1 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
5 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
8 * config/i386/x86intrin.h: Remove SSE5.
9 * config/i386/mmintrin-common.h: Delete file.
10 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags
13 2009-09-29 Richard Guenther <rguenther@suse.de>
15 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
16 resulting from stack temporaries on STRICT_ALIGNMENT targets.
18 2009-09-29 Nick Clifton <nickc@redhat.com>
20 * function.c (current_function_name): If there is no current
21 function just return "<none>".
23 2009-09-28 Sriraman Tallam <tmsriram@google.com>
25 * tree-pass.h (register_pass_info): New structure.
26 (pass_positioning_ops): Move enum from gcc-plugin.h.
27 (register_pass): New function.
28 * gcc-plugin.h (plugin_pass): Delete structure.
29 (pass_positioning_ops): Delete enum.
30 * plugin.c (regsiter_pass): Delete function.
31 (position_pass): Delete function.
32 (added_pass_nodes): Delete variable.
33 (prev_added_pass_nodes): Delete variable.
34 (pass_list_node): Delete structure.
35 * passes.c (make_pass_instance): New function.
36 (next_pass_1): Change to call make_pass_instance.
37 (pass_list_node): Move structure from gcc-plugin.h.
38 (added_pass_nodes): Move variable from plugin.c.
39 (prev_added_pass_nodes): Move variable from plugin.c.
40 (position_pass): New function.
41 (register_pass): New function.
43 2009-09-28 Easwaran Raman <eraman@google.com>
45 * ifcvt.c (noce_try_abs): Recognize pattern and call
46 expand_one_cmpl_abs_nojump.
47 * optabs.c (expand_one_cmpl_abs_nojump): New function.
48 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
50 2009-09-28 Ian Lance Taylor <iant@google.com>
53 * c-opts.c (c_common_handle_option): Don't set
54 warn_jump_misses_init for -Wall.
55 * doc/invoke.texi (Warning Options): Update documentation.
57 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
59 * Makefile.in ($(out_object_file)): Depend on
60 gt-$(basename $(notdir $(out_file))).h.
62 2009-09-28 Richard Henderson <rth@redhat.com>
64 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
65 * except.c (gen_eh_region): Set it.
66 (duplicate_eh_regions_1): Copy it.
67 * tree-eh.c (lower_resx): Use it to determine which function
70 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
71 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
72 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
73 * tree.c (build_common_builtin_nodes): Remove parameter. Build
74 BUILT_IN_CXA_END_CLEANUP if necessary.
76 * c-common.c (c_define_builtins): Update call to
77 build_common_builtin_nodes.
79 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
81 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
83 2009-09-28 Michael Matz <matz@suse.de>
85 * builtins.c (interclass_mathfn_icode): New helper.
86 (expand_builtin_interclass_mathfn): Use it here, and split folding
88 (fold_builtin_interclass_mathfn): ... this new folder.
89 (build_call_nofold_loc): New static helper.
90 (build_call_nofold): New wrapper macro for above.
91 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
92 (expand_builtin_pow): Ditto.
93 (expand_builtin_memset_args): Ditto.
94 (expand_builtin_printf): Ditto.
95 (expand_builtin_fprintf): Ditto.
96 (expand_builtin_sprintf): Ditto.
97 (expand_builtin_memory_chk): Ditto.
98 (expand_builtin_mempcpy_args): Ditto and don't call folders.
99 (expand_builtin_stpcpy): Ditto.
100 (expand_builtin_strcmp): Ditto.
101 (expand_builtin_strncmp): Ditto.
102 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
103 (expand_builtin_strcpy_args): Don't call folders.
104 (expand_builtin_memcmp): Ditto.
105 (expand_builtin_strncpy): Ditto, and use target.
106 (expand_builtin_memcpy): Ditto.
107 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
108 expand_builtin_strpbrk, expand_builtin_memmove,
109 expand_builtin_memmove_args, expand_builtin_bcopy,
110 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
111 expand_builtin_strspn, expand_builtin_strcspn,
112 expand_builtin_fputs): Remove these.
113 (expand_builtin): Don't call the above, change calls to other
114 expanders that changed prototype.
115 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
116 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
117 fold_builtin_interclass_mathfn.
118 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
119 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
121 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
122 * passes.c (init_optimization_passes): Move pass_fold_builtins
123 after last phiopt pass.
124 * tree-inline.c (fold_marked_statements): When folding builtins
125 iterate over all instruction potentially generated.
126 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
128 (fold_gimple_call): Use it to always fold calls (into potentially
129 multiple instructions).
130 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
131 calls into zero at this time.
132 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
133 statements generated by builtin folding.
135 2009-09-28 Nick Clifton <nickc@redhat.com>
137 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
140 2009-09-28 Duncan Sands <baldrick@free.fr>
142 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
143 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
144 (register_callback): Dispatch it.
145 (invoke_plugin_callbacks): Incorporate in sanity check.
146 * ggc.h (ggc_register_cache_tab): Add declaration.
147 * ggc-common.c (ggc_register_root_tab): Simplify.
148 (const_ggc_cache_tab_t): New typedef.
149 (extra_cache_vec): New vector of dynamically added cache tables.
150 (ggc_register_cache_tab): New function.
151 (ggc_scan_cache_tab): New function.
152 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
153 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
155 2009-09-27 Richard Henderson <rth@redhat.com>
157 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
158 which we remove __builtin_stack_restore.
160 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
162 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
163 to test for GRD_INVARIANT.
164 (simple_rhs_p): Anything that's function_invariant_p is fine.
166 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
168 * gengtype.c (main): Use plunge_files instead of plugin_output.
170 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
171 Rafael Avila de Espindola <espindola@google.com>
173 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
174 Don't print pch related info if it is false.
175 (main): Don't print pch info in plugin mode.
177 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
179 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
180 with dw_val_class_const_double.
181 (struct dw_val_struct): Replace val_long_long with val_double and
182 adjust for above change.
183 (output_loc_operands): Likewise.
184 (add_AT_long_long): Rename into...
185 (add_AT_double): ...this.
186 (print_die): Replace dw_val_class_long_long with
187 dw_val_class_const_double and adjust.
188 (attr_checksum): Likewise.
189 (same_dw_val_p): Likewise.
190 (size_of_die): Likewise.
191 (value_format): Likewise.
192 (output_die): Likewise.
193 (loc_descriptor) <CONST_DOUBLE>: Likewise.
194 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
195 instead of add_AT_long_long.
196 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
197 value with the precision of its type.
199 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
202 * c-typeck.c (build_conditional_expr): Use the readonly and
203 volatile flags of the operand types, not of the operands itself.
205 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
207 collect2.c (main): Look for -brtl before adding libraries.
209 2009-09-27 Jonathan Gray <jsg@openbsd.org>
211 * config.gcc: Update OpenBSD targets.
212 * config/openbsd-stdint.h: New file.
213 * config/openbsd-libpthread.h: New file.
214 * config/openbsd.h: Update and break out LIB_SPEC definition.
215 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
216 * config/i386/openbsdelf.h: Correct types.
217 * config/m68k/openbsd.h: Likewise.
218 * config/mips/openbsd.h: Likewise.
219 * config/vax/openbsd.h: Likewise.
221 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
223 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
224 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
225 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
226 of the length and zero.
228 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
230 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
231 (FLAGS_H): Add options.h $(REAL_H).
232 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
233 (TREE_VECTORIZER_H): New.
234 (EBITMAP_H): Renamed from EBIMAP_H.
235 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
236 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
237 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
238 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
239 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
240 (graphite-clast-to-gimple.o, graphite-dependences.o)
241 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
242 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
243 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
244 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
245 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
246 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
247 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
248 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
249 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
250 updated and fixed as per above changes and per
251 check_makefile_deps.sh output.
254 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
255 * configure: Regenerate.
257 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
259 * doc/install.texi: Update minimum MPC version to 0.7.
261 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
263 * doc/install.texi (Binaries): Remove reference to the binary
264 distribution CD-ROM from the FSF.
266 2009-09-26 Michael Matz <matz@suse.de>
270 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
271 that are mentioned in the body.
273 2009-09-26 Michael Matz <matz@suse.de>
275 PR tree-optimization/41454
276 * tree-ssa-dom (stmts_to_rescan): Remove variable.
277 (tree_ssa_dominator_optimize): Don't allocate and free it.
278 (dom_opt_leave_block): Don't iterate over it.
279 (eliminate_redundant_computations): Don't return a value.
280 (cprop_operand, cprop_into_stmt): Ditto.
281 (optimize_stmt): Don't defer updating stmts.
283 2009-09-25 Dodji Seketeli <dodji@redhat.com>
285 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
286 generic_parameter_die, template_parameter_pack_die,
287 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
288 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
289 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
291 2009-09-25 Anatoly Sokolov <aesok@post.ru>
293 * config/v850/v850.h (FUNCTION_VALUE): Remove.
294 * config/v850/v850.c (v850_function_value): New function.
295 (TARGET_FUNCTION_VALUE): Define.
297 2009-09-25 Jakub Jelinek <jakub@redhat.com>
299 * tree-vect-stmts.c (vectorizable_call): Call
300 mark_symbols_for_renaming after vect_finish_stmt_generation.
302 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
303 to loc_descriptor_from_tree.
304 (add_location_or_const_value_attribute): Pass 0 instead of 2
305 for decl_by_reference_p decls.
307 2009-09-25 Richard Guenther <rguenther@suse.de>
310 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
313 2009-09-25 Ben Elliston <bje@au.ibm.com>
315 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
318 2009-09-25 Alan Modra <amodra@bigpond.net.au>
320 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
323 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
326 * fold-const.c (const_binop): Handle complex int division.
327 * tree-complex.c (expand_complex_div_straight,
328 expand_complex_div_wide): Update comments.
330 2009-09-24 DJ Delorie <dj@redhat.com>
333 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
334 (reg_class): Likewise.
335 (REG_CLASS_NAMES): Likewise.
336 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
338 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
341 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
343 * config/rs6000/predicates.md (indexed_or_indirect_operand):
344 Delete VSX load/store with update support.
345 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
346 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
350 (VStype_load_update): Ditto.
351 (VStype_store_update): Ditto.
352 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
353 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
355 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
356 load/store with update builtins.
358 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
360 * libgcc2.c (L_trampoline): Prototype for getpagesize
361 and mprotect in WINNT case.
363 2009-09-24 Anatoly Sokolov <aesok@post.ru>
365 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
366 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
367 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
369 (TARGET_FUNCTION_VALUE): Define.
371 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
373 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
375 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
378 * common.opt: Initialize dwarf_strict to -1.
379 * toplev.c (process_options): Catch unset dwarf_strict
380 and set to 0 for all targets not overriding.
381 * config/darwin.c (darwin_override_options): Catch unset
382 dwarf_strict and override to 1.
384 2009-09-24 Jeff Law <law@redhat.com>
386 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
388 2009-09-24 Richard Guenther <rguenther@suse.de>
390 PR tree-optimization/36143
391 PR tree-optimization/38747
392 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
393 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
395 2009-09-24 Jakub Jelinek <jakub@redhat.com>
398 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
399 return false instead of gcc_unreachable (). For CONST return the
400 value returned by recursive call instead of always returning true.
401 (tree_add_const_value_attribute): Return the value returned by
402 add_const_value_attribute instead of always returning true if rtl
405 2009-09-23 Justin Seyster <jrseys@gmail.com>
407 * Makefile.in (PLUGIN_HEADERS): Include real.h.
409 2009-09-24 Jakub Jelinek <jakub@redhat.com>
411 * cgraphunit.c (cgraph_lower_function): Revert last change.
412 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
413 instead of DECL_NO_STATIC_CHAIN.
414 * tree-cfg.c (verify_gimple_call): Likewise.
415 * tree-nested.c (get_chain_decl, get_chain_field,
416 convert_tramp_reference_op, convert_gimple_call): Likewise.
417 (convert_all_function_calls): Likewise. Always set or clear
418 DECL_STATIC_CHAIN initially, for !n->outer clear it.
419 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
420 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
422 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
423 DECL_NO_STATIC_CHAIN.
424 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
425 instead of DECL_NO_STATIC_CHAIN.
426 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
427 decl_function_context.
428 * varasm.c (initializer_constant_valid_p): Likewise.
429 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
430 (DECL_STATIC_CHAIN): ... this.
431 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
432 instead of DECL_NO_STATIC_CHAIN.
434 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
435 Rafael Avila de Espindola <espindola@google.com>
437 * gengtype.c (nb_plugin_files): Make it unsigned to match
438 num_gt_files. Adjust other variables to avoid warnings.
439 (main): Allocate an all zero lang_bitmap before each plugin file name
440 to match regular file names.
442 2009-09-23 Richard Henderson <rth@redhat.com>
444 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
445 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
446 static chain passed in memory.
447 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
448 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
449 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
450 STATIC_CHAIN_REGNUM defined.
452 * config/picochip/picochip-protos.h: s/class/klass/.
453 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
454 (picochip_static_chain): New.
455 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
456 (STATIC_CHAIN_INCOMING): Remove.
458 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
459 (xtensa_static_chain): New.
460 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
462 2009-09-23 Anatoly Sokolov <aesok@post.ru>
464 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
465 * config/pa/pa-protos.h (function_value): Remove.
466 * config/pa/pa.c (pa_function_value): Rename from function_value.
467 Make static, add 'outgoing' argument.
468 (TARGET_FUNCTION_VALUE): Define.
470 2009-09-23 Anatoly Sokolov <aesok@post.ru>
472 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
473 instead of cfun->machine->is_leaf.
474 * config/avr/avr.h (machine_function): Remove is_leaf field.
476 2009-09-23 Jakub Jelinek <jakub@redhat.com>
479 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
480 DW_OP_piece after DW_OP_stack_value, adjust size calculations
481 for it, when DW_OP_stack_value and DW_OP_implicit_value has
482 the same size, prefer DW_OP_stack_value.
483 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
484 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
486 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
489 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
491 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
494 * cfgexpand.c (convert_debug_memory_address): New.
495 (expand_debug_expr): Convert base address and offset to the same
496 mode. Use it to convert addresses to other modes. Accept
499 2009-09-23 Richard Guenther <rguenther@suse.de>
501 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
502 produced for bigendian targets with promoted subregs.
504 2009-09-23 Richard Guenther <rguenther@suse.de>
506 * value-prof.c (gimple_ic): Purge old EH edges only after building
509 2009-09-23 Nick Clifton <nickc@redhat.com>
511 * config/arc/arc.c (arc_trampoline_init): Fix typo.
513 2009-09-23 Jakub Jelinek <jakub@redhat.com>
516 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
519 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
520 on non-nested functions.
522 2009-09-23 Jakub Jelinek <jakub@redhat.com>
523 Jan Hubicka <jh@suse.cz>
525 * dwarf2out.c (loc_list_plus_const): Only define if
526 DWARF2_DEBUGGING_INFO.
527 (address_of_int_loc_descriptor): Likewise.
530 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
532 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
535 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
536 constant is more than zero.
538 2009-09-23 Alan Modra <amodra@bigpond.net.au>
541 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
542 call final to emit non-scheduled prologue, instead insert at entry.
544 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
545 Joseph S. Myers <joseph@codesourcery.com>
547 * doc/install.texi (*-*-freebsd*): Add proper format codes.
549 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
550 Rafael Avila de Espindola <espindola@google.com>
552 * gengtype.c (is_file_equal): New function.
553 (close_output_files): Use is_file_equal. Free of->buf.
555 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
556 Rafael Avila de Espindola <espindola@google.com>
558 * gengtype.c (write_types, write_local): Add the output_header
559 argument. Update all callers.
561 2009-09-22 Dodji Seketeli <dodji@redhat.com>
563 * dwarf2out.c (template_parameter_pack_die,
564 gen_formal_parameter_pack_die ): New functions.
565 (make_ith_pack_parameter_name): Remove this function.
566 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
567 DW_TAG_formal_parameter_pack.
568 (gen_generic_params_dies): Represent each template parameter pack
569 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
570 represented by usual DW_TAG_template_*_parameter DIEs that are
571 children of the DW_TAG_template_parameter_pack element DIE.
572 (generic_parameter_die): This doesn't deal with parameter pack
573 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
574 of parameter pack DIEs.
575 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
576 in certain cases, e.g. for pack elements.
577 (gen_formal_types_die, gen_decl_die): Adjust usage of
578 gen_formal_parameter_die.
579 (gen_subprogram_die): Represent each function parameter pack by a
580 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
581 represented by usual DW_TAG_formal_parameter DIEs that are children
582 of the DW_TAG_formal_parameter_pack DIE. Remove references to
583 ____builtin_va_alist decls as no part of the compiler uses those
585 * langhooks.h (struct lang_hooks_for_decls): Add
586 function_parm_expanded_from_pack_p, get_generic_function_decl
587 and function_parameter_pack_p hooks. Fix comment for
588 get_innermost_generic_parms hook.
589 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
590 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
591 macros and use them to initialize lang_hook.
593 2009-09-22 Richard Henderson <rth@redhat.com>
595 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
596 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
597 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
598 on TRAMPOLINE_TEMPLATE.
599 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
600 TRAMPOLINE_ADJUST_ADDRESS.
601 * targhooks.c (default_asm_trampoline_template): Remove.
602 (default_trampoline_adjust_address): Remove.
603 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
604 * targhooks.h: Update decls.
606 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
608 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
609 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
610 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
612 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
615 * reload1.c (reload): Reset debug insns with pseudos without
618 2009-09-22 Janis Johnson <janis187@us.ibm.com>
620 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
621 unconditional true for decimal float modes.
622 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
623 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
625 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
627 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
628 Enable a new case for __FreeBSD__ >= 7.
629 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
630 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
631 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
632 and USE_LD_AS_NEEDED.
634 * doc/install.texi (*-*-freebsd*): Update target information.
636 2009-09-22 Richard Guenther <rguenther@suse.de>
639 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
640 arrays really properly.
642 2009-09-22 Richard Henderson <rth@redhat.com>
645 * target.h (struct gcc_target): Add asm_out.trampoline_template,
646 calls.static_chain, calls.trampoline_init,
647 calls.trampoline_adjust_address.
648 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
649 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
650 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
651 * builtins.c (expand_builtin_setjmp_receiver): Use
652 targetm.calls.static_chain; only clobber registers.
653 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
654 set up memory attributes properly for the trampoline block.
655 (expand_builtin_adjust_trampoline): Use
656 targetm.calls.trampoline_adjust_address.
657 * calls.c (prepare_call_address): Add fndecl argument. Use
658 targetm.calls.static_chain.
659 * df-scan.c (df_need_static_chain_reg): Remove.
660 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
661 consolodate static chain handling.
662 * doc/tm.texi: Document new hooks.
663 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
664 (init_emit_regs): Don't initialize them.
665 * expr.h (prepare_call_address): Update decl.
666 * final.c (profile_function): Use targetm.calls.static_chain.
667 * function.c (expand_function_start): Likewise.
668 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
669 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
670 only clobber registers.
671 * targhooks.c (default_static_chain): New.
672 (default_asm_trampoline_template, default_trampoline_init): New.
673 (default_trampoline_adjust_address): New.
674 * targhooks.h: Declare them.
675 * varasm.c (assemble_trampoline_template): Use
676 targetm.asm_out.trampoline_template. Make the memory block const
679 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
680 alpha_initialize_trampoline. Make static. Merge VMS parameter
681 differences into the TARGET_ABI_OPEN_VMS code block.
682 (TARGET_TRAMPOLINE_INIT): New.
683 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
684 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
685 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
686 (INITIALIZE_TRAMPOLINE): Remove.
688 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
689 (TRAMPOLINE_TEMPLATE): Merge with ...
690 (INITIALIZE_TRAMPOLINE): ... this and move ...
691 * config/arc/arc.c (arc_trampoline_init): ... here.
692 (TARGET_TRAMPOLINE_INIT): New.
694 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
695 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
696 (arm_asm_trampoline_template): New.
697 (arm_trampoline_init, arm_trampoline_adjust_address): New.
698 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
699 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
700 code to arm_asm_trampoline_template.
701 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
702 arm_trampoline_adjust_address.
703 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
704 adjust for target hook parameters.
706 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
709 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
710 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
711 (bfin_trampoline_init): Rename from initialize_trampoline;
712 make static; update for target hook parameters.
713 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
714 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
715 bfin_asm_trampoline_template.
716 (INITIALIZE_TRAMPOLINE): Remove.
718 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
719 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
720 cris_trampoline_init): New.
721 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
722 cris_asm_trampoline_template.
723 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
724 adjust for target hook parameters.
726 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
728 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
729 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
730 fr30_trampoline_init): New.
731 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
732 fr30_asm_trampoline_template.
733 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
734 adjust for target hook parameters.
736 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
737 (frv_trampoline_init): Rename from frv_initialize_trampoline;
738 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
739 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
740 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
742 * config/h8300/h8300.c (h8300_trampoline_init): New.
743 (TARGET_TRAMPOLINE_INIT): New.
744 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
745 to h8300_trampoline_init and adjust for hook parameters.
747 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
748 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
749 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
750 make static; adjust for hook parameters.
751 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
753 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
754 (TARGET_TRAMPOLINE_INIT): New.
755 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
756 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
757 iq2000_asm_trampoline_template.
758 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
759 (TRAMPOLINE_CODE_SIZE): New.
760 (TRAMPOLINE_SIZE): Use it.
761 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
763 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
764 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
765 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
766 adjust for hook parameters.
767 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
769 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
770 (m32r_trampoline_init): New.
771 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
772 m32r_trampoline_init.
774 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
775 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
776 make static; update for hook parameters.
777 * config/m68hc11/m68hc11-protos.h: Update.
778 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
780 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
781 (TARGET_TRAMPOLINE_INIT): New.
782 (mcore_function_value): Fix typo.
783 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
784 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
785 to mcore_asm_trampoline_template.
786 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
788 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
789 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
790 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
791 update for hook parameters.
792 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
794 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
795 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
796 mips_trampoline_init): New.
797 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
798 mips_asm_trampoline_template.
799 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
800 update for hook parameters.
802 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
803 (TARGET_TRAMPOLINE_INIT): New.
804 (mmix_trampoline_size): Remove.
805 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
806 make static. Remove out-of-date tetra vs octa comment.
807 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
808 make static; update for hook parameters.
809 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
810 (INITIALIZE_TRAMPOLINE): Remove.
811 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
812 (TRAMPOLINE_ALIGNMENT): New.
813 * gcc/config/mmix/mmix-protos.h: Update.
815 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
816 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
817 mn10300_trampoline_init): New.
818 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
819 mn10300_asm_trampoline_template.
820 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
822 * config/moxie/moxie.c (moxie_static_chain,
823 moxie_asm_trampoline_template, moxie_trampoline_init,
824 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
825 TARGET_TRAMPOLINE_INIT): New.
826 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
827 moxie_trampoline_init.
828 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
829 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
831 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
832 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
833 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
834 pa_trampoline_adjust_address): New.
835 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
836 pa_asm_trampoline_template.
837 (TRAMPOLINE_ALIGNMENT): New.
838 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
839 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
840 adjust for hook parameters.
841 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
843 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
844 (TARGET_TRAMPOLINE_INIT): New.
845 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
846 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
848 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
850 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
851 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
852 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
853 make static; adjust parameters for the hook.
854 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
856 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
857 s390_trampoline_template; make static.
858 (s390_trampoline_init): Rename from s390_initialize_trampoline;
859 make static; adjust for target hook.
860 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
861 * config/s390/s390-protos.h: Remove trampoline decls.
862 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
863 (TRAMPOLINE_TEMPLATE): Remove.
864 (TRAMPOLINE_ALIGNMENT): New.
866 * config/score/score-protos.h (score_initialize_trampoline): Remove.
867 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
868 (TARGET_TRAMPOLINE_INIT): New.
869 (score_asm_trampoline_template): New.
870 (score_trampoline_init): Rename from score_initialize_trampoline;
871 make static; adjust for hook parameters.
872 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
873 score[37]_asm_trampoline_template.
874 (INITIALIZE_TRAMPOLINE): Remove.
875 * config/score/score3.c (score3_asm_trampoline_template): New.
876 (score3_trampoline_init): Rename from score3_initialize_trampoline;
877 adjust for target hook.
878 * config/score/score7.c (score7_asm_trampoline_template): New.
879 (score7_trampoline_init): Rename from score7_initialize_trampoline;
880 adjust for target hook.
881 * config/score/score3.h, config/score/score7.h: Update.
883 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
884 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
885 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
886 (sh_trampoline_init): Rename from sh_initialize_trampoline;
887 make static; adjust for target hook parameters.
888 (sh_trampoline_adjust_address): New.
889 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
890 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
892 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
893 (sparc32_initialize_trampoline): Rename from
894 sparc_initialize_trampoline; make static; replace tramp parameter
895 with m_tramp and update memory accesses.
896 (sparc64_initialize_trampoline): Similarly.
897 (sparc_trampoline_init): New.
898 * config/sparc/sparc-protos.h: Remove trampoline decls.
899 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
900 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
902 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
903 (array_to_constant): Make ARR parameter const.
904 (spu_trampoline_init): Rename from spu_initialize_trampoline;
905 make static; update for hook parameters.
906 * config/spu/spu-protos.h: Update decls.
907 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
909 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
910 from xstormy16_initialize_trampoline; make static; update for
912 (TARGET_TRAMPOLINE_INIT): New.
913 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
915 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
916 (TARGET_TRAMPOLINE_INIT): New.
917 (v850_can_eliminate): Make static.
918 (v850_asm_trampoline_template, v850_trampoline_init): New.
919 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
920 v850_asm_trampoline_template.
921 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
922 and adjust for target hook parameters.
924 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
925 (TARGET_TRAMPOLINE_INIT): New.
926 (vax_asm_trampoline_template, vax_trampoline_init): New.
927 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
928 vax_asm_trampoline_template.
929 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
931 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
932 (TARGET_TRAMPOLINE_INIT): New.
933 (xtensa_asm_trampoline_template): Rename from
934 xtensa_trampoline_template; make static.
935 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
936 make static; update for hook parameters.
937 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
938 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
939 (INITIALIZE_TRAMPOLINE): Remove.
941 * config/i386/i386.c (ix86_function_regparm): Do not issue an
942 error for nested functions with regparm=3.
943 (ix86_compute_frame_layout): Adjust frame pointer offset for
944 ix86_static_chain_on_stack.
945 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
946 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
947 don't reset to UNITS_PER_WORD.
948 (ix86_emit_leave): Adjust ix86_cfa_state.
949 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
950 (ix86_static_chain): New.
951 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
952 make static; update for target hook parameters; use ix86_static_chain.
953 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
954 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
955 (INITIALIZE_TRAMPOLINE): Remove.
956 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
957 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
958 to the end. Add static_chain_on_stack.
959 (ix86_static_chain_on_stack): New.
961 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
962 (m68k_output_mi_thunk): Don't use static_chain_rtx.
963 (m68k_trampoline_init): New.
964 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
965 m68k_trampoline_init and adjust for hook parameters.
966 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
967 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
969 2009-09-22 Jakub Jelinek <jakub@redhat.com>
971 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
972 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
974 * reload1.c (reload): Call wrap_constant when substituting
975 reg for equiv inside of DEBUG_INSNs.
978 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
979 add_call_src_coords_attributes, add_high_low_attributes,
980 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
981 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
982 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
983 when -gdwarf-2 -gstrict-dwarf.
984 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
985 -gdwarf-[23] -gstrict-dwarf.
986 (address_of_int_loc_descriptor, loc_descriptor,
987 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
988 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
989 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
991 2009-09-22 Richard Guenther <rguenther@suse.de>
993 PR tree-optimization/41428
994 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
995 (ccp_finalize): Pass it to substitute_and_fold.
997 2009-09-22 Richard Guenther <rguenther@suse.de>
999 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
1000 (substitute_and_fold): Adjust prototype.
1001 * tree-vrp.c (vrp_evaluate_conditional): Make static.
1002 (simplify_stmt_using_ranges): Likewise.
1003 (fold_predicate_in): Move here from tree-ssa-propagate.c.
1004 (vrp_fold_stmt): New function.
1005 (vrp_finalize): Pass it to substitute_and_fold.
1006 * tree-flow.h (vrp_evaluate_conditional): Remove.
1007 (simplify_stmt_using_ranges): Likewise.
1008 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
1009 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1010 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
1012 (fold_predicate_in): Move to tree-vrp.c.
1013 (substitute_and_fold): Use the callback instead of calling into
1014 tree-vrp.c functions directly.
1016 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1018 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
1019 comparison warning on rs6000.
1022 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
1023 GIMPLE_EH_MUST_NOT_THROW cleanup.
1024 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1026 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
1029 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
1030 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
1031 LIB_SPEC for darwin10 and later since it always uses the unwinder in
1032 libSystem which is derived from the gcc 4.2.1 unwinder.
1034 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1037 * varasm.c (default_encode_section_info): Copy TLS model into
1038 sym_ref flags regardless of backend support for TLS, for all
1039 model types except TLS_MODEL_EMULATED.
1041 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1044 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
1045 we can handle it correctly.
1047 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1049 * doc/install.texi (os2): Remove section.
1051 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1053 * doc/standards.texi (Objective-C): Adjust two URLs.
1055 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
1057 * tree-tailcall.c (process_assignment): Don't check if a
1058 multiplication or an addition are already present.
1059 (find_tail_calls): Combine multiple additions and multiplications.
1060 (adjust_accumulator_values): Emit accumulators.
1062 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
1064 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
1065 xmm register restore.
1067 2009-09-21 Jan Hubicka <jh@suse.cz>
1069 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
1070 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
1073 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
1075 * stor-layout.c (layout_type): Remove obsolete code.
1077 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
1080 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
1082 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1085 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
1086 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
1087 (fold_builtin_2, do_mpc_arg1): Update accordingly.
1088 * fold-const.c (const_binop): Likewise.
1089 * real.h (do_mpc_arg2): Update prototype.
1091 2009-09-20 Jan Hubicka <jh@suse.cz>
1093 * dwarf2out.c (add_const_value_attribute): Return true if successful.
1094 (add_location_or_const_value_attribute): Rewrite using
1096 (tree_add_const_value_attribute): Return true if successful.
1097 (tree_add_const_value_attribute_for_decl): Likewise.
1099 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
1100 (loc_descriptor): ... here;
1101 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1102 (cst_pool_loc_descr): Break out from ...; do not reffer constant
1103 pool items that was not marked for output.
1104 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
1105 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1106 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1107 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
1108 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
1109 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
1110 DW_OP_stack_value to get address of items that are not available
1112 (dw_loc_list): Handle single element lists correctly.
1114 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
1115 Pascal Obry <obry@adacore.com>
1117 * unwind-dw2-fde.c (classify_object_over_fdes):
1118 Cast the constant 1 to _Unwind_Ptr.
1119 (add_fdes): Likewise.
1120 (linear_search_fdes): Likewise.
1122 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
1124 * stor-layout.c (set_sizetype): Avoid useless type copy.
1126 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1128 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
1130 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
1131 * configure, config.in: Regenerate.
1132 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
1134 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
1135 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
1136 for global data if the output could be used in a shared library.
1137 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
1138 to 0 if TARGET_WRITABLE_EH_FRAME.
1140 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
1142 PR rtl-optimization/39886
1143 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
1144 just when insn is equal to BB_END (bb).
1146 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
1148 * config/mips/mips.opt (mrelax-pic-calls): New option.
1149 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
1151 (mips_unspec_call): Change "unspec_call" expander into this.
1152 (mips_strip_unspec_call): New function.
1153 (mips_got_load): Call mips_unspec_call instead of
1154 gen_unspec_call<mode>.
1155 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
1157 (mips_cfg_in_reorg): New function.
1158 (mips16_lay_out_constants): Use it to decide whether to call
1159 CFG-aware insn splitting.
1160 (r10k_insert_cache_barriers): Move CFG set-up code from here to
1161 mips_reorg. Move DF set-up code from here ...
1162 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
1164 (mips_reorg): Call mips_df_reorg instead of
1165 r10k_insert_cache_barriers. Move CFG set-up code here from
1166 r10k_insert_cache_barriers.
1167 (mips_call_expr_from_insn): New function.
1168 (mips_pic_call_symbol_from_set): Likewise.
1169 (mips_find_pic_call_symbol): Likewise.
1170 (mips_annotate_pic_call_expr): Likewise.
1171 (mips_get_pic_call_symbol): Likewise.
1172 (mips_annotate_pic_calls): Likewise.
1173 (mips_override_options): Disable -mrelax-pic-calls unless PIC
1175 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
1176 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
1177 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
1179 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
1180 (unspec_call<mode>): Remove it.
1181 (sibcall_internal, sibcall_value_internal,
1182 sibcall_value_multiple_internal, call_internal, call_split,
1183 call_value_internal, call_value_split,
1184 call_value_multiple_internal, call_value_multiple_split): Pass
1185 SIZE_OPNO to MIPS_CALL.
1186 (call_internal_direct, call_direct_split,
1187 call_value_internal_direct, call_value_direct_split): Pass -1 as
1188 SIZE_OPNO to MIPS_CALL.
1189 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
1190 * configure: Regenerate.
1191 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
1192 and -mno-relax-pic-calls.
1193 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
1195 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1198 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
1199 in the directory this rule is called from, rather than the
1200 toplevel 'gcc' directory, to fix in-tree build.
1202 2009-09-19 Chris Demetriou <cgd@google.com>
1204 PR preprocessor/28435:
1205 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
1206 to cpplib that the preprocessor output is needed.
1208 2009-09-19 Jakub Jelinek <jakub@redhat.com>
1210 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
1211 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
1212 *return_and_restore_fpregs_<mode>,
1213 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
1216 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
1217 instead of assuming it has always a REG inside of it.
1219 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
1221 * config/freebsd.h: Update comment on types.
1222 (WINT_TYPE): Define.
1224 2009-09-18 Jason Merrill <jason@redhat.com>
1226 * c.opt: Add -fno-deduce-init-list.
1228 2009-09-18 Neil Vachharajani <nvachhar@google.com>
1230 * value-prof.c (interesting_stringop_to_profile_p): Added output
1231 argument to indicate which parameter is the size parameter.
1232 * value-prof.c (gimple_stringop_fixed_value): Use
1233 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
1234 * value-prof.c (gimple_stringops_transform): Update call sites to
1235 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
1237 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
1240 From David Binderman <dcb314@hotmail.com>:
1241 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
1242 local variable f. Remove stale comments.
1243 (ix86_compute_frame_layout): Remove useless local variable total_size.
1244 Remove #if 0'd code.
1245 (legitimate_address_p): Remove useless local variables
1246 reason_rtx and reason.
1247 (ix86_split_copysign_const): Remove useless local variable op1.
1248 (scale_counter): Remove useless local variable piece_size_mask.
1250 2009-09-18 Jakub Jelinek <jakub@redhat.com>
1252 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
1255 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1258 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
1260 2009-09-17 Jakub Jelinek <jakub@redhat.com>
1262 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
1265 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
1267 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
1268 DW_OP_implicit_value even without dwarf_version 4.
1270 2009-09-17 Jan Hubicka <jh@suse.cz>
1272 * dwarf2out.c: Include tree-pass.h and gimple.h.
1273 (loc_list_plus_const): New function.
1274 (loc_descriptor_from_tree_1): Rename to ...
1275 (loc_descriptor_from_tree): ... remove original.
1276 (loc_list_from_tree): New function.
1277 (add_AT_location_description): Accept location list.
1278 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
1279 (concatn_mem_loc_descriptor): Remove.
1280 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
1282 (secname_for_decl): Move up.
1283 (hidden_reference_p): New function; break out from ...
1284 (loc_by_refernece): ... here; move up.
1285 (dw_loc_list): New function.
1286 (single_element_loc_list): New function.
1287 (single_element_loc_list_p): New function.
1288 (add_loc_descr_to_each): New function.
1289 (add_loc_list): New function.
1290 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
1291 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
1292 add diagnostics why expansion failed.
1293 (add_location_or_const_value_attribute): Support location lists.
1294 (add_bound_info): Likewise.
1295 (descr_info_loc): Update call of loc_descriptor_from_tree.
1296 (gen_variable_die): Work on location lists.
1297 * final.c (pass_final): Add dump file.
1298 * Makefile.in (dwarf2out.o): Add new dependencies.
1300 2009-09-17 Janis Johnson <janis187@us.ibm.com>
1303 * real.c decimal_from_integer, decimal_integer_string): New.
1304 (real_from_integer): Use them as special case for decimal float.
1305 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
1306 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
1307 Do not append zero after the decimal point in string to convert.
1309 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
1311 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1312 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1314 2009-09-17 Martin Jambor <mjambor@suse.cz>
1316 * common.opt (fipa-sra): New switch.
1317 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
1318 * timevar.def (TV_IPA_SRA): New timevar.
1319 * params.def (ipa-sra-ptr-growth-factor): New parameter.
1320 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
1321 * tree-sra.c: Include cgraph.c.
1322 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
1323 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
1324 and grp_not_necessarilly_dereferenced.
1325 (func_param_count): New variable.
1326 (encountered_apply_args): New variable.
1327 (bb_dereferences): New variable.
1328 (final_bbs): New variable.
1329 (no_accesses_representant): New variable.
1330 (no_accesses_p): New function.
1331 (dump_access): Dump the new fields.
1332 (sra_initialize): Set encountered_apply_args to false.
1333 (get_ssa_base_param): New function.
1334 (mark_parm_dereference): New function.
1335 (create_access): Caring for INIDRECT_REFs and different handling of
1336 varialble length accesses in early IPA SRA. Store the stmt - a new
1337 parameter - to the new access.
1338 (build_access_from_expr_1): New parameter stmt, passed to
1339 create_access. Handle INDIRECT_REFs.
1340 (build_access_from_expr): Pass the current statement to
1341 build_access_from_expr_1.
1342 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
1344 (build_accesses_from_assign): Pass the current statement to
1345 build_access_from_expr_1. Do not create assign links in IPA-SRA.
1346 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
1347 final_bbs when necessary. Check for calls to __builtin_apply_args.
1348 Fixup EH info if anythng was changed.
1349 (is_unused_scalar_param): New function.
1350 (ptr_parm_has_direct_uses): New function.
1351 (find_param_candidates): New function.
1352 (mark_maybe_modified): New function.
1353 (analyze_modified_params): New function.
1354 (propagate_dereference_distances): New function.
1355 (dump_dereferences_table): New function.
1356 (analyze_caller_dereference_legality): New function.
1357 (unmodified_by_ref_scalar_representative): New function.
1358 (splice_param_accesses): New function.
1359 (decide_one_param_reduction): New function.
1360 (enum ipa_splicing_result): New type.
1361 (splice_all_param_accesses): New function.
1362 (get_param_index): New function.
1363 (turn_representatives_into_adjustments): New function.
1364 (analyze_all_param_acesses): New function.
1365 (get_replaced_param_substitute): New function.
1366 (get_adjustment_for_base): New function.
1367 (replace_removed_params_ssa_names): New function.
1368 (sra_ipa_reset_debug_stmts): New function.
1369 (sra_ipa_modify_expr): New function.
1370 (sra_ipa_modify_assign): New function.
1371 (convert_callers): New function.
1372 (modify_function): New function.
1373 (ipa_sra_preliminary_function_checks): New function.
1374 (ipa_early_sra): New function.
1375 (ipa_early_sra_gate): New function.
1376 (pass_early_ipa_sra): New variable.
1377 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
1379 2009-09-17 Michael Matz <matz@suse.de>
1382 * tree.c (build_type_attribute_qual_variant): Export.
1383 * tree.h (build_type_attribute_qual_variant): Declare.
1384 * tree-inline.c (remap_type_1): Use it to build variants with
1385 the original qualifiers and attributes.
1387 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1389 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
1390 without a fallthrough edge.
1392 2009-09-16 DJ Delorie <dj@redhat.com>
1394 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
1395 chip and ignore the "fast_interrupt" attribute if so.
1397 2009-09-16 Richard Henderson <rth@redhat.com>
1400 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
1403 2009-09-16 Richard Henderson <rth@redhat.com>
1406 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
1407 is set only if DECL_NO_STATIC_CHAIN is unset.
1408 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
1409 (FOR_EACH_NEST_INFO): New.
1410 (walk_all_functions): Use it.
1411 (finalize_nesting_tree): Likewise.
1412 (unnest_nesting_tree): Likewise.
1413 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
1414 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
1415 (convert_gimple_call): Early out if gimple_call_chain already set.
1416 (convert_all_function_calls): Iterate until no new functions
1417 require a static chain.
1418 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
1419 when building a trampoline. Use dump_function_to_file instead
1421 (lower_nested_functions): Open dump_file. Validate that decls
1422 that have DECL_NO_STATIC_CHAIN from the front end don't have that
1423 bit reset by this pass.
1425 2009-09-16 Michael Matz <matz@suse.de>
1428 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
1429 shorten decl_common_unused.
1430 (DECL_RESTRICTED_P): New accessor.
1431 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
1432 to disambiguate marked decls and restrict pointers.
1434 2009-09-16 Richard Henderson <rth@redhat.com>
1437 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
1439 2009-09-16 Jakub Jelinek <jakub@redhat.com>
1441 * integrate.c (set_block_abstract_flags): Call
1442 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
1444 2009-09-16 Richard Guenther <rguenther@suse.de>
1447 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
1450 2009-09-16 DJ Delorie <dj@redhat.com>
1451 Kaz Kojima <kkojima@gcc.gnu.org>
1453 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
1454 (sh_expand_prologue): Update calls to output_stack_adjust.
1455 (sh_expand_epilogue): Likewise.
1457 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
1460 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
1461 trying to limit the extent of searches in the insn stream.
1463 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
1464 Jakub Jelinek <jakub@redhat.com>
1468 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1470 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
1471 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
1472 (rs6000_savres_strategy): Always save FP registers inline if the
1473 target doesn't support hardware double-precision. Set the above
1474 bits in return value when needed.
1475 (rs6000_savres_routine_sym): Fix computation for cache selector.
1476 Mark the generated symbol as a function. Rename exitp argument to
1477 lr. Move code for determining the name of the symbol...
1478 (rs6000_savres_routine_name): ...here. New function. Add cases for
1479 getting the names right on AIX and 64-bit Linux.
1480 (savres_routine_name): New variable.
1481 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
1482 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
1483 on what the target routine uses as a base register. If savep && lr
1484 describe saving of r0 into memory slot.
1485 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1486 line calls for AIX ABI.
1487 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1488 determine FP save/restore functions.
1489 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1490 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1492 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1493 Duplicate restoration of LR and execute the appropriate one
1494 depending on whether GPRs are being restored inline. Set r11 from
1495 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1496 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1497 Fix out of line calls for AIX ABI.
1498 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1500 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1502 (*restore_gpregs_spe): Likewise.
1503 (*return_and_restore_gpregs_spe): Likewise.
1504 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1505 Define to empty string unconditionally.
1506 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1507 Define to empty string unconditionally.
1508 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1511 2009-09-15 Jan Hubicka <jh@suse.cz>
1513 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1514 * params.def (inline-insns-auto): Likewise.
1516 2009-09-15 Martin Jambor <mjambor@suse.cz>
1518 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1519 individual statements only at TDF_DETAILS dump level. Format
1520 source for 80 characters per line.
1522 2009-09-15 Christian Bruel <christian.bruel@st.com>
1524 * regrename.c (do_replace): Update REG_DEAD notes.
1526 2009-09-15 Revital Eres <eres@il.ibm.com>
1528 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1529 * targhooks.c (default_builtin_support_vector_misalignment):
1530 New builtin function.
1531 * targhooks.h (default_builtin_support_vector_misalignment):
1533 * target.h (builtin_support_vector_misalignment):
1534 New field in struct gcc_target.
1535 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1536 new builtin function.
1537 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1539 * config/rs6000/rs6000.c
1540 (rs6000_builtin_support_vector_misalignment): New function.
1541 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1543 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1545 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1547 (bfin_optimize_loop): Likewise.
1548 (bfin_gen_bundles): Likewise.
1549 (workaround_speculation): Likewise.
1550 (find_load): Return NULL_RTX for debug_insn.
1552 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1554 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1557 2009-09-14 DJ Delorie <dj@redhat.com>
1559 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1560 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1563 2009-09-14 Richard Henderson <rth@redhat.com>
1564 Jakub Jelinek <jakub@redhat.com>
1566 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1567 * cfgbuild.c (make_edges): Handle asm goto.
1568 * cfglayout.c (fixup_reorder_chain): Likewise.
1569 * cfgrtl.c (patch_jump_insn): Likewise.
1570 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1571 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1572 (gimple_build_asm_vec): Add and use labels parameter.
1573 (gimple_build_asm): Remove.
1574 (walk_gimple_asm): Walk labels too.
1575 * gimple.def (GIMPLE_ASM): Update docs.
1576 * gimple.h: Update decls.
1577 (struct gimple_statement_asm): Change nc to use unsigned char;
1579 (gimple_asm_nlabels): New.
1580 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1581 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1582 into gimple_build_asm_vec.
1583 * jump.c (mark_jump_label_asm): New.
1584 (mark_jump_label): Use it.
1585 (redirect_jump_1): Handle asm goto.
1586 (invert_jump_1): Soft fail if X is null.
1587 * recog.c (extract_asm_operands): New.
1588 (asm_noperands): Use it; handle asm labels.
1589 (decode_asm_operands): Use extract_asm_operands.
1590 (asm_operand_ok): Properly handle empty string.
1591 * reg-stack.c (get_asm_operands_in_out): Rename from
1592 get_asm_operand_n_inputs; use extract_asm_operands; return both
1593 inputs and outputs by reference; update all callers.
1594 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1595 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1596 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1597 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1598 (extract_asm_operands): Declare.
1599 * stmt.c (expand_asm_operands): Add and use labels parameter.
1600 (check_unique_operand_names): Likewise.
1601 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1602 (expand_asm_stmt): Handle asm labels.
1603 * tree-cfg.c (make_gimple_asm_edges): New.
1604 (make_edges): Use it.
1605 (cleanup_dead_labels): Handle asm labels.
1606 (is_ctrl_altering_stmt): Likewise.
1607 (gimple_redirect_edge_and_branch): Likewise.
1608 * tree.def (ASM_EXPR): Add 5th operand.
1609 * tree.h (ASM_LABELS): New.
1610 (resolve_asm_operand_names): Update decl.
1612 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1613 (c_parser_asm_goto_operands): New.
1614 * c-tree.h (build_asm_expr): Update decl.
1615 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1616 * doc/extend.texi: Document asm goto.
1618 2009-09-14 Richard Henderson <rth@redhat.com>
1620 * except.h: Update declarations.
1621 (struct pointer_map_t): Forward declare.
1622 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1623 (struct eh_landing_pad_d, eh_landing_pad): New.
1624 (struct eh_catch_d, eh_catch): New.
1625 (struct eh_region_d): Remove next_region_sharing_label, aka,
1626 label, tree_label, landing_pad, post_landing_pad, resume,
1627 may_contain_throw. Rename region_number to index. Remove
1628 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1629 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1630 (VEC(eh_landing_pad,gc)): New.
1631 (struct eh_status): Remove last_region_number. Add lp_array,
1632 throw_stmt_table, ttype_data, ehspec_data.
1633 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1634 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1635 * except.c (lang_protect_cleanup_actions): Return tree.
1636 (struct ehl_map_entry): Remove.
1637 (init_eh_for_function): Push zero entries for region and lp_array.
1638 (gen_eh_region): Add to region_array immediately.
1639 (gen_eh_region_catch): Operate on eh_catch objects.
1640 (gen_eh_landing_pad): New.
1641 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1642 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1643 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1644 (get_eh_landing_pad_from_number_fn): New.
1645 (get_eh_landing_pad_from_number): New.
1646 (get_eh_region_from_lp_number_fn): New.
1647 (get_eh_region_from_lp_number): New.
1648 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1649 (get_exception_pointer, get_exception_filter): Remove.
1650 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1651 (current_function_has_exception_handlers): Simplify.
1652 (bring_to_root, eh_region_replaceable_by_p): Remove.
1653 (replace_region, hash_type_list, hash_eh_region): Remove.
1654 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1655 (label_to_region_map, num_eh_regions): Remove.
1656 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1657 (find_exception_handler_labels): Remove.
1658 (duplicate_eh_regions_0, find_prev_try): Remove.
1659 (struct duplicate_eh_regions_data): New.
1660 (duplicate_eh_regions_1): Rewrite.
1661 (duplicate_eh_regions): Return a pointer map instead of an
1663 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1664 (redirect_eh_edge_to_label): Remove.
1665 (eh_region_outermost): Rewrite using eh_region pointers
1666 instead of integers.
1667 (add_ttypes_entry): Update for ttype_data move to eh_status.
1668 (add_ehspec_entry): Rewrite with VEC instead of varray.
1669 (assign_filter_values): Likewise. Export.
1670 (build_post_landing_pads, connect_post_landing_pads): Remove.
1671 (dw2_build_landing_pads): Rewrite to use lp_array.
1672 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1673 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1674 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1675 (sjlj_mark_call_sites): Update for landing pad numbers.
1676 (finish_eh_generation): Rewrite.
1677 (gate_handle_eh): Do nothing for no eh tree.
1678 (pass_rtl_eh): Move up near finish_eh_generation.
1679 (remove_eh_landing_pad): New.
1680 (remove_eh_handler): Export.
1681 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1682 (for_each_eh_label): Rewrite to use lp_array.
1683 (make_reg_eh_region_note): New.
1684 (make_reg_eh_region_note_nothrow_nononlocal): New.
1685 (insn_could_throw_p): New.
1686 (copy_reg_eh_region_note_forward): New.
1687 (copy_reg_eh_region_note_backward): New.
1688 (check_handled, add_reachable_handler): Remove.
1689 (reachable_next_level, foreach_reachable_handler): Remove.
1690 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1691 (get_eh_region_and_lp_from_rtx): New.
1692 (get_eh_region_from_rtx): New.
1693 (can_throw_internal_1, can_throw_external_1): Remove.
1694 (can_throw_internal): Use get_eh_region_from_rtx.
1695 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1696 (insn_nothrow_p, can_nonlocal_goto): New.
1697 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1698 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1699 (add_action_record): Use VEC not varray.
1700 (collect_one_action_chain): Update for eh_region changes.
1701 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1702 Use get_eh_region_and_lp_from_rtx.
1703 (gate_convert_to_eh_region_ranges): New.
1704 (pass_convert_to_eh_region_ranges): Use it.
1705 (push_uleb128, push_sleb128): Use VEC not varray.
1706 (output_one_function_exception_table): Likewise.
1707 (dump_eh_tree): Update for eh_region changes.
1708 (verify_eh_tree): Likewise.
1709 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1710 * tree-eh.c: Include target.h.
1711 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1712 Don't disallow GIMPLE_RESX; adjust argument check.
1713 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1714 (record_stmt_eh_region): Update for landing pad numbers;
1715 generate a landing pad if necessary.
1716 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1717 (remove_stmt_from_eh_lp_fn): Similarly.
1718 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1719 Update for lp numbers; don't special case missing throw_stmt_table.
1720 (lookup_expr_eh_lp): Similarly.
1721 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1722 (eh_seq, eh_region_may_contain_throw): New.
1723 (struct leh_state): Add ehp_region.
1724 (struct leh_tf_state): Remove eh_label.
1725 (emit_post_landing_pad): New.
1726 (emit_resx, emit_eh_dispatch): New.
1727 (note_eh_region_may_contain_throw): New.
1728 (frob_into_branch_around): Take eh_region not eh label;
1729 emit eh code into eh_seq.
1730 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1731 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1732 lower_eh_must_not_throw. Emit code to eh_seq.
1733 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1734 (lower_try_finally_onedest): Likewise.
1735 (lower_try_finally_copy): Likewise.
1736 (lower_try_finally_switch): Likewise.
1737 (lower_try_finally): Initialize ehp_region.
1738 (lower_catch): Update for eh_catch objects.
1739 (lower_eh_filter): Don't handle must_not_throw.
1740 (lower_eh_must_not_throw): New.
1741 (lower_cleanup): Don't set eh_label.
1742 (lower_eh_constructs_2): Resolve eh builtins.
1743 Handle GIMPLE_EH_MUST_NOT_THROW.
1744 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1745 Add eh_seq to the end of the function body.
1746 (make_eh_dispatch_edges): New.
1747 (make_eh_edge): Remove.
1748 (make_eh_edges): Simplify for landing pads.
1749 (redirect_eh_edge_1): New.
1750 (redirect_eh_edge): Use it.
1751 (redirect_eh_dispatch_edge): New.
1752 (stmt_could_throw_p): Use a switch. Allow RESX.
1753 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1754 (stmt_can_throw_internal): Likewise.
1755 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1756 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1757 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1758 (gate_refactor_eh): New.
1759 (pass_refactor_eh): Use it.
1760 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1761 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1762 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1763 (remove_unreachable_handlers): Rename from
1764 tree_remove_unreachable_handlers; rewrite for landing pads;
1765 call remove_eh_handler directly.
1766 (remove_unreachable_handlers_no_lp): New.
1767 (unsplit_eh, unsplit_all_eh): New.
1768 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1769 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1770 (cleanup_empty_eh_unsplit): New.
1771 (cleanup_empty_eh): Rewrite.
1772 (cleanup_all_empty_eh): New.
1773 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1774 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1775 (gate_cleanup_eh): New.
1776 (pass_cleanup_eh): Use it.
1777 (verify_eh_edges): Move later in file. Expect one EH edge.
1778 (verify_eh_dispatch_edge): New.
1780 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1781 (gtype-desc.o): Add TARGET_H.
1782 (tree.o): Use EXCEPT_H, not except.h.
1783 (cfgbuild.o): Add EXPR_H.
1784 (GTFILES): Add vecprim.h.
1785 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1786 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1787 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1788 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1789 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1790 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1791 calls to can_throw_internal.
1792 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1793 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1794 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1795 (expand_gimple_stmt): Use make_reg_eh_region_note.
1796 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1797 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1798 or find_exception_handler_labels.
1799 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1800 there is exacly one EH edge. Use can_nonlocal_goto and
1802 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1803 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1804 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1805 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1806 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1807 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1808 * dse.c (scan_insn): Use insn_could_throw_p.
1809 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1810 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1811 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1812 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1813 EXC_PTR_EXPR or FILTER_EXPR.
1814 (tree_expr_nonzero_warnv_p): Likewise.
1815 * function.h: Include vecprim.h, not varray.h
1816 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1817 move ttype_data and ehspec_data members to struct eh_status; change
1818 action_record_data member to a VEC.
1819 * gcse.c (hash_scan_set): Use can_throw_internal.
1820 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1821 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1822 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1823 (block_may_fallthru): Don't handle RESX_EXPR.
1824 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1825 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1826 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1827 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1828 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1829 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1830 (gimple_size): Likewise.
1831 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1832 (gimple_build_resx): Use gimple_build_with_ops.
1833 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1834 (is_gimple_val): Likewise.
1835 (is_gimple_stmt): Remove RESX_EXPR.
1836 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1837 (GIMPLE_RESX): Reorder with other EH constructs.
1838 * gimple.h (struct gimple_statement_eh_mnt): New.
1839 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1840 (gimple_eh_filter_must_not_throw): Remove.
1841 (gimple_eh_filter_set_must_not_throw): Remove.
1842 (gimple_eh_must_not_throw_fndecl): New.
1843 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1844 (is_gimple_resx): New.
1845 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1846 Don't copy EH_FILTER_MUST_NOT_THROW.
1847 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1848 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1849 handle must_not_throw_labels specially.
1850 * ipa-pure-const.c (check_call): Update debug statement for LP.
1851 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1852 * ipa-utils.c (get_base_var): Likewise.
1853 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1854 * lower-subreg.c (move_eh_region_note): Remove.
1855 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1856 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1857 (create_task_copyfn): Likewise.
1858 (maybe_catch_exception): Use gimple_build_eh_filter.
1859 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1860 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1861 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1862 and pass_lower_resx.
1863 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1864 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1865 can_throw_internal, can_nonlocal_goto.
1866 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1867 copy_reg_eh_region_note_forward.
1868 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1869 (emit_output_reload_insns): Likewise.
1870 (copy_eh_notes): Remove.
1871 * rtl.def (RESX): Remove.
1872 * rtl.h: Update declarations.
1873 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1874 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1875 (update_eh_label): Remove.
1876 (cleanup_dead_labels_eh): New.
1877 (cleanup_deal_labels): Use it instead of update_eh_label.
1878 (gimple_merge_blocks): Update landing pad data structure when
1879 removing a landing pad label.
1880 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1881 test; handle GIMPLE_EH_MUST_NOT_THROW.
1882 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1883 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1884 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1885 (verify_stmt): Likewise. Verify landing pads.
1886 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1887 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1888 (struct move_stmt_d): Add eh_map.
1889 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1890 (move_stmt_r): Remap eh region numbers in builtin calls,
1891 resx and eh_dispatch.
1892 (move_block_to_fn): Remove eh_offset parameter. Use
1893 maybe_duplicate_eh_stmt_fn.
1894 (find_outermost_region_in_block): Operate on eh_region pointers
1895 instead of region numbers.
1896 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1897 duplicate_eh_regions.
1898 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1899 test earlier. Disallow EH landing pads.
1900 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1901 * tree-flow.h: Update declarations.
1902 (struct tree_ann_common_d): Replace rn with lp_nr.
1903 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1904 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1905 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1906 resx and eh_dispatch.
1907 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1908 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1909 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1910 from duplicate_eh_regions.
1911 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1912 update RESX; handle EH_DISPATCH.
1913 (expand_call_inline): Set eh_lp_nr, not eh_region.
1914 (maybe_inline_call_in_expr): Likewise.
1915 * tree-inline.h (struct copy_body_data): Replace eh_region with
1916 eh_lp_nr, eh_region_offset with eh_map.
1917 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1918 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1919 * tree-pretty-print.c (dump_generic_node): Don't handle
1920 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1921 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1922 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1923 EXC_PTR_EXPR, FILTER_EXPR.
1924 * tree-ssa-operands.c (get_expr_operands): Likewise.
1925 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1926 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1927 (ao_ref_init_from_vn_reference): Likewise.
1928 * tree-ssa-sink.c (statement_sink_location): Likewise.
1929 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1930 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1931 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1932 EXC_PTR_EXPR, FILTER_EXPR.
1933 (is_exception_related): Remove.
1934 (compute_avail): Don't call it.
1935 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1936 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1937 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1938 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1940 (build_resx): Remove.
1941 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1942 * tree.h: Update declarations.
1943 (EH_FILTER_MUST_NOT_THROW): Remove.
1944 (struct tree_label_decl): Add eh_landing_pad_nr.
1945 (EH_LANDING_PAD_NR): New.
1946 * value-prof.c (gimple_ic): Tidy variable names. Update for
1947 landing pad numbers.
1948 (gimple_stringop_fixed_value): Tidy variable names. Assert
1949 that neither call stmt can throw.
1950 * vecprim.h (uchar): New.
1951 (VEC(uchar,heap), VEC(uchar,gc)): New.
1953 * c-common.c (c_define_builtins): Update call to
1954 build_common_builtin_nodes.
1955 * c-parser.c (c_parse_file): Don't call
1956 default_init_unwind_resume_libfunc.
1958 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1960 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1961 (mips_cprestore_address_p): Likewise.
1962 (mips_save_gp_to_cprestore_slot): Likewise.
1963 (mips_restore_gp): Rename to...
1964 (mips_restore_gp_from_cprestore_slot): ...this.
1965 (mips_must_initialize_gp_p): Declare.
1966 (mips_emit_save_slot_move): Likewise.
1967 (mips_output_load_label): Return nothing.
1968 (mips_eh_uses): Declare.
1969 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1970 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1971 (TARGET_ABSOLUTE_JUMPS): Likewise.
1972 (EH_USES): Likewise.
1973 (FIRST_PSEUDO_REGISTER): Update comment.
1974 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1975 (MIPS_CALL): ...here.
1976 (REGISTER_NAMES): Add $cprestore.
1977 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1978 Add load_label_length, has_inflexible_gp_insn_p,
1979 has_flexible_gp_insn_p, must_initialize_gp_p and
1980 must_restore_gp_when_clobbered_p.
1981 (mips_expand_call): Don't generate split instructions here.
1982 (mips_split_call): Update the call to mips_restore_gp after
1983 the above name change.
1984 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1985 (mips_find_gp_ref): New function.
1986 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1987 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1988 (mips_insn_has_flexible_gp_ref_p): Likewise.
1989 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1990 (mips_function_has_gp_insn): Delete.
1991 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1992 Use the new functions above. Only return INVALID_REGNUM
1993 for TARGET_ABSOLUTE_JUMPS.
1994 (mips_must_initialize_gp_p): New function.
1995 (mips_get_cprestore_base_and_offset): New function, extracted from...
1996 (mips_cprestore_slot): ...here. Take a bool parameter.
1997 (mips_cfun_has_cprestore_slot_p): New function.
1998 (mips_cprestore_address_p): Likewise.
1999 (mips_save_gp_to_cprestore_slot): Likewise.
2000 (mips_restore_gp): Rename to...
2001 (mips_restore_gp_from_cprestore_slot): ...this. Assert
2002 epilogue_completed. Update the call to mips_cprestore_slot.
2003 Test cfun->machine->must_restore_gp_when_clobbered_p.
2004 (mips_direct_save_slot_move_p): New function.
2005 (mips_emit_save_slot_move): Likewise.
2006 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
2007 of cfun->machine->global_pointer.
2008 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
2009 (mips_save_reg): Use mips_emit_save_slot_move.
2010 (mips_expand_prologue): Set must_initialize_gp_p.
2011 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
2012 for all cprestore saves. Emit a use_cprestore instruction after
2013 setting up the cprestore slot.
2014 (mips_restore_reg): Use mips_emit_save_slot_move.
2015 (mips_process_load_label): New function.
2016 (mips_load_label_length): Likewise.
2017 (mips_output_load_label): Don't return asm: output it here instead.
2018 Use mips_process_load_label.
2019 (mips_adjust_insn_length): Adjust the length of branch instructions
2020 that have length MAX_PIC_BRANCH_LENGTH.
2021 (mips_output_conditional_branch): Update the call to
2022 mips_output_load_label. Assume the branch target is OPERANDS[0]
2023 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
2024 (mips_output_order_conditional_branch): Swap the meaning of
2025 OPERANDS[0] and OPERANDS[1].
2026 (mips_variable_issue): Don't count ghost instructions.
2027 (mips_expand_ghost_gp_insns): New function.
2028 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
2029 (mips_output_mi_thunk): Set must_initialize_gp_p.
2030 (mips_eh_uses): New function.
2031 * config/mips/predicates.md (cprestore_save_slot_operand)
2032 (cprestore_load_slot_operand): New predicates.
2033 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
2034 (UNSPEC_MOVE_GP): Likewise.
2035 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
2036 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
2037 (CPRESTORE_SLOT_REGNUM): New register.
2038 (MAX_PIC_BRANCH_LENGTH): New constant.
2039 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
2040 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
2041 branches. Fix commentary.
2042 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
2043 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
2044 Change type to "ghost".
2045 (loadgp_absolute_<mode>): Likewise.
2046 (loadgp_rtp_<mode>): Likewise.
2047 (copygp_mips16): Likewise.
2048 (loadgp_blockage): Remove redundant mode attribute.
2049 (potential_cprestore): New instruction.
2050 (cprestore): Turn into an unspec set.
2051 (use_cprestore): New instruction.
2052 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
2053 (*branch_fp_inverted): Likewise.
2054 (*branch_order<mode>): Likewise.
2055 (*branch_order<mode>_inverted): Likewise.
2056 (*branch_equality<mode>): Likewise.
2057 (*branch_equality<mode>_inverted): Likewise.
2058 (*branch_bit<bbv><mode>): Likewise.
2059 (*branch_bit<bbv><mode>_inverted): Likewise.
2060 (*branch_equality<mode>_mips16): Remove redundant mode.
2061 (jump): Turn into a define_expand.
2062 (*jump_absolute): New instruction.
2063 (*jump_pic): Likewise.
2064 (*jump_mips16): Rename previously-unnamed pattern. Remove
2065 redundant mode attribute.
2066 (restore_gp): Split on epilogue_completed rather than
2067 reload_completed. Change type to "ghost".
2068 (move_gp<mode>): New instruction.
2069 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
2070 Remove redundant mode attribute.
2071 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
2072 (bc1any4f, bc1any2t, bc1any2f): Likewise.
2073 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
2075 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2078 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
2079 are returned in the same register (vs34 or v2) that Altivec vector
2080 types are returned in.
2081 (rs6000_libcall_value): Ditto.
2084 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
2085 instead of explicit addsi3/adddi3 calls.
2086 (rs6000_split_multireg_move): Ditto.
2087 (rs6000_emit_allocate_stack): Ditto.
2088 (rs6000_emit_prologue): Ditto.
2089 (rs6000_output_mi_thunk): Ditto.
2091 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
2092 size is 64 bits if we can use 64-bit registers.
2094 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
2096 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
2099 From Jie Zhang <jie.zhang@analog.com>:
2100 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
2101 save FP and RETS with saveall attribute.
2102 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
2103 with saveall attribute.
2105 * config/bfin/bfin.c (bfin_expand_builtin,
2106 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
2109 From Jie Zhang <jie.zhang@analog.com>:
2110 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
2111 before use in two places.
2112 * config/bfin/bfin.md (AREG): Define mode iterator.
2113 (reload_in, reload_out): Use mode iterator AREG.
2115 2009-09-14 Richard Guenther <rguenther@suse.de>
2118 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
2119 EH personality path.
2121 2009-09-13 Richard Guenther <rguenther@suse.de>
2122 Rafael Avila de Espindola <espindola@google.com>
2124 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
2125 (LANG_HOOKS_EH_PERSONALITY): Likewise.
2126 (LANG_HOOKS_INITIALIZER): Adjust.
2127 (lhd_pass_through_t): Declare.
2128 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
2130 * langhooks.c (lhd_pass_through_t): New function.
2131 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
2132 dwarf2out_begin_prologue): Use personality from current_function_decl.
2133 * expr.h (get_personality_function): Declare.
2134 * expr.c (get_personality_function): New function.
2135 (build_personality_function): Likewise.
2136 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
2137 (eh_personality_libfunc): Remove.
2138 * optabs.c (build_libfunc_function): New function split out from ...
2139 (init_one_libfunc): ... here.
2140 * tree.h (DECL_FUNCTION_PERSONALITY): New.
2141 (tree_function_decl): Add personality.
2142 (lhd_gcc_personality): Declare.
2143 (build_personality_function): Likewise.
2144 * tree.c (gcc_eh_personality_decl): New.
2145 (lhd_gcc_personality): New function.
2146 * except.h (lang_eh_runtime_type): Remove.
2147 (enum eh_personality_kind): New.
2148 (build_personality_function): Declare.
2149 (function_needs_eh_personality): Declare.
2150 * except.c (lang_eh_runtime_type): Remove.
2151 (function_needs_eh_personality): New function.
2152 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
2153 (sjlj_emit_function_enter, output_function_exception_table):
2154 Use personality from current_function_decl.
2155 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
2156 * tree-inline.c (tree_can_inline_p): Do not inline across different
2158 (expand_call_inline): Likewise. Adjust the callers EH personality.
2159 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
2160 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
2161 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
2162 (c-parser.o): Likewise
2163 * c-tree.h (c_eh_initialized_p): Remove.
2164 (c_maybe_initialize_eh): Likewise.
2165 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
2166 (finish_decl): Don't call c_maybe_initialize_eh.
2167 (c_eh_initialized_p): Remove.
2168 (c_maybe_initialize_eh): Likewise.
2169 * c-parser.c (c_parser_omp_construct): Likewise.
2170 (c_parse_file): Initialize exception handling.
2172 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
2174 * config.gcc (tm_file): Remove i386/biarch32.h
2175 for i?86-w64-mingw* case.
2176 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
2178 * config.host: Set for x64 mingw the option
2179 use_long_long_for_widest_fast_int to yes.
2181 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
2183 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2184 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
2185 (dbxout_begin_function): Likewise.
2186 * final.c (dwarf2_debug_info_emitted_p): New predicate.
2187 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
2188 set on the function.
2189 (final_end_function): Likewise.
2190 (final_scan_insn): Likewise.
2191 (rest_of_handle_final): Likewise.
2192 * varasm.c (assemble_start_function): Likewise.
2193 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2195 2009-09-12 Jason Merrill <jason@redhat.com>
2197 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
2198 * opts.c (common_handle_option): constify.
2200 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2202 * doc/install.texi (avr): Remove obsolete reference site.
2204 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2206 * doc/install.texi (Binaries): Adjust AIX link.
2208 2009-09-12 Akim Demaille <demaille@gostai.com>
2210 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
2211 Use an imperative sentence.
2213 2009-09-11 Richard Henderson <rth@redhat.com>
2215 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
2216 structure-name and has-tree-operands arguments; update all entries.
2217 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
2219 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
2220 (gsstruct_code_size): New.
2221 (gss_for_code_): New.
2222 (gss_for_code): Remove.
2223 (gimple_size): Rewrite using gsstruct_code_size.
2224 (gimple_statement_structure): Move to gimple.h.
2225 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
2226 (gss_for_code, gimple_statement_structure): New.
2227 (gimple_ops): Use new arrays; tidy.
2229 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2231 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
2232 operand to be a PLUS expression.
2233 * config/pa/pa.c (pa_secondary_reload): Likewise.
2235 2009-09-11 Jakub Jelinek <jakub@redhat.com>
2237 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
2239 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
2242 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2244 From Jie Zhang <jie.zhang@analog.com>:
2245 * doc/extend.texi (node Function Attributes): Document l2
2247 (node Blackfin Variable Attributes): Document l2 variable attributes.
2249 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
2251 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
2252 to match the system compiler's configuration at inflection point.
2253 Add comment to remark a remaining difference with system compiler.
2255 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
2256 * configure: Regenerate.
2258 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2260 From Jie Zhang <jie.zhang@analog.com>:
2261 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
2262 (bfin_handle_l2_attribute): New.
2263 (bfin_attribute_table): Add l2 attribute.
2265 2009-09-11 Michael Matz <matz@suse.de>
2268 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
2269 on the local_decls list.
2271 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
2275 * cselib.c (cselib_expand_value_rtx_cb): Document callback
2277 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
2278 for VALUEs, to implement the documented interface.
2279 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
2280 Adjust for VALUEs and anything else, to implement the
2281 documented interface.
2283 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
2285 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
2286 with actual SPE/paired vector modes before using 64-bit alignment.
2287 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
2289 2009-09-10 DJ Delorie <dj@redhat.com>
2291 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
2294 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
2295 * config/mep/mep.c (mep_legitimate_constant_p): New.
2296 * config/mep/mep-protos.h: Prototype it.
2298 2009-09-10 Richard Henderson <rth@redhat.com>
2300 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
2302 2009-09-10 Jason Merrill <jason@redhat.com>
2304 * tree.c (chain_index): New fn.
2305 * tree.h: Declare it.
2307 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2309 * config/sol2-c.c (cmn_err_length_specs): Initialize
2310 scalar_identity_flag.
2312 2009-09-10 Richard Henderson <rth@redhat.com>
2314 * tree.h (struct tree_decl_common): Move align member earlier;
2315 move label_decl_uid member ...
2316 (struct tree_label_decl): ... here.
2317 (LABEL_DECL_UID): Update to match.
2319 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
2322 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
2323 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
2325 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
2326 dest_prev if the edge is complex.
2328 * tree-cfg.c (is_ctrl_stmt): Use a switch.
2330 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
2331 loop latch tests earlier.
2333 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
2334 before GIMPLE_RETURN, not after its predecessor; insert
2337 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
2338 gimple_seq_empty_p to test for no PHI nodes.
2339 * tree-cfg.c (split_critical_edges): Likewise.
2341 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
2343 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2345 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
2346 introduced by the VTA branch merge.
2348 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2350 * ira-conflicts.c: Use fputs or putc instead of fprintf
2354 * tree-switch-conversion.c: Ditto.
2356 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2358 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
2359 introduced by the VTA branch merge.
2361 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2364 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2366 PR rtl-optimization/39779
2367 * expr.c (convert_modes): Return when mode == oldmode after
2368 CONST_INTs are processed.
2370 2009-09-10 Nick Clifton <nickc@redhat.com>
2372 * config/mep/mep.c (mep_encode_section_info): Copy weakness
2373 attribute and referring decl when creating renamed symbol.
2375 2009-09-10 Richard Guenther <rguenther@suse.de>
2378 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
2380 (cgraph_finalize_compilation_unit): Compute reachability
2381 before emitting thunks. Properly process aliases before
2382 possibly removing unreachable nodes.
2384 2009-09-10 Richard Guenther <rguenther@suse.de>
2387 * tree.c (struct free_lang_data_d): Add worklist member.
2388 (find_decls_types_r): Push onto the worklist instead of recursing.
2389 Handle TREE_BINFOs properly.
2390 (find_decls_types): New function wrapped around find_decls_types_r
2391 to process the worklist.
2392 (find_decls_types_in_eh_region): Use it.
2393 (find_decls_types_in_node): Likewise.
2394 (find_decls_types_in_var): Likewise.
2395 (free_lang_data_in_cgraph): Likewise. Free the worklist.
2396 * tree.h (RECORD_OR_UNION_TYPE_P): New.
2397 (AGGREGATE_TYPE_P): Adjust.
2399 2009-09-09 Jason Merrill <jason@redhat.com>
2401 * configure.ac: Check glibc version even if we have an in-tree
2404 2009-09-09 Anthony Green <green@moxielogic.com>
2406 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
2407 the constant 0 when appropriate.
2408 * config/moxie/constraints.md: Add constraint O.
2410 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
2411 to pass up to 6 32-bit argument values in registers.
2412 (moxie_function_arg): Ditto.
2413 (moxie_arg_partial_bytes): Ditto.
2414 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
2415 (REG_PARM_STACK_SPACE): Ditto.
2416 (FUNCTION_ARG_REGNO_P): Ditto.
2418 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2419 instruction to allocate stack space.
2421 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
2423 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
2424 unnecessarily stringent constraints. Fix address
2425 calculation in the splitters.
2427 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2429 PR rtl-optimization/39779
2430 * expr.c (convert_modes): Return when mode == oldmode after
2431 CONST_INTs are processed.
2433 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
2436 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
2437 (ix86_expand_prologue): Take frame.padding0 into logic of
2439 (ix86_expand_epilogue): Likewise.
2441 2009-09-09 Jakub Jelinek <jakub@redhat.com>
2443 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
2445 (SHLIB_LINK, SHLIB_INSTALL): Use them.
2446 * config/t-slibgcc-libgcc: New file.
2447 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
2449 2009-09-09 Martin Jambor <mjambor@suse.cz>
2451 PR tree-optimization/41089
2452 * tree-sra.c (find_var_candidates): Do not consider va_lists in
2455 2009-09-09 Richard Henderson <rth@redhat.com>
2457 * gimple.h (CASE_GIMPLE_OMP): New.
2458 (is_gimple_omp): Use it.
2459 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
2460 (verify_gimple_debug): Likewise.
2462 2009-09-09 Richard Guenther <rguenther@suse.de>
2464 PR tree-optimization/41101
2465 * tree-ssa-pre.c (maximal_set): Remove.
2466 (compute_antic_aux): Treat the maximal set as implicitly all ones.
2467 Defer all blocks we didn't visit at least one successor.
2468 (add_to_exp_gen): Do not add to the maximal set.
2469 (make_values_for_phi): Likewise.
2470 (compute_avail): Likewise.
2471 (init_pre): Do not allocate the maximal set.
2472 (execute_pre): Do not dump it.
2474 2009-09-09 Martin Jambor <mjambor@suse.cz>
2476 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
2477 an SSA_NAME rather than a is_gimple_variable.
2479 2009-09-09 Richard Guenther <rguenther@suse.de>
2482 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
2483 code dealing with plain pointer bases.
2484 (maybe_fold_offset_to_reference): Likewise.
2485 (maybe_fold_stmt_addition): Adjust.
2487 2009-09-09 Richard Guenther <rguenther@suse.de>
2489 * tree.c (free_lang_data_in_type): Do not free the type variant
2491 (free_lang_data): Merge char_type_node with its properly signed
2493 (pass_ipa_free): Collect after freeing language specific data.
2495 2009-09-09 Michael Matz <matz@suse.de>
2498 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2499 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2500 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2503 2009-09-08 DJ Delorie <dj@redhat.com>
2505 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2507 2009-09-04 Jason Merrill <jason@redhat.com>
2509 * tree.c (tree_find_value): Remove.
2510 * tree.h: Remove prototype.
2511 * varasm.c (assemble_external): Use value_member instead.
2513 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2515 * toplev.c (process_options): Choose default debugging type when
2516 gtoggle enables debug info and type is unset.
2518 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2522 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2525 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2527 * configure: Rebuilt with modified libtool.m4.
2529 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2534 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2536 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2538 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2539 (remove_statement): Likewise.
2540 (rewrite_use_nonlinear_expr): Adjust.
2541 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2542 * tree-ssa.c (release_defs_bitset): ... this. New.
2543 * tree-flow.h (release_defs_bitset): Declare.
2545 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2548 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2549 in the middle block.
2551 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2553 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2554 via intptr_t to long type.
2555 (insert_operand_rank): Cast long type via intptr_t to
2557 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2559 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2560 from pointer to unsigned via uintptr_t.
2562 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2563 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2565 * configure: Regenerated.
2566 * config.in: Regenerated
2567 * system.h (stdint.h): Add include.
2568 (inttypes.h): Likewise.
2569 * Makefile.in (aclocal): Add config/stdint.m4.
2570 * aclocal.m4: Regenerated.
2572 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2574 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2576 (note_np_check_stores): New function.
2577 (harmless_null_pointer_p): New function.
2578 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2579 changed. Take into account whether we're in the shadow of a condjump
2580 that tested NP_REG for NULL.
2581 Lose all code that tested for SEQUENCEs.
2582 (workaround_speculation): Avoid inserting NOPs for loads that are
2583 either always executed or a NULL pointer.
2585 2009-09-08 Jan Hubicka <jh@suse.cz>
2587 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2588 * params.def (early-inlining-insns): Likewise.
2590 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2592 PR rtl-optimization/41239
2593 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2594 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2596 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2597 across calls, as the calls might not always return normally.
2598 (call_may_noreturn_p): New function.
2599 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2600 (init_deps): Initialize it.
2601 (remove_from_deps): Also remove calls from
2602 last_function_call_may_noreturn list.
2604 2009-09-07 Richard Henderson <rth@redhat.com>
2606 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2607 more VR->OPERANDS than LHS operands. Free LHS before returning.
2609 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2611 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2612 (attr "addrtype"): New member "spreg".
2613 Use it if mem_spfp_address_operand is true for the address.
2614 (attr "type"): New entry "stall".
2615 (cpu_unit "load"): New.
2616 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2618 (insn_reservation "loadsp"): New.
2619 (insn_reservation "load_stall1"): New.
2620 (insn_reservation "load_stall3"): New.
2622 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2623 (mem_p_address_operand): Exclude stack and frame pointer based
2625 (mem_spfp_address_operand): New; match them here.
2626 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2627 (bfin_reorg): Call it if scheduling insns.
2628 (bfin_gen_bundles): Remove dummy insns created by
2629 add_sched_insns_for_speculation.
2631 From Jie Zhang <jie.zhang@analog.com>:
2632 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2633 bfin_si_revision, bfin_workarounds): Move these ...
2634 * config/bfin/bfin.h: ... here.
2636 From Mike Frysinger <michael.frysinger@analog.com>
2637 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2638 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2639 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2640 bf547m, bf548m, and bf549m.
2641 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2642 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2643 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2644 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2645 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2646 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2647 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2648 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2649 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2650 bf542m, bf544m, bf547m, bf548m, and bf549m.
2652 From Jie Zhang <jie.zhang@analog.com>:
2653 * config/bfin/predicates.md (p_register_operand): New predicate.
2654 (dp_register_operand): New predicate.
2655 * config/bfin/bfin-protos.h (WA_05000074): Define.
2656 (ENABLE_WA_05000074): Define.
2657 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2658 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2659 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2660 (define_attr addrtype): Allow load/store register to be P register.
2661 (define_attr storereg): New.
2662 (define_cpu_unit anomaly_05000074): New.
2663 (define_insn_reservation dsp32shiftimm): New.
2664 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2665 (define_insn_reservation loadp): Cannot use slot2.
2666 (define_insn_reservation loadsp): Cannot use slot2.
2667 (define_insn_reservation storep): Cannot use slot2. Does not
2668 apply when working around 05000074.
2669 (define_insn_reservation storep_anomaly_05000074): New.
2670 (define_insn_reservation storei): Does not apply when working
2672 (define_insn_reservation storei_anomaly_05000074): New.
2673 (define_attr length): Add dsp32shiftimm case.
2674 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2675 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2676 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2677 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2678 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2680 2009-09-07 Martin Jambor <mjambor@suse.cz>
2683 * tree-sra.c (create_artificial_child_access): Return NULL if
2684 build_ref_for_offset fails.
2685 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2686 and create_artificial_child_access to fail.
2688 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2691 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2692 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2693 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2695 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2697 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2698 block, ensure it has an exit edge. Emit a barrier after a jump.
2700 2009-09-07 Nick Clifton <nickc@redhat.com>
2702 * gcc.c (this_is_linker_script): New variable. Like
2703 this_is_library_file but for the %T constructor.
2704 (end_going_arg): If this_is_linker_script is set then locate the
2705 script and insert a --script switch before it
2706 (do_spec_2): Initialise this_is_linker_script.
2707 (do_spec_1): Likewise. Handle %T construct.
2708 (eval_spec_function): Preserve this_is_linker_script.
2709 * doc/invoke.texi: Document %T construct in spec files.
2710 * config/m32c/m32c.h (LIB_SPEC): Use it.
2712 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2714 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2715 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2716 when volatile flag is set.
2717 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2719 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2722 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2723 (combine_stack_adjustments_for_block): Allow insns between stack
2724 adjustments and stores with corresponding pre-(dec|inc)rement or
2725 pre-modify operation.
2727 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2730 * combine-stack-adj.c (struct csa_memlist): Rename to...
2731 (struct csa_reflist): ... this. Rename mem field to ref.
2732 (free_csa_memlist): Rename to...
2733 (free_csa_reflist): ... this.
2734 (record_one_stack_memref): Rename to...
2735 (record_one_stack_ref): ... this. Handle also REG_P.
2736 (try_apply_stack_adjustment): Handle also REG_P.
2737 (struct record_stack_memrefs_data): Rename to...
2738 (struct record_stack_refs_data): ... this. Rename memlist field to
2740 (record_stack_memrefs): Rename to...
2741 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2742 subexpressions instead of failing when a MEM contains SP references.
2743 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2744 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2746 2009-09-06 Richard Guenther <rguenther@suse.de>
2749 * tree.c (build_array_type): Do not record types marked
2750 with structural equality in the canonical type hashtable.
2752 2009-09-06 Richard Guenther <rguenther@suse.de>
2755 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2757 2009-09-05 Richard Guenther <rguenther@suse.de>
2760 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2762 2009-09-05 Richard Guenther <rguenther@suse.de>
2765 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2767 2009-09-05 Richard Guenther <rguenther@suse.de>
2770 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2771 before comparing function argument types.
2773 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2776 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2779 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2782 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2784 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2785 locators before emit_insn is called.
2787 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2790 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2791 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2792 (reginfo_init): Don't call allocate_reg_info.
2794 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2797 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2798 NONDEBUG_INSN_P instead of INSN_P.
2800 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2803 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2805 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2808 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2809 pattern of the split.
2811 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2813 * toplev.c (process_options): Move setter of flag_var_tracking
2814 before other tests that depend on it. Move down setter of
2815 flag_rename_registers. Don't enable var-tracking-assignments
2816 by default if selective scheduling is enabled. Warn if both
2819 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2821 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2822 comment. Use switch statement to catch overlaps between rtx
2823 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2824 (IS_DECL_CODE): ... here. Remove.
2825 (check_value_is_not_decl): Remove.
2826 (dv_from_decl, dv_from_value): Check after conversion.
2828 2009-09-04 Richard Guenther <rguenther@suse.de>
2831 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2832 after emitting tunks. Move emitting thunks and ctors from ...
2833 (cgraph_optimize): ... here. Remove redundant
2834 cgraph_analyze_functions.
2835 * varasm.c (find_decl_and_mark_needed): Remove no longer
2837 (finish_aliases_1): Adjust check for thunk aliases.
2839 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2841 * config/arm/arm.md (ctzsi2): Added braces
2842 to avoid warning that broke booststrap.
2844 2009-09-04 Martin Jambor <mjambor@suse.cz>
2846 PR tree-optimization/41112
2847 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2848 handle variable-bounded arrays.
2849 (expr_with_var_bounded_array_refs_p): New function.
2850 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2852 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2854 * config/s390/2097.md: Removed two incorrect bypasses.
2855 (z10_fsimpdf): Fixed latency.
2856 (z10_fhex): New insn_reservation.
2857 (z10_floaddf): Fixed latency.
2858 (z10_floadsf): Fixed latency.
2859 (z10_ftrunctf): Fixed latency.
2860 (z10_ftruncdf): Fixed latency.
2861 * config/s390/s390.c (z10_cost): Fixed values.
2862 (s390_adjust_priority): Added z10 path.
2863 * config/s390/s390.md (type): Added fhex.
2864 (*mov<mode>_64dfp): Updated type attribute.
2865 (*mov<mode>_64): Updated type attribute.
2866 (*mov<mode>_31): Updated type attribute.
2867 (*mov<mode>"): Likewise.
2868 * config/s390/2084.md (x_fsimpdf): Updated condition.
2870 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2872 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2873 RTXs in the predicate for operand 1.
2875 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2877 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2878 (rbitsi2): New insn.
2879 (ctzsi2): New expand.
2880 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2882 2009-09-03 Martin Jambor <mjambor@suse.cz>
2884 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2885 (create_artificial_child_access): Use build_ref_for_offset instead
2886 of duplicate_expr_for_different_base.
2887 (propagate_subacesses_accross_link): Likewise.
2889 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2891 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2893 (mips16e_collect_argument_saves): Skip debug instructions.
2894 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2895 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2896 (r10k_insert_cache_barriers): Likewise.
2897 (mips_reorg_process_insns): Likewise.
2899 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2902 * ira.c (update_equiv_reg): Remove check on class likely spill.
2904 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2907 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2908 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2912 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2913 the stack slot if it is passed by invisible reference.
2914 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2915 by invisible reference.
2917 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2919 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2920 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2921 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2923 * config/bfin/sync.md: New file.
2924 * config/bfin/bfin.md: Include it.
2925 (UNSPEC_ATOMIC): New.
2926 (UNSPEC_ONES): Provide a unique number.
2928 From Jie Zhang <jie.zhang@analog.com>:
2929 * config/bfin/bfin.c (ret_regs): New.
2930 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2931 (must_save_rets_p): New.
2932 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2933 current_function_is_leaf.
2934 (do_link): Likewise.
2935 (do_unlink): Likewise.
2936 (expand_interrupt_handler_prologue): Use ret_regs array.
2937 (expand_interrupt_handler_epilogue): Use ret_regs array and
2938 pass return register to gen_return_internal.
2939 (bfin_expand_epilogue): Pass return register to
2940 gen_return_internal.
2941 (bfin_expand_call): Explicitly clobber RETS.
2942 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2943 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2944 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2945 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2947 (return_internal): Take a reg rtx rather than the register number.
2949 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2951 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2952 when comparing against estimated_loop_iterations_int return.
2954 2009-09-03 Richard Guenther <rguenther@suse.de>
2956 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2957 eh_personality_libfunc.
2959 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2961 * tree-parloops.c (separate_decls_in_region): Add space.
2963 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2965 * tree-parloops.c (separate_decls_in_region): Change the condition
2966 checking if there are reductions in the loop.
2968 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2970 PR tree-optimization/38275
2971 * tree-parloops.c (parallelize_loops): Replace profitability condition
2972 for expected number of iterations.
2974 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2976 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2977 (bootstrap-debug): Explain conditions in which it becomes default.
2978 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2981 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2983 * doc/invoke.texi (Optimize Options): Move
2984 -finline-small-functions to the -O2 list.
2986 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2988 * toplev.c (process_options): Enable var-tracking-assignments
2989 by default if var-tracking is enabled.
2991 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2993 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2995 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2996 * rtl.h (prev_nonnote_insn_bb): Declare it.
2998 2009-09-03 Diego Novillo <dnovillo@google.com>
3000 * cgraph.c (cgraph_node_for_decl): New.
3001 * cgraph.h (cgraph_node_for_decl): Declare.
3002 * tree.c (host_integerp): Return 0 if T is NULL.
3004 2009-09-03 Diego Novillo <dnovillo@google.com>
3006 * tree.h (struct alias_pair): Move from varasm.c.
3007 (alias_pairs): Likewise.
3008 (TYPE_MAXVAL): Define.
3009 (TYPE_MINVAL): Define.
3010 (iterative_hash_host_wide_int): Declare.
3011 (remove_unreachable_alias_pairs): Declare.
3012 * tree-pass.h (pass_ipa_free_lang_data): Declare.
3013 * diagnostic.c (default_diagnostic_starter): Make extern.
3014 (default_diagnostic_finalizer): Make extern.
3015 * diagnostic.h (default_diagnostic_starter): Declare.
3016 (default_diagnostic_finalizer): Declare.
3017 (default_tree_printer): Declare.
3018 * toplev.c (default_tree_printer): Make extern.
3020 2009-09-03 Richard Guenther <rguenther@suse.de>
3021 Diego Novillo <dnovillo@google.com>
3023 * cgraph.c (cgraph_add_new_function): Remove gimplification.
3024 * cgraphunit.c (cgraph_expand_function): Do not emit
3025 associated thunks from here.
3026 (cgraph_emit_thunks): New.
3027 (cgraph_optimize): Call it.
3028 Return if any IPA pass finds an error.
3029 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
3032 2009-09-03 Simon Baldwin <simonb@google.com>
3033 Rafael Espindola <espindola@google.com>
3034 Richard Guenther <rguenther@suse.de>
3035 Doug Kwan <dougkwan@google.com>
3036 Diego Novillo <dnovillo@google.com>
3038 * tree.c: Include tree-pass.h, langhooks-def.h,
3039 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
3040 (free_lang_data_in_type): New.
3041 (need_assembler_name_p): New.
3042 (free_lang_data_in_block): New.
3043 (free_lang_data_in_decl): New.
3044 (struct free_lang_data_d): New.
3045 (add_tree_to_fld_list): New.
3046 (find_decls_types_r): New.
3047 (get_eh_types_for_runtime): New.
3048 (find_decls_types_in_eh_region): New.
3049 (find_decls_types_in_node): New.
3050 (find_decls_types_in_var): New.
3051 (free_lang_data_in_cgraph): New.
3052 (free_lang_data): New.
3053 (gate_free_lang_data): New.
3054 (pass_ipa_free_lang_data): New.
3056 2009-09-03 Diego Novillo <dnovillo@google.com>
3058 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
3059 * langhooks.h (struct lang_hooks): Add field free_lang_data.
3060 (lang_hooks): Remove const qualifier.
3061 * ipa.c (cgraph_remove_unreachable_nodes): Call
3062 remove_unreachable_alias_pairs.
3063 * except.c (add_type_for_runtime): Check if TYPE has
3064 already been converted.
3065 (lookup_type_for_runtime): Likewise.
3066 (check_handled): Handle converted types.
3067 * varasm.c (remove_unreachable_alias_pairs): New.
3068 * gimple.c: Include demangle.h.
3069 (gimple_decl_printable_name): New.
3070 (gimple_fold_obj_type_ref): New.
3071 * gimple.h (gimple_decl_printable_name): Declare.
3072 (gimple_fold_obj_type_ref): Declare.
3073 * passes.c (init_optimization_passes): Add pass
3074 pass_ipa_free_lang_data.
3075 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
3076 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
3078 2009-09-03 Diego Novillo <dnovillo@google.com>
3080 * c-lang.c (lang_hooks): Remove const qualifier.
3082 2009-09-02 Loren James Rittle <ljrittle@acm.org>
3084 * doc/install.texi (*-*-freebsd*): Update target information.
3086 2009-09-02 Anatoly Sokolov <aesok@post.ru>
3088 * hard-reg-set.h (call_fixed_regs): Remove.
3089 * reginfo.c (call_fixed_regs): Remove.
3090 (init_reg_sets_1): Remove initialization of call_fixed_regs.
3091 (globalize_reg): Don't use call_fixed_regs.
3092 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
3095 2009-09-01 Michael Matz <matz@suse.de>
3097 * expr.h (emit_storent_insn, expand_expr_real_1,
3098 expand_expr_real_2): Declare.
3099 * expr.c (emit_storent_insn, expand_expr_real_1,
3100 expand_expr_real_2): Export.
3101 (store_expr): Setting and evaluating dont_return_target is useless.
3102 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
3103 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
3104 * except.c (expand_resx_expr): Rename to ...
3105 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
3106 * except.h (expand_resx_stmt): Declare.
3107 * stmt.c: Add include gimple.h
3108 (expand_asm_expr): Rename to ...
3109 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
3110 (expand_case): Rewrite to take gimple statement.
3111 * tree.h (expand_asm_stmt): Declare.
3112 (expand_case): Change prototype.
3113 * Makefile.in (stmt.o): Depend on gimple.h.
3114 * builtins.c (expand_builtin_synchronize): Build gimple asm
3115 statement, not an ASM_EXPR.
3116 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
3117 gimple_to_tree, release_stmt_tree): Remove.
3118 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
3119 ggc_free, but hold comparison code and operands separately.
3120 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
3121 (expand_call_stmt, expand_gimple_stmt_1,
3122 expand_gimple_stmt): New helpers.
3123 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
3124 release_stmt_tree. Call expand_gimple_stmt instead.
3125 (expand_gimple_basic_block): Ditto.
3127 * calls.c (emit_call_1): Don't look at EH regions here, make
3128 fntree parameter useless.
3129 (expand_call): New local rettype for TREE_TYPE(exp), use it
3130 throughout. Remove local p, use addr instead.
3131 Don't look at EH regions here.
3133 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
3135 * doc/invoke.texi (-fsched-pressure): Document it.
3136 (-fsched-reg-pressure-heuristic): Remove it.
3138 * reload.c (ira.h): Include.
3139 (find_reloads): Add choosing reload on number of small spilled
3142 * haifa-sched.c (ira.h): Include.
3143 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
3144 saved_reg_pressure, curr_reg_live, saved_reg_live,
3145 region_ref_regs): New variables.
3146 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
3147 initiate_reg_pressure_info, setup_ref_regs,
3148 initiate_bb_reg_pressure_info, save_reg_pressure,
3149 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
3151 (setup_insn_reg_pressure_info): New function.
3152 (rank_for_schedule): Add pressure checking and insn issue time.
3153 Remove comparison of insn reg weights.
3154 (ready_sort): Set insn reg pressure info.
3155 (update_register_pressure, setup_insn_max_reg_pressure,
3156 update_reg_and_insn_max_reg_pressure,
3157 sched_setup_bb_reg_pressure_info): New functions.
3158 (schedule_insn): Add code for printing and updating reg pressure info.
3159 (find_set_reg_weight, find_insn_reg_weight): Remove.
3160 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
3161 (debug_ready_list): Print reg pressure info.
3162 (schedule_block): Ditto. Check insn issue time.
3163 (sched_init): Set up sched_pressure_p. Allocate and set up some
3164 reg pressure related info.
3165 (sched_finish): Free some reg pressure related info.
3166 (fix_tick_ready): Make insn always ready if pressure_p.
3167 (init_h_i_d): Don't call find_insn_reg_weight.
3168 (haifa_finish_h_i_d): Free insn reg pressure info.
3170 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3171 ira_memory_move_cost, ira_class_hard_regs,
3172 ira_class_hard_regs_num, ira_no_alloc_regs,
3173 ira_available_class_regs, ira_reg_class_cover_size,
3174 ira_reg_class_cover, ira_class_translate): Move to ira.h.
3176 * ira-lives.c (single_reg_class): Check mode to find how many
3177 registers are necessary for operand.
3178 (ira_implicitly_set_insn_hard_regs): New.
3180 * common.opt (fsched-pressure): New options.
3181 (fsched-reg-pressure-heuristic): Remove.
3183 * ira.c (setup_eliminable_regset): Rename to
3184 ira_setup_eliminable_regset. Make it external.
3185 (expand_reg_info): Pass cover class to setup_reg_classes.
3186 (ira): Call resize_reg_info instead of allocate_reg_info.
3188 * sched-deps.c: Include ira.h.
3189 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
3190 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
3191 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
3192 mark_insn_hard_regno_birth, mark_insn_reg_birth,
3193 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
3194 mark_insn_reg_store, mark_insn_reg_clobber,
3195 setup_insn_reg_pressure_info): New.
3196 (sched_analyze_1): Update implicit_reg_pending_uses.
3197 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
3198 Use them to create dependencies. Set insn reg uses and pressure
3199 info. Process reg_pending_uses in one place.
3200 (free_deps): Free implicit sets.
3201 (remove_from_deps): Remove implicit sets if necessary. Check
3202 implicit sets when clearing reg_last_in_use.
3203 (init_deps_global): Clear implicit_reg_pending_clobbers and
3204 implicit_reg_pending_uses.
3206 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3207 ira_memory_move_cost, ira_class_hard_regs,
3208 ira_class_hard_regs_num, ira_no_alloc_regs,
3209 ira_available_class_regs, ira_reg_class_cover_size,
3210 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
3211 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
3212 ira_implicitly_set_insn_hard_regs): New prototypes.
3214 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
3215 cost_elements_num): New variables.
3216 (allocno_costs, total_costs): Rename to costs and
3217 total_allocno_costs.
3218 (COSTS_OF_ALLOCNO): Rename to COSTS.
3219 (allocno_pref): Rename to pref.
3220 (allocno_pref_buffer): Rename to pref_buffer.
3221 (common_classes): Rename to regno_cover_class.
3223 (record_reg_classes): Set allocno attributes only if allocno_p.
3224 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
3225 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
3226 and COSTS_OF_ALLOCNO.
3227 (print_costs): Rename to print_allocno_costs.
3228 (print_pseudo_costs): New.
3229 (process_bb_node_for_costs): Split into 2 functions with new
3230 function process_bb_for_costs. Pass BB to process_bb_for_costs.
3231 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
3232 new parameter dump_file. Use cost_elements_num instead of
3233 ira_allocnos_num. Make one iteration if preferred classes were
3234 already calculated for scheduler. Make 2 versions of code
3235 depending on allocno_p.
3236 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
3237 regno_cover_class and COSTS instead of common_classes and
3239 (init_costs, finish_costs): New.
3240 (ira_costs): Set up allocno_p and cost_elements_num. Call
3241 init_costs and finish_costs.
3242 (ira_set_pseudo_classes): New.
3244 * rtl.h (allocate_reg_info): Remove.
3245 (resize_reg_info): Change return type.
3246 (reg_cover_class): New.
3247 (setup_reg_classes): Add new parameter.
3249 * sched-int.h (struct deps_reg): New member implicit_sets.
3250 (sched_pressure_p, sched_regno_cover_class): New external definitions.
3251 (INCREASE_BITS): New macro.
3252 (struct reg_pressure_data, struct reg_use_data): New.
3253 (struct _haifa_insn_data): Remove reg_weight. Add members
3254 reg_pressure, reg_use_list, reg_set_list, and
3255 reg_pressure_excess_cost_change.
3256 (struct deps): New member implicit_sets.
3257 (pressure_p): New variable.
3258 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
3259 (struct reg_pressure_data, struct reg_use_data): New.
3260 (INSN_REG_WEIGHT): Remove.
3261 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
3262 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
3263 (sched_init_region_reg_pressure_info,
3264 sched_setup_bb_reg_pressure_info): New prototypes.
3266 * reginfo.c (struct reg_pref): New member coverclass.
3267 (reg_cover_class): New function.
3268 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
3269 (reg_info_size): New variable.
3270 (allocate_reg_info): Make static. Setup reg_info_size.
3271 (resize_reg_info): Use reg_info_size. Return flag of resizing.
3272 (setup_reg_classes): Add a new parameter. Setup cover class too.
3274 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
3277 * sched-rgn.c (deps_join): Set up implicit_sets.
3278 (schedule_region): Set up region and basic blocks pressure
3281 * passes.c (init_optimization_passes): Move
3282 pass_subregs_of_mode_init before pass_sched.
3284 2009-09-02 Martin Jambor <mjambor@suse.cz>
3286 * tree-sra.c (struct access): New field grp_hint.
3287 (dump_access): Dump grp_hint.
3288 (sort_and_splice_var_accesses): Set grp_hint if a group is read
3290 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
3291 those which have been specifically read and somehow written to.
3292 (propagate_subacesses_accross_link): Set grp_hint of right child and
3293 also possibly of the left child.
3295 2009-09-02 Jakub Jelinek <jakub@redhat.com>
3297 * tree-object-size.c (addr_object_size): Always use object_size_type
3298 0 or 2 when determining the pointer pointed object size.
3300 2009-09-02 Richard Guenther <rguenther@suse.de>
3303 2009-08-31 Richard Guenther <rguenther@suse.de>
3305 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3306 to query if the memory regions for memmove overlap.
3307 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3308 asserts on pointers, instead deal with odd trees.
3309 (ptr_derefs_may_alias_p): Likewise.
3310 (refs_may_alias_p_1): Constructor bases also never alias.
3312 2009-08-01 Christian Bruel <christian.bruel@st.com>
3315 2009-07-31 Christian Bruel <christian.bruel@st.com>
3316 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
3318 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
3320 * doc/invoke.texi (-fvar-tracking-assignments): New.
3321 (-fvar-tracking-assignments-toggle): New.
3322 (-fdump-final-insns=file): Mark filename as optional.
3323 (--param min-nondebug-insn-uid): New.
3324 (-gdwarf-@{version}): Mention version 4.
3325 * opts.c (common_handle_option): Accept it.
3326 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
3327 * regrename.c (regrename_optimize): Drop last. Don't count debug
3328 insns as uses. Don't reject change because of debug insn.
3329 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
3330 from the chain starter, and check for inexact matches in DEBUG_INSNS.
3331 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
3332 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
3333 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
3334 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
3335 * doc/gimple.texi (is_gimple_debug): New.
3336 (gimple_debug_bind_p): New.
3337 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
3338 * doc/install.texi (bootstrap-debug): More details.
3339 (bootstrap-debug-big, bootstrap-debug-lean): Document.
3340 (bootstrap-debug-lib): More details.
3341 (bootstrap-debug-ckovw): Update.
3342 (bootstrap-time): New.
3343 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
3344 (insert_phi_nodes_for): Insert debug stmts.
3345 (rewrite_stmt): Take iterator. Insert debug stmts.
3346 (rewrite_enter_block): Adjust.
3347 (maybe_replace_use_in_debug_stmt): New.
3348 (rewrite_update_stmt): Use it.
3349 (mark_use_interesting): Return early for debug stmts.
3350 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
3351 stmts before replacing stmt.
3352 (move_computations_stmt): Likewise.
3353 * ira-conflicts.c (add_copies): Skip debug insns.
3354 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
3355 (regstat_bb_compute_ri): Skip debug insns.
3356 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
3357 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
3358 check_loop_closed_ssa_stmt): Skip debug stmts.
3359 * tree-tailcall.c (find_tail_calls): Likewise.
3360 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3361 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
3362 (build_var_debug_value_stat): Declare.
3363 (build_var_debug_value): Define.
3364 (target_for_debug_bind): Declare.
3365 * reload.c (find_equiv_reg): Skip debug insns.
3366 * rtlanal.c (reg_used_between_p): Skip debug insns.
3367 (side_effects_p): Likewise.
3368 (canonicalize_condition): Likewise.
3369 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
3370 insns never depend on debug insns.
3371 (create_ddg_dep_no_link): Likewise.
3372 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
3373 Don't add inter-loop dependencies for debug insns.
3374 (build_intra_loop_deps): Likewise.
3375 (create_ddg): Count debug insns.
3376 * ddg.h (struct ddg::num_debug): New.
3377 (num_backargs): Pair up with previous int field.
3378 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
3379 -fcompare-debug-second.
3380 * final.c (get_attr_length_1): Skip debug insns.
3381 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
3382 * gcc.c (invoke_as): Call compare-debug-dump-opt.
3383 (driver_self_specs): Map -fdump-final-insns to
3384 -fdump-final-insns=..
3385 (get_local_tick): New.
3386 (compare_debug_dump_opt_spec_function): Test for . argument and
3387 compute output name. Compute temp output spec without flag name.
3388 Compute -frandom-seed.
3389 (OPT): Undef after use.
3390 * cfgloopanal.c (num_loop_insns): Skip debug insns.
3391 (average_num_loop_insns): Likewise.
3392 * params.h (MIN_NONDEBUG_INSN_UID): New.
3393 * gimple.def (GIMPLE_DEBUG): New.
3394 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
3395 * auto-inc-dec.c (merge_in_block): Skip debug insns.
3396 (merge_in_block): Fix whitespace.
3397 * toplev.c (flag_var_tracking): Update comment.
3398 (flag_var_tracking_assignments): New.
3399 (flag_var_tracking_assignments_toggle): New.
3400 (process_options): Don't open final insns dump file if we're not
3401 going to write to it. Compute defaults for var_tracking.
3402 * df-scan.c (df_insn_rescan_debug_internal): New.
3403 (df_uses_record): Handle debug insns.
3404 * haifa-sched.c (ready): Initialize n_debug.
3405 (contributes_to_priority): Skip debug insns.
3406 (dep_list_size): New.
3408 (rank_for_schedule): Likewise. Schedule debug insns as soon as
3409 they're ready. Disregard previous debug insns to make decisions.
3410 (queue_insn): Never queue debug insns.
3411 (ready_add, ready_remove_first, ready_remove): Count debug insns.
3412 (schedule_insn): Don't reject debug insns because of issue rate.
3413 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
3414 (queue_to_ready): Skip and discount debug insns.
3415 (choose_ready): Let debug insns through.
3416 (schedule_block): Check boundary debug insns. Discount debug
3417 insns, schedule them early. Adjust whitespace.
3418 (set_priorities): Check for boundary debug insns.
3419 (add_jump_dependencies): Use dep_list_size.
3420 (prev_non_location_insn): New.
3421 (check_cfg): Use it.
3422 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
3424 (remove_unused_ivs): Reset debug stmts.
3425 * modulo-sched.c (const_iteration_count): Skip debug insns.
3426 (res_MII): Discount debug insns.
3427 (loop_single_full_bb_p): Skip debug insns.
3428 (sms_schedule): Likewise.
3429 (sms_schedule_by_order): Likewise.
3430 (ps_has_conflicts): Likewise.
3431 * caller-save.c (refmarker_fn): New.
3432 (save_call_clobbered_regs): Replace regs with saved mem in
3434 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
3435 Call refmarker_fn mark for hardregnos.
3436 (mark_reg_as_referenced): New.
3437 (replace_reg_with_saved_mem): New.
3438 * ipa-pure-const.c (check_stmt): Skip debug stmts.
3439 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
3441 (cse_extended_basic_block): Skip debug insns.
3442 (count_reg_usage): Likewise.
3443 (is_dead_reg): New, split out of...
3444 (set_live_p): ... here.
3445 (insn_live_p): Use it for debug insns.
3446 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
3447 (execute_optimize_stdarg): Likewise.
3448 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3449 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
3450 changes in debug stmts as changes.
3451 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
3452 (moveup_expr): Don't move across debug insns. Don't move
3453 debug insn if it would create a bookkeeping block.
3454 (moveup_expr_cached): Don't use cache for debug insns that
3455 are heads of blocks.
3456 (compute_av_set_inside_bb): Skip debug insns.
3457 (sel_rank_for_schedule): Schedule debug insns first. Remove
3459 (block_valid_for_bookkeeping_p); Support lax searches.
3460 (create_block_for_bookkeeping): Adjust block numbers when
3461 encountering debug-only blocks.
3462 (find_place_for_bookkeeping): Deal with debug-only blocks.
3463 (generate_bookkeeping_insn): Accept no place to insert.
3464 (remove_temp_moveop_nops): New argument full_tidying.
3465 (prepare_place_to_insert): Deal with debug insns.
3466 (advance_state_on_fence): Debug insns don't start cycles.
3467 (update_boundaries): Take fence as argument. Deal with
3469 (schedule_expr_on_boundary): No full_tidying on debug insns.
3470 (fill_insns): Deal with debug insns.
3471 (track_scheduled_insns_and_blocks): Don't count debug insns.
3472 (need_nop_to_preserve_insn_bb): New, split out of...
3473 (remove_insn_from_stream): ... this.
3474 (fur_orig_expr_not_found): Skip debug insns.
3475 * rtl.def (VALUE): Move up.
3477 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
3478 (nearest_common_dominator_of_uses): Take debug_stmts argument.
3479 Set it if debug stmts are found.
3480 (statement_sink_location): Skip debug stmts. Propagate
3481 moving defs into debug stmts.
3482 * ifcvt.c (first_active_insn): Skip debug insns.
3483 (last_active_insns): Likewise.
3484 (cond_exec_process_insns): Likewise.
3485 (noce_process_if_block): Likewise.
3486 (check_cond_move_block): Likewise.
3487 (cond_move_convert_if_block): Likewise.
3488 (block_jumps_and_fallthru_p): Likewise.
3489 (dead_or_predicable): Likewise.
3490 * dwarf2out.c (debug_str_hash_forced): New.
3491 (find_AT_string): Add comment.
3492 (gen_label_for_indirect_string): New.
3493 (get_debug_string_label): New.
3494 (AT_string_form): Use it.
3495 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3496 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3497 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3498 several operations that cannot be represented with DWARF opcodes.
3499 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3500 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3501 (dwarf2out_var_location): Take during-call mark into account.
3502 (output_indirect_string): Update comment. Output if there are
3503 label and references.
3504 (prune_indirect_string): New.
3505 (prune_unused_types): Call it if debug_str_hash_forced.
3506 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3507 (dw_long_long_const): Remove.
3508 (struct dw_val_struct): Change val_long_long type to rtx.
3509 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3510 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3511 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3512 component instead of HOST_BITS_PER_LONG.
3513 (output_loc_operands): Likewise. For const8* assert
3514 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3515 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3516 rather than HOST_BITS_PER_LONG is >= 64.
3517 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3519 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3520 HOST_BITS_PER_LONG for dw_val_class_long_long.
3521 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3522 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3523 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3525 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3526 Handle DW_OP_implicit_value.
3527 (extract_int): Move prototype earlier.
3528 (mem_loc_descriptor): For SUBREG punt if inner
3529 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3530 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3531 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3532 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3533 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3534 instead of Pmode size.
3535 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3536 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3537 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3538 (concat_loc_descriptor, concatn_loc_descriptor,
3539 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3540 (add_location_or_const_value_attribute): Likewise. For single
3541 location loc_lists attempt to use add_const_value_attribute
3542 for constant decls. Add DW_AT_const_value even if
3543 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3545 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3546 (control_flow_insn_p): Likewise.
3547 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3548 (separate_decls_in_region_debug_bind): New.
3549 (separate_decls_in_region): Process debug bind stmts afterwards.
3550 * recog.c (verify_changes): Handle debug insns.
3551 (extract_insn): Likewise.
3552 (peephole2_optimize): Skip debug insns.
3553 * dse.c (scan_insn): Skip debug insns.
3554 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3556 (setup_id_for_insn): Handle debug insns.
3557 (maybe_tidy_empty_bb): Adjust whitespace.
3558 (tidy_control_flow): Skip debug insns.
3559 (sel_remove_insn): Adjust for debug insns.
3560 (sel_estimate_number_of_insns): Skip debug insns.
3561 (create_insn_rtx_from_pattern): Handle debug insns.
3562 (create_copy_of_insn_rtx): Likewise.
3563 * sel-sched-.h (sel_bb_end): Declare.
3564 (sel_bb_empty_or_nop_p): New.
3565 (get_all_loop_exits): Use it.
3566 (_eligible_successor_edge_p): Likewise.
3567 (return_nop_to_pool): Adjust.
3568 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3569 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3570 * gimple-pretty-print.c (dump_gimple_debug): New.
3571 (dump_gimple_stmt): Use it.
3572 (dump_bb_header): Skip gimple debug stmts.
3573 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3574 (fixup_match_2): Likewise.
3575 (regmove_backward_pass): Likewise. Simplify combined
3576 replacement. Handle debug insns.
3577 * function.c (instantiate_virtual_regs): Handle debug insns.
3578 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3579 * print-rtl.h: Include cselib.h.
3580 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3581 * df.h (df_inns_rescan_debug_internal): Declare.
3582 * gcse.c (alloc_hash_table): Estimate n_insns.
3583 (cprop_insn): Don't regard debug insns as changes.
3584 (bypass_conditional_jumps): Skip debug insns.
3585 (one_pre_gcse_pass): Adjust.
3586 (one_code_hoisting_pass): Likewise.
3587 (compute_ld_motion_mems): Skip debug insns.
3588 (one_cprop_pass): Adjust.
3589 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3590 (if_convertible_stmt_p): Handle debug stmts.
3591 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3592 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3593 * ira-build.c (create_bb_allocnos): Skip debug insns.
3594 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3595 (has_single_use): Likewise.
3596 (single_imm_use): Likewise.
3597 (num_imm_uses): Likewise.
3598 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3599 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3600 (create_outofssa_var_map): Likewise.
3601 * lower-subreg.c (adjust_decomposed_uses): New.
3602 (resolve_debug): New.
3603 (decompose_multiword_subregs): Use it.
3604 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3605 * emit-rtl.c: Include params.h.
3606 (cur_debug_insn_uid): Define.
3607 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3608 (copy_rtx_if_shared_1): Handle debug insns.
3609 (reset_used_flags): Likewise.
3610 (set_used_flags): LIkewise.
3611 (get_max_insn_count): New.
3612 (next_nondebug_insn): New.
3613 (prev_nondebug_insn): New.
3614 (make_debug_insn_raw): New.
3615 (emit_insn_before_noloc): Handle debug insns.
3616 (emit_jump_insn_before_noloc): Likewise.
3617 (emit_call_insn_before_noloc): Likewise.
3618 (emit_debug_insn_before_noloc): New.
3619 (emit_insn_after_noloc): Handle debug insns.
3620 (emit_jump_insn_after_noloc): Likewise.
3621 (emit_call_insn_after_noloc): Likewise.
3622 (emit_debug_insn_after_noloc): Likewise.
3623 (emit_insn_after): Take loc from earlier non-debug insn.
3624 (emit_jump_insn_after): Likewise.
3625 (emit_call_insn_after): Likewise.
3626 (emit_debug_insn_after_setloc): New.
3627 (emit_debug_insn_after): New.
3628 (emit_insn_before): Take loc from later non-debug insn.
3629 (emit_jump_insn_before): Likewise.
3630 (emit_call_insn_before): Likewise.
3631 (emit_debug_insn_before_setloc): New.
3632 (emit_debug_insn_before): New.
3633 (emit_insn): Handle debug insns.
3634 (emit_debug_insn): New.
3635 (emit_jump_insn): Handle debug insns.
3636 (emit_call_insn): Likewise.
3638 (init_emit): Take min-nondebug-insn-uid into account.
3639 Initialize cur_debug_insn_uid.
3640 (emit_copy_of_insn_after): Handle debug insns.
3641 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3642 location of single rhs in place.
3643 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3644 (floor_sdiv_adjust): New.
3645 (cell_sdiv_adjust): New.
3646 (cell_udiv_adjust): New.
3647 (round_sdiv_adjust): New.
3648 (round_udiv_adjust): New.
3649 (wrap_constant): Moved from cselib.
3650 (unwrap_constant): New.
3651 (expand_debug_expr): New.
3652 (expand_debug_locations): New.
3653 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3655 (gimple_expand_cfg): Expand debug locations.
3656 * cselib.c: Include tree-pass.h.
3657 (struct expand_value_data): New.
3658 (cselib_record_sets_hook): New.
3659 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3660 (cselib_clear_table): Move, and implemnet in terms of...
3661 (cselib_reset_table_with_next_value): ... this.
3662 (cselib_get_next_unknown_value): New.
3663 (discard_useless_locs): Don't discard preserved values.
3664 (cselib_preserve_value): New.
3665 (cselib_preserved_value_p): New.
3666 (cselib_preserve_definitely): New.
3667 (cselib_clear_preserve): New.
3668 (cselib_preserve_only_values): New.
3669 (new_cselib_val): Take rtx argument. Dump it in details.
3670 (cselib_lookup_mem): Adjust.
3671 (expand_loc): Take regs_active in struct. Adjust. Silence
3672 dumps unless details are requested.
3673 (cselib_expand_value_rtx_cb): New.
3674 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3675 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3676 without details. Copy more subregs. Try to resolve values
3677 using a callback. Wrap constants.
3678 (cselib_subst_to_values): Adjust.
3679 (cselib_log_lookup): New.
3680 (cselib_lookup): Call it.
3681 (cselib_invalidate_regno): Don't count preserved values as useless.
3682 (cselib_invalidate_mem): Likewise.
3683 (cselib_record_set): Likewise.
3684 (struct set): Renamed to cselib_set, moved to cselib.h.
3685 (cselib_record_sets): Adjust. Call hook.
3686 (cselib_process_insn): Reset table when it would be cleared.
3687 (dump_cselib_val): New.
3688 (dump_cselib_table): New.
3689 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3690 (remove_forwarder_block): Support moving debug stmts.
3691 * cselib.h (cselib_record_sets_hook): Declare.
3692 (cselib_expand_callback): New type.
3693 (cselib_expand_value_rtx_cb): Declare.
3694 (cselib_reset_table_with_next_value): Declare.
3695 (cselib_get_next_unknown_value): Declare.
3696 (cselib_preserve_value): Declare.
3697 (cselib_preserved_value_p): Declare.
3698 (cselib_preserve_only_values): Declare.
3699 (dump_cselib_table): Declare.
3700 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3701 (try_crossjump_to_edge): Likewise.
3702 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3703 dominated blocks when debug stmts are present.
3704 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3705 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3706 (set_var_live_on_entry): Likewise.
3707 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3708 * cfglayout.c (curr_location, last_location): Make static.
3709 (set_curr_insn_source_location): Don't avoid bouncing.
3710 (get_curr_insn_source_location): New.
3711 (get_curr_insn_block): New.
3712 (duplicate_insn_chain): Handle debug insns.
3713 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3715 * common.opt (fcompare-debug): Move to sort order.
3716 (fdump-unnumbered-links): Likewise.
3717 (fvar-tracking-assignments): New.
3718 (fvar-tracking-assignments-toggle): New.
3719 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3720 because of debug stmts.
3721 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3722 (eliminate_unnecessary_stmts): Walk dominated blocks before
3724 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3725 * ira.c (memref_used_between_p): Skip debug insns.
3726 (update_equiv_regs): Likewise.
3727 * sched-deps.c (sd_lists_size): Accept empty list.
3728 (sd_init_insn): Mark debug insns.
3729 (sd_finish_insn): Unmark them.
3730 (sd_add_dep): Reject non-debug deps on debug insns.
3731 (fixup_sched_groups): Give debug insns group treatment.
3733 (sched_analyze_reg): Don't mark debug insns for sched before call.
3734 (sched_analyze_2): Handle debug insns.
3735 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3737 (deps_analyze_insn): Handle debug insns.
3738 (deps_start_bb): Skip debug insns.
3739 (init_deps): Initialize last_debug_insn.
3740 * tree-ssa.c (target_for_debug_bind): New.
3741 (find_released_ssa_name): New.
3742 (propagate_var_def_into_debug_stmts): New.
3743 (propagate_defs_into_debug_stmts): New.
3744 (verify_ssa): Skip debug bind stmts without values.
3745 (warn_uninialized_vars): Skip debug stmts.
3746 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3747 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3748 (rtx_equal_p): Likewise.
3749 * ira-costs.c (scan_one_insn): Skip debug insns.
3750 (process_bb_node_for_hard_reg_moves): Likewise.
3751 * rtl.h (DEBUG_INSN_P): New.
3752 (NONDEBUG_INSN_P): New.
3753 (MAY_HAVE_DEBUG_INSNS): New.
3754 (INSN_P): Accept debug insns.
3755 (RTX_FRAME_RELATED_P): Likewise.
3756 (INSN_DELETED_P): Likewise
3757 (PAT_VAR_LOCATION_DECL): New.
3758 (PAT_VAR_LOCATION_LOC): New.
3759 (PAT_VAR_OCATION_STATUS): New.
3760 (NOTE_VAR_LOCATION_DECL): Reimplement.
3761 (NOTE_VAR_LOCATION_LOC): Likewise.
3762 (NOTE_VAR_LOCATION_STATUS): Likewise.
3763 (INSN_VAR_LOCATION): New.
3764 (INSN_VAR_LOCATION_DECL): New.
3765 (INSN_VAR_LOCATION_LOC): New.
3766 (INSN_VAR_LOCATION_STATUS): New.
3767 (gen_rtx_UNKNOWN_VAR_LOC): New.
3768 (VAR_LOC_UNKNOWN_P): New.
3769 (NOTE_DURING_CALL_P): New.
3770 (SCHED_GROUP_P): Accept debug insns.
3771 (emit_debug_insn_before): Declare.
3772 (emit_debug_insn_before_noloc): Declare.
3773 (emit_debug_insn_beore_setloc): Declare.
3774 (emit_debug_insn_after): Declare.
3775 (emit_debug_insn_after_noloc): Declare.
3776 (emit_debug_insn_after_setloc): Declare.
3777 (emit_debug_insn): Declare.
3778 (make_debug_insn_raw): Declare.
3779 (prev_nondebug_insn): Declare.
3780 (next_nondebug_insn): Declare.
3781 (delegitimize_mem_from_attrs): Declare.
3782 (get_max_insn_count): Declare.
3783 (wrap_constant): Declare.
3784 (unwrap_constant): Declare.
3785 (get_curr_insn_source_location): Declare.
3786 (get_curr_insn_block): Declare.
3787 * tree-inline.c (insert_debug_decl_map): New.
3788 (processing_debug_stmt): New.
3789 (remap_decl): Don't create new mappings in debug stmts.
3790 (remap_gimple_op_r): Don't add references in debug stmts.
3791 (copy_tree_body_r): Likewise.
3792 (remap_gimple_stmt): Handle debug bind stmts.
3793 (copy_bb): Skip debug stmts.
3794 (copy_edges_for_bb): Likewise.
3795 (copy_debug_stmt): New.
3796 (copy_debug_stmts): New.
3797 (copy_body): Copy debug stmts at the end.
3798 (insert_init_debug_bind): New.
3799 (insert_init_stmt): Take id. Skip and emit debug stmts.
3800 (setup_one_parameter): Remap variable earlier, register debug mapping.
3801 (estimate_num_insns): Skip debug stmts.
3802 (expand_call_inline): Preserve debug_map.
3803 (optimize_inline_calls): Check for no debug_stmts left-overs.
3804 (unsave_expr_now): Preserve debug_map.
3805 (copy_gimple_seq_and_replace_locals): Likewise.
3806 (tree_function_versioning): Check for no debug_stmts left-overs.
3807 Init and destroy debug_map as needed. Split edges unconditionally.
3808 (build_duplicate_type): Init and destroy debug_map as needed.
3809 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3810 (struct copy_body_data): Add debug_stmts and debug_map.
3811 * sched-int.h (struct ready_list): Add n_debug.
3812 (struct deps): Add last_debug_insn.
3813 (DEBUG_INSN_SCHED_P): New.
3814 (BOUNDARY_DEBUG_INSN_P): New.
3815 (SCHEDULE_DEBUG_INSN_P): New.
3816 (sd_iterator_cond): Accept empty list.
3817 * combine.c (create_log_links): Skip debug insns.
3818 (combine_instructions): Likewise.
3819 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3820 return value is always unshared.
3821 (struct rtx_subst_pair): New.
3822 (auto_adjust_pair): New.
3823 (propagate_for_debug_subst): New.
3824 (propagate_for_debug): New.
3825 (try_combine): Skip debug insns. Propagate removed defs into
3827 (next_nonnote_nondebug_insn): New.
3828 (distribute_notes): Use it. Skip debug insns.
3829 (distribute_links): Skip debug insns.
3830 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3831 * resource.c (mark_target_live_regs): Likewise.
3832 * var-tracking.c: Include cselib.h and target.h.
3833 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3835 (micro_operation_type_name): New.
3836 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3837 (struct micro_operation_def): Update comments.
3838 (decl_or_value): New type. Use instead of decls.
3839 (struct emit_note_data_def): Add vars.
3840 (struct attrs_def): Use decl_or_value.
3841 (struct variable_tracking_info_def): Add permp, flooded.
3842 (struct location_chain_def): Update comment.
3843 (struct variable_part_def): Use decl_or_value.
3844 (struct variable_def): Make var_part a variable length array.
3846 (scratch_regs): New.
3847 (cselib_hook_called): New.
3848 (dv_is_decl_p): New.
3849 (dv_is_value_p): New.
3852 (dv_as_opaque): New.
3853 (dv_onepart_p): New.
3855 (IS_DECL_CODE): New.
3856 (check_value_is_not_decl): New.
3857 (dv_from_decl): New.
3858 (dv_from_value): New.
3859 (dv_htab_hash): New.
3860 (variable_htab_hash): Use it.
3861 (variable_htab_eq): Support values.
3862 (variable_htab_free): Free from the right pool.
3863 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3864 (attrs_list_union): Adjust.
3865 (attrs_list_mpdv_union): New.
3866 (tie_break_pointers): New.
3867 (canon_value_cmp): New.
3868 (unshare_variable): Return possibly-modified slot.
3869 (vars_copy_1): Adjust.
3870 (var_reg_decl_set): Adjust. Split out of...
3871 (var_reg_set): ... this.
3872 (get_init_value): Adjust.
3873 (var_reg_delete_and_set): Adjust.
3874 (var_reg_delete): Adjust.
3875 (var_regno_delete): Adjust.
3876 (var_mem_decl_set): Split out of...
3877 (var_mem_set): ... this.
3878 (var_mem_delete_and_set): Adjust.
3879 (var_mem_delete): Adjust.
3883 (variable_union): Adjust. Speed up merge of 1-part vars.
3884 (variable_canonicalize): Use unshared slot.
3885 (VALUED_RECURSED_INTO): New.
3886 (find_loc_in_1pdv): New.
3887 (struct dfset_merge): New.
3888 (insert_into_intersection): New.
3889 (intersect_loc_chains): New.
3891 (canonicalize_loc_order_check): New.
3892 (canonicalize_values_mark): New.
3893 (canonicalize_values_star): New.
3894 (variable_merge_over_cur): New.
3895 (variable_merge_over_src): New.
3896 (dataflow_set_merge): New.
3897 (dataflow_set_equiv_regs): New.
3898 (remove_duplicate_values): New.
3899 (struct dfset_post_merge): New.
3900 (variable_post_merge_new_vals): New.
3901 (variable_post_merge_perm_vals): New.
3902 (dataflow_post_merge_adjust): New.
3903 (find_mem_expr_in_1pdv): New.
3904 (dataflow_set_preserve_mem_locs): New.
3905 (dataflow_set_remove_mem_locs): New.
3906 (dataflow_set_clear_at_call): New.
3907 (onepart_variable_different_p): New.
3908 (variable_different_p): Use it.
3909 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3910 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3912 (track_loc_p): Pass it true.
3913 (struct count_use_info): New.
3914 (find_use_val): New.
3915 (replace_expr_with_values): New.
3917 (use_type): New, partially split out of...
3918 (count_uses): ... this. Count new micro-ops.
3919 (count_uses_1): Adjust.
3920 (count_stores): Adjust.
3921 (count_with_sets): New.
3922 (VAL_NEEDS_RESOLUTION): New.
3923 (VAL_HOLDS_TRACK_EXPR): New.
3924 (VAL_EXPR_IS_COPIED): New.
3925 (VAL_EXPR_IS_CLOBBERED): New.
3926 (add_uses): Adjust. Generate new micro-ops.
3927 (add_uses_1): Adjust.
3928 (add_stores): Generate new micro-ops.
3929 (add_with_sets): New.
3930 (find_src_status): Adjust.
3931 (find_src_set_src): Adjust.
3932 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3933 Handle new micro-ops. Canonicalize value equivalances.
3934 (vt_find_locations): Compute total size of hash tables for
3935 dumping. Perform merge for var-tracking-assignments. Don't
3936 disregard single-block loops.
3937 (dump_attrs_list): Handle decl_or_value.
3938 (dump_variable): Take variable. Deal with decl_or_value.
3939 (dump_variable_slot): New.
3940 (dump_vars): Use it.
3941 (dump_dataflow_sets): Adjust.
3942 (set_slot_part): New, extended to support one-part variables
3943 after splitting out of...
3944 (set_variable_part): ... this.
3945 (clobber_slot_part): New, split out of...
3946 (clobber_variable_part): ... this.
3947 (delete_slot_part): New, split out of...
3948 (delete_variable_part): .... this.
3949 (check_wrap_constant): New.
3950 (vt_expand_loc_callback): New.
3951 (vt_expand_loc): New.
3952 (emit_note_insn_var_location): Adjust. Handle values. Handle
3953 EMIT_NOTE_AFTER_CALL_INSN.
3954 (emit_notes_for_differences_1): Adjust. Handle values.
3955 (emit_notes_for_differences_2): Likewise.
3956 (emit_notes_for_differences): Adjust.
3957 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3958 Adjust. Handle new micro-ops.
3959 (vt_add_function_parameters): Adjust. Create and bind values.
3960 (vt_initialize): Adjust. Initialize scratch_regs and
3961 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3962 operations. Move some code to count_with_sets and add_with_sets.
3963 (delete_debug_insns): New.
3964 (vt_debug_insns_local): New.
3965 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3967 (var_tracking_main): If var-tracking-assignments is enabled
3968 but var-tracking isn't, delete debug insns and leave. Likewise
3969 if we exceed limits or fail the stack adjustments tests, and
3970 after all var-tracking processing.
3971 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3972 (dataflow_set): Add traversed_vars.
3973 (value_chain, const_value_chain): New typedefs.
3974 (value_chain_pool, value_chains): New variables.
3975 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3976 add_value_chains, add_cselib_value_chains, remove_value_chain,
3977 remove_value_chains, remove_cselib_value_chains): New functions.
3978 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3979 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3981 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3982 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3983 (dst_can_be_shared): New variable.
3984 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3985 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3986 different from set->vars, look up slot again instead of using the
3988 (dataflow_set_init): Initialize traversed_vars.
3989 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3990 lookup if set->vars is shared. Don't keep slot cleared before
3991 calling unshare_variable. Unshare set->vars if needed. Adjust
3992 unshare_variable callers. Clear dst_can_be_shared if needed.
3993 Even ->refcount == 1 vars must be unshared if set->vars is shared
3994 and var needs to be modified.
3995 (dataflow_set_union): Set traversed_vars during canonicalization.
3996 (VALUE_CHANGED, DECL_CHANGED): Define.
3997 (set_dv_changed, dv_changed_p): New static inlines.
3998 (track_expr_p): Clear DECL_CHANGED.
3999 (dump_dataflow_sets): Set it.
4000 (variable_was_changed): Call set_dv_changed.
4001 (emit_note_insn_var_location): Likewise.
4002 (changed_variables_stack): New variable.
4003 (check_changed_vars_1, check_changed_vars_2): New functions.
4004 (emit_notes_for_changes): Do nothing if changed_variables is
4005 empty. Traverse changed_variables with check_changed_vars_1,
4006 call check_changed_vars_2 on each changed_variables_stack entry.
4007 (emit_notes_in_bb): Add SET argument. Just clear it at the
4008 beginning, use it instead of local &set, don't destroy it at the end.
4009 (vt_emit_notes): Call dataflow_set_clear early on all
4010 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
4011 computed set, dataflow_set_clear also VTI(bb)->in when we are
4012 done with the basic block. Initialize changed_variables_stack,
4013 free it afterwards. If ENABLE_CHECKING verify that after noting
4014 differences to an empty set value_chains hash table is empty.
4015 (vt_initialize): Initialize value_chains and value_chain_pool.
4016 (vt_finalize): Delete value_chains htab, free value_chain_pool.
4017 (variable_tracking_main): Call dump_dataflow_sets before calling
4018 vt_emit_notes, not after it.
4019 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
4020 (propagate_var_def_into_debug_stmts): Declare.
4021 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
4022 (df_set_note): Reject debug insns.
4023 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
4024 add notes to debug insns.
4025 (df_note_bb_compute): Adjust. Likewise.
4026 (df_simulate_uses): Skip debug insns.
4027 (df_simulate_initialize_backwards): Likewise.
4028 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
4029 (subst_stack_regs_pat): Reject debug insns.
4030 (convert_regs_1): Handle debug insns.
4031 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
4032 (print-rtl.o): Depend on cselib.h.
4033 (cselib.o): Depend on TREE_PASS_H.
4034 (var-tracking.o): Depend on cselib.h and TARGET_H.
4035 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
4036 (init_ready_list): Skip boundary debug insns.
4037 (add_branch_dependences): Skip debug insns.
4038 (free_block_dependencies): Check for blocks with only debug insns.
4039 (compute_priorities): Likewise.
4040 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
4041 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
4043 (gimple_build_debug_bind_stat): New.
4044 (empty_body_p): Skip debug stmts.
4045 (gimple_has_side_effects): Likewise.
4046 (gimple_rhs_has_side_effects): Likewise.
4047 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
4048 (gimple_build_debug_bind_stat): Declare.
4049 (gimple_build_debug_bind): Define.
4050 (is_gimple_debug): New.
4051 (gimple_debug_bind_p): New.
4052 (gimple_debug_bind_get_var): New.
4053 (gimple_debug_bind_get_value): New.
4054 (gimple_debug_bind_get_value_ptr): New.
4055 (gimple_debug_bind_set_var): New.
4056 (gimple_debug_bind_set_value): New.
4057 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
4058 (gimple_debug_bind_reset_value): New.
4059 (gimple_debug_bind_has_value_p): New.
4060 (gsi_next_nondebug): New.
4061 (gsi_prev_nondebug): New.
4062 (gsi_start_nondebug_bb): New.
4063 (gsi_last_nondebug_bb): New.
4064 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
4065 (print_insn): Handle DEBUG_INSN.
4066 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
4067 of first insn prevail.
4068 (first_stmt): Skip debug stmts.
4069 (first_non_label_stmt): Likewise.
4070 (last_stmt): Likewise.
4071 (has_zero_uses_1): New.
4072 (single_imm_use_1): New.
4073 (verify_gimple_debug): New.
4074 (verify_types_in_gimple_stmt): Handle debug stmts.
4075 (verify_stmt): Likewise.
4076 (debug_loop_num): Skip debug stmts.
4077 (remove_edge_and_dominated_blocks): Remove dominators last.
4078 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
4079 (linearize_expr): Likewise.
4080 * config/i386/i386.c (ix86_delegitimize_address): Call
4081 default implementation.
4082 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
4083 (group_barrier_needed): Skip debug insns.
4084 (emit_insn_group_barriers): Likewise.
4085 (emit_all_insn_group_barriers): Likewise.
4086 (ia64_variable_issue): Handle debug insns.
4087 (ia64_dfa_new_cycle): Likewise.
4088 (final_emit_insn_group_barriers): Skip debug insns.
4089 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
4090 def cfa without frame.
4091 (process_set): Likewise.
4092 (process_for_unwind_directive): Pass frame on.
4093 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4094 (rs6000_delegitimize_address): New.
4095 (rs6000_debug_adjust_cost): Handle debug insns.
4096 (is_microcoded_insn): Likewise.
4097 (is_cracked_insn): Likewise.
4098 (is_nonpipeline_insn): Likewise.
4099 (insn_must_be_first_in_group): Likewise.
4100 (insn_must_be_last_in_group): Likewise.
4101 (force_new_group): Likewise.
4102 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
4103 contains only debug insns.
4104 (rtl_merge_blocks): Skip debug insns.
4105 (purge_dead_edges): Likewise.
4106 (rtl_block_ends_with_call_p): Skip debug insns.
4107 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
4108 (mark_reg_dependencies): Skip debug insns.
4109 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
4110 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
4111 * tree-ssa-threadedge.c
4112 (record_temporary_equivalences_from_stmts): Skip debug stmts.
4113 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
4114 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
4115 (copyprop_hardreg_forward_1): Handle debug insns.
4116 * reload1.c (reload): Skip debug insns. Replace unassigned
4117 pseudos in debug insns with their equivalences.
4118 (eliminate_regs_in_insn): Skip debug insns.
4119 (emit_input_reload_insns): Skip debug insns at first, adjust
4121 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
4122 (get_indirect_ref_operands): Pass opf_no_vops on.
4123 (get_expr_operands): Likewise. Skip debug stmts.
4124 (parse_ssa_operands): Scan debug insns with opf_no_vops.
4126 2009-09-01 Richard Henderson <rth@redhat.com>
4128 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
4129 stmt_ends_pp_p statements at least once.
4130 * tree-vrp.c (vrp_initialize): Likewise.
4131 (vrp_visit_stmt): Be prepared for non-interesting stmts.
4133 2009-09-01 Dodji Seketeli <dodji@redhat.com>
4136 Fix AIX bootstrap after PR debug/30161
4137 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
4138 that is a GNU extension.
4139 (tmpl_value_parm_die_table): Move the definition of this global
4140 outside #ifdef DWARF2_DEBUGGING_INFO region.
4142 2009-09-01 Richard Guenther <rguenther@suse.de>
4144 * tree.c (tree_expr_size): New function.
4145 * tree.h (tree_expr_size): Declare.
4146 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
4147 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
4148 * langhooks.c (lhd_expr_size): Remove.
4149 * langhooks.h (struct lang_hooks): Remove expr_size.
4150 * explow.c (expr_size): Use tree_expr_size.
4151 (int_expr_size): Likewise.
4152 * langhooks-def.h (lhd_expr_size): Remove.
4153 (LANG_HOOKS_EXPR_SIZE): Likewise.
4154 (LANG_HOOKS_INITIALIZER): Adjust.
4156 2009-09-01 Richard Guenther <rguenther@suse.de>
4158 * tree-flow.h (mark_addressable): Move declaration ...
4159 * tree.h (mark_addressable): ... here.
4160 * stmt.c (expand_asm_operands): Use mark_addressable, not
4161 lang_hooks.mark_addressable.
4162 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4163 LANG_HOOKS_MARK_ADDRESSABLE.
4164 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
4165 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
4167 2009-08-31 Chris Demetriou <cgd@google.com>
4169 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
4170 vectorize if not TARGET_SSE2.
4172 2009-08-31 DJ Delorie <dj@redhat.com>
4174 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
4175 registers if no coprocessor is enabled.
4177 2009-08-31 Dodji Seketeli <dodji@redhat.com>
4180 * cgraph.h (cgraph_get_node): Declare ...
4181 * cgraph.c (cgraph_get_node): ... new function.
4182 * dwarf2out.c (gen_generic_params_dies,
4183 generic_parameter_die, tree_add_const_value_attribute_for_decl,
4184 make_ith_pack_parameter_name,
4185 append_entry_to_tmpl_value_parm_die_table,
4186 gen_remaining_tmpl_value_param_die_attribute): New functions.
4187 (gen_subprogram_die): Generate debug info for template parameters
4188 if debug info level is higher than DINFO_LEVEL_TERSE.
4189 Use tree_add_const_value_attribute_for_decl instead of
4190 tree_add_const_value_attribute.
4191 (gen_const_die): Use tree_add_const_value_attribute_for_decl
4192 instead of tree_add_const_value_attribute.
4193 (gen_struct_or_union_type_die): Generate debug
4194 info for template parameters if debug info level is higher than
4196 (tree_add_const_value_attribute): Handle integral and pointer
4197 constants. Update comment.
4198 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
4199 (dwarf_attr_name): Support DW_AT_GNU_template_name.
4200 (reference_to_unused): Fix thinko. Remove redundant predicates from
4202 (tree_add_const_value_attribute): Make this work for constant
4204 tree_add_const_value_attribute_for_decl is to be used for variable
4206 (add_location_or_const_value_attribute): Use
4207 tree_add_const_value_attribute_for_decl now.
4208 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
4209 DW_TAG_template_value_param DIEs after function DIEs have been
4211 * langhooks.h (lang_hooks_for_types): Add
4212 get_argument_pack_elems.
4213 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
4214 (lang_hooks): Added get_innermost_generic_parms,
4215 get_innermost_generic_args.
4216 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
4217 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
4218 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
4219 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
4221 2009-08-31 DJ Delorie <dj@redhat.com>
4223 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
4224 it once we start generating the prologue or epilogue.
4225 (mep_call_saves_register): If the frame is locked, re-use
4227 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
4228 (mep_expand_prologue): Call it.
4229 (mep_expand_epilogue): Likewise.
4230 (mep_start_function): Use the same logic as mep_expand_prologue.
4231 (mep_pass_by_reference): Make logic more readable.
4232 (mep_return_in_memory): Zero-sized objects are passed in memory.
4233 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
4235 2009-08-31 Richard Guenther <rguenther@suse.de>
4237 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4238 to query if the memory regions for memmove overlap.
4239 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4240 asserts on pointers, instead deal with odd trees.
4241 (ptr_derefs_may_alias_p): Likewise.
4242 (refs_may_alias_p_1): Constructor bases also never alias.
4244 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
4246 * doc/install.texi (Final install): Adjust reference on where to
4247 order printed manuals.
4249 2009-08-30 Olivier Hainque <hainque@adacore.com>
4251 * dwarf2out.c (switch_to_frame_table_section): Move
4252 definition prior to first use.
4254 2009-08-30 Richard Guenther <rguenther@suse.de>
4256 PR tree-optimization/41186
4257 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
4258 (ao_ref_init_from_ptr_and_size): New function.
4259 (ref_maybe_used_by_call_p_1): Be more precise tracking
4260 used ranges for builtin functions.
4261 (ref_maybe_used_by_call_p): Adjust.
4262 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
4263 ranges for builtin functions.
4264 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
4266 2009-08-30 Alan Modra <amodra@bigpond.net.au>
4269 * fwprop.c (get_reg_use_in): Delete.
4270 (free_load_extend): New function.
4271 (forward_propagate_subreg): Use it.
4273 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
4275 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
4277 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
4280 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
4283 2009-08-29 Douglas B Rupp <rupp@gnat.com>
4285 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
4286 fini or fini_array section.
4288 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4290 * graphite-dependences.c (graphite_legal_transform_bb): Call
4291 pbb_remove_duplicate_pdrs.
4292 * graphite-poly.c (can_collapse_pdr): Removed.
4293 (pdr_find_duplicate): Removed.
4294 (can_collapse_pdrs): New.
4295 (pbb_remove_duplicate_pdrs): New.
4296 (new_poly_dr): Do not look for duplicates.
4297 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
4298 (PBB_PDR_DUPLICATES_REMOVED): New.
4299 (pbb_remove_duplicate_pdrs): Declared.
4301 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4303 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
4304 the strides by multiplying by PDR_NB_REFS.
4305 * graphite-poly.c (can_collapse_pdr): New.
4306 (pdr_find_duplicate): New.
4307 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
4308 Initialize PDR_NB_REFS.
4309 * graphite-poly.h (struct poly_dr): Add field nb_refs.
4311 (new_poly_dr): Number of subscripts is a graphite_dim_t.
4313 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4316 * graphite-poly.c (apply_poly_transforms): Remove legality test before
4319 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4321 * graphite-dependences.c (pddr_original_scattering): Return NULL
4322 for read-read dependence relations.
4323 * graphite-poly.h (enum poly_dr_type): Fix comment.
4326 (pdr_may_write_p): New.
4328 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4330 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
4331 (struct poly_dr): Same.
4332 (new_poly_dr): Same.
4333 * graphite-poly.c (new_poly_dr): Same.
4334 * graphite-dependences.c (dot_deps): Disable call to system.
4336 2009-08-28 Cary Coutant <ccoutant@google.com>
4339 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
4340 struct/union/enum types local to a function.
4342 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4343 Sebastian Pop <sebastian.pop@amd.com>
4345 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
4346 pbb_strip_mine_time_depth. Changed the implementation so that
4347 transformation is expressed as a transformation on
4348 time (scatttering) dimensions. Also, ensures that the 2d+1
4349 scheduling format is preserved.
4350 (pbb_strip_mine_profitable_p): Profitability is based on the
4351 iteration number of a given time (scattering) dimension,
4352 and not on a original loop depth dimension.
4353 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
4354 (pbb_do_strip_mine): Call psct_dynamic_dim.
4355 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
4356 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
4357 (pbb_nb_dynamic_scattering_transform): New.
4358 (psct_dynamic_dim): New.
4360 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4362 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4363 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4364 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
4365 * graphite-interchange.c (build_linearized_memory_access): Same.
4366 (memory_stride_in_loop): Same.
4368 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4370 * graphite-dependences.c (pddr_original_scattering): New.
4371 (graphite_legal_transform_dr): Call pddr_original_scattering.
4374 * graphite-dependences.h (dot_deps): Declared.
4375 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
4376 (print_pdr): Print PDR_ID.
4377 * graphite-poly.h (struct poly_dr): Add field id.
4380 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
4382 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4384 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
4385 not delete the original dependence relation.
4387 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4389 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
4390 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
4391 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
4392 (free_poly_ddr): New.
4393 (pddr_is_empty): New.
4394 (dependence_polyhedron_1): Now returns a poly_ddr_p.
4395 (dependence_polyhedron): Same. Remove useless gcc_assert.
4397 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
4398 (graphite_carried_dependence_level_k): Call pddr_is_empty.
4399 * graphite-dependences.h (enum poly_dependence_kind): New.
4400 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
4401 (PDRP_SOURCE): Renamed PDDR_SOURCE.
4402 (PDRP_SINK): Renamed PDDR_SINK.
4403 (PDRP_DDP): Renamed PDDR_DDP.
4405 (free_poly_ddr): Declared.
4406 * graphite-poly.c (new_scop): Use the new hash function names.
4407 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
4408 into original_pddrs.
4409 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
4411 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4413 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
4414 bounds with LT_EXPR to make niter analysis more precise on code
4415 generated by Graphite.
4417 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4419 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
4420 (graphite_legal_transform_bb): Same.
4421 (poly_drs_may_alias_p): Same.
4423 2009-08-28 Richard Guenther <rguenther@suse.de>
4425 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
4427 2009-08-28 Jan Beulich <jbeulich@novell.com>
4429 * config/i386/netware.c: Include langhooks.h.
4430 (i386_nlm_encode_section_info): Simplify.
4431 (netware_override_options): Delete.
4432 * config/i386/netware.h (netware_override_options): Delete
4434 (OVERRIDE_OPTIONS): Delete definition.
4435 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4436 (ASM_COMMENT_START): Define.
4437 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
4439 2009-08-28 Jan Beulich <jbeulich@novell.com>
4441 * configure.ac: For in-tree ld, do a plain version check to
4442 determine whether comdat groups are supported.
4443 * configure: Regenerate.
4445 2009-08-28 Olivier Hainque <hainque@adacore.com>
4447 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
4448 always defined. Reflect definition or absence of such for
4449 COLLECT_EXPORT_LIST. Readability helper.
4450 (scanfilter): New enum, to help control what symbols
4451 are to be considered or ignored by scan_prog_file.
4452 (enum pass): Rename as "scanpass", moved together with scanfilter
4453 prior to scan_prog_file's prototype.
4454 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
4455 Group prototype with the scanpass/scanfilter definitions, factorize
4456 head comments for the several implementations at the prototype.
4457 (main): Reorganize the first pass link control to let AIX
4458 drag only the needed frame tables in executables. Prevent
4459 frame tables collection during the scan aimed at static ctors.
4460 Pre-link and scan for frame tables later to compensate.
4461 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
4462 A C statement to issue assembly directives that create a reference
4463 to the given DWARF table identifier label from the current function
4465 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
4466 to differentiate first time section entry. Only emit a .data
4467 tables start identifier label the first time around.
4468 (switch_to_frame_table_section): New function. Helper for
4469 output_call_frame_info to switch possibly BACK into the eh_frame
4470 or the debug_frame section depending on FOR_EH.
4471 (output_call_frame_info): Use helper to first enter the proper
4473 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
4474 emit a link to the frame table start label from each function
4476 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4477 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
4478 * config/rs6000/rs6000-protos.h: Declare it.
4479 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
4481 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4483 * config/sh/sh.c (split_branches): Check the result of
4486 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4488 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4489 using -pthread -fopenmp
4491 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4493 * doc/service.texi (service directory): Update URL.
4495 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4497 PR rtl-optimization/40861
4498 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4499 extract word from a multi-word subreg for negative byte positions.
4501 2009-08-27 Tristan Gingold <gingold@adacore.com>
4502 Douglas B Rupp <rupp@gnat.com>
4504 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4505 (SECTION_VMS_OVERLAY): Define.
4506 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4508 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4510 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4511 common_object declarations.
4512 (ia64_section_type_flags): Set section flag for common_object.
4513 * config/ia64/ia64-protos.h
4514 (ia64_vms_output_aligned_decl_common): Declare.
4515 (ia64_vms_elf_asm_named_section): Declare.
4517 2009-08-27 Michael Matz <matz@suse.de>
4519 * expr.c (expand_expr_real_2): New function taking exploded
4520 unary or binary expression, split out from ...
4521 (expand_expr_real_1): ... here. Move over all unary/binary
4522 switch parts to above function, in particular these codes:
4523 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4524 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4525 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4526 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4527 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4528 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4529 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4530 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4531 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4532 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4533 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4534 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4535 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4536 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4537 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4538 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4539 VEC_PACK_FIX_TRUNC_EXPR.
4540 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4543 2009-08-27 Richard Guenther <rguenther@suse.de>
4545 * gengtype.c (main): Handle uint64_t.
4546 * ipa-utils.c (get_base_var): Indent properly.
4547 * tree-ssa-live.c (debug_scope_block): New function.
4548 * tree-flow.h (debug_scope_block): Declare.
4549 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4550 * basic-block.h (enum profile_status): Rename to
4551 enum profile_status_d.
4552 (x_profile_status): Adjust type.
4554 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4557 * dwarf2out.c (get_context_die): Declare this static function.
4558 (gen_type_die_with_usage): Make sure a DIE is a generated for
4559 the context of a typedef.
4561 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4563 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4566 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4568 * config/mips/mips-protos.h (mips_output_sync): Declare.
4569 (mips_sync_loop_insns): Likewise.
4570 (mips_output_sync_loop): Replace first two parameters with an rtx.
4571 * config/mips/mips.c (mips_multi_member): New structure.
4572 (mips_multi_members): New variable.
4573 (mips_multi_start): New function.
4574 (mips_multi_add): Likewise.
4575 (mips_multi_add_insn): Likewise.
4576 (mips_multi_add_label): Likewise.
4577 (mips_multi_last_index): Likewise.
4578 (mips_multi_copy_insn): Likewise.
4579 (mips_multi_set_operand): Likewise.
4580 (mips_multi_write): Likewise.
4581 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4582 (mips_init_print_operand_punct): Update accordingly.
4583 (mips_start_ll_sc_sync_block): New function.
4584 (mips_end_ll_sc_sync_block): Likewise.
4585 (mips_output_sync): Likewise.
4586 (mips_sync_insn1_template): Likewise.
4587 (mips_sync_insn2_template): Likewise.
4588 (mips_get_sync_operand): Likewise.
4589 (mips_process_sync_loop): Likewise.
4590 (mips_output_sync_loop): Use mips_process_sync_loop.
4591 (mips_sync_loop_insns): New function.
4592 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4593 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4594 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4595 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4596 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4597 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4598 (MIPS_SYNC_OLD_OP_12): Likewise.
4599 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4600 (MIPS_SYNC_NEW_OP_12): Likewise.
4601 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4602 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4603 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4604 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4605 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4606 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4607 * config/mips/mips.md (sync_mem): New attribute.
4608 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4609 (sync_exclusive_mask, sync_required_oldval): Likewise.
4610 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4611 (sync_release_barrier): Likewise.
4612 (length): Handle sync loops.
4613 (sync): Use mips_output_sync.
4614 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4615 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4616 and use mips_output_sync_loop.
4617 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4618 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4619 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4620 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4621 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4622 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4623 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4624 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4625 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4627 2009-08-26 Richard Guenther <rguenther@suse.de>
4630 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4631 the types to not match.
4632 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4634 * tree-ssa.c (useless_type_conversion_p): Conversions to
4635 pointers to unprototyped functions are useless.
4637 2009-08-26 Richard Guenther <rguenther@suse.de>
4639 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4640 whole-program condition, prepare to be called for non-globals.
4641 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4642 params build a representative with known type and track its fields.
4644 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4646 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4647 clearing by a taken branch.
4648 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4649 effectively after bbro pass.
4650 (sync_nand<mode>): Ditto.
4651 (sync_old_<fetchop_name><mode>): Ditto.
4652 (sync_old_nand<mode>): Ditto.
4653 (sync_new_<fetchop_name><mode>): Dito.
4654 (sync_new_nand<mode>): Ditto.
4655 (sync_compare_and_swap<mode>_1): Ditto.
4656 (*sync_compare_and_swap<mode>): Ditto.
4657 (sync_lock_test_and_set<mode>_1): Ditto.
4658 ("sync_lock_test_and_set<mode>): Ditto.
4660 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4662 * hwint.h (HOST_LONG_FORMAT): New macro
4663 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4664 Use HOST_PTR_PRINTF.
4665 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4666 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4667 (HOST_PTR_PRINTF): Document.
4669 2009-08-25 Jan Hubicka <jh@suse.cz>
4671 * config/i386/bmmintrin.h: Replace by #error.
4674 Michael Meissner <michael.meissner@amd.com>
4675 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4676 Tony Linthicum <tony.linthicum@amd.com>
4678 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4679 (TARGET_ROUND): New macro for the round/ptest instructions which
4680 are shared between SSE4.1 and SSE5.
4681 (OPTION_MASK_ISA_ROUND): Ditto.
4682 (OPTION_ISA_ROUND): Ditto.
4683 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4684 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4686 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4687 (-mfused-madd): New switch to give users control over whether the
4688 compiler optimizes to use the multiply/add SSE5 instructions.
4690 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4691 (ix86_handle_option): Turn off 3dnow if -msse5.
4692 (override_options): Add SSE5 support.
4693 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4695 (ix86_expand_sse_movcc): Add SSE5 support.
4696 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4697 vector type to the next largest size.
4698 (ix86_expand_sse5_pack): New function to use pperm to pack a
4699 vector type to the next smallest size.
4700 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4701 (IX86_BUILTIN_FMADDSD): Ditto.
4702 (IX86_BUILTIN_FMADDPS): Ditto.
4703 (IX86_BUILTIN_FMADDPD): Ditto.
4704 (IX86_BUILTIN_FMSUBSS): Ditto.
4705 (IX86_BUILTIN_FMSUBSD): Ditto.
4706 (IX86_BUILTIN_FMSUBPS): Ditto.
4707 (IX86_BUILTIN_FMSUBPD): Ditto.
4708 (IX86_BUILTIN_FNMADDSS): Ditto.
4709 (IX86_BUILTIN_FNMADDSD): Ditto.
4710 (IX86_BUILTIN_FNMADDPS): Ditto.
4711 (IX86_BUILTIN_FNMADDPD): Ditto.
4712 (IX86_BUILTIN_FNMSUBSS): Ditto.
4713 (IX86_BUILTIN_FNMSUBSD): Ditto.
4714 (IX86_BUILTIN_FNMSUBPS): Ditto.
4715 (IX86_BUILTIN_FNMSUBPD): Ditto.
4716 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4717 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4718 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4719 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4720 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4721 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4722 (IX86_BUILTIN_PPERM): Ditto.
4723 (IX86_BUILTIN_PERMPS): Ditto.
4724 (IX86_BUILTIN_PERMPD): Ditto.
4725 (IX86_BUILTIN_PMACSSWW): Ditto.
4726 (IX86_BUILTIN_PMACSWW): Ditto.
4727 (IX86_BUILTIN_PMACSSWD): Ditto.
4728 (IX86_BUILTIN_PMACSWD): Ditto.
4729 (IX86_BUILTIN_PMACSSDD): Ditto.
4730 (IX86_BUILTIN_PMACSDD): Ditto.
4731 (IX86_BUILTIN_PMACSSDQL): Ditto.
4732 (IX86_BUILTIN_PMACSSDQH): Ditto.
4733 (IX86_BUILTIN_PMACSDQL): Ditto.
4734 (IX86_BUILTIN_PMACSDQH): Ditto.
4735 (IX86_BUILTIN_PMADCSSWD): Ditto.
4736 (IX86_BUILTIN_PMADCSWD): Ditto.
4737 (IX86_BUILTIN_PHADDBW): Ditto.
4738 (IX86_BUILTIN_PHADDBD): Ditto.
4739 (IX86_BUILTIN_PHADDBQ): Ditto.
4740 (IX86_BUILTIN_PHADDWD): Ditto.
4741 (IX86_BUILTIN_PHADDWQ): Ditto.
4742 (IX86_BUILTIN_PHADDDQ): Ditto.
4743 (IX86_BUILTIN_PHADDUBW): Ditto.
4744 (IX86_BUILTIN_PHADDUBD): Ditto.
4745 (IX86_BUILTIN_PHADDUBQ): Ditto.
4746 (IX86_BUILTIN_PHADDUWD): Ditto.
4747 (IX86_BUILTIN_PHADDUWQ): Ditto.
4748 (IX86_BUILTIN_PHADDUDQ): Ditto.
4749 (IX86_BUILTIN_PHSUBBW): Ditto.
4750 (IX86_BUILTIN_PHSUBWD): Ditto.
4751 (IX86_BUILTIN_PHSUBDQ): Ditto.
4752 (IX86_BUILTIN_PROTB): Ditto.
4753 (IX86_BUILTIN_PROTW): Ditto.
4754 (IX86_BUILTIN_PROTD): Ditto.
4755 (IX86_BUILTIN_PROTQ): Ditto.
4756 (IX86_BUILTIN_PROTB_IMM): Ditto.
4757 (IX86_BUILTIN_PROTW_IMM): Ditto.
4758 (IX86_BUILTIN_PROTD_IMM): Ditto.
4759 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4760 (IX86_BUILTIN_PSHLB): Ditto.
4761 (IX86_BUILTIN_PSHLW): Ditto.
4762 (IX86_BUILTIN_PSHLD): Ditto.
4763 (IX86_BUILTIN_PSHLQ): Ditto.
4764 (IX86_BUILTIN_PSHAB): Ditto.
4765 (IX86_BUILTIN_PSHAW): Ditto.
4766 (IX86_BUILTIN_PSHAD): Ditto.
4767 (IX86_BUILTIN_PSHAQ): Ditto.
4768 (IX86_BUILTIN_FRCZSS): Ditto.
4769 (IX86_BUILTIN_FRCZSD): Ditto.
4770 (IX86_BUILTIN_FRCZPS): Ditto.
4771 (IX86_BUILTIN_FRCZPD): Ditto.
4772 (IX86_BUILTIN_CVTPH2PS): Ditto.
4773 (IX86_BUILTIN_CVTPS2PH): Ditto.
4774 (IX86_BUILTIN_COMEQSS): Ditto.
4775 (IX86_BUILTIN_COMNESS): Ditto.
4776 (IX86_BUILTIN_COMLTSS): Ditto.
4777 (IX86_BUILTIN_COMLESS): Ditto.
4778 (IX86_BUILTIN_COMGTSS): Ditto.
4779 (IX86_BUILTIN_COMGESS): Ditto.
4780 (IX86_BUILTIN_COMUEQSS): Ditto.
4781 (IX86_BUILTIN_COMUNESS): Ditto.
4782 (IX86_BUILTIN_COMULTSS): Ditto.
4783 (IX86_BUILTIN_COMULESS): Ditto.
4784 (IX86_BUILTIN_COMUGTSS): Ditto.
4785 (IX86_BUILTIN_COMUGESS): Ditto.
4786 (IX86_BUILTIN_COMORDSS): Ditto.
4787 (IX86_BUILTIN_COMUNORDSS): Ditto.
4788 (IX86_BUILTIN_COMFALSESS): Ditto.
4789 (IX86_BUILTIN_COMTRUESS): Ditto.
4790 (IX86_BUILTIN_COMEQSD): Ditto.
4791 (IX86_BUILTIN_COMNESD): Ditto.
4792 (IX86_BUILTIN_COMLTSD): Ditto.
4793 (IX86_BUILTIN_COMLESD): Ditto.
4794 (IX86_BUILTIN_COMGTSD): Ditto.
4795 (IX86_BUILTIN_COMGESD): Ditto.
4796 (IX86_BUILTIN_COMUEQSD): Ditto.
4797 (IX86_BUILTIN_COMUNESD): Ditto.
4798 (IX86_BUILTIN_COMULTSD): Ditto.
4799 (IX86_BUILTIN_COMULESD): Ditto.
4800 (IX86_BUILTIN_COMUGTSD): Ditto.
4801 (IX86_BUILTIN_COMUGESD): Ditto.
4802 (IX86_BUILTIN_COMORDSD): Ditto.
4803 (IX86_BUILTIN_COMUNORDSD): Ditto.
4804 (IX86_BUILTIN_COMFALSESD): Ditto.
4805 (IX86_BUILTIN_COMTRUESD): Ditto.
4806 (IX86_BUILTIN_COMEQPS): Ditto.
4807 (IX86_BUILTIN_COMNEPS): Ditto.
4808 (IX86_BUILTIN_COMLTPS): Ditto.
4809 (IX86_BUILTIN_COMLEPS): Ditto.
4810 (IX86_BUILTIN_COMGTPS): Ditto.
4811 (IX86_BUILTIN_COMGEPS): Ditto.
4812 (IX86_BUILTIN_COMUEQPS): Ditto.
4813 (IX86_BUILTIN_COMUNEPS): Ditto.
4814 (IX86_BUILTIN_COMULTPS): Ditto.
4815 (IX86_BUILTIN_COMULEPS): Ditto.
4816 (IX86_BUILTIN_COMUGTPS): Ditto.
4817 (IX86_BUILTIN_COMUGEPS): Ditto.
4818 (IX86_BUILTIN_COMORDPS): Ditto.
4819 (IX86_BUILTIN_COMUNORDPS): Ditto.
4820 (IX86_BUILTIN_COMFALSEPS): Ditto.
4821 (IX86_BUILTIN_COMTRUEPS): Ditto.
4822 (IX86_BUILTIN_COMEQPD): Ditto.
4823 (IX86_BUILTIN_COMNEPD): Ditto.
4824 (IX86_BUILTIN_COMLTPD): Ditto.
4825 (IX86_BUILTIN_COMLEPD): Ditto.
4826 (IX86_BUILTIN_COMGTPD): Ditto.
4827 (IX86_BUILTIN_COMGEPD): Ditto.
4828 (IX86_BUILTIN_COMUEQPD): Ditto.
4829 (IX86_BUILTIN_COMUNEPD): Ditto.
4830 (IX86_BUILTIN_COMULTPD): Ditto.
4831 (IX86_BUILTIN_COMULEPD): Ditto.
4832 (IX86_BUILTIN_COMUGTPD): Ditto.
4833 (IX86_BUILTIN_COMUGEPD): Ditto.
4834 (IX86_BUILTIN_COMORDPD): Ditto.
4835 (IX86_BUILTIN_COMUNORDPD): Ditto.
4836 (IX86_BUILTIN_COMFALSEPD): Ditto.
4837 (IX86_BUILTIN_COMTRUEPD): Ditto.
4838 (IX86_BUILTIN_PCOMEQUB): Ditto.
4839 (IX86_BUILTIN_PCOMNEUB): Ditto.
4840 (IX86_BUILTIN_PCOMLTUB): Ditto.
4841 (IX86_BUILTIN_PCOMLEUB): Ditto.
4842 (IX86_BUILTIN_PCOMGTUB): Ditto.
4843 (IX86_BUILTIN_PCOMGEUB): Ditto.
4844 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4845 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4846 (IX86_BUILTIN_PCOMEQUW): Ditto.
4847 (IX86_BUILTIN_PCOMNEUW): Ditto.
4848 (IX86_BUILTIN_PCOMLTUW): Ditto.
4849 (IX86_BUILTIN_PCOMLEUW): Ditto.
4850 (IX86_BUILTIN_PCOMGTUW): Ditto.
4851 (IX86_BUILTIN_PCOMGEUW): Ditto.
4852 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4853 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4854 (IX86_BUILTIN_PCOMEQUD): Ditto.
4855 (IX86_BUILTIN_PCOMNEUD): Ditto.
4856 (IX86_BUILTIN_PCOMLTUD): Ditto.
4857 (IX86_BUILTIN_PCOMLEUD): Ditto.
4858 (IX86_BUILTIN_PCOMGTUD): Ditto.
4859 (IX86_BUILTIN_PCOMGEUD): Ditto.
4860 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4861 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4862 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4863 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4864 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4865 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4866 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4867 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4868 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4869 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4870 (IX86_BUILTIN_PCOMEQB): Ditto.
4871 (IX86_BUILTIN_PCOMNEB): Ditto.
4872 (IX86_BUILTIN_PCOMLTB): Ditto.
4873 (IX86_BUILTIN_PCOMLEB): Ditto.
4874 (IX86_BUILTIN_PCOMGTB): Ditto.
4875 (IX86_BUILTIN_PCOMGEB): Ditto.
4876 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4877 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4878 (IX86_BUILTIN_PCOMEQW): Ditto.
4879 (IX86_BUILTIN_PCOMNEW): Ditto.
4880 (IX86_BUILTIN_PCOMLTW): Ditto.
4881 (IX86_BUILTIN_PCOMLEW): Ditto.
4882 (IX86_BUILTIN_PCOMGTW): Ditto.
4883 (IX86_BUILTIN_PCOMGEW): Ditto.
4884 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4885 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4886 (IX86_BUILTIN_PCOMEQD): Ditto.
4887 (IX86_BUILTIN_PCOMNED): Ditto.
4888 (IX86_BUILTIN_PCOMLTD): Ditto.
4889 (IX86_BUILTIN_PCOMLED): Ditto.
4890 (IX86_BUILTIN_PCOMGTD): Ditto.
4891 (IX86_BUILTIN_PCOMGED): Ditto.
4892 (IX86_BUILTIN_PCOMFALSED): Ditto.
4893 (IX86_BUILTIN_PCOMTRUED): Ditto.
4894 (IX86_BUILTIN_PCOMEQQ): Ditto.
4895 (IX86_BUILTIN_PCOMNEQ): Ditto.
4896 (IX86_BUILTIN_PCOMLTQ): Ditto.
4897 (IX86_BUILTIN_PCOMLEQ): Ditto.
4898 (IX86_BUILTIN_PCOMGTQ): Ditto.
4899 (IX86_BUILTIN_PCOMGEQ): Ditto.
4900 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4901 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4902 (enum multi_arg_type): New enum for describing the various SSE5
4903 intrinsic argument types.
4904 (bdesc_multi_arg): New table for SSE5 intrinsics.
4905 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4906 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4908 (ix86_expand_builtin): Add SSE5 intrinsic support.
4909 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4910 operand instructions.
4911 (ix86_expand_sse5_multiple_memory): New function to split the
4912 second memory reference from SSE5 instructions.
4913 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4914 (ix86_return_pops_args): Use stdarg_p to determine if the function
4915 has variable arguments.
4916 (ix86_setup_incoming_varargs): Ditto.
4917 (x86_this_parameter): Ditto.
4919 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4921 (ix86_expand_sse5_pack): Ditto.
4922 (ix86_sse5_valid_op_p): Ditto.
4923 (ix86_expand_sse5_multiple_memory): Ditto.
4925 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4926 constant for SSE5 support.
4927 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4928 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4929 (UNSPEC_SSE5_PERMUTE): Ditto.
4930 (UNSPEC_SSE5_ASHIFT): Ditto.
4931 (UNSPEC_SSE5_LSHIFT): Ditto.
4932 (UNSPEC_FRCZ): Ditto.
4933 (UNSPEC_CVTPH2PS): Ditto.
4934 (UNSPEC_CVTPS2PH): Ditto.
4935 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4937 (COM_FALSE_S): Ditto.
4938 (COM_FALSE_P): Ditto.
4939 (COM_TRUE_S): Ditto.
4940 (COM_TRUE_P): Ditto.
4941 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4942 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4944 (memory attribute): Ditto.
4945 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4946 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4947 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4948 (floor<mode>2): Ditto.
4949 (ceil<mode>2): Ditto.
4950 (btrunc<mode>2): Ditto.
4951 (nearbyintdf2): Ditto.
4952 (nearbyintsf2): Ditto.
4953 (sse_setccsf): Disable if SSE5.
4954 (sse_setccdf): Ditto.
4955 (sse5_setcc<mode>): New support for SSE5 conditional move.
4956 (sse5_pcmov_<mode>): Ditto.
4958 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4960 (SSEMODEF2P): Ditto.
4961 (ssemodesuffixf4): New mode attribute for SSE5.
4962 (ssemodesuffixf2s): Ditto.
4963 (ssemodesuffixf2c): Ditto.
4964 (sserotatemax): Ditto.
4965 (ssescalarmode): Ditto.
4966 (sse_maskcmpv4sf3): Disable if SSE5.
4967 (sse_maskcmpv2df3): Ditto.
4968 (sse_vmmaskcmpv4sf3): Ditto.
4969 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4970 (sse5_vmfmadd<mode>4): Ditto.
4971 (sse5_fmsub<mode>4): Ditto.
4972 (sse5_vmfmsub<mode>4): Ditto.
4973 (sse5_fnmadd<mode>4): Ditto.
4974 (sse5_vmfnmadd<mode>4): Ditto.
4975 (sse5_fnmsub<mode>4): Ditto.
4976 (sse5_vmfnmsub<mode>4): Ditto.
4977 (sse5i_fmadd<mode>4): Ditto.
4978 (sse5i_fmsub<mode>4): Ditto.
4979 (sse5i_fnmadd<mode>4): Ditto.
4980 (sse5i_fnmsub<mode>4): Ditto.
4981 (sse5i_vmfmadd<mode>4): Ditto.
4982 (sse5i_vmfmsub<mode>4): Ditto.
4983 (sse5i_vmfnmadd<mode>4): Ditto.
4984 (sse5i_vmfnmsub<mode>4): Ditto.
4985 (mulv16qi3): Add SSE5 support.
4987 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4988 (sse2_mulv4si3): Disable if SSE5.
4989 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4990 (sse4_1_roundps): Ditto.
4991 (sse4_1_roundsd): Ditto.
4992 (sse4_1_roundss): Ditto.
4993 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4995 (sse_maskcmpsf3): Ditto.
4996 (sse_vmmaskcmpv4sf3): Ditto.
4997 (sse2_maskcmpv2df3): Ditto.
4998 (sse2_maskcmpdf3): Ditto.
4999 (sse2_vmmaskcmpv2df3): Ditto.
5000 (sse2_eq<mode>3): Ditto.
5001 (sse2_gt<mode>3): Ditto.
5002 (sse5_pcmov_<mode>): Add SSE5 support.
5003 (vec_unpacku_hi_v16qi): Ditto.
5004 (vec_unpacks_hi_v16qi): Ditto.
5005 (vec_unpacku_lo_v16qi): Ditto.
5006 (vec_unpacks_lo_v16qi): Ditto.
5007 (vec_unpacku_hi_v8hi): Ditto.
5008 (vec_unpacks_hi_v8hi): Ditto.
5009 (vec_unpacku_lo_v8hi): Ditto.
5010 (vec_unpacks_lo_v8hi): Ditto.
5011 (vec_unpacku_hi_v4si): Ditto.
5012 (vec_unpacks_hi_v4si): Ditto.
5013 (vec_unpacku_lo_v4si): Ditto.
5014 (vec_unpacks_lo_v4si): Ditto.
5015 (sse5_pmacsww): New SSE5 intrinsic insn.
5016 (sse5_pmacssww): Ditto.
5017 (sse5_pmacsdd): Ditto.
5018 (sse5_pmacssdd): Ditto.
5019 (sse5_pmacssdql): Ditto.
5020 (sse5_pmacssdqh): Ditto.
5021 (sse5_pmacsdqh): Ditto.
5022 (sse5_pmacsswd): Ditto.
5023 (sse5_pmacswd): Ditto.
5024 (sse5_pmadcsswd): Ditto.
5025 (sse5_pmadcswd): Ditto.
5026 (sse5_pcmov_<move>): Conditional move support on SSE5.
5027 (sse5_phaddbw): New SSE5 intrinsic insn.
5028 (sse5_phaddbd): Ditto.
5029 (sse5_phaddbq): Ditto.
5030 (sse5_phaddwd): Ditto.
5031 (sse5_phaddwq): Ditto.
5032 (sse5_phadddq): Ditto.
5033 (sse5_phaddubw): Ditto.
5034 (sse5_phaddubd): Ditto.
5035 (sse5_phaddubq): Ditto.
5036 (sse5_phadduwd): Ditto.
5037 (sse5_phadduwq): Ditto.
5038 (sse5_phaddudq): Ditto.
5039 (sse5_phsubbw): Ditto.
5040 (sse5_phsubwd): Ditto.
5041 (sse5_phsubdq): Ditto.
5042 (sse5_pperm): Ditto.
5043 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5044 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5045 (sse5_pperm_sign_v8hi_v4si): Ditto.
5046 (sse5_pperm_zero_v8hi_v4si): Ditto.
5047 (sse5_pperm_sign_v4si_v2di): Ditto.
5048 (sse5_pperm_sign_v4si_v2di): Ditto.
5049 (sse5_pperm_pack_v2di_v4si): Ditto.
5050 (sse5_pperm_pack_v4si_v8hi): Ditto.
5051 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5052 (sse5_perm<mode>): New SSE5 intrinsic insn.
5053 (rotl<mode>3): Ditto.
5054 (sse5_rotl<mode>3): Ditto.
5055 (sse5_ashl<mode>3): Ditto.
5056 (sse5_lshl<mode>3): Ditto.
5057 (sse5_frcz<mode>2): Ditto.
5058 (sse5s_frcz<mode>2): Ditto.
5059 (sse5_cvtph2ps): Ditto.
5060 (sse5_cvtps2ph): Ditto.
5061 (sse5_vmmaskcmp<mode>3): Ditto.
5062 (sse5_com_tf<mode>3): Ditto.
5063 (sse5_maskcmp<mode>3): Ditto.
5064 (sse5_maskcmp_uns<mode>3): Ditto.
5065 (sse5_maskcmp_uns2<mode>3): Ditto.
5066 (sse5_pcom_tf<mode>3): Ditto.
5068 * config/i386/predicates.md (sse5_comparison_float_operator):
5069 New predicate to match the comparison operators supported by
5070 the SSE5 com instruction.
5071 (ix86_comparison_int_operator): New predicate to match just the
5072 signed int comparisons.
5073 (ix86_comparison_uns_operator): New predicate to match just the
5074 unsigned int comparisons.
5076 * doc/invoke.texi (-msse5): Add documentation.
5077 (-mfused-madd): Ditto.
5079 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5081 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5083 (x86_64-*-*): Ditto.
5085 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5087 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5088 intrinisics for SSE5.
5090 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5093 * config/i386/mmintrin-common.h: New file, to contain common
5094 instructions between SSE4.1 and SSE5.
5096 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5097 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5098 (gen_regparm_prefix): Ditto.
5100 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5101 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5102 prototype_p to determine if a function is prototyped.
5104 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
5106 * c-common.c (c_common_reswords) add the alignof keyword,
5107 with same RID as __alignof and __alignof__
5109 2009-08-25 Anatoly Sokolov <aesok@post.ru>
5111 * hooks.h (hook_bool_const_int_const_int_true): Declare.
5112 * hooks.c (hook_bool_const_int_const_int_true): New function.
5113 * target.h (struct gcc_target): Add can_eliminate field.
5114 * target-def.h (TARGET_CAN_ELIMINATE): Define.
5115 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
5116 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
5117 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
5118 (elim_table): Revise comment.
5119 * system.h (CAN_ELIMINATE): Poison.
5120 * defaults.h (CAN_ELIMINATE): Remove.
5121 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5123 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
5124 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
5126 (alpha_vms_can_eliminate): Declare as static, change return type to
5128 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
5130 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
5131 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
5132 (arm_can_eliminate): New function.
5134 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
5135 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
5136 (avr_can_eliminate): Declare as static.
5137 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
5139 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
5140 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
5141 (bfin_can_eliminate): New function.
5143 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
5144 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
5145 (crx_can_eliminate): New function.
5147 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
5148 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
5149 (fr30_can_eliminate): New function.
5151 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
5152 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
5153 (frv_can_eliminate): New function.
5155 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
5156 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
5157 (h8300_can_eliminate): New function.
5159 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
5160 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
5161 (i386_can_eliminate): Declare as static, change return type to bool.
5162 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
5164 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
5165 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
5166 (ia64_can_eliminate): New function.
5168 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
5169 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
5170 (iq2000_can_eliminate): New function.
5172 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
5173 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
5174 (m32r_can_eliminate): New function.
5176 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
5177 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
5178 (m68hc11_can_eliminate): New function.
5180 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
5181 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
5182 (m68k_can_eliminate): New function.
5184 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
5185 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
5186 (mep_can_eliminate): New function.
5188 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
5189 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
5190 (mips_can_eliminate): New function.
5192 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
5193 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
5194 (rs6000_can_eliminate): New function.
5196 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
5197 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
5198 (s390_can_eliminate): Declare as static.
5199 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
5201 * config/score/score.h (CAN_ELIMINATE): Remove macro.
5202 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
5203 (score_can_eliminate): New function.
5205 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
5206 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
5207 (sparc_can_eliminate): Declare as static.
5208 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
5210 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
5211 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
5212 (xstormy16_can_eliminate): New function.
5214 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
5215 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
5216 (v850_can_eliminate): New function.
5218 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
5220 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
5221 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
5222 (*movdfcc_ext[1234]): Disable for IEEE mode.
5224 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
5226 * gimplify.c (prepare_gimple_addressable): New static function.
5227 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
5229 (gimplify_addr_expr): Invoke it similarly on the operand instead of
5230 manually fiddling with it.
5232 2009-08-25 Michael Matz <matz@suse.de>
5234 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
5235 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
5237 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
5238 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
5239 (do_jump): Split out code for simple binary comparisons into ...
5240 (do_jump_1): ... this, taking the individual operands and code.
5241 Change callers to helper function above accordingly.
5242 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
5245 2009-08-25 Michael Matz <matz@suse.de>
5247 * expr.h (struct separate_ops, sepops): New type for passing
5248 around an exploded simple expression.
5249 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
5250 Use this structure instead of expression tree.
5251 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
5252 expression, only its type.
5253 (expand_vec_cond_expr): Take type and individual operands instead
5255 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
5256 expand_vec_shift_expr): Change prototype accordingly.
5257 * tree-vect-stmts.c (vectorizable_condition): Change call of
5258 expand_vec_cond_expr_p to pass only type.
5259 * expr.c (do_store_flags): Change prototype and implementation
5260 to take an exploded expression.
5261 (expand_expr_real_1): New local ops initialized with details
5262 of the full expression. Use it instead of full
5263 expression in calls to do_store_flags, expand_vec_cond_expr,
5264 expand_widen_pattern_expr and expand_vec_shift_expr.
5266 2009-08-25 Michael Matz <matz@suse.de>
5268 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
5269 treeop2 initialized with first three operands of the full expression.
5270 Substitute all TREE_OPERAND (exp, [012]) calls with them.
5272 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
5274 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
5275 (__gthread_objc_condition_allocate): Mark arguments as unused.
5276 (__gthread_objc_condition_deallocate): Likewise.
5277 (__gthread_objc_condition_wait): Likewise.
5278 (__gthread_objc_condition_broadcast): Likewise.
5279 (__gthread_objc_condition_signal): Likewise.
5280 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
5281 (__gthread_objc_thread_id): Likewise.
5283 2009-08-25 Janus Weil <janus@gcc.gnu.org>
5286 * tree-pretty-print.c (print_call_name): Print the correct call name
5287 for procedure pointer components.
5289 2009-08-24 Steve Ellcey <sje@cup.hp.com>
5291 * config/ia64/ia64.c (ia64_promote_function_mode): Call
5292 default_promote_function_mode when not VMS.
5294 2009-08-24 Olivier Hainque <hainque@adacore.com>
5296 * convert.c (convert_to_integer): Don't assume an input pointer is
5297 POINTER_SIZE wide. Fetch from the type instead.
5299 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5301 * configure.ac (AC_PREREQ): Bump to 2.64.
5303 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
5305 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
5306 (process_command): Don't search standard_exec_prefix_1 and
5307 standard_exec_prefix_2.
5309 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5311 * config/arm/arm.c (output_return_instruction): Handle for
5314 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5316 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
5318 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5320 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
5321 (*arm_movdf_vfp): Likewise.
5323 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5325 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
5326 (vashr<mode>3): Rename from ashr<mode>3.
5327 (vlshr<mode>3): Rename from lshr<mode>3.
5329 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
5332 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
5333 (check_format_info_main): Use scalar_identify_flag.
5334 (check_format_types): Check for scalar size identity if
5335 scalar_identify_flag is set.
5336 (printf_length_specs): Extend by new field.
5337 (asm_fprintf_length_specs): Likewise.
5338 (gcc_diag_length_specs): Likewise.
5339 (scanf_length_specs): Likewise.
5340 (strfmon_length_specs): Likewise.
5341 (gcc_gfc_length_specs): Likewise.
5342 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
5343 (ms_printf_flag_specs): Likewise.
5344 * c-format.h (format_length_info): Add new member scalar_identity_flag.
5346 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
5349 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
5350 (*call_value_pop_1): Ditto.
5351 (*sibcall_pop_1): New insn pattern.
5352 (*sibcall_value_pop_1): Ditto.
5354 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5357 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
5360 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5363 * fwprop.c (try_fwprop_subst): Allow multiple sets.
5364 (get_reg_use_in): New function.
5365 (forward_propagate_subreg): Propagate through subreg of zero_extend
5368 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
5370 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
5371 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5373 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5375 * configure.ac: Remove --with-datarootdir, --with-docdir,
5376 --with-htmldir switches. No need to call AC_SUBST for
5377 datarootdir, docdir, htmldir any more.
5378 * configure: Regenerate.
5379 * doc/install.texi (Configuration): Document --datarootdir,
5380 --docdir, --htmldir, --pdfdir; update documentation for
5381 --infodir, --mandir.
5382 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
5385 * aclocal.m4: Regenerate.
5386 * config.in: Regenerate.
5387 * configure: Regenerate.
5389 2009-08-21 Douglas B Rupp <rupp@gnat.com>
5390 Olivier Hainque <hainque@adacore.com>
5392 * config/ia64/ia64.c: Include libfuncs.h.
5393 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
5394 (ia64_expand_call): Use reg 25 on VMS.
5395 (ia64_initialize_trampoline): Fix for VMS ABI.
5396 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
5397 (ia64_function_arg): Initialize reg 25 on VMS.
5398 Fix OpenVMS ABI issues for varargs.
5399 For OpenVMS, emit the Argument Information register set in the
5400 incoming/sibcall case as well.
5401 (ia64_arg_type): New function.
5402 (ia64_function_arg_advance): Keep track of cum->words.
5403 Fix OpenVMS ABI issues for varargs.
5404 (ia64_function_value): On VMS, promote mode of non-aggregate types.
5405 (ia64_override_options): Set flag_no_common on VMS.
5406 (ia64_init_builtins): Disable FWRITE builtin.
5407 (ia64_asm_output_external): Call DO_CRTL_NAMES.
5408 (ia64_vms_init_libfuncs): Add decc$ routines.
5409 (ia64_vms_valid_pointer_mode): New function.
5410 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
5411 (ia64_promote_function_mode): New function
5412 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
5413 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
5414 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5415 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
5416 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
5417 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
5418 Suppress trailing '#' if VALUE is numeric.
5419 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
5420 ia64_promote_function_mode.
5421 (TARGET_VALID_POINTER_MODE): Define.
5423 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5426 * config/rs6000/rs6000.c (rs6000_override_options): Use
5427 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
5430 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
5431 reporting of vector + decimal/boolean/complex error.
5433 2009-08-21 Jakub Jelinek <jakub@redhat.com>
5435 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
5436 __vector double TYPE_DECL.
5438 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
5440 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
5441 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
5442 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
5443 to pointer to enum machine_mode. Update all callers as needed.
5445 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
5447 * config/alpha/alpha.md (exception_receiver): Emit alternative
5448 GP load sequence if flag_reorder_blocks_and_partition is set.
5449 (*exception_receiver_2): Also enable when
5450 flag_reorder_blocks_and_partition is set.
5452 2009-08-20 Matt Rice <ratmice@gmail.com>
5453 Diego Novillo <dnovillo@google.com>
5455 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
5458 2009-08-20 Richard Guenther <rguenther@suse.de>
5460 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
5461 * c-tree.h (c_dup_lang_specific_decl): Remove.
5462 (struct lang_decl, struct lang_type): Move definitions ...
5463 * c-lang.h: ... here. New file.
5464 * c-decl.c: Include c-lang.h.
5465 (c_dup_lang_specific_decl): Remove.
5466 * c-typeck.c: Include c-lang.h.
5467 * Makefile.in (c-decl.o): Add c-lang.h dependency.
5468 (c-typeck.o): Likewise.
5469 * c-config-lang.in (gtfiles): Add c-lang.h.
5470 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
5473 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
5475 * config/alpha/alpha.c (alpha_end_function): Do not clear
5476 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5477 this is now handled in generic code.
5479 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5481 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
5482 (s390_z10_fix_long_loop_prediction): New function.
5483 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
5484 (s390_reorg): Walk over the INSNs and invoke
5485 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5487 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5489 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5490 "*brx_64bit", "*brx_31bit"): New patterns.
5491 * config/s390/s390.c ('E'): New output modifier.
5493 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5494 Richard Earnshaw <richard.earnshaw@arm.com>
5496 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5497 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5499 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5501 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5503 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5504 for mode mode of operand0 when doing secondary reload for SAR.
5506 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5509 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5510 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5512 2009-08-19 Jason Merrill <jason@redhat.com>
5514 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5515 supported template depth in C++0x.
5517 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5519 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5520 free_after_compilation.
5521 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5522 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5523 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5524 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5525 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5526 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5527 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5529 2009-08-19 Ian Lance Taylor <iant@google.com>
5531 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5532 of (plus (mult (neg B) C) A).
5534 2009-08-18 Michael Matz <matz@suse.de>
5536 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5537 instead of comparing TYPE_MAIN_VARIANT for equality.
5538 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5539 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5540 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5541 * gimplify.c (goa_lhs_expr_p): Ditto and use
5542 STRIP_USELESS_TYPE_CONVERSION.
5544 2009-08-18 Michael Matz <matz@suse.de>
5546 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5547 first field in a struct.
5548 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5550 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5552 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5553 locators before emit_insn is called. Remove assert that
5555 (alpha_end_function): Clear crtl->emit structure and free insn
5556 locators if cfun->is_thunk is true.
5558 2009-08-18 Jason Merrill <jason@redhat.com>
5560 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5562 * configure.ac: Test for it.
5563 * configure, config.in: Regenerate.
5564 * doc/install.texi: Document --enable-gnu-unique-object.
5566 2009-08-18 Richard Guenther <rguenther@suse.de>
5569 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5570 pow(x,y*z) only if x is nonnegative.
5572 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5574 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5578 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5579 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5581 2009-08-17 DJ Delorie <dj@redhat.com>
5583 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5584 * config/m32c/prologue.md (epilogue_freit): New.
5586 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5587 (bank_switch_p): Likewise.
5588 (fast_interrupt_p): Likewise.
5589 (interrupt_p): Likewise.
5590 (m32c_conditional_register_usage): Round memregs size up.
5591 (need_to_save): We only need to save $a0 when we use ENTER.
5592 (interrupt_p): Check for fast_interrupt too.
5593 (bank_switch_p): New.
5594 (fast_interrupt_p): New.
5595 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5596 (m32c_emit_prolog): Support bank switching and fast interrupts.
5597 * doc/extend.texi (Function Attributes): Add bank_switch and
5600 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5602 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5603 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5605 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5607 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5608 (menu): Add IA-64/VMS Options.
5609 (IA-64/VMS Options): Likewise.
5611 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5614 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5616 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5618 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5619 (mips_pop_asm_switch): Likewise.
5620 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5622 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5623 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5624 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5625 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5626 instead of set_noreorder.
5627 (mips_output_function_prologue): Use the new functions.
5628 (mips_output_function_epilogue): Likewise.
5629 (mips_need_noat_wrapper_p): New function, split out from...
5630 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5631 Use mips_push_asm_switch and mips_pop_asm_switch.
5632 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5633 and mips_pop_asm_switch.
5634 (ASM_OUTPUT_REG_POP): Likewise.
5635 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5636 Use mips_pop_asm_switch.
5637 (mips_asm_switch): New structure.
5638 (set_noreorder, set_nomacro): Replace with...
5639 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5640 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5641 instead of set_nomacro.
5642 (fix_truncsfsi2_macro): Likewise.
5643 (cprestore): Likewise.
5644 (hazard): Use mips_noreorder instead of set_noreorder.
5645 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5647 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5649 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5650 from prev_active_insn.
5652 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5654 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5655 * config/avr/avr.c (avr_override_options): Initialize
5656 avr_current_arch variable.
5657 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5658 __AVR_HAVE_16BIT_SP__ according to the device type.
5659 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5661 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5662 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5664 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5667 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5668 generating inlined subroutine die only. We shouldn't be
5669 called for anything else.
5670 (gen_block_die): Don't generate inline subroutine debug info for
5673 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5675 * graphite-poly.c (print_pbb): Print PBB index.
5677 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5680 * graphite-interchange.c (ppl_max_for_le): Moved...
5681 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5682 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5683 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5684 * graphite-ppl.h (ppl_max_for_le): Declared.
5686 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5688 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5689 supported on all platforms.
5690 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5691 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5692 * c-pragma.c: Likewise.
5693 * target-def.h (TARGET_INITIALIZER): Remove
5694 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5695 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5697 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5699 * config/ia64/fde-vms.c: New file.
5700 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5701 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5702 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5703 (uw_frame_state_for): Only register a personality routine if it is
5704 known to be compatible with our expectations.
5705 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5706 Declare unw_table_entry stack variable and
5707 mod all calls to _Unwind_FindTableEntry to add arg.
5708 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5709 (_Unwind_FindTableEntry): Add arg to prototype.
5711 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5713 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5714 field 'signal_pfs_loc'.
5715 (uw_frame_state_for): Remove duplicate code dealing with leaf
5716 procedures without unwind info.
5717 If in the frame after unwinding through a signal handler, restore
5718 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5719 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5720 'pfs_loc' to the AR.PFS location in the signal context; instead
5721 set 'signal_pfs_loc'.
5722 Manually generate the unwind info for the AR.PFS register.
5723 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5724 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5725 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5726 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5727 instead set 'signal_pfs_loc'.
5728 Remove code preventing the AR.PFS register from being restored
5729 from the signal context.
5731 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5732 Tristan Gingold <gingold@adacore.com>
5734 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5735 * config/ia64/t-vms: New file.
5736 * config/ia64/vms64.h: New file.
5737 * config/ia64/vms.h: New file.
5738 * config/ia64/vms-crtinit.asm: New file.
5739 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5740 * config/ia64/vms-unwind.h: New file.
5742 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5744 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5747 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5750 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5752 * real.h (do_mpc_arg2): ... here.
5753 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5756 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5758 * final.c (add_debug_prefix_map): Don't use GC memory for
5759 old_prefix and new_prefix.
5761 2009-08-14 Richard Guenther <rguenther@suse.de>
5763 * ipa-prop.c (compute_complex_pass_through): If we cannot
5764 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5766 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5768 * c-lex.c (c_lex_with_flags): Increase size of local variable
5769 to avoid memory clobber.
5771 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5774 * config/i386/i386.c (ix86_fp_comparison_strategy):
5775 Only enable/disable sahf at function granularity.
5777 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5779 PR rtl-optimization/41064
5780 * reload1.c (reload_as_needed): Don't call extract_insn
5781 for known invalid replacements after calling
5782 validate_replace_rtx_group and verify_changes.
5784 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5787 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5788 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5789 ix86_expand_fp_vcond.
5790 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5791 Assert that operation is supported by ix86_expand_int_vcond.
5792 (vcondu<SSEMODE124C8:mode>): Ditto.
5794 2009-08-13 DJ Delorie <dj@redhat.com>
5796 * config/i386/djgpp-stdint.h: New.
5797 * config.gcc (djgpp): Use it.
5799 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5801 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5802 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5804 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5806 * tree-ssa-loop-prefetch.c
5807 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5808 for long-stride pruning.
5809 (compute_miss_rate): New function to compute the probability
5810 that two memory references access different cache lines.
5812 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5814 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5816 2009-08-13 Richard Guenther <rguenther@suse.de>
5819 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5820 use the constant pointer type.
5821 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5822 of CV qualifiers on the target pointer type.
5823 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5824 conversion check before restrict check.
5826 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5829 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5831 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5833 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5835 2009-08-12 Richard Guenther <rguenther@suse.de>
5837 PR tree-optimization/41011
5838 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5839 and reference constructing.
5841 2009-08-12 Xinliang David Li <davidxl@google.com>
5843 PR tree-optimization/41012
5844 * tree-flow.h : New external interface.
5845 * gimple-low.c (check_call_arg): Change to public function.
5846 Remove argument mismatch check in lowering.
5847 * tree-inline.h (tree_can_inline_p): Interface change.
5848 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5850 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5851 Call change to tree_can_inline_p function.
5852 (cgraph_decide_inlining_incrementally): Ditto.
5854 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5856 PR tree-optimization/41031
5857 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5858 on the partition variable rather than promote_mode on the source
5859 type. Assert that the partition variable's type has the same
5860 mode as the source value's.
5862 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5864 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5865 for for_return == 2.
5866 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5868 * calls.c (expand_call): Fix typo.
5869 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5871 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5873 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5874 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5875 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5876 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5878 2009-08-12 Andrew Haley <aph@redhat.com>
5880 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5882 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5885 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5887 2009-08-12 Richard Guenther <rguenther@suse.de>
5889 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5890 * gimplify.c (gimplify_modify_expr): Do not use
5891 lang_hooks.types_compatible_p.
5892 * tree-ssa.c (useless_type_conversion_p): For aggregates
5893 just return false if the canonical types differ.
5895 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5898 * sese.c (convert_for_phi_arg): New.
5899 (add_guard_exit_phis): Use convert_for_phi_arg.
5901 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5903 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5904 unknown subscript upper bounds.
5906 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5907 Pranav Garg <pranav.garg2107@gmail.com>
5909 * graphite-interchange.c (gather_access_strides): Removed.
5910 (ppl_max_for_le): New.
5911 (build_linearized_memory_access): New.
5912 (memory_stride_in_loop): New.
5913 (pbb_interchange_profitable_p): Reimplemented.
5914 * graphite-ppl.h (ppl_new_id_map): New.
5915 (ppl_interchange): New.
5917 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5919 * graphite-interchange.c (compute_subscript): Removed.
5920 (compute_array_size_cstr): Removed.
5921 (compute_array_size_poly): Removed.
5922 (compute_array_size): Removed.
5923 (gather_access_strides_poly): Removed.
5924 (gather_access_strides): Empty.
5926 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5928 * graphite-dependences.c (dependence_polyhedron_1): Replace
5929 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5930 (graphite_legal_transform_dr): Same.
5931 (graphite_carried_dependence_level_k): Same.
5932 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5933 Initialize PDR_NB_SUBSCRIPTS.
5934 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5936 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5937 (PDR_NB_SUBSCRIPTS): New.
5938 (pdr_nb_subscripts): Removed.
5939 (pdr_dim): Simplified.
5940 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5941 with PDR_NB_SUBSCRIPTS.
5943 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5945 * graphite-interchange.c (compute_array_size): Remove use of
5947 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5948 Do not initialize PDR_DATA_CONTAINER.
5949 (print_pdr): Do not print PDR_DATA_CONTAINER.
5950 * graphite-poly.h (struct poly_dr): Remove data_container field.
5951 (PDR_DATA_CONTAINER): Removed.
5952 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5954 (build_poly_dr): Same.
5956 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5957 Sebastian Pop <sebastian.pop@amd.com>
5959 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5960 copy of the dependence polyhedron. Free the temporary objects.
5961 (graphite_carried_dependence_level_k): Free unused objects before
5964 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5966 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5967 Early return without analyzing the data dependences if no
5968 transform has been done. Call restore_scattering if the transform
5970 (graphite-interchange.c): Same.
5971 * graphite-poly.c (print_scattering_function): Test for
5973 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5974 (apply_poly_transforms): Do not gcc_assert that
5975 the transform is legal.
5976 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5977 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5978 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5979 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5980 * graphite-poly.h (struct poly_scattering): New.
5981 (struct poly_bb): Add original, transformed, and saved fields.
5982 Remove transformed_scattering, original_scattering,
5983 nb_local_variables and nb_scattering_transform fields.
5984 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5985 (poly_scattering_new): New.
5986 (poly_scattering_free): New.
5987 (poly_scattering_copy): New.
5988 (store_scattering_pbb): New.
5989 (store_scattering): New.
5990 (restore_scattering_pbb): New.
5991 (restore_scattering): New.
5992 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5993 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5995 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5997 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
6000 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6002 * Makefile.in (graphite.o): Depends on PREDICT_H.
6003 * graphite.c: Include predict.h.
6004 (graphite_finalize): Call tree_estimate_probability.
6005 * predict.c (predict_loops): Do not call scev_initialize and
6007 (tree_estimate_probability_bb): New.
6008 (tree_estimate_probability): Do not initialize loops: move that
6009 code to the driver. Call tree_estimate_probability_bb.
6010 (tree_estimate_probability_driver): New.
6011 (pass_profile): Use tree_estimate_probability_driver.
6012 * predict.h (tree_estimate_probability): Declared.
6014 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6016 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
6017 * graphite-dependences.c (graphite_legal_transform): Add time to
6018 TV_GRAPHITE_DATA_DEPS.
6019 (dependency_between_pbbs_p): Same.
6020 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
6022 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
6024 PR rtl-optimization/41033
6025 * alias.c (nonoverlapping_component_refs_p): Punt when strict
6026 aliasing is disabled.
6028 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6030 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
6031 si_mask_operand, and_load_operand, low_bitmask_operand,
6032 and_reg_operand, and_operand): New predicates.
6033 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
6034 * config/mips/mips.c (and_operands_ok): New function.
6035 * config/mips/mips-protos.h (and_operands_ok): Declare it.
6036 * config/mips/mips.md (move_type): Add ext_ins and logical.
6037 (type): Handle them.
6038 (and<mode>3): Use and_reg_operand as the second operand's predicate.
6039 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
6040 shift_shift. Remove commutative constraint modifier.
6041 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
6043 (*clear_upper32_dext): Remove define_insn_and_split.
6044 (*clear_upper32): Turn this define_insn_and_split ...
6045 (splitter for ANDing register with 0xffff_ffff): .. into this.
6047 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6049 * combine.c (try_widen_shift_mode): Factor out code to check if an
6050 integer constant is a low-order bitmask from here ...
6051 * rtlanal.c (low_bitmask_len): ... to here.
6052 * rtl.h (low_bitmask_len): Declare.
6054 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
6057 * config/alpha/alpha.md (addsi3): Remove expander.
6058 (addsi3): Rename from *addsi3_internal insn pattern.
6059 (subsi3): Remove expander.
6060 (subsi3): Rename from *subsi3_internal insn pattern.
6062 2009-08-11 Douglas B Rupp <rupp@gnat.com>
6064 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
6067 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
6068 Eric Botcazou <botcazou@adacore.com>
6069 Douglas B Rupp <rupp@gnat.com>
6071 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
6072 that records that fit in 64 bits are returned by immediate value,
6073 as required by OpenVMS Calling Standard.
6074 (function_value): Adjust for above modification.
6075 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
6076 virtual_incoming_args_rtx as base object, not next_arg.
6077 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6079 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6081 * reload.c (find_reloads_subreg_address): Check the original
6082 req_equiv_mem address to detect the case where an address is
6083 not valid in the outer mode.
6085 2009-08-11 Richard Guenther <rguenther@suse.de>
6088 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
6090 2009-08-10 Douglas B Rupp <rupp@gnat.com>
6092 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
6093 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
6095 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
6096 Douglas B Rupp <rupp@gnat.com>
6098 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
6099 PT_STACK when frame_pointer_needed on OpenVMS.
6100 (alpha_pv_save_size, alpha_using_fp): Remove.
6101 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
6102 with proper processing for PT_NULL.
6103 (alpha_vms_initial_elimination_offset): New function. Support for
6104 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
6105 (alpha_sa_size): Force procedure type to PT_STACK when
6106 frame_pointer_needed on OpenVMS.
6107 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
6108 (alpha_using_fp): Likewise.
6109 (alpha_vms_can_eliminate): Add prototype.
6110 (alpha_vms_initial_elimination_offset): Likewise.
6111 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
6112 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
6114 2009-08-10 Eric Botcazou <botcazou@adacore.com>
6115 Douglas B Rupp <rupp@gnat.com>
6117 * config/alpha/alpha.c (common_object_handler): New function.
6118 (vms_attribute_table): Declare a single attribute "common_object".
6119 (vms_output_aligned_decl_common): New global function.
6120 (SECTION_VMS_OVERLAY): Delete.
6121 (SECTION_VMS_GLOBAL): Likewise.
6122 (SECTION_VMS_INITIALIZE): Likewise.
6123 (vms_asm_named_section): Remove support for above flags.
6124 (vms_section_type_flags): Delete.
6125 (TARGET_SECTION_TYPE_FLAGS): Likewise.
6126 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
6127 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6128 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
6130 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6133 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
6134 (sub_ddmmss): Likewise.
6136 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
6139 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
6142 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6145 * reload1.c (reload_as_needed): Use cancel_changes to completely
6146 undo a failed replacement attempt.
6148 2009-08-10 Richard Guenther <rguenther@suse.de>
6151 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
6152 (useless_type_conversion_p): ... here. Require pointer targets
6155 2009-08-10 Dodji Seketeli <dodji@redhat.com>
6158 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
6159 loose the original type of the statement list.
6161 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6163 * config/alpha/alpha.c: Include libfuncs.h
6164 (avms_asm_output_extern): New function.
6165 (alpha_init_libfuncs): Init some decc libfuncs.
6166 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
6167 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
6168 (DO_CRTL_NAMES): Define.
6170 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
6171 (LONG_TYPE_SIZE): Define.
6172 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
6173 (SUBTARGET_SWITCHES): Define malloc64 switch.
6174 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
6175 (MASK_RETURN_ADDR): Define.
6176 doc/invoke.texi (mmalloc64): Document switch.
6178 2009-08-09 Olivier Hainque <hainque@adacore.com>
6179 Douglas B Rupp <rupp@gnat.com>
6181 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
6182 uses_condition_handler.
6183 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
6184 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
6185 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
6186 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
6187 (code_for_builtin): New insn codes for the new alpha_builtins.
6188 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
6189 (alpha_sa_size): Account for uses_condition_handler.
6190 (alpha_expand_prologue): Likewise.
6191 (alpha_start_function): Likewise.
6192 (alpha_expand_epilogue): Likewise.
6193 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
6194 establish/revert expanders.
6195 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
6196 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
6197 New expander, resorting to the alpha.c associated function.
6198 (builtin_revert_vms_condition_handler): Likewise.
6199 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
6200 __gcc_shell_handler, the static VMS condition handler used as
6201 an indirection wrapper to the current dynamically established
6203 * config/alpha/vms-unwind.h: Complete rewrite.
6204 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
6205 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
6207 2009-08-09 Eric Botcazou <botcazou@adacore.com>
6208 Douglas B Rupp <rupp@gnat.com>
6210 * config/alpha/alpha.c (alpha_links): Add 'target' field.
6211 (alpha_need_linkage): Handle aliases. Return function symbol.
6212 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
6213 Use ultimate alias target for the linkage name.
6214 * config/alpha/alpha.md (movmemdi): Use the symbol returned
6215 by alpha_need_linkage for the function symbol.
6216 (setmemdi): Likewise.
6218 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6220 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
6221 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
6222 (ASM_WEAKEN_LABEL): Define.
6223 (CRT_CALL_STATIC_FUNCTION): Define.
6224 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
6225 (ENDFILE_SPEC): Define.
6226 (INIT_SECTION_ASM_OP): Define.
6227 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
6228 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
6230 (MULTILIB_OSDIRNAMES): Define.
6231 (shlib_version): Define.
6232 (SHLIB_EXT): Define.
6233 (SHLIB_OBJS): Define.
6234 (SHLIB_NAME): Define.
6235 (SHLIB_MULTILIB): Define.
6236 (SHLIB_INSTALL): Define.
6237 (SHLIB_SYMVEC): Define.
6238 (SHLIB_SYMVECX2): Define.
6239 (SHLIB_LINK): Define.
6241 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6243 * config/alpha/alpha.c (alpha_initialize_trampoline):
6244 Initialize VMS trampoline IAW ABI for bounded procedure calls.
6245 (alpha_start_function): Emit transfer address on nested functions
6246 for VMS trampoline call.
6247 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
6248 since no longer used.
6249 * config/alpha/vms-tramp.asm: Remove.
6250 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
6251 since now only data initialized at runtime.
6253 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6255 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
6256 (LINK_GCC_C_SEQUENCE_SPEC): Define.
6257 (MD_EXEC_PREFIX): Remove, no longer used.
6258 (MD_STARTFILE_PREFIX): Likewise.
6259 (INCLUDE_DEFAULTS): Likewise.
6260 * config/alpha/t-vms:
6261 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
6263 2009-08-09 Richard Guenther <rguenther@suse.de>
6265 PR tree-optimization/41016
6266 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
6267 (operand_precision): Remove.
6268 (integral_operand_p): Likewise.
6269 (recognize_single_bit_test): Adjust.
6271 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6273 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
6274 operation overflows. Likewise non-cast unary arithmetic.
6275 If one arm of a conditional expression is always taken,
6276 inhibit evaluation warnings for the other arm. Likewise inhibit
6277 evaluation warnings for the second && or || operand if the first
6278 operand is enough to determine the result.
6279 * c-typeck.c (build_conditional_expr): Apply the same inhibition
6281 (build_binary_op): Prevent duplicate evaluation warnings.
6283 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6285 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
6286 and destination have different modes, Use promote_mode to
6287 determine the signedness of the conversion. Assert that the
6288 promoted source mode matches the destination mode. Don't pass
6289 the destination and destination mode to expand_expr if the source
6290 mode is different. Simplify conversion logic.
6292 2009-08-09 Ira Rosen <irar@il.ibm.com>
6294 PR tree-optimization/41008
6295 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
6296 from condition only in case it's a comparison. Adjust checks.
6298 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
6300 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
6301 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
6302 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
6303 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
6304 (dump_cand): Handle them.
6305 (struct iv_cand): New members COST_STEP and AINC_USE.
6306 (stmt_after_increment): Likewise.
6307 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
6308 callers changed. Use gimple_uid comparison instead of scanning.
6309 (add_candidate_1): When looking for identical candidates, take
6310 AINC_USE into account. Set it for new candidates.
6311 (force_expr_to_var_cost): Cast target_spill_cost to int.
6312 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
6313 All callers changed. Check for availability of autoinc addressing
6314 modes, both in general for a given mode, and in the specific use case.
6315 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
6317 (get_computation_cost): Likewise.
6318 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
6319 add_autoinc_candidates): New static functions.
6320 (add_candidate): Call add_autoinc_candidates for candidates based on
6322 (find_iv_candidates): Call set_autoinc_for_original_candidates.
6323 (determine_use_iv_cost_address): If we have an autoinc candidate at
6324 the matching use, verify autoinc is possible and subtract the cost
6325 of the candidate's step from the cost.
6326 (determine_iv_cost): Record the cost of the increment in the COST_STEP
6327 member of the candidate.
6328 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
6329 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
6331 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6333 * config.build (ia64-hp-*vms*): New target.
6334 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6336 * config.gcc (ia64-hp-*vms*): New target.
6337 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6339 * config.host (ia64-hp-*vms*): New target.
6340 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6343 2009-08-08 Richard Guenther <rguenther@suse.de>
6345 PR tree-optimization/40991
6346 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
6348 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
6350 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
6351 mode check. Do truncations in an integer mode.
6352 (force_to_mode): Handle subregs for all mode types. Only do
6353 arithmetic simplifications on integer modes.
6355 2009-08-07 Richard Guenther <rguenther@suse.de>
6357 PR tree-optimization/40999
6358 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
6359 (maybe_fold_reference): Lookup constant initializers.
6360 (fold_gimple_assign): Likewise.
6362 2009-08-07 Richard Guenther <rguenther@suse.de>
6364 * tree-ssa.c (useless_type_conversion_p_1): Only for types
6365 that require structural equality defer to the langhook.
6367 2009-08-07 Martin Jambor <mjambor@suse.cz>
6369 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
6371 (struct ipa_pass_through_data): New type.
6372 (struct ipa_ancestor_jf_data): New type.
6373 (union jump_func_value): Removed field formal_id, added fields
6374 pass_through and ancestor.
6375 (struct ipa_param_call_note): Changed type of formal_id to int from
6377 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
6378 operations jump functions and ancestor jump functions.
6379 (compute_complex_pass_through): New function.
6380 (compute_scalar_jump_functions): Call compute_complex_pass_through,
6381 reflect changes in the jump function strucutre.
6382 (update_jump_functions_after_inlining): Ignore complex pass-through
6383 and ancestor jump functions.
6384 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
6385 polynomial pass-through with operation jump functions.
6387 2009-08-07 Jakub Jelinek <jakub@redhat.com>
6389 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
6390 fde->dw_fde_begin as begin label instead of hot/cold label.
6391 Use LLSDAC label instead of LLSDA for second section lsda.
6392 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
6393 label instead of LLSDA if it is true.
6394 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
6396 * except.c (add_call_site, dw2_size_of_call_site_table): Add
6397 SECTION argument. Use it as index into crtl->eh.call_site_record
6399 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
6400 use it to determine how to print table entries instead of using
6401 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
6402 label instead of normal begin label as base.
6403 (sjlj_assign_call_site_values): Adjust add_call_site caller.
6404 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
6405 ensure no EH range spans between sections and that landing pads
6406 are always in the corresponding section.
6407 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
6408 for crtl->eh.call_site_record being an array rather than scalar.
6409 (output_one_function_exception_table): New function, copied
6410 from output_function_exception_table. Adjust
6411 dw2_size_of_call_site_table, dw2_output_call_site_table
6412 callers. For SECOND section use *C suffixed labels.
6413 (output_function_exception_table): Call
6414 output_one_function_exception_table and, when doing hot/cold
6415 partitioning, also another time for the second section.
6416 * opts.c: Include except.h.
6417 (decode_options): Allow -freorder-blocks-and-partition with
6418 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
6419 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
6420 * function.h (struct rtl_eh): Change call_site_record from
6421 scalar into array of 2 elements.
6423 2009-08-07 Martin Jambor <mjambor@suse.cz>
6425 * ipa-prop.c (count_formal_params_1): New function.
6426 (ipa_get_vector_of_formal_parms): New function.
6427 (get_vector_of_formal_parm_types): New function.
6428 (ipa_modify_formal_parameters): New function.
6429 (ipa_modify_call_arguments): New function.
6430 (index_in_adjustments_multiple_times_p): New function.
6431 (ipa_combine_adjustments): New function.
6432 (ipa_dump_param_adjustments): New function.
6433 * ipa-prop.h (struct ipa_parm_adjustment): New type.
6434 (ipa_get_vector_of_formal_parms): Declare.
6435 (ipa_modify_formal_parameters): Declare.
6436 (ipa_modify_call_arguments): Declare.
6437 (ipa_combine_adjustments): Declare.
6438 (ipa_dump_param_adjustments): Declare.
6439 (build_ref_for_offset): Declare.
6440 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
6441 * tree-sra.c: Include ipa-prop.c.
6442 (build_ref_for_offset): Make public.
6444 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
6446 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
6448 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
6450 * gcc/doc/extend.texi (__builtin_extract_return_address)
6451 (__builtin_frob_return_address): Document.
6453 2009-08-06 Paul Brook <paul@codesourcery.com>
6455 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
6456 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
6457 implementation on ARMv6-M.
6459 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6461 * doc/extend.texi (pcs): Document new attribute for ARM.
6463 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6465 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6468 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6470 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
6473 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6475 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
6477 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6479 Merge ARM/hard_vfp_branch to trunk.
6481 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6483 * arm.c (libcall_eq): New function.
6484 (libcall_hash): New function.
6485 (add_libcall): New function.
6486 (arm_libcall_uses_aapcs_base): New function.
6487 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6488 libcalls using the base PCS.
6489 (arm_init_cumulative_args): Likewise.
6491 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6493 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6494 Use base ABI for conversion libfuncs between HFmode and SFmode.
6496 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6498 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6499 V4SImode as representatives of all 64-bit and 128-bit vector
6500 types. Allow vector types without vector modes.
6501 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6502 without vector modes like BLKmode.
6503 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6504 BLKmode. Avoid unsupported vector modes or TImode moves for
6506 (aapcs_vfp_allocate_return_reg): Likewise.
6507 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6508 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6510 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6512 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6513 (arm_get_pcs_model): Pass attribute arguments to
6514 arm_pcs_from_attribute.
6515 (arm_init_cumulative_args): Use base AAPCS for conversions from
6516 floating-point types to DImode.
6517 (arm_attribute_table): Add pcs attribute.
6518 (arm_handle_pcs_attribute): New.
6519 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6520 conversions from floating-point types to DImode, also declare them
6521 to use base AAPCS and declare functions they call to use base
6522 AAPCS and their RTABI names.
6524 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6526 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6527 -mfloat-abi=hard not being supported for VFP.
6529 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6531 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6532 SYMBOL_REF to hard_libcall_value.
6534 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6535 Richard Earnshaw <rearnsha@arm.com>
6537 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6538 has been put on the stack, all remaining co-processory arguments for
6539 that co-processor also go on the stack.
6541 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6543 * config/arm/arm.c (arm_return_in_memory): Handle returning
6544 vectors of suitable size in registers also for AAPCS case.
6546 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6548 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6550 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6552 ARM Hard-VFP calling convention
6553 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6554 * target.h (gcc_target): Add libcall_value to table of call hooks.
6555 * targhooks.h (default_libcall_value): Default implementation.
6556 * targhooks.c (default_libcall_value): Likewise.
6557 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6558 * optabs.c (expand_unop): Use it.
6559 * expr.h (hard_libcall_value): Pass the function RTX through.
6560 * calls.c (emit_library_call_value_1): Update call to
6562 * explow.c (hard_libcall_value): Use new target hook.
6563 * testsuite/lib/target-supports.exp
6564 (check_effective_target_arm_hard_vfp_ok): New hook.
6565 (check_effective_target_arm_neon_ok): Improve test for neon
6567 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6568 * config/arm/arm.c: Include cgraph.h
6569 (TARGET_FUNCTION_VALUE): Override default hook.
6570 (arm_pcs_default): New variable.
6571 (arm_override_options): Don't fault hard calling convention with VFP.
6572 Add support for AAPCS variants.
6573 (arm_function_value): Make static. Handle AAPCS variants.
6574 (arm_libcall_value): New function.
6575 (arm_apply_result_size): Handle VFP registers in results.
6576 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6578 (pcs_attribute_args): New variable.
6579 (arm_pcs_from_attribute): New function.
6580 (arm_get_pcs_model): New function.
6581 (aapcs_vfp_cum_init): New function.
6582 (aapcs_vfp_sub_candidate): New function.
6583 (aapcs_vfp_is_return_candidate): New function.
6584 (aapcs_vfp_is_call_candidate): New function.
6585 (aapcs_vfp_allocate): New function.
6586 (aapcs_vfp_allocate_return_reg): New function.
6587 (aapcs_vfp_advance): New function.
6588 (aapcs_cp_arg_layout): New variable.
6589 (aapcs_select_call_coproc): New function.
6590 (aapcs_select_return_coproc): New function.
6591 (aapcs_allocate_return_reg): New function.
6592 (aapcs_libcall_value): New function.
6593 (aapcs_layout_arg): New function.
6594 (arm_init_cumulative_args): Initialize AAPCS args data.
6595 (arm_function_arg): Handle AAPCS variants using new interface.
6596 (arm_arg_parital_bytes): Likewise.
6597 (arm_function_arg_advance): New function.
6598 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6599 calling conventions.
6600 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6601 * arm.h (NUM_VFP_ARG_REGS): Define.
6602 (LIBCALL_VALUE): Update.
6603 (FUNCTION_VALUE): Delete.
6604 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6605 (arm_pcs): New enum.
6606 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6607 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6608 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6609 * arm-protos.h (arm_function_arg_advance): Add.
6610 (aapcs_libcall_value): Add.
6611 (arm_function_value): Delete.
6613 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6614 H.J. Lu <hongjiu.lu@intel.com>
6617 * config/i386/i386.c (standard_sse_mode_p): Remove.
6618 (standard_sse_constant_p): Return 2 for integer mode
6619 vector_all_ones_operand when SSE2 is enabled.
6620 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6621 (ix86_expand_vector_move): Do not check for negative values from
6622 standard_sse_constant_p.
6624 2009-08-06 Richard Guenther <rguenther@suse.de>
6626 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6627 array type comparisons frontend independent.
6628 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6629 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6630 out array reference lower bound and element size operands.
6631 (ao_ref_init_from_vn_reference): Properly compute the offset
6632 for ARRAY_RANGE_REF.
6633 (vn_reference_fold_indirect): Fill out array reference lower
6634 bound and element size operands.
6635 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6636 a non gimple valued reference operand which can happen for
6637 array reference lower bound or element size.
6638 (create_component_ref_by_pieces_1): Properly generate the
6639 element size operand for array references.
6641 2009-08-06 Richard Guenther <rguenther@suse.de>
6643 PR tree-optimization/40964
6644 * tree.c (iterative_hash_host_wide_int): Export.
6645 * tree.h (iterative_hash_host_wide_int): Declare.
6646 * tree-ssa-structalias.c (heapvar_map): New struct.
6647 (heapvar_map_eq): New function.
6648 (heapvar_map_hash): Likewise.
6649 (heapvar_lookup): Adjust.
6650 (heapvar_insert): Likewise.
6651 (make_constraint_from_heapvar): Allow multiple heap variables
6652 per decl at different offsets.
6653 (init_alias_heapvars): Adjust.
6655 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6657 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6658 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6659 trailing sync if TARGET_SYNC_AFTER_SC.
6661 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6663 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6664 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6665 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6666 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6667 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6668 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6669 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6670 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6671 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6672 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6673 the prototype declaration match the definition.
6674 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6675 instructions explicitly. Add barrier_before and operands
6677 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6678 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6679 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6680 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6681 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6682 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6684 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6686 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6688 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6689 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6692 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6695 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6697 PR rtl-optimization/40924
6698 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6699 make sure canon_rtx (mem_address) isn't simpler than
6700 canon_rtx (expanded_mem_address).
6702 2009-08-05 Li Feng <nemokingdom@gmail.com>
6704 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6706 (build_scop_drs): Build alias set for each SCoP.
6708 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6710 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6711 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6712 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6713 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6714 (BASE_DRIVER_SELF_SPECS): Likewise.
6716 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6718 * tree-ssa-alias.c: Fix some comment typos.
6720 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6722 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6723 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6725 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6728 * simplify-rtx.c (simplify_binary_operation_1): Disable
6729 simplifications for decimal float operations.
6731 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6734 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6735 operand of INDIRECT_REF.
6737 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6739 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6740 constants referencing TLS symbols.
6742 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6744 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6745 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6747 2009-08-03 Richard Guenther <rguenther@suse.de>
6749 * tree.c (make_vector_type): Build a main variant first,
6750 get the canonical one and then build the variant.
6751 * tree-ssa.c (useless_type_conversion_p_1): Handle
6753 (useless_type_conversion_p): Conversions to pointers to
6754 incomplete record types are useless.
6756 2009-08-03 Richard Guenther <rguenther@suse.de>
6758 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6759 file will be created.
6760 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6761 * toplev.c (compile_file): Adjust comment.
6763 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6765 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6766 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6767 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6768 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6769 (sh_promote_function_mode): Fix typo.
6771 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6773 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6775 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6777 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6778 declaration arguments.
6780 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6782 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6783 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6784 (ix86_split_ashl): Ditto.
6785 (ix86_expand_vector_init_one_nonzero): Ditto.
6786 (ix86_expand_vector_set): Ditto.
6787 (ix86_expand_reduc_v4sf): Ditto.
6789 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6791 * explow.c (promote_function_mode): Remove assert.
6792 * config/sh/sh.c (sh_promote_function_mode): Declare.
6794 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6796 * config/pa/pa.c (pa_promote_function_mode): Declare.
6797 Change to static. Fix promote_mode call.
6799 * gthr-dce.h (CONST_CAST2): Define if not defined.
6800 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6802 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6804 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6806 * expr.c (store_constructor): Use promote_decl_mode. Remove
6807 now write-only variable unsignedp.
6808 (expand_expr_real_1): Use promote_decl_mode.
6809 * expr.h (promote_function_mode, promote_decl_mode): New.
6810 (promote_mode): Remove last argument.
6811 * function.c (assign_temp): Drop last argument of promote_mode.
6812 (assign_parm_find_data_types): Use promote_function_mode.
6813 (assign_parm_setup_reg): Likewise.
6814 (expand_function_end): Use promote_function_mode.
6815 * calls.c (initialize_argument_information): Use promote_function_mode.
6816 (precompute_arguments): Use promote_mode instead of checking if
6817 only PROMOTE_FUNCTION_MODE is defined.
6818 (expand_call): When making sibcall decisions, use promote_function_mode.
6819 Below, remove an if for targetm.calls.promote_function_return and
6820 and use promote_function_mode.
6821 (emit_library_call_value_1): Use promote_function_mode, fix bug
6822 where promote_mode was passed FOR_CALL == 0 for a return value in an
6824 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6825 * explow.c (promote_function_mode, promote_decl_mode): New.
6826 (promote_mode): Keep only the FOR_CALL == 0 case.
6827 * combine.c (setup_incoming_promotion): Remove test of
6828 promote_function_args. Use promote_function_mode.
6829 * stmt.c (expand_value_return): Use promote_decl_mode.
6830 (expand_decl): Use promote_decl_mode.
6832 * expr.c (store_constructor): Use promote_decl_mode. Remove
6833 now write-only variable unsignedp.
6834 (expand_expr_real_1): Use promote_decl_mode.
6835 * expr.h (promote_function_mode, promote_decl_mode): New.
6836 (promote_mode): Remove last argument.
6837 * function.c (assign_temp): Drop last argument of promote_mode.
6838 (assign_parm_find_data_types): Use promote_function_mode.
6839 (assign_parm_setup_reg): Likewise.
6840 (expand_function_end): Use promote_function_mode.
6841 * calls.c (initialize_argument_information): Use promote_function_mode.
6842 (precompute_arguments): Use promote_mode instead of checking if
6843 only PROMOTE_FUNCTION_MODE is defined.
6844 (expand_call): When making sibcall decisions, use promote_function_mode.
6845 Below, remove an if for targetm.calls.promote_function_return and
6846 and use promote_function_mode.
6847 (emit_library_call_value_1): Use promote_function_mode, fix bug
6848 where promote_mode was passed FOR_CALL == 0 for a return value in an
6850 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6851 * explow.c (promote_function_mode, promote_decl_mode): New.
6852 (promote_mode): Keep only the FOR_CALL == 0 case.
6853 * combine.c (setup_incoming_promotion): Remove test of
6854 promote_function_args. Use promote_function_mode.
6855 * stmt.c (expand_value_return): Use promote_decl_mode.
6856 (expand_decl): Use promote_decl_mode.
6858 * explow.c (promote_function_mode): Just call the target hook.
6859 * targhooks.c (default_promote_function_mode,
6860 default_promote_function_mode_always_promote): New.
6861 * targhooks.h (default_promote_function_mode,
6862 default_promote_function_mode_always_promote): Declare.
6863 * target.h (promote_function_args, promote_function_return): Remove.
6864 (promote_function_mode): New.
6865 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6866 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6867 (TARGET_PROMOTE_FUNCTION_MODE): New.
6868 (TARGET_CALLS): Adjust.
6869 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6870 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6872 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6873 * config/s390/s390.c (s390_promote_function_mode): ... here,
6874 with pointer handling.
6875 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6876 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6878 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6879 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6880 with pointer handling.
6881 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6882 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6884 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6885 * config/sh/sh.c (sh_promote_function_mode): New.
6886 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6887 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6889 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6890 * config/cris/cris.c (cris_promote_function_mode): ... here.
6891 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6892 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6894 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6895 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6896 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6897 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6899 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6900 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6901 complex type handling.
6902 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6903 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6905 * config/pa/pa.c (pa_promote_function_mode): New.
6906 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6907 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6909 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6910 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6911 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6912 * config/xtensa/xtensa.c: Likewise.
6913 * config/stormy16/stormy16.c: Likewise.
6914 * config/iq2000/iq2000.c: Likewise.
6915 * config/rs6000/rs6000.c: Likewise.
6916 * config/picochip/picochip.c: Likewise.
6917 * config/arc/arc.c: Likewise.
6918 * config/mcore/mcore.c: Likewise.
6919 * config/score/score.c: Likewise.
6920 * config/mips/mips.c: Likewise.
6921 * config/bfin/bfin.c: Likewise.
6922 * config/ia64/ia64.c: Likewise (disabled though).
6924 * config/frv/frv.h: Remove pointless remark.
6926 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6927 TARGET_PROMOTE_FUNCTION_ARGS,
6928 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6929 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6931 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6933 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6934 -floop-parallelize-all.
6935 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6936 flag_loop_parallelize_all.
6937 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6938 * graphite.c (graphite_transform_loops): Same.
6940 * graphite-poly.c (apply_poly_transforms): Same.
6942 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6944 PR tree-optimization/40914
6945 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6946 if set, then check the delta field of the PMF record.
6947 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6948 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6949 call is stored in the delta.
6951 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6953 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6955 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6957 * config/i386/bsd.h (ASM_BYTE): New define.
6958 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6959 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6960 .byte. Use fputs or putc instead of fprintf where appropriate.
6961 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6962 fputs or putc instead of fprintf where appropriate.
6963 * config/i386/i386elf.h: Ditto.
6964 * config/i386/sysv4.h: Ditto.
6966 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6967 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6968 (*tls_global_dynamic_64): Ditto.
6970 2009-07-31 Christian Bruel <christian.bruel@st.com>
6972 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6974 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6976 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6977 Remove dead code for MINUS.
6979 2009-07-31 Anthony Green <green@moxielogic.com>
6981 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6983 (moxie_expand_epilogue): Ditto for epilogue.
6984 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6986 (moxie_function_arg): Ditto.
6987 (moxie_pass_by_reference): Ditto.
6988 (moxie_arg_partial_bytes): Ditto.
6989 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6990 (FUNCTION_ARG_ADVANCE) Ditto.
6991 (REG_PARM_STACK_SPACE) Ditto.
6992 (FUNCTION_ARG_REGNO_P) Dito.
6994 * config.gcc: Add moxie linux config support.
6995 * gcc/config/moxie/uclinux.h: New file.
6997 2009-07-31 DJ Delorie <dj@redhat.com>
6999 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
7000 (UNSPECV_SP_SWITCH_E): New.
7001 (sp_switch_1): Change to an unspec.
7002 (sp_switch_2): Change to an unspec. Don't use post-inc when we
7004 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
7005 reference the new stack's address
7007 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7009 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
7010 graphite-clast-to-gimple.o, graphite-dependences.o,
7011 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7012 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
7013 (graphite-blocking.o,
7014 graphite-clast-to-gimple.o, graphite-dependences.o,
7015 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7016 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
7017 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
7018 * cfgloop.h (struct loop): Add can_be_parallel field.
7019 * common.opt (fgraphite-identity): Moved up.
7020 (fgraphite-force-parallel): New flag.
7021 * graphite.c: Rewrite.
7022 * graphite.h: Rewrite.
7023 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
7025 * toplev.c (graphite_out_file): New file descriptor.
7026 (graphite_in_file): New.
7027 (process_options): flag_graphite_force_parallel cannot be used without
7029 * tree-ssa-loop.c: Include toplev.h.
7030 (gate_graphite_transforms): Enable flag_graphite for
7031 flag_graphite_force_parallel.
7033 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7035 * ChangeLog.graphite: New.
7036 * graphite-blocking.c: New.
7037 * graphite-clast-to-gimple.c: New.
7038 * graphite-clast-to-gimple.h: New.
7039 * graphite-dependences.c: New.
7040 * graphite-dependences.h: New.
7041 * graphite-interchange.c: New.
7042 * graphite-poly.c: New.
7043 * graphite-poly.h: New.
7044 * graphite-ppl.c: New.
7045 * graphite-ppl.h: New.
7046 * graphite-scop-detection.c: New.
7047 * graphite-scop-detection.h: New.
7048 * graphite-sese-to-poly.c: New.
7049 * graphite-sese-to-poly.h: New.
7053 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7055 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
7056 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
7058 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7060 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
7061 (scev_is_linear_expression): Return false if the evolution is not
7062 affine multivariate.
7064 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7066 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
7067 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
7069 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7071 * tree-data-ref.c (debug_data_references): New.
7072 (debug_data_reference): New.
7073 * tree-data-ref.h (debug_data_references): Declared.
7074 (debug_data_reference): Declared.
7076 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7078 * tree-data-ref.c (stmt_simple_memref_p: Removed.
7079 * tree-data-ref.h (scop_p): Removed.
7080 (struct data_reference): Remove field scop.
7082 (stmt_simple_memref_p): Removed.
7084 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7086 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
7087 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
7090 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7092 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
7094 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7096 * doc/invoke.texi (-fgraphite-identity): Documented.
7098 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7100 * tree-scalar-evolution.c: Fix comment.
7101 (instantiate_scev_1): Return unknow from scev instantiation if the
7102 result is not above instantiate_below.
7104 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7106 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
7107 static anymore. Instantiate the symbols that may have been introduced
7109 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
7112 2009-07-30 DJ Delorie <dj@redhat.com>
7114 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
7115 .vliw directive to VLIW sections.
7117 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7119 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
7121 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
7122 (AUTOHEADER): New variable.
7123 ($(srcdir)/cstamp-h.in): Use it.
7125 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7126 Pat Haugen <pthaugen@us.ibm.com>
7127 Revital Eres <ERES@il.ibm.com>
7129 * config/rs6000/vector.md (VEC_F): Add VSX support.
7133 (vector_load_<mode>): Ditto.
7134 (vector_store_<mode>): Ditto.
7135 (vector GPR move split): Ditto.
7136 (vec_reload_and_plus_<mptrsize>): Ditto.
7137 (vec_reload_and_reg_<mptrsize>): Ditto.
7138 (add<mode>3): Ditto.
7139 (sub<mode>3): Ditto.
7140 (mul<mode>3): Ditto.
7141 (neg<mode>2): Ditto.
7142 (abs<mode>2): Ditto.
7143 (smin<mode>3): Ditto.
7144 (smax<mode>3): Ditto.
7145 (vector_eq<mode>): Ditto.
7146 (vector_gt<mode>): Ditto.
7147 (vector_ge<mode>): Ditto.
7148 (vector_gtu<mode>): Ditto.
7149 (vector_select_<mode>_uns): Ditto.
7150 (vector_eq_<mode>_p): Ditto.
7151 (vector_gt_<mode>_p): Ditto.
7152 (vector_ge_<mode>_p): Ditto.
7153 (vector_gtu_<mode>_p): Ditto.
7154 (cr6_test_for_zero): Ditto.
7155 (cr6_test_for_zero_reverse): Ditto.
7156 (cr6_test_for_lt): Ditto.
7157 (cr6_test_for_lt_reverse): Ditto.
7158 (xor<mode>3): Ditto.
7159 (ior<mode>3): Ditto.
7160 (and<mode>3): Ditto.
7161 (one_cmpl<mode>2): Ditto.
7162 (nor<mode>2): Ditto.
7163 (andc<mode>2): Ditto.
7164 (float<VEC_int<mode>2): Ditto.
7165 (unsigned_float<VEC_int><mode>2): Ditto.
7166 (fix_trunc<mode><VEC_int>2): Ditto.
7167 (fixuns_trunc<mode><VEC_int>2): Ditto.
7169 (vec_set<mode>): Ditto.
7170 (vec_extract<mode>): Ditto.
7171 (vec_interleave_highv4sf): Ditto.
7172 (vec_interleave_lowv4sf): Ditto.
7173 (vec_realign_load_<mode>): Ditto.
7174 (vec_shl_<mode>): Ditto.
7175 (vec_shr_<mode>): Ditto.
7176 (div<mode>3): New patterns for VSX.
7177 (vec_interleave_highv2df): Ditto.
7178 (vec_interleave_lowv2df): Ditto.
7179 (vec_pack_trunc_v2df): Ditto.
7180 (vec_pack_sfix_trunc_v2df): Ditto.
7181 (vec_pack_ufix_trunc_v2df): Ditto.
7182 (vec_unpacks_hi_v4sf): Ditto.
7183 (vec_unpacks_lo_v4sf): Ditto.
7184 (vec_unpacks_float_hi_v4si): Ditto.
7185 (vec_unpacks_float_lo_v4si): Ditto.
7186 (vec_unpacku_float_hi_v4si): Ditto.
7187 (vec_unpacku_float_lo_v4si): Ditto.
7188 (movmisalign<mode>): Ditto.
7189 (vector_ceil<mode>2): New patterns for vectorizing math library.
7190 (vector_floor<mode>2): Ditto.
7191 (vector_btrunc<mode>2): Ditto.
7192 (vector_copysign<mode>3): Ditto.
7194 * config/rs6000/predicates.md (easy_vector_constant_msb): New
7195 predicate for setting the high bit in each word, used for copysign.
7197 * config/rs6000/ppc-asm.h (f19): Whitespace.
7198 (f32-f63): Define if VSX.
7199 (v0-v31): Define if Altivec.
7200 (vs0-vs63): Define if VSX.
7202 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
7204 * config/rs6000/power7.md: New file, provide tuning parameters for
7207 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
7208 (rs6000_cpu_cpp_builtins): Ditto.
7209 (altivec_overloaded_builtins): Ditto.
7210 (altivec_resolve_overloaded_builtin): Ditto.
7212 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
7213 debug switch to disable vectorizing simple math builtin
7216 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7217 Vectorize simple math builtin functions.
7218 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7219 hook to vectorize math builtins.
7220 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
7221 (rs6000_builtin_conversion): Add VSX/power7 support.
7222 (rs6000_builtin_vec_perm): Ditto.
7223 (vsplits_constant): Add support for loading up a vector constant
7224 with just the high bit set in each part.
7225 (rs6000_expand_vector_init): Add VSX/power7 support.
7226 (rs6000_expand_vector_set): Ditto.
7227 (rs6000_expand_vector_extract): Ditto.
7228 (rs6000_emit_move): Ditto.
7229 (bdesc_3arg): Ditto.
7230 (bdesc_2arg): Ditto.
7231 (bdesc_1arg): Ditto.
7232 (rs6000_expand_ternop_builtin): Ditto.
7233 (altivec_expand_builtin): Ditto.
7234 (rs6000_expand_unop_builtin): Ditto.
7235 (rs6000_init_builtins): Ditto.
7236 (altivec_init_builtins): Ditto.
7237 (builtin_function_type): Ditto.
7238 (rs6000_common_init_builtins): Ditto.
7239 (rs6000_handle_altivec_attribute); Ditto.
7240 (rs6000_mangle_type): Ditto.
7241 (rs6000_vector_mode_supported_p): Ditto.
7242 (rs6000_mode_dependent_address): Altivec addresses with AND -16
7245 * config/rs6000/vsx.md: New file for VSX support.
7247 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
7248 identifing values with just the most significant bit set.
7249 (enum rs6000_builtins): Add builtins for VSX. Add simple math
7250 vectorized builtins.
7252 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
7253 (UNSPEC_VRFIM): Delete.
7254 (splitter for loading up vector with most significant bit): New
7255 splitter for vectorizing copysign.
7256 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
7257 vectorizing simple math functions.
7258 (altivec_vrfip): Add support for vectorizing simple math functions.
7259 (altivec_vrfim): Ditto.
7260 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
7262 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
7263 (power7.md, vsx.md): Include for power7 support.
7264 (copysigndf3): Use VSX instructions if -mvsx.
7265 (negdf2_fpr): Ditto.
7266 (absdf2_fpr): Ditto.
7267 (nabsdf2_fpr): Ditto.
7268 (adddf3_fpr): Ditto.
7269 (subdf3_fpr): Ditto.
7270 (muldf3_fpr): Ditto.
7271 (divdf3_fpr): Ditto.
7272 (fix_truncdfdi2_fpr): Ditto.
7273 (cmpdf_internal1): Ditto.
7274 (fred, fred_fpr): Convert into expander/insn to add VSX support.
7275 (btruncdf2, btruncdf2_fpr): Ditto.
7276 (ceildf2, ceildf2_fpr): Ditto.
7277 (floordf2, floordf2_fpr): Ditto.
7278 (floatdidf2, floatdidf2_fpr): Ditto.
7279 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
7280 (fmsubdf4_fpr): Ditto.
7281 (fnmadddf4_fpr_1): Ditto.
7282 (fnmadddf4_fpr_2): Ditto.
7283 (fnmsubdf4_fpr_1): Ditto.
7284 (fnmsubdf4_fpr_2): Ditto.
7285 (fixuns_truncdfdi2): Add expander for VSX support.
7286 (fix_truncdfdi2): Ditto.
7287 (fix_truncdfsi2): Ditto.
7289 (btruncsf2): Whitespace.
7290 (movdf_hardfloat32): Add support for VSX registers.
7291 (movdf_softfloat32): Ditto.
7292 (movdf_hardfloat64): Ditto.
7293 (movdf_hardfloat64_mfpgpr): Ditto.
7294 (movdf_softfloat64): Ditto.
7295 (movti splitters): Add check for vector registers supporting
7296 TImode in the future.
7297 (bpermd): Add power7 bpermd instruction.
7299 * config/rs6000/altivec.h (vec_div): Define if VSX.
7303 (vec_nearbyint): Ditto.
7306 (all predicates): Use the generic builtin function, and not the V4SF
7307 specific function so that the predicates will work with VSX's V2DF.
7311 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
7312 Document new VSX functions and types.
7314 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
7317 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
7318 "wa", and "j" constraints. Modify "v" to talk about Altivec
7319 instead of just vector.
7321 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
7324 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
7325 location for phi arguments.
7326 (rewrite_update_phi_arguments): Find locations for reaching defs.
7327 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7328 Add location to add_phi_arg calls.
7329 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
7330 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
7331 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
7332 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
7333 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
7334 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
7335 * tree-phinodes.c (make_phi_node): Initialize location.
7336 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
7337 (add_phi_arg): Add location parameter.
7338 (remove_phi_arg_num): Move location when moving phi argument.
7339 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
7341 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
7342 slpeel_update_phi_nodes_for_guard1,
7343 slpeel_update_phi_nodes_for_guard2,
7344 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
7345 vect_loop_versioning): Set locations.
7346 * tree-parloops.c (create_phi_for_local_result,
7347 transform_to_exit_first_loop, create_parallel_loop): Add locations.
7348 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
7349 * tree-vect-loop.c (get_initial_def_for_induction,
7350 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
7352 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
7353 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
7354 (gimple_phi_arg_set_location): New. Set locus.
7355 (gimple_phi_arg_has_location): New. Check for locus.
7356 (redirect_edge_var_map_location): New. Return locus from var_map.
7357 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
7358 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
7359 combining PHI arguments.
7360 (cond_store_replacement): Set location.
7361 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
7362 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
7363 scop_add_exit_phis_edge): Add locations.
7364 * tree-cfgcleanup.c (remove_forwarder_block,
7365 remove_forwarder_block_with_phi): Add locations.
7366 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
7367 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
7369 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
7370 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
7371 flush_pending_stmts): Add source location.
7372 * lambda-code.c (perfect_nestify): Maintain location stack with argument
7373 stack to preserve locations.
7374 * tree-vect-stmts.c (vectorizable_load): Add location.
7375 * tree-inline.c (copy_phis_for_bb): Copy locus.
7376 (setup_one_parameter): Add call locus to inlined parameter stmts.
7377 (initialize_inlined_parameters): Pass in call location as parameter
7379 (tree_function_versioning): Pass location to setup_one_parameter.
7380 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
7381 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
7382 copy and edge lists.
7383 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
7384 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
7385 locus parameter and override the stmt default if provided.
7386 (new_elim_graph, clear_elim_graph, delete_elim_graph,
7387 elim_graph_add_edge, elim_graph_remove_succ_edge,
7388 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
7389 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
7390 eliminate_phi): Add locus info in elimination graph for each edge and
7392 (insert_backedge_copies): Copy locus if present.
7393 * tree-flow.h (struct _edge_var_map): Add locus field.
7394 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
7395 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
7396 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
7398 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
7400 2009-07-30 Martin Jambor <mjambor@suse.cz>
7402 PR tree-optimization/40570
7403 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
7406 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
7408 * ssa-loop-manip.c: Include langhooks.h.
7409 (rewrite_phi_with_iv): New.
7410 (rewrite_all_phi_nodes_with_iv): New.
7411 (canonicalize_loop_ivs): Move here from tree-parloops.c.
7412 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
7413 * tree-parloops.c (loop_parallel_p): Move out all conditions
7414 except dependency check.
7415 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
7416 (gen_parallel_loop): Call canonicalize_loop_ivs without
7417 reduction_list argument.
7418 (build_new_reduction): New.
7419 (gather_scalar_reductions): New.
7420 (try_get_loop_niter): New.
7421 (try_create_reduction_list): New.
7422 (parallleize_loops): Change the parallel conditions check.
7423 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
7424 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
7426 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
7428 * opt-functions.awk (opt_args): Allow argument to be enclosed in
7430 * doc/options.texi (Option properties): Mention new quoting syntax.
7432 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7434 * config/alpha/alpha.c (alpha_start_function):
7435 Handle VMS_DEBUG_MAIN_POINTER
7436 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
7437 * doc/invoke.texi: Document -mdebug-main switch.
7439 2009-07-29 Richard Henderson <rth@redhat.com>
7441 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
7442 (cgraph_create_edge_including_clones): Likewise.
7443 * tree-inline.c (copy_bb): Operate on the correct edges
7444 when updating the callgraph.
7446 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7448 * config/alpha/vms-cc.c: Deleted.
7449 * config/alpha/vms-ld.c: Deleted.
7450 * config/alpha/t-vms64: Moved to config/vms
7451 * config/alpha/vms-crt0-64.c: Moved to config/vms
7452 * config/alpha/vms-crt0.c: Moved to config/vms
7453 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
7454 * config/alpha/vms-psxcrt0.c: Moved to config/vms
7455 * config/alpha/xm-vms.h: Moved to config/vms
7456 * config/alpha/x-vms: Moved to config/vms
7457 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
7459 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
7460 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
7462 * config/vms/t-vms64: Moved here from config/alpha
7463 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
7464 (argc,argv,envp): Enforce 32bit malloc'ing.
7465 * config/vms/vms-psxcrt0-64.c: Likewise.
7466 * config/vms/vms-crt0.c: Moved here from config/alpha.
7467 * config/vms/vms-psxcrt0.c: Likewise.
7468 * config/vms/vms-crtl-64.h: New file.
7469 * config/vms/vms-crtl.h: New file.
7470 * config/vms/vms.opt: New file.
7471 * config/vms/xm-vms64.h: New file.
7472 * config/vms/xm-vms.h: Moved here from config/alpha.
7473 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
7475 * config/vms/x-vms: Moved here from config/alpha.
7476 (version, VMS_EXTRA_PARTS): Moved to t-vms.
7477 (vms-ld.o, vms-cc.o): Removed.
7478 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7480 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7482 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7483 correct stack (obvious VMS fix).
7485 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7487 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7488 date, version info if VMS_DEBUGGING_INFO defined.
7489 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7490 size, date calculating code moved here.
7492 2009-07-29 Paul Brook <paul@codesourcery.com>
7494 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7497 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7500 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7501 to DImode when generating insq_le insn.
7503 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7505 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7506 New macro set for VMS_DEBUGGGING_INFO.
7507 (AT_string_form): Use it.
7509 2009-07-28 DJ Delorie <dj@redhat.com>
7511 * config/mep/mep.c (vtext_section): New.
7512 (vftext_section): New.
7513 (ftext_section): New.
7514 (mep_select_section): Add support for functions.
7515 (mep_unique_section): Likewise.
7516 (mep_asm_init_sections): Likewise.
7517 (mep_encode_section_info): Remove it from here.
7519 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7521 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7523 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7524 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7526 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7528 * dwarf2out.c (output_file_names): Test new macro
7529 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7530 (add_comp_dir_attribute): Likewise.
7532 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7534 * config/i386/mingw-w64.h (LINK_SPEC): Add
7535 separating space between commands.
7537 2009-07-28 Jan Hubicka <jh@suse.cz>
7539 PR tree-optimization/40759
7540 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7543 2009-07-27 DJ Delorie <dj@redhat.com>
7545 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7546 types are dword-aligned.
7547 (mep_expand_va_start): Likewise.
7549 2009-07-27 Olivier Hainque <hainque@adacore.com>
7550 Douglas B Rupp <rupp@gnat.com>
7552 * convert.c (convert_to_pointer): Don't assume the target
7553 pointer type is POINTER_SIZE long. Fetch its precision instead.
7555 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7557 * system.h (fopen): Undefine if macro.
7559 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7561 * dwarf2out.c (output_cfi_p): Removed.
7562 (output_cfis): New function.
7563 (output_fde): New function, split from output_call_frame_info.
7564 (output_call_frame_info): Use it.
7565 (dwarf2out_switch_text_section): Use output_cfis.
7567 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7569 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7570 TARGET_BI_ARCH is specified without enabling SJLJ.
7571 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7572 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7574 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7576 * arm.md (negdi2): Use DImode if forcing a value into a register.
7578 2009-07-26 Ira Rosen <irar@il.ibm.com>
7580 PR tree-optimization/40801
7581 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7582 of vector operand from the previous copy of vector statement.
7583 Pass the correct definition type value to
7584 vect_get_vec_def_for_stmt_copy().
7586 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7588 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7589 const char ** conversion.
7591 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7593 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7594 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7595 (gcc_unreachable): Invoke __builtin_unreachable() if
7596 !ENABLE_ASSERT_CHECKING.
7598 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7600 PR rtl-optimization/40445
7601 * emit-rtl.c (next_nonnote_insn_bb): New function.
7602 * rtl.h (next_nonnote_insn_bb): Declare new function.
7603 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7604 with no successors that is the successor of the ENTRY_BLOCK.
7605 Continue from the top after removing an empty fallthrough block.
7606 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7607 of next_nonnote_insn.
7609 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7611 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7613 2009-07-25 Martin Jambor <mjambor@suse.cz>
7615 * c-common.c (c_common_attribute_table): New element for noclone.
7616 (handle_noclone_attribute): New function. Forward-declare.
7617 * tree-inline.c (tree_versionable_function_p): Check for noclone
7619 * doc/extend.texi (Labels as Values): Document need for noclone.
7620 (Function Attributes): Document noclone attribute.
7622 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7624 PR rtl-optimization/34999
7625 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7626 and dw_fde_switched_cold_to_hot fields.
7627 (output_cfi_p): New function.
7628 (output_call_frame_info): If fde->dw_fde_switched_sections,
7629 output 2 FDEs instead of one with corrupted header.
7630 (dwarf2out_do_cfi_startproc): New function.
7631 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7632 and fde->dw_fde_switched_cold_to_hot.
7633 (dwarf2out_switch_text_section): Compute
7634 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7635 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7636 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7637 Otherwise, compute fde->dw_fde_switch_cfi.
7639 2009-07-24 Cary Coutant <ccoutant@google.com>
7641 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7643 2009-07-24 Cary Coutant <ccoutant@google.com>
7645 * cfghooks.c (split_block): Copy discriminator to new block.
7646 * tree-cfg.c (assign_discriminator): Check location of last
7647 instruction in block as well as first.
7649 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7651 * config/i386/linux.c: Use fputs or putc instead of fprintf
7653 * config/i386/gas.h: Ditto.
7654 * config/i386/x86-64.h: Ditto.
7655 * config/i386/att.h: Ditto.
7657 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7659 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7662 2009-07-24 Martin Jambor <mjambor@suse.cz>
7664 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7665 (ipa_push_func_to_list_1): Declare.
7666 (ipa_push_func_to_list): New function.
7668 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7669 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7670 (ipa_push_func_to_list): Removed.
7671 (ipa_pop_func_from_list): Clear node_enqueued flag.
7673 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7675 * config/s390/s390.c (override_options): Default
7676 max-unrolled-insns to 100 for z10 tuning.
7678 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7680 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7681 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7682 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7683 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7684 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7685 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7686 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7688 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7690 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7691 use default set in mingw32.h header.
7692 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7693 64-bit /mingw/include path.
7694 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7697 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7699 PR rtl-optimization/40209
7700 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7702 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7704 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7705 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7706 with the rest of string where appropriate. Use fputs or putc
7707 instead of fprintf where appropriate.
7709 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7710 Pat Haugen <pthaugen@us.ibm.com>
7711 Revital Eres <ERES@il.ibm.com>
7713 * config/rs6000/vector.md: New file. Move most of the vector
7714 expander support here from altivec.md to allow for the VSX vector
7715 unit in the future. Add support for secondary_reload patterns.
7716 Rewrite the patterns for vector comparison, and vector comparison
7717 predicate instructions so that the RTL expresses the desired
7718 behavior, instead of using unspec.
7720 * config/rs6000/constraints.md ("f" constraint): Use
7721 rs6000_constraints to hold the precalculated register class.
7722 ("d" constraint): Ditto.
7723 ("wd" constraint): New constraint for VSX.
7724 ("wf" constraint): Ditto.
7725 ("ws" constraint): Ditto.
7726 ("wa" constraint): Ditto.
7727 ("wZ" constraint): Ditto.
7728 ("j" constraint): Ditto.
7730 * config/rs6000/predicates.md (vsx_register_operand): New
7732 (vfloat_operand): New predicate for vector.md.
7733 (vint_operand): Ditto.
7734 (vlogical_operand): Ditto.
7735 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7736 (easy_vector_constant): Add VSX support.
7737 (altivec_indexed_or_indirect_operand): New predicate for
7738 recognizing Altivec style memory references with AND -16.
7740 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7741 for vector secondary reload support.
7742 (rs6000_vector_reg_class): Delete, replacing it with
7744 (rs6000_vsx_reg_class): Ditto.
7745 (rs6000_constraints): New array to hold the register classes of
7746 each of the register constraints that can vary at runtime.
7747 (builtin_mode_to_type): New static array for builtin function type
7749 (builtin_hash_table): New static hash table for builtin function
7751 (TARGET_SECONDARY_RELOAD): Define target hook.
7752 (TARGET_IRA_COVER_CLASSES): Ditto.
7753 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7754 registers are 128 bits if VSX memory reference instructions are used.
7755 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7757 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7758 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7759 Print several of the scheduling related parameters.
7760 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7761 rs6000_constraints instead of rs6000_vector_reg_class. Move
7762 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7763 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7764 Altivec. Add VSX support. Setup for secondary reload support on
7765 Altivec/VSX registers.
7766 (rs6000_override_options): Make power7 set the scheduling groups
7767 like the power5. Add support for new debug switches to override
7768 the scheduling defaults. Temporarily disable -mcpu=power7 from
7769 setting -mvsx. Add support for debug switches -malways-hint,
7770 -msched-groups, and -malign-branch-targets.
7771 (rs6000_buitlin_conversion): Add support for returning unsigned
7772 vector conversion functions to fix regressions due to stricter
7774 (rs6000_builtin_mul_widen_even): Ditto.
7775 (rs6000_builtin_mul_widen_odd): Ditto.
7776 (rs6000_builtin_vec_perm): Ditto.
7777 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7778 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7780 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7782 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7783 VSX types for bit operations. Changes to accomidate vector.md.
7784 (bdesc_2arg): Ditto.
7785 (bdesc_1arg): Ditto.
7786 (struct builtin_description_predicates): Rewrite predicate
7787 handling so that RTL describes the operation, instead of passing
7788 the instruction to be used as a string argument.
7789 (bdesc_altivec_preds): Ditto.
7790 (altivec_expand_predicate_builtin): Ditto.
7791 (altivec_expand_builtin): Ditto.
7792 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7793 statement for vsldoi support.
7794 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7795 (altivec_expand_st_builtin): Ditto.
7796 (paired_expand_builtin): Whitespace changes.
7797 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7798 builtin_mode_to_type table for secondary reload. Call
7799 builtin_function_type to build random builtin functions.
7800 (altivec_init_builtins): Change to use builtin_function_type to
7801 create builtin function types dynamically as we need them.
7802 (builtin_hash_function): New support for hashing the tree types
7803 for builtin function as we need it, rather than trying to build
7804 all of the trees that we need. Add initial preliminary VSX support.
7805 (builtin_function_type): Ditto.
7806 (builtin_function_eq): Ditto.
7807 (builtin_hash_struct): Ditto.
7808 (rs6000_init_builtins): Ditto.
7809 (rs6000_common_init_builtins): Ditto.
7810 (altivec_init_builtins): Ditto.
7811 (rs6000_common_init_builtins): Ditto.
7812 (enum reload_reg_type): New enum for simplifing reg classes.
7813 (rs6000_reload_register_type): Simplify register classes into GPR,
7814 Vector, and other registers. Altivec and VSX addresses in reload.
7815 (rs6000_secondary_reload_inner): Ditto.
7816 (rs6000_ira_cover_classes): New target hook, that returns the
7817 appropriate cover classes, based on -mvsx being used or not.
7818 (rs6000_secondary_reload_class): Add VSX support.
7819 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7820 (get_vsel_insn): Ditto.
7821 (rs6000_emit_vector_compare): Rewrite vector conditional support
7822 so that where we can, we use RTL operators, instead of blindly use
7824 (rs6000_emit_vector_select): Ditto.
7825 (rs6000_emit_vector_cond_expr): Ditto.
7826 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7827 (create_TOC_reference): Add -mdebug=addr support.
7828 (emit_frame_save): VSX loads/stores need register indexed addressing.
7830 * config/rs6000/rs6000.md: Include vector.md.
7832 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7834 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7835 support for V2DI, V2DF in logical, permute, select operations.
7837 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7838 switch for vsx/power7.
7839 (-mvsx-scalar-memory): Ditto.
7840 (-mvsx-align-128): Ditto.
7841 (-mallow-movmisalign): Ditto.
7842 (-mallow-df-permute): Ditto.
7843 (-msched-groups): Ditto.
7844 (-malways-hint): Ditto.
7845 (-malign-branch-targets): Ditto.
7847 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7849 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7850 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7851 (rs6000_vector_reg_class): Delete.
7852 (rs6000_vsx_reg_class): Ditto.
7853 (enum rs6000_reg_class_enum): New enum for the constraints that
7854 vary based on target switches.
7855 (rs6000_constraints): New array to hold the register class for all
7856 of the register constraints that vary based on the switches used.
7857 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7858 (enum rs6000_builtins): Add unsigned varients for the builtin
7859 declarations returned by target hooks for expanding multiplies,
7860 select, and permute operations. Add VSX builtins.
7861 (enum rs6000_builtin_type_index): Add entries for VSX.
7862 (V2DI_type_node): Ditto.
7863 (V2DF_type_node): Ditto.
7864 (unsigned_V2DI_type_node): Ditto.
7865 (bool_long_type_node): Ditto.
7866 (intDI_type_internal_node): Ditto.
7867 (uintDI_type_internal_node): Ditto.
7868 (double_type_internal_node): Ditto.
7870 * config/rs6000/altivec.md (whole file): Move all expanders to
7871 vector.md from altivec.md. Rename insn matching functions to be
7873 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7874 (altivec_vcmp*): Ditto.
7875 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7876 (VM): New iterator for moves that includes the VSX types.
7877 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7878 (altivec_vperm_<mode>_uns): New, for unsigned types.
7879 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7880 (altivec_eq<mode>): Ditto.
7881 (altivec_gt<mode>): Ditto.
7882 (altivec_gtu<mode>): Ditto.
7883 (altivec_eqv4sf): Ditto.
7884 (altivec_gev4sf): Ditto.
7885 (altivec_gtv4sf): Ditto.
7886 (altivec_vcmpbfp_p): Ditto.
7888 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7890 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7893 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7896 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7897 ASM_SHORT instead of .word.
7898 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7899 instead of .word in asm template.
7901 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7904 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7905 (process_bb_node_lives): Use it.
7907 * ira.c (setup_cover_and_important_classes): Don't setup
7908 ira_important_class_nums. Add cover classes to the end of
7910 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7912 (find_reg_class_closure): Use reorder_important_classes.
7914 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7916 * config/i386/i386.c (i386_ira_cover_classes): New function.
7917 (TARGET_IRA_COVER_CLASSES): Redefine.
7919 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7920 importance of order of cover classes in the array.
7922 2009-07-22 Diego Novillo <dnovillo@google.com>
7924 * tree-pass.h (TDF_EH): Define.
7925 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7926 contains TDF_EH, print the EH region number holding GS.
7927 * tree-dump.c (dump_options): Add "eh".
7928 * doc/invoke.texi: Document it.
7930 2009-07-22 Doug Kwan <dougkwan@google.com>
7932 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7934 2009-07-22 Michael Matz <matz@suse.de>
7936 PR tree-optimization/35229
7937 PR tree-optimization/39300
7939 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7940 (inhibit_phi_insertion): New function.
7941 (insert_into_preds_of_block): Call it for REFERENCEs.
7942 (init_pre): Initialize and finalize scalar evolutions.
7943 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7945 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7947 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7948 Use CONST_VECTOR_NUNITS to determine number of elements.
7950 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7952 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7953 (U, W): Constraints are now deprecated and will be removed if we
7955 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7957 ("prefetch"): Add the stcmh instruction for prefetching.
7958 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7960 (s390_short_displacement): Return always true if compiling for
7961 machines not providing the long displacement facility.
7962 (s390_mem_constraint): Support the new constraint letter Z.
7963 (s390_check_qrst_address): New function.
7965 2009-07-21 DJ Delorie <dj@redhat.com>
7967 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7970 2009-07-21 Jason Merrill <jason@redhat.com>
7972 * c-common.c (max_tinst_depth): Increase default to 1024.
7974 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7976 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7977 (vec_unpacku_float_lo_v4si): Ditto.
7979 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7982 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7983 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7984 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7985 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7987 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7989 PR tree-optimization/40813
7990 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7993 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7995 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7996 with a NOP_EXPR if needed.
7998 2009-07-21 Paul Brook <paul@codesourcery.com>
8000 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
8001 Terminate debug dump with newline.
8003 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8005 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
8006 Cast "1" to unsigned HOST_WIDE_INT.
8007 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
8008 deposit length to the maximum length - lsb. Extend length if
8009 HOST_BITS_PER_WIDE_INT is 32.
8011 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8013 * cgraph.h (constant_pool_htab): New function.
8014 (constant_descriptor_tree): Move from varasm.c.
8015 * varasm.c (constant_pool_htab): New function.
8016 (constant_descriptor_tree): Move to cgraph.h.
8018 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8020 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
8022 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
8024 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
8027 2009-07-20 Xinliang David Li <davidxl@google.com>
8029 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
8031 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
8033 * config/mips/mips.md (move_type): Add arith.
8034 (type): Handle arith.
8035 (zero_extendsidi2): Rename this into ...
8036 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
8037 (zero_extendsidi2): New expander.
8038 (*zero_extendsidi2_dext): New pattern.
8040 2009-07-20 Nick Clifton <nickc@redhat.com>
8042 * config.gcc (mips64-*-*): Add definition of tm_defines in order
8043 to set MIPS_ABI_DEFAULT.
8044 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
8046 2009-07-20 Jakub Jelinek <jakub@redhat.com>
8048 * tree-object-size.c (addr_object_size): Handle unions with
8049 array in it as last field of structs in __bos (, 1) as __bos (, 0).
8051 PR tree-optimization/40792
8052 * tree.c (build_function_type_skip_args): Remove bogus assert.
8054 2009-07-20 Jan Hubicka <jh@suse.cz>
8055 Martin Jambor <mjambor@suse.cz>
8057 * cgraph.h (combined_args_to_skip): New field.
8058 * cgraph.c (cgraph_create_virtual_clone): Properly handle
8059 combined_args_to_skip and args_to_skip.
8060 * tree-inline.c (update_clone_info): New function.
8061 (tree_function_versioning): Call update_clone_info.
8062 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
8064 (cgraph_materialize_all_clones): More extensive dumping, working
8065 with combined_args_to_skip rather than args_to_skip.
8067 2009-07-20 Ira Rosen <irar@il.ibm.com>
8069 * tree-vectorizer.h (vectorizable_condition): Add parameters.
8070 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
8071 (get_initial_def_for_reduction): Likewise.
8072 (vectorizable_reduction): Skip the check of first operand in case
8073 of COND_EXPR. Add check that it is outer loop vectorization if
8074 nested cycle was detected. Call vectorizable_condition() for
8075 COND_EXPR. If reduction epilogue cannot be created do not fail for
8076 nested cycles (if it is not double reduction). Assert that there
8077 is only one type in the loop in case of COND_EXPR. Call
8078 vectorizable_condition() to vectorize COND_EXPR.
8079 * tree-vect-stmts.c (vectorizable_condition): Update comment.
8080 Add parameters. Allow nested cycles if called from
8081 vectorizable_reduction(). Use reduction vector variable if provided.
8082 (vect_analyze_stmt): Call vectorizable_reduction() before
8083 vectorizable_condition().
8084 (vect_transform_stmt): Update call to vectorizable_condition().
8086 2009-07-20 Christian Bruel <christian.bruel@st.com>
8088 * config/sh/sh.opt (-mfmovd): Resurrect and document.
8089 * doc/invoke.texi (-mfmovd): Likewise.
8090 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
8092 2009-07-20 Jan Hubicka <jh@suse.cz>
8094 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
8095 when handling SSA name.
8097 2009-07-19 Jan Hubicka <jh@suse.cz>
8099 PR tree-optimization/40676
8100 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
8101 virtual PHIs in empty BBs.
8103 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8105 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
8106 re-expanded the compound use gen_lowpart instead to convert to the
8109 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8111 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
8112 OUTER_CONST arguments.
8113 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
8114 the new wider mode will be masked off.
8115 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
8117 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8119 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
8120 high-order bits are zero.
8122 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8124 * combine.c (simplify_shift_const_1): Split code to determine
8126 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
8127 new bits shifted in are identical to the old sign bit.
8129 2009-07-18 Richard Guenther <rguenther@suse.de>
8132 * gimplify.c (gimplify_call_expr): Reject code using results from
8133 functions returning void.
8135 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8137 * doc/md.texi: Document the new PowerPC "es" constraint.
8138 Document that "m" can include automodified addresses on this target,
8139 and explain how %U must be used. Extend the "Q" and "Z" documentation
8140 to suggest "es" as well as "m".
8141 * config/rs6000/constraints.md (es): New memory constraint.
8142 (Q, Z): Update strings to match new documentation.
8144 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8146 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
8147 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
8148 * config/rs6000/predicates.md (volatile_mem_operand): Use
8149 offsettable_nonstrict_memref_p.
8150 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
8151 (*floatunssidf2_internal): Likewise.
8152 (*fix_truncdfsi2_internal): Likewise.
8153 (*fix_trunctfsi2_internal): Likewise.
8155 2009-07-17 Anatoly Sokolov <aesok@post.ru>
8157 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
8159 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8161 2009-07-17 Richard Guenther <rguenther@suse.de>
8164 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
8165 (pass_warn_unused_result): Likewise.
8166 (TODO_set_props): Remove.
8167 * omp-low.c (diagnose_omp_structured_block_errors): Change to
8169 (pass_diagnose_omp_blocks): Define.
8170 * c-decl.c (pop_file_scope): Do not finalize the CU here.
8171 (c_gimple_diagnostics_recursively): Remove.
8172 (finish_function): Do not call it.
8173 (c_write_global_declarations): Continue after errors.
8174 Finalize the CU here.
8175 * c-gimplify.c (c_genericize): Do not gimplify here.
8176 * c-common.c (c_warn_unused_result): Move ...
8177 * tree-cfg.c (do_warn_unused_result): ... here.
8178 (run_warn_unused_result): New function.
8179 (gate_warn_unused_result): New function.
8180 (pass_warn_unused_result): New pass.
8181 * c-common.h (c_warn_unused_result): Remove.
8182 * flags.h (flag_warn_unused_result): Declare.
8183 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
8184 * opts.c (flag_warn_unused_result): Initialize to false.
8185 * toplev.c (compile_file): Add comment.
8186 * omp-low.c (create_omp_child_function): Do not register
8187 the function with the frontend.
8188 (diagnose_omp_structured_block_errors): Prepare to be
8189 called as optimization pass.
8190 (gate_diagnose_omp_blocks): New function.
8191 (pass_diagnose_omp_blocks): New pass.
8192 * cgraph.h (cgraph_optimize): Remove.
8193 (cgraph_analyze_function): Likewise.
8194 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
8195 * cgraphunit.c (cgraph_lower_function): Lower nested functions
8196 before their parents here.
8197 (cgraph_finalize_function): Not here.
8198 (cgraph_analyze_function): Gimplify functions here.
8199 (cgraph_finalize_compilation_unit): Continue after errors.
8200 Optimize the callgraph from here.
8201 (cgraph_optimize): Make static.
8202 * langhooks.c (write_global_declarations): Finalize the CU.
8203 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
8204 (gimplify_function_tree): Assert we gimplify only once.
8205 Set PROP_gimple_any property.
8206 * tree-nested.c (gimplify_all_functions): New function.
8207 (lower_nested_functions): Gimplify all nested functions.
8208 * gimple.h (diagnose_omp_structured_block_errors): Remove.
8209 * passes.c (init_optimization_passes): Add pass_warn_unused_result
8210 and pass_diagnose_omp_blocks after gimplification. Do not
8211 set TODO_set_props on all_lowering_passes.
8212 (execute_one_pass): Do not handle TODO_set_props.
8213 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
8214 (gimplify.o): Add tree-pass.h dependency.
8215 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
8216 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
8217 (unsave_r): Likewise.
8218 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
8221 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
8223 * doc/service.texi (Service): Restore previously removed link,
8224 which isn't broken after all.
8226 2009-07-17 Richard Guenther <rguenther@suse.de>
8228 PR tree-optimization/40321
8229 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
8230 PHI nodes to the maximal set.
8231 (make_values_for_phi): Add PHI arguments to the maximal set.
8232 (execute_pre): Dump PHI_GEN and the maximal set.
8234 2009-07-17 Jakub Jelinek <jakub@redhat.com>
8237 * gimplify.c (gimplify_conversion): Don't change non-conversions into
8240 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
8242 * doc/extend.texi (Nested Functions): Replace broken link with
8244 * doc/service.texi (Service): Remove broken link.
8246 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
8249 * builtins.c (expand_builtin_memcmp): Use loc instead of
8250 EXPR_LOCATION (exp).
8251 (expand_builtin_strncmp): Likewise.
8253 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
8254 Manuel López-Ibáñez <manu@gcc.gnu.org>
8257 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
8258 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
8259 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
8260 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
8261 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
8262 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
8263 tree-inline.c, c-common.c, c-common.h, gimple.c,
8264 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
8265 convert.c: Add location argument to fold_{unary,binary,ternary},
8266 fold_build[123], build_call_expr, build_size_arg,
8267 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
8268 fold_build1_initializer, fold_build2_initializer,
8269 fold_build3_initializer, fold_build_call_array,
8270 fold_build_call_array_initializer, fold_single_bit_test,
8271 omit_one_operand, omit_two_operands, invert_truthvalue,
8272 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
8273 combine_comparisons, fold_builtin_*, fold_call_expr,
8274 build_range_check, maybe_fold_offset_to_address, round_up,
8277 2009-07-16 Jason Merrill <jason@redhat.com>
8280 * c-common.c (c_common_reswords): Add __is_standard_layout
8282 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
8283 * doc/implement-cxx.texi: New.
8284 * doc/gcc.texi: Include it.
8286 2009-07-16 DJ Delorie <dj@redhat.com>
8288 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
8289 compares that may be indirectly affected by previous instructions.
8291 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8293 * builtins.c (do_mpc_arg2): New.
8294 (fold_builtin_2): Fold builtin cpow.
8295 * real.h (HAVE_mpc_pow): New.
8297 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
8299 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
8300 comparison to skip unprofitable schedule
8302 2009-07-16 Simon Baldwin <simonb@google.com>
8304 * gcc.c (option_map): New flag -no-canonical-prefixes.
8305 * (display_help): Print help text for new flag.
8306 * (process_command): Move options translation and language specifics
8307 and handle new flag early. Use it to set a function pointer to a
8308 prefix builder. Replace make_relative_prefix calls with calls to
8309 the function pointed to. Ignore new flag in regular options handling.
8310 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
8312 2009-07-15 DJ Delorie <dj@redhat.com>
8314 * config/mep/mep.md (sibcall_internal): Change register to avoid
8316 (sibcall_value_internal): Likewise.
8318 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
8320 PR rtl-optimization/40710
8321 * resource.c (mark_target_live_regs): Reset DF problem to LR.
8323 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
8325 * config/mips/mips.md (*extenddi_truncate<mode>,
8326 *extendsi_truncate<mode>): Change type attribute to move_type
8327 with shift_shift. Split out code handling exts from here ...
8328 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
8330 (*extendhi_truncateqi): Change type attribute to move_type with
8331 shift_shift. Split out code handling exts from here ...
8332 (*extendhi_truncateqi_exts): ... to this new pattern.
8334 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
8336 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
8337 instead of "and" with inverted sign bit mask value. Use
8338 "nonimmediate_operand" for operand 1 and operand 2 predicate.
8339 Allocate registers only for operand 4 and operand 5.
8341 2009-07-15 Jakub Jelinek <jakub@redhat.com>
8344 * fold-const.c (fold_cond_expr_with_comparison): When folding
8345 < and <= to MIN, make sure the MIN uses the same type as the
8346 comparison's operands.
8348 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
8350 * arm.md (ior_xor): New code iterator.
8351 (split for ior/xor with shift and zero-extend): New split pattern.
8352 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
8354 2009-07-15 Richard Guenther <rguenther@suse.de>
8356 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
8359 2009-07-15 Richard Guenther <rguenther@suse.de>
8362 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
8364 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8366 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
8367 handle 2.6.30 kernel.
8369 2009-07-15 DJ Delorie <dj@redhat.com>
8371 * config/mep/mep.md (sibcall_internal): Change register to allow
8372 for 24-bit addresses.
8373 (sibcall_value_internal): Likewise.
8375 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
8377 * doc/invoke.texi: Added descriptions of the scheduling heuristics
8378 that are enabled/disabled by the flags introduced by a previous patch.
8380 2009-07-14 DJ Delorie <dj@redhat.com>
8382 * config/mep/mep.md (sibcall_internal): Include non-toggling
8384 (sibcall_value_internal): Likewise.
8386 2009-07-14 Taras Glek <tglek@mozilla.com>
8387 Rafael Espindola <espindola@google.com>
8389 * doc/sourcebuild.texi: Document install-plugin target.
8390 * configure.ac: Added install-plugin target to language makefiles.
8391 * configure: Regenerate.
8392 * Makefile.in: (install-plugin): Install more headers,
8393 depend on lang.install-plugin.
8395 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8397 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
8400 2009-07-14 DJ Delorie <dj@redhat.com>
8402 * config/mep/mep.c (mep_vliw_jmp_match): New function.
8403 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
8404 * config/mep/mep.md (sibcall_internal): Change test from
8405 mep_vliw_mode_match to mep_vliw_jmp_match.
8406 (sibcall_value_internal): Likewise.
8408 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
8410 * config/i386/sse.md (copysign<mode>3): New expander.
8411 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
8412 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
8413 Use ix86_build_const_vector.
8414 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
8415 IX86_BUILTIN_CPYSGNPD.
8416 (builtin_description): Add __builtin_ia32_copysignps and
8417 __builtin_ia32_copysignpd.
8418 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
8419 and BUILT_IN_COPYSIGNF.
8421 2009-07-13 Jason Merrill <jason@redhat.com>
8423 * builtins.c (can_trust_pointer_alignment): New fn.
8424 (get_pointer_alignment): Factor it out from here.
8425 * tree.h: Declare it.
8427 2009-07-14 David Edelsohn <edelsohn@gnu.org>
8429 * config/rs6000/predicates.md (offsettable_mem_operand): Test
8432 2009-07-14 Dodji Seketeli <dodji@redhat.com>
8436 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
8438 2009-07-14 Richard Guenther <rguenther@suse.de>
8439 Andrey Belevantsev <abel@ispras.ru>
8442 * cfgexpand.c (partition_stack_vars): Do not bother to update
8443 alias information when not optimizing.
8445 2009-07-14 Richard Guenther <rguenther@suse.de>
8446 Andrey Belevantsev <abel@ispras.ru>
8448 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
8449 (pt_solution_set): Likewise.
8450 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
8451 * tree-ssa-structalias.c (pt_solution_set): New function.
8452 * final.c (rest_of_clean_state): Free SSA data structures.
8453 * print-rtl.c (print_decl_name): Remove.
8454 (print_mem_expr): Implement in terms of print_generic_expr.
8455 * alias.c (ao_ref_from_mem): New function.
8456 (rtx_refs_may_alias_p): Likewise.
8457 (true_dependence): Query alias-export info.
8458 (canon_true_dependence): Likewise.
8459 (write_dependence_p): Likewise.
8460 * tree-dfa.c (get_ref_base_and_extent): For void types leave
8462 * emit-rtl.c (component_ref_for_mem_expr): Remove.
8463 (mem_expr_equal_p): Use operand_equal_p.
8464 (set_mem_attributes_minus_bitpos): Do not use
8465 component_ref_for_mem_expr.
8466 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
8467 (update_alias_info_with_stack_vars): Likewise.
8468 (partition_stack_vars): Call update_alias_info_with_stack_vars.
8469 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
8470 explicitly nor clear stmt operands.
8471 Free the decl-to-pointer map.
8472 * tree-optimize.c (execute_free_datastructures): Do not free
8473 SSA data structures here.
8474 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
8475 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
8476 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
8478 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8480 2009-07-13 DJ Delorie <dj@redhat.com>
8482 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8483 unrolling at the right iteration count.
8485 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8488 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8490 * haifa-sched.c (rank_for_schedule): Introduced flags to
8491 enable/disable individual scheduling heuristics.
8492 * common.opt: Introduced flags to enable/disable individual
8493 heuristics in the scheduler.
8494 * doc/invoke.texi: Introduced flags to enable/disable individual
8495 heuristics in the scheduler.
8497 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8499 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8500 config/i386/mingw-tls.c.
8501 * config/i386/mingw-tls.c: Removed.
8503 2009-07-13 Ira Rosen <irar@il.ibm.com>
8505 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8506 checks access only relevant statements.
8507 (vectorizable_reduction): Likewise.
8509 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8511 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8512 just for 32-bit case.
8514 2009-07-12 Jan Hubicka <jh@suse.cz>
8516 PR tree-optimization/40585
8517 * except.c (expand_resx_expr): When there already is resume
8518 instruction, produce linked list.
8519 (build_post_landing_pads): Assert that resume is empty.
8520 (connect_post_landing_pads): Handle resume lists.
8521 (dump_eh_tree): Dump resume list.
8523 2009-07-12 Ira Rosen <irar@il.ibm.com>
8525 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8526 with additional argument.
8527 * tree-vectorizer.h (enum vect_def_type): Add
8528 vect_double_reduction_def.
8529 (vect_is_simple_reduction): Add argument.
8530 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8532 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8533 vect_is_simple_reduction with additional argument.
8534 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8536 (reduction_code_for_scalar_code): Handle additional codes by
8537 returning ERROR_MARK for them. Fix comment and indentation.
8538 (vect_is_simple_reduction): Fix comment, add argument to specify
8539 double reduction. Detect double reduction.
8540 (get_initial_def_for_induction): Fix indentation.
8541 (get_initial_def_for_reduction): Fix comment and indentation.
8542 Handle double reduction. Create initial definitions that do not
8543 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8544 (vect_create_epilog_for_reduction): Fix comment, add argument to
8545 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8546 epilogue result extraction. Create double reduction phi node and
8547 replace relevant uses.
8548 (vectorizable_reduction): Call vect_is_simple_reduction with
8549 additional argument. Fix indentation. Update epilogue code treatment
8550 according to the changes in reduction_code_for_scalar_code. Check
8551 for double reduction. Call vect_create_epilog_for_reduction with
8552 additional argument.
8553 * tree-vect-stmts.c (process_use): Handle double reduction, update
8555 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8556 (vect_get_vec_def_for_operand): Likewise.
8558 2009-07-12 Danny Smith <dansmister@gmail.com>
8560 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8561 dllexport if !TREE_PUBLIC.
8562 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8564 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8566 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8567 (avr_extra_arch_macro) Remove declatation.
8568 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8569 (avr_extra_arch_macro) Declare as static.
8570 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8572 2009-07-11 Jan Hubicka <jh@suse.cz>
8575 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8577 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8580 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8581 cold_in_std_section bits.
8582 (dwarf2out_begin_prologue): Initialize them.
8583 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8584 if already covered by text_section or cold_text_section range.
8586 PR rtl-optimization/40667
8587 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8588 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8589 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8590 * config/i386/i386.c (ix86_minimum_alignment): New function.
8591 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8592 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8593 * emit-rtl.c (gen_reg_rtx): Likewise.
8594 * function.c (assign_parms): Likewise. If nominal_type needs
8595 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8596 rather than passed_type's alignment.
8599 * function.c (assign_parm_setup_stack): Adjust
8600 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8601 from nominal_mode on big endian.
8603 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8605 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8607 2009-07-10 DJ Delorie <dj@redhat.com>
8609 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8611 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8613 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8615 (thumb2_cbnz): Likewise.
8617 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8620 * config.gcc (supported_defaults): Add synci.
8621 (with_synci): Add validation.
8622 (all_defaults): Add synci.
8623 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8626 * config/mips/mips.opt (msynci): New option.
8627 * config/mips/mips.c (mips_override_options): Warn on use of
8628 -msynci for targets that do now support it.
8629 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8631 * gcc/doc/invoke.texi (-msynci): Document the new option.
8632 * doc/install.texi (--with-synci): Document the new option.
8634 2009-07-10 Richard Guenther <rguenther@suse.de>
8636 PR tree-optimization/40496
8637 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8638 the PHI result with a compatible type.
8640 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8644 * c.opt (Wunused-result): New.
8645 * doc/invoke.texi: Document it.
8646 * c-common.c (c_warn_unused_result): Use it.
8648 2009-07-09 DJ Delorie <dj@redhat.com>
8650 * targhooks.c (default_target_can_inline_p): Rename from
8651 default_target_option_can_inline_p.
8652 * targhooks.h (default_target_can_inline_p): Likewise.
8653 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8654 TARGET_OPTION_CAN_INLINE_P.
8655 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8656 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8657 (mep_target_can_inline_p): Rename from
8658 mep_target_option_can_inline_p.
8661 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8662 registers used to pass vectors.
8664 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8666 2009-07-09 Tom Tromey <tromey@redhat.com>
8668 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8669 * config/mmix/mmix.c: Include dwarf2.h.
8670 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8671 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8672 * config/sh/sh.c: Include dwarf2.h.
8673 * config/i386/i386.c: Include dwarf2.h.
8674 * Makefile.in (DWARF2_H): Remove 'elf'.
8675 * except.c: Include dwarf2.h.
8676 * unwind-dw2.c: Include dwarf2.h.
8677 * dwarf2out.c: Include dwarf2.h.
8678 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8679 * unwind-dw2-fde.c: Include dwarf2.h.
8680 * dwarf2asm.c: Include dwarf2.h.
8682 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8684 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8685 (max_issue): Use it.
8686 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8688 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8689 (region_sched_info): Update.
8690 * sched-ebb.c (ebb_sched_info): Update.
8691 * modulo-sched.c (sms_sched_info): Update.
8692 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8694 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8696 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8698 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8700 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8702 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8705 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8706 arg1 with arg01 if arg1 is already INTEGER_CST.
8708 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8710 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8711 Transform (and (truncate)) into (truncate (and)).
8713 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8715 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8716 creating LHS paradoxical subregs. Fix surrounding returns to
8717 use NULL_RTX rather than 0.
8719 2009-07-08 DJ Delorie <dj@redhat.com>
8721 * config/mep/mep.c: (mep_option_can_inline_p): New.
8722 (TARGET_OPTION_CAN_INLINE_P): Define.
8724 2009-07-08 Mark Wielaard <mjw@redhat.com>
8727 * dwarf2out.c (add_data_member_location_attribute): When we have
8728 only a constant offset don't emit a new location description using
8729 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8732 2009-07-08 Richard Henderson <rth@redhat.com>
8735 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8736 (enum reg_class): Add CLOBBERED_REGS.
8737 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8738 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8739 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8740 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8741 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8742 force 64-bit sibcalls into R11.
8743 * config/i386/constraints.md (U): New constraint.
8744 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8745 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8746 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8748 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8750 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8752 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8753 * ebitmap.h (dump_ebitmap): Ditto.
8754 * optabs.h (optab_libfunc): Ditto.
8755 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8756 * tree-flow.h (vect_can_force_dr_alignment_p,
8757 get_vectype_for_scalar_type): Ditto.
8758 (vectorize_loops): Move prototype to ...
8759 * tree-vectorizer.h: ... here. Also, adjust comment.
8760 (vect_set_verbosity_level): Remove duplicate prototype.
8761 * tree-ssa-loop.c: Include tree-vectorizer.h.
8762 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8764 2009-07-08 Nick Clifton <nickc@redhat.com>
8766 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8769 2009-07-08 DJ Delorie <dj@redhat.com>
8771 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8772 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8773 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8775 * config/mep/intrinsics.md: Regenerated.
8776 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8777 registers when asm() or calls are detected.
8779 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8782 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8784 * gimple (gimple_build_call_from_tree): Likewise.
8785 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8786 no_warning flag before warning.
8788 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8790 * tree.c (set_expr_locus): Remove.
8791 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8792 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8794 * gimplify.c (internal_get_tmp_var): Likewise.
8795 (gimplify_call_expr): Likewise.
8796 (gimplify_one_sizepos): Likewise.
8798 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8801 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8802 to variables for debugging purposes.
8804 2009-06-23 Mark Loeser <mark@halcy0n.com>
8807 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8809 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8811 * pretty-print.c (pp_base_format): Remove %J.
8812 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8813 gcc_cxxdiag_char_table): Likewise.
8814 (init_dynamic_diag_info): Likewise.
8816 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8818 * pretty-print.c (pp_base_format): Remove %H.
8819 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8820 gcc_cxxdiag_char_table): Likewise.
8821 (init_dynamic_diag_info): Likewise.
8822 * config/mep/mep.c (mep_select_section): Likewise.
8824 2009-07-07 Duncan Sands <baldrick@free.fr>
8826 * final.c (pass_clean_state): Give the pass a name.
8827 * passes.c (pass_rest_of_compilation): Likewise.
8828 * tree-optimize.c (pass_all_optimizations): Likewise.
8830 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8832 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8833 an extra 'decl' for error_at.
8835 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8838 * tree-tailcall.c (adjust_return_value_with_ops,
8839 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8840 if it has complex or vector type.
8842 2009-07-07 Olivier Hainque <hainque@adacore.com>
8844 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8847 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8849 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8851 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8853 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8854 * c-decl.c: Likewise.
8855 * function.c: Likewise.
8856 * varasm.c: Likewise.
8857 * tree-ssa.c: Likewise.
8858 * c-common.c: Likewise.
8859 * tree-cfg.c: Likewise.
8860 * config/spu/spu.c: Likewise.
8861 * config/ia64/ia64.c: Likewise.
8862 * config/v850/v850.c: Likewise.
8864 2009-07-06 DJ Delorie <dj@redhat.com>
8866 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8867 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8868 unspecified accesses to control registers.
8869 * config/mep/intrinsics.md: Regenerate.
8870 * config/mep/intrinsics.h: Regenerate.
8871 * config/mep/mep-intrin.h: Regenerate.
8873 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8875 * c-lex.c: Replace %H by an explicit location. Update all calls.
8876 * c-common.c: Likewise.
8877 * c-decl.c: Likewise.
8878 * c-typeck.c: Likewise.
8879 * fold-const.c: Likewise.
8880 * gimplify.c: Likewise.
8882 * tree-cfg.c: Likewise.
8883 * tree-ssa-loop-niter.c: Likewise.
8884 * tree-vrp.c: Likewise.
8885 * value-prof.c: Likewise.
8887 2009-07-06 Diego Novillo <dnovillo@google.com>
8889 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8890 if it has one. Handle cases where VAR does not have an
8891 annotation or cfun is NULL.
8893 2009-07-06 Diego Novillo <dnovillo@google.com>
8895 * tree.c: Include debug.h.
8896 (initialize_tree_contains_struct): New.
8897 (init_ttree): Call it.
8898 (tree_node_structure_for_code): Factor out of ...
8899 (tree_node_structure): ... here.
8900 * treestruct.def (TS_PHI_NODE): Remove.
8901 (TS_GIMPLE_STATEMENT): Remove.
8903 2009-07-06 Diego Novillo <dnovillo@google.com>
8905 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8906 (debug_tree_chain): Handle cycles.
8908 2009-07-06 Nick Clifton <nickc@redhat.com>
8909 DJ Delorie <dj@redhat.com>
8911 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8912 __FMOVD_ENABLED__ is defined.
8914 (TARGET_FMOVD): Provide a default definition.
8915 (MASK_FMOVD): Likewise.
8916 (TARGET_CPU_CPP_BUILTINS): Define
8917 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8918 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8919 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8920 (split for DF load from memory into register): Also handle
8921 MEMs which consist of REG+DISP addressing.
8922 (split for DF store from register to memory): Likewise.
8923 (movsf_ie): Always use single fp_mode.
8924 * config/sh/sh.c (sh_override_options): Do not automatically
8925 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8926 that to the -mfmovd command line switch.
8927 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8928 (fldi_ok): Always allow.
8929 * config/sh/sh.opt (mfmovd): Remove this switch.
8930 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8932 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8933 Kaz Kojima <kkojima@gcc.gnu.org>
8935 PR rtl-optimization/30807
8936 * postreload.c (reload_combine): For every new use of REG_SUM,
8937 record the use of BASE.
8939 2009-07-06 Jan Hubicka <jh@suse.cz>
8941 * params.def: Revert my accidental commit at 2009-06-30.
8943 2009-07-04 Ian Lance Taylor <iant@google.com>
8946 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8948 (mingw_format_attribute_overrides): Likewise.
8950 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8953 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8954 don't check cfa.reg. Instead of cfa.indirect use
8955 fde && fde->drap_reg != INVALID_REGNUM test.
8957 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8959 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8961 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8964 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8966 2009-07-03 Richard Guenther <rguenther@suse.de>
8968 PR tree-optimization/40640
8969 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8972 2009-07-03 Jan Hubicka <jh@suse.cz>
8974 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8975 for size, reduce amount of inlining.
8977 2009-07-03 Richard Guenther <rguenther@suse.de>
8980 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8981 if t +- x is known to not overflow and the conversion widens the
8983 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8985 2009-07-03 Jan Hubicka <jh@suse.cz>
8987 * ipa-pure-const.c (analyze): Update loop optimizer init.
8988 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8989 try_remove_empty_loop, remove_empty_loops): Remove.
8990 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8991 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8992 to mark regular loops as neccesary.
8993 (degenerate_phi_p): New function.
8994 (propagate_necessity, remove_dead_phis): Use it.
8995 (forward_edge_to_pdom): Likewise.
8996 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8997 virtual PHI nodes that became unreachable.
8998 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8999 * tree-flow.h (remove_empty_loops): Remove.
9000 * passes.c (init_optimization_passes): Remove.
9002 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
9004 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
9005 can_create_pseudo_p.
9006 (*fix_trunc<mode>_i387_1): Ditto.
9007 (*floathi<mode>2_1): Ditto.
9008 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
9009 (*fistdi2_1): Ditto.
9010 (*fist<mode>2_1): Ditto.
9011 (frndintxf2_floor): Ditto.
9012 (*fist<mode>2_floor_1): Ditto.
9013 (frndintxf2_ceil): Ditto.
9014 (*fist<mode>2_ceil_1): Ditto.
9015 (frndintxf2_trunc): Ditto.
9016 (frndintxf2_mask_pm): Ditto.
9017 (fxam<mode>2_i387_with_temp): Ditto.
9018 * config/i386/sse.md (mulv16qi3): Ditto.
9019 (*sse2_mulv4si3): Ditto.
9021 (sse4_2_pcmpestr): Ditto.
9022 (sse4_2_pcmpistr): Ditto.
9024 2009-07-03 Jan Hubicka <jh@suse.cz>
9026 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
9027 (mark_stmt_necessary): Set it.
9028 (mark_operand_necessary): Set it.
9029 (mark_control_dependent_edges_necessary): Set it.
9030 (mark_virtual_phi_result_for_renaming): New function.
9031 (get_live_post_dom): New function.
9032 (forward_edge_to_pdom): New function.
9033 (remove_dead_stmt): Fix handling of control dependences.
9034 (tree_dce_init): Init new bitmap.
9035 (tree_dce_done): Free it.
9037 2009-07-02 Richard Guenther <rguenther@suse.de>
9040 * tree-ssa-structalias.c (new_var_info): Initialize
9043 2009-07-02 Jan Hubicka <jh@suse.cz>
9045 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
9048 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
9050 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
9051 instead of recomputing it. Adjust calls.
9052 (emit_store_flag): Adjust recursive calls.
9054 2009-07-02 Richard Guenther <rguenther@suse.de>
9056 * tree-ssa-live.c (remove_unused_locals): Do not remove
9058 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
9059 of DECL_EXTERNAL for HEAP variables.
9060 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
9061 HEAP variables. Do not adjust RESTRICT vars.
9062 (find_what_var_points_to): Nobody cares if something
9065 2009-07-02 Ben Elliston <bje@au.ibm.com>
9067 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
9068 pc_low and pc_high declarations to the top of the function.
9070 2009-07-01 DJ Delorie <dj@redhat.com>
9072 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
9074 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
9075 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
9076 unspecified accesses to control registers.
9077 * config/mep/intrinsics.md: Regenerate.
9078 * config/mep/intrinsics.h: Regenerate.
9079 * config/mep/mep-intrin.h: Regenerate.
9081 2009-07-01 Anthony Green <green@moxielogic.com>
9083 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9084 instruction when possible.
9085 (moxie_expand_prologue): Ditto. Also, save an instruction and
9086 some complexity by popping off of $r12 instead of $sp.
9087 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
9090 2009-07-01 Richard Henderson <rth@redhat.com>
9093 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
9094 contained no insns, reposition note before last insn.
9096 2009-07-01 Richard Henderson <rth@redhat.com>
9099 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
9100 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
9102 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9105 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
9106 darwin9 for printing reg addresses with %y.
9108 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9110 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
9111 truncation from operands in binary operations.
9113 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9116 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9117 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9118 subreg of op0 to the original op0.
9120 * expmed.c (store_bit_field_1): Use a temporary as the destination
9121 instead of a paradoxical subreg when we need to truncate the result.
9123 2009-07-01 DJ Delorie <dj@redhat.com>
9125 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
9126 names to VLIW variants.
9127 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
9128 * config/mep/intrinsics.md: Regenerate.
9129 * config/mep/intrinsics.h: Regenerate.
9130 * config/mep/mep-intrin.h: Regenerate.
9132 2009-07-01 Jakub Jelinek <jakub@redhat.com>
9135 * jump.c (returnjump_p): Revert last patch.
9136 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
9138 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9141 * pa.md (casesi32p): Use jump table label to determine the offset
9143 (casesi64p): Likewise.
9145 * pa.c (forward_branch_p): Return bool type. Use instruction
9146 addresses when available. Assert that INSN has a jump label.
9147 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
9150 2009-07-01 Richard Guenther <rguenther@suse.de>
9152 PR tree-optimization/19831
9153 * tree-ssa-dce.c (propagate_necessity): Calls to functions
9154 that only act as barriers do not make any previous stores necessary.
9155 * tree-ssa-structalias.c (handle_lhs_call): Delay making
9156 HEAP variables global, do not add a constraint from nonlocal.
9157 (find_func_aliases): Handle escapes through return statements.
9158 (compute_points_to_sets): Make escaped HEAP variables global.
9160 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9163 * expmed.c (emit_store_flag): Perform a conversion if necessary,
9164 after reducing a DImode cstore to SImode.
9166 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9168 * expr.c (expand_expr_real_1): Reinstate fallthrough to
9169 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
9171 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
9173 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
9174 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
9176 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
9177 and umod_optab if TARGET_BSD_DIVMOD.
9178 * config/vax/lib1funcs.asm: New file.
9179 * config/vax/t-linux: New file.
9180 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
9182 2009-06-30 Jakub Jelinek <jakub@redhat.com>
9185 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
9186 to type arguments that have void type.
9189 * dwarf2out.c (gen_formal_parameter_die): Call
9190 equate_decl_number_to_die if node is different from origin.
9192 2009-06-30 Anthony Green <green@moxielogic.com>
9194 Clean up moxie port for --enable-build-with-cxx.
9195 * config/moxie/moxie.c (moxie_function_value): First two
9196 parameters are const_tree, not tree.
9197 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
9198 (REG_CLASS_NAMES): Ditto.
9199 (REGNO_REG_CLASS): Ditto.
9200 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
9201 (moxie_function_value): Fix constyness of arguments.
9203 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
9205 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
9206 finalize_size_functions before further processing.
9207 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
9208 (variable_size): Call self_referential_size on size expressions
9209 that contain a PLACEHOLDER_EXPR.
9210 (size_functions): New static variable.
9211 (copy_self_referential_tree_r): New static function.
9212 (self_referential_size): Likewise.
9213 (finalize_size_functions): New global function.
9214 * tree.c: Include tree-inline.h.
9215 (push_without_duplicates): New static function.
9216 (find_placeholder_in_expr): New global function.
9217 (substitute_in_expr) <tcc_declaration>: Return the replacement object
9219 <tcc_expression>: Likewise.
9220 <tcc_vl_exp>: If the replacement object is a constant, try to inline
9221 the call in the expression.
9222 * tree.h (finalize_size_functions): Declare.
9223 (find_placeholder_in_expr): Likewise.
9224 (FIND_PLACEHOLDER_IN_EXPR): New macro.
9225 (substitute_placeholder_in_expr): Update comment.
9226 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
9228 (copy_tree_body_r): Likewise.
9229 (copy_tree_body): New static function.
9230 (maybe_inline_call_in_expr): New global function.
9231 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
9232 (maybe_inline_call_in_expr): Declare.
9233 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
9234 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
9237 2009-06-30 Richard Guenther <rguenther@suse.de>
9239 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
9241 (propagate_necessity): Do not mark reaching defs of stores
9244 2009-06-30 Jan Hubicka <jh@suse.cz>
9246 * cfgloopanal.c (check_irred): Move into ...
9247 (mark_irreducible_loops): ... here; return true if ireducible
9249 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
9250 (analyze_function): Try to prove loop finiteness.
9251 * cfgloop.h (mark_irreducible_loops): Update prototype.
9252 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
9254 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
9256 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
9258 2009-06-30 Ira Rosen <irar@il.ibm.com>
9260 PR tree-optimization/40542
9261 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
9264 2009-06-30 Martin Jambor <mjambor@suse.cz>
9266 PR tree-optimization/40582
9267 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
9268 than useless_type_conversion_p.
9269 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
9272 2009-06-30 Martin Jambor <mjambor@suse.cz>
9275 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
9277 2009-06-30 Richard Guenther <rguenther@suse.de>
9279 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
9280 use ao_ref references.
9281 (walk_aliased_vdefs): Likewise.
9282 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
9283 * tree-ssa-dce.c (struct ref_data): Remove.
9284 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
9285 (mark_aliased_reaching_defs_necessary): Adjust.
9286 (mark_all_reaching_defs_necessary_1): Likewise.
9288 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
9291 * expmed.c (emit_cstore): New name of emit_store_flag_1.
9292 (emit_store_flag_1): Extract from emit_store_flag, adjust
9293 calls to (what now is) emit_cstore.
9294 (emit_store_flag): Call emit_store_flag_1 and also use it
9295 for what used to be recursive calls.
9297 2009-06-30 Wei Guozhi <carrot@google.com>
9300 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
9301 if the target bb post dominates from bb.
9302 * config/i386/i386.c (memory_address_length): Check existence of base
9303 register before using it.
9305 2009-06-30 Nick Clifton <nickc@redhat.com>
9306 DJ Delorie <dj@redhat.com>
9308 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9309 __FMOVD_ENABLED__ is defined.
9311 (TARGET_FMOVD): Provide a default definition.
9312 (MASK_FMOVD): Likewise.
9313 (TARGET_CPU_CPP_BUILTINS): Define
9314 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9315 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9316 two fmov instructions depending upon whether TARGET_FMOVD is
9318 (split for DF load from memory into register): Also handle
9319 MEMs which consist of REG+DISP addressing.
9320 (split for DF store from register to memory): Likewise.
9321 * config/sh/sh.opt (mfmovd): Remove this switch.
9322 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9323 * config/sh/sh.c (sh_override_options): Do not automatically
9324 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9325 that to the -mfmovd command line switch.
9327 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
9329 (fldi_ok): Always allow.
9330 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
9332 2009-06-29 DJ Delorie <dj@redhat.com>
9334 * doc/install.texi (mep-x-elf): Correct chip's full name.
9336 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
9338 * doc/extend.texi: Fix typo.
9340 2009-06-29 Tom Tromey <tromey@redhat.com>
9343 * Makefile.in (DWARF2_H): New variable.
9345 (dwarf2out.o): Likewise.
9346 (dwarf2asm.o): Likewise.
9347 * config/i386/t-i386: Use DWARF2_H.
9348 * except.c: Include elf/dwarf2.h.
9349 * unwind-dw2.c: Include elf/dwarf2.h.
9350 * dwarf2out.c: Include elf/dwarf2.h.
9351 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
9352 <dtprel>: New field.
9353 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
9354 (size_of_loc_descr): Likewise.
9355 (output_loc_operands_raw): Likewise.
9356 (output_loc_operands): Handle new dtprel field.
9357 (loc_checksum): Update.
9358 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
9359 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
9360 * unwind-dw2-fde.c: Include elf/dwarf2.h.
9361 * dwarf2asm.c: Include elf/dwarf2.h.
9362 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
9363 * config/mmix/mmix.c: Include elf/dwarf2.h.
9364 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
9365 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
9366 * config/sh/sh.c: Include elf/dwarf2.h.
9367 * config/i386/i386.c: Include elf/dwarf2.h.
9369 2009-06-29 DJ Delorie <dj@redhat.com>
9371 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
9373 * doc/extend.texi: Add MeP attributes and pragmas.
9374 * doc/invoke.text: Add MeP Options.
9375 * doc/contrib.texi: Add MeP contribution.
9376 * doc/md.texi: Add MeP constraints.
9377 * doc/install.texi: Add MeP target.
9379 2009-06-30 Anatoly Sokolov <aesok@post.ru>
9381 * target.h (struct gcc_target): Add frame_pointer_required field.
9382 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
9383 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
9384 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
9386 * reload1.c (update_eliminables): (Ditto.).
9387 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
9388 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9389 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
9391 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
9393 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
9394 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9395 (arm_frame_pointer_required): New function.
9397 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
9398 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9399 (avr_frame_pointer_required_p): Declare as static.
9400 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
9402 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
9403 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9404 (bfin_frame_pointer_required): Make as static, change return type
9406 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
9408 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
9409 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9410 (cris_frame_pointer_required): New function.
9412 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
9414 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
9415 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9416 (fr30_frame_pointer_required): New function.
9418 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
9419 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9420 (frv_frame_pointer_required): Make as static, change return type
9422 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
9424 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
9425 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9426 (ix86_frame_pointer_required): Make as static, change return type to
9428 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
9430 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
9431 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9433 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
9435 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
9437 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
9439 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
9440 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9441 (mips_frame_pointer_required): Make as static.
9442 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
9444 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
9445 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9446 (mmix_frame_pointer_required): Mew function.
9448 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
9449 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9451 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
9453 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
9455 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
9457 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
9458 (CAN_ELIMINATE): Redefine.
9459 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9460 (sparc_frame_pointer_required): New function.
9461 (sparc_can_eliminate): New function.
9462 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
9464 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
9465 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9467 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
9468 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9469 (xtensa_frame_pointer_required): Make as static, change return type
9471 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
9474 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
9476 * doc/plugins.texi: Document PLUGIN_START_UNIT.
9477 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
9478 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9479 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9480 (register_callback): Handle PLUGIN_START_UNIT.
9481 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9483 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9485 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9487 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9488 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9490 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9492 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9495 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9497 * doc/extend.texi (Additional Floating Types): __float128 is also
9498 supported on i386 targets.
9500 2009-06-29 Richard Guenther <rguenther@suse.de>
9503 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9505 (pt_solutions_same_restrict_base): Declare.
9506 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9508 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9509 (make_constraint_from, make_copy_constraint): Move earlier.
9510 (make_constraint_from_heapvar): New function.
9511 (make_constraint_from_restrict): Likewise.
9512 (handle_lhs_call): Use it.
9513 (find_func_aliases): Use it to track conversions to restrict
9515 (struct fieldoff): Add only_restrict_pointers flag.
9516 (push_fields_onto_fieldstack): Initialize it.
9517 (create_variable_info_for): Track global restrict qualified pointers.
9518 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9519 Track restrict qualified pointer arguments.
9520 (set_uids_in_ptset): Use varinfo is_global_var flag.
9521 (find_what_var_points_to): Set the vars_contains_restrict flag.
9522 Always create the points-to solution for sets including restrict tags.
9523 (pt_solutions_same_restrict_base): New function.
9524 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9525 qualified pointers use pt_solutions_same_restrict_base as
9526 additional source for disambiguation.
9528 2009-06-29 Richard Guenther <rguenther@suse.de>
9531 * alias.c (find_base_decl): Remove.
9532 (get_deref_alias_set_1): Remove restrict handling.
9533 * c-common.c (c_apply_type_quals_to_decl): Do not set
9534 DECL_POINTER_ALIAS_SET.
9535 * gimplify.c (find_single_pointer_decl_1): Remove.
9536 (find_single_pointer_decl): Likewise.
9537 (internal_get_tmp_var): Remove restrict handling.
9538 (gimple_regimplify_operands): Likewise.
9539 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9540 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9541 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9542 * tree.c (restrict_base_for_decl): Remove.
9543 (init_ttree): Do not allocate it.
9544 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9545 LABEL_DECL_UID for label decls.
9546 (copy_node_stat): Do not copy restrict information.
9547 (decl_restrict_base_lookup): Remove.
9548 (decl_restrict_base_insert): Likewise.
9549 (print_restrict_base_statistics): Likewise.
9550 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9551 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9552 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9553 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9554 (LABEL_DECL_UID): Adjust.
9555 (DECL_BASED_ON_RESTRICT_P): Remove.
9556 (DECL_GET_RESTRICT_BASE): Likewise.
9557 (SET_DECL_RESTRICT_BASE): Likewise.
9558 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9560 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9561 instead of DECL_POINTER_ALIAS_SET.
9562 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9563 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9564 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9566 2009-06-29 Richard Guenther <rguenther@suse.de>
9568 PR tree-optimization/40579
9569 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9570 the IL to simplify has constants that overflowed.
9572 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9574 PR tree-optimization/40550
9575 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9576 vector_compute_type only when the size of vector_compute_type is
9577 less than the size of type.
9579 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9581 * fold-const.c (contains_label_1): Fix comments.
9582 (contains_label_p): Do not walk trees multiple time.
9584 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9586 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9587 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9588 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9589 ix86_fp_comparison_operator.
9590 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9591 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9592 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9593 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9594 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9595 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9596 (related splits): Change predicate to ix86_fp_comparison_operator.
9597 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9598 instead of ix86_fp_comparison_codes.
9599 (ix86_trivial_fp_comparison_operator,
9600 ix86_fp_comparison_operator): New.
9601 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9602 (ix86_expand_compare): Eliminate last two parameters.
9603 (ix86_fp_jump_nontrivial_p): Kill.
9604 * config/i386/i386.c (put_condition_code): Eliminate call to
9605 ix86_fp_comparison_codes and subsequent assertion.
9606 (ix86_fp_comparison_codes): Eliminate.
9607 (ix86_fp_swap_condition): New.
9608 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9609 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9610 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9611 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9612 and ix86_fp_swap_condition.
9613 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9614 Use ix86_fp_comparison_strategy.
9615 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9616 (ix86_fp_jump_nontrivial_p): Eliminate.
9617 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9618 call to ix86_expand_compare.
9619 (ix86_split_fp_branch, ix86_expand_setcc,
9620 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9621 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9623 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9625 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9626 related to jump_clobbers.
9627 * config/arm/arm.md (conds): Remove jump_clob case.
9628 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9629 splits): Change comparison_operator to arm_comparison_operator.
9630 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9633 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9635 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9636 condition for floating point modes.
9637 * expmed.c (emit_store_flag_1): Move here a bigger part
9639 (emit_store_flag): Try swapping the condition for floating point
9641 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9643 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9645 * expr.c (expand_expr_real_1): Just use do_store_flag.
9646 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9647 emit_store_flag_force.
9648 * expmed.c (emit_store_flag_force): Copy here trick
9649 previously in expand_expr_real_1. Try reversing the comparison.
9650 (emit_store_flag_1): Work if target is NULL.
9651 (emit_store_flag): Work if target is NULL, using the result mode
9652 from the comparison. Use split_comparison, restructure final part
9653 to simplify conditionals.
9655 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9657 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9658 * dojump.c (do_jump): Change handling of floating-point
9659 ops to use just do_compare_and_jump.
9660 (split_comparison): New.
9661 (do_compare_rtx_and_jump): Add here logic coming previously
9662 in do_jump, using split_comparison.
9664 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9667 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9669 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9671 * tree-ssa-alias.c: Fix unintentional commit.
9673 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9675 * passes.c (execute_one_pass): Fix unintentional commit.
9677 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9679 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9680 (df_rd_local_compute, df_md_local_compute): Inline them.
9682 (df_md_scratch): New.
9683 (df_md_alloc, df_md_free): Allocate/free it.
9684 (df_md_local_compute): Only include live registers in init.
9685 (df_md_transfer_function): Prune the in-set computed by
9686 the confluence function, and the gen-set too.
9688 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9690 PR rtl-optimization/26854
9691 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9692 * df-problems.c (df_rd_add_problem): Fix comment.
9693 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9694 df_md_simulate_artificial_defs_at_top,
9695 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9696 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9697 df_md_transfer_function, df_md_init, df_md_confluence_0,
9698 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9699 problem_MD, df_md_add_problem): New.
9700 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9701 df_md_get_bb_info): New.
9702 (DF_LAST_PROBLEM_PLUS1): Adjust.
9704 * Makefile.in (fwprop.o): Include domwalk.h.
9705 * fwprop.c: Include domwalk.h.
9706 (reg_defs, reg_defs_stack): New.
9707 (bitmap_only_bit_between): Remove.
9708 (process_defs): New.
9709 (process_uses): Use reg_defs and local_md instead of
9710 bitmap_only_bit_between and local_rd.
9711 (single_def_use_enter_block): New, from build_single_def_use_links.
9712 (single_def_use_leave_block): New.
9713 (build_single_def_use_links): Remove code moved to
9714 single_def_use_enter_block, invoke domwalk.
9715 (use_killed_between): Adjust comment.
9717 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9719 * bitmap.h (bitmap_ior_and_into): New.
9720 * bitmap.c (bitmap_ior_and_into): New.
9722 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9724 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9725 before_dom_children_before_stmts and after_dom_children_after_stmts.
9726 Rename the two remaining callbacks to just before_dom_children and
9727 after_dom_children. Remove other GIMPLE statement walking bits.
9728 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9729 * graphite.c: Do not include domwalk.h.
9730 * tree-into-ssa.c (interesting_blocks): New global.
9731 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9732 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9733 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9734 now that they're not domwalk callbacks.
9735 (rewrite_initialize_block): Rename to...
9736 (rewrite_enter_block): ... this, place after called functions. Test
9737 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9738 (rewrite_finalize_block): Rename to...
9739 (rewrite_leave_block): ... this, place after called functions.
9740 (rewrite_update_init_block): Rename to...
9741 (rewrite_update_enter_block): ... this, place after called functions.
9742 Test interesting_blocks, call rewrite_update_stmt and
9743 rewrite_update_phi_arguments.
9744 (rewrite_update_fini_block): Rename to...
9745 (rewrite_leave_block): ... this, place after called functions.
9746 (rewrite_blocks): Remove last argument, simplify initialization of
9748 (mark_def_sites_initialize_block): Rename to...
9749 (mark_def_sites_block): ... this, call mark_def_sites.
9750 (mark_def_sites_blocks): Remove argument, simplify initialization of
9752 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9753 (update_ssa): Likewise.
9754 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9756 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9757 (dom_opt_initialize_block): Rename to...
9758 (dom_opt_enter_block): ... this, place after called functions. Walk
9759 statements here, inline propagate_to_outgoing_edges.
9760 (dom_opt_finalize_block): Rename to...
9761 (dom_opt_leave_block): ... this, place after called functions.
9762 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9764 (dse_enter_block, dse_record_phi): New.
9765 (dse_record_phis): Delete.
9766 (dse_finalize_block): Rename to...
9767 (dse_leave_block): ... this.
9768 (tree_ssa_dse): Simplify initialization of walk_data.
9769 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9770 Adjust initialization of walk_data.
9771 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9772 * tree-ssa-loop-phiopt.c (get_non_trapping):
9773 Adjust initialization of walk_data.
9774 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9775 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9776 it's not a domwalk callback.
9777 (uncprop_initialize_block): Rename to...
9778 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9779 (dse_finalize_block): Rename to...
9780 (dse_leave_block): ... this.
9781 (tree_ssa_uncprop): Simplify initialization of walk_data.
9782 * Makefile.in: Adjust dependencies.
9784 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9786 * arm.md (casesi): Fix test for Thumb1.
9787 (thumb1_casesi_internal_pic): Likewise.
9788 (thumb1_casesi_dispatch): Likewise.
9790 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9792 * config/arm/arm-cores.def: Added core cortex-m0.
9793 * config/arm/arm-tune.md: Regenerated.
9794 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9796 2009-06-26 DJ Delorie <dj@redhat.com>
9798 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9800 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9801 the scheduler doesn't tag jump insns.
9803 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9805 * c-decl.c (merge_decls): Re-indent.
9807 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9810 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9811 Special-case decimal float constants.
9813 2009-06-26 Richard Henderson <rth@redhat.com>
9815 * function.h (struct function): Add cannot_be_copied_reason,
9816 and cannot_be_copied_set.
9817 * tree-inline.c (has_label_address_in_static_1): Rename from
9818 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9819 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9820 don't set inline_forbidden_reason.
9821 (copy_forbidden): New function, split out of inline_forbidden_p.
9822 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9823 (inline_forbidden_p): Use copy_forbidden.
9824 (tree_versionable_function_p): Likewise.
9825 (inlinable_function_p): Merge into tree_inlinable_function_p.
9826 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9827 * ipa-cp.c (ipcp_versionable_function_p): New function.
9828 (ipcp_cloning_candidate_p): Use it.
9829 (ipcp_node_modifiable_p): Likewise.
9831 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9833 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9834 that is marked not to be inlined. Remove flag_mudflap use.
9835 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9836 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9838 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9841 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9842 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9844 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9846 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9848 (__mingwthr_remove_key_dtor): Likewise.
9850 2009-06-26 Richard Guenther <rguenther@suse.de>
9852 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9854 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9857 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9858 try the non-cond_exec path also.
9860 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9863 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9864 (output_cbranch): Use new functions.
9865 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9868 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9869 Pat Haugen <pthaugen@us.ibm.com>
9870 Revital Eres <ERES@il.ibm.com>
9872 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9873 for %c error. Add %x support to print VSX registers as a unified
9874 register set, instead of separate float and altivec registers.
9875 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9876 %y case, and add support for VSX pre-modify addresses.
9877 (output_toc): Add assert for CONST containing an integer constant
9879 (rs6000_adjust_cost): Add POWER7 support.
9880 (insn_must_be_first_in_group): Ditto.
9881 (insn_must_be_last_in_group): Ditto.
9882 (rs6000_emit_popcount): Ditto.
9883 (rs6000_vector_mode_supported_p): Ditto.
9885 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9886 Change some of the functions called by macros to being called
9887 through a pointer, so debug functions can be inserted if
9888 -mdebug=addr or -mdebug=cost.
9889 (rs6000_preferred_reload_class_ptr): Ditto.
9890 (rs6000_secondary_reload_class_ptr): Ditto.
9891 (rs6000_secondary_memory_needed_ptr): Ditto.
9892 (rs6000_cannot_change_mode_class_ptr): Ditto.
9893 (rs6000_secondary_reload_inner): Ditto.
9894 (rs6000_legitimize_reload_address): Ditto.
9895 (rs6000_legitimize_reload_address_ptr): Ditto.
9896 (rs6000_mode_dependent_address): Ditto.
9897 (rs6000_mode_dependent_address_ptr): Ditto.
9899 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9900 function to return true if the mode allows reg + integer
9902 (virtual_stack_registers_memory_p): New function to return true if
9903 the address refers to a virtual stack register.
9904 (rs6000_legitimate_offset_address_p): Move code to say whether a
9905 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9907 (rs6000_legitimate_address_p): Add checks for modes that only can
9908 do reg+reg addressing. Start adding VSX support.
9909 (rs6000_legitimize_reload_address): Ditto.
9910 (rs6000_legitimize_address): Ditto.
9911 (rs6000_debug_legitimate_address_p): New debug functions for
9912 -mdebug=addr and -mdebug=cost.
9913 (rs6000_debug_rtx_costs): Ditto.
9914 (rs6000_debug_address_costs): Ditto.
9915 (rs6000_debug_adjust_cost): Ditto.
9916 (rs6000_debug_legitimize_address): Ditto.
9917 (rs6000_legitimize_reload_address_ptr): Point to call normal
9918 function or debug function. Make functions called via pointer
9920 (rs6000_mode_dependent_address_ptr): Ditto.
9921 (rs6000_secondary_reload_class_ptr): Ditto.
9922 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9923 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9924 into a friendlier error.
9925 (rs6000_init_builtins): Add initial VSX support.
9926 (rs6000_adjust_cost): Fix some spacing issues.
9928 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9929 (REG_CLASS_NAMES): Ditto.
9930 (REG_CLASS_CONTENTS): Ditto.
9931 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9932 pointer, to add -mdebug=addr support.
9933 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9934 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9935 -mdebug=addr support.
9936 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9937 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9938 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9940 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9942 (bswapsi*): Set attribute types for load/store. Add combiner
9943 patterns to eliminate zero extend on 64-bit.
9944 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9945 stdbrx if the hardware supports those instructions.
9947 2009-06-25 Ian Lance Taylor <iant@google.com>
9949 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9950 (Link Options): Document -static-libstdc++.
9952 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9955 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9956 DATA_ALIGNMENT instead.
9958 2009-06-25 Richard Guenther <rguenther@suse.de>
9960 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9961 indirect references against the callused/escaped solutions.
9962 (call_may_clobber_ref_p_1): Likewise.
9964 2009-06-25 Martin Jambor <mjambor@suse.cz>
9966 PR tree-optimization/40493
9967 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9968 (enum unscalarized_data_handling): New type.
9969 (handle_unscalarized_data_in_subtree): Return what has been done.
9970 (load_assign_lhs_subreplacements): Handle left flushes differently.
9971 (sra_modify_assign): Use unscalarized_data_handling, simplified
9972 condition determining whether to remove the statement.
9974 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9976 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9977 excerpt - @ should be doubled for texinfo.
9979 2009-06-24 Ian Lance Taylor <iant@google.com>
9981 * config/arc/arc.c: Include "df.h".
9982 (arc_attribute_table): Make static. Move higher in file.
9983 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9984 (output_shift): Initialize n later to avoid warning.
9985 * config/arm/arm.c (arm_attribute_table): Make static. Move
9987 * config/avr/avr.c (avr_attribute_table): Make static. Move
9989 (reg_class_tab): Change array type from int to enum reg_class.
9990 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9992 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9993 (lshrhi3_out): Likewise.
9994 (class_likely_spilled_p): Change return type to bool.
9995 (avr_rtx_costs): Use local code variable with enum type.
9996 * config/avr/avr.md (movmemhi): Use add_reg_note.
9997 (andhi3, andsi3): Don't use AS2 with "and".
9998 (iorhi3, iorsi3): Don't use AS2 with "or".
9999 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
10000 * config/crx/crx.c: Include "df.h".
10001 (crx_attribute_table): Make static.
10002 * config/m32r/m32r.c: Include "df.h".
10003 (m32r_attribute_table): Make static. Move higher in file.
10004 (pop): Use add_reg_note.
10005 (block_move_call): Change 0 to LCT_NORMAL in function call.
10006 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
10007 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
10008 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
10009 declare, not just when TREE_CODE is defined.
10010 * config/m68hc11/m68hc11.c: Include "expr.h".
10011 (m68hc11_attribute_table): Make static. Move higher in file.
10012 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
10014 (m68hc11_register_indirect_p): Likewise.
10015 (m68hc11_function_arg_padding): Change return type to enum
10017 (emit_move_after_reload): Use add_reg_note.
10018 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
10019 (m68hc11_split_logical): Likewise.
10020 (m68hc11_rtx_costs): Add local code_and outer_code variables with
10022 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
10023 to VOIDmode in function call.
10024 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
10026 (m68hc11_split_logical): Update declaration.
10027 (m68hc11_function_arg_padding): Update declaration.
10028 * config/mcore/mcore.c (regno_reg_class): Change form array of int
10029 to array of enum reg_class.
10030 (mcore_attribute_table): Make static. Move higher in file.
10031 (mcore_rtx_costs): Add cast to enum type.
10032 * config/mcore/mcore.h (regno_reg_class): Update declaration.
10033 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
10034 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
10036 * config/sh/predicates.md (trapping_target_operand): Rename and to
10038 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
10040 * config/spu/spu.c (spu_attribute_table): Make static. Move
10042 * config/v850/v850.c (v850_attribute_table): Make static. Move
10044 (v850_rtx_costs): Use local code with enum type.
10045 (expand_epilogue): Add cast.
10046 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
10048 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
10051 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
10052 -m2a-single-only and -m2a-nofpu.
10053 * config/sh/sh.opt: Document m2a generates FPU code.
10055 2009-06-24 Anatoly Sokolov <aesok@post.ru>
10057 * defaults.h (CAN_ELIMINATE): Provide default.
10058 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10059 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
10060 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
10061 * config/spu/spu.h (CAN_ELIMINATE): Delete.
10062 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
10063 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
10064 * config/cris/cris.h (CAN_ELIMINATE): Delete.
10065 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
10066 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
10067 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
10069 2009-06-24 DJ Delorie <dj@redhat.com>
10071 * mep-ext-cop.cpu: Fix copyright notice.
10072 * mep-default: Fix copyright notice.
10073 * mep-core: Fix copyright notice.
10074 * mep: Fix copyright notice.
10075 * mep-ivc2: Fix copyright notice.
10076 * mep-c5: Fix copyright notice.
10078 2009-06-24 Denis Chertykov <chertykov@gmail.com>
10080 * doc/contrib.texi (Contributors):
10082 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
10084 PR middle-end/40501
10085 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
10086 src and dst operands if necessary.
10088 2009-06-23 DJ Delorie <dj@redhat.com>
10091 * config.gcc: Add mep support.
10092 * recog.c: Resurrect validate_replace_rtx_subexp().
10093 * recog.h: Likewise.
10094 * config/mep/: Add new port:
10095 * config/mep/constraints.md: New file.
10096 * config/mep/default.h: New file.
10097 * config/mep/intrinsics.h: New file.
10098 * config/mep/intrinsics.md: New file.
10099 * config/mep/ivc2-template.h: New file.
10100 * config/mep/mep-c5.cpu: New file.
10101 * config/mep/mep-core.cpu: New file.
10102 * config/mep/mep-default.cpu: New file.
10103 * config/mep/mep-ext-cop.cpu: New file.
10104 * config/mep/mep-intrin.h: New file.
10105 * config/mep/mep-ivc2.cpu: New file.
10106 * config/mep/mep-lib1.asm: New file.
10107 * config/mep/mep-lib2.c: New file.
10108 * config/mep/mep-pragma.c: New file.
10109 * config/mep/mep-protos.h: New file.
10110 * config/mep/mep-tramp.c: New file.
10111 * config/mep/mep.c: New file.
10112 * config/mep/mep.cpu: New file.
10113 * config/mep/mep.h: New file.
10114 * config/mep/mep.md: New file.
10115 * config/mep/mep.opt: New file.
10116 * config/mep/predicates.md: New file.
10117 * config/mep/t-mep: New file.
10119 2009-06-23 Ian Lance Taylor <iant@google.com>
10121 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
10122 from loose_warn into c_loose_warn and from strict_warn into
10123 c_strict_warn. Set and substitute warn_cxxflags. Check for
10124 --enable-build-with-cxx. Set and substitute
10125 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
10126 * Makefile.in (CXXFLAGS): New variable.
10127 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
10128 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
10129 the default is the same as $(STRICT_WARN).
10130 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
10131 (CXX): New variable.
10132 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
10133 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
10134 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
10135 (HOST_LIBS): New variable.
10136 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
10137 (ALL_CXXFLAGS): New variable.
10138 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
10139 * doc/install.texi (Configuration): Document
10140 --enable-build-with-cxx, --with-stage1-ldflags,
10141 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
10142 * configure: Rebuild.
10144 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10146 * config/arm/arm.c (arm_override_options): Fix braces and formatting
10147 from previous commit.
10149 2009-06-23 Ian Lance Taylor <iant@google.com>
10151 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
10153 2009-06-23 Ian Lance Taylor <iant@google.com>
10155 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
10156 with ATTRIBUTE_UNUSED.
10158 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10159 Pat Haugen <pthaugen@us.ibm.com>
10160 Revital Eres <eres@il.ibm.com>
10162 * config.in (HAVE_AS_POPCNTD): Add default definition.
10163 (HAVE_AS_LWSYNC): Ditto.
10165 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
10167 (gcc_cv_as_powerpc_cmpb): Ditto.
10168 (gcc_cv_as_powerpc_dfp): Ditto.
10169 (gcc_cv_as_powerpc_vsx): Ditto.
10170 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
10171 supporting the popcntd/lwsync instructions.
10172 (gcc_cv_as_powerpc_lwsync): Ditto.
10173 * configure: Regenerate.
10175 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
10176 -mcpu=native and -mcpu=power7.
10177 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
10179 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
10180 a variable instead of a mask to reduce the number of mask bits.
10181 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
10182 (-mbit-word): Ditto.
10183 (-mregnames): Ditto.
10184 * config/rs6000/rs6000.opt (-mupdate): Ditto.
10185 (-mfused-madd): Ditto.
10187 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
10189 (-mvsx): New switch for VSX instructions.
10190 (-misel): Move from a variable to a mask to allow it to be set by
10193 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
10194 function declaration to an array declaration.
10195 (rs6000_hard_regno_nregs): New external array declaration.
10197 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
10198 files included by rs6000.md.
10200 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
10201 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
10203 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
10205 (rs6000_debug_reg): New -mdebug= variables.
10206 (rs6000_debug_addr): Ditto.
10207 (rs6000_debug_cost): Ditto.
10208 (rs6000_pmode): New variable to hold Pmode.
10209 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
10210 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
10211 calculated at compiler start.
10212 (rs6000_hard_regno_nregs): Change function to an array which holds
10213 HARD_REGNO_NREGS calculated at compiler start.
10214 (rs6000_explicit_options): Delete isel field.
10215 (rs6000_vector_unit): New array to hold which vector unit
10216 supports arithmetic options for a given type.
10217 (rs6000_vector_mem): New array to hold which vector unit supports
10218 memory reference operations for a given type.
10219 (rs6000_vector_align): New array to given the alignment of each
10221 (power7_cost): New basic costs for power7.
10222 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
10223 (rs6000_hard_regno_nregs_internal): New function, moved from
10224 HARD_REGNO_NREGS, to calculate the number of registers each hard
10225 register takes for each type.
10226 (rs6000_debug_reg_print): New function for -mdebug=reg support.
10227 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
10228 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
10229 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
10230 unit information here so it is calculated once at compiler startup
10232 (rs6000_override_options): Make -misel a target mask. Add more
10233 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
10234 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
10236 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
10237 (rs6000_handle_option): Move -misel from variable to target mask.
10238 (rs6000_builtin_mask_for_load): Add VSX support.
10239 (rs6000_conditional_register_usage): Ditto.
10240 (USE_ALTIVEC_FOR_ARG_P): Ditto.
10241 (function_arg_boundary): Ditto.
10242 (rs6000_expand_builtin): Ditto.
10243 (def_builtin): Make abort message a little friendlier.
10244 (rs6000_emit_int_cmove): Add support for 64-bit isel.
10246 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
10247 assembler support the popcntd instruction instead of a vsx
10248 instruction to enable power7 support.
10249 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
10250 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
10251 option to the assembler if -mcpu=native.
10252 (ASM_CPU_NATIVE_SPEC): Ditto.
10253 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
10255 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
10256 the lwsync instruction.
10257 (enum processor_type): Add PROCESSOR_POWER7.
10258 (rs6000_debug_reg): New -mdebug= options.
10259 (rs6000_debug_addr): Ditto.
10260 (rs6000_debug_cost): Ditto.
10261 (rs6000_isel): Delete.
10262 (enum rs6000_vector): New enum to say what vector unit we have.
10263 (VECTOR_UNIT_*): New macros to say which vector unit has
10264 arithmetic operations for a given type.
10265 (VECTOR_MEM_*): New macros to say which vector unit has memory
10266 operations for a given type.
10267 (TARGET_LDBRX): Whether the machine supports the ldbrx
10269 (TARGET_ISEL): Delete, -misel moved to be a mask.
10270 (TARGET_ISEL64): New macro for 64-bit isel support.
10271 (UNITS_PER_VSX_WORD): New macro.
10272 (POINTER_SIZE): Move to be an external variable, rather than
10273 calculating whether we are generating 32 ot 64-bit code.
10275 (STACK_BOUNDARY): Add VSX support.
10276 (LOCAL_ALIGNMENT): Ditto.
10277 (SLOW_UNALIGNED_ACCESS): Ditto.
10278 (VSX_REGNO_P): New macro for VSX support.
10279 (VFLOAT_REGNO_P): Ditto.
10280 (VINT_REGNO_P): Ditto.
10281 (VLOGICAL_REGNO_P): Ditto.
10282 (VSX_VECTOR_MODE): Ditto.
10283 (VSX_SCALAR_MODE): Ditto.
10285 (VSX_MOVE_MODE): Ditto.
10286 (VSX_REG_CLASS_P): Ditto.
10287 (HARD_REGNO_NREGS): Instead of calling a function, use an array
10289 (UNITS_PER_SIMD_WORD): Add VSX support.
10290 (MODES_TIEABLE_P): Ditto.
10291 (STARTING_FRAME_OFFSET): Ditto.
10292 (STACK_DYNAMIC_OFFSET): Ditto.
10293 (EPILOGUE_USES): Ditto.
10294 (REGNO_REG_CLASS): Move to array lookup.
10295 (CLASS_MAX_NREGS): Ditto.
10296 (rs6000_vector_reg_class): Add declaration.
10297 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
10298 overlap with the floating point and Altivec registers.
10300 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
10302 * config/rs6000/driver-rs6000.c (asm_names): New static array to
10303 give the appropriate asm switches if -mcpu=native.
10304 (host_detect_local_cpu): Add support for "asm".
10305 (host_detect_local_cpu): Follow GNU code guidelines for name.
10307 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
10308 -mbit-word to a variable instead of being a target mask.
10310 * config/rs6000/sync.md (lwsync): If the assembler supports it,
10311 emit the lwsync instruction instead of emitting the instruction as
10312 an integer constant.
10314 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
10315 fixuns_trundfsi2, move expander into rs6000.md.
10317 * config/rs6000/rs6000.md (cpu): Add power7.
10318 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
10319 (logical predicate patterns): Change the single instruction
10320 primitives that set CR0 to be fast_compare instead of compare.
10322 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
10323 (popcntddi2): Ditto.
10324 (popcount<mode>): Ditto.
10325 (floating multiply/add insns): Name the floating point
10326 multiply/add insns.
10327 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
10328 (isel_unsigned_<mode>): Ditto.
10329 (fixuns_trundfsi2): Move expander here from spe.md.
10330 (smindi3): Define if we have -misel on 64-bit systems.
10335 2009-06-23 Anatoly Sokolov <aesok@post.ru>
10337 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
10339 * config/avr/avr.c (avr_current_device): New variable.
10340 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
10341 (avr_arch, mcu_type_s): Move to avr.h.
10342 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
10343 default_data_section_start fields.
10344 (avr_arch): Moved from avr.c.
10345 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
10346 library_name fields.
10347 (avr_current_device, avr_mcu_types, avr_arch_types,
10348 avr_device_to_arch, avr_device_to_data_start,
10349 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
10350 (EXTRA_SPEC_FUNCTIONS): Define.
10351 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
10352 options mapping. Use device_to_arch and device_to_data_start insted.
10353 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
10354 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
10355 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
10356 * config/avr/driver-avr.c: New file.
10357 * config/avr/avr-devices.c: New file.
10359 2009-06-23 Jakub Jelinek <jakub@redhat.com>
10361 * var-tracking.c (unshare_variable): Force initialized to
10362 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
10363 (set_variable_part): Likewise.
10364 (struct variable_union_info): Remove pos_src field.
10365 (vui_vec, vui_allocated): New variables.
10366 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
10367 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
10368 == 1 use a simpler sorting algorithm. Compute pos field right
10369 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
10370 Avoid quadratic comparison if !flag_var_tracking_uninit.
10371 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
10372 unshare_variable unconditionally.
10373 (dataflow_set_different_2): Removed.
10374 (dataflow_set_different): Don't traverse second hash table.
10375 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
10376 unconditionally to var_reg_set or var_mem_set.
10377 (emit_notes_in_bb): Likewise.
10378 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
10380 (emit_note_insn_var_location): Don't set initialized to
10381 VAR_INIT_STATUS_INITIALIZED early.
10382 (vt_finalize): Free vui_vec if needed, clear vui_vec and
10384 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
10386 * tree-object-size.c (addr_object_size): Instead of checking
10387 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
10388 are no FIELD_DECLs following it.
10390 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
10392 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
10393 order to match bswaps with signed source operands.
10395 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10397 * sdbout.c (sdbout_one_type): Fix braces in switch.
10399 2009-06-23 Richard Guenther <rguenther@suse.de>
10401 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
10403 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
10404 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
10405 var_callused, callused_tree, var_storedanything, storedanything_tree,
10406 var_integer, integer_tree): Remove global variables.
10407 (new_var_info): Do not pass new id, append the new var to the
10408 global variable vector.
10409 (do_ds_constraint): Use is_global_var member of the variable-info.
10410 (new_scalar_tmp_constraint_exp): Adjust.
10411 (create_function_info_for): Likewise.
10412 (create_variable_info_for): Likewise.
10413 (find_what_var_points_to): Remove dead code.
10414 (init_base_vars): Simplify.
10415 (compute_points_to_sets): Adjust.
10417 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10419 * combine.c (try_combine): Dump information about the insns we're
10422 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10424 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
10425 check when calling force_to_mode on TRUNCATE's operand.
10427 2009-06-22 Ian Lance Taylor <iant@google.com>
10429 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
10431 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10433 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
10435 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10437 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
10438 override library linkage flags such as -static-libgcc or
10441 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10443 * config/m68k/m68k-devices.def: Add line for MCF5221x.
10445 2009-06-22 Ian Lance Taylor <iant@google.com>
10447 * config/linux.opt: Put mglibc ahead of muclibc.
10449 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
10450 for duplicate decls.
10452 2009-06-22 Matthias Klose <doko@ubuntu.com>
10454 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
10456 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10459 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
10460 instead of NULL if a parser error occurs.
10462 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10464 * dwarf2out.c (dwarf2_debug_hooks): Initialize
10465 non-DWARF2_DEBUGGING_INFO version.
10467 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
10469 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
10470 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
10472 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
10473 (LIBGCC2_TF_CEXT): Define.
10476 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10479 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10481 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10483 * config/arm/arm.c (arm_override_options): Disable
10484 -mcaller-super-interworking and -mcallee-super-interworking.
10485 * doc/invoke.texi (ARM Options): Document this.
10487 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10489 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10490 * config/arm/constraints.md (j): New constraint for movw operands.
10491 (N): Remove thumb2 meaning.
10492 * config/arm/arm.md (*arm_movw): Delete.
10493 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10494 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10495 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10497 2009-06-22 Martin Jambor <mjambor@suse.cz>
10499 PR tree-optimization/40492
10500 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10501 build_ref_for_offset.
10503 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10505 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10506 JUMP_TABLE_DATA_P predicates where applicable.
10507 * auto-inc-dec.c: Ditto.
10508 * builtins.c: Ditto.
10509 * caller-save.c: Ditto.
10511 * cfgcleanup.c: Ditto.
10512 * cfglayout.c: Ditto.
10514 * combine.c: Ditto.
10515 * combine-stack-adj.c: Ditto.
10519 * df-scan.c: Ditto.
10521 * dwarf2asm.c: Ditto.
10522 * dwarf2out.c: Ditto.
10523 * emit-rtl.c: Ditto.
10529 * function.c: Ditto.
10532 * genpreds.c: Ditto.
10533 * genrecog.c: Ditto.
10535 * ira-costs.c: Ditto.
10536 * ira-lives.c: Ditto.
10538 * loop-iv.c: Ditto.
10539 * lower-subreg.c: Ditto.
10540 * modulo-sched.c: Ditto.
10542 * postreload.c: Ditto.
10543 * print-rtl.c: Ditto.
10545 * reginfo.c: Ditto.
10546 * regmove.c: Ditto.
10547 * reload1.c: Ditto.
10550 * rtlanal.c: Ditto.
10552 * sched-vis.c: Ditto.
10554 * sel-sched-ir.c: Ditto.
10555 * simplify-rtx.c: Ditto.
10556 * targhooks.c: Ditto.
10557 * var-tracking.c: Ditto.
10558 * vmsdbgout.c: Ditto.
10560 2009-06-22 Matthias Klose <doko@ubuntu.com>
10562 * Makefile.in (install-plugin): Always use DESTDIR.
10564 2009-06-22 Olivier Hainque <hainque@adacore.com>
10566 * config/pa/pa.c (output_call): Don't optimize post call jumps
10567 into return address adjustments if the call may throw.
10569 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10571 * arm.c (thumb1_output_casesi): New function.
10572 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10573 optimizing for size or PIC.
10574 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10575 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10576 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10577 (thumb1_casesi_internal_pic): New expand rule.
10578 (thumb1_casesi_dispatch): New pattern.
10579 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10581 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10582 in the text seciton when PIC or optimizing for size.
10583 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10584 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10585 preservation properties of code.
10586 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10587 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10588 (__gnu_thumb1_case_si): New function.
10589 * t-arm (LIB1ASMSRC): Define here.
10590 (LIB1ASMFUNCS): Add some common functions.
10591 * t-arm-elf (LIB1ASMSRC): Delete.
10592 (LIB1ASMFUNCS): Append to existing set.
10593 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10594 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10595 * t-symbian (LIB1ASMFUNCS): Likewise.
10596 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10597 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10599 2009-06-21 Richard Guenther <rguenther@suse.de>
10601 PR tree-optimization/38729
10602 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10603 to loops with a single exit if -fno-expensive-optimizations.
10605 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10607 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10608 (dataflow_set): Change vars type from htab_t to shared_hash.
10609 (shared_hash_pool, empty_shared_hash): New variables.
10610 (vars_clear): Removed.
10611 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10612 shared_hash_find_slot_unshare, shared_hash_find_slot,
10613 shared_hash_find_slot_noinsert, shared_hash_find): New
10615 (shared_hash_unshare, shared_hash_destroy): New functions.
10616 (unshare_variable): Unshare set->vars if shared, use
10618 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10619 (get_init_value, find_src_set_src, dump_dataflow_set,
10620 clobber_variable_part, emit_notes_for_differences): Use
10622 (dataflow_set_init): Remove second argument, set vars to
10623 empty_shared_hash instead of creating a new htab.
10624 (dataflow_set_clear): Call shared_hash_destroy and set vars
10625 to empty_shared_hash instead of calling vars_clear.
10626 (dataflow_set_copy): Don't call vars_copy, instead just share
10627 the src htab with dst.
10628 (variable_union): Use shared_hash_*, use initially NO_INSERT
10629 lookup if set->vars is shared. Don't keep slot cleared before
10630 calling unshare_variable. Unshare set->vars if needed.
10631 Even ->refcount == 1 vars must be unshared if set->vars is shared
10632 and var needs to be modified.
10633 (variable_canonicalize): New function.
10634 (dataflow_set_union): If dst->vars is empty, just share src->vars
10635 with dst->vars and traverse with variable_canonicalize to canonicalize
10636 and unshare what is needed.
10637 (dataflow_set_different): If old_set and new_set use the same shared
10638 htab, they aren't different. If number of htab elements is different,
10639 htabs are different. Use shared_hash_*.
10640 (dataflow_set_destroy): Call shared_hash_destroy instead of
10642 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10643 second argument to dataflow_set_init.
10644 (vt_initialize): Likewise. Initialize shared_hash_pool and
10645 empty_shared_hash, move bb in/out initialization afterwards.
10646 Use variable_htab_free instead of NULL as changed_variables del hook.
10647 (variable_was_changed): Change type of second argument to pointer to
10648 dataflow_set. When inserting var into changed_variables, bump
10649 refcount. Unshare set->vars if set is shared htab and slot needs to
10651 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10652 lookup if set->vars is shared. Unshare set->vars if needed.
10653 Even ->refcount == 1 vars must be unshared if set->vars is shared
10654 and var needs to be modified. Adjust variable_was_changed caller.
10655 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10656 vars must be unshared if set->vars is shared and var needs to be
10657 modified. Adjust variable_was_changed caller.
10658 (emit_note_insn_var_location): Don't pool_free var.
10659 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10661 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10662 free_alloc_pool on shared_hash_pool.
10664 2009-06-20 Anthony Green <green@moxielogic.com>
10666 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10667 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10669 2009-06-20 Richard Guenther <rguenther@suse.de>
10671 * tree-ssa-structalias.c (find_func_aliases): For memset use
10672 a constraint from NULL if we memset to zero.
10673 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10674 we explicitly handle that do not read from memory.
10675 (call_may_clobber_ref_p_1): Properly handle builtins that may
10678 2009-06-20 Richard Guenther <rguenther@suse.de>
10680 PR tree-optimization/40495
10681 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10682 (new_scalar_tmp_constraint_exp): New function.
10683 (process_constraint): Do not create temporary decls.
10684 (process_all_all_constraints): Likewise.
10685 (handle_const_call): Likewise.
10686 (create_function_info_for): Do not set decl.
10688 2009-06-19 Ian Lance Taylor <iant@google.com>
10690 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10691 (rs6000_attribute_table): Make static; move before use.
10693 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10695 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10696 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10697 Propagate the TREE_READONLY flag without overwriting it.
10698 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10699 Propagate the TREE_READONLY flag onto the result.
10700 (process_call_operands): Move around. Use correct constant value.
10702 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10705 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10706 * config/arm/arm.md: Likewise.
10708 2009-06-19 Ian Lance Taylor <iant@google.com>
10710 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10711 to GIMPLE_ERROR_MARK.
10713 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10714 op2_original_type parameters. Warn about using different enum types.
10715 * c-parser.c (c_parser_conditional_expression): Pass original
10716 types to build_conditional_expr.
10717 * c-tree.h (build_conditional_expr): Update declaration.
10719 2009-06-19 Ian Lance Taylor <iant@google.com>
10721 * config/i386/i386.c (ix86_function_specific_save): Test that
10722 fields match values, rather than testing the values are in a
10725 2009-06-19 Richard Guenther <rguenther@suse.de>
10727 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10728 ADDR_EXPR pointers.
10729 (ptr_derefs_may_alias_p): Likewise.
10730 (ptr_deref_may_alias_ref_p_1): New function.
10731 (ptr_deref_may_alias_ref_p): Likewise.
10732 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10733 covered by looking at the ESCAPED solution.
10734 (call_may_clobber_ref_p_1): Likewise.
10735 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10736 Handle NULL_TREE offset. Do not produce redundant constraints.
10737 (process_all_all_constraints): New helper function.
10738 (do_structure_copy): Use it.
10739 (handle_lhs_call): Likewise.
10740 (find_func_aliases): Handle some builtins with pointer arguments
10741 and/or return values explicitly.
10743 2009-06-19 Ian Lance Taylor <iant@google.com>
10745 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10747 2009-06-19 Ian Lance Taylor <iant@google.com>
10749 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10751 2009-06-19 Ian Lance Taylor <iant@google.com>
10753 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10754 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10757 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10758 uninitialized const.
10760 2009-06-19 Ian Lance Taylor <iant@google.com>
10762 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10765 * c-decl.c (in_struct, struct_types): Remove.
10766 (struct c_binding): Add in_struct field.
10767 (c_binding_ptr): Define type, along with VEC.
10768 (struct c_struct_parse_info): Define.
10769 (struct_parse_info): New static variable.
10770 (bind): Initialize in_struct field.
10771 (start_struct): Remove enclosing_in_struct and
10772 enclosing_struct_types parameters. Add
10773 enclosing_struct_parse_info parameter. Change all callers. Set
10774 struct_parse_info rather than in_struct and struct_types.
10775 (grokfield): If -Wc++-compat and there is a symbol binding for the
10776 field name, set the in_struct flag and push it on the
10777 struct_parse_info->fields vector.
10778 (warn_cxx_compat_finish_struct): New static function.
10779 (finish_struct): Remove enclosing_in_struct and
10780 enclosing_struct_types parameters. Add
10781 enclosing_struct_parse_info parameter. Change all callers. Don't
10782 set C_TYPE_DEFINED_IN_STRUCT here. Call
10783 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10784 parameter. Only push on struct_types if warn_cxx_compat.
10785 (finish_enum): Only push on struct_types if warn_cxx_compat.
10786 (declspecs_add_type): Add loc parameter. Change all callers.
10787 Change all error calls to error_at. Pass loc, not input_location,
10788 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10789 defined in a struct. If -Wc++-compat and parsing a struct, record
10790 that a typedef name was used.
10791 * c-parser.c (c_parser_declspecs): Get location to pass to
10792 declspecs_add_type.
10793 (c_parser_struct_or_union_specifier): Update calls to start_struct
10795 * c-tree.h (struct c_struct_parse_info): Declare.
10796 (finish_struct, start_struct): Update declarations.
10797 (declspecs_add_type): Update declaration.
10799 2009-06-19 Ian Lance Taylor <iant@google.com>
10801 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10802 variable with an anonymous type.
10804 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10806 * see.c: Remove for real.
10808 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10810 * optabs.h (enum optab_index): Add new OTI_significand.
10811 (significand_optab): Define corresponding macro.
10812 * optabs.c (init_optabs): Initialize significand_optab.
10813 * genopinit.c (optabs): Implement significand_optab using
10814 significand?f2 patterns.
10815 * builtins.c (expand_builtin_mathfn): Handle
10816 BUILT_IN_SIGNIFICAND{,F,L}.
10817 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10818 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10820 * config/i386/i386.md (significandxf2, significand<mode>2): New
10821 expanders to implement significandf, significand and significandl
10822 built-ins as inline x87 intrinsics.
10824 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10826 * config/avr/avr.c (avr_override_options): Remove setting value of
10827 PARAM_INLINE_CALL_COST.
10829 2009-06-18 Richard Henderson <rth@redhat.com>
10832 * tree-pass.h (TDF_ASMNAME): New.
10833 * tree-dump.c (dump_options): Add asmname.
10834 * doc/invoke.texi: Document it.
10836 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10837 (dump_decl_name): ...here.
10838 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10839 (dump_generic_node): Update dump_function_name calls.
10840 (print_call_name): New flags arg; update all dump calls.
10841 * diagnostic.h (print_call_name): Update.
10842 * gimple-pretty-print.c (dump_gimple_call): Update.
10844 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10847 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10849 2009-06-18 Diego Novillo <dnovillo@google.com>
10851 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10852 * plugin.c (str_license): Declare.
10853 (try_init_one_plugin): Assert that the symbol
10854 'plugin_is_GPL_compatible' exists.
10856 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10859 * Makefile.in (OBJS-common): Remove see.o.
10861 * common.opt (fsee): Mark as preserved for backward compatibility.
10862 * opts.c (common_handle_option): Add OPT_fsee to the backward
10863 compatibility section.
10864 * passes.c (init_optimization_passes, pass_see): Remove pass.
10865 * timevar.def (TV_SEE): Remove.
10866 * tree-pass.h (pass_see): Remove declaration.
10867 * doc/invoke.texi (-fsee): Remove documentation.
10869 2009-06-18 Martin Jambor <mjambor@suse.cz>
10871 * tree-sra.c: Include statistics.h
10872 (sra_stats): New variable.
10873 (sra_initialize): Clear sra_stats.
10874 (create_access_replacement): Increment sra_stats.replacements.
10875 (get_access_replacement): Do not return twice.
10876 (analyze_all_variable_accesses): Increment statistics counter by the
10877 number of scalarized aggregates.
10878 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10879 (sra_modify_expr): Increment sra_stats.exprs.
10880 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10881 (sra_modify_assign): Increment sra_stats.exprs,
10882 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10883 (perform_intra_sra): Update statistics counters.
10884 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10886 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10888 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10889 (arm_scalar_mode_supported_p): New function.
10891 2009-06-18 Paul Brook <paul@codesourcery.com>
10892 Sandra Loosemore <sandra@codesourcery.com>
10894 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10895 (__extendhfsf2, __truncsfhf2): Define.
10896 * config/arm/fp16.c: New file.
10897 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10898 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10900 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10902 * doc/extend.texi (Half-Precision): New section.
10903 * doc/invoke.texi (Option Summary): List -mfp16-format.
10904 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10905 * config/arm/arm.opt (mfp16-format=): New.
10906 * config/arm/arm.c: Include intl.h.
10907 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10908 (TARGET_INVALID_RETURN_TYPE): Redefine.
10909 (TARGET_PROMOTED_TYPE): Redefine.
10910 (TARGET_CONVERT_TO_TYPE): Redefine.
10911 (arm_fp16_format): Define.
10912 (all_fpus): Add entry for neon-fp16.
10913 (fp_model_for_fpu): Likewise.
10914 (struct fp16_format): Declare.
10915 (all_fp16_formats): Define.
10916 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10918 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10920 (arm_legitimate_index_p): Treat HFmode like HImode.
10921 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10922 (coproc_secondary_reload_class): Special-case HFmode.
10923 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10924 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10925 (arm_init_fp16_builtins): New.
10926 (arm_init_builtins): Call it.
10927 (arm_invalid_parameter_type): New.
10928 (arm_invalid_return_type): New.
10929 (arm_promoted_type): New.
10930 (arm_convert_to_type).
10931 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10933 (arm_emit_fp16_const): New function.
10934 (arm_mangle_type): Mangle __fp16 as "Dh".
10935 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10937 (TARGET_NEON_FP16): New.
10938 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10939 (enum fputype): Add FPUTYPE_NEON_FP16.
10940 (enum arm_fp16_format_type): Declare.
10941 (arm_fp16_format): Declare.
10942 (LARGEST_EXPONENT_IS_NORMAL): Define.
10943 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10944 * config/arm/arm-modes.def (HFmode): Define.
10945 * config/arm/vfp.md: (*movhf_vfp): New.
10946 (extendhfsf2): New.
10948 * config/arm/arm.md: (fpu): Add neon_fp16.
10949 (floatsihf2, floatdihf2): New.
10950 (fix_trunchfsi2, fix_trunchfdi2): New.
10952 (extendhfdf2): New.
10954 (*arm32_movhf): New.
10955 (*thumb1_movhf): New.
10956 (consttable_2): Add check for HFmode constants.
10957 (consttable_4): Handle HFmode constants.
10959 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10961 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10963 2009-06-17 Olivier Hainque <hainque@adacore.com>
10965 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10966 const char ** conversion in AIX specific section.
10968 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10970 * config/i386/i386.c (ix86_special_builtin_type): Remove
10971 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10972 (bdesc_special_args): Updated.
10973 (ix86_init_mmx_sse_builtins): Likewise.
10974 (ix86_expand_special_args_builtin): Likewise.
10976 2009-06-17 Richard Henderson <rth@redhat.com>
10978 * tree-pretty-print.c (maybe_dump_asm_name): New.
10979 (dump_decl_name): Use it.
10980 (PRINT_FUNCTION_NAME): Merge into...
10981 (dump_function_name): ... here. Use maybe_dump_asm_name.
10983 2009-06-17 Cary Coutant <ccoutant@google.com>
10985 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10987 * debug.c (struct gcc_debug_hooks): Change placeholder for
10989 (debug_nothing_int_charstar_int): Replaced by...
10990 (debug_nothing_int_charstar_int_bool): ...this.
10991 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10992 source_line prototype.
10993 (debug_nothing_int_charstar_int): Replaced by...
10994 (debug_nothing_int_charstar_int_bool): ...this.
10995 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10996 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10997 Output is_stmt operand when necessary.
10998 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10999 (notice_source_line): Add is_stmt parameter.
11000 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
11001 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
11003 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
11004 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
11006 2009-06-17 Ian Lance Taylor <iant@google.com>
11008 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
11010 (struct store_by_pieces_d): Rename from store_by_pieces. Change
11013 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
11015 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
11016 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
11017 tree_strip_sign_nop_conversions and
11018 tree_ssa_strip_useless_type_conversions rather than stripping
11019 the operations here.
11020 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
11022 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
11023 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
11024 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
11025 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
11028 2009-06-17 Michael Eager <eager@eagercon.com>
11030 * config/rs6000/constraints.md (register_constraint "d"): New.
11031 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
11032 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11033 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
11034 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
11035 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
11036 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
11037 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
11038 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
11039 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
11040 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
11042 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
11043 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
11044 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
11045 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
11046 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
11047 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
11048 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
11049 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
11050 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
11051 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
11052 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
11053 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
11054 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
11055 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
11057 2009-06-16 Ian Lance Taylor <iant@google.com>
11059 * profile.c (total_num_never_executed): Don't define.
11060 (compute_branch_probabilities): Don't count or print
11061 num_never_executed.
11062 (init_branch_prob): Don't set total_num_never_executed.
11063 (end_branch_prob): Don't print total_num_never_executed.
11065 2009-06-17 David Daney <ddaney@caviumnetworks.com>
11067 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
11069 2009-06-17 David Edelsohn <edelsohn@gnu.org>
11071 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
11072 (nabstd2_fpr): Same.
11074 2009-06-17 Steve Ellcey <sje@cup.hp.com>
11076 * expr.c (expand_assignment): Change complex type check.
11078 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
11080 * doc/plugins.texi (Building GCC plugins): Added new section.
11082 2009-06-17 Ian Lance Taylor <iant@google.com>
11084 * c-pch.c (get_ident): Don't set size of templ array.
11085 (pch_init): Don't set size of partial_pch array.
11087 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
11088 string constant to intialize an array whose size is the length of
11091 2009-06-17 Richard Guenther <rguenther@suse.de>
11093 PR tree-optimization/40389
11094 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
11095 to addressable types.
11096 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
11098 2009-06-17 Richard Guenther <rguenther@suse.de>
11100 PR middle-end/40460
11101 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
11102 if there is no evolution of left in the loop bail out.
11103 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
11104 chrec_fold_multiply.
11106 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
11107 Janis Johnson <janis187@us.ibm.com>
11110 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
11111 for the symbol ref of a constant that is the source of a move
11112 - nor for any other not-obvious-label-ref constants.
11114 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
11116 * plugin.c (position_pass): Skip newly inserted pass during list
11117 traversal to avoid repeated insertion.
11119 2009-06-16 Ian Lance Taylor <iant@google.com>
11121 * vec.h (VEC_stack_alloc): Define different version if
11122 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
11123 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
11124 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
11125 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
11127 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
11129 * config.gcc (extra_headers): Add ia32intrin.h for x86.
11131 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
11132 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
11133 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
11134 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
11135 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
11136 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11137 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11138 (bdesc_special_args): Add __builtin_ia32_rdtsc and
11139 __builtin_ia32_rdtscp.
11140 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
11141 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
11142 and __builtin_ia32_rorhi.
11143 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
11144 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11145 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11146 (ix86_expand_args_builtin): Likewise.
11147 (ix86_expand_special_args_builtin): Likewise.
11149 * config/i386/i386.md (UNSPECV_RDTSCP): New.
11150 (UNSPECV_RDTSC): Likewise.
11151 (UNSPECV_RDPMC): Likewise.
11152 (*bsr): Renamed to ...
11154 (*bsr_rex64): Renamed to ...
11157 (*rdpmc): Likewise.
11158 (*rdpmc_rex64): Likewise.
11160 (*rdtsc): Likewise.
11161 (*rdtsc_rex64): Likewise.
11162 (rdtscp): Likewise.
11163 (*rdtscp): Likewise.
11164 (*rdtscp_rex64): Likewise.
11166 * config/i386/ia32intrin.h: New.
11168 * config/i386/x86intrin.h: Include <ia32intrin.h>.
11170 2009-06-16 Ian Lance Taylor <iant@google.com>
11172 * ira-build.c (copy_info_to_removed_store_destinations):
11173 Initialize parent_a.
11175 2009-06-16 Ian Lance Taylor <iant@google.com>
11177 * c-decl.c (grokdeclarator): Change size_varies to bool.
11179 2009-06-16 Ian Lance Taylor <iant@google.com>
11181 * sel-sched.c: Make forward declarations of move_op_hooks and
11182 fur_hooks explicitly extern.
11184 2009-06-16 Ian Lance Taylor <iant@google.com>
11186 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
11187 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
11189 2009-06-16 Ian Lance Taylor <iant@google.com>
11191 * resource.c (mark_referenced_resources): Change
11192 include_delayed_effects parameter to bool. Change all callers.
11193 (mark_end_of_function_resources): Likewise.
11194 * reorg.c (insn_references_resource_p): Likewise.
11195 (insn_sets_resource_p): Likewise.
11196 * resource.h (mark_referenced_resources): Update declaration.
11197 (mark_end_of_function_resources): Update declaration.
11199 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11201 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
11203 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11205 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
11206 GCC can bootstrap on AIX with GNU Binutils 2.20.
11208 2009-06-16 Ian Lance Taylor <iant@google.com>
11210 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
11212 2009-06-16 Ian Lance Taylor <iant@google.com>
11214 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
11215 inline, not extern inline.
11216 (exact_log2): Likewise.
11217 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
11219 (exact_log2): Likewise, but don't test CTZ_HWI.
11221 2009-06-16 Ian Lance Taylor <iant@google.com>
11223 * bitmap.c (bitmap_clear): Don't declare as inline.
11224 * gimple.c (gimplify_assign): Likewise.
11225 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
11226 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
11227 (sched_scan_info): Remove duplicate definition.
11229 2009-06-16 Ian Lance Taylor <iant@google.com>
11231 * c-common.c (skip_evaluation): Don't define.
11232 (c_inhibit_evaluation_warnings): Define global variable.
11233 (overflow_warning): Check c_inhibit_evaluation_warnings rather
11234 than skip_evaluation.
11235 (convert_and_check, warn_for_div_by_zero): Likewise.
11236 * c-common.h (skip_evaluation): Don't declare.
11237 (c_inhibit_evaluation_warnings): Declare.
11238 * c-parser.c (c_parser_typeof_specifier): Set
11239 c_inhibit_evaluation_warnings rather than skip_evaluation.
11240 (c_parser_conditional_expression): Likewise.
11241 (c_parser_binary_expression): Likewise.
11242 (c_parser_sizeof_expression): Likewise.
11243 (c_parser_alignof_expression): Likewise.
11244 * c-typeck.c (build_indirect_ref): Check
11245 c_inhibit_evaluation_warnings rather than skip_evaluation.
11246 (build_conditional_expr, build_binary_op): Likewise.
11248 2009-06-16 Richard Guenther <rguenther@suse.de>
11250 * tree-ssa-alias.c (is_escape_site): Remove.
11251 * tree-ssa-alias.h (enum escape_type): Remove.
11252 (is_escape_site): Likewise.
11253 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
11254 via casts and asms without deferring to is_escape_site.
11256 2009-06-16 Jakub Jelinek <jakub@redhat.com>
11258 PR middle-end/40446
11259 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
11260 use gen_lowpart if op0 has complex mode.
11262 2009-06-16 Richard Guenther <rguenther@suse.de>
11264 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
11265 variables add them to ESCAPED.
11266 (find_func_aliases): Do not make all indirectly stored values escaped.
11268 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
11270 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
11271 make_decl_one_only.
11273 2009-06-16 Martin Jambor <mjambor@suse.cz>
11275 PR tree-optimization/40432
11276 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
11277 check whether we need to force gimple register operand.
11279 2009-06-16 Martin Jambor <mjambor@suse.cz>
11281 PR tree-optimization/40413
11282 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
11283 build_ref_for_offset.
11284 (propagate_subacesses_accross_link): Fix a typo in a comment.
11286 2009-06-16 Ira Rosen <irar@il.ibm.com>
11288 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11289 with additional parameter.
11290 * tree-vectorizer.h (enum vect_def_type): Add new value
11292 (enum vect_relevant): Add comments.
11293 (vect_is_simple_reduction): Add new argument.
11294 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
11295 Detect nested cycles.
11296 (vect_is_simple_reduction): Update documentation, add an argument to
11297 distinguish inner-loop reduction from nested cycle, detect nested
11298 cycles, fix printings and indentation, don't swap operands in case
11300 (get_initial_def_for_reduction): Handle subtraction.
11301 (vect_create_epilog_for_reduction): Add new argument to specify
11302 reduction variable.
11303 (vect_finalize_reduction): Handle subtraction, fix comments.
11304 (vectorizable_reduction): Handle nested cycles. In case of nested
11305 cycle keep track of the reduction variable position. Call
11306 vect_is_simple_reduction with additional parameter. Use original
11307 statement code in reduction epilogue for nested cycle. Call
11308 vect_create_epilog_for_reduction with additional parameter.
11309 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
11310 inner-loop vectorization.
11311 (vect_recog_widen_sum_pattern): Likewise.
11312 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
11314 (vect_mark_stmts_to_be_vectorized): Likewise.
11315 (vect_get_vec_def_for_operand): Handle nested cycles.
11317 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11319 * doc/invoke.texi (Debugging Options): Fix option index entries
11320 for -fdump-statistics, -frandom-seed add entries for
11321 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
11322 (FRV Options): Fix entries for -mTLS, -mtls.
11323 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
11324 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
11325 (M68hc1x Options): Fix @itemx for -mnominmax.
11326 (MCore Options): Fix entry for -mno-lsim.
11327 (MMIX Options): Fix entry for -mabi=mmixware.
11328 (PDP-11 Options): Fix entry for -mbcopy-builtin.
11330 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
11332 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
11333 Mention the plugin mode of gengtype.
11334 * doc/gty.texi (Source Files Containing Type Information): Likewise.
11335 * gengtype.c: Updated copyright.
11336 (plugin_files, nb_plugin_files) Added new static variables.
11337 (measure_input_list) Care about plugin_files.
11338 (write_rtx_next): Added early return in plugin mode.
11339 (create_file): Updated copyright year in generated file. Added
11341 (oprintf): Added early return if NULL outf.
11342 (get_output_file_with_visibility): Care of plugin_files.
11343 (get_output_file_name): May return null.
11344 (write_local): Added early return.
11345 (put_mangled_filename): Ditto.
11346 (finish_root_table): Added check for base_files.
11347 (write_roots): Care about null when plugins.
11348 (main): Added plugin mode.
11350 2009-06-15 Ian Lance Taylor <iant@google.com>
11352 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
11353 * gcov.c (read_count_file): Add braces around variables declared
11356 * c.opt (Wjump-misses-init): New warning.
11357 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
11358 -Wall and -Wc++-compat if not already set.
11359 (c_common_post_options): Clear warn_jump_misses_init if it was not
11361 * c-decl.c (struct c_binding): Change type field to a union with
11362 new label field. Make it the first field in the struct. Update
11363 references to type to use u.type instead.
11364 (struct c_spot_bindings): Define.
11365 (struct c_goto_bindings): Define.
11366 (c_goto_bindings_p): Define, along with VECs.
11367 (struct c_label_vars): Define.
11368 (struct c_scope): Add has_label_bindings field.
11369 (bind_label, set_spot_bindings): New static functions.
11370 (decl_jump_unsafe, update_spot_bindings): New static functions.
11371 (update_label_decls): New static function.
11372 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
11373 Update binding u.label field to shadowed field.
11374 (c_binding_start_stmt_expr): New function.
11375 (c_binding_end_stmt_expr): New function.
11376 (pushdecl): Don't call c_begin_vm_scope.
11377 (make_label): Add defining and p_label_vars parameters. Change
11379 (lookup_label): Correct test for whether a label has not yet been
11380 defined. Call bind_label rather than bind.
11381 (warn_about_goto): New static function.
11382 (lookup_label_for_goto): New function.
11383 (declare_label): Call bind_label rather than bind.
11384 (check_earlier_gotos): New static function.
11385 (define_label): Don't give errors about jumping into statement
11386 expressions or scopes of variably modified types. Call
11387 set_spot_bindings and check_earlier_gotos. Call bind_label
11388 instead of bind. Don't set label_context_stack_se or
11389 label_context_stack_vm.
11390 (c_get_switch_bindings): New function.
11391 (c_release_switch_bindings): New function.
11392 (c_check_switch_jump_warnings): New function.
11393 (start_function): Don't set label_context_stack_se or
11394 label_context_stack_vm.
11395 (finish_function): Likewise.
11396 * c-typeck.c (label_context_stack_se): Don't define.
11397 (label_context_stack_vm): Don't define.
11398 (c_finish_goto_label): Call lookup_label_for_goto rather than
11399 lookup_label. Don't give errors about jumping into a statement
11400 expression or the scope of a variably modified type. Don't set
11401 label_context_stack_se or label_context_stack_vm.
11402 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
11403 fields. Add bindings field.
11404 (c_start_case): Don't set deleted fields. Set bindings field.
11405 (do_case): Rework order of tests. Don't check blocked_stmt_expr
11406 or blocked_vm. Call c_check_switch_jump_warnings.
11407 (c_finish_case): Don't test blocked_stmt_expr field. Call
11408 c_release_switch_bindings.
11409 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
11410 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11411 set label_context_stack_se. Call c_bindings_start_stmt_expr.
11412 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
11413 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11414 set label_context_stack_se. Call c_bindings_end_stmt_expr.
11415 (c_begin_vm_scope, c_end_vm_scope): Don't define.
11416 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
11417 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
11418 (C_DECL_UNJUMPABLE_VM): Don't define.
11419 (C_DECL_UNDEFINABLE_VM): Don't define.
11420 (struct c_label_list): Don't define.
11421 (struct c_label_context_se): Don't define.
11422 (struct c_label_context_vm): Don't define.
11423 (struct c_spot_bindings): Declare.
11424 (c_bindings_start_stmt_expr): Declare.
11425 (c_bindings_end_stmt_expr): Declare.
11426 (lookup_label_for_goto): Declare.
11427 (c_get_switch_bindings, c_release_switch_bindings): Declare.
11428 (c_check_switch_jump_warnings): Declare.
11429 (label_context_stack_se, label_context_stack_vm): Don't declare.
11430 (c_finish_goto_label): Update declaration.
11431 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
11432 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
11433 (Warning Options): Document -Wjump-misses-init.
11435 2009-06-15 Jakub Jelinek <jakub@redhat.com>
11437 * tree-object-size.c (addr_object_size): Fix a pasto in the last
11440 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11442 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
11444 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11446 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
11448 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11450 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
11452 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11454 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
11455 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
11456 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
11457 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
11458 * dwarf2asm.c (dw2_force_const_mem): Update call to
11459 make_decl_one_only.
11460 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
11461 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
11462 * langhooks.c (lhd_comdat_group): Remove.
11463 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
11464 * tree.h (DECL_COMDAT_GROUP): New.
11465 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
11466 (tree_decl_with_vis): Add comdat_group. Remove one_only.
11467 (make_decl_one_only): Change signature.
11468 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
11469 make_decl_one_only.
11470 (make_decl_one_only): Change signature.
11471 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
11473 2009-06-15 Richard Guenther <rguenther@suse.de>
11475 PR middle-end/40439
11476 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
11478 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11480 * tree-ssa-math-opts.c: Remove extra divide.
11482 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11484 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11486 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11488 * passes.c: Add bswap pass.
11489 * tree-pass.h: Add pass_optimize_bswap declaration.
11490 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11491 Include rtl.h, expr.h and optabs.h for optab_handler check.
11492 (struct symbolic_number, pass_optimize_bswap): New definition.
11493 (do_shift_rotate, verify_symbolic_number_p): New functions.
11494 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11495 (gate_optimize_bswap): New function.
11496 * tree.c (widest_int_cst_value): New function.
11497 * tree.h (widest_int_cst_value): Prototype added.
11499 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11501 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11502 REG_EQUAL/REG_EQUIV notes.
11504 2009-06-14 Richard Guenther <rguenther@suse.de>
11506 PR middle-end/40389
11507 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11508 has its address taken if NRV was applied and it is addressable.
11509 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11510 function split out from ...
11511 (get_constraint_for_1): ... here.
11512 (handle_rhs_call): Use it to mark the return slot escaped if
11513 it is addressable and NRV was applied.
11515 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11517 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11518 Change first argument type to location_t.
11519 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11520 Do not set input_location.
11521 Use loc instead of input_location throughout.
11523 2009-06-13 Richard Guenther <rguenther@suse.de>
11525 PR tree-optimization/40421
11526 * tree-predcom.c (should_unroll_loop_p): Remove.
11527 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11529 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11531 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11532 Add location argument.
11534 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11536 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11538 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11539 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11540 * config/spu/spu-protos.h: Add location to
11541 spu_resolve_overloaded_builtin.
11542 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11543 spu_build_builtin_va_list.
11544 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11545 argument. Pass location to build_function_call_vec.
11546 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11548 (emit_fpu_switch): Same.
11549 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11550 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11551 to build_decl and create_artificial_label.
11552 (xtensa_gimplify_va_arg_expr): Same.
11553 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11554 (xstormy16_gimplify_va_arg_expr): Same.
11555 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11556 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11557 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11558 (mips16_build_function_stub): Same.
11559 (mips16_build_call_stub): Same.
11561 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11564 * arm/constraints.md (Pa, Pb): New constraints.
11565 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11566 split pattern to deal with them.
11568 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11570 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11571 fix index entry for -Xpreprocessor.
11573 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11575 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11576 Add location argument to build_decl call.
11577 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11578 (rs6000_init_builtins): Same.
11579 (spe_init_builtins): Same.
11580 (rs6000_gimplify_va_arg): Add location argument to
11581 create_artificial_label call.
11583 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11585 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11586 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11587 * Makefile.in: Fix GGC dependency for gcse.o.
11589 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11591 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11592 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11593 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11595 * c-parser.c (c_parser_binary_expression): Use current column while
11596 building binary operations.
11597 * common.opt (fshow-column): Enable by default.
11598 * tree-vrp.c (check_array_ref): Use warning_at.
11599 (check_array_bounds): Use location from call back if expr has no
11601 * tree.h: Add location argument to maybe_fold_*.
11602 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11603 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11604 (maybe_fold_offset_to_component_ref): Same.
11605 (maybe_fold_offset_to_reference): Same.
11606 (maybe_fold_offset_to_address): Same.
11607 (maybe_fold_stmt_indirect): Same.
11608 (maybe_fold_stmt_addition): Same.
11609 (fold_stmt_r): Pass location to maybe_fold_*.
11610 (fold_gimple_assign): Same.
11611 * c-tree.h: Add location argument to finish_decl,
11612 default_function_array_conversion, store_init_value.
11613 * c-decl.c (define_label): Use error_at.
11614 (c_make_fname_decl): Pass location to finish_decl.
11615 (finish_decl): New location argument.
11616 (build_compound_literal): Pass location to store_init_value.
11617 (grokdeclarator): Pass location to finish_decl.
11619 * c-typeck.c (array_to_pointer_conversion): New location argument.
11620 (function_to_pointer_conversion): Same.
11621 (default_function_array_conversion): Same.
11622 (parser_build_unary_op): Pass location to overflow_warning.
11623 (parser_build_binary_op): Same. Use warning_at.
11624 (build_unary_op): Pass location to array_to_pointer_conversion.
11625 (build_c_cast): Pass location to digest_init.
11626 (build_modify_expr): New location argument.
11627 (convert_for_assignment): Same.
11628 (store_init_value): Same.
11629 (digest_init): Same.
11630 (output_init_element): Pass location to digest_init and
11631 array_to_pointer_conversion.
11632 (c_finish_return): Pass location to convert_for_assignment.
11633 * gimplify.c (gimplify_conversion): Pass location to
11634 maybe_fold_offset_to_address.
11635 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11636 to maybe_fold_stmt_addition.
11637 * c-omp.c (c_finish_omp_atomic): Pass new location to
11639 (c_finish_omp_for): Same.
11640 * c-common.c (overflow_warning): New argument.
11641 * c-common.h: New argument to build_modify_expr, overflow_warning.
11642 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11644 (c_parser_initializer): Pass location to
11645 default_function_array_conversion.
11646 (c_parser_initelt): Same.
11647 (c_parser_initval): Same.
11648 (c_parser_asm_operands): Same.
11649 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11650 (c_parser_conditional_expression): Same.
11651 (c_parser_binary_expression): Add location info to stack. Use it.
11652 (c_parser_unary_expression): Pass location to
11653 default_function_array_conversion, parser_build_unary_op,
11654 build_indirect_ref, c_parser_postfix_expression_after_primary.
11655 (c_parser_postfix_expression_after_primary): New location argument.
11657 (c_parser_expression_conv): Pass location to
11658 default_function_array_conversion.
11659 (c_parser_expr_list): Same.
11660 (c_parser_omp_atomic): Same.
11661 (c_parser_omp_for_loop): Same.
11662 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11663 (build_array_declarator): New argument.
11664 * c-decl.c (build_array_declarator): Add location argument.
11665 (grokdeclarator): Set id_loc for cdk_array.
11666 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11667 build_array_declarator.
11668 * tree.c (build_omp_clause): Add location argument.
11669 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11670 (OMP_CLAUSE_LOCATION): New macro.
11671 (struct tree_omp_clause): Add location field.
11672 (build_omp_clause): Add argument.
11673 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11674 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11676 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11677 (cp_parser_omp_clause_collapse): Same.
11678 (cp_parser_omp_clause_default): Same.
11679 (cp_parser_omp_clause_if): Same.
11680 (cp_parser_omp_clause_nowait): Same.
11681 (cp_parser_omp_clause_num_threads): Same.
11682 (cp_parser_omp_clause_ordered): Same.
11683 (cp_parser_omp_clause_schedule): Same.
11684 (cp_parser_omp_clause_untied): Same.
11685 (cp_parser_omp_for_loop): Same.
11686 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11687 * c-tree.h (c_start_case): Add location argument.
11688 (c_process_expr_stmt): Same.
11689 (c_finish_goto_*): Same.
11690 * tree-parloops.c (initialize_reductions): Pass location to
11692 (create_parallel_loop): Same.
11693 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11694 (gfc_trans_omp_reduction_list): Same.
11695 (gfc_trans_omp_clauses): Same.
11696 (gfc_trans_omp_do): Same.
11697 * c-typeck.c (c_finish_goto_label): Same.
11698 (c_finish_goto_ptr): New location argument.
11699 (c_start_case): Same.
11700 (emit_side_effect_warnings): Same.
11701 (c_process_expr_stmt): Same.
11702 (c_finish_stmt_expr): Same.
11703 (c_finish_omp_clauses): Use error_at instead of error.
11704 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11706 * c-omp.c (c_split_parallel_clauses): New location argument.
11707 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11708 to build_omp_clause.
11709 (convert_local_reference_stmt): Same.
11710 (convert_gimple_call): Same.
11711 * c-common.h (c_split_parallel_clauses): New argument.
11712 * c-parser.c (c_parser_statement_after_labels): Pass location to
11713 c_finish_goto_label.
11714 (c_parser_switch_statement): Pass location to c_start_case.
11715 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11716 and c_process_expr_stmt.
11717 (c_parser_omp_variable_list): Add location argument.
11718 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11719 (c_parser_omp_clause_default): Same.
11720 (c_parser_omp_clause_if): Same.
11721 (c_parser_omp_clause_num_threads): Same.
11722 (-c_parser_omp_clause_ordered): Same.
11723 (c_parser_omp_clause_reduction): Pass location to
11724 c_parser_omp_variable_list.
11725 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11726 (c_parser_omp_clause_untied): Same.
11727 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11728 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11730 * c-tree.h (check_for_loop_decls, undeclared_variable,
11731 build_component_ref, build_array_ref, build_external_ref,
11732 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11733 build_conditional_expr, build_compound_expr, c_cast_expr,
11734 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11735 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11737 * c-semantics.c (build_stmt): Same.
11738 (build_case_label): Same.
11739 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11740 (undeclared_variable): New argument.
11741 (make_label): Same.
11742 (lookup_label): Pass location on down.
11743 (define_label): Same.
11744 (finish_decl): Same.
11745 (build_compound_literal): Same.
11746 (finish_struct): Same.
11747 (finish_function): Do not set location here.
11748 (check_for_loop_decls): New argument.
11749 * tree.c (save_expr): Set location.
11750 (build_empty_stmt): New argument.
11751 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11752 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11753 * builtins.c (gimplify_va_arg_expr): Use locations.
11754 (expand_builtin_sync_operation): Same.
11755 * c-typeck.c (build_component_ref): New argument.
11756 (build_array_ref): Same.
11757 (build_external_ref): Same.
11758 (c_expr_sizeof_expr): Same.
11759 (c_expr_sizeof_type): Same.
11760 (parser_build_unary_op): Same.
11761 (build_conditional_expr): Same.
11762 (build_compound_expr): Pass location on down.
11763 (build_compound_expr): New argument.
11764 (build_c_cast): Same.
11765 (c_cast_expr): Same.
11766 (build_asm_expr): Same.
11767 (c_finish_return): Same.
11768 (c_process_expr_stmt): Pass location on down.
11769 (c_finish_stmt_expr): New argument.
11770 (push_clenaup): Same.
11771 (c_finish_omp_parallel): Same.
11772 (c_finish_omp_task): Same.
11773 * gimplify.c (gimplify_call_expr): Pass location on down.
11774 * c-omp.c (c_finish_omp_master): New argument.
11775 (c_finish_omp_critical): Same.
11776 (c_finish_omp_ordered): Same.
11777 (c_finish_omp_barrier): Same.
11778 (-c_finish_omp_taskwait): Same.
11779 (c_finish_omp_atomic): Same.
11780 (c_finish_omp_flush): Same.
11781 * tree-inline.c (copy_tree_body_r): Pass location on down.
11782 (inline_forbidden_p): Remove use of input_location.
11783 * c-gimplify.c (c_build_bind_expr): New argument.
11784 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11785 (c_sizeof_or_alignof_type): New argument.
11786 (c_alignof_expr): Same.
11787 (build_va_arg): Same.
11788 (c_add_case_label): Same.
11789 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11790 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11791 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11792 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11793 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11794 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11796 * stub-objc.c (objc_build_selector_expr): Same.
11797 (objc_build_throw_stmt): Same.
11798 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11799 (c_parser_initelt): Same.
11800 (c_parser_compound_statement): Same.
11801 (c_parser_compound_statement_nostart): Same.
11802 (c_parser_label): Same.
11803 (c_parser_statement_after_labels): Same.
11804 (c_parser_if_body): Same.
11805 (c_parser_else_body): Same.
11806 (c_parser_if_statement): Same.
11807 (c_parser_switch_statement): Same.
11808 (c_parser_while_statement): Same.
11809 (c_parser_do_statement): Same.
11810 (c_parser_for_statement): Same.
11811 (c_parser_asm_statement): Same.
11812 (c_parser_conditional_expression): Same.
11813 (c_parser_binary_expression): Same.
11814 (c_parser_cast_expression): Same.
11815 (c_parser_unary_expression): Same.
11816 (c_parser_sizeof_expression): Same.
11817 (c_parser_alignof_expression): Same.
11818 (c_parser_postfix_expression): Same.
11819 (c_parser_expression): Same.
11820 (c_parser_objc_receiver): Same.
11821 (c_parser_omp_variable_list): Same.
11822 (c_parser_omp_structured_block): Same.
11823 (c_parser_omp_atomic): New argument.
11824 (c_parser_omp_barrier): Same.
11825 (c_parser_omp_critical): Same.
11826 (c_parser_omp_flush): Pass location on down.
11827 (c_parser_omp_for_loop): New argument.
11828 (c_parser_omp_for): Same.
11829 (c_parser_omp_master): Same.
11830 (c_parser_omp_ordered): Same.
11831 (c_parser_omp_sections_scope): Same.
11832 (c_parser_omp_sections): Same.
11833 (c_parser_omp_parallel): Same.
11834 (c_parser_omp_single): Same.
11835 (c_parser_omp_task): Same.
11836 (c_parser_omp_taskwait): Pass location on down.
11837 (c_parser_omp_construct): Same.
11838 (c_parser_omp_threadprivate): Same.
11839 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11840 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11841 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11842 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11843 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11844 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11845 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11846 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11847 config/i386/i386.c, stmt.c:
11848 Add location argument to the following function definitions and/or
11849 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11850 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11851 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11852 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11853 do_case, c_finish_bc_stmt, build_compound_literal,
11854 build_function_call.
11855 * c-decl.c (build_compound_literal): Add location argument.
11856 Make all diagnostic calls use location.
11857 (start_struct): Same.
11858 (finish_struct): Same.
11859 (start_enum): Same.
11860 (build_enumerator): Same.
11861 (start_function): Same.
11862 (grokdeclarator): Make all diagnostic calls use location.
11863 (store_parm_decls_oldstyle): Same.
11864 * c-typeck.c (build_function_call): Add location argument.
11865 Make all diagnostic calls use location.
11867 (c_finish_bc_stmt): Same.
11868 * tree-nested.c (get_trampoline_type): Add argument.
11869 Pass location to build_decl.
11870 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11871 * rtl.h (RTL_LOCATION): New.
11872 * c-common.c (c_add_case_label): Add location argument.
11873 Make all diagnostic calls use location.
11874 * c-common.h: Add location argument to make_fname_decl, do_case,
11875 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11876 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11877 Set it appropriately for every case. Pass enum_loc to start_enum
11878 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11880 (c_parser_struct_or_union_specifier): Save location. Use it for
11881 start_struct, finish_struct, and parser_xref_tag.
11883 2009-06-12 Ian Lance Taylor <iant@google.com>
11885 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11887 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11888 cpp_opts->warn_cxx_operator_names.
11890 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11893 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11894 is returns NULL and OP is a VCE, look through the VCE.
11896 2009-06-12 Ian Lance Taylor <iant@google.com>
11899 * collect2.c (main): Use CONST_CAST2 in code inside #if
11900 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11902 2009-06-12 Joey Ye <joey.ye@intel.com>
11904 PR middle-end/39146
11905 * cfgexpand.c (get_decl_align_unit): Update
11906 max_used_stack_slot_alignment with align instead of
11907 stack_alignment_needed.
11909 * function.c (assign_stack_local_1): Update
11910 max_used_stack_slot_alignment with alignment_in_bits instead
11911 of stack_alignment_needed.
11912 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11915 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11917 * dwarf2out.c (last_var_location_insn): New variable.
11918 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11919 (dwarf2out_var_location): Don't record anything after last real
11920 insn. Only change labels if there were any real instructions
11921 in between last note and this one, or if changed sections.
11923 2009-06-11 Richard Henderson <rth@redhat.com>
11925 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11926 note when storing the frame pointer in a register.
11927 (FRP): Don't redefine to nothing for epilogue.
11928 (alpha_expand_epilogue): Mark register and sp restores.
11929 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11931 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11932 when gen_lowpart is needed.
11934 2009-06-11 Richard Henderson <rth@redhat.com>
11936 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11938 * dwarf2out.c (need_data_align_sf_opcode): New.
11939 (div_data_align): Move earlier.
11940 (def_cfa_1, reg_save): Use it.
11942 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11944 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11945 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11946 (ix86_handle_option): Handle OPT_mcrc32.
11947 (ix86_target_string): Add -mcrc32.
11948 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11950 * config/i386/i386.h (TARGET_CRC32): New.
11952 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11953 (sse4_2_crc32di): Likewise.
11955 * config/i386/i386.opt (mcrc32): New.
11957 * doc/invoke.texi: Document -mcrc32.
11959 2009-06-11 Richard Henderson <rth@redhat.com>
11961 * common.opt (gdwarf-): Accept a version number.
11962 * doc/invoke.texi (gdwarf-): Update docs.
11963 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11964 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11965 version level, and record it.
11967 * dwarf2.h (DW_CIE_VERSION): Remove.
11968 * dwarf2out.c (DWARF_VERSION): Remove.
11969 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11970 (output_call_frame_info): Use CIE version 3 for dwarf3,
11971 or if the return register column is out of range for version 1.
11972 (dwarf_stack_op_name): Add all dwarf3 values.
11973 (DEBUG_PUBTYPES_SECTION): New.
11974 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11975 encoding change for dwarf3.
11976 (output_die) [dw_val_class_die_ref]: Likewise.
11977 (output_compilation_unit_header): Emit correct version for dwarf3.
11978 (output_line_info): Likewise.
11979 (output_pubnames): Update for DWARF_VERSION removal.
11980 (output_aranges): Likewise.
11981 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11982 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11983 (dwarf2out_finish): Likewise.
11985 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11987 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11990 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11993 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11994 * builtins.c (expand_builtin_unreachable): New function.
11995 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11996 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11997 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11999 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
12000 searching for missing barriers.
12002 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12004 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
12005 when -fprofile-generate* was passed.
12006 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12008 2009-06-11 Anthony Green <green@moxielogic.com>
12010 * config/moxie/moxie.md: Define length attribute for all instructions.
12012 (*b<cond:code>): Support limited branch ranges for new PC-relative
12013 branch instructions.
12014 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
12016 2009-06-11 Jakub Jelinek <jakub@redhat.com>
12018 * config/i386/i386.c (min_insn_size): Use get_attr_length
12019 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
12020 For __asm return 0.
12022 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
12023 instead of emit_insn_before.
12025 2009-06-10 Ian Lance Taylor <iant@google.com>
12028 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
12031 2009-06-10 Revital Eres <eres@il.ibm.com>
12033 * passes.c (init_optimization_passes): Reschedule
12034 predictive-commoning pass before complete unroll pass.
12036 2009-06-10 Martin Jambor <mjambor@suse.cz>
12038 * cgraph.c (cgraph_node_can_be_local_p): New function.
12039 (cgraph_make_node_local): New function.
12040 * cgraph.h (cgraph_node_can_be_local_p): Declare.
12041 (cgraph_make_node_local): Declare.
12043 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
12045 * tree.h (tree_base): Add packed_flag and user_align fields.
12046 Decrease size of spare field.
12047 (TYPE_USER_ALIGN): Use user_align from tree_base.
12048 (DECL_USER_ALIGN): Likewise.
12049 (TYPE_PACKED): Use packed_flag from tree_base.
12050 (DECL_PACKED): Likewise.
12051 (tree_type): Delete packed_flag and user_align fields. Widen
12052 precision field. Widen mode field and shuffle fields to align
12053 mode on an 8-bit boundary.
12054 (tree_decl_common): Delete decl_flag_1 and user_align fields.
12055 Renumber decl_flag_* fields. Fix comments. Widen
12056 decl_common_unused field.
12057 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
12058 (DECL_EXTERNAL): Likewise.
12059 (DECL_BIT_FIELD): Likewise.
12060 (DECL_NONADDRESSABLE_P): Likewise.
12061 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
12062 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
12064 2009-06-10 Ian Lance Taylor <iant@google.com>
12066 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
12067 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
12068 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
12069 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
12070 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
12071 DEF_VEC_ALLOC_FUNC_P.
12072 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
12073 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
12074 DEF_VEC_ALLOC_FUNC_O.
12075 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
12076 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
12077 DEF_VEC_ALLOC_FUNC_I.
12078 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
12079 (vec_stack_p_reserve_exact_1): Declare.
12080 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
12081 (vec_stack_free): Declare.
12082 (VEC_stack_alloc): Define.
12083 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
12084 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
12085 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
12086 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
12088 (stack_vecs): New static variable.
12089 (vec_stack_p_reserve_exact_1): New function.
12090 (vec_stack_o_reserve_1): New static function.
12091 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
12092 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
12093 (vec_stack_free): New function.
12094 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
12095 (VEC_df_ref_stack_alloc): Define.
12096 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
12097 DEF_VEC_ALLOC_P_STACK.
12098 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
12099 (struct df_collection_rec): Change _vec fields to VEC. Remove
12101 (df_free_collection_rec): Adjust for new fields.
12102 (df_insn_rescan): Use new df_collection_rec fields.
12103 (df_notes_rescan, df_canonize_collection_rec): Likewise.
12104 (df_ref_create_structure, df_ref_record): Likewise.
12105 (df_get_conditional_uses, df_get_call_refs): Likewise.
12106 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
12107 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
12108 (df_record_exit_block_uses, df_bb_verify): Likewise.
12109 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
12110 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
12111 Remove count parameter. Change return type to void. Change all
12113 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
12114 Remove count parameter. Change return type to void. Change all
12116 (df_install_refs): Change old_vec parameter to VEC. Remove count
12117 parameter. Change all callers.
12118 (df_install_mws): Change old_vec parameter to VEC. Remove count
12119 parameter. Change all callers.
12120 (df_refs_verify): Change new_rec parameter to VEC. Change call
12122 (df_mws_verify): Likewise.
12124 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
12126 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
12128 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
12130 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
12132 2009-06-10 Anthony Green <green@moxielogic.com>
12134 * config/moxie/crti.asm: New file.
12135 * config/moxie/crtn.asm: New file.
12136 * config/moxie/moxie.c: New file.
12137 * config/moxie/moxie.h: New file.
12138 * config/moxie/sfp-machine.h: New file.
12139 * config/moxie/moxie-protos.h: New file.
12140 * config/moxie/t-moxie: Created.
12141 * config/moxie/t-moxie-softfp: Created.
12142 * config/moxie/moxie.md: Created.
12143 * config/moxie/constraints.md: Created.
12144 * config.gcc: Add moxie support.
12145 * doc/md.texi (Machine Constraints): Add moxie constraints.
12146 * doc/contrib.texi (Contributors): Mention moxie port.
12147 * doc/install.texi (Specific): Mention the moxie port.
12149 2009-06-09 Ian Lance Taylor <iant@google.com>
12151 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
12152 compiling with C++.
12153 * optabs.c (optab_table): Only use designated initializers if
12154 HAVE_DESIGNATED_INITIALIZERS is defined.
12155 (convert_optab_table): Likewise.
12156 (init_optabs): Always call init_insn_codes if
12157 HAVE_DESIGNATED_INITIALIZERS is not defined.
12159 2009-06-09 Ian Lance Taylor <iant@google.com>
12161 * targhooks.c (default_builtin_vectorized_function): Change fn
12162 parameter to unsigned int.
12163 (default_builtin_vectorized_conversion): Change code parameter to
12165 (default_builtin_reciprocal): Change fn parameter to unsigned int.
12166 * targhooks.h: Update declarations.
12167 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
12168 parameter to unsigned int.
12170 * c-typeck.c (comptypes_check_enum_int): New static function.
12171 (comptypes_internal): Add enum_and_int_p parameter. Change all
12173 (comp_target_types): Add location parameter. Change all callers.
12174 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
12175 Change all callers.
12176 (function_types_compatible_p, type_lists_compatible_p): Likewise.
12177 (build_conditional_expr): Add colon_loc parameter. Change all
12179 (convert_for_assignment): Add location parameter. Change all callers.
12180 * c-parser.c (c_parser_conditional_expression): Pass location of
12181 colon to build_conditional_expr.
12182 * c-tree.h (build_conditional_expr): Update declaration.
12184 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12186 * graphite.c: Revert previous patch.
12188 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12191 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12193 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
12195 * tree-ssa-loop-prefetch.c
12196 (loop_prefetch_arrays): Fixed a portability problem in printf format
12199 2009-06-09 Martin Jambor <mjambor@suse.cz>
12201 PR tree-optimization/40351
12202 * tree-sra.c (propagate_subacesses_accross_link): Check that a
12203 refrence to a potential artifical subaccess can be constructed.
12205 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12207 * config/sh/sh-protos.h (sh_optimization_options): Declare.
12208 (sh_override_options): Likewise.
12209 * config/sh/sh.c: Include params.h.
12210 (sh_optimization_options): New.
12211 (sh_override_options): Likewise.
12212 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
12213 (OVERRIDE_OPTIONS): Use sh_override_options.
12215 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12217 * dwarf2out.c (emit_cfa_remember): New variable.
12218 (add_fde_cfi): If emit_cfa_remember, recurse to add
12219 DW_CFA_remember_state first.
12220 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
12221 instead just set emit_cfa_remember.
12223 2009-06-08 Jan Hubicka <jh@suse.cz>
12226 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
12228 2009-06-08 Jan Hubicka <jh@suse.cz>
12230 PR middle-end/39834
12231 * cgraphunit.c (save_inline_function_body): Do not copy transform
12232 hooks for saved inline bodies.
12233 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
12234 for given function.
12236 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
12238 * jump.c (returnjump_p): Handle delayed branches. Add missing
12241 2009-06-08 Jan Hubicka <jh@suse.cz>
12243 PR middle-end/40102
12244 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
12245 original node might've been modified.
12246 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
12248 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12250 * tree-object-size.c (addr_object_size): Add OSI argument.
12251 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
12252 (compute_builtin_object_size, expr_object_size): Adjust callers.
12253 (plus_stmt_object_size): Call addr_object_size instead of
12254 compute_builtin_object_size.
12256 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
12257 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12259 * tree-ssa-loop-prefetch.c
12260 (gather_memory_references): Introduced a counter for the number of
12262 (anything_to_prefetch_p): Introduced a counter for the number of
12264 (is_loop_prefetching_profitable): New function with a cost model
12266 (loop_prefetch_arrays): Use the new cost model to determine if
12267 prefetching is profitable.
12268 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
12269 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12270 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
12271 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12272 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
12273 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12275 2009-06-08 Michael Matz <matz@suse.de>
12278 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
12279 partitions use the same.
12280 (expand_one_var): Deal with DECL_RTL sometimes begin set also
12281 for basevars of SSA_NAMEs.
12282 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
12283 to not expand them twice.
12284 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
12287 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
12289 * common.opt (fcompare-debug=, fcompare-debug-second): New.
12290 (fdump-final-insns=, gtoggle): New.
12291 * doc/invoke.texi: Document them.
12292 * final.c (rest_of_clean_state): Dump final insn stream.
12293 * gcc.c (invoke_as): Hook in -fcompare-debug.
12294 (static_spec_functions): Add compare-debug-dump-opt,
12295 compare-debug-self-opt and compare-debug-auxbase-opt.
12296 (compare_debug, compare_debug_second, compare_debug_opt): New.
12297 (switches_debug_check, n_switches_debug_check): New.
12298 (debug_auxbase_opt, debug_check_temp_file): New.
12299 (process_command): Handle -fno-compare-debug, -fcompare-debug and
12301 (do_self_spec): Handle arguments after switches.
12302 (do_spec_1): Add .gk extension to temp file basenames for compare.
12303 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
12304 (cc1_options): Use it instead of normal auxbase computation for
12305 the second compare-debug compilation.
12306 (compare_files): New.
12307 (main): Set up and implement compare debug mode.
12308 (compare_debug_dump_opt_spec_function): New.
12309 (compare_debug_self_opt_spec_function): New.
12310 (compare_debug_auxbase_opt_spec_function): New.
12311 * toplev.c (process_options): Handle flag_gtoggle,
12312 flag_dump_final_insns.
12313 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
12314 during -fcompare-debug-second compilation.
12316 2009-06-07 Ian Lance Taylor <iant@google.com>
12318 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
12319 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
12321 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
12322 with no default node. Change warning with %H to warning_at.
12323 Don't clear warn_switch around case checking.
12324 * doc/invoke.texi (Warning Options): Clarify distinction between
12325 -Wswitch and -Wswitch-enum.
12327 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12329 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
12331 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12333 * gbl-ctors.h: Add header guard.
12335 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12337 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
12338 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
12339 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
12340 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
12341 prototypes for removed functions.
12342 (expressions_equal_p): Move to ...
12343 * tree-ssa-sccvn.h: ... here and ...
12344 * matrix-reorg.c: ... adjust includes.
12346 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12348 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
12350 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12352 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
12353 (finish_function): Remove erroneous whitespace.
12355 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12357 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
12358 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
12360 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12362 * errors.c (internal_error): Commentary typo fix.
12363 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
12364 * tree-ssa-pre.c: Ditto.
12366 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12368 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
12369 them is supposed to hold actual statements.
12371 2009-06-06 Ian Lance Taylor <iant@google.com>
12373 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
12374 empty statements can now have attributes.
12376 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
12378 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
12379 * config/mips/mips.md: Ditto.
12381 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12383 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
12385 (__eabi_uconvert): Likewise.
12387 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12389 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
12390 CFI_* definitions with IN_GCC.
12392 2009-06-05 David Edelsohn <edelsohn@gnu.org>
12394 * xcoffout.h (xcoffout_source_line): Update prototype.
12396 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12398 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
12399 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
12401 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12403 PR middle-end/40340
12404 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
12405 inlined_function_outer_scope_p blocks for artificial inlines
12407 * tree.c (tree_nonartificial_location): Rewrite using
12408 block_nonartificial_location.
12410 2009-06-05 Revital Eres <eres@il.ibm.com>
12411 Leehod Baruch <leehod@il.ibm.com>
12413 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
12414 (expand_expr_real_1): Remove comment.
12415 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12416 Vectorize misaligned access when the target supports it.
12417 (vect_supportable_dr_alignment): Check for unaligned access support.
12418 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
12421 2009-06-05 Julian Brown <julian@codesourcery.com>
12423 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
12424 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
12426 2009-06-05 Richard Guenther <rguenther@suse.de>
12429 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
12430 as possibly unused.
12432 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12434 * config/s390/s390.c (global_not_special_regno_p): New static inline.
12435 (save_gprs): Don't tell unwinder when a global register is saved.
12436 (s390_emit_epilogue): Emit needed epilogue unwind info.
12438 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12440 * dwarf2out.c (deferred_asm_name): New.
12441 (add_name_and_src_coords_attributes): Defer creation of
12442 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
12444 (move_linkage_attr): New.
12445 (dwarf2out_finish): Revisit deferrals and emit attributes at the
12448 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12450 * tree-nested.c (finalize_nesting_tree_1): Declare the
12451 frame_decl in the binding tree.
12453 2009-06-04 Cary Coutant <ccoutant@google.com>
12455 * basic-block.h (struct basic_block_def): Add discriminator field.
12456 * dbxout.c (dbxout_source_line): Add new parameter. Change all
12458 * debug.c (do_nothing_debug_hooks): Add additional entry.
12459 (debug_nothing_int_charstar_int): New function.
12460 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
12461 (debug_nothing_int_charstar_int): New declaration.
12462 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
12463 discriminator value in .loc directive.
12464 * final.c (last_discriminator): New variable.
12465 (discriminator): New variable.
12466 (final_start_function): Initialize above variables, pass current
12467 discriminator to debug hook.
12468 (notice_source_line): Check for discriminator change.
12469 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
12470 * sdbout.c (sdbout_source_line): New parameter.
12471 * tree-cfg.c (struct locus_discrim_map): New structure type.
12472 (discriminator_per_locus): New hash table.
12473 (build_gimple_cfg): Allocate and free discriminator hash table.
12474 (make_edges): Call assign_discriminator.
12475 (locus_map_hash): New function.
12476 (locus_map_eq): New function.
12477 (next_discriminator_for_locus): New function.
12478 (same_line_p): New function.
12479 (assign_discriminator): New function.
12480 (make_cond_expr_edges): Call assign_discriminator.
12481 (make_gimple_switch_edges): Likewise.
12482 (first_non_label_stmt): New function.
12483 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12485 * xcoffout.c (xcoffout_source_line): Add new parameter.
12487 * configure.ac (gcc_cv_as_discriminator): New configury check for
12488 gas support for discriminator.
12489 * configure: Regenerate.
12490 * config.in: Regenerate.
12492 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12494 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12495 val after checking for integers.
12497 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12499 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12501 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12502 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12503 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12504 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12505 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12506 X64_SSE_REGPARM_MAX.
12507 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12508 X64_SSE_REGPARM_MAX.
12510 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12512 * gcc.c (report_times_to_file): New.
12513 (execute): Implement it.
12514 (process_command): Support -time=.
12515 * doc/invoke.texi: Document it.
12517 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12519 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12520 that have value exprs.
12522 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12524 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12525 declarations for constants until...
12526 (dw2_output_indirect_constant_1): ... this point.
12528 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12531 * arm.md (arm_addsi3): Don't try to split an add with an
12532 eliminable register until after reload has completed.
12534 2009-06-03 Ian Lance Taylor <iant@google.com>
12536 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12537 * genattrtab.c (write_length_unit_log): Likewise.
12538 * genchecksum.c (dosum): Likewise.
12539 * gengtype.c (write_rtx_next): Likewise.
12540 (finish_root_table, write_roots): Likewise.
12541 * gimple.c (gimple_ops_offset_): Likewise.
12542 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12543 * config/arc/arc.c (arc_attribute_table): Likewise.
12544 * config/arm/arm.c (arm_attribute_table): Likewise.
12545 * config/avr/avr.c (avr_attribute_table): Likewise.
12546 * config/crx/crx.c (crx_attribute_table): Likewise.
12547 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12548 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12549 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12550 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12551 * config/sh/sh.c (sh_attribute_table): Likewise.
12552 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12553 * config/spu/spu.c (spu_attribute_table): Likewise.
12554 * config/v850/v850.c (v850_attribute_table): Likewise.
12556 * config/alpha/alpha.c (vms_attribute_table): Make static.
12557 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12558 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12559 * config/mips/mips.c (mips_attribute_table): Likewise.
12561 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12563 (cc1-checksum.o): Likewise.
12565 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12567 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12569 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12571 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12572 insn if it is changing sp. Use gen_add3_insn instead of
12573 conditionally gen_addsi3 and gen_adddi3.
12574 (offset_below_red_zone_p): New static inline function.
12575 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12576 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12577 * config/rs6000/ppc-asm.h: Include auto-host.h.
12578 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12579 CFI_RESTORE): Define.
12580 * config/rs6000/crtresxgpr.asm: Add unwind info.
12581 * config/rs6000/crtresxfpr.asm: Likewise.
12582 * config/rs6000/crtresgpr.asm: Likewise.
12583 * config/rs6000/crtresfpr.asm: Likewise.
12584 * config/rs6000/crtsavgpr.asm: Likewise.
12585 * config/rs6000/crtsavfpr.asm: Likewise.
12587 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12588 argument of DWARF2_FRAME_REG_OUT macros.
12590 2009-06-03 Julian Brown <julian@codesourcery.com>
12592 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12593 words or less (including TImode) in core registers.
12595 2009-06-03 Richard Guenther <rguenther@suse.de>
12597 PR middle-end/40328
12598 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12600 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12602 * statistics.c (statistics_counter_event): Do not record event
12603 in pass dump if its number == -1.
12604 (curr_statistics_hash): Add assert that we never get passes
12605 with static number == -1.
12607 2009-06-03 Richard Guenther <rguenther@suse.de>
12608 Andrey Belevantsev <abel@ispras.ru>
12610 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12611 non-BLKmode arrays addressable.
12613 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12615 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12616 * config/m68k/m68k.h: ... here.
12618 2009-06-03 Martin Jambor <mjambor@suse.cz>
12620 PR tree-optimization/40323
12621 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12624 2009-06-03 Richard Guenther <rguenther@suse.de>
12626 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12629 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12631 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12632 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12633 JUMP_TABLE_DATA_P where applicable.
12634 * config/sh/sh.c: Ditto.
12635 * config/sh/sh.h: Ditto.
12636 * config/sh/sh.md: Ditto.
12637 * config/sh/symbian.c: Ditto.
12639 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12641 * config/i386/driver-i386.c (describe_cache): Optimize
12642 concatenation of strings. Use snprintf instead of sprintf.
12643 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12644 target when not compiling with GCC.
12646 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12648 * config/sh/sh.c: Revert last change.
12649 (sh_expand_epilogue): Emit a blockage insn before the frame
12650 pointer adjustment unconditionally.
12652 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12654 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12655 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12656 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12657 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12658 to COLLECT_GCC_OPTIONS.
12660 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12662 * collect2.c (target_system_root): New variable.
12663 (main): Handle --sysroot=.
12664 (ignore_library): Strip the sysroot from the library path.
12666 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12668 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12669 (collect2.o): Depend on collect2-aix.h.
12670 (collect2-aix.o): New rule.
12671 * collect2-aix.h: New file.
12672 * collect2-aix.c: Likewise.
12673 * collect2.c: Include collect2-aix.h. Don't undefine
12674 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12675 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12676 Use TARGET_AIX_VERSION instead of _AIX51.
12677 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12678 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12679 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12680 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12681 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12683 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12685 * collect2.c (ignore_library): Avoid premature post-increment
12686 and null deference.
12688 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12690 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12691 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12692 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12693 CROSS_DIRECTORY_STRUCTURE too.
12694 (LINK_LIBG_SPEC): Likewise.
12695 (LIB_SPEC): Add %R to sysroot paths.
12696 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12697 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12698 * config/rs6000/aix51.h: As for aix43.h.
12699 * config/rs6000/aix52.h: Likewise.
12700 * config/rs6000/aix53.h: Likewise.
12701 * config/rs6000/aix61.h: Likewise.
12702 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12703 to the beginning of sysroot paths.
12705 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12707 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12708 INSN_LISTs that are out of the REG_NOTE range.
12710 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12712 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12713 (struct var_to_expand): Likewise.
12714 (struct opt_info): Add head and tail for linked lists of the above.
12715 (analyze_insn_to_expand_var): Initialize next.
12716 (analyze_iv_to_split_insn): Likewise.
12717 (analyze_insns_in_loop): Create linked lists.
12718 (allocate_basic_variable): Simplify for use without hash table.
12719 (insert_var_expansion_initialization): Likewise, make it type-safer.
12720 (combine_var_copies_in_loop_exit): Likewise.
12721 (apply_opt_in_copies): Walk lists rather than hash tables.
12722 (release_var_copies): Simplified and inlined by hand into...
12723 (free_opt_info): ... this function.
12725 2009-06-02 Richard Guenther <rguenther@suse.de>
12727 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12730 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12732 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12733 only for builtins that are not overridden.
12735 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12737 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12740 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12742 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12744 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12746 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12748 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12750 * common.opt (fdump-unnumbered-links): New.
12751 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12752 * print-rtl.c (flag_dump_unnumbered_links): New.
12753 (print_rtx): Test it.
12755 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12757 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12758 push/pop multiple to 8-byte alignment.
12760 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12762 * config/i386/i386.c (queued_cfa_restores): New static variable.
12763 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12765 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12766 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12767 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12768 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12769 note unconditionally.
12770 (ix86_emit_restore_regs_using_mov): Likewise.
12771 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12772 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12773 it through to ix86_emit_restore_reg_using_pop.
12774 (ix86_emit_leave): Add RED_OFFSET argument. Call
12775 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12776 instead of adding REG_CFA_OFFSET note unconditionally.
12777 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12778 the above functions. Call ix86_add_queued_cfa_restore_notes when
12781 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12782 force output of the label even for dwarf2out_do_cfi_asm.
12783 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12784 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12785 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12787 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12788 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12789 dwarf2out_cfi_label callers.
12790 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12791 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12792 Adjust dwarf2out_cfi_label callers.
12793 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12795 * config/i386/i386.h (struct machine_cfa_state,
12796 struct machine_function): Guard with ifndef USED_FOR_TARGET
12797 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12800 * emutls.c (__emutls_get_address): Change arr->size to mean number
12801 of allocated arr->data entries instead of # of slots + 1.
12803 PR middle-end/40316
12804 * recog.c (peep2_reinit_state): New function.
12805 (peephole2_init_state): Use it at the end of a basic block and also
12806 when seeing a RTX_FRAME_RELATED_P insn.
12808 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12810 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12811 fixuns_truncrfdi2): New.
12812 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12813 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12814 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12815 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12816 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12817 *recip_approx): Remove.
12818 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12819 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12820 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12822 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12825 2009-06-01 Ian Lance Taylor <iant@google.com>
12827 * attribs.c (register_attribute): Use CONST_CAST.
12828 * collect2.c (main): Use CONST_CAST2.
12829 (scan_prog_file): Likewise.
12830 * gcc.c (process_command, main): Likewise.
12831 * toplev.c (toplev_main): Likewise.
12833 * c-typeck.c (handle_warn_cast_qual): New static function,
12834 partially broken out of build_c_cast.
12835 (build_c_cast): Call handle_warn_cast_qual.
12836 * doc/invoke.texi (Warning Options): Document new effect of
12839 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12841 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12842 (diagnostic_report_current_module): Print columns.
12843 * common.opt (flag_show_column): Enable by default.
12845 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12847 * alias.c (find_base_term): Check for NULL term before returning.
12849 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12851 Revert due to PR40320:
12852 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12853 * calls.c (emit_library_call_value_1): Don't force_operand for move
12856 2009-06-01 Olivier Hainque <hainque@adacore.com>
12857 Eric Botcazou <ebotcazou@adacore.com>
12859 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12860 to be processed as a bitfield for constructor output purposes.
12861 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12863 * varasm.c (oc_local_state): New type, output_constructor
12864 local state to support communication with helpers.
12865 (oc_outer_state): New type, output_constructor outer state of
12866 relevance in recursive calls.
12867 (output_constructor_array_range): New output_constructor helper,
12868 extracted code for an array range element.
12869 (output_constructor_regular_field): New output_constructor helper,
12870 extracted code for an element that is not a bitfield.
12871 (output_constructor_bitfield): New output_constructor helper,
12872 extracted code for a bitfield element. Accept an OUTER state
12873 argument for recursive processing. Recurse on record or array
12874 CONSTRUCTOR values, possibly past noop conversions.
12875 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12876 VALUE is a valid constant-valued expression for use in a static
12877 bit-field initializer.
12878 (output_constructor): Rework to use helpers. Accept and honor an
12879 OUTER state argument for recursive calls. Return total size. Be
12880 prepared for nested constructors initializing bitfields.
12881 (output_constant): Feed OUTER in calls to output_constructor.
12883 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12885 * calls.c (emit_library_call_value_1): Don't force_operand for move
12888 2009-06-01 Nick Clifton <nickc@redhat.com>
12890 * doc/invoke.texi (IA-64 Options): Fix typo.
12892 2009-06-01 Ira Rosen <irar@il.ibm.com>
12894 PR tree-optimization/39129
12895 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12897 (vect_do_peeling_for_loop_bound): Use
12898 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12899 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12900 (vect_loop_versioning): Likewise.
12901 (vect_create_cond_for_alias_checks): Fix indentation.
12902 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12904 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12905 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12906 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12907 "control flow in loop".
12908 (vect_estimate_min_profitable_iters): Use
12909 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12910 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12911 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12912 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12913 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12914 statement belongs to a group of strided accesses with the exact code
12916 (vectorizable_load): Likewise.
12917 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12918 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12920 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12922 * config/freebsd-stdint.h: New file.
12923 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12924 Add freebsd-stdint.h to tm_file.
12926 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12928 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12929 (thumb2_extendhidi2): Likewise.
12931 2009-05-31 Ian Lance Taylor <iant@google.com>
12933 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12935 2009-05-31 Ian Lance Taylor <iant@google.com>
12937 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12938 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12939 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12941 2009-05-31 Jason Merrill <jason@redhat.com>
12943 * tree-pretty-print.c (print_call_name): Take the callee, not the
12944 call itself. Make non-static. Use dump_function_name for functions.
12945 (dump_generic_node): Adjust.
12946 * diagnostic.h: Declare print_call_name.
12947 * gimple-pretty-print.c (dump_gimple_call): Use it.
12949 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12951 * config/sh/sh.md (ashldi3_std): New define_expand.
12954 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12957 * config/sh/sh.c: Include debug.h.
12958 (sh_expand_epilogue): Emit a blockage insn before the frame
12959 pointer adjustment also when dwarf2out_do_frame returns true.
12961 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12963 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12964 (thumb2_extendqidi2): New pattern.
12966 2009-05-31 Ira Rosen <irar@il.ibm.com>
12968 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12969 mark phis for renaming.
12970 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12971 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12972 Call mark_sym_for_renaming.
12973 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12974 * tree-vect-loop.c (vect_transform_loop): Remove
12975 vect_memsyms_to_rename initialization and a call to
12976 mark_set_for_renaming.
12978 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12980 PR middle-end/40304
12981 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12982 frame related even if !set_cfa && style < 0.
12984 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12986 * config/i386/mingw-tls.c: New file.
12987 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12988 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12989 defining _WIN32 but not __CYGWIN__.
12991 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12993 * configure.ac: Add MPC support.
12995 * config.in, configure: Regenerate.
12997 2009-05-29 Richard Henderson <rth@redhat.com>
12999 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
13000 NOTE_INSN_BASIC_BLOCK.
13001 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
13002 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
13003 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
13005 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
13007 (add_cfi): Disable check redefining cfa away from drap.
13008 (lookup_cfa_1): Add remember argument; handle remember/restore.
13009 (lookup_cfa): Pass remember argument.
13010 (cfa_remember): New.
13011 (compute_barrier_args_size_1): Remove sibcall check.
13012 (dwarf2out_frame_debug_def_cfa): New.
13013 (dwarf2out_frame_debug_adjust_cfa): New.
13014 (dwarf2out_frame_debug_cfa_offset): New.
13015 (dwarf2out_frame_debug_cfa_register): New.
13016 (dwarf2out_frame_debug_cfa_restore): New.
13017 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
13018 (dwarf2out_begin_epilogue): New.
13019 (dwarf2out_frame_debug_restore_state): New.
13020 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
13021 DW_CFA_restore_state.
13022 (output_cfi_directive): Likewise.
13023 (convert_cfa_to_fb_loc_list): Likewise.
13024 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
13025 * dwarf2out.h: Update.
13026 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
13027 (copy_insn_1): Early out for null.
13028 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
13029 and dwarf2out_frame_debug_restore_state.
13030 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
13031 (prologue_insn_hash, epilogue_insn_hash): New.
13032 (free_after_compilation): Adjust freeing accordingly.
13033 (record_insns): Create hash table if needed; push insns into
13034 hash instead of array.
13035 (maybe_copy_epilogue_insn): New.
13036 (contains): Search hash table instead of array.
13037 (sibcall_epilogue_contains): Remove.
13038 (thread_prologue_and_epilogue_insns): Split eh_return insns
13039 and mark them as epilogues.
13040 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
13041 scanning in terms of basic blocks.
13042 * insn-notes.def (CFA_RESTORE_STATE): New.
13043 * jump.c (returnjump_p_1): Accept EH_RETURN.
13044 (eh_returnjump_p_1, eh_returnjump_p): New.
13045 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
13046 CFA_REGISTER, CFA_RESTORE): New.
13047 * rtl.def (EH_RETURN): New.
13048 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
13050 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
13051 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
13053 * config/i386/i386.c (gen_push): Update cfa state.
13054 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
13055 add a CFA_ADJUST_CFA note.
13056 (ix86_dwarf_handle_frame_unspec): Remove.
13057 (ix86_expand_prologue): Update cfa state.
13058 (ix86_emit_restore_reg_using_pop): New.
13059 (ix86_emit_restore_regs_using_pop): New.
13060 (ix86_emit_leave): New.
13061 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
13062 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
13063 * config/i386/i386.h (struct machine_cfa_state): New.
13064 (ix86_cfa_state): New.
13065 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
13066 (eh_return_internal): Merge from eh_return_<mode>,
13067 use eh_return rtx, split w/ epilogue.
13069 2009-05-29 Ian Lance Taylor <iant@google.com>
13071 * builtins.c (validate_gimple_arglist): Don't use va_arg with
13073 * calls.c (emit_library_call_value_1): Likewise.
13075 * c-typeck.c (c_build_va_arg): New function.
13076 * c-tree.h (c_build_va_arg): Declare.
13077 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
13078 instead of build_va_arg.
13080 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
13082 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
13083 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
13084 (ptr_difference_cost): Use affine combinations to compute it.
13085 (difference_cost): Likewise.
13086 (get_computation_cost_at): Compute more accurate cost for addresses
13087 if the ratio is a multiplier allowed in addresses.
13088 For non-addresses, consider that an additional offset or symbol is
13091 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13093 * config/i386/i386.c (ix86_decompose_address): Avoid useless
13094 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
13096 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
13097 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
13098 (prefix_rex): For UNIT_MMX don't imply the prefix by default
13100 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
13101 to 1 for TYPE_SSE{IADD1,CVT1}.
13102 (prefix_vex_imm8): Removed.
13103 (length_vex): Only pass 1 as second argument to
13104 ix86_attr_length_vex_default if prefix_extra is 0.
13105 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
13106 (length): For prefix vex computation use length_immediate
13107 attribute instead of prefix_vex_imm8.
13108 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
13109 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
13110 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
13111 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
13112 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
13113 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
13114 a space in between the operands.
13115 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
13116 if one operand is 0xff and the other one si, di, bp or sp.
13117 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
13118 other one si, di, bp or sp.
13119 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
13120 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
13121 type and mode attributes.
13122 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
13123 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
13124 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
13125 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
13126 prefix_data16 attribute iff MODE_DF.
13127 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
13128 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
13129 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
13130 constm128_operand in length_immediate computation.
13131 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
13132 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
13133 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
13134 length_immediate attribute to 1.
13135 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
13136 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
13137 for certain alternatives.
13138 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
13139 prefix_data16 attribute if MODE_V1DF.
13140 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
13141 length_immediate to 1.
13142 (set_got_rex64, set_rip_rex64): Remove length attribute, set
13143 length_address to 4, set mode attribute to MODE_DI.
13144 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
13145 (fxam<mode>2_i387): Set length attribute to 4.
13146 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
13147 *prefetch_3dnow_rex): Override length_address attribute.
13148 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
13150 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
13151 (constm128_operand): Removed.
13152 * config/i386/i386.c (memory_address_length): For
13153 disp && !index && !base in 64-bit mode account for SIB byte if
13154 print_operand_address can't optimize disp32 into disp32(%rip)
13155 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
13156 for fs: or gs: segment.
13157 (ix86_attr_length_immediate_default): When checking if shortform
13158 is possible, truncate immediate to the length of the non-shortened
13160 (ix86_attr_length_address_default): Ignore MEM_P operands
13162 (ix86_attr_length_vex_default): Only check for DImode on
13163 GENERAL_REG_P operands.
13164 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
13165 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
13166 (sse_cvttps2pi): Clear prefix_rep attribute.
13167 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
13169 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
13170 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
13171 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
13172 iff operand 2 is const_int_operand.
13173 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
13174 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
13175 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
13177 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
13179 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
13180 prefix_data16 attribute for movlpd and movhpd instructions.
13181 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
13182 length_immediate for shufpd instruction.
13183 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
13184 (avx_cmpp<avxmodesuffixf2c><mode>3,
13185 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
13186 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
13187 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
13188 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
13189 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
13190 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
13191 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
13192 prefix_data16 attribute for the first alternative to 1.
13193 (*avx_loadlps): Override length_immediate for the first alternative.
13194 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
13195 attributes for second alternative.
13196 (*vec_concatv2sf_sse4_1): Override length_immediate and
13197 prefix_data16 attributes for second alternative.
13198 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
13199 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
13200 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
13201 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
13202 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
13203 prefix_data16 and length_immediate to 1.
13204 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
13206 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
13207 prefix_extra attribute for variants that don't have 0f prefix alone.
13208 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
13209 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
13210 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
13211 *sse4_1_pextrd): Set length_immediate to 1.
13212 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
13213 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
13215 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
13216 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
13217 length_immediate to 1 for second alternative.
13218 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
13219 prefix_extra and length_immediate attributes for the first
13221 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
13223 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
13224 to 1 for the first and third alternative.
13225 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
13227 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
13229 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
13231 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
13232 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
13233 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
13234 *avx_psign<mode>3): Set prefix_extra attribute to 1.
13235 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
13236 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
13237 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
13238 ssse3_psign<mode>3): Override prefix_rex attribute.
13239 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
13240 (ssse3_palignrti): Override length_immediate to 1.
13241 (ssse3_palignrdi): Override length_immediate to 1, override
13242 prefix_rex attribute.
13243 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
13244 (sse4a_extrqi): Override length_immediate to 2.
13245 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
13246 (sse4a_insertq): Override prefix_data16 to 0.
13247 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
13248 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
13249 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
13250 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
13251 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
13252 and length_immediate to 1.
13253 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
13254 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
13255 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
13256 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
13257 and length_immediate to 1.
13258 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
13259 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
13260 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
13261 avx_ptest256): Override prefix_extra to 1.
13262 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
13263 Override prefix_data16 and length_immediate to 1.
13264 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
13265 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
13266 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
13267 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
13268 prefix_data16 to 0 and prefix_extra to 2.
13269 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
13270 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
13272 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
13273 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
13274 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
13275 and prefix_extra to 2.
13276 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
13277 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
13278 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
13279 avx_vpermilvar<mode>3,
13280 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
13281 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
13282 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
13283 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
13284 Override prefix_extra to 1.
13285 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
13286 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
13287 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
13288 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
13289 prefix_extra and length_immediate to 1.
13290 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
13292 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
13293 to 1 for the first alternative.
13294 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
13295 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
13297 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
13298 *movv2sf_internal_avx, *movv2sf_internal): Override
13299 prefix_rep attribute for certain alternatives.
13300 (*mov<mode>_internal): Override prefix_rep or prefix_data16
13301 attributes for certain alternatives.
13302 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
13303 attributes for certain alternatives.
13304 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
13305 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
13306 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
13307 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
13308 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
13309 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
13310 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
13311 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
13312 length_immediate to 1 if operand 2 is const_int_operand.
13313 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
13314 *vec_extractv2si_1): Set length_immediate attribute to 1.
13315 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
13316 using old 3DNOW insn rather than SSE/3DNOW_A.
13317 (mmx_emms, mmx_femms): Clear modrm attribute.
13319 2009-05-29 Martin Jambor <mjambor@suse.cz>
13321 * tree-sra.c: New implementation of SRA.
13323 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
13324 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
13325 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
13326 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
13327 (SRA_MAX_STRUCTURE_COUNT): Removed.
13328 (SRA_FIELD_STRUCTURE_RATIO): Removed.
13329 * doc/invoke.texi (sra-max-structure-size): Removed.
13330 (sra-field-structure-ratio): Removed.
13332 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13334 PR middle-end/40291
13335 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
13338 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
13340 PR rtl-optimization/40101
13341 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
13342 seqno. Adjust comment.
13343 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
13344 inserting bookkeeping before a jump, the jump is not scheduled.
13345 When no positive seqno found, provide a value. Add comment.
13347 2009-05-29 Richard Guenther <rguenther@suse.de>
13349 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
13350 short-cutting on the first component.
13352 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13354 PR middle-end/39958
13355 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
13356 for trees other than decls/types.
13358 2009-05-29 Richard Guenther <rguenther@suse.de>
13360 * tree-ssa-operands.c (get_expr_operands): Do not handle
13361 INDIRECT_REFs in the handled-component case. Remove
13362 unused get_ref_base_and_extent case.
13363 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
13364 tree_low_cst and host_integerp where possible.
13365 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
13366 codes for equivalence.
13367 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
13369 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
13371 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
13372 to tmake_file for i[34567]86-*-cygwin*.
13374 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13377 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
13378 (altivec_categorize_keyword, init_vector_keywords,
13379 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
13382 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
13384 * tree.c (handle_dll_attribute): Check if node is
13385 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
13387 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
13389 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
13391 (thumb2_zero_extendqidi2): Likewise.
13393 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
13395 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
13396 instead of gen_movrt.
13397 * config/sh/sh.md (movrt): Remove.
13399 2009-05-28 Steve Ellcey <sje@cup.hp.com>
13401 * doc/invoke.texi (IA-64 Options):
13402 Add -msdata, -mfused-madd, -mno-inline-float-divide,
13403 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
13404 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
13405 -msched-prefer-non-control-spec-insns,
13406 -msched-stop-bits-after-every-cycle,
13407 -msched-count-spec-in-critical-path,
13408 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
13409 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
13410 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
13411 and -msched-spec-verbose.
13413 2009-05-28 Joseph Myers <joseph@codesourcery.com>
13415 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
13416 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
13418 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
13420 2009-05-28 Richard Guenther <rguenther@suse.de>
13422 * tree-ssa-alias.c (ao_ref_init): New function.
13423 (ao_ref_base): Likewise.
13424 (ao_ref_base_alias_set): Likewise.
13425 (ao_ref_alias_set): Likewise.
13426 (refs_may_alias_p_1): Change signature.
13427 (refs_may_alias_p): Adjust.
13428 (refs_anti_dependent_p): Likewise.
13429 (refs_output_dependent_p): Likewise.
13430 (call_may_clobber_ref_p_1): Change signature.
13431 (call_may_clobber_ref_p): Adjust.
13432 (stmt_may_clobber_ref_p_1): New function split out from ...
13433 (stmt_may_clobber_ref_p): ... here.
13434 (maybe_skip_until): Adjust signature.
13435 (get_continuation_for_phi): Likewise.
13436 (walk_non_aliased_vuses): Likewise.
13437 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
13438 (ao_ref_init): Declare.
13439 (ao_ref_base): Likewise.
13440 (ao_ref_alias_set): Likewise.
13441 (stmt_may_clobber_ref_p_1): Likewise.
13442 (walk_non_aliased_vuses): Adjust.
13443 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
13444 (get_ref_from_reference_ops): remove.
13445 (vn_reference_lookup_2): Adjust signature.
13446 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
13447 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
13448 (vn_reference_lookup): Adjust.
13449 (vn_reference_insert): Likewise.
13450 (vn_reference_insert_pieces): Adjust signature.
13451 (visit_reference_op_call): Adjust.
13452 * tree-ssa-pre.c (get_expr_type): Simplify.
13453 (phi_translate_1): Adjust.
13454 (compute_avail): Likewise.
13455 (translate_vuse_through_block): Do not re-build trees.
13456 (value_dies_in_block_x): Likewise.
13457 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
13459 (vn_reference_lookup_pieces): Adjust declaration.
13460 (vn_reference_insert_pieces): Likewise.
13462 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
13464 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
13465 with checking disabled.
13467 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
13471 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
13472 macro definition for support of three-operand format aligned
13473 .comm directive in assembler on cygwin/pe/mingw target OS.
13474 * configure: Regenerate.
13475 * config.h: Regenerate.
13477 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13478 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13479 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13481 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13482 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13484 2009-05-28 Ira Rosen <irar@il.ibm.com>
13486 PR tree-optimization/40254
13487 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13488 in analysis of basic blocks.
13490 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13492 PR middle-end/33699
13493 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13494 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13495 (TARGET_INITIALIZER): Use it.
13496 * cse.c (CHEAPER): Move it up to the other macros.
13497 (insert): Rename this ...
13498 (insert_with_costs): ... to this. Add cost parameters. Update
13500 (insert): New function. Call insert_with_costs.
13501 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13502 find_reg_offset_for_const, try_const_anchors): New functions.
13503 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13504 when using a const-anchor. Call insert_const_anchors.
13505 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13506 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13508 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13510 * tree-inline.c (remap_decls): Enable nonlocalized variables
13511 when not optimizing.
13513 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13515 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13516 Simplify other tests involving optimize.
13518 2009-05-27 Tom Tromey <tromey@redhat.com>
13520 * unwind-dw2.c (_Unwind_DebugHook): New function.
13521 (uw_install_context): Call _Unwind_DebugHook.
13523 2009-05-27 Tom Tromey <tromey@redhat.com>
13525 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13527 2009-05-27 Ian Lance Taylor <iant@google.com>
13529 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13530 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13531 (ALL_LINKERFLAGS): Define.
13532 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13533 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13534 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13535 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13536 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13537 $(LINKER_FOR_BUILD).
13538 (build/gcov-iov$(build_exeext)): Likewise.
13540 2009-05-27 Julian Brown <julian@codesourcery.com>
13542 * gcse.c (target.h): Include.
13543 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13544 copy of argument to a pseudo register.
13546 2009-05-27 Diego Novillo <dnovillo@google.com>
13548 * tree-ssa-live.c (dump_scope_block): Document arguments.
13549 (dump_scope_blocks): Document.
13550 (debug_scope_blocks): New.
13551 * tree-flow.h (debug_scope_blocks): Declare.
13553 2009-05-21 Denis Chertykov <denisc@overta.ru>
13555 * doc/contrib.texi (Contributors): Add myself to the list.
13557 2009-05-27 Olivier Hainque <hainque@adacore.com>
13559 * expr.c (target_align): New function. Alignment the TARGET of an
13560 assignment may be assume to have.
13561 (highest_pow2_factor_for_target): Use it instead of relying on
13562 immediate tree attributes of TARGET, not necessarily honored when
13563 intermediate bitfields are involved.
13565 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13568 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13569 AVX, SSE4, AES, PCLMUL and POPCNT.
13571 2009-05-27 Diego Novillo <dnovillo@google.com>
13573 * tree-pretty-print.c (dump_location): New.
13574 (dump_generic_node): Call it.
13575 Factor code to handle BLOCK nodes ...
13576 (dump_block_node): ... here.
13578 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13580 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13582 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13584 * gcc-plugin.h: Include config.h and system.h.
13585 (IN_GCC): Define if not defined.
13587 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13589 PR middle-end/40249
13590 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13593 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13595 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13597 * config/m32r/m32r.h: Ditto.
13598 * config/m32r/m32r.md: Ditto.
13599 * config/m32r/predicates.md: Ditto.
13601 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13603 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13605 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13608 (Loading plugins): typo.
13609 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13610 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13611 (Interacting with the GCC Garbage Collector): Added new section.
13612 (Giving information about a plugin): Added new section for
13614 * ggc.h (ggc_register_root_tab): Added declaration.
13615 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13616 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13617 (register_callback): Improved comment in declaration.
13618 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13619 (extra_root_vec) Added static variable for dynamic roots registration.
13620 (ggc_register_root_tab) Added new routine.
13621 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13622 PLUGIN_GGC_MARKING event.
13623 * ggc-zone.c: Include plugin.h.
13624 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13625 * ggc-page.c: Include plugin.h.
13626 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13627 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13628 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13629 (register_callback): check lack of callbacks for
13630 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13631 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13632 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13633 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13634 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13635 dependency on plugin.h.
13636 (plugin.o): Added dependency on ggc.h...
13638 2009-05-26 Richard Guenther <rguenther@suse.de>
13640 PR middle-end/40248
13642 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13643 with mismatched comparison modes.
13645 * expr.c (expand_expr_real_1): Expand the operand of a
13646 VIEW_CONVERT_EXPR in its natural mode.
13648 2009-05-26 Ian Lance Taylor <iant@google.com>
13650 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13651 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13652 (ALL_COMPILERFLAGS): Define.
13653 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13654 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13655 (collect2$(exeext), collect2.o): Likewise.
13656 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13657 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13658 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13659 (libbackend.o, intl.o, cppdefault.o): Likewise.
13660 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13661 (build/%.o): Use $(COMPILER_FOR_BUILD).
13662 (build/gen%$(build_exeext)): Likewise.
13663 (build/gcov-iov$(build_exeext)): LIkewise.
13664 * config/t-darwin (darwin.o): Use $(COMPILER).
13665 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13666 * config/t-sol2 (sol2-c.o): Likewise.
13667 (sol2.o): Likewise.
13668 * config/t-vxworks (vxworks.o): Likewise.
13669 * config/x-darwin (host-darwin.o): Likewise.
13670 * config/x-hpux (host-hpux.o): Likewise.
13671 * config/x-linux (host-linux.o): Likewise.
13672 * config/x-solaris (host-solaris.o): Likewise.
13673 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13674 * config/arm/t-arm (arm-c.o): Likewise.
13675 * config/arm/t-pe (pe.o): Likewise.
13676 * config/arm/t-wince-pe (pe.o): Likewise.
13677 * config/i386/t-cygming (winnt.o): Likewise.
13678 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13679 * config/i386/t-cygwin (cygwin1.o): Likewise.
13680 (cygwin2.o): Likewise.
13681 * config/i386/t-i386 (i386-c.o): Likewise.
13682 * config/i386/t-interix (winnt.o): Likewise.
13683 * config/i386/t-netware (netware.o): Likewise.
13684 * config/i386/t-nwld (nwld.o): Likewise.
13685 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13686 * config/i386/x-i386 (driver-i386.o): Likewise.
13687 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13688 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13689 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13690 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13691 * config/mips/x-native (driver-native.o): Likewise.
13692 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13693 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13694 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13695 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13696 * config/score/t-score-elf (score7.o): Likewise.
13697 (score3.o): Likewise.
13698 * config/sh/t-sh (sh-c.o): Likewise.
13699 * config/sh/t-symbian (sh-c.o): Likewise.
13700 (symbian.o): Likewise.
13701 * config/spu/t-spu-elf (spu-c.o): Likewise.
13702 * config/v850/t-v850 (v850-c.o): Likewise.
13703 * config/v850/t-v850e (v850-c.o): Likewise.
13705 2009-05-26 Richard Guenther <rguenther@suse.de>
13707 PR tree-optimization/40122
13708 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13709 VECTOR_CSTs if possible.
13710 (fold_gimple_assign): Likewise.
13712 2009-05-26 Richard Guenther <rguenther@suse.de>
13714 PR middle-end/40252
13715 * fold-const.c (fold_binary): Use the correct types for building
13718 2009-05-26 Richard Guenther <rguenther@suse.de>
13720 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13721 redundant calls to merge_alias_info.
13722 (bump_vector_ptr): Likewise.
13723 * tree-ssa-copy.c (merge_alias_info): Remove.
13724 (replace_exp_1): Remove call to merge_alias_info.
13725 (propagate_tree_value): Likewise.
13726 (fini_copy_prop): Propagate points-to info.
13727 * tree-flow.h (merge_alias_info): Remove.
13729 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13731 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13733 2009-05-25 Jan Hubicka <jh@suse.cz>
13735 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13736 * cgraph.h (struct inline_summary): New filed self_wize,
13737 size_inlining_benefit, self_time and time_inlining_benefit.
13738 (struct cgraph_global_info): Replace insns by time ans size fields.
13739 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13740 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13741 (ipcp_update_callgraph): Do not touch function bodies.
13742 * ipa-inline.c: Include except.h
13743 (MAX_TIME): New constant.
13744 (overall_insns): Remove.
13745 (leaf_node_p): New.
13746 (overall_size, max_benefit): New static variables.
13747 (cgraph_estimate_time_after_inlining): New function.
13748 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13749 (cgraph_clone_inlined_nodes): Update size.
13750 (cgraph_mark_inline_edge): Update size.
13751 (cgraph_estimate_growth): Use size info.
13752 (cgraph_check_inline_limits): Check size.
13753 (cgraph_default_inline_p): Likewise.
13754 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13755 (cgraph_decide_recursive_inlining): Check size.
13756 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13758 (cgraph_decide_inlining): Likewise.
13759 (cgraph_decide_inlining_incrementally): Likewise; honor
13760 PARAM_EARLY_INLINING_INSNS.
13761 (likely_eliminated_by_inlining_p): New predicate.
13762 (estimate_function_body_sizes): New function.
13763 (compute_inline_parameters): Use it.
13764 * except.c (must_not_throw_labels): New function.
13765 * except.h (must_not_throw_labels): Declare.
13766 * tree-inline.c (init_inline_once): Kill inlining_weigths
13767 * tree-ssa-structalias.c: Avoid uninitialized warning.
13768 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13769 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13770 (PARAM_INLINE_CALL_COST): Remove.
13771 (PARAM_EARLY_INLINING_INSNS): New.
13773 2009-05-25 Richard Guenther <rguenther@suse.de>
13775 PR tree-optimization/36327
13776 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13777 callback for reference translation or lookup at the point of may-defs.
13778 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13779 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13780 for union COMPONENT_REFs.
13781 (vn_reference_lookup_3): New callback. Lookup from memset
13782 and CONSTRUCTOR assignment, translate through struct copies.
13783 (vn_reference_lookup_pieces): Make sure to not free the
13784 passed operands array. Adjust walk_non_aliased_vuses call.
13785 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13786 make sure we do not leak memory.
13788 2009-05-25 Richard Guenther <rguenther@suse.de>
13790 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13791 * tree-inline.c (expand_call_inline): Reset the escaped and
13792 callused solutions.
13793 * tree-ssa-structalias.c (pass_build_ealias): New.
13794 * tree-pass.h (pass_build_ealias): Declare.
13795 * passes.c (init_optimization_passes): Add PTA during
13796 early optimizations.
13797 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13798 and CALLUSED solutions.
13799 (dump_points_to_solution): New function, split out from ...
13800 (dump_points_to_info_for): ... here.
13801 * tree-parloops.c (parallelize_loops): Reset the escaped and
13802 callused solutions.
13804 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13807 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13808 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13810 2009-05-25 Ira Rosen <irar@il.ibm.com>
13812 PR tree-optimization/40238
13813 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13814 statements after basic block's labels.
13815 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13816 to free the allocated memory.
13818 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13820 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13821 return address with a USE.
13823 2009-05-24 Richard Guenther <rguenther@suse.de>
13825 PR middle-end/40233
13826 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13827 array type from the main variant of the inner type.
13829 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13831 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13832 definition to bool (from int) to un-break build.
13833 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13835 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13837 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13838 discard_stmt_changes): Delete.
13839 * tree-ssa-operands.c (scb_stack): Delete.
13840 (init_ssa_operands): Do not initialize it.
13841 (fini_ssa_operands): Do not free it.
13842 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13844 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13845 update_stmt, remove the others. Fix comments.
13846 * tree-dfa.c (optimize_stack_restore): Likewise.
13847 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13848 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13849 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13850 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13852 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13853 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13854 (dom_opt_finalize_block): Likewise, adjusting access to
13856 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13857 (stmts_to_rescan): Change item type to gimple.
13858 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13860 2009-05-24 Ira Rosen <irar@il.ibm.com>
13862 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13863 * tree-pass.h (pass_slp_vectorize): New pass.
13864 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13865 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13866 * tree-vectorizer.c (timevar.h): Include.
13867 (user_vect_verbosity_level): Declare.
13868 (vect_location): Fix comment.
13869 (vect_set_verbosity_level): Update user_vect_verbosity_level
13870 instead of vect_verbosity_level.
13871 (vect_set_dump_settings): Add an argument. Ignore user defined
13872 verbosity if dump flags require higher level of verbosity. Print to
13873 stderr only for loop vectorization.
13874 (vectorize_loops): Update call to vect_set_dump_settings.
13875 (execute_vect_slp): New function.
13876 (gate_vect_slp): Likewise.
13877 (struct gimple_opt_pass pass_slp_vectorize): New.
13878 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13879 access its members.
13880 (vec_info_for_bb): New function.
13881 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13882 (VECTORIZATION_ENABLED): New macro.
13883 (SLP_ENABLED, SLP_DISABLED): Likewise.
13884 (vect_is_simple_use): Add bb_vec_info argument.
13885 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13886 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13887 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13888 vect_schedule_slp, vect_analyze_slp): Likewise.
13889 (vect_analyze_stmt): Add slp_tree argument.
13890 (find_bb_location): Declare.
13891 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13892 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13893 (vect_analyze_loop_operations, vect_analyze_loop,
13894 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13895 vect_finalize_reduction, vectorizable_reduction,
13896 vectorizable_live_operation, vect_transform_loop): Likewise.
13897 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13898 skip evolution analysis if analyzing a basic block.
13899 (dr_analyze_indices): Likewise.
13900 (initialize_data_dependence_relation): Skip the test whether the
13901 object is invariant for basic blocks.
13902 (compute_all_dependences): Skip dependence analysis for data
13903 references in basic blocks.
13904 (find_data_references_in_stmt): Don't fail in case of invariant
13905 access in basic block.
13906 (find_data_references_in_bb): New function.
13907 (find_data_references_in_loop): Move code to
13908 find_data_references_in_bb and add a call to it.
13909 (compute_data_dependences_for_bb): New function.
13910 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13911 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13913 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13914 unknown dependence in basic block and fail in case of dependence in
13916 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13917 dependence instances from either loop or basic block vectorization
13919 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13920 before calling nested_in_vect_loop_p.
13921 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13922 dependence instances from either loop or basic block vectorization
13924 (vect_verify_datarefs_alignment): Likewise.
13925 (vect_enhance_data_refs_alignment): Adjust function calls.
13926 (vect_analyze_data_refs_alignment): Likewise.
13927 (vect_analyze_group_access): Fix printing. Skip different checks if
13928 DR_STEP is 0. Keep strided stores either in loop or basic block
13929 vectorization data structure. Fix indentation.
13930 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13932 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13933 dependence instances from either loop or basic block vectorization
13935 (vect_analyze_data_refs): Update comment. Call
13936 compute_data_dependences_for_bb to analyze basic blocks.
13937 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13938 case of loop vectorization. In case of basic block vectorization use
13939 data-ref itself as a base.
13940 (vect_create_data_ref_ptr): In case of basic block vectorization:
13941 don't advance the pointer, add new statements before the current
13942 statement. Adjust function calls.
13943 (vect_supportable_dr_alignment): Support only aligned accesses in
13944 basic block vectorization.
13945 * common.opt (ftree-slp-vectorize): New flag.
13946 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13947 (vect_pattern_recog_1): Likewise.
13948 * tree-vect-stmts.c (process_use): Likewise.
13949 (vect_init_vector): Add new statements in the beginning of the basic
13950 block in case of basic block SLP.
13951 (vect_get_vec_def_for_operand): Adjust function calls.
13952 (vect_finish_stmt_generation): Likewise.
13953 (vectorizable_call): Add assert that it is loop vectorization, adjust
13955 (vectorizable_conversion, vectorizable_assignment): Likewise.
13956 (vectorizable_operation): In case of basic block SLP, take
13957 vectorization factor from statement's type and skip the relevance
13958 check. Adjust function calls.
13959 (vectorizable_type_demotion): Add assert that it is loop
13960 vectorization, adjust function calls.
13961 (vectorizable_type_promotion): Likewise.
13962 (vectorizable_store): Check for outer loop only in case of loop
13963 vectorization. Adjust function calls. For basic blocks, skip the
13964 relevance check and don't advance pointers.
13965 (vectorizable_load): Likewise.
13966 (vectorizable_condition): Add assert that it is loop vectorization,
13967 adjust function calls.
13968 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13969 that it is not reduction, get vector type, call only supported
13970 functions, skip loop specific parts.
13971 (vect_transform_stmt): Check for outer loop only in case of loop
13973 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13974 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13975 for external definition.
13976 * passes.c (pass_slp_vectorize): New pass.
13977 * tree-vect-slp.c (find_bb_location): New function.
13978 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13979 check for patterns only in loops.
13980 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13981 case of multiple types in basic block SLP.
13982 (vect_mark_slp_stmts_relevant): New function.
13983 (vect_supported_load_permutation_p): Fix comment.
13984 (vect_analyze_slp_instance): Add argument. In case of basic block
13985 SLP, take vectorization factor from statement's type, check that
13986 unrolling factor is 1. Adjust function call. Save SLP instance in
13987 either loop or basic block vectorization structure. Return FALSE,
13989 (vect_analyze_slp): Add argument. Get strided stores groups from
13990 either loop or basic block vectorization structure. Return FALSE
13991 if basic block SLP failed.
13992 (new_bb_vec_info): New function.
13993 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13994 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13995 (vect_schedule_slp): Add argument. Get SLP instances from either
13996 loop or basic block vectorization structure. Set vectorization factor
13997 to be 1 for basic block SLP.
13998 (vect_slp_transform_bb): New function.
13999 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
14001 2009-05-23 Mark Mitchell <mark@codesourcery.com>
14003 * final.c (shorten_branches): Do not align labels for jump tables.
14004 (final_scan_insn): Use JUMP_TABLE_DATA_P.
14006 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
14008 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
14009 Remove outdated reference to flow.c and fix nits.
14010 * doc/gccint.texi: Tweak RTL description.
14011 * doc/rtl.texi: Likewise.
14013 2009-05-23 Denis Chertykov <chertykov@gmail.com>
14015 * config/avr/avr.c: Change my email address.
14016 * config/avr/avr.h: Likewise.
14017 * config/avr/avr.md: Likewise.
14018 * config/avr/avr-protos.h: Likewise.
14019 * config/avr/libgcc.S: Likewise.
14021 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
14023 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
14024 (spu_split_load, spu_split_store): Change return type to int.
14025 (spu_split_convert): Declare.
14026 * config/spu/predicates.md (spu_mem_operand): Remove.
14027 (spu_mov_operand): Update.
14028 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
14029 * config/spu/spu.c (regno_aligned_for_load): Remove.
14030 (reg_aligned_for_addr, spu_expand_load): Define.
14031 (spu_expand_extv): Reimplement and handle MEM.
14032 (spu_expand_insv): Handle MEM.
14033 (spu_sched_reorder): Handle insn's with length 0.
14034 (spu_legitimate_address_p): Reimplement.
14035 (store_with_one_insn_p): Return TRUE for any mode with size
14036 larger than 16 bytes.
14037 (address_needs_split): Define.
14038 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
14040 (spu_convert_move): Define.
14041 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
14042 (spu_split_store): Change all MEM's to TImode.
14043 (spu_init_expanders): Preallocate registers that correspond to
14044 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
14046 (spu_split_convert): Define.
14047 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
14048 (_move<mode>, _movdi, _movti): Update predicate and condition.
14049 (load, store): Change to define_split.
14050 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
14052 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
14053 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
14054 define_insn_and_split of lshr<mode>3.
14055 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
14056 (<v>ashr<mode>3_imm): Define.
14057 (extv, extzv, insv): Allow MEM operands.
14058 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
14059 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
14060 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
14061 (_spu_convert2): Change to define_insn_and_split and remove the
14062 corresponding define_peephole2.
14063 (stack_protect_set, stack_protect_test, stack_protect_test_si):
14064 Change predicates to memory_operand.
14066 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14068 * config/arm/thumb2.md: Add 16-bit multiply instructions.
14070 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14072 PR tree-optimization/40219
14073 * tree.c (iterative_hash_expr): Make sure the builtin function is
14074 a normal builtin function and not a front end or back end builtin
14075 before indexing into the built_in_decls array.
14077 2009-05-22 Richard Guenther <rguenther@suse.de>
14079 PR middle-end/38964
14080 * alias.c (write_dependence_p): Do not use TBAA for answering
14081 anti-dependence or output-dependence.
14082 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
14083 (emit_pointer_definition): Remove.
14084 (emit_alias_warning): Likewise.
14085 (find_what_var_points_to): Remove TBAA pruning code.
14086 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
14088 (compute_points_to_sets): Remove code computing the set of
14089 dereferenced pointers.
14090 * tree-data-ref.c (dr_may_alias_p): Properly use the split
14091 oracle for querying anti and output dependencies.
14092 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
14093 if TBAA may be applied.
14094 (refs_anti_dependent_p): New function.
14095 (refs_output_dependent_p): Likewise.
14096 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
14097 (refs_output_dependent_p): Likewise.
14098 * doc/tree-ssa.texi (Memory model): New section.
14099 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14100 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14101 * cfgexpand.c (expand_gimple_basic_block): Do not handle
14102 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
14103 * expr.c (expand_expr_real_1): Likewise.
14104 * gimple-low.c (lower_stmt): Likewise.
14105 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
14106 (dump_gimple_cdt): Remove.
14107 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14108 (gimple_size): Likewise.
14109 (walk_gimple_op): Likewise.
14110 (is_gimple_stmt): Likewise.
14111 (walk_stmt_load_store_addr_ops): Likewise.
14112 (gimple_build_cdt): Remove.
14113 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14114 * gimple.h (gimple_cdt_new_type): Remove.
14115 (gimple_cdt_new_type_ptr): Likewise.
14116 (gimple_cdt_set_new_type): Likewise.
14117 (gimple_cdt_location): Likewise.
14118 (gimple_cdt_location_ptr): Likewise.
14119 (gimple_cdt_set_location): Likewise.
14120 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14121 * tree-cfg.c (remove_useless_stmts_1): Do not handle
14122 GIMPLE_CHANGE_DYNAMIC_TYPE.
14123 (verify_types_in_gimple_stmt): Likewise.
14124 * tree-inline.c (estimate_num_insns): Likewise.
14125 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
14126 (copy_decl_to_var): Likewise.
14127 (copy_result_decl_to_var): Likewise.
14128 * tree-pretty-print.c (dump_generic_node): Do not handle
14129 CHANGE_DYNAMIC_TYPE_EXPR.
14130 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14131 * tree-ssa-operands.c (get_expr_operands): Likewise.
14132 * tree-ssa-structalias.c (struct variable_info): Remove
14133 no_tbaa_pruning member.
14134 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
14135 (unify_nodes): Do not copy it.
14136 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14137 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
14138 (set_uids_in_ptset): Do not check it.
14139 (find_what_var_points_to): Likewise.
14140 (compute_tbaa_pruning): Remove.
14141 (compute_points_to_sets): Do not call it.
14142 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14143 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14144 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
14145 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
14146 (DECL_NO_TBAA_P): Likewise.
14147 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
14148 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
14149 (expand_omp_atomic_pipeline): Do not set it.
14150 * print-tree.c (print_node): Do not dump it.
14151 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14154 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
14157 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
14160 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14162 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
14165 2009-05-22 Ben Elliston <bje@au.ibm.com>
14167 * Makefile.in (bversion.h, s-bversion): New targets.
14168 (TOPLEV_H): Add bversion.h.
14169 * toplev.h: Include "bversion.h".
14170 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
14171 the __format__ attribute only if compiling with the same version
14172 of GCC as the sources (the "build version").
14174 2009-05-22 Ben Elliston <bje@au.ibm.com>
14176 * c-format.c (handle_format_attribute): Fix comment typo.
14178 2009-05-21 Steve Ellcey <sje@cup.hp.com>
14181 * config/ia64/ia64.opt (mfused-madd): New.
14182 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
14183 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
14184 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
14185 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
14186 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
14187 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
14188 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
14189 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
14190 instruction if !TARGET_FUSED_MADD.
14191 (fpma, fpms): Remove colon from name.
14193 2009-05-22 Richard Guenther <rguenther@suse.de>
14195 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
14196 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
14197 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
14199 (create_expression_by_pieces): Only convert if necessary.
14200 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
14201 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
14203 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
14205 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
14206 regular pattern from a template and rename it ...
14207 (*extzv_truncsi_exts): ... to this.
14209 2009-05-21 Richard Guenther <rguenther@suse.de>
14211 * cgraph.h (struct cgraph_node): Remove inline_decl member.
14212 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
14213 (cgraph_default_inline_p): Likewise.
14214 (cgraph_decide_inlining_incrementally): Likewise.
14216 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
14217 Uros Bizjak <ubizjak@gmail.com>
14219 * config/i386/cpuid.h (bit_MOVBE): New.
14221 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
14223 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
14224 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
14225 (ix86_handle_option): Handle OPT_mmovbe.
14226 (ix86_target_string): Add -mmovbe.
14227 (pta_flags): Add PTA_MOVBE.
14228 (processor_alias_table): Add PTA_MOVBE to "atom".
14229 (override_options): Handle PTA_MOVBE.
14231 * config/i386/i386.h (TARGET_MOVBE): New.
14233 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
14234 (*bswapsi_movbe): New.
14235 (*bswapdi_movbe): Likewise.
14236 (bswapdi2): Renamed to ...
14237 (*bswapdi_1): This.
14238 (bswapdi2): New expander.
14240 * config/i386/i386.opt (mmovbe): New.
14242 * doc/invoke.texi: Document -mmovbe.
14244 2009-05-21 Taras Glek <tglek@mozilla.com>
14246 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
14247 * gcc-plugin.h (plugin_init): Updated signature.
14248 * gcc-plugin.h (plugin_name_args): Moved to this header.
14249 * doc/plugins.texi (plugin_init): Updated documention to reflect
14251 * doc/plugins.texi (plugin_name_args): Added to documention.
14253 2009-05-21 Mark Mitchell <mark@codesourcery.com>
14255 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
14256 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
14258 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
14260 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
14261 JUMP_TABLE_DATA_P predicates where applicable.
14262 * config/i386/predicates.md: Ditto.
14263 * config/i386/sse.md: Ditto.
14265 2009-05-21 Jakub Jelinek <jakub@redhat.com>
14267 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
14268 operand2 -128 override length_immediate attribute to 1.
14269 * config/i386/predicates.md (constm128_operand): New predicate.
14271 * config/i386/i386.c (memory_address_length): Handle %r12
14272 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
14274 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
14275 mode look through optional ZERO_EXTEND and SUBREG.
14276 * config/i386/i386.md (R12_REG): New define_constant.
14277 (prefix_data16): For sse unit set also for MODE_TI insns.
14278 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
14279 insns set if operand 1 is ext_QIreg_operand.
14280 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
14281 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
14283 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
14284 mode from MODE_DI to MODE_SI.
14285 (movdi_1_rex64): Override modrm and length_immediate attributes
14286 only for movabs (TYPE_IMOV, alternative 2).
14287 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
14288 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
14289 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
14290 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
14291 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
14292 prefix_rex attribute if DImode.
14293 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
14294 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
14295 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
14296 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
14297 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
14298 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
14299 Likewise. For TYPE_IMOV clear length_immediate attribute.
14300 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
14301 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
14302 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
14303 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
14304 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
14305 or one operand TYPE_ISHIFT.
14306 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
14307 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
14308 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
14309 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
14310 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
14311 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
14312 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
14313 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
14314 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
14315 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
14316 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
14317 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
14318 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
14319 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
14320 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
14321 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
14322 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
14323 set mode attribute, don't override length attribute.
14324 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
14326 (return_internal_long): Set length attribute to 2 instead of 1.
14327 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
14328 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
14329 prefix_rex attribute.
14330 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
14332 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
14334 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14336 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
14338 2009-05-20 Ian Lance Taylor <iant@google.com>
14340 * tree.c (build_tree_list_vec_stat): New function.
14341 (ctor_to_vec): New function.
14342 (build_nt_call_vec): New function.
14343 (build_call_array): Change args to be a const pointer.
14344 (build_call_vec): New function.
14345 * tree.h (build_nt_call_vec): Declare.
14346 (build_tree_list_vec_stat): Declare.
14347 (build_tree_list_vec): Define.
14348 (build_call_array): Update declaration.
14349 (build_call_vec): Declare.
14350 (ctor_to_vec): Declare.
14351 * c-common.c (tree_vector_cache): New static variable.
14352 (make_tree_vector): New function.
14353 (release_tree_vector): New function.
14354 (make_tree_vector_single): New function.
14355 (make_tree_vector_copy): New function.
14356 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
14357 (make_tree_vector_single, make_tree_vector_copy): Declare.
14358 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
14359 (c_parser_expr_list): Don't manage cache here, instead call
14361 (c_parser_release_expr_list): Remove static function.
14362 (c_parser_vec_to_tree_list): Remove static function.
14363 (c_parser_attributes): Call build_tree_list_vec instead of
14364 c_parser_vec_to_tree_list. Call release_tree_vector instead of
14365 c_parser_release_expr_list.
14366 (c_parser_postfix_expression_after_primary): Likewise.
14367 (c_parser_objc_keywordexpr): Likewise.
14369 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
14371 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
14372 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
14373 TARGET_CONVERT_TO_TYPE.
14374 * hooks.c (hook_tree_const_tree_null): Define.
14375 * hooks.h (hook_tree_const_tree_null): Declare.
14376 * target.h (struct gcc_target): Add invalid_parameter_type,
14377 invalid_return_type, promoted_type, and convert_to_type fields.
14378 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
14379 (TARGET_INVALID_RETURN_TYPE): Define.
14380 (TARGET_PROMOTED_TYPE): Define.
14381 (TARGET_CONVERT_TO_TYPE): Define.
14382 (TARGET_INITIALIZER): Update for new fields.
14383 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
14384 (grokparms): Check targetm.invalid_parameter_type.
14385 * c-typeck.c (default_conversion): Check targetm.promoted_type.
14386 * c-convert.c (convert): Check targetm.convert_to_type.
14388 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
14390 * config/mips/mips.md (*extenddi_truncate<mode>,
14391 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
14393 (*extendhi_truncateqi): New define_insn_and_sptit.
14395 2009-05-20 Jakub Jelinek <jakub@redhat.com>
14397 PR middle-end/40204
14398 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
14399 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
14401 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
14403 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
14404 the operand of VIEW_CONVERT_EXPR.
14406 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
14408 * config/i386/driver-i386.c (host_detect_local_cpu): Check
14409 extended family and model for Intel processors. Support Intel Atom.
14411 2009-05-20 Olivier Hainque <hainque@adacore.com>
14413 * gstab.h (stab_code_type): Define, to be used instead of the
14414 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
14416 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
14417 occurrences by stab_code_type.
14418 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
14420 2009-05-20 Martin Jambor <mjambor@suse.cz>
14422 * tree-flow.h (insert_edge_copies_seq): Undeclare.
14423 (sra_insert_before): Likewise.
14424 (sra_insert_after): Likewise.
14425 (sra_init_cache): Likewise.
14426 (sra_type_can_be_decomposed_p): Likewise.
14427 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
14428 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
14429 (sra_insert_before): Likewise.
14430 (sra_insert_after): Likewise.
14431 (sra_init_cache): Likewise.
14432 (insert_edge_copies_seq): Made static and moved upwards.
14434 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
14437 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
14439 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
14440 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
14443 2009-05-20 Richard Guenther <rguenther@suse.de>
14445 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14446 with mismatched comparison modes.
14448 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14450 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
14451 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
14452 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
14453 with shifts for Thumb2.
14454 (orsi_notsi): New for orn.
14455 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
14456 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
14457 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
14458 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
14459 Don't invert remainder for IOR.
14461 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
14463 PR tree-optimization/40087
14464 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
14465 number_of_iterations_ne): Rename never_infinite argument.
14466 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
14467 number_of_iterations_le): Handle pointer-type ivs when
14468 exit_must_be_taken is false.
14469 (number_of_iterations_cond): Do not always assume that
14470 exit_must_be_taken if the control variable is a pointer.
14472 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14474 * c-typeck.c (build_binary_op): Allow % on integal vectors.
14475 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14477 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14479 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14480 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14482 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14485 * c.opt (Wlogical-op): Disabled by default.
14486 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14488 * doc/invoke.texi (Wlogical-op): Likewise.
14490 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14492 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14494 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14495 Propagate the type of the first operand.
14496 <ASSERT_EXPR>: Simplify.
14497 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14498 Rewrite using the RHS code as discriminant.
14499 <NOP_EXPR>: Turn into CASE_CONVERT.
14500 <PLUS_EXPR>: Propagate the type of the first operand.
14502 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14504 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14505 (ia64_dconst_0_375): New.
14506 * config/ia64/ia64.c (ia64_override_options): Remove
14507 -minline-sqrt-min-latency warning.
14508 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14509 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14510 * config/ia64/ia64.md (*sqrt_approx): Remove.
14511 (sqrtsf2): Remove #if 0.
14512 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14513 (sqrtdf): Remove assert.
14514 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14515 (sqrtxf2): Remove #if 0.
14516 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14517 * div.md (sqrt_approx_rf): New.
14518 (sqrtsf2_internal_thr): New implementation.
14519 (sqrtsf2_internal_lat): New.
14520 (sqrtdf2_internal_thr: New implementation.
14521 (sqrtxf2_internal): New implementation.
14523 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14524 Hans-Peter Nilsson <hp@axis.com>
14526 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14527 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14528 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14529 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14530 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14531 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14532 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14533 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14534 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14535 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14536 * c-common.c: ...from here.
14538 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14540 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14542 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14544 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14546 2009-05-19 Ben Elliston <bje@au.ibm.com>
14548 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14549 assignments with memcpy calls.
14550 (add_fdes): Likewise.
14551 (binary_search_unencoded_fdes): Likewise.
14552 (linear_search_fdes): Eliminate type puns.
14554 2009-05-19 Richard Guenther <rguenther@suse.de>
14556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14557 not falsely claim to have propagated into all uses.
14559 2009-05-19 Ben Elliston <bje@au.ibm.com>
14561 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14564 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14566 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14567 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14568 (TARGET_LEGITIMATE_ADDRESS_P): New.
14569 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14570 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14572 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14575 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14576 child of the containing namespace's DIE.
14578 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14580 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14581 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14582 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14585 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14588 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14589 gen_align with gen_pad.
14590 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14591 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14593 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14594 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14596 * config/i386/i386.md (align): Renamed to ...
14597 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14598 ASM_OUTPUT_MAX_SKIP_PAD.
14600 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14602 * config.gcc: Fix variable syntax.
14605 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14606 before calling exact_log2.
14607 (output_iorsi3): Likewise.
14608 (output_xorsi3): Likewise.
14610 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14612 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14613 for the none zero constant operand except for EQ and NE
14614 comprisons even when the first operand is R0.
14616 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14618 * config/s390/2064.md: Remove trailing whitespaces.
14619 * config/s390/2084.md: Likewise.
14620 * config/s390/constraints.md: Likewise.
14621 * config/s390/fixdfdi.h: Likewise.
14622 * config/s390/libgcc-glibc.ver: Likewise.
14623 * config/s390/s390-modes.def: Likewise.
14624 * config/s390/s390-protos.h: Likewise.
14625 * config/s390/s390.c: Likewise.
14626 * config/s390/s390.h: Likewise.
14627 * config/s390/s390.md: Likewise.
14628 * config/s390/tpf-unwind.h: Likewise.
14630 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14632 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14634 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14637 * configure.ac (m68k-*-*): Check if binutils support TLS.
14638 * configure: Regenerate.
14639 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14640 * config/m68k/constraints.md (Cu): New constraint.
14641 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14642 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14643 (movsi): Handle TLS symbols.
14644 (addsi3_5200): Handle XTLS symbols, indent.
14645 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14646 (m68k_tls_reference_p): Declare.
14647 (m68k_legitimize_address): Declare.
14648 (m68k_unwrap_symbol): Declare.
14649 * config/m68k/m68k.opt (mxtls): New option.
14650 * config/m68k/m68k.c (ggc.h): Include.
14651 (m68k_output_dwarf_dtprel): Implement hook.
14652 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14653 (m68k_expand_prologue): Load GOT pointer when function needs it.
14654 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14655 (m68k_legitimate_constant_address_p): Same.
14656 (m68k_decompose_address): Handle TLS references.
14657 (m68k_get_gp): New static function.
14658 (enum m68k_reloc): New contants.
14659 (TLS_RELOC_P): New macro.
14660 (m68k_wrap_symbol): New static function.
14661 (m68k_unwrap_symbol): New function.
14662 (m68k_final_prescan_insn_1): New static function.
14663 (m68k_final_prescan_insn): New function.
14664 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14666 (legitimize_pic_address): Handle TLS references..
14667 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14668 (m68k_libcall_value_in_a0_p)
14669 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14670 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14671 (m68k_legitimize_tls_address): Handle TLS references.
14672 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14674 (m68k_legitimize_address): Handle TLS symbols.
14675 (m68k_get_reloc_decoration): New static function.
14676 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14678 (m68k_output_dwarf_dtprel): Implement hook.
14679 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14680 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14681 m68k_call_* routines.
14682 (sched_attr_op_type): Handle TLS symbols.
14683 (gt-m68k.h): Include.
14684 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14685 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14687 2009-05-18 Martin Jambor <mjambor@suse.cz>
14689 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14690 (visit_store_addr_for_mod_analysis): New function.
14691 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14692 (determine_cst_member_ptr): Use gimple_assign_single_p.
14693 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14694 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14695 operands. Don't check number of operands of a NOP_EXPR.
14697 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14699 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14701 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14704 * c-common.c (warn_logical_operator): Don't warn if one of
14705 expression isn't always true or false.
14707 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14709 * config/i386/biarch32.h: New file.
14710 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14712 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14714 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14715 *zero_extend<mode>_truncqi): Merge these into ...
14716 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14717 Name the pattern following this as *zero_extendhi_truncqi.
14719 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14721 PR middle-end/39301
14722 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14723 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14724 (output_info): Make field HOST_WIDEST_INT.
14725 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14726 (dump_bitmat_statistics): Same.
14728 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14730 * config.gcc (use_gcc_stdint): Set to wrap.
14731 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14732 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14733 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14734 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14735 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14736 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14737 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14738 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14740 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14742 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14744 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14745 Move definitions earlier.
14746 (OPT_ARCH64, OPT_ARCH32): Define.
14747 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14750 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14753 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14756 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14758 * arm.md (movdi2): Copy non-reg values to DImode registers.
14760 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14763 * final.c (label_to_max_skip): New function.
14764 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14765 CODE_LABEL_NUMBER <= max_labelno.
14766 * output.h (label_to_max_skip): New prototype.
14767 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14768 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14769 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14770 Handle CODE_LABELs with >= 16 byte alignment or with
14771 max_skip == (1 << align) - 1.
14772 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14773 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14776 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14777 .p2align 3 if MAX_SKIP is smaller than 7.
14778 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14780 2009-05-15 Ian Lance Taylor <iant@google.com>
14782 * alias.c (struct alias_set_entry_d): Rename from struct
14783 alias_set_entry. Change all uses.
14784 * except.c (struct call_site_record_d): Rename from struct
14785 call_site_record. Change all uses.
14786 * except.h (struct eh_region_d): Rename from struct eh_region.
14788 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14790 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14791 ivtype_map_elt. Change all uses.
14792 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14794 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14795 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14797 (struct sese_d): Rename from struct sese. Change all uses.
14798 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14799 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14800 * optabs.h (struct optab_d): Rename from struct optab. Change all
14802 (struct convert_optab_d): Rename from struct convert_optab.
14804 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14805 ipa_opt_pass. Change all uses.
14806 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14809 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14810 defined as a typedef.
14811 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14814 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14817 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14819 (merge_ranges): Returns bool.
14820 * tree.h (make_range): .. to here.
14821 (build_range_check): Likewise.
14822 (merge_ranges): Likewise. Renamed from merge_ranges.
14823 * c-typeck.c (parser_build_binary_op): Update calls to
14824 warn_logical_operator.
14825 * c-common.c (warn_logical_operator): Add new warning.
14826 * c-common.h (warn_logical_operator): Update declaration.
14828 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14830 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14832 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14834 * doc/install.texi: Document MPC requirements, flags etc.
14836 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14837 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14838 Evaluate constant arguments.
14839 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14840 (fold_builtin_1): Likewise, also evaluate constant arguments.
14841 Remove superfluous break.
14842 (do_mpc_ckconv): New.
14843 * real.h: Include mpc.h.
14844 * toplev.c (print_version): Output MPC version info if available.
14846 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14848 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14850 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14852 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14855 2009-05-15 Jan Hubicka <jh@suse.cz>
14857 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14858 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14859 (try_inline): Fix return value.
14860 (cgraph_decide_inlining_incrementally): Honor new value.
14861 (cgraph_early_inlining): Handle indirect inlining.
14862 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14864 2009-05-15 Jan Hubicka <jh@suse.cz>
14866 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14867 * cgraphunit.c (cgraph_finalize_function): Set it.
14868 (cgraph_expand_function): Use it.
14870 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14872 * real.c (encode_ieee_half): Define.
14873 (decode_ieee_half): Define.
14874 (ieee_half_format): Define.
14875 (arm_half_format): Define.
14876 * real.h (ieee_half_format): Declare.
14877 (arm_half_format): Declare.
14879 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14881 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14882 swapped, and reversed optabs exist before trying to use them.
14884 2009-05-15 Paul Brook <paul@codesourcery.com>
14885 Sandra Loosemore <sandra@codesourcery.com>
14887 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14888 loads. Allow PRE_DEC.
14889 (output_move_neon): Handle PRE_DEC.
14890 (arm_print_operand): Add 'A' for neon structure loads.
14891 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14892 * config/arm/neon.md (neon_mov): Update comment.
14893 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14895 (Um): New constraint.
14897 2009-05-15 Jan Hubicka <jh@suse.cz>
14899 Revert the following patch until testsuite fallout is fixed:
14900 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14901 * cgraph.h (struct inline_summary): New filed self_wize,
14902 size_inlining_benefit, self_time and time_inlining_benefit.
14903 (struct cgraph_global_info): Replace insns by time ans size fields.
14904 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14905 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14906 (ipcp_update_callgraph): Do not touch function bodies.
14907 * ipa-inline.c: Include except.h
14908 (MAX_TIME): New constant.
14909 (overall_insns): Remove
14910 (overall_size, max_benefit): New static variables.
14911 (cgraph_estimate_time_after_inlining): New function.
14912 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14913 (cgraph_clone_inlined_nodes): Update size.
14914 (cgraph_mark_inline_edge): Update size.
14915 (cgraph_estimate_growth): Use size info.
14916 (cgraph_check_inline_limits): Check size.
14917 (cgraph_default_inline_p): Likewise.
14918 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14919 (cgraph_decide_recursive_inlining): Check size.
14920 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14922 (cgraph_decide_inlining): Likewise.
14923 (cgraph_decide_inlining_incrementally): Likewise; honor
14924 PARAM_EARLY_INLINING_INSNS.
14925 (likely_eliminated_by_inlining_p): New predicate.
14926 (estimate_function_body_sizes): New function.
14927 (compute_inline_parameters): Use it.
14928 * except.c (must_not_throw_labels): New function.
14929 * except.h (must_not_throw_labels): Declare.
14930 * tree-inline.c (init_inline_once): Kill inlining_weigths
14931 * tree-ssa-structalias.c: Avoid uninitialized warning.
14932 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14933 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14934 (PARAM_INLINE_CALL_COST): Remove.
14935 (PARAM_EARLY_INLINING_INSNS): New.
14937 2009-05-15 Richard Guenther <rguenther@suse.de>
14939 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14940 not TODO_update_ssa.
14942 2009-05-15 Richard Guenther <rguenther@suse.de>
14944 PR tree-optimization/39999
14945 * gimple.h (gimple_expr_type): Use the expression type looking
14946 through useless conversions.
14947 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14948 (vn_nary_op_insert_stmt): Likewise.
14949 (simplify_binary_expression): Likewise.
14951 2009-05-15 Richard Guenther <rguenther@suse.de>
14953 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14954 New options, enabled by default.
14955 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14957 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14958 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14959 * tree-ssa-structalias.c (gate_tree_pta): New function.
14960 (pass_build_alias): Use it.
14962 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14964 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14965 recurse on an invariant address if a conversion from a pointer
14966 type to a wider integer type is involved.
14968 2009-05-15 Jan Hubicka <jh@suse.cz>
14970 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14971 * cgraph.h (struct inline_summary): New filed self_wize,
14972 size_inlining_benefit, self_time and time_inlining_benefit.
14973 (struct cgraph_global_info): Replace insns by time ans size fields.
14974 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14975 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14976 (ipcp_update_callgraph): Do not touch function bodies.
14977 * ipa-inline.c: Include except.h
14978 (MAX_TIME): New constant.
14979 (overall_insns): Remove
14980 (overall_size, max_benefit): New static variables.
14981 (cgraph_estimate_time_after_inlining): New function.
14982 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14983 (cgraph_clone_inlined_nodes): Update size.
14984 (cgraph_mark_inline_edge): Update size.
14985 (cgraph_estimate_growth): Use size info.
14986 (cgraph_check_inline_limits): Check size.
14987 (cgraph_default_inline_p): Likewise.
14988 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14989 (cgraph_decide_recursive_inlining): Check size.
14990 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14992 (cgraph_decide_inlining): Likewise.
14993 (cgraph_decide_inlining_incrementally): Likewise; honor
14994 PARAM_EARLY_INLINING_INSNS.
14995 (likely_eliminated_by_inlining_p): New predicate.
14996 (estimate_function_body_sizes): New function.
14997 (compute_inline_parameters): Use it.
14998 * except.c (must_not_throw_labels): New function.
14999 * except.h (must_not_throw_labels): Declare.
15000 * tree-inline.c (init_inline_once): Kill inlining_weigths
15001 * tree-ssa-structalias.c: Avoid uninitialized warning.
15002 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15003 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15004 (PARAM_INLINE_CALL_COST): Remove.
15005 (PARAM_EARLY_INLINING_INSNS): New.
15006 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
15007 (inline-call-cost): Remove.
15008 (early-inlining-insns): New.
15010 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
15012 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
15014 (print_int_cst_bounds_in_octal_p): Likewise.
15015 (dbxout_type): Adjust calls to above functions. Be prepared to deal
15017 * dwarf2out.c (base_type_die): Likewise.
15018 (is_subrange_type): Delete.
15019 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
15020 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
15021 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
15022 if the destination type is boolean.
15023 (build_range_check): Do not special-case subtypes.
15024 (fold_sign_changed_comparison): Likewise.
15025 (fold_unary): Likewise.
15026 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
15027 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
15028 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
15029 * tree.c (subrange_type_for_debug_p): New predicate based on the
15030 former is_subrange_type.
15031 * tree.h (subrange_type_for_debug_p): Declare.
15032 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
15033 (convert_affine_scev): Remove call to above function.
15034 (chrec_convert_aggressive): Likewise.
15035 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
15036 false for conversions involving subtypes.
15037 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
15038 (vrp_val_min): Likewise.
15039 (needs_overflow_infinity): Likewise.
15040 (extract_range_from_unary_expr): Likewise.
15042 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
15044 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15045 * config/frv/frv.c: Likewise.
15046 * config/s390/s390.c: Likewise.
15047 * config/sparc/sparc.h: Likewise.
15048 * config/i386/i386.h: Likewise.
15049 * config/i386/i386.c: Likewise.
15050 * config/crx/crx.c: Likewise.
15051 * config/m68hc11/m68hc11.h: Likewise.
15052 * config/iq2000/iq2000.c: Likewise.
15053 * config/mn10300/mn10300.h: Likewise.
15054 * config/mn10300/mn10300.c: Likewise.
15055 * config/m68k/m68k.c: Likewise.
15056 * config/rs6000/rs6000.c: Likewise.
15057 * config/rs6000/xcoff.h: Likewise.
15058 * config/rs6000/linux64.h: Likewise.
15059 * config/rs6000/sysv4.h: Likewise.
15060 * config/score/score3.c: Likewise.
15061 * config/score/score7.c: Likewise.
15062 * config/score/score.c: Likewise.
15063 * config/arm/arm.md: Likewise.
15064 * config/mips/mips.c: Likewise.
15065 * config/mips/mips.md: Likewise.
15066 * config/bfin/bfin.h: Likewise.
15067 * config/pa/pa.c: Likewise.
15068 * config/pa/constraints.md: Likewise.
15070 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
15071 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
15072 * config/pdp11/pdp11.h: Use memory_address_p instead.
15074 2009-05-14 Ian Lance Taylor <iant@google.com>
15076 * passes.c (finish_optimization_passes): Change i to int.
15077 * plugin.c (plugins_active_p): Change event to int.
15078 (dump_active_plugins): Likewise.
15079 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
15081 * tree.c (tree_range_check_failed): Change c to unsigned int.
15082 (omp_clause_range_check_failed): Likewise.
15083 (build_common_builtin_nodes): Change mode to int. Add cast.
15084 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
15085 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
15087 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
15088 ++ or -- with a variable of enum type.
15090 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15093 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
15095 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15097 * store-motion.c: Do not include params.h
15098 * Makefile.in: Fix dependencies for various files.
15100 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15102 * auto-inc-dec.c: Fix pass description, remove apparent
15103 accidental duplication.
15105 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
15107 PR middle-end/40147
15108 * ipa-utils.h (memory_identifier_string): Moved to ...
15109 * tree.h (memory_identifier_string): Here. Add GTY(()).
15111 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15113 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
15114 in the former documentation of...
15115 (GO_IF_LEGITIMATE_ADDRESS): ... this.
15116 * ira-conflicts.c (get_dup_num): Use address_operand.
15117 * targhooks.c (default_legitimate_address_p): New.
15118 * targhooks.h (default_legitimate_address_p): New.
15119 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
15121 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
15122 * target.h (struct target): Add legitimate_address_p.
15123 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
15124 (TARGET_INITIALIZER): Include it.
15126 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15127 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
15128 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
15129 (TARGET_LEGITIMATE_ADDRESS_P): New.
15131 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15132 (REG_OK_STRICT_P): Delete.
15133 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
15134 (frv_legitimate_address_p_1): ... this.
15135 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
15136 (frv_legitimate_address_p_1): ... the renamed old
15137 frv_legitimate_address_p.
15138 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
15139 (TARGET_LEGITIMATE_ADDRESS_P): New.
15141 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15142 * config/s390/s390-protos.h (legitimate_address_p): Remove.
15143 * config/s390/s390.c (legitimate_address_p): Rename to...
15144 (s390_legitimate_address_p): ... this, make static.
15145 (legitimize_address): Adjust call.
15146 (TARGET_LEGITIMATE_ADDRESS_P): New.
15147 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
15149 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15150 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
15151 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
15152 (TARGET_LEGITIMATE_ADDRESS_P): New.
15154 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15155 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
15156 * config/spu/spu.c (spu_legitimate_address): Rename to...
15157 (spu_legitimate_address_p): ... this, make static.
15158 (TARGET_LEGITIMATE_ADDRESS_P): New.
15160 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15161 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
15162 * config/sparc/sparc.c (legitimate_address_p): Rename to...
15163 (sparc_legitimate_address_p): ... this, make static and return bool.
15164 (legitimize_address): Adjust call.
15165 (TARGET_LEGITIMATE_ADDRESS_P): New.
15167 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15168 * config/i386/i386-protos.h (legitimate_address_p): Remove.
15169 * config/i386/i386.c (legitimate_address_p): Rename to...
15170 (ix86_legitimate_address_p): ... this, make static.
15171 (constant_address_p): Move after it, adjust call.
15172 (TARGET_LEGITIMATE_ADDRESS_P): New.
15174 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15175 * config/avr/avr-protos.h (legitimate_address_p): Remove.
15176 * config/avr/avr.c (legitimate_address_p): Rename to...
15177 (avr_legitimate_address_p): ... this, make static.
15178 (legitimize_address): Adjust call.
15179 (TARGET_LEGITIMATE_ADDRESS_P): New.
15181 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15182 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
15183 * config/crx/crx.c (crx_legitimate_address_p): Make static.
15184 (TARGET_LEGITIMATE_ADDRESS_P): New.
15186 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15187 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
15188 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
15189 (TARGET_LEGITIMATE_ADDRESS_P): New.
15191 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15192 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
15194 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
15196 (TARGET_LEGITIMATE_ADDRESS_P): New.
15198 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15199 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
15201 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
15203 (m68hc11_legitimate_address_p): ... this, make static.
15204 (go_if_legitimate_address_internal): Rename to...
15205 (m68hc11_legitimate_address_p_1): ... this.
15206 (legitimize_address): Adjust call.
15207 (TARGET_LEGITIMATE_ADDRESS_P): New.
15209 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15210 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
15211 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
15212 (TARGET_LEGITIMATE_ADDRESS_P): New.
15214 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15215 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
15216 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
15217 (mn10300_legitimate_address_p): ... this, make static.
15218 (TARGET_LEGITIMATE_ADDRESS_P): New.
15220 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15221 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
15222 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
15223 (TARGET_LEGITIMATE_ADDRESS_P): New.
15225 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15226 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
15227 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
15228 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15229 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
15230 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
15231 (rs6000_legitimate_address_p): ... this, make static.
15232 (TARGET_LEGITIMATE_ADDRESS_P): New.
15233 (REG_MODE_OK_FOR_BASE_P): Delete.
15234 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
15236 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15237 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
15239 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
15240 static, adjust types.
15241 (TARGET_LEGITIMATE_ADDRESS_P): New.
15243 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15244 * config/score/score.c (score_address_p): Rename to...
15245 (score_legitimate_address_p): ... this.
15246 (TARGET_LEGITIMATE_ADDRESS_P): New.
15247 * config/score/score3.c (score3_address_p): Rename to...
15248 (score3_legitimate_address_p): ... this.
15249 * config/score/score7.c (score7_address_p): Rename to...
15250 (score7_legitimate_address_p): ... this.
15252 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
15253 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
15254 GO_IF_LEGITIMATE_ADDRESS): Delete.
15255 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
15256 thumb2_legitimate_address_p): Delete.
15257 (arm_legitimate_address_p): Rename to...
15258 (arm_legitimate_address_outer_p): ... this.
15259 * config/arm/constraints.md ("Uq"): Adjust call.
15260 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
15261 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
15263 (arm_legitimate_address_outer_p): ... this.
15264 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
15266 (TARGET_LEGITIMATE_ADDRESS_P): New.
15268 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15269 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
15270 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
15271 (TARGET_LEGITIMATE_ADDRESS_P): New.
15273 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15274 * config/vax/vax-protos.h (legitimate_address_p): Remove.
15275 * config/vax/vax.c (legitimate_address_p): Rename to...
15276 (vax_legitimate_address_p): ... this, make static.
15277 (TARGET_LEGITIMATE_ADDRESS_P): New.
15279 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15280 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
15281 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
15282 (TARGET_LEGITIMATE_ADDRESS_P): New.
15284 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15285 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
15286 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
15287 (mmix_legitimate_address_p): ... this, make static.
15288 (TARGET_LEGITIMATE_ADDRESS_P): New.
15290 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15291 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
15292 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
15293 (TARGET_LEGITIMATE_ADDRESS_P): New.
15295 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15297 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
15298 of MODE_COMPLEX_INT.
15300 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15302 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
15303 LCT_NORMAL in function call.
15304 * mips-tdump.c (print_file_desc): Add cast to enum type.
15305 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
15306 (mark_stabs): Add casts to enum types.
15307 (parse_stabs_common): Add casts to enum types.
15309 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15311 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
15312 Check for invalid values of LETTER.
15314 2009-05-13 Taras Glek <tglek@mozilla.com>
15316 * attribs.c (register_attribute): moved out attribute registration
15317 into register_attribute.
15318 * doc/plugins.texi: Documented register_attribute and
15320 * gcc-plugin.h: Added forward decl for register_attribute.
15321 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
15322 * plugin.c (register_callback, invoke_plugin_callbacks): Added
15323 PLUGIN_ATTRIBUTES boilerplate.
15325 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
15327 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
15328 values even in sentinel and empty entries.
15329 (ms_printf_flag_specs): Likewise.
15330 (ms_scanf_flag_specs): Likewise.
15331 (ms_strftime_flag_specs): Likewise.
15332 (ms_print_char_table): Likewise.
15333 (ms_scan_char_table): Likewise.
15334 (ms_time_char_table): Likewise.
15336 2009-05-13 Doug Kwan <dougkwan@google.com>
15338 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
15340 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15342 * config/mips/mips.md (store): Add attributes for QI and HI.
15344 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
15345 (truncdi<mode>2): ... this new pattern.
15347 2009-05-13 Brad Hards <bradh@kde.org>
15349 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
15351 2009-05-14 Jakub Jelinek <jakub@redhat.com>
15352 Ben Elliston <bje@au.ibm.com>
15354 PR middle-end/40035
15355 * dse.c (check_mem_read_rtx): Guard against width == -1.
15357 2009-05-13 Michael Matz <matz@suse.de>
15359 PR middle-end/39976
15360 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
15361 (trivially_conflicts_p): New function.
15362 (insert_backedge_copies): Use it.
15364 2009-05-13 Janis Johnson <janis187@us.ibm.com>
15366 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
15367 (handle_stdc_pragma): Use new enum constant names.
15368 (handle_pragma_float_const_decimal64): Ditto.
15370 2009-05-13 Ian Lance Taylor <iant@google.com>
15372 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
15375 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
15377 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
15378 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
15380 * config/m68k/m68k.h (FL_UCLINUX): Define.
15382 2009-05-13 Jan Hubicka <jh@suse.cz>
15384 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
15386 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15388 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
15389 unless -fschedule-insns is specified.
15391 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15394 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
15395 TARGET_EXPAND_CBRANCHDI4.
15396 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
15397 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
15398 (cmpeqdi): Fix comment.
15400 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15402 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
15403 (sh_legitimate_address_p): Likewise.
15404 * config/sh/sh.c (sh_legitimate_index_p): New.
15405 (sh_legitimate_address_p): Likewise.
15406 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
15407 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
15408 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
15409 (MAYBE_BASE_REGISTER_RTX_P): New macro.
15410 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
15411 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
15412 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
15413 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
15414 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
15416 2009-05-12 Jan Hubicka <jh@suse.cz>
15418 * tree-inline.c (estimate_operator_cost): Add operands;
15419 when division happens by constant, it is cheap.
15420 (estimate_num_insns): Loads and stores are not having cost of 0;
15421 EH magic stuff is cheap; when computing runtime cost of switch,
15422 use log2 base of amount of its cases; builtin_expect has cost of 0;
15423 compute cost for moving return value of call.
15424 (init_inline_once): Initialize time_based flags.
15425 * tree-inline.h (eni_weights_d): Add time_based flag.
15427 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15429 * df-core.c: Update head documentation.
15431 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15434 * rs6000.c (rs6000_generate_compare): Use op1b instead of
15435 shadowing exisiting variable op1.
15437 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
15440 * config/i386/driver-i386.c (processor_signatures): New enum.
15441 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
15442 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
15443 processor signature to detect geode processor.
15445 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15449 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15451 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15452 causes spurious differences between trunk and cond-optab branch.
15454 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15456 * dojump.c (compare_from_rtx): Delete.
15457 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
15458 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
15459 if the comparison does not satisfy the predicate; test predicates for
15460 operands 2 and 3 of a cstore pattern. Don't try cstore optab
15461 further if one existing pattern fails.
15462 * expr.h (compare_from_rtx): Delete.
15463 (prepare_operand): Declare it.
15464 * optabs.c: Change "lib call" to "libcall" throughout.
15465 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
15466 HAVE_conditional_trap, emit_cmp_insn): Delete.
15467 (can_compare_p): Delete cmp_optab case.
15468 (prepare_float_lib_cmp): Return an rtx and a machine mode.
15469 Accept other parameters by value.
15470 (prepare_operand): Make non-static.
15471 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
15472 other parameters by value. Try to widen operands here based on
15473 an optab_methods argument and looking at cbranch_optab.
15474 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
15475 loop. Use cbranch_optab directly.
15476 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15477 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15479 (emit_conditional_move, emit_conditional_add): Inline what's needed
15480 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15481 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15482 with COMPARE. Move cmov_optab and cstore_optab above
15483 with cbranch_optab, move cmp_optab down with ucmp_optab,
15484 remove tst_otpab. Do not initialize trap_rtx.
15485 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15486 for trap code. Do not check HAVE_conditional_trap. Use
15487 prepare_cmp_insn. Accept no predicate for operand 3.
15488 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15489 (OTI_ctrap, ctrap_optab): New.
15490 (tst_optab): Delete.
15491 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15492 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15493 with lookup of ctrap_optab.
15494 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15496 (ctrap_optab): New.
15498 * combine.c (combine_simplify_rtx, simplify_set): Do not
15499 special case comparing against zero for cc0 machines.
15500 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15501 COMPARE on cc0 machines.
15502 (simplify_relational_operation): Return a new expression when
15503 a COMPARE could be removed.
15504 * final.c (final_scan_insn): Compare cc_status values
15505 against LHS of a (compare FOO (const_int 0)) cc0 source.
15506 Also check if cc_status.value is the full compare.
15508 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15509 (cstoreMM4): Document.
15510 (conditional_trap): Document ctrapMM4 instead.
15511 (sync_compare_and_swapMM): Refer to cbranchcc4.
15512 (Dependent Patterns): Eliminate obsolete information referring to
15513 the old jump optimization phase.
15514 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15515 of compares with 0 on cc0 machines.
15516 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15517 avoiding references to cc0. Remove text about storing operands
15519 * doc/tm.texi (Condition Codes): Include blurb on different
15520 condition code representations, separate into subsections for
15521 CC0, MODE_CC and conditional execution.
15523 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15524 alpha_emit_setcc): Accept operands and a machine mode.
15525 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15526 Get code/op0/op1 from operands, use machine mode argument
15527 instead of alpha_compare.fp_p. Emit the branch here.
15528 (alpha_emit_setcc): Likewise, and return boolean.
15529 (alpha_emit_conditional_move): Likewise. Assert that
15530 cmp_op_mode == cmp_mode, and simplify accordingly.
15531 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15532 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15533 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15535 (stack probe test): Use cbranchdi4.
15536 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15538 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15539 * config/arc/arc.h (movsicc, movsfcc): Use it.
15540 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15541 (cbranchsi4, cstoresi4): New.
15542 (cmpsi, bCC and sCC expanders): Remove.
15544 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15545 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15546 * config/arm/predicates.md (arm_comparison_operator): Only include
15547 floating-point operators if there is a hardware floating-point unit.
15548 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15549 deferring to cbranch_cc and cstore_cc respectively.
15550 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15551 cbranch_cc, cstore_cc): New.
15552 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15554 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15556 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15557 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15559 (adjust_insn_length): Adjust calls.
15560 (avr_reorg): Handle (compare (foo) (const_int 0)).
15561 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15562 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15563 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15564 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15566 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15567 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15569 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15570 (cbranchsi4, cstorebi4, cstoresi4): New.
15571 (movbisi): This insn is duplicate, split it to zero_extend.
15572 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15573 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15574 (bfin_optimize_loop): Use cbranch expander.
15575 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15576 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15577 (bfin_bimode_comparison_operator): ... this.
15578 (bfin_direct_comparison_operator): New.
15580 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15581 inside (compare FOO (const_int 0)).
15582 (cris_rtx_costs): Handle ZERO_EXTRACT.
15583 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15584 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15585 (*tstdi_v32): Delete.
15586 (*cmpdi_non_v32): Add M alternative for operand 1.
15587 (cmpsi, cmp<mode>): Make private.
15588 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15590 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15592 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15593 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15594 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15595 (cc_reg_operand): New.
15596 (any_cond): Delete.
15597 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15598 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15599 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15600 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15601 crx_expand_scond): Delete.
15603 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15605 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15606 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15608 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15609 cstoresi4, cstoresf4, cstoredf4): New.
15610 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15611 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15612 Receive the entire operands array.
15613 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15614 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15615 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15616 Get test/op0/op1 from the operands array.
15617 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15619 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15620 (h8300_expand_store): New.
15621 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15623 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15624 (h8300_expand_store): New.
15625 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15626 or do not try to produce (set (cc0) REG).
15627 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15628 change a compare into a move to a scratch register. Disable some
15629 peepholes when comparing with zero.
15630 (tstsi, tsthi, tstsi, cmpqi): Make private.
15632 (bCC, sCC): Delete.
15633 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15636 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15637 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15638 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15639 (ix86_emit_i387_log1p): Use cbranchxf2.
15640 (ix86_expand_setcc): Return void.
15641 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15642 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15643 cmp<MODEF>, cmpcc): Remove.
15644 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15645 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15646 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15647 (sCC and bCC expanders): Remove.
15648 (stack_protect_test): Use cbranchcc4.
15650 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15652 (ia64_expand_compare): Accept three rtx by reference and return void.
15653 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15654 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15655 from *expr. Update *expr with the BImode comparison to do.
15656 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15657 cmptf, bCC, sCC, conditional_trap): Delete.
15658 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15659 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15660 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15661 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15662 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15664 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15665 type of last argument.
15666 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15667 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15668 use machine mode argument instead of branch_type. Remove dead
15669 code for floating-point comparisons.
15670 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15671 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15673 (cbranchsi4, cstoresi4): New.
15674 * config/iq2000/predicates.md (reg_or_const_operand): New.
15676 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15677 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15678 (b<code>_op): Rewrite to...
15679 (bcc_op): ... this, using match_operator.
15680 (s<code>_op): Rewrite to...
15681 (scc_op): ... this, using match_operator.
15682 (s<code>_24_op): Rewrite to...
15683 (scc_op_24): ... this, using match_operator.
15684 (s<code>_<mode>): Rewrite to...
15685 (cstore<mode>4): ... this, using match_operator.
15686 (s<code>_<mode>_24): Rewrite to...
15687 (cstore<mode>4_24): ... this, using match_operator.
15688 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15689 m32c_unpend_compare, m32c_expand_scc): Delete.
15690 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15691 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15692 (m32c_expand_movcc): Change NE to EQ if necessary.
15693 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15695 * config/m32r/m32r-protos.h (gen_cond_store): New.
15696 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15697 (gen_cond_store): New, from sCC patterns.
15698 (m32r_expand_block_move): Use cbranchsi4.
15699 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15700 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15701 (cbranchsi4, cstoresi4): New.
15703 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15705 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15706 (m68hc11_notice_update_cc): Look into a compare with 0.
15707 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15709 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15710 cmphi, cmpqi, bCC): Delete.
15711 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15712 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15713 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15716 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15717 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15718 * config/m68k/constraints.md (H): New.
15719 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15720 the define_insn below.
15721 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15722 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15723 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15724 patterns): Wrap RHS with COMPARE.
15725 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15726 (*cmpdi_internal): Name this pattern.
15727 (cmpdi): Change to define_insn.
15728 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15729 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15730 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15732 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15733 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15734 (conditional_trap): Change to...
15735 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15736 (*conditional_trap): Use the ordered_comparison_operator and
15737 const1_operand predicates.
15738 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15739 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15740 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15741 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15743 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15744 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15745 (mcore_gen_compare): New.
15746 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15747 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15748 (mcore_gen_compare): ... this.
15749 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15750 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15751 (stack probe pattern): Use cbranchsi4.
15753 * config/mips/predicates.md (mips_cstore_operator): New.
15754 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15755 * config/mips/mips.md (any_cond): Delete.
15756 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15758 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15759 fixuns_truncsfdi2): Use cbranch patterns.
15760 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15761 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15762 Adjust call to mips_expand_conditional_branch.
15763 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15765 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15766 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15767 * config/mips/mips.c (cmp_operands): Delete.
15768 (mips_emit_compare): Get comparison operands from *op0/*op1.
15769 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15770 that it succeeds. Use op0/op1 instead of cmp_operands.
15771 (mips_expand_conditional_branch, mips_expand_conditional_move,
15772 mips_expand_conditional_trap): Likewise.
15773 (mips_block_move_loop): Use cbranch patterns.
15774 * config/mips/mips.h (cmp_operands): Delete.
15776 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15777 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15778 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15779 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15780 (*cmpcc_folded): Rename to...
15781 (*cmpdi_folded): this.
15782 (*cmpcc): Rename to...
15784 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15787 (cbranchdf4): New. Handle invalid comparisons here.
15788 * config/mmix/predicates.md (float_comparison_operator): New.
15790 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15791 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15792 * config/mn10300/mn10300.md (tst): Delete.
15793 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15794 Name these patterns and wrap RHS in a compare.
15795 (*cmpsi): Make this pattern private. Include tst.
15796 (*cmpsf): Make this pattern private.
15797 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15798 (compare with zero peepholes): Likewise.
15800 (cbranchsi4, cbranchsf4): New.
15801 (casesi): Use cbranchsi4.
15803 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15804 hppa_branch_type): Delete.
15805 (return_addr_rtx): Use cbranchsi4.
15806 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15807 Emit CCFPmode comparison here.
15808 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15809 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15810 hppa_branch_type): Delete.
15811 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15812 (movsicc, movdicc): Remove references to hppa_compare_op0,
15813 hppa_compare_op1 and compare_from_rtx.
15814 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15815 (casesi): Use cbranchsi4.
15817 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15818 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15819 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15820 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15821 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15823 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15824 (*branch, *branch_inverted): New.
15826 * config/picochip/picochip.md (cbranchhi4): Use
15827 ordered_comparison_operator.
15828 (cmphi, bCC): Remove.
15830 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15831 (trap_comparison_operator): Delete.
15832 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15833 rs6000_emit_cbranch): Accept mode and operands.
15834 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15835 rs6000_compare_fp_p): Delete.
15836 (rs6000_generate_compare): Accept mode and comparison. Extract code
15837 and op0/op1 from there. Replace references to rs6000_compare_op0
15838 and rs6000_compare_op1.
15839 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15840 extract result from passed operands.
15841 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15842 extract loc from passed operands.
15843 (rs6000_emit_cmove): Likewise.
15844 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15845 rs6000_compare_fp_p): Delete.
15846 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15847 (cbranch<GPR>4, cbranch<FP>4): New.
15848 (cstore<mode>4): New. Consolidate here all choices about when to use
15849 portable or specialized sCC sequences.
15850 (stack_protect_test): Use cbranchsi4.
15851 (conditional_trap): Replace with ctrap<GPR>4.
15852 (conditional trap insn): Replace trap_comparison_operator with
15853 ordered_comparison_operator.
15855 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15856 (s390_emit_prologue): Use ctrap.
15857 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15858 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15859 New predicates replacing...
15860 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15861 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15862 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15863 (add<mode>cc): Do not use s390_compare_op0/op1.
15864 (s<code>): Change to...
15865 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15866 (seq): Change to...
15867 (cstorecc4): ... this. Handle EQ or NE equally.
15868 (*sne): Un-privatize for use in cstorecc4.
15869 (b<code>): Change to...
15870 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15871 (conditional_trap): Replace with...
15872 (ctrap<GPR>4, ctrap<FP>4): ... these.
15873 (stack_protect): Use cbranchcc4.
15875 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15876 * config/score/score-protos.h (score_gen_cmp): Delete.
15877 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15878 (score_block_move-loop): Use cbranchsi4.
15879 * config/score/score.md (cbranchsi4): New.
15880 (cmpsi, bCC): Delete.
15881 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15882 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15883 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15884 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15885 * config/score/score3.h (score3_gen_cmp): Delete.
15886 * config/score/score7.h (score7_gen_cmp): Delete.
15888 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15889 (sh_emit_scc_to_t): ... this. Return void.
15890 (from_compare): Rename to...
15891 (sh_emit_compare_and_branch): ... this.
15892 (sh_emit_compare_and_set): New.
15893 (sh_expand_t_scc): Accept operands.
15894 * config/sh/predicates.md (sh_float_comparison_operator): New.
15895 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15896 (prepare_scc_operands): Rename to...
15897 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15899 (sh_emit_cheap_store_flag): New.
15900 (sh_emit_set_t_insn): New.
15901 (from_compare): Rename to...
15902 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15903 handling of TARGET_SH2E floating point to avoid recursive call.
15904 Generate branch here.
15905 (sh_emit_compare_and_set): New.
15906 (sh_expand_t_scc): Get op0/op1 from arguments.
15907 (sh_emit_cheap_store_flag): New.
15908 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15910 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15911 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15912 (movsicc, movdicc): Do nothing when it recreated operands from
15913 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15914 prepare_scc_operands (now sh_emit_scc_to_t).
15915 (udivdi3): Use cstoresi4.
15916 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15917 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15918 (cbranchint4_media, cbranchfp4_media): New.
15919 (casesi): Use cbranchdi4.
15920 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15922 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15923 (movnegt): Remove second operand.
15924 (cbranchsf4, cbranchdf4): New.
15925 (stack_protect): Use cbranchdi4/cbranchsi4.
15927 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15928 (gen_compare_reg): Accept comparison, extract part of it to...
15929 (gen_compare_reg_1): ... this.
15930 (gen_compare_operator): Delete.
15931 (gen_v9_scc): Accept separate destination, comparison code and arms.
15932 Do not use sparc_compare_op0/sparc_compare_op1.
15933 (emit_scc_insn, emit_conditional_branch_insn): New.
15934 (emit_v9_brxx): Make static. Remove useless assertion.
15935 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15937 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15938 * config/sparc/sparc-protos.h (gen_compare_reg,
15939 sparc_emit_float_lib_cmp): Adjust prototype.
15940 (emit_scc_insn, emit_conditional_branch_insn): New.
15941 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15942 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15943 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15944 iterators to the top.
15945 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15946 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15947 snedi_special_trunc): Delete.
15948 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15949 and snedi_special_trunc.
15950 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15951 cbranchdi4, cbranch<F:mode>4): New.
15952 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15953 here. Use gen_compare_reg instead of gen_compare_operator.
15954 (conditional_trap): Replace with...
15955 (ctrapsi4, ctrapdi4): ... this.
15956 (stack_protect_test): Use cbranchcc4.
15958 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15960 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15961 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15962 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15963 from operands[0] or operands[3] depending on is_set.
15964 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15965 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15966 cmpdf, bCC), sCC: Remove.
15967 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15968 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15970 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15971 spu_emit_branch_or_set.
15973 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15975 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15976 xstormy16_compare_op1): Delete.
15977 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15978 xstormy16_compare_op1): Delete.
15979 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15981 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15982 (cmphi, cmpsi, bCC): Remove.
15984 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15985 (*cmpsi): ... this one.
15986 (cbranchsi4, cstoresi4): New.
15987 (bCC expanders): Delete.
15988 (sCC insns): Fold into...
15989 (*setcc): ... this one.
15990 (casesi): Do not use gen_cmpsi and gen_bgtu.
15991 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15992 (movsicc): Simplify.
15993 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15995 * config/vax/vax-protos.h (cond_name): New.
15996 (vax_output_conditional_branch): Remove.
15997 * config/vax/vax.c (cond_name): New.
15998 (vax_output_conditional_branch): Remove.
15999 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
16000 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
16001 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
16002 (bit<VAXint>): Wrap source with (compare).
16003 (b<code> and following unnamed pattern): Rename to *branch and
16004 *branch_reversed. Change macroization to match_operator.
16005 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
16007 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
16008 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
16009 Change last argument to machine_mode.
16010 (xtensa_expand_scc): Add machine_mode argument.
16011 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
16012 (gen_conditional_move, xtensa_expand_conditional_branch,
16013 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
16014 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
16015 Adjust operand numbers.
16016 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
16018 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
16019 (cmpsi, cmpsf, b<code>, s<code>): Delete.
16020 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
16022 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16024 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16025 causes spurious differences between trunk and cond-optab branch.
16027 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16030 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
16032 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16034 * tree.c (iterative_hash_pointer): Delete.
16035 (iterative_hash_expr): Short-circuit handling of NULL pointer.
16036 Hash UIDs and versions of SSA names. Don't special-case built-in
16037 function declarations.
16039 2009-05-11 Ian Lance Taylor <iant@google.com>
16042 * graphite.c: Force -Wc++-compat to only be a warning before
16043 #including "cloog/cloog.h".
16045 2009-05-11 Martin Jambor <mjambor@suse.cz>
16047 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
16049 2009-05-11 Jan Hubicka <jh@suse.cz>
16051 * tree-ssa-loop-ivcanon.c: Include target.h
16052 (struct loop_size): new structure.
16053 (constant_after_peeling): New predicate.
16054 (tree_estimate_loop_size): New function.
16055 (estimated_unrolled_size): Rewrite for new estimates.
16056 (try_unroll_loop_completely): Use new estimates.
16057 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
16059 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16061 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
16062 libcpp interface change.
16063 (spu_macro_to_expand): Likewise.
16065 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
16067 PR tree-optimization/40026
16068 * gimplify.c (gimplify_init_constructor): Change initial conditional
16069 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
16070 optimize_compound_literals_in_ctor.
16072 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
16074 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
16076 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
16078 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
16080 * tree-vect-data-refs.c (vect_analyze_group_access): Use
16081 HOST_WIDE_INT for gap.
16083 2009-05-11 Ira Rosen <irar@il.ibm.com>
16085 PR tree-optimization/40074
16086 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
16087 account in group size and step comparison.
16089 2009-05-11 Richard Guenther <rguenther@suse.de>
16091 * passes.c (init_optimization_passes): Strip now incorrect comment.
16092 (execute_function_todo): Do not set PROP_alias.
16093 * tree-pass.h (PROP_alias): Remove.
16094 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
16095 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
16096 * tree-nrv.c (pass_return_slot): Likewise.
16097 * tree-object-size.c (pass_object_sizes): Likewise.
16098 * tree-ssa-dom.c (pass_dominator): Likewise.
16099 (pass_phi_only_cprop): Likewise.
16100 * tree-ssa-dse.c (pass_dse): Likewise.
16101 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
16102 (pass_cselim): Likewise.
16103 * tree-ssa-pre.c (pass_pre): Likewise.
16104 (pass_fre): Likewise.
16105 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
16106 * tree-ssa-sink.c (pass_sink_code): Likewise.
16107 * tree-stdarg.c (pass_stdarg): Likewise.
16108 * tree-tailcall.c (pass_tail_calls): Likewise.
16109 * tree-vrp.c (pass_vrp): Likewise.
16111 2009-05-10 Ian Lance Taylor <iant@google.com>
16113 * basic-block.h (enum profile_status): Break out of struct
16114 control_flow_graph.
16115 * cgraph.h (struct inline_summary): Break out of struct
16117 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
16118 of struct cgraph_order_sort.
16119 * combine.c (enum undo_kind): New enum, broken out of struct undo.
16120 * cse.c (struct branch_path): Break out of struct
16121 cse_basic_block_data.
16122 * except.h (enum eh_region_type): Break out of struct eh_region.
16123 * gcc.c (enum add_del): Break out of struct modify_target.
16124 * genrecog.c (enum decision_type): Break out of struct decision_test.
16125 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
16127 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
16128 * regmove.c (enum match_use): New enum, broken out of struct match.
16129 * sched-int.h (enum post_call_group): New enum, broken out of
16131 (struct deps_reg): Break out of struct deps.
16132 * target.h (struct asm_int_op): Break out of struct gcc_target.
16133 * tree-eh.c (struct goto_queue_node): Break out of struct
16135 * tree-inline.h (enum copy_body_cge_which): Break out of
16137 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
16139 * c-decl.c (in_struct, struct_types): New static variables.
16140 (pushtag): Add loc parameter. Change all callers.
16141 (lookup_tag): Add ploc parameter. Change all callers.
16142 (check_compound_literal_type): New function.
16143 (parser_xref_tag): Add loc parameter. Change all callers. If
16144 -Wc++-compat, warn about struct/union/enum types defined within a
16146 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
16147 and loc parameters. Change all callers. Change error calls to
16148 error_at, using loc. For a redefinition, if the location of the
16149 original definition is known, report it. Set in_struct and
16150 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
16151 (finish_struct): Add new parameters enclosing_in_struct and
16152 enclosing_struct_types. Change all callers. Set
16153 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
16154 in the struct. If in a struct, add this struct to struct_types.
16155 (start_enum): Add loc parameter. Change all callers. Use
16156 error_at for errors, using loc. For a redefinition, if the
16157 location of the original definition is known, report it. If in a
16158 struct, add this enum type to struct_types. If -Wc++-compat warn
16159 if in sizeof, typeof, or alignof.
16160 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
16161 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
16162 (c_parser_enum_specifier): Get enum location for start_enum.
16163 (c_parser_struct_or_union_specifier): Get struct location for
16164 start_struct. Save in_struct and struct_types status between
16165 start_struct and finish_struct.
16166 (c_parser_cast_expression): Get location of cast.
16167 (c_parser_alignof_expression): Get location of type.
16168 (c_parser_postfix_expression): Likewise.
16169 (c_parser_postfix_expression_after_paren_type): Add type_loc
16170 parameter. Change all callers. Call check_compound_literal_type.
16171 Use type_loc for error about variable size type.
16172 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
16173 of an enum constant from an enum type defined in a struct or union.
16174 (c_cast_expr): Add loc parameter. Change all callers. If
16175 -Wc++-compat, warn about defining a type in a cast.
16176 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
16177 (start_enum, start_struct, finish_struct): Update declarations.
16178 (parser_xref_tag, c_cast_expr): Update declarations.
16179 (check_compound_literal_type): Declare.
16181 2009-05-11 Ben Elliston <bje@au.ibm.com>
16183 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
16184 for recent libcpp interface change.
16185 (rs6000_macro_to_expand): Likewise.
16187 2009-05-10 Michael Matz <matz@suse.de>
16190 * config/arm/arm.c (require_pic_register): Emit on entry edge,
16191 not at entry of function.
16193 2009-05-10 Richard Guenther <rguenther@suse.de>
16195 PR tree-optimization/40081
16197 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16198 using the main variant of the element type. Do not fiddle with
16199 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16201 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
16202 structs with volatile fields.
16204 2009-05-10 Jan Hubicka <jh@suse.cz>
16206 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
16207 (estimate_move_cost): Assert that it does not get called for
16209 (estimate_num_insns): Skip VOID types in argument handling.
16210 (optimize_inline_calls): Delete unreachable blocks and verify that
16211 callgraph is valid.
16213 2009-05-10 Jan Hubicka <jh@suse.cz>
16215 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
16216 * cgraph.c (cgraph_mark_address_taken_node): New function.
16217 (dump_cgraph_node): Dump new flag.
16218 * cgraph.h (struct cgraph_node): Add address_taken.
16219 (cgraph_mark_address_taken_node): New function.
16220 * ipa.c (cgraph_postorder): Prioritize functions with address taken
16221 since new direct calls can be born.
16223 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16225 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
16226 tok->val.node.node.
16228 2009-05-10 Jan Hubicka <jh@suse.cz>
16230 PR middle-end/40084
16231 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
16233 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
16234 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
16235 * tree-inline.c (copy_bb): Set frequency correctly.
16236 (fold_marked_statements): Update call to
16237 cgraph_update_edges_for_call_stmt.
16239 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16241 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
16242 identifiers in diagnostics.
16243 * config/arm/arm.c (arm_handle_fndecl_attribute,
16244 arm_handle_isr_attribute): Likewise.
16245 * config/avr/avr.c (avr_handle_progmem_attribute,
16246 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
16247 * config/bfin/bfin.c (handle_int_attribute,
16248 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
16249 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
16250 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
16252 * config/darwin.c (darwin_handle_kext_attribute,
16253 darwin_handle_weak_import_attribute): Likewise.
16254 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
16255 h8300_handle_eightbit_data_attribute,
16256 h8300_handle_tiny_data_attribute): Likewise.
16257 * config/i386/i386.c (ix86_handle_cconv_attribute,
16258 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
16259 * config/i386/winnt.c (ix86_handle_shared_attribute,
16260 ix86_handle_selectany_attribute): Likewise.
16261 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
16262 * config/m32c/m32c.c (function_vector_handler): Likewise.
16263 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
16264 m68hc11_handle_fntype_attribute): Likewise.
16265 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
16266 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
16267 * config/mips/mips.c (mips_insert_attributes,
16268 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
16269 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
16270 rs6000_handle_struct_attribute): Likewise.
16271 * config/sh/sh.c (sh_insert_attributes,
16272 sh_handle_resbank_handler_attribute,
16273 sh_handle_interrupt_handler_attribute,
16274 sh2a_handle_function_vector_handler_attribute,
16275 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
16277 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
16278 * config/spu/spu.c (spu_handle_fndecl_attribute,
16279 spu_handle_vector_attribute): Likewise.
16280 * config/stormy16/stormy16.c
16281 (xstormy16_handle_interrupt_attribute): Likewise.
16282 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
16283 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
16285 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16287 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
16288 (pp_translate_identifiers): New.
16289 (pp_identifier): Only conditionally translate identifier to locale
16291 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
16292 (pp_base_tree_identifier): Only conditionally translate identifier
16293 to locale character set.
16294 * c-pretty-print.c (M_): Define.
16295 (pp_c_type_specifier, pp_c_primary_expression): Mark English
16296 fragments for conditional translation with M_.
16297 * tree-pretty-print.c (maybe_init_pretty_print): Disable
16298 identifier translation.
16300 2009-05-10 Richard Guenther <rguenther@suse.de>
16302 PR tree-optimization/40081
16303 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16304 using the main variant of the element type. Do not fiddle with
16305 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16307 2009-05-09 Jan Hubicka <jh@suse.cz>
16309 PR middle-end/40080
16310 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
16311 indirect calls; verify cgraph afterwards.
16313 2009-05-09 Jan Hubicka <jh@suse.cz>
16316 * ipa.c (update_inlined_to_pointer): New function.
16317 (cgraph_remove_unreachable_nodes): Use it.
16319 2009-05-09 Jan Hubicka <jh@suse.cz>
16321 * tree-eh.c (struct leh_state): Remove prev_try.
16322 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
16323 not track prev_try.
16324 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
16325 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
16326 remove_eh_handler_and_replace, foreach_reachable_handler,
16327 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
16328 * except.h (struct eh_region): Remove eh_region_u_cleanup.
16329 (gen_eh_region_cleanup): Update prototype.
16331 2009-05-09 Jan Hubicka <jh@suse.cz>
16333 PR middle-end/40043
16334 * except.c (copy_eh_region): Always set prev_try.
16335 (redirect_eh_edge_to_label): Find outer try.
16336 (foreach_reachable_handler): When looking for prev try
16337 handle case where previous try is not going to be taken.
16339 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16341 PR tree-optimization/40049
16342 * tree-vect-stmts.c (vectorizable_operation): If the machine has
16343 only vector/vector shifts, convert the type of the constant to the
16344 appropriate type to avoid building incorrect trees, which
16345 eventually have problems with garbage collection.
16347 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16349 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
16350 -1 for complex floating-point types if honoring signed zeros.
16352 2009-05-08 Jan Hubicka <jh@suse.cz>
16354 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
16355 argument; handle correctly when profile is absent.
16356 (build_cgraph_edges): Update.
16357 (rebuild_cgraph_edges): Update.
16358 * cgraph.c: Do not include varray.h.
16359 (cgraph_set_call_stmt_including_clones): New function.
16360 (cgraph_create_edge_including_clones): Likewise
16361 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
16362 (cgraph_update_edges_for_call_stmt): Handle clones.
16363 (cgraph_remove_node): Handle clone tree.
16364 (cgraph_remove_node_and_inline_clones): New function.
16365 (dump_cgraph_node): Dump clone tree.
16366 (cgraph_clone_node): Handle clone tree.
16367 (clone_function_name): Bring here from tree-inline.c.
16368 (cgraph_create_virtual_clone): New function.
16369 * cgraph.h (ipa_replace_map): Move here from ipa.h.
16370 (cgraph_clone_info): New function.
16371 (strut cgraph_node): Add clone_info and new clone tree pointers.
16372 (cgraph_remove_node_and_inline_clones,
16373 cgraph_set_call_stmt_including_clones,
16374 cgraph_create_edge_including_clones,
16375 cgraph_create_virtual_clone): Declare.
16376 (cgraph_function_versioning): Use VEC argument.
16377 (compute_call_stmt_bb_frequency): Update prototype.
16378 (cgraph_materialize_all_clones): New function.
16379 * ipa-cp.c (ipcp_update_cloned_node): Remove.
16380 (ipcp_create_replace_map): Update to VECtors.
16381 (ipcp_update_callgraph): Use virtual clones.
16382 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
16383 (ipcp_update_profiling): Do not update local profiling.
16384 (ipcp_insert_stage): Use VECtors and virtual clones.
16385 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
16386 (clone_of_p): New function.
16387 (cgraph_preserve_function_body_p): Use clone tree.
16388 (cgraph_optimize): Materialize clones.
16389 (cgraph_function_versioning): Update for VECtors.
16390 (save_inline_function_body): Use clone tree.
16391 (cgraph_materialize_clone): New function.
16392 (cgraph_materialize_all_clones): Likewise.
16393 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
16394 * ipa.c: Include gimple.h.
16395 (cgraph_remove_unreachable_nodes): Use clone tree.
16396 * ipa-prop.c (ipa_note_param_call): Update call to
16397 compute_call_stmt_bb_frequencycall.
16398 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
16399 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
16400 (copy_bb): Handle updating of clone tree; add new edge when new call
16402 (expand_call_inline): Be strict about every call having edge.
16403 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
16404 (delete_unreachable_blocks_update_callgraph): New function.
16405 (tree_function_versioning): Use VECtors; always remove unreachable
16406 blocks and fold conditionals.
16407 * tree-inline.h: Do not include varray.h.
16408 (tree_function_versioning): Remove.
16409 * Makefile.in (GTFILES): Remove tree-inline.c
16410 * passes.c (do_per_function): Do only functions having body.
16411 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
16414 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
16415 Andrew Morrow <acm@google.com>
16418 * c-common.c (c_common_attribute_table): Permit deprecated
16419 attribute to take an optional argument.
16420 (handle_deprecated_attribute): If the optional argument to
16421 __attribute__((deprecated)) is not a string ignore the attribute
16422 and emit a warning.
16424 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
16425 * c-typeck.c (build_component_ref): Likewise.
16426 (build_external_ref): Likewise.
16428 * toplev.c (warn_deprecated_use): Add an attribute argument.
16429 Emit the message associated with __attribute__((deprecated)).
16431 * toplev.h (warn_deprecated_use): Updated.
16433 * doc/extend.texi: Document new optional parameter to
16434 __attribute__((deprecated))
16436 2009-05-08 Michael Eager <eager@eagercon.com>
16438 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
16439 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
16441 2009-05-08 Richard Guenther <rguenther@suse.de>
16443 PR tree-optimization/40062
16444 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
16445 Avoid exponential behavior.
16447 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16449 PR rtl-optimization/33928
16451 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
16452 process_uses, build_single_def_use_links): New.
16453 (update_df): Update use_def_ref.
16454 (forward_propagate_into): Use get_def_for_use instead of use-def
16456 (fwprop_init): Call build_single_def_use_links and let it initialize
16458 (fwprop_done): Free use_def_ref.
16459 (fwprop_addr): Eliminate duplicate call to df_set_flags.
16460 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
16461 df_rd_simulate_one_insn): New.
16462 (df_rd_bb_local_compute_process_def): Update head comment.
16463 (df_chain_create_bb): Use the new RD simulation functions.
16464 * df.h (df_rd_simulate_artificial_defs_at_top,
16465 df_rd_simulate_one_insn): New.
16466 * opts.c (decode_options): Enable fwprop at -O1.
16467 * doc/invoke.texi (-fforward-propagate): Document this.
16469 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16472 * c-typeck.c (build_binary_op): Handle arithmetic between one real
16473 and one complex operand specially.
16474 * tree-complex.c (some_nonzerop): Do not identify a real value as
16475 zero if flag_signed_zeros.
16477 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16479 PR rtl-optimization/33928
16480 * loop-invariant.c (record_use): Fix && vs. || mishap.
16482 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16484 PR rtl-optimization/33928
16485 * loop-invariant.c (struct use): Add addr_use_p.
16486 (struct def): Add n_addr_uses.
16487 (struct invariant): Add cheap_address.
16488 (create_new_invariant): Set cheap_address.
16489 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16490 (record_uses): Pass df_ref to record_use.
16491 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16494 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16496 * config/sh/sh.c: Do not include c-pragma.h.
16498 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16500 * config/spu/spu.c: Remove include of c-common.h.
16502 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16505 * c-common.h (mark_valid_location_for_stdc_pragma,
16506 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16507 clear_float_const_decimal64, float_const_decimal64_p): New.
16508 * c.opt (Wunsuffixed-float-constants): New.
16509 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16510 unsuffixed float constant, handle new warning.
16511 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16512 * c-decl.c (c_scope): New flag float_const_decimal64.
16513 (set_float_const_decimal64, clear_float_const_decimal64,
16514 float_const_decimal64_p): New.
16515 (push_scope): Set new flag.
16516 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16517 to use STDC pragmas.
16518 (c_parser_external_declaration): Ditto.
16519 (c_parser_compound_statement_nostart): Ditto.
16520 * c-pragma.c (valid_location_for_stdc_pragma,
16521 mark_valid_location_for_stdc_pragma,
16522 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16523 handle_pragma_float_const_decimal64): New.
16524 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16525 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16526 set_float_const_decimal64, clear_float_const_decimal64,
16527 float_const_decimal64_p): New dummy functions.
16528 * doc/extend.texi (Decimal Float): Remove statement that the
16529 pragma, and suffix for double constants, are not supported.
16530 * doc/invoke.texi (Warning Options): List new option.
16531 (-Wunsuffixed-float-constants): New.
16533 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16535 * config/i386/i386.c: Do not include c-common.h.
16537 2009-05-07 Mark Heffernan <meheff@google.com>
16539 * doc/invoke.texi (Debugging Options): Document change of debugging
16541 * opts.c (decode_options): Make dump_base_name relative to
16542 aux_base_name directory.
16544 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16546 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16547 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16549 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16551 * Makefile.in (install-plugin): Simplify a bit.
16553 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16555 * Makefile.in (OBJS-common): Add regcprop.o.
16557 * timevar.def (TV_CPROP_REGISTERS): New.
16558 * regrename.c (regrename_optimize): Return 0.
16559 (rest_of_handle_regrename): Delete.
16560 (pass_rename_registers): Point to regrename_optimize.
16561 (struct value_data_entry, struct value_data,
16562 kill_value_one_regno, kill_value_regno, kill_value,
16563 set_value_regno, init_value_data, kill_clobbered_value,
16564 kill_set_value, kill_autoinc_value, copy_value,
16565 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16566 replace_oldest_value_reg, replace_oldest_value_addr,
16567 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16568 debug_value_data, validate_value_data): Move...
16569 * regcprop.c: ... here.
16570 (rest_of_handle_cprop): Delete.
16571 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16573 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16575 PR middle-end/40057
16576 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16577 GEN_INT for 1 << bitnum.
16578 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16579 build_int_cst_type.
16581 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16583 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16584 Remove wrong description of "nand" operation.
16586 2009-05-06 Richard Guenther <rguenther@suse.de>
16587 Adam Nemet <anemet@caviumnetworks.com>
16589 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16590 comment. Add that if LHS is not a gimple register, then RHS1 has
16591 to be a single object (GIMPLE_SINGLE_RHS).
16593 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16595 * expr.c (get_def_for_expr): Move it up in the file.
16596 (store_field): When expanding a bit-field store, look at the
16597 defining gimple stmt for the masking conversion.
16599 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16601 PR middle-end/39986
16602 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16603 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16604 32-bit memcpy into long.
16606 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16608 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16609 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16611 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16612 instead of appending DW_OP_deref*.
16614 2009-05-06 Michael Matz <matz@suse.de>
16616 PR middle-end/40021
16617 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16618 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16620 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16622 * Makefile.in (install-plugin): Fix srcdir handling.
16624 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16626 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16627 when processing for not_regs_needed bitmap.
16628 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16629 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16630 handling it for rhs.
16632 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16634 * config/i386/i386.md (unnamed inc/dec peephole): Use
16635 optimize_insn_for_size_p instead of optimize_size.
16636 * config/i386/predicates.md (incdec_operand): Likewise.
16637 (aligned_operand): Likewise.
16638 * config/i386/sse.md (divv8sf3): Likewise.
16639 (sqrtv8sf2): Likewise.
16641 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16643 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16645 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16647 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16649 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16650 ssemodesuffixf2c with avxmodesuffixf2c.
16652 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16655 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16657 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16659 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16660 (struct tree_base): Adjust spacing for 8 bit boundaries.
16661 (struct tree_decl_common): Add decl_by_reference_flag bit.
16662 (DECL_BY_REFERENCE): Adjust.
16663 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16664 print DECL_BY_REFERENCE bit.
16665 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16666 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16667 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16668 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16671 PR middle-end/39666
16672 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16673 range of the type, but default label is missing, add it with one
16674 of the existing labels instead of adding a new label for it.
16676 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16680 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16682 * Makefile.in (enable_plugin, plugin_includedir): New.
16683 (install): Depend on install-plugin.
16684 (PLUGIN_HEADERS): New.
16685 (install-plugin): New.
16686 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16688 2009-05-05 Richard Guenther <rguenther@suse.de>
16690 PR tree-optimization/40022
16691 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16693 (phivn_valid_p): Fix tuplification error, simplify.
16694 (phiprop_insert_phi): Add dumps.
16695 (propagate_with_phi): Simplify.
16697 2009-05-05 Richard Guenther <rguenther@suse.de>
16699 PR middle-end/40023
16700 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16702 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16704 * tree.h (strip_float_extensions): Remove duplicate declaration.
16705 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16706 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16707 block_ultimate_origin): Rearrange the declarations line to match the
16708 comment that indicates the .c file which the functions are defined.
16709 (dwarf2out_*, set_decl_rtl): Add comment.
16710 (get_base_address): Adjust comment.
16711 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16712 declarations line and add comment.
16713 (is_builtin_name): Add blank after function name, for clarity.
16715 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16717 * attribs.c (decl_attributes): Use %qE for identifiers in
16719 * cgraphunit.c (verify_cgraph_node): Translate function names to
16720 locale character set in diagnostics.
16721 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16723 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16724 Document that functions are named in UTF-8.
16725 * expr.c (expand_expr_real_1): Translate function names to locale
16726 character set in diagnostics.
16727 * gimplify.c (omp_notice_variable, omp_is_private,
16728 gimplify_scan_omp_clauses): Use %qE for identifiers in
16730 * langhooks.c (lhd_print_error_function): Translate function names
16731 to locale character set.
16732 * langhooks.h (decl_printable_name): Document that return value is
16733 in internal character set.
16734 * stmt.c: Include pretty-print.h
16735 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16737 (resolve_operand_name_1): Translate named operand name to locale
16739 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16741 * toplev.c (announce_function): Translate function names to locale
16743 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16744 (default_tree_printer): Use pp_identifier or translate identifiers
16745 to locale character set. Mark "<anonymous>" for translation.
16746 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16747 for identifiers in diagnostics.
16748 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16750 * varasm.c (output_constructor): Use %qE for identifiers in
16753 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16755 * configure.ac: use ` ` instead of $()
16756 * configure: Regenerate.
16758 2009-05-05 Ben Elliston <bje@au.ibm.com>
16760 * config/pa/linux-atomic.c: Eliminate conditional include of
16761 errno.h on non-LP64 systems to simplify build requirements.
16763 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16765 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16767 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16768 and pass value to identifier_to_locale.
16769 (warn_variable_length_array): Make name a tree.
16770 (grokdeclarator): Separate diagnostic texts for named and unnamed
16771 declarators. Use %qE for named declarators.
16772 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16774 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16775 identifiers in diagnostics.
16776 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16777 identifier_to_locale. Mark "anonymous" strings for translation.
16779 2009-05-04 Michael Eager <eager@eagercon.com>
16781 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16782 address for DImode/DFmode only if double-precision FP regs.
16784 2009-05-04 Michael Eager <eager@eagercon.com>
16786 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16787 TARGET_SINGLE_FLOAT check.
16789 2009-05-04 Michael Eager <eager@eagercon.com>
16791 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16793 2009-05-04 Michael Eager <eager@eagercon.com>
16795 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16796 * config/rs6000/t-xilinx: New
16798 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16800 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16801 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16802 * gcc/explow.c (memory_address): Use target hook.
16803 * gcc/targhooks.c (default_legitimize_address): New.
16804 * gcc/targhooks.h (default_legitimize_address): New.
16805 * gcc/target.h (legitimize_address): New.
16806 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16807 (TARGET_INITIALIZER): Include it.
16808 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16810 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16811 * config/bfin/bfin.c (legitimize_address): Remove.
16812 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16813 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16815 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16816 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16818 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16819 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16820 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16821 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16822 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16823 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16824 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16825 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16826 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16827 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16828 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16829 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16830 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16831 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16832 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16833 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16834 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16835 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16836 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16837 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16838 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16839 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16840 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16842 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16843 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16844 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16845 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16846 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16847 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16848 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16849 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16850 (thumb_legitimize_address): Delete.
16851 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16852 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16853 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16854 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16855 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16856 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16858 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16861 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16862 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16863 * config/m32r/m32r.c (m32r_legitimize_address): New.
16864 * config/m68k/m68k.c (m68k_legitimize_address): New.
16865 * config/score/score.c (score_legitimize_address): Standardize.
16866 * config/score/score3.c (score3_legitimize_address): Standardize.
16867 * config/score/score3.h (score3_legitimize_address): Adjust.
16868 * config/score/score7.c (score7_legitimize_address): Standardize.
16869 * config/score/score7.h (score7_legitimize_address): Adjust.
16870 * config/sh/sh.c (sh_legitimize_address): New.
16871 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16873 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16874 (s390_legitimize_address): ... this.
16875 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16876 (sparc_legitimize_address): ... this.
16877 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16878 (ix86_legitimize_address): ... this.
16879 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16880 (avr_legitimize_address): ... this.
16881 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16882 (mn10300_legitimize_address): ... this.
16883 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16884 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16885 (alpha_expand_mov): Adjust call.
16887 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16888 * config/spu/spu.c (spu_legitimize_address): Likewise.
16889 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16890 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16892 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16894 * intl.c (locale_encoding, locale_utf8): New.
16895 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16896 * intl.h (locale_encoding, locale_utf8): Declare.
16897 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16898 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16900 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16902 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16903 (pp_base_tree_identifier): Declare as function.
16904 (identifier_to_locale): Declare.
16905 * Makefile.in (pretty-print.o): Update dependencies.
16906 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16908 2009-05-04 Richard Guenther <rguenther@suse.de>
16910 PR middle-end/40015
16911 * builtins.c (fold_builtin_memory_op): Do not decay to element
16912 type if the size matches the whole array.
16914 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16916 * expmed.c (synth_mult): When trying out a shift, pass the result
16919 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16921 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16922 (shiftsub1_cost): New.
16923 (init_expmed): Compute shiftsub1_cost.
16924 (synth_mult): Optimize multiplications by constants of the form
16925 -(2^^m-1) for some constant positive integer m.
16927 2009-05-03 Richard Guenther <rguenther@suse.de>
16930 * c-typeck.c (array_to_pointer_conversion): Do not built
16931 ADDR_EXPRs of arrays of pointer-to-element type.
16932 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16933 up wrong ADDR_EXPRs after-the-fact.
16934 * c-common.c (strict_aliasing_warning): Strip pointer
16935 conversions for obtaining the original type.
16936 * builtins.c (fold_builtin_memset): Handle array types.
16937 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16940 2009-05-03 Richard Guenther <rguenther@suse.de>
16942 PR middle-end/23329
16943 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16944 Do not lose casts from array types with unknown extent to array
16945 types with known extent.
16946 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16947 alias set compatibility.
16949 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16951 * flags.h (extra_warnings): Delete.
16952 * toplev.c (process_options): Handle Wuninitialized here.
16953 * opts.c (extra_warnings): Delete.
16954 (set_Wextra): Delete.
16955 (common_handle_option): -Wextra can be handled automatically.
16956 * c-opts.c (c_common_handle_option): Delete obsolete code.
16957 (c_common_post_options): Simplify comment.
16958 * common.opt (W): Add Var.
16960 (Wuninitialized): Initialize to -1.
16962 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16963 Richard Guenther <rguenther@suse.de>
16965 * expr.c (get_def_for_expr): New function.
16966 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16967 SSA rather than trees.
16968 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16969 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16971 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16973 * c-common.c (reswords): Add _Imaginary.
16974 * c-common.c (enum rid): Add RID_IMAGINARY.
16976 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16978 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16979 Patch by Richard Guenther.
16981 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16983 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16984 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16985 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16986 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16987 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16988 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16989 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16990 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16991 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16992 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16993 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16994 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16995 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16996 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16997 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16998 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16999 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
17000 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
17002 2009-05-02 Richard Guenther <rguenther@suse.de>
17004 PR tree-optimization/39940
17005 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
17008 2009-05-02 Richard Guenther <rguenther@suse.de>
17010 PR middle-end/40001
17011 * tree-ssa.c (execute_update_addresses_taken): Properly check
17012 if we can mark a variable DECL_GIMPLE_REG_P.
17013 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
17014 back to the end of the function.
17015 (is_gimple_reg_type): Remove complex type special casing.
17016 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
17019 2009-05-02 Ben Elliston <bje@au.ibm.com>
17021 * doc/collect2.texi (Collect2): Document search path behaviour
17022 when configured with --with-ld.
17024 2009-05-02 Jan Hubicka <jh@suse.cz>
17026 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
17027 parameter; update callers.
17028 (coalesce_cost_edge): EH edges are costier because they needs
17029 splitting even if not critical and even more costier when there are
17030 multiple EH predecestors.
17032 2009-05-02 Jan Hubicka <jh@suse.cz>
17034 * except.c (remove_eh_handler_and_replace): Handle updating after
17035 removing TRY blocks.
17037 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
17039 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
17041 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
17043 * varasm.c: Do not include c-pragma.h.
17044 * attribs.c: Do not incude c-common.h.
17046 2009-05-01 Michael Matz <matz@suse.de>
17048 * calls.c (initialize_argument_information): Handle SSA names like
17049 decls with a non MEM_P DECL_RTL.
17051 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17053 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
17054 * ipa-utils.c: Likewise.
17055 * ipa-type-escape.c: Likewise.
17056 * cgraphunit.c Do not include c-common.h.
17057 * ipa-pure-const.c: Likewise.
17058 * tree-if-conv.c: Likewise.
17059 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
17060 * ipa-struct-reorg.c: Likewise.
17061 * tree-nomudflap.c: Likewise.
17062 * tree-ssa-structalias.c: Likewise.
17064 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17066 * store-motion.c: Many cleanups to make this pass a first-class
17067 citizen instead of an appendix to gcse load motion. Add TODO list
17068 to make this pass faster/cleaner/better.
17070 (struct ls_expr): Post gcse.c-split cleanups.
17071 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
17072 "stores" field to "avail_stores".
17073 (pre_ldst_mems): Rename to store_motion_mems.
17074 (pre_ldst_table): Rename to store_motion_mems_table.
17075 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
17076 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
17077 (ldst_entry): Rename to st_expr_entry, update users.
17078 (free_ldst_entry): Rename to free_st_expr_entry, update users.
17079 (free_ldst_mems): Rename to free_store_motion_mems, update users.
17080 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
17082 (first_ls_expr): Rename to first_st_expr, update users.
17083 (next_ls_expr): Rename to next_st_expr, update users.
17084 (print_ldst_list): Rename to print_store_motion_mems. Print names of
17085 fields properly for store motion instead of names inherited from load
17087 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
17088 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
17091 (ae_kill): Rename to st_kill, update users.
17092 (ae_gen): Rename to st_avloc, update users.
17093 (transp): Rename to st_transp, update users.
17094 (pre_insert_map): Rename to st_insert_map, update users.
17095 (pre_delete_map): Rename to st_delete_map, update users.
17096 (insert_store, build_store_vectors, free_store_memory,
17097 one_store_motion_pass): Update for abovementioned changes.
17099 (gcse_subst_count, gcse_create_count): Remove.
17100 (one_store_motion_pass): New statistics counters "n_stores_deleted"
17101 and "n_stores_created", local variables.
17103 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
17106 (regvec, compute_store_table_current_insn): Remove.
17107 (reg_set_info, reg_clear_last_set): Remove.
17108 (compute_store_table): Use DF caches instead of local dataflow
17111 2009-05-01 Joseph Myers <joseph@codesourcery.com>
17113 * c-objc-common.c (c_tree_printer): Print identifiers with
17114 pp_identifier, not pp_string. Mark "({anonymous})" for
17116 * c-pretty-print.c (pp_c_ws_string): New.
17117 (pp_c_cv_qualifier, pp_c_type_specifier,
17118 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
17119 pp_c_storage_class_specifier, pp_c_function_specifier,
17120 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
17121 pp_c_primary_expression, pp_c_postfix_expression,
17122 pp_c_unary_expression, pp_c_shift_expression,
17123 pp_c_relational_expression, pp_c_equality_expression,
17124 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
17125 use pp_string and pp_c_ws_string in place of pp_identifier and
17126 pp_c_identifier for non-identifiers. Mark English strings for
17128 * c-pretty-print.h (pp_c_ws_string): Declare.
17130 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
17131 Roland McGrath <roland@redhat.com>
17133 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
17134 (ENABLE_LD_BUILDID): New configuration option.
17135 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
17136 (LINK_BUILDID_SPEC): New macro.
17137 (init_spec): If defined, prepend it between LINK_EH_SPEC and
17139 * doc/install.texi: Document --enable-linker-build-id option.
17140 * configure: Rebuild.
17141 * config.in: Rebuild.
17143 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
17145 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
17146 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
17147 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
17148 MIPS_GP_SAVE_AREA_SIZE.
17149 * config/mips/mips.c (struct mips_frame_info): Update comment
17150 before arg_pointer_offset and hard_frame_pointer_offset.
17151 (mips_compute_frame_info): Update diagram before function: to
17152 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
17153 indicate the position of frame_pointer_rtx with -fstack-protector and
17154 to show args_size. Don't allocate cprestore area for leaf functions
17155 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
17157 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
17159 2009-04-30 Michael Matz <matz@suse.de>
17161 PR tree-optimization/39955
17162 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
17164 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
17166 * ira.c (setup_cover_and_important_classes): Use safe macro
17167 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
17169 * genpreds.c (write_tm_preds_h): Output suitable definition of
17170 REG_CLASS_FOR_CONSTRAINT.
17172 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17174 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
17176 * bitmap.c (bitmap_descriptor): Likewise.
17177 * ggc-common.c (loc_descriptor): Likewise.
17178 * varray.c (varray_descriptor): Likewise.
17179 * vec.c (vec_descriptor): Likewise.
17181 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
17183 * Makefile.in (dce.o): Add $(EXCEPT_H).
17184 * dce.c: Include except.h and delete redundant vector definitions.
17185 (deletable_insn_p): Return false for non-call insns that can throw
17188 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
17190 * gcse.c (ae_gen): Remove.
17191 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
17192 and make non-static function to make it available in store-motion.c.
17193 Update call sites with search-and-replace.
17194 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
17195 extract_mentioned_regs, extract_mentioned_regs_helper,
17196 find_moveable_store, compute_store_table, load_kills_store, find_loads,
17197 store_killed_in_insn, store_killed_after, store_killed_before,
17198 build_store_vectors, insert_insn_start_basic_block, insert-store,
17199 remove_reachable_equiv_notes, replace_store_insn, delete_store,
17200 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
17201 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
17202 * store-motion.c: ...new file. Also copy data structures from gcse.c
17203 and clean up to remove parts not used by store motion.
17204 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
17205 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
17207 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17210 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
17211 when optimizing for size.
17213 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
17215 * gcse.c (gcse_constant_p): Fix typo in last change.
17217 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17219 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
17221 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
17223 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
17225 2009-04-29 James E. Wilson <wilson@codesourcery.com>
17227 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
17228 CONST_HIGH_PART result.
17230 2009-04-29 Anatoly Sokolov <aesok@post.ru>
17232 * config/avr/avr.c (initial_elimination_offset): Rename to
17233 avr_initial_elimination_offset.
17234 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
17235 change return type to bool.
17236 (avr_can_eliminate): New function.
17237 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
17238 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
17239 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
17240 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
17241 avr_initial_elimination_offset.
17242 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
17243 (avr_initial_elimination_offset): Define.
17245 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
17246 Steven Bosscher <steven@gcc.gnu.org>
17248 PR rtl-optimization/39938
17249 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
17250 * cfgrtl.c: Include insn-attr.h.
17251 (rest_of_pass_free_cfg): New function.
17252 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
17253 * resource.c (init_resource_info): Remove call to df_analyze.
17255 2009-04-29 Richard Guenther <rguenther@suse.de>
17258 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
17259 allow conversion to signed integers.
17261 2009-04-29 Richard Guenther <rguenther@suse.de>
17263 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
17264 shifts of floating point vectors if the shift amount is
17265 a constant multiple of the element size.
17267 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
17268 Michael Matz <matz@suse.de>
17270 PR middle-end/39927
17272 * tree-outof-ssa.c (emit_partition_copy): New function.
17273 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
17274 insert_part_to_rtx_on_edge): Perform the partition base var
17275 copy using emit_partition_copy.
17276 (insert_value_copy_on_edge): Convert constants to the right mode.
17277 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
17278 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
17280 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17282 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
17283 scan backwards to try to find a constant to initialize it.
17285 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
17286 insn before the loop_end instruction, don't look past labels.
17288 2009-04-29 Richard Guenther <rguenther@suse.de>
17290 PR middle-end/39937
17291 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
17292 loose type conversions.
17293 (forward_propagate_addr_expr): Fix tuplification bug. Remove
17294 stmts only if there are no uses of its definition.
17296 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17298 * config/bfin/bfin.h (splitting_loops): Declare.
17299 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
17300 Reorder bit definitions to be ascending.
17301 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
17302 * config/bfin/bfin.c (splitting_loops): New variable.
17303 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
17304 (struct loop_info): Remove members INIT and LOOP_INIT.
17305 (bfin_optimize_loop): Don't set them. Reorder the code that generates
17306 the LSETUP sequence. Allow LC to be loaded from any register, but
17307 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
17308 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
17310 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
17311 of reload_completed.
17314 * config/bfin/bfin.md (movsi_insn): Refine constraints.
17316 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
17318 * Makefile.in (PLUGIN_VERSION_H): New.
17319 (OBJS-common): Remove plugin-version.o.
17320 (plugin.o): Depend on (PLUGIN_VERSION_H).
17321 (plugin-version.o): Remove.
17322 * configure: Regenerate
17323 * configure.ac: Create plugin-version.h.
17324 * gcc-plugin.h (plugin_gcc_version): Remove.
17325 (plugin_default_version_check): Change signature.
17326 * plugin-version.c: Remove.
17327 * plugin.c: Include plugin-version.h.
17328 (str_plugin_gcc_version_name): Remove.
17329 (try_init_one_plugin): Pass gcc version to plugin_init.
17330 (plugin_default_version_check): Both gcc and plugin versions are now
17333 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17335 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
17336 problematic last insns. Test for TYPE_CALL rather than CALL_P.
17337 Remove special case testing for last insn of inner loops. Don't fail
17338 if the loop ends with a jump, emit an extra nop instead.
17340 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
17341 DREGS rather than comparing directly. Remove code that tries to
17342 account for latencies.
17344 2009-04-29 Richard Guenther <rguenther@suse.de>
17346 PR tree-optimization/39941
17347 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
17348 eliminating an indirect call.
17350 2009-04-29 Richard Guenther <rguenther@suse.de>
17352 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
17353 parameter. Allow invariants as base if !require_lvalue.
17354 (verify_gimple_assign_single): Adjust.
17356 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17358 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
17359 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
17360 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
17361 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
17362 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
17364 * config/bfin/bfin.c (bfin_expand_builtin,
17365 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
17367 2009-04-28 Richard Guenther <rguenther@suse.de>
17369 * tree-vect-loop.c (get_initial_def_for_induction): Use
17370 correct types for pointer increment.
17372 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17374 * toplev.c (print_version): Update GMP version string calculation.
17376 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
17378 PR rtl-optimization/39938
17379 * resource.c (init_resource_info): Add call to df_analyze.
17381 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17383 * config/alpha/alpha.md (usegp): Cast the result of
17384 alpha_find_lo_sum_using_gp to enum attr_usegp.
17385 * config/alpha/alpha.c (override_options): Remove end-of-structure
17386 marker element from cpu_table. Use array size of cpu_table to handle
17387 -mcpu and -mtune options.
17388 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
17390 2009-04-28 Joseph Myers <joseph@codesourcery.com>
17392 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
17393 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
17394 tune_32 and tune_64.
17395 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17396 support on PowerPC.
17397 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
17398 * config/rs6000/option-defaults.h: ... here. New file.
17399 (OPT_64, OPT_32): Define.
17400 (MASK_64BIT): Define to 0 if not already defined.
17401 (OPT_ARCH64, OPT_ARCH32): Define.
17402 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
17405 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17407 * config/arm/arm.c (arm_override_options): Emit error on using
17410 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17412 PR rtl-optimization/39914
17413 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17414 registers for allocnos created from user-defined variables only
17415 when not optimizing.
17417 2009-04-28 Richard Guenther <rguenther@suse.de>
17419 PR middle-end/39937
17420 * fold-const.c (fold_binary): Use distribute_real_division only
17423 2009-04-28 Steve Ellcey <sje@cup.hp.com>
17425 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
17426 add hpux-stdint.h to tm_file.
17427 (hppa[12]*-*-hpux11*): Ditto.
17428 (ia64*-*-hpux*): Ditto.
17429 * config/hpux-stdint.h: New.
17430 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
17431 __STDC_EXT__ for all compiles.
17432 * config/pa/pa-hpux.h: Ditto.
17433 * config/pa/pa-hpux10.h: Ditto.
17434 * config/pa/pa-hpux11.h: Ditto.
17436 2009-04-28 Catherine Moore <clm@codesourcery.com>
17438 * debug.h (set_name): Add comment.
17440 2009-04-28 Andrew Pinski <pinskia@gmail.com>
17443 * config/darwin.c (machopic_gen_offset): Check
17444 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
17445 * config/arm/arm.c (require_pic_register): Likewise.
17447 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
17449 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
17450 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
17451 m32c_promote_prototypes): Delete.
17453 2009-04-28 Michael Matz <matz@suse.de>
17455 PR middle-end/39922
17456 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
17459 2009-04-28 Richard Guenther <rguenther@suse.de>
17461 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
17463 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17465 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
17466 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
17467 * config/arm/arm-tune.md: Regenerate.
17469 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
17471 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
17472 block if there are complex incoming edges.
17473 (sel_merge_blocks): Remove useless assert.
17474 (sel_redirect_edge_and_branch): Check that edge was redirected.
17475 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
17476 (sel_find_rgns): Delete declaration.
17477 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17478 the region when it is not a preheader.
17480 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17483 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17485 2009-04-28 Richard Guenther <rguenther@suse.de>
17487 * tree.h (SSA_NAME_VALUE): Remove.
17488 (struct tree_ssa_name): Remove value_handle member.
17489 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17490 array for jump threading.
17491 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17493 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17494 * tree-flow.h (threadedge_initialize_values): Declare.
17495 (threadedge_finalize_values): Likewise.
17496 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17497 (SSA_NAME_VALUE): Define.
17498 (threadedge_initialize_values): New function.
17499 (threadedge_finalize_values): Likewise.
17500 * tree-ssa-dom.c (ssa_name_values): New global variable.
17501 (SSA_NAME_VALUE): Define.
17502 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17504 2009-04-28 Ira Rosen <irar@il.ibm.com>
17506 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17507 Use REPORT_VECTORIZED_LOCATIONS instead
17508 REPORT_VECTORIZED_LOOPS.
17509 * tree-vectorizer.c (vect_verbosity_level): Make static.
17510 (vect_loop_location): Rename to vect_location.
17511 (vect_set_verbosity_level): Update comment.
17512 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17514 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17515 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17516 instead REPORT_UNVECTORIZED_LOOPS.
17517 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17518 and vect_loop_def to vect_external_def and vect_internal_def.
17519 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17520 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17521 REPORT_UNVECTORIZED_LOCATIONS.
17522 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17523 and vect_used_in_loop and to vect_unused_in_scope and
17524 vect_used_in_scope.
17525 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17526 (vect_verbosity_level): Remove declaration.
17527 (vect_analyze_operations): Likewise.
17528 (vect_analyze_stmt): Declare.
17529 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17530 REPORT_UNVECTORIZED_LOCATIONS.
17531 (vect_get_loop_niters): Fix indentation.
17532 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17533 (vect_analyze_loop_operations): New function.
17534 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17535 vect_analyze_operations.
17536 (vect_is_simple_reduction): Use new names.
17537 (vectorizable_live_operation, vect_transform_loop): Likewise.
17538 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17539 to specify whether the data references can be a part of interleaving
17541 (vect_analyze_data_ref_dependence): Use new names.
17542 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17543 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17544 * tree-vect-patterns.c (widened_name_p): Use new names.
17545 (vect_recog_dot_prod_pattern): Likewise.
17546 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17547 (process_use, vect_mark_stmts_to_be_vectorized,
17548 vect_model_simple_cost, vect_model_store_cost,
17549 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17550 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17551 vectorizable_operation, vectorizable_type_demotion,
17552 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17553 vectorizable_condition): Likewise.
17554 (vect_analyze_operations): Split into vect_analyze_loop_operations
17556 (vect_analyze_stmt): ... new function.
17557 (new_stmt_vec_info): Use new names.
17558 (vect_is_simple_use): Use new names and fix comment.
17559 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17560 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17562 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17565 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17566 and integer modes for x87 operands. Do not ICE for unsupported size,
17567 generate error instead. Generate error for unsupported operand types.
17568 ['z']: Do not handle HImode memory operands specially. Warning
17569 for floating-point operands. Fallthru to 'Z' for unsupported operand
17570 types. Do not ICE for unsupported size, generate error instead.
17571 (output_387_binary_op): Use %Z to output operands.
17572 (output_fp_compare): Ditto.
17573 (output_387_reg_move): Ditto.
17575 2009-04-28 Ben Elliston <bje@au.ibm.com>
17580 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17582 * builtins.c (c_strlen): Do not warn here.
17583 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17584 * c-common.c (pointer_int_sum): Take an explicit location.
17585 Warn about offsets out of bounds.
17586 * c-common.h (pointer_int_sum): Adjust declaration.
17588 2009-04-27 Ian Lance Taylor <iant@google.com>
17590 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17592 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17593 * df-core.c (df_set_flags): Change return type to int. Change
17594 type of old_flags to int.
17595 (df_clear_flags): Likewise.
17596 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17597 (df_get_conditional_uses): Likewise.
17598 * df.h (df_set_flags, df_clear_flags): Update declarations.
17599 * dwarf2out.c (struct indirect_string_node): Change type of form
17600 field to enum dwarf_form.
17601 (AT_string_form): Change return type to enum dwarf_form.
17602 * fixed-value.c (fixed_compare): Add cast to enum type.
17603 * fwprop.c (update_df): Change 0 to VOIDmode.
17604 * gensupport.c: Change 0 to UNKNOWN.
17605 * gimple.h (gimple_cond_code): Add cast to enum type.
17606 * haifa-sched.c (reemit_notes): Add cast to enum type.
17607 * hooks.c (hook_int_void_no_regs): Remove function.
17608 * hooks.h (hook_int_void_no_regs): Remove declaration.
17609 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17610 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17611 * real.c (real_arithmetic): Add cast to enum type.
17612 (real_compare): Likewise.
17613 * target.h (struct gcc_target): Change return type of
17614 branch_target_register_class to enum reg_class.
17615 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17616 default_branch_target_register_class.
17617 * targhooks.c (default_branch_target_register_class): New function.
17618 * targhooks.h (default_branch_target_register_class): Declare.
17619 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17620 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17622 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17624 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17625 vect_uninitialized_def. Change 0 to ERROR_MARK.
17626 * tree-vect-stmts.c (supportable_widening_operation): Don't
17627 initialize icode1 and icode2.
17628 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17629 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17631 (cmn_err_flag_specs): Change 0 to STD_C89.
17632 (cmn_err_char_table): Likewise.
17633 * config/arm/arm.c (get_arm_condition_code): Change type of code
17634 to enum arm_cond_code.
17635 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17636 (IWMMXT_BUILTIN2): Likewise.
17637 (neon_builtin_type_bits): Don't define typedef.
17638 (neon_builtin_datum): Change type of bits field to int.
17639 (arm_expand_neon_args): Add cast to enum type.
17640 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17642 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17643 casts to enum type.
17644 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17646 * config/mips/mips.md (jal_macro): Return enum constant.
17647 (single_insn): Likewise.
17648 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17650 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17651 casts to enum type.
17652 * config/s390/s390.c (s390_tune_flags): Change type to int.
17653 (s390_arch_flags): Likewise.
17654 (s390_handle_arch_option): Change flags field of struct pta to int.
17655 * config/s390/s390.h (s390_tune_flags): Update declaration.
17656 (s390_arch_flags): Likewise.
17657 * config/sh/sh.c (prepare_move_operands): Compare
17658 tls_symbolic_operand result with enum constant.
17659 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17660 (sh_expand_prologue): Add cast to enum type.
17661 (sh_expand_epilogue): Likewise.
17662 (tls_symbolic_operand): Change return type to enum tls_model.
17663 (fpscr_set_from_mem): Add cast to enum type.
17664 (legitimize_pic_address): Compare tls_symbolic_operand result with
17666 (sh_target_reg_class): Change return type to enum reg_class.
17667 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17669 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17670 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17671 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17672 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17673 (delayed_branch, tls_call_delay): Likewise.
17674 (eligible_for_sibcall_delay): Likewise.
17675 (eligible_for_return_delay): Likewise.
17676 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17677 (spu_expand_builtin_1): Likewise.
17679 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17680 for all types of conversions.
17681 (output_init_element): Issue -Wc++-compat warning if needed when
17682 initializing a bitfield with enum type.
17683 * c-parser.c (c_parser_expression): Set original_type to
17684 original_type of right hand operand of comma operator.
17686 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17688 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17690 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17691 * doc/cpp.texi (Standard Predefined Macros)
17692 (Implementation-defined behavior): Likewise.
17693 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17694 * doc/gimple.texi (GIMPLE Exception Handling)
17695 (@code{GIMPLE_ASSIGN}): Likewise.
17696 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17697 * doc/invoke.texi (Warning Options, Optimize Options)
17698 (AVR Options, Darwin Options): Likewise.
17699 (Optimize Options): Reformulate -fwhole-program description.
17700 * doc/loop.texi (Lambda): Likewise.
17701 * doc/md.texi (Output Template, Define Constraints)
17702 (Standard Names, Insn Splitting): Likewise.
17703 * doc/options.texi (Option properties): Likewise.
17704 * doc/passes.texi (Tree-SSA passes): Likewise.
17705 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17706 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17707 (File Names and DBX): Likewise.
17708 * doc/trouble.texi (Incompatibilities): Likewise.
17710 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17712 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17713 instruction is correct.
17715 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17717 Allow non-constant arguments to conversion intrinsics.
17718 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17719 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17720 * spu.c (print_operand): Handle 'v' and 'w'.
17721 (exp2_immediate_p, spu_gen_exp2): Define.
17722 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17723 spu_convtf_1): Update parameter descriptions.
17724 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17725 * constraints.md ('v', 'w'): New.
17726 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17728 (i2f, I2F): New define_mode_attr.
17729 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17730 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17731 fixuns_truncv4sfv4si2): Update to use mode attribute.
17732 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17733 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17734 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17735 patterns for combine.
17737 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17739 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17740 (cprop, hoist, pre, store_motion): New debug counters.
17741 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17742 is not an RTL pass anymore.
17743 (pass_profiling): Remove extern decl for pass removed in 2005.
17744 (pass_gcse, pass_jump_bypass): Remove.
17745 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17746 to 0 for clean state.
17747 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17748 * cse.c (gate_handle_cse_after_global_opts,
17749 rest_of_handle_cse_after_global_opts): New functions.
17750 (pass_cse_after_global_opts): New pass, does local CSE.
17751 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17752 (TV_CPROP): New timevar.
17753 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17754 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17755 (gcse_main, recompute_all_luids): Remove.
17756 (compute_hash_table_work): Call max_reg_num instead of reading
17758 (cprop_jump): Don't set run_jump_opt_after_gcse.
17759 (constprop_register): Always allow to alter jumps.
17760 (cprop_insn): Likewise.
17761 (do_local_cprop): Likewise.
17762 (local_cprop_pass): Likewise. Return non-zero if something changed.
17763 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17764 (find_implicit_sets): Add note about missed optimization opportunity.
17765 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17766 pass_rtl_cprop execute function.
17767 Don't bother tracking the pass number, each pass gets its own dumpfile
17769 Always allow to alter jumpsand bypass jumps.
17770 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17771 will just find no suitable set.
17772 (pre_edge_insert): Fix dumping, this function is for PRE only.
17773 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17774 pass_rtl_pre execute function.
17775 (hoist_code): Return non-zero if something changed. Keep track of
17776 substitutions and insertions for statistics gathering similar to PRE.
17777 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17778 called from the pass_rtl_hoist execute function. Show pass statistics.
17779 (compute_store_table): Use max_reg_num directly instead of using the
17780 formerly global max_gcse_regno.
17781 (build_store_vectors): Likewise.
17782 (replace_store_insn): Fix dumping.
17783 (store_motion): Rename to ...
17784 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17785 pass, called from the pass_rtl_store_motion execute function. Keep
17786 track of substitutions and insertions for statistics gathering similar
17788 (bypass_jumps): Remove, fold interesting bits into ...
17789 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17790 from the pass_rtl_cprop execute function.
17791 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17792 pass_jump_bypass): Remove.
17793 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17794 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17795 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17796 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17797 (gate_rtl_store_motion, execute_rtl_store_motion,
17798 pass_rtl_store_motion): New.
17799 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17800 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17801 * passes.c (init_optimization_passes): Remove pass_gcse and
17802 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17803 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17804 instead of pass_jump_bypass.
17806 2009-04-27 Richard Guenther <rguenther@suse.de>
17808 PR middle-end/39928
17809 * gimplify.c (gimplify_expr): If we are required to create
17810 a temporary make sure it ends up as register.
17812 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17815 * config/i386/i386.c (construct_container): Don't call
17816 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17817 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17819 2009-04-27 Michael Matz <matz@suse.de>
17821 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17822 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17823 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17824 (dump_replaceable_exprs): Take a bitmap.
17825 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17827 (expand_gimple_basic_block): Likewise.
17828 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17829 replaceable_expressions member a bitmap.
17830 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17831 (mark_replaceable): Likewise.
17832 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17833 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17835 2009-04-27 Richard Guenther <rguenther@suse.de>
17837 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17838 (verify_stmts): Dispatch to gimple/type verification code.
17839 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17840 issue with call argument types.
17842 2009-04-27 Michael Matz <matz@suse.de>
17844 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17845 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17848 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17849 Eric Botcazou <ebotcazou@adacore.com>
17851 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17852 a label's basic block.
17853 (mark_target_live_regs): Tidy and rework obsolete comments.
17854 Change back DF problem to LIVE. If a label starts a basic block,
17855 assume that all registers that used to be live then still are.
17856 (init_resource_info): If a label starts a basic block, set its
17857 BLOCK_FOR_INSN accordingly.
17858 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17860 2009-04-27 Richard Guenther <rguenther@suse.de>
17862 * tree-flow-inline.h (function_ann): Remove.
17863 (get_function_ann): Likewise.
17864 * tree-dfa.c (create_function_ann): Remove.
17865 * tree-flow.h (struct static_var_ann_d): Remove.
17866 (struct function_ann_d): Likewise.
17867 (union tree_ann_d): Remove fdecl member.
17868 (function_ann_t): Remove.
17869 (function_ann, get_function_ann, create_function_ann): Remove
17872 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17874 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17876 2009-04-27 Jan Hubicka <jh@suse.cz>
17878 * ipa-pure-const.c (struct funct_state_d): New fields
17879 state_previously_known, looping_previously_known; remove
17880 state_set_in_source.
17881 (analyze_function): Use new fields.
17882 (propagate): Avoid assumption that state_set_in_source imply
17885 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17886 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17887 * cfgloop.h (finite_loop_p): Declare.
17889 2009-04-26 Michael Matz <matz@suse.de>
17891 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17893 2009-04-26 Michael Matz <matz@suse.de>
17895 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17896 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17897 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17898 pass_mark_used_blocks): Remove.
17899 * tree-optimize.c (pass_free_datastructures,
17900 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17901 * passes.c (init_optimization_passes): Don't call
17902 pass_mark_used_blocks, remove dead code.
17904 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17906 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17907 * tree-ssa-live.h (register_ssa_partition): Likewise.
17909 2009-04-26 Michael Matz <matz@suse.de>
17912 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17913 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17914 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17916 (compare_pairs): Swap cost comparison.
17917 (coalesce_ssa_name): Don't use change_partition_var.
17918 * tree-nrv.c (struct nrv_data): Add modified member.
17919 (finalize_nrv_r): Set it.
17920 (tree_nrv): Use it to update statements.
17921 (pass_nrv): Require PROP_ssa.
17922 * tree-mudflap.c (mf_decl_cache_locals,
17923 mf_build_check_statement_for): Use make_rename_temp.
17924 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17925 * alias.c (find_base_decl): Handle SSA names.
17926 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17927 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17928 * rtl.h (set_reg_attrs_for_parm): Declare.
17929 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17930 to "optimized", remove unused locals at finish.
17931 (execute_free_datastructures): Make global, call
17932 delete_tree_cfg_annotations.
17933 (execute_free_cfg_annotations): Don't call
17934 delete_tree_cfg_annotations.
17936 * ssaexpand.h: New file.
17937 * expr.c (toplevel): Include ssaexpand.h.
17938 (expand_assignment): Handle SSA names the same as register variables.
17939 (expand_expr_real_1): Expand SSA names.
17940 * cfgexpand.c (toplevel): Include ssaexpand.h.
17941 (SA): New global variable.
17942 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17943 (SSAVAR): New macro.
17944 (set_rtl): New helper function.
17945 (add_stack_var): Deal with SSA names, use set_rtl.
17946 (expand_one_stack_var_at): Likewise.
17947 (expand_one_stack_var): Deal with SSA names.
17948 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17949 before unique numbers.
17950 (expand_stack_vars): Use set_rtl.
17951 (expand_one_var): Accept SSA names, add asserts for them, feed them
17952 to above subroutines.
17953 (expand_used_vars): Expand all partitions (without default defs),
17954 then only the local decls (ignoring those expanded already).
17955 (expand_gimple_cond): Remove edges when jumpif() expands an
17956 unconditional jump.
17957 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17958 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17960 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17961 members of SA; deal with PARM_DECL partitions here; expand
17962 all PHI nodes, free tree datastructures and SA. Commit instructions
17963 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17964 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17965 info and statements at start, collect garbage at finish.
17966 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17967 (VAR_ANN_PARTITION) Remove.
17968 (change_partition_var): Don't declare.
17969 (partition_to_var): Always return SSA names.
17970 (var_to_partition): Only accept SSA names.
17971 (register_ssa_partition): Only check argument.
17972 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17974 (delete_var_map): Don't free it.
17975 (var_union): Only accept SSA names, simplify.
17976 (partition_view_init): Mark only useful SSA names as used.
17977 (partition_view_fini): Only deal with SSA names.
17978 (change_partition_var): Remove.
17979 (dump_var_map): Use ssa_name instead of partition_to_var member.
17980 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17982 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17983 (struct _elim_graph): New member const_dests; nodes member vector of
17985 (set_location_for_edge): New static helper.
17986 (create_temp): Remove.
17987 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17988 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17989 (new_elim_graph): Allocate const_dests member.
17990 (clean_elim_graph): Truncate const_dests member.
17991 (delete_elim_graph): Free const_dests member.
17992 (elim_graph_size): Adapt to new type of nodes member.
17993 (elim_graph_add_node): Likewise.
17994 (eliminate_name): Likewise.
17995 (eliminate_build): Don't take basic block argument, deal only with
17996 partition numbers, not variables.
17997 (get_temp_reg): New static helper.
17998 (elim_create): Use it, deal with RTL temporaries instead of trees.
17999 (eliminate_phi): Adjust all calls to new signature.
18000 (assign_vars, replace_use_variable, replace_def_variable): Remove.
18001 (rewrite_trees): Only do checking.
18002 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
18003 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
18004 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
18005 contains_tree_r, MAX_STMTS_IN_LATCH,
18006 process_single_block_loop_latch, analyze_edges_for_bb,
18007 perform_edge_inserts): Remove.
18008 (expand_phi_nodes): New global function.
18009 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
18010 functions, initialize new parameter, remember partitions having a
18012 (finish_out_of_ssa): New global function.
18013 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
18014 don't reset in_ssa_p here, don't disable TER when mudflap.
18015 (pass_del_ssa): Remove.
18016 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
18018 (execute_free_datastructures): Declare.
18019 * Makefile.in (SSAEXPAND_H): New variable.
18020 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
18021 * basic-block.h (commit_one_edge_insertion): Declare.
18022 * passes.c (init_optimization_passes): Move pass_nrv and
18023 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
18024 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
18025 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
18026 (redirect_branch_edge): Deal with super block when expanding, split
18027 out jump patching itself into ...
18028 (patch_jump_insn): ... here, new static helper.
18030 2009-04-26 Michael Matz <matz@suse.de>
18032 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
18033 beyond num_ssa_names.
18034 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
18035 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
18037 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18039 PR inline-asm/39543
18040 * fwprop.c (forward_propagate_asm): New function.
18041 (forward_propagate_and_simplify): Propagate also into __asm, if it
18042 doesn't increase the number of referenced registers.
18045 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
18047 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18049 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
18050 note_nonlocal_vla_type for nonlocal VLAs.
18051 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
18052 contains_remapped_vars, remap_vla_decls): New functions.
18053 (convert_nonlocal_reference_stmt): If not optimizing, call
18054 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
18055 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
18056 if it wasn't found in var_map.
18057 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
18058 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
18059 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
18061 * gimplify.c (nonlocal_vlas): New variable.
18062 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
18064 (gimplify_body): Create and destroy nonlocal_vlas.
18066 * dwarf2out.c (loc_descr_plus_const): New function.
18067 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
18068 mem_loc_descriptor, loc_descriptor_from_tree_1,
18069 descr_info_loc, gen_variable_die): Use it.
18071 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
18072 !TREE_STATIC VAR_DECLs.
18073 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
18074 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
18075 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
18076 DECL_BY_REFERENCE is valid.
18077 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
18078 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
18079 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
18080 Copy DECL_BY_REFERENCE.
18081 (struct nesting_copy_body_data): New type.
18082 (nesting_copy_decl): New function.
18083 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
18084 if they have variable length.
18086 2009-04-26 Michael Matz <matz@suse.de>
18088 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
18089 mark new temporaries for renaming.
18091 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18094 * c-decl.c (global_bindings_p): Return negative value.
18095 (c_variable_size): New. Based on variable_size from
18097 (grokdeclarator): Call c_variable_size not variable_size.
18099 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
18101 * config/i386/i386.c (print_operand) ['z']: Fix typo.
18103 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
18105 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
18106 Redefine it to just use mingw/include.
18107 (ASM_SPEC): Rules for -m32 and -m64.
18108 (LINK_SPEC): Use Likewise.
18109 (SPEC_32): New define.
18110 (SPEC_64): Likewise.
18111 (SUB_LINK_SPEC): Likewise.
18112 (MULTILIB_DEFAULTS): New define.
18113 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
18114 Add multilib options.
18115 (MULTILIB_DIRNAMES): Likewise.
18116 (MULTILIB_OSDIRNAMES): Likewise.
18117 (LIBGCC): Likewise.
18118 (INSTALL_LIBGCC): Likewise.
18120 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18123 * c-tree.h (enum c_inline_static_type): New.
18124 (record_inline_static): Declare.
18125 * c-decl.c (struct c_inline_static, c_inline_statics,
18126 record_inline_static, check_inline_statics): New.
18127 (pop_file_scope): Call check_inline_statics.
18128 (start_decl): Call record_inline_static instead of pedwarning
18129 directly for static in inline function.
18130 * c-typeck.c (build_external_ref): Call record_inline_static
18131 instead of pedwarning directly for static referenced in inline
18134 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
18136 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
18137 not new but only being rescanned.
18138 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
18139 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
18140 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
18141 record_set_info, compute_set, grealloc): Remove.
18142 (recompute_all_luids): New function.
18143 (gcse_main): Don't compute sets, and don't do related memory
18144 allocations/free-ing. If something changed before the end of the
18145 pass, update LUIDs using recompute_all_luids.
18146 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
18147 (free_gcse_mem): Don't free it either.
18148 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
18149 Use the df insn LUIDs.
18150 (load_killed_in_block): Likewise.
18151 (compute_hash_table_work): Don't compute reg_set_in_block.
18152 (compute_transp): Use DF_REG_DEF_CHAINs.
18153 (local_cprop_pass): Don't use compute_sets and related functions.
18154 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
18155 Use get_max_uid() instead of max_cuid.
18156 (insert_insn_end_basic_block, pre_insert_copy_insn,
18157 update_ld_motion_stores): Don't try to
18158 keep reg_set tables up to date.
18159 (pre_insert_copies): Use df insn LUIDs.
18160 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
18161 (reg_set_info): Don't use extra bitmap argument.
18162 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
18163 information to compute regs_set_in_block.
18164 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
18165 (bypass_jumps): Don't use compute_sets and friends.
18167 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18170 * opts.c (undocumented_msg): Do not leave blank even with
18173 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18175 * c-decl.c (build_enumerator): Allow values folding to integer
18176 constants but not integer constant expressions with a pedwarn if
18179 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18182 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
18183 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
18184 type is an integer constant.
18186 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18189 * config/i386/i386.c (print_operand) ['z']: Revert handling of
18192 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18195 * c-decl.c (grokdeclarator): Diagnose declarations of functions
18196 with variably modified return type and no storage class
18197 specifiers, except for the case of nested functions. Distinguish
18198 extern declarations of functions with variably modified return
18199 types from those of objects with variably modified types.
18201 2009-04-25 Jan Hubicka <jh@suse.cz>
18203 * tree.c (list_equal_p): New function.
18204 * tree.h (list_equal_p): Declare.
18205 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18206 basic_block_def, basic_block, const_basic_block): New.
18207 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
18208 (redirect_eh_edge): New function.
18209 (make_eh_edge_update_phi): EH edges are not abnormal.
18210 * except.c: Include tree-flow.h.
18211 (list_match): New function.
18212 (eh_region_replaceable_by_p): New function.
18213 (replace_region): New function.
18214 (hash_type_list): New function.
18215 (hash_eh_region): New function.
18216 (eh_regions_equal_p): New function.
18217 (merge_peers): New function.
18218 (remove_unreachable_regions): Verify EH tree when checking;
18220 (copy_eh_region_1): New function.
18221 (copy_eh_region): New function.
18222 (push_reachable_handler): New function.
18223 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
18224 regions without label but with live RESX.
18225 * except.h (redirect_eh_edge_to_label): New.
18226 * tree-flow.h (redirect_eh_edge): New.
18227 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18228 basic_block_def, basic_block, const_basic_block): Remove.
18229 * Makefile.in (except.o): Add dependency on tree-flow.h
18230 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
18231 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
18234 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
18237 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
18238 on the destination of memcpy.
18240 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
18242 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
18243 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
18244 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
18246 2009-04-25 Jan Hubicka <jh@suse.cz>
18248 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
18249 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
18250 to be reached by different label than left.
18251 (update_eh_edges): Update comment; remove edge_to_remove if possible
18252 and return true if suceeded.
18253 (cleanup_empty_eh): Accept sharing map; handle shared regions.
18254 (cleanup_eh): Compute sharing map.
18255 * except.c (remove_eh_handler_and_replace): Add argument if we should
18257 (remove_unreachable_regions): Update for label sharing.
18258 (label_to_region_map): Likewise.
18259 (get_next_region_sharing_label): New function.
18260 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
18262 (remove_eh_handler): Update.
18263 (remove_eh_region_and_replace_by_outer_of): New function.
18264 * except.h (struct eh_region): Add next_region_sharing_label.
18265 (remove_eh_region_and_replace_by_outer_of,
18266 get_next_region_sharing_label): Declare.
18267 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
18269 2009-04-25 Jan Hubicka <jh@suse.cz>
18271 * tree-cfg.c (split_critical_edges): Split also edges where we can't
18272 insert code even if they are not critical.
18274 2009-04-25 Jan Hubicka <jh@suse.cz>
18276 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18277 (gimple_can_remove_branch_p): EH edges won't remove branch by
18279 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
18280 updating of non-abnormal EH edges.
18281 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18282 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
18283 (split_critical_edges): Split also edges where emitting code on them
18284 will lead to splitting later.
18286 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18287 H.J. Lu <hongjiu.lu@intel.com>
18290 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
18291 the configured assembler supports fildq and fistpq mnemonics.
18292 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
18293 * configure: Regenerated.
18294 * config.in: Ditto.
18296 * config/i386/i386.c (print_operand): Handle 'Z'.
18297 ['z']: Remove handling of special fild/fist suffixes.
18298 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
18299 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
18300 suffix of fild insn.
18301 (*floatsi<mode>2_vector_mixed): Ditto.
18302 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
18303 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
18304 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18305 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
18306 * config/i386/gas.h (GAS_MNEMONICS): Remove.
18308 2009-04-25 Ben Elliston <bje@au.ibm.com>
18310 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
18311 the source of a set operation.
18313 2009-04-25 Anatoly Sokolov <aesok@post.ru>
18315 * target.h (struct gcc_target): Add case_values_threshold field.
18316 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
18317 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
18318 * targhooks.c (default_case_values_threshold): New function.
18319 * targhooks.h (default_case_values_threshold): Declare function.
18320 * stmt.c (expand_case): Use case_values_threshold target hook.
18321 * expr.h (case_values_threshold): Remove declartation.
18322 * expr.c (case_values_threshold): Remove function.
18323 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
18325 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
18326 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18327 (avr_case_values_threshold): Declare as static.
18328 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
18330 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
18331 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18332 (mn10300_case_values_threshold): New function.
18334 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18336 * ira.c (setup_cover_and_important_classes): Add enum cast.
18338 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
18340 * genpreds.c (write_enum_constraint_num): Output definition of
18341 CONSTRAINT_NUM_DEFINED_P macro.
18342 * ira.c (setup_cover_and_important_classes): Use
18343 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
18345 2009-04-24 DJ Delorie <dj@redhat.com>
18347 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
18348 __SH2A_SINGLE_ONLY__ also.
18350 2009-04-24 Steve Ellcey <sje@cup.hp.com>
18352 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
18353 (movdf_internal): Ditto.
18354 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
18355 SFmode and DFmode constants.
18356 (ia64_print_operand): Add 'G' format for printing
18357 floating point constants.
18359 2009-04-24 Richard Guenther <rguenther@suse.de>
18361 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
18362 from unsigned additions.
18364 2009-04-24 Joseph Myers <joseph@codesourcery.com>
18366 * c-typeck.c (set_init_index): Allow array designators that are
18367 not integer constant expressions with a pedwarn if pedantic.
18369 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18371 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
18372 zero if no overlap in nonzero bits between the operands.
18374 2009-04-24 Ian Lance Taylor <iant@google.com>
18376 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
18377 (record_dead_and_set_regs): Likewise.
18378 * df.h (struct df_mw_hardreg): Change flags field to int.
18379 (struct df_base_ref): Likewise.
18380 (struct df): Change changeable_flags field to int.
18381 * df-scan.c (df_defs_record): Change clobber_flags to int.
18382 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
18383 constants rather than #define macros.
18384 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
18385 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
18386 (enum dwarf_calling_convention): Likewise.
18387 (enum dwarf_line_number_x_ops): Likewise.
18388 (enum dwarf_call_frame_info): Likewise.
18389 (enum dwarf_source_language): Likewise.
18390 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
18391 (add_calling_convention_attribute): Likewise.
18392 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
18393 (combine_comparisons): Change compcode to int. Add cast to enum type.
18394 * genrecog.c (maybe_both_true_2): Change c to int.
18395 (write_switch): Likewise. Add cast to enum type.
18396 * gimplify.c (gimplify_omp_for): Handle return values from
18397 gimplify_expr using MIN rather than bitwise or.
18398 (gimplify_expr): Add cast to enum type.
18399 * ipa-prop.c (update_jump_functions_after_inlining): Change
18400 IPA_BOTTOM to IPA_JF_UNKNOWN.
18401 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
18402 Add casts to enum type.
18403 (setup_cover_and_important_classes): Change cl to int. Add casts
18405 (setup_class_translate): Change cl and mode to int.
18406 (ira_init_once): Change mode to int.
18407 (free_register_move_costs): Likewise.
18408 (setup_prohibited_mode_move_regs): Add casts to enum type.
18409 * langhooks.c (add_builtin_function_common): Rework assertion that
18410 value fits bitfield.
18411 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
18412 * omega.c (omega_do_elimination): Avoid math on enum types.
18413 * optabs.c (expand_vec_shift_expr): Remove casts to int.
18414 * opts.c (set_debug_level): Change 2 to enum constant. Use new
18415 int local to handle integral_argment value.
18416 * regmove.c (try_auto_increment): Change PUT_MODE to
18418 * reload.c (push_secondary_reload): Add casts to enum type.
18419 (secondary_reload_class, find_valid_class): Likewise.
18420 * reload1.c (emit_input_reload_insns): Likewise.
18421 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
18422 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
18423 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
18425 * tree.c (build_common_builtin_nodes): Add casts to enum type.
18426 * tree-complex.c (complex_lattice_t): Typedef to int rather than
18428 (expand_complex_libcall): Add casts to enum type.
18429 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
18430 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
18431 with ERROR_MARK, not NUM_TREE_CODES.
18432 (vect_create_epilog_for_reduction): Likewise.
18433 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
18434 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
18435 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
18437 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
18438 vect_unused_in_loop. Change 0 to loop_vect.
18439 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
18440 * var-tracking.c (get_init_value): Change return type to enum
18442 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
18443 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
18445 (arm_override_options): Add casts to enum type.
18446 (arm_emit_tls_decoration): Likewise.
18447 * config/i386/i386.c (ix86_function_specific_restore): Add casts
18449 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
18450 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
18451 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
18453 * config/s390/s390.c (code_for_builtin_64): Change to array of
18455 (code_for_builtin_31): Likewise.
18456 (s390_expand_builtin): Change code_for_builtin to enum insn_code
18458 * config/sparc/sparc.c (sparc_override_options): Change value
18459 field in struct code_model to enum cmodel. In initializer change
18460 0 to NULL and add cast to enum type.
18462 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
18463 Change all callers. Issue a -Wc++-compat warning using
18464 lhs_origtype if necessary.
18465 (convert_for_assignment): Issue -Wc++-compat warnings about
18466 invalid conversions to enum type on assignment.
18467 * c-common.h (build_modify_expr): Update declaration.
18469 2009-04-24 Nick Clifton <nickc@redhat.com>
18471 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
18472 (function_arg_advance): Likewise.
18473 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
18476 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18478 * config/s390/constraints.md ('I', 'J'): Fix condition.
18480 2009-04-24 Diego Novillo <dnovillo@google.com>
18482 * gengtype-parse.c (parse_error): Add newline after message.
18484 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18486 * config/i386/sse.md (avxmodesuffixs): Removed.
18487 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18488 (*avx_pinsr<ssevecsize>): This.
18490 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18492 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18493 follow chains of regs with a single definition, and allow expressions
18494 that are function_invariant_p.
18495 (simple_rhs_p): Allow expressions that are function_invariant_p.
18497 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18499 PR middle-end/39867
18500 * fold-const.c (fold_cond_expr_with_comparison): When folding
18501 > and >= to MAX, make sure the MAX uses the same type as the
18502 comparison's operands.
18504 2009-04-24 Nick Clifton <nickc@redhat.com>
18506 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18507 addressing for DImode accesses.
18508 (frv_print_operand_address): Handle PLUS case.
18509 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18511 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18513 PR rtl-optimization/39794
18514 * alias.c (canon_true_dependence): Add x_addr argument.
18515 * rtl.h (canon_true_dependence): Adjust prototype.
18516 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18517 * cselib.c (cselib_invalidate_mem): Likewise.
18518 * gcse.c (compute_transp): Likewise.
18519 * dse.c (scan_reads_nospill): Likewise.
18520 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18521 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18522 canon_base_addr of the group, plus optional offset.
18523 (struct group_info): Rename canon_base_mem to
18525 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18526 canon_rtx of base_mem.
18528 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18530 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18531 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18533 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18535 * config/spu/spu-builtins.h: Delete file.
18537 * config/spu/spu.h (enum spu_builtin_type): Move here from
18539 (struct spu_builtin_description): Likewise. Add GTY marker.
18540 Do not use enum spu_function_code or enum insn_code.
18541 (spu_builtins): Add extern declaration.
18543 * config/spu/spu.c: Do not include "spu-builtins.h".
18544 (enum spu_function_code, enum spu_builtin_type_index,
18545 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18546 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18547 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18548 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18549 (spu_builtin_types): Make static. Add GTY marker.
18550 (spu_builtins): Add extern declaration with GTY marker.
18551 Include "gt-spu.h".
18553 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18554 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18555 Check programmatically whether all parameters are scalar.
18557 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18559 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18561 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18562 assignment from the constructor either if the target is volatile.
18564 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18566 * config/arm/arm.md (insv): Do not share operands[0].
18568 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18570 * config/vxlib-tls.c (active_tls_threads): Delete.
18571 (delete_hook_installed): New.
18572 (tls_delete_hook): Don't delete the delete hook.
18573 (tls_destructor): Delete it here.
18574 (__gthread_set_specific): Adjust installing the delete hook.
18575 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18576 __gthread_leave_tsd_dtor_context.
18578 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18580 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18582 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18584 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18586 (alpha_rtx_costs): Ditto.
18587 (emit_unlikely_jump): Use add_reg_note.
18588 (emit_frame_store_1): Ditto.
18589 (alpha_expand_prologue): Ditto.
18590 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18591 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18593 2009-04-23 Nick Clifton <nickc@redhat.com>
18595 * config/v850/v850.md (epilogue): Remove suppressed code.
18596 (return): Rename to return_simple and remove test of frame size.
18597 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18598 to gen_return_simple.
18600 2009-04-22 Jing Yu <jingyu@google.com>
18603 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18605 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18608 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18609 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18610 value is a VECTOR_CST, the element type is the element type of the
18613 2009-04-22 DJ Delorie <dj@redhat.com>
18615 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18617 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18619 * alias.c (find_base_term): Move around LO_SUM case, so that
18620 CONST falls through into PLUS/MINUS handling.
18623 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18624 into 0, use omit_one_operand.
18626 2009-04-23 Ben Elliston <bje@au.ibm.com>
18628 * config/rs6000/linux-unwind.h (get_regs): Remove type
18629 puns. Change the type of `pc' to an array of unsigned ints and
18630 update all users. Constify frame24.
18632 2009-04-22 DJ Delorie <dj@redhat.com>
18634 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18635 declarations before code.
18636 (current_function_special_page_vector): Likewise.
18637 (m32c_expand_insv): Silence a warning.
18639 2009-04-21 Taras Glek <tglek@mozilla.com>
18641 * alias.c: Update GTY annotations to new syntax.
18642 * basic-block.h: Likewise.
18643 * bitmap.h: Likewise.
18644 * c-common.h: Likewise.
18645 * c-decl.c: Likewise.
18646 * c-parser.c: Likewise.
18647 * c-pragma.c: Likewise.
18648 * c-tree.h: Likewise.
18649 * cfgloop.h: Likewise.
18650 * cgraph.h: Likewise.
18651 * config/alpha/alpha.c: Likewise.
18652 * config/arm/arm.h: Likewise.
18653 * config/avr/avr.h: Likewise.
18654 * config/bfin/bfin.c: Likewise.
18655 * config/cris/cris.c: Likewise.
18656 * config/darwin.c: Likewise.
18657 * config/frv/frv.c: Likewise.
18658 * config/i386/i386.c: Likewise.
18659 * config/i386/i386.h: Likewise.
18660 * config/i386/winnt.c: Likewise.
18661 * config/ia64/ia64.h: Likewise.
18662 * config/iq2000/iq2000.c: Likewise.
18663 * config/mips/mips.c: Likewise.
18664 * config/mmix/mmix.h: Likewise.
18665 * config/pa/pa.c: Likewise.
18666 * config/pa/pa.h: Likewise.
18667 * config/rs6000/rs6000.c: Likewise.
18668 * config/s390/s390.c: Likewise.
18669 * config/sparc/sparc.c: Likewise.
18670 * config/xtensa/xtensa.c: Likewise.
18671 * cselib.h: Likewise.
18672 * dbxout.c: Likewise.
18673 * dwarf2out.c: Likewise.
18674 * except.c: Likewise.
18675 * except.h: Likewise.
18676 * fixed-value.h: Likewise.
18677 * function.c: Likewise.
18678 * function.h: Likewise.
18679 * gimple.h: Likewise.
18680 * integrate.c: Likewise.
18681 * optabs.c: Likewise.
18682 * output.h: Likewise.
18683 * real.h: Likewise.
18685 * stringpool.c: Likewise.
18686 * tree-data-ref.c: Likewise.
18687 * tree-flow.h: Likewise.
18688 * tree-scalar-evolution.c: Likewise.
18689 * tree-ssa-address.c: Likewise.
18690 * tree-ssa-alias.h: Likewise.
18691 * tree-ssa-operands.h: Likewise.
18692 * tree.c: Likewise.
18693 * tree.h: Likewise.
18694 * varasm.c: Likewise.
18695 * varray.h: Likewise.
18697 * coretypes.h: Do not define GTY macro if it is already defined.
18698 * doc/gty.texi: Update GTY documentation to new syntax.
18699 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18700 annotations on structs.
18701 * gengtype-parse.c: Likewise.
18703 2009-04-22 Mark Heffernan <meheff@google.com>
18705 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18707 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18709 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18712 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18714 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18715 the same as a PLUS without a shift. Increase the cost of a
18718 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18720 * Makefile.in: Update dependencies.
18721 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18722 * errors.h: Remove bogus comment about compatibility.
18723 (warning): Update declaration.
18724 * genautomata.c: Update all calls to warning.
18725 * gimple.c: Do not include errors.h. Include toplev.h.
18726 * tree-ssa-structalias.c: Do not include errors.h.
18727 * omega.c: Likewise.
18728 * tree-ssa-reassoc.c: Likewise.
18729 * config/spu/spu-c.c: Likewise.
18730 * config/spu/t-spu-elf: Update dependencies.
18732 2009-04-22 Richard Guenther <rguenther@suse.de>
18734 PR tree-optimization/39824
18735 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18736 make sure the types are compatible.
18738 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18741 * c-common.c (c_parse_error): Take a token_flags parameter.
18742 Use token_type for the token type instead.
18743 Pass token_flags to cpp_type2name.
18744 * c-common.h (c_parse_error): Update declaration.
18745 * c-parser.c (c_parser_error): Pass 0 as token flags.
18747 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18749 PR rtl-optimization/39580
18750 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18752 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18754 * function.c (expand_function_end): Do not emit a jump to the "naked"
18755 return label for fall-through returns.
18756 * except.c (sjlj_emit_function_exit): Always place the call to the
18757 unregister function at the location installed by expand_function_end.
18759 2009-04-22 Richard Guenther <rguenther@suse.de>
18761 PR tree-optimization/39845
18762 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18763 (gen_inbound_check): Likewise.
18765 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18767 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18769 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18770 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18772 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18774 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18775 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18776 shift counts to avoid out-of-bounds array accesses.
18778 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18780 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18781 (Pmode): Move above.
18783 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18785 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18786 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18787 GET_CODE macro. Use IN_RANGE macro where appropriate.
18788 * config/alpha/alpha.h: Ditto.
18789 * config/alpha/alpha.md: Ditto.
18790 * config/alpha/constraints.md: Ditto.
18791 * config/alpha/predicates.md: Ditto.
18793 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18795 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18796 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18797 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18798 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18799 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18800 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18801 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18802 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18803 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18804 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18805 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18806 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18807 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18808 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18809 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18810 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18811 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18812 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18813 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18814 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18815 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18816 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18817 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18818 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18819 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18820 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18821 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18823 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18825 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18826 references from comments.
18827 * cfgbuild.c: (count_basic_blocks): Delete.
18828 (find_basic_blocks_1): Delete.
18829 (find_basic_blocks): Delete.
18830 * except.c (finish_eh_generation): Make static. Move comment from
18831 except.h here. Remove find_basic_blocks references from comments.
18832 * except.h (finish_eh_generation): Delete.
18833 * basic-block.h (find_basic_blocks): Delete.
18834 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18836 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18838 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18839 (sdbout_parms): Likewise.
18841 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18843 * config/sh/sh.c (prepare_cbranch_operands): Use
18844 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18845 (expand_cbranchdi4): Likewise.
18846 (from_compare): Add cast to enum type.
18847 (expand_cbranchsi4): Use add_reg_note.
18848 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18849 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18850 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18851 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18852 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18853 instead of CODE_FOR_nothing.
18854 (cbranchdi4): Likewise. Fix the order of arguments for
18856 (push_fpscr): Use add_reg_note.
18857 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18858 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18860 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18862 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18863 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18864 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18865 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18866 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18867 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18868 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18869 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18870 config/alpha/x-vms, config/arc/t-arc,
18871 config/arm/README-interworking, config/arm/arm-c.c,
18872 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18873 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18874 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18875 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18876 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18877 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18878 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18879 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18880 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18881 config/cris/t-elfmulti, config/crx/t-crx,
18882 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18883 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18884 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18885 config/h8300/t-h8300, config/i386/athlon.md,
18886 config/i386/darwin-libgcc.10.4.ver,
18887 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18888 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18889 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18890 config/i386/t-linux64, config/i386/t-nwld,
18891 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18892 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18893 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18894 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18895 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18896 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18897 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18898 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18899 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18900 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18901 config/m68k/t-uclinux, config/mcore/t-mcore,
18902 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18903 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18904 config/mips/crtn.asm, config/mips/irix-crti.asm,
18905 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18906 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18907 config/mips/mips-fixed.md, config/mips/sb1.md,
18908 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18909 config/mips/t-iris6, config/mips/t-isa3264,
18910 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18911 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18912 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18913 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18914 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18915 config/mn10300/t-linux, config/mn10300/t-mn10300,
18916 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18917 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18918 config/picochip/libgccExtras/clzsi2.asm,
18919 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18920 config/rs6000/darwin-libgcc.10.4.ver,
18921 config/rs6000/darwin-libgcc.10.5.ver,
18922 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18923 config/rs6000/t-aix43, config/rs6000/t-aix52,
18924 config/rs6000/t-darwin, config/rs6000/t-fprules,
18925 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18926 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18927 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18928 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18929 config/rs6000/t-rtems, config/rs6000/t-spe,
18930 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18931 config/score/t-score-elf, config/sh/divcost-analysis,
18932 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18933 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18934 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18935 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18936 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18937 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18938 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18939 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18940 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18941 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18942 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18943 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18944 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18945 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18946 * config/h8300/genmova.sh: Include copyright and license notices
18947 in generated output.
18948 * config/h8300/mova.md: Regenerate.
18949 * doc/install.texi2html: Include word "Copyright" in copyright
18950 notice and use name "Free Software Foundation, Inc.".
18951 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18952 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18953 ChangeLog-2007, ChangeLog-2008: Correct dates.
18955 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18957 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18958 NE_EXPR operations as well.
18959 * c-parser.c (c_parser_condition): Do not set location information on
18961 (c_parser_conditional_expression): Likewise.
18962 (c_parser_binary_expression): Set location information on operators.
18963 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18964 TRUTH_NOT_EXPR has been folded.
18965 * fold-const.c (fold_truth_not_expr): Copy location information from
18966 the incoming expression to the outgoing one.
18967 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18968 recursive calls on the LHS of the operator but pass that of the
18969 operator to recursive calls on the RHS of the operator. Set it
18971 (shortcut_cond_expr): Set the locus of the operator on the second
18972 COND_EXPR and that of the expression on the first in degenerate cases.
18973 Pass the locus of the expression to calls to shortcut_cond_r.
18974 Set the locus of the 'then' block on the associated jump, if any.
18975 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18976 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18977 expression to call to gimplify_boolean_expr.
18979 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18981 * config.gcc: Add additional configuration for
18982 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18983 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18984 (CPP_SPEC): Redefine for allowing -municode option.
18985 (STARTFILE_SPEC): Likewise.
18986 * config/i386/t-mingw-w64: New.
18987 * config/i386/mingw-w64.opt: New.
18988 (municode): Add new target option.
18989 * doc/invoke.texi (municode): Add documentation for new option.
18991 2009-04-21 Ian Lance Taylor <iant@google.com>
18993 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18994 Correct test for number of arguments.
18995 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18997 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18999 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
19000 argument of emit_library_call.
19002 2009-04-21 Richard Guenther <rguenther@suse.de>
19004 PR middle-end/39829
19005 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
19006 inside VIEW_CONVERT_EXPRs.
19008 2009-04-21 Martin Jambor <mjambor@suse.cz>
19010 * tree-switch-conversion.c (build_constructors): Split a long line.
19011 (constructor_contains_same_values_p): New function.
19012 (build_one_array): Create assigns of constants if possible, do not
19013 call mark_sym_for_renaming, call update_stmt.
19014 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
19015 make_rename_temp. Do not call mark_symbols_for_renaming, call
19017 (gen_def_assigns): Do not call mark_symbols_for_renaming or
19018 find_new_referenced_vars, call update_stmt.
19019 (gen_inbound_check): Use create_tmp_var and create ssa names manually
19020 instead of calling make_rename_temp. Do not call
19021 find_new_referenced_vars or mark_symbols_for_renaming, call
19024 2009-04-21 Richard Guenther <rguenther@suse.de>
19026 PR tree-optimization/39827
19027 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
19028 (tree_ssa_phiprop): Pass the correct array size.
19030 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
19032 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
19034 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
19037 * c-typeck.c (lvalue_p): Move declaration ...
19038 * c-common.h (lvalue_p): ... to here.
19039 * c-common.c (candidate_equal_p): New.
19040 (add_tlist): Use it.
19041 (merge_tlist): Use it.
19042 (warn_for_collisions_1): Likewise.
19043 (warning_candidate_p): Accept more candidates.
19044 (verify_tree): A warning candidate can be an expression. Use
19047 2009-04-21 Ben Elliston <bje@au.ibm.com>
19050 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
19051 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
19052 options. Remove -mcall-solaris documentation.
19054 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19057 * doc/invoke.texi (-Wlong-long): Update description.
19058 * c-lex (interpret_integer): Only warn if there was no previous
19059 overflow and -Wlong-long is enabled.
19060 * c-decl.c (declspecs_add_type): Drop redundant flags.
19061 * c.opt (Wlong-long): Init to -1.
19062 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
19063 and front-end warn_long_long. Wlong-long only depends on other
19064 flags if it is uninitialized.
19065 * c-parser.c (disable_extension_diagnostics): warn_long_long is
19066 the same for CPP and FE.
19067 (restore_extension_diagnostics): Likewise.
19069 2009-04-20 Ian Lance Taylor <iant@google.com>
19071 Fix enum conversions which are invalid in C++:
19072 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
19073 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
19074 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
19075 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
19076 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
19077 (dbxout_parms): Likewise.
19078 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
19079 (df_clear_flags): Likewise.
19080 * df-problems.c (df_rd_bb_local_compute_process_def): Change
19081 top_flag parameter to int.
19082 (df_chain_create_bb_process_use): Likewise.
19083 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
19085 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
19086 (df_ref_create_structure, df_def_record_1): Likewise.
19087 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
19088 (df_notes_rescan): Change 0 to VOIDmode in function call.
19089 (df_get_call_refs, df_insn_refs_collect): Likewise.
19090 (df_bb_regs_collect): Likewise.
19091 (df_entry_block_defs_collect): Likewise.
19092 (df_exit_block_uses_collect): Likewise.
19093 * df.h: Update declarations.
19094 * double-int.c (double_int_divmod): Add cast to enum type.
19095 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
19096 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
19097 (based_loc_descr): Likewise.
19098 (loc_descriptor_from_tree_1): Change first_op and second_op to
19099 enum dwarf_location_atom. Add cast to enum type.
19100 * expmed.c (init_expmed): Change 0 to SET in function call.
19101 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
19102 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
19103 (do_store_flag): Likewise.
19104 * fixed-value.h (struct fixed_value): Change mode to enum
19106 * function.c (assign_parms): Change 0 to VOIDmode in function call.
19107 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
19109 (insert_insn_decl, insert_decl, insert_state): Likewise.
19110 (automata_list_finish): Likewise.
19111 * genrecog.c (process_define_predicate): Add cast to enum type.
19112 * gensupport.c (init_predicate_table): Add cast to enum type.
19113 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
19115 (gimple_build_call_1, gimple_build_label): Likewise.
19116 (gimple_build_goto, gimple_build_asm_1): Likewise.
19117 (gimple_build_switch_1, gimple_build_cdt): Likewise.
19118 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
19119 (enum fallback): Rename from enum fallback_t.
19120 (fallback_t): Typedef as int.
19121 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
19122 GSI_SAME_STMT in function call.
19123 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
19125 (setup_reg_class_relations): Likewise.
19126 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
19127 (setup_prohibited_class_mode_regs): Add cast to enum type.
19128 (setup_prohibited_mode_move_regs): Likewise.
19129 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
19130 (record_address_regs): Change i to enum reg_class.
19131 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
19132 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
19133 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
19134 (GET_MODE_2XWIDER_MODE): Likewise.
19135 (GET_CLASS_NARROWEST_MODE): Likewise.
19136 * omp-low.c (expand_omp_for): Add cast to enum type.
19137 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
19138 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
19139 * postreload.c (reload_cse_simplify_operands): Change rclass local
19141 * predict.c (combine_predictions_for_insn): Change best_predictor
19142 and predictor to enum br_predictor.
19143 (combine_predictions_for_bb): Likewise.
19144 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
19145 use SET_PREDICT_EXPR_OUTCOME.
19146 * real.c (real_arithmetic): Change icode to code in function call.
19147 * reginfo.c (init_move_cost): Add casts to enum type.
19148 (init_reg_sets_1, init_fake_stack_mems): Likewise.
19149 * regmove.c (regclass_compatible_p): Change class0 and class1 to
19151 * reload.c (find_valid_class): Add casts to enum type.
19152 (push_reload): Change 0 to NO_REGS in function call.
19153 (find_reloads): Change this_alternative to array of enum
19154 reg_class. Remove some now-unnecessary casts.
19155 (make_memloc): Change 0 to VOIDmode in function call.
19156 * reload1.c (reload): Change 0 to VOIDmode in function call.
19157 (eliminate_regs_1, elimination_effects): Likewise.
19158 (eliminate_regs_in_insn): Likewise.
19159 (emit_input_reload_insns): Add cast to enum type.
19160 (delete_output_reload): Change 0 to VOIDmode in function call.
19161 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
19162 to enum type in function call.
19163 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
19164 (SET_PREDICT_EXPR_OUTCOME): Define.
19165 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
19166 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
19167 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
19168 (dump_function): Likewise.
19169 * tree-dump.h: Update declarations.
19170 * tree-pass.h: Update declarations.
19171 * varasm.c (assemble_integer): Change mclass to enum mode_class.
19172 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
19174 (arm_rtx_costs_1): Correct parenthesization.
19175 (arm_rtx_costs): Add casts to enum type.
19176 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
19177 (vfp_emit_fstmd): Use add_rg_note.
19178 (emit_multi_reg_push, emit_sfm): Likewise.
19179 (thumb_set_frame_pointer): Likewise.
19180 (arm_expand_prologue): Likewise.
19181 (arm_regno_class): Change return type to enum reg_class.
19182 (thumb1_expand_prologue): Use add_reg_note.
19183 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
19184 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
19186 * config/arm/gentune.sh: Add cast to enum type.
19187 * config/arm/arm-tune.md: Rebuild.
19188 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
19189 (ix86_split_fp_branch, predict_jump): Likewise.
19190 (ix86_expand_multi_arg_builtin): Change sub_code from enum
19191 insn_code to enum rtx_code.
19192 (ix86_builtin_vectorized_function): Add cast to enum type.
19193 * config/i386/i386.md (truncdfsf2): Change slot to enum
19195 (truncxf<mode>2, isinf<mode>2): Likewise.
19196 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
19198 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
19199 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
19200 (insert_bundle_state): Change 1 to INSERT in function call.
19201 (ia64_add_bundle_selector_before): Likewise.
19202 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
19203 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
19204 (restore_stack_nonlocal): Likewise.
19205 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
19207 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
19209 (mips_rtx_costs): Likewise.
19210 (mips_override_options): Add casts to enum type.
19211 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
19213 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
19214 (store_reg, set_reg_plus_d): Likewise.
19215 (hppa_expand_prologue, hppa_profile_hook): Likewise.
19216 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19218 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
19220 (emit_unlikely_jump): Use add_reg_note.
19221 (rs6000_emit_allocate_stack): Likewise.
19222 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
19223 (output_toc): Change 1 to INSERT in function call.
19224 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
19225 (rs6000_initialize_trampoline): Likewise.
19226 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
19228 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
19229 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
19230 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
19231 (save_gprs): Use add_reg_note.
19232 (s390_emit_prologue): Likewise.
19233 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19234 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
19235 (sparc_fold_builtin): Add cast to enum type.
19236 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
19238 (spu_expand_prologue): Use add_reg_note.
19239 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
19241 2009-04-20 Ian Lance Taylor <iant@google.com>
19243 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
19244 (c_parser_postfix_expression_after_primary): Get VEC for list of
19245 arguments. Get original types of arguments. Call
19246 build_function_call_vec.
19247 (cached_expr_list_1, cached_expr_list_2): New static variables.
19248 (c_parser_expr_list): Change return type to VEC *. Add
19249 p_orig_types parameter. Change all callers.
19250 (c_parser_release_expr): New static function.
19251 (c_parser_vec_to_tree_list): New static function.
19252 * c-typeck.c (build_function_call): Rewrite to build a VEC and
19253 call build_function_call_vec.
19254 (build_function_call_vec): New function, based on old
19255 build_function_call.
19256 (convert_arguments): Remove nargs and argarray parameters. Change
19257 values to a VEC. Add origtypes parameter.
19258 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
19259 (convert_for_assignment): Add origtype parameter. Change all
19260 callers. If warn_cxx_compat, check for conversion to an enum
19261 type when calling a function.
19262 (store_init_value): Add origtype parameter. Change all callers.
19263 (digest_init): Likewise.
19264 (struct init_node): Add origtype field.
19265 (add_pending_init): Add origtype parameter. Change all callers.
19266 (output_init_element): Likewise.
19267 (output_pending_init_elements): Pass origtype from init_node to
19268 output_init_element.
19269 (process_init_element): Pass origtype from c_expr to
19270 output_init_element.
19271 (c_finish_return): Add origtype parameter. Change all callers.
19272 * c-common.c (sync_resolve_size): Change params to VEC *. Change
19274 (sync_resolve_params): Likewise.
19275 (sync_resolve_return): Change params to first_param. Change caller.
19276 (resolve_overloaded_builtins): Change params to VEC *. Change
19277 callers. Save first parameter around call to build_function_call_vec.
19278 * c-decl.c (finish_decl): Add origtype parameter. Change all
19279 callers. Call build_function_call_vec rather than
19280 build_function_call for cleanup.
19281 * c-tree.h: Update declarations.
19282 * c-common.h: Update declarations.
19283 * stub-objc.c (objc_rewrite_function_call): Change parameter from
19284 params to first_param.
19285 * target.h (struct gcc_target): Change resolve_overloaded_builtin
19286 params parameter from tree to void *.
19287 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19288 Change arglist parameter to have type void *, and to be a pointer
19290 * config/rs6000/rs6000-protos.h
19291 (altivec_resolve_overloaded_builtin): Update declaration.
19292 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
19293 fnargs parameter to have type void *, and to be a pointer to a
19294 VEC. Call build_function_call_vec instead of
19295 build_function_call.
19296 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
19298 2009-04-20 Joey Ye <joey.ye@intel.com>
19299 Xuepeng Guo <xuepeng.guo@intel.com>
19300 H.J. Lu <hongjiu.lu@intel.com>
19302 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
19304 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
19305 (IX86_LEA_PRIORITY): Likewise.
19306 (distance_non_agu_define): New function.
19307 (distance_agu_use): Likewise.
19308 (ix86_lea_for_add_ok): Likewise.
19309 (ix86_dep_by_shift_count): Likewise.
19311 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
19312 should split for LEA.
19314 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
19316 (ix86_dep_by_shift_count): Likewise.
19318 2009-04-20 Richard Guenther <rguenther@suse.de>
19320 * expr.c (handled_component_p): Move ...
19321 * tree.h (handled_component_p): ... here.
19322 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
19323 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
19324 and REALPART_EXPR to be in one group.
19326 2009-04-20 Richard Guenther <rguenther@suse.de>
19328 * basic-block.h (get_all_dominated_blocks): Declare.
19329 * dominance.c (get_all_dominated_blocks): New function.
19330 * tree-cfg.c (get_all_dominated_blocks): Remove.
19331 (remove_edge_and_dominated_blocks): Adjust.
19332 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
19333 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
19334 instead of recursing.
19336 2009-04-20 Doug Kwan <dougkwan@google.com>
19338 * cgraph.h (cgraph_node_ptr): New type for vector functions.
19339 (struct cgraph_node_set_def): New type.
19340 (cgraph_node_set) New type. Also declare vector functions.
19341 (struct cgraph_node_set_element_def): New type.
19342 (cgraph_node_set_element): Ditto.
19343 (cgraph_node_set_iterator): New iterator type.
19344 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
19345 cgraph_node_set_remove, dump_cgraph_node_set,
19346 debug_cgraph_node_set): New prototypes.
19347 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
19348 cgraph_node_set_size): New inlines.
19349 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
19350 including cgraph.h.
19351 (struct ipa_opt_pass): Add struct cgraph_node_set_def
19352 argument to function 'write_summary'.
19353 * ipa.c: Include ggc.h.
19354 (hash_cgraph_node_set_element,
19355 eq_cgraph_node_set_element, cgraph_node_set_new,
19356 cgraph_node_set_add, cgraph_node_set_remove,
19357 cgraph_node_set_find, dump_cgraph_node_set,
19358 debug_cgraph_node_set): New functions.
19359 * Makefile.in (ipa.o): Add dependency on GGC_H.
19361 2009-04-20 Ira Rosen <irar@il.ibm.com>
19363 PR tree-optimization/39675
19364 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
19365 check of the return code of vect_schedule_slp. Check that
19366 stmt_vec_info still exists for the statement, before checking its
19367 vectorization type.
19369 2009-04-20 Michael Matz <matz@suse.de>
19371 * Makefile.in (generated_files): Take out $(simple_generated_c).
19373 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
19375 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
19376 (UINTPTR_TYPE): Likewise.
19378 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19381 * c-typeck.c (digest_init): Check for initializing an array with a
19384 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19387 * c-semantics.c (pop_stmt_list): Propagate
19388 STATEMENT_LIST_HAS_LABEL to parent statement list.
19390 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
19392 * config/mips/mips.h (mips_tune_attr): New macro.
19393 * config/mips/mips.md (cpu): Use it.
19395 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19398 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
19401 2009-04-19 Diego Novillo <dnovillo@google.com>
19403 * toplev.c (compile_file): Move call to coverage_finish ...
19404 * cgraphunit.c (ipa_passes): ... here.
19405 Call cgraph_process_new_functions.
19406 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
19407 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
19409 2009-04-19 Jan Hubicka <jh@suse.cz>
19411 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
19413 (dump_cgraph_node): Dump can throw external flag.
19414 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
19416 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19420 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
19421 * common.opt (Wlogical-op): Move from here...
19422 * c.opt (Wlogical-op): ... to here.
19423 * c-typeck.c (parser_build_binary_op): Update call to
19424 warn_logical_operator.
19425 * c-opts.c (c_common_post_options): Enable warn_logical_op with
19427 * c-common.c (warn_logical_op): Update.
19428 * c-common.h (warn_logical_op): Update declaration.
19430 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
19432 * tree.c (protected_set_expr_location): Fix formatting.
19434 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19437 * c-typeck.c (readonly_warning): new.
19438 (build_unary_op, build_modify_expr): Use readonly_warning for
19439 storing into something readonly but not const-qualified.
19441 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19444 * c-typeck.c (build_unary_op): Check for taking address of
19445 expression of type void.
19447 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19450 * c-typeck.c (build_function_call): Check for calling a function
19451 with qualified void return types. Call require_complete_type when
19454 2009-04-18 Jan Hubicka <jh@suse.cz>
19456 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
19458 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
19459 can_throw_external flag.
19460 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
19461 * ipa-pure-const.c (ignore_edge): New function.
19462 (propagate): Compute order for NOTHROW computation; set NOTHROWs
19463 only over can_throw_external edges.
19464 (local_pure_const): Add nothrow flag.
19465 * ipa-utils.c (searchc): Add ignore_edge callback.
19466 (ipa_utils_reduced_inorder): Add ignore_edge callback.
19467 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
19468 (set_nothrow_function_flags): Update cgraph.
19469 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
19471 2009-04-18 Richard Guenther <rguenther@suse.de>
19473 PR middle-end/39804
19474 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
19475 (fold_stmt): ... this and ...
19476 (fold_stmt_inplace): ... this.
19477 (fold_stmt_1): Fold references in calls and asms.
19478 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19480 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19482 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19483 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19485 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19487 * tree.c (function_args_count): Remove.
19488 * tree.h: Remove the prototype for function_args_count.
19490 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19492 * tree-iterator.c (expr_only): Remove.
19493 * tree.h: Remove the prototype for expr_only.
19495 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19497 * reginfo.c (cannot_change_mode_set_regs): Remove.
19498 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19500 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19502 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19503 whether operands 0 and 1 overlaps.
19505 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19507 PR middle-end/36902
19508 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19509 pointer. Use warning_at instead of warning.
19510 (search_for_addr_array): Likewise.
19511 (check_array_bounds): Likewise.
19512 (check_all_array_refs): Check that the incoming edge is not in the
19513 list of edges to be removed.
19514 (check_all_array_refs): Avoid the temporal pointer.
19515 (vrp_visit_cond_stmt): Fix typo.
19516 (simplify_switch_using_ranges): Handle the case where the switch
19517 index is an integer constant.
19519 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19521 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19523 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19525 * doc/extend.texi, doc/invoke.texi: Fix typos.
19527 2009-04-17 Cary Coutant <ccoutant@google.com>
19529 * tree-flow-inline.h (get_lineno): Fix inverted test.
19531 2009-04-17 Diego Novillo <dnovillo@google.com>
19533 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19534 assertion for AVAIL_OUT.
19536 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19539 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19540 * config/sh/linux-atomic.asm: Likewise.
19542 2009-04-17 Diego Novillo <dnovillo@google.com>
19544 * except.c (debug_eh_tree): New.
19545 (struct eh_region, struct eh_status): Move ...
19546 * except.h: ... here.
19547 (add_type_for_runtime): Declare extern.
19548 (lookup_type_for_runtime): Likewise.
19549 (debug_eh_tree): Declare.
19550 * Makefile.in (GTFILES): List except.h before except.c
19552 2009-04-17 Diego Novillo <dnovillo@google.com>
19554 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19555 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19556 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19557 (find_vars_r): ... here.
19558 * tree-flow.h (find_referenced_vars_in): Declare.
19559 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19560 that AVAIL_OUT exists for BLOCK.
19561 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19562 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19563 (tree-parloops.o): Likewise.
19565 2009-04-17 Simon Baldwin <simonb@google.com>
19567 * toplev.c (default_tree_printer): Add handling for %E format.
19569 2009-04-17 Diego Novillo <dnovillo@google.com>
19571 * tree-pretty-print.c (dump_generic_node): Add break after
19572 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19573 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19574 FUNCTION_TYPE together. Call print_struct_decl when printing
19575 structures and TDF_SLIM is not given.
19576 (print_struct_decl): Fix logic for detecting recursion.
19578 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19581 * gcc.c (create_at_file): New.
19582 (compile_input_file_p): New.
19583 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19584 * main.c (main): Update call to toplev_main.
19585 * toplev.c (toplev_main): Change signature. Call expandargv.
19586 * toplev.h (toplev_main): Change signature.
19588 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19590 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19591 if the latter is not constant.
19593 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19595 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19597 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19599 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19600 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19602 2009-04-17 Richard Guenther <rguenther@suse.de>
19604 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19605 Handle component references view-converting an invariant address.
19607 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19609 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19610 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19611 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19612 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19613 Use @deftypevr rather than @deftypevar.
19615 2009-04-17 Richard Guenther <rguenther@suse.de>
19617 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19618 (get_prop_source_stmt): Likewise.
19619 (can_propagate_from): Likewise.
19621 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19623 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19624 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19625 (--with-multilib-list): Add default value.
19626 * configure: Regenerate.
19627 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19628 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19629 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19630 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19631 Don't add default cpu to multilib list unnecessarily, but do enable
19632 the relevant compiler option..
19633 Add support for --with-multilib-list=<blank> and
19634 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19635 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19636 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19637 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19638 TM_MULTILIB_CONFIG.
19639 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19640 (MULTILIB_OSDIRNAMES): New variable.
19641 * config/sh/t-1e: Delete file.
19642 * config/sh/t-mlib-sh1: Delete file.
19643 * config/sh/t-mlib-sh2: Delete file.
19644 * config/sh/t-mlib-sh2a: Delete file.
19645 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19646 * config/sh/t-mlib-sh2a-single: Delete file.
19647 * config/sh/t-mlib-sh2a-single-only: Delete file.
19648 * config/sh/t-mlib-sh2e: Delete file.
19649 * config/sh/t-mlib-sh3e: Delete file.
19650 * config/sh/t-mlib-sh4: Delete file.
19651 * config/sh/t-mlib-sh4-nofpu: Delete file.
19652 * config/sh/t-mlib-sh4-single: Delete file.
19653 * config/sh/t-mlib-sh4-single-only: Delete file.
19654 * config/sh/t-mlib-sh4a: Delete file.
19655 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19656 * config/sh/t-mlib-sh4a-single: Delete file.
19657 * config/sh/t-mlib-sh4a-single-only: Delete file.
19658 * config/sh/t-mlib-sh4al: Delete file.
19659 * config/sh/t-mlib-sh5-32media: Delete file.
19660 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19661 * config/sh/t-mlib-sh5-64media: Delete file.
19662 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19663 * config/sh/t-mlib-sh5-compact: Delete file.
19664 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19665 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19666 * doc/install.texi (Options specification): Add
19667 --with-multilib-list and --with-endian.
19669 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19671 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19673 (OBJS-common): Add plugin-version.o.
19674 (plugin-version.o): New.
19675 * gcc-plugin.h (plugin_gcc_version): New.
19676 (plugin_default_version_check): New.
19677 (plugin_init_func, plugin_init): Add version argument.
19678 * plugin-version.c: New.
19679 * plugin.c (str_plugin_gcc_version_name): New.
19680 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19681 pass it to the init function.
19682 (plugin_default_version_check): New.
19684 2009-04-17 Richard Guenther <rguenther@suse.de>
19686 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19687 for decl-vs-decl disambiguation.
19689 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19691 * config/s390/s390.h (s390_tune_attr): New macro definition.
19692 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19694 2009-04-17 Richard Guenther <rguenther@suse.de>
19696 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19697 (fold_stmt_r): Likewise.
19698 (maybe_fold_reference): New function.
19699 (fold_gimple_assign): Handle cases fold_stmt_r did.
19700 (fold_stmt): Do not use fold_stmt_r.
19701 (fold_stmt_inplace): Likewise.
19703 2009-04-17 Richard Guenther <rguenther@suse.de>
19705 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19706 (record_equivalences_from_stmt): Remove useless checks and
19708 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19709 the type is already suitable.
19711 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19713 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19715 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19717 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19718 (CMPtype): Define as __gcc_CMPtype.
19720 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19722 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19723 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19725 2009-04-17 Richard Guenther <rguenther@suse.de>
19727 PR tree-optimization/39746
19728 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19729 special-casing for builtins and static variable use/def.
19730 (call_may_clobber_ref_p_1): Likewise.
19732 2009-04-16 Ian Lance Taylor <iant@google.com>
19734 * df.h: Include "timevar.h".
19735 (struct df_problem): Change tv_id field to timevar_id_t.
19736 * tree-pass.h: Include "timevar.h".
19737 (struct opt_pass): Change tv_id field to timevar_id_t.
19738 * timevar.h (timevar_id_t): Define TV_NONE.
19739 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19740 TV_NONE rather than tv_id != 0.
19741 (execute_one_pass): Likewise.
19742 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19743 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19744 dependencies to $(TREE_PASS_H).
19745 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19747 (pass_branch_target_load_optimize2): Likewise.
19748 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19749 (pass_outof_cfg_layout_mode): Likewise.
19750 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19751 (pass_rebuild_cgraph_edges): Likewise.
19752 (pass_remove_cgraph_callee_edges): Likewise.
19753 * df-core.c (pass_df_initialize_opt): Likewise.
19754 (pass_df_initialize_no_opt): Likewise.
19755 (pass_df_finish): Likewise.
19756 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19757 * except.c (pass_set_nothrow_function_flags): Likewise.
19758 (pass_convert_to_eh_region_ranges): Likewise.
19759 * final.c (pass_compute_alignments): Likewise.
19760 * function.c (pass_instantiate_virtual_regs): Likewise.
19761 (pass_init_function): Likewise.
19762 (pass_leaf_regs): Likewise.
19763 (pass_match_asm_constraints): Likewise.
19764 * gimple-low.c (pass_lower_cf): Likewise.
19765 (pass_mark_used_blocks): Likewise.
19766 * init-regs.c (pass_initialize_regs): Likewise.
19767 * integrate.c (pass_initial_value_sets): Likewise.
19768 * ira.c (pass_ira): Likewise.
19769 * jump.c (pass_cleanup_barriers): Likewise.
19770 * omp-low.c (pass_expand_omp): Likewise.
19771 (pass_lower_omp): Likewise.
19772 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19773 * recog.c (pass_split_all_insns): Likewise.
19774 (pass_split_after_reload): Likewise.
19775 (pass_split_before_regstack): Likewise.
19776 (pass_split_before_sched2): Likewise.
19777 (pass_split_for_shorten_branches): Likewise.
19778 * reginfo.c (pass_reginfo_init): Likewise.
19779 (pass_subregs_of_mode_init): Likewise.
19780 (pass_subregs_of_mode_finish): Likewise.
19781 * passes.c (pass_postreload): Likewise.
19782 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19783 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19784 (pass_warn_function_return): Likewise.
19785 (pass_warn_function_noreturn): Likewise.
19786 * tree-complex.c (pass_lower_complex): Likewise.
19787 (pass_lower_complex_O0): Likewise.
19788 * tree-if-conv.c (pass_if_conversion): Likewise.
19789 * tree-into-ssa.c (pass_build_ssa): Likewise.
19790 * tree-mudflap.c (pass_mudflap_1): Likewise.
19791 (pass_mudflap_2): Likewise.
19792 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19793 (pass_mudflap_2): Likewise.
19794 * tree-nrv.c (pass_return_slot): Likewise.
19795 * tree-object-size.c (pass_object_sizes): Likewise.
19796 * tree-optimize.c (pass_all_optimizations): Likewise.
19797 (pass_early_local_passes): Likewise.
19798 (pass_all_early_optimizations): Likewise.
19799 (pass_cleanup_cfg): Likewise.
19800 (pass_cleanup_cfg_post_optimizing): Likewise.
19801 (pass_free_datastructures): Likewise.
19802 (pass_free_cfg_annotations): Likewise.
19803 (pass_fixup_cfg): Likewise.
19804 (pass_init_datastructures): Likewise.
19805 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19806 (pass_late_warn_uninitialized): Likewise.
19807 (pass_update_address_taken): Likewise.
19808 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19809 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19810 (pass_cse_sincos): Likewise.
19811 (pass_convert_to_rsqrt): Likewise.
19812 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19813 * tree-stdarg.c (pass_stdarg): Likewise.
19814 * tree-tailcall.c (pass_tail_recursion): Likewise.
19815 (pass_tail_calls): Likewise.
19816 * tree-vect-generic.c (pass_lower_vector): Likewise.
19817 (pass_lower_vector_ssa): Likewise.
19818 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19820 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19822 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19824 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19826 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19827 logical and signext.
19829 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19832 * config/sh/predicates.md (arith_operand): Check if the operand
19833 of TRUNCATE is a REG.
19835 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19837 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19838 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19840 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19842 * tree-iterator.c (tsi_split_statement_list_after,
19843 tsi_split_statement_list_before): Remove.
19844 * tree-iterator.h: Remove the prototypes for
19845 tsi_split_statement_list_after and tsi_split_statement_list_before.
19847 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19849 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19850 * tree-ssa-propagate.h: Remove the prototype for
19851 stmt_makes_single_load.
19853 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19855 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19856 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19858 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19860 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19862 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19864 * except.c (eh_region_outer_p): Remove.
19865 * except.h: Remove the prototype for eh_region_outer_p.
19867 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19869 * function.c (current_function_assembler_name): Remove.
19870 * function.h: Remove the prototype for
19871 current_function_assembler_name.
19873 2009-04-16 Ian Lance Taylor <iant@google.com>
19875 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19876 (add_reg_note): Call alloc_reg_note.
19877 * rtl.h (alloc_reg_note): Declare.
19878 * combine.c (try_combine): Use alloc_reg_note.
19879 (recog_for_combine, move_deaths): Likewise.
19880 (distribute_notes): Use alloc_reg_note and add_reg_note.
19881 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19882 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19883 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19885 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19887 PR rtl-optimization/39762
19888 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19889 ira_may_move_out_cost): Add comments about way of their usage.
19890 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19892 * ira-conflicts.c (process_regs_for_copy): Use function
19893 ira_get_register_move_cost instead of global
19894 ira_register_move_cost.
19896 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19897 color_pass, move_spill_restore, update_curr_costs): Ditto.
19899 * ira-lives.c (process_single_reg_class_operands): Ditto.
19901 * ira-emit.c (emit_move_list): Ditto.
19903 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19904 (record_reg_classes): Ditto. Use functions
19905 ira_get_register_move_cost and ira_get_may_move_cost instead of
19906 global vars ira_register_move_cost, ira_may_move_out_cost and
19907 ira_may_move_in_cost.
19908 (record_address_regs): Don't call ira_init_register_move_cost.
19909 Use function ira_get_may_move_cost instead of global
19910 ira_may_move_in_cost.
19911 (process_bb_node_for_hard_reg_moves): Use function
19912 ira_get_register_move_cost instead of global ira_register_move_cost.
19913 (ira_costs): Don't call ira_init_register_move_cost.
19915 2009-04-16 Richard Guenther <rguenther@suse.de>
19917 * tree-cfg.c (verify_gimple_assign_binary):
19918 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19919 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19920 (create_general_new_stmt): Note that this function is broken.
19922 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19924 * common.opt (fhelp): Add Var(help_flag).
19925 * gcc-plugin.h (plugin_info): Add help.
19926 * plugin.c (plugin_name_args): Add help.
19927 (register_plugin_info): Set plugin->help.
19928 (print_help_one_plugin): New.
19929 (print_plugins_help): New.
19930 * plugin.h (print_plugins_help): New.
19931 * toplev.c (toplev_main): Call print_plugins_help if needed.
19933 2009-04-16 Richard Guenther <rguenther@suse.de>
19935 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19936 (gimple_ior_addresses_taken_1): New function.
19937 (gimple_ior_addresses_taken): Likewise.
19938 * gimple.h (struct gimple_statement_with_ops_base): Remove
19939 addresses_taken member.
19940 (gimple_ior_addresses_taken): Declare.
19941 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19942 gimple_set_addresses_taken): Remove.
19943 * ipa-reference.c (mark_address): New function.
19944 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19945 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19946 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19947 (gimple_add_to_addresses_taken): Remove.
19948 (get_tmr_operands): Call mark_address_taken.
19949 (get_asm_expr_operands): Likewise.
19950 (get_expr_operands): Likewise.
19951 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19952 (free_stmt_operands): Do not free it.
19953 * tree-ssa.c (delete_tree_ssa): Likewise.
19954 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19956 2009-04-16 Richard Guenther <rguenther@suse.de>
19958 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19959 (walk_stmt_load_store_ops): Likewise.
19960 * gimple.c (get_base_loadstore): New function.
19961 (walk_stmt_load_store_addr_ops): Likewise.
19962 (walk_stmt_load_store_ops): Likewise.
19963 * ipa-pure-const.c (check_op): Simplify.
19964 (check_load, check_store): New functions.
19965 (check_stmt): Use walk_stmt_load_store_ops.
19966 * ipa-reference.c (mark_load): Adjust signature.
19967 (mark_store): Likewise.
19968 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19970 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19972 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19973 (plugin_info): New.
19974 * opts.c (common_handle_option): Don't call print_version.
19975 * plugin.c (plugin_name_args): Add version.
19976 (register_plugin_info): New.
19977 (register_callback): Handle PLUGIN_INFO.
19978 (try_init_one_plugin): New.
19979 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19981 (finalize_one_plugin): New.
19982 (finalize_plugins): New.
19983 (print_one_plugin): New.
19984 (print_plugins_versions): New.
19985 * plugin.h (print_plugins_versions): New.
19986 (finalize_plugins): New.
19987 * toplev.c (compile_file): Don't call initialize_plugins.
19988 (print_version): Call print_plugins_versions.
19989 (toplev_main): Call initialize_plugins. Print version if needed.
19990 Call finalize_plugins.
19992 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19994 * common.opt (fversion): New.
19995 * gcc.c (print_version): New.
19996 (process_command): Don't print the version. Just set print_version.
19997 (main): Print version. Call subprocesses if print_version and
19998 verbose_flag are set.
19999 * opts.c (common_handle_option): Handle OPT_fversion.
20001 2009-04-16 Richard Guenther <rguenther@suse.de>
20002 Ira Rosen <irar@il.ibm.com>
20004 PR tree-optimization/39698
20005 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
20006 type of the reduction variable. Only generate the def if
20009 * omp-low.c (expand_omp_for_generic): When converting to a pointer
20010 make sure to first convert to an integer of the same precision.
20011 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
20012 the type of the evolution correctly in computing the new
20013 induction variable base.
20015 2009-04-16 Richard Guenther <rguenther@suse.de>
20017 PR middle-end/39625
20018 * tree-cfg.c (make_blocks): Split statements with to-be
20019 abnormal SSA names on the lhs.
20021 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
20023 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
20024 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
20025 * c-typeck.c (really_start_incremental_init): Likewise.
20026 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
20027 (TARGET_INITIALIZER): Remove it.
20028 * target.h (struct target): Remove vector_opaque_p.
20029 * tree.c (build_opaque_vector_type): New.
20030 * tree.h (TYPE_VECTOR_OPAQUE): New.
20031 (build_opaque_vector_type): Declare.
20032 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
20033 * config/rs6000/rs6000.c (build_opaque_vector_type,
20034 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
20035 (rs6000_init_builtins): Use build_opaque_vector_type for
20036 opaque_V4SI_type_node.
20038 2009-04-15 Catherine Moore <clm@codesourcery.com>
20040 * debug.h (set_name): Declare.
20041 * dwarf2out.c (dwarf2out_set_name): Declare.
20042 (dwarf2_debug_hooks): Add set_name.
20043 (find_AT_string): New.
20044 (add_AT_string): Call find_AT_string.
20045 (dwarf2out_set_name): New.
20046 * cp/decl.c (grokdeclarator): Call set_name.
20047 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
20048 * debug.c (do_nothing_debug_hooks): Likewise.
20049 * dbxout.c (dbx_debug_hooks): Likewise.
20050 * sdbout.c (sdb_debug_hooks): Likewise.
20052 2009-04-15 Michael Eager <eager@eagercon.com>
20054 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
20055 reg for single-precision FPU.
20056 * config/rs6000/rs6000.md (movsi_internal1): Only for
20057 !TARGET_SINGLE_FPU.
20058 (movsi_internal1_single): New. Add pattern to move SI values to/from
20059 single-precision FP regs.
20061 2009-04-15 Richard Guenther <rguenther@suse.de>
20063 * omp-low.c (lower_rec_input_clauses): Build correct address
20065 (expand_omp_for_generic): Fix multiplication type.
20066 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
20067 (generate_memset_zero): Fix types.
20068 * tree-profile.c (prepare_instrumented_value): Correctly
20071 2009-04-15 Ian Lance Taylor <iant@google.com>
20073 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
20074 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
20075 for -Wall and for -Wc++-compat.
20076 (c_common_post_options): For C++, set warn_enum_compare if not
20078 * c-tree.h (struct c_expr): Add field original_type.
20079 (build_external_ref): Update declaration.
20080 * c-parser.c (c_parser_braced_init): Set original_type.
20081 (c_parser_initelt): Likewise.
20082 (c_parser_expr_no_commas): Likewise.
20083 (c_parser_conditional_expression): Likewise.
20084 (c_parser_cast_expression): Likewise.
20085 (c_parser_unary_expression): Likewise. Pull setting of
20086 original_code to top of function.
20087 (c_parser_sizeof_expression): Set original_type.
20088 (c_parser_alignof_expression): Likewise.
20089 (c_parser_postfix_expression): Likewise. Pull setting of
20090 original_code to top of function.
20091 (c_parser_postfix_expression_after_paren_type): Set original_type.
20092 (c_parser_postfix_expression_after_primary): Likewise.
20093 (c_parser_expression): Likewise.
20094 * c-typeck.c (build_external_ref): Add type parameter. Change all
20096 (c_expr_sizeof_expr): Set original_type field.
20097 (parser_build_unary_op): Likewise.
20098 (parser_build_binary_op): Likewise. Optionally warn about
20099 comparisons of enums of different types.
20100 (digest_init): Set original_type field.
20101 (really_start_incremental_init): Likewise.
20102 (push_init_level, pop_init_level): Likewise.
20103 * doc/invoke.texi (Warning Options): -Wenum-compare now
20106 2009-04-15 Richard Guenther <rguenther@suse.de>
20108 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
20109 out a necessary conversion.
20110 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
20111 names we didn't value number.
20112 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
20114 2009-04-15 Richard Guenther <rguenther@suse.de>
20116 PR tree-optimization/39764
20117 * tree-ssa-ccp.c (get_value): Canonicalize value with
20118 canonicalize_float_value.
20120 2009-04-15 Jan Hubicka <jh@suse.cz>
20122 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
20123 Wrong version of patch.
20125 2009-04-15 Jan Hubicka <jh@suse.cz>
20127 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
20129 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
20131 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
20132 our distinct integral and vector types.
20134 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
20136 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
20137 * init.c (build_vtbl_address): Remove call to assemble_external.
20139 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
20141 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
20142 output for other floating point modes.
20144 2009-04-14 Diego Novillo <dnovillo@google.com>
20146 * diagnostic.c (diagnostic_report_diagnostic): Do not
20147 warn about loaded plugins for DK_ERROR and DK_WARNING.
20148 * c-decl.c (declspecs_add_type): Move call to
20149 invoke_plugin_callbacks ...
20150 * c-parser.c (c_parser_declspecs): ... here.
20151 * plugin.c (dump_active_plugins): Tidy output.
20153 2009-04-14 Diego Novillo <dnovillo@google.com>
20154 Le-Chun Wu <lcwu@google.com>
20156 * configure.ac: Add --enable-plugin support.
20157 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
20158 * Makefile.in (PLUGIN_H): Define.
20159 Export ENABLE_PLUGIN and GMPINC to site.exp.
20160 Add PLUGINLIBS to link command.
20161 Add/modify dependencies for plugin.o and files including plugin.h.
20163 * config.in: Regenerate.
20165 * opts.c (common_handle_option): Handle OPT_fplugin_ and
20168 2009-04-14 Le-Chun Wu <lcwu@google.com>
20170 * tree-pass.h (register_one_dump_file): Add a prototype for
20171 register_one_dump_file.
20172 * toplev.c (compile_file): Call initialize_plugins.
20173 (do_compile): Call invoke_plugin_callbacks.
20174 (toplev_main): Call invoke_plugin_callbacks.
20175 * common.opt: Add -fplugin= and -fplugin-arg-.
20176 * gcc-plugin.h: New public header file for plugins to include.
20177 * plugin.c: New source file.
20178 * plugin.h: New internal header file.
20179 * passes.c (register_one_dump_file): Make it external.
20181 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
20183 2009-04-14 Diego Novillo <dnovillo@google.com>
20185 * doc/plugins.texi: New.
20186 * doc/gccint.texi: Add reference to Plugins chapter.
20187 * doc/invoke.texi: Document -fplugin and -fplugin-arg
20188 * diagnostic.c (diagnostic_report_diagnostic): Warn about
20189 loaded plugins, if any.
20190 * timevar.def (TV_PLUGIN_INIT): Define.
20191 (TV_PLUGIN_RUN): Define.
20192 * plugin.c: Include timevar.h
20193 (plugins_active_p): New.
20194 (dump_active_plugins): New.
20195 (debug_active_plugins): New.
20197 2009-04-14 Joseph Myers <joseph@codesourcery.com>
20199 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
20201 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
20203 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
20205 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
20206 the same as a minus without a shift.
20208 2009-04-14 Nick Clifton <nickc@redhat.com>
20210 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
20211 comparisons with small integers will always produce a short
20214 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
20217 2008-12-19 Diego Novillo <dnovillo@google.com>
20219 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
20221 2009-04-14 Richard Guenther <rguenther@suse.de>
20223 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
20225 (verify_gimple_assign_binary): Likewise. Handle shifts and
20227 (verify_gimple_phi): Print the mismatched argument position.
20228 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20230 (vect_update_init_of_dr): Likewise.
20231 * matrix-reorg.c (transform_access_sites): Do what the
20233 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
20235 2009-04-13 Michael Eager <eager@eagercon.com>
20237 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
20238 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
20239 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
20240 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
20241 remove duplicate config
20243 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20245 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
20246 file_name:line_number type locator of the call site.
20248 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
20250 * genautomata.c: Put blank after comma.
20251 (automaton_decls): New.
20252 (struct unit_usage): Add comments to member next.
20253 (store_alt_unit_usage): Keep the list ordered.
20254 (unit_present_on_list_p, equal_alternatives_p): New.
20255 (check_regexp_units_distribution): Check units distribution
20256 correctness correctly.
20257 (main): Don't write automata if error is found. Return correct
20260 * config/m68k/cf.md (cfv4_ds): Remove.
20261 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
20262 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
20264 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
20265 power4-load-ext, power4-store, power4-store-update,
20266 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
20267 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
20268 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
20269 power4-sqrt, power4-isync): Modify reservation to make correct
20270 unit distribution to automata.
20272 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
20273 power5-store-update, power5-two, power5-three, power5-lmul,
20274 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
20276 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
20278 * except.c (pass_set_nothrow_function_flags): Set name and add
20280 (set_nothrow_function_flags): Mention in the dump file when
20281 changing a function to nothrow.
20283 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
20286 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
20287 instead of unsigned long.
20289 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20291 * config/arm/arm.c (return_used_this_function): Remove.
20292 (arm_output_function_prologue): Remove use of
20293 return_used_this_function.
20294 (output_return_instruction): Replace use of
20295 return_used_this_function
20296 by cfun->machine->return_used_this_function.
20297 (arm_output_epilogue): Likewise.
20298 (arm_output_function_epilogue): Likewise.
20299 (thumb_unexpanded_epilogue): Likewise.
20300 * config/arm/arm.h (struct machine_function):
20301 New member return_used_this_function.
20303 2009-04-12 Mark Mitchell <mark@codesourcery.com>
20305 * doc/install.texi: Correct description of default directory for
20306 --with-gxx-include-dir.
20308 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
20310 * fold-const.c (build_range_check): Properly deal with enumeral and
20311 boolean base types.
20313 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
20315 * doc/invoke.texi (max_gcse_passes): Remove documentation.
20316 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
20317 * params.h (MAX_GCSE_PASSES): Remove.
20318 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
20319 in sequence. Remove ability to run multiple passes.
20320 (bypass_jumps): Report run as third CPROP pass.
20322 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
20324 PR middle-end/39651
20325 * except.c (can_throw_external): Look at each insn in a SEQUENCE
20326 when deciding whether the whole SEQUENCE can throw.
20328 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
20331 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
20332 offseted label references.
20334 2009-04-11 Jan Hubicka <jh@suse.cz>
20336 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
20338 2009-04-11 Richard Guenther <rguenther@suse.de>
20340 PR middle-end/39732
20341 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
20342 return variables as TREE_ADDRESSABLE.
20344 2009-04-11 Richard Guenther <rguenther@suse.de>
20346 PR tree-optimization/39713
20347 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
20348 reference trees have SSA_NAME operands.
20350 2009-04-11 Richard Guenther <rguenther@suse.de>
20353 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
20354 address expressions.
20356 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
20358 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
20359 match changes in Cygwin 1.7
20360 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
20361 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
20363 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20365 PR tree-optimization/39701
20366 * doc/invoke.texi (Optimization Options): Document change in
20367 meaning and initialization of -fdelete-null-pointer-checks.
20369 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20371 PR middle-end/39701
20372 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
20374 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
20377 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
20379 2009-04-10 Chao-ying Fu <fu@mips.com>
20381 * doc/tm.texi (Instruction Output): Document
20382 TARGET_ASM_FINAL_POSTSCAN_INSN.
20383 * target.h (final_postscan_insn): New field in asm_out.
20384 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20385 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
20386 * final.c (final_scan_insn): Call
20387 targetm.asm_out.final_postscan_insn after outputting
20388 an asm macro and a normal instruction.
20390 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
20391 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
20392 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
20393 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
20394 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20396 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20398 PR middle-end/39701
20399 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
20400 variables as non-NULL even with -fdelete-null-pointer-checks.
20402 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20404 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
20406 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
20409 * config/i386/i386.c (classify_argument): Handle SCmode with
20410 (bit_offset % 64) != 0.
20412 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
20414 * doc/invoke.texi (Optimize Options): Add cross-reference to
20415 -Q --help=optimizers examples.
20417 2009-04-10 Ben Elliston <bje@au.ibm.com>
20420 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
20421 regalign for the reg == fpr and TDmode case.
20423 2009-04-09 David Ayers <ayers@fsfe.org>
20426 * objc/objc-act.c (warn_with_method): Remove helper function.
20427 (check_duplicates): Call warning and inform directly.
20428 (really_start_method): Likewise.
20430 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20432 * expmed.c (expand_divmod): Always use a comparison for a division
20433 by a large unsigned integer.
20435 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
20436 for things others than variables or functions as nonzero.
20438 2009-04-09 Nick Clifton <nickc@redhat.com>
20440 * unwind-compat.c: Change copyright header to refer to version
20441 3 of the GNU General Public License with version 3.1 of the
20442 GCC Runtime Library Exception and to point readers at the
20443 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
20444 * config/alpha/crtfastmath.c: Likewise.
20445 * config/alpha/linux-unwind.h: Likewise.
20446 * config/alpha/qrnnd.asm: Likewise.
20447 * config/alpha/vms-crt0-64.c: Likewise.
20448 * config/alpha/vms-crt0.c: Likewise.
20449 * config/alpha/vms-dwarf2.asm: Likewise.
20450 * config/alpha/vms-dwarf2eh.asm: Likewise.
20451 * config/alpha/vms-psxcrt0-64.c: Likewise.
20452 * config/alpha/vms-psxcrt0.c: Likewise.
20453 * config/alpha/vms_tramp.asm: Likewise.
20454 * config/arc/initfini.c: Likewise.
20455 * config/arc/lib1funcs.asm: Likewise.
20456 * config/arm/bpabi-v6m.S: Likewise.
20457 * config/arm/bpabi.S: Likewise.
20458 * config/arm/bpabi.c: Likewise.
20459 * config/arm/crti.asm: Likewise.
20460 * config/arm/crtn.asm: Likewise.
20461 * config/arm/ieee754-df.S: Likewise.
20462 * config/arm/ieee754-sf.S: Likewise.
20463 * config/arm/lib1funcs.asm: Likewise.
20464 * config/arm/libunwind.S: Likewise.
20465 * config/arm/linux-atomic.c: Likewise.
20466 * config/arm/mmintrin.h: Likewise.
20467 * config/arm/pr-support.c: Likewise.
20468 * config/arm/unaligned-funcs.c: Likewise.
20469 * config/arm/unwind-arm.c: Likewise.
20470 * config/arm/unwind-arm.h: Likewise.
20471 * config/avr/libgcc.S: Likewise.
20472 * config/bfin/crti.s: Likewise.
20473 * config/bfin/crtlibid.s: Likewise.
20474 * config/bfin/crtn.s: Likewise.
20475 * config/bfin/lib1funcs.asm: Likewise.
20476 * config/bfin/linux-unwind.h: Likewise.
20477 * config/cris/arit.c: Likewise.
20478 * config/cris/cris_abi_symbol.c: Likewise.
20479 * config/darwin-64.c: Likewise.
20480 * config/darwin-crt2.c: Likewise.
20481 * config/darwin-crt3.c: Likewise.
20482 * config/darwin.h: Likewise.
20483 * config/dbxelf.h: Likewise.
20484 * config/dfp-bit.c: Likewise.
20485 * config/dfp-bit.h: Likewise.
20486 * config/elfos.h: Likewise.
20487 * config/fixed-bit.c: Likewise.
20488 * config/fixed-bit.h: Likewise.
20489 * config/fp-bit.c: Likewise.
20490 * config/fp-bit.h: Likewise.
20491 * config/fr30/crti.asm: Likewise.
20492 * config/fr30/crtn.asm: Likewise.
20493 * config/fr30/lib1funcs.asm: Likewise.
20494 * config/freebsd-spec.h: Likewise.
20495 * config/frv/cmovd.c: Likewise.
20496 * config/frv/cmovh.c: Likewise.
20497 * config/frv/cmovw.c: Likewise.
20498 * config/frv/frvbegin.c: Likewise.
20499 * config/frv/frvend.c: Likewise.
20500 * config/frv/lib1funcs.asm: Likewise.
20501 * config/glibc-stdint.h: Likewise.
20502 * config/h8300/clzhi2.c: Likewise.
20503 * config/h8300/crti.asm: Likewise.
20504 * config/h8300/crtn.asm: Likewise.
20505 * config/h8300/ctzhi2.c: Likewise.
20506 * config/h8300/fixunssfsi.c: Likewise.
20507 * config/h8300/lib1funcs.asm: Likewise.
20508 * config/h8300/parityhi2.c: Likewise.
20509 * config/h8300/popcounthi2.c: Likewise.
20510 * config/i386/ammintrin.h: Likewise.
20511 * config/i386/att.h: Likewise.
20512 * config/i386/avxintrin.h: Likewise.
20513 * config/i386/biarch64.h: Likewise.
20514 * config/i386/bmmintrin.h: Likewise.
20515 * config/i386/cpuid.h: Likewise.
20516 * config/i386/cross-stdarg.h: Likewise.
20517 * config/i386/crtfastmath.c: Likewise.
20518 * config/i386/crtprec.c: Likewise.
20519 * config/i386/cygming-crtbegin.c: Likewise.
20520 * config/i386/cygming-crtend.c: Likewise.
20521 * config/i386/cygwin.asm: Likewise.
20522 * config/i386/emmintrin.h: Likewise.
20523 * config/i386/gmm_malloc.h: Likewise.
20524 * config/i386/gthr-win32.c: Likewise.
20525 * config/i386/i386.h: Likewise.
20526 * config/i386/immintrin.h: Likewise.
20527 * config/i386/linux-unwind.h: Likewise.
20528 * config/i386/linux64.h: Likewise.
20529 * config/i386/mm3dnow.h: Likewise.
20530 * config/i386/mmintrin-common.h: Likewise.
20531 * config/i386/mmintrin.h: Likewise.
20532 * config/i386/nmmintrin.h: Likewise.
20533 * config/i386/pmm_malloc.h: Likewise.
20534 * config/i386/pmmintrin.h: Likewise.
20535 * config/i386/smmintrin.h: Likewise.
20536 * config/i386/sol2-c1.asm: Likewise.
20537 * config/i386/sol2-ci.asm: Likewise.
20538 * config/i386/sol2-cn.asm: Likewise.
20539 * config/i386/sol2-gc1.asm: Likewise.
20540 * config/i386/tmmintrin.h: Likewise.
20541 * config/i386/unix.h: Likewise.
20542 * config/i386/w32-unwind.h: Likewise.
20543 * config/i386/wmmintrin.h: Likewise.
20544 * config/i386/x86-64.h: Likewise.
20545 * config/i386/x86intrin.h: Likewise.
20546 * config/i386/xmmintrin.h: Likewise.
20547 * config/ia64/crtbegin.asm: Likewise.
20548 * config/ia64/crtend.asm: Likewise.
20549 * config/ia64/crtfastmath.c: Likewise.
20550 * config/ia64/crti.asm: Likewise.
20551 * config/ia64/crtn.asm: Likewise.
20552 * config/ia64/fde-glibc.c: Likewise.
20553 * config/ia64/lib1funcs.asm: Likewise.
20554 * config/ia64/linux-unwind.h: Likewise.
20555 * config/ia64/quadlib.c: Likewise.
20556 * config/ia64/unwind-ia64.c: Likewise.
20557 * config/linux.h: Likewise.
20558 * config/m32c/m32c-lib1.S: Likewise.
20559 * config/m32c/m32c-lib2-trapv.c: Likewise.
20560 * config/m32c/m32c-lib2.c: Likewise.
20561 * config/m32r/initfini.c: Likewise.
20562 * config/m68hc11/larith.asm: Likewise.
20563 * config/m68hc11/m68hc11-crt0.S: Likewise.
20564 * config/m68k/cf.md: Likewise.
20565 * config/m68k/crti.s: Likewise.
20566 * config/m68k/crtn.s: Likewise.
20567 * config/m68k/lb1sf68.asm: Likewise.
20568 * config/m68k/linux-unwind.h: Likewise.
20569 * config/mcore/crti.asm: Likewise.
20570 * config/mcore/crtn.asm: Likewise.
20571 * config/mcore/lib1.asm: Likewise.
20572 * config/mips/linux-unwind.h: Likewise.
20573 * config/mips/loongson.h: Likewise.
20574 * config/mips/mips16.S: Likewise.
20575 * config/mmix/crti.asm: Likewise.
20576 * config/mmix/crtn.asm: Likewise.
20577 * config/pa/fptr.c: Likewise.
20578 * config/pa/hpux-unwind.h: Likewise.
20579 * config/pa/lib2funcs.asm: Likewise.
20580 * config/pa/linux-atomic.c: Likewise.
20581 * config/pa/linux-unwind.h: Likewise.
20582 * config/pa/milli64.S: Likewise.
20583 * config/pa/quadlib.c: Likewise.
20584 * config/pa/stublib.c: Likewise.
20585 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20586 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20587 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20588 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20589 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20590 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20591 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20592 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20593 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20594 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20595 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20596 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20597 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20598 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20599 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20600 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20601 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20602 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20603 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20604 * config/rs6000/750cl.h: Likewise.
20605 * config/rs6000/altivec.h: Likewise.
20606 * config/rs6000/biarch64.h: Likewise.
20607 * config/rs6000/crtresfpr.asm: Likewise.
20608 * config/rs6000/crtresgpr.asm: Likewise.
20609 * config/rs6000/crtresxfpr.asm: Likewise.
20610 * config/rs6000/crtresxgpr.asm: Likewise.
20611 * config/rs6000/crtsavfpr.asm: Likewise.
20612 * config/rs6000/crtsavgpr.asm: Likewise.
20613 * config/rs6000/darwin-asm.h: Likewise.
20614 * config/rs6000/darwin-fallback.c: Likewise.
20615 * config/rs6000/darwin-fpsave.asm: Likewise.
20616 * config/rs6000/darwin-ldouble.c: Likewise.
20617 * config/rs6000/darwin-tramp.asm: Likewise.
20618 * config/rs6000/darwin-unwind.h: Likewise.
20619 * config/rs6000/darwin-vecsave.asm: Likewise.
20620 * config/rs6000/darwin-world.asm: Likewise.
20621 * config/rs6000/e500crtres32gpr.asm: Likewise.
20622 * config/rs6000/e500crtres64gpr.asm: Likewise.
20623 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20624 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20625 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20626 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20627 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20628 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20629 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20630 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20631 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20632 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20633 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20634 * config/rs6000/eabi-ci.asm: Likewise.
20635 * config/rs6000/eabi-cn.asm: Likewise.
20636 * config/rs6000/eabi.asm: Likewise.
20637 * config/rs6000/linux-unwind.h: Likewise.
20638 * config/rs6000/linux64.h: Likewise.
20639 * config/rs6000/paired.h: Likewise.
20640 * config/rs6000/paired.md: Likewise.
20641 * config/rs6000/ppc64-fp.c: Likewise.
20642 * config/rs6000/ppu_intrinsics.h: Likewise.
20643 * config/rs6000/rs6000.h: Likewise.
20644 * config/rs6000/si2vmx.h: Likewise.
20645 * config/rs6000/sol-ci.asm: Likewise.
20646 * config/rs6000/sol-cn.asm: Likewise.
20647 * config/rs6000/spe.h: Likewise.
20648 * config/rs6000/spu2vmx.h: Likewise.
20649 * config/rs6000/sysv4.h: Likewise.
20650 * config/rs6000/tramp.asm: Likewise.
20651 * config/rs6000/vec_types.h: Likewise.
20652 * config/s390/linux-unwind.h: Likewise.
20653 * config/s390/tpf-unwind.h: Likewise.
20654 * config/score/crti.asm: Likewise.
20655 * config/score/crtn.asm: Likewise.
20656 * config/sh/crt1.asm: Likewise.
20657 * config/sh/crti.asm: Likewise.
20658 * config/sh/crtn.asm: Likewise.
20659 * config/sh/divtab-sh4-300.c: Likewise.
20660 * config/sh/divtab-sh4.c: Likewise.
20661 * config/sh/divtab.c: Likewise.
20662 * config/sh/lib1funcs-4-300.asm: Likewise.
20663 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20664 * config/sh/lib1funcs.asm: Likewise.
20665 * config/sh/lib1funcs.h: Likewise.
20666 * config/sh/linux-atomic.asm: Likewise.
20667 * config/sh/linux-unwind.h: Likewise.
20668 * config/sh/shmedia.h: Likewise.
20669 * config/sh/sshmedia.h: Likewise.
20670 * config/sh/ushmedia.h: Likewise.
20671 * config/sparc/crtfastmath.c: Likewise.
20672 * config/sparc/linux-unwind.h: Likewise.
20673 * config/sparc/sol2-c1.asm: Likewise.
20674 * config/sparc/sol2-ci.asm: Likewise.
20675 * config/sparc/sol2-cn.asm: Likewise.
20676 * config/spu/divmodti4.c: Likewise.
20677 * config/spu/divv2df3.c: Likewise.
20678 * config/spu/float_disf.c: Likewise.
20679 * config/spu/float_unsdidf.c: Likewise.
20680 * config/spu/float_unsdisf.c: Likewise.
20681 * config/spu/float_unssidf.c: Likewise.
20682 * config/spu/mfc_multi_tag_release.c: Likewise.
20683 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20684 * config/spu/mfc_tag_release.c: Likewise.
20685 * config/spu/mfc_tag_reserve.c: Likewise.
20686 * config/spu/mfc_tag_table.c: Likewise.
20687 * config/spu/multi3.c: Likewise.
20688 * config/spu/spu_internals.h: Likewise.
20689 * config/spu/spu_intrinsics.h: Likewise.
20690 * config/spu/spu_mfcio.h: Likewise.
20691 * config/spu/vec_types.h: Likewise.
20692 * config/spu/vmx2spu.h: Likewise.
20693 * config/stormy16/stormy16-lib2.c: Likewise.
20694 * config/svr4.h: Likewise.
20695 * config/sync.c: Likewise.
20696 * config/v850/lib1funcs.asm: Likewise.
20697 * config/vxlib-tls.c: Likewise.
20698 * config/vxlib.c: Likewise.
20699 * config/vxworks-dummy.h: Likewise.
20700 * config/xtensa/crti.asm: Likewise.
20701 * config/xtensa/crtn.asm: Likewise.
20702 * config/xtensa/ieee754-df.S: Likewise.
20703 * config/xtensa/ieee754-sf.S: Likewise.
20704 * config/xtensa/lib1funcs.asm: Likewise.
20705 * config/xtensa/lib2funcs.S: Likewise.
20706 * config/xtensa/linux-unwind.h: Likewise.
20707 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20708 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20709 * coretypes.h: Likewise.
20710 * crtstuff.c: Likewise.
20711 * defaults.h: Likewise.
20712 * dwarf2.h: Likewise.
20713 * emutls.c: Likewise.
20714 * gbl-ctors.h: Likewise.
20715 * gcov-io.h: Likewise.
20716 * ginclude/float.h: Likewise.
20717 * ginclude/iso646.h: Likewise.
20718 * ginclude/stdarg.h: Likewise.
20719 * ginclude/stdbool.h: Likewise.
20720 * ginclude/stddef.h: Likewise.
20721 * ginclude/stdfix.h: Likewise.
20722 * ginclude/stdint-gcc.h: Likewise.
20723 * ginclude/tgmath.h: Likewise.
20724 * gthr-aix.h: Likewise.
20725 * gthr-dce.h: Likewise.
20726 * gthr-gnat.c: Likewise.
20727 * gthr-gnat.h: Likewise.
20728 * gthr-lynx.h: Likewise.
20729 * gthr-mipssde.h: Likewise.
20730 * gthr-nks.h: Likewise.
20731 * gthr-posix.c: Likewise.
20732 * gthr-posix.h: Likewise.
20733 * gthr-posix95.h: Likewise.
20734 * gthr-rtems.h: Likewise.
20735 * gthr-single.h: Likewise.
20736 * gthr-solaris.h: Likewise.
20737 * gthr-tpf.h: Likewise.
20738 * gthr-vxworks.h: Likewise.
20739 * gthr-win32.h: Likewise.
20740 * gthr.h: Likewise.
20741 * libgcc2.c: Likewise.
20742 * libgcc2.h: Likewise.
20743 * libgcov.c: Likewise.
20744 * tsystem.h: Likewise.
20745 * typeclass.h: Likewise.
20746 * unwind-c.c: Likewise.
20747 * unwind-compat.h: Likewise.
20748 * unwind-dw2-fde-compat.c: Likewise.
20749 * unwind-dw2-fde-darwin.c: Likewise.
20750 * unwind-dw2-fde-glibc.c: Likewise.
20751 * unwind-dw2-fde.c: Likewise.
20752 * unwind-dw2-fde.h: Likewise.
20753 * unwind-dw2.c: Likewise.
20754 * unwind-dw2.h: Likewise.
20755 * unwind-generic.h: Likewise.
20756 * unwind-pe.h: Likewise.
20757 * unwind-sjlj.c: Likewise.
20758 * unwind.inc: Likewise.
20759 * config/arm/neon-gen.ml: Change generated copyright header to
20760 refer to version 3 of the GNU General Public License with
20761 version 3.1 of the GCC Runtime Library Exception and to point
20762 readers at the COPYING3 and COPYING3.RUNTIME files and the
20763 FSF's license web page.
20764 * config/arm/arm_neon.h: Regenerate.
20766 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20768 * config/cris/cris.md: Change copyright header to refer to version
20769 3 of the GNU General Public License.
20770 * doc/install.texi2html: Change copyright header to refer to version
20771 3 of the GNU General Public License and to point readers at the
20772 COPYING3 file and the FSF's license web page.
20773 * config/vax/linux.h: Likewise.
20775 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20777 * config/i386/i386.md (cmpcc): New.
20778 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20779 (sync_compare_and_swap_cc*): Delete.
20781 * config/s390/s390.c (s390_compare_emitted): Remove.
20782 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20783 s390_compare_emitted used to be handled. Assert that modes match.
20784 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20785 refer to sync_compare_and_swap_ccsi.
20786 * config/s390/s390.h (s390_compare_emitted): Remove.
20787 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20788 instead of s390_compare_emitted.
20789 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20790 instead of s390_compare_emitted.
20791 * config/s390/s390.md (cmpcc): New.
20792 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20793 CC_REGNUM, do not pretend it's set.
20794 (sync_compare_and_swap_cc*): Delete.
20795 * config/s390/predicates.md (cc_reg_operand): New.
20797 * expr.c (sync_compare_and_swap_cc): Delete.
20798 * optabs.h (sync_compare_and_swap_cc): Delete.
20799 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20800 is being used with can_compare_p.
20801 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20802 (find_cc_set): New.
20803 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20804 look for a MODE_CC set instead. Use emit_store_flag.
20805 (expand_compare_and_swap_loop): Likewise, with some additional
20806 complication to avoid a force_reg when useless. Use
20807 emit_cmp_and_jump_insns.
20808 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20809 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20810 sync_compare_and_swap documentation.
20812 2009-04-09 Jan Hubicka <jh@suse.cz>
20814 * except.c (find_prev_try): Break out from ....
20815 (duplicate_eh_regions): ... here; properly update prev_try pointers
20816 when duplication part of tree.
20817 (dump_eh_tree): Improve dumping.
20818 (verify_eh_region): New.
20819 (verify_eh_tree): Use it.
20821 2009-04-06 Richard Guenther <rguenther@suse.de>
20823 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20824 &ARRAY addresses by adjusting their types and prepending
20826 * tree-cfg.c (verify_gimple_assign_single): Verify that
20827 addresses are correct.
20829 2009-04-09 Richard Guenther <rguenther@suse.de>
20831 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20832 indices into an array reference if possible.
20833 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20834 Fold POINTER_PLUS_EXPR statements with invariant address.
20836 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20839 * config.gcc (powerpc64-*-linux*): Always build biarch.
20841 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20844 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20845 it and pedwarn if this results in an INTEGER_CST.
20847 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20849 * doc/install.texi: Update minimum GMP version. Remove obsolete
20850 text in MPFR section.
20852 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20854 * dwarf2out.c (class_scope_p): New static inline.
20855 (class_or_namespace_scope_p): Use it.
20856 (gen_variable_die): Use DW_TAG_member tag for static data member
20857 declarations instead of DW_TAG_variable.
20859 PR middle-end/39573
20860 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20863 2009-04-08 Richard Guenther <rguenther@suse.de>
20865 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20866 valueize random data.
20868 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20870 * config.gcc (aix tm_file): Add aix-stdint.h.
20871 (aix tm clause use_gcc_stdint): Set to wrap.
20872 * config/rs6000/aix-stdint.h: New file.
20874 2009-04-08 Richard Guenther <rguenther@suse.de>
20876 PR middle-end/36291
20877 * tree-dfa.c (add_referenced_var): Do not recurse into
20878 global initializers.
20879 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20881 (fold_const_aggregate_ref): Likewise.
20883 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20885 * recog.c (ordered_comparison_operator): New.
20886 * gensupport.c (std_preds): Add it.
20887 * doc/md.texi (Machine-Independent Predicates): Document it.
20889 2009-04-08 Jan Hubicka <jh@suse.cz>
20891 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20892 * function.h (rtl_eh): Remove exception_handler_label_map.
20893 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20894 remove_exception_handler_label, for_each_eh_label_1): Remove.
20895 (rtl_remove_unreachable_regions): Remove.
20896 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20897 (find_exception_handler_labels): Don't build the hashtable.
20898 (maybe_remove_eh_handler): Remove.
20899 (for_each_eh_label): Rewrite to walk the tree.
20900 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20901 * except.h (maybe_remove_eh_handler): Remove.
20902 * passes.c (init_optimization_passes): Schedule second EH cleanup
20904 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20905 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20907 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20909 * genoutput.c (validate_optab_operands): New.
20910 (gen_insn, gen_expand): Call it.
20912 * genflags.c (gen_insn): Detect misused iterators.
20913 (main): Pass line_no to gen_insn, exit with status 1 on error.
20915 * genextract.c (line_no): Make global.
20916 (VEC_safe_set_locstr): Change assertion to error message.
20917 (main): Exit with status 1 on error.
20919 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20923 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20924 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20925 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20926 * c-convert.c (convert): Do not call fold on results of conversion
20927 functions when the result is a C_MAYBE_CONST_EXPR.
20928 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20929 of __builtin_choose_expr.
20930 * c-typeck.c (remove_c_maybe_const_expr): New.
20931 (build_unary_op, build_conditional_expr, build_compound_expr,
20932 build_binary_op, c_objc_common_truthvalue_conversion): Call
20933 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20936 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20938 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20939 CODE to produce a new one. Add a prototype to use fold_convert_const
20941 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20944 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20945 mix declarations and code.
20947 2009-04-08 Ben Elliston <bje@au.ibm.com>
20949 * gcc.c: Replace `CC' with `GCC' throughout.
20951 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20953 * doc/invoke.texi: Document Atom support.
20955 2009-04-07 Jason Merrill <jason@redhat.com>
20958 * c-common.h, c-common.c: Add flag_pretty_templates.
20959 * c-opts.c (c_common_handle_option): Set it.
20960 * c.opt: Add -fno-pretty-templates.
20961 * doc/invoke.texi (C++ Dialect Options): Likewise.
20963 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20965 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20966 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20967 (ia64_expand_builtin): Likewise.
20969 2009-04-07 Martin Jambor <mjambor@suse.cz>
20971 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20972 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20973 ADDR_EXPRS are include too.
20975 2009-04-07 Richard Guenther <rguenther@suse.de>
20977 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20978 decls are only used if passes as parameters or if they are
20979 local statics and the call is not to a builtin.
20980 (call_may_clobber_ref_p_1): Likewise.
20982 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20984 * expr.c (do_store_flag): Remove last argument. Simplify code
20985 to avoid duplication of tests already done by can_compare_p.
20986 (expand_expr_real_1): Adjust caller.
20988 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20990 * optabs.c (can_compare_p): Test the predicate of a
20991 cbranch and cstore pattern.
20993 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20995 * expr.c (convert_move): Use emit_store_flag instead of
20998 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21000 * config/i386/i386.c (ix86_compare_emitted): Remove.
21001 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
21002 ix86_compare_op0 like ix86_compare_emitted used to be handled.
21003 * config/i386/i386.h (ix86_compare_emitted): Remove.
21004 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
21005 instead of ix86_compare_emitted.
21006 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
21008 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
21010 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
21011 Add t-sysroot-suffix to tmake_file.
21012 * config/print-sysroot-suffix.sh: New file.
21013 * config/t-sysroot-suffix: New file.
21015 2009-04-07 Ben Elliston <bje@au.ibm.com>
21017 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
21018 as the latter produces a warning when the target does not support
21021 2009-04-07 Ben Elliston <bje@au.ibm.com>
21023 * dfp.c: Replace type punning assignments with memcpy throughout.
21024 * Makefile.in (dfp.o-warn): Remove.
21026 2009-04-07 Alan Modra <amodra@bigpond.net.au>
21029 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
21030 Include soft-fp/t-softfp after rs6000/t-linux64.
21032 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
21034 * stor-layout.c (set_sizetype): Use the full precision of their
21035 machine mode for bitsize types.
21037 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
21039 * config/i386/i386.md: Revert 2 accidental checkins.
21041 2009-04-06 Joey Ye <joey.ye@intel.com>
21042 Xuepeng Guo <xuepeng.guo@intel.com>
21043 H.J. Lu <hongjiu.lu@intel.com>
21045 Atom pipeline model, tuning and insn selection.
21046 * config.gcc (atom): Add atom config options and target.
21048 * config/i386/atom.md: New.
21050 * config/i386/i386.c (atom_cost): New cost.
21051 (m_ATOM): New macro flag.
21052 (initial_ix86_tune_features): Set m_ATOM.
21053 (x86_accumulate_outgoing_args): Likewise.
21054 (x86_arch_always_fancy_math_387): Likewise.
21055 (processor_target): Add Atom cost.
21056 (cpu_names): Add Atom cpu name.
21057 (override_options): Set Atom ISA.
21058 (ix86_issue_rate): New case PROCESSOR_ATOM.
21059 (ix86_adjust_cost): Likewise.
21061 * config/i386/i386.h (TARGET_ATOM): New target macro.
21062 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
21063 (TARGET_OPT_AGU): New target option.
21064 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
21065 (processor_type): Add PROCESSOR_ATOM.
21067 * config/i386/i386.md (cpu): Add new value "atom".
21068 (use_carry, movu): New attr.
21069 (atom.md): Include atom.md.
21070 (adddi3_carry_rex64): Set attr "use_carry".
21071 (addqi3_carry): Likewise.
21072 (addhi3_carry): Likewise.
21073 (addsi3_carry): Likewise.
21074 (*addsi3_carry_zext): Likewise.
21075 (subdi3_carry_rex64): Likewise.
21076 (subqi3_carry): Likewise.
21077 (subhi3_carry): Likewise.
21078 (subsi3_carry): Likewise.
21079 (x86_movdicc_0_m1_rex64): Likewise.
21080 (*x86_movdicc_0_m1_se): Likewise.
21081 (x86_movsicc_0_m1): Likewise.
21082 (*x86_movsicc_0_m1_se): Likewise.
21083 (*adddi_1_rex64): Emit add insn as much as possible.
21084 (*addsi_1): Likewise.
21085 (return_internal): Set atom_unit.
21086 (return_internal_long): Likewise.
21087 (return_pop_internal): Likewise.
21088 (*rcpsf2_sse): Set atom_sse_attr attr.
21089 (*qrt<mode>2_sse): Likewise.
21090 (*prefetch_sse): Likewise.
21092 * config/i386/i386-c.c (ix86_target_macros_internal): New case
21094 (ix86_target_macros_internal): Likewise.
21096 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
21097 (*prefetch_sse_rex): Likewise.
21098 (sse_rcpv4sf2): Likewise.
21099 (sse_vmrcpv4sf2): Likewise.
21100 (sse_sqrtv4sf2): Likewise.
21101 (<sse>_vmsqrt<mode>2): Likewise.
21102 (sse_ldmxcsr): Likewise.
21103 (sse_stmxcsr): Likewise.
21104 (*sse_sfence): Likewise.
21105 (sse2_clflush): Likewise.
21106 (*sse2_mfence): Likewise.
21107 (*sse2_lfence): Likewise.
21108 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
21109 (<sse>_movup<ssemodesuffixf2c>): Likewise.
21110 (avx_movdqu<avxmodesuffix>): Likewise.
21111 (avx_lddqu<avxmodesuffix>): Likewise.
21112 (sse2_movntv2di): Change attr "type" to "ssemov".
21113 (sse2_movntsi): Likewise.
21114 (rsqrtv8sf2): Change attr "type" to "sseadd".
21115 (sse3_addsubv2df3): Set attr "atom_unit".
21116 (sse3_h<plusminus_insn>v4sf3): Likewise.
21117 (*sse2_pmaddwd): Likewise.
21118 (*vec_extractv2di_1_rex64): Likewise.
21119 (*vec_extractv2di_1_avx): Likewise.
21120 (sse2_psadbw): Likewise.
21121 (ssse3_phaddwv8hi3): Likewise.
21122 (ssse3_phaddwv4hi3): Likewise.
21123 (ssse3_phadddv4si3): Likewise.
21124 (ssse3_phadddv2si3): Likewise.
21125 (ssse3_phaddswv8hi3): Likewise.
21126 (ssse3_phaddswv4hi3): Likewise.
21127 (ssse3_phsubwv8hi3): Likewise.
21128 (ssse3_phsubwv4hi3): Likewise.
21129 (ssse3_phsubdv4si3): Likewise.
21130 (ssse3_phsubdv2si3): Likewise.
21131 (ssse3_phsubswv8hi3): Likewise.
21132 (ssse3_phsubswv4hi3): Likewise.
21133 (ssse3_pmaddubsw128): Likewise.
21134 (sse3_pmaddubsw: Likewise.
21135 (ssse3_palignrti): Likewise.
21136 (ssse3_palignrdi): Likewise.
21138 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
21140 * doc/install.texi (Specific): Fix two cross-references to MinGW.
21142 2009-04-06 Richard Guenther <rguenther@suse.de>
21144 PR tree-optimization/28868
21145 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
21146 of which PHI results we inserted.
21147 (insert_into_preds_of_block): Record inserted PHIs.
21148 (eliminate): Eliminate redundant PHI nodes.
21149 (init_pre): Init inserted_phi_names.
21151 2009-04-06 Richard Guenther <rguenther@suse.de>
21153 PR tree-optimization/39643
21154 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
21155 IMAGPART_EXPRs of complex constants.
21156 (execute_fold_all_builtins): If we folded a call queue
21157 TODO_update_address_taken.
21159 2009-04-06 Jan Hubicka <jh@suse.cz>
21161 PR middle-end/39659
21162 * except.c (remove_unreachable_regions): Propagate may_contain_throw
21165 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
21167 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
21169 (ic_invalidate_array): Likewise.
21171 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
21173 * calls.c (emit_library_call_value_1): Fix a problem with parameter
21174 alignment for library calls.
21176 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
21178 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
21179 (mingw32 tm clause use_gcc_stdint): Set to wrap.
21180 * config/i386/mingw-stdint.h: New file.
21182 2009-04-05 Richard Guenther <rguenther@suse.de>
21184 PR tree-optimization/39648
21185 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
21186 our &A vs. &A[0] IL deficiencies.
21188 2009-04-04 Jan Hubicka <jh@suse.cz>
21190 * except.c (sjlj_find_directly_reachable_regions): Be ready for
21191 removed toplevel regions.
21192 (sjlj_mark_call_sites): Likewise.
21194 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
21196 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
21197 (cygwin tm clause use_gcc_stdint): Set to wrap.
21198 * config/i386/cygwin-stdint.h: New file.
21200 2009-04-04 Richard Guenther <rguenther@suse.de>
21202 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
21203 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
21204 single-argument PHIs if we are in loop-closed SSA form.
21205 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
21206 for the pre-condition.
21207 (slpeel_tree_peel_loop_to_edge): Likewise.
21208 (vect_build_loop_niters): Take an optional sequence to append stmts.
21209 (vect_generate_tmps_on_preheader): Likewise.
21210 (vect_do_peeling_for_loop_bound): Take extra guards for the
21212 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
21213 the cost model check.
21214 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
21215 guards if we are going to peel. Do not apply versioning in that case.
21216 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
21217 (vect_do_peeling_for_loop_bound): Likewise.
21218 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
21219 loop bound only record extra pre-conditions, do not apply loop
21222 2009-04-04 Richard Guenther <rguenther@suse.de>
21224 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
21227 2009-04-04 Jan Hubicka <jh@suse.cz>
21229 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
21230 last_basic_block for size of bb->index indexed array.
21231 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
21232 compute_out, link_btr_uses, build_btr_def_use_webs,
21233 build_btr_def_use_webs, migrate_btr_defs): Likewise.
21235 2009-04-04 Jan Hubicka <jh@suse.cz>
21237 * except.c (remove_eh_handler_and_replace): Break out from ...
21238 (remove_eh_handler): ... here.
21239 (bring_to_root): New function.
21240 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
21241 handled ones, bring others to root of tree.
21243 2009-04-04 Jan Hubicka <jh@suse.cz>
21245 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
21246 (all_phis_safe_to_merge): New function.
21247 (update_info): New structure.
21248 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
21249 (cleanup_empty_eh): Update SSA if possible.
21251 2009-04-04 Richard Guenther <rguenther@suse.de>
21253 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
21254 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
21255 (append_vuse): Likewise.
21257 2009-04-04 Jakub Jelinek <jakub@redhat.com>
21259 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
21260 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
21261 instead of REG_UNSAVED for DW_CFA_undefined.
21262 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
21263 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
21266 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
21269 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
21271 2009-04-04 Richard Guenther <rguenther@suse.de>
21273 PR tree-optimization/8781
21274 PR tree-optimization/37892
21275 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
21276 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
21277 (valueize_refs): Call it for *& valueizations.
21278 (shared_reference_ops_from_ref): Rename to ...
21279 (valueize_shared_reference_ops_from_ref): ... this and valueize.
21280 (shared_reference_ops_from_call): Rename to ...
21281 (valueize_shared_reference_ops_from_call): ... this and valueize.
21282 (vn_reference_lookup): Update.
21283 (visit_reference_op_call): Likewise.
21284 * tree-ssa-pre.c (phi_translate_1): Fold *&.
21285 (eliminate): Value-replace the call address in call statements.
21287 2009-04-04 Richard Guenther <rguenther@suse.de>
21289 PR tree-optimization/39636
21290 * tree-ssa-forwprop.c
21291 (forward_propagate_addr_into_variable_array_index): Check for
21292 GIMPLE_ASSIGN before accessing the rhs code.
21294 2009-04-03 Jason Merrill <jason@redhat.com>
21296 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
21298 2009-04-03 Steve Ellcey <sje@cup.hp.com>
21300 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
21301 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
21302 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
21303 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
21304 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
21305 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
21306 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
21307 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
21308 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
21309 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
21310 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
21311 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
21312 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
21313 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
21314 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
21315 Use fr_reg_or_fp01_operand instead of fr_register_operand
21317 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
21318 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
21319 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
21321 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
21323 PR rtl-optimization/39607
21324 PR rtl-optimization/39631
21328 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21329 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21330 instead of DF_LR_OUT.
21331 * ira-lives.c (process_bb_node_lives): Ditto.
21332 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21333 instead of DF_LR_{OUT,IN}.
21334 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21335 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21337 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
21339 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
21340 (execute_lower_omp): Always run but take the short way out if -fopenmp
21342 (gate_lower_omp): Remove, forcing the pass manager to always run the
21343 pass and always set PROP_gimple_lomp.
21344 (pass_lower_omp): Remove gate function.
21345 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
21346 PROP_trees. Instead, require it.
21347 * ipa-cp.c (pass_ipa_cp): Likewise.
21348 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
21349 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
21350 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
21351 and PROP_gimple_leh.
21353 2009-04-03 Richard Guenther <rguenther@suse.de>
21355 PR middle-end/13146
21356 PR tree-optimization/23940
21357 PR tree-optimization/33237
21358 PR middle-end/33974
21359 PR middle-end/34093
21360 PR tree-optimization/36201
21361 PR tree-optimization/36230
21362 PR tree-optimization/38049
21363 PR tree-optimization/38207
21364 PR tree-optimization/38230
21365 PR tree-optimization/38301
21366 PR tree-optimization/38585
21367 PR middle-end/38895
21368 PR tree-optimization/38985
21369 PR tree-optimization/39299
21370 * tree-ssa-structalias.h: Remove.
21371 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
21372 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
21373 (struct vuse_element_d): Remove.
21374 (struct vuse_vec_d): Likewise.
21375 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
21376 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
21377 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
21378 VUSE_ELEMENT_VAR): Likewise.
21379 (struct voptype_d): Likewise.
21380 (NUM_VOP_FREE_BUCKETS): Likewise.
21381 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
21382 (struct stmt_operands_d): Remove.
21383 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
21384 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
21385 VDEF_NUM, VDEF_VECT): Likewise.
21386 (copy_virtual_operands): Remove.
21387 (operand_build_cmp): Likewise.
21388 (create_ssa_artificial_load_stmt): Likewise.
21389 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
21390 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
21391 vuse_index and mayuse_index members. Pack and move done and iter_type
21392 members to the front.
21393 (SSA_OP_VMAYUSE): Remove.
21394 (SSA_OP_VIRTUAL_USES): Adjust.
21395 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
21396 (unlink_stmt_vdef): Declare.
21397 (add_to_addressable_set): Remove.
21398 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
21399 (vrp_visit_stmt): Likewise.
21400 * doc/tree-ssa.texi (Alias analysis): Update.
21401 * doc/invoke.texi (max-aliased-vops): Remove docs.
21402 (avg-aliased-vops): Likewise.
21403 * tree-into-ssa.c (syms_to_rename): Remove.
21404 (need_to_update_vops_p): Likewise.
21405 (need_to_initialize_update_ssa_p): Rename to ...
21406 (update_ssa_initialized_fn): ... this. Track function we are
21408 (symbol_marked_for_renaming): Simplify.
21409 (add_new_name_mapping): Do not set need_to_update_vops_p.
21410 (dump_currdefs): Use SYMS_TO_RENAME.
21411 (rewrite_update_stmt): Always walk all uses/defs.
21412 (dump_update_ssa): Adjust.
21413 (init_update_ssa): Take function argument. Track what we are
21415 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
21416 (create_new_def_for): Initialize for cfun, assert we are initialized
21418 (mark_sym_for_renaming): Simplify.
21419 (mark_set_for_renaming): Do not initialize update-ssa.
21420 (need_ssa_update_p): Simplify. Take function argument.
21421 (name_mappings_registered_p): Assert we ask for the correct function.
21422 (name_registered_for_update_p): Likewise.
21423 (ssa_names_to_replace): Likewise.
21424 (release_ssa_name_after_update_ssa): Likewise.
21425 (update_ssa): Likewise. Use SYMS_TO_RENAME.
21426 (dump_decl_set): Do not print a newline.
21427 (debug_decl_set): Do it here.
21428 (dump_update_ssa): And here.
21429 * tree-ssa-loop-im.c (move_computations): Adjust.
21430 (movement_possibility): Likewise.
21431 (determine_max_movement): Likewise.
21432 (gather_mem_refs_stmt): Likewise.
21433 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
21434 or NAME_MEMORY_TAG.
21435 * tree-complex.c (update_all_vops): Remove.
21436 (expand_complex_move): Adjust.
21437 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
21438 Simplify test for memory referencing statement. Exclude
21439 non-invariant ADDR_EXPRs.
21440 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
21441 * tree-loop-distribution.c (generate_memset_zero): Adjust.
21442 (rdg_flag_uses): Likewise.
21443 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
21445 (tree_optimize_tail_calls_1): Also split the
21446 edge from the entry block if we have degenerate PHI nodes in
21447 the first basic block.
21448 * tree.c (init_ttree): Remove memory-tag related code.
21449 (tree_code_size): Likewise.
21450 (tree_node_structure): Likewise.
21451 (build7_stat): Re-write to be build6_stat.
21452 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
21453 (SSA_VAR_P): Adjust.
21454 (struct tree_memory_tag): Remove.
21455 (struct tree_memory_partition_tag): Likewise.
21456 (union tree_node): Adjust.
21457 (build7): Re-write to be build6.
21458 * tree-pass.h (pass_reset_cc_flags): Remove.
21459 (TODO_update_address_taken): New flag.
21460 (pass_simple_dse): Remove.
21461 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
21462 * params.h (MAX_ALIASED_VOPS): Remove.
21463 (AVG_ALIASED_VOPS): Likewise.
21464 * omp-low.c (expand_omp_taskreg): Update SSA form.
21465 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
21466 aliases the lhs in a copy stmt.
21467 * tree-ssa-dse.c (struct address_walk_data): Remove.
21468 (memory_ssa_name_same): Likewise.
21469 (memory_address_same): Likewise.
21470 (get_kill_of_stmt_lhs): Likewise.
21471 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
21472 unused stores. Look through PHI nodes into post-dominated regions.
21473 (dse_optimize_stmt): Simplify. Properly remove stores.
21474 (tree_ssa_dse): Compute dominators.
21475 (execute_simple_dse): Remove.
21476 (pass_simple_dse): Likewise.
21477 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21478 gimple_loaded_syms and gimple_stored_syms computation.
21479 * toplev.c (dump_memory_report): Dump alias and pta stats.
21480 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21481 (vn_reference_eq): Likewise.
21482 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21483 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21484 valueize_vuses): Remove.
21485 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21486 (get_def_ref_stmt_vuse): ... this.
21487 (vn_reference_lookup_2): New function.
21488 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21489 walking equivalent vuses. Simplify.
21490 (vn_reference_lookup): Likewise.
21491 (vn_reference_insert): Likewise.
21492 (vn_reference_insert_pieces): Likewise.
21493 (visit_reference_op_call): Simplify.
21494 (visit_reference_op_load): Likewise.
21495 (visit_reference_op_store): Likewise.
21496 (init_scc_vn): Remove shared_lookup_vuses initialization.
21497 (free_scc_vn): Remove shared_lookup_vuses freeing.
21498 (sort_vuses, sort_vuses_heap): Remove.
21499 (get_ref_from_reference_ops): Export.
21500 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21501 vector with single vuse pointer.
21502 (vn_reference_lookup_pieces, vn_reference_lookup,
21503 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21504 (shared_vuses_from_stmt): Remove.
21505 (get_ref_from_reference_ops): Declare.
21506 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21507 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21508 memory-tag related code.
21509 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21510 (likely_value): Add comment, skip static-chain of call statements.
21511 (surely_varying_stmt_p): Adjust.
21512 (gimplify_and_update_call_from_tree): Likewise.
21513 (execute_fold_all_builtins): Do not rebuild alias info.
21514 (gimplify_and_update_call_from_tree): Properly update VOPs.
21515 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21516 (copy_ref_info): Remove memory-tag related code.
21517 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21518 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21519 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21521 * tree-ssa-dom.c (gimple_p): Remove typedef.
21522 (eliminate_redundant_computations): Adjust.
21523 (record_equivalences_from_stmt): Likewise.
21524 (avail_expr_hash): Likewise.
21525 (avail_expr_eq): Likewise.
21526 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21527 (stmt_makes_single_load): Likewise.
21528 (stmt_makes_single_store): Likewise.
21529 * tree-ssa-alias.c: Rewrite completely.
21530 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21531 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21532 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21533 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21534 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21535 Remove public functions.
21536 (pass_reset_cc_flags): Remove.
21537 (pass_build_alias): Move ...
21538 * tree-ssa-structalias.c (pass_build_alias): ... here.
21539 * tree-ssa-alias.c (may_be_aliased): Move ...
21540 * tree-flow-inline.h (may_be_aliased): ... here.
21541 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21542 count_uses_and_derefs): Move ...
21543 * gimple.c: ... here.
21544 * gimple.h (count_uses_and_derefs): Declare.
21545 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21546 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21547 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21548 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21549 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21550 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21551 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21553 * tree-dfa.c (refs_may_alias_p): Move ...
21554 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21555 * tree-ssa-alias.h: New file.
21556 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21557 (statement_sink_location): Likewise.
21558 * opts.c (decode_options): Do not adjust max-aliased-vops or
21559 avg-aliased-vops values.
21560 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21561 (TV_CALL_CLOBBER): Likewise.
21562 (TV_FLOW_SENSITIVE): Likewise.
21563 (TV_FLOW_INSENSITIVE): Likewise.
21564 (TV_MEMORY_PARTITIONING): Likewise.
21565 (TV_ALIAS_STMT_WALK): New timevar.
21566 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21567 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21568 (get_address_description): Remove memory-tag related code.
21569 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21570 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21571 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21572 and immediate uses in statements. Document.
21573 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21574 (dump_symbols): Remove.
21575 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21576 * alias.c (get_deref_alias_set): New function split out from ...
21577 (get_alias_set): ... here.
21578 * alias.h (get_deref_alias_set): Declare.
21579 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21580 type parameter. Remove restrict pointer handling. Create a
21581 ref-all pointer in case type-based alias sets do not conflict.
21582 (vect_analyze_data_refs): Remove SMT related code.
21583 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21584 (vectorizable_load): Likewise.
21585 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21586 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21587 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21588 Ignore vops and SMTs.
21589 (dr_analyze_alias): Likewise..
21590 (free_data_ref): Likewise.
21591 (create_data_ref): Likewise.
21592 (analyze_all_data_dependences): Likewise.
21593 (get_references_in_stmt): Adjust.
21594 * tree-flow-inline.h (gimple_aliases_computed_p,
21595 gimple_addressable_vars, gimple_call_clobbered_vars,
21596 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21597 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21598 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21599 gimple_mem_ref_stats): Remove.
21600 (gimple_vop): New function.
21601 (op_iter_next_use): Remove vuses and mayuses cases.
21602 (op_iter_next_def): Remove vdefs case.
21603 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21604 (clear_and_done_ssa_iter): Do not set removed fields.
21605 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21606 Assert we are not iterating over vuses or vdefs if not also
21607 iterating over uses or defs.
21608 (op_iter_init_use): Likewise.
21609 (op_iter_init_def): Likewise.
21610 (op_iter_next_vdef): Remove.
21611 (op_iter_next_mustdef): Likewise.
21612 (op_iter_init_vdef): Likewise.
21613 (compare_ssa_operands_equal): Likewise.
21614 (link_use_stmts_after): Handle vuse operand.
21615 (is_call_used): Use is_call_clobbered.
21616 (is_call_clobbered): Global variables are always call clobbered,
21617 query the call-clobbers bitmap.
21618 (mark_call_clobbered): Ignore global variables.
21619 (clear_call_clobbered): Likewise.
21620 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21621 virtual operands sanity check.
21622 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21624 (TARGET_MEM_REF): Remove TMR_TAG operand.
21625 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21626 Remove call-clobber related code.
21627 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21628 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21629 partitions or escape reason.
21630 (get_single_def_stmt, get_single_def_stmt_from_phi,
21631 get_single_def_stmt_with_phi): Remove.
21632 (dump_referenced_vars): Tidy.
21633 (get_ref_base_and_extent): Allow bare decls.
21634 (collect_dfa_stats): Adjust.
21635 * graphite.c (rename_variables_in_stmt): Adjust.
21636 (graphite_copy_stmts_from_block): Likewise.
21637 (translate_clast): Likewise.
21638 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21640 (translate_vuse_through_block): Use the oracle.
21641 (phi_translate_1): Adjust.
21642 (value_dies_in_block_x): Use the oracle. Cache the outcome
21644 (valid_in_sets): Check if the VUSE for
21645 a REFERENCE is available.
21646 (eliminate): Do not remove stmts during elimination,
21647 instead queue and remove them afterwards.
21648 (do_pre): Do not rebuild alias info.
21649 (pass_pre): Run TODO_rebuild_alias before PRE.
21650 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21651 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21652 (mark_all_v_defs_stmt): Remove.
21653 (mark_all_v_defs_seq): Adjust.
21654 (sra_replace): Likewise.
21655 (scalarize_use): Likewise.
21656 (scalarize_copy): Likewise.
21657 (scalarize_init): Likewise.
21658 (scalarize_ldst): Likewise.
21659 (todoflags): Remove.
21660 (tree_sra): Do not rebuild alias info.
21661 (tree_sra_early): Adjust.
21662 (pass_sra): Run TODO_update_address_taken before SRA.
21663 * tree-predcom.c (set_alias_info): Remove.
21664 (prepare_initializers_chain): Do not call it.
21665 (mark_virtual_ops_for_renaming): Adjust.
21666 (mark_virtual_ops_for_renaming_list): Remove.
21667 (initialize_root_vars): Adjust.
21668 (initialize_root_vars_lm): Likewise.
21669 (prepare_initializers_chain): Likewise.
21670 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21671 (may_propagate_copy_into_stmt): Likewise.
21672 (merge_alias_info): Do nothing for now.
21673 (propagate_tree_value_into_stmt): Adjust.
21674 (stmt_may_generate_copy): Likewise.
21675 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21676 not mark symbols for renaming.
21677 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21678 with the same statement, make sure to update the new pointed-to one.
21679 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21680 call statements, do not mark symbols for renaming.
21681 (mark_operand_necessary): Dump something.
21682 (ref_may_be_aliased): New function.
21683 (mark_aliased_reaching_defs_necessary_1): New helper function.
21684 (mark_aliased_reaching_defs_necessary): Likewise.
21685 (mark_all_reaching_defs_necessary_1): Likewise.
21686 (mark_all_reaching_defs_necessary): Likewise.
21687 (propagate_necessity): Do not process virtual PHIs. For
21688 non-aliased loads mark all reaching definitions as necessary.
21689 For aliased loads and stores mark the immediate dominating
21690 aliased clobbers as necessary.
21691 (visited): New global static.
21692 (perform_tree_ssa_dce): Free visited bitmap after propagating
21694 (remove_dead_phis): Perform simple dead virtual PHI removal.
21695 (remove_dead_stmt): Properly unlink virtual operands when
21697 (eliminate_unnecessary_stmts): Schedule PHI removal after
21699 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21700 (process_replaceable): Likewise.
21701 (find_replaceable_in_bb): Likewise.
21702 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21703 based on the single gimple vop.
21704 (verify_flow_insensitive_alias_info): Remove.
21705 (verify_flow_sensitive_alias_info): Likewise.
21706 (verify_call_clobbering): Likewise.
21707 (verify_memory_partitions): Likewise.
21708 (verify_alias_info): Likewise.
21709 (verify_ssa): Adjust..
21710 (execute_update_addresses_taken): Export. Update SSA
21711 manually. Optimize only when optimizing. Use a local bitmap.
21712 (pass_update_address_taken): Remove TODO_update_ssa, add
21714 (pass_update_address_taken): Just use TODO_update_address_taken.
21715 (init_tree_ssa): Do not initialize addressable_vars.
21716 (verify_ssa): Verify new VUSE / VDEF properties.
21717 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21718 Do not call verify_alias_info.
21719 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21720 Do not free the loaded and stored syms bitmaps. Reset the escaped
21721 and callused solutions. Do not free addressable_vars.
21722 Remove memory-tag related code.
21723 (warn_uninitialized_var): Aliases are always available.
21724 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21725 * lambda-code.c (can_put_in_inner_loop): Adjust.
21726 (can_put_after_inner_loop): Likewise.
21727 (perfect_nestify): Likewise.
21728 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21729 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21730 (vectorizable_conversion): Do not mark symbols for renaming.
21731 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21732 (expand_call_inline): Unlink the calls virtual operands before
21734 (tree_function_versioning): Do not call update_ssa if we are not
21735 updating clones. Simplify.
21736 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21737 (propagate_with_phi): Likewise..
21738 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21739 clobber code. Assert we are not aliased or global.
21740 * tree-flow.h: Include tree-ssa-alias.h
21741 (enum escape_type): Remove.
21742 (struct mem_sym_stats_d): Likewise.
21743 (struct mem_ref_stats_d): Likewise.
21744 (struct gimple_df): Add vop member. Remove global_var,
21745 call_clobbered_vars, call_used_vars, addressable_vars,
21746 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21747 escaped and callused members.
21748 (struct ptr_info_def): Remove all members, add points-to solution
21750 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21751 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21752 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21753 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21754 (tree-ssa-alias.o): Likewise.
21755 (toplev.o): Add tree-ssa-alias.h
21756 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21757 * gimple.c (gimple_set_bb): Fix off-by-one error.
21758 (is_gimple_reg): Do not handle memory tags.
21759 (gimple_copy): Also copy virtual operands.
21760 Delay updating the statement. Do not reset loaded and stored syms.
21761 (gimple_set_stored_syms): Remove.
21762 (gimple_set_loaded_syms): Likewise.
21763 (gimple_call_copy_skip_args): Copy the virtual operands
21764 and mark the new statement modified.
21765 * tree-ssa-structalias.c (may_alias_p): Remove.
21766 (set_uids_in_ptset): Take the alias set to prune with as
21767 parameter. Fold in the alias test of may_alias_p.
21768 (compute_points_to_sets): Compute whether a ptr is dereferenced
21769 in a local sbitmap.
21770 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21771 other ADDRESSOF constraints on the lhs.
21772 (get_constraint_for_component_ref): Assert that we don't get
21773 ADDRESSOF constraints from the base of the reference.
21774 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21775 (struct variable_info): Remove collapsed_to member.
21776 (get_varinfo_fc): Remove.
21777 (new_var_info): Do not set collapsed_to.
21778 (dump_constraint): Do not follow cycles.
21779 (dump_constraint_graph): Likewise.
21780 (build_pred_graph): Likewise.
21781 (build_succ_graph): Likewise.
21782 (rewrite_constraints): Likewise.
21783 (do_simple_structure_copy): Remove.
21784 (do_rhs_deref_structure_copy): Remove.
21785 (do_lhs_deref_structure_copy): Remove.
21786 (collapse_rest_of_var): Remove.
21787 (do_structure_copy): Re-implement.
21788 (pta_stats): New global variable.
21789 (dump_pta_stats): New function.
21790 (struct constraint_expr): Make offset signed.
21791 (UNKNOWN_OFFSET): Define special value.
21792 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21793 (solution_set_expand): New helper function split out from ...
21794 (do_sd_constraint): ... here.
21795 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21796 (do_ds_constraint): Likewise.
21797 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21798 and CALLUSED = *CALLUSED.
21799 (set_union_with_increment): Make inc argument signed.
21800 (type_safe): Remove.
21801 (get_constraint_for_ptr_offset): Handle unknown and negative
21803 (first_vi_for_offset): Handle offsets before start. Bail
21804 out early for offsets beyond the variable extent.
21805 (first_or_preceding_vi_for_offset): New function.
21806 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21807 Together with ESCAPED = *ESCAPED this properly computes reachability.
21808 (find_what_var_points_to): New function.
21809 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21810 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21811 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21812 pt_solutions_intersect): New functions.
21813 (compute_call_used_vars): Remove.
21814 (compute_may_aliases): New main entry into PTA computation.
21815 * gimple.h (gimple_p): New typedef.
21816 (struct gimple_statement_base): Remove references_memory_p.
21817 (struct gimple_statement_with_memory_ops_base): Remove
21818 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21820 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21821 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21822 gimple_set_references_memory): Remove.
21823 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21824 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21826 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21827 (verify_expr): Allow RESULT_DECL.
21828 (gimple_duplicate_bb): Do not copy virtual operands.
21829 (gimple_duplicate_sese_region): Adjust.
21830 (gimple_duplicate_sese_tail): Likewise.
21831 (mark_virtual_ops_in_region): Remove.
21832 (move_sese_region_to_fn): Do not call it.
21833 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21834 and pass_simple_dse.
21835 (execute_function_todo): Handle TODO_update_address_taken,
21836 call execute_update_addresses_taken for TODO_rebuild_alias.
21837 (execute_todo): Adjust.
21838 (execute_one_pass): Init dump files early.
21839 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21841 (create_general_new_stmt): Clear vops.
21842 * tree-ssa-reassoc.c (get_rank): Adjust.
21843 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21844 symbols for renaming.
21845 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21846 (PARAM_AVG_ALIASED_VOPS): Likewise.
21847 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21848 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21849 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21850 (operand_build_cmp, copy_virtual_operands,
21851 create_ssa_artificial_load_stmt, add_to_addressable_set,
21852 gimple_add_to_addresses_taken): Remove public functions.
21853 (unlink_stmt_vdef): New function.
21855 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21857 * config.gcc (powerpc-*-linux*): Merge variants.
21859 2009-04-02 Chao-ying Fu <fu@mips.com>
21860 James Grosbach <james.grosbach@microchip.com>
21862 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21863 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21865 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21866 keep_interrupts_masked_p, use_debug_exception_return_p.
21867 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21868 keep_interrupts_masked, use_debug_exception_return.
21869 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21870 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21872 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21873 (mips_print_operand): Process COP0 registers to print $0 .. $31
21874 correctly for GAS to process.
21875 (mips_interrupt_extra_call_saved_reg_p): New function.
21876 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21878 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21879 (mips_compute_frame_info): Add supports for interrupt context that
21880 includes doubleword accumulators and COP0 registers.
21881 (mips_for_each_saved_acc): New function.
21882 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21883 mips_for_each_saved_reg.
21884 (mips_save_reg): Save accumulators.
21885 (mips_kernel_reg_p): A new for_each_rtx callback.
21886 (mips_expand_prologue): Support interrupt handlers.
21887 (mips_restore_reg): Restore accumulators.
21888 (mips_expand_epilogue): Support interrupt handlers.
21889 (mips_can_use_return_insn): Return false for interrupt handlers.
21890 (mips_epilogue_uses): New function.
21891 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21892 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21893 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21894 cop0_move): New instructions.
21895 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21896 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21898 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21900 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21901 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21902 interrupt handlers, we use K0 as the temporary register.
21903 (EPILOGUE_USES): Change to a function call.
21904 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21905 handlers, we use K0 as the temporary register.
21907 * doc/extend.texi (Function Attributes): Document interrupt,
21908 use_shadow_register_set, keep_interrupts_masked,
21909 use_debug_exception_return for MIPS attributes.
21911 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21913 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21914 Remove a number of t-files from tmake_file.
21915 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21916 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21917 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21918 target_prototype, not TARGET_PROTOTYPE.
21919 (LINK_OS_GNU_SPEC): Define.
21920 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21921 and darwin-ldoubdle.c.
21923 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21926 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21927 (cpp_options): Ditto.
21928 (default_compilers): Ditto.
21929 (display_help): Ditto.
21930 (process_command): Ditto.
21931 (do_spec_1): Ditto.
21932 (set_input): Use lbasename instead of duplicate code.
21933 (save_temps_prefix): New static for -save-temps=obj.
21934 (save_temps_length): Ditto.
21936 * doc/invoke.texi (-save-temps=obj): Document new variant to
21937 -save-temps switch.
21939 2009-04-02 Jeff Law <law@redhat.com>
21941 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21944 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21946 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21947 * configure: Regenerated.
21949 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21951 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21952 share the argument list.
21954 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21958 2009-02-12 Diego Novillo <dnovillo@google.com>
21960 * varpool.c (debug_varpool): New.
21961 * cgraph.h (debug_varpool): Declare.
21963 2009-04-02 Jan Hubicka <jh@suse.cz>
21965 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21968 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21970 * config/i386/i386.c (ix86_abi): Move initialization to ...
21971 (override_options): Here.
21973 2009-04-02 Christian Bruel <christian.bruel@st.com>
21975 * config/sh/sh.c (sh_dwarf_register_span): New function.
21976 (TARGET_DWARF_REGISTER_SPAN): Define.
21977 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21979 2009-04-02 Ira Rosen <irar@il.ibm.com>
21981 PR tree-optimization/39595
21982 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21983 interleaved loads group is not greater than the SLP group size.
21985 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21987 * builtins.c (is_builtin_name): New.
21988 (called_as_built_in): Use is_builtin_name.
21989 * tree.h (is_builtin_name): New.
21990 * varasm.c (incorporeal_function_p): Use is_builtin_name
21992 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21994 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21996 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21999 * c-decl.c (clone_underlying_type): Move this ...
22000 * c-common.c (set_underlying_type): ... here.
22001 Also, make sure the function properly sets TYPE_STUB_DECL() on
22002 the newly created typedef variant type.
22003 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
22004 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
22007 2009-04-02 Richard Guenther <rguenther@suse.de>
22009 PR tree-optimization/37221
22010 * tree-flow.h (degenerate_phi_result): Declare.
22011 * tree-ssa-dom.c (degenerate_phi_result): Export.
22012 * tree-scalar-evolution.c (analyze_initial_condition): If
22013 the initial condition is defined by a degenerate PHI node
22014 use the degenerate value.
22016 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
22018 PR rtl-optimization/39588
22019 * combine.c (merge_outer_ops): Do not set the constant when this
22021 (simplify_shift_const_1): Do not modify it either in this case.
22023 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
22025 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
22026 tuning is deprecated if -mtune value is set to an Itanium1 variant.
22028 2009-04-01 Janis Johnson <janis187@us.ibm.com>
22031 * c-lex.c (interpret_float): Default (no suffix) is double.
22033 2009-04-1 Xinliang David Li <davidxl@google.com>
22035 * config/i386/i386.c (legitimate_constant_p): Recognize
22036 all one vector constant.
22038 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22040 * config/vax/vax.c: Add #includes to silence warnings.
22041 Change #include order to silence two warnings.
22043 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22045 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
22046 (ASM_SPEC): Pass -k to the assembler for PIC code.
22048 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22050 * config.gcc: Add vax-*-linux* to the switch.
22051 * config/vax/linux.h: New file. (TARGET_VERSION,
22052 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
22054 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22056 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
22057 Use predicate macros instead of GET_CODE() == foo.
22058 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
22059 ashlsi3, rotrsi3, <unnamed>): Likewise.
22061 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22063 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
22064 jbbccihi, jbbccisi): Remova trailing whitespace.
22065 * config/vax/constraints.md: Likewise.
22066 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22067 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
22068 * config/vax/predicates.md: Likewise.
22069 * config/vax/vax.c (print_operand_address, vax_output_int_move,
22070 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
22071 * config/vax/vax.h: Likewise.
22072 * config/vax/vax.md (nonlocal_goto): Likewise.
22074 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22076 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
22077 (indirectable_address_p, adjacent_operands_p): Add spaces around
22079 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
22081 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22083 * config/vax/vax.c (legitimate_constant_address_p,
22084 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
22085 index_term_p, reg_plus_index_p, legitimate_address_p,
22086 vax_mode_dependent_address_p): Update comments to match functions
22087 modified by the recent int->bool conversion.
22089 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22091 * config/vax/builtins.md: Update copyright message.
22092 * config/vax/constraints.md: Likewise.
22093 * config/vax/netbsd-elf.h: Likewise.
22094 * config/vax/predicates.md: Likewise.
22095 * config/vax/vax-protos.h: Likewise.
22096 * config/vax/vax.c: Likewise.
22097 * config/vax/vax.h: Likewise.
22098 * config/vax/vax.md: Likewise.
22099 * config/vax/vax.opt: Likewise.
22101 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22103 * config/vax/builtins.md (ffssi2, ffssi2_internal,
22104 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
22105 * config/vax/constraints.md (B, R): Likewise.
22106 * config/vax/predicates.md (external_memory_operand,
22107 nonimmediate_addsub_di_operand): Likewise.
22108 * config/vax/vax.c (vax_output_int_add): Likewise.
22109 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
22110 untyped_call): Likewise.
22112 2009-04-01 Matt Thomas <matt@3am-software.com>
22114 * config/vax/predicates.md: New file.
22115 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
22116 external_const_operand, nonsymbolic_operand, external_memory_operand,
22117 indirect_memory_operand, indexed_memory_operand,
22118 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
22119 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
22121 * config/vax/constraints.md: New file.
22122 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
22124 * config/vax/builtins.md: New file.
22125 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
22126 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
22128 * config/vax/vax.opt (mqmath): Add option.
22129 * config/vax/vax.md (isfx): Extend with DI.
22130 (VAXintQH, VAXintQHSD): Define.
22131 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
22132 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
22133 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
22134 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
22135 (movdi): Update constraints and use vax_output_int_move().
22136 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
22137 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
22138 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
22139 nonlocal_goto): New.
22140 (mov<mode>): Extend accepted operand types.
22141 (subdi3_old): Rename from subdi3, change update constraints and use
22142 a new implementation.
22143 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
22144 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
22145 MOVE_RATIO, CLEAR_RATIO): Define.
22146 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
22147 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
22148 (PRINT_OPERAND): Redefine using a function instead of inlined code.
22149 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
22150 (split_quadword_operands): Make static and really allow variable
22152 (print_operand_address): Update for PIC generation.
22153 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
22154 indexable_address_p, fixup_mathdi_operand,
22155 vax_expand_addsub_di_operands, adjacent_operands_p): New.
22156 (vax_float_literal, legitimate_constant_p,
22157 indirectable_constant_address_p, index_term_p,
22158 reg_plus_index_p): Return bool instead of int.
22159 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
22161 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
22163 (vax_output_conditional_branch): Indent.
22164 (legitimate_constant_address_p, indirectable_constant_address_p,
22165 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
22166 vax_mode_dependent_address_p): Return bool instead of int, update for
22168 * config/vax/vax-protos.h (legitimate_constant_address_p,
22169 legitimate_constant_p, legitimate_address_p,
22170 vax_mode_dependent_address_p): Change declaration to bool.
22171 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
22172 vax_expand_addsub_di_operands, vax_output_int_subtract,
22173 vax_output_movmemsi): Declare.
22174 (split_quadword_operands, vax_float_literal): Delete declaration.
22175 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
22176 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
22177 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
22178 ASM_OUTPUT_DWARF_PCREL): Define.
22179 (ASM_SPEC): Change definition to allow PIC generation.
22181 2009-04-01 Steve Ellcey <sje@cup.hp.com>
22183 * doc/sourcebuild.texi: Update front-end requirements.
22185 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22188 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
22189 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
22190 (booldi3_internal3): Use boolean_or_operator instead of
22193 2009-04-01 Joseph Myers <joseph@codesourcery.com>
22196 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
22197 declarator whose size is not an integer constant expression but
22198 folds to an integer constant, then treat it as a constant
22201 2009-04-01 Richard Guenther <rguenther@suse.de>
22203 * fold-const.c (fold_plusminus_mult_expr): Do not fold
22204 i * 4 + 2 to (i * 2 + 1) * 2.
22206 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22209 * c-parser.c (c_parser_asm_statement): Skip until close paren and
22210 return if c_parser_asm_string_literal returned NULL.
22212 2009-04-01 Nick Clifton <nickc@redhat.com>
22214 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
22216 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
22217 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
22218 other typedefs to avoid conflicts with libgcc2.c. Define labels
22219 to gain 16-bit bit-manipulation functions from libgcc2.c and then
22221 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
22222 to gain 16-bit trapping arithmetic functions from libgcc2.c and
22225 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
22227 * varasm.c (default_function_rodata_section): Declare DOT as
22230 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
22231 Andrey Galkin <agalkin@hypercom.com>
22234 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
22235 Make object_name unique for each process.
22237 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22240 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
22241 addressable variables in the parallel that could go out of scope while
22242 running queued tasks.
22244 2009-04-01 Anatoly Sokolov <aesok@post.ru>
22246 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
22247 (CASE_VALUES_THRESHOLD): Redefine.
22248 * config/avr/avr.c (avr_override_options): Remove initialization of
22249 avr_case_values_threshold variable.
22250 (avr_case_values_threshold): Remove variable. Add new function.
22251 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
22252 * config/avr/avr.opt (mno-tablejump): Remove option.
22253 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
22255 2009-04-01 DJ Delorie <dj@redhat.com>
22257 * varasm.c (default_function_rodata_section): Don't assume
22258 anything about where the first '.' in the section name is.
22260 2009-04-01 Alan Modra <amodra@bigpond.net.au>
22262 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
22263 rs6000_emit_stack_tie.
22265 2009-03-31 Ian Lance Taylor <iant@google.com>
22267 * tree-eh.c (tree_remove_unreachable_handlers): Compare
22268 gimple_code with GIMPLE_RESX, not RESX.
22270 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22272 * c-common.c (c_get_ident): New.
22273 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
22275 2009-04-01 Ben Elliston <bje@au.ibm.com>
22277 * config/rs6000/sysv4.opt (msdata): Improve option description.
22279 2009-03-31 Steve Ellcey <sje@cup.hp.com>
22281 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
22282 (divdf3_internal_lat): Remove.
22283 (divxf3_internal_lat): Remove.
22284 (divxf3_internal_thr): Remove.
22285 (divxf): Use divxf3_internal.
22286 * config/ia64/div.md (divsf3_internal_lat): New.
22287 (divdf3_internal_lat): New.
22288 (divxf3_internal): New.
22290 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22293 * Makefile.in (USE_GCC_STDINT): Define.
22294 (stmp-int-hdrs): Install stdint.h if applicable.
22295 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
22297 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
22298 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
22299 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22300 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22301 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22302 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22303 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22304 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22305 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22306 (c_common_nodes_and_builtins): Initialize
22307 underlying_wchar_type_node. Do not initialize
22308 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
22309 nodes for new types.
22310 (c_stddef_cpp_builtins): Define macros for new types.
22311 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
22313 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
22314 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
22315 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
22316 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
22317 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
22318 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
22319 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
22320 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
22321 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
22322 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
22323 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
22324 int16_type_node, int32_type_node, int64_type_node,
22325 uint8_type_node, uint16_type_node, c_uint32_type_node,
22326 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
22327 int_least32_type_node, int_least64_type_node,
22328 uint_least8_type_node, uint_least16_type_node,
22329 uint_least32_type_node, uint_least64_type_node,
22330 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
22331 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
22332 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
22333 uintptr_type_node): Define.
22334 * c-cppbuiltin.c (builtin_define_constants,
22335 builtin_define_type_minmax): New.
22336 (builtin_define_stdint_macros): Define more macros.
22337 (c_cpp_builtins): Define more limit macros.
22338 (type_suffix): New.
22339 (builtin_define_type_max): Define in terms of
22340 builtin_define_type_minmax. Remove is_long parameter. All
22342 * config.gcc (use_gcc_stdint): Define.
22343 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
22344 Add newlib-stdint.h for generic targets.
22345 * config/glibc-stdint.h, config/newlib-stdint.h,
22346 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
22347 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
22348 * config/score/score.h (UINTPTR_TYPE): Define.
22349 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22350 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22351 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22352 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22353 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22354 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22355 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22356 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22357 * config/spu/spu.h (STDINT_LONG32): Define.
22358 * configure.ac (use_gcc_stdint): Substitute.
22359 * configure: Regenerate.
22360 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
22361 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
22362 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
22363 __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__,
22369 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
22370 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
22371 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
22372 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
22373 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
22374 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
22375 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
22376 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
22377 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
22378 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
22379 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
22380 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
22381 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
22382 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22383 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22384 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22385 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22386 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22387 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22388 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
22390 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
22392 * loop-iv.c (suitable_set_for_replacement): Renamed from
22393 simplify_using_assignment; changed to return bool and to accept new
22394 args DEST and SRC. Return true iff we find a source/destination pair
22395 that can be used to make a replacement, and fill SRC and DEST if so.
22396 Remove arg ALTERED. Don't deal with altered regs here. All callers
22398 (simplify_using_initial_values): Deal with altered regs here and track
22399 more precisely the effect they have on the validity of our expression.
22401 * loop-iv.c (simplify_using_condition): A condition of the form
22402 (EQ REG CONST) can be used to simply make a substitution.
22403 (simplify_using_initial_values): Keep track of conditions we have seen
22404 and keep using them to simplify new expressions, while applying the
22405 same substitutions to them as to the expression.
22407 * simplify-rtx.c (simplify_relational_operation_1): Simplify
22408 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
22411 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
22412 changed. Use this when trying to improve the upper bound.
22413 Generate the comparison by using simplify_gen_relational.
22415 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
22417 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
22419 (simplify_using_assignment, simplify_using_initial_values): Call
22420 replace_in_expr to make replacements. Call replace_single_def_regs
22421 once on the initial version of the expression.
22423 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22426 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
22428 2009-03-31 Richard Guenther <rguenther@suse.de>
22430 PR middle-end/31029
22431 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
22432 equality comparisons. Fold C - X CMP X if C % 2 == 1.
22434 2009-03-31 Richard Guenther <rguenther@suse.de>
22436 * tree.h (div_if_zero_remainder): Declare.
22437 * fold-const.c (div_if_zero_remainder): Export.
22438 * tree-ssa-forwprop.c
22439 (forward_propagate_addr_into_variable_array_index): Handle
22440 constant array index addition outside of the variable index.
22442 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22445 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
22446 define_splits, floatunssi<mode>2): Require x87 conversions from
22447 DImode to be permitted.
22449 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22451 PR preprocessor/15638
22452 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
22454 2009-03-31 Richard Guenther <rguenther@suse.de>
22456 PR middle-end/23401
22457 PR middle-end/27810
22458 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
22459 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
22460 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
22461 a separate statement.
22462 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
22463 (lookup_tmp_var): Likewise.
22464 (is_gimple_formal_tmp_or_call_rhs): Remove.
22465 (is_gimple_reg_or_call_rhs): Rename to ...
22466 (is_gimple_reg_rhs_or_call): ... this.
22467 (is_gimple_mem_or_call_rhs): Rename to ...
22468 (is_gimple_mem_rhs_or_call): ... this.
22469 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
22470 DECL_GIMPLE_REG_P only if is_formal is true.
22471 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
22472 for non-proper post-modify expression gimplification.
22473 (gimplify_self_mod_expr): For post-modify expressions gimplify
22474 the lvalue to a minimal lvalue.
22475 (rhs_predicate_for): Remove formal temp case.
22476 (gimplify_modify_expr_rhs): Likewise.
22477 (gimplify_addr_expr): Use is_gimple_reg.
22478 (gimplify_expr): Remove formal temp cases.
22479 (gimple_regimplify_operands): Likewise.
22480 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22481 and FILTER_EXPR like constants.
22482 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22484 (is_gimple_formal_tmp_rhs): Remove.
22485 (is_gimple_reg_rhs): Remove special casing.
22486 (is_gimple_mem_rhs): Fix.
22487 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22488 (is_gimple_formal_tmp_var): Remove.
22489 (is_gimple_formal_tmp_reg): Likewise.
22490 (is_gimple_min_lval): Allow invariant component ref parts.
22491 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22492 is_gimple_formal_tmp_reg): Remove declarations.
22493 * tree-cfg.c (verify_expr): Verify that variables with address
22494 taken do not have DECL_GIMPLE_REG_P set.
22495 * tree-mudflap.c (mf_build_check_statement_for): Use
22496 force_gimple_operand instead of gimplify_expr.
22498 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22500 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22501 schedulable rows to compute_split_row.
22503 2009-03-31 Ben Elliston <bje@au.ibm.com>
22506 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22509 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22511 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22512 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22513 * configure: Regenerate.
22514 * config.in: Regenerate.
22515 * config/rs6000/rs6000.opt (mtls-markers): Add.
22516 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22517 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22518 (tls_ld_aix, tls_ld_sysv): Likewise.
22519 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22520 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22522 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22524 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22526 2009-03-30 Jan Hubicka <jh@suse.cz>
22528 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22530 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22531 detection and label handling.
22533 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22535 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22536 left_conflicts_size.
22537 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22538 ALLOCNO_LEFT_CONFLICTS_SIZE.
22540 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22541 remove_allocno_from_bucket_and_push,
22542 allocno_spill_priority_compare, push_allocnos_to_stack,
22543 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22544 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22545 (setup_allocno_left_conflicts_num): Ditto. Rename to
22546 setup_allocno_left_conflicts_size.
22547 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22548 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22549 setup_allocno_left_conflicts_size instead of
22550 setup_allocno_left_conflicts_num.
22552 * ira-build.c (ira_create_allocno): Use
22553 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22554 ALLOCNO_LEFT_CONFLICTS_NUM.
22556 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22558 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22559 instead of DF_LR_OUT.
22561 * ira-lives.c (process_bb_node_lives): Ditto.
22563 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22564 instead of DF_LR_{OUT,IN}.
22566 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22568 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22570 2009-03-30 Jan Hubicka <jh@suse.cz>
22572 * except.c (label_to_region_map): Fix thinko.
22574 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22576 PR middle-end/38237
22577 * tree.h (tree_find_value): New declaration.
22578 * tree.c (tree_find_value): New function.
22579 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22581 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22584 * c-decl.c (struct c_binding): Add locus field.
22585 (bind): Add locus argument, set locus field from it.
22586 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22587 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22588 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22589 implicitly_declare, undeclared_variable, lookup_label,
22590 declare_label, c_make_fname_decl, c_builtin_function,
22591 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22594 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22597 * config/i386/i386.c (classify_argument): Check total size of
22600 2009-03-30 Martin Jambor <mjambor@suse.cz>
22602 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22603 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22604 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22607 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22608 seen_variable_array_ref while also traversing a union.
22610 * tree-inline.c (optimize_inline_calls): Do not call
22611 cgraph_node_remove_callees.
22612 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22613 (pass_remove_cgraph_callee_edges): New variable.
22614 * passes.c (init_optimization_passes): Add
22615 pass_remove_cgraph_callee_edges after early inlining and before all
22616 late intraprocedural passes.
22618 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22620 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22622 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22623 Fix typos in names.
22625 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22627 * combine.c (simplify_comparison): Use have_insn_for.
22628 * dojump.c (do_jump): Likewise.
22630 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22632 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22633 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22634 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22635 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22636 instead of sparc_compare_emitted.
22637 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22638 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22639 instead of sparc_compare_emitted.
22641 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22643 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22644 enter/exit cfglayout mode.
22645 (pass_partition_block): Require it.
22646 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22647 (combine_instructions): Track basic blocks instead of labels.
22648 (update_cfg_for_uncondjump): New.
22649 (try_combine): Use it. Update jumps after rescanning.
22650 (pass_combine): Require PROP_cfglayout.
22651 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22653 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22655 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22656 Provide/destroy PROP_cfglayout respectively.
22657 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22658 * tree-pass.h (PROP_cfglayout): New.
22660 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22662 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22663 fold_convert_const_fixed_from_fixed,
22664 fold_convert_const_fixed_from_int,
22665 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22666 set TREE_CONSTANT_OVERFLOW.
22667 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22668 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22670 2009-03-30 Ira Rosen <irar@il.ibm.com>
22672 * tree-vect-loop-manip.c: New file.
22673 * tree-vectorizer.c: Update documentation and included files.
22674 (vect_loop_location): Make extern.
22675 (rename_use_op): Move to tree-vect-loop-manip.c
22676 (rename_variables_in_bb, rename_variables_in_loop,
22677 slpeel_update_phis_for_duplicate_loop,
22678 slpeel_update_phi_nodes_for_guard1,
22679 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22680 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22681 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22682 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22683 find_loop_location): Likewise.
22684 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22685 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22686 get_vectype_for_scalar_type, vect_is_simple_use,
22687 supportable_widening_operation, supportable_narrowing_operation):
22689 (bb_in_loop_p): Move to tree-vect-loop.c.
22690 (new_loop_vec_info, destroy_loop_vec_info,
22691 reduction_code_for_scalar_code, report_vect_op,
22692 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22693 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22694 (vect_supportable_dr_alignment): Likewise.
22695 * tree-vectorizer.h (tree-data-ref.h): Include.
22696 (vect_loop_location): Declare.
22697 Reorganize function declarations according to the new file structure.
22698 * tree-vect-loop.c: New file.
22699 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22700 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22701 * tree-vect-data-refs.c: New file.
22702 * tree-vect-patterns.c (timevar.h): Don't include.
22703 * tree-vect-stmts.c: New file.
22704 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22705 tree-vect-slp.c, tree-vect-loop.c.
22706 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22707 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22708 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22709 (tree-vect-analyze.o): Remove.
22710 (tree-vect-transform.o): Likewise.
22711 (tree-vect-data-refs.o): Add rule.
22712 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22713 tree-vect-slp.o): Likewise.
22714 (tree-vect-patterns.o): Remove redundant dependencies.
22715 (tree-vectorizer.o): Likewise.
22716 * tree-vect-slp.c: New file.
22718 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22720 * optc-gen.awk: Warn if an option flag has multiple different
22723 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22725 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22726 -floop-block): Document dependences on PPL, CLooG and Graphite.
22728 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22730 PR rtl-optimization/323
22731 * c-common.c (c_fully_fold, convert_and_check,
22732 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22733 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22734 * c-common.def (EXCESS_PRECISION_EXPR): New.
22735 * c-cppbuiltin.c (builtin_define_float_constants): Define
22736 constants with enough digits for long double.
22737 * c-lex.c (interpret_float): Interpret constant with excess
22738 precision where appropriate.
22739 * c-opts.c (c_common_post_options): Set
22740 flag_excess_precision_cmdline. Give an error for
22741 -fexcess-precision=standard for C++ for processors where the
22742 option is significant.
22743 * c-parser.c (c_parser_conditional_expression): Handle excess
22744 precision in condition.
22745 * c-typeck.c (convert_arguments): Handle arguments with excess
22747 (build_unary_op): Move excess precision outside operation.
22748 (build_conditional_expr): Likewise.
22749 (build_compound_expr): Likewise.
22750 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22751 (build_modify_expr): Handle excess precision in RHS.
22752 (convert_for_assignment): Handle excess precision in converted
22754 (digest_init, output_init_element, process_init_element): Handle
22755 excess precision in initializer.
22756 (c_finish_return): Handle excess precision in return value.
22757 (build_binary_op): Handle excess precision in operands and add
22758 excess precision as needed for operation.
22759 * common.opt (-fexcess-precision=): New option.
22760 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22761 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22762 For standard excess precision, output explicit conversion to and
22763 truncation from XFmode.
22764 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22765 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22766 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22767 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22768 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22769 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22770 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22771 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22772 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22773 define_splits, sqrt<mode>2): Disable where appropriate for
22774 standard excess precision.
22775 * convert.c (convert_to_real): Do not shorten arithmetic to type
22776 for which excess precision would be used.
22777 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22778 * doc/invoke.texi (-fexcess-precision=): Document option.
22779 (-mfpmath=): Correct index entry.
22780 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22781 flag_excess_precision): New.
22782 * langhooks.c (lhd_post_options): Set
22783 flag_excess_precision_cmdline.
22784 * opts.c (common_handle_option): Handle -fexcess-precision=.
22785 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22786 init_excess_precision): New.
22787 (lang_dependent_init_target): Call init_excess_precision.
22788 * tree.c (excess_precision_type): New.
22789 * tree.h (excess_precision_type): Declare.
22791 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22794 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22795 non-lvalue to component.
22797 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22799 PR preprocessor/34695
22800 * Makefile.in (c-opts.o): Depend on c-tree.h.
22801 * c-common.c: Move down include of diagnostic.h.
22802 (done_lexing, c_cpp_error): New.
22803 * c-common.h (done_lexing): Declare.
22804 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22806 * c-opts.c: Include c-tree.h.
22807 (c_common_init_options): Set preprocessor error callback.
22808 (c_common_handle_option): Do not set preprocessor
22809 inhibit_warnings, warnings_are_errors, warn_system_headers,
22810 pedantic_errors or inhibit_warnings flags.
22811 (c_common_post_options): Do not check cpp_errors (parse_in).
22812 (c_common_finish): Do not output dependencies if there were
22813 errors. Do not check return value of cpp_finish.
22814 * c-ppoutput.c (pp_file_change): Set input_location.
22815 * c-tree.h (c_cpp_error): Declare.
22816 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22818 (diagnostic_build_prefix): Check override_column.
22819 * diagnostic.h (diagnostic_info): Add override_column field.
22820 (diagnostic_override_column): Define.
22822 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22824 * c-common.c (c_expand_expr, c_staticp): Remove.
22825 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22826 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22827 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22828 * c-gimplify.c (gimplify_compound_literal_expr,
22829 optimize_compound_literals_in_ctor): Remove.
22830 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22831 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22832 * c-semantics.c (emit_local_var): Remove.
22834 * langhooks-def.h (lhd_expand_expr): Remove.
22835 * langhooks.c (lhd_expand_expr): Remove.
22836 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22838 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22839 handling from c-semantics.c; don't call into langhook.
22840 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22841 * gimplify.c (gimplify_compound_literal_expr,
22842 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22843 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22844 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22845 as was done in c-gimplify.c.
22846 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22847 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22848 Move from c-common.h.
22849 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22851 * tree.c (staticp): Do not call langhook.
22852 * langhooks.c (lhd_staticp): Delete.
22853 * langhooks-def.h (lhd_staticp): Delete prototype.
22854 (LANG_HOOKS_STATICP): Delete.
22855 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22857 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22858 instead of DECL_STMTs.
22860 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22868 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22870 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22871 contained expression.
22872 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22873 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22874 conditional expressions for C.
22875 (decl_constant_value_for_optimization): Move from
22876 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22877 whether optimizing and that the expression is a VAR_DECL not of
22878 array type instead of doing such checks in the caller. Do not
22879 check pedantic. Call gcc_unreachable for C++.
22880 * c-common.def (C_MAYBE_CONST_EXPR): New.
22881 * c-common.h (c_fully_fold, c_save_expr,
22882 decl_constant_value_for_optimization): New prototypes.
22883 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22884 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22885 EXPR_INT_CONST_OPERANDS): Define.
22886 * c-convert.c (convert): Strip nops from expression.
22887 * c-decl.c (groktypename): Take extra parameters expr and
22888 expr_const_operands. Update call to grokdeclarator.
22889 (start_decl): Update call to grokdeclarator. Add statement for
22890 expressions used in type of decl.
22891 (grokparm): Update call to grokdeclarator.
22892 (push_parm_decl): Update call to grokdeclarator.
22893 (build_compound_literal): Add parameter non_const and build a
22894 C_MAYBE_COSNT_EXPR if applicable.
22895 (grokdeclarator): Take extra parameters expr and
22896 expr_const_operands. Track expressions used in declaration
22897 specifiers and declarators. Fold array sizes and track whether
22898 they are constant expressions and whether they are integer
22899 constant expressions.
22900 (parser_xref_tag): Set expr and expr_const_operands fields in
22902 (grokfield): Update call to grokdeclarator.
22903 (start_function): Update call to grokdeclarator.
22904 (build_null_declspecs): Set expr and expr_const_operands fields in
22906 (declspecs_add_type): Handle expressions in typeof specifiers.
22907 * c-parser.c (c_parser_declspecs): Set expr and
22908 expr_const_operands fields for declaration specifiers.
22909 (c_parser_enum_specifier): Likewise.
22910 (c_parser_struct_or_union_specifier): Likewise.
22911 (c_parser_typeof_specifier): Likewise. Update call to
22912 groktypename. Fold expression as needed. Return expressions with
22913 type instead of adding statements.
22914 (c_parser_attributes): Update calls to c_parser_expr_list.
22915 (c_parser_statement_after_labels): Fold expression before passing
22916 to objc_build_throw_stmt.
22917 (c_parser_condition): Fold expression.
22918 (c_parser_asm_operands): Fold expression.
22919 (c_parser_conditional_expression): Use c_save_expr. Update call
22920 to build_conditional_expr.
22921 (c_parser_alignof_expression): Update call to groktypename.
22922 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22923 original_code. Fold expression argument of va_arg. Create
22924 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22925 argument to va_arg. Update calls to groktypename. Fold array
22926 index for offsetof. Verify that first argument to
22927 __builtin_choose_expr has integer type.
22928 (c_parser_postfix_expression_after_paren_type): Update calls to
22929 groktypename and build_compound_literal. Handle expressions with
22930 side effects in type name.
22931 (c_parser_postfix_expression_after_primary): Update call to
22932 c_parser_expr_list. Set original_code for calls to
22933 __builtin_constant_p.
22934 (c_parser_expr_list): Take extra parameter fold_p. Fold
22935 expressions if requested.
22936 (c_parser_objc_type_name): Update call to groktypename.
22937 (c_parser_objc_synchronized_statement): Fold expression.
22938 (c_parser_objc_receiver): Fold expression.
22939 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22940 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22941 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22942 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22943 (struct c_typespec): Add elements expr and expr_const_operands.
22944 (struct c_declspecs): Add elements expr and expr_const_operands.
22945 (groktypename, build_conditional_expr, build_compound_literal):
22947 (in_late_binary_op): Declare.
22948 * c-typeck.c (note_integer_operands): New function.
22949 (in_late_binary_op): New variable.
22950 (decl_constant_value_for_broken_optimization): Move to c-common.c
22951 and rename to decl_constant_value_for_optimization.
22952 (default_function_array_conversion): Do not strip nops.
22953 (default_conversion): Do not call
22954 decl_constant_value_for_broken_optimization.
22955 (build_array_ref): Do not fold result.
22956 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22957 result when operand is a VLA.
22958 (c_expr_sizeof_type): Update call to groktypename. Handle
22959 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22960 result when operand names a VLA type.
22961 (build_function_call): Update call to build_compound_literal.
22962 Only fold result for calls to __builtin_* functions. Strip
22963 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22964 the function designator.
22965 (convert_arguments): Fold arguments. Update call to
22966 convert_for_assignment.
22967 (build_unary_op): Handle increment and decrement of
22968 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22969 decrement earlier. Fold operand of increment and decrement.
22970 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22971 built for integer operand. Wrap returns that are INTEGER_CSTs
22972 without being integer constant expressions or that have integer
22973 constant operands without being INTEGER_CSTs.
22974 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22975 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22976 result is an integer constant expression or can be used in
22977 unevaluated parts of one and avoid folding and wrap as
22978 appropriate. Fold operands before possibly doing -Wsign-compare
22980 (build_compound_expr): Wrap result for C99 if operands can be used
22981 in integer constant expressions.
22982 (build_c_cast): Update call to digest_init. Do not ignore
22983 overflow from casting floating-point constants to integers. Wrap
22984 results that could be confused with integer constant expressions,
22985 null pointer constants or floating-point constants.
22986 (c_cast_expr): Update call to groktypename. Handle expressions
22987 included in type name.
22988 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22989 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22990 Update calls to convert_for_assignment.
22991 (convert_for_assignment): Take new parameter
22992 null_pointer_constant. Do not strip nops or call
22993 decl_constant_value_for_broken_optimization. Set
22994 in_late_binary_op for conversions to boolean.
22995 (store_init_value): Update call to digest_init.
22996 (digest_init): Take new parameter null_pointer_constant. Do not
22997 call decl_constant_value_for_broken_optimization. pedwarn for
22998 initializers not constant expressions. Update calls to
22999 convert_for_assignment.
23000 (constructor_nonconst): New.
23001 (struct constructor_stack): Add nonconst element.
23002 (really_start_incremental_init, push_init_level, pop_init_level):
23003 Handle constructor_nonconst and nonconst element.
23004 (set_init_index): Call constant_expression_warning for array
23006 (output_init_element): Fold value. Set constructor_nonconst as
23007 applicable. pedwarn for initializers not constant expressions.
23008 Update call to digest_init. Call constant_expression_warning
23009 where constant initializers are required.
23010 (process_init_element): Use c_save_expr.
23011 (c_finish_goto_ptr): Fold expression.
23012 (c_finish_return): Fold return value. Update call to
23013 convert_for_assignment.
23014 (c_start_case): Fold switch expression.
23015 (c_process_expr_stmt): Fold expression.
23016 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
23017 ensure statement expression is not evaluated in constant expression.
23018 (build_binary_op): Track whether results are integer constant
23019 expressions or may occur in such, disable folding and wrap results
23020 as applicable. Fold operands for -Wsign-compare warnings unless
23022 (c_objc_common_truthvalue_conversion): Handle results folded to
23023 integer constants that are not integer constant expressions.
23024 * doc/extend.texi: Document when typeof operands are evaluated,
23025 that condition of __builtin_choose_expr is an integer constant
23026 expression, and more about use of __builtin_constant_p in
23029 2009-03-29 Richard Guenther <rguenther@suse.de>
23031 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
23032 propagate addresses of array references.
23034 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
23036 * regmove.c (perhaps_ends_bb_p): Remove.
23037 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
23038 from INSN and check that the main loop stays within that basic block.
23039 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
23040 (regmove_forward_pass): Split out from regmove_optimize. Use
23041 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
23042 (regmove_backward_pass): Split out from regmove_optimize. Use
23043 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
23044 (regmove_optimize): Simplify.
23046 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23049 * config/i386/i386.c (classify_argument): Ignore flexible array
23050 member in struct and warn ABI change.
23052 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23054 * config/i386/i386-protos.h (ix86_agi_dependent): New.
23056 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
23057 (ix86_adjust_cost): Updated.
23059 2009-03-29 Jan Hubicka <jh@suse.cz>
23061 PR middle-end/28850
23062 * tree-pass.h (pass_cleanup_eh): New function.
23063 (remove_unreachable_regions): Break code handling RTL
23064 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
23065 that can not be reached by runtime.
23066 (can_be_reached_by_runtime): New function.
23067 (label_to_region_map): New function.
23068 (num_eh_regions): New function.
23069 (rtl_remove_unreachable_regions): New function.
23070 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
23071 (remove_eh_region): New function.
23072 * except.h: Include sbitmap and vecprim.
23073 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
23074 num_eh_regions): Declare.
23075 * passes.c (init_optimization_passes): Schedule cleanup_eh.
23076 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
23077 * tree-eh.c (tree_remove_unreachable_handlers): New function.
23078 (tree_empty_eh_handler_p): New function.
23079 (cleanup_empty_eh): New function.
23080 (cleanup_eh): New function.
23081 (pass_cleanup_eh): New function.
23083 2009-03-29 Jan Hubicka <jh@suse.cz>
23085 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
23086 for removed regions.
23088 2009-03-29 Jan Hubicka <jh@suse.cz>
23090 * except.c (dump_eh_tree): Dump all datastructures.
23092 2009-03-29 Jan Hubicka <jh@suse.cz>
23094 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
23095 (duplicate_eh_regions_1): Likewise.
23096 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
23097 vector; call EH verification.
23098 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23099 Be ready for region being removed.
23101 2009-03-29 Jan Hubicka <jh@suse.cz>
23103 * bitmap.c (bitmap_last_set_bit): New function.
23104 * bitmap.h (bitmap_last_set_bit): Declare.
23106 2009-03-29 David Ayers <ayers@fsfe.org>
23109 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
23110 by calling objc_compare_types and surpress warnings about
23111 incompatible C pointers that are compatible ObjC pointers.
23113 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
23115 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
23116 call initialize_inline_failed.
23117 (initialize_inline_failed): Move it from here ...
23118 * cgraph.c (initialize_inline_failed): ... to here.
23119 (cgraph_create_edge): Call initialize_inline_failed rather than
23120 setting inline_failed directly.
23122 2009-03-29 Ben Elliston <bje@au.ibm.com>
23125 * sysv4.opt (msdata): Improve comment.
23126 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
23127 * sysv4.h (SVR4_ASM_SPEC): Likewise.
23129 2009-03-29 Ben Elliston <bje@au.ibm.com>
23132 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
23133 load and store attributes.
23135 2009-03-29 Ben Elliston <bje@au.ibm.com>
23137 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
23138 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
23139 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
23140 * doc/extend.texi (X86 Built-in Functions): Add index entries for
23141 __builtin_infq and __builtin_huge_valq.
23143 2009-03-28 Anatoly Sokolov <aesok@post.ru>
23145 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
23147 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23148 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
23150 2009-03-28 Xinliang David Li <davidxl@google.com>
23152 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
23153 (do_dbg_cnt): New function.
23155 2009-03-28 Jan Hubicka <jh@suse.cz>
23157 Merge from pretty-ipa:
23159 2009-03-27 Jan Hubicka <jh@suse.cz>
23161 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23162 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
23163 * passes.c (function_called_by_processed_nodes_p): New.
23164 * ipa-pure-const.c (check_call): Fix handling of operands.
23165 (analyze_function): Dump debug output for skipped bodies.
23166 (local_pure_const): Use function_called_by_processed_nodes_p.
23167 * dwarf2out.c (reference_to_unused): Use output.
23168 * passes.c (do_per_function_toporder): Likewise.
23170 2008-11-12 Jan Hubicka <jh@suse.cz>
23172 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
23173 * ipa-pure-const.c (funct_state_d): Add can throw field; make
23174 state_set_in_source enum
23175 (check_decl): Ignore memory tags; do not set fake looping flags;
23177 (check_operand, check_tree, check_rhs_var, check_lhs_var,
23178 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
23179 (check_call, analyze_function): Rewrite.
23181 (add_new_function): Update call of analyze_function.
23182 (generate_summary): Add call of analyze_function.
23183 (propagate): Propagate can_throw; handle state_set_in_source correctly.
23184 (local_pure_const): New function.
23185 (pass_local_pure_const): New pass.
23186 * ipa-inline.c (inline_transform): Set after_inlining.
23187 * tree-eh.c (stmt_can_throw_external): New.
23188 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
23189 work with aliasing built.
23190 * tree-flow.h (stmt_can_throw_external): New.
23191 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
23192 and local pure/const pass in early and late optimization queue.
23194 2009-03-28 Martin Jambor <mjambor@suse.cz>
23196 * fold-const.c (get_pointer_modulus_and_residue): New parameter
23198 (fold_binary): Allow function decl aligment consideration is the
23199 second argument is integer constant one.
23200 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
23201 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
23202 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
23204 2009-03-28 Jan Hubicka <jh@suse.cz>
23206 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
23207 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
23208 * function.h (rtl_data): Add nothrow flag.
23209 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
23210 set DECL_NOTHROW for AVAILABLE functions.
23212 2009-03-28 Jakub Jelinek <jakub@redhat.com>
23214 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
23215 following vector keyword has expansion starting with pixel or bool
23216 keyword, expand vector to __vector and pixel or bool to __pixel or
23220 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
23221 warn_if_disallowed_function_p): Removed.
23222 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
23223 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
23224 warning_if_disallowed_function_p.
23225 * flags.h (warn_if_disallowed_function_p,
23226 warn_disallowed_functions): Removed.
23227 * common.opt (Wdisallowed-function-list=): Removed.
23228 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
23230 2009-03-28 Richard Guenther <rguenther@suse.de>
23232 PR tree-optimization/38723
23233 * tree-ssa-pre.c (compute_avail): Add all default definitions to
23236 2009-03-28 Jan Hubicka <jh@suse.cz>
23238 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
23239 test introduced by my previous patch.
23241 2009-03-28 Richard Guenther <rguenther@suse.de>
23243 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
23244 the PHIs value undefined.
23246 2009-03-28 Jan Hubicka <jh@suse.cz>
23248 * tree-pass.h (pass_fixup_cfg): New pass.
23249 * ipa-inline.c (inline_transform): Set
23250 always_inline_functions_inlined/after_inlining.
23251 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
23252 (pass_fixup_cfg): New pass.
23253 * passes.c (init_optimization_passes): Add fixup_cfg.
23255 2009-03-28 Richard Guenther <rguenther@suse.de>
23257 PR tree-optimization/38458
23258 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
23259 argument use the arguments copy-of value.
23261 2009-03-28 Richard Guenther <rguenther@suse.de>
23263 PR tree-optimization/38180
23264 * tree-ssa-ccp.c (get_default_value): Simplify.
23265 (likely_value): Likewise.
23266 (surely_varying_stmt_p): Properly handle VOP case.
23267 (ccp_initialize): Likewise.
23268 (ccp_fold): Handle propagating through *&.
23269 (fold_const_aggregate_ref): Also handle decls.
23271 2009-03-28 Jan Hubicka <jh@suse.cz>
23273 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23274 * cgraph.h (cgraph_node): Likewise.
23275 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
23276 (cgraph_reset_node): Use process flag.
23277 (cgraph_mark_functions_to_output): Likewise.
23278 (cgraph_expand_function): Likewise.
23279 (cgraph_expand_all_functions): Likewise.
23280 (cgraph_output_in_order): Likewise.
23281 * dwarf2out.c (reference_to_unused): Likewise.
23282 * passes.c do_per_function_toporder): Likewise.
23284 2009-03-28 Jan Hubicka <jh@suse.cz>
23286 Bring from lto-branch:
23288 2008-09-03 Doug Kwan <dougkwan@google.com>
23290 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
23291 enums instead of reason strings.
23292 * cgraph.c (cgraph_create_edge): Same.
23293 (cgraph_inline_failed_string): New function.
23294 * cgraph.h (cgraph_inline_failed_t): New enum type.
23295 (cgraph_inline_failed_string): New prototype.
23296 (struct cgraph_edge): Change type of INLINED_FAILED from constant
23297 char pointer to cgraph_inline_failed_t.
23298 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
23299 (cgraph_default_inline_p): Ditto.
23300 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
23301 to cgraph_inline_failed_t pointer.
23302 * cif-code.def: New file.
23303 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
23305 (cgraph_check_inline_limits): Change type of REASON to pointer to
23306 cgraph_inline_failed_t. Replace reason strings with enums.
23307 (cgraph_default_inline_p): Ditto.
23308 (cgraph_recursive_inlining_p): Ditto.
23309 (update_caller_keys): Change type of FAILED_REASON to
23310 cgraph_inline_failed_t.
23311 (cgraph_set_inline_failed): Change type of REASON to pointer to
23312 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
23313 convert enums to strings for text output.
23314 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
23315 to be of type cgraph_inline_failed_t. Replace reason strings with
23316 enums. Call cgraph_inline_failed_string to covert enums
23317 to strings for text output.
23318 (cgraph_decide_inlining): Replace reason strings with enums.
23319 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
23320 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
23322 * tree-inline.c (expand_call_inline): Change type of REASON
23323 to cgraph_inline_failed_t. Replace reason strings with enums.
23324 Call cgraph_inline_failed_string for text output.
23325 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
23328 2009-03-28 Jan Hubicka <jh@suse.cz>
23330 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
23331 cgraph_clone_node): Remove master clone handling.
23332 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23333 * cgraph.h (master_clone): Remove.
23334 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23335 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
23336 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23338 2009-03-28 Jan Hubicka <jh@suse.cz>
23340 * cgraph.c (cgraph_function_body_availability): Functions declared
23341 inline are always safe to assume that it is not going to be replaced.
23343 2009-03-28 Richard Guenther <rguenther@suse.de>
23345 PR tree-optimization/38513
23346 * tree-ssa-pre.c (eliminate): Remove redundant stores.
23347 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
23348 EXC_PTR_EXPR and FILTER_EXPR.
23349 (get_ref_from_reference_ops): Likewise.
23351 2009-03-28 Richard Guenther <rguenther@suse.de>
23353 PR tree-optimization/38968
23354 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
23355 Use FLOOR_MOD_EXPR to compute misalignment.
23357 2009-03-28 Richard Guenther <rguenther@suse.de>
23359 PR tree-optimization/37795
23360 * tree.h (combine_comparisons): Declare.
23361 * fold-const.c (combine_comparisons): Export.
23362 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
23364 (ifcombine_iforif): Use combine_comparisons.
23366 2009-03-28 Jan Hubicka <jh@suse.cz>
23368 * tree-eh.c (inlinable_call_p): New function.
23369 (make_eh_edges): Use it.
23370 (verify_eh_edges): Use it.
23371 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
23372 * except.c (reachable_next_level): Add inlinable_function argument
23373 (sjlj_find_directly_reachable_regions): Update.
23374 (add_reachable_handler): Do not set saw_any_handlers.
23375 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
23376 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23377 Add new inlinable call parameter.
23378 (can_throw_internal, can_throw_external): Update.
23379 * except.h (can_throw_internal_1, can_throw_external_1,
23380 foreach_reachable_handler): Update declaration.
23382 2009-03-28 Joseph Myers <joseph@codesourcery.com>
23384 * config/arm/t-arm-coff, config/h8300/coff.h,
23385 config/i386/i386-aout.h, config/i386/i386-coff.h,
23386 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
23387 config/pdp11/2bsd.h, config/rs6000/aix41.h,
23388 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
23389 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
23390 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
23391 sys-types.h: Remove.
23392 * Makefile.in: Remove protoize and fixproto support and references
23394 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
23395 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
23397 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
23398 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
23399 unprotoize$(exeext).
23400 (rest.encap): Don't depend on $(STMP_FIXPROTO)
23401 (.PHONY): Don't depend on proto.
23402 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
23403 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
23404 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
23405 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
23406 build/gen-protos.o, build/scan.o, xsys-protos.h,
23407 build/fix-header$(build_exeext), build/fix-header.o,
23408 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
23409 stmp-install-fixproto): Remove.
23410 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
23411 SYSCALLS.c or fixproto files.
23412 (install-common): Don't install protoize.
23413 (install-headers-tar, install-headers-cpio, install-headers-cp):
23414 Don't depend on $(STMP_FIXPROTO).
23415 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
23416 install fixproto files or write out fixproto settings.
23417 (uninstall): Don't uninstall protoize.
23418 * config.gcc (use_fixproto): Remove.
23419 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
23420 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
23421 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
23422 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
23423 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
23424 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
23425 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
23426 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
23427 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
23428 * config/t-vxworks (STMP_FIXPROTO): Remove.
23429 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
23430 STMP_FIXPROTO): Remove.
23431 * config.in, configure: Regenerate.
23432 * crtstuff.c (gid_t, uid_t): Don't undefine.
23433 * doc/install.texi: Change m68k-coff to m68k-elf in example.
23434 (arm-*-coff, arm-*-aout: Remove target entries.
23435 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
23436 Remove mention of AIX 4.1.
23437 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
23438 * doc/invoke.texi (Running Protoize): Remove.
23439 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
23440 (Protoize Caveats): Remove.
23441 * tsystem.h: Update comments on headers assumed to exist.
23443 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
23445 * genautomata.c: Add a new year to the copyright. Add a new
23447 (struct insn_reserv_decl): Add comments for member bypass_list.
23448 (find_bypass): Remove.
23449 (insert_bypass): New.
23450 (process_decls): Use insert_bypass.
23451 (output_internal_insn_latency_func): Output all bypasses with the
23452 same input insn in one switch case.
23454 * rtl.def (define_bypass): Describe bypass choice.
23455 * doc/md.texi (define_bypass): Ditto.
23457 2009-03-27 Richard Guenther <rguenther@suse.de>
23459 * gimplify.c (mark_addressable): Export.
23460 * tree-flow.h (mark_addressable): Declare.
23461 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
23462 * tree-ssa.c (verify_phi_args): Verify that address taken
23463 variables have TREE_ADDRESSABLE set.
23465 2009-03-27 Richard Guenther <rguenther@suse.de>
23467 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
23468 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
23469 Do not mark decls TREE_ADDRESSABLE.
23470 (build_fold_addr_expr): Adjust.
23471 (fold_addr_expr): Remove.
23472 (fold_unary): Use build_fold_addr_expr.
23473 (fold_comparison): Likewise.
23474 (split_address_to_core_and_offset): Likewise.
23475 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23477 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23478 (gimplify_modify_expr_to_memcpy): Mark source and destination
23480 * omp-low.c (create_omp_child_function): Mark the object decl
23482 (lower_rec_input_clauses): Mark the var we take the address of
23484 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23486 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23488 PR middle-end/39315
23489 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23490 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23492 2009-03-27 Richard Guenther <rguenther@suse.de>
23494 PR tree-optimization/39120
23495 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23497 (handle_lhs_call): Process return constraints. Add escape
23498 constraints if necessary.
23499 (handle_const_call): Fill out return constraints. Make nested
23500 case more precise. Avoid consttmp if possible.
23501 (handle_pure_call): Fill out return constraints. Avoid
23502 callused if possible.
23503 (find_func_aliases): Simplify call handling.
23505 2009-03-27 Richard Guenther <rguenther@suse.de>
23507 PR tree-optimization/39120
23508 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23509 as a representative.
23510 (solve_graph): Do propagate CALLUSED.
23511 (handle_pure_call): Use a scalar constraint from CALLUSED for
23513 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23516 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23519 * c-common.c (handle_aligned_attribute): Properly check alignment
23520 overflow. Use (1U << i) instead of (1 << i).
23522 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23524 * expr.h (get_mem_align_offset): Updated.
23526 * tree.h (tree_decl_common): Change align to "unsigned int" and
23527 move it before pointer_alias_set.
23529 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23530 Jakub Jelinek <jakub@redhat.com>
23533 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23534 gr_register_operand with gr_reg_or_0_operand.
23535 (cmpxchg_rel_di): Likewise.
23536 (sync_lock_test_and_set<mode>): Likewise.
23538 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23540 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23541 (true_regnum): Likewise.
23543 * rtlanal.c (subreg_info): Moved to ...
23544 * rtl.h (subreg_info): Here. New.
23545 (subreg_get_info): New.
23547 * rtlanal.c (subreg_get_info): Make it extern.
23549 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23552 * config/i386/i386.c (ix86_abi): New.
23553 (override_options): Handle -mabi=.
23554 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23555 (ix86_call_abi_override): Likewise.
23556 (init_cumulative_args): Likewise.
23557 (function_arg_advance): Likewise.
23558 (function_arg_64): Likewise.
23559 (function_arg): Likewise.
23560 (ix86_pass_by_reference): Likewise.
23561 (ix86_function_value_regno_p): Likewise.
23562 (ix86_build_builtin_va_list_abi): Likewise.
23563 (setup_incoming_varargs_64): Likewise.
23564 (is_va_list_char_pointer): Likewise.
23565 (ix86_init_machine_status): Likewise.
23566 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23567 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23568 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23569 (ix86_function_abi): Make it static and return enum calling_abi.
23570 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23572 (ix86_fn_abi_va_list): Updated.
23574 * config/i386/i386.h (ix86_abi): New.
23575 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23576 (CONDITIONAL_REGISTER_USAGE): Likewise.
23577 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23578 (machine_function): Likewise.
23580 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23582 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23583 (STACK_BOUNDARY): Likewise.
23584 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23586 * config/i386/i386.opt (mabi=): New.
23588 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23589 return enum calling_abi.
23590 (ix86_function_type_abi): Likewise.
23591 (ix86_function_abi): Removed.
23593 * doc/invoke.texi: Document -mabi= option for x86.
23595 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23597 * builtins.c (real_dconstp): Delete.
23598 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23600 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23601 Jakub Jelinek <jakub@redhat.com>
23604 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23605 (gen_subprogram_die): When a function is explicit, generate the
23606 DW_AT_explicit attribute.
23607 * langhooks.h (struct lang_hooks_for_decls): Add
23608 function_decl_explicit_p langhook.
23609 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23610 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23612 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23614 * builtins.c (fold_builtin_memory_op): Optimize memmove
23615 into memcpy if we can prove source and destination don't overlap.
23617 * tree-inline.c: Include gt-tree-inline.h.
23618 (clone_fn_id_num): New variable.
23619 (clone_function_name): New function.
23620 (tree_function_versioning): Use it.
23621 * Makefile.in (GTFILES): Add tree-inline.c.
23623 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23625 * BASE-VER: Change to 4.5.0.
23627 2009-03-27 Xinliang David Li <davidxl@google.com>
23629 PR tree-optimization/39557
23630 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23632 2009-03-27 Xinliang David Li <davidxl@google.com>
23634 PR tree-optimization/39548
23635 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23638 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23640 * c-common.c (pointer_int_sum): Use %wd on return from
23643 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23645 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23646 on return from tree_low_cst.
23648 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23651 * ginclude/stdarg.h (va_copy): Define also for
23652 __GXX_EXPERIMENTAL_CXX0X__.
23654 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23657 * builtins.h (c_strlen): Do not warn here.
23658 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23659 * c-common.c (pointer_int_sum): Take an explicit location.
23660 Warn about offsets out of bounds.
23661 * c-common.h (pointer_int_sum): Adjust declaration.
23663 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23665 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23668 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23671 * opts.c (warn_if_disallowed_function_p): Don't assume
23672 get_callee_fndecl must return non-NULL.
23674 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23676 PR rtl-optimization/39522
23677 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23678 when reg_reloaded_valid is set.
23680 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23682 * config/spu/divv2df3.c: New file.
23683 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23684 (DPBIT_FUNCS): Filter out _div_df.
23686 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23688 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23689 a jump insn, count that jump in the distance to the loop start.
23691 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23694 * config/sh/sh.c (calc_live_regs): Fix condition for global
23695 registers except PIC_OFFSET_TABLE_REGNUM.
23697 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23700 * doc/invoke.texi (-mconsole): New.
23702 (-mno-cygwin): New.
23704 (-mnop-fun-dllimport): New.
23708 (sub section "i386 and x86-64 Windows Options"): New.
23710 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23712 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23713 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23715 2009-03-25 Richard Guenther <rguenther@suse.de>
23717 PR middle-end/39497
23718 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23721 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23723 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23724 neither of haifa/selective schedulers are working.
23726 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23728 * doc/invoke.texi (Debugging Options): Fix description of
23729 -fno-merge-debug-strings.
23731 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23733 * config/cris/libgcc.ver: New version-script.
23734 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23736 * configure.ac <GAS features, nop mnemonic>: Add pattern
23737 crisv32-*-* for "nop".
23738 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23739 * configure: Regenerate.
23741 2009-03-24 Ira Rosen <irar@il.ibm.com>
23743 PR tree-optimization/39529
23744 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23745 mark_sym_for_renaming for the tag copied to the new vector
23748 2009-03-24 Arthur Loiret <aloiret@debian.org>
23750 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23751 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23752 EXTRA_SPEC_FUNCTIONS.
23753 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23754 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23755 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23756 -march and -mtune options.
23758 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23760 * config/m68k/t-rtems: Add m5329 multilib.
23762 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23763 Jakub Jelinek <jakub@redhat.com>
23766 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23769 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23772 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23773 instead of c_parser_expression_conv, if original_code isn't one of the
23774 4 allowed comparison codes, fail.
23776 2009-03-23 Richard Guenther <rguenther@suse.de>
23778 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23779 * tree.h (struct tree_type): Likewise.
23780 * reload.h (struct insn_chain): Likewise.
23781 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23782 * function.h (struct function): Likewise.
23783 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23785 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23787 PR tree-optimization/39516
23788 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23790 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23792 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23793 should be set true if BITS_PER_WORD of target is bigger than 32
23795 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23797 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23798 Translate -B-options to -rpath-link. Correct existing
23799 rpath-link and conditionalize on !nostdlib.
23801 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23803 * doc/extend.texi (Function Attributes, Variable Attributes):
23805 * doc/invoke.texi (Debugging Options, Optimize Options)
23806 (i386 and x86-64 Options, MCore Options): Likewise.
23808 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23811 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23812 it for block local namespace aliases.
23813 (gen_decl_die): Pass context_die to gen_namespace_die.
23815 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23818 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23819 minimum or maximum value.
23821 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23823 * reginfo.c (globalize_reg): Recompute derived reg sets.
23825 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23828 * libgcc2.c (mprotect): Do not use signed arguments for
23829 VirtualProtect, use DWORD arguments. Also fix the 'may
23830 be used uninitialized' warning for the np variable.
23832 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23835 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23836 functions using regparm calling conventions when not optimizing.
23837 (ix86_function_sseregparm): Similarly for sseregparm calling
23840 2009-03-19 Li Feng <nemokingdom@gmail.com>
23842 PR middle-end/39500
23843 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23844 dependence if the first conflict is after niter iterations.
23846 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23848 PR middle-end/38609
23849 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23850 functions with dynamic stack-pointer adjustments.
23852 2009-03-19 Ben Elliston <bje@au.ibm.com>
23854 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23855 option; change to -msdata=data.
23857 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23859 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23862 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23865 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23867 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23869 * doc/invoke.texi (Code Gen Options): Expand discussion of
23872 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23874 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23875 * matrix-reorg.c (struct matrix_info): Likewise.
23876 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23877 * rtl.h (struct mem_attrs): Likewise.
23878 * df.h (struct df): Likewise.
23879 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23880 * ira-int.h (struct ira_allocno): Likewise.
23881 * df-scan.c (struct df_collection_rec): Likewise.
23882 * ira.c (struct equivalence): Likewise.
23883 * function.c (struct temp_slot): Likewise.
23884 * cfgloop.h (struct loop): Likewise.
23887 * function.c (use_register_for_decl): When not optimizing, disregard
23888 register keyword for variables with types containing methods.
23890 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23892 PR middle-end/39447
23893 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23894 (is_simple_operand): Call contains_component_ref_p before calling data
23895 reference analysis that would fail on COMPONENT_REFs.
23897 * tree-vrp.c (search_for_addr_array): Fix formatting.
23899 2009-03-18 Richard Guenther <rguenther@suse.de>
23901 * tree-vect-transform.c (vect_loop_versioning): Fold the
23902 generated comparisons.
23903 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23904 (slpeel_tree_peel_loop_to_edge): Likewise.
23906 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23908 PR middle-end/37805
23909 * opts.c (print_specific_help): In addition to `undocumented',
23910 accept `separate' and `joined' flags if passed alone. Describe
23911 output by the first matched one of those.
23912 (common_handle_option): Skip over empty strings.
23913 * gcc.c (display_help): Fix help string for `--help='.
23914 * doc/invoke.texi (Option Summary, Overall Options): With
23915 `--help=', classes and qualifiers can both be repeated, but
23916 only the latter can be negated. One should not pass only
23917 negated qualifiers. Fix markup and examples.
23920 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23921 PR middle-end/37805
23922 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23923 and -fhelp=separate.
23925 2009-03-17 Jing Yu <jingyu@google.com>
23927 PR middle-end/39378
23928 * function.h (struct rtl_data): Move is_thunk from here...
23929 (struct function): ...to here.
23930 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23931 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23933 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23935 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23936 (alpha_output_function_end_prologue): Likewise.
23937 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23938 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23939 (rs6000_output_function_epilogue): Likewise.
23940 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23942 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23945 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23946 from different units in a single alternative.
23947 (*truncdfsf_i387): Ditto.
23948 (*truncxfsf2_mixed): Ditto.
23949 (*truncxfdf2_mixed): Ditto.
23951 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23953 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23954 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23957 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23958 unused non-artificial variables when not optimizing.
23961 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23962 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23963 NAMESPACE_DECL in its DECL_INITIAL.
23965 PR middle-end/39443
23966 * optabs.c (set_user_assembler_libfunc): New function.
23967 * expr.h (set_user_assembler_libfunc): New prototype.
23968 * c-common.c: Include libfuncs.h.
23969 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23970 for memcmp, memset, memcpy, memmove and abort.
23971 * Makefile.in (c-common.o): Depend on libfuncs.h.
23974 * dwarf2out.c (gen_inlined_enumeration_type_die,
23975 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23976 gen_tagged_type_instantiation_die): Removed.
23977 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23980 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23983 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23985 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23986 (check-parallel-%): Ditto.
23987 (check-consistency): Ditto.
23989 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23991 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23992 local variable rhs by NULL_TREE.
23994 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23997 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23999 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24002 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
24004 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24007 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
24008 for ms->sysv ABI calls only in 64bit mode.
24010 * config/i386/i386.md (untyped_call): Support 32bit.
24012 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
24014 * doc/extend.texi: Replace x86_65 with x86_64.
24016 2009-03-16 Jakub Jelinek <jakub@redhat.com>
24018 PR tree-optimization/39455
24019 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
24020 mismatches for POINTER_TYPE_P (type).
24021 (number_of_iterations_le): Likewise.
24023 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24025 * config/picochip/picochip.c: Removed profiling support.
24026 * config/picochip/picochip.md: Removed profiling instruction.
24027 * config/picochip/picochip.h: Removed profiling builtin.
24029 2009-03-16 Joseph Myers <joseph@codesourcery.com>
24031 * doc/install.texi (--with-host-libstdcxx): Document.
24033 2009-03-14 Anatoly Sokolov <aesok@post.ru>
24036 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
24037 generate a warning if the function name does not begin with
24038 "__vector" and the function has either the 'signal' or 'interrupt'
24039 attribute, from here to ...
24040 (avr_declare_function_name): ...here. New function.
24041 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
24042 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
24044 2009-03-14 Jakub Jelinek <jakub@redhat.com>
24047 * cse.c (fold_rtx): Don't modify original const_arg1 when
24048 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
24049 separate variable instead.
24050 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
24051 from out of range shift counts.
24052 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
24054 2009-03-13 Catherine Moore <clm@codesourcery.com>
24056 * config/i386/x-mingw32 (host-mingw32.o): Replace
24057 diagnostic.h with $(DIAGNOSTIC_H).
24059 2009-03-12 Jakub Jelinek <jakub@redhat.com>
24062 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
24064 * config/i386/sync.md (sync_compare_and_swap<mode>,
24065 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
24066 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
24068 (sync_double_compare_and_swapdi_pic,
24069 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
24070 cmpxchg8b_pic_memory_operand instead of just memory_operand.
24072 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24075 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
24077 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24080 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24081 (avx_addsubv4df3): Likewise.
24082 (*avx_addsubv4sf3): Likewise.
24083 (sse3_addsubv4sf3): Likewise.
24085 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24088 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
24090 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
24093 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
24094 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24095 registers for allocnos created from user-defined variables.
24097 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24100 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
24101 of non-integer mode as well.
24103 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
24105 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
24106 for functions for which the parameter types are unknown.
24108 2009-03-11 Jakub Jelinek <jakub@redhat.com>
24111 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
24112 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
24113 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
24114 * config/i386/i386.c (ix86_local_alignment): For
24115 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
24116 long long variables on the stack to avoid dynamic realignment.
24117 Allow the first argument to be a decl rather than type.
24118 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
24120 2009-03-11 Nick Clifton <nickc@redhat.com>
24123 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
24125 Add description to mno-lsim option.
24126 * config/mcore/mcore.h: Remove comment about deprecated m4align
24128 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
24129 * doc/invoke.texi: Add description of mno-lsim and
24130 mstack-increment options.
24132 * config/fr30/fr30.opt: Document the -mno-lsim option.
24133 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
24134 and -mno-lsim options.
24136 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24138 * fold-const.c (fold_comparison): Only call fold_inf_compare
24139 if the mode supports infinities.
24141 2009-03-11 Jason Merrill <jason@redhat.com>
24144 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
24145 end already did. Notice GIMPLE_CALL modifications of the result.
24146 Don't copy debug information from an ignored decl or a decl from
24149 2009-03-10 Richard Guenther <rguenther@suse.de>
24150 Nathan Froyd <froydnj@codesourcery.com>
24152 PR middle-end/37850
24153 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
24154 (__divMODE3): Likewise.
24156 2009-03-09 Jakub Jelinek <jakub@redhat.com>
24158 PR tree-optimization/39394
24159 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
24160 DECL_SIZE_UNIT of variable length FIELD_DECLs.
24162 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24164 * recog.c (verfiy_changes): Disallow renaming of hard regs in
24165 inline asms for register asm ("") declarations.
24167 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
24169 * fold-const.c (fold_unary): Fix comment.
24171 2009-03-07 Jan Hubicka <jh@suse.cz>
24174 * tree-inline.c (setup_one_parameter): Do replacement of const
24175 argument by constant in SSA form.
24177 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24179 PR middle-end/38028
24180 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
24181 determine alignment passed to assign_stack_local.
24182 (assign_parms_unsplit_complex): Likewise.
24183 * except.c (sjlj_build_landing_pads): Likewise.
24185 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24187 PR middle-end/39360
24188 * tree-flow.h (add_referenced_var): Return bool instead of void.
24189 * tree-dfa.c (add_referenced_var): Return result of
24190 referenced_var_check_and_insert call.
24191 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
24192 of referenced_var_check_and_insert.
24195 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
24196 (gen_variable_die): Emit DW_AT_location on abstract static variable's
24197 DIE, don't emit it if abstract origin already has it.
24198 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
24199 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
24201 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24203 * genpreds.c (needs_variable): Fix parentheses at variable name
24205 (write_tm_constrs_h): Indent generated code.
24207 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24209 * doc/extend.texi (Function Attributes): Add documentation
24210 for isr attributes.
24212 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24215 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
24216 take locus from its DECL_SOURCE_LOCATION instead of input_location.
24218 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24220 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
24223 2009-03-05 Jakub Jelinek <jakub@redhat.com>
24226 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
24227 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
24229 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
24231 * config/i386/i386.md (R8_REG, R9_REG): New constants.
24232 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
24233 constants instead of magic numbers.
24234 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
24236 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
24237 (x86_64_ms_abi_int_parameter_registers): Ditto.
24238 (x86_64_int_return_registers): Ditto.
24239 (ix86_maybe_switch_abi): Ditto.
24240 (ix86_expand_call): Ditto for clobbered_registers array.
24241 (ix86_hard_regno_mode_ok): Ditto.
24242 (x86_extended_QIreg_mentioned_p): Ditto.
24244 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
24246 PR tree-optimization/39349
24247 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
24249 * combine.c (gen_lowpart_for_combine): Use omode when generating
24252 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
24254 PR rtl-optimization/39235
24255 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
24257 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24259 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
24261 2009-03-04 Richard Guenther <rguenther@suse.de>
24263 PR tree-optimization/39362
24264 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
24265 that occur in abnormal PHIs should be varying.
24267 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24269 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
24271 (simple_iv): Take loop as an argument instead of statement.
24272 * tree-scalar-evolution.h (simple_iv): Declaration changed.
24273 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
24275 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
24277 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
24278 * matrix-reorg.c (analyze_transpose): Ditto.
24279 * tree-data-ref.c (dr_analyze_innermost): Ditto.
24280 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
24281 * tree-predcom.c (ref_at_iteration): Ditto.
24282 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
24284 2009-03-04 Richard Guenther <rguenther@suse.de>
24286 PR tree-optimization/39358
24287 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
24288 escaped_id and callused_id.
24289 (solve_graph): Likewise.
24291 2009-03-04 Richard Guenther <rguenther@suse.de>
24293 PR tree-optimization/39339
24294 * tree-sra.c (try_instantiate_multiple_fields): Make it
24295 no longer ICE on the above.
24297 2009-03-03 Joseph Myers <joseph@codesourcery.com>
24299 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
24300 that fits within Pmode.
24302 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24304 PR middle-end/10109
24305 * tm.texi (LIBCALL_VALUE): Update description.
24307 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24309 PR middle-end/34443
24310 * doc/extend.texi (section): Update description.
24312 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
24314 PR middle-end/39345
24315 * tree-inline.c (remapped_type): New.
24316 (can_be_nonlocal): Call remapped_type instead of remap_type.
24318 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24321 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
24322 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
24324 2009-03-03 Richard Guenther <rguenther@suse.de>
24326 PR middle-end/39272
24327 * tree.c (tree_nonartificial_location): New function.
24328 * tree.h (tree_nonartificial_location): Declare.
24329 * builtins.c (expand_builtin_memory_chk): Provide location
24330 of the call location for artificial function pieces.
24331 (maybe_emit_chk_warning): Likewise.
24332 (maybe_emit_sprintf_chk_warning): Likewise.
24333 (maybe_emit_free_warning): Likewise.
24334 * expr.c (expand_expr_real_1): Likewise.
24336 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24338 PR tree-optimization/39343
24339 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
24340 COMPONENT_REF t has ARRAY_TYPE.
24342 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
24344 PR middle-end/39335
24345 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
24346 when the type precision of the induction variable should be
24347 larger than the type precision of nit.
24348 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
24349 * graphite.c (graphite_loop_normal_form): Same.
24350 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
24352 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24354 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
24355 (*call_1_rex64_ms_sysv): Use named constants instead of magic
24356 numbers to describe clobbered registers.
24357 (*call_value_0_rex64_ms_sysv): Ditto.
24358 * config/i386/mmx.md (mmx_emms): Ditto.
24359 (mmx_femms): Ditto.
24361 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
24363 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
24366 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24368 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
24369 (spu_section_type_flags): New function.
24371 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24373 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
24374 reg_class_contents of FLOAT_REGS into a temporary.
24376 2009-03-02 Richard Guenther <rguenther@suse.de>
24377 Ira Rosen <irar@il.ibm.com>
24379 PR tree-optimization/39318
24380 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
24381 information to the vectorized statement.
24383 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
24385 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
24386 variable. Use defined names instead of magic constants for REX SSE
24389 2009-03-01 Richard Guenther <rguenther@suse.de>
24391 PR tree-optimization/39331
24392 * omp-low.c (lower_send_shared_vars): Do not receive new
24393 values for the reference of DECL_BY_REFERENCE parms or results.
24395 2009-03-01 Jan Hubicka <jh@suse.cz>
24398 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
24399 BLOCK_NONLOCALIZED_VAR): New macros.
24400 (tree_block): Add nonlocalized_vars.
24401 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
24402 gen_decl_die): Add origin argument. Allow generation of die with
24403 origin at hand only.
24404 (gen_member_die, gen_type_die_with_usage, force_decl_die,
24405 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
24407 (gen_block_die): Fix checking for unused blocks.
24408 (process_scope_var): Break out from .... ; work with origins only.
24409 (decls_for_scope) ... here; process nonlocalized list.
24410 (dwarf2out_ignore_block): Look for nonlocalized vars.
24411 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
24413 (dump_scope_block): Dump them.
24414 * tree-inline.c (remap_decls): Handle nonlocalized vars.
24415 (remap_block): Likewise.
24416 (can_be_nonlocal): New predicate.
24417 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
24419 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24421 * configure: Regenerate.
24423 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24425 * optc-gen.awk: No need to duplicate option flags twice.
24426 Reuse help texts for duplicate options which do not have any.
24428 * gcc.c (display_help): Document --version.
24430 * gcc.c (main): If print_help_list and verbose_flag, ensure
24431 driver output comes before subprocess output.
24433 * optc-gen.awk: Assign all remaining fields to help string,
24434 space-separated, for multi-line help in *.opt.
24436 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
24437 -Wno-pedantic-ms-format is for MinGW targets only.
24439 * doc/options.texi (Option file format): Fix bad indentation,
24440 restoring dropped sentence.
24442 2009-02-28 Jan Hubicka <jh@suse.cz>
24444 * tree-inline.c (tree_function_versioning): Output debug info.
24446 2009-02-28 Jan Hubicka <jh@suse.cz>
24449 * tree-inline.c (setup_one_parameter): Do not copy propagate
24450 arguments when not optimizing.
24452 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
24455 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24456 (avx_addsubv4df3): Likewise.
24457 (*avx_addsubv4sf3): Likewise.
24458 (sse3_addsubv4sf3): Likewise.
24459 (*avx_addsubv2df3): Likewise.
24460 (sse3_addsubv2df3): Likewise.
24461 (avx_unpckhps256): Correct item selectors.
24462 (avx_unpcklps256): Likewise.
24463 (avx_unpckhpd256): Likewise.
24464 (avx_unpcklpd256): Likewise.
24466 2009-02-28 Jan Hubicka <jh@suse.cz>
24468 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
24470 (copy_arguments_for_versioning): If var is declared don't declare it.
24471 (tree_function_versioning): First setup substitutions and then copy
24474 2009-02-27 Jan Hubicka <jh@suse.cz>
24477 * cgraph.h (varpool_output_debug_info): Remove.
24478 * cgraphunit.c (varpool_output_debug_info): Remove.
24479 * dwarf2out.c (deferred_locations_struct): New struct
24480 (deferred_locations): New type.
24481 (deferred_locations_list): New static var.
24482 (deffer_location): New function.
24483 (gen_variable_die): Use it.
24484 (decls_for_scope): Output info on local static vars.
24485 (dwarf2out_finish): Process deferred locations.
24486 * varpool.c (varpool_output_debug_info): Remove.
24488 2009-02-27 Jan Hubicka <jh@suse.cz>
24491 * tree.h (TREE_PROTECTED): Fix comment.
24492 (BLOCK_HANDLER_BLOCK): Remove.
24493 (struct tree_block): Remove handler_block add body_block.
24494 (inlined_function_outer_scope_p): New.
24495 (is_body_block): Remove.
24496 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24497 * dwarf2out.c (is_inlined_entry_point): Remove.
24498 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24499 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24501 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24502 * gimplify.c (gimplify_expr): Gimplify body blocks.
24503 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24504 block with multiple subblocks.
24505 (dump_scope_block): Prettier output; dump more flags and info.
24506 (dump_scope_blocks): New.
24507 (remove_unused_locals): Use dump_scope_blocks.
24508 * tree-flow.h (dump_scope_blocks): Declare.
24509 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24510 * stmt.c (is_body_block): Remove.
24511 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24512 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24514 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24516 PR middle-end/39308
24517 * graphite.c (graphite_loop_normal_form): Do not call
24518 number_of_iterations_exit from a gcc_assert.
24520 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24522 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24523 jumps if COND is NULL.
24524 (find_cond_jump): New function.
24525 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24526 * config/s390/s390.md: Remove z10_cobra attribute value.
24528 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24530 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24531 force_const_mem returns NULL_RTX.
24533 2009-02-26 Jan Hubicka <jh@suse.cz>
24536 * cgraph.h (varpool_output_debug_info): Remove.
24537 * cgraphunit.c (varpool_output_debug_info): Remove.
24538 * dwarf2out.c (deferred_locations_struct): New struct
24539 (deferred_locations): New type.
24540 (deferred_locations_list): New static var.
24541 (deffer_location): New function.
24542 (gen_variable_die): Use it.
24543 (decls_for_scope): Output info on local static vars.
24544 (dwarf2out_finish): Process deferred locations.
24545 * varpool.c (varpool_output_debug_info): Remove.
24547 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24549 PR rtl-optimization/39241
24550 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24551 to subreg_offset_representable_p.
24553 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24555 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24556 execute function prototype. Get f and nregs from max_reg_num
24557 and get_insns. Remove the first backward pass as it's dead,
24558 guard the forward pass by flag_expensive_optimizations.
24559 (rest_of_handle_regmove): Delete.
24560 (pass_regmove): Replace it with regmove_optimize.
24562 2009-02-25 Martin Jambor <mjambor@suse.cz>
24564 PR tree-optimization/39259
24565 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24566 calls_alloca function flags.
24567 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24568 calls are detected.
24570 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24572 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24573 flags_set_1_rtx, flags_set_1_set): Delete.
24574 (regmove_optimize): Do not call mark_flags_life_zones.
24576 2009-02-24 Julian Brown <julian@codesourcery.com>
24579 * config/arm/arm.c (require_pic_register): Only set
24580 cfun->machine->pic_reg once per function.
24582 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24584 * doc/invoke.texi (Link Options): Document an easier way to pass
24585 options that take arguments to the GNU linker using -Xlinker and -Wl.
24587 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24590 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24592 2009-02-24 Richard Guenther <rguenther@suse.de>
24595 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24597 2009-02-24 Richard Guenther <rguenther@suse.de>
24598 Zdenek Dvorak <ook@ucw.cz>
24600 PR tree-optimization/39233
24601 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24602 from converting them to a generic type.
24604 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24606 PR tree-optimization/39260
24607 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24608 contains a condition with a real type.
24609 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24611 2009-02-23 Jason Merrill <jason@redhat.com>
24614 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24615 narrowing_initializer_constant_valid_p.
24616 (narrowing_initializer_constant_valid_p): Don't return
24617 null_pointer_node for adding a pointer to itself.
24619 2009-02-23 Jan Hubicka <jh@suse.cz>
24622 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24625 2009-02-23 Jan Hubicka <jh@suse.cz>
24627 PR tree-optimization/37709
24628 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24629 * tree.h (block_ultimate_origin): Declare.
24630 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24631 * tree-ssa-live.c (remove_unused_scope_block_p):
24632 Eliminate blocks containig no instructions nor live variables nor
24634 (dump_scope_block): New function.
24635 (remove_unused_locals): Enable removal of dead blocks by default;
24636 enable dumping at TDF_DETAILS.
24638 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24640 * config/i386/i386.c (classify_argument): Don't allow COImode
24642 (function_arg_advance_32): Don't allow OImode.
24643 (function_arg_32): Likewise.
24644 (function_value_32): Likewise.
24645 (return_in_memory_32): Likewise.
24646 (function_arg_64): Remove OImode comment.
24648 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24651 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24652 ix86_expand_vector_set for V4DImode in 64bit mode only.
24653 (ix86_expand_vector_init_one_var): Likewise.
24655 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24657 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24659 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24662 * loop-iv.c: Revert last change.
24663 * emit-rtl.c: Likewise.
24665 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24668 * config/i386/i386.c (type_natural_mode): Remove an extra
24669 space in the warning message.
24670 (function_value_32): Handle 32-byte vector modes.
24671 (return_in_memory_32): Likewise.
24673 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24675 * loop-iv.c (truncate_value): New function.
24676 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24678 (lowpart_subreg): Move to...
24679 * emit-rtl.c: ...here.
24681 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24683 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24684 accidental and undocumented change at revision 140860.
24686 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24688 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24689 take gimple_seq * arguments.
24690 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24691 types_compatible_p langhook.
24693 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24694 Joseph Myers <joseph@codesourcery.com>
24696 * config/arm/arm.c (arm_builtin_va_list): New function.
24697 (arm_expand_builtin_va_start): Likewise.
24698 (arm_gimplify_va_arg_expr): Likewise.
24699 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24700 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24701 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24702 (va_list_type): New variable.
24703 (arm_mangle_type): Mangle va_list_type appropriately.
24705 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24707 PR middle-end/39157
24708 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24709 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24710 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24711 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24712 parameter to 1000 for -O1 by default.
24713 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24715 * loop-invariant.c: Include params.h.
24716 (move_loop_invariants): Don't call move_single_loop_invariants on
24719 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24721 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24722 offset when calculating bounds for indexing stack_usage_map. Fixes
24723 a buffer overflow with certain target setups.
24725 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24728 * calls.c (expand_call): Clear try_tail_call if caller and callee
24729 disagree in promotion of function return value.
24731 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24734 * c-common.c (c_determine_visibility): If visibility changed and
24735 DECL_RTL has been already set, call make_decl_rtl to update symbol
24738 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24741 * varasm.c (assemble_variable): Don't check DECL_NAME when
24742 globalizing a variable.
24744 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24747 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24748 expression before any __builtin_trap call.
24749 * c-typeck.c (build_function_call): Convert and check function
24750 arguments before generating a call to a trap. Evaluate the
24751 function arguments before the trap.
24753 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24756 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24757 (UNSPEC_FXAM_MEM): New unspec.
24758 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24759 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24760 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24762 2009-02-19 Richard Guenther <rguenther@suse.de>
24764 PR tree-optimization/39207
24765 PR tree-optimization/39074
24766 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24767 storedanything_tree): New.
24768 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24769 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24770 (build_succ_graph): Add edges from STOREDANYTHING to all
24772 (init_base_vars): Initialize STOREDANYTHING.
24773 (compute_points_to_sets): Free substitution info after
24774 building the succ graph.
24775 (ipa_pta_execute): Likewise.
24777 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24779 (do_ds_constraint): Do not add to special var or non-pointer
24781 (type_could_have_pointers): Split out from ...
24782 (could_have_pointers): ... here. For arrays use the element type.
24783 (create_variable_info_for): Initialize may_have_pointers.
24784 (new_var_info): Likewise.
24785 (handle_lhs_call): Make the HEAP variable unknown-sized.
24786 (intra_create_variable_infos): Use a type with pointers for
24787 PARM_NOALIAS, make it unknown-sized.
24789 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24792 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24794 2009-02-18 Jason Merrill <jason@redhat.com>
24797 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24798 value if DECL_EXTERNAL.
24799 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24800 * target.h (gcc_target::binds_local_p): Clarify "module".
24801 * tree.h (TREE_PUBLIC): Clarify "module".
24803 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24806 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24807 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24809 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24812 * c.opt (Wabi): Support C and ObjC.
24815 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24817 * config/i386/i386.c (classify_argument): Warn once about the ABI
24818 change when passing union with long double.
24820 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24822 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24825 * c-parser.c (c_parser_compound_statement): Always enter and leave
24828 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24831 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24833 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24835 PR tree-optimization/36922
24836 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24837 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24840 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24842 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24845 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24847 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24849 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24851 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24854 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24855 Richard Sandiford <rdsandiford@googlemail.com>
24857 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24858 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24859 (loongson_biadd): ...this.
24861 2009-02-17 Richard Guenther <rguenther@suse.de>
24863 PR tree-optimization/39202
24864 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24865 a var make sure to follow existing collapses.
24867 2009-02-17 Richard Guenther <rguenther@suse.de>
24869 PR middle-end/39214
24870 * langhooks.c (lhd_print_error_function): Check for NULL block.
24872 2009-02-17 Richard Guenther <rguenther@suse.de>
24874 PR tree-optimization/39204
24875 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24878 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24880 * config/soft-fp/double.h: Update from glibc CVS.
24882 2009-02-17 Richard Guenther <rguenther@suse.de>
24884 PR tree-optimization/39207
24885 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24886 strict-aliasing warnings for pointers pointing to NULL.
24888 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24891 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24892 skipping until next close brace.
24894 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24897 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24898 to function argument boundary.
24900 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24902 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24903 in the lea_add. Reload eventually constraints it properly.
24904 * config/picochip/constraints.md: Remove the target constraint
24905 "b", since it is not needed anymore.
24907 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24909 * gthr-dce.h: Uglify function parameter and local variable names.
24910 * gthr-gnat.h: Likewise.
24911 * gthr-mipssde.h: Likewise.
24912 * gthr-nks.h: Likewise.
24913 * gthr-posix95.h: Likewise.
24914 * gthr-posix.h: Likewise.
24915 * gthr-rtems.h: Likewise.
24916 * gthr-single.h: Likewise.
24917 * gthr-solaris.h: Likewise.
24918 * gthr-tpf.h: Likewise.
24919 * gthr-vxworks.h: Likewise.
24920 * gthr-win32.h: Likewise.
24922 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24925 * config/i386/i386.md: Restrict the new peephole2 to move
24926 between MMX/SSE registers.
24928 2009-02-15 Richard Guenther <rguenther@suse.de>
24931 2009-02-13 Richard Guenther <rguenther@suse.de>
24933 * configure.ac: Enable LFS.
24934 * configure: Re-generate.
24935 * config.in: Likewise.
24937 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24939 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24940 spu_srqwbyte, spu_srqwbytebc): Define.
24941 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24942 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24943 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24944 "shrqby_<mode>"): New insn-and-split patterns.
24945 * config/spu/spu.c (expand_builtin_args): Determine and return
24946 number of operands using spu_builtin_description data.
24947 (spu_expand_builtin_1): Use it.
24949 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24952 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24955 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24958 * config/i386/i386.c (override_options): Correct warning
24959 messages for -malign-loops, -malign-jumps and -malign-functions.
24961 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24964 * config/i386/i386.md: Restrict the new peephole2 to move
24965 between the general purpose registers.
24967 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24970 * config/i386/i386.c (type_natural_mode): Add a new argument.
24971 Return the original mode and warn ABI change if vector size is 32byte.
24972 (function_arg_advance): Updated.
24973 (function_arg): Likewise.
24974 (ix86_function_value): Likewise.
24975 (ix86_return_in_memory): Likewise.
24976 (ix86_sol10_return_in_memory): Likewise.
24977 (ix86_gimplify_va_arg): Likewise.
24978 (function_arg_32): Don't warn ABX ABI change here.
24979 (function_arg_64): Likewise.
24981 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24983 * loop-iv.c (implies_p): In the final case, test that operands 0
24984 of the two comparisons match.
24986 * config/bfin/bfin.c (find_prev_insn_start): New function.
24987 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24988 (find_next_insn_start): Move.
24990 2009-02-13 Richard Guenther <rguenther@suse.de>
24992 * configure.ac: Enable LFS.
24993 * configure: Re-generate.
24994 * config.in: Likewise.
24996 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24999 * c-parser.c (c_parser_parms_list_declarator): Discard pending
25000 sizes on syntax error after some arguments have been parsed.
25002 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25004 * doc/invoke.texi (-fira): Remove.
25006 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25008 * caller-save.c: Replace regclass.c with reginfo.c in comments.
25009 * recog.c: Likewise.
25012 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
25014 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
25015 (umul_ppmm): Likewise.
25016 (count_leading_zeros): Likewise.
25017 (count_trailing_zeros): Likewise.
25018 (UMUL_TIME): Likewise.
25020 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25022 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
25023 soft-fp/t-softfp to tmake_file.
25025 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
25026 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
25027 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
25028 IA64_BUILTIN_INFQ]: New.
25029 (ia64_init_builtins): Initialize __builtin_infq,
25030 __builtin_fabsq and __builtin_copysignq if not HPUX.
25031 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
25032 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
25034 * config/ia64/lib1funcs.asm (__divtf3): Define only if
25036 (__fixtfti): Likewise.
25037 (__fixunstfti): Likewise.
25038 (__floattitf): Likewise.
25040 * config/ia64/libgcc-glibc.ver: New.
25041 * config/ia64/t-fprules-softfp: Likewise.
25042 * config/ia64/sfp-machine.h: Likewise.
25044 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
25045 (LIBGCC2_TF_CEXT): Likewise.
25046 (TF_SIZE): Likewise.
25047 (TARGET_INIT_LIBFUNCS): Likewise.
25049 * config/ia64/t-glibc (SHLINB_MAPFILES):
25050 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
25052 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25054 * config/i386/i386.c (construct_container): Rewrite processing
25055 BLKmode with X86_64_SSE_CLASS.
25057 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
25060 * config/i386/i386.md: Replace simplify_replace_rtx with
25061 replace_rtx in the new peephole2.
25063 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
25065 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
25066 loop unrolling do not happen at -O2.
25068 2009-02-12 Michael Matz <matz@suse.de>
25070 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
25072 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25074 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
25077 2009-02-12 Ben Elliston <bje@au.ibm.com>
25079 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
25080 patterns when updating the back chain. Missed in the 2009-02-10
25083 2009-02-11 Janis Johnson <janis187@us.ibm.com>
25085 * doc/extend.texi (Decimal Floating Types): Update identifier of
25086 draft TR and list of missing support.
25088 2009-02-11 Jakub Jelinek <jakub@redhat.com>
25090 PR middle-end/39154
25091 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
25092 bit to variable length decl's flags, add it also to its
25093 pointer replacement variable.
25095 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
25096 Jakub Jelinek <jakub@redhat.com>
25099 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
25100 (memory_blockage): New expander.
25101 (*memory_blockage): New insn pattern.
25102 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
25103 instead of general blockage at the end of function prologue when
25104 frame pointer is used to access red zone area. Do not emit blockage
25105 when profiling, it is emitted in generic code.
25106 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
25107 function epilogue when frame pointer is used to access red zone area.
25109 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
25112 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
25113 by arithmetic with memory operands.
25114 * config/i386/predicates.md (commutative_operator): New.
25116 2009-02-10 Janis Johnson <janis187@us.ibm.com>
25118 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
25121 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
25123 * alias.h (record_alias_subset): Declare.
25124 * alias.c (record_alias_subset): Make global.
25126 2009-02-10 Nick Clifton <nickc@redhat.com>
25128 * tree-parloops.c: Change license to GPLv3.
25129 * ipa-struct-reorg.c: Change license to GPLv3.
25130 * ipa-struct-reorg.h: Change license to GPLv3.
25132 2009-02-10 Steve Ellcey <sje@cup.hp.com>
25135 * c-decl.c (start_struct): Return NULL on error.
25137 2009-02-10 Jakub Jelinek <jakub@redhat.com>
25139 PR middle-end/39124
25140 * cfgloopmanip.c (remove_path): Call remove_bbs after
25141 cancel_loop_tree, not before it.
25144 * function.h (struct function): Add has_local_explicit_reg_vars bit.
25145 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
25146 VAR_DECLs were seen.
25147 * tree-ssa-live.c (remove_unused_locals): Recompute
25148 cfun->has_local_explicit_reg_vars.
25149 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
25150 copies or clearings if cfun->has_local_explicit_reg_vars.
25152 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
25155 * config/i386/i386.c (expand_prologue): Emit blockage at the end
25156 of function prologue when frame pointer is used to access
25159 2009-02-10 Richard Guenther <rguenther@suse.de>
25161 PR middle-end/39127
25162 * gimplify.c (gimple_regimplify_operands): Always look if
25163 we need to create a temporary.
25165 2009-02-10 Richard Guenther <rguenther@suse.de>
25167 PR tree-optimization/39132
25168 * tree-loop-distribution.c (todo): New global var.
25169 (generate_memset_zero): Trigger TODO_rebuild_alias.
25170 (tree_loop_distribution): Return todo.
25172 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
25175 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
25176 (x86_64_reg_class_name): Removed.
25177 (classify_argument): Return 0 if bytes > 32. Return 0 if the
25178 first one isn't X86_64_SSE_CLASS or any other ones aren't
25179 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
25180 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
25181 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
25182 and 3 X86_64_SSEUP_CLASS.
25183 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
25184 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
25186 2009-02-10 Ben Elliston <bje@au.ibm.com>
25188 * config/rs6000/rs6000.md (allocate_stack): Always use an update
25189 form instruction to update the stack back chain word, even if the
25190 user has disabled the generation of update instructions.
25191 (movdi_<mode>_update_stack): New.
25192 (movsi_update_stack): Likewise.
25193 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
25194 always use an update form instruction to update the stack back
25197 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
25199 PR middle-end/38953
25200 * graphite.c (if_region_set_false_region): After moving a region in
25201 the false branch of a condition, remove the empty dummy basic block.
25202 (gloog): Remove wrong fix for PR38953.
25204 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25206 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
25207 generation due to implicit sign extension.
25209 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
25211 PR middle-end/38981
25212 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
25213 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
25215 2009-02-09 Richard Guenther <rguenther@suse.de>
25217 PR middle-end/35202
25218 * convert.c (convert_to_real): Disable (float)fn((double)x)
25219 to fnf(x) conversion if errno differences may occur and
25220 -fmath-errno is set.
25222 2009-02-07 Anatoly Sokolov <aesok@post.ru>
25224 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
25225 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25226 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25228 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25231 * c-common.c (handle_alias_attribute): Disallow attribute for
25232 anything not a FUNCTION_DECL or VAR_DECL.
25234 2009-02-06 Janis Johnson <janis187@us.ibm.com>
25237 * real.c (do_compare): Special-case compare of zero against
25238 decimal float value.
25240 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25243 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
25244 as indicating flexible array members unless the field itself is
25245 being declarared as the incomplete array.
25247 2009-02-06 Jan Hubicka <jh@suse.cz>
25249 PR tree-optimization/38844
25250 * ipa-inline.c (try_inline): Stop inlining recursion when edge
25251 is already inlined.
25253 2009-02-06 Richard Guenther <rguenther@suse.de>
25255 PR middle-end/38977
25256 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
25257 fork because we may expand it as __gcov_fork.
25259 2009-02-06 Nick Clifton <nickc@redhat.com>
25261 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
25263 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
25265 PR tree-optimization/35659
25266 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
25267 vn_phi_eq): Shortcut if hashcode does not match.
25268 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
25270 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
25271 and avoid iterative_hash_expr.
25272 (FOR_EACH_VALUE_ID_IN_SET): New.
25273 (value_id_compare): Remove.
25274 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
25275 sort expressions by value id.
25277 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
25280 * config/sh/predicates.md (general_movsrc_operand): Don't check
25281 the subreg of system registers here.
25283 2009-02-05 Jakub Jelinek <jakub@redhat.com>
25286 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
25287 on the copied decl.
25289 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
25291 PR rtl-optimization/39110
25292 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
25293 addresses, not aligned ones.
25295 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
25296 Richard Guenther <rguenther@suse.de>
25298 PR tree-optimization/39100
25299 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
25300 comment says and add edges.
25302 2009-02-05 Joseph Myers <joseph@codesourcery.com>
25305 * c-common.c (handle_tls_model_attribute): Ignore attribute for
25306 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
25308 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
25310 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
25311 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
25312 register_bb_in_sese, new_sese, free_sese): Moved.
25313 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
25314 outermost_loop_in_scop, build_scop_iteration_domain,
25315 expand_scalar_variables_ssa_name, get_vdef_before_scop,
25316 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
25317 Use loop_in_sese_p instead of loop_in_scop_p.
25318 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
25319 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
25320 (scopdet_basic_block_info): Fix bug in scop detection.
25321 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
25322 eq_loop_to_cloog_loop): Remove.
25323 (nb_loops_around_loop_in_scop, nb_loop
25324 ref_nb_loops): Moved here...
25325 * graphite.h (ref_nb_loops): ... from here.
25326 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
25327 (loop_domain_dim, loop_iteration_vector_dim): Remove.
25328 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
25330 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
25331 Hans-Peter Nilsson <hp@axis.com>
25333 PR rtl-optimization/37889
25334 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
25335 Move offset handling from PLUS to before the switch. Use new
25336 arguments when considering SYMBOL_REFs too.
25337 (rtx_addr_can_trap_p): Pass dummy offset and size.
25338 (enum may_trap_p_flags): Remove.
25339 (may_trap_p_1): Pass size from MEM_SIZE.
25341 PR rtl-optimization/38921
25342 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
25343 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
25344 * rtlanal.c (may_trap_after_code_motion_p): Delete.
25345 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
25347 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
25349 AVX Programming Reference (January, 2009)
25350 * config/i386/sse.md (*vpclmulqdq): New.
25352 2009-02-04 Jakub Jelinek <jakub@redhat.com>
25354 PR tree-optimization/38977
25355 PR gcov-profile/38292
25356 * calls.c (special_function_p): Disregard __builtin_ prefix.
25358 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
25360 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
25361 non-indexable addresses even before reload.
25363 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25366 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
25367 as having variable size. Do not give an error for unnamed
25368 parameters with [*] declarators. Give a warning for type names
25369 with [*] declarators and mark them as variable size.
25370 * c-parser.c (c_parser_sizeof_expression): Do not give an error
25371 for sizeof applied to [*] type names.
25373 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25376 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
25378 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25380 * gcc.c (process_command): Update copyright notice dates.
25381 * gcov.c (print_version): Likewise.
25382 * gcov-dump.c (print_version): Likewise.
25383 * mips-tfile.c (main): Likewise.
25384 * mips-tdump.c (main): Likewise.
25386 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25389 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
25390 for composite type involving a zero-length array type.
25392 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25395 * function.c (match_asm_constraints_1): Skip over
25396 initial optional % in the constraint.
25398 PR inline-asm/39059
25399 * c-parser.c (c_parser_postfix_expression): If fixed point is not
25400 supported, don't accept FIXED_CSTs.
25401 * c-decl.c (finish_declspecs): Error if fixed point is not supported
25402 and _Sat is used without _Fract/_Accum. Set specs->type to
25403 integer_type_node for cts_fract/cts_accum if fixed point is not
25406 2009-02-02 Catherine Moore <clm@codesourcery.com>
25408 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
25410 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
25412 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
25413 (ABI_HAS_64BIT_SYMBOLS): Use it.
25414 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
25416 2009-02-02 Paul Brook <paul@codesourcery.com>
25418 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
25420 2009-02-02 Jakub Jelinek <jakub@redhat.com>
25422 PR inline-asm/39058
25423 * recog.h (asm_operand_ok): Add constraints argument.
25424 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
25425 recurse on matching constraint.
25426 (check_asm_operands): Pass constraints as 3rd argument to
25427 asm_operand_ok. Don't look up matching constraint here.
25428 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
25431 2009-02-02 Ben Elliston <bje@au.ibm.com>
25433 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
25434 TARGET_NARROW_VOLATILE_BITFIELD macro names.
25436 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25438 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
25439 information. Remove some obsolete information. Reorganize.
25441 * config/pa/fptr.c: Revert license to GPL 2.
25442 * config/pa/milli64.S: Likewise.
25444 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25447 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
25448 LIBRARY name in, instead of hard-coding it.
25449 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
25450 extra target make frag to tmake_files according to EH model.
25451 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
25452 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
25453 frags that define makefile variable EH_MODEL appropriately.
25454 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
25455 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
25456 to "-sjlj" according to type of EH configured.
25457 (LIBGCC_SONAME): Concatenate it to shared library base name.
25458 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
25459 to "_sjlj" according to type of EH configured.
25460 (LIBGCC_SONAME): Concatenate it to shared library base name.
25461 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
25462 (SHLIB_LINK): Add missing semicolon to if-else construct.
25463 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25464 string value of "pe_dll" command-line option.
25465 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
25466 (SHLIB_SONAME): Use it when overriding t-cygming default.
25467 (SHLIB_IMPLIB): Override t-cygming default.
25468 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25469 string value of "pe_dll" command-line option.
25471 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25474 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25475 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25477 2009-01-31 Richard Guenther <rguenther@suse.de>
25479 PR tree-optimization/38937
25480 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25481 computing the transitive closure.
25483 2009-01-30 Richard Guenther <rguenther@suse.de>
25485 PR tree-optimization/39041
25486 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25487 Propagate variable indices only if the types match for this stmt.
25489 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25492 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25493 inline but never defined.
25495 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25497 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25498 (*insv_h_di_reg_extimm): New insn.
25499 (*insv_l<mode>_reg_extimm): New insn.
25501 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25503 * config/picochip/picochip.c (flag_conserve_stack): set
25504 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25505 fconserve-stack. Reduce call-overhead used by inliner.
25507 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25510 * common.opt (flag_conserve_stack): Initialised to zero.
25512 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25515 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25516 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25519 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25521 * ira-color.c (allocno_reload_assign): Update comments.
25522 * regmove.c (regmove_optimize): Likewise.
25526 2009-01-29 Robert Millan <rmh@aybabtu.com>
25528 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25529 * config/i386/kopensolaris-gnu.h: New file. Undefine
25530 `MD_UNWIND_SUPPORT'.
25531 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25533 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25535 PR tree-optimization/39007
25536 * tree-loop-distribution.c (generate_builtin): Use
25537 recompute_dominator to compute the immediate dominator of the
25538 basic block just after the loop.
25540 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25542 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25543 (ASM_OUTPUT_DWARF_PCREL): Define.
25545 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25547 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25548 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25549 global. Modify entries about regmove and IRA.
25551 * ra-conflict.c: Remove the file.
25553 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25555 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25556 (pass_regclass_init): Rename to pass_reginfo_init.
25558 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25560 * toplev.h (flag_ira): Remove.
25562 * caller-save.c (setup_save_areas): Remove flag_ira.
25564 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25566 * global.c: Remove the file.
25568 * opts.c (decode_options): Remove flag_ira.
25570 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25572 * regmove.c: Modify file description.
25573 (find_use_as_address, try_auto_increment): Define them only if
25574 AUTO_INC_DEC is defined.
25575 (replacement_quality, replace_in_call_usage, fixup_match_1,
25576 stable_and_no_regs_but_for_p): Remove.
25577 (reg_set_in_bb): Make it static.
25578 (regmove_optimize): Remove flag_ira and code which worked for
25581 * local-alloc.c: Remove the file.
25583 * common.opt (fira): Remove.
25585 * ira.c: Include except.h.
25586 (eliminable_regset): Move from global.c.
25587 (mark_elimination): Ditto. Remove flag_ira.
25588 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25589 equiv_mem_modified, validate_equiv_mem_from_store,
25590 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25591 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25592 no_equiv, recorded_label_ref): Move from local-alloc.c.
25593 (update_equiv_regs): Ditto. Make it static.
25594 (print_insn_chain, print_insn_chains): Move it from global.c.
25595 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25596 (build_insn_chain): Ditto. Make it static.
25597 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25598 Rename to init_live_subregs.
25599 (gate_ira): Remove flag_ira.
25601 * regclass.c: Rename reginfo.c. Change file description.
25602 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25603 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25604 (init_reg_sets_1): Remove code for evaluation of
25605 reg_class_superclasses and losing_caller_save_reg_set.
25606 (init_regs): Remove init_reg_autoinc.
25607 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25608 ok_for_base_p_nonstrict): Remove.
25609 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25610 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25611 corresponding entries.
25612 (dump_regclass, record_operand_costs, scan_one_insn,
25613 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25614 record_address_regs, auto_inc_dec_reg_p): Remove.
25615 (gt-regclass.h): Rename to gt-reginfo.h.
25617 * rtl.h (dump_global_regs, retry_global_alloc,
25618 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25620 * Makefile.in (RA_H): Remove.
25621 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25622 Rename regclass.o to reginfo.o.
25623 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25625 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25626 (GTFILES): Rename regclass.c to reginfo.c.
25628 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25629 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25631 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25632 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25634 (finish_spills): Ditto. Remove code for !flag_ira.
25636 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25638 PR middle-end/35854
25639 * doc/invoke.texi (rtl debug options): Complete rewrite.
25640 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25642 * mode-switching.c (pass_mode_switching): Rename pass from
25643 "mode-sw" to "mode_sw".
25644 * except.c (pass_convert_to_eh_ranges): Rename pass from
25645 "eh-ranges" to "eh_ranges".
25646 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25650 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25651 Alexander Monakov <amonakov@ispras.ru>
25653 PR middle-end/38857
25654 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25656 (move_exprs_to_boundary): Change return type and pass through
25657 should_move from move_op. Relax assert. Update usage ...
25658 (schedule_expr_on_boundary): ... here. Use should_move instead of
25660 (move_op_orig_expr_found): Indicate that insn was disconnected from
25662 (code_motion_process_successors): Do not call after_merge_succs
25663 callback if original expression was not found when traversing any of
25665 (code_motion_path_driver): Change return type. Update prototype.
25666 (move_op): Update comment. Add a new parameter (should_move). Update
25667 prototype. Set *should_move based on indication provided by
25668 move_op_orig_expr_found.
25670 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25672 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25673 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25674 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25675 * config/rs6000/rs6000.c (rs6000_override_options): Default
25676 avoid-indexed-addresses on for Power6, off for everything else.
25677 (avoiding_indexed_address_p): New function.
25678 (rs6000_legitimize_address): Use it.
25679 (rs6000_legitimate_address): Likewise.
25680 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25682 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25684 PR tree-optimization/38997
25685 * tree-loop-distribution.c (generate_memset_zero): Use
25686 POINTER_PLUS_EXPR for a pointer addition.
25688 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25690 * config/s390/s390.md (bswap<mode>2): New pattern added.
25692 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25694 * config/s390/s390.md (*tls_load_31): Added type attribute.
25696 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25698 * config/s390/s390.md: Fix a few comments.
25700 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25702 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25703 (*tm<mode>_full): Fixed z10prop attribute.
25704 (*tst<mode>_extimm): Fixed z10prop attribute.
25705 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25706 (*tstqiCCT_cconly): Fixed z10prop attribute.
25707 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25708 (*movsi_larl): Fixed z10prop attribute.
25709 (*movsi_zarch): Fixed z10prop attribute.
25710 (*movsi_eas): Fixed z10prop attribute.
25711 (*movhi): Fixed z10prop attribute.
25712 (*movqi): Fixed z10prop attribute.
25713 (*movstrictqi): Fixed z10prop attribute.
25714 (*mov<mode>): Fixed z10prop attribute.
25715 (*movcc): Fixed z10prop attribute.
25716 (*sethighpartdi_64): Fixed z10prop attribute.
25717 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25718 (*negdi2_sign_cc): Fixed z10prop attribute.
25719 (*negdi2_sign): Fixed z10prop attribute.
25720 (*absdi2_sign_cc): Fixed z10prop attribute.
25721 (*absdi2_sign): Fixed z10prop attribute.
25722 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25723 (*negabsdi2_sign): Fixed z10prop attribute.
25724 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25725 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25726 (doloop_si64): Fixed z10prop attribute.
25727 (doloop_si31): Fixed z10prop attribute.
25728 (doloop_long): Fixed z10prop attribute.
25729 (indirect_jump): Fixed z10prop attribute.
25730 (nop): Fixed z10prop attribute.
25731 (main_base_64): Fixed z10prop attribute.
25732 (reload_base_64): Fixed z10prop attribute.
25734 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25736 PR rtl-optimization/38740
25737 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25739 * config/mips/mips.c (mips_reorg): Likewise.
25741 2009-01-28 Richard Guenther <rguenther@suse.de>
25743 PR tree-optimization/38926
25744 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25745 with the correct value id to a value.
25746 (do_regular_insertion): Use the value number of edoubleprime
25747 for the value number of the expr.
25750 2008-08-21 Richard Guenther <rguenther@suse.de>
25752 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25753 a PHI ask VN if it is already available.
25754 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25755 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25757 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25759 PR middle-end/38934
25760 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25761 set to varying whenever max has TREE_OVERFLOW set, similarly
25762 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25764 2009-01-28 Richard Guenther <rguenther@suse.de>
25766 PR middle-end/38908
25767 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25768 uninitialized aggregate uses in call arguments.
25770 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25772 PR tree-optimization/38984
25773 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25774 the nothing_id variable if -fno-delete-null-pointer-checks.
25776 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25779 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25780 (set_got_offset_rex64): Ditto.
25782 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25785 * doc/extend.texi: Improve local variable with asm reg.
25787 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25789 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25790 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25791 was not supplied then set warn_packed_bitfield_compat to the
25792 default value of 1.
25793 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25796 2009-01-27 Richard Guenther <rguenther@suse.de>
25798 PR tree-optimization/38503
25799 * cfgexpand.c (expand_gimple_basic_block): Ignore
25800 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25801 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25802 variables that cannot have TBAA applied.
25803 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25806 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25808 PR middle-end/38969
25809 * calls.c (initialize_argument_information): Do not wrap complex
25810 arguments in SAVE_EXPR.
25812 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25814 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25815 (INSTALL_LIBGCC): Revert typo commit.
25817 2009-01-26 Richard Guenther <rguenther@suse.de>
25819 PR tree-optimization/38745
25820 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25821 from special handling.
25823 2009-01-26 Richard Guenther <rguenther@suse.de>
25825 PR tree-optimization/38745
25826 * tree-ssa.c (execute_update_addresses_taken): Do not include
25827 variables that cannot possibly be a register in not_reg_needs.
25828 Do not clear TREE_ADDRESSABLE on vars that may not become
25830 * tree-ssa.c (update_alias_info_1): Include those in the set
25831 of addressable vars.
25833 2009-01-26 Richard Guenther <rguenther@suse.de>
25835 PR middle-end/38851
25836 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25837 * tree-ssa-dse.c: Include langhooks.h
25838 (execute_simple_dse): Remove stores with zero size.
25840 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25843 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25846 2009-01-24 Julian Brown <julian@codesourcery.com>
25848 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25849 config/arm/linux-atomic.c.
25850 * config/arm/linux-atomic.c: New.
25852 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25854 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25855 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25856 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25858 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25861 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25864 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25866 PR tree-optimization/38953
25867 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25868 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25869 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25870 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25873 2009-01-24 Paul Brook <paul@codesourcery.com>
25875 * config/arm/neon.md (neon_type): Move to arm.md.
25876 (neon_mov<VSTRUCT>): Add neon_type attribute.
25877 * config/arm/arm.md (neon_type): Move to here.
25878 (conds): Add "unconditioal" and use as default for NEON insns.
25880 2009-01-24 Ben Elliston <bje@au.ibm.com>
25882 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25883 void *' warning from -Wc++-compat.
25884 * Makefile.in (dominance.o-warn): Remove.
25886 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25888 PR tree-optimization/38932
25889 * fold-const.c (fold_unary_ignore_overflow): New.
25890 * tree.h (fold_unary_ignore_overflow): Declare.
25891 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25892 * tree-ssa-sccvn.c (visit_reference_op_load,
25893 simplify_unary_expression): Likewise.
25895 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25897 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25898 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25899 regardless of their type.
25900 * c-common.c (handle_packed_attribute): Don't ignore packed on
25902 * c.opt (Wpacked-bitfield-compat): New warning option.
25903 * stor-layout.c (place_field): Warn if offset of a field changed.
25904 * doc/extend.texi (packed): Mention the ABI change.
25905 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25906 (Warning Options): Add it to the list.
25908 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25910 * c-opts.c (c_common_post_options): Fix a typo in comments.
25912 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25914 PR middle-end/38615
25915 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25916 variables to static.
25917 * doc/invoke.texi (-fmerge-all-constants): Update description.
25919 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25922 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25923 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25925 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25927 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25929 (LOCAL_ALIGNMENT): Similarly.
25931 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25932 Joseph Myers <joseph@codesourcery.com>
25934 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25935 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25936 * config/arm/arm-tune.md: Regenerate.
25937 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25940 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25942 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25943 version number to five.
25945 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25948 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25949 * c-common.c (set_underlying_type): Likewise.
25950 (is_typedef_decl ): Likewise
25952 (set_underlying_type): Likewise.
25953 (is_typedef_type): Likewise.
25955 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25957 PR middle-end/38587
25958 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25961 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25964 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25965 (LIBGCC_SPEC): Don't define.
25966 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25968 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25970 PR rtl-optimization/38879
25971 * alias.c (base_alias_check): Unaligned access via AND address can
25972 alias all surrounding object types except those with sizes equal
25973 or wider than the size of unaligned access.
25975 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25978 * c-decl.c (clone_underlying_type): Move this ...
25979 * c-common.c (set_underlying_type): ... here.
25980 Also, make sure the function properly sets TYPE_STUB_DECL() on
25981 the newly created typedef variant type.
25982 (is_typedef_decl ): New entry point.
25983 * tree.h: Added a new member member_types_needing_access_check to
25984 struct tree_decl_non_common.
25985 (set_underlying_type): New entry point.
25986 (is_typedef_type): Likewise.
25988 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25990 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25991 Check whether two instructions have memory references that
25992 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25993 are helper functions for traversing.
25994 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25995 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25996 not to draw dependency edge for instructions with non-conflicting
25999 2009-01-20 Joseph Myers <joseph@codesourcery.com>
26002 * longlong.h: Update copyright years. Use soft-fp license notice.
26003 Sync __clz_tab declaration with glibc.
26005 2009-01-20 Steve Ellcey <sje@cup.hp.com>
26008 * doc/extend.texi (syscall_linkage): New.
26009 (version_id): Modify.
26011 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
26012 Richard Guenther <rguenther@suse.de>
26014 PR tree-optimization/38747
26015 PR tree-optimization/38748
26016 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
26017 conversion if the base address is an indirect reference and the
26018 aliasing sets could cause issues.
26020 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26022 * common.opt (fgraphite, fgraphite-identity): Add comment for
26023 explaining why these options are not documented.
26025 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26027 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
26028 gimple_call_lhs is NULL.
26030 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
26033 * emit-rtl.c (adjust_address_1): Make sure memref is never
26036 2009-01-20 Ben Elliston <bje@au.ibm.com>
26038 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26039 const qualifier from arg parameter. Remove unnecessary cast to char *.
26040 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26041 const qualifier from arg 2.
26043 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
26045 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
26047 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
26050 * rtl.h (reinit_regs): New prototype.
26051 * regclass.c: Include ira.h.
26052 (reinit_regs): New.
26053 * Makefile.in (regclass.o): Add ira.h.
26054 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
26056 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
26059 * c-common.c (handle_aligned_attribute): Use
26060 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
26061 default alignment value.
26063 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
26065 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
26066 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
26068 * doc/extend.texi: Update __attribute__ ((aligned)). Document
26069 __BIGGEST_ALIGNMENT__.
26071 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
26073 2009-01-18 Richard Guenther <rguenther@suse.de>
26075 PR tree-optimization/38819
26076 * tree-flow.h (operation_could_trap_helper_p): Declare.
26077 * tree-eh.c (operation_could_trap_helper_p): Export.
26078 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
26079 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
26080 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
26081 are about to insert a possibly trapping instruction and fail
26084 2009-01-18 Andreas Schwab <schwab@suse.de>
26086 * doc/install.texi (Configuration): Remove obsolete paragraph
26087 about use of --with-gnu-ld with --with-gnu-as.
26089 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
26091 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
26092 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
26093 Follow spelling conventions.
26095 2009-01-18 Ben Elliston <bje@au.ibm.com>
26097 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
26098 C++ warning about implicit conversion from void * to struct
26100 (bitmap_obstack_free): Likewise for bitmap_element *.
26101 * Makefile.in (bitmap.o-warn): Remove.
26103 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
26105 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
26107 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
26108 Tobias Grosser <tobi.grosser@amd.com>
26110 * graphite.c (graphite_trans_scop_block): Do not block single
26113 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
26115 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
26116 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
26117 test with assertion.
26119 2009-01-16 Richard Guenther <rguenther@suse.de>
26121 PR tree-optimization/38835
26122 PR middle-end/36227
26123 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
26124 and INT + PTR -> (INT)(PTR p+ INT) folding.
26125 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
26127 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
26130 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
26131 the subreg from a lowpart subreg if it is also casting the value.
26133 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26134 Tobias Grosser <tobi.grosser@amd.com>
26136 * graphite.c (compare_prefix_loops): New.
26137 (build_scop_canonical_schedules): Rewritten.
26138 (graphite_transform_loops): Move build_scop_canonical_schedules
26139 after build_scop_iteration_domain.
26141 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26142 Tobias Grosser <tobi.grosser@amd.com>
26144 * graphite.c (add_conditions_to_domain): Add the loops to
26145 the dimension of the iteration domain. Do copy the domain
26146 only when it exists.
26147 (build_scop_conditions_1): Do not call add_conditions_to_domain.
26148 (add_conditions_to_constraints): New.
26149 (can_generate_code_stmt, can_generate_code): Removed.
26150 (gloog): Do not call can_generate_code.
26151 (graphite_transform_loops): Call add_conditions_to_constraints
26152 after building the iteration domain.
26154 2009-01-16 Jakub Jelinek <jakub@redhat.com>
26156 PR tree-optimization/38789
26157 * tree-ssa-threadedge.c
26158 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
26159 __builtin_constant_p.
26161 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
26163 * dce.c (delete_unmarked_insns): Reversed the order that insns are
26164 examined before deleting them.
26166 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
26168 * function.c (aggregate_value_p): Correctly extract the function
26169 type from CALL_EXPR_FN lookup.
26171 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26173 * config/picochip/picochip.c (picochip_override_options): Revert
26174 CFI asm flag disable commited previously.
26176 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
26177 Tobias Grosser <tobi.grosser@amd.com>
26178 Jan Sjodin <jan.sjodin@amd.com>
26180 * graphite.c (scan_tree_for_params): On substractions negate
26181 all the coefficients of the term.
26182 (clast_to_gcc_expression_red): New. Handle reduction expressions
26183 of more than two operands.
26184 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
26185 (get_vdef_before_scop): Handle also the case of default definitions.
26187 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
26189 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
26190 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
26191 Also use them when walking CALL_INSN_FUNCTION_USAGE.
26193 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
26194 Joey Ye <joey.ye@intel.com>
26196 PR middle-end/37843
26197 * cfgexpand.c (expand_stack_alignment): Don't update stack
26198 boundary nor check incoming stack boundary here.
26199 (gimple_expand_cfg): Update stack boundary and check incoming
26200 stack boundary here.
26202 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
26204 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
26206 2009-01-14 Jakub Jelinek <jakub@redhat.com>
26208 PR rtl-optimization/38245
26209 * calls.c (expand_call): Add stack arguments to
26210 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26211 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
26212 in regs and partially in memory or BLKmode arguments.
26213 (emit_library_call_value_1): Add stack arguments to
26214 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26215 ACCUMULATE_OUTGOING_ARGS).
26216 * dce.c: Include tm_p.h.
26217 (find_call_stack_args): New function.
26218 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
26220 (mark_insn): Call find_call_stack_args for CALL_Ps.
26221 (prescan_insns_for_dce): Walk insns backwards in bb rather than
26222 forwards. Allocate and free arg_stores bitmap if needed, pass it
26223 down to deletable_insn_p, don't mark stores set in arg_stores
26224 bitmap, clear the bitmap at the beginning of each bb.
26225 * Makefile.in (dce.o): Depend on $(TM_P_H).
26227 2009-01-14 Michael Meissner <gnu@the-meissners.org>
26230 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
26231 to make sure the insn is a conditional test (bug 22599). Reformat a
26234 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
26236 PR middle-end/38431
26237 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
26238 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
26239 (gloog): Do not call cleanup_tree_cfg.
26240 (graphite_transform_loops): Call cleanup_tree_cfg after all
26241 scops have been code generated.
26243 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
26244 * doc/gty.texi (Invoking the garbage collector): Added new node
26245 and section documenting ggc_collect.
26247 2009-01-14 Richard Guenther <rguenther@suse.de>
26249 PR tree-optimization/38826
26250 PR middle-end/38477
26251 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
26252 initialization notes only if we actually emitted a warning.
26253 (intra_create_variable_infos): Add constraints for a result decl
26254 that is passed by hidden reference.
26255 (build_pred_graph): Mark all related variables non-direct on
26258 2009-01-14 Nick Clifton <nickc@redhat.com>
26260 * ira-conflicts.c: Include addresses.h for the definition of
26262 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
26263 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
26265 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
26268 * Makefile.in (ira-lives.o): Add except.h.
26270 * ira-lives.c: Include except.h.
26271 (process_bb_node_lives): Process can_throw_internal.
26273 2009-01-13 Jakub Jelinek <jakub@redhat.com>
26275 PR rtl-optimization/38774
26276 * combine.c (simplify_set): When undoing cc_use change, don't do
26277 PUT_CODE on the newly created comparison, but instead put back the
26280 2009-01-13 Joseph Myers <joseph@codesourcery.com>
26282 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
26283 values. Remove duplicate arm8 entry.
26285 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26287 PR tree-optimization/38786
26288 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
26289 the SSA_NAME case of expand_scalar_variables_expr.
26290 Set the type of an expression to the type of its assign statement.
26291 (expand_scalar_variables_expr): Also gather the scalar computation
26292 used to index the memory access. Do not pass loop_p.
26293 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
26294 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
26295 the gimple_stmt_iterator where it inserts new code.
26296 Do not pass loop_p.
26297 (copy_bb_and_scalar_dependences): Do not pass loop_p.
26298 (translate_clast): Update call to copy_bb_and_scalar_dependences.
26300 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26302 * graphite.h (debug_value): Removed.
26303 * graphite.c (debug_value): Removed.
26305 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26307 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
26308 ldrd/strd with two 32-bit instructions.
26310 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26312 * config/arm/arm.c (struct processors): Pass for speed down into
26313 cost helper functions.
26314 (const_ok_for_op): Handle COMPARE and inequality nodes.
26315 (arm_rtx_costs_1): Rewrite.
26316 (arm_size_rtx_costs): Update prototype.
26317 (arm_rtx_costs): Pass speed down to helper functions.
26318 (arm_slowmul_rtx_costs): Rework cost calculations.
26319 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
26320 (arm_9e_rtx_costs): Likewise.
26322 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
26324 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
26325 relocations of local symbols wider than UNITS_PER_WORD are not valid.
26326 (alpha_legitimize_address): Do not split local symbols wider than
26327 UNITS_PER_WORD into HIGH/LO_SUM parts.
26329 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
26332 * gcc.c (process_command): Replace call to execvp with calls
26333 to pex_one and exit.
26335 2009-01-03 Anatoly Sokolov <aesok@post.ru>
26338 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
26339 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
26340 variant for devices with 3-byte PC.
26341 (__tablejump_elpm__): New.
26343 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26346 * c-parser.c (c_parser_postfix_expression): Allow `->' in
26347 offsetof member-designator, handle it as `[0].'.
26349 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26351 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
26352 function when not using named sections on targets with named sections
26353 if branch distance is less than 262132.
26355 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
26357 * combine.c (combine_instructions): Recompute
26358 optimize_this_for_speed_p for each BB in the main combine loop.
26360 2009-01-12 Tomas Bily <tbily@suse.cz>
26363 * tree-loop-distribution.c (prop_phis): New function.
26364 (generate_builtin): Call prop_phis.
26366 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26368 PR tree-optimization/38807
26369 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
26370 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
26372 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
26374 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
26375 subreg of op0 to the original op0.
26377 2009-01-11 Laurent GUERBY <laurent@guerby.net>
26379 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
26381 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
26384 * mips-tfile.c (parse_def): Fix parsing of def strings
26385 starting with digits.
26387 2009-01-10 Jakub Jelinek <jakub@redhat.com>
26390 * config/arm/arm.c (arm_is_long_call_p): Don't call
26391 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
26393 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
26395 * regrename.c (regrename_optimize): Fix dumping.
26396 (find_oldest_value_reg): Preserve REG_POINTER.
26397 (copy_hardreg_forward_1): Likewise.
26399 2009-01-09 Diego Novillo <dnovillo@google.com>
26401 * gimple.h (struct gimple_statement_base) <uid>: Document
26402 the restrictions on its use.
26403 (gimple_uid): Tidy.
26404 (gimple_set_uid): Tidy.
26406 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26408 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
26409 zero guard even if align_bytes != 0 and count is smaller than
26412 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
26414 PR rtl-optimization/38495
26415 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
26416 (add_range_and_copies_from_move_list): Print all added ranges.
26417 Add ranges to memory optimized destination.
26419 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26423 * config/i386/i386.c (override_options): Reject
26424 -mstringop-strategy=rep_8byte with -m32.
26425 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
26426 to 1. Do count comparison against epilogue_size_needed at compile
26427 time even when count_exp was constant forced into register. For
26428 size_needed don't jump to epilogue, instead just avoid aligning
26429 and invoke the body algorithm. If need_zero_guard, add zero guard
26430 even if count is non-zero, but smaller than size_needed + number of
26431 bytes that could be stored for alignment.
26432 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
26433 to 1. If need_zero_guard, add zero guard even if count is non-zero,
26434 but smaller than size_needed + number of bytes that could be stored
26435 for alignment. Compare size_needed with epilogue_size_needed instead
26436 of desired_align - align, don't adjust size_needed, pass
26437 epilogue_size_needed to the epilogue expanders.
26440 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
26442 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26444 * pa.c (last_address): Change to unsigned.
26445 (update_total_code_bytes): Change argument to unsigned. Don't
26446 check if insn addresses are set.
26447 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
26448 addresses are not set.
26449 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
26451 2009-01-09 Nick Clifton <nickc@redhat.com>
26453 * config/sh/symbian.c: Replace uses of DECL_INLINE with
26454 DECL_DECLARED_INLINE_P.
26456 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26458 PR middle-end/38347
26459 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
26460 GET_MODE (op0) in operand_subword_force calls.
26462 PR middle-end/38771
26463 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
26464 fold_convert arg0 operands to TREE_TYPE (op0) first.
26466 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
26468 * params.def (ira-max-conflict-table-size): Decrease default value
26471 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26473 PR tree-optimization/37031
26474 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26476 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26477 allocate it using gc instead of heap, use VEC_quick_push instead of
26479 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26480 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26481 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26482 allocated vector from heap allocated.
26483 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26484 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26485 vector only after perfect_loop_nest_depth call.
26487 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26488 Jan Sjodin <jan.sjodin@amd.com>
26490 PR tree-optimization/38559
26491 * graphite.c (debug_value, copy_constraint,
26492 swap_constraint_variables, scale_constraint_variable, ): New.
26493 (get_lower_bound, get_upper_bound): Removed.
26494 (graphite_trans_bb_strip_mine): Clean up this code that works
26495 only for constant number of iterations. Fully copy upper and
26496 lower bound constraints, not only the constant part of them.
26497 * graphite.h (debug_value): Declared.
26499 2009-01-08 Ira Rosen <irar@il.ibm.com>
26501 PR tree-optimization/37194
26502 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26503 Don't add the cost of cost model guard in prologue to scalar
26504 outside cost in case of known number of iterations.
26506 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26507 Alan Modra <amodra@bigpond.net.au>
26509 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26510 non-word-aligned REG+CONST addressing.
26512 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26515 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26516 free_after_compilation when outputting a thunk.
26517 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26518 Do not call free_after_compilation here.
26520 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26522 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26523 (ix86_valid_target_attribute_inner_p): Ditto.
26525 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26527 PR tree-optimization/38492
26528 PR tree-optimization/38498
26529 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26530 * tree-chrec.h (scev_is_linear_expression): Declared.
26531 * graphite.c (graphite_cannot_represent_loop_niter): New.
26532 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26533 (graphite_loop_normal_form): Use gcc_assert.
26534 (scan_tree_for_params): Use CASE_CONVERT.
26535 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26536 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26537 Use gcc_assert. Discard scops that contain unhandled cases.
26538 (build_scop_conditions): Return a boolean status for unhandled cases.
26539 (strip_mine_profitable_p): Print the loop number, not its depth.
26540 (is_interchange_valid): Pass the depth of the loop nest, don't
26541 recompute it wrongly.
26542 (graphite_trans_bb_block): Same.
26543 (graphite_trans_bb_block): Print tentative of loop blocking.
26544 (graphite_trans_scop_block): Do not print that the loop has been
26546 (graphite_transform_loops): Do not handle scops that contain condition
26549 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26551 AVX Programming Reference (December, 2008)
26552 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26553 (_mm256_stream_pd): Likewise.
26554 (_mm256_stream_ps): Likewise.
26556 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26557 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26558 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26559 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26560 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26561 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26562 (ix86_expand_special_args_builtin): Likewise.
26564 * config/i386/sse.md (AVXMODEDI): New.
26565 (avx_movnt<mode>): Likewise.
26566 (avx_movnt<mode>): Likewise.
26567 (<sse>_movnt<mode>): Remove AVX support.
26568 (sse2_movntv2di): Likewise.
26570 2009-01-07 Richard Guenther <rguenther@suse.de>
26572 PR middle-end/38751
26573 * fold-const.c (extract_muldiv): Remove obsolete comment.
26574 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26575 to PLUS_EXPR canonicalization for the canonicalization.
26577 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26579 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26580 hosted cross-compilers generating less efficient code.
26582 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26584 * function.h (rtl_data): Add a dbr_scheduled_p field.
26585 * reorg.c (dbr_schedule): Set it.
26586 (gate_handle_delay_slots): Check it.
26587 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26588 (mips_reorg): Check flag_delayed_branch instead of
26589 mips_base_delayed_branch.
26590 (mips_override_options): Don't set mips_base_delayed_branch
26591 or flag_delayed_branch.
26593 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26595 PR rtl-optimization/38426.
26596 * ira.c (ira): Set current_function_is_leaf earlier.
26598 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26600 PR rtl-optimization/38722
26601 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26602 too early, only set a flag and modify after last possible
26605 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26608 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26609 * real.c (decimal_single_format): Correct values of emin and emax.
26610 (decimal_double_format): Ditto.
26611 (decimal_quad_format): Ditto.
26612 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26613 computation of DECnn_MIN and DECnn_MAX for corrected values of
26614 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26615 __DECnn_MIN__, and adjust its computation for the corrected value
26618 2009-01-06 Jan Hubicka <jh@suse.cz>
26621 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26623 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26625 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26626 Add Robert Clark to the list of testers.
26628 2009-01-06 Jan Hubicka <jh@suse.cz>
26629 Kai Tietz <kai.tietz@onevision.com>
26631 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26632 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26634 2009-01-06 Jan Hubicka <jh@suse.cz>
26635 Kai Tietz <kai.tietz@onevision.com>
26637 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26639 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26640 (ix86_nsaved_regs): Count only general purpose regs.
26641 (ix86_nsaved_sseregs): New.
26642 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26643 to 16 for w64; compute padding and size of sse reg save area.
26644 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26645 general purpose regs.
26646 (ix86_emit_save_sse_regs_using_mov): New.
26647 (ix86_expand_prologue): Save SSE regs if needed.
26648 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26649 (ix86_emit_restore_sse_regs_using_mov): New.
26650 (ix86_expand_epilogue): Save SSE regs if needed.
26652 2009-01-06 Jan Hubicka <jh@suse.cz>
26653 Kai Tietz <kai.tietz@onevision.com>
26655 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26656 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26657 functions when accumulate outgoing args is off.
26659 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26662 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26663 before using pseudos_have_intersected_live_ranges_p.
26665 * ira-int.h (ira_assert): Always define.
26667 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26669 AVX Programming Reference (December, 2008)
26670 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26671 (_mm256_permute2_pd): Likewise.
26672 (_mm_permute2_ps): Likewise.
26673 (_mm256_permute2_ps): Likewise.
26674 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26675 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26677 * config/i386/i386.c (ix86_builtins): Remove
26678 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26679 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26680 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26681 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26682 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26683 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26684 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26685 __builtin_ia32_vpermil2ps256.
26686 (ix86_init_mmx_sse_builtins): Updated.
26687 (ix86_expand_args_builtin): Likewise.
26689 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26691 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26692 long absolute calls when generating PA 2.0 code.
26694 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26696 PR rtl-optimization/38583
26697 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26699 * params.def (ira-max-conflict-table-size): New.
26701 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26703 * ira.h (ira_conflicts_p): New external definition.
26705 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26706 table. Report this. Return result of building.
26707 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26708 building conflict table.
26710 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26711 (ira_color): Use ira_conflicts_p.
26713 * global.c: Include ira.h.
26714 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26717 * Makefile.in (global.o): Add ira.h.
26719 * ira-build.c (mark_all_loops_for_removal,
26720 propagate_some_info_from_allocno): New.
26721 (remove_unnecessary_allocnos): Call
26722 propagate_some_info_from_allocno.
26723 (remove_low_level_allocnos): New.
26724 (remove_unnecessary_regions): Add parameter. Call
26725 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26726 parameter to remove_unnecessary_regions.
26727 (ira_build): Remove all regions but root if the conflict table was
26728 not built. Update conflict hard regs for allocnos crossing calls.
26730 * ira.c (ira_conflicts_p): New global.
26731 (ira): Define and use ira_conflicts_p.
26733 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26734 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26735 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26737 2009-01-06 Ben Elliston <bje@au.ibm.com>
26739 * gengtype-lex.l (YY_NO_INPUT): Define.
26741 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26744 * c-common.c (handle_vector_size_attribute): Also reject
26745 BOOLEAN_TYPE types.
26747 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26749 PR tree-optimization/38492
26750 * graphite.c (rename_map_elt, debug_rename_elt,
26751 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26752 rename_map_elt_info, eq_rename_map_elts,
26753 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26754 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26755 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26756 (sese_build_livein_liveouts): New.
26757 (new_sese, free_sese): New.
26758 (new_scop): Call new_sese.
26759 (free_scop): Call free_sese.
26760 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26761 (register_old_new_names): Renamed register_old_and_new_names.
26762 (register_scop_liveout_renames, add_loop_exit_phis,
26763 insert_loop_close_phis, struct igp,
26764 default_liveout_before_guard, add_guard_exit_phis,
26765 insert_guard_phis, copy_renames): New.
26766 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26767 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26768 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26769 (scop_adjust_phis_for_liveouts): New.
26770 (gloog): Call scop_adjust_phis_for_liveouts.
26772 * graphite.h (struct sese): Documented. Added fields liveout,
26773 num_ver and livein.
26774 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26775 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26776 (struct scop): Added field liveout_renames.
26777 (SCOP_LIVEOUT_RENAMES): New.
26779 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26781 PR tree-optimization/38510
26782 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26783 (translate_clast): Call recompute_all_dominators before
26785 (gloog): Call recompute_all_dominators before graphite_verify.
26787 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26788 Jan Sjodin <jan.sjodin@amd.com>
26790 PR tree-optimization/38500
26791 * graphite.c (create_sese_edges): Call fix_loop_structure after
26794 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26796 * config.gcc: Add m32r*-*-rtems*.
26797 * config/m32r/rtems.h: New file.
26799 2009-01-05 Ben Elliston <bje@au.ibm.com>
26801 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26802 (.po.pox): Likewise.
26803 (po/gcc.pot): Likewise.
26805 2009-01-04 David S. Miller <davem@davemloft.net>
26807 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26808 (STARTING_FRAME_OFFSET): Always set to zero.
26810 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26812 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26813 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26814 fixed-point types, and vectors of the same.
26816 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26818 * config/mips/sync.md (*mb_barrier): Rename to...
26819 (*memory_barrier): ...this.
26821 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26823 * doc/extend.texi (Function Attributes): Move @cindex after @item
26824 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26825 and put in alphabetical order. Fix 'target' name and put in order.
26826 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26829 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26831 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26832 (memory_barrier): Expand as unspec instead of unspec_volatile.
26833 Remove mem:BLK from insn operands. Use Pmode scratch register.
26834 (*memory_barrier): Define as unspec instead of unspec_volatile.
26835 Use (match_dup 0) as input operand.
26837 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26838 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26839 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26840 scratch register. Remove operand 1.
26841 (*stbar): Define as unspec instead of unspec_volatile.
26842 Use (match_dup 0) as input operand, remove (const_int 8).
26843 (*membar): Define as unspec instead of unspec_volatile.
26844 Use (match_dup 0) as input operand, remove input operand 2.
26846 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26847 (memory_barrier): Expand as unspec instead of unspec_volatile.
26848 Remove mem:BLK from insn operands. Use Pmode scratch register.
26849 (*memory_barrier): Define as unspec instead of unspec_volatile.
26850 Use (match_dup 0) as input operand.
26852 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26853 Remove mem:BLK from insn operands. Use Pmode scratch register.
26854 Set volatile flag on operand 0.
26855 (*memory_barrier): New insn pattern.
26857 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26859 (*memory_barrier): Use (match_dup 0) as input operand.
26861 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26862 Remove mem:BLK from insn operands. Use Pmode scratch register.
26863 Set volatile flag on operand 0.
26864 (*mb_internal): New insn pattern.
26866 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26868 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26870 PR middle-end/38586
26871 * function.c (struct temp_slot): Move to the section of the file
26872 that deals with temp slots. Remove field 'address'.
26873 (temp_slot_address_table): New hash table of address -> temp slot.
26874 (struct temp_slot_address_entry): New struct, items for the table.
26875 (temp_slot_address_compute_hash, temp_slot_address_hash,
26876 temp_slot_address_eq, insert_temp_slot_address): Support functions
26878 (find_temp_slot_from_address): Rewrite to use the new hash table.
26879 (remove_unused_temp_slot_addresses): Remove addresses of temp
26880 slots that have been made available.
26881 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26882 worker function for remove_unused_temp_slot_addresses.
26883 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26884 Add the temp slot address to the address -> temp slot map.
26885 (update_temp_slot_address): Update via insert_temp_slot_address.
26886 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26887 (pop_temp_slots): Likewise.
26888 (init_temp_slots): Allocate the address -> temp slot map, or empty
26889 the map if it is already allocated.
26890 (prepare_function_start): Initialize temp slot processing.
26892 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26894 PR middle-end/38584
26895 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26896 Calculate the size of all stack vars assuming no packing of stack
26897 vars will happen, replacing a quadratic algorithm with a linear one.
26899 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26902 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26905 2009-01-03 Diego Novillo <dnovillo@google.com>
26907 * doc/contrib.texi: Update contributions.
26909 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26912 * builtins.c (fold_builtin_memory_op): Give up if either operand
26913 is volatile. Set srctype or desttype to non-qualified version
26917 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26918 and FUNCTION_DECLs.
26920 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26922 PR rtl-optimization/35805
26923 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26924 problem if fast dce is able to remove any instructions.
26925 * dce.c (dce_process_block): Fix dump message.
26927 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26930 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26932 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26934 PR middle-end/38690
26935 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26936 * tree-pretty-print.c (op_code_prio): New function.
26937 (op_prio): No longer static. Use op_code_prio.
26938 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26939 Use op_prio and op_code_prio to determine if () should be
26940 printed around operand(s) or not.
26942 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26943 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26944 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26945 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26946 pp_character instead of pp_string for single letter printing.
26948 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26950 * doc/extend.texi: Fix '#pragma GCC option' typo.
26952 2009-01-02 Richard Guenther <rguenther@suse.de>
26954 * doc/install.texi (--enable-checking): Mention different
26955 default for stage1.
26956 (--enable-stage1-checking): Document.
26958 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26960 PR middle-end/30142
26961 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26962 case to be an error.
26964 2009-01-02 Ben Elliston <bje@au.ibm.com>
26966 * config/fp-bit.h (pack_d): Constify argument.
26967 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26968 (isnan): Constify argument.
26970 (iszero): Likewise.
26971 (pack_d): Likewise.
26972 (_fpadd_parts): Constify return type.
26973 (_fpmul_parts): Likewise.
26974 (_fpdiv_parts): Likewise.
26976 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26979 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26980 warn about overwriting initializer with side-effects or
26981 -Woverride-init if !IMPLICIT.
26982 (output_init_element): Likewise. Pass IMPLICIT down to
26984 (process_init_element): Add IMPLICIT argument. Pass it down
26985 to output_init_element.
26986 (push_init_element, pop_init_level, set_designator): Adjust
26987 process_init_element callers.
26988 (set_nonincremental_init, set_nonincremental_init_from_string):
26989 Adjust add_pending_init callers.
26990 (output_pending_init_elements): Adjust output_init_element callers.
26991 * c-tree.h (process_init_element): Adjust prototype.
26992 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26993 process_init_element callers.
26996 Copyright (C) 2009 Free Software Foundation, Inc.
26998 Copying and distribution of this file, with or without modification,
26999 are permitted in any medium without royalty provided the copyright
27000 notice and this notice are preserved.