1 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
6 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7 out if !const_ok_for_output.
10 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
11 case VAR_LOCATION>: Remove gcc_unreachable ().
13 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
15 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
17 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
19 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
20 * config/i386/x86intrin.h: Remove SSE5.
21 * config/i386/mmintrin-common.h: Delete file.
22 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags
25 2009-09-29 Richard Guenther <rguenther@suse.de>
27 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
28 resulting from stack temporaries on STRICT_ALIGNMENT targets.
30 2009-09-29 Nick Clifton <nickc@redhat.com>
32 * function.c (current_function_name): If there is no current
33 function just return "<none>".
35 2009-09-28 Sriraman Tallam <tmsriram@google.com>
37 * tree-pass.h (register_pass_info): New structure.
38 (pass_positioning_ops): Move enum from gcc-plugin.h.
39 (register_pass): New function.
40 * gcc-plugin.h (plugin_pass): Delete structure.
41 (pass_positioning_ops): Delete enum.
42 * plugin.c (regsiter_pass): Delete function.
43 (position_pass): Delete function.
44 (added_pass_nodes): Delete variable.
45 (prev_added_pass_nodes): Delete variable.
46 (pass_list_node): Delete structure.
47 * passes.c (make_pass_instance): New function.
48 (next_pass_1): Change to call make_pass_instance.
49 (pass_list_node): Move structure from gcc-plugin.h.
50 (added_pass_nodes): Move variable from plugin.c.
51 (prev_added_pass_nodes): Move variable from plugin.c.
52 (position_pass): New function.
53 (register_pass): New function.
55 2009-09-28 Easwaran Raman <eraman@google.com>
57 * ifcvt.c (noce_try_abs): Recognize pattern and call
58 expand_one_cmpl_abs_nojump.
59 * optabs.c (expand_one_cmpl_abs_nojump): New function.
60 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
62 2009-09-28 Ian Lance Taylor <iant@google.com>
65 * c-opts.c (c_common_handle_option): Don't set
66 warn_jump_misses_init for -Wall.
67 * doc/invoke.texi (Warning Options): Update documentation.
69 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
71 * Makefile.in ($(out_object_file)): Depend on
72 gt-$(basename $(notdir $(out_file))).h.
74 2009-09-28 Richard Henderson <rth@redhat.com>
76 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
77 * except.c (gen_eh_region): Set it.
78 (duplicate_eh_regions_1): Copy it.
79 * tree-eh.c (lower_resx): Use it to determine which function
82 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
83 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
84 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
85 * tree.c (build_common_builtin_nodes): Remove parameter. Build
86 BUILT_IN_CXA_END_CLEANUP if necessary.
88 * c-common.c (c_define_builtins): Update call to
89 build_common_builtin_nodes.
91 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
93 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
95 2009-09-28 Michael Matz <matz@suse.de>
97 * builtins.c (interclass_mathfn_icode): New helper.
98 (expand_builtin_interclass_mathfn): Use it here, and split folding
100 (fold_builtin_interclass_mathfn): ... this new folder.
101 (build_call_nofold_loc): New static helper.
102 (build_call_nofold): New wrapper macro for above.
103 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
104 (expand_builtin_pow): Ditto.
105 (expand_builtin_memset_args): Ditto.
106 (expand_builtin_printf): Ditto.
107 (expand_builtin_fprintf): Ditto.
108 (expand_builtin_sprintf): Ditto.
109 (expand_builtin_memory_chk): Ditto.
110 (expand_builtin_mempcpy_args): Ditto and don't call folders.
111 (expand_builtin_stpcpy): Ditto.
112 (expand_builtin_strcmp): Ditto.
113 (expand_builtin_strncmp): Ditto.
114 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
115 (expand_builtin_strcpy_args): Don't call folders.
116 (expand_builtin_memcmp): Ditto.
117 (expand_builtin_strncpy): Ditto, and use target.
118 (expand_builtin_memcpy): Ditto.
119 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
120 expand_builtin_strpbrk, expand_builtin_memmove,
121 expand_builtin_memmove_args, expand_builtin_bcopy,
122 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
123 expand_builtin_strspn, expand_builtin_strcspn,
124 expand_builtin_fputs): Remove these.
125 (expand_builtin): Don't call the above, change calls to other
126 expanders that changed prototype.
127 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
128 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
129 fold_builtin_interclass_mathfn.
130 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
131 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
133 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
134 * passes.c (init_optimization_passes): Move pass_fold_builtins
135 after last phiopt pass.
136 * tree-inline.c (fold_marked_statements): When folding builtins
137 iterate over all instruction potentially generated.
138 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
140 (fold_gimple_call): Use it to always fold calls (into potentially
141 multiple instructions).
142 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
143 calls into zero at this time.
144 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
145 statements generated by builtin folding.
147 2009-09-28 Nick Clifton <nickc@redhat.com>
149 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
152 2009-09-28 Duncan Sands <baldrick@free.fr>
154 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
155 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
156 (register_callback): Dispatch it.
157 (invoke_plugin_callbacks): Incorporate in sanity check.
158 * ggc.h (ggc_register_cache_tab): Add declaration.
159 * ggc-common.c (ggc_register_root_tab): Simplify.
160 (const_ggc_cache_tab_t): New typedef.
161 (extra_cache_vec): New vector of dynamically added cache tables.
162 (ggc_register_cache_tab): New function.
163 (ggc_scan_cache_tab): New function.
164 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
165 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
167 2009-09-27 Richard Henderson <rth@redhat.com>
169 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
170 which we remove __builtin_stack_restore.
172 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
174 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
175 to test for GRD_INVARIANT.
176 (simple_rhs_p): Anything that's function_invariant_p is fine.
178 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
180 * gengtype.c (main): Use plunge_files instead of plugin_output.
182 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
183 Rafael Avila de Espindola <espindola@google.com>
185 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
186 Don't print pch related info if it is false.
187 (main): Don't print pch info in plugin mode.
189 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
191 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
192 with dw_val_class_const_double.
193 (struct dw_val_struct): Replace val_long_long with val_double and
194 adjust for above change.
195 (output_loc_operands): Likewise.
196 (add_AT_long_long): Rename into...
197 (add_AT_double): ...this.
198 (print_die): Replace dw_val_class_long_long with
199 dw_val_class_const_double and adjust.
200 (attr_checksum): Likewise.
201 (same_dw_val_p): Likewise.
202 (size_of_die): Likewise.
203 (value_format): Likewise.
204 (output_die): Likewise.
205 (loc_descriptor) <CONST_DOUBLE>: Likewise.
206 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
207 instead of add_AT_long_long.
208 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
209 value with the precision of its type.
211 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
214 * c-typeck.c (build_conditional_expr): Use the readonly and
215 volatile flags of the operand types, not of the operands itself.
217 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
219 collect2.c (main): Look for -brtl before adding libraries.
221 2009-09-27 Jonathan Gray <jsg@openbsd.org>
223 * config.gcc: Update OpenBSD targets.
224 * config/openbsd-stdint.h: New file.
225 * config/openbsd-libpthread.h: New file.
226 * config/openbsd.h: Update and break out LIB_SPEC definition.
227 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
228 * config/i386/openbsdelf.h: Correct types.
229 * config/m68k/openbsd.h: Likewise.
230 * config/mips/openbsd.h: Likewise.
231 * config/vax/openbsd.h: Likewise.
233 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
235 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
236 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
237 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
238 of the length and zero.
240 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
242 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
243 (FLAGS_H): Add options.h $(REAL_H).
244 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
245 (TREE_VECTORIZER_H): New.
246 (EBITMAP_H): Renamed from EBIMAP_H.
247 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
248 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
249 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
250 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
251 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
252 (graphite-clast-to-gimple.o, graphite-dependences.o)
253 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
254 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
255 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
256 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
257 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
258 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
259 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
260 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
261 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
262 updated and fixed as per above changes and per
263 check_makefile_deps.sh output.
266 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
267 * configure: Regenerate.
269 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
271 * doc/install.texi: Update minimum MPC version to 0.7.
273 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
275 * doc/install.texi (Binaries): Remove reference to the binary
276 distribution CD-ROM from the FSF.
278 2009-09-26 Michael Matz <matz@suse.de>
282 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
283 that are mentioned in the body.
285 2009-09-26 Michael Matz <matz@suse.de>
287 PR tree-optimization/41454
288 * tree-ssa-dom (stmts_to_rescan): Remove variable.
289 (tree_ssa_dominator_optimize): Don't allocate and free it.
290 (dom_opt_leave_block): Don't iterate over it.
291 (eliminate_redundant_computations): Don't return a value.
292 (cprop_operand, cprop_into_stmt): Ditto.
293 (optimize_stmt): Don't defer updating stmts.
295 2009-09-25 Dodji Seketeli <dodji@redhat.com>
297 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
298 generic_parameter_die, template_parameter_pack_die,
299 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
300 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
301 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
303 2009-09-25 Anatoly Sokolov <aesok@post.ru>
305 * config/v850/v850.h (FUNCTION_VALUE): Remove.
306 * config/v850/v850.c (v850_function_value): New function.
307 (TARGET_FUNCTION_VALUE): Define.
309 2009-09-25 Jakub Jelinek <jakub@redhat.com>
311 * tree-vect-stmts.c (vectorizable_call): Call
312 mark_symbols_for_renaming after vect_finish_stmt_generation.
314 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
315 to loc_descriptor_from_tree.
316 (add_location_or_const_value_attribute): Pass 0 instead of 2
317 for decl_by_reference_p decls.
319 2009-09-25 Richard Guenther <rguenther@suse.de>
322 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
325 2009-09-25 Ben Elliston <bje@au.ibm.com>
327 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
330 2009-09-25 Alan Modra <amodra@bigpond.net.au>
332 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
335 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
338 * fold-const.c (const_binop): Handle complex int division.
339 * tree-complex.c (expand_complex_div_straight,
340 expand_complex_div_wide): Update comments.
342 2009-09-24 DJ Delorie <dj@redhat.com>
345 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
346 (reg_class): Likewise.
347 (REG_CLASS_NAMES): Likewise.
348 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
350 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
353 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
355 * config/rs6000/predicates.md (indexed_or_indirect_operand):
356 Delete VSX load/store with update support.
357 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
358 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
362 (VStype_load_update): Ditto.
363 (VStype_store_update): Ditto.
364 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
365 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
367 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
368 load/store with update builtins.
370 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
372 * libgcc2.c (L_trampoline): Prototype for getpagesize
373 and mprotect in WINNT case.
375 2009-09-24 Anatoly Sokolov <aesok@post.ru>
377 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
378 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
379 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
381 (TARGET_FUNCTION_VALUE): Define.
383 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
385 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
387 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
390 * common.opt: Initialize dwarf_strict to -1.
391 * toplev.c (process_options): Catch unset dwarf_strict
392 and set to 0 for all targets not overriding.
393 * config/darwin.c (darwin_override_options): Catch unset
394 dwarf_strict and override to 1.
396 2009-09-24 Jeff Law <law@redhat.com>
398 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
400 2009-09-24 Richard Guenther <rguenther@suse.de>
402 PR tree-optimization/36143
403 PR tree-optimization/38747
404 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
405 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
407 2009-09-24 Jakub Jelinek <jakub@redhat.com>
410 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
411 return false instead of gcc_unreachable (). For CONST return the
412 value returned by recursive call instead of always returning true.
413 (tree_add_const_value_attribute): Return the value returned by
414 add_const_value_attribute instead of always returning true if rtl
417 2009-09-23 Justin Seyster <jrseys@gmail.com>
419 * Makefile.in (PLUGIN_HEADERS): Include real.h.
421 2009-09-24 Jakub Jelinek <jakub@redhat.com>
423 * cgraphunit.c (cgraph_lower_function): Revert last change.
424 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
425 instead of DECL_NO_STATIC_CHAIN.
426 * tree-cfg.c (verify_gimple_call): Likewise.
427 * tree-nested.c (get_chain_decl, get_chain_field,
428 convert_tramp_reference_op, convert_gimple_call): Likewise.
429 (convert_all_function_calls): Likewise. Always set or clear
430 DECL_STATIC_CHAIN initially, for !n->outer clear it.
431 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
432 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
434 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
435 DECL_NO_STATIC_CHAIN.
436 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
437 instead of DECL_NO_STATIC_CHAIN.
438 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
439 decl_function_context.
440 * varasm.c (initializer_constant_valid_p): Likewise.
441 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
442 (DECL_STATIC_CHAIN): ... this.
443 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
444 instead of DECL_NO_STATIC_CHAIN.
446 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
447 Rafael Avila de Espindola <espindola@google.com>
449 * gengtype.c (nb_plugin_files): Make it unsigned to match
450 num_gt_files. Adjust other variables to avoid warnings.
451 (main): Allocate an all zero lang_bitmap before each plugin file name
452 to match regular file names.
454 2009-09-23 Richard Henderson <rth@redhat.com>
456 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
457 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
458 static chain passed in memory.
459 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
460 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
461 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
462 STATIC_CHAIN_REGNUM defined.
464 * config/picochip/picochip-protos.h: s/class/klass/.
465 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
466 (picochip_static_chain): New.
467 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
468 (STATIC_CHAIN_INCOMING): Remove.
470 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
471 (xtensa_static_chain): New.
472 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
474 2009-09-23 Anatoly Sokolov <aesok@post.ru>
476 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
477 * config/pa/pa-protos.h (function_value): Remove.
478 * config/pa/pa.c (pa_function_value): Rename from function_value.
479 Make static, add 'outgoing' argument.
480 (TARGET_FUNCTION_VALUE): Define.
482 2009-09-23 Anatoly Sokolov <aesok@post.ru>
484 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
485 instead of cfun->machine->is_leaf.
486 * config/avr/avr.h (machine_function): Remove is_leaf field.
488 2009-09-23 Jakub Jelinek <jakub@redhat.com>
491 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
492 DW_OP_piece after DW_OP_stack_value, adjust size calculations
493 for it, when DW_OP_stack_value and DW_OP_implicit_value has
494 the same size, prefer DW_OP_stack_value.
495 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
496 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
498 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
501 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
503 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
506 * cfgexpand.c (convert_debug_memory_address): New.
507 (expand_debug_expr): Convert base address and offset to the same
508 mode. Use it to convert addresses to other modes. Accept
511 2009-09-23 Richard Guenther <rguenther@suse.de>
513 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
514 produced for bigendian targets with promoted subregs.
516 2009-09-23 Richard Guenther <rguenther@suse.de>
518 * value-prof.c (gimple_ic): Purge old EH edges only after building
521 2009-09-23 Nick Clifton <nickc@redhat.com>
523 * config/arc/arc.c (arc_trampoline_init): Fix typo.
525 2009-09-23 Jakub Jelinek <jakub@redhat.com>
528 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
531 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
532 on non-nested functions.
534 2009-09-23 Jakub Jelinek <jakub@redhat.com>
535 Jan Hubicka <jh@suse.cz>
537 * dwarf2out.c (loc_list_plus_const): Only define if
538 DWARF2_DEBUGGING_INFO.
539 (address_of_int_loc_descriptor): Likewise.
542 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
544 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
547 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
548 constant is more than zero.
550 2009-09-23 Alan Modra <amodra@bigpond.net.au>
553 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
554 call final to emit non-scheduled prologue, instead insert at entry.
556 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
557 Joseph S. Myers <joseph@codesourcery.com>
559 * doc/install.texi (*-*-freebsd*): Add proper format codes.
561 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
562 Rafael Avila de Espindola <espindola@google.com>
564 * gengtype.c (is_file_equal): New function.
565 (close_output_files): Use is_file_equal. Free of->buf.
567 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
568 Rafael Avila de Espindola <espindola@google.com>
570 * gengtype.c (write_types, write_local): Add the output_header
571 argument. Update all callers.
573 2009-09-22 Dodji Seketeli <dodji@redhat.com>
575 * dwarf2out.c (template_parameter_pack_die,
576 gen_formal_parameter_pack_die ): New functions.
577 (make_ith_pack_parameter_name): Remove this function.
578 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
579 DW_TAG_formal_parameter_pack.
580 (gen_generic_params_dies): Represent each template parameter pack
581 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
582 represented by usual DW_TAG_template_*_parameter DIEs that are
583 children of the DW_TAG_template_parameter_pack element DIE.
584 (generic_parameter_die): This doesn't deal with parameter pack
585 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
586 of parameter pack DIEs.
587 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
588 in certain cases, e.g. for pack elements.
589 (gen_formal_types_die, gen_decl_die): Adjust usage of
590 gen_formal_parameter_die.
591 (gen_subprogram_die): Represent each function parameter pack by a
592 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
593 represented by usual DW_TAG_formal_parameter DIEs that are children
594 of the DW_TAG_formal_parameter_pack DIE. Remove references to
595 ____builtin_va_alist decls as no part of the compiler uses those
597 * langhooks.h (struct lang_hooks_for_decls): Add
598 function_parm_expanded_from_pack_p, get_generic_function_decl
599 and function_parameter_pack_p hooks. Fix comment for
600 get_innermost_generic_parms hook.
601 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
602 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
603 macros and use them to initialize lang_hook.
605 2009-09-22 Richard Henderson <rth@redhat.com>
607 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
608 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
609 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
610 on TRAMPOLINE_TEMPLATE.
611 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
612 TRAMPOLINE_ADJUST_ADDRESS.
613 * targhooks.c (default_asm_trampoline_template): Remove.
614 (default_trampoline_adjust_address): Remove.
615 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
616 * targhooks.h: Update decls.
618 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
620 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
621 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
622 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
624 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
627 * reload1.c (reload): Reset debug insns with pseudos without
630 2009-09-22 Janis Johnson <janis187@us.ibm.com>
632 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
633 unconditional true for decimal float modes.
634 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
635 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
637 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
639 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
640 Enable a new case for __FreeBSD__ >= 7.
641 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
642 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
643 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
644 and USE_LD_AS_NEEDED.
646 * doc/install.texi (*-*-freebsd*): Update target information.
648 2009-09-22 Richard Guenther <rguenther@suse.de>
651 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
652 arrays really properly.
654 2009-09-22 Richard Henderson <rth@redhat.com>
657 * target.h (struct gcc_target): Add asm_out.trampoline_template,
658 calls.static_chain, calls.trampoline_init,
659 calls.trampoline_adjust_address.
660 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
661 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
662 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
663 * builtins.c (expand_builtin_setjmp_receiver): Use
664 targetm.calls.static_chain; only clobber registers.
665 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
666 set up memory attributes properly for the trampoline block.
667 (expand_builtin_adjust_trampoline): Use
668 targetm.calls.trampoline_adjust_address.
669 * calls.c (prepare_call_address): Add fndecl argument. Use
670 targetm.calls.static_chain.
671 * df-scan.c (df_need_static_chain_reg): Remove.
672 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
673 consolodate static chain handling.
674 * doc/tm.texi: Document new hooks.
675 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
676 (init_emit_regs): Don't initialize them.
677 * expr.h (prepare_call_address): Update decl.
678 * final.c (profile_function): Use targetm.calls.static_chain.
679 * function.c (expand_function_start): Likewise.
680 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
681 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
682 only clobber registers.
683 * targhooks.c (default_static_chain): New.
684 (default_asm_trampoline_template, default_trampoline_init): New.
685 (default_trampoline_adjust_address): New.
686 * targhooks.h: Declare them.
687 * varasm.c (assemble_trampoline_template): Use
688 targetm.asm_out.trampoline_template. Make the memory block const
691 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
692 alpha_initialize_trampoline. Make static. Merge VMS parameter
693 differences into the TARGET_ABI_OPEN_VMS code block.
694 (TARGET_TRAMPOLINE_INIT): New.
695 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
696 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
697 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
698 (INITIALIZE_TRAMPOLINE): Remove.
700 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
701 (TRAMPOLINE_TEMPLATE): Merge with ...
702 (INITIALIZE_TRAMPOLINE): ... this and move ...
703 * config/arc/arc.c (arc_trampoline_init): ... here.
704 (TARGET_TRAMPOLINE_INIT): New.
706 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
707 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
708 (arm_asm_trampoline_template): New.
709 (arm_trampoline_init, arm_trampoline_adjust_address): New.
710 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
711 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
712 code to arm_asm_trampoline_template.
713 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
714 arm_trampoline_adjust_address.
715 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
716 adjust for target hook parameters.
718 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
721 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
722 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
723 (bfin_trampoline_init): Rename from initialize_trampoline;
724 make static; update for target hook parameters.
725 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
726 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
727 bfin_asm_trampoline_template.
728 (INITIALIZE_TRAMPOLINE): Remove.
730 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
731 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
732 cris_trampoline_init): New.
733 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
734 cris_asm_trampoline_template.
735 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
736 adjust for target hook parameters.
738 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
740 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
741 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
742 fr30_trampoline_init): New.
743 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
744 fr30_asm_trampoline_template.
745 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
746 adjust for target hook parameters.
748 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
749 (frv_trampoline_init): Rename from frv_initialize_trampoline;
750 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
751 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
752 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
754 * config/h8300/h8300.c (h8300_trampoline_init): New.
755 (TARGET_TRAMPOLINE_INIT): New.
756 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
757 to h8300_trampoline_init and adjust for hook parameters.
759 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
760 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
761 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
762 make static; adjust for hook parameters.
763 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
765 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
766 (TARGET_TRAMPOLINE_INIT): New.
767 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
768 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
769 iq2000_asm_trampoline_template.
770 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
771 (TRAMPOLINE_CODE_SIZE): New.
772 (TRAMPOLINE_SIZE): Use it.
773 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
775 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
776 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
777 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
778 adjust for hook parameters.
779 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
781 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
782 (m32r_trampoline_init): New.
783 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
784 m32r_trampoline_init.
786 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
787 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
788 make static; update for hook parameters.
789 * config/m68hc11/m68hc11-protos.h: Update.
790 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
792 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
793 (TARGET_TRAMPOLINE_INIT): New.
794 (mcore_function_value): Fix typo.
795 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
796 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
797 to mcore_asm_trampoline_template.
798 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
800 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
801 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
802 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
803 update for hook parameters.
804 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
806 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
807 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
808 mips_trampoline_init): New.
809 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
810 mips_asm_trampoline_template.
811 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
812 update for hook parameters.
814 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
815 (TARGET_TRAMPOLINE_INIT): New.
816 (mmix_trampoline_size): Remove.
817 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
818 make static. Remove out-of-date tetra vs octa comment.
819 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
820 make static; update for hook parameters.
821 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
822 (INITIALIZE_TRAMPOLINE): Remove.
823 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
824 (TRAMPOLINE_ALIGNMENT): New.
825 * gcc/config/mmix/mmix-protos.h: Update.
827 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
828 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
829 mn10300_trampoline_init): New.
830 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
831 mn10300_asm_trampoline_template.
832 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
834 * config/moxie/moxie.c (moxie_static_chain,
835 moxie_asm_trampoline_template, moxie_trampoline_init,
836 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
837 TARGET_TRAMPOLINE_INIT): New.
838 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
839 moxie_trampoline_init.
840 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
841 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
843 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
844 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
845 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
846 pa_trampoline_adjust_address): New.
847 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
848 pa_asm_trampoline_template.
849 (TRAMPOLINE_ALIGNMENT): New.
850 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
851 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
852 adjust for hook parameters.
853 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
855 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
856 (TARGET_TRAMPOLINE_INIT): New.
857 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
858 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
860 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
862 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
863 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
864 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
865 make static; adjust parameters for the hook.
866 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
868 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
869 s390_trampoline_template; make static.
870 (s390_trampoline_init): Rename from s390_initialize_trampoline;
871 make static; adjust for target hook.
872 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
873 * config/s390/s390-protos.h: Remove trampoline decls.
874 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
875 (TRAMPOLINE_TEMPLATE): Remove.
876 (TRAMPOLINE_ALIGNMENT): New.
878 * config/score/score-protos.h (score_initialize_trampoline): Remove.
879 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
880 (TARGET_TRAMPOLINE_INIT): New.
881 (score_asm_trampoline_template): New.
882 (score_trampoline_init): Rename from score_initialize_trampoline;
883 make static; adjust for hook parameters.
884 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
885 score[37]_asm_trampoline_template.
886 (INITIALIZE_TRAMPOLINE): Remove.
887 * config/score/score3.c (score3_asm_trampoline_template): New.
888 (score3_trampoline_init): Rename from score3_initialize_trampoline;
889 adjust for target hook.
890 * config/score/score7.c (score7_asm_trampoline_template): New.
891 (score7_trampoline_init): Rename from score7_initialize_trampoline;
892 adjust for target hook.
893 * config/score/score3.h, config/score/score7.h: Update.
895 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
896 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
897 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
898 (sh_trampoline_init): Rename from sh_initialize_trampoline;
899 make static; adjust for target hook parameters.
900 (sh_trampoline_adjust_address): New.
901 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
902 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
904 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
905 (sparc32_initialize_trampoline): Rename from
906 sparc_initialize_trampoline; make static; replace tramp parameter
907 with m_tramp and update memory accesses.
908 (sparc64_initialize_trampoline): Similarly.
909 (sparc_trampoline_init): New.
910 * config/sparc/sparc-protos.h: Remove trampoline decls.
911 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
912 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
914 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
915 (array_to_constant): Make ARR parameter const.
916 (spu_trampoline_init): Rename from spu_initialize_trampoline;
917 make static; update for hook parameters.
918 * config/spu/spu-protos.h: Update decls.
919 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
921 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
922 from xstormy16_initialize_trampoline; make static; update for
924 (TARGET_TRAMPOLINE_INIT): New.
925 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
927 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
928 (TARGET_TRAMPOLINE_INIT): New.
929 (v850_can_eliminate): Make static.
930 (v850_asm_trampoline_template, v850_trampoline_init): New.
931 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
932 v850_asm_trampoline_template.
933 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
934 and adjust for target hook parameters.
936 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
937 (TARGET_TRAMPOLINE_INIT): New.
938 (vax_asm_trampoline_template, vax_trampoline_init): New.
939 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
940 vax_asm_trampoline_template.
941 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
943 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
944 (TARGET_TRAMPOLINE_INIT): New.
945 (xtensa_asm_trampoline_template): Rename from
946 xtensa_trampoline_template; make static.
947 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
948 make static; update for hook parameters.
949 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
950 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
951 (INITIALIZE_TRAMPOLINE): Remove.
953 * config/i386/i386.c (ix86_function_regparm): Do not issue an
954 error for nested functions with regparm=3.
955 (ix86_compute_frame_layout): Adjust frame pointer offset for
956 ix86_static_chain_on_stack.
957 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
958 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
959 don't reset to UNITS_PER_WORD.
960 (ix86_emit_leave): Adjust ix86_cfa_state.
961 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
962 (ix86_static_chain): New.
963 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
964 make static; update for target hook parameters; use ix86_static_chain.
965 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
966 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
967 (INITIALIZE_TRAMPOLINE): Remove.
968 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
969 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
970 to the end. Add static_chain_on_stack.
971 (ix86_static_chain_on_stack): New.
973 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
974 (m68k_output_mi_thunk): Don't use static_chain_rtx.
975 (m68k_trampoline_init): New.
976 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
977 m68k_trampoline_init and adjust for hook parameters.
978 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
979 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
981 2009-09-22 Jakub Jelinek <jakub@redhat.com>
983 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
984 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
986 * reload1.c (reload): Call wrap_constant when substituting
987 reg for equiv inside of DEBUG_INSNs.
990 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
991 add_call_src_coords_attributes, add_high_low_attributes,
992 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
993 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
994 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
995 when -gdwarf-2 -gstrict-dwarf.
996 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
997 -gdwarf-[23] -gstrict-dwarf.
998 (address_of_int_loc_descriptor, loc_descriptor,
999 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
1000 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
1001 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
1003 2009-09-22 Richard Guenther <rguenther@suse.de>
1005 PR tree-optimization/41428
1006 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
1007 (ccp_finalize): Pass it to substitute_and_fold.
1009 2009-09-22 Richard Guenther <rguenther@suse.de>
1011 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
1012 (substitute_and_fold): Adjust prototype.
1013 * tree-vrp.c (vrp_evaluate_conditional): Make static.
1014 (simplify_stmt_using_ranges): Likewise.
1015 (fold_predicate_in): Move here from tree-ssa-propagate.c.
1016 (vrp_fold_stmt): New function.
1017 (vrp_finalize): Pass it to substitute_and_fold.
1018 * tree-flow.h (vrp_evaluate_conditional): Remove.
1019 (simplify_stmt_using_ranges): Likewise.
1020 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
1021 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1022 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
1024 (fold_predicate_in): Move to tree-vrp.c.
1025 (substitute_and_fold): Use the callback instead of calling into
1026 tree-vrp.c functions directly.
1028 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1030 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
1031 comparison warning on rs6000.
1034 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
1035 GIMPLE_EH_MUST_NOT_THROW cleanup.
1036 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1038 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
1041 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
1042 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
1043 LIB_SPEC for darwin10 and later since it always uses the unwinder in
1044 libSystem which is derived from the gcc 4.2.1 unwinder.
1046 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1049 * varasm.c (default_encode_section_info): Copy TLS model into
1050 sym_ref flags regardless of backend support for TLS, for all
1051 model types except TLS_MODEL_EMULATED.
1053 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1056 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
1057 we can handle it correctly.
1059 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1061 * doc/install.texi (os2): Remove section.
1063 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1065 * doc/standards.texi (Objective-C): Adjust two URLs.
1067 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
1069 * tree-tailcall.c (process_assignment): Don't check if a
1070 multiplication or an addition are already present.
1071 (find_tail_calls): Combine multiple additions and multiplications.
1072 (adjust_accumulator_values): Emit accumulators.
1074 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
1076 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
1077 xmm register restore.
1079 2009-09-21 Jan Hubicka <jh@suse.cz>
1081 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
1082 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
1085 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
1087 * stor-layout.c (layout_type): Remove obsolete code.
1089 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
1092 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
1094 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1097 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
1098 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
1099 (fold_builtin_2, do_mpc_arg1): Update accordingly.
1100 * fold-const.c (const_binop): Likewise.
1101 * real.h (do_mpc_arg2): Update prototype.
1103 2009-09-20 Jan Hubicka <jh@suse.cz>
1105 * dwarf2out.c (add_const_value_attribute): Return true if successful.
1106 (add_location_or_const_value_attribute): Rewrite using
1108 (tree_add_const_value_attribute): Return true if successful.
1109 (tree_add_const_value_attribute_for_decl): Likewise.
1111 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
1112 (loc_descriptor): ... here;
1113 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1114 (cst_pool_loc_descr): Break out from ...; do not reffer constant
1115 pool items that was not marked for output.
1116 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
1117 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1118 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1119 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
1120 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
1121 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
1122 DW_OP_stack_value to get address of items that are not available
1124 (dw_loc_list): Handle single element lists correctly.
1126 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
1127 Pascal Obry <obry@adacore.com>
1129 * unwind-dw2-fde.c (classify_object_over_fdes):
1130 Cast the constant 1 to _Unwind_Ptr.
1131 (add_fdes): Likewise.
1132 (linear_search_fdes): Likewise.
1134 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
1136 * stor-layout.c (set_sizetype): Avoid useless type copy.
1138 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1140 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
1142 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
1143 * configure, config.in: Regenerate.
1144 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
1146 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
1147 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
1148 for global data if the output could be used in a shared library.
1149 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
1150 to 0 if TARGET_WRITABLE_EH_FRAME.
1152 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
1154 PR rtl-optimization/39886
1155 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
1156 just when insn is equal to BB_END (bb).
1158 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
1160 * config/mips/mips.opt (mrelax-pic-calls): New option.
1161 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
1163 (mips_unspec_call): Change "unspec_call" expander into this.
1164 (mips_strip_unspec_call): New function.
1165 (mips_got_load): Call mips_unspec_call instead of
1166 gen_unspec_call<mode>.
1167 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
1169 (mips_cfg_in_reorg): New function.
1170 (mips16_lay_out_constants): Use it to decide whether to call
1171 CFG-aware insn splitting.
1172 (r10k_insert_cache_barriers): Move CFG set-up code from here to
1173 mips_reorg. Move DF set-up code from here ...
1174 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
1176 (mips_reorg): Call mips_df_reorg instead of
1177 r10k_insert_cache_barriers. Move CFG set-up code here from
1178 r10k_insert_cache_barriers.
1179 (mips_call_expr_from_insn): New function.
1180 (mips_pic_call_symbol_from_set): Likewise.
1181 (mips_find_pic_call_symbol): Likewise.
1182 (mips_annotate_pic_call_expr): Likewise.
1183 (mips_get_pic_call_symbol): Likewise.
1184 (mips_annotate_pic_calls): Likewise.
1185 (mips_override_options): Disable -mrelax-pic-calls unless PIC
1187 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
1188 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
1189 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
1191 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
1192 (unspec_call<mode>): Remove it.
1193 (sibcall_internal, sibcall_value_internal,
1194 sibcall_value_multiple_internal, call_internal, call_split,
1195 call_value_internal, call_value_split,
1196 call_value_multiple_internal, call_value_multiple_split): Pass
1197 SIZE_OPNO to MIPS_CALL.
1198 (call_internal_direct, call_direct_split,
1199 call_value_internal_direct, call_value_direct_split): Pass -1 as
1200 SIZE_OPNO to MIPS_CALL.
1201 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
1202 * configure: Regenerate.
1203 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
1204 and -mno-relax-pic-calls.
1205 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
1207 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1210 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
1211 in the directory this rule is called from, rather than the
1212 toplevel 'gcc' directory, to fix in-tree build.
1214 2009-09-19 Chris Demetriou <cgd@google.com>
1216 PR preprocessor/28435:
1217 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
1218 to cpplib that the preprocessor output is needed.
1220 2009-09-19 Jakub Jelinek <jakub@redhat.com>
1222 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
1223 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
1224 *return_and_restore_fpregs_<mode>,
1225 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
1228 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
1229 instead of assuming it has always a REG inside of it.
1231 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
1233 * config/freebsd.h: Update comment on types.
1234 (WINT_TYPE): Define.
1236 2009-09-18 Jason Merrill <jason@redhat.com>
1238 * c.opt: Add -fno-deduce-init-list.
1240 2009-09-18 Neil Vachharajani <nvachhar@google.com>
1242 * value-prof.c (interesting_stringop_to_profile_p): Added output
1243 argument to indicate which parameter is the size parameter.
1244 * value-prof.c (gimple_stringop_fixed_value): Use
1245 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
1246 * value-prof.c (gimple_stringops_transform): Update call sites to
1247 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
1249 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
1252 From David Binderman <dcb314@hotmail.com>:
1253 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
1254 local variable f. Remove stale comments.
1255 (ix86_compute_frame_layout): Remove useless local variable total_size.
1256 Remove #if 0'd code.
1257 (legitimate_address_p): Remove useless local variables
1258 reason_rtx and reason.
1259 (ix86_split_copysign_const): Remove useless local variable op1.
1260 (scale_counter): Remove useless local variable piece_size_mask.
1262 2009-09-18 Jakub Jelinek <jakub@redhat.com>
1264 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
1267 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1270 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
1272 2009-09-17 Jakub Jelinek <jakub@redhat.com>
1274 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
1277 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
1279 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
1280 DW_OP_implicit_value even without dwarf_version 4.
1282 2009-09-17 Jan Hubicka <jh@suse.cz>
1284 * dwarf2out.c: Include tree-pass.h and gimple.h.
1285 (loc_list_plus_const): New function.
1286 (loc_descriptor_from_tree_1): Rename to ...
1287 (loc_descriptor_from_tree): ... remove original.
1288 (loc_list_from_tree): New function.
1289 (add_AT_location_description): Accept location list.
1290 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
1291 (concatn_mem_loc_descriptor): Remove.
1292 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
1294 (secname_for_decl): Move up.
1295 (hidden_reference_p): New function; break out from ...
1296 (loc_by_refernece): ... here; move up.
1297 (dw_loc_list): New function.
1298 (single_element_loc_list): New function.
1299 (single_element_loc_list_p): New function.
1300 (add_loc_descr_to_each): New function.
1301 (add_loc_list): New function.
1302 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
1303 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
1304 add diagnostics why expansion failed.
1305 (add_location_or_const_value_attribute): Support location lists.
1306 (add_bound_info): Likewise.
1307 (descr_info_loc): Update call of loc_descriptor_from_tree.
1308 (gen_variable_die): Work on location lists.
1309 * final.c (pass_final): Add dump file.
1310 * Makefile.in (dwarf2out.o): Add new dependencies.
1312 2009-09-17 Janis Johnson <janis187@us.ibm.com>
1315 * real.c decimal_from_integer, decimal_integer_string): New.
1316 (real_from_integer): Use them as special case for decimal float.
1317 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
1318 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
1319 Do not append zero after the decimal point in string to convert.
1321 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
1323 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1324 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1326 2009-09-17 Martin Jambor <mjambor@suse.cz>
1328 * common.opt (fipa-sra): New switch.
1329 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
1330 * timevar.def (TV_IPA_SRA): New timevar.
1331 * params.def (ipa-sra-ptr-growth-factor): New parameter.
1332 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
1333 * tree-sra.c: Include cgraph.c.
1334 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
1335 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
1336 and grp_not_necessarilly_dereferenced.
1337 (func_param_count): New variable.
1338 (encountered_apply_args): New variable.
1339 (bb_dereferences): New variable.
1340 (final_bbs): New variable.
1341 (no_accesses_representant): New variable.
1342 (no_accesses_p): New function.
1343 (dump_access): Dump the new fields.
1344 (sra_initialize): Set encountered_apply_args to false.
1345 (get_ssa_base_param): New function.
1346 (mark_parm_dereference): New function.
1347 (create_access): Caring for INIDRECT_REFs and different handling of
1348 varialble length accesses in early IPA SRA. Store the stmt - a new
1349 parameter - to the new access.
1350 (build_access_from_expr_1): New parameter stmt, passed to
1351 create_access. Handle INDIRECT_REFs.
1352 (build_access_from_expr): Pass the current statement to
1353 build_access_from_expr_1.
1354 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
1356 (build_accesses_from_assign): Pass the current statement to
1357 build_access_from_expr_1. Do not create assign links in IPA-SRA.
1358 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
1359 final_bbs when necessary. Check for calls to __builtin_apply_args.
1360 Fixup EH info if anythng was changed.
1361 (is_unused_scalar_param): New function.
1362 (ptr_parm_has_direct_uses): New function.
1363 (find_param_candidates): New function.
1364 (mark_maybe_modified): New function.
1365 (analyze_modified_params): New function.
1366 (propagate_dereference_distances): New function.
1367 (dump_dereferences_table): New function.
1368 (analyze_caller_dereference_legality): New function.
1369 (unmodified_by_ref_scalar_representative): New function.
1370 (splice_param_accesses): New function.
1371 (decide_one_param_reduction): New function.
1372 (enum ipa_splicing_result): New type.
1373 (splice_all_param_accesses): New function.
1374 (get_param_index): New function.
1375 (turn_representatives_into_adjustments): New function.
1376 (analyze_all_param_acesses): New function.
1377 (get_replaced_param_substitute): New function.
1378 (get_adjustment_for_base): New function.
1379 (replace_removed_params_ssa_names): New function.
1380 (sra_ipa_reset_debug_stmts): New function.
1381 (sra_ipa_modify_expr): New function.
1382 (sra_ipa_modify_assign): New function.
1383 (convert_callers): New function.
1384 (modify_function): New function.
1385 (ipa_sra_preliminary_function_checks): New function.
1386 (ipa_early_sra): New function.
1387 (ipa_early_sra_gate): New function.
1388 (pass_early_ipa_sra): New variable.
1389 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
1391 2009-09-17 Michael Matz <matz@suse.de>
1394 * tree.c (build_type_attribute_qual_variant): Export.
1395 * tree.h (build_type_attribute_qual_variant): Declare.
1396 * tree-inline.c (remap_type_1): Use it to build variants with
1397 the original qualifiers and attributes.
1399 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1401 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
1402 without a fallthrough edge.
1404 2009-09-16 DJ Delorie <dj@redhat.com>
1406 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
1407 chip and ignore the "fast_interrupt" attribute if so.
1409 2009-09-16 Richard Henderson <rth@redhat.com>
1412 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
1415 2009-09-16 Richard Henderson <rth@redhat.com>
1418 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
1419 is set only if DECL_NO_STATIC_CHAIN is unset.
1420 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
1421 (FOR_EACH_NEST_INFO): New.
1422 (walk_all_functions): Use it.
1423 (finalize_nesting_tree): Likewise.
1424 (unnest_nesting_tree): Likewise.
1425 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
1426 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
1427 (convert_gimple_call): Early out if gimple_call_chain already set.
1428 (convert_all_function_calls): Iterate until no new functions
1429 require a static chain.
1430 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
1431 when building a trampoline. Use dump_function_to_file instead
1433 (lower_nested_functions): Open dump_file. Validate that decls
1434 that have DECL_NO_STATIC_CHAIN from the front end don't have that
1435 bit reset by this pass.
1437 2009-09-16 Michael Matz <matz@suse.de>
1440 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
1441 shorten decl_common_unused.
1442 (DECL_RESTRICTED_P): New accessor.
1443 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
1444 to disambiguate marked decls and restrict pointers.
1446 2009-09-16 Richard Henderson <rth@redhat.com>
1449 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
1451 2009-09-16 Jakub Jelinek <jakub@redhat.com>
1453 * integrate.c (set_block_abstract_flags): Call
1454 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
1456 2009-09-16 Richard Guenther <rguenther@suse.de>
1459 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
1462 2009-09-16 DJ Delorie <dj@redhat.com>
1463 Kaz Kojima <kkojima@gcc.gnu.org>
1465 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
1466 (sh_expand_prologue): Update calls to output_stack_adjust.
1467 (sh_expand_epilogue): Likewise.
1469 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
1472 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
1473 trying to limit the extent of searches in the insn stream.
1475 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
1476 Jakub Jelinek <jakub@redhat.com>
1480 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1482 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
1483 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
1484 (rs6000_savres_strategy): Always save FP registers inline if the
1485 target doesn't support hardware double-precision. Set the above
1486 bits in return value when needed.
1487 (rs6000_savres_routine_sym): Fix computation for cache selector.
1488 Mark the generated symbol as a function. Rename exitp argument to
1489 lr. Move code for determining the name of the symbol...
1490 (rs6000_savres_routine_name): ...here. New function. Add cases for
1491 getting the names right on AIX and 64-bit Linux.
1492 (savres_routine_name): New variable.
1493 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
1494 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
1495 on what the target routine uses as a base register. If savep && lr
1496 describe saving of r0 into memory slot.
1497 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1498 line calls for AIX ABI.
1499 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1500 determine FP save/restore functions.
1501 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1502 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1504 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1505 Duplicate restoration of LR and execute the appropriate one
1506 depending on whether GPRs are being restored inline. Set r11 from
1507 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1508 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1509 Fix out of line calls for AIX ABI.
1510 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1512 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1514 (*restore_gpregs_spe): Likewise.
1515 (*return_and_restore_gpregs_spe): Likewise.
1516 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1517 Define to empty string unconditionally.
1518 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1519 Define to empty string unconditionally.
1520 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1523 2009-09-15 Jan Hubicka <jh@suse.cz>
1525 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1526 * params.def (inline-insns-auto): Likewise.
1528 2009-09-15 Martin Jambor <mjambor@suse.cz>
1530 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1531 individual statements only at TDF_DETAILS dump level. Format
1532 source for 80 characters per line.
1534 2009-09-15 Christian Bruel <christian.bruel@st.com>
1536 * regrename.c (do_replace): Update REG_DEAD notes.
1538 2009-09-15 Revital Eres <eres@il.ibm.com>
1540 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1541 * targhooks.c (default_builtin_support_vector_misalignment):
1542 New builtin function.
1543 * targhooks.h (default_builtin_support_vector_misalignment):
1545 * target.h (builtin_support_vector_misalignment):
1546 New field in struct gcc_target.
1547 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1548 new builtin function.
1549 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1551 * config/rs6000/rs6000.c
1552 (rs6000_builtin_support_vector_misalignment): New function.
1553 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1555 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1557 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1559 (bfin_optimize_loop): Likewise.
1560 (bfin_gen_bundles): Likewise.
1561 (workaround_speculation): Likewise.
1562 (find_load): Return NULL_RTX for debug_insn.
1564 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1566 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1569 2009-09-14 DJ Delorie <dj@redhat.com>
1571 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1572 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1575 2009-09-14 Richard Henderson <rth@redhat.com>
1576 Jakub Jelinek <jakub@redhat.com>
1578 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1579 * cfgbuild.c (make_edges): Handle asm goto.
1580 * cfglayout.c (fixup_reorder_chain): Likewise.
1581 * cfgrtl.c (patch_jump_insn): Likewise.
1582 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1583 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1584 (gimple_build_asm_vec): Add and use labels parameter.
1585 (gimple_build_asm): Remove.
1586 (walk_gimple_asm): Walk labels too.
1587 * gimple.def (GIMPLE_ASM): Update docs.
1588 * gimple.h: Update decls.
1589 (struct gimple_statement_asm): Change nc to use unsigned char;
1591 (gimple_asm_nlabels): New.
1592 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1593 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1594 into gimple_build_asm_vec.
1595 * jump.c (mark_jump_label_asm): New.
1596 (mark_jump_label): Use it.
1597 (redirect_jump_1): Handle asm goto.
1598 (invert_jump_1): Soft fail if X is null.
1599 * recog.c (extract_asm_operands): New.
1600 (asm_noperands): Use it; handle asm labels.
1601 (decode_asm_operands): Use extract_asm_operands.
1602 (asm_operand_ok): Properly handle empty string.
1603 * reg-stack.c (get_asm_operands_in_out): Rename from
1604 get_asm_operand_n_inputs; use extract_asm_operands; return both
1605 inputs and outputs by reference; update all callers.
1606 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1607 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1608 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1609 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1610 (extract_asm_operands): Declare.
1611 * stmt.c (expand_asm_operands): Add and use labels parameter.
1612 (check_unique_operand_names): Likewise.
1613 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1614 (expand_asm_stmt): Handle asm labels.
1615 * tree-cfg.c (make_gimple_asm_edges): New.
1616 (make_edges): Use it.
1617 (cleanup_dead_labels): Handle asm labels.
1618 (is_ctrl_altering_stmt): Likewise.
1619 (gimple_redirect_edge_and_branch): Likewise.
1620 * tree.def (ASM_EXPR): Add 5th operand.
1621 * tree.h (ASM_LABELS): New.
1622 (resolve_asm_operand_names): Update decl.
1624 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1625 (c_parser_asm_goto_operands): New.
1626 * c-tree.h (build_asm_expr): Update decl.
1627 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1628 * doc/extend.texi: Document asm goto.
1630 2009-09-14 Richard Henderson <rth@redhat.com>
1632 * except.h: Update declarations.
1633 (struct pointer_map_t): Forward declare.
1634 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1635 (struct eh_landing_pad_d, eh_landing_pad): New.
1636 (struct eh_catch_d, eh_catch): New.
1637 (struct eh_region_d): Remove next_region_sharing_label, aka,
1638 label, tree_label, landing_pad, post_landing_pad, resume,
1639 may_contain_throw. Rename region_number to index. Remove
1640 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1641 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1642 (VEC(eh_landing_pad,gc)): New.
1643 (struct eh_status): Remove last_region_number. Add lp_array,
1644 throw_stmt_table, ttype_data, ehspec_data.
1645 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1646 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1647 * except.c (lang_protect_cleanup_actions): Return tree.
1648 (struct ehl_map_entry): Remove.
1649 (init_eh_for_function): Push zero entries for region and lp_array.
1650 (gen_eh_region): Add to region_array immediately.
1651 (gen_eh_region_catch): Operate on eh_catch objects.
1652 (gen_eh_landing_pad): New.
1653 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1654 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1655 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1656 (get_eh_landing_pad_from_number_fn): New.
1657 (get_eh_landing_pad_from_number): New.
1658 (get_eh_region_from_lp_number_fn): New.
1659 (get_eh_region_from_lp_number): New.
1660 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1661 (get_exception_pointer, get_exception_filter): Remove.
1662 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1663 (current_function_has_exception_handlers): Simplify.
1664 (bring_to_root, eh_region_replaceable_by_p): Remove.
1665 (replace_region, hash_type_list, hash_eh_region): Remove.
1666 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1667 (label_to_region_map, num_eh_regions): Remove.
1668 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1669 (find_exception_handler_labels): Remove.
1670 (duplicate_eh_regions_0, find_prev_try): Remove.
1671 (struct duplicate_eh_regions_data): New.
1672 (duplicate_eh_regions_1): Rewrite.
1673 (duplicate_eh_regions): Return a pointer map instead of an
1675 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1676 (redirect_eh_edge_to_label): Remove.
1677 (eh_region_outermost): Rewrite using eh_region pointers
1678 instead of integers.
1679 (add_ttypes_entry): Update for ttype_data move to eh_status.
1680 (add_ehspec_entry): Rewrite with VEC instead of varray.
1681 (assign_filter_values): Likewise. Export.
1682 (build_post_landing_pads, connect_post_landing_pads): Remove.
1683 (dw2_build_landing_pads): Rewrite to use lp_array.
1684 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1685 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1686 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1687 (sjlj_mark_call_sites): Update for landing pad numbers.
1688 (finish_eh_generation): Rewrite.
1689 (gate_handle_eh): Do nothing for no eh tree.
1690 (pass_rtl_eh): Move up near finish_eh_generation.
1691 (remove_eh_landing_pad): New.
1692 (remove_eh_handler): Export.
1693 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1694 (for_each_eh_label): Rewrite to use lp_array.
1695 (make_reg_eh_region_note): New.
1696 (make_reg_eh_region_note_nothrow_nononlocal): New.
1697 (insn_could_throw_p): New.
1698 (copy_reg_eh_region_note_forward): New.
1699 (copy_reg_eh_region_note_backward): New.
1700 (check_handled, add_reachable_handler): Remove.
1701 (reachable_next_level, foreach_reachable_handler): Remove.
1702 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1703 (get_eh_region_and_lp_from_rtx): New.
1704 (get_eh_region_from_rtx): New.
1705 (can_throw_internal_1, can_throw_external_1): Remove.
1706 (can_throw_internal): Use get_eh_region_from_rtx.
1707 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1708 (insn_nothrow_p, can_nonlocal_goto): New.
1709 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1710 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1711 (add_action_record): Use VEC not varray.
1712 (collect_one_action_chain): Update for eh_region changes.
1713 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1714 Use get_eh_region_and_lp_from_rtx.
1715 (gate_convert_to_eh_region_ranges): New.
1716 (pass_convert_to_eh_region_ranges): Use it.
1717 (push_uleb128, push_sleb128): Use VEC not varray.
1718 (output_one_function_exception_table): Likewise.
1719 (dump_eh_tree): Update for eh_region changes.
1720 (verify_eh_tree): Likewise.
1721 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1722 * tree-eh.c: Include target.h.
1723 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1724 Don't disallow GIMPLE_RESX; adjust argument check.
1725 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1726 (record_stmt_eh_region): Update for landing pad numbers;
1727 generate a landing pad if necessary.
1728 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1729 (remove_stmt_from_eh_lp_fn): Similarly.
1730 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1731 Update for lp numbers; don't special case missing throw_stmt_table.
1732 (lookup_expr_eh_lp): Similarly.
1733 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1734 (eh_seq, eh_region_may_contain_throw): New.
1735 (struct leh_state): Add ehp_region.
1736 (struct leh_tf_state): Remove eh_label.
1737 (emit_post_landing_pad): New.
1738 (emit_resx, emit_eh_dispatch): New.
1739 (note_eh_region_may_contain_throw): New.
1740 (frob_into_branch_around): Take eh_region not eh label;
1741 emit eh code into eh_seq.
1742 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1743 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1744 lower_eh_must_not_throw. Emit code to eh_seq.
1745 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1746 (lower_try_finally_onedest): Likewise.
1747 (lower_try_finally_copy): Likewise.
1748 (lower_try_finally_switch): Likewise.
1749 (lower_try_finally): Initialize ehp_region.
1750 (lower_catch): Update for eh_catch objects.
1751 (lower_eh_filter): Don't handle must_not_throw.
1752 (lower_eh_must_not_throw): New.
1753 (lower_cleanup): Don't set eh_label.
1754 (lower_eh_constructs_2): Resolve eh builtins.
1755 Handle GIMPLE_EH_MUST_NOT_THROW.
1756 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1757 Add eh_seq to the end of the function body.
1758 (make_eh_dispatch_edges): New.
1759 (make_eh_edge): Remove.
1760 (make_eh_edges): Simplify for landing pads.
1761 (redirect_eh_edge_1): New.
1762 (redirect_eh_edge): Use it.
1763 (redirect_eh_dispatch_edge): New.
1764 (stmt_could_throw_p): Use a switch. Allow RESX.
1765 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1766 (stmt_can_throw_internal): Likewise.
1767 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1768 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1769 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1770 (gate_refactor_eh): New.
1771 (pass_refactor_eh): Use it.
1772 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1773 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1774 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1775 (remove_unreachable_handlers): Rename from
1776 tree_remove_unreachable_handlers; rewrite for landing pads;
1777 call remove_eh_handler directly.
1778 (remove_unreachable_handlers_no_lp): New.
1779 (unsplit_eh, unsplit_all_eh): New.
1780 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1781 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1782 (cleanup_empty_eh_unsplit): New.
1783 (cleanup_empty_eh): Rewrite.
1784 (cleanup_all_empty_eh): New.
1785 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1786 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1787 (gate_cleanup_eh): New.
1788 (pass_cleanup_eh): Use it.
1789 (verify_eh_edges): Move later in file. Expect one EH edge.
1790 (verify_eh_dispatch_edge): New.
1792 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1793 (gtype-desc.o): Add TARGET_H.
1794 (tree.o): Use EXCEPT_H, not except.h.
1795 (cfgbuild.o): Add EXPR_H.
1796 (GTFILES): Add vecprim.h.
1797 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1798 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1799 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1800 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1801 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1802 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1803 calls to can_throw_internal.
1804 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1805 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1806 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1807 (expand_gimple_stmt): Use make_reg_eh_region_note.
1808 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1809 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1810 or find_exception_handler_labels.
1811 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1812 there is exacly one EH edge. Use can_nonlocal_goto and
1814 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1815 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1816 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1817 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1818 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1819 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1820 * dse.c (scan_insn): Use insn_could_throw_p.
1821 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1822 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1823 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1824 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1825 EXC_PTR_EXPR or FILTER_EXPR.
1826 (tree_expr_nonzero_warnv_p): Likewise.
1827 * function.h: Include vecprim.h, not varray.h
1828 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1829 move ttype_data and ehspec_data members to struct eh_status; change
1830 action_record_data member to a VEC.
1831 * gcse.c (hash_scan_set): Use can_throw_internal.
1832 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1833 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1834 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1835 (block_may_fallthru): Don't handle RESX_EXPR.
1836 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1837 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1838 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1839 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1840 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1841 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1842 (gimple_size): Likewise.
1843 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1844 (gimple_build_resx): Use gimple_build_with_ops.
1845 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1846 (is_gimple_val): Likewise.
1847 (is_gimple_stmt): Remove RESX_EXPR.
1848 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1849 (GIMPLE_RESX): Reorder with other EH constructs.
1850 * gimple.h (struct gimple_statement_eh_mnt): New.
1851 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1852 (gimple_eh_filter_must_not_throw): Remove.
1853 (gimple_eh_filter_set_must_not_throw): Remove.
1854 (gimple_eh_must_not_throw_fndecl): New.
1855 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1856 (is_gimple_resx): New.
1857 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1858 Don't copy EH_FILTER_MUST_NOT_THROW.
1859 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1860 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1861 handle must_not_throw_labels specially.
1862 * ipa-pure-const.c (check_call): Update debug statement for LP.
1863 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1864 * ipa-utils.c (get_base_var): Likewise.
1865 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1866 * lower-subreg.c (move_eh_region_note): Remove.
1867 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1868 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1869 (create_task_copyfn): Likewise.
1870 (maybe_catch_exception): Use gimple_build_eh_filter.
1871 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1872 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1873 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1874 and pass_lower_resx.
1875 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1876 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1877 can_throw_internal, can_nonlocal_goto.
1878 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1879 copy_reg_eh_region_note_forward.
1880 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1881 (emit_output_reload_insns): Likewise.
1882 (copy_eh_notes): Remove.
1883 * rtl.def (RESX): Remove.
1884 * rtl.h: Update declarations.
1885 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1886 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1887 (update_eh_label): Remove.
1888 (cleanup_dead_labels_eh): New.
1889 (cleanup_deal_labels): Use it instead of update_eh_label.
1890 (gimple_merge_blocks): Update landing pad data structure when
1891 removing a landing pad label.
1892 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1893 test; handle GIMPLE_EH_MUST_NOT_THROW.
1894 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1895 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1896 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1897 (verify_stmt): Likewise. Verify landing pads.
1898 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1899 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1900 (struct move_stmt_d): Add eh_map.
1901 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1902 (move_stmt_r): Remap eh region numbers in builtin calls,
1903 resx and eh_dispatch.
1904 (move_block_to_fn): Remove eh_offset parameter. Use
1905 maybe_duplicate_eh_stmt_fn.
1906 (find_outermost_region_in_block): Operate on eh_region pointers
1907 instead of region numbers.
1908 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1909 duplicate_eh_regions.
1910 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1911 test earlier. Disallow EH landing pads.
1912 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1913 * tree-flow.h: Update declarations.
1914 (struct tree_ann_common_d): Replace rn with lp_nr.
1915 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1916 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1917 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1918 resx and eh_dispatch.
1919 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1920 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1921 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1922 from duplicate_eh_regions.
1923 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1924 update RESX; handle EH_DISPATCH.
1925 (expand_call_inline): Set eh_lp_nr, not eh_region.
1926 (maybe_inline_call_in_expr): Likewise.
1927 * tree-inline.h (struct copy_body_data): Replace eh_region with
1928 eh_lp_nr, eh_region_offset with eh_map.
1929 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1930 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1931 * tree-pretty-print.c (dump_generic_node): Don't handle
1932 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1933 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1934 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1935 EXC_PTR_EXPR, FILTER_EXPR.
1936 * tree-ssa-operands.c (get_expr_operands): Likewise.
1937 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1938 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1939 (ao_ref_init_from_vn_reference): Likewise.
1940 * tree-ssa-sink.c (statement_sink_location): Likewise.
1941 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1942 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1943 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1944 EXC_PTR_EXPR, FILTER_EXPR.
1945 (is_exception_related): Remove.
1946 (compute_avail): Don't call it.
1947 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1948 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1949 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1950 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1952 (build_resx): Remove.
1953 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1954 * tree.h: Update declarations.
1955 (EH_FILTER_MUST_NOT_THROW): Remove.
1956 (struct tree_label_decl): Add eh_landing_pad_nr.
1957 (EH_LANDING_PAD_NR): New.
1958 * value-prof.c (gimple_ic): Tidy variable names. Update for
1959 landing pad numbers.
1960 (gimple_stringop_fixed_value): Tidy variable names. Assert
1961 that neither call stmt can throw.
1962 * vecprim.h (uchar): New.
1963 (VEC(uchar,heap), VEC(uchar,gc)): New.
1965 * c-common.c (c_define_builtins): Update call to
1966 build_common_builtin_nodes.
1967 * c-parser.c (c_parse_file): Don't call
1968 default_init_unwind_resume_libfunc.
1970 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1972 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1973 (mips_cprestore_address_p): Likewise.
1974 (mips_save_gp_to_cprestore_slot): Likewise.
1975 (mips_restore_gp): Rename to...
1976 (mips_restore_gp_from_cprestore_slot): ...this.
1977 (mips_must_initialize_gp_p): Declare.
1978 (mips_emit_save_slot_move): Likewise.
1979 (mips_output_load_label): Return nothing.
1980 (mips_eh_uses): Declare.
1981 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1982 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1983 (TARGET_ABSOLUTE_JUMPS): Likewise.
1984 (EH_USES): Likewise.
1985 (FIRST_PSEUDO_REGISTER): Update comment.
1986 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1987 (MIPS_CALL): ...here.
1988 (REGISTER_NAMES): Add $cprestore.
1989 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1990 Add load_label_length, has_inflexible_gp_insn_p,
1991 has_flexible_gp_insn_p, must_initialize_gp_p and
1992 must_restore_gp_when_clobbered_p.
1993 (mips_expand_call): Don't generate split instructions here.
1994 (mips_split_call): Update the call to mips_restore_gp after
1995 the above name change.
1996 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1997 (mips_find_gp_ref): New function.
1998 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1999 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
2000 (mips_insn_has_flexible_gp_ref_p): Likewise.
2001 (mips_cfun_has_flexible_gp_ref_p): Likewise.
2002 (mips_function_has_gp_insn): Delete.
2003 (mips_global_pointer): Drop the df_regs_ever_live_p check.
2004 Use the new functions above. Only return INVALID_REGNUM
2005 for TARGET_ABSOLUTE_JUMPS.
2006 (mips_must_initialize_gp_p): New function.
2007 (mips_get_cprestore_base_and_offset): New function, extracted from...
2008 (mips_cprestore_slot): ...here. Take a bool parameter.
2009 (mips_cfun_has_cprestore_slot_p): New function.
2010 (mips_cprestore_address_p): Likewise.
2011 (mips_save_gp_to_cprestore_slot): Likewise.
2012 (mips_restore_gp): Rename to...
2013 (mips_restore_gp_from_cprestore_slot): ...this. Assert
2014 epilogue_completed. Update the call to mips_cprestore_slot.
2015 Test cfun->machine->must_restore_gp_when_clobbered_p.
2016 (mips_direct_save_slot_move_p): New function.
2017 (mips_emit_save_slot_move): Likewise.
2018 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
2019 of cfun->machine->global_pointer.
2020 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
2021 (mips_save_reg): Use mips_emit_save_slot_move.
2022 (mips_expand_prologue): Set must_initialize_gp_p.
2023 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
2024 for all cprestore saves. Emit a use_cprestore instruction after
2025 setting up the cprestore slot.
2026 (mips_restore_reg): Use mips_emit_save_slot_move.
2027 (mips_process_load_label): New function.
2028 (mips_load_label_length): Likewise.
2029 (mips_output_load_label): Don't return asm: output it here instead.
2030 Use mips_process_load_label.
2031 (mips_adjust_insn_length): Adjust the length of branch instructions
2032 that have length MAX_PIC_BRANCH_LENGTH.
2033 (mips_output_conditional_branch): Update the call to
2034 mips_output_load_label. Assume the branch target is OPERANDS[0]
2035 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
2036 (mips_output_order_conditional_branch): Swap the meaning of
2037 OPERANDS[0] and OPERANDS[1].
2038 (mips_variable_issue): Don't count ghost instructions.
2039 (mips_expand_ghost_gp_insns): New function.
2040 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
2041 (mips_output_mi_thunk): Set must_initialize_gp_p.
2042 (mips_eh_uses): New function.
2043 * config/mips/predicates.md (cprestore_save_slot_operand)
2044 (cprestore_load_slot_operand): New predicates.
2045 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
2046 (UNSPEC_MOVE_GP): Likewise.
2047 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
2048 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
2049 (CPRESTORE_SLOT_REGNUM): New register.
2050 (MAX_PIC_BRANCH_LENGTH): New constant.
2051 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
2052 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
2053 branches. Fix commentary.
2054 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
2055 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
2056 Change type to "ghost".
2057 (loadgp_absolute_<mode>): Likewise.
2058 (loadgp_rtp_<mode>): Likewise.
2059 (copygp_mips16): Likewise.
2060 (loadgp_blockage): Remove redundant mode attribute.
2061 (potential_cprestore): New instruction.
2062 (cprestore): Turn into an unspec set.
2063 (use_cprestore): New instruction.
2064 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
2065 (*branch_fp_inverted): Likewise.
2066 (*branch_order<mode>): Likewise.
2067 (*branch_order<mode>_inverted): Likewise.
2068 (*branch_equality<mode>): Likewise.
2069 (*branch_equality<mode>_inverted): Likewise.
2070 (*branch_bit<bbv><mode>): Likewise.
2071 (*branch_bit<bbv><mode>_inverted): Likewise.
2072 (*branch_equality<mode>_mips16): Remove redundant mode.
2073 (jump): Turn into a define_expand.
2074 (*jump_absolute): New instruction.
2075 (*jump_pic): Likewise.
2076 (*jump_mips16): Rename previously-unnamed pattern. Remove
2077 redundant mode attribute.
2078 (restore_gp): Split on epilogue_completed rather than
2079 reload_completed. Change type to "ghost".
2080 (move_gp<mode>): New instruction.
2081 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
2082 Remove redundant mode attribute.
2083 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
2084 (bc1any4f, bc1any2t, bc1any2f): Likewise.
2085 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
2087 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2090 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
2091 are returned in the same register (vs34 or v2) that Altivec vector
2092 types are returned in.
2093 (rs6000_libcall_value): Ditto.
2096 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
2097 instead of explicit addsi3/adddi3 calls.
2098 (rs6000_split_multireg_move): Ditto.
2099 (rs6000_emit_allocate_stack): Ditto.
2100 (rs6000_emit_prologue): Ditto.
2101 (rs6000_output_mi_thunk): Ditto.
2103 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
2104 size is 64 bits if we can use 64-bit registers.
2106 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
2108 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
2111 From Jie Zhang <jie.zhang@analog.com>:
2112 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
2113 save FP and RETS with saveall attribute.
2114 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
2115 with saveall attribute.
2117 * config/bfin/bfin.c (bfin_expand_builtin,
2118 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
2121 From Jie Zhang <jie.zhang@analog.com>:
2122 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
2123 before use in two places.
2124 * config/bfin/bfin.md (AREG): Define mode iterator.
2125 (reload_in, reload_out): Use mode iterator AREG.
2127 2009-09-14 Richard Guenther <rguenther@suse.de>
2130 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
2131 EH personality path.
2133 2009-09-13 Richard Guenther <rguenther@suse.de>
2134 Rafael Avila de Espindola <espindola@google.com>
2136 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
2137 (LANG_HOOKS_EH_PERSONALITY): Likewise.
2138 (LANG_HOOKS_INITIALIZER): Adjust.
2139 (lhd_pass_through_t): Declare.
2140 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
2142 * langhooks.c (lhd_pass_through_t): New function.
2143 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
2144 dwarf2out_begin_prologue): Use personality from current_function_decl.
2145 * expr.h (get_personality_function): Declare.
2146 * expr.c (get_personality_function): New function.
2147 (build_personality_function): Likewise.
2148 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
2149 (eh_personality_libfunc): Remove.
2150 * optabs.c (build_libfunc_function): New function split out from ...
2151 (init_one_libfunc): ... here.
2152 * tree.h (DECL_FUNCTION_PERSONALITY): New.
2153 (tree_function_decl): Add personality.
2154 (lhd_gcc_personality): Declare.
2155 (build_personality_function): Likewise.
2156 * tree.c (gcc_eh_personality_decl): New.
2157 (lhd_gcc_personality): New function.
2158 * except.h (lang_eh_runtime_type): Remove.
2159 (enum eh_personality_kind): New.
2160 (build_personality_function): Declare.
2161 (function_needs_eh_personality): Declare.
2162 * except.c (lang_eh_runtime_type): Remove.
2163 (function_needs_eh_personality): New function.
2164 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
2165 (sjlj_emit_function_enter, output_function_exception_table):
2166 Use personality from current_function_decl.
2167 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
2168 * tree-inline.c (tree_can_inline_p): Do not inline across different
2170 (expand_call_inline): Likewise. Adjust the callers EH personality.
2171 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
2172 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
2173 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
2174 (c-parser.o): Likewise
2175 * c-tree.h (c_eh_initialized_p): Remove.
2176 (c_maybe_initialize_eh): Likewise.
2177 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
2178 (finish_decl): Don't call c_maybe_initialize_eh.
2179 (c_eh_initialized_p): Remove.
2180 (c_maybe_initialize_eh): Likewise.
2181 * c-parser.c (c_parser_omp_construct): Likewise.
2182 (c_parse_file): Initialize exception handling.
2184 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
2186 * config.gcc (tm_file): Remove i386/biarch32.h
2187 for i?86-w64-mingw* case.
2188 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
2190 * config.host: Set for x64 mingw the option
2191 use_long_long_for_widest_fast_int to yes.
2193 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
2195 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2196 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
2197 (dbxout_begin_function): Likewise.
2198 * final.c (dwarf2_debug_info_emitted_p): New predicate.
2199 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
2200 set on the function.
2201 (final_end_function): Likewise.
2202 (final_scan_insn): Likewise.
2203 (rest_of_handle_final): Likewise.
2204 * varasm.c (assemble_start_function): Likewise.
2205 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2207 2009-09-12 Jason Merrill <jason@redhat.com>
2209 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
2210 * opts.c (common_handle_option): constify.
2212 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2214 * doc/install.texi (avr): Remove obsolete reference site.
2216 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2218 * doc/install.texi (Binaries): Adjust AIX link.
2220 2009-09-12 Akim Demaille <demaille@gostai.com>
2222 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
2223 Use an imperative sentence.
2225 2009-09-11 Richard Henderson <rth@redhat.com>
2227 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
2228 structure-name and has-tree-operands arguments; update all entries.
2229 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
2231 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
2232 (gsstruct_code_size): New.
2233 (gss_for_code_): New.
2234 (gss_for_code): Remove.
2235 (gimple_size): Rewrite using gsstruct_code_size.
2236 (gimple_statement_structure): Move to gimple.h.
2237 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
2238 (gss_for_code, gimple_statement_structure): New.
2239 (gimple_ops): Use new arrays; tidy.
2241 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2243 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
2244 operand to be a PLUS expression.
2245 * config/pa/pa.c (pa_secondary_reload): Likewise.
2247 2009-09-11 Jakub Jelinek <jakub@redhat.com>
2249 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
2251 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
2254 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2256 From Jie Zhang <jie.zhang@analog.com>:
2257 * doc/extend.texi (node Function Attributes): Document l2
2259 (node Blackfin Variable Attributes): Document l2 variable attributes.
2261 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
2263 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
2264 to match the system compiler's configuration at inflection point.
2265 Add comment to remark a remaining difference with system compiler.
2267 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
2268 * configure: Regenerate.
2270 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2272 From Jie Zhang <jie.zhang@analog.com>:
2273 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
2274 (bfin_handle_l2_attribute): New.
2275 (bfin_attribute_table): Add l2 attribute.
2277 2009-09-11 Michael Matz <matz@suse.de>
2280 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
2281 on the local_decls list.
2283 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
2287 * cselib.c (cselib_expand_value_rtx_cb): Document callback
2289 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
2290 for VALUEs, to implement the documented interface.
2291 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
2292 Adjust for VALUEs and anything else, to implement the
2293 documented interface.
2295 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
2297 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
2298 with actual SPE/paired vector modes before using 64-bit alignment.
2299 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
2301 2009-09-10 DJ Delorie <dj@redhat.com>
2303 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
2306 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
2307 * config/mep/mep.c (mep_legitimate_constant_p): New.
2308 * config/mep/mep-protos.h: Prototype it.
2310 2009-09-10 Richard Henderson <rth@redhat.com>
2312 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
2314 2009-09-10 Jason Merrill <jason@redhat.com>
2316 * tree.c (chain_index): New fn.
2317 * tree.h: Declare it.
2319 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2321 * config/sol2-c.c (cmn_err_length_specs): Initialize
2322 scalar_identity_flag.
2324 2009-09-10 Richard Henderson <rth@redhat.com>
2326 * tree.h (struct tree_decl_common): Move align member earlier;
2327 move label_decl_uid member ...
2328 (struct tree_label_decl): ... here.
2329 (LABEL_DECL_UID): Update to match.
2331 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
2334 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
2335 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
2337 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
2338 dest_prev if the edge is complex.
2340 * tree-cfg.c (is_ctrl_stmt): Use a switch.
2342 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
2343 loop latch tests earlier.
2345 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
2346 before GIMPLE_RETURN, not after its predecessor; insert
2349 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
2350 gimple_seq_empty_p to test for no PHI nodes.
2351 * tree-cfg.c (split_critical_edges): Likewise.
2353 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
2355 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2357 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
2358 introduced by the VTA branch merge.
2360 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2362 * ira-conflicts.c: Use fputs or putc instead of fprintf
2366 * tree-switch-conversion.c: Ditto.
2368 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2370 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
2371 introduced by the VTA branch merge.
2373 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2376 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2378 PR rtl-optimization/39779
2379 * expr.c (convert_modes): Return when mode == oldmode after
2380 CONST_INTs are processed.
2382 2009-09-10 Nick Clifton <nickc@redhat.com>
2384 * config/mep/mep.c (mep_encode_section_info): Copy weakness
2385 attribute and referring decl when creating renamed symbol.
2387 2009-09-10 Richard Guenther <rguenther@suse.de>
2390 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
2392 (cgraph_finalize_compilation_unit): Compute reachability
2393 before emitting thunks. Properly process aliases before
2394 possibly removing unreachable nodes.
2396 2009-09-10 Richard Guenther <rguenther@suse.de>
2399 * tree.c (struct free_lang_data_d): Add worklist member.
2400 (find_decls_types_r): Push onto the worklist instead of recursing.
2401 Handle TREE_BINFOs properly.
2402 (find_decls_types): New function wrapped around find_decls_types_r
2403 to process the worklist.
2404 (find_decls_types_in_eh_region): Use it.
2405 (find_decls_types_in_node): Likewise.
2406 (find_decls_types_in_var): Likewise.
2407 (free_lang_data_in_cgraph): Likewise. Free the worklist.
2408 * tree.h (RECORD_OR_UNION_TYPE_P): New.
2409 (AGGREGATE_TYPE_P): Adjust.
2411 2009-09-09 Jason Merrill <jason@redhat.com>
2413 * configure.ac: Check glibc version even if we have an in-tree
2416 2009-09-09 Anthony Green <green@moxielogic.com>
2418 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
2419 the constant 0 when appropriate.
2420 * config/moxie/constraints.md: Add constraint O.
2422 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
2423 to pass up to 6 32-bit argument values in registers.
2424 (moxie_function_arg): Ditto.
2425 (moxie_arg_partial_bytes): Ditto.
2426 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
2427 (REG_PARM_STACK_SPACE): Ditto.
2428 (FUNCTION_ARG_REGNO_P): Ditto.
2430 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2431 instruction to allocate stack space.
2433 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
2435 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
2436 unnecessarily stringent constraints. Fix address
2437 calculation in the splitters.
2439 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2441 PR rtl-optimization/39779
2442 * expr.c (convert_modes): Return when mode == oldmode after
2443 CONST_INTs are processed.
2445 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
2448 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
2449 (ix86_expand_prologue): Take frame.padding0 into logic of
2451 (ix86_expand_epilogue): Likewise.
2453 2009-09-09 Jakub Jelinek <jakub@redhat.com>
2455 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
2457 (SHLIB_LINK, SHLIB_INSTALL): Use them.
2458 * config/t-slibgcc-libgcc: New file.
2459 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
2461 2009-09-09 Martin Jambor <mjambor@suse.cz>
2463 PR tree-optimization/41089
2464 * tree-sra.c (find_var_candidates): Do not consider va_lists in
2467 2009-09-09 Richard Henderson <rth@redhat.com>
2469 * gimple.h (CASE_GIMPLE_OMP): New.
2470 (is_gimple_omp): Use it.
2471 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
2472 (verify_gimple_debug): Likewise.
2474 2009-09-09 Richard Guenther <rguenther@suse.de>
2476 PR tree-optimization/41101
2477 * tree-ssa-pre.c (maximal_set): Remove.
2478 (compute_antic_aux): Treat the maximal set as implicitly all ones.
2479 Defer all blocks we didn't visit at least one successor.
2480 (add_to_exp_gen): Do not add to the maximal set.
2481 (make_values_for_phi): Likewise.
2482 (compute_avail): Likewise.
2483 (init_pre): Do not allocate the maximal set.
2484 (execute_pre): Do not dump it.
2486 2009-09-09 Martin Jambor <mjambor@suse.cz>
2488 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
2489 an SSA_NAME rather than a is_gimple_variable.
2491 2009-09-09 Richard Guenther <rguenther@suse.de>
2494 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
2495 code dealing with plain pointer bases.
2496 (maybe_fold_offset_to_reference): Likewise.
2497 (maybe_fold_stmt_addition): Adjust.
2499 2009-09-09 Richard Guenther <rguenther@suse.de>
2501 * tree.c (free_lang_data_in_type): Do not free the type variant
2503 (free_lang_data): Merge char_type_node with its properly signed
2505 (pass_ipa_free): Collect after freeing language specific data.
2507 2009-09-09 Michael Matz <matz@suse.de>
2510 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2511 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2512 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2515 2009-09-08 DJ Delorie <dj@redhat.com>
2517 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2519 2009-09-04 Jason Merrill <jason@redhat.com>
2521 * tree.c (tree_find_value): Remove.
2522 * tree.h: Remove prototype.
2523 * varasm.c (assemble_external): Use value_member instead.
2525 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2527 * toplev.c (process_options): Choose default debugging type when
2528 gtoggle enables debug info and type is unset.
2530 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2534 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2537 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2539 * configure: Rebuilt with modified libtool.m4.
2541 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2546 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2548 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2550 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2551 (remove_statement): Likewise.
2552 (rewrite_use_nonlinear_expr): Adjust.
2553 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2554 * tree-ssa.c (release_defs_bitset): ... this. New.
2555 * tree-flow.h (release_defs_bitset): Declare.
2557 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2560 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2561 in the middle block.
2563 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2565 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2566 via intptr_t to long type.
2567 (insert_operand_rank): Cast long type via intptr_t to
2569 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2571 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2572 from pointer to unsigned via uintptr_t.
2574 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2575 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2577 * configure: Regenerated.
2578 * config.in: Regenerated
2579 * system.h (stdint.h): Add include.
2580 (inttypes.h): Likewise.
2581 * Makefile.in (aclocal): Add config/stdint.m4.
2582 * aclocal.m4: Regenerated.
2584 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2586 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2588 (note_np_check_stores): New function.
2589 (harmless_null_pointer_p): New function.
2590 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2591 changed. Take into account whether we're in the shadow of a condjump
2592 that tested NP_REG for NULL.
2593 Lose all code that tested for SEQUENCEs.
2594 (workaround_speculation): Avoid inserting NOPs for loads that are
2595 either always executed or a NULL pointer.
2597 2009-09-08 Jan Hubicka <jh@suse.cz>
2599 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2600 * params.def (early-inlining-insns): Likewise.
2602 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2604 PR rtl-optimization/41239
2605 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2606 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2608 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2609 across calls, as the calls might not always return normally.
2610 (call_may_noreturn_p): New function.
2611 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2612 (init_deps): Initialize it.
2613 (remove_from_deps): Also remove calls from
2614 last_function_call_may_noreturn list.
2616 2009-09-07 Richard Henderson <rth@redhat.com>
2618 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2619 more VR->OPERANDS than LHS operands. Free LHS before returning.
2621 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2623 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2624 (attr "addrtype"): New member "spreg".
2625 Use it if mem_spfp_address_operand is true for the address.
2626 (attr "type"): New entry "stall".
2627 (cpu_unit "load"): New.
2628 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2630 (insn_reservation "loadsp"): New.
2631 (insn_reservation "load_stall1"): New.
2632 (insn_reservation "load_stall3"): New.
2634 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2635 (mem_p_address_operand): Exclude stack and frame pointer based
2637 (mem_spfp_address_operand): New; match them here.
2638 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2639 (bfin_reorg): Call it if scheduling insns.
2640 (bfin_gen_bundles): Remove dummy insns created by
2641 add_sched_insns_for_speculation.
2643 From Jie Zhang <jie.zhang@analog.com>:
2644 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2645 bfin_si_revision, bfin_workarounds): Move these ...
2646 * config/bfin/bfin.h: ... here.
2648 From Mike Frysinger <michael.frysinger@analog.com>
2649 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2650 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2651 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2652 bf547m, bf548m, and bf549m.
2653 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2654 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2655 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2656 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2657 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2658 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2659 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2660 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2661 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2662 bf542m, bf544m, bf547m, bf548m, and bf549m.
2664 From Jie Zhang <jie.zhang@analog.com>:
2665 * config/bfin/predicates.md (p_register_operand): New predicate.
2666 (dp_register_operand): New predicate.
2667 * config/bfin/bfin-protos.h (WA_05000074): Define.
2668 (ENABLE_WA_05000074): Define.
2669 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2670 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2671 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2672 (define_attr addrtype): Allow load/store register to be P register.
2673 (define_attr storereg): New.
2674 (define_cpu_unit anomaly_05000074): New.
2675 (define_insn_reservation dsp32shiftimm): New.
2676 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2677 (define_insn_reservation loadp): Cannot use slot2.
2678 (define_insn_reservation loadsp): Cannot use slot2.
2679 (define_insn_reservation storep): Cannot use slot2. Does not
2680 apply when working around 05000074.
2681 (define_insn_reservation storep_anomaly_05000074): New.
2682 (define_insn_reservation storei): Does not apply when working
2684 (define_insn_reservation storei_anomaly_05000074): New.
2685 (define_attr length): Add dsp32shiftimm case.
2686 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2687 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2688 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2689 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2690 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2692 2009-09-07 Martin Jambor <mjambor@suse.cz>
2695 * tree-sra.c (create_artificial_child_access): Return NULL if
2696 build_ref_for_offset fails.
2697 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2698 and create_artificial_child_access to fail.
2700 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2703 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2704 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2705 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2707 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2709 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2710 block, ensure it has an exit edge. Emit a barrier after a jump.
2712 2009-09-07 Nick Clifton <nickc@redhat.com>
2714 * gcc.c (this_is_linker_script): New variable. Like
2715 this_is_library_file but for the %T constructor.
2716 (end_going_arg): If this_is_linker_script is set then locate the
2717 script and insert a --script switch before it
2718 (do_spec_2): Initialise this_is_linker_script.
2719 (do_spec_1): Likewise. Handle %T construct.
2720 (eval_spec_function): Preserve this_is_linker_script.
2721 * doc/invoke.texi: Document %T construct in spec files.
2722 * config/m32c/m32c.h (LIB_SPEC): Use it.
2724 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2726 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2727 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2728 when volatile flag is set.
2729 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2731 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2734 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2735 (combine_stack_adjustments_for_block): Allow insns between stack
2736 adjustments and stores with corresponding pre-(dec|inc)rement or
2737 pre-modify operation.
2739 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2742 * combine-stack-adj.c (struct csa_memlist): Rename to...
2743 (struct csa_reflist): ... this. Rename mem field to ref.
2744 (free_csa_memlist): Rename to...
2745 (free_csa_reflist): ... this.
2746 (record_one_stack_memref): Rename to...
2747 (record_one_stack_ref): ... this. Handle also REG_P.
2748 (try_apply_stack_adjustment): Handle also REG_P.
2749 (struct record_stack_memrefs_data): Rename to...
2750 (struct record_stack_refs_data): ... this. Rename memlist field to
2752 (record_stack_memrefs): Rename to...
2753 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2754 subexpressions instead of failing when a MEM contains SP references.
2755 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2756 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2758 2009-09-06 Richard Guenther <rguenther@suse.de>
2761 * tree.c (build_array_type): Do not record types marked
2762 with structural equality in the canonical type hashtable.
2764 2009-09-06 Richard Guenther <rguenther@suse.de>
2767 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2769 2009-09-05 Richard Guenther <rguenther@suse.de>
2772 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2774 2009-09-05 Richard Guenther <rguenther@suse.de>
2777 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2779 2009-09-05 Richard Guenther <rguenther@suse.de>
2782 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2783 before comparing function argument types.
2785 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2788 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2791 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2794 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2796 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2797 locators before emit_insn is called.
2799 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2802 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2803 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2804 (reginfo_init): Don't call allocate_reg_info.
2806 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2809 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2810 NONDEBUG_INSN_P instead of INSN_P.
2812 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2815 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2817 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2820 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2821 pattern of the split.
2823 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2825 * toplev.c (process_options): Move setter of flag_var_tracking
2826 before other tests that depend on it. Move down setter of
2827 flag_rename_registers. Don't enable var-tracking-assignments
2828 by default if selective scheduling is enabled. Warn if both
2831 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2833 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2834 comment. Use switch statement to catch overlaps between rtx
2835 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2836 (IS_DECL_CODE): ... here. Remove.
2837 (check_value_is_not_decl): Remove.
2838 (dv_from_decl, dv_from_value): Check after conversion.
2840 2009-09-04 Richard Guenther <rguenther@suse.de>
2843 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2844 after emitting tunks. Move emitting thunks and ctors from ...
2845 (cgraph_optimize): ... here. Remove redundant
2846 cgraph_analyze_functions.
2847 * varasm.c (find_decl_and_mark_needed): Remove no longer
2849 (finish_aliases_1): Adjust check for thunk aliases.
2851 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2853 * config/arm/arm.md (ctzsi2): Added braces
2854 to avoid warning that broke booststrap.
2856 2009-09-04 Martin Jambor <mjambor@suse.cz>
2858 PR tree-optimization/41112
2859 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2860 handle variable-bounded arrays.
2861 (expr_with_var_bounded_array_refs_p): New function.
2862 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2864 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2866 * config/s390/2097.md: Removed two incorrect bypasses.
2867 (z10_fsimpdf): Fixed latency.
2868 (z10_fhex): New insn_reservation.
2869 (z10_floaddf): Fixed latency.
2870 (z10_floadsf): Fixed latency.
2871 (z10_ftrunctf): Fixed latency.
2872 (z10_ftruncdf): Fixed latency.
2873 * config/s390/s390.c (z10_cost): Fixed values.
2874 (s390_adjust_priority): Added z10 path.
2875 * config/s390/s390.md (type): Added fhex.
2876 (*mov<mode>_64dfp): Updated type attribute.
2877 (*mov<mode>_64): Updated type attribute.
2878 (*mov<mode>_31): Updated type attribute.
2879 (*mov<mode>"): Likewise.
2880 * config/s390/2084.md (x_fsimpdf): Updated condition.
2882 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2884 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2885 RTXs in the predicate for operand 1.
2887 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2889 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2890 (rbitsi2): New insn.
2891 (ctzsi2): New expand.
2892 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2894 2009-09-03 Martin Jambor <mjambor@suse.cz>
2896 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2897 (create_artificial_child_access): Use build_ref_for_offset instead
2898 of duplicate_expr_for_different_base.
2899 (propagate_subacesses_accross_link): Likewise.
2901 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2903 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2905 (mips16e_collect_argument_saves): Skip debug instructions.
2906 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2907 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2908 (r10k_insert_cache_barriers): Likewise.
2909 (mips_reorg_process_insns): Likewise.
2911 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2914 * ira.c (update_equiv_reg): Remove check on class likely spill.
2916 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2919 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2920 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2924 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2925 the stack slot if it is passed by invisible reference.
2926 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2927 by invisible reference.
2929 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2931 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2932 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2933 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2935 * config/bfin/sync.md: New file.
2936 * config/bfin/bfin.md: Include it.
2937 (UNSPEC_ATOMIC): New.
2938 (UNSPEC_ONES): Provide a unique number.
2940 From Jie Zhang <jie.zhang@analog.com>:
2941 * config/bfin/bfin.c (ret_regs): New.
2942 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2943 (must_save_rets_p): New.
2944 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2945 current_function_is_leaf.
2946 (do_link): Likewise.
2947 (do_unlink): Likewise.
2948 (expand_interrupt_handler_prologue): Use ret_regs array.
2949 (expand_interrupt_handler_epilogue): Use ret_regs array and
2950 pass return register to gen_return_internal.
2951 (bfin_expand_epilogue): Pass return register to
2952 gen_return_internal.
2953 (bfin_expand_call): Explicitly clobber RETS.
2954 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2955 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2956 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2957 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2959 (return_internal): Take a reg rtx rather than the register number.
2961 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2963 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2964 when comparing against estimated_loop_iterations_int return.
2966 2009-09-03 Richard Guenther <rguenther@suse.de>
2968 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2969 eh_personality_libfunc.
2971 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2973 * tree-parloops.c (separate_decls_in_region): Add space.
2975 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2977 * tree-parloops.c (separate_decls_in_region): Change the condition
2978 checking if there are reductions in the loop.
2980 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2982 PR tree-optimization/38275
2983 * tree-parloops.c (parallelize_loops): Replace profitability condition
2984 for expected number of iterations.
2986 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2988 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2989 (bootstrap-debug): Explain conditions in which it becomes default.
2990 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2993 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2995 * doc/invoke.texi (Optimize Options): Move
2996 -finline-small-functions to the -O2 list.
2998 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3000 * toplev.c (process_options): Enable var-tracking-assignments
3001 by default if var-tracking is enabled.
3003 2009-09-02 David Daney <ddaney@caviumnetworks.com>
3005 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
3007 * emit-rtl.c (prev_nonnote_insn_bb): New function.
3008 * rtl.h (prev_nonnote_insn_bb): Declare it.
3010 2009-09-03 Diego Novillo <dnovillo@google.com>
3012 * cgraph.c (cgraph_node_for_decl): New.
3013 * cgraph.h (cgraph_node_for_decl): Declare.
3014 * tree.c (host_integerp): Return 0 if T is NULL.
3016 2009-09-03 Diego Novillo <dnovillo@google.com>
3018 * tree.h (struct alias_pair): Move from varasm.c.
3019 (alias_pairs): Likewise.
3020 (TYPE_MAXVAL): Define.
3021 (TYPE_MINVAL): Define.
3022 (iterative_hash_host_wide_int): Declare.
3023 (remove_unreachable_alias_pairs): Declare.
3024 * tree-pass.h (pass_ipa_free_lang_data): Declare.
3025 * diagnostic.c (default_diagnostic_starter): Make extern.
3026 (default_diagnostic_finalizer): Make extern.
3027 * diagnostic.h (default_diagnostic_starter): Declare.
3028 (default_diagnostic_finalizer): Declare.
3029 (default_tree_printer): Declare.
3030 * toplev.c (default_tree_printer): Make extern.
3032 2009-09-03 Richard Guenther <rguenther@suse.de>
3033 Diego Novillo <dnovillo@google.com>
3035 * cgraph.c (cgraph_add_new_function): Remove gimplification.
3036 * cgraphunit.c (cgraph_expand_function): Do not emit
3037 associated thunks from here.
3038 (cgraph_emit_thunks): New.
3039 (cgraph_optimize): Call it.
3040 Return if any IPA pass finds an error.
3041 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
3044 2009-09-03 Simon Baldwin <simonb@google.com>
3045 Rafael Espindola <espindola@google.com>
3046 Richard Guenther <rguenther@suse.de>
3047 Doug Kwan <dougkwan@google.com>
3048 Diego Novillo <dnovillo@google.com>
3050 * tree.c: Include tree-pass.h, langhooks-def.h,
3051 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
3052 (free_lang_data_in_type): New.
3053 (need_assembler_name_p): New.
3054 (free_lang_data_in_block): New.
3055 (free_lang_data_in_decl): New.
3056 (struct free_lang_data_d): New.
3057 (add_tree_to_fld_list): New.
3058 (find_decls_types_r): New.
3059 (get_eh_types_for_runtime): New.
3060 (find_decls_types_in_eh_region): New.
3061 (find_decls_types_in_node): New.
3062 (find_decls_types_in_var): New.
3063 (free_lang_data_in_cgraph): New.
3064 (free_lang_data): New.
3065 (gate_free_lang_data): New.
3066 (pass_ipa_free_lang_data): New.
3068 2009-09-03 Diego Novillo <dnovillo@google.com>
3070 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
3071 * langhooks.h (struct lang_hooks): Add field free_lang_data.
3072 (lang_hooks): Remove const qualifier.
3073 * ipa.c (cgraph_remove_unreachable_nodes): Call
3074 remove_unreachable_alias_pairs.
3075 * except.c (add_type_for_runtime): Check if TYPE has
3076 already been converted.
3077 (lookup_type_for_runtime): Likewise.
3078 (check_handled): Handle converted types.
3079 * varasm.c (remove_unreachable_alias_pairs): New.
3080 * gimple.c: Include demangle.h.
3081 (gimple_decl_printable_name): New.
3082 (gimple_fold_obj_type_ref): New.
3083 * gimple.h (gimple_decl_printable_name): Declare.
3084 (gimple_fold_obj_type_ref): Declare.
3085 * passes.c (init_optimization_passes): Add pass
3086 pass_ipa_free_lang_data.
3087 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
3088 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
3090 2009-09-03 Diego Novillo <dnovillo@google.com>
3092 * c-lang.c (lang_hooks): Remove const qualifier.
3094 2009-09-02 Loren James Rittle <ljrittle@acm.org>
3096 * doc/install.texi (*-*-freebsd*): Update target information.
3098 2009-09-02 Anatoly Sokolov <aesok@post.ru>
3100 * hard-reg-set.h (call_fixed_regs): Remove.
3101 * reginfo.c (call_fixed_regs): Remove.
3102 (init_reg_sets_1): Remove initialization of call_fixed_regs.
3103 (globalize_reg): Don't use call_fixed_regs.
3104 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
3107 2009-09-01 Michael Matz <matz@suse.de>
3109 * expr.h (emit_storent_insn, expand_expr_real_1,
3110 expand_expr_real_2): Declare.
3111 * expr.c (emit_storent_insn, expand_expr_real_1,
3112 expand_expr_real_2): Export.
3113 (store_expr): Setting and evaluating dont_return_target is useless.
3114 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
3115 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
3116 * except.c (expand_resx_expr): Rename to ...
3117 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
3118 * except.h (expand_resx_stmt): Declare.
3119 * stmt.c: Add include gimple.h
3120 (expand_asm_expr): Rename to ...
3121 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
3122 (expand_case): Rewrite to take gimple statement.
3123 * tree.h (expand_asm_stmt): Declare.
3124 (expand_case): Change prototype.
3125 * Makefile.in (stmt.o): Depend on gimple.h.
3126 * builtins.c (expand_builtin_synchronize): Build gimple asm
3127 statement, not an ASM_EXPR.
3128 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
3129 gimple_to_tree, release_stmt_tree): Remove.
3130 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
3131 ggc_free, but hold comparison code and operands separately.
3132 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
3133 (expand_call_stmt, expand_gimple_stmt_1,
3134 expand_gimple_stmt): New helpers.
3135 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
3136 release_stmt_tree. Call expand_gimple_stmt instead.
3137 (expand_gimple_basic_block): Ditto.
3139 * calls.c (emit_call_1): Don't look at EH regions here, make
3140 fntree parameter useless.
3141 (expand_call): New local rettype for TREE_TYPE(exp), use it
3142 throughout. Remove local p, use addr instead.
3143 Don't look at EH regions here.
3145 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
3147 * doc/invoke.texi (-fsched-pressure): Document it.
3148 (-fsched-reg-pressure-heuristic): Remove it.
3150 * reload.c (ira.h): Include.
3151 (find_reloads): Add choosing reload on number of small spilled
3154 * haifa-sched.c (ira.h): Include.
3155 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
3156 saved_reg_pressure, curr_reg_live, saved_reg_live,
3157 region_ref_regs): New variables.
3158 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
3159 initiate_reg_pressure_info, setup_ref_regs,
3160 initiate_bb_reg_pressure_info, save_reg_pressure,
3161 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
3163 (setup_insn_reg_pressure_info): New function.
3164 (rank_for_schedule): Add pressure checking and insn issue time.
3165 Remove comparison of insn reg weights.
3166 (ready_sort): Set insn reg pressure info.
3167 (update_register_pressure, setup_insn_max_reg_pressure,
3168 update_reg_and_insn_max_reg_pressure,
3169 sched_setup_bb_reg_pressure_info): New functions.
3170 (schedule_insn): Add code for printing and updating reg pressure info.
3171 (find_set_reg_weight, find_insn_reg_weight): Remove.
3172 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
3173 (debug_ready_list): Print reg pressure info.
3174 (schedule_block): Ditto. Check insn issue time.
3175 (sched_init): Set up sched_pressure_p. Allocate and set up some
3176 reg pressure related info.
3177 (sched_finish): Free some reg pressure related info.
3178 (fix_tick_ready): Make insn always ready if pressure_p.
3179 (init_h_i_d): Don't call find_insn_reg_weight.
3180 (haifa_finish_h_i_d): Free insn reg pressure info.
3182 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3183 ira_memory_move_cost, ira_class_hard_regs,
3184 ira_class_hard_regs_num, ira_no_alloc_regs,
3185 ira_available_class_regs, ira_reg_class_cover_size,
3186 ira_reg_class_cover, ira_class_translate): Move to ira.h.
3188 * ira-lives.c (single_reg_class): Check mode to find how many
3189 registers are necessary for operand.
3190 (ira_implicitly_set_insn_hard_regs): New.
3192 * common.opt (fsched-pressure): New options.
3193 (fsched-reg-pressure-heuristic): Remove.
3195 * ira.c (setup_eliminable_regset): Rename to
3196 ira_setup_eliminable_regset. Make it external.
3197 (expand_reg_info): Pass cover class to setup_reg_classes.
3198 (ira): Call resize_reg_info instead of allocate_reg_info.
3200 * sched-deps.c: Include ira.h.
3201 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
3202 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
3203 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
3204 mark_insn_hard_regno_birth, mark_insn_reg_birth,
3205 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
3206 mark_insn_reg_store, mark_insn_reg_clobber,
3207 setup_insn_reg_pressure_info): New.
3208 (sched_analyze_1): Update implicit_reg_pending_uses.
3209 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
3210 Use them to create dependencies. Set insn reg uses and pressure
3211 info. Process reg_pending_uses in one place.
3212 (free_deps): Free implicit sets.
3213 (remove_from_deps): Remove implicit sets if necessary. Check
3214 implicit sets when clearing reg_last_in_use.
3215 (init_deps_global): Clear implicit_reg_pending_clobbers and
3216 implicit_reg_pending_uses.
3218 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3219 ira_memory_move_cost, ira_class_hard_regs,
3220 ira_class_hard_regs_num, ira_no_alloc_regs,
3221 ira_available_class_regs, ira_reg_class_cover_size,
3222 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
3223 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
3224 ira_implicitly_set_insn_hard_regs): New prototypes.
3226 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
3227 cost_elements_num): New variables.
3228 (allocno_costs, total_costs): Rename to costs and
3229 total_allocno_costs.
3230 (COSTS_OF_ALLOCNO): Rename to COSTS.
3231 (allocno_pref): Rename to pref.
3232 (allocno_pref_buffer): Rename to pref_buffer.
3233 (common_classes): Rename to regno_cover_class.
3235 (record_reg_classes): Set allocno attributes only if allocno_p.
3236 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
3237 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
3238 and COSTS_OF_ALLOCNO.
3239 (print_costs): Rename to print_allocno_costs.
3240 (print_pseudo_costs): New.
3241 (process_bb_node_for_costs): Split into 2 functions with new
3242 function process_bb_for_costs. Pass BB to process_bb_for_costs.
3243 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
3244 new parameter dump_file. Use cost_elements_num instead of
3245 ira_allocnos_num. Make one iteration if preferred classes were
3246 already calculated for scheduler. Make 2 versions of code
3247 depending on allocno_p.
3248 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
3249 regno_cover_class and COSTS instead of common_classes and
3251 (init_costs, finish_costs): New.
3252 (ira_costs): Set up allocno_p and cost_elements_num. Call
3253 init_costs and finish_costs.
3254 (ira_set_pseudo_classes): New.
3256 * rtl.h (allocate_reg_info): Remove.
3257 (resize_reg_info): Change return type.
3258 (reg_cover_class): New.
3259 (setup_reg_classes): Add new parameter.
3261 * sched-int.h (struct deps_reg): New member implicit_sets.
3262 (sched_pressure_p, sched_regno_cover_class): New external definitions.
3263 (INCREASE_BITS): New macro.
3264 (struct reg_pressure_data, struct reg_use_data): New.
3265 (struct _haifa_insn_data): Remove reg_weight. Add members
3266 reg_pressure, reg_use_list, reg_set_list, and
3267 reg_pressure_excess_cost_change.
3268 (struct deps): New member implicit_sets.
3269 (pressure_p): New variable.
3270 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
3271 (struct reg_pressure_data, struct reg_use_data): New.
3272 (INSN_REG_WEIGHT): Remove.
3273 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
3274 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
3275 (sched_init_region_reg_pressure_info,
3276 sched_setup_bb_reg_pressure_info): New prototypes.
3278 * reginfo.c (struct reg_pref): New member coverclass.
3279 (reg_cover_class): New function.
3280 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
3281 (reg_info_size): New variable.
3282 (allocate_reg_info): Make static. Setup reg_info_size.
3283 (resize_reg_info): Use reg_info_size. Return flag of resizing.
3284 (setup_reg_classes): Add a new parameter. Setup cover class too.
3286 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
3289 * sched-rgn.c (deps_join): Set up implicit_sets.
3290 (schedule_region): Set up region and basic blocks pressure
3293 * passes.c (init_optimization_passes): Move
3294 pass_subregs_of_mode_init before pass_sched.
3296 2009-09-02 Martin Jambor <mjambor@suse.cz>
3298 * tree-sra.c (struct access): New field grp_hint.
3299 (dump_access): Dump grp_hint.
3300 (sort_and_splice_var_accesses): Set grp_hint if a group is read
3302 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
3303 those which have been specifically read and somehow written to.
3304 (propagate_subacesses_accross_link): Set grp_hint of right child and
3305 also possibly of the left child.
3307 2009-09-02 Jakub Jelinek <jakub@redhat.com>
3309 * tree-object-size.c (addr_object_size): Always use object_size_type
3310 0 or 2 when determining the pointer pointed object size.
3312 2009-09-02 Richard Guenther <rguenther@suse.de>
3315 2009-08-31 Richard Guenther <rguenther@suse.de>
3317 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3318 to query if the memory regions for memmove overlap.
3319 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3320 asserts on pointers, instead deal with odd trees.
3321 (ptr_derefs_may_alias_p): Likewise.
3322 (refs_may_alias_p_1): Constructor bases also never alias.
3324 2009-08-01 Christian Bruel <christian.bruel@st.com>
3327 2009-07-31 Christian Bruel <christian.bruel@st.com>
3328 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
3330 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
3332 * doc/invoke.texi (-fvar-tracking-assignments): New.
3333 (-fvar-tracking-assignments-toggle): New.
3334 (-fdump-final-insns=file): Mark filename as optional.
3335 (--param min-nondebug-insn-uid): New.
3336 (-gdwarf-@{version}): Mention version 4.
3337 * opts.c (common_handle_option): Accept it.
3338 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
3339 * regrename.c (regrename_optimize): Drop last. Don't count debug
3340 insns as uses. Don't reject change because of debug insn.
3341 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
3342 from the chain starter, and check for inexact matches in DEBUG_INSNS.
3343 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
3344 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
3345 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
3346 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
3347 * doc/gimple.texi (is_gimple_debug): New.
3348 (gimple_debug_bind_p): New.
3349 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
3350 * doc/install.texi (bootstrap-debug): More details.
3351 (bootstrap-debug-big, bootstrap-debug-lean): Document.
3352 (bootstrap-debug-lib): More details.
3353 (bootstrap-debug-ckovw): Update.
3354 (bootstrap-time): New.
3355 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
3356 (insert_phi_nodes_for): Insert debug stmts.
3357 (rewrite_stmt): Take iterator. Insert debug stmts.
3358 (rewrite_enter_block): Adjust.
3359 (maybe_replace_use_in_debug_stmt): New.
3360 (rewrite_update_stmt): Use it.
3361 (mark_use_interesting): Return early for debug stmts.
3362 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
3363 stmts before replacing stmt.
3364 (move_computations_stmt): Likewise.
3365 * ira-conflicts.c (add_copies): Skip debug insns.
3366 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
3367 (regstat_bb_compute_ri): Skip debug insns.
3368 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
3369 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
3370 check_loop_closed_ssa_stmt): Skip debug stmts.
3371 * tree-tailcall.c (find_tail_calls): Likewise.
3372 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3373 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
3374 (build_var_debug_value_stat): Declare.
3375 (build_var_debug_value): Define.
3376 (target_for_debug_bind): Declare.
3377 * reload.c (find_equiv_reg): Skip debug insns.
3378 * rtlanal.c (reg_used_between_p): Skip debug insns.
3379 (side_effects_p): Likewise.
3380 (canonicalize_condition): Likewise.
3381 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
3382 insns never depend on debug insns.
3383 (create_ddg_dep_no_link): Likewise.
3384 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
3385 Don't add inter-loop dependencies for debug insns.
3386 (build_intra_loop_deps): Likewise.
3387 (create_ddg): Count debug insns.
3388 * ddg.h (struct ddg::num_debug): New.
3389 (num_backargs): Pair up with previous int field.
3390 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
3391 -fcompare-debug-second.
3392 * final.c (get_attr_length_1): Skip debug insns.
3393 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
3394 * gcc.c (invoke_as): Call compare-debug-dump-opt.
3395 (driver_self_specs): Map -fdump-final-insns to
3396 -fdump-final-insns=..
3397 (get_local_tick): New.
3398 (compare_debug_dump_opt_spec_function): Test for . argument and
3399 compute output name. Compute temp output spec without flag name.
3400 Compute -frandom-seed.
3401 (OPT): Undef after use.
3402 * cfgloopanal.c (num_loop_insns): Skip debug insns.
3403 (average_num_loop_insns): Likewise.
3404 * params.h (MIN_NONDEBUG_INSN_UID): New.
3405 * gimple.def (GIMPLE_DEBUG): New.
3406 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
3407 * auto-inc-dec.c (merge_in_block): Skip debug insns.
3408 (merge_in_block): Fix whitespace.
3409 * toplev.c (flag_var_tracking): Update comment.
3410 (flag_var_tracking_assignments): New.
3411 (flag_var_tracking_assignments_toggle): New.
3412 (process_options): Don't open final insns dump file if we're not
3413 going to write to it. Compute defaults for var_tracking.
3414 * df-scan.c (df_insn_rescan_debug_internal): New.
3415 (df_uses_record): Handle debug insns.
3416 * haifa-sched.c (ready): Initialize n_debug.
3417 (contributes_to_priority): Skip debug insns.
3418 (dep_list_size): New.
3420 (rank_for_schedule): Likewise. Schedule debug insns as soon as
3421 they're ready. Disregard previous debug insns to make decisions.
3422 (queue_insn): Never queue debug insns.
3423 (ready_add, ready_remove_first, ready_remove): Count debug insns.
3424 (schedule_insn): Don't reject debug insns because of issue rate.
3425 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
3426 (queue_to_ready): Skip and discount debug insns.
3427 (choose_ready): Let debug insns through.
3428 (schedule_block): Check boundary debug insns. Discount debug
3429 insns, schedule them early. Adjust whitespace.
3430 (set_priorities): Check for boundary debug insns.
3431 (add_jump_dependencies): Use dep_list_size.
3432 (prev_non_location_insn): New.
3433 (check_cfg): Use it.
3434 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
3436 (remove_unused_ivs): Reset debug stmts.
3437 * modulo-sched.c (const_iteration_count): Skip debug insns.
3438 (res_MII): Discount debug insns.
3439 (loop_single_full_bb_p): Skip debug insns.
3440 (sms_schedule): Likewise.
3441 (sms_schedule_by_order): Likewise.
3442 (ps_has_conflicts): Likewise.
3443 * caller-save.c (refmarker_fn): New.
3444 (save_call_clobbered_regs): Replace regs with saved mem in
3446 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
3447 Call refmarker_fn mark for hardregnos.
3448 (mark_reg_as_referenced): New.
3449 (replace_reg_with_saved_mem): New.
3450 * ipa-pure-const.c (check_stmt): Skip debug stmts.
3451 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
3453 (cse_extended_basic_block): Skip debug insns.
3454 (count_reg_usage): Likewise.
3455 (is_dead_reg): New, split out of...
3456 (set_live_p): ... here.
3457 (insn_live_p): Use it for debug insns.
3458 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
3459 (execute_optimize_stdarg): Likewise.
3460 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3461 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
3462 changes in debug stmts as changes.
3463 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
3464 (moveup_expr): Don't move across debug insns. Don't move
3465 debug insn if it would create a bookkeeping block.
3466 (moveup_expr_cached): Don't use cache for debug insns that
3467 are heads of blocks.
3468 (compute_av_set_inside_bb): Skip debug insns.
3469 (sel_rank_for_schedule): Schedule debug insns first. Remove
3471 (block_valid_for_bookkeeping_p); Support lax searches.
3472 (create_block_for_bookkeeping): Adjust block numbers when
3473 encountering debug-only blocks.
3474 (find_place_for_bookkeeping): Deal with debug-only blocks.
3475 (generate_bookkeeping_insn): Accept no place to insert.
3476 (remove_temp_moveop_nops): New argument full_tidying.
3477 (prepare_place_to_insert): Deal with debug insns.
3478 (advance_state_on_fence): Debug insns don't start cycles.
3479 (update_boundaries): Take fence as argument. Deal with
3481 (schedule_expr_on_boundary): No full_tidying on debug insns.
3482 (fill_insns): Deal with debug insns.
3483 (track_scheduled_insns_and_blocks): Don't count debug insns.
3484 (need_nop_to_preserve_insn_bb): New, split out of...
3485 (remove_insn_from_stream): ... this.
3486 (fur_orig_expr_not_found): Skip debug insns.
3487 * rtl.def (VALUE): Move up.
3489 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
3490 (nearest_common_dominator_of_uses): Take debug_stmts argument.
3491 Set it if debug stmts are found.
3492 (statement_sink_location): Skip debug stmts. Propagate
3493 moving defs into debug stmts.
3494 * ifcvt.c (first_active_insn): Skip debug insns.
3495 (last_active_insns): Likewise.
3496 (cond_exec_process_insns): Likewise.
3497 (noce_process_if_block): Likewise.
3498 (check_cond_move_block): Likewise.
3499 (cond_move_convert_if_block): Likewise.
3500 (block_jumps_and_fallthru_p): Likewise.
3501 (dead_or_predicable): Likewise.
3502 * dwarf2out.c (debug_str_hash_forced): New.
3503 (find_AT_string): Add comment.
3504 (gen_label_for_indirect_string): New.
3505 (get_debug_string_label): New.
3506 (AT_string_form): Use it.
3507 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3508 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3509 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3510 several operations that cannot be represented with DWARF opcodes.
3511 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3512 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3513 (dwarf2out_var_location): Take during-call mark into account.
3514 (output_indirect_string): Update comment. Output if there are
3515 label and references.
3516 (prune_indirect_string): New.
3517 (prune_unused_types): Call it if debug_str_hash_forced.
3518 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3519 (dw_long_long_const): Remove.
3520 (struct dw_val_struct): Change val_long_long type to rtx.
3521 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3522 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3523 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3524 component instead of HOST_BITS_PER_LONG.
3525 (output_loc_operands): Likewise. For const8* assert
3526 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3527 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3528 rather than HOST_BITS_PER_LONG is >= 64.
3529 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3531 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3532 HOST_BITS_PER_LONG for dw_val_class_long_long.
3533 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3534 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3535 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3537 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3538 Handle DW_OP_implicit_value.
3539 (extract_int): Move prototype earlier.
3540 (mem_loc_descriptor): For SUBREG punt if inner
3541 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3542 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3543 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3544 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3545 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3546 instead of Pmode size.
3547 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3548 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3549 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3550 (concat_loc_descriptor, concatn_loc_descriptor,
3551 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3552 (add_location_or_const_value_attribute): Likewise. For single
3553 location loc_lists attempt to use add_const_value_attribute
3554 for constant decls. Add DW_AT_const_value even if
3555 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3557 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3558 (control_flow_insn_p): Likewise.
3559 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3560 (separate_decls_in_region_debug_bind): New.
3561 (separate_decls_in_region): Process debug bind stmts afterwards.
3562 * recog.c (verify_changes): Handle debug insns.
3563 (extract_insn): Likewise.
3564 (peephole2_optimize): Skip debug insns.
3565 * dse.c (scan_insn): Skip debug insns.
3566 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3568 (setup_id_for_insn): Handle debug insns.
3569 (maybe_tidy_empty_bb): Adjust whitespace.
3570 (tidy_control_flow): Skip debug insns.
3571 (sel_remove_insn): Adjust for debug insns.
3572 (sel_estimate_number_of_insns): Skip debug insns.
3573 (create_insn_rtx_from_pattern): Handle debug insns.
3574 (create_copy_of_insn_rtx): Likewise.
3575 * sel-sched-.h (sel_bb_end): Declare.
3576 (sel_bb_empty_or_nop_p): New.
3577 (get_all_loop_exits): Use it.
3578 (_eligible_successor_edge_p): Likewise.
3579 (return_nop_to_pool): Adjust.
3580 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3581 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3582 * gimple-pretty-print.c (dump_gimple_debug): New.
3583 (dump_gimple_stmt): Use it.
3584 (dump_bb_header): Skip gimple debug stmts.
3585 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3586 (fixup_match_2): Likewise.
3587 (regmove_backward_pass): Likewise. Simplify combined
3588 replacement. Handle debug insns.
3589 * function.c (instantiate_virtual_regs): Handle debug insns.
3590 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3591 * print-rtl.h: Include cselib.h.
3592 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3593 * df.h (df_inns_rescan_debug_internal): Declare.
3594 * gcse.c (alloc_hash_table): Estimate n_insns.
3595 (cprop_insn): Don't regard debug insns as changes.
3596 (bypass_conditional_jumps): Skip debug insns.
3597 (one_pre_gcse_pass): Adjust.
3598 (one_code_hoisting_pass): Likewise.
3599 (compute_ld_motion_mems): Skip debug insns.
3600 (one_cprop_pass): Adjust.
3601 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3602 (if_convertible_stmt_p): Handle debug stmts.
3603 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3604 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3605 * ira-build.c (create_bb_allocnos): Skip debug insns.
3606 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3607 (has_single_use): Likewise.
3608 (single_imm_use): Likewise.
3609 (num_imm_uses): Likewise.
3610 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3611 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3612 (create_outofssa_var_map): Likewise.
3613 * lower-subreg.c (adjust_decomposed_uses): New.
3614 (resolve_debug): New.
3615 (decompose_multiword_subregs): Use it.
3616 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3617 * emit-rtl.c: Include params.h.
3618 (cur_debug_insn_uid): Define.
3619 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3620 (copy_rtx_if_shared_1): Handle debug insns.
3621 (reset_used_flags): Likewise.
3622 (set_used_flags): LIkewise.
3623 (get_max_insn_count): New.
3624 (next_nondebug_insn): New.
3625 (prev_nondebug_insn): New.
3626 (make_debug_insn_raw): New.
3627 (emit_insn_before_noloc): Handle debug insns.
3628 (emit_jump_insn_before_noloc): Likewise.
3629 (emit_call_insn_before_noloc): Likewise.
3630 (emit_debug_insn_before_noloc): New.
3631 (emit_insn_after_noloc): Handle debug insns.
3632 (emit_jump_insn_after_noloc): Likewise.
3633 (emit_call_insn_after_noloc): Likewise.
3634 (emit_debug_insn_after_noloc): Likewise.
3635 (emit_insn_after): Take loc from earlier non-debug insn.
3636 (emit_jump_insn_after): Likewise.
3637 (emit_call_insn_after): Likewise.
3638 (emit_debug_insn_after_setloc): New.
3639 (emit_debug_insn_after): New.
3640 (emit_insn_before): Take loc from later non-debug insn.
3641 (emit_jump_insn_before): Likewise.
3642 (emit_call_insn_before): Likewise.
3643 (emit_debug_insn_before_setloc): New.
3644 (emit_debug_insn_before): New.
3645 (emit_insn): Handle debug insns.
3646 (emit_debug_insn): New.
3647 (emit_jump_insn): Handle debug insns.
3648 (emit_call_insn): Likewise.
3650 (init_emit): Take min-nondebug-insn-uid into account.
3651 Initialize cur_debug_insn_uid.
3652 (emit_copy_of_insn_after): Handle debug insns.
3653 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3654 location of single rhs in place.
3655 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3656 (floor_sdiv_adjust): New.
3657 (cell_sdiv_adjust): New.
3658 (cell_udiv_adjust): New.
3659 (round_sdiv_adjust): New.
3660 (round_udiv_adjust): New.
3661 (wrap_constant): Moved from cselib.
3662 (unwrap_constant): New.
3663 (expand_debug_expr): New.
3664 (expand_debug_locations): New.
3665 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3667 (gimple_expand_cfg): Expand debug locations.
3668 * cselib.c: Include tree-pass.h.
3669 (struct expand_value_data): New.
3670 (cselib_record_sets_hook): New.
3671 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3672 (cselib_clear_table): Move, and implemnet in terms of...
3673 (cselib_reset_table_with_next_value): ... this.
3674 (cselib_get_next_unknown_value): New.
3675 (discard_useless_locs): Don't discard preserved values.
3676 (cselib_preserve_value): New.
3677 (cselib_preserved_value_p): New.
3678 (cselib_preserve_definitely): New.
3679 (cselib_clear_preserve): New.
3680 (cselib_preserve_only_values): New.
3681 (new_cselib_val): Take rtx argument. Dump it in details.
3682 (cselib_lookup_mem): Adjust.
3683 (expand_loc): Take regs_active in struct. Adjust. Silence
3684 dumps unless details are requested.
3685 (cselib_expand_value_rtx_cb): New.
3686 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3687 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3688 without details. Copy more subregs. Try to resolve values
3689 using a callback. Wrap constants.
3690 (cselib_subst_to_values): Adjust.
3691 (cselib_log_lookup): New.
3692 (cselib_lookup): Call it.
3693 (cselib_invalidate_regno): Don't count preserved values as useless.
3694 (cselib_invalidate_mem): Likewise.
3695 (cselib_record_set): Likewise.
3696 (struct set): Renamed to cselib_set, moved to cselib.h.
3697 (cselib_record_sets): Adjust. Call hook.
3698 (cselib_process_insn): Reset table when it would be cleared.
3699 (dump_cselib_val): New.
3700 (dump_cselib_table): New.
3701 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3702 (remove_forwarder_block): Support moving debug stmts.
3703 * cselib.h (cselib_record_sets_hook): Declare.
3704 (cselib_expand_callback): New type.
3705 (cselib_expand_value_rtx_cb): Declare.
3706 (cselib_reset_table_with_next_value): Declare.
3707 (cselib_get_next_unknown_value): Declare.
3708 (cselib_preserve_value): Declare.
3709 (cselib_preserved_value_p): Declare.
3710 (cselib_preserve_only_values): Declare.
3711 (dump_cselib_table): Declare.
3712 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3713 (try_crossjump_to_edge): Likewise.
3714 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3715 dominated blocks when debug stmts are present.
3716 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3717 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3718 (set_var_live_on_entry): Likewise.
3719 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3720 * cfglayout.c (curr_location, last_location): Make static.
3721 (set_curr_insn_source_location): Don't avoid bouncing.
3722 (get_curr_insn_source_location): New.
3723 (get_curr_insn_block): New.
3724 (duplicate_insn_chain): Handle debug insns.
3725 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3727 * common.opt (fcompare-debug): Move to sort order.
3728 (fdump-unnumbered-links): Likewise.
3729 (fvar-tracking-assignments): New.
3730 (fvar-tracking-assignments-toggle): New.
3731 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3732 because of debug stmts.
3733 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3734 (eliminate_unnecessary_stmts): Walk dominated blocks before
3736 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3737 * ira.c (memref_used_between_p): Skip debug insns.
3738 (update_equiv_regs): Likewise.
3739 * sched-deps.c (sd_lists_size): Accept empty list.
3740 (sd_init_insn): Mark debug insns.
3741 (sd_finish_insn): Unmark them.
3742 (sd_add_dep): Reject non-debug deps on debug insns.
3743 (fixup_sched_groups): Give debug insns group treatment.
3745 (sched_analyze_reg): Don't mark debug insns for sched before call.
3746 (sched_analyze_2): Handle debug insns.
3747 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3749 (deps_analyze_insn): Handle debug insns.
3750 (deps_start_bb): Skip debug insns.
3751 (init_deps): Initialize last_debug_insn.
3752 * tree-ssa.c (target_for_debug_bind): New.
3753 (find_released_ssa_name): New.
3754 (propagate_var_def_into_debug_stmts): New.
3755 (propagate_defs_into_debug_stmts): New.
3756 (verify_ssa): Skip debug bind stmts without values.
3757 (warn_uninialized_vars): Skip debug stmts.
3758 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3759 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3760 (rtx_equal_p): Likewise.
3761 * ira-costs.c (scan_one_insn): Skip debug insns.
3762 (process_bb_node_for_hard_reg_moves): Likewise.
3763 * rtl.h (DEBUG_INSN_P): New.
3764 (NONDEBUG_INSN_P): New.
3765 (MAY_HAVE_DEBUG_INSNS): New.
3766 (INSN_P): Accept debug insns.
3767 (RTX_FRAME_RELATED_P): Likewise.
3768 (INSN_DELETED_P): Likewise
3769 (PAT_VAR_LOCATION_DECL): New.
3770 (PAT_VAR_LOCATION_LOC): New.
3771 (PAT_VAR_OCATION_STATUS): New.
3772 (NOTE_VAR_LOCATION_DECL): Reimplement.
3773 (NOTE_VAR_LOCATION_LOC): Likewise.
3774 (NOTE_VAR_LOCATION_STATUS): Likewise.
3775 (INSN_VAR_LOCATION): New.
3776 (INSN_VAR_LOCATION_DECL): New.
3777 (INSN_VAR_LOCATION_LOC): New.
3778 (INSN_VAR_LOCATION_STATUS): New.
3779 (gen_rtx_UNKNOWN_VAR_LOC): New.
3780 (VAR_LOC_UNKNOWN_P): New.
3781 (NOTE_DURING_CALL_P): New.
3782 (SCHED_GROUP_P): Accept debug insns.
3783 (emit_debug_insn_before): Declare.
3784 (emit_debug_insn_before_noloc): Declare.
3785 (emit_debug_insn_beore_setloc): Declare.
3786 (emit_debug_insn_after): Declare.
3787 (emit_debug_insn_after_noloc): Declare.
3788 (emit_debug_insn_after_setloc): Declare.
3789 (emit_debug_insn): Declare.
3790 (make_debug_insn_raw): Declare.
3791 (prev_nondebug_insn): Declare.
3792 (next_nondebug_insn): Declare.
3793 (delegitimize_mem_from_attrs): Declare.
3794 (get_max_insn_count): Declare.
3795 (wrap_constant): Declare.
3796 (unwrap_constant): Declare.
3797 (get_curr_insn_source_location): Declare.
3798 (get_curr_insn_block): Declare.
3799 * tree-inline.c (insert_debug_decl_map): New.
3800 (processing_debug_stmt): New.
3801 (remap_decl): Don't create new mappings in debug stmts.
3802 (remap_gimple_op_r): Don't add references in debug stmts.
3803 (copy_tree_body_r): Likewise.
3804 (remap_gimple_stmt): Handle debug bind stmts.
3805 (copy_bb): Skip debug stmts.
3806 (copy_edges_for_bb): Likewise.
3807 (copy_debug_stmt): New.
3808 (copy_debug_stmts): New.
3809 (copy_body): Copy debug stmts at the end.
3810 (insert_init_debug_bind): New.
3811 (insert_init_stmt): Take id. Skip and emit debug stmts.
3812 (setup_one_parameter): Remap variable earlier, register debug mapping.
3813 (estimate_num_insns): Skip debug stmts.
3814 (expand_call_inline): Preserve debug_map.
3815 (optimize_inline_calls): Check for no debug_stmts left-overs.
3816 (unsave_expr_now): Preserve debug_map.
3817 (copy_gimple_seq_and_replace_locals): Likewise.
3818 (tree_function_versioning): Check for no debug_stmts left-overs.
3819 Init and destroy debug_map as needed. Split edges unconditionally.
3820 (build_duplicate_type): Init and destroy debug_map as needed.
3821 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3822 (struct copy_body_data): Add debug_stmts and debug_map.
3823 * sched-int.h (struct ready_list): Add n_debug.
3824 (struct deps): Add last_debug_insn.
3825 (DEBUG_INSN_SCHED_P): New.
3826 (BOUNDARY_DEBUG_INSN_P): New.
3827 (SCHEDULE_DEBUG_INSN_P): New.
3828 (sd_iterator_cond): Accept empty list.
3829 * combine.c (create_log_links): Skip debug insns.
3830 (combine_instructions): Likewise.
3831 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3832 return value is always unshared.
3833 (struct rtx_subst_pair): New.
3834 (auto_adjust_pair): New.
3835 (propagate_for_debug_subst): New.
3836 (propagate_for_debug): New.
3837 (try_combine): Skip debug insns. Propagate removed defs into
3839 (next_nonnote_nondebug_insn): New.
3840 (distribute_notes): Use it. Skip debug insns.
3841 (distribute_links): Skip debug insns.
3842 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3843 * resource.c (mark_target_live_regs): Likewise.
3844 * var-tracking.c: Include cselib.h and target.h.
3845 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3847 (micro_operation_type_name): New.
3848 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3849 (struct micro_operation_def): Update comments.
3850 (decl_or_value): New type. Use instead of decls.
3851 (struct emit_note_data_def): Add vars.
3852 (struct attrs_def): Use decl_or_value.
3853 (struct variable_tracking_info_def): Add permp, flooded.
3854 (struct location_chain_def): Update comment.
3855 (struct variable_part_def): Use decl_or_value.
3856 (struct variable_def): Make var_part a variable length array.
3858 (scratch_regs): New.
3859 (cselib_hook_called): New.
3860 (dv_is_decl_p): New.
3861 (dv_is_value_p): New.
3864 (dv_as_opaque): New.
3865 (dv_onepart_p): New.
3867 (IS_DECL_CODE): New.
3868 (check_value_is_not_decl): New.
3869 (dv_from_decl): New.
3870 (dv_from_value): New.
3871 (dv_htab_hash): New.
3872 (variable_htab_hash): Use it.
3873 (variable_htab_eq): Support values.
3874 (variable_htab_free): Free from the right pool.
3875 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3876 (attrs_list_union): Adjust.
3877 (attrs_list_mpdv_union): New.
3878 (tie_break_pointers): New.
3879 (canon_value_cmp): New.
3880 (unshare_variable): Return possibly-modified slot.
3881 (vars_copy_1): Adjust.
3882 (var_reg_decl_set): Adjust. Split out of...
3883 (var_reg_set): ... this.
3884 (get_init_value): Adjust.
3885 (var_reg_delete_and_set): Adjust.
3886 (var_reg_delete): Adjust.
3887 (var_regno_delete): Adjust.
3888 (var_mem_decl_set): Split out of...
3889 (var_mem_set): ... this.
3890 (var_mem_delete_and_set): Adjust.
3891 (var_mem_delete): Adjust.
3895 (variable_union): Adjust. Speed up merge of 1-part vars.
3896 (variable_canonicalize): Use unshared slot.
3897 (VALUED_RECURSED_INTO): New.
3898 (find_loc_in_1pdv): New.
3899 (struct dfset_merge): New.
3900 (insert_into_intersection): New.
3901 (intersect_loc_chains): New.
3903 (canonicalize_loc_order_check): New.
3904 (canonicalize_values_mark): New.
3905 (canonicalize_values_star): New.
3906 (variable_merge_over_cur): New.
3907 (variable_merge_over_src): New.
3908 (dataflow_set_merge): New.
3909 (dataflow_set_equiv_regs): New.
3910 (remove_duplicate_values): New.
3911 (struct dfset_post_merge): New.
3912 (variable_post_merge_new_vals): New.
3913 (variable_post_merge_perm_vals): New.
3914 (dataflow_post_merge_adjust): New.
3915 (find_mem_expr_in_1pdv): New.
3916 (dataflow_set_preserve_mem_locs): New.
3917 (dataflow_set_remove_mem_locs): New.
3918 (dataflow_set_clear_at_call): New.
3919 (onepart_variable_different_p): New.
3920 (variable_different_p): Use it.
3921 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3922 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3924 (track_loc_p): Pass it true.
3925 (struct count_use_info): New.
3926 (find_use_val): New.
3927 (replace_expr_with_values): New.
3929 (use_type): New, partially split out of...
3930 (count_uses): ... this. Count new micro-ops.
3931 (count_uses_1): Adjust.
3932 (count_stores): Adjust.
3933 (count_with_sets): New.
3934 (VAL_NEEDS_RESOLUTION): New.
3935 (VAL_HOLDS_TRACK_EXPR): New.
3936 (VAL_EXPR_IS_COPIED): New.
3937 (VAL_EXPR_IS_CLOBBERED): New.
3938 (add_uses): Adjust. Generate new micro-ops.
3939 (add_uses_1): Adjust.
3940 (add_stores): Generate new micro-ops.
3941 (add_with_sets): New.
3942 (find_src_status): Adjust.
3943 (find_src_set_src): Adjust.
3944 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3945 Handle new micro-ops. Canonicalize value equivalances.
3946 (vt_find_locations): Compute total size of hash tables for
3947 dumping. Perform merge for var-tracking-assignments. Don't
3948 disregard single-block loops.
3949 (dump_attrs_list): Handle decl_or_value.
3950 (dump_variable): Take variable. Deal with decl_or_value.
3951 (dump_variable_slot): New.
3952 (dump_vars): Use it.
3953 (dump_dataflow_sets): Adjust.
3954 (set_slot_part): New, extended to support one-part variables
3955 after splitting out of...
3956 (set_variable_part): ... this.
3957 (clobber_slot_part): New, split out of...
3958 (clobber_variable_part): ... this.
3959 (delete_slot_part): New, split out of...
3960 (delete_variable_part): .... this.
3961 (check_wrap_constant): New.
3962 (vt_expand_loc_callback): New.
3963 (vt_expand_loc): New.
3964 (emit_note_insn_var_location): Adjust. Handle values. Handle
3965 EMIT_NOTE_AFTER_CALL_INSN.
3966 (emit_notes_for_differences_1): Adjust. Handle values.
3967 (emit_notes_for_differences_2): Likewise.
3968 (emit_notes_for_differences): Adjust.
3969 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3970 Adjust. Handle new micro-ops.
3971 (vt_add_function_parameters): Adjust. Create and bind values.
3972 (vt_initialize): Adjust. Initialize scratch_regs and
3973 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3974 operations. Move some code to count_with_sets and add_with_sets.
3975 (delete_debug_insns): New.
3976 (vt_debug_insns_local): New.
3977 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3979 (var_tracking_main): If var-tracking-assignments is enabled
3980 but var-tracking isn't, delete debug insns and leave. Likewise
3981 if we exceed limits or fail the stack adjustments tests, and
3982 after all var-tracking processing.
3983 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3984 (dataflow_set): Add traversed_vars.
3985 (value_chain, const_value_chain): New typedefs.
3986 (value_chain_pool, value_chains): New variables.
3987 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3988 add_value_chains, add_cselib_value_chains, remove_value_chain,
3989 remove_value_chains, remove_cselib_value_chains): New functions.
3990 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3991 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3993 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3994 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3995 (dst_can_be_shared): New variable.
3996 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3997 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3998 different from set->vars, look up slot again instead of using the
4000 (dataflow_set_init): Initialize traversed_vars.
4001 (variable_union): Use shared_hash_*. Use initially NO_INSERT
4002 lookup if set->vars is shared. Don't keep slot cleared before
4003 calling unshare_variable. Unshare set->vars if needed. Adjust
4004 unshare_variable callers. Clear dst_can_be_shared if needed.
4005 Even ->refcount == 1 vars must be unshared if set->vars is shared
4006 and var needs to be modified.
4007 (dataflow_set_union): Set traversed_vars during canonicalization.
4008 (VALUE_CHANGED, DECL_CHANGED): Define.
4009 (set_dv_changed, dv_changed_p): New static inlines.
4010 (track_expr_p): Clear DECL_CHANGED.
4011 (dump_dataflow_sets): Set it.
4012 (variable_was_changed): Call set_dv_changed.
4013 (emit_note_insn_var_location): Likewise.
4014 (changed_variables_stack): New variable.
4015 (check_changed_vars_1, check_changed_vars_2): New functions.
4016 (emit_notes_for_changes): Do nothing if changed_variables is
4017 empty. Traverse changed_variables with check_changed_vars_1,
4018 call check_changed_vars_2 on each changed_variables_stack entry.
4019 (emit_notes_in_bb): Add SET argument. Just clear it at the
4020 beginning, use it instead of local &set, don't destroy it at the end.
4021 (vt_emit_notes): Call dataflow_set_clear early on all
4022 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
4023 computed set, dataflow_set_clear also VTI(bb)->in when we are
4024 done with the basic block. Initialize changed_variables_stack,
4025 free it afterwards. If ENABLE_CHECKING verify that after noting
4026 differences to an empty set value_chains hash table is empty.
4027 (vt_initialize): Initialize value_chains and value_chain_pool.
4028 (vt_finalize): Delete value_chains htab, free value_chain_pool.
4029 (variable_tracking_main): Call dump_dataflow_sets before calling
4030 vt_emit_notes, not after it.
4031 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
4032 (propagate_var_def_into_debug_stmts): Declare.
4033 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
4034 (df_set_note): Reject debug insns.
4035 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
4036 add notes to debug insns.
4037 (df_note_bb_compute): Adjust. Likewise.
4038 (df_simulate_uses): Skip debug insns.
4039 (df_simulate_initialize_backwards): Likewise.
4040 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
4041 (subst_stack_regs_pat): Reject debug insns.
4042 (convert_regs_1): Handle debug insns.
4043 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
4044 (print-rtl.o): Depend on cselib.h.
4045 (cselib.o): Depend on TREE_PASS_H.
4046 (var-tracking.o): Depend on cselib.h and TARGET_H.
4047 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
4048 (init_ready_list): Skip boundary debug insns.
4049 (add_branch_dependences): Skip debug insns.
4050 (free_block_dependencies): Check for blocks with only debug insns.
4051 (compute_priorities): Likewise.
4052 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
4053 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
4055 (gimple_build_debug_bind_stat): New.
4056 (empty_body_p): Skip debug stmts.
4057 (gimple_has_side_effects): Likewise.
4058 (gimple_rhs_has_side_effects): Likewise.
4059 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
4060 (gimple_build_debug_bind_stat): Declare.
4061 (gimple_build_debug_bind): Define.
4062 (is_gimple_debug): New.
4063 (gimple_debug_bind_p): New.
4064 (gimple_debug_bind_get_var): New.
4065 (gimple_debug_bind_get_value): New.
4066 (gimple_debug_bind_get_value_ptr): New.
4067 (gimple_debug_bind_set_var): New.
4068 (gimple_debug_bind_set_value): New.
4069 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
4070 (gimple_debug_bind_reset_value): New.
4071 (gimple_debug_bind_has_value_p): New.
4072 (gsi_next_nondebug): New.
4073 (gsi_prev_nondebug): New.
4074 (gsi_start_nondebug_bb): New.
4075 (gsi_last_nondebug_bb): New.
4076 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
4077 (print_insn): Handle DEBUG_INSN.
4078 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
4079 of first insn prevail.
4080 (first_stmt): Skip debug stmts.
4081 (first_non_label_stmt): Likewise.
4082 (last_stmt): Likewise.
4083 (has_zero_uses_1): New.
4084 (single_imm_use_1): New.
4085 (verify_gimple_debug): New.
4086 (verify_types_in_gimple_stmt): Handle debug stmts.
4087 (verify_stmt): Likewise.
4088 (debug_loop_num): Skip debug stmts.
4089 (remove_edge_and_dominated_blocks): Remove dominators last.
4090 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
4091 (linearize_expr): Likewise.
4092 * config/i386/i386.c (ix86_delegitimize_address): Call
4093 default implementation.
4094 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
4095 (group_barrier_needed): Skip debug insns.
4096 (emit_insn_group_barriers): Likewise.
4097 (emit_all_insn_group_barriers): Likewise.
4098 (ia64_variable_issue): Handle debug insns.
4099 (ia64_dfa_new_cycle): Likewise.
4100 (final_emit_insn_group_barriers): Skip debug insns.
4101 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
4102 def cfa without frame.
4103 (process_set): Likewise.
4104 (process_for_unwind_directive): Pass frame on.
4105 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4106 (rs6000_delegitimize_address): New.
4107 (rs6000_debug_adjust_cost): Handle debug insns.
4108 (is_microcoded_insn): Likewise.
4109 (is_cracked_insn): Likewise.
4110 (is_nonpipeline_insn): Likewise.
4111 (insn_must_be_first_in_group): Likewise.
4112 (insn_must_be_last_in_group): Likewise.
4113 (force_new_group): Likewise.
4114 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
4115 contains only debug insns.
4116 (rtl_merge_blocks): Skip debug insns.
4117 (purge_dead_edges): Likewise.
4118 (rtl_block_ends_with_call_p): Skip debug insns.
4119 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
4120 (mark_reg_dependencies): Skip debug insns.
4121 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
4122 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
4123 * tree-ssa-threadedge.c
4124 (record_temporary_equivalences_from_stmts): Skip debug stmts.
4125 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
4126 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
4127 (copyprop_hardreg_forward_1): Handle debug insns.
4128 * reload1.c (reload): Skip debug insns. Replace unassigned
4129 pseudos in debug insns with their equivalences.
4130 (eliminate_regs_in_insn): Skip debug insns.
4131 (emit_input_reload_insns): Skip debug insns at first, adjust
4133 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
4134 (get_indirect_ref_operands): Pass opf_no_vops on.
4135 (get_expr_operands): Likewise. Skip debug stmts.
4136 (parse_ssa_operands): Scan debug insns with opf_no_vops.
4138 2009-09-01 Richard Henderson <rth@redhat.com>
4140 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
4141 stmt_ends_pp_p statements at least once.
4142 * tree-vrp.c (vrp_initialize): Likewise.
4143 (vrp_visit_stmt): Be prepared for non-interesting stmts.
4145 2009-09-01 Dodji Seketeli <dodji@redhat.com>
4148 Fix AIX bootstrap after PR debug/30161
4149 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
4150 that is a GNU extension.
4151 (tmpl_value_parm_die_table): Move the definition of this global
4152 outside #ifdef DWARF2_DEBUGGING_INFO region.
4154 2009-09-01 Richard Guenther <rguenther@suse.de>
4156 * tree.c (tree_expr_size): New function.
4157 * tree.h (tree_expr_size): Declare.
4158 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
4159 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
4160 * langhooks.c (lhd_expr_size): Remove.
4161 * langhooks.h (struct lang_hooks): Remove expr_size.
4162 * explow.c (expr_size): Use tree_expr_size.
4163 (int_expr_size): Likewise.
4164 * langhooks-def.h (lhd_expr_size): Remove.
4165 (LANG_HOOKS_EXPR_SIZE): Likewise.
4166 (LANG_HOOKS_INITIALIZER): Adjust.
4168 2009-09-01 Richard Guenther <rguenther@suse.de>
4170 * tree-flow.h (mark_addressable): Move declaration ...
4171 * tree.h (mark_addressable): ... here.
4172 * stmt.c (expand_asm_operands): Use mark_addressable, not
4173 lang_hooks.mark_addressable.
4174 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4175 LANG_HOOKS_MARK_ADDRESSABLE.
4176 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
4177 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
4179 2009-08-31 Chris Demetriou <cgd@google.com>
4181 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
4182 vectorize if not TARGET_SSE2.
4184 2009-08-31 DJ Delorie <dj@redhat.com>
4186 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
4187 registers if no coprocessor is enabled.
4189 2009-08-31 Dodji Seketeli <dodji@redhat.com>
4192 * cgraph.h (cgraph_get_node): Declare ...
4193 * cgraph.c (cgraph_get_node): ... new function.
4194 * dwarf2out.c (gen_generic_params_dies,
4195 generic_parameter_die, tree_add_const_value_attribute_for_decl,
4196 make_ith_pack_parameter_name,
4197 append_entry_to_tmpl_value_parm_die_table,
4198 gen_remaining_tmpl_value_param_die_attribute): New functions.
4199 (gen_subprogram_die): Generate debug info for template parameters
4200 if debug info level is higher than DINFO_LEVEL_TERSE.
4201 Use tree_add_const_value_attribute_for_decl instead of
4202 tree_add_const_value_attribute.
4203 (gen_const_die): Use tree_add_const_value_attribute_for_decl
4204 instead of tree_add_const_value_attribute.
4205 (gen_struct_or_union_type_die): Generate debug
4206 info for template parameters if debug info level is higher than
4208 (tree_add_const_value_attribute): Handle integral and pointer
4209 constants. Update comment.
4210 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
4211 (dwarf_attr_name): Support DW_AT_GNU_template_name.
4212 (reference_to_unused): Fix thinko. Remove redundant predicates from
4214 (tree_add_const_value_attribute): Make this work for constant
4216 tree_add_const_value_attribute_for_decl is to be used for variable
4218 (add_location_or_const_value_attribute): Use
4219 tree_add_const_value_attribute_for_decl now.
4220 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
4221 DW_TAG_template_value_param DIEs after function DIEs have been
4223 * langhooks.h (lang_hooks_for_types): Add
4224 get_argument_pack_elems.
4225 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
4226 (lang_hooks): Added get_innermost_generic_parms,
4227 get_innermost_generic_args.
4228 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
4229 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
4230 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
4231 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
4233 2009-08-31 DJ Delorie <dj@redhat.com>
4235 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
4236 it once we start generating the prologue or epilogue.
4237 (mep_call_saves_register): If the frame is locked, re-use
4239 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
4240 (mep_expand_prologue): Call it.
4241 (mep_expand_epilogue): Likewise.
4242 (mep_start_function): Use the same logic as mep_expand_prologue.
4243 (mep_pass_by_reference): Make logic more readable.
4244 (mep_return_in_memory): Zero-sized objects are passed in memory.
4245 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
4247 2009-08-31 Richard Guenther <rguenther@suse.de>
4249 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4250 to query if the memory regions for memmove overlap.
4251 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4252 asserts on pointers, instead deal with odd trees.
4253 (ptr_derefs_may_alias_p): Likewise.
4254 (refs_may_alias_p_1): Constructor bases also never alias.
4256 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
4258 * doc/install.texi (Final install): Adjust reference on where to
4259 order printed manuals.
4261 2009-08-30 Olivier Hainque <hainque@adacore.com>
4263 * dwarf2out.c (switch_to_frame_table_section): Move
4264 definition prior to first use.
4266 2009-08-30 Richard Guenther <rguenther@suse.de>
4268 PR tree-optimization/41186
4269 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
4270 (ao_ref_init_from_ptr_and_size): New function.
4271 (ref_maybe_used_by_call_p_1): Be more precise tracking
4272 used ranges for builtin functions.
4273 (ref_maybe_used_by_call_p): Adjust.
4274 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
4275 ranges for builtin functions.
4276 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
4278 2009-08-30 Alan Modra <amodra@bigpond.net.au>
4281 * fwprop.c (get_reg_use_in): Delete.
4282 (free_load_extend): New function.
4283 (forward_propagate_subreg): Use it.
4285 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
4287 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
4289 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
4292 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
4295 2009-08-29 Douglas B Rupp <rupp@gnat.com>
4297 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
4298 fini or fini_array section.
4300 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4302 * graphite-dependences.c (graphite_legal_transform_bb): Call
4303 pbb_remove_duplicate_pdrs.
4304 * graphite-poly.c (can_collapse_pdr): Removed.
4305 (pdr_find_duplicate): Removed.
4306 (can_collapse_pdrs): New.
4307 (pbb_remove_duplicate_pdrs): New.
4308 (new_poly_dr): Do not look for duplicates.
4309 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
4310 (PBB_PDR_DUPLICATES_REMOVED): New.
4311 (pbb_remove_duplicate_pdrs): Declared.
4313 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4315 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
4316 the strides by multiplying by PDR_NB_REFS.
4317 * graphite-poly.c (can_collapse_pdr): New.
4318 (pdr_find_duplicate): New.
4319 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
4320 Initialize PDR_NB_REFS.
4321 * graphite-poly.h (struct poly_dr): Add field nb_refs.
4323 (new_poly_dr): Number of subscripts is a graphite_dim_t.
4325 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4328 * graphite-poly.c (apply_poly_transforms): Remove legality test before
4331 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4333 * graphite-dependences.c (pddr_original_scattering): Return NULL
4334 for read-read dependence relations.
4335 * graphite-poly.h (enum poly_dr_type): Fix comment.
4338 (pdr_may_write_p): New.
4340 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4342 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
4343 (struct poly_dr): Same.
4344 (new_poly_dr): Same.
4345 * graphite-poly.c (new_poly_dr): Same.
4346 * graphite-dependences.c (dot_deps): Disable call to system.
4348 2009-08-28 Cary Coutant <ccoutant@google.com>
4351 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
4352 struct/union/enum types local to a function.
4354 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4355 Sebastian Pop <sebastian.pop@amd.com>
4357 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
4358 pbb_strip_mine_time_depth. Changed the implementation so that
4359 transformation is expressed as a transformation on
4360 time (scatttering) dimensions. Also, ensures that the 2d+1
4361 scheduling format is preserved.
4362 (pbb_strip_mine_profitable_p): Profitability is based on the
4363 iteration number of a given time (scattering) dimension,
4364 and not on a original loop depth dimension.
4365 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
4366 (pbb_do_strip_mine): Call psct_dynamic_dim.
4367 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
4368 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
4369 (pbb_nb_dynamic_scattering_transform): New.
4370 (psct_dynamic_dim): New.
4372 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4374 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4375 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4376 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
4377 * graphite-interchange.c (build_linearized_memory_access): Same.
4378 (memory_stride_in_loop): Same.
4380 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4382 * graphite-dependences.c (pddr_original_scattering): New.
4383 (graphite_legal_transform_dr): Call pddr_original_scattering.
4386 * graphite-dependences.h (dot_deps): Declared.
4387 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
4388 (print_pdr): Print PDR_ID.
4389 * graphite-poly.h (struct poly_dr): Add field id.
4392 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
4394 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4396 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
4397 not delete the original dependence relation.
4399 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4401 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
4402 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
4403 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
4404 (free_poly_ddr): New.
4405 (pddr_is_empty): New.
4406 (dependence_polyhedron_1): Now returns a poly_ddr_p.
4407 (dependence_polyhedron): Same. Remove useless gcc_assert.
4409 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
4410 (graphite_carried_dependence_level_k): Call pddr_is_empty.
4411 * graphite-dependences.h (enum poly_dependence_kind): New.
4412 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
4413 (PDRP_SOURCE): Renamed PDDR_SOURCE.
4414 (PDRP_SINK): Renamed PDDR_SINK.
4415 (PDRP_DDP): Renamed PDDR_DDP.
4417 (free_poly_ddr): Declared.
4418 * graphite-poly.c (new_scop): Use the new hash function names.
4419 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
4420 into original_pddrs.
4421 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
4423 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4425 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
4426 bounds with LT_EXPR to make niter analysis more precise on code
4427 generated by Graphite.
4429 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4431 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
4432 (graphite_legal_transform_bb): Same.
4433 (poly_drs_may_alias_p): Same.
4435 2009-08-28 Richard Guenther <rguenther@suse.de>
4437 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
4439 2009-08-28 Jan Beulich <jbeulich@novell.com>
4441 * config/i386/netware.c: Include langhooks.h.
4442 (i386_nlm_encode_section_info): Simplify.
4443 (netware_override_options): Delete.
4444 * config/i386/netware.h (netware_override_options): Delete
4446 (OVERRIDE_OPTIONS): Delete definition.
4447 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4448 (ASM_COMMENT_START): Define.
4449 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
4451 2009-08-28 Jan Beulich <jbeulich@novell.com>
4453 * configure.ac: For in-tree ld, do a plain version check to
4454 determine whether comdat groups are supported.
4455 * configure: Regenerate.
4457 2009-08-28 Olivier Hainque <hainque@adacore.com>
4459 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
4460 always defined. Reflect definition or absence of such for
4461 COLLECT_EXPORT_LIST. Readability helper.
4462 (scanfilter): New enum, to help control what symbols
4463 are to be considered or ignored by scan_prog_file.
4464 (enum pass): Rename as "scanpass", moved together with scanfilter
4465 prior to scan_prog_file's prototype.
4466 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
4467 Group prototype with the scanpass/scanfilter definitions, factorize
4468 head comments for the several implementations at the prototype.
4469 (main): Reorganize the first pass link control to let AIX
4470 drag only the needed frame tables in executables. Prevent
4471 frame tables collection during the scan aimed at static ctors.
4472 Pre-link and scan for frame tables later to compensate.
4473 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
4474 A C statement to issue assembly directives that create a reference
4475 to the given DWARF table identifier label from the current function
4477 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
4478 to differentiate first time section entry. Only emit a .data
4479 tables start identifier label the first time around.
4480 (switch_to_frame_table_section): New function. Helper for
4481 output_call_frame_info to switch possibly BACK into the eh_frame
4482 or the debug_frame section depending on FOR_EH.
4483 (output_call_frame_info): Use helper to first enter the proper
4485 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
4486 emit a link to the frame table start label from each function
4488 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4489 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
4490 * config/rs6000/rs6000-protos.h: Declare it.
4491 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
4493 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4495 * config/sh/sh.c (split_branches): Check the result of
4498 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4500 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4501 using -pthread -fopenmp
4503 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4505 * doc/service.texi (service directory): Update URL.
4507 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4509 PR rtl-optimization/40861
4510 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4511 extract word from a multi-word subreg for negative byte positions.
4513 2009-08-27 Tristan Gingold <gingold@adacore.com>
4514 Douglas B Rupp <rupp@gnat.com>
4516 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4517 (SECTION_VMS_OVERLAY): Define.
4518 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4520 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4522 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4523 common_object declarations.
4524 (ia64_section_type_flags): Set section flag for common_object.
4525 * config/ia64/ia64-protos.h
4526 (ia64_vms_output_aligned_decl_common): Declare.
4527 (ia64_vms_elf_asm_named_section): Declare.
4529 2009-08-27 Michael Matz <matz@suse.de>
4531 * expr.c (expand_expr_real_2): New function taking exploded
4532 unary or binary expression, split out from ...
4533 (expand_expr_real_1): ... here. Move over all unary/binary
4534 switch parts to above function, in particular these codes:
4535 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4536 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4537 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4538 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4539 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4540 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4541 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4542 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4543 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4544 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4545 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4546 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4547 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4548 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4549 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4550 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4551 VEC_PACK_FIX_TRUNC_EXPR.
4552 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4555 2009-08-27 Richard Guenther <rguenther@suse.de>
4557 * gengtype.c (main): Handle uint64_t.
4558 * ipa-utils.c (get_base_var): Indent properly.
4559 * tree-ssa-live.c (debug_scope_block): New function.
4560 * tree-flow.h (debug_scope_block): Declare.
4561 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4562 * basic-block.h (enum profile_status): Rename to
4563 enum profile_status_d.
4564 (x_profile_status): Adjust type.
4566 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4569 * dwarf2out.c (get_context_die): Declare this static function.
4570 (gen_type_die_with_usage): Make sure a DIE is a generated for
4571 the context of a typedef.
4573 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4575 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4578 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4580 * config/mips/mips-protos.h (mips_output_sync): Declare.
4581 (mips_sync_loop_insns): Likewise.
4582 (mips_output_sync_loop): Replace first two parameters with an rtx.
4583 * config/mips/mips.c (mips_multi_member): New structure.
4584 (mips_multi_members): New variable.
4585 (mips_multi_start): New function.
4586 (mips_multi_add): Likewise.
4587 (mips_multi_add_insn): Likewise.
4588 (mips_multi_add_label): Likewise.
4589 (mips_multi_last_index): Likewise.
4590 (mips_multi_copy_insn): Likewise.
4591 (mips_multi_set_operand): Likewise.
4592 (mips_multi_write): Likewise.
4593 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4594 (mips_init_print_operand_punct): Update accordingly.
4595 (mips_start_ll_sc_sync_block): New function.
4596 (mips_end_ll_sc_sync_block): Likewise.
4597 (mips_output_sync): Likewise.
4598 (mips_sync_insn1_template): Likewise.
4599 (mips_sync_insn2_template): Likewise.
4600 (mips_get_sync_operand): Likewise.
4601 (mips_process_sync_loop): Likewise.
4602 (mips_output_sync_loop): Use mips_process_sync_loop.
4603 (mips_sync_loop_insns): New function.
4604 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4605 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4606 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4607 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4608 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4609 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4610 (MIPS_SYNC_OLD_OP_12): Likewise.
4611 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4612 (MIPS_SYNC_NEW_OP_12): Likewise.
4613 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4614 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4615 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4616 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4617 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4618 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4619 * config/mips/mips.md (sync_mem): New attribute.
4620 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4621 (sync_exclusive_mask, sync_required_oldval): Likewise.
4622 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4623 (sync_release_barrier): Likewise.
4624 (length): Handle sync loops.
4625 (sync): Use mips_output_sync.
4626 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4627 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4628 and use mips_output_sync_loop.
4629 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4630 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4631 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4632 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4633 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4634 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4635 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4636 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4637 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4639 2009-08-26 Richard Guenther <rguenther@suse.de>
4642 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4643 the types to not match.
4644 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4646 * tree-ssa.c (useless_type_conversion_p): Conversions to
4647 pointers to unprototyped functions are useless.
4649 2009-08-26 Richard Guenther <rguenther@suse.de>
4651 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4652 whole-program condition, prepare to be called for non-globals.
4653 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4654 params build a representative with known type and track its fields.
4656 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4658 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4659 clearing by a taken branch.
4660 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4661 effectively after bbro pass.
4662 (sync_nand<mode>): Ditto.
4663 (sync_old_<fetchop_name><mode>): Ditto.
4664 (sync_old_nand<mode>): Ditto.
4665 (sync_new_<fetchop_name><mode>): Dito.
4666 (sync_new_nand<mode>): Ditto.
4667 (sync_compare_and_swap<mode>_1): Ditto.
4668 (*sync_compare_and_swap<mode>): Ditto.
4669 (sync_lock_test_and_set<mode>_1): Ditto.
4670 ("sync_lock_test_and_set<mode>): Ditto.
4672 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4674 * hwint.h (HOST_LONG_FORMAT): New macro
4675 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4676 Use HOST_PTR_PRINTF.
4677 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4678 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4679 (HOST_PTR_PRINTF): Document.
4681 2009-08-25 Jan Hubicka <jh@suse.cz>
4683 * config/i386/bmmintrin.h: Replace by #error.
4686 Michael Meissner <michael.meissner@amd.com>
4687 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4688 Tony Linthicum <tony.linthicum@amd.com>
4690 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4691 (TARGET_ROUND): New macro for the round/ptest instructions which
4692 are shared between SSE4.1 and SSE5.
4693 (OPTION_MASK_ISA_ROUND): Ditto.
4694 (OPTION_ISA_ROUND): Ditto.
4695 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4696 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4698 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4699 (-mfused-madd): New switch to give users control over whether the
4700 compiler optimizes to use the multiply/add SSE5 instructions.
4702 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4703 (ix86_handle_option): Turn off 3dnow if -msse5.
4704 (override_options): Add SSE5 support.
4705 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4707 (ix86_expand_sse_movcc): Add SSE5 support.
4708 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4709 vector type to the next largest size.
4710 (ix86_expand_sse5_pack): New function to use pperm to pack a
4711 vector type to the next smallest size.
4712 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4713 (IX86_BUILTIN_FMADDSD): Ditto.
4714 (IX86_BUILTIN_FMADDPS): Ditto.
4715 (IX86_BUILTIN_FMADDPD): Ditto.
4716 (IX86_BUILTIN_FMSUBSS): Ditto.
4717 (IX86_BUILTIN_FMSUBSD): Ditto.
4718 (IX86_BUILTIN_FMSUBPS): Ditto.
4719 (IX86_BUILTIN_FMSUBPD): Ditto.
4720 (IX86_BUILTIN_FNMADDSS): Ditto.
4721 (IX86_BUILTIN_FNMADDSD): Ditto.
4722 (IX86_BUILTIN_FNMADDPS): Ditto.
4723 (IX86_BUILTIN_FNMADDPD): Ditto.
4724 (IX86_BUILTIN_FNMSUBSS): Ditto.
4725 (IX86_BUILTIN_FNMSUBSD): Ditto.
4726 (IX86_BUILTIN_FNMSUBPS): Ditto.
4727 (IX86_BUILTIN_FNMSUBPD): Ditto.
4728 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4729 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4730 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4731 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4732 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4733 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4734 (IX86_BUILTIN_PPERM): Ditto.
4735 (IX86_BUILTIN_PERMPS): Ditto.
4736 (IX86_BUILTIN_PERMPD): Ditto.
4737 (IX86_BUILTIN_PMACSSWW): Ditto.
4738 (IX86_BUILTIN_PMACSWW): Ditto.
4739 (IX86_BUILTIN_PMACSSWD): Ditto.
4740 (IX86_BUILTIN_PMACSWD): Ditto.
4741 (IX86_BUILTIN_PMACSSDD): Ditto.
4742 (IX86_BUILTIN_PMACSDD): Ditto.
4743 (IX86_BUILTIN_PMACSSDQL): Ditto.
4744 (IX86_BUILTIN_PMACSSDQH): Ditto.
4745 (IX86_BUILTIN_PMACSDQL): Ditto.
4746 (IX86_BUILTIN_PMACSDQH): Ditto.
4747 (IX86_BUILTIN_PMADCSSWD): Ditto.
4748 (IX86_BUILTIN_PMADCSWD): Ditto.
4749 (IX86_BUILTIN_PHADDBW): Ditto.
4750 (IX86_BUILTIN_PHADDBD): Ditto.
4751 (IX86_BUILTIN_PHADDBQ): Ditto.
4752 (IX86_BUILTIN_PHADDWD): Ditto.
4753 (IX86_BUILTIN_PHADDWQ): Ditto.
4754 (IX86_BUILTIN_PHADDDQ): Ditto.
4755 (IX86_BUILTIN_PHADDUBW): Ditto.
4756 (IX86_BUILTIN_PHADDUBD): Ditto.
4757 (IX86_BUILTIN_PHADDUBQ): Ditto.
4758 (IX86_BUILTIN_PHADDUWD): Ditto.
4759 (IX86_BUILTIN_PHADDUWQ): Ditto.
4760 (IX86_BUILTIN_PHADDUDQ): Ditto.
4761 (IX86_BUILTIN_PHSUBBW): Ditto.
4762 (IX86_BUILTIN_PHSUBWD): Ditto.
4763 (IX86_BUILTIN_PHSUBDQ): Ditto.
4764 (IX86_BUILTIN_PROTB): Ditto.
4765 (IX86_BUILTIN_PROTW): Ditto.
4766 (IX86_BUILTIN_PROTD): Ditto.
4767 (IX86_BUILTIN_PROTQ): Ditto.
4768 (IX86_BUILTIN_PROTB_IMM): Ditto.
4769 (IX86_BUILTIN_PROTW_IMM): Ditto.
4770 (IX86_BUILTIN_PROTD_IMM): Ditto.
4771 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4772 (IX86_BUILTIN_PSHLB): Ditto.
4773 (IX86_BUILTIN_PSHLW): Ditto.
4774 (IX86_BUILTIN_PSHLD): Ditto.
4775 (IX86_BUILTIN_PSHLQ): Ditto.
4776 (IX86_BUILTIN_PSHAB): Ditto.
4777 (IX86_BUILTIN_PSHAW): Ditto.
4778 (IX86_BUILTIN_PSHAD): Ditto.
4779 (IX86_BUILTIN_PSHAQ): Ditto.
4780 (IX86_BUILTIN_FRCZSS): Ditto.
4781 (IX86_BUILTIN_FRCZSD): Ditto.
4782 (IX86_BUILTIN_FRCZPS): Ditto.
4783 (IX86_BUILTIN_FRCZPD): Ditto.
4784 (IX86_BUILTIN_CVTPH2PS): Ditto.
4785 (IX86_BUILTIN_CVTPS2PH): Ditto.
4786 (IX86_BUILTIN_COMEQSS): Ditto.
4787 (IX86_BUILTIN_COMNESS): Ditto.
4788 (IX86_BUILTIN_COMLTSS): Ditto.
4789 (IX86_BUILTIN_COMLESS): Ditto.
4790 (IX86_BUILTIN_COMGTSS): Ditto.
4791 (IX86_BUILTIN_COMGESS): Ditto.
4792 (IX86_BUILTIN_COMUEQSS): Ditto.
4793 (IX86_BUILTIN_COMUNESS): Ditto.
4794 (IX86_BUILTIN_COMULTSS): Ditto.
4795 (IX86_BUILTIN_COMULESS): Ditto.
4796 (IX86_BUILTIN_COMUGTSS): Ditto.
4797 (IX86_BUILTIN_COMUGESS): Ditto.
4798 (IX86_BUILTIN_COMORDSS): Ditto.
4799 (IX86_BUILTIN_COMUNORDSS): Ditto.
4800 (IX86_BUILTIN_COMFALSESS): Ditto.
4801 (IX86_BUILTIN_COMTRUESS): Ditto.
4802 (IX86_BUILTIN_COMEQSD): Ditto.
4803 (IX86_BUILTIN_COMNESD): Ditto.
4804 (IX86_BUILTIN_COMLTSD): Ditto.
4805 (IX86_BUILTIN_COMLESD): Ditto.
4806 (IX86_BUILTIN_COMGTSD): Ditto.
4807 (IX86_BUILTIN_COMGESD): Ditto.
4808 (IX86_BUILTIN_COMUEQSD): Ditto.
4809 (IX86_BUILTIN_COMUNESD): Ditto.
4810 (IX86_BUILTIN_COMULTSD): Ditto.
4811 (IX86_BUILTIN_COMULESD): Ditto.
4812 (IX86_BUILTIN_COMUGTSD): Ditto.
4813 (IX86_BUILTIN_COMUGESD): Ditto.
4814 (IX86_BUILTIN_COMORDSD): Ditto.
4815 (IX86_BUILTIN_COMUNORDSD): Ditto.
4816 (IX86_BUILTIN_COMFALSESD): Ditto.
4817 (IX86_BUILTIN_COMTRUESD): Ditto.
4818 (IX86_BUILTIN_COMEQPS): Ditto.
4819 (IX86_BUILTIN_COMNEPS): Ditto.
4820 (IX86_BUILTIN_COMLTPS): Ditto.
4821 (IX86_BUILTIN_COMLEPS): Ditto.
4822 (IX86_BUILTIN_COMGTPS): Ditto.
4823 (IX86_BUILTIN_COMGEPS): Ditto.
4824 (IX86_BUILTIN_COMUEQPS): Ditto.
4825 (IX86_BUILTIN_COMUNEPS): Ditto.
4826 (IX86_BUILTIN_COMULTPS): Ditto.
4827 (IX86_BUILTIN_COMULEPS): Ditto.
4828 (IX86_BUILTIN_COMUGTPS): Ditto.
4829 (IX86_BUILTIN_COMUGEPS): Ditto.
4830 (IX86_BUILTIN_COMORDPS): Ditto.
4831 (IX86_BUILTIN_COMUNORDPS): Ditto.
4832 (IX86_BUILTIN_COMFALSEPS): Ditto.
4833 (IX86_BUILTIN_COMTRUEPS): Ditto.
4834 (IX86_BUILTIN_COMEQPD): Ditto.
4835 (IX86_BUILTIN_COMNEPD): Ditto.
4836 (IX86_BUILTIN_COMLTPD): Ditto.
4837 (IX86_BUILTIN_COMLEPD): Ditto.
4838 (IX86_BUILTIN_COMGTPD): Ditto.
4839 (IX86_BUILTIN_COMGEPD): Ditto.
4840 (IX86_BUILTIN_COMUEQPD): Ditto.
4841 (IX86_BUILTIN_COMUNEPD): Ditto.
4842 (IX86_BUILTIN_COMULTPD): Ditto.
4843 (IX86_BUILTIN_COMULEPD): Ditto.
4844 (IX86_BUILTIN_COMUGTPD): Ditto.
4845 (IX86_BUILTIN_COMUGEPD): Ditto.
4846 (IX86_BUILTIN_COMORDPD): Ditto.
4847 (IX86_BUILTIN_COMUNORDPD): Ditto.
4848 (IX86_BUILTIN_COMFALSEPD): Ditto.
4849 (IX86_BUILTIN_COMTRUEPD): Ditto.
4850 (IX86_BUILTIN_PCOMEQUB): Ditto.
4851 (IX86_BUILTIN_PCOMNEUB): Ditto.
4852 (IX86_BUILTIN_PCOMLTUB): Ditto.
4853 (IX86_BUILTIN_PCOMLEUB): Ditto.
4854 (IX86_BUILTIN_PCOMGTUB): Ditto.
4855 (IX86_BUILTIN_PCOMGEUB): Ditto.
4856 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4857 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4858 (IX86_BUILTIN_PCOMEQUW): Ditto.
4859 (IX86_BUILTIN_PCOMNEUW): Ditto.
4860 (IX86_BUILTIN_PCOMLTUW): Ditto.
4861 (IX86_BUILTIN_PCOMLEUW): Ditto.
4862 (IX86_BUILTIN_PCOMGTUW): Ditto.
4863 (IX86_BUILTIN_PCOMGEUW): Ditto.
4864 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4865 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4866 (IX86_BUILTIN_PCOMEQUD): Ditto.
4867 (IX86_BUILTIN_PCOMNEUD): Ditto.
4868 (IX86_BUILTIN_PCOMLTUD): Ditto.
4869 (IX86_BUILTIN_PCOMLEUD): Ditto.
4870 (IX86_BUILTIN_PCOMGTUD): Ditto.
4871 (IX86_BUILTIN_PCOMGEUD): Ditto.
4872 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4873 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4874 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4875 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4876 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4877 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4878 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4879 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4880 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4881 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4882 (IX86_BUILTIN_PCOMEQB): Ditto.
4883 (IX86_BUILTIN_PCOMNEB): Ditto.
4884 (IX86_BUILTIN_PCOMLTB): Ditto.
4885 (IX86_BUILTIN_PCOMLEB): Ditto.
4886 (IX86_BUILTIN_PCOMGTB): Ditto.
4887 (IX86_BUILTIN_PCOMGEB): Ditto.
4888 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4889 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4890 (IX86_BUILTIN_PCOMEQW): Ditto.
4891 (IX86_BUILTIN_PCOMNEW): Ditto.
4892 (IX86_BUILTIN_PCOMLTW): Ditto.
4893 (IX86_BUILTIN_PCOMLEW): Ditto.
4894 (IX86_BUILTIN_PCOMGTW): Ditto.
4895 (IX86_BUILTIN_PCOMGEW): Ditto.
4896 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4897 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4898 (IX86_BUILTIN_PCOMEQD): Ditto.
4899 (IX86_BUILTIN_PCOMNED): Ditto.
4900 (IX86_BUILTIN_PCOMLTD): Ditto.
4901 (IX86_BUILTIN_PCOMLED): Ditto.
4902 (IX86_BUILTIN_PCOMGTD): Ditto.
4903 (IX86_BUILTIN_PCOMGED): Ditto.
4904 (IX86_BUILTIN_PCOMFALSED): Ditto.
4905 (IX86_BUILTIN_PCOMTRUED): Ditto.
4906 (IX86_BUILTIN_PCOMEQQ): Ditto.
4907 (IX86_BUILTIN_PCOMNEQ): Ditto.
4908 (IX86_BUILTIN_PCOMLTQ): Ditto.
4909 (IX86_BUILTIN_PCOMLEQ): Ditto.
4910 (IX86_BUILTIN_PCOMGTQ): Ditto.
4911 (IX86_BUILTIN_PCOMGEQ): Ditto.
4912 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4913 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4914 (enum multi_arg_type): New enum for describing the various SSE5
4915 intrinsic argument types.
4916 (bdesc_multi_arg): New table for SSE5 intrinsics.
4917 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4918 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4920 (ix86_expand_builtin): Add SSE5 intrinsic support.
4921 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4922 operand instructions.
4923 (ix86_expand_sse5_multiple_memory): New function to split the
4924 second memory reference from SSE5 instructions.
4925 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4926 (ix86_return_pops_args): Use stdarg_p to determine if the function
4927 has variable arguments.
4928 (ix86_setup_incoming_varargs): Ditto.
4929 (x86_this_parameter): Ditto.
4931 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4933 (ix86_expand_sse5_pack): Ditto.
4934 (ix86_sse5_valid_op_p): Ditto.
4935 (ix86_expand_sse5_multiple_memory): Ditto.
4937 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4938 constant for SSE5 support.
4939 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4940 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4941 (UNSPEC_SSE5_PERMUTE): Ditto.
4942 (UNSPEC_SSE5_ASHIFT): Ditto.
4943 (UNSPEC_SSE5_LSHIFT): Ditto.
4944 (UNSPEC_FRCZ): Ditto.
4945 (UNSPEC_CVTPH2PS): Ditto.
4946 (UNSPEC_CVTPS2PH): Ditto.
4947 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4949 (COM_FALSE_S): Ditto.
4950 (COM_FALSE_P): Ditto.
4951 (COM_TRUE_S): Ditto.
4952 (COM_TRUE_P): Ditto.
4953 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4954 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4956 (memory attribute): Ditto.
4957 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4958 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4959 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4960 (floor<mode>2): Ditto.
4961 (ceil<mode>2): Ditto.
4962 (btrunc<mode>2): Ditto.
4963 (nearbyintdf2): Ditto.
4964 (nearbyintsf2): Ditto.
4965 (sse_setccsf): Disable if SSE5.
4966 (sse_setccdf): Ditto.
4967 (sse5_setcc<mode>): New support for SSE5 conditional move.
4968 (sse5_pcmov_<mode>): Ditto.
4970 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4972 (SSEMODEF2P): Ditto.
4973 (ssemodesuffixf4): New mode attribute for SSE5.
4974 (ssemodesuffixf2s): Ditto.
4975 (ssemodesuffixf2c): Ditto.
4976 (sserotatemax): Ditto.
4977 (ssescalarmode): Ditto.
4978 (sse_maskcmpv4sf3): Disable if SSE5.
4979 (sse_maskcmpv2df3): Ditto.
4980 (sse_vmmaskcmpv4sf3): Ditto.
4981 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4982 (sse5_vmfmadd<mode>4): Ditto.
4983 (sse5_fmsub<mode>4): Ditto.
4984 (sse5_vmfmsub<mode>4): Ditto.
4985 (sse5_fnmadd<mode>4): Ditto.
4986 (sse5_vmfnmadd<mode>4): Ditto.
4987 (sse5_fnmsub<mode>4): Ditto.
4988 (sse5_vmfnmsub<mode>4): Ditto.
4989 (sse5i_fmadd<mode>4): Ditto.
4990 (sse5i_fmsub<mode>4): Ditto.
4991 (sse5i_fnmadd<mode>4): Ditto.
4992 (sse5i_fnmsub<mode>4): Ditto.
4993 (sse5i_vmfmadd<mode>4): Ditto.
4994 (sse5i_vmfmsub<mode>4): Ditto.
4995 (sse5i_vmfnmadd<mode>4): Ditto.
4996 (sse5i_vmfnmsub<mode>4): Ditto.
4997 (mulv16qi3): Add SSE5 support.
4999 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5000 (sse2_mulv4si3): Disable if SSE5.
5001 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5002 (sse4_1_roundps): Ditto.
5003 (sse4_1_roundsd): Ditto.
5004 (sse4_1_roundss): Ditto.
5005 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5007 (sse_maskcmpsf3): Ditto.
5008 (sse_vmmaskcmpv4sf3): Ditto.
5009 (sse2_maskcmpv2df3): Ditto.
5010 (sse2_maskcmpdf3): Ditto.
5011 (sse2_vmmaskcmpv2df3): Ditto.
5012 (sse2_eq<mode>3): Ditto.
5013 (sse2_gt<mode>3): Ditto.
5014 (sse5_pcmov_<mode>): Add SSE5 support.
5015 (vec_unpacku_hi_v16qi): Ditto.
5016 (vec_unpacks_hi_v16qi): Ditto.
5017 (vec_unpacku_lo_v16qi): Ditto.
5018 (vec_unpacks_lo_v16qi): Ditto.
5019 (vec_unpacku_hi_v8hi): Ditto.
5020 (vec_unpacks_hi_v8hi): Ditto.
5021 (vec_unpacku_lo_v8hi): Ditto.
5022 (vec_unpacks_lo_v8hi): Ditto.
5023 (vec_unpacku_hi_v4si): Ditto.
5024 (vec_unpacks_hi_v4si): Ditto.
5025 (vec_unpacku_lo_v4si): Ditto.
5026 (vec_unpacks_lo_v4si): Ditto.
5027 (sse5_pmacsww): New SSE5 intrinsic insn.
5028 (sse5_pmacssww): Ditto.
5029 (sse5_pmacsdd): Ditto.
5030 (sse5_pmacssdd): Ditto.
5031 (sse5_pmacssdql): Ditto.
5032 (sse5_pmacssdqh): Ditto.
5033 (sse5_pmacsdqh): Ditto.
5034 (sse5_pmacsswd): Ditto.
5035 (sse5_pmacswd): Ditto.
5036 (sse5_pmadcsswd): Ditto.
5037 (sse5_pmadcswd): Ditto.
5038 (sse5_pcmov_<move>): Conditional move support on SSE5.
5039 (sse5_phaddbw): New SSE5 intrinsic insn.
5040 (sse5_phaddbd): Ditto.
5041 (sse5_phaddbq): Ditto.
5042 (sse5_phaddwd): Ditto.
5043 (sse5_phaddwq): Ditto.
5044 (sse5_phadddq): Ditto.
5045 (sse5_phaddubw): Ditto.
5046 (sse5_phaddubd): Ditto.
5047 (sse5_phaddubq): Ditto.
5048 (sse5_phadduwd): Ditto.
5049 (sse5_phadduwq): Ditto.
5050 (sse5_phaddudq): Ditto.
5051 (sse5_phsubbw): Ditto.
5052 (sse5_phsubwd): Ditto.
5053 (sse5_phsubdq): Ditto.
5054 (sse5_pperm): Ditto.
5055 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5056 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5057 (sse5_pperm_sign_v8hi_v4si): Ditto.
5058 (sse5_pperm_zero_v8hi_v4si): Ditto.
5059 (sse5_pperm_sign_v4si_v2di): Ditto.
5060 (sse5_pperm_sign_v4si_v2di): Ditto.
5061 (sse5_pperm_pack_v2di_v4si): Ditto.
5062 (sse5_pperm_pack_v4si_v8hi): Ditto.
5063 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5064 (sse5_perm<mode>): New SSE5 intrinsic insn.
5065 (rotl<mode>3): Ditto.
5066 (sse5_rotl<mode>3): Ditto.
5067 (sse5_ashl<mode>3): Ditto.
5068 (sse5_lshl<mode>3): Ditto.
5069 (sse5_frcz<mode>2): Ditto.
5070 (sse5s_frcz<mode>2): Ditto.
5071 (sse5_cvtph2ps): Ditto.
5072 (sse5_cvtps2ph): Ditto.
5073 (sse5_vmmaskcmp<mode>3): Ditto.
5074 (sse5_com_tf<mode>3): Ditto.
5075 (sse5_maskcmp<mode>3): Ditto.
5076 (sse5_maskcmp_uns<mode>3): Ditto.
5077 (sse5_maskcmp_uns2<mode>3): Ditto.
5078 (sse5_pcom_tf<mode>3): Ditto.
5080 * config/i386/predicates.md (sse5_comparison_float_operator):
5081 New predicate to match the comparison operators supported by
5082 the SSE5 com instruction.
5083 (ix86_comparison_int_operator): New predicate to match just the
5084 signed int comparisons.
5085 (ix86_comparison_uns_operator): New predicate to match just the
5086 unsigned int comparisons.
5088 * doc/invoke.texi (-msse5): Add documentation.
5089 (-mfused-madd): Ditto.
5091 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5093 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5095 (x86_64-*-*): Ditto.
5097 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5099 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5100 intrinisics for SSE5.
5102 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5105 * config/i386/mmintrin-common.h: New file, to contain common
5106 instructions between SSE4.1 and SSE5.
5108 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5109 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5110 (gen_regparm_prefix): Ditto.
5112 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5113 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5114 prototype_p to determine if a function is prototyped.
5116 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
5118 * c-common.c (c_common_reswords) add the alignof keyword,
5119 with same RID as __alignof and __alignof__
5121 2009-08-25 Anatoly Sokolov <aesok@post.ru>
5123 * hooks.h (hook_bool_const_int_const_int_true): Declare.
5124 * hooks.c (hook_bool_const_int_const_int_true): New function.
5125 * target.h (struct gcc_target): Add can_eliminate field.
5126 * target-def.h (TARGET_CAN_ELIMINATE): Define.
5127 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
5128 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
5129 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
5130 (elim_table): Revise comment.
5131 * system.h (CAN_ELIMINATE): Poison.
5132 * defaults.h (CAN_ELIMINATE): Remove.
5133 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5135 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
5136 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
5138 (alpha_vms_can_eliminate): Declare as static, change return type to
5140 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
5142 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
5143 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
5144 (arm_can_eliminate): New function.
5146 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
5147 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
5148 (avr_can_eliminate): Declare as static.
5149 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
5151 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
5152 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
5153 (bfin_can_eliminate): New function.
5155 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
5156 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
5157 (crx_can_eliminate): New function.
5159 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
5160 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
5161 (fr30_can_eliminate): New function.
5163 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
5164 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
5165 (frv_can_eliminate): New function.
5167 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
5168 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
5169 (h8300_can_eliminate): New function.
5171 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
5172 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
5173 (i386_can_eliminate): Declare as static, change return type to bool.
5174 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
5176 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
5177 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
5178 (ia64_can_eliminate): New function.
5180 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
5181 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
5182 (iq2000_can_eliminate): New function.
5184 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
5185 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
5186 (m32r_can_eliminate): New function.
5188 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
5189 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
5190 (m68hc11_can_eliminate): New function.
5192 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
5193 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
5194 (m68k_can_eliminate): New function.
5196 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
5197 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
5198 (mep_can_eliminate): New function.
5200 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
5201 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
5202 (mips_can_eliminate): New function.
5204 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
5205 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
5206 (rs6000_can_eliminate): New function.
5208 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
5209 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
5210 (s390_can_eliminate): Declare as static.
5211 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
5213 * config/score/score.h (CAN_ELIMINATE): Remove macro.
5214 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
5215 (score_can_eliminate): New function.
5217 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
5218 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
5219 (sparc_can_eliminate): Declare as static.
5220 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
5222 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
5223 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
5224 (xstormy16_can_eliminate): New function.
5226 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
5227 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
5228 (v850_can_eliminate): New function.
5230 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
5232 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
5233 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
5234 (*movdfcc_ext[1234]): Disable for IEEE mode.
5236 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
5238 * gimplify.c (prepare_gimple_addressable): New static function.
5239 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
5241 (gimplify_addr_expr): Invoke it similarly on the operand instead of
5242 manually fiddling with it.
5244 2009-08-25 Michael Matz <matz@suse.de>
5246 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
5247 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
5249 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
5250 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
5251 (do_jump): Split out code for simple binary comparisons into ...
5252 (do_jump_1): ... this, taking the individual operands and code.
5253 Change callers to helper function above accordingly.
5254 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
5257 2009-08-25 Michael Matz <matz@suse.de>
5259 * expr.h (struct separate_ops, sepops): New type for passing
5260 around an exploded simple expression.
5261 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
5262 Use this structure instead of expression tree.
5263 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
5264 expression, only its type.
5265 (expand_vec_cond_expr): Take type and individual operands instead
5267 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
5268 expand_vec_shift_expr): Change prototype accordingly.
5269 * tree-vect-stmts.c (vectorizable_condition): Change call of
5270 expand_vec_cond_expr_p to pass only type.
5271 * expr.c (do_store_flags): Change prototype and implementation
5272 to take an exploded expression.
5273 (expand_expr_real_1): New local ops initialized with details
5274 of the full expression. Use it instead of full
5275 expression in calls to do_store_flags, expand_vec_cond_expr,
5276 expand_widen_pattern_expr and expand_vec_shift_expr.
5278 2009-08-25 Michael Matz <matz@suse.de>
5280 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
5281 treeop2 initialized with first three operands of the full expression.
5282 Substitute all TREE_OPERAND (exp, [012]) calls with them.
5284 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
5286 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
5287 (__gthread_objc_condition_allocate): Mark arguments as unused.
5288 (__gthread_objc_condition_deallocate): Likewise.
5289 (__gthread_objc_condition_wait): Likewise.
5290 (__gthread_objc_condition_broadcast): Likewise.
5291 (__gthread_objc_condition_signal): Likewise.
5292 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
5293 (__gthread_objc_thread_id): Likewise.
5295 2009-08-25 Janus Weil <janus@gcc.gnu.org>
5298 * tree-pretty-print.c (print_call_name): Print the correct call name
5299 for procedure pointer components.
5301 2009-08-24 Steve Ellcey <sje@cup.hp.com>
5303 * config/ia64/ia64.c (ia64_promote_function_mode): Call
5304 default_promote_function_mode when not VMS.
5306 2009-08-24 Olivier Hainque <hainque@adacore.com>
5308 * convert.c (convert_to_integer): Don't assume an input pointer is
5309 POINTER_SIZE wide. Fetch from the type instead.
5311 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5313 * configure.ac (AC_PREREQ): Bump to 2.64.
5315 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
5317 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
5318 (process_command): Don't search standard_exec_prefix_1 and
5319 standard_exec_prefix_2.
5321 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5323 * config/arm/arm.c (output_return_instruction): Handle for
5326 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5328 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
5330 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5332 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
5333 (*arm_movdf_vfp): Likewise.
5335 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5337 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
5338 (vashr<mode>3): Rename from ashr<mode>3.
5339 (vlshr<mode>3): Rename from lshr<mode>3.
5341 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
5344 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
5345 (check_format_info_main): Use scalar_identify_flag.
5346 (check_format_types): Check for scalar size identity if
5347 scalar_identify_flag is set.
5348 (printf_length_specs): Extend by new field.
5349 (asm_fprintf_length_specs): Likewise.
5350 (gcc_diag_length_specs): Likewise.
5351 (scanf_length_specs): Likewise.
5352 (strfmon_length_specs): Likewise.
5353 (gcc_gfc_length_specs): Likewise.
5354 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
5355 (ms_printf_flag_specs): Likewise.
5356 * c-format.h (format_length_info): Add new member scalar_identity_flag.
5358 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
5361 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
5362 (*call_value_pop_1): Ditto.
5363 (*sibcall_pop_1): New insn pattern.
5364 (*sibcall_value_pop_1): Ditto.
5366 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5369 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
5372 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5375 * fwprop.c (try_fwprop_subst): Allow multiple sets.
5376 (get_reg_use_in): New function.
5377 (forward_propagate_subreg): Propagate through subreg of zero_extend
5380 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
5382 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
5383 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5385 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5387 * configure.ac: Remove --with-datarootdir, --with-docdir,
5388 --with-htmldir switches. No need to call AC_SUBST for
5389 datarootdir, docdir, htmldir any more.
5390 * configure: Regenerate.
5391 * doc/install.texi (Configuration): Document --datarootdir,
5392 --docdir, --htmldir, --pdfdir; update documentation for
5393 --infodir, --mandir.
5394 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
5397 * aclocal.m4: Regenerate.
5398 * config.in: Regenerate.
5399 * configure: Regenerate.
5401 2009-08-21 Douglas B Rupp <rupp@gnat.com>
5402 Olivier Hainque <hainque@adacore.com>
5404 * config/ia64/ia64.c: Include libfuncs.h.
5405 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
5406 (ia64_expand_call): Use reg 25 on VMS.
5407 (ia64_initialize_trampoline): Fix for VMS ABI.
5408 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
5409 (ia64_function_arg): Initialize reg 25 on VMS.
5410 Fix OpenVMS ABI issues for varargs.
5411 For OpenVMS, emit the Argument Information register set in the
5412 incoming/sibcall case as well.
5413 (ia64_arg_type): New function.
5414 (ia64_function_arg_advance): Keep track of cum->words.
5415 Fix OpenVMS ABI issues for varargs.
5416 (ia64_function_value): On VMS, promote mode of non-aggregate types.
5417 (ia64_override_options): Set flag_no_common on VMS.
5418 (ia64_init_builtins): Disable FWRITE builtin.
5419 (ia64_asm_output_external): Call DO_CRTL_NAMES.
5420 (ia64_vms_init_libfuncs): Add decc$ routines.
5421 (ia64_vms_valid_pointer_mode): New function.
5422 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
5423 (ia64_promote_function_mode): New function
5424 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
5425 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
5426 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5427 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
5428 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
5429 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
5430 Suppress trailing '#' if VALUE is numeric.
5431 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
5432 ia64_promote_function_mode.
5433 (TARGET_VALID_POINTER_MODE): Define.
5435 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5438 * config/rs6000/rs6000.c (rs6000_override_options): Use
5439 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
5442 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
5443 reporting of vector + decimal/boolean/complex error.
5445 2009-08-21 Jakub Jelinek <jakub@redhat.com>
5447 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
5448 __vector double TYPE_DECL.
5450 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
5452 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
5453 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
5454 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
5455 to pointer to enum machine_mode. Update all callers as needed.
5457 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
5459 * config/alpha/alpha.md (exception_receiver): Emit alternative
5460 GP load sequence if flag_reorder_blocks_and_partition is set.
5461 (*exception_receiver_2): Also enable when
5462 flag_reorder_blocks_and_partition is set.
5464 2009-08-20 Matt Rice <ratmice@gmail.com>
5465 Diego Novillo <dnovillo@google.com>
5467 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
5470 2009-08-20 Richard Guenther <rguenther@suse.de>
5472 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
5473 * c-tree.h (c_dup_lang_specific_decl): Remove.
5474 (struct lang_decl, struct lang_type): Move definitions ...
5475 * c-lang.h: ... here. New file.
5476 * c-decl.c: Include c-lang.h.
5477 (c_dup_lang_specific_decl): Remove.
5478 * c-typeck.c: Include c-lang.h.
5479 * Makefile.in (c-decl.o): Add c-lang.h dependency.
5480 (c-typeck.o): Likewise.
5481 * c-config-lang.in (gtfiles): Add c-lang.h.
5482 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
5485 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
5487 * config/alpha/alpha.c (alpha_end_function): Do not clear
5488 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5489 this is now handled in generic code.
5491 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5493 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
5494 (s390_z10_fix_long_loop_prediction): New function.
5495 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
5496 (s390_reorg): Walk over the INSNs and invoke
5497 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5499 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5501 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5502 "*brx_64bit", "*brx_31bit"): New patterns.
5503 * config/s390/s390.c ('E'): New output modifier.
5505 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5506 Richard Earnshaw <richard.earnshaw@arm.com>
5508 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5509 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5511 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5513 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5515 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5516 for mode mode of operand0 when doing secondary reload for SAR.
5518 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5521 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5522 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5524 2009-08-19 Jason Merrill <jason@redhat.com>
5526 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5527 supported template depth in C++0x.
5529 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5531 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5532 free_after_compilation.
5533 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5534 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5535 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5536 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5537 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5538 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5539 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5541 2009-08-19 Ian Lance Taylor <iant@google.com>
5543 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5544 of (plus (mult (neg B) C) A).
5546 2009-08-18 Michael Matz <matz@suse.de>
5548 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5549 instead of comparing TYPE_MAIN_VARIANT for equality.
5550 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5551 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5552 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5553 * gimplify.c (goa_lhs_expr_p): Ditto and use
5554 STRIP_USELESS_TYPE_CONVERSION.
5556 2009-08-18 Michael Matz <matz@suse.de>
5558 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5559 first field in a struct.
5560 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5562 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5564 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5565 locators before emit_insn is called. Remove assert that
5567 (alpha_end_function): Clear crtl->emit structure and free insn
5568 locators if cfun->is_thunk is true.
5570 2009-08-18 Jason Merrill <jason@redhat.com>
5572 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5574 * configure.ac: Test for it.
5575 * configure, config.in: Regenerate.
5576 * doc/install.texi: Document --enable-gnu-unique-object.
5578 2009-08-18 Richard Guenther <rguenther@suse.de>
5581 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5582 pow(x,y*z) only if x is nonnegative.
5584 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5586 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5590 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5591 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5593 2009-08-17 DJ Delorie <dj@redhat.com>
5595 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5596 * config/m32c/prologue.md (epilogue_freit): New.
5598 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5599 (bank_switch_p): Likewise.
5600 (fast_interrupt_p): Likewise.
5601 (interrupt_p): Likewise.
5602 (m32c_conditional_register_usage): Round memregs size up.
5603 (need_to_save): We only need to save $a0 when we use ENTER.
5604 (interrupt_p): Check for fast_interrupt too.
5605 (bank_switch_p): New.
5606 (fast_interrupt_p): New.
5607 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5608 (m32c_emit_prolog): Support bank switching and fast interrupts.
5609 * doc/extend.texi (Function Attributes): Add bank_switch and
5612 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5614 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5615 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5617 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5619 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5620 (menu): Add IA-64/VMS Options.
5621 (IA-64/VMS Options): Likewise.
5623 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5626 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5628 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5630 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5631 (mips_pop_asm_switch): Likewise.
5632 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5634 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5635 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5636 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5637 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5638 instead of set_noreorder.
5639 (mips_output_function_prologue): Use the new functions.
5640 (mips_output_function_epilogue): Likewise.
5641 (mips_need_noat_wrapper_p): New function, split out from...
5642 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5643 Use mips_push_asm_switch and mips_pop_asm_switch.
5644 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5645 and mips_pop_asm_switch.
5646 (ASM_OUTPUT_REG_POP): Likewise.
5647 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5648 Use mips_pop_asm_switch.
5649 (mips_asm_switch): New structure.
5650 (set_noreorder, set_nomacro): Replace with...
5651 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5652 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5653 instead of set_nomacro.
5654 (fix_truncsfsi2_macro): Likewise.
5655 (cprestore): Likewise.
5656 (hazard): Use mips_noreorder instead of set_noreorder.
5657 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5659 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5661 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5662 from prev_active_insn.
5664 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5666 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5667 * config/avr/avr.c (avr_override_options): Initialize
5668 avr_current_arch variable.
5669 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5670 __AVR_HAVE_16BIT_SP__ according to the device type.
5671 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5673 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5674 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5676 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5679 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5680 generating inlined subroutine die only. We shouldn't be
5681 called for anything else.
5682 (gen_block_die): Don't generate inline subroutine debug info for
5685 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5687 * graphite-poly.c (print_pbb): Print PBB index.
5689 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5692 * graphite-interchange.c (ppl_max_for_le): Moved...
5693 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5694 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5695 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5696 * graphite-ppl.h (ppl_max_for_le): Declared.
5698 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5700 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5701 supported on all platforms.
5702 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5703 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5704 * c-pragma.c: Likewise.
5705 * target-def.h (TARGET_INITIALIZER): Remove
5706 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5707 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5709 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5711 * config/ia64/fde-vms.c: New file.
5712 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5713 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5714 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5715 (uw_frame_state_for): Only register a personality routine if it is
5716 known to be compatible with our expectations.
5717 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5718 Declare unw_table_entry stack variable and
5719 mod all calls to _Unwind_FindTableEntry to add arg.
5720 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5721 (_Unwind_FindTableEntry): Add arg to prototype.
5723 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5725 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5726 field 'signal_pfs_loc'.
5727 (uw_frame_state_for): Remove duplicate code dealing with leaf
5728 procedures without unwind info.
5729 If in the frame after unwinding through a signal handler, restore
5730 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5731 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5732 'pfs_loc' to the AR.PFS location in the signal context; instead
5733 set 'signal_pfs_loc'.
5734 Manually generate the unwind info for the AR.PFS register.
5735 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5736 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5737 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5738 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5739 instead set 'signal_pfs_loc'.
5740 Remove code preventing the AR.PFS register from being restored
5741 from the signal context.
5743 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5744 Tristan Gingold <gingold@adacore.com>
5746 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5747 * config/ia64/t-vms: New file.
5748 * config/ia64/vms64.h: New file.
5749 * config/ia64/vms.h: New file.
5750 * config/ia64/vms-crtinit.asm: New file.
5751 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5752 * config/ia64/vms-unwind.h: New file.
5754 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5756 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5759 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5762 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5764 * real.h (do_mpc_arg2): ... here.
5765 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5768 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5770 * final.c (add_debug_prefix_map): Don't use GC memory for
5771 old_prefix and new_prefix.
5773 2009-08-14 Richard Guenther <rguenther@suse.de>
5775 * ipa-prop.c (compute_complex_pass_through): If we cannot
5776 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5778 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5780 * c-lex.c (c_lex_with_flags): Increase size of local variable
5781 to avoid memory clobber.
5783 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5786 * config/i386/i386.c (ix86_fp_comparison_strategy):
5787 Only enable/disable sahf at function granularity.
5789 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5791 PR rtl-optimization/41064
5792 * reload1.c (reload_as_needed): Don't call extract_insn
5793 for known invalid replacements after calling
5794 validate_replace_rtx_group and verify_changes.
5796 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5799 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5800 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5801 ix86_expand_fp_vcond.
5802 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5803 Assert that operation is supported by ix86_expand_int_vcond.
5804 (vcondu<SSEMODE124C8:mode>): Ditto.
5806 2009-08-13 DJ Delorie <dj@redhat.com>
5808 * config/i386/djgpp-stdint.h: New.
5809 * config.gcc (djgpp): Use it.
5811 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5813 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5814 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5816 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5818 * tree-ssa-loop-prefetch.c
5819 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5820 for long-stride pruning.
5821 (compute_miss_rate): New function to compute the probability
5822 that two memory references access different cache lines.
5824 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5826 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5828 2009-08-13 Richard Guenther <rguenther@suse.de>
5831 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5832 use the constant pointer type.
5833 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5834 of CV qualifiers on the target pointer type.
5835 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5836 conversion check before restrict check.
5838 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5841 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5843 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5845 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5847 2009-08-12 Richard Guenther <rguenther@suse.de>
5849 PR tree-optimization/41011
5850 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5851 and reference constructing.
5853 2009-08-12 Xinliang David Li <davidxl@google.com>
5855 PR tree-optimization/41012
5856 * tree-flow.h : New external interface.
5857 * gimple-low.c (check_call_arg): Change to public function.
5858 Remove argument mismatch check in lowering.
5859 * tree-inline.h (tree_can_inline_p): Interface change.
5860 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5862 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5863 Call change to tree_can_inline_p function.
5864 (cgraph_decide_inlining_incrementally): Ditto.
5866 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5868 PR tree-optimization/41031
5869 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5870 on the partition variable rather than promote_mode on the source
5871 type. Assert that the partition variable's type has the same
5872 mode as the source value's.
5874 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5876 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5877 for for_return == 2.
5878 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5880 * calls.c (expand_call): Fix typo.
5881 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5883 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5885 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5886 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5887 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5888 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5890 2009-08-12 Andrew Haley <aph@redhat.com>
5892 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5894 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5897 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5899 2009-08-12 Richard Guenther <rguenther@suse.de>
5901 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5902 * gimplify.c (gimplify_modify_expr): Do not use
5903 lang_hooks.types_compatible_p.
5904 * tree-ssa.c (useless_type_conversion_p): For aggregates
5905 just return false if the canonical types differ.
5907 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5910 * sese.c (convert_for_phi_arg): New.
5911 (add_guard_exit_phis): Use convert_for_phi_arg.
5913 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5915 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5916 unknown subscript upper bounds.
5918 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5919 Pranav Garg <pranav.garg2107@gmail.com>
5921 * graphite-interchange.c (gather_access_strides): Removed.
5922 (ppl_max_for_le): New.
5923 (build_linearized_memory_access): New.
5924 (memory_stride_in_loop): New.
5925 (pbb_interchange_profitable_p): Reimplemented.
5926 * graphite-ppl.h (ppl_new_id_map): New.
5927 (ppl_interchange): New.
5929 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5931 * graphite-interchange.c (compute_subscript): Removed.
5932 (compute_array_size_cstr): Removed.
5933 (compute_array_size_poly): Removed.
5934 (compute_array_size): Removed.
5935 (gather_access_strides_poly): Removed.
5936 (gather_access_strides): Empty.
5938 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5940 * graphite-dependences.c (dependence_polyhedron_1): Replace
5941 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5942 (graphite_legal_transform_dr): Same.
5943 (graphite_carried_dependence_level_k): Same.
5944 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5945 Initialize PDR_NB_SUBSCRIPTS.
5946 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5948 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5949 (PDR_NB_SUBSCRIPTS): New.
5950 (pdr_nb_subscripts): Removed.
5951 (pdr_dim): Simplified.
5952 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5953 with PDR_NB_SUBSCRIPTS.
5955 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5957 * graphite-interchange.c (compute_array_size): Remove use of
5959 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5960 Do not initialize PDR_DATA_CONTAINER.
5961 (print_pdr): Do not print PDR_DATA_CONTAINER.
5962 * graphite-poly.h (struct poly_dr): Remove data_container field.
5963 (PDR_DATA_CONTAINER): Removed.
5964 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5966 (build_poly_dr): Same.
5968 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5969 Sebastian Pop <sebastian.pop@amd.com>
5971 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5972 copy of the dependence polyhedron. Free the temporary objects.
5973 (graphite_carried_dependence_level_k): Free unused objects before
5976 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5978 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5979 Early return without analyzing the data dependences if no
5980 transform has been done. Call restore_scattering if the transform
5982 (graphite-interchange.c): Same.
5983 * graphite-poly.c (print_scattering_function): Test for
5985 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5986 (apply_poly_transforms): Do not gcc_assert that
5987 the transform is legal.
5988 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5989 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5990 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5991 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5992 * graphite-poly.h (struct poly_scattering): New.
5993 (struct poly_bb): Add original, transformed, and saved fields.
5994 Remove transformed_scattering, original_scattering,
5995 nb_local_variables and nb_scattering_transform fields.
5996 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5997 (poly_scattering_new): New.
5998 (poly_scattering_free): New.
5999 (poly_scattering_copy): New.
6000 (store_scattering_pbb): New.
6001 (store_scattering): New.
6002 (restore_scattering_pbb): New.
6003 (restore_scattering): New.
6004 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
6005 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
6007 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6009 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
6012 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6014 * Makefile.in (graphite.o): Depends on PREDICT_H.
6015 * graphite.c: Include predict.h.
6016 (graphite_finalize): Call tree_estimate_probability.
6017 * predict.c (predict_loops): Do not call scev_initialize and
6019 (tree_estimate_probability_bb): New.
6020 (tree_estimate_probability): Do not initialize loops: move that
6021 code to the driver. Call tree_estimate_probability_bb.
6022 (tree_estimate_probability_driver): New.
6023 (pass_profile): Use tree_estimate_probability_driver.
6024 * predict.h (tree_estimate_probability): Declared.
6026 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6028 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
6029 * graphite-dependences.c (graphite_legal_transform): Add time to
6030 TV_GRAPHITE_DATA_DEPS.
6031 (dependency_between_pbbs_p): Same.
6032 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
6034 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
6036 PR rtl-optimization/41033
6037 * alias.c (nonoverlapping_component_refs_p): Punt when strict
6038 aliasing is disabled.
6040 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6042 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
6043 si_mask_operand, and_load_operand, low_bitmask_operand,
6044 and_reg_operand, and_operand): New predicates.
6045 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
6046 * config/mips/mips.c (and_operands_ok): New function.
6047 * config/mips/mips-protos.h (and_operands_ok): Declare it.
6048 * config/mips/mips.md (move_type): Add ext_ins and logical.
6049 (type): Handle them.
6050 (and<mode>3): Use and_reg_operand as the second operand's predicate.
6051 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
6052 shift_shift. Remove commutative constraint modifier.
6053 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
6055 (*clear_upper32_dext): Remove define_insn_and_split.
6056 (*clear_upper32): Turn this define_insn_and_split ...
6057 (splitter for ANDing register with 0xffff_ffff): .. into this.
6059 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6061 * combine.c (try_widen_shift_mode): Factor out code to check if an
6062 integer constant is a low-order bitmask from here ...
6063 * rtlanal.c (low_bitmask_len): ... to here.
6064 * rtl.h (low_bitmask_len): Declare.
6066 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
6069 * config/alpha/alpha.md (addsi3): Remove expander.
6070 (addsi3): Rename from *addsi3_internal insn pattern.
6071 (subsi3): Remove expander.
6072 (subsi3): Rename from *subsi3_internal insn pattern.
6074 2009-08-11 Douglas B Rupp <rupp@gnat.com>
6076 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
6079 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
6080 Eric Botcazou <botcazou@adacore.com>
6081 Douglas B Rupp <rupp@gnat.com>
6083 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
6084 that records that fit in 64 bits are returned by immediate value,
6085 as required by OpenVMS Calling Standard.
6086 (function_value): Adjust for above modification.
6087 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
6088 virtual_incoming_args_rtx as base object, not next_arg.
6089 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6091 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6093 * reload.c (find_reloads_subreg_address): Check the original
6094 req_equiv_mem address to detect the case where an address is
6095 not valid in the outer mode.
6097 2009-08-11 Richard Guenther <rguenther@suse.de>
6100 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
6102 2009-08-10 Douglas B Rupp <rupp@gnat.com>
6104 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
6105 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
6107 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
6108 Douglas B Rupp <rupp@gnat.com>
6110 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
6111 PT_STACK when frame_pointer_needed on OpenVMS.
6112 (alpha_pv_save_size, alpha_using_fp): Remove.
6113 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
6114 with proper processing for PT_NULL.
6115 (alpha_vms_initial_elimination_offset): New function. Support for
6116 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
6117 (alpha_sa_size): Force procedure type to PT_STACK when
6118 frame_pointer_needed on OpenVMS.
6119 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
6120 (alpha_using_fp): Likewise.
6121 (alpha_vms_can_eliminate): Add prototype.
6122 (alpha_vms_initial_elimination_offset): Likewise.
6123 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
6124 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
6126 2009-08-10 Eric Botcazou <botcazou@adacore.com>
6127 Douglas B Rupp <rupp@gnat.com>
6129 * config/alpha/alpha.c (common_object_handler): New function.
6130 (vms_attribute_table): Declare a single attribute "common_object".
6131 (vms_output_aligned_decl_common): New global function.
6132 (SECTION_VMS_OVERLAY): Delete.
6133 (SECTION_VMS_GLOBAL): Likewise.
6134 (SECTION_VMS_INITIALIZE): Likewise.
6135 (vms_asm_named_section): Remove support for above flags.
6136 (vms_section_type_flags): Delete.
6137 (TARGET_SECTION_TYPE_FLAGS): Likewise.
6138 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
6139 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6140 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
6142 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6145 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
6146 (sub_ddmmss): Likewise.
6148 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
6151 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
6154 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6157 * reload1.c (reload_as_needed): Use cancel_changes to completely
6158 undo a failed replacement attempt.
6160 2009-08-10 Richard Guenther <rguenther@suse.de>
6163 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
6164 (useless_type_conversion_p): ... here. Require pointer targets
6167 2009-08-10 Dodji Seketeli <dodji@redhat.com>
6170 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
6171 loose the original type of the statement list.
6173 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6175 * config/alpha/alpha.c: Include libfuncs.h
6176 (avms_asm_output_extern): New function.
6177 (alpha_init_libfuncs): Init some decc libfuncs.
6178 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
6179 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
6180 (DO_CRTL_NAMES): Define.
6182 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
6183 (LONG_TYPE_SIZE): Define.
6184 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
6185 (SUBTARGET_SWITCHES): Define malloc64 switch.
6186 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
6187 (MASK_RETURN_ADDR): Define.
6188 doc/invoke.texi (mmalloc64): Document switch.
6190 2009-08-09 Olivier Hainque <hainque@adacore.com>
6191 Douglas B Rupp <rupp@gnat.com>
6193 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
6194 uses_condition_handler.
6195 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
6196 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
6197 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
6198 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
6199 (code_for_builtin): New insn codes for the new alpha_builtins.
6200 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
6201 (alpha_sa_size): Account for uses_condition_handler.
6202 (alpha_expand_prologue): Likewise.
6203 (alpha_start_function): Likewise.
6204 (alpha_expand_epilogue): Likewise.
6205 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
6206 establish/revert expanders.
6207 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
6208 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
6209 New expander, resorting to the alpha.c associated function.
6210 (builtin_revert_vms_condition_handler): Likewise.
6211 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
6212 __gcc_shell_handler, the static VMS condition handler used as
6213 an indirection wrapper to the current dynamically established
6215 * config/alpha/vms-unwind.h: Complete rewrite.
6216 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
6217 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
6219 2009-08-09 Eric Botcazou <botcazou@adacore.com>
6220 Douglas B Rupp <rupp@gnat.com>
6222 * config/alpha/alpha.c (alpha_links): Add 'target' field.
6223 (alpha_need_linkage): Handle aliases. Return function symbol.
6224 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
6225 Use ultimate alias target for the linkage name.
6226 * config/alpha/alpha.md (movmemdi): Use the symbol returned
6227 by alpha_need_linkage for the function symbol.
6228 (setmemdi): Likewise.
6230 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6232 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
6233 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
6234 (ASM_WEAKEN_LABEL): Define.
6235 (CRT_CALL_STATIC_FUNCTION): Define.
6236 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
6237 (ENDFILE_SPEC): Define.
6238 (INIT_SECTION_ASM_OP): Define.
6239 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
6240 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
6242 (MULTILIB_OSDIRNAMES): Define.
6243 (shlib_version): Define.
6244 (SHLIB_EXT): Define.
6245 (SHLIB_OBJS): Define.
6246 (SHLIB_NAME): Define.
6247 (SHLIB_MULTILIB): Define.
6248 (SHLIB_INSTALL): Define.
6249 (SHLIB_SYMVEC): Define.
6250 (SHLIB_SYMVECX2): Define.
6251 (SHLIB_LINK): Define.
6253 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6255 * config/alpha/alpha.c (alpha_initialize_trampoline):
6256 Initialize VMS trampoline IAW ABI for bounded procedure calls.
6257 (alpha_start_function): Emit transfer address on nested functions
6258 for VMS trampoline call.
6259 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
6260 since no longer used.
6261 * config/alpha/vms-tramp.asm: Remove.
6262 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
6263 since now only data initialized at runtime.
6265 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6267 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
6268 (LINK_GCC_C_SEQUENCE_SPEC): Define.
6269 (MD_EXEC_PREFIX): Remove, no longer used.
6270 (MD_STARTFILE_PREFIX): Likewise.
6271 (INCLUDE_DEFAULTS): Likewise.
6272 * config/alpha/t-vms:
6273 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
6275 2009-08-09 Richard Guenther <rguenther@suse.de>
6277 PR tree-optimization/41016
6278 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
6279 (operand_precision): Remove.
6280 (integral_operand_p): Likewise.
6281 (recognize_single_bit_test): Adjust.
6283 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6285 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
6286 operation overflows. Likewise non-cast unary arithmetic.
6287 If one arm of a conditional expression is always taken,
6288 inhibit evaluation warnings for the other arm. Likewise inhibit
6289 evaluation warnings for the second && or || operand if the first
6290 operand is enough to determine the result.
6291 * c-typeck.c (build_conditional_expr): Apply the same inhibition
6293 (build_binary_op): Prevent duplicate evaluation warnings.
6295 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6297 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
6298 and destination have different modes, Use promote_mode to
6299 determine the signedness of the conversion. Assert that the
6300 promoted source mode matches the destination mode. Don't pass
6301 the destination and destination mode to expand_expr if the source
6302 mode is different. Simplify conversion logic.
6304 2009-08-09 Ira Rosen <irar@il.ibm.com>
6306 PR tree-optimization/41008
6307 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
6308 from condition only in case it's a comparison. Adjust checks.
6310 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
6312 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
6313 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
6314 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
6315 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
6316 (dump_cand): Handle them.
6317 (struct iv_cand): New members COST_STEP and AINC_USE.
6318 (stmt_after_increment): Likewise.
6319 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
6320 callers changed. Use gimple_uid comparison instead of scanning.
6321 (add_candidate_1): When looking for identical candidates, take
6322 AINC_USE into account. Set it for new candidates.
6323 (force_expr_to_var_cost): Cast target_spill_cost to int.
6324 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
6325 All callers changed. Check for availability of autoinc addressing
6326 modes, both in general for a given mode, and in the specific use case.
6327 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
6329 (get_computation_cost): Likewise.
6330 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
6331 add_autoinc_candidates): New static functions.
6332 (add_candidate): Call add_autoinc_candidates for candidates based on
6334 (find_iv_candidates): Call set_autoinc_for_original_candidates.
6335 (determine_use_iv_cost_address): If we have an autoinc candidate at
6336 the matching use, verify autoinc is possible and subtract the cost
6337 of the candidate's step from the cost.
6338 (determine_iv_cost): Record the cost of the increment in the COST_STEP
6339 member of the candidate.
6340 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
6341 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
6343 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6345 * config.build (ia64-hp-*vms*): New target.
6346 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6348 * config.gcc (ia64-hp-*vms*): New target.
6349 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6351 * config.host (ia64-hp-*vms*): New target.
6352 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6355 2009-08-08 Richard Guenther <rguenther@suse.de>
6357 PR tree-optimization/40991
6358 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
6360 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
6362 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
6363 mode check. Do truncations in an integer mode.
6364 (force_to_mode): Handle subregs for all mode types. Only do
6365 arithmetic simplifications on integer modes.
6367 2009-08-07 Richard Guenther <rguenther@suse.de>
6369 PR tree-optimization/40999
6370 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
6371 (maybe_fold_reference): Lookup constant initializers.
6372 (fold_gimple_assign): Likewise.
6374 2009-08-07 Richard Guenther <rguenther@suse.de>
6376 * tree-ssa.c (useless_type_conversion_p_1): Only for types
6377 that require structural equality defer to the langhook.
6379 2009-08-07 Martin Jambor <mjambor@suse.cz>
6381 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
6383 (struct ipa_pass_through_data): New type.
6384 (struct ipa_ancestor_jf_data): New type.
6385 (union jump_func_value): Removed field formal_id, added fields
6386 pass_through and ancestor.
6387 (struct ipa_param_call_note): Changed type of formal_id to int from
6389 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
6390 operations jump functions and ancestor jump functions.
6391 (compute_complex_pass_through): New function.
6392 (compute_scalar_jump_functions): Call compute_complex_pass_through,
6393 reflect changes in the jump function strucutre.
6394 (update_jump_functions_after_inlining): Ignore complex pass-through
6395 and ancestor jump functions.
6396 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
6397 polynomial pass-through with operation jump functions.
6399 2009-08-07 Jakub Jelinek <jakub@redhat.com>
6401 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
6402 fde->dw_fde_begin as begin label instead of hot/cold label.
6403 Use LLSDAC label instead of LLSDA for second section lsda.
6404 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
6405 label instead of LLSDA if it is true.
6406 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
6408 * except.c (add_call_site, dw2_size_of_call_site_table): Add
6409 SECTION argument. Use it as index into crtl->eh.call_site_record
6411 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
6412 use it to determine how to print table entries instead of using
6413 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
6414 label instead of normal begin label as base.
6415 (sjlj_assign_call_site_values): Adjust add_call_site caller.
6416 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
6417 ensure no EH range spans between sections and that landing pads
6418 are always in the corresponding section.
6419 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
6420 for crtl->eh.call_site_record being an array rather than scalar.
6421 (output_one_function_exception_table): New function, copied
6422 from output_function_exception_table. Adjust
6423 dw2_size_of_call_site_table, dw2_output_call_site_table
6424 callers. For SECOND section use *C suffixed labels.
6425 (output_function_exception_table): Call
6426 output_one_function_exception_table and, when doing hot/cold
6427 partitioning, also another time for the second section.
6428 * opts.c: Include except.h.
6429 (decode_options): Allow -freorder-blocks-and-partition with
6430 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
6431 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
6432 * function.h (struct rtl_eh): Change call_site_record from
6433 scalar into array of 2 elements.
6435 2009-08-07 Martin Jambor <mjambor@suse.cz>
6437 * ipa-prop.c (count_formal_params_1): New function.
6438 (ipa_get_vector_of_formal_parms): New function.
6439 (get_vector_of_formal_parm_types): New function.
6440 (ipa_modify_formal_parameters): New function.
6441 (ipa_modify_call_arguments): New function.
6442 (index_in_adjustments_multiple_times_p): New function.
6443 (ipa_combine_adjustments): New function.
6444 (ipa_dump_param_adjustments): New function.
6445 * ipa-prop.h (struct ipa_parm_adjustment): New type.
6446 (ipa_get_vector_of_formal_parms): Declare.
6447 (ipa_modify_formal_parameters): Declare.
6448 (ipa_modify_call_arguments): Declare.
6449 (ipa_combine_adjustments): Declare.
6450 (ipa_dump_param_adjustments): Declare.
6451 (build_ref_for_offset): Declare.
6452 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
6453 * tree-sra.c: Include ipa-prop.c.
6454 (build_ref_for_offset): Make public.
6456 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
6458 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
6460 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
6462 * gcc/doc/extend.texi (__builtin_extract_return_address)
6463 (__builtin_frob_return_address): Document.
6465 2009-08-06 Paul Brook <paul@codesourcery.com>
6467 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
6468 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
6469 implementation on ARMv6-M.
6471 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6473 * doc/extend.texi (pcs): Document new attribute for ARM.
6475 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6477 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6480 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6482 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
6485 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6487 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
6489 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6491 Merge ARM/hard_vfp_branch to trunk.
6493 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6495 * arm.c (libcall_eq): New function.
6496 (libcall_hash): New function.
6497 (add_libcall): New function.
6498 (arm_libcall_uses_aapcs_base): New function.
6499 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6500 libcalls using the base PCS.
6501 (arm_init_cumulative_args): Likewise.
6503 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6505 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6506 Use base ABI for conversion libfuncs between HFmode and SFmode.
6508 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6510 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6511 V4SImode as representatives of all 64-bit and 128-bit vector
6512 types. Allow vector types without vector modes.
6513 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6514 without vector modes like BLKmode.
6515 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6516 BLKmode. Avoid unsupported vector modes or TImode moves for
6518 (aapcs_vfp_allocate_return_reg): Likewise.
6519 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6520 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6522 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6524 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6525 (arm_get_pcs_model): Pass attribute arguments to
6526 arm_pcs_from_attribute.
6527 (arm_init_cumulative_args): Use base AAPCS for conversions from
6528 floating-point types to DImode.
6529 (arm_attribute_table): Add pcs attribute.
6530 (arm_handle_pcs_attribute): New.
6531 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6532 conversions from floating-point types to DImode, also declare them
6533 to use base AAPCS and declare functions they call to use base
6534 AAPCS and their RTABI names.
6536 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6538 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6539 -mfloat-abi=hard not being supported for VFP.
6541 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6543 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6544 SYMBOL_REF to hard_libcall_value.
6546 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6547 Richard Earnshaw <rearnsha@arm.com>
6549 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6550 has been put on the stack, all remaining co-processory arguments for
6551 that co-processor also go on the stack.
6553 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6555 * config/arm/arm.c (arm_return_in_memory): Handle returning
6556 vectors of suitable size in registers also for AAPCS case.
6558 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6560 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6562 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6564 ARM Hard-VFP calling convention
6565 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6566 * target.h (gcc_target): Add libcall_value to table of call hooks.
6567 * targhooks.h (default_libcall_value): Default implementation.
6568 * targhooks.c (default_libcall_value): Likewise.
6569 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6570 * optabs.c (expand_unop): Use it.
6571 * expr.h (hard_libcall_value): Pass the function RTX through.
6572 * calls.c (emit_library_call_value_1): Update call to
6574 * explow.c (hard_libcall_value): Use new target hook.
6575 * testsuite/lib/target-supports.exp
6576 (check_effective_target_arm_hard_vfp_ok): New hook.
6577 (check_effective_target_arm_neon_ok): Improve test for neon
6579 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6580 * config/arm/arm.c: Include cgraph.h
6581 (TARGET_FUNCTION_VALUE): Override default hook.
6582 (arm_pcs_default): New variable.
6583 (arm_override_options): Don't fault hard calling convention with VFP.
6584 Add support for AAPCS variants.
6585 (arm_function_value): Make static. Handle AAPCS variants.
6586 (arm_libcall_value): New function.
6587 (arm_apply_result_size): Handle VFP registers in results.
6588 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6590 (pcs_attribute_args): New variable.
6591 (arm_pcs_from_attribute): New function.
6592 (arm_get_pcs_model): New function.
6593 (aapcs_vfp_cum_init): New function.
6594 (aapcs_vfp_sub_candidate): New function.
6595 (aapcs_vfp_is_return_candidate): New function.
6596 (aapcs_vfp_is_call_candidate): New function.
6597 (aapcs_vfp_allocate): New function.
6598 (aapcs_vfp_allocate_return_reg): New function.
6599 (aapcs_vfp_advance): New function.
6600 (aapcs_cp_arg_layout): New variable.
6601 (aapcs_select_call_coproc): New function.
6602 (aapcs_select_return_coproc): New function.
6603 (aapcs_allocate_return_reg): New function.
6604 (aapcs_libcall_value): New function.
6605 (aapcs_layout_arg): New function.
6606 (arm_init_cumulative_args): Initialize AAPCS args data.
6607 (arm_function_arg): Handle AAPCS variants using new interface.
6608 (arm_arg_parital_bytes): Likewise.
6609 (arm_function_arg_advance): New function.
6610 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6611 calling conventions.
6612 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6613 * arm.h (NUM_VFP_ARG_REGS): Define.
6614 (LIBCALL_VALUE): Update.
6615 (FUNCTION_VALUE): Delete.
6616 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6617 (arm_pcs): New enum.
6618 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6619 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6620 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6621 * arm-protos.h (arm_function_arg_advance): Add.
6622 (aapcs_libcall_value): Add.
6623 (arm_function_value): Delete.
6625 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6626 H.J. Lu <hongjiu.lu@intel.com>
6629 * config/i386/i386.c (standard_sse_mode_p): Remove.
6630 (standard_sse_constant_p): Return 2 for integer mode
6631 vector_all_ones_operand when SSE2 is enabled.
6632 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6633 (ix86_expand_vector_move): Do not check for negative values from
6634 standard_sse_constant_p.
6636 2009-08-06 Richard Guenther <rguenther@suse.de>
6638 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6639 array type comparisons frontend independent.
6640 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6641 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6642 out array reference lower bound and element size operands.
6643 (ao_ref_init_from_vn_reference): Properly compute the offset
6644 for ARRAY_RANGE_REF.
6645 (vn_reference_fold_indirect): Fill out array reference lower
6646 bound and element size operands.
6647 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6648 a non gimple valued reference operand which can happen for
6649 array reference lower bound or element size.
6650 (create_component_ref_by_pieces_1): Properly generate the
6651 element size operand for array references.
6653 2009-08-06 Richard Guenther <rguenther@suse.de>
6655 PR tree-optimization/40964
6656 * tree.c (iterative_hash_host_wide_int): Export.
6657 * tree.h (iterative_hash_host_wide_int): Declare.
6658 * tree-ssa-structalias.c (heapvar_map): New struct.
6659 (heapvar_map_eq): New function.
6660 (heapvar_map_hash): Likewise.
6661 (heapvar_lookup): Adjust.
6662 (heapvar_insert): Likewise.
6663 (make_constraint_from_heapvar): Allow multiple heap variables
6664 per decl at different offsets.
6665 (init_alias_heapvars): Adjust.
6667 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6669 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6670 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6671 trailing sync if TARGET_SYNC_AFTER_SC.
6673 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6675 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6676 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6677 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6678 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6679 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6680 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6681 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6682 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6683 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6684 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6685 the prototype declaration match the definition.
6686 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6687 instructions explicitly. Add barrier_before and operands
6689 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6690 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6691 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6692 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6693 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6694 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6696 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6698 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6700 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6701 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6704 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6707 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6709 PR rtl-optimization/40924
6710 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6711 make sure canon_rtx (mem_address) isn't simpler than
6712 canon_rtx (expanded_mem_address).
6714 2009-08-05 Li Feng <nemokingdom@gmail.com>
6716 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6718 (build_scop_drs): Build alias set for each SCoP.
6720 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6722 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6723 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6724 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6725 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6726 (BASE_DRIVER_SELF_SPECS): Likewise.
6728 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6730 * tree-ssa-alias.c: Fix some comment typos.
6732 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6734 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6735 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6737 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6740 * simplify-rtx.c (simplify_binary_operation_1): Disable
6741 simplifications for decimal float operations.
6743 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6746 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6747 operand of INDIRECT_REF.
6749 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6751 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6752 constants referencing TLS symbols.
6754 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6756 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6757 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6759 2009-08-03 Richard Guenther <rguenther@suse.de>
6761 * tree.c (make_vector_type): Build a main variant first,
6762 get the canonical one and then build the variant.
6763 * tree-ssa.c (useless_type_conversion_p_1): Handle
6765 (useless_type_conversion_p): Conversions to pointers to
6766 incomplete record types are useless.
6768 2009-08-03 Richard Guenther <rguenther@suse.de>
6770 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6771 file will be created.
6772 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6773 * toplev.c (compile_file): Adjust comment.
6775 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6777 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6778 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6779 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6780 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6781 (sh_promote_function_mode): Fix typo.
6783 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6785 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6787 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6789 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6790 declaration arguments.
6792 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6794 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6795 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6796 (ix86_split_ashl): Ditto.
6797 (ix86_expand_vector_init_one_nonzero): Ditto.
6798 (ix86_expand_vector_set): Ditto.
6799 (ix86_expand_reduc_v4sf): Ditto.
6801 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6803 * explow.c (promote_function_mode): Remove assert.
6804 * config/sh/sh.c (sh_promote_function_mode): Declare.
6806 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6808 * config/pa/pa.c (pa_promote_function_mode): Declare.
6809 Change to static. Fix promote_mode call.
6811 * gthr-dce.h (CONST_CAST2): Define if not defined.
6812 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6814 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6816 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6818 * expr.c (store_constructor): Use promote_decl_mode. Remove
6819 now write-only variable unsignedp.
6820 (expand_expr_real_1): Use promote_decl_mode.
6821 * expr.h (promote_function_mode, promote_decl_mode): New.
6822 (promote_mode): Remove last argument.
6823 * function.c (assign_temp): Drop last argument of promote_mode.
6824 (assign_parm_find_data_types): Use promote_function_mode.
6825 (assign_parm_setup_reg): Likewise.
6826 (expand_function_end): Use promote_function_mode.
6827 * calls.c (initialize_argument_information): Use promote_function_mode.
6828 (precompute_arguments): Use promote_mode instead of checking if
6829 only PROMOTE_FUNCTION_MODE is defined.
6830 (expand_call): When making sibcall decisions, use promote_function_mode.
6831 Below, remove an if for targetm.calls.promote_function_return and
6832 and use promote_function_mode.
6833 (emit_library_call_value_1): Use promote_function_mode, fix bug
6834 where promote_mode was passed FOR_CALL == 0 for a return value in an
6836 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6837 * explow.c (promote_function_mode, promote_decl_mode): New.
6838 (promote_mode): Keep only the FOR_CALL == 0 case.
6839 * combine.c (setup_incoming_promotion): Remove test of
6840 promote_function_args. Use promote_function_mode.
6841 * stmt.c (expand_value_return): Use promote_decl_mode.
6842 (expand_decl): Use promote_decl_mode.
6844 * expr.c (store_constructor): Use promote_decl_mode. Remove
6845 now write-only variable unsignedp.
6846 (expand_expr_real_1): Use promote_decl_mode.
6847 * expr.h (promote_function_mode, promote_decl_mode): New.
6848 (promote_mode): Remove last argument.
6849 * function.c (assign_temp): Drop last argument of promote_mode.
6850 (assign_parm_find_data_types): Use promote_function_mode.
6851 (assign_parm_setup_reg): Likewise.
6852 (expand_function_end): Use promote_function_mode.
6853 * calls.c (initialize_argument_information): Use promote_function_mode.
6854 (precompute_arguments): Use promote_mode instead of checking if
6855 only PROMOTE_FUNCTION_MODE is defined.
6856 (expand_call): When making sibcall decisions, use promote_function_mode.
6857 Below, remove an if for targetm.calls.promote_function_return and
6858 and use promote_function_mode.
6859 (emit_library_call_value_1): Use promote_function_mode, fix bug
6860 where promote_mode was passed FOR_CALL == 0 for a return value in an
6862 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6863 * explow.c (promote_function_mode, promote_decl_mode): New.
6864 (promote_mode): Keep only the FOR_CALL == 0 case.
6865 * combine.c (setup_incoming_promotion): Remove test of
6866 promote_function_args. Use promote_function_mode.
6867 * stmt.c (expand_value_return): Use promote_decl_mode.
6868 (expand_decl): Use promote_decl_mode.
6870 * explow.c (promote_function_mode): Just call the target hook.
6871 * targhooks.c (default_promote_function_mode,
6872 default_promote_function_mode_always_promote): New.
6873 * targhooks.h (default_promote_function_mode,
6874 default_promote_function_mode_always_promote): Declare.
6875 * target.h (promote_function_args, promote_function_return): Remove.
6876 (promote_function_mode): New.
6877 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6878 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6879 (TARGET_PROMOTE_FUNCTION_MODE): New.
6880 (TARGET_CALLS): Adjust.
6881 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6882 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6884 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6885 * config/s390/s390.c (s390_promote_function_mode): ... here,
6886 with pointer handling.
6887 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6888 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6890 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6891 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6892 with pointer handling.
6893 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6894 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6896 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6897 * config/sh/sh.c (sh_promote_function_mode): New.
6898 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6899 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6901 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6902 * config/cris/cris.c (cris_promote_function_mode): ... here.
6903 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6904 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6906 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6907 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6908 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6909 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6911 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6912 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6913 complex type handling.
6914 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6915 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6917 * config/pa/pa.c (pa_promote_function_mode): New.
6918 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6919 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6921 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6922 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6923 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6924 * config/xtensa/xtensa.c: Likewise.
6925 * config/stormy16/stormy16.c: Likewise.
6926 * config/iq2000/iq2000.c: Likewise.
6927 * config/rs6000/rs6000.c: Likewise.
6928 * config/picochip/picochip.c: Likewise.
6929 * config/arc/arc.c: Likewise.
6930 * config/mcore/mcore.c: Likewise.
6931 * config/score/score.c: Likewise.
6932 * config/mips/mips.c: Likewise.
6933 * config/bfin/bfin.c: Likewise.
6934 * config/ia64/ia64.c: Likewise (disabled though).
6936 * config/frv/frv.h: Remove pointless remark.
6938 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6939 TARGET_PROMOTE_FUNCTION_ARGS,
6940 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6941 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6943 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6945 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6946 -floop-parallelize-all.
6947 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6948 flag_loop_parallelize_all.
6949 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6950 * graphite.c (graphite_transform_loops): Same.
6952 * graphite-poly.c (apply_poly_transforms): Same.
6954 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6956 PR tree-optimization/40914
6957 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6958 if set, then check the delta field of the PMF record.
6959 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6960 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6961 call is stored in the delta.
6963 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6965 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6967 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6969 * config/i386/bsd.h (ASM_BYTE): New define.
6970 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6971 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6972 .byte. Use fputs or putc instead of fprintf where appropriate.
6973 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6974 fputs or putc instead of fprintf where appropriate.
6975 * config/i386/i386elf.h: Ditto.
6976 * config/i386/sysv4.h: Ditto.
6978 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6979 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6980 (*tls_global_dynamic_64): Ditto.
6982 2009-07-31 Christian Bruel <christian.bruel@st.com>
6984 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6986 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6988 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6989 Remove dead code for MINUS.
6991 2009-07-31 Anthony Green <green@moxielogic.com>
6993 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6995 (moxie_expand_epilogue): Ditto for epilogue.
6996 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6998 (moxie_function_arg): Ditto.
6999 (moxie_pass_by_reference): Ditto.
7000 (moxie_arg_partial_bytes): Ditto.
7001 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
7002 (FUNCTION_ARG_ADVANCE) Ditto.
7003 (REG_PARM_STACK_SPACE) Ditto.
7004 (FUNCTION_ARG_REGNO_P) Dito.
7006 * config.gcc: Add moxie linux config support.
7007 * gcc/config/moxie/uclinux.h: New file.
7009 2009-07-31 DJ Delorie <dj@redhat.com>
7011 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
7012 (UNSPECV_SP_SWITCH_E): New.
7013 (sp_switch_1): Change to an unspec.
7014 (sp_switch_2): Change to an unspec. Don't use post-inc when we
7016 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
7017 reference the new stack's address
7019 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7021 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
7022 graphite-clast-to-gimple.o, graphite-dependences.o,
7023 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7024 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
7025 (graphite-blocking.o,
7026 graphite-clast-to-gimple.o, graphite-dependences.o,
7027 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7028 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
7029 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
7030 * cfgloop.h (struct loop): Add can_be_parallel field.
7031 * common.opt (fgraphite-identity): Moved up.
7032 (fgraphite-force-parallel): New flag.
7033 * graphite.c: Rewrite.
7034 * graphite.h: Rewrite.
7035 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
7037 * toplev.c (graphite_out_file): New file descriptor.
7038 (graphite_in_file): New.
7039 (process_options): flag_graphite_force_parallel cannot be used without
7041 * tree-ssa-loop.c: Include toplev.h.
7042 (gate_graphite_transforms): Enable flag_graphite for
7043 flag_graphite_force_parallel.
7045 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7047 * ChangeLog.graphite: New.
7048 * graphite-blocking.c: New.
7049 * graphite-clast-to-gimple.c: New.
7050 * graphite-clast-to-gimple.h: New.
7051 * graphite-dependences.c: New.
7052 * graphite-dependences.h: New.
7053 * graphite-interchange.c: New.
7054 * graphite-poly.c: New.
7055 * graphite-poly.h: New.
7056 * graphite-ppl.c: New.
7057 * graphite-ppl.h: New.
7058 * graphite-scop-detection.c: New.
7059 * graphite-scop-detection.h: New.
7060 * graphite-sese-to-poly.c: New.
7061 * graphite-sese-to-poly.h: New.
7065 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7067 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
7068 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
7070 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7072 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
7073 (scev_is_linear_expression): Return false if the evolution is not
7074 affine multivariate.
7076 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7078 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
7079 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
7081 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7083 * tree-data-ref.c (debug_data_references): New.
7084 (debug_data_reference): New.
7085 * tree-data-ref.h (debug_data_references): Declared.
7086 (debug_data_reference): Declared.
7088 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7090 * tree-data-ref.c (stmt_simple_memref_p: Removed.
7091 * tree-data-ref.h (scop_p): Removed.
7092 (struct data_reference): Remove field scop.
7094 (stmt_simple_memref_p): Removed.
7096 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7098 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
7099 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
7102 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7104 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
7106 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7108 * doc/invoke.texi (-fgraphite-identity): Documented.
7110 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7112 * tree-scalar-evolution.c: Fix comment.
7113 (instantiate_scev_1): Return unknow from scev instantiation if the
7114 result is not above instantiate_below.
7116 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7118 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
7119 static anymore. Instantiate the symbols that may have been introduced
7121 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
7124 2009-07-30 DJ Delorie <dj@redhat.com>
7126 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
7127 .vliw directive to VLIW sections.
7129 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7131 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
7133 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
7134 (AUTOHEADER): New variable.
7135 ($(srcdir)/cstamp-h.in): Use it.
7137 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7138 Pat Haugen <pthaugen@us.ibm.com>
7139 Revital Eres <ERES@il.ibm.com>
7141 * config/rs6000/vector.md (VEC_F): Add VSX support.
7145 (vector_load_<mode>): Ditto.
7146 (vector_store_<mode>): Ditto.
7147 (vector GPR move split): Ditto.
7148 (vec_reload_and_plus_<mptrsize>): Ditto.
7149 (vec_reload_and_reg_<mptrsize>): Ditto.
7150 (add<mode>3): Ditto.
7151 (sub<mode>3): Ditto.
7152 (mul<mode>3): Ditto.
7153 (neg<mode>2): Ditto.
7154 (abs<mode>2): Ditto.
7155 (smin<mode>3): Ditto.
7156 (smax<mode>3): Ditto.
7157 (vector_eq<mode>): Ditto.
7158 (vector_gt<mode>): Ditto.
7159 (vector_ge<mode>): Ditto.
7160 (vector_gtu<mode>): Ditto.
7161 (vector_select_<mode>_uns): Ditto.
7162 (vector_eq_<mode>_p): Ditto.
7163 (vector_gt_<mode>_p): Ditto.
7164 (vector_ge_<mode>_p): Ditto.
7165 (vector_gtu_<mode>_p): Ditto.
7166 (cr6_test_for_zero): Ditto.
7167 (cr6_test_for_zero_reverse): Ditto.
7168 (cr6_test_for_lt): Ditto.
7169 (cr6_test_for_lt_reverse): Ditto.
7170 (xor<mode>3): Ditto.
7171 (ior<mode>3): Ditto.
7172 (and<mode>3): Ditto.
7173 (one_cmpl<mode>2): Ditto.
7174 (nor<mode>2): Ditto.
7175 (andc<mode>2): Ditto.
7176 (float<VEC_int<mode>2): Ditto.
7177 (unsigned_float<VEC_int><mode>2): Ditto.
7178 (fix_trunc<mode><VEC_int>2): Ditto.
7179 (fixuns_trunc<mode><VEC_int>2): Ditto.
7181 (vec_set<mode>): Ditto.
7182 (vec_extract<mode>): Ditto.
7183 (vec_interleave_highv4sf): Ditto.
7184 (vec_interleave_lowv4sf): Ditto.
7185 (vec_realign_load_<mode>): Ditto.
7186 (vec_shl_<mode>): Ditto.
7187 (vec_shr_<mode>): Ditto.
7188 (div<mode>3): New patterns for VSX.
7189 (vec_interleave_highv2df): Ditto.
7190 (vec_interleave_lowv2df): Ditto.
7191 (vec_pack_trunc_v2df): Ditto.
7192 (vec_pack_sfix_trunc_v2df): Ditto.
7193 (vec_pack_ufix_trunc_v2df): Ditto.
7194 (vec_unpacks_hi_v4sf): Ditto.
7195 (vec_unpacks_lo_v4sf): Ditto.
7196 (vec_unpacks_float_hi_v4si): Ditto.
7197 (vec_unpacks_float_lo_v4si): Ditto.
7198 (vec_unpacku_float_hi_v4si): Ditto.
7199 (vec_unpacku_float_lo_v4si): Ditto.
7200 (movmisalign<mode>): Ditto.
7201 (vector_ceil<mode>2): New patterns for vectorizing math library.
7202 (vector_floor<mode>2): Ditto.
7203 (vector_btrunc<mode>2): Ditto.
7204 (vector_copysign<mode>3): Ditto.
7206 * config/rs6000/predicates.md (easy_vector_constant_msb): New
7207 predicate for setting the high bit in each word, used for copysign.
7209 * config/rs6000/ppc-asm.h (f19): Whitespace.
7210 (f32-f63): Define if VSX.
7211 (v0-v31): Define if Altivec.
7212 (vs0-vs63): Define if VSX.
7214 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
7216 * config/rs6000/power7.md: New file, provide tuning parameters for
7219 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
7220 (rs6000_cpu_cpp_builtins): Ditto.
7221 (altivec_overloaded_builtins): Ditto.
7222 (altivec_resolve_overloaded_builtin): Ditto.
7224 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
7225 debug switch to disable vectorizing simple math builtin
7228 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7229 Vectorize simple math builtin functions.
7230 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7231 hook to vectorize math builtins.
7232 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
7233 (rs6000_builtin_conversion): Add VSX/power7 support.
7234 (rs6000_builtin_vec_perm): Ditto.
7235 (vsplits_constant): Add support for loading up a vector constant
7236 with just the high bit set in each part.
7237 (rs6000_expand_vector_init): Add VSX/power7 support.
7238 (rs6000_expand_vector_set): Ditto.
7239 (rs6000_expand_vector_extract): Ditto.
7240 (rs6000_emit_move): Ditto.
7241 (bdesc_3arg): Ditto.
7242 (bdesc_2arg): Ditto.
7243 (bdesc_1arg): Ditto.
7244 (rs6000_expand_ternop_builtin): Ditto.
7245 (altivec_expand_builtin): Ditto.
7246 (rs6000_expand_unop_builtin): Ditto.
7247 (rs6000_init_builtins): Ditto.
7248 (altivec_init_builtins): Ditto.
7249 (builtin_function_type): Ditto.
7250 (rs6000_common_init_builtins): Ditto.
7251 (rs6000_handle_altivec_attribute); Ditto.
7252 (rs6000_mangle_type): Ditto.
7253 (rs6000_vector_mode_supported_p): Ditto.
7254 (rs6000_mode_dependent_address): Altivec addresses with AND -16
7257 * config/rs6000/vsx.md: New file for VSX support.
7259 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
7260 identifing values with just the most significant bit set.
7261 (enum rs6000_builtins): Add builtins for VSX. Add simple math
7262 vectorized builtins.
7264 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
7265 (UNSPEC_VRFIM): Delete.
7266 (splitter for loading up vector with most significant bit): New
7267 splitter for vectorizing copysign.
7268 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
7269 vectorizing simple math functions.
7270 (altivec_vrfip): Add support for vectorizing simple math functions.
7271 (altivec_vrfim): Ditto.
7272 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
7274 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
7275 (power7.md, vsx.md): Include for power7 support.
7276 (copysigndf3): Use VSX instructions if -mvsx.
7277 (negdf2_fpr): Ditto.
7278 (absdf2_fpr): Ditto.
7279 (nabsdf2_fpr): Ditto.
7280 (adddf3_fpr): Ditto.
7281 (subdf3_fpr): Ditto.
7282 (muldf3_fpr): Ditto.
7283 (divdf3_fpr): Ditto.
7284 (fix_truncdfdi2_fpr): Ditto.
7285 (cmpdf_internal1): Ditto.
7286 (fred, fred_fpr): Convert into expander/insn to add VSX support.
7287 (btruncdf2, btruncdf2_fpr): Ditto.
7288 (ceildf2, ceildf2_fpr): Ditto.
7289 (floordf2, floordf2_fpr): Ditto.
7290 (floatdidf2, floatdidf2_fpr): Ditto.
7291 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
7292 (fmsubdf4_fpr): Ditto.
7293 (fnmadddf4_fpr_1): Ditto.
7294 (fnmadddf4_fpr_2): Ditto.
7295 (fnmsubdf4_fpr_1): Ditto.
7296 (fnmsubdf4_fpr_2): Ditto.
7297 (fixuns_truncdfdi2): Add expander for VSX support.
7298 (fix_truncdfdi2): Ditto.
7299 (fix_truncdfsi2): Ditto.
7301 (btruncsf2): Whitespace.
7302 (movdf_hardfloat32): Add support for VSX registers.
7303 (movdf_softfloat32): Ditto.
7304 (movdf_hardfloat64): Ditto.
7305 (movdf_hardfloat64_mfpgpr): Ditto.
7306 (movdf_softfloat64): Ditto.
7307 (movti splitters): Add check for vector registers supporting
7308 TImode in the future.
7309 (bpermd): Add power7 bpermd instruction.
7311 * config/rs6000/altivec.h (vec_div): Define if VSX.
7315 (vec_nearbyint): Ditto.
7318 (all predicates): Use the generic builtin function, and not the V4SF
7319 specific function so that the predicates will work with VSX's V2DF.
7323 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
7324 Document new VSX functions and types.
7326 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
7329 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
7330 "wa", and "j" constraints. Modify "v" to talk about Altivec
7331 instead of just vector.
7333 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
7336 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
7337 location for phi arguments.
7338 (rewrite_update_phi_arguments): Find locations for reaching defs.
7339 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7340 Add location to add_phi_arg calls.
7341 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
7342 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
7343 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
7344 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
7345 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
7346 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
7347 * tree-phinodes.c (make_phi_node): Initialize location.
7348 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
7349 (add_phi_arg): Add location parameter.
7350 (remove_phi_arg_num): Move location when moving phi argument.
7351 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
7353 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
7354 slpeel_update_phi_nodes_for_guard1,
7355 slpeel_update_phi_nodes_for_guard2,
7356 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
7357 vect_loop_versioning): Set locations.
7358 * tree-parloops.c (create_phi_for_local_result,
7359 transform_to_exit_first_loop, create_parallel_loop): Add locations.
7360 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
7361 * tree-vect-loop.c (get_initial_def_for_induction,
7362 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
7364 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
7365 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
7366 (gimple_phi_arg_set_location): New. Set locus.
7367 (gimple_phi_arg_has_location): New. Check for locus.
7368 (redirect_edge_var_map_location): New. Return locus from var_map.
7369 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
7370 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
7371 combining PHI arguments.
7372 (cond_store_replacement): Set location.
7373 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
7374 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
7375 scop_add_exit_phis_edge): Add locations.
7376 * tree-cfgcleanup.c (remove_forwarder_block,
7377 remove_forwarder_block_with_phi): Add locations.
7378 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
7379 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
7381 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
7382 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
7383 flush_pending_stmts): Add source location.
7384 * lambda-code.c (perfect_nestify): Maintain location stack with argument
7385 stack to preserve locations.
7386 * tree-vect-stmts.c (vectorizable_load): Add location.
7387 * tree-inline.c (copy_phis_for_bb): Copy locus.
7388 (setup_one_parameter): Add call locus to inlined parameter stmts.
7389 (initialize_inlined_parameters): Pass in call location as parameter
7391 (tree_function_versioning): Pass location to setup_one_parameter.
7392 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
7393 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
7394 copy and edge lists.
7395 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
7396 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
7397 locus parameter and override the stmt default if provided.
7398 (new_elim_graph, clear_elim_graph, delete_elim_graph,
7399 elim_graph_add_edge, elim_graph_remove_succ_edge,
7400 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
7401 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
7402 eliminate_phi): Add locus info in elimination graph for each edge and
7404 (insert_backedge_copies): Copy locus if present.
7405 * tree-flow.h (struct _edge_var_map): Add locus field.
7406 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
7407 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
7408 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
7410 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
7412 2009-07-30 Martin Jambor <mjambor@suse.cz>
7414 PR tree-optimization/40570
7415 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
7418 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
7420 * ssa-loop-manip.c: Include langhooks.h.
7421 (rewrite_phi_with_iv): New.
7422 (rewrite_all_phi_nodes_with_iv): New.
7423 (canonicalize_loop_ivs): Move here from tree-parloops.c.
7424 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
7425 * tree-parloops.c (loop_parallel_p): Move out all conditions
7426 except dependency check.
7427 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
7428 (gen_parallel_loop): Call canonicalize_loop_ivs without
7429 reduction_list argument.
7430 (build_new_reduction): New.
7431 (gather_scalar_reductions): New.
7432 (try_get_loop_niter): New.
7433 (try_create_reduction_list): New.
7434 (parallleize_loops): Change the parallel conditions check.
7435 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
7436 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
7438 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
7440 * opt-functions.awk (opt_args): Allow argument to be enclosed in
7442 * doc/options.texi (Option properties): Mention new quoting syntax.
7444 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7446 * config/alpha/alpha.c (alpha_start_function):
7447 Handle VMS_DEBUG_MAIN_POINTER
7448 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
7449 * doc/invoke.texi: Document -mdebug-main switch.
7451 2009-07-29 Richard Henderson <rth@redhat.com>
7453 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
7454 (cgraph_create_edge_including_clones): Likewise.
7455 * tree-inline.c (copy_bb): Operate on the correct edges
7456 when updating the callgraph.
7458 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7460 * config/alpha/vms-cc.c: Deleted.
7461 * config/alpha/vms-ld.c: Deleted.
7462 * config/alpha/t-vms64: Moved to config/vms
7463 * config/alpha/vms-crt0-64.c: Moved to config/vms
7464 * config/alpha/vms-crt0.c: Moved to config/vms
7465 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
7466 * config/alpha/vms-psxcrt0.c: Moved to config/vms
7467 * config/alpha/xm-vms.h: Moved to config/vms
7468 * config/alpha/x-vms: Moved to config/vms
7469 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
7471 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
7472 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
7474 * config/vms/t-vms64: Moved here from config/alpha
7475 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
7476 (argc,argv,envp): Enforce 32bit malloc'ing.
7477 * config/vms/vms-psxcrt0-64.c: Likewise.
7478 * config/vms/vms-crt0.c: Moved here from config/alpha.
7479 * config/vms/vms-psxcrt0.c: Likewise.
7480 * config/vms/vms-crtl-64.h: New file.
7481 * config/vms/vms-crtl.h: New file.
7482 * config/vms/vms.opt: New file.
7483 * config/vms/xm-vms64.h: New file.
7484 * config/vms/xm-vms.h: Moved here from config/alpha.
7485 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
7487 * config/vms/x-vms: Moved here from config/alpha.
7488 (version, VMS_EXTRA_PARTS): Moved to t-vms.
7489 (vms-ld.o, vms-cc.o): Removed.
7490 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7492 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7494 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7495 correct stack (obvious VMS fix).
7497 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7499 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7500 date, version info if VMS_DEBUGGING_INFO defined.
7501 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7502 size, date calculating code moved here.
7504 2009-07-29 Paul Brook <paul@codesourcery.com>
7506 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7509 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7512 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7513 to DImode when generating insq_le insn.
7515 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7517 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7518 New macro set for VMS_DEBUGGGING_INFO.
7519 (AT_string_form): Use it.
7521 2009-07-28 DJ Delorie <dj@redhat.com>
7523 * config/mep/mep.c (vtext_section): New.
7524 (vftext_section): New.
7525 (ftext_section): New.
7526 (mep_select_section): Add support for functions.
7527 (mep_unique_section): Likewise.
7528 (mep_asm_init_sections): Likewise.
7529 (mep_encode_section_info): Remove it from here.
7531 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7533 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7535 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7536 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7538 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7540 * dwarf2out.c (output_file_names): Test new macro
7541 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7542 (add_comp_dir_attribute): Likewise.
7544 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7546 * config/i386/mingw-w64.h (LINK_SPEC): Add
7547 separating space between commands.
7549 2009-07-28 Jan Hubicka <jh@suse.cz>
7551 PR tree-optimization/40759
7552 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7555 2009-07-27 DJ Delorie <dj@redhat.com>
7557 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7558 types are dword-aligned.
7559 (mep_expand_va_start): Likewise.
7561 2009-07-27 Olivier Hainque <hainque@adacore.com>
7562 Douglas B Rupp <rupp@gnat.com>
7564 * convert.c (convert_to_pointer): Don't assume the target
7565 pointer type is POINTER_SIZE long. Fetch its precision instead.
7567 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7569 * system.h (fopen): Undefine if macro.
7571 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7573 * dwarf2out.c (output_cfi_p): Removed.
7574 (output_cfis): New function.
7575 (output_fde): New function, split from output_call_frame_info.
7576 (output_call_frame_info): Use it.
7577 (dwarf2out_switch_text_section): Use output_cfis.
7579 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7581 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7582 TARGET_BI_ARCH is specified without enabling SJLJ.
7583 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7584 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7586 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7588 * arm.md (negdi2): Use DImode if forcing a value into a register.
7590 2009-07-26 Ira Rosen <irar@il.ibm.com>
7592 PR tree-optimization/40801
7593 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7594 of vector operand from the previous copy of vector statement.
7595 Pass the correct definition type value to
7596 vect_get_vec_def_for_stmt_copy().
7598 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7600 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7601 const char ** conversion.
7603 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7605 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7606 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7607 (gcc_unreachable): Invoke __builtin_unreachable() if
7608 !ENABLE_ASSERT_CHECKING.
7610 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7612 PR rtl-optimization/40445
7613 * emit-rtl.c (next_nonnote_insn_bb): New function.
7614 * rtl.h (next_nonnote_insn_bb): Declare new function.
7615 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7616 with no successors that is the successor of the ENTRY_BLOCK.
7617 Continue from the top after removing an empty fallthrough block.
7618 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7619 of next_nonnote_insn.
7621 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7623 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7625 2009-07-25 Martin Jambor <mjambor@suse.cz>
7627 * c-common.c (c_common_attribute_table): New element for noclone.
7628 (handle_noclone_attribute): New function. Forward-declare.
7629 * tree-inline.c (tree_versionable_function_p): Check for noclone
7631 * doc/extend.texi (Labels as Values): Document need for noclone.
7632 (Function Attributes): Document noclone attribute.
7634 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7636 PR rtl-optimization/34999
7637 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7638 and dw_fde_switched_cold_to_hot fields.
7639 (output_cfi_p): New function.
7640 (output_call_frame_info): If fde->dw_fde_switched_sections,
7641 output 2 FDEs instead of one with corrupted header.
7642 (dwarf2out_do_cfi_startproc): New function.
7643 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7644 and fde->dw_fde_switched_cold_to_hot.
7645 (dwarf2out_switch_text_section): Compute
7646 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7647 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7648 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7649 Otherwise, compute fde->dw_fde_switch_cfi.
7651 2009-07-24 Cary Coutant <ccoutant@google.com>
7653 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7655 2009-07-24 Cary Coutant <ccoutant@google.com>
7657 * cfghooks.c (split_block): Copy discriminator to new block.
7658 * tree-cfg.c (assign_discriminator): Check location of last
7659 instruction in block as well as first.
7661 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7663 * config/i386/linux.c: Use fputs or putc instead of fprintf
7665 * config/i386/gas.h: Ditto.
7666 * config/i386/x86-64.h: Ditto.
7667 * config/i386/att.h: Ditto.
7669 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7671 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7674 2009-07-24 Martin Jambor <mjambor@suse.cz>
7676 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7677 (ipa_push_func_to_list_1): Declare.
7678 (ipa_push_func_to_list): New function.
7680 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7681 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7682 (ipa_push_func_to_list): Removed.
7683 (ipa_pop_func_from_list): Clear node_enqueued flag.
7685 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7687 * config/s390/s390.c (override_options): Default
7688 max-unrolled-insns to 100 for z10 tuning.
7690 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7692 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7693 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7694 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7695 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7696 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7697 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7698 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7700 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7702 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7703 use default set in mingw32.h header.
7704 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7705 64-bit /mingw/include path.
7706 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7709 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7711 PR rtl-optimization/40209
7712 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7714 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7716 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7717 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7718 with the rest of string where appropriate. Use fputs or putc
7719 instead of fprintf where appropriate.
7721 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7722 Pat Haugen <pthaugen@us.ibm.com>
7723 Revital Eres <ERES@il.ibm.com>
7725 * config/rs6000/vector.md: New file. Move most of the vector
7726 expander support here from altivec.md to allow for the VSX vector
7727 unit in the future. Add support for secondary_reload patterns.
7728 Rewrite the patterns for vector comparison, and vector comparison
7729 predicate instructions so that the RTL expresses the desired
7730 behavior, instead of using unspec.
7732 * config/rs6000/constraints.md ("f" constraint): Use
7733 rs6000_constraints to hold the precalculated register class.
7734 ("d" constraint): Ditto.
7735 ("wd" constraint): New constraint for VSX.
7736 ("wf" constraint): Ditto.
7737 ("ws" constraint): Ditto.
7738 ("wa" constraint): Ditto.
7739 ("wZ" constraint): Ditto.
7740 ("j" constraint): Ditto.
7742 * config/rs6000/predicates.md (vsx_register_operand): New
7744 (vfloat_operand): New predicate for vector.md.
7745 (vint_operand): Ditto.
7746 (vlogical_operand): Ditto.
7747 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7748 (easy_vector_constant): Add VSX support.
7749 (altivec_indexed_or_indirect_operand): New predicate for
7750 recognizing Altivec style memory references with AND -16.
7752 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7753 for vector secondary reload support.
7754 (rs6000_vector_reg_class): Delete, replacing it with
7756 (rs6000_vsx_reg_class): Ditto.
7757 (rs6000_constraints): New array to hold the register classes of
7758 each of the register constraints that can vary at runtime.
7759 (builtin_mode_to_type): New static array for builtin function type
7761 (builtin_hash_table): New static hash table for builtin function
7763 (TARGET_SECONDARY_RELOAD): Define target hook.
7764 (TARGET_IRA_COVER_CLASSES): Ditto.
7765 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7766 registers are 128 bits if VSX memory reference instructions are used.
7767 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7769 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7770 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7771 Print several of the scheduling related parameters.
7772 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7773 rs6000_constraints instead of rs6000_vector_reg_class. Move
7774 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7775 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7776 Altivec. Add VSX support. Setup for secondary reload support on
7777 Altivec/VSX registers.
7778 (rs6000_override_options): Make power7 set the scheduling groups
7779 like the power5. Add support for new debug switches to override
7780 the scheduling defaults. Temporarily disable -mcpu=power7 from
7781 setting -mvsx. Add support for debug switches -malways-hint,
7782 -msched-groups, and -malign-branch-targets.
7783 (rs6000_buitlin_conversion): Add support for returning unsigned
7784 vector conversion functions to fix regressions due to stricter
7786 (rs6000_builtin_mul_widen_even): Ditto.
7787 (rs6000_builtin_mul_widen_odd): Ditto.
7788 (rs6000_builtin_vec_perm): Ditto.
7789 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7790 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7792 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7794 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7795 VSX types for bit operations. Changes to accomidate vector.md.
7796 (bdesc_2arg): Ditto.
7797 (bdesc_1arg): Ditto.
7798 (struct builtin_description_predicates): Rewrite predicate
7799 handling so that RTL describes the operation, instead of passing
7800 the instruction to be used as a string argument.
7801 (bdesc_altivec_preds): Ditto.
7802 (altivec_expand_predicate_builtin): Ditto.
7803 (altivec_expand_builtin): Ditto.
7804 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7805 statement for vsldoi support.
7806 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7807 (altivec_expand_st_builtin): Ditto.
7808 (paired_expand_builtin): Whitespace changes.
7809 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7810 builtin_mode_to_type table for secondary reload. Call
7811 builtin_function_type to build random builtin functions.
7812 (altivec_init_builtins): Change to use builtin_function_type to
7813 create builtin function types dynamically as we need them.
7814 (builtin_hash_function): New support for hashing the tree types
7815 for builtin function as we need it, rather than trying to build
7816 all of the trees that we need. Add initial preliminary VSX support.
7817 (builtin_function_type): Ditto.
7818 (builtin_function_eq): Ditto.
7819 (builtin_hash_struct): Ditto.
7820 (rs6000_init_builtins): Ditto.
7821 (rs6000_common_init_builtins): Ditto.
7822 (altivec_init_builtins): Ditto.
7823 (rs6000_common_init_builtins): Ditto.
7824 (enum reload_reg_type): New enum for simplifing reg classes.
7825 (rs6000_reload_register_type): Simplify register classes into GPR,
7826 Vector, and other registers. Altivec and VSX addresses in reload.
7827 (rs6000_secondary_reload_inner): Ditto.
7828 (rs6000_ira_cover_classes): New target hook, that returns the
7829 appropriate cover classes, based on -mvsx being used or not.
7830 (rs6000_secondary_reload_class): Add VSX support.
7831 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7832 (get_vsel_insn): Ditto.
7833 (rs6000_emit_vector_compare): Rewrite vector conditional support
7834 so that where we can, we use RTL operators, instead of blindly use
7836 (rs6000_emit_vector_select): Ditto.
7837 (rs6000_emit_vector_cond_expr): Ditto.
7838 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7839 (create_TOC_reference): Add -mdebug=addr support.
7840 (emit_frame_save): VSX loads/stores need register indexed addressing.
7842 * config/rs6000/rs6000.md: Include vector.md.
7844 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7846 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7847 support for V2DI, V2DF in logical, permute, select operations.
7849 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7850 switch for vsx/power7.
7851 (-mvsx-scalar-memory): Ditto.
7852 (-mvsx-align-128): Ditto.
7853 (-mallow-movmisalign): Ditto.
7854 (-mallow-df-permute): Ditto.
7855 (-msched-groups): Ditto.
7856 (-malways-hint): Ditto.
7857 (-malign-branch-targets): Ditto.
7859 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7861 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7862 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7863 (rs6000_vector_reg_class): Delete.
7864 (rs6000_vsx_reg_class): Ditto.
7865 (enum rs6000_reg_class_enum): New enum for the constraints that
7866 vary based on target switches.
7867 (rs6000_constraints): New array to hold the register class for all
7868 of the register constraints that vary based on the switches used.
7869 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7870 (enum rs6000_builtins): Add unsigned varients for the builtin
7871 declarations returned by target hooks for expanding multiplies,
7872 select, and permute operations. Add VSX builtins.
7873 (enum rs6000_builtin_type_index): Add entries for VSX.
7874 (V2DI_type_node): Ditto.
7875 (V2DF_type_node): Ditto.
7876 (unsigned_V2DI_type_node): Ditto.
7877 (bool_long_type_node): Ditto.
7878 (intDI_type_internal_node): Ditto.
7879 (uintDI_type_internal_node): Ditto.
7880 (double_type_internal_node): Ditto.
7882 * config/rs6000/altivec.md (whole file): Move all expanders to
7883 vector.md from altivec.md. Rename insn matching functions to be
7885 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7886 (altivec_vcmp*): Ditto.
7887 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7888 (VM): New iterator for moves that includes the VSX types.
7889 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7890 (altivec_vperm_<mode>_uns): New, for unsigned types.
7891 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7892 (altivec_eq<mode>): Ditto.
7893 (altivec_gt<mode>): Ditto.
7894 (altivec_gtu<mode>): Ditto.
7895 (altivec_eqv4sf): Ditto.
7896 (altivec_gev4sf): Ditto.
7897 (altivec_gtv4sf): Ditto.
7898 (altivec_vcmpbfp_p): Ditto.
7900 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7902 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7905 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7908 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7909 ASM_SHORT instead of .word.
7910 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7911 instead of .word in asm template.
7913 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7916 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7917 (process_bb_node_lives): Use it.
7919 * ira.c (setup_cover_and_important_classes): Don't setup
7920 ira_important_class_nums. Add cover classes to the end of
7922 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7924 (find_reg_class_closure): Use reorder_important_classes.
7926 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7928 * config/i386/i386.c (i386_ira_cover_classes): New function.
7929 (TARGET_IRA_COVER_CLASSES): Redefine.
7931 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7932 importance of order of cover classes in the array.
7934 2009-07-22 Diego Novillo <dnovillo@google.com>
7936 * tree-pass.h (TDF_EH): Define.
7937 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7938 contains TDF_EH, print the EH region number holding GS.
7939 * tree-dump.c (dump_options): Add "eh".
7940 * doc/invoke.texi: Document it.
7942 2009-07-22 Doug Kwan <dougkwan@google.com>
7944 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7946 2009-07-22 Michael Matz <matz@suse.de>
7948 PR tree-optimization/35229
7949 PR tree-optimization/39300
7951 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7952 (inhibit_phi_insertion): New function.
7953 (insert_into_preds_of_block): Call it for REFERENCEs.
7954 (init_pre): Initialize and finalize scalar evolutions.
7955 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7957 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7959 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7960 Use CONST_VECTOR_NUNITS to determine number of elements.
7962 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7964 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7965 (U, W): Constraints are now deprecated and will be removed if we
7967 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7969 ("prefetch"): Add the stcmh instruction for prefetching.
7970 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7972 (s390_short_displacement): Return always true if compiling for
7973 machines not providing the long displacement facility.
7974 (s390_mem_constraint): Support the new constraint letter Z.
7975 (s390_check_qrst_address): New function.
7977 2009-07-21 DJ Delorie <dj@redhat.com>
7979 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7982 2009-07-21 Jason Merrill <jason@redhat.com>
7984 * c-common.c (max_tinst_depth): Increase default to 1024.
7986 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7988 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7989 (vec_unpacku_float_lo_v4si): Ditto.
7991 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7994 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7995 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7996 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7997 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7999 2009-07-21 Jakub Jelinek <jakub@redhat.com>
8001 PR tree-optimization/40813
8002 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
8005 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
8007 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
8008 with a NOP_EXPR if needed.
8010 2009-07-21 Paul Brook <paul@codesourcery.com>
8012 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
8013 Terminate debug dump with newline.
8015 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8017 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
8018 Cast "1" to unsigned HOST_WIDE_INT.
8019 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
8020 deposit length to the maximum length - lsb. Extend length if
8021 HOST_BITS_PER_WIDE_INT is 32.
8023 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8025 * cgraph.h (constant_pool_htab): New function.
8026 (constant_descriptor_tree): Move from varasm.c.
8027 * varasm.c (constant_pool_htab): New function.
8028 (constant_descriptor_tree): Move to cgraph.h.
8030 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8032 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
8034 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
8036 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
8039 2009-07-20 Xinliang David Li <davidxl@google.com>
8041 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
8043 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
8045 * config/mips/mips.md (move_type): Add arith.
8046 (type): Handle arith.
8047 (zero_extendsidi2): Rename this into ...
8048 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
8049 (zero_extendsidi2): New expander.
8050 (*zero_extendsidi2_dext): New pattern.
8052 2009-07-20 Nick Clifton <nickc@redhat.com>
8054 * config.gcc (mips64-*-*): Add definition of tm_defines in order
8055 to set MIPS_ABI_DEFAULT.
8056 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
8058 2009-07-20 Jakub Jelinek <jakub@redhat.com>
8060 * tree-object-size.c (addr_object_size): Handle unions with
8061 array in it as last field of structs in __bos (, 1) as __bos (, 0).
8063 PR tree-optimization/40792
8064 * tree.c (build_function_type_skip_args): Remove bogus assert.
8066 2009-07-20 Jan Hubicka <jh@suse.cz>
8067 Martin Jambor <mjambor@suse.cz>
8069 * cgraph.h (combined_args_to_skip): New field.
8070 * cgraph.c (cgraph_create_virtual_clone): Properly handle
8071 combined_args_to_skip and args_to_skip.
8072 * tree-inline.c (update_clone_info): New function.
8073 (tree_function_versioning): Call update_clone_info.
8074 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
8076 (cgraph_materialize_all_clones): More extensive dumping, working
8077 with combined_args_to_skip rather than args_to_skip.
8079 2009-07-20 Ira Rosen <irar@il.ibm.com>
8081 * tree-vectorizer.h (vectorizable_condition): Add parameters.
8082 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
8083 (get_initial_def_for_reduction): Likewise.
8084 (vectorizable_reduction): Skip the check of first operand in case
8085 of COND_EXPR. Add check that it is outer loop vectorization if
8086 nested cycle was detected. Call vectorizable_condition() for
8087 COND_EXPR. If reduction epilogue cannot be created do not fail for
8088 nested cycles (if it is not double reduction). Assert that there
8089 is only one type in the loop in case of COND_EXPR. Call
8090 vectorizable_condition() to vectorize COND_EXPR.
8091 * tree-vect-stmts.c (vectorizable_condition): Update comment.
8092 Add parameters. Allow nested cycles if called from
8093 vectorizable_reduction(). Use reduction vector variable if provided.
8094 (vect_analyze_stmt): Call vectorizable_reduction() before
8095 vectorizable_condition().
8096 (vect_transform_stmt): Update call to vectorizable_condition().
8098 2009-07-20 Christian Bruel <christian.bruel@st.com>
8100 * config/sh/sh.opt (-mfmovd): Resurrect and document.
8101 * doc/invoke.texi (-mfmovd): Likewise.
8102 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
8104 2009-07-20 Jan Hubicka <jh@suse.cz>
8106 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
8107 when handling SSA name.
8109 2009-07-19 Jan Hubicka <jh@suse.cz>
8111 PR tree-optimization/40676
8112 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
8113 virtual PHIs in empty BBs.
8115 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8117 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
8118 re-expanded the compound use gen_lowpart instead to convert to the
8121 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8123 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
8124 OUTER_CONST arguments.
8125 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
8126 the new wider mode will be masked off.
8127 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
8129 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8131 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
8132 high-order bits are zero.
8134 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8136 * combine.c (simplify_shift_const_1): Split code to determine
8138 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
8139 new bits shifted in are identical to the old sign bit.
8141 2009-07-18 Richard Guenther <rguenther@suse.de>
8144 * gimplify.c (gimplify_call_expr): Reject code using results from
8145 functions returning void.
8147 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8149 * doc/md.texi: Document the new PowerPC "es" constraint.
8150 Document that "m" can include automodified addresses on this target,
8151 and explain how %U must be used. Extend the "Q" and "Z" documentation
8152 to suggest "es" as well as "m".
8153 * config/rs6000/constraints.md (es): New memory constraint.
8154 (Q, Z): Update strings to match new documentation.
8156 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8158 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
8159 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
8160 * config/rs6000/predicates.md (volatile_mem_operand): Use
8161 offsettable_nonstrict_memref_p.
8162 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
8163 (*floatunssidf2_internal): Likewise.
8164 (*fix_truncdfsi2_internal): Likewise.
8165 (*fix_trunctfsi2_internal): Likewise.
8167 2009-07-17 Anatoly Sokolov <aesok@post.ru>
8169 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
8171 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8173 2009-07-17 Richard Guenther <rguenther@suse.de>
8176 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
8177 (pass_warn_unused_result): Likewise.
8178 (TODO_set_props): Remove.
8179 * omp-low.c (diagnose_omp_structured_block_errors): Change to
8181 (pass_diagnose_omp_blocks): Define.
8182 * c-decl.c (pop_file_scope): Do not finalize the CU here.
8183 (c_gimple_diagnostics_recursively): Remove.
8184 (finish_function): Do not call it.
8185 (c_write_global_declarations): Continue after errors.
8186 Finalize the CU here.
8187 * c-gimplify.c (c_genericize): Do not gimplify here.
8188 * c-common.c (c_warn_unused_result): Move ...
8189 * tree-cfg.c (do_warn_unused_result): ... here.
8190 (run_warn_unused_result): New function.
8191 (gate_warn_unused_result): New function.
8192 (pass_warn_unused_result): New pass.
8193 * c-common.h (c_warn_unused_result): Remove.
8194 * flags.h (flag_warn_unused_result): Declare.
8195 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
8196 * opts.c (flag_warn_unused_result): Initialize to false.
8197 * toplev.c (compile_file): Add comment.
8198 * omp-low.c (create_omp_child_function): Do not register
8199 the function with the frontend.
8200 (diagnose_omp_structured_block_errors): Prepare to be
8201 called as optimization pass.
8202 (gate_diagnose_omp_blocks): New function.
8203 (pass_diagnose_omp_blocks): New pass.
8204 * cgraph.h (cgraph_optimize): Remove.
8205 (cgraph_analyze_function): Likewise.
8206 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
8207 * cgraphunit.c (cgraph_lower_function): Lower nested functions
8208 before their parents here.
8209 (cgraph_finalize_function): Not here.
8210 (cgraph_analyze_function): Gimplify functions here.
8211 (cgraph_finalize_compilation_unit): Continue after errors.
8212 Optimize the callgraph from here.
8213 (cgraph_optimize): Make static.
8214 * langhooks.c (write_global_declarations): Finalize the CU.
8215 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
8216 (gimplify_function_tree): Assert we gimplify only once.
8217 Set PROP_gimple_any property.
8218 * tree-nested.c (gimplify_all_functions): New function.
8219 (lower_nested_functions): Gimplify all nested functions.
8220 * gimple.h (diagnose_omp_structured_block_errors): Remove.
8221 * passes.c (init_optimization_passes): Add pass_warn_unused_result
8222 and pass_diagnose_omp_blocks after gimplification. Do not
8223 set TODO_set_props on all_lowering_passes.
8224 (execute_one_pass): Do not handle TODO_set_props.
8225 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
8226 (gimplify.o): Add tree-pass.h dependency.
8227 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
8228 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
8229 (unsave_r): Likewise.
8230 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
8233 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
8235 * doc/service.texi (Service): Restore previously removed link,
8236 which isn't broken after all.
8238 2009-07-17 Richard Guenther <rguenther@suse.de>
8240 PR tree-optimization/40321
8241 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
8242 PHI nodes to the maximal set.
8243 (make_values_for_phi): Add PHI arguments to the maximal set.
8244 (execute_pre): Dump PHI_GEN and the maximal set.
8246 2009-07-17 Jakub Jelinek <jakub@redhat.com>
8249 * gimplify.c (gimplify_conversion): Don't change non-conversions into
8252 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
8254 * doc/extend.texi (Nested Functions): Replace broken link with
8256 * doc/service.texi (Service): Remove broken link.
8258 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
8261 * builtins.c (expand_builtin_memcmp): Use loc instead of
8262 EXPR_LOCATION (exp).
8263 (expand_builtin_strncmp): Likewise.
8265 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
8266 Manuel López-Ibáñez <manu@gcc.gnu.org>
8269 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
8270 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
8271 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
8272 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
8273 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
8274 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
8275 tree-inline.c, c-common.c, c-common.h, gimple.c,
8276 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
8277 convert.c: Add location argument to fold_{unary,binary,ternary},
8278 fold_build[123], build_call_expr, build_size_arg,
8279 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
8280 fold_build1_initializer, fold_build2_initializer,
8281 fold_build3_initializer, fold_build_call_array,
8282 fold_build_call_array_initializer, fold_single_bit_test,
8283 omit_one_operand, omit_two_operands, invert_truthvalue,
8284 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
8285 combine_comparisons, fold_builtin_*, fold_call_expr,
8286 build_range_check, maybe_fold_offset_to_address, round_up,
8289 2009-07-16 Jason Merrill <jason@redhat.com>
8292 * c-common.c (c_common_reswords): Add __is_standard_layout
8294 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
8295 * doc/implement-cxx.texi: New.
8296 * doc/gcc.texi: Include it.
8298 2009-07-16 DJ Delorie <dj@redhat.com>
8300 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
8301 compares that may be indirectly affected by previous instructions.
8303 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8305 * builtins.c (do_mpc_arg2): New.
8306 (fold_builtin_2): Fold builtin cpow.
8307 * real.h (HAVE_mpc_pow): New.
8309 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
8311 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
8312 comparison to skip unprofitable schedule
8314 2009-07-16 Simon Baldwin <simonb@google.com>
8316 * gcc.c (option_map): New flag -no-canonical-prefixes.
8317 * (display_help): Print help text for new flag.
8318 * (process_command): Move options translation and language specifics
8319 and handle new flag early. Use it to set a function pointer to a
8320 prefix builder. Replace make_relative_prefix calls with calls to
8321 the function pointed to. Ignore new flag in regular options handling.
8322 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
8324 2009-07-15 DJ Delorie <dj@redhat.com>
8326 * config/mep/mep.md (sibcall_internal): Change register to avoid
8328 (sibcall_value_internal): Likewise.
8330 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
8332 PR rtl-optimization/40710
8333 * resource.c (mark_target_live_regs): Reset DF problem to LR.
8335 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
8337 * config/mips/mips.md (*extenddi_truncate<mode>,
8338 *extendsi_truncate<mode>): Change type attribute to move_type
8339 with shift_shift. Split out code handling exts from here ...
8340 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
8342 (*extendhi_truncateqi): Change type attribute to move_type with
8343 shift_shift. Split out code handling exts from here ...
8344 (*extendhi_truncateqi_exts): ... to this new pattern.
8346 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
8348 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
8349 instead of "and" with inverted sign bit mask value. Use
8350 "nonimmediate_operand" for operand 1 and operand 2 predicate.
8351 Allocate registers only for operand 4 and operand 5.
8353 2009-07-15 Jakub Jelinek <jakub@redhat.com>
8356 * fold-const.c (fold_cond_expr_with_comparison): When folding
8357 < and <= to MIN, make sure the MIN uses the same type as the
8358 comparison's operands.
8360 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
8362 * arm.md (ior_xor): New code iterator.
8363 (split for ior/xor with shift and zero-extend): New split pattern.
8364 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
8366 2009-07-15 Richard Guenther <rguenther@suse.de>
8368 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
8371 2009-07-15 Richard Guenther <rguenther@suse.de>
8374 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
8376 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8378 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
8379 handle 2.6.30 kernel.
8381 2009-07-15 DJ Delorie <dj@redhat.com>
8383 * config/mep/mep.md (sibcall_internal): Change register to allow
8384 for 24-bit addresses.
8385 (sibcall_value_internal): Likewise.
8387 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
8389 * doc/invoke.texi: Added descriptions of the scheduling heuristics
8390 that are enabled/disabled by the flags introduced by a previous patch.
8392 2009-07-14 DJ Delorie <dj@redhat.com>
8394 * config/mep/mep.md (sibcall_internal): Include non-toggling
8396 (sibcall_value_internal): Likewise.
8398 2009-07-14 Taras Glek <tglek@mozilla.com>
8399 Rafael Espindola <espindola@google.com>
8401 * doc/sourcebuild.texi: Document install-plugin target.
8402 * configure.ac: Added install-plugin target to language makefiles.
8403 * configure: Regenerate.
8404 * Makefile.in: (install-plugin): Install more headers,
8405 depend on lang.install-plugin.
8407 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8409 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
8412 2009-07-14 DJ Delorie <dj@redhat.com>
8414 * config/mep/mep.c (mep_vliw_jmp_match): New function.
8415 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
8416 * config/mep/mep.md (sibcall_internal): Change test from
8417 mep_vliw_mode_match to mep_vliw_jmp_match.
8418 (sibcall_value_internal): Likewise.
8420 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
8422 * config/i386/sse.md (copysign<mode>3): New expander.
8423 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
8424 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
8425 Use ix86_build_const_vector.
8426 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
8427 IX86_BUILTIN_CPYSGNPD.
8428 (builtin_description): Add __builtin_ia32_copysignps and
8429 __builtin_ia32_copysignpd.
8430 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
8431 and BUILT_IN_COPYSIGNF.
8433 2009-07-13 Jason Merrill <jason@redhat.com>
8435 * builtins.c (can_trust_pointer_alignment): New fn.
8436 (get_pointer_alignment): Factor it out from here.
8437 * tree.h: Declare it.
8439 2009-07-14 David Edelsohn <edelsohn@gnu.org>
8441 * config/rs6000/predicates.md (offsettable_mem_operand): Test
8444 2009-07-14 Dodji Seketeli <dodji@redhat.com>
8448 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
8450 2009-07-14 Richard Guenther <rguenther@suse.de>
8451 Andrey Belevantsev <abel@ispras.ru>
8454 * cfgexpand.c (partition_stack_vars): Do not bother to update
8455 alias information when not optimizing.
8457 2009-07-14 Richard Guenther <rguenther@suse.de>
8458 Andrey Belevantsev <abel@ispras.ru>
8460 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
8461 (pt_solution_set): Likewise.
8462 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
8463 * tree-ssa-structalias.c (pt_solution_set): New function.
8464 * final.c (rest_of_clean_state): Free SSA data structures.
8465 * print-rtl.c (print_decl_name): Remove.
8466 (print_mem_expr): Implement in terms of print_generic_expr.
8467 * alias.c (ao_ref_from_mem): New function.
8468 (rtx_refs_may_alias_p): Likewise.
8469 (true_dependence): Query alias-export info.
8470 (canon_true_dependence): Likewise.
8471 (write_dependence_p): Likewise.
8472 * tree-dfa.c (get_ref_base_and_extent): For void types leave
8474 * emit-rtl.c (component_ref_for_mem_expr): Remove.
8475 (mem_expr_equal_p): Use operand_equal_p.
8476 (set_mem_attributes_minus_bitpos): Do not use
8477 component_ref_for_mem_expr.
8478 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
8479 (update_alias_info_with_stack_vars): Likewise.
8480 (partition_stack_vars): Call update_alias_info_with_stack_vars.
8481 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
8482 explicitly nor clear stmt operands.
8483 Free the decl-to-pointer map.
8484 * tree-optimize.c (execute_free_datastructures): Do not free
8485 SSA data structures here.
8486 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
8487 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
8488 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
8490 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8492 2009-07-13 DJ Delorie <dj@redhat.com>
8494 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8495 unrolling at the right iteration count.
8497 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8500 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8502 * haifa-sched.c (rank_for_schedule): Introduced flags to
8503 enable/disable individual scheduling heuristics.
8504 * common.opt: Introduced flags to enable/disable individual
8505 heuristics in the scheduler.
8506 * doc/invoke.texi: Introduced flags to enable/disable individual
8507 heuristics in the scheduler.
8509 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8511 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8512 config/i386/mingw-tls.c.
8513 * config/i386/mingw-tls.c: Removed.
8515 2009-07-13 Ira Rosen <irar@il.ibm.com>
8517 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8518 checks access only relevant statements.
8519 (vectorizable_reduction): Likewise.
8521 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8523 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8524 just for 32-bit case.
8526 2009-07-12 Jan Hubicka <jh@suse.cz>
8528 PR tree-optimization/40585
8529 * except.c (expand_resx_expr): When there already is resume
8530 instruction, produce linked list.
8531 (build_post_landing_pads): Assert that resume is empty.
8532 (connect_post_landing_pads): Handle resume lists.
8533 (dump_eh_tree): Dump resume list.
8535 2009-07-12 Ira Rosen <irar@il.ibm.com>
8537 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8538 with additional argument.
8539 * tree-vectorizer.h (enum vect_def_type): Add
8540 vect_double_reduction_def.
8541 (vect_is_simple_reduction): Add argument.
8542 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8544 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8545 vect_is_simple_reduction with additional argument.
8546 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8548 (reduction_code_for_scalar_code): Handle additional codes by
8549 returning ERROR_MARK for them. Fix comment and indentation.
8550 (vect_is_simple_reduction): Fix comment, add argument to specify
8551 double reduction. Detect double reduction.
8552 (get_initial_def_for_induction): Fix indentation.
8553 (get_initial_def_for_reduction): Fix comment and indentation.
8554 Handle double reduction. Create initial definitions that do not
8555 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8556 (vect_create_epilog_for_reduction): Fix comment, add argument to
8557 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8558 epilogue result extraction. Create double reduction phi node and
8559 replace relevant uses.
8560 (vectorizable_reduction): Call vect_is_simple_reduction with
8561 additional argument. Fix indentation. Update epilogue code treatment
8562 according to the changes in reduction_code_for_scalar_code. Check
8563 for double reduction. Call vect_create_epilog_for_reduction with
8564 additional argument.
8565 * tree-vect-stmts.c (process_use): Handle double reduction, update
8567 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8568 (vect_get_vec_def_for_operand): Likewise.
8570 2009-07-12 Danny Smith <dansmister@gmail.com>
8572 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8573 dllexport if !TREE_PUBLIC.
8574 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8576 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8578 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8579 (avr_extra_arch_macro) Remove declatation.
8580 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8581 (avr_extra_arch_macro) Declare as static.
8582 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8584 2009-07-11 Jan Hubicka <jh@suse.cz>
8587 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8589 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8592 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8593 cold_in_std_section bits.
8594 (dwarf2out_begin_prologue): Initialize them.
8595 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8596 if already covered by text_section or cold_text_section range.
8598 PR rtl-optimization/40667
8599 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8600 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8601 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8602 * config/i386/i386.c (ix86_minimum_alignment): New function.
8603 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8604 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8605 * emit-rtl.c (gen_reg_rtx): Likewise.
8606 * function.c (assign_parms): Likewise. If nominal_type needs
8607 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8608 rather than passed_type's alignment.
8611 * function.c (assign_parm_setup_stack): Adjust
8612 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8613 from nominal_mode on big endian.
8615 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8617 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8619 2009-07-10 DJ Delorie <dj@redhat.com>
8621 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8623 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8625 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8627 (thumb2_cbnz): Likewise.
8629 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8632 * config.gcc (supported_defaults): Add synci.
8633 (with_synci): Add validation.
8634 (all_defaults): Add synci.
8635 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8638 * config/mips/mips.opt (msynci): New option.
8639 * config/mips/mips.c (mips_override_options): Warn on use of
8640 -msynci for targets that do now support it.
8641 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8643 * gcc/doc/invoke.texi (-msynci): Document the new option.
8644 * doc/install.texi (--with-synci): Document the new option.
8646 2009-07-10 Richard Guenther <rguenther@suse.de>
8648 PR tree-optimization/40496
8649 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8650 the PHI result with a compatible type.
8652 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8656 * c.opt (Wunused-result): New.
8657 * doc/invoke.texi: Document it.
8658 * c-common.c (c_warn_unused_result): Use it.
8660 2009-07-09 DJ Delorie <dj@redhat.com>
8662 * targhooks.c (default_target_can_inline_p): Rename from
8663 default_target_option_can_inline_p.
8664 * targhooks.h (default_target_can_inline_p): Likewise.
8665 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8666 TARGET_OPTION_CAN_INLINE_P.
8667 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8668 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8669 (mep_target_can_inline_p): Rename from
8670 mep_target_option_can_inline_p.
8673 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8674 registers used to pass vectors.
8676 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8678 2009-07-09 Tom Tromey <tromey@redhat.com>
8680 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8681 * config/mmix/mmix.c: Include dwarf2.h.
8682 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8683 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8684 * config/sh/sh.c: Include dwarf2.h.
8685 * config/i386/i386.c: Include dwarf2.h.
8686 * Makefile.in (DWARF2_H): Remove 'elf'.
8687 * except.c: Include dwarf2.h.
8688 * unwind-dw2.c: Include dwarf2.h.
8689 * dwarf2out.c: Include dwarf2.h.
8690 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8691 * unwind-dw2-fde.c: Include dwarf2.h.
8692 * dwarf2asm.c: Include dwarf2.h.
8694 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8696 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8697 (max_issue): Use it.
8698 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8700 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8701 (region_sched_info): Update.
8702 * sched-ebb.c (ebb_sched_info): Update.
8703 * modulo-sched.c (sms_sched_info): Update.
8704 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8706 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8708 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8710 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8712 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8714 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8717 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8718 arg1 with arg01 if arg1 is already INTEGER_CST.
8720 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8722 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8723 Transform (and (truncate)) into (truncate (and)).
8725 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8727 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8728 creating LHS paradoxical subregs. Fix surrounding returns to
8729 use NULL_RTX rather than 0.
8731 2009-07-08 DJ Delorie <dj@redhat.com>
8733 * config/mep/mep.c: (mep_option_can_inline_p): New.
8734 (TARGET_OPTION_CAN_INLINE_P): Define.
8736 2009-07-08 Mark Wielaard <mjw@redhat.com>
8739 * dwarf2out.c (add_data_member_location_attribute): When we have
8740 only a constant offset don't emit a new location description using
8741 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8744 2009-07-08 Richard Henderson <rth@redhat.com>
8747 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8748 (enum reg_class): Add CLOBBERED_REGS.
8749 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8750 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8751 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8752 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8753 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8754 force 64-bit sibcalls into R11.
8755 * config/i386/constraints.md (U): New constraint.
8756 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8757 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8758 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8760 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8762 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8764 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8765 * ebitmap.h (dump_ebitmap): Ditto.
8766 * optabs.h (optab_libfunc): Ditto.
8767 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8768 * tree-flow.h (vect_can_force_dr_alignment_p,
8769 get_vectype_for_scalar_type): Ditto.
8770 (vectorize_loops): Move prototype to ...
8771 * tree-vectorizer.h: ... here. Also, adjust comment.
8772 (vect_set_verbosity_level): Remove duplicate prototype.
8773 * tree-ssa-loop.c: Include tree-vectorizer.h.
8774 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8776 2009-07-08 Nick Clifton <nickc@redhat.com>
8778 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8781 2009-07-08 DJ Delorie <dj@redhat.com>
8783 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8784 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8785 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8787 * config/mep/intrinsics.md: Regenerated.
8788 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8789 registers when asm() or calls are detected.
8791 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8794 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8796 * gimple (gimple_build_call_from_tree): Likewise.
8797 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8798 no_warning flag before warning.
8800 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8802 * tree.c (set_expr_locus): Remove.
8803 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8804 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8806 * gimplify.c (internal_get_tmp_var): Likewise.
8807 (gimplify_call_expr): Likewise.
8808 (gimplify_one_sizepos): Likewise.
8810 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8813 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8814 to variables for debugging purposes.
8816 2009-06-23 Mark Loeser <mark@halcy0n.com>
8819 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8821 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8823 * pretty-print.c (pp_base_format): Remove %J.
8824 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8825 gcc_cxxdiag_char_table): Likewise.
8826 (init_dynamic_diag_info): Likewise.
8828 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8830 * pretty-print.c (pp_base_format): Remove %H.
8831 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8832 gcc_cxxdiag_char_table): Likewise.
8833 (init_dynamic_diag_info): Likewise.
8834 * config/mep/mep.c (mep_select_section): Likewise.
8836 2009-07-07 Duncan Sands <baldrick@free.fr>
8838 * final.c (pass_clean_state): Give the pass a name.
8839 * passes.c (pass_rest_of_compilation): Likewise.
8840 * tree-optimize.c (pass_all_optimizations): Likewise.
8842 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8844 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8845 an extra 'decl' for error_at.
8847 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8850 * tree-tailcall.c (adjust_return_value_with_ops,
8851 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8852 if it has complex or vector type.
8854 2009-07-07 Olivier Hainque <hainque@adacore.com>
8856 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8859 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8861 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8863 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8865 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8866 * c-decl.c: Likewise.
8867 * function.c: Likewise.
8868 * varasm.c: Likewise.
8869 * tree-ssa.c: Likewise.
8870 * c-common.c: Likewise.
8871 * tree-cfg.c: Likewise.
8872 * config/spu/spu.c: Likewise.
8873 * config/ia64/ia64.c: Likewise.
8874 * config/v850/v850.c: Likewise.
8876 2009-07-06 DJ Delorie <dj@redhat.com>
8878 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8879 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8880 unspecified accesses to control registers.
8881 * config/mep/intrinsics.md: Regenerate.
8882 * config/mep/intrinsics.h: Regenerate.
8883 * config/mep/mep-intrin.h: Regenerate.
8885 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8887 * c-lex.c: Replace %H by an explicit location. Update all calls.
8888 * c-common.c: Likewise.
8889 * c-decl.c: Likewise.
8890 * c-typeck.c: Likewise.
8891 * fold-const.c: Likewise.
8892 * gimplify.c: Likewise.
8894 * tree-cfg.c: Likewise.
8895 * tree-ssa-loop-niter.c: Likewise.
8896 * tree-vrp.c: Likewise.
8897 * value-prof.c: Likewise.
8899 2009-07-06 Diego Novillo <dnovillo@google.com>
8901 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8902 if it has one. Handle cases where VAR does not have an
8903 annotation or cfun is NULL.
8905 2009-07-06 Diego Novillo <dnovillo@google.com>
8907 * tree.c: Include debug.h.
8908 (initialize_tree_contains_struct): New.
8909 (init_ttree): Call it.
8910 (tree_node_structure_for_code): Factor out of ...
8911 (tree_node_structure): ... here.
8912 * treestruct.def (TS_PHI_NODE): Remove.
8913 (TS_GIMPLE_STATEMENT): Remove.
8915 2009-07-06 Diego Novillo <dnovillo@google.com>
8917 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8918 (debug_tree_chain): Handle cycles.
8920 2009-07-06 Nick Clifton <nickc@redhat.com>
8921 DJ Delorie <dj@redhat.com>
8923 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8924 __FMOVD_ENABLED__ is defined.
8926 (TARGET_FMOVD): Provide a default definition.
8927 (MASK_FMOVD): Likewise.
8928 (TARGET_CPU_CPP_BUILTINS): Define
8929 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8930 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8931 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8932 (split for DF load from memory into register): Also handle
8933 MEMs which consist of REG+DISP addressing.
8934 (split for DF store from register to memory): Likewise.
8935 (movsf_ie): Always use single fp_mode.
8936 * config/sh/sh.c (sh_override_options): Do not automatically
8937 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8938 that to the -mfmovd command line switch.
8939 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8940 (fldi_ok): Always allow.
8941 * config/sh/sh.opt (mfmovd): Remove this switch.
8942 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8944 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8945 Kaz Kojima <kkojima@gcc.gnu.org>
8947 PR rtl-optimization/30807
8948 * postreload.c (reload_combine): For every new use of REG_SUM,
8949 record the use of BASE.
8951 2009-07-06 Jan Hubicka <jh@suse.cz>
8953 * params.def: Revert my accidental commit at 2009-06-30.
8955 2009-07-04 Ian Lance Taylor <iant@google.com>
8958 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8960 (mingw_format_attribute_overrides): Likewise.
8962 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8965 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8966 don't check cfa.reg. Instead of cfa.indirect use
8967 fde && fde->drap_reg != INVALID_REGNUM test.
8969 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8971 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8973 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8976 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8978 2009-07-03 Richard Guenther <rguenther@suse.de>
8980 PR tree-optimization/40640
8981 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8984 2009-07-03 Jan Hubicka <jh@suse.cz>
8986 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8987 for size, reduce amount of inlining.
8989 2009-07-03 Richard Guenther <rguenther@suse.de>
8992 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8993 if t +- x is known to not overflow and the conversion widens the
8995 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8997 2009-07-03 Jan Hubicka <jh@suse.cz>
8999 * ipa-pure-const.c (analyze): Update loop optimizer init.
9000 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
9001 try_remove_empty_loop, remove_empty_loops): Remove.
9002 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
9003 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
9004 to mark regular loops as neccesary.
9005 (degenerate_phi_p): New function.
9006 (propagate_necessity, remove_dead_phis): Use it.
9007 (forward_edge_to_pdom): Likewise.
9008 (eliminate_unnecessary_stmts): Take care to remove uses of results of
9009 virtual PHI nodes that became unreachable.
9010 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
9011 * tree-flow.h (remove_empty_loops): Remove.
9012 * passes.c (init_optimization_passes): Remove.
9014 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
9016 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
9017 can_create_pseudo_p.
9018 (*fix_trunc<mode>_i387_1): Ditto.
9019 (*floathi<mode>2_1): Ditto.
9020 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
9021 (*fistdi2_1): Ditto.
9022 (*fist<mode>2_1): Ditto.
9023 (frndintxf2_floor): Ditto.
9024 (*fist<mode>2_floor_1): Ditto.
9025 (frndintxf2_ceil): Ditto.
9026 (*fist<mode>2_ceil_1): Ditto.
9027 (frndintxf2_trunc): Ditto.
9028 (frndintxf2_mask_pm): Ditto.
9029 (fxam<mode>2_i387_with_temp): Ditto.
9030 * config/i386/sse.md (mulv16qi3): Ditto.
9031 (*sse2_mulv4si3): Ditto.
9033 (sse4_2_pcmpestr): Ditto.
9034 (sse4_2_pcmpistr): Ditto.
9036 2009-07-03 Jan Hubicka <jh@suse.cz>
9038 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
9039 (mark_stmt_necessary): Set it.
9040 (mark_operand_necessary): Set it.
9041 (mark_control_dependent_edges_necessary): Set it.
9042 (mark_virtual_phi_result_for_renaming): New function.
9043 (get_live_post_dom): New function.
9044 (forward_edge_to_pdom): New function.
9045 (remove_dead_stmt): Fix handling of control dependences.
9046 (tree_dce_init): Init new bitmap.
9047 (tree_dce_done): Free it.
9049 2009-07-02 Richard Guenther <rguenther@suse.de>
9052 * tree-ssa-structalias.c (new_var_info): Initialize
9055 2009-07-02 Jan Hubicka <jh@suse.cz>
9057 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
9060 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
9062 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
9063 instead of recomputing it. Adjust calls.
9064 (emit_store_flag): Adjust recursive calls.
9066 2009-07-02 Richard Guenther <rguenther@suse.de>
9068 * tree-ssa-live.c (remove_unused_locals): Do not remove
9070 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
9071 of DECL_EXTERNAL for HEAP variables.
9072 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
9073 HEAP variables. Do not adjust RESTRICT vars.
9074 (find_what_var_points_to): Nobody cares if something
9077 2009-07-02 Ben Elliston <bje@au.ibm.com>
9079 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
9080 pc_low and pc_high declarations to the top of the function.
9082 2009-07-01 DJ Delorie <dj@redhat.com>
9084 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
9086 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
9087 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
9088 unspecified accesses to control registers.
9089 * config/mep/intrinsics.md: Regenerate.
9090 * config/mep/intrinsics.h: Regenerate.
9091 * config/mep/mep-intrin.h: Regenerate.
9093 2009-07-01 Anthony Green <green@moxielogic.com>
9095 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9096 instruction when possible.
9097 (moxie_expand_prologue): Ditto. Also, save an instruction and
9098 some complexity by popping off of $r12 instead of $sp.
9099 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
9102 2009-07-01 Richard Henderson <rth@redhat.com>
9105 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
9106 contained no insns, reposition note before last insn.
9108 2009-07-01 Richard Henderson <rth@redhat.com>
9111 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
9112 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
9114 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9117 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
9118 darwin9 for printing reg addresses with %y.
9120 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9122 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
9123 truncation from operands in binary operations.
9125 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9128 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9129 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9130 subreg of op0 to the original op0.
9132 * expmed.c (store_bit_field_1): Use a temporary as the destination
9133 instead of a paradoxical subreg when we need to truncate the result.
9135 2009-07-01 DJ Delorie <dj@redhat.com>
9137 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
9138 names to VLIW variants.
9139 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
9140 * config/mep/intrinsics.md: Regenerate.
9141 * config/mep/intrinsics.h: Regenerate.
9142 * config/mep/mep-intrin.h: Regenerate.
9144 2009-07-01 Jakub Jelinek <jakub@redhat.com>
9147 * jump.c (returnjump_p): Revert last patch.
9148 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
9150 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9153 * pa.md (casesi32p): Use jump table label to determine the offset
9155 (casesi64p): Likewise.
9157 * pa.c (forward_branch_p): Return bool type. Use instruction
9158 addresses when available. Assert that INSN has a jump label.
9159 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
9162 2009-07-01 Richard Guenther <rguenther@suse.de>
9164 PR tree-optimization/19831
9165 * tree-ssa-dce.c (propagate_necessity): Calls to functions
9166 that only act as barriers do not make any previous stores necessary.
9167 * tree-ssa-structalias.c (handle_lhs_call): Delay making
9168 HEAP variables global, do not add a constraint from nonlocal.
9169 (find_func_aliases): Handle escapes through return statements.
9170 (compute_points_to_sets): Make escaped HEAP variables global.
9172 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9175 * expmed.c (emit_store_flag): Perform a conversion if necessary,
9176 after reducing a DImode cstore to SImode.
9178 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9180 * expr.c (expand_expr_real_1): Reinstate fallthrough to
9181 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
9183 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
9185 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
9186 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
9188 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
9189 and umod_optab if TARGET_BSD_DIVMOD.
9190 * config/vax/lib1funcs.asm: New file.
9191 * config/vax/t-linux: New file.
9192 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
9194 2009-06-30 Jakub Jelinek <jakub@redhat.com>
9197 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
9198 to type arguments that have void type.
9201 * dwarf2out.c (gen_formal_parameter_die): Call
9202 equate_decl_number_to_die if node is different from origin.
9204 2009-06-30 Anthony Green <green@moxielogic.com>
9206 Clean up moxie port for --enable-build-with-cxx.
9207 * config/moxie/moxie.c (moxie_function_value): First two
9208 parameters are const_tree, not tree.
9209 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
9210 (REG_CLASS_NAMES): Ditto.
9211 (REGNO_REG_CLASS): Ditto.
9212 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
9213 (moxie_function_value): Fix constyness of arguments.
9215 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
9217 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
9218 finalize_size_functions before further processing.
9219 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
9220 (variable_size): Call self_referential_size on size expressions
9221 that contain a PLACEHOLDER_EXPR.
9222 (size_functions): New static variable.
9223 (copy_self_referential_tree_r): New static function.
9224 (self_referential_size): Likewise.
9225 (finalize_size_functions): New global function.
9226 * tree.c: Include tree-inline.h.
9227 (push_without_duplicates): New static function.
9228 (find_placeholder_in_expr): New global function.
9229 (substitute_in_expr) <tcc_declaration>: Return the replacement object
9231 <tcc_expression>: Likewise.
9232 <tcc_vl_exp>: If the replacement object is a constant, try to inline
9233 the call in the expression.
9234 * tree.h (finalize_size_functions): Declare.
9235 (find_placeholder_in_expr): Likewise.
9236 (FIND_PLACEHOLDER_IN_EXPR): New macro.
9237 (substitute_placeholder_in_expr): Update comment.
9238 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
9240 (copy_tree_body_r): Likewise.
9241 (copy_tree_body): New static function.
9242 (maybe_inline_call_in_expr): New global function.
9243 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
9244 (maybe_inline_call_in_expr): Declare.
9245 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
9246 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
9249 2009-06-30 Richard Guenther <rguenther@suse.de>
9251 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
9253 (propagate_necessity): Do not mark reaching defs of stores
9256 2009-06-30 Jan Hubicka <jh@suse.cz>
9258 * cfgloopanal.c (check_irred): Move into ...
9259 (mark_irreducible_loops): ... here; return true if ireducible
9261 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
9262 (analyze_function): Try to prove loop finiteness.
9263 * cfgloop.h (mark_irreducible_loops): Update prototype.
9264 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
9266 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
9268 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
9270 2009-06-30 Ira Rosen <irar@il.ibm.com>
9272 PR tree-optimization/40542
9273 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
9276 2009-06-30 Martin Jambor <mjambor@suse.cz>
9278 PR tree-optimization/40582
9279 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
9280 than useless_type_conversion_p.
9281 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
9284 2009-06-30 Martin Jambor <mjambor@suse.cz>
9287 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
9289 2009-06-30 Richard Guenther <rguenther@suse.de>
9291 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
9292 use ao_ref references.
9293 (walk_aliased_vdefs): Likewise.
9294 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
9295 * tree-ssa-dce.c (struct ref_data): Remove.
9296 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
9297 (mark_aliased_reaching_defs_necessary): Adjust.
9298 (mark_all_reaching_defs_necessary_1): Likewise.
9300 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
9303 * expmed.c (emit_cstore): New name of emit_store_flag_1.
9304 (emit_store_flag_1): Extract from emit_store_flag, adjust
9305 calls to (what now is) emit_cstore.
9306 (emit_store_flag): Call emit_store_flag_1 and also use it
9307 for what used to be recursive calls.
9309 2009-06-30 Wei Guozhi <carrot@google.com>
9312 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
9313 if the target bb post dominates from bb.
9314 * config/i386/i386.c (memory_address_length): Check existence of base
9315 register before using it.
9317 2009-06-30 Nick Clifton <nickc@redhat.com>
9318 DJ Delorie <dj@redhat.com>
9320 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9321 __FMOVD_ENABLED__ is defined.
9323 (TARGET_FMOVD): Provide a default definition.
9324 (MASK_FMOVD): Likewise.
9325 (TARGET_CPU_CPP_BUILTINS): Define
9326 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9327 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9328 two fmov instructions depending upon whether TARGET_FMOVD is
9330 (split for DF load from memory into register): Also handle
9331 MEMs which consist of REG+DISP addressing.
9332 (split for DF store from register to memory): Likewise.
9333 * config/sh/sh.opt (mfmovd): Remove this switch.
9334 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9335 * config/sh/sh.c (sh_override_options): Do not automatically
9336 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9337 that to the -mfmovd command line switch.
9339 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
9341 (fldi_ok): Always allow.
9342 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
9344 2009-06-29 DJ Delorie <dj@redhat.com>
9346 * doc/install.texi (mep-x-elf): Correct chip's full name.
9348 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
9350 * doc/extend.texi: Fix typo.
9352 2009-06-29 Tom Tromey <tromey@redhat.com>
9355 * Makefile.in (DWARF2_H): New variable.
9357 (dwarf2out.o): Likewise.
9358 (dwarf2asm.o): Likewise.
9359 * config/i386/t-i386: Use DWARF2_H.
9360 * except.c: Include elf/dwarf2.h.
9361 * unwind-dw2.c: Include elf/dwarf2.h.
9362 * dwarf2out.c: Include elf/dwarf2.h.
9363 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
9364 <dtprel>: New field.
9365 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
9366 (size_of_loc_descr): Likewise.
9367 (output_loc_operands_raw): Likewise.
9368 (output_loc_operands): Handle new dtprel field.
9369 (loc_checksum): Update.
9370 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
9371 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
9372 * unwind-dw2-fde.c: Include elf/dwarf2.h.
9373 * dwarf2asm.c: Include elf/dwarf2.h.
9374 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
9375 * config/mmix/mmix.c: Include elf/dwarf2.h.
9376 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
9377 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
9378 * config/sh/sh.c: Include elf/dwarf2.h.
9379 * config/i386/i386.c: Include elf/dwarf2.h.
9381 2009-06-29 DJ Delorie <dj@redhat.com>
9383 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
9385 * doc/extend.texi: Add MeP attributes and pragmas.
9386 * doc/invoke.text: Add MeP Options.
9387 * doc/contrib.texi: Add MeP contribution.
9388 * doc/md.texi: Add MeP constraints.
9389 * doc/install.texi: Add MeP target.
9391 2009-06-30 Anatoly Sokolov <aesok@post.ru>
9393 * target.h (struct gcc_target): Add frame_pointer_required field.
9394 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
9395 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
9396 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
9398 * reload1.c (update_eliminables): (Ditto.).
9399 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
9400 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9401 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
9403 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
9405 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
9406 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9407 (arm_frame_pointer_required): New function.
9409 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
9410 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9411 (avr_frame_pointer_required_p): Declare as static.
9412 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
9414 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
9415 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9416 (bfin_frame_pointer_required): Make as static, change return type
9418 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
9420 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
9421 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9422 (cris_frame_pointer_required): New function.
9424 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
9426 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
9427 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9428 (fr30_frame_pointer_required): New function.
9430 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
9431 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9432 (frv_frame_pointer_required): Make as static, change return type
9434 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
9436 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
9437 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9438 (ix86_frame_pointer_required): Make as static, change return type to
9440 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
9442 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
9443 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9445 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
9447 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
9449 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
9451 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
9452 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9453 (mips_frame_pointer_required): Make as static.
9454 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
9456 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
9457 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9458 (mmix_frame_pointer_required): Mew function.
9460 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
9461 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9463 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
9465 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
9467 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
9469 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
9470 (CAN_ELIMINATE): Redefine.
9471 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9472 (sparc_frame_pointer_required): New function.
9473 (sparc_can_eliminate): New function.
9474 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
9476 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
9477 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9479 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
9480 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9481 (xtensa_frame_pointer_required): Make as static, change return type
9483 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
9486 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
9488 * doc/plugins.texi: Document PLUGIN_START_UNIT.
9489 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
9490 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9491 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9492 (register_callback): Handle PLUGIN_START_UNIT.
9493 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9495 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9497 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9499 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9500 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9502 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9504 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9507 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9509 * doc/extend.texi (Additional Floating Types): __float128 is also
9510 supported on i386 targets.
9512 2009-06-29 Richard Guenther <rguenther@suse.de>
9515 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9517 (pt_solutions_same_restrict_base): Declare.
9518 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9520 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9521 (make_constraint_from, make_copy_constraint): Move earlier.
9522 (make_constraint_from_heapvar): New function.
9523 (make_constraint_from_restrict): Likewise.
9524 (handle_lhs_call): Use it.
9525 (find_func_aliases): Use it to track conversions to restrict
9527 (struct fieldoff): Add only_restrict_pointers flag.
9528 (push_fields_onto_fieldstack): Initialize it.
9529 (create_variable_info_for): Track global restrict qualified pointers.
9530 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9531 Track restrict qualified pointer arguments.
9532 (set_uids_in_ptset): Use varinfo is_global_var flag.
9533 (find_what_var_points_to): Set the vars_contains_restrict flag.
9534 Always create the points-to solution for sets including restrict tags.
9535 (pt_solutions_same_restrict_base): New function.
9536 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9537 qualified pointers use pt_solutions_same_restrict_base as
9538 additional source for disambiguation.
9540 2009-06-29 Richard Guenther <rguenther@suse.de>
9543 * alias.c (find_base_decl): Remove.
9544 (get_deref_alias_set_1): Remove restrict handling.
9545 * c-common.c (c_apply_type_quals_to_decl): Do not set
9546 DECL_POINTER_ALIAS_SET.
9547 * gimplify.c (find_single_pointer_decl_1): Remove.
9548 (find_single_pointer_decl): Likewise.
9549 (internal_get_tmp_var): Remove restrict handling.
9550 (gimple_regimplify_operands): Likewise.
9551 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9552 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9553 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9554 * tree.c (restrict_base_for_decl): Remove.
9555 (init_ttree): Do not allocate it.
9556 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9557 LABEL_DECL_UID for label decls.
9558 (copy_node_stat): Do not copy restrict information.
9559 (decl_restrict_base_lookup): Remove.
9560 (decl_restrict_base_insert): Likewise.
9561 (print_restrict_base_statistics): Likewise.
9562 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9563 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9564 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9565 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9566 (LABEL_DECL_UID): Adjust.
9567 (DECL_BASED_ON_RESTRICT_P): Remove.
9568 (DECL_GET_RESTRICT_BASE): Likewise.
9569 (SET_DECL_RESTRICT_BASE): Likewise.
9570 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9572 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9573 instead of DECL_POINTER_ALIAS_SET.
9574 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9575 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9576 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9578 2009-06-29 Richard Guenther <rguenther@suse.de>
9580 PR tree-optimization/40579
9581 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9582 the IL to simplify has constants that overflowed.
9584 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9586 PR tree-optimization/40550
9587 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9588 vector_compute_type only when the size of vector_compute_type is
9589 less than the size of type.
9591 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9593 * fold-const.c (contains_label_1): Fix comments.
9594 (contains_label_p): Do not walk trees multiple time.
9596 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9598 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9599 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9600 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9601 ix86_fp_comparison_operator.
9602 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9603 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9604 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9605 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9606 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9607 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9608 (related splits): Change predicate to ix86_fp_comparison_operator.
9609 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9610 instead of ix86_fp_comparison_codes.
9611 (ix86_trivial_fp_comparison_operator,
9612 ix86_fp_comparison_operator): New.
9613 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9614 (ix86_expand_compare): Eliminate last two parameters.
9615 (ix86_fp_jump_nontrivial_p): Kill.
9616 * config/i386/i386.c (put_condition_code): Eliminate call to
9617 ix86_fp_comparison_codes and subsequent assertion.
9618 (ix86_fp_comparison_codes): Eliminate.
9619 (ix86_fp_swap_condition): New.
9620 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9621 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9622 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9623 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9624 and ix86_fp_swap_condition.
9625 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9626 Use ix86_fp_comparison_strategy.
9627 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9628 (ix86_fp_jump_nontrivial_p): Eliminate.
9629 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9630 call to ix86_expand_compare.
9631 (ix86_split_fp_branch, ix86_expand_setcc,
9632 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9633 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9635 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9637 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9638 related to jump_clobbers.
9639 * config/arm/arm.md (conds): Remove jump_clob case.
9640 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9641 splits): Change comparison_operator to arm_comparison_operator.
9642 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9645 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9647 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9648 condition for floating point modes.
9649 * expmed.c (emit_store_flag_1): Move here a bigger part
9651 (emit_store_flag): Try swapping the condition for floating point
9653 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9655 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9657 * expr.c (expand_expr_real_1): Just use do_store_flag.
9658 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9659 emit_store_flag_force.
9660 * expmed.c (emit_store_flag_force): Copy here trick
9661 previously in expand_expr_real_1. Try reversing the comparison.
9662 (emit_store_flag_1): Work if target is NULL.
9663 (emit_store_flag): Work if target is NULL, using the result mode
9664 from the comparison. Use split_comparison, restructure final part
9665 to simplify conditionals.
9667 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9669 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9670 * dojump.c (do_jump): Change handling of floating-point
9671 ops to use just do_compare_and_jump.
9672 (split_comparison): New.
9673 (do_compare_rtx_and_jump): Add here logic coming previously
9674 in do_jump, using split_comparison.
9676 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9679 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9681 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9683 * tree-ssa-alias.c: Fix unintentional commit.
9685 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9687 * passes.c (execute_one_pass): Fix unintentional commit.
9689 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9691 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9692 (df_rd_local_compute, df_md_local_compute): Inline them.
9694 (df_md_scratch): New.
9695 (df_md_alloc, df_md_free): Allocate/free it.
9696 (df_md_local_compute): Only include live registers in init.
9697 (df_md_transfer_function): Prune the in-set computed by
9698 the confluence function, and the gen-set too.
9700 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9702 PR rtl-optimization/26854
9703 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9704 * df-problems.c (df_rd_add_problem): Fix comment.
9705 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9706 df_md_simulate_artificial_defs_at_top,
9707 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9708 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9709 df_md_transfer_function, df_md_init, df_md_confluence_0,
9710 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9711 problem_MD, df_md_add_problem): New.
9712 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9713 df_md_get_bb_info): New.
9714 (DF_LAST_PROBLEM_PLUS1): Adjust.
9716 * Makefile.in (fwprop.o): Include domwalk.h.
9717 * fwprop.c: Include domwalk.h.
9718 (reg_defs, reg_defs_stack): New.
9719 (bitmap_only_bit_between): Remove.
9720 (process_defs): New.
9721 (process_uses): Use reg_defs and local_md instead of
9722 bitmap_only_bit_between and local_rd.
9723 (single_def_use_enter_block): New, from build_single_def_use_links.
9724 (single_def_use_leave_block): New.
9725 (build_single_def_use_links): Remove code moved to
9726 single_def_use_enter_block, invoke domwalk.
9727 (use_killed_between): Adjust comment.
9729 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9731 * bitmap.h (bitmap_ior_and_into): New.
9732 * bitmap.c (bitmap_ior_and_into): New.
9734 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9736 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9737 before_dom_children_before_stmts and after_dom_children_after_stmts.
9738 Rename the two remaining callbacks to just before_dom_children and
9739 after_dom_children. Remove other GIMPLE statement walking bits.
9740 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9741 * graphite.c: Do not include domwalk.h.
9742 * tree-into-ssa.c (interesting_blocks): New global.
9743 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9744 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9745 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9746 now that they're not domwalk callbacks.
9747 (rewrite_initialize_block): Rename to...
9748 (rewrite_enter_block): ... this, place after called functions. Test
9749 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9750 (rewrite_finalize_block): Rename to...
9751 (rewrite_leave_block): ... this, place after called functions.
9752 (rewrite_update_init_block): Rename to...
9753 (rewrite_update_enter_block): ... this, place after called functions.
9754 Test interesting_blocks, call rewrite_update_stmt and
9755 rewrite_update_phi_arguments.
9756 (rewrite_update_fini_block): Rename to...
9757 (rewrite_leave_block): ... this, place after called functions.
9758 (rewrite_blocks): Remove last argument, simplify initialization of
9760 (mark_def_sites_initialize_block): Rename to...
9761 (mark_def_sites_block): ... this, call mark_def_sites.
9762 (mark_def_sites_blocks): Remove argument, simplify initialization of
9764 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9765 (update_ssa): Likewise.
9766 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9768 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9769 (dom_opt_initialize_block): Rename to...
9770 (dom_opt_enter_block): ... this, place after called functions. Walk
9771 statements here, inline propagate_to_outgoing_edges.
9772 (dom_opt_finalize_block): Rename to...
9773 (dom_opt_leave_block): ... this, place after called functions.
9774 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9776 (dse_enter_block, dse_record_phi): New.
9777 (dse_record_phis): Delete.
9778 (dse_finalize_block): Rename to...
9779 (dse_leave_block): ... this.
9780 (tree_ssa_dse): Simplify initialization of walk_data.
9781 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9782 Adjust initialization of walk_data.
9783 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9784 * tree-ssa-loop-phiopt.c (get_non_trapping):
9785 Adjust initialization of walk_data.
9786 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9787 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9788 it's not a domwalk callback.
9789 (uncprop_initialize_block): Rename to...
9790 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9791 (dse_finalize_block): Rename to...
9792 (dse_leave_block): ... this.
9793 (tree_ssa_uncprop): Simplify initialization of walk_data.
9794 * Makefile.in: Adjust dependencies.
9796 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9798 * arm.md (casesi): Fix test for Thumb1.
9799 (thumb1_casesi_internal_pic): Likewise.
9800 (thumb1_casesi_dispatch): Likewise.
9802 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9804 * config/arm/arm-cores.def: Added core cortex-m0.
9805 * config/arm/arm-tune.md: Regenerated.
9806 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9808 2009-06-26 DJ Delorie <dj@redhat.com>
9810 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9812 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9813 the scheduler doesn't tag jump insns.
9815 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9817 * c-decl.c (merge_decls): Re-indent.
9819 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9822 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9823 Special-case decimal float constants.
9825 2009-06-26 Richard Henderson <rth@redhat.com>
9827 * function.h (struct function): Add cannot_be_copied_reason,
9828 and cannot_be_copied_set.
9829 * tree-inline.c (has_label_address_in_static_1): Rename from
9830 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9831 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9832 don't set inline_forbidden_reason.
9833 (copy_forbidden): New function, split out of inline_forbidden_p.
9834 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9835 (inline_forbidden_p): Use copy_forbidden.
9836 (tree_versionable_function_p): Likewise.
9837 (inlinable_function_p): Merge into tree_inlinable_function_p.
9838 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9839 * ipa-cp.c (ipcp_versionable_function_p): New function.
9840 (ipcp_cloning_candidate_p): Use it.
9841 (ipcp_node_modifiable_p): Likewise.
9843 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9845 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9846 that is marked not to be inlined. Remove flag_mudflap use.
9847 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9848 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9850 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9853 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9854 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9856 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9858 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9860 (__mingwthr_remove_key_dtor): Likewise.
9862 2009-06-26 Richard Guenther <rguenther@suse.de>
9864 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9866 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9869 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9870 try the non-cond_exec path also.
9872 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9875 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9876 (output_cbranch): Use new functions.
9877 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9880 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9881 Pat Haugen <pthaugen@us.ibm.com>
9882 Revital Eres <ERES@il.ibm.com>
9884 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9885 for %c error. Add %x support to print VSX registers as a unified
9886 register set, instead of separate float and altivec registers.
9887 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9888 %y case, and add support for VSX pre-modify addresses.
9889 (output_toc): Add assert for CONST containing an integer constant
9891 (rs6000_adjust_cost): Add POWER7 support.
9892 (insn_must_be_first_in_group): Ditto.
9893 (insn_must_be_last_in_group): Ditto.
9894 (rs6000_emit_popcount): Ditto.
9895 (rs6000_vector_mode_supported_p): Ditto.
9897 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9898 Change some of the functions called by macros to being called
9899 through a pointer, so debug functions can be inserted if
9900 -mdebug=addr or -mdebug=cost.
9901 (rs6000_preferred_reload_class_ptr): Ditto.
9902 (rs6000_secondary_reload_class_ptr): Ditto.
9903 (rs6000_secondary_memory_needed_ptr): Ditto.
9904 (rs6000_cannot_change_mode_class_ptr): Ditto.
9905 (rs6000_secondary_reload_inner): Ditto.
9906 (rs6000_legitimize_reload_address): Ditto.
9907 (rs6000_legitimize_reload_address_ptr): Ditto.
9908 (rs6000_mode_dependent_address): Ditto.
9909 (rs6000_mode_dependent_address_ptr): Ditto.
9911 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9912 function to return true if the mode allows reg + integer
9914 (virtual_stack_registers_memory_p): New function to return true if
9915 the address refers to a virtual stack register.
9916 (rs6000_legitimate_offset_address_p): Move code to say whether a
9917 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9919 (rs6000_legitimate_address_p): Add checks for modes that only can
9920 do reg+reg addressing. Start adding VSX support.
9921 (rs6000_legitimize_reload_address): Ditto.
9922 (rs6000_legitimize_address): Ditto.
9923 (rs6000_debug_legitimate_address_p): New debug functions for
9924 -mdebug=addr and -mdebug=cost.
9925 (rs6000_debug_rtx_costs): Ditto.
9926 (rs6000_debug_address_costs): Ditto.
9927 (rs6000_debug_adjust_cost): Ditto.
9928 (rs6000_debug_legitimize_address): Ditto.
9929 (rs6000_legitimize_reload_address_ptr): Point to call normal
9930 function or debug function. Make functions called via pointer
9932 (rs6000_mode_dependent_address_ptr): Ditto.
9933 (rs6000_secondary_reload_class_ptr): Ditto.
9934 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9935 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9936 into a friendlier error.
9937 (rs6000_init_builtins): Add initial VSX support.
9938 (rs6000_adjust_cost): Fix some spacing issues.
9940 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9941 (REG_CLASS_NAMES): Ditto.
9942 (REG_CLASS_CONTENTS): Ditto.
9943 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9944 pointer, to add -mdebug=addr support.
9945 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9946 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9947 -mdebug=addr support.
9948 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9949 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9950 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9952 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9954 (bswapsi*): Set attribute types for load/store. Add combiner
9955 patterns to eliminate zero extend on 64-bit.
9956 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9957 stdbrx if the hardware supports those instructions.
9959 2009-06-25 Ian Lance Taylor <iant@google.com>
9961 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9962 (Link Options): Document -static-libstdc++.
9964 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9967 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9968 DATA_ALIGNMENT instead.
9970 2009-06-25 Richard Guenther <rguenther@suse.de>
9972 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9973 indirect references against the callused/escaped solutions.
9974 (call_may_clobber_ref_p_1): Likewise.
9976 2009-06-25 Martin Jambor <mjambor@suse.cz>
9978 PR tree-optimization/40493
9979 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9980 (enum unscalarized_data_handling): New type.
9981 (handle_unscalarized_data_in_subtree): Return what has been done.
9982 (load_assign_lhs_subreplacements): Handle left flushes differently.
9983 (sra_modify_assign): Use unscalarized_data_handling, simplified
9984 condition determining whether to remove the statement.
9986 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9988 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9989 excerpt - @ should be doubled for texinfo.
9991 2009-06-24 Ian Lance Taylor <iant@google.com>
9993 * config/arc/arc.c: Include "df.h".
9994 (arc_attribute_table): Make static. Move higher in file.
9995 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9996 (output_shift): Initialize n later to avoid warning.
9997 * config/arm/arm.c (arm_attribute_table): Make static. Move
9999 * config/avr/avr.c (avr_attribute_table): Make static. Move
10001 (reg_class_tab): Change array type from int to enum reg_class.
10002 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
10004 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
10005 (lshrhi3_out): Likewise.
10006 (class_likely_spilled_p): Change return type to bool.
10007 (avr_rtx_costs): Use local code variable with enum type.
10008 * config/avr/avr.md (movmemhi): Use add_reg_note.
10009 (andhi3, andsi3): Don't use AS2 with "and".
10010 (iorhi3, iorsi3): Don't use AS2 with "or".
10011 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
10012 * config/crx/crx.c: Include "df.h".
10013 (crx_attribute_table): Make static.
10014 * config/m32r/m32r.c: Include "df.h".
10015 (m32r_attribute_table): Make static. Move higher in file.
10016 (pop): Use add_reg_note.
10017 (block_move_call): Change 0 to LCT_NORMAL in function call.
10018 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
10019 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
10020 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
10021 declare, not just when TREE_CODE is defined.
10022 * config/m68hc11/m68hc11.c: Include "expr.h".
10023 (m68hc11_attribute_table): Make static. Move higher in file.
10024 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
10026 (m68hc11_register_indirect_p): Likewise.
10027 (m68hc11_function_arg_padding): Change return type to enum
10029 (emit_move_after_reload): Use add_reg_note.
10030 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
10031 (m68hc11_split_logical): Likewise.
10032 (m68hc11_rtx_costs): Add local code_and outer_code variables with
10034 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
10035 to VOIDmode in function call.
10036 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
10038 (m68hc11_split_logical): Update declaration.
10039 (m68hc11_function_arg_padding): Update declaration.
10040 * config/mcore/mcore.c (regno_reg_class): Change form array of int
10041 to array of enum reg_class.
10042 (mcore_attribute_table): Make static. Move higher in file.
10043 (mcore_rtx_costs): Add cast to enum type.
10044 * config/mcore/mcore.h (regno_reg_class): Update declaration.
10045 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
10046 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
10048 * config/sh/predicates.md (trapping_target_operand): Rename and to
10050 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
10052 * config/spu/spu.c (spu_attribute_table): Make static. Move
10054 * config/v850/v850.c (v850_attribute_table): Make static. Move
10056 (v850_rtx_costs): Use local code with enum type.
10057 (expand_epilogue): Add cast.
10058 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
10060 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
10063 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
10064 -m2a-single-only and -m2a-nofpu.
10065 * config/sh/sh.opt: Document m2a generates FPU code.
10067 2009-06-24 Anatoly Sokolov <aesok@post.ru>
10069 * defaults.h (CAN_ELIMINATE): Provide default.
10070 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10071 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
10072 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
10073 * config/spu/spu.h (CAN_ELIMINATE): Delete.
10074 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
10075 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
10076 * config/cris/cris.h (CAN_ELIMINATE): Delete.
10077 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
10078 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
10079 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
10081 2009-06-24 DJ Delorie <dj@redhat.com>
10083 * mep-ext-cop.cpu: Fix copyright notice.
10084 * mep-default: Fix copyright notice.
10085 * mep-core: Fix copyright notice.
10086 * mep: Fix copyright notice.
10087 * mep-ivc2: Fix copyright notice.
10088 * mep-c5: Fix copyright notice.
10090 2009-06-24 Denis Chertykov <chertykov@gmail.com>
10092 * doc/contrib.texi (Contributors):
10094 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
10096 PR middle-end/40501
10097 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
10098 src and dst operands if necessary.
10100 2009-06-23 DJ Delorie <dj@redhat.com>
10103 * config.gcc: Add mep support.
10104 * recog.c: Resurrect validate_replace_rtx_subexp().
10105 * recog.h: Likewise.
10106 * config/mep/: Add new port:
10107 * config/mep/constraints.md: New file.
10108 * config/mep/default.h: New file.
10109 * config/mep/intrinsics.h: New file.
10110 * config/mep/intrinsics.md: New file.
10111 * config/mep/ivc2-template.h: New file.
10112 * config/mep/mep-c5.cpu: New file.
10113 * config/mep/mep-core.cpu: New file.
10114 * config/mep/mep-default.cpu: New file.
10115 * config/mep/mep-ext-cop.cpu: New file.
10116 * config/mep/mep-intrin.h: New file.
10117 * config/mep/mep-ivc2.cpu: New file.
10118 * config/mep/mep-lib1.asm: New file.
10119 * config/mep/mep-lib2.c: New file.
10120 * config/mep/mep-pragma.c: New file.
10121 * config/mep/mep-protos.h: New file.
10122 * config/mep/mep-tramp.c: New file.
10123 * config/mep/mep.c: New file.
10124 * config/mep/mep.cpu: New file.
10125 * config/mep/mep.h: New file.
10126 * config/mep/mep.md: New file.
10127 * config/mep/mep.opt: New file.
10128 * config/mep/predicates.md: New file.
10129 * config/mep/t-mep: New file.
10131 2009-06-23 Ian Lance Taylor <iant@google.com>
10133 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
10134 from loose_warn into c_loose_warn and from strict_warn into
10135 c_strict_warn. Set and substitute warn_cxxflags. Check for
10136 --enable-build-with-cxx. Set and substitute
10137 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
10138 * Makefile.in (CXXFLAGS): New variable.
10139 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
10140 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
10141 the default is the same as $(STRICT_WARN).
10142 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
10143 (CXX): New variable.
10144 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
10145 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
10146 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
10147 (HOST_LIBS): New variable.
10148 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
10149 (ALL_CXXFLAGS): New variable.
10150 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
10151 * doc/install.texi (Configuration): Document
10152 --enable-build-with-cxx, --with-stage1-ldflags,
10153 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
10154 * configure: Rebuild.
10156 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10158 * config/arm/arm.c (arm_override_options): Fix braces and formatting
10159 from previous commit.
10161 2009-06-23 Ian Lance Taylor <iant@google.com>
10163 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
10165 2009-06-23 Ian Lance Taylor <iant@google.com>
10167 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
10168 with ATTRIBUTE_UNUSED.
10170 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10171 Pat Haugen <pthaugen@us.ibm.com>
10172 Revital Eres <eres@il.ibm.com>
10174 * config.in (HAVE_AS_POPCNTD): Add default definition.
10175 (HAVE_AS_LWSYNC): Ditto.
10177 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
10179 (gcc_cv_as_powerpc_cmpb): Ditto.
10180 (gcc_cv_as_powerpc_dfp): Ditto.
10181 (gcc_cv_as_powerpc_vsx): Ditto.
10182 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
10183 supporting the popcntd/lwsync instructions.
10184 (gcc_cv_as_powerpc_lwsync): Ditto.
10185 * configure: Regenerate.
10187 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
10188 -mcpu=native and -mcpu=power7.
10189 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
10191 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
10192 a variable instead of a mask to reduce the number of mask bits.
10193 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
10194 (-mbit-word): Ditto.
10195 (-mregnames): Ditto.
10196 * config/rs6000/rs6000.opt (-mupdate): Ditto.
10197 (-mfused-madd): Ditto.
10199 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
10201 (-mvsx): New switch for VSX instructions.
10202 (-misel): Move from a variable to a mask to allow it to be set by
10205 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
10206 function declaration to an array declaration.
10207 (rs6000_hard_regno_nregs): New external array declaration.
10209 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
10210 files included by rs6000.md.
10212 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
10213 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
10215 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
10217 (rs6000_debug_reg): New -mdebug= variables.
10218 (rs6000_debug_addr): Ditto.
10219 (rs6000_debug_cost): Ditto.
10220 (rs6000_pmode): New variable to hold Pmode.
10221 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
10222 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
10223 calculated at compiler start.
10224 (rs6000_hard_regno_nregs): Change function to an array which holds
10225 HARD_REGNO_NREGS calculated at compiler start.
10226 (rs6000_explicit_options): Delete isel field.
10227 (rs6000_vector_unit): New array to hold which vector unit
10228 supports arithmetic options for a given type.
10229 (rs6000_vector_mem): New array to hold which vector unit supports
10230 memory reference operations for a given type.
10231 (rs6000_vector_align): New array to given the alignment of each
10233 (power7_cost): New basic costs for power7.
10234 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
10235 (rs6000_hard_regno_nregs_internal): New function, moved from
10236 HARD_REGNO_NREGS, to calculate the number of registers each hard
10237 register takes for each type.
10238 (rs6000_debug_reg_print): New function for -mdebug=reg support.
10239 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
10240 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
10241 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
10242 unit information here so it is calculated once at compiler startup
10244 (rs6000_override_options): Make -misel a target mask. Add more
10245 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
10246 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
10248 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
10249 (rs6000_handle_option): Move -misel from variable to target mask.
10250 (rs6000_builtin_mask_for_load): Add VSX support.
10251 (rs6000_conditional_register_usage): Ditto.
10252 (USE_ALTIVEC_FOR_ARG_P): Ditto.
10253 (function_arg_boundary): Ditto.
10254 (rs6000_expand_builtin): Ditto.
10255 (def_builtin): Make abort message a little friendlier.
10256 (rs6000_emit_int_cmove): Add support for 64-bit isel.
10258 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
10259 assembler support the popcntd instruction instead of a vsx
10260 instruction to enable power7 support.
10261 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
10262 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
10263 option to the assembler if -mcpu=native.
10264 (ASM_CPU_NATIVE_SPEC): Ditto.
10265 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
10267 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
10268 the lwsync instruction.
10269 (enum processor_type): Add PROCESSOR_POWER7.
10270 (rs6000_debug_reg): New -mdebug= options.
10271 (rs6000_debug_addr): Ditto.
10272 (rs6000_debug_cost): Ditto.
10273 (rs6000_isel): Delete.
10274 (enum rs6000_vector): New enum to say what vector unit we have.
10275 (VECTOR_UNIT_*): New macros to say which vector unit has
10276 arithmetic operations for a given type.
10277 (VECTOR_MEM_*): New macros to say which vector unit has memory
10278 operations for a given type.
10279 (TARGET_LDBRX): Whether the machine supports the ldbrx
10281 (TARGET_ISEL): Delete, -misel moved to be a mask.
10282 (TARGET_ISEL64): New macro for 64-bit isel support.
10283 (UNITS_PER_VSX_WORD): New macro.
10284 (POINTER_SIZE): Move to be an external variable, rather than
10285 calculating whether we are generating 32 ot 64-bit code.
10287 (STACK_BOUNDARY): Add VSX support.
10288 (LOCAL_ALIGNMENT): Ditto.
10289 (SLOW_UNALIGNED_ACCESS): Ditto.
10290 (VSX_REGNO_P): New macro for VSX support.
10291 (VFLOAT_REGNO_P): Ditto.
10292 (VINT_REGNO_P): Ditto.
10293 (VLOGICAL_REGNO_P): Ditto.
10294 (VSX_VECTOR_MODE): Ditto.
10295 (VSX_SCALAR_MODE): Ditto.
10297 (VSX_MOVE_MODE): Ditto.
10298 (VSX_REG_CLASS_P): Ditto.
10299 (HARD_REGNO_NREGS): Instead of calling a function, use an array
10301 (UNITS_PER_SIMD_WORD): Add VSX support.
10302 (MODES_TIEABLE_P): Ditto.
10303 (STARTING_FRAME_OFFSET): Ditto.
10304 (STACK_DYNAMIC_OFFSET): Ditto.
10305 (EPILOGUE_USES): Ditto.
10306 (REGNO_REG_CLASS): Move to array lookup.
10307 (CLASS_MAX_NREGS): Ditto.
10308 (rs6000_vector_reg_class): Add declaration.
10309 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
10310 overlap with the floating point and Altivec registers.
10312 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
10314 * config/rs6000/driver-rs6000.c (asm_names): New static array to
10315 give the appropriate asm switches if -mcpu=native.
10316 (host_detect_local_cpu): Add support for "asm".
10317 (host_detect_local_cpu): Follow GNU code guidelines for name.
10319 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
10320 -mbit-word to a variable instead of being a target mask.
10322 * config/rs6000/sync.md (lwsync): If the assembler supports it,
10323 emit the lwsync instruction instead of emitting the instruction as
10324 an integer constant.
10326 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
10327 fixuns_trundfsi2, move expander into rs6000.md.
10329 * config/rs6000/rs6000.md (cpu): Add power7.
10330 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
10331 (logical predicate patterns): Change the single instruction
10332 primitives that set CR0 to be fast_compare instead of compare.
10334 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
10335 (popcntddi2): Ditto.
10336 (popcount<mode>): Ditto.
10337 (floating multiply/add insns): Name the floating point
10338 multiply/add insns.
10339 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
10340 (isel_unsigned_<mode>): Ditto.
10341 (fixuns_trundfsi2): Move expander here from spe.md.
10342 (smindi3): Define if we have -misel on 64-bit systems.
10347 2009-06-23 Anatoly Sokolov <aesok@post.ru>
10349 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
10351 * config/avr/avr.c (avr_current_device): New variable.
10352 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
10353 (avr_arch, mcu_type_s): Move to avr.h.
10354 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
10355 default_data_section_start fields.
10356 (avr_arch): Moved from avr.c.
10357 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
10358 library_name fields.
10359 (avr_current_device, avr_mcu_types, avr_arch_types,
10360 avr_device_to_arch, avr_device_to_data_start,
10361 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
10362 (EXTRA_SPEC_FUNCTIONS): Define.
10363 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
10364 options mapping. Use device_to_arch and device_to_data_start insted.
10365 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
10366 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
10367 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
10368 * config/avr/driver-avr.c: New file.
10369 * config/avr/avr-devices.c: New file.
10371 2009-06-23 Jakub Jelinek <jakub@redhat.com>
10373 * var-tracking.c (unshare_variable): Force initialized to
10374 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
10375 (set_variable_part): Likewise.
10376 (struct variable_union_info): Remove pos_src field.
10377 (vui_vec, vui_allocated): New variables.
10378 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
10379 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
10380 == 1 use a simpler sorting algorithm. Compute pos field right
10381 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
10382 Avoid quadratic comparison if !flag_var_tracking_uninit.
10383 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
10384 unshare_variable unconditionally.
10385 (dataflow_set_different_2): Removed.
10386 (dataflow_set_different): Don't traverse second hash table.
10387 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
10388 unconditionally to var_reg_set or var_mem_set.
10389 (emit_notes_in_bb): Likewise.
10390 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
10392 (emit_note_insn_var_location): Don't set initialized to
10393 VAR_INIT_STATUS_INITIALIZED early.
10394 (vt_finalize): Free vui_vec if needed, clear vui_vec and
10396 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
10398 * tree-object-size.c (addr_object_size): Instead of checking
10399 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
10400 are no FIELD_DECLs following it.
10402 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
10404 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
10405 order to match bswaps with signed source operands.
10407 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10409 * sdbout.c (sdbout_one_type): Fix braces in switch.
10411 2009-06-23 Richard Guenther <rguenther@suse.de>
10413 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
10415 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
10416 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
10417 var_callused, callused_tree, var_storedanything, storedanything_tree,
10418 var_integer, integer_tree): Remove global variables.
10419 (new_var_info): Do not pass new id, append the new var to the
10420 global variable vector.
10421 (do_ds_constraint): Use is_global_var member of the variable-info.
10422 (new_scalar_tmp_constraint_exp): Adjust.
10423 (create_function_info_for): Likewise.
10424 (create_variable_info_for): Likewise.
10425 (find_what_var_points_to): Remove dead code.
10426 (init_base_vars): Simplify.
10427 (compute_points_to_sets): Adjust.
10429 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10431 * combine.c (try_combine): Dump information about the insns we're
10434 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10436 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
10437 check when calling force_to_mode on TRUNCATE's operand.
10439 2009-06-22 Ian Lance Taylor <iant@google.com>
10441 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
10443 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10445 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
10447 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10449 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
10450 override library linkage flags such as -static-libgcc or
10453 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10455 * config/m68k/m68k-devices.def: Add line for MCF5221x.
10457 2009-06-22 Ian Lance Taylor <iant@google.com>
10459 * config/linux.opt: Put mglibc ahead of muclibc.
10461 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
10462 for duplicate decls.
10464 2009-06-22 Matthias Klose <doko@ubuntu.com>
10466 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
10468 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10471 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
10472 instead of NULL if a parser error occurs.
10474 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10476 * dwarf2out.c (dwarf2_debug_hooks): Initialize
10477 non-DWARF2_DEBUGGING_INFO version.
10479 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
10481 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
10482 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
10484 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
10485 (LIBGCC2_TF_CEXT): Define.
10488 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10491 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10493 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10495 * config/arm/arm.c (arm_override_options): Disable
10496 -mcaller-super-interworking and -mcallee-super-interworking.
10497 * doc/invoke.texi (ARM Options): Document this.
10499 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10501 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10502 * config/arm/constraints.md (j): New constraint for movw operands.
10503 (N): Remove thumb2 meaning.
10504 * config/arm/arm.md (*arm_movw): Delete.
10505 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10506 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10507 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10509 2009-06-22 Martin Jambor <mjambor@suse.cz>
10511 PR tree-optimization/40492
10512 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10513 build_ref_for_offset.
10515 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10517 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10518 JUMP_TABLE_DATA_P predicates where applicable.
10519 * auto-inc-dec.c: Ditto.
10520 * builtins.c: Ditto.
10521 * caller-save.c: Ditto.
10523 * cfgcleanup.c: Ditto.
10524 * cfglayout.c: Ditto.
10526 * combine.c: Ditto.
10527 * combine-stack-adj.c: Ditto.
10531 * df-scan.c: Ditto.
10533 * dwarf2asm.c: Ditto.
10534 * dwarf2out.c: Ditto.
10535 * emit-rtl.c: Ditto.
10541 * function.c: Ditto.
10544 * genpreds.c: Ditto.
10545 * genrecog.c: Ditto.
10547 * ira-costs.c: Ditto.
10548 * ira-lives.c: Ditto.
10550 * loop-iv.c: Ditto.
10551 * lower-subreg.c: Ditto.
10552 * modulo-sched.c: Ditto.
10554 * postreload.c: Ditto.
10555 * print-rtl.c: Ditto.
10557 * reginfo.c: Ditto.
10558 * regmove.c: Ditto.
10559 * reload1.c: Ditto.
10562 * rtlanal.c: Ditto.
10564 * sched-vis.c: Ditto.
10566 * sel-sched-ir.c: Ditto.
10567 * simplify-rtx.c: Ditto.
10568 * targhooks.c: Ditto.
10569 * var-tracking.c: Ditto.
10570 * vmsdbgout.c: Ditto.
10572 2009-06-22 Matthias Klose <doko@ubuntu.com>
10574 * Makefile.in (install-plugin): Always use DESTDIR.
10576 2009-06-22 Olivier Hainque <hainque@adacore.com>
10578 * config/pa/pa.c (output_call): Don't optimize post call jumps
10579 into return address adjustments if the call may throw.
10581 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10583 * arm.c (thumb1_output_casesi): New function.
10584 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10585 optimizing for size or PIC.
10586 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10587 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10588 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10589 (thumb1_casesi_internal_pic): New expand rule.
10590 (thumb1_casesi_dispatch): New pattern.
10591 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10593 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10594 in the text seciton when PIC or optimizing for size.
10595 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10596 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10597 preservation properties of code.
10598 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10599 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10600 (__gnu_thumb1_case_si): New function.
10601 * t-arm (LIB1ASMSRC): Define here.
10602 (LIB1ASMFUNCS): Add some common functions.
10603 * t-arm-elf (LIB1ASMSRC): Delete.
10604 (LIB1ASMFUNCS): Append to existing set.
10605 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10606 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10607 * t-symbian (LIB1ASMFUNCS): Likewise.
10608 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10609 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10611 2009-06-21 Richard Guenther <rguenther@suse.de>
10613 PR tree-optimization/38729
10614 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10615 to loops with a single exit if -fno-expensive-optimizations.
10617 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10619 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10620 (dataflow_set): Change vars type from htab_t to shared_hash.
10621 (shared_hash_pool, empty_shared_hash): New variables.
10622 (vars_clear): Removed.
10623 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10624 shared_hash_find_slot_unshare, shared_hash_find_slot,
10625 shared_hash_find_slot_noinsert, shared_hash_find): New
10627 (shared_hash_unshare, shared_hash_destroy): New functions.
10628 (unshare_variable): Unshare set->vars if shared, use
10630 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10631 (get_init_value, find_src_set_src, dump_dataflow_set,
10632 clobber_variable_part, emit_notes_for_differences): Use
10634 (dataflow_set_init): Remove second argument, set vars to
10635 empty_shared_hash instead of creating a new htab.
10636 (dataflow_set_clear): Call shared_hash_destroy and set vars
10637 to empty_shared_hash instead of calling vars_clear.
10638 (dataflow_set_copy): Don't call vars_copy, instead just share
10639 the src htab with dst.
10640 (variable_union): Use shared_hash_*, use initially NO_INSERT
10641 lookup if set->vars is shared. Don't keep slot cleared before
10642 calling unshare_variable. Unshare set->vars if needed.
10643 Even ->refcount == 1 vars must be unshared if set->vars is shared
10644 and var needs to be modified.
10645 (variable_canonicalize): New function.
10646 (dataflow_set_union): If dst->vars is empty, just share src->vars
10647 with dst->vars and traverse with variable_canonicalize to canonicalize
10648 and unshare what is needed.
10649 (dataflow_set_different): If old_set and new_set use the same shared
10650 htab, they aren't different. If number of htab elements is different,
10651 htabs are different. Use shared_hash_*.
10652 (dataflow_set_destroy): Call shared_hash_destroy instead of
10654 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10655 second argument to dataflow_set_init.
10656 (vt_initialize): Likewise. Initialize shared_hash_pool and
10657 empty_shared_hash, move bb in/out initialization afterwards.
10658 Use variable_htab_free instead of NULL as changed_variables del hook.
10659 (variable_was_changed): Change type of second argument to pointer to
10660 dataflow_set. When inserting var into changed_variables, bump
10661 refcount. Unshare set->vars if set is shared htab and slot needs to
10663 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10664 lookup if set->vars is shared. Unshare set->vars if needed.
10665 Even ->refcount == 1 vars must be unshared if set->vars is shared
10666 and var needs to be modified. Adjust variable_was_changed caller.
10667 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10668 vars must be unshared if set->vars is shared and var needs to be
10669 modified. Adjust variable_was_changed caller.
10670 (emit_note_insn_var_location): Don't pool_free var.
10671 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10673 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10674 free_alloc_pool on shared_hash_pool.
10676 2009-06-20 Anthony Green <green@moxielogic.com>
10678 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10679 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10681 2009-06-20 Richard Guenther <rguenther@suse.de>
10683 * tree-ssa-structalias.c (find_func_aliases): For memset use
10684 a constraint from NULL if we memset to zero.
10685 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10686 we explicitly handle that do not read from memory.
10687 (call_may_clobber_ref_p_1): Properly handle builtins that may
10690 2009-06-20 Richard Guenther <rguenther@suse.de>
10692 PR tree-optimization/40495
10693 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10694 (new_scalar_tmp_constraint_exp): New function.
10695 (process_constraint): Do not create temporary decls.
10696 (process_all_all_constraints): Likewise.
10697 (handle_const_call): Likewise.
10698 (create_function_info_for): Do not set decl.
10700 2009-06-19 Ian Lance Taylor <iant@google.com>
10702 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10703 (rs6000_attribute_table): Make static; move before use.
10705 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10707 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10708 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10709 Propagate the TREE_READONLY flag without overwriting it.
10710 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10711 Propagate the TREE_READONLY flag onto the result.
10712 (process_call_operands): Move around. Use correct constant value.
10714 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10717 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10718 * config/arm/arm.md: Likewise.
10720 2009-06-19 Ian Lance Taylor <iant@google.com>
10722 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10723 to GIMPLE_ERROR_MARK.
10725 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10726 op2_original_type parameters. Warn about using different enum types.
10727 * c-parser.c (c_parser_conditional_expression): Pass original
10728 types to build_conditional_expr.
10729 * c-tree.h (build_conditional_expr): Update declaration.
10731 2009-06-19 Ian Lance Taylor <iant@google.com>
10733 * config/i386/i386.c (ix86_function_specific_save): Test that
10734 fields match values, rather than testing the values are in a
10737 2009-06-19 Richard Guenther <rguenther@suse.de>
10739 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10740 ADDR_EXPR pointers.
10741 (ptr_derefs_may_alias_p): Likewise.
10742 (ptr_deref_may_alias_ref_p_1): New function.
10743 (ptr_deref_may_alias_ref_p): Likewise.
10744 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10745 covered by looking at the ESCAPED solution.
10746 (call_may_clobber_ref_p_1): Likewise.
10747 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10748 Handle NULL_TREE offset. Do not produce redundant constraints.
10749 (process_all_all_constraints): New helper function.
10750 (do_structure_copy): Use it.
10751 (handle_lhs_call): Likewise.
10752 (find_func_aliases): Handle some builtins with pointer arguments
10753 and/or return values explicitly.
10755 2009-06-19 Ian Lance Taylor <iant@google.com>
10757 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10759 2009-06-19 Ian Lance Taylor <iant@google.com>
10761 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10763 2009-06-19 Ian Lance Taylor <iant@google.com>
10765 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10766 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10769 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10770 uninitialized const.
10772 2009-06-19 Ian Lance Taylor <iant@google.com>
10774 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10777 * c-decl.c (in_struct, struct_types): Remove.
10778 (struct c_binding): Add in_struct field.
10779 (c_binding_ptr): Define type, along with VEC.
10780 (struct c_struct_parse_info): Define.
10781 (struct_parse_info): New static variable.
10782 (bind): Initialize in_struct field.
10783 (start_struct): Remove enclosing_in_struct and
10784 enclosing_struct_types parameters. Add
10785 enclosing_struct_parse_info parameter. Change all callers. Set
10786 struct_parse_info rather than in_struct and struct_types.
10787 (grokfield): If -Wc++-compat and there is a symbol binding for the
10788 field name, set the in_struct flag and push it on the
10789 struct_parse_info->fields vector.
10790 (warn_cxx_compat_finish_struct): New static function.
10791 (finish_struct): Remove enclosing_in_struct and
10792 enclosing_struct_types parameters. Add
10793 enclosing_struct_parse_info parameter. Change all callers. Don't
10794 set C_TYPE_DEFINED_IN_STRUCT here. Call
10795 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10796 parameter. Only push on struct_types if warn_cxx_compat.
10797 (finish_enum): Only push on struct_types if warn_cxx_compat.
10798 (declspecs_add_type): Add loc parameter. Change all callers.
10799 Change all error calls to error_at. Pass loc, not input_location,
10800 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10801 defined in a struct. If -Wc++-compat and parsing a struct, record
10802 that a typedef name was used.
10803 * c-parser.c (c_parser_declspecs): Get location to pass to
10804 declspecs_add_type.
10805 (c_parser_struct_or_union_specifier): Update calls to start_struct
10807 * c-tree.h (struct c_struct_parse_info): Declare.
10808 (finish_struct, start_struct): Update declarations.
10809 (declspecs_add_type): Update declaration.
10811 2009-06-19 Ian Lance Taylor <iant@google.com>
10813 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10814 variable with an anonymous type.
10816 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10818 * see.c: Remove for real.
10820 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10822 * optabs.h (enum optab_index): Add new OTI_significand.
10823 (significand_optab): Define corresponding macro.
10824 * optabs.c (init_optabs): Initialize significand_optab.
10825 * genopinit.c (optabs): Implement significand_optab using
10826 significand?f2 patterns.
10827 * builtins.c (expand_builtin_mathfn): Handle
10828 BUILT_IN_SIGNIFICAND{,F,L}.
10829 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10830 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10832 * config/i386/i386.md (significandxf2, significand<mode>2): New
10833 expanders to implement significandf, significand and significandl
10834 built-ins as inline x87 intrinsics.
10836 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10838 * config/avr/avr.c (avr_override_options): Remove setting value of
10839 PARAM_INLINE_CALL_COST.
10841 2009-06-18 Richard Henderson <rth@redhat.com>
10844 * tree-pass.h (TDF_ASMNAME): New.
10845 * tree-dump.c (dump_options): Add asmname.
10846 * doc/invoke.texi: Document it.
10848 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10849 (dump_decl_name): ...here.
10850 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10851 (dump_generic_node): Update dump_function_name calls.
10852 (print_call_name): New flags arg; update all dump calls.
10853 * diagnostic.h (print_call_name): Update.
10854 * gimple-pretty-print.c (dump_gimple_call): Update.
10856 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10859 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10861 2009-06-18 Diego Novillo <dnovillo@google.com>
10863 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10864 * plugin.c (str_license): Declare.
10865 (try_init_one_plugin): Assert that the symbol
10866 'plugin_is_GPL_compatible' exists.
10868 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10871 * Makefile.in (OBJS-common): Remove see.o.
10873 * common.opt (fsee): Mark as preserved for backward compatibility.
10874 * opts.c (common_handle_option): Add OPT_fsee to the backward
10875 compatibility section.
10876 * passes.c (init_optimization_passes, pass_see): Remove pass.
10877 * timevar.def (TV_SEE): Remove.
10878 * tree-pass.h (pass_see): Remove declaration.
10879 * doc/invoke.texi (-fsee): Remove documentation.
10881 2009-06-18 Martin Jambor <mjambor@suse.cz>
10883 * tree-sra.c: Include statistics.h
10884 (sra_stats): New variable.
10885 (sra_initialize): Clear sra_stats.
10886 (create_access_replacement): Increment sra_stats.replacements.
10887 (get_access_replacement): Do not return twice.
10888 (analyze_all_variable_accesses): Increment statistics counter by the
10889 number of scalarized aggregates.
10890 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10891 (sra_modify_expr): Increment sra_stats.exprs.
10892 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10893 (sra_modify_assign): Increment sra_stats.exprs,
10894 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10895 (perform_intra_sra): Update statistics counters.
10896 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10898 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10900 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10901 (arm_scalar_mode_supported_p): New function.
10903 2009-06-18 Paul Brook <paul@codesourcery.com>
10904 Sandra Loosemore <sandra@codesourcery.com>
10906 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10907 (__extendhfsf2, __truncsfhf2): Define.
10908 * config/arm/fp16.c: New file.
10909 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10910 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10912 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10914 * doc/extend.texi (Half-Precision): New section.
10915 * doc/invoke.texi (Option Summary): List -mfp16-format.
10916 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10917 * config/arm/arm.opt (mfp16-format=): New.
10918 * config/arm/arm.c: Include intl.h.
10919 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10920 (TARGET_INVALID_RETURN_TYPE): Redefine.
10921 (TARGET_PROMOTED_TYPE): Redefine.
10922 (TARGET_CONVERT_TO_TYPE): Redefine.
10923 (arm_fp16_format): Define.
10924 (all_fpus): Add entry for neon-fp16.
10925 (fp_model_for_fpu): Likewise.
10926 (struct fp16_format): Declare.
10927 (all_fp16_formats): Define.
10928 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10930 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10932 (arm_legitimate_index_p): Treat HFmode like HImode.
10933 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10934 (coproc_secondary_reload_class): Special-case HFmode.
10935 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10936 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10937 (arm_init_fp16_builtins): New.
10938 (arm_init_builtins): Call it.
10939 (arm_invalid_parameter_type): New.
10940 (arm_invalid_return_type): New.
10941 (arm_promoted_type): New.
10942 (arm_convert_to_type).
10943 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10945 (arm_emit_fp16_const): New function.
10946 (arm_mangle_type): Mangle __fp16 as "Dh".
10947 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10949 (TARGET_NEON_FP16): New.
10950 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10951 (enum fputype): Add FPUTYPE_NEON_FP16.
10952 (enum arm_fp16_format_type): Declare.
10953 (arm_fp16_format): Declare.
10954 (LARGEST_EXPONENT_IS_NORMAL): Define.
10955 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10956 * config/arm/arm-modes.def (HFmode): Define.
10957 * config/arm/vfp.md: (*movhf_vfp): New.
10958 (extendhfsf2): New.
10960 * config/arm/arm.md: (fpu): Add neon_fp16.
10961 (floatsihf2, floatdihf2): New.
10962 (fix_trunchfsi2, fix_trunchfdi2): New.
10964 (extendhfdf2): New.
10966 (*arm32_movhf): New.
10967 (*thumb1_movhf): New.
10968 (consttable_2): Add check for HFmode constants.
10969 (consttable_4): Handle HFmode constants.
10971 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10973 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10975 2009-06-17 Olivier Hainque <hainque@adacore.com>
10977 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10978 const char ** conversion in AIX specific section.
10980 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10982 * config/i386/i386.c (ix86_special_builtin_type): Remove
10983 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10984 (bdesc_special_args): Updated.
10985 (ix86_init_mmx_sse_builtins): Likewise.
10986 (ix86_expand_special_args_builtin): Likewise.
10988 2009-06-17 Richard Henderson <rth@redhat.com>
10990 * tree-pretty-print.c (maybe_dump_asm_name): New.
10991 (dump_decl_name): Use it.
10992 (PRINT_FUNCTION_NAME): Merge into...
10993 (dump_function_name): ... here. Use maybe_dump_asm_name.
10995 2009-06-17 Cary Coutant <ccoutant@google.com>
10997 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10999 * debug.c (struct gcc_debug_hooks): Change placeholder for
11001 (debug_nothing_int_charstar_int): Replaced by...
11002 (debug_nothing_int_charstar_int_bool): ...this.
11003 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
11004 source_line prototype.
11005 (debug_nothing_int_charstar_int): Replaced by...
11006 (debug_nothing_int_charstar_int_bool): ...this.
11007 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
11008 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
11009 Output is_stmt operand when necessary.
11010 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
11011 (notice_source_line): Add is_stmt parameter.
11012 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
11013 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
11015 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
11016 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
11018 2009-06-17 Ian Lance Taylor <iant@google.com>
11020 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
11022 (struct store_by_pieces_d): Rename from store_by_pieces. Change
11025 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
11027 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
11028 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
11029 tree_strip_sign_nop_conversions and
11030 tree_ssa_strip_useless_type_conversions rather than stripping
11031 the operations here.
11032 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
11034 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
11035 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
11036 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
11037 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
11040 2009-06-17 Michael Eager <eager@eagercon.com>
11042 * config/rs6000/constraints.md (register_constraint "d"): New.
11043 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
11044 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11045 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
11046 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
11047 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
11048 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
11049 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
11050 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
11051 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
11052 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
11054 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
11055 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
11056 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
11057 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
11058 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
11059 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
11060 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
11061 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
11062 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
11063 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
11064 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
11065 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
11066 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
11067 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
11069 2009-06-16 Ian Lance Taylor <iant@google.com>
11071 * profile.c (total_num_never_executed): Don't define.
11072 (compute_branch_probabilities): Don't count or print
11073 num_never_executed.
11074 (init_branch_prob): Don't set total_num_never_executed.
11075 (end_branch_prob): Don't print total_num_never_executed.
11077 2009-06-17 David Daney <ddaney@caviumnetworks.com>
11079 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
11081 2009-06-17 David Edelsohn <edelsohn@gnu.org>
11083 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
11084 (nabstd2_fpr): Same.
11086 2009-06-17 Steve Ellcey <sje@cup.hp.com>
11088 * expr.c (expand_assignment): Change complex type check.
11090 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
11092 * doc/plugins.texi (Building GCC plugins): Added new section.
11094 2009-06-17 Ian Lance Taylor <iant@google.com>
11096 * c-pch.c (get_ident): Don't set size of templ array.
11097 (pch_init): Don't set size of partial_pch array.
11099 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
11100 string constant to intialize an array whose size is the length of
11103 2009-06-17 Richard Guenther <rguenther@suse.de>
11105 PR tree-optimization/40389
11106 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
11107 to addressable types.
11108 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
11110 2009-06-17 Richard Guenther <rguenther@suse.de>
11112 PR middle-end/40460
11113 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
11114 if there is no evolution of left in the loop bail out.
11115 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
11116 chrec_fold_multiply.
11118 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
11119 Janis Johnson <janis187@us.ibm.com>
11122 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
11123 for the symbol ref of a constant that is the source of a move
11124 - nor for any other not-obvious-label-ref constants.
11126 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
11128 * plugin.c (position_pass): Skip newly inserted pass during list
11129 traversal to avoid repeated insertion.
11131 2009-06-16 Ian Lance Taylor <iant@google.com>
11133 * vec.h (VEC_stack_alloc): Define different version if
11134 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
11135 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
11136 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
11137 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
11139 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
11141 * config.gcc (extra_headers): Add ia32intrin.h for x86.
11143 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
11144 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
11145 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
11146 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
11147 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
11148 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11149 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11150 (bdesc_special_args): Add __builtin_ia32_rdtsc and
11151 __builtin_ia32_rdtscp.
11152 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
11153 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
11154 and __builtin_ia32_rorhi.
11155 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
11156 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11157 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11158 (ix86_expand_args_builtin): Likewise.
11159 (ix86_expand_special_args_builtin): Likewise.
11161 * config/i386/i386.md (UNSPECV_RDTSCP): New.
11162 (UNSPECV_RDTSC): Likewise.
11163 (UNSPECV_RDPMC): Likewise.
11164 (*bsr): Renamed to ...
11166 (*bsr_rex64): Renamed to ...
11169 (*rdpmc): Likewise.
11170 (*rdpmc_rex64): Likewise.
11172 (*rdtsc): Likewise.
11173 (*rdtsc_rex64): Likewise.
11174 (rdtscp): Likewise.
11175 (*rdtscp): Likewise.
11176 (*rdtscp_rex64): Likewise.
11178 * config/i386/ia32intrin.h: New.
11180 * config/i386/x86intrin.h: Include <ia32intrin.h>.
11182 2009-06-16 Ian Lance Taylor <iant@google.com>
11184 * ira-build.c (copy_info_to_removed_store_destinations):
11185 Initialize parent_a.
11187 2009-06-16 Ian Lance Taylor <iant@google.com>
11189 * c-decl.c (grokdeclarator): Change size_varies to bool.
11191 2009-06-16 Ian Lance Taylor <iant@google.com>
11193 * sel-sched.c: Make forward declarations of move_op_hooks and
11194 fur_hooks explicitly extern.
11196 2009-06-16 Ian Lance Taylor <iant@google.com>
11198 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
11199 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
11201 2009-06-16 Ian Lance Taylor <iant@google.com>
11203 * resource.c (mark_referenced_resources): Change
11204 include_delayed_effects parameter to bool. Change all callers.
11205 (mark_end_of_function_resources): Likewise.
11206 * reorg.c (insn_references_resource_p): Likewise.
11207 (insn_sets_resource_p): Likewise.
11208 * resource.h (mark_referenced_resources): Update declaration.
11209 (mark_end_of_function_resources): Update declaration.
11211 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11213 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
11215 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11217 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
11218 GCC can bootstrap on AIX with GNU Binutils 2.20.
11220 2009-06-16 Ian Lance Taylor <iant@google.com>
11222 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
11224 2009-06-16 Ian Lance Taylor <iant@google.com>
11226 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
11227 inline, not extern inline.
11228 (exact_log2): Likewise.
11229 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
11231 (exact_log2): Likewise, but don't test CTZ_HWI.
11233 2009-06-16 Ian Lance Taylor <iant@google.com>
11235 * bitmap.c (bitmap_clear): Don't declare as inline.
11236 * gimple.c (gimplify_assign): Likewise.
11237 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
11238 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
11239 (sched_scan_info): Remove duplicate definition.
11241 2009-06-16 Ian Lance Taylor <iant@google.com>
11243 * c-common.c (skip_evaluation): Don't define.
11244 (c_inhibit_evaluation_warnings): Define global variable.
11245 (overflow_warning): Check c_inhibit_evaluation_warnings rather
11246 than skip_evaluation.
11247 (convert_and_check, warn_for_div_by_zero): Likewise.
11248 * c-common.h (skip_evaluation): Don't declare.
11249 (c_inhibit_evaluation_warnings): Declare.
11250 * c-parser.c (c_parser_typeof_specifier): Set
11251 c_inhibit_evaluation_warnings rather than skip_evaluation.
11252 (c_parser_conditional_expression): Likewise.
11253 (c_parser_binary_expression): Likewise.
11254 (c_parser_sizeof_expression): Likewise.
11255 (c_parser_alignof_expression): Likewise.
11256 * c-typeck.c (build_indirect_ref): Check
11257 c_inhibit_evaluation_warnings rather than skip_evaluation.
11258 (build_conditional_expr, build_binary_op): Likewise.
11260 2009-06-16 Richard Guenther <rguenther@suse.de>
11262 * tree-ssa-alias.c (is_escape_site): Remove.
11263 * tree-ssa-alias.h (enum escape_type): Remove.
11264 (is_escape_site): Likewise.
11265 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
11266 via casts and asms without deferring to is_escape_site.
11268 2009-06-16 Jakub Jelinek <jakub@redhat.com>
11270 PR middle-end/40446
11271 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
11272 use gen_lowpart if op0 has complex mode.
11274 2009-06-16 Richard Guenther <rguenther@suse.de>
11276 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
11277 variables add them to ESCAPED.
11278 (find_func_aliases): Do not make all indirectly stored values escaped.
11280 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
11282 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
11283 make_decl_one_only.
11285 2009-06-16 Martin Jambor <mjambor@suse.cz>
11287 PR tree-optimization/40432
11288 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
11289 check whether we need to force gimple register operand.
11291 2009-06-16 Martin Jambor <mjambor@suse.cz>
11293 PR tree-optimization/40413
11294 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
11295 build_ref_for_offset.
11296 (propagate_subacesses_accross_link): Fix a typo in a comment.
11298 2009-06-16 Ira Rosen <irar@il.ibm.com>
11300 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11301 with additional parameter.
11302 * tree-vectorizer.h (enum vect_def_type): Add new value
11304 (enum vect_relevant): Add comments.
11305 (vect_is_simple_reduction): Add new argument.
11306 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
11307 Detect nested cycles.
11308 (vect_is_simple_reduction): Update documentation, add an argument to
11309 distinguish inner-loop reduction from nested cycle, detect nested
11310 cycles, fix printings and indentation, don't swap operands in case
11312 (get_initial_def_for_reduction): Handle subtraction.
11313 (vect_create_epilog_for_reduction): Add new argument to specify
11314 reduction variable.
11315 (vect_finalize_reduction): Handle subtraction, fix comments.
11316 (vectorizable_reduction): Handle nested cycles. In case of nested
11317 cycle keep track of the reduction variable position. Call
11318 vect_is_simple_reduction with additional parameter. Use original
11319 statement code in reduction epilogue for nested cycle. Call
11320 vect_create_epilog_for_reduction with additional parameter.
11321 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
11322 inner-loop vectorization.
11323 (vect_recog_widen_sum_pattern): Likewise.
11324 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
11326 (vect_mark_stmts_to_be_vectorized): Likewise.
11327 (vect_get_vec_def_for_operand): Handle nested cycles.
11329 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11331 * doc/invoke.texi (Debugging Options): Fix option index entries
11332 for -fdump-statistics, -frandom-seed add entries for
11333 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
11334 (FRV Options): Fix entries for -mTLS, -mtls.
11335 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
11336 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
11337 (M68hc1x Options): Fix @itemx for -mnominmax.
11338 (MCore Options): Fix entry for -mno-lsim.
11339 (MMIX Options): Fix entry for -mabi=mmixware.
11340 (PDP-11 Options): Fix entry for -mbcopy-builtin.
11342 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
11344 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
11345 Mention the plugin mode of gengtype.
11346 * doc/gty.texi (Source Files Containing Type Information): Likewise.
11347 * gengtype.c: Updated copyright.
11348 (plugin_files, nb_plugin_files) Added new static variables.
11349 (measure_input_list) Care about plugin_files.
11350 (write_rtx_next): Added early return in plugin mode.
11351 (create_file): Updated copyright year in generated file. Added
11353 (oprintf): Added early return if NULL outf.
11354 (get_output_file_with_visibility): Care of plugin_files.
11355 (get_output_file_name): May return null.
11356 (write_local): Added early return.
11357 (put_mangled_filename): Ditto.
11358 (finish_root_table): Added check for base_files.
11359 (write_roots): Care about null when plugins.
11360 (main): Added plugin mode.
11362 2009-06-15 Ian Lance Taylor <iant@google.com>
11364 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
11365 * gcov.c (read_count_file): Add braces around variables declared
11368 * c.opt (Wjump-misses-init): New warning.
11369 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
11370 -Wall and -Wc++-compat if not already set.
11371 (c_common_post_options): Clear warn_jump_misses_init if it was not
11373 * c-decl.c (struct c_binding): Change type field to a union with
11374 new label field. Make it the first field in the struct. Update
11375 references to type to use u.type instead.
11376 (struct c_spot_bindings): Define.
11377 (struct c_goto_bindings): Define.
11378 (c_goto_bindings_p): Define, along with VECs.
11379 (struct c_label_vars): Define.
11380 (struct c_scope): Add has_label_bindings field.
11381 (bind_label, set_spot_bindings): New static functions.
11382 (decl_jump_unsafe, update_spot_bindings): New static functions.
11383 (update_label_decls): New static function.
11384 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
11385 Update binding u.label field to shadowed field.
11386 (c_binding_start_stmt_expr): New function.
11387 (c_binding_end_stmt_expr): New function.
11388 (pushdecl): Don't call c_begin_vm_scope.
11389 (make_label): Add defining and p_label_vars parameters. Change
11391 (lookup_label): Correct test for whether a label has not yet been
11392 defined. Call bind_label rather than bind.
11393 (warn_about_goto): New static function.
11394 (lookup_label_for_goto): New function.
11395 (declare_label): Call bind_label rather than bind.
11396 (check_earlier_gotos): New static function.
11397 (define_label): Don't give errors about jumping into statement
11398 expressions or scopes of variably modified types. Call
11399 set_spot_bindings and check_earlier_gotos. Call bind_label
11400 instead of bind. Don't set label_context_stack_se or
11401 label_context_stack_vm.
11402 (c_get_switch_bindings): New function.
11403 (c_release_switch_bindings): New function.
11404 (c_check_switch_jump_warnings): New function.
11405 (start_function): Don't set label_context_stack_se or
11406 label_context_stack_vm.
11407 (finish_function): Likewise.
11408 * c-typeck.c (label_context_stack_se): Don't define.
11409 (label_context_stack_vm): Don't define.
11410 (c_finish_goto_label): Call lookup_label_for_goto rather than
11411 lookup_label. Don't give errors about jumping into a statement
11412 expression or the scope of a variably modified type. Don't set
11413 label_context_stack_se or label_context_stack_vm.
11414 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
11415 fields. Add bindings field.
11416 (c_start_case): Don't set deleted fields. Set bindings field.
11417 (do_case): Rework order of tests. Don't check blocked_stmt_expr
11418 or blocked_vm. Call c_check_switch_jump_warnings.
11419 (c_finish_case): Don't test blocked_stmt_expr field. Call
11420 c_release_switch_bindings.
11421 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
11422 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11423 set label_context_stack_se. Call c_bindings_start_stmt_expr.
11424 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
11425 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11426 set label_context_stack_se. Call c_bindings_end_stmt_expr.
11427 (c_begin_vm_scope, c_end_vm_scope): Don't define.
11428 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
11429 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
11430 (C_DECL_UNJUMPABLE_VM): Don't define.
11431 (C_DECL_UNDEFINABLE_VM): Don't define.
11432 (struct c_label_list): Don't define.
11433 (struct c_label_context_se): Don't define.
11434 (struct c_label_context_vm): Don't define.
11435 (struct c_spot_bindings): Declare.
11436 (c_bindings_start_stmt_expr): Declare.
11437 (c_bindings_end_stmt_expr): Declare.
11438 (lookup_label_for_goto): Declare.
11439 (c_get_switch_bindings, c_release_switch_bindings): Declare.
11440 (c_check_switch_jump_warnings): Declare.
11441 (label_context_stack_se, label_context_stack_vm): Don't declare.
11442 (c_finish_goto_label): Update declaration.
11443 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
11444 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
11445 (Warning Options): Document -Wjump-misses-init.
11447 2009-06-15 Jakub Jelinek <jakub@redhat.com>
11449 * tree-object-size.c (addr_object_size): Fix a pasto in the last
11452 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11454 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
11456 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11458 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
11460 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11462 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
11464 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11466 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
11467 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
11468 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
11469 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
11470 * dwarf2asm.c (dw2_force_const_mem): Update call to
11471 make_decl_one_only.
11472 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
11473 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
11474 * langhooks.c (lhd_comdat_group): Remove.
11475 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
11476 * tree.h (DECL_COMDAT_GROUP): New.
11477 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
11478 (tree_decl_with_vis): Add comdat_group. Remove one_only.
11479 (make_decl_one_only): Change signature.
11480 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
11481 make_decl_one_only.
11482 (make_decl_one_only): Change signature.
11483 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
11485 2009-06-15 Richard Guenther <rguenther@suse.de>
11487 PR middle-end/40439
11488 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
11490 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11492 * tree-ssa-math-opts.c: Remove extra divide.
11494 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11496 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11498 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11500 * passes.c: Add bswap pass.
11501 * tree-pass.h: Add pass_optimize_bswap declaration.
11502 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11503 Include rtl.h, expr.h and optabs.h for optab_handler check.
11504 (struct symbolic_number, pass_optimize_bswap): New definition.
11505 (do_shift_rotate, verify_symbolic_number_p): New functions.
11506 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11507 (gate_optimize_bswap): New function.
11508 * tree.c (widest_int_cst_value): New function.
11509 * tree.h (widest_int_cst_value): Prototype added.
11511 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11513 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11514 REG_EQUAL/REG_EQUIV notes.
11516 2009-06-14 Richard Guenther <rguenther@suse.de>
11518 PR middle-end/40389
11519 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11520 has its address taken if NRV was applied and it is addressable.
11521 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11522 function split out from ...
11523 (get_constraint_for_1): ... here.
11524 (handle_rhs_call): Use it to mark the return slot escaped if
11525 it is addressable and NRV was applied.
11527 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11529 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11530 Change first argument type to location_t.
11531 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11532 Do not set input_location.
11533 Use loc instead of input_location throughout.
11535 2009-06-13 Richard Guenther <rguenther@suse.de>
11537 PR tree-optimization/40421
11538 * tree-predcom.c (should_unroll_loop_p): Remove.
11539 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11541 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11543 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11544 Add location argument.
11546 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11548 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11550 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11551 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11552 * config/spu/spu-protos.h: Add location to
11553 spu_resolve_overloaded_builtin.
11554 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11555 spu_build_builtin_va_list.
11556 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11557 argument. Pass location to build_function_call_vec.
11558 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11560 (emit_fpu_switch): Same.
11561 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11562 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11563 to build_decl and create_artificial_label.
11564 (xtensa_gimplify_va_arg_expr): Same.
11565 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11566 (xstormy16_gimplify_va_arg_expr): Same.
11567 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11568 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11569 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11570 (mips16_build_function_stub): Same.
11571 (mips16_build_call_stub): Same.
11573 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11576 * arm/constraints.md (Pa, Pb): New constraints.
11577 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11578 split pattern to deal with them.
11580 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11582 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11583 fix index entry for -Xpreprocessor.
11585 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11587 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11588 Add location argument to build_decl call.
11589 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11590 (rs6000_init_builtins): Same.
11591 (spe_init_builtins): Same.
11592 (rs6000_gimplify_va_arg): Add location argument to
11593 create_artificial_label call.
11595 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11597 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11598 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11599 * Makefile.in: Fix GGC dependency for gcse.o.
11601 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11603 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11604 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11605 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11607 * c-parser.c (c_parser_binary_expression): Use current column while
11608 building binary operations.
11609 * common.opt (fshow-column): Enable by default.
11610 * tree-vrp.c (check_array_ref): Use warning_at.
11611 (check_array_bounds): Use location from call back if expr has no
11613 * tree.h: Add location argument to maybe_fold_*.
11614 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11615 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11616 (maybe_fold_offset_to_component_ref): Same.
11617 (maybe_fold_offset_to_reference): Same.
11618 (maybe_fold_offset_to_address): Same.
11619 (maybe_fold_stmt_indirect): Same.
11620 (maybe_fold_stmt_addition): Same.
11621 (fold_stmt_r): Pass location to maybe_fold_*.
11622 (fold_gimple_assign): Same.
11623 * c-tree.h: Add location argument to finish_decl,
11624 default_function_array_conversion, store_init_value.
11625 * c-decl.c (define_label): Use error_at.
11626 (c_make_fname_decl): Pass location to finish_decl.
11627 (finish_decl): New location argument.
11628 (build_compound_literal): Pass location to store_init_value.
11629 (grokdeclarator): Pass location to finish_decl.
11631 * c-typeck.c (array_to_pointer_conversion): New location argument.
11632 (function_to_pointer_conversion): Same.
11633 (default_function_array_conversion): Same.
11634 (parser_build_unary_op): Pass location to overflow_warning.
11635 (parser_build_binary_op): Same. Use warning_at.
11636 (build_unary_op): Pass location to array_to_pointer_conversion.
11637 (build_c_cast): Pass location to digest_init.
11638 (build_modify_expr): New location argument.
11639 (convert_for_assignment): Same.
11640 (store_init_value): Same.
11641 (digest_init): Same.
11642 (output_init_element): Pass location to digest_init and
11643 array_to_pointer_conversion.
11644 (c_finish_return): Pass location to convert_for_assignment.
11645 * gimplify.c (gimplify_conversion): Pass location to
11646 maybe_fold_offset_to_address.
11647 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11648 to maybe_fold_stmt_addition.
11649 * c-omp.c (c_finish_omp_atomic): Pass new location to
11651 (c_finish_omp_for): Same.
11652 * c-common.c (overflow_warning): New argument.
11653 * c-common.h: New argument to build_modify_expr, overflow_warning.
11654 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11656 (c_parser_initializer): Pass location to
11657 default_function_array_conversion.
11658 (c_parser_initelt): Same.
11659 (c_parser_initval): Same.
11660 (c_parser_asm_operands): Same.
11661 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11662 (c_parser_conditional_expression): Same.
11663 (c_parser_binary_expression): Add location info to stack. Use it.
11664 (c_parser_unary_expression): Pass location to
11665 default_function_array_conversion, parser_build_unary_op,
11666 build_indirect_ref, c_parser_postfix_expression_after_primary.
11667 (c_parser_postfix_expression_after_primary): New location argument.
11669 (c_parser_expression_conv): Pass location to
11670 default_function_array_conversion.
11671 (c_parser_expr_list): Same.
11672 (c_parser_omp_atomic): Same.
11673 (c_parser_omp_for_loop): Same.
11674 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11675 (build_array_declarator): New argument.
11676 * c-decl.c (build_array_declarator): Add location argument.
11677 (grokdeclarator): Set id_loc for cdk_array.
11678 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11679 build_array_declarator.
11680 * tree.c (build_omp_clause): Add location argument.
11681 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11682 (OMP_CLAUSE_LOCATION): New macro.
11683 (struct tree_omp_clause): Add location field.
11684 (build_omp_clause): Add argument.
11685 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11686 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11688 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11689 (cp_parser_omp_clause_collapse): Same.
11690 (cp_parser_omp_clause_default): Same.
11691 (cp_parser_omp_clause_if): Same.
11692 (cp_parser_omp_clause_nowait): Same.
11693 (cp_parser_omp_clause_num_threads): Same.
11694 (cp_parser_omp_clause_ordered): Same.
11695 (cp_parser_omp_clause_schedule): Same.
11696 (cp_parser_omp_clause_untied): Same.
11697 (cp_parser_omp_for_loop): Same.
11698 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11699 * c-tree.h (c_start_case): Add location argument.
11700 (c_process_expr_stmt): Same.
11701 (c_finish_goto_*): Same.
11702 * tree-parloops.c (initialize_reductions): Pass location to
11704 (create_parallel_loop): Same.
11705 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11706 (gfc_trans_omp_reduction_list): Same.
11707 (gfc_trans_omp_clauses): Same.
11708 (gfc_trans_omp_do): Same.
11709 * c-typeck.c (c_finish_goto_label): Same.
11710 (c_finish_goto_ptr): New location argument.
11711 (c_start_case): Same.
11712 (emit_side_effect_warnings): Same.
11713 (c_process_expr_stmt): Same.
11714 (c_finish_stmt_expr): Same.
11715 (c_finish_omp_clauses): Use error_at instead of error.
11716 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11718 * c-omp.c (c_split_parallel_clauses): New location argument.
11719 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11720 to build_omp_clause.
11721 (convert_local_reference_stmt): Same.
11722 (convert_gimple_call): Same.
11723 * c-common.h (c_split_parallel_clauses): New argument.
11724 * c-parser.c (c_parser_statement_after_labels): Pass location to
11725 c_finish_goto_label.
11726 (c_parser_switch_statement): Pass location to c_start_case.
11727 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11728 and c_process_expr_stmt.
11729 (c_parser_omp_variable_list): Add location argument.
11730 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11731 (c_parser_omp_clause_default): Same.
11732 (c_parser_omp_clause_if): Same.
11733 (c_parser_omp_clause_num_threads): Same.
11734 (-c_parser_omp_clause_ordered): Same.
11735 (c_parser_omp_clause_reduction): Pass location to
11736 c_parser_omp_variable_list.
11737 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11738 (c_parser_omp_clause_untied): Same.
11739 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11740 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11742 * c-tree.h (check_for_loop_decls, undeclared_variable,
11743 build_component_ref, build_array_ref, build_external_ref,
11744 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11745 build_conditional_expr, build_compound_expr, c_cast_expr,
11746 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11747 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11749 * c-semantics.c (build_stmt): Same.
11750 (build_case_label): Same.
11751 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11752 (undeclared_variable): New argument.
11753 (make_label): Same.
11754 (lookup_label): Pass location on down.
11755 (define_label): Same.
11756 (finish_decl): Same.
11757 (build_compound_literal): Same.
11758 (finish_struct): Same.
11759 (finish_function): Do not set location here.
11760 (check_for_loop_decls): New argument.
11761 * tree.c (save_expr): Set location.
11762 (build_empty_stmt): New argument.
11763 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11764 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11765 * builtins.c (gimplify_va_arg_expr): Use locations.
11766 (expand_builtin_sync_operation): Same.
11767 * c-typeck.c (build_component_ref): New argument.
11768 (build_array_ref): Same.
11769 (build_external_ref): Same.
11770 (c_expr_sizeof_expr): Same.
11771 (c_expr_sizeof_type): Same.
11772 (parser_build_unary_op): Same.
11773 (build_conditional_expr): Same.
11774 (build_compound_expr): Pass location on down.
11775 (build_compound_expr): New argument.
11776 (build_c_cast): Same.
11777 (c_cast_expr): Same.
11778 (build_asm_expr): Same.
11779 (c_finish_return): Same.
11780 (c_process_expr_stmt): Pass location on down.
11781 (c_finish_stmt_expr): New argument.
11782 (push_clenaup): Same.
11783 (c_finish_omp_parallel): Same.
11784 (c_finish_omp_task): Same.
11785 * gimplify.c (gimplify_call_expr): Pass location on down.
11786 * c-omp.c (c_finish_omp_master): New argument.
11787 (c_finish_omp_critical): Same.
11788 (c_finish_omp_ordered): Same.
11789 (c_finish_omp_barrier): Same.
11790 (-c_finish_omp_taskwait): Same.
11791 (c_finish_omp_atomic): Same.
11792 (c_finish_omp_flush): Same.
11793 * tree-inline.c (copy_tree_body_r): Pass location on down.
11794 (inline_forbidden_p): Remove use of input_location.
11795 * c-gimplify.c (c_build_bind_expr): New argument.
11796 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11797 (c_sizeof_or_alignof_type): New argument.
11798 (c_alignof_expr): Same.
11799 (build_va_arg): Same.
11800 (c_add_case_label): Same.
11801 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11802 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11803 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11804 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11805 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11806 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11808 * stub-objc.c (objc_build_selector_expr): Same.
11809 (objc_build_throw_stmt): Same.
11810 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11811 (c_parser_initelt): Same.
11812 (c_parser_compound_statement): Same.
11813 (c_parser_compound_statement_nostart): Same.
11814 (c_parser_label): Same.
11815 (c_parser_statement_after_labels): Same.
11816 (c_parser_if_body): Same.
11817 (c_parser_else_body): Same.
11818 (c_parser_if_statement): Same.
11819 (c_parser_switch_statement): Same.
11820 (c_parser_while_statement): Same.
11821 (c_parser_do_statement): Same.
11822 (c_parser_for_statement): Same.
11823 (c_parser_asm_statement): Same.
11824 (c_parser_conditional_expression): Same.
11825 (c_parser_binary_expression): Same.
11826 (c_parser_cast_expression): Same.
11827 (c_parser_unary_expression): Same.
11828 (c_parser_sizeof_expression): Same.
11829 (c_parser_alignof_expression): Same.
11830 (c_parser_postfix_expression): Same.
11831 (c_parser_expression): Same.
11832 (c_parser_objc_receiver): Same.
11833 (c_parser_omp_variable_list): Same.
11834 (c_parser_omp_structured_block): Same.
11835 (c_parser_omp_atomic): New argument.
11836 (c_parser_omp_barrier): Same.
11837 (c_parser_omp_critical): Same.
11838 (c_parser_omp_flush): Pass location on down.
11839 (c_parser_omp_for_loop): New argument.
11840 (c_parser_omp_for): Same.
11841 (c_parser_omp_master): Same.
11842 (c_parser_omp_ordered): Same.
11843 (c_parser_omp_sections_scope): Same.
11844 (c_parser_omp_sections): Same.
11845 (c_parser_omp_parallel): Same.
11846 (c_parser_omp_single): Same.
11847 (c_parser_omp_task): Same.
11848 (c_parser_omp_taskwait): Pass location on down.
11849 (c_parser_omp_construct): Same.
11850 (c_parser_omp_threadprivate): Same.
11851 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11852 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11853 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11854 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11855 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11856 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11857 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11858 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11859 config/i386/i386.c, stmt.c:
11860 Add location argument to the following function definitions and/or
11861 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11862 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11863 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11864 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11865 do_case, c_finish_bc_stmt, build_compound_literal,
11866 build_function_call.
11867 * c-decl.c (build_compound_literal): Add location argument.
11868 Make all diagnostic calls use location.
11869 (start_struct): Same.
11870 (finish_struct): Same.
11871 (start_enum): Same.
11872 (build_enumerator): Same.
11873 (start_function): Same.
11874 (grokdeclarator): Make all diagnostic calls use location.
11875 (store_parm_decls_oldstyle): Same.
11876 * c-typeck.c (build_function_call): Add location argument.
11877 Make all diagnostic calls use location.
11879 (c_finish_bc_stmt): Same.
11880 * tree-nested.c (get_trampoline_type): Add argument.
11881 Pass location to build_decl.
11882 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11883 * rtl.h (RTL_LOCATION): New.
11884 * c-common.c (c_add_case_label): Add location argument.
11885 Make all diagnostic calls use location.
11886 * c-common.h: Add location argument to make_fname_decl, do_case,
11887 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11888 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11889 Set it appropriately for every case. Pass enum_loc to start_enum
11890 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11892 (c_parser_struct_or_union_specifier): Save location. Use it for
11893 start_struct, finish_struct, and parser_xref_tag.
11895 2009-06-12 Ian Lance Taylor <iant@google.com>
11897 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11899 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11900 cpp_opts->warn_cxx_operator_names.
11902 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11905 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11906 is returns NULL and OP is a VCE, look through the VCE.
11908 2009-06-12 Ian Lance Taylor <iant@google.com>
11911 * collect2.c (main): Use CONST_CAST2 in code inside #if
11912 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11914 2009-06-12 Joey Ye <joey.ye@intel.com>
11916 PR middle-end/39146
11917 * cfgexpand.c (get_decl_align_unit): Update
11918 max_used_stack_slot_alignment with align instead of
11919 stack_alignment_needed.
11921 * function.c (assign_stack_local_1): Update
11922 max_used_stack_slot_alignment with alignment_in_bits instead
11923 of stack_alignment_needed.
11924 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11927 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11929 * dwarf2out.c (last_var_location_insn): New variable.
11930 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11931 (dwarf2out_var_location): Don't record anything after last real
11932 insn. Only change labels if there were any real instructions
11933 in between last note and this one, or if changed sections.
11935 2009-06-11 Richard Henderson <rth@redhat.com>
11937 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11938 note when storing the frame pointer in a register.
11939 (FRP): Don't redefine to nothing for epilogue.
11940 (alpha_expand_epilogue): Mark register and sp restores.
11941 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11943 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11944 when gen_lowpart is needed.
11946 2009-06-11 Richard Henderson <rth@redhat.com>
11948 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11950 * dwarf2out.c (need_data_align_sf_opcode): New.
11951 (div_data_align): Move earlier.
11952 (def_cfa_1, reg_save): Use it.
11954 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11956 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11957 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11958 (ix86_handle_option): Handle OPT_mcrc32.
11959 (ix86_target_string): Add -mcrc32.
11960 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11962 * config/i386/i386.h (TARGET_CRC32): New.
11964 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11965 (sse4_2_crc32di): Likewise.
11967 * config/i386/i386.opt (mcrc32): New.
11969 * doc/invoke.texi: Document -mcrc32.
11971 2009-06-11 Richard Henderson <rth@redhat.com>
11973 * common.opt (gdwarf-): Accept a version number.
11974 * doc/invoke.texi (gdwarf-): Update docs.
11975 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11976 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11977 version level, and record it.
11979 * dwarf2.h (DW_CIE_VERSION): Remove.
11980 * dwarf2out.c (DWARF_VERSION): Remove.
11981 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11982 (output_call_frame_info): Use CIE version 3 for dwarf3,
11983 or if the return register column is out of range for version 1.
11984 (dwarf_stack_op_name): Add all dwarf3 values.
11985 (DEBUG_PUBTYPES_SECTION): New.
11986 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11987 encoding change for dwarf3.
11988 (output_die) [dw_val_class_die_ref]: Likewise.
11989 (output_compilation_unit_header): Emit correct version for dwarf3.
11990 (output_line_info): Likewise.
11991 (output_pubnames): Update for DWARF_VERSION removal.
11992 (output_aranges): Likewise.
11993 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11994 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11995 (dwarf2out_finish): Likewise.
11997 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11999 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
12002 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12005 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
12006 * builtins.c (expand_builtin_unreachable): New function.
12007 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
12008 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
12009 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
12011 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
12012 searching for missing barriers.
12014 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12016 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
12017 when -fprofile-generate* was passed.
12018 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12020 2009-06-11 Anthony Green <green@moxielogic.com>
12022 * config/moxie/moxie.md: Define length attribute for all instructions.
12024 (*b<cond:code>): Support limited branch ranges for new PC-relative
12025 branch instructions.
12026 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
12028 2009-06-11 Jakub Jelinek <jakub@redhat.com>
12030 * config/i386/i386.c (min_insn_size): Use get_attr_length
12031 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
12032 For __asm return 0.
12034 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
12035 instead of emit_insn_before.
12037 2009-06-10 Ian Lance Taylor <iant@google.com>
12040 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
12043 2009-06-10 Revital Eres <eres@il.ibm.com>
12045 * passes.c (init_optimization_passes): Reschedule
12046 predictive-commoning pass before complete unroll pass.
12048 2009-06-10 Martin Jambor <mjambor@suse.cz>
12050 * cgraph.c (cgraph_node_can_be_local_p): New function.
12051 (cgraph_make_node_local): New function.
12052 * cgraph.h (cgraph_node_can_be_local_p): Declare.
12053 (cgraph_make_node_local): Declare.
12055 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
12057 * tree.h (tree_base): Add packed_flag and user_align fields.
12058 Decrease size of spare field.
12059 (TYPE_USER_ALIGN): Use user_align from tree_base.
12060 (DECL_USER_ALIGN): Likewise.
12061 (TYPE_PACKED): Use packed_flag from tree_base.
12062 (DECL_PACKED): Likewise.
12063 (tree_type): Delete packed_flag and user_align fields. Widen
12064 precision field. Widen mode field and shuffle fields to align
12065 mode on an 8-bit boundary.
12066 (tree_decl_common): Delete decl_flag_1 and user_align fields.
12067 Renumber decl_flag_* fields. Fix comments. Widen
12068 decl_common_unused field.
12069 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
12070 (DECL_EXTERNAL): Likewise.
12071 (DECL_BIT_FIELD): Likewise.
12072 (DECL_NONADDRESSABLE_P): Likewise.
12073 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
12074 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
12076 2009-06-10 Ian Lance Taylor <iant@google.com>
12078 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
12079 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
12080 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
12081 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
12082 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
12083 DEF_VEC_ALLOC_FUNC_P.
12084 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
12085 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
12086 DEF_VEC_ALLOC_FUNC_O.
12087 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
12088 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
12089 DEF_VEC_ALLOC_FUNC_I.
12090 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
12091 (vec_stack_p_reserve_exact_1): Declare.
12092 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
12093 (vec_stack_free): Declare.
12094 (VEC_stack_alloc): Define.
12095 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
12096 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
12097 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
12098 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
12100 (stack_vecs): New static variable.
12101 (vec_stack_p_reserve_exact_1): New function.
12102 (vec_stack_o_reserve_1): New static function.
12103 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
12104 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
12105 (vec_stack_free): New function.
12106 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
12107 (VEC_df_ref_stack_alloc): Define.
12108 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
12109 DEF_VEC_ALLOC_P_STACK.
12110 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
12111 (struct df_collection_rec): Change _vec fields to VEC. Remove
12113 (df_free_collection_rec): Adjust for new fields.
12114 (df_insn_rescan): Use new df_collection_rec fields.
12115 (df_notes_rescan, df_canonize_collection_rec): Likewise.
12116 (df_ref_create_structure, df_ref_record): Likewise.
12117 (df_get_conditional_uses, df_get_call_refs): Likewise.
12118 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
12119 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
12120 (df_record_exit_block_uses, df_bb_verify): Likewise.
12121 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
12122 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
12123 Remove count parameter. Change return type to void. Change all
12125 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
12126 Remove count parameter. Change return type to void. Change all
12128 (df_install_refs): Change old_vec parameter to VEC. Remove count
12129 parameter. Change all callers.
12130 (df_install_mws): Change old_vec parameter to VEC. Remove count
12131 parameter. Change all callers.
12132 (df_refs_verify): Change new_rec parameter to VEC. Change call
12134 (df_mws_verify): Likewise.
12136 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
12138 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
12140 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
12142 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
12144 2009-06-10 Anthony Green <green@moxielogic.com>
12146 * config/moxie/crti.asm: New file.
12147 * config/moxie/crtn.asm: New file.
12148 * config/moxie/moxie.c: New file.
12149 * config/moxie/moxie.h: New file.
12150 * config/moxie/sfp-machine.h: New file.
12151 * config/moxie/moxie-protos.h: New file.
12152 * config/moxie/t-moxie: Created.
12153 * config/moxie/t-moxie-softfp: Created.
12154 * config/moxie/moxie.md: Created.
12155 * config/moxie/constraints.md: Created.
12156 * config.gcc: Add moxie support.
12157 * doc/md.texi (Machine Constraints): Add moxie constraints.
12158 * doc/contrib.texi (Contributors): Mention moxie port.
12159 * doc/install.texi (Specific): Mention the moxie port.
12161 2009-06-09 Ian Lance Taylor <iant@google.com>
12163 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
12164 compiling with C++.
12165 * optabs.c (optab_table): Only use designated initializers if
12166 HAVE_DESIGNATED_INITIALIZERS is defined.
12167 (convert_optab_table): Likewise.
12168 (init_optabs): Always call init_insn_codes if
12169 HAVE_DESIGNATED_INITIALIZERS is not defined.
12171 2009-06-09 Ian Lance Taylor <iant@google.com>
12173 * targhooks.c (default_builtin_vectorized_function): Change fn
12174 parameter to unsigned int.
12175 (default_builtin_vectorized_conversion): Change code parameter to
12177 (default_builtin_reciprocal): Change fn parameter to unsigned int.
12178 * targhooks.h: Update declarations.
12179 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
12180 parameter to unsigned int.
12182 * c-typeck.c (comptypes_check_enum_int): New static function.
12183 (comptypes_internal): Add enum_and_int_p parameter. Change all
12185 (comp_target_types): Add location parameter. Change all callers.
12186 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
12187 Change all callers.
12188 (function_types_compatible_p, type_lists_compatible_p): Likewise.
12189 (build_conditional_expr): Add colon_loc parameter. Change all
12191 (convert_for_assignment): Add location parameter. Change all callers.
12192 * c-parser.c (c_parser_conditional_expression): Pass location of
12193 colon to build_conditional_expr.
12194 * c-tree.h (build_conditional_expr): Update declaration.
12196 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12198 * graphite.c: Revert previous patch.
12200 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12203 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12205 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
12207 * tree-ssa-loop-prefetch.c
12208 (loop_prefetch_arrays): Fixed a portability problem in printf format
12211 2009-06-09 Martin Jambor <mjambor@suse.cz>
12213 PR tree-optimization/40351
12214 * tree-sra.c (propagate_subacesses_accross_link): Check that a
12215 refrence to a potential artifical subaccess can be constructed.
12217 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12219 * config/sh/sh-protos.h (sh_optimization_options): Declare.
12220 (sh_override_options): Likewise.
12221 * config/sh/sh.c: Include params.h.
12222 (sh_optimization_options): New.
12223 (sh_override_options): Likewise.
12224 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
12225 (OVERRIDE_OPTIONS): Use sh_override_options.
12227 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12229 * dwarf2out.c (emit_cfa_remember): New variable.
12230 (add_fde_cfi): If emit_cfa_remember, recurse to add
12231 DW_CFA_remember_state first.
12232 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
12233 instead just set emit_cfa_remember.
12235 2009-06-08 Jan Hubicka <jh@suse.cz>
12238 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
12240 2009-06-08 Jan Hubicka <jh@suse.cz>
12242 PR middle-end/39834
12243 * cgraphunit.c (save_inline_function_body): Do not copy transform
12244 hooks for saved inline bodies.
12245 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
12246 for given function.
12248 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
12250 * jump.c (returnjump_p): Handle delayed branches. Add missing
12253 2009-06-08 Jan Hubicka <jh@suse.cz>
12255 PR middle-end/40102
12256 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
12257 original node might've been modified.
12258 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
12260 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12262 * tree-object-size.c (addr_object_size): Add OSI argument.
12263 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
12264 (compute_builtin_object_size, expr_object_size): Adjust callers.
12265 (plus_stmt_object_size): Call addr_object_size instead of
12266 compute_builtin_object_size.
12268 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
12269 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12271 * tree-ssa-loop-prefetch.c
12272 (gather_memory_references): Introduced a counter for the number of
12274 (anything_to_prefetch_p): Introduced a counter for the number of
12276 (is_loop_prefetching_profitable): New function with a cost model
12278 (loop_prefetch_arrays): Use the new cost model to determine if
12279 prefetching is profitable.
12280 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
12281 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12282 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
12283 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12284 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
12285 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12287 2009-06-08 Michael Matz <matz@suse.de>
12290 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
12291 partitions use the same.
12292 (expand_one_var): Deal with DECL_RTL sometimes begin set also
12293 for basevars of SSA_NAMEs.
12294 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
12295 to not expand them twice.
12296 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
12299 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
12301 * common.opt (fcompare-debug=, fcompare-debug-second): New.
12302 (fdump-final-insns=, gtoggle): New.
12303 * doc/invoke.texi: Document them.
12304 * final.c (rest_of_clean_state): Dump final insn stream.
12305 * gcc.c (invoke_as): Hook in -fcompare-debug.
12306 (static_spec_functions): Add compare-debug-dump-opt,
12307 compare-debug-self-opt and compare-debug-auxbase-opt.
12308 (compare_debug, compare_debug_second, compare_debug_opt): New.
12309 (switches_debug_check, n_switches_debug_check): New.
12310 (debug_auxbase_opt, debug_check_temp_file): New.
12311 (process_command): Handle -fno-compare-debug, -fcompare-debug and
12313 (do_self_spec): Handle arguments after switches.
12314 (do_spec_1): Add .gk extension to temp file basenames for compare.
12315 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
12316 (cc1_options): Use it instead of normal auxbase computation for
12317 the second compare-debug compilation.
12318 (compare_files): New.
12319 (main): Set up and implement compare debug mode.
12320 (compare_debug_dump_opt_spec_function): New.
12321 (compare_debug_self_opt_spec_function): New.
12322 (compare_debug_auxbase_opt_spec_function): New.
12323 * toplev.c (process_options): Handle flag_gtoggle,
12324 flag_dump_final_insns.
12325 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
12326 during -fcompare-debug-second compilation.
12328 2009-06-07 Ian Lance Taylor <iant@google.com>
12330 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
12331 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
12333 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
12334 with no default node. Change warning with %H to warning_at.
12335 Don't clear warn_switch around case checking.
12336 * doc/invoke.texi (Warning Options): Clarify distinction between
12337 -Wswitch and -Wswitch-enum.
12339 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12341 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
12343 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12345 * gbl-ctors.h: Add header guard.
12347 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12349 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
12350 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
12351 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
12352 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
12353 prototypes for removed functions.
12354 (expressions_equal_p): Move to ...
12355 * tree-ssa-sccvn.h: ... here and ...
12356 * matrix-reorg.c: ... adjust includes.
12358 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12360 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
12362 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12364 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
12365 (finish_function): Remove erroneous whitespace.
12367 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12369 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
12370 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
12372 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12374 * errors.c (internal_error): Commentary typo fix.
12375 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
12376 * tree-ssa-pre.c: Ditto.
12378 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12380 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
12381 them is supposed to hold actual statements.
12383 2009-06-06 Ian Lance Taylor <iant@google.com>
12385 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
12386 empty statements can now have attributes.
12388 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
12390 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
12391 * config/mips/mips.md: Ditto.
12393 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12395 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
12397 (__eabi_uconvert): Likewise.
12399 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12401 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
12402 CFI_* definitions with IN_GCC.
12404 2009-06-05 David Edelsohn <edelsohn@gnu.org>
12406 * xcoffout.h (xcoffout_source_line): Update prototype.
12408 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12410 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
12411 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
12413 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12415 PR middle-end/40340
12416 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
12417 inlined_function_outer_scope_p blocks for artificial inlines
12419 * tree.c (tree_nonartificial_location): Rewrite using
12420 block_nonartificial_location.
12422 2009-06-05 Revital Eres <eres@il.ibm.com>
12423 Leehod Baruch <leehod@il.ibm.com>
12425 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
12426 (expand_expr_real_1): Remove comment.
12427 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12428 Vectorize misaligned access when the target supports it.
12429 (vect_supportable_dr_alignment): Check for unaligned access support.
12430 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
12433 2009-06-05 Julian Brown <julian@codesourcery.com>
12435 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
12436 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
12438 2009-06-05 Richard Guenther <rguenther@suse.de>
12441 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
12442 as possibly unused.
12444 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12446 * config/s390/s390.c (global_not_special_regno_p): New static inline.
12447 (save_gprs): Don't tell unwinder when a global register is saved.
12448 (s390_emit_epilogue): Emit needed epilogue unwind info.
12450 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12452 * dwarf2out.c (deferred_asm_name): New.
12453 (add_name_and_src_coords_attributes): Defer creation of
12454 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
12456 (move_linkage_attr): New.
12457 (dwarf2out_finish): Revisit deferrals and emit attributes at the
12460 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12462 * tree-nested.c (finalize_nesting_tree_1): Declare the
12463 frame_decl in the binding tree.
12465 2009-06-04 Cary Coutant <ccoutant@google.com>
12467 * basic-block.h (struct basic_block_def): Add discriminator field.
12468 * dbxout.c (dbxout_source_line): Add new parameter. Change all
12470 * debug.c (do_nothing_debug_hooks): Add additional entry.
12471 (debug_nothing_int_charstar_int): New function.
12472 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
12473 (debug_nothing_int_charstar_int): New declaration.
12474 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
12475 discriminator value in .loc directive.
12476 * final.c (last_discriminator): New variable.
12477 (discriminator): New variable.
12478 (final_start_function): Initialize above variables, pass current
12479 discriminator to debug hook.
12480 (notice_source_line): Check for discriminator change.
12481 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
12482 * sdbout.c (sdbout_source_line): New parameter.
12483 * tree-cfg.c (struct locus_discrim_map): New structure type.
12484 (discriminator_per_locus): New hash table.
12485 (build_gimple_cfg): Allocate and free discriminator hash table.
12486 (make_edges): Call assign_discriminator.
12487 (locus_map_hash): New function.
12488 (locus_map_eq): New function.
12489 (next_discriminator_for_locus): New function.
12490 (same_line_p): New function.
12491 (assign_discriminator): New function.
12492 (make_cond_expr_edges): Call assign_discriminator.
12493 (make_gimple_switch_edges): Likewise.
12494 (first_non_label_stmt): New function.
12495 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12497 * xcoffout.c (xcoffout_source_line): Add new parameter.
12499 * configure.ac (gcc_cv_as_discriminator): New configury check for
12500 gas support for discriminator.
12501 * configure: Regenerate.
12502 * config.in: Regenerate.
12504 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12506 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12507 val after checking for integers.
12509 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12511 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12513 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12514 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12515 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12516 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12517 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12518 X64_SSE_REGPARM_MAX.
12519 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12520 X64_SSE_REGPARM_MAX.
12522 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12524 * gcc.c (report_times_to_file): New.
12525 (execute): Implement it.
12526 (process_command): Support -time=.
12527 * doc/invoke.texi: Document it.
12529 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12531 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12532 that have value exprs.
12534 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12536 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12537 declarations for constants until...
12538 (dw2_output_indirect_constant_1): ... this point.
12540 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12543 * arm.md (arm_addsi3): Don't try to split an add with an
12544 eliminable register until after reload has completed.
12546 2009-06-03 Ian Lance Taylor <iant@google.com>
12548 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12549 * genattrtab.c (write_length_unit_log): Likewise.
12550 * genchecksum.c (dosum): Likewise.
12551 * gengtype.c (write_rtx_next): Likewise.
12552 (finish_root_table, write_roots): Likewise.
12553 * gimple.c (gimple_ops_offset_): Likewise.
12554 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12555 * config/arc/arc.c (arc_attribute_table): Likewise.
12556 * config/arm/arm.c (arm_attribute_table): Likewise.
12557 * config/avr/avr.c (avr_attribute_table): Likewise.
12558 * config/crx/crx.c (crx_attribute_table): Likewise.
12559 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12560 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12561 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12562 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12563 * config/sh/sh.c (sh_attribute_table): Likewise.
12564 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12565 * config/spu/spu.c (spu_attribute_table): Likewise.
12566 * config/v850/v850.c (v850_attribute_table): Likewise.
12568 * config/alpha/alpha.c (vms_attribute_table): Make static.
12569 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12570 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12571 * config/mips/mips.c (mips_attribute_table): Likewise.
12573 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12575 (cc1-checksum.o): Likewise.
12577 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12579 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12581 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12583 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12584 insn if it is changing sp. Use gen_add3_insn instead of
12585 conditionally gen_addsi3 and gen_adddi3.
12586 (offset_below_red_zone_p): New static inline function.
12587 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12588 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12589 * config/rs6000/ppc-asm.h: Include auto-host.h.
12590 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12591 CFI_RESTORE): Define.
12592 * config/rs6000/crtresxgpr.asm: Add unwind info.
12593 * config/rs6000/crtresxfpr.asm: Likewise.
12594 * config/rs6000/crtresgpr.asm: Likewise.
12595 * config/rs6000/crtresfpr.asm: Likewise.
12596 * config/rs6000/crtsavgpr.asm: Likewise.
12597 * config/rs6000/crtsavfpr.asm: Likewise.
12599 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12600 argument of DWARF2_FRAME_REG_OUT macros.
12602 2009-06-03 Julian Brown <julian@codesourcery.com>
12604 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12605 words or less (including TImode) in core registers.
12607 2009-06-03 Richard Guenther <rguenther@suse.de>
12609 PR middle-end/40328
12610 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12612 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12614 * statistics.c (statistics_counter_event): Do not record event
12615 in pass dump if its number == -1.
12616 (curr_statistics_hash): Add assert that we never get passes
12617 with static number == -1.
12619 2009-06-03 Richard Guenther <rguenther@suse.de>
12620 Andrey Belevantsev <abel@ispras.ru>
12622 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12623 non-BLKmode arrays addressable.
12625 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12627 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12628 * config/m68k/m68k.h: ... here.
12630 2009-06-03 Martin Jambor <mjambor@suse.cz>
12632 PR tree-optimization/40323
12633 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12636 2009-06-03 Richard Guenther <rguenther@suse.de>
12638 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12641 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12643 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12644 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12645 JUMP_TABLE_DATA_P where applicable.
12646 * config/sh/sh.c: Ditto.
12647 * config/sh/sh.h: Ditto.
12648 * config/sh/sh.md: Ditto.
12649 * config/sh/symbian.c: Ditto.
12651 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12653 * config/i386/driver-i386.c (describe_cache): Optimize
12654 concatenation of strings. Use snprintf instead of sprintf.
12655 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12656 target when not compiling with GCC.
12658 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12660 * config/sh/sh.c: Revert last change.
12661 (sh_expand_epilogue): Emit a blockage insn before the frame
12662 pointer adjustment unconditionally.
12664 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12666 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12667 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12668 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12669 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12670 to COLLECT_GCC_OPTIONS.
12672 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12674 * collect2.c (target_system_root): New variable.
12675 (main): Handle --sysroot=.
12676 (ignore_library): Strip the sysroot from the library path.
12678 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12680 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12681 (collect2.o): Depend on collect2-aix.h.
12682 (collect2-aix.o): New rule.
12683 * collect2-aix.h: New file.
12684 * collect2-aix.c: Likewise.
12685 * collect2.c: Include collect2-aix.h. Don't undefine
12686 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12687 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12688 Use TARGET_AIX_VERSION instead of _AIX51.
12689 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12690 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12691 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12692 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12693 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12695 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12697 * collect2.c (ignore_library): Avoid premature post-increment
12698 and null deference.
12700 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12702 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12703 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12704 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12705 CROSS_DIRECTORY_STRUCTURE too.
12706 (LINK_LIBG_SPEC): Likewise.
12707 (LIB_SPEC): Add %R to sysroot paths.
12708 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12709 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12710 * config/rs6000/aix51.h: As for aix43.h.
12711 * config/rs6000/aix52.h: Likewise.
12712 * config/rs6000/aix53.h: Likewise.
12713 * config/rs6000/aix61.h: Likewise.
12714 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12715 to the beginning of sysroot paths.
12717 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12719 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12720 INSN_LISTs that are out of the REG_NOTE range.
12722 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12724 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12725 (struct var_to_expand): Likewise.
12726 (struct opt_info): Add head and tail for linked lists of the above.
12727 (analyze_insn_to_expand_var): Initialize next.
12728 (analyze_iv_to_split_insn): Likewise.
12729 (analyze_insns_in_loop): Create linked lists.
12730 (allocate_basic_variable): Simplify for use without hash table.
12731 (insert_var_expansion_initialization): Likewise, make it type-safer.
12732 (combine_var_copies_in_loop_exit): Likewise.
12733 (apply_opt_in_copies): Walk lists rather than hash tables.
12734 (release_var_copies): Simplified and inlined by hand into...
12735 (free_opt_info): ... this function.
12737 2009-06-02 Richard Guenther <rguenther@suse.de>
12739 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12742 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12744 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12745 only for builtins that are not overridden.
12747 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12749 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12752 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12754 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12756 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12758 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12760 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12762 * common.opt (fdump-unnumbered-links): New.
12763 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12764 * print-rtl.c (flag_dump_unnumbered_links): New.
12765 (print_rtx): Test it.
12767 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12769 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12770 push/pop multiple to 8-byte alignment.
12772 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12774 * config/i386/i386.c (queued_cfa_restores): New static variable.
12775 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12777 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12778 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12779 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12780 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12781 note unconditionally.
12782 (ix86_emit_restore_regs_using_mov): Likewise.
12783 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12784 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12785 it through to ix86_emit_restore_reg_using_pop.
12786 (ix86_emit_leave): Add RED_OFFSET argument. Call
12787 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12788 instead of adding REG_CFA_OFFSET note unconditionally.
12789 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12790 the above functions. Call ix86_add_queued_cfa_restore_notes when
12793 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12794 force output of the label even for dwarf2out_do_cfi_asm.
12795 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12796 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12797 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12799 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12800 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12801 dwarf2out_cfi_label callers.
12802 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12803 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12804 Adjust dwarf2out_cfi_label callers.
12805 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12807 * config/i386/i386.h (struct machine_cfa_state,
12808 struct machine_function): Guard with ifndef USED_FOR_TARGET
12809 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12812 * emutls.c (__emutls_get_address): Change arr->size to mean number
12813 of allocated arr->data entries instead of # of slots + 1.
12815 PR middle-end/40316
12816 * recog.c (peep2_reinit_state): New function.
12817 (peephole2_init_state): Use it at the end of a basic block and also
12818 when seeing a RTX_FRAME_RELATED_P insn.
12820 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12822 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12823 fixuns_truncrfdi2): New.
12824 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12825 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12826 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12827 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12828 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12829 *recip_approx): Remove.
12830 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12831 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12832 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12834 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12837 2009-06-01 Ian Lance Taylor <iant@google.com>
12839 * attribs.c (register_attribute): Use CONST_CAST.
12840 * collect2.c (main): Use CONST_CAST2.
12841 (scan_prog_file): Likewise.
12842 * gcc.c (process_command, main): Likewise.
12843 * toplev.c (toplev_main): Likewise.
12845 * c-typeck.c (handle_warn_cast_qual): New static function,
12846 partially broken out of build_c_cast.
12847 (build_c_cast): Call handle_warn_cast_qual.
12848 * doc/invoke.texi (Warning Options): Document new effect of
12851 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12853 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12854 (diagnostic_report_current_module): Print columns.
12855 * common.opt (flag_show_column): Enable by default.
12857 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12859 * alias.c (find_base_term): Check for NULL term before returning.
12861 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12863 Revert due to PR40320:
12864 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12865 * calls.c (emit_library_call_value_1): Don't force_operand for move
12868 2009-06-01 Olivier Hainque <hainque@adacore.com>
12869 Eric Botcazou <ebotcazou@adacore.com>
12871 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12872 to be processed as a bitfield for constructor output purposes.
12873 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12875 * varasm.c (oc_local_state): New type, output_constructor
12876 local state to support communication with helpers.
12877 (oc_outer_state): New type, output_constructor outer state of
12878 relevance in recursive calls.
12879 (output_constructor_array_range): New output_constructor helper,
12880 extracted code for an array range element.
12881 (output_constructor_regular_field): New output_constructor helper,
12882 extracted code for an element that is not a bitfield.
12883 (output_constructor_bitfield): New output_constructor helper,
12884 extracted code for a bitfield element. Accept an OUTER state
12885 argument for recursive processing. Recurse on record or array
12886 CONSTRUCTOR values, possibly past noop conversions.
12887 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12888 VALUE is a valid constant-valued expression for use in a static
12889 bit-field initializer.
12890 (output_constructor): Rework to use helpers. Accept and honor an
12891 OUTER state argument for recursive calls. Return total size. Be
12892 prepared for nested constructors initializing bitfields.
12893 (output_constant): Feed OUTER in calls to output_constructor.
12895 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12897 * calls.c (emit_library_call_value_1): Don't force_operand for move
12900 2009-06-01 Nick Clifton <nickc@redhat.com>
12902 * doc/invoke.texi (IA-64 Options): Fix typo.
12904 2009-06-01 Ira Rosen <irar@il.ibm.com>
12906 PR tree-optimization/39129
12907 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12909 (vect_do_peeling_for_loop_bound): Use
12910 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12911 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12912 (vect_loop_versioning): Likewise.
12913 (vect_create_cond_for_alias_checks): Fix indentation.
12914 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12916 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12917 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12918 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12919 "control flow in loop".
12920 (vect_estimate_min_profitable_iters): Use
12921 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12922 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12923 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12924 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12925 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12926 statement belongs to a group of strided accesses with the exact code
12928 (vectorizable_load): Likewise.
12929 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12930 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12932 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12934 * config/freebsd-stdint.h: New file.
12935 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12936 Add freebsd-stdint.h to tm_file.
12938 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12940 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12941 (thumb2_extendhidi2): Likewise.
12943 2009-05-31 Ian Lance Taylor <iant@google.com>
12945 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12947 2009-05-31 Ian Lance Taylor <iant@google.com>
12949 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12950 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12951 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12953 2009-05-31 Jason Merrill <jason@redhat.com>
12955 * tree-pretty-print.c (print_call_name): Take the callee, not the
12956 call itself. Make non-static. Use dump_function_name for functions.
12957 (dump_generic_node): Adjust.
12958 * diagnostic.h: Declare print_call_name.
12959 * gimple-pretty-print.c (dump_gimple_call): Use it.
12961 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12963 * config/sh/sh.md (ashldi3_std): New define_expand.
12966 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12969 * config/sh/sh.c: Include debug.h.
12970 (sh_expand_epilogue): Emit a blockage insn before the frame
12971 pointer adjustment also when dwarf2out_do_frame returns true.
12973 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12975 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12976 (thumb2_extendqidi2): New pattern.
12978 2009-05-31 Ira Rosen <irar@il.ibm.com>
12980 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12981 mark phis for renaming.
12982 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12983 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12984 Call mark_sym_for_renaming.
12985 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12986 * tree-vect-loop.c (vect_transform_loop): Remove
12987 vect_memsyms_to_rename initialization and a call to
12988 mark_set_for_renaming.
12990 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12992 PR middle-end/40304
12993 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12994 frame related even if !set_cfa && style < 0.
12996 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12998 * config/i386/mingw-tls.c: New file.
12999 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
13000 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
13001 defining _WIN32 but not __CYGWIN__.
13003 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13005 * configure.ac: Add MPC support.
13007 * config.in, configure: Regenerate.
13009 2009-05-29 Richard Henderson <rth@redhat.com>
13011 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
13012 NOTE_INSN_BASIC_BLOCK.
13013 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
13014 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
13015 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
13017 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
13019 (add_cfi): Disable check redefining cfa away from drap.
13020 (lookup_cfa_1): Add remember argument; handle remember/restore.
13021 (lookup_cfa): Pass remember argument.
13022 (cfa_remember): New.
13023 (compute_barrier_args_size_1): Remove sibcall check.
13024 (dwarf2out_frame_debug_def_cfa): New.
13025 (dwarf2out_frame_debug_adjust_cfa): New.
13026 (dwarf2out_frame_debug_cfa_offset): New.
13027 (dwarf2out_frame_debug_cfa_register): New.
13028 (dwarf2out_frame_debug_cfa_restore): New.
13029 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
13030 (dwarf2out_begin_epilogue): New.
13031 (dwarf2out_frame_debug_restore_state): New.
13032 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
13033 DW_CFA_restore_state.
13034 (output_cfi_directive): Likewise.
13035 (convert_cfa_to_fb_loc_list): Likewise.
13036 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
13037 * dwarf2out.h: Update.
13038 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
13039 (copy_insn_1): Early out for null.
13040 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
13041 and dwarf2out_frame_debug_restore_state.
13042 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
13043 (prologue_insn_hash, epilogue_insn_hash): New.
13044 (free_after_compilation): Adjust freeing accordingly.
13045 (record_insns): Create hash table if needed; push insns into
13046 hash instead of array.
13047 (maybe_copy_epilogue_insn): New.
13048 (contains): Search hash table instead of array.
13049 (sibcall_epilogue_contains): Remove.
13050 (thread_prologue_and_epilogue_insns): Split eh_return insns
13051 and mark them as epilogues.
13052 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
13053 scanning in terms of basic blocks.
13054 * insn-notes.def (CFA_RESTORE_STATE): New.
13055 * jump.c (returnjump_p_1): Accept EH_RETURN.
13056 (eh_returnjump_p_1, eh_returnjump_p): New.
13057 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
13058 CFA_REGISTER, CFA_RESTORE): New.
13059 * rtl.def (EH_RETURN): New.
13060 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
13062 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
13063 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
13065 * config/i386/i386.c (gen_push): Update cfa state.
13066 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
13067 add a CFA_ADJUST_CFA note.
13068 (ix86_dwarf_handle_frame_unspec): Remove.
13069 (ix86_expand_prologue): Update cfa state.
13070 (ix86_emit_restore_reg_using_pop): New.
13071 (ix86_emit_restore_regs_using_pop): New.
13072 (ix86_emit_leave): New.
13073 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
13074 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
13075 * config/i386/i386.h (struct machine_cfa_state): New.
13076 (ix86_cfa_state): New.
13077 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
13078 (eh_return_internal): Merge from eh_return_<mode>,
13079 use eh_return rtx, split w/ epilogue.
13081 2009-05-29 Ian Lance Taylor <iant@google.com>
13083 * builtins.c (validate_gimple_arglist): Don't use va_arg with
13085 * calls.c (emit_library_call_value_1): Likewise.
13087 * c-typeck.c (c_build_va_arg): New function.
13088 * c-tree.h (c_build_va_arg): Declare.
13089 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
13090 instead of build_va_arg.
13092 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
13094 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
13095 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
13096 (ptr_difference_cost): Use affine combinations to compute it.
13097 (difference_cost): Likewise.
13098 (get_computation_cost_at): Compute more accurate cost for addresses
13099 if the ratio is a multiplier allowed in addresses.
13100 For non-addresses, consider that an additional offset or symbol is
13103 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13105 * config/i386/i386.c (ix86_decompose_address): Avoid useless
13106 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
13108 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
13109 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
13110 (prefix_rex): For UNIT_MMX don't imply the prefix by default
13112 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
13113 to 1 for TYPE_SSE{IADD1,CVT1}.
13114 (prefix_vex_imm8): Removed.
13115 (length_vex): Only pass 1 as second argument to
13116 ix86_attr_length_vex_default if prefix_extra is 0.
13117 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
13118 (length): For prefix vex computation use length_immediate
13119 attribute instead of prefix_vex_imm8.
13120 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
13121 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
13122 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
13123 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
13124 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
13125 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
13126 a space in between the operands.
13127 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
13128 if one operand is 0xff and the other one si, di, bp or sp.
13129 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
13130 other one si, di, bp or sp.
13131 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
13132 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
13133 type and mode attributes.
13134 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
13135 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
13136 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
13137 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
13138 prefix_data16 attribute iff MODE_DF.
13139 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
13140 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
13141 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
13142 constm128_operand in length_immediate computation.
13143 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
13144 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
13145 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
13146 length_immediate attribute to 1.
13147 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
13148 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
13149 for certain alternatives.
13150 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
13151 prefix_data16 attribute if MODE_V1DF.
13152 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
13153 length_immediate to 1.
13154 (set_got_rex64, set_rip_rex64): Remove length attribute, set
13155 length_address to 4, set mode attribute to MODE_DI.
13156 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
13157 (fxam<mode>2_i387): Set length attribute to 4.
13158 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
13159 *prefetch_3dnow_rex): Override length_address attribute.
13160 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
13162 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
13163 (constm128_operand): Removed.
13164 * config/i386/i386.c (memory_address_length): For
13165 disp && !index && !base in 64-bit mode account for SIB byte if
13166 print_operand_address can't optimize disp32 into disp32(%rip)
13167 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
13168 for fs: or gs: segment.
13169 (ix86_attr_length_immediate_default): When checking if shortform
13170 is possible, truncate immediate to the length of the non-shortened
13172 (ix86_attr_length_address_default): Ignore MEM_P operands
13174 (ix86_attr_length_vex_default): Only check for DImode on
13175 GENERAL_REG_P operands.
13176 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
13177 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
13178 (sse_cvttps2pi): Clear prefix_rep attribute.
13179 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
13181 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
13182 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
13183 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
13184 iff operand 2 is const_int_operand.
13185 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
13186 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
13187 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
13189 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
13191 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
13192 prefix_data16 attribute for movlpd and movhpd instructions.
13193 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
13194 length_immediate for shufpd instruction.
13195 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
13196 (avx_cmpp<avxmodesuffixf2c><mode>3,
13197 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
13198 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
13199 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
13200 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
13201 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
13202 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
13203 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
13204 prefix_data16 attribute for the first alternative to 1.
13205 (*avx_loadlps): Override length_immediate for the first alternative.
13206 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
13207 attributes for second alternative.
13208 (*vec_concatv2sf_sse4_1): Override length_immediate and
13209 prefix_data16 attributes for second alternative.
13210 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
13211 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
13212 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
13213 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
13214 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
13215 prefix_data16 and length_immediate to 1.
13216 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
13218 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
13219 prefix_extra attribute for variants that don't have 0f prefix alone.
13220 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
13221 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
13222 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
13223 *sse4_1_pextrd): Set length_immediate to 1.
13224 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
13225 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
13227 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
13228 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
13229 length_immediate to 1 for second alternative.
13230 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
13231 prefix_extra and length_immediate attributes for the first
13233 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
13235 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
13236 to 1 for the first and third alternative.
13237 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
13239 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
13241 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
13243 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
13244 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
13245 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
13246 *avx_psign<mode>3): Set prefix_extra attribute to 1.
13247 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
13248 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
13249 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
13250 ssse3_psign<mode>3): Override prefix_rex attribute.
13251 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
13252 (ssse3_palignrti): Override length_immediate to 1.
13253 (ssse3_palignrdi): Override length_immediate to 1, override
13254 prefix_rex attribute.
13255 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
13256 (sse4a_extrqi): Override length_immediate to 2.
13257 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
13258 (sse4a_insertq): Override prefix_data16 to 0.
13259 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
13260 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
13261 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
13262 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
13263 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
13264 and length_immediate to 1.
13265 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
13266 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
13267 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
13268 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
13269 and length_immediate to 1.
13270 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
13271 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
13272 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
13273 avx_ptest256): Override prefix_extra to 1.
13274 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
13275 Override prefix_data16 and length_immediate to 1.
13276 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
13277 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
13278 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
13279 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
13280 prefix_data16 to 0 and prefix_extra to 2.
13281 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
13282 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
13284 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
13285 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
13286 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
13287 and prefix_extra to 2.
13288 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
13289 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
13290 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
13291 avx_vpermilvar<mode>3,
13292 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
13293 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
13294 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
13295 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
13296 Override prefix_extra to 1.
13297 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
13298 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
13299 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
13300 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
13301 prefix_extra and length_immediate to 1.
13302 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
13304 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
13305 to 1 for the first alternative.
13306 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
13307 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
13309 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
13310 *movv2sf_internal_avx, *movv2sf_internal): Override
13311 prefix_rep attribute for certain alternatives.
13312 (*mov<mode>_internal): Override prefix_rep or prefix_data16
13313 attributes for certain alternatives.
13314 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
13315 attributes for certain alternatives.
13316 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
13317 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
13318 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
13319 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
13320 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
13321 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
13322 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
13323 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
13324 length_immediate to 1 if operand 2 is const_int_operand.
13325 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
13326 *vec_extractv2si_1): Set length_immediate attribute to 1.
13327 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
13328 using old 3DNOW insn rather than SSE/3DNOW_A.
13329 (mmx_emms, mmx_femms): Clear modrm attribute.
13331 2009-05-29 Martin Jambor <mjambor@suse.cz>
13333 * tree-sra.c: New implementation of SRA.
13335 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
13336 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
13337 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
13338 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
13339 (SRA_MAX_STRUCTURE_COUNT): Removed.
13340 (SRA_FIELD_STRUCTURE_RATIO): Removed.
13341 * doc/invoke.texi (sra-max-structure-size): Removed.
13342 (sra-field-structure-ratio): Removed.
13344 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13346 PR middle-end/40291
13347 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
13350 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
13352 PR rtl-optimization/40101
13353 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
13354 seqno. Adjust comment.
13355 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
13356 inserting bookkeeping before a jump, the jump is not scheduled.
13357 When no positive seqno found, provide a value. Add comment.
13359 2009-05-29 Richard Guenther <rguenther@suse.de>
13361 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
13362 short-cutting on the first component.
13364 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13366 PR middle-end/39958
13367 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
13368 for trees other than decls/types.
13370 2009-05-29 Richard Guenther <rguenther@suse.de>
13372 * tree-ssa-operands.c (get_expr_operands): Do not handle
13373 INDIRECT_REFs in the handled-component case. Remove
13374 unused get_ref_base_and_extent case.
13375 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
13376 tree_low_cst and host_integerp where possible.
13377 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
13378 codes for equivalence.
13379 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
13381 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
13383 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
13384 to tmake_file for i[34567]86-*-cygwin*.
13386 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13389 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
13390 (altivec_categorize_keyword, init_vector_keywords,
13391 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
13394 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
13396 * tree.c (handle_dll_attribute): Check if node is
13397 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
13399 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
13401 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
13403 (thumb2_zero_extendqidi2): Likewise.
13405 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
13407 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
13408 instead of gen_movrt.
13409 * config/sh/sh.md (movrt): Remove.
13411 2009-05-28 Steve Ellcey <sje@cup.hp.com>
13413 * doc/invoke.texi (IA-64 Options):
13414 Add -msdata, -mfused-madd, -mno-inline-float-divide,
13415 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
13416 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
13417 -msched-prefer-non-control-spec-insns,
13418 -msched-stop-bits-after-every-cycle,
13419 -msched-count-spec-in-critical-path,
13420 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
13421 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
13422 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
13423 and -msched-spec-verbose.
13425 2009-05-28 Joseph Myers <joseph@codesourcery.com>
13427 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
13428 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
13430 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
13432 2009-05-28 Richard Guenther <rguenther@suse.de>
13434 * tree-ssa-alias.c (ao_ref_init): New function.
13435 (ao_ref_base): Likewise.
13436 (ao_ref_base_alias_set): Likewise.
13437 (ao_ref_alias_set): Likewise.
13438 (refs_may_alias_p_1): Change signature.
13439 (refs_may_alias_p): Adjust.
13440 (refs_anti_dependent_p): Likewise.
13441 (refs_output_dependent_p): Likewise.
13442 (call_may_clobber_ref_p_1): Change signature.
13443 (call_may_clobber_ref_p): Adjust.
13444 (stmt_may_clobber_ref_p_1): New function split out from ...
13445 (stmt_may_clobber_ref_p): ... here.
13446 (maybe_skip_until): Adjust signature.
13447 (get_continuation_for_phi): Likewise.
13448 (walk_non_aliased_vuses): Likewise.
13449 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
13450 (ao_ref_init): Declare.
13451 (ao_ref_base): Likewise.
13452 (ao_ref_alias_set): Likewise.
13453 (stmt_may_clobber_ref_p_1): Likewise.
13454 (walk_non_aliased_vuses): Adjust.
13455 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
13456 (get_ref_from_reference_ops): remove.
13457 (vn_reference_lookup_2): Adjust signature.
13458 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
13459 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
13460 (vn_reference_lookup): Adjust.
13461 (vn_reference_insert): Likewise.
13462 (vn_reference_insert_pieces): Adjust signature.
13463 (visit_reference_op_call): Adjust.
13464 * tree-ssa-pre.c (get_expr_type): Simplify.
13465 (phi_translate_1): Adjust.
13466 (compute_avail): Likewise.
13467 (translate_vuse_through_block): Do not re-build trees.
13468 (value_dies_in_block_x): Likewise.
13469 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
13471 (vn_reference_lookup_pieces): Adjust declaration.
13472 (vn_reference_insert_pieces): Likewise.
13474 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
13476 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
13477 with checking disabled.
13479 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
13483 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
13484 macro definition for support of three-operand format aligned
13485 .comm directive in assembler on cygwin/pe/mingw target OS.
13486 * configure: Regenerate.
13487 * config.h: Regenerate.
13489 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13490 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13491 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13493 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13494 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13496 2009-05-28 Ira Rosen <irar@il.ibm.com>
13498 PR tree-optimization/40254
13499 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13500 in analysis of basic blocks.
13502 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13504 PR middle-end/33699
13505 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13506 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13507 (TARGET_INITIALIZER): Use it.
13508 * cse.c (CHEAPER): Move it up to the other macros.
13509 (insert): Rename this ...
13510 (insert_with_costs): ... to this. Add cost parameters. Update
13512 (insert): New function. Call insert_with_costs.
13513 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13514 find_reg_offset_for_const, try_const_anchors): New functions.
13515 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13516 when using a const-anchor. Call insert_const_anchors.
13517 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13518 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13520 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13522 * tree-inline.c (remap_decls): Enable nonlocalized variables
13523 when not optimizing.
13525 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13527 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13528 Simplify other tests involving optimize.
13530 2009-05-27 Tom Tromey <tromey@redhat.com>
13532 * unwind-dw2.c (_Unwind_DebugHook): New function.
13533 (uw_install_context): Call _Unwind_DebugHook.
13535 2009-05-27 Tom Tromey <tromey@redhat.com>
13537 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13539 2009-05-27 Ian Lance Taylor <iant@google.com>
13541 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13542 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13543 (ALL_LINKERFLAGS): Define.
13544 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13545 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13546 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13547 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13548 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13549 $(LINKER_FOR_BUILD).
13550 (build/gcov-iov$(build_exeext)): Likewise.
13552 2009-05-27 Julian Brown <julian@codesourcery.com>
13554 * gcse.c (target.h): Include.
13555 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13556 copy of argument to a pseudo register.
13558 2009-05-27 Diego Novillo <dnovillo@google.com>
13560 * tree-ssa-live.c (dump_scope_block): Document arguments.
13561 (dump_scope_blocks): Document.
13562 (debug_scope_blocks): New.
13563 * tree-flow.h (debug_scope_blocks): Declare.
13565 2009-05-21 Denis Chertykov <denisc@overta.ru>
13567 * doc/contrib.texi (Contributors): Add myself to the list.
13569 2009-05-27 Olivier Hainque <hainque@adacore.com>
13571 * expr.c (target_align): New function. Alignment the TARGET of an
13572 assignment may be assume to have.
13573 (highest_pow2_factor_for_target): Use it instead of relying on
13574 immediate tree attributes of TARGET, not necessarily honored when
13575 intermediate bitfields are involved.
13577 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13580 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13581 AVX, SSE4, AES, PCLMUL and POPCNT.
13583 2009-05-27 Diego Novillo <dnovillo@google.com>
13585 * tree-pretty-print.c (dump_location): New.
13586 (dump_generic_node): Call it.
13587 Factor code to handle BLOCK nodes ...
13588 (dump_block_node): ... here.
13590 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13592 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13594 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13596 * gcc-plugin.h: Include config.h and system.h.
13597 (IN_GCC): Define if not defined.
13599 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13601 PR middle-end/40249
13602 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13605 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13607 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13609 * config/m32r/m32r.h: Ditto.
13610 * config/m32r/m32r.md: Ditto.
13611 * config/m32r/predicates.md: Ditto.
13613 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13615 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13617 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13620 (Loading plugins): typo.
13621 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13622 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13623 (Interacting with the GCC Garbage Collector): Added new section.
13624 (Giving information about a plugin): Added new section for
13626 * ggc.h (ggc_register_root_tab): Added declaration.
13627 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13628 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13629 (register_callback): Improved comment in declaration.
13630 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13631 (extra_root_vec) Added static variable for dynamic roots registration.
13632 (ggc_register_root_tab) Added new routine.
13633 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13634 PLUGIN_GGC_MARKING event.
13635 * ggc-zone.c: Include plugin.h.
13636 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13637 * ggc-page.c: Include plugin.h.
13638 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13639 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13640 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13641 (register_callback): check lack of callbacks for
13642 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13643 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13644 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13645 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13646 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13647 dependency on plugin.h.
13648 (plugin.o): Added dependency on ggc.h...
13650 2009-05-26 Richard Guenther <rguenther@suse.de>
13652 PR middle-end/40248
13654 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13655 with mismatched comparison modes.
13657 * expr.c (expand_expr_real_1): Expand the operand of a
13658 VIEW_CONVERT_EXPR in its natural mode.
13660 2009-05-26 Ian Lance Taylor <iant@google.com>
13662 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13663 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13664 (ALL_COMPILERFLAGS): Define.
13665 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13666 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13667 (collect2$(exeext), collect2.o): Likewise.
13668 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13669 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13670 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13671 (libbackend.o, intl.o, cppdefault.o): Likewise.
13672 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13673 (build/%.o): Use $(COMPILER_FOR_BUILD).
13674 (build/gen%$(build_exeext)): Likewise.
13675 (build/gcov-iov$(build_exeext)): LIkewise.
13676 * config/t-darwin (darwin.o): Use $(COMPILER).
13677 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13678 * config/t-sol2 (sol2-c.o): Likewise.
13679 (sol2.o): Likewise.
13680 * config/t-vxworks (vxworks.o): Likewise.
13681 * config/x-darwin (host-darwin.o): Likewise.
13682 * config/x-hpux (host-hpux.o): Likewise.
13683 * config/x-linux (host-linux.o): Likewise.
13684 * config/x-solaris (host-solaris.o): Likewise.
13685 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13686 * config/arm/t-arm (arm-c.o): Likewise.
13687 * config/arm/t-pe (pe.o): Likewise.
13688 * config/arm/t-wince-pe (pe.o): Likewise.
13689 * config/i386/t-cygming (winnt.o): Likewise.
13690 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13691 * config/i386/t-cygwin (cygwin1.o): Likewise.
13692 (cygwin2.o): Likewise.
13693 * config/i386/t-i386 (i386-c.o): Likewise.
13694 * config/i386/t-interix (winnt.o): Likewise.
13695 * config/i386/t-netware (netware.o): Likewise.
13696 * config/i386/t-nwld (nwld.o): Likewise.
13697 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13698 * config/i386/x-i386 (driver-i386.o): Likewise.
13699 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13700 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13701 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13702 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13703 * config/mips/x-native (driver-native.o): Likewise.
13704 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13705 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13706 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13707 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13708 * config/score/t-score-elf (score7.o): Likewise.
13709 (score3.o): Likewise.
13710 * config/sh/t-sh (sh-c.o): Likewise.
13711 * config/sh/t-symbian (sh-c.o): Likewise.
13712 (symbian.o): Likewise.
13713 * config/spu/t-spu-elf (spu-c.o): Likewise.
13714 * config/v850/t-v850 (v850-c.o): Likewise.
13715 * config/v850/t-v850e (v850-c.o): Likewise.
13717 2009-05-26 Richard Guenther <rguenther@suse.de>
13719 PR tree-optimization/40122
13720 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13721 VECTOR_CSTs if possible.
13722 (fold_gimple_assign): Likewise.
13724 2009-05-26 Richard Guenther <rguenther@suse.de>
13726 PR middle-end/40252
13727 * fold-const.c (fold_binary): Use the correct types for building
13730 2009-05-26 Richard Guenther <rguenther@suse.de>
13732 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13733 redundant calls to merge_alias_info.
13734 (bump_vector_ptr): Likewise.
13735 * tree-ssa-copy.c (merge_alias_info): Remove.
13736 (replace_exp_1): Remove call to merge_alias_info.
13737 (propagate_tree_value): Likewise.
13738 (fini_copy_prop): Propagate points-to info.
13739 * tree-flow.h (merge_alias_info): Remove.
13741 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13743 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13745 2009-05-25 Jan Hubicka <jh@suse.cz>
13747 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13748 * cgraph.h (struct inline_summary): New filed self_wize,
13749 size_inlining_benefit, self_time and time_inlining_benefit.
13750 (struct cgraph_global_info): Replace insns by time ans size fields.
13751 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13752 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13753 (ipcp_update_callgraph): Do not touch function bodies.
13754 * ipa-inline.c: Include except.h
13755 (MAX_TIME): New constant.
13756 (overall_insns): Remove.
13757 (leaf_node_p): New.
13758 (overall_size, max_benefit): New static variables.
13759 (cgraph_estimate_time_after_inlining): New function.
13760 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13761 (cgraph_clone_inlined_nodes): Update size.
13762 (cgraph_mark_inline_edge): Update size.
13763 (cgraph_estimate_growth): Use size info.
13764 (cgraph_check_inline_limits): Check size.
13765 (cgraph_default_inline_p): Likewise.
13766 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13767 (cgraph_decide_recursive_inlining): Check size.
13768 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13770 (cgraph_decide_inlining): Likewise.
13771 (cgraph_decide_inlining_incrementally): Likewise; honor
13772 PARAM_EARLY_INLINING_INSNS.
13773 (likely_eliminated_by_inlining_p): New predicate.
13774 (estimate_function_body_sizes): New function.
13775 (compute_inline_parameters): Use it.
13776 * except.c (must_not_throw_labels): New function.
13777 * except.h (must_not_throw_labels): Declare.
13778 * tree-inline.c (init_inline_once): Kill inlining_weigths
13779 * tree-ssa-structalias.c: Avoid uninitialized warning.
13780 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13781 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13782 (PARAM_INLINE_CALL_COST): Remove.
13783 (PARAM_EARLY_INLINING_INSNS): New.
13785 2009-05-25 Richard Guenther <rguenther@suse.de>
13787 PR tree-optimization/36327
13788 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13789 callback for reference translation or lookup at the point of may-defs.
13790 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13791 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13792 for union COMPONENT_REFs.
13793 (vn_reference_lookup_3): New callback. Lookup from memset
13794 and CONSTRUCTOR assignment, translate through struct copies.
13795 (vn_reference_lookup_pieces): Make sure to not free the
13796 passed operands array. Adjust walk_non_aliased_vuses call.
13797 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13798 make sure we do not leak memory.
13800 2009-05-25 Richard Guenther <rguenther@suse.de>
13802 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13803 * tree-inline.c (expand_call_inline): Reset the escaped and
13804 callused solutions.
13805 * tree-ssa-structalias.c (pass_build_ealias): New.
13806 * tree-pass.h (pass_build_ealias): Declare.
13807 * passes.c (init_optimization_passes): Add PTA during
13808 early optimizations.
13809 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13810 and CALLUSED solutions.
13811 (dump_points_to_solution): New function, split out from ...
13812 (dump_points_to_info_for): ... here.
13813 * tree-parloops.c (parallelize_loops): Reset the escaped and
13814 callused solutions.
13816 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13819 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13820 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13822 2009-05-25 Ira Rosen <irar@il.ibm.com>
13824 PR tree-optimization/40238
13825 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13826 statements after basic block's labels.
13827 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13828 to free the allocated memory.
13830 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13832 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13833 return address with a USE.
13835 2009-05-24 Richard Guenther <rguenther@suse.de>
13837 PR middle-end/40233
13838 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13839 array type from the main variant of the inner type.
13841 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13843 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13844 definition to bool (from int) to un-break build.
13845 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13847 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13849 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13850 discard_stmt_changes): Delete.
13851 * tree-ssa-operands.c (scb_stack): Delete.
13852 (init_ssa_operands): Do not initialize it.
13853 (fini_ssa_operands): Do not free it.
13854 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13856 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13857 update_stmt, remove the others. Fix comments.
13858 * tree-dfa.c (optimize_stack_restore): Likewise.
13859 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13860 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13861 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13862 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13864 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13865 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13866 (dom_opt_finalize_block): Likewise, adjusting access to
13868 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13869 (stmts_to_rescan): Change item type to gimple.
13870 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13872 2009-05-24 Ira Rosen <irar@il.ibm.com>
13874 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13875 * tree-pass.h (pass_slp_vectorize): New pass.
13876 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13877 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13878 * tree-vectorizer.c (timevar.h): Include.
13879 (user_vect_verbosity_level): Declare.
13880 (vect_location): Fix comment.
13881 (vect_set_verbosity_level): Update user_vect_verbosity_level
13882 instead of vect_verbosity_level.
13883 (vect_set_dump_settings): Add an argument. Ignore user defined
13884 verbosity if dump flags require higher level of verbosity. Print to
13885 stderr only for loop vectorization.
13886 (vectorize_loops): Update call to vect_set_dump_settings.
13887 (execute_vect_slp): New function.
13888 (gate_vect_slp): Likewise.
13889 (struct gimple_opt_pass pass_slp_vectorize): New.
13890 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13891 access its members.
13892 (vec_info_for_bb): New function.
13893 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13894 (VECTORIZATION_ENABLED): New macro.
13895 (SLP_ENABLED, SLP_DISABLED): Likewise.
13896 (vect_is_simple_use): Add bb_vec_info argument.
13897 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13898 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13899 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13900 vect_schedule_slp, vect_analyze_slp): Likewise.
13901 (vect_analyze_stmt): Add slp_tree argument.
13902 (find_bb_location): Declare.
13903 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13904 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13905 (vect_analyze_loop_operations, vect_analyze_loop,
13906 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13907 vect_finalize_reduction, vectorizable_reduction,
13908 vectorizable_live_operation, vect_transform_loop): Likewise.
13909 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13910 skip evolution analysis if analyzing a basic block.
13911 (dr_analyze_indices): Likewise.
13912 (initialize_data_dependence_relation): Skip the test whether the
13913 object is invariant for basic blocks.
13914 (compute_all_dependences): Skip dependence analysis for data
13915 references in basic blocks.
13916 (find_data_references_in_stmt): Don't fail in case of invariant
13917 access in basic block.
13918 (find_data_references_in_bb): New function.
13919 (find_data_references_in_loop): Move code to
13920 find_data_references_in_bb and add a call to it.
13921 (compute_data_dependences_for_bb): New function.
13922 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13923 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13925 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13926 unknown dependence in basic block and fail in case of dependence in
13928 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13929 dependence instances from either loop or basic block vectorization
13931 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13932 before calling nested_in_vect_loop_p.
13933 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13934 dependence instances from either loop or basic block vectorization
13936 (vect_verify_datarefs_alignment): Likewise.
13937 (vect_enhance_data_refs_alignment): Adjust function calls.
13938 (vect_analyze_data_refs_alignment): Likewise.
13939 (vect_analyze_group_access): Fix printing. Skip different checks if
13940 DR_STEP is 0. Keep strided stores either in loop or basic block
13941 vectorization data structure. Fix indentation.
13942 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13944 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13945 dependence instances from either loop or basic block vectorization
13947 (vect_analyze_data_refs): Update comment. Call
13948 compute_data_dependences_for_bb to analyze basic blocks.
13949 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13950 case of loop vectorization. In case of basic block vectorization use
13951 data-ref itself as a base.
13952 (vect_create_data_ref_ptr): In case of basic block vectorization:
13953 don't advance the pointer, add new statements before the current
13954 statement. Adjust function calls.
13955 (vect_supportable_dr_alignment): Support only aligned accesses in
13956 basic block vectorization.
13957 * common.opt (ftree-slp-vectorize): New flag.
13958 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13959 (vect_pattern_recog_1): Likewise.
13960 * tree-vect-stmts.c (process_use): Likewise.
13961 (vect_init_vector): Add new statements in the beginning of the basic
13962 block in case of basic block SLP.
13963 (vect_get_vec_def_for_operand): Adjust function calls.
13964 (vect_finish_stmt_generation): Likewise.
13965 (vectorizable_call): Add assert that it is loop vectorization, adjust
13967 (vectorizable_conversion, vectorizable_assignment): Likewise.
13968 (vectorizable_operation): In case of basic block SLP, take
13969 vectorization factor from statement's type and skip the relevance
13970 check. Adjust function calls.
13971 (vectorizable_type_demotion): Add assert that it is loop
13972 vectorization, adjust function calls.
13973 (vectorizable_type_promotion): Likewise.
13974 (vectorizable_store): Check for outer loop only in case of loop
13975 vectorization. Adjust function calls. For basic blocks, skip the
13976 relevance check and don't advance pointers.
13977 (vectorizable_load): Likewise.
13978 (vectorizable_condition): Add assert that it is loop vectorization,
13979 adjust function calls.
13980 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13981 that it is not reduction, get vector type, call only supported
13982 functions, skip loop specific parts.
13983 (vect_transform_stmt): Check for outer loop only in case of loop
13985 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13986 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13987 for external definition.
13988 * passes.c (pass_slp_vectorize): New pass.
13989 * tree-vect-slp.c (find_bb_location): New function.
13990 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13991 check for patterns only in loops.
13992 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13993 case of multiple types in basic block SLP.
13994 (vect_mark_slp_stmts_relevant): New function.
13995 (vect_supported_load_permutation_p): Fix comment.
13996 (vect_analyze_slp_instance): Add argument. In case of basic block
13997 SLP, take vectorization factor from statement's type, check that
13998 unrolling factor is 1. Adjust function call. Save SLP instance in
13999 either loop or basic block vectorization structure. Return FALSE,
14001 (vect_analyze_slp): Add argument. Get strided stores groups from
14002 either loop or basic block vectorization structure. Return FALSE
14003 if basic block SLP failed.
14004 (new_bb_vec_info): New function.
14005 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
14006 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
14007 (vect_schedule_slp): Add argument. Get SLP instances from either
14008 loop or basic block vectorization structure. Set vectorization factor
14009 to be 1 for basic block SLP.
14010 (vect_slp_transform_bb): New function.
14011 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
14013 2009-05-23 Mark Mitchell <mark@codesourcery.com>
14015 * final.c (shorten_branches): Do not align labels for jump tables.
14016 (final_scan_insn): Use JUMP_TABLE_DATA_P.
14018 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
14020 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
14021 Remove outdated reference to flow.c and fix nits.
14022 * doc/gccint.texi: Tweak RTL description.
14023 * doc/rtl.texi: Likewise.
14025 2009-05-23 Denis Chertykov <chertykov@gmail.com>
14027 * config/avr/avr.c: Change my email address.
14028 * config/avr/avr.h: Likewise.
14029 * config/avr/avr.md: Likewise.
14030 * config/avr/avr-protos.h: Likewise.
14031 * config/avr/libgcc.S: Likewise.
14033 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
14035 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
14036 (spu_split_load, spu_split_store): Change return type to int.
14037 (spu_split_convert): Declare.
14038 * config/spu/predicates.md (spu_mem_operand): Remove.
14039 (spu_mov_operand): Update.
14040 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
14041 * config/spu/spu.c (regno_aligned_for_load): Remove.
14042 (reg_aligned_for_addr, spu_expand_load): Define.
14043 (spu_expand_extv): Reimplement and handle MEM.
14044 (spu_expand_insv): Handle MEM.
14045 (spu_sched_reorder): Handle insn's with length 0.
14046 (spu_legitimate_address_p): Reimplement.
14047 (store_with_one_insn_p): Return TRUE for any mode with size
14048 larger than 16 bytes.
14049 (address_needs_split): Define.
14050 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
14052 (spu_convert_move): Define.
14053 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
14054 (spu_split_store): Change all MEM's to TImode.
14055 (spu_init_expanders): Preallocate registers that correspond to
14056 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
14058 (spu_split_convert): Define.
14059 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
14060 (_move<mode>, _movdi, _movti): Update predicate and condition.
14061 (load, store): Change to define_split.
14062 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
14064 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
14065 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
14066 define_insn_and_split of lshr<mode>3.
14067 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
14068 (<v>ashr<mode>3_imm): Define.
14069 (extv, extzv, insv): Allow MEM operands.
14070 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
14071 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
14072 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
14073 (_spu_convert2): Change to define_insn_and_split and remove the
14074 corresponding define_peephole2.
14075 (stack_protect_set, stack_protect_test, stack_protect_test_si):
14076 Change predicates to memory_operand.
14078 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14080 * config/arm/thumb2.md: Add 16-bit multiply instructions.
14082 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14084 PR tree-optimization/40219
14085 * tree.c (iterative_hash_expr): Make sure the builtin function is
14086 a normal builtin function and not a front end or back end builtin
14087 before indexing into the built_in_decls array.
14089 2009-05-22 Richard Guenther <rguenther@suse.de>
14091 PR middle-end/38964
14092 * alias.c (write_dependence_p): Do not use TBAA for answering
14093 anti-dependence or output-dependence.
14094 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
14095 (emit_pointer_definition): Remove.
14096 (emit_alias_warning): Likewise.
14097 (find_what_var_points_to): Remove TBAA pruning code.
14098 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
14100 (compute_points_to_sets): Remove code computing the set of
14101 dereferenced pointers.
14102 * tree-data-ref.c (dr_may_alias_p): Properly use the split
14103 oracle for querying anti and output dependencies.
14104 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
14105 if TBAA may be applied.
14106 (refs_anti_dependent_p): New function.
14107 (refs_output_dependent_p): Likewise.
14108 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
14109 (refs_output_dependent_p): Likewise.
14110 * doc/tree-ssa.texi (Memory model): New section.
14111 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14112 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14113 * cfgexpand.c (expand_gimple_basic_block): Do not handle
14114 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
14115 * expr.c (expand_expr_real_1): Likewise.
14116 * gimple-low.c (lower_stmt): Likewise.
14117 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
14118 (dump_gimple_cdt): Remove.
14119 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14120 (gimple_size): Likewise.
14121 (walk_gimple_op): Likewise.
14122 (is_gimple_stmt): Likewise.
14123 (walk_stmt_load_store_addr_ops): Likewise.
14124 (gimple_build_cdt): Remove.
14125 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14126 * gimple.h (gimple_cdt_new_type): Remove.
14127 (gimple_cdt_new_type_ptr): Likewise.
14128 (gimple_cdt_set_new_type): Likewise.
14129 (gimple_cdt_location): Likewise.
14130 (gimple_cdt_location_ptr): Likewise.
14131 (gimple_cdt_set_location): Likewise.
14132 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14133 * tree-cfg.c (remove_useless_stmts_1): Do not handle
14134 GIMPLE_CHANGE_DYNAMIC_TYPE.
14135 (verify_types_in_gimple_stmt): Likewise.
14136 * tree-inline.c (estimate_num_insns): Likewise.
14137 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
14138 (copy_decl_to_var): Likewise.
14139 (copy_result_decl_to_var): Likewise.
14140 * tree-pretty-print.c (dump_generic_node): Do not handle
14141 CHANGE_DYNAMIC_TYPE_EXPR.
14142 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14143 * tree-ssa-operands.c (get_expr_operands): Likewise.
14144 * tree-ssa-structalias.c (struct variable_info): Remove
14145 no_tbaa_pruning member.
14146 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
14147 (unify_nodes): Do not copy it.
14148 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14149 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
14150 (set_uids_in_ptset): Do not check it.
14151 (find_what_var_points_to): Likewise.
14152 (compute_tbaa_pruning): Remove.
14153 (compute_points_to_sets): Do not call it.
14154 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14155 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14156 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
14157 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
14158 (DECL_NO_TBAA_P): Likewise.
14159 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
14160 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
14161 (expand_omp_atomic_pipeline): Do not set it.
14162 * print-tree.c (print_node): Do not dump it.
14163 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14166 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
14169 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
14172 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14174 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
14177 2009-05-22 Ben Elliston <bje@au.ibm.com>
14179 * Makefile.in (bversion.h, s-bversion): New targets.
14180 (TOPLEV_H): Add bversion.h.
14181 * toplev.h: Include "bversion.h".
14182 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
14183 the __format__ attribute only if compiling with the same version
14184 of GCC as the sources (the "build version").
14186 2009-05-22 Ben Elliston <bje@au.ibm.com>
14188 * c-format.c (handle_format_attribute): Fix comment typo.
14190 2009-05-21 Steve Ellcey <sje@cup.hp.com>
14193 * config/ia64/ia64.opt (mfused-madd): New.
14194 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
14195 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
14196 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
14197 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
14198 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
14199 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
14200 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
14201 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
14202 instruction if !TARGET_FUSED_MADD.
14203 (fpma, fpms): Remove colon from name.
14205 2009-05-22 Richard Guenther <rguenther@suse.de>
14207 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
14208 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
14209 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
14211 (create_expression_by_pieces): Only convert if necessary.
14212 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
14213 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
14215 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
14217 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
14218 regular pattern from a template and rename it ...
14219 (*extzv_truncsi_exts): ... to this.
14221 2009-05-21 Richard Guenther <rguenther@suse.de>
14223 * cgraph.h (struct cgraph_node): Remove inline_decl member.
14224 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
14225 (cgraph_default_inline_p): Likewise.
14226 (cgraph_decide_inlining_incrementally): Likewise.
14228 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
14229 Uros Bizjak <ubizjak@gmail.com>
14231 * config/i386/cpuid.h (bit_MOVBE): New.
14233 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
14235 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
14236 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
14237 (ix86_handle_option): Handle OPT_mmovbe.
14238 (ix86_target_string): Add -mmovbe.
14239 (pta_flags): Add PTA_MOVBE.
14240 (processor_alias_table): Add PTA_MOVBE to "atom".
14241 (override_options): Handle PTA_MOVBE.
14243 * config/i386/i386.h (TARGET_MOVBE): New.
14245 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
14246 (*bswapsi_movbe): New.
14247 (*bswapdi_movbe): Likewise.
14248 (bswapdi2): Renamed to ...
14249 (*bswapdi_1): This.
14250 (bswapdi2): New expander.
14252 * config/i386/i386.opt (mmovbe): New.
14254 * doc/invoke.texi: Document -mmovbe.
14256 2009-05-21 Taras Glek <tglek@mozilla.com>
14258 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
14259 * gcc-plugin.h (plugin_init): Updated signature.
14260 * gcc-plugin.h (plugin_name_args): Moved to this header.
14261 * doc/plugins.texi (plugin_init): Updated documention to reflect
14263 * doc/plugins.texi (plugin_name_args): Added to documention.
14265 2009-05-21 Mark Mitchell <mark@codesourcery.com>
14267 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
14268 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
14270 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
14272 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
14273 JUMP_TABLE_DATA_P predicates where applicable.
14274 * config/i386/predicates.md: Ditto.
14275 * config/i386/sse.md: Ditto.
14277 2009-05-21 Jakub Jelinek <jakub@redhat.com>
14279 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
14280 operand2 -128 override length_immediate attribute to 1.
14281 * config/i386/predicates.md (constm128_operand): New predicate.
14283 * config/i386/i386.c (memory_address_length): Handle %r12
14284 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
14286 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
14287 mode look through optional ZERO_EXTEND and SUBREG.
14288 * config/i386/i386.md (R12_REG): New define_constant.
14289 (prefix_data16): For sse unit set also for MODE_TI insns.
14290 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
14291 insns set if operand 1 is ext_QIreg_operand.
14292 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
14293 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
14295 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
14296 mode from MODE_DI to MODE_SI.
14297 (movdi_1_rex64): Override modrm and length_immediate attributes
14298 only for movabs (TYPE_IMOV, alternative 2).
14299 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
14300 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
14301 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
14302 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
14303 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
14304 prefix_rex attribute if DImode.
14305 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
14306 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
14307 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
14308 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
14309 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
14310 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
14311 Likewise. For TYPE_IMOV clear length_immediate attribute.
14312 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
14313 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
14314 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
14315 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
14316 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
14317 or one operand TYPE_ISHIFT.
14318 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
14319 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
14320 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
14321 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
14322 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
14323 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
14324 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
14325 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
14326 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
14327 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
14328 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
14329 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
14330 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
14331 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
14332 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
14333 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
14334 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
14335 set mode attribute, don't override length attribute.
14336 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
14338 (return_internal_long): Set length attribute to 2 instead of 1.
14339 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
14340 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
14341 prefix_rex attribute.
14342 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
14344 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
14346 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14348 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
14350 2009-05-20 Ian Lance Taylor <iant@google.com>
14352 * tree.c (build_tree_list_vec_stat): New function.
14353 (ctor_to_vec): New function.
14354 (build_nt_call_vec): New function.
14355 (build_call_array): Change args to be a const pointer.
14356 (build_call_vec): New function.
14357 * tree.h (build_nt_call_vec): Declare.
14358 (build_tree_list_vec_stat): Declare.
14359 (build_tree_list_vec): Define.
14360 (build_call_array): Update declaration.
14361 (build_call_vec): Declare.
14362 (ctor_to_vec): Declare.
14363 * c-common.c (tree_vector_cache): New static variable.
14364 (make_tree_vector): New function.
14365 (release_tree_vector): New function.
14366 (make_tree_vector_single): New function.
14367 (make_tree_vector_copy): New function.
14368 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
14369 (make_tree_vector_single, make_tree_vector_copy): Declare.
14370 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
14371 (c_parser_expr_list): Don't manage cache here, instead call
14373 (c_parser_release_expr_list): Remove static function.
14374 (c_parser_vec_to_tree_list): Remove static function.
14375 (c_parser_attributes): Call build_tree_list_vec instead of
14376 c_parser_vec_to_tree_list. Call release_tree_vector instead of
14377 c_parser_release_expr_list.
14378 (c_parser_postfix_expression_after_primary): Likewise.
14379 (c_parser_objc_keywordexpr): Likewise.
14381 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
14383 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
14384 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
14385 TARGET_CONVERT_TO_TYPE.
14386 * hooks.c (hook_tree_const_tree_null): Define.
14387 * hooks.h (hook_tree_const_tree_null): Declare.
14388 * target.h (struct gcc_target): Add invalid_parameter_type,
14389 invalid_return_type, promoted_type, and convert_to_type fields.
14390 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
14391 (TARGET_INVALID_RETURN_TYPE): Define.
14392 (TARGET_PROMOTED_TYPE): Define.
14393 (TARGET_CONVERT_TO_TYPE): Define.
14394 (TARGET_INITIALIZER): Update for new fields.
14395 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
14396 (grokparms): Check targetm.invalid_parameter_type.
14397 * c-typeck.c (default_conversion): Check targetm.promoted_type.
14398 * c-convert.c (convert): Check targetm.convert_to_type.
14400 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
14402 * config/mips/mips.md (*extenddi_truncate<mode>,
14403 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
14405 (*extendhi_truncateqi): New define_insn_and_sptit.
14407 2009-05-20 Jakub Jelinek <jakub@redhat.com>
14409 PR middle-end/40204
14410 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
14411 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
14413 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
14415 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
14416 the operand of VIEW_CONVERT_EXPR.
14418 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
14420 * config/i386/driver-i386.c (host_detect_local_cpu): Check
14421 extended family and model for Intel processors. Support Intel Atom.
14423 2009-05-20 Olivier Hainque <hainque@adacore.com>
14425 * gstab.h (stab_code_type): Define, to be used instead of the
14426 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
14428 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
14429 occurrences by stab_code_type.
14430 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
14432 2009-05-20 Martin Jambor <mjambor@suse.cz>
14434 * tree-flow.h (insert_edge_copies_seq): Undeclare.
14435 (sra_insert_before): Likewise.
14436 (sra_insert_after): Likewise.
14437 (sra_init_cache): Likewise.
14438 (sra_type_can_be_decomposed_p): Likewise.
14439 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
14440 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
14441 (sra_insert_before): Likewise.
14442 (sra_insert_after): Likewise.
14443 (sra_init_cache): Likewise.
14444 (insert_edge_copies_seq): Made static and moved upwards.
14446 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
14449 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
14451 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
14452 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
14455 2009-05-20 Richard Guenther <rguenther@suse.de>
14457 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14458 with mismatched comparison modes.
14460 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14462 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
14463 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
14464 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
14465 with shifts for Thumb2.
14466 (orsi_notsi): New for orn.
14467 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
14468 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
14469 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
14470 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
14471 Don't invert remainder for IOR.
14473 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
14475 PR tree-optimization/40087
14476 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
14477 number_of_iterations_ne): Rename never_infinite argument.
14478 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
14479 number_of_iterations_le): Handle pointer-type ivs when
14480 exit_must_be_taken is false.
14481 (number_of_iterations_cond): Do not always assume that
14482 exit_must_be_taken if the control variable is a pointer.
14484 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14486 * c-typeck.c (build_binary_op): Allow % on integal vectors.
14487 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14489 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14491 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14492 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14494 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14497 * c.opt (Wlogical-op): Disabled by default.
14498 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14500 * doc/invoke.texi (Wlogical-op): Likewise.
14502 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14504 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14506 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14507 Propagate the type of the first operand.
14508 <ASSERT_EXPR>: Simplify.
14509 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14510 Rewrite using the RHS code as discriminant.
14511 <NOP_EXPR>: Turn into CASE_CONVERT.
14512 <PLUS_EXPR>: Propagate the type of the first operand.
14514 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14516 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14517 (ia64_dconst_0_375): New.
14518 * config/ia64/ia64.c (ia64_override_options): Remove
14519 -minline-sqrt-min-latency warning.
14520 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14521 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14522 * config/ia64/ia64.md (*sqrt_approx): Remove.
14523 (sqrtsf2): Remove #if 0.
14524 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14525 (sqrtdf): Remove assert.
14526 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14527 (sqrtxf2): Remove #if 0.
14528 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14529 * div.md (sqrt_approx_rf): New.
14530 (sqrtsf2_internal_thr): New implementation.
14531 (sqrtsf2_internal_lat): New.
14532 (sqrtdf2_internal_thr: New implementation.
14533 (sqrtxf2_internal): New implementation.
14535 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14536 Hans-Peter Nilsson <hp@axis.com>
14538 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14539 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14540 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14541 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14542 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14543 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14544 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14545 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14546 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14547 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14548 * c-common.c: ...from here.
14550 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14552 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14554 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14556 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14558 2009-05-19 Ben Elliston <bje@au.ibm.com>
14560 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14561 assignments with memcpy calls.
14562 (add_fdes): Likewise.
14563 (binary_search_unencoded_fdes): Likewise.
14564 (linear_search_fdes): Eliminate type puns.
14566 2009-05-19 Richard Guenther <rguenther@suse.de>
14568 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14569 not falsely claim to have propagated into all uses.
14571 2009-05-19 Ben Elliston <bje@au.ibm.com>
14573 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14576 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14578 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14579 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14580 (TARGET_LEGITIMATE_ADDRESS_P): New.
14581 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14582 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14584 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14587 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14588 child of the containing namespace's DIE.
14590 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14592 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14593 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14594 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14597 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14600 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14601 gen_align with gen_pad.
14602 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14603 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14605 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14606 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14608 * config/i386/i386.md (align): Renamed to ...
14609 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14610 ASM_OUTPUT_MAX_SKIP_PAD.
14612 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14614 * config.gcc: Fix variable syntax.
14617 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14618 before calling exact_log2.
14619 (output_iorsi3): Likewise.
14620 (output_xorsi3): Likewise.
14622 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14624 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14625 for the none zero constant operand except for EQ and NE
14626 comprisons even when the first operand is R0.
14628 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14630 * config/s390/2064.md: Remove trailing whitespaces.
14631 * config/s390/2084.md: Likewise.
14632 * config/s390/constraints.md: Likewise.
14633 * config/s390/fixdfdi.h: Likewise.
14634 * config/s390/libgcc-glibc.ver: Likewise.
14635 * config/s390/s390-modes.def: Likewise.
14636 * config/s390/s390-protos.h: Likewise.
14637 * config/s390/s390.c: Likewise.
14638 * config/s390/s390.h: Likewise.
14639 * config/s390/s390.md: Likewise.
14640 * config/s390/tpf-unwind.h: Likewise.
14642 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14644 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14646 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14649 * configure.ac (m68k-*-*): Check if binutils support TLS.
14650 * configure: Regenerate.
14651 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14652 * config/m68k/constraints.md (Cu): New constraint.
14653 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14654 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14655 (movsi): Handle TLS symbols.
14656 (addsi3_5200): Handle XTLS symbols, indent.
14657 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14658 (m68k_tls_reference_p): Declare.
14659 (m68k_legitimize_address): Declare.
14660 (m68k_unwrap_symbol): Declare.
14661 * config/m68k/m68k.opt (mxtls): New option.
14662 * config/m68k/m68k.c (ggc.h): Include.
14663 (m68k_output_dwarf_dtprel): Implement hook.
14664 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14665 (m68k_expand_prologue): Load GOT pointer when function needs it.
14666 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14667 (m68k_legitimate_constant_address_p): Same.
14668 (m68k_decompose_address): Handle TLS references.
14669 (m68k_get_gp): New static function.
14670 (enum m68k_reloc): New contants.
14671 (TLS_RELOC_P): New macro.
14672 (m68k_wrap_symbol): New static function.
14673 (m68k_unwrap_symbol): New function.
14674 (m68k_final_prescan_insn_1): New static function.
14675 (m68k_final_prescan_insn): New function.
14676 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14678 (legitimize_pic_address): Handle TLS references..
14679 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14680 (m68k_libcall_value_in_a0_p)
14681 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14682 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14683 (m68k_legitimize_tls_address): Handle TLS references.
14684 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14686 (m68k_legitimize_address): Handle TLS symbols.
14687 (m68k_get_reloc_decoration): New static function.
14688 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14690 (m68k_output_dwarf_dtprel): Implement hook.
14691 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14692 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14693 m68k_call_* routines.
14694 (sched_attr_op_type): Handle TLS symbols.
14695 (gt-m68k.h): Include.
14696 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14697 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14699 2009-05-18 Martin Jambor <mjambor@suse.cz>
14701 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14702 (visit_store_addr_for_mod_analysis): New function.
14703 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14704 (determine_cst_member_ptr): Use gimple_assign_single_p.
14705 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14706 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14707 operands. Don't check number of operands of a NOP_EXPR.
14709 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14711 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14713 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14716 * c-common.c (warn_logical_operator): Don't warn if one of
14717 expression isn't always true or false.
14719 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14721 * config/i386/biarch32.h: New file.
14722 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14724 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14726 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14727 *zero_extend<mode>_truncqi): Merge these into ...
14728 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14729 Name the pattern following this as *zero_extendhi_truncqi.
14731 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14733 PR middle-end/39301
14734 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14735 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14736 (output_info): Make field HOST_WIDEST_INT.
14737 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14738 (dump_bitmat_statistics): Same.
14740 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14742 * config.gcc (use_gcc_stdint): Set to wrap.
14743 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14744 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14745 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14746 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14747 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14748 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14749 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14750 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14752 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14754 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14756 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14757 Move definitions earlier.
14758 (OPT_ARCH64, OPT_ARCH32): Define.
14759 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14762 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14765 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14768 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14770 * arm.md (movdi2): Copy non-reg values to DImode registers.
14772 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14775 * final.c (label_to_max_skip): New function.
14776 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14777 CODE_LABEL_NUMBER <= max_labelno.
14778 * output.h (label_to_max_skip): New prototype.
14779 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14780 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14781 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14782 Handle CODE_LABELs with >= 16 byte alignment or with
14783 max_skip == (1 << align) - 1.
14784 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14785 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14788 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14789 .p2align 3 if MAX_SKIP is smaller than 7.
14790 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14792 2009-05-15 Ian Lance Taylor <iant@google.com>
14794 * alias.c (struct alias_set_entry_d): Rename from struct
14795 alias_set_entry. Change all uses.
14796 * except.c (struct call_site_record_d): Rename from struct
14797 call_site_record. Change all uses.
14798 * except.h (struct eh_region_d): Rename from struct eh_region.
14800 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14802 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14803 ivtype_map_elt. Change all uses.
14804 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14806 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14807 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14809 (struct sese_d): Rename from struct sese. Change all uses.
14810 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14811 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14812 * optabs.h (struct optab_d): Rename from struct optab. Change all
14814 (struct convert_optab_d): Rename from struct convert_optab.
14816 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14817 ipa_opt_pass. Change all uses.
14818 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14821 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14822 defined as a typedef.
14823 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14826 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14829 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14831 (merge_ranges): Returns bool.
14832 * tree.h (make_range): .. to here.
14833 (build_range_check): Likewise.
14834 (merge_ranges): Likewise. Renamed from merge_ranges.
14835 * c-typeck.c (parser_build_binary_op): Update calls to
14836 warn_logical_operator.
14837 * c-common.c (warn_logical_operator): Add new warning.
14838 * c-common.h (warn_logical_operator): Update declaration.
14840 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14842 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14844 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14846 * doc/install.texi: Document MPC requirements, flags etc.
14848 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14849 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14850 Evaluate constant arguments.
14851 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14852 (fold_builtin_1): Likewise, also evaluate constant arguments.
14853 Remove superfluous break.
14854 (do_mpc_ckconv): New.
14855 * real.h: Include mpc.h.
14856 * toplev.c (print_version): Output MPC version info if available.
14858 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14860 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14862 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14864 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14867 2009-05-15 Jan Hubicka <jh@suse.cz>
14869 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14870 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14871 (try_inline): Fix return value.
14872 (cgraph_decide_inlining_incrementally): Honor new value.
14873 (cgraph_early_inlining): Handle indirect inlining.
14874 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14876 2009-05-15 Jan Hubicka <jh@suse.cz>
14878 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14879 * cgraphunit.c (cgraph_finalize_function): Set it.
14880 (cgraph_expand_function): Use it.
14882 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14884 * real.c (encode_ieee_half): Define.
14885 (decode_ieee_half): Define.
14886 (ieee_half_format): Define.
14887 (arm_half_format): Define.
14888 * real.h (ieee_half_format): Declare.
14889 (arm_half_format): Declare.
14891 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14893 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14894 swapped, and reversed optabs exist before trying to use them.
14896 2009-05-15 Paul Brook <paul@codesourcery.com>
14897 Sandra Loosemore <sandra@codesourcery.com>
14899 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14900 loads. Allow PRE_DEC.
14901 (output_move_neon): Handle PRE_DEC.
14902 (arm_print_operand): Add 'A' for neon structure loads.
14903 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14904 * config/arm/neon.md (neon_mov): Update comment.
14905 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14907 (Um): New constraint.
14909 2009-05-15 Jan Hubicka <jh@suse.cz>
14911 Revert the following patch until testsuite fallout is fixed:
14912 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14913 * cgraph.h (struct inline_summary): New filed self_wize,
14914 size_inlining_benefit, self_time and time_inlining_benefit.
14915 (struct cgraph_global_info): Replace insns by time ans size fields.
14916 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14917 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14918 (ipcp_update_callgraph): Do not touch function bodies.
14919 * ipa-inline.c: Include except.h
14920 (MAX_TIME): New constant.
14921 (overall_insns): Remove
14922 (overall_size, max_benefit): New static variables.
14923 (cgraph_estimate_time_after_inlining): New function.
14924 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14925 (cgraph_clone_inlined_nodes): Update size.
14926 (cgraph_mark_inline_edge): Update size.
14927 (cgraph_estimate_growth): Use size info.
14928 (cgraph_check_inline_limits): Check size.
14929 (cgraph_default_inline_p): Likewise.
14930 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14931 (cgraph_decide_recursive_inlining): Check size.
14932 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14934 (cgraph_decide_inlining): Likewise.
14935 (cgraph_decide_inlining_incrementally): Likewise; honor
14936 PARAM_EARLY_INLINING_INSNS.
14937 (likely_eliminated_by_inlining_p): New predicate.
14938 (estimate_function_body_sizes): New function.
14939 (compute_inline_parameters): Use it.
14940 * except.c (must_not_throw_labels): New function.
14941 * except.h (must_not_throw_labels): Declare.
14942 * tree-inline.c (init_inline_once): Kill inlining_weigths
14943 * tree-ssa-structalias.c: Avoid uninitialized warning.
14944 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14945 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14946 (PARAM_INLINE_CALL_COST): Remove.
14947 (PARAM_EARLY_INLINING_INSNS): New.
14949 2009-05-15 Richard Guenther <rguenther@suse.de>
14951 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14952 not TODO_update_ssa.
14954 2009-05-15 Richard Guenther <rguenther@suse.de>
14956 PR tree-optimization/39999
14957 * gimple.h (gimple_expr_type): Use the expression type looking
14958 through useless conversions.
14959 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14960 (vn_nary_op_insert_stmt): Likewise.
14961 (simplify_binary_expression): Likewise.
14963 2009-05-15 Richard Guenther <rguenther@suse.de>
14965 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14966 New options, enabled by default.
14967 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14969 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14970 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14971 * tree-ssa-structalias.c (gate_tree_pta): New function.
14972 (pass_build_alias): Use it.
14974 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14976 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14977 recurse on an invariant address if a conversion from a pointer
14978 type to a wider integer type is involved.
14980 2009-05-15 Jan Hubicka <jh@suse.cz>
14982 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14983 * cgraph.h (struct inline_summary): New filed self_wize,
14984 size_inlining_benefit, self_time and time_inlining_benefit.
14985 (struct cgraph_global_info): Replace insns by time ans size fields.
14986 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14987 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14988 (ipcp_update_callgraph): Do not touch function bodies.
14989 * ipa-inline.c: Include except.h
14990 (MAX_TIME): New constant.
14991 (overall_insns): Remove
14992 (overall_size, max_benefit): New static variables.
14993 (cgraph_estimate_time_after_inlining): New function.
14994 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14995 (cgraph_clone_inlined_nodes): Update size.
14996 (cgraph_mark_inline_edge): Update size.
14997 (cgraph_estimate_growth): Use size info.
14998 (cgraph_check_inline_limits): Check size.
14999 (cgraph_default_inline_p): Likewise.
15000 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15001 (cgraph_decide_recursive_inlining): Check size.
15002 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15004 (cgraph_decide_inlining): Likewise.
15005 (cgraph_decide_inlining_incrementally): Likewise; honor
15006 PARAM_EARLY_INLINING_INSNS.
15007 (likely_eliminated_by_inlining_p): New predicate.
15008 (estimate_function_body_sizes): New function.
15009 (compute_inline_parameters): Use it.
15010 * except.c (must_not_throw_labels): New function.
15011 * except.h (must_not_throw_labels): Declare.
15012 * tree-inline.c (init_inline_once): Kill inlining_weigths
15013 * tree-ssa-structalias.c: Avoid uninitialized warning.
15014 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15015 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15016 (PARAM_INLINE_CALL_COST): Remove.
15017 (PARAM_EARLY_INLINING_INSNS): New.
15018 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
15019 (inline-call-cost): Remove.
15020 (early-inlining-insns): New.
15022 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
15024 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
15026 (print_int_cst_bounds_in_octal_p): Likewise.
15027 (dbxout_type): Adjust calls to above functions. Be prepared to deal
15029 * dwarf2out.c (base_type_die): Likewise.
15030 (is_subrange_type): Delete.
15031 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
15032 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
15033 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
15034 if the destination type is boolean.
15035 (build_range_check): Do not special-case subtypes.
15036 (fold_sign_changed_comparison): Likewise.
15037 (fold_unary): Likewise.
15038 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
15039 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
15040 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
15041 * tree.c (subrange_type_for_debug_p): New predicate based on the
15042 former is_subrange_type.
15043 * tree.h (subrange_type_for_debug_p): Declare.
15044 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
15045 (convert_affine_scev): Remove call to above function.
15046 (chrec_convert_aggressive): Likewise.
15047 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
15048 false for conversions involving subtypes.
15049 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
15050 (vrp_val_min): Likewise.
15051 (needs_overflow_infinity): Likewise.
15052 (extract_range_from_unary_expr): Likewise.
15054 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
15056 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15057 * config/frv/frv.c: Likewise.
15058 * config/s390/s390.c: Likewise.
15059 * config/sparc/sparc.h: Likewise.
15060 * config/i386/i386.h: Likewise.
15061 * config/i386/i386.c: Likewise.
15062 * config/crx/crx.c: Likewise.
15063 * config/m68hc11/m68hc11.h: Likewise.
15064 * config/iq2000/iq2000.c: Likewise.
15065 * config/mn10300/mn10300.h: Likewise.
15066 * config/mn10300/mn10300.c: Likewise.
15067 * config/m68k/m68k.c: Likewise.
15068 * config/rs6000/rs6000.c: Likewise.
15069 * config/rs6000/xcoff.h: Likewise.
15070 * config/rs6000/linux64.h: Likewise.
15071 * config/rs6000/sysv4.h: Likewise.
15072 * config/score/score3.c: Likewise.
15073 * config/score/score7.c: Likewise.
15074 * config/score/score.c: Likewise.
15075 * config/arm/arm.md: Likewise.
15076 * config/mips/mips.c: Likewise.
15077 * config/mips/mips.md: Likewise.
15078 * config/bfin/bfin.h: Likewise.
15079 * config/pa/pa.c: Likewise.
15080 * config/pa/constraints.md: Likewise.
15082 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
15083 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
15084 * config/pdp11/pdp11.h: Use memory_address_p instead.
15086 2009-05-14 Ian Lance Taylor <iant@google.com>
15088 * passes.c (finish_optimization_passes): Change i to int.
15089 * plugin.c (plugins_active_p): Change event to int.
15090 (dump_active_plugins): Likewise.
15091 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
15093 * tree.c (tree_range_check_failed): Change c to unsigned int.
15094 (omp_clause_range_check_failed): Likewise.
15095 (build_common_builtin_nodes): Change mode to int. Add cast.
15096 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
15097 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
15099 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
15100 ++ or -- with a variable of enum type.
15102 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15105 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
15107 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15109 * store-motion.c: Do not include params.h
15110 * Makefile.in: Fix dependencies for various files.
15112 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15114 * auto-inc-dec.c: Fix pass description, remove apparent
15115 accidental duplication.
15117 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
15119 PR middle-end/40147
15120 * ipa-utils.h (memory_identifier_string): Moved to ...
15121 * tree.h (memory_identifier_string): Here. Add GTY(()).
15123 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15125 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
15126 in the former documentation of...
15127 (GO_IF_LEGITIMATE_ADDRESS): ... this.
15128 * ira-conflicts.c (get_dup_num): Use address_operand.
15129 * targhooks.c (default_legitimate_address_p): New.
15130 * targhooks.h (default_legitimate_address_p): New.
15131 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
15133 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
15134 * target.h (struct target): Add legitimate_address_p.
15135 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
15136 (TARGET_INITIALIZER): Include it.
15138 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15139 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
15140 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
15141 (TARGET_LEGITIMATE_ADDRESS_P): New.
15143 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15144 (REG_OK_STRICT_P): Delete.
15145 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
15146 (frv_legitimate_address_p_1): ... this.
15147 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
15148 (frv_legitimate_address_p_1): ... the renamed old
15149 frv_legitimate_address_p.
15150 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
15151 (TARGET_LEGITIMATE_ADDRESS_P): New.
15153 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15154 * config/s390/s390-protos.h (legitimate_address_p): Remove.
15155 * config/s390/s390.c (legitimate_address_p): Rename to...
15156 (s390_legitimate_address_p): ... this, make static.
15157 (legitimize_address): Adjust call.
15158 (TARGET_LEGITIMATE_ADDRESS_P): New.
15159 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
15161 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15162 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
15163 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
15164 (TARGET_LEGITIMATE_ADDRESS_P): New.
15166 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15167 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
15168 * config/spu/spu.c (spu_legitimate_address): Rename to...
15169 (spu_legitimate_address_p): ... this, make static.
15170 (TARGET_LEGITIMATE_ADDRESS_P): New.
15172 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15173 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
15174 * config/sparc/sparc.c (legitimate_address_p): Rename to...
15175 (sparc_legitimate_address_p): ... this, make static and return bool.
15176 (legitimize_address): Adjust call.
15177 (TARGET_LEGITIMATE_ADDRESS_P): New.
15179 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15180 * config/i386/i386-protos.h (legitimate_address_p): Remove.
15181 * config/i386/i386.c (legitimate_address_p): Rename to...
15182 (ix86_legitimate_address_p): ... this, make static.
15183 (constant_address_p): Move after it, adjust call.
15184 (TARGET_LEGITIMATE_ADDRESS_P): New.
15186 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15187 * config/avr/avr-protos.h (legitimate_address_p): Remove.
15188 * config/avr/avr.c (legitimate_address_p): Rename to...
15189 (avr_legitimate_address_p): ... this, make static.
15190 (legitimize_address): Adjust call.
15191 (TARGET_LEGITIMATE_ADDRESS_P): New.
15193 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15194 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
15195 * config/crx/crx.c (crx_legitimate_address_p): Make static.
15196 (TARGET_LEGITIMATE_ADDRESS_P): New.
15198 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15199 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
15200 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
15201 (TARGET_LEGITIMATE_ADDRESS_P): New.
15203 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15204 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
15206 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
15208 (TARGET_LEGITIMATE_ADDRESS_P): New.
15210 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15211 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
15213 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
15215 (m68hc11_legitimate_address_p): ... this, make static.
15216 (go_if_legitimate_address_internal): Rename to...
15217 (m68hc11_legitimate_address_p_1): ... this.
15218 (legitimize_address): Adjust call.
15219 (TARGET_LEGITIMATE_ADDRESS_P): New.
15221 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15222 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
15223 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
15224 (TARGET_LEGITIMATE_ADDRESS_P): New.
15226 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15227 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
15228 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
15229 (mn10300_legitimate_address_p): ... this, make static.
15230 (TARGET_LEGITIMATE_ADDRESS_P): New.
15232 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15233 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
15234 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
15235 (TARGET_LEGITIMATE_ADDRESS_P): New.
15237 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15238 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
15239 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
15240 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15241 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
15242 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
15243 (rs6000_legitimate_address_p): ... this, make static.
15244 (TARGET_LEGITIMATE_ADDRESS_P): New.
15245 (REG_MODE_OK_FOR_BASE_P): Delete.
15246 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
15248 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15249 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
15251 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
15252 static, adjust types.
15253 (TARGET_LEGITIMATE_ADDRESS_P): New.
15255 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15256 * config/score/score.c (score_address_p): Rename to...
15257 (score_legitimate_address_p): ... this.
15258 (TARGET_LEGITIMATE_ADDRESS_P): New.
15259 * config/score/score3.c (score3_address_p): Rename to...
15260 (score3_legitimate_address_p): ... this.
15261 * config/score/score7.c (score7_address_p): Rename to...
15262 (score7_legitimate_address_p): ... this.
15264 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
15265 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
15266 GO_IF_LEGITIMATE_ADDRESS): Delete.
15267 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
15268 thumb2_legitimate_address_p): Delete.
15269 (arm_legitimate_address_p): Rename to...
15270 (arm_legitimate_address_outer_p): ... this.
15271 * config/arm/constraints.md ("Uq"): Adjust call.
15272 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
15273 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
15275 (arm_legitimate_address_outer_p): ... this.
15276 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
15278 (TARGET_LEGITIMATE_ADDRESS_P): New.
15280 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15281 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
15282 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
15283 (TARGET_LEGITIMATE_ADDRESS_P): New.
15285 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15286 * config/vax/vax-protos.h (legitimate_address_p): Remove.
15287 * config/vax/vax.c (legitimate_address_p): Rename to...
15288 (vax_legitimate_address_p): ... this, make static.
15289 (TARGET_LEGITIMATE_ADDRESS_P): New.
15291 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15292 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
15293 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
15294 (TARGET_LEGITIMATE_ADDRESS_P): New.
15296 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15297 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
15298 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
15299 (mmix_legitimate_address_p): ... this, make static.
15300 (TARGET_LEGITIMATE_ADDRESS_P): New.
15302 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15303 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
15304 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
15305 (TARGET_LEGITIMATE_ADDRESS_P): New.
15307 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15309 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
15310 of MODE_COMPLEX_INT.
15312 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15314 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
15315 LCT_NORMAL in function call.
15316 * mips-tdump.c (print_file_desc): Add cast to enum type.
15317 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
15318 (mark_stabs): Add casts to enum types.
15319 (parse_stabs_common): Add casts to enum types.
15321 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15323 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
15324 Check for invalid values of LETTER.
15326 2009-05-13 Taras Glek <tglek@mozilla.com>
15328 * attribs.c (register_attribute): moved out attribute registration
15329 into register_attribute.
15330 * doc/plugins.texi: Documented register_attribute and
15332 * gcc-plugin.h: Added forward decl for register_attribute.
15333 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
15334 * plugin.c (register_callback, invoke_plugin_callbacks): Added
15335 PLUGIN_ATTRIBUTES boilerplate.
15337 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
15339 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
15340 values even in sentinel and empty entries.
15341 (ms_printf_flag_specs): Likewise.
15342 (ms_scanf_flag_specs): Likewise.
15343 (ms_strftime_flag_specs): Likewise.
15344 (ms_print_char_table): Likewise.
15345 (ms_scan_char_table): Likewise.
15346 (ms_time_char_table): Likewise.
15348 2009-05-13 Doug Kwan <dougkwan@google.com>
15350 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
15352 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15354 * config/mips/mips.md (store): Add attributes for QI and HI.
15356 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
15357 (truncdi<mode>2): ... this new pattern.
15359 2009-05-13 Brad Hards <bradh@kde.org>
15361 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
15363 2009-05-14 Jakub Jelinek <jakub@redhat.com>
15364 Ben Elliston <bje@au.ibm.com>
15366 PR middle-end/40035
15367 * dse.c (check_mem_read_rtx): Guard against width == -1.
15369 2009-05-13 Michael Matz <matz@suse.de>
15371 PR middle-end/39976
15372 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
15373 (trivially_conflicts_p): New function.
15374 (insert_backedge_copies): Use it.
15376 2009-05-13 Janis Johnson <janis187@us.ibm.com>
15378 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
15379 (handle_stdc_pragma): Use new enum constant names.
15380 (handle_pragma_float_const_decimal64): Ditto.
15382 2009-05-13 Ian Lance Taylor <iant@google.com>
15384 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
15387 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
15389 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
15390 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
15392 * config/m68k/m68k.h (FL_UCLINUX): Define.
15394 2009-05-13 Jan Hubicka <jh@suse.cz>
15396 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
15398 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15400 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
15401 unless -fschedule-insns is specified.
15403 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15406 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
15407 TARGET_EXPAND_CBRANCHDI4.
15408 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
15409 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
15410 (cmpeqdi): Fix comment.
15412 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15414 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
15415 (sh_legitimate_address_p): Likewise.
15416 * config/sh/sh.c (sh_legitimate_index_p): New.
15417 (sh_legitimate_address_p): Likewise.
15418 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
15419 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
15420 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
15421 (MAYBE_BASE_REGISTER_RTX_P): New macro.
15422 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
15423 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
15424 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
15425 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
15426 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
15428 2009-05-12 Jan Hubicka <jh@suse.cz>
15430 * tree-inline.c (estimate_operator_cost): Add operands;
15431 when division happens by constant, it is cheap.
15432 (estimate_num_insns): Loads and stores are not having cost of 0;
15433 EH magic stuff is cheap; when computing runtime cost of switch,
15434 use log2 base of amount of its cases; builtin_expect has cost of 0;
15435 compute cost for moving return value of call.
15436 (init_inline_once): Initialize time_based flags.
15437 * tree-inline.h (eni_weights_d): Add time_based flag.
15439 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15441 * df-core.c: Update head documentation.
15443 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15446 * rs6000.c (rs6000_generate_compare): Use op1b instead of
15447 shadowing exisiting variable op1.
15449 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
15452 * config/i386/driver-i386.c (processor_signatures): New enum.
15453 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
15454 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
15455 processor signature to detect geode processor.
15457 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15461 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15463 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15464 causes spurious differences between trunk and cond-optab branch.
15466 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15468 * dojump.c (compare_from_rtx): Delete.
15469 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
15470 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
15471 if the comparison does not satisfy the predicate; test predicates for
15472 operands 2 and 3 of a cstore pattern. Don't try cstore optab
15473 further if one existing pattern fails.
15474 * expr.h (compare_from_rtx): Delete.
15475 (prepare_operand): Declare it.
15476 * optabs.c: Change "lib call" to "libcall" throughout.
15477 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
15478 HAVE_conditional_trap, emit_cmp_insn): Delete.
15479 (can_compare_p): Delete cmp_optab case.
15480 (prepare_float_lib_cmp): Return an rtx and a machine mode.
15481 Accept other parameters by value.
15482 (prepare_operand): Make non-static.
15483 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
15484 other parameters by value. Try to widen operands here based on
15485 an optab_methods argument and looking at cbranch_optab.
15486 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
15487 loop. Use cbranch_optab directly.
15488 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15489 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15491 (emit_conditional_move, emit_conditional_add): Inline what's needed
15492 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15493 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15494 with COMPARE. Move cmov_optab and cstore_optab above
15495 with cbranch_optab, move cmp_optab down with ucmp_optab,
15496 remove tst_otpab. Do not initialize trap_rtx.
15497 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15498 for trap code. Do not check HAVE_conditional_trap. Use
15499 prepare_cmp_insn. Accept no predicate for operand 3.
15500 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15501 (OTI_ctrap, ctrap_optab): New.
15502 (tst_optab): Delete.
15503 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15504 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15505 with lookup of ctrap_optab.
15506 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15508 (ctrap_optab): New.
15510 * combine.c (combine_simplify_rtx, simplify_set): Do not
15511 special case comparing against zero for cc0 machines.
15512 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15513 COMPARE on cc0 machines.
15514 (simplify_relational_operation): Return a new expression when
15515 a COMPARE could be removed.
15516 * final.c (final_scan_insn): Compare cc_status values
15517 against LHS of a (compare FOO (const_int 0)) cc0 source.
15518 Also check if cc_status.value is the full compare.
15520 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15521 (cstoreMM4): Document.
15522 (conditional_trap): Document ctrapMM4 instead.
15523 (sync_compare_and_swapMM): Refer to cbranchcc4.
15524 (Dependent Patterns): Eliminate obsolete information referring to
15525 the old jump optimization phase.
15526 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15527 of compares with 0 on cc0 machines.
15528 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15529 avoiding references to cc0. Remove text about storing operands
15531 * doc/tm.texi (Condition Codes): Include blurb on different
15532 condition code representations, separate into subsections for
15533 CC0, MODE_CC and conditional execution.
15535 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15536 alpha_emit_setcc): Accept operands and a machine mode.
15537 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15538 Get code/op0/op1 from operands, use machine mode argument
15539 instead of alpha_compare.fp_p. Emit the branch here.
15540 (alpha_emit_setcc): Likewise, and return boolean.
15541 (alpha_emit_conditional_move): Likewise. Assert that
15542 cmp_op_mode == cmp_mode, and simplify accordingly.
15543 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15544 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15545 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15547 (stack probe test): Use cbranchdi4.
15548 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15550 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15551 * config/arc/arc.h (movsicc, movsfcc): Use it.
15552 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15553 (cbranchsi4, cstoresi4): New.
15554 (cmpsi, bCC and sCC expanders): Remove.
15556 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15557 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15558 * config/arm/predicates.md (arm_comparison_operator): Only include
15559 floating-point operators if there is a hardware floating-point unit.
15560 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15561 deferring to cbranch_cc and cstore_cc respectively.
15562 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15563 cbranch_cc, cstore_cc): New.
15564 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15566 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15568 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15569 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15571 (adjust_insn_length): Adjust calls.
15572 (avr_reorg): Handle (compare (foo) (const_int 0)).
15573 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15574 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15575 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15576 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15578 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15579 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15581 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15582 (cbranchsi4, cstorebi4, cstoresi4): New.
15583 (movbisi): This insn is duplicate, split it to zero_extend.
15584 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15585 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15586 (bfin_optimize_loop): Use cbranch expander.
15587 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15588 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15589 (bfin_bimode_comparison_operator): ... this.
15590 (bfin_direct_comparison_operator): New.
15592 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15593 inside (compare FOO (const_int 0)).
15594 (cris_rtx_costs): Handle ZERO_EXTRACT.
15595 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15596 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15597 (*tstdi_v32): Delete.
15598 (*cmpdi_non_v32): Add M alternative for operand 1.
15599 (cmpsi, cmp<mode>): Make private.
15600 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15602 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15604 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15605 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15606 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15607 (cc_reg_operand): New.
15608 (any_cond): Delete.
15609 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15610 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15611 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15612 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15613 crx_expand_scond): Delete.
15615 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15617 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15618 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15620 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15621 cstoresi4, cstoresf4, cstoredf4): New.
15622 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15623 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15624 Receive the entire operands array.
15625 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15626 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15627 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15628 Get test/op0/op1 from the operands array.
15629 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15631 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15632 (h8300_expand_store): New.
15633 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15635 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15636 (h8300_expand_store): New.
15637 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15638 or do not try to produce (set (cc0) REG).
15639 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15640 change a compare into a move to a scratch register. Disable some
15641 peepholes when comparing with zero.
15642 (tstsi, tsthi, tstsi, cmpqi): Make private.
15644 (bCC, sCC): Delete.
15645 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15648 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15649 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15650 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15651 (ix86_emit_i387_log1p): Use cbranchxf2.
15652 (ix86_expand_setcc): Return void.
15653 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15654 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15655 cmp<MODEF>, cmpcc): Remove.
15656 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15657 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15658 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15659 (sCC and bCC expanders): Remove.
15660 (stack_protect_test): Use cbranchcc4.
15662 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15664 (ia64_expand_compare): Accept three rtx by reference and return void.
15665 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15666 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15667 from *expr. Update *expr with the BImode comparison to do.
15668 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15669 cmptf, bCC, sCC, conditional_trap): Delete.
15670 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15671 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15672 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15673 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15674 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15676 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15677 type of last argument.
15678 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15679 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15680 use machine mode argument instead of branch_type. Remove dead
15681 code for floating-point comparisons.
15682 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15683 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15685 (cbranchsi4, cstoresi4): New.
15686 * config/iq2000/predicates.md (reg_or_const_operand): New.
15688 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15689 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15690 (b<code>_op): Rewrite to...
15691 (bcc_op): ... this, using match_operator.
15692 (s<code>_op): Rewrite to...
15693 (scc_op): ... this, using match_operator.
15694 (s<code>_24_op): Rewrite to...
15695 (scc_op_24): ... this, using match_operator.
15696 (s<code>_<mode>): Rewrite to...
15697 (cstore<mode>4): ... this, using match_operator.
15698 (s<code>_<mode>_24): Rewrite to...
15699 (cstore<mode>4_24): ... this, using match_operator.
15700 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15701 m32c_unpend_compare, m32c_expand_scc): Delete.
15702 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15703 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15704 (m32c_expand_movcc): Change NE to EQ if necessary.
15705 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15707 * config/m32r/m32r-protos.h (gen_cond_store): New.
15708 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15709 (gen_cond_store): New, from sCC patterns.
15710 (m32r_expand_block_move): Use cbranchsi4.
15711 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15712 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15713 (cbranchsi4, cstoresi4): New.
15715 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15717 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15718 (m68hc11_notice_update_cc): Look into a compare with 0.
15719 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15721 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15722 cmphi, cmpqi, bCC): Delete.
15723 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15724 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15725 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15728 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15729 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15730 * config/m68k/constraints.md (H): New.
15731 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15732 the define_insn below.
15733 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15734 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15735 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15736 patterns): Wrap RHS with COMPARE.
15737 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15738 (*cmpdi_internal): Name this pattern.
15739 (cmpdi): Change to define_insn.
15740 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15741 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15742 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15744 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15745 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15746 (conditional_trap): Change to...
15747 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15748 (*conditional_trap): Use the ordered_comparison_operator and
15749 const1_operand predicates.
15750 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15751 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15752 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15753 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15755 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15756 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15757 (mcore_gen_compare): New.
15758 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15759 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15760 (mcore_gen_compare): ... this.
15761 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15762 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15763 (stack probe pattern): Use cbranchsi4.
15765 * config/mips/predicates.md (mips_cstore_operator): New.
15766 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15767 * config/mips/mips.md (any_cond): Delete.
15768 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15770 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15771 fixuns_truncsfdi2): Use cbranch patterns.
15772 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15773 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15774 Adjust call to mips_expand_conditional_branch.
15775 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15777 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15778 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15779 * config/mips/mips.c (cmp_operands): Delete.
15780 (mips_emit_compare): Get comparison operands from *op0/*op1.
15781 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15782 that it succeeds. Use op0/op1 instead of cmp_operands.
15783 (mips_expand_conditional_branch, mips_expand_conditional_move,
15784 mips_expand_conditional_trap): Likewise.
15785 (mips_block_move_loop): Use cbranch patterns.
15786 * config/mips/mips.h (cmp_operands): Delete.
15788 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15789 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15790 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15791 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15792 (*cmpcc_folded): Rename to...
15793 (*cmpdi_folded): this.
15794 (*cmpcc): Rename to...
15796 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15799 (cbranchdf4): New. Handle invalid comparisons here.
15800 * config/mmix/predicates.md (float_comparison_operator): New.
15802 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15803 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15804 * config/mn10300/mn10300.md (tst): Delete.
15805 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15806 Name these patterns and wrap RHS in a compare.
15807 (*cmpsi): Make this pattern private. Include tst.
15808 (*cmpsf): Make this pattern private.
15809 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15810 (compare with zero peepholes): Likewise.
15812 (cbranchsi4, cbranchsf4): New.
15813 (casesi): Use cbranchsi4.
15815 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15816 hppa_branch_type): Delete.
15817 (return_addr_rtx): Use cbranchsi4.
15818 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15819 Emit CCFPmode comparison here.
15820 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15821 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15822 hppa_branch_type): Delete.
15823 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15824 (movsicc, movdicc): Remove references to hppa_compare_op0,
15825 hppa_compare_op1 and compare_from_rtx.
15826 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15827 (casesi): Use cbranchsi4.
15829 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15830 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15831 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15832 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15833 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15835 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15836 (*branch, *branch_inverted): New.
15838 * config/picochip/picochip.md (cbranchhi4): Use
15839 ordered_comparison_operator.
15840 (cmphi, bCC): Remove.
15842 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15843 (trap_comparison_operator): Delete.
15844 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15845 rs6000_emit_cbranch): Accept mode and operands.
15846 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15847 rs6000_compare_fp_p): Delete.
15848 (rs6000_generate_compare): Accept mode and comparison. Extract code
15849 and op0/op1 from there. Replace references to rs6000_compare_op0
15850 and rs6000_compare_op1.
15851 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15852 extract result from passed operands.
15853 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15854 extract loc from passed operands.
15855 (rs6000_emit_cmove): Likewise.
15856 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15857 rs6000_compare_fp_p): Delete.
15858 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15859 (cbranch<GPR>4, cbranch<FP>4): New.
15860 (cstore<mode>4): New. Consolidate here all choices about when to use
15861 portable or specialized sCC sequences.
15862 (stack_protect_test): Use cbranchsi4.
15863 (conditional_trap): Replace with ctrap<GPR>4.
15864 (conditional trap insn): Replace trap_comparison_operator with
15865 ordered_comparison_operator.
15867 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15868 (s390_emit_prologue): Use ctrap.
15869 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15870 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15871 New predicates replacing...
15872 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15873 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15874 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15875 (add<mode>cc): Do not use s390_compare_op0/op1.
15876 (s<code>): Change to...
15877 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15878 (seq): Change to...
15879 (cstorecc4): ... this. Handle EQ or NE equally.
15880 (*sne): Un-privatize for use in cstorecc4.
15881 (b<code>): Change to...
15882 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15883 (conditional_trap): Replace with...
15884 (ctrap<GPR>4, ctrap<FP>4): ... these.
15885 (stack_protect): Use cbranchcc4.
15887 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15888 * config/score/score-protos.h (score_gen_cmp): Delete.
15889 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15890 (score_block_move-loop): Use cbranchsi4.
15891 * config/score/score.md (cbranchsi4): New.
15892 (cmpsi, bCC): Delete.
15893 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15894 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15895 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15896 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15897 * config/score/score3.h (score3_gen_cmp): Delete.
15898 * config/score/score7.h (score7_gen_cmp): Delete.
15900 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15901 (sh_emit_scc_to_t): ... this. Return void.
15902 (from_compare): Rename to...
15903 (sh_emit_compare_and_branch): ... this.
15904 (sh_emit_compare_and_set): New.
15905 (sh_expand_t_scc): Accept operands.
15906 * config/sh/predicates.md (sh_float_comparison_operator): New.
15907 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15908 (prepare_scc_operands): Rename to...
15909 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15911 (sh_emit_cheap_store_flag): New.
15912 (sh_emit_set_t_insn): New.
15913 (from_compare): Rename to...
15914 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15915 handling of TARGET_SH2E floating point to avoid recursive call.
15916 Generate branch here.
15917 (sh_emit_compare_and_set): New.
15918 (sh_expand_t_scc): Get op0/op1 from arguments.
15919 (sh_emit_cheap_store_flag): New.
15920 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15922 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15923 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15924 (movsicc, movdicc): Do nothing when it recreated operands from
15925 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15926 prepare_scc_operands (now sh_emit_scc_to_t).
15927 (udivdi3): Use cstoresi4.
15928 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15929 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15930 (cbranchint4_media, cbranchfp4_media): New.
15931 (casesi): Use cbranchdi4.
15932 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15934 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15935 (movnegt): Remove second operand.
15936 (cbranchsf4, cbranchdf4): New.
15937 (stack_protect): Use cbranchdi4/cbranchsi4.
15939 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15940 (gen_compare_reg): Accept comparison, extract part of it to...
15941 (gen_compare_reg_1): ... this.
15942 (gen_compare_operator): Delete.
15943 (gen_v9_scc): Accept separate destination, comparison code and arms.
15944 Do not use sparc_compare_op0/sparc_compare_op1.
15945 (emit_scc_insn, emit_conditional_branch_insn): New.
15946 (emit_v9_brxx): Make static. Remove useless assertion.
15947 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15949 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15950 * config/sparc/sparc-protos.h (gen_compare_reg,
15951 sparc_emit_float_lib_cmp): Adjust prototype.
15952 (emit_scc_insn, emit_conditional_branch_insn): New.
15953 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15954 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15955 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15956 iterators to the top.
15957 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15958 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15959 snedi_special_trunc): Delete.
15960 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15961 and snedi_special_trunc.
15962 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15963 cbranchdi4, cbranch<F:mode>4): New.
15964 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15965 here. Use gen_compare_reg instead of gen_compare_operator.
15966 (conditional_trap): Replace with...
15967 (ctrapsi4, ctrapdi4): ... this.
15968 (stack_protect_test): Use cbranchcc4.
15970 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15972 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15973 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15974 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15975 from operands[0] or operands[3] depending on is_set.
15976 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15977 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15978 cmpdf, bCC), sCC: Remove.
15979 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15980 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15982 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15983 spu_emit_branch_or_set.
15985 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15987 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15988 xstormy16_compare_op1): Delete.
15989 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15990 xstormy16_compare_op1): Delete.
15991 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15993 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15994 (cmphi, cmpsi, bCC): Remove.
15996 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15997 (*cmpsi): ... this one.
15998 (cbranchsi4, cstoresi4): New.
15999 (bCC expanders): Delete.
16000 (sCC insns): Fold into...
16001 (*setcc): ... this one.
16002 (casesi): Do not use gen_cmpsi and gen_bgtu.
16003 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
16004 (movsicc): Simplify.
16005 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
16007 * config/vax/vax-protos.h (cond_name): New.
16008 (vax_output_conditional_branch): Remove.
16009 * config/vax/vax.c (cond_name): New.
16010 (vax_output_conditional_branch): Remove.
16011 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
16012 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
16013 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
16014 (bit<VAXint>): Wrap source with (compare).
16015 (b<code> and following unnamed pattern): Rename to *branch and
16016 *branch_reversed. Change macroization to match_operator.
16017 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
16019 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
16020 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
16021 Change last argument to machine_mode.
16022 (xtensa_expand_scc): Add machine_mode argument.
16023 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
16024 (gen_conditional_move, xtensa_expand_conditional_branch,
16025 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
16026 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
16027 Adjust operand numbers.
16028 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
16030 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
16031 (cmpsi, cmpsf, b<code>, s<code>): Delete.
16032 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
16034 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16036 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16037 causes spurious differences between trunk and cond-optab branch.
16039 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16042 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
16044 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16046 * tree.c (iterative_hash_pointer): Delete.
16047 (iterative_hash_expr): Short-circuit handling of NULL pointer.
16048 Hash UIDs and versions of SSA names. Don't special-case built-in
16049 function declarations.
16051 2009-05-11 Ian Lance Taylor <iant@google.com>
16054 * graphite.c: Force -Wc++-compat to only be a warning before
16055 #including "cloog/cloog.h".
16057 2009-05-11 Martin Jambor <mjambor@suse.cz>
16059 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
16061 2009-05-11 Jan Hubicka <jh@suse.cz>
16063 * tree-ssa-loop-ivcanon.c: Include target.h
16064 (struct loop_size): new structure.
16065 (constant_after_peeling): New predicate.
16066 (tree_estimate_loop_size): New function.
16067 (estimated_unrolled_size): Rewrite for new estimates.
16068 (try_unroll_loop_completely): Use new estimates.
16069 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
16071 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16073 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
16074 libcpp interface change.
16075 (spu_macro_to_expand): Likewise.
16077 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
16079 PR tree-optimization/40026
16080 * gimplify.c (gimplify_init_constructor): Change initial conditional
16081 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
16082 optimize_compound_literals_in_ctor.
16084 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
16086 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
16088 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
16090 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
16092 * tree-vect-data-refs.c (vect_analyze_group_access): Use
16093 HOST_WIDE_INT for gap.
16095 2009-05-11 Ira Rosen <irar@il.ibm.com>
16097 PR tree-optimization/40074
16098 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
16099 account in group size and step comparison.
16101 2009-05-11 Richard Guenther <rguenther@suse.de>
16103 * passes.c (init_optimization_passes): Strip now incorrect comment.
16104 (execute_function_todo): Do not set PROP_alias.
16105 * tree-pass.h (PROP_alias): Remove.
16106 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
16107 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
16108 * tree-nrv.c (pass_return_slot): Likewise.
16109 * tree-object-size.c (pass_object_sizes): Likewise.
16110 * tree-ssa-dom.c (pass_dominator): Likewise.
16111 (pass_phi_only_cprop): Likewise.
16112 * tree-ssa-dse.c (pass_dse): Likewise.
16113 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
16114 (pass_cselim): Likewise.
16115 * tree-ssa-pre.c (pass_pre): Likewise.
16116 (pass_fre): Likewise.
16117 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
16118 * tree-ssa-sink.c (pass_sink_code): Likewise.
16119 * tree-stdarg.c (pass_stdarg): Likewise.
16120 * tree-tailcall.c (pass_tail_calls): Likewise.
16121 * tree-vrp.c (pass_vrp): Likewise.
16123 2009-05-10 Ian Lance Taylor <iant@google.com>
16125 * basic-block.h (enum profile_status): Break out of struct
16126 control_flow_graph.
16127 * cgraph.h (struct inline_summary): Break out of struct
16129 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
16130 of struct cgraph_order_sort.
16131 * combine.c (enum undo_kind): New enum, broken out of struct undo.
16132 * cse.c (struct branch_path): Break out of struct
16133 cse_basic_block_data.
16134 * except.h (enum eh_region_type): Break out of struct eh_region.
16135 * gcc.c (enum add_del): Break out of struct modify_target.
16136 * genrecog.c (enum decision_type): Break out of struct decision_test.
16137 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
16139 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
16140 * regmove.c (enum match_use): New enum, broken out of struct match.
16141 * sched-int.h (enum post_call_group): New enum, broken out of
16143 (struct deps_reg): Break out of struct deps.
16144 * target.h (struct asm_int_op): Break out of struct gcc_target.
16145 * tree-eh.c (struct goto_queue_node): Break out of struct
16147 * tree-inline.h (enum copy_body_cge_which): Break out of
16149 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
16151 * c-decl.c (in_struct, struct_types): New static variables.
16152 (pushtag): Add loc parameter. Change all callers.
16153 (lookup_tag): Add ploc parameter. Change all callers.
16154 (check_compound_literal_type): New function.
16155 (parser_xref_tag): Add loc parameter. Change all callers. If
16156 -Wc++-compat, warn about struct/union/enum types defined within a
16158 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
16159 and loc parameters. Change all callers. Change error calls to
16160 error_at, using loc. For a redefinition, if the location of the
16161 original definition is known, report it. Set in_struct and
16162 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
16163 (finish_struct): Add new parameters enclosing_in_struct and
16164 enclosing_struct_types. Change all callers. Set
16165 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
16166 in the struct. If in a struct, add this struct to struct_types.
16167 (start_enum): Add loc parameter. Change all callers. Use
16168 error_at for errors, using loc. For a redefinition, if the
16169 location of the original definition is known, report it. If in a
16170 struct, add this enum type to struct_types. If -Wc++-compat warn
16171 if in sizeof, typeof, or alignof.
16172 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
16173 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
16174 (c_parser_enum_specifier): Get enum location for start_enum.
16175 (c_parser_struct_or_union_specifier): Get struct location for
16176 start_struct. Save in_struct and struct_types status between
16177 start_struct and finish_struct.
16178 (c_parser_cast_expression): Get location of cast.
16179 (c_parser_alignof_expression): Get location of type.
16180 (c_parser_postfix_expression): Likewise.
16181 (c_parser_postfix_expression_after_paren_type): Add type_loc
16182 parameter. Change all callers. Call check_compound_literal_type.
16183 Use type_loc for error about variable size type.
16184 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
16185 of an enum constant from an enum type defined in a struct or union.
16186 (c_cast_expr): Add loc parameter. Change all callers. If
16187 -Wc++-compat, warn about defining a type in a cast.
16188 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
16189 (start_enum, start_struct, finish_struct): Update declarations.
16190 (parser_xref_tag, c_cast_expr): Update declarations.
16191 (check_compound_literal_type): Declare.
16193 2009-05-11 Ben Elliston <bje@au.ibm.com>
16195 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
16196 for recent libcpp interface change.
16197 (rs6000_macro_to_expand): Likewise.
16199 2009-05-10 Michael Matz <matz@suse.de>
16202 * config/arm/arm.c (require_pic_register): Emit on entry edge,
16203 not at entry of function.
16205 2009-05-10 Richard Guenther <rguenther@suse.de>
16207 PR tree-optimization/40081
16209 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16210 using the main variant of the element type. Do not fiddle with
16211 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16213 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
16214 structs with volatile fields.
16216 2009-05-10 Jan Hubicka <jh@suse.cz>
16218 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
16219 (estimate_move_cost): Assert that it does not get called for
16221 (estimate_num_insns): Skip VOID types in argument handling.
16222 (optimize_inline_calls): Delete unreachable blocks and verify that
16223 callgraph is valid.
16225 2009-05-10 Jan Hubicka <jh@suse.cz>
16227 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
16228 * cgraph.c (cgraph_mark_address_taken_node): New function.
16229 (dump_cgraph_node): Dump new flag.
16230 * cgraph.h (struct cgraph_node): Add address_taken.
16231 (cgraph_mark_address_taken_node): New function.
16232 * ipa.c (cgraph_postorder): Prioritize functions with address taken
16233 since new direct calls can be born.
16235 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16237 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
16238 tok->val.node.node.
16240 2009-05-10 Jan Hubicka <jh@suse.cz>
16242 PR middle-end/40084
16243 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
16245 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
16246 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
16247 * tree-inline.c (copy_bb): Set frequency correctly.
16248 (fold_marked_statements): Update call to
16249 cgraph_update_edges_for_call_stmt.
16251 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16253 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
16254 identifiers in diagnostics.
16255 * config/arm/arm.c (arm_handle_fndecl_attribute,
16256 arm_handle_isr_attribute): Likewise.
16257 * config/avr/avr.c (avr_handle_progmem_attribute,
16258 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
16259 * config/bfin/bfin.c (handle_int_attribute,
16260 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
16261 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
16262 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
16264 * config/darwin.c (darwin_handle_kext_attribute,
16265 darwin_handle_weak_import_attribute): Likewise.
16266 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
16267 h8300_handle_eightbit_data_attribute,
16268 h8300_handle_tiny_data_attribute): Likewise.
16269 * config/i386/i386.c (ix86_handle_cconv_attribute,
16270 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
16271 * config/i386/winnt.c (ix86_handle_shared_attribute,
16272 ix86_handle_selectany_attribute): Likewise.
16273 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
16274 * config/m32c/m32c.c (function_vector_handler): Likewise.
16275 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
16276 m68hc11_handle_fntype_attribute): Likewise.
16277 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
16278 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
16279 * config/mips/mips.c (mips_insert_attributes,
16280 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
16281 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
16282 rs6000_handle_struct_attribute): Likewise.
16283 * config/sh/sh.c (sh_insert_attributes,
16284 sh_handle_resbank_handler_attribute,
16285 sh_handle_interrupt_handler_attribute,
16286 sh2a_handle_function_vector_handler_attribute,
16287 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
16289 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
16290 * config/spu/spu.c (spu_handle_fndecl_attribute,
16291 spu_handle_vector_attribute): Likewise.
16292 * config/stormy16/stormy16.c
16293 (xstormy16_handle_interrupt_attribute): Likewise.
16294 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
16295 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
16297 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16299 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
16300 (pp_translate_identifiers): New.
16301 (pp_identifier): Only conditionally translate identifier to locale
16303 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
16304 (pp_base_tree_identifier): Only conditionally translate identifier
16305 to locale character set.
16306 * c-pretty-print.c (M_): Define.
16307 (pp_c_type_specifier, pp_c_primary_expression): Mark English
16308 fragments for conditional translation with M_.
16309 * tree-pretty-print.c (maybe_init_pretty_print): Disable
16310 identifier translation.
16312 2009-05-10 Richard Guenther <rguenther@suse.de>
16314 PR tree-optimization/40081
16315 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16316 using the main variant of the element type. Do not fiddle with
16317 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16319 2009-05-09 Jan Hubicka <jh@suse.cz>
16321 PR middle-end/40080
16322 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
16323 indirect calls; verify cgraph afterwards.
16325 2009-05-09 Jan Hubicka <jh@suse.cz>
16328 * ipa.c (update_inlined_to_pointer): New function.
16329 (cgraph_remove_unreachable_nodes): Use it.
16331 2009-05-09 Jan Hubicka <jh@suse.cz>
16333 * tree-eh.c (struct leh_state): Remove prev_try.
16334 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
16335 not track prev_try.
16336 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
16337 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
16338 remove_eh_handler_and_replace, foreach_reachable_handler,
16339 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
16340 * except.h (struct eh_region): Remove eh_region_u_cleanup.
16341 (gen_eh_region_cleanup): Update prototype.
16343 2009-05-09 Jan Hubicka <jh@suse.cz>
16345 PR middle-end/40043
16346 * except.c (copy_eh_region): Always set prev_try.
16347 (redirect_eh_edge_to_label): Find outer try.
16348 (foreach_reachable_handler): When looking for prev try
16349 handle case where previous try is not going to be taken.
16351 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16353 PR tree-optimization/40049
16354 * tree-vect-stmts.c (vectorizable_operation): If the machine has
16355 only vector/vector shifts, convert the type of the constant to the
16356 appropriate type to avoid building incorrect trees, which
16357 eventually have problems with garbage collection.
16359 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16361 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
16362 -1 for complex floating-point types if honoring signed zeros.
16364 2009-05-08 Jan Hubicka <jh@suse.cz>
16366 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
16367 argument; handle correctly when profile is absent.
16368 (build_cgraph_edges): Update.
16369 (rebuild_cgraph_edges): Update.
16370 * cgraph.c: Do not include varray.h.
16371 (cgraph_set_call_stmt_including_clones): New function.
16372 (cgraph_create_edge_including_clones): Likewise
16373 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
16374 (cgraph_update_edges_for_call_stmt): Handle clones.
16375 (cgraph_remove_node): Handle clone tree.
16376 (cgraph_remove_node_and_inline_clones): New function.
16377 (dump_cgraph_node): Dump clone tree.
16378 (cgraph_clone_node): Handle clone tree.
16379 (clone_function_name): Bring here from tree-inline.c.
16380 (cgraph_create_virtual_clone): New function.
16381 * cgraph.h (ipa_replace_map): Move here from ipa.h.
16382 (cgraph_clone_info): New function.
16383 (strut cgraph_node): Add clone_info and new clone tree pointers.
16384 (cgraph_remove_node_and_inline_clones,
16385 cgraph_set_call_stmt_including_clones,
16386 cgraph_create_edge_including_clones,
16387 cgraph_create_virtual_clone): Declare.
16388 (cgraph_function_versioning): Use VEC argument.
16389 (compute_call_stmt_bb_frequency): Update prototype.
16390 (cgraph_materialize_all_clones): New function.
16391 * ipa-cp.c (ipcp_update_cloned_node): Remove.
16392 (ipcp_create_replace_map): Update to VECtors.
16393 (ipcp_update_callgraph): Use virtual clones.
16394 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
16395 (ipcp_update_profiling): Do not update local profiling.
16396 (ipcp_insert_stage): Use VECtors and virtual clones.
16397 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
16398 (clone_of_p): New function.
16399 (cgraph_preserve_function_body_p): Use clone tree.
16400 (cgraph_optimize): Materialize clones.
16401 (cgraph_function_versioning): Update for VECtors.
16402 (save_inline_function_body): Use clone tree.
16403 (cgraph_materialize_clone): New function.
16404 (cgraph_materialize_all_clones): Likewise.
16405 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
16406 * ipa.c: Include gimple.h.
16407 (cgraph_remove_unreachable_nodes): Use clone tree.
16408 * ipa-prop.c (ipa_note_param_call): Update call to
16409 compute_call_stmt_bb_frequencycall.
16410 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
16411 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
16412 (copy_bb): Handle updating of clone tree; add new edge when new call
16414 (expand_call_inline): Be strict about every call having edge.
16415 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
16416 (delete_unreachable_blocks_update_callgraph): New function.
16417 (tree_function_versioning): Use VECtors; always remove unreachable
16418 blocks and fold conditionals.
16419 * tree-inline.h: Do not include varray.h.
16420 (tree_function_versioning): Remove.
16421 * Makefile.in (GTFILES): Remove tree-inline.c
16422 * passes.c (do_per_function): Do only functions having body.
16423 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
16426 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
16427 Andrew Morrow <acm@google.com>
16430 * c-common.c (c_common_attribute_table): Permit deprecated
16431 attribute to take an optional argument.
16432 (handle_deprecated_attribute): If the optional argument to
16433 __attribute__((deprecated)) is not a string ignore the attribute
16434 and emit a warning.
16436 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
16437 * c-typeck.c (build_component_ref): Likewise.
16438 (build_external_ref): Likewise.
16440 * toplev.c (warn_deprecated_use): Add an attribute argument.
16441 Emit the message associated with __attribute__((deprecated)).
16443 * toplev.h (warn_deprecated_use): Updated.
16445 * doc/extend.texi: Document new optional parameter to
16446 __attribute__((deprecated))
16448 2009-05-08 Michael Eager <eager@eagercon.com>
16450 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
16451 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
16453 2009-05-08 Richard Guenther <rguenther@suse.de>
16455 PR tree-optimization/40062
16456 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
16457 Avoid exponential behavior.
16459 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16461 PR rtl-optimization/33928
16463 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
16464 process_uses, build_single_def_use_links): New.
16465 (update_df): Update use_def_ref.
16466 (forward_propagate_into): Use get_def_for_use instead of use-def
16468 (fwprop_init): Call build_single_def_use_links and let it initialize
16470 (fwprop_done): Free use_def_ref.
16471 (fwprop_addr): Eliminate duplicate call to df_set_flags.
16472 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
16473 df_rd_simulate_one_insn): New.
16474 (df_rd_bb_local_compute_process_def): Update head comment.
16475 (df_chain_create_bb): Use the new RD simulation functions.
16476 * df.h (df_rd_simulate_artificial_defs_at_top,
16477 df_rd_simulate_one_insn): New.
16478 * opts.c (decode_options): Enable fwprop at -O1.
16479 * doc/invoke.texi (-fforward-propagate): Document this.
16481 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16484 * c-typeck.c (build_binary_op): Handle arithmetic between one real
16485 and one complex operand specially.
16486 * tree-complex.c (some_nonzerop): Do not identify a real value as
16487 zero if flag_signed_zeros.
16489 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16491 PR rtl-optimization/33928
16492 * loop-invariant.c (record_use): Fix && vs. || mishap.
16494 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16496 PR rtl-optimization/33928
16497 * loop-invariant.c (struct use): Add addr_use_p.
16498 (struct def): Add n_addr_uses.
16499 (struct invariant): Add cheap_address.
16500 (create_new_invariant): Set cheap_address.
16501 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16502 (record_uses): Pass df_ref to record_use.
16503 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16506 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16508 * config/sh/sh.c: Do not include c-pragma.h.
16510 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16512 * config/spu/spu.c: Remove include of c-common.h.
16514 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16517 * c-common.h (mark_valid_location_for_stdc_pragma,
16518 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16519 clear_float_const_decimal64, float_const_decimal64_p): New.
16520 * c.opt (Wunsuffixed-float-constants): New.
16521 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16522 unsuffixed float constant, handle new warning.
16523 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16524 * c-decl.c (c_scope): New flag float_const_decimal64.
16525 (set_float_const_decimal64, clear_float_const_decimal64,
16526 float_const_decimal64_p): New.
16527 (push_scope): Set new flag.
16528 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16529 to use STDC pragmas.
16530 (c_parser_external_declaration): Ditto.
16531 (c_parser_compound_statement_nostart): Ditto.
16532 * c-pragma.c (valid_location_for_stdc_pragma,
16533 mark_valid_location_for_stdc_pragma,
16534 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16535 handle_pragma_float_const_decimal64): New.
16536 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16537 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16538 set_float_const_decimal64, clear_float_const_decimal64,
16539 float_const_decimal64_p): New dummy functions.
16540 * doc/extend.texi (Decimal Float): Remove statement that the
16541 pragma, and suffix for double constants, are not supported.
16542 * doc/invoke.texi (Warning Options): List new option.
16543 (-Wunsuffixed-float-constants): New.
16545 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16547 * config/i386/i386.c: Do not include c-common.h.
16549 2009-05-07 Mark Heffernan <meheff@google.com>
16551 * doc/invoke.texi (Debugging Options): Document change of debugging
16553 * opts.c (decode_options): Make dump_base_name relative to
16554 aux_base_name directory.
16556 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16558 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16559 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16561 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16563 * Makefile.in (install-plugin): Simplify a bit.
16565 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16567 * Makefile.in (OBJS-common): Add regcprop.o.
16569 * timevar.def (TV_CPROP_REGISTERS): New.
16570 * regrename.c (regrename_optimize): Return 0.
16571 (rest_of_handle_regrename): Delete.
16572 (pass_rename_registers): Point to regrename_optimize.
16573 (struct value_data_entry, struct value_data,
16574 kill_value_one_regno, kill_value_regno, kill_value,
16575 set_value_regno, init_value_data, kill_clobbered_value,
16576 kill_set_value, kill_autoinc_value, copy_value,
16577 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16578 replace_oldest_value_reg, replace_oldest_value_addr,
16579 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16580 debug_value_data, validate_value_data): Move...
16581 * regcprop.c: ... here.
16582 (rest_of_handle_cprop): Delete.
16583 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16585 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16587 PR middle-end/40057
16588 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16589 GEN_INT for 1 << bitnum.
16590 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16591 build_int_cst_type.
16593 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16595 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16596 Remove wrong description of "nand" operation.
16598 2009-05-06 Richard Guenther <rguenther@suse.de>
16599 Adam Nemet <anemet@caviumnetworks.com>
16601 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16602 comment. Add that if LHS is not a gimple register, then RHS1 has
16603 to be a single object (GIMPLE_SINGLE_RHS).
16605 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16607 * expr.c (get_def_for_expr): Move it up in the file.
16608 (store_field): When expanding a bit-field store, look at the
16609 defining gimple stmt for the masking conversion.
16611 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16613 PR middle-end/39986
16614 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16615 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16616 32-bit memcpy into long.
16618 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16620 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16621 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16623 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16624 instead of appending DW_OP_deref*.
16626 2009-05-06 Michael Matz <matz@suse.de>
16628 PR middle-end/40021
16629 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16630 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16632 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16634 * Makefile.in (install-plugin): Fix srcdir handling.
16636 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16638 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16639 when processing for not_regs_needed bitmap.
16640 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16641 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16642 handling it for rhs.
16644 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16646 * config/i386/i386.md (unnamed inc/dec peephole): Use
16647 optimize_insn_for_size_p instead of optimize_size.
16648 * config/i386/predicates.md (incdec_operand): Likewise.
16649 (aligned_operand): Likewise.
16650 * config/i386/sse.md (divv8sf3): Likewise.
16651 (sqrtv8sf2): Likewise.
16653 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16655 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16657 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16659 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16661 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16662 ssemodesuffixf2c with avxmodesuffixf2c.
16664 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16667 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16669 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16671 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16672 (struct tree_base): Adjust spacing for 8 bit boundaries.
16673 (struct tree_decl_common): Add decl_by_reference_flag bit.
16674 (DECL_BY_REFERENCE): Adjust.
16675 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16676 print DECL_BY_REFERENCE bit.
16677 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16678 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16679 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16680 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16683 PR middle-end/39666
16684 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16685 range of the type, but default label is missing, add it with one
16686 of the existing labels instead of adding a new label for it.
16688 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16692 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16694 * Makefile.in (enable_plugin, plugin_includedir): New.
16695 (install): Depend on install-plugin.
16696 (PLUGIN_HEADERS): New.
16697 (install-plugin): New.
16698 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16700 2009-05-05 Richard Guenther <rguenther@suse.de>
16702 PR tree-optimization/40022
16703 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16705 (phivn_valid_p): Fix tuplification error, simplify.
16706 (phiprop_insert_phi): Add dumps.
16707 (propagate_with_phi): Simplify.
16709 2009-05-05 Richard Guenther <rguenther@suse.de>
16711 PR middle-end/40023
16712 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16714 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16716 * tree.h (strip_float_extensions): Remove duplicate declaration.
16717 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16718 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16719 block_ultimate_origin): Rearrange the declarations line to match the
16720 comment that indicates the .c file which the functions are defined.
16721 (dwarf2out_*, set_decl_rtl): Add comment.
16722 (get_base_address): Adjust comment.
16723 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16724 declarations line and add comment.
16725 (is_builtin_name): Add blank after function name, for clarity.
16727 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16729 * attribs.c (decl_attributes): Use %qE for identifiers in
16731 * cgraphunit.c (verify_cgraph_node): Translate function names to
16732 locale character set in diagnostics.
16733 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16735 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16736 Document that functions are named in UTF-8.
16737 * expr.c (expand_expr_real_1): Translate function names to locale
16738 character set in diagnostics.
16739 * gimplify.c (omp_notice_variable, omp_is_private,
16740 gimplify_scan_omp_clauses): Use %qE for identifiers in
16742 * langhooks.c (lhd_print_error_function): Translate function names
16743 to locale character set.
16744 * langhooks.h (decl_printable_name): Document that return value is
16745 in internal character set.
16746 * stmt.c: Include pretty-print.h
16747 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16749 (resolve_operand_name_1): Translate named operand name to locale
16751 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16753 * toplev.c (announce_function): Translate function names to locale
16755 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16756 (default_tree_printer): Use pp_identifier or translate identifiers
16757 to locale character set. Mark "<anonymous>" for translation.
16758 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16759 for identifiers in diagnostics.
16760 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16762 * varasm.c (output_constructor): Use %qE for identifiers in
16765 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16767 * configure.ac: use ` ` instead of $()
16768 * configure: Regenerate.
16770 2009-05-05 Ben Elliston <bje@au.ibm.com>
16772 * config/pa/linux-atomic.c: Eliminate conditional include of
16773 errno.h on non-LP64 systems to simplify build requirements.
16775 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16777 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16779 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16780 and pass value to identifier_to_locale.
16781 (warn_variable_length_array): Make name a tree.
16782 (grokdeclarator): Separate diagnostic texts for named and unnamed
16783 declarators. Use %qE for named declarators.
16784 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16786 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16787 identifiers in diagnostics.
16788 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16789 identifier_to_locale. Mark "anonymous" strings for translation.
16791 2009-05-04 Michael Eager <eager@eagercon.com>
16793 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16794 address for DImode/DFmode only if double-precision FP regs.
16796 2009-05-04 Michael Eager <eager@eagercon.com>
16798 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16799 TARGET_SINGLE_FLOAT check.
16801 2009-05-04 Michael Eager <eager@eagercon.com>
16803 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16805 2009-05-04 Michael Eager <eager@eagercon.com>
16807 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16808 * config/rs6000/t-xilinx: New
16810 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16812 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16813 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16814 * gcc/explow.c (memory_address): Use target hook.
16815 * gcc/targhooks.c (default_legitimize_address): New.
16816 * gcc/targhooks.h (default_legitimize_address): New.
16817 * gcc/target.h (legitimize_address): New.
16818 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16819 (TARGET_INITIALIZER): Include it.
16820 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16822 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16823 * config/bfin/bfin.c (legitimize_address): Remove.
16824 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16825 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16827 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16828 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16830 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16831 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16832 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16833 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16834 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16835 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16836 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16837 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16838 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16839 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16840 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16841 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16842 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16843 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16844 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16845 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16846 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16847 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16848 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16849 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16850 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16851 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16852 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16854 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16855 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16856 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16857 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16858 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16859 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16860 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16861 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16862 (thumb_legitimize_address): Delete.
16863 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16864 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16865 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16866 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16867 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16868 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16870 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16873 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16874 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16875 * config/m32r/m32r.c (m32r_legitimize_address): New.
16876 * config/m68k/m68k.c (m68k_legitimize_address): New.
16877 * config/score/score.c (score_legitimize_address): Standardize.
16878 * config/score/score3.c (score3_legitimize_address): Standardize.
16879 * config/score/score3.h (score3_legitimize_address): Adjust.
16880 * config/score/score7.c (score7_legitimize_address): Standardize.
16881 * config/score/score7.h (score7_legitimize_address): Adjust.
16882 * config/sh/sh.c (sh_legitimize_address): New.
16883 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16885 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16886 (s390_legitimize_address): ... this.
16887 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16888 (sparc_legitimize_address): ... this.
16889 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16890 (ix86_legitimize_address): ... this.
16891 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16892 (avr_legitimize_address): ... this.
16893 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16894 (mn10300_legitimize_address): ... this.
16895 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16896 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16897 (alpha_expand_mov): Adjust call.
16899 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16900 * config/spu/spu.c (spu_legitimize_address): Likewise.
16901 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16902 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16904 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16906 * intl.c (locale_encoding, locale_utf8): New.
16907 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16908 * intl.h (locale_encoding, locale_utf8): Declare.
16909 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16910 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16912 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16914 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16915 (pp_base_tree_identifier): Declare as function.
16916 (identifier_to_locale): Declare.
16917 * Makefile.in (pretty-print.o): Update dependencies.
16918 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16920 2009-05-04 Richard Guenther <rguenther@suse.de>
16922 PR middle-end/40015
16923 * builtins.c (fold_builtin_memory_op): Do not decay to element
16924 type if the size matches the whole array.
16926 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16928 * expmed.c (synth_mult): When trying out a shift, pass the result
16931 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16933 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16934 (shiftsub1_cost): New.
16935 (init_expmed): Compute shiftsub1_cost.
16936 (synth_mult): Optimize multiplications by constants of the form
16937 -(2^^m-1) for some constant positive integer m.
16939 2009-05-03 Richard Guenther <rguenther@suse.de>
16942 * c-typeck.c (array_to_pointer_conversion): Do not built
16943 ADDR_EXPRs of arrays of pointer-to-element type.
16944 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16945 up wrong ADDR_EXPRs after-the-fact.
16946 * c-common.c (strict_aliasing_warning): Strip pointer
16947 conversions for obtaining the original type.
16948 * builtins.c (fold_builtin_memset): Handle array types.
16949 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16952 2009-05-03 Richard Guenther <rguenther@suse.de>
16954 PR middle-end/23329
16955 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16956 Do not lose casts from array types with unknown extent to array
16957 types with known extent.
16958 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16959 alias set compatibility.
16961 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16963 * flags.h (extra_warnings): Delete.
16964 * toplev.c (process_options): Handle Wuninitialized here.
16965 * opts.c (extra_warnings): Delete.
16966 (set_Wextra): Delete.
16967 (common_handle_option): -Wextra can be handled automatically.
16968 * c-opts.c (c_common_handle_option): Delete obsolete code.
16969 (c_common_post_options): Simplify comment.
16970 * common.opt (W): Add Var.
16972 (Wuninitialized): Initialize to -1.
16974 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16975 Richard Guenther <rguenther@suse.de>
16977 * expr.c (get_def_for_expr): New function.
16978 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16979 SSA rather than trees.
16980 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16981 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16983 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16985 * c-common.c (reswords): Add _Imaginary.
16986 * c-common.c (enum rid): Add RID_IMAGINARY.
16988 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16990 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16991 Patch by Richard Guenther.
16993 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16995 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16996 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16997 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16998 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16999 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
17000 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
17001 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
17002 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
17003 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
17004 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
17005 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
17006 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
17007 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
17008 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
17009 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
17010 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
17011 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
17012 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
17014 2009-05-02 Richard Guenther <rguenther@suse.de>
17016 PR tree-optimization/39940
17017 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
17020 2009-05-02 Richard Guenther <rguenther@suse.de>
17022 PR middle-end/40001
17023 * tree-ssa.c (execute_update_addresses_taken): Properly check
17024 if we can mark a variable DECL_GIMPLE_REG_P.
17025 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
17026 back to the end of the function.
17027 (is_gimple_reg_type): Remove complex type special casing.
17028 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
17031 2009-05-02 Ben Elliston <bje@au.ibm.com>
17033 * doc/collect2.texi (Collect2): Document search path behaviour
17034 when configured with --with-ld.
17036 2009-05-02 Jan Hubicka <jh@suse.cz>
17038 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
17039 parameter; update callers.
17040 (coalesce_cost_edge): EH edges are costier because they needs
17041 splitting even if not critical and even more costier when there are
17042 multiple EH predecestors.
17044 2009-05-02 Jan Hubicka <jh@suse.cz>
17046 * except.c (remove_eh_handler_and_replace): Handle updating after
17047 removing TRY blocks.
17049 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
17051 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
17053 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
17055 * varasm.c: Do not include c-pragma.h.
17056 * attribs.c: Do not incude c-common.h.
17058 2009-05-01 Michael Matz <matz@suse.de>
17060 * calls.c (initialize_argument_information): Handle SSA names like
17061 decls with a non MEM_P DECL_RTL.
17063 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17065 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
17066 * ipa-utils.c: Likewise.
17067 * ipa-type-escape.c: Likewise.
17068 * cgraphunit.c Do not include c-common.h.
17069 * ipa-pure-const.c: Likewise.
17070 * tree-if-conv.c: Likewise.
17071 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
17072 * ipa-struct-reorg.c: Likewise.
17073 * tree-nomudflap.c: Likewise.
17074 * tree-ssa-structalias.c: Likewise.
17076 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17078 * store-motion.c: Many cleanups to make this pass a first-class
17079 citizen instead of an appendix to gcse load motion. Add TODO list
17080 to make this pass faster/cleaner/better.
17082 (struct ls_expr): Post gcse.c-split cleanups.
17083 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
17084 "stores" field to "avail_stores".
17085 (pre_ldst_mems): Rename to store_motion_mems.
17086 (pre_ldst_table): Rename to store_motion_mems_table.
17087 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
17088 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
17089 (ldst_entry): Rename to st_expr_entry, update users.
17090 (free_ldst_entry): Rename to free_st_expr_entry, update users.
17091 (free_ldst_mems): Rename to free_store_motion_mems, update users.
17092 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
17094 (first_ls_expr): Rename to first_st_expr, update users.
17095 (next_ls_expr): Rename to next_st_expr, update users.
17096 (print_ldst_list): Rename to print_store_motion_mems. Print names of
17097 fields properly for store motion instead of names inherited from load
17099 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
17100 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
17103 (ae_kill): Rename to st_kill, update users.
17104 (ae_gen): Rename to st_avloc, update users.
17105 (transp): Rename to st_transp, update users.
17106 (pre_insert_map): Rename to st_insert_map, update users.
17107 (pre_delete_map): Rename to st_delete_map, update users.
17108 (insert_store, build_store_vectors, free_store_memory,
17109 one_store_motion_pass): Update for abovementioned changes.
17111 (gcse_subst_count, gcse_create_count): Remove.
17112 (one_store_motion_pass): New statistics counters "n_stores_deleted"
17113 and "n_stores_created", local variables.
17115 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
17118 (regvec, compute_store_table_current_insn): Remove.
17119 (reg_set_info, reg_clear_last_set): Remove.
17120 (compute_store_table): Use DF caches instead of local dataflow
17123 2009-05-01 Joseph Myers <joseph@codesourcery.com>
17125 * c-objc-common.c (c_tree_printer): Print identifiers with
17126 pp_identifier, not pp_string. Mark "({anonymous})" for
17128 * c-pretty-print.c (pp_c_ws_string): New.
17129 (pp_c_cv_qualifier, pp_c_type_specifier,
17130 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
17131 pp_c_storage_class_specifier, pp_c_function_specifier,
17132 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
17133 pp_c_primary_expression, pp_c_postfix_expression,
17134 pp_c_unary_expression, pp_c_shift_expression,
17135 pp_c_relational_expression, pp_c_equality_expression,
17136 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
17137 use pp_string and pp_c_ws_string in place of pp_identifier and
17138 pp_c_identifier for non-identifiers. Mark English strings for
17140 * c-pretty-print.h (pp_c_ws_string): Declare.
17142 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
17143 Roland McGrath <roland@redhat.com>
17145 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
17146 (ENABLE_LD_BUILDID): New configuration option.
17147 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
17148 (LINK_BUILDID_SPEC): New macro.
17149 (init_spec): If defined, prepend it between LINK_EH_SPEC and
17151 * doc/install.texi: Document --enable-linker-build-id option.
17152 * configure: Rebuild.
17153 * config.in: Rebuild.
17155 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
17157 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
17158 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
17159 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
17160 MIPS_GP_SAVE_AREA_SIZE.
17161 * config/mips/mips.c (struct mips_frame_info): Update comment
17162 before arg_pointer_offset and hard_frame_pointer_offset.
17163 (mips_compute_frame_info): Update diagram before function: to
17164 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
17165 indicate the position of frame_pointer_rtx with -fstack-protector and
17166 to show args_size. Don't allocate cprestore area for leaf functions
17167 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
17169 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
17171 2009-04-30 Michael Matz <matz@suse.de>
17173 PR tree-optimization/39955
17174 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
17176 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
17178 * ira.c (setup_cover_and_important_classes): Use safe macro
17179 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
17181 * genpreds.c (write_tm_preds_h): Output suitable definition of
17182 REG_CLASS_FOR_CONSTRAINT.
17184 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17186 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
17188 * bitmap.c (bitmap_descriptor): Likewise.
17189 * ggc-common.c (loc_descriptor): Likewise.
17190 * varray.c (varray_descriptor): Likewise.
17191 * vec.c (vec_descriptor): Likewise.
17193 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
17195 * Makefile.in (dce.o): Add $(EXCEPT_H).
17196 * dce.c: Include except.h and delete redundant vector definitions.
17197 (deletable_insn_p): Return false for non-call insns that can throw
17200 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
17202 * gcse.c (ae_gen): Remove.
17203 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
17204 and make non-static function to make it available in store-motion.c.
17205 Update call sites with search-and-replace.
17206 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
17207 extract_mentioned_regs, extract_mentioned_regs_helper,
17208 find_moveable_store, compute_store_table, load_kills_store, find_loads,
17209 store_killed_in_insn, store_killed_after, store_killed_before,
17210 build_store_vectors, insert_insn_start_basic_block, insert-store,
17211 remove_reachable_equiv_notes, replace_store_insn, delete_store,
17212 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
17213 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
17214 * store-motion.c: ...new file. Also copy data structures from gcse.c
17215 and clean up to remove parts not used by store motion.
17216 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
17217 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
17219 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17222 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
17223 when optimizing for size.
17225 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
17227 * gcse.c (gcse_constant_p): Fix typo in last change.
17229 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17231 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
17233 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
17235 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
17237 2009-04-29 James E. Wilson <wilson@codesourcery.com>
17239 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
17240 CONST_HIGH_PART result.
17242 2009-04-29 Anatoly Sokolov <aesok@post.ru>
17244 * config/avr/avr.c (initial_elimination_offset): Rename to
17245 avr_initial_elimination_offset.
17246 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
17247 change return type to bool.
17248 (avr_can_eliminate): New function.
17249 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
17250 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
17251 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
17252 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
17253 avr_initial_elimination_offset.
17254 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
17255 (avr_initial_elimination_offset): Define.
17257 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
17258 Steven Bosscher <steven@gcc.gnu.org>
17260 PR rtl-optimization/39938
17261 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
17262 * cfgrtl.c: Include insn-attr.h.
17263 (rest_of_pass_free_cfg): New function.
17264 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
17265 * resource.c (init_resource_info): Remove call to df_analyze.
17267 2009-04-29 Richard Guenther <rguenther@suse.de>
17270 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
17271 allow conversion to signed integers.
17273 2009-04-29 Richard Guenther <rguenther@suse.de>
17275 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
17276 shifts of floating point vectors if the shift amount is
17277 a constant multiple of the element size.
17279 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
17280 Michael Matz <matz@suse.de>
17282 PR middle-end/39927
17284 * tree-outof-ssa.c (emit_partition_copy): New function.
17285 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
17286 insert_part_to_rtx_on_edge): Perform the partition base var
17287 copy using emit_partition_copy.
17288 (insert_value_copy_on_edge): Convert constants to the right mode.
17289 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
17290 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
17292 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17294 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
17295 scan backwards to try to find a constant to initialize it.
17297 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
17298 insn before the loop_end instruction, don't look past labels.
17300 2009-04-29 Richard Guenther <rguenther@suse.de>
17302 PR middle-end/39937
17303 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
17304 loose type conversions.
17305 (forward_propagate_addr_expr): Fix tuplification bug. Remove
17306 stmts only if there are no uses of its definition.
17308 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17310 * config/bfin/bfin.h (splitting_loops): Declare.
17311 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
17312 Reorder bit definitions to be ascending.
17313 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
17314 * config/bfin/bfin.c (splitting_loops): New variable.
17315 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
17316 (struct loop_info): Remove members INIT and LOOP_INIT.
17317 (bfin_optimize_loop): Don't set them. Reorder the code that generates
17318 the LSETUP sequence. Allow LC to be loaded from any register, but
17319 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
17320 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
17322 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
17323 of reload_completed.
17326 * config/bfin/bfin.md (movsi_insn): Refine constraints.
17328 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
17330 * Makefile.in (PLUGIN_VERSION_H): New.
17331 (OBJS-common): Remove plugin-version.o.
17332 (plugin.o): Depend on (PLUGIN_VERSION_H).
17333 (plugin-version.o): Remove.
17334 * configure: Regenerate
17335 * configure.ac: Create plugin-version.h.
17336 * gcc-plugin.h (plugin_gcc_version): Remove.
17337 (plugin_default_version_check): Change signature.
17338 * plugin-version.c: Remove.
17339 * plugin.c: Include plugin-version.h.
17340 (str_plugin_gcc_version_name): Remove.
17341 (try_init_one_plugin): Pass gcc version to plugin_init.
17342 (plugin_default_version_check): Both gcc and plugin versions are now
17345 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17347 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
17348 problematic last insns. Test for TYPE_CALL rather than CALL_P.
17349 Remove special case testing for last insn of inner loops. Don't fail
17350 if the loop ends with a jump, emit an extra nop instead.
17352 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
17353 DREGS rather than comparing directly. Remove code that tries to
17354 account for latencies.
17356 2009-04-29 Richard Guenther <rguenther@suse.de>
17358 PR tree-optimization/39941
17359 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
17360 eliminating an indirect call.
17362 2009-04-29 Richard Guenther <rguenther@suse.de>
17364 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
17365 parameter. Allow invariants as base if !require_lvalue.
17366 (verify_gimple_assign_single): Adjust.
17368 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17370 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
17371 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
17372 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
17373 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
17374 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
17376 * config/bfin/bfin.c (bfin_expand_builtin,
17377 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
17379 2009-04-28 Richard Guenther <rguenther@suse.de>
17381 * tree-vect-loop.c (get_initial_def_for_induction): Use
17382 correct types for pointer increment.
17384 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17386 * toplev.c (print_version): Update GMP version string calculation.
17388 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
17390 PR rtl-optimization/39938
17391 * resource.c (init_resource_info): Add call to df_analyze.
17393 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17395 * config/alpha/alpha.md (usegp): Cast the result of
17396 alpha_find_lo_sum_using_gp to enum attr_usegp.
17397 * config/alpha/alpha.c (override_options): Remove end-of-structure
17398 marker element from cpu_table. Use array size of cpu_table to handle
17399 -mcpu and -mtune options.
17400 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
17402 2009-04-28 Joseph Myers <joseph@codesourcery.com>
17404 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
17405 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
17406 tune_32 and tune_64.
17407 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17408 support on PowerPC.
17409 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
17410 * config/rs6000/option-defaults.h: ... here. New file.
17411 (OPT_64, OPT_32): Define.
17412 (MASK_64BIT): Define to 0 if not already defined.
17413 (OPT_ARCH64, OPT_ARCH32): Define.
17414 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
17417 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17419 * config/arm/arm.c (arm_override_options): Emit error on using
17422 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17424 PR rtl-optimization/39914
17425 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17426 registers for allocnos created from user-defined variables only
17427 when not optimizing.
17429 2009-04-28 Richard Guenther <rguenther@suse.de>
17431 PR middle-end/39937
17432 * fold-const.c (fold_binary): Use distribute_real_division only
17435 2009-04-28 Steve Ellcey <sje@cup.hp.com>
17437 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
17438 add hpux-stdint.h to tm_file.
17439 (hppa[12]*-*-hpux11*): Ditto.
17440 (ia64*-*-hpux*): Ditto.
17441 * config/hpux-stdint.h: New.
17442 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
17443 __STDC_EXT__ for all compiles.
17444 * config/pa/pa-hpux.h: Ditto.
17445 * config/pa/pa-hpux10.h: Ditto.
17446 * config/pa/pa-hpux11.h: Ditto.
17448 2009-04-28 Catherine Moore <clm@codesourcery.com>
17450 * debug.h (set_name): Add comment.
17452 2009-04-28 Andrew Pinski <pinskia@gmail.com>
17455 * config/darwin.c (machopic_gen_offset): Check
17456 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
17457 * config/arm/arm.c (require_pic_register): Likewise.
17459 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
17461 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
17462 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
17463 m32c_promote_prototypes): Delete.
17465 2009-04-28 Michael Matz <matz@suse.de>
17467 PR middle-end/39922
17468 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
17471 2009-04-28 Richard Guenther <rguenther@suse.de>
17473 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
17475 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17477 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
17478 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
17479 * config/arm/arm-tune.md: Regenerate.
17481 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
17483 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
17484 block if there are complex incoming edges.
17485 (sel_merge_blocks): Remove useless assert.
17486 (sel_redirect_edge_and_branch): Check that edge was redirected.
17487 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
17488 (sel_find_rgns): Delete declaration.
17489 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17490 the region when it is not a preheader.
17492 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17495 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17497 2009-04-28 Richard Guenther <rguenther@suse.de>
17499 * tree.h (SSA_NAME_VALUE): Remove.
17500 (struct tree_ssa_name): Remove value_handle member.
17501 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17502 array for jump threading.
17503 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17505 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17506 * tree-flow.h (threadedge_initialize_values): Declare.
17507 (threadedge_finalize_values): Likewise.
17508 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17509 (SSA_NAME_VALUE): Define.
17510 (threadedge_initialize_values): New function.
17511 (threadedge_finalize_values): Likewise.
17512 * tree-ssa-dom.c (ssa_name_values): New global variable.
17513 (SSA_NAME_VALUE): Define.
17514 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17516 2009-04-28 Ira Rosen <irar@il.ibm.com>
17518 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17519 Use REPORT_VECTORIZED_LOCATIONS instead
17520 REPORT_VECTORIZED_LOOPS.
17521 * tree-vectorizer.c (vect_verbosity_level): Make static.
17522 (vect_loop_location): Rename to vect_location.
17523 (vect_set_verbosity_level): Update comment.
17524 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17526 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17527 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17528 instead REPORT_UNVECTORIZED_LOOPS.
17529 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17530 and vect_loop_def to vect_external_def and vect_internal_def.
17531 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17532 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17533 REPORT_UNVECTORIZED_LOCATIONS.
17534 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17535 and vect_used_in_loop and to vect_unused_in_scope and
17536 vect_used_in_scope.
17537 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17538 (vect_verbosity_level): Remove declaration.
17539 (vect_analyze_operations): Likewise.
17540 (vect_analyze_stmt): Declare.
17541 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17542 REPORT_UNVECTORIZED_LOCATIONS.
17543 (vect_get_loop_niters): Fix indentation.
17544 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17545 (vect_analyze_loop_operations): New function.
17546 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17547 vect_analyze_operations.
17548 (vect_is_simple_reduction): Use new names.
17549 (vectorizable_live_operation, vect_transform_loop): Likewise.
17550 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17551 to specify whether the data references can be a part of interleaving
17553 (vect_analyze_data_ref_dependence): Use new names.
17554 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17555 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17556 * tree-vect-patterns.c (widened_name_p): Use new names.
17557 (vect_recog_dot_prod_pattern): Likewise.
17558 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17559 (process_use, vect_mark_stmts_to_be_vectorized,
17560 vect_model_simple_cost, vect_model_store_cost,
17561 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17562 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17563 vectorizable_operation, vectorizable_type_demotion,
17564 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17565 vectorizable_condition): Likewise.
17566 (vect_analyze_operations): Split into vect_analyze_loop_operations
17568 (vect_analyze_stmt): ... new function.
17569 (new_stmt_vec_info): Use new names.
17570 (vect_is_simple_use): Use new names and fix comment.
17571 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17572 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17574 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17577 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17578 and integer modes for x87 operands. Do not ICE for unsupported size,
17579 generate error instead. Generate error for unsupported operand types.
17580 ['z']: Do not handle HImode memory operands specially. Warning
17581 for floating-point operands. Fallthru to 'Z' for unsupported operand
17582 types. Do not ICE for unsupported size, generate error instead.
17583 (output_387_binary_op): Use %Z to output operands.
17584 (output_fp_compare): Ditto.
17585 (output_387_reg_move): Ditto.
17587 2009-04-28 Ben Elliston <bje@au.ibm.com>
17592 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17594 * builtins.c (c_strlen): Do not warn here.
17595 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17596 * c-common.c (pointer_int_sum): Take an explicit location.
17597 Warn about offsets out of bounds.
17598 * c-common.h (pointer_int_sum): Adjust declaration.
17600 2009-04-27 Ian Lance Taylor <iant@google.com>
17602 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17604 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17605 * df-core.c (df_set_flags): Change return type to int. Change
17606 type of old_flags to int.
17607 (df_clear_flags): Likewise.
17608 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17609 (df_get_conditional_uses): Likewise.
17610 * df.h (df_set_flags, df_clear_flags): Update declarations.
17611 * dwarf2out.c (struct indirect_string_node): Change type of form
17612 field to enum dwarf_form.
17613 (AT_string_form): Change return type to enum dwarf_form.
17614 * fixed-value.c (fixed_compare): Add cast to enum type.
17615 * fwprop.c (update_df): Change 0 to VOIDmode.
17616 * gensupport.c: Change 0 to UNKNOWN.
17617 * gimple.h (gimple_cond_code): Add cast to enum type.
17618 * haifa-sched.c (reemit_notes): Add cast to enum type.
17619 * hooks.c (hook_int_void_no_regs): Remove function.
17620 * hooks.h (hook_int_void_no_regs): Remove declaration.
17621 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17622 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17623 * real.c (real_arithmetic): Add cast to enum type.
17624 (real_compare): Likewise.
17625 * target.h (struct gcc_target): Change return type of
17626 branch_target_register_class to enum reg_class.
17627 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17628 default_branch_target_register_class.
17629 * targhooks.c (default_branch_target_register_class): New function.
17630 * targhooks.h (default_branch_target_register_class): Declare.
17631 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17632 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17634 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17636 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17637 vect_uninitialized_def. Change 0 to ERROR_MARK.
17638 * tree-vect-stmts.c (supportable_widening_operation): Don't
17639 initialize icode1 and icode2.
17640 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17641 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17643 (cmn_err_flag_specs): Change 0 to STD_C89.
17644 (cmn_err_char_table): Likewise.
17645 * config/arm/arm.c (get_arm_condition_code): Change type of code
17646 to enum arm_cond_code.
17647 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17648 (IWMMXT_BUILTIN2): Likewise.
17649 (neon_builtin_type_bits): Don't define typedef.
17650 (neon_builtin_datum): Change type of bits field to int.
17651 (arm_expand_neon_args): Add cast to enum type.
17652 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17654 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17655 casts to enum type.
17656 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17658 * config/mips/mips.md (jal_macro): Return enum constant.
17659 (single_insn): Likewise.
17660 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17662 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17663 casts to enum type.
17664 * config/s390/s390.c (s390_tune_flags): Change type to int.
17665 (s390_arch_flags): Likewise.
17666 (s390_handle_arch_option): Change flags field of struct pta to int.
17667 * config/s390/s390.h (s390_tune_flags): Update declaration.
17668 (s390_arch_flags): Likewise.
17669 * config/sh/sh.c (prepare_move_operands): Compare
17670 tls_symbolic_operand result with enum constant.
17671 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17672 (sh_expand_prologue): Add cast to enum type.
17673 (sh_expand_epilogue): Likewise.
17674 (tls_symbolic_operand): Change return type to enum tls_model.
17675 (fpscr_set_from_mem): Add cast to enum type.
17676 (legitimize_pic_address): Compare tls_symbolic_operand result with
17678 (sh_target_reg_class): Change return type to enum reg_class.
17679 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17681 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17682 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17683 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17684 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17685 (delayed_branch, tls_call_delay): Likewise.
17686 (eligible_for_sibcall_delay): Likewise.
17687 (eligible_for_return_delay): Likewise.
17688 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17689 (spu_expand_builtin_1): Likewise.
17691 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17692 for all types of conversions.
17693 (output_init_element): Issue -Wc++-compat warning if needed when
17694 initializing a bitfield with enum type.
17695 * c-parser.c (c_parser_expression): Set original_type to
17696 original_type of right hand operand of comma operator.
17698 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17700 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17702 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17703 * doc/cpp.texi (Standard Predefined Macros)
17704 (Implementation-defined behavior): Likewise.
17705 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17706 * doc/gimple.texi (GIMPLE Exception Handling)
17707 (@code{GIMPLE_ASSIGN}): Likewise.
17708 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17709 * doc/invoke.texi (Warning Options, Optimize Options)
17710 (AVR Options, Darwin Options): Likewise.
17711 (Optimize Options): Reformulate -fwhole-program description.
17712 * doc/loop.texi (Lambda): Likewise.
17713 * doc/md.texi (Output Template, Define Constraints)
17714 (Standard Names, Insn Splitting): Likewise.
17715 * doc/options.texi (Option properties): Likewise.
17716 * doc/passes.texi (Tree-SSA passes): Likewise.
17717 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17718 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17719 (File Names and DBX): Likewise.
17720 * doc/trouble.texi (Incompatibilities): Likewise.
17722 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17724 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17725 instruction is correct.
17727 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17729 Allow non-constant arguments to conversion intrinsics.
17730 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17731 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17732 * spu.c (print_operand): Handle 'v' and 'w'.
17733 (exp2_immediate_p, spu_gen_exp2): Define.
17734 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17735 spu_convtf_1): Update parameter descriptions.
17736 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17737 * constraints.md ('v', 'w'): New.
17738 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17740 (i2f, I2F): New define_mode_attr.
17741 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17742 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17743 fixuns_truncv4sfv4si2): Update to use mode attribute.
17744 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17745 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17746 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17747 patterns for combine.
17749 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17751 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17752 (cprop, hoist, pre, store_motion): New debug counters.
17753 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17754 is not an RTL pass anymore.
17755 (pass_profiling): Remove extern decl for pass removed in 2005.
17756 (pass_gcse, pass_jump_bypass): Remove.
17757 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17758 to 0 for clean state.
17759 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17760 * cse.c (gate_handle_cse_after_global_opts,
17761 rest_of_handle_cse_after_global_opts): New functions.
17762 (pass_cse_after_global_opts): New pass, does local CSE.
17763 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17764 (TV_CPROP): New timevar.
17765 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17766 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17767 (gcse_main, recompute_all_luids): Remove.
17768 (compute_hash_table_work): Call max_reg_num instead of reading
17770 (cprop_jump): Don't set run_jump_opt_after_gcse.
17771 (constprop_register): Always allow to alter jumps.
17772 (cprop_insn): Likewise.
17773 (do_local_cprop): Likewise.
17774 (local_cprop_pass): Likewise. Return non-zero if something changed.
17775 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17776 (find_implicit_sets): Add note about missed optimization opportunity.
17777 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17778 pass_rtl_cprop execute function.
17779 Don't bother tracking the pass number, each pass gets its own dumpfile
17781 Always allow to alter jumpsand bypass jumps.
17782 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17783 will just find no suitable set.
17784 (pre_edge_insert): Fix dumping, this function is for PRE only.
17785 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17786 pass_rtl_pre execute function.
17787 (hoist_code): Return non-zero if something changed. Keep track of
17788 substitutions and insertions for statistics gathering similar to PRE.
17789 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17790 called from the pass_rtl_hoist execute function. Show pass statistics.
17791 (compute_store_table): Use max_reg_num directly instead of using the
17792 formerly global max_gcse_regno.
17793 (build_store_vectors): Likewise.
17794 (replace_store_insn): Fix dumping.
17795 (store_motion): Rename to ...
17796 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17797 pass, called from the pass_rtl_store_motion execute function. Keep
17798 track of substitutions and insertions for statistics gathering similar
17800 (bypass_jumps): Remove, fold interesting bits into ...
17801 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17802 from the pass_rtl_cprop execute function.
17803 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17804 pass_jump_bypass): Remove.
17805 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17806 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17807 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17808 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17809 (gate_rtl_store_motion, execute_rtl_store_motion,
17810 pass_rtl_store_motion): New.
17811 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17812 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17813 * passes.c (init_optimization_passes): Remove pass_gcse and
17814 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17815 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17816 instead of pass_jump_bypass.
17818 2009-04-27 Richard Guenther <rguenther@suse.de>
17820 PR middle-end/39928
17821 * gimplify.c (gimplify_expr): If we are required to create
17822 a temporary make sure it ends up as register.
17824 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17827 * config/i386/i386.c (construct_container): Don't call
17828 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17829 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17831 2009-04-27 Michael Matz <matz@suse.de>
17833 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17834 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17835 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17836 (dump_replaceable_exprs): Take a bitmap.
17837 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17839 (expand_gimple_basic_block): Likewise.
17840 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17841 replaceable_expressions member a bitmap.
17842 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17843 (mark_replaceable): Likewise.
17844 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17845 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17847 2009-04-27 Richard Guenther <rguenther@suse.de>
17849 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17850 (verify_stmts): Dispatch to gimple/type verification code.
17851 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17852 issue with call argument types.
17854 2009-04-27 Michael Matz <matz@suse.de>
17856 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17857 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17860 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17861 Eric Botcazou <ebotcazou@adacore.com>
17863 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17864 a label's basic block.
17865 (mark_target_live_regs): Tidy and rework obsolete comments.
17866 Change back DF problem to LIVE. If a label starts a basic block,
17867 assume that all registers that used to be live then still are.
17868 (init_resource_info): If a label starts a basic block, set its
17869 BLOCK_FOR_INSN accordingly.
17870 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17872 2009-04-27 Richard Guenther <rguenther@suse.de>
17874 * tree-flow-inline.h (function_ann): Remove.
17875 (get_function_ann): Likewise.
17876 * tree-dfa.c (create_function_ann): Remove.
17877 * tree-flow.h (struct static_var_ann_d): Remove.
17878 (struct function_ann_d): Likewise.
17879 (union tree_ann_d): Remove fdecl member.
17880 (function_ann_t): Remove.
17881 (function_ann, get_function_ann, create_function_ann): Remove
17884 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17886 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17888 2009-04-27 Jan Hubicka <jh@suse.cz>
17890 * ipa-pure-const.c (struct funct_state_d): New fields
17891 state_previously_known, looping_previously_known; remove
17892 state_set_in_source.
17893 (analyze_function): Use new fields.
17894 (propagate): Avoid assumption that state_set_in_source imply
17897 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17898 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17899 * cfgloop.h (finite_loop_p): Declare.
17901 2009-04-26 Michael Matz <matz@suse.de>
17903 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17905 2009-04-26 Michael Matz <matz@suse.de>
17907 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17908 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17909 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17910 pass_mark_used_blocks): Remove.
17911 * tree-optimize.c (pass_free_datastructures,
17912 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17913 * passes.c (init_optimization_passes): Don't call
17914 pass_mark_used_blocks, remove dead code.
17916 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17918 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17919 * tree-ssa-live.h (register_ssa_partition): Likewise.
17921 2009-04-26 Michael Matz <matz@suse.de>
17924 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17925 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17926 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17928 (compare_pairs): Swap cost comparison.
17929 (coalesce_ssa_name): Don't use change_partition_var.
17930 * tree-nrv.c (struct nrv_data): Add modified member.
17931 (finalize_nrv_r): Set it.
17932 (tree_nrv): Use it to update statements.
17933 (pass_nrv): Require PROP_ssa.
17934 * tree-mudflap.c (mf_decl_cache_locals,
17935 mf_build_check_statement_for): Use make_rename_temp.
17936 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17937 * alias.c (find_base_decl): Handle SSA names.
17938 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17939 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17940 * rtl.h (set_reg_attrs_for_parm): Declare.
17941 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17942 to "optimized", remove unused locals at finish.
17943 (execute_free_datastructures): Make global, call
17944 delete_tree_cfg_annotations.
17945 (execute_free_cfg_annotations): Don't call
17946 delete_tree_cfg_annotations.
17948 * ssaexpand.h: New file.
17949 * expr.c (toplevel): Include ssaexpand.h.
17950 (expand_assignment): Handle SSA names the same as register variables.
17951 (expand_expr_real_1): Expand SSA names.
17952 * cfgexpand.c (toplevel): Include ssaexpand.h.
17953 (SA): New global variable.
17954 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17955 (SSAVAR): New macro.
17956 (set_rtl): New helper function.
17957 (add_stack_var): Deal with SSA names, use set_rtl.
17958 (expand_one_stack_var_at): Likewise.
17959 (expand_one_stack_var): Deal with SSA names.
17960 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17961 before unique numbers.
17962 (expand_stack_vars): Use set_rtl.
17963 (expand_one_var): Accept SSA names, add asserts for them, feed them
17964 to above subroutines.
17965 (expand_used_vars): Expand all partitions (without default defs),
17966 then only the local decls (ignoring those expanded already).
17967 (expand_gimple_cond): Remove edges when jumpif() expands an
17968 unconditional jump.
17969 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17970 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17972 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17973 members of SA; deal with PARM_DECL partitions here; expand
17974 all PHI nodes, free tree datastructures and SA. Commit instructions
17975 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17976 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17977 info and statements at start, collect garbage at finish.
17978 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17979 (VAR_ANN_PARTITION) Remove.
17980 (change_partition_var): Don't declare.
17981 (partition_to_var): Always return SSA names.
17982 (var_to_partition): Only accept SSA names.
17983 (register_ssa_partition): Only check argument.
17984 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17986 (delete_var_map): Don't free it.
17987 (var_union): Only accept SSA names, simplify.
17988 (partition_view_init): Mark only useful SSA names as used.
17989 (partition_view_fini): Only deal with SSA names.
17990 (change_partition_var): Remove.
17991 (dump_var_map): Use ssa_name instead of partition_to_var member.
17992 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17994 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17995 (struct _elim_graph): New member const_dests; nodes member vector of
17997 (set_location_for_edge): New static helper.
17998 (create_temp): Remove.
17999 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
18000 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
18001 (new_elim_graph): Allocate const_dests member.
18002 (clean_elim_graph): Truncate const_dests member.
18003 (delete_elim_graph): Free const_dests member.
18004 (elim_graph_size): Adapt to new type of nodes member.
18005 (elim_graph_add_node): Likewise.
18006 (eliminate_name): Likewise.
18007 (eliminate_build): Don't take basic block argument, deal only with
18008 partition numbers, not variables.
18009 (get_temp_reg): New static helper.
18010 (elim_create): Use it, deal with RTL temporaries instead of trees.
18011 (eliminate_phi): Adjust all calls to new signature.
18012 (assign_vars, replace_use_variable, replace_def_variable): Remove.
18013 (rewrite_trees): Only do checking.
18014 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
18015 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
18016 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
18017 contains_tree_r, MAX_STMTS_IN_LATCH,
18018 process_single_block_loop_latch, analyze_edges_for_bb,
18019 perform_edge_inserts): Remove.
18020 (expand_phi_nodes): New global function.
18021 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
18022 functions, initialize new parameter, remember partitions having a
18024 (finish_out_of_ssa): New global function.
18025 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
18026 don't reset in_ssa_p here, don't disable TER when mudflap.
18027 (pass_del_ssa): Remove.
18028 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
18030 (execute_free_datastructures): Declare.
18031 * Makefile.in (SSAEXPAND_H): New variable.
18032 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
18033 * basic-block.h (commit_one_edge_insertion): Declare.
18034 * passes.c (init_optimization_passes): Move pass_nrv and
18035 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
18036 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
18037 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
18038 (redirect_branch_edge): Deal with super block when expanding, split
18039 out jump patching itself into ...
18040 (patch_jump_insn): ... here, new static helper.
18042 2009-04-26 Michael Matz <matz@suse.de>
18044 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
18045 beyond num_ssa_names.
18046 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
18047 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
18049 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18051 PR inline-asm/39543
18052 * fwprop.c (forward_propagate_asm): New function.
18053 (forward_propagate_and_simplify): Propagate also into __asm, if it
18054 doesn't increase the number of referenced registers.
18057 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
18059 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18061 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
18062 note_nonlocal_vla_type for nonlocal VLAs.
18063 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
18064 contains_remapped_vars, remap_vla_decls): New functions.
18065 (convert_nonlocal_reference_stmt): If not optimizing, call
18066 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
18067 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
18068 if it wasn't found in var_map.
18069 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
18070 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
18071 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
18073 * gimplify.c (nonlocal_vlas): New variable.
18074 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
18076 (gimplify_body): Create and destroy nonlocal_vlas.
18078 * dwarf2out.c (loc_descr_plus_const): New function.
18079 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
18080 mem_loc_descriptor, loc_descriptor_from_tree_1,
18081 descr_info_loc, gen_variable_die): Use it.
18083 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
18084 !TREE_STATIC VAR_DECLs.
18085 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
18086 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
18087 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
18088 DECL_BY_REFERENCE is valid.
18089 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
18090 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
18091 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
18092 Copy DECL_BY_REFERENCE.
18093 (struct nesting_copy_body_data): New type.
18094 (nesting_copy_decl): New function.
18095 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
18096 if they have variable length.
18098 2009-04-26 Michael Matz <matz@suse.de>
18100 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
18101 mark new temporaries for renaming.
18103 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18106 * c-decl.c (global_bindings_p): Return negative value.
18107 (c_variable_size): New. Based on variable_size from
18109 (grokdeclarator): Call c_variable_size not variable_size.
18111 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
18113 * config/i386/i386.c (print_operand) ['z']: Fix typo.
18115 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
18117 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
18118 Redefine it to just use mingw/include.
18119 (ASM_SPEC): Rules for -m32 and -m64.
18120 (LINK_SPEC): Use Likewise.
18121 (SPEC_32): New define.
18122 (SPEC_64): Likewise.
18123 (SUB_LINK_SPEC): Likewise.
18124 (MULTILIB_DEFAULTS): New define.
18125 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
18126 Add multilib options.
18127 (MULTILIB_DIRNAMES): Likewise.
18128 (MULTILIB_OSDIRNAMES): Likewise.
18129 (LIBGCC): Likewise.
18130 (INSTALL_LIBGCC): Likewise.
18132 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18135 * c-tree.h (enum c_inline_static_type): New.
18136 (record_inline_static): Declare.
18137 * c-decl.c (struct c_inline_static, c_inline_statics,
18138 record_inline_static, check_inline_statics): New.
18139 (pop_file_scope): Call check_inline_statics.
18140 (start_decl): Call record_inline_static instead of pedwarning
18141 directly for static in inline function.
18142 * c-typeck.c (build_external_ref): Call record_inline_static
18143 instead of pedwarning directly for static referenced in inline
18146 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
18148 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
18149 not new but only being rescanned.
18150 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
18151 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
18152 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
18153 record_set_info, compute_set, grealloc): Remove.
18154 (recompute_all_luids): New function.
18155 (gcse_main): Don't compute sets, and don't do related memory
18156 allocations/free-ing. If something changed before the end of the
18157 pass, update LUIDs using recompute_all_luids.
18158 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
18159 (free_gcse_mem): Don't free it either.
18160 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
18161 Use the df insn LUIDs.
18162 (load_killed_in_block): Likewise.
18163 (compute_hash_table_work): Don't compute reg_set_in_block.
18164 (compute_transp): Use DF_REG_DEF_CHAINs.
18165 (local_cprop_pass): Don't use compute_sets and related functions.
18166 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
18167 Use get_max_uid() instead of max_cuid.
18168 (insert_insn_end_basic_block, pre_insert_copy_insn,
18169 update_ld_motion_stores): Don't try to
18170 keep reg_set tables up to date.
18171 (pre_insert_copies): Use df insn LUIDs.
18172 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
18173 (reg_set_info): Don't use extra bitmap argument.
18174 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
18175 information to compute regs_set_in_block.
18176 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
18177 (bypass_jumps): Don't use compute_sets and friends.
18179 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18182 * opts.c (undocumented_msg): Do not leave blank even with
18185 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18187 * c-decl.c (build_enumerator): Allow values folding to integer
18188 constants but not integer constant expressions with a pedwarn if
18191 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18194 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
18195 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
18196 type is an integer constant.
18198 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18201 * config/i386/i386.c (print_operand) ['z']: Revert handling of
18204 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18207 * c-decl.c (grokdeclarator): Diagnose declarations of functions
18208 with variably modified return type and no storage class
18209 specifiers, except for the case of nested functions. Distinguish
18210 extern declarations of functions with variably modified return
18211 types from those of objects with variably modified types.
18213 2009-04-25 Jan Hubicka <jh@suse.cz>
18215 * tree.c (list_equal_p): New function.
18216 * tree.h (list_equal_p): Declare.
18217 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18218 basic_block_def, basic_block, const_basic_block): New.
18219 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
18220 (redirect_eh_edge): New function.
18221 (make_eh_edge_update_phi): EH edges are not abnormal.
18222 * except.c: Include tree-flow.h.
18223 (list_match): New function.
18224 (eh_region_replaceable_by_p): New function.
18225 (replace_region): New function.
18226 (hash_type_list): New function.
18227 (hash_eh_region): New function.
18228 (eh_regions_equal_p): New function.
18229 (merge_peers): New function.
18230 (remove_unreachable_regions): Verify EH tree when checking;
18232 (copy_eh_region_1): New function.
18233 (copy_eh_region): New function.
18234 (push_reachable_handler): New function.
18235 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
18236 regions without label but with live RESX.
18237 * except.h (redirect_eh_edge_to_label): New.
18238 * tree-flow.h (redirect_eh_edge): New.
18239 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18240 basic_block_def, basic_block, const_basic_block): Remove.
18241 * Makefile.in (except.o): Add dependency on tree-flow.h
18242 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
18243 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
18246 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
18249 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
18250 on the destination of memcpy.
18252 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
18254 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
18255 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
18256 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
18258 2009-04-25 Jan Hubicka <jh@suse.cz>
18260 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
18261 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
18262 to be reached by different label than left.
18263 (update_eh_edges): Update comment; remove edge_to_remove if possible
18264 and return true if suceeded.
18265 (cleanup_empty_eh): Accept sharing map; handle shared regions.
18266 (cleanup_eh): Compute sharing map.
18267 * except.c (remove_eh_handler_and_replace): Add argument if we should
18269 (remove_unreachable_regions): Update for label sharing.
18270 (label_to_region_map): Likewise.
18271 (get_next_region_sharing_label): New function.
18272 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
18274 (remove_eh_handler): Update.
18275 (remove_eh_region_and_replace_by_outer_of): New function.
18276 * except.h (struct eh_region): Add next_region_sharing_label.
18277 (remove_eh_region_and_replace_by_outer_of,
18278 get_next_region_sharing_label): Declare.
18279 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
18281 2009-04-25 Jan Hubicka <jh@suse.cz>
18283 * tree-cfg.c (split_critical_edges): Split also edges where we can't
18284 insert code even if they are not critical.
18286 2009-04-25 Jan Hubicka <jh@suse.cz>
18288 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18289 (gimple_can_remove_branch_p): EH edges won't remove branch by
18291 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
18292 updating of non-abnormal EH edges.
18293 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18294 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
18295 (split_critical_edges): Split also edges where emitting code on them
18296 will lead to splitting later.
18298 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18299 H.J. Lu <hongjiu.lu@intel.com>
18302 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
18303 the configured assembler supports fildq and fistpq mnemonics.
18304 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
18305 * configure: Regenerated.
18306 * config.in: Ditto.
18308 * config/i386/i386.c (print_operand): Handle 'Z'.
18309 ['z']: Remove handling of special fild/fist suffixes.
18310 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
18311 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
18312 suffix of fild insn.
18313 (*floatsi<mode>2_vector_mixed): Ditto.
18314 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
18315 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
18316 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18317 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
18318 * config/i386/gas.h (GAS_MNEMONICS): Remove.
18320 2009-04-25 Ben Elliston <bje@au.ibm.com>
18322 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
18323 the source of a set operation.
18325 2009-04-25 Anatoly Sokolov <aesok@post.ru>
18327 * target.h (struct gcc_target): Add case_values_threshold field.
18328 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
18329 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
18330 * targhooks.c (default_case_values_threshold): New function.
18331 * targhooks.h (default_case_values_threshold): Declare function.
18332 * stmt.c (expand_case): Use case_values_threshold target hook.
18333 * expr.h (case_values_threshold): Remove declartation.
18334 * expr.c (case_values_threshold): Remove function.
18335 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
18337 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
18338 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18339 (avr_case_values_threshold): Declare as static.
18340 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
18342 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
18343 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18344 (mn10300_case_values_threshold): New function.
18346 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18348 * ira.c (setup_cover_and_important_classes): Add enum cast.
18350 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
18352 * genpreds.c (write_enum_constraint_num): Output definition of
18353 CONSTRAINT_NUM_DEFINED_P macro.
18354 * ira.c (setup_cover_and_important_classes): Use
18355 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
18357 2009-04-24 DJ Delorie <dj@redhat.com>
18359 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
18360 __SH2A_SINGLE_ONLY__ also.
18362 2009-04-24 Steve Ellcey <sje@cup.hp.com>
18364 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
18365 (movdf_internal): Ditto.
18366 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
18367 SFmode and DFmode constants.
18368 (ia64_print_operand): Add 'G' format for printing
18369 floating point constants.
18371 2009-04-24 Richard Guenther <rguenther@suse.de>
18373 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
18374 from unsigned additions.
18376 2009-04-24 Joseph Myers <joseph@codesourcery.com>
18378 * c-typeck.c (set_init_index): Allow array designators that are
18379 not integer constant expressions with a pedwarn if pedantic.
18381 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18383 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
18384 zero if no overlap in nonzero bits between the operands.
18386 2009-04-24 Ian Lance Taylor <iant@google.com>
18388 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
18389 (record_dead_and_set_regs): Likewise.
18390 * df.h (struct df_mw_hardreg): Change flags field to int.
18391 (struct df_base_ref): Likewise.
18392 (struct df): Change changeable_flags field to int.
18393 * df-scan.c (df_defs_record): Change clobber_flags to int.
18394 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
18395 constants rather than #define macros.
18396 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
18397 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
18398 (enum dwarf_calling_convention): Likewise.
18399 (enum dwarf_line_number_x_ops): Likewise.
18400 (enum dwarf_call_frame_info): Likewise.
18401 (enum dwarf_source_language): Likewise.
18402 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
18403 (add_calling_convention_attribute): Likewise.
18404 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
18405 (combine_comparisons): Change compcode to int. Add cast to enum type.
18406 * genrecog.c (maybe_both_true_2): Change c to int.
18407 (write_switch): Likewise. Add cast to enum type.
18408 * gimplify.c (gimplify_omp_for): Handle return values from
18409 gimplify_expr using MIN rather than bitwise or.
18410 (gimplify_expr): Add cast to enum type.
18411 * ipa-prop.c (update_jump_functions_after_inlining): Change
18412 IPA_BOTTOM to IPA_JF_UNKNOWN.
18413 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
18414 Add casts to enum type.
18415 (setup_cover_and_important_classes): Change cl to int. Add casts
18417 (setup_class_translate): Change cl and mode to int.
18418 (ira_init_once): Change mode to int.
18419 (free_register_move_costs): Likewise.
18420 (setup_prohibited_mode_move_regs): Add casts to enum type.
18421 * langhooks.c (add_builtin_function_common): Rework assertion that
18422 value fits bitfield.
18423 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
18424 * omega.c (omega_do_elimination): Avoid math on enum types.
18425 * optabs.c (expand_vec_shift_expr): Remove casts to int.
18426 * opts.c (set_debug_level): Change 2 to enum constant. Use new
18427 int local to handle integral_argment value.
18428 * regmove.c (try_auto_increment): Change PUT_MODE to
18430 * reload.c (push_secondary_reload): Add casts to enum type.
18431 (secondary_reload_class, find_valid_class): Likewise.
18432 * reload1.c (emit_input_reload_insns): Likewise.
18433 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
18434 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
18435 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
18437 * tree.c (build_common_builtin_nodes): Add casts to enum type.
18438 * tree-complex.c (complex_lattice_t): Typedef to int rather than
18440 (expand_complex_libcall): Add casts to enum type.
18441 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
18442 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
18443 with ERROR_MARK, not NUM_TREE_CODES.
18444 (vect_create_epilog_for_reduction): Likewise.
18445 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
18446 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
18447 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
18449 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
18450 vect_unused_in_loop. Change 0 to loop_vect.
18451 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
18452 * var-tracking.c (get_init_value): Change return type to enum
18454 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
18455 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
18457 (arm_override_options): Add casts to enum type.
18458 (arm_emit_tls_decoration): Likewise.
18459 * config/i386/i386.c (ix86_function_specific_restore): Add casts
18461 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
18462 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
18463 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
18465 * config/s390/s390.c (code_for_builtin_64): Change to array of
18467 (code_for_builtin_31): Likewise.
18468 (s390_expand_builtin): Change code_for_builtin to enum insn_code
18470 * config/sparc/sparc.c (sparc_override_options): Change value
18471 field in struct code_model to enum cmodel. In initializer change
18472 0 to NULL and add cast to enum type.
18474 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
18475 Change all callers. Issue a -Wc++-compat warning using
18476 lhs_origtype if necessary.
18477 (convert_for_assignment): Issue -Wc++-compat warnings about
18478 invalid conversions to enum type on assignment.
18479 * c-common.h (build_modify_expr): Update declaration.
18481 2009-04-24 Nick Clifton <nickc@redhat.com>
18483 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
18484 (function_arg_advance): Likewise.
18485 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
18488 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18490 * config/s390/constraints.md ('I', 'J'): Fix condition.
18492 2009-04-24 Diego Novillo <dnovillo@google.com>
18494 * gengtype-parse.c (parse_error): Add newline after message.
18496 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18498 * config/i386/sse.md (avxmodesuffixs): Removed.
18499 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18500 (*avx_pinsr<ssevecsize>): This.
18502 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18504 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18505 follow chains of regs with a single definition, and allow expressions
18506 that are function_invariant_p.
18507 (simple_rhs_p): Allow expressions that are function_invariant_p.
18509 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18511 PR middle-end/39867
18512 * fold-const.c (fold_cond_expr_with_comparison): When folding
18513 > and >= to MAX, make sure the MAX uses the same type as the
18514 comparison's operands.
18516 2009-04-24 Nick Clifton <nickc@redhat.com>
18518 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18519 addressing for DImode accesses.
18520 (frv_print_operand_address): Handle PLUS case.
18521 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18523 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18525 PR rtl-optimization/39794
18526 * alias.c (canon_true_dependence): Add x_addr argument.
18527 * rtl.h (canon_true_dependence): Adjust prototype.
18528 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18529 * cselib.c (cselib_invalidate_mem): Likewise.
18530 * gcse.c (compute_transp): Likewise.
18531 * dse.c (scan_reads_nospill): Likewise.
18532 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18533 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18534 canon_base_addr of the group, plus optional offset.
18535 (struct group_info): Rename canon_base_mem to
18537 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18538 canon_rtx of base_mem.
18540 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18542 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18543 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18545 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18547 * config/spu/spu-builtins.h: Delete file.
18549 * config/spu/spu.h (enum spu_builtin_type): Move here from
18551 (struct spu_builtin_description): Likewise. Add GTY marker.
18552 Do not use enum spu_function_code or enum insn_code.
18553 (spu_builtins): Add extern declaration.
18555 * config/spu/spu.c: Do not include "spu-builtins.h".
18556 (enum spu_function_code, enum spu_builtin_type_index,
18557 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18558 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18559 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18560 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18561 (spu_builtin_types): Make static. Add GTY marker.
18562 (spu_builtins): Add extern declaration with GTY marker.
18563 Include "gt-spu.h".
18565 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18566 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18567 Check programmatically whether all parameters are scalar.
18569 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18571 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18573 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18574 assignment from the constructor either if the target is volatile.
18576 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18578 * config/arm/arm.md (insv): Do not share operands[0].
18580 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18582 * config/vxlib-tls.c (active_tls_threads): Delete.
18583 (delete_hook_installed): New.
18584 (tls_delete_hook): Don't delete the delete hook.
18585 (tls_destructor): Delete it here.
18586 (__gthread_set_specific): Adjust installing the delete hook.
18587 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18588 __gthread_leave_tsd_dtor_context.
18590 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18592 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18594 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18596 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18598 (alpha_rtx_costs): Ditto.
18599 (emit_unlikely_jump): Use add_reg_note.
18600 (emit_frame_store_1): Ditto.
18601 (alpha_expand_prologue): Ditto.
18602 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18603 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18605 2009-04-23 Nick Clifton <nickc@redhat.com>
18607 * config/v850/v850.md (epilogue): Remove suppressed code.
18608 (return): Rename to return_simple and remove test of frame size.
18609 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18610 to gen_return_simple.
18612 2009-04-22 Jing Yu <jingyu@google.com>
18615 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18617 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18620 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18621 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18622 value is a VECTOR_CST, the element type is the element type of the
18625 2009-04-22 DJ Delorie <dj@redhat.com>
18627 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18629 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18631 * alias.c (find_base_term): Move around LO_SUM case, so that
18632 CONST falls through into PLUS/MINUS handling.
18635 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18636 into 0, use omit_one_operand.
18638 2009-04-23 Ben Elliston <bje@au.ibm.com>
18640 * config/rs6000/linux-unwind.h (get_regs): Remove type
18641 puns. Change the type of `pc' to an array of unsigned ints and
18642 update all users. Constify frame24.
18644 2009-04-22 DJ Delorie <dj@redhat.com>
18646 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18647 declarations before code.
18648 (current_function_special_page_vector): Likewise.
18649 (m32c_expand_insv): Silence a warning.
18651 2009-04-21 Taras Glek <tglek@mozilla.com>
18653 * alias.c: Update GTY annotations to new syntax.
18654 * basic-block.h: Likewise.
18655 * bitmap.h: Likewise.
18656 * c-common.h: Likewise.
18657 * c-decl.c: Likewise.
18658 * c-parser.c: Likewise.
18659 * c-pragma.c: Likewise.
18660 * c-tree.h: Likewise.
18661 * cfgloop.h: Likewise.
18662 * cgraph.h: Likewise.
18663 * config/alpha/alpha.c: Likewise.
18664 * config/arm/arm.h: Likewise.
18665 * config/avr/avr.h: Likewise.
18666 * config/bfin/bfin.c: Likewise.
18667 * config/cris/cris.c: Likewise.
18668 * config/darwin.c: Likewise.
18669 * config/frv/frv.c: Likewise.
18670 * config/i386/i386.c: Likewise.
18671 * config/i386/i386.h: Likewise.
18672 * config/i386/winnt.c: Likewise.
18673 * config/ia64/ia64.h: Likewise.
18674 * config/iq2000/iq2000.c: Likewise.
18675 * config/mips/mips.c: Likewise.
18676 * config/mmix/mmix.h: Likewise.
18677 * config/pa/pa.c: Likewise.
18678 * config/pa/pa.h: Likewise.
18679 * config/rs6000/rs6000.c: Likewise.
18680 * config/s390/s390.c: Likewise.
18681 * config/sparc/sparc.c: Likewise.
18682 * config/xtensa/xtensa.c: Likewise.
18683 * cselib.h: Likewise.
18684 * dbxout.c: Likewise.
18685 * dwarf2out.c: Likewise.
18686 * except.c: Likewise.
18687 * except.h: Likewise.
18688 * fixed-value.h: Likewise.
18689 * function.c: Likewise.
18690 * function.h: Likewise.
18691 * gimple.h: Likewise.
18692 * integrate.c: Likewise.
18693 * optabs.c: Likewise.
18694 * output.h: Likewise.
18695 * real.h: Likewise.
18697 * stringpool.c: Likewise.
18698 * tree-data-ref.c: Likewise.
18699 * tree-flow.h: Likewise.
18700 * tree-scalar-evolution.c: Likewise.
18701 * tree-ssa-address.c: Likewise.
18702 * tree-ssa-alias.h: Likewise.
18703 * tree-ssa-operands.h: Likewise.
18704 * tree.c: Likewise.
18705 * tree.h: Likewise.
18706 * varasm.c: Likewise.
18707 * varray.h: Likewise.
18709 * coretypes.h: Do not define GTY macro if it is already defined.
18710 * doc/gty.texi: Update GTY documentation to new syntax.
18711 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18712 annotations on structs.
18713 * gengtype-parse.c: Likewise.
18715 2009-04-22 Mark Heffernan <meheff@google.com>
18717 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18719 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18721 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18724 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18726 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18727 the same as a PLUS without a shift. Increase the cost of a
18730 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18732 * Makefile.in: Update dependencies.
18733 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18734 * errors.h: Remove bogus comment about compatibility.
18735 (warning): Update declaration.
18736 * genautomata.c: Update all calls to warning.
18737 * gimple.c: Do not include errors.h. Include toplev.h.
18738 * tree-ssa-structalias.c: Do not include errors.h.
18739 * omega.c: Likewise.
18740 * tree-ssa-reassoc.c: Likewise.
18741 * config/spu/spu-c.c: Likewise.
18742 * config/spu/t-spu-elf: Update dependencies.
18744 2009-04-22 Richard Guenther <rguenther@suse.de>
18746 PR tree-optimization/39824
18747 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18748 make sure the types are compatible.
18750 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18753 * c-common.c (c_parse_error): Take a token_flags parameter.
18754 Use token_type for the token type instead.
18755 Pass token_flags to cpp_type2name.
18756 * c-common.h (c_parse_error): Update declaration.
18757 * c-parser.c (c_parser_error): Pass 0 as token flags.
18759 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18761 PR rtl-optimization/39580
18762 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18764 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18766 * function.c (expand_function_end): Do not emit a jump to the "naked"
18767 return label for fall-through returns.
18768 * except.c (sjlj_emit_function_exit): Always place the call to the
18769 unregister function at the location installed by expand_function_end.
18771 2009-04-22 Richard Guenther <rguenther@suse.de>
18773 PR tree-optimization/39845
18774 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18775 (gen_inbound_check): Likewise.
18777 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18779 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18781 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18782 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18784 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18786 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18787 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18788 shift counts to avoid out-of-bounds array accesses.
18790 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18792 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18793 (Pmode): Move above.
18795 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18797 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18798 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18799 GET_CODE macro. Use IN_RANGE macro where appropriate.
18800 * config/alpha/alpha.h: Ditto.
18801 * config/alpha/alpha.md: Ditto.
18802 * config/alpha/constraints.md: Ditto.
18803 * config/alpha/predicates.md: Ditto.
18805 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18807 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18808 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18809 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18810 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18811 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18812 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18813 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18814 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18815 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18816 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18817 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18818 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18819 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18820 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18821 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18822 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18823 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18824 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18825 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18826 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18827 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18828 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18829 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18830 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18831 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18832 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18833 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18835 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18837 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18838 references from comments.
18839 * cfgbuild.c: (count_basic_blocks): Delete.
18840 (find_basic_blocks_1): Delete.
18841 (find_basic_blocks): Delete.
18842 * except.c (finish_eh_generation): Make static. Move comment from
18843 except.h here. Remove find_basic_blocks references from comments.
18844 * except.h (finish_eh_generation): Delete.
18845 * basic-block.h (find_basic_blocks): Delete.
18846 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18848 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18850 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18851 (sdbout_parms): Likewise.
18853 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18855 * config/sh/sh.c (prepare_cbranch_operands): Use
18856 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18857 (expand_cbranchdi4): Likewise.
18858 (from_compare): Add cast to enum type.
18859 (expand_cbranchsi4): Use add_reg_note.
18860 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18861 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18862 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18863 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18864 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18865 instead of CODE_FOR_nothing.
18866 (cbranchdi4): Likewise. Fix the order of arguments for
18868 (push_fpscr): Use add_reg_note.
18869 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18870 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18872 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18874 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18875 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18876 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18877 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18878 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18879 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18880 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18881 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18882 config/alpha/x-vms, config/arc/t-arc,
18883 config/arm/README-interworking, config/arm/arm-c.c,
18884 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18885 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18886 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18887 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18888 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18889 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18890 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18891 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18892 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18893 config/cris/t-elfmulti, config/crx/t-crx,
18894 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18895 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18896 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18897 config/h8300/t-h8300, config/i386/athlon.md,
18898 config/i386/darwin-libgcc.10.4.ver,
18899 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18900 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18901 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18902 config/i386/t-linux64, config/i386/t-nwld,
18903 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18904 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18905 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18906 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18907 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18908 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18909 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18910 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18911 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18912 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18913 config/m68k/t-uclinux, config/mcore/t-mcore,
18914 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18915 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18916 config/mips/crtn.asm, config/mips/irix-crti.asm,
18917 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18918 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18919 config/mips/mips-fixed.md, config/mips/sb1.md,
18920 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18921 config/mips/t-iris6, config/mips/t-isa3264,
18922 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18923 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18924 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18925 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18926 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18927 config/mn10300/t-linux, config/mn10300/t-mn10300,
18928 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18929 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18930 config/picochip/libgccExtras/clzsi2.asm,
18931 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18932 config/rs6000/darwin-libgcc.10.4.ver,
18933 config/rs6000/darwin-libgcc.10.5.ver,
18934 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18935 config/rs6000/t-aix43, config/rs6000/t-aix52,
18936 config/rs6000/t-darwin, config/rs6000/t-fprules,
18937 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18938 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18939 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18940 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18941 config/rs6000/t-rtems, config/rs6000/t-spe,
18942 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18943 config/score/t-score-elf, config/sh/divcost-analysis,
18944 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18945 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18946 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18947 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18948 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18949 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18950 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18951 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18952 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18953 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18954 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18955 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18956 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18957 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18958 * config/h8300/genmova.sh: Include copyright and license notices
18959 in generated output.
18960 * config/h8300/mova.md: Regenerate.
18961 * doc/install.texi2html: Include word "Copyright" in copyright
18962 notice and use name "Free Software Foundation, Inc.".
18963 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18964 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18965 ChangeLog-2007, ChangeLog-2008: Correct dates.
18967 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18969 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18970 NE_EXPR operations as well.
18971 * c-parser.c (c_parser_condition): Do not set location information on
18973 (c_parser_conditional_expression): Likewise.
18974 (c_parser_binary_expression): Set location information on operators.
18975 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18976 TRUTH_NOT_EXPR has been folded.
18977 * fold-const.c (fold_truth_not_expr): Copy location information from
18978 the incoming expression to the outgoing one.
18979 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18980 recursive calls on the LHS of the operator but pass that of the
18981 operator to recursive calls on the RHS of the operator. Set it
18983 (shortcut_cond_expr): Set the locus of the operator on the second
18984 COND_EXPR and that of the expression on the first in degenerate cases.
18985 Pass the locus of the expression to calls to shortcut_cond_r.
18986 Set the locus of the 'then' block on the associated jump, if any.
18987 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18988 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18989 expression to call to gimplify_boolean_expr.
18991 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18993 * config.gcc: Add additional configuration for
18994 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18995 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18996 (CPP_SPEC): Redefine for allowing -municode option.
18997 (STARTFILE_SPEC): Likewise.
18998 * config/i386/t-mingw-w64: New.
18999 * config/i386/mingw-w64.opt: New.
19000 (municode): Add new target option.
19001 * doc/invoke.texi (municode): Add documentation for new option.
19003 2009-04-21 Ian Lance Taylor <iant@google.com>
19005 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19006 Correct test for number of arguments.
19007 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
19009 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
19011 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
19012 argument of emit_library_call.
19014 2009-04-21 Richard Guenther <rguenther@suse.de>
19016 PR middle-end/39829
19017 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
19018 inside VIEW_CONVERT_EXPRs.
19020 2009-04-21 Martin Jambor <mjambor@suse.cz>
19022 * tree-switch-conversion.c (build_constructors): Split a long line.
19023 (constructor_contains_same_values_p): New function.
19024 (build_one_array): Create assigns of constants if possible, do not
19025 call mark_sym_for_renaming, call update_stmt.
19026 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
19027 make_rename_temp. Do not call mark_symbols_for_renaming, call
19029 (gen_def_assigns): Do not call mark_symbols_for_renaming or
19030 find_new_referenced_vars, call update_stmt.
19031 (gen_inbound_check): Use create_tmp_var and create ssa names manually
19032 instead of calling make_rename_temp. Do not call
19033 find_new_referenced_vars or mark_symbols_for_renaming, call
19036 2009-04-21 Richard Guenther <rguenther@suse.de>
19038 PR tree-optimization/39827
19039 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
19040 (tree_ssa_phiprop): Pass the correct array size.
19042 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
19044 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
19046 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
19049 * c-typeck.c (lvalue_p): Move declaration ...
19050 * c-common.h (lvalue_p): ... to here.
19051 * c-common.c (candidate_equal_p): New.
19052 (add_tlist): Use it.
19053 (merge_tlist): Use it.
19054 (warn_for_collisions_1): Likewise.
19055 (warning_candidate_p): Accept more candidates.
19056 (verify_tree): A warning candidate can be an expression. Use
19059 2009-04-21 Ben Elliston <bje@au.ibm.com>
19062 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
19063 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
19064 options. Remove -mcall-solaris documentation.
19066 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19069 * doc/invoke.texi (-Wlong-long): Update description.
19070 * c-lex (interpret_integer): Only warn if there was no previous
19071 overflow and -Wlong-long is enabled.
19072 * c-decl.c (declspecs_add_type): Drop redundant flags.
19073 * c.opt (Wlong-long): Init to -1.
19074 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
19075 and front-end warn_long_long. Wlong-long only depends on other
19076 flags if it is uninitialized.
19077 * c-parser.c (disable_extension_diagnostics): warn_long_long is
19078 the same for CPP and FE.
19079 (restore_extension_diagnostics): Likewise.
19081 2009-04-20 Ian Lance Taylor <iant@google.com>
19083 Fix enum conversions which are invalid in C++:
19084 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
19085 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
19086 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
19087 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
19088 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
19089 (dbxout_parms): Likewise.
19090 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
19091 (df_clear_flags): Likewise.
19092 * df-problems.c (df_rd_bb_local_compute_process_def): Change
19093 top_flag parameter to int.
19094 (df_chain_create_bb_process_use): Likewise.
19095 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
19097 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
19098 (df_ref_create_structure, df_def_record_1): Likewise.
19099 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
19100 (df_notes_rescan): Change 0 to VOIDmode in function call.
19101 (df_get_call_refs, df_insn_refs_collect): Likewise.
19102 (df_bb_regs_collect): Likewise.
19103 (df_entry_block_defs_collect): Likewise.
19104 (df_exit_block_uses_collect): Likewise.
19105 * df.h: Update declarations.
19106 * double-int.c (double_int_divmod): Add cast to enum type.
19107 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
19108 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
19109 (based_loc_descr): Likewise.
19110 (loc_descriptor_from_tree_1): Change first_op and second_op to
19111 enum dwarf_location_atom. Add cast to enum type.
19112 * expmed.c (init_expmed): Change 0 to SET in function call.
19113 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
19114 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
19115 (do_store_flag): Likewise.
19116 * fixed-value.h (struct fixed_value): Change mode to enum
19118 * function.c (assign_parms): Change 0 to VOIDmode in function call.
19119 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
19121 (insert_insn_decl, insert_decl, insert_state): Likewise.
19122 (automata_list_finish): Likewise.
19123 * genrecog.c (process_define_predicate): Add cast to enum type.
19124 * gensupport.c (init_predicate_table): Add cast to enum type.
19125 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
19127 (gimple_build_call_1, gimple_build_label): Likewise.
19128 (gimple_build_goto, gimple_build_asm_1): Likewise.
19129 (gimple_build_switch_1, gimple_build_cdt): Likewise.
19130 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
19131 (enum fallback): Rename from enum fallback_t.
19132 (fallback_t): Typedef as int.
19133 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
19134 GSI_SAME_STMT in function call.
19135 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
19137 (setup_reg_class_relations): Likewise.
19138 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
19139 (setup_prohibited_class_mode_regs): Add cast to enum type.
19140 (setup_prohibited_mode_move_regs): Likewise.
19141 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
19142 (record_address_regs): Change i to enum reg_class.
19143 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
19144 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
19145 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
19146 (GET_MODE_2XWIDER_MODE): Likewise.
19147 (GET_CLASS_NARROWEST_MODE): Likewise.
19148 * omp-low.c (expand_omp_for): Add cast to enum type.
19149 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
19150 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
19151 * postreload.c (reload_cse_simplify_operands): Change rclass local
19153 * predict.c (combine_predictions_for_insn): Change best_predictor
19154 and predictor to enum br_predictor.
19155 (combine_predictions_for_bb): Likewise.
19156 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
19157 use SET_PREDICT_EXPR_OUTCOME.
19158 * real.c (real_arithmetic): Change icode to code in function call.
19159 * reginfo.c (init_move_cost): Add casts to enum type.
19160 (init_reg_sets_1, init_fake_stack_mems): Likewise.
19161 * regmove.c (regclass_compatible_p): Change class0 and class1 to
19163 * reload.c (find_valid_class): Add casts to enum type.
19164 (push_reload): Change 0 to NO_REGS in function call.
19165 (find_reloads): Change this_alternative to array of enum
19166 reg_class. Remove some now-unnecessary casts.
19167 (make_memloc): Change 0 to VOIDmode in function call.
19168 * reload1.c (reload): Change 0 to VOIDmode in function call.
19169 (eliminate_regs_1, elimination_effects): Likewise.
19170 (eliminate_regs_in_insn): Likewise.
19171 (emit_input_reload_insns): Add cast to enum type.
19172 (delete_output_reload): Change 0 to VOIDmode in function call.
19173 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
19174 to enum type in function call.
19175 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
19176 (SET_PREDICT_EXPR_OUTCOME): Define.
19177 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
19178 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
19179 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
19180 (dump_function): Likewise.
19181 * tree-dump.h: Update declarations.
19182 * tree-pass.h: Update declarations.
19183 * varasm.c (assemble_integer): Change mclass to enum mode_class.
19184 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
19186 (arm_rtx_costs_1): Correct parenthesization.
19187 (arm_rtx_costs): Add casts to enum type.
19188 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
19189 (vfp_emit_fstmd): Use add_rg_note.
19190 (emit_multi_reg_push, emit_sfm): Likewise.
19191 (thumb_set_frame_pointer): Likewise.
19192 (arm_expand_prologue): Likewise.
19193 (arm_regno_class): Change return type to enum reg_class.
19194 (thumb1_expand_prologue): Use add_reg_note.
19195 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
19196 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
19198 * config/arm/gentune.sh: Add cast to enum type.
19199 * config/arm/arm-tune.md: Rebuild.
19200 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
19201 (ix86_split_fp_branch, predict_jump): Likewise.
19202 (ix86_expand_multi_arg_builtin): Change sub_code from enum
19203 insn_code to enum rtx_code.
19204 (ix86_builtin_vectorized_function): Add cast to enum type.
19205 * config/i386/i386.md (truncdfsf2): Change slot to enum
19207 (truncxf<mode>2, isinf<mode>2): Likewise.
19208 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
19210 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
19211 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
19212 (insert_bundle_state): Change 1 to INSERT in function call.
19213 (ia64_add_bundle_selector_before): Likewise.
19214 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
19215 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
19216 (restore_stack_nonlocal): Likewise.
19217 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
19219 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
19221 (mips_rtx_costs): Likewise.
19222 (mips_override_options): Add casts to enum type.
19223 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
19225 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
19226 (store_reg, set_reg_plus_d): Likewise.
19227 (hppa_expand_prologue, hppa_profile_hook): Likewise.
19228 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19230 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
19232 (emit_unlikely_jump): Use add_reg_note.
19233 (rs6000_emit_allocate_stack): Likewise.
19234 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
19235 (output_toc): Change 1 to INSERT in function call.
19236 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
19237 (rs6000_initialize_trampoline): Likewise.
19238 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
19240 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
19241 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
19242 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
19243 (save_gprs): Use add_reg_note.
19244 (s390_emit_prologue): Likewise.
19245 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19246 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
19247 (sparc_fold_builtin): Add cast to enum type.
19248 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
19250 (spu_expand_prologue): Use add_reg_note.
19251 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
19253 2009-04-20 Ian Lance Taylor <iant@google.com>
19255 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
19256 (c_parser_postfix_expression_after_primary): Get VEC for list of
19257 arguments. Get original types of arguments. Call
19258 build_function_call_vec.
19259 (cached_expr_list_1, cached_expr_list_2): New static variables.
19260 (c_parser_expr_list): Change return type to VEC *. Add
19261 p_orig_types parameter. Change all callers.
19262 (c_parser_release_expr): New static function.
19263 (c_parser_vec_to_tree_list): New static function.
19264 * c-typeck.c (build_function_call): Rewrite to build a VEC and
19265 call build_function_call_vec.
19266 (build_function_call_vec): New function, based on old
19267 build_function_call.
19268 (convert_arguments): Remove nargs and argarray parameters. Change
19269 values to a VEC. Add origtypes parameter.
19270 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
19271 (convert_for_assignment): Add origtype parameter. Change all
19272 callers. If warn_cxx_compat, check for conversion to an enum
19273 type when calling a function.
19274 (store_init_value): Add origtype parameter. Change all callers.
19275 (digest_init): Likewise.
19276 (struct init_node): Add origtype field.
19277 (add_pending_init): Add origtype parameter. Change all callers.
19278 (output_init_element): Likewise.
19279 (output_pending_init_elements): Pass origtype from init_node to
19280 output_init_element.
19281 (process_init_element): Pass origtype from c_expr to
19282 output_init_element.
19283 (c_finish_return): Add origtype parameter. Change all callers.
19284 * c-common.c (sync_resolve_size): Change params to VEC *. Change
19286 (sync_resolve_params): Likewise.
19287 (sync_resolve_return): Change params to first_param. Change caller.
19288 (resolve_overloaded_builtins): Change params to VEC *. Change
19289 callers. Save first parameter around call to build_function_call_vec.
19290 * c-decl.c (finish_decl): Add origtype parameter. Change all
19291 callers. Call build_function_call_vec rather than
19292 build_function_call for cleanup.
19293 * c-tree.h: Update declarations.
19294 * c-common.h: Update declarations.
19295 * stub-objc.c (objc_rewrite_function_call): Change parameter from
19296 params to first_param.
19297 * target.h (struct gcc_target): Change resolve_overloaded_builtin
19298 params parameter from tree to void *.
19299 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19300 Change arglist parameter to have type void *, and to be a pointer
19302 * config/rs6000/rs6000-protos.h
19303 (altivec_resolve_overloaded_builtin): Update declaration.
19304 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
19305 fnargs parameter to have type void *, and to be a pointer to a
19306 VEC. Call build_function_call_vec instead of
19307 build_function_call.
19308 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
19310 2009-04-20 Joey Ye <joey.ye@intel.com>
19311 Xuepeng Guo <xuepeng.guo@intel.com>
19312 H.J. Lu <hongjiu.lu@intel.com>
19314 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
19316 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
19317 (IX86_LEA_PRIORITY): Likewise.
19318 (distance_non_agu_define): New function.
19319 (distance_agu_use): Likewise.
19320 (ix86_lea_for_add_ok): Likewise.
19321 (ix86_dep_by_shift_count): Likewise.
19323 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
19324 should split for LEA.
19326 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
19328 (ix86_dep_by_shift_count): Likewise.
19330 2009-04-20 Richard Guenther <rguenther@suse.de>
19332 * expr.c (handled_component_p): Move ...
19333 * tree.h (handled_component_p): ... here.
19334 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
19335 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
19336 and REALPART_EXPR to be in one group.
19338 2009-04-20 Richard Guenther <rguenther@suse.de>
19340 * basic-block.h (get_all_dominated_blocks): Declare.
19341 * dominance.c (get_all_dominated_blocks): New function.
19342 * tree-cfg.c (get_all_dominated_blocks): Remove.
19343 (remove_edge_and_dominated_blocks): Adjust.
19344 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
19345 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
19346 instead of recursing.
19348 2009-04-20 Doug Kwan <dougkwan@google.com>
19350 * cgraph.h (cgraph_node_ptr): New type for vector functions.
19351 (struct cgraph_node_set_def): New type.
19352 (cgraph_node_set) New type. Also declare vector functions.
19353 (struct cgraph_node_set_element_def): New type.
19354 (cgraph_node_set_element): Ditto.
19355 (cgraph_node_set_iterator): New iterator type.
19356 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
19357 cgraph_node_set_remove, dump_cgraph_node_set,
19358 debug_cgraph_node_set): New prototypes.
19359 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
19360 cgraph_node_set_size): New inlines.
19361 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
19362 including cgraph.h.
19363 (struct ipa_opt_pass): Add struct cgraph_node_set_def
19364 argument to function 'write_summary'.
19365 * ipa.c: Include ggc.h.
19366 (hash_cgraph_node_set_element,
19367 eq_cgraph_node_set_element, cgraph_node_set_new,
19368 cgraph_node_set_add, cgraph_node_set_remove,
19369 cgraph_node_set_find, dump_cgraph_node_set,
19370 debug_cgraph_node_set): New functions.
19371 * Makefile.in (ipa.o): Add dependency on GGC_H.
19373 2009-04-20 Ira Rosen <irar@il.ibm.com>
19375 PR tree-optimization/39675
19376 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
19377 check of the return code of vect_schedule_slp. Check that
19378 stmt_vec_info still exists for the statement, before checking its
19379 vectorization type.
19381 2009-04-20 Michael Matz <matz@suse.de>
19383 * Makefile.in (generated_files): Take out $(simple_generated_c).
19385 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
19387 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
19388 (UINTPTR_TYPE): Likewise.
19390 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19393 * c-typeck.c (digest_init): Check for initializing an array with a
19396 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19399 * c-semantics.c (pop_stmt_list): Propagate
19400 STATEMENT_LIST_HAS_LABEL to parent statement list.
19402 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
19404 * config/mips/mips.h (mips_tune_attr): New macro.
19405 * config/mips/mips.md (cpu): Use it.
19407 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19410 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
19413 2009-04-19 Diego Novillo <dnovillo@google.com>
19415 * toplev.c (compile_file): Move call to coverage_finish ...
19416 * cgraphunit.c (ipa_passes): ... here.
19417 Call cgraph_process_new_functions.
19418 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
19419 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
19421 2009-04-19 Jan Hubicka <jh@suse.cz>
19423 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
19425 (dump_cgraph_node): Dump can throw external flag.
19426 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
19428 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19432 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
19433 * common.opt (Wlogical-op): Move from here...
19434 * c.opt (Wlogical-op): ... to here.
19435 * c-typeck.c (parser_build_binary_op): Update call to
19436 warn_logical_operator.
19437 * c-opts.c (c_common_post_options): Enable warn_logical_op with
19439 * c-common.c (warn_logical_op): Update.
19440 * c-common.h (warn_logical_op): Update declaration.
19442 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
19444 * tree.c (protected_set_expr_location): Fix formatting.
19446 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19449 * c-typeck.c (readonly_warning): new.
19450 (build_unary_op, build_modify_expr): Use readonly_warning for
19451 storing into something readonly but not const-qualified.
19453 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19456 * c-typeck.c (build_unary_op): Check for taking address of
19457 expression of type void.
19459 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19462 * c-typeck.c (build_function_call): Check for calling a function
19463 with qualified void return types. Call require_complete_type when
19466 2009-04-18 Jan Hubicka <jh@suse.cz>
19468 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
19470 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
19471 can_throw_external flag.
19472 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
19473 * ipa-pure-const.c (ignore_edge): New function.
19474 (propagate): Compute order for NOTHROW computation; set NOTHROWs
19475 only over can_throw_external edges.
19476 (local_pure_const): Add nothrow flag.
19477 * ipa-utils.c (searchc): Add ignore_edge callback.
19478 (ipa_utils_reduced_inorder): Add ignore_edge callback.
19479 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
19480 (set_nothrow_function_flags): Update cgraph.
19481 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
19483 2009-04-18 Richard Guenther <rguenther@suse.de>
19485 PR middle-end/39804
19486 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
19487 (fold_stmt): ... this and ...
19488 (fold_stmt_inplace): ... this.
19489 (fold_stmt_1): Fold references in calls and asms.
19490 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19492 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19494 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19495 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19497 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19499 * tree.c (function_args_count): Remove.
19500 * tree.h: Remove the prototype for function_args_count.
19502 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19504 * tree-iterator.c (expr_only): Remove.
19505 * tree.h: Remove the prototype for expr_only.
19507 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19509 * reginfo.c (cannot_change_mode_set_regs): Remove.
19510 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19512 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19514 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19515 whether operands 0 and 1 overlaps.
19517 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19519 PR middle-end/36902
19520 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19521 pointer. Use warning_at instead of warning.
19522 (search_for_addr_array): Likewise.
19523 (check_array_bounds): Likewise.
19524 (check_all_array_refs): Check that the incoming edge is not in the
19525 list of edges to be removed.
19526 (check_all_array_refs): Avoid the temporal pointer.
19527 (vrp_visit_cond_stmt): Fix typo.
19528 (simplify_switch_using_ranges): Handle the case where the switch
19529 index is an integer constant.
19531 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19533 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19535 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19537 * doc/extend.texi, doc/invoke.texi: Fix typos.
19539 2009-04-17 Cary Coutant <ccoutant@google.com>
19541 * tree-flow-inline.h (get_lineno): Fix inverted test.
19543 2009-04-17 Diego Novillo <dnovillo@google.com>
19545 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19546 assertion for AVAIL_OUT.
19548 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19551 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19552 * config/sh/linux-atomic.asm: Likewise.
19554 2009-04-17 Diego Novillo <dnovillo@google.com>
19556 * except.c (debug_eh_tree): New.
19557 (struct eh_region, struct eh_status): Move ...
19558 * except.h: ... here.
19559 (add_type_for_runtime): Declare extern.
19560 (lookup_type_for_runtime): Likewise.
19561 (debug_eh_tree): Declare.
19562 * Makefile.in (GTFILES): List except.h before except.c
19564 2009-04-17 Diego Novillo <dnovillo@google.com>
19566 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19567 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19568 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19569 (find_vars_r): ... here.
19570 * tree-flow.h (find_referenced_vars_in): Declare.
19571 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19572 that AVAIL_OUT exists for BLOCK.
19573 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19574 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19575 (tree-parloops.o): Likewise.
19577 2009-04-17 Simon Baldwin <simonb@google.com>
19579 * toplev.c (default_tree_printer): Add handling for %E format.
19581 2009-04-17 Diego Novillo <dnovillo@google.com>
19583 * tree-pretty-print.c (dump_generic_node): Add break after
19584 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19585 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19586 FUNCTION_TYPE together. Call print_struct_decl when printing
19587 structures and TDF_SLIM is not given.
19588 (print_struct_decl): Fix logic for detecting recursion.
19590 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19593 * gcc.c (create_at_file): New.
19594 (compile_input_file_p): New.
19595 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19596 * main.c (main): Update call to toplev_main.
19597 * toplev.c (toplev_main): Change signature. Call expandargv.
19598 * toplev.h (toplev_main): Change signature.
19600 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19602 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19603 if the latter is not constant.
19605 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19607 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19609 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19611 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19612 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19614 2009-04-17 Richard Guenther <rguenther@suse.de>
19616 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19617 Handle component references view-converting an invariant address.
19619 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19621 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19622 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19623 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19624 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19625 Use @deftypevr rather than @deftypevar.
19627 2009-04-17 Richard Guenther <rguenther@suse.de>
19629 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19630 (get_prop_source_stmt): Likewise.
19631 (can_propagate_from): Likewise.
19633 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19635 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19636 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19637 (--with-multilib-list): Add default value.
19638 * configure: Regenerate.
19639 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19640 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19641 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19642 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19643 Don't add default cpu to multilib list unnecessarily, but do enable
19644 the relevant compiler option..
19645 Add support for --with-multilib-list=<blank> and
19646 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19647 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19648 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19649 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19650 TM_MULTILIB_CONFIG.
19651 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19652 (MULTILIB_OSDIRNAMES): New variable.
19653 * config/sh/t-1e: Delete file.
19654 * config/sh/t-mlib-sh1: Delete file.
19655 * config/sh/t-mlib-sh2: Delete file.
19656 * config/sh/t-mlib-sh2a: Delete file.
19657 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19658 * config/sh/t-mlib-sh2a-single: Delete file.
19659 * config/sh/t-mlib-sh2a-single-only: Delete file.
19660 * config/sh/t-mlib-sh2e: Delete file.
19661 * config/sh/t-mlib-sh3e: Delete file.
19662 * config/sh/t-mlib-sh4: Delete file.
19663 * config/sh/t-mlib-sh4-nofpu: Delete file.
19664 * config/sh/t-mlib-sh4-single: Delete file.
19665 * config/sh/t-mlib-sh4-single-only: Delete file.
19666 * config/sh/t-mlib-sh4a: Delete file.
19667 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19668 * config/sh/t-mlib-sh4a-single: Delete file.
19669 * config/sh/t-mlib-sh4a-single-only: Delete file.
19670 * config/sh/t-mlib-sh4al: Delete file.
19671 * config/sh/t-mlib-sh5-32media: Delete file.
19672 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19673 * config/sh/t-mlib-sh5-64media: Delete file.
19674 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19675 * config/sh/t-mlib-sh5-compact: Delete file.
19676 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19677 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19678 * doc/install.texi (Options specification): Add
19679 --with-multilib-list and --with-endian.
19681 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19683 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19685 (OBJS-common): Add plugin-version.o.
19686 (plugin-version.o): New.
19687 * gcc-plugin.h (plugin_gcc_version): New.
19688 (plugin_default_version_check): New.
19689 (plugin_init_func, plugin_init): Add version argument.
19690 * plugin-version.c: New.
19691 * plugin.c (str_plugin_gcc_version_name): New.
19692 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19693 pass it to the init function.
19694 (plugin_default_version_check): New.
19696 2009-04-17 Richard Guenther <rguenther@suse.de>
19698 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19699 for decl-vs-decl disambiguation.
19701 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19703 * config/s390/s390.h (s390_tune_attr): New macro definition.
19704 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19706 2009-04-17 Richard Guenther <rguenther@suse.de>
19708 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19709 (fold_stmt_r): Likewise.
19710 (maybe_fold_reference): New function.
19711 (fold_gimple_assign): Handle cases fold_stmt_r did.
19712 (fold_stmt): Do not use fold_stmt_r.
19713 (fold_stmt_inplace): Likewise.
19715 2009-04-17 Richard Guenther <rguenther@suse.de>
19717 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19718 (record_equivalences_from_stmt): Remove useless checks and
19720 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19721 the type is already suitable.
19723 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19725 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19727 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19729 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19730 (CMPtype): Define as __gcc_CMPtype.
19732 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19734 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19735 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19737 2009-04-17 Richard Guenther <rguenther@suse.de>
19739 PR tree-optimization/39746
19740 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19741 special-casing for builtins and static variable use/def.
19742 (call_may_clobber_ref_p_1): Likewise.
19744 2009-04-16 Ian Lance Taylor <iant@google.com>
19746 * df.h: Include "timevar.h".
19747 (struct df_problem): Change tv_id field to timevar_id_t.
19748 * tree-pass.h: Include "timevar.h".
19749 (struct opt_pass): Change tv_id field to timevar_id_t.
19750 * timevar.h (timevar_id_t): Define TV_NONE.
19751 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19752 TV_NONE rather than tv_id != 0.
19753 (execute_one_pass): Likewise.
19754 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19755 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19756 dependencies to $(TREE_PASS_H).
19757 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19759 (pass_branch_target_load_optimize2): Likewise.
19760 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19761 (pass_outof_cfg_layout_mode): Likewise.
19762 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19763 (pass_rebuild_cgraph_edges): Likewise.
19764 (pass_remove_cgraph_callee_edges): Likewise.
19765 * df-core.c (pass_df_initialize_opt): Likewise.
19766 (pass_df_initialize_no_opt): Likewise.
19767 (pass_df_finish): Likewise.
19768 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19769 * except.c (pass_set_nothrow_function_flags): Likewise.
19770 (pass_convert_to_eh_region_ranges): Likewise.
19771 * final.c (pass_compute_alignments): Likewise.
19772 * function.c (pass_instantiate_virtual_regs): Likewise.
19773 (pass_init_function): Likewise.
19774 (pass_leaf_regs): Likewise.
19775 (pass_match_asm_constraints): Likewise.
19776 * gimple-low.c (pass_lower_cf): Likewise.
19777 (pass_mark_used_blocks): Likewise.
19778 * init-regs.c (pass_initialize_regs): Likewise.
19779 * integrate.c (pass_initial_value_sets): Likewise.
19780 * ira.c (pass_ira): Likewise.
19781 * jump.c (pass_cleanup_barriers): Likewise.
19782 * omp-low.c (pass_expand_omp): Likewise.
19783 (pass_lower_omp): Likewise.
19784 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19785 * recog.c (pass_split_all_insns): Likewise.
19786 (pass_split_after_reload): Likewise.
19787 (pass_split_before_regstack): Likewise.
19788 (pass_split_before_sched2): Likewise.
19789 (pass_split_for_shorten_branches): Likewise.
19790 * reginfo.c (pass_reginfo_init): Likewise.
19791 (pass_subregs_of_mode_init): Likewise.
19792 (pass_subregs_of_mode_finish): Likewise.
19793 * passes.c (pass_postreload): Likewise.
19794 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19795 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19796 (pass_warn_function_return): Likewise.
19797 (pass_warn_function_noreturn): Likewise.
19798 * tree-complex.c (pass_lower_complex): Likewise.
19799 (pass_lower_complex_O0): Likewise.
19800 * tree-if-conv.c (pass_if_conversion): Likewise.
19801 * tree-into-ssa.c (pass_build_ssa): Likewise.
19802 * tree-mudflap.c (pass_mudflap_1): Likewise.
19803 (pass_mudflap_2): Likewise.
19804 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19805 (pass_mudflap_2): Likewise.
19806 * tree-nrv.c (pass_return_slot): Likewise.
19807 * tree-object-size.c (pass_object_sizes): Likewise.
19808 * tree-optimize.c (pass_all_optimizations): Likewise.
19809 (pass_early_local_passes): Likewise.
19810 (pass_all_early_optimizations): Likewise.
19811 (pass_cleanup_cfg): Likewise.
19812 (pass_cleanup_cfg_post_optimizing): Likewise.
19813 (pass_free_datastructures): Likewise.
19814 (pass_free_cfg_annotations): Likewise.
19815 (pass_fixup_cfg): Likewise.
19816 (pass_init_datastructures): Likewise.
19817 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19818 (pass_late_warn_uninitialized): Likewise.
19819 (pass_update_address_taken): Likewise.
19820 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19821 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19822 (pass_cse_sincos): Likewise.
19823 (pass_convert_to_rsqrt): Likewise.
19824 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19825 * tree-stdarg.c (pass_stdarg): Likewise.
19826 * tree-tailcall.c (pass_tail_recursion): Likewise.
19827 (pass_tail_calls): Likewise.
19828 * tree-vect-generic.c (pass_lower_vector): Likewise.
19829 (pass_lower_vector_ssa): Likewise.
19830 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19832 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19834 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19836 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19838 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19839 logical and signext.
19841 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19844 * config/sh/predicates.md (arith_operand): Check if the operand
19845 of TRUNCATE is a REG.
19847 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19849 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19850 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19852 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19854 * tree-iterator.c (tsi_split_statement_list_after,
19855 tsi_split_statement_list_before): Remove.
19856 * tree-iterator.h: Remove the prototypes for
19857 tsi_split_statement_list_after and tsi_split_statement_list_before.
19859 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19861 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19862 * tree-ssa-propagate.h: Remove the prototype for
19863 stmt_makes_single_load.
19865 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19867 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19868 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19870 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19872 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19874 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19876 * except.c (eh_region_outer_p): Remove.
19877 * except.h: Remove the prototype for eh_region_outer_p.
19879 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19881 * function.c (current_function_assembler_name): Remove.
19882 * function.h: Remove the prototype for
19883 current_function_assembler_name.
19885 2009-04-16 Ian Lance Taylor <iant@google.com>
19887 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19888 (add_reg_note): Call alloc_reg_note.
19889 * rtl.h (alloc_reg_note): Declare.
19890 * combine.c (try_combine): Use alloc_reg_note.
19891 (recog_for_combine, move_deaths): Likewise.
19892 (distribute_notes): Use alloc_reg_note and add_reg_note.
19893 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19894 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19895 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19897 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19899 PR rtl-optimization/39762
19900 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19901 ira_may_move_out_cost): Add comments about way of their usage.
19902 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19904 * ira-conflicts.c (process_regs_for_copy): Use function
19905 ira_get_register_move_cost instead of global
19906 ira_register_move_cost.
19908 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19909 color_pass, move_spill_restore, update_curr_costs): Ditto.
19911 * ira-lives.c (process_single_reg_class_operands): Ditto.
19913 * ira-emit.c (emit_move_list): Ditto.
19915 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19916 (record_reg_classes): Ditto. Use functions
19917 ira_get_register_move_cost and ira_get_may_move_cost instead of
19918 global vars ira_register_move_cost, ira_may_move_out_cost and
19919 ira_may_move_in_cost.
19920 (record_address_regs): Don't call ira_init_register_move_cost.
19921 Use function ira_get_may_move_cost instead of global
19922 ira_may_move_in_cost.
19923 (process_bb_node_for_hard_reg_moves): Use function
19924 ira_get_register_move_cost instead of global ira_register_move_cost.
19925 (ira_costs): Don't call ira_init_register_move_cost.
19927 2009-04-16 Richard Guenther <rguenther@suse.de>
19929 * tree-cfg.c (verify_gimple_assign_binary):
19930 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19931 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19932 (create_general_new_stmt): Note that this function is broken.
19934 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19936 * common.opt (fhelp): Add Var(help_flag).
19937 * gcc-plugin.h (plugin_info): Add help.
19938 * plugin.c (plugin_name_args): Add help.
19939 (register_plugin_info): Set plugin->help.
19940 (print_help_one_plugin): New.
19941 (print_plugins_help): New.
19942 * plugin.h (print_plugins_help): New.
19943 * toplev.c (toplev_main): Call print_plugins_help if needed.
19945 2009-04-16 Richard Guenther <rguenther@suse.de>
19947 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19948 (gimple_ior_addresses_taken_1): New function.
19949 (gimple_ior_addresses_taken): Likewise.
19950 * gimple.h (struct gimple_statement_with_ops_base): Remove
19951 addresses_taken member.
19952 (gimple_ior_addresses_taken): Declare.
19953 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19954 gimple_set_addresses_taken): Remove.
19955 * ipa-reference.c (mark_address): New function.
19956 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19957 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19958 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19959 (gimple_add_to_addresses_taken): Remove.
19960 (get_tmr_operands): Call mark_address_taken.
19961 (get_asm_expr_operands): Likewise.
19962 (get_expr_operands): Likewise.
19963 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19964 (free_stmt_operands): Do not free it.
19965 * tree-ssa.c (delete_tree_ssa): Likewise.
19966 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19968 2009-04-16 Richard Guenther <rguenther@suse.de>
19970 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19971 (walk_stmt_load_store_ops): Likewise.
19972 * gimple.c (get_base_loadstore): New function.
19973 (walk_stmt_load_store_addr_ops): Likewise.
19974 (walk_stmt_load_store_ops): Likewise.
19975 * ipa-pure-const.c (check_op): Simplify.
19976 (check_load, check_store): New functions.
19977 (check_stmt): Use walk_stmt_load_store_ops.
19978 * ipa-reference.c (mark_load): Adjust signature.
19979 (mark_store): Likewise.
19980 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19982 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19984 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19985 (plugin_info): New.
19986 * opts.c (common_handle_option): Don't call print_version.
19987 * plugin.c (plugin_name_args): Add version.
19988 (register_plugin_info): New.
19989 (register_callback): Handle PLUGIN_INFO.
19990 (try_init_one_plugin): New.
19991 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19993 (finalize_one_plugin): New.
19994 (finalize_plugins): New.
19995 (print_one_plugin): New.
19996 (print_plugins_versions): New.
19997 * plugin.h (print_plugins_versions): New.
19998 (finalize_plugins): New.
19999 * toplev.c (compile_file): Don't call initialize_plugins.
20000 (print_version): Call print_plugins_versions.
20001 (toplev_main): Call initialize_plugins. Print version if needed.
20002 Call finalize_plugins.
20004 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20006 * common.opt (fversion): New.
20007 * gcc.c (print_version): New.
20008 (process_command): Don't print the version. Just set print_version.
20009 (main): Print version. Call subprocesses if print_version and
20010 verbose_flag are set.
20011 * opts.c (common_handle_option): Handle OPT_fversion.
20013 2009-04-16 Richard Guenther <rguenther@suse.de>
20014 Ira Rosen <irar@il.ibm.com>
20016 PR tree-optimization/39698
20017 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
20018 type of the reduction variable. Only generate the def if
20021 * omp-low.c (expand_omp_for_generic): When converting to a pointer
20022 make sure to first convert to an integer of the same precision.
20023 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
20024 the type of the evolution correctly in computing the new
20025 induction variable base.
20027 2009-04-16 Richard Guenther <rguenther@suse.de>
20029 PR middle-end/39625
20030 * tree-cfg.c (make_blocks): Split statements with to-be
20031 abnormal SSA names on the lhs.
20033 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
20035 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
20036 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
20037 * c-typeck.c (really_start_incremental_init): Likewise.
20038 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
20039 (TARGET_INITIALIZER): Remove it.
20040 * target.h (struct target): Remove vector_opaque_p.
20041 * tree.c (build_opaque_vector_type): New.
20042 * tree.h (TYPE_VECTOR_OPAQUE): New.
20043 (build_opaque_vector_type): Declare.
20044 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
20045 * config/rs6000/rs6000.c (build_opaque_vector_type,
20046 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
20047 (rs6000_init_builtins): Use build_opaque_vector_type for
20048 opaque_V4SI_type_node.
20050 2009-04-15 Catherine Moore <clm@codesourcery.com>
20052 * debug.h (set_name): Declare.
20053 * dwarf2out.c (dwarf2out_set_name): Declare.
20054 (dwarf2_debug_hooks): Add set_name.
20055 (find_AT_string): New.
20056 (add_AT_string): Call find_AT_string.
20057 (dwarf2out_set_name): New.
20058 * cp/decl.c (grokdeclarator): Call set_name.
20059 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
20060 * debug.c (do_nothing_debug_hooks): Likewise.
20061 * dbxout.c (dbx_debug_hooks): Likewise.
20062 * sdbout.c (sdb_debug_hooks): Likewise.
20064 2009-04-15 Michael Eager <eager@eagercon.com>
20066 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
20067 reg for single-precision FPU.
20068 * config/rs6000/rs6000.md (movsi_internal1): Only for
20069 !TARGET_SINGLE_FPU.
20070 (movsi_internal1_single): New. Add pattern to move SI values to/from
20071 single-precision FP regs.
20073 2009-04-15 Richard Guenther <rguenther@suse.de>
20075 * omp-low.c (lower_rec_input_clauses): Build correct address
20077 (expand_omp_for_generic): Fix multiplication type.
20078 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
20079 (generate_memset_zero): Fix types.
20080 * tree-profile.c (prepare_instrumented_value): Correctly
20083 2009-04-15 Ian Lance Taylor <iant@google.com>
20085 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
20086 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
20087 for -Wall and for -Wc++-compat.
20088 (c_common_post_options): For C++, set warn_enum_compare if not
20090 * c-tree.h (struct c_expr): Add field original_type.
20091 (build_external_ref): Update declaration.
20092 * c-parser.c (c_parser_braced_init): Set original_type.
20093 (c_parser_initelt): Likewise.
20094 (c_parser_expr_no_commas): Likewise.
20095 (c_parser_conditional_expression): Likewise.
20096 (c_parser_cast_expression): Likewise.
20097 (c_parser_unary_expression): Likewise. Pull setting of
20098 original_code to top of function.
20099 (c_parser_sizeof_expression): Set original_type.
20100 (c_parser_alignof_expression): Likewise.
20101 (c_parser_postfix_expression): Likewise. Pull setting of
20102 original_code to top of function.
20103 (c_parser_postfix_expression_after_paren_type): Set original_type.
20104 (c_parser_postfix_expression_after_primary): Likewise.
20105 (c_parser_expression): Likewise.
20106 * c-typeck.c (build_external_ref): Add type parameter. Change all
20108 (c_expr_sizeof_expr): Set original_type field.
20109 (parser_build_unary_op): Likewise.
20110 (parser_build_binary_op): Likewise. Optionally warn about
20111 comparisons of enums of different types.
20112 (digest_init): Set original_type field.
20113 (really_start_incremental_init): Likewise.
20114 (push_init_level, pop_init_level): Likewise.
20115 * doc/invoke.texi (Warning Options): -Wenum-compare now
20118 2009-04-15 Richard Guenther <rguenther@suse.de>
20120 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
20121 out a necessary conversion.
20122 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
20123 names we didn't value number.
20124 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
20126 2009-04-15 Richard Guenther <rguenther@suse.de>
20128 PR tree-optimization/39764
20129 * tree-ssa-ccp.c (get_value): Canonicalize value with
20130 canonicalize_float_value.
20132 2009-04-15 Jan Hubicka <jh@suse.cz>
20134 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
20135 Wrong version of patch.
20137 2009-04-15 Jan Hubicka <jh@suse.cz>
20139 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
20141 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
20143 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
20144 our distinct integral and vector types.
20146 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
20148 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
20149 * init.c (build_vtbl_address): Remove call to assemble_external.
20151 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
20153 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
20154 output for other floating point modes.
20156 2009-04-14 Diego Novillo <dnovillo@google.com>
20158 * diagnostic.c (diagnostic_report_diagnostic): Do not
20159 warn about loaded plugins for DK_ERROR and DK_WARNING.
20160 * c-decl.c (declspecs_add_type): Move call to
20161 invoke_plugin_callbacks ...
20162 * c-parser.c (c_parser_declspecs): ... here.
20163 * plugin.c (dump_active_plugins): Tidy output.
20165 2009-04-14 Diego Novillo <dnovillo@google.com>
20166 Le-Chun Wu <lcwu@google.com>
20168 * configure.ac: Add --enable-plugin support.
20169 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
20170 * Makefile.in (PLUGIN_H): Define.
20171 Export ENABLE_PLUGIN and GMPINC to site.exp.
20172 Add PLUGINLIBS to link command.
20173 Add/modify dependencies for plugin.o and files including plugin.h.
20175 * config.in: Regenerate.
20177 * opts.c (common_handle_option): Handle OPT_fplugin_ and
20180 2009-04-14 Le-Chun Wu <lcwu@google.com>
20182 * tree-pass.h (register_one_dump_file): Add a prototype for
20183 register_one_dump_file.
20184 * toplev.c (compile_file): Call initialize_plugins.
20185 (do_compile): Call invoke_plugin_callbacks.
20186 (toplev_main): Call invoke_plugin_callbacks.
20187 * common.opt: Add -fplugin= and -fplugin-arg-.
20188 * gcc-plugin.h: New public header file for plugins to include.
20189 * plugin.c: New source file.
20190 * plugin.h: New internal header file.
20191 * passes.c (register_one_dump_file): Make it external.
20193 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
20195 2009-04-14 Diego Novillo <dnovillo@google.com>
20197 * doc/plugins.texi: New.
20198 * doc/gccint.texi: Add reference to Plugins chapter.
20199 * doc/invoke.texi: Document -fplugin and -fplugin-arg
20200 * diagnostic.c (diagnostic_report_diagnostic): Warn about
20201 loaded plugins, if any.
20202 * timevar.def (TV_PLUGIN_INIT): Define.
20203 (TV_PLUGIN_RUN): Define.
20204 * plugin.c: Include timevar.h
20205 (plugins_active_p): New.
20206 (dump_active_plugins): New.
20207 (debug_active_plugins): New.
20209 2009-04-14 Joseph Myers <joseph@codesourcery.com>
20211 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
20213 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
20215 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
20217 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
20218 the same as a minus without a shift.
20220 2009-04-14 Nick Clifton <nickc@redhat.com>
20222 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
20223 comparisons with small integers will always produce a short
20226 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
20229 2008-12-19 Diego Novillo <dnovillo@google.com>
20231 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
20233 2009-04-14 Richard Guenther <rguenther@suse.de>
20235 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
20237 (verify_gimple_assign_binary): Likewise. Handle shifts and
20239 (verify_gimple_phi): Print the mismatched argument position.
20240 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20242 (vect_update_init_of_dr): Likewise.
20243 * matrix-reorg.c (transform_access_sites): Do what the
20245 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
20247 2009-04-13 Michael Eager <eager@eagercon.com>
20249 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
20250 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
20251 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
20252 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
20253 remove duplicate config
20255 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20257 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
20258 file_name:line_number type locator of the call site.
20260 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
20262 * genautomata.c: Put blank after comma.
20263 (automaton_decls): New.
20264 (struct unit_usage): Add comments to member next.
20265 (store_alt_unit_usage): Keep the list ordered.
20266 (unit_present_on_list_p, equal_alternatives_p): New.
20267 (check_regexp_units_distribution): Check units distribution
20268 correctness correctly.
20269 (main): Don't write automata if error is found. Return correct
20272 * config/m68k/cf.md (cfv4_ds): Remove.
20273 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
20274 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
20276 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
20277 power4-load-ext, power4-store, power4-store-update,
20278 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
20279 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
20280 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
20281 power4-sqrt, power4-isync): Modify reservation to make correct
20282 unit distribution to automata.
20284 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
20285 power5-store-update, power5-two, power5-three, power5-lmul,
20286 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
20288 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
20290 * except.c (pass_set_nothrow_function_flags): Set name and add
20292 (set_nothrow_function_flags): Mention in the dump file when
20293 changing a function to nothrow.
20295 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
20298 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
20299 instead of unsigned long.
20301 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20303 * config/arm/arm.c (return_used_this_function): Remove.
20304 (arm_output_function_prologue): Remove use of
20305 return_used_this_function.
20306 (output_return_instruction): Replace use of
20307 return_used_this_function
20308 by cfun->machine->return_used_this_function.
20309 (arm_output_epilogue): Likewise.
20310 (arm_output_function_epilogue): Likewise.
20311 (thumb_unexpanded_epilogue): Likewise.
20312 * config/arm/arm.h (struct machine_function):
20313 New member return_used_this_function.
20315 2009-04-12 Mark Mitchell <mark@codesourcery.com>
20317 * doc/install.texi: Correct description of default directory for
20318 --with-gxx-include-dir.
20320 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
20322 * fold-const.c (build_range_check): Properly deal with enumeral and
20323 boolean base types.
20325 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
20327 * doc/invoke.texi (max_gcse_passes): Remove documentation.
20328 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
20329 * params.h (MAX_GCSE_PASSES): Remove.
20330 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
20331 in sequence. Remove ability to run multiple passes.
20332 (bypass_jumps): Report run as third CPROP pass.
20334 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
20336 PR middle-end/39651
20337 * except.c (can_throw_external): Look at each insn in a SEQUENCE
20338 when deciding whether the whole SEQUENCE can throw.
20340 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
20343 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
20344 offseted label references.
20346 2009-04-11 Jan Hubicka <jh@suse.cz>
20348 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
20350 2009-04-11 Richard Guenther <rguenther@suse.de>
20352 PR middle-end/39732
20353 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
20354 return variables as TREE_ADDRESSABLE.
20356 2009-04-11 Richard Guenther <rguenther@suse.de>
20358 PR tree-optimization/39713
20359 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
20360 reference trees have SSA_NAME operands.
20362 2009-04-11 Richard Guenther <rguenther@suse.de>
20365 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
20366 address expressions.
20368 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
20370 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
20371 match changes in Cygwin 1.7
20372 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
20373 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
20375 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20377 PR tree-optimization/39701
20378 * doc/invoke.texi (Optimization Options): Document change in
20379 meaning and initialization of -fdelete-null-pointer-checks.
20381 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20383 PR middle-end/39701
20384 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
20386 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
20389 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
20391 2009-04-10 Chao-ying Fu <fu@mips.com>
20393 * doc/tm.texi (Instruction Output): Document
20394 TARGET_ASM_FINAL_POSTSCAN_INSN.
20395 * target.h (final_postscan_insn): New field in asm_out.
20396 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20397 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
20398 * final.c (final_scan_insn): Call
20399 targetm.asm_out.final_postscan_insn after outputting
20400 an asm macro and a normal instruction.
20402 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
20403 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
20404 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
20405 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
20406 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20408 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20410 PR middle-end/39701
20411 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
20412 variables as non-NULL even with -fdelete-null-pointer-checks.
20414 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20416 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
20418 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
20421 * config/i386/i386.c (classify_argument): Handle SCmode with
20422 (bit_offset % 64) != 0.
20424 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
20426 * doc/invoke.texi (Optimize Options): Add cross-reference to
20427 -Q --help=optimizers examples.
20429 2009-04-10 Ben Elliston <bje@au.ibm.com>
20432 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
20433 regalign for the reg == fpr and TDmode case.
20435 2009-04-09 David Ayers <ayers@fsfe.org>
20438 * objc/objc-act.c (warn_with_method): Remove helper function.
20439 (check_duplicates): Call warning and inform directly.
20440 (really_start_method): Likewise.
20442 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20444 * expmed.c (expand_divmod): Always use a comparison for a division
20445 by a large unsigned integer.
20447 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
20448 for things others than variables or functions as nonzero.
20450 2009-04-09 Nick Clifton <nickc@redhat.com>
20452 * unwind-compat.c: Change copyright header to refer to version
20453 3 of the GNU General Public License with version 3.1 of the
20454 GCC Runtime Library Exception and to point readers at the
20455 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
20456 * config/alpha/crtfastmath.c: Likewise.
20457 * config/alpha/linux-unwind.h: Likewise.
20458 * config/alpha/qrnnd.asm: Likewise.
20459 * config/alpha/vms-crt0-64.c: Likewise.
20460 * config/alpha/vms-crt0.c: Likewise.
20461 * config/alpha/vms-dwarf2.asm: Likewise.
20462 * config/alpha/vms-dwarf2eh.asm: Likewise.
20463 * config/alpha/vms-psxcrt0-64.c: Likewise.
20464 * config/alpha/vms-psxcrt0.c: Likewise.
20465 * config/alpha/vms_tramp.asm: Likewise.
20466 * config/arc/initfini.c: Likewise.
20467 * config/arc/lib1funcs.asm: Likewise.
20468 * config/arm/bpabi-v6m.S: Likewise.
20469 * config/arm/bpabi.S: Likewise.
20470 * config/arm/bpabi.c: Likewise.
20471 * config/arm/crti.asm: Likewise.
20472 * config/arm/crtn.asm: Likewise.
20473 * config/arm/ieee754-df.S: Likewise.
20474 * config/arm/ieee754-sf.S: Likewise.
20475 * config/arm/lib1funcs.asm: Likewise.
20476 * config/arm/libunwind.S: Likewise.
20477 * config/arm/linux-atomic.c: Likewise.
20478 * config/arm/mmintrin.h: Likewise.
20479 * config/arm/pr-support.c: Likewise.
20480 * config/arm/unaligned-funcs.c: Likewise.
20481 * config/arm/unwind-arm.c: Likewise.
20482 * config/arm/unwind-arm.h: Likewise.
20483 * config/avr/libgcc.S: Likewise.
20484 * config/bfin/crti.s: Likewise.
20485 * config/bfin/crtlibid.s: Likewise.
20486 * config/bfin/crtn.s: Likewise.
20487 * config/bfin/lib1funcs.asm: Likewise.
20488 * config/bfin/linux-unwind.h: Likewise.
20489 * config/cris/arit.c: Likewise.
20490 * config/cris/cris_abi_symbol.c: Likewise.
20491 * config/darwin-64.c: Likewise.
20492 * config/darwin-crt2.c: Likewise.
20493 * config/darwin-crt3.c: Likewise.
20494 * config/darwin.h: Likewise.
20495 * config/dbxelf.h: Likewise.
20496 * config/dfp-bit.c: Likewise.
20497 * config/dfp-bit.h: Likewise.
20498 * config/elfos.h: Likewise.
20499 * config/fixed-bit.c: Likewise.
20500 * config/fixed-bit.h: Likewise.
20501 * config/fp-bit.c: Likewise.
20502 * config/fp-bit.h: Likewise.
20503 * config/fr30/crti.asm: Likewise.
20504 * config/fr30/crtn.asm: Likewise.
20505 * config/fr30/lib1funcs.asm: Likewise.
20506 * config/freebsd-spec.h: Likewise.
20507 * config/frv/cmovd.c: Likewise.
20508 * config/frv/cmovh.c: Likewise.
20509 * config/frv/cmovw.c: Likewise.
20510 * config/frv/frvbegin.c: Likewise.
20511 * config/frv/frvend.c: Likewise.
20512 * config/frv/lib1funcs.asm: Likewise.
20513 * config/glibc-stdint.h: Likewise.
20514 * config/h8300/clzhi2.c: Likewise.
20515 * config/h8300/crti.asm: Likewise.
20516 * config/h8300/crtn.asm: Likewise.
20517 * config/h8300/ctzhi2.c: Likewise.
20518 * config/h8300/fixunssfsi.c: Likewise.
20519 * config/h8300/lib1funcs.asm: Likewise.
20520 * config/h8300/parityhi2.c: Likewise.
20521 * config/h8300/popcounthi2.c: Likewise.
20522 * config/i386/ammintrin.h: Likewise.
20523 * config/i386/att.h: Likewise.
20524 * config/i386/avxintrin.h: Likewise.
20525 * config/i386/biarch64.h: Likewise.
20526 * config/i386/bmmintrin.h: Likewise.
20527 * config/i386/cpuid.h: Likewise.
20528 * config/i386/cross-stdarg.h: Likewise.
20529 * config/i386/crtfastmath.c: Likewise.
20530 * config/i386/crtprec.c: Likewise.
20531 * config/i386/cygming-crtbegin.c: Likewise.
20532 * config/i386/cygming-crtend.c: Likewise.
20533 * config/i386/cygwin.asm: Likewise.
20534 * config/i386/emmintrin.h: Likewise.
20535 * config/i386/gmm_malloc.h: Likewise.
20536 * config/i386/gthr-win32.c: Likewise.
20537 * config/i386/i386.h: Likewise.
20538 * config/i386/immintrin.h: Likewise.
20539 * config/i386/linux-unwind.h: Likewise.
20540 * config/i386/linux64.h: Likewise.
20541 * config/i386/mm3dnow.h: Likewise.
20542 * config/i386/mmintrin-common.h: Likewise.
20543 * config/i386/mmintrin.h: Likewise.
20544 * config/i386/nmmintrin.h: Likewise.
20545 * config/i386/pmm_malloc.h: Likewise.
20546 * config/i386/pmmintrin.h: Likewise.
20547 * config/i386/smmintrin.h: Likewise.
20548 * config/i386/sol2-c1.asm: Likewise.
20549 * config/i386/sol2-ci.asm: Likewise.
20550 * config/i386/sol2-cn.asm: Likewise.
20551 * config/i386/sol2-gc1.asm: Likewise.
20552 * config/i386/tmmintrin.h: Likewise.
20553 * config/i386/unix.h: Likewise.
20554 * config/i386/w32-unwind.h: Likewise.
20555 * config/i386/wmmintrin.h: Likewise.
20556 * config/i386/x86-64.h: Likewise.
20557 * config/i386/x86intrin.h: Likewise.
20558 * config/i386/xmmintrin.h: Likewise.
20559 * config/ia64/crtbegin.asm: Likewise.
20560 * config/ia64/crtend.asm: Likewise.
20561 * config/ia64/crtfastmath.c: Likewise.
20562 * config/ia64/crti.asm: Likewise.
20563 * config/ia64/crtn.asm: Likewise.
20564 * config/ia64/fde-glibc.c: Likewise.
20565 * config/ia64/lib1funcs.asm: Likewise.
20566 * config/ia64/linux-unwind.h: Likewise.
20567 * config/ia64/quadlib.c: Likewise.
20568 * config/ia64/unwind-ia64.c: Likewise.
20569 * config/linux.h: Likewise.
20570 * config/m32c/m32c-lib1.S: Likewise.
20571 * config/m32c/m32c-lib2-trapv.c: Likewise.
20572 * config/m32c/m32c-lib2.c: Likewise.
20573 * config/m32r/initfini.c: Likewise.
20574 * config/m68hc11/larith.asm: Likewise.
20575 * config/m68hc11/m68hc11-crt0.S: Likewise.
20576 * config/m68k/cf.md: Likewise.
20577 * config/m68k/crti.s: Likewise.
20578 * config/m68k/crtn.s: Likewise.
20579 * config/m68k/lb1sf68.asm: Likewise.
20580 * config/m68k/linux-unwind.h: Likewise.
20581 * config/mcore/crti.asm: Likewise.
20582 * config/mcore/crtn.asm: Likewise.
20583 * config/mcore/lib1.asm: Likewise.
20584 * config/mips/linux-unwind.h: Likewise.
20585 * config/mips/loongson.h: Likewise.
20586 * config/mips/mips16.S: Likewise.
20587 * config/mmix/crti.asm: Likewise.
20588 * config/mmix/crtn.asm: Likewise.
20589 * config/pa/fptr.c: Likewise.
20590 * config/pa/hpux-unwind.h: Likewise.
20591 * config/pa/lib2funcs.asm: Likewise.
20592 * config/pa/linux-atomic.c: Likewise.
20593 * config/pa/linux-unwind.h: Likewise.
20594 * config/pa/milli64.S: Likewise.
20595 * config/pa/quadlib.c: Likewise.
20596 * config/pa/stublib.c: Likewise.
20597 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20598 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20599 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20600 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20601 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20602 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20603 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20604 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20605 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20606 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20607 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20608 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20609 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20610 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20611 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20612 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20613 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20614 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20615 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20616 * config/rs6000/750cl.h: Likewise.
20617 * config/rs6000/altivec.h: Likewise.
20618 * config/rs6000/biarch64.h: Likewise.
20619 * config/rs6000/crtresfpr.asm: Likewise.
20620 * config/rs6000/crtresgpr.asm: Likewise.
20621 * config/rs6000/crtresxfpr.asm: Likewise.
20622 * config/rs6000/crtresxgpr.asm: Likewise.
20623 * config/rs6000/crtsavfpr.asm: Likewise.
20624 * config/rs6000/crtsavgpr.asm: Likewise.
20625 * config/rs6000/darwin-asm.h: Likewise.
20626 * config/rs6000/darwin-fallback.c: Likewise.
20627 * config/rs6000/darwin-fpsave.asm: Likewise.
20628 * config/rs6000/darwin-ldouble.c: Likewise.
20629 * config/rs6000/darwin-tramp.asm: Likewise.
20630 * config/rs6000/darwin-unwind.h: Likewise.
20631 * config/rs6000/darwin-vecsave.asm: Likewise.
20632 * config/rs6000/darwin-world.asm: Likewise.
20633 * config/rs6000/e500crtres32gpr.asm: Likewise.
20634 * config/rs6000/e500crtres64gpr.asm: Likewise.
20635 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20636 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20637 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20638 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20639 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20640 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20641 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20642 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20643 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20644 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20645 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20646 * config/rs6000/eabi-ci.asm: Likewise.
20647 * config/rs6000/eabi-cn.asm: Likewise.
20648 * config/rs6000/eabi.asm: Likewise.
20649 * config/rs6000/linux-unwind.h: Likewise.
20650 * config/rs6000/linux64.h: Likewise.
20651 * config/rs6000/paired.h: Likewise.
20652 * config/rs6000/paired.md: Likewise.
20653 * config/rs6000/ppc64-fp.c: Likewise.
20654 * config/rs6000/ppu_intrinsics.h: Likewise.
20655 * config/rs6000/rs6000.h: Likewise.
20656 * config/rs6000/si2vmx.h: Likewise.
20657 * config/rs6000/sol-ci.asm: Likewise.
20658 * config/rs6000/sol-cn.asm: Likewise.
20659 * config/rs6000/spe.h: Likewise.
20660 * config/rs6000/spu2vmx.h: Likewise.
20661 * config/rs6000/sysv4.h: Likewise.
20662 * config/rs6000/tramp.asm: Likewise.
20663 * config/rs6000/vec_types.h: Likewise.
20664 * config/s390/linux-unwind.h: Likewise.
20665 * config/s390/tpf-unwind.h: Likewise.
20666 * config/score/crti.asm: Likewise.
20667 * config/score/crtn.asm: Likewise.
20668 * config/sh/crt1.asm: Likewise.
20669 * config/sh/crti.asm: Likewise.
20670 * config/sh/crtn.asm: Likewise.
20671 * config/sh/divtab-sh4-300.c: Likewise.
20672 * config/sh/divtab-sh4.c: Likewise.
20673 * config/sh/divtab.c: Likewise.
20674 * config/sh/lib1funcs-4-300.asm: Likewise.
20675 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20676 * config/sh/lib1funcs.asm: Likewise.
20677 * config/sh/lib1funcs.h: Likewise.
20678 * config/sh/linux-atomic.asm: Likewise.
20679 * config/sh/linux-unwind.h: Likewise.
20680 * config/sh/shmedia.h: Likewise.
20681 * config/sh/sshmedia.h: Likewise.
20682 * config/sh/ushmedia.h: Likewise.
20683 * config/sparc/crtfastmath.c: Likewise.
20684 * config/sparc/linux-unwind.h: Likewise.
20685 * config/sparc/sol2-c1.asm: Likewise.
20686 * config/sparc/sol2-ci.asm: Likewise.
20687 * config/sparc/sol2-cn.asm: Likewise.
20688 * config/spu/divmodti4.c: Likewise.
20689 * config/spu/divv2df3.c: Likewise.
20690 * config/spu/float_disf.c: Likewise.
20691 * config/spu/float_unsdidf.c: Likewise.
20692 * config/spu/float_unsdisf.c: Likewise.
20693 * config/spu/float_unssidf.c: Likewise.
20694 * config/spu/mfc_multi_tag_release.c: Likewise.
20695 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20696 * config/spu/mfc_tag_release.c: Likewise.
20697 * config/spu/mfc_tag_reserve.c: Likewise.
20698 * config/spu/mfc_tag_table.c: Likewise.
20699 * config/spu/multi3.c: Likewise.
20700 * config/spu/spu_internals.h: Likewise.
20701 * config/spu/spu_intrinsics.h: Likewise.
20702 * config/spu/spu_mfcio.h: Likewise.
20703 * config/spu/vec_types.h: Likewise.
20704 * config/spu/vmx2spu.h: Likewise.
20705 * config/stormy16/stormy16-lib2.c: Likewise.
20706 * config/svr4.h: Likewise.
20707 * config/sync.c: Likewise.
20708 * config/v850/lib1funcs.asm: Likewise.
20709 * config/vxlib-tls.c: Likewise.
20710 * config/vxlib.c: Likewise.
20711 * config/vxworks-dummy.h: Likewise.
20712 * config/xtensa/crti.asm: Likewise.
20713 * config/xtensa/crtn.asm: Likewise.
20714 * config/xtensa/ieee754-df.S: Likewise.
20715 * config/xtensa/ieee754-sf.S: Likewise.
20716 * config/xtensa/lib1funcs.asm: Likewise.
20717 * config/xtensa/lib2funcs.S: Likewise.
20718 * config/xtensa/linux-unwind.h: Likewise.
20719 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20720 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20721 * coretypes.h: Likewise.
20722 * crtstuff.c: Likewise.
20723 * defaults.h: Likewise.
20724 * dwarf2.h: Likewise.
20725 * emutls.c: Likewise.
20726 * gbl-ctors.h: Likewise.
20727 * gcov-io.h: Likewise.
20728 * ginclude/float.h: Likewise.
20729 * ginclude/iso646.h: Likewise.
20730 * ginclude/stdarg.h: Likewise.
20731 * ginclude/stdbool.h: Likewise.
20732 * ginclude/stddef.h: Likewise.
20733 * ginclude/stdfix.h: Likewise.
20734 * ginclude/stdint-gcc.h: Likewise.
20735 * ginclude/tgmath.h: Likewise.
20736 * gthr-aix.h: Likewise.
20737 * gthr-dce.h: Likewise.
20738 * gthr-gnat.c: Likewise.
20739 * gthr-gnat.h: Likewise.
20740 * gthr-lynx.h: Likewise.
20741 * gthr-mipssde.h: Likewise.
20742 * gthr-nks.h: Likewise.
20743 * gthr-posix.c: Likewise.
20744 * gthr-posix.h: Likewise.
20745 * gthr-posix95.h: Likewise.
20746 * gthr-rtems.h: Likewise.
20747 * gthr-single.h: Likewise.
20748 * gthr-solaris.h: Likewise.
20749 * gthr-tpf.h: Likewise.
20750 * gthr-vxworks.h: Likewise.
20751 * gthr-win32.h: Likewise.
20752 * gthr.h: Likewise.
20753 * libgcc2.c: Likewise.
20754 * libgcc2.h: Likewise.
20755 * libgcov.c: Likewise.
20756 * tsystem.h: Likewise.
20757 * typeclass.h: Likewise.
20758 * unwind-c.c: Likewise.
20759 * unwind-compat.h: Likewise.
20760 * unwind-dw2-fde-compat.c: Likewise.
20761 * unwind-dw2-fde-darwin.c: Likewise.
20762 * unwind-dw2-fde-glibc.c: Likewise.
20763 * unwind-dw2-fde.c: Likewise.
20764 * unwind-dw2-fde.h: Likewise.
20765 * unwind-dw2.c: Likewise.
20766 * unwind-dw2.h: Likewise.
20767 * unwind-generic.h: Likewise.
20768 * unwind-pe.h: Likewise.
20769 * unwind-sjlj.c: Likewise.
20770 * unwind.inc: Likewise.
20771 * config/arm/neon-gen.ml: Change generated copyright header to
20772 refer to version 3 of the GNU General Public License with
20773 version 3.1 of the GCC Runtime Library Exception and to point
20774 readers at the COPYING3 and COPYING3.RUNTIME files and the
20775 FSF's license web page.
20776 * config/arm/arm_neon.h: Regenerate.
20778 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20780 * config/cris/cris.md: Change copyright header to refer to version
20781 3 of the GNU General Public License.
20782 * doc/install.texi2html: Change copyright header to refer to version
20783 3 of the GNU General Public License and to point readers at the
20784 COPYING3 file and the FSF's license web page.
20785 * config/vax/linux.h: Likewise.
20787 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20789 * config/i386/i386.md (cmpcc): New.
20790 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20791 (sync_compare_and_swap_cc*): Delete.
20793 * config/s390/s390.c (s390_compare_emitted): Remove.
20794 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20795 s390_compare_emitted used to be handled. Assert that modes match.
20796 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20797 refer to sync_compare_and_swap_ccsi.
20798 * config/s390/s390.h (s390_compare_emitted): Remove.
20799 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20800 instead of s390_compare_emitted.
20801 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20802 instead of s390_compare_emitted.
20803 * config/s390/s390.md (cmpcc): New.
20804 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20805 CC_REGNUM, do not pretend it's set.
20806 (sync_compare_and_swap_cc*): Delete.
20807 * config/s390/predicates.md (cc_reg_operand): New.
20809 * expr.c (sync_compare_and_swap_cc): Delete.
20810 * optabs.h (sync_compare_and_swap_cc): Delete.
20811 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20812 is being used with can_compare_p.
20813 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20814 (find_cc_set): New.
20815 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20816 look for a MODE_CC set instead. Use emit_store_flag.
20817 (expand_compare_and_swap_loop): Likewise, with some additional
20818 complication to avoid a force_reg when useless. Use
20819 emit_cmp_and_jump_insns.
20820 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20821 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20822 sync_compare_and_swap documentation.
20824 2009-04-09 Jan Hubicka <jh@suse.cz>
20826 * except.c (find_prev_try): Break out from ....
20827 (duplicate_eh_regions): ... here; properly update prev_try pointers
20828 when duplication part of tree.
20829 (dump_eh_tree): Improve dumping.
20830 (verify_eh_region): New.
20831 (verify_eh_tree): Use it.
20833 2009-04-06 Richard Guenther <rguenther@suse.de>
20835 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20836 &ARRAY addresses by adjusting their types and prepending
20838 * tree-cfg.c (verify_gimple_assign_single): Verify that
20839 addresses are correct.
20841 2009-04-09 Richard Guenther <rguenther@suse.de>
20843 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20844 indices into an array reference if possible.
20845 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20846 Fold POINTER_PLUS_EXPR statements with invariant address.
20848 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20851 * config.gcc (powerpc64-*-linux*): Always build biarch.
20853 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20856 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20857 it and pedwarn if this results in an INTEGER_CST.
20859 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20861 * doc/install.texi: Update minimum GMP version. Remove obsolete
20862 text in MPFR section.
20864 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20866 * dwarf2out.c (class_scope_p): New static inline.
20867 (class_or_namespace_scope_p): Use it.
20868 (gen_variable_die): Use DW_TAG_member tag for static data member
20869 declarations instead of DW_TAG_variable.
20871 PR middle-end/39573
20872 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20875 2009-04-08 Richard Guenther <rguenther@suse.de>
20877 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20878 valueize random data.
20880 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20882 * config.gcc (aix tm_file): Add aix-stdint.h.
20883 (aix tm clause use_gcc_stdint): Set to wrap.
20884 * config/rs6000/aix-stdint.h: New file.
20886 2009-04-08 Richard Guenther <rguenther@suse.de>
20888 PR middle-end/36291
20889 * tree-dfa.c (add_referenced_var): Do not recurse into
20890 global initializers.
20891 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20893 (fold_const_aggregate_ref): Likewise.
20895 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20897 * recog.c (ordered_comparison_operator): New.
20898 * gensupport.c (std_preds): Add it.
20899 * doc/md.texi (Machine-Independent Predicates): Document it.
20901 2009-04-08 Jan Hubicka <jh@suse.cz>
20903 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20904 * function.h (rtl_eh): Remove exception_handler_label_map.
20905 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20906 remove_exception_handler_label, for_each_eh_label_1): Remove.
20907 (rtl_remove_unreachable_regions): Remove.
20908 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20909 (find_exception_handler_labels): Don't build the hashtable.
20910 (maybe_remove_eh_handler): Remove.
20911 (for_each_eh_label): Rewrite to walk the tree.
20912 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20913 * except.h (maybe_remove_eh_handler): Remove.
20914 * passes.c (init_optimization_passes): Schedule second EH cleanup
20916 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20917 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20919 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20921 * genoutput.c (validate_optab_operands): New.
20922 (gen_insn, gen_expand): Call it.
20924 * genflags.c (gen_insn): Detect misused iterators.
20925 (main): Pass line_no to gen_insn, exit with status 1 on error.
20927 * genextract.c (line_no): Make global.
20928 (VEC_safe_set_locstr): Change assertion to error message.
20929 (main): Exit with status 1 on error.
20931 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20935 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20936 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20937 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20938 * c-convert.c (convert): Do not call fold on results of conversion
20939 functions when the result is a C_MAYBE_CONST_EXPR.
20940 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20941 of __builtin_choose_expr.
20942 * c-typeck.c (remove_c_maybe_const_expr): New.
20943 (build_unary_op, build_conditional_expr, build_compound_expr,
20944 build_binary_op, c_objc_common_truthvalue_conversion): Call
20945 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20948 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20950 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20951 CODE to produce a new one. Add a prototype to use fold_convert_const
20953 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20956 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20957 mix declarations and code.
20959 2009-04-08 Ben Elliston <bje@au.ibm.com>
20961 * gcc.c: Replace `CC' with `GCC' throughout.
20963 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20965 * doc/invoke.texi: Document Atom support.
20967 2009-04-07 Jason Merrill <jason@redhat.com>
20970 * c-common.h, c-common.c: Add flag_pretty_templates.
20971 * c-opts.c (c_common_handle_option): Set it.
20972 * c.opt: Add -fno-pretty-templates.
20973 * doc/invoke.texi (C++ Dialect Options): Likewise.
20975 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20977 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20978 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20979 (ia64_expand_builtin): Likewise.
20981 2009-04-07 Martin Jambor <mjambor@suse.cz>
20983 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20984 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20985 ADDR_EXPRS are include too.
20987 2009-04-07 Richard Guenther <rguenther@suse.de>
20989 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20990 decls are only used if passes as parameters or if they are
20991 local statics and the call is not to a builtin.
20992 (call_may_clobber_ref_p_1): Likewise.
20994 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20996 * expr.c (do_store_flag): Remove last argument. Simplify code
20997 to avoid duplication of tests already done by can_compare_p.
20998 (expand_expr_real_1): Adjust caller.
21000 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21002 * optabs.c (can_compare_p): Test the predicate of a
21003 cbranch and cstore pattern.
21005 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21007 * expr.c (convert_move): Use emit_store_flag instead of
21010 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21012 * config/i386/i386.c (ix86_compare_emitted): Remove.
21013 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
21014 ix86_compare_op0 like ix86_compare_emitted used to be handled.
21015 * config/i386/i386.h (ix86_compare_emitted): Remove.
21016 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
21017 instead of ix86_compare_emitted.
21018 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
21020 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
21022 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
21023 Add t-sysroot-suffix to tmake_file.
21024 * config/print-sysroot-suffix.sh: New file.
21025 * config/t-sysroot-suffix: New file.
21027 2009-04-07 Ben Elliston <bje@au.ibm.com>
21029 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
21030 as the latter produces a warning when the target does not support
21033 2009-04-07 Ben Elliston <bje@au.ibm.com>
21035 * dfp.c: Replace type punning assignments with memcpy throughout.
21036 * Makefile.in (dfp.o-warn): Remove.
21038 2009-04-07 Alan Modra <amodra@bigpond.net.au>
21041 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
21042 Include soft-fp/t-softfp after rs6000/t-linux64.
21044 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
21046 * stor-layout.c (set_sizetype): Use the full precision of their
21047 machine mode for bitsize types.
21049 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
21051 * config/i386/i386.md: Revert 2 accidental checkins.
21053 2009-04-06 Joey Ye <joey.ye@intel.com>
21054 Xuepeng Guo <xuepeng.guo@intel.com>
21055 H.J. Lu <hongjiu.lu@intel.com>
21057 Atom pipeline model, tuning and insn selection.
21058 * config.gcc (atom): Add atom config options and target.
21060 * config/i386/atom.md: New.
21062 * config/i386/i386.c (atom_cost): New cost.
21063 (m_ATOM): New macro flag.
21064 (initial_ix86_tune_features): Set m_ATOM.
21065 (x86_accumulate_outgoing_args): Likewise.
21066 (x86_arch_always_fancy_math_387): Likewise.
21067 (processor_target): Add Atom cost.
21068 (cpu_names): Add Atom cpu name.
21069 (override_options): Set Atom ISA.
21070 (ix86_issue_rate): New case PROCESSOR_ATOM.
21071 (ix86_adjust_cost): Likewise.
21073 * config/i386/i386.h (TARGET_ATOM): New target macro.
21074 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
21075 (TARGET_OPT_AGU): New target option.
21076 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
21077 (processor_type): Add PROCESSOR_ATOM.
21079 * config/i386/i386.md (cpu): Add new value "atom".
21080 (use_carry, movu): New attr.
21081 (atom.md): Include atom.md.
21082 (adddi3_carry_rex64): Set attr "use_carry".
21083 (addqi3_carry): Likewise.
21084 (addhi3_carry): Likewise.
21085 (addsi3_carry): Likewise.
21086 (*addsi3_carry_zext): Likewise.
21087 (subdi3_carry_rex64): Likewise.
21088 (subqi3_carry): Likewise.
21089 (subhi3_carry): Likewise.
21090 (subsi3_carry): Likewise.
21091 (x86_movdicc_0_m1_rex64): Likewise.
21092 (*x86_movdicc_0_m1_se): Likewise.
21093 (x86_movsicc_0_m1): Likewise.
21094 (*x86_movsicc_0_m1_se): Likewise.
21095 (*adddi_1_rex64): Emit add insn as much as possible.
21096 (*addsi_1): Likewise.
21097 (return_internal): Set atom_unit.
21098 (return_internal_long): Likewise.
21099 (return_pop_internal): Likewise.
21100 (*rcpsf2_sse): Set atom_sse_attr attr.
21101 (*qrt<mode>2_sse): Likewise.
21102 (*prefetch_sse): Likewise.
21104 * config/i386/i386-c.c (ix86_target_macros_internal): New case
21106 (ix86_target_macros_internal): Likewise.
21108 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
21109 (*prefetch_sse_rex): Likewise.
21110 (sse_rcpv4sf2): Likewise.
21111 (sse_vmrcpv4sf2): Likewise.
21112 (sse_sqrtv4sf2): Likewise.
21113 (<sse>_vmsqrt<mode>2): Likewise.
21114 (sse_ldmxcsr): Likewise.
21115 (sse_stmxcsr): Likewise.
21116 (*sse_sfence): Likewise.
21117 (sse2_clflush): Likewise.
21118 (*sse2_mfence): Likewise.
21119 (*sse2_lfence): Likewise.
21120 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
21121 (<sse>_movup<ssemodesuffixf2c>): Likewise.
21122 (avx_movdqu<avxmodesuffix>): Likewise.
21123 (avx_lddqu<avxmodesuffix>): Likewise.
21124 (sse2_movntv2di): Change attr "type" to "ssemov".
21125 (sse2_movntsi): Likewise.
21126 (rsqrtv8sf2): Change attr "type" to "sseadd".
21127 (sse3_addsubv2df3): Set attr "atom_unit".
21128 (sse3_h<plusminus_insn>v4sf3): Likewise.
21129 (*sse2_pmaddwd): Likewise.
21130 (*vec_extractv2di_1_rex64): Likewise.
21131 (*vec_extractv2di_1_avx): Likewise.
21132 (sse2_psadbw): Likewise.
21133 (ssse3_phaddwv8hi3): Likewise.
21134 (ssse3_phaddwv4hi3): Likewise.
21135 (ssse3_phadddv4si3): Likewise.
21136 (ssse3_phadddv2si3): Likewise.
21137 (ssse3_phaddswv8hi3): Likewise.
21138 (ssse3_phaddswv4hi3): Likewise.
21139 (ssse3_phsubwv8hi3): Likewise.
21140 (ssse3_phsubwv4hi3): Likewise.
21141 (ssse3_phsubdv4si3): Likewise.
21142 (ssse3_phsubdv2si3): Likewise.
21143 (ssse3_phsubswv8hi3): Likewise.
21144 (ssse3_phsubswv4hi3): Likewise.
21145 (ssse3_pmaddubsw128): Likewise.
21146 (sse3_pmaddubsw: Likewise.
21147 (ssse3_palignrti): Likewise.
21148 (ssse3_palignrdi): Likewise.
21150 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
21152 * doc/install.texi (Specific): Fix two cross-references to MinGW.
21154 2009-04-06 Richard Guenther <rguenther@suse.de>
21156 PR tree-optimization/28868
21157 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
21158 of which PHI results we inserted.
21159 (insert_into_preds_of_block): Record inserted PHIs.
21160 (eliminate): Eliminate redundant PHI nodes.
21161 (init_pre): Init inserted_phi_names.
21163 2009-04-06 Richard Guenther <rguenther@suse.de>
21165 PR tree-optimization/39643
21166 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
21167 IMAGPART_EXPRs of complex constants.
21168 (execute_fold_all_builtins): If we folded a call queue
21169 TODO_update_address_taken.
21171 2009-04-06 Jan Hubicka <jh@suse.cz>
21173 PR middle-end/39659
21174 * except.c (remove_unreachable_regions): Propagate may_contain_throw
21177 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
21179 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
21181 (ic_invalidate_array): Likewise.
21183 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
21185 * calls.c (emit_library_call_value_1): Fix a problem with parameter
21186 alignment for library calls.
21188 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
21190 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
21191 (mingw32 tm clause use_gcc_stdint): Set to wrap.
21192 * config/i386/mingw-stdint.h: New file.
21194 2009-04-05 Richard Guenther <rguenther@suse.de>
21196 PR tree-optimization/39648
21197 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
21198 our &A vs. &A[0] IL deficiencies.
21200 2009-04-04 Jan Hubicka <jh@suse.cz>
21202 * except.c (sjlj_find_directly_reachable_regions): Be ready for
21203 removed toplevel regions.
21204 (sjlj_mark_call_sites): Likewise.
21206 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
21208 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
21209 (cygwin tm clause use_gcc_stdint): Set to wrap.
21210 * config/i386/cygwin-stdint.h: New file.
21212 2009-04-04 Richard Guenther <rguenther@suse.de>
21214 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
21215 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
21216 single-argument PHIs if we are in loop-closed SSA form.
21217 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
21218 for the pre-condition.
21219 (slpeel_tree_peel_loop_to_edge): Likewise.
21220 (vect_build_loop_niters): Take an optional sequence to append stmts.
21221 (vect_generate_tmps_on_preheader): Likewise.
21222 (vect_do_peeling_for_loop_bound): Take extra guards for the
21224 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
21225 the cost model check.
21226 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
21227 guards if we are going to peel. Do not apply versioning in that case.
21228 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
21229 (vect_do_peeling_for_loop_bound): Likewise.
21230 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
21231 loop bound only record extra pre-conditions, do not apply loop
21234 2009-04-04 Richard Guenther <rguenther@suse.de>
21236 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
21239 2009-04-04 Jan Hubicka <jh@suse.cz>
21241 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
21242 last_basic_block for size of bb->index indexed array.
21243 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
21244 compute_out, link_btr_uses, build_btr_def_use_webs,
21245 build_btr_def_use_webs, migrate_btr_defs): Likewise.
21247 2009-04-04 Jan Hubicka <jh@suse.cz>
21249 * except.c (remove_eh_handler_and_replace): Break out from ...
21250 (remove_eh_handler): ... here.
21251 (bring_to_root): New function.
21252 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
21253 handled ones, bring others to root of tree.
21255 2009-04-04 Jan Hubicka <jh@suse.cz>
21257 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
21258 (all_phis_safe_to_merge): New function.
21259 (update_info): New structure.
21260 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
21261 (cleanup_empty_eh): Update SSA if possible.
21263 2009-04-04 Richard Guenther <rguenther@suse.de>
21265 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
21266 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
21267 (append_vuse): Likewise.
21269 2009-04-04 Jakub Jelinek <jakub@redhat.com>
21271 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
21272 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
21273 instead of REG_UNSAVED for DW_CFA_undefined.
21274 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
21275 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
21278 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
21281 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
21283 2009-04-04 Richard Guenther <rguenther@suse.de>
21285 PR tree-optimization/8781
21286 PR tree-optimization/37892
21287 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
21288 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
21289 (valueize_refs): Call it for *& valueizations.
21290 (shared_reference_ops_from_ref): Rename to ...
21291 (valueize_shared_reference_ops_from_ref): ... this and valueize.
21292 (shared_reference_ops_from_call): Rename to ...
21293 (valueize_shared_reference_ops_from_call): ... this and valueize.
21294 (vn_reference_lookup): Update.
21295 (visit_reference_op_call): Likewise.
21296 * tree-ssa-pre.c (phi_translate_1): Fold *&.
21297 (eliminate): Value-replace the call address in call statements.
21299 2009-04-04 Richard Guenther <rguenther@suse.de>
21301 PR tree-optimization/39636
21302 * tree-ssa-forwprop.c
21303 (forward_propagate_addr_into_variable_array_index): Check for
21304 GIMPLE_ASSIGN before accessing the rhs code.
21306 2009-04-03 Jason Merrill <jason@redhat.com>
21308 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
21310 2009-04-03 Steve Ellcey <sje@cup.hp.com>
21312 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
21313 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
21314 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
21315 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
21316 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
21317 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
21318 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
21319 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
21320 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
21321 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
21322 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
21323 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
21324 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
21325 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
21326 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
21327 Use fr_reg_or_fp01_operand instead of fr_register_operand
21329 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
21330 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
21331 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
21333 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
21335 PR rtl-optimization/39607
21336 PR rtl-optimization/39631
21340 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21341 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21342 instead of DF_LR_OUT.
21343 * ira-lives.c (process_bb_node_lives): Ditto.
21344 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21345 instead of DF_LR_{OUT,IN}.
21346 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21347 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21349 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
21351 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
21352 (execute_lower_omp): Always run but take the short way out if -fopenmp
21354 (gate_lower_omp): Remove, forcing the pass manager to always run the
21355 pass and always set PROP_gimple_lomp.
21356 (pass_lower_omp): Remove gate function.
21357 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
21358 PROP_trees. Instead, require it.
21359 * ipa-cp.c (pass_ipa_cp): Likewise.
21360 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
21361 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
21362 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
21363 and PROP_gimple_leh.
21365 2009-04-03 Richard Guenther <rguenther@suse.de>
21367 PR middle-end/13146
21368 PR tree-optimization/23940
21369 PR tree-optimization/33237
21370 PR middle-end/33974
21371 PR middle-end/34093
21372 PR tree-optimization/36201
21373 PR tree-optimization/36230
21374 PR tree-optimization/38049
21375 PR tree-optimization/38207
21376 PR tree-optimization/38230
21377 PR tree-optimization/38301
21378 PR tree-optimization/38585
21379 PR middle-end/38895
21380 PR tree-optimization/38985
21381 PR tree-optimization/39299
21382 * tree-ssa-structalias.h: Remove.
21383 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
21384 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
21385 (struct vuse_element_d): Remove.
21386 (struct vuse_vec_d): Likewise.
21387 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
21388 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
21389 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
21390 VUSE_ELEMENT_VAR): Likewise.
21391 (struct voptype_d): Likewise.
21392 (NUM_VOP_FREE_BUCKETS): Likewise.
21393 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
21394 (struct stmt_operands_d): Remove.
21395 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
21396 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
21397 VDEF_NUM, VDEF_VECT): Likewise.
21398 (copy_virtual_operands): Remove.
21399 (operand_build_cmp): Likewise.
21400 (create_ssa_artificial_load_stmt): Likewise.
21401 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
21402 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
21403 vuse_index and mayuse_index members. Pack and move done and iter_type
21404 members to the front.
21405 (SSA_OP_VMAYUSE): Remove.
21406 (SSA_OP_VIRTUAL_USES): Adjust.
21407 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
21408 (unlink_stmt_vdef): Declare.
21409 (add_to_addressable_set): Remove.
21410 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
21411 (vrp_visit_stmt): Likewise.
21412 * doc/tree-ssa.texi (Alias analysis): Update.
21413 * doc/invoke.texi (max-aliased-vops): Remove docs.
21414 (avg-aliased-vops): Likewise.
21415 * tree-into-ssa.c (syms_to_rename): Remove.
21416 (need_to_update_vops_p): Likewise.
21417 (need_to_initialize_update_ssa_p): Rename to ...
21418 (update_ssa_initialized_fn): ... this. Track function we are
21420 (symbol_marked_for_renaming): Simplify.
21421 (add_new_name_mapping): Do not set need_to_update_vops_p.
21422 (dump_currdefs): Use SYMS_TO_RENAME.
21423 (rewrite_update_stmt): Always walk all uses/defs.
21424 (dump_update_ssa): Adjust.
21425 (init_update_ssa): Take function argument. Track what we are
21427 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
21428 (create_new_def_for): Initialize for cfun, assert we are initialized
21430 (mark_sym_for_renaming): Simplify.
21431 (mark_set_for_renaming): Do not initialize update-ssa.
21432 (need_ssa_update_p): Simplify. Take function argument.
21433 (name_mappings_registered_p): Assert we ask for the correct function.
21434 (name_registered_for_update_p): Likewise.
21435 (ssa_names_to_replace): Likewise.
21436 (release_ssa_name_after_update_ssa): Likewise.
21437 (update_ssa): Likewise. Use SYMS_TO_RENAME.
21438 (dump_decl_set): Do not print a newline.
21439 (debug_decl_set): Do it here.
21440 (dump_update_ssa): And here.
21441 * tree-ssa-loop-im.c (move_computations): Adjust.
21442 (movement_possibility): Likewise.
21443 (determine_max_movement): Likewise.
21444 (gather_mem_refs_stmt): Likewise.
21445 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
21446 or NAME_MEMORY_TAG.
21447 * tree-complex.c (update_all_vops): Remove.
21448 (expand_complex_move): Adjust.
21449 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
21450 Simplify test for memory referencing statement. Exclude
21451 non-invariant ADDR_EXPRs.
21452 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
21453 * tree-loop-distribution.c (generate_memset_zero): Adjust.
21454 (rdg_flag_uses): Likewise.
21455 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
21457 (tree_optimize_tail_calls_1): Also split the
21458 edge from the entry block if we have degenerate PHI nodes in
21459 the first basic block.
21460 * tree.c (init_ttree): Remove memory-tag related code.
21461 (tree_code_size): Likewise.
21462 (tree_node_structure): Likewise.
21463 (build7_stat): Re-write to be build6_stat.
21464 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
21465 (SSA_VAR_P): Adjust.
21466 (struct tree_memory_tag): Remove.
21467 (struct tree_memory_partition_tag): Likewise.
21468 (union tree_node): Adjust.
21469 (build7): Re-write to be build6.
21470 * tree-pass.h (pass_reset_cc_flags): Remove.
21471 (TODO_update_address_taken): New flag.
21472 (pass_simple_dse): Remove.
21473 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
21474 * params.h (MAX_ALIASED_VOPS): Remove.
21475 (AVG_ALIASED_VOPS): Likewise.
21476 * omp-low.c (expand_omp_taskreg): Update SSA form.
21477 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
21478 aliases the lhs in a copy stmt.
21479 * tree-ssa-dse.c (struct address_walk_data): Remove.
21480 (memory_ssa_name_same): Likewise.
21481 (memory_address_same): Likewise.
21482 (get_kill_of_stmt_lhs): Likewise.
21483 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
21484 unused stores. Look through PHI nodes into post-dominated regions.
21485 (dse_optimize_stmt): Simplify. Properly remove stores.
21486 (tree_ssa_dse): Compute dominators.
21487 (execute_simple_dse): Remove.
21488 (pass_simple_dse): Likewise.
21489 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21490 gimple_loaded_syms and gimple_stored_syms computation.
21491 * toplev.c (dump_memory_report): Dump alias and pta stats.
21492 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21493 (vn_reference_eq): Likewise.
21494 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21495 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21496 valueize_vuses): Remove.
21497 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21498 (get_def_ref_stmt_vuse): ... this.
21499 (vn_reference_lookup_2): New function.
21500 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21501 walking equivalent vuses. Simplify.
21502 (vn_reference_lookup): Likewise.
21503 (vn_reference_insert): Likewise.
21504 (vn_reference_insert_pieces): Likewise.
21505 (visit_reference_op_call): Simplify.
21506 (visit_reference_op_load): Likewise.
21507 (visit_reference_op_store): Likewise.
21508 (init_scc_vn): Remove shared_lookup_vuses initialization.
21509 (free_scc_vn): Remove shared_lookup_vuses freeing.
21510 (sort_vuses, sort_vuses_heap): Remove.
21511 (get_ref_from_reference_ops): Export.
21512 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21513 vector with single vuse pointer.
21514 (vn_reference_lookup_pieces, vn_reference_lookup,
21515 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21516 (shared_vuses_from_stmt): Remove.
21517 (get_ref_from_reference_ops): Declare.
21518 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21519 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21520 memory-tag related code.
21521 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21522 (likely_value): Add comment, skip static-chain of call statements.
21523 (surely_varying_stmt_p): Adjust.
21524 (gimplify_and_update_call_from_tree): Likewise.
21525 (execute_fold_all_builtins): Do not rebuild alias info.
21526 (gimplify_and_update_call_from_tree): Properly update VOPs.
21527 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21528 (copy_ref_info): Remove memory-tag related code.
21529 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21530 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21531 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21533 * tree-ssa-dom.c (gimple_p): Remove typedef.
21534 (eliminate_redundant_computations): Adjust.
21535 (record_equivalences_from_stmt): Likewise.
21536 (avail_expr_hash): Likewise.
21537 (avail_expr_eq): Likewise.
21538 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21539 (stmt_makes_single_load): Likewise.
21540 (stmt_makes_single_store): Likewise.
21541 * tree-ssa-alias.c: Rewrite completely.
21542 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21543 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21544 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21545 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21546 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21547 Remove public functions.
21548 (pass_reset_cc_flags): Remove.
21549 (pass_build_alias): Move ...
21550 * tree-ssa-structalias.c (pass_build_alias): ... here.
21551 * tree-ssa-alias.c (may_be_aliased): Move ...
21552 * tree-flow-inline.h (may_be_aliased): ... here.
21553 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21554 count_uses_and_derefs): Move ...
21555 * gimple.c: ... here.
21556 * gimple.h (count_uses_and_derefs): Declare.
21557 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21558 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21559 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21560 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21561 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21562 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21563 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21565 * tree-dfa.c (refs_may_alias_p): Move ...
21566 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21567 * tree-ssa-alias.h: New file.
21568 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21569 (statement_sink_location): Likewise.
21570 * opts.c (decode_options): Do not adjust max-aliased-vops or
21571 avg-aliased-vops values.
21572 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21573 (TV_CALL_CLOBBER): Likewise.
21574 (TV_FLOW_SENSITIVE): Likewise.
21575 (TV_FLOW_INSENSITIVE): Likewise.
21576 (TV_MEMORY_PARTITIONING): Likewise.
21577 (TV_ALIAS_STMT_WALK): New timevar.
21578 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21579 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21580 (get_address_description): Remove memory-tag related code.
21581 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21582 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21583 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21584 and immediate uses in statements. Document.
21585 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21586 (dump_symbols): Remove.
21587 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21588 * alias.c (get_deref_alias_set): New function split out from ...
21589 (get_alias_set): ... here.
21590 * alias.h (get_deref_alias_set): Declare.
21591 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21592 type parameter. Remove restrict pointer handling. Create a
21593 ref-all pointer in case type-based alias sets do not conflict.
21594 (vect_analyze_data_refs): Remove SMT related code.
21595 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21596 (vectorizable_load): Likewise.
21597 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21598 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21599 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21600 Ignore vops and SMTs.
21601 (dr_analyze_alias): Likewise..
21602 (free_data_ref): Likewise.
21603 (create_data_ref): Likewise.
21604 (analyze_all_data_dependences): Likewise.
21605 (get_references_in_stmt): Adjust.
21606 * tree-flow-inline.h (gimple_aliases_computed_p,
21607 gimple_addressable_vars, gimple_call_clobbered_vars,
21608 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21609 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21610 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21611 gimple_mem_ref_stats): Remove.
21612 (gimple_vop): New function.
21613 (op_iter_next_use): Remove vuses and mayuses cases.
21614 (op_iter_next_def): Remove vdefs case.
21615 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21616 (clear_and_done_ssa_iter): Do not set removed fields.
21617 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21618 Assert we are not iterating over vuses or vdefs if not also
21619 iterating over uses or defs.
21620 (op_iter_init_use): Likewise.
21621 (op_iter_init_def): Likewise.
21622 (op_iter_next_vdef): Remove.
21623 (op_iter_next_mustdef): Likewise.
21624 (op_iter_init_vdef): Likewise.
21625 (compare_ssa_operands_equal): Likewise.
21626 (link_use_stmts_after): Handle vuse operand.
21627 (is_call_used): Use is_call_clobbered.
21628 (is_call_clobbered): Global variables are always call clobbered,
21629 query the call-clobbers bitmap.
21630 (mark_call_clobbered): Ignore global variables.
21631 (clear_call_clobbered): Likewise.
21632 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21633 virtual operands sanity check.
21634 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21636 (TARGET_MEM_REF): Remove TMR_TAG operand.
21637 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21638 Remove call-clobber related code.
21639 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21640 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21641 partitions or escape reason.
21642 (get_single_def_stmt, get_single_def_stmt_from_phi,
21643 get_single_def_stmt_with_phi): Remove.
21644 (dump_referenced_vars): Tidy.
21645 (get_ref_base_and_extent): Allow bare decls.
21646 (collect_dfa_stats): Adjust.
21647 * graphite.c (rename_variables_in_stmt): Adjust.
21648 (graphite_copy_stmts_from_block): Likewise.
21649 (translate_clast): Likewise.
21650 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21652 (translate_vuse_through_block): Use the oracle.
21653 (phi_translate_1): Adjust.
21654 (value_dies_in_block_x): Use the oracle. Cache the outcome
21656 (valid_in_sets): Check if the VUSE for
21657 a REFERENCE is available.
21658 (eliminate): Do not remove stmts during elimination,
21659 instead queue and remove them afterwards.
21660 (do_pre): Do not rebuild alias info.
21661 (pass_pre): Run TODO_rebuild_alias before PRE.
21662 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21663 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21664 (mark_all_v_defs_stmt): Remove.
21665 (mark_all_v_defs_seq): Adjust.
21666 (sra_replace): Likewise.
21667 (scalarize_use): Likewise.
21668 (scalarize_copy): Likewise.
21669 (scalarize_init): Likewise.
21670 (scalarize_ldst): Likewise.
21671 (todoflags): Remove.
21672 (tree_sra): Do not rebuild alias info.
21673 (tree_sra_early): Adjust.
21674 (pass_sra): Run TODO_update_address_taken before SRA.
21675 * tree-predcom.c (set_alias_info): Remove.
21676 (prepare_initializers_chain): Do not call it.
21677 (mark_virtual_ops_for_renaming): Adjust.
21678 (mark_virtual_ops_for_renaming_list): Remove.
21679 (initialize_root_vars): Adjust.
21680 (initialize_root_vars_lm): Likewise.
21681 (prepare_initializers_chain): Likewise.
21682 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21683 (may_propagate_copy_into_stmt): Likewise.
21684 (merge_alias_info): Do nothing for now.
21685 (propagate_tree_value_into_stmt): Adjust.
21686 (stmt_may_generate_copy): Likewise.
21687 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21688 not mark symbols for renaming.
21689 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21690 with the same statement, make sure to update the new pointed-to one.
21691 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21692 call statements, do not mark symbols for renaming.
21693 (mark_operand_necessary): Dump something.
21694 (ref_may_be_aliased): New function.
21695 (mark_aliased_reaching_defs_necessary_1): New helper function.
21696 (mark_aliased_reaching_defs_necessary): Likewise.
21697 (mark_all_reaching_defs_necessary_1): Likewise.
21698 (mark_all_reaching_defs_necessary): Likewise.
21699 (propagate_necessity): Do not process virtual PHIs. For
21700 non-aliased loads mark all reaching definitions as necessary.
21701 For aliased loads and stores mark the immediate dominating
21702 aliased clobbers as necessary.
21703 (visited): New global static.
21704 (perform_tree_ssa_dce): Free visited bitmap after propagating
21706 (remove_dead_phis): Perform simple dead virtual PHI removal.
21707 (remove_dead_stmt): Properly unlink virtual operands when
21709 (eliminate_unnecessary_stmts): Schedule PHI removal after
21711 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21712 (process_replaceable): Likewise.
21713 (find_replaceable_in_bb): Likewise.
21714 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21715 based on the single gimple vop.
21716 (verify_flow_insensitive_alias_info): Remove.
21717 (verify_flow_sensitive_alias_info): Likewise.
21718 (verify_call_clobbering): Likewise.
21719 (verify_memory_partitions): Likewise.
21720 (verify_alias_info): Likewise.
21721 (verify_ssa): Adjust..
21722 (execute_update_addresses_taken): Export. Update SSA
21723 manually. Optimize only when optimizing. Use a local bitmap.
21724 (pass_update_address_taken): Remove TODO_update_ssa, add
21726 (pass_update_address_taken): Just use TODO_update_address_taken.
21727 (init_tree_ssa): Do not initialize addressable_vars.
21728 (verify_ssa): Verify new VUSE / VDEF properties.
21729 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21730 Do not call verify_alias_info.
21731 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21732 Do not free the loaded and stored syms bitmaps. Reset the escaped
21733 and callused solutions. Do not free addressable_vars.
21734 Remove memory-tag related code.
21735 (warn_uninitialized_var): Aliases are always available.
21736 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21737 * lambda-code.c (can_put_in_inner_loop): Adjust.
21738 (can_put_after_inner_loop): Likewise.
21739 (perfect_nestify): Likewise.
21740 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21741 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21742 (vectorizable_conversion): Do not mark symbols for renaming.
21743 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21744 (expand_call_inline): Unlink the calls virtual operands before
21746 (tree_function_versioning): Do not call update_ssa if we are not
21747 updating clones. Simplify.
21748 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21749 (propagate_with_phi): Likewise..
21750 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21751 clobber code. Assert we are not aliased or global.
21752 * tree-flow.h: Include tree-ssa-alias.h
21753 (enum escape_type): Remove.
21754 (struct mem_sym_stats_d): Likewise.
21755 (struct mem_ref_stats_d): Likewise.
21756 (struct gimple_df): Add vop member. Remove global_var,
21757 call_clobbered_vars, call_used_vars, addressable_vars,
21758 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21759 escaped and callused members.
21760 (struct ptr_info_def): Remove all members, add points-to solution
21762 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21763 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21764 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21765 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21766 (tree-ssa-alias.o): Likewise.
21767 (toplev.o): Add tree-ssa-alias.h
21768 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21769 * gimple.c (gimple_set_bb): Fix off-by-one error.
21770 (is_gimple_reg): Do not handle memory tags.
21771 (gimple_copy): Also copy virtual operands.
21772 Delay updating the statement. Do not reset loaded and stored syms.
21773 (gimple_set_stored_syms): Remove.
21774 (gimple_set_loaded_syms): Likewise.
21775 (gimple_call_copy_skip_args): Copy the virtual operands
21776 and mark the new statement modified.
21777 * tree-ssa-structalias.c (may_alias_p): Remove.
21778 (set_uids_in_ptset): Take the alias set to prune with as
21779 parameter. Fold in the alias test of may_alias_p.
21780 (compute_points_to_sets): Compute whether a ptr is dereferenced
21781 in a local sbitmap.
21782 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21783 other ADDRESSOF constraints on the lhs.
21784 (get_constraint_for_component_ref): Assert that we don't get
21785 ADDRESSOF constraints from the base of the reference.
21786 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21787 (struct variable_info): Remove collapsed_to member.
21788 (get_varinfo_fc): Remove.
21789 (new_var_info): Do not set collapsed_to.
21790 (dump_constraint): Do not follow cycles.
21791 (dump_constraint_graph): Likewise.
21792 (build_pred_graph): Likewise.
21793 (build_succ_graph): Likewise.
21794 (rewrite_constraints): Likewise.
21795 (do_simple_structure_copy): Remove.
21796 (do_rhs_deref_structure_copy): Remove.
21797 (do_lhs_deref_structure_copy): Remove.
21798 (collapse_rest_of_var): Remove.
21799 (do_structure_copy): Re-implement.
21800 (pta_stats): New global variable.
21801 (dump_pta_stats): New function.
21802 (struct constraint_expr): Make offset signed.
21803 (UNKNOWN_OFFSET): Define special value.
21804 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21805 (solution_set_expand): New helper function split out from ...
21806 (do_sd_constraint): ... here.
21807 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21808 (do_ds_constraint): Likewise.
21809 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21810 and CALLUSED = *CALLUSED.
21811 (set_union_with_increment): Make inc argument signed.
21812 (type_safe): Remove.
21813 (get_constraint_for_ptr_offset): Handle unknown and negative
21815 (first_vi_for_offset): Handle offsets before start. Bail
21816 out early for offsets beyond the variable extent.
21817 (first_or_preceding_vi_for_offset): New function.
21818 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21819 Together with ESCAPED = *ESCAPED this properly computes reachability.
21820 (find_what_var_points_to): New function.
21821 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21822 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21823 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21824 pt_solutions_intersect): New functions.
21825 (compute_call_used_vars): Remove.
21826 (compute_may_aliases): New main entry into PTA computation.
21827 * gimple.h (gimple_p): New typedef.
21828 (struct gimple_statement_base): Remove references_memory_p.
21829 (struct gimple_statement_with_memory_ops_base): Remove
21830 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21832 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21833 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21834 gimple_set_references_memory): Remove.
21835 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21836 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21838 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21839 (verify_expr): Allow RESULT_DECL.
21840 (gimple_duplicate_bb): Do not copy virtual operands.
21841 (gimple_duplicate_sese_region): Adjust.
21842 (gimple_duplicate_sese_tail): Likewise.
21843 (mark_virtual_ops_in_region): Remove.
21844 (move_sese_region_to_fn): Do not call it.
21845 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21846 and pass_simple_dse.
21847 (execute_function_todo): Handle TODO_update_address_taken,
21848 call execute_update_addresses_taken for TODO_rebuild_alias.
21849 (execute_todo): Adjust.
21850 (execute_one_pass): Init dump files early.
21851 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21853 (create_general_new_stmt): Clear vops.
21854 * tree-ssa-reassoc.c (get_rank): Adjust.
21855 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21856 symbols for renaming.
21857 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21858 (PARAM_AVG_ALIASED_VOPS): Likewise.
21859 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21860 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21861 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21862 (operand_build_cmp, copy_virtual_operands,
21863 create_ssa_artificial_load_stmt, add_to_addressable_set,
21864 gimple_add_to_addresses_taken): Remove public functions.
21865 (unlink_stmt_vdef): New function.
21867 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21869 * config.gcc (powerpc-*-linux*): Merge variants.
21871 2009-04-02 Chao-ying Fu <fu@mips.com>
21872 James Grosbach <james.grosbach@microchip.com>
21874 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21875 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21877 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21878 keep_interrupts_masked_p, use_debug_exception_return_p.
21879 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21880 keep_interrupts_masked, use_debug_exception_return.
21881 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21882 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21884 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21885 (mips_print_operand): Process COP0 registers to print $0 .. $31
21886 correctly for GAS to process.
21887 (mips_interrupt_extra_call_saved_reg_p): New function.
21888 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21890 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21891 (mips_compute_frame_info): Add supports for interrupt context that
21892 includes doubleword accumulators and COP0 registers.
21893 (mips_for_each_saved_acc): New function.
21894 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21895 mips_for_each_saved_reg.
21896 (mips_save_reg): Save accumulators.
21897 (mips_kernel_reg_p): A new for_each_rtx callback.
21898 (mips_expand_prologue): Support interrupt handlers.
21899 (mips_restore_reg): Restore accumulators.
21900 (mips_expand_epilogue): Support interrupt handlers.
21901 (mips_can_use_return_insn): Return false for interrupt handlers.
21902 (mips_epilogue_uses): New function.
21903 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21904 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21905 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21906 cop0_move): New instructions.
21907 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21908 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21910 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21912 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21913 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21914 interrupt handlers, we use K0 as the temporary register.
21915 (EPILOGUE_USES): Change to a function call.
21916 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21917 handlers, we use K0 as the temporary register.
21919 * doc/extend.texi (Function Attributes): Document interrupt,
21920 use_shadow_register_set, keep_interrupts_masked,
21921 use_debug_exception_return for MIPS attributes.
21923 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21925 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21926 Remove a number of t-files from tmake_file.
21927 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21928 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21929 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21930 target_prototype, not TARGET_PROTOTYPE.
21931 (LINK_OS_GNU_SPEC): Define.
21932 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21933 and darwin-ldoubdle.c.
21935 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21938 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21939 (cpp_options): Ditto.
21940 (default_compilers): Ditto.
21941 (display_help): Ditto.
21942 (process_command): Ditto.
21943 (do_spec_1): Ditto.
21944 (set_input): Use lbasename instead of duplicate code.
21945 (save_temps_prefix): New static for -save-temps=obj.
21946 (save_temps_length): Ditto.
21948 * doc/invoke.texi (-save-temps=obj): Document new variant to
21949 -save-temps switch.
21951 2009-04-02 Jeff Law <law@redhat.com>
21953 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21956 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21958 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21959 * configure: Regenerated.
21961 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21963 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21964 share the argument list.
21966 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21970 2009-02-12 Diego Novillo <dnovillo@google.com>
21972 * varpool.c (debug_varpool): New.
21973 * cgraph.h (debug_varpool): Declare.
21975 2009-04-02 Jan Hubicka <jh@suse.cz>
21977 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21980 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21982 * config/i386/i386.c (ix86_abi): Move initialization to ...
21983 (override_options): Here.
21985 2009-04-02 Christian Bruel <christian.bruel@st.com>
21987 * config/sh/sh.c (sh_dwarf_register_span): New function.
21988 (TARGET_DWARF_REGISTER_SPAN): Define.
21989 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21991 2009-04-02 Ira Rosen <irar@il.ibm.com>
21993 PR tree-optimization/39595
21994 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21995 interleaved loads group is not greater than the SLP group size.
21997 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21999 * builtins.c (is_builtin_name): New.
22000 (called_as_built_in): Use is_builtin_name.
22001 * tree.h (is_builtin_name): New.
22002 * varasm.c (incorporeal_function_p): Use is_builtin_name
22004 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
22006 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
22008 2009-04-02 Dodji Seketeli <dodji@redhat.com>
22011 * c-decl.c (clone_underlying_type): Move this ...
22012 * c-common.c (set_underlying_type): ... here.
22013 Also, make sure the function properly sets TYPE_STUB_DECL() on
22014 the newly created typedef variant type.
22015 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
22016 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
22019 2009-04-02 Richard Guenther <rguenther@suse.de>
22021 PR tree-optimization/37221
22022 * tree-flow.h (degenerate_phi_result): Declare.
22023 * tree-ssa-dom.c (degenerate_phi_result): Export.
22024 * tree-scalar-evolution.c (analyze_initial_condition): If
22025 the initial condition is defined by a degenerate PHI node
22026 use the degenerate value.
22028 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
22030 PR rtl-optimization/39588
22031 * combine.c (merge_outer_ops): Do not set the constant when this
22033 (simplify_shift_const_1): Do not modify it either in this case.
22035 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
22037 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
22038 tuning is deprecated if -mtune value is set to an Itanium1 variant.
22040 2009-04-01 Janis Johnson <janis187@us.ibm.com>
22043 * c-lex.c (interpret_float): Default (no suffix) is double.
22045 2009-04-1 Xinliang David Li <davidxl@google.com>
22047 * config/i386/i386.c (legitimate_constant_p): Recognize
22048 all one vector constant.
22050 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22052 * config/vax/vax.c: Add #includes to silence warnings.
22053 Change #include order to silence two warnings.
22055 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22057 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
22058 (ASM_SPEC): Pass -k to the assembler for PIC code.
22060 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22062 * config.gcc: Add vax-*-linux* to the switch.
22063 * config/vax/linux.h: New file. (TARGET_VERSION,
22064 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
22066 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22068 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
22069 Use predicate macros instead of GET_CODE() == foo.
22070 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
22071 ashlsi3, rotrsi3, <unnamed>): Likewise.
22073 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22075 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
22076 jbbccihi, jbbccisi): Remova trailing whitespace.
22077 * config/vax/constraints.md: Likewise.
22078 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22079 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
22080 * config/vax/predicates.md: Likewise.
22081 * config/vax/vax.c (print_operand_address, vax_output_int_move,
22082 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
22083 * config/vax/vax.h: Likewise.
22084 * config/vax/vax.md (nonlocal_goto): Likewise.
22086 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22088 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
22089 (indirectable_address_p, adjacent_operands_p): Add spaces around
22091 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
22093 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22095 * config/vax/vax.c (legitimate_constant_address_p,
22096 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
22097 index_term_p, reg_plus_index_p, legitimate_address_p,
22098 vax_mode_dependent_address_p): Update comments to match functions
22099 modified by the recent int->bool conversion.
22101 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22103 * config/vax/builtins.md: Update copyright message.
22104 * config/vax/constraints.md: Likewise.
22105 * config/vax/netbsd-elf.h: Likewise.
22106 * config/vax/predicates.md: Likewise.
22107 * config/vax/vax-protos.h: Likewise.
22108 * config/vax/vax.c: Likewise.
22109 * config/vax/vax.h: Likewise.
22110 * config/vax/vax.md: Likewise.
22111 * config/vax/vax.opt: Likewise.
22113 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22115 * config/vax/builtins.md (ffssi2, ffssi2_internal,
22116 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
22117 * config/vax/constraints.md (B, R): Likewise.
22118 * config/vax/predicates.md (external_memory_operand,
22119 nonimmediate_addsub_di_operand): Likewise.
22120 * config/vax/vax.c (vax_output_int_add): Likewise.
22121 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
22122 untyped_call): Likewise.
22124 2009-04-01 Matt Thomas <matt@3am-software.com>
22126 * config/vax/predicates.md: New file.
22127 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
22128 external_const_operand, nonsymbolic_operand, external_memory_operand,
22129 indirect_memory_operand, indexed_memory_operand,
22130 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
22131 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
22133 * config/vax/constraints.md: New file.
22134 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
22136 * config/vax/builtins.md: New file.
22137 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
22138 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
22140 * config/vax/vax.opt (mqmath): Add option.
22141 * config/vax/vax.md (isfx): Extend with DI.
22142 (VAXintQH, VAXintQHSD): Define.
22143 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
22144 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
22145 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
22146 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
22147 (movdi): Update constraints and use vax_output_int_move().
22148 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
22149 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
22150 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
22151 nonlocal_goto): New.
22152 (mov<mode>): Extend accepted operand types.
22153 (subdi3_old): Rename from subdi3, change update constraints and use
22154 a new implementation.
22155 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
22156 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
22157 MOVE_RATIO, CLEAR_RATIO): Define.
22158 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
22159 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
22160 (PRINT_OPERAND): Redefine using a function instead of inlined code.
22161 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
22162 (split_quadword_operands): Make static and really allow variable
22164 (print_operand_address): Update for PIC generation.
22165 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
22166 indexable_address_p, fixup_mathdi_operand,
22167 vax_expand_addsub_di_operands, adjacent_operands_p): New.
22168 (vax_float_literal, legitimate_constant_p,
22169 indirectable_constant_address_p, index_term_p,
22170 reg_plus_index_p): Return bool instead of int.
22171 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
22173 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
22175 (vax_output_conditional_branch): Indent.
22176 (legitimate_constant_address_p, indirectable_constant_address_p,
22177 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
22178 vax_mode_dependent_address_p): Return bool instead of int, update for
22180 * config/vax/vax-protos.h (legitimate_constant_address_p,
22181 legitimate_constant_p, legitimate_address_p,
22182 vax_mode_dependent_address_p): Change declaration to bool.
22183 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
22184 vax_expand_addsub_di_operands, vax_output_int_subtract,
22185 vax_output_movmemsi): Declare.
22186 (split_quadword_operands, vax_float_literal): Delete declaration.
22187 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
22188 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
22189 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
22190 ASM_OUTPUT_DWARF_PCREL): Define.
22191 (ASM_SPEC): Change definition to allow PIC generation.
22193 2009-04-01 Steve Ellcey <sje@cup.hp.com>
22195 * doc/sourcebuild.texi: Update front-end requirements.
22197 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22200 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
22201 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
22202 (booldi3_internal3): Use boolean_or_operator instead of
22205 2009-04-01 Joseph Myers <joseph@codesourcery.com>
22208 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
22209 declarator whose size is not an integer constant expression but
22210 folds to an integer constant, then treat it as a constant
22213 2009-04-01 Richard Guenther <rguenther@suse.de>
22215 * fold-const.c (fold_plusminus_mult_expr): Do not fold
22216 i * 4 + 2 to (i * 2 + 1) * 2.
22218 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22221 * c-parser.c (c_parser_asm_statement): Skip until close paren and
22222 return if c_parser_asm_string_literal returned NULL.
22224 2009-04-01 Nick Clifton <nickc@redhat.com>
22226 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
22228 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
22229 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
22230 other typedefs to avoid conflicts with libgcc2.c. Define labels
22231 to gain 16-bit bit-manipulation functions from libgcc2.c and then
22233 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
22234 to gain 16-bit trapping arithmetic functions from libgcc2.c and
22237 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
22239 * varasm.c (default_function_rodata_section): Declare DOT as
22242 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
22243 Andrey Galkin <agalkin@hypercom.com>
22246 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
22247 Make object_name unique for each process.
22249 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22252 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
22253 addressable variables in the parallel that could go out of scope while
22254 running queued tasks.
22256 2009-04-01 Anatoly Sokolov <aesok@post.ru>
22258 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
22259 (CASE_VALUES_THRESHOLD): Redefine.
22260 * config/avr/avr.c (avr_override_options): Remove initialization of
22261 avr_case_values_threshold variable.
22262 (avr_case_values_threshold): Remove variable. Add new function.
22263 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
22264 * config/avr/avr.opt (mno-tablejump): Remove option.
22265 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
22267 2009-04-01 DJ Delorie <dj@redhat.com>
22269 * varasm.c (default_function_rodata_section): Don't assume
22270 anything about where the first '.' in the section name is.
22272 2009-04-01 Alan Modra <amodra@bigpond.net.au>
22274 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
22275 rs6000_emit_stack_tie.
22277 2009-03-31 Ian Lance Taylor <iant@google.com>
22279 * tree-eh.c (tree_remove_unreachable_handlers): Compare
22280 gimple_code with GIMPLE_RESX, not RESX.
22282 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22284 * c-common.c (c_get_ident): New.
22285 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
22287 2009-04-01 Ben Elliston <bje@au.ibm.com>
22289 * config/rs6000/sysv4.opt (msdata): Improve option description.
22291 2009-03-31 Steve Ellcey <sje@cup.hp.com>
22293 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
22294 (divdf3_internal_lat): Remove.
22295 (divxf3_internal_lat): Remove.
22296 (divxf3_internal_thr): Remove.
22297 (divxf): Use divxf3_internal.
22298 * config/ia64/div.md (divsf3_internal_lat): New.
22299 (divdf3_internal_lat): New.
22300 (divxf3_internal): New.
22302 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22305 * Makefile.in (USE_GCC_STDINT): Define.
22306 (stmp-int-hdrs): Install stdint.h if applicable.
22307 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
22309 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
22310 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
22311 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22312 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22313 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22314 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22315 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22316 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22317 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22318 (c_common_nodes_and_builtins): Initialize
22319 underlying_wchar_type_node. Do not initialize
22320 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
22321 nodes for new types.
22322 (c_stddef_cpp_builtins): Define macros for new types.
22323 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
22325 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
22326 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
22327 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
22328 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
22329 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
22330 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
22331 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
22332 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
22333 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
22334 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
22335 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
22336 int16_type_node, int32_type_node, int64_type_node,
22337 uint8_type_node, uint16_type_node, c_uint32_type_node,
22338 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
22339 int_least32_type_node, int_least64_type_node,
22340 uint_least8_type_node, uint_least16_type_node,
22341 uint_least32_type_node, uint_least64_type_node,
22342 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
22343 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
22344 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
22345 uintptr_type_node): Define.
22346 * c-cppbuiltin.c (builtin_define_constants,
22347 builtin_define_type_minmax): New.
22348 (builtin_define_stdint_macros): Define more macros.
22349 (c_cpp_builtins): Define more limit macros.
22350 (type_suffix): New.
22351 (builtin_define_type_max): Define in terms of
22352 builtin_define_type_minmax. Remove is_long parameter. All
22354 * config.gcc (use_gcc_stdint): Define.
22355 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
22356 Add newlib-stdint.h for generic targets.
22357 * config/glibc-stdint.h, config/newlib-stdint.h,
22358 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
22359 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
22360 * config/score/score.h (UINTPTR_TYPE): Define.
22361 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22362 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22363 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22364 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22365 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22366 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22367 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22368 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22369 * config/spu/spu.h (STDINT_LONG32): Define.
22370 * configure.ac (use_gcc_stdint): Substitute.
22371 * configure: Regenerate.
22372 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
22373 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
22374 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
22375 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
22376 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
22377 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
22378 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
22379 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
22380 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
22381 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
22382 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
22383 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
22384 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
22385 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
22386 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
22387 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
22388 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
22389 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
22390 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
22391 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
22392 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
22393 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
22394 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22395 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22396 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22397 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22398 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22399 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22400 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
22402 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
22404 * loop-iv.c (suitable_set_for_replacement): Renamed from
22405 simplify_using_assignment; changed to return bool and to accept new
22406 args DEST and SRC. Return true iff we find a source/destination pair
22407 that can be used to make a replacement, and fill SRC and DEST if so.
22408 Remove arg ALTERED. Don't deal with altered regs here. All callers
22410 (simplify_using_initial_values): Deal with altered regs here and track
22411 more precisely the effect they have on the validity of our expression.
22413 * loop-iv.c (simplify_using_condition): A condition of the form
22414 (EQ REG CONST) can be used to simply make a substitution.
22415 (simplify_using_initial_values): Keep track of conditions we have seen
22416 and keep using them to simplify new expressions, while applying the
22417 same substitutions to them as to the expression.
22419 * simplify-rtx.c (simplify_relational_operation_1): Simplify
22420 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
22423 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
22424 changed. Use this when trying to improve the upper bound.
22425 Generate the comparison by using simplify_gen_relational.
22427 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
22429 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
22431 (simplify_using_assignment, simplify_using_initial_values): Call
22432 replace_in_expr to make replacements. Call replace_single_def_regs
22433 once on the initial version of the expression.
22435 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22438 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
22440 2009-03-31 Richard Guenther <rguenther@suse.de>
22442 PR middle-end/31029
22443 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
22444 equality comparisons. Fold C - X CMP X if C % 2 == 1.
22446 2009-03-31 Richard Guenther <rguenther@suse.de>
22448 * tree.h (div_if_zero_remainder): Declare.
22449 * fold-const.c (div_if_zero_remainder): Export.
22450 * tree-ssa-forwprop.c
22451 (forward_propagate_addr_into_variable_array_index): Handle
22452 constant array index addition outside of the variable index.
22454 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22457 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
22458 define_splits, floatunssi<mode>2): Require x87 conversions from
22459 DImode to be permitted.
22461 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22463 PR preprocessor/15638
22464 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
22466 2009-03-31 Richard Guenther <rguenther@suse.de>
22468 PR middle-end/23401
22469 PR middle-end/27810
22470 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
22471 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
22472 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
22473 a separate statement.
22474 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
22475 (lookup_tmp_var): Likewise.
22476 (is_gimple_formal_tmp_or_call_rhs): Remove.
22477 (is_gimple_reg_or_call_rhs): Rename to ...
22478 (is_gimple_reg_rhs_or_call): ... this.
22479 (is_gimple_mem_or_call_rhs): Rename to ...
22480 (is_gimple_mem_rhs_or_call): ... this.
22481 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
22482 DECL_GIMPLE_REG_P only if is_formal is true.
22483 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
22484 for non-proper post-modify expression gimplification.
22485 (gimplify_self_mod_expr): For post-modify expressions gimplify
22486 the lvalue to a minimal lvalue.
22487 (rhs_predicate_for): Remove formal temp case.
22488 (gimplify_modify_expr_rhs): Likewise.
22489 (gimplify_addr_expr): Use is_gimple_reg.
22490 (gimplify_expr): Remove formal temp cases.
22491 (gimple_regimplify_operands): Likewise.
22492 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22493 and FILTER_EXPR like constants.
22494 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22496 (is_gimple_formal_tmp_rhs): Remove.
22497 (is_gimple_reg_rhs): Remove special casing.
22498 (is_gimple_mem_rhs): Fix.
22499 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22500 (is_gimple_formal_tmp_var): Remove.
22501 (is_gimple_formal_tmp_reg): Likewise.
22502 (is_gimple_min_lval): Allow invariant component ref parts.
22503 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22504 is_gimple_formal_tmp_reg): Remove declarations.
22505 * tree-cfg.c (verify_expr): Verify that variables with address
22506 taken do not have DECL_GIMPLE_REG_P set.
22507 * tree-mudflap.c (mf_build_check_statement_for): Use
22508 force_gimple_operand instead of gimplify_expr.
22510 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22512 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22513 schedulable rows to compute_split_row.
22515 2009-03-31 Ben Elliston <bje@au.ibm.com>
22518 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22521 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22523 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22524 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22525 * configure: Regenerate.
22526 * config.in: Regenerate.
22527 * config/rs6000/rs6000.opt (mtls-markers): Add.
22528 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22529 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22530 (tls_ld_aix, tls_ld_sysv): Likewise.
22531 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22532 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22534 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22536 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22538 2009-03-30 Jan Hubicka <jh@suse.cz>
22540 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22542 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22543 detection and label handling.
22545 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22547 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22548 left_conflicts_size.
22549 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22550 ALLOCNO_LEFT_CONFLICTS_SIZE.
22552 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22553 remove_allocno_from_bucket_and_push,
22554 allocno_spill_priority_compare, push_allocnos_to_stack,
22555 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22556 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22557 (setup_allocno_left_conflicts_num): Ditto. Rename to
22558 setup_allocno_left_conflicts_size.
22559 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22560 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22561 setup_allocno_left_conflicts_size instead of
22562 setup_allocno_left_conflicts_num.
22564 * ira-build.c (ira_create_allocno): Use
22565 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22566 ALLOCNO_LEFT_CONFLICTS_NUM.
22568 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22570 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22571 instead of DF_LR_OUT.
22573 * ira-lives.c (process_bb_node_lives): Ditto.
22575 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22576 instead of DF_LR_{OUT,IN}.
22578 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22580 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22582 2009-03-30 Jan Hubicka <jh@suse.cz>
22584 * except.c (label_to_region_map): Fix thinko.
22586 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22588 PR middle-end/38237
22589 * tree.h (tree_find_value): New declaration.
22590 * tree.c (tree_find_value): New function.
22591 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22593 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22596 * c-decl.c (struct c_binding): Add locus field.
22597 (bind): Add locus argument, set locus field from it.
22598 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22599 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22600 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22601 implicitly_declare, undeclared_variable, lookup_label,
22602 declare_label, c_make_fname_decl, c_builtin_function,
22603 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22606 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22609 * config/i386/i386.c (classify_argument): Check total size of
22612 2009-03-30 Martin Jambor <mjambor@suse.cz>
22614 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22615 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22616 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22619 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22620 seen_variable_array_ref while also traversing a union.
22622 * tree-inline.c (optimize_inline_calls): Do not call
22623 cgraph_node_remove_callees.
22624 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22625 (pass_remove_cgraph_callee_edges): New variable.
22626 * passes.c (init_optimization_passes): Add
22627 pass_remove_cgraph_callee_edges after early inlining and before all
22628 late intraprocedural passes.
22630 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22632 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22634 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22635 Fix typos in names.
22637 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22639 * combine.c (simplify_comparison): Use have_insn_for.
22640 * dojump.c (do_jump): Likewise.
22642 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22644 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22645 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22646 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22647 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22648 instead of sparc_compare_emitted.
22649 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22650 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22651 instead of sparc_compare_emitted.
22653 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22655 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22656 enter/exit cfglayout mode.
22657 (pass_partition_block): Require it.
22658 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22659 (combine_instructions): Track basic blocks instead of labels.
22660 (update_cfg_for_uncondjump): New.
22661 (try_combine): Use it. Update jumps after rescanning.
22662 (pass_combine): Require PROP_cfglayout.
22663 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22665 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22667 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22668 Provide/destroy PROP_cfglayout respectively.
22669 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22670 * tree-pass.h (PROP_cfglayout): New.
22672 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22674 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22675 fold_convert_const_fixed_from_fixed,
22676 fold_convert_const_fixed_from_int,
22677 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22678 set TREE_CONSTANT_OVERFLOW.
22679 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22680 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22682 2009-03-30 Ira Rosen <irar@il.ibm.com>
22684 * tree-vect-loop-manip.c: New file.
22685 * tree-vectorizer.c: Update documentation and included files.
22686 (vect_loop_location): Make extern.
22687 (rename_use_op): Move to tree-vect-loop-manip.c
22688 (rename_variables_in_bb, rename_variables_in_loop,
22689 slpeel_update_phis_for_duplicate_loop,
22690 slpeel_update_phi_nodes_for_guard1,
22691 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22692 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22693 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22694 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22695 find_loop_location): Likewise.
22696 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22697 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22698 get_vectype_for_scalar_type, vect_is_simple_use,
22699 supportable_widening_operation, supportable_narrowing_operation):
22701 (bb_in_loop_p): Move to tree-vect-loop.c.
22702 (new_loop_vec_info, destroy_loop_vec_info,
22703 reduction_code_for_scalar_code, report_vect_op,
22704 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22705 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22706 (vect_supportable_dr_alignment): Likewise.
22707 * tree-vectorizer.h (tree-data-ref.h): Include.
22708 (vect_loop_location): Declare.
22709 Reorganize function declarations according to the new file structure.
22710 * tree-vect-loop.c: New file.
22711 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22712 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22713 * tree-vect-data-refs.c: New file.
22714 * tree-vect-patterns.c (timevar.h): Don't include.
22715 * tree-vect-stmts.c: New file.
22716 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22717 tree-vect-slp.c, tree-vect-loop.c.
22718 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22719 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22720 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22721 (tree-vect-analyze.o): Remove.
22722 (tree-vect-transform.o): Likewise.
22723 (tree-vect-data-refs.o): Add rule.
22724 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22725 tree-vect-slp.o): Likewise.
22726 (tree-vect-patterns.o): Remove redundant dependencies.
22727 (tree-vectorizer.o): Likewise.
22728 * tree-vect-slp.c: New file.
22730 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22732 * optc-gen.awk: Warn if an option flag has multiple different
22735 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22737 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22738 -floop-block): Document dependences on PPL, CLooG and Graphite.
22740 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22742 PR rtl-optimization/323
22743 * c-common.c (c_fully_fold, convert_and_check,
22744 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22745 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22746 * c-common.def (EXCESS_PRECISION_EXPR): New.
22747 * c-cppbuiltin.c (builtin_define_float_constants): Define
22748 constants with enough digits for long double.
22749 * c-lex.c (interpret_float): Interpret constant with excess
22750 precision where appropriate.
22751 * c-opts.c (c_common_post_options): Set
22752 flag_excess_precision_cmdline. Give an error for
22753 -fexcess-precision=standard for C++ for processors where the
22754 option is significant.
22755 * c-parser.c (c_parser_conditional_expression): Handle excess
22756 precision in condition.
22757 * c-typeck.c (convert_arguments): Handle arguments with excess
22759 (build_unary_op): Move excess precision outside operation.
22760 (build_conditional_expr): Likewise.
22761 (build_compound_expr): Likewise.
22762 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22763 (build_modify_expr): Handle excess precision in RHS.
22764 (convert_for_assignment): Handle excess precision in converted
22766 (digest_init, output_init_element, process_init_element): Handle
22767 excess precision in initializer.
22768 (c_finish_return): Handle excess precision in return value.
22769 (build_binary_op): Handle excess precision in operands and add
22770 excess precision as needed for operation.
22771 * common.opt (-fexcess-precision=): New option.
22772 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22773 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22774 For standard excess precision, output explicit conversion to and
22775 truncation from XFmode.
22776 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22777 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22778 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22779 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22780 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22781 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22782 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22783 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22784 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22785 define_splits, sqrt<mode>2): Disable where appropriate for
22786 standard excess precision.
22787 * convert.c (convert_to_real): Do not shorten arithmetic to type
22788 for which excess precision would be used.
22789 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22790 * doc/invoke.texi (-fexcess-precision=): Document option.
22791 (-mfpmath=): Correct index entry.
22792 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22793 flag_excess_precision): New.
22794 * langhooks.c (lhd_post_options): Set
22795 flag_excess_precision_cmdline.
22796 * opts.c (common_handle_option): Handle -fexcess-precision=.
22797 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22798 init_excess_precision): New.
22799 (lang_dependent_init_target): Call init_excess_precision.
22800 * tree.c (excess_precision_type): New.
22801 * tree.h (excess_precision_type): Declare.
22803 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22806 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22807 non-lvalue to component.
22809 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22811 PR preprocessor/34695
22812 * Makefile.in (c-opts.o): Depend on c-tree.h.
22813 * c-common.c: Move down include of diagnostic.h.
22814 (done_lexing, c_cpp_error): New.
22815 * c-common.h (done_lexing): Declare.
22816 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22818 * c-opts.c: Include c-tree.h.
22819 (c_common_init_options): Set preprocessor error callback.
22820 (c_common_handle_option): Do not set preprocessor
22821 inhibit_warnings, warnings_are_errors, warn_system_headers,
22822 pedantic_errors or inhibit_warnings flags.
22823 (c_common_post_options): Do not check cpp_errors (parse_in).
22824 (c_common_finish): Do not output dependencies if there were
22825 errors. Do not check return value of cpp_finish.
22826 * c-ppoutput.c (pp_file_change): Set input_location.
22827 * c-tree.h (c_cpp_error): Declare.
22828 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22830 (diagnostic_build_prefix): Check override_column.
22831 * diagnostic.h (diagnostic_info): Add override_column field.
22832 (diagnostic_override_column): Define.
22834 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22836 * c-common.c (c_expand_expr, c_staticp): Remove.
22837 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22838 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22839 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22840 * c-gimplify.c (gimplify_compound_literal_expr,
22841 optimize_compound_literals_in_ctor): Remove.
22842 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22843 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22844 * c-semantics.c (emit_local_var): Remove.
22846 * langhooks-def.h (lhd_expand_expr): Remove.
22847 * langhooks.c (lhd_expand_expr): Remove.
22848 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22850 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22851 handling from c-semantics.c; don't call into langhook.
22852 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22853 * gimplify.c (gimplify_compound_literal_expr,
22854 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22855 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22856 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22857 as was done in c-gimplify.c.
22858 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22859 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22860 Move from c-common.h.
22861 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22863 * tree.c (staticp): Do not call langhook.
22864 * langhooks.c (lhd_staticp): Delete.
22865 * langhooks-def.h (lhd_staticp): Delete prototype.
22866 (LANG_HOOKS_STATICP): Delete.
22867 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22869 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22870 instead of DECL_STMTs.
22872 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22880 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22882 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22883 contained expression.
22884 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22885 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22886 conditional expressions for C.
22887 (decl_constant_value_for_optimization): Move from
22888 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22889 whether optimizing and that the expression is a VAR_DECL not of
22890 array type instead of doing such checks in the caller. Do not
22891 check pedantic. Call gcc_unreachable for C++.
22892 * c-common.def (C_MAYBE_CONST_EXPR): New.
22893 * c-common.h (c_fully_fold, c_save_expr,
22894 decl_constant_value_for_optimization): New prototypes.
22895 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22896 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22897 EXPR_INT_CONST_OPERANDS): Define.
22898 * c-convert.c (convert): Strip nops from expression.
22899 * c-decl.c (groktypename): Take extra parameters expr and
22900 expr_const_operands. Update call to grokdeclarator.
22901 (start_decl): Update call to grokdeclarator. Add statement for
22902 expressions used in type of decl.
22903 (grokparm): Update call to grokdeclarator.
22904 (push_parm_decl): Update call to grokdeclarator.
22905 (build_compound_literal): Add parameter non_const and build a
22906 C_MAYBE_COSNT_EXPR if applicable.
22907 (grokdeclarator): Take extra parameters expr and
22908 expr_const_operands. Track expressions used in declaration
22909 specifiers and declarators. Fold array sizes and track whether
22910 they are constant expressions and whether they are integer
22911 constant expressions.
22912 (parser_xref_tag): Set expr and expr_const_operands fields in
22914 (grokfield): Update call to grokdeclarator.
22915 (start_function): Update call to grokdeclarator.
22916 (build_null_declspecs): Set expr and expr_const_operands fields in
22918 (declspecs_add_type): Handle expressions in typeof specifiers.
22919 * c-parser.c (c_parser_declspecs): Set expr and
22920 expr_const_operands fields for declaration specifiers.
22921 (c_parser_enum_specifier): Likewise.
22922 (c_parser_struct_or_union_specifier): Likewise.
22923 (c_parser_typeof_specifier): Likewise. Update call to
22924 groktypename. Fold expression as needed. Return expressions with
22925 type instead of adding statements.
22926 (c_parser_attributes): Update calls to c_parser_expr_list.
22927 (c_parser_statement_after_labels): Fold expression before passing
22928 to objc_build_throw_stmt.
22929 (c_parser_condition): Fold expression.
22930 (c_parser_asm_operands): Fold expression.
22931 (c_parser_conditional_expression): Use c_save_expr. Update call
22932 to build_conditional_expr.
22933 (c_parser_alignof_expression): Update call to groktypename.
22934 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22935 original_code. Fold expression argument of va_arg. Create
22936 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22937 argument to va_arg. Update calls to groktypename. Fold array
22938 index for offsetof. Verify that first argument to
22939 __builtin_choose_expr has integer type.
22940 (c_parser_postfix_expression_after_paren_type): Update calls to
22941 groktypename and build_compound_literal. Handle expressions with
22942 side effects in type name.
22943 (c_parser_postfix_expression_after_primary): Update call to
22944 c_parser_expr_list. Set original_code for calls to
22945 __builtin_constant_p.
22946 (c_parser_expr_list): Take extra parameter fold_p. Fold
22947 expressions if requested.
22948 (c_parser_objc_type_name): Update call to groktypename.
22949 (c_parser_objc_synchronized_statement): Fold expression.
22950 (c_parser_objc_receiver): Fold expression.
22951 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22952 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22953 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22954 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22955 (struct c_typespec): Add elements expr and expr_const_operands.
22956 (struct c_declspecs): Add elements expr and expr_const_operands.
22957 (groktypename, build_conditional_expr, build_compound_literal):
22959 (in_late_binary_op): Declare.
22960 * c-typeck.c (note_integer_operands): New function.
22961 (in_late_binary_op): New variable.
22962 (decl_constant_value_for_broken_optimization): Move to c-common.c
22963 and rename to decl_constant_value_for_optimization.
22964 (default_function_array_conversion): Do not strip nops.
22965 (default_conversion): Do not call
22966 decl_constant_value_for_broken_optimization.
22967 (build_array_ref): Do not fold result.
22968 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22969 result when operand is a VLA.
22970 (c_expr_sizeof_type): Update call to groktypename. Handle
22971 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22972 result when operand names a VLA type.
22973 (build_function_call): Update call to build_compound_literal.
22974 Only fold result for calls to __builtin_* functions. Strip
22975 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22976 the function designator.
22977 (convert_arguments): Fold arguments. Update call to
22978 convert_for_assignment.
22979 (build_unary_op): Handle increment and decrement of
22980 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22981 decrement earlier. Fold operand of increment and decrement.
22982 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22983 built for integer operand. Wrap returns that are INTEGER_CSTs
22984 without being integer constant expressions or that have integer
22985 constant operands without being INTEGER_CSTs.
22986 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22987 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22988 result is an integer constant expression or can be used in
22989 unevaluated parts of one and avoid folding and wrap as
22990 appropriate. Fold operands before possibly doing -Wsign-compare
22992 (build_compound_expr): Wrap result for C99 if operands can be used
22993 in integer constant expressions.
22994 (build_c_cast): Update call to digest_init. Do not ignore
22995 overflow from casting floating-point constants to integers. Wrap
22996 results that could be confused with integer constant expressions,
22997 null pointer constants or floating-point constants.
22998 (c_cast_expr): Update call to groktypename. Handle expressions
22999 included in type name.
23000 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
23001 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
23002 Update calls to convert_for_assignment.
23003 (convert_for_assignment): Take new parameter
23004 null_pointer_constant. Do not strip nops or call
23005 decl_constant_value_for_broken_optimization. Set
23006 in_late_binary_op for conversions to boolean.
23007 (store_init_value): Update call to digest_init.
23008 (digest_init): Take new parameter null_pointer_constant. Do not
23009 call decl_constant_value_for_broken_optimization. pedwarn for
23010 initializers not constant expressions. Update calls to
23011 convert_for_assignment.
23012 (constructor_nonconst): New.
23013 (struct constructor_stack): Add nonconst element.
23014 (really_start_incremental_init, push_init_level, pop_init_level):
23015 Handle constructor_nonconst and nonconst element.
23016 (set_init_index): Call constant_expression_warning for array
23018 (output_init_element): Fold value. Set constructor_nonconst as
23019 applicable. pedwarn for initializers not constant expressions.
23020 Update call to digest_init. Call constant_expression_warning
23021 where constant initializers are required.
23022 (process_init_element): Use c_save_expr.
23023 (c_finish_goto_ptr): Fold expression.
23024 (c_finish_return): Fold return value. Update call to
23025 convert_for_assignment.
23026 (c_start_case): Fold switch expression.
23027 (c_process_expr_stmt): Fold expression.
23028 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
23029 ensure statement expression is not evaluated in constant expression.
23030 (build_binary_op): Track whether results are integer constant
23031 expressions or may occur in such, disable folding and wrap results
23032 as applicable. Fold operands for -Wsign-compare warnings unless
23034 (c_objc_common_truthvalue_conversion): Handle results folded to
23035 integer constants that are not integer constant expressions.
23036 * doc/extend.texi: Document when typeof operands are evaluated,
23037 that condition of __builtin_choose_expr is an integer constant
23038 expression, and more about use of __builtin_constant_p in
23041 2009-03-29 Richard Guenther <rguenther@suse.de>
23043 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
23044 propagate addresses of array references.
23046 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
23048 * regmove.c (perhaps_ends_bb_p): Remove.
23049 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
23050 from INSN and check that the main loop stays within that basic block.
23051 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
23052 (regmove_forward_pass): Split out from regmove_optimize. Use
23053 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
23054 (regmove_backward_pass): Split out from regmove_optimize. Use
23055 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
23056 (regmove_optimize): Simplify.
23058 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23061 * config/i386/i386.c (classify_argument): Ignore flexible array
23062 member in struct and warn ABI change.
23064 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23066 * config/i386/i386-protos.h (ix86_agi_dependent): New.
23068 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
23069 (ix86_adjust_cost): Updated.
23071 2009-03-29 Jan Hubicka <jh@suse.cz>
23073 PR middle-end/28850
23074 * tree-pass.h (pass_cleanup_eh): New function.
23075 (remove_unreachable_regions): Break code handling RTL
23076 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
23077 that can not be reached by runtime.
23078 (can_be_reached_by_runtime): New function.
23079 (label_to_region_map): New function.
23080 (num_eh_regions): New function.
23081 (rtl_remove_unreachable_regions): New function.
23082 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
23083 (remove_eh_region): New function.
23084 * except.h: Include sbitmap and vecprim.
23085 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
23086 num_eh_regions): Declare.
23087 * passes.c (init_optimization_passes): Schedule cleanup_eh.
23088 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
23089 * tree-eh.c (tree_remove_unreachable_handlers): New function.
23090 (tree_empty_eh_handler_p): New function.
23091 (cleanup_empty_eh): New function.
23092 (cleanup_eh): New function.
23093 (pass_cleanup_eh): New function.
23095 2009-03-29 Jan Hubicka <jh@suse.cz>
23097 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
23098 for removed regions.
23100 2009-03-29 Jan Hubicka <jh@suse.cz>
23102 * except.c (dump_eh_tree): Dump all datastructures.
23104 2009-03-29 Jan Hubicka <jh@suse.cz>
23106 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
23107 (duplicate_eh_regions_1): Likewise.
23108 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
23109 vector; call EH verification.
23110 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23111 Be ready for region being removed.
23113 2009-03-29 Jan Hubicka <jh@suse.cz>
23115 * bitmap.c (bitmap_last_set_bit): New function.
23116 * bitmap.h (bitmap_last_set_bit): Declare.
23118 2009-03-29 David Ayers <ayers@fsfe.org>
23121 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
23122 by calling objc_compare_types and surpress warnings about
23123 incompatible C pointers that are compatible ObjC pointers.
23125 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
23127 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
23128 call initialize_inline_failed.
23129 (initialize_inline_failed): Move it from here ...
23130 * cgraph.c (initialize_inline_failed): ... to here.
23131 (cgraph_create_edge): Call initialize_inline_failed rather than
23132 setting inline_failed directly.
23134 2009-03-29 Ben Elliston <bje@au.ibm.com>
23137 * sysv4.opt (msdata): Improve comment.
23138 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
23139 * sysv4.h (SVR4_ASM_SPEC): Likewise.
23141 2009-03-29 Ben Elliston <bje@au.ibm.com>
23144 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
23145 load and store attributes.
23147 2009-03-29 Ben Elliston <bje@au.ibm.com>
23149 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
23150 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
23151 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
23152 * doc/extend.texi (X86 Built-in Functions): Add index entries for
23153 __builtin_infq and __builtin_huge_valq.
23155 2009-03-28 Anatoly Sokolov <aesok@post.ru>
23157 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
23159 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23160 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
23162 2009-03-28 Xinliang David Li <davidxl@google.com>
23164 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
23165 (do_dbg_cnt): New function.
23167 2009-03-28 Jan Hubicka <jh@suse.cz>
23169 Merge from pretty-ipa:
23171 2009-03-27 Jan Hubicka <jh@suse.cz>
23173 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23174 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
23175 * passes.c (function_called_by_processed_nodes_p): New.
23176 * ipa-pure-const.c (check_call): Fix handling of operands.
23177 (analyze_function): Dump debug output for skipped bodies.
23178 (local_pure_const): Use function_called_by_processed_nodes_p.
23179 * dwarf2out.c (reference_to_unused): Use output.
23180 * passes.c (do_per_function_toporder): Likewise.
23182 2008-11-12 Jan Hubicka <jh@suse.cz>
23184 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
23185 * ipa-pure-const.c (funct_state_d): Add can throw field; make
23186 state_set_in_source enum
23187 (check_decl): Ignore memory tags; do not set fake looping flags;
23189 (check_operand, check_tree, check_rhs_var, check_lhs_var,
23190 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
23191 (check_call, analyze_function): Rewrite.
23193 (add_new_function): Update call of analyze_function.
23194 (generate_summary): Add call of analyze_function.
23195 (propagate): Propagate can_throw; handle state_set_in_source correctly.
23196 (local_pure_const): New function.
23197 (pass_local_pure_const): New pass.
23198 * ipa-inline.c (inline_transform): Set after_inlining.
23199 * tree-eh.c (stmt_can_throw_external): New.
23200 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
23201 work with aliasing built.
23202 * tree-flow.h (stmt_can_throw_external): New.
23203 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
23204 and local pure/const pass in early and late optimization queue.
23206 2009-03-28 Martin Jambor <mjambor@suse.cz>
23208 * fold-const.c (get_pointer_modulus_and_residue): New parameter
23210 (fold_binary): Allow function decl aligment consideration is the
23211 second argument is integer constant one.
23212 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
23213 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
23214 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
23216 2009-03-28 Jan Hubicka <jh@suse.cz>
23218 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
23219 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
23220 * function.h (rtl_data): Add nothrow flag.
23221 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
23222 set DECL_NOTHROW for AVAILABLE functions.
23224 2009-03-28 Jakub Jelinek <jakub@redhat.com>
23226 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
23227 following vector keyword has expansion starting with pixel or bool
23228 keyword, expand vector to __vector and pixel or bool to __pixel or
23232 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
23233 warn_if_disallowed_function_p): Removed.
23234 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
23235 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
23236 warning_if_disallowed_function_p.
23237 * flags.h (warn_if_disallowed_function_p,
23238 warn_disallowed_functions): Removed.
23239 * common.opt (Wdisallowed-function-list=): Removed.
23240 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
23242 2009-03-28 Richard Guenther <rguenther@suse.de>
23244 PR tree-optimization/38723
23245 * tree-ssa-pre.c (compute_avail): Add all default definitions to
23248 2009-03-28 Jan Hubicka <jh@suse.cz>
23250 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
23251 test introduced by my previous patch.
23253 2009-03-28 Richard Guenther <rguenther@suse.de>
23255 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
23256 the PHIs value undefined.
23258 2009-03-28 Jan Hubicka <jh@suse.cz>
23260 * tree-pass.h (pass_fixup_cfg): New pass.
23261 * ipa-inline.c (inline_transform): Set
23262 always_inline_functions_inlined/after_inlining.
23263 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
23264 (pass_fixup_cfg): New pass.
23265 * passes.c (init_optimization_passes): Add fixup_cfg.
23267 2009-03-28 Richard Guenther <rguenther@suse.de>
23269 PR tree-optimization/38458
23270 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
23271 argument use the arguments copy-of value.
23273 2009-03-28 Richard Guenther <rguenther@suse.de>
23275 PR tree-optimization/38180
23276 * tree-ssa-ccp.c (get_default_value): Simplify.
23277 (likely_value): Likewise.
23278 (surely_varying_stmt_p): Properly handle VOP case.
23279 (ccp_initialize): Likewise.
23280 (ccp_fold): Handle propagating through *&.
23281 (fold_const_aggregate_ref): Also handle decls.
23283 2009-03-28 Jan Hubicka <jh@suse.cz>
23285 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23286 * cgraph.h (cgraph_node): Likewise.
23287 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
23288 (cgraph_reset_node): Use process flag.
23289 (cgraph_mark_functions_to_output): Likewise.
23290 (cgraph_expand_function): Likewise.
23291 (cgraph_expand_all_functions): Likewise.
23292 (cgraph_output_in_order): Likewise.
23293 * dwarf2out.c (reference_to_unused): Likewise.
23294 * passes.c do_per_function_toporder): Likewise.
23296 2009-03-28 Jan Hubicka <jh@suse.cz>
23298 Bring from lto-branch:
23300 2008-09-03 Doug Kwan <dougkwan@google.com>
23302 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
23303 enums instead of reason strings.
23304 * cgraph.c (cgraph_create_edge): Same.
23305 (cgraph_inline_failed_string): New function.
23306 * cgraph.h (cgraph_inline_failed_t): New enum type.
23307 (cgraph_inline_failed_string): New prototype.
23308 (struct cgraph_edge): Change type of INLINED_FAILED from constant
23309 char pointer to cgraph_inline_failed_t.
23310 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
23311 (cgraph_default_inline_p): Ditto.
23312 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
23313 to cgraph_inline_failed_t pointer.
23314 * cif-code.def: New file.
23315 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
23317 (cgraph_check_inline_limits): Change type of REASON to pointer to
23318 cgraph_inline_failed_t. Replace reason strings with enums.
23319 (cgraph_default_inline_p): Ditto.
23320 (cgraph_recursive_inlining_p): Ditto.
23321 (update_caller_keys): Change type of FAILED_REASON to
23322 cgraph_inline_failed_t.
23323 (cgraph_set_inline_failed): Change type of REASON to pointer to
23324 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
23325 convert enums to strings for text output.
23326 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
23327 to be of type cgraph_inline_failed_t. Replace reason strings with
23328 enums. Call cgraph_inline_failed_string to covert enums
23329 to strings for text output.
23330 (cgraph_decide_inlining): Replace reason strings with enums.
23331 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
23332 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
23334 * tree-inline.c (expand_call_inline): Change type of REASON
23335 to cgraph_inline_failed_t. Replace reason strings with enums.
23336 Call cgraph_inline_failed_string for text output.
23337 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
23340 2009-03-28 Jan Hubicka <jh@suse.cz>
23342 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
23343 cgraph_clone_node): Remove master clone handling.
23344 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23345 * cgraph.h (master_clone): Remove.
23346 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23347 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
23348 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23350 2009-03-28 Jan Hubicka <jh@suse.cz>
23352 * cgraph.c (cgraph_function_body_availability): Functions declared
23353 inline are always safe to assume that it is not going to be replaced.
23355 2009-03-28 Richard Guenther <rguenther@suse.de>
23357 PR tree-optimization/38513
23358 * tree-ssa-pre.c (eliminate): Remove redundant stores.
23359 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
23360 EXC_PTR_EXPR and FILTER_EXPR.
23361 (get_ref_from_reference_ops): Likewise.
23363 2009-03-28 Richard Guenther <rguenther@suse.de>
23365 PR tree-optimization/38968
23366 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
23367 Use FLOOR_MOD_EXPR to compute misalignment.
23369 2009-03-28 Richard Guenther <rguenther@suse.de>
23371 PR tree-optimization/37795
23372 * tree.h (combine_comparisons): Declare.
23373 * fold-const.c (combine_comparisons): Export.
23374 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
23376 (ifcombine_iforif): Use combine_comparisons.
23378 2009-03-28 Jan Hubicka <jh@suse.cz>
23380 * tree-eh.c (inlinable_call_p): New function.
23381 (make_eh_edges): Use it.
23382 (verify_eh_edges): Use it.
23383 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
23384 * except.c (reachable_next_level): Add inlinable_function argument
23385 (sjlj_find_directly_reachable_regions): Update.
23386 (add_reachable_handler): Do not set saw_any_handlers.
23387 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
23388 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23389 Add new inlinable call parameter.
23390 (can_throw_internal, can_throw_external): Update.
23391 * except.h (can_throw_internal_1, can_throw_external_1,
23392 foreach_reachable_handler): Update declaration.
23394 2009-03-28 Joseph Myers <joseph@codesourcery.com>
23396 * config/arm/t-arm-coff, config/h8300/coff.h,
23397 config/i386/i386-aout.h, config/i386/i386-coff.h,
23398 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
23399 config/pdp11/2bsd.h, config/rs6000/aix41.h,
23400 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
23401 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
23402 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
23403 sys-types.h: Remove.
23404 * Makefile.in: Remove protoize and fixproto support and references
23406 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
23407 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
23409 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
23410 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
23411 unprotoize$(exeext).
23412 (rest.encap): Don't depend on $(STMP_FIXPROTO)
23413 (.PHONY): Don't depend on proto.
23414 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
23415 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
23416 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
23417 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
23418 build/gen-protos.o, build/scan.o, xsys-protos.h,
23419 build/fix-header$(build_exeext), build/fix-header.o,
23420 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
23421 stmp-install-fixproto): Remove.
23422 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
23423 SYSCALLS.c or fixproto files.
23424 (install-common): Don't install protoize.
23425 (install-headers-tar, install-headers-cpio, install-headers-cp):
23426 Don't depend on $(STMP_FIXPROTO).
23427 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
23428 install fixproto files or write out fixproto settings.
23429 (uninstall): Don't uninstall protoize.
23430 * config.gcc (use_fixproto): Remove.
23431 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
23432 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
23433 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
23434 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
23435 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
23436 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
23437 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
23438 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
23439 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
23440 * config/t-vxworks (STMP_FIXPROTO): Remove.
23441 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
23442 STMP_FIXPROTO): Remove.
23443 * config.in, configure: Regenerate.
23444 * crtstuff.c (gid_t, uid_t): Don't undefine.
23445 * doc/install.texi: Change m68k-coff to m68k-elf in example.
23446 (arm-*-coff, arm-*-aout: Remove target entries.
23447 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
23448 Remove mention of AIX 4.1.
23449 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
23450 * doc/invoke.texi (Running Protoize): Remove.
23451 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
23452 (Protoize Caveats): Remove.
23453 * tsystem.h: Update comments on headers assumed to exist.
23455 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
23457 * genautomata.c: Add a new year to the copyright. Add a new
23459 (struct insn_reserv_decl): Add comments for member bypass_list.
23460 (find_bypass): Remove.
23461 (insert_bypass): New.
23462 (process_decls): Use insert_bypass.
23463 (output_internal_insn_latency_func): Output all bypasses with the
23464 same input insn in one switch case.
23466 * rtl.def (define_bypass): Describe bypass choice.
23467 * doc/md.texi (define_bypass): Ditto.
23469 2009-03-27 Richard Guenther <rguenther@suse.de>
23471 * gimplify.c (mark_addressable): Export.
23472 * tree-flow.h (mark_addressable): Declare.
23473 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
23474 * tree-ssa.c (verify_phi_args): Verify that address taken
23475 variables have TREE_ADDRESSABLE set.
23477 2009-03-27 Richard Guenther <rguenther@suse.de>
23479 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
23480 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
23481 Do not mark decls TREE_ADDRESSABLE.
23482 (build_fold_addr_expr): Adjust.
23483 (fold_addr_expr): Remove.
23484 (fold_unary): Use build_fold_addr_expr.
23485 (fold_comparison): Likewise.
23486 (split_address_to_core_and_offset): Likewise.
23487 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23489 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23490 (gimplify_modify_expr_to_memcpy): Mark source and destination
23492 * omp-low.c (create_omp_child_function): Mark the object decl
23494 (lower_rec_input_clauses): Mark the var we take the address of
23496 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23498 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23500 PR middle-end/39315
23501 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23502 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23504 2009-03-27 Richard Guenther <rguenther@suse.de>
23506 PR tree-optimization/39120
23507 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23509 (handle_lhs_call): Process return constraints. Add escape
23510 constraints if necessary.
23511 (handle_const_call): Fill out return constraints. Make nested
23512 case more precise. Avoid consttmp if possible.
23513 (handle_pure_call): Fill out return constraints. Avoid
23514 callused if possible.
23515 (find_func_aliases): Simplify call handling.
23517 2009-03-27 Richard Guenther <rguenther@suse.de>
23519 PR tree-optimization/39120
23520 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23521 as a representative.
23522 (solve_graph): Do propagate CALLUSED.
23523 (handle_pure_call): Use a scalar constraint from CALLUSED for
23525 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23528 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23531 * c-common.c (handle_aligned_attribute): Properly check alignment
23532 overflow. Use (1U << i) instead of (1 << i).
23534 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23536 * expr.h (get_mem_align_offset): Updated.
23538 * tree.h (tree_decl_common): Change align to "unsigned int" and
23539 move it before pointer_alias_set.
23541 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23542 Jakub Jelinek <jakub@redhat.com>
23545 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23546 gr_register_operand with gr_reg_or_0_operand.
23547 (cmpxchg_rel_di): Likewise.
23548 (sync_lock_test_and_set<mode>): Likewise.
23550 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23552 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23553 (true_regnum): Likewise.
23555 * rtlanal.c (subreg_info): Moved to ...
23556 * rtl.h (subreg_info): Here. New.
23557 (subreg_get_info): New.
23559 * rtlanal.c (subreg_get_info): Make it extern.
23561 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23564 * config/i386/i386.c (ix86_abi): New.
23565 (override_options): Handle -mabi=.
23566 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23567 (ix86_call_abi_override): Likewise.
23568 (init_cumulative_args): Likewise.
23569 (function_arg_advance): Likewise.
23570 (function_arg_64): Likewise.
23571 (function_arg): Likewise.
23572 (ix86_pass_by_reference): Likewise.
23573 (ix86_function_value_regno_p): Likewise.
23574 (ix86_build_builtin_va_list_abi): Likewise.
23575 (setup_incoming_varargs_64): Likewise.
23576 (is_va_list_char_pointer): Likewise.
23577 (ix86_init_machine_status): Likewise.
23578 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23579 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23580 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23581 (ix86_function_abi): Make it static and return enum calling_abi.
23582 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23584 (ix86_fn_abi_va_list): Updated.
23586 * config/i386/i386.h (ix86_abi): New.
23587 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23588 (CONDITIONAL_REGISTER_USAGE): Likewise.
23589 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23590 (machine_function): Likewise.
23592 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23594 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23595 (STACK_BOUNDARY): Likewise.
23596 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23598 * config/i386/i386.opt (mabi=): New.
23600 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23601 return enum calling_abi.
23602 (ix86_function_type_abi): Likewise.
23603 (ix86_function_abi): Removed.
23605 * doc/invoke.texi: Document -mabi= option for x86.
23607 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23609 * builtins.c (real_dconstp): Delete.
23610 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23612 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23613 Jakub Jelinek <jakub@redhat.com>
23616 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23617 (gen_subprogram_die): When a function is explicit, generate the
23618 DW_AT_explicit attribute.
23619 * langhooks.h (struct lang_hooks_for_decls): Add
23620 function_decl_explicit_p langhook.
23621 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23622 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23624 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23626 * builtins.c (fold_builtin_memory_op): Optimize memmove
23627 into memcpy if we can prove source and destination don't overlap.
23629 * tree-inline.c: Include gt-tree-inline.h.
23630 (clone_fn_id_num): New variable.
23631 (clone_function_name): New function.
23632 (tree_function_versioning): Use it.
23633 * Makefile.in (GTFILES): Add tree-inline.c.
23635 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23637 * BASE-VER: Change to 4.5.0.
23639 2009-03-27 Xinliang David Li <davidxl@google.com>
23641 PR tree-optimization/39557
23642 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23644 2009-03-27 Xinliang David Li <davidxl@google.com>
23646 PR tree-optimization/39548
23647 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23650 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23652 * c-common.c (pointer_int_sum): Use %wd on return from
23655 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23657 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23658 on return from tree_low_cst.
23660 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23663 * ginclude/stdarg.h (va_copy): Define also for
23664 __GXX_EXPERIMENTAL_CXX0X__.
23666 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23669 * builtins.h (c_strlen): Do not warn here.
23670 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23671 * c-common.c (pointer_int_sum): Take an explicit location.
23672 Warn about offsets out of bounds.
23673 * c-common.h (pointer_int_sum): Adjust declaration.
23675 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23677 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23680 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23683 * opts.c (warn_if_disallowed_function_p): Don't assume
23684 get_callee_fndecl must return non-NULL.
23686 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23688 PR rtl-optimization/39522
23689 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23690 when reg_reloaded_valid is set.
23692 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23694 * config/spu/divv2df3.c: New file.
23695 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23696 (DPBIT_FUNCS): Filter out _div_df.
23698 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23700 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23701 a jump insn, count that jump in the distance to the loop start.
23703 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23706 * config/sh/sh.c (calc_live_regs): Fix condition for global
23707 registers except PIC_OFFSET_TABLE_REGNUM.
23709 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23712 * doc/invoke.texi (-mconsole): New.
23714 (-mno-cygwin): New.
23716 (-mnop-fun-dllimport): New.
23720 (sub section "i386 and x86-64 Windows Options"): New.
23722 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23724 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23725 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23727 2009-03-25 Richard Guenther <rguenther@suse.de>
23729 PR middle-end/39497
23730 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23733 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23735 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23736 neither of haifa/selective schedulers are working.
23738 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23740 * doc/invoke.texi (Debugging Options): Fix description of
23741 -fno-merge-debug-strings.
23743 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23745 * config/cris/libgcc.ver: New version-script.
23746 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23748 * configure.ac <GAS features, nop mnemonic>: Add pattern
23749 crisv32-*-* for "nop".
23750 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23751 * configure: Regenerate.
23753 2009-03-24 Ira Rosen <irar@il.ibm.com>
23755 PR tree-optimization/39529
23756 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23757 mark_sym_for_renaming for the tag copied to the new vector
23760 2009-03-24 Arthur Loiret <aloiret@debian.org>
23762 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23763 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23764 EXTRA_SPEC_FUNCTIONS.
23765 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23766 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23767 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23768 -march and -mtune options.
23770 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23772 * config/m68k/t-rtems: Add m5329 multilib.
23774 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23775 Jakub Jelinek <jakub@redhat.com>
23778 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23781 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23784 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23785 instead of c_parser_expression_conv, if original_code isn't one of the
23786 4 allowed comparison codes, fail.
23788 2009-03-23 Richard Guenther <rguenther@suse.de>
23790 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23791 * tree.h (struct tree_type): Likewise.
23792 * reload.h (struct insn_chain): Likewise.
23793 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23794 * function.h (struct function): Likewise.
23795 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23797 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23799 PR tree-optimization/39516
23800 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23802 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23804 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23805 should be set true if BITS_PER_WORD of target is bigger than 32
23807 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23809 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23810 Translate -B-options to -rpath-link. Correct existing
23811 rpath-link and conditionalize on !nostdlib.
23813 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23815 * doc/extend.texi (Function Attributes, Variable Attributes):
23817 * doc/invoke.texi (Debugging Options, Optimize Options)
23818 (i386 and x86-64 Options, MCore Options): Likewise.
23820 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23823 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23824 it for block local namespace aliases.
23825 (gen_decl_die): Pass context_die to gen_namespace_die.
23827 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23830 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23831 minimum or maximum value.
23833 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23835 * reginfo.c (globalize_reg): Recompute derived reg sets.
23837 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23840 * libgcc2.c (mprotect): Do not use signed arguments for
23841 VirtualProtect, use DWORD arguments. Also fix the 'may
23842 be used uninitialized' warning for the np variable.
23844 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23847 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23848 functions using regparm calling conventions when not optimizing.
23849 (ix86_function_sseregparm): Similarly for sseregparm calling
23852 2009-03-19 Li Feng <nemokingdom@gmail.com>
23854 PR middle-end/39500
23855 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23856 dependence if the first conflict is after niter iterations.
23858 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23860 PR middle-end/38609
23861 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23862 functions with dynamic stack-pointer adjustments.
23864 2009-03-19 Ben Elliston <bje@au.ibm.com>
23866 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23867 option; change to -msdata=data.
23869 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23871 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23874 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23877 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23879 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23881 * doc/invoke.texi (Code Gen Options): Expand discussion of
23884 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23886 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23887 * matrix-reorg.c (struct matrix_info): Likewise.
23888 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23889 * rtl.h (struct mem_attrs): Likewise.
23890 * df.h (struct df): Likewise.
23891 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23892 * ira-int.h (struct ira_allocno): Likewise.
23893 * df-scan.c (struct df_collection_rec): Likewise.
23894 * ira.c (struct equivalence): Likewise.
23895 * function.c (struct temp_slot): Likewise.
23896 * cfgloop.h (struct loop): Likewise.
23899 * function.c (use_register_for_decl): When not optimizing, disregard
23900 register keyword for variables with types containing methods.
23902 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23904 PR middle-end/39447
23905 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23906 (is_simple_operand): Call contains_component_ref_p before calling data
23907 reference analysis that would fail on COMPONENT_REFs.
23909 * tree-vrp.c (search_for_addr_array): Fix formatting.
23911 2009-03-18 Richard Guenther <rguenther@suse.de>
23913 * tree-vect-transform.c (vect_loop_versioning): Fold the
23914 generated comparisons.
23915 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23916 (slpeel_tree_peel_loop_to_edge): Likewise.
23918 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23920 PR middle-end/37805
23921 * opts.c (print_specific_help): In addition to `undocumented',
23922 accept `separate' and `joined' flags if passed alone. Describe
23923 output by the first matched one of those.
23924 (common_handle_option): Skip over empty strings.
23925 * gcc.c (display_help): Fix help string for `--help='.
23926 * doc/invoke.texi (Option Summary, Overall Options): With
23927 `--help=', classes and qualifiers can both be repeated, but
23928 only the latter can be negated. One should not pass only
23929 negated qualifiers. Fix markup and examples.
23932 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23933 PR middle-end/37805
23934 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23935 and -fhelp=separate.
23937 2009-03-17 Jing Yu <jingyu@google.com>
23939 PR middle-end/39378
23940 * function.h (struct rtl_data): Move is_thunk from here...
23941 (struct function): ...to here.
23942 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23943 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23945 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23947 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23948 (alpha_output_function_end_prologue): Likewise.
23949 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23950 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23951 (rs6000_output_function_epilogue): Likewise.
23952 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23954 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23957 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23958 from different units in a single alternative.
23959 (*truncdfsf_i387): Ditto.
23960 (*truncxfsf2_mixed): Ditto.
23961 (*truncxfdf2_mixed): Ditto.
23963 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23965 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23966 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23969 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23970 unused non-artificial variables when not optimizing.
23973 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23974 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23975 NAMESPACE_DECL in its DECL_INITIAL.
23977 PR middle-end/39443
23978 * optabs.c (set_user_assembler_libfunc): New function.
23979 * expr.h (set_user_assembler_libfunc): New prototype.
23980 * c-common.c: Include libfuncs.h.
23981 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23982 for memcmp, memset, memcpy, memmove and abort.
23983 * Makefile.in (c-common.o): Depend on libfuncs.h.
23986 * dwarf2out.c (gen_inlined_enumeration_type_die,
23987 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23988 gen_tagged_type_instantiation_die): Removed.
23989 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23992 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23995 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23997 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23998 (check-parallel-%): Ditto.
23999 (check-consistency): Ditto.
24001 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
24003 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
24004 local variable rhs by NULL_TREE.
24006 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24009 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
24011 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24014 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
24016 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24019 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
24020 for ms->sysv ABI calls only in 64bit mode.
24022 * config/i386/i386.md (untyped_call): Support 32bit.
24024 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
24026 * doc/extend.texi: Replace x86_65 with x86_64.
24028 2009-03-16 Jakub Jelinek <jakub@redhat.com>
24030 PR tree-optimization/39455
24031 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
24032 mismatches for POINTER_TYPE_P (type).
24033 (number_of_iterations_le): Likewise.
24035 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24037 * config/picochip/picochip.c: Removed profiling support.
24038 * config/picochip/picochip.md: Removed profiling instruction.
24039 * config/picochip/picochip.h: Removed profiling builtin.
24041 2009-03-16 Joseph Myers <joseph@codesourcery.com>
24043 * doc/install.texi (--with-host-libstdcxx): Document.
24045 2009-03-14 Anatoly Sokolov <aesok@post.ru>
24048 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
24049 generate a warning if the function name does not begin with
24050 "__vector" and the function has either the 'signal' or 'interrupt'
24051 attribute, from here to ...
24052 (avr_declare_function_name): ...here. New function.
24053 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
24054 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
24056 2009-03-14 Jakub Jelinek <jakub@redhat.com>
24059 * cse.c (fold_rtx): Don't modify original const_arg1 when
24060 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
24061 separate variable instead.
24062 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
24063 from out of range shift counts.
24064 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
24066 2009-03-13 Catherine Moore <clm@codesourcery.com>
24068 * config/i386/x-mingw32 (host-mingw32.o): Replace
24069 diagnostic.h with $(DIAGNOSTIC_H).
24071 2009-03-12 Jakub Jelinek <jakub@redhat.com>
24074 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
24076 * config/i386/sync.md (sync_compare_and_swap<mode>,
24077 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
24078 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
24080 (sync_double_compare_and_swapdi_pic,
24081 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
24082 cmpxchg8b_pic_memory_operand instead of just memory_operand.
24084 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24087 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
24089 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24092 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24093 (avx_addsubv4df3): Likewise.
24094 (*avx_addsubv4sf3): Likewise.
24095 (sse3_addsubv4sf3): Likewise.
24097 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24100 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
24102 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
24105 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
24106 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24107 registers for allocnos created from user-defined variables.
24109 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24112 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
24113 of non-integer mode as well.
24115 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
24117 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
24118 for functions for which the parameter types are unknown.
24120 2009-03-11 Jakub Jelinek <jakub@redhat.com>
24123 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
24124 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
24125 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
24126 * config/i386/i386.c (ix86_local_alignment): For
24127 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
24128 long long variables on the stack to avoid dynamic realignment.
24129 Allow the first argument to be a decl rather than type.
24130 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
24132 2009-03-11 Nick Clifton <nickc@redhat.com>
24135 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
24137 Add description to mno-lsim option.
24138 * config/mcore/mcore.h: Remove comment about deprecated m4align
24140 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
24141 * doc/invoke.texi: Add description of mno-lsim and
24142 mstack-increment options.
24144 * config/fr30/fr30.opt: Document the -mno-lsim option.
24145 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
24146 and -mno-lsim options.
24148 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24150 * fold-const.c (fold_comparison): Only call fold_inf_compare
24151 if the mode supports infinities.
24153 2009-03-11 Jason Merrill <jason@redhat.com>
24156 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
24157 end already did. Notice GIMPLE_CALL modifications of the result.
24158 Don't copy debug information from an ignored decl or a decl from
24161 2009-03-10 Richard Guenther <rguenther@suse.de>
24162 Nathan Froyd <froydnj@codesourcery.com>
24164 PR middle-end/37850
24165 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
24166 (__divMODE3): Likewise.
24168 2009-03-09 Jakub Jelinek <jakub@redhat.com>
24170 PR tree-optimization/39394
24171 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
24172 DECL_SIZE_UNIT of variable length FIELD_DECLs.
24174 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24176 * recog.c (verfiy_changes): Disallow renaming of hard regs in
24177 inline asms for register asm ("") declarations.
24179 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
24181 * fold-const.c (fold_unary): Fix comment.
24183 2009-03-07 Jan Hubicka <jh@suse.cz>
24186 * tree-inline.c (setup_one_parameter): Do replacement of const
24187 argument by constant in SSA form.
24189 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24191 PR middle-end/38028
24192 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
24193 determine alignment passed to assign_stack_local.
24194 (assign_parms_unsplit_complex): Likewise.
24195 * except.c (sjlj_build_landing_pads): Likewise.
24197 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24199 PR middle-end/39360
24200 * tree-flow.h (add_referenced_var): Return bool instead of void.
24201 * tree-dfa.c (add_referenced_var): Return result of
24202 referenced_var_check_and_insert call.
24203 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
24204 of referenced_var_check_and_insert.
24207 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
24208 (gen_variable_die): Emit DW_AT_location on abstract static variable's
24209 DIE, don't emit it if abstract origin already has it.
24210 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
24211 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
24213 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24215 * genpreds.c (needs_variable): Fix parentheses at variable name
24217 (write_tm_constrs_h): Indent generated code.
24219 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24221 * doc/extend.texi (Function Attributes): Add documentation
24222 for isr attributes.
24224 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24227 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
24228 take locus from its DECL_SOURCE_LOCATION instead of input_location.
24230 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24232 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
24235 2009-03-05 Jakub Jelinek <jakub@redhat.com>
24238 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
24239 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
24241 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
24243 * config/i386/i386.md (R8_REG, R9_REG): New constants.
24244 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
24245 constants instead of magic numbers.
24246 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
24248 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
24249 (x86_64_ms_abi_int_parameter_registers): Ditto.
24250 (x86_64_int_return_registers): Ditto.
24251 (ix86_maybe_switch_abi): Ditto.
24252 (ix86_expand_call): Ditto for clobbered_registers array.
24253 (ix86_hard_regno_mode_ok): Ditto.
24254 (x86_extended_QIreg_mentioned_p): Ditto.
24256 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
24258 PR tree-optimization/39349
24259 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
24261 * combine.c (gen_lowpart_for_combine): Use omode when generating
24264 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
24266 PR rtl-optimization/39235
24267 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
24269 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24271 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
24273 2009-03-04 Richard Guenther <rguenther@suse.de>
24275 PR tree-optimization/39362
24276 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
24277 that occur in abnormal PHIs should be varying.
24279 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24281 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
24283 (simple_iv): Take loop as an argument instead of statement.
24284 * tree-scalar-evolution.h (simple_iv): Declaration changed.
24285 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
24287 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
24289 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
24290 * matrix-reorg.c (analyze_transpose): Ditto.
24291 * tree-data-ref.c (dr_analyze_innermost): Ditto.
24292 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
24293 * tree-predcom.c (ref_at_iteration): Ditto.
24294 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
24296 2009-03-04 Richard Guenther <rguenther@suse.de>
24298 PR tree-optimization/39358
24299 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
24300 escaped_id and callused_id.
24301 (solve_graph): Likewise.
24303 2009-03-04 Richard Guenther <rguenther@suse.de>
24305 PR tree-optimization/39339
24306 * tree-sra.c (try_instantiate_multiple_fields): Make it
24307 no longer ICE on the above.
24309 2009-03-03 Joseph Myers <joseph@codesourcery.com>
24311 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
24312 that fits within Pmode.
24314 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24316 PR middle-end/10109
24317 * tm.texi (LIBCALL_VALUE): Update description.
24319 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24321 PR middle-end/34443
24322 * doc/extend.texi (section): Update description.
24324 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
24326 PR middle-end/39345
24327 * tree-inline.c (remapped_type): New.
24328 (can_be_nonlocal): Call remapped_type instead of remap_type.
24330 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24333 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
24334 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
24336 2009-03-03 Richard Guenther <rguenther@suse.de>
24338 PR middle-end/39272
24339 * tree.c (tree_nonartificial_location): New function.
24340 * tree.h (tree_nonartificial_location): Declare.
24341 * builtins.c (expand_builtin_memory_chk): Provide location
24342 of the call location for artificial function pieces.
24343 (maybe_emit_chk_warning): Likewise.
24344 (maybe_emit_sprintf_chk_warning): Likewise.
24345 (maybe_emit_free_warning): Likewise.
24346 * expr.c (expand_expr_real_1): Likewise.
24348 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24350 PR tree-optimization/39343
24351 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
24352 COMPONENT_REF t has ARRAY_TYPE.
24354 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
24356 PR middle-end/39335
24357 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
24358 when the type precision of the induction variable should be
24359 larger than the type precision of nit.
24360 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
24361 * graphite.c (graphite_loop_normal_form): Same.
24362 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
24364 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24366 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
24367 (*call_1_rex64_ms_sysv): Use named constants instead of magic
24368 numbers to describe clobbered registers.
24369 (*call_value_0_rex64_ms_sysv): Ditto.
24370 * config/i386/mmx.md (mmx_emms): Ditto.
24371 (mmx_femms): Ditto.
24373 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
24375 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
24378 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24380 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
24381 (spu_section_type_flags): New function.
24383 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24385 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
24386 reg_class_contents of FLOAT_REGS into a temporary.
24388 2009-03-02 Richard Guenther <rguenther@suse.de>
24389 Ira Rosen <irar@il.ibm.com>
24391 PR tree-optimization/39318
24392 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
24393 information to the vectorized statement.
24395 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
24397 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
24398 variable. Use defined names instead of magic constants for REX SSE
24401 2009-03-01 Richard Guenther <rguenther@suse.de>
24403 PR tree-optimization/39331
24404 * omp-low.c (lower_send_shared_vars): Do not receive new
24405 values for the reference of DECL_BY_REFERENCE parms or results.
24407 2009-03-01 Jan Hubicka <jh@suse.cz>
24410 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
24411 BLOCK_NONLOCALIZED_VAR): New macros.
24412 (tree_block): Add nonlocalized_vars.
24413 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
24414 gen_decl_die): Add origin argument. Allow generation of die with
24415 origin at hand only.
24416 (gen_member_die, gen_type_die_with_usage, force_decl_die,
24417 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
24419 (gen_block_die): Fix checking for unused blocks.
24420 (process_scope_var): Break out from .... ; work with origins only.
24421 (decls_for_scope) ... here; process nonlocalized list.
24422 (dwarf2out_ignore_block): Look for nonlocalized vars.
24423 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
24425 (dump_scope_block): Dump them.
24426 * tree-inline.c (remap_decls): Handle nonlocalized vars.
24427 (remap_block): Likewise.
24428 (can_be_nonlocal): New predicate.
24429 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
24431 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24433 * configure: Regenerate.
24435 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24437 * optc-gen.awk: No need to duplicate option flags twice.
24438 Reuse help texts for duplicate options which do not have any.
24440 * gcc.c (display_help): Document --version.
24442 * gcc.c (main): If print_help_list and verbose_flag, ensure
24443 driver output comes before subprocess output.
24445 * optc-gen.awk: Assign all remaining fields to help string,
24446 space-separated, for multi-line help in *.opt.
24448 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
24449 -Wno-pedantic-ms-format is for MinGW targets only.
24451 * doc/options.texi (Option file format): Fix bad indentation,
24452 restoring dropped sentence.
24454 2009-02-28 Jan Hubicka <jh@suse.cz>
24456 * tree-inline.c (tree_function_versioning): Output debug info.
24458 2009-02-28 Jan Hubicka <jh@suse.cz>
24461 * tree-inline.c (setup_one_parameter): Do not copy propagate
24462 arguments when not optimizing.
24464 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
24467 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24468 (avx_addsubv4df3): Likewise.
24469 (*avx_addsubv4sf3): Likewise.
24470 (sse3_addsubv4sf3): Likewise.
24471 (*avx_addsubv2df3): Likewise.
24472 (sse3_addsubv2df3): Likewise.
24473 (avx_unpckhps256): Correct item selectors.
24474 (avx_unpcklps256): Likewise.
24475 (avx_unpckhpd256): Likewise.
24476 (avx_unpcklpd256): Likewise.
24478 2009-02-28 Jan Hubicka <jh@suse.cz>
24480 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
24482 (copy_arguments_for_versioning): If var is declared don't declare it.
24483 (tree_function_versioning): First setup substitutions and then copy
24486 2009-02-27 Jan Hubicka <jh@suse.cz>
24489 * cgraph.h (varpool_output_debug_info): Remove.
24490 * cgraphunit.c (varpool_output_debug_info): Remove.
24491 * dwarf2out.c (deferred_locations_struct): New struct
24492 (deferred_locations): New type.
24493 (deferred_locations_list): New static var.
24494 (deffer_location): New function.
24495 (gen_variable_die): Use it.
24496 (decls_for_scope): Output info on local static vars.
24497 (dwarf2out_finish): Process deferred locations.
24498 * varpool.c (varpool_output_debug_info): Remove.
24500 2009-02-27 Jan Hubicka <jh@suse.cz>
24503 * tree.h (TREE_PROTECTED): Fix comment.
24504 (BLOCK_HANDLER_BLOCK): Remove.
24505 (struct tree_block): Remove handler_block add body_block.
24506 (inlined_function_outer_scope_p): New.
24507 (is_body_block): Remove.
24508 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24509 * dwarf2out.c (is_inlined_entry_point): Remove.
24510 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24511 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24513 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24514 * gimplify.c (gimplify_expr): Gimplify body blocks.
24515 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24516 block with multiple subblocks.
24517 (dump_scope_block): Prettier output; dump more flags and info.
24518 (dump_scope_blocks): New.
24519 (remove_unused_locals): Use dump_scope_blocks.
24520 * tree-flow.h (dump_scope_blocks): Declare.
24521 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24522 * stmt.c (is_body_block): Remove.
24523 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24524 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24526 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24528 PR middle-end/39308
24529 * graphite.c (graphite_loop_normal_form): Do not call
24530 number_of_iterations_exit from a gcc_assert.
24532 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24534 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24535 jumps if COND is NULL.
24536 (find_cond_jump): New function.
24537 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24538 * config/s390/s390.md: Remove z10_cobra attribute value.
24540 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24542 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24543 force_const_mem returns NULL_RTX.
24545 2009-02-26 Jan Hubicka <jh@suse.cz>
24548 * cgraph.h (varpool_output_debug_info): Remove.
24549 * cgraphunit.c (varpool_output_debug_info): Remove.
24550 * dwarf2out.c (deferred_locations_struct): New struct
24551 (deferred_locations): New type.
24552 (deferred_locations_list): New static var.
24553 (deffer_location): New function.
24554 (gen_variable_die): Use it.
24555 (decls_for_scope): Output info on local static vars.
24556 (dwarf2out_finish): Process deferred locations.
24557 * varpool.c (varpool_output_debug_info): Remove.
24559 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24561 PR rtl-optimization/39241
24562 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24563 to subreg_offset_representable_p.
24565 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24567 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24568 execute function prototype. Get f and nregs from max_reg_num
24569 and get_insns. Remove the first backward pass as it's dead,
24570 guard the forward pass by flag_expensive_optimizations.
24571 (rest_of_handle_regmove): Delete.
24572 (pass_regmove): Replace it with regmove_optimize.
24574 2009-02-25 Martin Jambor <mjambor@suse.cz>
24576 PR tree-optimization/39259
24577 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24578 calls_alloca function flags.
24579 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24580 calls are detected.
24582 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24584 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24585 flags_set_1_rtx, flags_set_1_set): Delete.
24586 (regmove_optimize): Do not call mark_flags_life_zones.
24588 2009-02-24 Julian Brown <julian@codesourcery.com>
24591 * config/arm/arm.c (require_pic_register): Only set
24592 cfun->machine->pic_reg once per function.
24594 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24596 * doc/invoke.texi (Link Options): Document an easier way to pass
24597 options that take arguments to the GNU linker using -Xlinker and -Wl.
24599 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24602 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24604 2009-02-24 Richard Guenther <rguenther@suse.de>
24607 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24609 2009-02-24 Richard Guenther <rguenther@suse.de>
24610 Zdenek Dvorak <ook@ucw.cz>
24612 PR tree-optimization/39233
24613 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24614 from converting them to a generic type.
24616 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24618 PR tree-optimization/39260
24619 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24620 contains a condition with a real type.
24621 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24623 2009-02-23 Jason Merrill <jason@redhat.com>
24626 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24627 narrowing_initializer_constant_valid_p.
24628 (narrowing_initializer_constant_valid_p): Don't return
24629 null_pointer_node for adding a pointer to itself.
24631 2009-02-23 Jan Hubicka <jh@suse.cz>
24634 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24637 2009-02-23 Jan Hubicka <jh@suse.cz>
24639 PR tree-optimization/37709
24640 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24641 * tree.h (block_ultimate_origin): Declare.
24642 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24643 * tree-ssa-live.c (remove_unused_scope_block_p):
24644 Eliminate blocks containig no instructions nor live variables nor
24646 (dump_scope_block): New function.
24647 (remove_unused_locals): Enable removal of dead blocks by default;
24648 enable dumping at TDF_DETAILS.
24650 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24652 * config/i386/i386.c (classify_argument): Don't allow COImode
24654 (function_arg_advance_32): Don't allow OImode.
24655 (function_arg_32): Likewise.
24656 (function_value_32): Likewise.
24657 (return_in_memory_32): Likewise.
24658 (function_arg_64): Remove OImode comment.
24660 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24663 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24664 ix86_expand_vector_set for V4DImode in 64bit mode only.
24665 (ix86_expand_vector_init_one_var): Likewise.
24667 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24669 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24671 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24674 * loop-iv.c: Revert last change.
24675 * emit-rtl.c: Likewise.
24677 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24680 * config/i386/i386.c (type_natural_mode): Remove an extra
24681 space in the warning message.
24682 (function_value_32): Handle 32-byte vector modes.
24683 (return_in_memory_32): Likewise.
24685 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24687 * loop-iv.c (truncate_value): New function.
24688 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24690 (lowpart_subreg): Move to...
24691 * emit-rtl.c: ...here.
24693 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24695 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24696 accidental and undocumented change at revision 140860.
24698 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24700 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24701 take gimple_seq * arguments.
24702 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24703 types_compatible_p langhook.
24705 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24706 Joseph Myers <joseph@codesourcery.com>
24708 * config/arm/arm.c (arm_builtin_va_list): New function.
24709 (arm_expand_builtin_va_start): Likewise.
24710 (arm_gimplify_va_arg_expr): Likewise.
24711 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24712 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24713 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24714 (va_list_type): New variable.
24715 (arm_mangle_type): Mangle va_list_type appropriately.
24717 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24719 PR middle-end/39157
24720 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24721 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24722 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24723 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24724 parameter to 1000 for -O1 by default.
24725 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24727 * loop-invariant.c: Include params.h.
24728 (move_loop_invariants): Don't call move_single_loop_invariants on
24731 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24733 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24734 offset when calculating bounds for indexing stack_usage_map. Fixes
24735 a buffer overflow with certain target setups.
24737 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24740 * calls.c (expand_call): Clear try_tail_call if caller and callee
24741 disagree in promotion of function return value.
24743 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24746 * c-common.c (c_determine_visibility): If visibility changed and
24747 DECL_RTL has been already set, call make_decl_rtl to update symbol
24750 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24753 * varasm.c (assemble_variable): Don't check DECL_NAME when
24754 globalizing a variable.
24756 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24759 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24760 expression before any __builtin_trap call.
24761 * c-typeck.c (build_function_call): Convert and check function
24762 arguments before generating a call to a trap. Evaluate the
24763 function arguments before the trap.
24765 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24768 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24769 (UNSPEC_FXAM_MEM): New unspec.
24770 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24771 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24772 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24774 2009-02-19 Richard Guenther <rguenther@suse.de>
24776 PR tree-optimization/39207
24777 PR tree-optimization/39074
24778 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24779 storedanything_tree): New.
24780 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24781 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24782 (build_succ_graph): Add edges from STOREDANYTHING to all
24784 (init_base_vars): Initialize STOREDANYTHING.
24785 (compute_points_to_sets): Free substitution info after
24786 building the succ graph.
24787 (ipa_pta_execute): Likewise.
24789 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24791 (do_ds_constraint): Do not add to special var or non-pointer
24793 (type_could_have_pointers): Split out from ...
24794 (could_have_pointers): ... here. For arrays use the element type.
24795 (create_variable_info_for): Initialize may_have_pointers.
24796 (new_var_info): Likewise.
24797 (handle_lhs_call): Make the HEAP variable unknown-sized.
24798 (intra_create_variable_infos): Use a type with pointers for
24799 PARM_NOALIAS, make it unknown-sized.
24801 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24804 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24806 2009-02-18 Jason Merrill <jason@redhat.com>
24809 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24810 value if DECL_EXTERNAL.
24811 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24812 * target.h (gcc_target::binds_local_p): Clarify "module".
24813 * tree.h (TREE_PUBLIC): Clarify "module".
24815 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24818 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24819 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24821 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24824 * c.opt (Wabi): Support C and ObjC.
24827 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24829 * config/i386/i386.c (classify_argument): Warn once about the ABI
24830 change when passing union with long double.
24832 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24834 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24837 * c-parser.c (c_parser_compound_statement): Always enter and leave
24840 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24843 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24845 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24847 PR tree-optimization/36922
24848 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24849 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24852 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24854 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24857 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24859 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24861 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24863 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24866 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24867 Richard Sandiford <rdsandiford@googlemail.com>
24869 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24870 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24871 (loongson_biadd): ...this.
24873 2009-02-17 Richard Guenther <rguenther@suse.de>
24875 PR tree-optimization/39202
24876 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24877 a var make sure to follow existing collapses.
24879 2009-02-17 Richard Guenther <rguenther@suse.de>
24881 PR middle-end/39214
24882 * langhooks.c (lhd_print_error_function): Check for NULL block.
24884 2009-02-17 Richard Guenther <rguenther@suse.de>
24886 PR tree-optimization/39204
24887 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24890 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24892 * config/soft-fp/double.h: Update from glibc CVS.
24894 2009-02-17 Richard Guenther <rguenther@suse.de>
24896 PR tree-optimization/39207
24897 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24898 strict-aliasing warnings for pointers pointing to NULL.
24900 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24903 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24904 skipping until next close brace.
24906 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24909 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24910 to function argument boundary.
24912 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24914 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24915 in the lea_add. Reload eventually constraints it properly.
24916 * config/picochip/constraints.md: Remove the target constraint
24917 "b", since it is not needed anymore.
24919 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24921 * gthr-dce.h: Uglify function parameter and local variable names.
24922 * gthr-gnat.h: Likewise.
24923 * gthr-mipssde.h: Likewise.
24924 * gthr-nks.h: Likewise.
24925 * gthr-posix95.h: Likewise.
24926 * gthr-posix.h: Likewise.
24927 * gthr-rtems.h: Likewise.
24928 * gthr-single.h: Likewise.
24929 * gthr-solaris.h: Likewise.
24930 * gthr-tpf.h: Likewise.
24931 * gthr-vxworks.h: Likewise.
24932 * gthr-win32.h: Likewise.
24934 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24937 * config/i386/i386.md: Restrict the new peephole2 to move
24938 between MMX/SSE registers.
24940 2009-02-15 Richard Guenther <rguenther@suse.de>
24943 2009-02-13 Richard Guenther <rguenther@suse.de>
24945 * configure.ac: Enable LFS.
24946 * configure: Re-generate.
24947 * config.in: Likewise.
24949 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24951 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24952 spu_srqwbyte, spu_srqwbytebc): Define.
24953 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24954 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24955 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24956 "shrqby_<mode>"): New insn-and-split patterns.
24957 * config/spu/spu.c (expand_builtin_args): Determine and return
24958 number of operands using spu_builtin_description data.
24959 (spu_expand_builtin_1): Use it.
24961 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24964 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24967 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24970 * config/i386/i386.c (override_options): Correct warning
24971 messages for -malign-loops, -malign-jumps and -malign-functions.
24973 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24976 * config/i386/i386.md: Restrict the new peephole2 to move
24977 between the general purpose registers.
24979 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24982 * config/i386/i386.c (type_natural_mode): Add a new argument.
24983 Return the original mode and warn ABI change if vector size is 32byte.
24984 (function_arg_advance): Updated.
24985 (function_arg): Likewise.
24986 (ix86_function_value): Likewise.
24987 (ix86_return_in_memory): Likewise.
24988 (ix86_sol10_return_in_memory): Likewise.
24989 (ix86_gimplify_va_arg): Likewise.
24990 (function_arg_32): Don't warn ABX ABI change here.
24991 (function_arg_64): Likewise.
24993 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24995 * loop-iv.c (implies_p): In the final case, test that operands 0
24996 of the two comparisons match.
24998 * config/bfin/bfin.c (find_prev_insn_start): New function.
24999 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
25000 (find_next_insn_start): Move.
25002 2009-02-13 Richard Guenther <rguenther@suse.de>
25004 * configure.ac: Enable LFS.
25005 * configure: Re-generate.
25006 * config.in: Likewise.
25008 2009-02-13 Joseph Myers <joseph@codesourcery.com>
25011 * c-parser.c (c_parser_parms_list_declarator): Discard pending
25012 sizes on syntax error after some arguments have been parsed.
25014 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25016 * doc/invoke.texi (-fira): Remove.
25018 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25020 * caller-save.c: Replace regclass.c with reginfo.c in comments.
25021 * recog.c: Likewise.
25024 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
25026 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
25027 (umul_ppmm): Likewise.
25028 (count_leading_zeros): Likewise.
25029 (count_trailing_zeros): Likewise.
25030 (UMUL_TIME): Likewise.
25032 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25034 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
25035 soft-fp/t-softfp to tmake_file.
25037 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
25038 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
25039 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
25040 IA64_BUILTIN_INFQ]: New.
25041 (ia64_init_builtins): Initialize __builtin_infq,
25042 __builtin_fabsq and __builtin_copysignq if not HPUX.
25043 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
25044 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
25046 * config/ia64/lib1funcs.asm (__divtf3): Define only if
25048 (__fixtfti): Likewise.
25049 (__fixunstfti): Likewise.
25050 (__floattitf): Likewise.
25052 * config/ia64/libgcc-glibc.ver: New.
25053 * config/ia64/t-fprules-softfp: Likewise.
25054 * config/ia64/sfp-machine.h: Likewise.
25056 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
25057 (LIBGCC2_TF_CEXT): Likewise.
25058 (TF_SIZE): Likewise.
25059 (TARGET_INIT_LIBFUNCS): Likewise.
25061 * config/ia64/t-glibc (SHLINB_MAPFILES):
25062 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
25064 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25066 * config/i386/i386.c (construct_container): Rewrite processing
25067 BLKmode with X86_64_SSE_CLASS.
25069 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
25072 * config/i386/i386.md: Replace simplify_replace_rtx with
25073 replace_rtx in the new peephole2.
25075 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
25077 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
25078 loop unrolling do not happen at -O2.
25080 2009-02-12 Michael Matz <matz@suse.de>
25082 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
25084 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25086 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
25089 2009-02-12 Ben Elliston <bje@au.ibm.com>
25091 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
25092 patterns when updating the back chain. Missed in the 2009-02-10
25095 2009-02-11 Janis Johnson <janis187@us.ibm.com>
25097 * doc/extend.texi (Decimal Floating Types): Update identifier of
25098 draft TR and list of missing support.
25100 2009-02-11 Jakub Jelinek <jakub@redhat.com>
25102 PR middle-end/39154
25103 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
25104 bit to variable length decl's flags, add it also to its
25105 pointer replacement variable.
25107 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
25108 Jakub Jelinek <jakub@redhat.com>
25111 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
25112 (memory_blockage): New expander.
25113 (*memory_blockage): New insn pattern.
25114 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
25115 instead of general blockage at the end of function prologue when
25116 frame pointer is used to access red zone area. Do not emit blockage
25117 when profiling, it is emitted in generic code.
25118 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
25119 function epilogue when frame pointer is used to access red zone area.
25121 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
25124 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
25125 by arithmetic with memory operands.
25126 * config/i386/predicates.md (commutative_operator): New.
25128 2009-02-10 Janis Johnson <janis187@us.ibm.com>
25130 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
25133 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
25135 * alias.h (record_alias_subset): Declare.
25136 * alias.c (record_alias_subset): Make global.
25138 2009-02-10 Nick Clifton <nickc@redhat.com>
25140 * tree-parloops.c: Change license to GPLv3.
25141 * ipa-struct-reorg.c: Change license to GPLv3.
25142 * ipa-struct-reorg.h: Change license to GPLv3.
25144 2009-02-10 Steve Ellcey <sje@cup.hp.com>
25147 * c-decl.c (start_struct): Return NULL on error.
25149 2009-02-10 Jakub Jelinek <jakub@redhat.com>
25151 PR middle-end/39124
25152 * cfgloopmanip.c (remove_path): Call remove_bbs after
25153 cancel_loop_tree, not before it.
25156 * function.h (struct function): Add has_local_explicit_reg_vars bit.
25157 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
25158 VAR_DECLs were seen.
25159 * tree-ssa-live.c (remove_unused_locals): Recompute
25160 cfun->has_local_explicit_reg_vars.
25161 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
25162 copies or clearings if cfun->has_local_explicit_reg_vars.
25164 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
25167 * config/i386/i386.c (expand_prologue): Emit blockage at the end
25168 of function prologue when frame pointer is used to access
25171 2009-02-10 Richard Guenther <rguenther@suse.de>
25173 PR middle-end/39127
25174 * gimplify.c (gimple_regimplify_operands): Always look if
25175 we need to create a temporary.
25177 2009-02-10 Richard Guenther <rguenther@suse.de>
25179 PR tree-optimization/39132
25180 * tree-loop-distribution.c (todo): New global var.
25181 (generate_memset_zero): Trigger TODO_rebuild_alias.
25182 (tree_loop_distribution): Return todo.
25184 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
25187 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
25188 (x86_64_reg_class_name): Removed.
25189 (classify_argument): Return 0 if bytes > 32. Return 0 if the
25190 first one isn't X86_64_SSE_CLASS or any other ones aren't
25191 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
25192 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
25193 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
25194 and 3 X86_64_SSEUP_CLASS.
25195 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
25196 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
25198 2009-02-10 Ben Elliston <bje@au.ibm.com>
25200 * config/rs6000/rs6000.md (allocate_stack): Always use an update
25201 form instruction to update the stack back chain word, even if the
25202 user has disabled the generation of update instructions.
25203 (movdi_<mode>_update_stack): New.
25204 (movsi_update_stack): Likewise.
25205 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
25206 always use an update form instruction to update the stack back
25209 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
25211 PR middle-end/38953
25212 * graphite.c (if_region_set_false_region): After moving a region in
25213 the false branch of a condition, remove the empty dummy basic block.
25214 (gloog): Remove wrong fix for PR38953.
25216 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25218 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
25219 generation due to implicit sign extension.
25221 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
25223 PR middle-end/38981
25224 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
25225 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
25227 2009-02-09 Richard Guenther <rguenther@suse.de>
25229 PR middle-end/35202
25230 * convert.c (convert_to_real): Disable (float)fn((double)x)
25231 to fnf(x) conversion if errno differences may occur and
25232 -fmath-errno is set.
25234 2009-02-07 Anatoly Sokolov <aesok@post.ru>
25236 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
25237 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25238 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25240 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25243 * c-common.c (handle_alias_attribute): Disallow attribute for
25244 anything not a FUNCTION_DECL or VAR_DECL.
25246 2009-02-06 Janis Johnson <janis187@us.ibm.com>
25249 * real.c (do_compare): Special-case compare of zero against
25250 decimal float value.
25252 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25255 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
25256 as indicating flexible array members unless the field itself is
25257 being declarared as the incomplete array.
25259 2009-02-06 Jan Hubicka <jh@suse.cz>
25261 PR tree-optimization/38844
25262 * ipa-inline.c (try_inline): Stop inlining recursion when edge
25263 is already inlined.
25265 2009-02-06 Richard Guenther <rguenther@suse.de>
25267 PR middle-end/38977
25268 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
25269 fork because we may expand it as __gcov_fork.
25271 2009-02-06 Nick Clifton <nickc@redhat.com>
25273 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
25275 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
25277 PR tree-optimization/35659
25278 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
25279 vn_phi_eq): Shortcut if hashcode does not match.
25280 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
25282 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
25283 and avoid iterative_hash_expr.
25284 (FOR_EACH_VALUE_ID_IN_SET): New.
25285 (value_id_compare): Remove.
25286 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
25287 sort expressions by value id.
25289 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
25292 * config/sh/predicates.md (general_movsrc_operand): Don't check
25293 the subreg of system registers here.
25295 2009-02-05 Jakub Jelinek <jakub@redhat.com>
25298 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
25299 on the copied decl.
25301 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
25303 PR rtl-optimization/39110
25304 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
25305 addresses, not aligned ones.
25307 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
25308 Richard Guenther <rguenther@suse.de>
25310 PR tree-optimization/39100
25311 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
25312 comment says and add edges.
25314 2009-02-05 Joseph Myers <joseph@codesourcery.com>
25317 * c-common.c (handle_tls_model_attribute): Ignore attribute for
25318 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
25320 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
25322 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
25323 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
25324 register_bb_in_sese, new_sese, free_sese): Moved.
25325 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
25326 outermost_loop_in_scop, build_scop_iteration_domain,
25327 expand_scalar_variables_ssa_name, get_vdef_before_scop,
25328 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
25329 Use loop_in_sese_p instead of loop_in_scop_p.
25330 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
25331 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
25332 (scopdet_basic_block_info): Fix bug in scop detection.
25333 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
25334 eq_loop_to_cloog_loop): Remove.
25335 (nb_loops_around_loop_in_scop, nb_loop
25336 ref_nb_loops): Moved here...
25337 * graphite.h (ref_nb_loops): ... from here.
25338 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
25339 (loop_domain_dim, loop_iteration_vector_dim): Remove.
25340 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
25342 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
25343 Hans-Peter Nilsson <hp@axis.com>
25345 PR rtl-optimization/37889
25346 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
25347 Move offset handling from PLUS to before the switch. Use new
25348 arguments when considering SYMBOL_REFs too.
25349 (rtx_addr_can_trap_p): Pass dummy offset and size.
25350 (enum may_trap_p_flags): Remove.
25351 (may_trap_p_1): Pass size from MEM_SIZE.
25353 PR rtl-optimization/38921
25354 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
25355 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
25356 * rtlanal.c (may_trap_after_code_motion_p): Delete.
25357 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
25359 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
25361 AVX Programming Reference (January, 2009)
25362 * config/i386/sse.md (*vpclmulqdq): New.
25364 2009-02-04 Jakub Jelinek <jakub@redhat.com>
25366 PR tree-optimization/38977
25367 PR gcov-profile/38292
25368 * calls.c (special_function_p): Disregard __builtin_ prefix.
25370 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
25372 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
25373 non-indexable addresses even before reload.
25375 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25378 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
25379 as having variable size. Do not give an error for unnamed
25380 parameters with [*] declarators. Give a warning for type names
25381 with [*] declarators and mark them as variable size.
25382 * c-parser.c (c_parser_sizeof_expression): Do not give an error
25383 for sizeof applied to [*] type names.
25385 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25388 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
25390 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25392 * gcc.c (process_command): Update copyright notice dates.
25393 * gcov.c (print_version): Likewise.
25394 * gcov-dump.c (print_version): Likewise.
25395 * mips-tfile.c (main): Likewise.
25396 * mips-tdump.c (main): Likewise.
25398 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25401 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
25402 for composite type involving a zero-length array type.
25404 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25407 * function.c (match_asm_constraints_1): Skip over
25408 initial optional % in the constraint.
25410 PR inline-asm/39059
25411 * c-parser.c (c_parser_postfix_expression): If fixed point is not
25412 supported, don't accept FIXED_CSTs.
25413 * c-decl.c (finish_declspecs): Error if fixed point is not supported
25414 and _Sat is used without _Fract/_Accum. Set specs->type to
25415 integer_type_node for cts_fract/cts_accum if fixed point is not
25418 2009-02-02 Catherine Moore <clm@codesourcery.com>
25420 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
25422 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
25424 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
25425 (ABI_HAS_64BIT_SYMBOLS): Use it.
25426 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
25428 2009-02-02 Paul Brook <paul@codesourcery.com>
25430 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
25432 2009-02-02 Jakub Jelinek <jakub@redhat.com>
25434 PR inline-asm/39058
25435 * recog.h (asm_operand_ok): Add constraints argument.
25436 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
25437 recurse on matching constraint.
25438 (check_asm_operands): Pass constraints as 3rd argument to
25439 asm_operand_ok. Don't look up matching constraint here.
25440 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
25443 2009-02-02 Ben Elliston <bje@au.ibm.com>
25445 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
25446 TARGET_NARROW_VOLATILE_BITFIELD macro names.
25448 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25450 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
25451 information. Remove some obsolete information. Reorganize.
25453 * config/pa/fptr.c: Revert license to GPL 2.
25454 * config/pa/milli64.S: Likewise.
25456 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25459 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
25460 LIBRARY name in, instead of hard-coding it.
25461 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
25462 extra target make frag to tmake_files according to EH model.
25463 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
25464 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
25465 frags that define makefile variable EH_MODEL appropriately.
25466 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
25467 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
25468 to "-sjlj" according to type of EH configured.
25469 (LIBGCC_SONAME): Concatenate it to shared library base name.
25470 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
25471 to "_sjlj" according to type of EH configured.
25472 (LIBGCC_SONAME): Concatenate it to shared library base name.
25473 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
25474 (SHLIB_LINK): Add missing semicolon to if-else construct.
25475 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25476 string value of "pe_dll" command-line option.
25477 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
25478 (SHLIB_SONAME): Use it when overriding t-cygming default.
25479 (SHLIB_IMPLIB): Override t-cygming default.
25480 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25481 string value of "pe_dll" command-line option.
25483 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25486 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25487 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25489 2009-01-31 Richard Guenther <rguenther@suse.de>
25491 PR tree-optimization/38937
25492 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25493 computing the transitive closure.
25495 2009-01-30 Richard Guenther <rguenther@suse.de>
25497 PR tree-optimization/39041
25498 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25499 Propagate variable indices only if the types match for this stmt.
25501 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25504 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25505 inline but never defined.
25507 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25509 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25510 (*insv_h_di_reg_extimm): New insn.
25511 (*insv_l<mode>_reg_extimm): New insn.
25513 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25515 * config/picochip/picochip.c (flag_conserve_stack): set
25516 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25517 fconserve-stack. Reduce call-overhead used by inliner.
25519 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25522 * common.opt (flag_conserve_stack): Initialised to zero.
25524 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25527 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25528 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25531 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25533 * ira-color.c (allocno_reload_assign): Update comments.
25534 * regmove.c (regmove_optimize): Likewise.
25538 2009-01-29 Robert Millan <rmh@aybabtu.com>
25540 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25541 * config/i386/kopensolaris-gnu.h: New file. Undefine
25542 `MD_UNWIND_SUPPORT'.
25543 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25545 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25547 PR tree-optimization/39007
25548 * tree-loop-distribution.c (generate_builtin): Use
25549 recompute_dominator to compute the immediate dominator of the
25550 basic block just after the loop.
25552 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25554 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25555 (ASM_OUTPUT_DWARF_PCREL): Define.
25557 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25559 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25560 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25561 global. Modify entries about regmove and IRA.
25563 * ra-conflict.c: Remove the file.
25565 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25567 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25568 (pass_regclass_init): Rename to pass_reginfo_init.
25570 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25572 * toplev.h (flag_ira): Remove.
25574 * caller-save.c (setup_save_areas): Remove flag_ira.
25576 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25578 * global.c: Remove the file.
25580 * opts.c (decode_options): Remove flag_ira.
25582 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25584 * regmove.c: Modify file description.
25585 (find_use_as_address, try_auto_increment): Define them only if
25586 AUTO_INC_DEC is defined.
25587 (replacement_quality, replace_in_call_usage, fixup_match_1,
25588 stable_and_no_regs_but_for_p): Remove.
25589 (reg_set_in_bb): Make it static.
25590 (regmove_optimize): Remove flag_ira and code which worked for
25593 * local-alloc.c: Remove the file.
25595 * common.opt (fira): Remove.
25597 * ira.c: Include except.h.
25598 (eliminable_regset): Move from global.c.
25599 (mark_elimination): Ditto. Remove flag_ira.
25600 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25601 equiv_mem_modified, validate_equiv_mem_from_store,
25602 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25603 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25604 no_equiv, recorded_label_ref): Move from local-alloc.c.
25605 (update_equiv_regs): Ditto. Make it static.
25606 (print_insn_chain, print_insn_chains): Move it from global.c.
25607 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25608 (build_insn_chain): Ditto. Make it static.
25609 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25610 Rename to init_live_subregs.
25611 (gate_ira): Remove flag_ira.
25613 * regclass.c: Rename reginfo.c. Change file description.
25614 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25615 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25616 (init_reg_sets_1): Remove code for evaluation of
25617 reg_class_superclasses and losing_caller_save_reg_set.
25618 (init_regs): Remove init_reg_autoinc.
25619 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25620 ok_for_base_p_nonstrict): Remove.
25621 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25622 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25623 corresponding entries.
25624 (dump_regclass, record_operand_costs, scan_one_insn,
25625 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25626 record_address_regs, auto_inc_dec_reg_p): Remove.
25627 (gt-regclass.h): Rename to gt-reginfo.h.
25629 * rtl.h (dump_global_regs, retry_global_alloc,
25630 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25632 * Makefile.in (RA_H): Remove.
25633 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25634 Rename regclass.o to reginfo.o.
25635 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25637 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25638 (GTFILES): Rename regclass.c to reginfo.c.
25640 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25641 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25643 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25644 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25646 (finish_spills): Ditto. Remove code for !flag_ira.
25648 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25650 PR middle-end/35854
25651 * doc/invoke.texi (rtl debug options): Complete rewrite.
25652 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25654 * mode-switching.c (pass_mode_switching): Rename pass from
25655 "mode-sw" to "mode_sw".
25656 * except.c (pass_convert_to_eh_ranges): Rename pass from
25657 "eh-ranges" to "eh_ranges".
25658 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25662 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25663 Alexander Monakov <amonakov@ispras.ru>
25665 PR middle-end/38857
25666 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25668 (move_exprs_to_boundary): Change return type and pass through
25669 should_move from move_op. Relax assert. Update usage ...
25670 (schedule_expr_on_boundary): ... here. Use should_move instead of
25672 (move_op_orig_expr_found): Indicate that insn was disconnected from
25674 (code_motion_process_successors): Do not call after_merge_succs
25675 callback if original expression was not found when traversing any of
25677 (code_motion_path_driver): Change return type. Update prototype.
25678 (move_op): Update comment. Add a new parameter (should_move). Update
25679 prototype. Set *should_move based on indication provided by
25680 move_op_orig_expr_found.
25682 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25684 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25685 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25686 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25687 * config/rs6000/rs6000.c (rs6000_override_options): Default
25688 avoid-indexed-addresses on for Power6, off for everything else.
25689 (avoiding_indexed_address_p): New function.
25690 (rs6000_legitimize_address): Use it.
25691 (rs6000_legitimate_address): Likewise.
25692 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25694 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25696 PR tree-optimization/38997
25697 * tree-loop-distribution.c (generate_memset_zero): Use
25698 POINTER_PLUS_EXPR for a pointer addition.
25700 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25702 * config/s390/s390.md (bswap<mode>2): New pattern added.
25704 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25706 * config/s390/s390.md (*tls_load_31): Added type attribute.
25708 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25710 * config/s390/s390.md: Fix a few comments.
25712 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25714 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25715 (*tm<mode>_full): Fixed z10prop attribute.
25716 (*tst<mode>_extimm): Fixed z10prop attribute.
25717 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25718 (*tstqiCCT_cconly): Fixed z10prop attribute.
25719 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25720 (*movsi_larl): Fixed z10prop attribute.
25721 (*movsi_zarch): Fixed z10prop attribute.
25722 (*movsi_eas): Fixed z10prop attribute.
25723 (*movhi): Fixed z10prop attribute.
25724 (*movqi): Fixed z10prop attribute.
25725 (*movstrictqi): Fixed z10prop attribute.
25726 (*mov<mode>): Fixed z10prop attribute.
25727 (*movcc): Fixed z10prop attribute.
25728 (*sethighpartdi_64): Fixed z10prop attribute.
25729 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25730 (*negdi2_sign_cc): Fixed z10prop attribute.
25731 (*negdi2_sign): Fixed z10prop attribute.
25732 (*absdi2_sign_cc): Fixed z10prop attribute.
25733 (*absdi2_sign): Fixed z10prop attribute.
25734 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25735 (*negabsdi2_sign): Fixed z10prop attribute.
25736 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25737 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25738 (doloop_si64): Fixed z10prop attribute.
25739 (doloop_si31): Fixed z10prop attribute.
25740 (doloop_long): Fixed z10prop attribute.
25741 (indirect_jump): Fixed z10prop attribute.
25742 (nop): Fixed z10prop attribute.
25743 (main_base_64): Fixed z10prop attribute.
25744 (reload_base_64): Fixed z10prop attribute.
25746 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25748 PR rtl-optimization/38740
25749 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25751 * config/mips/mips.c (mips_reorg): Likewise.
25753 2009-01-28 Richard Guenther <rguenther@suse.de>
25755 PR tree-optimization/38926
25756 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25757 with the correct value id to a value.
25758 (do_regular_insertion): Use the value number of edoubleprime
25759 for the value number of the expr.
25762 2008-08-21 Richard Guenther <rguenther@suse.de>
25764 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25765 a PHI ask VN if it is already available.
25766 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25767 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25769 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25771 PR middle-end/38934
25772 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25773 set to varying whenever max has TREE_OVERFLOW set, similarly
25774 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25776 2009-01-28 Richard Guenther <rguenther@suse.de>
25778 PR middle-end/38908
25779 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25780 uninitialized aggregate uses in call arguments.
25782 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25784 PR tree-optimization/38984
25785 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25786 the nothing_id variable if -fno-delete-null-pointer-checks.
25788 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25791 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25792 (set_got_offset_rex64): Ditto.
25794 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25797 * doc/extend.texi: Improve local variable with asm reg.
25799 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25801 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25802 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25803 was not supplied then set warn_packed_bitfield_compat to the
25804 default value of 1.
25805 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25808 2009-01-27 Richard Guenther <rguenther@suse.de>
25810 PR tree-optimization/38503
25811 * cfgexpand.c (expand_gimple_basic_block): Ignore
25812 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25813 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25814 variables that cannot have TBAA applied.
25815 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25818 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25820 PR middle-end/38969
25821 * calls.c (initialize_argument_information): Do not wrap complex
25822 arguments in SAVE_EXPR.
25824 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25826 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25827 (INSTALL_LIBGCC): Revert typo commit.
25829 2009-01-26 Richard Guenther <rguenther@suse.de>
25831 PR tree-optimization/38745
25832 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25833 from special handling.
25835 2009-01-26 Richard Guenther <rguenther@suse.de>
25837 PR tree-optimization/38745
25838 * tree-ssa.c (execute_update_addresses_taken): Do not include
25839 variables that cannot possibly be a register in not_reg_needs.
25840 Do not clear TREE_ADDRESSABLE on vars that may not become
25842 * tree-ssa.c (update_alias_info_1): Include those in the set
25843 of addressable vars.
25845 2009-01-26 Richard Guenther <rguenther@suse.de>
25847 PR middle-end/38851
25848 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25849 * tree-ssa-dse.c: Include langhooks.h
25850 (execute_simple_dse): Remove stores with zero size.
25852 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25855 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25858 2009-01-24 Julian Brown <julian@codesourcery.com>
25860 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25861 config/arm/linux-atomic.c.
25862 * config/arm/linux-atomic.c: New.
25864 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25866 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25867 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25868 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25870 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25873 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25876 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25878 PR tree-optimization/38953
25879 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25880 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25881 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25882 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25885 2009-01-24 Paul Brook <paul@codesourcery.com>
25887 * config/arm/neon.md (neon_type): Move to arm.md.
25888 (neon_mov<VSTRUCT>): Add neon_type attribute.
25889 * config/arm/arm.md (neon_type): Move to here.
25890 (conds): Add "unconditioal" and use as default for NEON insns.
25892 2009-01-24 Ben Elliston <bje@au.ibm.com>
25894 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25895 void *' warning from -Wc++-compat.
25896 * Makefile.in (dominance.o-warn): Remove.
25898 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25900 PR tree-optimization/38932
25901 * fold-const.c (fold_unary_ignore_overflow): New.
25902 * tree.h (fold_unary_ignore_overflow): Declare.
25903 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25904 * tree-ssa-sccvn.c (visit_reference_op_load,
25905 simplify_unary_expression): Likewise.
25907 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25909 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25910 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25911 regardless of their type.
25912 * c-common.c (handle_packed_attribute): Don't ignore packed on
25914 * c.opt (Wpacked-bitfield-compat): New warning option.
25915 * stor-layout.c (place_field): Warn if offset of a field changed.
25916 * doc/extend.texi (packed): Mention the ABI change.
25917 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25918 (Warning Options): Add it to the list.
25920 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25922 * c-opts.c (c_common_post_options): Fix a typo in comments.
25924 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25926 PR middle-end/38615
25927 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25928 variables to static.
25929 * doc/invoke.texi (-fmerge-all-constants): Update description.
25931 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25934 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25935 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25937 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25939 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25941 (LOCAL_ALIGNMENT): Similarly.
25943 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25944 Joseph Myers <joseph@codesourcery.com>
25946 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25947 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25948 * config/arm/arm-tune.md: Regenerate.
25949 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25952 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25954 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25955 version number to five.
25957 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25960 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25961 * c-common.c (set_underlying_type): Likewise.
25962 (is_typedef_decl ): Likewise
25964 (set_underlying_type): Likewise.
25965 (is_typedef_type): Likewise.
25967 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25969 PR middle-end/38587
25970 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25973 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25976 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25977 (LIBGCC_SPEC): Don't define.
25978 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25980 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25982 PR rtl-optimization/38879
25983 * alias.c (base_alias_check): Unaligned access via AND address can
25984 alias all surrounding object types except those with sizes equal
25985 or wider than the size of unaligned access.
25987 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25990 * c-decl.c (clone_underlying_type): Move this ...
25991 * c-common.c (set_underlying_type): ... here.
25992 Also, make sure the function properly sets TYPE_STUB_DECL() on
25993 the newly created typedef variant type.
25994 (is_typedef_decl ): New entry point.
25995 * tree.h: Added a new member member_types_needing_access_check to
25996 struct tree_decl_non_common.
25997 (set_underlying_type): New entry point.
25998 (is_typedef_type): Likewise.
26000 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
26002 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
26003 Check whether two instructions have memory references that
26004 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
26005 are helper functions for traversing.
26006 * alias.h (insn_alias_sets_confilict_p): New prototypes.
26007 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
26008 not to draw dependency edge for instructions with non-conflicting
26011 2009-01-20 Joseph Myers <joseph@codesourcery.com>
26014 * longlong.h: Update copyright years. Use soft-fp license notice.
26015 Sync __clz_tab declaration with glibc.
26017 2009-01-20 Steve Ellcey <sje@cup.hp.com>
26020 * doc/extend.texi (syscall_linkage): New.
26021 (version_id): Modify.
26023 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
26024 Richard Guenther <rguenther@suse.de>
26026 PR tree-optimization/38747
26027 PR tree-optimization/38748
26028 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
26029 conversion if the base address is an indirect reference and the
26030 aliasing sets could cause issues.
26032 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26034 * common.opt (fgraphite, fgraphite-identity): Add comment for
26035 explaining why these options are not documented.
26037 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26039 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
26040 gimple_call_lhs is NULL.
26042 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
26045 * emit-rtl.c (adjust_address_1): Make sure memref is never
26048 2009-01-20 Ben Elliston <bje@au.ibm.com>
26050 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26051 const qualifier from arg parameter. Remove unnecessary cast to char *.
26052 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26053 const qualifier from arg 2.
26055 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
26057 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
26059 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
26062 * rtl.h (reinit_regs): New prototype.
26063 * regclass.c: Include ira.h.
26064 (reinit_regs): New.
26065 * Makefile.in (regclass.o): Add ira.h.
26066 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
26068 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
26071 * c-common.c (handle_aligned_attribute): Use
26072 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
26073 default alignment value.
26075 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
26077 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
26078 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
26080 * doc/extend.texi: Update __attribute__ ((aligned)). Document
26081 __BIGGEST_ALIGNMENT__.
26083 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
26085 2009-01-18 Richard Guenther <rguenther@suse.de>
26087 PR tree-optimization/38819
26088 * tree-flow.h (operation_could_trap_helper_p): Declare.
26089 * tree-eh.c (operation_could_trap_helper_p): Export.
26090 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
26091 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
26092 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
26093 are about to insert a possibly trapping instruction and fail
26096 2009-01-18 Andreas Schwab <schwab@suse.de>
26098 * doc/install.texi (Configuration): Remove obsolete paragraph
26099 about use of --with-gnu-ld with --with-gnu-as.
26101 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
26103 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
26104 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
26105 Follow spelling conventions.
26107 2009-01-18 Ben Elliston <bje@au.ibm.com>
26109 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
26110 C++ warning about implicit conversion from void * to struct
26112 (bitmap_obstack_free): Likewise for bitmap_element *.
26113 * Makefile.in (bitmap.o-warn): Remove.
26115 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
26117 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
26119 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
26120 Tobias Grosser <tobi.grosser@amd.com>
26122 * graphite.c (graphite_trans_scop_block): Do not block single
26125 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
26127 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
26128 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
26129 test with assertion.
26131 2009-01-16 Richard Guenther <rguenther@suse.de>
26133 PR tree-optimization/38835
26134 PR middle-end/36227
26135 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
26136 and INT + PTR -> (INT)(PTR p+ INT) folding.
26137 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
26139 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
26142 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
26143 the subreg from a lowpart subreg if it is also casting the value.
26145 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26146 Tobias Grosser <tobi.grosser@amd.com>
26148 * graphite.c (compare_prefix_loops): New.
26149 (build_scop_canonical_schedules): Rewritten.
26150 (graphite_transform_loops): Move build_scop_canonical_schedules
26151 after build_scop_iteration_domain.
26153 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26154 Tobias Grosser <tobi.grosser@amd.com>
26156 * graphite.c (add_conditions_to_domain): Add the loops to
26157 the dimension of the iteration domain. Do copy the domain
26158 only when it exists.
26159 (build_scop_conditions_1): Do not call add_conditions_to_domain.
26160 (add_conditions_to_constraints): New.
26161 (can_generate_code_stmt, can_generate_code): Removed.
26162 (gloog): Do not call can_generate_code.
26163 (graphite_transform_loops): Call add_conditions_to_constraints
26164 after building the iteration domain.
26166 2009-01-16 Jakub Jelinek <jakub@redhat.com>
26168 PR tree-optimization/38789
26169 * tree-ssa-threadedge.c
26170 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
26171 __builtin_constant_p.
26173 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
26175 * dce.c (delete_unmarked_insns): Reversed the order that insns are
26176 examined before deleting them.
26178 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
26180 * function.c (aggregate_value_p): Correctly extract the function
26181 type from CALL_EXPR_FN lookup.
26183 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26185 * config/picochip/picochip.c (picochip_override_options): Revert
26186 CFI asm flag disable commited previously.
26188 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
26189 Tobias Grosser <tobi.grosser@amd.com>
26190 Jan Sjodin <jan.sjodin@amd.com>
26192 * graphite.c (scan_tree_for_params): On substractions negate
26193 all the coefficients of the term.
26194 (clast_to_gcc_expression_red): New. Handle reduction expressions
26195 of more than two operands.
26196 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
26197 (get_vdef_before_scop): Handle also the case of default definitions.
26199 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
26201 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
26202 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
26203 Also use them when walking CALL_INSN_FUNCTION_USAGE.
26205 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
26206 Joey Ye <joey.ye@intel.com>
26208 PR middle-end/37843
26209 * cfgexpand.c (expand_stack_alignment): Don't update stack
26210 boundary nor check incoming stack boundary here.
26211 (gimple_expand_cfg): Update stack boundary and check incoming
26212 stack boundary here.
26214 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
26216 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
26218 2009-01-14 Jakub Jelinek <jakub@redhat.com>
26220 PR rtl-optimization/38245
26221 * calls.c (expand_call): Add stack arguments to
26222 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26223 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
26224 in regs and partially in memory or BLKmode arguments.
26225 (emit_library_call_value_1): Add stack arguments to
26226 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26227 ACCUMULATE_OUTGOING_ARGS).
26228 * dce.c: Include tm_p.h.
26229 (find_call_stack_args): New function.
26230 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
26232 (mark_insn): Call find_call_stack_args for CALL_Ps.
26233 (prescan_insns_for_dce): Walk insns backwards in bb rather than
26234 forwards. Allocate and free arg_stores bitmap if needed, pass it
26235 down to deletable_insn_p, don't mark stores set in arg_stores
26236 bitmap, clear the bitmap at the beginning of each bb.
26237 * Makefile.in (dce.o): Depend on $(TM_P_H).
26239 2009-01-14 Michael Meissner <gnu@the-meissners.org>
26242 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
26243 to make sure the insn is a conditional test (bug 22599). Reformat a
26246 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
26248 PR middle-end/38431
26249 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
26250 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
26251 (gloog): Do not call cleanup_tree_cfg.
26252 (graphite_transform_loops): Call cleanup_tree_cfg after all
26253 scops have been code generated.
26255 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
26256 * doc/gty.texi (Invoking the garbage collector): Added new node
26257 and section documenting ggc_collect.
26259 2009-01-14 Richard Guenther <rguenther@suse.de>
26261 PR tree-optimization/38826
26262 PR middle-end/38477
26263 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
26264 initialization notes only if we actually emitted a warning.
26265 (intra_create_variable_infos): Add constraints for a result decl
26266 that is passed by hidden reference.
26267 (build_pred_graph): Mark all related variables non-direct on
26270 2009-01-14 Nick Clifton <nickc@redhat.com>
26272 * ira-conflicts.c: Include addresses.h for the definition of
26274 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
26275 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
26277 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
26280 * Makefile.in (ira-lives.o): Add except.h.
26282 * ira-lives.c: Include except.h.
26283 (process_bb_node_lives): Process can_throw_internal.
26285 2009-01-13 Jakub Jelinek <jakub@redhat.com>
26287 PR rtl-optimization/38774
26288 * combine.c (simplify_set): When undoing cc_use change, don't do
26289 PUT_CODE on the newly created comparison, but instead put back the
26292 2009-01-13 Joseph Myers <joseph@codesourcery.com>
26294 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
26295 values. Remove duplicate arm8 entry.
26297 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26299 PR tree-optimization/38786
26300 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
26301 the SSA_NAME case of expand_scalar_variables_expr.
26302 Set the type of an expression to the type of its assign statement.
26303 (expand_scalar_variables_expr): Also gather the scalar computation
26304 used to index the memory access. Do not pass loop_p.
26305 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
26306 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
26307 the gimple_stmt_iterator where it inserts new code.
26308 Do not pass loop_p.
26309 (copy_bb_and_scalar_dependences): Do not pass loop_p.
26310 (translate_clast): Update call to copy_bb_and_scalar_dependences.
26312 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26314 * graphite.h (debug_value): Removed.
26315 * graphite.c (debug_value): Removed.
26317 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26319 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
26320 ldrd/strd with two 32-bit instructions.
26322 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26324 * config/arm/arm.c (struct processors): Pass for speed down into
26325 cost helper functions.
26326 (const_ok_for_op): Handle COMPARE and inequality nodes.
26327 (arm_rtx_costs_1): Rewrite.
26328 (arm_size_rtx_costs): Update prototype.
26329 (arm_rtx_costs): Pass speed down to helper functions.
26330 (arm_slowmul_rtx_costs): Rework cost calculations.
26331 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
26332 (arm_9e_rtx_costs): Likewise.
26334 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
26336 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
26337 relocations of local symbols wider than UNITS_PER_WORD are not valid.
26338 (alpha_legitimize_address): Do not split local symbols wider than
26339 UNITS_PER_WORD into HIGH/LO_SUM parts.
26341 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
26344 * gcc.c (process_command): Replace call to execvp with calls
26345 to pex_one and exit.
26347 2009-01-03 Anatoly Sokolov <aesok@post.ru>
26350 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
26351 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
26352 variant for devices with 3-byte PC.
26353 (__tablejump_elpm__): New.
26355 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26358 * c-parser.c (c_parser_postfix_expression): Allow `->' in
26359 offsetof member-designator, handle it as `[0].'.
26361 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26363 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
26364 function when not using named sections on targets with named sections
26365 if branch distance is less than 262132.
26367 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
26369 * combine.c (combine_instructions): Recompute
26370 optimize_this_for_speed_p for each BB in the main combine loop.
26372 2009-01-12 Tomas Bily <tbily@suse.cz>
26375 * tree-loop-distribution.c (prop_phis): New function.
26376 (generate_builtin): Call prop_phis.
26378 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26380 PR tree-optimization/38807
26381 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
26382 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
26384 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
26386 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
26387 subreg of op0 to the original op0.
26389 2009-01-11 Laurent GUERBY <laurent@guerby.net>
26391 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
26393 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
26396 * mips-tfile.c (parse_def): Fix parsing of def strings
26397 starting with digits.
26399 2009-01-10 Jakub Jelinek <jakub@redhat.com>
26402 * config/arm/arm.c (arm_is_long_call_p): Don't call
26403 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
26405 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
26407 * regrename.c (regrename_optimize): Fix dumping.
26408 (find_oldest_value_reg): Preserve REG_POINTER.
26409 (copy_hardreg_forward_1): Likewise.
26411 2009-01-09 Diego Novillo <dnovillo@google.com>
26413 * gimple.h (struct gimple_statement_base) <uid>: Document
26414 the restrictions on its use.
26415 (gimple_uid): Tidy.
26416 (gimple_set_uid): Tidy.
26418 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26420 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
26421 zero guard even if align_bytes != 0 and count is smaller than
26424 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
26426 PR rtl-optimization/38495
26427 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
26428 (add_range_and_copies_from_move_list): Print all added ranges.
26429 Add ranges to memory optimized destination.
26431 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26435 * config/i386/i386.c (override_options): Reject
26436 -mstringop-strategy=rep_8byte with -m32.
26437 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
26438 to 1. Do count comparison against epilogue_size_needed at compile
26439 time even when count_exp was constant forced into register. For
26440 size_needed don't jump to epilogue, instead just avoid aligning
26441 and invoke the body algorithm. If need_zero_guard, add zero guard
26442 even if count is non-zero, but smaller than size_needed + number of
26443 bytes that could be stored for alignment.
26444 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
26445 to 1. If need_zero_guard, add zero guard even if count is non-zero,
26446 but smaller than size_needed + number of bytes that could be stored
26447 for alignment. Compare size_needed with epilogue_size_needed instead
26448 of desired_align - align, don't adjust size_needed, pass
26449 epilogue_size_needed to the epilogue expanders.
26452 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
26454 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26456 * pa.c (last_address): Change to unsigned.
26457 (update_total_code_bytes): Change argument to unsigned. Don't
26458 check if insn addresses are set.
26459 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
26460 addresses are not set.
26461 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
26463 2009-01-09 Nick Clifton <nickc@redhat.com>
26465 * config/sh/symbian.c: Replace uses of DECL_INLINE with
26466 DECL_DECLARED_INLINE_P.
26468 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26470 PR middle-end/38347
26471 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
26472 GET_MODE (op0) in operand_subword_force calls.
26474 PR middle-end/38771
26475 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
26476 fold_convert arg0 operands to TREE_TYPE (op0) first.
26478 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
26480 * params.def (ira-max-conflict-table-size): Decrease default value
26483 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26485 PR tree-optimization/37031
26486 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26488 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26489 allocate it using gc instead of heap, use VEC_quick_push instead of
26491 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26492 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26493 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26494 allocated vector from heap allocated.
26495 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26496 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26497 vector only after perfect_loop_nest_depth call.
26499 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26500 Jan Sjodin <jan.sjodin@amd.com>
26502 PR tree-optimization/38559
26503 * graphite.c (debug_value, copy_constraint,
26504 swap_constraint_variables, scale_constraint_variable, ): New.
26505 (get_lower_bound, get_upper_bound): Removed.
26506 (graphite_trans_bb_strip_mine): Clean up this code that works
26507 only for constant number of iterations. Fully copy upper and
26508 lower bound constraints, not only the constant part of them.
26509 * graphite.h (debug_value): Declared.
26511 2009-01-08 Ira Rosen <irar@il.ibm.com>
26513 PR tree-optimization/37194
26514 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26515 Don't add the cost of cost model guard in prologue to scalar
26516 outside cost in case of known number of iterations.
26518 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26519 Alan Modra <amodra@bigpond.net.au>
26521 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26522 non-word-aligned REG+CONST addressing.
26524 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26527 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26528 free_after_compilation when outputting a thunk.
26529 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26530 Do not call free_after_compilation here.
26532 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26534 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26535 (ix86_valid_target_attribute_inner_p): Ditto.
26537 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26539 PR tree-optimization/38492
26540 PR tree-optimization/38498
26541 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26542 * tree-chrec.h (scev_is_linear_expression): Declared.
26543 * graphite.c (graphite_cannot_represent_loop_niter): New.
26544 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26545 (graphite_loop_normal_form): Use gcc_assert.
26546 (scan_tree_for_params): Use CASE_CONVERT.
26547 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26548 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26549 Use gcc_assert. Discard scops that contain unhandled cases.
26550 (build_scop_conditions): Return a boolean status for unhandled cases.
26551 (strip_mine_profitable_p): Print the loop number, not its depth.
26552 (is_interchange_valid): Pass the depth of the loop nest, don't
26553 recompute it wrongly.
26554 (graphite_trans_bb_block): Same.
26555 (graphite_trans_bb_block): Print tentative of loop blocking.
26556 (graphite_trans_scop_block): Do not print that the loop has been
26558 (graphite_transform_loops): Do not handle scops that contain condition
26561 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26563 AVX Programming Reference (December, 2008)
26564 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26565 (_mm256_stream_pd): Likewise.
26566 (_mm256_stream_ps): Likewise.
26568 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26569 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26570 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26571 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26572 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26573 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26574 (ix86_expand_special_args_builtin): Likewise.
26576 * config/i386/sse.md (AVXMODEDI): New.
26577 (avx_movnt<mode>): Likewise.
26578 (avx_movnt<mode>): Likewise.
26579 (<sse>_movnt<mode>): Remove AVX support.
26580 (sse2_movntv2di): Likewise.
26582 2009-01-07 Richard Guenther <rguenther@suse.de>
26584 PR middle-end/38751
26585 * fold-const.c (extract_muldiv): Remove obsolete comment.
26586 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26587 to PLUS_EXPR canonicalization for the canonicalization.
26589 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26591 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26592 hosted cross-compilers generating less efficient code.
26594 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26596 * function.h (rtl_data): Add a dbr_scheduled_p field.
26597 * reorg.c (dbr_schedule): Set it.
26598 (gate_handle_delay_slots): Check it.
26599 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26600 (mips_reorg): Check flag_delayed_branch instead of
26601 mips_base_delayed_branch.
26602 (mips_override_options): Don't set mips_base_delayed_branch
26603 or flag_delayed_branch.
26605 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26607 PR rtl-optimization/38426.
26608 * ira.c (ira): Set current_function_is_leaf earlier.
26610 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26612 PR rtl-optimization/38722
26613 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26614 too early, only set a flag and modify after last possible
26617 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26620 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26621 * real.c (decimal_single_format): Correct values of emin and emax.
26622 (decimal_double_format): Ditto.
26623 (decimal_quad_format): Ditto.
26624 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26625 computation of DECnn_MIN and DECnn_MAX for corrected values of
26626 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26627 __DECnn_MIN__, and adjust its computation for the corrected value
26630 2009-01-06 Jan Hubicka <jh@suse.cz>
26633 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26635 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26637 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26638 Add Robert Clark to the list of testers.
26640 2009-01-06 Jan Hubicka <jh@suse.cz>
26641 Kai Tietz <kai.tietz@onevision.com>
26643 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26644 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26646 2009-01-06 Jan Hubicka <jh@suse.cz>
26647 Kai Tietz <kai.tietz@onevision.com>
26649 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26651 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26652 (ix86_nsaved_regs): Count only general purpose regs.
26653 (ix86_nsaved_sseregs): New.
26654 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26655 to 16 for w64; compute padding and size of sse reg save area.
26656 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26657 general purpose regs.
26658 (ix86_emit_save_sse_regs_using_mov): New.
26659 (ix86_expand_prologue): Save SSE regs if needed.
26660 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26661 (ix86_emit_restore_sse_regs_using_mov): New.
26662 (ix86_expand_epilogue): Save SSE regs if needed.
26664 2009-01-06 Jan Hubicka <jh@suse.cz>
26665 Kai Tietz <kai.tietz@onevision.com>
26667 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26668 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26669 functions when accumulate outgoing args is off.
26671 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26674 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26675 before using pseudos_have_intersected_live_ranges_p.
26677 * ira-int.h (ira_assert): Always define.
26679 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26681 AVX Programming Reference (December, 2008)
26682 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26683 (_mm256_permute2_pd): Likewise.
26684 (_mm_permute2_ps): Likewise.
26685 (_mm256_permute2_ps): Likewise.
26686 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26687 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26689 * config/i386/i386.c (ix86_builtins): Remove
26690 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26691 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26692 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26693 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26694 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26695 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26696 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26697 __builtin_ia32_vpermil2ps256.
26698 (ix86_init_mmx_sse_builtins): Updated.
26699 (ix86_expand_args_builtin): Likewise.
26701 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26703 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26704 long absolute calls when generating PA 2.0 code.
26706 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26708 PR rtl-optimization/38583
26709 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26711 * params.def (ira-max-conflict-table-size): New.
26713 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26715 * ira.h (ira_conflicts_p): New external definition.
26717 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26718 table. Report this. Return result of building.
26719 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26720 building conflict table.
26722 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26723 (ira_color): Use ira_conflicts_p.
26725 * global.c: Include ira.h.
26726 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26729 * Makefile.in (global.o): Add ira.h.
26731 * ira-build.c (mark_all_loops_for_removal,
26732 propagate_some_info_from_allocno): New.
26733 (remove_unnecessary_allocnos): Call
26734 propagate_some_info_from_allocno.
26735 (remove_low_level_allocnos): New.
26736 (remove_unnecessary_regions): Add parameter. Call
26737 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26738 parameter to remove_unnecessary_regions.
26739 (ira_build): Remove all regions but root if the conflict table was
26740 not built. Update conflict hard regs for allocnos crossing calls.
26742 * ira.c (ira_conflicts_p): New global.
26743 (ira): Define and use ira_conflicts_p.
26745 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26746 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26747 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26749 2009-01-06 Ben Elliston <bje@au.ibm.com>
26751 * gengtype-lex.l (YY_NO_INPUT): Define.
26753 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26756 * c-common.c (handle_vector_size_attribute): Also reject
26757 BOOLEAN_TYPE types.
26759 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26761 PR tree-optimization/38492
26762 * graphite.c (rename_map_elt, debug_rename_elt,
26763 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26764 rename_map_elt_info, eq_rename_map_elts,
26765 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26766 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26767 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26768 (sese_build_livein_liveouts): New.
26769 (new_sese, free_sese): New.
26770 (new_scop): Call new_sese.
26771 (free_scop): Call free_sese.
26772 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26773 (register_old_new_names): Renamed register_old_and_new_names.
26774 (register_scop_liveout_renames, add_loop_exit_phis,
26775 insert_loop_close_phis, struct igp,
26776 default_liveout_before_guard, add_guard_exit_phis,
26777 insert_guard_phis, copy_renames): New.
26778 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26779 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26780 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26781 (scop_adjust_phis_for_liveouts): New.
26782 (gloog): Call scop_adjust_phis_for_liveouts.
26784 * graphite.h (struct sese): Documented. Added fields liveout,
26785 num_ver and livein.
26786 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26787 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26788 (struct scop): Added field liveout_renames.
26789 (SCOP_LIVEOUT_RENAMES): New.
26791 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26793 PR tree-optimization/38510
26794 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26795 (translate_clast): Call recompute_all_dominators before
26797 (gloog): Call recompute_all_dominators before graphite_verify.
26799 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26800 Jan Sjodin <jan.sjodin@amd.com>
26802 PR tree-optimization/38500
26803 * graphite.c (create_sese_edges): Call fix_loop_structure after
26806 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26808 * config.gcc: Add m32r*-*-rtems*.
26809 * config/m32r/rtems.h: New file.
26811 2009-01-05 Ben Elliston <bje@au.ibm.com>
26813 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26814 (.po.pox): Likewise.
26815 (po/gcc.pot): Likewise.
26817 2009-01-04 David S. Miller <davem@davemloft.net>
26819 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26820 (STARTING_FRAME_OFFSET): Always set to zero.
26822 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26824 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26825 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26826 fixed-point types, and vectors of the same.
26828 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26830 * config/mips/sync.md (*mb_barrier): Rename to...
26831 (*memory_barrier): ...this.
26833 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26835 * doc/extend.texi (Function Attributes): Move @cindex after @item
26836 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26837 and put in alphabetical order. Fix 'target' name and put in order.
26838 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26841 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26843 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26844 (memory_barrier): Expand as unspec instead of unspec_volatile.
26845 Remove mem:BLK from insn operands. Use Pmode scratch register.
26846 (*memory_barrier): Define as unspec instead of unspec_volatile.
26847 Use (match_dup 0) as input operand.
26849 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26850 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26851 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26852 scratch register. Remove operand 1.
26853 (*stbar): Define as unspec instead of unspec_volatile.
26854 Use (match_dup 0) as input operand, remove (const_int 8).
26855 (*membar): Define as unspec instead of unspec_volatile.
26856 Use (match_dup 0) as input operand, remove input operand 2.
26858 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26859 (memory_barrier): Expand as unspec instead of unspec_volatile.
26860 Remove mem:BLK from insn operands. Use Pmode scratch register.
26861 (*memory_barrier): Define as unspec instead of unspec_volatile.
26862 Use (match_dup 0) as input operand.
26864 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26865 Remove mem:BLK from insn operands. Use Pmode scratch register.
26866 Set volatile flag on operand 0.
26867 (*memory_barrier): New insn pattern.
26869 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26871 (*memory_barrier): Use (match_dup 0) as input operand.
26873 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26874 Remove mem:BLK from insn operands. Use Pmode scratch register.
26875 Set volatile flag on operand 0.
26876 (*mb_internal): New insn pattern.
26878 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26880 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26882 PR middle-end/38586
26883 * function.c (struct temp_slot): Move to the section of the file
26884 that deals with temp slots. Remove field 'address'.
26885 (temp_slot_address_table): New hash table of address -> temp slot.
26886 (struct temp_slot_address_entry): New struct, items for the table.
26887 (temp_slot_address_compute_hash, temp_slot_address_hash,
26888 temp_slot_address_eq, insert_temp_slot_address): Support functions
26890 (find_temp_slot_from_address): Rewrite to use the new hash table.
26891 (remove_unused_temp_slot_addresses): Remove addresses of temp
26892 slots that have been made available.
26893 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26894 worker function for remove_unused_temp_slot_addresses.
26895 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26896 Add the temp slot address to the address -> temp slot map.
26897 (update_temp_slot_address): Update via insert_temp_slot_address.
26898 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26899 (pop_temp_slots): Likewise.
26900 (init_temp_slots): Allocate the address -> temp slot map, or empty
26901 the map if it is already allocated.
26902 (prepare_function_start): Initialize temp slot processing.
26904 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26906 PR middle-end/38584
26907 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26908 Calculate the size of all stack vars assuming no packing of stack
26909 vars will happen, replacing a quadratic algorithm with a linear one.
26911 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26914 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26917 2009-01-03 Diego Novillo <dnovillo@google.com>
26919 * doc/contrib.texi: Update contributions.
26921 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26924 * builtins.c (fold_builtin_memory_op): Give up if either operand
26925 is volatile. Set srctype or desttype to non-qualified version
26929 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26930 and FUNCTION_DECLs.
26932 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26934 PR rtl-optimization/35805
26935 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26936 problem if fast dce is able to remove any instructions.
26937 * dce.c (dce_process_block): Fix dump message.
26939 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26942 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26944 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26946 PR middle-end/38690
26947 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26948 * tree-pretty-print.c (op_code_prio): New function.
26949 (op_prio): No longer static. Use op_code_prio.
26950 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26951 Use op_prio and op_code_prio to determine if () should be
26952 printed around operand(s) or not.
26954 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26955 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26956 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26957 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26958 pp_character instead of pp_string for single letter printing.
26960 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26962 * doc/extend.texi: Fix '#pragma GCC option' typo.
26964 2009-01-02 Richard Guenther <rguenther@suse.de>
26966 * doc/install.texi (--enable-checking): Mention different
26967 default for stage1.
26968 (--enable-stage1-checking): Document.
26970 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26972 PR middle-end/30142
26973 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26974 case to be an error.
26976 2009-01-02 Ben Elliston <bje@au.ibm.com>
26978 * config/fp-bit.h (pack_d): Constify argument.
26979 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26980 (isnan): Constify argument.
26982 (iszero): Likewise.
26983 (pack_d): Likewise.
26984 (_fpadd_parts): Constify return type.
26985 (_fpmul_parts): Likewise.
26986 (_fpdiv_parts): Likewise.
26988 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26991 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26992 warn about overwriting initializer with side-effects or
26993 -Woverride-init if !IMPLICIT.
26994 (output_init_element): Likewise. Pass IMPLICIT down to
26996 (process_init_element): Add IMPLICIT argument. Pass it down
26997 to output_init_element.
26998 (push_init_element, pop_init_level, set_designator): Adjust
26999 process_init_element callers.
27000 (set_nonincremental_init, set_nonincremental_init_from_string):
27001 Adjust add_pending_init callers.
27002 (output_pending_init_elements): Adjust output_init_element callers.
27003 * c-tree.h (process_init_element): Adjust prototype.
27004 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
27005 process_init_element callers.
27008 Copyright (C) 2009 Free Software Foundation, Inc.
27010 Copying and distribution of this file, with or without modification,
27011 are permitted in any medium without royalty provided the copyright
27012 notice and this notice are preserved.