1 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4 * pa.c (hppa_profile_hook): Use
5 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
7 2009-09-29 Steve Ellcey <sje@cup.hp.com>
8 Alexander Monakov <amonakov@ispras.ru>
11 * config/ia64/predicates.md (not_postinc_destination_operand): New.
12 (not_postinc_memory_operand): New.
13 (not_postinc_move_operand): New.
14 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
15 (*cmovsi_internal): Ditto.
17 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
19 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
20 restrict issue_rate in first pass when scheduling for register
23 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
24 Rafael Avila de Espindola <espindola@google.com>
26 * gengtype.c (plugin_output): New.
27 (get_output_file_with_visibility): Return plugin_output for plugins.
28 (main): Parse and use the -P option.
29 * gty.texi: Update the command line format.
31 2009-09-29 Jakub Jelinek <jakub@redhat.com>
34 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
36 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
37 out if !const_ok_for_output.
40 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
41 case VAR_LOCATION>: Remove gcc_unreachable ().
43 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
45 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
47 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
49 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
50 * config/i386/x86intrin.h: Remove SSE5.
51 * config/i386/mmintrin-common.h: Delete file.
52 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags
55 2009-09-29 Richard Guenther <rguenther@suse.de>
57 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
58 resulting from stack temporaries on STRICT_ALIGNMENT targets.
60 2009-09-29 Nick Clifton <nickc@redhat.com>
62 * function.c (current_function_name): If there is no current
63 function just return "<none>".
65 2009-09-28 Sriraman Tallam <tmsriram@google.com>
67 * tree-pass.h (register_pass_info): New structure.
68 (pass_positioning_ops): Move enum from gcc-plugin.h.
69 (register_pass): New function.
70 * gcc-plugin.h (plugin_pass): Delete structure.
71 (pass_positioning_ops): Delete enum.
72 * plugin.c (regsiter_pass): Delete function.
73 (position_pass): Delete function.
74 (added_pass_nodes): Delete variable.
75 (prev_added_pass_nodes): Delete variable.
76 (pass_list_node): Delete structure.
77 * passes.c (make_pass_instance): New function.
78 (next_pass_1): Change to call make_pass_instance.
79 (pass_list_node): Move structure from gcc-plugin.h.
80 (added_pass_nodes): Move variable from plugin.c.
81 (prev_added_pass_nodes): Move variable from plugin.c.
82 (position_pass): New function.
83 (register_pass): New function.
85 2009-09-28 Easwaran Raman <eraman@google.com>
87 * ifcvt.c (noce_try_abs): Recognize pattern and call
88 expand_one_cmpl_abs_nojump.
89 * optabs.c (expand_one_cmpl_abs_nojump): New function.
90 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
92 2009-09-28 Ian Lance Taylor <iant@google.com>
95 * c-opts.c (c_common_handle_option): Don't set
96 warn_jump_misses_init for -Wall.
97 * doc/invoke.texi (Warning Options): Update documentation.
99 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
101 * Makefile.in ($(out_object_file)): Depend on
102 gt-$(basename $(notdir $(out_file))).h.
104 2009-09-28 Richard Henderson <rth@redhat.com>
106 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
107 * except.c (gen_eh_region): Set it.
108 (duplicate_eh_regions_1): Copy it.
109 * tree-eh.c (lower_resx): Use it to determine which function
112 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
113 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
114 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
115 * tree.c (build_common_builtin_nodes): Remove parameter. Build
116 BUILT_IN_CXA_END_CLEANUP if necessary.
118 * c-common.c (c_define_builtins): Update call to
119 build_common_builtin_nodes.
121 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
123 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
125 2009-09-28 Michael Matz <matz@suse.de>
127 * builtins.c (interclass_mathfn_icode): New helper.
128 (expand_builtin_interclass_mathfn): Use it here, and split folding
130 (fold_builtin_interclass_mathfn): ... this new folder.
131 (build_call_nofold_loc): New static helper.
132 (build_call_nofold): New wrapper macro for above.
133 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
134 (expand_builtin_pow): Ditto.
135 (expand_builtin_memset_args): Ditto.
136 (expand_builtin_printf): Ditto.
137 (expand_builtin_fprintf): Ditto.
138 (expand_builtin_sprintf): Ditto.
139 (expand_builtin_memory_chk): Ditto.
140 (expand_builtin_mempcpy_args): Ditto and don't call folders.
141 (expand_builtin_stpcpy): Ditto.
142 (expand_builtin_strcmp): Ditto.
143 (expand_builtin_strncmp): Ditto.
144 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
145 (expand_builtin_strcpy_args): Don't call folders.
146 (expand_builtin_memcmp): Ditto.
147 (expand_builtin_strncpy): Ditto, and use target.
148 (expand_builtin_memcpy): Ditto.
149 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
150 expand_builtin_strpbrk, expand_builtin_memmove,
151 expand_builtin_memmove_args, expand_builtin_bcopy,
152 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
153 expand_builtin_strspn, expand_builtin_strcspn,
154 expand_builtin_fputs): Remove these.
155 (expand_builtin): Don't call the above, change calls to other
156 expanders that changed prototype.
157 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
158 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
159 fold_builtin_interclass_mathfn.
160 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
161 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
163 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
164 * passes.c (init_optimization_passes): Move pass_fold_builtins
165 after last phiopt pass.
166 * tree-inline.c (fold_marked_statements): When folding builtins
167 iterate over all instruction potentially generated.
168 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
170 (fold_gimple_call): Use it to always fold calls (into potentially
171 multiple instructions).
172 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
173 calls into zero at this time.
174 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
175 statements generated by builtin folding.
177 2009-09-28 Nick Clifton <nickc@redhat.com>
179 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
182 2009-09-28 Duncan Sands <baldrick@free.fr>
184 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
185 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
186 (register_callback): Dispatch it.
187 (invoke_plugin_callbacks): Incorporate in sanity check.
188 * ggc.h (ggc_register_cache_tab): Add declaration.
189 * ggc-common.c (ggc_register_root_tab): Simplify.
190 (const_ggc_cache_tab_t): New typedef.
191 (extra_cache_vec): New vector of dynamically added cache tables.
192 (ggc_register_cache_tab): New function.
193 (ggc_scan_cache_tab): New function.
194 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
195 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
197 2009-09-27 Richard Henderson <rth@redhat.com>
199 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
200 which we remove __builtin_stack_restore.
202 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
204 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
205 to test for GRD_INVARIANT.
206 (simple_rhs_p): Anything that's function_invariant_p is fine.
208 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
210 * gengtype.c (main): Use plunge_files instead of plugin_output.
212 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
213 Rafael Avila de Espindola <espindola@google.com>
215 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
216 Don't print pch related info if it is false.
217 (main): Don't print pch info in plugin mode.
219 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
221 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
222 with dw_val_class_const_double.
223 (struct dw_val_struct): Replace val_long_long with val_double and
224 adjust for above change.
225 (output_loc_operands): Likewise.
226 (add_AT_long_long): Rename into...
227 (add_AT_double): ...this.
228 (print_die): Replace dw_val_class_long_long with
229 dw_val_class_const_double and adjust.
230 (attr_checksum): Likewise.
231 (same_dw_val_p): Likewise.
232 (size_of_die): Likewise.
233 (value_format): Likewise.
234 (output_die): Likewise.
235 (loc_descriptor) <CONST_DOUBLE>: Likewise.
236 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
237 instead of add_AT_long_long.
238 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
239 value with the precision of its type.
241 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
244 * c-typeck.c (build_conditional_expr): Use the readonly and
245 volatile flags of the operand types, not of the operands itself.
247 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
249 collect2.c (main): Look for -brtl before adding libraries.
251 2009-09-27 Jonathan Gray <jsg@openbsd.org>
253 * config.gcc: Update OpenBSD targets.
254 * config/openbsd-stdint.h: New file.
255 * config/openbsd-libpthread.h: New file.
256 * config/openbsd.h: Update and break out LIB_SPEC definition.
257 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
258 * config/i386/openbsdelf.h: Correct types.
259 * config/m68k/openbsd.h: Likewise.
260 * config/mips/openbsd.h: Likewise.
261 * config/vax/openbsd.h: Likewise.
263 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
265 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
266 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
267 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
268 of the length and zero.
270 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
272 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
273 (FLAGS_H): Add options.h $(REAL_H).
274 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
275 (TREE_VECTORIZER_H): New.
276 (EBITMAP_H): Renamed from EBIMAP_H.
277 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
278 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
279 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
280 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
281 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
282 (graphite-clast-to-gimple.o, graphite-dependences.o)
283 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
284 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
285 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
286 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
287 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
288 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
289 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
290 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
291 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
292 updated and fixed as per above changes and per
293 check_makefile_deps.sh output.
296 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
297 * configure: Regenerate.
299 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
301 * doc/install.texi: Update minimum MPC version to 0.7.
303 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
305 * doc/install.texi (Binaries): Remove reference to the binary
306 distribution CD-ROM from the FSF.
308 2009-09-26 Michael Matz <matz@suse.de>
312 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
313 that are mentioned in the body.
315 2009-09-26 Michael Matz <matz@suse.de>
317 PR tree-optimization/41454
318 * tree-ssa-dom (stmts_to_rescan): Remove variable.
319 (tree_ssa_dominator_optimize): Don't allocate and free it.
320 (dom_opt_leave_block): Don't iterate over it.
321 (eliminate_redundant_computations): Don't return a value.
322 (cprop_operand, cprop_into_stmt): Ditto.
323 (optimize_stmt): Don't defer updating stmts.
325 2009-09-25 Dodji Seketeli <dodji@redhat.com>
327 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
328 generic_parameter_die, template_parameter_pack_die,
329 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
330 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
331 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
333 2009-09-25 Anatoly Sokolov <aesok@post.ru>
335 * config/v850/v850.h (FUNCTION_VALUE): Remove.
336 * config/v850/v850.c (v850_function_value): New function.
337 (TARGET_FUNCTION_VALUE): Define.
339 2009-09-25 Jakub Jelinek <jakub@redhat.com>
341 * tree-vect-stmts.c (vectorizable_call): Call
342 mark_symbols_for_renaming after vect_finish_stmt_generation.
344 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
345 to loc_descriptor_from_tree.
346 (add_location_or_const_value_attribute): Pass 0 instead of 2
347 for decl_by_reference_p decls.
349 2009-09-25 Richard Guenther <rguenther@suse.de>
352 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
355 2009-09-25 Ben Elliston <bje@au.ibm.com>
357 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
360 2009-09-25 Alan Modra <amodra@bigpond.net.au>
362 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
365 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
368 * fold-const.c (const_binop): Handle complex int division.
369 * tree-complex.c (expand_complex_div_straight,
370 expand_complex_div_wide): Update comments.
372 2009-09-24 DJ Delorie <dj@redhat.com>
375 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
376 (reg_class): Likewise.
377 (REG_CLASS_NAMES): Likewise.
378 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
380 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
383 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
385 * config/rs6000/predicates.md (indexed_or_indirect_operand):
386 Delete VSX load/store with update support.
387 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
388 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
392 (VStype_load_update): Ditto.
393 (VStype_store_update): Ditto.
394 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
395 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
397 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
398 load/store with update builtins.
400 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
402 * libgcc2.c (L_trampoline): Prototype for getpagesize
403 and mprotect in WINNT case.
405 2009-09-24 Anatoly Sokolov <aesok@post.ru>
407 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
408 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
409 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
411 (TARGET_FUNCTION_VALUE): Define.
413 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
415 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
417 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
420 * common.opt: Initialize dwarf_strict to -1.
421 * toplev.c (process_options): Catch unset dwarf_strict
422 and set to 0 for all targets not overriding.
423 * config/darwin.c (darwin_override_options): Catch unset
424 dwarf_strict and override to 1.
426 2009-09-24 Jeff Law <law@redhat.com>
428 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
430 2009-09-24 Richard Guenther <rguenther@suse.de>
432 PR tree-optimization/36143
433 PR tree-optimization/38747
434 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
435 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
437 2009-09-24 Jakub Jelinek <jakub@redhat.com>
440 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
441 return false instead of gcc_unreachable (). For CONST return the
442 value returned by recursive call instead of always returning true.
443 (tree_add_const_value_attribute): Return the value returned by
444 add_const_value_attribute instead of always returning true if rtl
447 2009-09-23 Justin Seyster <jrseys@gmail.com>
449 * Makefile.in (PLUGIN_HEADERS): Include real.h.
451 2009-09-24 Jakub Jelinek <jakub@redhat.com>
453 * cgraphunit.c (cgraph_lower_function): Revert last change.
454 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
455 instead of DECL_NO_STATIC_CHAIN.
456 * tree-cfg.c (verify_gimple_call): Likewise.
457 * tree-nested.c (get_chain_decl, get_chain_field,
458 convert_tramp_reference_op, convert_gimple_call): Likewise.
459 (convert_all_function_calls): Likewise. Always set or clear
460 DECL_STATIC_CHAIN initially, for !n->outer clear it.
461 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
462 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
464 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
465 DECL_NO_STATIC_CHAIN.
466 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
467 instead of DECL_NO_STATIC_CHAIN.
468 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
469 decl_function_context.
470 * varasm.c (initializer_constant_valid_p): Likewise.
471 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
472 (DECL_STATIC_CHAIN): ... this.
473 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
474 instead of DECL_NO_STATIC_CHAIN.
476 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
477 Rafael Avila de Espindola <espindola@google.com>
479 * gengtype.c (nb_plugin_files): Make it unsigned to match
480 num_gt_files. Adjust other variables to avoid warnings.
481 (main): Allocate an all zero lang_bitmap before each plugin file name
482 to match regular file names.
484 2009-09-23 Richard Henderson <rth@redhat.com>
486 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
487 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
488 static chain passed in memory.
489 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
490 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
491 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
492 STATIC_CHAIN_REGNUM defined.
494 * config/picochip/picochip-protos.h: s/class/klass/.
495 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
496 (picochip_static_chain): New.
497 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
498 (STATIC_CHAIN_INCOMING): Remove.
500 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
501 (xtensa_static_chain): New.
502 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
504 2009-09-23 Anatoly Sokolov <aesok@post.ru>
506 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
507 * config/pa/pa-protos.h (function_value): Remove.
508 * config/pa/pa.c (pa_function_value): Rename from function_value.
509 Make static, add 'outgoing' argument.
510 (TARGET_FUNCTION_VALUE): Define.
512 2009-09-23 Anatoly Sokolov <aesok@post.ru>
514 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
515 instead of cfun->machine->is_leaf.
516 * config/avr/avr.h (machine_function): Remove is_leaf field.
518 2009-09-23 Jakub Jelinek <jakub@redhat.com>
521 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
522 DW_OP_piece after DW_OP_stack_value, adjust size calculations
523 for it, when DW_OP_stack_value and DW_OP_implicit_value has
524 the same size, prefer DW_OP_stack_value.
525 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
526 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
528 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
531 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
533 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
536 * cfgexpand.c (convert_debug_memory_address): New.
537 (expand_debug_expr): Convert base address and offset to the same
538 mode. Use it to convert addresses to other modes. Accept
541 2009-09-23 Richard Guenther <rguenther@suse.de>
543 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
544 produced for bigendian targets with promoted subregs.
546 2009-09-23 Richard Guenther <rguenther@suse.de>
548 * value-prof.c (gimple_ic): Purge old EH edges only after building
551 2009-09-23 Nick Clifton <nickc@redhat.com>
553 * config/arc/arc.c (arc_trampoline_init): Fix typo.
555 2009-09-23 Jakub Jelinek <jakub@redhat.com>
558 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
561 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
562 on non-nested functions.
564 2009-09-23 Jakub Jelinek <jakub@redhat.com>
565 Jan Hubicka <jh@suse.cz>
567 * dwarf2out.c (loc_list_plus_const): Only define if
568 DWARF2_DEBUGGING_INFO.
569 (address_of_int_loc_descriptor): Likewise.
572 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
574 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
577 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
578 constant is more than zero.
580 2009-09-23 Alan Modra <amodra@bigpond.net.au>
583 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
584 call final to emit non-scheduled prologue, instead insert at entry.
586 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
587 Joseph S. Myers <joseph@codesourcery.com>
589 * doc/install.texi (*-*-freebsd*): Add proper format codes.
591 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
592 Rafael Avila de Espindola <espindola@google.com>
594 * gengtype.c (is_file_equal): New function.
595 (close_output_files): Use is_file_equal. Free of->buf.
597 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
598 Rafael Avila de Espindola <espindola@google.com>
600 * gengtype.c (write_types, write_local): Add the output_header
601 argument. Update all callers.
603 2009-09-22 Dodji Seketeli <dodji@redhat.com>
605 * dwarf2out.c (template_parameter_pack_die,
606 gen_formal_parameter_pack_die ): New functions.
607 (make_ith_pack_parameter_name): Remove this function.
608 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
609 DW_TAG_formal_parameter_pack.
610 (gen_generic_params_dies): Represent each template parameter pack
611 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
612 represented by usual DW_TAG_template_*_parameter DIEs that are
613 children of the DW_TAG_template_parameter_pack element DIE.
614 (generic_parameter_die): This doesn't deal with parameter pack
615 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
616 of parameter pack DIEs.
617 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
618 in certain cases, e.g. for pack elements.
619 (gen_formal_types_die, gen_decl_die): Adjust usage of
620 gen_formal_parameter_die.
621 (gen_subprogram_die): Represent each function parameter pack by a
622 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
623 represented by usual DW_TAG_formal_parameter DIEs that are children
624 of the DW_TAG_formal_parameter_pack DIE. Remove references to
625 ____builtin_va_alist decls as no part of the compiler uses those
627 * langhooks.h (struct lang_hooks_for_decls): Add
628 function_parm_expanded_from_pack_p, get_generic_function_decl
629 and function_parameter_pack_p hooks. Fix comment for
630 get_innermost_generic_parms hook.
631 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
632 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
633 macros and use them to initialize lang_hook.
635 2009-09-22 Richard Henderson <rth@redhat.com>
637 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
638 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
639 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
640 on TRAMPOLINE_TEMPLATE.
641 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
642 TRAMPOLINE_ADJUST_ADDRESS.
643 * targhooks.c (default_asm_trampoline_template): Remove.
644 (default_trampoline_adjust_address): Remove.
645 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
646 * targhooks.h: Update decls.
648 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
650 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
651 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
652 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
654 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
657 * reload1.c (reload): Reset debug insns with pseudos without
660 2009-09-22 Janis Johnson <janis187@us.ibm.com>
662 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
663 unconditional true for decimal float modes.
664 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
665 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
667 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
669 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
670 Enable a new case for __FreeBSD__ >= 7.
671 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
672 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
673 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
674 and USE_LD_AS_NEEDED.
676 * doc/install.texi (*-*-freebsd*): Update target information.
678 2009-09-22 Richard Guenther <rguenther@suse.de>
681 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
682 arrays really properly.
684 2009-09-22 Richard Henderson <rth@redhat.com>
687 * target.h (struct gcc_target): Add asm_out.trampoline_template,
688 calls.static_chain, calls.trampoline_init,
689 calls.trampoline_adjust_address.
690 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
691 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
692 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
693 * builtins.c (expand_builtin_setjmp_receiver): Use
694 targetm.calls.static_chain; only clobber registers.
695 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
696 set up memory attributes properly for the trampoline block.
697 (expand_builtin_adjust_trampoline): Use
698 targetm.calls.trampoline_adjust_address.
699 * calls.c (prepare_call_address): Add fndecl argument. Use
700 targetm.calls.static_chain.
701 * df-scan.c (df_need_static_chain_reg): Remove.
702 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
703 consolodate static chain handling.
704 * doc/tm.texi: Document new hooks.
705 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
706 (init_emit_regs): Don't initialize them.
707 * expr.h (prepare_call_address): Update decl.
708 * final.c (profile_function): Use targetm.calls.static_chain.
709 * function.c (expand_function_start): Likewise.
710 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
711 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
712 only clobber registers.
713 * targhooks.c (default_static_chain): New.
714 (default_asm_trampoline_template, default_trampoline_init): New.
715 (default_trampoline_adjust_address): New.
716 * targhooks.h: Declare them.
717 * varasm.c (assemble_trampoline_template): Use
718 targetm.asm_out.trampoline_template. Make the memory block const
721 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
722 alpha_initialize_trampoline. Make static. Merge VMS parameter
723 differences into the TARGET_ABI_OPEN_VMS code block.
724 (TARGET_TRAMPOLINE_INIT): New.
725 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
726 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
727 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
728 (INITIALIZE_TRAMPOLINE): Remove.
730 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
731 (TRAMPOLINE_TEMPLATE): Merge with ...
732 (INITIALIZE_TRAMPOLINE): ... this and move ...
733 * config/arc/arc.c (arc_trampoline_init): ... here.
734 (TARGET_TRAMPOLINE_INIT): New.
736 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
737 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
738 (arm_asm_trampoline_template): New.
739 (arm_trampoline_init, arm_trampoline_adjust_address): New.
740 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
741 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
742 code to arm_asm_trampoline_template.
743 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
744 arm_trampoline_adjust_address.
745 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
746 adjust for target hook parameters.
748 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
751 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
752 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
753 (bfin_trampoline_init): Rename from initialize_trampoline;
754 make static; update for target hook parameters.
755 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
756 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
757 bfin_asm_trampoline_template.
758 (INITIALIZE_TRAMPOLINE): Remove.
760 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
761 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
762 cris_trampoline_init): New.
763 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
764 cris_asm_trampoline_template.
765 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
766 adjust for target hook parameters.
768 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
770 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
771 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
772 fr30_trampoline_init): New.
773 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
774 fr30_asm_trampoline_template.
775 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
776 adjust for target hook parameters.
778 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
779 (frv_trampoline_init): Rename from frv_initialize_trampoline;
780 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
781 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
782 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
784 * config/h8300/h8300.c (h8300_trampoline_init): New.
785 (TARGET_TRAMPOLINE_INIT): New.
786 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
787 to h8300_trampoline_init and adjust for hook parameters.
789 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
790 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
791 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
792 make static; adjust for hook parameters.
793 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
795 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
796 (TARGET_TRAMPOLINE_INIT): New.
797 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
798 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
799 iq2000_asm_trampoline_template.
800 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
801 (TRAMPOLINE_CODE_SIZE): New.
802 (TRAMPOLINE_SIZE): Use it.
803 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
805 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
806 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
807 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
808 adjust for hook parameters.
809 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
811 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
812 (m32r_trampoline_init): New.
813 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
814 m32r_trampoline_init.
816 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
817 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
818 make static; update for hook parameters.
819 * config/m68hc11/m68hc11-protos.h: Update.
820 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
822 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
823 (TARGET_TRAMPOLINE_INIT): New.
824 (mcore_function_value): Fix typo.
825 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
826 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
827 to mcore_asm_trampoline_template.
828 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
830 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
831 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
832 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
833 update for hook parameters.
834 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
836 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
837 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
838 mips_trampoline_init): New.
839 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
840 mips_asm_trampoline_template.
841 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
842 update for hook parameters.
844 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
845 (TARGET_TRAMPOLINE_INIT): New.
846 (mmix_trampoline_size): Remove.
847 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
848 make static. Remove out-of-date tetra vs octa comment.
849 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
850 make static; update for hook parameters.
851 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
852 (INITIALIZE_TRAMPOLINE): Remove.
853 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
854 (TRAMPOLINE_ALIGNMENT): New.
855 * gcc/config/mmix/mmix-protos.h: Update.
857 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
858 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
859 mn10300_trampoline_init): New.
860 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
861 mn10300_asm_trampoline_template.
862 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
864 * config/moxie/moxie.c (moxie_static_chain,
865 moxie_asm_trampoline_template, moxie_trampoline_init,
866 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
867 TARGET_TRAMPOLINE_INIT): New.
868 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
869 moxie_trampoline_init.
870 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
871 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
873 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
874 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
875 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
876 pa_trampoline_adjust_address): New.
877 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
878 pa_asm_trampoline_template.
879 (TRAMPOLINE_ALIGNMENT): New.
880 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
881 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
882 adjust for hook parameters.
883 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
885 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
886 (TARGET_TRAMPOLINE_INIT): New.
887 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
888 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
890 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
892 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
893 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
894 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
895 make static; adjust parameters for the hook.
896 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
898 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
899 s390_trampoline_template; make static.
900 (s390_trampoline_init): Rename from s390_initialize_trampoline;
901 make static; adjust for target hook.
902 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
903 * config/s390/s390-protos.h: Remove trampoline decls.
904 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
905 (TRAMPOLINE_TEMPLATE): Remove.
906 (TRAMPOLINE_ALIGNMENT): New.
908 * config/score/score-protos.h (score_initialize_trampoline): Remove.
909 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
910 (TARGET_TRAMPOLINE_INIT): New.
911 (score_asm_trampoline_template): New.
912 (score_trampoline_init): Rename from score_initialize_trampoline;
913 make static; adjust for hook parameters.
914 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
915 score[37]_asm_trampoline_template.
916 (INITIALIZE_TRAMPOLINE): Remove.
917 * config/score/score3.c (score3_asm_trampoline_template): New.
918 (score3_trampoline_init): Rename from score3_initialize_trampoline;
919 adjust for target hook.
920 * config/score/score7.c (score7_asm_trampoline_template): New.
921 (score7_trampoline_init): Rename from score7_initialize_trampoline;
922 adjust for target hook.
923 * config/score/score3.h, config/score/score7.h: Update.
925 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
926 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
927 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
928 (sh_trampoline_init): Rename from sh_initialize_trampoline;
929 make static; adjust for target hook parameters.
930 (sh_trampoline_adjust_address): New.
931 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
932 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
934 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
935 (sparc32_initialize_trampoline): Rename from
936 sparc_initialize_trampoline; make static; replace tramp parameter
937 with m_tramp and update memory accesses.
938 (sparc64_initialize_trampoline): Similarly.
939 (sparc_trampoline_init): New.
940 * config/sparc/sparc-protos.h: Remove trampoline decls.
941 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
942 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
944 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
945 (array_to_constant): Make ARR parameter const.
946 (spu_trampoline_init): Rename from spu_initialize_trampoline;
947 make static; update for hook parameters.
948 * config/spu/spu-protos.h: Update decls.
949 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
951 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
952 from xstormy16_initialize_trampoline; make static; update for
954 (TARGET_TRAMPOLINE_INIT): New.
955 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
957 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
958 (TARGET_TRAMPOLINE_INIT): New.
959 (v850_can_eliminate): Make static.
960 (v850_asm_trampoline_template, v850_trampoline_init): New.
961 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
962 v850_asm_trampoline_template.
963 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
964 and adjust for target hook parameters.
966 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
967 (TARGET_TRAMPOLINE_INIT): New.
968 (vax_asm_trampoline_template, vax_trampoline_init): New.
969 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
970 vax_asm_trampoline_template.
971 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
973 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
974 (TARGET_TRAMPOLINE_INIT): New.
975 (xtensa_asm_trampoline_template): Rename from
976 xtensa_trampoline_template; make static.
977 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
978 make static; update for hook parameters.
979 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
980 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
981 (INITIALIZE_TRAMPOLINE): Remove.
983 * config/i386/i386.c (ix86_function_regparm): Do not issue an
984 error for nested functions with regparm=3.
985 (ix86_compute_frame_layout): Adjust frame pointer offset for
986 ix86_static_chain_on_stack.
987 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
988 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
989 don't reset to UNITS_PER_WORD.
990 (ix86_emit_leave): Adjust ix86_cfa_state.
991 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
992 (ix86_static_chain): New.
993 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
994 make static; update for target hook parameters; use ix86_static_chain.
995 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
996 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
997 (INITIALIZE_TRAMPOLINE): Remove.
998 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
999 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
1000 to the end. Add static_chain_on_stack.
1001 (ix86_static_chain_on_stack): New.
1003 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
1004 (m68k_output_mi_thunk): Don't use static_chain_rtx.
1005 (m68k_trampoline_init): New.
1006 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
1007 m68k_trampoline_init and adjust for hook parameters.
1008 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
1009 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
1011 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1013 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
1014 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
1016 * reload1.c (reload): Call wrap_constant when substituting
1017 reg for equiv inside of DEBUG_INSNs.
1020 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
1021 add_call_src_coords_attributes, add_high_low_attributes,
1022 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
1023 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
1024 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
1025 when -gdwarf-2 -gstrict-dwarf.
1026 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
1027 -gdwarf-[23] -gstrict-dwarf.
1028 (address_of_int_loc_descriptor, loc_descriptor,
1029 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
1030 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
1031 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
1033 2009-09-22 Richard Guenther <rguenther@suse.de>
1035 PR tree-optimization/41428
1036 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
1037 (ccp_finalize): Pass it to substitute_and_fold.
1039 2009-09-22 Richard Guenther <rguenther@suse.de>
1041 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
1042 (substitute_and_fold): Adjust prototype.
1043 * tree-vrp.c (vrp_evaluate_conditional): Make static.
1044 (simplify_stmt_using_ranges): Likewise.
1045 (fold_predicate_in): Move here from tree-ssa-propagate.c.
1046 (vrp_fold_stmt): New function.
1047 (vrp_finalize): Pass it to substitute_and_fold.
1048 * tree-flow.h (vrp_evaluate_conditional): Remove.
1049 (simplify_stmt_using_ranges): Likewise.
1050 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
1051 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1052 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
1054 (fold_predicate_in): Move to tree-vrp.c.
1055 (substitute_and_fold): Use the callback instead of calling into
1056 tree-vrp.c functions directly.
1058 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1060 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
1061 comparison warning on rs6000.
1064 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
1065 GIMPLE_EH_MUST_NOT_THROW cleanup.
1066 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1068 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
1071 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
1072 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
1073 LIB_SPEC for darwin10 and later since it always uses the unwinder in
1074 libSystem which is derived from the gcc 4.2.1 unwinder.
1076 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1079 * varasm.c (default_encode_section_info): Copy TLS model into
1080 sym_ref flags regardless of backend support for TLS, for all
1081 model types except TLS_MODEL_EMULATED.
1083 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1086 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
1087 we can handle it correctly.
1089 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1091 * doc/install.texi (os2): Remove section.
1093 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1095 * doc/standards.texi (Objective-C): Adjust two URLs.
1097 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
1099 * tree-tailcall.c (process_assignment): Don't check if a
1100 multiplication or an addition are already present.
1101 (find_tail_calls): Combine multiple additions and multiplications.
1102 (adjust_accumulator_values): Emit accumulators.
1104 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
1106 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
1107 xmm register restore.
1109 2009-09-21 Jan Hubicka <jh@suse.cz>
1111 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
1112 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
1115 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
1117 * stor-layout.c (layout_type): Remove obsolete code.
1119 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
1122 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
1124 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1127 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
1128 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
1129 (fold_builtin_2, do_mpc_arg1): Update accordingly.
1130 * fold-const.c (const_binop): Likewise.
1131 * real.h (do_mpc_arg2): Update prototype.
1133 2009-09-20 Jan Hubicka <jh@suse.cz>
1135 * dwarf2out.c (add_const_value_attribute): Return true if successful.
1136 (add_location_or_const_value_attribute): Rewrite using
1138 (tree_add_const_value_attribute): Return true if successful.
1139 (tree_add_const_value_attribute_for_decl): Likewise.
1141 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
1142 (loc_descriptor): ... here;
1143 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1144 (cst_pool_loc_descr): Break out from ...; do not reffer constant
1145 pool items that was not marked for output.
1146 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
1147 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1148 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1149 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
1150 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
1151 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
1152 DW_OP_stack_value to get address of items that are not available
1154 (dw_loc_list): Handle single element lists correctly.
1156 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
1157 Pascal Obry <obry@adacore.com>
1159 * unwind-dw2-fde.c (classify_object_over_fdes):
1160 Cast the constant 1 to _Unwind_Ptr.
1161 (add_fdes): Likewise.
1162 (linear_search_fdes): Likewise.
1164 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
1166 * stor-layout.c (set_sizetype): Avoid useless type copy.
1168 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1170 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
1172 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
1173 * configure, config.in: Regenerate.
1174 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
1176 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
1177 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
1178 for global data if the output could be used in a shared library.
1179 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
1180 to 0 if TARGET_WRITABLE_EH_FRAME.
1182 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
1184 PR rtl-optimization/39886
1185 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
1186 just when insn is equal to BB_END (bb).
1188 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
1190 * config/mips/mips.opt (mrelax-pic-calls): New option.
1191 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
1193 (mips_unspec_call): Change "unspec_call" expander into this.
1194 (mips_strip_unspec_call): New function.
1195 (mips_got_load): Call mips_unspec_call instead of
1196 gen_unspec_call<mode>.
1197 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
1199 (mips_cfg_in_reorg): New function.
1200 (mips16_lay_out_constants): Use it to decide whether to call
1201 CFG-aware insn splitting.
1202 (r10k_insert_cache_barriers): Move CFG set-up code from here to
1203 mips_reorg. Move DF set-up code from here ...
1204 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
1206 (mips_reorg): Call mips_df_reorg instead of
1207 r10k_insert_cache_barriers. Move CFG set-up code here from
1208 r10k_insert_cache_barriers.
1209 (mips_call_expr_from_insn): New function.
1210 (mips_pic_call_symbol_from_set): Likewise.
1211 (mips_find_pic_call_symbol): Likewise.
1212 (mips_annotate_pic_call_expr): Likewise.
1213 (mips_get_pic_call_symbol): Likewise.
1214 (mips_annotate_pic_calls): Likewise.
1215 (mips_override_options): Disable -mrelax-pic-calls unless PIC
1217 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
1218 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
1219 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
1221 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
1222 (unspec_call<mode>): Remove it.
1223 (sibcall_internal, sibcall_value_internal,
1224 sibcall_value_multiple_internal, call_internal, call_split,
1225 call_value_internal, call_value_split,
1226 call_value_multiple_internal, call_value_multiple_split): Pass
1227 SIZE_OPNO to MIPS_CALL.
1228 (call_internal_direct, call_direct_split,
1229 call_value_internal_direct, call_value_direct_split): Pass -1 as
1230 SIZE_OPNO to MIPS_CALL.
1231 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
1232 * configure: Regenerate.
1233 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
1234 and -mno-relax-pic-calls.
1235 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
1237 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1240 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
1241 in the directory this rule is called from, rather than the
1242 toplevel 'gcc' directory, to fix in-tree build.
1244 2009-09-19 Chris Demetriou <cgd@google.com>
1246 PR preprocessor/28435:
1247 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
1248 to cpplib that the preprocessor output is needed.
1250 2009-09-19 Jakub Jelinek <jakub@redhat.com>
1252 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
1253 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
1254 *return_and_restore_fpregs_<mode>,
1255 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
1258 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
1259 instead of assuming it has always a REG inside of it.
1261 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
1263 * config/freebsd.h: Update comment on types.
1264 (WINT_TYPE): Define.
1266 2009-09-18 Jason Merrill <jason@redhat.com>
1268 * c.opt: Add -fno-deduce-init-list.
1270 2009-09-18 Neil Vachharajani <nvachhar@google.com>
1272 * value-prof.c (interesting_stringop_to_profile_p): Added output
1273 argument to indicate which parameter is the size parameter.
1274 * value-prof.c (gimple_stringop_fixed_value): Use
1275 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
1276 * value-prof.c (gimple_stringops_transform): Update call sites to
1277 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
1279 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
1282 From David Binderman <dcb314@hotmail.com>:
1283 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
1284 local variable f. Remove stale comments.
1285 (ix86_compute_frame_layout): Remove useless local variable total_size.
1286 Remove #if 0'd code.
1287 (legitimate_address_p): Remove useless local variables
1288 reason_rtx and reason.
1289 (ix86_split_copysign_const): Remove useless local variable op1.
1290 (scale_counter): Remove useless local variable piece_size_mask.
1292 2009-09-18 Jakub Jelinek <jakub@redhat.com>
1294 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
1297 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1300 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
1302 2009-09-17 Jakub Jelinek <jakub@redhat.com>
1304 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
1307 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
1309 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
1310 DW_OP_implicit_value even without dwarf_version 4.
1312 2009-09-17 Jan Hubicka <jh@suse.cz>
1314 * dwarf2out.c: Include tree-pass.h and gimple.h.
1315 (loc_list_plus_const): New function.
1316 (loc_descriptor_from_tree_1): Rename to ...
1317 (loc_descriptor_from_tree): ... remove original.
1318 (loc_list_from_tree): New function.
1319 (add_AT_location_description): Accept location list.
1320 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
1321 (concatn_mem_loc_descriptor): Remove.
1322 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
1324 (secname_for_decl): Move up.
1325 (hidden_reference_p): New function; break out from ...
1326 (loc_by_refernece): ... here; move up.
1327 (dw_loc_list): New function.
1328 (single_element_loc_list): New function.
1329 (single_element_loc_list_p): New function.
1330 (add_loc_descr_to_each): New function.
1331 (add_loc_list): New function.
1332 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
1333 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
1334 add diagnostics why expansion failed.
1335 (add_location_or_const_value_attribute): Support location lists.
1336 (add_bound_info): Likewise.
1337 (descr_info_loc): Update call of loc_descriptor_from_tree.
1338 (gen_variable_die): Work on location lists.
1339 * final.c (pass_final): Add dump file.
1340 * Makefile.in (dwarf2out.o): Add new dependencies.
1342 2009-09-17 Janis Johnson <janis187@us.ibm.com>
1345 * real.c decimal_from_integer, decimal_integer_string): New.
1346 (real_from_integer): Use them as special case for decimal float.
1347 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
1348 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
1349 Do not append zero after the decimal point in string to convert.
1351 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
1353 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1354 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1356 2009-09-17 Martin Jambor <mjambor@suse.cz>
1358 * common.opt (fipa-sra): New switch.
1359 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
1360 * timevar.def (TV_IPA_SRA): New timevar.
1361 * params.def (ipa-sra-ptr-growth-factor): New parameter.
1362 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
1363 * tree-sra.c: Include cgraph.c.
1364 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
1365 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
1366 and grp_not_necessarilly_dereferenced.
1367 (func_param_count): New variable.
1368 (encountered_apply_args): New variable.
1369 (bb_dereferences): New variable.
1370 (final_bbs): New variable.
1371 (no_accesses_representant): New variable.
1372 (no_accesses_p): New function.
1373 (dump_access): Dump the new fields.
1374 (sra_initialize): Set encountered_apply_args to false.
1375 (get_ssa_base_param): New function.
1376 (mark_parm_dereference): New function.
1377 (create_access): Caring for INIDRECT_REFs and different handling of
1378 varialble length accesses in early IPA SRA. Store the stmt - a new
1379 parameter - to the new access.
1380 (build_access_from_expr_1): New parameter stmt, passed to
1381 create_access. Handle INDIRECT_REFs.
1382 (build_access_from_expr): Pass the current statement to
1383 build_access_from_expr_1.
1384 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
1386 (build_accesses_from_assign): Pass the current statement to
1387 build_access_from_expr_1. Do not create assign links in IPA-SRA.
1388 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
1389 final_bbs when necessary. Check for calls to __builtin_apply_args.
1390 Fixup EH info if anythng was changed.
1391 (is_unused_scalar_param): New function.
1392 (ptr_parm_has_direct_uses): New function.
1393 (find_param_candidates): New function.
1394 (mark_maybe_modified): New function.
1395 (analyze_modified_params): New function.
1396 (propagate_dereference_distances): New function.
1397 (dump_dereferences_table): New function.
1398 (analyze_caller_dereference_legality): New function.
1399 (unmodified_by_ref_scalar_representative): New function.
1400 (splice_param_accesses): New function.
1401 (decide_one_param_reduction): New function.
1402 (enum ipa_splicing_result): New type.
1403 (splice_all_param_accesses): New function.
1404 (get_param_index): New function.
1405 (turn_representatives_into_adjustments): New function.
1406 (analyze_all_param_acesses): New function.
1407 (get_replaced_param_substitute): New function.
1408 (get_adjustment_for_base): New function.
1409 (replace_removed_params_ssa_names): New function.
1410 (sra_ipa_reset_debug_stmts): New function.
1411 (sra_ipa_modify_expr): New function.
1412 (sra_ipa_modify_assign): New function.
1413 (convert_callers): New function.
1414 (modify_function): New function.
1415 (ipa_sra_preliminary_function_checks): New function.
1416 (ipa_early_sra): New function.
1417 (ipa_early_sra_gate): New function.
1418 (pass_early_ipa_sra): New variable.
1419 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
1421 2009-09-17 Michael Matz <matz@suse.de>
1424 * tree.c (build_type_attribute_qual_variant): Export.
1425 * tree.h (build_type_attribute_qual_variant): Declare.
1426 * tree-inline.c (remap_type_1): Use it to build variants with
1427 the original qualifiers and attributes.
1429 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1431 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
1432 without a fallthrough edge.
1434 2009-09-16 DJ Delorie <dj@redhat.com>
1436 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
1437 chip and ignore the "fast_interrupt" attribute if so.
1439 2009-09-16 Richard Henderson <rth@redhat.com>
1442 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
1445 2009-09-16 Richard Henderson <rth@redhat.com>
1448 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
1449 is set only if DECL_NO_STATIC_CHAIN is unset.
1450 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
1451 (FOR_EACH_NEST_INFO): New.
1452 (walk_all_functions): Use it.
1453 (finalize_nesting_tree): Likewise.
1454 (unnest_nesting_tree): Likewise.
1455 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
1456 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
1457 (convert_gimple_call): Early out if gimple_call_chain already set.
1458 (convert_all_function_calls): Iterate until no new functions
1459 require a static chain.
1460 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
1461 when building a trampoline. Use dump_function_to_file instead
1463 (lower_nested_functions): Open dump_file. Validate that decls
1464 that have DECL_NO_STATIC_CHAIN from the front end don't have that
1465 bit reset by this pass.
1467 2009-09-16 Michael Matz <matz@suse.de>
1470 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
1471 shorten decl_common_unused.
1472 (DECL_RESTRICTED_P): New accessor.
1473 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
1474 to disambiguate marked decls and restrict pointers.
1476 2009-09-16 Richard Henderson <rth@redhat.com>
1479 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
1481 2009-09-16 Jakub Jelinek <jakub@redhat.com>
1483 * integrate.c (set_block_abstract_flags): Call
1484 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
1486 2009-09-16 Richard Guenther <rguenther@suse.de>
1489 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
1492 2009-09-16 DJ Delorie <dj@redhat.com>
1493 Kaz Kojima <kkojima@gcc.gnu.org>
1495 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
1496 (sh_expand_prologue): Update calls to output_stack_adjust.
1497 (sh_expand_epilogue): Likewise.
1499 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
1502 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
1503 trying to limit the extent of searches in the insn stream.
1505 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
1506 Jakub Jelinek <jakub@redhat.com>
1510 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1512 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
1513 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
1514 (rs6000_savres_strategy): Always save FP registers inline if the
1515 target doesn't support hardware double-precision. Set the above
1516 bits in return value when needed.
1517 (rs6000_savres_routine_sym): Fix computation for cache selector.
1518 Mark the generated symbol as a function. Rename exitp argument to
1519 lr. Move code for determining the name of the symbol...
1520 (rs6000_savres_routine_name): ...here. New function. Add cases for
1521 getting the names right on AIX and 64-bit Linux.
1522 (savres_routine_name): New variable.
1523 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
1524 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
1525 on what the target routine uses as a base register. If savep && lr
1526 describe saving of r0 into memory slot.
1527 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1528 line calls for AIX ABI.
1529 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1530 determine FP save/restore functions.
1531 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1532 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1534 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1535 Duplicate restoration of LR and execute the appropriate one
1536 depending on whether GPRs are being restored inline. Set r11 from
1537 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1538 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1539 Fix out of line calls for AIX ABI.
1540 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1542 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1544 (*restore_gpregs_spe): Likewise.
1545 (*return_and_restore_gpregs_spe): Likewise.
1546 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1547 Define to empty string unconditionally.
1548 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1549 Define to empty string unconditionally.
1550 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1553 2009-09-15 Jan Hubicka <jh@suse.cz>
1555 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1556 * params.def (inline-insns-auto): Likewise.
1558 2009-09-15 Martin Jambor <mjambor@suse.cz>
1560 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1561 individual statements only at TDF_DETAILS dump level. Format
1562 source for 80 characters per line.
1564 2009-09-15 Christian Bruel <christian.bruel@st.com>
1566 * regrename.c (do_replace): Update REG_DEAD notes.
1568 2009-09-15 Revital Eres <eres@il.ibm.com>
1570 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1571 * targhooks.c (default_builtin_support_vector_misalignment):
1572 New builtin function.
1573 * targhooks.h (default_builtin_support_vector_misalignment):
1575 * target.h (builtin_support_vector_misalignment):
1576 New field in struct gcc_target.
1577 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1578 new builtin function.
1579 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1581 * config/rs6000/rs6000.c
1582 (rs6000_builtin_support_vector_misalignment): New function.
1583 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1585 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1587 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1589 (bfin_optimize_loop): Likewise.
1590 (bfin_gen_bundles): Likewise.
1591 (workaround_speculation): Likewise.
1592 (find_load): Return NULL_RTX for debug_insn.
1594 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1596 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1599 2009-09-14 DJ Delorie <dj@redhat.com>
1601 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1602 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1605 2009-09-14 Richard Henderson <rth@redhat.com>
1606 Jakub Jelinek <jakub@redhat.com>
1608 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1609 * cfgbuild.c (make_edges): Handle asm goto.
1610 * cfglayout.c (fixup_reorder_chain): Likewise.
1611 * cfgrtl.c (patch_jump_insn): Likewise.
1612 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1613 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1614 (gimple_build_asm_vec): Add and use labels parameter.
1615 (gimple_build_asm): Remove.
1616 (walk_gimple_asm): Walk labels too.
1617 * gimple.def (GIMPLE_ASM): Update docs.
1618 * gimple.h: Update decls.
1619 (struct gimple_statement_asm): Change nc to use unsigned char;
1621 (gimple_asm_nlabels): New.
1622 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1623 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1624 into gimple_build_asm_vec.
1625 * jump.c (mark_jump_label_asm): New.
1626 (mark_jump_label): Use it.
1627 (redirect_jump_1): Handle asm goto.
1628 (invert_jump_1): Soft fail if X is null.
1629 * recog.c (extract_asm_operands): New.
1630 (asm_noperands): Use it; handle asm labels.
1631 (decode_asm_operands): Use extract_asm_operands.
1632 (asm_operand_ok): Properly handle empty string.
1633 * reg-stack.c (get_asm_operands_in_out): Rename from
1634 get_asm_operand_n_inputs; use extract_asm_operands; return both
1635 inputs and outputs by reference; update all callers.
1636 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1637 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1638 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1639 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1640 (extract_asm_operands): Declare.
1641 * stmt.c (expand_asm_operands): Add and use labels parameter.
1642 (check_unique_operand_names): Likewise.
1643 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1644 (expand_asm_stmt): Handle asm labels.
1645 * tree-cfg.c (make_gimple_asm_edges): New.
1646 (make_edges): Use it.
1647 (cleanup_dead_labels): Handle asm labels.
1648 (is_ctrl_altering_stmt): Likewise.
1649 (gimple_redirect_edge_and_branch): Likewise.
1650 * tree.def (ASM_EXPR): Add 5th operand.
1651 * tree.h (ASM_LABELS): New.
1652 (resolve_asm_operand_names): Update decl.
1654 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1655 (c_parser_asm_goto_operands): New.
1656 * c-tree.h (build_asm_expr): Update decl.
1657 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1658 * doc/extend.texi: Document asm goto.
1660 2009-09-14 Richard Henderson <rth@redhat.com>
1662 * except.h: Update declarations.
1663 (struct pointer_map_t): Forward declare.
1664 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1665 (struct eh_landing_pad_d, eh_landing_pad): New.
1666 (struct eh_catch_d, eh_catch): New.
1667 (struct eh_region_d): Remove next_region_sharing_label, aka,
1668 label, tree_label, landing_pad, post_landing_pad, resume,
1669 may_contain_throw. Rename region_number to index. Remove
1670 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1671 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1672 (VEC(eh_landing_pad,gc)): New.
1673 (struct eh_status): Remove last_region_number. Add lp_array,
1674 throw_stmt_table, ttype_data, ehspec_data.
1675 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1676 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1677 * except.c (lang_protect_cleanup_actions): Return tree.
1678 (struct ehl_map_entry): Remove.
1679 (init_eh_for_function): Push zero entries for region and lp_array.
1680 (gen_eh_region): Add to region_array immediately.
1681 (gen_eh_region_catch): Operate on eh_catch objects.
1682 (gen_eh_landing_pad): New.
1683 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1684 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1685 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1686 (get_eh_landing_pad_from_number_fn): New.
1687 (get_eh_landing_pad_from_number): New.
1688 (get_eh_region_from_lp_number_fn): New.
1689 (get_eh_region_from_lp_number): New.
1690 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1691 (get_exception_pointer, get_exception_filter): Remove.
1692 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1693 (current_function_has_exception_handlers): Simplify.
1694 (bring_to_root, eh_region_replaceable_by_p): Remove.
1695 (replace_region, hash_type_list, hash_eh_region): Remove.
1696 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1697 (label_to_region_map, num_eh_regions): Remove.
1698 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1699 (find_exception_handler_labels): Remove.
1700 (duplicate_eh_regions_0, find_prev_try): Remove.
1701 (struct duplicate_eh_regions_data): New.
1702 (duplicate_eh_regions_1): Rewrite.
1703 (duplicate_eh_regions): Return a pointer map instead of an
1705 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1706 (redirect_eh_edge_to_label): Remove.
1707 (eh_region_outermost): Rewrite using eh_region pointers
1708 instead of integers.
1709 (add_ttypes_entry): Update for ttype_data move to eh_status.
1710 (add_ehspec_entry): Rewrite with VEC instead of varray.
1711 (assign_filter_values): Likewise. Export.
1712 (build_post_landing_pads, connect_post_landing_pads): Remove.
1713 (dw2_build_landing_pads): Rewrite to use lp_array.
1714 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1715 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1716 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1717 (sjlj_mark_call_sites): Update for landing pad numbers.
1718 (finish_eh_generation): Rewrite.
1719 (gate_handle_eh): Do nothing for no eh tree.
1720 (pass_rtl_eh): Move up near finish_eh_generation.
1721 (remove_eh_landing_pad): New.
1722 (remove_eh_handler): Export.
1723 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1724 (for_each_eh_label): Rewrite to use lp_array.
1725 (make_reg_eh_region_note): New.
1726 (make_reg_eh_region_note_nothrow_nononlocal): New.
1727 (insn_could_throw_p): New.
1728 (copy_reg_eh_region_note_forward): New.
1729 (copy_reg_eh_region_note_backward): New.
1730 (check_handled, add_reachable_handler): Remove.
1731 (reachable_next_level, foreach_reachable_handler): Remove.
1732 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1733 (get_eh_region_and_lp_from_rtx): New.
1734 (get_eh_region_from_rtx): New.
1735 (can_throw_internal_1, can_throw_external_1): Remove.
1736 (can_throw_internal): Use get_eh_region_from_rtx.
1737 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1738 (insn_nothrow_p, can_nonlocal_goto): New.
1739 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1740 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1741 (add_action_record): Use VEC not varray.
1742 (collect_one_action_chain): Update for eh_region changes.
1743 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1744 Use get_eh_region_and_lp_from_rtx.
1745 (gate_convert_to_eh_region_ranges): New.
1746 (pass_convert_to_eh_region_ranges): Use it.
1747 (push_uleb128, push_sleb128): Use VEC not varray.
1748 (output_one_function_exception_table): Likewise.
1749 (dump_eh_tree): Update for eh_region changes.
1750 (verify_eh_tree): Likewise.
1751 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1752 * tree-eh.c: Include target.h.
1753 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1754 Don't disallow GIMPLE_RESX; adjust argument check.
1755 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1756 (record_stmt_eh_region): Update for landing pad numbers;
1757 generate a landing pad if necessary.
1758 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1759 (remove_stmt_from_eh_lp_fn): Similarly.
1760 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1761 Update for lp numbers; don't special case missing throw_stmt_table.
1762 (lookup_expr_eh_lp): Similarly.
1763 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1764 (eh_seq, eh_region_may_contain_throw): New.
1765 (struct leh_state): Add ehp_region.
1766 (struct leh_tf_state): Remove eh_label.
1767 (emit_post_landing_pad): New.
1768 (emit_resx, emit_eh_dispatch): New.
1769 (note_eh_region_may_contain_throw): New.
1770 (frob_into_branch_around): Take eh_region not eh label;
1771 emit eh code into eh_seq.
1772 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1773 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1774 lower_eh_must_not_throw. Emit code to eh_seq.
1775 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1776 (lower_try_finally_onedest): Likewise.
1777 (lower_try_finally_copy): Likewise.
1778 (lower_try_finally_switch): Likewise.
1779 (lower_try_finally): Initialize ehp_region.
1780 (lower_catch): Update for eh_catch objects.
1781 (lower_eh_filter): Don't handle must_not_throw.
1782 (lower_eh_must_not_throw): New.
1783 (lower_cleanup): Don't set eh_label.
1784 (lower_eh_constructs_2): Resolve eh builtins.
1785 Handle GIMPLE_EH_MUST_NOT_THROW.
1786 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1787 Add eh_seq to the end of the function body.
1788 (make_eh_dispatch_edges): New.
1789 (make_eh_edge): Remove.
1790 (make_eh_edges): Simplify for landing pads.
1791 (redirect_eh_edge_1): New.
1792 (redirect_eh_edge): Use it.
1793 (redirect_eh_dispatch_edge): New.
1794 (stmt_could_throw_p): Use a switch. Allow RESX.
1795 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1796 (stmt_can_throw_internal): Likewise.
1797 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1798 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1799 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1800 (gate_refactor_eh): New.
1801 (pass_refactor_eh): Use it.
1802 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1803 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1804 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1805 (remove_unreachable_handlers): Rename from
1806 tree_remove_unreachable_handlers; rewrite for landing pads;
1807 call remove_eh_handler directly.
1808 (remove_unreachable_handlers_no_lp): New.
1809 (unsplit_eh, unsplit_all_eh): New.
1810 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1811 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1812 (cleanup_empty_eh_unsplit): New.
1813 (cleanup_empty_eh): Rewrite.
1814 (cleanup_all_empty_eh): New.
1815 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1816 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1817 (gate_cleanup_eh): New.
1818 (pass_cleanup_eh): Use it.
1819 (verify_eh_edges): Move later in file. Expect one EH edge.
1820 (verify_eh_dispatch_edge): New.
1822 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1823 (gtype-desc.o): Add TARGET_H.
1824 (tree.o): Use EXCEPT_H, not except.h.
1825 (cfgbuild.o): Add EXPR_H.
1826 (GTFILES): Add vecprim.h.
1827 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1828 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1829 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1830 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1831 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1832 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1833 calls to can_throw_internal.
1834 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1835 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1836 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1837 (expand_gimple_stmt): Use make_reg_eh_region_note.
1838 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1839 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1840 or find_exception_handler_labels.
1841 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1842 there is exacly one EH edge. Use can_nonlocal_goto and
1844 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1845 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1846 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1847 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1848 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1849 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1850 * dse.c (scan_insn): Use insn_could_throw_p.
1851 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1852 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1853 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1854 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1855 EXC_PTR_EXPR or FILTER_EXPR.
1856 (tree_expr_nonzero_warnv_p): Likewise.
1857 * function.h: Include vecprim.h, not varray.h
1858 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1859 move ttype_data and ehspec_data members to struct eh_status; change
1860 action_record_data member to a VEC.
1861 * gcse.c (hash_scan_set): Use can_throw_internal.
1862 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1863 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1864 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1865 (block_may_fallthru): Don't handle RESX_EXPR.
1866 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1867 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1868 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1869 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1870 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1871 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1872 (gimple_size): Likewise.
1873 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1874 (gimple_build_resx): Use gimple_build_with_ops.
1875 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1876 (is_gimple_val): Likewise.
1877 (is_gimple_stmt): Remove RESX_EXPR.
1878 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1879 (GIMPLE_RESX): Reorder with other EH constructs.
1880 * gimple.h (struct gimple_statement_eh_mnt): New.
1881 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1882 (gimple_eh_filter_must_not_throw): Remove.
1883 (gimple_eh_filter_set_must_not_throw): Remove.
1884 (gimple_eh_must_not_throw_fndecl): New.
1885 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1886 (is_gimple_resx): New.
1887 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1888 Don't copy EH_FILTER_MUST_NOT_THROW.
1889 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1890 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1891 handle must_not_throw_labels specially.
1892 * ipa-pure-const.c (check_call): Update debug statement for LP.
1893 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1894 * ipa-utils.c (get_base_var): Likewise.
1895 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1896 * lower-subreg.c (move_eh_region_note): Remove.
1897 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1898 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1899 (create_task_copyfn): Likewise.
1900 (maybe_catch_exception): Use gimple_build_eh_filter.
1901 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1902 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1903 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1904 and pass_lower_resx.
1905 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1906 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1907 can_throw_internal, can_nonlocal_goto.
1908 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1909 copy_reg_eh_region_note_forward.
1910 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1911 (emit_output_reload_insns): Likewise.
1912 (copy_eh_notes): Remove.
1913 * rtl.def (RESX): Remove.
1914 * rtl.h: Update declarations.
1915 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1916 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1917 (update_eh_label): Remove.
1918 (cleanup_dead_labels_eh): New.
1919 (cleanup_deal_labels): Use it instead of update_eh_label.
1920 (gimple_merge_blocks): Update landing pad data structure when
1921 removing a landing pad label.
1922 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1923 test; handle GIMPLE_EH_MUST_NOT_THROW.
1924 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1925 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1926 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1927 (verify_stmt): Likewise. Verify landing pads.
1928 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1929 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1930 (struct move_stmt_d): Add eh_map.
1931 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1932 (move_stmt_r): Remap eh region numbers in builtin calls,
1933 resx and eh_dispatch.
1934 (move_block_to_fn): Remove eh_offset parameter. Use
1935 maybe_duplicate_eh_stmt_fn.
1936 (find_outermost_region_in_block): Operate on eh_region pointers
1937 instead of region numbers.
1938 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1939 duplicate_eh_regions.
1940 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1941 test earlier. Disallow EH landing pads.
1942 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1943 * tree-flow.h: Update declarations.
1944 (struct tree_ann_common_d): Replace rn with lp_nr.
1945 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1946 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1947 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1948 resx and eh_dispatch.
1949 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1950 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1951 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1952 from duplicate_eh_regions.
1953 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1954 update RESX; handle EH_DISPATCH.
1955 (expand_call_inline): Set eh_lp_nr, not eh_region.
1956 (maybe_inline_call_in_expr): Likewise.
1957 * tree-inline.h (struct copy_body_data): Replace eh_region with
1958 eh_lp_nr, eh_region_offset with eh_map.
1959 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1960 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1961 * tree-pretty-print.c (dump_generic_node): Don't handle
1962 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1963 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1964 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1965 EXC_PTR_EXPR, FILTER_EXPR.
1966 * tree-ssa-operands.c (get_expr_operands): Likewise.
1967 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1968 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1969 (ao_ref_init_from_vn_reference): Likewise.
1970 * tree-ssa-sink.c (statement_sink_location): Likewise.
1971 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1972 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1973 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1974 EXC_PTR_EXPR, FILTER_EXPR.
1975 (is_exception_related): Remove.
1976 (compute_avail): Don't call it.
1977 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1978 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1979 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1980 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1982 (build_resx): Remove.
1983 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1984 * tree.h: Update declarations.
1985 (EH_FILTER_MUST_NOT_THROW): Remove.
1986 (struct tree_label_decl): Add eh_landing_pad_nr.
1987 (EH_LANDING_PAD_NR): New.
1988 * value-prof.c (gimple_ic): Tidy variable names. Update for
1989 landing pad numbers.
1990 (gimple_stringop_fixed_value): Tidy variable names. Assert
1991 that neither call stmt can throw.
1992 * vecprim.h (uchar): New.
1993 (VEC(uchar,heap), VEC(uchar,gc)): New.
1995 * c-common.c (c_define_builtins): Update call to
1996 build_common_builtin_nodes.
1997 * c-parser.c (c_parse_file): Don't call
1998 default_init_unwind_resume_libfunc.
2000 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
2002 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
2003 (mips_cprestore_address_p): Likewise.
2004 (mips_save_gp_to_cprestore_slot): Likewise.
2005 (mips_restore_gp): Rename to...
2006 (mips_restore_gp_from_cprestore_slot): ...this.
2007 (mips_must_initialize_gp_p): Declare.
2008 (mips_emit_save_slot_move): Likewise.
2009 (mips_output_load_label): Return nothing.
2010 (mips_eh_uses): Declare.
2011 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
2012 (TARGET_CPRESTORE_DIRECTIVE): New macro.
2013 (TARGET_ABSOLUTE_JUMPS): Likewise.
2014 (EH_USES): Likewise.
2015 (FIRST_PSEUDO_REGISTER): Update comment.
2016 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
2017 (MIPS_CALL): ...here.
2018 (REGISTER_NAMES): Add $cprestore.
2019 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
2020 Add load_label_length, has_inflexible_gp_insn_p,
2021 has_flexible_gp_insn_p, must_initialize_gp_p and
2022 must_restore_gp_when_clobbered_p.
2023 (mips_expand_call): Don't generate split instructions here.
2024 (mips_split_call): Update the call to mips_restore_gp after
2025 the above name change.
2026 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
2027 (mips_find_gp_ref): New function.
2028 (mips_insn_has_inflexible_gp_ref_p): Likewise.
2029 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
2030 (mips_insn_has_flexible_gp_ref_p): Likewise.
2031 (mips_cfun_has_flexible_gp_ref_p): Likewise.
2032 (mips_function_has_gp_insn): Delete.
2033 (mips_global_pointer): Drop the df_regs_ever_live_p check.
2034 Use the new functions above. Only return INVALID_REGNUM
2035 for TARGET_ABSOLUTE_JUMPS.
2036 (mips_must_initialize_gp_p): New function.
2037 (mips_get_cprestore_base_and_offset): New function, extracted from...
2038 (mips_cprestore_slot): ...here. Take a bool parameter.
2039 (mips_cfun_has_cprestore_slot_p): New function.
2040 (mips_cprestore_address_p): Likewise.
2041 (mips_save_gp_to_cprestore_slot): Likewise.
2042 (mips_restore_gp): Rename to...
2043 (mips_restore_gp_from_cprestore_slot): ...this. Assert
2044 epilogue_completed. Update the call to mips_cprestore_slot.
2045 Test cfun->machine->must_restore_gp_when_clobbered_p.
2046 (mips_direct_save_slot_move_p): New function.
2047 (mips_emit_save_slot_move): Likewise.
2048 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
2049 of cfun->machine->global_pointer.
2050 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
2051 (mips_save_reg): Use mips_emit_save_slot_move.
2052 (mips_expand_prologue): Set must_initialize_gp_p.
2053 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
2054 for all cprestore saves. Emit a use_cprestore instruction after
2055 setting up the cprestore slot.
2056 (mips_restore_reg): Use mips_emit_save_slot_move.
2057 (mips_process_load_label): New function.
2058 (mips_load_label_length): Likewise.
2059 (mips_output_load_label): Don't return asm: output it here instead.
2060 Use mips_process_load_label.
2061 (mips_adjust_insn_length): Adjust the length of branch instructions
2062 that have length MAX_PIC_BRANCH_LENGTH.
2063 (mips_output_conditional_branch): Update the call to
2064 mips_output_load_label. Assume the branch target is OPERANDS[0]
2065 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
2066 (mips_output_order_conditional_branch): Swap the meaning of
2067 OPERANDS[0] and OPERANDS[1].
2068 (mips_variable_issue): Don't count ghost instructions.
2069 (mips_expand_ghost_gp_insns): New function.
2070 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
2071 (mips_output_mi_thunk): Set must_initialize_gp_p.
2072 (mips_eh_uses): New function.
2073 * config/mips/predicates.md (cprestore_save_slot_operand)
2074 (cprestore_load_slot_operand): New predicates.
2075 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
2076 (UNSPEC_MOVE_GP): Likewise.
2077 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
2078 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
2079 (CPRESTORE_SLOT_REGNUM): New register.
2080 (MAX_PIC_BRANCH_LENGTH): New constant.
2081 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
2082 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
2083 branches. Fix commentary.
2084 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
2085 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
2086 Change type to "ghost".
2087 (loadgp_absolute_<mode>): Likewise.
2088 (loadgp_rtp_<mode>): Likewise.
2089 (copygp_mips16): Likewise.
2090 (loadgp_blockage): Remove redundant mode attribute.
2091 (potential_cprestore): New instruction.
2092 (cprestore): Turn into an unspec set.
2093 (use_cprestore): New instruction.
2094 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
2095 (*branch_fp_inverted): Likewise.
2096 (*branch_order<mode>): Likewise.
2097 (*branch_order<mode>_inverted): Likewise.
2098 (*branch_equality<mode>): Likewise.
2099 (*branch_equality<mode>_inverted): Likewise.
2100 (*branch_bit<bbv><mode>): Likewise.
2101 (*branch_bit<bbv><mode>_inverted): Likewise.
2102 (*branch_equality<mode>_mips16): Remove redundant mode.
2103 (jump): Turn into a define_expand.
2104 (*jump_absolute): New instruction.
2105 (*jump_pic): Likewise.
2106 (*jump_mips16): Rename previously-unnamed pattern. Remove
2107 redundant mode attribute.
2108 (restore_gp): Split on epilogue_completed rather than
2109 reload_completed. Change type to "ghost".
2110 (move_gp<mode>): New instruction.
2111 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
2112 Remove redundant mode attribute.
2113 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
2114 (bc1any4f, bc1any2t, bc1any2f): Likewise.
2115 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
2117 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2120 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
2121 are returned in the same register (vs34 or v2) that Altivec vector
2122 types are returned in.
2123 (rs6000_libcall_value): Ditto.
2126 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
2127 instead of explicit addsi3/adddi3 calls.
2128 (rs6000_split_multireg_move): Ditto.
2129 (rs6000_emit_allocate_stack): Ditto.
2130 (rs6000_emit_prologue): Ditto.
2131 (rs6000_output_mi_thunk): Ditto.
2133 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
2134 size is 64 bits if we can use 64-bit registers.
2136 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
2138 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
2141 From Jie Zhang <jie.zhang@analog.com>:
2142 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
2143 save FP and RETS with saveall attribute.
2144 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
2145 with saveall attribute.
2147 * config/bfin/bfin.c (bfin_expand_builtin,
2148 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
2151 From Jie Zhang <jie.zhang@analog.com>:
2152 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
2153 before use in two places.
2154 * config/bfin/bfin.md (AREG): Define mode iterator.
2155 (reload_in, reload_out): Use mode iterator AREG.
2157 2009-09-14 Richard Guenther <rguenther@suse.de>
2160 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
2161 EH personality path.
2163 2009-09-13 Richard Guenther <rguenther@suse.de>
2164 Rafael Avila de Espindola <espindola@google.com>
2166 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
2167 (LANG_HOOKS_EH_PERSONALITY): Likewise.
2168 (LANG_HOOKS_INITIALIZER): Adjust.
2169 (lhd_pass_through_t): Declare.
2170 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
2172 * langhooks.c (lhd_pass_through_t): New function.
2173 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
2174 dwarf2out_begin_prologue): Use personality from current_function_decl.
2175 * expr.h (get_personality_function): Declare.
2176 * expr.c (get_personality_function): New function.
2177 (build_personality_function): Likewise.
2178 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
2179 (eh_personality_libfunc): Remove.
2180 * optabs.c (build_libfunc_function): New function split out from ...
2181 (init_one_libfunc): ... here.
2182 * tree.h (DECL_FUNCTION_PERSONALITY): New.
2183 (tree_function_decl): Add personality.
2184 (lhd_gcc_personality): Declare.
2185 (build_personality_function): Likewise.
2186 * tree.c (gcc_eh_personality_decl): New.
2187 (lhd_gcc_personality): New function.
2188 * except.h (lang_eh_runtime_type): Remove.
2189 (enum eh_personality_kind): New.
2190 (build_personality_function): Declare.
2191 (function_needs_eh_personality): Declare.
2192 * except.c (lang_eh_runtime_type): Remove.
2193 (function_needs_eh_personality): New function.
2194 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
2195 (sjlj_emit_function_enter, output_function_exception_table):
2196 Use personality from current_function_decl.
2197 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
2198 * tree-inline.c (tree_can_inline_p): Do not inline across different
2200 (expand_call_inline): Likewise. Adjust the callers EH personality.
2201 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
2202 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
2203 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
2204 (c-parser.o): Likewise
2205 * c-tree.h (c_eh_initialized_p): Remove.
2206 (c_maybe_initialize_eh): Likewise.
2207 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
2208 (finish_decl): Don't call c_maybe_initialize_eh.
2209 (c_eh_initialized_p): Remove.
2210 (c_maybe_initialize_eh): Likewise.
2211 * c-parser.c (c_parser_omp_construct): Likewise.
2212 (c_parse_file): Initialize exception handling.
2214 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
2216 * config.gcc (tm_file): Remove i386/biarch32.h
2217 for i?86-w64-mingw* case.
2218 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
2220 * config.host: Set for x64 mingw the option
2221 use_long_long_for_widest_fast_int to yes.
2223 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
2225 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2226 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
2227 (dbxout_begin_function): Likewise.
2228 * final.c (dwarf2_debug_info_emitted_p): New predicate.
2229 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
2230 set on the function.
2231 (final_end_function): Likewise.
2232 (final_scan_insn): Likewise.
2233 (rest_of_handle_final): Likewise.
2234 * varasm.c (assemble_start_function): Likewise.
2235 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2237 2009-09-12 Jason Merrill <jason@redhat.com>
2239 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
2240 * opts.c (common_handle_option): constify.
2242 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2244 * doc/install.texi (avr): Remove obsolete reference site.
2246 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2248 * doc/install.texi (Binaries): Adjust AIX link.
2250 2009-09-12 Akim Demaille <demaille@gostai.com>
2252 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
2253 Use an imperative sentence.
2255 2009-09-11 Richard Henderson <rth@redhat.com>
2257 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
2258 structure-name and has-tree-operands arguments; update all entries.
2259 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
2261 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
2262 (gsstruct_code_size): New.
2263 (gss_for_code_): New.
2264 (gss_for_code): Remove.
2265 (gimple_size): Rewrite using gsstruct_code_size.
2266 (gimple_statement_structure): Move to gimple.h.
2267 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
2268 (gss_for_code, gimple_statement_structure): New.
2269 (gimple_ops): Use new arrays; tidy.
2271 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2273 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
2274 operand to be a PLUS expression.
2275 * config/pa/pa.c (pa_secondary_reload): Likewise.
2277 2009-09-11 Jakub Jelinek <jakub@redhat.com>
2279 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
2281 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
2284 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2286 From Jie Zhang <jie.zhang@analog.com>:
2287 * doc/extend.texi (node Function Attributes): Document l2
2289 (node Blackfin Variable Attributes): Document l2 variable attributes.
2291 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
2293 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
2294 to match the system compiler's configuration at inflection point.
2295 Add comment to remark a remaining difference with system compiler.
2297 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
2298 * configure: Regenerate.
2300 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2302 From Jie Zhang <jie.zhang@analog.com>:
2303 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
2304 (bfin_handle_l2_attribute): New.
2305 (bfin_attribute_table): Add l2 attribute.
2307 2009-09-11 Michael Matz <matz@suse.de>
2310 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
2311 on the local_decls list.
2313 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
2317 * cselib.c (cselib_expand_value_rtx_cb): Document callback
2319 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
2320 for VALUEs, to implement the documented interface.
2321 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
2322 Adjust for VALUEs and anything else, to implement the
2323 documented interface.
2325 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
2327 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
2328 with actual SPE/paired vector modes before using 64-bit alignment.
2329 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
2331 2009-09-10 DJ Delorie <dj@redhat.com>
2333 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
2336 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
2337 * config/mep/mep.c (mep_legitimate_constant_p): New.
2338 * config/mep/mep-protos.h: Prototype it.
2340 2009-09-10 Richard Henderson <rth@redhat.com>
2342 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
2344 2009-09-10 Jason Merrill <jason@redhat.com>
2346 * tree.c (chain_index): New fn.
2347 * tree.h: Declare it.
2349 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2351 * config/sol2-c.c (cmn_err_length_specs): Initialize
2352 scalar_identity_flag.
2354 2009-09-10 Richard Henderson <rth@redhat.com>
2356 * tree.h (struct tree_decl_common): Move align member earlier;
2357 move label_decl_uid member ...
2358 (struct tree_label_decl): ... here.
2359 (LABEL_DECL_UID): Update to match.
2361 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
2364 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
2365 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
2367 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
2368 dest_prev if the edge is complex.
2370 * tree-cfg.c (is_ctrl_stmt): Use a switch.
2372 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
2373 loop latch tests earlier.
2375 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
2376 before GIMPLE_RETURN, not after its predecessor; insert
2379 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
2380 gimple_seq_empty_p to test for no PHI nodes.
2381 * tree-cfg.c (split_critical_edges): Likewise.
2383 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
2385 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2387 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
2388 introduced by the VTA branch merge.
2390 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2392 * ira-conflicts.c: Use fputs or putc instead of fprintf
2396 * tree-switch-conversion.c: Ditto.
2398 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2400 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
2401 introduced by the VTA branch merge.
2403 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2406 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2408 PR rtl-optimization/39779
2409 * expr.c (convert_modes): Return when mode == oldmode after
2410 CONST_INTs are processed.
2412 2009-09-10 Nick Clifton <nickc@redhat.com>
2414 * config/mep/mep.c (mep_encode_section_info): Copy weakness
2415 attribute and referring decl when creating renamed symbol.
2417 2009-09-10 Richard Guenther <rguenther@suse.de>
2420 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
2422 (cgraph_finalize_compilation_unit): Compute reachability
2423 before emitting thunks. Properly process aliases before
2424 possibly removing unreachable nodes.
2426 2009-09-10 Richard Guenther <rguenther@suse.de>
2429 * tree.c (struct free_lang_data_d): Add worklist member.
2430 (find_decls_types_r): Push onto the worklist instead of recursing.
2431 Handle TREE_BINFOs properly.
2432 (find_decls_types): New function wrapped around find_decls_types_r
2433 to process the worklist.
2434 (find_decls_types_in_eh_region): Use it.
2435 (find_decls_types_in_node): Likewise.
2436 (find_decls_types_in_var): Likewise.
2437 (free_lang_data_in_cgraph): Likewise. Free the worklist.
2438 * tree.h (RECORD_OR_UNION_TYPE_P): New.
2439 (AGGREGATE_TYPE_P): Adjust.
2441 2009-09-09 Jason Merrill <jason@redhat.com>
2443 * configure.ac: Check glibc version even if we have an in-tree
2446 2009-09-09 Anthony Green <green@moxielogic.com>
2448 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
2449 the constant 0 when appropriate.
2450 * config/moxie/constraints.md: Add constraint O.
2452 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
2453 to pass up to 6 32-bit argument values in registers.
2454 (moxie_function_arg): Ditto.
2455 (moxie_arg_partial_bytes): Ditto.
2456 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
2457 (REG_PARM_STACK_SPACE): Ditto.
2458 (FUNCTION_ARG_REGNO_P): Ditto.
2460 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2461 instruction to allocate stack space.
2463 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
2465 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
2466 unnecessarily stringent constraints. Fix address
2467 calculation in the splitters.
2469 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2471 PR rtl-optimization/39779
2472 * expr.c (convert_modes): Return when mode == oldmode after
2473 CONST_INTs are processed.
2475 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
2478 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
2479 (ix86_expand_prologue): Take frame.padding0 into logic of
2481 (ix86_expand_epilogue): Likewise.
2483 2009-09-09 Jakub Jelinek <jakub@redhat.com>
2485 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
2487 (SHLIB_LINK, SHLIB_INSTALL): Use them.
2488 * config/t-slibgcc-libgcc: New file.
2489 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
2491 2009-09-09 Martin Jambor <mjambor@suse.cz>
2493 PR tree-optimization/41089
2494 * tree-sra.c (find_var_candidates): Do not consider va_lists in
2497 2009-09-09 Richard Henderson <rth@redhat.com>
2499 * gimple.h (CASE_GIMPLE_OMP): New.
2500 (is_gimple_omp): Use it.
2501 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
2502 (verify_gimple_debug): Likewise.
2504 2009-09-09 Richard Guenther <rguenther@suse.de>
2506 PR tree-optimization/41101
2507 * tree-ssa-pre.c (maximal_set): Remove.
2508 (compute_antic_aux): Treat the maximal set as implicitly all ones.
2509 Defer all blocks we didn't visit at least one successor.
2510 (add_to_exp_gen): Do not add to the maximal set.
2511 (make_values_for_phi): Likewise.
2512 (compute_avail): Likewise.
2513 (init_pre): Do not allocate the maximal set.
2514 (execute_pre): Do not dump it.
2516 2009-09-09 Martin Jambor <mjambor@suse.cz>
2518 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
2519 an SSA_NAME rather than a is_gimple_variable.
2521 2009-09-09 Richard Guenther <rguenther@suse.de>
2524 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
2525 code dealing with plain pointer bases.
2526 (maybe_fold_offset_to_reference): Likewise.
2527 (maybe_fold_stmt_addition): Adjust.
2529 2009-09-09 Richard Guenther <rguenther@suse.de>
2531 * tree.c (free_lang_data_in_type): Do not free the type variant
2533 (free_lang_data): Merge char_type_node with its properly signed
2535 (pass_ipa_free): Collect after freeing language specific data.
2537 2009-09-09 Michael Matz <matz@suse.de>
2540 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2541 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2542 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2545 2009-09-08 DJ Delorie <dj@redhat.com>
2547 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2549 2009-09-04 Jason Merrill <jason@redhat.com>
2551 * tree.c (tree_find_value): Remove.
2552 * tree.h: Remove prototype.
2553 * varasm.c (assemble_external): Use value_member instead.
2555 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2557 * toplev.c (process_options): Choose default debugging type when
2558 gtoggle enables debug info and type is unset.
2560 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2564 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2567 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2569 * configure: Rebuilt with modified libtool.m4.
2571 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2576 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2578 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2580 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2581 (remove_statement): Likewise.
2582 (rewrite_use_nonlinear_expr): Adjust.
2583 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2584 * tree-ssa.c (release_defs_bitset): ... this. New.
2585 * tree-flow.h (release_defs_bitset): Declare.
2587 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2590 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2591 in the middle block.
2593 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2595 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2596 via intptr_t to long type.
2597 (insert_operand_rank): Cast long type via intptr_t to
2599 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2601 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2602 from pointer to unsigned via uintptr_t.
2604 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2605 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2607 * configure: Regenerated.
2608 * config.in: Regenerated
2609 * system.h (stdint.h): Add include.
2610 (inttypes.h): Likewise.
2611 * Makefile.in (aclocal): Add config/stdint.m4.
2612 * aclocal.m4: Regenerated.
2614 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2616 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2618 (note_np_check_stores): New function.
2619 (harmless_null_pointer_p): New function.
2620 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2621 changed. Take into account whether we're in the shadow of a condjump
2622 that tested NP_REG for NULL.
2623 Lose all code that tested for SEQUENCEs.
2624 (workaround_speculation): Avoid inserting NOPs for loads that are
2625 either always executed or a NULL pointer.
2627 2009-09-08 Jan Hubicka <jh@suse.cz>
2629 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2630 * params.def (early-inlining-insns): Likewise.
2632 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2634 PR rtl-optimization/41239
2635 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2636 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2638 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2639 across calls, as the calls might not always return normally.
2640 (call_may_noreturn_p): New function.
2641 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2642 (init_deps): Initialize it.
2643 (remove_from_deps): Also remove calls from
2644 last_function_call_may_noreturn list.
2646 2009-09-07 Richard Henderson <rth@redhat.com>
2648 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2649 more VR->OPERANDS than LHS operands. Free LHS before returning.
2651 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2653 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2654 (attr "addrtype"): New member "spreg".
2655 Use it if mem_spfp_address_operand is true for the address.
2656 (attr "type"): New entry "stall".
2657 (cpu_unit "load"): New.
2658 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2660 (insn_reservation "loadsp"): New.
2661 (insn_reservation "load_stall1"): New.
2662 (insn_reservation "load_stall3"): New.
2664 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2665 (mem_p_address_operand): Exclude stack and frame pointer based
2667 (mem_spfp_address_operand): New; match them here.
2668 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2669 (bfin_reorg): Call it if scheduling insns.
2670 (bfin_gen_bundles): Remove dummy insns created by
2671 add_sched_insns_for_speculation.
2673 From Jie Zhang <jie.zhang@analog.com>:
2674 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2675 bfin_si_revision, bfin_workarounds): Move these ...
2676 * config/bfin/bfin.h: ... here.
2678 From Mike Frysinger <michael.frysinger@analog.com>
2679 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2680 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2681 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2682 bf547m, bf548m, and bf549m.
2683 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2684 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2685 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2686 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2687 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2688 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2689 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2690 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2691 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2692 bf542m, bf544m, bf547m, bf548m, and bf549m.
2694 From Jie Zhang <jie.zhang@analog.com>:
2695 * config/bfin/predicates.md (p_register_operand): New predicate.
2696 (dp_register_operand): New predicate.
2697 * config/bfin/bfin-protos.h (WA_05000074): Define.
2698 (ENABLE_WA_05000074): Define.
2699 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2700 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2701 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2702 (define_attr addrtype): Allow load/store register to be P register.
2703 (define_attr storereg): New.
2704 (define_cpu_unit anomaly_05000074): New.
2705 (define_insn_reservation dsp32shiftimm): New.
2706 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2707 (define_insn_reservation loadp): Cannot use slot2.
2708 (define_insn_reservation loadsp): Cannot use slot2.
2709 (define_insn_reservation storep): Cannot use slot2. Does not
2710 apply when working around 05000074.
2711 (define_insn_reservation storep_anomaly_05000074): New.
2712 (define_insn_reservation storei): Does not apply when working
2714 (define_insn_reservation storei_anomaly_05000074): New.
2715 (define_attr length): Add dsp32shiftimm case.
2716 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2717 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2718 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2719 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2720 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2722 2009-09-07 Martin Jambor <mjambor@suse.cz>
2725 * tree-sra.c (create_artificial_child_access): Return NULL if
2726 build_ref_for_offset fails.
2727 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2728 and create_artificial_child_access to fail.
2730 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2733 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2734 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2735 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2737 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2739 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2740 block, ensure it has an exit edge. Emit a barrier after a jump.
2742 2009-09-07 Nick Clifton <nickc@redhat.com>
2744 * gcc.c (this_is_linker_script): New variable. Like
2745 this_is_library_file but for the %T constructor.
2746 (end_going_arg): If this_is_linker_script is set then locate the
2747 script and insert a --script switch before it
2748 (do_spec_2): Initialise this_is_linker_script.
2749 (do_spec_1): Likewise. Handle %T construct.
2750 (eval_spec_function): Preserve this_is_linker_script.
2751 * doc/invoke.texi: Document %T construct in spec files.
2752 * config/m32c/m32c.h (LIB_SPEC): Use it.
2754 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2756 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2757 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2758 when volatile flag is set.
2759 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2761 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2764 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2765 (combine_stack_adjustments_for_block): Allow insns between stack
2766 adjustments and stores with corresponding pre-(dec|inc)rement or
2767 pre-modify operation.
2769 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2772 * combine-stack-adj.c (struct csa_memlist): Rename to...
2773 (struct csa_reflist): ... this. Rename mem field to ref.
2774 (free_csa_memlist): Rename to...
2775 (free_csa_reflist): ... this.
2776 (record_one_stack_memref): Rename to...
2777 (record_one_stack_ref): ... this. Handle also REG_P.
2778 (try_apply_stack_adjustment): Handle also REG_P.
2779 (struct record_stack_memrefs_data): Rename to...
2780 (struct record_stack_refs_data): ... this. Rename memlist field to
2782 (record_stack_memrefs): Rename to...
2783 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2784 subexpressions instead of failing when a MEM contains SP references.
2785 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2786 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2788 2009-09-06 Richard Guenther <rguenther@suse.de>
2791 * tree.c (build_array_type): Do not record types marked
2792 with structural equality in the canonical type hashtable.
2794 2009-09-06 Richard Guenther <rguenther@suse.de>
2797 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2799 2009-09-05 Richard Guenther <rguenther@suse.de>
2802 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2804 2009-09-05 Richard Guenther <rguenther@suse.de>
2807 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2809 2009-09-05 Richard Guenther <rguenther@suse.de>
2812 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2813 before comparing function argument types.
2815 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2818 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2821 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2824 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2826 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2827 locators before emit_insn is called.
2829 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2832 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2833 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2834 (reginfo_init): Don't call allocate_reg_info.
2836 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2839 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2840 NONDEBUG_INSN_P instead of INSN_P.
2842 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2845 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2847 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2850 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2851 pattern of the split.
2853 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2855 * toplev.c (process_options): Move setter of flag_var_tracking
2856 before other tests that depend on it. Move down setter of
2857 flag_rename_registers. Don't enable var-tracking-assignments
2858 by default if selective scheduling is enabled. Warn if both
2861 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2863 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2864 comment. Use switch statement to catch overlaps between rtx
2865 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2866 (IS_DECL_CODE): ... here. Remove.
2867 (check_value_is_not_decl): Remove.
2868 (dv_from_decl, dv_from_value): Check after conversion.
2870 2009-09-04 Richard Guenther <rguenther@suse.de>
2873 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2874 after emitting tunks. Move emitting thunks and ctors from ...
2875 (cgraph_optimize): ... here. Remove redundant
2876 cgraph_analyze_functions.
2877 * varasm.c (find_decl_and_mark_needed): Remove no longer
2879 (finish_aliases_1): Adjust check for thunk aliases.
2881 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2883 * config/arm/arm.md (ctzsi2): Added braces
2884 to avoid warning that broke booststrap.
2886 2009-09-04 Martin Jambor <mjambor@suse.cz>
2888 PR tree-optimization/41112
2889 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2890 handle variable-bounded arrays.
2891 (expr_with_var_bounded_array_refs_p): New function.
2892 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2894 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2896 * config/s390/2097.md: Removed two incorrect bypasses.
2897 (z10_fsimpdf): Fixed latency.
2898 (z10_fhex): New insn_reservation.
2899 (z10_floaddf): Fixed latency.
2900 (z10_floadsf): Fixed latency.
2901 (z10_ftrunctf): Fixed latency.
2902 (z10_ftruncdf): Fixed latency.
2903 * config/s390/s390.c (z10_cost): Fixed values.
2904 (s390_adjust_priority): Added z10 path.
2905 * config/s390/s390.md (type): Added fhex.
2906 (*mov<mode>_64dfp): Updated type attribute.
2907 (*mov<mode>_64): Updated type attribute.
2908 (*mov<mode>_31): Updated type attribute.
2909 (*mov<mode>"): Likewise.
2910 * config/s390/2084.md (x_fsimpdf): Updated condition.
2912 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2914 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2915 RTXs in the predicate for operand 1.
2917 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2919 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2920 (rbitsi2): New insn.
2921 (ctzsi2): New expand.
2922 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2924 2009-09-03 Martin Jambor <mjambor@suse.cz>
2926 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2927 (create_artificial_child_access): Use build_ref_for_offset instead
2928 of duplicate_expr_for_different_base.
2929 (propagate_subacesses_accross_link): Likewise.
2931 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2933 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2935 (mips16e_collect_argument_saves): Skip debug instructions.
2936 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2937 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2938 (r10k_insert_cache_barriers): Likewise.
2939 (mips_reorg_process_insns): Likewise.
2941 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2944 * ira.c (update_equiv_reg): Remove check on class likely spill.
2946 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2949 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2950 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2954 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2955 the stack slot if it is passed by invisible reference.
2956 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2957 by invisible reference.
2959 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2961 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2962 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2963 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2965 * config/bfin/sync.md: New file.
2966 * config/bfin/bfin.md: Include it.
2967 (UNSPEC_ATOMIC): New.
2968 (UNSPEC_ONES): Provide a unique number.
2970 From Jie Zhang <jie.zhang@analog.com>:
2971 * config/bfin/bfin.c (ret_regs): New.
2972 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2973 (must_save_rets_p): New.
2974 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2975 current_function_is_leaf.
2976 (do_link): Likewise.
2977 (do_unlink): Likewise.
2978 (expand_interrupt_handler_prologue): Use ret_regs array.
2979 (expand_interrupt_handler_epilogue): Use ret_regs array and
2980 pass return register to gen_return_internal.
2981 (bfin_expand_epilogue): Pass return register to
2982 gen_return_internal.
2983 (bfin_expand_call): Explicitly clobber RETS.
2984 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2985 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2986 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2987 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2989 (return_internal): Take a reg rtx rather than the register number.
2991 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2993 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2994 when comparing against estimated_loop_iterations_int return.
2996 2009-09-03 Richard Guenther <rguenther@suse.de>
2998 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2999 eh_personality_libfunc.
3001 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3003 * tree-parloops.c (separate_decls_in_region): Add space.
3005 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3007 * tree-parloops.c (separate_decls_in_region): Change the condition
3008 checking if there are reductions in the loop.
3010 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3012 PR tree-optimization/38275
3013 * tree-parloops.c (parallelize_loops): Replace profitability condition
3014 for expected number of iterations.
3016 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3018 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
3019 (bootstrap-debug): Explain conditions in which it becomes default.
3020 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
3023 2009-09-03 Namhyung Kim <namhyung@gmail.com>
3025 * doc/invoke.texi (Optimize Options): Move
3026 -finline-small-functions to the -O2 list.
3028 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3030 * toplev.c (process_options): Enable var-tracking-assignments
3031 by default if var-tracking is enabled.
3033 2009-09-02 David Daney <ddaney@caviumnetworks.com>
3035 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
3037 * emit-rtl.c (prev_nonnote_insn_bb): New function.
3038 * rtl.h (prev_nonnote_insn_bb): Declare it.
3040 2009-09-03 Diego Novillo <dnovillo@google.com>
3042 * cgraph.c (cgraph_node_for_decl): New.
3043 * cgraph.h (cgraph_node_for_decl): Declare.
3044 * tree.c (host_integerp): Return 0 if T is NULL.
3046 2009-09-03 Diego Novillo <dnovillo@google.com>
3048 * tree.h (struct alias_pair): Move from varasm.c.
3049 (alias_pairs): Likewise.
3050 (TYPE_MAXVAL): Define.
3051 (TYPE_MINVAL): Define.
3052 (iterative_hash_host_wide_int): Declare.
3053 (remove_unreachable_alias_pairs): Declare.
3054 * tree-pass.h (pass_ipa_free_lang_data): Declare.
3055 * diagnostic.c (default_diagnostic_starter): Make extern.
3056 (default_diagnostic_finalizer): Make extern.
3057 * diagnostic.h (default_diagnostic_starter): Declare.
3058 (default_diagnostic_finalizer): Declare.
3059 (default_tree_printer): Declare.
3060 * toplev.c (default_tree_printer): Make extern.
3062 2009-09-03 Richard Guenther <rguenther@suse.de>
3063 Diego Novillo <dnovillo@google.com>
3065 * cgraph.c (cgraph_add_new_function): Remove gimplification.
3066 * cgraphunit.c (cgraph_expand_function): Do not emit
3067 associated thunks from here.
3068 (cgraph_emit_thunks): New.
3069 (cgraph_optimize): Call it.
3070 Return if any IPA pass finds an error.
3071 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
3074 2009-09-03 Simon Baldwin <simonb@google.com>
3075 Rafael Espindola <espindola@google.com>
3076 Richard Guenther <rguenther@suse.de>
3077 Doug Kwan <dougkwan@google.com>
3078 Diego Novillo <dnovillo@google.com>
3080 * tree.c: Include tree-pass.h, langhooks-def.h,
3081 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
3082 (free_lang_data_in_type): New.
3083 (need_assembler_name_p): New.
3084 (free_lang_data_in_block): New.
3085 (free_lang_data_in_decl): New.
3086 (struct free_lang_data_d): New.
3087 (add_tree_to_fld_list): New.
3088 (find_decls_types_r): New.
3089 (get_eh_types_for_runtime): New.
3090 (find_decls_types_in_eh_region): New.
3091 (find_decls_types_in_node): New.
3092 (find_decls_types_in_var): New.
3093 (free_lang_data_in_cgraph): New.
3094 (free_lang_data): New.
3095 (gate_free_lang_data): New.
3096 (pass_ipa_free_lang_data): New.
3098 2009-09-03 Diego Novillo <dnovillo@google.com>
3100 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
3101 * langhooks.h (struct lang_hooks): Add field free_lang_data.
3102 (lang_hooks): Remove const qualifier.
3103 * ipa.c (cgraph_remove_unreachable_nodes): Call
3104 remove_unreachable_alias_pairs.
3105 * except.c (add_type_for_runtime): Check if TYPE has
3106 already been converted.
3107 (lookup_type_for_runtime): Likewise.
3108 (check_handled): Handle converted types.
3109 * varasm.c (remove_unreachable_alias_pairs): New.
3110 * gimple.c: Include demangle.h.
3111 (gimple_decl_printable_name): New.
3112 (gimple_fold_obj_type_ref): New.
3113 * gimple.h (gimple_decl_printable_name): Declare.
3114 (gimple_fold_obj_type_ref): Declare.
3115 * passes.c (init_optimization_passes): Add pass
3116 pass_ipa_free_lang_data.
3117 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
3118 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
3120 2009-09-03 Diego Novillo <dnovillo@google.com>
3122 * c-lang.c (lang_hooks): Remove const qualifier.
3124 2009-09-02 Loren James Rittle <ljrittle@acm.org>
3126 * doc/install.texi (*-*-freebsd*): Update target information.
3128 2009-09-02 Anatoly Sokolov <aesok@post.ru>
3130 * hard-reg-set.h (call_fixed_regs): Remove.
3131 * reginfo.c (call_fixed_regs): Remove.
3132 (init_reg_sets_1): Remove initialization of call_fixed_regs.
3133 (globalize_reg): Don't use call_fixed_regs.
3134 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
3137 2009-09-01 Michael Matz <matz@suse.de>
3139 * expr.h (emit_storent_insn, expand_expr_real_1,
3140 expand_expr_real_2): Declare.
3141 * expr.c (emit_storent_insn, expand_expr_real_1,
3142 expand_expr_real_2): Export.
3143 (store_expr): Setting and evaluating dont_return_target is useless.
3144 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
3145 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
3146 * except.c (expand_resx_expr): Rename to ...
3147 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
3148 * except.h (expand_resx_stmt): Declare.
3149 * stmt.c: Add include gimple.h
3150 (expand_asm_expr): Rename to ...
3151 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
3152 (expand_case): Rewrite to take gimple statement.
3153 * tree.h (expand_asm_stmt): Declare.
3154 (expand_case): Change prototype.
3155 * Makefile.in (stmt.o): Depend on gimple.h.
3156 * builtins.c (expand_builtin_synchronize): Build gimple asm
3157 statement, not an ASM_EXPR.
3158 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
3159 gimple_to_tree, release_stmt_tree): Remove.
3160 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
3161 ggc_free, but hold comparison code and operands separately.
3162 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
3163 (expand_call_stmt, expand_gimple_stmt_1,
3164 expand_gimple_stmt): New helpers.
3165 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
3166 release_stmt_tree. Call expand_gimple_stmt instead.
3167 (expand_gimple_basic_block): Ditto.
3169 * calls.c (emit_call_1): Don't look at EH regions here, make
3170 fntree parameter useless.
3171 (expand_call): New local rettype for TREE_TYPE(exp), use it
3172 throughout. Remove local p, use addr instead.
3173 Don't look at EH regions here.
3175 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
3177 * doc/invoke.texi (-fsched-pressure): Document it.
3178 (-fsched-reg-pressure-heuristic): Remove it.
3180 * reload.c (ira.h): Include.
3181 (find_reloads): Add choosing reload on number of small spilled
3184 * haifa-sched.c (ira.h): Include.
3185 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
3186 saved_reg_pressure, curr_reg_live, saved_reg_live,
3187 region_ref_regs): New variables.
3188 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
3189 initiate_reg_pressure_info, setup_ref_regs,
3190 initiate_bb_reg_pressure_info, save_reg_pressure,
3191 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
3193 (setup_insn_reg_pressure_info): New function.
3194 (rank_for_schedule): Add pressure checking and insn issue time.
3195 Remove comparison of insn reg weights.
3196 (ready_sort): Set insn reg pressure info.
3197 (update_register_pressure, setup_insn_max_reg_pressure,
3198 update_reg_and_insn_max_reg_pressure,
3199 sched_setup_bb_reg_pressure_info): New functions.
3200 (schedule_insn): Add code for printing and updating reg pressure info.
3201 (find_set_reg_weight, find_insn_reg_weight): Remove.
3202 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
3203 (debug_ready_list): Print reg pressure info.
3204 (schedule_block): Ditto. Check insn issue time.
3205 (sched_init): Set up sched_pressure_p. Allocate and set up some
3206 reg pressure related info.
3207 (sched_finish): Free some reg pressure related info.
3208 (fix_tick_ready): Make insn always ready if pressure_p.
3209 (init_h_i_d): Don't call find_insn_reg_weight.
3210 (haifa_finish_h_i_d): Free insn reg pressure info.
3212 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3213 ira_memory_move_cost, ira_class_hard_regs,
3214 ira_class_hard_regs_num, ira_no_alloc_regs,
3215 ira_available_class_regs, ira_reg_class_cover_size,
3216 ira_reg_class_cover, ira_class_translate): Move to ira.h.
3218 * ira-lives.c (single_reg_class): Check mode to find how many
3219 registers are necessary for operand.
3220 (ira_implicitly_set_insn_hard_regs): New.
3222 * common.opt (fsched-pressure): New options.
3223 (fsched-reg-pressure-heuristic): Remove.
3225 * ira.c (setup_eliminable_regset): Rename to
3226 ira_setup_eliminable_regset. Make it external.
3227 (expand_reg_info): Pass cover class to setup_reg_classes.
3228 (ira): Call resize_reg_info instead of allocate_reg_info.
3230 * sched-deps.c: Include ira.h.
3231 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
3232 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
3233 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
3234 mark_insn_hard_regno_birth, mark_insn_reg_birth,
3235 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
3236 mark_insn_reg_store, mark_insn_reg_clobber,
3237 setup_insn_reg_pressure_info): New.
3238 (sched_analyze_1): Update implicit_reg_pending_uses.
3239 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
3240 Use them to create dependencies. Set insn reg uses and pressure
3241 info. Process reg_pending_uses in one place.
3242 (free_deps): Free implicit sets.
3243 (remove_from_deps): Remove implicit sets if necessary. Check
3244 implicit sets when clearing reg_last_in_use.
3245 (init_deps_global): Clear implicit_reg_pending_clobbers and
3246 implicit_reg_pending_uses.
3248 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3249 ira_memory_move_cost, ira_class_hard_regs,
3250 ira_class_hard_regs_num, ira_no_alloc_regs,
3251 ira_available_class_regs, ira_reg_class_cover_size,
3252 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
3253 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
3254 ira_implicitly_set_insn_hard_regs): New prototypes.
3256 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
3257 cost_elements_num): New variables.
3258 (allocno_costs, total_costs): Rename to costs and
3259 total_allocno_costs.
3260 (COSTS_OF_ALLOCNO): Rename to COSTS.
3261 (allocno_pref): Rename to pref.
3262 (allocno_pref_buffer): Rename to pref_buffer.
3263 (common_classes): Rename to regno_cover_class.
3265 (record_reg_classes): Set allocno attributes only if allocno_p.
3266 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
3267 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
3268 and COSTS_OF_ALLOCNO.
3269 (print_costs): Rename to print_allocno_costs.
3270 (print_pseudo_costs): New.
3271 (process_bb_node_for_costs): Split into 2 functions with new
3272 function process_bb_for_costs. Pass BB to process_bb_for_costs.
3273 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
3274 new parameter dump_file. Use cost_elements_num instead of
3275 ira_allocnos_num. Make one iteration if preferred classes were
3276 already calculated for scheduler. Make 2 versions of code
3277 depending on allocno_p.
3278 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
3279 regno_cover_class and COSTS instead of common_classes and
3281 (init_costs, finish_costs): New.
3282 (ira_costs): Set up allocno_p and cost_elements_num. Call
3283 init_costs and finish_costs.
3284 (ira_set_pseudo_classes): New.
3286 * rtl.h (allocate_reg_info): Remove.
3287 (resize_reg_info): Change return type.
3288 (reg_cover_class): New.
3289 (setup_reg_classes): Add new parameter.
3291 * sched-int.h (struct deps_reg): New member implicit_sets.
3292 (sched_pressure_p, sched_regno_cover_class): New external definitions.
3293 (INCREASE_BITS): New macro.
3294 (struct reg_pressure_data, struct reg_use_data): New.
3295 (struct _haifa_insn_data): Remove reg_weight. Add members
3296 reg_pressure, reg_use_list, reg_set_list, and
3297 reg_pressure_excess_cost_change.
3298 (struct deps): New member implicit_sets.
3299 (pressure_p): New variable.
3300 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
3301 (struct reg_pressure_data, struct reg_use_data): New.
3302 (INSN_REG_WEIGHT): Remove.
3303 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
3304 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
3305 (sched_init_region_reg_pressure_info,
3306 sched_setup_bb_reg_pressure_info): New prototypes.
3308 * reginfo.c (struct reg_pref): New member coverclass.
3309 (reg_cover_class): New function.
3310 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
3311 (reg_info_size): New variable.
3312 (allocate_reg_info): Make static. Setup reg_info_size.
3313 (resize_reg_info): Use reg_info_size. Return flag of resizing.
3314 (setup_reg_classes): Add a new parameter. Setup cover class too.
3316 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
3319 * sched-rgn.c (deps_join): Set up implicit_sets.
3320 (schedule_region): Set up region and basic blocks pressure
3323 * passes.c (init_optimization_passes): Move
3324 pass_subregs_of_mode_init before pass_sched.
3326 2009-09-02 Martin Jambor <mjambor@suse.cz>
3328 * tree-sra.c (struct access): New field grp_hint.
3329 (dump_access): Dump grp_hint.
3330 (sort_and_splice_var_accesses): Set grp_hint if a group is read
3332 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
3333 those which have been specifically read and somehow written to.
3334 (propagate_subacesses_accross_link): Set grp_hint of right child and
3335 also possibly of the left child.
3337 2009-09-02 Jakub Jelinek <jakub@redhat.com>
3339 * tree-object-size.c (addr_object_size): Always use object_size_type
3340 0 or 2 when determining the pointer pointed object size.
3342 2009-09-02 Richard Guenther <rguenther@suse.de>
3345 2009-08-31 Richard Guenther <rguenther@suse.de>
3347 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3348 to query if the memory regions for memmove overlap.
3349 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3350 asserts on pointers, instead deal with odd trees.
3351 (ptr_derefs_may_alias_p): Likewise.
3352 (refs_may_alias_p_1): Constructor bases also never alias.
3354 2009-08-01 Christian Bruel <christian.bruel@st.com>
3357 2009-07-31 Christian Bruel <christian.bruel@st.com>
3358 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
3360 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
3362 * doc/invoke.texi (-fvar-tracking-assignments): New.
3363 (-fvar-tracking-assignments-toggle): New.
3364 (-fdump-final-insns=file): Mark filename as optional.
3365 (--param min-nondebug-insn-uid): New.
3366 (-gdwarf-@{version}): Mention version 4.
3367 * opts.c (common_handle_option): Accept it.
3368 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
3369 * regrename.c (regrename_optimize): Drop last. Don't count debug
3370 insns as uses. Don't reject change because of debug insn.
3371 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
3372 from the chain starter, and check for inexact matches in DEBUG_INSNS.
3373 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
3374 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
3375 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
3376 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
3377 * doc/gimple.texi (is_gimple_debug): New.
3378 (gimple_debug_bind_p): New.
3379 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
3380 * doc/install.texi (bootstrap-debug): More details.
3381 (bootstrap-debug-big, bootstrap-debug-lean): Document.
3382 (bootstrap-debug-lib): More details.
3383 (bootstrap-debug-ckovw): Update.
3384 (bootstrap-time): New.
3385 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
3386 (insert_phi_nodes_for): Insert debug stmts.
3387 (rewrite_stmt): Take iterator. Insert debug stmts.
3388 (rewrite_enter_block): Adjust.
3389 (maybe_replace_use_in_debug_stmt): New.
3390 (rewrite_update_stmt): Use it.
3391 (mark_use_interesting): Return early for debug stmts.
3392 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
3393 stmts before replacing stmt.
3394 (move_computations_stmt): Likewise.
3395 * ira-conflicts.c (add_copies): Skip debug insns.
3396 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
3397 (regstat_bb_compute_ri): Skip debug insns.
3398 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
3399 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
3400 check_loop_closed_ssa_stmt): Skip debug stmts.
3401 * tree-tailcall.c (find_tail_calls): Likewise.
3402 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3403 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
3404 (build_var_debug_value_stat): Declare.
3405 (build_var_debug_value): Define.
3406 (target_for_debug_bind): Declare.
3407 * reload.c (find_equiv_reg): Skip debug insns.
3408 * rtlanal.c (reg_used_between_p): Skip debug insns.
3409 (side_effects_p): Likewise.
3410 (canonicalize_condition): Likewise.
3411 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
3412 insns never depend on debug insns.
3413 (create_ddg_dep_no_link): Likewise.
3414 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
3415 Don't add inter-loop dependencies for debug insns.
3416 (build_intra_loop_deps): Likewise.
3417 (create_ddg): Count debug insns.
3418 * ddg.h (struct ddg::num_debug): New.
3419 (num_backargs): Pair up with previous int field.
3420 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
3421 -fcompare-debug-second.
3422 * final.c (get_attr_length_1): Skip debug insns.
3423 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
3424 * gcc.c (invoke_as): Call compare-debug-dump-opt.
3425 (driver_self_specs): Map -fdump-final-insns to
3426 -fdump-final-insns=..
3427 (get_local_tick): New.
3428 (compare_debug_dump_opt_spec_function): Test for . argument and
3429 compute output name. Compute temp output spec without flag name.
3430 Compute -frandom-seed.
3431 (OPT): Undef after use.
3432 * cfgloopanal.c (num_loop_insns): Skip debug insns.
3433 (average_num_loop_insns): Likewise.
3434 * params.h (MIN_NONDEBUG_INSN_UID): New.
3435 * gimple.def (GIMPLE_DEBUG): New.
3436 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
3437 * auto-inc-dec.c (merge_in_block): Skip debug insns.
3438 (merge_in_block): Fix whitespace.
3439 * toplev.c (flag_var_tracking): Update comment.
3440 (flag_var_tracking_assignments): New.
3441 (flag_var_tracking_assignments_toggle): New.
3442 (process_options): Don't open final insns dump file if we're not
3443 going to write to it. Compute defaults for var_tracking.
3444 * df-scan.c (df_insn_rescan_debug_internal): New.
3445 (df_uses_record): Handle debug insns.
3446 * haifa-sched.c (ready): Initialize n_debug.
3447 (contributes_to_priority): Skip debug insns.
3448 (dep_list_size): New.
3450 (rank_for_schedule): Likewise. Schedule debug insns as soon as
3451 they're ready. Disregard previous debug insns to make decisions.
3452 (queue_insn): Never queue debug insns.
3453 (ready_add, ready_remove_first, ready_remove): Count debug insns.
3454 (schedule_insn): Don't reject debug insns because of issue rate.
3455 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
3456 (queue_to_ready): Skip and discount debug insns.
3457 (choose_ready): Let debug insns through.
3458 (schedule_block): Check boundary debug insns. Discount debug
3459 insns, schedule them early. Adjust whitespace.
3460 (set_priorities): Check for boundary debug insns.
3461 (add_jump_dependencies): Use dep_list_size.
3462 (prev_non_location_insn): New.
3463 (check_cfg): Use it.
3464 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
3466 (remove_unused_ivs): Reset debug stmts.
3467 * modulo-sched.c (const_iteration_count): Skip debug insns.
3468 (res_MII): Discount debug insns.
3469 (loop_single_full_bb_p): Skip debug insns.
3470 (sms_schedule): Likewise.
3471 (sms_schedule_by_order): Likewise.
3472 (ps_has_conflicts): Likewise.
3473 * caller-save.c (refmarker_fn): New.
3474 (save_call_clobbered_regs): Replace regs with saved mem in
3476 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
3477 Call refmarker_fn mark for hardregnos.
3478 (mark_reg_as_referenced): New.
3479 (replace_reg_with_saved_mem): New.
3480 * ipa-pure-const.c (check_stmt): Skip debug stmts.
3481 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
3483 (cse_extended_basic_block): Skip debug insns.
3484 (count_reg_usage): Likewise.
3485 (is_dead_reg): New, split out of...
3486 (set_live_p): ... here.
3487 (insn_live_p): Use it for debug insns.
3488 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
3489 (execute_optimize_stdarg): Likewise.
3490 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3491 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
3492 changes in debug stmts as changes.
3493 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
3494 (moveup_expr): Don't move across debug insns. Don't move
3495 debug insn if it would create a bookkeeping block.
3496 (moveup_expr_cached): Don't use cache for debug insns that
3497 are heads of blocks.
3498 (compute_av_set_inside_bb): Skip debug insns.
3499 (sel_rank_for_schedule): Schedule debug insns first. Remove
3501 (block_valid_for_bookkeeping_p); Support lax searches.
3502 (create_block_for_bookkeeping): Adjust block numbers when
3503 encountering debug-only blocks.
3504 (find_place_for_bookkeeping): Deal with debug-only blocks.
3505 (generate_bookkeeping_insn): Accept no place to insert.
3506 (remove_temp_moveop_nops): New argument full_tidying.
3507 (prepare_place_to_insert): Deal with debug insns.
3508 (advance_state_on_fence): Debug insns don't start cycles.
3509 (update_boundaries): Take fence as argument. Deal with
3511 (schedule_expr_on_boundary): No full_tidying on debug insns.
3512 (fill_insns): Deal with debug insns.
3513 (track_scheduled_insns_and_blocks): Don't count debug insns.
3514 (need_nop_to_preserve_insn_bb): New, split out of...
3515 (remove_insn_from_stream): ... this.
3516 (fur_orig_expr_not_found): Skip debug insns.
3517 * rtl.def (VALUE): Move up.
3519 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
3520 (nearest_common_dominator_of_uses): Take debug_stmts argument.
3521 Set it if debug stmts are found.
3522 (statement_sink_location): Skip debug stmts. Propagate
3523 moving defs into debug stmts.
3524 * ifcvt.c (first_active_insn): Skip debug insns.
3525 (last_active_insns): Likewise.
3526 (cond_exec_process_insns): Likewise.
3527 (noce_process_if_block): Likewise.
3528 (check_cond_move_block): Likewise.
3529 (cond_move_convert_if_block): Likewise.
3530 (block_jumps_and_fallthru_p): Likewise.
3531 (dead_or_predicable): Likewise.
3532 * dwarf2out.c (debug_str_hash_forced): New.
3533 (find_AT_string): Add comment.
3534 (gen_label_for_indirect_string): New.
3535 (get_debug_string_label): New.
3536 (AT_string_form): Use it.
3537 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3538 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3539 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3540 several operations that cannot be represented with DWARF opcodes.
3541 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3542 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3543 (dwarf2out_var_location): Take during-call mark into account.
3544 (output_indirect_string): Update comment. Output if there are
3545 label and references.
3546 (prune_indirect_string): New.
3547 (prune_unused_types): Call it if debug_str_hash_forced.
3548 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3549 (dw_long_long_const): Remove.
3550 (struct dw_val_struct): Change val_long_long type to rtx.
3551 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3552 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3553 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3554 component instead of HOST_BITS_PER_LONG.
3555 (output_loc_operands): Likewise. For const8* assert
3556 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3557 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3558 rather than HOST_BITS_PER_LONG is >= 64.
3559 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3561 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3562 HOST_BITS_PER_LONG for dw_val_class_long_long.
3563 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3564 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3565 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3567 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3568 Handle DW_OP_implicit_value.
3569 (extract_int): Move prototype earlier.
3570 (mem_loc_descriptor): For SUBREG punt if inner
3571 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3572 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3573 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3574 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3575 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3576 instead of Pmode size.
3577 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3578 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3579 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3580 (concat_loc_descriptor, concatn_loc_descriptor,
3581 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3582 (add_location_or_const_value_attribute): Likewise. For single
3583 location loc_lists attempt to use add_const_value_attribute
3584 for constant decls. Add DW_AT_const_value even if
3585 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3587 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3588 (control_flow_insn_p): Likewise.
3589 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3590 (separate_decls_in_region_debug_bind): New.
3591 (separate_decls_in_region): Process debug bind stmts afterwards.
3592 * recog.c (verify_changes): Handle debug insns.
3593 (extract_insn): Likewise.
3594 (peephole2_optimize): Skip debug insns.
3595 * dse.c (scan_insn): Skip debug insns.
3596 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3598 (setup_id_for_insn): Handle debug insns.
3599 (maybe_tidy_empty_bb): Adjust whitespace.
3600 (tidy_control_flow): Skip debug insns.
3601 (sel_remove_insn): Adjust for debug insns.
3602 (sel_estimate_number_of_insns): Skip debug insns.
3603 (create_insn_rtx_from_pattern): Handle debug insns.
3604 (create_copy_of_insn_rtx): Likewise.
3605 * sel-sched-.h (sel_bb_end): Declare.
3606 (sel_bb_empty_or_nop_p): New.
3607 (get_all_loop_exits): Use it.
3608 (_eligible_successor_edge_p): Likewise.
3609 (return_nop_to_pool): Adjust.
3610 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3611 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3612 * gimple-pretty-print.c (dump_gimple_debug): New.
3613 (dump_gimple_stmt): Use it.
3614 (dump_bb_header): Skip gimple debug stmts.
3615 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3616 (fixup_match_2): Likewise.
3617 (regmove_backward_pass): Likewise. Simplify combined
3618 replacement. Handle debug insns.
3619 * function.c (instantiate_virtual_regs): Handle debug insns.
3620 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3621 * print-rtl.h: Include cselib.h.
3622 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3623 * df.h (df_inns_rescan_debug_internal): Declare.
3624 * gcse.c (alloc_hash_table): Estimate n_insns.
3625 (cprop_insn): Don't regard debug insns as changes.
3626 (bypass_conditional_jumps): Skip debug insns.
3627 (one_pre_gcse_pass): Adjust.
3628 (one_code_hoisting_pass): Likewise.
3629 (compute_ld_motion_mems): Skip debug insns.
3630 (one_cprop_pass): Adjust.
3631 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3632 (if_convertible_stmt_p): Handle debug stmts.
3633 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3634 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3635 * ira-build.c (create_bb_allocnos): Skip debug insns.
3636 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3637 (has_single_use): Likewise.
3638 (single_imm_use): Likewise.
3639 (num_imm_uses): Likewise.
3640 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3641 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3642 (create_outofssa_var_map): Likewise.
3643 * lower-subreg.c (adjust_decomposed_uses): New.
3644 (resolve_debug): New.
3645 (decompose_multiword_subregs): Use it.
3646 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3647 * emit-rtl.c: Include params.h.
3648 (cur_debug_insn_uid): Define.
3649 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3650 (copy_rtx_if_shared_1): Handle debug insns.
3651 (reset_used_flags): Likewise.
3652 (set_used_flags): LIkewise.
3653 (get_max_insn_count): New.
3654 (next_nondebug_insn): New.
3655 (prev_nondebug_insn): New.
3656 (make_debug_insn_raw): New.
3657 (emit_insn_before_noloc): Handle debug insns.
3658 (emit_jump_insn_before_noloc): Likewise.
3659 (emit_call_insn_before_noloc): Likewise.
3660 (emit_debug_insn_before_noloc): New.
3661 (emit_insn_after_noloc): Handle debug insns.
3662 (emit_jump_insn_after_noloc): Likewise.
3663 (emit_call_insn_after_noloc): Likewise.
3664 (emit_debug_insn_after_noloc): Likewise.
3665 (emit_insn_after): Take loc from earlier non-debug insn.
3666 (emit_jump_insn_after): Likewise.
3667 (emit_call_insn_after): Likewise.
3668 (emit_debug_insn_after_setloc): New.
3669 (emit_debug_insn_after): New.
3670 (emit_insn_before): Take loc from later non-debug insn.
3671 (emit_jump_insn_before): Likewise.
3672 (emit_call_insn_before): Likewise.
3673 (emit_debug_insn_before_setloc): New.
3674 (emit_debug_insn_before): New.
3675 (emit_insn): Handle debug insns.
3676 (emit_debug_insn): New.
3677 (emit_jump_insn): Handle debug insns.
3678 (emit_call_insn): Likewise.
3680 (init_emit): Take min-nondebug-insn-uid into account.
3681 Initialize cur_debug_insn_uid.
3682 (emit_copy_of_insn_after): Handle debug insns.
3683 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3684 location of single rhs in place.
3685 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3686 (floor_sdiv_adjust): New.
3687 (cell_sdiv_adjust): New.
3688 (cell_udiv_adjust): New.
3689 (round_sdiv_adjust): New.
3690 (round_udiv_adjust): New.
3691 (wrap_constant): Moved from cselib.
3692 (unwrap_constant): New.
3693 (expand_debug_expr): New.
3694 (expand_debug_locations): New.
3695 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3697 (gimple_expand_cfg): Expand debug locations.
3698 * cselib.c: Include tree-pass.h.
3699 (struct expand_value_data): New.
3700 (cselib_record_sets_hook): New.
3701 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3702 (cselib_clear_table): Move, and implemnet in terms of...
3703 (cselib_reset_table_with_next_value): ... this.
3704 (cselib_get_next_unknown_value): New.
3705 (discard_useless_locs): Don't discard preserved values.
3706 (cselib_preserve_value): New.
3707 (cselib_preserved_value_p): New.
3708 (cselib_preserve_definitely): New.
3709 (cselib_clear_preserve): New.
3710 (cselib_preserve_only_values): New.
3711 (new_cselib_val): Take rtx argument. Dump it in details.
3712 (cselib_lookup_mem): Adjust.
3713 (expand_loc): Take regs_active in struct. Adjust. Silence
3714 dumps unless details are requested.
3715 (cselib_expand_value_rtx_cb): New.
3716 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3717 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3718 without details. Copy more subregs. Try to resolve values
3719 using a callback. Wrap constants.
3720 (cselib_subst_to_values): Adjust.
3721 (cselib_log_lookup): New.
3722 (cselib_lookup): Call it.
3723 (cselib_invalidate_regno): Don't count preserved values as useless.
3724 (cselib_invalidate_mem): Likewise.
3725 (cselib_record_set): Likewise.
3726 (struct set): Renamed to cselib_set, moved to cselib.h.
3727 (cselib_record_sets): Adjust. Call hook.
3728 (cselib_process_insn): Reset table when it would be cleared.
3729 (dump_cselib_val): New.
3730 (dump_cselib_table): New.
3731 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3732 (remove_forwarder_block): Support moving debug stmts.
3733 * cselib.h (cselib_record_sets_hook): Declare.
3734 (cselib_expand_callback): New type.
3735 (cselib_expand_value_rtx_cb): Declare.
3736 (cselib_reset_table_with_next_value): Declare.
3737 (cselib_get_next_unknown_value): Declare.
3738 (cselib_preserve_value): Declare.
3739 (cselib_preserved_value_p): Declare.
3740 (cselib_preserve_only_values): Declare.
3741 (dump_cselib_table): Declare.
3742 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3743 (try_crossjump_to_edge): Likewise.
3744 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3745 dominated blocks when debug stmts are present.
3746 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3747 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3748 (set_var_live_on_entry): Likewise.
3749 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3750 * cfglayout.c (curr_location, last_location): Make static.
3751 (set_curr_insn_source_location): Don't avoid bouncing.
3752 (get_curr_insn_source_location): New.
3753 (get_curr_insn_block): New.
3754 (duplicate_insn_chain): Handle debug insns.
3755 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3757 * common.opt (fcompare-debug): Move to sort order.
3758 (fdump-unnumbered-links): Likewise.
3759 (fvar-tracking-assignments): New.
3760 (fvar-tracking-assignments-toggle): New.
3761 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3762 because of debug stmts.
3763 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3764 (eliminate_unnecessary_stmts): Walk dominated blocks before
3766 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3767 * ira.c (memref_used_between_p): Skip debug insns.
3768 (update_equiv_regs): Likewise.
3769 * sched-deps.c (sd_lists_size): Accept empty list.
3770 (sd_init_insn): Mark debug insns.
3771 (sd_finish_insn): Unmark them.
3772 (sd_add_dep): Reject non-debug deps on debug insns.
3773 (fixup_sched_groups): Give debug insns group treatment.
3775 (sched_analyze_reg): Don't mark debug insns for sched before call.
3776 (sched_analyze_2): Handle debug insns.
3777 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3779 (deps_analyze_insn): Handle debug insns.
3780 (deps_start_bb): Skip debug insns.
3781 (init_deps): Initialize last_debug_insn.
3782 * tree-ssa.c (target_for_debug_bind): New.
3783 (find_released_ssa_name): New.
3784 (propagate_var_def_into_debug_stmts): New.
3785 (propagate_defs_into_debug_stmts): New.
3786 (verify_ssa): Skip debug bind stmts without values.
3787 (warn_uninialized_vars): Skip debug stmts.
3788 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3789 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3790 (rtx_equal_p): Likewise.
3791 * ira-costs.c (scan_one_insn): Skip debug insns.
3792 (process_bb_node_for_hard_reg_moves): Likewise.
3793 * rtl.h (DEBUG_INSN_P): New.
3794 (NONDEBUG_INSN_P): New.
3795 (MAY_HAVE_DEBUG_INSNS): New.
3796 (INSN_P): Accept debug insns.
3797 (RTX_FRAME_RELATED_P): Likewise.
3798 (INSN_DELETED_P): Likewise
3799 (PAT_VAR_LOCATION_DECL): New.
3800 (PAT_VAR_LOCATION_LOC): New.
3801 (PAT_VAR_OCATION_STATUS): New.
3802 (NOTE_VAR_LOCATION_DECL): Reimplement.
3803 (NOTE_VAR_LOCATION_LOC): Likewise.
3804 (NOTE_VAR_LOCATION_STATUS): Likewise.
3805 (INSN_VAR_LOCATION): New.
3806 (INSN_VAR_LOCATION_DECL): New.
3807 (INSN_VAR_LOCATION_LOC): New.
3808 (INSN_VAR_LOCATION_STATUS): New.
3809 (gen_rtx_UNKNOWN_VAR_LOC): New.
3810 (VAR_LOC_UNKNOWN_P): New.
3811 (NOTE_DURING_CALL_P): New.
3812 (SCHED_GROUP_P): Accept debug insns.
3813 (emit_debug_insn_before): Declare.
3814 (emit_debug_insn_before_noloc): Declare.
3815 (emit_debug_insn_beore_setloc): Declare.
3816 (emit_debug_insn_after): Declare.
3817 (emit_debug_insn_after_noloc): Declare.
3818 (emit_debug_insn_after_setloc): Declare.
3819 (emit_debug_insn): Declare.
3820 (make_debug_insn_raw): Declare.
3821 (prev_nondebug_insn): Declare.
3822 (next_nondebug_insn): Declare.
3823 (delegitimize_mem_from_attrs): Declare.
3824 (get_max_insn_count): Declare.
3825 (wrap_constant): Declare.
3826 (unwrap_constant): Declare.
3827 (get_curr_insn_source_location): Declare.
3828 (get_curr_insn_block): Declare.
3829 * tree-inline.c (insert_debug_decl_map): New.
3830 (processing_debug_stmt): New.
3831 (remap_decl): Don't create new mappings in debug stmts.
3832 (remap_gimple_op_r): Don't add references in debug stmts.
3833 (copy_tree_body_r): Likewise.
3834 (remap_gimple_stmt): Handle debug bind stmts.
3835 (copy_bb): Skip debug stmts.
3836 (copy_edges_for_bb): Likewise.
3837 (copy_debug_stmt): New.
3838 (copy_debug_stmts): New.
3839 (copy_body): Copy debug stmts at the end.
3840 (insert_init_debug_bind): New.
3841 (insert_init_stmt): Take id. Skip and emit debug stmts.
3842 (setup_one_parameter): Remap variable earlier, register debug mapping.
3843 (estimate_num_insns): Skip debug stmts.
3844 (expand_call_inline): Preserve debug_map.
3845 (optimize_inline_calls): Check for no debug_stmts left-overs.
3846 (unsave_expr_now): Preserve debug_map.
3847 (copy_gimple_seq_and_replace_locals): Likewise.
3848 (tree_function_versioning): Check for no debug_stmts left-overs.
3849 Init and destroy debug_map as needed. Split edges unconditionally.
3850 (build_duplicate_type): Init and destroy debug_map as needed.
3851 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3852 (struct copy_body_data): Add debug_stmts and debug_map.
3853 * sched-int.h (struct ready_list): Add n_debug.
3854 (struct deps): Add last_debug_insn.
3855 (DEBUG_INSN_SCHED_P): New.
3856 (BOUNDARY_DEBUG_INSN_P): New.
3857 (SCHEDULE_DEBUG_INSN_P): New.
3858 (sd_iterator_cond): Accept empty list.
3859 * combine.c (create_log_links): Skip debug insns.
3860 (combine_instructions): Likewise.
3861 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3862 return value is always unshared.
3863 (struct rtx_subst_pair): New.
3864 (auto_adjust_pair): New.
3865 (propagate_for_debug_subst): New.
3866 (propagate_for_debug): New.
3867 (try_combine): Skip debug insns. Propagate removed defs into
3869 (next_nonnote_nondebug_insn): New.
3870 (distribute_notes): Use it. Skip debug insns.
3871 (distribute_links): Skip debug insns.
3872 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3873 * resource.c (mark_target_live_regs): Likewise.
3874 * var-tracking.c: Include cselib.h and target.h.
3875 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3877 (micro_operation_type_name): New.
3878 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3879 (struct micro_operation_def): Update comments.
3880 (decl_or_value): New type. Use instead of decls.
3881 (struct emit_note_data_def): Add vars.
3882 (struct attrs_def): Use decl_or_value.
3883 (struct variable_tracking_info_def): Add permp, flooded.
3884 (struct location_chain_def): Update comment.
3885 (struct variable_part_def): Use decl_or_value.
3886 (struct variable_def): Make var_part a variable length array.
3888 (scratch_regs): New.
3889 (cselib_hook_called): New.
3890 (dv_is_decl_p): New.
3891 (dv_is_value_p): New.
3894 (dv_as_opaque): New.
3895 (dv_onepart_p): New.
3897 (IS_DECL_CODE): New.
3898 (check_value_is_not_decl): New.
3899 (dv_from_decl): New.
3900 (dv_from_value): New.
3901 (dv_htab_hash): New.
3902 (variable_htab_hash): Use it.
3903 (variable_htab_eq): Support values.
3904 (variable_htab_free): Free from the right pool.
3905 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3906 (attrs_list_union): Adjust.
3907 (attrs_list_mpdv_union): New.
3908 (tie_break_pointers): New.
3909 (canon_value_cmp): New.
3910 (unshare_variable): Return possibly-modified slot.
3911 (vars_copy_1): Adjust.
3912 (var_reg_decl_set): Adjust. Split out of...
3913 (var_reg_set): ... this.
3914 (get_init_value): Adjust.
3915 (var_reg_delete_and_set): Adjust.
3916 (var_reg_delete): Adjust.
3917 (var_regno_delete): Adjust.
3918 (var_mem_decl_set): Split out of...
3919 (var_mem_set): ... this.
3920 (var_mem_delete_and_set): Adjust.
3921 (var_mem_delete): Adjust.
3925 (variable_union): Adjust. Speed up merge of 1-part vars.
3926 (variable_canonicalize): Use unshared slot.
3927 (VALUED_RECURSED_INTO): New.
3928 (find_loc_in_1pdv): New.
3929 (struct dfset_merge): New.
3930 (insert_into_intersection): New.
3931 (intersect_loc_chains): New.
3933 (canonicalize_loc_order_check): New.
3934 (canonicalize_values_mark): New.
3935 (canonicalize_values_star): New.
3936 (variable_merge_over_cur): New.
3937 (variable_merge_over_src): New.
3938 (dataflow_set_merge): New.
3939 (dataflow_set_equiv_regs): New.
3940 (remove_duplicate_values): New.
3941 (struct dfset_post_merge): New.
3942 (variable_post_merge_new_vals): New.
3943 (variable_post_merge_perm_vals): New.
3944 (dataflow_post_merge_adjust): New.
3945 (find_mem_expr_in_1pdv): New.
3946 (dataflow_set_preserve_mem_locs): New.
3947 (dataflow_set_remove_mem_locs): New.
3948 (dataflow_set_clear_at_call): New.
3949 (onepart_variable_different_p): New.
3950 (variable_different_p): Use it.
3951 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3952 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3954 (track_loc_p): Pass it true.
3955 (struct count_use_info): New.
3956 (find_use_val): New.
3957 (replace_expr_with_values): New.
3959 (use_type): New, partially split out of...
3960 (count_uses): ... this. Count new micro-ops.
3961 (count_uses_1): Adjust.
3962 (count_stores): Adjust.
3963 (count_with_sets): New.
3964 (VAL_NEEDS_RESOLUTION): New.
3965 (VAL_HOLDS_TRACK_EXPR): New.
3966 (VAL_EXPR_IS_COPIED): New.
3967 (VAL_EXPR_IS_CLOBBERED): New.
3968 (add_uses): Adjust. Generate new micro-ops.
3969 (add_uses_1): Adjust.
3970 (add_stores): Generate new micro-ops.
3971 (add_with_sets): New.
3972 (find_src_status): Adjust.
3973 (find_src_set_src): Adjust.
3974 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3975 Handle new micro-ops. Canonicalize value equivalances.
3976 (vt_find_locations): Compute total size of hash tables for
3977 dumping. Perform merge for var-tracking-assignments. Don't
3978 disregard single-block loops.
3979 (dump_attrs_list): Handle decl_or_value.
3980 (dump_variable): Take variable. Deal with decl_or_value.
3981 (dump_variable_slot): New.
3982 (dump_vars): Use it.
3983 (dump_dataflow_sets): Adjust.
3984 (set_slot_part): New, extended to support one-part variables
3985 after splitting out of...
3986 (set_variable_part): ... this.
3987 (clobber_slot_part): New, split out of...
3988 (clobber_variable_part): ... this.
3989 (delete_slot_part): New, split out of...
3990 (delete_variable_part): .... this.
3991 (check_wrap_constant): New.
3992 (vt_expand_loc_callback): New.
3993 (vt_expand_loc): New.
3994 (emit_note_insn_var_location): Adjust. Handle values. Handle
3995 EMIT_NOTE_AFTER_CALL_INSN.
3996 (emit_notes_for_differences_1): Adjust. Handle values.
3997 (emit_notes_for_differences_2): Likewise.
3998 (emit_notes_for_differences): Adjust.
3999 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
4000 Adjust. Handle new micro-ops.
4001 (vt_add_function_parameters): Adjust. Create and bind values.
4002 (vt_initialize): Adjust. Initialize scratch_regs and
4003 valvar_pool, flooded and perm.. Initialize and use cselib. Log
4004 operations. Move some code to count_with_sets and add_with_sets.
4005 (delete_debug_insns): New.
4006 (vt_debug_insns_local): New.
4007 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
4009 (var_tracking_main): If var-tracking-assignments is enabled
4010 but var-tracking isn't, delete debug insns and leave. Likewise
4011 if we exceed limits or fail the stack adjustments tests, and
4012 after all var-tracking processing.
4013 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
4014 (dataflow_set): Add traversed_vars.
4015 (value_chain, const_value_chain): New typedefs.
4016 (value_chain_pool, value_chains): New variables.
4017 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
4018 add_value_chains, add_cselib_value_chains, remove_value_chain,
4019 remove_value_chains, remove_cselib_value_chains): New functions.
4020 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
4021 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
4023 (shared_hash_find_slot_unshare, shared_hash_find_slot,
4024 shared_hash_find_slot_noinsert, shared_hash_find): Update.
4025 (dst_can_be_shared): New variable.
4026 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
4027 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
4028 different from set->vars, look up slot again instead of using the
4030 (dataflow_set_init): Initialize traversed_vars.
4031 (variable_union): Use shared_hash_*. Use initially NO_INSERT
4032 lookup if set->vars is shared. Don't keep slot cleared before
4033 calling unshare_variable. Unshare set->vars if needed. Adjust
4034 unshare_variable callers. Clear dst_can_be_shared if needed.
4035 Even ->refcount == 1 vars must be unshared if set->vars is shared
4036 and var needs to be modified.
4037 (dataflow_set_union): Set traversed_vars during canonicalization.
4038 (VALUE_CHANGED, DECL_CHANGED): Define.
4039 (set_dv_changed, dv_changed_p): New static inlines.
4040 (track_expr_p): Clear DECL_CHANGED.
4041 (dump_dataflow_sets): Set it.
4042 (variable_was_changed): Call set_dv_changed.
4043 (emit_note_insn_var_location): Likewise.
4044 (changed_variables_stack): New variable.
4045 (check_changed_vars_1, check_changed_vars_2): New functions.
4046 (emit_notes_for_changes): Do nothing if changed_variables is
4047 empty. Traverse changed_variables with check_changed_vars_1,
4048 call check_changed_vars_2 on each changed_variables_stack entry.
4049 (emit_notes_in_bb): Add SET argument. Just clear it at the
4050 beginning, use it instead of local &set, don't destroy it at the end.
4051 (vt_emit_notes): Call dataflow_set_clear early on all
4052 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
4053 computed set, dataflow_set_clear also VTI(bb)->in when we are
4054 done with the basic block. Initialize changed_variables_stack,
4055 free it afterwards. If ENABLE_CHECKING verify that after noting
4056 differences to an empty set value_chains hash table is empty.
4057 (vt_initialize): Initialize value_chains and value_chain_pool.
4058 (vt_finalize): Delete value_chains htab, free value_chain_pool.
4059 (variable_tracking_main): Call dump_dataflow_sets before calling
4060 vt_emit_notes, not after it.
4061 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
4062 (propagate_var_def_into_debug_stmts): Declare.
4063 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
4064 (df_set_note): Reject debug insns.
4065 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
4066 add notes to debug insns.
4067 (df_note_bb_compute): Adjust. Likewise.
4068 (df_simulate_uses): Skip debug insns.
4069 (df_simulate_initialize_backwards): Likewise.
4070 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
4071 (subst_stack_regs_pat): Reject debug insns.
4072 (convert_regs_1): Handle debug insns.
4073 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
4074 (print-rtl.o): Depend on cselib.h.
4075 (cselib.o): Depend on TREE_PASS_H.
4076 (var-tracking.o): Depend on cselib.h and TARGET_H.
4077 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
4078 (init_ready_list): Skip boundary debug insns.
4079 (add_branch_dependences): Skip debug insns.
4080 (free_block_dependencies): Check for blocks with only debug insns.
4081 (compute_priorities): Likewise.
4082 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
4083 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
4085 (gimple_build_debug_bind_stat): New.
4086 (empty_body_p): Skip debug stmts.
4087 (gimple_has_side_effects): Likewise.
4088 (gimple_rhs_has_side_effects): Likewise.
4089 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
4090 (gimple_build_debug_bind_stat): Declare.
4091 (gimple_build_debug_bind): Define.
4092 (is_gimple_debug): New.
4093 (gimple_debug_bind_p): New.
4094 (gimple_debug_bind_get_var): New.
4095 (gimple_debug_bind_get_value): New.
4096 (gimple_debug_bind_get_value_ptr): New.
4097 (gimple_debug_bind_set_var): New.
4098 (gimple_debug_bind_set_value): New.
4099 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
4100 (gimple_debug_bind_reset_value): New.
4101 (gimple_debug_bind_has_value_p): New.
4102 (gsi_next_nondebug): New.
4103 (gsi_prev_nondebug): New.
4104 (gsi_start_nondebug_bb): New.
4105 (gsi_last_nondebug_bb): New.
4106 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
4107 (print_insn): Handle DEBUG_INSN.
4108 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
4109 of first insn prevail.
4110 (first_stmt): Skip debug stmts.
4111 (first_non_label_stmt): Likewise.
4112 (last_stmt): Likewise.
4113 (has_zero_uses_1): New.
4114 (single_imm_use_1): New.
4115 (verify_gimple_debug): New.
4116 (verify_types_in_gimple_stmt): Handle debug stmts.
4117 (verify_stmt): Likewise.
4118 (debug_loop_num): Skip debug stmts.
4119 (remove_edge_and_dominated_blocks): Remove dominators last.
4120 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
4121 (linearize_expr): Likewise.
4122 * config/i386/i386.c (ix86_delegitimize_address): Call
4123 default implementation.
4124 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
4125 (group_barrier_needed): Skip debug insns.
4126 (emit_insn_group_barriers): Likewise.
4127 (emit_all_insn_group_barriers): Likewise.
4128 (ia64_variable_issue): Handle debug insns.
4129 (ia64_dfa_new_cycle): Likewise.
4130 (final_emit_insn_group_barriers): Skip debug insns.
4131 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
4132 def cfa without frame.
4133 (process_set): Likewise.
4134 (process_for_unwind_directive): Pass frame on.
4135 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4136 (rs6000_delegitimize_address): New.
4137 (rs6000_debug_adjust_cost): Handle debug insns.
4138 (is_microcoded_insn): Likewise.
4139 (is_cracked_insn): Likewise.
4140 (is_nonpipeline_insn): Likewise.
4141 (insn_must_be_first_in_group): Likewise.
4142 (insn_must_be_last_in_group): Likewise.
4143 (force_new_group): Likewise.
4144 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
4145 contains only debug insns.
4146 (rtl_merge_blocks): Skip debug insns.
4147 (purge_dead_edges): Likewise.
4148 (rtl_block_ends_with_call_p): Skip debug insns.
4149 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
4150 (mark_reg_dependencies): Skip debug insns.
4151 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
4152 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
4153 * tree-ssa-threadedge.c
4154 (record_temporary_equivalences_from_stmts): Skip debug stmts.
4155 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
4156 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
4157 (copyprop_hardreg_forward_1): Handle debug insns.
4158 * reload1.c (reload): Skip debug insns. Replace unassigned
4159 pseudos in debug insns with their equivalences.
4160 (eliminate_regs_in_insn): Skip debug insns.
4161 (emit_input_reload_insns): Skip debug insns at first, adjust
4163 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
4164 (get_indirect_ref_operands): Pass opf_no_vops on.
4165 (get_expr_operands): Likewise. Skip debug stmts.
4166 (parse_ssa_operands): Scan debug insns with opf_no_vops.
4168 2009-09-01 Richard Henderson <rth@redhat.com>
4170 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
4171 stmt_ends_pp_p statements at least once.
4172 * tree-vrp.c (vrp_initialize): Likewise.
4173 (vrp_visit_stmt): Be prepared for non-interesting stmts.
4175 2009-09-01 Dodji Seketeli <dodji@redhat.com>
4178 Fix AIX bootstrap after PR debug/30161
4179 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
4180 that is a GNU extension.
4181 (tmpl_value_parm_die_table): Move the definition of this global
4182 outside #ifdef DWARF2_DEBUGGING_INFO region.
4184 2009-09-01 Richard Guenther <rguenther@suse.de>
4186 * tree.c (tree_expr_size): New function.
4187 * tree.h (tree_expr_size): Declare.
4188 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
4189 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
4190 * langhooks.c (lhd_expr_size): Remove.
4191 * langhooks.h (struct lang_hooks): Remove expr_size.
4192 * explow.c (expr_size): Use tree_expr_size.
4193 (int_expr_size): Likewise.
4194 * langhooks-def.h (lhd_expr_size): Remove.
4195 (LANG_HOOKS_EXPR_SIZE): Likewise.
4196 (LANG_HOOKS_INITIALIZER): Adjust.
4198 2009-09-01 Richard Guenther <rguenther@suse.de>
4200 * tree-flow.h (mark_addressable): Move declaration ...
4201 * tree.h (mark_addressable): ... here.
4202 * stmt.c (expand_asm_operands): Use mark_addressable, not
4203 lang_hooks.mark_addressable.
4204 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4205 LANG_HOOKS_MARK_ADDRESSABLE.
4206 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
4207 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
4209 2009-08-31 Chris Demetriou <cgd@google.com>
4211 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
4212 vectorize if not TARGET_SSE2.
4214 2009-08-31 DJ Delorie <dj@redhat.com>
4216 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
4217 registers if no coprocessor is enabled.
4219 2009-08-31 Dodji Seketeli <dodji@redhat.com>
4222 * cgraph.h (cgraph_get_node): Declare ...
4223 * cgraph.c (cgraph_get_node): ... new function.
4224 * dwarf2out.c (gen_generic_params_dies,
4225 generic_parameter_die, tree_add_const_value_attribute_for_decl,
4226 make_ith_pack_parameter_name,
4227 append_entry_to_tmpl_value_parm_die_table,
4228 gen_remaining_tmpl_value_param_die_attribute): New functions.
4229 (gen_subprogram_die): Generate debug info for template parameters
4230 if debug info level is higher than DINFO_LEVEL_TERSE.
4231 Use tree_add_const_value_attribute_for_decl instead of
4232 tree_add_const_value_attribute.
4233 (gen_const_die): Use tree_add_const_value_attribute_for_decl
4234 instead of tree_add_const_value_attribute.
4235 (gen_struct_or_union_type_die): Generate debug
4236 info for template parameters if debug info level is higher than
4238 (tree_add_const_value_attribute): Handle integral and pointer
4239 constants. Update comment.
4240 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
4241 (dwarf_attr_name): Support DW_AT_GNU_template_name.
4242 (reference_to_unused): Fix thinko. Remove redundant predicates from
4244 (tree_add_const_value_attribute): Make this work for constant
4246 tree_add_const_value_attribute_for_decl is to be used for variable
4248 (add_location_or_const_value_attribute): Use
4249 tree_add_const_value_attribute_for_decl now.
4250 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
4251 DW_TAG_template_value_param DIEs after function DIEs have been
4253 * langhooks.h (lang_hooks_for_types): Add
4254 get_argument_pack_elems.
4255 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
4256 (lang_hooks): Added get_innermost_generic_parms,
4257 get_innermost_generic_args.
4258 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
4259 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
4260 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
4261 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
4263 2009-08-31 DJ Delorie <dj@redhat.com>
4265 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
4266 it once we start generating the prologue or epilogue.
4267 (mep_call_saves_register): If the frame is locked, re-use
4269 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
4270 (mep_expand_prologue): Call it.
4271 (mep_expand_epilogue): Likewise.
4272 (mep_start_function): Use the same logic as mep_expand_prologue.
4273 (mep_pass_by_reference): Make logic more readable.
4274 (mep_return_in_memory): Zero-sized objects are passed in memory.
4275 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
4277 2009-08-31 Richard Guenther <rguenther@suse.de>
4279 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4280 to query if the memory regions for memmove overlap.
4281 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4282 asserts on pointers, instead deal with odd trees.
4283 (ptr_derefs_may_alias_p): Likewise.
4284 (refs_may_alias_p_1): Constructor bases also never alias.
4286 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
4288 * doc/install.texi (Final install): Adjust reference on where to
4289 order printed manuals.
4291 2009-08-30 Olivier Hainque <hainque@adacore.com>
4293 * dwarf2out.c (switch_to_frame_table_section): Move
4294 definition prior to first use.
4296 2009-08-30 Richard Guenther <rguenther@suse.de>
4298 PR tree-optimization/41186
4299 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
4300 (ao_ref_init_from_ptr_and_size): New function.
4301 (ref_maybe_used_by_call_p_1): Be more precise tracking
4302 used ranges for builtin functions.
4303 (ref_maybe_used_by_call_p): Adjust.
4304 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
4305 ranges for builtin functions.
4306 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
4308 2009-08-30 Alan Modra <amodra@bigpond.net.au>
4311 * fwprop.c (get_reg_use_in): Delete.
4312 (free_load_extend): New function.
4313 (forward_propagate_subreg): Use it.
4315 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
4317 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
4319 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
4322 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
4325 2009-08-29 Douglas B Rupp <rupp@gnat.com>
4327 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
4328 fini or fini_array section.
4330 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4332 * graphite-dependences.c (graphite_legal_transform_bb): Call
4333 pbb_remove_duplicate_pdrs.
4334 * graphite-poly.c (can_collapse_pdr): Removed.
4335 (pdr_find_duplicate): Removed.
4336 (can_collapse_pdrs): New.
4337 (pbb_remove_duplicate_pdrs): New.
4338 (new_poly_dr): Do not look for duplicates.
4339 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
4340 (PBB_PDR_DUPLICATES_REMOVED): New.
4341 (pbb_remove_duplicate_pdrs): Declared.
4343 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4345 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
4346 the strides by multiplying by PDR_NB_REFS.
4347 * graphite-poly.c (can_collapse_pdr): New.
4348 (pdr_find_duplicate): New.
4349 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
4350 Initialize PDR_NB_REFS.
4351 * graphite-poly.h (struct poly_dr): Add field nb_refs.
4353 (new_poly_dr): Number of subscripts is a graphite_dim_t.
4355 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4358 * graphite-poly.c (apply_poly_transforms): Remove legality test before
4361 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4363 * graphite-dependences.c (pddr_original_scattering): Return NULL
4364 for read-read dependence relations.
4365 * graphite-poly.h (enum poly_dr_type): Fix comment.
4368 (pdr_may_write_p): New.
4370 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4372 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
4373 (struct poly_dr): Same.
4374 (new_poly_dr): Same.
4375 * graphite-poly.c (new_poly_dr): Same.
4376 * graphite-dependences.c (dot_deps): Disable call to system.
4378 2009-08-28 Cary Coutant <ccoutant@google.com>
4381 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
4382 struct/union/enum types local to a function.
4384 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4385 Sebastian Pop <sebastian.pop@amd.com>
4387 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
4388 pbb_strip_mine_time_depth. Changed the implementation so that
4389 transformation is expressed as a transformation on
4390 time (scatttering) dimensions. Also, ensures that the 2d+1
4391 scheduling format is preserved.
4392 (pbb_strip_mine_profitable_p): Profitability is based on the
4393 iteration number of a given time (scattering) dimension,
4394 and not on a original loop depth dimension.
4395 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
4396 (pbb_do_strip_mine): Call psct_dynamic_dim.
4397 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
4398 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
4399 (pbb_nb_dynamic_scattering_transform): New.
4400 (psct_dynamic_dim): New.
4402 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4404 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4405 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4406 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
4407 * graphite-interchange.c (build_linearized_memory_access): Same.
4408 (memory_stride_in_loop): Same.
4410 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4412 * graphite-dependences.c (pddr_original_scattering): New.
4413 (graphite_legal_transform_dr): Call pddr_original_scattering.
4416 * graphite-dependences.h (dot_deps): Declared.
4417 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
4418 (print_pdr): Print PDR_ID.
4419 * graphite-poly.h (struct poly_dr): Add field id.
4422 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
4424 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4426 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
4427 not delete the original dependence relation.
4429 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4431 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
4432 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
4433 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
4434 (free_poly_ddr): New.
4435 (pddr_is_empty): New.
4436 (dependence_polyhedron_1): Now returns a poly_ddr_p.
4437 (dependence_polyhedron): Same. Remove useless gcc_assert.
4439 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
4440 (graphite_carried_dependence_level_k): Call pddr_is_empty.
4441 * graphite-dependences.h (enum poly_dependence_kind): New.
4442 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
4443 (PDRP_SOURCE): Renamed PDDR_SOURCE.
4444 (PDRP_SINK): Renamed PDDR_SINK.
4445 (PDRP_DDP): Renamed PDDR_DDP.
4447 (free_poly_ddr): Declared.
4448 * graphite-poly.c (new_scop): Use the new hash function names.
4449 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
4450 into original_pddrs.
4451 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
4453 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4455 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
4456 bounds with LT_EXPR to make niter analysis more precise on code
4457 generated by Graphite.
4459 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4461 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
4462 (graphite_legal_transform_bb): Same.
4463 (poly_drs_may_alias_p): Same.
4465 2009-08-28 Richard Guenther <rguenther@suse.de>
4467 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
4469 2009-08-28 Jan Beulich <jbeulich@novell.com>
4471 * config/i386/netware.c: Include langhooks.h.
4472 (i386_nlm_encode_section_info): Simplify.
4473 (netware_override_options): Delete.
4474 * config/i386/netware.h (netware_override_options): Delete
4476 (OVERRIDE_OPTIONS): Delete definition.
4477 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4478 (ASM_COMMENT_START): Define.
4479 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
4481 2009-08-28 Jan Beulich <jbeulich@novell.com>
4483 * configure.ac: For in-tree ld, do a plain version check to
4484 determine whether comdat groups are supported.
4485 * configure: Regenerate.
4487 2009-08-28 Olivier Hainque <hainque@adacore.com>
4489 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
4490 always defined. Reflect definition or absence of such for
4491 COLLECT_EXPORT_LIST. Readability helper.
4492 (scanfilter): New enum, to help control what symbols
4493 are to be considered or ignored by scan_prog_file.
4494 (enum pass): Rename as "scanpass", moved together with scanfilter
4495 prior to scan_prog_file's prototype.
4496 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
4497 Group prototype with the scanpass/scanfilter definitions, factorize
4498 head comments for the several implementations at the prototype.
4499 (main): Reorganize the first pass link control to let AIX
4500 drag only the needed frame tables in executables. Prevent
4501 frame tables collection during the scan aimed at static ctors.
4502 Pre-link and scan for frame tables later to compensate.
4503 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
4504 A C statement to issue assembly directives that create a reference
4505 to the given DWARF table identifier label from the current function
4507 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
4508 to differentiate first time section entry. Only emit a .data
4509 tables start identifier label the first time around.
4510 (switch_to_frame_table_section): New function. Helper for
4511 output_call_frame_info to switch possibly BACK into the eh_frame
4512 or the debug_frame section depending on FOR_EH.
4513 (output_call_frame_info): Use helper to first enter the proper
4515 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
4516 emit a link to the frame table start label from each function
4518 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4519 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
4520 * config/rs6000/rs6000-protos.h: Declare it.
4521 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
4523 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4525 * config/sh/sh.c (split_branches): Check the result of
4528 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4530 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4531 using -pthread -fopenmp
4533 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4535 * doc/service.texi (service directory): Update URL.
4537 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4539 PR rtl-optimization/40861
4540 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4541 extract word from a multi-word subreg for negative byte positions.
4543 2009-08-27 Tristan Gingold <gingold@adacore.com>
4544 Douglas B Rupp <rupp@gnat.com>
4546 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4547 (SECTION_VMS_OVERLAY): Define.
4548 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4550 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4552 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4553 common_object declarations.
4554 (ia64_section_type_flags): Set section flag for common_object.
4555 * config/ia64/ia64-protos.h
4556 (ia64_vms_output_aligned_decl_common): Declare.
4557 (ia64_vms_elf_asm_named_section): Declare.
4559 2009-08-27 Michael Matz <matz@suse.de>
4561 * expr.c (expand_expr_real_2): New function taking exploded
4562 unary or binary expression, split out from ...
4563 (expand_expr_real_1): ... here. Move over all unary/binary
4564 switch parts to above function, in particular these codes:
4565 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4566 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4567 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4568 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4569 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4570 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4571 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4572 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4573 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4574 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4575 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4576 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4577 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4578 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4579 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4580 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4581 VEC_PACK_FIX_TRUNC_EXPR.
4582 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4585 2009-08-27 Richard Guenther <rguenther@suse.de>
4587 * gengtype.c (main): Handle uint64_t.
4588 * ipa-utils.c (get_base_var): Indent properly.
4589 * tree-ssa-live.c (debug_scope_block): New function.
4590 * tree-flow.h (debug_scope_block): Declare.
4591 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4592 * basic-block.h (enum profile_status): Rename to
4593 enum profile_status_d.
4594 (x_profile_status): Adjust type.
4596 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4599 * dwarf2out.c (get_context_die): Declare this static function.
4600 (gen_type_die_with_usage): Make sure a DIE is a generated for
4601 the context of a typedef.
4603 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4605 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4608 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4610 * config/mips/mips-protos.h (mips_output_sync): Declare.
4611 (mips_sync_loop_insns): Likewise.
4612 (mips_output_sync_loop): Replace first two parameters with an rtx.
4613 * config/mips/mips.c (mips_multi_member): New structure.
4614 (mips_multi_members): New variable.
4615 (mips_multi_start): New function.
4616 (mips_multi_add): Likewise.
4617 (mips_multi_add_insn): Likewise.
4618 (mips_multi_add_label): Likewise.
4619 (mips_multi_last_index): Likewise.
4620 (mips_multi_copy_insn): Likewise.
4621 (mips_multi_set_operand): Likewise.
4622 (mips_multi_write): Likewise.
4623 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4624 (mips_init_print_operand_punct): Update accordingly.
4625 (mips_start_ll_sc_sync_block): New function.
4626 (mips_end_ll_sc_sync_block): Likewise.
4627 (mips_output_sync): Likewise.
4628 (mips_sync_insn1_template): Likewise.
4629 (mips_sync_insn2_template): Likewise.
4630 (mips_get_sync_operand): Likewise.
4631 (mips_process_sync_loop): Likewise.
4632 (mips_output_sync_loop): Use mips_process_sync_loop.
4633 (mips_sync_loop_insns): New function.
4634 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4635 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4636 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4637 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4638 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4639 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4640 (MIPS_SYNC_OLD_OP_12): Likewise.
4641 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4642 (MIPS_SYNC_NEW_OP_12): Likewise.
4643 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4644 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4645 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4646 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4647 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4648 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4649 * config/mips/mips.md (sync_mem): New attribute.
4650 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4651 (sync_exclusive_mask, sync_required_oldval): Likewise.
4652 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4653 (sync_release_barrier): Likewise.
4654 (length): Handle sync loops.
4655 (sync): Use mips_output_sync.
4656 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4657 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4658 and use mips_output_sync_loop.
4659 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4660 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4661 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4662 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4663 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4664 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4665 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4666 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4667 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4669 2009-08-26 Richard Guenther <rguenther@suse.de>
4672 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4673 the types to not match.
4674 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4676 * tree-ssa.c (useless_type_conversion_p): Conversions to
4677 pointers to unprototyped functions are useless.
4679 2009-08-26 Richard Guenther <rguenther@suse.de>
4681 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4682 whole-program condition, prepare to be called for non-globals.
4683 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4684 params build a representative with known type and track its fields.
4686 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4688 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4689 clearing by a taken branch.
4690 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4691 effectively after bbro pass.
4692 (sync_nand<mode>): Ditto.
4693 (sync_old_<fetchop_name><mode>): Ditto.
4694 (sync_old_nand<mode>): Ditto.
4695 (sync_new_<fetchop_name><mode>): Dito.
4696 (sync_new_nand<mode>): Ditto.
4697 (sync_compare_and_swap<mode>_1): Ditto.
4698 (*sync_compare_and_swap<mode>): Ditto.
4699 (sync_lock_test_and_set<mode>_1): Ditto.
4700 ("sync_lock_test_and_set<mode>): Ditto.
4702 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4704 * hwint.h (HOST_LONG_FORMAT): New macro
4705 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4706 Use HOST_PTR_PRINTF.
4707 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4708 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4709 (HOST_PTR_PRINTF): Document.
4711 2009-08-25 Jan Hubicka <jh@suse.cz>
4713 * config/i386/bmmintrin.h: Replace by #error.
4716 Michael Meissner <michael.meissner@amd.com>
4717 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4718 Tony Linthicum <tony.linthicum@amd.com>
4720 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4721 (TARGET_ROUND): New macro for the round/ptest instructions which
4722 are shared between SSE4.1 and SSE5.
4723 (OPTION_MASK_ISA_ROUND): Ditto.
4724 (OPTION_ISA_ROUND): Ditto.
4725 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4726 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4728 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4729 (-mfused-madd): New switch to give users control over whether the
4730 compiler optimizes to use the multiply/add SSE5 instructions.
4732 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4733 (ix86_handle_option): Turn off 3dnow if -msse5.
4734 (override_options): Add SSE5 support.
4735 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4737 (ix86_expand_sse_movcc): Add SSE5 support.
4738 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4739 vector type to the next largest size.
4740 (ix86_expand_sse5_pack): New function to use pperm to pack a
4741 vector type to the next smallest size.
4742 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4743 (IX86_BUILTIN_FMADDSD): Ditto.
4744 (IX86_BUILTIN_FMADDPS): Ditto.
4745 (IX86_BUILTIN_FMADDPD): Ditto.
4746 (IX86_BUILTIN_FMSUBSS): Ditto.
4747 (IX86_BUILTIN_FMSUBSD): Ditto.
4748 (IX86_BUILTIN_FMSUBPS): Ditto.
4749 (IX86_BUILTIN_FMSUBPD): Ditto.
4750 (IX86_BUILTIN_FNMADDSS): Ditto.
4751 (IX86_BUILTIN_FNMADDSD): Ditto.
4752 (IX86_BUILTIN_FNMADDPS): Ditto.
4753 (IX86_BUILTIN_FNMADDPD): Ditto.
4754 (IX86_BUILTIN_FNMSUBSS): Ditto.
4755 (IX86_BUILTIN_FNMSUBSD): Ditto.
4756 (IX86_BUILTIN_FNMSUBPS): Ditto.
4757 (IX86_BUILTIN_FNMSUBPD): Ditto.
4758 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4759 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4760 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4761 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4762 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4763 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4764 (IX86_BUILTIN_PPERM): Ditto.
4765 (IX86_BUILTIN_PERMPS): Ditto.
4766 (IX86_BUILTIN_PERMPD): Ditto.
4767 (IX86_BUILTIN_PMACSSWW): Ditto.
4768 (IX86_BUILTIN_PMACSWW): Ditto.
4769 (IX86_BUILTIN_PMACSSWD): Ditto.
4770 (IX86_BUILTIN_PMACSWD): Ditto.
4771 (IX86_BUILTIN_PMACSSDD): Ditto.
4772 (IX86_BUILTIN_PMACSDD): Ditto.
4773 (IX86_BUILTIN_PMACSSDQL): Ditto.
4774 (IX86_BUILTIN_PMACSSDQH): Ditto.
4775 (IX86_BUILTIN_PMACSDQL): Ditto.
4776 (IX86_BUILTIN_PMACSDQH): Ditto.
4777 (IX86_BUILTIN_PMADCSSWD): Ditto.
4778 (IX86_BUILTIN_PMADCSWD): Ditto.
4779 (IX86_BUILTIN_PHADDBW): Ditto.
4780 (IX86_BUILTIN_PHADDBD): Ditto.
4781 (IX86_BUILTIN_PHADDBQ): Ditto.
4782 (IX86_BUILTIN_PHADDWD): Ditto.
4783 (IX86_BUILTIN_PHADDWQ): Ditto.
4784 (IX86_BUILTIN_PHADDDQ): Ditto.
4785 (IX86_BUILTIN_PHADDUBW): Ditto.
4786 (IX86_BUILTIN_PHADDUBD): Ditto.
4787 (IX86_BUILTIN_PHADDUBQ): Ditto.
4788 (IX86_BUILTIN_PHADDUWD): Ditto.
4789 (IX86_BUILTIN_PHADDUWQ): Ditto.
4790 (IX86_BUILTIN_PHADDUDQ): Ditto.
4791 (IX86_BUILTIN_PHSUBBW): Ditto.
4792 (IX86_BUILTIN_PHSUBWD): Ditto.
4793 (IX86_BUILTIN_PHSUBDQ): Ditto.
4794 (IX86_BUILTIN_PROTB): Ditto.
4795 (IX86_BUILTIN_PROTW): Ditto.
4796 (IX86_BUILTIN_PROTD): Ditto.
4797 (IX86_BUILTIN_PROTQ): Ditto.
4798 (IX86_BUILTIN_PROTB_IMM): Ditto.
4799 (IX86_BUILTIN_PROTW_IMM): Ditto.
4800 (IX86_BUILTIN_PROTD_IMM): Ditto.
4801 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4802 (IX86_BUILTIN_PSHLB): Ditto.
4803 (IX86_BUILTIN_PSHLW): Ditto.
4804 (IX86_BUILTIN_PSHLD): Ditto.
4805 (IX86_BUILTIN_PSHLQ): Ditto.
4806 (IX86_BUILTIN_PSHAB): Ditto.
4807 (IX86_BUILTIN_PSHAW): Ditto.
4808 (IX86_BUILTIN_PSHAD): Ditto.
4809 (IX86_BUILTIN_PSHAQ): Ditto.
4810 (IX86_BUILTIN_FRCZSS): Ditto.
4811 (IX86_BUILTIN_FRCZSD): Ditto.
4812 (IX86_BUILTIN_FRCZPS): Ditto.
4813 (IX86_BUILTIN_FRCZPD): Ditto.
4814 (IX86_BUILTIN_CVTPH2PS): Ditto.
4815 (IX86_BUILTIN_CVTPS2PH): Ditto.
4816 (IX86_BUILTIN_COMEQSS): Ditto.
4817 (IX86_BUILTIN_COMNESS): Ditto.
4818 (IX86_BUILTIN_COMLTSS): Ditto.
4819 (IX86_BUILTIN_COMLESS): Ditto.
4820 (IX86_BUILTIN_COMGTSS): Ditto.
4821 (IX86_BUILTIN_COMGESS): Ditto.
4822 (IX86_BUILTIN_COMUEQSS): Ditto.
4823 (IX86_BUILTIN_COMUNESS): Ditto.
4824 (IX86_BUILTIN_COMULTSS): Ditto.
4825 (IX86_BUILTIN_COMULESS): Ditto.
4826 (IX86_BUILTIN_COMUGTSS): Ditto.
4827 (IX86_BUILTIN_COMUGESS): Ditto.
4828 (IX86_BUILTIN_COMORDSS): Ditto.
4829 (IX86_BUILTIN_COMUNORDSS): Ditto.
4830 (IX86_BUILTIN_COMFALSESS): Ditto.
4831 (IX86_BUILTIN_COMTRUESS): Ditto.
4832 (IX86_BUILTIN_COMEQSD): Ditto.
4833 (IX86_BUILTIN_COMNESD): Ditto.
4834 (IX86_BUILTIN_COMLTSD): Ditto.
4835 (IX86_BUILTIN_COMLESD): Ditto.
4836 (IX86_BUILTIN_COMGTSD): Ditto.
4837 (IX86_BUILTIN_COMGESD): Ditto.
4838 (IX86_BUILTIN_COMUEQSD): Ditto.
4839 (IX86_BUILTIN_COMUNESD): Ditto.
4840 (IX86_BUILTIN_COMULTSD): Ditto.
4841 (IX86_BUILTIN_COMULESD): Ditto.
4842 (IX86_BUILTIN_COMUGTSD): Ditto.
4843 (IX86_BUILTIN_COMUGESD): Ditto.
4844 (IX86_BUILTIN_COMORDSD): Ditto.
4845 (IX86_BUILTIN_COMUNORDSD): Ditto.
4846 (IX86_BUILTIN_COMFALSESD): Ditto.
4847 (IX86_BUILTIN_COMTRUESD): Ditto.
4848 (IX86_BUILTIN_COMEQPS): Ditto.
4849 (IX86_BUILTIN_COMNEPS): Ditto.
4850 (IX86_BUILTIN_COMLTPS): Ditto.
4851 (IX86_BUILTIN_COMLEPS): Ditto.
4852 (IX86_BUILTIN_COMGTPS): Ditto.
4853 (IX86_BUILTIN_COMGEPS): Ditto.
4854 (IX86_BUILTIN_COMUEQPS): Ditto.
4855 (IX86_BUILTIN_COMUNEPS): Ditto.
4856 (IX86_BUILTIN_COMULTPS): Ditto.
4857 (IX86_BUILTIN_COMULEPS): Ditto.
4858 (IX86_BUILTIN_COMUGTPS): Ditto.
4859 (IX86_BUILTIN_COMUGEPS): Ditto.
4860 (IX86_BUILTIN_COMORDPS): Ditto.
4861 (IX86_BUILTIN_COMUNORDPS): Ditto.
4862 (IX86_BUILTIN_COMFALSEPS): Ditto.
4863 (IX86_BUILTIN_COMTRUEPS): Ditto.
4864 (IX86_BUILTIN_COMEQPD): Ditto.
4865 (IX86_BUILTIN_COMNEPD): Ditto.
4866 (IX86_BUILTIN_COMLTPD): Ditto.
4867 (IX86_BUILTIN_COMLEPD): Ditto.
4868 (IX86_BUILTIN_COMGTPD): Ditto.
4869 (IX86_BUILTIN_COMGEPD): Ditto.
4870 (IX86_BUILTIN_COMUEQPD): Ditto.
4871 (IX86_BUILTIN_COMUNEPD): Ditto.
4872 (IX86_BUILTIN_COMULTPD): Ditto.
4873 (IX86_BUILTIN_COMULEPD): Ditto.
4874 (IX86_BUILTIN_COMUGTPD): Ditto.
4875 (IX86_BUILTIN_COMUGEPD): Ditto.
4876 (IX86_BUILTIN_COMORDPD): Ditto.
4877 (IX86_BUILTIN_COMUNORDPD): Ditto.
4878 (IX86_BUILTIN_COMFALSEPD): Ditto.
4879 (IX86_BUILTIN_COMTRUEPD): Ditto.
4880 (IX86_BUILTIN_PCOMEQUB): Ditto.
4881 (IX86_BUILTIN_PCOMNEUB): Ditto.
4882 (IX86_BUILTIN_PCOMLTUB): Ditto.
4883 (IX86_BUILTIN_PCOMLEUB): Ditto.
4884 (IX86_BUILTIN_PCOMGTUB): Ditto.
4885 (IX86_BUILTIN_PCOMGEUB): Ditto.
4886 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4887 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4888 (IX86_BUILTIN_PCOMEQUW): Ditto.
4889 (IX86_BUILTIN_PCOMNEUW): Ditto.
4890 (IX86_BUILTIN_PCOMLTUW): Ditto.
4891 (IX86_BUILTIN_PCOMLEUW): Ditto.
4892 (IX86_BUILTIN_PCOMGTUW): Ditto.
4893 (IX86_BUILTIN_PCOMGEUW): Ditto.
4894 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4895 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4896 (IX86_BUILTIN_PCOMEQUD): Ditto.
4897 (IX86_BUILTIN_PCOMNEUD): Ditto.
4898 (IX86_BUILTIN_PCOMLTUD): Ditto.
4899 (IX86_BUILTIN_PCOMLEUD): Ditto.
4900 (IX86_BUILTIN_PCOMGTUD): Ditto.
4901 (IX86_BUILTIN_PCOMGEUD): Ditto.
4902 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4903 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4904 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4905 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4906 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4907 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4908 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4909 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4910 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4911 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4912 (IX86_BUILTIN_PCOMEQB): Ditto.
4913 (IX86_BUILTIN_PCOMNEB): Ditto.
4914 (IX86_BUILTIN_PCOMLTB): Ditto.
4915 (IX86_BUILTIN_PCOMLEB): Ditto.
4916 (IX86_BUILTIN_PCOMGTB): Ditto.
4917 (IX86_BUILTIN_PCOMGEB): Ditto.
4918 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4919 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4920 (IX86_BUILTIN_PCOMEQW): Ditto.
4921 (IX86_BUILTIN_PCOMNEW): Ditto.
4922 (IX86_BUILTIN_PCOMLTW): Ditto.
4923 (IX86_BUILTIN_PCOMLEW): Ditto.
4924 (IX86_BUILTIN_PCOMGTW): Ditto.
4925 (IX86_BUILTIN_PCOMGEW): Ditto.
4926 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4927 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4928 (IX86_BUILTIN_PCOMEQD): Ditto.
4929 (IX86_BUILTIN_PCOMNED): Ditto.
4930 (IX86_BUILTIN_PCOMLTD): Ditto.
4931 (IX86_BUILTIN_PCOMLED): Ditto.
4932 (IX86_BUILTIN_PCOMGTD): Ditto.
4933 (IX86_BUILTIN_PCOMGED): Ditto.
4934 (IX86_BUILTIN_PCOMFALSED): Ditto.
4935 (IX86_BUILTIN_PCOMTRUED): Ditto.
4936 (IX86_BUILTIN_PCOMEQQ): Ditto.
4937 (IX86_BUILTIN_PCOMNEQ): Ditto.
4938 (IX86_BUILTIN_PCOMLTQ): Ditto.
4939 (IX86_BUILTIN_PCOMLEQ): Ditto.
4940 (IX86_BUILTIN_PCOMGTQ): Ditto.
4941 (IX86_BUILTIN_PCOMGEQ): Ditto.
4942 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4943 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4944 (enum multi_arg_type): New enum for describing the various SSE5
4945 intrinsic argument types.
4946 (bdesc_multi_arg): New table for SSE5 intrinsics.
4947 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4948 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4950 (ix86_expand_builtin): Add SSE5 intrinsic support.
4951 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4952 operand instructions.
4953 (ix86_expand_sse5_multiple_memory): New function to split the
4954 second memory reference from SSE5 instructions.
4955 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4956 (ix86_return_pops_args): Use stdarg_p to determine if the function
4957 has variable arguments.
4958 (ix86_setup_incoming_varargs): Ditto.
4959 (x86_this_parameter): Ditto.
4961 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4963 (ix86_expand_sse5_pack): Ditto.
4964 (ix86_sse5_valid_op_p): Ditto.
4965 (ix86_expand_sse5_multiple_memory): Ditto.
4967 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4968 constant for SSE5 support.
4969 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4970 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4971 (UNSPEC_SSE5_PERMUTE): Ditto.
4972 (UNSPEC_SSE5_ASHIFT): Ditto.
4973 (UNSPEC_SSE5_LSHIFT): Ditto.
4974 (UNSPEC_FRCZ): Ditto.
4975 (UNSPEC_CVTPH2PS): Ditto.
4976 (UNSPEC_CVTPS2PH): Ditto.
4977 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4979 (COM_FALSE_S): Ditto.
4980 (COM_FALSE_P): Ditto.
4981 (COM_TRUE_S): Ditto.
4982 (COM_TRUE_P): Ditto.
4983 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4984 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4986 (memory attribute): Ditto.
4987 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4988 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4989 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4990 (floor<mode>2): Ditto.
4991 (ceil<mode>2): Ditto.
4992 (btrunc<mode>2): Ditto.
4993 (nearbyintdf2): Ditto.
4994 (nearbyintsf2): Ditto.
4995 (sse_setccsf): Disable if SSE5.
4996 (sse_setccdf): Ditto.
4997 (sse5_setcc<mode>): New support for SSE5 conditional move.
4998 (sse5_pcmov_<mode>): Ditto.
5000 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5002 (SSEMODEF2P): Ditto.
5003 (ssemodesuffixf4): New mode attribute for SSE5.
5004 (ssemodesuffixf2s): Ditto.
5005 (ssemodesuffixf2c): Ditto.
5006 (sserotatemax): Ditto.
5007 (ssescalarmode): Ditto.
5008 (sse_maskcmpv4sf3): Disable if SSE5.
5009 (sse_maskcmpv2df3): Ditto.
5010 (sse_vmmaskcmpv4sf3): Ditto.
5011 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
5012 (sse5_vmfmadd<mode>4): Ditto.
5013 (sse5_fmsub<mode>4): Ditto.
5014 (sse5_vmfmsub<mode>4): Ditto.
5015 (sse5_fnmadd<mode>4): Ditto.
5016 (sse5_vmfnmadd<mode>4): Ditto.
5017 (sse5_fnmsub<mode>4): Ditto.
5018 (sse5_vmfnmsub<mode>4): Ditto.
5019 (sse5i_fmadd<mode>4): Ditto.
5020 (sse5i_fmsub<mode>4): Ditto.
5021 (sse5i_fnmadd<mode>4): Ditto.
5022 (sse5i_fnmsub<mode>4): Ditto.
5023 (sse5i_vmfmadd<mode>4): Ditto.
5024 (sse5i_vmfmsub<mode>4): Ditto.
5025 (sse5i_vmfnmadd<mode>4): Ditto.
5026 (sse5i_vmfnmsub<mode>4): Ditto.
5027 (mulv16qi3): Add SSE5 support.
5029 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5030 (sse2_mulv4si3): Disable if SSE5.
5031 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5032 (sse4_1_roundps): Ditto.
5033 (sse4_1_roundsd): Ditto.
5034 (sse4_1_roundss): Ditto.
5035 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5037 (sse_maskcmpsf3): Ditto.
5038 (sse_vmmaskcmpv4sf3): Ditto.
5039 (sse2_maskcmpv2df3): Ditto.
5040 (sse2_maskcmpdf3): Ditto.
5041 (sse2_vmmaskcmpv2df3): Ditto.
5042 (sse2_eq<mode>3): Ditto.
5043 (sse2_gt<mode>3): Ditto.
5044 (sse5_pcmov_<mode>): Add SSE5 support.
5045 (vec_unpacku_hi_v16qi): Ditto.
5046 (vec_unpacks_hi_v16qi): Ditto.
5047 (vec_unpacku_lo_v16qi): Ditto.
5048 (vec_unpacks_lo_v16qi): Ditto.
5049 (vec_unpacku_hi_v8hi): Ditto.
5050 (vec_unpacks_hi_v8hi): Ditto.
5051 (vec_unpacku_lo_v8hi): Ditto.
5052 (vec_unpacks_lo_v8hi): Ditto.
5053 (vec_unpacku_hi_v4si): Ditto.
5054 (vec_unpacks_hi_v4si): Ditto.
5055 (vec_unpacku_lo_v4si): Ditto.
5056 (vec_unpacks_lo_v4si): Ditto.
5057 (sse5_pmacsww): New SSE5 intrinsic insn.
5058 (sse5_pmacssww): Ditto.
5059 (sse5_pmacsdd): Ditto.
5060 (sse5_pmacssdd): Ditto.
5061 (sse5_pmacssdql): Ditto.
5062 (sse5_pmacssdqh): Ditto.
5063 (sse5_pmacsdqh): Ditto.
5064 (sse5_pmacsswd): Ditto.
5065 (sse5_pmacswd): Ditto.
5066 (sse5_pmadcsswd): Ditto.
5067 (sse5_pmadcswd): Ditto.
5068 (sse5_pcmov_<move>): Conditional move support on SSE5.
5069 (sse5_phaddbw): New SSE5 intrinsic insn.
5070 (sse5_phaddbd): Ditto.
5071 (sse5_phaddbq): Ditto.
5072 (sse5_phaddwd): Ditto.
5073 (sse5_phaddwq): Ditto.
5074 (sse5_phadddq): Ditto.
5075 (sse5_phaddubw): Ditto.
5076 (sse5_phaddubd): Ditto.
5077 (sse5_phaddubq): Ditto.
5078 (sse5_phadduwd): Ditto.
5079 (sse5_phadduwq): Ditto.
5080 (sse5_phaddudq): Ditto.
5081 (sse5_phsubbw): Ditto.
5082 (sse5_phsubwd): Ditto.
5083 (sse5_phsubdq): Ditto.
5084 (sse5_pperm): Ditto.
5085 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5086 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5087 (sse5_pperm_sign_v8hi_v4si): Ditto.
5088 (sse5_pperm_zero_v8hi_v4si): Ditto.
5089 (sse5_pperm_sign_v4si_v2di): Ditto.
5090 (sse5_pperm_sign_v4si_v2di): Ditto.
5091 (sse5_pperm_pack_v2di_v4si): Ditto.
5092 (sse5_pperm_pack_v4si_v8hi): Ditto.
5093 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5094 (sse5_perm<mode>): New SSE5 intrinsic insn.
5095 (rotl<mode>3): Ditto.
5096 (sse5_rotl<mode>3): Ditto.
5097 (sse5_ashl<mode>3): Ditto.
5098 (sse5_lshl<mode>3): Ditto.
5099 (sse5_frcz<mode>2): Ditto.
5100 (sse5s_frcz<mode>2): Ditto.
5101 (sse5_cvtph2ps): Ditto.
5102 (sse5_cvtps2ph): Ditto.
5103 (sse5_vmmaskcmp<mode>3): Ditto.
5104 (sse5_com_tf<mode>3): Ditto.
5105 (sse5_maskcmp<mode>3): Ditto.
5106 (sse5_maskcmp_uns<mode>3): Ditto.
5107 (sse5_maskcmp_uns2<mode>3): Ditto.
5108 (sse5_pcom_tf<mode>3): Ditto.
5110 * config/i386/predicates.md (sse5_comparison_float_operator):
5111 New predicate to match the comparison operators supported by
5112 the SSE5 com instruction.
5113 (ix86_comparison_int_operator): New predicate to match just the
5114 signed int comparisons.
5115 (ix86_comparison_uns_operator): New predicate to match just the
5116 unsigned int comparisons.
5118 * doc/invoke.texi (-msse5): Add documentation.
5119 (-mfused-madd): Ditto.
5121 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5123 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5125 (x86_64-*-*): Ditto.
5127 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5129 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5130 intrinisics for SSE5.
5132 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5135 * config/i386/mmintrin-common.h: New file, to contain common
5136 instructions between SSE4.1 and SSE5.
5138 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5139 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5140 (gen_regparm_prefix): Ditto.
5142 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5143 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5144 prototype_p to determine if a function is prototyped.
5146 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
5148 * c-common.c (c_common_reswords) add the alignof keyword,
5149 with same RID as __alignof and __alignof__
5151 2009-08-25 Anatoly Sokolov <aesok@post.ru>
5153 * hooks.h (hook_bool_const_int_const_int_true): Declare.
5154 * hooks.c (hook_bool_const_int_const_int_true): New function.
5155 * target.h (struct gcc_target): Add can_eliminate field.
5156 * target-def.h (TARGET_CAN_ELIMINATE): Define.
5157 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
5158 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
5159 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
5160 (elim_table): Revise comment.
5161 * system.h (CAN_ELIMINATE): Poison.
5162 * defaults.h (CAN_ELIMINATE): Remove.
5163 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5165 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
5166 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
5168 (alpha_vms_can_eliminate): Declare as static, change return type to
5170 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
5172 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
5173 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
5174 (arm_can_eliminate): New function.
5176 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
5177 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
5178 (avr_can_eliminate): Declare as static.
5179 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
5181 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
5182 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
5183 (bfin_can_eliminate): New function.
5185 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
5186 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
5187 (crx_can_eliminate): New function.
5189 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
5190 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
5191 (fr30_can_eliminate): New function.
5193 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
5194 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
5195 (frv_can_eliminate): New function.
5197 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
5198 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
5199 (h8300_can_eliminate): New function.
5201 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
5202 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
5203 (i386_can_eliminate): Declare as static, change return type to bool.
5204 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
5206 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
5207 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
5208 (ia64_can_eliminate): New function.
5210 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
5211 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
5212 (iq2000_can_eliminate): New function.
5214 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
5215 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
5216 (m32r_can_eliminate): New function.
5218 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
5219 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
5220 (m68hc11_can_eliminate): New function.
5222 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
5223 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
5224 (m68k_can_eliminate): New function.
5226 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
5227 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
5228 (mep_can_eliminate): New function.
5230 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
5231 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
5232 (mips_can_eliminate): New function.
5234 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
5235 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
5236 (rs6000_can_eliminate): New function.
5238 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
5239 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
5240 (s390_can_eliminate): Declare as static.
5241 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
5243 * config/score/score.h (CAN_ELIMINATE): Remove macro.
5244 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
5245 (score_can_eliminate): New function.
5247 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
5248 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
5249 (sparc_can_eliminate): Declare as static.
5250 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
5252 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
5253 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
5254 (xstormy16_can_eliminate): New function.
5256 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
5257 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
5258 (v850_can_eliminate): New function.
5260 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
5262 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
5263 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
5264 (*movdfcc_ext[1234]): Disable for IEEE mode.
5266 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
5268 * gimplify.c (prepare_gimple_addressable): New static function.
5269 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
5271 (gimplify_addr_expr): Invoke it similarly on the operand instead of
5272 manually fiddling with it.
5274 2009-08-25 Michael Matz <matz@suse.de>
5276 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
5277 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
5279 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
5280 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
5281 (do_jump): Split out code for simple binary comparisons into ...
5282 (do_jump_1): ... this, taking the individual operands and code.
5283 Change callers to helper function above accordingly.
5284 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
5287 2009-08-25 Michael Matz <matz@suse.de>
5289 * expr.h (struct separate_ops, sepops): New type for passing
5290 around an exploded simple expression.
5291 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
5292 Use this structure instead of expression tree.
5293 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
5294 expression, only its type.
5295 (expand_vec_cond_expr): Take type and individual operands instead
5297 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
5298 expand_vec_shift_expr): Change prototype accordingly.
5299 * tree-vect-stmts.c (vectorizable_condition): Change call of
5300 expand_vec_cond_expr_p to pass only type.
5301 * expr.c (do_store_flags): Change prototype and implementation
5302 to take an exploded expression.
5303 (expand_expr_real_1): New local ops initialized with details
5304 of the full expression. Use it instead of full
5305 expression in calls to do_store_flags, expand_vec_cond_expr,
5306 expand_widen_pattern_expr and expand_vec_shift_expr.
5308 2009-08-25 Michael Matz <matz@suse.de>
5310 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
5311 treeop2 initialized with first three operands of the full expression.
5312 Substitute all TREE_OPERAND (exp, [012]) calls with them.
5314 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
5316 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
5317 (__gthread_objc_condition_allocate): Mark arguments as unused.
5318 (__gthread_objc_condition_deallocate): Likewise.
5319 (__gthread_objc_condition_wait): Likewise.
5320 (__gthread_objc_condition_broadcast): Likewise.
5321 (__gthread_objc_condition_signal): Likewise.
5322 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
5323 (__gthread_objc_thread_id): Likewise.
5325 2009-08-25 Janus Weil <janus@gcc.gnu.org>
5328 * tree-pretty-print.c (print_call_name): Print the correct call name
5329 for procedure pointer components.
5331 2009-08-24 Steve Ellcey <sje@cup.hp.com>
5333 * config/ia64/ia64.c (ia64_promote_function_mode): Call
5334 default_promote_function_mode when not VMS.
5336 2009-08-24 Olivier Hainque <hainque@adacore.com>
5338 * convert.c (convert_to_integer): Don't assume an input pointer is
5339 POINTER_SIZE wide. Fetch from the type instead.
5341 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5343 * configure.ac (AC_PREREQ): Bump to 2.64.
5345 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
5347 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
5348 (process_command): Don't search standard_exec_prefix_1 and
5349 standard_exec_prefix_2.
5351 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5353 * config/arm/arm.c (output_return_instruction): Handle for
5356 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5358 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
5360 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5362 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
5363 (*arm_movdf_vfp): Likewise.
5365 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5367 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
5368 (vashr<mode>3): Rename from ashr<mode>3.
5369 (vlshr<mode>3): Rename from lshr<mode>3.
5371 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
5374 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
5375 (check_format_info_main): Use scalar_identify_flag.
5376 (check_format_types): Check for scalar size identity if
5377 scalar_identify_flag is set.
5378 (printf_length_specs): Extend by new field.
5379 (asm_fprintf_length_specs): Likewise.
5380 (gcc_diag_length_specs): Likewise.
5381 (scanf_length_specs): Likewise.
5382 (strfmon_length_specs): Likewise.
5383 (gcc_gfc_length_specs): Likewise.
5384 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
5385 (ms_printf_flag_specs): Likewise.
5386 * c-format.h (format_length_info): Add new member scalar_identity_flag.
5388 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
5391 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
5392 (*call_value_pop_1): Ditto.
5393 (*sibcall_pop_1): New insn pattern.
5394 (*sibcall_value_pop_1): Ditto.
5396 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5399 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
5402 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5405 * fwprop.c (try_fwprop_subst): Allow multiple sets.
5406 (get_reg_use_in): New function.
5407 (forward_propagate_subreg): Propagate through subreg of zero_extend
5410 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
5412 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
5413 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5415 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5417 * configure.ac: Remove --with-datarootdir, --with-docdir,
5418 --with-htmldir switches. No need to call AC_SUBST for
5419 datarootdir, docdir, htmldir any more.
5420 * configure: Regenerate.
5421 * doc/install.texi (Configuration): Document --datarootdir,
5422 --docdir, --htmldir, --pdfdir; update documentation for
5423 --infodir, --mandir.
5424 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
5427 * aclocal.m4: Regenerate.
5428 * config.in: Regenerate.
5429 * configure: Regenerate.
5431 2009-08-21 Douglas B Rupp <rupp@gnat.com>
5432 Olivier Hainque <hainque@adacore.com>
5434 * config/ia64/ia64.c: Include libfuncs.h.
5435 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
5436 (ia64_expand_call): Use reg 25 on VMS.
5437 (ia64_initialize_trampoline): Fix for VMS ABI.
5438 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
5439 (ia64_function_arg): Initialize reg 25 on VMS.
5440 Fix OpenVMS ABI issues for varargs.
5441 For OpenVMS, emit the Argument Information register set in the
5442 incoming/sibcall case as well.
5443 (ia64_arg_type): New function.
5444 (ia64_function_arg_advance): Keep track of cum->words.
5445 Fix OpenVMS ABI issues for varargs.
5446 (ia64_function_value): On VMS, promote mode of non-aggregate types.
5447 (ia64_override_options): Set flag_no_common on VMS.
5448 (ia64_init_builtins): Disable FWRITE builtin.
5449 (ia64_asm_output_external): Call DO_CRTL_NAMES.
5450 (ia64_vms_init_libfuncs): Add decc$ routines.
5451 (ia64_vms_valid_pointer_mode): New function.
5452 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
5453 (ia64_promote_function_mode): New function
5454 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
5455 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
5456 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5457 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
5458 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
5459 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
5460 Suppress trailing '#' if VALUE is numeric.
5461 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
5462 ia64_promote_function_mode.
5463 (TARGET_VALID_POINTER_MODE): Define.
5465 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5468 * config/rs6000/rs6000.c (rs6000_override_options): Use
5469 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
5472 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
5473 reporting of vector + decimal/boolean/complex error.
5475 2009-08-21 Jakub Jelinek <jakub@redhat.com>
5477 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
5478 __vector double TYPE_DECL.
5480 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
5482 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
5483 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
5484 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
5485 to pointer to enum machine_mode. Update all callers as needed.
5487 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
5489 * config/alpha/alpha.md (exception_receiver): Emit alternative
5490 GP load sequence if flag_reorder_blocks_and_partition is set.
5491 (*exception_receiver_2): Also enable when
5492 flag_reorder_blocks_and_partition is set.
5494 2009-08-20 Matt Rice <ratmice@gmail.com>
5495 Diego Novillo <dnovillo@google.com>
5497 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
5500 2009-08-20 Richard Guenther <rguenther@suse.de>
5502 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
5503 * c-tree.h (c_dup_lang_specific_decl): Remove.
5504 (struct lang_decl, struct lang_type): Move definitions ...
5505 * c-lang.h: ... here. New file.
5506 * c-decl.c: Include c-lang.h.
5507 (c_dup_lang_specific_decl): Remove.
5508 * c-typeck.c: Include c-lang.h.
5509 * Makefile.in (c-decl.o): Add c-lang.h dependency.
5510 (c-typeck.o): Likewise.
5511 * c-config-lang.in (gtfiles): Add c-lang.h.
5512 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
5515 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
5517 * config/alpha/alpha.c (alpha_end_function): Do not clear
5518 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5519 this is now handled in generic code.
5521 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5523 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
5524 (s390_z10_fix_long_loop_prediction): New function.
5525 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
5526 (s390_reorg): Walk over the INSNs and invoke
5527 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5529 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5531 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5532 "*brx_64bit", "*brx_31bit"): New patterns.
5533 * config/s390/s390.c ('E'): New output modifier.
5535 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5536 Richard Earnshaw <richard.earnshaw@arm.com>
5538 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5539 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5541 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5543 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5545 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5546 for mode mode of operand0 when doing secondary reload for SAR.
5548 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5551 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5552 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5554 2009-08-19 Jason Merrill <jason@redhat.com>
5556 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5557 supported template depth in C++0x.
5559 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5561 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5562 free_after_compilation.
5563 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5564 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5565 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5566 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5567 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5568 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5569 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5571 2009-08-19 Ian Lance Taylor <iant@google.com>
5573 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5574 of (plus (mult (neg B) C) A).
5576 2009-08-18 Michael Matz <matz@suse.de>
5578 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5579 instead of comparing TYPE_MAIN_VARIANT for equality.
5580 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5581 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5582 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5583 * gimplify.c (goa_lhs_expr_p): Ditto and use
5584 STRIP_USELESS_TYPE_CONVERSION.
5586 2009-08-18 Michael Matz <matz@suse.de>
5588 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5589 first field in a struct.
5590 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5592 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5594 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5595 locators before emit_insn is called. Remove assert that
5597 (alpha_end_function): Clear crtl->emit structure and free insn
5598 locators if cfun->is_thunk is true.
5600 2009-08-18 Jason Merrill <jason@redhat.com>
5602 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5604 * configure.ac: Test for it.
5605 * configure, config.in: Regenerate.
5606 * doc/install.texi: Document --enable-gnu-unique-object.
5608 2009-08-18 Richard Guenther <rguenther@suse.de>
5611 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5612 pow(x,y*z) only if x is nonnegative.
5614 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5616 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5620 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5621 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5623 2009-08-17 DJ Delorie <dj@redhat.com>
5625 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5626 * config/m32c/prologue.md (epilogue_freit): New.
5628 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5629 (bank_switch_p): Likewise.
5630 (fast_interrupt_p): Likewise.
5631 (interrupt_p): Likewise.
5632 (m32c_conditional_register_usage): Round memregs size up.
5633 (need_to_save): We only need to save $a0 when we use ENTER.
5634 (interrupt_p): Check for fast_interrupt too.
5635 (bank_switch_p): New.
5636 (fast_interrupt_p): New.
5637 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5638 (m32c_emit_prolog): Support bank switching and fast interrupts.
5639 * doc/extend.texi (Function Attributes): Add bank_switch and
5642 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5644 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5645 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5647 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5649 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5650 (menu): Add IA-64/VMS Options.
5651 (IA-64/VMS Options): Likewise.
5653 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5656 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5658 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5660 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5661 (mips_pop_asm_switch): Likewise.
5662 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5664 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5665 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5666 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5667 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5668 instead of set_noreorder.
5669 (mips_output_function_prologue): Use the new functions.
5670 (mips_output_function_epilogue): Likewise.
5671 (mips_need_noat_wrapper_p): New function, split out from...
5672 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5673 Use mips_push_asm_switch and mips_pop_asm_switch.
5674 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5675 and mips_pop_asm_switch.
5676 (ASM_OUTPUT_REG_POP): Likewise.
5677 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5678 Use mips_pop_asm_switch.
5679 (mips_asm_switch): New structure.
5680 (set_noreorder, set_nomacro): Replace with...
5681 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5682 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5683 instead of set_nomacro.
5684 (fix_truncsfsi2_macro): Likewise.
5685 (cprestore): Likewise.
5686 (hazard): Use mips_noreorder instead of set_noreorder.
5687 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5689 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5691 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5692 from prev_active_insn.
5694 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5696 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5697 * config/avr/avr.c (avr_override_options): Initialize
5698 avr_current_arch variable.
5699 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5700 __AVR_HAVE_16BIT_SP__ according to the device type.
5701 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5703 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5704 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5706 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5709 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5710 generating inlined subroutine die only. We shouldn't be
5711 called for anything else.
5712 (gen_block_die): Don't generate inline subroutine debug info for
5715 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5717 * graphite-poly.c (print_pbb): Print PBB index.
5719 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5722 * graphite-interchange.c (ppl_max_for_le): Moved...
5723 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5724 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5725 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5726 * graphite-ppl.h (ppl_max_for_le): Declared.
5728 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5730 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5731 supported on all platforms.
5732 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5733 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5734 * c-pragma.c: Likewise.
5735 * target-def.h (TARGET_INITIALIZER): Remove
5736 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5737 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5739 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5741 * config/ia64/fde-vms.c: New file.
5742 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5743 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5744 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5745 (uw_frame_state_for): Only register a personality routine if it is
5746 known to be compatible with our expectations.
5747 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5748 Declare unw_table_entry stack variable and
5749 mod all calls to _Unwind_FindTableEntry to add arg.
5750 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5751 (_Unwind_FindTableEntry): Add arg to prototype.
5753 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5755 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5756 field 'signal_pfs_loc'.
5757 (uw_frame_state_for): Remove duplicate code dealing with leaf
5758 procedures without unwind info.
5759 If in the frame after unwinding through a signal handler, restore
5760 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5761 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5762 'pfs_loc' to the AR.PFS location in the signal context; instead
5763 set 'signal_pfs_loc'.
5764 Manually generate the unwind info for the AR.PFS register.
5765 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5766 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5767 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5768 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5769 instead set 'signal_pfs_loc'.
5770 Remove code preventing the AR.PFS register from being restored
5771 from the signal context.
5773 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5774 Tristan Gingold <gingold@adacore.com>
5776 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5777 * config/ia64/t-vms: New file.
5778 * config/ia64/vms64.h: New file.
5779 * config/ia64/vms.h: New file.
5780 * config/ia64/vms-crtinit.asm: New file.
5781 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5782 * config/ia64/vms-unwind.h: New file.
5784 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5786 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5789 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5792 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5794 * real.h (do_mpc_arg2): ... here.
5795 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5798 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5800 * final.c (add_debug_prefix_map): Don't use GC memory for
5801 old_prefix and new_prefix.
5803 2009-08-14 Richard Guenther <rguenther@suse.de>
5805 * ipa-prop.c (compute_complex_pass_through): If we cannot
5806 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5808 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5810 * c-lex.c (c_lex_with_flags): Increase size of local variable
5811 to avoid memory clobber.
5813 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5816 * config/i386/i386.c (ix86_fp_comparison_strategy):
5817 Only enable/disable sahf at function granularity.
5819 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5821 PR rtl-optimization/41064
5822 * reload1.c (reload_as_needed): Don't call extract_insn
5823 for known invalid replacements after calling
5824 validate_replace_rtx_group and verify_changes.
5826 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5829 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5830 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5831 ix86_expand_fp_vcond.
5832 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5833 Assert that operation is supported by ix86_expand_int_vcond.
5834 (vcondu<SSEMODE124C8:mode>): Ditto.
5836 2009-08-13 DJ Delorie <dj@redhat.com>
5838 * config/i386/djgpp-stdint.h: New.
5839 * config.gcc (djgpp): Use it.
5841 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5843 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5844 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5846 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5848 * tree-ssa-loop-prefetch.c
5849 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5850 for long-stride pruning.
5851 (compute_miss_rate): New function to compute the probability
5852 that two memory references access different cache lines.
5854 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5856 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5858 2009-08-13 Richard Guenther <rguenther@suse.de>
5861 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5862 use the constant pointer type.
5863 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5864 of CV qualifiers on the target pointer type.
5865 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5866 conversion check before restrict check.
5868 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5871 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5873 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5875 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5877 2009-08-12 Richard Guenther <rguenther@suse.de>
5879 PR tree-optimization/41011
5880 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5881 and reference constructing.
5883 2009-08-12 Xinliang David Li <davidxl@google.com>
5885 PR tree-optimization/41012
5886 * tree-flow.h : New external interface.
5887 * gimple-low.c (check_call_arg): Change to public function.
5888 Remove argument mismatch check in lowering.
5889 * tree-inline.h (tree_can_inline_p): Interface change.
5890 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5892 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5893 Call change to tree_can_inline_p function.
5894 (cgraph_decide_inlining_incrementally): Ditto.
5896 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5898 PR tree-optimization/41031
5899 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5900 on the partition variable rather than promote_mode on the source
5901 type. Assert that the partition variable's type has the same
5902 mode as the source value's.
5904 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5906 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5907 for for_return == 2.
5908 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5910 * calls.c (expand_call): Fix typo.
5911 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5913 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5915 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5916 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5917 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5918 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5920 2009-08-12 Andrew Haley <aph@redhat.com>
5922 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5924 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5927 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5929 2009-08-12 Richard Guenther <rguenther@suse.de>
5931 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5932 * gimplify.c (gimplify_modify_expr): Do not use
5933 lang_hooks.types_compatible_p.
5934 * tree-ssa.c (useless_type_conversion_p): For aggregates
5935 just return false if the canonical types differ.
5937 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5940 * sese.c (convert_for_phi_arg): New.
5941 (add_guard_exit_phis): Use convert_for_phi_arg.
5943 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5945 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5946 unknown subscript upper bounds.
5948 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5949 Pranav Garg <pranav.garg2107@gmail.com>
5951 * graphite-interchange.c (gather_access_strides): Removed.
5952 (ppl_max_for_le): New.
5953 (build_linearized_memory_access): New.
5954 (memory_stride_in_loop): New.
5955 (pbb_interchange_profitable_p): Reimplemented.
5956 * graphite-ppl.h (ppl_new_id_map): New.
5957 (ppl_interchange): New.
5959 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5961 * graphite-interchange.c (compute_subscript): Removed.
5962 (compute_array_size_cstr): Removed.
5963 (compute_array_size_poly): Removed.
5964 (compute_array_size): Removed.
5965 (gather_access_strides_poly): Removed.
5966 (gather_access_strides): Empty.
5968 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5970 * graphite-dependences.c (dependence_polyhedron_1): Replace
5971 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5972 (graphite_legal_transform_dr): Same.
5973 (graphite_carried_dependence_level_k): Same.
5974 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5975 Initialize PDR_NB_SUBSCRIPTS.
5976 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5978 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5979 (PDR_NB_SUBSCRIPTS): New.
5980 (pdr_nb_subscripts): Removed.
5981 (pdr_dim): Simplified.
5982 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5983 with PDR_NB_SUBSCRIPTS.
5985 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5987 * graphite-interchange.c (compute_array_size): Remove use of
5989 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5990 Do not initialize PDR_DATA_CONTAINER.
5991 (print_pdr): Do not print PDR_DATA_CONTAINER.
5992 * graphite-poly.h (struct poly_dr): Remove data_container field.
5993 (PDR_DATA_CONTAINER): Removed.
5994 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5996 (build_poly_dr): Same.
5998 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5999 Sebastian Pop <sebastian.pop@amd.com>
6001 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
6002 copy of the dependence polyhedron. Free the temporary objects.
6003 (graphite_carried_dependence_level_k): Free unused objects before
6006 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6008 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
6009 Early return without analyzing the data dependences if no
6010 transform has been done. Call restore_scattering if the transform
6012 (graphite-interchange.c): Same.
6013 * graphite-poly.c (print_scattering_function): Test for
6015 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
6016 (apply_poly_transforms): Do not gcc_assert that
6017 the transform is legal.
6018 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
6019 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
6020 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
6021 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
6022 * graphite-poly.h (struct poly_scattering): New.
6023 (struct poly_bb): Add original, transformed, and saved fields.
6024 Remove transformed_scattering, original_scattering,
6025 nb_local_variables and nb_scattering_transform fields.
6026 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
6027 (poly_scattering_new): New.
6028 (poly_scattering_free): New.
6029 (poly_scattering_copy): New.
6030 (store_scattering_pbb): New.
6031 (store_scattering): New.
6032 (restore_scattering_pbb): New.
6033 (restore_scattering): New.
6034 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
6035 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
6037 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6039 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
6042 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6044 * Makefile.in (graphite.o): Depends on PREDICT_H.
6045 * graphite.c: Include predict.h.
6046 (graphite_finalize): Call tree_estimate_probability.
6047 * predict.c (predict_loops): Do not call scev_initialize and
6049 (tree_estimate_probability_bb): New.
6050 (tree_estimate_probability): Do not initialize loops: move that
6051 code to the driver. Call tree_estimate_probability_bb.
6052 (tree_estimate_probability_driver): New.
6053 (pass_profile): Use tree_estimate_probability_driver.
6054 * predict.h (tree_estimate_probability): Declared.
6056 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6058 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
6059 * graphite-dependences.c (graphite_legal_transform): Add time to
6060 TV_GRAPHITE_DATA_DEPS.
6061 (dependency_between_pbbs_p): Same.
6062 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
6064 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
6066 PR rtl-optimization/41033
6067 * alias.c (nonoverlapping_component_refs_p): Punt when strict
6068 aliasing is disabled.
6070 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6072 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
6073 si_mask_operand, and_load_operand, low_bitmask_operand,
6074 and_reg_operand, and_operand): New predicates.
6075 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
6076 * config/mips/mips.c (and_operands_ok): New function.
6077 * config/mips/mips-protos.h (and_operands_ok): Declare it.
6078 * config/mips/mips.md (move_type): Add ext_ins and logical.
6079 (type): Handle them.
6080 (and<mode>3): Use and_reg_operand as the second operand's predicate.
6081 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
6082 shift_shift. Remove commutative constraint modifier.
6083 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
6085 (*clear_upper32_dext): Remove define_insn_and_split.
6086 (*clear_upper32): Turn this define_insn_and_split ...
6087 (splitter for ANDing register with 0xffff_ffff): .. into this.
6089 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6091 * combine.c (try_widen_shift_mode): Factor out code to check if an
6092 integer constant is a low-order bitmask from here ...
6093 * rtlanal.c (low_bitmask_len): ... to here.
6094 * rtl.h (low_bitmask_len): Declare.
6096 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
6099 * config/alpha/alpha.md (addsi3): Remove expander.
6100 (addsi3): Rename from *addsi3_internal insn pattern.
6101 (subsi3): Remove expander.
6102 (subsi3): Rename from *subsi3_internal insn pattern.
6104 2009-08-11 Douglas B Rupp <rupp@gnat.com>
6106 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
6109 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
6110 Eric Botcazou <botcazou@adacore.com>
6111 Douglas B Rupp <rupp@gnat.com>
6113 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
6114 that records that fit in 64 bits are returned by immediate value,
6115 as required by OpenVMS Calling Standard.
6116 (function_value): Adjust for above modification.
6117 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
6118 virtual_incoming_args_rtx as base object, not next_arg.
6119 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6121 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6123 * reload.c (find_reloads_subreg_address): Check the original
6124 req_equiv_mem address to detect the case where an address is
6125 not valid in the outer mode.
6127 2009-08-11 Richard Guenther <rguenther@suse.de>
6130 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
6132 2009-08-10 Douglas B Rupp <rupp@gnat.com>
6134 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
6135 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
6137 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
6138 Douglas B Rupp <rupp@gnat.com>
6140 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
6141 PT_STACK when frame_pointer_needed on OpenVMS.
6142 (alpha_pv_save_size, alpha_using_fp): Remove.
6143 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
6144 with proper processing for PT_NULL.
6145 (alpha_vms_initial_elimination_offset): New function. Support for
6146 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
6147 (alpha_sa_size): Force procedure type to PT_STACK when
6148 frame_pointer_needed on OpenVMS.
6149 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
6150 (alpha_using_fp): Likewise.
6151 (alpha_vms_can_eliminate): Add prototype.
6152 (alpha_vms_initial_elimination_offset): Likewise.
6153 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
6154 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
6156 2009-08-10 Eric Botcazou <botcazou@adacore.com>
6157 Douglas B Rupp <rupp@gnat.com>
6159 * config/alpha/alpha.c (common_object_handler): New function.
6160 (vms_attribute_table): Declare a single attribute "common_object".
6161 (vms_output_aligned_decl_common): New global function.
6162 (SECTION_VMS_OVERLAY): Delete.
6163 (SECTION_VMS_GLOBAL): Likewise.
6164 (SECTION_VMS_INITIALIZE): Likewise.
6165 (vms_asm_named_section): Remove support for above flags.
6166 (vms_section_type_flags): Delete.
6167 (TARGET_SECTION_TYPE_FLAGS): Likewise.
6168 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
6169 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6170 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
6172 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6175 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
6176 (sub_ddmmss): Likewise.
6178 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
6181 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
6184 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6187 * reload1.c (reload_as_needed): Use cancel_changes to completely
6188 undo a failed replacement attempt.
6190 2009-08-10 Richard Guenther <rguenther@suse.de>
6193 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
6194 (useless_type_conversion_p): ... here. Require pointer targets
6197 2009-08-10 Dodji Seketeli <dodji@redhat.com>
6200 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
6201 loose the original type of the statement list.
6203 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6205 * config/alpha/alpha.c: Include libfuncs.h
6206 (avms_asm_output_extern): New function.
6207 (alpha_init_libfuncs): Init some decc libfuncs.
6208 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
6209 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
6210 (DO_CRTL_NAMES): Define.
6212 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
6213 (LONG_TYPE_SIZE): Define.
6214 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
6215 (SUBTARGET_SWITCHES): Define malloc64 switch.
6216 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
6217 (MASK_RETURN_ADDR): Define.
6218 doc/invoke.texi (mmalloc64): Document switch.
6220 2009-08-09 Olivier Hainque <hainque@adacore.com>
6221 Douglas B Rupp <rupp@gnat.com>
6223 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
6224 uses_condition_handler.
6225 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
6226 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
6227 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
6228 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
6229 (code_for_builtin): New insn codes for the new alpha_builtins.
6230 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
6231 (alpha_sa_size): Account for uses_condition_handler.
6232 (alpha_expand_prologue): Likewise.
6233 (alpha_start_function): Likewise.
6234 (alpha_expand_epilogue): Likewise.
6235 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
6236 establish/revert expanders.
6237 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
6238 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
6239 New expander, resorting to the alpha.c associated function.
6240 (builtin_revert_vms_condition_handler): Likewise.
6241 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
6242 __gcc_shell_handler, the static VMS condition handler used as
6243 an indirection wrapper to the current dynamically established
6245 * config/alpha/vms-unwind.h: Complete rewrite.
6246 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
6247 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
6249 2009-08-09 Eric Botcazou <botcazou@adacore.com>
6250 Douglas B Rupp <rupp@gnat.com>
6252 * config/alpha/alpha.c (alpha_links): Add 'target' field.
6253 (alpha_need_linkage): Handle aliases. Return function symbol.
6254 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
6255 Use ultimate alias target for the linkage name.
6256 * config/alpha/alpha.md (movmemdi): Use the symbol returned
6257 by alpha_need_linkage for the function symbol.
6258 (setmemdi): Likewise.
6260 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6262 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
6263 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
6264 (ASM_WEAKEN_LABEL): Define.
6265 (CRT_CALL_STATIC_FUNCTION): Define.
6266 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
6267 (ENDFILE_SPEC): Define.
6268 (INIT_SECTION_ASM_OP): Define.
6269 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
6270 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
6272 (MULTILIB_OSDIRNAMES): Define.
6273 (shlib_version): Define.
6274 (SHLIB_EXT): Define.
6275 (SHLIB_OBJS): Define.
6276 (SHLIB_NAME): Define.
6277 (SHLIB_MULTILIB): Define.
6278 (SHLIB_INSTALL): Define.
6279 (SHLIB_SYMVEC): Define.
6280 (SHLIB_SYMVECX2): Define.
6281 (SHLIB_LINK): Define.
6283 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6285 * config/alpha/alpha.c (alpha_initialize_trampoline):
6286 Initialize VMS trampoline IAW ABI for bounded procedure calls.
6287 (alpha_start_function): Emit transfer address on nested functions
6288 for VMS trampoline call.
6289 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
6290 since no longer used.
6291 * config/alpha/vms-tramp.asm: Remove.
6292 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
6293 since now only data initialized at runtime.
6295 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6297 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
6298 (LINK_GCC_C_SEQUENCE_SPEC): Define.
6299 (MD_EXEC_PREFIX): Remove, no longer used.
6300 (MD_STARTFILE_PREFIX): Likewise.
6301 (INCLUDE_DEFAULTS): Likewise.
6302 * config/alpha/t-vms:
6303 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
6305 2009-08-09 Richard Guenther <rguenther@suse.de>
6307 PR tree-optimization/41016
6308 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
6309 (operand_precision): Remove.
6310 (integral_operand_p): Likewise.
6311 (recognize_single_bit_test): Adjust.
6313 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6315 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
6316 operation overflows. Likewise non-cast unary arithmetic.
6317 If one arm of a conditional expression is always taken,
6318 inhibit evaluation warnings for the other arm. Likewise inhibit
6319 evaluation warnings for the second && or || operand if the first
6320 operand is enough to determine the result.
6321 * c-typeck.c (build_conditional_expr): Apply the same inhibition
6323 (build_binary_op): Prevent duplicate evaluation warnings.
6325 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6327 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
6328 and destination have different modes, Use promote_mode to
6329 determine the signedness of the conversion. Assert that the
6330 promoted source mode matches the destination mode. Don't pass
6331 the destination and destination mode to expand_expr if the source
6332 mode is different. Simplify conversion logic.
6334 2009-08-09 Ira Rosen <irar@il.ibm.com>
6336 PR tree-optimization/41008
6337 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
6338 from condition only in case it's a comparison. Adjust checks.
6340 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
6342 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
6343 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
6344 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
6345 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
6346 (dump_cand): Handle them.
6347 (struct iv_cand): New members COST_STEP and AINC_USE.
6348 (stmt_after_increment): Likewise.
6349 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
6350 callers changed. Use gimple_uid comparison instead of scanning.
6351 (add_candidate_1): When looking for identical candidates, take
6352 AINC_USE into account. Set it for new candidates.
6353 (force_expr_to_var_cost): Cast target_spill_cost to int.
6354 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
6355 All callers changed. Check for availability of autoinc addressing
6356 modes, both in general for a given mode, and in the specific use case.
6357 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
6359 (get_computation_cost): Likewise.
6360 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
6361 add_autoinc_candidates): New static functions.
6362 (add_candidate): Call add_autoinc_candidates for candidates based on
6364 (find_iv_candidates): Call set_autoinc_for_original_candidates.
6365 (determine_use_iv_cost_address): If we have an autoinc candidate at
6366 the matching use, verify autoinc is possible and subtract the cost
6367 of the candidate's step from the cost.
6368 (determine_iv_cost): Record the cost of the increment in the COST_STEP
6369 member of the candidate.
6370 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
6371 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
6373 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6375 * config.build (ia64-hp-*vms*): New target.
6376 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6378 * config.gcc (ia64-hp-*vms*): New target.
6379 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6381 * config.host (ia64-hp-*vms*): New target.
6382 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6385 2009-08-08 Richard Guenther <rguenther@suse.de>
6387 PR tree-optimization/40991
6388 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
6390 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
6392 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
6393 mode check. Do truncations in an integer mode.
6394 (force_to_mode): Handle subregs for all mode types. Only do
6395 arithmetic simplifications on integer modes.
6397 2009-08-07 Richard Guenther <rguenther@suse.de>
6399 PR tree-optimization/40999
6400 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
6401 (maybe_fold_reference): Lookup constant initializers.
6402 (fold_gimple_assign): Likewise.
6404 2009-08-07 Richard Guenther <rguenther@suse.de>
6406 * tree-ssa.c (useless_type_conversion_p_1): Only for types
6407 that require structural equality defer to the langhook.
6409 2009-08-07 Martin Jambor <mjambor@suse.cz>
6411 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
6413 (struct ipa_pass_through_data): New type.
6414 (struct ipa_ancestor_jf_data): New type.
6415 (union jump_func_value): Removed field formal_id, added fields
6416 pass_through and ancestor.
6417 (struct ipa_param_call_note): Changed type of formal_id to int from
6419 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
6420 operations jump functions and ancestor jump functions.
6421 (compute_complex_pass_through): New function.
6422 (compute_scalar_jump_functions): Call compute_complex_pass_through,
6423 reflect changes in the jump function strucutre.
6424 (update_jump_functions_after_inlining): Ignore complex pass-through
6425 and ancestor jump functions.
6426 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
6427 polynomial pass-through with operation jump functions.
6429 2009-08-07 Jakub Jelinek <jakub@redhat.com>
6431 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
6432 fde->dw_fde_begin as begin label instead of hot/cold label.
6433 Use LLSDAC label instead of LLSDA for second section lsda.
6434 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
6435 label instead of LLSDA if it is true.
6436 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
6438 * except.c (add_call_site, dw2_size_of_call_site_table): Add
6439 SECTION argument. Use it as index into crtl->eh.call_site_record
6441 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
6442 use it to determine how to print table entries instead of using
6443 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
6444 label instead of normal begin label as base.
6445 (sjlj_assign_call_site_values): Adjust add_call_site caller.
6446 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
6447 ensure no EH range spans between sections and that landing pads
6448 are always in the corresponding section.
6449 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
6450 for crtl->eh.call_site_record being an array rather than scalar.
6451 (output_one_function_exception_table): New function, copied
6452 from output_function_exception_table. Adjust
6453 dw2_size_of_call_site_table, dw2_output_call_site_table
6454 callers. For SECOND section use *C suffixed labels.
6455 (output_function_exception_table): Call
6456 output_one_function_exception_table and, when doing hot/cold
6457 partitioning, also another time for the second section.
6458 * opts.c: Include except.h.
6459 (decode_options): Allow -freorder-blocks-and-partition with
6460 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
6461 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
6462 * function.h (struct rtl_eh): Change call_site_record from
6463 scalar into array of 2 elements.
6465 2009-08-07 Martin Jambor <mjambor@suse.cz>
6467 * ipa-prop.c (count_formal_params_1): New function.
6468 (ipa_get_vector_of_formal_parms): New function.
6469 (get_vector_of_formal_parm_types): New function.
6470 (ipa_modify_formal_parameters): New function.
6471 (ipa_modify_call_arguments): New function.
6472 (index_in_adjustments_multiple_times_p): New function.
6473 (ipa_combine_adjustments): New function.
6474 (ipa_dump_param_adjustments): New function.
6475 * ipa-prop.h (struct ipa_parm_adjustment): New type.
6476 (ipa_get_vector_of_formal_parms): Declare.
6477 (ipa_modify_formal_parameters): Declare.
6478 (ipa_modify_call_arguments): Declare.
6479 (ipa_combine_adjustments): Declare.
6480 (ipa_dump_param_adjustments): Declare.
6481 (build_ref_for_offset): Declare.
6482 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
6483 * tree-sra.c: Include ipa-prop.c.
6484 (build_ref_for_offset): Make public.
6486 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
6488 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
6490 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
6492 * gcc/doc/extend.texi (__builtin_extract_return_address)
6493 (__builtin_frob_return_address): Document.
6495 2009-08-06 Paul Brook <paul@codesourcery.com>
6497 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
6498 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
6499 implementation on ARMv6-M.
6501 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6503 * doc/extend.texi (pcs): Document new attribute for ARM.
6505 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6507 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6510 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6512 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
6515 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6517 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
6519 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6521 Merge ARM/hard_vfp_branch to trunk.
6523 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6525 * arm.c (libcall_eq): New function.
6526 (libcall_hash): New function.
6527 (add_libcall): New function.
6528 (arm_libcall_uses_aapcs_base): New function.
6529 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6530 libcalls using the base PCS.
6531 (arm_init_cumulative_args): Likewise.
6533 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6535 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6536 Use base ABI for conversion libfuncs between HFmode and SFmode.
6538 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6540 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6541 V4SImode as representatives of all 64-bit and 128-bit vector
6542 types. Allow vector types without vector modes.
6543 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6544 without vector modes like BLKmode.
6545 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6546 BLKmode. Avoid unsupported vector modes or TImode moves for
6548 (aapcs_vfp_allocate_return_reg): Likewise.
6549 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6550 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6552 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6554 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6555 (arm_get_pcs_model): Pass attribute arguments to
6556 arm_pcs_from_attribute.
6557 (arm_init_cumulative_args): Use base AAPCS for conversions from
6558 floating-point types to DImode.
6559 (arm_attribute_table): Add pcs attribute.
6560 (arm_handle_pcs_attribute): New.
6561 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6562 conversions from floating-point types to DImode, also declare them
6563 to use base AAPCS and declare functions they call to use base
6564 AAPCS and their RTABI names.
6566 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6568 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6569 -mfloat-abi=hard not being supported for VFP.
6571 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6573 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6574 SYMBOL_REF to hard_libcall_value.
6576 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6577 Richard Earnshaw <rearnsha@arm.com>
6579 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6580 has been put on the stack, all remaining co-processory arguments for
6581 that co-processor also go on the stack.
6583 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6585 * config/arm/arm.c (arm_return_in_memory): Handle returning
6586 vectors of suitable size in registers also for AAPCS case.
6588 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6590 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6592 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6594 ARM Hard-VFP calling convention
6595 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6596 * target.h (gcc_target): Add libcall_value to table of call hooks.
6597 * targhooks.h (default_libcall_value): Default implementation.
6598 * targhooks.c (default_libcall_value): Likewise.
6599 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6600 * optabs.c (expand_unop): Use it.
6601 * expr.h (hard_libcall_value): Pass the function RTX through.
6602 * calls.c (emit_library_call_value_1): Update call to
6604 * explow.c (hard_libcall_value): Use new target hook.
6605 * testsuite/lib/target-supports.exp
6606 (check_effective_target_arm_hard_vfp_ok): New hook.
6607 (check_effective_target_arm_neon_ok): Improve test for neon
6609 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6610 * config/arm/arm.c: Include cgraph.h
6611 (TARGET_FUNCTION_VALUE): Override default hook.
6612 (arm_pcs_default): New variable.
6613 (arm_override_options): Don't fault hard calling convention with VFP.
6614 Add support for AAPCS variants.
6615 (arm_function_value): Make static. Handle AAPCS variants.
6616 (arm_libcall_value): New function.
6617 (arm_apply_result_size): Handle VFP registers in results.
6618 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6620 (pcs_attribute_args): New variable.
6621 (arm_pcs_from_attribute): New function.
6622 (arm_get_pcs_model): New function.
6623 (aapcs_vfp_cum_init): New function.
6624 (aapcs_vfp_sub_candidate): New function.
6625 (aapcs_vfp_is_return_candidate): New function.
6626 (aapcs_vfp_is_call_candidate): New function.
6627 (aapcs_vfp_allocate): New function.
6628 (aapcs_vfp_allocate_return_reg): New function.
6629 (aapcs_vfp_advance): New function.
6630 (aapcs_cp_arg_layout): New variable.
6631 (aapcs_select_call_coproc): New function.
6632 (aapcs_select_return_coproc): New function.
6633 (aapcs_allocate_return_reg): New function.
6634 (aapcs_libcall_value): New function.
6635 (aapcs_layout_arg): New function.
6636 (arm_init_cumulative_args): Initialize AAPCS args data.
6637 (arm_function_arg): Handle AAPCS variants using new interface.
6638 (arm_arg_parital_bytes): Likewise.
6639 (arm_function_arg_advance): New function.
6640 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6641 calling conventions.
6642 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6643 * arm.h (NUM_VFP_ARG_REGS): Define.
6644 (LIBCALL_VALUE): Update.
6645 (FUNCTION_VALUE): Delete.
6646 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6647 (arm_pcs): New enum.
6648 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6649 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6650 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6651 * arm-protos.h (arm_function_arg_advance): Add.
6652 (aapcs_libcall_value): Add.
6653 (arm_function_value): Delete.
6655 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6656 H.J. Lu <hongjiu.lu@intel.com>
6659 * config/i386/i386.c (standard_sse_mode_p): Remove.
6660 (standard_sse_constant_p): Return 2 for integer mode
6661 vector_all_ones_operand when SSE2 is enabled.
6662 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6663 (ix86_expand_vector_move): Do not check for negative values from
6664 standard_sse_constant_p.
6666 2009-08-06 Richard Guenther <rguenther@suse.de>
6668 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6669 array type comparisons frontend independent.
6670 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6671 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6672 out array reference lower bound and element size operands.
6673 (ao_ref_init_from_vn_reference): Properly compute the offset
6674 for ARRAY_RANGE_REF.
6675 (vn_reference_fold_indirect): Fill out array reference lower
6676 bound and element size operands.
6677 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6678 a non gimple valued reference operand which can happen for
6679 array reference lower bound or element size.
6680 (create_component_ref_by_pieces_1): Properly generate the
6681 element size operand for array references.
6683 2009-08-06 Richard Guenther <rguenther@suse.de>
6685 PR tree-optimization/40964
6686 * tree.c (iterative_hash_host_wide_int): Export.
6687 * tree.h (iterative_hash_host_wide_int): Declare.
6688 * tree-ssa-structalias.c (heapvar_map): New struct.
6689 (heapvar_map_eq): New function.
6690 (heapvar_map_hash): Likewise.
6691 (heapvar_lookup): Adjust.
6692 (heapvar_insert): Likewise.
6693 (make_constraint_from_heapvar): Allow multiple heap variables
6694 per decl at different offsets.
6695 (init_alias_heapvars): Adjust.
6697 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6699 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6700 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6701 trailing sync if TARGET_SYNC_AFTER_SC.
6703 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6705 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6706 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6707 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6708 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6709 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6710 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6711 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6712 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6713 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6714 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6715 the prototype declaration match the definition.
6716 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6717 instructions explicitly. Add barrier_before and operands
6719 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6720 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6721 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6722 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6723 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6724 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6726 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6728 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6730 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6731 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6734 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6737 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6739 PR rtl-optimization/40924
6740 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6741 make sure canon_rtx (mem_address) isn't simpler than
6742 canon_rtx (expanded_mem_address).
6744 2009-08-05 Li Feng <nemokingdom@gmail.com>
6746 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6748 (build_scop_drs): Build alias set for each SCoP.
6750 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6752 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6753 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6754 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6755 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6756 (BASE_DRIVER_SELF_SPECS): Likewise.
6758 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6760 * tree-ssa-alias.c: Fix some comment typos.
6762 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6764 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6765 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6767 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6770 * simplify-rtx.c (simplify_binary_operation_1): Disable
6771 simplifications for decimal float operations.
6773 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6776 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6777 operand of INDIRECT_REF.
6779 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6781 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6782 constants referencing TLS symbols.
6784 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6786 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6787 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6789 2009-08-03 Richard Guenther <rguenther@suse.de>
6791 * tree.c (make_vector_type): Build a main variant first,
6792 get the canonical one and then build the variant.
6793 * tree-ssa.c (useless_type_conversion_p_1): Handle
6795 (useless_type_conversion_p): Conversions to pointers to
6796 incomplete record types are useless.
6798 2009-08-03 Richard Guenther <rguenther@suse.de>
6800 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6801 file will be created.
6802 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6803 * toplev.c (compile_file): Adjust comment.
6805 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6807 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6808 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6809 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6810 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6811 (sh_promote_function_mode): Fix typo.
6813 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6815 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6817 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6819 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6820 declaration arguments.
6822 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6824 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6825 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6826 (ix86_split_ashl): Ditto.
6827 (ix86_expand_vector_init_one_nonzero): Ditto.
6828 (ix86_expand_vector_set): Ditto.
6829 (ix86_expand_reduc_v4sf): Ditto.
6831 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6833 * explow.c (promote_function_mode): Remove assert.
6834 * config/sh/sh.c (sh_promote_function_mode): Declare.
6836 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6838 * config/pa/pa.c (pa_promote_function_mode): Declare.
6839 Change to static. Fix promote_mode call.
6841 * gthr-dce.h (CONST_CAST2): Define if not defined.
6842 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6844 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6846 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6848 * expr.c (store_constructor): Use promote_decl_mode. Remove
6849 now write-only variable unsignedp.
6850 (expand_expr_real_1): Use promote_decl_mode.
6851 * expr.h (promote_function_mode, promote_decl_mode): New.
6852 (promote_mode): Remove last argument.
6853 * function.c (assign_temp): Drop last argument of promote_mode.
6854 (assign_parm_find_data_types): Use promote_function_mode.
6855 (assign_parm_setup_reg): Likewise.
6856 (expand_function_end): Use promote_function_mode.
6857 * calls.c (initialize_argument_information): Use promote_function_mode.
6858 (precompute_arguments): Use promote_mode instead of checking if
6859 only PROMOTE_FUNCTION_MODE is defined.
6860 (expand_call): When making sibcall decisions, use promote_function_mode.
6861 Below, remove an if for targetm.calls.promote_function_return and
6862 and use promote_function_mode.
6863 (emit_library_call_value_1): Use promote_function_mode, fix bug
6864 where promote_mode was passed FOR_CALL == 0 for a return value in an
6866 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6867 * explow.c (promote_function_mode, promote_decl_mode): New.
6868 (promote_mode): Keep only the FOR_CALL == 0 case.
6869 * combine.c (setup_incoming_promotion): Remove test of
6870 promote_function_args. Use promote_function_mode.
6871 * stmt.c (expand_value_return): Use promote_decl_mode.
6872 (expand_decl): Use promote_decl_mode.
6874 * expr.c (store_constructor): Use promote_decl_mode. Remove
6875 now write-only variable unsignedp.
6876 (expand_expr_real_1): Use promote_decl_mode.
6877 * expr.h (promote_function_mode, promote_decl_mode): New.
6878 (promote_mode): Remove last argument.
6879 * function.c (assign_temp): Drop last argument of promote_mode.
6880 (assign_parm_find_data_types): Use promote_function_mode.
6881 (assign_parm_setup_reg): Likewise.
6882 (expand_function_end): Use promote_function_mode.
6883 * calls.c (initialize_argument_information): Use promote_function_mode.
6884 (precompute_arguments): Use promote_mode instead of checking if
6885 only PROMOTE_FUNCTION_MODE is defined.
6886 (expand_call): When making sibcall decisions, use promote_function_mode.
6887 Below, remove an if for targetm.calls.promote_function_return and
6888 and use promote_function_mode.
6889 (emit_library_call_value_1): Use promote_function_mode, fix bug
6890 where promote_mode was passed FOR_CALL == 0 for a return value in an
6892 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6893 * explow.c (promote_function_mode, promote_decl_mode): New.
6894 (promote_mode): Keep only the FOR_CALL == 0 case.
6895 * combine.c (setup_incoming_promotion): Remove test of
6896 promote_function_args. Use promote_function_mode.
6897 * stmt.c (expand_value_return): Use promote_decl_mode.
6898 (expand_decl): Use promote_decl_mode.
6900 * explow.c (promote_function_mode): Just call the target hook.
6901 * targhooks.c (default_promote_function_mode,
6902 default_promote_function_mode_always_promote): New.
6903 * targhooks.h (default_promote_function_mode,
6904 default_promote_function_mode_always_promote): Declare.
6905 * target.h (promote_function_args, promote_function_return): Remove.
6906 (promote_function_mode): New.
6907 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6908 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6909 (TARGET_PROMOTE_FUNCTION_MODE): New.
6910 (TARGET_CALLS): Adjust.
6911 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6912 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6914 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6915 * config/s390/s390.c (s390_promote_function_mode): ... here,
6916 with pointer handling.
6917 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6918 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6920 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6921 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6922 with pointer handling.
6923 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6924 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6926 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6927 * config/sh/sh.c (sh_promote_function_mode): New.
6928 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6929 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6931 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6932 * config/cris/cris.c (cris_promote_function_mode): ... here.
6933 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6934 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6936 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6937 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6938 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6939 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6941 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6942 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6943 complex type handling.
6944 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6945 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6947 * config/pa/pa.c (pa_promote_function_mode): New.
6948 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6949 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6951 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6952 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6953 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6954 * config/xtensa/xtensa.c: Likewise.
6955 * config/stormy16/stormy16.c: Likewise.
6956 * config/iq2000/iq2000.c: Likewise.
6957 * config/rs6000/rs6000.c: Likewise.
6958 * config/picochip/picochip.c: Likewise.
6959 * config/arc/arc.c: Likewise.
6960 * config/mcore/mcore.c: Likewise.
6961 * config/score/score.c: Likewise.
6962 * config/mips/mips.c: Likewise.
6963 * config/bfin/bfin.c: Likewise.
6964 * config/ia64/ia64.c: Likewise (disabled though).
6966 * config/frv/frv.h: Remove pointless remark.
6968 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6969 TARGET_PROMOTE_FUNCTION_ARGS,
6970 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6971 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6973 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6975 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6976 -floop-parallelize-all.
6977 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6978 flag_loop_parallelize_all.
6979 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6980 * graphite.c (graphite_transform_loops): Same.
6982 * graphite-poly.c (apply_poly_transforms): Same.
6984 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6986 PR tree-optimization/40914
6987 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6988 if set, then check the delta field of the PMF record.
6989 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6990 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6991 call is stored in the delta.
6993 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6995 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6997 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6999 * config/i386/bsd.h (ASM_BYTE): New define.
7000 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
7001 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
7002 .byte. Use fputs or putc instead of fprintf where appropriate.
7003 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
7004 fputs or putc instead of fprintf where appropriate.
7005 * config/i386/i386elf.h: Ditto.
7006 * config/i386/sysv4.h: Ditto.
7008 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
7009 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
7010 (*tls_global_dynamic_64): Ditto.
7012 2009-07-31 Christian Bruel <christian.bruel@st.com>
7014 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7016 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7018 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
7019 Remove dead code for MINUS.
7021 2009-07-31 Anthony Green <green@moxielogic.com>
7023 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
7025 (moxie_expand_epilogue): Ditto for epilogue.
7026 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
7028 (moxie_function_arg): Ditto.
7029 (moxie_pass_by_reference): Ditto.
7030 (moxie_arg_partial_bytes): Ditto.
7031 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
7032 (FUNCTION_ARG_ADVANCE) Ditto.
7033 (REG_PARM_STACK_SPACE) Ditto.
7034 (FUNCTION_ARG_REGNO_P) Dito.
7036 * config.gcc: Add moxie linux config support.
7037 * gcc/config/moxie/uclinux.h: New file.
7039 2009-07-31 DJ Delorie <dj@redhat.com>
7041 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
7042 (UNSPECV_SP_SWITCH_E): New.
7043 (sp_switch_1): Change to an unspec.
7044 (sp_switch_2): Change to an unspec. Don't use post-inc when we
7046 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
7047 reference the new stack's address
7049 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7051 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
7052 graphite-clast-to-gimple.o, graphite-dependences.o,
7053 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7054 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
7055 (graphite-blocking.o,
7056 graphite-clast-to-gimple.o, graphite-dependences.o,
7057 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7058 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
7059 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
7060 * cfgloop.h (struct loop): Add can_be_parallel field.
7061 * common.opt (fgraphite-identity): Moved up.
7062 (fgraphite-force-parallel): New flag.
7063 * graphite.c: Rewrite.
7064 * graphite.h: Rewrite.
7065 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
7067 * toplev.c (graphite_out_file): New file descriptor.
7068 (graphite_in_file): New.
7069 (process_options): flag_graphite_force_parallel cannot be used without
7071 * tree-ssa-loop.c: Include toplev.h.
7072 (gate_graphite_transforms): Enable flag_graphite for
7073 flag_graphite_force_parallel.
7075 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7077 * ChangeLog.graphite: New.
7078 * graphite-blocking.c: New.
7079 * graphite-clast-to-gimple.c: New.
7080 * graphite-clast-to-gimple.h: New.
7081 * graphite-dependences.c: New.
7082 * graphite-dependences.h: New.
7083 * graphite-interchange.c: New.
7084 * graphite-poly.c: New.
7085 * graphite-poly.h: New.
7086 * graphite-ppl.c: New.
7087 * graphite-ppl.h: New.
7088 * graphite-scop-detection.c: New.
7089 * graphite-scop-detection.h: New.
7090 * graphite-sese-to-poly.c: New.
7091 * graphite-sese-to-poly.h: New.
7095 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7097 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
7098 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
7100 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7102 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
7103 (scev_is_linear_expression): Return false if the evolution is not
7104 affine multivariate.
7106 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7108 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
7109 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
7111 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7113 * tree-data-ref.c (debug_data_references): New.
7114 (debug_data_reference): New.
7115 * tree-data-ref.h (debug_data_references): Declared.
7116 (debug_data_reference): Declared.
7118 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7120 * tree-data-ref.c (stmt_simple_memref_p: Removed.
7121 * tree-data-ref.h (scop_p): Removed.
7122 (struct data_reference): Remove field scop.
7124 (stmt_simple_memref_p): Removed.
7126 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7128 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
7129 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
7132 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7134 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
7136 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7138 * doc/invoke.texi (-fgraphite-identity): Documented.
7140 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7142 * tree-scalar-evolution.c: Fix comment.
7143 (instantiate_scev_1): Return unknow from scev instantiation if the
7144 result is not above instantiate_below.
7146 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7148 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
7149 static anymore. Instantiate the symbols that may have been introduced
7151 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
7154 2009-07-30 DJ Delorie <dj@redhat.com>
7156 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
7157 .vliw directive to VLIW sections.
7159 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7161 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
7163 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
7164 (AUTOHEADER): New variable.
7165 ($(srcdir)/cstamp-h.in): Use it.
7167 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7168 Pat Haugen <pthaugen@us.ibm.com>
7169 Revital Eres <ERES@il.ibm.com>
7171 * config/rs6000/vector.md (VEC_F): Add VSX support.
7175 (vector_load_<mode>): Ditto.
7176 (vector_store_<mode>): Ditto.
7177 (vector GPR move split): Ditto.
7178 (vec_reload_and_plus_<mptrsize>): Ditto.
7179 (vec_reload_and_reg_<mptrsize>): Ditto.
7180 (add<mode>3): Ditto.
7181 (sub<mode>3): Ditto.
7182 (mul<mode>3): Ditto.
7183 (neg<mode>2): Ditto.
7184 (abs<mode>2): Ditto.
7185 (smin<mode>3): Ditto.
7186 (smax<mode>3): Ditto.
7187 (vector_eq<mode>): Ditto.
7188 (vector_gt<mode>): Ditto.
7189 (vector_ge<mode>): Ditto.
7190 (vector_gtu<mode>): Ditto.
7191 (vector_select_<mode>_uns): Ditto.
7192 (vector_eq_<mode>_p): Ditto.
7193 (vector_gt_<mode>_p): Ditto.
7194 (vector_ge_<mode>_p): Ditto.
7195 (vector_gtu_<mode>_p): Ditto.
7196 (cr6_test_for_zero): Ditto.
7197 (cr6_test_for_zero_reverse): Ditto.
7198 (cr6_test_for_lt): Ditto.
7199 (cr6_test_for_lt_reverse): Ditto.
7200 (xor<mode>3): Ditto.
7201 (ior<mode>3): Ditto.
7202 (and<mode>3): Ditto.
7203 (one_cmpl<mode>2): Ditto.
7204 (nor<mode>2): Ditto.
7205 (andc<mode>2): Ditto.
7206 (float<VEC_int<mode>2): Ditto.
7207 (unsigned_float<VEC_int><mode>2): Ditto.
7208 (fix_trunc<mode><VEC_int>2): Ditto.
7209 (fixuns_trunc<mode><VEC_int>2): Ditto.
7211 (vec_set<mode>): Ditto.
7212 (vec_extract<mode>): Ditto.
7213 (vec_interleave_highv4sf): Ditto.
7214 (vec_interleave_lowv4sf): Ditto.
7215 (vec_realign_load_<mode>): Ditto.
7216 (vec_shl_<mode>): Ditto.
7217 (vec_shr_<mode>): Ditto.
7218 (div<mode>3): New patterns for VSX.
7219 (vec_interleave_highv2df): Ditto.
7220 (vec_interleave_lowv2df): Ditto.
7221 (vec_pack_trunc_v2df): Ditto.
7222 (vec_pack_sfix_trunc_v2df): Ditto.
7223 (vec_pack_ufix_trunc_v2df): Ditto.
7224 (vec_unpacks_hi_v4sf): Ditto.
7225 (vec_unpacks_lo_v4sf): Ditto.
7226 (vec_unpacks_float_hi_v4si): Ditto.
7227 (vec_unpacks_float_lo_v4si): Ditto.
7228 (vec_unpacku_float_hi_v4si): Ditto.
7229 (vec_unpacku_float_lo_v4si): Ditto.
7230 (movmisalign<mode>): Ditto.
7231 (vector_ceil<mode>2): New patterns for vectorizing math library.
7232 (vector_floor<mode>2): Ditto.
7233 (vector_btrunc<mode>2): Ditto.
7234 (vector_copysign<mode>3): Ditto.
7236 * config/rs6000/predicates.md (easy_vector_constant_msb): New
7237 predicate for setting the high bit in each word, used for copysign.
7239 * config/rs6000/ppc-asm.h (f19): Whitespace.
7240 (f32-f63): Define if VSX.
7241 (v0-v31): Define if Altivec.
7242 (vs0-vs63): Define if VSX.
7244 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
7246 * config/rs6000/power7.md: New file, provide tuning parameters for
7249 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
7250 (rs6000_cpu_cpp_builtins): Ditto.
7251 (altivec_overloaded_builtins): Ditto.
7252 (altivec_resolve_overloaded_builtin): Ditto.
7254 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
7255 debug switch to disable vectorizing simple math builtin
7258 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7259 Vectorize simple math builtin functions.
7260 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7261 hook to vectorize math builtins.
7262 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
7263 (rs6000_builtin_conversion): Add VSX/power7 support.
7264 (rs6000_builtin_vec_perm): Ditto.
7265 (vsplits_constant): Add support for loading up a vector constant
7266 with just the high bit set in each part.
7267 (rs6000_expand_vector_init): Add VSX/power7 support.
7268 (rs6000_expand_vector_set): Ditto.
7269 (rs6000_expand_vector_extract): Ditto.
7270 (rs6000_emit_move): Ditto.
7271 (bdesc_3arg): Ditto.
7272 (bdesc_2arg): Ditto.
7273 (bdesc_1arg): Ditto.
7274 (rs6000_expand_ternop_builtin): Ditto.
7275 (altivec_expand_builtin): Ditto.
7276 (rs6000_expand_unop_builtin): Ditto.
7277 (rs6000_init_builtins): Ditto.
7278 (altivec_init_builtins): Ditto.
7279 (builtin_function_type): Ditto.
7280 (rs6000_common_init_builtins): Ditto.
7281 (rs6000_handle_altivec_attribute); Ditto.
7282 (rs6000_mangle_type): Ditto.
7283 (rs6000_vector_mode_supported_p): Ditto.
7284 (rs6000_mode_dependent_address): Altivec addresses with AND -16
7287 * config/rs6000/vsx.md: New file for VSX support.
7289 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
7290 identifing values with just the most significant bit set.
7291 (enum rs6000_builtins): Add builtins for VSX. Add simple math
7292 vectorized builtins.
7294 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
7295 (UNSPEC_VRFIM): Delete.
7296 (splitter for loading up vector with most significant bit): New
7297 splitter for vectorizing copysign.
7298 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
7299 vectorizing simple math functions.
7300 (altivec_vrfip): Add support for vectorizing simple math functions.
7301 (altivec_vrfim): Ditto.
7302 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
7304 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
7305 (power7.md, vsx.md): Include for power7 support.
7306 (copysigndf3): Use VSX instructions if -mvsx.
7307 (negdf2_fpr): Ditto.
7308 (absdf2_fpr): Ditto.
7309 (nabsdf2_fpr): Ditto.
7310 (adddf3_fpr): Ditto.
7311 (subdf3_fpr): Ditto.
7312 (muldf3_fpr): Ditto.
7313 (divdf3_fpr): Ditto.
7314 (fix_truncdfdi2_fpr): Ditto.
7315 (cmpdf_internal1): Ditto.
7316 (fred, fred_fpr): Convert into expander/insn to add VSX support.
7317 (btruncdf2, btruncdf2_fpr): Ditto.
7318 (ceildf2, ceildf2_fpr): Ditto.
7319 (floordf2, floordf2_fpr): Ditto.
7320 (floatdidf2, floatdidf2_fpr): Ditto.
7321 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
7322 (fmsubdf4_fpr): Ditto.
7323 (fnmadddf4_fpr_1): Ditto.
7324 (fnmadddf4_fpr_2): Ditto.
7325 (fnmsubdf4_fpr_1): Ditto.
7326 (fnmsubdf4_fpr_2): Ditto.
7327 (fixuns_truncdfdi2): Add expander for VSX support.
7328 (fix_truncdfdi2): Ditto.
7329 (fix_truncdfsi2): Ditto.
7331 (btruncsf2): Whitespace.
7332 (movdf_hardfloat32): Add support for VSX registers.
7333 (movdf_softfloat32): Ditto.
7334 (movdf_hardfloat64): Ditto.
7335 (movdf_hardfloat64_mfpgpr): Ditto.
7336 (movdf_softfloat64): Ditto.
7337 (movti splitters): Add check for vector registers supporting
7338 TImode in the future.
7339 (bpermd): Add power7 bpermd instruction.
7341 * config/rs6000/altivec.h (vec_div): Define if VSX.
7345 (vec_nearbyint): Ditto.
7348 (all predicates): Use the generic builtin function, and not the V4SF
7349 specific function so that the predicates will work with VSX's V2DF.
7353 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
7354 Document new VSX functions and types.
7356 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
7359 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
7360 "wa", and "j" constraints. Modify "v" to talk about Altivec
7361 instead of just vector.
7363 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
7366 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
7367 location for phi arguments.
7368 (rewrite_update_phi_arguments): Find locations for reaching defs.
7369 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7370 Add location to add_phi_arg calls.
7371 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
7372 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
7373 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
7374 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
7375 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
7376 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
7377 * tree-phinodes.c (make_phi_node): Initialize location.
7378 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
7379 (add_phi_arg): Add location parameter.
7380 (remove_phi_arg_num): Move location when moving phi argument.
7381 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
7383 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
7384 slpeel_update_phi_nodes_for_guard1,
7385 slpeel_update_phi_nodes_for_guard2,
7386 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
7387 vect_loop_versioning): Set locations.
7388 * tree-parloops.c (create_phi_for_local_result,
7389 transform_to_exit_first_loop, create_parallel_loop): Add locations.
7390 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
7391 * tree-vect-loop.c (get_initial_def_for_induction,
7392 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
7394 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
7395 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
7396 (gimple_phi_arg_set_location): New. Set locus.
7397 (gimple_phi_arg_has_location): New. Check for locus.
7398 (redirect_edge_var_map_location): New. Return locus from var_map.
7399 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
7400 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
7401 combining PHI arguments.
7402 (cond_store_replacement): Set location.
7403 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
7404 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
7405 scop_add_exit_phis_edge): Add locations.
7406 * tree-cfgcleanup.c (remove_forwarder_block,
7407 remove_forwarder_block_with_phi): Add locations.
7408 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
7409 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
7411 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
7412 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
7413 flush_pending_stmts): Add source location.
7414 * lambda-code.c (perfect_nestify): Maintain location stack with argument
7415 stack to preserve locations.
7416 * tree-vect-stmts.c (vectorizable_load): Add location.
7417 * tree-inline.c (copy_phis_for_bb): Copy locus.
7418 (setup_one_parameter): Add call locus to inlined parameter stmts.
7419 (initialize_inlined_parameters): Pass in call location as parameter
7421 (tree_function_versioning): Pass location to setup_one_parameter.
7422 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
7423 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
7424 copy and edge lists.
7425 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
7426 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
7427 locus parameter and override the stmt default if provided.
7428 (new_elim_graph, clear_elim_graph, delete_elim_graph,
7429 elim_graph_add_edge, elim_graph_remove_succ_edge,
7430 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
7431 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
7432 eliminate_phi): Add locus info in elimination graph for each edge and
7434 (insert_backedge_copies): Copy locus if present.
7435 * tree-flow.h (struct _edge_var_map): Add locus field.
7436 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
7437 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
7438 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
7440 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
7442 2009-07-30 Martin Jambor <mjambor@suse.cz>
7444 PR tree-optimization/40570
7445 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
7448 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
7450 * ssa-loop-manip.c: Include langhooks.h.
7451 (rewrite_phi_with_iv): New.
7452 (rewrite_all_phi_nodes_with_iv): New.
7453 (canonicalize_loop_ivs): Move here from tree-parloops.c.
7454 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
7455 * tree-parloops.c (loop_parallel_p): Move out all conditions
7456 except dependency check.
7457 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
7458 (gen_parallel_loop): Call canonicalize_loop_ivs without
7459 reduction_list argument.
7460 (build_new_reduction): New.
7461 (gather_scalar_reductions): New.
7462 (try_get_loop_niter): New.
7463 (try_create_reduction_list): New.
7464 (parallleize_loops): Change the parallel conditions check.
7465 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
7466 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
7468 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
7470 * opt-functions.awk (opt_args): Allow argument to be enclosed in
7472 * doc/options.texi (Option properties): Mention new quoting syntax.
7474 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7476 * config/alpha/alpha.c (alpha_start_function):
7477 Handle VMS_DEBUG_MAIN_POINTER
7478 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
7479 * doc/invoke.texi: Document -mdebug-main switch.
7481 2009-07-29 Richard Henderson <rth@redhat.com>
7483 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
7484 (cgraph_create_edge_including_clones): Likewise.
7485 * tree-inline.c (copy_bb): Operate on the correct edges
7486 when updating the callgraph.
7488 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7490 * config/alpha/vms-cc.c: Deleted.
7491 * config/alpha/vms-ld.c: Deleted.
7492 * config/alpha/t-vms64: Moved to config/vms
7493 * config/alpha/vms-crt0-64.c: Moved to config/vms
7494 * config/alpha/vms-crt0.c: Moved to config/vms
7495 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
7496 * config/alpha/vms-psxcrt0.c: Moved to config/vms
7497 * config/alpha/xm-vms.h: Moved to config/vms
7498 * config/alpha/x-vms: Moved to config/vms
7499 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
7501 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
7502 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
7504 * config/vms/t-vms64: Moved here from config/alpha
7505 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
7506 (argc,argv,envp): Enforce 32bit malloc'ing.
7507 * config/vms/vms-psxcrt0-64.c: Likewise.
7508 * config/vms/vms-crt0.c: Moved here from config/alpha.
7509 * config/vms/vms-psxcrt0.c: Likewise.
7510 * config/vms/vms-crtl-64.h: New file.
7511 * config/vms/vms-crtl.h: New file.
7512 * config/vms/vms.opt: New file.
7513 * config/vms/xm-vms64.h: New file.
7514 * config/vms/xm-vms.h: Moved here from config/alpha.
7515 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
7517 * config/vms/x-vms: Moved here from config/alpha.
7518 (version, VMS_EXTRA_PARTS): Moved to t-vms.
7519 (vms-ld.o, vms-cc.o): Removed.
7520 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7522 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7524 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7525 correct stack (obvious VMS fix).
7527 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7529 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7530 date, version info if VMS_DEBUGGING_INFO defined.
7531 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7532 size, date calculating code moved here.
7534 2009-07-29 Paul Brook <paul@codesourcery.com>
7536 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7539 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7542 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7543 to DImode when generating insq_le insn.
7545 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7547 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7548 New macro set for VMS_DEBUGGGING_INFO.
7549 (AT_string_form): Use it.
7551 2009-07-28 DJ Delorie <dj@redhat.com>
7553 * config/mep/mep.c (vtext_section): New.
7554 (vftext_section): New.
7555 (ftext_section): New.
7556 (mep_select_section): Add support for functions.
7557 (mep_unique_section): Likewise.
7558 (mep_asm_init_sections): Likewise.
7559 (mep_encode_section_info): Remove it from here.
7561 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7563 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7565 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7566 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7568 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7570 * dwarf2out.c (output_file_names): Test new macro
7571 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7572 (add_comp_dir_attribute): Likewise.
7574 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7576 * config/i386/mingw-w64.h (LINK_SPEC): Add
7577 separating space between commands.
7579 2009-07-28 Jan Hubicka <jh@suse.cz>
7581 PR tree-optimization/40759
7582 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7585 2009-07-27 DJ Delorie <dj@redhat.com>
7587 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7588 types are dword-aligned.
7589 (mep_expand_va_start): Likewise.
7591 2009-07-27 Olivier Hainque <hainque@adacore.com>
7592 Douglas B Rupp <rupp@gnat.com>
7594 * convert.c (convert_to_pointer): Don't assume the target
7595 pointer type is POINTER_SIZE long. Fetch its precision instead.
7597 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7599 * system.h (fopen): Undefine if macro.
7601 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7603 * dwarf2out.c (output_cfi_p): Removed.
7604 (output_cfis): New function.
7605 (output_fde): New function, split from output_call_frame_info.
7606 (output_call_frame_info): Use it.
7607 (dwarf2out_switch_text_section): Use output_cfis.
7609 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7611 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7612 TARGET_BI_ARCH is specified without enabling SJLJ.
7613 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7614 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7616 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7618 * arm.md (negdi2): Use DImode if forcing a value into a register.
7620 2009-07-26 Ira Rosen <irar@il.ibm.com>
7622 PR tree-optimization/40801
7623 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7624 of vector operand from the previous copy of vector statement.
7625 Pass the correct definition type value to
7626 vect_get_vec_def_for_stmt_copy().
7628 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7630 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7631 const char ** conversion.
7633 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7635 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7636 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7637 (gcc_unreachable): Invoke __builtin_unreachable() if
7638 !ENABLE_ASSERT_CHECKING.
7640 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7642 PR rtl-optimization/40445
7643 * emit-rtl.c (next_nonnote_insn_bb): New function.
7644 * rtl.h (next_nonnote_insn_bb): Declare new function.
7645 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7646 with no successors that is the successor of the ENTRY_BLOCK.
7647 Continue from the top after removing an empty fallthrough block.
7648 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7649 of next_nonnote_insn.
7651 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7653 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7655 2009-07-25 Martin Jambor <mjambor@suse.cz>
7657 * c-common.c (c_common_attribute_table): New element for noclone.
7658 (handle_noclone_attribute): New function. Forward-declare.
7659 * tree-inline.c (tree_versionable_function_p): Check for noclone
7661 * doc/extend.texi (Labels as Values): Document need for noclone.
7662 (Function Attributes): Document noclone attribute.
7664 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7666 PR rtl-optimization/34999
7667 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7668 and dw_fde_switched_cold_to_hot fields.
7669 (output_cfi_p): New function.
7670 (output_call_frame_info): If fde->dw_fde_switched_sections,
7671 output 2 FDEs instead of one with corrupted header.
7672 (dwarf2out_do_cfi_startproc): New function.
7673 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7674 and fde->dw_fde_switched_cold_to_hot.
7675 (dwarf2out_switch_text_section): Compute
7676 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7677 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7678 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7679 Otherwise, compute fde->dw_fde_switch_cfi.
7681 2009-07-24 Cary Coutant <ccoutant@google.com>
7683 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7685 2009-07-24 Cary Coutant <ccoutant@google.com>
7687 * cfghooks.c (split_block): Copy discriminator to new block.
7688 * tree-cfg.c (assign_discriminator): Check location of last
7689 instruction in block as well as first.
7691 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7693 * config/i386/linux.c: Use fputs or putc instead of fprintf
7695 * config/i386/gas.h: Ditto.
7696 * config/i386/x86-64.h: Ditto.
7697 * config/i386/att.h: Ditto.
7699 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7701 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7704 2009-07-24 Martin Jambor <mjambor@suse.cz>
7706 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7707 (ipa_push_func_to_list_1): Declare.
7708 (ipa_push_func_to_list): New function.
7710 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7711 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7712 (ipa_push_func_to_list): Removed.
7713 (ipa_pop_func_from_list): Clear node_enqueued flag.
7715 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7717 * config/s390/s390.c (override_options): Default
7718 max-unrolled-insns to 100 for z10 tuning.
7720 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7722 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7723 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7724 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7725 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7726 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7727 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7728 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7730 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7732 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7733 use default set in mingw32.h header.
7734 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7735 64-bit /mingw/include path.
7736 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7739 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7741 PR rtl-optimization/40209
7742 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7744 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7746 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7747 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7748 with the rest of string where appropriate. Use fputs or putc
7749 instead of fprintf where appropriate.
7751 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7752 Pat Haugen <pthaugen@us.ibm.com>
7753 Revital Eres <ERES@il.ibm.com>
7755 * config/rs6000/vector.md: New file. Move most of the vector
7756 expander support here from altivec.md to allow for the VSX vector
7757 unit in the future. Add support for secondary_reload patterns.
7758 Rewrite the patterns for vector comparison, and vector comparison
7759 predicate instructions so that the RTL expresses the desired
7760 behavior, instead of using unspec.
7762 * config/rs6000/constraints.md ("f" constraint): Use
7763 rs6000_constraints to hold the precalculated register class.
7764 ("d" constraint): Ditto.
7765 ("wd" constraint): New constraint for VSX.
7766 ("wf" constraint): Ditto.
7767 ("ws" constraint): Ditto.
7768 ("wa" constraint): Ditto.
7769 ("wZ" constraint): Ditto.
7770 ("j" constraint): Ditto.
7772 * config/rs6000/predicates.md (vsx_register_operand): New
7774 (vfloat_operand): New predicate for vector.md.
7775 (vint_operand): Ditto.
7776 (vlogical_operand): Ditto.
7777 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7778 (easy_vector_constant): Add VSX support.
7779 (altivec_indexed_or_indirect_operand): New predicate for
7780 recognizing Altivec style memory references with AND -16.
7782 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7783 for vector secondary reload support.
7784 (rs6000_vector_reg_class): Delete, replacing it with
7786 (rs6000_vsx_reg_class): Ditto.
7787 (rs6000_constraints): New array to hold the register classes of
7788 each of the register constraints that can vary at runtime.
7789 (builtin_mode_to_type): New static array for builtin function type
7791 (builtin_hash_table): New static hash table for builtin function
7793 (TARGET_SECONDARY_RELOAD): Define target hook.
7794 (TARGET_IRA_COVER_CLASSES): Ditto.
7795 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7796 registers are 128 bits if VSX memory reference instructions are used.
7797 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7799 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7800 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7801 Print several of the scheduling related parameters.
7802 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7803 rs6000_constraints instead of rs6000_vector_reg_class. Move
7804 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7805 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7806 Altivec. Add VSX support. Setup for secondary reload support on
7807 Altivec/VSX registers.
7808 (rs6000_override_options): Make power7 set the scheduling groups
7809 like the power5. Add support for new debug switches to override
7810 the scheduling defaults. Temporarily disable -mcpu=power7 from
7811 setting -mvsx. Add support for debug switches -malways-hint,
7812 -msched-groups, and -malign-branch-targets.
7813 (rs6000_buitlin_conversion): Add support for returning unsigned
7814 vector conversion functions to fix regressions due to stricter
7816 (rs6000_builtin_mul_widen_even): Ditto.
7817 (rs6000_builtin_mul_widen_odd): Ditto.
7818 (rs6000_builtin_vec_perm): Ditto.
7819 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7820 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7822 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7824 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7825 VSX types for bit operations. Changes to accomidate vector.md.
7826 (bdesc_2arg): Ditto.
7827 (bdesc_1arg): Ditto.
7828 (struct builtin_description_predicates): Rewrite predicate
7829 handling so that RTL describes the operation, instead of passing
7830 the instruction to be used as a string argument.
7831 (bdesc_altivec_preds): Ditto.
7832 (altivec_expand_predicate_builtin): Ditto.
7833 (altivec_expand_builtin): Ditto.
7834 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7835 statement for vsldoi support.
7836 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7837 (altivec_expand_st_builtin): Ditto.
7838 (paired_expand_builtin): Whitespace changes.
7839 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7840 builtin_mode_to_type table for secondary reload. Call
7841 builtin_function_type to build random builtin functions.
7842 (altivec_init_builtins): Change to use builtin_function_type to
7843 create builtin function types dynamically as we need them.
7844 (builtin_hash_function): New support for hashing the tree types
7845 for builtin function as we need it, rather than trying to build
7846 all of the trees that we need. Add initial preliminary VSX support.
7847 (builtin_function_type): Ditto.
7848 (builtin_function_eq): Ditto.
7849 (builtin_hash_struct): Ditto.
7850 (rs6000_init_builtins): Ditto.
7851 (rs6000_common_init_builtins): Ditto.
7852 (altivec_init_builtins): Ditto.
7853 (rs6000_common_init_builtins): Ditto.
7854 (enum reload_reg_type): New enum for simplifing reg classes.
7855 (rs6000_reload_register_type): Simplify register classes into GPR,
7856 Vector, and other registers. Altivec and VSX addresses in reload.
7857 (rs6000_secondary_reload_inner): Ditto.
7858 (rs6000_ira_cover_classes): New target hook, that returns the
7859 appropriate cover classes, based on -mvsx being used or not.
7860 (rs6000_secondary_reload_class): Add VSX support.
7861 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7862 (get_vsel_insn): Ditto.
7863 (rs6000_emit_vector_compare): Rewrite vector conditional support
7864 so that where we can, we use RTL operators, instead of blindly use
7866 (rs6000_emit_vector_select): Ditto.
7867 (rs6000_emit_vector_cond_expr): Ditto.
7868 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7869 (create_TOC_reference): Add -mdebug=addr support.
7870 (emit_frame_save): VSX loads/stores need register indexed addressing.
7872 * config/rs6000/rs6000.md: Include vector.md.
7874 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7876 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7877 support for V2DI, V2DF in logical, permute, select operations.
7879 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7880 switch for vsx/power7.
7881 (-mvsx-scalar-memory): Ditto.
7882 (-mvsx-align-128): Ditto.
7883 (-mallow-movmisalign): Ditto.
7884 (-mallow-df-permute): Ditto.
7885 (-msched-groups): Ditto.
7886 (-malways-hint): Ditto.
7887 (-malign-branch-targets): Ditto.
7889 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7891 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7892 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7893 (rs6000_vector_reg_class): Delete.
7894 (rs6000_vsx_reg_class): Ditto.
7895 (enum rs6000_reg_class_enum): New enum for the constraints that
7896 vary based on target switches.
7897 (rs6000_constraints): New array to hold the register class for all
7898 of the register constraints that vary based on the switches used.
7899 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7900 (enum rs6000_builtins): Add unsigned varients for the builtin
7901 declarations returned by target hooks for expanding multiplies,
7902 select, and permute operations. Add VSX builtins.
7903 (enum rs6000_builtin_type_index): Add entries for VSX.
7904 (V2DI_type_node): Ditto.
7905 (V2DF_type_node): Ditto.
7906 (unsigned_V2DI_type_node): Ditto.
7907 (bool_long_type_node): Ditto.
7908 (intDI_type_internal_node): Ditto.
7909 (uintDI_type_internal_node): Ditto.
7910 (double_type_internal_node): Ditto.
7912 * config/rs6000/altivec.md (whole file): Move all expanders to
7913 vector.md from altivec.md. Rename insn matching functions to be
7915 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7916 (altivec_vcmp*): Ditto.
7917 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7918 (VM): New iterator for moves that includes the VSX types.
7919 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7920 (altivec_vperm_<mode>_uns): New, for unsigned types.
7921 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7922 (altivec_eq<mode>): Ditto.
7923 (altivec_gt<mode>): Ditto.
7924 (altivec_gtu<mode>): Ditto.
7925 (altivec_eqv4sf): Ditto.
7926 (altivec_gev4sf): Ditto.
7927 (altivec_gtv4sf): Ditto.
7928 (altivec_vcmpbfp_p): Ditto.
7930 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7932 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7935 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7938 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7939 ASM_SHORT instead of .word.
7940 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7941 instead of .word in asm template.
7943 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7946 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7947 (process_bb_node_lives): Use it.
7949 * ira.c (setup_cover_and_important_classes): Don't setup
7950 ira_important_class_nums. Add cover classes to the end of
7952 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7954 (find_reg_class_closure): Use reorder_important_classes.
7956 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7958 * config/i386/i386.c (i386_ira_cover_classes): New function.
7959 (TARGET_IRA_COVER_CLASSES): Redefine.
7961 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7962 importance of order of cover classes in the array.
7964 2009-07-22 Diego Novillo <dnovillo@google.com>
7966 * tree-pass.h (TDF_EH): Define.
7967 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7968 contains TDF_EH, print the EH region number holding GS.
7969 * tree-dump.c (dump_options): Add "eh".
7970 * doc/invoke.texi: Document it.
7972 2009-07-22 Doug Kwan <dougkwan@google.com>
7974 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7976 2009-07-22 Michael Matz <matz@suse.de>
7978 PR tree-optimization/35229
7979 PR tree-optimization/39300
7981 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7982 (inhibit_phi_insertion): New function.
7983 (insert_into_preds_of_block): Call it for REFERENCEs.
7984 (init_pre): Initialize and finalize scalar evolutions.
7985 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7987 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7989 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7990 Use CONST_VECTOR_NUNITS to determine number of elements.
7992 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7994 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7995 (U, W): Constraints are now deprecated and will be removed if we
7997 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7999 ("prefetch"): Add the stcmh instruction for prefetching.
8000 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
8002 (s390_short_displacement): Return always true if compiling for
8003 machines not providing the long displacement facility.
8004 (s390_mem_constraint): Support the new constraint letter Z.
8005 (s390_check_qrst_address): New function.
8007 2009-07-21 DJ Delorie <dj@redhat.com>
8009 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
8012 2009-07-21 Jason Merrill <jason@redhat.com>
8014 * c-common.c (max_tinst_depth): Increase default to 1024.
8016 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8018 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
8019 (vec_unpacku_float_lo_v4si): Ditto.
8021 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8024 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
8025 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
8026 (builtin_description): Add __builtin_ia32_cvtudq2ps.
8027 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
8029 2009-07-21 Jakub Jelinek <jakub@redhat.com>
8031 PR tree-optimization/40813
8032 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
8035 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
8037 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
8038 with a NOP_EXPR if needed.
8040 2009-07-21 Paul Brook <paul@codesourcery.com>
8042 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
8043 Terminate debug dump with newline.
8045 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8047 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
8048 Cast "1" to unsigned HOST_WIDE_INT.
8049 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
8050 deposit length to the maximum length - lsb. Extend length if
8051 HOST_BITS_PER_WIDE_INT is 32.
8053 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8055 * cgraph.h (constant_pool_htab): New function.
8056 (constant_descriptor_tree): Move from varasm.c.
8057 * varasm.c (constant_pool_htab): New function.
8058 (constant_descriptor_tree): Move to cgraph.h.
8060 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8062 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
8064 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
8066 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
8069 2009-07-20 Xinliang David Li <davidxl@google.com>
8071 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
8073 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
8075 * config/mips/mips.md (move_type): Add arith.
8076 (type): Handle arith.
8077 (zero_extendsidi2): Rename this into ...
8078 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
8079 (zero_extendsidi2): New expander.
8080 (*zero_extendsidi2_dext): New pattern.
8082 2009-07-20 Nick Clifton <nickc@redhat.com>
8084 * config.gcc (mips64-*-*): Add definition of tm_defines in order
8085 to set MIPS_ABI_DEFAULT.
8086 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
8088 2009-07-20 Jakub Jelinek <jakub@redhat.com>
8090 * tree-object-size.c (addr_object_size): Handle unions with
8091 array in it as last field of structs in __bos (, 1) as __bos (, 0).
8093 PR tree-optimization/40792
8094 * tree.c (build_function_type_skip_args): Remove bogus assert.
8096 2009-07-20 Jan Hubicka <jh@suse.cz>
8097 Martin Jambor <mjambor@suse.cz>
8099 * cgraph.h (combined_args_to_skip): New field.
8100 * cgraph.c (cgraph_create_virtual_clone): Properly handle
8101 combined_args_to_skip and args_to_skip.
8102 * tree-inline.c (update_clone_info): New function.
8103 (tree_function_versioning): Call update_clone_info.
8104 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
8106 (cgraph_materialize_all_clones): More extensive dumping, working
8107 with combined_args_to_skip rather than args_to_skip.
8109 2009-07-20 Ira Rosen <irar@il.ibm.com>
8111 * tree-vectorizer.h (vectorizable_condition): Add parameters.
8112 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
8113 (get_initial_def_for_reduction): Likewise.
8114 (vectorizable_reduction): Skip the check of first operand in case
8115 of COND_EXPR. Add check that it is outer loop vectorization if
8116 nested cycle was detected. Call vectorizable_condition() for
8117 COND_EXPR. If reduction epilogue cannot be created do not fail for
8118 nested cycles (if it is not double reduction). Assert that there
8119 is only one type in the loop in case of COND_EXPR. Call
8120 vectorizable_condition() to vectorize COND_EXPR.
8121 * tree-vect-stmts.c (vectorizable_condition): Update comment.
8122 Add parameters. Allow nested cycles if called from
8123 vectorizable_reduction(). Use reduction vector variable if provided.
8124 (vect_analyze_stmt): Call vectorizable_reduction() before
8125 vectorizable_condition().
8126 (vect_transform_stmt): Update call to vectorizable_condition().
8128 2009-07-20 Christian Bruel <christian.bruel@st.com>
8130 * config/sh/sh.opt (-mfmovd): Resurrect and document.
8131 * doc/invoke.texi (-mfmovd): Likewise.
8132 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
8134 2009-07-20 Jan Hubicka <jh@suse.cz>
8136 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
8137 when handling SSA name.
8139 2009-07-19 Jan Hubicka <jh@suse.cz>
8141 PR tree-optimization/40676
8142 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
8143 virtual PHIs in empty BBs.
8145 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8147 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
8148 re-expanded the compound use gen_lowpart instead to convert to the
8151 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8153 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
8154 OUTER_CONST arguments.
8155 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
8156 the new wider mode will be masked off.
8157 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
8159 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8161 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
8162 high-order bits are zero.
8164 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8166 * combine.c (simplify_shift_const_1): Split code to determine
8168 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
8169 new bits shifted in are identical to the old sign bit.
8171 2009-07-18 Richard Guenther <rguenther@suse.de>
8174 * gimplify.c (gimplify_call_expr): Reject code using results from
8175 functions returning void.
8177 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8179 * doc/md.texi: Document the new PowerPC "es" constraint.
8180 Document that "m" can include automodified addresses on this target,
8181 and explain how %U must be used. Extend the "Q" and "Z" documentation
8182 to suggest "es" as well as "m".
8183 * config/rs6000/constraints.md (es): New memory constraint.
8184 (Q, Z): Update strings to match new documentation.
8186 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8188 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
8189 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
8190 * config/rs6000/predicates.md (volatile_mem_operand): Use
8191 offsettable_nonstrict_memref_p.
8192 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
8193 (*floatunssidf2_internal): Likewise.
8194 (*fix_truncdfsi2_internal): Likewise.
8195 (*fix_trunctfsi2_internal): Likewise.
8197 2009-07-17 Anatoly Sokolov <aesok@post.ru>
8199 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
8201 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8203 2009-07-17 Richard Guenther <rguenther@suse.de>
8206 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
8207 (pass_warn_unused_result): Likewise.
8208 (TODO_set_props): Remove.
8209 * omp-low.c (diagnose_omp_structured_block_errors): Change to
8211 (pass_diagnose_omp_blocks): Define.
8212 * c-decl.c (pop_file_scope): Do not finalize the CU here.
8213 (c_gimple_diagnostics_recursively): Remove.
8214 (finish_function): Do not call it.
8215 (c_write_global_declarations): Continue after errors.
8216 Finalize the CU here.
8217 * c-gimplify.c (c_genericize): Do not gimplify here.
8218 * c-common.c (c_warn_unused_result): Move ...
8219 * tree-cfg.c (do_warn_unused_result): ... here.
8220 (run_warn_unused_result): New function.
8221 (gate_warn_unused_result): New function.
8222 (pass_warn_unused_result): New pass.
8223 * c-common.h (c_warn_unused_result): Remove.
8224 * flags.h (flag_warn_unused_result): Declare.
8225 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
8226 * opts.c (flag_warn_unused_result): Initialize to false.
8227 * toplev.c (compile_file): Add comment.
8228 * omp-low.c (create_omp_child_function): Do not register
8229 the function with the frontend.
8230 (diagnose_omp_structured_block_errors): Prepare to be
8231 called as optimization pass.
8232 (gate_diagnose_omp_blocks): New function.
8233 (pass_diagnose_omp_blocks): New pass.
8234 * cgraph.h (cgraph_optimize): Remove.
8235 (cgraph_analyze_function): Likewise.
8236 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
8237 * cgraphunit.c (cgraph_lower_function): Lower nested functions
8238 before their parents here.
8239 (cgraph_finalize_function): Not here.
8240 (cgraph_analyze_function): Gimplify functions here.
8241 (cgraph_finalize_compilation_unit): Continue after errors.
8242 Optimize the callgraph from here.
8243 (cgraph_optimize): Make static.
8244 * langhooks.c (write_global_declarations): Finalize the CU.
8245 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
8246 (gimplify_function_tree): Assert we gimplify only once.
8247 Set PROP_gimple_any property.
8248 * tree-nested.c (gimplify_all_functions): New function.
8249 (lower_nested_functions): Gimplify all nested functions.
8250 * gimple.h (diagnose_omp_structured_block_errors): Remove.
8251 * passes.c (init_optimization_passes): Add pass_warn_unused_result
8252 and pass_diagnose_omp_blocks after gimplification. Do not
8253 set TODO_set_props on all_lowering_passes.
8254 (execute_one_pass): Do not handle TODO_set_props.
8255 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
8256 (gimplify.o): Add tree-pass.h dependency.
8257 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
8258 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
8259 (unsave_r): Likewise.
8260 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
8263 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
8265 * doc/service.texi (Service): Restore previously removed link,
8266 which isn't broken after all.
8268 2009-07-17 Richard Guenther <rguenther@suse.de>
8270 PR tree-optimization/40321
8271 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
8272 PHI nodes to the maximal set.
8273 (make_values_for_phi): Add PHI arguments to the maximal set.
8274 (execute_pre): Dump PHI_GEN and the maximal set.
8276 2009-07-17 Jakub Jelinek <jakub@redhat.com>
8279 * gimplify.c (gimplify_conversion): Don't change non-conversions into
8282 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
8284 * doc/extend.texi (Nested Functions): Replace broken link with
8286 * doc/service.texi (Service): Remove broken link.
8288 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
8291 * builtins.c (expand_builtin_memcmp): Use loc instead of
8292 EXPR_LOCATION (exp).
8293 (expand_builtin_strncmp): Likewise.
8295 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
8296 Manuel López-Ibáñez <manu@gcc.gnu.org>
8299 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
8300 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
8301 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
8302 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
8303 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
8304 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
8305 tree-inline.c, c-common.c, c-common.h, gimple.c,
8306 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
8307 convert.c: Add location argument to fold_{unary,binary,ternary},
8308 fold_build[123], build_call_expr, build_size_arg,
8309 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
8310 fold_build1_initializer, fold_build2_initializer,
8311 fold_build3_initializer, fold_build_call_array,
8312 fold_build_call_array_initializer, fold_single_bit_test,
8313 omit_one_operand, omit_two_operands, invert_truthvalue,
8314 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
8315 combine_comparisons, fold_builtin_*, fold_call_expr,
8316 build_range_check, maybe_fold_offset_to_address, round_up,
8319 2009-07-16 Jason Merrill <jason@redhat.com>
8322 * c-common.c (c_common_reswords): Add __is_standard_layout
8324 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
8325 * doc/implement-cxx.texi: New.
8326 * doc/gcc.texi: Include it.
8328 2009-07-16 DJ Delorie <dj@redhat.com>
8330 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
8331 compares that may be indirectly affected by previous instructions.
8333 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8335 * builtins.c (do_mpc_arg2): New.
8336 (fold_builtin_2): Fold builtin cpow.
8337 * real.h (HAVE_mpc_pow): New.
8339 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
8341 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
8342 comparison to skip unprofitable schedule
8344 2009-07-16 Simon Baldwin <simonb@google.com>
8346 * gcc.c (option_map): New flag -no-canonical-prefixes.
8347 * (display_help): Print help text for new flag.
8348 * (process_command): Move options translation and language specifics
8349 and handle new flag early. Use it to set a function pointer to a
8350 prefix builder. Replace make_relative_prefix calls with calls to
8351 the function pointed to. Ignore new flag in regular options handling.
8352 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
8354 2009-07-15 DJ Delorie <dj@redhat.com>
8356 * config/mep/mep.md (sibcall_internal): Change register to avoid
8358 (sibcall_value_internal): Likewise.
8360 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
8362 PR rtl-optimization/40710
8363 * resource.c (mark_target_live_regs): Reset DF problem to LR.
8365 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
8367 * config/mips/mips.md (*extenddi_truncate<mode>,
8368 *extendsi_truncate<mode>): Change type attribute to move_type
8369 with shift_shift. Split out code handling exts from here ...
8370 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
8372 (*extendhi_truncateqi): Change type attribute to move_type with
8373 shift_shift. Split out code handling exts from here ...
8374 (*extendhi_truncateqi_exts): ... to this new pattern.
8376 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
8378 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
8379 instead of "and" with inverted sign bit mask value. Use
8380 "nonimmediate_operand" for operand 1 and operand 2 predicate.
8381 Allocate registers only for operand 4 and operand 5.
8383 2009-07-15 Jakub Jelinek <jakub@redhat.com>
8386 * fold-const.c (fold_cond_expr_with_comparison): When folding
8387 < and <= to MIN, make sure the MIN uses the same type as the
8388 comparison's operands.
8390 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
8392 * arm.md (ior_xor): New code iterator.
8393 (split for ior/xor with shift and zero-extend): New split pattern.
8394 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
8396 2009-07-15 Richard Guenther <rguenther@suse.de>
8398 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
8401 2009-07-15 Richard Guenther <rguenther@suse.de>
8404 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
8406 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8408 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
8409 handle 2.6.30 kernel.
8411 2009-07-15 DJ Delorie <dj@redhat.com>
8413 * config/mep/mep.md (sibcall_internal): Change register to allow
8414 for 24-bit addresses.
8415 (sibcall_value_internal): Likewise.
8417 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
8419 * doc/invoke.texi: Added descriptions of the scheduling heuristics
8420 that are enabled/disabled by the flags introduced by a previous patch.
8422 2009-07-14 DJ Delorie <dj@redhat.com>
8424 * config/mep/mep.md (sibcall_internal): Include non-toggling
8426 (sibcall_value_internal): Likewise.
8428 2009-07-14 Taras Glek <tglek@mozilla.com>
8429 Rafael Espindola <espindola@google.com>
8431 * doc/sourcebuild.texi: Document install-plugin target.
8432 * configure.ac: Added install-plugin target to language makefiles.
8433 * configure: Regenerate.
8434 * Makefile.in: (install-plugin): Install more headers,
8435 depend on lang.install-plugin.
8437 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8439 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
8442 2009-07-14 DJ Delorie <dj@redhat.com>
8444 * config/mep/mep.c (mep_vliw_jmp_match): New function.
8445 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
8446 * config/mep/mep.md (sibcall_internal): Change test from
8447 mep_vliw_mode_match to mep_vliw_jmp_match.
8448 (sibcall_value_internal): Likewise.
8450 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
8452 * config/i386/sse.md (copysign<mode>3): New expander.
8453 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
8454 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
8455 Use ix86_build_const_vector.
8456 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
8457 IX86_BUILTIN_CPYSGNPD.
8458 (builtin_description): Add __builtin_ia32_copysignps and
8459 __builtin_ia32_copysignpd.
8460 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
8461 and BUILT_IN_COPYSIGNF.
8463 2009-07-13 Jason Merrill <jason@redhat.com>
8465 * builtins.c (can_trust_pointer_alignment): New fn.
8466 (get_pointer_alignment): Factor it out from here.
8467 * tree.h: Declare it.
8469 2009-07-14 David Edelsohn <edelsohn@gnu.org>
8471 * config/rs6000/predicates.md (offsettable_mem_operand): Test
8474 2009-07-14 Dodji Seketeli <dodji@redhat.com>
8478 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
8480 2009-07-14 Richard Guenther <rguenther@suse.de>
8481 Andrey Belevantsev <abel@ispras.ru>
8484 * cfgexpand.c (partition_stack_vars): Do not bother to update
8485 alias information when not optimizing.
8487 2009-07-14 Richard Guenther <rguenther@suse.de>
8488 Andrey Belevantsev <abel@ispras.ru>
8490 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
8491 (pt_solution_set): Likewise.
8492 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
8493 * tree-ssa-structalias.c (pt_solution_set): New function.
8494 * final.c (rest_of_clean_state): Free SSA data structures.
8495 * print-rtl.c (print_decl_name): Remove.
8496 (print_mem_expr): Implement in terms of print_generic_expr.
8497 * alias.c (ao_ref_from_mem): New function.
8498 (rtx_refs_may_alias_p): Likewise.
8499 (true_dependence): Query alias-export info.
8500 (canon_true_dependence): Likewise.
8501 (write_dependence_p): Likewise.
8502 * tree-dfa.c (get_ref_base_and_extent): For void types leave
8504 * emit-rtl.c (component_ref_for_mem_expr): Remove.
8505 (mem_expr_equal_p): Use operand_equal_p.
8506 (set_mem_attributes_minus_bitpos): Do not use
8507 component_ref_for_mem_expr.
8508 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
8509 (update_alias_info_with_stack_vars): Likewise.
8510 (partition_stack_vars): Call update_alias_info_with_stack_vars.
8511 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
8512 explicitly nor clear stmt operands.
8513 Free the decl-to-pointer map.
8514 * tree-optimize.c (execute_free_datastructures): Do not free
8515 SSA data structures here.
8516 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
8517 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
8518 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
8520 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8522 2009-07-13 DJ Delorie <dj@redhat.com>
8524 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8525 unrolling at the right iteration count.
8527 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8530 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8532 * haifa-sched.c (rank_for_schedule): Introduced flags to
8533 enable/disable individual scheduling heuristics.
8534 * common.opt: Introduced flags to enable/disable individual
8535 heuristics in the scheduler.
8536 * doc/invoke.texi: Introduced flags to enable/disable individual
8537 heuristics in the scheduler.
8539 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8541 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8542 config/i386/mingw-tls.c.
8543 * config/i386/mingw-tls.c: Removed.
8545 2009-07-13 Ira Rosen <irar@il.ibm.com>
8547 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8548 checks access only relevant statements.
8549 (vectorizable_reduction): Likewise.
8551 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8553 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8554 just for 32-bit case.
8556 2009-07-12 Jan Hubicka <jh@suse.cz>
8558 PR tree-optimization/40585
8559 * except.c (expand_resx_expr): When there already is resume
8560 instruction, produce linked list.
8561 (build_post_landing_pads): Assert that resume is empty.
8562 (connect_post_landing_pads): Handle resume lists.
8563 (dump_eh_tree): Dump resume list.
8565 2009-07-12 Ira Rosen <irar@il.ibm.com>
8567 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8568 with additional argument.
8569 * tree-vectorizer.h (enum vect_def_type): Add
8570 vect_double_reduction_def.
8571 (vect_is_simple_reduction): Add argument.
8572 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8574 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8575 vect_is_simple_reduction with additional argument.
8576 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8578 (reduction_code_for_scalar_code): Handle additional codes by
8579 returning ERROR_MARK for them. Fix comment and indentation.
8580 (vect_is_simple_reduction): Fix comment, add argument to specify
8581 double reduction. Detect double reduction.
8582 (get_initial_def_for_induction): Fix indentation.
8583 (get_initial_def_for_reduction): Fix comment and indentation.
8584 Handle double reduction. Create initial definitions that do not
8585 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8586 (vect_create_epilog_for_reduction): Fix comment, add argument to
8587 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8588 epilogue result extraction. Create double reduction phi node and
8589 replace relevant uses.
8590 (vectorizable_reduction): Call vect_is_simple_reduction with
8591 additional argument. Fix indentation. Update epilogue code treatment
8592 according to the changes in reduction_code_for_scalar_code. Check
8593 for double reduction. Call vect_create_epilog_for_reduction with
8594 additional argument.
8595 * tree-vect-stmts.c (process_use): Handle double reduction, update
8597 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8598 (vect_get_vec_def_for_operand): Likewise.
8600 2009-07-12 Danny Smith <dansmister@gmail.com>
8602 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8603 dllexport if !TREE_PUBLIC.
8604 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8606 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8608 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8609 (avr_extra_arch_macro) Remove declatation.
8610 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8611 (avr_extra_arch_macro) Declare as static.
8612 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8614 2009-07-11 Jan Hubicka <jh@suse.cz>
8617 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8619 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8622 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8623 cold_in_std_section bits.
8624 (dwarf2out_begin_prologue): Initialize them.
8625 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8626 if already covered by text_section or cold_text_section range.
8628 PR rtl-optimization/40667
8629 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8630 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8631 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8632 * config/i386/i386.c (ix86_minimum_alignment): New function.
8633 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8634 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8635 * emit-rtl.c (gen_reg_rtx): Likewise.
8636 * function.c (assign_parms): Likewise. If nominal_type needs
8637 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8638 rather than passed_type's alignment.
8641 * function.c (assign_parm_setup_stack): Adjust
8642 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8643 from nominal_mode on big endian.
8645 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8647 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8649 2009-07-10 DJ Delorie <dj@redhat.com>
8651 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8653 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8655 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8657 (thumb2_cbnz): Likewise.
8659 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8662 * config.gcc (supported_defaults): Add synci.
8663 (with_synci): Add validation.
8664 (all_defaults): Add synci.
8665 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8668 * config/mips/mips.opt (msynci): New option.
8669 * config/mips/mips.c (mips_override_options): Warn on use of
8670 -msynci for targets that do now support it.
8671 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8673 * gcc/doc/invoke.texi (-msynci): Document the new option.
8674 * doc/install.texi (--with-synci): Document the new option.
8676 2009-07-10 Richard Guenther <rguenther@suse.de>
8678 PR tree-optimization/40496
8679 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8680 the PHI result with a compatible type.
8682 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8686 * c.opt (Wunused-result): New.
8687 * doc/invoke.texi: Document it.
8688 * c-common.c (c_warn_unused_result): Use it.
8690 2009-07-09 DJ Delorie <dj@redhat.com>
8692 * targhooks.c (default_target_can_inline_p): Rename from
8693 default_target_option_can_inline_p.
8694 * targhooks.h (default_target_can_inline_p): Likewise.
8695 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8696 TARGET_OPTION_CAN_INLINE_P.
8697 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8698 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8699 (mep_target_can_inline_p): Rename from
8700 mep_target_option_can_inline_p.
8703 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8704 registers used to pass vectors.
8706 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8708 2009-07-09 Tom Tromey <tromey@redhat.com>
8710 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8711 * config/mmix/mmix.c: Include dwarf2.h.
8712 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8713 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8714 * config/sh/sh.c: Include dwarf2.h.
8715 * config/i386/i386.c: Include dwarf2.h.
8716 * Makefile.in (DWARF2_H): Remove 'elf'.
8717 * except.c: Include dwarf2.h.
8718 * unwind-dw2.c: Include dwarf2.h.
8719 * dwarf2out.c: Include dwarf2.h.
8720 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8721 * unwind-dw2-fde.c: Include dwarf2.h.
8722 * dwarf2asm.c: Include dwarf2.h.
8724 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8726 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8727 (max_issue): Use it.
8728 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8730 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8731 (region_sched_info): Update.
8732 * sched-ebb.c (ebb_sched_info): Update.
8733 * modulo-sched.c (sms_sched_info): Update.
8734 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8736 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8738 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8740 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8742 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8744 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8747 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8748 arg1 with arg01 if arg1 is already INTEGER_CST.
8750 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8752 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8753 Transform (and (truncate)) into (truncate (and)).
8755 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8757 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8758 creating LHS paradoxical subregs. Fix surrounding returns to
8759 use NULL_RTX rather than 0.
8761 2009-07-08 DJ Delorie <dj@redhat.com>
8763 * config/mep/mep.c: (mep_option_can_inline_p): New.
8764 (TARGET_OPTION_CAN_INLINE_P): Define.
8766 2009-07-08 Mark Wielaard <mjw@redhat.com>
8769 * dwarf2out.c (add_data_member_location_attribute): When we have
8770 only a constant offset don't emit a new location description using
8771 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8774 2009-07-08 Richard Henderson <rth@redhat.com>
8777 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8778 (enum reg_class): Add CLOBBERED_REGS.
8779 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8780 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8781 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8782 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8783 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8784 force 64-bit sibcalls into R11.
8785 * config/i386/constraints.md (U): New constraint.
8786 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8787 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8788 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8790 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8792 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8794 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8795 * ebitmap.h (dump_ebitmap): Ditto.
8796 * optabs.h (optab_libfunc): Ditto.
8797 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8798 * tree-flow.h (vect_can_force_dr_alignment_p,
8799 get_vectype_for_scalar_type): Ditto.
8800 (vectorize_loops): Move prototype to ...
8801 * tree-vectorizer.h: ... here. Also, adjust comment.
8802 (vect_set_verbosity_level): Remove duplicate prototype.
8803 * tree-ssa-loop.c: Include tree-vectorizer.h.
8804 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8806 2009-07-08 Nick Clifton <nickc@redhat.com>
8808 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8811 2009-07-08 DJ Delorie <dj@redhat.com>
8813 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8814 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8815 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8817 * config/mep/intrinsics.md: Regenerated.
8818 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8819 registers when asm() or calls are detected.
8821 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8824 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8826 * gimple (gimple_build_call_from_tree): Likewise.
8827 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8828 no_warning flag before warning.
8830 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8832 * tree.c (set_expr_locus): Remove.
8833 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8834 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8836 * gimplify.c (internal_get_tmp_var): Likewise.
8837 (gimplify_call_expr): Likewise.
8838 (gimplify_one_sizepos): Likewise.
8840 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8843 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8844 to variables for debugging purposes.
8846 2009-06-23 Mark Loeser <mark@halcy0n.com>
8849 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8851 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8853 * pretty-print.c (pp_base_format): Remove %J.
8854 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8855 gcc_cxxdiag_char_table): Likewise.
8856 (init_dynamic_diag_info): Likewise.
8858 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8860 * pretty-print.c (pp_base_format): Remove %H.
8861 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8862 gcc_cxxdiag_char_table): Likewise.
8863 (init_dynamic_diag_info): Likewise.
8864 * config/mep/mep.c (mep_select_section): Likewise.
8866 2009-07-07 Duncan Sands <baldrick@free.fr>
8868 * final.c (pass_clean_state): Give the pass a name.
8869 * passes.c (pass_rest_of_compilation): Likewise.
8870 * tree-optimize.c (pass_all_optimizations): Likewise.
8872 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8874 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8875 an extra 'decl' for error_at.
8877 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8880 * tree-tailcall.c (adjust_return_value_with_ops,
8881 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8882 if it has complex or vector type.
8884 2009-07-07 Olivier Hainque <hainque@adacore.com>
8886 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8889 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8891 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8893 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8895 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8896 * c-decl.c: Likewise.
8897 * function.c: Likewise.
8898 * varasm.c: Likewise.
8899 * tree-ssa.c: Likewise.
8900 * c-common.c: Likewise.
8901 * tree-cfg.c: Likewise.
8902 * config/spu/spu.c: Likewise.
8903 * config/ia64/ia64.c: Likewise.
8904 * config/v850/v850.c: Likewise.
8906 2009-07-06 DJ Delorie <dj@redhat.com>
8908 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8909 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8910 unspecified accesses to control registers.
8911 * config/mep/intrinsics.md: Regenerate.
8912 * config/mep/intrinsics.h: Regenerate.
8913 * config/mep/mep-intrin.h: Regenerate.
8915 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8917 * c-lex.c: Replace %H by an explicit location. Update all calls.
8918 * c-common.c: Likewise.
8919 * c-decl.c: Likewise.
8920 * c-typeck.c: Likewise.
8921 * fold-const.c: Likewise.
8922 * gimplify.c: Likewise.
8924 * tree-cfg.c: Likewise.
8925 * tree-ssa-loop-niter.c: Likewise.
8926 * tree-vrp.c: Likewise.
8927 * value-prof.c: Likewise.
8929 2009-07-06 Diego Novillo <dnovillo@google.com>
8931 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8932 if it has one. Handle cases where VAR does not have an
8933 annotation or cfun is NULL.
8935 2009-07-06 Diego Novillo <dnovillo@google.com>
8937 * tree.c: Include debug.h.
8938 (initialize_tree_contains_struct): New.
8939 (init_ttree): Call it.
8940 (tree_node_structure_for_code): Factor out of ...
8941 (tree_node_structure): ... here.
8942 * treestruct.def (TS_PHI_NODE): Remove.
8943 (TS_GIMPLE_STATEMENT): Remove.
8945 2009-07-06 Diego Novillo <dnovillo@google.com>
8947 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8948 (debug_tree_chain): Handle cycles.
8950 2009-07-06 Nick Clifton <nickc@redhat.com>
8951 DJ Delorie <dj@redhat.com>
8953 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8954 __FMOVD_ENABLED__ is defined.
8956 (TARGET_FMOVD): Provide a default definition.
8957 (MASK_FMOVD): Likewise.
8958 (TARGET_CPU_CPP_BUILTINS): Define
8959 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8960 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8961 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8962 (split for DF load from memory into register): Also handle
8963 MEMs which consist of REG+DISP addressing.
8964 (split for DF store from register to memory): Likewise.
8965 (movsf_ie): Always use single fp_mode.
8966 * config/sh/sh.c (sh_override_options): Do not automatically
8967 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8968 that to the -mfmovd command line switch.
8969 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8970 (fldi_ok): Always allow.
8971 * config/sh/sh.opt (mfmovd): Remove this switch.
8972 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8974 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8975 Kaz Kojima <kkojima@gcc.gnu.org>
8977 PR rtl-optimization/30807
8978 * postreload.c (reload_combine): For every new use of REG_SUM,
8979 record the use of BASE.
8981 2009-07-06 Jan Hubicka <jh@suse.cz>
8983 * params.def: Revert my accidental commit at 2009-06-30.
8985 2009-07-04 Ian Lance Taylor <iant@google.com>
8988 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8990 (mingw_format_attribute_overrides): Likewise.
8992 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8995 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8996 don't check cfa.reg. Instead of cfa.indirect use
8997 fde && fde->drap_reg != INVALID_REGNUM test.
8999 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
9001 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
9003 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
9006 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
9008 2009-07-03 Richard Guenther <rguenther@suse.de>
9010 PR tree-optimization/40640
9011 * tree-switch-conversion.c (build_arrays): Perform arithmetic
9014 2009-07-03 Jan Hubicka <jh@suse.cz>
9016 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
9017 for size, reduce amount of inlining.
9019 2009-07-03 Richard Guenther <rguenther@suse.de>
9022 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
9023 if t +- x is known to not overflow and the conversion widens the
9025 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
9027 2009-07-03 Jan Hubicka <jh@suse.cz>
9029 * ipa-pure-const.c (analyze): Update loop optimizer init.
9030 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
9031 try_remove_empty_loop, remove_empty_loops): Remove.
9032 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
9033 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
9034 to mark regular loops as neccesary.
9035 (degenerate_phi_p): New function.
9036 (propagate_necessity, remove_dead_phis): Use it.
9037 (forward_edge_to_pdom): Likewise.
9038 (eliminate_unnecessary_stmts): Take care to remove uses of results of
9039 virtual PHI nodes that became unreachable.
9040 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
9041 * tree-flow.h (remove_empty_loops): Remove.
9042 * passes.c (init_optimization_passes): Remove.
9044 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
9046 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
9047 can_create_pseudo_p.
9048 (*fix_trunc<mode>_i387_1): Ditto.
9049 (*floathi<mode>2_1): Ditto.
9050 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
9051 (*fistdi2_1): Ditto.
9052 (*fist<mode>2_1): Ditto.
9053 (frndintxf2_floor): Ditto.
9054 (*fist<mode>2_floor_1): Ditto.
9055 (frndintxf2_ceil): Ditto.
9056 (*fist<mode>2_ceil_1): Ditto.
9057 (frndintxf2_trunc): Ditto.
9058 (frndintxf2_mask_pm): Ditto.
9059 (fxam<mode>2_i387_with_temp): Ditto.
9060 * config/i386/sse.md (mulv16qi3): Ditto.
9061 (*sse2_mulv4si3): Ditto.
9063 (sse4_2_pcmpestr): Ditto.
9064 (sse4_2_pcmpistr): Ditto.
9066 2009-07-03 Jan Hubicka <jh@suse.cz>
9068 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
9069 (mark_stmt_necessary): Set it.
9070 (mark_operand_necessary): Set it.
9071 (mark_control_dependent_edges_necessary): Set it.
9072 (mark_virtual_phi_result_for_renaming): New function.
9073 (get_live_post_dom): New function.
9074 (forward_edge_to_pdom): New function.
9075 (remove_dead_stmt): Fix handling of control dependences.
9076 (tree_dce_init): Init new bitmap.
9077 (tree_dce_done): Free it.
9079 2009-07-02 Richard Guenther <rguenther@suse.de>
9082 * tree-ssa-structalias.c (new_var_info): Initialize
9085 2009-07-02 Jan Hubicka <jh@suse.cz>
9087 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
9090 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
9092 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
9093 instead of recomputing it. Adjust calls.
9094 (emit_store_flag): Adjust recursive calls.
9096 2009-07-02 Richard Guenther <rguenther@suse.de>
9098 * tree-ssa-live.c (remove_unused_locals): Do not remove
9100 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
9101 of DECL_EXTERNAL for HEAP variables.
9102 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
9103 HEAP variables. Do not adjust RESTRICT vars.
9104 (find_what_var_points_to): Nobody cares if something
9107 2009-07-02 Ben Elliston <bje@au.ibm.com>
9109 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
9110 pc_low and pc_high declarations to the top of the function.
9112 2009-07-01 DJ Delorie <dj@redhat.com>
9114 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
9116 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
9117 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
9118 unspecified accesses to control registers.
9119 * config/mep/intrinsics.md: Regenerate.
9120 * config/mep/intrinsics.h: Regenerate.
9121 * config/mep/mep-intrin.h: Regenerate.
9123 2009-07-01 Anthony Green <green@moxielogic.com>
9125 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9126 instruction when possible.
9127 (moxie_expand_prologue): Ditto. Also, save an instruction and
9128 some complexity by popping off of $r12 instead of $sp.
9129 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
9132 2009-07-01 Richard Henderson <rth@redhat.com>
9135 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
9136 contained no insns, reposition note before last insn.
9138 2009-07-01 Richard Henderson <rth@redhat.com>
9141 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
9142 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
9144 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9147 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
9148 darwin9 for printing reg addresses with %y.
9150 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9152 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
9153 truncation from operands in binary operations.
9155 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9158 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9159 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9160 subreg of op0 to the original op0.
9162 * expmed.c (store_bit_field_1): Use a temporary as the destination
9163 instead of a paradoxical subreg when we need to truncate the result.
9165 2009-07-01 DJ Delorie <dj@redhat.com>
9167 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
9168 names to VLIW variants.
9169 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
9170 * config/mep/intrinsics.md: Regenerate.
9171 * config/mep/intrinsics.h: Regenerate.
9172 * config/mep/mep-intrin.h: Regenerate.
9174 2009-07-01 Jakub Jelinek <jakub@redhat.com>
9177 * jump.c (returnjump_p): Revert last patch.
9178 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
9180 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9183 * pa.md (casesi32p): Use jump table label to determine the offset
9185 (casesi64p): Likewise.
9187 * pa.c (forward_branch_p): Return bool type. Use instruction
9188 addresses when available. Assert that INSN has a jump label.
9189 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
9192 2009-07-01 Richard Guenther <rguenther@suse.de>
9194 PR tree-optimization/19831
9195 * tree-ssa-dce.c (propagate_necessity): Calls to functions
9196 that only act as barriers do not make any previous stores necessary.
9197 * tree-ssa-structalias.c (handle_lhs_call): Delay making
9198 HEAP variables global, do not add a constraint from nonlocal.
9199 (find_func_aliases): Handle escapes through return statements.
9200 (compute_points_to_sets): Make escaped HEAP variables global.
9202 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9205 * expmed.c (emit_store_flag): Perform a conversion if necessary,
9206 after reducing a DImode cstore to SImode.
9208 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9210 * expr.c (expand_expr_real_1): Reinstate fallthrough to
9211 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
9213 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
9215 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
9216 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
9218 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
9219 and umod_optab if TARGET_BSD_DIVMOD.
9220 * config/vax/lib1funcs.asm: New file.
9221 * config/vax/t-linux: New file.
9222 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
9224 2009-06-30 Jakub Jelinek <jakub@redhat.com>
9227 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
9228 to type arguments that have void type.
9231 * dwarf2out.c (gen_formal_parameter_die): Call
9232 equate_decl_number_to_die if node is different from origin.
9234 2009-06-30 Anthony Green <green@moxielogic.com>
9236 Clean up moxie port for --enable-build-with-cxx.
9237 * config/moxie/moxie.c (moxie_function_value): First two
9238 parameters are const_tree, not tree.
9239 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
9240 (REG_CLASS_NAMES): Ditto.
9241 (REGNO_REG_CLASS): Ditto.
9242 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
9243 (moxie_function_value): Fix constyness of arguments.
9245 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
9247 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
9248 finalize_size_functions before further processing.
9249 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
9250 (variable_size): Call self_referential_size on size expressions
9251 that contain a PLACEHOLDER_EXPR.
9252 (size_functions): New static variable.
9253 (copy_self_referential_tree_r): New static function.
9254 (self_referential_size): Likewise.
9255 (finalize_size_functions): New global function.
9256 * tree.c: Include tree-inline.h.
9257 (push_without_duplicates): New static function.
9258 (find_placeholder_in_expr): New global function.
9259 (substitute_in_expr) <tcc_declaration>: Return the replacement object
9261 <tcc_expression>: Likewise.
9262 <tcc_vl_exp>: If the replacement object is a constant, try to inline
9263 the call in the expression.
9264 * tree.h (finalize_size_functions): Declare.
9265 (find_placeholder_in_expr): Likewise.
9266 (FIND_PLACEHOLDER_IN_EXPR): New macro.
9267 (substitute_placeholder_in_expr): Update comment.
9268 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
9270 (copy_tree_body_r): Likewise.
9271 (copy_tree_body): New static function.
9272 (maybe_inline_call_in_expr): New global function.
9273 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
9274 (maybe_inline_call_in_expr): Declare.
9275 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
9276 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
9279 2009-06-30 Richard Guenther <rguenther@suse.de>
9281 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
9283 (propagate_necessity): Do not mark reaching defs of stores
9286 2009-06-30 Jan Hubicka <jh@suse.cz>
9288 * cfgloopanal.c (check_irred): Move into ...
9289 (mark_irreducible_loops): ... here; return true if ireducible
9291 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
9292 (analyze_function): Try to prove loop finiteness.
9293 * cfgloop.h (mark_irreducible_loops): Update prototype.
9294 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
9296 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
9298 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
9300 2009-06-30 Ira Rosen <irar@il.ibm.com>
9302 PR tree-optimization/40542
9303 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
9306 2009-06-30 Martin Jambor <mjambor@suse.cz>
9308 PR tree-optimization/40582
9309 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
9310 than useless_type_conversion_p.
9311 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
9314 2009-06-30 Martin Jambor <mjambor@suse.cz>
9317 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
9319 2009-06-30 Richard Guenther <rguenther@suse.de>
9321 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
9322 use ao_ref references.
9323 (walk_aliased_vdefs): Likewise.
9324 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
9325 * tree-ssa-dce.c (struct ref_data): Remove.
9326 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
9327 (mark_aliased_reaching_defs_necessary): Adjust.
9328 (mark_all_reaching_defs_necessary_1): Likewise.
9330 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
9333 * expmed.c (emit_cstore): New name of emit_store_flag_1.
9334 (emit_store_flag_1): Extract from emit_store_flag, adjust
9335 calls to (what now is) emit_cstore.
9336 (emit_store_flag): Call emit_store_flag_1 and also use it
9337 for what used to be recursive calls.
9339 2009-06-30 Wei Guozhi <carrot@google.com>
9342 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
9343 if the target bb post dominates from bb.
9344 * config/i386/i386.c (memory_address_length): Check existence of base
9345 register before using it.
9347 2009-06-30 Nick Clifton <nickc@redhat.com>
9348 DJ Delorie <dj@redhat.com>
9350 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9351 __FMOVD_ENABLED__ is defined.
9353 (TARGET_FMOVD): Provide a default definition.
9354 (MASK_FMOVD): Likewise.
9355 (TARGET_CPU_CPP_BUILTINS): Define
9356 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9357 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9358 two fmov instructions depending upon whether TARGET_FMOVD is
9360 (split for DF load from memory into register): Also handle
9361 MEMs which consist of REG+DISP addressing.
9362 (split for DF store from register to memory): Likewise.
9363 * config/sh/sh.opt (mfmovd): Remove this switch.
9364 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9365 * config/sh/sh.c (sh_override_options): Do not automatically
9366 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9367 that to the -mfmovd command line switch.
9369 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
9371 (fldi_ok): Always allow.
9372 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
9374 2009-06-29 DJ Delorie <dj@redhat.com>
9376 * doc/install.texi (mep-x-elf): Correct chip's full name.
9378 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
9380 * doc/extend.texi: Fix typo.
9382 2009-06-29 Tom Tromey <tromey@redhat.com>
9385 * Makefile.in (DWARF2_H): New variable.
9387 (dwarf2out.o): Likewise.
9388 (dwarf2asm.o): Likewise.
9389 * config/i386/t-i386: Use DWARF2_H.
9390 * except.c: Include elf/dwarf2.h.
9391 * unwind-dw2.c: Include elf/dwarf2.h.
9392 * dwarf2out.c: Include elf/dwarf2.h.
9393 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
9394 <dtprel>: New field.
9395 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
9396 (size_of_loc_descr): Likewise.
9397 (output_loc_operands_raw): Likewise.
9398 (output_loc_operands): Handle new dtprel field.
9399 (loc_checksum): Update.
9400 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
9401 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
9402 * unwind-dw2-fde.c: Include elf/dwarf2.h.
9403 * dwarf2asm.c: Include elf/dwarf2.h.
9404 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
9405 * config/mmix/mmix.c: Include elf/dwarf2.h.
9406 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
9407 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
9408 * config/sh/sh.c: Include elf/dwarf2.h.
9409 * config/i386/i386.c: Include elf/dwarf2.h.
9411 2009-06-29 DJ Delorie <dj@redhat.com>
9413 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
9415 * doc/extend.texi: Add MeP attributes and pragmas.
9416 * doc/invoke.text: Add MeP Options.
9417 * doc/contrib.texi: Add MeP contribution.
9418 * doc/md.texi: Add MeP constraints.
9419 * doc/install.texi: Add MeP target.
9421 2009-06-30 Anatoly Sokolov <aesok@post.ru>
9423 * target.h (struct gcc_target): Add frame_pointer_required field.
9424 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
9425 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
9426 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
9428 * reload1.c (update_eliminables): (Ditto.).
9429 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
9430 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9431 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
9433 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
9435 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
9436 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9437 (arm_frame_pointer_required): New function.
9439 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
9440 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9441 (avr_frame_pointer_required_p): Declare as static.
9442 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
9444 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
9445 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9446 (bfin_frame_pointer_required): Make as static, change return type
9448 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
9450 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
9451 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9452 (cris_frame_pointer_required): New function.
9454 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
9456 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
9457 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9458 (fr30_frame_pointer_required): New function.
9460 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
9461 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9462 (frv_frame_pointer_required): Make as static, change return type
9464 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
9466 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
9467 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9468 (ix86_frame_pointer_required): Make as static, change return type to
9470 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
9472 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
9473 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9475 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
9477 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
9479 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
9481 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
9482 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9483 (mips_frame_pointer_required): Make as static.
9484 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
9486 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
9487 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9488 (mmix_frame_pointer_required): Mew function.
9490 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
9491 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9493 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
9495 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
9497 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
9499 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
9500 (CAN_ELIMINATE): Redefine.
9501 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9502 (sparc_frame_pointer_required): New function.
9503 (sparc_can_eliminate): New function.
9504 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
9506 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
9507 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9509 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
9510 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9511 (xtensa_frame_pointer_required): Make as static, change return type
9513 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
9516 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
9518 * doc/plugins.texi: Document PLUGIN_START_UNIT.
9519 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
9520 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9521 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9522 (register_callback): Handle PLUGIN_START_UNIT.
9523 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9525 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9527 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9529 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9530 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9532 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9534 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9537 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9539 * doc/extend.texi (Additional Floating Types): __float128 is also
9540 supported on i386 targets.
9542 2009-06-29 Richard Guenther <rguenther@suse.de>
9545 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9547 (pt_solutions_same_restrict_base): Declare.
9548 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9550 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9551 (make_constraint_from, make_copy_constraint): Move earlier.
9552 (make_constraint_from_heapvar): New function.
9553 (make_constraint_from_restrict): Likewise.
9554 (handle_lhs_call): Use it.
9555 (find_func_aliases): Use it to track conversions to restrict
9557 (struct fieldoff): Add only_restrict_pointers flag.
9558 (push_fields_onto_fieldstack): Initialize it.
9559 (create_variable_info_for): Track global restrict qualified pointers.
9560 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9561 Track restrict qualified pointer arguments.
9562 (set_uids_in_ptset): Use varinfo is_global_var flag.
9563 (find_what_var_points_to): Set the vars_contains_restrict flag.
9564 Always create the points-to solution for sets including restrict tags.
9565 (pt_solutions_same_restrict_base): New function.
9566 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9567 qualified pointers use pt_solutions_same_restrict_base as
9568 additional source for disambiguation.
9570 2009-06-29 Richard Guenther <rguenther@suse.de>
9573 * alias.c (find_base_decl): Remove.
9574 (get_deref_alias_set_1): Remove restrict handling.
9575 * c-common.c (c_apply_type_quals_to_decl): Do not set
9576 DECL_POINTER_ALIAS_SET.
9577 * gimplify.c (find_single_pointer_decl_1): Remove.
9578 (find_single_pointer_decl): Likewise.
9579 (internal_get_tmp_var): Remove restrict handling.
9580 (gimple_regimplify_operands): Likewise.
9581 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9582 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9583 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9584 * tree.c (restrict_base_for_decl): Remove.
9585 (init_ttree): Do not allocate it.
9586 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9587 LABEL_DECL_UID for label decls.
9588 (copy_node_stat): Do not copy restrict information.
9589 (decl_restrict_base_lookup): Remove.
9590 (decl_restrict_base_insert): Likewise.
9591 (print_restrict_base_statistics): Likewise.
9592 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9593 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9594 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9595 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9596 (LABEL_DECL_UID): Adjust.
9597 (DECL_BASED_ON_RESTRICT_P): Remove.
9598 (DECL_GET_RESTRICT_BASE): Likewise.
9599 (SET_DECL_RESTRICT_BASE): Likewise.
9600 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9602 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9603 instead of DECL_POINTER_ALIAS_SET.
9604 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9605 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9606 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9608 2009-06-29 Richard Guenther <rguenther@suse.de>
9610 PR tree-optimization/40579
9611 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9612 the IL to simplify has constants that overflowed.
9614 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9616 PR tree-optimization/40550
9617 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9618 vector_compute_type only when the size of vector_compute_type is
9619 less than the size of type.
9621 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9623 * fold-const.c (contains_label_1): Fix comments.
9624 (contains_label_p): Do not walk trees multiple time.
9626 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9628 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9629 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9630 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9631 ix86_fp_comparison_operator.
9632 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9633 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9634 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9635 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9636 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9637 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9638 (related splits): Change predicate to ix86_fp_comparison_operator.
9639 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9640 instead of ix86_fp_comparison_codes.
9641 (ix86_trivial_fp_comparison_operator,
9642 ix86_fp_comparison_operator): New.
9643 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9644 (ix86_expand_compare): Eliminate last two parameters.
9645 (ix86_fp_jump_nontrivial_p): Kill.
9646 * config/i386/i386.c (put_condition_code): Eliminate call to
9647 ix86_fp_comparison_codes and subsequent assertion.
9648 (ix86_fp_comparison_codes): Eliminate.
9649 (ix86_fp_swap_condition): New.
9650 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9651 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9652 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9653 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9654 and ix86_fp_swap_condition.
9655 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9656 Use ix86_fp_comparison_strategy.
9657 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9658 (ix86_fp_jump_nontrivial_p): Eliminate.
9659 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9660 call to ix86_expand_compare.
9661 (ix86_split_fp_branch, ix86_expand_setcc,
9662 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9663 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9665 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9667 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9668 related to jump_clobbers.
9669 * config/arm/arm.md (conds): Remove jump_clob case.
9670 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9671 splits): Change comparison_operator to arm_comparison_operator.
9672 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9675 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9677 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9678 condition for floating point modes.
9679 * expmed.c (emit_store_flag_1): Move here a bigger part
9681 (emit_store_flag): Try swapping the condition for floating point
9683 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9685 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9687 * expr.c (expand_expr_real_1): Just use do_store_flag.
9688 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9689 emit_store_flag_force.
9690 * expmed.c (emit_store_flag_force): Copy here trick
9691 previously in expand_expr_real_1. Try reversing the comparison.
9692 (emit_store_flag_1): Work if target is NULL.
9693 (emit_store_flag): Work if target is NULL, using the result mode
9694 from the comparison. Use split_comparison, restructure final part
9695 to simplify conditionals.
9697 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9699 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9700 * dojump.c (do_jump): Change handling of floating-point
9701 ops to use just do_compare_and_jump.
9702 (split_comparison): New.
9703 (do_compare_rtx_and_jump): Add here logic coming previously
9704 in do_jump, using split_comparison.
9706 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9709 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9711 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9713 * tree-ssa-alias.c: Fix unintentional commit.
9715 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9717 * passes.c (execute_one_pass): Fix unintentional commit.
9719 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9721 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9722 (df_rd_local_compute, df_md_local_compute): Inline them.
9724 (df_md_scratch): New.
9725 (df_md_alloc, df_md_free): Allocate/free it.
9726 (df_md_local_compute): Only include live registers in init.
9727 (df_md_transfer_function): Prune the in-set computed by
9728 the confluence function, and the gen-set too.
9730 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9732 PR rtl-optimization/26854
9733 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9734 * df-problems.c (df_rd_add_problem): Fix comment.
9735 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9736 df_md_simulate_artificial_defs_at_top,
9737 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9738 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9739 df_md_transfer_function, df_md_init, df_md_confluence_0,
9740 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9741 problem_MD, df_md_add_problem): New.
9742 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9743 df_md_get_bb_info): New.
9744 (DF_LAST_PROBLEM_PLUS1): Adjust.
9746 * Makefile.in (fwprop.o): Include domwalk.h.
9747 * fwprop.c: Include domwalk.h.
9748 (reg_defs, reg_defs_stack): New.
9749 (bitmap_only_bit_between): Remove.
9750 (process_defs): New.
9751 (process_uses): Use reg_defs and local_md instead of
9752 bitmap_only_bit_between and local_rd.
9753 (single_def_use_enter_block): New, from build_single_def_use_links.
9754 (single_def_use_leave_block): New.
9755 (build_single_def_use_links): Remove code moved to
9756 single_def_use_enter_block, invoke domwalk.
9757 (use_killed_between): Adjust comment.
9759 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9761 * bitmap.h (bitmap_ior_and_into): New.
9762 * bitmap.c (bitmap_ior_and_into): New.
9764 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9766 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9767 before_dom_children_before_stmts and after_dom_children_after_stmts.
9768 Rename the two remaining callbacks to just before_dom_children and
9769 after_dom_children. Remove other GIMPLE statement walking bits.
9770 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9771 * graphite.c: Do not include domwalk.h.
9772 * tree-into-ssa.c (interesting_blocks): New global.
9773 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9774 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9775 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9776 now that they're not domwalk callbacks.
9777 (rewrite_initialize_block): Rename to...
9778 (rewrite_enter_block): ... this, place after called functions. Test
9779 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9780 (rewrite_finalize_block): Rename to...
9781 (rewrite_leave_block): ... this, place after called functions.
9782 (rewrite_update_init_block): Rename to...
9783 (rewrite_update_enter_block): ... this, place after called functions.
9784 Test interesting_blocks, call rewrite_update_stmt and
9785 rewrite_update_phi_arguments.
9786 (rewrite_update_fini_block): Rename to...
9787 (rewrite_leave_block): ... this, place after called functions.
9788 (rewrite_blocks): Remove last argument, simplify initialization of
9790 (mark_def_sites_initialize_block): Rename to...
9791 (mark_def_sites_block): ... this, call mark_def_sites.
9792 (mark_def_sites_blocks): Remove argument, simplify initialization of
9794 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9795 (update_ssa): Likewise.
9796 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9798 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9799 (dom_opt_initialize_block): Rename to...
9800 (dom_opt_enter_block): ... this, place after called functions. Walk
9801 statements here, inline propagate_to_outgoing_edges.
9802 (dom_opt_finalize_block): Rename to...
9803 (dom_opt_leave_block): ... this, place after called functions.
9804 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9806 (dse_enter_block, dse_record_phi): New.
9807 (dse_record_phis): Delete.
9808 (dse_finalize_block): Rename to...
9809 (dse_leave_block): ... this.
9810 (tree_ssa_dse): Simplify initialization of walk_data.
9811 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9812 Adjust initialization of walk_data.
9813 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9814 * tree-ssa-loop-phiopt.c (get_non_trapping):
9815 Adjust initialization of walk_data.
9816 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9817 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9818 it's not a domwalk callback.
9819 (uncprop_initialize_block): Rename to...
9820 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9821 (dse_finalize_block): Rename to...
9822 (dse_leave_block): ... this.
9823 (tree_ssa_uncprop): Simplify initialization of walk_data.
9824 * Makefile.in: Adjust dependencies.
9826 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9828 * arm.md (casesi): Fix test for Thumb1.
9829 (thumb1_casesi_internal_pic): Likewise.
9830 (thumb1_casesi_dispatch): Likewise.
9832 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9834 * config/arm/arm-cores.def: Added core cortex-m0.
9835 * config/arm/arm-tune.md: Regenerated.
9836 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9838 2009-06-26 DJ Delorie <dj@redhat.com>
9840 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9842 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9843 the scheduler doesn't tag jump insns.
9845 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9847 * c-decl.c (merge_decls): Re-indent.
9849 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9852 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9853 Special-case decimal float constants.
9855 2009-06-26 Richard Henderson <rth@redhat.com>
9857 * function.h (struct function): Add cannot_be_copied_reason,
9858 and cannot_be_copied_set.
9859 * tree-inline.c (has_label_address_in_static_1): Rename from
9860 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9861 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9862 don't set inline_forbidden_reason.
9863 (copy_forbidden): New function, split out of inline_forbidden_p.
9864 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9865 (inline_forbidden_p): Use copy_forbidden.
9866 (tree_versionable_function_p): Likewise.
9867 (inlinable_function_p): Merge into tree_inlinable_function_p.
9868 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9869 * ipa-cp.c (ipcp_versionable_function_p): New function.
9870 (ipcp_cloning_candidate_p): Use it.
9871 (ipcp_node_modifiable_p): Likewise.
9873 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9875 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9876 that is marked not to be inlined. Remove flag_mudflap use.
9877 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9878 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9880 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9883 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9884 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9886 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9888 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9890 (__mingwthr_remove_key_dtor): Likewise.
9892 2009-06-26 Richard Guenther <rguenther@suse.de>
9894 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9896 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9899 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9900 try the non-cond_exec path also.
9902 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9905 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9906 (output_cbranch): Use new functions.
9907 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9910 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9911 Pat Haugen <pthaugen@us.ibm.com>
9912 Revital Eres <ERES@il.ibm.com>
9914 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9915 for %c error. Add %x support to print VSX registers as a unified
9916 register set, instead of separate float and altivec registers.
9917 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9918 %y case, and add support for VSX pre-modify addresses.
9919 (output_toc): Add assert for CONST containing an integer constant
9921 (rs6000_adjust_cost): Add POWER7 support.
9922 (insn_must_be_first_in_group): Ditto.
9923 (insn_must_be_last_in_group): Ditto.
9924 (rs6000_emit_popcount): Ditto.
9925 (rs6000_vector_mode_supported_p): Ditto.
9927 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9928 Change some of the functions called by macros to being called
9929 through a pointer, so debug functions can be inserted if
9930 -mdebug=addr or -mdebug=cost.
9931 (rs6000_preferred_reload_class_ptr): Ditto.
9932 (rs6000_secondary_reload_class_ptr): Ditto.
9933 (rs6000_secondary_memory_needed_ptr): Ditto.
9934 (rs6000_cannot_change_mode_class_ptr): Ditto.
9935 (rs6000_secondary_reload_inner): Ditto.
9936 (rs6000_legitimize_reload_address): Ditto.
9937 (rs6000_legitimize_reload_address_ptr): Ditto.
9938 (rs6000_mode_dependent_address): Ditto.
9939 (rs6000_mode_dependent_address_ptr): Ditto.
9941 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9942 function to return true if the mode allows reg + integer
9944 (virtual_stack_registers_memory_p): New function to return true if
9945 the address refers to a virtual stack register.
9946 (rs6000_legitimate_offset_address_p): Move code to say whether a
9947 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9949 (rs6000_legitimate_address_p): Add checks for modes that only can
9950 do reg+reg addressing. Start adding VSX support.
9951 (rs6000_legitimize_reload_address): Ditto.
9952 (rs6000_legitimize_address): Ditto.
9953 (rs6000_debug_legitimate_address_p): New debug functions for
9954 -mdebug=addr and -mdebug=cost.
9955 (rs6000_debug_rtx_costs): Ditto.
9956 (rs6000_debug_address_costs): Ditto.
9957 (rs6000_debug_adjust_cost): Ditto.
9958 (rs6000_debug_legitimize_address): Ditto.
9959 (rs6000_legitimize_reload_address_ptr): Point to call normal
9960 function or debug function. Make functions called via pointer
9962 (rs6000_mode_dependent_address_ptr): Ditto.
9963 (rs6000_secondary_reload_class_ptr): Ditto.
9964 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9965 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9966 into a friendlier error.
9967 (rs6000_init_builtins): Add initial VSX support.
9968 (rs6000_adjust_cost): Fix some spacing issues.
9970 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9971 (REG_CLASS_NAMES): Ditto.
9972 (REG_CLASS_CONTENTS): Ditto.
9973 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9974 pointer, to add -mdebug=addr support.
9975 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9976 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9977 -mdebug=addr support.
9978 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9979 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9980 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9982 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9984 (bswapsi*): Set attribute types for load/store. Add combiner
9985 patterns to eliminate zero extend on 64-bit.
9986 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9987 stdbrx if the hardware supports those instructions.
9989 2009-06-25 Ian Lance Taylor <iant@google.com>
9991 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9992 (Link Options): Document -static-libstdc++.
9994 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9997 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9998 DATA_ALIGNMENT instead.
10000 2009-06-25 Richard Guenther <rguenther@suse.de>
10002 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
10003 indirect references against the callused/escaped solutions.
10004 (call_may_clobber_ref_p_1): Likewise.
10006 2009-06-25 Martin Jambor <mjambor@suse.cz>
10008 PR tree-optimization/40493
10009 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
10010 (enum unscalarized_data_handling): New type.
10011 (handle_unscalarized_data_in_subtree): Return what has been done.
10012 (load_assign_lhs_subreplacements): Handle left flushes differently.
10013 (sra_modify_assign): Use unscalarized_data_handling, simplified
10014 condition determining whether to remove the statement.
10016 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
10018 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
10019 excerpt - @ should be doubled for texinfo.
10021 2009-06-24 Ian Lance Taylor <iant@google.com>
10023 * config/arc/arc.c: Include "df.h".
10024 (arc_attribute_table): Make static. Move higher in file.
10025 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
10026 (output_shift): Initialize n later to avoid warning.
10027 * config/arm/arm.c (arm_attribute_table): Make static. Move
10029 * config/avr/avr.c (avr_attribute_table): Make static. Move
10031 (reg_class_tab): Change array type from int to enum reg_class.
10032 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
10034 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
10035 (lshrhi3_out): Likewise.
10036 (class_likely_spilled_p): Change return type to bool.
10037 (avr_rtx_costs): Use local code variable with enum type.
10038 * config/avr/avr.md (movmemhi): Use add_reg_note.
10039 (andhi3, andsi3): Don't use AS2 with "and".
10040 (iorhi3, iorsi3): Don't use AS2 with "or".
10041 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
10042 * config/crx/crx.c: Include "df.h".
10043 (crx_attribute_table): Make static.
10044 * config/m32r/m32r.c: Include "df.h".
10045 (m32r_attribute_table): Make static. Move higher in file.
10046 (pop): Use add_reg_note.
10047 (block_move_call): Change 0 to LCT_NORMAL in function call.
10048 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
10049 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
10050 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
10051 declare, not just when TREE_CODE is defined.
10052 * config/m68hc11/m68hc11.c: Include "expr.h".
10053 (m68hc11_attribute_table): Make static. Move higher in file.
10054 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
10056 (m68hc11_register_indirect_p): Likewise.
10057 (m68hc11_function_arg_padding): Change return type to enum
10059 (emit_move_after_reload): Use add_reg_note.
10060 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
10061 (m68hc11_split_logical): Likewise.
10062 (m68hc11_rtx_costs): Add local code_and outer_code variables with
10064 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
10065 to VOIDmode in function call.
10066 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
10068 (m68hc11_split_logical): Update declaration.
10069 (m68hc11_function_arg_padding): Update declaration.
10070 * config/mcore/mcore.c (regno_reg_class): Change form array of int
10071 to array of enum reg_class.
10072 (mcore_attribute_table): Make static. Move higher in file.
10073 (mcore_rtx_costs): Add cast to enum type.
10074 * config/mcore/mcore.h (regno_reg_class): Update declaration.
10075 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
10076 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
10078 * config/sh/predicates.md (trapping_target_operand): Rename and to
10080 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
10082 * config/spu/spu.c (spu_attribute_table): Make static. Move
10084 * config/v850/v850.c (v850_attribute_table): Make static. Move
10086 (v850_rtx_costs): Use local code with enum type.
10087 (expand_epilogue): Add cast.
10088 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
10090 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
10093 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
10094 -m2a-single-only and -m2a-nofpu.
10095 * config/sh/sh.opt: Document m2a generates FPU code.
10097 2009-06-24 Anatoly Sokolov <aesok@post.ru>
10099 * defaults.h (CAN_ELIMINATE): Provide default.
10100 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10101 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
10102 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
10103 * config/spu/spu.h (CAN_ELIMINATE): Delete.
10104 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
10105 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
10106 * config/cris/cris.h (CAN_ELIMINATE): Delete.
10107 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
10108 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
10109 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
10111 2009-06-24 DJ Delorie <dj@redhat.com>
10113 * mep-ext-cop.cpu: Fix copyright notice.
10114 * mep-default: Fix copyright notice.
10115 * mep-core: Fix copyright notice.
10116 * mep: Fix copyright notice.
10117 * mep-ivc2: Fix copyright notice.
10118 * mep-c5: Fix copyright notice.
10120 2009-06-24 Denis Chertykov <chertykov@gmail.com>
10122 * doc/contrib.texi (Contributors):
10124 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
10126 PR middle-end/40501
10127 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
10128 src and dst operands if necessary.
10130 2009-06-23 DJ Delorie <dj@redhat.com>
10133 * config.gcc: Add mep support.
10134 * recog.c: Resurrect validate_replace_rtx_subexp().
10135 * recog.h: Likewise.
10136 * config/mep/: Add new port:
10137 * config/mep/constraints.md: New file.
10138 * config/mep/default.h: New file.
10139 * config/mep/intrinsics.h: New file.
10140 * config/mep/intrinsics.md: New file.
10141 * config/mep/ivc2-template.h: New file.
10142 * config/mep/mep-c5.cpu: New file.
10143 * config/mep/mep-core.cpu: New file.
10144 * config/mep/mep-default.cpu: New file.
10145 * config/mep/mep-ext-cop.cpu: New file.
10146 * config/mep/mep-intrin.h: New file.
10147 * config/mep/mep-ivc2.cpu: New file.
10148 * config/mep/mep-lib1.asm: New file.
10149 * config/mep/mep-lib2.c: New file.
10150 * config/mep/mep-pragma.c: New file.
10151 * config/mep/mep-protos.h: New file.
10152 * config/mep/mep-tramp.c: New file.
10153 * config/mep/mep.c: New file.
10154 * config/mep/mep.cpu: New file.
10155 * config/mep/mep.h: New file.
10156 * config/mep/mep.md: New file.
10157 * config/mep/mep.opt: New file.
10158 * config/mep/predicates.md: New file.
10159 * config/mep/t-mep: New file.
10161 2009-06-23 Ian Lance Taylor <iant@google.com>
10163 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
10164 from loose_warn into c_loose_warn and from strict_warn into
10165 c_strict_warn. Set and substitute warn_cxxflags. Check for
10166 --enable-build-with-cxx. Set and substitute
10167 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
10168 * Makefile.in (CXXFLAGS): New variable.
10169 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
10170 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
10171 the default is the same as $(STRICT_WARN).
10172 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
10173 (CXX): New variable.
10174 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
10175 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
10176 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
10177 (HOST_LIBS): New variable.
10178 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
10179 (ALL_CXXFLAGS): New variable.
10180 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
10181 * doc/install.texi (Configuration): Document
10182 --enable-build-with-cxx, --with-stage1-ldflags,
10183 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
10184 * configure: Rebuild.
10186 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10188 * config/arm/arm.c (arm_override_options): Fix braces and formatting
10189 from previous commit.
10191 2009-06-23 Ian Lance Taylor <iant@google.com>
10193 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
10195 2009-06-23 Ian Lance Taylor <iant@google.com>
10197 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
10198 with ATTRIBUTE_UNUSED.
10200 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10201 Pat Haugen <pthaugen@us.ibm.com>
10202 Revital Eres <eres@il.ibm.com>
10204 * config.in (HAVE_AS_POPCNTD): Add default definition.
10205 (HAVE_AS_LWSYNC): Ditto.
10207 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
10209 (gcc_cv_as_powerpc_cmpb): Ditto.
10210 (gcc_cv_as_powerpc_dfp): Ditto.
10211 (gcc_cv_as_powerpc_vsx): Ditto.
10212 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
10213 supporting the popcntd/lwsync instructions.
10214 (gcc_cv_as_powerpc_lwsync): Ditto.
10215 * configure: Regenerate.
10217 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
10218 -mcpu=native and -mcpu=power7.
10219 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
10221 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
10222 a variable instead of a mask to reduce the number of mask bits.
10223 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
10224 (-mbit-word): Ditto.
10225 (-mregnames): Ditto.
10226 * config/rs6000/rs6000.opt (-mupdate): Ditto.
10227 (-mfused-madd): Ditto.
10229 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
10231 (-mvsx): New switch for VSX instructions.
10232 (-misel): Move from a variable to a mask to allow it to be set by
10235 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
10236 function declaration to an array declaration.
10237 (rs6000_hard_regno_nregs): New external array declaration.
10239 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
10240 files included by rs6000.md.
10242 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
10243 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
10245 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
10247 (rs6000_debug_reg): New -mdebug= variables.
10248 (rs6000_debug_addr): Ditto.
10249 (rs6000_debug_cost): Ditto.
10250 (rs6000_pmode): New variable to hold Pmode.
10251 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
10252 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
10253 calculated at compiler start.
10254 (rs6000_hard_regno_nregs): Change function to an array which holds
10255 HARD_REGNO_NREGS calculated at compiler start.
10256 (rs6000_explicit_options): Delete isel field.
10257 (rs6000_vector_unit): New array to hold which vector unit
10258 supports arithmetic options for a given type.
10259 (rs6000_vector_mem): New array to hold which vector unit supports
10260 memory reference operations for a given type.
10261 (rs6000_vector_align): New array to given the alignment of each
10263 (power7_cost): New basic costs for power7.
10264 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
10265 (rs6000_hard_regno_nregs_internal): New function, moved from
10266 HARD_REGNO_NREGS, to calculate the number of registers each hard
10267 register takes for each type.
10268 (rs6000_debug_reg_print): New function for -mdebug=reg support.
10269 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
10270 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
10271 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
10272 unit information here so it is calculated once at compiler startup
10274 (rs6000_override_options): Make -misel a target mask. Add more
10275 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
10276 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
10278 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
10279 (rs6000_handle_option): Move -misel from variable to target mask.
10280 (rs6000_builtin_mask_for_load): Add VSX support.
10281 (rs6000_conditional_register_usage): Ditto.
10282 (USE_ALTIVEC_FOR_ARG_P): Ditto.
10283 (function_arg_boundary): Ditto.
10284 (rs6000_expand_builtin): Ditto.
10285 (def_builtin): Make abort message a little friendlier.
10286 (rs6000_emit_int_cmove): Add support for 64-bit isel.
10288 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
10289 assembler support the popcntd instruction instead of a vsx
10290 instruction to enable power7 support.
10291 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
10292 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
10293 option to the assembler if -mcpu=native.
10294 (ASM_CPU_NATIVE_SPEC): Ditto.
10295 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
10297 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
10298 the lwsync instruction.
10299 (enum processor_type): Add PROCESSOR_POWER7.
10300 (rs6000_debug_reg): New -mdebug= options.
10301 (rs6000_debug_addr): Ditto.
10302 (rs6000_debug_cost): Ditto.
10303 (rs6000_isel): Delete.
10304 (enum rs6000_vector): New enum to say what vector unit we have.
10305 (VECTOR_UNIT_*): New macros to say which vector unit has
10306 arithmetic operations for a given type.
10307 (VECTOR_MEM_*): New macros to say which vector unit has memory
10308 operations for a given type.
10309 (TARGET_LDBRX): Whether the machine supports the ldbrx
10311 (TARGET_ISEL): Delete, -misel moved to be a mask.
10312 (TARGET_ISEL64): New macro for 64-bit isel support.
10313 (UNITS_PER_VSX_WORD): New macro.
10314 (POINTER_SIZE): Move to be an external variable, rather than
10315 calculating whether we are generating 32 ot 64-bit code.
10317 (STACK_BOUNDARY): Add VSX support.
10318 (LOCAL_ALIGNMENT): Ditto.
10319 (SLOW_UNALIGNED_ACCESS): Ditto.
10320 (VSX_REGNO_P): New macro for VSX support.
10321 (VFLOAT_REGNO_P): Ditto.
10322 (VINT_REGNO_P): Ditto.
10323 (VLOGICAL_REGNO_P): Ditto.
10324 (VSX_VECTOR_MODE): Ditto.
10325 (VSX_SCALAR_MODE): Ditto.
10327 (VSX_MOVE_MODE): Ditto.
10328 (VSX_REG_CLASS_P): Ditto.
10329 (HARD_REGNO_NREGS): Instead of calling a function, use an array
10331 (UNITS_PER_SIMD_WORD): Add VSX support.
10332 (MODES_TIEABLE_P): Ditto.
10333 (STARTING_FRAME_OFFSET): Ditto.
10334 (STACK_DYNAMIC_OFFSET): Ditto.
10335 (EPILOGUE_USES): Ditto.
10336 (REGNO_REG_CLASS): Move to array lookup.
10337 (CLASS_MAX_NREGS): Ditto.
10338 (rs6000_vector_reg_class): Add declaration.
10339 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
10340 overlap with the floating point and Altivec registers.
10342 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
10344 * config/rs6000/driver-rs6000.c (asm_names): New static array to
10345 give the appropriate asm switches if -mcpu=native.
10346 (host_detect_local_cpu): Add support for "asm".
10347 (host_detect_local_cpu): Follow GNU code guidelines for name.
10349 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
10350 -mbit-word to a variable instead of being a target mask.
10352 * config/rs6000/sync.md (lwsync): If the assembler supports it,
10353 emit the lwsync instruction instead of emitting the instruction as
10354 an integer constant.
10356 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
10357 fixuns_trundfsi2, move expander into rs6000.md.
10359 * config/rs6000/rs6000.md (cpu): Add power7.
10360 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
10361 (logical predicate patterns): Change the single instruction
10362 primitives that set CR0 to be fast_compare instead of compare.
10364 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
10365 (popcntddi2): Ditto.
10366 (popcount<mode>): Ditto.
10367 (floating multiply/add insns): Name the floating point
10368 multiply/add insns.
10369 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
10370 (isel_unsigned_<mode>): Ditto.
10371 (fixuns_trundfsi2): Move expander here from spe.md.
10372 (smindi3): Define if we have -misel on 64-bit systems.
10377 2009-06-23 Anatoly Sokolov <aesok@post.ru>
10379 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
10381 * config/avr/avr.c (avr_current_device): New variable.
10382 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
10383 (avr_arch, mcu_type_s): Move to avr.h.
10384 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
10385 default_data_section_start fields.
10386 (avr_arch): Moved from avr.c.
10387 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
10388 library_name fields.
10389 (avr_current_device, avr_mcu_types, avr_arch_types,
10390 avr_device_to_arch, avr_device_to_data_start,
10391 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
10392 (EXTRA_SPEC_FUNCTIONS): Define.
10393 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
10394 options mapping. Use device_to_arch and device_to_data_start insted.
10395 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
10396 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
10397 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
10398 * config/avr/driver-avr.c: New file.
10399 * config/avr/avr-devices.c: New file.
10401 2009-06-23 Jakub Jelinek <jakub@redhat.com>
10403 * var-tracking.c (unshare_variable): Force initialized to
10404 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
10405 (set_variable_part): Likewise.
10406 (struct variable_union_info): Remove pos_src field.
10407 (vui_vec, vui_allocated): New variables.
10408 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
10409 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
10410 == 1 use a simpler sorting algorithm. Compute pos field right
10411 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
10412 Avoid quadratic comparison if !flag_var_tracking_uninit.
10413 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
10414 unshare_variable unconditionally.
10415 (dataflow_set_different_2): Removed.
10416 (dataflow_set_different): Don't traverse second hash table.
10417 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
10418 unconditionally to var_reg_set or var_mem_set.
10419 (emit_notes_in_bb): Likewise.
10420 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
10422 (emit_note_insn_var_location): Don't set initialized to
10423 VAR_INIT_STATUS_INITIALIZED early.
10424 (vt_finalize): Free vui_vec if needed, clear vui_vec and
10426 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
10428 * tree-object-size.c (addr_object_size): Instead of checking
10429 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
10430 are no FIELD_DECLs following it.
10432 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
10434 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
10435 order to match bswaps with signed source operands.
10437 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10439 * sdbout.c (sdbout_one_type): Fix braces in switch.
10441 2009-06-23 Richard Guenther <rguenther@suse.de>
10443 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
10445 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
10446 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
10447 var_callused, callused_tree, var_storedanything, storedanything_tree,
10448 var_integer, integer_tree): Remove global variables.
10449 (new_var_info): Do not pass new id, append the new var to the
10450 global variable vector.
10451 (do_ds_constraint): Use is_global_var member of the variable-info.
10452 (new_scalar_tmp_constraint_exp): Adjust.
10453 (create_function_info_for): Likewise.
10454 (create_variable_info_for): Likewise.
10455 (find_what_var_points_to): Remove dead code.
10456 (init_base_vars): Simplify.
10457 (compute_points_to_sets): Adjust.
10459 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10461 * combine.c (try_combine): Dump information about the insns we're
10464 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10466 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
10467 check when calling force_to_mode on TRUNCATE's operand.
10469 2009-06-22 Ian Lance Taylor <iant@google.com>
10471 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
10473 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10475 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
10477 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10479 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
10480 override library linkage flags such as -static-libgcc or
10483 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10485 * config/m68k/m68k-devices.def: Add line for MCF5221x.
10487 2009-06-22 Ian Lance Taylor <iant@google.com>
10489 * config/linux.opt: Put mglibc ahead of muclibc.
10491 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
10492 for duplicate decls.
10494 2009-06-22 Matthias Klose <doko@ubuntu.com>
10496 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
10498 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10501 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
10502 instead of NULL if a parser error occurs.
10504 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10506 * dwarf2out.c (dwarf2_debug_hooks): Initialize
10507 non-DWARF2_DEBUGGING_INFO version.
10509 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
10511 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
10512 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
10514 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
10515 (LIBGCC2_TF_CEXT): Define.
10518 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10521 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10523 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10525 * config/arm/arm.c (arm_override_options): Disable
10526 -mcaller-super-interworking and -mcallee-super-interworking.
10527 * doc/invoke.texi (ARM Options): Document this.
10529 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10531 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10532 * config/arm/constraints.md (j): New constraint for movw operands.
10533 (N): Remove thumb2 meaning.
10534 * config/arm/arm.md (*arm_movw): Delete.
10535 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10536 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10537 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10539 2009-06-22 Martin Jambor <mjambor@suse.cz>
10541 PR tree-optimization/40492
10542 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10543 build_ref_for_offset.
10545 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10547 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10548 JUMP_TABLE_DATA_P predicates where applicable.
10549 * auto-inc-dec.c: Ditto.
10550 * builtins.c: Ditto.
10551 * caller-save.c: Ditto.
10553 * cfgcleanup.c: Ditto.
10554 * cfglayout.c: Ditto.
10556 * combine.c: Ditto.
10557 * combine-stack-adj.c: Ditto.
10561 * df-scan.c: Ditto.
10563 * dwarf2asm.c: Ditto.
10564 * dwarf2out.c: Ditto.
10565 * emit-rtl.c: Ditto.
10571 * function.c: Ditto.
10574 * genpreds.c: Ditto.
10575 * genrecog.c: Ditto.
10577 * ira-costs.c: Ditto.
10578 * ira-lives.c: Ditto.
10580 * loop-iv.c: Ditto.
10581 * lower-subreg.c: Ditto.
10582 * modulo-sched.c: Ditto.
10584 * postreload.c: Ditto.
10585 * print-rtl.c: Ditto.
10587 * reginfo.c: Ditto.
10588 * regmove.c: Ditto.
10589 * reload1.c: Ditto.
10592 * rtlanal.c: Ditto.
10594 * sched-vis.c: Ditto.
10596 * sel-sched-ir.c: Ditto.
10597 * simplify-rtx.c: Ditto.
10598 * targhooks.c: Ditto.
10599 * var-tracking.c: Ditto.
10600 * vmsdbgout.c: Ditto.
10602 2009-06-22 Matthias Klose <doko@ubuntu.com>
10604 * Makefile.in (install-plugin): Always use DESTDIR.
10606 2009-06-22 Olivier Hainque <hainque@adacore.com>
10608 * config/pa/pa.c (output_call): Don't optimize post call jumps
10609 into return address adjustments if the call may throw.
10611 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10613 * arm.c (thumb1_output_casesi): New function.
10614 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10615 optimizing for size or PIC.
10616 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10617 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10618 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10619 (thumb1_casesi_internal_pic): New expand rule.
10620 (thumb1_casesi_dispatch): New pattern.
10621 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10623 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10624 in the text seciton when PIC or optimizing for size.
10625 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10626 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10627 preservation properties of code.
10628 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10629 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10630 (__gnu_thumb1_case_si): New function.
10631 * t-arm (LIB1ASMSRC): Define here.
10632 (LIB1ASMFUNCS): Add some common functions.
10633 * t-arm-elf (LIB1ASMSRC): Delete.
10634 (LIB1ASMFUNCS): Append to existing set.
10635 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10636 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10637 * t-symbian (LIB1ASMFUNCS): Likewise.
10638 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10639 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10641 2009-06-21 Richard Guenther <rguenther@suse.de>
10643 PR tree-optimization/38729
10644 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10645 to loops with a single exit if -fno-expensive-optimizations.
10647 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10649 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10650 (dataflow_set): Change vars type from htab_t to shared_hash.
10651 (shared_hash_pool, empty_shared_hash): New variables.
10652 (vars_clear): Removed.
10653 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10654 shared_hash_find_slot_unshare, shared_hash_find_slot,
10655 shared_hash_find_slot_noinsert, shared_hash_find): New
10657 (shared_hash_unshare, shared_hash_destroy): New functions.
10658 (unshare_variable): Unshare set->vars if shared, use
10660 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10661 (get_init_value, find_src_set_src, dump_dataflow_set,
10662 clobber_variable_part, emit_notes_for_differences): Use
10664 (dataflow_set_init): Remove second argument, set vars to
10665 empty_shared_hash instead of creating a new htab.
10666 (dataflow_set_clear): Call shared_hash_destroy and set vars
10667 to empty_shared_hash instead of calling vars_clear.
10668 (dataflow_set_copy): Don't call vars_copy, instead just share
10669 the src htab with dst.
10670 (variable_union): Use shared_hash_*, use initially NO_INSERT
10671 lookup if set->vars is shared. Don't keep slot cleared before
10672 calling unshare_variable. Unshare set->vars if needed.
10673 Even ->refcount == 1 vars must be unshared if set->vars is shared
10674 and var needs to be modified.
10675 (variable_canonicalize): New function.
10676 (dataflow_set_union): If dst->vars is empty, just share src->vars
10677 with dst->vars and traverse with variable_canonicalize to canonicalize
10678 and unshare what is needed.
10679 (dataflow_set_different): If old_set and new_set use the same shared
10680 htab, they aren't different. If number of htab elements is different,
10681 htabs are different. Use shared_hash_*.
10682 (dataflow_set_destroy): Call shared_hash_destroy instead of
10684 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10685 second argument to dataflow_set_init.
10686 (vt_initialize): Likewise. Initialize shared_hash_pool and
10687 empty_shared_hash, move bb in/out initialization afterwards.
10688 Use variable_htab_free instead of NULL as changed_variables del hook.
10689 (variable_was_changed): Change type of second argument to pointer to
10690 dataflow_set. When inserting var into changed_variables, bump
10691 refcount. Unshare set->vars if set is shared htab and slot needs to
10693 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10694 lookup if set->vars is shared. Unshare set->vars if needed.
10695 Even ->refcount == 1 vars must be unshared if set->vars is shared
10696 and var needs to be modified. Adjust variable_was_changed caller.
10697 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10698 vars must be unshared if set->vars is shared and var needs to be
10699 modified. Adjust variable_was_changed caller.
10700 (emit_note_insn_var_location): Don't pool_free var.
10701 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10703 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10704 free_alloc_pool on shared_hash_pool.
10706 2009-06-20 Anthony Green <green@moxielogic.com>
10708 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10709 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10711 2009-06-20 Richard Guenther <rguenther@suse.de>
10713 * tree-ssa-structalias.c (find_func_aliases): For memset use
10714 a constraint from NULL if we memset to zero.
10715 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10716 we explicitly handle that do not read from memory.
10717 (call_may_clobber_ref_p_1): Properly handle builtins that may
10720 2009-06-20 Richard Guenther <rguenther@suse.de>
10722 PR tree-optimization/40495
10723 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10724 (new_scalar_tmp_constraint_exp): New function.
10725 (process_constraint): Do not create temporary decls.
10726 (process_all_all_constraints): Likewise.
10727 (handle_const_call): Likewise.
10728 (create_function_info_for): Do not set decl.
10730 2009-06-19 Ian Lance Taylor <iant@google.com>
10732 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10733 (rs6000_attribute_table): Make static; move before use.
10735 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10737 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10738 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10739 Propagate the TREE_READONLY flag without overwriting it.
10740 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10741 Propagate the TREE_READONLY flag onto the result.
10742 (process_call_operands): Move around. Use correct constant value.
10744 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10747 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10748 * config/arm/arm.md: Likewise.
10750 2009-06-19 Ian Lance Taylor <iant@google.com>
10752 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10753 to GIMPLE_ERROR_MARK.
10755 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10756 op2_original_type parameters. Warn about using different enum types.
10757 * c-parser.c (c_parser_conditional_expression): Pass original
10758 types to build_conditional_expr.
10759 * c-tree.h (build_conditional_expr): Update declaration.
10761 2009-06-19 Ian Lance Taylor <iant@google.com>
10763 * config/i386/i386.c (ix86_function_specific_save): Test that
10764 fields match values, rather than testing the values are in a
10767 2009-06-19 Richard Guenther <rguenther@suse.de>
10769 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10770 ADDR_EXPR pointers.
10771 (ptr_derefs_may_alias_p): Likewise.
10772 (ptr_deref_may_alias_ref_p_1): New function.
10773 (ptr_deref_may_alias_ref_p): Likewise.
10774 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10775 covered by looking at the ESCAPED solution.
10776 (call_may_clobber_ref_p_1): Likewise.
10777 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10778 Handle NULL_TREE offset. Do not produce redundant constraints.
10779 (process_all_all_constraints): New helper function.
10780 (do_structure_copy): Use it.
10781 (handle_lhs_call): Likewise.
10782 (find_func_aliases): Handle some builtins with pointer arguments
10783 and/or return values explicitly.
10785 2009-06-19 Ian Lance Taylor <iant@google.com>
10787 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10789 2009-06-19 Ian Lance Taylor <iant@google.com>
10791 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10793 2009-06-19 Ian Lance Taylor <iant@google.com>
10795 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10796 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10799 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10800 uninitialized const.
10802 2009-06-19 Ian Lance Taylor <iant@google.com>
10804 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10807 * c-decl.c (in_struct, struct_types): Remove.
10808 (struct c_binding): Add in_struct field.
10809 (c_binding_ptr): Define type, along with VEC.
10810 (struct c_struct_parse_info): Define.
10811 (struct_parse_info): New static variable.
10812 (bind): Initialize in_struct field.
10813 (start_struct): Remove enclosing_in_struct and
10814 enclosing_struct_types parameters. Add
10815 enclosing_struct_parse_info parameter. Change all callers. Set
10816 struct_parse_info rather than in_struct and struct_types.
10817 (grokfield): If -Wc++-compat and there is a symbol binding for the
10818 field name, set the in_struct flag and push it on the
10819 struct_parse_info->fields vector.
10820 (warn_cxx_compat_finish_struct): New static function.
10821 (finish_struct): Remove enclosing_in_struct and
10822 enclosing_struct_types parameters. Add
10823 enclosing_struct_parse_info parameter. Change all callers. Don't
10824 set C_TYPE_DEFINED_IN_STRUCT here. Call
10825 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10826 parameter. Only push on struct_types if warn_cxx_compat.
10827 (finish_enum): Only push on struct_types if warn_cxx_compat.
10828 (declspecs_add_type): Add loc parameter. Change all callers.
10829 Change all error calls to error_at. Pass loc, not input_location,
10830 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10831 defined in a struct. If -Wc++-compat and parsing a struct, record
10832 that a typedef name was used.
10833 * c-parser.c (c_parser_declspecs): Get location to pass to
10834 declspecs_add_type.
10835 (c_parser_struct_or_union_specifier): Update calls to start_struct
10837 * c-tree.h (struct c_struct_parse_info): Declare.
10838 (finish_struct, start_struct): Update declarations.
10839 (declspecs_add_type): Update declaration.
10841 2009-06-19 Ian Lance Taylor <iant@google.com>
10843 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10844 variable with an anonymous type.
10846 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10848 * see.c: Remove for real.
10850 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10852 * optabs.h (enum optab_index): Add new OTI_significand.
10853 (significand_optab): Define corresponding macro.
10854 * optabs.c (init_optabs): Initialize significand_optab.
10855 * genopinit.c (optabs): Implement significand_optab using
10856 significand?f2 patterns.
10857 * builtins.c (expand_builtin_mathfn): Handle
10858 BUILT_IN_SIGNIFICAND{,F,L}.
10859 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10860 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10862 * config/i386/i386.md (significandxf2, significand<mode>2): New
10863 expanders to implement significandf, significand and significandl
10864 built-ins as inline x87 intrinsics.
10866 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10868 * config/avr/avr.c (avr_override_options): Remove setting value of
10869 PARAM_INLINE_CALL_COST.
10871 2009-06-18 Richard Henderson <rth@redhat.com>
10874 * tree-pass.h (TDF_ASMNAME): New.
10875 * tree-dump.c (dump_options): Add asmname.
10876 * doc/invoke.texi: Document it.
10878 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10879 (dump_decl_name): ...here.
10880 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10881 (dump_generic_node): Update dump_function_name calls.
10882 (print_call_name): New flags arg; update all dump calls.
10883 * diagnostic.h (print_call_name): Update.
10884 * gimple-pretty-print.c (dump_gimple_call): Update.
10886 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10889 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10891 2009-06-18 Diego Novillo <dnovillo@google.com>
10893 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10894 * plugin.c (str_license): Declare.
10895 (try_init_one_plugin): Assert that the symbol
10896 'plugin_is_GPL_compatible' exists.
10898 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10901 * Makefile.in (OBJS-common): Remove see.o.
10903 * common.opt (fsee): Mark as preserved for backward compatibility.
10904 * opts.c (common_handle_option): Add OPT_fsee to the backward
10905 compatibility section.
10906 * passes.c (init_optimization_passes, pass_see): Remove pass.
10907 * timevar.def (TV_SEE): Remove.
10908 * tree-pass.h (pass_see): Remove declaration.
10909 * doc/invoke.texi (-fsee): Remove documentation.
10911 2009-06-18 Martin Jambor <mjambor@suse.cz>
10913 * tree-sra.c: Include statistics.h
10914 (sra_stats): New variable.
10915 (sra_initialize): Clear sra_stats.
10916 (create_access_replacement): Increment sra_stats.replacements.
10917 (get_access_replacement): Do not return twice.
10918 (analyze_all_variable_accesses): Increment statistics counter by the
10919 number of scalarized aggregates.
10920 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10921 (sra_modify_expr): Increment sra_stats.exprs.
10922 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10923 (sra_modify_assign): Increment sra_stats.exprs,
10924 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10925 (perform_intra_sra): Update statistics counters.
10926 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10928 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10930 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10931 (arm_scalar_mode_supported_p): New function.
10933 2009-06-18 Paul Brook <paul@codesourcery.com>
10934 Sandra Loosemore <sandra@codesourcery.com>
10936 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10937 (__extendhfsf2, __truncsfhf2): Define.
10938 * config/arm/fp16.c: New file.
10939 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10940 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10942 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10944 * doc/extend.texi (Half-Precision): New section.
10945 * doc/invoke.texi (Option Summary): List -mfp16-format.
10946 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10947 * config/arm/arm.opt (mfp16-format=): New.
10948 * config/arm/arm.c: Include intl.h.
10949 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10950 (TARGET_INVALID_RETURN_TYPE): Redefine.
10951 (TARGET_PROMOTED_TYPE): Redefine.
10952 (TARGET_CONVERT_TO_TYPE): Redefine.
10953 (arm_fp16_format): Define.
10954 (all_fpus): Add entry for neon-fp16.
10955 (fp_model_for_fpu): Likewise.
10956 (struct fp16_format): Declare.
10957 (all_fp16_formats): Define.
10958 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10960 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10962 (arm_legitimate_index_p): Treat HFmode like HImode.
10963 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10964 (coproc_secondary_reload_class): Special-case HFmode.
10965 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10966 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10967 (arm_init_fp16_builtins): New.
10968 (arm_init_builtins): Call it.
10969 (arm_invalid_parameter_type): New.
10970 (arm_invalid_return_type): New.
10971 (arm_promoted_type): New.
10972 (arm_convert_to_type).
10973 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10975 (arm_emit_fp16_const): New function.
10976 (arm_mangle_type): Mangle __fp16 as "Dh".
10977 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10979 (TARGET_NEON_FP16): New.
10980 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10981 (enum fputype): Add FPUTYPE_NEON_FP16.
10982 (enum arm_fp16_format_type): Declare.
10983 (arm_fp16_format): Declare.
10984 (LARGEST_EXPONENT_IS_NORMAL): Define.
10985 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10986 * config/arm/arm-modes.def (HFmode): Define.
10987 * config/arm/vfp.md: (*movhf_vfp): New.
10988 (extendhfsf2): New.
10990 * config/arm/arm.md: (fpu): Add neon_fp16.
10991 (floatsihf2, floatdihf2): New.
10992 (fix_trunchfsi2, fix_trunchfdi2): New.
10994 (extendhfdf2): New.
10996 (*arm32_movhf): New.
10997 (*thumb1_movhf): New.
10998 (consttable_2): Add check for HFmode constants.
10999 (consttable_4): Handle HFmode constants.
11001 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
11003 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
11005 2009-06-17 Olivier Hainque <hainque@adacore.com>
11007 * collect2.c (main): Use CONST_CAST2 to perform char ** to
11008 const char ** conversion in AIX specific section.
11010 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
11012 * config/i386/i386.c (ix86_special_builtin_type): Remove
11013 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
11014 (bdesc_special_args): Updated.
11015 (ix86_init_mmx_sse_builtins): Likewise.
11016 (ix86_expand_special_args_builtin): Likewise.
11018 2009-06-17 Richard Henderson <rth@redhat.com>
11020 * tree-pretty-print.c (maybe_dump_asm_name): New.
11021 (dump_decl_name): Use it.
11022 (PRINT_FUNCTION_NAME): Merge into...
11023 (dump_function_name): ... here. Use maybe_dump_asm_name.
11025 2009-06-17 Cary Coutant <ccoutant@google.com>
11027 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
11029 * debug.c (struct gcc_debug_hooks): Change placeholder for
11031 (debug_nothing_int_charstar_int): Replaced by...
11032 (debug_nothing_int_charstar_int_bool): ...this.
11033 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
11034 source_line prototype.
11035 (debug_nothing_int_charstar_int): Replaced by...
11036 (debug_nothing_int_charstar_int_bool): ...this.
11037 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
11038 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
11039 Output is_stmt operand when necessary.
11040 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
11041 (notice_source_line): Add is_stmt parameter.
11042 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
11043 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
11045 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
11046 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
11048 2009-06-17 Ian Lance Taylor <iant@google.com>
11050 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
11052 (struct store_by_pieces_d): Rename from store_by_pieces. Change
11055 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
11057 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
11058 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
11059 tree_strip_sign_nop_conversions and
11060 tree_ssa_strip_useless_type_conversions rather than stripping
11061 the operations here.
11062 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
11064 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
11065 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
11066 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
11067 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
11070 2009-06-17 Michael Eager <eager@eagercon.com>
11072 * config/rs6000/constraints.md (register_constraint "d"): New.
11073 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
11074 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11075 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
11076 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
11077 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
11078 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
11079 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
11080 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
11081 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
11082 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
11084 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
11085 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
11086 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
11087 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
11088 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
11089 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
11090 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
11091 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
11092 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
11093 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
11094 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
11095 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
11096 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
11097 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
11099 2009-06-16 Ian Lance Taylor <iant@google.com>
11101 * profile.c (total_num_never_executed): Don't define.
11102 (compute_branch_probabilities): Don't count or print
11103 num_never_executed.
11104 (init_branch_prob): Don't set total_num_never_executed.
11105 (end_branch_prob): Don't print total_num_never_executed.
11107 2009-06-17 David Daney <ddaney@caviumnetworks.com>
11109 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
11111 2009-06-17 David Edelsohn <edelsohn@gnu.org>
11113 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
11114 (nabstd2_fpr): Same.
11116 2009-06-17 Steve Ellcey <sje@cup.hp.com>
11118 * expr.c (expand_assignment): Change complex type check.
11120 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
11122 * doc/plugins.texi (Building GCC plugins): Added new section.
11124 2009-06-17 Ian Lance Taylor <iant@google.com>
11126 * c-pch.c (get_ident): Don't set size of templ array.
11127 (pch_init): Don't set size of partial_pch array.
11129 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
11130 string constant to intialize an array whose size is the length of
11133 2009-06-17 Richard Guenther <rguenther@suse.de>
11135 PR tree-optimization/40389
11136 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
11137 to addressable types.
11138 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
11140 2009-06-17 Richard Guenther <rguenther@suse.de>
11142 PR middle-end/40460
11143 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
11144 if there is no evolution of left in the loop bail out.
11145 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
11146 chrec_fold_multiply.
11148 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
11149 Janis Johnson <janis187@us.ibm.com>
11152 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
11153 for the symbol ref of a constant that is the source of a move
11154 - nor for any other not-obvious-label-ref constants.
11156 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
11158 * plugin.c (position_pass): Skip newly inserted pass during list
11159 traversal to avoid repeated insertion.
11161 2009-06-16 Ian Lance Taylor <iant@google.com>
11163 * vec.h (VEC_stack_alloc): Define different version if
11164 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
11165 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
11166 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
11167 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
11169 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
11171 * config.gcc (extra_headers): Add ia32intrin.h for x86.
11173 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
11174 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
11175 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
11176 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
11177 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
11178 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11179 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11180 (bdesc_special_args): Add __builtin_ia32_rdtsc and
11181 __builtin_ia32_rdtscp.
11182 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
11183 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
11184 and __builtin_ia32_rorhi.
11185 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
11186 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11187 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11188 (ix86_expand_args_builtin): Likewise.
11189 (ix86_expand_special_args_builtin): Likewise.
11191 * config/i386/i386.md (UNSPECV_RDTSCP): New.
11192 (UNSPECV_RDTSC): Likewise.
11193 (UNSPECV_RDPMC): Likewise.
11194 (*bsr): Renamed to ...
11196 (*bsr_rex64): Renamed to ...
11199 (*rdpmc): Likewise.
11200 (*rdpmc_rex64): Likewise.
11202 (*rdtsc): Likewise.
11203 (*rdtsc_rex64): Likewise.
11204 (rdtscp): Likewise.
11205 (*rdtscp): Likewise.
11206 (*rdtscp_rex64): Likewise.
11208 * config/i386/ia32intrin.h: New.
11210 * config/i386/x86intrin.h: Include <ia32intrin.h>.
11212 2009-06-16 Ian Lance Taylor <iant@google.com>
11214 * ira-build.c (copy_info_to_removed_store_destinations):
11215 Initialize parent_a.
11217 2009-06-16 Ian Lance Taylor <iant@google.com>
11219 * c-decl.c (grokdeclarator): Change size_varies to bool.
11221 2009-06-16 Ian Lance Taylor <iant@google.com>
11223 * sel-sched.c: Make forward declarations of move_op_hooks and
11224 fur_hooks explicitly extern.
11226 2009-06-16 Ian Lance Taylor <iant@google.com>
11228 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
11229 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
11231 2009-06-16 Ian Lance Taylor <iant@google.com>
11233 * resource.c (mark_referenced_resources): Change
11234 include_delayed_effects parameter to bool. Change all callers.
11235 (mark_end_of_function_resources): Likewise.
11236 * reorg.c (insn_references_resource_p): Likewise.
11237 (insn_sets_resource_p): Likewise.
11238 * resource.h (mark_referenced_resources): Update declaration.
11239 (mark_end_of_function_resources): Update declaration.
11241 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11243 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
11245 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11247 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
11248 GCC can bootstrap on AIX with GNU Binutils 2.20.
11250 2009-06-16 Ian Lance Taylor <iant@google.com>
11252 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
11254 2009-06-16 Ian Lance Taylor <iant@google.com>
11256 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
11257 inline, not extern inline.
11258 (exact_log2): Likewise.
11259 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
11261 (exact_log2): Likewise, but don't test CTZ_HWI.
11263 2009-06-16 Ian Lance Taylor <iant@google.com>
11265 * bitmap.c (bitmap_clear): Don't declare as inline.
11266 * gimple.c (gimplify_assign): Likewise.
11267 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
11268 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
11269 (sched_scan_info): Remove duplicate definition.
11271 2009-06-16 Ian Lance Taylor <iant@google.com>
11273 * c-common.c (skip_evaluation): Don't define.
11274 (c_inhibit_evaluation_warnings): Define global variable.
11275 (overflow_warning): Check c_inhibit_evaluation_warnings rather
11276 than skip_evaluation.
11277 (convert_and_check, warn_for_div_by_zero): Likewise.
11278 * c-common.h (skip_evaluation): Don't declare.
11279 (c_inhibit_evaluation_warnings): Declare.
11280 * c-parser.c (c_parser_typeof_specifier): Set
11281 c_inhibit_evaluation_warnings rather than skip_evaluation.
11282 (c_parser_conditional_expression): Likewise.
11283 (c_parser_binary_expression): Likewise.
11284 (c_parser_sizeof_expression): Likewise.
11285 (c_parser_alignof_expression): Likewise.
11286 * c-typeck.c (build_indirect_ref): Check
11287 c_inhibit_evaluation_warnings rather than skip_evaluation.
11288 (build_conditional_expr, build_binary_op): Likewise.
11290 2009-06-16 Richard Guenther <rguenther@suse.de>
11292 * tree-ssa-alias.c (is_escape_site): Remove.
11293 * tree-ssa-alias.h (enum escape_type): Remove.
11294 (is_escape_site): Likewise.
11295 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
11296 via casts and asms without deferring to is_escape_site.
11298 2009-06-16 Jakub Jelinek <jakub@redhat.com>
11300 PR middle-end/40446
11301 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
11302 use gen_lowpart if op0 has complex mode.
11304 2009-06-16 Richard Guenther <rguenther@suse.de>
11306 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
11307 variables add them to ESCAPED.
11308 (find_func_aliases): Do not make all indirectly stored values escaped.
11310 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
11312 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
11313 make_decl_one_only.
11315 2009-06-16 Martin Jambor <mjambor@suse.cz>
11317 PR tree-optimization/40432
11318 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
11319 check whether we need to force gimple register operand.
11321 2009-06-16 Martin Jambor <mjambor@suse.cz>
11323 PR tree-optimization/40413
11324 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
11325 build_ref_for_offset.
11326 (propagate_subacesses_accross_link): Fix a typo in a comment.
11328 2009-06-16 Ira Rosen <irar@il.ibm.com>
11330 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11331 with additional parameter.
11332 * tree-vectorizer.h (enum vect_def_type): Add new value
11334 (enum vect_relevant): Add comments.
11335 (vect_is_simple_reduction): Add new argument.
11336 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
11337 Detect nested cycles.
11338 (vect_is_simple_reduction): Update documentation, add an argument to
11339 distinguish inner-loop reduction from nested cycle, detect nested
11340 cycles, fix printings and indentation, don't swap operands in case
11342 (get_initial_def_for_reduction): Handle subtraction.
11343 (vect_create_epilog_for_reduction): Add new argument to specify
11344 reduction variable.
11345 (vect_finalize_reduction): Handle subtraction, fix comments.
11346 (vectorizable_reduction): Handle nested cycles. In case of nested
11347 cycle keep track of the reduction variable position. Call
11348 vect_is_simple_reduction with additional parameter. Use original
11349 statement code in reduction epilogue for nested cycle. Call
11350 vect_create_epilog_for_reduction with additional parameter.
11351 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
11352 inner-loop vectorization.
11353 (vect_recog_widen_sum_pattern): Likewise.
11354 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
11356 (vect_mark_stmts_to_be_vectorized): Likewise.
11357 (vect_get_vec_def_for_operand): Handle nested cycles.
11359 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11361 * doc/invoke.texi (Debugging Options): Fix option index entries
11362 for -fdump-statistics, -frandom-seed add entries for
11363 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
11364 (FRV Options): Fix entries for -mTLS, -mtls.
11365 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
11366 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
11367 (M68hc1x Options): Fix @itemx for -mnominmax.
11368 (MCore Options): Fix entry for -mno-lsim.
11369 (MMIX Options): Fix entry for -mabi=mmixware.
11370 (PDP-11 Options): Fix entry for -mbcopy-builtin.
11372 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
11374 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
11375 Mention the plugin mode of gengtype.
11376 * doc/gty.texi (Source Files Containing Type Information): Likewise.
11377 * gengtype.c: Updated copyright.
11378 (plugin_files, nb_plugin_files) Added new static variables.
11379 (measure_input_list) Care about plugin_files.
11380 (write_rtx_next): Added early return in plugin mode.
11381 (create_file): Updated copyright year in generated file. Added
11383 (oprintf): Added early return if NULL outf.
11384 (get_output_file_with_visibility): Care of plugin_files.
11385 (get_output_file_name): May return null.
11386 (write_local): Added early return.
11387 (put_mangled_filename): Ditto.
11388 (finish_root_table): Added check for base_files.
11389 (write_roots): Care about null when plugins.
11390 (main): Added plugin mode.
11392 2009-06-15 Ian Lance Taylor <iant@google.com>
11394 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
11395 * gcov.c (read_count_file): Add braces around variables declared
11398 * c.opt (Wjump-misses-init): New warning.
11399 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
11400 -Wall and -Wc++-compat if not already set.
11401 (c_common_post_options): Clear warn_jump_misses_init if it was not
11403 * c-decl.c (struct c_binding): Change type field to a union with
11404 new label field. Make it the first field in the struct. Update
11405 references to type to use u.type instead.
11406 (struct c_spot_bindings): Define.
11407 (struct c_goto_bindings): Define.
11408 (c_goto_bindings_p): Define, along with VECs.
11409 (struct c_label_vars): Define.
11410 (struct c_scope): Add has_label_bindings field.
11411 (bind_label, set_spot_bindings): New static functions.
11412 (decl_jump_unsafe, update_spot_bindings): New static functions.
11413 (update_label_decls): New static function.
11414 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
11415 Update binding u.label field to shadowed field.
11416 (c_binding_start_stmt_expr): New function.
11417 (c_binding_end_stmt_expr): New function.
11418 (pushdecl): Don't call c_begin_vm_scope.
11419 (make_label): Add defining and p_label_vars parameters. Change
11421 (lookup_label): Correct test for whether a label has not yet been
11422 defined. Call bind_label rather than bind.
11423 (warn_about_goto): New static function.
11424 (lookup_label_for_goto): New function.
11425 (declare_label): Call bind_label rather than bind.
11426 (check_earlier_gotos): New static function.
11427 (define_label): Don't give errors about jumping into statement
11428 expressions or scopes of variably modified types. Call
11429 set_spot_bindings and check_earlier_gotos. Call bind_label
11430 instead of bind. Don't set label_context_stack_se or
11431 label_context_stack_vm.
11432 (c_get_switch_bindings): New function.
11433 (c_release_switch_bindings): New function.
11434 (c_check_switch_jump_warnings): New function.
11435 (start_function): Don't set label_context_stack_se or
11436 label_context_stack_vm.
11437 (finish_function): Likewise.
11438 * c-typeck.c (label_context_stack_se): Don't define.
11439 (label_context_stack_vm): Don't define.
11440 (c_finish_goto_label): Call lookup_label_for_goto rather than
11441 lookup_label. Don't give errors about jumping into a statement
11442 expression or the scope of a variably modified type. Don't set
11443 label_context_stack_se or label_context_stack_vm.
11444 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
11445 fields. Add bindings field.
11446 (c_start_case): Don't set deleted fields. Set bindings field.
11447 (do_case): Rework order of tests. Don't check blocked_stmt_expr
11448 or blocked_vm. Call c_check_switch_jump_warnings.
11449 (c_finish_case): Don't test blocked_stmt_expr field. Call
11450 c_release_switch_bindings.
11451 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
11452 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11453 set label_context_stack_se. Call c_bindings_start_stmt_expr.
11454 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
11455 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11456 set label_context_stack_se. Call c_bindings_end_stmt_expr.
11457 (c_begin_vm_scope, c_end_vm_scope): Don't define.
11458 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
11459 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
11460 (C_DECL_UNJUMPABLE_VM): Don't define.
11461 (C_DECL_UNDEFINABLE_VM): Don't define.
11462 (struct c_label_list): Don't define.
11463 (struct c_label_context_se): Don't define.
11464 (struct c_label_context_vm): Don't define.
11465 (struct c_spot_bindings): Declare.
11466 (c_bindings_start_stmt_expr): Declare.
11467 (c_bindings_end_stmt_expr): Declare.
11468 (lookup_label_for_goto): Declare.
11469 (c_get_switch_bindings, c_release_switch_bindings): Declare.
11470 (c_check_switch_jump_warnings): Declare.
11471 (label_context_stack_se, label_context_stack_vm): Don't declare.
11472 (c_finish_goto_label): Update declaration.
11473 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
11474 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
11475 (Warning Options): Document -Wjump-misses-init.
11477 2009-06-15 Jakub Jelinek <jakub@redhat.com>
11479 * tree-object-size.c (addr_object_size): Fix a pasto in the last
11482 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11484 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
11486 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11488 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
11490 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11492 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
11494 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11496 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
11497 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
11498 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
11499 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
11500 * dwarf2asm.c (dw2_force_const_mem): Update call to
11501 make_decl_one_only.
11502 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
11503 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
11504 * langhooks.c (lhd_comdat_group): Remove.
11505 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
11506 * tree.h (DECL_COMDAT_GROUP): New.
11507 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
11508 (tree_decl_with_vis): Add comdat_group. Remove one_only.
11509 (make_decl_one_only): Change signature.
11510 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
11511 make_decl_one_only.
11512 (make_decl_one_only): Change signature.
11513 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
11515 2009-06-15 Richard Guenther <rguenther@suse.de>
11517 PR middle-end/40439
11518 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
11520 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11522 * tree-ssa-math-opts.c: Remove extra divide.
11524 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11526 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11528 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11530 * passes.c: Add bswap pass.
11531 * tree-pass.h: Add pass_optimize_bswap declaration.
11532 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11533 Include rtl.h, expr.h and optabs.h for optab_handler check.
11534 (struct symbolic_number, pass_optimize_bswap): New definition.
11535 (do_shift_rotate, verify_symbolic_number_p): New functions.
11536 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11537 (gate_optimize_bswap): New function.
11538 * tree.c (widest_int_cst_value): New function.
11539 * tree.h (widest_int_cst_value): Prototype added.
11541 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11543 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11544 REG_EQUAL/REG_EQUIV notes.
11546 2009-06-14 Richard Guenther <rguenther@suse.de>
11548 PR middle-end/40389
11549 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11550 has its address taken if NRV was applied and it is addressable.
11551 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11552 function split out from ...
11553 (get_constraint_for_1): ... here.
11554 (handle_rhs_call): Use it to mark the return slot escaped if
11555 it is addressable and NRV was applied.
11557 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11559 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11560 Change first argument type to location_t.
11561 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11562 Do not set input_location.
11563 Use loc instead of input_location throughout.
11565 2009-06-13 Richard Guenther <rguenther@suse.de>
11567 PR tree-optimization/40421
11568 * tree-predcom.c (should_unroll_loop_p): Remove.
11569 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11571 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11573 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11574 Add location argument.
11576 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11578 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11580 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11581 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11582 * config/spu/spu-protos.h: Add location to
11583 spu_resolve_overloaded_builtin.
11584 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11585 spu_build_builtin_va_list.
11586 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11587 argument. Pass location to build_function_call_vec.
11588 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11590 (emit_fpu_switch): Same.
11591 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11592 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11593 to build_decl and create_artificial_label.
11594 (xtensa_gimplify_va_arg_expr): Same.
11595 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11596 (xstormy16_gimplify_va_arg_expr): Same.
11597 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11598 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11599 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11600 (mips16_build_function_stub): Same.
11601 (mips16_build_call_stub): Same.
11603 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11606 * arm/constraints.md (Pa, Pb): New constraints.
11607 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11608 split pattern to deal with them.
11610 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11612 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11613 fix index entry for -Xpreprocessor.
11615 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11617 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11618 Add location argument to build_decl call.
11619 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11620 (rs6000_init_builtins): Same.
11621 (spe_init_builtins): Same.
11622 (rs6000_gimplify_va_arg): Add location argument to
11623 create_artificial_label call.
11625 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11627 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11628 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11629 * Makefile.in: Fix GGC dependency for gcse.o.
11631 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11633 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11634 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11635 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11637 * c-parser.c (c_parser_binary_expression): Use current column while
11638 building binary operations.
11639 * common.opt (fshow-column): Enable by default.
11640 * tree-vrp.c (check_array_ref): Use warning_at.
11641 (check_array_bounds): Use location from call back if expr has no
11643 * tree.h: Add location argument to maybe_fold_*.
11644 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11645 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11646 (maybe_fold_offset_to_component_ref): Same.
11647 (maybe_fold_offset_to_reference): Same.
11648 (maybe_fold_offset_to_address): Same.
11649 (maybe_fold_stmt_indirect): Same.
11650 (maybe_fold_stmt_addition): Same.
11651 (fold_stmt_r): Pass location to maybe_fold_*.
11652 (fold_gimple_assign): Same.
11653 * c-tree.h: Add location argument to finish_decl,
11654 default_function_array_conversion, store_init_value.
11655 * c-decl.c (define_label): Use error_at.
11656 (c_make_fname_decl): Pass location to finish_decl.
11657 (finish_decl): New location argument.
11658 (build_compound_literal): Pass location to store_init_value.
11659 (grokdeclarator): Pass location to finish_decl.
11661 * c-typeck.c (array_to_pointer_conversion): New location argument.
11662 (function_to_pointer_conversion): Same.
11663 (default_function_array_conversion): Same.
11664 (parser_build_unary_op): Pass location to overflow_warning.
11665 (parser_build_binary_op): Same. Use warning_at.
11666 (build_unary_op): Pass location to array_to_pointer_conversion.
11667 (build_c_cast): Pass location to digest_init.
11668 (build_modify_expr): New location argument.
11669 (convert_for_assignment): Same.
11670 (store_init_value): Same.
11671 (digest_init): Same.
11672 (output_init_element): Pass location to digest_init and
11673 array_to_pointer_conversion.
11674 (c_finish_return): Pass location to convert_for_assignment.
11675 * gimplify.c (gimplify_conversion): Pass location to
11676 maybe_fold_offset_to_address.
11677 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11678 to maybe_fold_stmt_addition.
11679 * c-omp.c (c_finish_omp_atomic): Pass new location to
11681 (c_finish_omp_for): Same.
11682 * c-common.c (overflow_warning): New argument.
11683 * c-common.h: New argument to build_modify_expr, overflow_warning.
11684 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11686 (c_parser_initializer): Pass location to
11687 default_function_array_conversion.
11688 (c_parser_initelt): Same.
11689 (c_parser_initval): Same.
11690 (c_parser_asm_operands): Same.
11691 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11692 (c_parser_conditional_expression): Same.
11693 (c_parser_binary_expression): Add location info to stack. Use it.
11694 (c_parser_unary_expression): Pass location to
11695 default_function_array_conversion, parser_build_unary_op,
11696 build_indirect_ref, c_parser_postfix_expression_after_primary.
11697 (c_parser_postfix_expression_after_primary): New location argument.
11699 (c_parser_expression_conv): Pass location to
11700 default_function_array_conversion.
11701 (c_parser_expr_list): Same.
11702 (c_parser_omp_atomic): Same.
11703 (c_parser_omp_for_loop): Same.
11704 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11705 (build_array_declarator): New argument.
11706 * c-decl.c (build_array_declarator): Add location argument.
11707 (grokdeclarator): Set id_loc for cdk_array.
11708 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11709 build_array_declarator.
11710 * tree.c (build_omp_clause): Add location argument.
11711 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11712 (OMP_CLAUSE_LOCATION): New macro.
11713 (struct tree_omp_clause): Add location field.
11714 (build_omp_clause): Add argument.
11715 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11716 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11718 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11719 (cp_parser_omp_clause_collapse): Same.
11720 (cp_parser_omp_clause_default): Same.
11721 (cp_parser_omp_clause_if): Same.
11722 (cp_parser_omp_clause_nowait): Same.
11723 (cp_parser_omp_clause_num_threads): Same.
11724 (cp_parser_omp_clause_ordered): Same.
11725 (cp_parser_omp_clause_schedule): Same.
11726 (cp_parser_omp_clause_untied): Same.
11727 (cp_parser_omp_for_loop): Same.
11728 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11729 * c-tree.h (c_start_case): Add location argument.
11730 (c_process_expr_stmt): Same.
11731 (c_finish_goto_*): Same.
11732 * tree-parloops.c (initialize_reductions): Pass location to
11734 (create_parallel_loop): Same.
11735 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11736 (gfc_trans_omp_reduction_list): Same.
11737 (gfc_trans_omp_clauses): Same.
11738 (gfc_trans_omp_do): Same.
11739 * c-typeck.c (c_finish_goto_label): Same.
11740 (c_finish_goto_ptr): New location argument.
11741 (c_start_case): Same.
11742 (emit_side_effect_warnings): Same.
11743 (c_process_expr_stmt): Same.
11744 (c_finish_stmt_expr): Same.
11745 (c_finish_omp_clauses): Use error_at instead of error.
11746 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11748 * c-omp.c (c_split_parallel_clauses): New location argument.
11749 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11750 to build_omp_clause.
11751 (convert_local_reference_stmt): Same.
11752 (convert_gimple_call): Same.
11753 * c-common.h (c_split_parallel_clauses): New argument.
11754 * c-parser.c (c_parser_statement_after_labels): Pass location to
11755 c_finish_goto_label.
11756 (c_parser_switch_statement): Pass location to c_start_case.
11757 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11758 and c_process_expr_stmt.
11759 (c_parser_omp_variable_list): Add location argument.
11760 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11761 (c_parser_omp_clause_default): Same.
11762 (c_parser_omp_clause_if): Same.
11763 (c_parser_omp_clause_num_threads): Same.
11764 (-c_parser_omp_clause_ordered): Same.
11765 (c_parser_omp_clause_reduction): Pass location to
11766 c_parser_omp_variable_list.
11767 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11768 (c_parser_omp_clause_untied): Same.
11769 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11770 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11772 * c-tree.h (check_for_loop_decls, undeclared_variable,
11773 build_component_ref, build_array_ref, build_external_ref,
11774 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11775 build_conditional_expr, build_compound_expr, c_cast_expr,
11776 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11777 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11779 * c-semantics.c (build_stmt): Same.
11780 (build_case_label): Same.
11781 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11782 (undeclared_variable): New argument.
11783 (make_label): Same.
11784 (lookup_label): Pass location on down.
11785 (define_label): Same.
11786 (finish_decl): Same.
11787 (build_compound_literal): Same.
11788 (finish_struct): Same.
11789 (finish_function): Do not set location here.
11790 (check_for_loop_decls): New argument.
11791 * tree.c (save_expr): Set location.
11792 (build_empty_stmt): New argument.
11793 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11794 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11795 * builtins.c (gimplify_va_arg_expr): Use locations.
11796 (expand_builtin_sync_operation): Same.
11797 * c-typeck.c (build_component_ref): New argument.
11798 (build_array_ref): Same.
11799 (build_external_ref): Same.
11800 (c_expr_sizeof_expr): Same.
11801 (c_expr_sizeof_type): Same.
11802 (parser_build_unary_op): Same.
11803 (build_conditional_expr): Same.
11804 (build_compound_expr): Pass location on down.
11805 (build_compound_expr): New argument.
11806 (build_c_cast): Same.
11807 (c_cast_expr): Same.
11808 (build_asm_expr): Same.
11809 (c_finish_return): Same.
11810 (c_process_expr_stmt): Pass location on down.
11811 (c_finish_stmt_expr): New argument.
11812 (push_clenaup): Same.
11813 (c_finish_omp_parallel): Same.
11814 (c_finish_omp_task): Same.
11815 * gimplify.c (gimplify_call_expr): Pass location on down.
11816 * c-omp.c (c_finish_omp_master): New argument.
11817 (c_finish_omp_critical): Same.
11818 (c_finish_omp_ordered): Same.
11819 (c_finish_omp_barrier): Same.
11820 (-c_finish_omp_taskwait): Same.
11821 (c_finish_omp_atomic): Same.
11822 (c_finish_omp_flush): Same.
11823 * tree-inline.c (copy_tree_body_r): Pass location on down.
11824 (inline_forbidden_p): Remove use of input_location.
11825 * c-gimplify.c (c_build_bind_expr): New argument.
11826 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11827 (c_sizeof_or_alignof_type): New argument.
11828 (c_alignof_expr): Same.
11829 (build_va_arg): Same.
11830 (c_add_case_label): Same.
11831 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11832 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11833 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11834 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11835 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11836 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11838 * stub-objc.c (objc_build_selector_expr): Same.
11839 (objc_build_throw_stmt): Same.
11840 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11841 (c_parser_initelt): Same.
11842 (c_parser_compound_statement): Same.
11843 (c_parser_compound_statement_nostart): Same.
11844 (c_parser_label): Same.
11845 (c_parser_statement_after_labels): Same.
11846 (c_parser_if_body): Same.
11847 (c_parser_else_body): Same.
11848 (c_parser_if_statement): Same.
11849 (c_parser_switch_statement): Same.
11850 (c_parser_while_statement): Same.
11851 (c_parser_do_statement): Same.
11852 (c_parser_for_statement): Same.
11853 (c_parser_asm_statement): Same.
11854 (c_parser_conditional_expression): Same.
11855 (c_parser_binary_expression): Same.
11856 (c_parser_cast_expression): Same.
11857 (c_parser_unary_expression): Same.
11858 (c_parser_sizeof_expression): Same.
11859 (c_parser_alignof_expression): Same.
11860 (c_parser_postfix_expression): Same.
11861 (c_parser_expression): Same.
11862 (c_parser_objc_receiver): Same.
11863 (c_parser_omp_variable_list): Same.
11864 (c_parser_omp_structured_block): Same.
11865 (c_parser_omp_atomic): New argument.
11866 (c_parser_omp_barrier): Same.
11867 (c_parser_omp_critical): Same.
11868 (c_parser_omp_flush): Pass location on down.
11869 (c_parser_omp_for_loop): New argument.
11870 (c_parser_omp_for): Same.
11871 (c_parser_omp_master): Same.
11872 (c_parser_omp_ordered): Same.
11873 (c_parser_omp_sections_scope): Same.
11874 (c_parser_omp_sections): Same.
11875 (c_parser_omp_parallel): Same.
11876 (c_parser_omp_single): Same.
11877 (c_parser_omp_task): Same.
11878 (c_parser_omp_taskwait): Pass location on down.
11879 (c_parser_omp_construct): Same.
11880 (c_parser_omp_threadprivate): Same.
11881 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11882 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11883 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11884 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11885 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11886 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11887 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11888 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11889 config/i386/i386.c, stmt.c:
11890 Add location argument to the following function definitions and/or
11891 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11892 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11893 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11894 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11895 do_case, c_finish_bc_stmt, build_compound_literal,
11896 build_function_call.
11897 * c-decl.c (build_compound_literal): Add location argument.
11898 Make all diagnostic calls use location.
11899 (start_struct): Same.
11900 (finish_struct): Same.
11901 (start_enum): Same.
11902 (build_enumerator): Same.
11903 (start_function): Same.
11904 (grokdeclarator): Make all diagnostic calls use location.
11905 (store_parm_decls_oldstyle): Same.
11906 * c-typeck.c (build_function_call): Add location argument.
11907 Make all diagnostic calls use location.
11909 (c_finish_bc_stmt): Same.
11910 * tree-nested.c (get_trampoline_type): Add argument.
11911 Pass location to build_decl.
11912 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11913 * rtl.h (RTL_LOCATION): New.
11914 * c-common.c (c_add_case_label): Add location argument.
11915 Make all diagnostic calls use location.
11916 * c-common.h: Add location argument to make_fname_decl, do_case,
11917 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11918 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11919 Set it appropriately for every case. Pass enum_loc to start_enum
11920 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11922 (c_parser_struct_or_union_specifier): Save location. Use it for
11923 start_struct, finish_struct, and parser_xref_tag.
11925 2009-06-12 Ian Lance Taylor <iant@google.com>
11927 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11929 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11930 cpp_opts->warn_cxx_operator_names.
11932 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11935 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11936 is returns NULL and OP is a VCE, look through the VCE.
11938 2009-06-12 Ian Lance Taylor <iant@google.com>
11941 * collect2.c (main): Use CONST_CAST2 in code inside #if
11942 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11944 2009-06-12 Joey Ye <joey.ye@intel.com>
11946 PR middle-end/39146
11947 * cfgexpand.c (get_decl_align_unit): Update
11948 max_used_stack_slot_alignment with align instead of
11949 stack_alignment_needed.
11951 * function.c (assign_stack_local_1): Update
11952 max_used_stack_slot_alignment with alignment_in_bits instead
11953 of stack_alignment_needed.
11954 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11957 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11959 * dwarf2out.c (last_var_location_insn): New variable.
11960 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11961 (dwarf2out_var_location): Don't record anything after last real
11962 insn. Only change labels if there were any real instructions
11963 in between last note and this one, or if changed sections.
11965 2009-06-11 Richard Henderson <rth@redhat.com>
11967 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11968 note when storing the frame pointer in a register.
11969 (FRP): Don't redefine to nothing for epilogue.
11970 (alpha_expand_epilogue): Mark register and sp restores.
11971 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11973 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11974 when gen_lowpart is needed.
11976 2009-06-11 Richard Henderson <rth@redhat.com>
11978 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11980 * dwarf2out.c (need_data_align_sf_opcode): New.
11981 (div_data_align): Move earlier.
11982 (def_cfa_1, reg_save): Use it.
11984 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11986 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11987 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11988 (ix86_handle_option): Handle OPT_mcrc32.
11989 (ix86_target_string): Add -mcrc32.
11990 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11992 * config/i386/i386.h (TARGET_CRC32): New.
11994 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11995 (sse4_2_crc32di): Likewise.
11997 * config/i386/i386.opt (mcrc32): New.
11999 * doc/invoke.texi: Document -mcrc32.
12001 2009-06-11 Richard Henderson <rth@redhat.com>
12003 * common.opt (gdwarf-): Accept a version number.
12004 * doc/invoke.texi (gdwarf-): Update docs.
12005 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
12006 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
12007 version level, and record it.
12009 * dwarf2.h (DW_CIE_VERSION): Remove.
12010 * dwarf2out.c (DWARF_VERSION): Remove.
12011 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
12012 (output_call_frame_info): Use CIE version 3 for dwarf3,
12013 or if the return register column is out of range for version 1.
12014 (dwarf_stack_op_name): Add all dwarf3 values.
12015 (DEBUG_PUBTYPES_SECTION): New.
12016 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
12017 encoding change for dwarf3.
12018 (output_die) [dw_val_class_die_ref]: Likewise.
12019 (output_compilation_unit_header): Emit correct version for dwarf3.
12020 (output_line_info): Likewise.
12021 (output_pubnames): Update for DWARF_VERSION removal.
12022 (output_aranges): Likewise.
12023 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
12024 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
12025 (dwarf2out_finish): Likewise.
12027 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12029 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
12032 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12035 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
12036 * builtins.c (expand_builtin_unreachable): New function.
12037 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
12038 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
12039 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
12041 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
12042 searching for missing barriers.
12044 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12046 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
12047 when -fprofile-generate* was passed.
12048 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12050 2009-06-11 Anthony Green <green@moxielogic.com>
12052 * config/moxie/moxie.md: Define length attribute for all instructions.
12054 (*b<cond:code>): Support limited branch ranges for new PC-relative
12055 branch instructions.
12056 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
12058 2009-06-11 Jakub Jelinek <jakub@redhat.com>
12060 * config/i386/i386.c (min_insn_size): Use get_attr_length
12061 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
12062 For __asm return 0.
12064 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
12065 instead of emit_insn_before.
12067 2009-06-10 Ian Lance Taylor <iant@google.com>
12070 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
12073 2009-06-10 Revital Eres <eres@il.ibm.com>
12075 * passes.c (init_optimization_passes): Reschedule
12076 predictive-commoning pass before complete unroll pass.
12078 2009-06-10 Martin Jambor <mjambor@suse.cz>
12080 * cgraph.c (cgraph_node_can_be_local_p): New function.
12081 (cgraph_make_node_local): New function.
12082 * cgraph.h (cgraph_node_can_be_local_p): Declare.
12083 (cgraph_make_node_local): Declare.
12085 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
12087 * tree.h (tree_base): Add packed_flag and user_align fields.
12088 Decrease size of spare field.
12089 (TYPE_USER_ALIGN): Use user_align from tree_base.
12090 (DECL_USER_ALIGN): Likewise.
12091 (TYPE_PACKED): Use packed_flag from tree_base.
12092 (DECL_PACKED): Likewise.
12093 (tree_type): Delete packed_flag and user_align fields. Widen
12094 precision field. Widen mode field and shuffle fields to align
12095 mode on an 8-bit boundary.
12096 (tree_decl_common): Delete decl_flag_1 and user_align fields.
12097 Renumber decl_flag_* fields. Fix comments. Widen
12098 decl_common_unused field.
12099 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
12100 (DECL_EXTERNAL): Likewise.
12101 (DECL_BIT_FIELD): Likewise.
12102 (DECL_NONADDRESSABLE_P): Likewise.
12103 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
12104 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
12106 2009-06-10 Ian Lance Taylor <iant@google.com>
12108 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
12109 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
12110 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
12111 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
12112 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
12113 DEF_VEC_ALLOC_FUNC_P.
12114 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
12115 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
12116 DEF_VEC_ALLOC_FUNC_O.
12117 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
12118 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
12119 DEF_VEC_ALLOC_FUNC_I.
12120 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
12121 (vec_stack_p_reserve_exact_1): Declare.
12122 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
12123 (vec_stack_free): Declare.
12124 (VEC_stack_alloc): Define.
12125 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
12126 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
12127 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
12128 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
12130 (stack_vecs): New static variable.
12131 (vec_stack_p_reserve_exact_1): New function.
12132 (vec_stack_o_reserve_1): New static function.
12133 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
12134 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
12135 (vec_stack_free): New function.
12136 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
12137 (VEC_df_ref_stack_alloc): Define.
12138 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
12139 DEF_VEC_ALLOC_P_STACK.
12140 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
12141 (struct df_collection_rec): Change _vec fields to VEC. Remove
12143 (df_free_collection_rec): Adjust for new fields.
12144 (df_insn_rescan): Use new df_collection_rec fields.
12145 (df_notes_rescan, df_canonize_collection_rec): Likewise.
12146 (df_ref_create_structure, df_ref_record): Likewise.
12147 (df_get_conditional_uses, df_get_call_refs): Likewise.
12148 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
12149 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
12150 (df_record_exit_block_uses, df_bb_verify): Likewise.
12151 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
12152 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
12153 Remove count parameter. Change return type to void. Change all
12155 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
12156 Remove count parameter. Change return type to void. Change all
12158 (df_install_refs): Change old_vec parameter to VEC. Remove count
12159 parameter. Change all callers.
12160 (df_install_mws): Change old_vec parameter to VEC. Remove count
12161 parameter. Change all callers.
12162 (df_refs_verify): Change new_rec parameter to VEC. Change call
12164 (df_mws_verify): Likewise.
12166 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
12168 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
12170 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
12172 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
12174 2009-06-10 Anthony Green <green@moxielogic.com>
12176 * config/moxie/crti.asm: New file.
12177 * config/moxie/crtn.asm: New file.
12178 * config/moxie/moxie.c: New file.
12179 * config/moxie/moxie.h: New file.
12180 * config/moxie/sfp-machine.h: New file.
12181 * config/moxie/moxie-protos.h: New file.
12182 * config/moxie/t-moxie: Created.
12183 * config/moxie/t-moxie-softfp: Created.
12184 * config/moxie/moxie.md: Created.
12185 * config/moxie/constraints.md: Created.
12186 * config.gcc: Add moxie support.
12187 * doc/md.texi (Machine Constraints): Add moxie constraints.
12188 * doc/contrib.texi (Contributors): Mention moxie port.
12189 * doc/install.texi (Specific): Mention the moxie port.
12191 2009-06-09 Ian Lance Taylor <iant@google.com>
12193 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
12194 compiling with C++.
12195 * optabs.c (optab_table): Only use designated initializers if
12196 HAVE_DESIGNATED_INITIALIZERS is defined.
12197 (convert_optab_table): Likewise.
12198 (init_optabs): Always call init_insn_codes if
12199 HAVE_DESIGNATED_INITIALIZERS is not defined.
12201 2009-06-09 Ian Lance Taylor <iant@google.com>
12203 * targhooks.c (default_builtin_vectorized_function): Change fn
12204 parameter to unsigned int.
12205 (default_builtin_vectorized_conversion): Change code parameter to
12207 (default_builtin_reciprocal): Change fn parameter to unsigned int.
12208 * targhooks.h: Update declarations.
12209 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
12210 parameter to unsigned int.
12212 * c-typeck.c (comptypes_check_enum_int): New static function.
12213 (comptypes_internal): Add enum_and_int_p parameter. Change all
12215 (comp_target_types): Add location parameter. Change all callers.
12216 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
12217 Change all callers.
12218 (function_types_compatible_p, type_lists_compatible_p): Likewise.
12219 (build_conditional_expr): Add colon_loc parameter. Change all
12221 (convert_for_assignment): Add location parameter. Change all callers.
12222 * c-parser.c (c_parser_conditional_expression): Pass location of
12223 colon to build_conditional_expr.
12224 * c-tree.h (build_conditional_expr): Update declaration.
12226 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12228 * graphite.c: Revert previous patch.
12230 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12233 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12235 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
12237 * tree-ssa-loop-prefetch.c
12238 (loop_prefetch_arrays): Fixed a portability problem in printf format
12241 2009-06-09 Martin Jambor <mjambor@suse.cz>
12243 PR tree-optimization/40351
12244 * tree-sra.c (propagate_subacesses_accross_link): Check that a
12245 refrence to a potential artifical subaccess can be constructed.
12247 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12249 * config/sh/sh-protos.h (sh_optimization_options): Declare.
12250 (sh_override_options): Likewise.
12251 * config/sh/sh.c: Include params.h.
12252 (sh_optimization_options): New.
12253 (sh_override_options): Likewise.
12254 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
12255 (OVERRIDE_OPTIONS): Use sh_override_options.
12257 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12259 * dwarf2out.c (emit_cfa_remember): New variable.
12260 (add_fde_cfi): If emit_cfa_remember, recurse to add
12261 DW_CFA_remember_state first.
12262 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
12263 instead just set emit_cfa_remember.
12265 2009-06-08 Jan Hubicka <jh@suse.cz>
12268 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
12270 2009-06-08 Jan Hubicka <jh@suse.cz>
12272 PR middle-end/39834
12273 * cgraphunit.c (save_inline_function_body): Do not copy transform
12274 hooks for saved inline bodies.
12275 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
12276 for given function.
12278 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
12280 * jump.c (returnjump_p): Handle delayed branches. Add missing
12283 2009-06-08 Jan Hubicka <jh@suse.cz>
12285 PR middle-end/40102
12286 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
12287 original node might've been modified.
12288 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
12290 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12292 * tree-object-size.c (addr_object_size): Add OSI argument.
12293 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
12294 (compute_builtin_object_size, expr_object_size): Adjust callers.
12295 (plus_stmt_object_size): Call addr_object_size instead of
12296 compute_builtin_object_size.
12298 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
12299 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12301 * tree-ssa-loop-prefetch.c
12302 (gather_memory_references): Introduced a counter for the number of
12304 (anything_to_prefetch_p): Introduced a counter for the number of
12306 (is_loop_prefetching_profitable): New function with a cost model
12308 (loop_prefetch_arrays): Use the new cost model to determine if
12309 prefetching is profitable.
12310 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
12311 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12312 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
12313 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12314 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
12315 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12317 2009-06-08 Michael Matz <matz@suse.de>
12320 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
12321 partitions use the same.
12322 (expand_one_var): Deal with DECL_RTL sometimes begin set also
12323 for basevars of SSA_NAMEs.
12324 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
12325 to not expand them twice.
12326 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
12329 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
12331 * common.opt (fcompare-debug=, fcompare-debug-second): New.
12332 (fdump-final-insns=, gtoggle): New.
12333 * doc/invoke.texi: Document them.
12334 * final.c (rest_of_clean_state): Dump final insn stream.
12335 * gcc.c (invoke_as): Hook in -fcompare-debug.
12336 (static_spec_functions): Add compare-debug-dump-opt,
12337 compare-debug-self-opt and compare-debug-auxbase-opt.
12338 (compare_debug, compare_debug_second, compare_debug_opt): New.
12339 (switches_debug_check, n_switches_debug_check): New.
12340 (debug_auxbase_opt, debug_check_temp_file): New.
12341 (process_command): Handle -fno-compare-debug, -fcompare-debug and
12343 (do_self_spec): Handle arguments after switches.
12344 (do_spec_1): Add .gk extension to temp file basenames for compare.
12345 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
12346 (cc1_options): Use it instead of normal auxbase computation for
12347 the second compare-debug compilation.
12348 (compare_files): New.
12349 (main): Set up and implement compare debug mode.
12350 (compare_debug_dump_opt_spec_function): New.
12351 (compare_debug_self_opt_spec_function): New.
12352 (compare_debug_auxbase_opt_spec_function): New.
12353 * toplev.c (process_options): Handle flag_gtoggle,
12354 flag_dump_final_insns.
12355 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
12356 during -fcompare-debug-second compilation.
12358 2009-06-07 Ian Lance Taylor <iant@google.com>
12360 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
12361 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
12363 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
12364 with no default node. Change warning with %H to warning_at.
12365 Don't clear warn_switch around case checking.
12366 * doc/invoke.texi (Warning Options): Clarify distinction between
12367 -Wswitch and -Wswitch-enum.
12369 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12371 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
12373 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12375 * gbl-ctors.h: Add header guard.
12377 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12379 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
12380 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
12381 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
12382 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
12383 prototypes for removed functions.
12384 (expressions_equal_p): Move to ...
12385 * tree-ssa-sccvn.h: ... here and ...
12386 * matrix-reorg.c: ... adjust includes.
12388 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12390 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
12392 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12394 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
12395 (finish_function): Remove erroneous whitespace.
12397 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12399 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
12400 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
12402 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12404 * errors.c (internal_error): Commentary typo fix.
12405 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
12406 * tree-ssa-pre.c: Ditto.
12408 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12410 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
12411 them is supposed to hold actual statements.
12413 2009-06-06 Ian Lance Taylor <iant@google.com>
12415 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
12416 empty statements can now have attributes.
12418 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
12420 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
12421 * config/mips/mips.md: Ditto.
12423 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12425 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
12427 (__eabi_uconvert): Likewise.
12429 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12431 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
12432 CFI_* definitions with IN_GCC.
12434 2009-06-05 David Edelsohn <edelsohn@gnu.org>
12436 * xcoffout.h (xcoffout_source_line): Update prototype.
12438 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12440 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
12441 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
12443 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12445 PR middle-end/40340
12446 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
12447 inlined_function_outer_scope_p blocks for artificial inlines
12449 * tree.c (tree_nonartificial_location): Rewrite using
12450 block_nonartificial_location.
12452 2009-06-05 Revital Eres <eres@il.ibm.com>
12453 Leehod Baruch <leehod@il.ibm.com>
12455 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
12456 (expand_expr_real_1): Remove comment.
12457 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12458 Vectorize misaligned access when the target supports it.
12459 (vect_supportable_dr_alignment): Check for unaligned access support.
12460 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
12463 2009-06-05 Julian Brown <julian@codesourcery.com>
12465 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
12466 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
12468 2009-06-05 Richard Guenther <rguenther@suse.de>
12471 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
12472 as possibly unused.
12474 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12476 * config/s390/s390.c (global_not_special_regno_p): New static inline.
12477 (save_gprs): Don't tell unwinder when a global register is saved.
12478 (s390_emit_epilogue): Emit needed epilogue unwind info.
12480 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12482 * dwarf2out.c (deferred_asm_name): New.
12483 (add_name_and_src_coords_attributes): Defer creation of
12484 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
12486 (move_linkage_attr): New.
12487 (dwarf2out_finish): Revisit deferrals and emit attributes at the
12490 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12492 * tree-nested.c (finalize_nesting_tree_1): Declare the
12493 frame_decl in the binding tree.
12495 2009-06-04 Cary Coutant <ccoutant@google.com>
12497 * basic-block.h (struct basic_block_def): Add discriminator field.
12498 * dbxout.c (dbxout_source_line): Add new parameter. Change all
12500 * debug.c (do_nothing_debug_hooks): Add additional entry.
12501 (debug_nothing_int_charstar_int): New function.
12502 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
12503 (debug_nothing_int_charstar_int): New declaration.
12504 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
12505 discriminator value in .loc directive.
12506 * final.c (last_discriminator): New variable.
12507 (discriminator): New variable.
12508 (final_start_function): Initialize above variables, pass current
12509 discriminator to debug hook.
12510 (notice_source_line): Check for discriminator change.
12511 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
12512 * sdbout.c (sdbout_source_line): New parameter.
12513 * tree-cfg.c (struct locus_discrim_map): New structure type.
12514 (discriminator_per_locus): New hash table.
12515 (build_gimple_cfg): Allocate and free discriminator hash table.
12516 (make_edges): Call assign_discriminator.
12517 (locus_map_hash): New function.
12518 (locus_map_eq): New function.
12519 (next_discriminator_for_locus): New function.
12520 (same_line_p): New function.
12521 (assign_discriminator): New function.
12522 (make_cond_expr_edges): Call assign_discriminator.
12523 (make_gimple_switch_edges): Likewise.
12524 (first_non_label_stmt): New function.
12525 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12527 * xcoffout.c (xcoffout_source_line): Add new parameter.
12529 * configure.ac (gcc_cv_as_discriminator): New configury check for
12530 gas support for discriminator.
12531 * configure: Regenerate.
12532 * config.in: Regenerate.
12534 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12536 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12537 val after checking for integers.
12539 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12541 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12543 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12544 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12545 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12546 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12547 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12548 X64_SSE_REGPARM_MAX.
12549 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12550 X64_SSE_REGPARM_MAX.
12552 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12554 * gcc.c (report_times_to_file): New.
12555 (execute): Implement it.
12556 (process_command): Support -time=.
12557 * doc/invoke.texi: Document it.
12559 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12561 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12562 that have value exprs.
12564 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12566 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12567 declarations for constants until...
12568 (dw2_output_indirect_constant_1): ... this point.
12570 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12573 * arm.md (arm_addsi3): Don't try to split an add with an
12574 eliminable register until after reload has completed.
12576 2009-06-03 Ian Lance Taylor <iant@google.com>
12578 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12579 * genattrtab.c (write_length_unit_log): Likewise.
12580 * genchecksum.c (dosum): Likewise.
12581 * gengtype.c (write_rtx_next): Likewise.
12582 (finish_root_table, write_roots): Likewise.
12583 * gimple.c (gimple_ops_offset_): Likewise.
12584 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12585 * config/arc/arc.c (arc_attribute_table): Likewise.
12586 * config/arm/arm.c (arm_attribute_table): Likewise.
12587 * config/avr/avr.c (avr_attribute_table): Likewise.
12588 * config/crx/crx.c (crx_attribute_table): Likewise.
12589 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12590 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12591 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12592 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12593 * config/sh/sh.c (sh_attribute_table): Likewise.
12594 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12595 * config/spu/spu.c (spu_attribute_table): Likewise.
12596 * config/v850/v850.c (v850_attribute_table): Likewise.
12598 * config/alpha/alpha.c (vms_attribute_table): Make static.
12599 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12600 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12601 * config/mips/mips.c (mips_attribute_table): Likewise.
12603 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12605 (cc1-checksum.o): Likewise.
12607 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12609 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12611 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12613 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12614 insn if it is changing sp. Use gen_add3_insn instead of
12615 conditionally gen_addsi3 and gen_adddi3.
12616 (offset_below_red_zone_p): New static inline function.
12617 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12618 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12619 * config/rs6000/ppc-asm.h: Include auto-host.h.
12620 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12621 CFI_RESTORE): Define.
12622 * config/rs6000/crtresxgpr.asm: Add unwind info.
12623 * config/rs6000/crtresxfpr.asm: Likewise.
12624 * config/rs6000/crtresgpr.asm: Likewise.
12625 * config/rs6000/crtresfpr.asm: Likewise.
12626 * config/rs6000/crtsavgpr.asm: Likewise.
12627 * config/rs6000/crtsavfpr.asm: Likewise.
12629 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12630 argument of DWARF2_FRAME_REG_OUT macros.
12632 2009-06-03 Julian Brown <julian@codesourcery.com>
12634 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12635 words or less (including TImode) in core registers.
12637 2009-06-03 Richard Guenther <rguenther@suse.de>
12639 PR middle-end/40328
12640 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12642 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12644 * statistics.c (statistics_counter_event): Do not record event
12645 in pass dump if its number == -1.
12646 (curr_statistics_hash): Add assert that we never get passes
12647 with static number == -1.
12649 2009-06-03 Richard Guenther <rguenther@suse.de>
12650 Andrey Belevantsev <abel@ispras.ru>
12652 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12653 non-BLKmode arrays addressable.
12655 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12657 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12658 * config/m68k/m68k.h: ... here.
12660 2009-06-03 Martin Jambor <mjambor@suse.cz>
12662 PR tree-optimization/40323
12663 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12666 2009-06-03 Richard Guenther <rguenther@suse.de>
12668 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12671 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12673 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12674 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12675 JUMP_TABLE_DATA_P where applicable.
12676 * config/sh/sh.c: Ditto.
12677 * config/sh/sh.h: Ditto.
12678 * config/sh/sh.md: Ditto.
12679 * config/sh/symbian.c: Ditto.
12681 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12683 * config/i386/driver-i386.c (describe_cache): Optimize
12684 concatenation of strings. Use snprintf instead of sprintf.
12685 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12686 target when not compiling with GCC.
12688 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12690 * config/sh/sh.c: Revert last change.
12691 (sh_expand_epilogue): Emit a blockage insn before the frame
12692 pointer adjustment unconditionally.
12694 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12696 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12697 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12698 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12699 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12700 to COLLECT_GCC_OPTIONS.
12702 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12704 * collect2.c (target_system_root): New variable.
12705 (main): Handle --sysroot=.
12706 (ignore_library): Strip the sysroot from the library path.
12708 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12710 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12711 (collect2.o): Depend on collect2-aix.h.
12712 (collect2-aix.o): New rule.
12713 * collect2-aix.h: New file.
12714 * collect2-aix.c: Likewise.
12715 * collect2.c: Include collect2-aix.h. Don't undefine
12716 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12717 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12718 Use TARGET_AIX_VERSION instead of _AIX51.
12719 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12720 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12721 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12722 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12723 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12725 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12727 * collect2.c (ignore_library): Avoid premature post-increment
12728 and null deference.
12730 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12732 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12733 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12734 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12735 CROSS_DIRECTORY_STRUCTURE too.
12736 (LINK_LIBG_SPEC): Likewise.
12737 (LIB_SPEC): Add %R to sysroot paths.
12738 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12739 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12740 * config/rs6000/aix51.h: As for aix43.h.
12741 * config/rs6000/aix52.h: Likewise.
12742 * config/rs6000/aix53.h: Likewise.
12743 * config/rs6000/aix61.h: Likewise.
12744 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12745 to the beginning of sysroot paths.
12747 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12749 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12750 INSN_LISTs that are out of the REG_NOTE range.
12752 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12754 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12755 (struct var_to_expand): Likewise.
12756 (struct opt_info): Add head and tail for linked lists of the above.
12757 (analyze_insn_to_expand_var): Initialize next.
12758 (analyze_iv_to_split_insn): Likewise.
12759 (analyze_insns_in_loop): Create linked lists.
12760 (allocate_basic_variable): Simplify for use without hash table.
12761 (insert_var_expansion_initialization): Likewise, make it type-safer.
12762 (combine_var_copies_in_loop_exit): Likewise.
12763 (apply_opt_in_copies): Walk lists rather than hash tables.
12764 (release_var_copies): Simplified and inlined by hand into...
12765 (free_opt_info): ... this function.
12767 2009-06-02 Richard Guenther <rguenther@suse.de>
12769 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12772 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12774 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12775 only for builtins that are not overridden.
12777 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12779 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12782 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12784 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12786 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12788 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12790 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12792 * common.opt (fdump-unnumbered-links): New.
12793 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12794 * print-rtl.c (flag_dump_unnumbered_links): New.
12795 (print_rtx): Test it.
12797 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12799 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12800 push/pop multiple to 8-byte alignment.
12802 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12804 * config/i386/i386.c (queued_cfa_restores): New static variable.
12805 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12807 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12808 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12809 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12810 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12811 note unconditionally.
12812 (ix86_emit_restore_regs_using_mov): Likewise.
12813 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12814 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12815 it through to ix86_emit_restore_reg_using_pop.
12816 (ix86_emit_leave): Add RED_OFFSET argument. Call
12817 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12818 instead of adding REG_CFA_OFFSET note unconditionally.
12819 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12820 the above functions. Call ix86_add_queued_cfa_restore_notes when
12823 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12824 force output of the label even for dwarf2out_do_cfi_asm.
12825 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12826 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12827 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12829 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12830 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12831 dwarf2out_cfi_label callers.
12832 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12833 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12834 Adjust dwarf2out_cfi_label callers.
12835 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12837 * config/i386/i386.h (struct machine_cfa_state,
12838 struct machine_function): Guard with ifndef USED_FOR_TARGET
12839 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12842 * emutls.c (__emutls_get_address): Change arr->size to mean number
12843 of allocated arr->data entries instead of # of slots + 1.
12845 PR middle-end/40316
12846 * recog.c (peep2_reinit_state): New function.
12847 (peephole2_init_state): Use it at the end of a basic block and also
12848 when seeing a RTX_FRAME_RELATED_P insn.
12850 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12852 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12853 fixuns_truncrfdi2): New.
12854 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12855 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12856 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12857 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12858 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12859 *recip_approx): Remove.
12860 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12861 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12862 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12864 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12867 2009-06-01 Ian Lance Taylor <iant@google.com>
12869 * attribs.c (register_attribute): Use CONST_CAST.
12870 * collect2.c (main): Use CONST_CAST2.
12871 (scan_prog_file): Likewise.
12872 * gcc.c (process_command, main): Likewise.
12873 * toplev.c (toplev_main): Likewise.
12875 * c-typeck.c (handle_warn_cast_qual): New static function,
12876 partially broken out of build_c_cast.
12877 (build_c_cast): Call handle_warn_cast_qual.
12878 * doc/invoke.texi (Warning Options): Document new effect of
12881 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12883 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12884 (diagnostic_report_current_module): Print columns.
12885 * common.opt (flag_show_column): Enable by default.
12887 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12889 * alias.c (find_base_term): Check for NULL term before returning.
12891 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12893 Revert due to PR40320:
12894 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12895 * calls.c (emit_library_call_value_1): Don't force_operand for move
12898 2009-06-01 Olivier Hainque <hainque@adacore.com>
12899 Eric Botcazou <ebotcazou@adacore.com>
12901 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12902 to be processed as a bitfield for constructor output purposes.
12903 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12905 * varasm.c (oc_local_state): New type, output_constructor
12906 local state to support communication with helpers.
12907 (oc_outer_state): New type, output_constructor outer state of
12908 relevance in recursive calls.
12909 (output_constructor_array_range): New output_constructor helper,
12910 extracted code for an array range element.
12911 (output_constructor_regular_field): New output_constructor helper,
12912 extracted code for an element that is not a bitfield.
12913 (output_constructor_bitfield): New output_constructor helper,
12914 extracted code for a bitfield element. Accept an OUTER state
12915 argument for recursive processing. Recurse on record or array
12916 CONSTRUCTOR values, possibly past noop conversions.
12917 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12918 VALUE is a valid constant-valued expression for use in a static
12919 bit-field initializer.
12920 (output_constructor): Rework to use helpers. Accept and honor an
12921 OUTER state argument for recursive calls. Return total size. Be
12922 prepared for nested constructors initializing bitfields.
12923 (output_constant): Feed OUTER in calls to output_constructor.
12925 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12927 * calls.c (emit_library_call_value_1): Don't force_operand for move
12930 2009-06-01 Nick Clifton <nickc@redhat.com>
12932 * doc/invoke.texi (IA-64 Options): Fix typo.
12934 2009-06-01 Ira Rosen <irar@il.ibm.com>
12936 PR tree-optimization/39129
12937 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12939 (vect_do_peeling_for_loop_bound): Use
12940 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12941 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12942 (vect_loop_versioning): Likewise.
12943 (vect_create_cond_for_alias_checks): Fix indentation.
12944 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12946 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12947 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12948 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12949 "control flow in loop".
12950 (vect_estimate_min_profitable_iters): Use
12951 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12952 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12953 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12954 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12955 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12956 statement belongs to a group of strided accesses with the exact code
12958 (vectorizable_load): Likewise.
12959 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12960 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12962 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12964 * config/freebsd-stdint.h: New file.
12965 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12966 Add freebsd-stdint.h to tm_file.
12968 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12970 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12971 (thumb2_extendhidi2): Likewise.
12973 2009-05-31 Ian Lance Taylor <iant@google.com>
12975 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12977 2009-05-31 Ian Lance Taylor <iant@google.com>
12979 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12980 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12981 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12983 2009-05-31 Jason Merrill <jason@redhat.com>
12985 * tree-pretty-print.c (print_call_name): Take the callee, not the
12986 call itself. Make non-static. Use dump_function_name for functions.
12987 (dump_generic_node): Adjust.
12988 * diagnostic.h: Declare print_call_name.
12989 * gimple-pretty-print.c (dump_gimple_call): Use it.
12991 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12993 * config/sh/sh.md (ashldi3_std): New define_expand.
12996 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12999 * config/sh/sh.c: Include debug.h.
13000 (sh_expand_epilogue): Emit a blockage insn before the frame
13001 pointer adjustment also when dwarf2out_do_frame returns true.
13003 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
13005 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
13006 (thumb2_extendqidi2): New pattern.
13008 2009-05-31 Ira Rosen <irar@il.ibm.com>
13010 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
13011 mark phis for renaming.
13012 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
13013 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
13014 Call mark_sym_for_renaming.
13015 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
13016 * tree-vect-loop.c (vect_transform_loop): Remove
13017 vect_memsyms_to_rename initialization and a call to
13018 mark_set_for_renaming.
13020 2009-05-31 Jakub Jelinek <jakub@redhat.com>
13022 PR middle-end/40304
13023 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
13024 frame related even if !set_cfa && style < 0.
13026 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
13028 * config/i386/mingw-tls.c: New file.
13029 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
13030 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
13031 defining _WIN32 but not __CYGWIN__.
13033 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13035 * configure.ac: Add MPC support.
13037 * config.in, configure: Regenerate.
13039 2009-05-29 Richard Henderson <rth@redhat.com>
13041 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
13042 NOTE_INSN_BASIC_BLOCK.
13043 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
13044 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
13045 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
13047 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
13049 (add_cfi): Disable check redefining cfa away from drap.
13050 (lookup_cfa_1): Add remember argument; handle remember/restore.
13051 (lookup_cfa): Pass remember argument.
13052 (cfa_remember): New.
13053 (compute_barrier_args_size_1): Remove sibcall check.
13054 (dwarf2out_frame_debug_def_cfa): New.
13055 (dwarf2out_frame_debug_adjust_cfa): New.
13056 (dwarf2out_frame_debug_cfa_offset): New.
13057 (dwarf2out_frame_debug_cfa_register): New.
13058 (dwarf2out_frame_debug_cfa_restore): New.
13059 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
13060 (dwarf2out_begin_epilogue): New.
13061 (dwarf2out_frame_debug_restore_state): New.
13062 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
13063 DW_CFA_restore_state.
13064 (output_cfi_directive): Likewise.
13065 (convert_cfa_to_fb_loc_list): Likewise.
13066 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
13067 * dwarf2out.h: Update.
13068 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
13069 (copy_insn_1): Early out for null.
13070 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
13071 and dwarf2out_frame_debug_restore_state.
13072 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
13073 (prologue_insn_hash, epilogue_insn_hash): New.
13074 (free_after_compilation): Adjust freeing accordingly.
13075 (record_insns): Create hash table if needed; push insns into
13076 hash instead of array.
13077 (maybe_copy_epilogue_insn): New.
13078 (contains): Search hash table instead of array.
13079 (sibcall_epilogue_contains): Remove.
13080 (thread_prologue_and_epilogue_insns): Split eh_return insns
13081 and mark them as epilogues.
13082 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
13083 scanning in terms of basic blocks.
13084 * insn-notes.def (CFA_RESTORE_STATE): New.
13085 * jump.c (returnjump_p_1): Accept EH_RETURN.
13086 (eh_returnjump_p_1, eh_returnjump_p): New.
13087 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
13088 CFA_REGISTER, CFA_RESTORE): New.
13089 * rtl.def (EH_RETURN): New.
13090 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
13092 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
13093 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
13095 * config/i386/i386.c (gen_push): Update cfa state.
13096 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
13097 add a CFA_ADJUST_CFA note.
13098 (ix86_dwarf_handle_frame_unspec): Remove.
13099 (ix86_expand_prologue): Update cfa state.
13100 (ix86_emit_restore_reg_using_pop): New.
13101 (ix86_emit_restore_regs_using_pop): New.
13102 (ix86_emit_leave): New.
13103 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
13104 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
13105 * config/i386/i386.h (struct machine_cfa_state): New.
13106 (ix86_cfa_state): New.
13107 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
13108 (eh_return_internal): Merge from eh_return_<mode>,
13109 use eh_return rtx, split w/ epilogue.
13111 2009-05-29 Ian Lance Taylor <iant@google.com>
13113 * builtins.c (validate_gimple_arglist): Don't use va_arg with
13115 * calls.c (emit_library_call_value_1): Likewise.
13117 * c-typeck.c (c_build_va_arg): New function.
13118 * c-tree.h (c_build_va_arg): Declare.
13119 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
13120 instead of build_va_arg.
13122 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
13124 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
13125 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
13126 (ptr_difference_cost): Use affine combinations to compute it.
13127 (difference_cost): Likewise.
13128 (get_computation_cost_at): Compute more accurate cost for addresses
13129 if the ratio is a multiplier allowed in addresses.
13130 For non-addresses, consider that an additional offset or symbol is
13133 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13135 * config/i386/i386.c (ix86_decompose_address): Avoid useless
13136 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
13138 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
13139 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
13140 (prefix_rex): For UNIT_MMX don't imply the prefix by default
13142 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
13143 to 1 for TYPE_SSE{IADD1,CVT1}.
13144 (prefix_vex_imm8): Removed.
13145 (length_vex): Only pass 1 as second argument to
13146 ix86_attr_length_vex_default if prefix_extra is 0.
13147 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
13148 (length): For prefix vex computation use length_immediate
13149 attribute instead of prefix_vex_imm8.
13150 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
13151 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
13152 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
13153 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
13154 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
13155 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
13156 a space in between the operands.
13157 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
13158 if one operand is 0xff and the other one si, di, bp or sp.
13159 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
13160 other one si, di, bp or sp.
13161 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
13162 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
13163 type and mode attributes.
13164 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
13165 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
13166 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
13167 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
13168 prefix_data16 attribute iff MODE_DF.
13169 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
13170 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
13171 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
13172 constm128_operand in length_immediate computation.
13173 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
13174 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
13175 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
13176 length_immediate attribute to 1.
13177 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
13178 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
13179 for certain alternatives.
13180 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
13181 prefix_data16 attribute if MODE_V1DF.
13182 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
13183 length_immediate to 1.
13184 (set_got_rex64, set_rip_rex64): Remove length attribute, set
13185 length_address to 4, set mode attribute to MODE_DI.
13186 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
13187 (fxam<mode>2_i387): Set length attribute to 4.
13188 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
13189 *prefetch_3dnow_rex): Override length_address attribute.
13190 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
13192 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
13193 (constm128_operand): Removed.
13194 * config/i386/i386.c (memory_address_length): For
13195 disp && !index && !base in 64-bit mode account for SIB byte if
13196 print_operand_address can't optimize disp32 into disp32(%rip)
13197 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
13198 for fs: or gs: segment.
13199 (ix86_attr_length_immediate_default): When checking if shortform
13200 is possible, truncate immediate to the length of the non-shortened
13202 (ix86_attr_length_address_default): Ignore MEM_P operands
13204 (ix86_attr_length_vex_default): Only check for DImode on
13205 GENERAL_REG_P operands.
13206 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
13207 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
13208 (sse_cvttps2pi): Clear prefix_rep attribute.
13209 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
13211 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
13212 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
13213 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
13214 iff operand 2 is const_int_operand.
13215 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
13216 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
13217 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
13219 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
13221 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
13222 prefix_data16 attribute for movlpd and movhpd instructions.
13223 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
13224 length_immediate for shufpd instruction.
13225 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
13226 (avx_cmpp<avxmodesuffixf2c><mode>3,
13227 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
13228 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
13229 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
13230 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
13231 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
13232 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
13233 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
13234 prefix_data16 attribute for the first alternative to 1.
13235 (*avx_loadlps): Override length_immediate for the first alternative.
13236 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
13237 attributes for second alternative.
13238 (*vec_concatv2sf_sse4_1): Override length_immediate and
13239 prefix_data16 attributes for second alternative.
13240 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
13241 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
13242 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
13243 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
13244 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
13245 prefix_data16 and length_immediate to 1.
13246 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
13248 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
13249 prefix_extra attribute for variants that don't have 0f prefix alone.
13250 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
13251 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
13252 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
13253 *sse4_1_pextrd): Set length_immediate to 1.
13254 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
13255 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
13257 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
13258 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
13259 length_immediate to 1 for second alternative.
13260 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
13261 prefix_extra and length_immediate attributes for the first
13263 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
13265 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
13266 to 1 for the first and third alternative.
13267 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
13269 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
13271 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
13273 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
13274 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
13275 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
13276 *avx_psign<mode>3): Set prefix_extra attribute to 1.
13277 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
13278 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
13279 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
13280 ssse3_psign<mode>3): Override prefix_rex attribute.
13281 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
13282 (ssse3_palignrti): Override length_immediate to 1.
13283 (ssse3_palignrdi): Override length_immediate to 1, override
13284 prefix_rex attribute.
13285 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
13286 (sse4a_extrqi): Override length_immediate to 2.
13287 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
13288 (sse4a_insertq): Override prefix_data16 to 0.
13289 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
13290 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
13291 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
13292 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
13293 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
13294 and length_immediate to 1.
13295 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
13296 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
13297 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
13298 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
13299 and length_immediate to 1.
13300 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
13301 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
13302 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
13303 avx_ptest256): Override prefix_extra to 1.
13304 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
13305 Override prefix_data16 and length_immediate to 1.
13306 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
13307 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
13308 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
13309 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
13310 prefix_data16 to 0 and prefix_extra to 2.
13311 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
13312 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
13314 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
13315 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
13316 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
13317 and prefix_extra to 2.
13318 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
13319 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
13320 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
13321 avx_vpermilvar<mode>3,
13322 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
13323 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
13324 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
13325 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
13326 Override prefix_extra to 1.
13327 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
13328 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
13329 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
13330 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
13331 prefix_extra and length_immediate to 1.
13332 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
13334 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
13335 to 1 for the first alternative.
13336 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
13337 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
13339 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
13340 *movv2sf_internal_avx, *movv2sf_internal): Override
13341 prefix_rep attribute for certain alternatives.
13342 (*mov<mode>_internal): Override prefix_rep or prefix_data16
13343 attributes for certain alternatives.
13344 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
13345 attributes for certain alternatives.
13346 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
13347 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
13348 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
13349 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
13350 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
13351 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
13352 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
13353 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
13354 length_immediate to 1 if operand 2 is const_int_operand.
13355 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
13356 *vec_extractv2si_1): Set length_immediate attribute to 1.
13357 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
13358 using old 3DNOW insn rather than SSE/3DNOW_A.
13359 (mmx_emms, mmx_femms): Clear modrm attribute.
13361 2009-05-29 Martin Jambor <mjambor@suse.cz>
13363 * tree-sra.c: New implementation of SRA.
13365 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
13366 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
13367 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
13368 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
13369 (SRA_MAX_STRUCTURE_COUNT): Removed.
13370 (SRA_FIELD_STRUCTURE_RATIO): Removed.
13371 * doc/invoke.texi (sra-max-structure-size): Removed.
13372 (sra-field-structure-ratio): Removed.
13374 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13376 PR middle-end/40291
13377 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
13380 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
13382 PR rtl-optimization/40101
13383 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
13384 seqno. Adjust comment.
13385 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
13386 inserting bookkeeping before a jump, the jump is not scheduled.
13387 When no positive seqno found, provide a value. Add comment.
13389 2009-05-29 Richard Guenther <rguenther@suse.de>
13391 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
13392 short-cutting on the first component.
13394 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13396 PR middle-end/39958
13397 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
13398 for trees other than decls/types.
13400 2009-05-29 Richard Guenther <rguenther@suse.de>
13402 * tree-ssa-operands.c (get_expr_operands): Do not handle
13403 INDIRECT_REFs in the handled-component case. Remove
13404 unused get_ref_base_and_extent case.
13405 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
13406 tree_low_cst and host_integerp where possible.
13407 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
13408 codes for equivalence.
13409 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
13411 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
13413 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
13414 to tmake_file for i[34567]86-*-cygwin*.
13416 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13419 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
13420 (altivec_categorize_keyword, init_vector_keywords,
13421 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
13424 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
13426 * tree.c (handle_dll_attribute): Check if node is
13427 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
13429 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
13431 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
13433 (thumb2_zero_extendqidi2): Likewise.
13435 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
13437 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
13438 instead of gen_movrt.
13439 * config/sh/sh.md (movrt): Remove.
13441 2009-05-28 Steve Ellcey <sje@cup.hp.com>
13443 * doc/invoke.texi (IA-64 Options):
13444 Add -msdata, -mfused-madd, -mno-inline-float-divide,
13445 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
13446 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
13447 -msched-prefer-non-control-spec-insns,
13448 -msched-stop-bits-after-every-cycle,
13449 -msched-count-spec-in-critical-path,
13450 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
13451 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
13452 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
13453 and -msched-spec-verbose.
13455 2009-05-28 Joseph Myers <joseph@codesourcery.com>
13457 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
13458 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
13460 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
13462 2009-05-28 Richard Guenther <rguenther@suse.de>
13464 * tree-ssa-alias.c (ao_ref_init): New function.
13465 (ao_ref_base): Likewise.
13466 (ao_ref_base_alias_set): Likewise.
13467 (ao_ref_alias_set): Likewise.
13468 (refs_may_alias_p_1): Change signature.
13469 (refs_may_alias_p): Adjust.
13470 (refs_anti_dependent_p): Likewise.
13471 (refs_output_dependent_p): Likewise.
13472 (call_may_clobber_ref_p_1): Change signature.
13473 (call_may_clobber_ref_p): Adjust.
13474 (stmt_may_clobber_ref_p_1): New function split out from ...
13475 (stmt_may_clobber_ref_p): ... here.
13476 (maybe_skip_until): Adjust signature.
13477 (get_continuation_for_phi): Likewise.
13478 (walk_non_aliased_vuses): Likewise.
13479 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
13480 (ao_ref_init): Declare.
13481 (ao_ref_base): Likewise.
13482 (ao_ref_alias_set): Likewise.
13483 (stmt_may_clobber_ref_p_1): Likewise.
13484 (walk_non_aliased_vuses): Adjust.
13485 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
13486 (get_ref_from_reference_ops): remove.
13487 (vn_reference_lookup_2): Adjust signature.
13488 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
13489 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
13490 (vn_reference_lookup): Adjust.
13491 (vn_reference_insert): Likewise.
13492 (vn_reference_insert_pieces): Adjust signature.
13493 (visit_reference_op_call): Adjust.
13494 * tree-ssa-pre.c (get_expr_type): Simplify.
13495 (phi_translate_1): Adjust.
13496 (compute_avail): Likewise.
13497 (translate_vuse_through_block): Do not re-build trees.
13498 (value_dies_in_block_x): Likewise.
13499 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
13501 (vn_reference_lookup_pieces): Adjust declaration.
13502 (vn_reference_insert_pieces): Likewise.
13504 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
13506 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
13507 with checking disabled.
13509 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
13513 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
13514 macro definition for support of three-operand format aligned
13515 .comm directive in assembler on cygwin/pe/mingw target OS.
13516 * configure: Regenerate.
13517 * config.h: Regenerate.
13519 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13520 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13521 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13523 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13524 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13526 2009-05-28 Ira Rosen <irar@il.ibm.com>
13528 PR tree-optimization/40254
13529 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13530 in analysis of basic blocks.
13532 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13534 PR middle-end/33699
13535 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13536 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13537 (TARGET_INITIALIZER): Use it.
13538 * cse.c (CHEAPER): Move it up to the other macros.
13539 (insert): Rename this ...
13540 (insert_with_costs): ... to this. Add cost parameters. Update
13542 (insert): New function. Call insert_with_costs.
13543 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13544 find_reg_offset_for_const, try_const_anchors): New functions.
13545 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13546 when using a const-anchor. Call insert_const_anchors.
13547 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13548 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13550 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13552 * tree-inline.c (remap_decls): Enable nonlocalized variables
13553 when not optimizing.
13555 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13557 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13558 Simplify other tests involving optimize.
13560 2009-05-27 Tom Tromey <tromey@redhat.com>
13562 * unwind-dw2.c (_Unwind_DebugHook): New function.
13563 (uw_install_context): Call _Unwind_DebugHook.
13565 2009-05-27 Tom Tromey <tromey@redhat.com>
13567 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13569 2009-05-27 Ian Lance Taylor <iant@google.com>
13571 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13572 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13573 (ALL_LINKERFLAGS): Define.
13574 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13575 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13576 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13577 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13578 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13579 $(LINKER_FOR_BUILD).
13580 (build/gcov-iov$(build_exeext)): Likewise.
13582 2009-05-27 Julian Brown <julian@codesourcery.com>
13584 * gcse.c (target.h): Include.
13585 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13586 copy of argument to a pseudo register.
13588 2009-05-27 Diego Novillo <dnovillo@google.com>
13590 * tree-ssa-live.c (dump_scope_block): Document arguments.
13591 (dump_scope_blocks): Document.
13592 (debug_scope_blocks): New.
13593 * tree-flow.h (debug_scope_blocks): Declare.
13595 2009-05-21 Denis Chertykov <denisc@overta.ru>
13597 * doc/contrib.texi (Contributors): Add myself to the list.
13599 2009-05-27 Olivier Hainque <hainque@adacore.com>
13601 * expr.c (target_align): New function. Alignment the TARGET of an
13602 assignment may be assume to have.
13603 (highest_pow2_factor_for_target): Use it instead of relying on
13604 immediate tree attributes of TARGET, not necessarily honored when
13605 intermediate bitfields are involved.
13607 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13610 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13611 AVX, SSE4, AES, PCLMUL and POPCNT.
13613 2009-05-27 Diego Novillo <dnovillo@google.com>
13615 * tree-pretty-print.c (dump_location): New.
13616 (dump_generic_node): Call it.
13617 Factor code to handle BLOCK nodes ...
13618 (dump_block_node): ... here.
13620 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13622 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13624 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13626 * gcc-plugin.h: Include config.h and system.h.
13627 (IN_GCC): Define if not defined.
13629 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13631 PR middle-end/40249
13632 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13635 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13637 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13639 * config/m32r/m32r.h: Ditto.
13640 * config/m32r/m32r.md: Ditto.
13641 * config/m32r/predicates.md: Ditto.
13643 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13645 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13647 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13650 (Loading plugins): typo.
13651 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13652 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13653 (Interacting with the GCC Garbage Collector): Added new section.
13654 (Giving information about a plugin): Added new section for
13656 * ggc.h (ggc_register_root_tab): Added declaration.
13657 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13658 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13659 (register_callback): Improved comment in declaration.
13660 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13661 (extra_root_vec) Added static variable for dynamic roots registration.
13662 (ggc_register_root_tab) Added new routine.
13663 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13664 PLUGIN_GGC_MARKING event.
13665 * ggc-zone.c: Include plugin.h.
13666 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13667 * ggc-page.c: Include plugin.h.
13668 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13669 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13670 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13671 (register_callback): check lack of callbacks for
13672 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13673 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13674 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13675 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13676 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13677 dependency on plugin.h.
13678 (plugin.o): Added dependency on ggc.h...
13680 2009-05-26 Richard Guenther <rguenther@suse.de>
13682 PR middle-end/40248
13684 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13685 with mismatched comparison modes.
13687 * expr.c (expand_expr_real_1): Expand the operand of a
13688 VIEW_CONVERT_EXPR in its natural mode.
13690 2009-05-26 Ian Lance Taylor <iant@google.com>
13692 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13693 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13694 (ALL_COMPILERFLAGS): Define.
13695 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13696 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13697 (collect2$(exeext), collect2.o): Likewise.
13698 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13699 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13700 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13701 (libbackend.o, intl.o, cppdefault.o): Likewise.
13702 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13703 (build/%.o): Use $(COMPILER_FOR_BUILD).
13704 (build/gen%$(build_exeext)): Likewise.
13705 (build/gcov-iov$(build_exeext)): LIkewise.
13706 * config/t-darwin (darwin.o): Use $(COMPILER).
13707 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13708 * config/t-sol2 (sol2-c.o): Likewise.
13709 (sol2.o): Likewise.
13710 * config/t-vxworks (vxworks.o): Likewise.
13711 * config/x-darwin (host-darwin.o): Likewise.
13712 * config/x-hpux (host-hpux.o): Likewise.
13713 * config/x-linux (host-linux.o): Likewise.
13714 * config/x-solaris (host-solaris.o): Likewise.
13715 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13716 * config/arm/t-arm (arm-c.o): Likewise.
13717 * config/arm/t-pe (pe.o): Likewise.
13718 * config/arm/t-wince-pe (pe.o): Likewise.
13719 * config/i386/t-cygming (winnt.o): Likewise.
13720 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13721 * config/i386/t-cygwin (cygwin1.o): Likewise.
13722 (cygwin2.o): Likewise.
13723 * config/i386/t-i386 (i386-c.o): Likewise.
13724 * config/i386/t-interix (winnt.o): Likewise.
13725 * config/i386/t-netware (netware.o): Likewise.
13726 * config/i386/t-nwld (nwld.o): Likewise.
13727 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13728 * config/i386/x-i386 (driver-i386.o): Likewise.
13729 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13730 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13731 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13732 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13733 * config/mips/x-native (driver-native.o): Likewise.
13734 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13735 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13736 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13737 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13738 * config/score/t-score-elf (score7.o): Likewise.
13739 (score3.o): Likewise.
13740 * config/sh/t-sh (sh-c.o): Likewise.
13741 * config/sh/t-symbian (sh-c.o): Likewise.
13742 (symbian.o): Likewise.
13743 * config/spu/t-spu-elf (spu-c.o): Likewise.
13744 * config/v850/t-v850 (v850-c.o): Likewise.
13745 * config/v850/t-v850e (v850-c.o): Likewise.
13747 2009-05-26 Richard Guenther <rguenther@suse.de>
13749 PR tree-optimization/40122
13750 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13751 VECTOR_CSTs if possible.
13752 (fold_gimple_assign): Likewise.
13754 2009-05-26 Richard Guenther <rguenther@suse.de>
13756 PR middle-end/40252
13757 * fold-const.c (fold_binary): Use the correct types for building
13760 2009-05-26 Richard Guenther <rguenther@suse.de>
13762 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13763 redundant calls to merge_alias_info.
13764 (bump_vector_ptr): Likewise.
13765 * tree-ssa-copy.c (merge_alias_info): Remove.
13766 (replace_exp_1): Remove call to merge_alias_info.
13767 (propagate_tree_value): Likewise.
13768 (fini_copy_prop): Propagate points-to info.
13769 * tree-flow.h (merge_alias_info): Remove.
13771 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13773 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13775 2009-05-25 Jan Hubicka <jh@suse.cz>
13777 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13778 * cgraph.h (struct inline_summary): New filed self_wize,
13779 size_inlining_benefit, self_time and time_inlining_benefit.
13780 (struct cgraph_global_info): Replace insns by time ans size fields.
13781 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13782 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13783 (ipcp_update_callgraph): Do not touch function bodies.
13784 * ipa-inline.c: Include except.h
13785 (MAX_TIME): New constant.
13786 (overall_insns): Remove.
13787 (leaf_node_p): New.
13788 (overall_size, max_benefit): New static variables.
13789 (cgraph_estimate_time_after_inlining): New function.
13790 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13791 (cgraph_clone_inlined_nodes): Update size.
13792 (cgraph_mark_inline_edge): Update size.
13793 (cgraph_estimate_growth): Use size info.
13794 (cgraph_check_inline_limits): Check size.
13795 (cgraph_default_inline_p): Likewise.
13796 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13797 (cgraph_decide_recursive_inlining): Check size.
13798 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13800 (cgraph_decide_inlining): Likewise.
13801 (cgraph_decide_inlining_incrementally): Likewise; honor
13802 PARAM_EARLY_INLINING_INSNS.
13803 (likely_eliminated_by_inlining_p): New predicate.
13804 (estimate_function_body_sizes): New function.
13805 (compute_inline_parameters): Use it.
13806 * except.c (must_not_throw_labels): New function.
13807 * except.h (must_not_throw_labels): Declare.
13808 * tree-inline.c (init_inline_once): Kill inlining_weigths
13809 * tree-ssa-structalias.c: Avoid uninitialized warning.
13810 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13811 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13812 (PARAM_INLINE_CALL_COST): Remove.
13813 (PARAM_EARLY_INLINING_INSNS): New.
13815 2009-05-25 Richard Guenther <rguenther@suse.de>
13817 PR tree-optimization/36327
13818 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13819 callback for reference translation or lookup at the point of may-defs.
13820 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13821 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13822 for union COMPONENT_REFs.
13823 (vn_reference_lookup_3): New callback. Lookup from memset
13824 and CONSTRUCTOR assignment, translate through struct copies.
13825 (vn_reference_lookup_pieces): Make sure to not free the
13826 passed operands array. Adjust walk_non_aliased_vuses call.
13827 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13828 make sure we do not leak memory.
13830 2009-05-25 Richard Guenther <rguenther@suse.de>
13832 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13833 * tree-inline.c (expand_call_inline): Reset the escaped and
13834 callused solutions.
13835 * tree-ssa-structalias.c (pass_build_ealias): New.
13836 * tree-pass.h (pass_build_ealias): Declare.
13837 * passes.c (init_optimization_passes): Add PTA during
13838 early optimizations.
13839 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13840 and CALLUSED solutions.
13841 (dump_points_to_solution): New function, split out from ...
13842 (dump_points_to_info_for): ... here.
13843 * tree-parloops.c (parallelize_loops): Reset the escaped and
13844 callused solutions.
13846 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13849 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13850 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13852 2009-05-25 Ira Rosen <irar@il.ibm.com>
13854 PR tree-optimization/40238
13855 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13856 statements after basic block's labels.
13857 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13858 to free the allocated memory.
13860 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13862 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13863 return address with a USE.
13865 2009-05-24 Richard Guenther <rguenther@suse.de>
13867 PR middle-end/40233
13868 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13869 array type from the main variant of the inner type.
13871 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13873 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13874 definition to bool (from int) to un-break build.
13875 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13877 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13879 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13880 discard_stmt_changes): Delete.
13881 * tree-ssa-operands.c (scb_stack): Delete.
13882 (init_ssa_operands): Do not initialize it.
13883 (fini_ssa_operands): Do not free it.
13884 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13886 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13887 update_stmt, remove the others. Fix comments.
13888 * tree-dfa.c (optimize_stack_restore): Likewise.
13889 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13890 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13891 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13892 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13894 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13895 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13896 (dom_opt_finalize_block): Likewise, adjusting access to
13898 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13899 (stmts_to_rescan): Change item type to gimple.
13900 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13902 2009-05-24 Ira Rosen <irar@il.ibm.com>
13904 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13905 * tree-pass.h (pass_slp_vectorize): New pass.
13906 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13907 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13908 * tree-vectorizer.c (timevar.h): Include.
13909 (user_vect_verbosity_level): Declare.
13910 (vect_location): Fix comment.
13911 (vect_set_verbosity_level): Update user_vect_verbosity_level
13912 instead of vect_verbosity_level.
13913 (vect_set_dump_settings): Add an argument. Ignore user defined
13914 verbosity if dump flags require higher level of verbosity. Print to
13915 stderr only for loop vectorization.
13916 (vectorize_loops): Update call to vect_set_dump_settings.
13917 (execute_vect_slp): New function.
13918 (gate_vect_slp): Likewise.
13919 (struct gimple_opt_pass pass_slp_vectorize): New.
13920 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13921 access its members.
13922 (vec_info_for_bb): New function.
13923 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13924 (VECTORIZATION_ENABLED): New macro.
13925 (SLP_ENABLED, SLP_DISABLED): Likewise.
13926 (vect_is_simple_use): Add bb_vec_info argument.
13927 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13928 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13929 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13930 vect_schedule_slp, vect_analyze_slp): Likewise.
13931 (vect_analyze_stmt): Add slp_tree argument.
13932 (find_bb_location): Declare.
13933 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13934 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13935 (vect_analyze_loop_operations, vect_analyze_loop,
13936 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13937 vect_finalize_reduction, vectorizable_reduction,
13938 vectorizable_live_operation, vect_transform_loop): Likewise.
13939 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13940 skip evolution analysis if analyzing a basic block.
13941 (dr_analyze_indices): Likewise.
13942 (initialize_data_dependence_relation): Skip the test whether the
13943 object is invariant for basic blocks.
13944 (compute_all_dependences): Skip dependence analysis for data
13945 references in basic blocks.
13946 (find_data_references_in_stmt): Don't fail in case of invariant
13947 access in basic block.
13948 (find_data_references_in_bb): New function.
13949 (find_data_references_in_loop): Move code to
13950 find_data_references_in_bb and add a call to it.
13951 (compute_data_dependences_for_bb): New function.
13952 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13953 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13955 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13956 unknown dependence in basic block and fail in case of dependence in
13958 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13959 dependence instances from either loop or basic block vectorization
13961 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13962 before calling nested_in_vect_loop_p.
13963 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13964 dependence instances from either loop or basic block vectorization
13966 (vect_verify_datarefs_alignment): Likewise.
13967 (vect_enhance_data_refs_alignment): Adjust function calls.
13968 (vect_analyze_data_refs_alignment): Likewise.
13969 (vect_analyze_group_access): Fix printing. Skip different checks if
13970 DR_STEP is 0. Keep strided stores either in loop or basic block
13971 vectorization data structure. Fix indentation.
13972 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13974 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13975 dependence instances from either loop or basic block vectorization
13977 (vect_analyze_data_refs): Update comment. Call
13978 compute_data_dependences_for_bb to analyze basic blocks.
13979 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13980 case of loop vectorization. In case of basic block vectorization use
13981 data-ref itself as a base.
13982 (vect_create_data_ref_ptr): In case of basic block vectorization:
13983 don't advance the pointer, add new statements before the current
13984 statement. Adjust function calls.
13985 (vect_supportable_dr_alignment): Support only aligned accesses in
13986 basic block vectorization.
13987 * common.opt (ftree-slp-vectorize): New flag.
13988 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13989 (vect_pattern_recog_1): Likewise.
13990 * tree-vect-stmts.c (process_use): Likewise.
13991 (vect_init_vector): Add new statements in the beginning of the basic
13992 block in case of basic block SLP.
13993 (vect_get_vec_def_for_operand): Adjust function calls.
13994 (vect_finish_stmt_generation): Likewise.
13995 (vectorizable_call): Add assert that it is loop vectorization, adjust
13997 (vectorizable_conversion, vectorizable_assignment): Likewise.
13998 (vectorizable_operation): In case of basic block SLP, take
13999 vectorization factor from statement's type and skip the relevance
14000 check. Adjust function calls.
14001 (vectorizable_type_demotion): Add assert that it is loop
14002 vectorization, adjust function calls.
14003 (vectorizable_type_promotion): Likewise.
14004 (vectorizable_store): Check for outer loop only in case of loop
14005 vectorization. Adjust function calls. For basic blocks, skip the
14006 relevance check and don't advance pointers.
14007 (vectorizable_load): Likewise.
14008 (vectorizable_condition): Add assert that it is loop vectorization,
14009 adjust function calls.
14010 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
14011 that it is not reduction, get vector type, call only supported
14012 functions, skip loop specific parts.
14013 (vect_transform_stmt): Check for outer loop only in case of loop
14015 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
14016 (vect_is_simple_use): Fix comment, add new argument, fix conditions
14017 for external definition.
14018 * passes.c (pass_slp_vectorize): New pass.
14019 * tree-vect-slp.c (find_bb_location): New function.
14020 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
14021 check for patterns only in loops.
14022 (vect_build_slp_tree): Add argument, adjust function calls, fail in
14023 case of multiple types in basic block SLP.
14024 (vect_mark_slp_stmts_relevant): New function.
14025 (vect_supported_load_permutation_p): Fix comment.
14026 (vect_analyze_slp_instance): Add argument. In case of basic block
14027 SLP, take vectorization factor from statement's type, check that
14028 unrolling factor is 1. Adjust function call. Save SLP instance in
14029 either loop or basic block vectorization structure. Return FALSE,
14031 (vect_analyze_slp): Add argument. Get strided stores groups from
14032 either loop or basic block vectorization structure. Return FALSE
14033 if basic block SLP failed.
14034 (new_bb_vec_info): New function.
14035 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
14036 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
14037 (vect_schedule_slp): Add argument. Get SLP instances from either
14038 loop or basic block vectorization structure. Set vectorization factor
14039 to be 1 for basic block SLP.
14040 (vect_slp_transform_bb): New function.
14041 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
14043 2009-05-23 Mark Mitchell <mark@codesourcery.com>
14045 * final.c (shorten_branches): Do not align labels for jump tables.
14046 (final_scan_insn): Use JUMP_TABLE_DATA_P.
14048 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
14050 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
14051 Remove outdated reference to flow.c and fix nits.
14052 * doc/gccint.texi: Tweak RTL description.
14053 * doc/rtl.texi: Likewise.
14055 2009-05-23 Denis Chertykov <chertykov@gmail.com>
14057 * config/avr/avr.c: Change my email address.
14058 * config/avr/avr.h: Likewise.
14059 * config/avr/avr.md: Likewise.
14060 * config/avr/avr-protos.h: Likewise.
14061 * config/avr/libgcc.S: Likewise.
14063 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
14065 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
14066 (spu_split_load, spu_split_store): Change return type to int.
14067 (spu_split_convert): Declare.
14068 * config/spu/predicates.md (spu_mem_operand): Remove.
14069 (spu_mov_operand): Update.
14070 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
14071 * config/spu/spu.c (regno_aligned_for_load): Remove.
14072 (reg_aligned_for_addr, spu_expand_load): Define.
14073 (spu_expand_extv): Reimplement and handle MEM.
14074 (spu_expand_insv): Handle MEM.
14075 (spu_sched_reorder): Handle insn's with length 0.
14076 (spu_legitimate_address_p): Reimplement.
14077 (store_with_one_insn_p): Return TRUE for any mode with size
14078 larger than 16 bytes.
14079 (address_needs_split): Define.
14080 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
14082 (spu_convert_move): Define.
14083 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
14084 (spu_split_store): Change all MEM's to TImode.
14085 (spu_init_expanders): Preallocate registers that correspond to
14086 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
14088 (spu_split_convert): Define.
14089 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
14090 (_move<mode>, _movdi, _movti): Update predicate and condition.
14091 (load, store): Change to define_split.
14092 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
14094 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
14095 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
14096 define_insn_and_split of lshr<mode>3.
14097 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
14098 (<v>ashr<mode>3_imm): Define.
14099 (extv, extzv, insv): Allow MEM operands.
14100 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
14101 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
14102 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
14103 (_spu_convert2): Change to define_insn_and_split and remove the
14104 corresponding define_peephole2.
14105 (stack_protect_set, stack_protect_test, stack_protect_test_si):
14106 Change predicates to memory_operand.
14108 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14110 * config/arm/thumb2.md: Add 16-bit multiply instructions.
14112 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14114 PR tree-optimization/40219
14115 * tree.c (iterative_hash_expr): Make sure the builtin function is
14116 a normal builtin function and not a front end or back end builtin
14117 before indexing into the built_in_decls array.
14119 2009-05-22 Richard Guenther <rguenther@suse.de>
14121 PR middle-end/38964
14122 * alias.c (write_dependence_p): Do not use TBAA for answering
14123 anti-dependence or output-dependence.
14124 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
14125 (emit_pointer_definition): Remove.
14126 (emit_alias_warning): Likewise.
14127 (find_what_var_points_to): Remove TBAA pruning code.
14128 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
14130 (compute_points_to_sets): Remove code computing the set of
14131 dereferenced pointers.
14132 * tree-data-ref.c (dr_may_alias_p): Properly use the split
14133 oracle for querying anti and output dependencies.
14134 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
14135 if TBAA may be applied.
14136 (refs_anti_dependent_p): New function.
14137 (refs_output_dependent_p): Likewise.
14138 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
14139 (refs_output_dependent_p): Likewise.
14140 * doc/tree-ssa.texi (Memory model): New section.
14141 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14142 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14143 * cfgexpand.c (expand_gimple_basic_block): Do not handle
14144 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
14145 * expr.c (expand_expr_real_1): Likewise.
14146 * gimple-low.c (lower_stmt): Likewise.
14147 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
14148 (dump_gimple_cdt): Remove.
14149 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14150 (gimple_size): Likewise.
14151 (walk_gimple_op): Likewise.
14152 (is_gimple_stmt): Likewise.
14153 (walk_stmt_load_store_addr_ops): Likewise.
14154 (gimple_build_cdt): Remove.
14155 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14156 * gimple.h (gimple_cdt_new_type): Remove.
14157 (gimple_cdt_new_type_ptr): Likewise.
14158 (gimple_cdt_set_new_type): Likewise.
14159 (gimple_cdt_location): Likewise.
14160 (gimple_cdt_location_ptr): Likewise.
14161 (gimple_cdt_set_location): Likewise.
14162 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14163 * tree-cfg.c (remove_useless_stmts_1): Do not handle
14164 GIMPLE_CHANGE_DYNAMIC_TYPE.
14165 (verify_types_in_gimple_stmt): Likewise.
14166 * tree-inline.c (estimate_num_insns): Likewise.
14167 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
14168 (copy_decl_to_var): Likewise.
14169 (copy_result_decl_to_var): Likewise.
14170 * tree-pretty-print.c (dump_generic_node): Do not handle
14171 CHANGE_DYNAMIC_TYPE_EXPR.
14172 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14173 * tree-ssa-operands.c (get_expr_operands): Likewise.
14174 * tree-ssa-structalias.c (struct variable_info): Remove
14175 no_tbaa_pruning member.
14176 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
14177 (unify_nodes): Do not copy it.
14178 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14179 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
14180 (set_uids_in_ptset): Do not check it.
14181 (find_what_var_points_to): Likewise.
14182 (compute_tbaa_pruning): Remove.
14183 (compute_points_to_sets): Do not call it.
14184 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14185 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14186 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
14187 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
14188 (DECL_NO_TBAA_P): Likewise.
14189 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
14190 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
14191 (expand_omp_atomic_pipeline): Do not set it.
14192 * print-tree.c (print_node): Do not dump it.
14193 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14196 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
14199 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
14202 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14204 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
14207 2009-05-22 Ben Elliston <bje@au.ibm.com>
14209 * Makefile.in (bversion.h, s-bversion): New targets.
14210 (TOPLEV_H): Add bversion.h.
14211 * toplev.h: Include "bversion.h".
14212 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
14213 the __format__ attribute only if compiling with the same version
14214 of GCC as the sources (the "build version").
14216 2009-05-22 Ben Elliston <bje@au.ibm.com>
14218 * c-format.c (handle_format_attribute): Fix comment typo.
14220 2009-05-21 Steve Ellcey <sje@cup.hp.com>
14223 * config/ia64/ia64.opt (mfused-madd): New.
14224 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
14225 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
14226 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
14227 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
14228 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
14229 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
14230 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
14231 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
14232 instruction if !TARGET_FUSED_MADD.
14233 (fpma, fpms): Remove colon from name.
14235 2009-05-22 Richard Guenther <rguenther@suse.de>
14237 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
14238 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
14239 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
14241 (create_expression_by_pieces): Only convert if necessary.
14242 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
14243 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
14245 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
14247 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
14248 regular pattern from a template and rename it ...
14249 (*extzv_truncsi_exts): ... to this.
14251 2009-05-21 Richard Guenther <rguenther@suse.de>
14253 * cgraph.h (struct cgraph_node): Remove inline_decl member.
14254 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
14255 (cgraph_default_inline_p): Likewise.
14256 (cgraph_decide_inlining_incrementally): Likewise.
14258 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
14259 Uros Bizjak <ubizjak@gmail.com>
14261 * config/i386/cpuid.h (bit_MOVBE): New.
14263 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
14265 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
14266 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
14267 (ix86_handle_option): Handle OPT_mmovbe.
14268 (ix86_target_string): Add -mmovbe.
14269 (pta_flags): Add PTA_MOVBE.
14270 (processor_alias_table): Add PTA_MOVBE to "atom".
14271 (override_options): Handle PTA_MOVBE.
14273 * config/i386/i386.h (TARGET_MOVBE): New.
14275 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
14276 (*bswapsi_movbe): New.
14277 (*bswapdi_movbe): Likewise.
14278 (bswapdi2): Renamed to ...
14279 (*bswapdi_1): This.
14280 (bswapdi2): New expander.
14282 * config/i386/i386.opt (mmovbe): New.
14284 * doc/invoke.texi: Document -mmovbe.
14286 2009-05-21 Taras Glek <tglek@mozilla.com>
14288 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
14289 * gcc-plugin.h (plugin_init): Updated signature.
14290 * gcc-plugin.h (plugin_name_args): Moved to this header.
14291 * doc/plugins.texi (plugin_init): Updated documention to reflect
14293 * doc/plugins.texi (plugin_name_args): Added to documention.
14295 2009-05-21 Mark Mitchell <mark@codesourcery.com>
14297 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
14298 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
14300 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
14302 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
14303 JUMP_TABLE_DATA_P predicates where applicable.
14304 * config/i386/predicates.md: Ditto.
14305 * config/i386/sse.md: Ditto.
14307 2009-05-21 Jakub Jelinek <jakub@redhat.com>
14309 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
14310 operand2 -128 override length_immediate attribute to 1.
14311 * config/i386/predicates.md (constm128_operand): New predicate.
14313 * config/i386/i386.c (memory_address_length): Handle %r12
14314 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
14316 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
14317 mode look through optional ZERO_EXTEND and SUBREG.
14318 * config/i386/i386.md (R12_REG): New define_constant.
14319 (prefix_data16): For sse unit set also for MODE_TI insns.
14320 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
14321 insns set if operand 1 is ext_QIreg_operand.
14322 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
14323 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
14325 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
14326 mode from MODE_DI to MODE_SI.
14327 (movdi_1_rex64): Override modrm and length_immediate attributes
14328 only for movabs (TYPE_IMOV, alternative 2).
14329 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
14330 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
14331 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
14332 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
14333 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
14334 prefix_rex attribute if DImode.
14335 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
14336 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
14337 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
14338 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
14339 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
14340 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
14341 Likewise. For TYPE_IMOV clear length_immediate attribute.
14342 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
14343 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
14344 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
14345 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
14346 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
14347 or one operand TYPE_ISHIFT.
14348 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
14349 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
14350 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
14351 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
14352 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
14353 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
14354 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
14355 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
14356 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
14357 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
14358 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
14359 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
14360 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
14361 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
14362 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
14363 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
14364 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
14365 set mode attribute, don't override length attribute.
14366 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
14368 (return_internal_long): Set length attribute to 2 instead of 1.
14369 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
14370 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
14371 prefix_rex attribute.
14372 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
14374 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
14376 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14378 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
14380 2009-05-20 Ian Lance Taylor <iant@google.com>
14382 * tree.c (build_tree_list_vec_stat): New function.
14383 (ctor_to_vec): New function.
14384 (build_nt_call_vec): New function.
14385 (build_call_array): Change args to be a const pointer.
14386 (build_call_vec): New function.
14387 * tree.h (build_nt_call_vec): Declare.
14388 (build_tree_list_vec_stat): Declare.
14389 (build_tree_list_vec): Define.
14390 (build_call_array): Update declaration.
14391 (build_call_vec): Declare.
14392 (ctor_to_vec): Declare.
14393 * c-common.c (tree_vector_cache): New static variable.
14394 (make_tree_vector): New function.
14395 (release_tree_vector): New function.
14396 (make_tree_vector_single): New function.
14397 (make_tree_vector_copy): New function.
14398 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
14399 (make_tree_vector_single, make_tree_vector_copy): Declare.
14400 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
14401 (c_parser_expr_list): Don't manage cache here, instead call
14403 (c_parser_release_expr_list): Remove static function.
14404 (c_parser_vec_to_tree_list): Remove static function.
14405 (c_parser_attributes): Call build_tree_list_vec instead of
14406 c_parser_vec_to_tree_list. Call release_tree_vector instead of
14407 c_parser_release_expr_list.
14408 (c_parser_postfix_expression_after_primary): Likewise.
14409 (c_parser_objc_keywordexpr): Likewise.
14411 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
14413 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
14414 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
14415 TARGET_CONVERT_TO_TYPE.
14416 * hooks.c (hook_tree_const_tree_null): Define.
14417 * hooks.h (hook_tree_const_tree_null): Declare.
14418 * target.h (struct gcc_target): Add invalid_parameter_type,
14419 invalid_return_type, promoted_type, and convert_to_type fields.
14420 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
14421 (TARGET_INVALID_RETURN_TYPE): Define.
14422 (TARGET_PROMOTED_TYPE): Define.
14423 (TARGET_CONVERT_TO_TYPE): Define.
14424 (TARGET_INITIALIZER): Update for new fields.
14425 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
14426 (grokparms): Check targetm.invalid_parameter_type.
14427 * c-typeck.c (default_conversion): Check targetm.promoted_type.
14428 * c-convert.c (convert): Check targetm.convert_to_type.
14430 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
14432 * config/mips/mips.md (*extenddi_truncate<mode>,
14433 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
14435 (*extendhi_truncateqi): New define_insn_and_sptit.
14437 2009-05-20 Jakub Jelinek <jakub@redhat.com>
14439 PR middle-end/40204
14440 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
14441 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
14443 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
14445 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
14446 the operand of VIEW_CONVERT_EXPR.
14448 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
14450 * config/i386/driver-i386.c (host_detect_local_cpu): Check
14451 extended family and model for Intel processors. Support Intel Atom.
14453 2009-05-20 Olivier Hainque <hainque@adacore.com>
14455 * gstab.h (stab_code_type): Define, to be used instead of the
14456 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
14458 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
14459 occurrences by stab_code_type.
14460 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
14462 2009-05-20 Martin Jambor <mjambor@suse.cz>
14464 * tree-flow.h (insert_edge_copies_seq): Undeclare.
14465 (sra_insert_before): Likewise.
14466 (sra_insert_after): Likewise.
14467 (sra_init_cache): Likewise.
14468 (sra_type_can_be_decomposed_p): Likewise.
14469 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
14470 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
14471 (sra_insert_before): Likewise.
14472 (sra_insert_after): Likewise.
14473 (sra_init_cache): Likewise.
14474 (insert_edge_copies_seq): Made static and moved upwards.
14476 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
14479 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
14481 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
14482 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
14485 2009-05-20 Richard Guenther <rguenther@suse.de>
14487 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14488 with mismatched comparison modes.
14490 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14492 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
14493 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
14494 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
14495 with shifts for Thumb2.
14496 (orsi_notsi): New for orn.
14497 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
14498 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
14499 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
14500 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
14501 Don't invert remainder for IOR.
14503 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
14505 PR tree-optimization/40087
14506 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
14507 number_of_iterations_ne): Rename never_infinite argument.
14508 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
14509 number_of_iterations_le): Handle pointer-type ivs when
14510 exit_must_be_taken is false.
14511 (number_of_iterations_cond): Do not always assume that
14512 exit_must_be_taken if the control variable is a pointer.
14514 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14516 * c-typeck.c (build_binary_op): Allow % on integal vectors.
14517 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14519 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14521 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14522 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14524 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14527 * c.opt (Wlogical-op): Disabled by default.
14528 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14530 * doc/invoke.texi (Wlogical-op): Likewise.
14532 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14534 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14536 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14537 Propagate the type of the first operand.
14538 <ASSERT_EXPR>: Simplify.
14539 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14540 Rewrite using the RHS code as discriminant.
14541 <NOP_EXPR>: Turn into CASE_CONVERT.
14542 <PLUS_EXPR>: Propagate the type of the first operand.
14544 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14546 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14547 (ia64_dconst_0_375): New.
14548 * config/ia64/ia64.c (ia64_override_options): Remove
14549 -minline-sqrt-min-latency warning.
14550 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14551 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14552 * config/ia64/ia64.md (*sqrt_approx): Remove.
14553 (sqrtsf2): Remove #if 0.
14554 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14555 (sqrtdf): Remove assert.
14556 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14557 (sqrtxf2): Remove #if 0.
14558 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14559 * div.md (sqrt_approx_rf): New.
14560 (sqrtsf2_internal_thr): New implementation.
14561 (sqrtsf2_internal_lat): New.
14562 (sqrtdf2_internal_thr: New implementation.
14563 (sqrtxf2_internal): New implementation.
14565 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14566 Hans-Peter Nilsson <hp@axis.com>
14568 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14569 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14570 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14571 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14572 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14573 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14574 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14575 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14576 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14577 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14578 * c-common.c: ...from here.
14580 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14582 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14584 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14586 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14588 2009-05-19 Ben Elliston <bje@au.ibm.com>
14590 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14591 assignments with memcpy calls.
14592 (add_fdes): Likewise.
14593 (binary_search_unencoded_fdes): Likewise.
14594 (linear_search_fdes): Eliminate type puns.
14596 2009-05-19 Richard Guenther <rguenther@suse.de>
14598 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14599 not falsely claim to have propagated into all uses.
14601 2009-05-19 Ben Elliston <bje@au.ibm.com>
14603 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14606 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14608 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14609 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14610 (TARGET_LEGITIMATE_ADDRESS_P): New.
14611 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14612 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14614 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14617 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14618 child of the containing namespace's DIE.
14620 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14622 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14623 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14624 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14627 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14630 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14631 gen_align with gen_pad.
14632 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14633 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14635 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14636 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14638 * config/i386/i386.md (align): Renamed to ...
14639 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14640 ASM_OUTPUT_MAX_SKIP_PAD.
14642 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14644 * config.gcc: Fix variable syntax.
14647 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14648 before calling exact_log2.
14649 (output_iorsi3): Likewise.
14650 (output_xorsi3): Likewise.
14652 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14654 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14655 for the none zero constant operand except for EQ and NE
14656 comprisons even when the first operand is R0.
14658 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14660 * config/s390/2064.md: Remove trailing whitespaces.
14661 * config/s390/2084.md: Likewise.
14662 * config/s390/constraints.md: Likewise.
14663 * config/s390/fixdfdi.h: Likewise.
14664 * config/s390/libgcc-glibc.ver: Likewise.
14665 * config/s390/s390-modes.def: Likewise.
14666 * config/s390/s390-protos.h: Likewise.
14667 * config/s390/s390.c: Likewise.
14668 * config/s390/s390.h: Likewise.
14669 * config/s390/s390.md: Likewise.
14670 * config/s390/tpf-unwind.h: Likewise.
14672 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14674 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14676 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14679 * configure.ac (m68k-*-*): Check if binutils support TLS.
14680 * configure: Regenerate.
14681 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14682 * config/m68k/constraints.md (Cu): New constraint.
14683 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14684 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14685 (movsi): Handle TLS symbols.
14686 (addsi3_5200): Handle XTLS symbols, indent.
14687 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14688 (m68k_tls_reference_p): Declare.
14689 (m68k_legitimize_address): Declare.
14690 (m68k_unwrap_symbol): Declare.
14691 * config/m68k/m68k.opt (mxtls): New option.
14692 * config/m68k/m68k.c (ggc.h): Include.
14693 (m68k_output_dwarf_dtprel): Implement hook.
14694 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14695 (m68k_expand_prologue): Load GOT pointer when function needs it.
14696 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14697 (m68k_legitimate_constant_address_p): Same.
14698 (m68k_decompose_address): Handle TLS references.
14699 (m68k_get_gp): New static function.
14700 (enum m68k_reloc): New contants.
14701 (TLS_RELOC_P): New macro.
14702 (m68k_wrap_symbol): New static function.
14703 (m68k_unwrap_symbol): New function.
14704 (m68k_final_prescan_insn_1): New static function.
14705 (m68k_final_prescan_insn): New function.
14706 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14708 (legitimize_pic_address): Handle TLS references..
14709 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14710 (m68k_libcall_value_in_a0_p)
14711 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14712 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14713 (m68k_legitimize_tls_address): Handle TLS references.
14714 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14716 (m68k_legitimize_address): Handle TLS symbols.
14717 (m68k_get_reloc_decoration): New static function.
14718 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14720 (m68k_output_dwarf_dtprel): Implement hook.
14721 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14722 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14723 m68k_call_* routines.
14724 (sched_attr_op_type): Handle TLS symbols.
14725 (gt-m68k.h): Include.
14726 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14727 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14729 2009-05-18 Martin Jambor <mjambor@suse.cz>
14731 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14732 (visit_store_addr_for_mod_analysis): New function.
14733 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14734 (determine_cst_member_ptr): Use gimple_assign_single_p.
14735 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14736 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14737 operands. Don't check number of operands of a NOP_EXPR.
14739 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14741 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14743 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14746 * c-common.c (warn_logical_operator): Don't warn if one of
14747 expression isn't always true or false.
14749 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14751 * config/i386/biarch32.h: New file.
14752 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14754 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14756 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14757 *zero_extend<mode>_truncqi): Merge these into ...
14758 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14759 Name the pattern following this as *zero_extendhi_truncqi.
14761 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14763 PR middle-end/39301
14764 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14765 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14766 (output_info): Make field HOST_WIDEST_INT.
14767 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14768 (dump_bitmat_statistics): Same.
14770 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14772 * config.gcc (use_gcc_stdint): Set to wrap.
14773 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14774 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14775 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14776 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14777 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14778 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14779 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14780 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14782 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14784 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14786 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14787 Move definitions earlier.
14788 (OPT_ARCH64, OPT_ARCH32): Define.
14789 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14792 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14795 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14798 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14800 * arm.md (movdi2): Copy non-reg values to DImode registers.
14802 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14805 * final.c (label_to_max_skip): New function.
14806 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14807 CODE_LABEL_NUMBER <= max_labelno.
14808 * output.h (label_to_max_skip): New prototype.
14809 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14810 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14811 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14812 Handle CODE_LABELs with >= 16 byte alignment or with
14813 max_skip == (1 << align) - 1.
14814 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14815 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14818 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14819 .p2align 3 if MAX_SKIP is smaller than 7.
14820 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14822 2009-05-15 Ian Lance Taylor <iant@google.com>
14824 * alias.c (struct alias_set_entry_d): Rename from struct
14825 alias_set_entry. Change all uses.
14826 * except.c (struct call_site_record_d): Rename from struct
14827 call_site_record. Change all uses.
14828 * except.h (struct eh_region_d): Rename from struct eh_region.
14830 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14832 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14833 ivtype_map_elt. Change all uses.
14834 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14836 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14837 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14839 (struct sese_d): Rename from struct sese. Change all uses.
14840 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14841 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14842 * optabs.h (struct optab_d): Rename from struct optab. Change all
14844 (struct convert_optab_d): Rename from struct convert_optab.
14846 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14847 ipa_opt_pass. Change all uses.
14848 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14851 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14852 defined as a typedef.
14853 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14856 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14859 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14861 (merge_ranges): Returns bool.
14862 * tree.h (make_range): .. to here.
14863 (build_range_check): Likewise.
14864 (merge_ranges): Likewise. Renamed from merge_ranges.
14865 * c-typeck.c (parser_build_binary_op): Update calls to
14866 warn_logical_operator.
14867 * c-common.c (warn_logical_operator): Add new warning.
14868 * c-common.h (warn_logical_operator): Update declaration.
14870 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14872 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14874 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14876 * doc/install.texi: Document MPC requirements, flags etc.
14878 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14879 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14880 Evaluate constant arguments.
14881 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14882 (fold_builtin_1): Likewise, also evaluate constant arguments.
14883 Remove superfluous break.
14884 (do_mpc_ckconv): New.
14885 * real.h: Include mpc.h.
14886 * toplev.c (print_version): Output MPC version info if available.
14888 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14890 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14892 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14894 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14897 2009-05-15 Jan Hubicka <jh@suse.cz>
14899 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14900 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14901 (try_inline): Fix return value.
14902 (cgraph_decide_inlining_incrementally): Honor new value.
14903 (cgraph_early_inlining): Handle indirect inlining.
14904 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14906 2009-05-15 Jan Hubicka <jh@suse.cz>
14908 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14909 * cgraphunit.c (cgraph_finalize_function): Set it.
14910 (cgraph_expand_function): Use it.
14912 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14914 * real.c (encode_ieee_half): Define.
14915 (decode_ieee_half): Define.
14916 (ieee_half_format): Define.
14917 (arm_half_format): Define.
14918 * real.h (ieee_half_format): Declare.
14919 (arm_half_format): Declare.
14921 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14923 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14924 swapped, and reversed optabs exist before trying to use them.
14926 2009-05-15 Paul Brook <paul@codesourcery.com>
14927 Sandra Loosemore <sandra@codesourcery.com>
14929 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14930 loads. Allow PRE_DEC.
14931 (output_move_neon): Handle PRE_DEC.
14932 (arm_print_operand): Add 'A' for neon structure loads.
14933 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14934 * config/arm/neon.md (neon_mov): Update comment.
14935 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14937 (Um): New constraint.
14939 2009-05-15 Jan Hubicka <jh@suse.cz>
14941 Revert the following patch until testsuite fallout is fixed:
14942 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14943 * cgraph.h (struct inline_summary): New filed self_wize,
14944 size_inlining_benefit, self_time and time_inlining_benefit.
14945 (struct cgraph_global_info): Replace insns by time ans size fields.
14946 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14947 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14948 (ipcp_update_callgraph): Do not touch function bodies.
14949 * ipa-inline.c: Include except.h
14950 (MAX_TIME): New constant.
14951 (overall_insns): Remove
14952 (overall_size, max_benefit): New static variables.
14953 (cgraph_estimate_time_after_inlining): New function.
14954 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14955 (cgraph_clone_inlined_nodes): Update size.
14956 (cgraph_mark_inline_edge): Update size.
14957 (cgraph_estimate_growth): Use size info.
14958 (cgraph_check_inline_limits): Check size.
14959 (cgraph_default_inline_p): Likewise.
14960 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14961 (cgraph_decide_recursive_inlining): Check size.
14962 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14964 (cgraph_decide_inlining): Likewise.
14965 (cgraph_decide_inlining_incrementally): Likewise; honor
14966 PARAM_EARLY_INLINING_INSNS.
14967 (likely_eliminated_by_inlining_p): New predicate.
14968 (estimate_function_body_sizes): New function.
14969 (compute_inline_parameters): Use it.
14970 * except.c (must_not_throw_labels): New function.
14971 * except.h (must_not_throw_labels): Declare.
14972 * tree-inline.c (init_inline_once): Kill inlining_weigths
14973 * tree-ssa-structalias.c: Avoid uninitialized warning.
14974 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14975 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14976 (PARAM_INLINE_CALL_COST): Remove.
14977 (PARAM_EARLY_INLINING_INSNS): New.
14979 2009-05-15 Richard Guenther <rguenther@suse.de>
14981 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14982 not TODO_update_ssa.
14984 2009-05-15 Richard Guenther <rguenther@suse.de>
14986 PR tree-optimization/39999
14987 * gimple.h (gimple_expr_type): Use the expression type looking
14988 through useless conversions.
14989 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14990 (vn_nary_op_insert_stmt): Likewise.
14991 (simplify_binary_expression): Likewise.
14993 2009-05-15 Richard Guenther <rguenther@suse.de>
14995 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14996 New options, enabled by default.
14997 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14999 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
15000 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
15001 * tree-ssa-structalias.c (gate_tree_pta): New function.
15002 (pass_build_alias): Use it.
15004 2009-05-15 Joseph Myers <joseph@codesourcery.com>
15006 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
15007 recurse on an invariant address if a conversion from a pointer
15008 type to a wider integer type is involved.
15010 2009-05-15 Jan Hubicka <jh@suse.cz>
15012 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15013 * cgraph.h (struct inline_summary): New filed self_wize,
15014 size_inlining_benefit, self_time and time_inlining_benefit.
15015 (struct cgraph_global_info): Replace insns by time ans size fields.
15016 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15017 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15018 (ipcp_update_callgraph): Do not touch function bodies.
15019 * ipa-inline.c: Include except.h
15020 (MAX_TIME): New constant.
15021 (overall_insns): Remove
15022 (overall_size, max_benefit): New static variables.
15023 (cgraph_estimate_time_after_inlining): New function.
15024 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15025 (cgraph_clone_inlined_nodes): Update size.
15026 (cgraph_mark_inline_edge): Update size.
15027 (cgraph_estimate_growth): Use size info.
15028 (cgraph_check_inline_limits): Check size.
15029 (cgraph_default_inline_p): Likewise.
15030 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15031 (cgraph_decide_recursive_inlining): Check size.
15032 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15034 (cgraph_decide_inlining): Likewise.
15035 (cgraph_decide_inlining_incrementally): Likewise; honor
15036 PARAM_EARLY_INLINING_INSNS.
15037 (likely_eliminated_by_inlining_p): New predicate.
15038 (estimate_function_body_sizes): New function.
15039 (compute_inline_parameters): Use it.
15040 * except.c (must_not_throw_labels): New function.
15041 * except.h (must_not_throw_labels): Declare.
15042 * tree-inline.c (init_inline_once): Kill inlining_weigths
15043 * tree-ssa-structalias.c: Avoid uninitialized warning.
15044 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15045 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15046 (PARAM_INLINE_CALL_COST): Remove.
15047 (PARAM_EARLY_INLINING_INSNS): New.
15048 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
15049 (inline-call-cost): Remove.
15050 (early-inlining-insns): New.
15052 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
15054 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
15056 (print_int_cst_bounds_in_octal_p): Likewise.
15057 (dbxout_type): Adjust calls to above functions. Be prepared to deal
15059 * dwarf2out.c (base_type_die): Likewise.
15060 (is_subrange_type): Delete.
15061 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
15062 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
15063 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
15064 if the destination type is boolean.
15065 (build_range_check): Do not special-case subtypes.
15066 (fold_sign_changed_comparison): Likewise.
15067 (fold_unary): Likewise.
15068 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
15069 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
15070 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
15071 * tree.c (subrange_type_for_debug_p): New predicate based on the
15072 former is_subrange_type.
15073 * tree.h (subrange_type_for_debug_p): Declare.
15074 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
15075 (convert_affine_scev): Remove call to above function.
15076 (chrec_convert_aggressive): Likewise.
15077 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
15078 false for conversions involving subtypes.
15079 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
15080 (vrp_val_min): Likewise.
15081 (needs_overflow_infinity): Likewise.
15082 (extract_range_from_unary_expr): Likewise.
15084 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
15086 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15087 * config/frv/frv.c: Likewise.
15088 * config/s390/s390.c: Likewise.
15089 * config/sparc/sparc.h: Likewise.
15090 * config/i386/i386.h: Likewise.
15091 * config/i386/i386.c: Likewise.
15092 * config/crx/crx.c: Likewise.
15093 * config/m68hc11/m68hc11.h: Likewise.
15094 * config/iq2000/iq2000.c: Likewise.
15095 * config/mn10300/mn10300.h: Likewise.
15096 * config/mn10300/mn10300.c: Likewise.
15097 * config/m68k/m68k.c: Likewise.
15098 * config/rs6000/rs6000.c: Likewise.
15099 * config/rs6000/xcoff.h: Likewise.
15100 * config/rs6000/linux64.h: Likewise.
15101 * config/rs6000/sysv4.h: Likewise.
15102 * config/score/score3.c: Likewise.
15103 * config/score/score7.c: Likewise.
15104 * config/score/score.c: Likewise.
15105 * config/arm/arm.md: Likewise.
15106 * config/mips/mips.c: Likewise.
15107 * config/mips/mips.md: Likewise.
15108 * config/bfin/bfin.h: Likewise.
15109 * config/pa/pa.c: Likewise.
15110 * config/pa/constraints.md: Likewise.
15112 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
15113 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
15114 * config/pdp11/pdp11.h: Use memory_address_p instead.
15116 2009-05-14 Ian Lance Taylor <iant@google.com>
15118 * passes.c (finish_optimization_passes): Change i to int.
15119 * plugin.c (plugins_active_p): Change event to int.
15120 (dump_active_plugins): Likewise.
15121 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
15123 * tree.c (tree_range_check_failed): Change c to unsigned int.
15124 (omp_clause_range_check_failed): Likewise.
15125 (build_common_builtin_nodes): Change mode to int. Add cast.
15126 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
15127 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
15129 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
15130 ++ or -- with a variable of enum type.
15132 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15135 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
15137 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15139 * store-motion.c: Do not include params.h
15140 * Makefile.in: Fix dependencies for various files.
15142 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15144 * auto-inc-dec.c: Fix pass description, remove apparent
15145 accidental duplication.
15147 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
15149 PR middle-end/40147
15150 * ipa-utils.h (memory_identifier_string): Moved to ...
15151 * tree.h (memory_identifier_string): Here. Add GTY(()).
15153 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15155 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
15156 in the former documentation of...
15157 (GO_IF_LEGITIMATE_ADDRESS): ... this.
15158 * ira-conflicts.c (get_dup_num): Use address_operand.
15159 * targhooks.c (default_legitimate_address_p): New.
15160 * targhooks.h (default_legitimate_address_p): New.
15161 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
15163 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
15164 * target.h (struct target): Add legitimate_address_p.
15165 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
15166 (TARGET_INITIALIZER): Include it.
15168 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15169 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
15170 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
15171 (TARGET_LEGITIMATE_ADDRESS_P): New.
15173 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15174 (REG_OK_STRICT_P): Delete.
15175 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
15176 (frv_legitimate_address_p_1): ... this.
15177 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
15178 (frv_legitimate_address_p_1): ... the renamed old
15179 frv_legitimate_address_p.
15180 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
15181 (TARGET_LEGITIMATE_ADDRESS_P): New.
15183 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15184 * config/s390/s390-protos.h (legitimate_address_p): Remove.
15185 * config/s390/s390.c (legitimate_address_p): Rename to...
15186 (s390_legitimate_address_p): ... this, make static.
15187 (legitimize_address): Adjust call.
15188 (TARGET_LEGITIMATE_ADDRESS_P): New.
15189 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
15191 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15192 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
15193 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
15194 (TARGET_LEGITIMATE_ADDRESS_P): New.
15196 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15197 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
15198 * config/spu/spu.c (spu_legitimate_address): Rename to...
15199 (spu_legitimate_address_p): ... this, make static.
15200 (TARGET_LEGITIMATE_ADDRESS_P): New.
15202 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15203 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
15204 * config/sparc/sparc.c (legitimate_address_p): Rename to...
15205 (sparc_legitimate_address_p): ... this, make static and return bool.
15206 (legitimize_address): Adjust call.
15207 (TARGET_LEGITIMATE_ADDRESS_P): New.
15209 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15210 * config/i386/i386-protos.h (legitimate_address_p): Remove.
15211 * config/i386/i386.c (legitimate_address_p): Rename to...
15212 (ix86_legitimate_address_p): ... this, make static.
15213 (constant_address_p): Move after it, adjust call.
15214 (TARGET_LEGITIMATE_ADDRESS_P): New.
15216 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15217 * config/avr/avr-protos.h (legitimate_address_p): Remove.
15218 * config/avr/avr.c (legitimate_address_p): Rename to...
15219 (avr_legitimate_address_p): ... this, make static.
15220 (legitimize_address): Adjust call.
15221 (TARGET_LEGITIMATE_ADDRESS_P): New.
15223 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15224 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
15225 * config/crx/crx.c (crx_legitimate_address_p): Make static.
15226 (TARGET_LEGITIMATE_ADDRESS_P): New.
15228 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15229 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
15230 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
15231 (TARGET_LEGITIMATE_ADDRESS_P): New.
15233 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15234 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
15236 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
15238 (TARGET_LEGITIMATE_ADDRESS_P): New.
15240 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15241 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
15243 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
15245 (m68hc11_legitimate_address_p): ... this, make static.
15246 (go_if_legitimate_address_internal): Rename to...
15247 (m68hc11_legitimate_address_p_1): ... this.
15248 (legitimize_address): Adjust call.
15249 (TARGET_LEGITIMATE_ADDRESS_P): New.
15251 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15252 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
15253 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
15254 (TARGET_LEGITIMATE_ADDRESS_P): New.
15256 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15257 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
15258 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
15259 (mn10300_legitimate_address_p): ... this, make static.
15260 (TARGET_LEGITIMATE_ADDRESS_P): New.
15262 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15263 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
15264 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
15265 (TARGET_LEGITIMATE_ADDRESS_P): New.
15267 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15268 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
15269 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
15270 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15271 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
15272 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
15273 (rs6000_legitimate_address_p): ... this, make static.
15274 (TARGET_LEGITIMATE_ADDRESS_P): New.
15275 (REG_MODE_OK_FOR_BASE_P): Delete.
15276 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
15278 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15279 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
15281 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
15282 static, adjust types.
15283 (TARGET_LEGITIMATE_ADDRESS_P): New.
15285 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15286 * config/score/score.c (score_address_p): Rename to...
15287 (score_legitimate_address_p): ... this.
15288 (TARGET_LEGITIMATE_ADDRESS_P): New.
15289 * config/score/score3.c (score3_address_p): Rename to...
15290 (score3_legitimate_address_p): ... this.
15291 * config/score/score7.c (score7_address_p): Rename to...
15292 (score7_legitimate_address_p): ... this.
15294 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
15295 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
15296 GO_IF_LEGITIMATE_ADDRESS): Delete.
15297 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
15298 thumb2_legitimate_address_p): Delete.
15299 (arm_legitimate_address_p): Rename to...
15300 (arm_legitimate_address_outer_p): ... this.
15301 * config/arm/constraints.md ("Uq"): Adjust call.
15302 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
15303 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
15305 (arm_legitimate_address_outer_p): ... this.
15306 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
15308 (TARGET_LEGITIMATE_ADDRESS_P): New.
15310 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15311 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
15312 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
15313 (TARGET_LEGITIMATE_ADDRESS_P): New.
15315 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15316 * config/vax/vax-protos.h (legitimate_address_p): Remove.
15317 * config/vax/vax.c (legitimate_address_p): Rename to...
15318 (vax_legitimate_address_p): ... this, make static.
15319 (TARGET_LEGITIMATE_ADDRESS_P): New.
15321 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15322 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
15323 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
15324 (TARGET_LEGITIMATE_ADDRESS_P): New.
15326 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15327 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
15328 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
15329 (mmix_legitimate_address_p): ... this, make static.
15330 (TARGET_LEGITIMATE_ADDRESS_P): New.
15332 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15333 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
15334 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
15335 (TARGET_LEGITIMATE_ADDRESS_P): New.
15337 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15339 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
15340 of MODE_COMPLEX_INT.
15342 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15344 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
15345 LCT_NORMAL in function call.
15346 * mips-tdump.c (print_file_desc): Add cast to enum type.
15347 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
15348 (mark_stabs): Add casts to enum types.
15349 (parse_stabs_common): Add casts to enum types.
15351 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15353 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
15354 Check for invalid values of LETTER.
15356 2009-05-13 Taras Glek <tglek@mozilla.com>
15358 * attribs.c (register_attribute): moved out attribute registration
15359 into register_attribute.
15360 * doc/plugins.texi: Documented register_attribute and
15362 * gcc-plugin.h: Added forward decl for register_attribute.
15363 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
15364 * plugin.c (register_callback, invoke_plugin_callbacks): Added
15365 PLUGIN_ATTRIBUTES boilerplate.
15367 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
15369 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
15370 values even in sentinel and empty entries.
15371 (ms_printf_flag_specs): Likewise.
15372 (ms_scanf_flag_specs): Likewise.
15373 (ms_strftime_flag_specs): Likewise.
15374 (ms_print_char_table): Likewise.
15375 (ms_scan_char_table): Likewise.
15376 (ms_time_char_table): Likewise.
15378 2009-05-13 Doug Kwan <dougkwan@google.com>
15380 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
15382 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15384 * config/mips/mips.md (store): Add attributes for QI and HI.
15386 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
15387 (truncdi<mode>2): ... this new pattern.
15389 2009-05-13 Brad Hards <bradh@kde.org>
15391 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
15393 2009-05-14 Jakub Jelinek <jakub@redhat.com>
15394 Ben Elliston <bje@au.ibm.com>
15396 PR middle-end/40035
15397 * dse.c (check_mem_read_rtx): Guard against width == -1.
15399 2009-05-13 Michael Matz <matz@suse.de>
15401 PR middle-end/39976
15402 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
15403 (trivially_conflicts_p): New function.
15404 (insert_backedge_copies): Use it.
15406 2009-05-13 Janis Johnson <janis187@us.ibm.com>
15408 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
15409 (handle_stdc_pragma): Use new enum constant names.
15410 (handle_pragma_float_const_decimal64): Ditto.
15412 2009-05-13 Ian Lance Taylor <iant@google.com>
15414 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
15417 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
15419 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
15420 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
15422 * config/m68k/m68k.h (FL_UCLINUX): Define.
15424 2009-05-13 Jan Hubicka <jh@suse.cz>
15426 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
15428 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15430 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
15431 unless -fschedule-insns is specified.
15433 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15436 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
15437 TARGET_EXPAND_CBRANCHDI4.
15438 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
15439 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
15440 (cmpeqdi): Fix comment.
15442 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15444 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
15445 (sh_legitimate_address_p): Likewise.
15446 * config/sh/sh.c (sh_legitimate_index_p): New.
15447 (sh_legitimate_address_p): Likewise.
15448 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
15449 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
15450 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
15451 (MAYBE_BASE_REGISTER_RTX_P): New macro.
15452 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
15453 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
15454 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
15455 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
15456 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
15458 2009-05-12 Jan Hubicka <jh@suse.cz>
15460 * tree-inline.c (estimate_operator_cost): Add operands;
15461 when division happens by constant, it is cheap.
15462 (estimate_num_insns): Loads and stores are not having cost of 0;
15463 EH magic stuff is cheap; when computing runtime cost of switch,
15464 use log2 base of amount of its cases; builtin_expect has cost of 0;
15465 compute cost for moving return value of call.
15466 (init_inline_once): Initialize time_based flags.
15467 * tree-inline.h (eni_weights_d): Add time_based flag.
15469 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15471 * df-core.c: Update head documentation.
15473 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15476 * rs6000.c (rs6000_generate_compare): Use op1b instead of
15477 shadowing exisiting variable op1.
15479 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
15482 * config/i386/driver-i386.c (processor_signatures): New enum.
15483 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
15484 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
15485 processor signature to detect geode processor.
15487 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15491 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15493 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15494 causes spurious differences between trunk and cond-optab branch.
15496 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15498 * dojump.c (compare_from_rtx): Delete.
15499 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
15500 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
15501 if the comparison does not satisfy the predicate; test predicates for
15502 operands 2 and 3 of a cstore pattern. Don't try cstore optab
15503 further if one existing pattern fails.
15504 * expr.h (compare_from_rtx): Delete.
15505 (prepare_operand): Declare it.
15506 * optabs.c: Change "lib call" to "libcall" throughout.
15507 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
15508 HAVE_conditional_trap, emit_cmp_insn): Delete.
15509 (can_compare_p): Delete cmp_optab case.
15510 (prepare_float_lib_cmp): Return an rtx and a machine mode.
15511 Accept other parameters by value.
15512 (prepare_operand): Make non-static.
15513 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
15514 other parameters by value. Try to widen operands here based on
15515 an optab_methods argument and looking at cbranch_optab.
15516 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
15517 loop. Use cbranch_optab directly.
15518 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15519 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15521 (emit_conditional_move, emit_conditional_add): Inline what's needed
15522 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15523 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15524 with COMPARE. Move cmov_optab and cstore_optab above
15525 with cbranch_optab, move cmp_optab down with ucmp_optab,
15526 remove tst_otpab. Do not initialize trap_rtx.
15527 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15528 for trap code. Do not check HAVE_conditional_trap. Use
15529 prepare_cmp_insn. Accept no predicate for operand 3.
15530 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15531 (OTI_ctrap, ctrap_optab): New.
15532 (tst_optab): Delete.
15533 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15534 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15535 with lookup of ctrap_optab.
15536 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15538 (ctrap_optab): New.
15540 * combine.c (combine_simplify_rtx, simplify_set): Do not
15541 special case comparing against zero for cc0 machines.
15542 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15543 COMPARE on cc0 machines.
15544 (simplify_relational_operation): Return a new expression when
15545 a COMPARE could be removed.
15546 * final.c (final_scan_insn): Compare cc_status values
15547 against LHS of a (compare FOO (const_int 0)) cc0 source.
15548 Also check if cc_status.value is the full compare.
15550 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15551 (cstoreMM4): Document.
15552 (conditional_trap): Document ctrapMM4 instead.
15553 (sync_compare_and_swapMM): Refer to cbranchcc4.
15554 (Dependent Patterns): Eliminate obsolete information referring to
15555 the old jump optimization phase.
15556 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15557 of compares with 0 on cc0 machines.
15558 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15559 avoiding references to cc0. Remove text about storing operands
15561 * doc/tm.texi (Condition Codes): Include blurb on different
15562 condition code representations, separate into subsections for
15563 CC0, MODE_CC and conditional execution.
15565 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15566 alpha_emit_setcc): Accept operands and a machine mode.
15567 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15568 Get code/op0/op1 from operands, use machine mode argument
15569 instead of alpha_compare.fp_p. Emit the branch here.
15570 (alpha_emit_setcc): Likewise, and return boolean.
15571 (alpha_emit_conditional_move): Likewise. Assert that
15572 cmp_op_mode == cmp_mode, and simplify accordingly.
15573 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15574 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15575 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15577 (stack probe test): Use cbranchdi4.
15578 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15580 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15581 * config/arc/arc.h (movsicc, movsfcc): Use it.
15582 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15583 (cbranchsi4, cstoresi4): New.
15584 (cmpsi, bCC and sCC expanders): Remove.
15586 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15587 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15588 * config/arm/predicates.md (arm_comparison_operator): Only include
15589 floating-point operators if there is a hardware floating-point unit.
15590 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15591 deferring to cbranch_cc and cstore_cc respectively.
15592 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15593 cbranch_cc, cstore_cc): New.
15594 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15596 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15598 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15599 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15601 (adjust_insn_length): Adjust calls.
15602 (avr_reorg): Handle (compare (foo) (const_int 0)).
15603 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15604 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15605 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15606 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15608 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15609 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15611 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15612 (cbranchsi4, cstorebi4, cstoresi4): New.
15613 (movbisi): This insn is duplicate, split it to zero_extend.
15614 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15615 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15616 (bfin_optimize_loop): Use cbranch expander.
15617 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15618 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15619 (bfin_bimode_comparison_operator): ... this.
15620 (bfin_direct_comparison_operator): New.
15622 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15623 inside (compare FOO (const_int 0)).
15624 (cris_rtx_costs): Handle ZERO_EXTRACT.
15625 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15626 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15627 (*tstdi_v32): Delete.
15628 (*cmpdi_non_v32): Add M alternative for operand 1.
15629 (cmpsi, cmp<mode>): Make private.
15630 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15632 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15634 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15635 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15636 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15637 (cc_reg_operand): New.
15638 (any_cond): Delete.
15639 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15640 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15641 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15642 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15643 crx_expand_scond): Delete.
15645 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15647 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15648 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15650 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15651 cstoresi4, cstoresf4, cstoredf4): New.
15652 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15653 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15654 Receive the entire operands array.
15655 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15656 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15657 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15658 Get test/op0/op1 from the operands array.
15659 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15661 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15662 (h8300_expand_store): New.
15663 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15665 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15666 (h8300_expand_store): New.
15667 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15668 or do not try to produce (set (cc0) REG).
15669 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15670 change a compare into a move to a scratch register. Disable some
15671 peepholes when comparing with zero.
15672 (tstsi, tsthi, tstsi, cmpqi): Make private.
15674 (bCC, sCC): Delete.
15675 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15678 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15679 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15680 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15681 (ix86_emit_i387_log1p): Use cbranchxf2.
15682 (ix86_expand_setcc): Return void.
15683 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15684 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15685 cmp<MODEF>, cmpcc): Remove.
15686 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15687 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15688 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15689 (sCC and bCC expanders): Remove.
15690 (stack_protect_test): Use cbranchcc4.
15692 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15694 (ia64_expand_compare): Accept three rtx by reference and return void.
15695 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15696 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15697 from *expr. Update *expr with the BImode comparison to do.
15698 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15699 cmptf, bCC, sCC, conditional_trap): Delete.
15700 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15701 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15702 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15703 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15704 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15706 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15707 type of last argument.
15708 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15709 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15710 use machine mode argument instead of branch_type. Remove dead
15711 code for floating-point comparisons.
15712 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15713 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15715 (cbranchsi4, cstoresi4): New.
15716 * config/iq2000/predicates.md (reg_or_const_operand): New.
15718 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15719 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15720 (b<code>_op): Rewrite to...
15721 (bcc_op): ... this, using match_operator.
15722 (s<code>_op): Rewrite to...
15723 (scc_op): ... this, using match_operator.
15724 (s<code>_24_op): Rewrite to...
15725 (scc_op_24): ... this, using match_operator.
15726 (s<code>_<mode>): Rewrite to...
15727 (cstore<mode>4): ... this, using match_operator.
15728 (s<code>_<mode>_24): Rewrite to...
15729 (cstore<mode>4_24): ... this, using match_operator.
15730 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15731 m32c_unpend_compare, m32c_expand_scc): Delete.
15732 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15733 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15734 (m32c_expand_movcc): Change NE to EQ if necessary.
15735 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15737 * config/m32r/m32r-protos.h (gen_cond_store): New.
15738 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15739 (gen_cond_store): New, from sCC patterns.
15740 (m32r_expand_block_move): Use cbranchsi4.
15741 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15742 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15743 (cbranchsi4, cstoresi4): New.
15745 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15747 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15748 (m68hc11_notice_update_cc): Look into a compare with 0.
15749 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15751 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15752 cmphi, cmpqi, bCC): Delete.
15753 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15754 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15755 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15758 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15759 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15760 * config/m68k/constraints.md (H): New.
15761 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15762 the define_insn below.
15763 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15764 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15765 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15766 patterns): Wrap RHS with COMPARE.
15767 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15768 (*cmpdi_internal): Name this pattern.
15769 (cmpdi): Change to define_insn.
15770 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15771 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15772 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15774 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15775 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15776 (conditional_trap): Change to...
15777 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15778 (*conditional_trap): Use the ordered_comparison_operator and
15779 const1_operand predicates.
15780 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15781 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15782 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15783 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15785 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15786 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15787 (mcore_gen_compare): New.
15788 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15789 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15790 (mcore_gen_compare): ... this.
15791 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15792 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15793 (stack probe pattern): Use cbranchsi4.
15795 * config/mips/predicates.md (mips_cstore_operator): New.
15796 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15797 * config/mips/mips.md (any_cond): Delete.
15798 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15800 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15801 fixuns_truncsfdi2): Use cbranch patterns.
15802 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15803 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15804 Adjust call to mips_expand_conditional_branch.
15805 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15807 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15808 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15809 * config/mips/mips.c (cmp_operands): Delete.
15810 (mips_emit_compare): Get comparison operands from *op0/*op1.
15811 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15812 that it succeeds. Use op0/op1 instead of cmp_operands.
15813 (mips_expand_conditional_branch, mips_expand_conditional_move,
15814 mips_expand_conditional_trap): Likewise.
15815 (mips_block_move_loop): Use cbranch patterns.
15816 * config/mips/mips.h (cmp_operands): Delete.
15818 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15819 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15820 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15821 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15822 (*cmpcc_folded): Rename to...
15823 (*cmpdi_folded): this.
15824 (*cmpcc): Rename to...
15826 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15829 (cbranchdf4): New. Handle invalid comparisons here.
15830 * config/mmix/predicates.md (float_comparison_operator): New.
15832 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15833 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15834 * config/mn10300/mn10300.md (tst): Delete.
15835 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15836 Name these patterns and wrap RHS in a compare.
15837 (*cmpsi): Make this pattern private. Include tst.
15838 (*cmpsf): Make this pattern private.
15839 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15840 (compare with zero peepholes): Likewise.
15842 (cbranchsi4, cbranchsf4): New.
15843 (casesi): Use cbranchsi4.
15845 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15846 hppa_branch_type): Delete.
15847 (return_addr_rtx): Use cbranchsi4.
15848 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15849 Emit CCFPmode comparison here.
15850 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15851 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15852 hppa_branch_type): Delete.
15853 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15854 (movsicc, movdicc): Remove references to hppa_compare_op0,
15855 hppa_compare_op1 and compare_from_rtx.
15856 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15857 (casesi): Use cbranchsi4.
15859 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15860 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15861 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15862 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15863 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15865 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15866 (*branch, *branch_inverted): New.
15868 * config/picochip/picochip.md (cbranchhi4): Use
15869 ordered_comparison_operator.
15870 (cmphi, bCC): Remove.
15872 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15873 (trap_comparison_operator): Delete.
15874 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15875 rs6000_emit_cbranch): Accept mode and operands.
15876 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15877 rs6000_compare_fp_p): Delete.
15878 (rs6000_generate_compare): Accept mode and comparison. Extract code
15879 and op0/op1 from there. Replace references to rs6000_compare_op0
15880 and rs6000_compare_op1.
15881 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15882 extract result from passed operands.
15883 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15884 extract loc from passed operands.
15885 (rs6000_emit_cmove): Likewise.
15886 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15887 rs6000_compare_fp_p): Delete.
15888 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15889 (cbranch<GPR>4, cbranch<FP>4): New.
15890 (cstore<mode>4): New. Consolidate here all choices about when to use
15891 portable or specialized sCC sequences.
15892 (stack_protect_test): Use cbranchsi4.
15893 (conditional_trap): Replace with ctrap<GPR>4.
15894 (conditional trap insn): Replace trap_comparison_operator with
15895 ordered_comparison_operator.
15897 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15898 (s390_emit_prologue): Use ctrap.
15899 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15900 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15901 New predicates replacing...
15902 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15903 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15904 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15905 (add<mode>cc): Do not use s390_compare_op0/op1.
15906 (s<code>): Change to...
15907 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15908 (seq): Change to...
15909 (cstorecc4): ... this. Handle EQ or NE equally.
15910 (*sne): Un-privatize for use in cstorecc4.
15911 (b<code>): Change to...
15912 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15913 (conditional_trap): Replace with...
15914 (ctrap<GPR>4, ctrap<FP>4): ... these.
15915 (stack_protect): Use cbranchcc4.
15917 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15918 * config/score/score-protos.h (score_gen_cmp): Delete.
15919 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15920 (score_block_move-loop): Use cbranchsi4.
15921 * config/score/score.md (cbranchsi4): New.
15922 (cmpsi, bCC): Delete.
15923 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15924 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15925 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15926 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15927 * config/score/score3.h (score3_gen_cmp): Delete.
15928 * config/score/score7.h (score7_gen_cmp): Delete.
15930 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15931 (sh_emit_scc_to_t): ... this. Return void.
15932 (from_compare): Rename to...
15933 (sh_emit_compare_and_branch): ... this.
15934 (sh_emit_compare_and_set): New.
15935 (sh_expand_t_scc): Accept operands.
15936 * config/sh/predicates.md (sh_float_comparison_operator): New.
15937 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15938 (prepare_scc_operands): Rename to...
15939 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15941 (sh_emit_cheap_store_flag): New.
15942 (sh_emit_set_t_insn): New.
15943 (from_compare): Rename to...
15944 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15945 handling of TARGET_SH2E floating point to avoid recursive call.
15946 Generate branch here.
15947 (sh_emit_compare_and_set): New.
15948 (sh_expand_t_scc): Get op0/op1 from arguments.
15949 (sh_emit_cheap_store_flag): New.
15950 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15952 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15953 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15954 (movsicc, movdicc): Do nothing when it recreated operands from
15955 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15956 prepare_scc_operands (now sh_emit_scc_to_t).
15957 (udivdi3): Use cstoresi4.
15958 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15959 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15960 (cbranchint4_media, cbranchfp4_media): New.
15961 (casesi): Use cbranchdi4.
15962 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15964 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15965 (movnegt): Remove second operand.
15966 (cbranchsf4, cbranchdf4): New.
15967 (stack_protect): Use cbranchdi4/cbranchsi4.
15969 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15970 (gen_compare_reg): Accept comparison, extract part of it to...
15971 (gen_compare_reg_1): ... this.
15972 (gen_compare_operator): Delete.
15973 (gen_v9_scc): Accept separate destination, comparison code and arms.
15974 Do not use sparc_compare_op0/sparc_compare_op1.
15975 (emit_scc_insn, emit_conditional_branch_insn): New.
15976 (emit_v9_brxx): Make static. Remove useless assertion.
15977 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15979 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15980 * config/sparc/sparc-protos.h (gen_compare_reg,
15981 sparc_emit_float_lib_cmp): Adjust prototype.
15982 (emit_scc_insn, emit_conditional_branch_insn): New.
15983 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15984 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15985 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15986 iterators to the top.
15987 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15988 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15989 snedi_special_trunc): Delete.
15990 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15991 and snedi_special_trunc.
15992 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15993 cbranchdi4, cbranch<F:mode>4): New.
15994 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15995 here. Use gen_compare_reg instead of gen_compare_operator.
15996 (conditional_trap): Replace with...
15997 (ctrapsi4, ctrapdi4): ... this.
15998 (stack_protect_test): Use cbranchcc4.
16000 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
16002 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
16003 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
16004 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
16005 from operands[0] or operands[3] depending on is_set.
16006 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
16007 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
16008 cmpdf, bCC), sCC: Remove.
16009 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
16010 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
16012 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
16013 spu_emit_branch_or_set.
16015 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
16017 * config/stormy16/stormy16.h (xstormy16_compare_op0,
16018 xstormy16_compare_op1): Delete.
16019 * config/stormy16/stormy16.c (xstormy16_compare_op0,
16020 xstormy16_compare_op1): Delete.
16021 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
16023 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
16024 (cmphi, cmpsi, bCC): Remove.
16026 * config/v850/v850.md (tstsi, cmpsi): Fold into...
16027 (*cmpsi): ... this one.
16028 (cbranchsi4, cstoresi4): New.
16029 (bCC expanders): Delete.
16030 (sCC insns): Fold into...
16031 (*setcc): ... this one.
16032 (casesi): Do not use gen_cmpsi and gen_bgtu.
16033 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
16034 (movsicc): Simplify.
16035 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
16037 * config/vax/vax-protos.h (cond_name): New.
16038 (vax_output_conditional_branch): Remove.
16039 * config/vax/vax.c (cond_name): New.
16040 (vax_output_conditional_branch): Remove.
16041 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
16042 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
16043 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
16044 (bit<VAXint>): Wrap source with (compare).
16045 (b<code> and following unnamed pattern): Rename to *branch and
16046 *branch_reversed. Change macroization to match_operator.
16047 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
16049 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
16050 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
16051 Change last argument to machine_mode.
16052 (xtensa_expand_scc): Add machine_mode argument.
16053 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
16054 (gen_conditional_move, xtensa_expand_conditional_branch,
16055 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
16056 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
16057 Adjust operand numbers.
16058 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
16060 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
16061 (cmpsi, cmpsf, b<code>, s<code>): Delete.
16062 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
16064 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16066 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16067 causes spurious differences between trunk and cond-optab branch.
16069 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16072 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
16074 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16076 * tree.c (iterative_hash_pointer): Delete.
16077 (iterative_hash_expr): Short-circuit handling of NULL pointer.
16078 Hash UIDs and versions of SSA names. Don't special-case built-in
16079 function declarations.
16081 2009-05-11 Ian Lance Taylor <iant@google.com>
16084 * graphite.c: Force -Wc++-compat to only be a warning before
16085 #including "cloog/cloog.h".
16087 2009-05-11 Martin Jambor <mjambor@suse.cz>
16089 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
16091 2009-05-11 Jan Hubicka <jh@suse.cz>
16093 * tree-ssa-loop-ivcanon.c: Include target.h
16094 (struct loop_size): new structure.
16095 (constant_after_peeling): New predicate.
16096 (tree_estimate_loop_size): New function.
16097 (estimated_unrolled_size): Rewrite for new estimates.
16098 (try_unroll_loop_completely): Use new estimates.
16099 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
16101 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16103 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
16104 libcpp interface change.
16105 (spu_macro_to_expand): Likewise.
16107 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
16109 PR tree-optimization/40026
16110 * gimplify.c (gimplify_init_constructor): Change initial conditional
16111 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
16112 optimize_compound_literals_in_ctor.
16114 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
16116 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
16118 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
16120 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
16122 * tree-vect-data-refs.c (vect_analyze_group_access): Use
16123 HOST_WIDE_INT for gap.
16125 2009-05-11 Ira Rosen <irar@il.ibm.com>
16127 PR tree-optimization/40074
16128 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
16129 account in group size and step comparison.
16131 2009-05-11 Richard Guenther <rguenther@suse.de>
16133 * passes.c (init_optimization_passes): Strip now incorrect comment.
16134 (execute_function_todo): Do not set PROP_alias.
16135 * tree-pass.h (PROP_alias): Remove.
16136 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
16137 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
16138 * tree-nrv.c (pass_return_slot): Likewise.
16139 * tree-object-size.c (pass_object_sizes): Likewise.
16140 * tree-ssa-dom.c (pass_dominator): Likewise.
16141 (pass_phi_only_cprop): Likewise.
16142 * tree-ssa-dse.c (pass_dse): Likewise.
16143 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
16144 (pass_cselim): Likewise.
16145 * tree-ssa-pre.c (pass_pre): Likewise.
16146 (pass_fre): Likewise.
16147 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
16148 * tree-ssa-sink.c (pass_sink_code): Likewise.
16149 * tree-stdarg.c (pass_stdarg): Likewise.
16150 * tree-tailcall.c (pass_tail_calls): Likewise.
16151 * tree-vrp.c (pass_vrp): Likewise.
16153 2009-05-10 Ian Lance Taylor <iant@google.com>
16155 * basic-block.h (enum profile_status): Break out of struct
16156 control_flow_graph.
16157 * cgraph.h (struct inline_summary): Break out of struct
16159 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
16160 of struct cgraph_order_sort.
16161 * combine.c (enum undo_kind): New enum, broken out of struct undo.
16162 * cse.c (struct branch_path): Break out of struct
16163 cse_basic_block_data.
16164 * except.h (enum eh_region_type): Break out of struct eh_region.
16165 * gcc.c (enum add_del): Break out of struct modify_target.
16166 * genrecog.c (enum decision_type): Break out of struct decision_test.
16167 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
16169 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
16170 * regmove.c (enum match_use): New enum, broken out of struct match.
16171 * sched-int.h (enum post_call_group): New enum, broken out of
16173 (struct deps_reg): Break out of struct deps.
16174 * target.h (struct asm_int_op): Break out of struct gcc_target.
16175 * tree-eh.c (struct goto_queue_node): Break out of struct
16177 * tree-inline.h (enum copy_body_cge_which): Break out of
16179 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
16181 * c-decl.c (in_struct, struct_types): New static variables.
16182 (pushtag): Add loc parameter. Change all callers.
16183 (lookup_tag): Add ploc parameter. Change all callers.
16184 (check_compound_literal_type): New function.
16185 (parser_xref_tag): Add loc parameter. Change all callers. If
16186 -Wc++-compat, warn about struct/union/enum types defined within a
16188 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
16189 and loc parameters. Change all callers. Change error calls to
16190 error_at, using loc. For a redefinition, if the location of the
16191 original definition is known, report it. Set in_struct and
16192 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
16193 (finish_struct): Add new parameters enclosing_in_struct and
16194 enclosing_struct_types. Change all callers. Set
16195 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
16196 in the struct. If in a struct, add this struct to struct_types.
16197 (start_enum): Add loc parameter. Change all callers. Use
16198 error_at for errors, using loc. For a redefinition, if the
16199 location of the original definition is known, report it. If in a
16200 struct, add this enum type to struct_types. If -Wc++-compat warn
16201 if in sizeof, typeof, or alignof.
16202 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
16203 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
16204 (c_parser_enum_specifier): Get enum location for start_enum.
16205 (c_parser_struct_or_union_specifier): Get struct location for
16206 start_struct. Save in_struct and struct_types status between
16207 start_struct and finish_struct.
16208 (c_parser_cast_expression): Get location of cast.
16209 (c_parser_alignof_expression): Get location of type.
16210 (c_parser_postfix_expression): Likewise.
16211 (c_parser_postfix_expression_after_paren_type): Add type_loc
16212 parameter. Change all callers. Call check_compound_literal_type.
16213 Use type_loc for error about variable size type.
16214 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
16215 of an enum constant from an enum type defined in a struct or union.
16216 (c_cast_expr): Add loc parameter. Change all callers. If
16217 -Wc++-compat, warn about defining a type in a cast.
16218 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
16219 (start_enum, start_struct, finish_struct): Update declarations.
16220 (parser_xref_tag, c_cast_expr): Update declarations.
16221 (check_compound_literal_type): Declare.
16223 2009-05-11 Ben Elliston <bje@au.ibm.com>
16225 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
16226 for recent libcpp interface change.
16227 (rs6000_macro_to_expand): Likewise.
16229 2009-05-10 Michael Matz <matz@suse.de>
16232 * config/arm/arm.c (require_pic_register): Emit on entry edge,
16233 not at entry of function.
16235 2009-05-10 Richard Guenther <rguenther@suse.de>
16237 PR tree-optimization/40081
16239 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16240 using the main variant of the element type. Do not fiddle with
16241 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16243 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
16244 structs with volatile fields.
16246 2009-05-10 Jan Hubicka <jh@suse.cz>
16248 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
16249 (estimate_move_cost): Assert that it does not get called for
16251 (estimate_num_insns): Skip VOID types in argument handling.
16252 (optimize_inline_calls): Delete unreachable blocks and verify that
16253 callgraph is valid.
16255 2009-05-10 Jan Hubicka <jh@suse.cz>
16257 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
16258 * cgraph.c (cgraph_mark_address_taken_node): New function.
16259 (dump_cgraph_node): Dump new flag.
16260 * cgraph.h (struct cgraph_node): Add address_taken.
16261 (cgraph_mark_address_taken_node): New function.
16262 * ipa.c (cgraph_postorder): Prioritize functions with address taken
16263 since new direct calls can be born.
16265 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16267 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
16268 tok->val.node.node.
16270 2009-05-10 Jan Hubicka <jh@suse.cz>
16272 PR middle-end/40084
16273 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
16275 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
16276 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
16277 * tree-inline.c (copy_bb): Set frequency correctly.
16278 (fold_marked_statements): Update call to
16279 cgraph_update_edges_for_call_stmt.
16281 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16283 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
16284 identifiers in diagnostics.
16285 * config/arm/arm.c (arm_handle_fndecl_attribute,
16286 arm_handle_isr_attribute): Likewise.
16287 * config/avr/avr.c (avr_handle_progmem_attribute,
16288 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
16289 * config/bfin/bfin.c (handle_int_attribute,
16290 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
16291 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
16292 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
16294 * config/darwin.c (darwin_handle_kext_attribute,
16295 darwin_handle_weak_import_attribute): Likewise.
16296 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
16297 h8300_handle_eightbit_data_attribute,
16298 h8300_handle_tiny_data_attribute): Likewise.
16299 * config/i386/i386.c (ix86_handle_cconv_attribute,
16300 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
16301 * config/i386/winnt.c (ix86_handle_shared_attribute,
16302 ix86_handle_selectany_attribute): Likewise.
16303 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
16304 * config/m32c/m32c.c (function_vector_handler): Likewise.
16305 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
16306 m68hc11_handle_fntype_attribute): Likewise.
16307 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
16308 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
16309 * config/mips/mips.c (mips_insert_attributes,
16310 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
16311 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
16312 rs6000_handle_struct_attribute): Likewise.
16313 * config/sh/sh.c (sh_insert_attributes,
16314 sh_handle_resbank_handler_attribute,
16315 sh_handle_interrupt_handler_attribute,
16316 sh2a_handle_function_vector_handler_attribute,
16317 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
16319 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
16320 * config/spu/spu.c (spu_handle_fndecl_attribute,
16321 spu_handle_vector_attribute): Likewise.
16322 * config/stormy16/stormy16.c
16323 (xstormy16_handle_interrupt_attribute): Likewise.
16324 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
16325 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
16327 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16329 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
16330 (pp_translate_identifiers): New.
16331 (pp_identifier): Only conditionally translate identifier to locale
16333 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
16334 (pp_base_tree_identifier): Only conditionally translate identifier
16335 to locale character set.
16336 * c-pretty-print.c (M_): Define.
16337 (pp_c_type_specifier, pp_c_primary_expression): Mark English
16338 fragments for conditional translation with M_.
16339 * tree-pretty-print.c (maybe_init_pretty_print): Disable
16340 identifier translation.
16342 2009-05-10 Richard Guenther <rguenther@suse.de>
16344 PR tree-optimization/40081
16345 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16346 using the main variant of the element type. Do not fiddle with
16347 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16349 2009-05-09 Jan Hubicka <jh@suse.cz>
16351 PR middle-end/40080
16352 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
16353 indirect calls; verify cgraph afterwards.
16355 2009-05-09 Jan Hubicka <jh@suse.cz>
16358 * ipa.c (update_inlined_to_pointer): New function.
16359 (cgraph_remove_unreachable_nodes): Use it.
16361 2009-05-09 Jan Hubicka <jh@suse.cz>
16363 * tree-eh.c (struct leh_state): Remove prev_try.
16364 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
16365 not track prev_try.
16366 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
16367 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
16368 remove_eh_handler_and_replace, foreach_reachable_handler,
16369 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
16370 * except.h (struct eh_region): Remove eh_region_u_cleanup.
16371 (gen_eh_region_cleanup): Update prototype.
16373 2009-05-09 Jan Hubicka <jh@suse.cz>
16375 PR middle-end/40043
16376 * except.c (copy_eh_region): Always set prev_try.
16377 (redirect_eh_edge_to_label): Find outer try.
16378 (foreach_reachable_handler): When looking for prev try
16379 handle case where previous try is not going to be taken.
16381 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16383 PR tree-optimization/40049
16384 * tree-vect-stmts.c (vectorizable_operation): If the machine has
16385 only vector/vector shifts, convert the type of the constant to the
16386 appropriate type to avoid building incorrect trees, which
16387 eventually have problems with garbage collection.
16389 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16391 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
16392 -1 for complex floating-point types if honoring signed zeros.
16394 2009-05-08 Jan Hubicka <jh@suse.cz>
16396 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
16397 argument; handle correctly when profile is absent.
16398 (build_cgraph_edges): Update.
16399 (rebuild_cgraph_edges): Update.
16400 * cgraph.c: Do not include varray.h.
16401 (cgraph_set_call_stmt_including_clones): New function.
16402 (cgraph_create_edge_including_clones): Likewise
16403 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
16404 (cgraph_update_edges_for_call_stmt): Handle clones.
16405 (cgraph_remove_node): Handle clone tree.
16406 (cgraph_remove_node_and_inline_clones): New function.
16407 (dump_cgraph_node): Dump clone tree.
16408 (cgraph_clone_node): Handle clone tree.
16409 (clone_function_name): Bring here from tree-inline.c.
16410 (cgraph_create_virtual_clone): New function.
16411 * cgraph.h (ipa_replace_map): Move here from ipa.h.
16412 (cgraph_clone_info): New function.
16413 (strut cgraph_node): Add clone_info and new clone tree pointers.
16414 (cgraph_remove_node_and_inline_clones,
16415 cgraph_set_call_stmt_including_clones,
16416 cgraph_create_edge_including_clones,
16417 cgraph_create_virtual_clone): Declare.
16418 (cgraph_function_versioning): Use VEC argument.
16419 (compute_call_stmt_bb_frequency): Update prototype.
16420 (cgraph_materialize_all_clones): New function.
16421 * ipa-cp.c (ipcp_update_cloned_node): Remove.
16422 (ipcp_create_replace_map): Update to VECtors.
16423 (ipcp_update_callgraph): Use virtual clones.
16424 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
16425 (ipcp_update_profiling): Do not update local profiling.
16426 (ipcp_insert_stage): Use VECtors and virtual clones.
16427 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
16428 (clone_of_p): New function.
16429 (cgraph_preserve_function_body_p): Use clone tree.
16430 (cgraph_optimize): Materialize clones.
16431 (cgraph_function_versioning): Update for VECtors.
16432 (save_inline_function_body): Use clone tree.
16433 (cgraph_materialize_clone): New function.
16434 (cgraph_materialize_all_clones): Likewise.
16435 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
16436 * ipa.c: Include gimple.h.
16437 (cgraph_remove_unreachable_nodes): Use clone tree.
16438 * ipa-prop.c (ipa_note_param_call): Update call to
16439 compute_call_stmt_bb_frequencycall.
16440 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
16441 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
16442 (copy_bb): Handle updating of clone tree; add new edge when new call
16444 (expand_call_inline): Be strict about every call having edge.
16445 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
16446 (delete_unreachable_blocks_update_callgraph): New function.
16447 (tree_function_versioning): Use VECtors; always remove unreachable
16448 blocks and fold conditionals.
16449 * tree-inline.h: Do not include varray.h.
16450 (tree_function_versioning): Remove.
16451 * Makefile.in (GTFILES): Remove tree-inline.c
16452 * passes.c (do_per_function): Do only functions having body.
16453 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
16456 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
16457 Andrew Morrow <acm@google.com>
16460 * c-common.c (c_common_attribute_table): Permit deprecated
16461 attribute to take an optional argument.
16462 (handle_deprecated_attribute): If the optional argument to
16463 __attribute__((deprecated)) is not a string ignore the attribute
16464 and emit a warning.
16466 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
16467 * c-typeck.c (build_component_ref): Likewise.
16468 (build_external_ref): Likewise.
16470 * toplev.c (warn_deprecated_use): Add an attribute argument.
16471 Emit the message associated with __attribute__((deprecated)).
16473 * toplev.h (warn_deprecated_use): Updated.
16475 * doc/extend.texi: Document new optional parameter to
16476 __attribute__((deprecated))
16478 2009-05-08 Michael Eager <eager@eagercon.com>
16480 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
16481 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
16483 2009-05-08 Richard Guenther <rguenther@suse.de>
16485 PR tree-optimization/40062
16486 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
16487 Avoid exponential behavior.
16489 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16491 PR rtl-optimization/33928
16493 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
16494 process_uses, build_single_def_use_links): New.
16495 (update_df): Update use_def_ref.
16496 (forward_propagate_into): Use get_def_for_use instead of use-def
16498 (fwprop_init): Call build_single_def_use_links and let it initialize
16500 (fwprop_done): Free use_def_ref.
16501 (fwprop_addr): Eliminate duplicate call to df_set_flags.
16502 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
16503 df_rd_simulate_one_insn): New.
16504 (df_rd_bb_local_compute_process_def): Update head comment.
16505 (df_chain_create_bb): Use the new RD simulation functions.
16506 * df.h (df_rd_simulate_artificial_defs_at_top,
16507 df_rd_simulate_one_insn): New.
16508 * opts.c (decode_options): Enable fwprop at -O1.
16509 * doc/invoke.texi (-fforward-propagate): Document this.
16511 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16514 * c-typeck.c (build_binary_op): Handle arithmetic between one real
16515 and one complex operand specially.
16516 * tree-complex.c (some_nonzerop): Do not identify a real value as
16517 zero if flag_signed_zeros.
16519 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16521 PR rtl-optimization/33928
16522 * loop-invariant.c (record_use): Fix && vs. || mishap.
16524 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16526 PR rtl-optimization/33928
16527 * loop-invariant.c (struct use): Add addr_use_p.
16528 (struct def): Add n_addr_uses.
16529 (struct invariant): Add cheap_address.
16530 (create_new_invariant): Set cheap_address.
16531 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16532 (record_uses): Pass df_ref to record_use.
16533 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16536 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16538 * config/sh/sh.c: Do not include c-pragma.h.
16540 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16542 * config/spu/spu.c: Remove include of c-common.h.
16544 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16547 * c-common.h (mark_valid_location_for_stdc_pragma,
16548 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16549 clear_float_const_decimal64, float_const_decimal64_p): New.
16550 * c.opt (Wunsuffixed-float-constants): New.
16551 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16552 unsuffixed float constant, handle new warning.
16553 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16554 * c-decl.c (c_scope): New flag float_const_decimal64.
16555 (set_float_const_decimal64, clear_float_const_decimal64,
16556 float_const_decimal64_p): New.
16557 (push_scope): Set new flag.
16558 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16559 to use STDC pragmas.
16560 (c_parser_external_declaration): Ditto.
16561 (c_parser_compound_statement_nostart): Ditto.
16562 * c-pragma.c (valid_location_for_stdc_pragma,
16563 mark_valid_location_for_stdc_pragma,
16564 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16565 handle_pragma_float_const_decimal64): New.
16566 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16567 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16568 set_float_const_decimal64, clear_float_const_decimal64,
16569 float_const_decimal64_p): New dummy functions.
16570 * doc/extend.texi (Decimal Float): Remove statement that the
16571 pragma, and suffix for double constants, are not supported.
16572 * doc/invoke.texi (Warning Options): List new option.
16573 (-Wunsuffixed-float-constants): New.
16575 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16577 * config/i386/i386.c: Do not include c-common.h.
16579 2009-05-07 Mark Heffernan <meheff@google.com>
16581 * doc/invoke.texi (Debugging Options): Document change of debugging
16583 * opts.c (decode_options): Make dump_base_name relative to
16584 aux_base_name directory.
16586 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16588 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16589 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16591 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16593 * Makefile.in (install-plugin): Simplify a bit.
16595 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16597 * Makefile.in (OBJS-common): Add regcprop.o.
16599 * timevar.def (TV_CPROP_REGISTERS): New.
16600 * regrename.c (regrename_optimize): Return 0.
16601 (rest_of_handle_regrename): Delete.
16602 (pass_rename_registers): Point to regrename_optimize.
16603 (struct value_data_entry, struct value_data,
16604 kill_value_one_regno, kill_value_regno, kill_value,
16605 set_value_regno, init_value_data, kill_clobbered_value,
16606 kill_set_value, kill_autoinc_value, copy_value,
16607 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16608 replace_oldest_value_reg, replace_oldest_value_addr,
16609 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16610 debug_value_data, validate_value_data): Move...
16611 * regcprop.c: ... here.
16612 (rest_of_handle_cprop): Delete.
16613 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16615 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16617 PR middle-end/40057
16618 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16619 GEN_INT for 1 << bitnum.
16620 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16621 build_int_cst_type.
16623 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16625 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16626 Remove wrong description of "nand" operation.
16628 2009-05-06 Richard Guenther <rguenther@suse.de>
16629 Adam Nemet <anemet@caviumnetworks.com>
16631 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16632 comment. Add that if LHS is not a gimple register, then RHS1 has
16633 to be a single object (GIMPLE_SINGLE_RHS).
16635 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16637 * expr.c (get_def_for_expr): Move it up in the file.
16638 (store_field): When expanding a bit-field store, look at the
16639 defining gimple stmt for the masking conversion.
16641 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16643 PR middle-end/39986
16644 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16645 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16646 32-bit memcpy into long.
16648 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16650 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16651 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16653 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16654 instead of appending DW_OP_deref*.
16656 2009-05-06 Michael Matz <matz@suse.de>
16658 PR middle-end/40021
16659 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16660 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16662 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16664 * Makefile.in (install-plugin): Fix srcdir handling.
16666 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16668 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16669 when processing for not_regs_needed bitmap.
16670 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16671 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16672 handling it for rhs.
16674 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16676 * config/i386/i386.md (unnamed inc/dec peephole): Use
16677 optimize_insn_for_size_p instead of optimize_size.
16678 * config/i386/predicates.md (incdec_operand): Likewise.
16679 (aligned_operand): Likewise.
16680 * config/i386/sse.md (divv8sf3): Likewise.
16681 (sqrtv8sf2): Likewise.
16683 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16685 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16687 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16689 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16691 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16692 ssemodesuffixf2c with avxmodesuffixf2c.
16694 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16697 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16699 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16701 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16702 (struct tree_base): Adjust spacing for 8 bit boundaries.
16703 (struct tree_decl_common): Add decl_by_reference_flag bit.
16704 (DECL_BY_REFERENCE): Adjust.
16705 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16706 print DECL_BY_REFERENCE bit.
16707 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16708 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16709 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16710 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16713 PR middle-end/39666
16714 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16715 range of the type, but default label is missing, add it with one
16716 of the existing labels instead of adding a new label for it.
16718 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16722 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16724 * Makefile.in (enable_plugin, plugin_includedir): New.
16725 (install): Depend on install-plugin.
16726 (PLUGIN_HEADERS): New.
16727 (install-plugin): New.
16728 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16730 2009-05-05 Richard Guenther <rguenther@suse.de>
16732 PR tree-optimization/40022
16733 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16735 (phivn_valid_p): Fix tuplification error, simplify.
16736 (phiprop_insert_phi): Add dumps.
16737 (propagate_with_phi): Simplify.
16739 2009-05-05 Richard Guenther <rguenther@suse.de>
16741 PR middle-end/40023
16742 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16744 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16746 * tree.h (strip_float_extensions): Remove duplicate declaration.
16747 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16748 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16749 block_ultimate_origin): Rearrange the declarations line to match the
16750 comment that indicates the .c file which the functions are defined.
16751 (dwarf2out_*, set_decl_rtl): Add comment.
16752 (get_base_address): Adjust comment.
16753 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16754 declarations line and add comment.
16755 (is_builtin_name): Add blank after function name, for clarity.
16757 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16759 * attribs.c (decl_attributes): Use %qE for identifiers in
16761 * cgraphunit.c (verify_cgraph_node): Translate function names to
16762 locale character set in diagnostics.
16763 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16765 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16766 Document that functions are named in UTF-8.
16767 * expr.c (expand_expr_real_1): Translate function names to locale
16768 character set in diagnostics.
16769 * gimplify.c (omp_notice_variable, omp_is_private,
16770 gimplify_scan_omp_clauses): Use %qE for identifiers in
16772 * langhooks.c (lhd_print_error_function): Translate function names
16773 to locale character set.
16774 * langhooks.h (decl_printable_name): Document that return value is
16775 in internal character set.
16776 * stmt.c: Include pretty-print.h
16777 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16779 (resolve_operand_name_1): Translate named operand name to locale
16781 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16783 * toplev.c (announce_function): Translate function names to locale
16785 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16786 (default_tree_printer): Use pp_identifier or translate identifiers
16787 to locale character set. Mark "<anonymous>" for translation.
16788 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16789 for identifiers in diagnostics.
16790 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16792 * varasm.c (output_constructor): Use %qE for identifiers in
16795 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16797 * configure.ac: use ` ` instead of $()
16798 * configure: Regenerate.
16800 2009-05-05 Ben Elliston <bje@au.ibm.com>
16802 * config/pa/linux-atomic.c: Eliminate conditional include of
16803 errno.h on non-LP64 systems to simplify build requirements.
16805 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16807 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16809 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16810 and pass value to identifier_to_locale.
16811 (warn_variable_length_array): Make name a tree.
16812 (grokdeclarator): Separate diagnostic texts for named and unnamed
16813 declarators. Use %qE for named declarators.
16814 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16816 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16817 identifiers in diagnostics.
16818 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16819 identifier_to_locale. Mark "anonymous" strings for translation.
16821 2009-05-04 Michael Eager <eager@eagercon.com>
16823 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16824 address for DImode/DFmode only if double-precision FP regs.
16826 2009-05-04 Michael Eager <eager@eagercon.com>
16828 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16829 TARGET_SINGLE_FLOAT check.
16831 2009-05-04 Michael Eager <eager@eagercon.com>
16833 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16835 2009-05-04 Michael Eager <eager@eagercon.com>
16837 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16838 * config/rs6000/t-xilinx: New
16840 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16842 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16843 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16844 * gcc/explow.c (memory_address): Use target hook.
16845 * gcc/targhooks.c (default_legitimize_address): New.
16846 * gcc/targhooks.h (default_legitimize_address): New.
16847 * gcc/target.h (legitimize_address): New.
16848 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16849 (TARGET_INITIALIZER): Include it.
16850 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16852 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16853 * config/bfin/bfin.c (legitimize_address): Remove.
16854 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16855 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16857 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16858 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16860 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16861 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16862 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16863 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16864 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16865 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16866 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16867 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16868 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16869 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16870 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16871 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16872 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16873 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16874 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16875 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16876 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16877 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16878 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16879 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16880 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16881 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16882 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16884 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16885 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16886 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16887 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16888 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16889 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16890 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16891 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16892 (thumb_legitimize_address): Delete.
16893 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16894 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16895 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16896 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16897 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16898 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16900 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16903 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16904 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16905 * config/m32r/m32r.c (m32r_legitimize_address): New.
16906 * config/m68k/m68k.c (m68k_legitimize_address): New.
16907 * config/score/score.c (score_legitimize_address): Standardize.
16908 * config/score/score3.c (score3_legitimize_address): Standardize.
16909 * config/score/score3.h (score3_legitimize_address): Adjust.
16910 * config/score/score7.c (score7_legitimize_address): Standardize.
16911 * config/score/score7.h (score7_legitimize_address): Adjust.
16912 * config/sh/sh.c (sh_legitimize_address): New.
16913 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16915 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16916 (s390_legitimize_address): ... this.
16917 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16918 (sparc_legitimize_address): ... this.
16919 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16920 (ix86_legitimize_address): ... this.
16921 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16922 (avr_legitimize_address): ... this.
16923 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16924 (mn10300_legitimize_address): ... this.
16925 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16926 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16927 (alpha_expand_mov): Adjust call.
16929 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16930 * config/spu/spu.c (spu_legitimize_address): Likewise.
16931 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16932 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16934 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16936 * intl.c (locale_encoding, locale_utf8): New.
16937 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16938 * intl.h (locale_encoding, locale_utf8): Declare.
16939 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16940 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16942 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16944 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16945 (pp_base_tree_identifier): Declare as function.
16946 (identifier_to_locale): Declare.
16947 * Makefile.in (pretty-print.o): Update dependencies.
16948 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16950 2009-05-04 Richard Guenther <rguenther@suse.de>
16952 PR middle-end/40015
16953 * builtins.c (fold_builtin_memory_op): Do not decay to element
16954 type if the size matches the whole array.
16956 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16958 * expmed.c (synth_mult): When trying out a shift, pass the result
16961 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16963 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16964 (shiftsub1_cost): New.
16965 (init_expmed): Compute shiftsub1_cost.
16966 (synth_mult): Optimize multiplications by constants of the form
16967 -(2^^m-1) for some constant positive integer m.
16969 2009-05-03 Richard Guenther <rguenther@suse.de>
16972 * c-typeck.c (array_to_pointer_conversion): Do not built
16973 ADDR_EXPRs of arrays of pointer-to-element type.
16974 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16975 up wrong ADDR_EXPRs after-the-fact.
16976 * c-common.c (strict_aliasing_warning): Strip pointer
16977 conversions for obtaining the original type.
16978 * builtins.c (fold_builtin_memset): Handle array types.
16979 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16982 2009-05-03 Richard Guenther <rguenther@suse.de>
16984 PR middle-end/23329
16985 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16986 Do not lose casts from array types with unknown extent to array
16987 types with known extent.
16988 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16989 alias set compatibility.
16991 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16993 * flags.h (extra_warnings): Delete.
16994 * toplev.c (process_options): Handle Wuninitialized here.
16995 * opts.c (extra_warnings): Delete.
16996 (set_Wextra): Delete.
16997 (common_handle_option): -Wextra can be handled automatically.
16998 * c-opts.c (c_common_handle_option): Delete obsolete code.
16999 (c_common_post_options): Simplify comment.
17000 * common.opt (W): Add Var.
17002 (Wuninitialized): Initialize to -1.
17004 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
17005 Richard Guenther <rguenther@suse.de>
17007 * expr.c (get_def_for_expr): New function.
17008 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
17009 SSA rather than trees.
17010 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
17011 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
17013 2009-05-03 Joseph Myers <joseph@codesourcery.com>
17015 * c-common.c (reswords): Add _Imaginary.
17016 * c-common.c (enum rid): Add RID_IMAGINARY.
17018 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
17020 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
17021 Patch by Richard Guenther.
17023 2009-05-03 Anatoly Sokolov <aesok@post.ru>
17025 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
17026 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
17027 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
17028 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
17029 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
17030 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
17031 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
17032 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
17033 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
17034 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
17035 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
17036 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
17037 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
17038 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
17039 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
17040 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
17041 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
17042 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
17044 2009-05-02 Richard Guenther <rguenther@suse.de>
17046 PR tree-optimization/39940
17047 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
17050 2009-05-02 Richard Guenther <rguenther@suse.de>
17052 PR middle-end/40001
17053 * tree-ssa.c (execute_update_addresses_taken): Properly check
17054 if we can mark a variable DECL_GIMPLE_REG_P.
17055 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
17056 back to the end of the function.
17057 (is_gimple_reg_type): Remove complex type special casing.
17058 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
17061 2009-05-02 Ben Elliston <bje@au.ibm.com>
17063 * doc/collect2.texi (Collect2): Document search path behaviour
17064 when configured with --with-ld.
17066 2009-05-02 Jan Hubicka <jh@suse.cz>
17068 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
17069 parameter; update callers.
17070 (coalesce_cost_edge): EH edges are costier because they needs
17071 splitting even if not critical and even more costier when there are
17072 multiple EH predecestors.
17074 2009-05-02 Jan Hubicka <jh@suse.cz>
17076 * except.c (remove_eh_handler_and_replace): Handle updating after
17077 removing TRY blocks.
17079 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
17081 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
17083 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
17085 * varasm.c: Do not include c-pragma.h.
17086 * attribs.c: Do not incude c-common.h.
17088 2009-05-01 Michael Matz <matz@suse.de>
17090 * calls.c (initialize_argument_information): Handle SSA names like
17091 decls with a non MEM_P DECL_RTL.
17093 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17095 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
17096 * ipa-utils.c: Likewise.
17097 * ipa-type-escape.c: Likewise.
17098 * cgraphunit.c Do not include c-common.h.
17099 * ipa-pure-const.c: Likewise.
17100 * tree-if-conv.c: Likewise.
17101 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
17102 * ipa-struct-reorg.c: Likewise.
17103 * tree-nomudflap.c: Likewise.
17104 * tree-ssa-structalias.c: Likewise.
17106 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17108 * store-motion.c: Many cleanups to make this pass a first-class
17109 citizen instead of an appendix to gcse load motion. Add TODO list
17110 to make this pass faster/cleaner/better.
17112 (struct ls_expr): Post gcse.c-split cleanups.
17113 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
17114 "stores" field to "avail_stores".
17115 (pre_ldst_mems): Rename to store_motion_mems.
17116 (pre_ldst_table): Rename to store_motion_mems_table.
17117 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
17118 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
17119 (ldst_entry): Rename to st_expr_entry, update users.
17120 (free_ldst_entry): Rename to free_st_expr_entry, update users.
17121 (free_ldst_mems): Rename to free_store_motion_mems, update users.
17122 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
17124 (first_ls_expr): Rename to first_st_expr, update users.
17125 (next_ls_expr): Rename to next_st_expr, update users.
17126 (print_ldst_list): Rename to print_store_motion_mems. Print names of
17127 fields properly for store motion instead of names inherited from load
17129 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
17130 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
17133 (ae_kill): Rename to st_kill, update users.
17134 (ae_gen): Rename to st_avloc, update users.
17135 (transp): Rename to st_transp, update users.
17136 (pre_insert_map): Rename to st_insert_map, update users.
17137 (pre_delete_map): Rename to st_delete_map, update users.
17138 (insert_store, build_store_vectors, free_store_memory,
17139 one_store_motion_pass): Update for abovementioned changes.
17141 (gcse_subst_count, gcse_create_count): Remove.
17142 (one_store_motion_pass): New statistics counters "n_stores_deleted"
17143 and "n_stores_created", local variables.
17145 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
17148 (regvec, compute_store_table_current_insn): Remove.
17149 (reg_set_info, reg_clear_last_set): Remove.
17150 (compute_store_table): Use DF caches instead of local dataflow
17153 2009-05-01 Joseph Myers <joseph@codesourcery.com>
17155 * c-objc-common.c (c_tree_printer): Print identifiers with
17156 pp_identifier, not pp_string. Mark "({anonymous})" for
17158 * c-pretty-print.c (pp_c_ws_string): New.
17159 (pp_c_cv_qualifier, pp_c_type_specifier,
17160 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
17161 pp_c_storage_class_specifier, pp_c_function_specifier,
17162 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
17163 pp_c_primary_expression, pp_c_postfix_expression,
17164 pp_c_unary_expression, pp_c_shift_expression,
17165 pp_c_relational_expression, pp_c_equality_expression,
17166 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
17167 use pp_string and pp_c_ws_string in place of pp_identifier and
17168 pp_c_identifier for non-identifiers. Mark English strings for
17170 * c-pretty-print.h (pp_c_ws_string): Declare.
17172 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
17173 Roland McGrath <roland@redhat.com>
17175 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
17176 (ENABLE_LD_BUILDID): New configuration option.
17177 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
17178 (LINK_BUILDID_SPEC): New macro.
17179 (init_spec): If defined, prepend it between LINK_EH_SPEC and
17181 * doc/install.texi: Document --enable-linker-build-id option.
17182 * configure: Rebuild.
17183 * config.in: Rebuild.
17185 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
17187 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
17188 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
17189 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
17190 MIPS_GP_SAVE_AREA_SIZE.
17191 * config/mips/mips.c (struct mips_frame_info): Update comment
17192 before arg_pointer_offset and hard_frame_pointer_offset.
17193 (mips_compute_frame_info): Update diagram before function: to
17194 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
17195 indicate the position of frame_pointer_rtx with -fstack-protector and
17196 to show args_size. Don't allocate cprestore area for leaf functions
17197 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
17199 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
17201 2009-04-30 Michael Matz <matz@suse.de>
17203 PR tree-optimization/39955
17204 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
17206 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
17208 * ira.c (setup_cover_and_important_classes): Use safe macro
17209 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
17211 * genpreds.c (write_tm_preds_h): Output suitable definition of
17212 REG_CLASS_FOR_CONSTRAINT.
17214 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17216 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
17218 * bitmap.c (bitmap_descriptor): Likewise.
17219 * ggc-common.c (loc_descriptor): Likewise.
17220 * varray.c (varray_descriptor): Likewise.
17221 * vec.c (vec_descriptor): Likewise.
17223 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
17225 * Makefile.in (dce.o): Add $(EXCEPT_H).
17226 * dce.c: Include except.h and delete redundant vector definitions.
17227 (deletable_insn_p): Return false for non-call insns that can throw
17230 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
17232 * gcse.c (ae_gen): Remove.
17233 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
17234 and make non-static function to make it available in store-motion.c.
17235 Update call sites with search-and-replace.
17236 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
17237 extract_mentioned_regs, extract_mentioned_regs_helper,
17238 find_moveable_store, compute_store_table, load_kills_store, find_loads,
17239 store_killed_in_insn, store_killed_after, store_killed_before,
17240 build_store_vectors, insert_insn_start_basic_block, insert-store,
17241 remove_reachable_equiv_notes, replace_store_insn, delete_store,
17242 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
17243 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
17244 * store-motion.c: ...new file. Also copy data structures from gcse.c
17245 and clean up to remove parts not used by store motion.
17246 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
17247 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
17249 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17252 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
17253 when optimizing for size.
17255 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
17257 * gcse.c (gcse_constant_p): Fix typo in last change.
17259 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17261 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
17263 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
17265 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
17267 2009-04-29 James E. Wilson <wilson@codesourcery.com>
17269 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
17270 CONST_HIGH_PART result.
17272 2009-04-29 Anatoly Sokolov <aesok@post.ru>
17274 * config/avr/avr.c (initial_elimination_offset): Rename to
17275 avr_initial_elimination_offset.
17276 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
17277 change return type to bool.
17278 (avr_can_eliminate): New function.
17279 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
17280 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
17281 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
17282 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
17283 avr_initial_elimination_offset.
17284 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
17285 (avr_initial_elimination_offset): Define.
17287 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
17288 Steven Bosscher <steven@gcc.gnu.org>
17290 PR rtl-optimization/39938
17291 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
17292 * cfgrtl.c: Include insn-attr.h.
17293 (rest_of_pass_free_cfg): New function.
17294 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
17295 * resource.c (init_resource_info): Remove call to df_analyze.
17297 2009-04-29 Richard Guenther <rguenther@suse.de>
17300 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
17301 allow conversion to signed integers.
17303 2009-04-29 Richard Guenther <rguenther@suse.de>
17305 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
17306 shifts of floating point vectors if the shift amount is
17307 a constant multiple of the element size.
17309 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
17310 Michael Matz <matz@suse.de>
17312 PR middle-end/39927
17314 * tree-outof-ssa.c (emit_partition_copy): New function.
17315 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
17316 insert_part_to_rtx_on_edge): Perform the partition base var
17317 copy using emit_partition_copy.
17318 (insert_value_copy_on_edge): Convert constants to the right mode.
17319 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
17320 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
17322 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17324 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
17325 scan backwards to try to find a constant to initialize it.
17327 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
17328 insn before the loop_end instruction, don't look past labels.
17330 2009-04-29 Richard Guenther <rguenther@suse.de>
17332 PR middle-end/39937
17333 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
17334 loose type conversions.
17335 (forward_propagate_addr_expr): Fix tuplification bug. Remove
17336 stmts only if there are no uses of its definition.
17338 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17340 * config/bfin/bfin.h (splitting_loops): Declare.
17341 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
17342 Reorder bit definitions to be ascending.
17343 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
17344 * config/bfin/bfin.c (splitting_loops): New variable.
17345 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
17346 (struct loop_info): Remove members INIT and LOOP_INIT.
17347 (bfin_optimize_loop): Don't set them. Reorder the code that generates
17348 the LSETUP sequence. Allow LC to be loaded from any register, but
17349 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
17350 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
17352 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
17353 of reload_completed.
17356 * config/bfin/bfin.md (movsi_insn): Refine constraints.
17358 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
17360 * Makefile.in (PLUGIN_VERSION_H): New.
17361 (OBJS-common): Remove plugin-version.o.
17362 (plugin.o): Depend on (PLUGIN_VERSION_H).
17363 (plugin-version.o): Remove.
17364 * configure: Regenerate
17365 * configure.ac: Create plugin-version.h.
17366 * gcc-plugin.h (plugin_gcc_version): Remove.
17367 (plugin_default_version_check): Change signature.
17368 * plugin-version.c: Remove.
17369 * plugin.c: Include plugin-version.h.
17370 (str_plugin_gcc_version_name): Remove.
17371 (try_init_one_plugin): Pass gcc version to plugin_init.
17372 (plugin_default_version_check): Both gcc and plugin versions are now
17375 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17377 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
17378 problematic last insns. Test for TYPE_CALL rather than CALL_P.
17379 Remove special case testing for last insn of inner loops. Don't fail
17380 if the loop ends with a jump, emit an extra nop instead.
17382 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
17383 DREGS rather than comparing directly. Remove code that tries to
17384 account for latencies.
17386 2009-04-29 Richard Guenther <rguenther@suse.de>
17388 PR tree-optimization/39941
17389 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
17390 eliminating an indirect call.
17392 2009-04-29 Richard Guenther <rguenther@suse.de>
17394 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
17395 parameter. Allow invariants as base if !require_lvalue.
17396 (verify_gimple_assign_single): Adjust.
17398 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17400 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
17401 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
17402 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
17403 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
17404 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
17406 * config/bfin/bfin.c (bfin_expand_builtin,
17407 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
17409 2009-04-28 Richard Guenther <rguenther@suse.de>
17411 * tree-vect-loop.c (get_initial_def_for_induction): Use
17412 correct types for pointer increment.
17414 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17416 * toplev.c (print_version): Update GMP version string calculation.
17418 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
17420 PR rtl-optimization/39938
17421 * resource.c (init_resource_info): Add call to df_analyze.
17423 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17425 * config/alpha/alpha.md (usegp): Cast the result of
17426 alpha_find_lo_sum_using_gp to enum attr_usegp.
17427 * config/alpha/alpha.c (override_options): Remove end-of-structure
17428 marker element from cpu_table. Use array size of cpu_table to handle
17429 -mcpu and -mtune options.
17430 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
17432 2009-04-28 Joseph Myers <joseph@codesourcery.com>
17434 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
17435 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
17436 tune_32 and tune_64.
17437 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17438 support on PowerPC.
17439 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
17440 * config/rs6000/option-defaults.h: ... here. New file.
17441 (OPT_64, OPT_32): Define.
17442 (MASK_64BIT): Define to 0 if not already defined.
17443 (OPT_ARCH64, OPT_ARCH32): Define.
17444 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
17447 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17449 * config/arm/arm.c (arm_override_options): Emit error on using
17452 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17454 PR rtl-optimization/39914
17455 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17456 registers for allocnos created from user-defined variables only
17457 when not optimizing.
17459 2009-04-28 Richard Guenther <rguenther@suse.de>
17461 PR middle-end/39937
17462 * fold-const.c (fold_binary): Use distribute_real_division only
17465 2009-04-28 Steve Ellcey <sje@cup.hp.com>
17467 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
17468 add hpux-stdint.h to tm_file.
17469 (hppa[12]*-*-hpux11*): Ditto.
17470 (ia64*-*-hpux*): Ditto.
17471 * config/hpux-stdint.h: New.
17472 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
17473 __STDC_EXT__ for all compiles.
17474 * config/pa/pa-hpux.h: Ditto.
17475 * config/pa/pa-hpux10.h: Ditto.
17476 * config/pa/pa-hpux11.h: Ditto.
17478 2009-04-28 Catherine Moore <clm@codesourcery.com>
17480 * debug.h (set_name): Add comment.
17482 2009-04-28 Andrew Pinski <pinskia@gmail.com>
17485 * config/darwin.c (machopic_gen_offset): Check
17486 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
17487 * config/arm/arm.c (require_pic_register): Likewise.
17489 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
17491 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
17492 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
17493 m32c_promote_prototypes): Delete.
17495 2009-04-28 Michael Matz <matz@suse.de>
17497 PR middle-end/39922
17498 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
17501 2009-04-28 Richard Guenther <rguenther@suse.de>
17503 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
17505 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17507 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
17508 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
17509 * config/arm/arm-tune.md: Regenerate.
17511 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
17513 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
17514 block if there are complex incoming edges.
17515 (sel_merge_blocks): Remove useless assert.
17516 (sel_redirect_edge_and_branch): Check that edge was redirected.
17517 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
17518 (sel_find_rgns): Delete declaration.
17519 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17520 the region when it is not a preheader.
17522 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17525 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17527 2009-04-28 Richard Guenther <rguenther@suse.de>
17529 * tree.h (SSA_NAME_VALUE): Remove.
17530 (struct tree_ssa_name): Remove value_handle member.
17531 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17532 array for jump threading.
17533 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17535 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17536 * tree-flow.h (threadedge_initialize_values): Declare.
17537 (threadedge_finalize_values): Likewise.
17538 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17539 (SSA_NAME_VALUE): Define.
17540 (threadedge_initialize_values): New function.
17541 (threadedge_finalize_values): Likewise.
17542 * tree-ssa-dom.c (ssa_name_values): New global variable.
17543 (SSA_NAME_VALUE): Define.
17544 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17546 2009-04-28 Ira Rosen <irar@il.ibm.com>
17548 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17549 Use REPORT_VECTORIZED_LOCATIONS instead
17550 REPORT_VECTORIZED_LOOPS.
17551 * tree-vectorizer.c (vect_verbosity_level): Make static.
17552 (vect_loop_location): Rename to vect_location.
17553 (vect_set_verbosity_level): Update comment.
17554 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17556 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17557 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17558 instead REPORT_UNVECTORIZED_LOOPS.
17559 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17560 and vect_loop_def to vect_external_def and vect_internal_def.
17561 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17562 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17563 REPORT_UNVECTORIZED_LOCATIONS.
17564 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17565 and vect_used_in_loop and to vect_unused_in_scope and
17566 vect_used_in_scope.
17567 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17568 (vect_verbosity_level): Remove declaration.
17569 (vect_analyze_operations): Likewise.
17570 (vect_analyze_stmt): Declare.
17571 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17572 REPORT_UNVECTORIZED_LOCATIONS.
17573 (vect_get_loop_niters): Fix indentation.
17574 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17575 (vect_analyze_loop_operations): New function.
17576 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17577 vect_analyze_operations.
17578 (vect_is_simple_reduction): Use new names.
17579 (vectorizable_live_operation, vect_transform_loop): Likewise.
17580 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17581 to specify whether the data references can be a part of interleaving
17583 (vect_analyze_data_ref_dependence): Use new names.
17584 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17585 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17586 * tree-vect-patterns.c (widened_name_p): Use new names.
17587 (vect_recog_dot_prod_pattern): Likewise.
17588 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17589 (process_use, vect_mark_stmts_to_be_vectorized,
17590 vect_model_simple_cost, vect_model_store_cost,
17591 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17592 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17593 vectorizable_operation, vectorizable_type_demotion,
17594 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17595 vectorizable_condition): Likewise.
17596 (vect_analyze_operations): Split into vect_analyze_loop_operations
17598 (vect_analyze_stmt): ... new function.
17599 (new_stmt_vec_info): Use new names.
17600 (vect_is_simple_use): Use new names and fix comment.
17601 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17602 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17604 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17607 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17608 and integer modes for x87 operands. Do not ICE for unsupported size,
17609 generate error instead. Generate error for unsupported operand types.
17610 ['z']: Do not handle HImode memory operands specially. Warning
17611 for floating-point operands. Fallthru to 'Z' for unsupported operand
17612 types. Do not ICE for unsupported size, generate error instead.
17613 (output_387_binary_op): Use %Z to output operands.
17614 (output_fp_compare): Ditto.
17615 (output_387_reg_move): Ditto.
17617 2009-04-28 Ben Elliston <bje@au.ibm.com>
17622 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17624 * builtins.c (c_strlen): Do not warn here.
17625 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17626 * c-common.c (pointer_int_sum): Take an explicit location.
17627 Warn about offsets out of bounds.
17628 * c-common.h (pointer_int_sum): Adjust declaration.
17630 2009-04-27 Ian Lance Taylor <iant@google.com>
17632 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17634 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17635 * df-core.c (df_set_flags): Change return type to int. Change
17636 type of old_flags to int.
17637 (df_clear_flags): Likewise.
17638 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17639 (df_get_conditional_uses): Likewise.
17640 * df.h (df_set_flags, df_clear_flags): Update declarations.
17641 * dwarf2out.c (struct indirect_string_node): Change type of form
17642 field to enum dwarf_form.
17643 (AT_string_form): Change return type to enum dwarf_form.
17644 * fixed-value.c (fixed_compare): Add cast to enum type.
17645 * fwprop.c (update_df): Change 0 to VOIDmode.
17646 * gensupport.c: Change 0 to UNKNOWN.
17647 * gimple.h (gimple_cond_code): Add cast to enum type.
17648 * haifa-sched.c (reemit_notes): Add cast to enum type.
17649 * hooks.c (hook_int_void_no_regs): Remove function.
17650 * hooks.h (hook_int_void_no_regs): Remove declaration.
17651 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17652 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17653 * real.c (real_arithmetic): Add cast to enum type.
17654 (real_compare): Likewise.
17655 * target.h (struct gcc_target): Change return type of
17656 branch_target_register_class to enum reg_class.
17657 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17658 default_branch_target_register_class.
17659 * targhooks.c (default_branch_target_register_class): New function.
17660 * targhooks.h (default_branch_target_register_class): Declare.
17661 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17662 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17664 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17666 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17667 vect_uninitialized_def. Change 0 to ERROR_MARK.
17668 * tree-vect-stmts.c (supportable_widening_operation): Don't
17669 initialize icode1 and icode2.
17670 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17671 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17673 (cmn_err_flag_specs): Change 0 to STD_C89.
17674 (cmn_err_char_table): Likewise.
17675 * config/arm/arm.c (get_arm_condition_code): Change type of code
17676 to enum arm_cond_code.
17677 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17678 (IWMMXT_BUILTIN2): Likewise.
17679 (neon_builtin_type_bits): Don't define typedef.
17680 (neon_builtin_datum): Change type of bits field to int.
17681 (arm_expand_neon_args): Add cast to enum type.
17682 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17684 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17685 casts to enum type.
17686 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17688 * config/mips/mips.md (jal_macro): Return enum constant.
17689 (single_insn): Likewise.
17690 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17692 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17693 casts to enum type.
17694 * config/s390/s390.c (s390_tune_flags): Change type to int.
17695 (s390_arch_flags): Likewise.
17696 (s390_handle_arch_option): Change flags field of struct pta to int.
17697 * config/s390/s390.h (s390_tune_flags): Update declaration.
17698 (s390_arch_flags): Likewise.
17699 * config/sh/sh.c (prepare_move_operands): Compare
17700 tls_symbolic_operand result with enum constant.
17701 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17702 (sh_expand_prologue): Add cast to enum type.
17703 (sh_expand_epilogue): Likewise.
17704 (tls_symbolic_operand): Change return type to enum tls_model.
17705 (fpscr_set_from_mem): Add cast to enum type.
17706 (legitimize_pic_address): Compare tls_symbolic_operand result with
17708 (sh_target_reg_class): Change return type to enum reg_class.
17709 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17711 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17712 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17713 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17714 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17715 (delayed_branch, tls_call_delay): Likewise.
17716 (eligible_for_sibcall_delay): Likewise.
17717 (eligible_for_return_delay): Likewise.
17718 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17719 (spu_expand_builtin_1): Likewise.
17721 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17722 for all types of conversions.
17723 (output_init_element): Issue -Wc++-compat warning if needed when
17724 initializing a bitfield with enum type.
17725 * c-parser.c (c_parser_expression): Set original_type to
17726 original_type of right hand operand of comma operator.
17728 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17730 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17732 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17733 * doc/cpp.texi (Standard Predefined Macros)
17734 (Implementation-defined behavior): Likewise.
17735 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17736 * doc/gimple.texi (GIMPLE Exception Handling)
17737 (@code{GIMPLE_ASSIGN}): Likewise.
17738 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17739 * doc/invoke.texi (Warning Options, Optimize Options)
17740 (AVR Options, Darwin Options): Likewise.
17741 (Optimize Options): Reformulate -fwhole-program description.
17742 * doc/loop.texi (Lambda): Likewise.
17743 * doc/md.texi (Output Template, Define Constraints)
17744 (Standard Names, Insn Splitting): Likewise.
17745 * doc/options.texi (Option properties): Likewise.
17746 * doc/passes.texi (Tree-SSA passes): Likewise.
17747 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17748 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17749 (File Names and DBX): Likewise.
17750 * doc/trouble.texi (Incompatibilities): Likewise.
17752 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17754 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17755 instruction is correct.
17757 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17759 Allow non-constant arguments to conversion intrinsics.
17760 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17761 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17762 * spu.c (print_operand): Handle 'v' and 'w'.
17763 (exp2_immediate_p, spu_gen_exp2): Define.
17764 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17765 spu_convtf_1): Update parameter descriptions.
17766 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17767 * constraints.md ('v', 'w'): New.
17768 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17770 (i2f, I2F): New define_mode_attr.
17771 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17772 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17773 fixuns_truncv4sfv4si2): Update to use mode attribute.
17774 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17775 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17776 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17777 patterns for combine.
17779 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17781 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17782 (cprop, hoist, pre, store_motion): New debug counters.
17783 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17784 is not an RTL pass anymore.
17785 (pass_profiling): Remove extern decl for pass removed in 2005.
17786 (pass_gcse, pass_jump_bypass): Remove.
17787 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17788 to 0 for clean state.
17789 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17790 * cse.c (gate_handle_cse_after_global_opts,
17791 rest_of_handle_cse_after_global_opts): New functions.
17792 (pass_cse_after_global_opts): New pass, does local CSE.
17793 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17794 (TV_CPROP): New timevar.
17795 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17796 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17797 (gcse_main, recompute_all_luids): Remove.
17798 (compute_hash_table_work): Call max_reg_num instead of reading
17800 (cprop_jump): Don't set run_jump_opt_after_gcse.
17801 (constprop_register): Always allow to alter jumps.
17802 (cprop_insn): Likewise.
17803 (do_local_cprop): Likewise.
17804 (local_cprop_pass): Likewise. Return non-zero if something changed.
17805 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17806 (find_implicit_sets): Add note about missed optimization opportunity.
17807 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17808 pass_rtl_cprop execute function.
17809 Don't bother tracking the pass number, each pass gets its own dumpfile
17811 Always allow to alter jumpsand bypass jumps.
17812 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17813 will just find no suitable set.
17814 (pre_edge_insert): Fix dumping, this function is for PRE only.
17815 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17816 pass_rtl_pre execute function.
17817 (hoist_code): Return non-zero if something changed. Keep track of
17818 substitutions and insertions for statistics gathering similar to PRE.
17819 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17820 called from the pass_rtl_hoist execute function. Show pass statistics.
17821 (compute_store_table): Use max_reg_num directly instead of using the
17822 formerly global max_gcse_regno.
17823 (build_store_vectors): Likewise.
17824 (replace_store_insn): Fix dumping.
17825 (store_motion): Rename to ...
17826 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17827 pass, called from the pass_rtl_store_motion execute function. Keep
17828 track of substitutions and insertions for statistics gathering similar
17830 (bypass_jumps): Remove, fold interesting bits into ...
17831 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17832 from the pass_rtl_cprop execute function.
17833 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17834 pass_jump_bypass): Remove.
17835 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17836 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17837 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17838 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17839 (gate_rtl_store_motion, execute_rtl_store_motion,
17840 pass_rtl_store_motion): New.
17841 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17842 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17843 * passes.c (init_optimization_passes): Remove pass_gcse and
17844 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17845 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17846 instead of pass_jump_bypass.
17848 2009-04-27 Richard Guenther <rguenther@suse.de>
17850 PR middle-end/39928
17851 * gimplify.c (gimplify_expr): If we are required to create
17852 a temporary make sure it ends up as register.
17854 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17857 * config/i386/i386.c (construct_container): Don't call
17858 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17859 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17861 2009-04-27 Michael Matz <matz@suse.de>
17863 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17864 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17865 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17866 (dump_replaceable_exprs): Take a bitmap.
17867 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17869 (expand_gimple_basic_block): Likewise.
17870 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17871 replaceable_expressions member a bitmap.
17872 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17873 (mark_replaceable): Likewise.
17874 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17875 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17877 2009-04-27 Richard Guenther <rguenther@suse.de>
17879 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17880 (verify_stmts): Dispatch to gimple/type verification code.
17881 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17882 issue with call argument types.
17884 2009-04-27 Michael Matz <matz@suse.de>
17886 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17887 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17890 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17891 Eric Botcazou <ebotcazou@adacore.com>
17893 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17894 a label's basic block.
17895 (mark_target_live_regs): Tidy and rework obsolete comments.
17896 Change back DF problem to LIVE. If a label starts a basic block,
17897 assume that all registers that used to be live then still are.
17898 (init_resource_info): If a label starts a basic block, set its
17899 BLOCK_FOR_INSN accordingly.
17900 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17902 2009-04-27 Richard Guenther <rguenther@suse.de>
17904 * tree-flow-inline.h (function_ann): Remove.
17905 (get_function_ann): Likewise.
17906 * tree-dfa.c (create_function_ann): Remove.
17907 * tree-flow.h (struct static_var_ann_d): Remove.
17908 (struct function_ann_d): Likewise.
17909 (union tree_ann_d): Remove fdecl member.
17910 (function_ann_t): Remove.
17911 (function_ann, get_function_ann, create_function_ann): Remove
17914 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17916 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17918 2009-04-27 Jan Hubicka <jh@suse.cz>
17920 * ipa-pure-const.c (struct funct_state_d): New fields
17921 state_previously_known, looping_previously_known; remove
17922 state_set_in_source.
17923 (analyze_function): Use new fields.
17924 (propagate): Avoid assumption that state_set_in_source imply
17927 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17928 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17929 * cfgloop.h (finite_loop_p): Declare.
17931 2009-04-26 Michael Matz <matz@suse.de>
17933 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17935 2009-04-26 Michael Matz <matz@suse.de>
17937 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17938 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17939 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17940 pass_mark_used_blocks): Remove.
17941 * tree-optimize.c (pass_free_datastructures,
17942 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17943 * passes.c (init_optimization_passes): Don't call
17944 pass_mark_used_blocks, remove dead code.
17946 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17948 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17949 * tree-ssa-live.h (register_ssa_partition): Likewise.
17951 2009-04-26 Michael Matz <matz@suse.de>
17954 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17955 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17956 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17958 (compare_pairs): Swap cost comparison.
17959 (coalesce_ssa_name): Don't use change_partition_var.
17960 * tree-nrv.c (struct nrv_data): Add modified member.
17961 (finalize_nrv_r): Set it.
17962 (tree_nrv): Use it to update statements.
17963 (pass_nrv): Require PROP_ssa.
17964 * tree-mudflap.c (mf_decl_cache_locals,
17965 mf_build_check_statement_for): Use make_rename_temp.
17966 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17967 * alias.c (find_base_decl): Handle SSA names.
17968 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17969 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17970 * rtl.h (set_reg_attrs_for_parm): Declare.
17971 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17972 to "optimized", remove unused locals at finish.
17973 (execute_free_datastructures): Make global, call
17974 delete_tree_cfg_annotations.
17975 (execute_free_cfg_annotations): Don't call
17976 delete_tree_cfg_annotations.
17978 * ssaexpand.h: New file.
17979 * expr.c (toplevel): Include ssaexpand.h.
17980 (expand_assignment): Handle SSA names the same as register variables.
17981 (expand_expr_real_1): Expand SSA names.
17982 * cfgexpand.c (toplevel): Include ssaexpand.h.
17983 (SA): New global variable.
17984 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17985 (SSAVAR): New macro.
17986 (set_rtl): New helper function.
17987 (add_stack_var): Deal with SSA names, use set_rtl.
17988 (expand_one_stack_var_at): Likewise.
17989 (expand_one_stack_var): Deal with SSA names.
17990 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17991 before unique numbers.
17992 (expand_stack_vars): Use set_rtl.
17993 (expand_one_var): Accept SSA names, add asserts for them, feed them
17994 to above subroutines.
17995 (expand_used_vars): Expand all partitions (without default defs),
17996 then only the local decls (ignoring those expanded already).
17997 (expand_gimple_cond): Remove edges when jumpif() expands an
17998 unconditional jump.
17999 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
18000 or remove abnormal edges. Ignore insns setting the LHS of a TERed
18002 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
18003 members of SA; deal with PARM_DECL partitions here; expand
18004 all PHI nodes, free tree datastructures and SA. Commit instructions
18005 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
18006 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
18007 info and statements at start, collect garbage at finish.
18008 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
18009 (VAR_ANN_PARTITION) Remove.
18010 (change_partition_var): Don't declare.
18011 (partition_to_var): Always return SSA names.
18012 (var_to_partition): Only accept SSA names.
18013 (register_ssa_partition): Only check argument.
18014 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
18016 (delete_var_map): Don't free it.
18017 (var_union): Only accept SSA names, simplify.
18018 (partition_view_init): Mark only useful SSA names as used.
18019 (partition_view_fini): Only deal with SSA names.
18020 (change_partition_var): Remove.
18021 (dump_var_map): Use ssa_name instead of partition_to_var member.
18022 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
18024 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
18025 (struct _elim_graph): New member const_dests; nodes member vector of
18027 (set_location_for_edge): New static helper.
18028 (create_temp): Remove.
18029 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
18030 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
18031 (new_elim_graph): Allocate const_dests member.
18032 (clean_elim_graph): Truncate const_dests member.
18033 (delete_elim_graph): Free const_dests member.
18034 (elim_graph_size): Adapt to new type of nodes member.
18035 (elim_graph_add_node): Likewise.
18036 (eliminate_name): Likewise.
18037 (eliminate_build): Don't take basic block argument, deal only with
18038 partition numbers, not variables.
18039 (get_temp_reg): New static helper.
18040 (elim_create): Use it, deal with RTL temporaries instead of trees.
18041 (eliminate_phi): Adjust all calls to new signature.
18042 (assign_vars, replace_use_variable, replace_def_variable): Remove.
18043 (rewrite_trees): Only do checking.
18044 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
18045 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
18046 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
18047 contains_tree_r, MAX_STMTS_IN_LATCH,
18048 process_single_block_loop_latch, analyze_edges_for_bb,
18049 perform_edge_inserts): Remove.
18050 (expand_phi_nodes): New global function.
18051 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
18052 functions, initialize new parameter, remember partitions having a
18054 (finish_out_of_ssa): New global function.
18055 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
18056 don't reset in_ssa_p here, don't disable TER when mudflap.
18057 (pass_del_ssa): Remove.
18058 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
18060 (execute_free_datastructures): Declare.
18061 * Makefile.in (SSAEXPAND_H): New variable.
18062 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
18063 * basic-block.h (commit_one_edge_insertion): Declare.
18064 * passes.c (init_optimization_passes): Move pass_nrv and
18065 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
18066 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
18067 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
18068 (redirect_branch_edge): Deal with super block when expanding, split
18069 out jump patching itself into ...
18070 (patch_jump_insn): ... here, new static helper.
18072 2009-04-26 Michael Matz <matz@suse.de>
18074 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
18075 beyond num_ssa_names.
18076 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
18077 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
18079 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18081 PR inline-asm/39543
18082 * fwprop.c (forward_propagate_asm): New function.
18083 (forward_propagate_and_simplify): Propagate also into __asm, if it
18084 doesn't increase the number of referenced registers.
18087 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
18089 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18091 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
18092 note_nonlocal_vla_type for nonlocal VLAs.
18093 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
18094 contains_remapped_vars, remap_vla_decls): New functions.
18095 (convert_nonlocal_reference_stmt): If not optimizing, call
18096 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
18097 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
18098 if it wasn't found in var_map.
18099 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
18100 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
18101 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
18103 * gimplify.c (nonlocal_vlas): New variable.
18104 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
18106 (gimplify_body): Create and destroy nonlocal_vlas.
18108 * dwarf2out.c (loc_descr_plus_const): New function.
18109 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
18110 mem_loc_descriptor, loc_descriptor_from_tree_1,
18111 descr_info_loc, gen_variable_die): Use it.
18113 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
18114 !TREE_STATIC VAR_DECLs.
18115 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
18116 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
18117 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
18118 DECL_BY_REFERENCE is valid.
18119 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
18120 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
18121 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
18122 Copy DECL_BY_REFERENCE.
18123 (struct nesting_copy_body_data): New type.
18124 (nesting_copy_decl): New function.
18125 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
18126 if they have variable length.
18128 2009-04-26 Michael Matz <matz@suse.de>
18130 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
18131 mark new temporaries for renaming.
18133 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18136 * c-decl.c (global_bindings_p): Return negative value.
18137 (c_variable_size): New. Based on variable_size from
18139 (grokdeclarator): Call c_variable_size not variable_size.
18141 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
18143 * config/i386/i386.c (print_operand) ['z']: Fix typo.
18145 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
18147 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
18148 Redefine it to just use mingw/include.
18149 (ASM_SPEC): Rules for -m32 and -m64.
18150 (LINK_SPEC): Use Likewise.
18151 (SPEC_32): New define.
18152 (SPEC_64): Likewise.
18153 (SUB_LINK_SPEC): Likewise.
18154 (MULTILIB_DEFAULTS): New define.
18155 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
18156 Add multilib options.
18157 (MULTILIB_DIRNAMES): Likewise.
18158 (MULTILIB_OSDIRNAMES): Likewise.
18159 (LIBGCC): Likewise.
18160 (INSTALL_LIBGCC): Likewise.
18162 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18165 * c-tree.h (enum c_inline_static_type): New.
18166 (record_inline_static): Declare.
18167 * c-decl.c (struct c_inline_static, c_inline_statics,
18168 record_inline_static, check_inline_statics): New.
18169 (pop_file_scope): Call check_inline_statics.
18170 (start_decl): Call record_inline_static instead of pedwarning
18171 directly for static in inline function.
18172 * c-typeck.c (build_external_ref): Call record_inline_static
18173 instead of pedwarning directly for static referenced in inline
18176 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
18178 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
18179 not new but only being rescanned.
18180 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
18181 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
18182 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
18183 record_set_info, compute_set, grealloc): Remove.
18184 (recompute_all_luids): New function.
18185 (gcse_main): Don't compute sets, and don't do related memory
18186 allocations/free-ing. If something changed before the end of the
18187 pass, update LUIDs using recompute_all_luids.
18188 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
18189 (free_gcse_mem): Don't free it either.
18190 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
18191 Use the df insn LUIDs.
18192 (load_killed_in_block): Likewise.
18193 (compute_hash_table_work): Don't compute reg_set_in_block.
18194 (compute_transp): Use DF_REG_DEF_CHAINs.
18195 (local_cprop_pass): Don't use compute_sets and related functions.
18196 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
18197 Use get_max_uid() instead of max_cuid.
18198 (insert_insn_end_basic_block, pre_insert_copy_insn,
18199 update_ld_motion_stores): Don't try to
18200 keep reg_set tables up to date.
18201 (pre_insert_copies): Use df insn LUIDs.
18202 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
18203 (reg_set_info): Don't use extra bitmap argument.
18204 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
18205 information to compute regs_set_in_block.
18206 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
18207 (bypass_jumps): Don't use compute_sets and friends.
18209 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18212 * opts.c (undocumented_msg): Do not leave blank even with
18215 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18217 * c-decl.c (build_enumerator): Allow values folding to integer
18218 constants but not integer constant expressions with a pedwarn if
18221 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18224 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
18225 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
18226 type is an integer constant.
18228 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18231 * config/i386/i386.c (print_operand) ['z']: Revert handling of
18234 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18237 * c-decl.c (grokdeclarator): Diagnose declarations of functions
18238 with variably modified return type and no storage class
18239 specifiers, except for the case of nested functions. Distinguish
18240 extern declarations of functions with variably modified return
18241 types from those of objects with variably modified types.
18243 2009-04-25 Jan Hubicka <jh@suse.cz>
18245 * tree.c (list_equal_p): New function.
18246 * tree.h (list_equal_p): Declare.
18247 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18248 basic_block_def, basic_block, const_basic_block): New.
18249 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
18250 (redirect_eh_edge): New function.
18251 (make_eh_edge_update_phi): EH edges are not abnormal.
18252 * except.c: Include tree-flow.h.
18253 (list_match): New function.
18254 (eh_region_replaceable_by_p): New function.
18255 (replace_region): New function.
18256 (hash_type_list): New function.
18257 (hash_eh_region): New function.
18258 (eh_regions_equal_p): New function.
18259 (merge_peers): New function.
18260 (remove_unreachable_regions): Verify EH tree when checking;
18262 (copy_eh_region_1): New function.
18263 (copy_eh_region): New function.
18264 (push_reachable_handler): New function.
18265 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
18266 regions without label but with live RESX.
18267 * except.h (redirect_eh_edge_to_label): New.
18268 * tree-flow.h (redirect_eh_edge): New.
18269 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18270 basic_block_def, basic_block, const_basic_block): Remove.
18271 * Makefile.in (except.o): Add dependency on tree-flow.h
18272 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
18273 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
18276 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
18279 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
18280 on the destination of memcpy.
18282 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
18284 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
18285 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
18286 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
18288 2009-04-25 Jan Hubicka <jh@suse.cz>
18290 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
18291 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
18292 to be reached by different label than left.
18293 (update_eh_edges): Update comment; remove edge_to_remove if possible
18294 and return true if suceeded.
18295 (cleanup_empty_eh): Accept sharing map; handle shared regions.
18296 (cleanup_eh): Compute sharing map.
18297 * except.c (remove_eh_handler_and_replace): Add argument if we should
18299 (remove_unreachable_regions): Update for label sharing.
18300 (label_to_region_map): Likewise.
18301 (get_next_region_sharing_label): New function.
18302 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
18304 (remove_eh_handler): Update.
18305 (remove_eh_region_and_replace_by_outer_of): New function.
18306 * except.h (struct eh_region): Add next_region_sharing_label.
18307 (remove_eh_region_and_replace_by_outer_of,
18308 get_next_region_sharing_label): Declare.
18309 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
18311 2009-04-25 Jan Hubicka <jh@suse.cz>
18313 * tree-cfg.c (split_critical_edges): Split also edges where we can't
18314 insert code even if they are not critical.
18316 2009-04-25 Jan Hubicka <jh@suse.cz>
18318 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18319 (gimple_can_remove_branch_p): EH edges won't remove branch by
18321 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
18322 updating of non-abnormal EH edges.
18323 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18324 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
18325 (split_critical_edges): Split also edges where emitting code on them
18326 will lead to splitting later.
18328 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18329 H.J. Lu <hongjiu.lu@intel.com>
18332 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
18333 the configured assembler supports fildq and fistpq mnemonics.
18334 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
18335 * configure: Regenerated.
18336 * config.in: Ditto.
18338 * config/i386/i386.c (print_operand): Handle 'Z'.
18339 ['z']: Remove handling of special fild/fist suffixes.
18340 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
18341 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
18342 suffix of fild insn.
18343 (*floatsi<mode>2_vector_mixed): Ditto.
18344 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
18345 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
18346 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18347 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
18348 * config/i386/gas.h (GAS_MNEMONICS): Remove.
18350 2009-04-25 Ben Elliston <bje@au.ibm.com>
18352 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
18353 the source of a set operation.
18355 2009-04-25 Anatoly Sokolov <aesok@post.ru>
18357 * target.h (struct gcc_target): Add case_values_threshold field.
18358 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
18359 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
18360 * targhooks.c (default_case_values_threshold): New function.
18361 * targhooks.h (default_case_values_threshold): Declare function.
18362 * stmt.c (expand_case): Use case_values_threshold target hook.
18363 * expr.h (case_values_threshold): Remove declartation.
18364 * expr.c (case_values_threshold): Remove function.
18365 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
18367 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
18368 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18369 (avr_case_values_threshold): Declare as static.
18370 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
18372 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
18373 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18374 (mn10300_case_values_threshold): New function.
18376 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18378 * ira.c (setup_cover_and_important_classes): Add enum cast.
18380 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
18382 * genpreds.c (write_enum_constraint_num): Output definition of
18383 CONSTRAINT_NUM_DEFINED_P macro.
18384 * ira.c (setup_cover_and_important_classes): Use
18385 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
18387 2009-04-24 DJ Delorie <dj@redhat.com>
18389 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
18390 __SH2A_SINGLE_ONLY__ also.
18392 2009-04-24 Steve Ellcey <sje@cup.hp.com>
18394 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
18395 (movdf_internal): Ditto.
18396 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
18397 SFmode and DFmode constants.
18398 (ia64_print_operand): Add 'G' format for printing
18399 floating point constants.
18401 2009-04-24 Richard Guenther <rguenther@suse.de>
18403 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
18404 from unsigned additions.
18406 2009-04-24 Joseph Myers <joseph@codesourcery.com>
18408 * c-typeck.c (set_init_index): Allow array designators that are
18409 not integer constant expressions with a pedwarn if pedantic.
18411 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18413 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
18414 zero if no overlap in nonzero bits between the operands.
18416 2009-04-24 Ian Lance Taylor <iant@google.com>
18418 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
18419 (record_dead_and_set_regs): Likewise.
18420 * df.h (struct df_mw_hardreg): Change flags field to int.
18421 (struct df_base_ref): Likewise.
18422 (struct df): Change changeable_flags field to int.
18423 * df-scan.c (df_defs_record): Change clobber_flags to int.
18424 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
18425 constants rather than #define macros.
18426 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
18427 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
18428 (enum dwarf_calling_convention): Likewise.
18429 (enum dwarf_line_number_x_ops): Likewise.
18430 (enum dwarf_call_frame_info): Likewise.
18431 (enum dwarf_source_language): Likewise.
18432 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
18433 (add_calling_convention_attribute): Likewise.
18434 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
18435 (combine_comparisons): Change compcode to int. Add cast to enum type.
18436 * genrecog.c (maybe_both_true_2): Change c to int.
18437 (write_switch): Likewise. Add cast to enum type.
18438 * gimplify.c (gimplify_omp_for): Handle return values from
18439 gimplify_expr using MIN rather than bitwise or.
18440 (gimplify_expr): Add cast to enum type.
18441 * ipa-prop.c (update_jump_functions_after_inlining): Change
18442 IPA_BOTTOM to IPA_JF_UNKNOWN.
18443 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
18444 Add casts to enum type.
18445 (setup_cover_and_important_classes): Change cl to int. Add casts
18447 (setup_class_translate): Change cl and mode to int.
18448 (ira_init_once): Change mode to int.
18449 (free_register_move_costs): Likewise.
18450 (setup_prohibited_mode_move_regs): Add casts to enum type.
18451 * langhooks.c (add_builtin_function_common): Rework assertion that
18452 value fits bitfield.
18453 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
18454 * omega.c (omega_do_elimination): Avoid math on enum types.
18455 * optabs.c (expand_vec_shift_expr): Remove casts to int.
18456 * opts.c (set_debug_level): Change 2 to enum constant. Use new
18457 int local to handle integral_argment value.
18458 * regmove.c (try_auto_increment): Change PUT_MODE to
18460 * reload.c (push_secondary_reload): Add casts to enum type.
18461 (secondary_reload_class, find_valid_class): Likewise.
18462 * reload1.c (emit_input_reload_insns): Likewise.
18463 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
18464 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
18465 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
18467 * tree.c (build_common_builtin_nodes): Add casts to enum type.
18468 * tree-complex.c (complex_lattice_t): Typedef to int rather than
18470 (expand_complex_libcall): Add casts to enum type.
18471 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
18472 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
18473 with ERROR_MARK, not NUM_TREE_CODES.
18474 (vect_create_epilog_for_reduction): Likewise.
18475 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
18476 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
18477 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
18479 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
18480 vect_unused_in_loop. Change 0 to loop_vect.
18481 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
18482 * var-tracking.c (get_init_value): Change return type to enum
18484 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
18485 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
18487 (arm_override_options): Add casts to enum type.
18488 (arm_emit_tls_decoration): Likewise.
18489 * config/i386/i386.c (ix86_function_specific_restore): Add casts
18491 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
18492 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
18493 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
18495 * config/s390/s390.c (code_for_builtin_64): Change to array of
18497 (code_for_builtin_31): Likewise.
18498 (s390_expand_builtin): Change code_for_builtin to enum insn_code
18500 * config/sparc/sparc.c (sparc_override_options): Change value
18501 field in struct code_model to enum cmodel. In initializer change
18502 0 to NULL and add cast to enum type.
18504 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
18505 Change all callers. Issue a -Wc++-compat warning using
18506 lhs_origtype if necessary.
18507 (convert_for_assignment): Issue -Wc++-compat warnings about
18508 invalid conversions to enum type on assignment.
18509 * c-common.h (build_modify_expr): Update declaration.
18511 2009-04-24 Nick Clifton <nickc@redhat.com>
18513 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
18514 (function_arg_advance): Likewise.
18515 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
18518 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18520 * config/s390/constraints.md ('I', 'J'): Fix condition.
18522 2009-04-24 Diego Novillo <dnovillo@google.com>
18524 * gengtype-parse.c (parse_error): Add newline after message.
18526 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18528 * config/i386/sse.md (avxmodesuffixs): Removed.
18529 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18530 (*avx_pinsr<ssevecsize>): This.
18532 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18534 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18535 follow chains of regs with a single definition, and allow expressions
18536 that are function_invariant_p.
18537 (simple_rhs_p): Allow expressions that are function_invariant_p.
18539 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18541 PR middle-end/39867
18542 * fold-const.c (fold_cond_expr_with_comparison): When folding
18543 > and >= to MAX, make sure the MAX uses the same type as the
18544 comparison's operands.
18546 2009-04-24 Nick Clifton <nickc@redhat.com>
18548 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18549 addressing for DImode accesses.
18550 (frv_print_operand_address): Handle PLUS case.
18551 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18553 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18555 PR rtl-optimization/39794
18556 * alias.c (canon_true_dependence): Add x_addr argument.
18557 * rtl.h (canon_true_dependence): Adjust prototype.
18558 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18559 * cselib.c (cselib_invalidate_mem): Likewise.
18560 * gcse.c (compute_transp): Likewise.
18561 * dse.c (scan_reads_nospill): Likewise.
18562 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18563 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18564 canon_base_addr of the group, plus optional offset.
18565 (struct group_info): Rename canon_base_mem to
18567 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18568 canon_rtx of base_mem.
18570 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18572 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18573 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18575 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18577 * config/spu/spu-builtins.h: Delete file.
18579 * config/spu/spu.h (enum spu_builtin_type): Move here from
18581 (struct spu_builtin_description): Likewise. Add GTY marker.
18582 Do not use enum spu_function_code or enum insn_code.
18583 (spu_builtins): Add extern declaration.
18585 * config/spu/spu.c: Do not include "spu-builtins.h".
18586 (enum spu_function_code, enum spu_builtin_type_index,
18587 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18588 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18589 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18590 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18591 (spu_builtin_types): Make static. Add GTY marker.
18592 (spu_builtins): Add extern declaration with GTY marker.
18593 Include "gt-spu.h".
18595 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18596 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18597 Check programmatically whether all parameters are scalar.
18599 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18601 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18603 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18604 assignment from the constructor either if the target is volatile.
18606 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18608 * config/arm/arm.md (insv): Do not share operands[0].
18610 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18612 * config/vxlib-tls.c (active_tls_threads): Delete.
18613 (delete_hook_installed): New.
18614 (tls_delete_hook): Don't delete the delete hook.
18615 (tls_destructor): Delete it here.
18616 (__gthread_set_specific): Adjust installing the delete hook.
18617 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18618 __gthread_leave_tsd_dtor_context.
18620 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18622 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18624 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18626 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18628 (alpha_rtx_costs): Ditto.
18629 (emit_unlikely_jump): Use add_reg_note.
18630 (emit_frame_store_1): Ditto.
18631 (alpha_expand_prologue): Ditto.
18632 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18633 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18635 2009-04-23 Nick Clifton <nickc@redhat.com>
18637 * config/v850/v850.md (epilogue): Remove suppressed code.
18638 (return): Rename to return_simple and remove test of frame size.
18639 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18640 to gen_return_simple.
18642 2009-04-22 Jing Yu <jingyu@google.com>
18645 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18647 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18650 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18651 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18652 value is a VECTOR_CST, the element type is the element type of the
18655 2009-04-22 DJ Delorie <dj@redhat.com>
18657 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18659 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18661 * alias.c (find_base_term): Move around LO_SUM case, so that
18662 CONST falls through into PLUS/MINUS handling.
18665 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18666 into 0, use omit_one_operand.
18668 2009-04-23 Ben Elliston <bje@au.ibm.com>
18670 * config/rs6000/linux-unwind.h (get_regs): Remove type
18671 puns. Change the type of `pc' to an array of unsigned ints and
18672 update all users. Constify frame24.
18674 2009-04-22 DJ Delorie <dj@redhat.com>
18676 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18677 declarations before code.
18678 (current_function_special_page_vector): Likewise.
18679 (m32c_expand_insv): Silence a warning.
18681 2009-04-21 Taras Glek <tglek@mozilla.com>
18683 * alias.c: Update GTY annotations to new syntax.
18684 * basic-block.h: Likewise.
18685 * bitmap.h: Likewise.
18686 * c-common.h: Likewise.
18687 * c-decl.c: Likewise.
18688 * c-parser.c: Likewise.
18689 * c-pragma.c: Likewise.
18690 * c-tree.h: Likewise.
18691 * cfgloop.h: Likewise.
18692 * cgraph.h: Likewise.
18693 * config/alpha/alpha.c: Likewise.
18694 * config/arm/arm.h: Likewise.
18695 * config/avr/avr.h: Likewise.
18696 * config/bfin/bfin.c: Likewise.
18697 * config/cris/cris.c: Likewise.
18698 * config/darwin.c: Likewise.
18699 * config/frv/frv.c: Likewise.
18700 * config/i386/i386.c: Likewise.
18701 * config/i386/i386.h: Likewise.
18702 * config/i386/winnt.c: Likewise.
18703 * config/ia64/ia64.h: Likewise.
18704 * config/iq2000/iq2000.c: Likewise.
18705 * config/mips/mips.c: Likewise.
18706 * config/mmix/mmix.h: Likewise.
18707 * config/pa/pa.c: Likewise.
18708 * config/pa/pa.h: Likewise.
18709 * config/rs6000/rs6000.c: Likewise.
18710 * config/s390/s390.c: Likewise.
18711 * config/sparc/sparc.c: Likewise.
18712 * config/xtensa/xtensa.c: Likewise.
18713 * cselib.h: Likewise.
18714 * dbxout.c: Likewise.
18715 * dwarf2out.c: Likewise.
18716 * except.c: Likewise.
18717 * except.h: Likewise.
18718 * fixed-value.h: Likewise.
18719 * function.c: Likewise.
18720 * function.h: Likewise.
18721 * gimple.h: Likewise.
18722 * integrate.c: Likewise.
18723 * optabs.c: Likewise.
18724 * output.h: Likewise.
18725 * real.h: Likewise.
18727 * stringpool.c: Likewise.
18728 * tree-data-ref.c: Likewise.
18729 * tree-flow.h: Likewise.
18730 * tree-scalar-evolution.c: Likewise.
18731 * tree-ssa-address.c: Likewise.
18732 * tree-ssa-alias.h: Likewise.
18733 * tree-ssa-operands.h: Likewise.
18734 * tree.c: Likewise.
18735 * tree.h: Likewise.
18736 * varasm.c: Likewise.
18737 * varray.h: Likewise.
18739 * coretypes.h: Do not define GTY macro if it is already defined.
18740 * doc/gty.texi: Update GTY documentation to new syntax.
18741 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18742 annotations on structs.
18743 * gengtype-parse.c: Likewise.
18745 2009-04-22 Mark Heffernan <meheff@google.com>
18747 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18749 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18751 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18754 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18756 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18757 the same as a PLUS without a shift. Increase the cost of a
18760 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18762 * Makefile.in: Update dependencies.
18763 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18764 * errors.h: Remove bogus comment about compatibility.
18765 (warning): Update declaration.
18766 * genautomata.c: Update all calls to warning.
18767 * gimple.c: Do not include errors.h. Include toplev.h.
18768 * tree-ssa-structalias.c: Do not include errors.h.
18769 * omega.c: Likewise.
18770 * tree-ssa-reassoc.c: Likewise.
18771 * config/spu/spu-c.c: Likewise.
18772 * config/spu/t-spu-elf: Update dependencies.
18774 2009-04-22 Richard Guenther <rguenther@suse.de>
18776 PR tree-optimization/39824
18777 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18778 make sure the types are compatible.
18780 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18783 * c-common.c (c_parse_error): Take a token_flags parameter.
18784 Use token_type for the token type instead.
18785 Pass token_flags to cpp_type2name.
18786 * c-common.h (c_parse_error): Update declaration.
18787 * c-parser.c (c_parser_error): Pass 0 as token flags.
18789 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18791 PR rtl-optimization/39580
18792 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18794 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18796 * function.c (expand_function_end): Do not emit a jump to the "naked"
18797 return label for fall-through returns.
18798 * except.c (sjlj_emit_function_exit): Always place the call to the
18799 unregister function at the location installed by expand_function_end.
18801 2009-04-22 Richard Guenther <rguenther@suse.de>
18803 PR tree-optimization/39845
18804 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18805 (gen_inbound_check): Likewise.
18807 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18809 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18811 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18812 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18814 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18816 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18817 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18818 shift counts to avoid out-of-bounds array accesses.
18820 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18822 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18823 (Pmode): Move above.
18825 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18827 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18828 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18829 GET_CODE macro. Use IN_RANGE macro where appropriate.
18830 * config/alpha/alpha.h: Ditto.
18831 * config/alpha/alpha.md: Ditto.
18832 * config/alpha/constraints.md: Ditto.
18833 * config/alpha/predicates.md: Ditto.
18835 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18837 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18838 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18839 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18840 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18841 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18842 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18843 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18844 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18845 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18846 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18847 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18848 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18849 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18850 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18851 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18852 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18853 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18854 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18855 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18856 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18857 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18858 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18859 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18860 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18861 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18862 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18863 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18865 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18867 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18868 references from comments.
18869 * cfgbuild.c: (count_basic_blocks): Delete.
18870 (find_basic_blocks_1): Delete.
18871 (find_basic_blocks): Delete.
18872 * except.c (finish_eh_generation): Make static. Move comment from
18873 except.h here. Remove find_basic_blocks references from comments.
18874 * except.h (finish_eh_generation): Delete.
18875 * basic-block.h (find_basic_blocks): Delete.
18876 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18878 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18880 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18881 (sdbout_parms): Likewise.
18883 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18885 * config/sh/sh.c (prepare_cbranch_operands): Use
18886 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18887 (expand_cbranchdi4): Likewise.
18888 (from_compare): Add cast to enum type.
18889 (expand_cbranchsi4): Use add_reg_note.
18890 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18891 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18892 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18893 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18894 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18895 instead of CODE_FOR_nothing.
18896 (cbranchdi4): Likewise. Fix the order of arguments for
18898 (push_fpscr): Use add_reg_note.
18899 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18900 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18902 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18904 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18905 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18906 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18907 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18908 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18909 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18910 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18911 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18912 config/alpha/x-vms, config/arc/t-arc,
18913 config/arm/README-interworking, config/arm/arm-c.c,
18914 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18915 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18916 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18917 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18918 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18919 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18920 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18921 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18922 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18923 config/cris/t-elfmulti, config/crx/t-crx,
18924 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18925 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18926 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18927 config/h8300/t-h8300, config/i386/athlon.md,
18928 config/i386/darwin-libgcc.10.4.ver,
18929 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18930 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18931 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18932 config/i386/t-linux64, config/i386/t-nwld,
18933 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18934 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18935 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18936 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18937 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18938 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18939 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18940 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18941 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18942 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18943 config/m68k/t-uclinux, config/mcore/t-mcore,
18944 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18945 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18946 config/mips/crtn.asm, config/mips/irix-crti.asm,
18947 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18948 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18949 config/mips/mips-fixed.md, config/mips/sb1.md,
18950 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18951 config/mips/t-iris6, config/mips/t-isa3264,
18952 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18953 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18954 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18955 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18956 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18957 config/mn10300/t-linux, config/mn10300/t-mn10300,
18958 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18959 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18960 config/picochip/libgccExtras/clzsi2.asm,
18961 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18962 config/rs6000/darwin-libgcc.10.4.ver,
18963 config/rs6000/darwin-libgcc.10.5.ver,
18964 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18965 config/rs6000/t-aix43, config/rs6000/t-aix52,
18966 config/rs6000/t-darwin, config/rs6000/t-fprules,
18967 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18968 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18969 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18970 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18971 config/rs6000/t-rtems, config/rs6000/t-spe,
18972 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18973 config/score/t-score-elf, config/sh/divcost-analysis,
18974 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18975 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18976 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18977 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18978 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18979 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18980 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18981 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18982 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18983 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18984 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18985 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18986 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18987 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18988 * config/h8300/genmova.sh: Include copyright and license notices
18989 in generated output.
18990 * config/h8300/mova.md: Regenerate.
18991 * doc/install.texi2html: Include word "Copyright" in copyright
18992 notice and use name "Free Software Foundation, Inc.".
18993 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18994 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18995 ChangeLog-2007, ChangeLog-2008: Correct dates.
18997 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18999 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
19000 NE_EXPR operations as well.
19001 * c-parser.c (c_parser_condition): Do not set location information on
19003 (c_parser_conditional_expression): Likewise.
19004 (c_parser_binary_expression): Set location information on operators.
19005 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
19006 TRUTH_NOT_EXPR has been folded.
19007 * fold-const.c (fold_truth_not_expr): Copy location information from
19008 the incoming expression to the outgoing one.
19009 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
19010 recursive calls on the LHS of the operator but pass that of the
19011 operator to recursive calls on the RHS of the operator. Set it
19013 (shortcut_cond_expr): Set the locus of the operator on the second
19014 COND_EXPR and that of the expression on the first in degenerate cases.
19015 Pass the locus of the expression to calls to shortcut_cond_r.
19016 Set the locus of the 'then' block on the associated jump, if any.
19017 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
19018 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
19019 expression to call to gimplify_boolean_expr.
19021 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
19023 * config.gcc: Add additional configuration for
19024 i686-w64-mingw* and x86_64-w64-mingw* triplet.
19025 * config/i386/mingw-w64.h: New mingw-w64 specific header.
19026 (CPP_SPEC): Redefine for allowing -municode option.
19027 (STARTFILE_SPEC): Likewise.
19028 * config/i386/t-mingw-w64: New.
19029 * config/i386/mingw-w64.opt: New.
19030 (municode): Add new target option.
19031 * doc/invoke.texi (municode): Add documentation for new option.
19033 2009-04-21 Ian Lance Taylor <iant@google.com>
19035 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19036 Correct test for number of arguments.
19037 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
19039 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
19041 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
19042 argument of emit_library_call.
19044 2009-04-21 Richard Guenther <rguenther@suse.de>
19046 PR middle-end/39829
19047 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
19048 inside VIEW_CONVERT_EXPRs.
19050 2009-04-21 Martin Jambor <mjambor@suse.cz>
19052 * tree-switch-conversion.c (build_constructors): Split a long line.
19053 (constructor_contains_same_values_p): New function.
19054 (build_one_array): Create assigns of constants if possible, do not
19055 call mark_sym_for_renaming, call update_stmt.
19056 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
19057 make_rename_temp. Do not call mark_symbols_for_renaming, call
19059 (gen_def_assigns): Do not call mark_symbols_for_renaming or
19060 find_new_referenced_vars, call update_stmt.
19061 (gen_inbound_check): Use create_tmp_var and create ssa names manually
19062 instead of calling make_rename_temp. Do not call
19063 find_new_referenced_vars or mark_symbols_for_renaming, call
19066 2009-04-21 Richard Guenther <rguenther@suse.de>
19068 PR tree-optimization/39827
19069 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
19070 (tree_ssa_phiprop): Pass the correct array size.
19072 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
19074 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
19076 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
19079 * c-typeck.c (lvalue_p): Move declaration ...
19080 * c-common.h (lvalue_p): ... to here.
19081 * c-common.c (candidate_equal_p): New.
19082 (add_tlist): Use it.
19083 (merge_tlist): Use it.
19084 (warn_for_collisions_1): Likewise.
19085 (warning_candidate_p): Accept more candidates.
19086 (verify_tree): A warning candidate can be an expression. Use
19089 2009-04-21 Ben Elliston <bje@au.ibm.com>
19092 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
19093 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
19094 options. Remove -mcall-solaris documentation.
19096 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19099 * doc/invoke.texi (-Wlong-long): Update description.
19100 * c-lex (interpret_integer): Only warn if there was no previous
19101 overflow and -Wlong-long is enabled.
19102 * c-decl.c (declspecs_add_type): Drop redundant flags.
19103 * c.opt (Wlong-long): Init to -1.
19104 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
19105 and front-end warn_long_long. Wlong-long only depends on other
19106 flags if it is uninitialized.
19107 * c-parser.c (disable_extension_diagnostics): warn_long_long is
19108 the same for CPP and FE.
19109 (restore_extension_diagnostics): Likewise.
19111 2009-04-20 Ian Lance Taylor <iant@google.com>
19113 Fix enum conversions which are invalid in C++:
19114 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
19115 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
19116 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
19117 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
19118 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
19119 (dbxout_parms): Likewise.
19120 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
19121 (df_clear_flags): Likewise.
19122 * df-problems.c (df_rd_bb_local_compute_process_def): Change
19123 top_flag parameter to int.
19124 (df_chain_create_bb_process_use): Likewise.
19125 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
19127 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
19128 (df_ref_create_structure, df_def_record_1): Likewise.
19129 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
19130 (df_notes_rescan): Change 0 to VOIDmode in function call.
19131 (df_get_call_refs, df_insn_refs_collect): Likewise.
19132 (df_bb_regs_collect): Likewise.
19133 (df_entry_block_defs_collect): Likewise.
19134 (df_exit_block_uses_collect): Likewise.
19135 * df.h: Update declarations.
19136 * double-int.c (double_int_divmod): Add cast to enum type.
19137 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
19138 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
19139 (based_loc_descr): Likewise.
19140 (loc_descriptor_from_tree_1): Change first_op and second_op to
19141 enum dwarf_location_atom. Add cast to enum type.
19142 * expmed.c (init_expmed): Change 0 to SET in function call.
19143 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
19144 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
19145 (do_store_flag): Likewise.
19146 * fixed-value.h (struct fixed_value): Change mode to enum
19148 * function.c (assign_parms): Change 0 to VOIDmode in function call.
19149 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
19151 (insert_insn_decl, insert_decl, insert_state): Likewise.
19152 (automata_list_finish): Likewise.
19153 * genrecog.c (process_define_predicate): Add cast to enum type.
19154 * gensupport.c (init_predicate_table): Add cast to enum type.
19155 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
19157 (gimple_build_call_1, gimple_build_label): Likewise.
19158 (gimple_build_goto, gimple_build_asm_1): Likewise.
19159 (gimple_build_switch_1, gimple_build_cdt): Likewise.
19160 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
19161 (enum fallback): Rename from enum fallback_t.
19162 (fallback_t): Typedef as int.
19163 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
19164 GSI_SAME_STMT in function call.
19165 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
19167 (setup_reg_class_relations): Likewise.
19168 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
19169 (setup_prohibited_class_mode_regs): Add cast to enum type.
19170 (setup_prohibited_mode_move_regs): Likewise.
19171 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
19172 (record_address_regs): Change i to enum reg_class.
19173 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
19174 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
19175 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
19176 (GET_MODE_2XWIDER_MODE): Likewise.
19177 (GET_CLASS_NARROWEST_MODE): Likewise.
19178 * omp-low.c (expand_omp_for): Add cast to enum type.
19179 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
19180 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
19181 * postreload.c (reload_cse_simplify_operands): Change rclass local
19183 * predict.c (combine_predictions_for_insn): Change best_predictor
19184 and predictor to enum br_predictor.
19185 (combine_predictions_for_bb): Likewise.
19186 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
19187 use SET_PREDICT_EXPR_OUTCOME.
19188 * real.c (real_arithmetic): Change icode to code in function call.
19189 * reginfo.c (init_move_cost): Add casts to enum type.
19190 (init_reg_sets_1, init_fake_stack_mems): Likewise.
19191 * regmove.c (regclass_compatible_p): Change class0 and class1 to
19193 * reload.c (find_valid_class): Add casts to enum type.
19194 (push_reload): Change 0 to NO_REGS in function call.
19195 (find_reloads): Change this_alternative to array of enum
19196 reg_class. Remove some now-unnecessary casts.
19197 (make_memloc): Change 0 to VOIDmode in function call.
19198 * reload1.c (reload): Change 0 to VOIDmode in function call.
19199 (eliminate_regs_1, elimination_effects): Likewise.
19200 (eliminate_regs_in_insn): Likewise.
19201 (emit_input_reload_insns): Add cast to enum type.
19202 (delete_output_reload): Change 0 to VOIDmode in function call.
19203 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
19204 to enum type in function call.
19205 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
19206 (SET_PREDICT_EXPR_OUTCOME): Define.
19207 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
19208 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
19209 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
19210 (dump_function): Likewise.
19211 * tree-dump.h: Update declarations.
19212 * tree-pass.h: Update declarations.
19213 * varasm.c (assemble_integer): Change mclass to enum mode_class.
19214 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
19216 (arm_rtx_costs_1): Correct parenthesization.
19217 (arm_rtx_costs): Add casts to enum type.
19218 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
19219 (vfp_emit_fstmd): Use add_rg_note.
19220 (emit_multi_reg_push, emit_sfm): Likewise.
19221 (thumb_set_frame_pointer): Likewise.
19222 (arm_expand_prologue): Likewise.
19223 (arm_regno_class): Change return type to enum reg_class.
19224 (thumb1_expand_prologue): Use add_reg_note.
19225 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
19226 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
19228 * config/arm/gentune.sh: Add cast to enum type.
19229 * config/arm/arm-tune.md: Rebuild.
19230 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
19231 (ix86_split_fp_branch, predict_jump): Likewise.
19232 (ix86_expand_multi_arg_builtin): Change sub_code from enum
19233 insn_code to enum rtx_code.
19234 (ix86_builtin_vectorized_function): Add cast to enum type.
19235 * config/i386/i386.md (truncdfsf2): Change slot to enum
19237 (truncxf<mode>2, isinf<mode>2): Likewise.
19238 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
19240 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
19241 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
19242 (insert_bundle_state): Change 1 to INSERT in function call.
19243 (ia64_add_bundle_selector_before): Likewise.
19244 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
19245 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
19246 (restore_stack_nonlocal): Likewise.
19247 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
19249 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
19251 (mips_rtx_costs): Likewise.
19252 (mips_override_options): Add casts to enum type.
19253 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
19255 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
19256 (store_reg, set_reg_plus_d): Likewise.
19257 (hppa_expand_prologue, hppa_profile_hook): Likewise.
19258 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19260 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
19262 (emit_unlikely_jump): Use add_reg_note.
19263 (rs6000_emit_allocate_stack): Likewise.
19264 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
19265 (output_toc): Change 1 to INSERT in function call.
19266 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
19267 (rs6000_initialize_trampoline): Likewise.
19268 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
19270 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
19271 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
19272 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
19273 (save_gprs): Use add_reg_note.
19274 (s390_emit_prologue): Likewise.
19275 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19276 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
19277 (sparc_fold_builtin): Add cast to enum type.
19278 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
19280 (spu_expand_prologue): Use add_reg_note.
19281 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
19283 2009-04-20 Ian Lance Taylor <iant@google.com>
19285 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
19286 (c_parser_postfix_expression_after_primary): Get VEC for list of
19287 arguments. Get original types of arguments. Call
19288 build_function_call_vec.
19289 (cached_expr_list_1, cached_expr_list_2): New static variables.
19290 (c_parser_expr_list): Change return type to VEC *. Add
19291 p_orig_types parameter. Change all callers.
19292 (c_parser_release_expr): New static function.
19293 (c_parser_vec_to_tree_list): New static function.
19294 * c-typeck.c (build_function_call): Rewrite to build a VEC and
19295 call build_function_call_vec.
19296 (build_function_call_vec): New function, based on old
19297 build_function_call.
19298 (convert_arguments): Remove nargs and argarray parameters. Change
19299 values to a VEC. Add origtypes parameter.
19300 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
19301 (convert_for_assignment): Add origtype parameter. Change all
19302 callers. If warn_cxx_compat, check for conversion to an enum
19303 type when calling a function.
19304 (store_init_value): Add origtype parameter. Change all callers.
19305 (digest_init): Likewise.
19306 (struct init_node): Add origtype field.
19307 (add_pending_init): Add origtype parameter. Change all callers.
19308 (output_init_element): Likewise.
19309 (output_pending_init_elements): Pass origtype from init_node to
19310 output_init_element.
19311 (process_init_element): Pass origtype from c_expr to
19312 output_init_element.
19313 (c_finish_return): Add origtype parameter. Change all callers.
19314 * c-common.c (sync_resolve_size): Change params to VEC *. Change
19316 (sync_resolve_params): Likewise.
19317 (sync_resolve_return): Change params to first_param. Change caller.
19318 (resolve_overloaded_builtins): Change params to VEC *. Change
19319 callers. Save first parameter around call to build_function_call_vec.
19320 * c-decl.c (finish_decl): Add origtype parameter. Change all
19321 callers. Call build_function_call_vec rather than
19322 build_function_call for cleanup.
19323 * c-tree.h: Update declarations.
19324 * c-common.h: Update declarations.
19325 * stub-objc.c (objc_rewrite_function_call): Change parameter from
19326 params to first_param.
19327 * target.h (struct gcc_target): Change resolve_overloaded_builtin
19328 params parameter from tree to void *.
19329 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19330 Change arglist parameter to have type void *, and to be a pointer
19332 * config/rs6000/rs6000-protos.h
19333 (altivec_resolve_overloaded_builtin): Update declaration.
19334 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
19335 fnargs parameter to have type void *, and to be a pointer to a
19336 VEC. Call build_function_call_vec instead of
19337 build_function_call.
19338 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
19340 2009-04-20 Joey Ye <joey.ye@intel.com>
19341 Xuepeng Guo <xuepeng.guo@intel.com>
19342 H.J. Lu <hongjiu.lu@intel.com>
19344 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
19346 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
19347 (IX86_LEA_PRIORITY): Likewise.
19348 (distance_non_agu_define): New function.
19349 (distance_agu_use): Likewise.
19350 (ix86_lea_for_add_ok): Likewise.
19351 (ix86_dep_by_shift_count): Likewise.
19353 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
19354 should split for LEA.
19356 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
19358 (ix86_dep_by_shift_count): Likewise.
19360 2009-04-20 Richard Guenther <rguenther@suse.de>
19362 * expr.c (handled_component_p): Move ...
19363 * tree.h (handled_component_p): ... here.
19364 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
19365 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
19366 and REALPART_EXPR to be in one group.
19368 2009-04-20 Richard Guenther <rguenther@suse.de>
19370 * basic-block.h (get_all_dominated_blocks): Declare.
19371 * dominance.c (get_all_dominated_blocks): New function.
19372 * tree-cfg.c (get_all_dominated_blocks): Remove.
19373 (remove_edge_and_dominated_blocks): Adjust.
19374 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
19375 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
19376 instead of recursing.
19378 2009-04-20 Doug Kwan <dougkwan@google.com>
19380 * cgraph.h (cgraph_node_ptr): New type for vector functions.
19381 (struct cgraph_node_set_def): New type.
19382 (cgraph_node_set) New type. Also declare vector functions.
19383 (struct cgraph_node_set_element_def): New type.
19384 (cgraph_node_set_element): Ditto.
19385 (cgraph_node_set_iterator): New iterator type.
19386 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
19387 cgraph_node_set_remove, dump_cgraph_node_set,
19388 debug_cgraph_node_set): New prototypes.
19389 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
19390 cgraph_node_set_size): New inlines.
19391 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
19392 including cgraph.h.
19393 (struct ipa_opt_pass): Add struct cgraph_node_set_def
19394 argument to function 'write_summary'.
19395 * ipa.c: Include ggc.h.
19396 (hash_cgraph_node_set_element,
19397 eq_cgraph_node_set_element, cgraph_node_set_new,
19398 cgraph_node_set_add, cgraph_node_set_remove,
19399 cgraph_node_set_find, dump_cgraph_node_set,
19400 debug_cgraph_node_set): New functions.
19401 * Makefile.in (ipa.o): Add dependency on GGC_H.
19403 2009-04-20 Ira Rosen <irar@il.ibm.com>
19405 PR tree-optimization/39675
19406 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
19407 check of the return code of vect_schedule_slp. Check that
19408 stmt_vec_info still exists for the statement, before checking its
19409 vectorization type.
19411 2009-04-20 Michael Matz <matz@suse.de>
19413 * Makefile.in (generated_files): Take out $(simple_generated_c).
19415 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
19417 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
19418 (UINTPTR_TYPE): Likewise.
19420 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19423 * c-typeck.c (digest_init): Check for initializing an array with a
19426 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19429 * c-semantics.c (pop_stmt_list): Propagate
19430 STATEMENT_LIST_HAS_LABEL to parent statement list.
19432 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
19434 * config/mips/mips.h (mips_tune_attr): New macro.
19435 * config/mips/mips.md (cpu): Use it.
19437 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19440 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
19443 2009-04-19 Diego Novillo <dnovillo@google.com>
19445 * toplev.c (compile_file): Move call to coverage_finish ...
19446 * cgraphunit.c (ipa_passes): ... here.
19447 Call cgraph_process_new_functions.
19448 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
19449 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
19451 2009-04-19 Jan Hubicka <jh@suse.cz>
19453 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
19455 (dump_cgraph_node): Dump can throw external flag.
19456 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
19458 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19462 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
19463 * common.opt (Wlogical-op): Move from here...
19464 * c.opt (Wlogical-op): ... to here.
19465 * c-typeck.c (parser_build_binary_op): Update call to
19466 warn_logical_operator.
19467 * c-opts.c (c_common_post_options): Enable warn_logical_op with
19469 * c-common.c (warn_logical_op): Update.
19470 * c-common.h (warn_logical_op): Update declaration.
19472 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
19474 * tree.c (protected_set_expr_location): Fix formatting.
19476 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19479 * c-typeck.c (readonly_warning): new.
19480 (build_unary_op, build_modify_expr): Use readonly_warning for
19481 storing into something readonly but not const-qualified.
19483 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19486 * c-typeck.c (build_unary_op): Check for taking address of
19487 expression of type void.
19489 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19492 * c-typeck.c (build_function_call): Check for calling a function
19493 with qualified void return types. Call require_complete_type when
19496 2009-04-18 Jan Hubicka <jh@suse.cz>
19498 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
19500 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
19501 can_throw_external flag.
19502 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
19503 * ipa-pure-const.c (ignore_edge): New function.
19504 (propagate): Compute order for NOTHROW computation; set NOTHROWs
19505 only over can_throw_external edges.
19506 (local_pure_const): Add nothrow flag.
19507 * ipa-utils.c (searchc): Add ignore_edge callback.
19508 (ipa_utils_reduced_inorder): Add ignore_edge callback.
19509 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
19510 (set_nothrow_function_flags): Update cgraph.
19511 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
19513 2009-04-18 Richard Guenther <rguenther@suse.de>
19515 PR middle-end/39804
19516 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
19517 (fold_stmt): ... this and ...
19518 (fold_stmt_inplace): ... this.
19519 (fold_stmt_1): Fold references in calls and asms.
19520 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19522 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19524 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19525 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19527 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19529 * tree.c (function_args_count): Remove.
19530 * tree.h: Remove the prototype for function_args_count.
19532 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19534 * tree-iterator.c (expr_only): Remove.
19535 * tree.h: Remove the prototype for expr_only.
19537 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19539 * reginfo.c (cannot_change_mode_set_regs): Remove.
19540 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19542 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19544 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19545 whether operands 0 and 1 overlaps.
19547 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19549 PR middle-end/36902
19550 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19551 pointer. Use warning_at instead of warning.
19552 (search_for_addr_array): Likewise.
19553 (check_array_bounds): Likewise.
19554 (check_all_array_refs): Check that the incoming edge is not in the
19555 list of edges to be removed.
19556 (check_all_array_refs): Avoid the temporal pointer.
19557 (vrp_visit_cond_stmt): Fix typo.
19558 (simplify_switch_using_ranges): Handle the case where the switch
19559 index is an integer constant.
19561 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19563 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19565 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19567 * doc/extend.texi, doc/invoke.texi: Fix typos.
19569 2009-04-17 Cary Coutant <ccoutant@google.com>
19571 * tree-flow-inline.h (get_lineno): Fix inverted test.
19573 2009-04-17 Diego Novillo <dnovillo@google.com>
19575 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19576 assertion for AVAIL_OUT.
19578 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19581 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19582 * config/sh/linux-atomic.asm: Likewise.
19584 2009-04-17 Diego Novillo <dnovillo@google.com>
19586 * except.c (debug_eh_tree): New.
19587 (struct eh_region, struct eh_status): Move ...
19588 * except.h: ... here.
19589 (add_type_for_runtime): Declare extern.
19590 (lookup_type_for_runtime): Likewise.
19591 (debug_eh_tree): Declare.
19592 * Makefile.in (GTFILES): List except.h before except.c
19594 2009-04-17 Diego Novillo <dnovillo@google.com>
19596 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19597 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19598 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19599 (find_vars_r): ... here.
19600 * tree-flow.h (find_referenced_vars_in): Declare.
19601 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19602 that AVAIL_OUT exists for BLOCK.
19603 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19604 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19605 (tree-parloops.o): Likewise.
19607 2009-04-17 Simon Baldwin <simonb@google.com>
19609 * toplev.c (default_tree_printer): Add handling for %E format.
19611 2009-04-17 Diego Novillo <dnovillo@google.com>
19613 * tree-pretty-print.c (dump_generic_node): Add break after
19614 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19615 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19616 FUNCTION_TYPE together. Call print_struct_decl when printing
19617 structures and TDF_SLIM is not given.
19618 (print_struct_decl): Fix logic for detecting recursion.
19620 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19623 * gcc.c (create_at_file): New.
19624 (compile_input_file_p): New.
19625 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19626 * main.c (main): Update call to toplev_main.
19627 * toplev.c (toplev_main): Change signature. Call expandargv.
19628 * toplev.h (toplev_main): Change signature.
19630 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19632 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19633 if the latter is not constant.
19635 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19637 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19639 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19641 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19642 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19644 2009-04-17 Richard Guenther <rguenther@suse.de>
19646 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19647 Handle component references view-converting an invariant address.
19649 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19651 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19652 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19653 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19654 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19655 Use @deftypevr rather than @deftypevar.
19657 2009-04-17 Richard Guenther <rguenther@suse.de>
19659 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19660 (get_prop_source_stmt): Likewise.
19661 (can_propagate_from): Likewise.
19663 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19665 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19666 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19667 (--with-multilib-list): Add default value.
19668 * configure: Regenerate.
19669 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19670 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19671 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19672 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19673 Don't add default cpu to multilib list unnecessarily, but do enable
19674 the relevant compiler option..
19675 Add support for --with-multilib-list=<blank> and
19676 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19677 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19678 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19679 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19680 TM_MULTILIB_CONFIG.
19681 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19682 (MULTILIB_OSDIRNAMES): New variable.
19683 * config/sh/t-1e: Delete file.
19684 * config/sh/t-mlib-sh1: Delete file.
19685 * config/sh/t-mlib-sh2: Delete file.
19686 * config/sh/t-mlib-sh2a: Delete file.
19687 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19688 * config/sh/t-mlib-sh2a-single: Delete file.
19689 * config/sh/t-mlib-sh2a-single-only: Delete file.
19690 * config/sh/t-mlib-sh2e: Delete file.
19691 * config/sh/t-mlib-sh3e: Delete file.
19692 * config/sh/t-mlib-sh4: Delete file.
19693 * config/sh/t-mlib-sh4-nofpu: Delete file.
19694 * config/sh/t-mlib-sh4-single: Delete file.
19695 * config/sh/t-mlib-sh4-single-only: Delete file.
19696 * config/sh/t-mlib-sh4a: Delete file.
19697 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19698 * config/sh/t-mlib-sh4a-single: Delete file.
19699 * config/sh/t-mlib-sh4a-single-only: Delete file.
19700 * config/sh/t-mlib-sh4al: Delete file.
19701 * config/sh/t-mlib-sh5-32media: Delete file.
19702 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19703 * config/sh/t-mlib-sh5-64media: Delete file.
19704 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19705 * config/sh/t-mlib-sh5-compact: Delete file.
19706 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19707 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19708 * doc/install.texi (Options specification): Add
19709 --with-multilib-list and --with-endian.
19711 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19713 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19715 (OBJS-common): Add plugin-version.o.
19716 (plugin-version.o): New.
19717 * gcc-plugin.h (plugin_gcc_version): New.
19718 (plugin_default_version_check): New.
19719 (plugin_init_func, plugin_init): Add version argument.
19720 * plugin-version.c: New.
19721 * plugin.c (str_plugin_gcc_version_name): New.
19722 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19723 pass it to the init function.
19724 (plugin_default_version_check): New.
19726 2009-04-17 Richard Guenther <rguenther@suse.de>
19728 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19729 for decl-vs-decl disambiguation.
19731 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19733 * config/s390/s390.h (s390_tune_attr): New macro definition.
19734 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19736 2009-04-17 Richard Guenther <rguenther@suse.de>
19738 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19739 (fold_stmt_r): Likewise.
19740 (maybe_fold_reference): New function.
19741 (fold_gimple_assign): Handle cases fold_stmt_r did.
19742 (fold_stmt): Do not use fold_stmt_r.
19743 (fold_stmt_inplace): Likewise.
19745 2009-04-17 Richard Guenther <rguenther@suse.de>
19747 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19748 (record_equivalences_from_stmt): Remove useless checks and
19750 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19751 the type is already suitable.
19753 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19755 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19757 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19759 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19760 (CMPtype): Define as __gcc_CMPtype.
19762 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19764 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19765 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19767 2009-04-17 Richard Guenther <rguenther@suse.de>
19769 PR tree-optimization/39746
19770 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19771 special-casing for builtins and static variable use/def.
19772 (call_may_clobber_ref_p_1): Likewise.
19774 2009-04-16 Ian Lance Taylor <iant@google.com>
19776 * df.h: Include "timevar.h".
19777 (struct df_problem): Change tv_id field to timevar_id_t.
19778 * tree-pass.h: Include "timevar.h".
19779 (struct opt_pass): Change tv_id field to timevar_id_t.
19780 * timevar.h (timevar_id_t): Define TV_NONE.
19781 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19782 TV_NONE rather than tv_id != 0.
19783 (execute_one_pass): Likewise.
19784 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19785 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19786 dependencies to $(TREE_PASS_H).
19787 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19789 (pass_branch_target_load_optimize2): Likewise.
19790 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19791 (pass_outof_cfg_layout_mode): Likewise.
19792 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19793 (pass_rebuild_cgraph_edges): Likewise.
19794 (pass_remove_cgraph_callee_edges): Likewise.
19795 * df-core.c (pass_df_initialize_opt): Likewise.
19796 (pass_df_initialize_no_opt): Likewise.
19797 (pass_df_finish): Likewise.
19798 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19799 * except.c (pass_set_nothrow_function_flags): Likewise.
19800 (pass_convert_to_eh_region_ranges): Likewise.
19801 * final.c (pass_compute_alignments): Likewise.
19802 * function.c (pass_instantiate_virtual_regs): Likewise.
19803 (pass_init_function): Likewise.
19804 (pass_leaf_regs): Likewise.
19805 (pass_match_asm_constraints): Likewise.
19806 * gimple-low.c (pass_lower_cf): Likewise.
19807 (pass_mark_used_blocks): Likewise.
19808 * init-regs.c (pass_initialize_regs): Likewise.
19809 * integrate.c (pass_initial_value_sets): Likewise.
19810 * ira.c (pass_ira): Likewise.
19811 * jump.c (pass_cleanup_barriers): Likewise.
19812 * omp-low.c (pass_expand_omp): Likewise.
19813 (pass_lower_omp): Likewise.
19814 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19815 * recog.c (pass_split_all_insns): Likewise.
19816 (pass_split_after_reload): Likewise.
19817 (pass_split_before_regstack): Likewise.
19818 (pass_split_before_sched2): Likewise.
19819 (pass_split_for_shorten_branches): Likewise.
19820 * reginfo.c (pass_reginfo_init): Likewise.
19821 (pass_subregs_of_mode_init): Likewise.
19822 (pass_subregs_of_mode_finish): Likewise.
19823 * passes.c (pass_postreload): Likewise.
19824 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19825 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19826 (pass_warn_function_return): Likewise.
19827 (pass_warn_function_noreturn): Likewise.
19828 * tree-complex.c (pass_lower_complex): Likewise.
19829 (pass_lower_complex_O0): Likewise.
19830 * tree-if-conv.c (pass_if_conversion): Likewise.
19831 * tree-into-ssa.c (pass_build_ssa): Likewise.
19832 * tree-mudflap.c (pass_mudflap_1): Likewise.
19833 (pass_mudflap_2): Likewise.
19834 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19835 (pass_mudflap_2): Likewise.
19836 * tree-nrv.c (pass_return_slot): Likewise.
19837 * tree-object-size.c (pass_object_sizes): Likewise.
19838 * tree-optimize.c (pass_all_optimizations): Likewise.
19839 (pass_early_local_passes): Likewise.
19840 (pass_all_early_optimizations): Likewise.
19841 (pass_cleanup_cfg): Likewise.
19842 (pass_cleanup_cfg_post_optimizing): Likewise.
19843 (pass_free_datastructures): Likewise.
19844 (pass_free_cfg_annotations): Likewise.
19845 (pass_fixup_cfg): Likewise.
19846 (pass_init_datastructures): Likewise.
19847 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19848 (pass_late_warn_uninitialized): Likewise.
19849 (pass_update_address_taken): Likewise.
19850 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19851 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19852 (pass_cse_sincos): Likewise.
19853 (pass_convert_to_rsqrt): Likewise.
19854 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19855 * tree-stdarg.c (pass_stdarg): Likewise.
19856 * tree-tailcall.c (pass_tail_recursion): Likewise.
19857 (pass_tail_calls): Likewise.
19858 * tree-vect-generic.c (pass_lower_vector): Likewise.
19859 (pass_lower_vector_ssa): Likewise.
19860 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19862 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19864 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19866 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19868 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19869 logical and signext.
19871 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19874 * config/sh/predicates.md (arith_operand): Check if the operand
19875 of TRUNCATE is a REG.
19877 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19879 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19880 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19882 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19884 * tree-iterator.c (tsi_split_statement_list_after,
19885 tsi_split_statement_list_before): Remove.
19886 * tree-iterator.h: Remove the prototypes for
19887 tsi_split_statement_list_after and tsi_split_statement_list_before.
19889 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19891 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19892 * tree-ssa-propagate.h: Remove the prototype for
19893 stmt_makes_single_load.
19895 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19897 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19898 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19900 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19902 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19904 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19906 * except.c (eh_region_outer_p): Remove.
19907 * except.h: Remove the prototype for eh_region_outer_p.
19909 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19911 * function.c (current_function_assembler_name): Remove.
19912 * function.h: Remove the prototype for
19913 current_function_assembler_name.
19915 2009-04-16 Ian Lance Taylor <iant@google.com>
19917 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19918 (add_reg_note): Call alloc_reg_note.
19919 * rtl.h (alloc_reg_note): Declare.
19920 * combine.c (try_combine): Use alloc_reg_note.
19921 (recog_for_combine, move_deaths): Likewise.
19922 (distribute_notes): Use alloc_reg_note and add_reg_note.
19923 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19924 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19925 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19927 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19929 PR rtl-optimization/39762
19930 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19931 ira_may_move_out_cost): Add comments about way of their usage.
19932 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19934 * ira-conflicts.c (process_regs_for_copy): Use function
19935 ira_get_register_move_cost instead of global
19936 ira_register_move_cost.
19938 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19939 color_pass, move_spill_restore, update_curr_costs): Ditto.
19941 * ira-lives.c (process_single_reg_class_operands): Ditto.
19943 * ira-emit.c (emit_move_list): Ditto.
19945 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19946 (record_reg_classes): Ditto. Use functions
19947 ira_get_register_move_cost and ira_get_may_move_cost instead of
19948 global vars ira_register_move_cost, ira_may_move_out_cost and
19949 ira_may_move_in_cost.
19950 (record_address_regs): Don't call ira_init_register_move_cost.
19951 Use function ira_get_may_move_cost instead of global
19952 ira_may_move_in_cost.
19953 (process_bb_node_for_hard_reg_moves): Use function
19954 ira_get_register_move_cost instead of global ira_register_move_cost.
19955 (ira_costs): Don't call ira_init_register_move_cost.
19957 2009-04-16 Richard Guenther <rguenther@suse.de>
19959 * tree-cfg.c (verify_gimple_assign_binary):
19960 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19961 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19962 (create_general_new_stmt): Note that this function is broken.
19964 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19966 * common.opt (fhelp): Add Var(help_flag).
19967 * gcc-plugin.h (plugin_info): Add help.
19968 * plugin.c (plugin_name_args): Add help.
19969 (register_plugin_info): Set plugin->help.
19970 (print_help_one_plugin): New.
19971 (print_plugins_help): New.
19972 * plugin.h (print_plugins_help): New.
19973 * toplev.c (toplev_main): Call print_plugins_help if needed.
19975 2009-04-16 Richard Guenther <rguenther@suse.de>
19977 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19978 (gimple_ior_addresses_taken_1): New function.
19979 (gimple_ior_addresses_taken): Likewise.
19980 * gimple.h (struct gimple_statement_with_ops_base): Remove
19981 addresses_taken member.
19982 (gimple_ior_addresses_taken): Declare.
19983 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19984 gimple_set_addresses_taken): Remove.
19985 * ipa-reference.c (mark_address): New function.
19986 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19987 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19988 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19989 (gimple_add_to_addresses_taken): Remove.
19990 (get_tmr_operands): Call mark_address_taken.
19991 (get_asm_expr_operands): Likewise.
19992 (get_expr_operands): Likewise.
19993 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19994 (free_stmt_operands): Do not free it.
19995 * tree-ssa.c (delete_tree_ssa): Likewise.
19996 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19998 2009-04-16 Richard Guenther <rguenther@suse.de>
20000 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
20001 (walk_stmt_load_store_ops): Likewise.
20002 * gimple.c (get_base_loadstore): New function.
20003 (walk_stmt_load_store_addr_ops): Likewise.
20004 (walk_stmt_load_store_ops): Likewise.
20005 * ipa-pure-const.c (check_op): Simplify.
20006 (check_load, check_store): New functions.
20007 (check_stmt): Use walk_stmt_load_store_ops.
20008 * ipa-reference.c (mark_load): Adjust signature.
20009 (mark_store): Likewise.
20010 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
20012 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20014 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
20015 (plugin_info): New.
20016 * opts.c (common_handle_option): Don't call print_version.
20017 * plugin.c (plugin_name_args): Add version.
20018 (register_plugin_info): New.
20019 (register_callback): Handle PLUGIN_INFO.
20020 (try_init_one_plugin): New.
20021 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
20023 (finalize_one_plugin): New.
20024 (finalize_plugins): New.
20025 (print_one_plugin): New.
20026 (print_plugins_versions): New.
20027 * plugin.h (print_plugins_versions): New.
20028 (finalize_plugins): New.
20029 * toplev.c (compile_file): Don't call initialize_plugins.
20030 (print_version): Call print_plugins_versions.
20031 (toplev_main): Call initialize_plugins. Print version if needed.
20032 Call finalize_plugins.
20034 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20036 * common.opt (fversion): New.
20037 * gcc.c (print_version): New.
20038 (process_command): Don't print the version. Just set print_version.
20039 (main): Print version. Call subprocesses if print_version and
20040 verbose_flag are set.
20041 * opts.c (common_handle_option): Handle OPT_fversion.
20043 2009-04-16 Richard Guenther <rguenther@suse.de>
20044 Ira Rosen <irar@il.ibm.com>
20046 PR tree-optimization/39698
20047 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
20048 type of the reduction variable. Only generate the def if
20051 * omp-low.c (expand_omp_for_generic): When converting to a pointer
20052 make sure to first convert to an integer of the same precision.
20053 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
20054 the type of the evolution correctly in computing the new
20055 induction variable base.
20057 2009-04-16 Richard Guenther <rguenther@suse.de>
20059 PR middle-end/39625
20060 * tree-cfg.c (make_blocks): Split statements with to-be
20061 abnormal SSA names on the lhs.
20063 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
20065 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
20066 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
20067 * c-typeck.c (really_start_incremental_init): Likewise.
20068 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
20069 (TARGET_INITIALIZER): Remove it.
20070 * target.h (struct target): Remove vector_opaque_p.
20071 * tree.c (build_opaque_vector_type): New.
20072 * tree.h (TYPE_VECTOR_OPAQUE): New.
20073 (build_opaque_vector_type): Declare.
20074 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
20075 * config/rs6000/rs6000.c (build_opaque_vector_type,
20076 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
20077 (rs6000_init_builtins): Use build_opaque_vector_type for
20078 opaque_V4SI_type_node.
20080 2009-04-15 Catherine Moore <clm@codesourcery.com>
20082 * debug.h (set_name): Declare.
20083 * dwarf2out.c (dwarf2out_set_name): Declare.
20084 (dwarf2_debug_hooks): Add set_name.
20085 (find_AT_string): New.
20086 (add_AT_string): Call find_AT_string.
20087 (dwarf2out_set_name): New.
20088 * cp/decl.c (grokdeclarator): Call set_name.
20089 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
20090 * debug.c (do_nothing_debug_hooks): Likewise.
20091 * dbxout.c (dbx_debug_hooks): Likewise.
20092 * sdbout.c (sdb_debug_hooks): Likewise.
20094 2009-04-15 Michael Eager <eager@eagercon.com>
20096 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
20097 reg for single-precision FPU.
20098 * config/rs6000/rs6000.md (movsi_internal1): Only for
20099 !TARGET_SINGLE_FPU.
20100 (movsi_internal1_single): New. Add pattern to move SI values to/from
20101 single-precision FP regs.
20103 2009-04-15 Richard Guenther <rguenther@suse.de>
20105 * omp-low.c (lower_rec_input_clauses): Build correct address
20107 (expand_omp_for_generic): Fix multiplication type.
20108 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
20109 (generate_memset_zero): Fix types.
20110 * tree-profile.c (prepare_instrumented_value): Correctly
20113 2009-04-15 Ian Lance Taylor <iant@google.com>
20115 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
20116 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
20117 for -Wall and for -Wc++-compat.
20118 (c_common_post_options): For C++, set warn_enum_compare if not
20120 * c-tree.h (struct c_expr): Add field original_type.
20121 (build_external_ref): Update declaration.
20122 * c-parser.c (c_parser_braced_init): Set original_type.
20123 (c_parser_initelt): Likewise.
20124 (c_parser_expr_no_commas): Likewise.
20125 (c_parser_conditional_expression): Likewise.
20126 (c_parser_cast_expression): Likewise.
20127 (c_parser_unary_expression): Likewise. Pull setting of
20128 original_code to top of function.
20129 (c_parser_sizeof_expression): Set original_type.
20130 (c_parser_alignof_expression): Likewise.
20131 (c_parser_postfix_expression): Likewise. Pull setting of
20132 original_code to top of function.
20133 (c_parser_postfix_expression_after_paren_type): Set original_type.
20134 (c_parser_postfix_expression_after_primary): Likewise.
20135 (c_parser_expression): Likewise.
20136 * c-typeck.c (build_external_ref): Add type parameter. Change all
20138 (c_expr_sizeof_expr): Set original_type field.
20139 (parser_build_unary_op): Likewise.
20140 (parser_build_binary_op): Likewise. Optionally warn about
20141 comparisons of enums of different types.
20142 (digest_init): Set original_type field.
20143 (really_start_incremental_init): Likewise.
20144 (push_init_level, pop_init_level): Likewise.
20145 * doc/invoke.texi (Warning Options): -Wenum-compare now
20148 2009-04-15 Richard Guenther <rguenther@suse.de>
20150 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
20151 out a necessary conversion.
20152 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
20153 names we didn't value number.
20154 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
20156 2009-04-15 Richard Guenther <rguenther@suse.de>
20158 PR tree-optimization/39764
20159 * tree-ssa-ccp.c (get_value): Canonicalize value with
20160 canonicalize_float_value.
20162 2009-04-15 Jan Hubicka <jh@suse.cz>
20164 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
20165 Wrong version of patch.
20167 2009-04-15 Jan Hubicka <jh@suse.cz>
20169 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
20171 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
20173 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
20174 our distinct integral and vector types.
20176 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
20178 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
20179 * init.c (build_vtbl_address): Remove call to assemble_external.
20181 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
20183 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
20184 output for other floating point modes.
20186 2009-04-14 Diego Novillo <dnovillo@google.com>
20188 * diagnostic.c (diagnostic_report_diagnostic): Do not
20189 warn about loaded plugins for DK_ERROR and DK_WARNING.
20190 * c-decl.c (declspecs_add_type): Move call to
20191 invoke_plugin_callbacks ...
20192 * c-parser.c (c_parser_declspecs): ... here.
20193 * plugin.c (dump_active_plugins): Tidy output.
20195 2009-04-14 Diego Novillo <dnovillo@google.com>
20196 Le-Chun Wu <lcwu@google.com>
20198 * configure.ac: Add --enable-plugin support.
20199 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
20200 * Makefile.in (PLUGIN_H): Define.
20201 Export ENABLE_PLUGIN and GMPINC to site.exp.
20202 Add PLUGINLIBS to link command.
20203 Add/modify dependencies for plugin.o and files including plugin.h.
20205 * config.in: Regenerate.
20207 * opts.c (common_handle_option): Handle OPT_fplugin_ and
20210 2009-04-14 Le-Chun Wu <lcwu@google.com>
20212 * tree-pass.h (register_one_dump_file): Add a prototype for
20213 register_one_dump_file.
20214 * toplev.c (compile_file): Call initialize_plugins.
20215 (do_compile): Call invoke_plugin_callbacks.
20216 (toplev_main): Call invoke_plugin_callbacks.
20217 * common.opt: Add -fplugin= and -fplugin-arg-.
20218 * gcc-plugin.h: New public header file for plugins to include.
20219 * plugin.c: New source file.
20220 * plugin.h: New internal header file.
20221 * passes.c (register_one_dump_file): Make it external.
20223 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
20225 2009-04-14 Diego Novillo <dnovillo@google.com>
20227 * doc/plugins.texi: New.
20228 * doc/gccint.texi: Add reference to Plugins chapter.
20229 * doc/invoke.texi: Document -fplugin and -fplugin-arg
20230 * diagnostic.c (diagnostic_report_diagnostic): Warn about
20231 loaded plugins, if any.
20232 * timevar.def (TV_PLUGIN_INIT): Define.
20233 (TV_PLUGIN_RUN): Define.
20234 * plugin.c: Include timevar.h
20235 (plugins_active_p): New.
20236 (dump_active_plugins): New.
20237 (debug_active_plugins): New.
20239 2009-04-14 Joseph Myers <joseph@codesourcery.com>
20241 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
20243 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
20245 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
20247 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
20248 the same as a minus without a shift.
20250 2009-04-14 Nick Clifton <nickc@redhat.com>
20252 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
20253 comparisons with small integers will always produce a short
20256 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
20259 2008-12-19 Diego Novillo <dnovillo@google.com>
20261 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
20263 2009-04-14 Richard Guenther <rguenther@suse.de>
20265 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
20267 (verify_gimple_assign_binary): Likewise. Handle shifts and
20269 (verify_gimple_phi): Print the mismatched argument position.
20270 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20272 (vect_update_init_of_dr): Likewise.
20273 * matrix-reorg.c (transform_access_sites): Do what the
20275 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
20277 2009-04-13 Michael Eager <eager@eagercon.com>
20279 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
20280 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
20281 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
20282 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
20283 remove duplicate config
20285 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20287 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
20288 file_name:line_number type locator of the call site.
20290 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
20292 * genautomata.c: Put blank after comma.
20293 (automaton_decls): New.
20294 (struct unit_usage): Add comments to member next.
20295 (store_alt_unit_usage): Keep the list ordered.
20296 (unit_present_on_list_p, equal_alternatives_p): New.
20297 (check_regexp_units_distribution): Check units distribution
20298 correctness correctly.
20299 (main): Don't write automata if error is found. Return correct
20302 * config/m68k/cf.md (cfv4_ds): Remove.
20303 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
20304 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
20306 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
20307 power4-load-ext, power4-store, power4-store-update,
20308 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
20309 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
20310 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
20311 power4-sqrt, power4-isync): Modify reservation to make correct
20312 unit distribution to automata.
20314 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
20315 power5-store-update, power5-two, power5-three, power5-lmul,
20316 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
20318 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
20320 * except.c (pass_set_nothrow_function_flags): Set name and add
20322 (set_nothrow_function_flags): Mention in the dump file when
20323 changing a function to nothrow.
20325 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
20328 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
20329 instead of unsigned long.
20331 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20333 * config/arm/arm.c (return_used_this_function): Remove.
20334 (arm_output_function_prologue): Remove use of
20335 return_used_this_function.
20336 (output_return_instruction): Replace use of
20337 return_used_this_function
20338 by cfun->machine->return_used_this_function.
20339 (arm_output_epilogue): Likewise.
20340 (arm_output_function_epilogue): Likewise.
20341 (thumb_unexpanded_epilogue): Likewise.
20342 * config/arm/arm.h (struct machine_function):
20343 New member return_used_this_function.
20345 2009-04-12 Mark Mitchell <mark@codesourcery.com>
20347 * doc/install.texi: Correct description of default directory for
20348 --with-gxx-include-dir.
20350 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
20352 * fold-const.c (build_range_check): Properly deal with enumeral and
20353 boolean base types.
20355 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
20357 * doc/invoke.texi (max_gcse_passes): Remove documentation.
20358 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
20359 * params.h (MAX_GCSE_PASSES): Remove.
20360 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
20361 in sequence. Remove ability to run multiple passes.
20362 (bypass_jumps): Report run as third CPROP pass.
20364 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
20366 PR middle-end/39651
20367 * except.c (can_throw_external): Look at each insn in a SEQUENCE
20368 when deciding whether the whole SEQUENCE can throw.
20370 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
20373 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
20374 offseted label references.
20376 2009-04-11 Jan Hubicka <jh@suse.cz>
20378 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
20380 2009-04-11 Richard Guenther <rguenther@suse.de>
20382 PR middle-end/39732
20383 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
20384 return variables as TREE_ADDRESSABLE.
20386 2009-04-11 Richard Guenther <rguenther@suse.de>
20388 PR tree-optimization/39713
20389 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
20390 reference trees have SSA_NAME operands.
20392 2009-04-11 Richard Guenther <rguenther@suse.de>
20395 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
20396 address expressions.
20398 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
20400 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
20401 match changes in Cygwin 1.7
20402 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
20403 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
20405 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20407 PR tree-optimization/39701
20408 * doc/invoke.texi (Optimization Options): Document change in
20409 meaning and initialization of -fdelete-null-pointer-checks.
20411 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20413 PR middle-end/39701
20414 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
20416 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
20419 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
20421 2009-04-10 Chao-ying Fu <fu@mips.com>
20423 * doc/tm.texi (Instruction Output): Document
20424 TARGET_ASM_FINAL_POSTSCAN_INSN.
20425 * target.h (final_postscan_insn): New field in asm_out.
20426 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20427 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
20428 * final.c (final_scan_insn): Call
20429 targetm.asm_out.final_postscan_insn after outputting
20430 an asm macro and a normal instruction.
20432 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
20433 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
20434 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
20435 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
20436 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20438 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20440 PR middle-end/39701
20441 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
20442 variables as non-NULL even with -fdelete-null-pointer-checks.
20444 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20446 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
20448 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
20451 * config/i386/i386.c (classify_argument): Handle SCmode with
20452 (bit_offset % 64) != 0.
20454 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
20456 * doc/invoke.texi (Optimize Options): Add cross-reference to
20457 -Q --help=optimizers examples.
20459 2009-04-10 Ben Elliston <bje@au.ibm.com>
20462 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
20463 regalign for the reg == fpr and TDmode case.
20465 2009-04-09 David Ayers <ayers@fsfe.org>
20468 * objc/objc-act.c (warn_with_method): Remove helper function.
20469 (check_duplicates): Call warning and inform directly.
20470 (really_start_method): Likewise.
20472 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20474 * expmed.c (expand_divmod): Always use a comparison for a division
20475 by a large unsigned integer.
20477 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
20478 for things others than variables or functions as nonzero.
20480 2009-04-09 Nick Clifton <nickc@redhat.com>
20482 * unwind-compat.c: Change copyright header to refer to version
20483 3 of the GNU General Public License with version 3.1 of the
20484 GCC Runtime Library Exception and to point readers at the
20485 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
20486 * config/alpha/crtfastmath.c: Likewise.
20487 * config/alpha/linux-unwind.h: Likewise.
20488 * config/alpha/qrnnd.asm: Likewise.
20489 * config/alpha/vms-crt0-64.c: Likewise.
20490 * config/alpha/vms-crt0.c: Likewise.
20491 * config/alpha/vms-dwarf2.asm: Likewise.
20492 * config/alpha/vms-dwarf2eh.asm: Likewise.
20493 * config/alpha/vms-psxcrt0-64.c: Likewise.
20494 * config/alpha/vms-psxcrt0.c: Likewise.
20495 * config/alpha/vms_tramp.asm: Likewise.
20496 * config/arc/initfini.c: Likewise.
20497 * config/arc/lib1funcs.asm: Likewise.
20498 * config/arm/bpabi-v6m.S: Likewise.
20499 * config/arm/bpabi.S: Likewise.
20500 * config/arm/bpabi.c: Likewise.
20501 * config/arm/crti.asm: Likewise.
20502 * config/arm/crtn.asm: Likewise.
20503 * config/arm/ieee754-df.S: Likewise.
20504 * config/arm/ieee754-sf.S: Likewise.
20505 * config/arm/lib1funcs.asm: Likewise.
20506 * config/arm/libunwind.S: Likewise.
20507 * config/arm/linux-atomic.c: Likewise.
20508 * config/arm/mmintrin.h: Likewise.
20509 * config/arm/pr-support.c: Likewise.
20510 * config/arm/unaligned-funcs.c: Likewise.
20511 * config/arm/unwind-arm.c: Likewise.
20512 * config/arm/unwind-arm.h: Likewise.
20513 * config/avr/libgcc.S: Likewise.
20514 * config/bfin/crti.s: Likewise.
20515 * config/bfin/crtlibid.s: Likewise.
20516 * config/bfin/crtn.s: Likewise.
20517 * config/bfin/lib1funcs.asm: Likewise.
20518 * config/bfin/linux-unwind.h: Likewise.
20519 * config/cris/arit.c: Likewise.
20520 * config/cris/cris_abi_symbol.c: Likewise.
20521 * config/darwin-64.c: Likewise.
20522 * config/darwin-crt2.c: Likewise.
20523 * config/darwin-crt3.c: Likewise.
20524 * config/darwin.h: Likewise.
20525 * config/dbxelf.h: Likewise.
20526 * config/dfp-bit.c: Likewise.
20527 * config/dfp-bit.h: Likewise.
20528 * config/elfos.h: Likewise.
20529 * config/fixed-bit.c: Likewise.
20530 * config/fixed-bit.h: Likewise.
20531 * config/fp-bit.c: Likewise.
20532 * config/fp-bit.h: Likewise.
20533 * config/fr30/crti.asm: Likewise.
20534 * config/fr30/crtn.asm: Likewise.
20535 * config/fr30/lib1funcs.asm: Likewise.
20536 * config/freebsd-spec.h: Likewise.
20537 * config/frv/cmovd.c: Likewise.
20538 * config/frv/cmovh.c: Likewise.
20539 * config/frv/cmovw.c: Likewise.
20540 * config/frv/frvbegin.c: Likewise.
20541 * config/frv/frvend.c: Likewise.
20542 * config/frv/lib1funcs.asm: Likewise.
20543 * config/glibc-stdint.h: Likewise.
20544 * config/h8300/clzhi2.c: Likewise.
20545 * config/h8300/crti.asm: Likewise.
20546 * config/h8300/crtn.asm: Likewise.
20547 * config/h8300/ctzhi2.c: Likewise.
20548 * config/h8300/fixunssfsi.c: Likewise.
20549 * config/h8300/lib1funcs.asm: Likewise.
20550 * config/h8300/parityhi2.c: Likewise.
20551 * config/h8300/popcounthi2.c: Likewise.
20552 * config/i386/ammintrin.h: Likewise.
20553 * config/i386/att.h: Likewise.
20554 * config/i386/avxintrin.h: Likewise.
20555 * config/i386/biarch64.h: Likewise.
20556 * config/i386/bmmintrin.h: Likewise.
20557 * config/i386/cpuid.h: Likewise.
20558 * config/i386/cross-stdarg.h: Likewise.
20559 * config/i386/crtfastmath.c: Likewise.
20560 * config/i386/crtprec.c: Likewise.
20561 * config/i386/cygming-crtbegin.c: Likewise.
20562 * config/i386/cygming-crtend.c: Likewise.
20563 * config/i386/cygwin.asm: Likewise.
20564 * config/i386/emmintrin.h: Likewise.
20565 * config/i386/gmm_malloc.h: Likewise.
20566 * config/i386/gthr-win32.c: Likewise.
20567 * config/i386/i386.h: Likewise.
20568 * config/i386/immintrin.h: Likewise.
20569 * config/i386/linux-unwind.h: Likewise.
20570 * config/i386/linux64.h: Likewise.
20571 * config/i386/mm3dnow.h: Likewise.
20572 * config/i386/mmintrin-common.h: Likewise.
20573 * config/i386/mmintrin.h: Likewise.
20574 * config/i386/nmmintrin.h: Likewise.
20575 * config/i386/pmm_malloc.h: Likewise.
20576 * config/i386/pmmintrin.h: Likewise.
20577 * config/i386/smmintrin.h: Likewise.
20578 * config/i386/sol2-c1.asm: Likewise.
20579 * config/i386/sol2-ci.asm: Likewise.
20580 * config/i386/sol2-cn.asm: Likewise.
20581 * config/i386/sol2-gc1.asm: Likewise.
20582 * config/i386/tmmintrin.h: Likewise.
20583 * config/i386/unix.h: Likewise.
20584 * config/i386/w32-unwind.h: Likewise.
20585 * config/i386/wmmintrin.h: Likewise.
20586 * config/i386/x86-64.h: Likewise.
20587 * config/i386/x86intrin.h: Likewise.
20588 * config/i386/xmmintrin.h: Likewise.
20589 * config/ia64/crtbegin.asm: Likewise.
20590 * config/ia64/crtend.asm: Likewise.
20591 * config/ia64/crtfastmath.c: Likewise.
20592 * config/ia64/crti.asm: Likewise.
20593 * config/ia64/crtn.asm: Likewise.
20594 * config/ia64/fde-glibc.c: Likewise.
20595 * config/ia64/lib1funcs.asm: Likewise.
20596 * config/ia64/linux-unwind.h: Likewise.
20597 * config/ia64/quadlib.c: Likewise.
20598 * config/ia64/unwind-ia64.c: Likewise.
20599 * config/linux.h: Likewise.
20600 * config/m32c/m32c-lib1.S: Likewise.
20601 * config/m32c/m32c-lib2-trapv.c: Likewise.
20602 * config/m32c/m32c-lib2.c: Likewise.
20603 * config/m32r/initfini.c: Likewise.
20604 * config/m68hc11/larith.asm: Likewise.
20605 * config/m68hc11/m68hc11-crt0.S: Likewise.
20606 * config/m68k/cf.md: Likewise.
20607 * config/m68k/crti.s: Likewise.
20608 * config/m68k/crtn.s: Likewise.
20609 * config/m68k/lb1sf68.asm: Likewise.
20610 * config/m68k/linux-unwind.h: Likewise.
20611 * config/mcore/crti.asm: Likewise.
20612 * config/mcore/crtn.asm: Likewise.
20613 * config/mcore/lib1.asm: Likewise.
20614 * config/mips/linux-unwind.h: Likewise.
20615 * config/mips/loongson.h: Likewise.
20616 * config/mips/mips16.S: Likewise.
20617 * config/mmix/crti.asm: Likewise.
20618 * config/mmix/crtn.asm: Likewise.
20619 * config/pa/fptr.c: Likewise.
20620 * config/pa/hpux-unwind.h: Likewise.
20621 * config/pa/lib2funcs.asm: Likewise.
20622 * config/pa/linux-atomic.c: Likewise.
20623 * config/pa/linux-unwind.h: Likewise.
20624 * config/pa/milli64.S: Likewise.
20625 * config/pa/quadlib.c: Likewise.
20626 * config/pa/stublib.c: Likewise.
20627 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20628 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20629 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20630 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20631 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20632 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20633 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20634 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20635 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20636 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20637 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20638 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20639 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20640 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20641 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20642 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20643 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20644 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20645 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20646 * config/rs6000/750cl.h: Likewise.
20647 * config/rs6000/altivec.h: Likewise.
20648 * config/rs6000/biarch64.h: Likewise.
20649 * config/rs6000/crtresfpr.asm: Likewise.
20650 * config/rs6000/crtresgpr.asm: Likewise.
20651 * config/rs6000/crtresxfpr.asm: Likewise.
20652 * config/rs6000/crtresxgpr.asm: Likewise.
20653 * config/rs6000/crtsavfpr.asm: Likewise.
20654 * config/rs6000/crtsavgpr.asm: Likewise.
20655 * config/rs6000/darwin-asm.h: Likewise.
20656 * config/rs6000/darwin-fallback.c: Likewise.
20657 * config/rs6000/darwin-fpsave.asm: Likewise.
20658 * config/rs6000/darwin-ldouble.c: Likewise.
20659 * config/rs6000/darwin-tramp.asm: Likewise.
20660 * config/rs6000/darwin-unwind.h: Likewise.
20661 * config/rs6000/darwin-vecsave.asm: Likewise.
20662 * config/rs6000/darwin-world.asm: Likewise.
20663 * config/rs6000/e500crtres32gpr.asm: Likewise.
20664 * config/rs6000/e500crtres64gpr.asm: Likewise.
20665 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20666 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20667 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20668 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20669 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20670 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20671 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20672 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20673 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20674 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20675 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20676 * config/rs6000/eabi-ci.asm: Likewise.
20677 * config/rs6000/eabi-cn.asm: Likewise.
20678 * config/rs6000/eabi.asm: Likewise.
20679 * config/rs6000/linux-unwind.h: Likewise.
20680 * config/rs6000/linux64.h: Likewise.
20681 * config/rs6000/paired.h: Likewise.
20682 * config/rs6000/paired.md: Likewise.
20683 * config/rs6000/ppc64-fp.c: Likewise.
20684 * config/rs6000/ppu_intrinsics.h: Likewise.
20685 * config/rs6000/rs6000.h: Likewise.
20686 * config/rs6000/si2vmx.h: Likewise.
20687 * config/rs6000/sol-ci.asm: Likewise.
20688 * config/rs6000/sol-cn.asm: Likewise.
20689 * config/rs6000/spe.h: Likewise.
20690 * config/rs6000/spu2vmx.h: Likewise.
20691 * config/rs6000/sysv4.h: Likewise.
20692 * config/rs6000/tramp.asm: Likewise.
20693 * config/rs6000/vec_types.h: Likewise.
20694 * config/s390/linux-unwind.h: Likewise.
20695 * config/s390/tpf-unwind.h: Likewise.
20696 * config/score/crti.asm: Likewise.
20697 * config/score/crtn.asm: Likewise.
20698 * config/sh/crt1.asm: Likewise.
20699 * config/sh/crti.asm: Likewise.
20700 * config/sh/crtn.asm: Likewise.
20701 * config/sh/divtab-sh4-300.c: Likewise.
20702 * config/sh/divtab-sh4.c: Likewise.
20703 * config/sh/divtab.c: Likewise.
20704 * config/sh/lib1funcs-4-300.asm: Likewise.
20705 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20706 * config/sh/lib1funcs.asm: Likewise.
20707 * config/sh/lib1funcs.h: Likewise.
20708 * config/sh/linux-atomic.asm: Likewise.
20709 * config/sh/linux-unwind.h: Likewise.
20710 * config/sh/shmedia.h: Likewise.
20711 * config/sh/sshmedia.h: Likewise.
20712 * config/sh/ushmedia.h: Likewise.
20713 * config/sparc/crtfastmath.c: Likewise.
20714 * config/sparc/linux-unwind.h: Likewise.
20715 * config/sparc/sol2-c1.asm: Likewise.
20716 * config/sparc/sol2-ci.asm: Likewise.
20717 * config/sparc/sol2-cn.asm: Likewise.
20718 * config/spu/divmodti4.c: Likewise.
20719 * config/spu/divv2df3.c: Likewise.
20720 * config/spu/float_disf.c: Likewise.
20721 * config/spu/float_unsdidf.c: Likewise.
20722 * config/spu/float_unsdisf.c: Likewise.
20723 * config/spu/float_unssidf.c: Likewise.
20724 * config/spu/mfc_multi_tag_release.c: Likewise.
20725 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20726 * config/spu/mfc_tag_release.c: Likewise.
20727 * config/spu/mfc_tag_reserve.c: Likewise.
20728 * config/spu/mfc_tag_table.c: Likewise.
20729 * config/spu/multi3.c: Likewise.
20730 * config/spu/spu_internals.h: Likewise.
20731 * config/spu/spu_intrinsics.h: Likewise.
20732 * config/spu/spu_mfcio.h: Likewise.
20733 * config/spu/vec_types.h: Likewise.
20734 * config/spu/vmx2spu.h: Likewise.
20735 * config/stormy16/stormy16-lib2.c: Likewise.
20736 * config/svr4.h: Likewise.
20737 * config/sync.c: Likewise.
20738 * config/v850/lib1funcs.asm: Likewise.
20739 * config/vxlib-tls.c: Likewise.
20740 * config/vxlib.c: Likewise.
20741 * config/vxworks-dummy.h: Likewise.
20742 * config/xtensa/crti.asm: Likewise.
20743 * config/xtensa/crtn.asm: Likewise.
20744 * config/xtensa/ieee754-df.S: Likewise.
20745 * config/xtensa/ieee754-sf.S: Likewise.
20746 * config/xtensa/lib1funcs.asm: Likewise.
20747 * config/xtensa/lib2funcs.S: Likewise.
20748 * config/xtensa/linux-unwind.h: Likewise.
20749 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20750 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20751 * coretypes.h: Likewise.
20752 * crtstuff.c: Likewise.
20753 * defaults.h: Likewise.
20754 * dwarf2.h: Likewise.
20755 * emutls.c: Likewise.
20756 * gbl-ctors.h: Likewise.
20757 * gcov-io.h: Likewise.
20758 * ginclude/float.h: Likewise.
20759 * ginclude/iso646.h: Likewise.
20760 * ginclude/stdarg.h: Likewise.
20761 * ginclude/stdbool.h: Likewise.
20762 * ginclude/stddef.h: Likewise.
20763 * ginclude/stdfix.h: Likewise.
20764 * ginclude/stdint-gcc.h: Likewise.
20765 * ginclude/tgmath.h: Likewise.
20766 * gthr-aix.h: Likewise.
20767 * gthr-dce.h: Likewise.
20768 * gthr-gnat.c: Likewise.
20769 * gthr-gnat.h: Likewise.
20770 * gthr-lynx.h: Likewise.
20771 * gthr-mipssde.h: Likewise.
20772 * gthr-nks.h: Likewise.
20773 * gthr-posix.c: Likewise.
20774 * gthr-posix.h: Likewise.
20775 * gthr-posix95.h: Likewise.
20776 * gthr-rtems.h: Likewise.
20777 * gthr-single.h: Likewise.
20778 * gthr-solaris.h: Likewise.
20779 * gthr-tpf.h: Likewise.
20780 * gthr-vxworks.h: Likewise.
20781 * gthr-win32.h: Likewise.
20782 * gthr.h: Likewise.
20783 * libgcc2.c: Likewise.
20784 * libgcc2.h: Likewise.
20785 * libgcov.c: Likewise.
20786 * tsystem.h: Likewise.
20787 * typeclass.h: Likewise.
20788 * unwind-c.c: Likewise.
20789 * unwind-compat.h: Likewise.
20790 * unwind-dw2-fde-compat.c: Likewise.
20791 * unwind-dw2-fde-darwin.c: Likewise.
20792 * unwind-dw2-fde-glibc.c: Likewise.
20793 * unwind-dw2-fde.c: Likewise.
20794 * unwind-dw2-fde.h: Likewise.
20795 * unwind-dw2.c: Likewise.
20796 * unwind-dw2.h: Likewise.
20797 * unwind-generic.h: Likewise.
20798 * unwind-pe.h: Likewise.
20799 * unwind-sjlj.c: Likewise.
20800 * unwind.inc: Likewise.
20801 * config/arm/neon-gen.ml: Change generated copyright header to
20802 refer to version 3 of the GNU General Public License with
20803 version 3.1 of the GCC Runtime Library Exception and to point
20804 readers at the COPYING3 and COPYING3.RUNTIME files and the
20805 FSF's license web page.
20806 * config/arm/arm_neon.h: Regenerate.
20808 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20810 * config/cris/cris.md: Change copyright header to refer to version
20811 3 of the GNU General Public License.
20812 * doc/install.texi2html: Change copyright header to refer to version
20813 3 of the GNU General Public License and to point readers at the
20814 COPYING3 file and the FSF's license web page.
20815 * config/vax/linux.h: Likewise.
20817 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20819 * config/i386/i386.md (cmpcc): New.
20820 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20821 (sync_compare_and_swap_cc*): Delete.
20823 * config/s390/s390.c (s390_compare_emitted): Remove.
20824 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20825 s390_compare_emitted used to be handled. Assert that modes match.
20826 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20827 refer to sync_compare_and_swap_ccsi.
20828 * config/s390/s390.h (s390_compare_emitted): Remove.
20829 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20830 instead of s390_compare_emitted.
20831 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20832 instead of s390_compare_emitted.
20833 * config/s390/s390.md (cmpcc): New.
20834 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20835 CC_REGNUM, do not pretend it's set.
20836 (sync_compare_and_swap_cc*): Delete.
20837 * config/s390/predicates.md (cc_reg_operand): New.
20839 * expr.c (sync_compare_and_swap_cc): Delete.
20840 * optabs.h (sync_compare_and_swap_cc): Delete.
20841 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20842 is being used with can_compare_p.
20843 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20844 (find_cc_set): New.
20845 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20846 look for a MODE_CC set instead. Use emit_store_flag.
20847 (expand_compare_and_swap_loop): Likewise, with some additional
20848 complication to avoid a force_reg when useless. Use
20849 emit_cmp_and_jump_insns.
20850 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20851 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20852 sync_compare_and_swap documentation.
20854 2009-04-09 Jan Hubicka <jh@suse.cz>
20856 * except.c (find_prev_try): Break out from ....
20857 (duplicate_eh_regions): ... here; properly update prev_try pointers
20858 when duplication part of tree.
20859 (dump_eh_tree): Improve dumping.
20860 (verify_eh_region): New.
20861 (verify_eh_tree): Use it.
20863 2009-04-06 Richard Guenther <rguenther@suse.de>
20865 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20866 &ARRAY addresses by adjusting their types and prepending
20868 * tree-cfg.c (verify_gimple_assign_single): Verify that
20869 addresses are correct.
20871 2009-04-09 Richard Guenther <rguenther@suse.de>
20873 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20874 indices into an array reference if possible.
20875 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20876 Fold POINTER_PLUS_EXPR statements with invariant address.
20878 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20881 * config.gcc (powerpc64-*-linux*): Always build biarch.
20883 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20886 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20887 it and pedwarn if this results in an INTEGER_CST.
20889 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20891 * doc/install.texi: Update minimum GMP version. Remove obsolete
20892 text in MPFR section.
20894 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20896 * dwarf2out.c (class_scope_p): New static inline.
20897 (class_or_namespace_scope_p): Use it.
20898 (gen_variable_die): Use DW_TAG_member tag for static data member
20899 declarations instead of DW_TAG_variable.
20901 PR middle-end/39573
20902 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20905 2009-04-08 Richard Guenther <rguenther@suse.de>
20907 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20908 valueize random data.
20910 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20912 * config.gcc (aix tm_file): Add aix-stdint.h.
20913 (aix tm clause use_gcc_stdint): Set to wrap.
20914 * config/rs6000/aix-stdint.h: New file.
20916 2009-04-08 Richard Guenther <rguenther@suse.de>
20918 PR middle-end/36291
20919 * tree-dfa.c (add_referenced_var): Do not recurse into
20920 global initializers.
20921 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20923 (fold_const_aggregate_ref): Likewise.
20925 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20927 * recog.c (ordered_comparison_operator): New.
20928 * gensupport.c (std_preds): Add it.
20929 * doc/md.texi (Machine-Independent Predicates): Document it.
20931 2009-04-08 Jan Hubicka <jh@suse.cz>
20933 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20934 * function.h (rtl_eh): Remove exception_handler_label_map.
20935 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20936 remove_exception_handler_label, for_each_eh_label_1): Remove.
20937 (rtl_remove_unreachable_regions): Remove.
20938 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20939 (find_exception_handler_labels): Don't build the hashtable.
20940 (maybe_remove_eh_handler): Remove.
20941 (for_each_eh_label): Rewrite to walk the tree.
20942 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20943 * except.h (maybe_remove_eh_handler): Remove.
20944 * passes.c (init_optimization_passes): Schedule second EH cleanup
20946 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20947 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20949 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20951 * genoutput.c (validate_optab_operands): New.
20952 (gen_insn, gen_expand): Call it.
20954 * genflags.c (gen_insn): Detect misused iterators.
20955 (main): Pass line_no to gen_insn, exit with status 1 on error.
20957 * genextract.c (line_no): Make global.
20958 (VEC_safe_set_locstr): Change assertion to error message.
20959 (main): Exit with status 1 on error.
20961 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20965 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20966 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20967 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20968 * c-convert.c (convert): Do not call fold on results of conversion
20969 functions when the result is a C_MAYBE_CONST_EXPR.
20970 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20971 of __builtin_choose_expr.
20972 * c-typeck.c (remove_c_maybe_const_expr): New.
20973 (build_unary_op, build_conditional_expr, build_compound_expr,
20974 build_binary_op, c_objc_common_truthvalue_conversion): Call
20975 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20978 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20980 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20981 CODE to produce a new one. Add a prototype to use fold_convert_const
20983 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20986 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20987 mix declarations and code.
20989 2009-04-08 Ben Elliston <bje@au.ibm.com>
20991 * gcc.c: Replace `CC' with `GCC' throughout.
20993 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20995 * doc/invoke.texi: Document Atom support.
20997 2009-04-07 Jason Merrill <jason@redhat.com>
21000 * c-common.h, c-common.c: Add flag_pretty_templates.
21001 * c-opts.c (c_common_handle_option): Set it.
21002 * c.opt: Add -fno-pretty-templates.
21003 * doc/invoke.texi (C++ Dialect Options): Likewise.
21005 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
21007 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
21008 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
21009 (ia64_expand_builtin): Likewise.
21011 2009-04-07 Martin Jambor <mjambor@suse.cz>
21013 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
21014 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
21015 ADDR_EXPRS are include too.
21017 2009-04-07 Richard Guenther <rguenther@suse.de>
21019 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
21020 decls are only used if passes as parameters or if they are
21021 local statics and the call is not to a builtin.
21022 (call_may_clobber_ref_p_1): Likewise.
21024 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21026 * expr.c (do_store_flag): Remove last argument. Simplify code
21027 to avoid duplication of tests already done by can_compare_p.
21028 (expand_expr_real_1): Adjust caller.
21030 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21032 * optabs.c (can_compare_p): Test the predicate of a
21033 cbranch and cstore pattern.
21035 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21037 * expr.c (convert_move): Use emit_store_flag instead of
21040 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21042 * config/i386/i386.c (ix86_compare_emitted): Remove.
21043 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
21044 ix86_compare_op0 like ix86_compare_emitted used to be handled.
21045 * config/i386/i386.h (ix86_compare_emitted): Remove.
21046 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
21047 instead of ix86_compare_emitted.
21048 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
21050 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
21052 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
21053 Add t-sysroot-suffix to tmake_file.
21054 * config/print-sysroot-suffix.sh: New file.
21055 * config/t-sysroot-suffix: New file.
21057 2009-04-07 Ben Elliston <bje@au.ibm.com>
21059 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
21060 as the latter produces a warning when the target does not support
21063 2009-04-07 Ben Elliston <bje@au.ibm.com>
21065 * dfp.c: Replace type punning assignments with memcpy throughout.
21066 * Makefile.in (dfp.o-warn): Remove.
21068 2009-04-07 Alan Modra <amodra@bigpond.net.au>
21071 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
21072 Include soft-fp/t-softfp after rs6000/t-linux64.
21074 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
21076 * stor-layout.c (set_sizetype): Use the full precision of their
21077 machine mode for bitsize types.
21079 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
21081 * config/i386/i386.md: Revert 2 accidental checkins.
21083 2009-04-06 Joey Ye <joey.ye@intel.com>
21084 Xuepeng Guo <xuepeng.guo@intel.com>
21085 H.J. Lu <hongjiu.lu@intel.com>
21087 Atom pipeline model, tuning and insn selection.
21088 * config.gcc (atom): Add atom config options and target.
21090 * config/i386/atom.md: New.
21092 * config/i386/i386.c (atom_cost): New cost.
21093 (m_ATOM): New macro flag.
21094 (initial_ix86_tune_features): Set m_ATOM.
21095 (x86_accumulate_outgoing_args): Likewise.
21096 (x86_arch_always_fancy_math_387): Likewise.
21097 (processor_target): Add Atom cost.
21098 (cpu_names): Add Atom cpu name.
21099 (override_options): Set Atom ISA.
21100 (ix86_issue_rate): New case PROCESSOR_ATOM.
21101 (ix86_adjust_cost): Likewise.
21103 * config/i386/i386.h (TARGET_ATOM): New target macro.
21104 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
21105 (TARGET_OPT_AGU): New target option.
21106 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
21107 (processor_type): Add PROCESSOR_ATOM.
21109 * config/i386/i386.md (cpu): Add new value "atom".
21110 (use_carry, movu): New attr.
21111 (atom.md): Include atom.md.
21112 (adddi3_carry_rex64): Set attr "use_carry".
21113 (addqi3_carry): Likewise.
21114 (addhi3_carry): Likewise.
21115 (addsi3_carry): Likewise.
21116 (*addsi3_carry_zext): Likewise.
21117 (subdi3_carry_rex64): Likewise.
21118 (subqi3_carry): Likewise.
21119 (subhi3_carry): Likewise.
21120 (subsi3_carry): Likewise.
21121 (x86_movdicc_0_m1_rex64): Likewise.
21122 (*x86_movdicc_0_m1_se): Likewise.
21123 (x86_movsicc_0_m1): Likewise.
21124 (*x86_movsicc_0_m1_se): Likewise.
21125 (*adddi_1_rex64): Emit add insn as much as possible.
21126 (*addsi_1): Likewise.
21127 (return_internal): Set atom_unit.
21128 (return_internal_long): Likewise.
21129 (return_pop_internal): Likewise.
21130 (*rcpsf2_sse): Set atom_sse_attr attr.
21131 (*qrt<mode>2_sse): Likewise.
21132 (*prefetch_sse): Likewise.
21134 * config/i386/i386-c.c (ix86_target_macros_internal): New case
21136 (ix86_target_macros_internal): Likewise.
21138 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
21139 (*prefetch_sse_rex): Likewise.
21140 (sse_rcpv4sf2): Likewise.
21141 (sse_vmrcpv4sf2): Likewise.
21142 (sse_sqrtv4sf2): Likewise.
21143 (<sse>_vmsqrt<mode>2): Likewise.
21144 (sse_ldmxcsr): Likewise.
21145 (sse_stmxcsr): Likewise.
21146 (*sse_sfence): Likewise.
21147 (sse2_clflush): Likewise.
21148 (*sse2_mfence): Likewise.
21149 (*sse2_lfence): Likewise.
21150 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
21151 (<sse>_movup<ssemodesuffixf2c>): Likewise.
21152 (avx_movdqu<avxmodesuffix>): Likewise.
21153 (avx_lddqu<avxmodesuffix>): Likewise.
21154 (sse2_movntv2di): Change attr "type" to "ssemov".
21155 (sse2_movntsi): Likewise.
21156 (rsqrtv8sf2): Change attr "type" to "sseadd".
21157 (sse3_addsubv2df3): Set attr "atom_unit".
21158 (sse3_h<plusminus_insn>v4sf3): Likewise.
21159 (*sse2_pmaddwd): Likewise.
21160 (*vec_extractv2di_1_rex64): Likewise.
21161 (*vec_extractv2di_1_avx): Likewise.
21162 (sse2_psadbw): Likewise.
21163 (ssse3_phaddwv8hi3): Likewise.
21164 (ssse3_phaddwv4hi3): Likewise.
21165 (ssse3_phadddv4si3): Likewise.
21166 (ssse3_phadddv2si3): Likewise.
21167 (ssse3_phaddswv8hi3): Likewise.
21168 (ssse3_phaddswv4hi3): Likewise.
21169 (ssse3_phsubwv8hi3): Likewise.
21170 (ssse3_phsubwv4hi3): Likewise.
21171 (ssse3_phsubdv4si3): Likewise.
21172 (ssse3_phsubdv2si3): Likewise.
21173 (ssse3_phsubswv8hi3): Likewise.
21174 (ssse3_phsubswv4hi3): Likewise.
21175 (ssse3_pmaddubsw128): Likewise.
21176 (sse3_pmaddubsw: Likewise.
21177 (ssse3_palignrti): Likewise.
21178 (ssse3_palignrdi): Likewise.
21180 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
21182 * doc/install.texi (Specific): Fix two cross-references to MinGW.
21184 2009-04-06 Richard Guenther <rguenther@suse.de>
21186 PR tree-optimization/28868
21187 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
21188 of which PHI results we inserted.
21189 (insert_into_preds_of_block): Record inserted PHIs.
21190 (eliminate): Eliminate redundant PHI nodes.
21191 (init_pre): Init inserted_phi_names.
21193 2009-04-06 Richard Guenther <rguenther@suse.de>
21195 PR tree-optimization/39643
21196 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
21197 IMAGPART_EXPRs of complex constants.
21198 (execute_fold_all_builtins): If we folded a call queue
21199 TODO_update_address_taken.
21201 2009-04-06 Jan Hubicka <jh@suse.cz>
21203 PR middle-end/39659
21204 * except.c (remove_unreachable_regions): Propagate may_contain_throw
21207 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
21209 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
21211 (ic_invalidate_array): Likewise.
21213 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
21215 * calls.c (emit_library_call_value_1): Fix a problem with parameter
21216 alignment for library calls.
21218 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
21220 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
21221 (mingw32 tm clause use_gcc_stdint): Set to wrap.
21222 * config/i386/mingw-stdint.h: New file.
21224 2009-04-05 Richard Guenther <rguenther@suse.de>
21226 PR tree-optimization/39648
21227 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
21228 our &A vs. &A[0] IL deficiencies.
21230 2009-04-04 Jan Hubicka <jh@suse.cz>
21232 * except.c (sjlj_find_directly_reachable_regions): Be ready for
21233 removed toplevel regions.
21234 (sjlj_mark_call_sites): Likewise.
21236 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
21238 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
21239 (cygwin tm clause use_gcc_stdint): Set to wrap.
21240 * config/i386/cygwin-stdint.h: New file.
21242 2009-04-04 Richard Guenther <rguenther@suse.de>
21244 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
21245 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
21246 single-argument PHIs if we are in loop-closed SSA form.
21247 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
21248 for the pre-condition.
21249 (slpeel_tree_peel_loop_to_edge): Likewise.
21250 (vect_build_loop_niters): Take an optional sequence to append stmts.
21251 (vect_generate_tmps_on_preheader): Likewise.
21252 (vect_do_peeling_for_loop_bound): Take extra guards for the
21254 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
21255 the cost model check.
21256 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
21257 guards if we are going to peel. Do not apply versioning in that case.
21258 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
21259 (vect_do_peeling_for_loop_bound): Likewise.
21260 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
21261 loop bound only record extra pre-conditions, do not apply loop
21264 2009-04-04 Richard Guenther <rguenther@suse.de>
21266 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
21269 2009-04-04 Jan Hubicka <jh@suse.cz>
21271 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
21272 last_basic_block for size of bb->index indexed array.
21273 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
21274 compute_out, link_btr_uses, build_btr_def_use_webs,
21275 build_btr_def_use_webs, migrate_btr_defs): Likewise.
21277 2009-04-04 Jan Hubicka <jh@suse.cz>
21279 * except.c (remove_eh_handler_and_replace): Break out from ...
21280 (remove_eh_handler): ... here.
21281 (bring_to_root): New function.
21282 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
21283 handled ones, bring others to root of tree.
21285 2009-04-04 Jan Hubicka <jh@suse.cz>
21287 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
21288 (all_phis_safe_to_merge): New function.
21289 (update_info): New structure.
21290 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
21291 (cleanup_empty_eh): Update SSA if possible.
21293 2009-04-04 Richard Guenther <rguenther@suse.de>
21295 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
21296 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
21297 (append_vuse): Likewise.
21299 2009-04-04 Jakub Jelinek <jakub@redhat.com>
21301 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
21302 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
21303 instead of REG_UNSAVED for DW_CFA_undefined.
21304 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
21305 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
21308 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
21311 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
21313 2009-04-04 Richard Guenther <rguenther@suse.de>
21315 PR tree-optimization/8781
21316 PR tree-optimization/37892
21317 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
21318 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
21319 (valueize_refs): Call it for *& valueizations.
21320 (shared_reference_ops_from_ref): Rename to ...
21321 (valueize_shared_reference_ops_from_ref): ... this and valueize.
21322 (shared_reference_ops_from_call): Rename to ...
21323 (valueize_shared_reference_ops_from_call): ... this and valueize.
21324 (vn_reference_lookup): Update.
21325 (visit_reference_op_call): Likewise.
21326 * tree-ssa-pre.c (phi_translate_1): Fold *&.
21327 (eliminate): Value-replace the call address in call statements.
21329 2009-04-04 Richard Guenther <rguenther@suse.de>
21331 PR tree-optimization/39636
21332 * tree-ssa-forwprop.c
21333 (forward_propagate_addr_into_variable_array_index): Check for
21334 GIMPLE_ASSIGN before accessing the rhs code.
21336 2009-04-03 Jason Merrill <jason@redhat.com>
21338 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
21340 2009-04-03 Steve Ellcey <sje@cup.hp.com>
21342 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
21343 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
21344 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
21345 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
21346 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
21347 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
21348 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
21349 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
21350 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
21351 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
21352 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
21353 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
21354 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
21355 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
21356 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
21357 Use fr_reg_or_fp01_operand instead of fr_register_operand
21359 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
21360 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
21361 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
21363 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
21365 PR rtl-optimization/39607
21366 PR rtl-optimization/39631
21370 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21371 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21372 instead of DF_LR_OUT.
21373 * ira-lives.c (process_bb_node_lives): Ditto.
21374 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21375 instead of DF_LR_{OUT,IN}.
21376 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21377 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21379 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
21381 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
21382 (execute_lower_omp): Always run but take the short way out if -fopenmp
21384 (gate_lower_omp): Remove, forcing the pass manager to always run the
21385 pass and always set PROP_gimple_lomp.
21386 (pass_lower_omp): Remove gate function.
21387 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
21388 PROP_trees. Instead, require it.
21389 * ipa-cp.c (pass_ipa_cp): Likewise.
21390 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
21391 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
21392 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
21393 and PROP_gimple_leh.
21395 2009-04-03 Richard Guenther <rguenther@suse.de>
21397 PR middle-end/13146
21398 PR tree-optimization/23940
21399 PR tree-optimization/33237
21400 PR middle-end/33974
21401 PR middle-end/34093
21402 PR tree-optimization/36201
21403 PR tree-optimization/36230
21404 PR tree-optimization/38049
21405 PR tree-optimization/38207
21406 PR tree-optimization/38230
21407 PR tree-optimization/38301
21408 PR tree-optimization/38585
21409 PR middle-end/38895
21410 PR tree-optimization/38985
21411 PR tree-optimization/39299
21412 * tree-ssa-structalias.h: Remove.
21413 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
21414 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
21415 (struct vuse_element_d): Remove.
21416 (struct vuse_vec_d): Likewise.
21417 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
21418 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
21419 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
21420 VUSE_ELEMENT_VAR): Likewise.
21421 (struct voptype_d): Likewise.
21422 (NUM_VOP_FREE_BUCKETS): Likewise.
21423 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
21424 (struct stmt_operands_d): Remove.
21425 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
21426 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
21427 VDEF_NUM, VDEF_VECT): Likewise.
21428 (copy_virtual_operands): Remove.
21429 (operand_build_cmp): Likewise.
21430 (create_ssa_artificial_load_stmt): Likewise.
21431 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
21432 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
21433 vuse_index and mayuse_index members. Pack and move done and iter_type
21434 members to the front.
21435 (SSA_OP_VMAYUSE): Remove.
21436 (SSA_OP_VIRTUAL_USES): Adjust.
21437 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
21438 (unlink_stmt_vdef): Declare.
21439 (add_to_addressable_set): Remove.
21440 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
21441 (vrp_visit_stmt): Likewise.
21442 * doc/tree-ssa.texi (Alias analysis): Update.
21443 * doc/invoke.texi (max-aliased-vops): Remove docs.
21444 (avg-aliased-vops): Likewise.
21445 * tree-into-ssa.c (syms_to_rename): Remove.
21446 (need_to_update_vops_p): Likewise.
21447 (need_to_initialize_update_ssa_p): Rename to ...
21448 (update_ssa_initialized_fn): ... this. Track function we are
21450 (symbol_marked_for_renaming): Simplify.
21451 (add_new_name_mapping): Do not set need_to_update_vops_p.
21452 (dump_currdefs): Use SYMS_TO_RENAME.
21453 (rewrite_update_stmt): Always walk all uses/defs.
21454 (dump_update_ssa): Adjust.
21455 (init_update_ssa): Take function argument. Track what we are
21457 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
21458 (create_new_def_for): Initialize for cfun, assert we are initialized
21460 (mark_sym_for_renaming): Simplify.
21461 (mark_set_for_renaming): Do not initialize update-ssa.
21462 (need_ssa_update_p): Simplify. Take function argument.
21463 (name_mappings_registered_p): Assert we ask for the correct function.
21464 (name_registered_for_update_p): Likewise.
21465 (ssa_names_to_replace): Likewise.
21466 (release_ssa_name_after_update_ssa): Likewise.
21467 (update_ssa): Likewise. Use SYMS_TO_RENAME.
21468 (dump_decl_set): Do not print a newline.
21469 (debug_decl_set): Do it here.
21470 (dump_update_ssa): And here.
21471 * tree-ssa-loop-im.c (move_computations): Adjust.
21472 (movement_possibility): Likewise.
21473 (determine_max_movement): Likewise.
21474 (gather_mem_refs_stmt): Likewise.
21475 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
21476 or NAME_MEMORY_TAG.
21477 * tree-complex.c (update_all_vops): Remove.
21478 (expand_complex_move): Adjust.
21479 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
21480 Simplify test for memory referencing statement. Exclude
21481 non-invariant ADDR_EXPRs.
21482 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
21483 * tree-loop-distribution.c (generate_memset_zero): Adjust.
21484 (rdg_flag_uses): Likewise.
21485 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
21487 (tree_optimize_tail_calls_1): Also split the
21488 edge from the entry block if we have degenerate PHI nodes in
21489 the first basic block.
21490 * tree.c (init_ttree): Remove memory-tag related code.
21491 (tree_code_size): Likewise.
21492 (tree_node_structure): Likewise.
21493 (build7_stat): Re-write to be build6_stat.
21494 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
21495 (SSA_VAR_P): Adjust.
21496 (struct tree_memory_tag): Remove.
21497 (struct tree_memory_partition_tag): Likewise.
21498 (union tree_node): Adjust.
21499 (build7): Re-write to be build6.
21500 * tree-pass.h (pass_reset_cc_flags): Remove.
21501 (TODO_update_address_taken): New flag.
21502 (pass_simple_dse): Remove.
21503 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
21504 * params.h (MAX_ALIASED_VOPS): Remove.
21505 (AVG_ALIASED_VOPS): Likewise.
21506 * omp-low.c (expand_omp_taskreg): Update SSA form.
21507 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
21508 aliases the lhs in a copy stmt.
21509 * tree-ssa-dse.c (struct address_walk_data): Remove.
21510 (memory_ssa_name_same): Likewise.
21511 (memory_address_same): Likewise.
21512 (get_kill_of_stmt_lhs): Likewise.
21513 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
21514 unused stores. Look through PHI nodes into post-dominated regions.
21515 (dse_optimize_stmt): Simplify. Properly remove stores.
21516 (tree_ssa_dse): Compute dominators.
21517 (execute_simple_dse): Remove.
21518 (pass_simple_dse): Likewise.
21519 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21520 gimple_loaded_syms and gimple_stored_syms computation.
21521 * toplev.c (dump_memory_report): Dump alias and pta stats.
21522 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21523 (vn_reference_eq): Likewise.
21524 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21525 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21526 valueize_vuses): Remove.
21527 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21528 (get_def_ref_stmt_vuse): ... this.
21529 (vn_reference_lookup_2): New function.
21530 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21531 walking equivalent vuses. Simplify.
21532 (vn_reference_lookup): Likewise.
21533 (vn_reference_insert): Likewise.
21534 (vn_reference_insert_pieces): Likewise.
21535 (visit_reference_op_call): Simplify.
21536 (visit_reference_op_load): Likewise.
21537 (visit_reference_op_store): Likewise.
21538 (init_scc_vn): Remove shared_lookup_vuses initialization.
21539 (free_scc_vn): Remove shared_lookup_vuses freeing.
21540 (sort_vuses, sort_vuses_heap): Remove.
21541 (get_ref_from_reference_ops): Export.
21542 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21543 vector with single vuse pointer.
21544 (vn_reference_lookup_pieces, vn_reference_lookup,
21545 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21546 (shared_vuses_from_stmt): Remove.
21547 (get_ref_from_reference_ops): Declare.
21548 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21549 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21550 memory-tag related code.
21551 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21552 (likely_value): Add comment, skip static-chain of call statements.
21553 (surely_varying_stmt_p): Adjust.
21554 (gimplify_and_update_call_from_tree): Likewise.
21555 (execute_fold_all_builtins): Do not rebuild alias info.
21556 (gimplify_and_update_call_from_tree): Properly update VOPs.
21557 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21558 (copy_ref_info): Remove memory-tag related code.
21559 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21560 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21561 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21563 * tree-ssa-dom.c (gimple_p): Remove typedef.
21564 (eliminate_redundant_computations): Adjust.
21565 (record_equivalences_from_stmt): Likewise.
21566 (avail_expr_hash): Likewise.
21567 (avail_expr_eq): Likewise.
21568 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21569 (stmt_makes_single_load): Likewise.
21570 (stmt_makes_single_store): Likewise.
21571 * tree-ssa-alias.c: Rewrite completely.
21572 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21573 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21574 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21575 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21576 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21577 Remove public functions.
21578 (pass_reset_cc_flags): Remove.
21579 (pass_build_alias): Move ...
21580 * tree-ssa-structalias.c (pass_build_alias): ... here.
21581 * tree-ssa-alias.c (may_be_aliased): Move ...
21582 * tree-flow-inline.h (may_be_aliased): ... here.
21583 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21584 count_uses_and_derefs): Move ...
21585 * gimple.c: ... here.
21586 * gimple.h (count_uses_and_derefs): Declare.
21587 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21588 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21589 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21590 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21591 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21592 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21593 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21595 * tree-dfa.c (refs_may_alias_p): Move ...
21596 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21597 * tree-ssa-alias.h: New file.
21598 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21599 (statement_sink_location): Likewise.
21600 * opts.c (decode_options): Do not adjust max-aliased-vops or
21601 avg-aliased-vops values.
21602 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21603 (TV_CALL_CLOBBER): Likewise.
21604 (TV_FLOW_SENSITIVE): Likewise.
21605 (TV_FLOW_INSENSITIVE): Likewise.
21606 (TV_MEMORY_PARTITIONING): Likewise.
21607 (TV_ALIAS_STMT_WALK): New timevar.
21608 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21609 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21610 (get_address_description): Remove memory-tag related code.
21611 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21612 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21613 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21614 and immediate uses in statements. Document.
21615 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21616 (dump_symbols): Remove.
21617 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21618 * alias.c (get_deref_alias_set): New function split out from ...
21619 (get_alias_set): ... here.
21620 * alias.h (get_deref_alias_set): Declare.
21621 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21622 type parameter. Remove restrict pointer handling. Create a
21623 ref-all pointer in case type-based alias sets do not conflict.
21624 (vect_analyze_data_refs): Remove SMT related code.
21625 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21626 (vectorizable_load): Likewise.
21627 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21628 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21629 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21630 Ignore vops and SMTs.
21631 (dr_analyze_alias): Likewise..
21632 (free_data_ref): Likewise.
21633 (create_data_ref): Likewise.
21634 (analyze_all_data_dependences): Likewise.
21635 (get_references_in_stmt): Adjust.
21636 * tree-flow-inline.h (gimple_aliases_computed_p,
21637 gimple_addressable_vars, gimple_call_clobbered_vars,
21638 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21639 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21640 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21641 gimple_mem_ref_stats): Remove.
21642 (gimple_vop): New function.
21643 (op_iter_next_use): Remove vuses and mayuses cases.
21644 (op_iter_next_def): Remove vdefs case.
21645 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21646 (clear_and_done_ssa_iter): Do not set removed fields.
21647 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21648 Assert we are not iterating over vuses or vdefs if not also
21649 iterating over uses or defs.
21650 (op_iter_init_use): Likewise.
21651 (op_iter_init_def): Likewise.
21652 (op_iter_next_vdef): Remove.
21653 (op_iter_next_mustdef): Likewise.
21654 (op_iter_init_vdef): Likewise.
21655 (compare_ssa_operands_equal): Likewise.
21656 (link_use_stmts_after): Handle vuse operand.
21657 (is_call_used): Use is_call_clobbered.
21658 (is_call_clobbered): Global variables are always call clobbered,
21659 query the call-clobbers bitmap.
21660 (mark_call_clobbered): Ignore global variables.
21661 (clear_call_clobbered): Likewise.
21662 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21663 virtual operands sanity check.
21664 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21666 (TARGET_MEM_REF): Remove TMR_TAG operand.
21667 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21668 Remove call-clobber related code.
21669 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21670 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21671 partitions or escape reason.
21672 (get_single_def_stmt, get_single_def_stmt_from_phi,
21673 get_single_def_stmt_with_phi): Remove.
21674 (dump_referenced_vars): Tidy.
21675 (get_ref_base_and_extent): Allow bare decls.
21676 (collect_dfa_stats): Adjust.
21677 * graphite.c (rename_variables_in_stmt): Adjust.
21678 (graphite_copy_stmts_from_block): Likewise.
21679 (translate_clast): Likewise.
21680 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21682 (translate_vuse_through_block): Use the oracle.
21683 (phi_translate_1): Adjust.
21684 (value_dies_in_block_x): Use the oracle. Cache the outcome
21686 (valid_in_sets): Check if the VUSE for
21687 a REFERENCE is available.
21688 (eliminate): Do not remove stmts during elimination,
21689 instead queue and remove them afterwards.
21690 (do_pre): Do not rebuild alias info.
21691 (pass_pre): Run TODO_rebuild_alias before PRE.
21692 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21693 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21694 (mark_all_v_defs_stmt): Remove.
21695 (mark_all_v_defs_seq): Adjust.
21696 (sra_replace): Likewise.
21697 (scalarize_use): Likewise.
21698 (scalarize_copy): Likewise.
21699 (scalarize_init): Likewise.
21700 (scalarize_ldst): Likewise.
21701 (todoflags): Remove.
21702 (tree_sra): Do not rebuild alias info.
21703 (tree_sra_early): Adjust.
21704 (pass_sra): Run TODO_update_address_taken before SRA.
21705 * tree-predcom.c (set_alias_info): Remove.
21706 (prepare_initializers_chain): Do not call it.
21707 (mark_virtual_ops_for_renaming): Adjust.
21708 (mark_virtual_ops_for_renaming_list): Remove.
21709 (initialize_root_vars): Adjust.
21710 (initialize_root_vars_lm): Likewise.
21711 (prepare_initializers_chain): Likewise.
21712 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21713 (may_propagate_copy_into_stmt): Likewise.
21714 (merge_alias_info): Do nothing for now.
21715 (propagate_tree_value_into_stmt): Adjust.
21716 (stmt_may_generate_copy): Likewise.
21717 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21718 not mark symbols for renaming.
21719 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21720 with the same statement, make sure to update the new pointed-to one.
21721 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21722 call statements, do not mark symbols for renaming.
21723 (mark_operand_necessary): Dump something.
21724 (ref_may_be_aliased): New function.
21725 (mark_aliased_reaching_defs_necessary_1): New helper function.
21726 (mark_aliased_reaching_defs_necessary): Likewise.
21727 (mark_all_reaching_defs_necessary_1): Likewise.
21728 (mark_all_reaching_defs_necessary): Likewise.
21729 (propagate_necessity): Do not process virtual PHIs. For
21730 non-aliased loads mark all reaching definitions as necessary.
21731 For aliased loads and stores mark the immediate dominating
21732 aliased clobbers as necessary.
21733 (visited): New global static.
21734 (perform_tree_ssa_dce): Free visited bitmap after propagating
21736 (remove_dead_phis): Perform simple dead virtual PHI removal.
21737 (remove_dead_stmt): Properly unlink virtual operands when
21739 (eliminate_unnecessary_stmts): Schedule PHI removal after
21741 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21742 (process_replaceable): Likewise.
21743 (find_replaceable_in_bb): Likewise.
21744 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21745 based on the single gimple vop.
21746 (verify_flow_insensitive_alias_info): Remove.
21747 (verify_flow_sensitive_alias_info): Likewise.
21748 (verify_call_clobbering): Likewise.
21749 (verify_memory_partitions): Likewise.
21750 (verify_alias_info): Likewise.
21751 (verify_ssa): Adjust..
21752 (execute_update_addresses_taken): Export. Update SSA
21753 manually. Optimize only when optimizing. Use a local bitmap.
21754 (pass_update_address_taken): Remove TODO_update_ssa, add
21756 (pass_update_address_taken): Just use TODO_update_address_taken.
21757 (init_tree_ssa): Do not initialize addressable_vars.
21758 (verify_ssa): Verify new VUSE / VDEF properties.
21759 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21760 Do not call verify_alias_info.
21761 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21762 Do not free the loaded and stored syms bitmaps. Reset the escaped
21763 and callused solutions. Do not free addressable_vars.
21764 Remove memory-tag related code.
21765 (warn_uninitialized_var): Aliases are always available.
21766 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21767 * lambda-code.c (can_put_in_inner_loop): Adjust.
21768 (can_put_after_inner_loop): Likewise.
21769 (perfect_nestify): Likewise.
21770 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21771 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21772 (vectorizable_conversion): Do not mark symbols for renaming.
21773 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21774 (expand_call_inline): Unlink the calls virtual operands before
21776 (tree_function_versioning): Do not call update_ssa if we are not
21777 updating clones. Simplify.
21778 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21779 (propagate_with_phi): Likewise..
21780 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21781 clobber code. Assert we are not aliased or global.
21782 * tree-flow.h: Include tree-ssa-alias.h
21783 (enum escape_type): Remove.
21784 (struct mem_sym_stats_d): Likewise.
21785 (struct mem_ref_stats_d): Likewise.
21786 (struct gimple_df): Add vop member. Remove global_var,
21787 call_clobbered_vars, call_used_vars, addressable_vars,
21788 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21789 escaped and callused members.
21790 (struct ptr_info_def): Remove all members, add points-to solution
21792 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21793 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21794 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21795 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21796 (tree-ssa-alias.o): Likewise.
21797 (toplev.o): Add tree-ssa-alias.h
21798 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21799 * gimple.c (gimple_set_bb): Fix off-by-one error.
21800 (is_gimple_reg): Do not handle memory tags.
21801 (gimple_copy): Also copy virtual operands.
21802 Delay updating the statement. Do not reset loaded and stored syms.
21803 (gimple_set_stored_syms): Remove.
21804 (gimple_set_loaded_syms): Likewise.
21805 (gimple_call_copy_skip_args): Copy the virtual operands
21806 and mark the new statement modified.
21807 * tree-ssa-structalias.c (may_alias_p): Remove.
21808 (set_uids_in_ptset): Take the alias set to prune with as
21809 parameter. Fold in the alias test of may_alias_p.
21810 (compute_points_to_sets): Compute whether a ptr is dereferenced
21811 in a local sbitmap.
21812 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21813 other ADDRESSOF constraints on the lhs.
21814 (get_constraint_for_component_ref): Assert that we don't get
21815 ADDRESSOF constraints from the base of the reference.
21816 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21817 (struct variable_info): Remove collapsed_to member.
21818 (get_varinfo_fc): Remove.
21819 (new_var_info): Do not set collapsed_to.
21820 (dump_constraint): Do not follow cycles.
21821 (dump_constraint_graph): Likewise.
21822 (build_pred_graph): Likewise.
21823 (build_succ_graph): Likewise.
21824 (rewrite_constraints): Likewise.
21825 (do_simple_structure_copy): Remove.
21826 (do_rhs_deref_structure_copy): Remove.
21827 (do_lhs_deref_structure_copy): Remove.
21828 (collapse_rest_of_var): Remove.
21829 (do_structure_copy): Re-implement.
21830 (pta_stats): New global variable.
21831 (dump_pta_stats): New function.
21832 (struct constraint_expr): Make offset signed.
21833 (UNKNOWN_OFFSET): Define special value.
21834 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21835 (solution_set_expand): New helper function split out from ...
21836 (do_sd_constraint): ... here.
21837 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21838 (do_ds_constraint): Likewise.
21839 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21840 and CALLUSED = *CALLUSED.
21841 (set_union_with_increment): Make inc argument signed.
21842 (type_safe): Remove.
21843 (get_constraint_for_ptr_offset): Handle unknown and negative
21845 (first_vi_for_offset): Handle offsets before start. Bail
21846 out early for offsets beyond the variable extent.
21847 (first_or_preceding_vi_for_offset): New function.
21848 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21849 Together with ESCAPED = *ESCAPED this properly computes reachability.
21850 (find_what_var_points_to): New function.
21851 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21852 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21853 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21854 pt_solutions_intersect): New functions.
21855 (compute_call_used_vars): Remove.
21856 (compute_may_aliases): New main entry into PTA computation.
21857 * gimple.h (gimple_p): New typedef.
21858 (struct gimple_statement_base): Remove references_memory_p.
21859 (struct gimple_statement_with_memory_ops_base): Remove
21860 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21862 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21863 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21864 gimple_set_references_memory): Remove.
21865 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21866 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21868 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21869 (verify_expr): Allow RESULT_DECL.
21870 (gimple_duplicate_bb): Do not copy virtual operands.
21871 (gimple_duplicate_sese_region): Adjust.
21872 (gimple_duplicate_sese_tail): Likewise.
21873 (mark_virtual_ops_in_region): Remove.
21874 (move_sese_region_to_fn): Do not call it.
21875 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21876 and pass_simple_dse.
21877 (execute_function_todo): Handle TODO_update_address_taken,
21878 call execute_update_addresses_taken for TODO_rebuild_alias.
21879 (execute_todo): Adjust.
21880 (execute_one_pass): Init dump files early.
21881 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21883 (create_general_new_stmt): Clear vops.
21884 * tree-ssa-reassoc.c (get_rank): Adjust.
21885 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21886 symbols for renaming.
21887 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21888 (PARAM_AVG_ALIASED_VOPS): Likewise.
21889 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21890 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21891 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21892 (operand_build_cmp, copy_virtual_operands,
21893 create_ssa_artificial_load_stmt, add_to_addressable_set,
21894 gimple_add_to_addresses_taken): Remove public functions.
21895 (unlink_stmt_vdef): New function.
21897 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21899 * config.gcc (powerpc-*-linux*): Merge variants.
21901 2009-04-02 Chao-ying Fu <fu@mips.com>
21902 James Grosbach <james.grosbach@microchip.com>
21904 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21905 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21907 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21908 keep_interrupts_masked_p, use_debug_exception_return_p.
21909 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21910 keep_interrupts_masked, use_debug_exception_return.
21911 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21912 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21914 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21915 (mips_print_operand): Process COP0 registers to print $0 .. $31
21916 correctly for GAS to process.
21917 (mips_interrupt_extra_call_saved_reg_p): New function.
21918 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21920 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21921 (mips_compute_frame_info): Add supports for interrupt context that
21922 includes doubleword accumulators and COP0 registers.
21923 (mips_for_each_saved_acc): New function.
21924 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21925 mips_for_each_saved_reg.
21926 (mips_save_reg): Save accumulators.
21927 (mips_kernel_reg_p): A new for_each_rtx callback.
21928 (mips_expand_prologue): Support interrupt handlers.
21929 (mips_restore_reg): Restore accumulators.
21930 (mips_expand_epilogue): Support interrupt handlers.
21931 (mips_can_use_return_insn): Return false for interrupt handlers.
21932 (mips_epilogue_uses): New function.
21933 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21934 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21935 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21936 cop0_move): New instructions.
21937 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21938 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21940 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21942 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21943 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21944 interrupt handlers, we use K0 as the temporary register.
21945 (EPILOGUE_USES): Change to a function call.
21946 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21947 handlers, we use K0 as the temporary register.
21949 * doc/extend.texi (Function Attributes): Document interrupt,
21950 use_shadow_register_set, keep_interrupts_masked,
21951 use_debug_exception_return for MIPS attributes.
21953 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21955 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21956 Remove a number of t-files from tmake_file.
21957 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21958 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21959 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21960 target_prototype, not TARGET_PROTOTYPE.
21961 (LINK_OS_GNU_SPEC): Define.
21962 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21963 and darwin-ldoubdle.c.
21965 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21968 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21969 (cpp_options): Ditto.
21970 (default_compilers): Ditto.
21971 (display_help): Ditto.
21972 (process_command): Ditto.
21973 (do_spec_1): Ditto.
21974 (set_input): Use lbasename instead of duplicate code.
21975 (save_temps_prefix): New static for -save-temps=obj.
21976 (save_temps_length): Ditto.
21978 * doc/invoke.texi (-save-temps=obj): Document new variant to
21979 -save-temps switch.
21981 2009-04-02 Jeff Law <law@redhat.com>
21983 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21986 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21988 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21989 * configure: Regenerated.
21991 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21993 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21994 share the argument list.
21996 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22000 2009-02-12 Diego Novillo <dnovillo@google.com>
22002 * varpool.c (debug_varpool): New.
22003 * cgraph.h (debug_varpool): Declare.
22005 2009-04-02 Jan Hubicka <jh@suse.cz>
22007 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
22010 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22012 * config/i386/i386.c (ix86_abi): Move initialization to ...
22013 (override_options): Here.
22015 2009-04-02 Christian Bruel <christian.bruel@st.com>
22017 * config/sh/sh.c (sh_dwarf_register_span): New function.
22018 (TARGET_DWARF_REGISTER_SPAN): Define.
22019 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
22021 2009-04-02 Ira Rosen <irar@il.ibm.com>
22023 PR tree-optimization/39595
22024 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
22025 interleaved loads group is not greater than the SLP group size.
22027 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22029 * builtins.c (is_builtin_name): New.
22030 (called_as_built_in): Use is_builtin_name.
22031 * tree.h (is_builtin_name): New.
22032 * varasm.c (incorporeal_function_p): Use is_builtin_name
22034 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
22036 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
22038 2009-04-02 Dodji Seketeli <dodji@redhat.com>
22041 * c-decl.c (clone_underlying_type): Move this ...
22042 * c-common.c (set_underlying_type): ... here.
22043 Also, make sure the function properly sets TYPE_STUB_DECL() on
22044 the newly created typedef variant type.
22045 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
22046 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
22049 2009-04-02 Richard Guenther <rguenther@suse.de>
22051 PR tree-optimization/37221
22052 * tree-flow.h (degenerate_phi_result): Declare.
22053 * tree-ssa-dom.c (degenerate_phi_result): Export.
22054 * tree-scalar-evolution.c (analyze_initial_condition): If
22055 the initial condition is defined by a degenerate PHI node
22056 use the degenerate value.
22058 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
22060 PR rtl-optimization/39588
22061 * combine.c (merge_outer_ops): Do not set the constant when this
22063 (simplify_shift_const_1): Do not modify it either in this case.
22065 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
22067 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
22068 tuning is deprecated if -mtune value is set to an Itanium1 variant.
22070 2009-04-01 Janis Johnson <janis187@us.ibm.com>
22073 * c-lex.c (interpret_float): Default (no suffix) is double.
22075 2009-04-1 Xinliang David Li <davidxl@google.com>
22077 * config/i386/i386.c (legitimate_constant_p): Recognize
22078 all one vector constant.
22080 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22082 * config/vax/vax.c: Add #includes to silence warnings.
22083 Change #include order to silence two warnings.
22085 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22087 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
22088 (ASM_SPEC): Pass -k to the assembler for PIC code.
22090 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22092 * config.gcc: Add vax-*-linux* to the switch.
22093 * config/vax/linux.h: New file. (TARGET_VERSION,
22094 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
22096 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22098 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
22099 Use predicate macros instead of GET_CODE() == foo.
22100 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
22101 ashlsi3, rotrsi3, <unnamed>): Likewise.
22103 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22105 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
22106 jbbccihi, jbbccisi): Remova trailing whitespace.
22107 * config/vax/constraints.md: Likewise.
22108 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22109 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
22110 * config/vax/predicates.md: Likewise.
22111 * config/vax/vax.c (print_operand_address, vax_output_int_move,
22112 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
22113 * config/vax/vax.h: Likewise.
22114 * config/vax/vax.md (nonlocal_goto): Likewise.
22116 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22118 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
22119 (indirectable_address_p, adjacent_operands_p): Add spaces around
22121 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
22123 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22125 * config/vax/vax.c (legitimate_constant_address_p,
22126 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
22127 index_term_p, reg_plus_index_p, legitimate_address_p,
22128 vax_mode_dependent_address_p): Update comments to match functions
22129 modified by the recent int->bool conversion.
22131 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22133 * config/vax/builtins.md: Update copyright message.
22134 * config/vax/constraints.md: Likewise.
22135 * config/vax/netbsd-elf.h: Likewise.
22136 * config/vax/predicates.md: Likewise.
22137 * config/vax/vax-protos.h: Likewise.
22138 * config/vax/vax.c: Likewise.
22139 * config/vax/vax.h: Likewise.
22140 * config/vax/vax.md: Likewise.
22141 * config/vax/vax.opt: Likewise.
22143 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22145 * config/vax/builtins.md (ffssi2, ffssi2_internal,
22146 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
22147 * config/vax/constraints.md (B, R): Likewise.
22148 * config/vax/predicates.md (external_memory_operand,
22149 nonimmediate_addsub_di_operand): Likewise.
22150 * config/vax/vax.c (vax_output_int_add): Likewise.
22151 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
22152 untyped_call): Likewise.
22154 2009-04-01 Matt Thomas <matt@3am-software.com>
22156 * config/vax/predicates.md: New file.
22157 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
22158 external_const_operand, nonsymbolic_operand, external_memory_operand,
22159 indirect_memory_operand, indexed_memory_operand,
22160 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
22161 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
22163 * config/vax/constraints.md: New file.
22164 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
22166 * config/vax/builtins.md: New file.
22167 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
22168 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
22170 * config/vax/vax.opt (mqmath): Add option.
22171 * config/vax/vax.md (isfx): Extend with DI.
22172 (VAXintQH, VAXintQHSD): Define.
22173 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
22174 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
22175 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
22176 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
22177 (movdi): Update constraints and use vax_output_int_move().
22178 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
22179 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
22180 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
22181 nonlocal_goto): New.
22182 (mov<mode>): Extend accepted operand types.
22183 (subdi3_old): Rename from subdi3, change update constraints and use
22184 a new implementation.
22185 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
22186 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
22187 MOVE_RATIO, CLEAR_RATIO): Define.
22188 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
22189 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
22190 (PRINT_OPERAND): Redefine using a function instead of inlined code.
22191 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
22192 (split_quadword_operands): Make static and really allow variable
22194 (print_operand_address): Update for PIC generation.
22195 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
22196 indexable_address_p, fixup_mathdi_operand,
22197 vax_expand_addsub_di_operands, adjacent_operands_p): New.
22198 (vax_float_literal, legitimate_constant_p,
22199 indirectable_constant_address_p, index_term_p,
22200 reg_plus_index_p): Return bool instead of int.
22201 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
22203 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
22205 (vax_output_conditional_branch): Indent.
22206 (legitimate_constant_address_p, indirectable_constant_address_p,
22207 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
22208 vax_mode_dependent_address_p): Return bool instead of int, update for
22210 * config/vax/vax-protos.h (legitimate_constant_address_p,
22211 legitimate_constant_p, legitimate_address_p,
22212 vax_mode_dependent_address_p): Change declaration to bool.
22213 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
22214 vax_expand_addsub_di_operands, vax_output_int_subtract,
22215 vax_output_movmemsi): Declare.
22216 (split_quadword_operands, vax_float_literal): Delete declaration.
22217 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
22218 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
22219 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
22220 ASM_OUTPUT_DWARF_PCREL): Define.
22221 (ASM_SPEC): Change definition to allow PIC generation.
22223 2009-04-01 Steve Ellcey <sje@cup.hp.com>
22225 * doc/sourcebuild.texi: Update front-end requirements.
22227 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22230 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
22231 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
22232 (booldi3_internal3): Use boolean_or_operator instead of
22235 2009-04-01 Joseph Myers <joseph@codesourcery.com>
22238 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
22239 declarator whose size is not an integer constant expression but
22240 folds to an integer constant, then treat it as a constant
22243 2009-04-01 Richard Guenther <rguenther@suse.de>
22245 * fold-const.c (fold_plusminus_mult_expr): Do not fold
22246 i * 4 + 2 to (i * 2 + 1) * 2.
22248 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22251 * c-parser.c (c_parser_asm_statement): Skip until close paren and
22252 return if c_parser_asm_string_literal returned NULL.
22254 2009-04-01 Nick Clifton <nickc@redhat.com>
22256 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
22258 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
22259 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
22260 other typedefs to avoid conflicts with libgcc2.c. Define labels
22261 to gain 16-bit bit-manipulation functions from libgcc2.c and then
22263 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
22264 to gain 16-bit trapping arithmetic functions from libgcc2.c and
22267 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
22269 * varasm.c (default_function_rodata_section): Declare DOT as
22272 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
22273 Andrey Galkin <agalkin@hypercom.com>
22276 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
22277 Make object_name unique for each process.
22279 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22282 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
22283 addressable variables in the parallel that could go out of scope while
22284 running queued tasks.
22286 2009-04-01 Anatoly Sokolov <aesok@post.ru>
22288 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
22289 (CASE_VALUES_THRESHOLD): Redefine.
22290 * config/avr/avr.c (avr_override_options): Remove initialization of
22291 avr_case_values_threshold variable.
22292 (avr_case_values_threshold): Remove variable. Add new function.
22293 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
22294 * config/avr/avr.opt (mno-tablejump): Remove option.
22295 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
22297 2009-04-01 DJ Delorie <dj@redhat.com>
22299 * varasm.c (default_function_rodata_section): Don't assume
22300 anything about where the first '.' in the section name is.
22302 2009-04-01 Alan Modra <amodra@bigpond.net.au>
22304 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
22305 rs6000_emit_stack_tie.
22307 2009-03-31 Ian Lance Taylor <iant@google.com>
22309 * tree-eh.c (tree_remove_unreachable_handlers): Compare
22310 gimple_code with GIMPLE_RESX, not RESX.
22312 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22314 * c-common.c (c_get_ident): New.
22315 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
22317 2009-04-01 Ben Elliston <bje@au.ibm.com>
22319 * config/rs6000/sysv4.opt (msdata): Improve option description.
22321 2009-03-31 Steve Ellcey <sje@cup.hp.com>
22323 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
22324 (divdf3_internal_lat): Remove.
22325 (divxf3_internal_lat): Remove.
22326 (divxf3_internal_thr): Remove.
22327 (divxf): Use divxf3_internal.
22328 * config/ia64/div.md (divsf3_internal_lat): New.
22329 (divdf3_internal_lat): New.
22330 (divxf3_internal): New.
22332 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22335 * Makefile.in (USE_GCC_STDINT): Define.
22336 (stmp-int-hdrs): Install stdint.h if applicable.
22337 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
22339 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
22340 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
22341 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22342 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22343 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22344 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22345 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22346 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22347 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22348 (c_common_nodes_and_builtins): Initialize
22349 underlying_wchar_type_node. Do not initialize
22350 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
22351 nodes for new types.
22352 (c_stddef_cpp_builtins): Define macros for new types.
22353 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
22355 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
22356 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
22357 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
22358 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
22359 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
22360 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
22361 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
22362 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
22363 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
22364 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
22365 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
22366 int16_type_node, int32_type_node, int64_type_node,
22367 uint8_type_node, uint16_type_node, c_uint32_type_node,
22368 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
22369 int_least32_type_node, int_least64_type_node,
22370 uint_least8_type_node, uint_least16_type_node,
22371 uint_least32_type_node, uint_least64_type_node,
22372 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
22373 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
22374 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
22375 uintptr_type_node): Define.
22376 * c-cppbuiltin.c (builtin_define_constants,
22377 builtin_define_type_minmax): New.
22378 (builtin_define_stdint_macros): Define more macros.
22379 (c_cpp_builtins): Define more limit macros.
22380 (type_suffix): New.
22381 (builtin_define_type_max): Define in terms of
22382 builtin_define_type_minmax. Remove is_long parameter. All
22384 * config.gcc (use_gcc_stdint): Define.
22385 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
22386 Add newlib-stdint.h for generic targets.
22387 * config/glibc-stdint.h, config/newlib-stdint.h,
22388 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
22389 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
22390 * config/score/score.h (UINTPTR_TYPE): Define.
22391 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22392 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22393 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22394 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22395 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22396 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22397 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22398 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22399 * config/spu/spu.h (STDINT_LONG32): Define.
22400 * configure.ac (use_gcc_stdint): Substitute.
22401 * configure: Regenerate.
22402 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
22403 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
22404 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
22405 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
22406 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
22407 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
22408 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
22409 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
22410 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
22411 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
22412 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
22413 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
22414 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
22415 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
22416 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
22417 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
22418 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
22419 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
22420 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
22421 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
22422 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
22423 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
22424 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22425 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22426 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22427 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22428 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22429 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22430 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
22432 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
22434 * loop-iv.c (suitable_set_for_replacement): Renamed from
22435 simplify_using_assignment; changed to return bool and to accept new
22436 args DEST and SRC. Return true iff we find a source/destination pair
22437 that can be used to make a replacement, and fill SRC and DEST if so.
22438 Remove arg ALTERED. Don't deal with altered regs here. All callers
22440 (simplify_using_initial_values): Deal with altered regs here and track
22441 more precisely the effect they have on the validity of our expression.
22443 * loop-iv.c (simplify_using_condition): A condition of the form
22444 (EQ REG CONST) can be used to simply make a substitution.
22445 (simplify_using_initial_values): Keep track of conditions we have seen
22446 and keep using them to simplify new expressions, while applying the
22447 same substitutions to them as to the expression.
22449 * simplify-rtx.c (simplify_relational_operation_1): Simplify
22450 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
22453 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
22454 changed. Use this when trying to improve the upper bound.
22455 Generate the comparison by using simplify_gen_relational.
22457 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
22459 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
22461 (simplify_using_assignment, simplify_using_initial_values): Call
22462 replace_in_expr to make replacements. Call replace_single_def_regs
22463 once on the initial version of the expression.
22465 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22468 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
22470 2009-03-31 Richard Guenther <rguenther@suse.de>
22472 PR middle-end/31029
22473 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
22474 equality comparisons. Fold C - X CMP X if C % 2 == 1.
22476 2009-03-31 Richard Guenther <rguenther@suse.de>
22478 * tree.h (div_if_zero_remainder): Declare.
22479 * fold-const.c (div_if_zero_remainder): Export.
22480 * tree-ssa-forwprop.c
22481 (forward_propagate_addr_into_variable_array_index): Handle
22482 constant array index addition outside of the variable index.
22484 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22487 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
22488 define_splits, floatunssi<mode>2): Require x87 conversions from
22489 DImode to be permitted.
22491 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22493 PR preprocessor/15638
22494 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
22496 2009-03-31 Richard Guenther <rguenther@suse.de>
22498 PR middle-end/23401
22499 PR middle-end/27810
22500 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
22501 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
22502 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
22503 a separate statement.
22504 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
22505 (lookup_tmp_var): Likewise.
22506 (is_gimple_formal_tmp_or_call_rhs): Remove.
22507 (is_gimple_reg_or_call_rhs): Rename to ...
22508 (is_gimple_reg_rhs_or_call): ... this.
22509 (is_gimple_mem_or_call_rhs): Rename to ...
22510 (is_gimple_mem_rhs_or_call): ... this.
22511 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
22512 DECL_GIMPLE_REG_P only if is_formal is true.
22513 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
22514 for non-proper post-modify expression gimplification.
22515 (gimplify_self_mod_expr): For post-modify expressions gimplify
22516 the lvalue to a minimal lvalue.
22517 (rhs_predicate_for): Remove formal temp case.
22518 (gimplify_modify_expr_rhs): Likewise.
22519 (gimplify_addr_expr): Use is_gimple_reg.
22520 (gimplify_expr): Remove formal temp cases.
22521 (gimple_regimplify_operands): Likewise.
22522 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22523 and FILTER_EXPR like constants.
22524 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22526 (is_gimple_formal_tmp_rhs): Remove.
22527 (is_gimple_reg_rhs): Remove special casing.
22528 (is_gimple_mem_rhs): Fix.
22529 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22530 (is_gimple_formal_tmp_var): Remove.
22531 (is_gimple_formal_tmp_reg): Likewise.
22532 (is_gimple_min_lval): Allow invariant component ref parts.
22533 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22534 is_gimple_formal_tmp_reg): Remove declarations.
22535 * tree-cfg.c (verify_expr): Verify that variables with address
22536 taken do not have DECL_GIMPLE_REG_P set.
22537 * tree-mudflap.c (mf_build_check_statement_for): Use
22538 force_gimple_operand instead of gimplify_expr.
22540 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22542 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22543 schedulable rows to compute_split_row.
22545 2009-03-31 Ben Elliston <bje@au.ibm.com>
22548 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22551 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22553 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22554 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22555 * configure: Regenerate.
22556 * config.in: Regenerate.
22557 * config/rs6000/rs6000.opt (mtls-markers): Add.
22558 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22559 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22560 (tls_ld_aix, tls_ld_sysv): Likewise.
22561 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22562 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22564 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22566 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22568 2009-03-30 Jan Hubicka <jh@suse.cz>
22570 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22572 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22573 detection and label handling.
22575 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22577 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22578 left_conflicts_size.
22579 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22580 ALLOCNO_LEFT_CONFLICTS_SIZE.
22582 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22583 remove_allocno_from_bucket_and_push,
22584 allocno_spill_priority_compare, push_allocnos_to_stack,
22585 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22586 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22587 (setup_allocno_left_conflicts_num): Ditto. Rename to
22588 setup_allocno_left_conflicts_size.
22589 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22590 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22591 setup_allocno_left_conflicts_size instead of
22592 setup_allocno_left_conflicts_num.
22594 * ira-build.c (ira_create_allocno): Use
22595 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22596 ALLOCNO_LEFT_CONFLICTS_NUM.
22598 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22600 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22601 instead of DF_LR_OUT.
22603 * ira-lives.c (process_bb_node_lives): Ditto.
22605 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22606 instead of DF_LR_{OUT,IN}.
22608 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22610 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22612 2009-03-30 Jan Hubicka <jh@suse.cz>
22614 * except.c (label_to_region_map): Fix thinko.
22616 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22618 PR middle-end/38237
22619 * tree.h (tree_find_value): New declaration.
22620 * tree.c (tree_find_value): New function.
22621 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22623 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22626 * c-decl.c (struct c_binding): Add locus field.
22627 (bind): Add locus argument, set locus field from it.
22628 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22629 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22630 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22631 implicitly_declare, undeclared_variable, lookup_label,
22632 declare_label, c_make_fname_decl, c_builtin_function,
22633 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22636 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22639 * config/i386/i386.c (classify_argument): Check total size of
22642 2009-03-30 Martin Jambor <mjambor@suse.cz>
22644 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22645 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22646 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22649 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22650 seen_variable_array_ref while also traversing a union.
22652 * tree-inline.c (optimize_inline_calls): Do not call
22653 cgraph_node_remove_callees.
22654 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22655 (pass_remove_cgraph_callee_edges): New variable.
22656 * passes.c (init_optimization_passes): Add
22657 pass_remove_cgraph_callee_edges after early inlining and before all
22658 late intraprocedural passes.
22660 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22662 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22664 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22665 Fix typos in names.
22667 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22669 * combine.c (simplify_comparison): Use have_insn_for.
22670 * dojump.c (do_jump): Likewise.
22672 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22674 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22675 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22676 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22677 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22678 instead of sparc_compare_emitted.
22679 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22680 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22681 instead of sparc_compare_emitted.
22683 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22685 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22686 enter/exit cfglayout mode.
22687 (pass_partition_block): Require it.
22688 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22689 (combine_instructions): Track basic blocks instead of labels.
22690 (update_cfg_for_uncondjump): New.
22691 (try_combine): Use it. Update jumps after rescanning.
22692 (pass_combine): Require PROP_cfglayout.
22693 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22695 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22697 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22698 Provide/destroy PROP_cfglayout respectively.
22699 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22700 * tree-pass.h (PROP_cfglayout): New.
22702 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22704 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22705 fold_convert_const_fixed_from_fixed,
22706 fold_convert_const_fixed_from_int,
22707 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22708 set TREE_CONSTANT_OVERFLOW.
22709 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22710 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22712 2009-03-30 Ira Rosen <irar@il.ibm.com>
22714 * tree-vect-loop-manip.c: New file.
22715 * tree-vectorizer.c: Update documentation and included files.
22716 (vect_loop_location): Make extern.
22717 (rename_use_op): Move to tree-vect-loop-manip.c
22718 (rename_variables_in_bb, rename_variables_in_loop,
22719 slpeel_update_phis_for_duplicate_loop,
22720 slpeel_update_phi_nodes_for_guard1,
22721 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22722 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22723 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22724 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22725 find_loop_location): Likewise.
22726 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22727 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22728 get_vectype_for_scalar_type, vect_is_simple_use,
22729 supportable_widening_operation, supportable_narrowing_operation):
22731 (bb_in_loop_p): Move to tree-vect-loop.c.
22732 (new_loop_vec_info, destroy_loop_vec_info,
22733 reduction_code_for_scalar_code, report_vect_op,
22734 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22735 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22736 (vect_supportable_dr_alignment): Likewise.
22737 * tree-vectorizer.h (tree-data-ref.h): Include.
22738 (vect_loop_location): Declare.
22739 Reorganize function declarations according to the new file structure.
22740 * tree-vect-loop.c: New file.
22741 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22742 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22743 * tree-vect-data-refs.c: New file.
22744 * tree-vect-patterns.c (timevar.h): Don't include.
22745 * tree-vect-stmts.c: New file.
22746 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22747 tree-vect-slp.c, tree-vect-loop.c.
22748 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22749 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22750 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22751 (tree-vect-analyze.o): Remove.
22752 (tree-vect-transform.o): Likewise.
22753 (tree-vect-data-refs.o): Add rule.
22754 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22755 tree-vect-slp.o): Likewise.
22756 (tree-vect-patterns.o): Remove redundant dependencies.
22757 (tree-vectorizer.o): Likewise.
22758 * tree-vect-slp.c: New file.
22760 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22762 * optc-gen.awk: Warn if an option flag has multiple different
22765 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22767 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22768 -floop-block): Document dependences on PPL, CLooG and Graphite.
22770 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22772 PR rtl-optimization/323
22773 * c-common.c (c_fully_fold, convert_and_check,
22774 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22775 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22776 * c-common.def (EXCESS_PRECISION_EXPR): New.
22777 * c-cppbuiltin.c (builtin_define_float_constants): Define
22778 constants with enough digits for long double.
22779 * c-lex.c (interpret_float): Interpret constant with excess
22780 precision where appropriate.
22781 * c-opts.c (c_common_post_options): Set
22782 flag_excess_precision_cmdline. Give an error for
22783 -fexcess-precision=standard for C++ for processors where the
22784 option is significant.
22785 * c-parser.c (c_parser_conditional_expression): Handle excess
22786 precision in condition.
22787 * c-typeck.c (convert_arguments): Handle arguments with excess
22789 (build_unary_op): Move excess precision outside operation.
22790 (build_conditional_expr): Likewise.
22791 (build_compound_expr): Likewise.
22792 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22793 (build_modify_expr): Handle excess precision in RHS.
22794 (convert_for_assignment): Handle excess precision in converted
22796 (digest_init, output_init_element, process_init_element): Handle
22797 excess precision in initializer.
22798 (c_finish_return): Handle excess precision in return value.
22799 (build_binary_op): Handle excess precision in operands and add
22800 excess precision as needed for operation.
22801 * common.opt (-fexcess-precision=): New option.
22802 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22803 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22804 For standard excess precision, output explicit conversion to and
22805 truncation from XFmode.
22806 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22807 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22808 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22809 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22810 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22811 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22812 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22813 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22814 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22815 define_splits, sqrt<mode>2): Disable where appropriate for
22816 standard excess precision.
22817 * convert.c (convert_to_real): Do not shorten arithmetic to type
22818 for which excess precision would be used.
22819 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22820 * doc/invoke.texi (-fexcess-precision=): Document option.
22821 (-mfpmath=): Correct index entry.
22822 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22823 flag_excess_precision): New.
22824 * langhooks.c (lhd_post_options): Set
22825 flag_excess_precision_cmdline.
22826 * opts.c (common_handle_option): Handle -fexcess-precision=.
22827 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22828 init_excess_precision): New.
22829 (lang_dependent_init_target): Call init_excess_precision.
22830 * tree.c (excess_precision_type): New.
22831 * tree.h (excess_precision_type): Declare.
22833 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22836 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22837 non-lvalue to component.
22839 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22841 PR preprocessor/34695
22842 * Makefile.in (c-opts.o): Depend on c-tree.h.
22843 * c-common.c: Move down include of diagnostic.h.
22844 (done_lexing, c_cpp_error): New.
22845 * c-common.h (done_lexing): Declare.
22846 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22848 * c-opts.c: Include c-tree.h.
22849 (c_common_init_options): Set preprocessor error callback.
22850 (c_common_handle_option): Do not set preprocessor
22851 inhibit_warnings, warnings_are_errors, warn_system_headers,
22852 pedantic_errors or inhibit_warnings flags.
22853 (c_common_post_options): Do not check cpp_errors (parse_in).
22854 (c_common_finish): Do not output dependencies if there were
22855 errors. Do not check return value of cpp_finish.
22856 * c-ppoutput.c (pp_file_change): Set input_location.
22857 * c-tree.h (c_cpp_error): Declare.
22858 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22860 (diagnostic_build_prefix): Check override_column.
22861 * diagnostic.h (diagnostic_info): Add override_column field.
22862 (diagnostic_override_column): Define.
22864 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22866 * c-common.c (c_expand_expr, c_staticp): Remove.
22867 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22868 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22869 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22870 * c-gimplify.c (gimplify_compound_literal_expr,
22871 optimize_compound_literals_in_ctor): Remove.
22872 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22873 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22874 * c-semantics.c (emit_local_var): Remove.
22876 * langhooks-def.h (lhd_expand_expr): Remove.
22877 * langhooks.c (lhd_expand_expr): Remove.
22878 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22880 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22881 handling from c-semantics.c; don't call into langhook.
22882 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22883 * gimplify.c (gimplify_compound_literal_expr,
22884 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22885 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22886 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22887 as was done in c-gimplify.c.
22888 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22889 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22890 Move from c-common.h.
22891 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22893 * tree.c (staticp): Do not call langhook.
22894 * langhooks.c (lhd_staticp): Delete.
22895 * langhooks-def.h (lhd_staticp): Delete prototype.
22896 (LANG_HOOKS_STATICP): Delete.
22897 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22899 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22900 instead of DECL_STMTs.
22902 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22910 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22912 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22913 contained expression.
22914 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22915 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22916 conditional expressions for C.
22917 (decl_constant_value_for_optimization): Move from
22918 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22919 whether optimizing and that the expression is a VAR_DECL not of
22920 array type instead of doing such checks in the caller. Do not
22921 check pedantic. Call gcc_unreachable for C++.
22922 * c-common.def (C_MAYBE_CONST_EXPR): New.
22923 * c-common.h (c_fully_fold, c_save_expr,
22924 decl_constant_value_for_optimization): New prototypes.
22925 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22926 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22927 EXPR_INT_CONST_OPERANDS): Define.
22928 * c-convert.c (convert): Strip nops from expression.
22929 * c-decl.c (groktypename): Take extra parameters expr and
22930 expr_const_operands. Update call to grokdeclarator.
22931 (start_decl): Update call to grokdeclarator. Add statement for
22932 expressions used in type of decl.
22933 (grokparm): Update call to grokdeclarator.
22934 (push_parm_decl): Update call to grokdeclarator.
22935 (build_compound_literal): Add parameter non_const and build a
22936 C_MAYBE_COSNT_EXPR if applicable.
22937 (grokdeclarator): Take extra parameters expr and
22938 expr_const_operands. Track expressions used in declaration
22939 specifiers and declarators. Fold array sizes and track whether
22940 they are constant expressions and whether they are integer
22941 constant expressions.
22942 (parser_xref_tag): Set expr and expr_const_operands fields in
22944 (grokfield): Update call to grokdeclarator.
22945 (start_function): Update call to grokdeclarator.
22946 (build_null_declspecs): Set expr and expr_const_operands fields in
22948 (declspecs_add_type): Handle expressions in typeof specifiers.
22949 * c-parser.c (c_parser_declspecs): Set expr and
22950 expr_const_operands fields for declaration specifiers.
22951 (c_parser_enum_specifier): Likewise.
22952 (c_parser_struct_or_union_specifier): Likewise.
22953 (c_parser_typeof_specifier): Likewise. Update call to
22954 groktypename. Fold expression as needed. Return expressions with
22955 type instead of adding statements.
22956 (c_parser_attributes): Update calls to c_parser_expr_list.
22957 (c_parser_statement_after_labels): Fold expression before passing
22958 to objc_build_throw_stmt.
22959 (c_parser_condition): Fold expression.
22960 (c_parser_asm_operands): Fold expression.
22961 (c_parser_conditional_expression): Use c_save_expr. Update call
22962 to build_conditional_expr.
22963 (c_parser_alignof_expression): Update call to groktypename.
22964 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22965 original_code. Fold expression argument of va_arg. Create
22966 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22967 argument to va_arg. Update calls to groktypename. Fold array
22968 index for offsetof. Verify that first argument to
22969 __builtin_choose_expr has integer type.
22970 (c_parser_postfix_expression_after_paren_type): Update calls to
22971 groktypename and build_compound_literal. Handle expressions with
22972 side effects in type name.
22973 (c_parser_postfix_expression_after_primary): Update call to
22974 c_parser_expr_list. Set original_code for calls to
22975 __builtin_constant_p.
22976 (c_parser_expr_list): Take extra parameter fold_p. Fold
22977 expressions if requested.
22978 (c_parser_objc_type_name): Update call to groktypename.
22979 (c_parser_objc_synchronized_statement): Fold expression.
22980 (c_parser_objc_receiver): Fold expression.
22981 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22982 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22983 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22984 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22985 (struct c_typespec): Add elements expr and expr_const_operands.
22986 (struct c_declspecs): Add elements expr and expr_const_operands.
22987 (groktypename, build_conditional_expr, build_compound_literal):
22989 (in_late_binary_op): Declare.
22990 * c-typeck.c (note_integer_operands): New function.
22991 (in_late_binary_op): New variable.
22992 (decl_constant_value_for_broken_optimization): Move to c-common.c
22993 and rename to decl_constant_value_for_optimization.
22994 (default_function_array_conversion): Do not strip nops.
22995 (default_conversion): Do not call
22996 decl_constant_value_for_broken_optimization.
22997 (build_array_ref): Do not fold result.
22998 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22999 result when operand is a VLA.
23000 (c_expr_sizeof_type): Update call to groktypename. Handle
23001 expressions included in type name. Use C_MAYBE_CONST_EXPR for
23002 result when operand names a VLA type.
23003 (build_function_call): Update call to build_compound_literal.
23004 Only fold result for calls to __builtin_* functions. Strip
23005 NOP_EXPR from INTEGER_CST returned from such functions. Fold
23006 the function designator.
23007 (convert_arguments): Fold arguments. Update call to
23008 convert_for_assignment.
23009 (build_unary_op): Handle increment and decrement of
23010 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
23011 decrement earlier. Fold operand of increment and decrement.
23012 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
23013 built for integer operand. Wrap returns that are INTEGER_CSTs
23014 without being integer constant expressions or that have integer
23015 constant operands without being INTEGER_CSTs.
23016 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
23017 (build_conditional_expr): Add operand ifexp_bcp. Track whether
23018 result is an integer constant expression or can be used in
23019 unevaluated parts of one and avoid folding and wrap as
23020 appropriate. Fold operands before possibly doing -Wsign-compare
23022 (build_compound_expr): Wrap result for C99 if operands can be used
23023 in integer constant expressions.
23024 (build_c_cast): Update call to digest_init. Do not ignore
23025 overflow from casting floating-point constants to integers. Wrap
23026 results that could be confused with integer constant expressions,
23027 null pointer constants or floating-point constants.
23028 (c_cast_expr): Update call to groktypename. Handle expressions
23029 included in type name.
23030 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
23031 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
23032 Update calls to convert_for_assignment.
23033 (convert_for_assignment): Take new parameter
23034 null_pointer_constant. Do not strip nops or call
23035 decl_constant_value_for_broken_optimization. Set
23036 in_late_binary_op for conversions to boolean.
23037 (store_init_value): Update call to digest_init.
23038 (digest_init): Take new parameter null_pointer_constant. Do not
23039 call decl_constant_value_for_broken_optimization. pedwarn for
23040 initializers not constant expressions. Update calls to
23041 convert_for_assignment.
23042 (constructor_nonconst): New.
23043 (struct constructor_stack): Add nonconst element.
23044 (really_start_incremental_init, push_init_level, pop_init_level):
23045 Handle constructor_nonconst and nonconst element.
23046 (set_init_index): Call constant_expression_warning for array
23048 (output_init_element): Fold value. Set constructor_nonconst as
23049 applicable. pedwarn for initializers not constant expressions.
23050 Update call to digest_init. Call constant_expression_warning
23051 where constant initializers are required.
23052 (process_init_element): Use c_save_expr.
23053 (c_finish_goto_ptr): Fold expression.
23054 (c_finish_return): Fold return value. Update call to
23055 convert_for_assignment.
23056 (c_start_case): Fold switch expression.
23057 (c_process_expr_stmt): Fold expression.
23058 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
23059 ensure statement expression is not evaluated in constant expression.
23060 (build_binary_op): Track whether results are integer constant
23061 expressions or may occur in such, disable folding and wrap results
23062 as applicable. Fold operands for -Wsign-compare warnings unless
23064 (c_objc_common_truthvalue_conversion): Handle results folded to
23065 integer constants that are not integer constant expressions.
23066 * doc/extend.texi: Document when typeof operands are evaluated,
23067 that condition of __builtin_choose_expr is an integer constant
23068 expression, and more about use of __builtin_constant_p in
23071 2009-03-29 Richard Guenther <rguenther@suse.de>
23073 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
23074 propagate addresses of array references.
23076 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
23078 * regmove.c (perhaps_ends_bb_p): Remove.
23079 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
23080 from INSN and check that the main loop stays within that basic block.
23081 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
23082 (regmove_forward_pass): Split out from regmove_optimize. Use
23083 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
23084 (regmove_backward_pass): Split out from regmove_optimize. Use
23085 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
23086 (regmove_optimize): Simplify.
23088 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23091 * config/i386/i386.c (classify_argument): Ignore flexible array
23092 member in struct and warn ABI change.
23094 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23096 * config/i386/i386-protos.h (ix86_agi_dependent): New.
23098 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
23099 (ix86_adjust_cost): Updated.
23101 2009-03-29 Jan Hubicka <jh@suse.cz>
23103 PR middle-end/28850
23104 * tree-pass.h (pass_cleanup_eh): New function.
23105 (remove_unreachable_regions): Break code handling RTL
23106 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
23107 that can not be reached by runtime.
23108 (can_be_reached_by_runtime): New function.
23109 (label_to_region_map): New function.
23110 (num_eh_regions): New function.
23111 (rtl_remove_unreachable_regions): New function.
23112 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
23113 (remove_eh_region): New function.
23114 * except.h: Include sbitmap and vecprim.
23115 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
23116 num_eh_regions): Declare.
23117 * passes.c (init_optimization_passes): Schedule cleanup_eh.
23118 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
23119 * tree-eh.c (tree_remove_unreachable_handlers): New function.
23120 (tree_empty_eh_handler_p): New function.
23121 (cleanup_empty_eh): New function.
23122 (cleanup_eh): New function.
23123 (pass_cleanup_eh): New function.
23125 2009-03-29 Jan Hubicka <jh@suse.cz>
23127 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
23128 for removed regions.
23130 2009-03-29 Jan Hubicka <jh@suse.cz>
23132 * except.c (dump_eh_tree): Dump all datastructures.
23134 2009-03-29 Jan Hubicka <jh@suse.cz>
23136 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
23137 (duplicate_eh_regions_1): Likewise.
23138 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
23139 vector; call EH verification.
23140 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23141 Be ready for region being removed.
23143 2009-03-29 Jan Hubicka <jh@suse.cz>
23145 * bitmap.c (bitmap_last_set_bit): New function.
23146 * bitmap.h (bitmap_last_set_bit): Declare.
23148 2009-03-29 David Ayers <ayers@fsfe.org>
23151 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
23152 by calling objc_compare_types and surpress warnings about
23153 incompatible C pointers that are compatible ObjC pointers.
23155 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
23157 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
23158 call initialize_inline_failed.
23159 (initialize_inline_failed): Move it from here ...
23160 * cgraph.c (initialize_inline_failed): ... to here.
23161 (cgraph_create_edge): Call initialize_inline_failed rather than
23162 setting inline_failed directly.
23164 2009-03-29 Ben Elliston <bje@au.ibm.com>
23167 * sysv4.opt (msdata): Improve comment.
23168 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
23169 * sysv4.h (SVR4_ASM_SPEC): Likewise.
23171 2009-03-29 Ben Elliston <bje@au.ibm.com>
23174 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
23175 load and store attributes.
23177 2009-03-29 Ben Elliston <bje@au.ibm.com>
23179 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
23180 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
23181 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
23182 * doc/extend.texi (X86 Built-in Functions): Add index entries for
23183 __builtin_infq and __builtin_huge_valq.
23185 2009-03-28 Anatoly Sokolov <aesok@post.ru>
23187 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
23189 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23190 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
23192 2009-03-28 Xinliang David Li <davidxl@google.com>
23194 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
23195 (do_dbg_cnt): New function.
23197 2009-03-28 Jan Hubicka <jh@suse.cz>
23199 Merge from pretty-ipa:
23201 2009-03-27 Jan Hubicka <jh@suse.cz>
23203 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23204 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
23205 * passes.c (function_called_by_processed_nodes_p): New.
23206 * ipa-pure-const.c (check_call): Fix handling of operands.
23207 (analyze_function): Dump debug output for skipped bodies.
23208 (local_pure_const): Use function_called_by_processed_nodes_p.
23209 * dwarf2out.c (reference_to_unused): Use output.
23210 * passes.c (do_per_function_toporder): Likewise.
23212 2008-11-12 Jan Hubicka <jh@suse.cz>
23214 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
23215 * ipa-pure-const.c (funct_state_d): Add can throw field; make
23216 state_set_in_source enum
23217 (check_decl): Ignore memory tags; do not set fake looping flags;
23219 (check_operand, check_tree, check_rhs_var, check_lhs_var,
23220 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
23221 (check_call, analyze_function): Rewrite.
23223 (add_new_function): Update call of analyze_function.
23224 (generate_summary): Add call of analyze_function.
23225 (propagate): Propagate can_throw; handle state_set_in_source correctly.
23226 (local_pure_const): New function.
23227 (pass_local_pure_const): New pass.
23228 * ipa-inline.c (inline_transform): Set after_inlining.
23229 * tree-eh.c (stmt_can_throw_external): New.
23230 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
23231 work with aliasing built.
23232 * tree-flow.h (stmt_can_throw_external): New.
23233 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
23234 and local pure/const pass in early and late optimization queue.
23236 2009-03-28 Martin Jambor <mjambor@suse.cz>
23238 * fold-const.c (get_pointer_modulus_and_residue): New parameter
23240 (fold_binary): Allow function decl aligment consideration is the
23241 second argument is integer constant one.
23242 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
23243 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
23244 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
23246 2009-03-28 Jan Hubicka <jh@suse.cz>
23248 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
23249 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
23250 * function.h (rtl_data): Add nothrow flag.
23251 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
23252 set DECL_NOTHROW for AVAILABLE functions.
23254 2009-03-28 Jakub Jelinek <jakub@redhat.com>
23256 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
23257 following vector keyword has expansion starting with pixel or bool
23258 keyword, expand vector to __vector and pixel or bool to __pixel or
23262 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
23263 warn_if_disallowed_function_p): Removed.
23264 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
23265 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
23266 warning_if_disallowed_function_p.
23267 * flags.h (warn_if_disallowed_function_p,
23268 warn_disallowed_functions): Removed.
23269 * common.opt (Wdisallowed-function-list=): Removed.
23270 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
23272 2009-03-28 Richard Guenther <rguenther@suse.de>
23274 PR tree-optimization/38723
23275 * tree-ssa-pre.c (compute_avail): Add all default definitions to
23278 2009-03-28 Jan Hubicka <jh@suse.cz>
23280 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
23281 test introduced by my previous patch.
23283 2009-03-28 Richard Guenther <rguenther@suse.de>
23285 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
23286 the PHIs value undefined.
23288 2009-03-28 Jan Hubicka <jh@suse.cz>
23290 * tree-pass.h (pass_fixup_cfg): New pass.
23291 * ipa-inline.c (inline_transform): Set
23292 always_inline_functions_inlined/after_inlining.
23293 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
23294 (pass_fixup_cfg): New pass.
23295 * passes.c (init_optimization_passes): Add fixup_cfg.
23297 2009-03-28 Richard Guenther <rguenther@suse.de>
23299 PR tree-optimization/38458
23300 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
23301 argument use the arguments copy-of value.
23303 2009-03-28 Richard Guenther <rguenther@suse.de>
23305 PR tree-optimization/38180
23306 * tree-ssa-ccp.c (get_default_value): Simplify.
23307 (likely_value): Likewise.
23308 (surely_varying_stmt_p): Properly handle VOP case.
23309 (ccp_initialize): Likewise.
23310 (ccp_fold): Handle propagating through *&.
23311 (fold_const_aggregate_ref): Also handle decls.
23313 2009-03-28 Jan Hubicka <jh@suse.cz>
23315 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23316 * cgraph.h (cgraph_node): Likewise.
23317 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
23318 (cgraph_reset_node): Use process flag.
23319 (cgraph_mark_functions_to_output): Likewise.
23320 (cgraph_expand_function): Likewise.
23321 (cgraph_expand_all_functions): Likewise.
23322 (cgraph_output_in_order): Likewise.
23323 * dwarf2out.c (reference_to_unused): Likewise.
23324 * passes.c do_per_function_toporder): Likewise.
23326 2009-03-28 Jan Hubicka <jh@suse.cz>
23328 Bring from lto-branch:
23330 2008-09-03 Doug Kwan <dougkwan@google.com>
23332 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
23333 enums instead of reason strings.
23334 * cgraph.c (cgraph_create_edge): Same.
23335 (cgraph_inline_failed_string): New function.
23336 * cgraph.h (cgraph_inline_failed_t): New enum type.
23337 (cgraph_inline_failed_string): New prototype.
23338 (struct cgraph_edge): Change type of INLINED_FAILED from constant
23339 char pointer to cgraph_inline_failed_t.
23340 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
23341 (cgraph_default_inline_p): Ditto.
23342 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
23343 to cgraph_inline_failed_t pointer.
23344 * cif-code.def: New file.
23345 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
23347 (cgraph_check_inline_limits): Change type of REASON to pointer to
23348 cgraph_inline_failed_t. Replace reason strings with enums.
23349 (cgraph_default_inline_p): Ditto.
23350 (cgraph_recursive_inlining_p): Ditto.
23351 (update_caller_keys): Change type of FAILED_REASON to
23352 cgraph_inline_failed_t.
23353 (cgraph_set_inline_failed): Change type of REASON to pointer to
23354 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
23355 convert enums to strings for text output.
23356 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
23357 to be of type cgraph_inline_failed_t. Replace reason strings with
23358 enums. Call cgraph_inline_failed_string to covert enums
23359 to strings for text output.
23360 (cgraph_decide_inlining): Replace reason strings with enums.
23361 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
23362 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
23364 * tree-inline.c (expand_call_inline): Change type of REASON
23365 to cgraph_inline_failed_t. Replace reason strings with enums.
23366 Call cgraph_inline_failed_string for text output.
23367 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
23370 2009-03-28 Jan Hubicka <jh@suse.cz>
23372 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
23373 cgraph_clone_node): Remove master clone handling.
23374 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23375 * cgraph.h (master_clone): Remove.
23376 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23377 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
23378 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23380 2009-03-28 Jan Hubicka <jh@suse.cz>
23382 * cgraph.c (cgraph_function_body_availability): Functions declared
23383 inline are always safe to assume that it is not going to be replaced.
23385 2009-03-28 Richard Guenther <rguenther@suse.de>
23387 PR tree-optimization/38513
23388 * tree-ssa-pre.c (eliminate): Remove redundant stores.
23389 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
23390 EXC_PTR_EXPR and FILTER_EXPR.
23391 (get_ref_from_reference_ops): Likewise.
23393 2009-03-28 Richard Guenther <rguenther@suse.de>
23395 PR tree-optimization/38968
23396 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
23397 Use FLOOR_MOD_EXPR to compute misalignment.
23399 2009-03-28 Richard Guenther <rguenther@suse.de>
23401 PR tree-optimization/37795
23402 * tree.h (combine_comparisons): Declare.
23403 * fold-const.c (combine_comparisons): Export.
23404 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
23406 (ifcombine_iforif): Use combine_comparisons.
23408 2009-03-28 Jan Hubicka <jh@suse.cz>
23410 * tree-eh.c (inlinable_call_p): New function.
23411 (make_eh_edges): Use it.
23412 (verify_eh_edges): Use it.
23413 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
23414 * except.c (reachable_next_level): Add inlinable_function argument
23415 (sjlj_find_directly_reachable_regions): Update.
23416 (add_reachable_handler): Do not set saw_any_handlers.
23417 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
23418 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23419 Add new inlinable call parameter.
23420 (can_throw_internal, can_throw_external): Update.
23421 * except.h (can_throw_internal_1, can_throw_external_1,
23422 foreach_reachable_handler): Update declaration.
23424 2009-03-28 Joseph Myers <joseph@codesourcery.com>
23426 * config/arm/t-arm-coff, config/h8300/coff.h,
23427 config/i386/i386-aout.h, config/i386/i386-coff.h,
23428 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
23429 config/pdp11/2bsd.h, config/rs6000/aix41.h,
23430 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
23431 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
23432 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
23433 sys-types.h: Remove.
23434 * Makefile.in: Remove protoize and fixproto support and references
23436 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
23437 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
23439 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
23440 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
23441 unprotoize$(exeext).
23442 (rest.encap): Don't depend on $(STMP_FIXPROTO)
23443 (.PHONY): Don't depend on proto.
23444 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
23445 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
23446 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
23447 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
23448 build/gen-protos.o, build/scan.o, xsys-protos.h,
23449 build/fix-header$(build_exeext), build/fix-header.o,
23450 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
23451 stmp-install-fixproto): Remove.
23452 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
23453 SYSCALLS.c or fixproto files.
23454 (install-common): Don't install protoize.
23455 (install-headers-tar, install-headers-cpio, install-headers-cp):
23456 Don't depend on $(STMP_FIXPROTO).
23457 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
23458 install fixproto files or write out fixproto settings.
23459 (uninstall): Don't uninstall protoize.
23460 * config.gcc (use_fixproto): Remove.
23461 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
23462 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
23463 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
23464 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
23465 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
23466 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
23467 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
23468 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
23469 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
23470 * config/t-vxworks (STMP_FIXPROTO): Remove.
23471 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
23472 STMP_FIXPROTO): Remove.
23473 * config.in, configure: Regenerate.
23474 * crtstuff.c (gid_t, uid_t): Don't undefine.
23475 * doc/install.texi: Change m68k-coff to m68k-elf in example.
23476 (arm-*-coff, arm-*-aout: Remove target entries.
23477 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
23478 Remove mention of AIX 4.1.
23479 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
23480 * doc/invoke.texi (Running Protoize): Remove.
23481 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
23482 (Protoize Caveats): Remove.
23483 * tsystem.h: Update comments on headers assumed to exist.
23485 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
23487 * genautomata.c: Add a new year to the copyright. Add a new
23489 (struct insn_reserv_decl): Add comments for member bypass_list.
23490 (find_bypass): Remove.
23491 (insert_bypass): New.
23492 (process_decls): Use insert_bypass.
23493 (output_internal_insn_latency_func): Output all bypasses with the
23494 same input insn in one switch case.
23496 * rtl.def (define_bypass): Describe bypass choice.
23497 * doc/md.texi (define_bypass): Ditto.
23499 2009-03-27 Richard Guenther <rguenther@suse.de>
23501 * gimplify.c (mark_addressable): Export.
23502 * tree-flow.h (mark_addressable): Declare.
23503 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
23504 * tree-ssa.c (verify_phi_args): Verify that address taken
23505 variables have TREE_ADDRESSABLE set.
23507 2009-03-27 Richard Guenther <rguenther@suse.de>
23509 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
23510 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
23511 Do not mark decls TREE_ADDRESSABLE.
23512 (build_fold_addr_expr): Adjust.
23513 (fold_addr_expr): Remove.
23514 (fold_unary): Use build_fold_addr_expr.
23515 (fold_comparison): Likewise.
23516 (split_address_to_core_and_offset): Likewise.
23517 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23519 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23520 (gimplify_modify_expr_to_memcpy): Mark source and destination
23522 * omp-low.c (create_omp_child_function): Mark the object decl
23524 (lower_rec_input_clauses): Mark the var we take the address of
23526 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23528 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23530 PR middle-end/39315
23531 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23532 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23534 2009-03-27 Richard Guenther <rguenther@suse.de>
23536 PR tree-optimization/39120
23537 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23539 (handle_lhs_call): Process return constraints. Add escape
23540 constraints if necessary.
23541 (handle_const_call): Fill out return constraints. Make nested
23542 case more precise. Avoid consttmp if possible.
23543 (handle_pure_call): Fill out return constraints. Avoid
23544 callused if possible.
23545 (find_func_aliases): Simplify call handling.
23547 2009-03-27 Richard Guenther <rguenther@suse.de>
23549 PR tree-optimization/39120
23550 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23551 as a representative.
23552 (solve_graph): Do propagate CALLUSED.
23553 (handle_pure_call): Use a scalar constraint from CALLUSED for
23555 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23558 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23561 * c-common.c (handle_aligned_attribute): Properly check alignment
23562 overflow. Use (1U << i) instead of (1 << i).
23564 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23566 * expr.h (get_mem_align_offset): Updated.
23568 * tree.h (tree_decl_common): Change align to "unsigned int" and
23569 move it before pointer_alias_set.
23571 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23572 Jakub Jelinek <jakub@redhat.com>
23575 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23576 gr_register_operand with gr_reg_or_0_operand.
23577 (cmpxchg_rel_di): Likewise.
23578 (sync_lock_test_and_set<mode>): Likewise.
23580 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23582 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23583 (true_regnum): Likewise.
23585 * rtlanal.c (subreg_info): Moved to ...
23586 * rtl.h (subreg_info): Here. New.
23587 (subreg_get_info): New.
23589 * rtlanal.c (subreg_get_info): Make it extern.
23591 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23594 * config/i386/i386.c (ix86_abi): New.
23595 (override_options): Handle -mabi=.
23596 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23597 (ix86_call_abi_override): Likewise.
23598 (init_cumulative_args): Likewise.
23599 (function_arg_advance): Likewise.
23600 (function_arg_64): Likewise.
23601 (function_arg): Likewise.
23602 (ix86_pass_by_reference): Likewise.
23603 (ix86_function_value_regno_p): Likewise.
23604 (ix86_build_builtin_va_list_abi): Likewise.
23605 (setup_incoming_varargs_64): Likewise.
23606 (is_va_list_char_pointer): Likewise.
23607 (ix86_init_machine_status): Likewise.
23608 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23609 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23610 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23611 (ix86_function_abi): Make it static and return enum calling_abi.
23612 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23614 (ix86_fn_abi_va_list): Updated.
23616 * config/i386/i386.h (ix86_abi): New.
23617 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23618 (CONDITIONAL_REGISTER_USAGE): Likewise.
23619 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23620 (machine_function): Likewise.
23622 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23624 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23625 (STACK_BOUNDARY): Likewise.
23626 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23628 * config/i386/i386.opt (mabi=): New.
23630 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23631 return enum calling_abi.
23632 (ix86_function_type_abi): Likewise.
23633 (ix86_function_abi): Removed.
23635 * doc/invoke.texi: Document -mabi= option for x86.
23637 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23639 * builtins.c (real_dconstp): Delete.
23640 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23642 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23643 Jakub Jelinek <jakub@redhat.com>
23646 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23647 (gen_subprogram_die): When a function is explicit, generate the
23648 DW_AT_explicit attribute.
23649 * langhooks.h (struct lang_hooks_for_decls): Add
23650 function_decl_explicit_p langhook.
23651 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23652 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23654 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23656 * builtins.c (fold_builtin_memory_op): Optimize memmove
23657 into memcpy if we can prove source and destination don't overlap.
23659 * tree-inline.c: Include gt-tree-inline.h.
23660 (clone_fn_id_num): New variable.
23661 (clone_function_name): New function.
23662 (tree_function_versioning): Use it.
23663 * Makefile.in (GTFILES): Add tree-inline.c.
23665 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23667 * BASE-VER: Change to 4.5.0.
23669 2009-03-27 Xinliang David Li <davidxl@google.com>
23671 PR tree-optimization/39557
23672 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23674 2009-03-27 Xinliang David Li <davidxl@google.com>
23676 PR tree-optimization/39548
23677 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23680 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23682 * c-common.c (pointer_int_sum): Use %wd on return from
23685 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23687 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23688 on return from tree_low_cst.
23690 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23693 * ginclude/stdarg.h (va_copy): Define also for
23694 __GXX_EXPERIMENTAL_CXX0X__.
23696 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23699 * builtins.h (c_strlen): Do not warn here.
23700 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23701 * c-common.c (pointer_int_sum): Take an explicit location.
23702 Warn about offsets out of bounds.
23703 * c-common.h (pointer_int_sum): Adjust declaration.
23705 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23707 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23710 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23713 * opts.c (warn_if_disallowed_function_p): Don't assume
23714 get_callee_fndecl must return non-NULL.
23716 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23718 PR rtl-optimization/39522
23719 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23720 when reg_reloaded_valid is set.
23722 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23724 * config/spu/divv2df3.c: New file.
23725 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23726 (DPBIT_FUNCS): Filter out _div_df.
23728 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23730 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23731 a jump insn, count that jump in the distance to the loop start.
23733 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23736 * config/sh/sh.c (calc_live_regs): Fix condition for global
23737 registers except PIC_OFFSET_TABLE_REGNUM.
23739 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23742 * doc/invoke.texi (-mconsole): New.
23744 (-mno-cygwin): New.
23746 (-mnop-fun-dllimport): New.
23750 (sub section "i386 and x86-64 Windows Options"): New.
23752 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23754 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23755 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23757 2009-03-25 Richard Guenther <rguenther@suse.de>
23759 PR middle-end/39497
23760 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23763 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23765 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23766 neither of haifa/selective schedulers are working.
23768 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23770 * doc/invoke.texi (Debugging Options): Fix description of
23771 -fno-merge-debug-strings.
23773 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23775 * config/cris/libgcc.ver: New version-script.
23776 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23778 * configure.ac <GAS features, nop mnemonic>: Add pattern
23779 crisv32-*-* for "nop".
23780 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23781 * configure: Regenerate.
23783 2009-03-24 Ira Rosen <irar@il.ibm.com>
23785 PR tree-optimization/39529
23786 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23787 mark_sym_for_renaming for the tag copied to the new vector
23790 2009-03-24 Arthur Loiret <aloiret@debian.org>
23792 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23793 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23794 EXTRA_SPEC_FUNCTIONS.
23795 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23796 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23797 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23798 -march and -mtune options.
23800 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23802 * config/m68k/t-rtems: Add m5329 multilib.
23804 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23805 Jakub Jelinek <jakub@redhat.com>
23808 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23811 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23814 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23815 instead of c_parser_expression_conv, if original_code isn't one of the
23816 4 allowed comparison codes, fail.
23818 2009-03-23 Richard Guenther <rguenther@suse.de>
23820 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23821 * tree.h (struct tree_type): Likewise.
23822 * reload.h (struct insn_chain): Likewise.
23823 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23824 * function.h (struct function): Likewise.
23825 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23827 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23829 PR tree-optimization/39516
23830 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23832 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23834 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23835 should be set true if BITS_PER_WORD of target is bigger than 32
23837 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23839 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23840 Translate -B-options to -rpath-link. Correct existing
23841 rpath-link and conditionalize on !nostdlib.
23843 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23845 * doc/extend.texi (Function Attributes, Variable Attributes):
23847 * doc/invoke.texi (Debugging Options, Optimize Options)
23848 (i386 and x86-64 Options, MCore Options): Likewise.
23850 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23853 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23854 it for block local namespace aliases.
23855 (gen_decl_die): Pass context_die to gen_namespace_die.
23857 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23860 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23861 minimum or maximum value.
23863 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23865 * reginfo.c (globalize_reg): Recompute derived reg sets.
23867 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23870 * libgcc2.c (mprotect): Do not use signed arguments for
23871 VirtualProtect, use DWORD arguments. Also fix the 'may
23872 be used uninitialized' warning for the np variable.
23874 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23877 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23878 functions using regparm calling conventions when not optimizing.
23879 (ix86_function_sseregparm): Similarly for sseregparm calling
23882 2009-03-19 Li Feng <nemokingdom@gmail.com>
23884 PR middle-end/39500
23885 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23886 dependence if the first conflict is after niter iterations.
23888 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23890 PR middle-end/38609
23891 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23892 functions with dynamic stack-pointer adjustments.
23894 2009-03-19 Ben Elliston <bje@au.ibm.com>
23896 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23897 option; change to -msdata=data.
23899 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23901 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23904 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23907 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23909 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23911 * doc/invoke.texi (Code Gen Options): Expand discussion of
23914 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23916 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23917 * matrix-reorg.c (struct matrix_info): Likewise.
23918 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23919 * rtl.h (struct mem_attrs): Likewise.
23920 * df.h (struct df): Likewise.
23921 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23922 * ira-int.h (struct ira_allocno): Likewise.
23923 * df-scan.c (struct df_collection_rec): Likewise.
23924 * ira.c (struct equivalence): Likewise.
23925 * function.c (struct temp_slot): Likewise.
23926 * cfgloop.h (struct loop): Likewise.
23929 * function.c (use_register_for_decl): When not optimizing, disregard
23930 register keyword for variables with types containing methods.
23932 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23934 PR middle-end/39447
23935 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23936 (is_simple_operand): Call contains_component_ref_p before calling data
23937 reference analysis that would fail on COMPONENT_REFs.
23939 * tree-vrp.c (search_for_addr_array): Fix formatting.
23941 2009-03-18 Richard Guenther <rguenther@suse.de>
23943 * tree-vect-transform.c (vect_loop_versioning): Fold the
23944 generated comparisons.
23945 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23946 (slpeel_tree_peel_loop_to_edge): Likewise.
23948 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23950 PR middle-end/37805
23951 * opts.c (print_specific_help): In addition to `undocumented',
23952 accept `separate' and `joined' flags if passed alone. Describe
23953 output by the first matched one of those.
23954 (common_handle_option): Skip over empty strings.
23955 * gcc.c (display_help): Fix help string for `--help='.
23956 * doc/invoke.texi (Option Summary, Overall Options): With
23957 `--help=', classes and qualifiers can both be repeated, but
23958 only the latter can be negated. One should not pass only
23959 negated qualifiers. Fix markup and examples.
23962 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23963 PR middle-end/37805
23964 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23965 and -fhelp=separate.
23967 2009-03-17 Jing Yu <jingyu@google.com>
23969 PR middle-end/39378
23970 * function.h (struct rtl_data): Move is_thunk from here...
23971 (struct function): ...to here.
23972 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23973 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23975 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23977 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23978 (alpha_output_function_end_prologue): Likewise.
23979 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23980 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23981 (rs6000_output_function_epilogue): Likewise.
23982 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23984 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23987 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23988 from different units in a single alternative.
23989 (*truncdfsf_i387): Ditto.
23990 (*truncxfsf2_mixed): Ditto.
23991 (*truncxfdf2_mixed): Ditto.
23993 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23995 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23996 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23999 * tree-ssa-live.c (remove_unused_locals): Don't remove local
24000 unused non-artificial variables when not optimizing.
24003 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
24004 DW_TAG_imported_module even if decl is IMPORTED_DECL with
24005 NAMESPACE_DECL in its DECL_INITIAL.
24007 PR middle-end/39443
24008 * optabs.c (set_user_assembler_libfunc): New function.
24009 * expr.h (set_user_assembler_libfunc): New prototype.
24010 * c-common.c: Include libfuncs.h.
24011 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
24012 for memcmp, memset, memcpy, memmove and abort.
24013 * Makefile.in (c-common.o): Depend on libfuncs.h.
24016 * dwarf2out.c (gen_inlined_enumeration_type_die,
24017 gen_inlined_structure_type_die, gen_inlined_union_type_die,
24018 gen_tagged_type_instantiation_die): Removed.
24019 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
24022 2009-03-17 Janis Johnson <janis187@us.ibm.com>
24025 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
24027 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
24028 (check-parallel-%): Ditto.
24029 (check-consistency): Ditto.
24031 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
24033 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
24034 local variable rhs by NULL_TREE.
24036 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24039 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
24041 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24044 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
24046 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24049 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
24050 for ms->sysv ABI calls only in 64bit mode.
24052 * config/i386/i386.md (untyped_call): Support 32bit.
24054 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
24056 * doc/extend.texi: Replace x86_65 with x86_64.
24058 2009-03-16 Jakub Jelinek <jakub@redhat.com>
24060 PR tree-optimization/39455
24061 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
24062 mismatches for POINTER_TYPE_P (type).
24063 (number_of_iterations_le): Likewise.
24065 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24067 * config/picochip/picochip.c: Removed profiling support.
24068 * config/picochip/picochip.md: Removed profiling instruction.
24069 * config/picochip/picochip.h: Removed profiling builtin.
24071 2009-03-16 Joseph Myers <joseph@codesourcery.com>
24073 * doc/install.texi (--with-host-libstdcxx): Document.
24075 2009-03-14 Anatoly Sokolov <aesok@post.ru>
24078 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
24079 generate a warning if the function name does not begin with
24080 "__vector" and the function has either the 'signal' or 'interrupt'
24081 attribute, from here to ...
24082 (avr_declare_function_name): ...here. New function.
24083 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
24084 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
24086 2009-03-14 Jakub Jelinek <jakub@redhat.com>
24089 * cse.c (fold_rtx): Don't modify original const_arg1 when
24090 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
24091 separate variable instead.
24092 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
24093 from out of range shift counts.
24094 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
24096 2009-03-13 Catherine Moore <clm@codesourcery.com>
24098 * config/i386/x-mingw32 (host-mingw32.o): Replace
24099 diagnostic.h with $(DIAGNOSTIC_H).
24101 2009-03-12 Jakub Jelinek <jakub@redhat.com>
24104 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
24106 * config/i386/sync.md (sync_compare_and_swap<mode>,
24107 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
24108 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
24110 (sync_double_compare_and_swapdi_pic,
24111 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
24112 cmpxchg8b_pic_memory_operand instead of just memory_operand.
24114 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24117 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
24119 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24122 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24123 (avx_addsubv4df3): Likewise.
24124 (*avx_addsubv4sf3): Likewise.
24125 (sse3_addsubv4sf3): Likewise.
24127 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24130 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
24132 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
24135 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
24136 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24137 registers for allocnos created from user-defined variables.
24139 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24142 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
24143 of non-integer mode as well.
24145 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
24147 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
24148 for functions for which the parameter types are unknown.
24150 2009-03-11 Jakub Jelinek <jakub@redhat.com>
24153 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
24154 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
24155 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
24156 * config/i386/i386.c (ix86_local_alignment): For
24157 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
24158 long long variables on the stack to avoid dynamic realignment.
24159 Allow the first argument to be a decl rather than type.
24160 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
24162 2009-03-11 Nick Clifton <nickc@redhat.com>
24165 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
24167 Add description to mno-lsim option.
24168 * config/mcore/mcore.h: Remove comment about deprecated m4align
24170 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
24171 * doc/invoke.texi: Add description of mno-lsim and
24172 mstack-increment options.
24174 * config/fr30/fr30.opt: Document the -mno-lsim option.
24175 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
24176 and -mno-lsim options.
24178 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24180 * fold-const.c (fold_comparison): Only call fold_inf_compare
24181 if the mode supports infinities.
24183 2009-03-11 Jason Merrill <jason@redhat.com>
24186 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
24187 end already did. Notice GIMPLE_CALL modifications of the result.
24188 Don't copy debug information from an ignored decl or a decl from
24191 2009-03-10 Richard Guenther <rguenther@suse.de>
24192 Nathan Froyd <froydnj@codesourcery.com>
24194 PR middle-end/37850
24195 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
24196 (__divMODE3): Likewise.
24198 2009-03-09 Jakub Jelinek <jakub@redhat.com>
24200 PR tree-optimization/39394
24201 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
24202 DECL_SIZE_UNIT of variable length FIELD_DECLs.
24204 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24206 * recog.c (verfiy_changes): Disallow renaming of hard regs in
24207 inline asms for register asm ("") declarations.
24209 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
24211 * fold-const.c (fold_unary): Fix comment.
24213 2009-03-07 Jan Hubicka <jh@suse.cz>
24216 * tree-inline.c (setup_one_parameter): Do replacement of const
24217 argument by constant in SSA form.
24219 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24221 PR middle-end/38028
24222 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
24223 determine alignment passed to assign_stack_local.
24224 (assign_parms_unsplit_complex): Likewise.
24225 * except.c (sjlj_build_landing_pads): Likewise.
24227 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24229 PR middle-end/39360
24230 * tree-flow.h (add_referenced_var): Return bool instead of void.
24231 * tree-dfa.c (add_referenced_var): Return result of
24232 referenced_var_check_and_insert call.
24233 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
24234 of referenced_var_check_and_insert.
24237 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
24238 (gen_variable_die): Emit DW_AT_location on abstract static variable's
24239 DIE, don't emit it if abstract origin already has it.
24240 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
24241 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
24243 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24245 * genpreds.c (needs_variable): Fix parentheses at variable name
24247 (write_tm_constrs_h): Indent generated code.
24249 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24251 * doc/extend.texi (Function Attributes): Add documentation
24252 for isr attributes.
24254 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24257 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
24258 take locus from its DECL_SOURCE_LOCATION instead of input_location.
24260 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24262 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
24265 2009-03-05 Jakub Jelinek <jakub@redhat.com>
24268 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
24269 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
24271 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
24273 * config/i386/i386.md (R8_REG, R9_REG): New constants.
24274 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
24275 constants instead of magic numbers.
24276 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
24278 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
24279 (x86_64_ms_abi_int_parameter_registers): Ditto.
24280 (x86_64_int_return_registers): Ditto.
24281 (ix86_maybe_switch_abi): Ditto.
24282 (ix86_expand_call): Ditto for clobbered_registers array.
24283 (ix86_hard_regno_mode_ok): Ditto.
24284 (x86_extended_QIreg_mentioned_p): Ditto.
24286 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
24288 PR tree-optimization/39349
24289 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
24291 * combine.c (gen_lowpart_for_combine): Use omode when generating
24294 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
24296 PR rtl-optimization/39235
24297 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
24299 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24301 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
24303 2009-03-04 Richard Guenther <rguenther@suse.de>
24305 PR tree-optimization/39362
24306 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
24307 that occur in abnormal PHIs should be varying.
24309 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24311 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
24313 (simple_iv): Take loop as an argument instead of statement.
24314 * tree-scalar-evolution.h (simple_iv): Declaration changed.
24315 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
24317 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
24319 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
24320 * matrix-reorg.c (analyze_transpose): Ditto.
24321 * tree-data-ref.c (dr_analyze_innermost): Ditto.
24322 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
24323 * tree-predcom.c (ref_at_iteration): Ditto.
24324 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
24326 2009-03-04 Richard Guenther <rguenther@suse.de>
24328 PR tree-optimization/39358
24329 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
24330 escaped_id and callused_id.
24331 (solve_graph): Likewise.
24333 2009-03-04 Richard Guenther <rguenther@suse.de>
24335 PR tree-optimization/39339
24336 * tree-sra.c (try_instantiate_multiple_fields): Make it
24337 no longer ICE on the above.
24339 2009-03-03 Joseph Myers <joseph@codesourcery.com>
24341 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
24342 that fits within Pmode.
24344 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24346 PR middle-end/10109
24347 * tm.texi (LIBCALL_VALUE): Update description.
24349 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24351 PR middle-end/34443
24352 * doc/extend.texi (section): Update description.
24354 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
24356 PR middle-end/39345
24357 * tree-inline.c (remapped_type): New.
24358 (can_be_nonlocal): Call remapped_type instead of remap_type.
24360 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24363 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
24364 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
24366 2009-03-03 Richard Guenther <rguenther@suse.de>
24368 PR middle-end/39272
24369 * tree.c (tree_nonartificial_location): New function.
24370 * tree.h (tree_nonartificial_location): Declare.
24371 * builtins.c (expand_builtin_memory_chk): Provide location
24372 of the call location for artificial function pieces.
24373 (maybe_emit_chk_warning): Likewise.
24374 (maybe_emit_sprintf_chk_warning): Likewise.
24375 (maybe_emit_free_warning): Likewise.
24376 * expr.c (expand_expr_real_1): Likewise.
24378 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24380 PR tree-optimization/39343
24381 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
24382 COMPONENT_REF t has ARRAY_TYPE.
24384 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
24386 PR middle-end/39335
24387 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
24388 when the type precision of the induction variable should be
24389 larger than the type precision of nit.
24390 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
24391 * graphite.c (graphite_loop_normal_form): Same.
24392 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
24394 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24396 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
24397 (*call_1_rex64_ms_sysv): Use named constants instead of magic
24398 numbers to describe clobbered registers.
24399 (*call_value_0_rex64_ms_sysv): Ditto.
24400 * config/i386/mmx.md (mmx_emms): Ditto.
24401 (mmx_femms): Ditto.
24403 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
24405 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
24408 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24410 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
24411 (spu_section_type_flags): New function.
24413 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24415 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
24416 reg_class_contents of FLOAT_REGS into a temporary.
24418 2009-03-02 Richard Guenther <rguenther@suse.de>
24419 Ira Rosen <irar@il.ibm.com>
24421 PR tree-optimization/39318
24422 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
24423 information to the vectorized statement.
24425 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
24427 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
24428 variable. Use defined names instead of magic constants for REX SSE
24431 2009-03-01 Richard Guenther <rguenther@suse.de>
24433 PR tree-optimization/39331
24434 * omp-low.c (lower_send_shared_vars): Do not receive new
24435 values for the reference of DECL_BY_REFERENCE parms or results.
24437 2009-03-01 Jan Hubicka <jh@suse.cz>
24440 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
24441 BLOCK_NONLOCALIZED_VAR): New macros.
24442 (tree_block): Add nonlocalized_vars.
24443 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
24444 gen_decl_die): Add origin argument. Allow generation of die with
24445 origin at hand only.
24446 (gen_member_die, gen_type_die_with_usage, force_decl_die,
24447 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
24449 (gen_block_die): Fix checking for unused blocks.
24450 (process_scope_var): Break out from .... ; work with origins only.
24451 (decls_for_scope) ... here; process nonlocalized list.
24452 (dwarf2out_ignore_block): Look for nonlocalized vars.
24453 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
24455 (dump_scope_block): Dump them.
24456 * tree-inline.c (remap_decls): Handle nonlocalized vars.
24457 (remap_block): Likewise.
24458 (can_be_nonlocal): New predicate.
24459 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
24461 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24463 * configure: Regenerate.
24465 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24467 * optc-gen.awk: No need to duplicate option flags twice.
24468 Reuse help texts for duplicate options which do not have any.
24470 * gcc.c (display_help): Document --version.
24472 * gcc.c (main): If print_help_list and verbose_flag, ensure
24473 driver output comes before subprocess output.
24475 * optc-gen.awk: Assign all remaining fields to help string,
24476 space-separated, for multi-line help in *.opt.
24478 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
24479 -Wno-pedantic-ms-format is for MinGW targets only.
24481 * doc/options.texi (Option file format): Fix bad indentation,
24482 restoring dropped sentence.
24484 2009-02-28 Jan Hubicka <jh@suse.cz>
24486 * tree-inline.c (tree_function_versioning): Output debug info.
24488 2009-02-28 Jan Hubicka <jh@suse.cz>
24491 * tree-inline.c (setup_one_parameter): Do not copy propagate
24492 arguments when not optimizing.
24494 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
24497 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24498 (avx_addsubv4df3): Likewise.
24499 (*avx_addsubv4sf3): Likewise.
24500 (sse3_addsubv4sf3): Likewise.
24501 (*avx_addsubv2df3): Likewise.
24502 (sse3_addsubv2df3): Likewise.
24503 (avx_unpckhps256): Correct item selectors.
24504 (avx_unpcklps256): Likewise.
24505 (avx_unpckhpd256): Likewise.
24506 (avx_unpcklpd256): Likewise.
24508 2009-02-28 Jan Hubicka <jh@suse.cz>
24510 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
24512 (copy_arguments_for_versioning): If var is declared don't declare it.
24513 (tree_function_versioning): First setup substitutions and then copy
24516 2009-02-27 Jan Hubicka <jh@suse.cz>
24519 * cgraph.h (varpool_output_debug_info): Remove.
24520 * cgraphunit.c (varpool_output_debug_info): Remove.
24521 * dwarf2out.c (deferred_locations_struct): New struct
24522 (deferred_locations): New type.
24523 (deferred_locations_list): New static var.
24524 (deffer_location): New function.
24525 (gen_variable_die): Use it.
24526 (decls_for_scope): Output info on local static vars.
24527 (dwarf2out_finish): Process deferred locations.
24528 * varpool.c (varpool_output_debug_info): Remove.
24530 2009-02-27 Jan Hubicka <jh@suse.cz>
24533 * tree.h (TREE_PROTECTED): Fix comment.
24534 (BLOCK_HANDLER_BLOCK): Remove.
24535 (struct tree_block): Remove handler_block add body_block.
24536 (inlined_function_outer_scope_p): New.
24537 (is_body_block): Remove.
24538 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24539 * dwarf2out.c (is_inlined_entry_point): Remove.
24540 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24541 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24543 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24544 * gimplify.c (gimplify_expr): Gimplify body blocks.
24545 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24546 block with multiple subblocks.
24547 (dump_scope_block): Prettier output; dump more flags and info.
24548 (dump_scope_blocks): New.
24549 (remove_unused_locals): Use dump_scope_blocks.
24550 * tree-flow.h (dump_scope_blocks): Declare.
24551 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24552 * stmt.c (is_body_block): Remove.
24553 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24554 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24556 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24558 PR middle-end/39308
24559 * graphite.c (graphite_loop_normal_form): Do not call
24560 number_of_iterations_exit from a gcc_assert.
24562 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24564 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24565 jumps if COND is NULL.
24566 (find_cond_jump): New function.
24567 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24568 * config/s390/s390.md: Remove z10_cobra attribute value.
24570 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24572 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24573 force_const_mem returns NULL_RTX.
24575 2009-02-26 Jan Hubicka <jh@suse.cz>
24578 * cgraph.h (varpool_output_debug_info): Remove.
24579 * cgraphunit.c (varpool_output_debug_info): Remove.
24580 * dwarf2out.c (deferred_locations_struct): New struct
24581 (deferred_locations): New type.
24582 (deferred_locations_list): New static var.
24583 (deffer_location): New function.
24584 (gen_variable_die): Use it.
24585 (decls_for_scope): Output info on local static vars.
24586 (dwarf2out_finish): Process deferred locations.
24587 * varpool.c (varpool_output_debug_info): Remove.
24589 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24591 PR rtl-optimization/39241
24592 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24593 to subreg_offset_representable_p.
24595 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24597 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24598 execute function prototype. Get f and nregs from max_reg_num
24599 and get_insns. Remove the first backward pass as it's dead,
24600 guard the forward pass by flag_expensive_optimizations.
24601 (rest_of_handle_regmove): Delete.
24602 (pass_regmove): Replace it with regmove_optimize.
24604 2009-02-25 Martin Jambor <mjambor@suse.cz>
24606 PR tree-optimization/39259
24607 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24608 calls_alloca function flags.
24609 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24610 calls are detected.
24612 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24614 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24615 flags_set_1_rtx, flags_set_1_set): Delete.
24616 (regmove_optimize): Do not call mark_flags_life_zones.
24618 2009-02-24 Julian Brown <julian@codesourcery.com>
24621 * config/arm/arm.c (require_pic_register): Only set
24622 cfun->machine->pic_reg once per function.
24624 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24626 * doc/invoke.texi (Link Options): Document an easier way to pass
24627 options that take arguments to the GNU linker using -Xlinker and -Wl.
24629 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24632 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24634 2009-02-24 Richard Guenther <rguenther@suse.de>
24637 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24639 2009-02-24 Richard Guenther <rguenther@suse.de>
24640 Zdenek Dvorak <ook@ucw.cz>
24642 PR tree-optimization/39233
24643 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24644 from converting them to a generic type.
24646 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24648 PR tree-optimization/39260
24649 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24650 contains a condition with a real type.
24651 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24653 2009-02-23 Jason Merrill <jason@redhat.com>
24656 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24657 narrowing_initializer_constant_valid_p.
24658 (narrowing_initializer_constant_valid_p): Don't return
24659 null_pointer_node for adding a pointer to itself.
24661 2009-02-23 Jan Hubicka <jh@suse.cz>
24664 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24667 2009-02-23 Jan Hubicka <jh@suse.cz>
24669 PR tree-optimization/37709
24670 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24671 * tree.h (block_ultimate_origin): Declare.
24672 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24673 * tree-ssa-live.c (remove_unused_scope_block_p):
24674 Eliminate blocks containig no instructions nor live variables nor
24676 (dump_scope_block): New function.
24677 (remove_unused_locals): Enable removal of dead blocks by default;
24678 enable dumping at TDF_DETAILS.
24680 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24682 * config/i386/i386.c (classify_argument): Don't allow COImode
24684 (function_arg_advance_32): Don't allow OImode.
24685 (function_arg_32): Likewise.
24686 (function_value_32): Likewise.
24687 (return_in_memory_32): Likewise.
24688 (function_arg_64): Remove OImode comment.
24690 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24693 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24694 ix86_expand_vector_set for V4DImode in 64bit mode only.
24695 (ix86_expand_vector_init_one_var): Likewise.
24697 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24699 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24701 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24704 * loop-iv.c: Revert last change.
24705 * emit-rtl.c: Likewise.
24707 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24710 * config/i386/i386.c (type_natural_mode): Remove an extra
24711 space in the warning message.
24712 (function_value_32): Handle 32-byte vector modes.
24713 (return_in_memory_32): Likewise.
24715 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24717 * loop-iv.c (truncate_value): New function.
24718 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24720 (lowpart_subreg): Move to...
24721 * emit-rtl.c: ...here.
24723 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24725 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24726 accidental and undocumented change at revision 140860.
24728 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24730 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24731 take gimple_seq * arguments.
24732 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24733 types_compatible_p langhook.
24735 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24736 Joseph Myers <joseph@codesourcery.com>
24738 * config/arm/arm.c (arm_builtin_va_list): New function.
24739 (arm_expand_builtin_va_start): Likewise.
24740 (arm_gimplify_va_arg_expr): Likewise.
24741 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24742 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24743 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24744 (va_list_type): New variable.
24745 (arm_mangle_type): Mangle va_list_type appropriately.
24747 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24749 PR middle-end/39157
24750 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24751 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24752 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24753 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24754 parameter to 1000 for -O1 by default.
24755 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24757 * loop-invariant.c: Include params.h.
24758 (move_loop_invariants): Don't call move_single_loop_invariants on
24761 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24763 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24764 offset when calculating bounds for indexing stack_usage_map. Fixes
24765 a buffer overflow with certain target setups.
24767 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24770 * calls.c (expand_call): Clear try_tail_call if caller and callee
24771 disagree in promotion of function return value.
24773 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24776 * c-common.c (c_determine_visibility): If visibility changed and
24777 DECL_RTL has been already set, call make_decl_rtl to update symbol
24780 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24783 * varasm.c (assemble_variable): Don't check DECL_NAME when
24784 globalizing a variable.
24786 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24789 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24790 expression before any __builtin_trap call.
24791 * c-typeck.c (build_function_call): Convert and check function
24792 arguments before generating a call to a trap. Evaluate the
24793 function arguments before the trap.
24795 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24798 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24799 (UNSPEC_FXAM_MEM): New unspec.
24800 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24801 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24802 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24804 2009-02-19 Richard Guenther <rguenther@suse.de>
24806 PR tree-optimization/39207
24807 PR tree-optimization/39074
24808 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24809 storedanything_tree): New.
24810 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24811 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24812 (build_succ_graph): Add edges from STOREDANYTHING to all
24814 (init_base_vars): Initialize STOREDANYTHING.
24815 (compute_points_to_sets): Free substitution info after
24816 building the succ graph.
24817 (ipa_pta_execute): Likewise.
24819 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24821 (do_ds_constraint): Do not add to special var or non-pointer
24823 (type_could_have_pointers): Split out from ...
24824 (could_have_pointers): ... here. For arrays use the element type.
24825 (create_variable_info_for): Initialize may_have_pointers.
24826 (new_var_info): Likewise.
24827 (handle_lhs_call): Make the HEAP variable unknown-sized.
24828 (intra_create_variable_infos): Use a type with pointers for
24829 PARM_NOALIAS, make it unknown-sized.
24831 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24834 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24836 2009-02-18 Jason Merrill <jason@redhat.com>
24839 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24840 value if DECL_EXTERNAL.
24841 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24842 * target.h (gcc_target::binds_local_p): Clarify "module".
24843 * tree.h (TREE_PUBLIC): Clarify "module".
24845 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24848 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24849 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24851 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24854 * c.opt (Wabi): Support C and ObjC.
24857 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24859 * config/i386/i386.c (classify_argument): Warn once about the ABI
24860 change when passing union with long double.
24862 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24864 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24867 * c-parser.c (c_parser_compound_statement): Always enter and leave
24870 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24873 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24875 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24877 PR tree-optimization/36922
24878 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24879 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24882 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24884 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24887 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24889 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24891 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24893 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24896 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24897 Richard Sandiford <rdsandiford@googlemail.com>
24899 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24900 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24901 (loongson_biadd): ...this.
24903 2009-02-17 Richard Guenther <rguenther@suse.de>
24905 PR tree-optimization/39202
24906 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24907 a var make sure to follow existing collapses.
24909 2009-02-17 Richard Guenther <rguenther@suse.de>
24911 PR middle-end/39214
24912 * langhooks.c (lhd_print_error_function): Check for NULL block.
24914 2009-02-17 Richard Guenther <rguenther@suse.de>
24916 PR tree-optimization/39204
24917 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24920 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24922 * config/soft-fp/double.h: Update from glibc CVS.
24924 2009-02-17 Richard Guenther <rguenther@suse.de>
24926 PR tree-optimization/39207
24927 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24928 strict-aliasing warnings for pointers pointing to NULL.
24930 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24933 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24934 skipping until next close brace.
24936 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24939 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24940 to function argument boundary.
24942 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24944 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24945 in the lea_add. Reload eventually constraints it properly.
24946 * config/picochip/constraints.md: Remove the target constraint
24947 "b", since it is not needed anymore.
24949 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24951 * gthr-dce.h: Uglify function parameter and local variable names.
24952 * gthr-gnat.h: Likewise.
24953 * gthr-mipssde.h: Likewise.
24954 * gthr-nks.h: Likewise.
24955 * gthr-posix95.h: Likewise.
24956 * gthr-posix.h: Likewise.
24957 * gthr-rtems.h: Likewise.
24958 * gthr-single.h: Likewise.
24959 * gthr-solaris.h: Likewise.
24960 * gthr-tpf.h: Likewise.
24961 * gthr-vxworks.h: Likewise.
24962 * gthr-win32.h: Likewise.
24964 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24967 * config/i386/i386.md: Restrict the new peephole2 to move
24968 between MMX/SSE registers.
24970 2009-02-15 Richard Guenther <rguenther@suse.de>
24973 2009-02-13 Richard Guenther <rguenther@suse.de>
24975 * configure.ac: Enable LFS.
24976 * configure: Re-generate.
24977 * config.in: Likewise.
24979 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24981 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24982 spu_srqwbyte, spu_srqwbytebc): Define.
24983 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24984 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24985 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24986 "shrqby_<mode>"): New insn-and-split patterns.
24987 * config/spu/spu.c (expand_builtin_args): Determine and return
24988 number of operands using spu_builtin_description data.
24989 (spu_expand_builtin_1): Use it.
24991 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24994 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24997 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25000 * config/i386/i386.c (override_options): Correct warning
25001 messages for -malign-loops, -malign-jumps and -malign-functions.
25003 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25006 * config/i386/i386.md: Restrict the new peephole2 to move
25007 between the general purpose registers.
25009 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25012 * config/i386/i386.c (type_natural_mode): Add a new argument.
25013 Return the original mode and warn ABI change if vector size is 32byte.
25014 (function_arg_advance): Updated.
25015 (function_arg): Likewise.
25016 (ix86_function_value): Likewise.
25017 (ix86_return_in_memory): Likewise.
25018 (ix86_sol10_return_in_memory): Likewise.
25019 (ix86_gimplify_va_arg): Likewise.
25020 (function_arg_32): Don't warn ABX ABI change here.
25021 (function_arg_64): Likewise.
25023 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
25025 * loop-iv.c (implies_p): In the final case, test that operands 0
25026 of the two comparisons match.
25028 * config/bfin/bfin.c (find_prev_insn_start): New function.
25029 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
25030 (find_next_insn_start): Move.
25032 2009-02-13 Richard Guenther <rguenther@suse.de>
25034 * configure.ac: Enable LFS.
25035 * configure: Re-generate.
25036 * config.in: Likewise.
25038 2009-02-13 Joseph Myers <joseph@codesourcery.com>
25041 * c-parser.c (c_parser_parms_list_declarator): Discard pending
25042 sizes on syntax error after some arguments have been parsed.
25044 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25046 * doc/invoke.texi (-fira): Remove.
25048 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25050 * caller-save.c: Replace regclass.c with reginfo.c in comments.
25051 * recog.c: Likewise.
25054 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
25056 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
25057 (umul_ppmm): Likewise.
25058 (count_leading_zeros): Likewise.
25059 (count_trailing_zeros): Likewise.
25060 (UMUL_TIME): Likewise.
25062 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25064 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
25065 soft-fp/t-softfp to tmake_file.
25067 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
25068 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
25069 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
25070 IA64_BUILTIN_INFQ]: New.
25071 (ia64_init_builtins): Initialize __builtin_infq,
25072 __builtin_fabsq and __builtin_copysignq if not HPUX.
25073 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
25074 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
25076 * config/ia64/lib1funcs.asm (__divtf3): Define only if
25078 (__fixtfti): Likewise.
25079 (__fixunstfti): Likewise.
25080 (__floattitf): Likewise.
25082 * config/ia64/libgcc-glibc.ver: New.
25083 * config/ia64/t-fprules-softfp: Likewise.
25084 * config/ia64/sfp-machine.h: Likewise.
25086 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
25087 (LIBGCC2_TF_CEXT): Likewise.
25088 (TF_SIZE): Likewise.
25089 (TARGET_INIT_LIBFUNCS): Likewise.
25091 * config/ia64/t-glibc (SHLINB_MAPFILES):
25092 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
25094 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25096 * config/i386/i386.c (construct_container): Rewrite processing
25097 BLKmode with X86_64_SSE_CLASS.
25099 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
25102 * config/i386/i386.md: Replace simplify_replace_rtx with
25103 replace_rtx in the new peephole2.
25105 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
25107 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
25108 loop unrolling do not happen at -O2.
25110 2009-02-12 Michael Matz <matz@suse.de>
25112 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
25114 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25116 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
25119 2009-02-12 Ben Elliston <bje@au.ibm.com>
25121 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
25122 patterns when updating the back chain. Missed in the 2009-02-10
25125 2009-02-11 Janis Johnson <janis187@us.ibm.com>
25127 * doc/extend.texi (Decimal Floating Types): Update identifier of
25128 draft TR and list of missing support.
25130 2009-02-11 Jakub Jelinek <jakub@redhat.com>
25132 PR middle-end/39154
25133 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
25134 bit to variable length decl's flags, add it also to its
25135 pointer replacement variable.
25137 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
25138 Jakub Jelinek <jakub@redhat.com>
25141 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
25142 (memory_blockage): New expander.
25143 (*memory_blockage): New insn pattern.
25144 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
25145 instead of general blockage at the end of function prologue when
25146 frame pointer is used to access red zone area. Do not emit blockage
25147 when profiling, it is emitted in generic code.
25148 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
25149 function epilogue when frame pointer is used to access red zone area.
25151 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
25154 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
25155 by arithmetic with memory operands.
25156 * config/i386/predicates.md (commutative_operator): New.
25158 2009-02-10 Janis Johnson <janis187@us.ibm.com>
25160 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
25163 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
25165 * alias.h (record_alias_subset): Declare.
25166 * alias.c (record_alias_subset): Make global.
25168 2009-02-10 Nick Clifton <nickc@redhat.com>
25170 * tree-parloops.c: Change license to GPLv3.
25171 * ipa-struct-reorg.c: Change license to GPLv3.
25172 * ipa-struct-reorg.h: Change license to GPLv3.
25174 2009-02-10 Steve Ellcey <sje@cup.hp.com>
25177 * c-decl.c (start_struct): Return NULL on error.
25179 2009-02-10 Jakub Jelinek <jakub@redhat.com>
25181 PR middle-end/39124
25182 * cfgloopmanip.c (remove_path): Call remove_bbs after
25183 cancel_loop_tree, not before it.
25186 * function.h (struct function): Add has_local_explicit_reg_vars bit.
25187 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
25188 VAR_DECLs were seen.
25189 * tree-ssa-live.c (remove_unused_locals): Recompute
25190 cfun->has_local_explicit_reg_vars.
25191 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
25192 copies or clearings if cfun->has_local_explicit_reg_vars.
25194 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
25197 * config/i386/i386.c (expand_prologue): Emit blockage at the end
25198 of function prologue when frame pointer is used to access
25201 2009-02-10 Richard Guenther <rguenther@suse.de>
25203 PR middle-end/39127
25204 * gimplify.c (gimple_regimplify_operands): Always look if
25205 we need to create a temporary.
25207 2009-02-10 Richard Guenther <rguenther@suse.de>
25209 PR tree-optimization/39132
25210 * tree-loop-distribution.c (todo): New global var.
25211 (generate_memset_zero): Trigger TODO_rebuild_alias.
25212 (tree_loop_distribution): Return todo.
25214 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
25217 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
25218 (x86_64_reg_class_name): Removed.
25219 (classify_argument): Return 0 if bytes > 32. Return 0 if the
25220 first one isn't X86_64_SSE_CLASS or any other ones aren't
25221 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
25222 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
25223 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
25224 and 3 X86_64_SSEUP_CLASS.
25225 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
25226 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
25228 2009-02-10 Ben Elliston <bje@au.ibm.com>
25230 * config/rs6000/rs6000.md (allocate_stack): Always use an update
25231 form instruction to update the stack back chain word, even if the
25232 user has disabled the generation of update instructions.
25233 (movdi_<mode>_update_stack): New.
25234 (movsi_update_stack): Likewise.
25235 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
25236 always use an update form instruction to update the stack back
25239 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
25241 PR middle-end/38953
25242 * graphite.c (if_region_set_false_region): After moving a region in
25243 the false branch of a condition, remove the empty dummy basic block.
25244 (gloog): Remove wrong fix for PR38953.
25246 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25248 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
25249 generation due to implicit sign extension.
25251 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
25253 PR middle-end/38981
25254 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
25255 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
25257 2009-02-09 Richard Guenther <rguenther@suse.de>
25259 PR middle-end/35202
25260 * convert.c (convert_to_real): Disable (float)fn((double)x)
25261 to fnf(x) conversion if errno differences may occur and
25262 -fmath-errno is set.
25264 2009-02-07 Anatoly Sokolov <aesok@post.ru>
25266 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
25267 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25268 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25270 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25273 * c-common.c (handle_alias_attribute): Disallow attribute for
25274 anything not a FUNCTION_DECL or VAR_DECL.
25276 2009-02-06 Janis Johnson <janis187@us.ibm.com>
25279 * real.c (do_compare): Special-case compare of zero against
25280 decimal float value.
25282 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25285 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
25286 as indicating flexible array members unless the field itself is
25287 being declarared as the incomplete array.
25289 2009-02-06 Jan Hubicka <jh@suse.cz>
25291 PR tree-optimization/38844
25292 * ipa-inline.c (try_inline): Stop inlining recursion when edge
25293 is already inlined.
25295 2009-02-06 Richard Guenther <rguenther@suse.de>
25297 PR middle-end/38977
25298 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
25299 fork because we may expand it as __gcov_fork.
25301 2009-02-06 Nick Clifton <nickc@redhat.com>
25303 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
25305 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
25307 PR tree-optimization/35659
25308 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
25309 vn_phi_eq): Shortcut if hashcode does not match.
25310 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
25312 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
25313 and avoid iterative_hash_expr.
25314 (FOR_EACH_VALUE_ID_IN_SET): New.
25315 (value_id_compare): Remove.
25316 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
25317 sort expressions by value id.
25319 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
25322 * config/sh/predicates.md (general_movsrc_operand): Don't check
25323 the subreg of system registers here.
25325 2009-02-05 Jakub Jelinek <jakub@redhat.com>
25328 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
25329 on the copied decl.
25331 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
25333 PR rtl-optimization/39110
25334 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
25335 addresses, not aligned ones.
25337 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
25338 Richard Guenther <rguenther@suse.de>
25340 PR tree-optimization/39100
25341 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
25342 comment says and add edges.
25344 2009-02-05 Joseph Myers <joseph@codesourcery.com>
25347 * c-common.c (handle_tls_model_attribute): Ignore attribute for
25348 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
25350 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
25352 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
25353 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
25354 register_bb_in_sese, new_sese, free_sese): Moved.
25355 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
25356 outermost_loop_in_scop, build_scop_iteration_domain,
25357 expand_scalar_variables_ssa_name, get_vdef_before_scop,
25358 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
25359 Use loop_in_sese_p instead of loop_in_scop_p.
25360 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
25361 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
25362 (scopdet_basic_block_info): Fix bug in scop detection.
25363 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
25364 eq_loop_to_cloog_loop): Remove.
25365 (nb_loops_around_loop_in_scop, nb_loop
25366 ref_nb_loops): Moved here...
25367 * graphite.h (ref_nb_loops): ... from here.
25368 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
25369 (loop_domain_dim, loop_iteration_vector_dim): Remove.
25370 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
25372 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
25373 Hans-Peter Nilsson <hp@axis.com>
25375 PR rtl-optimization/37889
25376 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
25377 Move offset handling from PLUS to before the switch. Use new
25378 arguments when considering SYMBOL_REFs too.
25379 (rtx_addr_can_trap_p): Pass dummy offset and size.
25380 (enum may_trap_p_flags): Remove.
25381 (may_trap_p_1): Pass size from MEM_SIZE.
25383 PR rtl-optimization/38921
25384 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
25385 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
25386 * rtlanal.c (may_trap_after_code_motion_p): Delete.
25387 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
25389 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
25391 AVX Programming Reference (January, 2009)
25392 * config/i386/sse.md (*vpclmulqdq): New.
25394 2009-02-04 Jakub Jelinek <jakub@redhat.com>
25396 PR tree-optimization/38977
25397 PR gcov-profile/38292
25398 * calls.c (special_function_p): Disregard __builtin_ prefix.
25400 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
25402 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
25403 non-indexable addresses even before reload.
25405 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25408 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
25409 as having variable size. Do not give an error for unnamed
25410 parameters with [*] declarators. Give a warning for type names
25411 with [*] declarators and mark them as variable size.
25412 * c-parser.c (c_parser_sizeof_expression): Do not give an error
25413 for sizeof applied to [*] type names.
25415 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25418 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
25420 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25422 * gcc.c (process_command): Update copyright notice dates.
25423 * gcov.c (print_version): Likewise.
25424 * gcov-dump.c (print_version): Likewise.
25425 * mips-tfile.c (main): Likewise.
25426 * mips-tdump.c (main): Likewise.
25428 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25431 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
25432 for composite type involving a zero-length array type.
25434 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25437 * function.c (match_asm_constraints_1): Skip over
25438 initial optional % in the constraint.
25440 PR inline-asm/39059
25441 * c-parser.c (c_parser_postfix_expression): If fixed point is not
25442 supported, don't accept FIXED_CSTs.
25443 * c-decl.c (finish_declspecs): Error if fixed point is not supported
25444 and _Sat is used without _Fract/_Accum. Set specs->type to
25445 integer_type_node for cts_fract/cts_accum if fixed point is not
25448 2009-02-02 Catherine Moore <clm@codesourcery.com>
25450 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
25452 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
25454 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
25455 (ABI_HAS_64BIT_SYMBOLS): Use it.
25456 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
25458 2009-02-02 Paul Brook <paul@codesourcery.com>
25460 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
25462 2009-02-02 Jakub Jelinek <jakub@redhat.com>
25464 PR inline-asm/39058
25465 * recog.h (asm_operand_ok): Add constraints argument.
25466 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
25467 recurse on matching constraint.
25468 (check_asm_operands): Pass constraints as 3rd argument to
25469 asm_operand_ok. Don't look up matching constraint here.
25470 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
25473 2009-02-02 Ben Elliston <bje@au.ibm.com>
25475 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
25476 TARGET_NARROW_VOLATILE_BITFIELD macro names.
25478 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25480 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
25481 information. Remove some obsolete information. Reorganize.
25483 * config/pa/fptr.c: Revert license to GPL 2.
25484 * config/pa/milli64.S: Likewise.
25486 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25489 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
25490 LIBRARY name in, instead of hard-coding it.
25491 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
25492 extra target make frag to tmake_files according to EH model.
25493 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
25494 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
25495 frags that define makefile variable EH_MODEL appropriately.
25496 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
25497 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
25498 to "-sjlj" according to type of EH configured.
25499 (LIBGCC_SONAME): Concatenate it to shared library base name.
25500 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
25501 to "_sjlj" according to type of EH configured.
25502 (LIBGCC_SONAME): Concatenate it to shared library base name.
25503 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
25504 (SHLIB_LINK): Add missing semicolon to if-else construct.
25505 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25506 string value of "pe_dll" command-line option.
25507 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
25508 (SHLIB_SONAME): Use it when overriding t-cygming default.
25509 (SHLIB_IMPLIB): Override t-cygming default.
25510 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25511 string value of "pe_dll" command-line option.
25513 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25516 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25517 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25519 2009-01-31 Richard Guenther <rguenther@suse.de>
25521 PR tree-optimization/38937
25522 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25523 computing the transitive closure.
25525 2009-01-30 Richard Guenther <rguenther@suse.de>
25527 PR tree-optimization/39041
25528 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25529 Propagate variable indices only if the types match for this stmt.
25531 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25534 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25535 inline but never defined.
25537 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25539 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25540 (*insv_h_di_reg_extimm): New insn.
25541 (*insv_l<mode>_reg_extimm): New insn.
25543 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25545 * config/picochip/picochip.c (flag_conserve_stack): set
25546 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25547 fconserve-stack. Reduce call-overhead used by inliner.
25549 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25552 * common.opt (flag_conserve_stack): Initialised to zero.
25554 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25557 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25558 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25561 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25563 * ira-color.c (allocno_reload_assign): Update comments.
25564 * regmove.c (regmove_optimize): Likewise.
25568 2009-01-29 Robert Millan <rmh@aybabtu.com>
25570 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25571 * config/i386/kopensolaris-gnu.h: New file. Undefine
25572 `MD_UNWIND_SUPPORT'.
25573 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25575 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25577 PR tree-optimization/39007
25578 * tree-loop-distribution.c (generate_builtin): Use
25579 recompute_dominator to compute the immediate dominator of the
25580 basic block just after the loop.
25582 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25584 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25585 (ASM_OUTPUT_DWARF_PCREL): Define.
25587 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25589 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25590 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25591 global. Modify entries about regmove and IRA.
25593 * ra-conflict.c: Remove the file.
25595 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25597 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25598 (pass_regclass_init): Rename to pass_reginfo_init.
25600 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25602 * toplev.h (flag_ira): Remove.
25604 * caller-save.c (setup_save_areas): Remove flag_ira.
25606 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25608 * global.c: Remove the file.
25610 * opts.c (decode_options): Remove flag_ira.
25612 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25614 * regmove.c: Modify file description.
25615 (find_use_as_address, try_auto_increment): Define them only if
25616 AUTO_INC_DEC is defined.
25617 (replacement_quality, replace_in_call_usage, fixup_match_1,
25618 stable_and_no_regs_but_for_p): Remove.
25619 (reg_set_in_bb): Make it static.
25620 (regmove_optimize): Remove flag_ira and code which worked for
25623 * local-alloc.c: Remove the file.
25625 * common.opt (fira): Remove.
25627 * ira.c: Include except.h.
25628 (eliminable_regset): Move from global.c.
25629 (mark_elimination): Ditto. Remove flag_ira.
25630 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25631 equiv_mem_modified, validate_equiv_mem_from_store,
25632 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25633 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25634 no_equiv, recorded_label_ref): Move from local-alloc.c.
25635 (update_equiv_regs): Ditto. Make it static.
25636 (print_insn_chain, print_insn_chains): Move it from global.c.
25637 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25638 (build_insn_chain): Ditto. Make it static.
25639 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25640 Rename to init_live_subregs.
25641 (gate_ira): Remove flag_ira.
25643 * regclass.c: Rename reginfo.c. Change file description.
25644 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25645 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25646 (init_reg_sets_1): Remove code for evaluation of
25647 reg_class_superclasses and losing_caller_save_reg_set.
25648 (init_regs): Remove init_reg_autoinc.
25649 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25650 ok_for_base_p_nonstrict): Remove.
25651 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25652 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25653 corresponding entries.
25654 (dump_regclass, record_operand_costs, scan_one_insn,
25655 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25656 record_address_regs, auto_inc_dec_reg_p): Remove.
25657 (gt-regclass.h): Rename to gt-reginfo.h.
25659 * rtl.h (dump_global_regs, retry_global_alloc,
25660 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25662 * Makefile.in (RA_H): Remove.
25663 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25664 Rename regclass.o to reginfo.o.
25665 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25667 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25668 (GTFILES): Rename regclass.c to reginfo.c.
25670 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25671 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25673 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25674 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25676 (finish_spills): Ditto. Remove code for !flag_ira.
25678 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25680 PR middle-end/35854
25681 * doc/invoke.texi (rtl debug options): Complete rewrite.
25682 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25684 * mode-switching.c (pass_mode_switching): Rename pass from
25685 "mode-sw" to "mode_sw".
25686 * except.c (pass_convert_to_eh_ranges): Rename pass from
25687 "eh-ranges" to "eh_ranges".
25688 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25692 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25693 Alexander Monakov <amonakov@ispras.ru>
25695 PR middle-end/38857
25696 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25698 (move_exprs_to_boundary): Change return type and pass through
25699 should_move from move_op. Relax assert. Update usage ...
25700 (schedule_expr_on_boundary): ... here. Use should_move instead of
25702 (move_op_orig_expr_found): Indicate that insn was disconnected from
25704 (code_motion_process_successors): Do not call after_merge_succs
25705 callback if original expression was not found when traversing any of
25707 (code_motion_path_driver): Change return type. Update prototype.
25708 (move_op): Update comment. Add a new parameter (should_move). Update
25709 prototype. Set *should_move based on indication provided by
25710 move_op_orig_expr_found.
25712 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25714 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25715 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25716 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25717 * config/rs6000/rs6000.c (rs6000_override_options): Default
25718 avoid-indexed-addresses on for Power6, off for everything else.
25719 (avoiding_indexed_address_p): New function.
25720 (rs6000_legitimize_address): Use it.
25721 (rs6000_legitimate_address): Likewise.
25722 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25724 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25726 PR tree-optimization/38997
25727 * tree-loop-distribution.c (generate_memset_zero): Use
25728 POINTER_PLUS_EXPR for a pointer addition.
25730 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25732 * config/s390/s390.md (bswap<mode>2): New pattern added.
25734 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25736 * config/s390/s390.md (*tls_load_31): Added type attribute.
25738 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25740 * config/s390/s390.md: Fix a few comments.
25742 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25744 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25745 (*tm<mode>_full): Fixed z10prop attribute.
25746 (*tst<mode>_extimm): Fixed z10prop attribute.
25747 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25748 (*tstqiCCT_cconly): Fixed z10prop attribute.
25749 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25750 (*movsi_larl): Fixed z10prop attribute.
25751 (*movsi_zarch): Fixed z10prop attribute.
25752 (*movsi_eas): Fixed z10prop attribute.
25753 (*movhi): Fixed z10prop attribute.
25754 (*movqi): Fixed z10prop attribute.
25755 (*movstrictqi): Fixed z10prop attribute.
25756 (*mov<mode>): Fixed z10prop attribute.
25757 (*movcc): Fixed z10prop attribute.
25758 (*sethighpartdi_64): Fixed z10prop attribute.
25759 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25760 (*negdi2_sign_cc): Fixed z10prop attribute.
25761 (*negdi2_sign): Fixed z10prop attribute.
25762 (*absdi2_sign_cc): Fixed z10prop attribute.
25763 (*absdi2_sign): Fixed z10prop attribute.
25764 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25765 (*negabsdi2_sign): Fixed z10prop attribute.
25766 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25767 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25768 (doloop_si64): Fixed z10prop attribute.
25769 (doloop_si31): Fixed z10prop attribute.
25770 (doloop_long): Fixed z10prop attribute.
25771 (indirect_jump): Fixed z10prop attribute.
25772 (nop): Fixed z10prop attribute.
25773 (main_base_64): Fixed z10prop attribute.
25774 (reload_base_64): Fixed z10prop attribute.
25776 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25778 PR rtl-optimization/38740
25779 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25781 * config/mips/mips.c (mips_reorg): Likewise.
25783 2009-01-28 Richard Guenther <rguenther@suse.de>
25785 PR tree-optimization/38926
25786 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25787 with the correct value id to a value.
25788 (do_regular_insertion): Use the value number of edoubleprime
25789 for the value number of the expr.
25792 2008-08-21 Richard Guenther <rguenther@suse.de>
25794 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25795 a PHI ask VN if it is already available.
25796 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25797 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25799 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25801 PR middle-end/38934
25802 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25803 set to varying whenever max has TREE_OVERFLOW set, similarly
25804 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25806 2009-01-28 Richard Guenther <rguenther@suse.de>
25808 PR middle-end/38908
25809 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25810 uninitialized aggregate uses in call arguments.
25812 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25814 PR tree-optimization/38984
25815 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25816 the nothing_id variable if -fno-delete-null-pointer-checks.
25818 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25821 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25822 (set_got_offset_rex64): Ditto.
25824 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25827 * doc/extend.texi: Improve local variable with asm reg.
25829 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25831 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25832 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25833 was not supplied then set warn_packed_bitfield_compat to the
25834 default value of 1.
25835 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25838 2009-01-27 Richard Guenther <rguenther@suse.de>
25840 PR tree-optimization/38503
25841 * cfgexpand.c (expand_gimple_basic_block): Ignore
25842 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25843 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25844 variables that cannot have TBAA applied.
25845 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25848 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25850 PR middle-end/38969
25851 * calls.c (initialize_argument_information): Do not wrap complex
25852 arguments in SAVE_EXPR.
25854 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25856 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25857 (INSTALL_LIBGCC): Revert typo commit.
25859 2009-01-26 Richard Guenther <rguenther@suse.de>
25861 PR tree-optimization/38745
25862 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25863 from special handling.
25865 2009-01-26 Richard Guenther <rguenther@suse.de>
25867 PR tree-optimization/38745
25868 * tree-ssa.c (execute_update_addresses_taken): Do not include
25869 variables that cannot possibly be a register in not_reg_needs.
25870 Do not clear TREE_ADDRESSABLE on vars that may not become
25872 * tree-ssa.c (update_alias_info_1): Include those in the set
25873 of addressable vars.
25875 2009-01-26 Richard Guenther <rguenther@suse.de>
25877 PR middle-end/38851
25878 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25879 * tree-ssa-dse.c: Include langhooks.h
25880 (execute_simple_dse): Remove stores with zero size.
25882 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25885 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25888 2009-01-24 Julian Brown <julian@codesourcery.com>
25890 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25891 config/arm/linux-atomic.c.
25892 * config/arm/linux-atomic.c: New.
25894 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25896 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25897 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25898 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25900 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25903 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25906 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25908 PR tree-optimization/38953
25909 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25910 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25911 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25912 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25915 2009-01-24 Paul Brook <paul@codesourcery.com>
25917 * config/arm/neon.md (neon_type): Move to arm.md.
25918 (neon_mov<VSTRUCT>): Add neon_type attribute.
25919 * config/arm/arm.md (neon_type): Move to here.
25920 (conds): Add "unconditioal" and use as default for NEON insns.
25922 2009-01-24 Ben Elliston <bje@au.ibm.com>
25924 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25925 void *' warning from -Wc++-compat.
25926 * Makefile.in (dominance.o-warn): Remove.
25928 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25930 PR tree-optimization/38932
25931 * fold-const.c (fold_unary_ignore_overflow): New.
25932 * tree.h (fold_unary_ignore_overflow): Declare.
25933 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25934 * tree-ssa-sccvn.c (visit_reference_op_load,
25935 simplify_unary_expression): Likewise.
25937 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25939 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25940 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25941 regardless of their type.
25942 * c-common.c (handle_packed_attribute): Don't ignore packed on
25944 * c.opt (Wpacked-bitfield-compat): New warning option.
25945 * stor-layout.c (place_field): Warn if offset of a field changed.
25946 * doc/extend.texi (packed): Mention the ABI change.
25947 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25948 (Warning Options): Add it to the list.
25950 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25952 * c-opts.c (c_common_post_options): Fix a typo in comments.
25954 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25956 PR middle-end/38615
25957 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25958 variables to static.
25959 * doc/invoke.texi (-fmerge-all-constants): Update description.
25961 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25964 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25965 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25967 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25969 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25971 (LOCAL_ALIGNMENT): Similarly.
25973 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25974 Joseph Myers <joseph@codesourcery.com>
25976 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25977 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25978 * config/arm/arm-tune.md: Regenerate.
25979 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25982 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25984 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25985 version number to five.
25987 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25990 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25991 * c-common.c (set_underlying_type): Likewise.
25992 (is_typedef_decl ): Likewise
25994 (set_underlying_type): Likewise.
25995 (is_typedef_type): Likewise.
25997 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25999 PR middle-end/38587
26000 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
26003 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
26006 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
26007 (LIBGCC_SPEC): Don't define.
26008 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
26010 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
26012 PR rtl-optimization/38879
26013 * alias.c (base_alias_check): Unaligned access via AND address can
26014 alias all surrounding object types except those with sizes equal
26015 or wider than the size of unaligned access.
26017 2009-01-21 Dodji Seketeli <dodji@redhat.com>
26020 * c-decl.c (clone_underlying_type): Move this ...
26021 * c-common.c (set_underlying_type): ... here.
26022 Also, make sure the function properly sets TYPE_STUB_DECL() on
26023 the newly created typedef variant type.
26024 (is_typedef_decl ): New entry point.
26025 * tree.h: Added a new member member_types_needing_access_check to
26026 struct tree_decl_non_common.
26027 (set_underlying_type): New entry point.
26028 (is_typedef_type): Likewise.
26030 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
26032 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
26033 Check whether two instructions have memory references that
26034 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
26035 are helper functions for traversing.
26036 * alias.h (insn_alias_sets_confilict_p): New prototypes.
26037 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
26038 not to draw dependency edge for instructions with non-conflicting
26041 2009-01-20 Joseph Myers <joseph@codesourcery.com>
26044 * longlong.h: Update copyright years. Use soft-fp license notice.
26045 Sync __clz_tab declaration with glibc.
26047 2009-01-20 Steve Ellcey <sje@cup.hp.com>
26050 * doc/extend.texi (syscall_linkage): New.
26051 (version_id): Modify.
26053 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
26054 Richard Guenther <rguenther@suse.de>
26056 PR tree-optimization/38747
26057 PR tree-optimization/38748
26058 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
26059 conversion if the base address is an indirect reference and the
26060 aliasing sets could cause issues.
26062 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26064 * common.opt (fgraphite, fgraphite-identity): Add comment for
26065 explaining why these options are not documented.
26067 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26069 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
26070 gimple_call_lhs is NULL.
26072 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
26075 * emit-rtl.c (adjust_address_1): Make sure memref is never
26078 2009-01-20 Ben Elliston <bje@au.ibm.com>
26080 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26081 const qualifier from arg parameter. Remove unnecessary cast to char *.
26082 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26083 const qualifier from arg 2.
26085 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
26087 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
26089 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
26092 * rtl.h (reinit_regs): New prototype.
26093 * regclass.c: Include ira.h.
26094 (reinit_regs): New.
26095 * Makefile.in (regclass.o): Add ira.h.
26096 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
26098 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
26101 * c-common.c (handle_aligned_attribute): Use
26102 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
26103 default alignment value.
26105 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
26107 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
26108 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
26110 * doc/extend.texi: Update __attribute__ ((aligned)). Document
26111 __BIGGEST_ALIGNMENT__.
26113 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
26115 2009-01-18 Richard Guenther <rguenther@suse.de>
26117 PR tree-optimization/38819
26118 * tree-flow.h (operation_could_trap_helper_p): Declare.
26119 * tree-eh.c (operation_could_trap_helper_p): Export.
26120 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
26121 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
26122 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
26123 are about to insert a possibly trapping instruction and fail
26126 2009-01-18 Andreas Schwab <schwab@suse.de>
26128 * doc/install.texi (Configuration): Remove obsolete paragraph
26129 about use of --with-gnu-ld with --with-gnu-as.
26131 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
26133 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
26134 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
26135 Follow spelling conventions.
26137 2009-01-18 Ben Elliston <bje@au.ibm.com>
26139 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
26140 C++ warning about implicit conversion from void * to struct
26142 (bitmap_obstack_free): Likewise for bitmap_element *.
26143 * Makefile.in (bitmap.o-warn): Remove.
26145 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
26147 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
26149 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
26150 Tobias Grosser <tobi.grosser@amd.com>
26152 * graphite.c (graphite_trans_scop_block): Do not block single
26155 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
26157 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
26158 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
26159 test with assertion.
26161 2009-01-16 Richard Guenther <rguenther@suse.de>
26163 PR tree-optimization/38835
26164 PR middle-end/36227
26165 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
26166 and INT + PTR -> (INT)(PTR p+ INT) folding.
26167 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
26169 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
26172 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
26173 the subreg from a lowpart subreg if it is also casting the value.
26175 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26176 Tobias Grosser <tobi.grosser@amd.com>
26178 * graphite.c (compare_prefix_loops): New.
26179 (build_scop_canonical_schedules): Rewritten.
26180 (graphite_transform_loops): Move build_scop_canonical_schedules
26181 after build_scop_iteration_domain.
26183 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26184 Tobias Grosser <tobi.grosser@amd.com>
26186 * graphite.c (add_conditions_to_domain): Add the loops to
26187 the dimension of the iteration domain. Do copy the domain
26188 only when it exists.
26189 (build_scop_conditions_1): Do not call add_conditions_to_domain.
26190 (add_conditions_to_constraints): New.
26191 (can_generate_code_stmt, can_generate_code): Removed.
26192 (gloog): Do not call can_generate_code.
26193 (graphite_transform_loops): Call add_conditions_to_constraints
26194 after building the iteration domain.
26196 2009-01-16 Jakub Jelinek <jakub@redhat.com>
26198 PR tree-optimization/38789
26199 * tree-ssa-threadedge.c
26200 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
26201 __builtin_constant_p.
26203 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
26205 * dce.c (delete_unmarked_insns): Reversed the order that insns are
26206 examined before deleting them.
26208 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
26210 * function.c (aggregate_value_p): Correctly extract the function
26211 type from CALL_EXPR_FN lookup.
26213 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26215 * config/picochip/picochip.c (picochip_override_options): Revert
26216 CFI asm flag disable commited previously.
26218 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
26219 Tobias Grosser <tobi.grosser@amd.com>
26220 Jan Sjodin <jan.sjodin@amd.com>
26222 * graphite.c (scan_tree_for_params): On substractions negate
26223 all the coefficients of the term.
26224 (clast_to_gcc_expression_red): New. Handle reduction expressions
26225 of more than two operands.
26226 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
26227 (get_vdef_before_scop): Handle also the case of default definitions.
26229 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
26231 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
26232 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
26233 Also use them when walking CALL_INSN_FUNCTION_USAGE.
26235 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
26236 Joey Ye <joey.ye@intel.com>
26238 PR middle-end/37843
26239 * cfgexpand.c (expand_stack_alignment): Don't update stack
26240 boundary nor check incoming stack boundary here.
26241 (gimple_expand_cfg): Update stack boundary and check incoming
26242 stack boundary here.
26244 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
26246 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
26248 2009-01-14 Jakub Jelinek <jakub@redhat.com>
26250 PR rtl-optimization/38245
26251 * calls.c (expand_call): Add stack arguments to
26252 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26253 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
26254 in regs and partially in memory or BLKmode arguments.
26255 (emit_library_call_value_1): Add stack arguments to
26256 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26257 ACCUMULATE_OUTGOING_ARGS).
26258 * dce.c: Include tm_p.h.
26259 (find_call_stack_args): New function.
26260 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
26262 (mark_insn): Call find_call_stack_args for CALL_Ps.
26263 (prescan_insns_for_dce): Walk insns backwards in bb rather than
26264 forwards. Allocate and free arg_stores bitmap if needed, pass it
26265 down to deletable_insn_p, don't mark stores set in arg_stores
26266 bitmap, clear the bitmap at the beginning of each bb.
26267 * Makefile.in (dce.o): Depend on $(TM_P_H).
26269 2009-01-14 Michael Meissner <gnu@the-meissners.org>
26272 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
26273 to make sure the insn is a conditional test (bug 22599). Reformat a
26276 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
26278 PR middle-end/38431
26279 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
26280 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
26281 (gloog): Do not call cleanup_tree_cfg.
26282 (graphite_transform_loops): Call cleanup_tree_cfg after all
26283 scops have been code generated.
26285 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
26286 * doc/gty.texi (Invoking the garbage collector): Added new node
26287 and section documenting ggc_collect.
26289 2009-01-14 Richard Guenther <rguenther@suse.de>
26291 PR tree-optimization/38826
26292 PR middle-end/38477
26293 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
26294 initialization notes only if we actually emitted a warning.
26295 (intra_create_variable_infos): Add constraints for a result decl
26296 that is passed by hidden reference.
26297 (build_pred_graph): Mark all related variables non-direct on
26300 2009-01-14 Nick Clifton <nickc@redhat.com>
26302 * ira-conflicts.c: Include addresses.h for the definition of
26304 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
26305 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
26307 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
26310 * Makefile.in (ira-lives.o): Add except.h.
26312 * ira-lives.c: Include except.h.
26313 (process_bb_node_lives): Process can_throw_internal.
26315 2009-01-13 Jakub Jelinek <jakub@redhat.com>
26317 PR rtl-optimization/38774
26318 * combine.c (simplify_set): When undoing cc_use change, don't do
26319 PUT_CODE on the newly created comparison, but instead put back the
26322 2009-01-13 Joseph Myers <joseph@codesourcery.com>
26324 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
26325 values. Remove duplicate arm8 entry.
26327 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26329 PR tree-optimization/38786
26330 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
26331 the SSA_NAME case of expand_scalar_variables_expr.
26332 Set the type of an expression to the type of its assign statement.
26333 (expand_scalar_variables_expr): Also gather the scalar computation
26334 used to index the memory access. Do not pass loop_p.
26335 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
26336 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
26337 the gimple_stmt_iterator where it inserts new code.
26338 Do not pass loop_p.
26339 (copy_bb_and_scalar_dependences): Do not pass loop_p.
26340 (translate_clast): Update call to copy_bb_and_scalar_dependences.
26342 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26344 * graphite.h (debug_value): Removed.
26345 * graphite.c (debug_value): Removed.
26347 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26349 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
26350 ldrd/strd with two 32-bit instructions.
26352 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26354 * config/arm/arm.c (struct processors): Pass for speed down into
26355 cost helper functions.
26356 (const_ok_for_op): Handle COMPARE and inequality nodes.
26357 (arm_rtx_costs_1): Rewrite.
26358 (arm_size_rtx_costs): Update prototype.
26359 (arm_rtx_costs): Pass speed down to helper functions.
26360 (arm_slowmul_rtx_costs): Rework cost calculations.
26361 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
26362 (arm_9e_rtx_costs): Likewise.
26364 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
26366 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
26367 relocations of local symbols wider than UNITS_PER_WORD are not valid.
26368 (alpha_legitimize_address): Do not split local symbols wider than
26369 UNITS_PER_WORD into HIGH/LO_SUM parts.
26371 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
26374 * gcc.c (process_command): Replace call to execvp with calls
26375 to pex_one and exit.
26377 2009-01-03 Anatoly Sokolov <aesok@post.ru>
26380 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
26381 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
26382 variant for devices with 3-byte PC.
26383 (__tablejump_elpm__): New.
26385 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26388 * c-parser.c (c_parser_postfix_expression): Allow `->' in
26389 offsetof member-designator, handle it as `[0].'.
26391 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26393 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
26394 function when not using named sections on targets with named sections
26395 if branch distance is less than 262132.
26397 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
26399 * combine.c (combine_instructions): Recompute
26400 optimize_this_for_speed_p for each BB in the main combine loop.
26402 2009-01-12 Tomas Bily <tbily@suse.cz>
26405 * tree-loop-distribution.c (prop_phis): New function.
26406 (generate_builtin): Call prop_phis.
26408 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26410 PR tree-optimization/38807
26411 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
26412 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
26414 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
26416 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
26417 subreg of op0 to the original op0.
26419 2009-01-11 Laurent GUERBY <laurent@guerby.net>
26421 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
26423 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
26426 * mips-tfile.c (parse_def): Fix parsing of def strings
26427 starting with digits.
26429 2009-01-10 Jakub Jelinek <jakub@redhat.com>
26432 * config/arm/arm.c (arm_is_long_call_p): Don't call
26433 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
26435 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
26437 * regrename.c (regrename_optimize): Fix dumping.
26438 (find_oldest_value_reg): Preserve REG_POINTER.
26439 (copy_hardreg_forward_1): Likewise.
26441 2009-01-09 Diego Novillo <dnovillo@google.com>
26443 * gimple.h (struct gimple_statement_base) <uid>: Document
26444 the restrictions on its use.
26445 (gimple_uid): Tidy.
26446 (gimple_set_uid): Tidy.
26448 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26450 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
26451 zero guard even if align_bytes != 0 and count is smaller than
26454 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
26456 PR rtl-optimization/38495
26457 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
26458 (add_range_and_copies_from_move_list): Print all added ranges.
26459 Add ranges to memory optimized destination.
26461 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26465 * config/i386/i386.c (override_options): Reject
26466 -mstringop-strategy=rep_8byte with -m32.
26467 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
26468 to 1. Do count comparison against epilogue_size_needed at compile
26469 time even when count_exp was constant forced into register. For
26470 size_needed don't jump to epilogue, instead just avoid aligning
26471 and invoke the body algorithm. If need_zero_guard, add zero guard
26472 even if count is non-zero, but smaller than size_needed + number of
26473 bytes that could be stored for alignment.
26474 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
26475 to 1. If need_zero_guard, add zero guard even if count is non-zero,
26476 but smaller than size_needed + number of bytes that could be stored
26477 for alignment. Compare size_needed with epilogue_size_needed instead
26478 of desired_align - align, don't adjust size_needed, pass
26479 epilogue_size_needed to the epilogue expanders.
26482 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
26484 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26486 * pa.c (last_address): Change to unsigned.
26487 (update_total_code_bytes): Change argument to unsigned. Don't
26488 check if insn addresses are set.
26489 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
26490 addresses are not set.
26491 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
26493 2009-01-09 Nick Clifton <nickc@redhat.com>
26495 * config/sh/symbian.c: Replace uses of DECL_INLINE with
26496 DECL_DECLARED_INLINE_P.
26498 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26500 PR middle-end/38347
26501 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
26502 GET_MODE (op0) in operand_subword_force calls.
26504 PR middle-end/38771
26505 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
26506 fold_convert arg0 operands to TREE_TYPE (op0) first.
26508 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
26510 * params.def (ira-max-conflict-table-size): Decrease default value
26513 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26515 PR tree-optimization/37031
26516 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26518 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26519 allocate it using gc instead of heap, use VEC_quick_push instead of
26521 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26522 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26523 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26524 allocated vector from heap allocated.
26525 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26526 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26527 vector only after perfect_loop_nest_depth call.
26529 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26530 Jan Sjodin <jan.sjodin@amd.com>
26532 PR tree-optimization/38559
26533 * graphite.c (debug_value, copy_constraint,
26534 swap_constraint_variables, scale_constraint_variable, ): New.
26535 (get_lower_bound, get_upper_bound): Removed.
26536 (graphite_trans_bb_strip_mine): Clean up this code that works
26537 only for constant number of iterations. Fully copy upper and
26538 lower bound constraints, not only the constant part of them.
26539 * graphite.h (debug_value): Declared.
26541 2009-01-08 Ira Rosen <irar@il.ibm.com>
26543 PR tree-optimization/37194
26544 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26545 Don't add the cost of cost model guard in prologue to scalar
26546 outside cost in case of known number of iterations.
26548 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26549 Alan Modra <amodra@bigpond.net.au>
26551 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26552 non-word-aligned REG+CONST addressing.
26554 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26557 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26558 free_after_compilation when outputting a thunk.
26559 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26560 Do not call free_after_compilation here.
26562 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26564 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26565 (ix86_valid_target_attribute_inner_p): Ditto.
26567 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26569 PR tree-optimization/38492
26570 PR tree-optimization/38498
26571 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26572 * tree-chrec.h (scev_is_linear_expression): Declared.
26573 * graphite.c (graphite_cannot_represent_loop_niter): New.
26574 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26575 (graphite_loop_normal_form): Use gcc_assert.
26576 (scan_tree_for_params): Use CASE_CONVERT.
26577 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26578 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26579 Use gcc_assert. Discard scops that contain unhandled cases.
26580 (build_scop_conditions): Return a boolean status for unhandled cases.
26581 (strip_mine_profitable_p): Print the loop number, not its depth.
26582 (is_interchange_valid): Pass the depth of the loop nest, don't
26583 recompute it wrongly.
26584 (graphite_trans_bb_block): Same.
26585 (graphite_trans_bb_block): Print tentative of loop blocking.
26586 (graphite_trans_scop_block): Do not print that the loop has been
26588 (graphite_transform_loops): Do not handle scops that contain condition
26591 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26593 AVX Programming Reference (December, 2008)
26594 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26595 (_mm256_stream_pd): Likewise.
26596 (_mm256_stream_ps): Likewise.
26598 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26599 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26600 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26601 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26602 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26603 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26604 (ix86_expand_special_args_builtin): Likewise.
26606 * config/i386/sse.md (AVXMODEDI): New.
26607 (avx_movnt<mode>): Likewise.
26608 (avx_movnt<mode>): Likewise.
26609 (<sse>_movnt<mode>): Remove AVX support.
26610 (sse2_movntv2di): Likewise.
26612 2009-01-07 Richard Guenther <rguenther@suse.de>
26614 PR middle-end/38751
26615 * fold-const.c (extract_muldiv): Remove obsolete comment.
26616 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26617 to PLUS_EXPR canonicalization for the canonicalization.
26619 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26621 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26622 hosted cross-compilers generating less efficient code.
26624 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26626 * function.h (rtl_data): Add a dbr_scheduled_p field.
26627 * reorg.c (dbr_schedule): Set it.
26628 (gate_handle_delay_slots): Check it.
26629 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26630 (mips_reorg): Check flag_delayed_branch instead of
26631 mips_base_delayed_branch.
26632 (mips_override_options): Don't set mips_base_delayed_branch
26633 or flag_delayed_branch.
26635 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26637 PR rtl-optimization/38426.
26638 * ira.c (ira): Set current_function_is_leaf earlier.
26640 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26642 PR rtl-optimization/38722
26643 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26644 too early, only set a flag and modify after last possible
26647 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26650 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26651 * real.c (decimal_single_format): Correct values of emin and emax.
26652 (decimal_double_format): Ditto.
26653 (decimal_quad_format): Ditto.
26654 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26655 computation of DECnn_MIN and DECnn_MAX for corrected values of
26656 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26657 __DECnn_MIN__, and adjust its computation for the corrected value
26660 2009-01-06 Jan Hubicka <jh@suse.cz>
26663 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26665 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26667 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26668 Add Robert Clark to the list of testers.
26670 2009-01-06 Jan Hubicka <jh@suse.cz>
26671 Kai Tietz <kai.tietz@onevision.com>
26673 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26674 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26676 2009-01-06 Jan Hubicka <jh@suse.cz>
26677 Kai Tietz <kai.tietz@onevision.com>
26679 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26681 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26682 (ix86_nsaved_regs): Count only general purpose regs.
26683 (ix86_nsaved_sseregs): New.
26684 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26685 to 16 for w64; compute padding and size of sse reg save area.
26686 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26687 general purpose regs.
26688 (ix86_emit_save_sse_regs_using_mov): New.
26689 (ix86_expand_prologue): Save SSE regs if needed.
26690 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26691 (ix86_emit_restore_sse_regs_using_mov): New.
26692 (ix86_expand_epilogue): Save SSE regs if needed.
26694 2009-01-06 Jan Hubicka <jh@suse.cz>
26695 Kai Tietz <kai.tietz@onevision.com>
26697 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26698 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26699 functions when accumulate outgoing args is off.
26701 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26704 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26705 before using pseudos_have_intersected_live_ranges_p.
26707 * ira-int.h (ira_assert): Always define.
26709 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26711 AVX Programming Reference (December, 2008)
26712 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26713 (_mm256_permute2_pd): Likewise.
26714 (_mm_permute2_ps): Likewise.
26715 (_mm256_permute2_ps): Likewise.
26716 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26717 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26719 * config/i386/i386.c (ix86_builtins): Remove
26720 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26721 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26722 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26723 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26724 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26725 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26726 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26727 __builtin_ia32_vpermil2ps256.
26728 (ix86_init_mmx_sse_builtins): Updated.
26729 (ix86_expand_args_builtin): Likewise.
26731 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26733 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26734 long absolute calls when generating PA 2.0 code.
26736 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26738 PR rtl-optimization/38583
26739 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26741 * params.def (ira-max-conflict-table-size): New.
26743 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26745 * ira.h (ira_conflicts_p): New external definition.
26747 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26748 table. Report this. Return result of building.
26749 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26750 building conflict table.
26752 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26753 (ira_color): Use ira_conflicts_p.
26755 * global.c: Include ira.h.
26756 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26759 * Makefile.in (global.o): Add ira.h.
26761 * ira-build.c (mark_all_loops_for_removal,
26762 propagate_some_info_from_allocno): New.
26763 (remove_unnecessary_allocnos): Call
26764 propagate_some_info_from_allocno.
26765 (remove_low_level_allocnos): New.
26766 (remove_unnecessary_regions): Add parameter. Call
26767 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26768 parameter to remove_unnecessary_regions.
26769 (ira_build): Remove all regions but root if the conflict table was
26770 not built. Update conflict hard regs for allocnos crossing calls.
26772 * ira.c (ira_conflicts_p): New global.
26773 (ira): Define and use ira_conflicts_p.
26775 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26776 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26777 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26779 2009-01-06 Ben Elliston <bje@au.ibm.com>
26781 * gengtype-lex.l (YY_NO_INPUT): Define.
26783 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26786 * c-common.c (handle_vector_size_attribute): Also reject
26787 BOOLEAN_TYPE types.
26789 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26791 PR tree-optimization/38492
26792 * graphite.c (rename_map_elt, debug_rename_elt,
26793 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26794 rename_map_elt_info, eq_rename_map_elts,
26795 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26796 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26797 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26798 (sese_build_livein_liveouts): New.
26799 (new_sese, free_sese): New.
26800 (new_scop): Call new_sese.
26801 (free_scop): Call free_sese.
26802 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26803 (register_old_new_names): Renamed register_old_and_new_names.
26804 (register_scop_liveout_renames, add_loop_exit_phis,
26805 insert_loop_close_phis, struct igp,
26806 default_liveout_before_guard, add_guard_exit_phis,
26807 insert_guard_phis, copy_renames): New.
26808 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26809 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26810 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26811 (scop_adjust_phis_for_liveouts): New.
26812 (gloog): Call scop_adjust_phis_for_liveouts.
26814 * graphite.h (struct sese): Documented. Added fields liveout,
26815 num_ver and livein.
26816 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26817 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26818 (struct scop): Added field liveout_renames.
26819 (SCOP_LIVEOUT_RENAMES): New.
26821 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26823 PR tree-optimization/38510
26824 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26825 (translate_clast): Call recompute_all_dominators before
26827 (gloog): Call recompute_all_dominators before graphite_verify.
26829 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26830 Jan Sjodin <jan.sjodin@amd.com>
26832 PR tree-optimization/38500
26833 * graphite.c (create_sese_edges): Call fix_loop_structure after
26836 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26838 * config.gcc: Add m32r*-*-rtems*.
26839 * config/m32r/rtems.h: New file.
26841 2009-01-05 Ben Elliston <bje@au.ibm.com>
26843 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26844 (.po.pox): Likewise.
26845 (po/gcc.pot): Likewise.
26847 2009-01-04 David S. Miller <davem@davemloft.net>
26849 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26850 (STARTING_FRAME_OFFSET): Always set to zero.
26852 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26854 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26855 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26856 fixed-point types, and vectors of the same.
26858 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26860 * config/mips/sync.md (*mb_barrier): Rename to...
26861 (*memory_barrier): ...this.
26863 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26865 * doc/extend.texi (Function Attributes): Move @cindex after @item
26866 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26867 and put in alphabetical order. Fix 'target' name and put in order.
26868 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26871 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26873 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26874 (memory_barrier): Expand as unspec instead of unspec_volatile.
26875 Remove mem:BLK from insn operands. Use Pmode scratch register.
26876 (*memory_barrier): Define as unspec instead of unspec_volatile.
26877 Use (match_dup 0) as input operand.
26879 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26880 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26881 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26882 scratch register. Remove operand 1.
26883 (*stbar): Define as unspec instead of unspec_volatile.
26884 Use (match_dup 0) as input operand, remove (const_int 8).
26885 (*membar): Define as unspec instead of unspec_volatile.
26886 Use (match_dup 0) as input operand, remove input operand 2.
26888 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26889 (memory_barrier): Expand as unspec instead of unspec_volatile.
26890 Remove mem:BLK from insn operands. Use Pmode scratch register.
26891 (*memory_barrier): Define as unspec instead of unspec_volatile.
26892 Use (match_dup 0) as input operand.
26894 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26895 Remove mem:BLK from insn operands. Use Pmode scratch register.
26896 Set volatile flag on operand 0.
26897 (*memory_barrier): New insn pattern.
26899 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26901 (*memory_barrier): Use (match_dup 0) as input operand.
26903 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26904 Remove mem:BLK from insn operands. Use Pmode scratch register.
26905 Set volatile flag on operand 0.
26906 (*mb_internal): New insn pattern.
26908 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26910 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26912 PR middle-end/38586
26913 * function.c (struct temp_slot): Move to the section of the file
26914 that deals with temp slots. Remove field 'address'.
26915 (temp_slot_address_table): New hash table of address -> temp slot.
26916 (struct temp_slot_address_entry): New struct, items for the table.
26917 (temp_slot_address_compute_hash, temp_slot_address_hash,
26918 temp_slot_address_eq, insert_temp_slot_address): Support functions
26920 (find_temp_slot_from_address): Rewrite to use the new hash table.
26921 (remove_unused_temp_slot_addresses): Remove addresses of temp
26922 slots that have been made available.
26923 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26924 worker function for remove_unused_temp_slot_addresses.
26925 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26926 Add the temp slot address to the address -> temp slot map.
26927 (update_temp_slot_address): Update via insert_temp_slot_address.
26928 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26929 (pop_temp_slots): Likewise.
26930 (init_temp_slots): Allocate the address -> temp slot map, or empty
26931 the map if it is already allocated.
26932 (prepare_function_start): Initialize temp slot processing.
26934 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26936 PR middle-end/38584
26937 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26938 Calculate the size of all stack vars assuming no packing of stack
26939 vars will happen, replacing a quadratic algorithm with a linear one.
26941 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26944 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26947 2009-01-03 Diego Novillo <dnovillo@google.com>
26949 * doc/contrib.texi: Update contributions.
26951 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26954 * builtins.c (fold_builtin_memory_op): Give up if either operand
26955 is volatile. Set srctype or desttype to non-qualified version
26959 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26960 and FUNCTION_DECLs.
26962 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26964 PR rtl-optimization/35805
26965 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26966 problem if fast dce is able to remove any instructions.
26967 * dce.c (dce_process_block): Fix dump message.
26969 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26972 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26974 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26976 PR middle-end/38690
26977 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26978 * tree-pretty-print.c (op_code_prio): New function.
26979 (op_prio): No longer static. Use op_code_prio.
26980 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26981 Use op_prio and op_code_prio to determine if () should be
26982 printed around operand(s) or not.
26984 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26985 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26986 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26987 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26988 pp_character instead of pp_string for single letter printing.
26990 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26992 * doc/extend.texi: Fix '#pragma GCC option' typo.
26994 2009-01-02 Richard Guenther <rguenther@suse.de>
26996 * doc/install.texi (--enable-checking): Mention different
26997 default for stage1.
26998 (--enable-stage1-checking): Document.
27000 2009-01-01 Andrew Pinski <pinskia@gmail.com>
27002 PR middle-end/30142
27003 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
27004 case to be an error.
27006 2009-01-02 Ben Elliston <bje@au.ibm.com>
27008 * config/fp-bit.h (pack_d): Constify argument.
27009 * config/fp-bit.c (makenan): Constify return type. Remove casts.
27010 (isnan): Constify argument.
27012 (iszero): Likewise.
27013 (pack_d): Likewise.
27014 (_fpadd_parts): Constify return type.
27015 (_fpmul_parts): Likewise.
27016 (_fpdiv_parts): Likewise.
27018 2009-01-01 Jakub Jelinek <jakub@redhat.com>
27021 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
27022 warn about overwriting initializer with side-effects or
27023 -Woverride-init if !IMPLICIT.
27024 (output_init_element): Likewise. Pass IMPLICIT down to
27026 (process_init_element): Add IMPLICIT argument. Pass it down
27027 to output_init_element.
27028 (push_init_element, pop_init_level, set_designator): Adjust
27029 process_init_element callers.
27030 (set_nonincremental_init, set_nonincremental_init_from_string):
27031 Adjust add_pending_init callers.
27032 (output_pending_init_elements): Adjust output_init_element callers.
27033 * c-tree.h (process_init_element): Adjust prototype.
27034 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
27035 process_init_element callers.
27038 Copyright (C) 2009 Free Software Foundation, Inc.
27040 Copying and distribution of this file, with or without modification,
27041 are permitted in any medium without royalty provided the copyright
27042 notice and this notice are preserved.