2009-05-20 Ian Lance Taylor <iant@google.com>
15951 * tree.c (build_tree_list_vec_stat): New function.
15952 (ctor_to_vec): New function.
15953 (build_nt_call_vec): New function.
15954 (build_call_array): Change args to be a const pointer.
15955 (build_call_vec): New function.
15956 * tree.h (build_nt_call_vec): Declare.
15957 (build_tree_list_vec_stat): Declare.
15958 (build_tree_list_vec): Define.
15959 (build_call_array): Update declaration.
15960 (build_call_vec): Declare.
15961 (ctor_to_vec): Declare.
15962 * c-common.c (tree_vector_cache): New static variable.
15963 (make_tree_vector): New function.
15964 (release_tree_vector): New function.
15965 (make_tree_vector_single): New function.
15966 (make_tree_vector_copy): New function.
15967 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15968 (make_tree_vector_single, make_tree_vector_copy): Declare.
15969 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15970 (c_parser_expr_list): Don't manage cache here, instead call
15972 (c_parser_release_expr_list): Remove static function.
15973 (c_parser_vec_to_tree_list): Remove static function.
15974 (c_parser_attributes): Call build_tree_list_vec instead of
15975 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15976 c_parser_release_expr_list.
15977 (c_parser_postfix_expression_after_primary): Likewise.
15978 (c_parser_objc_keywordexpr): Likewise.
15980 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15982 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15983 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15984 TARGET_CONVERT_TO_TYPE.
15985 * hooks.c (hook_tree_const_tree_null): Define.
15986 * hooks.h (hook_tree_const_tree_null): Declare.
15987 * target.h (struct gcc_target): Add invalid_parameter_type,
15988 invalid_return_type, promoted_type, and convert_to_type fields.
15989 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15990 (TARGET_INVALID_RETURN_TYPE): Define.
15991 (TARGET_PROMOTED_TYPE): Define.
15992 (TARGET_CONVERT_TO_TYPE): Define.
15993 (TARGET_INITIALIZER): Update for new fields.
15994 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15995 (grokparms): Check targetm.invalid_parameter_type.
15996 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15997 * c-convert.c (convert): Check targetm.convert_to_type.
15999 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16001 * config/mips/mips.md (*extenddi_truncate<mode>,
16002 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16004 (*extendhi_truncateqi): New define_insn_and_sptit.
16006 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16008 PR middle-end/40204
16009 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16010 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16012 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16014 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16015 the operand of VIEW_CONVERT_EXPR.
16017 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16019 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16020 extended family and model for Intel processors. Support Intel Atom.
16022 2009-05-20 Olivier Hainque <hainque@adacore.com>
16024 * gstab.h (stab_code_type): Define, to be used instead of the
16025 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16027 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16028 occurrences by stab_code_type.
16029 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16031 2009-05-20 Martin Jambor <mjambor@suse.cz>
16033 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16034 (sra_insert_before): Likewise.
16035 (sra_insert_after): Likewise.
16036 (sra_init_cache): Likewise.
16037 (sra_type_can_be_decomposed_p): Likewise.
16038 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16039 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16040 (sra_insert_before): Likewise.
16041 (sra_insert_after): Likewise.
16042 (sra_init_cache): Likewise.
16043 (insert_edge_copies_seq): Made static and moved upwards.
16045 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16048 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16050 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16051 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16054 2009-05-20 Richard Guenther <rguenther@suse.de>
16056 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16057 with mismatched comparison modes.
16059 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16061 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16062 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16063 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16064 with shifts for Thumb2.
16065 (orsi_notsi): New for orn.
16066 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16067 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16068 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16069 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16070 Don't invert remainder for IOR.
16072 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16074 PR tree-optimization/40087
16075 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16076 number_of_iterations_ne): Rename never_infinite argument.
16077 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16078 number_of_iterations_le): Handle pointer-type ivs when
16079 exit_must_be_taken is false.
16080 (number_of_iterations_cond): Do not always assume that
16081 exit_must_be_taken if the control variable is a pointer.
16083 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16085 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16086 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16088 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16090 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16091 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16093 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16096 * c.opt (Wlogical-op): Disabled by default.
16097 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16099 * doc/invoke.texi (Wlogical-op): Likewise.
16101 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16103 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16105 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16106 Propagate the type of the first operand.
16107 <ASSERT_EXPR>: Simplify.
16108 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16109 Rewrite using the RHS code as discriminant.
16110 <NOP_EXPR>: Turn into CASE_CONVERT.
16111 <PLUS_EXPR>: Propagate the type of the first operand.
16113 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16115 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16116 (ia64_dconst_0_375): New.
16117 * config/ia64/ia64.c (ia64_override_options): Remove
16118 -minline-sqrt-min-latency warning.
16119 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16120 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16121 * config/ia64/ia64.md (*sqrt_approx): Remove.
16122 (sqrtsf2): Remove #if 0.
16123 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16124 (sqrtdf): Remove assert.
16125 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16126 (sqrtxf2): Remove #if 0.
16127 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16128 * div.md (sqrt_approx_rf): New.
16129 (sqrtsf2_internal_thr): New implementation.
16130 (sqrtsf2_internal_lat): New.
16131 (sqrtdf2_internal_thr: New implementation.
16132 (sqrtxf2_internal): New implementation.
16134 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16135 Hans-Peter Nilsson <hp@axis.com>
16137 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16138 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16139 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16140 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16141 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16142 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16143 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16144 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16145 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16146 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16147 * c-common.c: ...from here.
16149 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16151 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16153 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16155 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16157 2009-05-19 Ben Elliston <bje@au.ibm.com>
16159 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16160 assignments with memcpy calls.
16161 (add_fdes): Likewise.
16162 (binary_search_unencoded_fdes): Likewise.
16163 (linear_search_fdes): Eliminate type puns.
16165 2009-05-19 Richard Guenther <rguenther@suse.de>
16167 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16168 not falsely claim to have propagated into all uses.
16170 2009-05-19 Ben Elliston <bje@au.ibm.com>
16172 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16175 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16177 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16178 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16179 (TARGET_LEGITIMATE_ADDRESS_P): New.
16180 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16181 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16183 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16186 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16187 child of the containing namespace's DIE.
16189 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16191 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16192 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16193 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16196 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16199 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16200 gen_align with gen_pad.
16201 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16202 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16204 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16205 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16207 * config/i386/i386.md (align): Renamed to ...
16208 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16209 ASM_OUTPUT_MAX_SKIP_PAD.
16211 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16213 * config.gcc: Fix variable syntax.
16216 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16217 before calling exact_log2.
16218 (output_iorsi3): Likewise.
16219 (output_xorsi3): Likewise.
16221 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16223 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16224 for the none zero constant operand except for EQ and NE
16225 comprisons even when the first operand is R0.
16227 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16229 * config/s390/2064.md: Remove trailing whitespaces.
16230 * config/s390/2084.md: Likewise.
16231 * config/s390/constraints.md: Likewise.
16232 * config/s390/fixdfdi.h: Likewise.
16233 * config/s390/libgcc-glibc.ver: Likewise.
16234 * config/s390/s390-modes.def: Likewise.
16235 * config/s390/s390-protos.h: Likewise.
16236 * config/s390/s390.c: Likewise.
16237 * config/s390/s390.h: Likewise.
16238 * config/s390/s390.md: Likewise.
16239 * config/s390/tpf-unwind.h: Likewise.
16241 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16243 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16245 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16248 * configure.ac (m68k-*-*): Check if binutils support TLS.
16249 * configure: Regenerate.
16250 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16251 * config/m68k/constraints.md (Cu): New constraint.
16252 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16253 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16254 (movsi): Handle TLS symbols.
16255 (addsi3_5200): Handle XTLS symbols, indent.
16256 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16257 (m68k_tls_reference_p): Declare.
16258 (m68k_legitimize_address): Declare.
16259 (m68k_unwrap_symbol): Declare.
16260 * config/m68k/m68k.opt (mxtls): New option.
16261 * config/m68k/m68k.c (ggc.h): Include.
16262 (m68k_output_dwarf_dtprel): Implement hook.
16263 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16264 (m68k_expand_prologue): Load GOT pointer when function needs it.
16265 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16266 (m68k_legitimate_constant_address_p): Same.
16267 (m68k_decompose_address): Handle TLS references.
16268 (m68k_get_gp): New static function.
16269 (enum m68k_reloc): New contants.
16270 (TLS_RELOC_P): New macro.
16271 (m68k_wrap_symbol): New static function.
16272 (m68k_unwrap_symbol): New function.
16273 (m68k_final_prescan_insn_1): New static function.
16274 (m68k_final_prescan_insn): New function.
16275 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16277 (legitimize_pic_address): Handle TLS references..
16278 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16279 (m68k_libcall_value_in_a0_p)
16280 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16281 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16282 (m68k_legitimize_tls_address): Handle TLS references.
16283 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16285 (m68k_legitimize_address): Handle TLS symbols.
16286 (m68k_get_reloc_decoration): New static function.
16287 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16289 (m68k_output_dwarf_dtprel): Implement hook.
16290 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16291 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16292 m68k_call_* routines.
16293 (sched_attr_op_type): Handle TLS symbols.
16294 (gt-m68k.h): Include.
16295 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16296 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16298 2009-05-18 Martin Jambor <mjambor@suse.cz>
16300 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16301 (visit_store_addr_for_mod_analysis): New function.
16302 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16303 (determine_cst_member_ptr): Use gimple_assign_single_p.
16304 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16305 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16306 operands. Don't check number of operands of a NOP_EXPR.
16308 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16310 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16312 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16315 * c-common.c (warn_logical_operator): Don't warn if one of
16316 expression isn't always true or false.
16318 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16320 * config/i386/biarch32.h: New file.
16321 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16323 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16325 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16326 *zero_extend<mode>_truncqi): Merge these into ...
16327 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16328 Name the pattern following this as *zero_extendhi_truncqi.
16330 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16332 PR middle-end/39301
16333 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16334 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16335 (output_info): Make field HOST_WIDEST_INT.
16336 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16337 (dump_bitmat_statistics): Same.
16339 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16341 * config.gcc (use_gcc_stdint): Set to wrap.
16342 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16343 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16344 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16345 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16346 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16347 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16348 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16349 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16351 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16353 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16355 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16356 Move definitions earlier.
16357 (OPT_ARCH64, OPT_ARCH32): Define.
16358 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16361 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16364 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16367 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16369 * arm.md (movdi2): Copy non-reg values to DImode registers.
16371 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16374 * final.c (label_to_max_skip): New function.
16375 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16376 CODE_LABEL_NUMBER <= max_labelno.
16377 * output.h (label_to_max_skip): New prototype.
16378 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16379 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16380 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16381 Handle CODE_LABELs with >= 16 byte alignment or with
16382 max_skip == (1 << align) - 1.
16383 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16384 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16387 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16388 .p2align 3 if MAX_SKIP is smaller than 7.
16389 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16391 2009-05-15 Ian Lance Taylor <iant@google.com>
16393 * alias.c (struct alias_set_entry_d): Rename from struct
16394 alias_set_entry. Change all uses.
16395 * except.c (struct call_site_record_d): Rename from struct
16396 call_site_record. Change all uses.
16397 * except.h (struct eh_region_d): Rename from struct eh_region.
16399 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16401 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16402 ivtype_map_elt. Change all uses.
16403 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16405 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16406 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16408 (struct sese_d): Rename from struct sese. Change all uses.
16409 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16410 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16411 * optabs.h (struct optab_d): Rename from struct optab. Change all
16413 (struct convert_optab_d): Rename from struct convert_optab.
16415 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16416 ipa_opt_pass. Change all uses.
16417 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16420 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16421 defined as a typedef.
16422 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16425 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16428 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16430 (merge_ranges): Returns bool.
16431 * tree.h (make_range): .. to here.
16432 (build_range_check): Likewise.
16433 (merge_ranges): Likewise. Renamed from merge_ranges.
16434 * c-typeck.c (parser_build_binary_op): Update calls to
16435 warn_logical_operator.
16436 * c-common.c (warn_logical_operator): Add new warning.
16437 * c-common.h (warn_logical_operator): Update declaration.
16439 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16441 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16443 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16445 * doc/install.texi: Document MPC requirements, flags etc.
16447 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16448 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16449 Evaluate constant arguments.
16450 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16451 (fold_builtin_1): Likewise, also evaluate constant arguments.
16452 Remove superfluous break.
16453 (do_mpc_ckconv): New.
16454 * real.h: Include mpc.h.
16455 * toplev.c (print_version): Output MPC version info if available.
16457 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16459 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16461 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16463 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16466 2009-05-15 Jan Hubicka <jh@suse.cz>
16468 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16469 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16470 (try_inline): Fix return value.
16471 (cgraph_decide_inlining_incrementally): Honor new value.
16472 (cgraph_early_inlining): Handle indirect inlining.
16473 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16475 2009-05-15 Jan Hubicka <jh@suse.cz>
16477 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16478 * cgraphunit.c (cgraph_finalize_function): Set it.
16479 (cgraph_expand_function): Use it.
16481 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16483 * real.c (encode_ieee_half): Define.
16484 (decode_ieee_half): Define.
16485 (ieee_half_format): Define.
16486 (arm_half_format): Define.
16487 * real.h (ieee_half_format): Declare.
16488 (arm_half_format): Declare.
16490 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16492 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16493 swapped, and reversed optabs exist before trying to use them.
16495 2009-05-15 Paul Brook <paul@codesourcery.com>
16496 Sandra Loosemore <sandra@codesourcery.com>
16498 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16499 loads. Allow PRE_DEC.
16500 (output_move_neon): Handle PRE_DEC.
16501 (arm_print_operand): Add 'A' for neon structure loads.
16502 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16503 * config/arm/neon.md (neon_mov): Update comment.
16504 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16506 (Um): New constraint.
16508 2009-05-15 Jan Hubicka <jh@suse.cz>
16510 Revert the following patch until testsuite fallout is fixed:
16511 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16512 * cgraph.h (struct inline_summary): New filed self_wize,
16513 size_inlining_benefit, self_time and time_inlining_benefit.
16514 (struct cgraph_global_info): Replace insns by time ans size fields.
16515 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16516 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16517 (ipcp_update_callgraph): Do not touch function bodies.
16518 * ipa-inline.c: Include except.h
16519 (MAX_TIME): New constant.
16520 (overall_insns): Remove
16521 (overall_size, max_benefit): New static variables.
16522 (cgraph_estimate_time_after_inlining): New function.
16523 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16524 (cgraph_clone_inlined_nodes): Update size.
16525 (cgraph_mark_inline_edge): Update size.
16526 (cgraph_estimate_growth): Use size info.
16527 (cgraph_check_inline_limits): Check size.
16528 (cgraph_default_inline_p): Likewise.
16529 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16530 (cgraph_decide_recursive_inlining): Check size.
16531 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16533 (cgraph_decide_inlining): Likewise.
16534 (cgraph_decide_inlining_incrementally): Likewise; honor
16535 PARAM_EARLY_INLINING_INSNS.
16536 (likely_eliminated_by_inlining_p): New predicate.
16537 (estimate_function_body_sizes): New function.
16538 (compute_inline_parameters): Use it.
16539 * except.c (must_not_throw_labels): New function.
16540 * except.h (must_not_throw_labels): Declare.
16541 * tree-inline.c (init_inline_once): Kill inlining_weigths
16542 * tree-ssa-structalias.c: Avoid uninitialized warning.
16543 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16544 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16545 (PARAM_INLINE_CALL_COST): Remove.
16546 (PARAM_EARLY_INLINING_INSNS): New.
16548 2009-05-15 Richard Guenther <rguenther@suse.de>
16550 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16551 not TODO_update_ssa.
16553 2009-05-15 Richard Guenther <rguenther@suse.de>
16555 PR tree-optimization/39999
16556 * gimple.h (gimple_expr_type): Use the expression type looking
16557 through useless conversions.
16558 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16559 (vn_nary_op_insert_stmt): Likewise.
16560 (simplify_binary_expression): Likewise.
16562 2009-05-15 Richard Guenther <rguenther@suse.de>
16564 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16565 New options, enabled by default.
16566 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16568 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16569 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16570 * tree-ssa-structalias.c (gate_tree_pta): New function.
16571 (pass_build_alias): Use it.
16573 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16575 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16576 recurse on an invariant address if a conversion from a pointer
16577 type to a wider integer type is involved.
16579 2009-05-15 Jan Hubicka <jh@suse.cz>
16581 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16582 * cgraph.h (struct inline_summary): New filed self_wize,
16583 size_inlining_benefit, self_time and time_inlining_benefit.
16584 (struct cgraph_global_info): Replace insns by time ans size fields.
16585 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16586 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16587 (ipcp_update_callgraph): Do not touch function bodies.
16588 * ipa-inline.c: Include except.h
16589 (MAX_TIME): New constant.
16590 (overall_insns): Remove
16591 (overall_size, max_benefit): New static variables.
16592 (cgraph_estimate_time_after_inlining): New function.
16593 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16594 (cgraph_clone_inlined_nodes): Update size.
16595 (cgraph_mark_inline_edge): Update size.
16596 (cgraph_estimate_growth): Use size info.
16597 (cgraph_check_inline_limits): Check size.
16598 (cgraph_default_inline_p): Likewise.
16599 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16600 (cgraph_decide_recursive_inlining): Check size.
16601 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16603 (cgraph_decide_inlining): Likewise.
16604 (cgraph_decide_inlining_incrementally): Likewise; honor
16605 PARAM_EARLY_INLINING_INSNS.
16606 (likely_eliminated_by_inlining_p): New predicate.
16607 (estimate_function_body_sizes): New function.
16608 (compute_inline_parameters): Use it.
16609 * except.c (must_not_throw_labels): New function.
16610 * except.h (must_not_throw_labels): Declare.
16611 * tree-inline.c (init_inline_once): Kill inlining_weigths
16612 * tree-ssa-structalias.c: Avoid uninitialized warning.
16613 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16614 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16615 (PARAM_INLINE_CALL_COST): Remove.
16616 (PARAM_EARLY_INLINING_INSNS): New.
16617 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16618 (inline-call-cost): Remove.
16619 (early-inlining-insns): New.
16621 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16623 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16625 (print_int_cst_bounds_in_octal_p): Likewise.
16626 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16628 * dwarf2out.c (base_type_die): Likewise.
16629 (is_subrange_type): Delete.
16630 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16631 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16632 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16633 if the destination type is boolean.
16634 (build_range_check): Do not special-case subtypes.
16635 (fold_sign_changed_comparison): Likewise.
16636 (fold_unary): Likewise.
16637 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16638 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16639 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16640 * tree.c (subrange_type_for_debug_p): New predicate based on the
16641 former is_subrange_type.
16642 * tree.h (subrange_type_for_debug_p): Declare.
16643 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16644 (convert_affine_scev): Remove call to above function.
16645 (chrec_convert_aggressive): Likewise.
16646 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16647 false for conversions involving subtypes.
16648 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16649 (vrp_val_min): Likewise.
16650 (needs_overflow_infinity): Likewise.
16651 (extract_range_from_unary_expr): Likewise.
16653 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16655 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16656 * config/frv/frv.c: Likewise.
16657 * config/s390/s390.c: Likewise.
16658 * config/sparc/sparc.h: Likewise.
16659 * config/i386/i386.h: Likewise.
16660 * config/i386/i386.c: Likewise.
16661 * config/crx/crx.c: Likewise.
16662 * config/m68hc11/m68hc11.h: Likewise.
16663 * config/iq2000/iq2000.c: Likewise.
16664 * config/mn10300/mn10300.h: Likewise.
16665 * config/mn10300/mn10300.c: Likewise.
16666 * config/m68k/m68k.c: Likewise.
16667 * config/rs6000/rs6000.c: Likewise.
16668 * config/rs6000/xcoff.h: Likewise.
16669 * config/rs6000/linux64.h: Likewise.
16670 * config/rs6000/sysv4.h: Likewise.
16671 * config/score/score3.c: Likewise.
16672 * config/score/score7.c: Likewise.
16673 * config/score/score.c: Likewise.
16674 * config/arm/arm.md: Likewise.
16675 * config/mips/mips.c: Likewise.
16676 * config/mips/mips.md: Likewise.
16677 * config/bfin/bfin.h: Likewise.
16678 * config/pa/pa.c: Likewise.
16679 * config/pa/constraints.md: Likewise.
16681 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16682 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16683 * config/pdp11/pdp11.h: Use memory_address_p instead.
16685 2009-05-14 Ian Lance Taylor <iant@google.com>
16687 * passes.c (finish_optimization_passes): Change i to int.
16688 * plugin.c (plugins_active_p): Change event to int.
16689 (dump_active_plugins): Likewise.
16690 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16692 * tree.c (tree_range_check_failed): Change c to unsigned int.
16693 (omp_clause_range_check_failed): Likewise.
16694 (build_common_builtin_nodes): Change mode to int. Add cast.
16695 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16696 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16698 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16699 ++ or -- with a variable of enum type.
16701 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16704 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16706 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16708 * store-motion.c: Do not include params.h
16709 * Makefile.in: Fix dependencies for various files.
16711 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16713 * auto-inc-dec.c: Fix pass description, remove apparent
16714 accidental duplication.
16716 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16718 PR middle-end/40147
16719 * ipa-utils.h (memory_identifier_string): Moved to ...
16720 * tree.h (memory_identifier_string): Here. Add GTY(()).
16722 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16724 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16725 in the former documentation of...
16726 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16727 * ira-conflicts.c (get_dup_num): Use address_operand.
16728 * targhooks.c (default_legitimate_address_p): New.
16729 * targhooks.h (default_legitimate_address_p): New.
16730 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16732 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16733 * target.h (struct target): Add legitimate_address_p.
16734 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16735 (TARGET_INITIALIZER): Include it.
16737 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16738 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16739 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16740 (TARGET_LEGITIMATE_ADDRESS_P): New.
16742 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16743 (REG_OK_STRICT_P): Delete.
16744 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16745 (frv_legitimate_address_p_1): ... this.
16746 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16747 (frv_legitimate_address_p_1): ... the renamed old
16748 frv_legitimate_address_p.
16749 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16750 (TARGET_LEGITIMATE_ADDRESS_P): New.
16752 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16753 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16754 * config/s390/s390.c (legitimate_address_p): Rename to...
16755 (s390_legitimate_address_p): ... this, make static.
16756 (legitimize_address): Adjust call.
16757 (TARGET_LEGITIMATE_ADDRESS_P): New.
16758 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16760 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16761 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16762 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16763 (TARGET_LEGITIMATE_ADDRESS_P): New.
16765 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16766 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16767 * config/spu/spu.c (spu_legitimate_address): Rename to...
16768 (spu_legitimate_address_p): ... this, make static.
16769 (TARGET_LEGITIMATE_ADDRESS_P): New.
16771 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16772 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16773 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16774 (sparc_legitimate_address_p): ... this, make static and return bool.
16775 (legitimize_address): Adjust call.
16776 (TARGET_LEGITIMATE_ADDRESS_P): New.
16778 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16779 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16780 * config/i386/i386.c (legitimate_address_p): Rename to...
16781 (ix86_legitimate_address_p): ... this, make static.
16782 (constant_address_p): Move after it, adjust call.
16783 (TARGET_LEGITIMATE_ADDRESS_P): New.
16785 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16786 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16787 * config/avr/avr.c (legitimate_address_p): Rename to...
16788 (avr_legitimate_address_p): ... this, make static.
16789 (legitimize_address): Adjust call.
16790 (TARGET_LEGITIMATE_ADDRESS_P): New.
16792 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16793 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16794 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16795 (TARGET_LEGITIMATE_ADDRESS_P): New.
16797 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16798 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16799 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16800 (TARGET_LEGITIMATE_ADDRESS_P): New.
16802 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16803 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16805 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16807 (TARGET_LEGITIMATE_ADDRESS_P): New.
16809 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16810 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16812 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16814 (m68hc11_legitimate_address_p): ... this, make static.
16815 (go_if_legitimate_address_internal): Rename to...
16816 (m68hc11_legitimate_address_p_1): ... this.
16817 (legitimize_address): Adjust call.
16818 (TARGET_LEGITIMATE_ADDRESS_P): New.
16820 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16821 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16822 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16823 (TARGET_LEGITIMATE_ADDRESS_P): New.
16825 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16826 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16827 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16828 (mn10300_legitimate_address_p): ... this, make static.
16829 (TARGET_LEGITIMATE_ADDRESS_P): New.
16831 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16832 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16833 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16834 (TARGET_LEGITIMATE_ADDRESS_P): New.
16836 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16837 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16838 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16839 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16840 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16841 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16842 (rs6000_legitimate_address_p): ... this, make static.
16843 (TARGET_LEGITIMATE_ADDRESS_P): New.
16844 (REG_MODE_OK_FOR_BASE_P): Delete.
16845 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16847 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16848 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16850 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16851 static, adjust types.
16852 (TARGET_LEGITIMATE_ADDRESS_P): New.
16854 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16855 * config/score/score.c (score_address_p): Rename to...
16856 (score_legitimate_address_p): ... this.
16857 (TARGET_LEGITIMATE_ADDRESS_P): New.
16858 * config/score/score3.c (score3_address_p): Rename to...
16859 (score3_legitimate_address_p): ... this.
16860 * config/score/score7.c (score7_address_p): Rename to...
16861 (score7_legitimate_address_p): ... this.
16863 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16864 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16865 GO_IF_LEGITIMATE_ADDRESS): Delete.
16866 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16867 thumb2_legitimate_address_p): Delete.
16868 (arm_legitimate_address_p): Rename to...
16869 (arm_legitimate_address_outer_p): ... this.
16870 * config/arm/constraints.md ("Uq"): Adjust call.
16871 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16872 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16874 (arm_legitimate_address_outer_p): ... this.
16875 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16877 (TARGET_LEGITIMATE_ADDRESS_P): New.
16879 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16880 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16881 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16882 (TARGET_LEGITIMATE_ADDRESS_P): New.
16884 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16885 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16886 * config/vax/vax.c (legitimate_address_p): Rename to...
16887 (vax_legitimate_address_p): ... this, make static.
16888 (TARGET_LEGITIMATE_ADDRESS_P): New.
16890 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16891 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16892 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16893 (TARGET_LEGITIMATE_ADDRESS_P): New.
16895 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16896 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16897 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16898 (mmix_legitimate_address_p): ... this, make static.
16899 (TARGET_LEGITIMATE_ADDRESS_P): New.
16901 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16902 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16903 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16904 (TARGET_LEGITIMATE_ADDRESS_P): New.
16906 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16908 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16909 of MODE_COMPLEX_INT.
16911 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16913 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16914 LCT_NORMAL in function call.
16915 * mips-tdump.c (print_file_desc): Add cast to enum type.
16916 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16917 (mark_stabs): Add casts to enum types.
16918 (parse_stabs_common): Add casts to enum types.
16920 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16922 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16923 Check for invalid values of LETTER.
16925 2009-05-13 Taras Glek <tglek@mozilla.com>
16927 * attribs.c (register_attribute): moved out attribute registration
16928 into register_attribute.
16929 * doc/plugins.texi: Documented register_attribute and
16931 * gcc-plugin.h: Added forward decl for register_attribute.
16932 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16933 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16934 PLUGIN_ATTRIBUTES boilerplate.
16936 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16938 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16939 values even in sentinel and empty entries.
16940 (ms_printf_flag_specs): Likewise.
16941 (ms_scanf_flag_specs): Likewise.
16942 (ms_strftime_flag_specs): Likewise.
16943 (ms_print_char_table): Likewise.
16944 (ms_scan_char_table): Likewise.
16945 (ms_time_char_table): Likewise.
16947 2009-05-13 Doug Kwan <dougkwan@google.com>
16949 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16951 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16953 * config/mips/mips.md (store): Add attributes for QI and HI.
16955 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16956 (truncdi<mode>2): ... this new pattern.
16958 2009-05-13 Brad Hards <bradh@kde.org>
16960 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16962 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16963 Ben Elliston <bje@au.ibm.com>
16965 PR middle-end/40035
16966 * dse.c (check_mem_read_rtx): Guard against width == -1.
16968 2009-05-13 Michael Matz <matz@suse.de>
16970 PR middle-end/39976
16971 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16972 (trivially_conflicts_p): New function.
16973 (insert_backedge_copies): Use it.
16975 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16977 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16978 (handle_stdc_pragma): Use new enum constant names.
16979 (handle_pragma_float_const_decimal64): Ditto.
16981 2009-05-13 Ian Lance Taylor <iant@google.com>
16983 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16986 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16988 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16989 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16991 * config/m68k/m68k.h (FL_UCLINUX): Define.
16993 2009-05-13 Jan Hubicka <jh@suse.cz>
16995 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16997 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16999 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17000 unless -fschedule-insns is specified.
17002 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17005 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17006 TARGET_EXPAND_CBRANCHDI4.
17007 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17008 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17009 (cmpeqdi): Fix comment.
17011 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17013 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17014 (sh_legitimate_address_p): Likewise.
17015 * config/sh/sh.c (sh_legitimate_index_p): New.
17016 (sh_legitimate_address_p): Likewise.
17017 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17018 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17019 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17020 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17021 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17022 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17023 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17024 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17025 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17027 2009-05-12 Jan Hubicka <jh@suse.cz>
17029 * tree-inline.c (estimate_operator_cost): Add operands;
17030 when division happens by constant, it is cheap.
17031 (estimate_num_insns): Loads and stores are not having cost of 0;
17032 EH magic stuff is cheap; when computing runtime cost of switch,
17033 use log2 base of amount of its cases; builtin_expect has cost of 0;
17034 compute cost for moving return value of call.
17035 (init_inline_once): Initialize time_based flags.
17036 * tree-inline.h (eni_weights_d): Add time_based flag.
17038 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17040 * df-core.c: Update head documentation.
17042 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17045 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17046 shadowing exisiting variable op1.
17048 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17051 * config/i386/driver-i386.c (processor_signatures): New enum.
17052 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17053 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17054 processor signature to detect geode processor.
17056 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17060 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17062 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17063 causes spurious differences between trunk and cond-optab branch.
17065 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17067 * dojump.c (compare_from_rtx): Delete.
17068 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17069 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17070 if the comparison does not satisfy the predicate; test predicates for
17071 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17072 further if one existing pattern fails.
17073 * expr.h (compare_from_rtx): Delete.
17074 (prepare_operand): Declare it.
17075 * optabs.c: Change "lib call" to "libcall" throughout.
17076 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17077 HAVE_conditional_trap, emit_cmp_insn): Delete.
17078 (can_compare_p): Delete cmp_optab case.
17079 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17080 Accept other parameters by value.
17081 (prepare_operand): Make non-static.
17082 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17083 other parameters by value. Try to widen operands here based on
17084 an optab_methods argument and looking at cbranch_optab.
17085 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17086 loop. Use cbranch_optab directly.
17087 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17088 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17090 (emit_conditional_move, emit_conditional_add): Inline what's needed
17091 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17092 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17093 with COMPARE. Move cmov_optab and cstore_optab above
17094 with cbranch_optab, move cmp_optab down with ucmp_optab,
17095 remove tst_otpab. Do not initialize trap_rtx.
17096 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17097 for trap code. Do not check HAVE_conditional_trap. Use
17098 prepare_cmp_insn. Accept no predicate for operand 3.
17099 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17100 (OTI_ctrap, ctrap_optab): New.
17101 (tst_optab): Delete.
17102 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17103 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17104 with lookup of ctrap_optab.
17105 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17107 (ctrap_optab): New.
17109 * combine.c (combine_simplify_rtx, simplify_set): Do not
17110 special case comparing against zero for cc0 machines.
17111 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17112 COMPARE on cc0 machines.
17113 (simplify_relational_operation): Return a new expression when
17114 a COMPARE could be removed.
17115 * final.c (final_scan_insn): Compare cc_status values
17116 against LHS of a (compare FOO (const_int 0)) cc0 source.
17117 Also check if cc_status.value is the full compare.
17119 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17120 (cstoreMM4): Document.
17121 (conditional_trap): Document ctrapMM4 instead.
17122 (sync_compare_and_swapMM): Refer to cbranchcc4.
17123 (Dependent Patterns): Eliminate obsolete information referring to
17124 the old jump optimization phase.
17125 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17126 of compares with 0 on cc0 machines.
17127 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17128 avoiding references to cc0. Remove text about storing operands
17130 * doc/tm.texi (Condition Codes): Include blurb on different
17131 condition code representations, separate into subsections for
17132 CC0, MODE_CC and conditional execution.
17134 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17135 alpha_emit_setcc): Accept operands and a machine mode.
17136 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17137 Get code/op0/op1 from operands, use machine mode argument
17138 instead of alpha_compare.fp_p. Emit the branch here.
17139 (alpha_emit_setcc): Likewise, and return boolean.
17140 (alpha_emit_conditional_move): Likewise. Assert that
17141 cmp_op_mode == cmp_mode, and simplify accordingly.
17142 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17143 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17144 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17146 (stack probe test): Use cbranchdi4.
17147 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17149 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17150 * config/arc/arc.h (movsicc, movsfcc): Use it.
17151 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17152 (cbranchsi4, cstoresi4): New.
17153 (cmpsi, bCC and sCC expanders): Remove.
17155 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17156 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17157 * config/arm/predicates.md (arm_comparison_operator): Only include
17158 floating-point operators if there is a hardware floating-point unit.
17159 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17160 deferring to cbranch_cc and cstore_cc respectively.
17161 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17162 cbranch_cc, cstore_cc): New.
17163 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17165 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17167 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17168 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17170 (adjust_insn_length): Adjust calls.
17171 (avr_reorg): Handle (compare (foo) (const_int 0)).
17172 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17173 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17174 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17175 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17177 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17178 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17180 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17181 (cbranchsi4, cstorebi4, cstoresi4): New.
17182 (movbisi): This insn is duplicate, split it to zero_extend.
17183 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17184 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17185 (bfin_optimize_loop): Use cbranch expander.
17186 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17187 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17188 (bfin_bimode_comparison_operator): ... this.
17189 (bfin_direct_comparison_operator): New.
17191 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17192 inside (compare FOO (const_int 0)).
17193 (cris_rtx_costs): Handle ZERO_EXTRACT.
17194 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17195 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17196 (*tstdi_v32): Delete.
17197 (*cmpdi_non_v32): Add M alternative for operand 1.
17198 (cmpsi, cmp<mode>): Make private.
17199 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17201 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17203 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17204 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17205 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17206 (cc_reg_operand): New.
17207 (any_cond): Delete.
17208 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17209 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17210 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17211 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17212 crx_expand_scond): Delete.
17214 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17216 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17217 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17219 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17220 cstoresi4, cstoresf4, cstoredf4): New.
17221 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17222 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17223 Receive the entire operands array.
17224 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17225 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17226 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17227 Get test/op0/op1 from the operands array.
17228 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17230 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17231 (h8300_expand_store): New.
17232 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17234 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17235 (h8300_expand_store): New.
17236 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17237 or do not try to produce (set (cc0) REG).
17238 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17239 change a compare into a move to a scratch register. Disable some
17240 peepholes when comparing with zero.
17241 (tstsi, tsthi, tstsi, cmpqi): Make private.
17243 (bCC, sCC): Delete.
17244 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17247 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17248 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17249 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17250 (ix86_emit_i387_log1p): Use cbranchxf2.
17251 (ix86_expand_setcc): Return void.
17252 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17253 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17254 cmp<MODEF>, cmpcc): Remove.
17255 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17256 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17257 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17258 (sCC and bCC expanders): Remove.
17259 (stack_protect_test): Use cbranchcc4.
17261 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17263 (ia64_expand_compare): Accept three rtx by reference and return void.
17264 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17265 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17266 from *expr. Update *expr with the BImode comparison to do.
17267 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17268 cmptf, bCC, sCC, conditional_trap): Delete.
17269 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17270 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17271 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17272 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17273 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17275 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17276 type of last argument.
17277 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17278 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17279 use machine mode argument instead of branch_type. Remove dead
17280 code for floating-point comparisons.
17281 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17282 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17284 (cbranchsi4, cstoresi4): New.
17285 * config/iq2000/predicates.md (reg_or_const_operand): New.
17287 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17288 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17289 (b<code>_op): Rewrite to...
17290 (bcc_op): ... this, using match_operator.
17291 (s<code>_op): Rewrite to...
17292 (scc_op): ... this, using match_operator.
17293 (s<code>_24_op): Rewrite to...
17294 (scc_op_24): ... this, using match_operator.
17295 (s<code>_<mode>): Rewrite to...
17296 (cstore<mode>4): ... this, using match_operator.
17297 (s<code>_<mode>_24): Rewrite to...
17298 (cstore<mode>4_24): ... this, using match_operator.
17299 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17300 m32c_unpend_compare, m32c_expand_scc): Delete.
17301 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17302 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17303 (m32c_expand_movcc): Change NE to EQ if necessary.
17304 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17306 * config/m32r/m32r-protos.h (gen_cond_store): New.
17307 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17308 (gen_cond_store): New, from sCC patterns.
17309 (m32r_expand_block_move): Use cbranchsi4.
17310 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17311 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17312 (cbranchsi4, cstoresi4): New.
17314 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17316 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17317 (m68hc11_notice_update_cc): Look into a compare with 0.
17318 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17320 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17321 cmphi, cmpqi, bCC): Delete.
17322 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17323 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17324 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17327 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17328 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17329 * config/m68k/constraints.md (H): New.
17330 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17331 the define_insn below.
17332 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17333 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17334 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17335 patterns): Wrap RHS with COMPARE.
17336 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17337 (*cmpdi_internal): Name this pattern.
17338 (cmpdi): Change to define_insn.
17339 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17340 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17341 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17343 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17344 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17345 (conditional_trap): Change to...
17346 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17347 (*conditional_trap): Use the ordered_comparison_operator and
17348 const1_operand predicates.
17349 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17350 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17351 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17352 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17354 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17355 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17356 (mcore_gen_compare): New.
17357 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17358 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17359 (mcore_gen_compare): ... this.
17360 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17361 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17362 (stack probe pattern): Use cbranchsi4.
17364 * config/mips/predicates.md (mips_cstore_operator): New.
17365 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17366 * config/mips/mips.md (any_cond): Delete.
17367 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17369 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17370 fixuns_truncsfdi2): Use cbranch patterns.
17371 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17372 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17373 Adjust call to mips_expand_conditional_branch.
17374 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17376 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17377 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17378 * config/mips/mips.c (cmp_operands): Delete.
17379 (mips_emit_compare): Get comparison operands from *op0/*op1.
17380 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17381 that it succeeds. Use op0/op1 instead of cmp_operands.
17382 (mips_expand_conditional_branch, mips_expand_conditional_move,
17383 mips_expand_conditional_trap): Likewise.
17384 (mips_block_move_loop): Use cbranch patterns.
17385 * config/mips/mips.h (cmp_operands): Delete.
17387 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17388 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17389 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17390 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17391 (*cmpcc_folded): Rename to...
17392 (*cmpdi_folded): this.
17393 (*cmpcc): Rename to...
17395 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17398 (cbranchdf4): New. Handle invalid comparisons here.
17399 * config/mmix/predicates.md (float_comparison_operator): New.
17401 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17402 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17403 * config/mn10300/mn10300.md (tst): Delete.
17404 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17405 Name these patterns and wrap RHS in a compare.
17406 (*cmpsi): Make this pattern private. Include tst.
17407 (*cmpsf): Make this pattern private.
17408 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17409 (compare with zero peepholes): Likewise.
17411 (cbranchsi4, cbranchsf4): New.
17412 (casesi): Use cbranchsi4.
17414 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17415 hppa_branch_type): Delete.
17416 (return_addr_rtx): Use cbranchsi4.
17417 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17418 Emit CCFPmode comparison here.
17419 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17420 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17421 hppa_branch_type): Delete.
17422 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17423 (movsicc, movdicc): Remove references to hppa_compare_op0,
17424 hppa_compare_op1 and compare_from_rtx.
17425 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17426 (casesi): Use cbranchsi4.
17428 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17429 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17430 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17431 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17432 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17434 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17435 (*branch, *branch_inverted): New.
17437 * config/picochip/picochip.md (cbranchhi4): Use
17438 ordered_comparison_operator.
17439 (cmphi, bCC): Remove.
17441 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17442 (trap_comparison_operator): Delete.
17443 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17444 rs6000_emit_cbranch): Accept mode and operands.
17445 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17446 rs6000_compare_fp_p): Delete.
17447 (rs6000_generate_compare): Accept mode and comparison. Extract code
17448 and op0/op1 from there. Replace references to rs6000_compare_op0
17449 and rs6000_compare_op1.
17450 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17451 extract result from passed operands.
17452 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17453 extract loc from passed operands.
17454 (rs6000_emit_cmove): Likewise.
17455 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17456 rs6000_compare_fp_p): Delete.
17457 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17458 (cbranch<GPR>4, cbranch<FP>4): New.
17459 (cstore<mode>4): New. Consolidate here all choices about when to use
17460 portable or specialized sCC sequences.
17461 (stack_protect_test): Use cbranchsi4.
17462 (conditional_trap): Replace with ctrap<GPR>4.
17463 (conditional trap insn): Replace trap_comparison_operator with
17464 ordered_comparison_operator.
17466 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17467 (s390_emit_prologue): Use ctrap.
17468 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17469 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17470 New predicates replacing...
17471 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17472 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17473 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17474 (add<mode>cc): Do not use s390_compare_op0/op1.
17475 (s<code>): Change to...
17476 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17477 (seq): Change to...
17478 (cstorecc4): ... this. Handle EQ or NE equally.
17479 (*sne): Un-privatize for use in cstorecc4.
17480 (b<code>): Change to...
17481 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17482 (conditional_trap): Replace with...
17483 (ctrap<GPR>4, ctrap<FP>4): ... these.
17484 (stack_protect): Use cbranchcc4.
17486 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17487 * config/score/score-protos.h (score_gen_cmp): Delete.
17488 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17489 (score_block_move-loop): Use cbranchsi4.
17490 * config/score/score.md (cbranchsi4): New.
17491 (cmpsi, bCC): Delete.
17492 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17493 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17494 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17495 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17496 * config/score/score3.h (score3_gen_cmp): Delete.
17497 * config/score/score7.h (score7_gen_cmp): Delete.
17499 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17500 (sh_emit_scc_to_t): ... this. Return void.
17501 (from_compare): Rename to...
17502 (sh_emit_compare_and_branch): ... this.
17503 (sh_emit_compare_and_set): New.
17504 (sh_expand_t_scc): Accept operands.
17505 * config/sh/predicates.md (sh_float_comparison_operator): New.
17506 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17507 (prepare_scc_operands): Rename to...
17508 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17510 (sh_emit_cheap_store_flag): New.
17511 (sh_emit_set_t_insn): New.
17512 (from_compare): Rename to...
17513 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17514 handling of TARGET_SH2E floating point to avoid recursive call.
17515 Generate branch here.
17516 (sh_emit_compare_and_set): New.
17517 (sh_expand_t_scc): Get op0/op1 from arguments.
17518 (sh_emit_cheap_store_flag): New.
17519 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17521 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17522 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17523 (movsicc, movdicc): Do nothing when it recreated operands from
17524 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17525 prepare_scc_operands (now sh_emit_scc_to_t).
17526 (udivdi3): Use cstoresi4.
17527 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17528 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17529 (cbranchint4_media, cbranchfp4_media): New.
17530 (casesi): Use cbranchdi4.
17531 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17533 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17534 (movnegt): Remove second operand.
17535 (cbranchsf4, cbranchdf4): New.
17536 (stack_protect): Use cbranchdi4/cbranchsi4.
17538 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17539 (gen_compare_reg): Accept comparison, extract part of it to...
17540 (gen_compare_reg_1): ... this.
17541 (gen_compare_operator): Delete.
17542 (gen_v9_scc): Accept separate destination, comparison code and arms.
17543 Do not use sparc_compare_op0/sparc_compare_op1.
17544 (emit_scc_insn, emit_conditional_branch_insn): New.
17545 (emit_v9_brxx): Make static. Remove useless assertion.
17546 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17548 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17549 * config/sparc/sparc-protos.h (gen_compare_reg,
17550 sparc_emit_float_lib_cmp): Adjust prototype.
17551 (emit_scc_insn, emit_conditional_branch_insn): New.
17552 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17553 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17554 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17555 iterators to the top.
17556 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17557 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17558 snedi_special_trunc): Delete.
17559 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17560 and snedi_special_trunc.
17561 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17562 cbranchdi4, cbranch<F:mode>4): New.
17563 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17564 here. Use gen_compare_reg instead of gen_compare_operator.
17565 (conditional_trap): Replace with...
17566 (ctrapsi4, ctrapdi4): ... this.
17567 (stack_protect_test): Use cbranchcc4.
17569 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17571 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17572 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17573 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17574 from operands[0] or operands[3] depending on is_set.
17575 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17576 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17577 cmpdf, bCC), sCC: Remove.
17578 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17579 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17581 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17582 spu_emit_branch_or_set.
17584 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17586 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17587 xstormy16_compare_op1): Delete.
17588 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17589 xstormy16_compare_op1): Delete.
17590 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17592 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17593 (cmphi, cmpsi, bCC): Remove.
17595 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17596 (*cmpsi): ... this one.
17597 (cbranchsi4, cstoresi4): New.
17598 (bCC expanders): Delete.
17599 (sCC insns): Fold into...
17600 (*setcc): ... this one.
17601 (casesi): Do not use gen_cmpsi and gen_bgtu.
17602 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17603 (movsicc): Simplify.
17604 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17606 * config/vax/vax-protos.h (cond_name): New.
17607 (vax_output_conditional_branch): Remove.
17608 * config/vax/vax.c (cond_name): New.
17609 (vax_output_conditional_branch): Remove.
17610 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17611 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17612 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17613 (bit<VAXint>): Wrap source with (compare).
17614 (b<code> and following unnamed pattern): Rename to *branch and
17615 *branch_reversed. Change macroization to match_operator.
17616 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17618 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17619 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17620 Change last argument to machine_mode.
17621 (xtensa_expand_scc): Add machine_mode argument.
17622 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17623 (gen_conditional_move, xtensa_expand_conditional_branch,
17624 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17625 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17626 Adjust operand numbers.
17627 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17629 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17630 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17631 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17633 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17635 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17636 causes spurious differences between trunk and cond-optab branch.
17638 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17641 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17643 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17645 * tree.c (iterative_hash_pointer): Delete.
17646 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17647 Hash UIDs and versions of SSA names. Don't special-case built-in
17648 function declarations.
17650 2009-05-11 Ian Lance Taylor <iant@google.com>
17653 * graphite.c: Force -Wc++-compat to only be a warning before
17654 #including "cloog/cloog.h".
17656 2009-05-11 Martin Jambor <mjambor@suse.cz>
17658 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17660 2009-05-11 Jan Hubicka <jh@suse.cz>
17662 * tree-ssa-loop-ivcanon.c: Include target.h
17663 (struct loop_size): new structure.
17664 (constant_after_peeling): New predicate.
17665 (tree_estimate_loop_size): New function.
17666 (estimated_unrolled_size): Rewrite for new estimates.
17667 (try_unroll_loop_completely): Use new estimates.
17668 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17670 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17672 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17673 libcpp interface change.
17674 (spu_macro_to_expand): Likewise.
17676 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17678 PR tree-optimization/40026
17679 * gimplify.c (gimplify_init_constructor): Change initial conditional
17680 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17681 optimize_compound_literals_in_ctor.
17683 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17685 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17687 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17689 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17691 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17692 HOST_WIDE_INT for gap.
17694 2009-05-11 Ira Rosen <irar@il.ibm.com>
17696 PR tree-optimization/40074
17697 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17698 account in group size and step comparison.
17700 2009-05-11 Richard Guenther <rguenther@suse.de>
17702 * passes.c (init_optimization_passes): Strip now incorrect comment.
17703 (execute_function_todo): Do not set PROP_alias.
17704 * tree-pass.h (PROP_alias): Remove.
17705 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17706 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17707 * tree-nrv.c (pass_return_slot): Likewise.
17708 * tree-object-size.c (pass_object_sizes): Likewise.
17709 * tree-ssa-dom.c (pass_dominator): Likewise.
17710 (pass_phi_only_cprop): Likewise.
17711 * tree-ssa-dse.c (pass_dse): Likewise.
17712 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17713 (pass_cselim): Likewise.
17714 * tree-ssa-pre.c (pass_pre): Likewise.
17715 (pass_fre): Likewise.
17716 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17717 * tree-ssa-sink.c (pass_sink_code): Likewise.
17718 * tree-stdarg.c (pass_stdarg): Likewise.
17719 * tree-tailcall.c (pass_tail_calls): Likewise.
17720 * tree-vrp.c (pass_vrp): Likewise.
17722 2009-05-10 Ian Lance Taylor <iant@google.com>
17724 * basic-block.h (enum profile_status): Break out of struct
17725 control_flow_graph.
17726 * cgraph.h (struct inline_summary): Break out of struct
17728 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17729 of struct cgraph_order_sort.
17730 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17731 * cse.c (struct branch_path): Break out of struct
17732 cse_basic_block_data.
17733 * except.h (enum eh_region_type): Break out of struct eh_region.
17734 * gcc.c (enum add_del): Break out of struct modify_target.
17735 * genrecog.c (enum decision_type): Break out of struct decision_test.
17736 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17738 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17739 * regmove.c (enum match_use): New enum, broken out of struct match.
17740 * sched-int.h (enum post_call_group): New enum, broken out of
17742 (struct deps_reg): Break out of struct deps.
17743 * target.h (struct asm_int_op): Break out of struct gcc_target.
17744 * tree-eh.c (struct goto_queue_node): Break out of struct
17746 * tree-inline.h (enum copy_body_cge_which): Break out of
17748 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17750 * c-decl.c (in_struct, struct_types): New static variables.
17751 (pushtag): Add loc parameter. Change all callers.
17752 (lookup_tag): Add ploc parameter. Change all callers.
17753 (check_compound_literal_type): New function.
17754 (parser_xref_tag): Add loc parameter. Change all callers. If
17755 -Wc++-compat, warn about struct/union/enum types defined within a
17757 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17758 and loc parameters. Change all callers. Change error calls to
17759 error_at, using loc. For a redefinition, if the location of the
17760 original definition is known, report it. Set in_struct and
17761 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17762 (finish_struct): Add new parameters enclosing_in_struct and
17763 enclosing_struct_types. Change all callers. Set
17764 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17765 in the struct. If in a struct, add this struct to struct_types.
17766 (start_enum): Add loc parameter. Change all callers. Use
17767 error_at for errors, using loc. For a redefinition, if the
17768 location of the original definition is known, report it. If in a
17769 struct, add this enum type to struct_types. If -Wc++-compat warn
17770 if in sizeof, typeof, or alignof.
17771 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17772 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17773 (c_parser_enum_specifier): Get enum location for start_enum.
17774 (c_parser_struct_or_union_specifier): Get struct location for
17775 start_struct. Save in_struct and struct_types status between
17776 start_struct and finish_struct.
17777 (c_parser_cast_expression): Get location of cast.
17778 (c_parser_alignof_expression): Get location of type.
17779 (c_parser_postfix_expression): Likewise.
17780 (c_parser_postfix_expression_after_paren_type): Add type_loc
17781 parameter. Change all callers. Call check_compound_literal_type.
17782 Use type_loc for error about variable size type.
17783 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17784 of an enum constant from an enum type defined in a struct or union.
17785 (c_cast_expr): Add loc parameter. Change all callers. If
17786 -Wc++-compat, warn about defining a type in a cast.
17787 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17788 (start_enum, start_struct, finish_struct): Update declarations.
17789 (parser_xref_tag, c_cast_expr): Update declarations.
17790 (check_compound_literal_type): Declare.
17792 2009-05-11 Ben Elliston <bje@au.ibm.com>
17794 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17795 for recent libcpp interface change.
17796 (rs6000_macro_to_expand): Likewise.
17798 2009-05-10 Michael Matz <matz@suse.de>
17801 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17802 not at entry of function.
17804 2009-05-10 Richard Guenther <rguenther@suse.de>
17806 PR tree-optimization/40081
17808 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17809 using the main variant of the element type. Do not fiddle with
17810 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17812 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17813 structs with volatile fields.
17815 2009-05-10 Jan Hubicka <jh@suse.cz>
17817 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17818 (estimate_move_cost): Assert that it does not get called for
17820 (estimate_num_insns): Skip VOID types in argument handling.
17821 (optimize_inline_calls): Delete unreachable blocks and verify that
17822 callgraph is valid.
17824 2009-05-10 Jan Hubicka <jh@suse.cz>
17826 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17827 * cgraph.c (cgraph_mark_address_taken_node): New function.
17828 (dump_cgraph_node): Dump new flag.
17829 * cgraph.h (struct cgraph_node): Add address_taken.
17830 (cgraph_mark_address_taken_node): New function.
17831 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17832 since new direct calls can be born.
17834 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17836 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17837 tok->val.node.node.
17839 2009-05-10 Jan Hubicka <jh@suse.cz>
17841 PR middle-end/40084
17842 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17844 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17845 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17846 * tree-inline.c (copy_bb): Set frequency correctly.
17847 (fold_marked_statements): Update call to
17848 cgraph_update_edges_for_call_stmt.
17850 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17852 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17853 identifiers in diagnostics.
17854 * config/arm/arm.c (arm_handle_fndecl_attribute,
17855 arm_handle_isr_attribute): Likewise.
17856 * config/avr/avr.c (avr_handle_progmem_attribute,
17857 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17858 * config/bfin/bfin.c (handle_int_attribute,
17859 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17860 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17861 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17863 * config/darwin.c (darwin_handle_kext_attribute,
17864 darwin_handle_weak_import_attribute): Likewise.
17865 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17866 h8300_handle_eightbit_data_attribute,
17867 h8300_handle_tiny_data_attribute): Likewise.
17868 * config/i386/i386.c (ix86_handle_cconv_attribute,
17869 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17870 * config/i386/winnt.c (ix86_handle_shared_attribute,
17871 ix86_handle_selectany_attribute): Likewise.
17872 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17873 * config/m32c/m32c.c (function_vector_handler): Likewise.
17874 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17875 m68hc11_handle_fntype_attribute): Likewise.
17876 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17877 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17878 * config/mips/mips.c (mips_insert_attributes,
17879 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17880 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17881 rs6000_handle_struct_attribute): Likewise.
17882 * config/sh/sh.c (sh_insert_attributes,
17883 sh_handle_resbank_handler_attribute,
17884 sh_handle_interrupt_handler_attribute,
17885 sh2a_handle_function_vector_handler_attribute,
17886 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17888 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17889 * config/spu/spu.c (spu_handle_fndecl_attribute,
17890 spu_handle_vector_attribute): Likewise.
17891 * config/stormy16/stormy16.c
17892 (xstormy16_handle_interrupt_attribute): Likewise.
17893 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17894 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17896 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17898 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17899 (pp_translate_identifiers): New.
17900 (pp_identifier): Only conditionally translate identifier to locale
17902 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17903 (pp_base_tree_identifier): Only conditionally translate identifier
17904 to locale character set.
17905 * c-pretty-print.c (M_): Define.
17906 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17907 fragments for conditional translation with M_.
17908 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17909 identifier translation.
17911 2009-05-10 Richard Guenther <rguenther@suse.de>
17913 PR tree-optimization/40081
17914 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17915 using the main variant of the element type. Do not fiddle with
17916 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17918 2009-05-09 Jan Hubicka <jh@suse.cz>
17920 PR middle-end/40080
17921 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17922 indirect calls; verify cgraph afterwards.
17924 2009-05-09 Jan Hubicka <jh@suse.cz>
17927 * ipa.c (update_inlined_to_pointer): New function.
17928 (cgraph_remove_unreachable_nodes): Use it.
17930 2009-05-09 Jan Hubicka <jh@suse.cz>
17932 * tree-eh.c (struct leh_state): Remove prev_try.
17933 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17934 not track prev_try.
17935 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17936 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17937 remove_eh_handler_and_replace, foreach_reachable_handler,
17938 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17939 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17940 (gen_eh_region_cleanup): Update prototype.
17942 2009-05-09 Jan Hubicka <jh@suse.cz>
17944 PR middle-end/40043
17945 * except.c (copy_eh_region): Always set prev_try.
17946 (redirect_eh_edge_to_label): Find outer try.
17947 (foreach_reachable_handler): When looking for prev try
17948 handle case where previous try is not going to be taken.
17950 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17952 PR tree-optimization/40049
17953 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17954 only vector/vector shifts, convert the type of the constant to the
17955 appropriate type to avoid building incorrect trees, which
17956 eventually have problems with garbage collection.
17958 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17960 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17961 -1 for complex floating-point types if honoring signed zeros.
17963 2009-05-08 Jan Hubicka <jh@suse.cz>
17965 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17966 argument; handle correctly when profile is absent.
17967 (build_cgraph_edges): Update.
17968 (rebuild_cgraph_edges): Update.
17969 * cgraph.c: Do not include varray.h.
17970 (cgraph_set_call_stmt_including_clones): New function.
17971 (cgraph_create_edge_including_clones): Likewise
17972 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17973 (cgraph_update_edges_for_call_stmt): Handle clones.
17974 (cgraph_remove_node): Handle clone tree.
17975 (cgraph_remove_node_and_inline_clones): New function.
17976 (dump_cgraph_node): Dump clone tree.
17977 (cgraph_clone_node): Handle clone tree.
17978 (clone_function_name): Bring here from tree-inline.c.
17979 (cgraph_create_virtual_clone): New function.
17980 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17981 (cgraph_clone_info): New function.
17982 (strut cgraph_node): Add clone_info and new clone tree pointers.
17983 (cgraph_remove_node_and_inline_clones,
17984 cgraph_set_call_stmt_including_clones,
17985 cgraph_create_edge_including_clones,
17986 cgraph_create_virtual_clone): Declare.
17987 (cgraph_function_versioning): Use VEC argument.
17988 (compute_call_stmt_bb_frequency): Update prototype.
17989 (cgraph_materialize_all_clones): New function.
17990 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17991 (ipcp_create_replace_map): Update to VECtors.
17992 (ipcp_update_callgraph): Use virtual clones.
17993 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17994 (ipcp_update_profiling): Do not update local profiling.
17995 (ipcp_insert_stage): Use VECtors and virtual clones.
17996 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17997 (clone_of_p): New function.
17998 (cgraph_preserve_function_body_p): Use clone tree.
17999 (cgraph_optimize): Materialize clones.
18000 (cgraph_function_versioning): Update for VECtors.
18001 (save_inline_function_body): Use clone tree.
18002 (cgraph_materialize_clone): New function.
18003 (cgraph_materialize_all_clones): Likewise.
18004 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18005 * ipa.c: Include gimple.h.
18006 (cgraph_remove_unreachable_nodes): Use clone tree.
18007 * ipa-prop.c (ipa_note_param_call): Update call to
18008 compute_call_stmt_bb_frequencycall.
18009 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18010 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18011 (copy_bb): Handle updating of clone tree; add new edge when new call
18013 (expand_call_inline): Be strict about every call having edge.
18014 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18015 (delete_unreachable_blocks_update_callgraph): New function.
18016 (tree_function_versioning): Use VECtors; always remove unreachable
18017 blocks and fold conditionals.
18018 * tree-inline.h: Do not include varray.h.
18019 (tree_function_versioning): Remove.
18020 * Makefile.in (GTFILES): Remove tree-inline.c
18021 * passes.c (do_per_function): Do only functions having body.
18022 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18025 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18026 Andrew Morrow <acm@google.com>
18029 * c-common.c (c_common_attribute_table): Permit deprecated
18030 attribute to take an optional argument.
18031 (handle_deprecated_attribute): If the optional argument to
18032 __attribute__((deprecated)) is not a string ignore the attribute
18033 and emit a warning.
18035 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18036 * c-typeck.c (build_component_ref): Likewise.
18037 (build_external_ref): Likewise.
18039 * toplev.c (warn_deprecated_use): Add an attribute argument.
18040 Emit the message associated with __attribute__((deprecated)).
18042 * toplev.h (warn_deprecated_use): Updated.
18044 * doc/extend.texi: Document new optional parameter to
18045 __attribute__((deprecated))
18047 2009-05-08 Michael Eager <eager@eagercon.com>
18049 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18050 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18052 2009-05-08 Richard Guenther <rguenther@suse.de>
18054 PR tree-optimization/40062
18055 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18056 Avoid exponential behavior.
18058 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18060 PR rtl-optimization/33928
18062 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18063 process_uses, build_single_def_use_links): New.
18064 (update_df): Update use_def_ref.
18065 (forward_propagate_into): Use get_def_for_use instead of use-def
18067 (fwprop_init): Call build_single_def_use_links and let it initialize
18069 (fwprop_done): Free use_def_ref.
18070 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18071 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18072 df_rd_simulate_one_insn): New.
18073 (df_rd_bb_local_compute_process_def): Update head comment.
18074 (df_chain_create_bb): Use the new RD simulation functions.
18075 * df.h (df_rd_simulate_artificial_defs_at_top,
18076 df_rd_simulate_one_insn): New.
18077 * opts.c (decode_options): Enable fwprop at -O1.
18078 * doc/invoke.texi (-fforward-propagate): Document this.
18080 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18083 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18084 and one complex operand specially.
18085 * tree-complex.c (some_nonzerop): Do not identify a real value as
18086 zero if flag_signed_zeros.
18088 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18090 PR rtl-optimization/33928
18091 * loop-invariant.c (record_use): Fix && vs. || mishap.
18093 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18095 PR rtl-optimization/33928
18096 * loop-invariant.c (struct use): Add addr_use_p.
18097 (struct def): Add n_addr_uses.
18098 (struct invariant): Add cheap_address.
18099 (create_new_invariant): Set cheap_address.
18100 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18101 (record_uses): Pass df_ref to record_use.
18102 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18105 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18107 * config/sh/sh.c: Do not include c-pragma.h.
18109 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18111 * config/spu/spu.c: Remove include of c-common.h.
18113 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18116 * c-common.h (mark_valid_location_for_stdc_pragma,
18117 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18118 clear_float_const_decimal64, float_const_decimal64_p): New.
18119 * c.opt (Wunsuffixed-float-constants): New.
18120 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18121 unsuffixed float constant, handle new warning.
18122 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18123 * c-decl.c (c_scope): New flag float_const_decimal64.
18124 (set_float_const_decimal64, clear_float_const_decimal64,
18125 float_const_decimal64_p): New.
18126 (push_scope): Set new flag.
18127 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18128 to use STDC pragmas.
18129 (c_parser_external_declaration): Ditto.
18130 (c_parser_compound_statement_nostart): Ditto.
18131 * c-pragma.c (valid_location_for_stdc_pragma,
18132 mark_valid_location_for_stdc_pragma,
18133 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18134 handle_pragma_float_const_decimal64): New.
18135 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18136 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18137 set_float_const_decimal64, clear_float_const_decimal64,
18138 float_const_decimal64_p): New dummy functions.
18139 * doc/extend.texi (Decimal Float): Remove statement that the
18140 pragma, and suffix for double constants, are not supported.
18141 * doc/invoke.texi (Warning Options): List new option.
18142 (-Wunsuffixed-float-constants): New.
18144 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18146 * config/i386/i386.c: Do not include c-common.h.
18148 2009-05-07 Mark Heffernan <meheff@google.com>
18150 * doc/invoke.texi (Debugging Options): Document change of debugging
18152 * opts.c (decode_options): Make dump_base_name relative to
18153 aux_base_name directory.
18155 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18157 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18158 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18160 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18162 * Makefile.in (install-plugin): Simplify a bit.
18164 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18166 * Makefile.in (OBJS-common): Add regcprop.o.
18168 * timevar.def (TV_CPROP_REGISTERS): New.
18169 * regrename.c (regrename_optimize): Return 0.
18170 (rest_of_handle_regrename): Delete.
18171 (pass_rename_registers): Point to regrename_optimize.
18172 (struct value_data_entry, struct value_data,
18173 kill_value_one_regno, kill_value_regno, kill_value,
18174 set_value_regno, init_value_data, kill_clobbered_value,
18175 kill_set_value, kill_autoinc_value, copy_value,
18176 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18177 replace_oldest_value_reg, replace_oldest_value_addr,
18178 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18179 debug_value_data, validate_value_data): Move...
18180 * regcprop.c: ... here.
18181 (rest_of_handle_cprop): Delete.
18182 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18184 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18186 PR middle-end/40057
18187 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18188 GEN_INT for 1 << bitnum.
18189 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18190 build_int_cst_type.
18192 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18194 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18195 Remove wrong description of "nand" operation.
18197 2009-05-06 Richard Guenther <rguenther@suse.de>
18198 Adam Nemet <anemet@caviumnetworks.com>
18200 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18201 comment. Add that if LHS is not a gimple register, then RHS1 has
18202 to be a single object (GIMPLE_SINGLE_RHS).
18204 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18206 * expr.c (get_def_for_expr): Move it up in the file.
18207 (store_field): When expanding a bit-field store, look at the
18208 defining gimple stmt for the masking conversion.
18210 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18212 PR middle-end/39986
18213 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18214 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18215 32-bit memcpy into long.
18217 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18219 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18220 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18222 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18223 instead of appending DW_OP_deref*.
18225 2009-05-06 Michael Matz <matz@suse.de>
18227 PR middle-end/40021
18228 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18229 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18231 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18233 * Makefile.in (install-plugin): Fix srcdir handling.
18235 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18237 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18238 when processing for not_regs_needed bitmap.
18239 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18240 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18241 handling it for rhs.
18243 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18245 * config/i386/i386.md (unnamed inc/dec peephole): Use
18246 optimize_insn_for_size_p instead of optimize_size.
18247 * config/i386/predicates.md (incdec_operand): Likewise.
18248 (aligned_operand): Likewise.
18249 * config/i386/sse.md (divv8sf3): Likewise.
18250 (sqrtv8sf2): Likewise.
18252 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18254 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18256 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18258 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18260 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18261 ssemodesuffixf2c with avxmodesuffixf2c.
18263 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18266 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18268 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18270 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18271 (struct tree_base): Adjust spacing for 8 bit boundaries.
18272 (struct tree_decl_common): Add decl_by_reference_flag bit.
18273 (DECL_BY_REFERENCE): Adjust.
18274 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18275 print DECL_BY_REFERENCE bit.
18276 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18277 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18278 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18279 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18282 PR middle-end/39666
18283 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18284 range of the type, but default label is missing, add it with one
18285 of the existing labels instead of adding a new label for it.
18287 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18291 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18293 * Makefile.in (enable_plugin, plugin_includedir): New.
18294 (install): Depend on install-plugin.
18295 (PLUGIN_HEADERS): New.
18296 (install-plugin): New.
18297 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18299 2009-05-05 Richard Guenther <rguenther@suse.de>
18301 PR tree-optimization/40022
18302 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18304 (phivn_valid_p): Fix tuplification error, simplify.
18305 (phiprop_insert_phi): Add dumps.
18306 (propagate_with_phi): Simplify.
18308 2009-05-05 Richard Guenther <rguenther@suse.de>
18310 PR middle-end/40023
18311 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18313 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18315 * tree.h (strip_float_extensions): Remove duplicate declaration.
18316 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18317 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18318 block_ultimate_origin): Rearrange the declarations line to match the
18319 comment that indicates the .c file which the functions are defined.
18320 (dwarf2out_*, set_decl_rtl): Add comment.
18321 (get_base_address): Adjust comment.
18322 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18323 declarations line and add comment.
18324 (is_builtin_name): Add blank after function name, for clarity.
18326 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18328 * attribs.c (decl_attributes): Use %qE for identifiers in
18330 * cgraphunit.c (verify_cgraph_node): Translate function names to
18331 locale character set in diagnostics.
18332 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18334 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18335 Document that functions are named in UTF-8.
18336 * expr.c (expand_expr_real_1): Translate function names to locale
18337 character set in diagnostics.
18338 * gimplify.c (omp_notice_variable, omp_is_private,
18339 gimplify_scan_omp_clauses): Use %qE for identifiers in
18341 * langhooks.c (lhd_print_error_function): Translate function names
18342 to locale character set.
18343 * langhooks.h (decl_printable_name): Document that return value is
18344 in internal character set.
18345 * stmt.c: Include pretty-print.h
18346 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18348 (resolve_operand_name_1): Translate named operand name to locale
18350 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18352 * toplev.c (announce_function): Translate function names to locale
18354 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18355 (default_tree_printer): Use pp_identifier or translate identifiers
18356 to locale character set. Mark "<anonymous>" for translation.
18357 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18358 for identifiers in diagnostics.
18359 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18361 * varasm.c (output_constructor): Use %qE for identifiers in
18364 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18366 * configure.ac: use ` ` instead of $()
18367 * configure: Regenerate.
18369 2009-05-05 Ben Elliston <bje@au.ibm.com>
18371 * config/pa/linux-atomic.c: Eliminate conditional include of
18372 errno.h on non-LP64 systems to simplify build requirements.
18374 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18376 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18378 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18379 and pass value to identifier_to_locale.
18380 (warn_variable_length_array): Make name a tree.
18381 (grokdeclarator): Separate diagnostic texts for named and unnamed
18382 declarators. Use %qE for named declarators.
18383 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18385 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18386 identifiers in diagnostics.
18387 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18388 identifier_to_locale. Mark "anonymous" strings for translation.
18390 2009-05-04 Michael Eager <eager@eagercon.com>
18392 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18393 address for DImode/DFmode only if double-precision FP regs.
18395 2009-05-04 Michael Eager <eager@eagercon.com>
18397 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18398 TARGET_SINGLE_FLOAT check.
18400 2009-05-04 Michael Eager <eager@eagercon.com>
18402 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18404 2009-05-04 Michael Eager <eager@eagercon.com>
18406 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18407 * config/rs6000/t-xilinx: New
18409 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18411 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18412 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18413 * gcc/explow.c (memory_address): Use target hook.
18414 * gcc/targhooks.c (default_legitimize_address): New.
18415 * gcc/targhooks.h (default_legitimize_address): New.
18416 * gcc/target.h (legitimize_address): New.
18417 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18418 (TARGET_INITIALIZER): Include it.
18419 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18421 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18422 * config/bfin/bfin.c (legitimize_address): Remove.
18423 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18424 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18426 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18427 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18429 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18430 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18431 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18432 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18433 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18434 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18435 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18436 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18437 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18438 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18439 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18440 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18441 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18442 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18443 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18444 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18445 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18446 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18447 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18448 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18449 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18450 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18451 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18453 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18454 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18455 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18456 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18457 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18458 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18459 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18460 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18461 (thumb_legitimize_address): Delete.
18462 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18463 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18464 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18465 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18466 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18467 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18469 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18472 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18473 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18474 * config/m32r/m32r.c (m32r_legitimize_address): New.
18475 * config/m68k/m68k.c (m68k_legitimize_address): New.
18476 * config/score/score.c (score_legitimize_address): Standardize.
18477 * config/score/score3.c (score3_legitimize_address): Standardize.
18478 * config/score/score3.h (score3_legitimize_address): Adjust.
18479 * config/score/score7.c (score7_legitimize_address): Standardize.
18480 * config/score/score7.h (score7_legitimize_address): Adjust.
18481 * config/sh/sh.c (sh_legitimize_address): New.
18482 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18484 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18485 (s390_legitimize_address): ... this.
18486 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18487 (sparc_legitimize_address): ... this.
18488 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18489 (ix86_legitimize_address): ... this.
18490 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18491 (avr_legitimize_address): ... this.
18492 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18493 (mn10300_legitimize_address): ... this.
18494 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18495 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18496 (alpha_expand_mov): Adjust call.
18498 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18499 * config/spu/spu.c (spu_legitimize_address): Likewise.
18500 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18501 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18503 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18505 * intl.c (locale_encoding, locale_utf8): New.
18506 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18507 * intl.h (locale_encoding, locale_utf8): Declare.
18508 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18509 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18511 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18513 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18514 (pp_base_tree_identifier): Declare as function.
18515 (identifier_to_locale): Declare.
18516 * Makefile.in (pretty-print.o): Update dependencies.
18517 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18519 2009-05-04 Richard Guenther <rguenther@suse.de>
18521 PR middle-end/40015
18522 * builtins.c (fold_builtin_memory_op): Do not decay to element
18523 type if the size matches the whole array.
18525 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18527 * expmed.c (synth_mult): When trying out a shift, pass the result
18530 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18532 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18533 (shiftsub1_cost): New.
18534 (init_expmed): Compute shiftsub1_cost.
18535 (synth_mult): Optimize multiplications by constants of the form
18536 -(2^^m-1) for some constant positive integer m.
18538 2009-05-03 Richard Guenther <rguenther@suse.de>
18541 * c-typeck.c (array_to_pointer_conversion): Do not built
18542 ADDR_EXPRs of arrays of pointer-to-element type.
18543 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18544 up wrong ADDR_EXPRs after-the-fact.
18545 * c-common.c (strict_aliasing_warning): Strip pointer
18546 conversions for obtaining the original type.
18547 * builtins.c (fold_builtin_memset): Handle array types.
18548 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18551 2009-05-03 Richard Guenther <rguenther@suse.de>
18553 PR middle-end/23329
18554 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18555 Do not lose casts from array types with unknown extent to array
18556 types with known extent.
18557 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18558 alias set compatibility.
18560 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18562 * flags.h (extra_warnings): Delete.
18563 * toplev.c (process_options): Handle Wuninitialized here.
18564 * opts.c (extra_warnings): Delete.
18565 (set_Wextra): Delete.
18566 (common_handle_option): -Wextra can be handled automatically.
18567 * c-opts.c (c_common_handle_option): Delete obsolete code.
18568 (c_common_post_options): Simplify comment.
18569 * common.opt (W): Add Var.
18571 (Wuninitialized): Initialize to -1.
18573 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18574 Richard Guenther <rguenther@suse.de>
18576 * expr.c (get_def_for_expr): New function.
18577 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18578 SSA rather than trees.
18579 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18580 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18582 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18584 * c-common.c (reswords): Add _Imaginary.
18585 * c-common.c (enum rid): Add RID_IMAGINARY.
18587 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18589 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18590 Patch by Richard Guenther.
18592 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18594 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18595 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18596 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18597 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18598 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18599 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18600 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18601 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18602 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18603 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18604 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18605 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18606 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18607 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18608 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18609 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18610 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18611 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18613 2009-05-02 Richard Guenther <rguenther@suse.de>
18615 PR tree-optimization/39940
18616 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18619 2009-05-02 Richard Guenther <rguenther@suse.de>
18621 PR middle-end/40001
18622 * tree-ssa.c (execute_update_addresses_taken): Properly check
18623 if we can mark a variable DECL_GIMPLE_REG_P.
18624 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18625 back to the end of the function.
18626 (is_gimple_reg_type): Remove complex type special casing.
18627 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18630 2009-05-02 Ben Elliston <bje@au.ibm.com>
18632 * doc/collect2.texi (Collect2): Document search path behaviour
18633 when configured with --with-ld.
18635 2009-05-02 Jan Hubicka <jh@suse.cz>
18637 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18638 parameter; update callers.
18639 (coalesce_cost_edge): EH edges are costier because they needs
18640 splitting even if not critical and even more costier when there are
18641 multiple EH predecestors.
18643 2009-05-02 Jan Hubicka <jh@suse.cz>
18645 * except.c (remove_eh_handler_and_replace): Handle updating after
18646 removing TRY blocks.
18648 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18650 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18652 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18654 * varasm.c: Do not include c-pragma.h.
18655 * attribs.c: Do not incude c-common.h.
18657 2009-05-01 Michael Matz <matz@suse.de>
18659 * calls.c (initialize_argument_information): Handle SSA names like
18660 decls with a non MEM_P DECL_RTL.
18662 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18664 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18665 * ipa-utils.c: Likewise.
18666 * ipa-type-escape.c: Likewise.
18667 * cgraphunit.c Do not include c-common.h.
18668 * ipa-pure-const.c: Likewise.
18669 * tree-if-conv.c: Likewise.
18670 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18671 * ipa-struct-reorg.c: Likewise.
18672 * tree-nomudflap.c: Likewise.
18673 * tree-ssa-structalias.c: Likewise.
18675 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18677 * store-motion.c: Many cleanups to make this pass a first-class
18678 citizen instead of an appendix to gcse load motion. Add TODO list
18679 to make this pass faster/cleaner/better.
18681 (struct ls_expr): Post gcse.c-split cleanups.
18682 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18683 "stores" field to "avail_stores".
18684 (pre_ldst_mems): Rename to store_motion_mems.
18685 (pre_ldst_table): Rename to store_motion_mems_table.
18686 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18687 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18688 (ldst_entry): Rename to st_expr_entry, update users.
18689 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18690 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18691 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18693 (first_ls_expr): Rename to first_st_expr, update users.
18694 (next_ls_expr): Rename to next_st_expr, update users.
18695 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18696 fields properly for store motion instead of names inherited from load
18698 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18699 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18702 (ae_kill): Rename to st_kill, update users.
18703 (ae_gen): Rename to st_avloc, update users.
18704 (transp): Rename to st_transp, update users.
18705 (pre_insert_map): Rename to st_insert_map, update users.
18706 (pre_delete_map): Rename to st_delete_map, update users.
18707 (insert_store, build_store_vectors, free_store_memory,
18708 one_store_motion_pass): Update for abovementioned changes.
18710 (gcse_subst_count, gcse_create_count): Remove.
18711 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18712 and "n_stores_created", local variables.
18714 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18717 (regvec, compute_store_table_current_insn): Remove.
18718 (reg_set_info, reg_clear_last_set): Remove.
18719 (compute_store_table): Use DF caches instead of local dataflow
18722 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18724 * c-objc-common.c (c_tree_printer): Print identifiers with
18725 pp_identifier, not pp_string. Mark "({anonymous})" for
18727 * c-pretty-print.c (pp_c_ws_string): New.
18728 (pp_c_cv_qualifier, pp_c_type_specifier,
18729 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18730 pp_c_storage_class_specifier, pp_c_function_specifier,
18731 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18732 pp_c_primary_expression, pp_c_postfix_expression,
18733 pp_c_unary_expression, pp_c_shift_expression,
18734 pp_c_relational_expression, pp_c_equality_expression,
18735 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18736 use pp_string and pp_c_ws_string in place of pp_identifier and
18737 pp_c_identifier for non-identifiers. Mark English strings for
18739 * c-pretty-print.h (pp_c_ws_string): Declare.
18741 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18742 Roland McGrath <roland@redhat.com>
18744 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18745 (ENABLE_LD_BUILDID): New configuration option.
18746 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18747 (LINK_BUILDID_SPEC): New macro.
18748 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18750 * doc/install.texi: Document --enable-linker-build-id option.
18751 * configure: Rebuild.
18752 * config.in: Rebuild.
18754 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18756 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18757 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18758 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18759 MIPS_GP_SAVE_AREA_SIZE.
18760 * config/mips/mips.c (struct mips_frame_info): Update comment
18761 before arg_pointer_offset and hard_frame_pointer_offset.
18762 (mips_compute_frame_info): Update diagram before function: to
18763 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18764 indicate the position of frame_pointer_rtx with -fstack-protector and
18765 to show args_size. Don't allocate cprestore area for leaf functions
18766 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18768 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18770 2009-04-30 Michael Matz <matz@suse.de>
18772 PR tree-optimization/39955
18773 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18775 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18777 * ira.c (setup_cover_and_important_classes): Use safe macro
18778 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18780 * genpreds.c (write_tm_preds_h): Output suitable definition of
18781 REG_CLASS_FOR_CONSTRAINT.
18783 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18785 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18787 * bitmap.c (bitmap_descriptor): Likewise.
18788 * ggc-common.c (loc_descriptor): Likewise.
18789 * varray.c (varray_descriptor): Likewise.
18790 * vec.c (vec_descriptor): Likewise.
18792 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18794 * Makefile.in (dce.o): Add $(EXCEPT_H).
18795 * dce.c: Include except.h and delete redundant vector definitions.
18796 (deletable_insn_p): Return false for non-call insns that can throw
18799 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18801 * gcse.c (ae_gen): Remove.
18802 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18803 and make non-static function to make it available in store-motion.c.
18804 Update call sites with search-and-replace.
18805 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18806 extract_mentioned_regs, extract_mentioned_regs_helper,
18807 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18808 store_killed_in_insn, store_killed_after, store_killed_before,
18809 build_store_vectors, insert_insn_start_basic_block, insert-store,
18810 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18811 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18812 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18813 * store-motion.c: ...new file. Also copy data structures from gcse.c
18814 and clean up to remove parts not used by store motion.
18815 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18816 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18818 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18821 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18822 when optimizing for size.
18824 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18826 * gcse.c (gcse_constant_p): Fix typo in last change.
18828 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18830 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18832 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18834 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18836 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18838 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18839 CONST_HIGH_PART result.
18841 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18843 * config/avr/avr.c (initial_elimination_offset): Rename to
18844 avr_initial_elimination_offset.
18845 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18846 change return type to bool.
18847 (avr_can_eliminate): New function.
18848 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18849 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18850 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18851 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18852 avr_initial_elimination_offset.
18853 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18854 (avr_initial_elimination_offset): Define.
18856 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18857 Steven Bosscher <steven@gcc.gnu.org>
18859 PR rtl-optimization/39938
18860 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18861 * cfgrtl.c: Include insn-attr.h.
18862 (rest_of_pass_free_cfg): New function.
18863 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18864 * resource.c (init_resource_info): Remove call to df_analyze.
18866 2009-04-29 Richard Guenther <rguenther@suse.de>
18869 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18870 allow conversion to signed integers.
18872 2009-04-29 Richard Guenther <rguenther@suse.de>
18874 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18875 shifts of floating point vectors if the shift amount is
18876 a constant multiple of the element size.
18878 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18879 Michael Matz <matz@suse.de>
18881 PR middle-end/39927
18883 * tree-outof-ssa.c (emit_partition_copy): New function.
18884 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18885 insert_part_to_rtx_on_edge): Perform the partition base var
18886 copy using emit_partition_copy.
18887 (insert_value_copy_on_edge): Convert constants to the right mode.
18888 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18889 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18891 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18893 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18894 scan backwards to try to find a constant to initialize it.
18896 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18897 insn before the loop_end instruction, don't look past labels.
18899 2009-04-29 Richard Guenther <rguenther@suse.de>
18901 PR middle-end/39937
18902 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18903 loose type conversions.
18904 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18905 stmts only if there are no uses of its definition.
18907 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18909 * config/bfin/bfin.h (splitting_loops): Declare.
18910 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18911 Reorder bit definitions to be ascending.
18912 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18913 * config/bfin/bfin.c (splitting_loops): New variable.
18914 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18915 (struct loop_info): Remove members INIT and LOOP_INIT.
18916 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18917 the LSETUP sequence. Allow LC to be loaded from any register, but
18918 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18919 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18921 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18922 of reload_completed.
18925 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18927 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18929 * Makefile.in (PLUGIN_VERSION_H): New.
18930 (OBJS-common): Remove plugin-version.o.
18931 (plugin.o): Depend on (PLUGIN_VERSION_H).
18932 (plugin-version.o): Remove.
18933 * configure: Regenerate
18934 * configure.ac: Create plugin-version.h.
18935 * gcc-plugin.h (plugin_gcc_version): Remove.
18936 (plugin_default_version_check): Change signature.
18937 * plugin-version.c: Remove.
18938 * plugin.c: Include plugin-version.h.
18939 (str_plugin_gcc_version_name): Remove.
18940 (try_init_one_plugin): Pass gcc version to plugin_init.
18941 (plugin_default_version_check): Both gcc and plugin versions are now
18944 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18946 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18947 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18948 Remove special case testing for last insn of inner loops. Don't fail
18949 if the loop ends with a jump, emit an extra nop instead.
18951 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18952 DREGS rather than comparing directly. Remove code that tries to
18953 account for latencies.
18955 2009-04-29 Richard Guenther <rguenther@suse.de>
18957 PR tree-optimization/39941
18958 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18959 eliminating an indirect call.
18961 2009-04-29 Richard Guenther <rguenther@suse.de>
18963 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18964 parameter. Allow invariants as base if !require_lvalue.
18965 (verify_gimple_assign_single): Adjust.
18967 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18969 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18970 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18971 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18972 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18973 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18975 * config/bfin/bfin.c (bfin_expand_builtin,
18976 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18978 2009-04-28 Richard Guenther <rguenther@suse.de>
18980 * tree-vect-loop.c (get_initial_def_for_induction): Use
18981 correct types for pointer increment.
18983 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18985 * toplev.c (print_version): Update GMP version string calculation.
18987 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18989 PR rtl-optimization/39938
18990 * resource.c (init_resource_info): Add call to df_analyze.
18992 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18994 * config/alpha/alpha.md (usegp): Cast the result of
18995 alpha_find_lo_sum_using_gp to enum attr_usegp.
18996 * config/alpha/alpha.c (override_options): Remove end-of-structure
18997 marker element from cpu_table. Use array size of cpu_table to handle
18998 -mcpu and -mtune options.
18999 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19001 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19003 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19004 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19005 tune_32 and tune_64.
19006 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19007 support on PowerPC.
19008 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19009 * config/rs6000/option-defaults.h: ... here. New file.
19010 (OPT_64, OPT_32): Define.
19011 (MASK_64BIT): Define to 0 if not already defined.
19012 (OPT_ARCH64, OPT_ARCH32): Define.
19013 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19016 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19018 * config/arm/arm.c (arm_override_options): Emit error on using
19021 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19023 PR rtl-optimization/39914
19024 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19025 registers for allocnos created from user-defined variables only
19026 when not optimizing.
19028 2009-04-28 Richard Guenther <rguenther@suse.de>
19030 PR middle-end/39937
19031 * fold-const.c (fold_binary): Use distribute_real_division only
19034 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19036 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19037 add hpux-stdint.h to tm_file.
19038 (hppa[12]*-*-hpux11*): Ditto.
19039 (ia64*-*-hpux*): Ditto.
19040 * config/hpux-stdint.h: New.
19041 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19042 __STDC_EXT__ for all compiles.
19043 * config/pa/pa-hpux.h: Ditto.
19044 * config/pa/pa-hpux10.h: Ditto.
19045 * config/pa/pa-hpux11.h: Ditto.
19047 2009-04-28 Catherine Moore <clm@codesourcery.com>
19049 * debug.h (set_name): Add comment.
19051 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19054 * config/darwin.c (machopic_gen_offset): Check
19055 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19056 * config/arm/arm.c (require_pic_register): Likewise.
19058 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19060 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19061 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19062 m32c_promote_prototypes): Delete.
19064 2009-04-28 Michael Matz <matz@suse.de>
19066 PR middle-end/39922
19067 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19070 2009-04-28 Richard Guenther <rguenther@suse.de>
19072 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19074 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19076 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19077 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19078 * config/arm/arm-tune.md: Regenerate.
19080 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19082 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19083 block if there are complex incoming edges.
19084 (sel_merge_blocks): Remove useless assert.
19085 (sel_redirect_edge_and_branch): Check that edge was redirected.
19086 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19087 (sel_find_rgns): Delete declaration.
19088 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19089 the region when it is not a preheader.
19091 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19094 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19096 2009-04-28 Richard Guenther <rguenther@suse.de>
19098 * tree.h (SSA_NAME_VALUE): Remove.
19099 (struct tree_ssa_name): Remove value_handle member.
19100 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19101 array for jump threading.
19102 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19104 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19105 * tree-flow.h (threadedge_initialize_values): Declare.
19106 (threadedge_finalize_values): Likewise.
19107 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19108 (SSA_NAME_VALUE): Define.
19109 (threadedge_initialize_values): New function.
19110 (threadedge_finalize_values): Likewise.
19111 * tree-ssa-dom.c (ssa_name_values): New global variable.
19112 (SSA_NAME_VALUE): Define.
19113 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19115 2009-04-28 Ira Rosen <irar@il.ibm.com>
19117 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19118 Use REPORT_VECTORIZED_LOCATIONS instead
19119 REPORT_VECTORIZED_LOOPS.
19120 * tree-vectorizer.c (vect_verbosity_level): Make static.
19121 (vect_loop_location): Rename to vect_location.
19122 (vect_set_verbosity_level): Update comment.
19123 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19125 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19126 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19127 instead REPORT_UNVECTORIZED_LOOPS.
19128 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19129 and vect_loop_def to vect_external_def and vect_internal_def.
19130 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19131 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19132 REPORT_UNVECTORIZED_LOCATIONS.
19133 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19134 and vect_used_in_loop and to vect_unused_in_scope and
19135 vect_used_in_scope.
19136 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19137 (vect_verbosity_level): Remove declaration.
19138 (vect_analyze_operations): Likewise.
19139 (vect_analyze_stmt): Declare.
19140 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19141 REPORT_UNVECTORIZED_LOCATIONS.
19142 (vect_get_loop_niters): Fix indentation.
19143 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19144 (vect_analyze_loop_operations): New function.
19145 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19146 vect_analyze_operations.
19147 (vect_is_simple_reduction): Use new names.
19148 (vectorizable_live_operation, vect_transform_loop): Likewise.
19149 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19150 to specify whether the data references can be a part of interleaving
19152 (vect_analyze_data_ref_dependence): Use new names.
19153 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19154 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19155 * tree-vect-patterns.c (widened_name_p): Use new names.
19156 (vect_recog_dot_prod_pattern): Likewise.
19157 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19158 (process_use, vect_mark_stmts_to_be_vectorized,
19159 vect_model_simple_cost, vect_model_store_cost,
19160 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19161 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19162 vectorizable_operation, vectorizable_type_demotion,
19163 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19164 vectorizable_condition): Likewise.
19165 (vect_analyze_operations): Split into vect_analyze_loop_operations
19167 (vect_analyze_stmt): ... new function.
19168 (new_stmt_vec_info): Use new names.
19169 (vect_is_simple_use): Use new names and fix comment.
19170 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19171 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19173 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19176 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19177 and integer modes for x87 operands. Do not ICE for unsupported size,
19178 generate error instead. Generate error for unsupported operand types.
19179 ['z']: Do not handle HImode memory operands specially. Warning
19180 for floating-point operands. Fallthru to 'Z' for unsupported operand
19181 types. Do not ICE for unsupported size, generate error instead.
19182 (output_387_binary_op): Use %Z to output operands.
19183 (output_fp_compare): Ditto.
19184 (output_387_reg_move): Ditto.
19186 2009-04-28 Ben Elliston <bje@au.ibm.com>
19191 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19193 * builtins.c (c_strlen): Do not warn here.
19194 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19195 * c-common.c (pointer_int_sum): Take an explicit location.
19196 Warn about offsets out of bounds.
19197 * c-common.h (pointer_int_sum): Adjust declaration.
19199 2009-04-27 Ian Lance Taylor <iant@google.com>
19201 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19203 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19204 * df-core.c (df_set_flags): Change return type to int. Change
19205 type of old_flags to int.
19206 (df_clear_flags): Likewise.
19207 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19208 (df_get_conditional_uses): Likewise.
19209 * df.h (df_set_flags, df_clear_flags): Update declarations.
19210 * dwarf2out.c (struct indirect_string_node): Change type of form
19211 field to enum dwarf_form.
19212 (AT_string_form): Change return type to enum dwarf_form.
19213 * fixed-value.c (fixed_compare): Add cast to enum type.
19214 * fwprop.c (update_df): Change 0 to VOIDmode.
19215 * gensupport.c: Change 0 to UNKNOWN.
19216 * gimple.h (gimple_cond_code): Add cast to enum type.
19217 * haifa-sched.c (reemit_notes): Add cast to enum type.
19218 * hooks.c (hook_int_void_no_regs): Remove function.
19219 * hooks.h (hook_int_void_no_regs): Remove declaration.
19220 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19221 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19222 * real.c (real_arithmetic): Add cast to enum type.
19223 (real_compare): Likewise.
19224 * target.h (struct gcc_target): Change return type of
19225 branch_target_register_class to enum reg_class.
19226 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19227 default_branch_target_register_class.
19228 * targhooks.c (default_branch_target_register_class): New function.
19229 * targhooks.h (default_branch_target_register_class): Declare.
19230 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19231 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19233 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19235 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19236 vect_uninitialized_def. Change 0 to ERROR_MARK.
19237 * tree-vect-stmts.c (supportable_widening_operation): Don't
19238 initialize icode1 and icode2.
19239 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19240 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19242 (cmn_err_flag_specs): Change 0 to STD_C89.
19243 (cmn_err_char_table): Likewise.
19244 * config/arm/arm.c (get_arm_condition_code): Change type of code
19245 to enum arm_cond_code.
19246 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19247 (IWMMXT_BUILTIN2): Likewise.
19248 (neon_builtin_type_bits): Don't define typedef.
19249 (neon_builtin_datum): Change type of bits field to int.
19250 (arm_expand_neon_args): Add cast to enum type.
19251 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19253 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19254 casts to enum type.
19255 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19257 * config/mips/mips.md (jal_macro): Return enum constant.
19258 (single_insn): Likewise.
19259 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19261 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19262 casts to enum type.
19263 * config/s390/s390.c (s390_tune_flags): Change type to int.
19264 (s390_arch_flags): Likewise.
19265 (s390_handle_arch_option): Change flags field of struct pta to int.
19266 * config/s390/s390.h (s390_tune_flags): Update declaration.
19267 (s390_arch_flags): Likewise.
19268 * config/sh/sh.c (prepare_move_operands): Compare
19269 tls_symbolic_operand result with enum constant.
19270 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19271 (sh_expand_prologue): Add cast to enum type.
19272 (sh_expand_epilogue): Likewise.
19273 (tls_symbolic_operand): Change return type to enum tls_model.
19274 (fpscr_set_from_mem): Add cast to enum type.
19275 (legitimize_pic_address): Compare tls_symbolic_operand result with
19277 (sh_target_reg_class): Change return type to enum reg_class.
19278 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19280 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19281 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19282 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19283 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19284 (delayed_branch, tls_call_delay): Likewise.
19285 (eligible_for_sibcall_delay): Likewise.
19286 (eligible_for_return_delay): Likewise.
19287 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19288 (spu_expand_builtin_1): Likewise.
19290 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19291 for all types of conversions.
19292 (output_init_element): Issue -Wc++-compat warning if needed when
19293 initializing a bitfield with enum type.
19294 * c-parser.c (c_parser_expression): Set original_type to
19295 original_type of right hand operand of comma operator.
19297 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19299 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19301 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19302 * doc/cpp.texi (Standard Predefined Macros)
19303 (Implementation-defined behavior): Likewise.
19304 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19305 * doc/gimple.texi (GIMPLE Exception Handling)
19306 (@code{GIMPLE_ASSIGN}): Likewise.
19307 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19308 * doc/invoke.texi (Warning Options, Optimize Options)
19309 (AVR Options, Darwin Options): Likewise.
19310 (Optimize Options): Reformulate -fwhole-program description.
19311 * doc/loop.texi (Lambda): Likewise.
19312 * doc/md.texi (Output Template, Define Constraints)
19313 (Standard Names, Insn Splitting): Likewise.
19314 * doc/options.texi (Option properties): Likewise.
19315 * doc/passes.texi (Tree-SSA passes): Likewise.
19316 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19317 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19318 (File Names and DBX): Likewise.
19319 * doc/trouble.texi (Incompatibilities): Likewise.
19321 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19323 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19324 instruction is correct.
19326 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19328 Allow non-constant arguments to conversion intrinsics.
19329 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19330 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19331 * spu.c (print_operand): Handle 'v' and 'w'.
19332 (exp2_immediate_p, spu_gen_exp2): Define.
19333 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19334 spu_convtf_1): Update parameter descriptions.
19335 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19336 * constraints.md ('v', 'w'): New.
19337 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19339 (i2f, I2F): New define_mode_attr.
19340 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19341 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19342 fixuns_truncv4sfv4si2): Update to use mode attribute.
19343 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19344 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19345 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19346 patterns for combine.
19348 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19350 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19351 (cprop, hoist, pre, store_motion): New debug counters.
19352 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19353 is not an RTL pass anymore.
19354 (pass_profiling): Remove extern decl for pass removed in 2005.
19355 (pass_gcse, pass_jump_bypass): Remove.
19356 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19357 to 0 for clean state.
19358 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19359 * cse.c (gate_handle_cse_after_global_opts,
19360 rest_of_handle_cse_after_global_opts): New functions.
19361 (pass_cse_after_global_opts): New pass, does local CSE.
19362 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19363 (TV_CPROP): New timevar.
19364 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19365 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19366 (gcse_main, recompute_all_luids): Remove.
19367 (compute_hash_table_work): Call max_reg_num instead of reading
19369 (cprop_jump): Don't set run_jump_opt_after_gcse.
19370 (constprop_register): Always allow to alter jumps.
19371 (cprop_insn): Likewise.
19372 (do_local_cprop): Likewise.
19373 (local_cprop_pass): Likewise. Return non-zero if something changed.
19374 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19375 (find_implicit_sets): Add note about missed optimization opportunity.
19376 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19377 pass_rtl_cprop execute function.
19378 Don't bother tracking the pass number, each pass gets its own dumpfile
19380 Always allow to alter jumpsand bypass jumps.
19381 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19382 will just find no suitable set.
19383 (pre_edge_insert): Fix dumping, this function is for PRE only.
19384 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19385 pass_rtl_pre execute function.
19386 (hoist_code): Return non-zero if something changed. Keep track of
19387 substitutions and insertions for statistics gathering similar to PRE.
19388 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19389 called from the pass_rtl_hoist execute function. Show pass statistics.
19390 (compute_store_table): Use max_reg_num directly instead of using the
19391 formerly global max_gcse_regno.
19392 (build_store_vectors): Likewise.
19393 (replace_store_insn): Fix dumping.
19394 (store_motion): Rename to ...
19395 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19396 pass, called from the pass_rtl_store_motion execute function. Keep
19397 track of substitutions and insertions for statistics gathering similar
19399 (bypass_jumps): Remove, fold interesting bits into ...
19400 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19401 from the pass_rtl_cprop execute function.
19402 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19403 pass_jump_bypass): Remove.
19404 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19405 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19406 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19407 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19408 (gate_rtl_store_motion, execute_rtl_store_motion,
19409 pass_rtl_store_motion): New.
19410 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19411 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19412 * passes.c (init_optimization_passes): Remove pass_gcse and
19413 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19414 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19415 instead of pass_jump_bypass.
19417 2009-04-27 Richard Guenther <rguenther@suse.de>
19419 PR middle-end/39928
19420 * gimplify.c (gimplify_expr): If we are required to create
19421 a temporary make sure it ends up as register.
19423 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19426 * config/i386/i386.c (construct_container): Don't call
19427 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19428 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19430 2009-04-27 Michael Matz <matz@suse.de>
19432 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19433 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19434 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19435 (dump_replaceable_exprs): Take a bitmap.
19436 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19438 (expand_gimple_basic_block): Likewise.
19439 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19440 replaceable_expressions member a bitmap.
19441 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19442 (mark_replaceable): Likewise.
19443 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19444 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19446 2009-04-27 Richard Guenther <rguenther@suse.de>
19448 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19449 (verify_stmts): Dispatch to gimple/type verification code.
19450 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19451 issue with call argument types.
19453 2009-04-27 Michael Matz <matz@suse.de>
19455 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19456 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19459 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19460 Eric Botcazou <ebotcazou@adacore.com>
19462 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19463 a label's basic block.
19464 (mark_target_live_regs): Tidy and rework obsolete comments.
19465 Change back DF problem to LIVE. If a label starts a basic block,
19466 assume that all registers that used to be live then still are.
19467 (init_resource_info): If a label starts a basic block, set its
19468 BLOCK_FOR_INSN accordingly.
19469 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19471 2009-04-27 Richard Guenther <rguenther@suse.de>
19473 * tree-flow-inline.h (function_ann): Remove.
19474 (get_function_ann): Likewise.
19475 * tree-dfa.c (create_function_ann): Remove.
19476 * tree-flow.h (struct static_var_ann_d): Remove.
19477 (struct function_ann_d): Likewise.
19478 (union tree_ann_d): Remove fdecl member.
19479 (function_ann_t): Remove.
19480 (function_ann, get_function_ann, create_function_ann): Remove
19483 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19485 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19487 2009-04-27 Jan Hubicka <jh@suse.cz>
19489 * ipa-pure-const.c (struct funct_state_d): New fields
19490 state_previously_known, looping_previously_known; remove
19491 state_set_in_source.
19492 (analyze_function): Use new fields.
19493 (propagate): Avoid assumption that state_set_in_source imply
19496 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19497 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19498 * cfgloop.h (finite_loop_p): Declare.
19500 2009-04-26 Michael Matz <matz@suse.de>
19502 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19504 2009-04-26 Michael Matz <matz@suse.de>
19506 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19507 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19508 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19509 pass_mark_used_blocks): Remove.
19510 * tree-optimize.c (pass_free_datastructures,
19511 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19512 * passes.c (init_optimization_passes): Don't call
19513 pass_mark_used_blocks, remove dead code.
19515 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19517 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19518 * tree-ssa-live.h (register_ssa_partition): Likewise.
19520 2009-04-26 Michael Matz <matz@suse.de>
19523 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19524 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19525 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19527 (compare_pairs): Swap cost comparison.
19528 (coalesce_ssa_name): Don't use change_partition_var.
19529 * tree-nrv.c (struct nrv_data): Add modified member.
19530 (finalize_nrv_r): Set it.
19531 (tree_nrv): Use it to update statements.
19532 (pass_nrv): Require PROP_ssa.
19533 * tree-mudflap.c (mf_decl_cache_locals,
19534 mf_build_check_statement_for): Use make_rename_temp.
19535 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19536 * alias.c (find_base_decl): Handle SSA names.
19537 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19538 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19539 * rtl.h (set_reg_attrs_for_parm): Declare.
19540 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19541 to "optimized", remove unused locals at finish.
19542 (execute_free_datastructures): Make global, call
19543 delete_tree_cfg_annotations.
19544 (execute_free_cfg_annotations): Don't call
19545 delete_tree_cfg_annotations.
19547 * ssaexpand.h: New file.
19548 * expr.c (toplevel): Include ssaexpand.h.
19549 (expand_assignment): Handle SSA names the same as register variables.
19550 (expand_expr_real_1): Expand SSA names.
19551 * cfgexpand.c (toplevel): Include ssaexpand.h.
19552 (SA): New global variable.
19553 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19554 (SSAVAR): New macro.
19555 (set_rtl): New helper function.
19556 (add_stack_var): Deal with SSA names, use set_rtl.
19557 (expand_one_stack_var_at): Likewise.
19558 (expand_one_stack_var): Deal with SSA names.
19559 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19560 before unique numbers.
19561 (expand_stack_vars): Use set_rtl.
19562 (expand_one_var): Accept SSA names, add asserts for them, feed them
19563 to above subroutines.
19564 (expand_used_vars): Expand all partitions (without default defs),
19565 then only the local decls (ignoring those expanded already).
19566 (expand_gimple_cond): Remove edges when jumpif() expands an
19567 unconditional jump.
19568 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19569 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19571 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19572 members of SA; deal with PARM_DECL partitions here; expand
19573 all PHI nodes, free tree datastructures and SA. Commit instructions
19574 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19575 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19576 info and statements at start, collect garbage at finish.
19577 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19578 (VAR_ANN_PARTITION) Remove.
19579 (change_partition_var): Don't declare.
19580 (partition_to_var): Always return SSA names.
19581 (var_to_partition): Only accept SSA names.
19582 (register_ssa_partition): Only check argument.
19583 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19585 (delete_var_map): Don't free it.
19586 (var_union): Only accept SSA names, simplify.
19587 (partition_view_init): Mark only useful SSA names as used.
19588 (partition_view_fini): Only deal with SSA names.
19589 (change_partition_var): Remove.
19590 (dump_var_map): Use ssa_name instead of partition_to_var member.
19591 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19593 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19594 (struct _elim_graph): New member const_dests; nodes member vector of
19596 (set_location_for_edge): New static helper.
19597 (create_temp): Remove.
19598 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19599 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19600 (new_elim_graph): Allocate const_dests member.
19601 (clean_elim_graph): Truncate const_dests member.
19602 (delete_elim_graph): Free const_dests member.
19603 (elim_graph_size): Adapt to new type of nodes member.
19604 (elim_graph_add_node): Likewise.
19605 (eliminate_name): Likewise.
19606 (eliminate_build): Don't take basic block argument, deal only with
19607 partition numbers, not variables.
19608 (get_temp_reg): New static helper.
19609 (elim_create): Use it, deal with RTL temporaries instead of trees.
19610 (eliminate_phi): Adjust all calls to new signature.
19611 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19612 (rewrite_trees): Only do checking.
19613 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19614 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19615 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19616 contains_tree_r, MAX_STMTS_IN_LATCH,
19617 process_single_block_loop_latch, analyze_edges_for_bb,
19618 perform_edge_inserts): Remove.
19619 (expand_phi_nodes): New global function.
19620 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19621 functions, initialize new parameter, remember partitions having a
19623 (finish_out_of_ssa): New global function.
19624 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19625 don't reset in_ssa_p here, don't disable TER when mudflap.
19626 (pass_del_ssa): Remove.
19627 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19629 (execute_free_datastructures): Declare.
19630 * Makefile.in (SSAEXPAND_H): New variable.
19631 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19632 * basic-block.h (commit_one_edge_insertion): Declare.
19633 * passes.c (init_optimization_passes): Move pass_nrv and
19634 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19635 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19636 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19637 (redirect_branch_edge): Deal with super block when expanding, split
19638 out jump patching itself into ...
19639 (patch_jump_insn): ... here, new static helper.
19641 2009-04-26 Michael Matz <matz@suse.de>
19643 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19644 beyond num_ssa_names.
19645 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19646 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19648 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19650 PR inline-asm/39543
19651 * fwprop.c (forward_propagate_asm): New function.
19652 (forward_propagate_and_simplify): Propagate also into __asm, if it
19653 doesn't increase the number of referenced registers.
19656 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19658 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19660 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19661 note_nonlocal_vla_type for nonlocal VLAs.
19662 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19663 contains_remapped_vars, remap_vla_decls): New functions.
19664 (convert_nonlocal_reference_stmt): If not optimizing, call
19665 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19666 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19667 if it wasn't found in var_map.
19668 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19669 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19670 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19672 * gimplify.c (nonlocal_vlas): New variable.
19673 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19675 (gimplify_body): Create and destroy nonlocal_vlas.
19677 * dwarf2out.c (loc_descr_plus_const): New function.
19678 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19679 mem_loc_descriptor, loc_descriptor_from_tree_1,
19680 descr_info_loc, gen_variable_die): Use it.
19682 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19683 !TREE_STATIC VAR_DECLs.
19684 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19685 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19686 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19687 DECL_BY_REFERENCE is valid.
19688 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19689 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19690 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19691 Copy DECL_BY_REFERENCE.
19692 (struct nesting_copy_body_data): New type.
19693 (nesting_copy_decl): New function.
19694 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19695 if they have variable length.
19697 2009-04-26 Michael Matz <matz@suse.de>
19699 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19700 mark new temporaries for renaming.
19702 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19705 * c-decl.c (global_bindings_p): Return negative value.
19706 (c_variable_size): New. Based on variable_size from
19708 (grokdeclarator): Call c_variable_size not variable_size.
19710 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19712 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19714 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19716 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19717 Redefine it to just use mingw/include.
19718 (ASM_SPEC): Rules for -m32 and -m64.
19719 (LINK_SPEC): Use Likewise.
19720 (SPEC_32): New define.
19721 (SPEC_64): Likewise.
19722 (SUB_LINK_SPEC): Likewise.
19723 (MULTILIB_DEFAULTS): New define.
19724 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19725 Add multilib options.
19726 (MULTILIB_DIRNAMES): Likewise.
19727 (MULTILIB_OSDIRNAMES): Likewise.
19728 (LIBGCC): Likewise.
19729 (INSTALL_LIBGCC): Likewise.
19731 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19734 * c-tree.h (enum c_inline_static_type): New.
19735 (record_inline_static): Declare.
19736 * c-decl.c (struct c_inline_static, c_inline_statics,
19737 record_inline_static, check_inline_statics): New.
19738 (pop_file_scope): Call check_inline_statics.
19739 (start_decl): Call record_inline_static instead of pedwarning
19740 directly for static in inline function.
19741 * c-typeck.c (build_external_ref): Call record_inline_static
19742 instead of pedwarning directly for static referenced in inline
19745 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19747 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19748 not new but only being rescanned.
19749 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19750 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19751 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19752 record_set_info, compute_set, grealloc): Remove.
19753 (recompute_all_luids): New function.
19754 (gcse_main): Don't compute sets, and don't do related memory
19755 allocations/free-ing. If something changed before the end of the
19756 pass, update LUIDs using recompute_all_luids.
19757 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19758 (free_gcse_mem): Don't free it either.
19759 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19760 Use the df insn LUIDs.
19761 (load_killed_in_block): Likewise.
19762 (compute_hash_table_work): Don't compute reg_set_in_block.
19763 (compute_transp): Use DF_REG_DEF_CHAINs.
19764 (local_cprop_pass): Don't use compute_sets and related functions.
19765 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19766 Use get_max_uid() instead of max_cuid.
19767 (insert_insn_end_basic_block, pre_insert_copy_insn,
19768 update_ld_motion_stores): Don't try to
19769 keep reg_set tables up to date.
19770 (pre_insert_copies): Use df insn LUIDs.
19771 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19772 (reg_set_info): Don't use extra bitmap argument.
19773 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19774 information to compute regs_set_in_block.
19775 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19776 (bypass_jumps): Don't use compute_sets and friends.
19778 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19781 * opts.c (undocumented_msg): Do not leave blank even with
19784 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19786 * c-decl.c (build_enumerator): Allow values folding to integer
19787 constants but not integer constant expressions with a pedwarn if
19790 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19793 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19794 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19795 type is an integer constant.
19797 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19800 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19803 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19806 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19807 with variably modified return type and no storage class
19808 specifiers, except for the case of nested functions. Distinguish
19809 extern declarations of functions with variably modified return
19810 types from those of objects with variably modified types.
19812 2009-04-25 Jan Hubicka <jh@suse.cz>
19814 * tree.c (list_equal_p): New function.
19815 * tree.h (list_equal_p): Declare.
19816 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19817 basic_block_def, basic_block, const_basic_block): New.
19818 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19819 (redirect_eh_edge): New function.
19820 (make_eh_edge_update_phi): EH edges are not abnormal.
19821 * except.c: Include tree-flow.h.
19822 (list_match): New function.
19823 (eh_region_replaceable_by_p): New function.
19824 (replace_region): New function.
19825 (hash_type_list): New function.
19826 (hash_eh_region): New function.
19827 (eh_regions_equal_p): New function.
19828 (merge_peers): New function.
19829 (remove_unreachable_regions): Verify EH tree when checking;
19831 (copy_eh_region_1): New function.
19832 (copy_eh_region): New function.
19833 (push_reachable_handler): New function.
19834 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19835 regions without label but with live RESX.
19836 * except.h (redirect_eh_edge_to_label): New.
19837 * tree-flow.h (redirect_eh_edge): New.
19838 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19839 basic_block_def, basic_block, const_basic_block): Remove.
19840 * Makefile.in (except.o): Add dependency on tree-flow.h
19841 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19842 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19845 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19848 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19849 on the destination of memcpy.
19851 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19853 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19854 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19855 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19857 2009-04-25 Jan Hubicka <jh@suse.cz>
19859 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19860 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19861 to be reached by different label than left.
19862 (update_eh_edges): Update comment; remove edge_to_remove if possible
19863 and return true if suceeded.
19864 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19865 (cleanup_eh): Compute sharing map.
19866 * except.c (remove_eh_handler_and_replace): Add argument if we should
19868 (remove_unreachable_regions): Update for label sharing.
19869 (label_to_region_map): Likewise.
19870 (get_next_region_sharing_label): New function.
19871 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19873 (remove_eh_handler): Update.
19874 (remove_eh_region_and_replace_by_outer_of): New function.
19875 * except.h (struct eh_region): Add next_region_sharing_label.
19876 (remove_eh_region_and_replace_by_outer_of,
19877 get_next_region_sharing_label): Declare.
19878 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19880 2009-04-25 Jan Hubicka <jh@suse.cz>
19882 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19883 insert code even if they are not critical.
19885 2009-04-25 Jan Hubicka <jh@suse.cz>
19887 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19888 (gimple_can_remove_branch_p): EH edges won't remove branch by
19890 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19891 updating of non-abnormal EH edges.
19892 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19893 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19894 (split_critical_edges): Split also edges where emitting code on them
19895 will lead to splitting later.
19897 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19898 H.J. Lu <hongjiu.lu@intel.com>
19901 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19902 the configured assembler supports fildq and fistpq mnemonics.
19903 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19904 * configure: Regenerated.
19905 * config.in: Ditto.
19907 * config/i386/i386.c (print_operand): Handle 'Z'.
19908 ['z']: Remove handling of special fild/fist suffixes.
19909 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19910 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19911 suffix of fild insn.
19912 (*floatsi<mode>2_vector_mixed): Ditto.
19913 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19914 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19915 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19916 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19917 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19919 2009-04-25 Ben Elliston <bje@au.ibm.com>
19921 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19922 the source of a set operation.
19924 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19926 * target.h (struct gcc_target): Add case_values_threshold field.
19927 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19928 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19929 * targhooks.c (default_case_values_threshold): New function.
19930 * targhooks.h (default_case_values_threshold): Declare function.
19931 * stmt.c (expand_case): Use case_values_threshold target hook.
19932 * expr.h (case_values_threshold): Remove declartation.
19933 * expr.c (case_values_threshold): Remove function.
19934 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19936 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19937 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19938 (avr_case_values_threshold): Declare as static.
19939 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19941 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19942 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19943 (mn10300_case_values_threshold): New function.
19945 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19947 * ira.c (setup_cover_and_important_classes): Add enum cast.
19949 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19951 * genpreds.c (write_enum_constraint_num): Output definition of
19952 CONSTRAINT_NUM_DEFINED_P macro.
19953 * ira.c (setup_cover_and_important_classes): Use
19954 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19956 2009-04-24 DJ Delorie <dj@redhat.com>
19958 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19959 __SH2A_SINGLE_ONLY__ also.
19961 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19963 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19964 (movdf_internal): Ditto.
19965 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19966 SFmode and DFmode constants.
19967 (ia64_print_operand): Add 'G' format for printing
19968 floating point constants.
19970 2009-04-24 Richard Guenther <rguenther@suse.de>
19972 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19973 from unsigned additions.
19975 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19977 * c-typeck.c (set_init_index): Allow array designators that are
19978 not integer constant expressions with a pedwarn if pedantic.
19980 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19982 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19983 zero if no overlap in nonzero bits between the operands.
19985 2009-04-24 Ian Lance Taylor <iant@google.com>
19987 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19988 (record_dead_and_set_regs): Likewise.
19989 * df.h (struct df_mw_hardreg): Change flags field to int.
19990 (struct df_base_ref): Likewise.
19991 (struct df): Change changeable_flags field to int.
19992 * df-scan.c (df_defs_record): Change clobber_flags to int.
19993 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19994 constants rather than #define macros.
19995 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19996 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19997 (enum dwarf_calling_convention): Likewise.
19998 (enum dwarf_line_number_x_ops): Likewise.
19999 (enum dwarf_call_frame_info): Likewise.
20000 (enum dwarf_source_language): Likewise.
20001 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20002 (add_calling_convention_attribute): Likewise.
20003 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20004 (combine_comparisons): Change compcode to int. Add cast to enum type.
20005 * genrecog.c (maybe_both_true_2): Change c to int.
20006 (write_switch): Likewise. Add cast to enum type.
20007 * gimplify.c (gimplify_omp_for): Handle return values from
20008 gimplify_expr using MIN rather than bitwise or.
20009 (gimplify_expr): Add cast to enum type.
20010 * ipa-prop.c (update_jump_functions_after_inlining): Change
20011 IPA_BOTTOM to IPA_JF_UNKNOWN.
20012 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20013 Add casts to enum type.
20014 (setup_cover_and_important_classes): Change cl to int. Add casts
20016 (setup_class_translate): Change cl and mode to int.
20017 (ira_init_once): Change mode to int.
20018 (free_register_move_costs): Likewise.
20019 (setup_prohibited_mode_move_regs): Add casts to enum type.
20020 * langhooks.c (add_builtin_function_common): Rework assertion that
20021 value fits bitfield.
20022 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20023 * omega.c (omega_do_elimination): Avoid math on enum types.
20024 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20025 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20026 int local to handle integral_argment value.
20027 * regmove.c (try_auto_increment): Change PUT_MODE to
20029 * reload.c (push_secondary_reload): Add casts to enum type.
20030 (secondary_reload_class, find_valid_class): Likewise.
20031 * reload1.c (emit_input_reload_insns): Likewise.
20032 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20033 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20034 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20036 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20037 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20039 (expand_complex_libcall): Add casts to enum type.
20040 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20041 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20042 with ERROR_MARK, not NUM_TREE_CODES.
20043 (vect_create_epilog_for_reduction): Likewise.
20044 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20045 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20046 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20048 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20049 vect_unused_in_loop. Change 0 to loop_vect.
20050 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20051 * var-tracking.c (get_init_value): Change return type to enum
20053 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20054 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20056 (arm_override_options): Add casts to enum type.
20057 (arm_emit_tls_decoration): Likewise.
20058 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20060 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20061 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20062 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20064 * config/s390/s390.c (code_for_builtin_64): Change to array of
20066 (code_for_builtin_31): Likewise.
20067 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20069 * config/sparc/sparc.c (sparc_override_options): Change value
20070 field in struct code_model to enum cmodel. In initializer change
20071 0 to NULL and add cast to enum type.
20073 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20074 Change all callers. Issue a -Wc++-compat warning using
20075 lhs_origtype if necessary.
20076 (convert_for_assignment): Issue -Wc++-compat warnings about
20077 invalid conversions to enum type on assignment.
20078 * c-common.h (build_modify_expr): Update declaration.
20080 2009-04-24 Nick Clifton <nickc@redhat.com>
20082 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20083 (function_arg_advance): Likewise.
20084 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20087 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20089 * config/s390/constraints.md ('I', 'J'): Fix condition.
20091 2009-04-24 Diego Novillo <dnovillo@google.com>
20093 * gengtype-parse.c (parse_error): Add newline after message.
20095 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20097 * config/i386/sse.md (avxmodesuffixs): Removed.
20098 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20099 (*avx_pinsr<ssevecsize>): This.
20101 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20103 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20104 follow chains of regs with a single definition, and allow expressions
20105 that are function_invariant_p.
20106 (simple_rhs_p): Allow expressions that are function_invariant_p.
20108 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20110 PR middle-end/39867
20111 * fold-const.c (fold_cond_expr_with_comparison): When folding
20112 > and >= to MAX, make sure the MAX uses the same type as the
20113 comparison's operands.
20115 2009-04-24 Nick Clifton <nickc@redhat.com>
20117 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20118 addressing for DImode accesses.
20119 (frv_print_operand_address): Handle PLUS case.
20120 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20122 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20124 PR rtl-optimization/39794
20125 * alias.c (canon_true_dependence): Add x_addr argument.
20126 * rtl.h (canon_true_dependence): Adjust prototype.
20127 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20128 * cselib.c (cselib_invalidate_mem): Likewise.
20129 * gcse.c (compute_transp): Likewise.
20130 * dse.c (scan_reads_nospill): Likewise.
20131 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20132 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20133 canon_base_addr of the group, plus optional offset.
20134 (struct group_info): Rename canon_base_mem to
20136 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20137 canon_rtx of base_mem.
20139 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20141 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20142 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20144 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20146 * config/spu/spu-builtins.h: Delete file.
20148 * config/spu/spu.h (enum spu_builtin_type): Move here from
20150 (struct spu_builtin_description): Likewise. Add GTY marker.
20151 Do not use enum spu_function_code or enum insn_code.
20152 (spu_builtins): Add extern declaration.
20154 * config/spu/spu.c: Do not include "spu-builtins.h".
20155 (enum spu_function_code, enum spu_builtin_type_index,
20156 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20157 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20158 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20159 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20160 (spu_builtin_types): Make static. Add GTY marker.
20161 (spu_builtins): Add extern declaration with GTY marker.
20162 Include "gt-spu.h".
20164 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20165 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20166 Check programmatically whether all parameters are scalar.
20168 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20170 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20172 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20173 assignment from the constructor either if the target is volatile.
20175 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20177 * config/arm/arm.md (insv): Do not share operands[0].
20179 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20181 * config/vxlib-tls.c (active_tls_threads): Delete.
20182 (delete_hook_installed): New.
20183 (tls_delete_hook): Don't delete the delete hook.
20184 (tls_destructor): Delete it here.
20185 (__gthread_set_specific): Adjust installing the delete hook.
20186 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20187 __gthread_leave_tsd_dtor_context.
20189 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20191 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20193 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20195 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20197 (alpha_rtx_costs): Ditto.
20198 (emit_unlikely_jump): Use add_reg_note.
20199 (emit_frame_store_1): Ditto.
20200 (alpha_expand_prologue): Ditto.
20201 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20202 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20204 2009-04-23 Nick Clifton <nickc@redhat.com>
20206 * config/v850/v850.md (epilogue): Remove suppressed code.
20207 (return): Rename to return_simple and remove test of frame size.
20208 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20209 to gen_return_simple.
20211 2009-04-22 Jing Yu <jingyu@google.com>
20214 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20216 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20219 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20220 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20221 value is a VECTOR_CST, the element type is the element type of the
20224 2009-04-22 DJ Delorie <dj@redhat.com>
20226 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20228 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20230 * alias.c (find_base_term): Move around LO_SUM case, so that
20231 CONST falls through into PLUS/MINUS handling.
20234 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20235 into 0, use omit_one_operand.
20237 2009-04-23 Ben Elliston <bje@au.ibm.com>
20239 * config/rs6000/linux-unwind.h (get_regs): Remove type
20240 puns. Change the type of `pc' to an array of unsigned ints and
20241 update all users. Constify frame24.
20243 2009-04-22 DJ Delorie <dj@redhat.com>
20245 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20246 declarations before code.
20247 (current_function_special_page_vector): Likewise.
20248 (m32c_expand_insv): Silence a warning.
20250 2009-04-21 Taras Glek <tglek@mozilla.com>
20252 * alias.c: Update GTY annotations to new syntax.
20253 * basic-block.h: Likewise.
20254 * bitmap.h: Likewise.
20255 * c-common.h: Likewise.
20256 * c-decl.c: Likewise.
20257 * c-parser.c: Likewise.
20258 * c-pragma.c: Likewise.
20259 * c-tree.h: Likewise.
20260 * cfgloop.h: Likewise.
20261 * cgraph.h: Likewise.
20262 * config/alpha/alpha.c: Likewise.
20263 * config/arm/arm.h: Likewise.
20264 * config/avr/avr.h: Likewise.
20265 * config/bfin/bfin.c: Likewise.
20266 * config/cris/cris.c: Likewise.
20267 * config/darwin.c: Likewise.
20268 * config/frv/frv.c: Likewise.
20269 * config/i386/i386.c: Likewise.
20270 * config/i386/i386.h: Likewise.
20271 * config/i386/winnt.c: Likewise.
20272 * config/ia64/ia64.h: Likewise.
20273 * config/iq2000/iq2000.c: Likewise.
20274 * config/mips/mips.c: Likewise.
20275 * config/mmix/mmix.h: Likewise.
20276 * config/pa/pa.c: Likewise.
20277 * config/pa/pa.h: Likewise.
20278 * config/rs6000/rs6000.c: Likewise.
20279 * config/s390/s390.c: Likewise.
20280 * config/sparc/sparc.c: Likewise.
20281 * config/xtensa/xtensa.c: Likewise.
20282 * cselib.h: Likewise.
20283 * dbxout.c: Likewise.
20284 * dwarf2out.c: Likewise.
20285 * except.c: Likewise.
20286 * except.h: Likewise.
20287 * fixed-value.h: Likewise.
20288 * function.c: Likewise.
20289 * function.h: Likewise.
20290 * gimple.h: Likewise.
20291 * integrate.c: Likewise.
20292 * optabs.c: Likewise.
20293 * output.h: Likewise.
20294 * real.h: Likewise.
20296 * stringpool.c: Likewise.
20297 * tree-data-ref.c: Likewise.
20298 * tree-flow.h: Likewise.
20299 * tree-scalar-evolution.c: Likewise.
20300 * tree-ssa-address.c: Likewise.
20301 * tree-ssa-alias.h: Likewise.
20302 * tree-ssa-operands.h: Likewise.
20303 * tree.c: Likewise.
20304 * tree.h: Likewise.
20305 * varasm.c: Likewise.
20306 * varray.h: Likewise.
20308 * coretypes.h: Do not define GTY macro if it is already defined.
20309 * doc/gty.texi: Update GTY documentation to new syntax.
20310 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20311 annotations on structs.
20312 * gengtype-parse.c: Likewise.
20314 2009-04-22 Mark Heffernan <meheff@google.com>
20316 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20318 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20320 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20323 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20325 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20326 the same as a PLUS without a shift. Increase the cost of a
20329 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20331 * Makefile.in: Update dependencies.
20332 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20333 * errors.h: Remove bogus comment about compatibility.
20334 (warning): Update declaration.
20335 * genautomata.c: Update all calls to warning.
20336 * gimple.c: Do not include errors.h. Include toplev.h.
20337 * tree-ssa-structalias.c: Do not include errors.h.
20338 * omega.c: Likewise.
20339 * tree-ssa-reassoc.c: Likewise.
20340 * config/spu/spu-c.c: Likewise.
20341 * config/spu/t-spu-elf: Update dependencies.
20343 2009-04-22 Richard Guenther <rguenther@suse.de>
20345 PR tree-optimization/39824
20346 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20347 make sure the types are compatible.
20349 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20352 * c-common.c (c_parse_error): Take a token_flags parameter.
20353 Use token_type for the token type instead.
20354 Pass token_flags to cpp_type2name.
20355 * c-common.h (c_parse_error): Update declaration.
20356 * c-parser.c (c_parser_error): Pass 0 as token flags.
20358 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20360 PR rtl-optimization/39580
20361 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20363 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20365 * function.c (expand_function_end): Do not emit a jump to the "naked"
20366 return label for fall-through returns.
20367 * except.c (sjlj_emit_function_exit): Always place the call to the
20368 unregister function at the location installed by expand_function_end.
20370 2009-04-22 Richard Guenther <rguenther@suse.de>
20372 PR tree-optimization/39845
20373 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20374 (gen_inbound_check): Likewise.
20376 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20378 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20380 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20381 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20383 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20385 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20386 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20387 shift counts to avoid out-of-bounds array accesses.
20389 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20391 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20392 (Pmode): Move above.
20394 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20396 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20397 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20398 GET_CODE macro. Use IN_RANGE macro where appropriate.
20399 * config/alpha/alpha.h: Ditto.
20400 * config/alpha/alpha.md: Ditto.
20401 * config/alpha/constraints.md: Ditto.
20402 * config/alpha/predicates.md: Ditto.
20404 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20406 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20407 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20408 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20409 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20410 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20411 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20412 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20413 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20414 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20415 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20416 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20417 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20418 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20419 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20420 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20421 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20422 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20423 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20424 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20425 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20426 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20427 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20428 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20429 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20430 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20431 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20432 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20434 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20436 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20437 references from comments.
20438 * cfgbuild.c: (count_basic_blocks): Delete.
20439 (find_basic_blocks_1): Delete.
20440 (find_basic_blocks): Delete.
20441 * except.c (finish_eh_generation): Make static. Move comment from
20442 except.h here. Remove find_basic_blocks references from comments.
20443 * except.h (finish_eh_generation): Delete.
20444 * basic-block.h (find_basic_blocks): Delete.
20445 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20447 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20449 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20450 (sdbout_parms): Likewise.
20452 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20454 * config/sh/sh.c (prepare_cbranch_operands): Use
20455 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20456 (expand_cbranchdi4): Likewise.
20457 (from_compare): Add cast to enum type.
20458 (expand_cbranchsi4): Use add_reg_note.
20459 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20460 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20461 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20462 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20463 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20464 instead of CODE_FOR_nothing.
20465 (cbranchdi4): Likewise. Fix the order of arguments for
20467 (push_fpscr): Use add_reg_note.
20468 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20469 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20471 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20473 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20474 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20475 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20476 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20477 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20478 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20479 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20480 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20481 config/alpha/x-vms, config/arc/t-arc,
20482 config/arm/README-interworking, config/arm/arm-c.c,
20483 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20484 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20485 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20486 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20487 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20488 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20489 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20490 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20491 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20492 config/cris/t-elfmulti, config/crx/t-crx,
20493 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20494 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20495 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20496 config/h8300/t-h8300, config/i386/athlon.md,
20497 config/i386/darwin-libgcc.10.4.ver,
20498 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20499 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20500 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20501 config/i386/t-linux64, config/i386/t-nwld,
20502 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20503 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20504 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20505 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20506 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20507 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20508 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20509 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20510 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20511 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20512 config/m68k/t-uclinux, config/mcore/t-mcore,
20513 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20514 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20515 config/mips/crtn.asm, config/mips/irix-crti.asm,
20516 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20517 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20518 config/mips/mips-fixed.md, config/mips/sb1.md,
20519 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20520 config/mips/t-iris6, config/mips/t-isa3264,
20521 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20522 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20523 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20524 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20525 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20526 config/mn10300/t-linux, config/mn10300/t-mn10300,
20527 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20528 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20529 config/picochip/libgccExtras/clzsi2.asm,
20530 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20531 config/rs6000/darwin-libgcc.10.4.ver,
20532 config/rs6000/darwin-libgcc.10.5.ver,
20533 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20534 config/rs6000/t-aix43, config/rs6000/t-aix52,
20535 config/rs6000/t-darwin, config/rs6000/t-fprules,
20536 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20537 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20538 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20539 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20540 config/rs6000/t-rtems, config/rs6000/t-spe,
20541 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20542 config/score/t-score-elf, config/sh/divcost-analysis,
20543 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20544 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20545 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20546 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20547 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20548 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20549 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20550 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20551 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20552 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20553 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20554 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20555 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20556 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20557 * config/h8300/genmova.sh: Include copyright and license notices
20558 in generated output.
20559 * config/h8300/mova.md: Regenerate.
20560 * doc/install.texi2html: Include word "Copyright" in copyright
20561 notice and use name "Free Software Foundation, Inc.".
20562 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20563 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20564 ChangeLog-2007, ChangeLog-2008: Correct dates.
20566 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20568 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20569 NE_EXPR operations as well.
20570 * c-parser.c (c_parser_condition): Do not set location information on
20572 (c_parser_conditional_expression): Likewise.
20573 (c_parser_binary_expression): Set location information on operators.
20574 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20575 TRUTH_NOT_EXPR has been folded.
20576 * fold-const.c (fold_truth_not_expr): Copy location information from
20577 the incoming expression to the outgoing one.
20578 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20579 recursive calls on the LHS of the operator but pass that of the
20580 operator to recursive calls on the RHS of the operator. Set it
20582 (shortcut_cond_expr): Set the locus of the operator on the second
20583 COND_EXPR and that of the expression on the first in degenerate cases.
20584 Pass the locus of the expression to calls to shortcut_cond_r.
20585 Set the locus of the 'then' block on the associated jump, if any.
20586 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20587 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20588 expression to call to gimplify_boolean_expr.
20590 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20592 * config.gcc: Add additional configuration for
20593 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20594 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20595 (CPP_SPEC): Redefine for allowing -municode option.
20596 (STARTFILE_SPEC): Likewise.
20597 * config/i386/t-mingw-w64: New.
20598 * config/i386/mingw-w64.opt: New.
20599 (municode): Add new target option.
20600 * doc/invoke.texi (municode): Add documentation for new option.
20602 2009-04-21 Ian Lance Taylor <iant@google.com>
20604 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20605 Correct test for number of arguments.
20606 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20608 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20610 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20611 argument of emit_library_call.
20613 2009-04-21 Richard Guenther <rguenther@suse.de>
20615 PR middle-end/39829
20616 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20617 inside VIEW_CONVERT_EXPRs.
20619 2009-04-21 Martin Jambor <mjambor@suse.cz>
20621 * tree-switch-conversion.c (build_constructors): Split a long line.
20622 (constructor_contains_same_values_p): New function.
20623 (build_one_array): Create assigns of constants if possible, do not
20624 call mark_sym_for_renaming, call update_stmt.
20625 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20626 make_rename_temp. Do not call mark_symbols_for_renaming, call
20628 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20629 find_new_referenced_vars, call update_stmt.
20630 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20631 instead of calling make_rename_temp. Do not call
20632 find_new_referenced_vars or mark_symbols_for_renaming, call
20635 2009-04-21 Richard Guenther <rguenther@suse.de>
20637 PR tree-optimization/39827
20638 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20639 (tree_ssa_phiprop): Pass the correct array size.
20641 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20643 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20645 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20648 * c-typeck.c (lvalue_p): Move declaration ...
20649 * c-common.h (lvalue_p): ... to here.
20650 * c-common.c (candidate_equal_p): New.
20651 (add_tlist): Use it.
20652 (merge_tlist): Use it.
20653 (warn_for_collisions_1): Likewise.
20654 (warning_candidate_p): Accept more candidates.
20655 (verify_tree): A warning candidate can be an expression. Use
20658 2009-04-21 Ben Elliston <bje@au.ibm.com>
20661 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20662 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20663 options. Remove -mcall-solaris documentation.
20665 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20668 * doc/invoke.texi (-Wlong-long): Update description.
20669 * c-lex (interpret_integer): Only warn if there was no previous
20670 overflow and -Wlong-long is enabled.
20671 * c-decl.c (declspecs_add_type): Drop redundant flags.
20672 * c.opt (Wlong-long): Init to -1.
20673 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20674 and front-end warn_long_long. Wlong-long only depends on other
20675 flags if it is uninitialized.
20676 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20677 the same for CPP and FE.
20678 (restore_extension_diagnostics): Likewise.
20680 2009-04-20 Ian Lance Taylor <iant@google.com>
20682 Fix enum conversions which are invalid in C++:
20683 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20684 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20685 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20686 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20687 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20688 (dbxout_parms): Likewise.
20689 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20690 (df_clear_flags): Likewise.
20691 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20692 top_flag parameter to int.
20693 (df_chain_create_bb_process_use): Likewise.
20694 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20696 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20697 (df_ref_create_structure, df_def_record_1): Likewise.
20698 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20699 (df_notes_rescan): Change 0 to VOIDmode in function call.
20700 (df_get_call_refs, df_insn_refs_collect): Likewise.
20701 (df_bb_regs_collect): Likewise.
20702 (df_entry_block_defs_collect): Likewise.
20703 (df_exit_block_uses_collect): Likewise.
20704 * df.h: Update declarations.
20705 * double-int.c (double_int_divmod): Add cast to enum type.
20706 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20707 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20708 (based_loc_descr): Likewise.
20709 (loc_descriptor_from_tree_1): Change first_op and second_op to
20710 enum dwarf_location_atom. Add cast to enum type.
20711 * expmed.c (init_expmed): Change 0 to SET in function call.
20712 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20713 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20714 (do_store_flag): Likewise.
20715 * fixed-value.h (struct fixed_value): Change mode to enum
20717 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20718 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20720 (insert_insn_decl, insert_decl, insert_state): Likewise.
20721 (automata_list_finish): Likewise.
20722 * genrecog.c (process_define_predicate): Add cast to enum type.
20723 * gensupport.c (init_predicate_table): Add cast to enum type.
20724 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20726 (gimple_build_call_1, gimple_build_label): Likewise.
20727 (gimple_build_goto, gimple_build_asm_1): Likewise.
20728 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20729 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20730 (enum fallback): Rename from enum fallback_t.
20731 (fallback_t): Typedef as int.
20732 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20733 GSI_SAME_STMT in function call.
20734 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20736 (setup_reg_class_relations): Likewise.
20737 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20738 (setup_prohibited_class_mode_regs): Add cast to enum type.
20739 (setup_prohibited_mode_move_regs): Likewise.
20740 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20741 (record_address_regs): Change i to enum reg_class.
20742 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20743 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20744 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20745 (GET_MODE_2XWIDER_MODE): Likewise.
20746 (GET_CLASS_NARROWEST_MODE): Likewise.
20747 * omp-low.c (expand_omp_for): Add cast to enum type.
20748 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20749 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20750 * postreload.c (reload_cse_simplify_operands): Change rclass local
20752 * predict.c (combine_predictions_for_insn): Change best_predictor
20753 and predictor to enum br_predictor.
20754 (combine_predictions_for_bb): Likewise.
20755 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20756 use SET_PREDICT_EXPR_OUTCOME.
20757 * real.c (real_arithmetic): Change icode to code in function call.
20758 * reginfo.c (init_move_cost): Add casts to enum type.
20759 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20760 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20762 * reload.c (find_valid_class): Add casts to enum type.
20763 (push_reload): Change 0 to NO_REGS in function call.
20764 (find_reloads): Change this_alternative to array of enum
20765 reg_class. Remove some now-unnecessary casts.
20766 (make_memloc): Change 0 to VOIDmode in function call.
20767 * reload1.c (reload): Change 0 to VOIDmode in function call.
20768 (eliminate_regs_1, elimination_effects): Likewise.
20769 (eliminate_regs_in_insn): Likewise.
20770 (emit_input_reload_insns): Add cast to enum type.
20771 (delete_output_reload): Change 0 to VOIDmode in function call.
20772 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20773 to enum type in function call.
20774 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20775 (SET_PREDICT_EXPR_OUTCOME): Define.
20776 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20777 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20778 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20779 (dump_function): Likewise.
20780 * tree-dump.h: Update declarations.
20781 * tree-pass.h: Update declarations.
20782 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20783 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20785 (arm_rtx_costs_1): Correct parenthesization.
20786 (arm_rtx_costs): Add casts to enum type.
20787 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20788 (vfp_emit_fstmd): Use add_rg_note.
20789 (emit_multi_reg_push, emit_sfm): Likewise.
20790 (thumb_set_frame_pointer): Likewise.
20791 (arm_expand_prologue): Likewise.
20792 (arm_regno_class): Change return type to enum reg_class.
20793 (thumb1_expand_prologue): Use add_reg_note.
20794 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20795 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20797 * config/arm/gentune.sh: Add cast to enum type.
20798 * config/arm/arm-tune.md: Rebuild.
20799 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20800 (ix86_split_fp_branch, predict_jump): Likewise.
20801 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20802 insn_code to enum rtx_code.
20803 (ix86_builtin_vectorized_function): Add cast to enum type.
20804 * config/i386/i386.md (truncdfsf2): Change slot to enum
20806 (truncxf<mode>2, isinf<mode>2): Likewise.
20807 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20809 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20810 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20811 (insert_bundle_state): Change 1 to INSERT in function call.
20812 (ia64_add_bundle_selector_before): Likewise.
20813 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20814 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20815 (restore_stack_nonlocal): Likewise.
20816 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20818 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20820 (mips_rtx_costs): Likewise.
20821 (mips_override_options): Add casts to enum type.
20822 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20824 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20825 (store_reg, set_reg_plus_d): Likewise.
20826 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20827 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20829 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20831 (emit_unlikely_jump): Use add_reg_note.
20832 (rs6000_emit_allocate_stack): Likewise.
20833 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20834 (output_toc): Change 1 to INSERT in function call.
20835 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20836 (rs6000_initialize_trampoline): Likewise.
20837 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20839 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20840 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20841 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20842 (save_gprs): Use add_reg_note.
20843 (s390_emit_prologue): Likewise.
20844 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20845 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20846 (sparc_fold_builtin): Add cast to enum type.
20847 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20849 (spu_expand_prologue): Use add_reg_note.
20850 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20852 2009-04-20 Ian Lance Taylor <iant@google.com>
20854 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20855 (c_parser_postfix_expression_after_primary): Get VEC for list of
20856 arguments. Get original types of arguments. Call
20857 build_function_call_vec.
20858 (cached_expr_list_1, cached_expr_list_2): New static variables.
20859 (c_parser_expr_list): Change return type to VEC *. Add
20860 p_orig_types parameter. Change all callers.
20861 (c_parser_release_expr): New static function.
20862 (c_parser_vec_to_tree_list): New static function.
20863 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20864 call build_function_call_vec.
20865 (build_function_call_vec): New function, based on old
20866 build_function_call.
20867 (convert_arguments): Remove nargs and argarray parameters. Change
20868 values to a VEC. Add origtypes parameter.
20869 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20870 (convert_for_assignment): Add origtype parameter. Change all
20871 callers. If warn_cxx_compat, check for conversion to an enum
20872 type when calling a function.
20873 (store_init_value): Add origtype parameter. Change all callers.
20874 (digest_init): Likewise.
20875 (struct init_node): Add origtype field.
20876 (add_pending_init): Add origtype parameter. Change all callers.
20877 (output_init_element): Likewise.
20878 (output_pending_init_elements): Pass origtype from init_node to
20879 output_init_element.
20880 (process_init_element): Pass origtype from c_expr to
20881 output_init_element.
20882 (c_finish_return): Add origtype parameter. Change all callers.
20883 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20885 (sync_resolve_params): Likewise.
20886 (sync_resolve_return): Change params to first_param. Change caller.
20887 (resolve_overloaded_builtins): Change params to VEC *. Change
20888 callers. Save first parameter around call to build_function_call_vec.
20889 * c-decl.c (finish_decl): Add origtype parameter. Change all
20890 callers. Call build_function_call_vec rather than
20891 build_function_call for cleanup.
20892 * c-tree.h: Update declarations.
20893 * c-common.h: Update declarations.
20894 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20895 params to first_param.
20896 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20897 params parameter from tree to void *.
20898 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20899 Change arglist parameter to have type void *, and to be a pointer
20901 * config/rs6000/rs6000-protos.h
20902 (altivec_resolve_overloaded_builtin): Update declaration.
20903 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20904 fnargs parameter to have type void *, and to be a pointer to a
20905 VEC. Call build_function_call_vec instead of
20906 build_function_call.
20907 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20909 2009-04-20 Joey Ye <joey.ye@intel.com>
20910 Xuepeng Guo <xuepeng.guo@intel.com>
20911 H.J. Lu <hongjiu.lu@intel.com>
20913 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20915 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20916 (IX86_LEA_PRIORITY): Likewise.
20917 (distance_non_agu_define): New function.
20918 (distance_agu_use): Likewise.
20919 (ix86_lea_for_add_ok): Likewise.
20920 (ix86_dep_by_shift_count): Likewise.
20922 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20923 should split for LEA.
20925 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20927 (ix86_dep_by_shift_count): Likewise.
20929 2009-04-20 Richard Guenther <rguenther@suse.de>
20931 * expr.c (handled_component_p): Move ...
20932 * tree.h (handled_component_p): ... here.
20933 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20934 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20935 and REALPART_EXPR to be in one group.
20937 2009-04-20 Richard Guenther <rguenther@suse.de>
20939 * basic-block.h (get_all_dominated_blocks): Declare.
20940 * dominance.c (get_all_dominated_blocks): New function.
20941 * tree-cfg.c (get_all_dominated_blocks): Remove.
20942 (remove_edge_and_dominated_blocks): Adjust.
20943 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20944 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20945 instead of recursing.
20947 2009-04-20 Doug Kwan <dougkwan@google.com>
20949 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20950 (struct cgraph_node_set_def): New type.
20951 (cgraph_node_set) New type. Also declare vector functions.
20952 (struct cgraph_node_set_element_def): New type.
20953 (cgraph_node_set_element): Ditto.
20954 (cgraph_node_set_iterator): New iterator type.
20955 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20956 cgraph_node_set_remove, dump_cgraph_node_set,
20957 debug_cgraph_node_set): New prototypes.
20958 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20959 cgraph_node_set_size): New inlines.
20960 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20961 including cgraph.h.
20962 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20963 argument to function 'write_summary'.
20964 * ipa.c: Include ggc.h.
20965 (hash_cgraph_node_set_element,
20966 eq_cgraph_node_set_element, cgraph_node_set_new,
20967 cgraph_node_set_add, cgraph_node_set_remove,
20968 cgraph_node_set_find, dump_cgraph_node_set,
20969 debug_cgraph_node_set): New functions.
20970 * Makefile.in (ipa.o): Add dependency on GGC_H.
20972 2009-04-20 Ira Rosen <irar@il.ibm.com>
20974 PR tree-optimization/39675
20975 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20976 check of the return code of vect_schedule_slp. Check that
20977 stmt_vec_info still exists for the statement, before checking its
20978 vectorization type.
20980 2009-04-20 Michael Matz <matz@suse.de>
20982 * Makefile.in (generated_files): Take out $(simple_generated_c).
20984 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20986 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20987 (UINTPTR_TYPE): Likewise.
20989 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20992 * c-typeck.c (digest_init): Check for initializing an array with a
20995 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20998 * c-semantics.c (pop_stmt_list): Propagate
20999 STATEMENT_LIST_HAS_LABEL to parent statement list.
21001 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21003 * config/mips/mips.h (mips_tune_attr): New macro.
21004 * config/mips/mips.md (cpu): Use it.
21006 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21009 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21012 2009-04-19 Diego Novillo <dnovillo@google.com>
21014 * toplev.c (compile_file): Move call to coverage_finish ...
21015 * cgraphunit.c (ipa_passes): ... here.
21016 Call cgraph_process_new_functions.
21017 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21018 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21020 2009-04-19 Jan Hubicka <jh@suse.cz>
21022 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21024 (dump_cgraph_node): Dump can throw external flag.
21025 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21027 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21031 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21032 * common.opt (Wlogical-op): Move from here...
21033 * c.opt (Wlogical-op): ... to here.
21034 * c-typeck.c (parser_build_binary_op): Update call to
21035 warn_logical_operator.
21036 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21038 * c-common.c (warn_logical_op): Update.
21039 * c-common.h (warn_logical_op): Update declaration.
21041 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21043 * tree.c (protected_set_expr_location): Fix formatting.
21045 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21048 * c-typeck.c (readonly_warning): new.
21049 (build_unary_op, build_modify_expr): Use readonly_warning for
21050 storing into something readonly but not const-qualified.
21052 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21055 * c-typeck.c (build_unary_op): Check for taking address of
21056 expression of type void.
21058 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21061 * c-typeck.c (build_function_call): Check for calling a function
21062 with qualified void return types. Call require_complete_type when
21065 2009-04-18 Jan Hubicka <jh@suse.cz>
21067 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21069 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21070 can_throw_external flag.
21071 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21072 * ipa-pure-const.c (ignore_edge): New function.
21073 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21074 only over can_throw_external edges.
21075 (local_pure_const): Add nothrow flag.
21076 * ipa-utils.c (searchc): Add ignore_edge callback.
21077 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21078 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21079 (set_nothrow_function_flags): Update cgraph.
21080 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21082 2009-04-18 Richard Guenther <rguenther@suse.de>
21084 PR middle-end/39804
21085 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21086 (fold_stmt): ... this and ...
21087 (fold_stmt_inplace): ... this.
21088 (fold_stmt_1): Fold references in calls and asms.
21089 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21091 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21093 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21094 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21096 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21098 * tree.c (function_args_count): Remove.
21099 * tree.h: Remove the prototype for function_args_count.
21101 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21103 * tree-iterator.c (expr_only): Remove.
21104 * tree.h: Remove the prototype for expr_only.
21106 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21108 * reginfo.c (cannot_change_mode_set_regs): Remove.
21109 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21111 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21113 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21114 whether operands 0 and 1 overlaps.
21116 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21118 PR middle-end/36902
21119 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21120 pointer. Use warning_at instead of warning.
21121 (search_for_addr_array): Likewise.
21122 (check_array_bounds): Likewise.
21123 (check_all_array_refs): Check that the incoming edge is not in the
21124 list of edges to be removed.
21125 (check_all_array_refs): Avoid the temporal pointer.
21126 (vrp_visit_cond_stmt): Fix typo.
21127 (simplify_switch_using_ranges): Handle the case where the switch
21128 index is an integer constant.
21130 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21132 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21134 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21136 * doc/extend.texi, doc/invoke.texi: Fix typos.
21138 2009-04-17 Cary Coutant <ccoutant@google.com>
21140 * tree-flow-inline.h (get_lineno): Fix inverted test.
21142 2009-04-17 Diego Novillo <dnovillo@google.com>
21144 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21145 assertion for AVAIL_OUT.
21147 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21150 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21151 * config/sh/linux-atomic.asm: Likewise.
21153 2009-04-17 Diego Novillo <dnovillo@google.com>
21155 * except.c (debug_eh_tree): New.
21156 (struct eh_region, struct eh_status): Move ...
21157 * except.h: ... here.
21158 (add_type_for_runtime): Declare extern.
21159 (lookup_type_for_runtime): Likewise.
21160 (debug_eh_tree): Declare.
21161 * Makefile.in (GTFILES): List except.h before except.c
21163 2009-04-17 Diego Novillo <dnovillo@google.com>
21165 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21166 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21167 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21168 (find_vars_r): ... here.
21169 * tree-flow.h (find_referenced_vars_in): Declare.
21170 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21171 that AVAIL_OUT exists for BLOCK.
21172 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21173 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21174 (tree-parloops.o): Likewise.
21176 2009-04-17 Simon Baldwin <simonb@google.com>
21178 * toplev.c (default_tree_printer): Add handling for %E format.
21180 2009-04-17 Diego Novillo <dnovillo@google.com>
21182 * tree-pretty-print.c (dump_generic_node): Add break after
21183 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21184 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21185 FUNCTION_TYPE together. Call print_struct_decl when printing
21186 structures and TDF_SLIM is not given.
21187 (print_struct_decl): Fix logic for detecting recursion.
21189 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21192 * gcc.c (create_at_file): New.
21193 (compile_input_file_p): New.
21194 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21195 * main.c (main): Update call to toplev_main.
21196 * toplev.c (toplev_main): Change signature. Call expandargv.
21197 * toplev.h (toplev_main): Change signature.
21199 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21201 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21202 if the latter is not constant.
21204 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21206 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21208 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21210 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21211 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21213 2009-04-17 Richard Guenther <rguenther@suse.de>
21215 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21216 Handle component references view-converting an invariant address.
21218 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21220 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21221 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21222 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21223 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21224 Use @deftypevr rather than @deftypevar.
21226 2009-04-17 Richard Guenther <rguenther@suse.de>
21228 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21229 (get_prop_source_stmt): Likewise.
21230 (can_propagate_from): Likewise.
21232 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21234 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21235 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21236 (--with-multilib-list): Add default value.
21237 * configure: Regenerate.
21238 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21239 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21240 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21241 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21242 Don't add default cpu to multilib list unnecessarily, but do enable
21243 the relevant compiler option..
21244 Add support for --with-multilib-list=<blank> and
21245 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21246 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21247 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21248 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21249 TM_MULTILIB_CONFIG.
21250 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21251 (MULTILIB_OSDIRNAMES): New variable.
21252 * config/sh/t-1e: Delete file.
21253 * config/sh/t-mlib-sh1: Delete file.
21254 * config/sh/t-mlib-sh2: Delete file.
21255 * config/sh/t-mlib-sh2a: Delete file.
21256 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21257 * config/sh/t-mlib-sh2a-single: Delete file.
21258 * config/sh/t-mlib-sh2a-single-only: Delete file.
21259 * config/sh/t-mlib-sh2e: Delete file.
21260 * config/sh/t-mlib-sh3e: Delete file.
21261 * config/sh/t-mlib-sh4: Delete file.
21262 * config/sh/t-mlib-sh4-nofpu: Delete file.
21263 * config/sh/t-mlib-sh4-single: Delete file.
21264 * config/sh/t-mlib-sh4-single-only: Delete file.
21265 * config/sh/t-mlib-sh4a: Delete file.
21266 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21267 * config/sh/t-mlib-sh4a-single: Delete file.
21268 * config/sh/t-mlib-sh4a-single-only: Delete file.
21269 * config/sh/t-mlib-sh4al: Delete file.
21270 * config/sh/t-mlib-sh5-32media: Delete file.
21271 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21272 * config/sh/t-mlib-sh5-64media: Delete file.
21273 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21274 * config/sh/t-mlib-sh5-compact: Delete file.
21275 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21276 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21277 * doc/install.texi (Options specification): Add
21278 --with-multilib-list and --with-endian.
21280 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21282 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21284 (OBJS-common): Add plugin-version.o.
21285 (plugin-version.o): New.
21286 * gcc-plugin.h (plugin_gcc_version): New.
21287 (plugin_default_version_check): New.
21288 (plugin_init_func, plugin_init): Add version argument.
21289 * plugin-version.c: New.
21290 * plugin.c (str_plugin_gcc_version_name): New.
21291 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21292 pass it to the init function.
21293 (plugin_default_version_check): New.
21295 2009-04-17 Richard Guenther <rguenther@suse.de>
21297 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21298 for decl-vs-decl disambiguation.
21300 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21302 * config/s390/s390.h (s390_tune_attr): New macro definition.
21303 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21305 2009-04-17 Richard Guenther <rguenther@suse.de>
21307 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21308 (fold_stmt_r): Likewise.
21309 (maybe_fold_reference): New function.
21310 (fold_gimple_assign): Handle cases fold_stmt_r did.
21311 (fold_stmt): Do not use fold_stmt_r.
21312 (fold_stmt_inplace): Likewise.
21314 2009-04-17 Richard Guenther <rguenther@suse.de>
21316 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21317 (record_equivalences_from_stmt): Remove useless checks and
21319 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21320 the type is already suitable.
21322 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21324 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21326 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21328 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21329 (CMPtype): Define as __gcc_CMPtype.
21331 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21333 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21334 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21336 2009-04-17 Richard Guenther <rguenther@suse.de>
21338 PR tree-optimization/39746
21339 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21340 special-casing for builtins and static variable use/def.
21341 (call_may_clobber_ref_p_1): Likewise.
21343 2009-04-16 Ian Lance Taylor <iant@google.com>
21345 * df.h: Include "timevar.h".
21346 (struct df_problem): Change tv_id field to timevar_id_t.
21347 * tree-pass.h: Include "timevar.h".
21348 (struct opt_pass): Change tv_id field to timevar_id_t.
21349 * timevar.h (timevar_id_t): Define TV_NONE.
21350 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21351 TV_NONE rather than tv_id != 0.
21352 (execute_one_pass): Likewise.
21353 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21354 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21355 dependencies to $(TREE_PASS_H).
21356 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21358 (pass_branch_target_load_optimize2): Likewise.
21359 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21360 (pass_outof_cfg_layout_mode): Likewise.
21361 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21362 (pass_rebuild_cgraph_edges): Likewise.
21363 (pass_remove_cgraph_callee_edges): Likewise.
21364 * df-core.c (pass_df_initialize_opt): Likewise.
21365 (pass_df_initialize_no_opt): Likewise.
21366 (pass_df_finish): Likewise.
21367 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21368 * except.c (pass_set_nothrow_function_flags): Likewise.
21369 (pass_convert_to_eh_region_ranges): Likewise.
21370 * final.c (pass_compute_alignments): Likewise.
21371 * function.c (pass_instantiate_virtual_regs): Likewise.
21372 (pass_init_function): Likewise.
21373 (pass_leaf_regs): Likewise.
21374 (pass_match_asm_constraints): Likewise.
21375 * gimple-low.c (pass_lower_cf): Likewise.
21376 (pass_mark_used_blocks): Likewise.
21377 * init-regs.c (pass_initialize_regs): Likewise.
21378 * integrate.c (pass_initial_value_sets): Likewise.
21379 * ira.c (pass_ira): Likewise.
21380 * jump.c (pass_cleanup_barriers): Likewise.
21381 * omp-low.c (pass_expand_omp): Likewise.
21382 (pass_lower_omp): Likewise.
21383 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21384 * recog.c (pass_split_all_insns): Likewise.
21385 (pass_split_after_reload): Likewise.
21386 (pass_split_before_regstack): Likewise.
21387 (pass_split_before_sched2): Likewise.
21388 (pass_split_for_shorten_branches): Likewise.
21389 * reginfo.c (pass_reginfo_init): Likewise.
21390 (pass_subregs_of_mode_init): Likewise.
21391 (pass_subregs_of_mode_finish): Likewise.
21392 * passes.c (pass_postreload): Likewise.
21393 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21394 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21395 (pass_warn_function_return): Likewise.
21396 (pass_warn_function_noreturn): Likewise.
21397 * tree-complex.c (pass_lower_complex): Likewise.
21398 (pass_lower_complex_O0): Likewise.
21399 * tree-if-conv.c (pass_if_conversion): Likewise.
21400 * tree-into-ssa.c (pass_build_ssa): Likewise.
21401 * tree-mudflap.c (pass_mudflap_1): Likewise.
21402 (pass_mudflap_2): Likewise.
21403 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21404 (pass_mudflap_2): Likewise.
21405 * tree-nrv.c (pass_return_slot): Likewise.
21406 * tree-object-size.c (pass_object_sizes): Likewise.
21407 * tree-optimize.c (pass_all_optimizations): Likewise.
21408 (pass_early_local_passes): Likewise.
21409 (pass_all_early_optimizations): Likewise.
21410 (pass_cleanup_cfg): Likewise.
21411 (pass_cleanup_cfg_post_optimizing): Likewise.
21412 (pass_free_datastructures): Likewise.
21413 (pass_free_cfg_annotations): Likewise.
21414 (pass_fixup_cfg): Likewise.
21415 (pass_init_datastructures): Likewise.
21416 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21417 (pass_late_warn_uninitialized): Likewise.
21418 (pass_update_address_taken): Likewise.
21419 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21420 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21421 (pass_cse_sincos): Likewise.
21422 (pass_convert_to_rsqrt): Likewise.
21423 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21424 * tree-stdarg.c (pass_stdarg): Likewise.
21425 * tree-tailcall.c (pass_tail_recursion): Likewise.
21426 (pass_tail_calls): Likewise.
21427 * tree-vect-generic.c (pass_lower_vector): Likewise.
21428 (pass_lower_vector_ssa): Likewise.
21429 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21431 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21433 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21435 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21437 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21438 logical and signext.
21440 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21443 * config/sh/predicates.md (arith_operand): Check if the operand
21444 of TRUNCATE is a REG.
21446 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21448 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21449 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21451 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21453 * tree-iterator.c (tsi_split_statement_list_after,
21454 tsi_split_statement_list_before): Remove.
21455 * tree-iterator.h: Remove the prototypes for
21456 tsi_split_statement_list_after and tsi_split_statement_list_before.
21458 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21460 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21461 * tree-ssa-propagate.h: Remove the prototype for
21462 stmt_makes_single_load.
21464 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21466 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21467 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21469 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21471 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21473 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21475 * except.c (eh_region_outer_p): Remove.
21476 * except.h: Remove the prototype for eh_region_outer_p.
21478 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21480 * function.c (current_function_assembler_name): Remove.
21481 * function.h: Remove the prototype for
21482 current_function_assembler_name.
21484 2009-04-16 Ian Lance Taylor <iant@google.com>
21486 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21487 (add_reg_note): Call alloc_reg_note.
21488 * rtl.h (alloc_reg_note): Declare.
21489 * combine.c (try_combine): Use alloc_reg_note.
21490 (recog_for_combine, move_deaths): Likewise.
21491 (distribute_notes): Use alloc_reg_note and add_reg_note.
21492 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21493 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21494 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21496 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21498 PR rtl-optimization/39762
21499 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21500 ira_may_move_out_cost): Add comments about way of their usage.
21501 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21503 * ira-conflicts.c (process_regs_for_copy): Use function
21504 ira_get_register_move_cost instead of global
21505 ira_register_move_cost.
21507 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21508 color_pass, move_spill_restore, update_curr_costs): Ditto.
21510 * ira-lives.c (process_single_reg_class_operands): Ditto.
21512 * ira-emit.c (emit_move_list): Ditto.
21514 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21515 (record_reg_classes): Ditto. Use functions
21516 ira_get_register_move_cost and ira_get_may_move_cost instead of
21517 global vars ira_register_move_cost, ira_may_move_out_cost and
21518 ira_may_move_in_cost.
21519 (record_address_regs): Don't call ira_init_register_move_cost.
21520 Use function ira_get_may_move_cost instead of global
21521 ira_may_move_in_cost.
21522 (process_bb_node_for_hard_reg_moves): Use function
21523 ira_get_register_move_cost instead of global ira_register_move_cost.
21524 (ira_costs): Don't call ira_init_register_move_cost.
21526 2009-04-16 Richard Guenther <rguenther@suse.de>
21528 * tree-cfg.c (verify_gimple_assign_binary):
21529 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21530 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21531 (create_general_new_stmt): Note that this function is broken.
21533 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21535 * common.opt (fhelp): Add Var(help_flag).
21536 * gcc-plugin.h (plugin_info): Add help.
21537 * plugin.c (plugin_name_args): Add help.
21538 (register_plugin_info): Set plugin->help.
21539 (print_help_one_plugin): New.
21540 (print_plugins_help): New.
21541 * plugin.h (print_plugins_help): New.
21542 * toplev.c (toplev_main): Call print_plugins_help if needed.
21544 2009-04-16 Richard Guenther <rguenther@suse.de>
21546 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21547 (gimple_ior_addresses_taken_1): New function.
21548 (gimple_ior_addresses_taken): Likewise.
21549 * gimple.h (struct gimple_statement_with_ops_base): Remove
21550 addresses_taken member.
21551 (gimple_ior_addresses_taken): Declare.
21552 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21553 gimple_set_addresses_taken): Remove.
21554 * ipa-reference.c (mark_address): New function.
21555 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21556 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21557 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21558 (gimple_add_to_addresses_taken): Remove.
21559 (get_tmr_operands): Call mark_address_taken.
21560 (get_asm_expr_operands): Likewise.
21561 (get_expr_operands): Likewise.
21562 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21563 (free_stmt_operands): Do not free it.
21564 * tree-ssa.c (delete_tree_ssa): Likewise.
21565 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21567 2009-04-16 Richard Guenther <rguenther@suse.de>
21569 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21570 (walk_stmt_load_store_ops): Likewise.
21571 * gimple.c (get_base_loadstore): New function.
21572 (walk_stmt_load_store_addr_ops): Likewise.
21573 (walk_stmt_load_store_ops): Likewise.
21574 * ipa-pure-const.c (check_op): Simplify.
21575 (check_load, check_store): New functions.
21576 (check_stmt): Use walk_stmt_load_store_ops.
21577 * ipa-reference.c (mark_load): Adjust signature.
21578 (mark_store): Likewise.
21579 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21581 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21583 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21584 (plugin_info): New.
21585 * opts.c (common_handle_option): Don't call print_version.
21586 * plugin.c (plugin_name_args): Add version.
21587 (register_plugin_info): New.
21588 (register_callback): Handle PLUGIN_INFO.
21589 (try_init_one_plugin): New.
21590 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21592 (finalize_one_plugin): New.
21593 (finalize_plugins): New.
21594 (print_one_plugin): New.
21595 (print_plugins_versions): New.
21596 * plugin.h (print_plugins_versions): New.
21597 (finalize_plugins): New.
21598 * toplev.c (compile_file): Don't call initialize_plugins.
21599 (print_version): Call print_plugins_versions.
21600 (toplev_main): Call initialize_plugins. Print version if needed.
21601 Call finalize_plugins.
21603 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21605 * common.opt (fversion): New.
21606 * gcc.c (print_version): New.
21607 (process_command): Don't print the version. Just set print_version.
21608 (main): Print version. Call subprocesses if print_version and
21609 verbose_flag are set.
21610 * opts.c (common_handle_option): Handle OPT_fversion.
21612 2009-04-16 Richard Guenther <rguenther@suse.de>
21613 Ira Rosen <irar@il.ibm.com>
21615 PR tree-optimization/39698
21616 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21617 type of the reduction variable. Only generate the def if
21620 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21621 make sure to first convert to an integer of the same precision.
21622 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21623 the type of the evolution correctly in computing the new
21624 induction variable base.
21626 2009-04-16 Richard Guenther <rguenther@suse.de>
21628 PR middle-end/39625
21629 * tree-cfg.c (make_blocks): Split statements with to-be
21630 abnormal SSA names on the lhs.
21632 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21634 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21635 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21636 * c-typeck.c (really_start_incremental_init): Likewise.
21637 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21638 (TARGET_INITIALIZER): Remove it.
21639 * target.h (struct target): Remove vector_opaque_p.
21640 * tree.c (build_opaque_vector_type): New.
21641 * tree.h (TYPE_VECTOR_OPAQUE): New.
21642 (build_opaque_vector_type): Declare.
21643 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21644 * config/rs6000/rs6000.c (build_opaque_vector_type,
21645 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21646 (rs6000_init_builtins): Use build_opaque_vector_type for
21647 opaque_V4SI_type_node.
21649 2009-04-15 Catherine Moore <clm@codesourcery.com>
21651 * debug.h (set_name): Declare.
21652 * dwarf2out.c (dwarf2out_set_name): Declare.
21653 (dwarf2_debug_hooks): Add set_name.
21654 (find_AT_string): New.
21655 (add_AT_string): Call find_AT_string.
21656 (dwarf2out_set_name): New.
21657 * cp/decl.c (grokdeclarator): Call set_name.
21658 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21659 * debug.c (do_nothing_debug_hooks): Likewise.
21660 * dbxout.c (dbx_debug_hooks): Likewise.
21661 * sdbout.c (sdb_debug_hooks): Likewise.
21663 2009-04-15 Michael Eager <eager@eagercon.com>
21665 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21666 reg for single-precision FPU.
21667 * config/rs6000/rs6000.md (movsi_internal1): Only for
21668 !TARGET_SINGLE_FPU.
21669 (movsi_internal1_single): New. Add pattern to move SI values to/from
21670 single-precision FP regs.
21672 2009-04-15 Richard Guenther <rguenther@suse.de>
21674 * omp-low.c (lower_rec_input_clauses): Build correct address
21676 (expand_omp_for_generic): Fix multiplication type.
21677 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21678 (generate_memset_zero): Fix types.
21679 * tree-profile.c (prepare_instrumented_value): Correctly
21682 2009-04-15 Ian Lance Taylor <iant@google.com>
21684 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21685 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21686 for -Wall and for -Wc++-compat.
21687 (c_common_post_options): For C++, set warn_enum_compare if not
21689 * c-tree.h (struct c_expr): Add field original_type.
21690 (build_external_ref): Update declaration.
21691 * c-parser.c (c_parser_braced_init): Set original_type.
21692 (c_parser_initelt): Likewise.
21693 (c_parser_expr_no_commas): Likewise.
21694 (c_parser_conditional_expression): Likewise.
21695 (c_parser_cast_expression): Likewise.
21696 (c_parser_unary_expression): Likewise. Pull setting of
21697 original_code to top of function.
21698 (c_parser_sizeof_expression): Set original_type.
21699 (c_parser_alignof_expression): Likewise.
21700 (c_parser_postfix_expression): Likewise. Pull setting of
21701 original_code to top of function.
21702 (c_parser_postfix_expression_after_paren_type): Set original_type.
21703 (c_parser_postfix_expression_after_primary): Likewise.
21704 (c_parser_expression): Likewise.
21705 * c-typeck.c (build_external_ref): Add type parameter. Change all
21707 (c_expr_sizeof_expr): Set original_type field.
21708 (parser_build_unary_op): Likewise.
21709 (parser_build_binary_op): Likewise. Optionally warn about
21710 comparisons of enums of different types.
21711 (digest_init): Set original_type field.
21712 (really_start_incremental_init): Likewise.
21713 (push_init_level, pop_init_level): Likewise.
21714 * doc/invoke.texi (Warning Options): -Wenum-compare now
21717 2009-04-15 Richard Guenther <rguenther@suse.de>
21719 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21720 out a necessary conversion.
21721 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21722 names we didn't value number.
21723 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21725 2009-04-15 Richard Guenther <rguenther@suse.de>
21727 PR tree-optimization/39764
21728 * tree-ssa-ccp.c (get_value): Canonicalize value with
21729 canonicalize_float_value.
21731 2009-04-15 Jan Hubicka <jh@suse.cz>
21733 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21734 Wrong version of patch.
21736 2009-04-15 Jan Hubicka <jh@suse.cz>
21738 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21740 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21742 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21743 our distinct integral and vector types.
21745 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21747 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21748 * init.c (build_vtbl_address): Remove call to assemble_external.
21750 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21752 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21753 output for other floating point modes.
21755 2009-04-14 Diego Novillo <dnovillo@google.com>
21757 * diagnostic.c (diagnostic_report_diagnostic): Do not
21758 warn about loaded plugins for DK_ERROR and DK_WARNING.
21759 * c-decl.c (declspecs_add_type): Move call to
21760 invoke_plugin_callbacks ...
21761 * c-parser.c (c_parser_declspecs): ... here.
21762 * plugin.c (dump_active_plugins): Tidy output.
21764 2009-04-14 Diego Novillo <dnovillo@google.com>
21765 Le-Chun Wu <lcwu@google.com>
21767 * configure.ac: Add --enable-plugin support.
21768 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21769 * Makefile.in (PLUGIN_H): Define.
21770 Export ENABLE_PLUGIN and GMPINC to site.exp.
21771 Add PLUGINLIBS to link command.
21772 Add/modify dependencies for plugin.o and files including plugin.h.
21774 * config.in: Regenerate.
21776 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21779 2009-04-14 Le-Chun Wu <lcwu@google.com>
21781 * tree-pass.h (register_one_dump_file): Add a prototype for
21782 register_one_dump_file.
21783 * toplev.c (compile_file): Call initialize_plugins.
21784 (do_compile): Call invoke_plugin_callbacks.
21785 (toplev_main): Call invoke_plugin_callbacks.
21786 * common.opt: Add -fplugin= and -fplugin-arg-.
21787 * gcc-plugin.h: New public header file for plugins to include.
21788 * plugin.c: New source file.
21789 * plugin.h: New internal header file.
21790 * passes.c (register_one_dump_file): Make it external.
21792 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21794 2009-04-14 Diego Novillo <dnovillo@google.com>
21796 * doc/plugins.texi: New.
21797 * doc/gccint.texi: Add reference to Plugins chapter.
21798 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21799 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21800 loaded plugins, if any.
21801 * timevar.def (TV_PLUGIN_INIT): Define.
21802 (TV_PLUGIN_RUN): Define.
21803 * plugin.c: Include timevar.h
21804 (plugins_active_p): New.
21805 (dump_active_plugins): New.
21806 (debug_active_plugins): New.
21808 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21810 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21812 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21814 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21816 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21817 the same as a minus without a shift.
21819 2009-04-14 Nick Clifton <nickc@redhat.com>
21821 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21822 comparisons with small integers will always produce a short
21825 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21828 2008-12-19 Diego Novillo <dnovillo@google.com>
21830 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21832 2009-04-14 Richard Guenther <rguenther@suse.de>
21834 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21836 (verify_gimple_assign_binary): Likewise. Handle shifts and
21838 (verify_gimple_phi): Print the mismatched argument position.
21839 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21841 (vect_update_init_of_dr): Likewise.
21842 * matrix-reorg.c (transform_access_sites): Do what the
21844 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21846 2009-04-13 Michael Eager <eager@eagercon.com>
21848 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21849 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21850 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21851 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21852 remove duplicate config
21854 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21856 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21857 file_name:line_number type locator of the call site.
21859 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21861 * genautomata.c: Put blank after comma.
21862 (automaton_decls): New.
21863 (struct unit_usage): Add comments to member next.
21864 (store_alt_unit_usage): Keep the list ordered.
21865 (unit_present_on_list_p, equal_alternatives_p): New.
21866 (check_regexp_units_distribution): Check units distribution
21867 correctness correctly.
21868 (main): Don't write automata if error is found. Return correct
21871 * config/m68k/cf.md (cfv4_ds): Remove.
21872 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21873 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21875 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21876 power4-load-ext, power4-store, power4-store-update,
21877 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21878 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21879 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21880 power4-sqrt, power4-isync): Modify reservation to make correct
21881 unit distribution to automata.
21883 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21884 power5-store-update, power5-two, power5-three, power5-lmul,
21885 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21887 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21889 * except.c (pass_set_nothrow_function_flags): Set name and add
21891 (set_nothrow_function_flags): Mention in the dump file when
21892 changing a function to nothrow.
21894 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21897 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21898 instead of unsigned long.
21900 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21902 * config/arm/arm.c (return_used_this_function): Remove.
21903 (arm_output_function_prologue): Remove use of
21904 return_used_this_function.
21905 (output_return_instruction): Replace use of
21906 return_used_this_function
21907 by cfun->machine->return_used_this_function.
21908 (arm_output_epilogue): Likewise.
21909 (arm_output_function_epilogue): Likewise.
21910 (thumb_unexpanded_epilogue): Likewise.
21911 * config/arm/arm.h (struct machine_function):
21912 New member return_used_this_function.
21914 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21916 * doc/install.texi: Correct description of default directory for
21917 --with-gxx-include-dir.
21919 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21921 * fold-const.c (build_range_check): Properly deal with enumeral and
21922 boolean base types.
21924 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21926 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21927 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21928 * params.h (MAX_GCSE_PASSES): Remove.
21929 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21930 in sequence. Remove ability to run multiple passes.
21931 (bypass_jumps): Report run as third CPROP pass.
21933 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21935 PR middle-end/39651
21936 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21937 when deciding whether the whole SEQUENCE can throw.
21939 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21942 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21943 offseted label references.
21945 2009-04-11 Jan Hubicka <jh@suse.cz>
21947 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21949 2009-04-11 Richard Guenther <rguenther@suse.de>
21951 PR middle-end/39732
21952 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21953 return variables as TREE_ADDRESSABLE.
21955 2009-04-11 Richard Guenther <rguenther@suse.de>
21957 PR tree-optimization/39713
21958 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21959 reference trees have SSA_NAME operands.
21961 2009-04-11 Richard Guenther <rguenther@suse.de>
21964 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21965 address expressions.
21967 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21969 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21970 match changes in Cygwin 1.7
21971 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21972 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21974 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21976 PR tree-optimization/39701
21977 * doc/invoke.texi (Optimization Options): Document change in
21978 meaning and initialization of -fdelete-null-pointer-checks.
21980 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21982 PR middle-end/39701
21983 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21985 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21988 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21990 2009-04-10 Chao-ying Fu <fu@mips.com>
21992 * doc/tm.texi (Instruction Output): Document
21993 TARGET_ASM_FINAL_POSTSCAN_INSN.
21994 * target.h (final_postscan_insn): New field in asm_out.
21995 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21996 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21997 * final.c (final_scan_insn): Call
21998 targetm.asm_out.final_postscan_insn after outputting
21999 an asm macro and a normal instruction.
22001 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22002 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22003 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22004 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22005 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22007 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22009 PR middle-end/39701
22010 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22011 variables as non-NULL even with -fdelete-null-pointer-checks.
22013 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22015 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22017 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22020 * config/i386/i386.c (classify_argument): Handle SCmode with
22021 (bit_offset % 64) != 0.
22023 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22025 * doc/invoke.texi (Optimize Options): Add cross-reference to
22026 -Q --help=optimizers examples.
22028 2009-04-10 Ben Elliston <bje@au.ibm.com>
22031 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22032 regalign for the reg == fpr and TDmode case.
22034 2009-04-09 David Ayers <ayers@fsfe.org>
22037 * objc/objc-act.c (warn_with_method): Remove helper function.
22038 (check_duplicates): Call warning and inform directly.
22039 (really_start_method): Likewise.
22041 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22043 * expmed.c (expand_divmod): Always use a comparison for a division
22044 by a large unsigned integer.
22046 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22047 for things others than variables or functions as nonzero.
22049 2009-04-09 Nick Clifton <nickc@redhat.com>
22051 * unwind-compat.c: Change copyright header to refer to version
22052 3 of the GNU General Public License with version 3.1 of the
22053 GCC Runtime Library Exception and to point readers at the
22054 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22055 * config/alpha/crtfastmath.c: Likewise.
22056 * config/alpha/linux-unwind.h: Likewise.
22057 * config/alpha/qrnnd.asm: Likewise.
22058 * config/alpha/vms-crt0-64.c: Likewise.
22059 * config/alpha/vms-crt0.c: Likewise.
22060 * config/alpha/vms-dwarf2.asm: Likewise.
22061 * config/alpha/vms-dwarf2eh.asm: Likewise.
22062 * config/alpha/vms-psxcrt0-64.c: Likewise.
22063 * config/alpha/vms-psxcrt0.c: Likewise.
22064 * config/alpha/vms_tramp.asm: Likewise.
22065 * config/arc/initfini.c: Likewise.
22066 * config/arc/lib1funcs.asm: Likewise.
22067 * config/arm/bpabi-v6m.S: Likewise.
22068 * config/arm/bpabi.S: Likewise.
22069 * config/arm/bpabi.c: Likewise.
22070 * config/arm/crti.asm: Likewise.
22071 * config/arm/crtn.asm: Likewise.
22072 * config/arm/ieee754-df.S: Likewise.
22073 * config/arm/ieee754-sf.S: Likewise.
22074 * config/arm/lib1funcs.asm: Likewise.
22075 * config/arm/libunwind.S: Likewise.
22076 * config/arm/linux-atomic.c: Likewise.
22077 * config/arm/mmintrin.h: Likewise.
22078 * config/arm/pr-support.c: Likewise.
22079 * config/arm/unaligned-funcs.c: Likewise.
22080 * config/arm/unwind-arm.c: Likewise.
22081 * config/arm/unwind-arm.h: Likewise.
22082 * config/avr/libgcc.S: Likewise.
22083 * config/bfin/crti.s: Likewise.
22084 * config/bfin/crtlibid.s: Likewise.
22085 * config/bfin/crtn.s: Likewise.
22086 * config/bfin/lib1funcs.asm: Likewise.
22087 * config/bfin/linux-unwind.h: Likewise.
22088 * config/cris/arit.c: Likewise.
22089 * config/cris/cris_abi_symbol.c: Likewise.
22090 * config/darwin-64.c: Likewise.
22091 * config/darwin-crt2.c: Likewise.
22092 * config/darwin-crt3.c: Likewise.
22093 * config/darwin.h: Likewise.
22094 * config/dbxelf.h: Likewise.
22095 * config/dfp-bit.c: Likewise.
22096 * config/dfp-bit.h: Likewise.
22097 * config/elfos.h: Likewise.
22098 * config/fixed-bit.c: Likewise.
22099 * config/fixed-bit.h: Likewise.
22100 * config/fp-bit.c: Likewise.
22101 * config/fp-bit.h: Likewise.
22102 * config/fr30/crti.asm: Likewise.
22103 * config/fr30/crtn.asm: Likewise.
22104 * config/fr30/lib1funcs.asm: Likewise.
22105 * config/freebsd-spec.h: Likewise.
22106 * config/frv/cmovd.c: Likewise.
22107 * config/frv/cmovh.c: Likewise.
22108 * config/frv/cmovw.c: Likewise.
22109 * config/frv/frvbegin.c: Likewise.
22110 * config/frv/frvend.c: Likewise.
22111 * config/frv/lib1funcs.asm: Likewise.
22112 * config/glibc-stdint.h: Likewise.
22113 * config/h8300/clzhi2.c: Likewise.
22114 * config/h8300/crti.asm: Likewise.
22115 * config/h8300/crtn.asm: Likewise.
22116 * config/h8300/ctzhi2.c: Likewise.
22117 * config/h8300/fixunssfsi.c: Likewise.
22118 * config/h8300/lib1funcs.asm: Likewise.
22119 * config/h8300/parityhi2.c: Likewise.
22120 * config/h8300/popcounthi2.c: Likewise.
22121 * config/i386/ammintrin.h: Likewise.
22122 * config/i386/att.h: Likewise.
22123 * config/i386/avxintrin.h: Likewise.
22124 * config/i386/biarch64.h: Likewise.
22125 * config/i386/bmmintrin.h: Likewise.
22126 * config/i386/cpuid.h: Likewise.
22127 * config/i386/cross-stdarg.h: Likewise.
22128 * config/i386/crtfastmath.c: Likewise.
22129 * config/i386/crtprec.c: Likewise.
22130 * config/i386/cygming-crtbegin.c: Likewise.
22131 * config/i386/cygming-crtend.c: Likewise.
22132 * config/i386/cygwin.asm: Likewise.
22133 * config/i386/emmintrin.h: Likewise.
22134 * config/i386/gmm_malloc.h: Likewise.
22135 * config/i386/gthr-win32.c: Likewise.
22136 * config/i386/i386.h: Likewise.
22137 * config/i386/immintrin.h: Likewise.
22138 * config/i386/linux-unwind.h: Likewise.
22139 * config/i386/linux64.h: Likewise.
22140 * config/i386/mm3dnow.h: Likewise.
22141 * config/i386/mmintrin-common.h: Likewise.
22142 * config/i386/mmintrin.h: Likewise.
22143 * config/i386/nmmintrin.h: Likewise.
22144 * config/i386/pmm_malloc.h: Likewise.
22145 * config/i386/pmmintrin.h: Likewise.
22146 * config/i386/smmintrin.h: Likewise.
22147 * config/i386/sol2-c1.asm: Likewise.
22148 * config/i386/sol2-ci.asm: Likewise.
22149 * config/i386/sol2-cn.asm: Likewise.
22150 * config/i386/sol2-gc1.asm: Likewise.
22151 * config/i386/tmmintrin.h: Likewise.
22152 * config/i386/unix.h: Likewise.
22153 * config/i386/w32-unwind.h: Likewise.
22154 * config/i386/wmmintrin.h: Likewise.
22155 * config/i386/x86-64.h: Likewise.
22156 * config/i386/x86intrin.h: Likewise.
22157 * config/i386/xmmintrin.h: Likewise.
22158 * config/ia64/crtbegin.asm: Likewise.
22159 * config/ia64/crtend.asm: Likewise.
22160 * config/ia64/crtfastmath.c: Likewise.
22161 * config/ia64/crti.asm: Likewise.
22162 * config/ia64/crtn.asm: Likewise.
22163 * config/ia64/fde-glibc.c: Likewise.
22164 * config/ia64/lib1funcs.asm: Likewise.
22165 * config/ia64/linux-unwind.h: Likewise.
22166 * config/ia64/quadlib.c: Likewise.
22167 * config/ia64/unwind-ia64.c: Likewise.
22168 * config/linux.h: Likewise.
22169 * config/m32c/m32c-lib1.S: Likewise.
22170 * config/m32c/m32c-lib2-trapv.c: Likewise.
22171 * config/m32c/m32c-lib2.c: Likewise.
22172 * config/m32r/initfini.c: Likewise.
22173 * config/m68hc11/larith.asm: Likewise.
22174 * config/m68hc11/m68hc11-crt0.S: Likewise.
22175 * config/m68k/cf.md: Likewise.
22176 * config/m68k/crti.s: Likewise.
22177 * config/m68k/crtn.s: Likewise.
22178 * config/m68k/lb1sf68.asm: Likewise.
22179 * config/m68k/linux-unwind.h: Likewise.
22180 * config/mcore/crti.asm: Likewise.
22181 * config/mcore/crtn.asm: Likewise.
22182 * config/mcore/lib1.asm: Likewise.
22183 * config/mips/linux-unwind.h: Likewise.
22184 * config/mips/loongson.h: Likewise.
22185 * config/mips/mips16.S: Likewise.
22186 * config/mmix/crti.asm: Likewise.
22187 * config/mmix/crtn.asm: Likewise.
22188 * config/pa/fptr.c: Likewise.
22189 * config/pa/hpux-unwind.h: Likewise.
22190 * config/pa/lib2funcs.asm: Likewise.
22191 * config/pa/linux-atomic.c: Likewise.
22192 * config/pa/linux-unwind.h: Likewise.
22193 * config/pa/milli64.S: Likewise.
22194 * config/pa/quadlib.c: Likewise.
22195 * config/pa/stublib.c: Likewise.
22196 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22197 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22198 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22199 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22200 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22201 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22202 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22203 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22204 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22205 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22206 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22207 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22208 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22209 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22210 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22211 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22212 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22213 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22214 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22215 * config/rs6000/750cl.h: Likewise.
22216 * config/rs6000/altivec.h: Likewise.
22217 * config/rs6000/biarch64.h: Likewise.
22218 * config/rs6000/crtresfpr.asm: Likewise.
22219 * config/rs6000/crtresgpr.asm: Likewise.
22220 * config/rs6000/crtresxfpr.asm: Likewise.
22221 * config/rs6000/crtresxgpr.asm: Likewise.
22222 * config/rs6000/crtsavfpr.asm: Likewise.
22223 * config/rs6000/crtsavgpr.asm: Likewise.
22224 * config/rs6000/darwin-asm.h: Likewise.
22225 * config/rs6000/darwin-fallback.c: Likewise.
22226 * config/rs6000/darwin-fpsave.asm: Likewise.
22227 * config/rs6000/darwin-ldouble.c: Likewise.
22228 * config/rs6000/darwin-tramp.asm: Likewise.
22229 * config/rs6000/darwin-unwind.h: Likewise.
22230 * config/rs6000/darwin-vecsave.asm: Likewise.
22231 * config/rs6000/darwin-world.asm: Likewise.
22232 * config/rs6000/e500crtres32gpr.asm: Likewise.
22233 * config/rs6000/e500crtres64gpr.asm: Likewise.
22234 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22235 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22236 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22237 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22238 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22239 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22240 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22241 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22242 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22243 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22244 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22245 * config/rs6000/eabi-ci.asm: Likewise.
22246 * config/rs6000/eabi-cn.asm: Likewise.
22247 * config/rs6000/eabi.asm: Likewise.
22248 * config/rs6000/linux-unwind.h: Likewise.
22249 * config/rs6000/linux64.h: Likewise.
22250 * config/rs6000/paired.h: Likewise.
22251 * config/rs6000/paired.md: Likewise.
22252 * config/rs6000/ppc64-fp.c: Likewise.
22253 * config/rs6000/ppu_intrinsics.h: Likewise.
22254 * config/rs6000/rs6000.h: Likewise.
22255 * config/rs6000/si2vmx.h: Likewise.
22256 * config/rs6000/sol-ci.asm: Likewise.
22257 * config/rs6000/sol-cn.asm: Likewise.
22258 * config/rs6000/spe.h: Likewise.
22259 * config/rs6000/spu2vmx.h: Likewise.
22260 * config/rs6000/sysv4.h: Likewise.
22261 * config/rs6000/tramp.asm: Likewise.
22262 * config/rs6000/vec_types.h: Likewise.
22263 * config/s390/linux-unwind.h: Likewise.
22264 * config/s390/tpf-unwind.h: Likewise.
22265 * config/score/crti.asm: Likewise.
22266 * config/score/crtn.asm: Likewise.
22267 * config/sh/crt1.asm: Likewise.
22268 * config/sh/crti.asm: Likewise.
22269 * config/sh/crtn.asm: Likewise.
22270 * config/sh/divtab-sh4-300.c: Likewise.
22271 * config/sh/divtab-sh4.c: Likewise.
22272 * config/sh/divtab.c: Likewise.
22273 * config/sh/lib1funcs-4-300.asm: Likewise.
22274 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22275 * config/sh/lib1funcs.asm: Likewise.
22276 * config/sh/lib1funcs.h: Likewise.
22277 * config/sh/linux-atomic.asm: Likewise.
22278 * config/sh/linux-unwind.h: Likewise.
22279 * config/sh/shmedia.h: Likewise.
22280 * config/sh/sshmedia.h: Likewise.
22281 * config/sh/ushmedia.h: Likewise.
22282 * config/sparc/crtfastmath.c: Likewise.
22283 * config/sparc/linux-unwind.h: Likewise.
22284 * config/sparc/sol2-c1.asm: Likewise.
22285 * config/sparc/sol2-ci.asm: Likewise.
22286 * config/sparc/sol2-cn.asm: Likewise.
22287 * config/spu/divmodti4.c: Likewise.
22288 * config/spu/divv2df3.c: Likewise.
22289 * config/spu/float_disf.c: Likewise.
22290 * config/spu/float_unsdidf.c: Likewise.
22291 * config/spu/float_unsdisf.c: Likewise.
22292 * config/spu/float_unssidf.c: Likewise.
22293 * config/spu/mfc_multi_tag_release.c: Likewise.
22294 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22295 * config/spu/mfc_tag_release.c: Likewise.
22296 * config/spu/mfc_tag_reserve.c: Likewise.
22297 * config/spu/mfc_tag_table.c: Likewise.
22298 * config/spu/multi3.c: Likewise.
22299 * config/spu/spu_internals.h: Likewise.
22300 * config/spu/spu_intrinsics.h: Likewise.
22301 * config/spu/spu_mfcio.h: Likewise.
22302 * config/spu/vec_types.h: Likewise.
22303 * config/spu/vmx2spu.h: Likewise.
22304 * config/stormy16/stormy16-lib2.c: Likewise.
22305 * config/svr4.h: Likewise.
22306 * config/sync.c: Likewise.
22307 * config/v850/lib1funcs.asm: Likewise.
22308 * config/vxlib-tls.c: Likewise.
22309 * config/vxlib.c: Likewise.
22310 * config/vxworks-dummy.h: Likewise.
22311 * config/xtensa/crti.asm: Likewise.
22312 * config/xtensa/crtn.asm: Likewise.
22313 * config/xtensa/ieee754-df.S: Likewise.
22314 * config/xtensa/ieee754-sf.S: Likewise.
22315 * config/xtensa/lib1funcs.asm: Likewise.
22316 * config/xtensa/lib2funcs.S: Likewise.
22317 * config/xtensa/linux-unwind.h: Likewise.
22318 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22319 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22320 * coretypes.h: Likewise.
22321 * crtstuff.c: Likewise.
22322 * defaults.h: Likewise.
22323 * dwarf2.h: Likewise.
22324 * emutls.c: Likewise.
22325 * gbl-ctors.h: Likewise.
22326 * gcov-io.h: Likewise.
22327 * ginclude/float.h: Likewise.
22328 * ginclude/iso646.h: Likewise.
22329 * ginclude/stdarg.h: Likewise.
22330 * ginclude/stdbool.h: Likewise.
22331 * ginclude/stddef.h: Likewise.
22332 * ginclude/stdfix.h: Likewise.
22333 * ginclude/stdint-gcc.h: Likewise.
22334 * ginclude/tgmath.h: Likewise.
22335 * gthr-aix.h: Likewise.
22336 * gthr-dce.h: Likewise.
22337 * gthr-gnat.c: Likewise.
22338 * gthr-gnat.h: Likewise.
22339 * gthr-lynx.h: Likewise.
22340 * gthr-mipssde.h: Likewise.
22341 * gthr-nks.h: Likewise.
22342 * gthr-posix.c: Likewise.
22343 * gthr-posix.h: Likewise.
22344 * gthr-posix95.h: Likewise.
22345 * gthr-rtems.h: Likewise.
22346 * gthr-single.h: Likewise.
22347 * gthr-solaris.h: Likewise.
22348 * gthr-tpf.h: Likewise.
22349 * gthr-vxworks.h: Likewise.
22350 * gthr-win32.h: Likewise.
22351 * gthr.h: Likewise.
22352 * libgcc2.c: Likewise.
22353 * libgcc2.h: Likewise.
22354 * libgcov.c: Likewise.
22355 * tsystem.h: Likewise.
22356 * typeclass.h: Likewise.
22357 * unwind-c.c: Likewise.
22358 * unwind-compat.h: Likewise.
22359 * unwind-dw2-fde-compat.c: Likewise.
22360 * unwind-dw2-fde-darwin.c: Likewise.
22361 * unwind-dw2-fde-glibc.c: Likewise.
22362 * unwind-dw2-fde.c: Likewise.
22363 * unwind-dw2-fde.h: Likewise.
22364 * unwind-dw2.c: Likewise.
22365 * unwind-dw2.h: Likewise.
22366 * unwind-generic.h: Likewise.
22367 * unwind-pe.h: Likewise.
22368 * unwind-sjlj.c: Likewise.
22369 * unwind.inc: Likewise.
22370 * config/arm/neon-gen.ml: Change generated copyright header to
22371 refer to version 3 of the GNU General Public License with
22372 version 3.1 of the GCC Runtime Library Exception and to point
22373 readers at the COPYING3 and COPYING3.RUNTIME files and the
22374 FSF's license web page.
22375 * config/arm/arm_neon.h: Regenerate.
22377 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22379 * config/cris/cris.md: Change copyright header to refer to version
22380 3 of the GNU General Public License.
22381 * doc/install.texi2html: Change copyright header to refer to version
22382 3 of the GNU General Public License and to point readers at the
22383 COPYING3 file and the FSF's license web page.
22384 * config/vax/linux.h: Likewise.
22386 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22388 * config/i386/i386.md (cmpcc): New.
22389 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22390 (sync_compare_and_swap_cc*): Delete.
22392 * config/s390/s390.c (s390_compare_emitted): Remove.
22393 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22394 s390_compare_emitted used to be handled. Assert that modes match.
22395 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22396 refer to sync_compare_and_swap_ccsi.
22397 * config/s390/s390.h (s390_compare_emitted): Remove.
22398 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22399 instead of s390_compare_emitted.
22400 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22401 instead of s390_compare_emitted.
22402 * config/s390/s390.md (cmpcc): New.
22403 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22404 CC_REGNUM, do not pretend it's set.
22405 (sync_compare_and_swap_cc*): Delete.
22406 * config/s390/predicates.md (cc_reg_operand): New.
22408 * expr.c (sync_compare_and_swap_cc): Delete.
22409 * optabs.h (sync_compare_and_swap_cc): Delete.
22410 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22411 is being used with can_compare_p.
22412 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22413 (find_cc_set): New.
22414 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22415 look for a MODE_CC set instead. Use emit_store_flag.
22416 (expand_compare_and_swap_loop): Likewise, with some additional
22417 complication to avoid a force_reg when useless. Use
22418 emit_cmp_and_jump_insns.
22419 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22420 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22421 sync_compare_and_swap documentation.
22423 2009-04-09 Jan Hubicka <jh@suse.cz>
22425 * except.c (find_prev_try): Break out from ....
22426 (duplicate_eh_regions): ... here; properly update prev_try pointers
22427 when duplication part of tree.
22428 (dump_eh_tree): Improve dumping.
22429 (verify_eh_region): New.
22430 (verify_eh_tree): Use it.
22432 2009-04-06 Richard Guenther <rguenther@suse.de>
22434 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22435 &ARRAY addresses by adjusting their types and prepending
22437 * tree-cfg.c (verify_gimple_assign_single): Verify that
22438 addresses are correct.
22440 2009-04-09 Richard Guenther <rguenther@suse.de>
22442 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22443 indices into an array reference if possible.
22444 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22445 Fold POINTER_PLUS_EXPR statements with invariant address.
22447 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22450 * config.gcc (powerpc64-*-linux*): Always build biarch.
22452 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22455 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22456 it and pedwarn if this results in an INTEGER_CST.
22458 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22460 * doc/install.texi: Update minimum GMP version. Remove obsolete
22461 text in MPFR section.
22463 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22465 * dwarf2out.c (class_scope_p): New static inline.
22466 (class_or_namespace_scope_p): Use it.
22467 (gen_variable_die): Use DW_TAG_member tag for static data member
22468 declarations instead of DW_TAG_variable.
22470 PR middle-end/39573
22471 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22474 2009-04-08 Richard Guenther <rguenther@suse.de>
22476 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22477 valueize random data.
22479 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22481 * config.gcc (aix tm_file): Add aix-stdint.h.
22482 (aix tm clause use_gcc_stdint): Set to wrap.
22483 * config/rs6000/aix-stdint.h: New file.
22485 2009-04-08 Richard Guenther <rguenther@suse.de>
22487 PR middle-end/36291
22488 * tree-dfa.c (add_referenced_var): Do not recurse into
22489 global initializers.
22490 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22492 (fold_const_aggregate_ref): Likewise.
22494 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22496 * recog.c (ordered_comparison_operator): New.
22497 * gensupport.c (std_preds): Add it.
22498 * doc/md.texi (Machine-Independent Predicates): Document it.
22500 2009-04-08 Jan Hubicka <jh@suse.cz>
22502 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22503 * function.h (rtl_eh): Remove exception_handler_label_map.
22504 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22505 remove_exception_handler_label, for_each_eh_label_1): Remove.
22506 (rtl_remove_unreachable_regions): Remove.
22507 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22508 (find_exception_handler_labels): Don't build the hashtable.
22509 (maybe_remove_eh_handler): Remove.
22510 (for_each_eh_label): Rewrite to walk the tree.
22511 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22512 * except.h (maybe_remove_eh_handler): Remove.
22513 * passes.c (init_optimization_passes): Schedule second EH cleanup
22515 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22516 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22518 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22520 * genoutput.c (validate_optab_operands): New.
22521 (gen_insn, gen_expand): Call it.
22523 * genflags.c (gen_insn): Detect misused iterators.
22524 (main): Pass line_no to gen_insn, exit with status 1 on error.
22526 * genextract.c (line_no): Make global.
22527 (VEC_safe_set_locstr): Change assertion to error message.
22528 (main): Exit with status 1 on error.
22530 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22534 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22535 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22536 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22537 * c-convert.c (convert): Do not call fold on results of conversion
22538 functions when the result is a C_MAYBE_CONST_EXPR.
22539 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22540 of __builtin_choose_expr.
22541 * c-typeck.c (remove_c_maybe_const_expr): New.
22542 (build_unary_op, build_conditional_expr, build_compound_expr,
22543 build_binary_op, c_objc_common_truthvalue_conversion): Call
22544 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22547 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22549 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22550 CODE to produce a new one. Add a prototype to use fold_convert_const
22552 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22555 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22556 mix declarations and code.
22558 2009-04-08 Ben Elliston <bje@au.ibm.com>
22560 * gcc.c: Replace `CC' with `GCC' throughout.
22562 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22564 * doc/invoke.texi: Document Atom support.
22566 2009-04-07 Jason Merrill <jason@redhat.com>
22569 * c-common.h, c-common.c: Add flag_pretty_templates.
22570 * c-opts.c (c_common_handle_option): Set it.
22571 * c.opt: Add -fno-pretty-templates.
22572 * doc/invoke.texi (C++ Dialect Options): Likewise.
22574 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22576 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22577 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22578 (ia64_expand_builtin): Likewise.
22580 2009-04-07 Martin Jambor <mjambor@suse.cz>
22582 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22583 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22584 ADDR_EXPRS are include too.
22586 2009-04-07 Richard Guenther <rguenther@suse.de>
22588 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22589 decls are only used if passes as parameters or if they are
22590 local statics and the call is not to a builtin.
22591 (call_may_clobber_ref_p_1): Likewise.
22593 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22595 * expr.c (do_store_flag): Remove last argument. Simplify code
22596 to avoid duplication of tests already done by can_compare_p.
22597 (expand_expr_real_1): Adjust caller.
22599 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22601 * optabs.c (can_compare_p): Test the predicate of a
22602 cbranch and cstore pattern.
22604 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22606 * expr.c (convert_move): Use emit_store_flag instead of
22609 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22611 * config/i386/i386.c (ix86_compare_emitted): Remove.
22612 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22613 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22614 * config/i386/i386.h (ix86_compare_emitted): Remove.
22615 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22616 instead of ix86_compare_emitted.
22617 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22619 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22621 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22622 Add t-sysroot-suffix to tmake_file.
22623 * config/print-sysroot-suffix.sh: New file.
22624 * config/t-sysroot-suffix: New file.
22626 2009-04-07 Ben Elliston <bje@au.ibm.com>
22628 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22629 as the latter produces a warning when the target does not support
22632 2009-04-07 Ben Elliston <bje@au.ibm.com>
22634 * dfp.c: Replace type punning assignments with memcpy throughout.
22635 * Makefile.in (dfp.o-warn): Remove.
22637 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22640 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22641 Include soft-fp/t-softfp after rs6000/t-linux64.
22643 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22645 * stor-layout.c (set_sizetype): Use the full precision of their
22646 machine mode for bitsize types.
22648 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22650 * config/i386/i386.md: Revert 2 accidental checkins.
22652 2009-04-06 Joey Ye <joey.ye@intel.com>
22653 Xuepeng Guo <xuepeng.guo@intel.com>
22654 H.J. Lu <hongjiu.lu@intel.com>
22656 Atom pipeline model, tuning and insn selection.
22657 * config.gcc (atom): Add atom config options and target.
22659 * config/i386/atom.md: New.
22661 * config/i386/i386.c (atom_cost): New cost.
22662 (m_ATOM): New macro flag.
22663 (initial_ix86_tune_features): Set m_ATOM.
22664 (x86_accumulate_outgoing_args): Likewise.
22665 (x86_arch_always_fancy_math_387): Likewise.
22666 (processor_target): Add Atom cost.
22667 (cpu_names): Add Atom cpu name.
22668 (override_options): Set Atom ISA.
22669 (ix86_issue_rate): New case PROCESSOR_ATOM.
22670 (ix86_adjust_cost): Likewise.
22672 * config/i386/i386.h (TARGET_ATOM): New target macro.
22673 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22674 (TARGET_OPT_AGU): New target option.
22675 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22676 (processor_type): Add PROCESSOR_ATOM.
22678 * config/i386/i386.md (cpu): Add new value "atom".
22679 (use_carry, movu): New attr.
22680 (atom.md): Include atom.md.
22681 (adddi3_carry_rex64): Set attr "use_carry".
22682 (addqi3_carry): Likewise.
22683 (addhi3_carry): Likewise.
22684 (addsi3_carry): Likewise.
22685 (*addsi3_carry_zext): Likewise.
22686 (subdi3_carry_rex64): Likewise.
22687 (subqi3_carry): Likewise.
22688 (subhi3_carry): Likewise.
22689 (subsi3_carry): Likewise.
22690 (x86_movdicc_0_m1_rex64): Likewise.
22691 (*x86_movdicc_0_m1_se): Likewise.
22692 (x86_movsicc_0_m1): Likewise.
22693 (*x86_movsicc_0_m1_se): Likewise.
22694 (*adddi_1_rex64): Emit add insn as much as possible.
22695 (*addsi_1): Likewise.
22696 (return_internal): Set atom_unit.
22697 (return_internal_long): Likewise.
22698 (return_pop_internal): Likewise.
22699 (*rcpsf2_sse): Set atom_sse_attr attr.
22700 (*qrt<mode>2_sse): Likewise.
22701 (*prefetch_sse): Likewise.
22703 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22705 (ix86_target_macros_internal): Likewise.
22707 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22708 (*prefetch_sse_rex): Likewise.
22709 (sse_rcpv4sf2): Likewise.
22710 (sse_vmrcpv4sf2): Likewise.
22711 (sse_sqrtv4sf2): Likewise.
22712 (<sse>_vmsqrt<mode>2): Likewise.
22713 (sse_ldmxcsr): Likewise.
22714 (sse_stmxcsr): Likewise.
22715 (*sse_sfence): Likewise.
22716 (sse2_clflush): Likewise.
22717 (*sse2_mfence): Likewise.
22718 (*sse2_lfence): Likewise.
22719 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22720 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22721 (avx_movdqu<avxmodesuffix>): Likewise.
22722 (avx_lddqu<avxmodesuffix>): Likewise.
22723 (sse2_movntv2di): Change attr "type" to "ssemov".
22724 (sse2_movntsi): Likewise.
22725 (rsqrtv8sf2): Change attr "type" to "sseadd".
22726 (sse3_addsubv2df3): Set attr "atom_unit".
22727 (sse3_h<plusminus_insn>v4sf3): Likewise.
22728 (*sse2_pmaddwd): Likewise.
22729 (*vec_extractv2di_1_rex64): Likewise.
22730 (*vec_extractv2di_1_avx): Likewise.
22731 (sse2_psadbw): Likewise.
22732 (ssse3_phaddwv8hi3): Likewise.
22733 (ssse3_phaddwv4hi3): Likewise.
22734 (ssse3_phadddv4si3): Likewise.
22735 (ssse3_phadddv2si3): Likewise.
22736 (ssse3_phaddswv8hi3): Likewise.
22737 (ssse3_phaddswv4hi3): Likewise.
22738 (ssse3_phsubwv8hi3): Likewise.
22739 (ssse3_phsubwv4hi3): Likewise.
22740 (ssse3_phsubdv4si3): Likewise.
22741 (ssse3_phsubdv2si3): Likewise.
22742 (ssse3_phsubswv8hi3): Likewise.
22743 (ssse3_phsubswv4hi3): Likewise.
22744 (ssse3_pmaddubsw128): Likewise.
22745 (sse3_pmaddubsw: Likewise.
22746 (ssse3_palignrti): Likewise.
22747 (ssse3_palignrdi): Likewise.
22749 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22751 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22753 2009-04-06 Richard Guenther <rguenther@suse.de>
22755 PR tree-optimization/28868
22756 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22757 of which PHI results we inserted.
22758 (insert_into_preds_of_block): Record inserted PHIs.
22759 (eliminate): Eliminate redundant PHI nodes.
22760 (init_pre): Init inserted_phi_names.
22762 2009-04-06 Richard Guenther <rguenther@suse.de>
22764 PR tree-optimization/39643
22765 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22766 IMAGPART_EXPRs of complex constants.
22767 (execute_fold_all_builtins): If we folded a call queue
22768 TODO_update_address_taken.
22770 2009-04-06 Jan Hubicka <jh@suse.cz>
22772 PR middle-end/39659
22773 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22776 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22778 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22780 (ic_invalidate_array): Likewise.
22782 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22784 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22785 alignment for library calls.
22787 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22789 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22790 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22791 * config/i386/mingw-stdint.h: New file.
22793 2009-04-05 Richard Guenther <rguenther@suse.de>
22795 PR tree-optimization/39648
22796 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22797 our &A vs. &A[0] IL deficiencies.
22799 2009-04-04 Jan Hubicka <jh@suse.cz>
22801 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22802 removed toplevel regions.
22803 (sjlj_mark_call_sites): Likewise.
22805 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22807 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22808 (cygwin tm clause use_gcc_stdint): Set to wrap.
22809 * config/i386/cygwin-stdint.h: New file.
22811 2009-04-04 Richard Guenther <rguenther@suse.de>
22813 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22814 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22815 single-argument PHIs if we are in loop-closed SSA form.
22816 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22817 for the pre-condition.
22818 (slpeel_tree_peel_loop_to_edge): Likewise.
22819 (vect_build_loop_niters): Take an optional sequence to append stmts.
22820 (vect_generate_tmps_on_preheader): Likewise.
22821 (vect_do_peeling_for_loop_bound): Take extra guards for the
22823 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22824 the cost model check.
22825 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22826 guards if we are going to peel. Do not apply versioning in that case.
22827 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22828 (vect_do_peeling_for_loop_bound): Likewise.
22829 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22830 loop bound only record extra pre-conditions, do not apply loop
22833 2009-04-04 Richard Guenther <rguenther@suse.de>
22835 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22838 2009-04-04 Jan Hubicka <jh@suse.cz>
22840 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22841 last_basic_block for size of bb->index indexed array.
22842 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22843 compute_out, link_btr_uses, build_btr_def_use_webs,
22844 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22846 2009-04-04 Jan Hubicka <jh@suse.cz>
22848 * except.c (remove_eh_handler_and_replace): Break out from ...
22849 (remove_eh_handler): ... here.
22850 (bring_to_root): New function.
22851 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22852 handled ones, bring others to root of tree.
22854 2009-04-04 Jan Hubicka <jh@suse.cz>
22856 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22857 (all_phis_safe_to_merge): New function.
22858 (update_info): New structure.
22859 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22860 (cleanup_empty_eh): Update SSA if possible.
22862 2009-04-04 Richard Guenther <rguenther@suse.de>
22864 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22865 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22866 (append_vuse): Likewise.
22868 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22870 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22871 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22872 instead of REG_UNSAVED for DW_CFA_undefined.
22873 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22874 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22877 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22880 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22882 2009-04-04 Richard Guenther <rguenther@suse.de>
22884 PR tree-optimization/8781
22885 PR tree-optimization/37892
22886 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22887 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22888 (valueize_refs): Call it for *& valueizations.
22889 (shared_reference_ops_from_ref): Rename to ...
22890 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22891 (shared_reference_ops_from_call): Rename to ...
22892 (valueize_shared_reference_ops_from_call): ... this and valueize.
22893 (vn_reference_lookup): Update.
22894 (visit_reference_op_call): Likewise.
22895 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22896 (eliminate): Value-replace the call address in call statements.
22898 2009-04-04 Richard Guenther <rguenther@suse.de>
22900 PR tree-optimization/39636
22901 * tree-ssa-forwprop.c
22902 (forward_propagate_addr_into_variable_array_index): Check for
22903 GIMPLE_ASSIGN before accessing the rhs code.
22905 2009-04-03 Jason Merrill <jason@redhat.com>
22907 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22909 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22911 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22912 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22913 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22914 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22915 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22916 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22917 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22918 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22919 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22920 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22921 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22922 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22923 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22924 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22925 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22926 Use fr_reg_or_fp01_operand instead of fr_register_operand
22928 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22929 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22930 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22932 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22934 PR rtl-optimization/39607
22935 PR rtl-optimization/39631
22939 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22940 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22941 instead of DF_LR_OUT.
22942 * ira-lives.c (process_bb_node_lives): Ditto.
22943 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22944 instead of DF_LR_{OUT,IN}.
22945 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22946 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22948 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22950 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22951 (execute_lower_omp): Always run but take the short way out if -fopenmp
22953 (gate_lower_omp): Remove, forcing the pass manager to always run the
22954 pass and always set PROP_gimple_lomp.
22955 (pass_lower_omp): Remove gate function.
22956 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22957 PROP_trees. Instead, require it.
22958 * ipa-cp.c (pass_ipa_cp): Likewise.
22959 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22960 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22961 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22962 and PROP_gimple_leh.
22964 2009-04-03 Richard Guenther <rguenther@suse.de>
22966 PR middle-end/13146
22967 PR tree-optimization/23940
22968 PR tree-optimization/33237
22969 PR middle-end/33974
22970 PR middle-end/34093
22971 PR tree-optimization/36201
22972 PR tree-optimization/36230
22973 PR tree-optimization/38049
22974 PR tree-optimization/38207
22975 PR tree-optimization/38230
22976 PR tree-optimization/38301
22977 PR tree-optimization/38585
22978 PR middle-end/38895
22979 PR tree-optimization/38985
22980 PR tree-optimization/39299
22981 * tree-ssa-structalias.h: Remove.
22982 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22983 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22984 (struct vuse_element_d): Remove.
22985 (struct vuse_vec_d): Likewise.
22986 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22987 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22988 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22989 VUSE_ELEMENT_VAR): Likewise.
22990 (struct voptype_d): Likewise.
22991 (NUM_VOP_FREE_BUCKETS): Likewise.
22992 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22993 (struct stmt_operands_d): Remove.
22994 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22995 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22996 VDEF_NUM, VDEF_VECT): Likewise.
22997 (copy_virtual_operands): Remove.
22998 (operand_build_cmp): Likewise.
22999 (create_ssa_artificial_load_stmt): Likewise.
23000 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23001 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23002 vuse_index and mayuse_index members. Pack and move done and iter_type
23003 members to the front.
23004 (SSA_OP_VMAYUSE): Remove.
23005 (SSA_OP_VIRTUAL_USES): Adjust.
23006 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23007 (unlink_stmt_vdef): Declare.
23008 (add_to_addressable_set): Remove.
23009 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23010 (vrp_visit_stmt): Likewise.
23011 * doc/tree-ssa.texi (Alias analysis): Update.
23012 * doc/invoke.texi (max-aliased-vops): Remove docs.
23013 (avg-aliased-vops): Likewise.
23014 * tree-into-ssa.c (syms_to_rename): Remove.
23015 (need_to_update_vops_p): Likewise.
23016 (need_to_initialize_update_ssa_p): Rename to ...
23017 (update_ssa_initialized_fn): ... this. Track function we are
23019 (symbol_marked_for_renaming): Simplify.
23020 (add_new_name_mapping): Do not set need_to_update_vops_p.
23021 (dump_currdefs): Use SYMS_TO_RENAME.
23022 (rewrite_update_stmt): Always walk all uses/defs.
23023 (dump_update_ssa): Adjust.
23024 (init_update_ssa): Take function argument. Track what we are
23026 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23027 (create_new_def_for): Initialize for cfun, assert we are initialized
23029 (mark_sym_for_renaming): Simplify.
23030 (mark_set_for_renaming): Do not initialize update-ssa.
23031 (need_ssa_update_p): Simplify. Take function argument.
23032 (name_mappings_registered_p): Assert we ask for the correct function.
23033 (name_registered_for_update_p): Likewise.
23034 (ssa_names_to_replace): Likewise.
23035 (release_ssa_name_after_update_ssa): Likewise.
23036 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23037 (dump_decl_set): Do not print a newline.
23038 (debug_decl_set): Do it here.
23039 (dump_update_ssa): And here.
23040 * tree-ssa-loop-im.c (move_computations): Adjust.
23041 (movement_possibility): Likewise.
23042 (determine_max_movement): Likewise.
23043 (gather_mem_refs_stmt): Likewise.
23044 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23045 or NAME_MEMORY_TAG.
23046 * tree-complex.c (update_all_vops): Remove.
23047 (expand_complex_move): Adjust.
23048 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23049 Simplify test for memory referencing statement. Exclude
23050 non-invariant ADDR_EXPRs.
23051 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23052 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23053 (rdg_flag_uses): Likewise.
23054 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23056 (tree_optimize_tail_calls_1): Also split the
23057 edge from the entry block if we have degenerate PHI nodes in
23058 the first basic block.
23059 * tree.c (init_ttree): Remove memory-tag related code.
23060 (tree_code_size): Likewise.
23061 (tree_node_structure): Likewise.
23062 (build7_stat): Re-write to be build6_stat.
23063 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23064 (SSA_VAR_P): Adjust.
23065 (struct tree_memory_tag): Remove.
23066 (struct tree_memory_partition_tag): Likewise.
23067 (union tree_node): Adjust.
23068 (build7): Re-write to be build6.
23069 * tree-pass.h (pass_reset_cc_flags): Remove.
23070 (TODO_update_address_taken): New flag.
23071 (pass_simple_dse): Remove.
23072 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23073 * params.h (MAX_ALIASED_VOPS): Remove.
23074 (AVG_ALIASED_VOPS): Likewise.
23075 * omp-low.c (expand_omp_taskreg): Update SSA form.
23076 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23077 aliases the lhs in a copy stmt.
23078 * tree-ssa-dse.c (struct address_walk_data): Remove.
23079 (memory_ssa_name_same): Likewise.
23080 (memory_address_same): Likewise.
23081 (get_kill_of_stmt_lhs): Likewise.
23082 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23083 unused stores. Look through PHI nodes into post-dominated regions.
23084 (dse_optimize_stmt): Simplify. Properly remove stores.
23085 (tree_ssa_dse): Compute dominators.
23086 (execute_simple_dse): Remove.
23087 (pass_simple_dse): Likewise.
23088 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23089 gimple_loaded_syms and gimple_stored_syms computation.
23090 * toplev.c (dump_memory_report): Dump alias and pta stats.
23091 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23092 (vn_reference_eq): Likewise.
23093 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23094 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23095 valueize_vuses): Remove.
23096 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23097 (get_def_ref_stmt_vuse): ... this.
23098 (vn_reference_lookup_2): New function.
23099 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23100 walking equivalent vuses. Simplify.
23101 (vn_reference_lookup): Likewise.
23102 (vn_reference_insert): Likewise.
23103 (vn_reference_insert_pieces): Likewise.
23104 (visit_reference_op_call): Simplify.
23105 (visit_reference_op_load): Likewise.
23106 (visit_reference_op_store): Likewise.
23107 (init_scc_vn): Remove shared_lookup_vuses initialization.
23108 (free_scc_vn): Remove shared_lookup_vuses freeing.
23109 (sort_vuses, sort_vuses_heap): Remove.
23110 (get_ref_from_reference_ops): Export.
23111 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23112 vector with single vuse pointer.
23113 (vn_reference_lookup_pieces, vn_reference_lookup,
23114 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23115 (shared_vuses_from_stmt): Remove.
23116 (get_ref_from_reference_ops): Declare.
23117 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23118 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23119 memory-tag related code.
23120 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23121 (likely_value): Add comment, skip static-chain of call statements.
23122 (surely_varying_stmt_p): Adjust.
23123 (gimplify_and_update_call_from_tree): Likewise.
23124 (execute_fold_all_builtins): Do not rebuild alias info.
23125 (gimplify_and_update_call_from_tree): Properly update VOPs.
23126 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23127 (copy_ref_info): Remove memory-tag related code.
23128 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23129 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23130 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23132 * tree-ssa-dom.c (gimple_p): Remove typedef.
23133 (eliminate_redundant_computations): Adjust.
23134 (record_equivalences_from_stmt): Likewise.
23135 (avail_expr_hash): Likewise.
23136 (avail_expr_eq): Likewise.
23137 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23138 (stmt_makes_single_load): Likewise.
23139 (stmt_makes_single_store): Likewise.
23140 * tree-ssa-alias.c: Rewrite completely.
23141 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23142 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23143 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23144 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23145 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23146 Remove public functions.
23147 (pass_reset_cc_flags): Remove.
23148 (pass_build_alias): Move ...
23149 * tree-ssa-structalias.c (pass_build_alias): ... here.
23150 * tree-ssa-alias.c (may_be_aliased): Move ...
23151 * tree-flow-inline.h (may_be_aliased): ... here.
23152 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23153 count_uses_and_derefs): Move ...
23154 * gimple.c: ... here.
23155 * gimple.h (count_uses_and_derefs): Declare.
23156 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23157 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23158 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23159 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23160 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23161 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23162 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23164 * tree-dfa.c (refs_may_alias_p): Move ...
23165 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23166 * tree-ssa-alias.h: New file.
23167 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23168 (statement_sink_location): Likewise.
23169 * opts.c (decode_options): Do not adjust max-aliased-vops or
23170 avg-aliased-vops values.
23171 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23172 (TV_CALL_CLOBBER): Likewise.
23173 (TV_FLOW_SENSITIVE): Likewise.
23174 (TV_FLOW_INSENSITIVE): Likewise.
23175 (TV_MEMORY_PARTITIONING): Likewise.
23176 (TV_ALIAS_STMT_WALK): New timevar.
23177 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23178 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23179 (get_address_description): Remove memory-tag related code.
23180 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23181 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23182 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23183 and immediate uses in statements. Document.
23184 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23185 (dump_symbols): Remove.
23186 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23187 * alias.c (get_deref_alias_set): New function split out from ...
23188 (get_alias_set): ... here.
23189 * alias.h (get_deref_alias_set): Declare.
23190 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23191 type parameter. Remove restrict pointer handling. Create a
23192 ref-all pointer in case type-based alias sets do not conflict.
23193 (vect_analyze_data_refs): Remove SMT related code.
23194 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23195 (vectorizable_load): Likewise.
23196 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23197 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23198 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23199 Ignore vops and SMTs.
23200 (dr_analyze_alias): Likewise..
23201 (free_data_ref): Likewise.
23202 (create_data_ref): Likewise.
23203 (analyze_all_data_dependences): Likewise.
23204 (get_references_in_stmt): Adjust.
23205 * tree-flow-inline.h (gimple_aliases_computed_p,
23206 gimple_addressable_vars, gimple_call_clobbered_vars,
23207 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23208 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23209 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23210 gimple_mem_ref_stats): Remove.
23211 (gimple_vop): New function.
23212 (op_iter_next_use): Remove vuses and mayuses cases.
23213 (op_iter_next_def): Remove vdefs case.
23214 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23215 (clear_and_done_ssa_iter): Do not set removed fields.
23216 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23217 Assert we are not iterating over vuses or vdefs if not also
23218 iterating over uses or defs.
23219 (op_iter_init_use): Likewise.
23220 (op_iter_init_def): Likewise.
23221 (op_iter_next_vdef): Remove.
23222 (op_iter_next_mustdef): Likewise.
23223 (op_iter_init_vdef): Likewise.
23224 (compare_ssa_operands_equal): Likewise.
23225 (link_use_stmts_after): Handle vuse operand.
23226 (is_call_used): Use is_call_clobbered.
23227 (is_call_clobbered): Global variables are always call clobbered,
23228 query the call-clobbers bitmap.
23229 (mark_call_clobbered): Ignore global variables.
23230 (clear_call_clobbered): Likewise.
23231 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23232 virtual operands sanity check.
23233 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23235 (TARGET_MEM_REF): Remove TMR_TAG operand.
23236 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23237 Remove call-clobber related code.
23238 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23239 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23240 partitions or escape reason.
23241 (get_single_def_stmt, get_single_def_stmt_from_phi,
23242 get_single_def_stmt_with_phi): Remove.
23243 (dump_referenced_vars): Tidy.
23244 (get_ref_base_and_extent): Allow bare decls.
23245 (collect_dfa_stats): Adjust.
23246 * graphite.c (rename_variables_in_stmt): Adjust.
23247 (graphite_copy_stmts_from_block): Likewise.
23248 (translate_clast): Likewise.
23249 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23251 (translate_vuse_through_block): Use the oracle.
23252 (phi_translate_1): Adjust.
23253 (value_dies_in_block_x): Use the oracle. Cache the outcome
23255 (valid_in_sets): Check if the VUSE for
23256 a REFERENCE is available.
23257 (eliminate): Do not remove stmts during elimination,
23258 instead queue and remove them afterwards.
23259 (do_pre): Do not rebuild alias info.
23260 (pass_pre): Run TODO_rebuild_alias before PRE.
23261 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23262 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23263 (mark_all_v_defs_stmt): Remove.
23264 (mark_all_v_defs_seq): Adjust.
23265 (sra_replace): Likewise.
23266 (scalarize_use): Likewise.
23267 (scalarize_copy): Likewise.
23268 (scalarize_init): Likewise.
23269 (scalarize_ldst): Likewise.
23270 (todoflags): Remove.
23271 (tree_sra): Do not rebuild alias info.
23272 (tree_sra_early): Adjust.
23273 (pass_sra): Run TODO_update_address_taken before SRA.
23274 * tree-predcom.c (set_alias_info): Remove.
23275 (prepare_initializers_chain): Do not call it.
23276 (mark_virtual_ops_for_renaming): Adjust.
23277 (mark_virtual_ops_for_renaming_list): Remove.
23278 (initialize_root_vars): Adjust.
23279 (initialize_root_vars_lm): Likewise.
23280 (prepare_initializers_chain): Likewise.
23281 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23282 (may_propagate_copy_into_stmt): Likewise.
23283 (merge_alias_info): Do nothing for now.
23284 (propagate_tree_value_into_stmt): Adjust.
23285 (stmt_may_generate_copy): Likewise.
23286 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23287 not mark symbols for renaming.
23288 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23289 with the same statement, make sure to update the new pointed-to one.
23290 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23291 call statements, do not mark symbols for renaming.
23292 (mark_operand_necessary): Dump something.
23293 (ref_may_be_aliased): New function.
23294 (mark_aliased_reaching_defs_necessary_1): New helper function.
23295 (mark_aliased_reaching_defs_necessary): Likewise.
23296 (mark_all_reaching_defs_necessary_1): Likewise.
23297 (mark_all_reaching_defs_necessary): Likewise.
23298 (propagate_necessity): Do not process virtual PHIs. For
23299 non-aliased loads mark all reaching definitions as necessary.
23300 For aliased loads and stores mark the immediate dominating
23301 aliased clobbers as necessary.
23302 (visited): New global static.
23303 (perform_tree_ssa_dce): Free visited bitmap after propagating
23305 (remove_dead_phis): Perform simple dead virtual PHI removal.
23306 (remove_dead_stmt): Properly unlink virtual operands when
23308 (eliminate_unnecessary_stmts): Schedule PHI removal after
23310 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23311 (process_replaceable): Likewise.
23312 (find_replaceable_in_bb): Likewise.
23313 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23314 based on the single gimple vop.
23315 (verify_flow_insensitive_alias_info): Remove.
23316 (verify_flow_sensitive_alias_info): Likewise.
23317 (verify_call_clobbering): Likewise.
23318 (verify_memory_partitions): Likewise.
23319 (verify_alias_info): Likewise.
23320 (verify_ssa): Adjust..
23321 (execute_update_addresses_taken): Export. Update SSA
23322 manually. Optimize only when optimizing. Use a local bitmap.
23323 (pass_update_address_taken): Remove TODO_update_ssa, add
23325 (pass_update_address_taken): Just use TODO_update_address_taken.
23326 (init_tree_ssa): Do not initialize addressable_vars.
23327 (verify_ssa): Verify new VUSE / VDEF properties.
23328 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23329 Do not call verify_alias_info.
23330 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23331 Do not free the loaded and stored syms bitmaps. Reset the escaped
23332 and callused solutions. Do not free addressable_vars.
23333 Remove memory-tag related code.
23334 (warn_uninitialized_var): Aliases are always available.
23335 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23336 * lambda-code.c (can_put_in_inner_loop): Adjust.
23337 (can_put_after_inner_loop): Likewise.
23338 (perfect_nestify): Likewise.
23339 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23340 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23341 (vectorizable_conversion): Do not mark symbols for renaming.
23342 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23343 (expand_call_inline): Unlink the calls virtual operands before
23345 (tree_function_versioning): Do not call update_ssa if we are not
23346 updating clones. Simplify.
23347 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23348 (propagate_with_phi): Likewise..
23349 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23350 clobber code. Assert we are not aliased or global.
23351 * tree-flow.h: Include tree-ssa-alias.h
23352 (enum escape_type): Remove.
23353 (struct mem_sym_stats_d): Likewise.
23354 (struct mem_ref_stats_d): Likewise.
23355 (struct gimple_df): Add vop member. Remove global_var,
23356 call_clobbered_vars, call_used_vars, addressable_vars,
23357 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23358 escaped and callused members.
23359 (struct ptr_info_def): Remove all members, add points-to solution
23361 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23362 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23363 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23364 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23365 (tree-ssa-alias.o): Likewise.
23366 (toplev.o): Add tree-ssa-alias.h
23367 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23368 * gimple.c (gimple_set_bb): Fix off-by-one error.
23369 (is_gimple_reg): Do not handle memory tags.
23370 (gimple_copy): Also copy virtual operands.
23371 Delay updating the statement. Do not reset loaded and stored syms.
23372 (gimple_set_stored_syms): Remove.
23373 (gimple_set_loaded_syms): Likewise.
23374 (gimple_call_copy_skip_args): Copy the virtual operands
23375 and mark the new statement modified.
23376 * tree-ssa-structalias.c (may_alias_p): Remove.
23377 (set_uids_in_ptset): Take the alias set to prune with as
23378 parameter. Fold in the alias test of may_alias_p.
23379 (compute_points_to_sets): Compute whether a ptr is dereferenced
23380 in a local sbitmap.
23381 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23382 other ADDRESSOF constraints on the lhs.
23383 (get_constraint_for_component_ref): Assert that we don't get
23384 ADDRESSOF constraints from the base of the reference.
23385 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23386 (struct variable_info): Remove collapsed_to member.
23387 (get_varinfo_fc): Remove.
23388 (new_var_info): Do not set collapsed_to.
23389 (dump_constraint): Do not follow cycles.
23390 (dump_constraint_graph): Likewise.
23391 (build_pred_graph): Likewise.
23392 (build_succ_graph): Likewise.
23393 (rewrite_constraints): Likewise.
23394 (do_simple_structure_copy): Remove.
23395 (do_rhs_deref_structure_copy): Remove.
23396 (do_lhs_deref_structure_copy): Remove.
23397 (collapse_rest_of_var): Remove.
23398 (do_structure_copy): Re-implement.
23399 (pta_stats): New global variable.
23400 (dump_pta_stats): New function.
23401 (struct constraint_expr): Make offset signed.
23402 (UNKNOWN_OFFSET): Define special value.
23403 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23404 (solution_set_expand): New helper function split out from ...
23405 (do_sd_constraint): ... here.
23406 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23407 (do_ds_constraint): Likewise.
23408 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23409 and CALLUSED = *CALLUSED.
23410 (set_union_with_increment): Make inc argument signed.
23411 (type_safe): Remove.
23412 (get_constraint_for_ptr_offset): Handle unknown and negative
23414 (first_vi_for_offset): Handle offsets before start. Bail
23415 out early for offsets beyond the variable extent.
23416 (first_or_preceding_vi_for_offset): New function.
23417 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23418 Together with ESCAPED = *ESCAPED this properly computes reachability.
23419 (find_what_var_points_to): New function.
23420 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23421 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23422 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23423 pt_solutions_intersect): New functions.
23424 (compute_call_used_vars): Remove.
23425 (compute_may_aliases): New main entry into PTA computation.
23426 * gimple.h (gimple_p): New typedef.
23427 (struct gimple_statement_base): Remove references_memory_p.
23428 (struct gimple_statement_with_memory_ops_base): Remove
23429 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23431 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23432 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23433 gimple_set_references_memory): Remove.
23434 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23435 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23437 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23438 (verify_expr): Allow RESULT_DECL.
23439 (gimple_duplicate_bb): Do not copy virtual operands.
23440 (gimple_duplicate_sese_region): Adjust.
23441 (gimple_duplicate_sese_tail): Likewise.
23442 (mark_virtual_ops_in_region): Remove.
23443 (move_sese_region_to_fn): Do not call it.
23444 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23445 and pass_simple_dse.
23446 (execute_function_todo): Handle TODO_update_address_taken,
23447 call execute_update_addresses_taken for TODO_rebuild_alias.
23448 (execute_todo): Adjust.
23449 (execute_one_pass): Init dump files early.
23450 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23452 (create_general_new_stmt): Clear vops.
23453 * tree-ssa-reassoc.c (get_rank): Adjust.
23454 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23455 symbols for renaming.
23456 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23457 (PARAM_AVG_ALIASED_VOPS): Likewise.
23458 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23459 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23460 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23461 (operand_build_cmp, copy_virtual_operands,
23462 create_ssa_artificial_load_stmt, add_to_addressable_set,
23463 gimple_add_to_addresses_taken): Remove public functions.
23464 (unlink_stmt_vdef): New function.
23466 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23468 * config.gcc (powerpc-*-linux*): Merge variants.
23470 2009-04-02 Chao-ying Fu <fu@mips.com>
23471 James Grosbach <james.grosbach@microchip.com>
23473 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23474 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23476 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23477 keep_interrupts_masked_p, use_debug_exception_return_p.
23478 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23479 keep_interrupts_masked, use_debug_exception_return.
23480 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23481 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23483 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23484 (mips_print_operand): Process COP0 registers to print $0 .. $31
23485 correctly for GAS to process.
23486 (mips_interrupt_extra_call_saved_reg_p): New function.
23487 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23489 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23490 (mips_compute_frame_info): Add supports for interrupt context that
23491 includes doubleword accumulators and COP0 registers.
23492 (mips_for_each_saved_acc): New function.
23493 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23494 mips_for_each_saved_reg.
23495 (mips_save_reg): Save accumulators.
23496 (mips_kernel_reg_p): A new for_each_rtx callback.
23497 (mips_expand_prologue): Support interrupt handlers.
23498 (mips_restore_reg): Restore accumulators.
23499 (mips_expand_epilogue): Support interrupt handlers.
23500 (mips_can_use_return_insn): Return false for interrupt handlers.
23501 (mips_epilogue_uses): New function.
23502 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23503 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23504 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23505 cop0_move): New instructions.
23506 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23507 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23509 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23511 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23512 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23513 interrupt handlers, we use K0 as the temporary register.
23514 (EPILOGUE_USES): Change to a function call.
23515 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23516 handlers, we use K0 as the temporary register.
23518 * doc/extend.texi (Function Attributes): Document interrupt,
23519 use_shadow_register_set, keep_interrupts_masked,
23520 use_debug_exception_return for MIPS attributes.
23522 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23524 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23525 Remove a number of t-files from tmake_file.
23526 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23527 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23528 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23529 target_prototype, not TARGET_PROTOTYPE.
23530 (LINK_OS_GNU_SPEC): Define.
23531 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23532 and darwin-ldoubdle.c.
23534 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23537 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23538 (cpp_options): Ditto.
23539 (default_compilers): Ditto.
23540 (display_help): Ditto.
23541 (process_command): Ditto.
23542 (do_spec_1): Ditto.
23543 (set_input): Use lbasename instead of duplicate code.
23544 (save_temps_prefix): New static for -save-temps=obj.
23545 (save_temps_length): Ditto.
23547 * doc/invoke.texi (-save-temps=obj): Document new variant to
23548 -save-temps switch.
23550 2009-04-02 Jeff Law <law@redhat.com>
23552 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23555 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23557 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23558 * configure: Regenerated.
23560 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23562 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23563 share the argument list.
23565 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23569 2009-02-12 Diego Novillo <dnovillo@google.com>
23571 * varpool.c (debug_varpool): New.
23572 * cgraph.h (debug_varpool): Declare.
23574 2009-04-02 Jan Hubicka <jh@suse.cz>
23576 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23579 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23581 * config/i386/i386.c (ix86_abi): Move initialization to ...
23582 (override_options): Here.
23584 2009-04-02 Christian Bruel <christian.bruel@st.com>
23586 * config/sh/sh.c (sh_dwarf_register_span): New function.
23587 (TARGET_DWARF_REGISTER_SPAN): Define.
23588 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23590 2009-04-02 Ira Rosen <irar@il.ibm.com>
23592 PR tree-optimization/39595
23593 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23594 interleaved loads group is not greater than the SLP group size.
23596 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23598 * builtins.c (is_builtin_name): New.
23599 (called_as_built_in): Use is_builtin_name.
23600 * tree.h (is_builtin_name): New.
23601 * varasm.c (incorporeal_function_p): Use is_builtin_name
23603 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23605 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23607 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23610 * c-decl.c (clone_underlying_type): Move this ...
23611 * c-common.c (set_underlying_type): ... here.
23612 Also, make sure the function properly sets TYPE_STUB_DECL() on
23613 the newly created typedef variant type.
23614 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23615 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23618 2009-04-02 Richard Guenther <rguenther@suse.de>
23620 PR tree-optimization/37221
23621 * tree-flow.h (degenerate_phi_result): Declare.
23622 * tree-ssa-dom.c (degenerate_phi_result): Export.
23623 * tree-scalar-evolution.c (analyze_initial_condition): If
23624 the initial condition is defined by a degenerate PHI node
23625 use the degenerate value.
23627 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23629 PR rtl-optimization/39588
23630 * combine.c (merge_outer_ops): Do not set the constant when this
23632 (simplify_shift_const_1): Do not modify it either in this case.
23634 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23636 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23637 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23639 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23642 * c-lex.c (interpret_float): Default (no suffix) is double.
23644 2009-04-1 Xinliang David Li <davidxl@google.com>
23646 * config/i386/i386.c (legitimate_constant_p): Recognize
23647 all one vector constant.
23649 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23651 * config/vax/vax.c: Add #includes to silence warnings.
23652 Change #include order to silence two warnings.
23654 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23656 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23657 (ASM_SPEC): Pass -k to the assembler for PIC code.
23659 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23661 * config.gcc: Add vax-*-linux* to the switch.
23662 * config/vax/linux.h: New file. (TARGET_VERSION,
23663 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23665 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23667 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23668 Use predicate macros instead of GET_CODE() == foo.
23669 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23670 ashlsi3, rotrsi3, <unnamed>): Likewise.
23672 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23674 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23675 jbbccihi, jbbccisi): Remova trailing whitespace.
23676 * config/vax/constraints.md: Likewise.
23677 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23678 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23679 * config/vax/predicates.md: Likewise.
23680 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23681 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23682 * config/vax/vax.h: Likewise.
23683 * config/vax/vax.md (nonlocal_goto): Likewise.
23685 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23687 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23688 (indirectable_address_p, adjacent_operands_p): Add spaces around
23690 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23692 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23694 * config/vax/vax.c (legitimate_constant_address_p,
23695 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23696 index_term_p, reg_plus_index_p, legitimate_address_p,
23697 vax_mode_dependent_address_p): Update comments to match functions
23698 modified by the recent int->bool conversion.
23700 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23702 * config/vax/builtins.md: Update copyright message.
23703 * config/vax/constraints.md: Likewise.
23704 * config/vax/netbsd-elf.h: Likewise.
23705 * config/vax/predicates.md: Likewise.
23706 * config/vax/vax-protos.h: Likewise.
23707 * config/vax/vax.c: Likewise.
23708 * config/vax/vax.h: Likewise.
23709 * config/vax/vax.md: Likewise.
23710 * config/vax/vax.opt: Likewise.
23712 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23714 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23715 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23716 * config/vax/constraints.md (B, R): Likewise.
23717 * config/vax/predicates.md (external_memory_operand,
23718 nonimmediate_addsub_di_operand): Likewise.
23719 * config/vax/vax.c (vax_output_int_add): Likewise.
23720 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23721 untyped_call): Likewise.
23723 2009-04-01 Matt Thomas <matt@3am-software.com>
23725 * config/vax/predicates.md: New file.
23726 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23727 external_const_operand, nonsymbolic_operand, external_memory_operand,
23728 indirect_memory_operand, indexed_memory_operand,
23729 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23730 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23732 * config/vax/constraints.md: New file.
23733 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23735 * config/vax/builtins.md: New file.
23736 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23737 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23739 * config/vax/vax.opt (mqmath): Add option.
23740 * config/vax/vax.md (isfx): Extend with DI.
23741 (VAXintQH, VAXintQHSD): Define.
23742 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23743 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23744 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23745 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23746 (movdi): Update constraints and use vax_output_int_move().
23747 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23748 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23749 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23750 nonlocal_goto): New.
23751 (mov<mode>): Extend accepted operand types.
23752 (subdi3_old): Rename from subdi3, change update constraints and use
23753 a new implementation.
23754 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23755 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23756 MOVE_RATIO, CLEAR_RATIO): Define.
23757 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23758 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23759 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23760 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23761 (split_quadword_operands): Make static and really allow variable
23763 (print_operand_address): Update for PIC generation.
23764 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23765 indexable_address_p, fixup_mathdi_operand,
23766 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23767 (vax_float_literal, legitimate_constant_p,
23768 indirectable_constant_address_p, index_term_p,
23769 reg_plus_index_p): Return bool instead of int.
23770 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23772 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23774 (vax_output_conditional_branch): Indent.
23775 (legitimate_constant_address_p, indirectable_constant_address_p,
23776 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23777 vax_mode_dependent_address_p): Return bool instead of int, update for
23779 * config/vax/vax-protos.h (legitimate_constant_address_p,
23780 legitimate_constant_p, legitimate_address_p,
23781 vax_mode_dependent_address_p): Change declaration to bool.
23782 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23783 vax_expand_addsub_di_operands, vax_output_int_subtract,
23784 vax_output_movmemsi): Declare.
23785 (split_quadword_operands, vax_float_literal): Delete declaration.
23786 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23787 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23788 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23789 ASM_OUTPUT_DWARF_PCREL): Define.
23790 (ASM_SPEC): Change definition to allow PIC generation.
23792 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23794 * doc/sourcebuild.texi: Update front-end requirements.
23796 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23799 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23800 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23801 (booldi3_internal3): Use boolean_or_operator instead of
23804 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23807 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23808 declarator whose size is not an integer constant expression but
23809 folds to an integer constant, then treat it as a constant
23812 2009-04-01 Richard Guenther <rguenther@suse.de>
23814 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23815 i * 4 + 2 to (i * 2 + 1) * 2.
23817 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23820 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23821 return if c_parser_asm_string_literal returned NULL.
23823 2009-04-01 Nick Clifton <nickc@redhat.com>
23825 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23827 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23828 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23829 other typedefs to avoid conflicts with libgcc2.c. Define labels
23830 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23832 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23833 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23836 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23838 * varasm.c (default_function_rodata_section): Declare DOT as
23841 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23842 Andrey Galkin <agalkin@hypercom.com>
23845 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23846 Make object_name unique for each process.
23848 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23851 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23852 addressable variables in the parallel that could go out of scope while
23853 running queued tasks.
23855 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23857 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23858 (CASE_VALUES_THRESHOLD): Redefine.
23859 * config/avr/avr.c (avr_override_options): Remove initialization of
23860 avr_case_values_threshold variable.
23861 (avr_case_values_threshold): Remove variable. Add new function.
23862 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23863 * config/avr/avr.opt (mno-tablejump): Remove option.
23864 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23866 2009-04-01 DJ Delorie <dj@redhat.com>
23868 * varasm.c (default_function_rodata_section): Don't assume
23869 anything about where the first '.' in the section name is.
23871 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23873 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23874 rs6000_emit_stack_tie.
23876 2009-03-31 Ian Lance Taylor <iant@google.com>
23878 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23879 gimple_code with GIMPLE_RESX, not RESX.
23881 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23883 * c-common.c (c_get_ident): New.
23884 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23886 2009-04-01 Ben Elliston <bje@au.ibm.com>
23888 * config/rs6000/sysv4.opt (msdata): Improve option description.
23890 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23892 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23893 (divdf3_internal_lat): Remove.
23894 (divxf3_internal_lat): Remove.
23895 (divxf3_internal_thr): Remove.
23896 (divxf): Use divxf3_internal.
23897 * config/ia64/div.md (divsf3_internal_lat): New.
23898 (divdf3_internal_lat): New.
23899 (divxf3_internal): New.
23901 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23904 * Makefile.in (USE_GCC_STDINT): Define.
23905 (stmp-int-hdrs): Install stdint.h if applicable.
23906 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23908 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23909 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23910 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23911 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23912 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23913 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23914 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23915 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23916 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23917 (c_common_nodes_and_builtins): Initialize
23918 underlying_wchar_type_node. Do not initialize
23919 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23920 nodes for new types.
23921 (c_stddef_cpp_builtins): Define macros for new types.
23922 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23924 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23925 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23926 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23927 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23928 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23929 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23930 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23931 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23932 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23933 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23934 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23935 int16_type_node, int32_type_node, int64_type_node,
23936 uint8_type_node, uint16_type_node, c_uint32_type_node,
23937 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23938 int_least32_type_node, int_least64_type_node,
23939 uint_least8_type_node, uint_least16_type_node,
23940 uint_least32_type_node, uint_least64_type_node,
23941 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23942 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23943 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23944 uintptr_type_node): Define.
23945 * c-cppbuiltin.c (builtin_define_constants,
23946 builtin_define_type_minmax): New.
23947 (builtin_define_stdint_macros): Define more macros.
23948 (c_cpp_builtins): Define more limit macros.
23949 (type_suffix): New.
23950 (builtin_define_type_max): Define in terms of
23951 builtin_define_type_minmax. Remove is_long parameter. All
23953 * config.gcc (use_gcc_stdint): Define.
23954 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23955 Add newlib-stdint.h for generic targets.
23956 * config/glibc-stdint.h, config/newlib-stdint.h,
23957 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23958 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23959 * config/score/score.h (UINTPTR_TYPE): Define.
23960 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23961 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23962 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23963 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23964 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23965 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23966 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23967 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23968 * config/spu/spu.h (STDINT_LONG32): Define.
23969 * configure.ac (use_gcc_stdint): Substitute.
23970 * configure: Regenerate.
23971 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23972 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23973 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23974 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23975 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23976 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23977 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23978 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23979 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23980 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23981 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23982 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23983 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23984 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23985 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23986 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23987 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23988 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23989 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23990 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23991 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23992 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23993 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23994 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23995 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23996 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23997 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23998 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23999 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24001 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24003 * loop-iv.c (suitable_set_for_replacement): Renamed from
24004 simplify_using_assignment; changed to return bool and to accept new
24005 args DEST and SRC. Return true iff we find a source/destination pair
24006 that can be used to make a replacement, and fill SRC and DEST if so.
24007 Remove arg ALTERED. Don't deal with altered regs here. All callers
24009 (simplify_using_initial_values): Deal with altered regs here and track
24010 more precisely the effect they have on the validity of our expression.
24012 * loop-iv.c (simplify_using_condition): A condition of the form
24013 (EQ REG CONST) can be used to simply make a substitution.
24014 (simplify_using_initial_values): Keep track of conditions we have seen
24015 and keep using them to simplify new expressions, while applying the
24016 same substitutions to them as to the expression.
24018 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24019 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24022 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24023 changed. Use this when trying to improve the upper bound.
24024 Generate the comparison by using simplify_gen_relational.
24026 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24028 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24030 (simplify_using_assignment, simplify_using_initial_values): Call
24031 replace_in_expr to make replacements. Call replace_single_def_regs
24032 once on the initial version of the expression.
24034 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24037 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24039 2009-03-31 Richard Guenther <rguenther@suse.de>
24041 PR middle-end/31029
24042 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24043 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24045 2009-03-31 Richard Guenther <rguenther@suse.de>
24047 * tree.h (div_if_zero_remainder): Declare.
24048 * fold-const.c (div_if_zero_remainder): Export.
24049 * tree-ssa-forwprop.c
24050 (forward_propagate_addr_into_variable_array_index): Handle
24051 constant array index addition outside of the variable index.
24053 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24056 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24057 define_splits, floatunssi<mode>2): Require x87 conversions from
24058 DImode to be permitted.
24060 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24062 PR preprocessor/15638
24063 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24065 2009-03-31 Richard Guenther <rguenther@suse.de>
24067 PR middle-end/23401
24068 PR middle-end/27810
24069 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24070 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24071 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24072 a separate statement.
24073 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24074 (lookup_tmp_var): Likewise.
24075 (is_gimple_formal_tmp_or_call_rhs): Remove.
24076 (is_gimple_reg_or_call_rhs): Rename to ...
24077 (is_gimple_reg_rhs_or_call): ... this.
24078 (is_gimple_mem_or_call_rhs): Rename to ...
24079 (is_gimple_mem_rhs_or_call): ... this.
24080 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24081 DECL_GIMPLE_REG_P only if is_formal is true.
24082 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24083 for non-proper post-modify expression gimplification.
24084 (gimplify_self_mod_expr): For post-modify expressions gimplify
24085 the lvalue to a minimal lvalue.
24086 (rhs_predicate_for): Remove formal temp case.
24087 (gimplify_modify_expr_rhs): Likewise.
24088 (gimplify_addr_expr): Use is_gimple_reg.
24089 (gimplify_expr): Remove formal temp cases.
24090 (gimple_regimplify_operands): Likewise.
24091 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24092 and FILTER_EXPR like constants.
24093 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24095 (is_gimple_formal_tmp_rhs): Remove.
24096 (is_gimple_reg_rhs): Remove special casing.
24097 (is_gimple_mem_rhs): Fix.
24098 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24099 (is_gimple_formal_tmp_var): Remove.
24100 (is_gimple_formal_tmp_reg): Likewise.
24101 (is_gimple_min_lval): Allow invariant component ref parts.
24102 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24103 is_gimple_formal_tmp_reg): Remove declarations.
24104 * tree-cfg.c (verify_expr): Verify that variables with address
24105 taken do not have DECL_GIMPLE_REG_P set.
24106 * tree-mudflap.c (mf_build_check_statement_for): Use
24107 force_gimple_operand instead of gimplify_expr.
24109 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24111 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24112 schedulable rows to compute_split_row.
24114 2009-03-31 Ben Elliston <bje@au.ibm.com>
24117 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24120 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24122 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24123 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24124 * configure: Regenerate.
24125 * config.in: Regenerate.
24126 * config/rs6000/rs6000.opt (mtls-markers): Add.
24127 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24128 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24129 (tls_ld_aix, tls_ld_sysv): Likewise.
24130 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24131 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24133 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24135 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24137 2009-03-30 Jan Hubicka <jh@suse.cz>
24139 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24141 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24142 detection and label handling.
24144 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24146 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24147 left_conflicts_size.
24148 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24149 ALLOCNO_LEFT_CONFLICTS_SIZE.
24151 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24152 remove_allocno_from_bucket_and_push,
24153 allocno_spill_priority_compare, push_allocnos_to_stack,
24154 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24155 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24156 (setup_allocno_left_conflicts_num): Ditto. Rename to
24157 setup_allocno_left_conflicts_size.
24158 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24159 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24160 setup_allocno_left_conflicts_size instead of
24161 setup_allocno_left_conflicts_num.
24163 * ira-build.c (ira_create_allocno): Use
24164 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24165 ALLOCNO_LEFT_CONFLICTS_NUM.
24167 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24169 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24170 instead of DF_LR_OUT.
24172 * ira-lives.c (process_bb_node_lives): Ditto.
24174 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24175 instead of DF_LR_{OUT,IN}.
24177 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24179 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24181 2009-03-30 Jan Hubicka <jh@suse.cz>
24183 * except.c (label_to_region_map): Fix thinko.
24185 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24187 PR middle-end/38237
24188 * tree.h (tree_find_value): New declaration.
24189 * tree.c (tree_find_value): New function.
24190 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24192 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24195 * c-decl.c (struct c_binding): Add locus field.
24196 (bind): Add locus argument, set locus field from it.
24197 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24198 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24199 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24200 implicitly_declare, undeclared_variable, lookup_label,
24201 declare_label, c_make_fname_decl, c_builtin_function,
24202 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24205 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24208 * config/i386/i386.c (classify_argument): Check total size of
24211 2009-03-30 Martin Jambor <mjambor@suse.cz>
24213 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24214 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24215 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24218 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24219 seen_variable_array_ref while also traversing a union.
24221 * tree-inline.c (optimize_inline_calls): Do not call
24222 cgraph_node_remove_callees.
24223 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24224 (pass_remove_cgraph_callee_edges): New variable.
24225 * passes.c (init_optimization_passes): Add
24226 pass_remove_cgraph_callee_edges after early inlining and before all
24227 late intraprocedural passes.
24229 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24231 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24233 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24234 Fix typos in names.
24236 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24238 * combine.c (simplify_comparison): Use have_insn_for.
24239 * dojump.c (do_jump): Likewise.
24241 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24243 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24244 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24245 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24246 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24247 instead of sparc_compare_emitted.
24248 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24249 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24250 instead of sparc_compare_emitted.
24252 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24254 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24255 enter/exit cfglayout mode.
24256 (pass_partition_block): Require it.
24257 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24258 (combine_instructions): Track basic blocks instead of labels.
24259 (update_cfg_for_uncondjump): New.
24260 (try_combine): Use it. Update jumps after rescanning.
24261 (pass_combine): Require PROP_cfglayout.
24262 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24264 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24266 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24267 Provide/destroy PROP_cfglayout respectively.
24268 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24269 * tree-pass.h (PROP_cfglayout): New.
24271 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24273 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24274 fold_convert_const_fixed_from_fixed,
24275 fold_convert_const_fixed_from_int,
24276 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24277 set TREE_CONSTANT_OVERFLOW.
24278 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24279 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24281 2009-03-30 Ira Rosen <irar@il.ibm.com>
24283 * tree-vect-loop-manip.c: New file.
24284 * tree-vectorizer.c: Update documentation and included files.
24285 (vect_loop_location): Make extern.
24286 (rename_use_op): Move to tree-vect-loop-manip.c
24287 (rename_variables_in_bb, rename_variables_in_loop,
24288 slpeel_update_phis_for_duplicate_loop,
24289 slpeel_update_phi_nodes_for_guard1,
24290 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24291 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24292 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24293 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24294 find_loop_location): Likewise.
24295 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24296 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24297 get_vectype_for_scalar_type, vect_is_simple_use,
24298 supportable_widening_operation, supportable_narrowing_operation):
24300 (bb_in_loop_p): Move to tree-vect-loop.c.
24301 (new_loop_vec_info, destroy_loop_vec_info,
24302 reduction_code_for_scalar_code, report_vect_op,
24303 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24304 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24305 (vect_supportable_dr_alignment): Likewise.
24306 * tree-vectorizer.h (tree-data-ref.h): Include.
24307 (vect_loop_location): Declare.
24308 Reorganize function declarations according to the new file structure.
24309 * tree-vect-loop.c: New file.
24310 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24311 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24312 * tree-vect-data-refs.c: New file.
24313 * tree-vect-patterns.c (timevar.h): Don't include.
24314 * tree-vect-stmts.c: New file.
24315 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24316 tree-vect-slp.c, tree-vect-loop.c.
24317 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24318 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24319 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24320 (tree-vect-analyze.o): Remove.
24321 (tree-vect-transform.o): Likewise.
24322 (tree-vect-data-refs.o): Add rule.
24323 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24324 tree-vect-slp.o): Likewise.
24325 (tree-vect-patterns.o): Remove redundant dependencies.
24326 (tree-vectorizer.o): Likewise.
24327 * tree-vect-slp.c: New file.
24329 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24331 * optc-gen.awk: Warn if an option flag has multiple different
24334 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24336 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24337 -floop-block): Document dependences on PPL, CLooG and Graphite.
24339 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24341 PR rtl-optimization/323
24342 * c-common.c (c_fully_fold, convert_and_check,
24343 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24344 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24345 * c-common.def (EXCESS_PRECISION_EXPR): New.
24346 * c-cppbuiltin.c (builtin_define_float_constants): Define
24347 constants with enough digits for long double.
24348 * c-lex.c (interpret_float): Interpret constant with excess
24349 precision where appropriate.
24350 * c-opts.c (c_common_post_options): Set
24351 flag_excess_precision_cmdline. Give an error for
24352 -fexcess-precision=standard for C++ for processors where the
24353 option is significant.
24354 * c-parser.c (c_parser_conditional_expression): Handle excess
24355 precision in condition.
24356 * c-typeck.c (convert_arguments): Handle arguments with excess
24358 (build_unary_op): Move excess precision outside operation.
24359 (build_conditional_expr): Likewise.
24360 (build_compound_expr): Likewise.
24361 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24362 (build_modify_expr): Handle excess precision in RHS.
24363 (convert_for_assignment): Handle excess precision in converted
24365 (digest_init, output_init_element, process_init_element): Handle
24366 excess precision in initializer.
24367 (c_finish_return): Handle excess precision in return value.
24368 (build_binary_op): Handle excess precision in operands and add
24369 excess precision as needed for operation.
24370 * common.opt (-fexcess-precision=): New option.
24371 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24372 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24373 For standard excess precision, output explicit conversion to and
24374 truncation from XFmode.
24375 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24376 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24377 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24378 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24379 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24380 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24381 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24382 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24383 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24384 define_splits, sqrt<mode>2): Disable where appropriate for
24385 standard excess precision.
24386 * convert.c (convert_to_real): Do not shorten arithmetic to type
24387 for which excess precision would be used.
24388 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24389 * doc/invoke.texi (-fexcess-precision=): Document option.
24390 (-mfpmath=): Correct index entry.
24391 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24392 flag_excess_precision): New.
24393 * langhooks.c (lhd_post_options): Set
24394 flag_excess_precision_cmdline.
24395 * opts.c (common_handle_option): Handle -fexcess-precision=.
24396 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24397 init_excess_precision): New.
24398 (lang_dependent_init_target): Call init_excess_precision.
24399 * tree.c (excess_precision_type): New.
24400 * tree.h (excess_precision_type): Declare.
24402 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24405 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24406 non-lvalue to component.
24408 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24410 PR preprocessor/34695
24411 * Makefile.in (c-opts.o): Depend on c-tree.h.
24412 * c-common.c: Move down include of diagnostic.h.
24413 (done_lexing, c_cpp_error): New.
24414 * c-common.h (done_lexing): Declare.
24415 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24417 * c-opts.c: Include c-tree.h.
24418 (c_common_init_options): Set preprocessor error callback.
24419 (c_common_handle_option): Do not set preprocessor
24420 inhibit_warnings, warnings_are_errors, warn_system_headers,
24421 pedantic_errors or inhibit_warnings flags.
24422 (c_common_post_options): Do not check cpp_errors (parse_in).
24423 (c_common_finish): Do not output dependencies if there were
24424 errors. Do not check return value of cpp_finish.
24425 * c-ppoutput.c (pp_file_change): Set input_location.
24426 * c-tree.h (c_cpp_error): Declare.
24427 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24429 (diagnostic_build_prefix): Check override_column.
24430 * diagnostic.h (diagnostic_info): Add override_column field.
24431 (diagnostic_override_column): Define.
24433 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24435 * c-common.c (c_expand_expr, c_staticp): Remove.
24436 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24437 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24438 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24439 * c-gimplify.c (gimplify_compound_literal_expr,
24440 optimize_compound_literals_in_ctor): Remove.
24441 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24442 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24443 * c-semantics.c (emit_local_var): Remove.
24445 * langhooks-def.h (lhd_expand_expr): Remove.
24446 * langhooks.c (lhd_expand_expr): Remove.
24447 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24449 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24450 handling from c-semantics.c; don't call into langhook.
24451 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24452 * gimplify.c (gimplify_compound_literal_expr,
24453 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24454 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24455 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24456 as was done in c-gimplify.c.
24457 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24458 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24459 Move from c-common.h.
24460 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24462 * tree.c (staticp): Do not call langhook.
24463 * langhooks.c (lhd_staticp): Delete.
24464 * langhooks-def.h (lhd_staticp): Delete prototype.
24465 (LANG_HOOKS_STATICP): Delete.
24466 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24468 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24469 instead of DECL_STMTs.
24471 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24479 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24481 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24482 contained expression.
24483 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24484 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24485 conditional expressions for C.
24486 (decl_constant_value_for_optimization): Move from
24487 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24488 whether optimizing and that the expression is a VAR_DECL not of
24489 array type instead of doing such checks in the caller. Do not
24490 check pedantic. Call gcc_unreachable for C++.
24491 * c-common.def (C_MAYBE_CONST_EXPR): New.
24492 * c-common.h (c_fully_fold, c_save_expr,
24493 decl_constant_value_for_optimization): New prototypes.
24494 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24495 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24496 EXPR_INT_CONST_OPERANDS): Define.
24497 * c-convert.c (convert): Strip nops from expression.
24498 * c-decl.c (groktypename): Take extra parameters expr and
24499 expr_const_operands. Update call to grokdeclarator.
24500 (start_decl): Update call to grokdeclarator. Add statement for
24501 expressions used in type of decl.
24502 (grokparm): Update call to grokdeclarator.
24503 (push_parm_decl): Update call to grokdeclarator.
24504 (build_compound_literal): Add parameter non_const and build a
24505 C_MAYBE_COSNT_EXPR if applicable.
24506 (grokdeclarator): Take extra parameters expr and
24507 expr_const_operands. Track expressions used in declaration
24508 specifiers and declarators. Fold array sizes and track whether
24509 they are constant expressions and whether they are integer
24510 constant expressions.
24511 (parser_xref_tag): Set expr and expr_const_operands fields in
24513 (grokfield): Update call to grokdeclarator.
24514 (start_function): Update call to grokdeclarator.
24515 (build_null_declspecs): Set expr and expr_const_operands fields in
24517 (declspecs_add_type): Handle expressions in typeof specifiers.
24518 * c-parser.c (c_parser_declspecs): Set expr and
24519 expr_const_operands fields for declaration specifiers.
24520 (c_parser_enum_specifier): Likewise.
24521 (c_parser_struct_or_union_specifier): Likewise.
24522 (c_parser_typeof_specifier): Likewise. Update call to
24523 groktypename. Fold expression as needed. Return expressions with
24524 type instead of adding statements.
24525 (c_parser_attributes): Update calls to c_parser_expr_list.
24526 (c_parser_statement_after_labels): Fold expression before passing
24527 to objc_build_throw_stmt.
24528 (c_parser_condition): Fold expression.
24529 (c_parser_asm_operands): Fold expression.
24530 (c_parser_conditional_expression): Use c_save_expr. Update call
24531 to build_conditional_expr.
24532 (c_parser_alignof_expression): Update call to groktypename.
24533 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24534 original_code. Fold expression argument of va_arg. Create
24535 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24536 argument to va_arg. Update calls to groktypename. Fold array
24537 index for offsetof. Verify that first argument to
24538 __builtin_choose_expr has integer type.
24539 (c_parser_postfix_expression_after_paren_type): Update calls to
24540 groktypename and build_compound_literal. Handle expressions with
24541 side effects in type name.
24542 (c_parser_postfix_expression_after_primary): Update call to
24543 c_parser_expr_list. Set original_code for calls to
24544 __builtin_constant_p.
24545 (c_parser_expr_list): Take extra parameter fold_p. Fold
24546 expressions if requested.
24547 (c_parser_objc_type_name): Update call to groktypename.
24548 (c_parser_objc_synchronized_statement): Fold expression.
24549 (c_parser_objc_receiver): Fold expression.
24550 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24551 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24552 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24553 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24554 (struct c_typespec): Add elements expr and expr_const_operands.
24555 (struct c_declspecs): Add elements expr and expr_const_operands.
24556 (groktypename, build_conditional_expr, build_compound_literal):
24558 (in_late_binary_op): Declare.
24559 * c-typeck.c (note_integer_operands): New function.
24560 (in_late_binary_op): New variable.
24561 (decl_constant_value_for_broken_optimization): Move to c-common.c
24562 and rename to decl_constant_value_for_optimization.
24563 (default_function_array_conversion): Do not strip nops.
24564 (default_conversion): Do not call
24565 decl_constant_value_for_broken_optimization.
24566 (build_array_ref): Do not fold result.
24567 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24568 result when operand is a VLA.
24569 (c_expr_sizeof_type): Update call to groktypename. Handle
24570 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24571 result when operand names a VLA type.
24572 (build_function_call): Update call to build_compound_literal.
24573 Only fold result for calls to __builtin_* functions. Strip
24574 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24575 the function designator.
24576 (convert_arguments): Fold arguments. Update call to
24577 convert_for_assignment.
24578 (build_unary_op): Handle increment and decrement of
24579 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24580 decrement earlier. Fold operand of increment and decrement.
24581 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24582 built for integer operand. Wrap returns that are INTEGER_CSTs
24583 without being integer constant expressions or that have integer
24584 constant operands without being INTEGER_CSTs.
24585 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24586 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24587 result is an integer constant expression or can be used in
24588 unevaluated parts of one and avoid folding and wrap as
24589 appropriate. Fold operands before possibly doing -Wsign-compare
24591 (build_compound_expr): Wrap result for C99 if operands can be used
24592 in integer constant expressions.
24593 (build_c_cast): Update call to digest_init. Do not ignore
24594 overflow from casting floating-point constants to integers. Wrap
24595 results that could be confused with integer constant expressions,
24596 null pointer constants or floating-point constants.
24597 (c_cast_expr): Update call to groktypename. Handle expressions
24598 included in type name.
24599 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24600 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24601 Update calls to convert_for_assignment.
24602 (convert_for_assignment): Take new parameter
24603 null_pointer_constant. Do not strip nops or call
24604 decl_constant_value_for_broken_optimization. Set
24605 in_late_binary_op for conversions to boolean.
24606 (store_init_value): Update call to digest_init.
24607 (digest_init): Take new parameter null_pointer_constant. Do not
24608 call decl_constant_value_for_broken_optimization. pedwarn for
24609 initializers not constant expressions. Update calls to
24610 convert_for_assignment.
24611 (constructor_nonconst): New.
24612 (struct constructor_stack): Add nonconst element.
24613 (really_start_incremental_init, push_init_level, pop_init_level):
24614 Handle constructor_nonconst and nonconst element.
24615 (set_init_index): Call constant_expression_warning for array
24617 (output_init_element): Fold value. Set constructor_nonconst as
24618 applicable. pedwarn for initializers not constant expressions.
24619 Update call to digest_init. Call constant_expression_warning
24620 where constant initializers are required.
24621 (process_init_element): Use c_save_expr.
24622 (c_finish_goto_ptr): Fold expression.
24623 (c_finish_return): Fold return value. Update call to
24624 convert_for_assignment.
24625 (c_start_case): Fold switch expression.
24626 (c_process_expr_stmt): Fold expression.
24627 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24628 ensure statement expression is not evaluated in constant expression.
24629 (build_binary_op): Track whether results are integer constant
24630 expressions or may occur in such, disable folding and wrap results
24631 as applicable. Fold operands for -Wsign-compare warnings unless
24633 (c_objc_common_truthvalue_conversion): Handle results folded to
24634 integer constants that are not integer constant expressions.
24635 * doc/extend.texi: Document when typeof operands are evaluated,
24636 that condition of __builtin_choose_expr is an integer constant
24637 expression, and more about use of __builtin_constant_p in
24640 2009-03-29 Richard Guenther <rguenther@suse.de>
24642 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24643 propagate addresses of array references.
24645 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24647 * regmove.c (perhaps_ends_bb_p): Remove.
24648 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24649 from INSN and check that the main loop stays within that basic block.
24650 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24651 (regmove_forward_pass): Split out from regmove_optimize. Use
24652 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24653 (regmove_backward_pass): Split out from regmove_optimize. Use
24654 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24655 (regmove_optimize): Simplify.
24657 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24660 * config/i386/i386.c (classify_argument): Ignore flexible array
24661 member in struct and warn ABI change.
24663 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24665 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24667 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24668 (ix86_adjust_cost): Updated.
24670 2009-03-29 Jan Hubicka <jh@suse.cz>
24672 PR middle-end/28850
24673 * tree-pass.h (pass_cleanup_eh): New function.
24674 (remove_unreachable_regions): Break code handling RTL
24675 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24676 that can not be reached by runtime.
24677 (can_be_reached_by_runtime): New function.
24678 (label_to_region_map): New function.
24679 (num_eh_regions): New function.
24680 (rtl_remove_unreachable_regions): New function.
24681 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24682 (remove_eh_region): New function.
24683 * except.h: Include sbitmap and vecprim.
24684 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24685 num_eh_regions): Declare.
24686 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24687 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24688 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24689 (tree_empty_eh_handler_p): New function.
24690 (cleanup_empty_eh): New function.
24691 (cleanup_eh): New function.
24692 (pass_cleanup_eh): New function.
24694 2009-03-29 Jan Hubicka <jh@suse.cz>
24696 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24697 for removed regions.
24699 2009-03-29 Jan Hubicka <jh@suse.cz>
24701 * except.c (dump_eh_tree): Dump all datastructures.
24703 2009-03-29 Jan Hubicka <jh@suse.cz>
24705 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24706 (duplicate_eh_regions_1): Likewise.
24707 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24708 vector; call EH verification.
24709 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24710 Be ready for region being removed.
24712 2009-03-29 Jan Hubicka <jh@suse.cz>
24714 * bitmap.c (bitmap_last_set_bit): New function.
24715 * bitmap.h (bitmap_last_set_bit): Declare.
24717 2009-03-29 David Ayers <ayers@fsfe.org>
24720 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24721 by calling objc_compare_types and surpress warnings about
24722 incompatible C pointers that are compatible ObjC pointers.
24724 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24726 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24727 call initialize_inline_failed.
24728 (initialize_inline_failed): Move it from here ...
24729 * cgraph.c (initialize_inline_failed): ... to here.
24730 (cgraph_create_edge): Call initialize_inline_failed rather than
24731 setting inline_failed directly.
24733 2009-03-29 Ben Elliston <bje@au.ibm.com>
24736 * sysv4.opt (msdata): Improve comment.
24737 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24738 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24740 2009-03-29 Ben Elliston <bje@au.ibm.com>
24743 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24744 load and store attributes.
24746 2009-03-29 Ben Elliston <bje@au.ibm.com>
24748 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24749 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24750 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24751 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24752 __builtin_infq and __builtin_huge_valq.
24754 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24756 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24758 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24759 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24761 2009-03-28 Xinliang David Li <davidxl@google.com>
24763 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24764 (do_dbg_cnt): New function.
24766 2009-03-28 Jan Hubicka <jh@suse.cz>
24768 Merge from pretty-ipa:
24770 2009-03-27 Jan Hubicka <jh@suse.cz>
24772 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24773 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24774 * passes.c (function_called_by_processed_nodes_p): New.
24775 * ipa-pure-const.c (check_call): Fix handling of operands.
24776 (analyze_function): Dump debug output for skipped bodies.
24777 (local_pure_const): Use function_called_by_processed_nodes_p.
24778 * dwarf2out.c (reference_to_unused): Use output.
24779 * passes.c (do_per_function_toporder): Likewise.
24781 2008-11-12 Jan Hubicka <jh@suse.cz>
24783 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24784 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24785 state_set_in_source enum
24786 (check_decl): Ignore memory tags; do not set fake looping flags;
24788 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24789 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24790 (check_call, analyze_function): Rewrite.
24792 (add_new_function): Update call of analyze_function.
24793 (generate_summary): Add call of analyze_function.
24794 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24795 (local_pure_const): New function.
24796 (pass_local_pure_const): New pass.
24797 * ipa-inline.c (inline_transform): Set after_inlining.
24798 * tree-eh.c (stmt_can_throw_external): New.
24799 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24800 work with aliasing built.
24801 * tree-flow.h (stmt_can_throw_external): New.
24802 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24803 and local pure/const pass in early and late optimization queue.
24805 2009-03-28 Martin Jambor <mjambor@suse.cz>
24807 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24809 (fold_binary): Allow function decl aligment consideration is the
24810 second argument is integer constant one.
24811 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24812 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24813 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24815 2009-03-28 Jan Hubicka <jh@suse.cz>
24817 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24818 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24819 * function.h (rtl_data): Add nothrow flag.
24820 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24821 set DECL_NOTHROW for AVAILABLE functions.
24823 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24825 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24826 following vector keyword has expansion starting with pixel or bool
24827 keyword, expand vector to __vector and pixel or bool to __pixel or
24831 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24832 warn_if_disallowed_function_p): Removed.
24833 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24834 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24835 warning_if_disallowed_function_p.
24836 * flags.h (warn_if_disallowed_function_p,
24837 warn_disallowed_functions): Removed.
24838 * common.opt (Wdisallowed-function-list=): Removed.
24839 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24841 2009-03-28 Richard Guenther <rguenther@suse.de>
24843 PR tree-optimization/38723
24844 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24847 2009-03-28 Jan Hubicka <jh@suse.cz>
24849 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24850 test introduced by my previous patch.
24852 2009-03-28 Richard Guenther <rguenther@suse.de>
24854 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24855 the PHIs value undefined.
24857 2009-03-28 Jan Hubicka <jh@suse.cz>
24859 * tree-pass.h (pass_fixup_cfg): New pass.
24860 * ipa-inline.c (inline_transform): Set
24861 always_inline_functions_inlined/after_inlining.
24862 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24863 (pass_fixup_cfg): New pass.
24864 * passes.c (init_optimization_passes): Add fixup_cfg.
24866 2009-03-28 Richard Guenther <rguenther@suse.de>
24868 PR tree-optimization/38458
24869 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24870 argument use the arguments copy-of value.
24872 2009-03-28 Richard Guenther <rguenther@suse.de>
24874 PR tree-optimization/38180
24875 * tree-ssa-ccp.c (get_default_value): Simplify.
24876 (likely_value): Likewise.
24877 (surely_varying_stmt_p): Properly handle VOP case.
24878 (ccp_initialize): Likewise.
24879 (ccp_fold): Handle propagating through *&.
24880 (fold_const_aggregate_ref): Also handle decls.
24882 2009-03-28 Jan Hubicka <jh@suse.cz>
24884 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24885 * cgraph.h (cgraph_node): Likewise.
24886 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24887 (cgraph_reset_node): Use process flag.
24888 (cgraph_mark_functions_to_output): Likewise.
24889 (cgraph_expand_function): Likewise.
24890 (cgraph_expand_all_functions): Likewise.
24891 (cgraph_output_in_order): Likewise.
24892 * dwarf2out.c (reference_to_unused): Likewise.
24893 * passes.c do_per_function_toporder): Likewise.
24895 2009-03-28 Jan Hubicka <jh@suse.cz>
24897 Bring from lto-branch:
24899 2008-09-03 Doug Kwan <dougkwan@google.com>
24901 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24902 enums instead of reason strings.
24903 * cgraph.c (cgraph_create_edge): Same.
24904 (cgraph_inline_failed_string): New function.
24905 * cgraph.h (cgraph_inline_failed_t): New enum type.
24906 (cgraph_inline_failed_string): New prototype.
24907 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24908 char pointer to cgraph_inline_failed_t.
24909 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24910 (cgraph_default_inline_p): Ditto.
24911 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24912 to cgraph_inline_failed_t pointer.
24913 * cif-code.def: New file.
24914 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24916 (cgraph_check_inline_limits): Change type of REASON to pointer to
24917 cgraph_inline_failed_t. Replace reason strings with enums.
24918 (cgraph_default_inline_p): Ditto.
24919 (cgraph_recursive_inlining_p): Ditto.
24920 (update_caller_keys): Change type of FAILED_REASON to
24921 cgraph_inline_failed_t.
24922 (cgraph_set_inline_failed): Change type of REASON to pointer to
24923 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24924 convert enums to strings for text output.
24925 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24926 to be of type cgraph_inline_failed_t. Replace reason strings with
24927 enums. Call cgraph_inline_failed_string to covert enums
24928 to strings for text output.
24929 (cgraph_decide_inlining): Replace reason strings with enums.
24930 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24931 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24933 * tree-inline.c (expand_call_inline): Change type of REASON
24934 to cgraph_inline_failed_t. Replace reason strings with enums.
24935 Call cgraph_inline_failed_string for text output.
24936 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24939 2009-03-28 Jan Hubicka <jh@suse.cz>
24941 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24942 cgraph_clone_node): Remove master clone handling.
24943 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24944 * cgraph.h (master_clone): Remove.
24945 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24946 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24947 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24949 2009-03-28 Jan Hubicka <jh@suse.cz>
24951 * cgraph.c (cgraph_function_body_availability): Functions declared
24952 inline are always safe to assume that it is not going to be replaced.
24954 2009-03-28 Richard Guenther <rguenther@suse.de>
24956 PR tree-optimization/38513
24957 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24958 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24959 EXC_PTR_EXPR and FILTER_EXPR.
24960 (get_ref_from_reference_ops): Likewise.
24962 2009-03-28 Richard Guenther <rguenther@suse.de>
24964 PR tree-optimization/38968
24965 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24966 Use FLOOR_MOD_EXPR to compute misalignment.
24968 2009-03-28 Richard Guenther <rguenther@suse.de>
24970 PR tree-optimization/37795
24971 * tree.h (combine_comparisons): Declare.
24972 * fold-const.c (combine_comparisons): Export.
24973 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24975 (ifcombine_iforif): Use combine_comparisons.
24977 2009-03-28 Jan Hubicka <jh@suse.cz>
24979 * tree-eh.c (inlinable_call_p): New function.
24980 (make_eh_edges): Use it.
24981 (verify_eh_edges): Use it.
24982 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24983 * except.c (reachable_next_level): Add inlinable_function argument
24984 (sjlj_find_directly_reachable_regions): Update.
24985 (add_reachable_handler): Do not set saw_any_handlers.
24986 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24987 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24988 Add new inlinable call parameter.
24989 (can_throw_internal, can_throw_external): Update.
24990 * except.h (can_throw_internal_1, can_throw_external_1,
24991 foreach_reachable_handler): Update declaration.
24993 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24995 * config/arm/t-arm-coff, config/h8300/coff.h,
24996 config/i386/i386-aout.h, config/i386/i386-coff.h,
24997 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24998 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24999 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25000 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25001 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25002 sys-types.h: Remove.
25003 * Makefile.in: Remove protoize and fixproto support and references
25005 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25006 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25008 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25009 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25010 unprotoize$(exeext).
25011 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25012 (.PHONY): Don't depend on proto.
25013 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25014 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25015 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25016 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25017 build/gen-protos.o, build/scan.o, xsys-protos.h,
25018 build/fix-header$(build_exeext), build/fix-header.o,
25019 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25020 stmp-install-fixproto): Remove.
25021 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25022 SYSCALLS.c or fixproto files.
25023 (install-common): Don't install protoize.
25024 (install-headers-tar, install-headers-cpio, install-headers-cp):
25025 Don't depend on $(STMP_FIXPROTO).
25026 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25027 install fixproto files or write out fixproto settings.
25028 (uninstall): Don't uninstall protoize.
25029 * config.gcc (use_fixproto): Remove.
25030 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25031 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25032 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25033 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25034 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25035 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25036 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25037 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25038 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25039 * config/t-vxworks (STMP_FIXPROTO): Remove.
25040 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25041 STMP_FIXPROTO): Remove.
25042 * config.in, configure: Regenerate.
25043 * crtstuff.c (gid_t, uid_t): Don't undefine.
25044 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25045 (arm-*-coff, arm-*-aout: Remove target entries.
25046 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25047 Remove mention of AIX 4.1.
25048 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25049 * doc/invoke.texi (Running Protoize): Remove.
25050 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25051 (Protoize Caveats): Remove.
25052 * tsystem.h: Update comments on headers assumed to exist.
25054 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25056 * genautomata.c: Add a new year to the copyright. Add a new
25058 (struct insn_reserv_decl): Add comments for member bypass_list.
25059 (find_bypass): Remove.
25060 (insert_bypass): New.
25061 (process_decls): Use insert_bypass.
25062 (output_internal_insn_latency_func): Output all bypasses with the
25063 same input insn in one switch case.
25065 * rtl.def (define_bypass): Describe bypass choice.
25066 * doc/md.texi (define_bypass): Ditto.
25068 2009-03-27 Richard Guenther <rguenther@suse.de>
25070 * gimplify.c (mark_addressable): Export.
25071 * tree-flow.h (mark_addressable): Declare.
25072 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25073 * tree-ssa.c (verify_phi_args): Verify that address taken
25074 variables have TREE_ADDRESSABLE set.
25076 2009-03-27 Richard Guenther <rguenther@suse.de>
25078 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25079 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25080 Do not mark decls TREE_ADDRESSABLE.
25081 (build_fold_addr_expr): Adjust.
25082 (fold_addr_expr): Remove.
25083 (fold_unary): Use build_fold_addr_expr.
25084 (fold_comparison): Likewise.
25085 (split_address_to_core_and_offset): Likewise.
25086 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25088 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25089 (gimplify_modify_expr_to_memcpy): Mark source and destination
25091 * omp-low.c (create_omp_child_function): Mark the object decl
25093 (lower_rec_input_clauses): Mark the var we take the address of
25095 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25097 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25099 PR middle-end/39315
25100 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25101 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25103 2009-03-27 Richard Guenther <rguenther@suse.de>
25105 PR tree-optimization/39120
25106 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25108 (handle_lhs_call): Process return constraints. Add escape
25109 constraints if necessary.
25110 (handle_const_call): Fill out return constraints. Make nested
25111 case more precise. Avoid consttmp if possible.
25112 (handle_pure_call): Fill out return constraints. Avoid
25113 callused if possible.
25114 (find_func_aliases): Simplify call handling.
25116 2009-03-27 Richard Guenther <rguenther@suse.de>
25118 PR tree-optimization/39120
25119 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25120 as a representative.
25121 (solve_graph): Do propagate CALLUSED.
25122 (handle_pure_call): Use a scalar constraint from CALLUSED for
25124 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25127 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25130 * c-common.c (handle_aligned_attribute): Properly check alignment
25131 overflow. Use (1U << i) instead of (1 << i).
25133 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25135 * expr.h (get_mem_align_offset): Updated.
25137 * tree.h (tree_decl_common): Change align to "unsigned int" and
25138 move it before pointer_alias_set.
25140 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25141 Jakub Jelinek <jakub@redhat.com>
25144 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25145 gr_register_operand with gr_reg_or_0_operand.
25146 (cmpxchg_rel_di): Likewise.
25147 (sync_lock_test_and_set<mode>): Likewise.
25149 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25151 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25152 (true_regnum): Likewise.
25154 * rtlanal.c (subreg_info): Moved to ...
25155 * rtl.h (subreg_info): Here. New.
25156 (subreg_get_info): New.
25158 * rtlanal.c (subreg_get_info): Make it extern.
25160 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25163 * config/i386/i386.c (ix86_abi): New.
25164 (override_options): Handle -mabi=.
25165 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25166 (ix86_call_abi_override): Likewise.
25167 (init_cumulative_args): Likewise.
25168 (function_arg_advance): Likewise.
25169 (function_arg_64): Likewise.
25170 (function_arg): Likewise.
25171 (ix86_pass_by_reference): Likewise.
25172 (ix86_function_value_regno_p): Likewise.
25173 (ix86_build_builtin_va_list_abi): Likewise.
25174 (setup_incoming_varargs_64): Likewise.
25175 (is_va_list_char_pointer): Likewise.
25176 (ix86_init_machine_status): Likewise.
25177 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25178 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25179 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25180 (ix86_function_abi): Make it static and return enum calling_abi.
25181 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25183 (ix86_fn_abi_va_list): Updated.
25185 * config/i386/i386.h (ix86_abi): New.
25186 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25187 (CONDITIONAL_REGISTER_USAGE): Likewise.
25188 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25189 (machine_function): Likewise.
25191 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25193 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25194 (STACK_BOUNDARY): Likewise.
25195 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25197 * config/i386/i386.opt (mabi=): New.
25199 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25200 return enum calling_abi.
25201 (ix86_function_type_abi): Likewise.
25202 (ix86_function_abi): Removed.
25204 * doc/invoke.texi: Document -mabi= option for x86.
25206 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25208 * builtins.c (real_dconstp): Delete.
25209 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25211 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25212 Jakub Jelinek <jakub@redhat.com>
25215 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25216 (gen_subprogram_die): When a function is explicit, generate the
25217 DW_AT_explicit attribute.
25218 * langhooks.h (struct lang_hooks_for_decls): Add
25219 function_decl_explicit_p langhook.
25220 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25221 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25223 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25225 * builtins.c (fold_builtin_memory_op): Optimize memmove
25226 into memcpy if we can prove source and destination don't overlap.
25228 * tree-inline.c: Include gt-tree-inline.h.
25229 (clone_fn_id_num): New variable.
25230 (clone_function_name): New function.
25231 (tree_function_versioning): Use it.
25232 * Makefile.in (GTFILES): Add tree-inline.c.
25234 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25236 * BASE-VER: Change to 4.5.0.
25238 2009-03-27 Xinliang David Li <davidxl@google.com>
25240 PR tree-optimization/39557
25241 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25243 2009-03-27 Xinliang David Li <davidxl@google.com>
25245 PR tree-optimization/39548
25246 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25249 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25251 * c-common.c (pointer_int_sum): Use %wd on return from
25254 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25256 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25257 on return from tree_low_cst.
25259 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25262 * ginclude/stdarg.h (va_copy): Define also for
25263 __GXX_EXPERIMENTAL_CXX0X__.
25265 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25268 * builtins.h (c_strlen): Do not warn here.
25269 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25270 * c-common.c (pointer_int_sum): Take an explicit location.
25271 Warn about offsets out of bounds.
25272 * c-common.h (pointer_int_sum): Adjust declaration.
25274 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25276 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25279 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25282 * opts.c (warn_if_disallowed_function_p): Don't assume
25283 get_callee_fndecl must return non-NULL.
25285 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25287 PR rtl-optimization/39522
25288 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25289 when reg_reloaded_valid is set.
25291 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25293 * config/spu/divv2df3.c: New file.
25294 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25295 (DPBIT_FUNCS): Filter out _div_df.
25297 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25299 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25300 a jump insn, count that jump in the distance to the loop start.
25302 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25305 * config/sh/sh.c (calc_live_regs): Fix condition for global
25306 registers except PIC_OFFSET_TABLE_REGNUM.
25308 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25311 * doc/invoke.texi (-mconsole): New.
25313 (-mno-cygwin): New.
25315 (-mnop-fun-dllimport): New.
25319 (sub section "i386 and x86-64 Windows Options"): New.
25321 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25323 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25324 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25326 2009-03-25 Richard Guenther <rguenther@suse.de>
25328 PR middle-end/39497
25329 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25332 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25334 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25335 neither of haifa/selective schedulers are working.
25337 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25339 * doc/invoke.texi (Debugging Options): Fix description of
25340 -fno-merge-debug-strings.
25342 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25344 * config/cris/libgcc.ver: New version-script.
25345 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25347 * configure.ac <GAS features, nop mnemonic>: Add pattern
25348 crisv32-*-* for "nop".
25349 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25350 * configure: Regenerate.
25352 2009-03-24 Ira Rosen <irar@il.ibm.com>
25354 PR tree-optimization/39529
25355 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25356 mark_sym_for_renaming for the tag copied to the new vector
25359 2009-03-24 Arthur Loiret <aloiret@debian.org>
25361 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25362 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25363 EXTRA_SPEC_FUNCTIONS.
25364 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25365 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25366 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25367 -march and -mtune options.
25369 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25371 * config/m68k/t-rtems: Add m5329 multilib.
25373 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25374 Jakub Jelinek <jakub@redhat.com>
25377 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25380 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25383 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25384 instead of c_parser_expression_conv, if original_code isn't one of the
25385 4 allowed comparison codes, fail.
25387 2009-03-23 Richard Guenther <rguenther@suse.de>
25389 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25390 * tree.h (struct tree_type): Likewise.
25391 * reload.h (struct insn_chain): Likewise.
25392 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25393 * function.h (struct function): Likewise.
25394 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25396 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25398 PR tree-optimization/39516
25399 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25401 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25403 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25404 should be set true if BITS_PER_WORD of target is bigger than 32
25406 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25408 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25409 Translate -B-options to -rpath-link. Correct existing
25410 rpath-link and conditionalize on !nostdlib.
25412 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25414 * doc/extend.texi (Function Attributes, Variable Attributes):
25416 * doc/invoke.texi (Debugging Options, Optimize Options)
25417 (i386 and x86-64 Options, MCore Options): Likewise.
25419 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25422 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25423 it for block local namespace aliases.
25424 (gen_decl_die): Pass context_die to gen_namespace_die.
25426 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25429 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25430 minimum or maximum value.
25432 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25434 * reginfo.c (globalize_reg): Recompute derived reg sets.
25436 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25439 * libgcc2.c (mprotect): Do not use signed arguments for
25440 VirtualProtect, use DWORD arguments. Also fix the 'may
25441 be used uninitialized' warning for the np variable.
25443 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25446 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25447 functions using regparm calling conventions when not optimizing.
25448 (ix86_function_sseregparm): Similarly for sseregparm calling
25451 2009-03-19 Li Feng <nemokingdom@gmail.com>
25453 PR middle-end/39500
25454 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25455 dependence if the first conflict is after niter iterations.
25457 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25459 PR middle-end/38609
25460 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25461 functions with dynamic stack-pointer adjustments.
25463 2009-03-19 Ben Elliston <bje@au.ibm.com>
25465 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25466 option; change to -msdata=data.
25468 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25470 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25473 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25476 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25478 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25480 * doc/invoke.texi (Code Gen Options): Expand discussion of
25483 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25485 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25486 * matrix-reorg.c (struct matrix_info): Likewise.
25487 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25488 * rtl.h (struct mem_attrs): Likewise.
25489 * df.h (struct df): Likewise.
25490 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25491 * ira-int.h (struct ira_allocno): Likewise.
25492 * df-scan.c (struct df_collection_rec): Likewise.
25493 * ira.c (struct equivalence): Likewise.
25494 * function.c (struct temp_slot): Likewise.
25495 * cfgloop.h (struct loop): Likewise.
25498 * function.c (use_register_for_decl): When not optimizing, disregard
25499 register keyword for variables with types containing methods.
25501 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25503 PR middle-end/39447
25504 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25505 (is_simple_operand): Call contains_component_ref_p before calling data
25506 reference analysis that would fail on COMPONENT_REFs.
25508 * tree-vrp.c (search_for_addr_array): Fix formatting.
25510 2009-03-18 Richard Guenther <rguenther@suse.de>
25512 * tree-vect-transform.c (vect_loop_versioning): Fold the
25513 generated comparisons.
25514 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25515 (slpeel_tree_peel_loop_to_edge): Likewise.
25517 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25519 PR middle-end/37805
25520 * opts.c (print_specific_help): In addition to `undocumented',
25521 accept `separate' and `joined' flags if passed alone. Describe
25522 output by the first matched one of those.
25523 (common_handle_option): Skip over empty strings.
25524 * gcc.c (display_help): Fix help string for `--help='.
25525 * doc/invoke.texi (Option Summary, Overall Options): With
25526 `--help=', classes and qualifiers can both be repeated, but
25527 only the latter can be negated. One should not pass only
25528 negated qualifiers. Fix markup and examples.
25531 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25532 PR middle-end/37805
25533 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25534 and -fhelp=separate.
25536 2009-03-17 Jing Yu <jingyu@google.com>
25538 PR middle-end/39378
25539 * function.h (struct rtl_data): Move is_thunk from here...
25540 (struct function): ...to here.
25541 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25542 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25544 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25546 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25547 (alpha_output_function_end_prologue): Likewise.
25548 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25549 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25550 (rs6000_output_function_epilogue): Likewise.
25551 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25553 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25556 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25557 from different units in a single alternative.
25558 (*truncdfsf_i387): Ditto.
25559 (*truncxfsf2_mixed): Ditto.
25560 (*truncxfdf2_mixed): Ditto.
25562 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25564 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25565 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25568 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25569 unused non-artificial variables when not optimizing.
25572 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25573 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25574 NAMESPACE_DECL in its DECL_INITIAL.
25576 PR middle-end/39443
25577 * optabs.c (set_user_assembler_libfunc): New function.
25578 * expr.h (set_user_assembler_libfunc): New prototype.
25579 * c-common.c: Include libfuncs.h.
25580 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25581 for memcmp, memset, memcpy, memmove and abort.
25582 * Makefile.in (c-common.o): Depend on libfuncs.h.
25585 * dwarf2out.c (gen_inlined_enumeration_type_die,
25586 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25587 gen_tagged_type_instantiation_die): Removed.
25588 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25591 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25594 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25596 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25597 (check-parallel-%): Ditto.
25598 (check-consistency): Ditto.
25600 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25602 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25603 local variable rhs by NULL_TREE.
25605 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25608 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25610 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25613 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25615 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25618 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25619 for ms->sysv ABI calls only in 64bit mode.
25621 * config/i386/i386.md (untyped_call): Support 32bit.
25623 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25625 * doc/extend.texi: Replace x86_65 with x86_64.
25627 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25629 PR tree-optimization/39455
25630 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25631 mismatches for POINTER_TYPE_P (type).
25632 (number_of_iterations_le): Likewise.
25634 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25636 * config/picochip/picochip.c: Removed profiling support.
25637 * config/picochip/picochip.md: Removed profiling instruction.
25638 * config/picochip/picochip.h: Removed profiling builtin.
25640 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25642 * doc/install.texi (--with-host-libstdcxx): Document.
25644 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25647 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25648 generate a warning if the function name does not begin with
25649 "__vector" and the function has either the 'signal' or 'interrupt'
25650 attribute, from here to ...
25651 (avr_declare_function_name): ...here. New function.
25652 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25653 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25655 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25658 * cse.c (fold_rtx): Don't modify original const_arg1 when
25659 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25660 separate variable instead.
25661 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25662 from out of range shift counts.
25663 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25665 2009-03-13 Catherine Moore <clm@codesourcery.com>
25667 * config/i386/x-mingw32 (host-mingw32.o): Replace
25668 diagnostic.h with $(DIAGNOSTIC_H).
25670 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25673 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25675 * config/i386/sync.md (sync_compare_and_swap<mode>,
25676 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25677 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25679 (sync_double_compare_and_swapdi_pic,
25680 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25681 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25683 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25686 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25688 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25691 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25692 (avx_addsubv4df3): Likewise.
25693 (*avx_addsubv4sf3): Likewise.
25694 (sse3_addsubv4sf3): Likewise.
25696 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25699 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25701 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25704 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25705 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25706 registers for allocnos created from user-defined variables.
25708 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25711 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25712 of non-integer mode as well.
25714 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25716 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25717 for functions for which the parameter types are unknown.
25719 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25722 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25723 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25724 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25725 * config/i386/i386.c (ix86_local_alignment): For
25726 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25727 long long variables on the stack to avoid dynamic realignment.
25728 Allow the first argument to be a decl rather than type.
25729 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25731 2009-03-11 Nick Clifton <nickc@redhat.com>
25734 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25736 Add description to mno-lsim option.
25737 * config/mcore/mcore.h: Remove comment about deprecated m4align
25739 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25740 * doc/invoke.texi: Add description of mno-lsim and
25741 mstack-increment options.
25743 * config/fr30/fr30.opt: Document the -mno-lsim option.
25744 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25745 and -mno-lsim options.
25747 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25749 * fold-const.c (fold_comparison): Only call fold_inf_compare
25750 if the mode supports infinities.
25752 2009-03-11 Jason Merrill <jason@redhat.com>
25755 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25756 end already did. Notice GIMPLE_CALL modifications of the result.
25757 Don't copy debug information from an ignored decl or a decl from
25760 2009-03-10 Richard Guenther <rguenther@suse.de>
25761 Nathan Froyd <froydnj@codesourcery.com>
25763 PR middle-end/37850
25764 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25765 (__divMODE3): Likewise.
25767 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25769 PR tree-optimization/39394
25770 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25771 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25773 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25775 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25776 inline asms for register asm ("") declarations.
25778 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25780 * fold-const.c (fold_unary): Fix comment.
25782 2009-03-07 Jan Hubicka <jh@suse.cz>
25785 * tree-inline.c (setup_one_parameter): Do replacement of const
25786 argument by constant in SSA form.
25788 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25790 PR middle-end/38028
25791 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25792 determine alignment passed to assign_stack_local.
25793 (assign_parms_unsplit_complex): Likewise.
25794 * except.c (sjlj_build_landing_pads): Likewise.
25796 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25798 PR middle-end/39360
25799 * tree-flow.h (add_referenced_var): Return bool instead of void.
25800 * tree-dfa.c (add_referenced_var): Return result of
25801 referenced_var_check_and_insert call.
25802 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25803 of referenced_var_check_and_insert.
25806 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25807 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25808 DIE, don't emit it if abstract origin already has it.
25809 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25810 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25812 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25814 * genpreds.c (needs_variable): Fix parentheses at variable name
25816 (write_tm_constrs_h): Indent generated code.
25818 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25820 * doc/extend.texi (Function Attributes): Add documentation
25821 for isr attributes.
25823 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25826 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25827 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25829 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25831 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25834 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25837 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25838 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25840 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25842 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25843 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25844 constants instead of magic numbers.
25845 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25847 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25848 (x86_64_ms_abi_int_parameter_registers): Ditto.
25849 (x86_64_int_return_registers): Ditto.
25850 (ix86_maybe_switch_abi): Ditto.
25851 (ix86_expand_call): Ditto for clobbered_registers array.
25852 (ix86_hard_regno_mode_ok): Ditto.
25853 (x86_extended_QIreg_mentioned_p): Ditto.
25855 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25857 PR tree-optimization/39349
25858 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25860 * combine.c (gen_lowpart_for_combine): Use omode when generating
25863 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25865 PR rtl-optimization/39235
25866 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25868 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25870 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25872 2009-03-04 Richard Guenther <rguenther@suse.de>
25874 PR tree-optimization/39362
25875 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25876 that occur in abnormal PHIs should be varying.
25878 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25880 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25882 (simple_iv): Take loop as an argument instead of statement.
25883 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25884 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25886 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25888 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25889 * matrix-reorg.c (analyze_transpose): Ditto.
25890 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25891 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25892 * tree-predcom.c (ref_at_iteration): Ditto.
25893 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25895 2009-03-04 Richard Guenther <rguenther@suse.de>
25897 PR tree-optimization/39358
25898 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25899 escaped_id and callused_id.
25900 (solve_graph): Likewise.
25902 2009-03-04 Richard Guenther <rguenther@suse.de>
25904 PR tree-optimization/39339
25905 * tree-sra.c (try_instantiate_multiple_fields): Make it
25906 no longer ICE on the above.
25908 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25910 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25911 that fits within Pmode.
25913 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25915 PR middle-end/10109
25916 * tm.texi (LIBCALL_VALUE): Update description.
25918 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25920 PR middle-end/34443
25921 * doc/extend.texi (section): Update description.
25923 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25925 PR middle-end/39345
25926 * tree-inline.c (remapped_type): New.
25927 (can_be_nonlocal): Call remapped_type instead of remap_type.
25929 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25932 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25933 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25935 2009-03-03 Richard Guenther <rguenther@suse.de>
25937 PR middle-end/39272
25938 * tree.c (tree_nonartificial_location): New function.
25939 * tree.h (tree_nonartificial_location): Declare.
25940 * builtins.c (expand_builtin_memory_chk): Provide location
25941 of the call location for artificial function pieces.
25942 (maybe_emit_chk_warning): Likewise.
25943 (maybe_emit_sprintf_chk_warning): Likewise.
25944 (maybe_emit_free_warning): Likewise.
25945 * expr.c (expand_expr_real_1): Likewise.
25947 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25949 PR tree-optimization/39343
25950 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25951 COMPONENT_REF t has ARRAY_TYPE.
25953 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25955 PR middle-end/39335
25956 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25957 when the type precision of the induction variable should be
25958 larger than the type precision of nit.
25959 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25960 * graphite.c (graphite_loop_normal_form): Same.
25961 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25963 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25965 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25966 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25967 numbers to describe clobbered registers.
25968 (*call_value_0_rex64_ms_sysv): Ditto.
25969 * config/i386/mmx.md (mmx_emms): Ditto.
25970 (mmx_femms): Ditto.
25972 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25974 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25977 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25979 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25980 (spu_section_type_flags): New function.
25982 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25984 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25985 reg_class_contents of FLOAT_REGS into a temporary.
25987 2009-03-02 Richard Guenther <rguenther@suse.de>
25988 Ira Rosen <irar@il.ibm.com>
25990 PR tree-optimization/39318
25991 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25992 information to the vectorized statement.
25994 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25996 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25997 variable. Use defined names instead of magic constants for REX SSE
26000 2009-03-01 Richard Guenther <rguenther@suse.de>
26002 PR tree-optimization/39331
26003 * omp-low.c (lower_send_shared_vars): Do not receive new
26004 values for the reference of DECL_BY_REFERENCE parms or results.
26006 2009-03-01 Jan Hubicka <jh@suse.cz>
26009 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26010 BLOCK_NONLOCALIZED_VAR): New macros.
26011 (tree_block): Add nonlocalized_vars.
26012 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26013 gen_decl_die): Add origin argument. Allow generation of die with
26014 origin at hand only.
26015 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26016 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26018 (gen_block_die): Fix checking for unused blocks.
26019 (process_scope_var): Break out from .... ; work with origins only.
26020 (decls_for_scope) ... here; process nonlocalized list.
26021 (dwarf2out_ignore_block): Look for nonlocalized vars.
26022 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26024 (dump_scope_block): Dump them.
26025 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26026 (remap_block): Likewise.
26027 (can_be_nonlocal): New predicate.
26028 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26030 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26032 * configure: Regenerate.
26034 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26036 * optc-gen.awk: No need to duplicate option flags twice.
26037 Reuse help texts for duplicate options which do not have any.
26039 * gcc.c (display_help): Document --version.
26041 * gcc.c (main): If print_help_list and verbose_flag, ensure
26042 driver output comes before subprocess output.
26044 * optc-gen.awk: Assign all remaining fields to help string,
26045 space-separated, for multi-line help in *.opt.
26047 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26048 -Wno-pedantic-ms-format is for MinGW targets only.
26050 * doc/options.texi (Option file format): Fix bad indentation,
26051 restoring dropped sentence.
26053 2009-02-28 Jan Hubicka <jh@suse.cz>
26055 * tree-inline.c (tree_function_versioning): Output debug info.
26057 2009-02-28 Jan Hubicka <jh@suse.cz>
26060 * tree-inline.c (setup_one_parameter): Do not copy propagate
26061 arguments when not optimizing.
26063 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26066 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26067 (avx_addsubv4df3): Likewise.
26068 (*avx_addsubv4sf3): Likewise.
26069 (sse3_addsubv4sf3): Likewise.
26070 (*avx_addsubv2df3): Likewise.
26071 (sse3_addsubv2df3): Likewise.
26072 (avx_unpckhps256): Correct item selectors.
26073 (avx_unpcklps256): Likewise.
26074 (avx_unpckhpd256): Likewise.
26075 (avx_unpcklpd256): Likewise.
26077 2009-02-28 Jan Hubicka <jh@suse.cz>
26079 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26081 (copy_arguments_for_versioning): If var is declared don't declare it.
26082 (tree_function_versioning): First setup substitutions and then copy
26085 2009-02-27 Jan Hubicka <jh@suse.cz>
26088 * cgraph.h (varpool_output_debug_info): Remove.
26089 * cgraphunit.c (varpool_output_debug_info): Remove.
26090 * dwarf2out.c (deferred_locations_struct): New struct
26091 (deferred_locations): New type.
26092 (deferred_locations_list): New static var.
26093 (deffer_location): New function.
26094 (gen_variable_die): Use it.
26095 (decls_for_scope): Output info on local static vars.
26096 (dwarf2out_finish): Process deferred locations.
26097 * varpool.c (varpool_output_debug_info): Remove.
26099 2009-02-27 Jan Hubicka <jh@suse.cz>
26102 * tree.h (TREE_PROTECTED): Fix comment.
26103 (BLOCK_HANDLER_BLOCK): Remove.
26104 (struct tree_block): Remove handler_block add body_block.
26105 (inlined_function_outer_scope_p): New.
26106 (is_body_block): Remove.
26107 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26108 * dwarf2out.c (is_inlined_entry_point): Remove.
26109 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26110 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26112 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26113 * gimplify.c (gimplify_expr): Gimplify body blocks.
26114 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26115 block with multiple subblocks.
26116 (dump_scope_block): Prettier output; dump more flags and info.
26117 (dump_scope_blocks): New.
26118 (remove_unused_locals): Use dump_scope_blocks.
26119 * tree-flow.h (dump_scope_blocks): Declare.
26120 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26121 * stmt.c (is_body_block): Remove.
26122 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26123 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26125 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26127 PR middle-end/39308
26128 * graphite.c (graphite_loop_normal_form): Do not call
26129 number_of_iterations_exit from a gcc_assert.
26131 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26133 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26134 jumps if COND is NULL.
26135 (find_cond_jump): New function.
26136 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26137 * config/s390/s390.md: Remove z10_cobra attribute value.
26139 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26141 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26142 force_const_mem returns NULL_RTX.
26144 2009-02-26 Jan Hubicka <jh@suse.cz>
26147 * cgraph.h (varpool_output_debug_info): Remove.
26148 * cgraphunit.c (varpool_output_debug_info): Remove.
26149 * dwarf2out.c (deferred_locations_struct): New struct
26150 (deferred_locations): New type.
26151 (deferred_locations_list): New static var.
26152 (deffer_location): New function.
26153 (gen_variable_die): Use it.
26154 (decls_for_scope): Output info on local static vars.
26155 (dwarf2out_finish): Process deferred locations.
26156 * varpool.c (varpool_output_debug_info): Remove.
26158 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26160 PR rtl-optimization/39241
26161 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26162 to subreg_offset_representable_p.
26164 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26166 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26167 execute function prototype. Get f and nregs from max_reg_num
26168 and get_insns. Remove the first backward pass as it's dead,
26169 guard the forward pass by flag_expensive_optimizations.
26170 (rest_of_handle_regmove): Delete.
26171 (pass_regmove): Replace it with regmove_optimize.
26173 2009-02-25 Martin Jambor <mjambor@suse.cz>
26175 PR tree-optimization/39259
26176 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26177 calls_alloca function flags.
26178 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26179 calls are detected.
26181 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26183 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26184 flags_set_1_rtx, flags_set_1_set): Delete.
26185 (regmove_optimize): Do not call mark_flags_life_zones.
26187 2009-02-24 Julian Brown <julian@codesourcery.com>
26190 * config/arm/arm.c (require_pic_register): Only set
26191 cfun->machine->pic_reg once per function.
26193 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26195 * doc/invoke.texi (Link Options): Document an easier way to pass
26196 options that take arguments to the GNU linker using -Xlinker and -Wl.
26198 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26201 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26203 2009-02-24 Richard Guenther <rguenther@suse.de>
26206 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26208 2009-02-24 Richard Guenther <rguenther@suse.de>
26209 Zdenek Dvorak <ook@ucw.cz>
26211 PR tree-optimization/39233
26212 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26213 from converting them to a generic type.
26215 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26217 PR tree-optimization/39260
26218 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26219 contains a condition with a real type.
26220 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26222 2009-02-23 Jason Merrill <jason@redhat.com>
26225 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26226 narrowing_initializer_constant_valid_p.
26227 (narrowing_initializer_constant_valid_p): Don't return
26228 null_pointer_node for adding a pointer to itself.
26230 2009-02-23 Jan Hubicka <jh@suse.cz>
26233 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26236 2009-02-23 Jan Hubicka <jh@suse.cz>
26238 PR tree-optimization/37709
26239 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26240 * tree.h (block_ultimate_origin): Declare.
26241 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26242 * tree-ssa-live.c (remove_unused_scope_block_p):
26243 Eliminate blocks containig no instructions nor live variables nor
26245 (dump_scope_block): New function.
26246 (remove_unused_locals): Enable removal of dead blocks by default;
26247 enable dumping at TDF_DETAILS.
26249 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26251 * config/i386/i386.c (classify_argument): Don't allow COImode
26253 (function_arg_advance_32): Don't allow OImode.
26254 (function_arg_32): Likewise.
26255 (function_value_32): Likewise.
26256 (return_in_memory_32): Likewise.
26257 (function_arg_64): Remove OImode comment.
26259 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26262 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26263 ix86_expand_vector_set for V4DImode in 64bit mode only.
26264 (ix86_expand_vector_init_one_var): Likewise.
26266 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26268 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26270 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26273 * loop-iv.c: Revert last change.
26274 * emit-rtl.c: Likewise.
26276 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26279 * config/i386/i386.c (type_natural_mode): Remove an extra
26280 space in the warning message.
26281 (function_value_32): Handle 32-byte vector modes.
26282 (return_in_memory_32): Likewise.
26284 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26286 * loop-iv.c (truncate_value): New function.
26287 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26289 (lowpart_subreg): Move to...
26290 * emit-rtl.c: ...here.
26292 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26294 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26295 accidental and undocumented change at revision 140860.
26297 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26299 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26300 take gimple_seq * arguments.
26301 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26302 types_compatible_p langhook.
26304 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26305 Joseph Myers <joseph@codesourcery.com>
26307 * config/arm/arm.c (arm_builtin_va_list): New function.
26308 (arm_expand_builtin_va_start): Likewise.
26309 (arm_gimplify_va_arg_expr): Likewise.
26310 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26311 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26312 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26313 (va_list_type): New variable.
26314 (arm_mangle_type): Mangle va_list_type appropriately.
26316 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26318 PR middle-end/39157
26319 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26320 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26321 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26322 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26323 parameter to 1000 for -O1 by default.
26324 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26326 * loop-invariant.c: Include params.h.
26327 (move_loop_invariants): Don't call move_single_loop_invariants on
26330 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26332 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26333 offset when calculating bounds for indexing stack_usage_map. Fixes
26334 a buffer overflow with certain target setups.
26336 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26339 * calls.c (expand_call): Clear try_tail_call if caller and callee
26340 disagree in promotion of function return value.
26342 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26345 * c-common.c (c_determine_visibility): If visibility changed and
26346 DECL_RTL has been already set, call make_decl_rtl to update symbol
26349 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26352 * varasm.c (assemble_variable): Don't check DECL_NAME when
26353 globalizing a variable.
26355 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26358 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26359 expression before any __builtin_trap call.
26360 * c-typeck.c (build_function_call): Convert and check function
26361 arguments before generating a call to a trap. Evaluate the
26362 function arguments before the trap.
26364 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26367 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26368 (UNSPEC_FXAM_MEM): New unspec.
26369 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26370 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26371 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26373 2009-02-19 Richard Guenther <rguenther@suse.de>
26375 PR tree-optimization/39207
26376 PR tree-optimization/39074
26377 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26378 storedanything_tree): New.
26379 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26380 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26381 (build_succ_graph): Add edges from STOREDANYTHING to all
26383 (init_base_vars): Initialize STOREDANYTHING.
26384 (compute_points_to_sets): Free substitution info after
26385 building the succ graph.
26386 (ipa_pta_execute): Likewise.
26388 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26390 (do_ds_constraint): Do not add to special var or non-pointer
26392 (type_could_have_pointers): Split out from ...
26393 (could_have_pointers): ... here. For arrays use the element type.
26394 (create_variable_info_for): Initialize may_have_pointers.
26395 (new_var_info): Likewise.
26396 (handle_lhs_call): Make the HEAP variable unknown-sized.
26397 (intra_create_variable_infos): Use a type with pointers for
26398 PARM_NOALIAS, make it unknown-sized.
26400 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26403 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26405 2009-02-18 Jason Merrill <jason@redhat.com>
26408 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26409 value if DECL_EXTERNAL.
26410 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26411 * target.h (gcc_target::binds_local_p): Clarify "module".
26412 * tree.h (TREE_PUBLIC): Clarify "module".
26414 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26417 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26418 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26420 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26423 * c.opt (Wabi): Support C and ObjC.
26426 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26428 * config/i386/i386.c (classify_argument): Warn once about the ABI
26429 change when passing union with long double.
26431 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26433 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26436 * c-parser.c (c_parser_compound_statement): Always enter and leave
26439 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26442 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26444 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26446 PR tree-optimization/36922
26447 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26448 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26451 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26453 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26456 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26458 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26460 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26462 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26465 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26466 Richard Sandiford <rdsandiford@googlemail.com>
26468 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26469 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26470 (loongson_biadd): ...this.
26472 2009-02-17 Richard Guenther <rguenther@suse.de>
26474 PR tree-optimization/39202
26475 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26476 a var make sure to follow existing collapses.
26478 2009-02-17 Richard Guenther <rguenther@suse.de>
26480 PR middle-end/39214
26481 * langhooks.c (lhd_print_error_function): Check for NULL block.
26483 2009-02-17 Richard Guenther <rguenther@suse.de>
26485 PR tree-optimization/39204
26486 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26489 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26491 * config/soft-fp/double.h: Update from glibc CVS.
26493 2009-02-17 Richard Guenther <rguenther@suse.de>
26495 PR tree-optimization/39207
26496 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26497 strict-aliasing warnings for pointers pointing to NULL.
26499 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26502 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26503 skipping until next close brace.
26505 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26508 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26509 to function argument boundary.
26511 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26513 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26514 in the lea_add. Reload eventually constraints it properly.
26515 * config/picochip/constraints.md: Remove the target constraint
26516 "b", since it is not needed anymore.
26518 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26520 * gthr-dce.h: Uglify function parameter and local variable names.
26521 * gthr-gnat.h: Likewise.
26522 * gthr-mipssde.h: Likewise.
26523 * gthr-nks.h: Likewise.
26524 * gthr-posix95.h: Likewise.
26525 * gthr-posix.h: Likewise.
26526 * gthr-rtems.h: Likewise.
26527 * gthr-single.h: Likewise.
26528 * gthr-solaris.h: Likewise.
26529 * gthr-tpf.h: Likewise.
26530 * gthr-vxworks.h: Likewise.
26531 * gthr-win32.h: Likewise.
26533 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26536 * config/i386/i386.md: Restrict the new peephole2 to move
26537 between MMX/SSE registers.
26539 2009-02-15 Richard Guenther <rguenther@suse.de>
26542 2009-02-13 Richard Guenther <rguenther@suse.de>
26544 * configure.ac: Enable LFS.
26545 * configure: Re-generate.
26546 * config.in: Likewise.
26548 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26550 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26551 spu_srqwbyte, spu_srqwbytebc): Define.
26552 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26553 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26554 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26555 "shrqby_<mode>"): New insn-and-split patterns.
26556 * config/spu/spu.c (expand_builtin_args): Determine and return
26557 number of operands using spu_builtin_description data.
26558 (spu_expand_builtin_1): Use it.
26560 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26563 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26566 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26569 * config/i386/i386.c (override_options): Correct warning
26570 messages for -malign-loops, -malign-jumps and -malign-functions.
26572 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26575 * config/i386/i386.md: Restrict the new peephole2 to move
26576 between the general purpose registers.
26578 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26581 * config/i386/i386.c (type_natural_mode): Add a new argument.
26582 Return the original mode and warn ABI change if vector size is 32byte.
26583 (function_arg_advance): Updated.
26584 (function_arg): Likewise.
26585 (ix86_function_value): Likewise.
26586 (ix86_return_in_memory): Likewise.
26587 (ix86_sol10_return_in_memory): Likewise.
26588 (ix86_gimplify_va_arg): Likewise.
26589 (function_arg_32): Don't warn ABX ABI change here.
26590 (function_arg_64): Likewise.
26592 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26594 * loop-iv.c (implies_p): In the final case, test that operands 0
26595 of the two comparisons match.
26597 * config/bfin/bfin.c (find_prev_insn_start): New function.
26598 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26599 (find_next_insn_start): Move.
26601 2009-02-13 Richard Guenther <rguenther@suse.de>
26603 * configure.ac: Enable LFS.
26604 * configure: Re-generate.
26605 * config.in: Likewise.
26607 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26610 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26611 sizes on syntax error after some arguments have been parsed.
26613 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26615 * doc/invoke.texi (-fira): Remove.
26617 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26619 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26620 * recog.c: Likewise.
26623 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26625 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26626 (umul_ppmm): Likewise.
26627 (count_leading_zeros): Likewise.
26628 (count_trailing_zeros): Likewise.
26629 (UMUL_TIME): Likewise.
26631 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26633 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26634 soft-fp/t-softfp to tmake_file.
26636 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26637 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26638 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26639 IA64_BUILTIN_INFQ]: New.
26640 (ia64_init_builtins): Initialize __builtin_infq,
26641 __builtin_fabsq and __builtin_copysignq if not HPUX.
26642 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26643 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26645 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26647 (__fixtfti): Likewise.
26648 (__fixunstfti): Likewise.
26649 (__floattitf): Likewise.
26651 * config/ia64/libgcc-glibc.ver: New.
26652 * config/ia64/t-fprules-softfp: Likewise.
26653 * config/ia64/sfp-machine.h: Likewise.
26655 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26656 (LIBGCC2_TF_CEXT): Likewise.
26657 (TF_SIZE): Likewise.
26658 (TARGET_INIT_LIBFUNCS): Likewise.
26660 * config/ia64/t-glibc (SHLINB_MAPFILES):
26661 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26663 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26665 * config/i386/i386.c (construct_container): Rewrite processing
26666 BLKmode with X86_64_SSE_CLASS.
26668 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26671 * config/i386/i386.md: Replace simplify_replace_rtx with
26672 replace_rtx in the new peephole2.
26674 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26676 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26677 loop unrolling do not happen at -O2.
26679 2009-02-12 Michael Matz <matz@suse.de>
26681 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26683 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26685 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26688 2009-02-12 Ben Elliston <bje@au.ibm.com>
26690 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26691 patterns when updating the back chain. Missed in the 2009-02-10
26694 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26696 * doc/extend.texi (Decimal Floating Types): Update identifier of
26697 draft TR and list of missing support.
26699 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26701 PR middle-end/39154
26702 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26703 bit to variable length decl's flags, add it also to its
26704 pointer replacement variable.
26706 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26707 Jakub Jelinek <jakub@redhat.com>
26710 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26711 (memory_blockage): New expander.
26712 (*memory_blockage): New insn pattern.
26713 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26714 instead of general blockage at the end of function prologue when
26715 frame pointer is used to access red zone area. Do not emit blockage
26716 when profiling, it is emitted in generic code.
26717 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26718 function epilogue when frame pointer is used to access red zone area.
26720 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26723 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26724 by arithmetic with memory operands.
26725 * config/i386/predicates.md (commutative_operator): New.
26727 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26729 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26732 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26734 * alias.h (record_alias_subset): Declare.
26735 * alias.c (record_alias_subset): Make global.
26737 2009-02-10 Nick Clifton <nickc@redhat.com>
26739 * tree-parloops.c: Change license to GPLv3.
26740 * ipa-struct-reorg.c: Change license to GPLv3.
26741 * ipa-struct-reorg.h: Change license to GPLv3.
26743 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26746 * c-decl.c (start_struct): Return NULL on error.
26748 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26750 PR middle-end/39124
26751 * cfgloopmanip.c (remove_path): Call remove_bbs after
26752 cancel_loop_tree, not before it.
26755 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26756 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26757 VAR_DECLs were seen.
26758 * tree-ssa-live.c (remove_unused_locals): Recompute
26759 cfun->has_local_explicit_reg_vars.
26760 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26761 copies or clearings if cfun->has_local_explicit_reg_vars.
26763 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26766 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26767 of function prologue when frame pointer is used to access
26770 2009-02-10 Richard Guenther <rguenther@suse.de>
26772 PR middle-end/39127
26773 * gimplify.c (gimple_regimplify_operands): Always look if
26774 we need to create a temporary.
26776 2009-02-10 Richard Guenther <rguenther@suse.de>
26778 PR tree-optimization/39132
26779 * tree-loop-distribution.c (todo): New global var.
26780 (generate_memset_zero): Trigger TODO_rebuild_alias.
26781 (tree_loop_distribution): Return todo.
26783 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26786 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26787 (x86_64_reg_class_name): Removed.
26788 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26789 first one isn't X86_64_SSE_CLASS or any other ones aren't
26790 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26791 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26792 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26793 and 3 X86_64_SSEUP_CLASS.
26794 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26795 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26797 2009-02-10 Ben Elliston <bje@au.ibm.com>
26799 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26800 form instruction to update the stack back chain word, even if the
26801 user has disabled the generation of update instructions.
26802 (movdi_<mode>_update_stack): New.
26803 (movsi_update_stack): Likewise.
26804 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26805 always use an update form instruction to update the stack back
26808 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26810 PR middle-end/38953
26811 * graphite.c (if_region_set_false_region): After moving a region in
26812 the false branch of a condition, remove the empty dummy basic block.
26813 (gloog): Remove wrong fix for PR38953.
26815 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26817 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26818 generation due to implicit sign extension.
26820 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26822 PR middle-end/38981
26823 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26824 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26826 2009-02-09 Richard Guenther <rguenther@suse.de>
26828 PR middle-end/35202
26829 * convert.c (convert_to_real): Disable (float)fn((double)x)
26830 to fnf(x) conversion if errno differences may occur and
26831 -fmath-errno is set.
26833 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26835 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26836 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26837 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26839 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26842 * c-common.c (handle_alias_attribute): Disallow attribute for
26843 anything not a FUNCTION_DECL or VAR_DECL.
26845 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26848 * real.c (do_compare): Special-case compare of zero against
26849 decimal float value.
26851 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26854 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26855 as indicating flexible array members unless the field itself is
26856 being declarared as the incomplete array.
26858 2009-02-06 Jan Hubicka <jh@suse.cz>
26860 PR tree-optimization/38844
26861 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26862 is already inlined.
26864 2009-02-06 Richard Guenther <rguenther@suse.de>
26866 PR middle-end/38977
26867 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26868 fork because we may expand it as __gcov_fork.
26870 2009-02-06 Nick Clifton <nickc@redhat.com>
26872 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26874 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26876 PR tree-optimization/35659
26877 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26878 vn_phi_eq): Shortcut if hashcode does not match.
26879 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26881 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26882 and avoid iterative_hash_expr.
26883 (FOR_EACH_VALUE_ID_IN_SET): New.
26884 (value_id_compare): Remove.
26885 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26886 sort expressions by value id.
26888 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26891 * config/sh/predicates.md (general_movsrc_operand): Don't check
26892 the subreg of system registers here.
26894 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26897 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26898 on the copied decl.
26900 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26902 PR rtl-optimization/39110
26903 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26904 addresses, not aligned ones.
26906 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26907 Richard Guenther <rguenther@suse.de>
26909 PR tree-optimization/39100
26910 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26911 comment says and add edges.
26913 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26916 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26917 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26919 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26921 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26922 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26923 register_bb_in_sese, new_sese, free_sese): Moved.
26924 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26925 outermost_loop_in_scop, build_scop_iteration_domain,
26926 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26927 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26928 Use loop_in_sese_p instead of loop_in_scop_p.
26929 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26930 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26931 (scopdet_basic_block_info): Fix bug in scop detection.
26932 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26933 eq_loop_to_cloog_loop): Remove.
26934 (nb_loops_around_loop_in_scop, nb_loop
26935 ref_nb_loops): Moved here...
26936 * graphite.h (ref_nb_loops): ... from here.
26937 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26938 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26939 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26941 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26942 Hans-Peter Nilsson <hp@axis.com>
26944 PR rtl-optimization/37889
26945 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26946 Move offset handling from PLUS to before the switch. Use new
26947 arguments when considering SYMBOL_REFs too.
26948 (rtx_addr_can_trap_p): Pass dummy offset and size.
26949 (enum may_trap_p_flags): Remove.
26950 (may_trap_p_1): Pass size from MEM_SIZE.
26952 PR rtl-optimization/38921
26953 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26954 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26955 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26956 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26958 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26960 AVX Programming Reference (January, 2009)
26961 * config/i386/sse.md (*vpclmulqdq): New.
26963 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26965 PR tree-optimization/38977
26966 PR gcov-profile/38292
26967 * calls.c (special_function_p): Disregard __builtin_ prefix.
26969 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26971 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26972 non-indexable addresses even before reload.
26974 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26977 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26978 as having variable size. Do not give an error for unnamed
26979 parameters with [*] declarators. Give a warning for type names
26980 with [*] declarators and mark them as variable size.
26981 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26982 for sizeof applied to [*] type names.
26984 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26987 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26989 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26991 * gcc.c (process_command): Update copyright notice dates.
26992 * gcov.c (print_version): Likewise.
26993 * gcov-dump.c (print_version): Likewise.
26994 * mips-tfile.c (main): Likewise.
26995 * mips-tdump.c (main): Likewise.
26997 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27000 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27001 for composite type involving a zero-length array type.
27003 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27006 * function.c (match_asm_constraints_1): Skip over
27007 initial optional % in the constraint.
27009 PR inline-asm/39059
27010 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27011 supported, don't accept FIXED_CSTs.
27012 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27013 and _Sat is used without _Fract/_Accum. Set specs->type to
27014 integer_type_node for cts_fract/cts_accum if fixed point is not
27017 2009-02-02 Catherine Moore <clm@codesourcery.com>
27019 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27021 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27023 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27024 (ABI_HAS_64BIT_SYMBOLS): Use it.
27025 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27027 2009-02-02 Paul Brook <paul@codesourcery.com>
27029 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27031 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27033 PR inline-asm/39058
27034 * recog.h (asm_operand_ok): Add constraints argument.
27035 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27036 recurse on matching constraint.
27037 (check_asm_operands): Pass constraints as 3rd argument to
27038 asm_operand_ok. Don't look up matching constraint here.
27039 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27042 2009-02-02 Ben Elliston <bje@au.ibm.com>
27044 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27045 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27047 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27049 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27050 information. Remove some obsolete information. Reorganize.
27052 * config/pa/fptr.c: Revert license to GPL 2.
27053 * config/pa/milli64.S: Likewise.
27055 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27058 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27059 LIBRARY name in, instead of hard-coding it.
27060 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27061 extra target make frag to tmake_files according to EH model.
27062 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27063 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27064 frags that define makefile variable EH_MODEL appropriately.
27065 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27066 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27067 to "-sjlj" according to type of EH configured.
27068 (LIBGCC_SONAME): Concatenate it to shared library base name.
27069 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27070 to "_sjlj" according to type of EH configured.
27071 (LIBGCC_SONAME): Concatenate it to shared library base name.
27072 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27073 (SHLIB_LINK): Add missing semicolon to if-else construct.
27074 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27075 string value of "pe_dll" command-line option.
27076 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27077 (SHLIB_SONAME): Use it when overriding t-cygming default.
27078 (SHLIB_IMPLIB): Override t-cygming default.
27079 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27080 string value of "pe_dll" command-line option.
27082 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27085 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27086 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27088 2009-01-31 Richard Guenther <rguenther@suse.de>
27090 PR tree-optimization/38937
27091 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27092 computing the transitive closure.
27094 2009-01-30 Richard Guenther <rguenther@suse.de>
27096 PR tree-optimization/39041
27097 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27098 Propagate variable indices only if the types match for this stmt.
27100 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27103 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27104 inline but never defined.
27106 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27108 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27109 (*insv_h_di_reg_extimm): New insn.
27110 (*insv_l<mode>_reg_extimm): New insn.
27112 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27114 * config/picochip/picochip.c (flag_conserve_stack): set
27115 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27116 fconserve-stack. Reduce call-overhead used by inliner.
27118 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27121 * common.opt (flag_conserve_stack): Initialised to zero.
27123 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27126 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27127 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27130 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27132 * ira-color.c (allocno_reload_assign): Update comments.
27133 * regmove.c (regmove_optimize): Likewise.
27137 2009-01-29 Robert Millan <rmh@aybabtu.com>
27139 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27140 * config/i386/kopensolaris-gnu.h: New file. Undefine
27141 `MD_UNWIND_SUPPORT'.
27142 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27144 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27146 PR tree-optimization/39007
27147 * tree-loop-distribution.c (generate_builtin): Use
27148 recompute_dominator to compute the immediate dominator of the
27149 basic block just after the loop.
27151 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27153 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27154 (ASM_OUTPUT_DWARF_PCREL): Define.
27156 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27158 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27159 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27160 global. Modify entries about regmove and IRA.
27162 * ra-conflict.c: Remove the file.
27164 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27166 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27167 (pass_regclass_init): Rename to pass_reginfo_init.
27169 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27171 * toplev.h (flag_ira): Remove.
27173 * caller-save.c (setup_save_areas): Remove flag_ira.
27175 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27177 * global.c: Remove the file.
27179 * opts.c (decode_options): Remove flag_ira.
27181 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27183 * regmove.c: Modify file description.
27184 (find_use_as_address, try_auto_increment): Define them only if
27185 AUTO_INC_DEC is defined.
27186 (replacement_quality, replace_in_call_usage, fixup_match_1,
27187 stable_and_no_regs_but_for_p): Remove.
27188 (reg_set_in_bb): Make it static.
27189 (regmove_optimize): Remove flag_ira and code which worked for
27192 * local-alloc.c: Remove the file.
27194 * common.opt (fira): Remove.
27196 * ira.c: Include except.h.
27197 (eliminable_regset): Move from global.c.
27198 (mark_elimination): Ditto. Remove flag_ira.
27199 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27200 equiv_mem_modified, validate_equiv_mem_from_store,
27201 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27202 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27203 no_equiv, recorded_label_ref): Move from local-alloc.c.
27204 (update_equiv_regs): Ditto. Make it static.
27205 (print_insn_chain, print_insn_chains): Move it from global.c.
27206 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27207 (build_insn_chain): Ditto. Make it static.
27208 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27209 Rename to init_live_subregs.
27210 (gate_ira): Remove flag_ira.
27212 * regclass.c: Rename reginfo.c. Change file description.
27213 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27214 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27215 (init_reg_sets_1): Remove code for evaluation of
27216 reg_class_superclasses and losing_caller_save_reg_set.
27217 (init_regs): Remove init_reg_autoinc.
27218 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27219 ok_for_base_p_nonstrict): Remove.
27220 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27221 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27222 corresponding entries.
27223 (dump_regclass, record_operand_costs, scan_one_insn,
27224 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27225 record_address_regs, auto_inc_dec_reg_p): Remove.
27226 (gt-regclass.h): Rename to gt-reginfo.h.
27228 * rtl.h (dump_global_regs, retry_global_alloc,
27229 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27231 * Makefile.in (RA_H): Remove.
27232 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27233 Rename regclass.o to reginfo.o.
27234 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27236 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27237 (GTFILES): Rename regclass.c to reginfo.c.
27239 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27240 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27242 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27243 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27245 (finish_spills): Ditto. Remove code for !flag_ira.
27247 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27249 PR middle-end/35854
27250 * doc/invoke.texi (rtl debug options): Complete rewrite.
27251 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27253 * mode-switching.c (pass_mode_switching): Rename pass from
27254 "mode-sw" to "mode_sw".
27255 * except.c (pass_convert_to_eh_ranges): Rename pass from
27256 "eh-ranges" to "eh_ranges".
27257 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27261 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27262 Alexander Monakov <amonakov@ispras.ru>
27264 PR middle-end/38857
27265 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27267 (move_exprs_to_boundary): Change return type and pass through
27268 should_move from move_op. Relax assert. Update usage ...
27269 (schedule_expr_on_boundary): ... here. Use should_move instead of
27271 (move_op_orig_expr_found): Indicate that insn was disconnected from
27273 (code_motion_process_successors): Do not call after_merge_succs
27274 callback if original expression was not found when traversing any of
27276 (code_motion_path_driver): Change return type. Update prototype.
27277 (move_op): Update comment. Add a new parameter (should_move). Update
27278 prototype. Set *should_move based on indication provided by
27279 move_op_orig_expr_found.
27281 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27283 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27284 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27285 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27286 * config/rs6000/rs6000.c (rs6000_override_options): Default
27287 avoid-indexed-addresses on for Power6, off for everything else.
27288 (avoiding_indexed_address_p): New function.
27289 (rs6000_legitimize_address): Use it.
27290 (rs6000_legitimate_address): Likewise.
27291 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27293 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27295 PR tree-optimization/38997
27296 * tree-loop-distribution.c (generate_memset_zero): Use
27297 POINTER_PLUS_EXPR for a pointer addition.
27299 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27301 * config/s390/s390.md (bswap<mode>2): New pattern added.
27303 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27305 * config/s390/s390.md (*tls_load_31): Added type attribute.
27307 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27309 * config/s390/s390.md: Fix a few comments.
27311 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27313 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27314 (*tm<mode>_full): Fixed z10prop attribute.
27315 (*tst<mode>_extimm): Fixed z10prop attribute.
27316 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27317 (*tstqiCCT_cconly): Fixed z10prop attribute.
27318 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27319 (*movsi_larl): Fixed z10prop attribute.
27320 (*movsi_zarch): Fixed z10prop attribute.
27321 (*movsi_eas): Fixed z10prop attribute.
27322 (*movhi): Fixed z10prop attribute.
27323 (*movqi): Fixed z10prop attribute.
27324 (*movstrictqi): Fixed z10prop attribute.
27325 (*mov<mode>): Fixed z10prop attribute.
27326 (*movcc): Fixed z10prop attribute.
27327 (*sethighpartdi_64): Fixed z10prop attribute.
27328 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27329 (*negdi2_sign_cc): Fixed z10prop attribute.
27330 (*negdi2_sign): Fixed z10prop attribute.
27331 (*absdi2_sign_cc): Fixed z10prop attribute.
27332 (*absdi2_sign): Fixed z10prop attribute.
27333 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27334 (*negabsdi2_sign): Fixed z10prop attribute.
27335 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27336 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27337 (doloop_si64): Fixed z10prop attribute.
27338 (doloop_si31): Fixed z10prop attribute.
27339 (doloop_long): Fixed z10prop attribute.
27340 (indirect_jump): Fixed z10prop attribute.
27341 (nop): Fixed z10prop attribute.
27342 (main_base_64): Fixed z10prop attribute.
27343 (reload_base_64): Fixed z10prop attribute.
27345 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27347 PR rtl-optimization/38740
27348 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27350 * config/mips/mips.c (mips_reorg): Likewise.
27352 2009-01-28 Richard Guenther <rguenther@suse.de>
27354 PR tree-optimization/38926
27355 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27356 with the correct value id to a value.
27357 (do_regular_insertion): Use the value number of edoubleprime
27358 for the value number of the expr.
27361 2008-08-21 Richard Guenther <rguenther@suse.de>
27363 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27364 a PHI ask VN if it is already available.
27365 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27366 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27368 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27370 PR middle-end/38934
27371 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27372 set to varying whenever max has TREE_OVERFLOW set, similarly
27373 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27375 2009-01-28 Richard Guenther <rguenther@suse.de>
27377 PR middle-end/38908
27378 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27379 uninitialized aggregate uses in call arguments.
27381 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27383 PR tree-optimization/38984
27384 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27385 the nothing_id variable if -fno-delete-null-pointer-checks.
27387 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27390 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27391 (set_got_offset_rex64): Ditto.
27393 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27396 * doc/extend.texi: Improve local variable with asm reg.
27398 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27400 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27401 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27402 was not supplied then set warn_packed_bitfield_compat to the
27403 default value of 1.
27404 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27407 2009-01-27 Richard Guenther <rguenther@suse.de>
27409 PR tree-optimization/38503
27410 * cfgexpand.c (expand_gimple_basic_block): Ignore
27411 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27412 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27413 variables that cannot have TBAA applied.
27414 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27417 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27419 PR middle-end/38969
27420 * calls.c (initialize_argument_information): Do not wrap complex
27421 arguments in SAVE_EXPR.
27423 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27425 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27426 (INSTALL_LIBGCC): Revert typo commit.
27428 2009-01-26 Richard Guenther <rguenther@suse.de>
27430 PR tree-optimization/38745
27431 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27432 from special handling.
27434 2009-01-26 Richard Guenther <rguenther@suse.de>
27436 PR tree-optimization/38745
27437 * tree-ssa.c (execute_update_addresses_taken): Do not include
27438 variables that cannot possibly be a register in not_reg_needs.
27439 Do not clear TREE_ADDRESSABLE on vars that may not become
27441 * tree-ssa.c (update_alias_info_1): Include those in the set
27442 of addressable vars.
27444 2009-01-26 Richard Guenther <rguenther@suse.de>
27446 PR middle-end/38851
27447 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27448 * tree-ssa-dse.c: Include langhooks.h
27449 (execute_simple_dse): Remove stores with zero size.
27451 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27454 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27457 2009-01-24 Julian Brown <julian@codesourcery.com>
27459 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27460 config/arm/linux-atomic.c.
27461 * config/arm/linux-atomic.c: New.
27463 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27465 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27466 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27467 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27469 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27472 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27475 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27477 PR tree-optimization/38953
27478 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27479 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27480 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27481 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27484 2009-01-24 Paul Brook <paul@codesourcery.com>
27486 * config/arm/neon.md (neon_type): Move to arm.md.
27487 (neon_mov<VSTRUCT>): Add neon_type attribute.
27488 * config/arm/arm.md (neon_type): Move to here.
27489 (conds): Add "unconditioal" and use as default for NEON insns.
27491 2009-01-24 Ben Elliston <bje@au.ibm.com>
27493 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27494 void *' warning from -Wc++-compat.
27495 * Makefile.in (dominance.o-warn): Remove.
27497 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27499 PR tree-optimization/38932
27500 * fold-const.c (fold_unary_ignore_overflow): New.
27501 * tree.h (fold_unary_ignore_overflow): Declare.
27502 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27503 * tree-ssa-sccvn.c (visit_reference_op_load,
27504 simplify_unary_expression): Likewise.
27506 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27508 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27509 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27510 regardless of their type.
27511 * c-common.c (handle_packed_attribute): Don't ignore packed on
27513 * c.opt (Wpacked-bitfield-compat): New warning option.
27514 * stor-layout.c (place_field): Warn if offset of a field changed.
27515 * doc/extend.texi (packed): Mention the ABI change.
27516 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27517 (Warning Options): Add it to the list.
27519 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27521 * c-opts.c (c_common_post_options): Fix a typo in comments.
27523 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27525 PR middle-end/38615
27526 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27527 variables to static.
27528 * doc/invoke.texi (-fmerge-all-constants): Update description.
27530 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27533 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27534 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27536 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27538 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27540 (LOCAL_ALIGNMENT): Similarly.
27542 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27543 Joseph Myers <joseph@codesourcery.com>
27545 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27546 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27547 * config/arm/arm-tune.md: Regenerate.
27548 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27551 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27553 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27554 version number to five.
27556 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27559 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27560 * c-common.c (set_underlying_type): Likewise.
27561 (is_typedef_decl ): Likewise
27563 (set_underlying_type): Likewise.
27564 (is_typedef_type): Likewise.
27566 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27568 PR middle-end/38587
27569 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27572 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27575 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27576 (LIBGCC_SPEC): Don't define.
27577 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27579 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27581 PR rtl-optimization/38879
27582 * alias.c (base_alias_check): Unaligned access via AND address can
27583 alias all surrounding object types except those with sizes equal
27584 or wider than the size of unaligned access.
27586 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27589 * c-decl.c (clone_underlying_type): Move this ...
27590 * c-common.c (set_underlying_type): ... here.
27591 Also, make sure the function properly sets TYPE_STUB_DECL() on
27592 the newly created typedef variant type.
27593 (is_typedef_decl ): New entry point.
27594 * tree.h: Added a new member member_types_needing_access_check to
27595 struct tree_decl_non_common.
27596 (set_underlying_type): New entry point.
27597 (is_typedef_type): Likewise.
27599 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27601 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27602 Check whether two instructions have memory references that
27603 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27604 are helper functions for traversing.
27605 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27606 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27607 not to draw dependency edge for instructions with non-conflicting
27610 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27613 * longlong.h: Update copyright years. Use soft-fp license notice.
27614 Sync __clz_tab declaration with glibc.
27616 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27619 * doc/extend.texi (syscall_linkage): New.
27620 (version_id): Modify.
27622 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27623 Richard Guenther <rguenther@suse.de>
27625 PR tree-optimization/38747
27626 PR tree-optimization/38748
27627 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27628 conversion if the base address is an indirect reference and the
27629 aliasing sets could cause issues.
27631 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27633 * common.opt (fgraphite, fgraphite-identity): Add comment for
27634 explaining why these options are not documented.
27636 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27638 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27639 gimple_call_lhs is NULL.
27641 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27644 * emit-rtl.c (adjust_address_1): Make sure memref is never
27647 2009-01-20 Ben Elliston <bje@au.ibm.com>
27649 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27650 const qualifier from arg parameter. Remove unnecessary cast to char *.
27651 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27652 const qualifier from arg 2.
27654 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27656 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27658 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27661 * rtl.h (reinit_regs): New prototype.
27662 * regclass.c: Include ira.h.
27663 (reinit_regs): New.
27664 * Makefile.in (regclass.o): Add ira.h.
27665 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27667 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27670 * c-common.c (handle_aligned_attribute): Use
27671 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27672 default alignment value.
27674 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27676 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27677 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27679 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27680 __BIGGEST_ALIGNMENT__.
27682 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27684 2009-01-18 Richard Guenther <rguenther@suse.de>
27686 PR tree-optimization/38819
27687 * tree-flow.h (operation_could_trap_helper_p): Declare.
27688 * tree-eh.c (operation_could_trap_helper_p): Export.
27689 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27690 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27691 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27692 are about to insert a possibly trapping instruction and fail
27695 2009-01-18 Andreas Schwab <schwab@suse.de>
27697 * doc/install.texi (Configuration): Remove obsolete paragraph
27698 about use of --with-gnu-ld with --with-gnu-as.
27700 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27702 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27703 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27704 Follow spelling conventions.
27706 2009-01-18 Ben Elliston <bje@au.ibm.com>
27708 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27709 C++ warning about implicit conversion from void * to struct
27711 (bitmap_obstack_free): Likewise for bitmap_element *.
27712 * Makefile.in (bitmap.o-warn): Remove.
27714 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27716 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27718 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27719 Tobias Grosser <tobi.grosser@amd.com>
27721 * graphite.c (graphite_trans_scop_block): Do not block single
27724 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27726 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27727 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27728 test with assertion.
27730 2009-01-16 Richard Guenther <rguenther@suse.de>
27732 PR tree-optimization/38835
27733 PR middle-end/36227
27734 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27735 and INT + PTR -> (INT)(PTR p+ INT) folding.
27736 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27738 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27741 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27742 the subreg from a lowpart subreg if it is also casting the value.
27744 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27745 Tobias Grosser <tobi.grosser@amd.com>
27747 * graphite.c (compare_prefix_loops): New.
27748 (build_scop_canonical_schedules): Rewritten.
27749 (graphite_transform_loops): Move build_scop_canonical_schedules
27750 after build_scop_iteration_domain.
27752 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27753 Tobias Grosser <tobi.grosser@amd.com>
27755 * graphite.c (add_conditions_to_domain): Add the loops to
27756 the dimension of the iteration domain. Do copy the domain
27757 only when it exists.
27758 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27759 (add_conditions_to_constraints): New.
27760 (can_generate_code_stmt, can_generate_code): Removed.
27761 (gloog): Do not call can_generate_code.
27762 (graphite_transform_loops): Call add_conditions_to_constraints
27763 after building the iteration domain.
27765 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27767 PR tree-optimization/38789
27768 * tree-ssa-threadedge.c
27769 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27770 __builtin_constant_p.
27772 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27774 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27775 examined before deleting them.
27777 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27779 * function.c (aggregate_value_p): Correctly extract the function
27780 type from CALL_EXPR_FN lookup.
27782 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27784 * config/picochip/picochip.c (picochip_override_options): Revert
27785 CFI asm flag disable commited previously.
27787 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27788 Tobias Grosser <tobi.grosser@amd.com>
27789 Jan Sjodin <jan.sjodin@amd.com>
27791 * graphite.c (scan_tree_for_params): On substractions negate
27792 all the coefficients of the term.
27793 (clast_to_gcc_expression_red): New. Handle reduction expressions
27794 of more than two operands.
27795 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27796 (get_vdef_before_scop): Handle also the case of default definitions.
27798 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27800 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27801 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27802 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27804 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27805 Joey Ye <joey.ye@intel.com>
27807 PR middle-end/37843
27808 * cfgexpand.c (expand_stack_alignment): Don't update stack
27809 boundary nor check incoming stack boundary here.
27810 (gimple_expand_cfg): Update stack boundary and check incoming
27811 stack boundary here.
27813 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27815 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27817 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27819 PR rtl-optimization/38245
27820 * calls.c (expand_call): Add stack arguments to
27821 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27822 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27823 in regs and partially in memory or BLKmode arguments.
27824 (emit_library_call_value_1): Add stack arguments to
27825 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27826 ACCUMULATE_OUTGOING_ARGS).
27827 * dce.c: Include tm_p.h.
27828 (find_call_stack_args): New function.
27829 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27831 (mark_insn): Call find_call_stack_args for CALL_Ps.
27832 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27833 forwards. Allocate and free arg_stores bitmap if needed, pass it
27834 down to deletable_insn_p, don't mark stores set in arg_stores
27835 bitmap, clear the bitmap at the beginning of each bb.
27836 * Makefile.in (dce.o): Depend on $(TM_P_H).
27838 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27841 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27842 to make sure the insn is a conditional test (bug 22599). Reformat a
27845 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27847 PR middle-end/38431
27848 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27849 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27850 (gloog): Do not call cleanup_tree_cfg.
27851 (graphite_transform_loops): Call cleanup_tree_cfg after all
27852 scops have been code generated.
27854 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27855 * doc/gty.texi (Invoking the garbage collector): Added new node
27856 and section documenting ggc_collect.
27858 2009-01-14 Richard Guenther <rguenther@suse.de>
27860 PR tree-optimization/38826
27861 PR middle-end/38477
27862 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27863 initialization notes only if we actually emitted a warning.
27864 (intra_create_variable_infos): Add constraints for a result decl
27865 that is passed by hidden reference.
27866 (build_pred_graph): Mark all related variables non-direct on
27869 2009-01-14 Nick Clifton <nickc@redhat.com>
27871 * ira-conflicts.c: Include addresses.h for the definition of
27873 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27874 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27876 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27879 * Makefile.in (ira-lives.o): Add except.h.
27881 * ira-lives.c: Include except.h.
27882 (process_bb_node_lives): Process can_throw_internal.
27884 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27886 PR rtl-optimization/38774
27887 * combine.c (simplify_set): When undoing cc_use change, don't do
27888 PUT_CODE on the newly created comparison, but instead put back the
27891 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27893 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27894 values. Remove duplicate arm8 entry.
27896 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27898 PR tree-optimization/38786
27899 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27900 the SSA_NAME case of expand_scalar_variables_expr.
27901 Set the type of an expression to the type of its assign statement.
27902 (expand_scalar_variables_expr): Also gather the scalar computation
27903 used to index the memory access. Do not pass loop_p.
27904 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27905 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27906 the gimple_stmt_iterator where it inserts new code.
27907 Do not pass loop_p.
27908 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27909 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27911 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27913 * graphite.h (debug_value): Removed.
27914 * graphite.c (debug_value): Removed.
27916 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27918 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27919 ldrd/strd with two 32-bit instructions.
27921 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27923 * config/arm/arm.c (struct processors): Pass for speed down into
27924 cost helper functions.
27925 (const_ok_for_op): Handle COMPARE and inequality nodes.
27926 (arm_rtx_costs_1): Rewrite.
27927 (arm_size_rtx_costs): Update prototype.
27928 (arm_rtx_costs): Pass speed down to helper functions.
27929 (arm_slowmul_rtx_costs): Rework cost calculations.
27930 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27931 (arm_9e_rtx_costs): Likewise.
27933 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27935 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27936 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27937 (alpha_legitimize_address): Do not split local symbols wider than
27938 UNITS_PER_WORD into HIGH/LO_SUM parts.
27940 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27943 * gcc.c (process_command): Replace call to execvp with calls
27944 to pex_one and exit.
27946 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27949 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27950 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27951 variant for devices with 3-byte PC.
27952 (__tablejump_elpm__): New.
27954 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27957 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27958 offsetof member-designator, handle it as `[0].'.
27960 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27962 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27963 function when not using named sections on targets with named sections
27964 if branch distance is less than 262132.
27966 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27968 * combine.c (combine_instructions): Recompute
27969 optimize_this_for_speed_p for each BB in the main combine loop.
27971 2009-01-12 Tomas Bily <tbily@suse.cz>
27974 * tree-loop-distribution.c (prop_phis): New function.
27975 (generate_builtin): Call prop_phis.
27977 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27979 PR tree-optimization/38807
27980 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27981 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27983 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27985 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27986 subreg of op0 to the original op0.
27988 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27990 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27992 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27995 * mips-tfile.c (parse_def): Fix parsing of def strings
27996 starting with digits.
27998 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28001 * config/arm/arm.c (arm_is_long_call_p): Don't call
28002 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28004 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28006 * regrename.c (regrename_optimize): Fix dumping.
28007 (find_oldest_value_reg): Preserve REG_POINTER.
28008 (copy_hardreg_forward_1): Likewise.
28010 2009-01-09 Diego Novillo <dnovillo@google.com>
28012 * gimple.h (struct gimple_statement_base) <uid>: Document
28013 the restrictions on its use.
28014 (gimple_uid): Tidy.
28015 (gimple_set_uid): Tidy.
28017 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28019 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28020 zero guard even if align_bytes != 0 and count is smaller than
28023 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28025 PR rtl-optimization/38495
28026 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28027 (add_range_and_copies_from_move_list): Print all added ranges.
28028 Add ranges to memory optimized destination.
28030 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28034 * config/i386/i386.c (override_options): Reject
28035 -mstringop-strategy=rep_8byte with -m32.
28036 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28037 to 1. Do count comparison against epilogue_size_needed at compile
28038 time even when count_exp was constant forced into register. For
28039 size_needed don't jump to epilogue, instead just avoid aligning
28040 and invoke the body algorithm. If need_zero_guard, add zero guard
28041 even if count is non-zero, but smaller than size_needed + number of
28042 bytes that could be stored for alignment.
28043 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28044 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28045 but smaller than size_needed + number of bytes that could be stored
28046 for alignment. Compare size_needed with epilogue_size_needed instead
28047 of desired_align - align, don't adjust size_needed, pass
28048 epilogue_size_needed to the epilogue expanders.
28051 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28053 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28055 * pa.c (last_address): Change to unsigned.
28056 (update_total_code_bytes): Change argument to unsigned. Don't
28057 check if insn addresses are set.
28058 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28059 addresses are not set.
28060 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28062 2009-01-09 Nick Clifton <nickc@redhat.com>
28064 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28065 DECL_DECLARED_INLINE_P.
28067 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28069 PR middle-end/38347
28070 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28071 GET_MODE (op0) in operand_subword_force calls.
28073 PR middle-end/38771
28074 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28075 fold_convert arg0 operands to TREE_TYPE (op0) first.
28077 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28079 * params.def (ira-max-conflict-table-size): Decrease default value
28082 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28084 PR tree-optimization/37031
28085 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28087 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28088 allocate it using gc instead of heap, use VEC_quick_push instead of
28090 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28091 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28092 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28093 allocated vector from heap allocated.
28094 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28095 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28096 vector only after perfect_loop_nest_depth call.
28098 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28099 Jan Sjodin <jan.sjodin@amd.com>
28101 PR tree-optimization/38559
28102 * graphite.c (debug_value, copy_constraint,
28103 swap_constraint_variables, scale_constraint_variable, ): New.
28104 (get_lower_bound, get_upper_bound): Removed.
28105 (graphite_trans_bb_strip_mine): Clean up this code that works
28106 only for constant number of iterations. Fully copy upper and
28107 lower bound constraints, not only the constant part of them.
28108 * graphite.h (debug_value): Declared.
28110 2009-01-08 Ira Rosen <irar@il.ibm.com>
28112 PR tree-optimization/37194
28113 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28114 Don't add the cost of cost model guard in prologue to scalar
28115 outside cost in case of known number of iterations.
28117 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28118 Alan Modra <amodra@bigpond.net.au>
28120 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28121 non-word-aligned REG+CONST addressing.
28123 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28126 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28127 free_after_compilation when outputting a thunk.
28128 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28129 Do not call free_after_compilation here.
28131 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28133 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28134 (ix86_valid_target_attribute_inner_p): Ditto.
28136 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28138 PR tree-optimization/38492
28139 PR tree-optimization/38498
28140 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28141 * tree-chrec.h (scev_is_linear_expression): Declared.
28142 * graphite.c (graphite_cannot_represent_loop_niter): New.
28143 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28144 (graphite_loop_normal_form): Use gcc_assert.
28145 (scan_tree_for_params): Use CASE_CONVERT.
28146 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28147 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28148 Use gcc_assert. Discard scops that contain unhandled cases.
28149 (build_scop_conditions): Return a boolean status for unhandled cases.
28150 (strip_mine_profitable_p): Print the loop number, not its depth.
28151 (is_interchange_valid): Pass the depth of the loop nest, don't
28152 recompute it wrongly.
28153 (graphite_trans_bb_block): Same.
28154 (graphite_trans_bb_block): Print tentative of loop blocking.
28155 (graphite_trans_scop_block): Do not print that the loop has been
28157 (graphite_transform_loops): Do not handle scops that contain condition
28160 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28162 AVX Programming Reference (December, 2008)
28163 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28164 (_mm256_stream_pd): Likewise.
28165 (_mm256_stream_ps): Likewise.
28167 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28168 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28169 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28170 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28171 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28172 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28173 (ix86_expand_special_args_builtin): Likewise.
28175 * config/i386/sse.md (AVXMODEDI): New.
28176 (avx_movnt<mode>): Likewise.
28177 (avx_movnt<mode>): Likewise.
28178 (<sse>_movnt<mode>): Remove AVX support.
28179 (sse2_movntv2di): Likewise.
28181 2009-01-07 Richard Guenther <rguenther@suse.de>
28183 PR middle-end/38751
28184 * fold-const.c (extract_muldiv): Remove obsolete comment.
28185 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28186 to PLUS_EXPR canonicalization for the canonicalization.
28188 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28190 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28191 hosted cross-compilers generating less efficient code.
28193 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28195 * function.h (rtl_data): Add a dbr_scheduled_p field.
28196 * reorg.c (dbr_schedule): Set it.
28197 (gate_handle_delay_slots): Check it.
28198 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28199 (mips_reorg): Check flag_delayed_branch instead of
28200 mips_base_delayed_branch.
28201 (mips_override_options): Don't set mips_base_delayed_branch
28202 or flag_delayed_branch.
28204 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28206 PR rtl-optimization/38426.
28207 * ira.c (ira): Set current_function_is_leaf earlier.
28209 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28211 PR rtl-optimization/38722
28212 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28213 too early, only set a flag and modify after last possible
28216 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28219 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28220 * real.c (decimal_single_format): Correct values of emin and emax.
28221 (decimal_double_format): Ditto.
28222 (decimal_quad_format): Ditto.
28223 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28224 computation of DECnn_MIN and DECnn_MAX for corrected values of
28225 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28226 __DECnn_MIN__, and adjust its computation for the corrected value
28229 2009-01-06 Jan Hubicka <jh@suse.cz>
28232 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28234 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28236 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28237 Add Robert Clark to the list of testers.
28239 2009-01-06 Jan Hubicka <jh@suse.cz>
28240 Kai Tietz <kai.tietz@onevision.com>
28242 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28243 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28245 2009-01-06 Jan Hubicka <jh@suse.cz>
28246 Kai Tietz <kai.tietz@onevision.com>
28248 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28250 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28251 (ix86_nsaved_regs): Count only general purpose regs.
28252 (ix86_nsaved_sseregs): New.
28253 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28254 to 16 for w64; compute padding and size of sse reg save area.
28255 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28256 general purpose regs.
28257 (ix86_emit_save_sse_regs_using_mov): New.
28258 (ix86_expand_prologue): Save SSE regs if needed.
28259 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28260 (ix86_emit_restore_sse_regs_using_mov): New.
28261 (ix86_expand_epilogue): Save SSE regs if needed.
28263 2009-01-06 Jan Hubicka <jh@suse.cz>
28264 Kai Tietz <kai.tietz@onevision.com>
28266 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28267 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28268 functions when accumulate outgoing args is off.
28270 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28273 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28274 before using pseudos_have_intersected_live_ranges_p.
28276 * ira-int.h (ira_assert): Always define.
28278 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28280 AVX Programming Reference (December, 2008)
28281 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28282 (_mm256_permute2_pd): Likewise.
28283 (_mm_permute2_ps): Likewise.
28284 (_mm256_permute2_ps): Likewise.
28285 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28286 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28288 * config/i386/i386.c (ix86_builtins): Remove
28289 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28290 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28291 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28292 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28293 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28294 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28295 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28296 __builtin_ia32_vpermil2ps256.
28297 (ix86_init_mmx_sse_builtins): Updated.
28298 (ix86_expand_args_builtin): Likewise.
28300 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28302 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28303 long absolute calls when generating PA 2.0 code.
28305 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28307 PR rtl-optimization/38583
28308 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28310 * params.def (ira-max-conflict-table-size): New.
28312 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28314 * ira.h (ira_conflicts_p): New external definition.
28316 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28317 table. Report this. Return result of building.
28318 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28319 building conflict table.
28321 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28322 (ira_color): Use ira_conflicts_p.
28324 * global.c: Include ira.h.
28325 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28328 * Makefile.in (global.o): Add ira.h.
28330 * ira-build.c (mark_all_loops_for_removal,
28331 propagate_some_info_from_allocno): New.
28332 (remove_unnecessary_allocnos): Call
28333 propagate_some_info_from_allocno.
28334 (remove_low_level_allocnos): New.
28335 (remove_unnecessary_regions): Add parameter. Call
28336 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28337 parameter to remove_unnecessary_regions.
28338 (ira_build): Remove all regions but root if the conflict table was
28339 not built. Update conflict hard regs for allocnos crossing calls.
28341 * ira.c (ira_conflicts_p): New global.
28342 (ira): Define and use ira_conflicts_p.
28344 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28345 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28346 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28348 2009-01-06 Ben Elliston <bje@au.ibm.com>
28350 * gengtype-lex.l (YY_NO_INPUT): Define.
28352 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28355 * c-common.c (handle_vector_size_attribute): Also reject
28356 BOOLEAN_TYPE types.
28358 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28360 PR tree-optimization/38492
28361 * graphite.c (rename_map_elt, debug_rename_elt,
28362 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28363 rename_map_elt_info, eq_rename_map_elts,
28364 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28365 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28366 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28367 (sese_build_livein_liveouts): New.
28368 (new_sese, free_sese): New.
28369 (new_scop): Call new_sese.
28370 (free_scop): Call free_sese.
28371 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28372 (register_old_new_names): Renamed register_old_and_new_names.
28373 (register_scop_liveout_renames, add_loop_exit_phis,
28374 insert_loop_close_phis, struct igp,
28375 default_liveout_before_guard, add_guard_exit_phis,
28376 insert_guard_phis, copy_renames): New.
28377 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28378 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28379 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28380 (scop_adjust_phis_for_liveouts): New.
28381 (gloog): Call scop_adjust_phis_for_liveouts.
28383 * graphite.h (struct sese): Documented. Added fields liveout,
28384 num_ver and livein.
28385 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28386 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28387 (struct scop): Added field liveout_renames.
28388 (SCOP_LIVEOUT_RENAMES): New.
28390 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28392 PR tree-optimization/38510
28393 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28394 (translate_clast): Call recompute_all_dominators before
28396 (gloog): Call recompute_all_dominators before graphite_verify.
28398 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28399 Jan Sjodin <jan.sjodin@amd.com>
28401 PR tree-optimization/38500
28402 * graphite.c (create_sese_edges): Call fix_loop_structure after
28405 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28407 * config.gcc: Add m32r*-*-rtems*.
28408 * config/m32r/rtems.h: New file.
28410 2009-01-05 Ben Elliston <bje@au.ibm.com>
28412 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28413 (.po.pox): Likewise.
28414 (po/gcc.pot): Likewise.
28416 2009-01-04 David S. Miller <davem@davemloft.net>
28418 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28419 (STARTING_FRAME_OFFSET): Always set to zero.
28421 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28423 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28424 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28425 fixed-point types, and vectors of the same.
28427 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28429 * config/mips/sync.md (*mb_barrier): Rename to...
28430 (*memory_barrier): ...this.
28432 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28434 * doc/extend.texi (Function Attributes): Move @cindex after @item
28435 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28436 and put in alphabetical order. Fix 'target' name and put in order.
28437 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28440 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28442 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28443 (memory_barrier): Expand as unspec instead of unspec_volatile.
28444 Remove mem:BLK from insn operands. Use Pmode scratch register.
28445 (*memory_barrier): Define as unspec instead of unspec_volatile.
28446 Use (match_dup 0) as input operand.
28448 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28449 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28450 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28451 scratch register. Remove operand 1.
28452 (*stbar): Define as unspec instead of unspec_volatile.
28453 Use (match_dup 0) as input operand, remove (const_int 8).
28454 (*membar): Define as unspec instead of unspec_volatile.
28455 Use (match_dup 0) as input operand, remove input operand 2.
28457 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28458 (memory_barrier): Expand as unspec instead of unspec_volatile.
28459 Remove mem:BLK from insn operands. Use Pmode scratch register.
28460 (*memory_barrier): Define as unspec instead of unspec_volatile.
28461 Use (match_dup 0) as input operand.
28463 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28464 Remove mem:BLK from insn operands. Use Pmode scratch register.
28465 Set volatile flag on operand 0.
28466 (*memory_barrier): New insn pattern.
28468 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28470 (*memory_barrier): Use (match_dup 0) as input operand.
28472 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28473 Remove mem:BLK from insn operands. Use Pmode scratch register.
28474 Set volatile flag on operand 0.
28475 (*mb_internal): New insn pattern.
28477 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28479 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28481 PR middle-end/38586
28482 * function.c (struct temp_slot): Move to the section of the file
28483 that deals with temp slots. Remove field 'address'.
28484 (temp_slot_address_table): New hash table of address -> temp slot.
28485 (struct temp_slot_address_entry): New struct, items for the table.
28486 (temp_slot_address_compute_hash, temp_slot_address_hash,
28487 temp_slot_address_eq, insert_temp_slot_address): Support functions
28489 (find_temp_slot_from_address): Rewrite to use the new hash table.
28490 (remove_unused_temp_slot_addresses): Remove addresses of temp
28491 slots that have been made available.
28492 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28493 worker function for remove_unused_temp_slot_addresses.
28494 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28495 Add the temp slot address to the address -> temp slot map.
28496 (update_temp_slot_address): Update via insert_temp_slot_address.
28497 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28498 (pop_temp_slots): Likewise.
28499 (init_temp_slots): Allocate the address -> temp slot map, or empty
28500 the map if it is already allocated.
28501 (prepare_function_start): Initialize temp slot processing.
28503 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28505 PR middle-end/38584
28506 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28507 Calculate the size of all stack vars assuming no packing of stack
28508 vars will happen, replacing a quadratic algorithm with a linear one.
28510 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28513 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28516 2009-01-03 Diego Novillo <dnovillo@google.com>
28518 * doc/contrib.texi: Update contributions.
28520 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28523 * builtins.c (fold_builtin_memory_op): Give up if either operand
28524 is volatile. Set srctype or desttype to non-qualified version
28528 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28529 and FUNCTION_DECLs.
28531 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28533 PR rtl-optimization/35805
28534 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28535 problem if fast dce is able to remove any instructions.
28536 * dce.c (dce_process_block): Fix dump message.
28538 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28541 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28543 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28545 PR middle-end/38690
28546 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28547 * tree-pretty-print.c (op_code_prio): New function.
28548 (op_prio): No longer static. Use op_code_prio.
28549 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28550 Use op_prio and op_code_prio to determine if () should be
28551 printed around operand(s) or not.
28553 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28554 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28555 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28556 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28557 pp_character instead of pp_string for single letter printing.
28559 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28561 * doc/extend.texi: Fix '#pragma GCC option' typo.
28563 2009-01-02 Richard Guenther <rguenther@suse.de>
28565 * doc/install.texi (--enable-checking): Mention different
28566 default for stage1.
28567 (--enable-stage1-checking): Document.
28569 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28571 PR middle-end/30142
28572 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28573 case to be an error.
28575 2009-01-02 Ben Elliston <bje@au.ibm.com>
28577 * config/fp-bit.h (pack_d): Constify argument.
28578 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28579 (isnan): Constify argument.
28581 (iszero): Likewise.
28582 (pack_d): Likewise.
28583 (_fpadd_parts): Constify return type.
28584 (_fpmul_parts): Likewise.
28585 (_fpdiv_parts): Likewise.
28587 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28590 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28591 warn about overwriting initializer with side-effects or
28592 -Woverride-init if !IMPLICIT.
28593 (output_init_element): Likewise. Pass IMPLICIT down to
28595 (process_init_element): Add IMPLICIT argument. Pass it down
28596 to output_init_element.
28597 (push_init_element, pop_init_level, set_designator): Adjust
28598 process_init_element callers.
28599 (set_nonincremental_init, set_nonincremental_init_from_string):
28600 Adjust add_pending_init callers.
28601 (output_pending_init_elements): Adjust output_init_element callers.
28602 * c-tree.h (process_init_element): Adjust prototype.
28603 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28604 process_init_element callers.
28607 Copyright (C) 2009 Free Software Foundation, Inc.
28609 Copying and distribution of this file, with or without modification,
28610 are permitted in any medium without royalty provided the copyright
28611 notice and this notice are preserved.